1 2009-05-24 Richard Guenther <rguenther@suse.de>
4 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5 array type from the main variant of the inner type.
7 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
10 definition to bool (from int) to un-break build.
11 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
13 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
16 discard_stmt_changes): Delete.
17 * tree-ssa-operands.c (scb_stack): Delete.
18 (init_ssa_operands): Do not initialize it.
19 (fini_ssa_operands): Do not free it.
20 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
22 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
23 update_stmt, remove the others. Fix comments.
24 * tree-dfa.c (optimize_stack_restore): Likewise.
25 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
26 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
27 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
28 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
30 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
31 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
32 (dom_opt_finalize_block): Likewise, adjusting access to stmts_to_rescan.
33 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
34 (stmts_to_rescan): Change item type to gimple.
35 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
37 2009-05-24 Ira Rosen <irar@il.ibm.com>
39 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
40 * tree-pass.h (pass_slp_vectorize): New pass.
41 * params.h (SLP_MAX_INSNS_IN_BB): Define.
42 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
43 * tree-vectorizer.c (timevar.h): Include.
44 (user_vect_verbosity_level): Declare.
45 (vect_location): Fix comment.
46 (vect_set_verbosity_level): Update user_vect_verbosity_level
47 instead of vect_verbosity_level.
48 (vect_set_dump_settings): Add an argument. Ignore user defined
49 verbosity if dump flags require higher level of verbosity. Print to
50 stderr only for loop vectorization.
51 (vectorize_loops): Update call to vect_set_dump_settings.
52 (execute_vect_slp): New function.
53 (gate_vect_slp): Likewise.
54 (struct gimple_opt_pass pass_slp_vectorize): New.
55 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
57 (vec_info_for_bb): New function.
58 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
59 (VECTORIZATION_ENABLED): New macro.
60 (SLP_ENABLED, SLP_DISABLED): Likewise.
61 (vect_is_simple_use): Add bb_vec_info argument.
62 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
63 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
64 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
65 vect_schedule_slp, vect_analyze_slp): Likewise.
66 (vect_analyze_stmt): Add slp_tree argument.
67 (find_bb_location): Declare.
68 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
69 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
70 (vect_analyze_loop_operations, vect_analyze_loop,
71 get_initial_def_for_induction, vect_create_epilog_for_reduction,
72 vect_finalize_reduction, vectorizable_reduction,
73 vectorizable_live_operation, vect_transform_loop): Likewise.
74 * tree-data-ref.c (dr_analyze_innermost): Update comment,
75 skip evolution analysis if analyzing a basic block.
76 (dr_analyze_indices): Likewise.
77 (initialize_data_dependence_relation): Skip the test whether the
78 object is invariant for basic blocks.
79 (compute_all_dependences): Skip dependence analysis for data
80 references in basic blocks.
81 (find_data_references_in_stmt): Don't fail in case of invariant
82 access in basic block.
83 (find_data_references_in_bb): New function.
84 (find_data_references_in_loop): Move code to
85 find_data_references_in_bb and add a call to it.
86 (compute_data_dependences_for_bb): New function.
87 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
88 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
90 (vect_analyze_data_ref_dependence): Check for interleaving in case of
91 unknown dependence in basic block and fail in case of dependence in
93 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
94 dependence instances from either loop or basic block vectorization
96 (vect_compute_data_ref_alignment): Check if it is loop vectorization
97 before calling nested_in_vect_loop_p.
98 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
99 dependence instances from either loop or basic block vectorization
101 (vect_verify_datarefs_alignment): Likewise.
102 (vect_enhance_data_refs_alignment): Adjust function calls.
103 (vect_analyze_data_refs_alignment): Likewise.
104 (vect_analyze_group_access): Fix printing. Skip different checks if
105 DR_STEP is 0. Keep strided stores either in loop or basic block
106 vectorization data structure. Fix indentation.
107 (vect_analyze_data_ref_access): Fix comments, allow zero step in
109 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
110 dependence instances from either loop or basic block vectorization
112 (vect_analyze_data_refs): Update comment. Call
113 compute_data_dependences_for_bb to analyze basic blocks.
114 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
115 case of loop vectorization. In case of basic block vectorization use
116 data-ref itself as a base.
117 (vect_create_data_ref_ptr): In case of basic block vectorization:
118 don't advance the pointer, add new statements before the current
119 statement. Adjust function calls.
120 (vect_supportable_dr_alignment): Support only aligned accesses in
121 basic block vectorization.
122 * common.opt (ftree-slp-vectorize): New flag.
123 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
124 (vect_pattern_recog_1): Likewise.
125 * tree-vect-stmts.c (process_use): Likewise.
126 (vect_init_vector): Add new statements in the beginning of the basic
127 block in case of basic block SLP.
128 (vect_get_vec_def_for_operand): Adjust function calls.
129 (vect_finish_stmt_generation): Likewise.
130 (vectorizable_call): Add assert that it is loop vectorization, adjust
132 (vectorizable_conversion, vectorizable_assignment): Likewise.
133 (vectorizable_operation): In case of basic block SLP, take
134 vectorization factor from statement's type and skip the relevance
135 check. Adjust function calls.
136 (vectorizable_type_demotion): Add assert that it is loop
137 vectorization, adjust function calls.
138 (vectorizable_type_promotion): Likewise.
139 (vectorizable_store): Check for outer loop only in case of loop
140 vectorization. Adjust function calls. For basic blocks, skip the
141 relevance check and don't advance pointers.
142 (vectorizable_load): Likewise.
143 (vectorizable_condition): Add assert that it is loop vectorization,
144 adjust function calls.
145 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
146 that it is not reduction, get vector type, call only supported
147 functions, skip loop specific parts.
148 (vect_transform_stmt): Check for outer loop only in case of loop
150 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
151 (vect_is_simple_use): Fix comment, add new argument, fix conditions
152 for external definition.
153 * passes.c (pass_slp_vectorize): New pass.
154 * tree-vect-slp.c (find_bb_location): New function.
155 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
156 check for patterns only in loops.
157 (vect_build_slp_tree): Add argument, adjust function calls, fail in
158 case of multiple types in basic block SLP.
159 (vect_mark_slp_stmts_relevant): New function.
160 (vect_supported_load_permutation_p): Fix comment.
161 (vect_analyze_slp_instance): Add argument. In case of basic block
162 SLP, take vectorization factor from statement's type, check that
163 unrolling factor is 1. Adjust function call. Save SLP instance in
164 either loop or basic block vectorization structure. Return FALSE,
166 (vect_analyze_slp): Add argument. Get strided stores groups from
167 either loop or basic block vectorization structure. Return FALSE
168 if basic block SLP failed.
169 (new_bb_vec_info): New function.
170 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
171 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
172 (vect_schedule_slp): Add argument. Get SLP instances from either
173 loop or basic block vectorization structure. Set vectorization factor
174 to be 1 for basic block SLP.
175 (vect_slp_transform_bb): New function.
176 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
178 2009-05-23 Mark Mitchell <mark@codesourcery.com>
180 * final.c (shorten_branches): Do not align labels for jump tables.
181 (final_scan_insn): Use JUMP_TABLE_DATA_P.
183 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
185 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
186 Remove outdated reference to flow.c and fix nits.
187 * doc/gccint.texi: Tweak RTL description.
188 * doc/rtl.texi: Likewise.
190 2009-05-23 Denis Chertykov <chertykov@gmail.com>
192 * config/avr/avr.c: Change my email address.
193 * config/avr/avr.h: Likewise.
194 * config/avr/avr.md: Likewise.
195 * config/avr/avr-protos.h: Likewise.
196 * config/avr/libgcc.S: Likewise.
198 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
200 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
201 (spu_split_load, spu_split_store): Change return type to int.
202 (spu_split_convert): Declare.
203 * config/spu/predicates.md (spu_mem_operand): Remove.
204 (spu_mov_operand): Update.
205 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
206 * config/spu/spu.c (regno_aligned_for_load): Remove.
207 (reg_aligned_for_addr, spu_expand_load): Define.
208 (spu_expand_extv): Reimplement and handle MEM.
209 (spu_expand_insv): Handle MEM.
210 (spu_sched_reorder): Handle insn's with length 0.
211 (spu_legitimate_address_p): Reimplement.
212 (store_with_one_insn_p): Return TRUE for any mode with size
213 larger than 16 bytes.
214 (address_needs_split): Define.
215 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
217 (spu_convert_move): Define.
218 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
219 (spu_split_store): Change all MEM's to TImode.
220 (spu_init_expanders): Preallocate registers that correspond to
221 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
223 (spu_split_convert): Define.
224 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
225 (_move<mode>, _movdi, _movti): Update predicate and condition.
226 (load, store): Change to define_split.
227 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
229 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
230 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
231 define_insn_and_split of lshr<mode>3.
232 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
233 (<v>ashr<mode>3_imm): Define.
234 (extv, extzv, insv): Allow MEM operands.
235 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
236 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
237 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
238 (_spu_convert2): Change to define_insn_and_split and remove the
239 corresponding define_peephole2.
240 (stack_protect_set, stack_protect_test, stack_protect_test_si):
241 Change predicates to memory_operand.
243 2009-05-22 Mark Mitchell <mark@codesourcery.com>
245 * config/arm/thumb2.md: Add 16-bit multiply instructions.
247 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
249 PR tree-optimization/40219
250 * tree.c (iterative_hash_expr): Make sure the builtin function is
251 a normal builtin function and not a front end or back end builtin
252 before indexing into the built_in_decls array.
254 2009-05-22 Richard Guenther <rguenther@suse.de>
257 * alias.c (write_dependence_p): Do not use TBAA for answering
258 anti-dependence or output-dependence.
259 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
260 (emit_pointer_definition): Remove.
261 (emit_alias_warning): Likewise.
262 (find_what_var_points_to): Remove TBAA pruning code.
263 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
265 (compute_points_to_sets): Remove code computing the set of
266 dereferenced pointers.
267 * tree-data-ref.c (dr_may_alias_p): Properly use the split
268 oracle for querying anti and output dependencies.
269 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
270 if TBAA may be applied.
271 (refs_anti_dependent_p): New function.
272 (refs_output_dependent_p): Likewise.
273 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
274 (refs_output_dependent_p): Likewise.
275 * doc/tree-ssa.texi (Memory model): New section.
276 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
277 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
278 * cfgexpand.c (expand_gimple_basic_block): Do not handle
279 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
280 * expr.c (expand_expr_real_1): Likewise.
281 * gimple-low.c (lower_stmt): Likewise.
282 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
283 (dump_gimple_cdt): Remove.
284 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
285 (gimple_size): Likewise.
286 (walk_gimple_op): Likewise.
287 (is_gimple_stmt): Likewise.
288 (walk_stmt_load_store_addr_ops): Likewise.
289 (gimple_build_cdt): Remove.
290 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
291 * gimple.h (gimple_cdt_new_type): Remove.
292 (gimple_cdt_new_type_ptr): Likewise.
293 (gimple_cdt_set_new_type): Likewise.
294 (gimple_cdt_location): Likewise.
295 (gimple_cdt_location_ptr): Likewise.
296 (gimple_cdt_set_location): Likewise.
297 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
298 * tree-cfg.c (remove_useless_stmts_1): Do not handle
299 GIMPLE_CHANGE_DYNAMIC_TYPE.
300 (verify_types_in_gimple_stmt): Likewise.
301 * tree-inline.c (estimate_num_insns): Likewise.
302 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
303 (copy_decl_to_var): Likewise.
304 (copy_result_decl_to_var): Likewise.
305 * tree-pretty-print.c (dump_generic_node): Do not handle
306 CHANGE_DYNAMIC_TYPE_EXPR.
307 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
308 * tree-ssa-operands.c (get_expr_operands): Likewise.
309 * tree-ssa-structalias.c (struct variable_info): Remove
310 no_tbaa_pruning member.
311 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
312 (unify_nodes): Do not copy it.
313 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
314 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
315 (set_uids_in_ptset): Do not check it.
316 (find_what_var_points_to): Likewise.
317 (compute_tbaa_pruning): Remove.
318 (compute_points_to_sets): Do not call it.
319 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
320 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
321 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
322 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
323 (DECL_NO_TBAA_P): Likewise.
324 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
325 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
326 (expand_omp_atomic_pipeline): Do not set it.
327 * print-tree.c (print_node): Do not dump it.
328 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
331 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
334 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
337 2009-05-22 Mark Mitchell <mark@codesourcery.com>
339 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
342 2009-05-22 Ben Elliston <bje@au.ibm.com>
344 * Makefile.in (bversion.h, s-bversion): New targets.
345 (TOPLEV_H): Add bversion.h.
346 * toplev.h: Include "bversion.h".
347 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
348 the __format__ attribute only if compiling with the same version
349 of GCC as the sources (the "build version").
351 2009-05-22 Ben Elliston <bje@au.ibm.com>
353 * c-format.c (handle_format_attribute): Fix comment typo.
355 2009-05-21 Steve Ellcey <sje@cup.hp.com>
358 * config/ia64/ia64.opt (mfused-madd): New.
359 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
360 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
361 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
362 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
363 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
364 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
365 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
366 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
367 instruction if !TARGET_FUSED_MADD.
368 (fpma, fpms): Remove colon from name.
370 2009-05-22 Richard Guenther <rguenther@suse.de>
372 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
373 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
374 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
376 (create_expression_by_pieces): Only convert if necessary.
377 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
378 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
380 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
382 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
383 regular pattern from a template and rename it ...
384 (*extzv_truncsi_exts): ... to this.
386 2009-05-21 Richard Guenther <rguenther@suse.de>
388 * cgraph.h (struct cgraph_node): Remove inline_decl member.
389 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
390 (cgraph_default_inline_p): Likewise.
391 (cgraph_decide_inlining_incrementally): Likewise.
393 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
394 Uros Bizjak <ubizjak@gmail.com>
396 * config/i386/cpuid.h (bit_MOVBE): New.
398 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
400 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
401 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
402 (ix86_handle_option): Handle OPT_mmovbe.
403 (ix86_target_string): Add -mmovbe.
404 (pta_flags): Add PTA_MOVBE.
405 (processor_alias_table): Add PTA_MOVBE to "atom".
406 (override_options): Handle PTA_MOVBE.
408 * config/i386/i386.h (TARGET_MOVBE): New.
410 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
411 (*bswapsi_movbe): New.
412 (*bswapdi_movbe): Likewise.
413 (bswapdi2): Renamed to ...
415 (bswapdi2): New expander.
417 * config/i386/i386.opt (mmovbe): New.
419 * doc/invoke.texi: Document -mmovbe.
421 2009-05-21 Taras Glek <tglek@mozilla.com>
423 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
424 * gcc-plugin.h (plugin_init): Updated signature.
425 * gcc-plugin.h (plugin_name_args): Moved to this header.
426 * doc/plugins.texi (plugin_init): Updated documention to reflect
428 * doc/plugins.texi (plugin_name_args): Added to documention.
430 2009-05-21 Mark Mitchell <mark@codesourcery.com>
432 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
433 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
435 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
437 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
438 JUMP_TABLE_DATA_P predicates where applicable.
439 * config/i386/predicates.md: Ditto.
440 * config/i386/sse.md: Ditto.
442 2009-05-21 Jakub Jelinek <jakub@redhat.com>
444 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
445 operand2 -128 override length_immediate attribute to 1.
446 * config/i386/predicates.md (constm128_operand): New predicate.
448 * config/i386/i386.c (memory_address_length): Handle %r12
449 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
451 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
452 mode look through optional ZERO_EXTEND and SUBREG.
453 * config/i386/i386.md (R12_REG): New define_constant.
454 (prefix_data16): For sse unit set also for MODE_TI insns.
455 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
456 insns set if operand 1 is ext_QIreg_operand.
457 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
458 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
460 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
461 mode from MODE_DI to MODE_SI.
462 (movdi_1_rex64): Override modrm and length_immediate attributes
463 only for movabs (TYPE_IMOV, alternative 2).
464 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
465 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
466 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
467 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
468 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
469 prefix_rex attribute if DImode.
470 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
471 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
472 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
473 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
474 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
475 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
476 Likewise. For TYPE_IMOV clear length_immediate attribute.
477 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
478 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
479 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
480 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
481 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
482 or one operand TYPE_ISHIFT.
483 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
484 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
485 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
486 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
487 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
488 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
489 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
490 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
491 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
492 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
493 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
494 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
495 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
496 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
497 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
498 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
499 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
500 set mode attribute, don't override length attribute.
501 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
503 (return_internal_long): Set length attribute to 2 instead of 1.
504 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
505 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
506 prefix_rex attribute.
507 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
509 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
511 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
513 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
515 2009-05-20 Ian Lance Taylor <iant@google.com>
517 * tree.c (build_tree_list_vec_stat): New function.
518 (ctor_to_vec): New function.
519 (build_nt_call_vec): New function.
520 (build_call_array): Change args to be a const pointer.
521 (build_call_vec): New function.
522 * tree.h (build_nt_call_vec): Declare.
523 (build_tree_list_vec_stat): Declare.
524 (build_tree_list_vec): Define.
525 (build_call_array): Update declaration.
526 (build_call_vec): Declare.
527 (ctor_to_vec): Declare.
528 * c-common.c (tree_vector_cache): New static variable.
529 (make_tree_vector): New function.
530 (release_tree_vector): New function.
531 (make_tree_vector_single): New function.
532 (make_tree_vector_copy): New function.
533 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
534 (make_tree_vector_single, make_tree_vector_copy): Declare.
535 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
536 (c_parser_expr_list): Don't manage cache here, instead call
538 (c_parser_release_expr_list): Remove static function.
539 (c_parser_vec_to_tree_list): Remove static function.
540 (c_parser_attributes): Call build_tree_list_vec instead of
541 c_parser_vec_to_tree_list. Call release_tree_vector instead of
542 c_parser_release_expr_list.
543 (c_parser_postfix_expression_after_primary): Likewise.
544 (c_parser_objc_keywordexpr): Likewise.
546 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
548 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
549 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
550 TARGET_CONVERT_TO_TYPE.
551 * hooks.c (hook_tree_const_tree_null): Define.
552 * hooks.h (hook_tree_const_tree_null): Declare.
553 * target.h (struct gcc_target): Add invalid_parameter_type,
554 invalid_return_type, promoted_type, and convert_to_type fields.
555 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
556 (TARGET_INVALID_RETURN_TYPE): Define.
557 (TARGET_PROMOTED_TYPE): Define.
558 (TARGET_CONVERT_TO_TYPE): Define.
559 (TARGET_INITIALIZER): Update for new fields.
560 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
561 (grokparms): Check targetm.invalid_parameter_type.
562 * c-typeck.c (default_conversion): Check targetm.promoted_type.
563 * c-convert.c (convert): Check targetm.convert_to_type.
565 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
567 * config/mips/mips.md (*extenddi_truncate<mode>,
568 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
570 (*extendhi_truncateqi): New define_insn_and_sptit.
572 2009-05-20 Jakub Jelinek <jakub@redhat.com>
575 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
576 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
578 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
580 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
581 the operand of VIEW_CONVERT_EXPR.
583 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
585 * config/i386/driver-i386.c (host_detect_local_cpu): Check
586 extended family and model for Intel processors. Support Intel
589 2009-05-20 Olivier Hainque <hainque@adacore.com>
591 * gstab.h (stab_code_type): Define, to be used instead of the
592 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
594 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
595 occurrences by stab_code_type.
596 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
598 2009-05-20 Martin Jambor <mjambor@suse.cz>
600 * tree-flow.h (insert_edge_copies_seq): Undeclare.
601 (sra_insert_before): Likewise.
602 (sra_insert_after): Likewise.
603 (sra_init_cache): Likewise.
604 (sra_type_can_be_decomposed_p): Likewise.
605 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
606 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
607 (sra_insert_before): Likewise.
608 (sra_insert_after): Likewise.
609 (sra_init_cache): Likewise.
610 (insert_edge_copies_seq): Made static and moved upwards.
612 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
615 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
617 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
618 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
621 2009-05-20 Richard Guenther <rguenther@suse.de>
623 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
624 with mismatched comparison modes.
626 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
628 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
629 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
630 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
631 with shifts for Thumb2.
632 (orsi_notsi): New for orn.
633 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
634 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
635 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
636 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
637 Don't invert remainder for IOR.
639 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
641 PR tree-optimization/40087
642 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
643 number_of_iterations_ne): Rename never_infinite argument.
644 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
645 number_of_iterations_le): Handle pointer-type ivs when
646 exit_must_be_taken is false.
647 (number_of_iterations_cond): Do not always assume that
648 exit_must_be_taken if the control variable is a pointer.
650 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
652 * c-typeck.c (build_binary_op): Allow % on integal vectors.
653 * doc/extend.texi (Vector Extension): Document that % is allowed too.
655 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
657 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
658 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
660 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
663 * c.opt (Wlogical-op): Disabled by default.
664 * c-opt (c_common_post_options): Do not enable Wlogical-op with
666 * doc/invoke.texi (Wlogical-op): Likewise.
668 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
670 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
672 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
673 Propagate the type of the first operand.
674 <ASSERT_EXPR>: Simplify.
675 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
676 Rewrite using the RHS code as discriminant.
677 <NOP_EXPR>: Turn into CASE_CONVERT.
678 <PLUS_EXPR>: Propagate the type of the first operand.
680 2009-05-19 Steve Ellcey <sje@cup.hp.com>
682 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
683 (ia64_dconst_0_375): New.
684 * config/ia64/ia64.c (ia64_override_options): Remove
685 -minline-sqrt-min-latency warning.
686 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
687 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
688 * config/ia64/ia64.md (*sqrt_approx): Remove.
689 (sqrtsf2): Remove #if 0.
690 (sqrtsf2_internal_thr): Rewrite and move to div.md.
691 (sqrtdf): Remove assert.
692 (sqrtdf2_internal_thr): Rewrite and move to div.md.
693 (sqrtxf2): Remove #if 0.
694 (sqrtxf2_internal_thr): Rewrite and move to div.md.
695 * div.md (sqrt_approx_rf): New.
696 (sqrtsf2_internal_thr): New implementation.
697 (sqrtsf2_internal_lat): New.
698 (sqrtdf2_internal_thr: New implementation.
699 (sqrtxf2_internal): New implementation.
701 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
702 Hans-Peter Nilsson <hp@axis.com>
704 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
705 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
706 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
707 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
708 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
709 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
710 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
711 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
712 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
713 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
714 * c-common.c: ...from here.
716 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
718 * c-common.c (warn_logical_operator): Remove unnecessary
721 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
723 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
725 2009-05-19 Ben Elliston <bje@au.ibm.com>
727 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
728 assignments with memcpy calls.
729 (add_fdes): Likewise.
730 (binary_search_unencoded_fdes): Likewise.
731 (linear_search_fdes): Eliminate type puns.
733 2009-05-19 Richard Guenther <rguenther@suse.de>
735 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
736 not falsely claim to have propagated into all uses.
738 2009-05-19 Ben Elliston <bje@au.ibm.com>
740 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
743 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
745 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
746 * config/sh/sh.c (sh_legitimate_address_p): Make static.
747 (TARGET_LEGITIMATE_ADDRESS_P): New.
748 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
749 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
751 2009-05-18 Dodji Seketeli <dodji@redhat.com>
754 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
755 child of the containing namespace's DIE.
757 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
759 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
760 *zero_extendhi_truncqi): Move after the zero_extend patterns.
761 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
764 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
767 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
768 gen_align with gen_pad.
769 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
770 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
772 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
773 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
775 * config/i386/i386.md (align): Renamed to ...
776 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
777 ASM_OUTPUT_MAX_SKIP_PAD.
779 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
781 * config.gcc: Fix variable syntax.
784 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
785 before calling exact_log2.
786 (output_iorsi3): Likewise.
787 (output_xorsi3): Likewise.
789 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
791 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
792 for the none zero constant operand except for EQ and NE
793 comprisons even when the first operand is R0.
795 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
797 * config/s390/2064.md: Remove trailing whitespaces.
798 * config/s390/2084.md: Likewise.
799 * config/s390/constraints.md: Likewise.
800 * config/s390/fixdfdi.h: Likewise.
801 * config/s390/libgcc-glibc.ver: Likewise.
802 * config/s390/s390-modes.def: Likewise.
803 * config/s390/s390-protos.h: Likewise.
804 * config/s390/s390.c: Likewise.
805 * config/s390/s390.h: Likewise.
806 * config/s390/s390.md: Likewise.
807 * config/s390/tpf-unwind.h: Likewise.
809 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
811 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
813 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
816 * configure.ac (m68k-*-*): Check if binutils support TLS.
817 * configure: Regenerate.
818 * config/m68k/predicates.md (symbolic_operand): Extend comment.
819 * config/m68k/constraints.md (Cu): New constraint.
820 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
821 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
822 (movsi): Handle TLS symbols.
823 (addsi3_5200): Handle XTLS symbols, indent.
824 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
825 (m68k_tls_reference_p): Declare.
826 (m68k_legitimize_address): Declare.
827 (m68k_unwrap_symbol): Declare.
828 * config/m68k/m68k.opt (mxtls): New option.
829 * config/m68k/m68k.c (ggc.h): Include.
830 (m68k_output_dwarf_dtprel): Implement hook.
831 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
832 (m68k_expand_prologue): Load GOT pointer when function needs it.
833 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
834 (m68k_legitimate_constant_address_p): Same.
835 (m68k_decompose_address): Handle TLS references.
836 (m68k_get_gp): New static function.
837 (enum m68k_reloc): New contants.
838 (TLS_RELOC_P): New macro.
839 (m68k_wrap_symbol): New static function.
840 (m68k_unwrap_symbol): New function.
841 (m68k_final_prescan_insn_1): New static function.
842 (m68k_final_prescan_insn): New function.
843 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
845 (legitimize_pic_address): Handle TLS references..
846 (m68k_tls_get_addr, m68k_get_tls_get_addr)
847 (m68k_libcall_value_in_a0_p)
848 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
849 (m68k_call_m68k_read_tp): Helper variables and functions for ...
850 (m68k_legitimize_tls_address): Handle TLS references.
851 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
853 (m68k_legitimize_address): Handle TLS symbols.
854 (m68k_get_reloc_decoration): New static function.
855 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
857 (m68k_output_dwarf_dtprel): Implement hook.
858 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
859 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
860 m68k_call_* routines.
861 (sched_attr_op_type): Handle TLS symbols.
862 (gt-m68k.h): Include.
863 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
864 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
866 2009-05-18 Martin Jambor <mjambor@suse.cz>
868 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
869 (visit_store_addr_for_mod_analysis): New function.
870 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
871 (determine_cst_member_ptr): Use gimple_assign_single_p.
872 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
873 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
874 operands. Don't check number of operands of a NOP_EXPR.
876 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
878 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
880 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
883 * c-common.c (warn_logical_operator): Don't warn if one of
884 expression isn't always true or false.
886 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
888 * config/i386/biarch32.h: New file.
889 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
891 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
893 * config/mips/mips.md (*zero_extend<mode>_trunchi,
894 *zero_extend<mode>_truncqi): Merge these into ...
895 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
896 Name the pattern following this as *zero_extendhi_truncqi.
898 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
901 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
902 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
903 (output_info): Make field HOST_WIDEST_INT.
904 (print_statistics): Use HOST_WIDEST_INT_PRINT.
905 (dump_bitmat_statistics): Same.
907 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
909 * config.gcc (use_gcc_stdint): Set to wrap.
910 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
911 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
912 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
913 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
914 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
915 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
916 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
917 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
919 2009-05-16 Joseph Myers <joseph@codesourcery.com>
921 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
923 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
924 Move definitions earlier.
925 (OPT_ARCH64, OPT_ARCH32): Define.
926 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
929 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
932 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
935 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
937 * arm.md (movdi2): Copy non-reg values to DImode registers.
939 2009-05-16 Jakub Jelinek <jakub@redhat.com>
942 * final.c (label_to_max_skip): New function.
943 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
944 CODE_LABEL_NUMBER <= max_labelno.
945 * output.h (label_to_max_skip): New prototype.
946 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
947 (ix86_avoid_jump_mispredicts): ... this. Don't define if
948 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
949 Handle CODE_LABELs with >= 16 byte alignment or with
950 max_skip == (1 << align) - 1.
951 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
952 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
955 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
956 .p2align 3 if MAX_SKIP is smaller than 7.
957 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
959 2009-05-15 Ian Lance Taylor <iant@google.com>
961 * alias.c (struct alias_set_entry_d): Rename from struct
962 alias_set_entry. Change all uses.
963 * except.c (struct call_site_record_d): Rename from struct
964 call_site_record. Change all uses.
965 * except.h (struct eh_region_d): Rename from struct eh_region.
967 * gcse.c (struct hash_table_d): Rename from struct hash_table.
969 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
970 ivtype_map_elt. Change all uses.
971 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
973 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
974 * graphite.h (struct name_tree_d): Rename from struct name_tree.
976 (struct sese_d): Rename from struct sese. Change all uses.
977 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
978 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
979 * optabs.h (struct optab_d): Rename from struct optab. Change all
981 (struct convert_optab_d): Rename from struct convert_optab.
983 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
984 ipa_opt_pass. Change all uses.
985 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
988 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
989 defined as a typedef.
990 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
993 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
996 * fold-const.c (make_range,build_range_check,merge_ranges): Move
998 (merge_ranges): Returns bool.
999 * tree.h (make_range): .. to here.
1000 (build_range_check): Likewise.
1001 (merge_ranges): Likewise. Renamed from merge_ranges.
1002 * c-typeck.c (parser_build_binary_op): Update calls to
1003 warn_logical_operator.
1004 * c-common.c (warn_logical_operator): Add new warning.
1005 * c-common.h (warn_logical_operator): Update declaration.
1007 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1009 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
1011 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1013 * doc/install.texi: Document MPC requirements, flags etc.
1015 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
1016 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
1017 Evaluate constant arguments.
1018 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
1019 (fold_builtin_1): Likewise, also evaluate constant arguments.
1020 Remove superfluous break.
1021 (do_mpc_ckconv): New.
1022 * real.h: Include mpc.h.
1023 * toplev.c (print_version): Output MPC version info if available.
1025 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1027 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
1029 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
1031 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
1034 2009-05-15 Jan Hubicka <jh@suse.cz>
1036 * doc/invoke.texi (max-early-inliner-iterations): New flag.
1037 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
1038 (try_inline): Fix return value.
1039 (cgraph_decide_inlining_incrementally): Honor new value.
1040 (cgraph_early_inlining): Handle indirect inlining.
1041 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
1043 2009-05-15 Jan Hubicka <jh@suse.cz>
1045 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
1046 * cgraphunit.c (cgraph_finalize_function): Set it.
1047 (cgraph_expand_function): Use it.
1049 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1051 * real.c (encode_ieee_half): Define.
1052 (decode_ieee_half): Define.
1053 (ieee_half_format): Define.
1054 (arm_half_format): Define.
1055 * real.h (ieee_half_format): Declare.
1056 (arm_half_format): Declare.
1058 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1060 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
1061 swapped, and reversed optabs exist before trying to use them.
1063 2009-05-15 Paul Brook <paul@codesourcery.com>
1064 Sandra Loosemore <sandra@codesourcery.com>
1066 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
1067 loads. Allow PRE_DEC.
1068 (output_move_neon): Handle PRE_DEC.
1069 (arm_print_operand): Add 'A' for neon structure loads.
1070 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
1071 * config/arm/neon.md (neon_mov): Update comment.
1072 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
1074 (Um): New constraint.
1076 2009-05-15 Jan Hubicka <jh@suse.cz>
1078 Revert the following patch until testsuite fallout is fixed:
1079 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1080 * cgraph.h (struct inline_summary): New filed self_wize,
1081 size_inlining_benefit, self_time and time_inlining_benefit.
1082 (struct cgraph_global_info): Replace insns by time ans size fields.
1083 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1084 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1085 (ipcp_update_callgraph): Do not touch function bodies.
1086 * ipa-inline.c: Include except.h
1087 (MAX_TIME): New constant.
1088 (overall_insns): Remove
1089 (overall_size, max_benefit): New static variables.
1090 (cgraph_estimate_time_after_inlining): New function.
1091 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1092 (cgraph_clone_inlined_nodes): Update size.
1093 (cgraph_mark_inline_edge): Update size.
1094 (cgraph_estimate_growth): Use size info.
1095 (cgraph_check_inline_limits): Check size.
1096 (cgraph_default_inline_p): Likewise.
1097 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1098 (cgraph_decide_recursive_inlining): Check size.
1099 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
1101 (cgraph_decide_inlining): Likewise.
1102 (cgraph_decide_inlining_incrementally): Likewise; honor
1103 PARAM_EARLY_INLINING_INSNS.
1104 (likely_eliminated_by_inlining_p): New predicate.
1105 (estimate_function_body_sizes): New function.
1106 (compute_inline_parameters): Use it.
1107 * except.c (must_not_throw_labels): New function.
1108 * except.h (must_not_throw_labels): Declare.
1109 * tree-inline.c (init_inline_once): Kill inlining_weigths
1110 * tree-ssa-structalias.c: Avoid uninitialized warning.
1111 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1112 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1113 (PARAM_INLINE_CALL_COST): Remove.
1114 (PARAM_EARLY_INLINING_INSNS): New.
1116 2009-05-15 Richard Guenther <rguenther@suse.de>
1118 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
1119 not TODO_update_ssa.
1121 2009-05-15 Richard Guenther <rguenther@suse.de>
1123 PR tree-optimization/39999
1124 * gimple.h (gimple_expr_type): Use the expression type looking
1125 through useless conversions.
1126 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
1127 (vn_nary_op_insert_stmt): Likewise.
1128 (simplify_binary_expression): Likewise.
1130 2009-05-15 Richard Guenther <rguenther@suse.de>
1132 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
1133 New options, enabled by default.
1134 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
1136 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
1137 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
1138 * tree-ssa-structalias.c (gate_tree_pta): New function.
1139 (pass_build_alias): Use it.
1141 2009-05-15 Joseph Myers <joseph@codesourcery.com>
1143 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
1144 recurse on an invariant address if a conversion from a pointer
1145 type to a wider integer type is involved.
1147 2009-05-15 Jan Hubicka <jh@suse.cz>
1149 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1150 * cgraph.h (struct inline_summary): New filed self_wize,
1151 size_inlining_benefit, self_time and time_inlining_benefit.
1152 (struct cgraph_global_info): Replace insns by time ans size fields.
1153 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1154 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1155 (ipcp_update_callgraph): Do not touch function bodies.
1156 * ipa-inline.c: Include except.h
1157 (MAX_TIME): New constant.
1158 (overall_insns): Remove
1159 (overall_size, max_benefit): New static variables.
1160 (cgraph_estimate_time_after_inlining): New function.
1161 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1162 (cgraph_clone_inlined_nodes): Update size.
1163 (cgraph_mark_inline_edge): Update size.
1164 (cgraph_estimate_growth): Use size info.
1165 (cgraph_check_inline_limits): Check size.
1166 (cgraph_default_inline_p): Likewise.
1167 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1168 (cgraph_decide_recursive_inlining): Check size.
1169 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
1171 (cgraph_decide_inlining): Likewise.
1172 (cgraph_decide_inlining_incrementally): Likewise; honor
1173 PARAM_EARLY_INLINING_INSNS.
1174 (likely_eliminated_by_inlining_p): New predicate.
1175 (estimate_function_body_sizes): New function.
1176 (compute_inline_parameters): Use it.
1177 * except.c (must_not_throw_labels): New function.
1178 * except.h (must_not_throw_labels): Declare.
1179 * tree-inline.c (init_inline_once): Kill inlining_weigths
1180 * tree-ssa-structalias.c: Avoid uninitialized warning.
1181 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1182 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1183 (PARAM_INLINE_CALL_COST): Remove.
1184 (PARAM_EARLY_INLINING_INSNS): New.
1185 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
1186 (inline-call-cost): Remove.
1187 (early-inlining-insns): New.
1189 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
1191 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
1193 (print_int_cst_bounds_in_octal_p): Likewise.
1194 (dbxout_type): Adjust calls to above functions. Be prepared to deal
1196 * dwarf2out.c (base_type_die): Likewise.
1197 (is_subrange_type): Delete.
1198 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
1199 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
1200 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it if
1201 the destination type is boolean.
1202 (build_range_check): Do not special-case subtypes.
1203 (fold_sign_changed_comparison): Likewise.
1204 (fold_unary): Likewise.
1205 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
1206 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
1207 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
1208 * tree.c (subrange_type_for_debug_p): New predicate based on the former
1210 * tree.h (subrange_type_for_debug_p): Declare.
1211 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
1212 (convert_affine_scev): Remove call to above function.
1213 (chrec_convert_aggressive): Likewise.
1214 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
1215 false for conversions involving subtypes.
1216 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
1217 (vrp_val_min): Likewise.
1218 (needs_overflow_infinity): Likewise.
1219 (extract_range_from_unary_expr): Likewise.
1221 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
1223 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
1224 * config/frv/frv.c: Likewise.
1225 * config/s390/s390.c: Likewise.
1226 * config/sparc/sparc.h: Likewise.
1227 * config/i386/i386.h: Likewise.
1228 * config/i386/i386.c: Likewise.
1229 * config/crx/crx.c: Likewise.
1230 * config/m68hc11/m68hc11.h: Likewise.
1231 * config/iq2000/iq2000.c: Likewise.
1232 * config/mn10300/mn10300.h: Likewise.
1233 * config/mn10300/mn10300.c: Likewise.
1234 * config/m68k/m68k.c: Likewise.
1235 * config/rs6000/rs6000.c: Likewise.
1236 * config/rs6000/xcoff.h: Likewise.
1237 * config/rs6000/linux64.h: Likewise.
1238 * config/rs6000/sysv4.h: Likewise.
1239 * config/score/score3.c: Likewise.
1240 * config/score/score7.c: Likewise.
1241 * config/score/score.c: Likewise.
1242 * config/arm/arm.md: Likewise.
1243 * config/mips/mips.c: Likewise.
1244 * config/mips/mips.md: Likewise.
1245 * config/bfin/bfin.h: Likewise.
1246 * config/pa/pa.c: Likewise.
1247 * config/pa/constraints.md: Likewise.
1249 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
1250 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
1251 * config/pdp11/pdp11.h: Use memory_address_p instead.
1253 2009-05-14 Ian Lance Taylor <iant@google.com>
1255 * passes.c (finish_optimization_passes): Change i to int.
1256 * plugin.c (plugins_active_p): Change event to int.
1257 (dump_active_plugins): Likewise.
1258 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
1260 * tree.c (tree_range_check_failed): Change c to unsigned int.
1261 (omp_clause_range_check_failed): Likewise.
1262 (build_common_builtin_nodes): Change mode to int. Add cast.
1263 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
1264 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
1266 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
1267 ++ or -- with a variable of enum type.
1269 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1272 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
1274 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1276 * store-motion.c: Do not include params.h
1277 * Makefile.in: Fix dependencies for various files.
1279 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1281 * auto-inc-dec.c: Fix pass description, remove apparent
1282 accidental duplication.
1284 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
1287 * ipa-utils.h (memory_identifier_string): Moved to ...
1288 * tree.h (memory_identifier_string): Here. Add GTY(()).
1290 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
1292 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
1293 in the former documentation of...
1294 (GO_IF_LEGITIMATE_ADDRESS): ... this.
1295 * ira-conflicts.c (get_dup_num): Use address_operand.
1296 * targhooks.c (default_legitimate_address_p): New.
1297 * targhooks.h (default_legitimate_address_p): New.
1298 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
1300 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
1301 * target.h (struct target): Add legitimate_address_p.
1302 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
1303 (TARGET_INITIALIZER): Include it.
1305 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1306 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
1307 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
1308 (TARGET_LEGITIMATE_ADDRESS_P): New.
1310 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1311 (REG_OK_STRICT_P): Delete.
1312 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
1313 (frv_legitimate_address_p_1): ... this.
1314 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
1315 (frv_legitimate_address_p_1): ... the renamed old
1316 frv_legitimate_address_p.
1317 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
1318 (TARGET_LEGITIMATE_ADDRESS_P): New.
1320 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1321 * config/s390/s390-protos.h (legitimate_address_p): Remove.
1322 * config/s390/s390.c (legitimate_address_p): Rename to...
1323 (s390_legitimate_address_p): ... this, make static.
1324 (legitimize_address): Adjust call.
1325 (TARGET_LEGITIMATE_ADDRESS_P): New.
1326 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
1328 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1329 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
1330 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
1331 (TARGET_LEGITIMATE_ADDRESS_P): New.
1333 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1334 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
1335 * config/spu/spu.c (spu_legitimate_address): Rename to...
1336 (spu_legitimate_address_p): ... this, make static.
1337 (TARGET_LEGITIMATE_ADDRESS_P): New.
1339 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1340 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
1341 * config/sparc/sparc.c (legitimate_address_p): Rename to...
1342 (sparc_legitimate_address_p): ... this, make static and return bool.
1343 (legitimize_address): Adjust call.
1344 (TARGET_LEGITIMATE_ADDRESS_P): New.
1346 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1347 * config/i386/i386-protos.h (legitimate_address_p): Remove.
1348 * config/i386/i386.c (legitimate_address_p): Rename to...
1349 (ix86_legitimate_address_p): ... this, make static.
1350 (constant_address_p): Move after it, adjust call.
1351 (TARGET_LEGITIMATE_ADDRESS_P): New.
1353 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1354 * config/avr/avr-protos.h (legitimate_address_p): Remove.
1355 * config/avr/avr.c (legitimate_address_p): Rename to...
1356 (avr_legitimate_address_p): ... this, make static.
1357 (legitimize_address): Adjust call.
1358 (TARGET_LEGITIMATE_ADDRESS_P): New.
1360 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1361 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
1362 * config/crx/crx.c (crx_legitimate_address_p): Make static.
1363 (TARGET_LEGITIMATE_ADDRESS_P): New.
1365 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1366 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
1367 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
1368 (TARGET_LEGITIMATE_ADDRESS_P): New.
1370 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1371 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
1373 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1375 (TARGET_LEGITIMATE_ADDRESS_P): New.
1377 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1378 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
1380 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
1382 (m68hc11_legitimate_address_p): ... this, make static.
1383 (go_if_legitimate_address_internal): Rename to...
1384 (m68hc11_legitimate_address_p_1): ... this.
1385 (legitimize_address): Adjust call.
1386 (TARGET_LEGITIMATE_ADDRESS_P): New.
1388 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1389 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
1390 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
1391 (TARGET_LEGITIMATE_ADDRESS_P): New.
1393 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1394 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
1395 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
1396 (mn10300_legitimate_address_p): ... this, make static.
1397 (TARGET_LEGITIMATE_ADDRESS_P): New.
1399 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1400 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
1401 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
1402 (TARGET_LEGITIMATE_ADDRESS_P): New.
1404 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1405 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
1406 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
1407 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1408 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
1409 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
1410 (rs6000_legitimate_address_p): ... this, make static.
1411 (TARGET_LEGITIMATE_ADDRESS_P): New.
1412 (REG_MODE_OK_FOR_BASE_P): Delete.
1413 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
1415 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1416 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
1418 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
1419 static, adjust types.
1420 (TARGET_LEGITIMATE_ADDRESS_P): New.
1422 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1423 * config/score/score.c (score_address_p): Rename to...
1424 (score_legitimate_address_p): ... this.
1425 (TARGET_LEGITIMATE_ADDRESS_P): New.
1426 * config/score/score3.c (score3_address_p): Rename to...
1427 (score3_legitimate_address_p): ... this.
1428 * config/score/score7.c (score7_address_p): Rename to...
1429 (score7_legitimate_address_p): ... this.
1431 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
1432 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
1433 GO_IF_LEGITIMATE_ADDRESS): Delete.
1434 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
1435 thumb2_legitimate_address_p): Delete.
1436 (arm_legitimate_address_p): Rename to...
1437 (arm_legitimate_address_outer_p): ... this.
1438 * config/arm/constraints.md ("Uq"): Adjust call.
1439 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
1440 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
1441 (arm_legitimate_address_outer_p): ... this.
1442 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
1443 (TARGET_LEGITIMATE_ADDRESS_P): New.
1445 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1446 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
1447 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
1448 (TARGET_LEGITIMATE_ADDRESS_P): New.
1450 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1451 * config/vax/vax-protos.h (legitimate_address_p): Remove.
1452 * config/vax/vax.c (legitimate_address_p): Rename to...
1453 (vax_legitimate_address_p): ... this, make static.
1454 (TARGET_LEGITIMATE_ADDRESS_P): New.
1456 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1457 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
1458 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
1459 (TARGET_LEGITIMATE_ADDRESS_P): New.
1461 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1462 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
1463 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
1464 (mmix_legitimate_address_p): ... this, make static.
1465 (TARGET_LEGITIMATE_ADDRESS_P): New.
1467 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1468 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
1469 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
1470 (TARGET_LEGITIMATE_ADDRESS_P): New.
1472 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
1474 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
1475 of MODE_COMPLEX_INT.
1477 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1479 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
1480 LCT_NORMAL in function call.
1481 * mips-tdump.c (print_file_desc): Add cast to enum type.
1482 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
1483 (mark_stabs): Add casts to enum types.
1484 (parse_stabs_common): Add casts to enum types.
1486 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
1488 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
1489 Check for invalid values of LETTER.
1491 2009-05-13 Taras Glek <tglek@mozilla.com>
1493 * attribs.c (register_attribute): moved out attribute registration into
1495 * doc/plugins.texi: Documented register_attribute and PLUGIN_ATTRIBUTES.
1496 * gcc-plugin.h: Added forward decl for register_attribute.
1497 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
1498 * plugin.c (register_callback, invoke_plugin_callbacks): Added
1499 PLUGIN_ATTRIBUTES boilerplate.
1501 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
1503 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
1504 values even in sentinel and empty entries.
1505 (ms_printf_flag_specs): Likewise.
1506 (ms_scanf_flag_specs): Likewise.
1507 (ms_strftime_flag_specs): Likewise.
1508 (ms_print_char_table): Likewise.
1509 (ms_scan_char_table): Likewise.
1510 (ms_time_char_table): Likewise.
1512 2009-05-13 Doug Kwan <dougkwan@google.com>
1514 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
1516 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
1518 * config/mips/mips.md (store): Add attributes for QI and HI.
1520 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
1521 (truncdi<mode>2): ... this new pattern.
1523 2009-05-13 Brad Hards <bradh@kde.org>
1525 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
1527 2009-05-14 Jakub Jelinek <jakub@redhat.com>
1528 Ben Elliston <bje@au.ibm.com>
1531 * dse.c (check_mem_read_rtx): Guard against width == -1.
1533 2009-05-13 Michael Matz <matz@suse.de>
1536 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
1537 (trivially_conflicts_p): New function.
1538 (insert_backedge_copies): Use it.
1540 2009-05-13 Janis Johnson <janis187@us.ibm.com>
1542 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
1543 (handle_stdc_pragma): Use new enum constant names.
1544 (handle_pragma_float_const_decimal64): Ditto.
1546 2009-05-13 Ian Lance Taylor <iant@google.com>
1548 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
1551 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
1553 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
1554 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
1556 * config/m68k/m68k.h (FL_UCLINUX): Define.
1558 2009-05-13 Jan Hubicka <jh@suse.cz>
1560 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
1562 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1564 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
1565 unless -fschedule-insns is specified.
1567 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1570 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
1571 TARGET_EXPAND_CBRANCHDI4.
1572 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
1573 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
1574 (cmpeqdi): Fix comment.
1576 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1578 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
1579 (sh_legitimate_address_p): Likewise.
1580 * config/sh/sh.c (sh_legitimate_index_p): New.
1581 (sh_legitimate_address_p): Likewise.
1582 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
1583 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
1584 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
1585 (MAYBE_BASE_REGISTER_RTX_P): New macro.
1586 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
1587 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
1588 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
1589 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
1590 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
1592 2009-05-12 Jan Hubicka <jh@suse.cz>
1594 * tree-inline.c (estimate_operator_cost): Add operands;
1595 when division happens by constant, it is cheap.
1596 (estimate_num_insns): Loads and stores are not having cost of 0;
1597 EH magic stuff is cheap; when computing runtime cost of switch,
1598 use log2 base of amount of its cases; builtin_expect has cost of 0;
1599 compute cost for moving return value of call.
1600 (init_inline_once): Initialize time_based flags.
1601 * tree-inline.h (eni_weights_d): Add time_based flag.
1603 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1605 * df-core.c: Update head documentation.
1607 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1610 * rs6000.c (rs6000_generate_compare): Use op1b instead of
1611 shadowing exisiting variable op1.
1613 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
1616 * config/i386/driver-i386.c (processor_signatures): New enum.
1617 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
1618 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
1619 processor signature to detect geode processor.
1621 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1625 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1627 * optabs.c (prepare_cmp_insn): Temporarily disable test that
1628 causes spurious differences between trunk and cond-optab branch.
1630 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1632 * dojump.c (compare_from_rtx): Delete.
1633 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
1634 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
1635 if the comparison does not satisfy the predicate; test predicates for
1636 operands 2 and 3 of a cstore pattern. Don't try cstore optab
1637 further if one existing pattern fails.
1638 * expr.h (compare_from_rtx): Delete.
1639 (prepare_operand): Declare it.
1640 * optabs.c: Change "lib call" to "libcall" throughout.
1641 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
1642 HAVE_conditional_trap, emit_cmp_insn): Delete.
1643 (can_compare_p): Delete cmp_optab case.
1644 (prepare_float_lib_cmp): Return an rtx and a machine mode.
1645 Accept other parameters by value.
1646 (prepare_operand): Make non-static.
1647 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
1648 other parameters by value. Try to widen operands here based on
1649 an optab_methods argument and looking at cbranch_optab.
1650 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
1651 loop. Use cbranch_optab directly.
1652 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
1653 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
1655 (emit_conditional_move, emit_conditional_add): Inline what's needed
1656 of compare_from_rtx, using new prepare_cmp_insn for the rest.
1657 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
1658 with COMPARE. Move cmov_optab and cstore_optab above
1659 with cbranch_optab, move cmp_optab down with ucmp_optab,
1660 remove tst_otpab. Do not initialize trap_rtx.
1661 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
1662 for trap code. Do not check HAVE_conditional_trap. Use
1663 prepare_cmp_insn. Accept no predicate for operand 3.
1664 * optabs.h (OTI_cmp): Mark as used only for libcalls.
1665 (OTI_ctrap, ctrap_optab): New.
1666 (tst_optab): Delete.
1667 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
1668 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
1669 with lookup of ctrap_optab.
1670 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
1671 setcc_gen_code): Delete.
1674 * combine.c (combine_simplify_rtx, simplify_set): Do not
1675 special case comparing against zero for cc0 machines.
1676 * simplify-rtx.c (simplify_binary_operation_1): Never remove
1677 COMPARE on cc0 machines.
1678 (simplify_relational_operation): Return a new expression when
1679 a COMPARE could be removed.
1680 * final.c (final_scan_insn): Compare cc_status values
1681 against LHS of a (compare FOO (const_int 0)) cc0 source.
1682 Also check if cc_status.value is the full compare.
1684 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
1685 (cstoreMM4): Document.
1686 (conditional_trap): Document ctrapMM4 instead.
1687 (sync_compare_and_swapMM): Refer to cbranchcc4.
1688 (Dependent Patterns): Eliminate obsolete information referring to
1689 the old jump optimization phase.
1690 (Canonicalization): Include cbranchcc4 case, omit canonicalization
1691 of compares with 0 on cc0 machines.
1692 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
1693 avoiding references to cc0. Remove text about storing operands
1695 * doc/tm.texi (Condition Codes): Include blurb on different
1696 condition code representations, separate into subsections for
1697 CC0, MODE_CC and conditional execution.
1699 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
1700 alpha_emit_setcc): Accept operands and a machine mode.
1701 * config/alpha/alpha.c (alpha_emit_conditional_branch):
1702 Get code/op0/op1 from operands, use machine mode argument
1703 instead of alpha_compare.fp_p. Emit the branch here.
1704 (alpha_emit_setcc): Likewise, and return boolean.
1705 (alpha_emit_conditional_move): Likewise. Assert that
1706 cmp_op_mode == cmp_mode, and simplify accordingly.
1707 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
1708 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
1709 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
1711 (stack probe test): Use cbranchdi4.
1712 * config/alpha/predicates.md (alpha_cbranch_operator): New.
1714 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
1715 * config/arc/arc.h (movsicc, movsfcc): Use it.
1716 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
1717 (cbranchsi4, cstoresi4): New.
1718 (cmpsi, bCC and sCC expanders): Remove.
1720 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
1721 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
1722 * config/arm/predicates.md (arm_comparison_operator): Only include
1723 floating-point operators if there is a hardware floating-point unit.
1724 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
1725 deferring to cbranch_cc and cstore_cc respectively.
1726 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
1727 cbranch_cc, cstore_cc): New.
1728 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
1730 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
1732 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
1733 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
1735 (adjust_insn_length): Adjust calls.
1736 (avr_reorg): Handle (compare (foo) (const_int 0)).
1737 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
1738 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
1739 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
1740 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
1742 (cbranchqi4, cbranchhi4, cbranchsi4): New.
1743 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
1745 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
1746 (cbranchsi4, cstorebi4, cstoresi4): New.
1747 (movbisi): This insn is duplicate, split it to zero_extend.
1748 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
1749 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
1750 (bfin_optimize_loop): Use cbranch expander.
1751 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
1752 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
1753 (bfin_bimode_comparison_operator): ... this.
1754 (bfin_direct_comparison_operator): New.
1756 * config/cris/cris.c (cris_normal_notice_update_cc): Look
1757 inside (compare FOO (const_int 0)).
1758 (cris_rtx_costs): Handle ZERO_EXTRACT.
1759 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
1760 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
1761 (*tstdi_v32): Delete.
1762 (*cmpdi_non_v32): Add M alternative for operand 1.
1763 (cmpsi, cmp<mode>): Make private.
1764 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
1766 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
1768 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
1769 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
1770 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
1771 (cc_reg_operand): New.
1773 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
1774 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
1775 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
1776 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
1777 crx_expand_scond): Delete.
1779 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
1781 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
1782 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
1784 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
1785 cstoresi4, cstoresf4, cstoredf4): New.
1786 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
1787 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
1788 Receive the entire operands array.
1789 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
1790 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
1791 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
1792 Get test/op0/op1 from the operands array.
1793 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
1795 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
1796 (h8300_expand_store): New.
1797 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
1799 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
1800 (h8300_expand_store): New.
1801 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
1802 or do not try to produce (set (cc0) REG).
1803 (peepholes): Wrap arguments with COMPARE. Add a peephole to
1804 change a compare into a move to a scratch register. Disable some
1805 peepholes when comparing with zero.
1806 (tstsi, tsthi, tstsi, cmpqi): Make private.
1809 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
1812 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
1813 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
1814 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
1815 (ix86_emit_i387_log1p): Use cbranchxf2.
1816 (ix86_expand_setcc): Return void.
1817 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
1818 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
1819 cmp<MODEF>, cmpcc): Remove.
1820 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
1821 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
1822 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
1823 (sCC and bCC expanders): Remove.
1824 (stack_protect_test): Use cbranchcc4.
1826 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
1828 (ia64_expand_compare): Accept three rtx by reference and return void.
1829 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
1830 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
1831 from *expr. Update *expr with the BImode comparison to do.
1832 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
1833 cmptf, bCC, sCC, conditional_trap): Delete.
1834 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
1835 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
1836 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
1837 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
1838 * config/ia64/predicates.md (ia64_cbranch_operator): New.
1840 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
1841 type of last argument.
1842 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
1843 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
1844 use machine mode argument instead of branch_type. Remove dead
1845 code for floating-point comparisons.
1846 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
1847 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
1849 (cbranchsi4, cstoresi4): New.
1850 * config/iq2000/predicates.md (reg_or_const_operand): New.
1852 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
1853 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
1854 (b<code>_op): Rewrite to...
1855 (bcc_op): ... this, using match_operator.
1856 (s<code>_op): Rewrite to...
1857 (scc_op): ... this, using match_operator.
1858 (s<code>_24_op): Rewrite to...
1859 (scc_op_24): ... this, using match_operator.
1860 (s<code>_<mode>): Rewrite to...
1861 (cstore<mode>4): ... this, using match_operator.
1862 (s<code>_<mode>_24): Rewrite to...
1863 (cstore<mode>4_24): ... this, using match_operator.
1864 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
1865 m32c_unpend_compare, m32c_expand_scc): Delete.
1866 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
1867 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
1868 (m32c_expand_movcc): Change NE to EQ if necessary.
1869 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
1871 * config/m32r/m32r-protos.h (gen_cond_store): New.
1872 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
1873 (gen_cond_store): New, from sCC patterns.
1874 (m32r_expand_block_move): Use cbranchsi4.
1875 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
1876 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
1877 (cbranchsi4, cstoresi4): New.
1879 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
1881 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
1882 (m68hc11_notice_update_cc): Look into a compare with 0.
1883 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
1885 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
1886 cmphi, cmpqi, bCC): Delete.
1887 (cbranchsi4, cbranchhi4, cbranchqi4): New.
1888 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
1889 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
1892 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
1893 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
1894 * config/m68k/constraints.md (H): New.
1895 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
1896 the define_insn below.
1897 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
1898 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
1899 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
1900 patterns): Wrap RHS with COMPARE.
1901 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
1902 (*cmpdi_internal): Name this pattern.
1903 (cmpdi): Change to define_insn.
1904 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
1905 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
1906 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
1908 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
1909 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
1910 (conditional_trap): Change to...
1911 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
1912 (*conditional_trap): Use the ordered_comparison_operator and
1913 const1_operand predicates.
1914 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
1915 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
1916 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
1917 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
1919 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
1920 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
1921 (mcore_gen_compare): New.
1922 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
1923 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
1924 (mcore_gen_compare): ... this.
1925 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
1926 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
1927 (stack probe pattern): Use cbranchsi4.
1929 * config/mips/predicates.md (mips_cstore_operator): New.
1930 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
1931 * config/mips/mips.md (any_cond): Delete.
1932 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
1934 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
1935 fixuns_truncsfdi2): Use cbranch patterns.
1936 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
1937 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
1938 Adjust call to mips_expand_conditional_branch.
1939 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
1941 * config/mips/mips-protos.h (mips_expand_conditional_branch,
1942 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
1943 * config/mips/mips.c (cmp_operands): Delete.
1944 (mips_emit_compare): Get comparison operands from *op0/*op1.
1945 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
1946 that it succeeds. Use op0/op1 instead of cmp_operands.
1947 (mips_expand_conditional_branch, mips_expand_conditional_move,
1948 mips_expand_conditional_trap): Likewise.
1949 (mips_block_move_loop): Use cbranch patterns.
1950 * config/mips/mips.h (cmp_operands): Delete.
1952 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
1953 (mmix_gen_compare_reg): Just return a register in the right CC mode.
1954 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
1955 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
1956 (*cmpcc_folded): Rename to...
1957 (*cmpdi_folded): this.
1958 (*cmpcc): Rename to...
1960 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
1963 (cbranchdf4): New. Handle invalid comparisons here.
1964 * config/mmix/predicates.md (float_comparison_operator): New.
1966 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
1967 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
1968 * config/mn10300/mn10300.md (tst): Delete.
1969 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
1970 Name these patterns and wrap RHS in a compare.
1971 (*cmpsi): Make this pattern private. Include tst.
1972 (*cmpsf): Make this pattern private.
1973 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
1974 (compare with zero peepholes): Likewise.
1976 (cbranchsi4, cbranchsf4): New.
1977 (casesi): Use cbranchsi4.
1979 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
1980 hppa_branch_type): Delete.
1981 (return_addr_rtx): Use cbranchsi4.
1982 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
1983 Emit CCFPmode comparison here.
1984 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
1985 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
1986 hppa_branch_type): Delete.
1987 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
1988 (movsicc, movdicc): Remove references to hppa_compare_op0,
1989 hppa_compare_op1 and compare_from_rtx.
1990 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
1991 (casesi): Use cbranchsi4.
1993 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
1994 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
1995 * config/pdp11/pdp11.md (register_or_const0_operand): New.
1996 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
1997 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
1999 (cbranchdf4, cbranchhi4, cbranchqi4): New.
2000 (*branch, *branch_inverted): New.
2002 * config/picochip/picochip.md (cbranchhi4): Use
2003 ordered_comparison_operator.
2004 (cmphi, bCC): Remove.
2006 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
2007 (trap_comparison_operator): Delete.
2008 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
2009 rs6000_emit_cbranch): Accept mode and operands.
2010 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
2011 rs6000_compare_fp_p): Delete.
2012 (rs6000_generate_compare): Accept mode and comparison. Extract code
2013 and op0/op1 from there. Replace references to rs6000_compare_op0
2014 and rs6000_compare_op1.
2015 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
2016 extract result from passed operands.
2017 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
2018 extract loc from passed operands.
2019 (rs6000_emit_cmove): Likewise.
2020 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
2021 rs6000_compare_fp_p): Delete.
2022 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
2023 (cbranch<GPR>4, cbranch<FP>4): New.
2024 (cstore<mode>4): New. Consolidate here all choices about when to use
2025 portable or specialized sCC sequences.
2026 (stack_protect_test): Use cbranchsi4.
2027 (conditional_trap): Replace with ctrap<GPR>4.
2028 (conditional trap insn): Replace trap_comparison_operator with
2029 ordered_comparison_operator.
2031 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
2032 (s390_emit_prologue): Use ctrap.
2033 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
2034 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
2035 New predicates replacing...
2036 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
2037 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
2038 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
2039 (add<mode>cc): Do not use s390_compare_op0/op1.
2040 (s<code>): Change to...
2041 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
2043 (cstorecc4): ... this. Handle EQ or NE equally.
2044 (*sne): Un-privatize for use in cstorecc4.
2045 (b<code>): Change to...
2046 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
2047 (conditional_trap): Replace with...
2048 (ctrap<GPR>4, ctrap<FP>4): ... these.
2049 (stack_protect): Use cbranchcc4.
2051 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
2052 * config/score/score-protos.h (score_gen_cmp): Delete.
2053 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
2054 (score_block_move-loop): Use cbranchsi4.
2055 * config/score/score.md (cbranchsi4): New.
2056 (cmpsi, bCC): Delete.
2057 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
2058 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
2059 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
2060 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
2061 * config/score/score3.h (score3_gen_cmp): Delete.
2062 * config/score/score7.h (score7_gen_cmp): Delete.
2064 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
2065 (sh_emit_scc_to_t): ... this. Return void.
2066 (from_compare): Rename to...
2067 (sh_emit_compare_and_branch): ... this.
2068 (sh_emit_compare_and_set): New.
2069 (sh_expand_t_scc): Accept operands.
2070 * config/sh/predicates.md (sh_float_comparison_operator): New.
2071 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
2072 (prepare_scc_operands): Rename to...
2073 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
2075 (sh_emit_cheap_store_flag): New.
2076 (sh_emit_set_t_insn): New.
2077 (from_compare): Rename to...
2078 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
2079 handling of TARGET_SH2E floating point to avoid recursive call.
2080 Generate branch here.
2081 (sh_emit_compare_and_set): New.
2082 (sh_expand_t_scc): Get op0/op1 from arguments.
2083 (sh_emit_cheap_store_flag): New.
2084 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
2086 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
2087 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
2088 (movsicc, movdicc): Do nothing when it recreated operands from
2089 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
2090 prepare_scc_operands (now sh_emit_scc_to_t).
2091 (udivdi3): Use cstoresi4.
2092 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
2093 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
2094 (cbranchint4_media, cbranchfp4_media): New.
2095 (casesi): Use cbranchdi4.
2096 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
2098 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
2099 (movnegt): Remove second operand.
2100 (cbranchsf4, cbranchdf4): New.
2101 (stack_protect): Use cbranchdi4/cbranchsi4.
2103 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
2104 (gen_compare_reg): Accept comparison, extract part of it to...
2105 (gen_compare_reg_1): ... this.
2106 (gen_compare_operator): Delete.
2107 (gen_v9_scc): Accept separate destination, comparison code and arms.
2108 Do not use sparc_compare_op0/sparc_compare_op1.
2109 (emit_scc_insn, emit_conditional_branch_insn): New.
2110 (emit_v9_brxx): Make static. Remove useless assertion.
2111 (sparc_emit_float_lib_cmp): Return RTL instead of calling
2113 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
2114 * config/sparc/sparc-protos.h (gen_compare_reg,
2115 sparc_emit_float_lib_cmp): Adjust prototype.
2116 (emit_scc_insn, emit_conditional_branch_insn): New.
2117 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
2118 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
2119 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
2120 iterators to the top.
2121 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
2122 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
2123 snedi_special_trunc): Delete.
2124 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
2125 and snedi_special_trunc.
2126 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
2127 cbranchdi4, cbranch<F:mode>4): New.
2128 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
2129 here. Use gen_compare_reg instead of gen_compare_operator.
2130 (conditional_trap): Replace with...
2131 (ctrapsi4, ctrapdi4): ... this.
2132 (stack_protect_test): Use cbranchcc4.
2134 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
2136 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
2137 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
2138 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
2139 from operands[0] or operands[3] depending on is_set.
2140 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
2141 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
2142 cmpdf, bCC), sCC: Remove.
2143 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
2144 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
2146 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
2147 spu_emit_branch_or_set.
2149 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
2151 * config/stormy16/stormy16.h (xstormy16_compare_op0,
2152 xstormy16_compare_op1): Delete.
2153 * config/stormy16/stormy16.c (xstormy16_compare_op0,
2154 xstormy16_compare_op1): Delete.
2155 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
2157 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
2158 (cmphi, cmpsi, bCC): Remove.
2160 * config/v850/v850.md (tstsi, cmpsi): Fold into...
2161 (*cmpsi): ... this one.
2162 (cbranchsi4, cstoresi4): New.
2163 (bCC expanders): Delete.
2164 (sCC insns): Fold into...
2165 (*setcc): ... this one.
2166 (casesi): Do not use gen_cmpsi and gen_bgtu.
2167 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
2168 (movsicc): Simplify.
2169 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
2171 * config/vax/vax-protos.h (cond_name): New.
2172 (vax_output_conditional_branch): Remove.
2173 * config/vax/vax.c (cond_name): New.
2174 (vax_output_conditional_branch): Remove.
2175 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
2176 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
2177 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
2178 (bit<VAXint>): Wrap source with (compare).
2179 (b<code> and following unnamed pattern): Rename to *branch and
2180 *branch_reversed. Change macroization to match_operator.
2181 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
2183 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
2184 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
2185 Change last argument to machine_mode.
2186 (xtensa_expand_scc): Add machine_mode argument.
2187 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
2188 (gen_conditional_move, xtensa_expand_conditional_branch,
2189 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
2190 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
2191 Adjust operand numbers.
2192 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
2194 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
2195 (cmpsi, cmpsf, b<code>, s<code>): Delete.
2196 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
2198 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2200 * optabs.c (prepare_cmp_insn): Temporarily disable test that
2201 causes spurious differences between trunk and cond-optab branch.
2203 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
2206 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
2208 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
2210 * tree.c (iterative_hash_pointer): Delete.
2211 (iterative_hash_expr): Short-circuit handling of NULL pointer.
2212 Hash UIDs and versions of SSA names. Don't special-case built-in
2213 function declarations.
2215 2009-05-11 Ian Lance Taylor <iant@google.com>
2218 * graphite.c: Force -Wc++-compat to only be a warning before
2219 #including "cloog/cloog.h".
2221 2009-05-11 Martin Jambor <mjambor@suse.cz>
2223 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
2225 2009-05-11 Jan Hubicka <jh@suse.cz>
2227 * tree-ssa-loop-ivcanon.c: Include target.h
2228 (struct loop_size): new structure.
2229 (constant_after_peeling): New predicate.
2230 (tree_estimate_loop_size): New function.
2231 (estimated_unrolled_size): Rewrite for new estimates.
2232 (try_unroll_loop_completely): Use new estimates.
2233 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
2235 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2237 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
2238 libcpp interface change.
2239 (spu_macro_to_expand): Likewise.
2241 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
2243 PR tree-optimization/40026
2244 * gimplify.c (gimplify_init_constructor): Change initial conditional
2245 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
2246 optimize_compound_literals_in_ctor.
2248 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
2250 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
2252 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
2254 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
2256 * tree-vect-data-refs.c (vect_analyze_group_access): Use
2257 HOST_WIDE_INT for gap.
2259 2009-05-11 Ira Rosen <irar@il.ibm.com>
2261 PR tree-optimization/40074
2262 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
2263 account in group size and step comparison.
2265 2009-05-11 Richard Guenther <rguenther@suse.de>
2267 * passes.c (init_optimization_passes): Strip now incorrect comment.
2268 (execute_function_todo): Do not set PROP_alias.
2269 * tree-pass.h (PROP_alias): Remove.
2270 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
2271 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
2272 * tree-nrv.c (pass_return_slot): Likewise.
2273 * tree-object-size.c (pass_object_sizes): Likewise.
2274 * tree-ssa-dom.c (pass_dominator): Likewise.
2275 (pass_phi_only_cprop): Likewise.
2276 * tree-ssa-dse.c (pass_dse): Likewise.
2277 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
2278 (pass_cselim): Likewise.
2279 * tree-ssa-pre.c (pass_pre): Likewise.
2280 (pass_fre): Likewise.
2281 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
2282 * tree-ssa-sink.c (pass_sink_code): Likewise.
2283 * tree-stdarg.c (pass_stdarg): Likewise.
2284 * tree-tailcall.c (pass_tail_calls): Likewise.
2285 * tree-vrp.c (pass_vrp): Likewise.
2287 2009-05-10 Ian Lance Taylor <iant@google.com>
2289 * basic-block.h (enum profile_status): Break out of struct
2291 * cgraph.h (struct inline_summary): Break out of struct
2293 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
2294 of struct cgraph_order_sort.
2295 * combine.c (enum undo_kind): New enum, broken out of struct undo.
2296 * cse.c (struct branch_path): Break out of struct
2297 cse_basic_block_data.
2298 * except.h (enum eh_region_type): Break out of struct eh_region.
2299 * gcc.c (enum add_del): Break out of struct modify_target.
2300 * genrecog.c (enum decision_type): Break out of struct decision_test.
2301 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
2303 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
2304 * regmove.c (enum match_use): New enum, broken out of struct match.
2305 * sched-int.h (enum post_call_group): New enum, broken out of
2307 (struct deps_reg): Break out of struct deps.
2308 * target.h (struct asm_int_op): Break out of struct gcc_target.
2309 * tree-eh.c (struct goto_queue_node): Break out of struct
2311 * tree-inline.h (enum copy_body_cge_which): Break out of
2313 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
2315 * c-decl.c (in_struct, struct_types): New static variables.
2316 (pushtag): Add loc parameter. Change all callers.
2317 (lookup_tag): Add ploc parameter. Change all callers.
2318 (check_compound_literal_type): New function.
2319 (parser_xref_tag): Add loc parameter. Change all callers. If
2320 -Wc++-compat, warn about struct/union/enum types defined within a
2322 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
2323 and loc parameters. Change all callers. Change error calls to
2324 error_at, using loc. For a redefinition, if the location of the
2325 original definition is known, report it. Set in_struct and
2326 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
2327 (finish_struct): Add new parameters enclosing_in_struct and
2328 enclosing_struct_types. Change all callers. Set
2329 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
2330 in the struct. If in a struct, add this struct to struct_types.
2331 (start_enum): Add loc parameter. Change all callers. Use
2332 error_at for errors, using loc. For a redefinition, if the
2333 location of the original definition is known, report it. If in a
2334 struct, add this enum type to struct_types. If -Wc++-compat warn
2335 if in sizeof, typeof, or alignof.
2336 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
2337 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
2338 (c_parser_enum_specifier): Get enum location for start_enum.
2339 (c_parser_struct_or_union_specifier): Get struct location for
2340 start_struct. Save in_struct and struct_types status between
2341 start_struct and finish_struct.
2342 (c_parser_cast_expression): Get location of cast.
2343 (c_parser_alignof_expression): Get location of type.
2344 (c_parser_postfix_expression): Likewise.
2345 (c_parser_postfix_expression_after_paren_type): Add type_loc
2346 parameter. Change all callers. Call check_compound_literal_type.
2347 Use type_loc for error about variable size type.
2348 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
2349 of an enum constant from an enum type defined in a struct or union.
2350 (c_cast_expr): Add loc parameter. Change all callers. If
2351 -Wc++-compat, warn about defining a type in a cast.
2352 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
2353 (start_enum, start_struct, finish_struct): Update declarations.
2354 (parser_xref_tag, c_cast_expr): Update declarations.
2355 (check_compound_literal_type): Declare.
2357 2009-05-11 Ben Elliston <bje@au.ibm.com>
2359 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
2360 for recent libcpp interface change.
2361 (rs6000_macro_to_expand): Likewise.
2363 2009-05-10 Michael Matz <matz@suse.de>
2366 * config/arm/arm.c (require_pic_register): Emit on entry edge,
2367 not at entry of function.
2369 2009-05-10 Richard Guenther <rguenther@suse.de>
2371 PR tree-optimization/40081
2373 * tree-sra.c (instantiate_element): Instantiate scalar replacements
2374 using the main variant of the element type. Do not fiddle with
2375 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
2377 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
2378 structs with volatile fields.
2380 2009-05-10 Jan Hubicka <jh@suse.cz>
2382 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
2383 (estimate_move_cost): Assert that it does not get called for
2385 (estimate_num_insns): Skip VOID types in argument handling.
2386 (optimize_inline_calls): Delete unreachable blocks and verify that
2389 2009-05-10 Jan Hubicka <jh@suse.cz>
2391 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
2392 * cgraph.c (cgraph_mark_address_taken_node): New function.
2393 (dump_cgraph_node): Dump new flag.
2394 * cgraph.h (struct cgraph_node): Add address_taken.
2395 (cgraph_mark_address_taken_node): New function.
2396 * ipa.c (cgraph_postorder): Prioritize functions with address taken
2397 since new direct calls can be born.
2399 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2401 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
2404 2009-05-10 Jan Hubicka <jh@suse.cz>
2407 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
2409 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
2410 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
2411 * tree-inline.c (copy_bb): Set frequency correctly.
2412 (fold_marked_statements): Update call to
2413 cgraph_update_edges_for_call_stmt.
2415 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2417 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
2418 identifiers in diagnostics.
2419 * config/arm/arm.c (arm_handle_fndecl_attribute,
2420 arm_handle_isr_attribute): Likewise.
2421 * config/avr/avr.c (avr_handle_progmem_attribute,
2422 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
2423 * config/bfin/bfin.c (handle_int_attribute,
2424 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
2425 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
2426 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
2428 * config/darwin.c (darwin_handle_kext_attribute,
2429 darwin_handle_weak_import_attribute): Likewise.
2430 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
2431 h8300_handle_eightbit_data_attribute,
2432 h8300_handle_tiny_data_attribute): Likewise.
2433 * config/i386/i386.c (ix86_handle_cconv_attribute,
2434 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
2435 * config/i386/winnt.c (ix86_handle_shared_attribute,
2436 ix86_handle_selectany_attribute): Likewise.
2437 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
2438 * config/m32c/m32c.c (function_vector_handler): Likewise.
2439 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
2440 m68hc11_handle_fntype_attribute): Likewise.
2441 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
2442 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
2443 * config/mips/mips.c (mips_insert_attributes,
2444 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
2445 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
2446 rs6000_handle_struct_attribute): Likewise.
2447 * config/sh/sh.c (sh_insert_attributes,
2448 sh_handle_resbank_handler_attribute,
2449 sh_handle_interrupt_handler_attribute,
2450 sh2a_handle_function_vector_handler_attribute,
2451 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
2453 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
2454 * config/spu/spu.c (spu_handle_fndecl_attribute,
2455 spu_handle_vector_attribute): Likewise.
2456 * config/stormy16/stormy16.c
2457 (xstormy16_handle_interrupt_attribute): Likewise.
2458 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
2459 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
2461 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2463 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
2464 (pp_translate_identifiers): New.
2465 (pp_identifier): Only conditionally translate identifier to locale
2467 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
2468 (pp_base_tree_identifier): Only conditionally translate identifier
2469 to locale character set.
2470 * c-pretty-print.c (M_): Define.
2471 (pp_c_type_specifier, pp_c_primary_expression): Mark English
2472 fragments for conditional translation with M_.
2473 * tree-pretty-print.c (maybe_init_pretty_print): Disable
2474 identifier translation.
2476 2009-05-10 Richard Guenther <rguenther@suse.de>
2478 PR tree-optimization/40081
2479 * tree-sra.c (instantiate_element): Instantiate scalar replacements
2480 using the main variant of the element type. Do not fiddle with
2481 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
2483 2009-05-09 Jan Hubicka <jh@suse.cz>
2486 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
2487 indirect calls; verify cgraph afterwards.
2489 2009-05-09 Jan Hubicka <jh@suse.cz>
2492 * ipa.c (update_inlined_to_pointer): New function.
2493 (cgraph_remove_unreachable_nodes): Use it.
2495 2009-05-09 Jan Hubicka <jh@suse.cz>
2497 * tree-eh.c (struct leh_state): Remove prev_try.
2498 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
2500 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
2501 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
2502 remove_eh_handler_and_replace, foreach_reachable_handler,
2503 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
2504 * except.h (struct eh_region): Remove eh_region_u_cleanup.
2505 (gen_eh_region_cleanup): Update prototype.
2507 2009-05-09 Jan Hubicka <jh@suse.cz>
2510 * except.c (copy_eh_region): Always set prev_try.
2511 (redirect_eh_edge_to_label): Find outer try.
2512 (foreach_reachable_handler): When looking for prev try
2513 handle case where previous try is not going to be taken.
2515 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2517 PR tree-optimization/40049
2518 * tree-vect-stmts.c (vectorizable_operation): If the machine has
2519 only vector/vector shifts, convert the type of the constant to the
2520 appropriate type to avoid building incorrect trees, which
2521 eventually have problems with garbage collection.
2523 2009-05-08 Joseph Myers <joseph@codesourcery.com>
2525 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
2526 -1 for complex floating-point types if honoring signed zeros.
2528 2009-05-08 Jan Hubicka <jh@suse.cz>
2530 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
2531 argument; handle correctly when profile is absent.
2532 (build_cgraph_edges): Update.
2533 (rebuild_cgraph_edges): Update.
2534 * cgraph.c: Do not include varray.h.
2535 (cgraph_set_call_stmt_including_clones): New function.
2536 (cgraph_create_edge_including_clones): Likewise
2537 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
2538 (cgraph_update_edges_for_call_stmt): Handle clones.
2539 (cgraph_remove_node): Handle clone tree.
2540 (cgraph_remove_node_and_inline_clones): New function.
2541 (dump_cgraph_node): Dump clone tree.
2542 (cgraph_clone_node): Handle clone tree.
2543 (clone_function_name): Bring here from tree-inline.c.
2544 (cgraph_create_virtual_clone): New function.
2545 * cgraph.h (ipa_replace_map): Move here from ipa.h.
2546 (cgraph_clone_info): New function.
2547 (strut cgraph_node): Add clone_info and new clone tree pointers.
2548 (cgraph_remove_node_and_inline_clones,
2549 cgraph_set_call_stmt_including_clones,
2550 cgraph_create_edge_including_clones,
2551 cgraph_create_virtual_clone): Declare.
2552 (cgraph_function_versioning): Use VEC argument.
2553 (compute_call_stmt_bb_frequency): Update prototype.
2554 (cgraph_materialize_all_clones): New function.
2555 * ipa-cp.c (ipcp_update_cloned_node): Remove.
2556 (ipcp_create_replace_map): Update to VECtors.
2557 (ipcp_update_callgraph): Use virtual clones.
2558 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
2559 (ipcp_update_profiling): Do not update local profiling.
2560 (ipcp_insert_stage): Use VECtors and virtual clones.
2561 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
2562 (clone_of_p): New function.
2563 (cgraph_preserve_function_body_p): Use clone tree.
2564 (cgraph_optimize): Materialize clones.
2565 (cgraph_function_versioning): Update for VECtors.
2566 (save_inline_function_body): Use clone tree.
2567 (cgraph_materialize_clone): New function.
2568 (cgraph_materialize_all_clones): Likewise.
2569 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
2570 * ipa.c: Include gimple.h.
2571 (cgraph_remove_unreachable_nodes): Use clone tree.
2572 * ipa-prop.c (ipa_note_param_call): Update call to
2573 compute_call_stmt_bb_frequencycall.
2574 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
2575 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
2576 (copy_bb): Handle updating of clone tree; add new edge when new call
2578 (expand_call_inline): Be strict about every call having edge.
2579 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
2580 (delete_unreachable_blocks_update_callgraph): New function.
2581 (tree_function_versioning): Use VECtors; always remove unreachable
2582 blocks and fold conditionals.
2583 * tree-inline.h: Do not include varray.h.
2584 (tree_function_versioning): Remove.
2585 * Makefile.in (GTFILES): Remove tree-inline.c
2586 * passes.c (do_per_function): Do only functions having body.
2587 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
2590 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
2591 Andrew Morrow <acm@google.com>
2594 * c-common.c (c_common_attribute_table): Permit deprecated
2595 attribute to take an optional argument.
2596 (handle_deprecated_attribute): If the optional argument to
2597 __attribute__((deprecated)) is not a string ignore the attribute
2600 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
2601 * c-typeck.c (build_component_ref): Likewise.
2602 (build_external_ref): Likewise.
2604 * toplev.c (warn_deprecated_use): Add an attribute argument.
2605 Emit the message associated with __attribute__((deprecated)).
2607 * toplev.h (warn_deprecated_use): Updated.
2609 * doc/extend.texi: Document new optional parameter to
2610 __attribute__((deprecated))
2612 2009-05-08 Michael Eager <eager@eagercon.com>
2614 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
2615 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
2617 2009-05-08 Richard Guenther <rguenther@suse.de>
2619 PR tree-optimization/40062
2620 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
2621 Avoid exponential behavior.
2623 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2625 PR rtl-optimization/33928
2627 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
2628 process_uses, build_single_def_use_links): New.
2629 (update_df): Update use_def_ref.
2630 (forward_propagate_into): Use get_def_for_use instead of use-def
2632 (fwprop_init): Call build_single_def_use_links and let it initialize
2634 (fwprop_done): Free use_def_ref.
2635 (fwprop_addr): Eliminate duplicate call to df_set_flags.
2636 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
2637 df_rd_simulate_one_insn): New.
2638 (df_rd_bb_local_compute_process_def): Update head comment.
2639 (df_chain_create_bb): Use the new RD simulation functions.
2640 * df.h (df_rd_simulate_artificial_defs_at_top,
2641 df_rd_simulate_one_insn): New.
2642 * opts.c (decode_options): Enable fwprop at -O1.
2643 * doc/invoke.texi (-fforward-propagate): Document this.
2645 2009-05-08 Joseph Myers <joseph@codesourcery.com>
2648 * c-typeck.c (build_binary_op): Handle arithmetic between one real
2649 and one complex operand specially.
2650 * tree-complex.c (some_nonzerop): Do not identify a real value as
2651 zero if flag_signed_zeros.
2653 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2655 PR rtl-optimization/33928
2656 * loop-invariant.c (record_use): Fix && vs. || mishap.
2658 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2660 PR rtl-optimization/33928
2661 * loop-invariant.c (struct use): Add addr_use_p.
2662 (struct def): Add n_addr_uses.
2663 (struct invariant): Add cheap_address.
2664 (create_new_invariant): Set cheap_address.
2665 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
2666 (record_uses): Pass df_ref to record_use.
2667 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
2670 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
2672 * config/sh/sh.c: Do not include c-pragma.h.
2674 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2676 * config/spu/spu.c: Remove include of c-common.h.
2678 2009-05-07 Janis Johnson <janis187@us.ibm.com>
2681 * c-common.h (mark_valid_location_for_stdc_pragma,
2682 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
2683 clear_float_const_decimal64, float_const_decimal64_p): New.
2684 * c.opt (Wunsuffixed-float-constants): New.
2685 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
2686 unsuffixed float constant, handle new warning.
2687 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
2688 * c-decl.c (c_scope): New flag float_const_decimal64.
2689 (set_float_const_decimal64, clear_float_const_decimal64,
2690 float_const_decimal64_p): New.
2691 (push_scope): Set new flag.
2692 * c-parser.c (c_parser_translation_unit): Mark when it's valid
2693 to use STDC pragmas.
2694 (c_parser_external_declaration): Ditto.
2695 (c_parser_compound_statement_nostart): Ditto.
2696 * c-pragma.c (valid_location_for_stdc_pragma,
2697 mark_valid_location_for_stdc_pragma,
2698 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
2699 handle_pragma_float_const_decimal64): New.
2700 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
2701 * cp/semantics.c (valid_location_for_stdc_pragma_p,
2702 set_float_const_decimal64, clear_float_const_decimal64,
2703 float_const_decimal64_p): New dummy functions.
2704 * doc/extend.texi (Decimal Float): Remove statement that the
2705 pragma, and suffix for double constants, are not supported.
2706 * doc/invoke.texi (Warning Options): List new option.
2707 (-Wunsuffixed-float-constants): New.
2709 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
2711 * config/i386/i386.c: Do not include c-common.h.
2713 2009-05-07 Mark Heffernan <meheff@google.com>
2715 * doc/invoke.texi (Debugging Options): Document change of debugging
2717 * opts.c (decode_options): Make dump_base_name relative to
2718 aux_base_name directory.
2720 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
2722 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
2723 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
2725 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
2727 * Makefile.in (install-plugin): Simplify a bit.
2729 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
2731 * Makefile.in (OBJS-common): Add regcprop.o.
2733 * timevar.def (TV_CPROP_REGISTERS): New.
2734 * regrename.c (regrename_optimize): Return 0.
2735 (rest_of_handle_regrename): Delete.
2736 (pass_rename_registers): Point to regrename_optimize.
2737 (struct value_data_entry, struct value_data,
2738 kill_value_one_regno, kill_value_regno, kill_value,
2739 set_value_regno, init_value_data, kill_clobbered_value,
2740 kill_set_value, kill_autoinc_value, copy_value,
2741 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
2742 replace_oldest_value_reg, replace_oldest_value_addr,
2743 replace_oldest_value_mem, copyprop_hardreg_forward_1,
2744 debug_value_data, validate_value_data): Move...
2745 * regcprop.c: ... here.
2746 (rest_of_handle_cprop): Delete.
2747 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
2749 2009-05-07 Jakub Jelinek <jakub@redhat.com>
2752 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
2753 GEN_INT for 1 << bitnum.
2754 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
2757 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
2759 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
2760 Remove wrong description of "nand" operation.
2762 2009-05-06 Richard Guenther <rguenther@suse.de>
2763 Adam Nemet <anemet@caviumnetworks.com>
2765 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
2766 comment. Add that if LHS is not a gimple register, then RHS1 has
2767 to be a single object (GIMPLE_SINGLE_RHS).
2769 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
2771 * expr.c (get_def_for_expr): Move it up in the file.
2772 (store_field): When expanding a bit-field store, look at the
2773 defining gimple stmt for the masking conversion.
2775 2009-05-06 Janis Johnson <janis187@us.ibm.com>
2778 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
2779 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
2780 32-bit memcpy into long.
2782 2009-05-06 Jakub Jelinek <jakub@redhat.com>
2784 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
2785 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
2787 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
2788 instead of appending DW_OP_deref*.
2790 2009-05-06 Michael Matz <matz@suse.de>
2793 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
2794 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
2796 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
2798 * Makefile.in (install-plugin): Fix srcdir handling.
2800 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
2802 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
2803 when processing for not_regs_needed bitmap.
2804 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
2805 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
2806 handling it for rhs.
2808 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
2810 * config/i386/i386.md (unnamed inc/dec peephole): Use
2811 optimize_insn_for_size_p instead of optimize_size.
2812 * config/i386/predicates.md (incdec_operand): Likewise.
2813 (aligned_operand): Likewise.
2814 * config/i386/sse.md (divv8sf3): Likewise.
2815 (sqrtv8sf2): Likewise.
2817 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
2819 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
2821 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
2823 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
2825 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
2826 ssemodesuffixf2c with avxmodesuffixf2c.
2828 2009-05-06 Joseph Myers <joseph@codesourcery.com>
2831 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
2833 2009-05-05 Jakub Jelinek <jakub@redhat.com>
2835 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
2836 (struct tree_base): Adjust spacing for 8 bit boundaries.
2837 (struct tree_decl_common): Add decl_by_reference_flag bit.
2838 (DECL_BY_REFERENCE): Adjust.
2839 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
2840 print DECL_BY_REFERENCE bit.
2841 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
2842 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
2843 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
2844 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
2848 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
2849 range of the type, but default label is missing, add it with one
2850 of the existing labels instead of adding a new label for it.
2852 2009-05-05 Joseph Myers <joseph@codesourcery.com>
2856 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
2858 * Makefile.in (enable_plugin, plugin_includedir): New.
2859 (install): Depend on install-plugin.
2860 (PLUGIN_HEADERS): New.
2861 (install-plugin): New.
2862 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
2864 2009-05-05 Richard Guenther <rguenther@suse.de>
2866 PR tree-optimization/40022
2867 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
2869 (phivn_valid_p): Fix tuplification error, simplify.
2870 (phiprop_insert_phi): Add dumps.
2871 (propagate_with_phi): Simplify.
2873 2009-05-05 Richard Guenther <rguenther@suse.de>
2876 * builtins.c (gimplify_va_arg_expr): Properly build the address.
2878 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
2880 * tree.h (strip_float_extensions): Remove duplicate declaration.
2881 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
2882 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
2883 block_ultimate_origin): Rearrange the declarations line to match the
2884 comment that indicates the .c file which the functions are defined.
2885 (dwarf2out_*, set_decl_rtl): Add comment.
2886 (get_base_address): Adjust comment.
2887 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
2888 declarations line and add comment.
2889 (is_builtin_name): Add blank after function name, for clarity.
2891 2009-05-04 Joseph Myers <joseph@codesourcery.com>
2893 * attribs.c (decl_attributes): Use %qE for identifiers in
2895 * cgraphunit.c (verify_cgraph_node): Translate function names to
2896 locale character set in diagnostics.
2897 * coverage.c (get_coverage_counts): Use %qE for identifiers in
2899 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
2900 Document that functions are named in UTF-8.
2901 * expr.c (expand_expr_real_1): Translate function names to locale
2902 character set in diagnostics.
2903 * gimplify.c (omp_notice_variable, omp_is_private,
2904 gimplify_scan_omp_clauses): Use %qE for identifiers in
2906 * langhooks.c (lhd_print_error_function): Translate function names
2907 to locale character set.
2908 * langhooks.h (decl_printable_name): Document that return value is
2909 in internal character set.
2910 * stmt.c: Include pretty-print.h
2911 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
2913 (resolve_operand_name_1): Translate named operand name to locale
2915 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
2917 * toplev.c (announce_function): Translate function names to locale
2919 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
2920 (default_tree_printer): Use pp_identifier or translate identifiers
2921 to locale character set. Mark "<anonymous>" for translation.
2922 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
2923 for identifiers in diagnostics.
2924 * tree.c (handle_dll_attribute): Use %qE for identifiers in
2926 * varasm.c (output_constructor): Use %qE for identifiers in
2929 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
2931 * configure.ac: use ` ` instead of $()
2932 * configure: Regenerate.
2934 2009-05-05 Ben Elliston <bje@au.ibm.com>
2936 * config/pa/linux-atomic.c: Eliminate conditional include of
2937 errno.h on non-LP64 systems to simplify build requirements.
2939 2009-05-04 Joseph Myers <joseph@codesourcery.com>
2941 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
2943 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
2944 and pass value to identifier_to_locale.
2945 (warn_variable_length_array): Make name a tree.
2946 (grokdeclarator): Separate diagnostic texts for named and unnamed
2947 declarators. Use %qE for named declarators.
2948 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
2950 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
2951 identifiers in diagnostics.
2952 * c-typeck.c (push_member_name, start_init): Pass identifiers to
2953 identifier_to_locale. Mark "anonymous" strings for translation.
2955 2009-05-04 Michael Eager <eager@eagercon.com>
2957 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
2958 address for DImode/DFmode only if double-precision FP regs.
2960 2009-05-04 Michael Eager <eager@eagercon.com>
2962 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
2963 TARGET_SINGLE_FLOAT check.
2965 2009-05-04 Michael Eager <eager@eagercon.com>
2967 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
2969 2009-05-04 Michael Eager <eager@eagercon.com>
2971 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
2972 * config/rs6000/t-xilinx: New
2974 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
2976 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
2977 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
2978 * gcc/explow.c (memory_address): Use target hook.
2979 * gcc/targhooks.c (default_legitimize_address): New.
2980 * gcc/targhooks.h (default_legitimize_address): New.
2981 * gcc/target.h (legitimize_address): New.
2982 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
2983 (TARGET_INITIALIZER): Include it.
2984 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
2986 * config/bfin/bfin-protos.h (legitimize_address): Remove.
2987 * config/bfin/bfin.c (legitimize_address): Remove.
2988 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
2989 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
2991 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
2992 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
2994 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
2995 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
2996 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
2997 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
2998 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
2999 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
3000 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
3001 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
3002 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
3003 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
3004 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
3005 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
3006 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
3007 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
3008 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
3009 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
3010 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
3011 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
3012 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
3013 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
3014 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
3015 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
3016 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
3018 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
3019 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
3020 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
3021 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
3022 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
3023 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
3024 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
3025 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
3026 (thumb_legitimize_address): Delete.
3027 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
3028 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
3029 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
3030 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
3031 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
3032 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
3034 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
3037 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
3038 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
3039 * config/m32r/m32r.c (m32r_legitimize_address): New.
3040 * config/m68k/m68k.c (m68k_legitimize_address): New.
3041 * config/score/score.c (score_legitimize_address): Standardize.
3042 * config/score/score3.c (score3_legitimize_address): Standardize.
3043 * config/score/score3.h (score3_legitimize_address): Adjust.
3044 * config/score/score7.c (score7_legitimize_address): Standardize.
3045 * config/score/score7.h (score7_legitimize_address): Adjust.
3046 * config/sh/sh.c (sh_legitimize_address): New.
3047 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
3049 * gcc/config/s390/s390.c (legitimize_address): Rename to...
3050 (s390_legitimize_address): ... this.
3051 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
3052 (sparc_legitimize_address): ... this.
3053 * gcc/config/i386/i386.c (legitimize_address): Rename to...
3054 (ix86_legitimize_address): ... this.
3055 * gcc/config/avr/avr.c (legitimize_address): Rename to...
3056 (avr_legitimize_address): ... this.
3057 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
3058 (mn10300_legitimize_address): ... this.
3059 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
3060 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
3061 (alpha_expand_mov): Adjust call.
3063 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
3064 * config/spu/spu.c (spu_legitimize_address): Likewise.
3065 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
3066 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
3068 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3070 * intl.c (locale_encoding, locale_utf8): New.
3071 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
3072 * intl.h (locale_encoding, locale_utf8): Declare.
3073 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
3074 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
3076 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
3078 (pp_tree_identifier): Define to call pp_base_tree_identifier.
3079 (pp_base_tree_identifier): Declare as function.
3080 (identifier_to_locale): Declare.
3081 * Makefile.in (pretty-print.o): Update dependencies.
3082 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
3084 2009-05-04 Richard Guenther <rguenther@suse.de>
3087 * builtins.c (fold_builtin_memory_op): Do not decay to element
3088 type if the size matches the whole array.
3090 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3092 * expmed.c (synth_mult): When trying out a shift, pass the result
3095 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3097 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
3098 (shiftsub1_cost): New.
3099 (init_expmed): Compute shiftsub1_cost.
3100 (synth_mult): Optimize multiplications by constants of the form
3101 -(2^^m-1) for some constant positive integer m.
3103 2009-05-03 Richard Guenther <rguenther@suse.de>
3106 * c-typeck.c (array_to_pointer_conversion): Do not built
3107 ADDR_EXPRs of arrays of pointer-to-element type.
3108 * c-gimplify.c (c_gimplify_expr): Revert change fixing
3109 up wrong ADDR_EXPRs after-the-fact.
3110 * c-common.c (strict_aliasing_warning): Strip pointer
3111 conversions for obtaining the original type.
3112 * builtins.c (fold_builtin_memset): Handle array types.
3113 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
3116 2009-05-03 Richard Guenther <rguenther@suse.de>
3119 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
3120 Do not lose casts from array types with unknown extent to array
3121 types with known extent.
3122 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
3123 alias set compatibility.
3125 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
3127 * flags.h (extra_warnings): Delete.
3128 * toplev.c (process_options): Handle Wuninitialized here.
3129 * opts.c (extra_warnings): Delete.
3130 (set_Wextra): Delete.
3131 (common_handle_option): -Wextra can be handled automatically.
3132 * c-opts.c (c_common_handle_option): Delete obsolete code.
3133 (c_common_post_options): Simplify comment.
3134 * common.opt (W): Add Var.
3136 (Wuninitialized): Initialize to -1.
3138 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
3139 Richard Guenther <rguenther@suse.de>
3141 * expr.c (get_def_for_expr): New function.
3142 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
3143 SSA rather than trees.
3144 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
3145 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
3147 2009-05-03 Joseph Myers <joseph@codesourcery.com>
3149 * c-common.c (reswords): Add _Imaginary.
3150 * c-common.c (enum rid): Add RID_IMAGINARY.
3152 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
3154 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
3155 Patch by Richard Guenther.
3157 2009-05-03 Anatoly Sokolov <aesok@post.ru>
3159 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
3160 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3161 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
3162 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
3163 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
3164 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
3165 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
3166 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
3167 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
3168 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
3169 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
3170 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
3171 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
3172 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
3173 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
3174 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
3175 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
3176 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
3178 2009-05-02 Richard Guenther <rguenther@suse.de>
3180 PR tree-optimization/39940
3181 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
3184 2009-05-02 Richard Guenther <rguenther@suse.de>
3187 * tree-ssa.c (execute_update_addresses_taken): Properly check
3188 if we can mark a variable DECL_GIMPLE_REG_P.
3189 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
3190 back to the end of the function.
3191 (is_gimple_reg_type): Remove complex type special casing.
3192 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
3195 2009-05-02 Ben Elliston <bje@au.ibm.com>
3197 * doc/collect2.texi (Collect2): Document search path behaviour
3198 when configured with --with-ld.
3200 2009-05-02 Jan Hubicka <jh@suse.cz>
3202 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
3203 parameter; update callers.
3204 (coalesce_cost_edge): EH edges are costier because they needs
3205 splitting even if not critical and even more costier when there are
3206 multiple EH predecestors.
3208 2009-05-02 Jan Hubicka <jh@suse.cz>
3210 * except.c (remove_eh_handler_and_replace): Handle updating after
3211 removing TRY blocks.
3213 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
3215 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
3217 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
3219 * varasm.c: Do not include c-pragma.h.
3220 * attribs.c: Do not incude c-common.h.
3222 2009-05-01 Michael Matz <matz@suse.de>
3224 * calls.c (initialize_argument_information): Handle SSA names like
3225 decls with a non MEM_P DECL_RTL.
3227 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
3229 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
3230 * ipa-utils.c: Likewise.
3231 * ipa-type-escape.c: Likewise.
3232 * cgraphunit.c Do not include c-common.h.
3233 * ipa-pure-const.c: Likewise.
3234 * tree-if-conv.c: Likewise.
3235 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
3236 * ipa-struct-reorg.c: Likewise.
3237 * tree-nomudflap.c: Likewise.
3238 * tree-ssa-structalias.c: Likewise.
3240 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
3242 * store-motion.c: Many cleanups to make this pass a first-class
3243 citizen instead of an appendix to gcse load motion. Add TODO list
3244 to make this pass faster/cleaner/better.
3246 (struct ls_expr): Post gcse.c-split cleanups.
3247 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
3248 "stores" field to "avail_stores".
3249 (pre_ldst_mems): Rename to store_motion_mems.
3250 (pre_ldst_table): Rename to store_motion_mems_table.
3251 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
3252 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
3253 (ldst_entry): Rename to st_expr_entry, update users.
3254 (free_ldst_entry): Rename to free_st_expr_entry, update users.
3255 (free_ldst_mems): Rename to free_store_motion_mems, update users.
3256 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
3258 (first_ls_expr): Rename to first_st_expr, update users.
3259 (next_ls_expr): Rename to next_st_expr, update users.
3260 (print_ldst_list): Rename to print_store_motion_mems. Print names of
3261 fields properly for store motion instead of names inherited from load
3263 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
3264 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
3267 (ae_kill): Rename to st_kill, update users.
3268 (ae_gen): Rename to st_avloc, update users.
3269 (transp): Rename to st_transp, update users.
3270 (pre_insert_map): Rename to st_insert_map, update users.
3271 (pre_delete_map): Rename to st_delete_map, update users.
3272 (insert_store, build_store_vectors, free_store_memory,
3273 one_store_motion_pass): Update for abovementioned changes.
3275 (gcse_subst_count, gcse_create_count): Remove.
3276 (one_store_motion_pass): New statistics counters "n_stores_deleted"
3277 and "n_stores_created", local variables.
3279 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
3282 (regvec, compute_store_table_current_insn): Remove.
3283 (reg_set_info, reg_clear_last_set): Remove.
3284 (compute_store_table): Use DF caches instead of local dataflow
3287 2009-05-01 Joseph Myers <joseph@codesourcery.com>
3289 * c-objc-common.c (c_tree_printer): Print identifiers with
3290 pp_identifier, not pp_string. Mark "({anonymous})" for
3292 * c-pretty-print.c (pp_c_ws_string): New.
3293 (pp_c_cv_qualifier, pp_c_type_specifier,
3294 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
3295 pp_c_storage_class_specifier, pp_c_function_specifier,
3296 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
3297 pp_c_primary_expression, pp_c_postfix_expression,
3298 pp_c_unary_expression, pp_c_shift_expression,
3299 pp_c_relational_expression, pp_c_equality_expression,
3300 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
3301 use pp_string and pp_c_ws_string in place of pp_identifier and
3302 pp_c_identifier for non-identifiers. Mark English strings for
3304 * c-pretty-print.h (pp_c_ws_string): Declare.
3306 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
3307 Roland McGrath <roland@redhat.com>
3309 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
3310 (ENABLE_LD_BUILDID): New configuration option.
3311 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
3312 (LINK_BUILDID_SPEC): New macro.
3313 (init_spec): If defined, prepend it between LINK_EH_SPEC and
3315 * doc/install.texi: Document --enable-linker-build-id option.
3316 * configure: Rebuild.
3317 * config.in: Rebuild.
3319 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
3321 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
3322 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
3323 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
3324 MIPS_GP_SAVE_AREA_SIZE.
3325 * config/mips/mips.c (struct mips_frame_info): Update comment
3326 before arg_pointer_offset and hard_frame_pointer_offset.
3327 (mips_compute_frame_info): Update diagram before function: to
3328 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
3329 indicate the position of frame_pointer_rtx with -fstack-protector and
3330 to show args_size. Don't allocate cprestore area for leaf functions
3331 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
3333 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
3335 2009-04-30 Michael Matz <matz@suse.de>
3337 PR tree-optimization/39955
3338 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
3340 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
3342 * ira.c (setup_cover_and_important_classes): Use safe macro
3343 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
3345 * genpreds.c (write_tm_preds_h): Output suitable definition of
3346 REG_CLASS_FOR_CONSTRAINT.
3348 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
3350 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
3352 * bitmap.c (bitmap_descriptor): Likewise.
3353 * ggc-common.c (loc_descriptor): Likewise.
3354 * varray.c (varray_descriptor): Likewise.
3355 * vec.c (vec_descriptor): Likewise.
3357 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
3359 * Makefile.in (dce.o): Add $(EXCEPT_H).
3360 * dce.c: Include except.h and delete redundant vector definitions.
3361 (deletable_insn_p): Return false for non-call insns that can throw
3364 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
3366 * gcse.c (ae_gen): Remove.
3367 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
3368 and make non-static function to make it available in store-motion.c.
3369 Update call sites with search-and-replace.
3370 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
3371 extract_mentioned_regs, extract_mentioned_regs_helper,
3372 find_moveable_store, compute_store_table, load_kills_store, find_loads,
3373 store_killed_in_insn, store_killed_after, store_killed_before,
3374 build_store_vectors, insert_insn_start_basic_block, insert-store,
3375 remove_reachable_equiv_notes, replace_store_insn, delete_store,
3376 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
3377 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
3378 * store-motion.c: ...new file. Also copy data structures from gcse.c
3379 and clean up to remove parts not used by store motion.
3380 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
3381 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
3383 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3386 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
3387 when optimizing for size.
3389 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
3391 * gcse.c (gcse_constant_p): Fix typo in last change.
3393 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
3395 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
3397 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
3399 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
3401 2009-04-29 James E. Wilson <wilson@codesourcery.com>
3403 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
3404 CONST_HIGH_PART result.
3406 2009-04-29 Anatoly Sokolov <aesok@post.ru>
3408 * config/avr/avr.c (initial_elimination_offset): Rename to
3409 avr_initial_elimination_offset.
3410 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
3411 change return type to bool.
3412 (avr_can_eliminate): New function.
3413 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
3414 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
3415 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
3416 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
3417 avr_initial_elimination_offset.
3418 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
3419 (avr_initial_elimination_offset): Define.
3421 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
3422 Steven Bosscher <steven@gcc.gnu.org>
3424 PR rtl-optimization/39938
3425 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
3426 * cfgrtl.c: Include insn-attr.h.
3427 (rest_of_pass_free_cfg): New function.
3428 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
3429 * resource.c (init_resource_info): Remove call to df_analyze.
3431 2009-04-29 Richard Guenther <rguenther@suse.de>
3434 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
3435 allow conversion to signed integers.
3437 2009-04-29 Richard Guenther <rguenther@suse.de>
3439 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
3440 shifts of floating point vectors if the shift amount is
3441 a constant multiple of the element size.
3443 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
3444 Michael Matz <matz@suse.de>
3448 * tree-outof-ssa.c (emit_partition_copy): New function.
3449 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3450 insert_part_to_rtx_on_edge): Perform the partition base var
3451 copy using emit_partition_copy.
3452 (insert_value_copy_on_edge): Convert constants to the right mode.
3453 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
3454 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
3456 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3458 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
3459 scan backwards to try to find a constant to initialize it.
3461 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
3462 insn before the loop_end instruction, don't look past labels.
3464 2009-04-29 Richard Guenther <rguenther@suse.de>
3467 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
3468 loose type conversions.
3469 (forward_propagate_addr_expr): Fix tuplification bug. Remove
3470 stmts only if there are no uses of its definition.
3472 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3474 * config/bfin/bfin.h (splitting_loops): Declare.
3475 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
3476 Reorder bit definitions to be ascending.
3477 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
3478 * config/bfin/bfin.c (splitting_loops): New variable.
3479 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
3480 (struct loop_info): Remove members INIT and LOOP_INIT.
3481 (bfin_optimize_loop): Don't set them. Reorder the code that generates
3482 the LSETUP sequence. Allow LC to be loaded from any register, but
3483 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
3484 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
3486 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
3487 of reload_completed.
3490 * config/bfin/bfin.md (movsi_insn): Refine constraints.
3492 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
3494 * Makefile.in (PLUGIN_VERSION_H): New.
3495 (OBJS-common): Remove plugin-version.o.
3496 (plugin.o): Depend on (PLUGIN_VERSION_H).
3497 (plugin-version.o): Remove.
3498 * configure: Regenerate
3499 * configure.ac: Create plugin-version.h.
3500 * gcc-plugin.h (plugin_gcc_version): Remove.
3501 (plugin_default_version_check): Change signature.
3502 * plugin-version.c: Remove.
3503 * plugin.c: Include plugin-version.h.
3504 (str_plugin_gcc_version_name): Remove.
3505 (try_init_one_plugin): Pass gcc version to plugin_init.
3506 (plugin_default_version_check): Both gcc and plugin versions are now
3509 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3511 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
3512 problematic last insns. Test for TYPE_CALL rather than CALL_P.
3513 Remove special case testing for last insn of inner loops. Don't fail
3514 if the loop ends with a jump, emit an extra nop instead.
3516 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
3517 DREGS rather than comparing directly. Remove code that tries to
3518 account for latencies.
3520 2009-04-29 Richard Guenther <rguenther@suse.de>
3522 PR tree-optimization/39941
3523 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
3524 eliminating an indirect call.
3526 2009-04-29 Richard Guenther <rguenther@suse.de>
3528 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
3529 parameter. Allow invariants as base if !require_lvalue.
3530 (verify_gimple_assign_single): Adjust.
3532 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3534 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
3535 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
3536 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
3537 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
3538 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
3540 * config/bfin/bfin.c (bfin_expand_builtin,
3541 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
3543 2009-04-28 Richard Guenther <rguenther@suse.de>
3545 * tree-vect-loop.c (get_initial_def_for_induction): Use
3546 correct types for pointer increment.
3548 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3550 * toplev.c (print_version): Update GMP version string calculation.
3552 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
3554 PR rtl-optimization/39938
3555 * resource.c (init_resource_info): Add call to df_analyze.
3557 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3559 * config/alpha/alpha.md (usegp): Cast the result of
3560 alpha_find_lo_sum_using_gp to enum attr_usegp.
3561 * config/alpha/alpha.c (override_options): Remove end-of-structure
3562 marker element from cpu_table. Use array size of cpu_table to handle
3563 -mcpu and -mtune options.
3564 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
3566 2009-04-28 Joseph Myers <joseph@codesourcery.com>
3568 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
3569 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
3570 tune_32 and tune_64.
3571 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
3573 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
3574 * config/rs6000/option-defaults.h: ... here. New file.
3575 (OPT_64, OPT_32): Define.
3576 (MASK_64BIT): Define to 0 if not already defined.
3577 (OPT_ARCH64, OPT_ARCH32): Define.
3578 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
3581 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3583 * config/arm/arm.c (arm_override_options): Emit error on using
3586 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3588 PR rtl-optimization/39914
3589 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
3590 registers for allocnos created from user-defined variables only
3591 when not optimizing.
3593 2009-04-28 Richard Guenther <rguenther@suse.de>
3596 * fold-const.c (fold_binary): Use distribute_real_division only
3599 2009-04-28 Steve Ellcey <sje@cup.hp.com>
3601 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
3602 add hpux-stdint.h to tm_file.
3603 (hppa[12]*-*-hpux11*): Ditto.
3604 (ia64*-*-hpux*): Ditto.
3605 * config/hpux-stdint.h: New.
3606 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
3607 __STDC_EXT__ for all compiles.
3608 * config/pa/pa-hpux.h: Ditto.
3609 * config/pa/pa-hpux10.h: Ditto.
3610 * config/pa/pa-hpux11.h: Ditto.
3612 2009-04-28 Catherine Moore <clm@codesourcery.com>
3614 * debug.h (set_name): Add comment.
3616 2009-04-28 Andrew Pinski <pinskia@gmail.com>
3619 * config/darwin.c (machopic_gen_offset): Check
3620 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
3621 * config/arm/arm.c (require_pic_register): Likewise.
3623 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
3625 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
3626 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
3627 m32c_promote_prototypes): Delete.
3629 2009-04-28 Michael Matz <matz@suse.de>
3632 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
3635 2009-04-28 Richard Guenther <rguenther@suse.de>
3637 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
3639 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3641 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
3642 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
3643 * config/arm/arm-tune.md: Regenerate.
3645 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
3647 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
3648 block if there are complex incoming edges.
3649 (sel_merge_blocks): Remove useless assert.
3650 (sel_redirect_edge_and_branch): Check that edge was redirected.
3651 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
3652 (sel_find_rgns): Delete declaration.
3653 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
3654 the region when it is not a preheader.
3656 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3659 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
3661 2009-04-28 Richard Guenther <rguenther@suse.de>
3663 * tree.h (SSA_NAME_VALUE): Remove.
3664 (struct tree_ssa_name): Remove value_handle member.
3665 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
3666 array for jump threading.
3667 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
3669 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
3670 * tree-flow.h (threadedge_initialize_values): Declare.
3671 (threadedge_finalize_values): Likewise.
3672 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
3673 (SSA_NAME_VALUE): Define.
3674 (threadedge_initialize_values): New function.
3675 (threadedge_finalize_values): Likewise.
3676 * tree-ssa-dom.c (ssa_name_values): New global variable.
3677 (SSA_NAME_VALUE): Define.
3678 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
3680 2009-04-28 Ira Rosen <irar@il.ibm.com>
3682 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
3683 Use REPORT_VECTORIZED_LOCATIONS instead
3684 REPORT_VECTORIZED_LOOPS.
3685 * tree-vectorizer.c (vect_verbosity_level): Make static.
3686 (vect_loop_location): Rename to vect_location.
3687 (vect_set_verbosity_level): Update comment.
3688 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
3690 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
3691 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
3692 instead REPORT_UNVECTORIZED_LOOPS.
3693 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
3694 and vect_loop_def to vect_external_def and vect_internal_def.
3695 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
3696 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
3697 REPORT_UNVECTORIZED_LOCATIONS.
3698 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
3699 and vect_used_in_loop and to vect_unused_in_scope and
3701 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
3702 (vect_verbosity_level): Remove declaration.
3703 (vect_analyze_operations): Likewise.
3704 (vect_analyze_stmt): Declare.
3705 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
3706 REPORT_UNVECTORIZED_LOCATIONS.
3707 (vect_get_loop_niters): Fix indentation.
3708 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
3709 (vect_analyze_loop_operations): New function.
3710 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
3711 vect_analyze_operations.
3712 (vect_is_simple_reduction): Use new names.
3713 (vectorizable_live_operation, vect_transform_loop): Likewise.
3714 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
3715 to specify whether the data references can be a part of interleaving
3717 (vect_analyze_data_ref_dependence): Use new names.
3718 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
3719 (vect_create_addr_base_for_vector_ref): Remove redundant code.
3720 * tree-vect-patterns.c (widened_name_p): Use new names.
3721 (vect_recog_dot_prod_pattern): Likewise.
3722 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
3723 (process_use, vect_mark_stmts_to_be_vectorized,
3724 vect_model_simple_cost, vect_model_store_cost,
3725 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
3726 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3727 vectorizable_operation, vectorizable_type_demotion,
3728 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
3729 vectorizable_condition): Likewise.
3730 (vect_analyze_operations): Split into vect_analyze_loop_operations
3732 (vect_analyze_stmt): ... new function.
3733 (new_stmt_vec_info): Use new names.
3734 (vect_is_simple_use): Use new names and fix comment.
3735 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
3736 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
3738 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3741 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
3742 and integer modes for x87 operands. Do not ICE for unsupported size,
3743 generate error instead. Generate error for unsupported operand types.
3744 ['z']: Do not handle HImode memory operands specially. Warning
3745 for floating-point operands. Fallthru to 'Z' for unsupported operand
3746 types. Do not ICE for unsupported size, generate error instead.
3747 (output_387_binary_op): Use %Z to output operands.
3748 (output_fp_compare): Ditto.
3749 (output_387_reg_move): Ditto.
3751 2009-04-28 Ben Elliston <bje@au.ibm.com>
3756 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3758 * builtins.c (c_strlen): Do not warn here.
3759 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
3760 * c-common.c (pointer_int_sum): Take an explicit location.
3761 Warn about offsets out of bounds.
3762 * c-common.h (pointer_int_sum): Adjust declaration.
3764 2009-04-27 Ian Lance Taylor <iant@google.com>
3766 * collect2.c (is_ctor_dtor): Change type of ret field in struct
3768 * dce.c (run_fast_df_dce): Change type of old_flags to int.
3769 * df-core.c (df_set_flags): Change return type to int. Change
3770 type of old_flags to int.
3771 (df_clear_flags): Likewise.
3772 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
3773 (df_get_conditional_uses): Likewise.
3774 * df.h (df_set_flags, df_clear_flags): Update declarations.
3775 * dwarf2out.c (struct indirect_string_node): Change type of form
3776 field to enum dwarf_form.
3777 (AT_string_form): Change return type to enum dwarf_form.
3778 * fixed-value.c (fixed_compare): Add cast to enum type.
3779 * fwprop.c (update_df): Change 0 to VOIDmode.
3780 * gensupport.c: Change 0 to UNKNOWN.
3781 * gimple.h (gimple_cond_code): Add cast to enum type.
3782 * haifa-sched.c (reemit_notes): Add cast to enum type.
3783 * hooks.c (hook_int_void_no_regs): Remove function.
3784 * hooks.h (hook_int_void_no_regs): Remove declaration.
3785 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
3786 * predict.c (combine_predictions_for_insn): Add casts to enum type.
3787 * real.c (real_arithmetic): Add cast to enum type.
3788 (real_compare): Likewise.
3789 * target.h (struct gcc_target): Change return type of
3790 branch_target_register_class to enum reg_class.
3791 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
3792 default_branch_target_register_class.
3793 * targhooks.c (default_branch_target_register_class): New function.
3794 * targhooks.h (default_branch_target_register_class): Declare.
3795 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
3796 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
3798 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
3800 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
3801 vect_uninitialized_def. Change 0 to ERROR_MARK.
3802 * tree-vect-stmts.c (supportable_widening_operation): Don't
3803 initialize icode1 and icode2.
3804 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
3805 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
3807 (cmn_err_flag_specs): Change 0 to STD_C89.
3808 (cmn_err_char_table): Likewise.
3809 * config/arm/arm.c (get_arm_condition_code): Change type of code
3810 to enum arm_cond_code.
3811 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
3812 (IWMMXT_BUILTIN2): Likewise.
3813 (neon_builtin_type_bits): Don't define typedef.
3814 (neon_builtin_datum): Change type of bits field to int.
3815 (arm_expand_neon_args): Add cast to enum type.
3816 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
3818 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
3820 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
3822 * config/mips/mips.md (jal_macro): Return enum constant.
3823 (single_insn): Likewise.
3824 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
3826 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3828 * config/s390/s390.c (s390_tune_flags): Change type to int.
3829 (s390_arch_flags): Likewise.
3830 (s390_handle_arch_option): Change flags field of struct pta to int.
3831 * config/s390/s390.h (s390_tune_flags): Update declaration.
3832 (s390_arch_flags): Likewise.
3833 * config/sh/sh.c (prepare_move_operands): Compare
3834 tls_symbolic_operand result with enum constant.
3835 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
3836 (sh_expand_prologue): Add cast to enum type.
3837 (sh_expand_epilogue): Likewise.
3838 (tls_symbolic_operand): Change return type to enum tls_model.
3839 (fpscr_set_from_mem): Add cast to enum type.
3840 (legitimize_pic_address): Compare tls_symbolic_operand result with
3842 (sh_target_reg_class): Change return type to enum reg_class.
3843 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
3845 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
3846 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
3847 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
3848 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
3849 (delayed_branch, tls_call_delay): Likewise.
3850 (eligible_for_sibcall_delay): Likewise.
3851 (eligible_for_return_delay): Likewise.
3852 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
3853 (spu_expand_builtin_1): Likewise.
3855 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
3856 for all types of conversions.
3857 (output_init_element): Issue -Wc++-compat warning if needed when
3858 initializing a bitfield with enum type.
3859 * c-parser.c (c_parser_expression): Set original_type to
3860 original_type of right hand operand of comman operator.
3862 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3864 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
3866 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
3867 * doc/cpp.texi (Standard Predefined Macros)
3868 (Implementation-defined behavior): Likewise.
3869 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
3870 * doc/gimple.texi (GIMPLE Exception Handling)
3871 (@code{GIMPLE_ASSIGN}): Likewise.
3872 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
3873 * doc/invoke.texi (Warning Options, Optimize Options)
3874 (AVR Options, Darwin Options): Likewise.
3875 (Optimize Options): Reformulate -fwhole-program description.
3876 * doc/loop.texi (Lambda): Likewise.
3877 * doc/md.texi (Output Template, Define Constraints)
3878 (Standard Names, Insn Splitting): Likewise.
3879 * doc/options.texi (Option properties): Likewise.
3880 * doc/passes.texi (Tree-SSA passes): Likewise.
3881 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
3882 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
3883 (File Names and DBX): Likewise.
3884 * doc/trouble.texi (Incompatibilities): Likewise.
3886 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3888 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
3889 instruction is correct.
3891 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3893 Allow non-constant arguments to conversion intrinsics.
3894 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
3895 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
3896 * spu.c (print_operand): Handle 'v' and 'w'.
3897 (exp2_immediate_p, spu_gen_exp2): Define.
3898 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
3899 spu_convtf_1): Update parameter descriptions.
3900 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
3901 * constraints.md ('v', 'w'): New.
3902 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
3904 (i2f, I2F): New define_mode_attr.
3905 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
3906 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
3907 fixuns_truncv4sfv4si2): Update to use mode attribute.
3908 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
3909 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
3910 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
3911 patterns for combine.
3913 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
3915 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
3916 (cprop, hoist, pre, store_motion): New debug counters.
3917 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
3918 is not an RTL pass anymore.
3919 (pass_profiling): Remove extern decl for pass removed in 2005.
3920 (pass_gcse, pass_jump_bypass): Remove.
3921 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
3922 to 0 for clean state.
3923 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
3924 * cse.c (gate_handle_cse_after_global_opts,
3925 rest_of_handle_cse_after_global_opts): New functions.
3926 (pass_cse_after_global_opts): New pass, does local CSE.
3927 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
3928 (TV_CPROP): New timevar.
3929 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
3930 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
3931 (gcse_main, recompute_all_luids): Remove.
3932 (compute_hash_table_work): Call max_reg_num instead of reading
3934 (cprop_jump): Don't set run_jump_opt_after_gcse.
3935 (constprop_register): Always allow to alter jumps.
3936 (cprop_insn): Likewise.
3937 (do_local_cprop): Likewise.
3938 (local_cprop_pass): Likewise. Return non-zero if something changed.
3939 (cprop): Remove function, fold interesting bits into one_cprop_pass.
3940 (find_implicit_sets): Add note about missed optimization opportunity.
3941 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
3942 pass_rtl_cprop execute function.
3943 Don't bother tracking the pass number, each pass gets its own dumpfile
3945 Always allow to alter jumpsand bypass jumps.
3946 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
3947 will just find no suitable set.
3948 (pre_edge_insert): Fix dumping, this function is for PRE only.
3949 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
3950 pass_rtl_pre execute function.
3951 (hoist_code): Return non-zero if something changed. Keep track of
3952 substitutions and insertions for statistics gathering similar to PRE.
3953 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
3954 called from the pass_rtl_hoist execute function. Show pass statistics.
3955 (compute_store_table): Use max_reg_num directly instead of using the
3956 formerly global max_gcse_regno.
3957 (build_store_vectors): Likewise.
3958 (replace_store_insn): Fix dumping.
3959 (store_motion): Rename to ...
3960 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
3961 pass, called from the pass_rtl_store_motion execute function. Keep
3962 track of substitutions and insertions for statistics gathering similar
3964 (bypass_jumps): Remove, fold interesting bits into ...
3965 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
3966 from the pass_rtl_cprop execute function.
3967 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
3968 pass_jump_bypass): Remove.
3969 (gate_handle_gcse, rest_of_handle_gcse): Remove.
3970 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
3971 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
3972 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
3973 (gate_rtl_store_motion, execute_rtl_store_motion,
3974 pass_rtl_store_motion): New.
3975 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
3976 make it clear that -fcse-skip-blocks is a no-op for backward compat.
3977 * passes.c (init_optimization_passes): Remove pass_gcse and
3978 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
3979 and cse_after_global_opts in place of pass_gcse. Schedule cprop
3980 instead of pass_jump_bypass.
3982 2009-04-27 Richard Guenther <rguenther@suse.de>
3985 * gimplify.c (gimplify_expr): If we are required to create
3986 a temporary make sure it ends up as register.
3988 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
3991 * config/i386/i386.c (construct_container): Don't call
3992 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
3993 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
3995 2009-04-27 Michael Matz <matz@suse.de>
3997 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
3998 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
3999 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
4000 (dump_replaceable_exprs): Take a bitmap.
4001 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
4003 (expand_gimple_basic_block): Likewise.
4004 * tree-ssa-ter.c (struct temp_expr_table_d): Make
4005 replaceable_expressions member a bitmap.
4006 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
4007 (mark_replaceable): Likewise.
4008 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
4009 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
4011 2009-04-27 Richard Guenther <rguenther@suse.de>
4013 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
4014 (verify_stmts): Dispatch to gimple/type verification code.
4015 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
4016 issue with call argument types.
4018 2009-04-27 Michael Matz <matz@suse.de>
4020 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
4021 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
4024 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
4025 Eric Botcazou <ebotcazou@adacore.com>
4027 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
4028 a label's basic block.
4029 (mark_target_live_regs): Tidy and rework obsolete comments.
4030 Change back DF problem to LIVE. If a label starts a basic block,
4031 assume that all registers that used to be live then still are.
4032 (init_resource_info): If a label starts a basic block, set its
4033 BLOCK_FOR_INSN accordingly.
4034 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
4036 2009-04-27 Richard Guenther <rguenther@suse.de>
4038 * tree-flow-inline.h (function_ann): Remove.
4039 (get_function_ann): Likewise.
4040 * tree-dfa.c (create_function_ann): Remove.
4041 * tree-flow.h (struct static_var_ann_d): Remove.
4042 (struct function_ann_d): Likewise.
4043 (union tree_ann_d): Remove fdecl member.
4044 (function_ann_t): Remove.
4045 (function_ann, get_function_ann, create_function_ann): Remove
4048 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
4050 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
4052 2009-04-27 Jan Hubicka <jh@suse.cz>
4054 * ipa-pure-const.c (struct funct_state_d): New fields
4055 state_previously_known, looping_previously_known; remove
4056 state_set_in_source.
4057 (analyze_function): Use new fields.
4058 (propagate): Avoid assumption that state_set_in_source imply
4061 * tree-ssa-loop-niter.c (finite_loop_p): New function.
4062 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
4063 * cfgloop.h (finite_loop_p): Declare.
4065 2009-04-26 Michael Matz <matz@suse.de>
4067 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
4069 2009-04-26 Michael Matz <matz@suse.de>
4071 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
4072 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
4073 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
4074 pass_mark_used_blocks): Remove.
4075 * tree-optimize.c (pass_free_datastructures,
4076 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
4077 * passes.c (init_optimization_passes): Don't call
4078 pass_mark_used_blocks, remove dead code.
4080 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
4082 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
4083 * tree-ssa-live.h (register_ssa_partition): Likewise.
4085 2009-04-26 Michael Matz <matz@suse.de>
4088 * builtins.c (fold_builtin_next_arg): Handle SSA names.
4089 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
4090 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
4092 (compare_pairs): Swap cost comparison.
4093 (coalesce_ssa_name): Don't use change_partition_var.
4094 * tree-nrv.c (struct nrv_data): Add modified member.
4095 (finalize_nrv_r): Set it.
4096 (tree_nrv): Use it to update statements.
4097 (pass_nrv): Require PROP_ssa.
4098 * tree-mudflap.c (mf_decl_cache_locals,
4099 mf_build_check_statement_for): Use make_rename_temp.
4100 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
4101 * alias.c (find_base_decl): Handle SSA names.
4102 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
4103 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
4104 * rtl.h (set_reg_attrs_for_parm): Declare.
4105 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
4106 to "optimized", remove unused locals at finish.
4107 (execute_free_datastructures): Make global, call
4108 delete_tree_cfg_annotations.
4109 (execute_free_cfg_annotations): Don't call
4110 delete_tree_cfg_annotations.
4112 * ssaexpand.h: New file.
4113 * expr.c (toplevel): Include ssaexpand.h.
4114 (expand_assignment): Handle SSA names the same as register variables.
4115 (expand_expr_real_1): Expand SSA names.
4116 * cfgexpand.c (toplevel): Include ssaexpand.h.
4117 (SA): New global variable.
4118 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
4119 (SSAVAR): New macro.
4120 (set_rtl): New helper function.
4121 (add_stack_var): Deal with SSA names, use set_rtl.
4122 (expand_one_stack_var_at): Likewise.
4123 (expand_one_stack_var): Deal with SSA names.
4124 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
4125 before unique numbers.
4126 (expand_stack_vars): Use set_rtl.
4127 (expand_one_var): Accept SSA names, add asserts for them, feed them
4128 to above subroutines.
4129 (expand_used_vars): Expand all partitions (without default defs),
4130 then only the local decls (ignoring those expanded already).
4131 (expand_gimple_cond): Remove edges when jumpif() expands an
4133 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
4134 or remove abnormal edges. Ignore insns setting the LHS of a TERed
4136 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
4137 members of SA; deal with PARM_DECL partitions here; expand
4138 all PHI nodes, free tree datastructures and SA. Commit instructions
4139 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
4140 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
4141 info and statements at start, collect garbage at finish.
4142 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
4143 (VAR_ANN_PARTITION) Remove.
4144 (change_partition_var): Don't declare.
4145 (partition_to_var): Always return SSA names.
4146 (var_to_partition): Only accept SSA names.
4147 (register_ssa_partition): Only check argument.
4148 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
4150 (delete_var_map): Don't free it.
4151 (var_union): Only accept SSA names, simplify.
4152 (partition_view_init): Mark only useful SSA names as used.
4153 (partition_view_fini): Only deal with SSA names.
4154 (change_partition_var): Remove.
4155 (dump_var_map): Use ssa_name instead of partition_to_var member.
4156 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
4158 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
4159 (struct _elim_graph): New member const_dests; nodes member vector of
4161 (set_location_for_edge): New static helper.
4162 (create_temp): Remove.
4163 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
4164 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
4165 (new_elim_graph): Allocate const_dests member.
4166 (clean_elim_graph): Truncate const_dests member.
4167 (delete_elim_graph): Free const_dests member.
4168 (elim_graph_size): Adapt to new type of nodes member.
4169 (elim_graph_add_node): Likewise.
4170 (eliminate_name): Likewise.
4171 (eliminate_build): Don't take basic block argument, deal only with
4172 partition numbers, not variables.
4173 (get_temp_reg): New static helper.
4174 (elim_create): Use it, deal with RTL temporaries instead of trees.
4175 (eliminate_phi): Adjust all calls to new signature.
4176 (assign_vars, replace_use_variable, replace_def_variable): Remove.
4177 (rewrite_trees): Only do checking.
4178 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
4179 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
4180 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
4181 contains_tree_r, MAX_STMTS_IN_LATCH,
4182 process_single_block_loop_latch, analyze_edges_for_bb,
4183 perform_edge_inserts): Remove.
4184 (expand_phi_nodes): New global function.
4185 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
4186 functions, initialize new parameter, remember partitions having a
4188 (finish_out_of_ssa): New global function.
4189 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
4190 don't reset in_ssa_p here, don't disable TER when mudflap.
4191 (pass_del_ssa): Remove.
4192 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
4194 (execute_free_datastructures): Declare.
4195 * Makefile.in (SSAEXPAND_H): New variable.
4196 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
4197 * basic-block.h (commit_one_edge_insertion): Declare.
4198 * passes.c (init_optimization_passes): Move pass_nrv and
4199 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
4200 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
4201 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
4202 (redirect_branch_edge): Deal with super block when expanding, split
4203 out jump patching itself into ...
4204 (patch_jump_insn): ... here, new static helper.
4206 2009-04-26 Michael Matz <matz@suse.de>
4208 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
4209 beyond num_ssa_names.
4210 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
4211 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
4213 2009-04-26 Jakub Jelinek <jakub@redhat.com>
4216 * fwprop.c (forward_propagate_asm): New function.
4217 (forward_propagate_and_simplify): Propagate also into __asm, if it
4218 doesn't increase the number of referenced registers.
4221 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
4223 2009-04-26 Jakub Jelinek <jakub@redhat.com>
4225 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
4226 note_nonlocal_vla_type for nonlocal VLAs.
4227 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
4228 contains_remapped_vars, remap_vla_decls): New functions.
4229 (convert_nonlocal_reference_stmt): If not optimizing, call
4230 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
4231 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
4232 if it wasn't found in var_map.
4233 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
4234 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
4235 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
4237 * gimplify.c (nonlocal_vlas): New variable.
4238 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
4240 (gimplify_body): Create and destroy nonlocal_vlas.
4242 * dwarf2out.c (loc_descr_plus_const): New function.
4243 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
4244 mem_loc_descriptor, loc_descriptor_from_tree_1,
4245 descr_info_loc, gen_variable_die): Use it.
4247 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
4248 !TREE_STATIC VAR_DECLs.
4249 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
4250 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
4251 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
4252 DECL_BY_REFERENCE is valid.
4253 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
4254 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
4255 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
4256 Copy DECL_BY_REFERENCE.
4257 (struct nesting_copy_body_data): New type.
4258 (nesting_copy_decl): New function.
4259 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
4260 if they have variable length.
4262 2009-04-26 Michael Matz <matz@suse.de>
4264 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
4265 mark new temporaries for renaming.
4267 2009-04-26 Joseph Myers <joseph@codesourcery.com>
4270 * c-decl.c (global_bindings_p): Return negative value.
4271 (c_variable_size): New. Based on variable_size from
4273 (grokdeclarator): Call c_variable_size not variable_size.
4275 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
4277 * config/i386/i386.c (print_operand) ['z']: Fix typo.
4279 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
4281 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
4282 Redefine it to just use mingw/include.
4283 (ASM_SPEC): Rules for -m32 and -m64.
4284 (LINK_SPEC): Use Likewise.
4285 (SPEC_32): New define.
4286 (SPEC_64): Likewise.
4287 (SUB_LINK_SPEC): Likewise.
4288 (MULTILIB_DEFAULTS): New define.
4289 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
4290 Add multilib options.
4291 (MULTILIB_DIRNAMES): Likewise.
4292 (MULTILIB_OSDIRNAMES): Likewise.
4294 (INSTALL_LIBGCC): Likewise.
4296 2009-04-26 Joseph Myers <joseph@codesourcery.com>
4299 * c-tree.h (enum c_inline_static_type): New.
4300 (record_inline_static): Declare.
4301 * c-decl.c (struct c_inline_static, c_inline_statics,
4302 record_inline_static, check_inline_statics): New.
4303 (pop_file_scope): Call check_inline_statics.
4304 (start_decl): Call record_inline_static instead of pedwarning
4305 directly for static in inline function.
4306 * c-typeck.c (build_external_ref): Call record_inline_static
4307 instead of pedwarning directly for static referenced in inline
4310 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
4312 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
4313 not new but only being rescanned.
4314 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
4315 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
4316 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
4317 record_set_info, compute_set, grealloc): Remove.
4318 (recompute_all_luids): New function.
4319 (gcse_main): Don't compute sets, and don't do related memory
4320 allocations/free-ing. If something changed before the end of the
4321 pass, update LUIDs using recompute_all_luids.
4322 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
4323 (free_gcse_mem): Don't free it either.
4324 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
4325 Use the df insn LUIDs.
4326 (load_killed_in_block): Likewise.
4327 (compute_hash_table_work): Don't compute reg_set_in_block.
4328 (compute_transp): Use DF_REG_DEF_CHAINs.
4329 (local_cprop_pass): Don't use compute_sets and related functions.
4330 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
4331 Use get_max_uid() instead of max_cuid.
4332 (insert_insn_end_basic_block, pre_insert_copy_insn,
4333 update_ld_motion_stores): Don't try to
4334 keep reg_set tables up to date.
4335 (pre_insert_copies): Use df insn LUIDs.
4336 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
4337 (reg_set_info): Don't use extra bitmap argument.
4338 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
4339 information to compute regs_set_in_block.
4340 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
4341 (bypass_jumps): Don't use compute_sets and friends.
4343 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4346 * opts.c (undocumented_msg): Do not leave blank even with
4349 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4351 * c-decl.c (build_enumerator): Allow values folding to integer
4352 constants but not integer constant expressions with a pedwarn if
4355 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4358 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
4359 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
4360 type is an integer constant.
4362 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
4365 * config/i386/i386.c (print_operand) ['z']: Revert handling of
4368 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4371 * c-decl.c (grokdeclarator): Diagnose declarations of functions
4372 with variably modified return type and no storage class
4373 specifiers, except for the case of nested functions. Distinguish
4374 extern declarations of functions with variably modified return
4375 types from those of objects with variably modified types.
4377 2009-04-25 Jan Hubicka <jh@suse.cz>
4379 * tree.c (list_equal_p): New function.
4380 * tree.h (list_equal_p): Declare.
4381 * coretypes.h (edge_def, edge, const_edge, basic_block_def
4382 basic_block_def, basic_block, const_basic_block): New.
4383 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
4384 (redirect_eh_edge): New function.
4385 (make_eh_edge_update_phi): EH edges are not abnormal.
4386 * except.c: Include tree-flow.h.
4387 (list_match): New function.
4388 (eh_region_replaceable_by_p): New function.
4389 (replace_region): New function.
4390 (hash_type_list): New function.
4391 (hash_eh_region): New function.
4392 (eh_regions_equal_p): New function.
4393 (merge_peers): New function.
4394 (remove_unreachable_regions): Verify EH tree when checking;
4396 (copy_eh_region_1): New function.
4397 (copy_eh_region): New function.
4398 (push_reachable_handler): New function.
4399 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
4400 regions without label but with live RESX.
4401 * except.h (redirect_eh_edge_to_label): New.
4402 * tree-flow.h (redirect_eh_edge): New.
4403 * coretypes.h (edge_def, edge, const_edge, basic_block_def
4404 basic_block_def, basic_block, const_basic_block): Remove.
4405 * Makefile.in (except.o): Add dependency on tree-flow.h
4406 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
4407 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
4410 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
4413 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
4414 on the destination of memcpy.
4416 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
4418 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
4419 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
4420 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
4422 2009-04-25 Jan Hubicka <jh@suse.cz>
4424 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
4425 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
4426 to be reached by different label than left.
4427 (update_eh_edges): Update comment; remove edge_to_remove if possible
4428 and return true if suceeded.
4429 (cleanup_empty_eh): Accept sharing map; handle shared regions.
4430 (cleanup_eh): Compute sharing map.
4431 * except.c (remove_eh_handler_and_replace): Add argument if we should
4433 (remove_unreachable_regions): Update for label sharing.
4434 (label_to_region_map): Likewise.
4435 (get_next_region_sharing_label): New function.
4436 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
4438 (remove_eh_handler): Update.
4439 (remove_eh_region_and_replace_by_outer_of): New function.
4440 * except.h (struct eh_region): Add next_region_sharing_label.
4441 (remove_eh_region_and_replace_by_outer_of,
4442 get_next_region_sharing_label): Declare.
4443 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
4445 2009-04-25 Jan Hubicka <jh@suse.cz>
4447 * tree-cfg.c (split_critical_edges): Split also edges where we can't
4448 insert code even if they are not critical.
4450 2009-04-25 Jan Hubicka <jh@suse.cz>
4452 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
4453 (gimple_can_remove_branch_p): EH edges won't remove branch by
4455 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
4456 updating of non-abnormal EH edges.
4457 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
4458 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
4459 (split_critical_edges): Split also edges where emitting code on them
4460 will lead to splitting later.
4462 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
4463 H.J. Lu <hongjiu.lu@intel.com>
4466 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
4467 the configured assembler supports fildq and fistpq mnemonics.
4468 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
4469 * configure: Regenerated.
4472 * config/i386/i386.c (print_operand): Handle 'Z'.
4473 ['z']: Remove handling of special fild/fist suffixes.
4474 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
4475 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
4476 suffix of fild insn.
4477 (*floatsi<mode>2_vector_mixed): Ditto.
4478 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
4479 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
4480 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4481 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
4482 * config/i386/gas.h (GAS_MNEMONICS): Remove.
4484 2009-04-25 Ben Elliston <bje@au.ibm.com>
4486 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
4487 the source of a set operation.
4489 2009-04-25 Anatoly Sokolov <aesok@post.ru>
4491 * target.h (struct gcc_target): Add case_values_threshold field.
4492 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
4493 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
4494 * targhooks.c (default_case_values_threshold): New function.
4495 * targhooks.h (default_case_values_threshold): Declare function.
4496 * stmt.c (expand_case): Use case_values_threshold target hook.
4497 * expr.h (case_values_threshold): Remove declartation.
4498 * expr.c (case_values_threshold): Remove function.
4499 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
4501 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
4502 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
4503 (avr_case_values_threshold): Declare as static.
4504 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
4506 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
4507 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
4508 (mn10300_case_values_threshold): New function.
4510 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
4512 * ira.c (setup_cover_and_important_classes): Add enum cast.
4514 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
4516 * genpreds.c (write_enum_constraint_num): Output definition of
4517 CONSTRAINT_NUM_DEFINED_P macro.
4518 * ira.c (setup_cover_and_important_classes): Use
4519 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
4521 2009-04-24 DJ Delorie <dj@redhat.com>
4523 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
4524 __SH2A_SINGLE_ONLY__ also.
4526 2009-04-24 Steve Ellcey <sje@cup.hp.com>
4528 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
4529 (movdf_internal): Ditto.
4530 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
4531 SFmode and DFmode constants.
4532 (ia64_print_operand): Add 'G' format for printing
4533 floating point constants.
4535 2009-04-24 Richard Guenther <rguenther@suse.de>
4537 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
4538 from unsigned additions.
4540 2009-04-24 Joseph Myers <joseph@codesourcery.com>
4542 * c-typeck.c (set_init_index): Allow array designators that are
4543 not integer constant expressions with a pedwarn if pedantic.
4545 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
4547 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
4548 zero if no overlap in nonzero bits between the operands.
4550 2009-04-24 Ian Lance Taylor <iant@google.com>
4552 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
4553 (record_dead_and_set_regs): Likewise.
4554 * df.h (struct df_mw_hardreg): Change flags field to int.
4555 (struct df_base_ref): Likewise.
4556 (struct df): Change changeable_flags field to int.
4557 * df-scan.c (df_defs_record): Change clobber_flags to int.
4558 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
4559 constants rather than #define macros.
4560 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
4561 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
4562 (enum dwarf_calling_convention): Likewise.
4563 (enum dwarf_line_number_x_ops): Likewise.
4564 (enum dwarf_call_frame_info): Likewise.
4565 (enum dwarf_source_language): Likewise.
4566 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
4567 (add_calling_convention_attribute): Likewise.
4568 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
4569 (combine_comparisons): Change compcode to int. Add cast to enum type.
4570 * genrecog.c (maybe_both_true_2): Change c to int.
4571 (write_switch): Likewise. Add cast to enum type.
4572 * gimplify.c (gimplify_omp_for): Handle return values from
4573 gimplify_expr using MIN rather than bitwise or.
4574 (gimplify_expr): Add cast to enum type.
4575 * ipa-prop.c (update_jump_functions_after_inlining): Change
4576 IPA_BOTTOM to IPA_JF_UNKNOWN.
4577 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
4578 Add casts to enum type.
4579 (setup_cover_and_important_classes): Change cl to int. Add casts
4581 (setup_class_translate): Change cl and mode to int.
4582 (ira_init_once): Change mode to int.
4583 (free_register_move_costs): Likewise.
4584 (setup_prohibited_mode_move_regs): Add casts to enum type.
4585 * langhooks.c (add_builtin_function_common): Rework assertion that
4586 value fits bitfield.
4587 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
4588 * omega.c (omega_do_elimination): Avoid math on enum types.
4589 * optabs.c (expand_vec_shift_expr): Remove casts to int.
4590 * opts.c (set_debug_level): Change 2 to enum constant. Use new
4591 int local to handle integral_argment value.
4592 * regmove.c (try_auto_increment): Change PUT_MODE to
4594 * reload.c (push_secondary_reload): Add casts to enum type.
4595 (secondary_reload_class, find_valid_class): Likewise.
4596 * reload1.c (emit_input_reload_insns): Likewise.
4597 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
4598 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
4599 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
4601 * tree.c (build_common_builtin_nodes): Add casts to enum type.
4602 * tree-complex.c (complex_lattice_t): Typedef to int rather than
4604 (expand_complex_libcall): Add casts to enum type.
4605 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
4606 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
4607 with ERROR_MARK, not NUM_TREE_CODES.
4608 (vect_create_epilog_for_reduction): Likewise.
4609 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
4610 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
4611 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
4613 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
4614 vect_unused_in_loop. Change 0 to loop_vect.
4615 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
4616 * var-tracking.c (get_init_value): Change return type to enum
4618 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
4619 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
4621 (arm_override_options): Add casts to enum type.
4622 (arm_emit_tls_decoration): Likewise.
4623 * config/i386/i386.c (ix86_function_specific_restore): Add casts
4625 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
4626 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
4627 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
4629 * config/s390/s390.c (code_for_builtin_64): Change to array of
4631 (code_for_builtin_31): Likewise.
4632 (s390_expand_builtin): Change code_for_builtin to enum insn_code
4634 * config/sparc/sparc.c (sparc_override_options): Change value
4635 field in struct code_model to enum cmodel. In initializer change
4636 0 to NULL and add cast to enum type.
4638 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
4639 Change all callers. Issue a -Wc++-compat warning using
4640 lhs_origtype if necessary.
4641 (convert_for_assignment): Issue -Wc++-compat warnings about
4642 invalid conversions to enum type on assignment.
4643 * c-common.h (build_modify_expr): Update declaration.
4645 2009-04-24 Nick Clifton <nickc@redhat.com>
4647 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
4648 (function_arg_advance): Likewise.
4649 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
4652 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
4654 * config/s390/constraints.md ('I', 'J'): Fix condition.
4656 2009-04-24 Diego Novillo <dnovillo@google.com>
4658 * gengtype-parse.c (parse_error): Add newline after message.
4660 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
4662 * config/i386/sse.md (avxmodesuffixs): Removed.
4663 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
4664 (*avx_pinsr<ssevecsize>): This.
4666 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
4668 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
4669 follow chains of regs with a single definition, and allow expressions
4670 that are function_invariant_p.
4671 (simple_rhs_p): Allow expressions that are function_invariant_p.
4673 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
4676 * fold-const.c (fold_cond_expr_with_comparison): When folding
4677 > and >= to MAX, make sure the MAX uses the same type as the
4678 comparison's operands.
4680 2009-04-24 Nick Clifton <nickc@redhat.com>
4682 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
4683 addressing for DImode accesses.
4684 (frv_print_operand_address): Handle PLUS case.
4685 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
4687 2009-04-24 Jakub Jelinek <jakub@redhat.com>
4689 PR rtl-optimization/39794
4690 * alias.c (canon_true_dependence): Add x_addr argument.
4691 * rtl.h (canon_true_dependence): Adjust prototype.
4692 * cse.c (check_dependence): Adjust canon_true_dependence callers.
4693 * cselib.c (cselib_invalidate_mem): Likewise.
4694 * gcse.c (compute_transp): Likewise.
4695 * dse.c (scan_reads_nospill): Likewise.
4696 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
4697 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
4698 canon_base_addr of the group, plus optional offset.
4699 (struct group_info): Rename canon_base_mem to
4701 (get_group_info): Set canon_base_addr to canon_rtx of base, not
4702 canon_rtx of base_mem.
4704 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
4706 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
4707 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
4709 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4711 * config/spu/spu-builtins.h: Delete file.
4713 * config/spu/spu.h (enum spu_builtin_type): Move here from
4715 (struct spu_builtin_description): Likewise. Add GTY marker.
4716 Do not use enum spu_function_code or enum insn_code.
4717 (spu_builtins): Add extern declaration.
4719 * config/spu/spu.c: Do not include "spu-builtins.h".
4720 (enum spu_function_code, enum spu_builtin_type_index,
4721 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
4722 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
4723 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
4724 unsigned_V2DI_type_node): Move here from spu-builtins.h.
4725 (spu_builtin_types): Make static. Add GTY marker.
4726 (spu_builtins): Add extern declaration with GTY marker.
4729 * config/spu/spu-c.c: Do not include "spu-builtins.h".
4730 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
4731 Check programmatically whether all parameters are scalar.
4733 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
4735 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
4737 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
4738 assignment from the constructor either if the target is volatile.
4740 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
4742 * config/arm/arm.md (insv): Do not share operands[0].
4744 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
4746 * config/vxlib-tls.c (active_tls_threads): Delete.
4747 (delete_hook_installed): New.
4748 (tls_delete_hook): Don't delete the delete hook.
4749 (tls_destructor): Delete it here.
4750 (__gthread_set_specific): Adjust installing the delete hook.
4751 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
4752 __gthread_leave_tsd_dtor_context.
4754 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
4756 * c-format.c (gcc_tdiag_char_table): Add support for %E.
4758 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
4760 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
4762 (alpha_rtx_costs): Ditto.
4763 (emit_unlikely_jump): Use add_reg_note.
4764 (emit_frame_store_1): Ditto.
4765 (alpha_expand_prologue): Ditto.
4766 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
4767 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
4769 2009-04-23 Nick Clifton <nickc@redhat.com>
4771 * config/v850/v850.md (epilogue): Remove suppressed code.
4772 (return): Rename to return_simple and remove test of frame size.
4773 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
4774 to gen_return_simple.
4776 2009-04-22 Jing Yu <jingyu@google.com>
4779 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
4781 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4784 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
4785 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
4786 value is a VECTOR_CST, the element type is the element type of the
4789 2009-04-22 DJ Delorie <dj@redhat.com>
4791 * config/m32c/m32c.h: Update GTY annotations to new syntax.
4793 2009-04-22 Jakub Jelinek <jakub@redhat.com>
4795 * alias.c (find_base_term): Move around LO_SUM case, so that
4796 CONST falls through into PLUS/MINUS handling.
4799 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
4800 into 0, use omit_one_operand.
4802 2009-04-23 Ben Elliston <bje@au.ibm.com>
4804 * config/rs6000/linux-unwind.h (get_regs): Remove type
4805 puns. Change the type of `pc' to an array of unsigned ints and
4806 update all users. Constify frame24.
4808 2009-04-22 DJ Delorie <dj@redhat.com>
4810 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
4811 declarations before code.
4812 (current_function_special_page_vector): Likewise.
4813 (m32c_expand_insv): Silence a warning.
4815 2009-04-21 Taras Glek <tglek@mozilla.com>
4817 * alias.c: Update GTY annotations to new syntax.
4818 * basic-block.h: Likewise.
4819 * bitmap.h: Likewise.
4820 * c-common.h: Likewise.
4821 * c-decl.c: Likewise.
4822 * c-parser.c: Likewise.
4823 * c-pragma.c: Likewise.
4824 * c-tree.h: Likewise.
4825 * cfgloop.h: Likewise.
4826 * cgraph.h: Likewise.
4827 * config/alpha/alpha.c: Likewise.
4828 * config/arm/arm.h: Likewise.
4829 * config/avr/avr.h: Likewise.
4830 * config/bfin/bfin.c: Likewise.
4831 * config/cris/cris.c: Likewise.
4832 * config/darwin.c: Likewise.
4833 * config/frv/frv.c: Likewise.
4834 * config/i386/i386.c: Likewise.
4835 * config/i386/i386.h: Likewise.
4836 * config/i386/winnt.c: Likewise.
4837 * config/ia64/ia64.h: Likewise.
4838 * config/iq2000/iq2000.c: Likewise.
4839 * config/mips/mips.c: Likewise.
4840 * config/mmix/mmix.h: Likewise.
4841 * config/pa/pa.c: Likewise.
4842 * config/pa/pa.h: Likewise.
4843 * config/rs6000/rs6000.c: Likewise.
4844 * config/s390/s390.c: Likewise.
4845 * config/sparc/sparc.c: Likewise.
4846 * config/xtensa/xtensa.c: Likewise.
4847 * cselib.h: Likewise.
4848 * dbxout.c: Likewise.
4849 * dwarf2out.c: Likewise.
4850 * except.c: Likewise.
4851 * except.h: Likewise.
4852 * fixed-value.h: Likewise.
4853 * function.c: Likewise.
4854 * function.h: Likewise.
4855 * gimple.h: Likewise.
4856 * integrate.c: Likewise.
4857 * optabs.c: Likewise.
4858 * output.h: Likewise.
4861 * stringpool.c: Likewise.
4862 * tree-data-ref.c: Likewise.
4863 * tree-flow.h: Likewise.
4864 * tree-scalar-evolution.c: Likewise.
4865 * tree-ssa-address.c: Likewise.
4866 * tree-ssa-alias.h: Likewise.
4867 * tree-ssa-operands.h: Likewise.
4870 * varasm.c: Likewise.
4871 * varray.h: Likewise.
4873 * coretypes.h: Do not define GTY macro if it is already defined.
4874 * doc/gty.texi: Update GTY documentation to new syntax.
4875 * gengtype-lex.l: Enforce attribute-like syntax for GTY
4876 annotations on structs.
4877 * gengtype-parse.c: Likewise.
4879 2009-04-22 Mark Heffernan <meheff@google.com>
4881 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
4883 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
4885 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
4888 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
4890 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
4891 the same as a PLUS without a shift. Increase the cost of a
4894 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4896 * Makefile.in: Update dependencies.
4897 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
4898 * errors.h: Remove bogus comment about compatibility.
4899 (warning): Update declaration.
4900 * genautomata.c: Update all calls to warning.
4901 * gimple.c: Do not include errors.h. Include toplev.h.
4902 * tree-ssa-structalias.c: Do not include errors.h.
4903 * omega.c: Likewise.
4904 * tree-ssa-reassoc.c: Likewise.
4905 * config/spu/spu-c.c: Likewise.
4906 * config/spu/t-spu-elf: Update dependencies.
4908 2009-04-22 Richard Guenther <rguenther@suse.de>
4910 PR tree-optimization/39824
4911 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
4912 make sure the types are compatible.
4914 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4917 * c-common.c (c_parse_error): Take a token_flags parameter.
4918 Use token_type for the token type instead.
4919 Pass token_flags to cpp_type2name.
4920 * c-common.h (c_parse_error): Update declaration.
4921 * c-parser.c (c_parser_error): Pass 0 as token flags.
4923 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
4925 PR rtl-optimization/39580
4926 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
4928 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4930 * function.c (expand_function_end): Do not emit a jump to the "naked"
4931 return label for fall-through returns.
4932 * except.c (sjlj_emit_function_exit): Always place the call to the
4933 unregister function at the location installed by expand_function_end.
4935 2009-04-22 Richard Guenther <rguenther@suse.de>
4937 PR tree-optimization/39845
4938 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
4939 (gen_inbound_check): Likewise.
4941 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
4943 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
4945 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
4946 * config/vxlib.c (__gthread_once): Add race guard for PPC.
4948 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
4950 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
4951 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
4952 shift counts to avoid out-of-bounds array accesses.
4954 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
4956 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
4957 (Pmode): Move above.
4959 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
4961 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
4962 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
4963 GET_CODE macro. Use IN_RANGE macro where appropriate.
4964 * config/alpha/alpha.h: Ditto.
4965 * config/alpha/alpha.md: Ditto.
4966 * config/alpha/constraints.md: Ditto.
4967 * config/alpha/predicates.md: Ditto.
4969 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
4971 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
4972 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4973 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4974 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4975 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4976 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4977 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4978 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4979 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4980 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4981 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4982 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4983 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4984 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4985 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4986 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4987 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4988 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4989 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4990 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4991 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4992 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4993 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4994 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4995 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4996 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4997 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4999 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5001 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
5002 references from comments.
5003 * cfgbuild.c: (count_basic_blocks): Delete.
5004 (find_basic_blocks_1): Delete.
5005 (find_basic_blocks): Delete.
5006 * except.c (finish_eh_generation): Make static. Move comment from
5007 except.h here. Remove find_basic_blocks references from comments.
5008 * except.h (finish_eh_generation): Delete.
5009 * basic-block.h (find_basic_blocks): Delete.
5010 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
5012 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
5014 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
5015 (sdbout_parms): Likewise.
5017 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5019 * config/sh/sh.c (prepare_cbranch_operands): Use
5020 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
5021 (expand_cbranchdi4): Likewise.
5022 (from_compare): Add cast to enum type.
5023 (expand_cbranchsi4): Use add_reg_note.
5024 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
5025 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
5026 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
5027 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5028 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
5029 instead of CODE_FOR_nothing.
5030 (cbranchdi4): Likewise. Fix the order of arguments for
5032 (push_fpscr): Use add_reg_note.
5033 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
5034 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
5036 2009-04-21 Joseph Myers <joseph@codesourcery.com>
5038 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
5039 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
5040 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
5041 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
5042 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
5043 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
5044 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
5045 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
5046 config/alpha/x-vms, config/arc/t-arc,
5047 config/arm/README-interworking, config/arm/arm-c.c,
5048 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
5049 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
5050 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
5051 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
5052 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
5053 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
5054 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
5055 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
5056 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
5057 config/cris/t-elfmulti, config/crx/t-crx,
5058 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
5059 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
5060 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
5061 config/h8300/t-h8300, config/i386/athlon.md,
5062 config/i386/darwin-libgcc.10.4.ver,
5063 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
5064 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
5065 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
5066 config/i386/t-linux64, config/i386/t-nwld,
5067 config/i386/t-rtems-i386, config/i386/t-sol2-10,
5068 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
5069 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
5070 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
5071 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
5072 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
5073 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
5074 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
5075 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
5076 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
5077 config/m68k/t-uclinux, config/mcore/t-mcore,
5078 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
5079 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
5080 config/mips/crtn.asm, config/mips/irix-crti.asm,
5081 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
5082 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
5083 config/mips/mips-fixed.md, config/mips/sb1.md,
5084 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
5085 config/mips/t-iris6, config/mips/t-isa3264,
5086 config/mips/t-libgcc-mips16, config/mips/t-linux64,
5087 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
5088 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
5089 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
5090 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
5091 config/mn10300/t-linux, config/mn10300/t-mn10300,
5092 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
5093 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
5094 config/picochip/libgccExtras/clzsi2.asm,
5095 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
5096 config/rs6000/darwin-libgcc.10.4.ver,
5097 config/rs6000/darwin-libgcc.10.5.ver,
5098 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
5099 config/rs6000/t-aix43, config/rs6000/t-aix52,
5100 config/rs6000/t-darwin, config/rs6000/t-fprules,
5101 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
5102 config/rs6000/t-lynx, config/rs6000/t-netbsd,
5103 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
5104 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
5105 config/rs6000/t-rtems, config/rs6000/t-spe,
5106 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
5107 config/score/t-score-elf, config/sh/divcost-analysis,
5108 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
5109 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
5110 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
5111 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
5112 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
5113 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
5114 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
5115 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
5116 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
5117 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
5118 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
5119 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
5120 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
5121 limitx.h, version.c, xcoff.h: Add copyright and license notices.
5122 * config/h8300/genmova.sh: Include copyright and license notices
5123 in generated output.
5124 * config/h8300/mova.md: Regenerate.
5125 * doc/install.texi2html: Include word "Copyright" in copyright
5126 notice and use name "Free Software Foundation, Inc.".
5127 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
5128 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
5129 ChangeLog-2007, ChangeLog-2008: Correct dates.
5131 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
5133 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
5134 NE_EXPR operations as well.
5135 * c-parser.c (c_parser_condition): Do not set location information on
5137 (c_parser_conditional_expression): Likewise.
5138 (c_parser_binary_expression): Set location information on operators.
5139 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
5140 TRUTH_NOT_EXPR has been folded.
5141 * fold-const.c (fold_truth_not_expr): Copy location information from
5142 the incoming expression to the outgoing one.
5143 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
5144 recursive calls on the LHS of the operator but pass that of the
5145 operator to recursive calls on the RHS of the operator. Set it
5147 (shortcut_cond_expr): Set the locus of the operator on the second
5148 COND_EXPR and that of the expression on the first in degenerate cases.
5149 Pass the locus of the expression to calls to shortcut_cond_r.
5150 Set the locus of the 'then' block on the associated jump, if any.
5151 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
5152 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
5153 expression to call to gimplify_boolean_expr.
5155 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
5157 * config.gcc: Add additional configuration for
5158 i686-w64-mingw* and x86_64-w64-mingw* triplet.
5159 * config/i386/mingw-w64.h: New mingw-w64 specific header.
5160 (CPP_SPEC): Redefine for allowing -municode option.
5161 (STARTFILE_SPEC): Likewise.
5162 * config/i386/t-mingw-w64: New.
5163 * config/i386/mingw-w64.opt: New.
5164 (municode): Add new target option.
5165 * doc/invoke.texi (municode): Add documentation for new option.
5167 2009-04-21 Ian Lance Taylor <iant@google.com>
5169 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5170 Correct test for number of arguments.
5171 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
5173 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
5175 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
5176 argument of emit_library_call.
5178 2009-04-21 Richard Guenther <rguenther@suse.de>
5181 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
5182 inside VIEW_CONVERT_EXPRs.
5184 2009-04-21 Martin Jambor <mjambor@suse.cz>
5186 * tree-switch-conversion.c (build_constructors): Split a long line.
5187 (constructor_contains_same_values_p): New function.
5188 (build_one_array): Create assigns of constants if possible, do not
5189 call mark_sym_for_renaming, call update_stmt.
5190 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
5191 make_rename_temp. Do not call mark_symbols_for_renaming, call
5193 (gen_def_assigns): Do not call mark_symbols_for_renaming or
5194 find_new_referenced_vars, call update_stmt.
5195 (gen_inbound_check): Use create_tmp_var and create ssa names manually
5196 instead of calling make_rename_temp. Do not call
5197 find_new_referenced_vars or mark_symbols_for_renaming, call
5200 2009-04-21 Richard Guenther <rguenther@suse.de>
5202 PR tree-optimization/39827
5203 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
5204 (tree_ssa_phiprop): Pass the correct array size.
5206 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
5208 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
5210 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
5213 * c-typeck.c (lvalue_p): Move declaration ...
5214 * c-common.h (lvalue_p): ... to here.
5215 * c-common.c (candidate_equal_p): New.
5216 (add_tlist): Use it.
5217 (merge_tlist): Use it.
5218 (warn_for_collisions_1): Likewise.
5219 (warning_candidate_p): Accept more candidates.
5220 (verify_tree): A warning candidate can be an expression. Use
5223 2009-04-21 Ben Elliston <bje@au.ibm.com>
5226 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
5227 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
5228 options. Remove -mcall-solaris documentation.
5230 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5233 * doc/invoke.texi (-Wlong-long): Update description.
5234 * c-lex (interpret_integer): Only warn if there was no previous
5235 overflow and -Wlong-long is enabled.
5236 * c-decl.c (declspecs_add_type): Drop redundant flags.
5237 * c.opt (Wlong-long): Init to -1.
5238 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
5239 and front-end warn_long_long. Wlong-long only depends on other
5240 flags if it is uninitialized.
5241 * c-parser.c (disable_extension_diagnostics): warn_long_long is
5242 the same for CPP and FE.
5243 (restore_extension_diagnostics): Likewise.
5245 2009-04-20 Ian Lance Taylor <iant@google.com>
5247 Fix enum conversions which are invalid in C++:
5248 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
5249 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
5250 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
5251 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
5252 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
5253 (dbxout_parms): Likewise.
5254 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
5255 (df_clear_flags): Likewise.
5256 * df-problems.c (df_rd_bb_local_compute_process_def): Change
5257 top_flag parameter to int.
5258 (df_chain_create_bb_process_use): Likewise.
5259 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
5261 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
5262 (df_ref_create_structure, df_def_record_1): Likewise.
5263 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
5264 (df_notes_rescan): Change 0 to VOIDmode in function call.
5265 (df_get_call_refs, df_insn_refs_collect): Likewise.
5266 (df_bb_regs_collect): Likewise.
5267 (df_entry_block_defs_collect): Likewise.
5268 (df_exit_block_uses_collect): Likewise.
5269 * df.h: Update declarations.
5270 * double-int.c (double_int_divmod): Add cast to enum type.
5271 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
5272 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
5273 (based_loc_descr): Likewise.
5274 (loc_descriptor_from_tree_1): Change first_op and second_op to
5275 enum dwarf_location_atom. Add cast to enum type.
5276 * expmed.c (init_expmed): Change 0 to SET in function call.
5277 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
5278 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
5279 (do_store_flag): Likewise.
5280 * fixed-value.h (struct fixed_value): Change mode to enum
5282 * function.c (assign_parms): Change 0 to VOIDmode in function call.
5283 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
5285 (insert_insn_decl, insert_decl, insert_state): Likewise.
5286 (automata_list_finish): Likewise.
5287 * genrecog.c (process_define_predicate): Add cast to enum type.
5288 * gensupport.c (init_predicate_table): Add cast to enum type.
5289 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
5291 (gimple_build_call_1, gimple_build_label): Likewise.
5292 (gimple_build_goto, gimple_build_asm_1): Likewise.
5293 (gimple_build_switch_1, gimple_build_cdt): Likewise.
5294 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
5295 (enum fallback): Rename from enum fallback_t.
5296 (fallback_t): Typedef as int.
5297 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
5298 GSI_SAME_STMT in function call.
5299 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
5301 (setup_reg_class_relations): Likewise.
5302 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
5303 (setup_prohibited_class_mode_regs): Add cast to enum type.
5304 (setup_prohibited_mode_move_regs): Likewise.
5305 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
5306 (record_address_regs): Change i to enum reg_class.
5307 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
5308 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
5309 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
5310 (GET_MODE_2XWIDER_MODE): Likewise.
5311 (GET_CLASS_NARROWEST_MODE): Likewise.
5312 * omp-low.c (expand_omp_for): Add cast to enum type.
5313 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
5314 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
5315 * postreload.c (reload_cse_simplify_operands): Change rclass local
5317 * predict.c (combine_predictions_for_insn): Change best_predictor
5318 and predictor to enum br_predictor.
5319 (combine_predictions_for_bb): Likewise.
5320 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
5321 use SET_PREDICT_EXPR_OUTCOME.
5322 * real.c (real_arithmetic): Change icode to code in function call.
5323 * reginfo.c (init_move_cost): Add casts to enum type.
5324 (init_reg_sets_1, init_fake_stack_mems): Likewise.
5325 * regmove.c (regclass_compatible_p): Change class0 and class1 to
5327 * reload.c (find_valid_class): Add casts to enum type.
5328 (push_reload): Change 0 to NO_REGS in function call.
5329 (find_reloads): Change this_alternative to array of enum
5330 reg_class. Remove some now-unnecessary casts.
5331 (make_memloc): Change 0 to VOIDmode in function call.
5332 * reload1.c (reload): Change 0 to VOIDmode in function call.
5333 (eliminate_regs_1, elimination_effects): Likewise.
5334 (eliminate_regs_in_insn): Likewise.
5335 (emit_input_reload_insns): Add cast to enum type.
5336 (delete_output_reload): Change 0 to VOIDmode in function call.
5337 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
5338 to enum type in function call.
5339 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
5340 (SET_PREDICT_EXPR_OUTCOME): Define.
5341 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
5342 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
5343 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
5344 (dump_function): Likewise.
5345 * tree-dump.h: Update declarations.
5346 * tree-pass.h: Update declarations.
5347 * varasm.c (assemble_integer): Change mclass to enum mode_class.
5348 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
5350 (arm_rtx_costs_1): Correct parenthesization.
5351 (arm_rtx_costs): Add casts to enum type.
5352 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
5353 (vfp_emit_fstmd): Use add_rg_note.
5354 (emit_multi_reg_push, emit_sfm): Likewise.
5355 (thumb_set_frame_pointer): Likewise.
5356 (arm_expand_prologue): Likewise.
5357 (arm_regno_class): Change return type to enum reg_class.
5358 (thumb1_expand_prologue): Use add_reg_note.
5359 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
5360 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
5362 * config/arm/gentune.sh: Add cast to enum type.
5363 * config/arm/arm-tune.md: Rebuild.
5364 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
5365 (ix86_split_fp_branch, predict_jump): Likewise.
5366 (ix86_expand_multi_arg_builtin): Change sub_code from enum
5367 insn_code to enum rtx_code.
5368 (ix86_builtin_vectorized_function): Add cast to enum type.
5369 * config/i386/i386.md (truncdfsf2): Change slot to enum
5371 (truncxf<mode>2, isinf<mode>2): Likewise.
5372 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
5374 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
5375 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
5376 (insert_bundle_state): Change 1 to INSERT in function call.
5377 (ia64_add_bundle_selector_before): Likewise.
5378 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
5379 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
5380 (restore_stack_nonlocal): Likewise.
5381 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
5383 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
5385 (mips_rtx_costs): Likewise.
5386 (mips_override_options): Add casts to enum type.
5387 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
5389 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
5390 (store_reg, set_reg_plus_d): Likewise.
5391 (hppa_expand_prologue, hppa_profile_hook): Likewise.
5392 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5394 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
5396 (emit_unlikely_jump): Use add_reg_note.
5397 (rs6000_emit_allocate_stack): Likewise.
5398 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
5399 (output_toc): Change 1 to INSERT in function call.
5400 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
5401 (rs6000_initialize_trampoline): Likewise.
5402 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
5404 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
5405 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
5406 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
5407 (save_gprs): Use add_reg_note.
5408 (s390_emit_prologue): Likewise.
5409 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5410 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
5411 (sparc_fold_builtin): Add cast to enum type.
5412 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
5414 (spu_expand_prologue): Use add_reg_note.
5415 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
5417 2009-04-20 Ian Lance Taylor <iant@google.com>
5419 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
5420 (c_parser_postfix_expression_after_primary): Get VEC for list of
5421 arguments. Get original types of arguments. Call
5422 build_function_call_vec.
5423 (cached_expr_list_1, cached_expr_list_2): New static variables.
5424 (c_parser_expr_list): Change return type to VEC *. Add
5425 p_orig_types parameter. Change all callers.
5426 (c_parser_release_expr): New static function.
5427 (c_parser_vec_to_tree_list): New static function.
5428 * c-typeck.c (build_function_call): Rewrite to build a VEC and
5429 call build_function_call_vec.
5430 (build_function_call_vec): New function, based on old
5431 build_function_call.
5432 (convert_arguments): Remove nargs and argarray parameters. Change
5433 values to a VEC. Add origtypes parameter.
5434 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
5435 (convert_for_assignment): Add origtype parameter. Change all
5436 callers. If warn_cxx_compat, check for conversion to an enum
5437 type when calling a function.
5438 (store_init_value): Add origtype parameter. Change all callers.
5439 (digest_init): Likewise.
5440 (struct init_node): Add origtype field.
5441 (add_pending_init): Add origtype parameter. Change all callers.
5442 (output_init_element): Likewise.
5443 (output_pending_init_elements): Pass origtype from init_node to
5444 output_init_element.
5445 (process_init_element): Pass origtype from c_expr to
5446 output_init_element.
5447 (c_finish_return): Add origtype parameter. Change all callers.
5448 * c-common.c (sync_resolve_size): Change params to VEC *. Change
5450 (sync_resolve_params): Likewise.
5451 (sync_resolve_return): Change params to first_param. Change caller.
5452 (resolve_overloaded_builtins): Change params to VEC *. Change
5453 callers. Save first parameter around call to build_function_call_vec.
5454 * c-decl.c (finish_decl): Add origtype parameter. Change all
5455 callers. Call build_function_call_vec rather than
5456 build_function_call for cleanup.
5457 * c-tree.h: Update declarations.
5458 * c-common.h: Update declarations.
5459 * stub-objc.c (objc_rewrite_function_call): Change parameter from
5460 params to first_param.
5461 * target.h (struct gcc_target): Change resolve_overloaded_builtin
5462 params parameter from tree to void *.
5463 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5464 Change arglist parameter to have type void *, and to be a pointer
5466 * config/rs6000/rs6000-protos.h
5467 (altivec_resolve_overloaded_builtin): Update declaration.
5468 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
5469 fnargs parameter to have type void *, and to be a pointer to a
5470 VEC. Call build_function_call_vec instead of
5471 build_function_call.
5472 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
5474 2009-04-20 Joey Ye <joey.ye@intel.com>
5475 Xuepeng Guo <xuepeng.guo@intel.com>
5476 H.J. Lu <hongjiu.lu@intel.com>
5478 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
5480 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
5481 (IX86_LEA_PRIORITY): Likewise.
5482 (distance_non_agu_define): New function.
5483 (distance_agu_use): Likewise.
5484 (ix86_lea_for_add_ok): Likewise.
5485 (ix86_dep_by_shift_count): Likewise.
5487 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
5488 should split for LEA.
5490 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
5492 (ix86_dep_by_shift_count): Likewise.
5494 2009-04-20 Richard Guenther <rguenther@suse.de>
5496 * expr.c (handled_component_p): Move ...
5497 * tree.h (handled_component_p): ... here.
5498 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
5499 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
5500 and REALPART_EXPR to be in one group.
5502 2009-04-20 Richard Guenther <rguenther@suse.de>
5504 * basic-block.h (get_all_dominated_blocks): Declare.
5505 * dominance.c (get_all_dominated_blocks): New function.
5506 * tree-cfg.c (get_all_dominated_blocks): Remove.
5507 (remove_edge_and_dominated_blocks): Adjust.
5508 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
5509 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
5510 instead of recursing.
5512 2009-04-20 Doug Kwan <dougkwan@google.com>
5514 * cgraph.h (cgraph_node_ptr): New type for vector functions.
5515 (struct cgraph_node_set_def): New type.
5516 (cgraph_node_set) New type. Also declare vector functions.
5517 (struct cgraph_node_set_element_def): New type.
5518 (cgraph_node_set_element): Ditto.
5519 (cgraph_node_set_iterator): New iterator type.
5520 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
5521 cgraph_node_set_remove, dump_cgraph_node_set,
5522 debug_cgraph_node_set): New prototypes.
5523 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
5524 cgraph_node_set_size): New inlines.
5525 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
5527 (struct ipa_opt_pass): Add struct cgraph_node_set_def
5528 argument to function 'write_summary'.
5529 * ipa.c: Include ggc.h.
5530 (hash_cgraph_node_set_element,
5531 eq_cgraph_node_set_element, cgraph_node_set_new,
5532 cgraph_node_set_add, cgraph_node_set_remove,
5533 cgraph_node_set_find, dump_cgraph_node_set,
5534 debug_cgraph_node_set): New functions.
5535 * Makefile.in (ipa.o): Add dependency on GGC_H.
5537 2009-04-20 Ira Rosen <irar@il.ibm.com>
5539 PR tree-optimization/39675
5540 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
5541 check of the return code of vect_schedule_slp. Check that
5542 stmt_vec_info still exists for the statement, before checking its
5545 2009-04-20 Michael Matz <matz@suse.de>
5547 * Makefile.in (generated_files): Take out $(simple_generated_c).
5549 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
5551 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
5552 (UINTPTR_TYPE): Likewise.
5554 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5557 * c-typeck.c (digest_init): Check for initializing an array with a
5560 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5563 * c-semantics.c (pop_stmt_list): Propagate
5564 STATEMENT_LIST_HAS_LABEL to parent statement list.
5566 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
5568 * config/mips/mips.h (mips_tune_attr): New macro.
5569 * config/mips/mips.md (cpu): Use it.
5571 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5574 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
5577 2009-04-19 Diego Novillo <dnovillo@google.com>
5579 * toplev.c (compile_file): Move call to coverage_finish ...
5580 * cgraphunit.c (ipa_passes): ... here.
5581 Call cgraph_process_new_functions.
5582 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
5583 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
5585 2009-04-19 Jan Hubicka <jh@suse.cz>
5587 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
5589 (dump_cgraph_node): Dump can throw external flag.
5590 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
5592 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5596 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
5597 * common.opt (Wlogical-op): Move from here...
5598 * c.opt (Wlogical-op): ... to here.
5599 * c-typeck.c (parser_build_binary_op): Update call to
5600 warn_logical_operator.
5601 * c-opts.c (c_common_post_options): Enable warn_logical_op with
5603 * c-common.c (warn_logical_op): Update.
5604 * c-common.h (warn_logical_op): Update declaration.
5606 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
5608 * tree.c (protected_set_expr_location): Fix formatting.
5610 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5613 * c-typeck.c (readonly_warning): new.
5614 (build_unary_op, build_modify_expr): Use readonly_warning for
5615 storing into something readonly but not const-qualified.
5617 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5620 * c-typeck.c (build_unary_op): Check for taking address of
5621 expression of type void.
5623 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5626 * c-typeck.c (build_function_call): Check for calling a function
5627 with qualified void return types. Call require_complete_type when
5630 2009-04-18 Jan Hubicka <jh@suse.cz>
5632 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
5634 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
5635 can_throw_external flag.
5636 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
5637 * ipa-pure-const.c (ignore_edge): New function.
5638 (propagate): Compute order for NOTHROW computation; set NOTHROWs
5639 only over can_throw_external edges.
5640 (local_pure_const): Add nothrow flag.
5641 * ipa-utils.c (searchc): Add ignore_edge callback.
5642 (ipa_utils_reduced_inorder): Add ignore_edge callback.
5643 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
5644 (set_nothrow_function_flags): Update cgraph.
5645 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
5647 2009-04-18 Richard Guenther <rguenther@suse.de>
5650 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
5651 (fold_stmt): ... this and ...
5652 (fold_stmt_inplace): ... this.
5653 (fold_stmt_1): Fold references in calls and asms.
5654 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
5656 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5658 * tree-vrp.c (ssa_name_nonzero_p): Remove.
5659 * tree.h: Remove the prototype for ssa_name_nonzero_p.
5661 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5663 * tree.c (function_args_count): Remove.
5664 * tree.h: Remove the prototype for function_args_count.
5666 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5668 * tree-iterator.c (expr_only): Remove.
5669 * tree.h: Remove the prototype for expr_only.
5671 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5673 * reginfo.c (cannot_change_mode_set_regs): Remove.
5674 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
5676 2009-04-08 Anatoly Sokolov <aesok@post.ru>
5678 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
5679 whether operands 0 and 1 overlaps.
5681 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
5684 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
5685 pointer. Use warning_at instead of warning.
5686 (search_for_addr_array): Likewise.
5687 (check_array_bounds): Likewise.
5688 (check_all_array_refs): Check that the incoming edge is not in the
5689 list of edges to be removed.
5690 (check_all_array_refs): Avoid the temporal pointer.
5691 (vrp_visit_cond_stmt): Fix typo.
5692 (simplify_switch_using_ranges): Handle the case where the switch
5693 index is an integer constant.
5695 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
5697 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
5699 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5701 * doc/extend.texi, doc/invoke.texi: Fix typos.
5703 2009-04-17 Cary Coutant <ccoutant@google.com>
5705 * tree-flow-inline.h (get_lineno): Fix inverted test.
5707 2009-04-17 Diego Novillo <dnovillo@google.com>
5709 * tree-ssa-pre.c (create_expression_by_pieces): Remove
5710 assertion for AVAIL_OUT.
5712 2009-04-17 Mike Frysinger <vapier@gentoo.org>
5715 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
5716 * config/sh/linux-atomic.asm: Likewise.
5718 2009-04-17 Diego Novillo <dnovillo@google.com>
5720 * except.c (debug_eh_tree): New.
5721 (struct eh_region, struct eh_status): Move ...
5722 * except.h: ... here.
5723 (add_type_for_runtime): Declare extern.
5724 (lookup_type_for_runtime): Likewise.
5725 (debug_eh_tree): Declare.
5726 * Makefile.in (GTFILES): List except.h before except.c
5728 2009-04-17 Diego Novillo <dnovillo@google.com>
5730 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
5731 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
5732 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
5733 (find_vars_r): ... here.
5734 * tree-flow.h (find_referenced_vars_in): Declare.
5735 * tree-ssa-pre.c (create_expression_by_pieces): Assert
5736 that AVAIL_OUT exists for BLOCK.
5737 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
5738 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
5739 (tree-parloops.o): Likewise.
5741 2009-04-17 Simon Baldwin <simonb@google.com>
5743 * toplev.c (default_tree_printer): Add handling for %E format.
5745 2009-04-17 Diego Novillo <dnovillo@google.com>
5747 * tree-pretty-print.c (dump_generic_node): Add break after
5748 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
5749 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
5750 FUNCTION_TYPE together. Call print_struct_decl when printing
5751 structures and TDF_SLIM is not given.
5752 (print_struct_decl): Fix logic for detecting recursion.
5754 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
5757 * gcc.c (create_at_file): New.
5758 (compile_input_file_p): New.
5759 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
5760 * main.c (main): Update call to toplev_main.
5761 * toplev.c (toplev_main): Change signature. Call expandargv.
5762 * toplev.h (toplev_main): Change signature.
5764 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
5766 * dwarf2out.c (field_byte_offset): Use the type size as the field size
5767 if the latter is not constant.
5769 2009-04-17 David Edelsohn <edelsohn@gnu.org>
5771 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
5773 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
5775 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
5776 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
5778 2009-04-17 Richard Guenther <rguenther@suse.de>
5780 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5781 Handle component references view-converting an invariant address.
5783 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
5785 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
5786 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
5787 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
5788 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
5789 Use @deftypevr rather than @deftypevar.
5791 2009-04-17 Richard Guenther <rguenther@suse.de>
5793 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
5794 (get_prop_source_stmt): Likewise.
5795 (can_propagate_from): Likewise.
5797 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
5799 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
5800 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
5801 (--with-multilib-list): Add default value.
5802 * configure: Regenerate.
5803 * Makefile.in (TM_ENDIAN_CONFIG): Define.
5804 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
5805 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
5806 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
5807 Don't add default cpu to multilib list unnecessarily, but do enable
5808 the relevant compiler option..
5809 Add support for --with-multilib-list=<blank> and
5810 --with-multilib-list=!<somelib> to supress unwanted multilibs.
5811 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
5812 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
5813 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
5815 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
5816 (MULTILIB_OSDIRNAMES): New variable.
5817 * config/sh/t-1e: Delete file.
5818 * config/sh/t-mlib-sh1: Delete file.
5819 * config/sh/t-mlib-sh2: Delete file.
5820 * config/sh/t-mlib-sh2a: Delete file.
5821 * config/sh/t-mlib-sh2a-nofpu: Delete file.
5822 * config/sh/t-mlib-sh2a-single: Delete file.
5823 * config/sh/t-mlib-sh2a-single-only: Delete file.
5824 * config/sh/t-mlib-sh2e: Delete file.
5825 * config/sh/t-mlib-sh3e: Delete file.
5826 * config/sh/t-mlib-sh4: Delete file.
5827 * config/sh/t-mlib-sh4-nofpu: Delete file.
5828 * config/sh/t-mlib-sh4-single: Delete file.
5829 * config/sh/t-mlib-sh4-single-only: Delete file.
5830 * config/sh/t-mlib-sh4a: Delete file.
5831 * config/sh/t-mlib-sh4a-nofpu: Delete file.
5832 * config/sh/t-mlib-sh4a-single: Delete file.
5833 * config/sh/t-mlib-sh4a-single-only: Delete file.
5834 * config/sh/t-mlib-sh4al: Delete file.
5835 * config/sh/t-mlib-sh5-32media: Delete file.
5836 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
5837 * config/sh/t-mlib-sh5-64media: Delete file.
5838 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
5839 * config/sh/t-mlib-sh5-compact: Delete file.
5840 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
5841 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
5842 * doc/install.texi (Options specification): Add
5843 --with-multilib-list and --with-endian.
5845 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
5847 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
5849 (OBJS-common): Add plugin-version.o.
5850 (plugin-version.o): New.
5851 * gcc-plugin.h (plugin_gcc_version): New.
5852 (plugin_default_version_check): New.
5853 (plugin_init_func, plugin_init): Add version argument.
5854 * plugin-version.c: New.
5855 * plugin.c (str_plugin_gcc_version_name): New.
5856 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
5857 pass it to the init function.
5858 (plugin_default_version_check): New.
5860 2009-04-17 Richard Guenther <rguenther@suse.de>
5862 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
5863 for decl-vs-decl disambiguation.
5865 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
5867 * config/s390/s390.h (s390_tune_attr): New macro definition.
5868 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
5870 2009-04-17 Richard Guenther <rguenther@suse.de>
5872 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
5873 (fold_stmt_r): Likewise.
5874 (maybe_fold_reference): New function.
5875 (fold_gimple_assign): Handle cases fold_stmt_r did.
5876 (fold_stmt): Do not use fold_stmt_r.
5877 (fold_stmt_inplace): Likewise.
5879 2009-04-17 Richard Guenther <rguenther@suse.de>
5881 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
5882 (record_equivalences_from_stmt): Remove useless checks and
5884 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
5885 the type is already suitable.
5887 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
5889 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
5891 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
5893 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
5894 (CMPtype): Define as __gcc_CMPtype.
5896 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
5898 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
5899 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
5901 2009-04-17 Richard Guenther <rguenther@suse.de>
5903 PR tree-optimization/39746
5904 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
5905 special-casing for builtins and static variable use/def.
5906 (call_may_clobber_ref_p_1): Likewise.
5908 2009-04-16 Ian Lance Taylor <iant@google.com>
5910 * df.h: Include "timevar.h".
5911 (struct df_problem): Change tv_id field to timevar_id_t.
5912 * tree-pass.h: Include "timevar.h".
5913 (struct opt_pass): Change tv_id field to timevar_id_t.
5914 * timevar.h (timevar_id_t): Define TV_NONE.
5915 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
5916 TV_NONE rather than tv_id != 0.
5917 (execute_one_pass): Likewise.
5918 * Makefile.in (DF_H): Add $(TIMEVAR_H).
5919 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
5920 dependencies to $(TREE_PASS_H).
5921 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
5923 (pass_branch_target_load_optimize2): Likewise.
5924 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
5925 (pass_outof_cfg_layout_mode): Likewise.
5926 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
5927 (pass_rebuild_cgraph_edges): Likewise.
5928 (pass_remove_cgraph_callee_edges): Likewise.
5929 * df-core.c (pass_df_initialize_opt): Likewise.
5930 (pass_df_initialize_no_opt): Likewise.
5931 (pass_df_finish): Likewise.
5932 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
5933 * except.c (pass_set_nothrow_function_flags): Likewise.
5934 (pass_convert_to_eh_region_ranges): Likewise.
5935 * final.c (pass_compute_alignments): Likewise.
5936 * function.c (pass_instantiate_virtual_regs): Likewise.
5937 (pass_init_function): Likewise.
5938 (pass_leaf_regs): Likewise.
5939 (pass_match_asm_constraints): Likewise.
5940 * gimple-low.c (pass_lower_cf): Likewise.
5941 (pass_mark_used_blocks): Likewise.
5942 * init-regs.c (pass_initialize_regs): Likewise.
5943 * integrate.c (pass_initial_value_sets): Likewise.
5944 * ira.c (pass_ira): Likewise.
5945 * jump.c (pass_cleanup_barriers): Likewise.
5946 * omp-low.c (pass_expand_omp): Likewise.
5947 (pass_lower_omp): Likewise.
5948 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
5949 * recog.c (pass_split_all_insns): Likewise.
5950 (pass_split_after_reload): Likewise.
5951 (pass_split_before_regstack): Likewise.
5952 (pass_split_before_sched2): Likewise.
5953 (pass_split_for_shorten_branches): Likewise.
5954 * reginfo.c (pass_reginfo_init): Likewise.
5955 (pass_subregs_of_mode_init): Likewise.
5956 (pass_subregs_of_mode_finish): Likewise.
5957 * passes.c (pass_postreload): Likewise.
5958 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
5959 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
5960 (pass_warn_function_return): Likewise.
5961 (pass_warn_function_noreturn): Likewise.
5962 * tree-complex.c (pass_lower_complex): Likewise.
5963 (pass_lower_complex_O0): Likewise.
5964 * tree-if-conv.c (pass_if_conversion): Likewise.
5965 * tree-into-ssa.c (pass_build_ssa): Likewise.
5966 * tree-mudflap.c (pass_mudflap_1): Likewise.
5967 (pass_mudflap_2): Likewise.
5968 * tree-nomudflap.c (pass_mudflap_1): Likewise.
5969 (pass_mudflap_2): Likewise.
5970 * tree-nrv.c (pass_return_slot): Likewise.
5971 * tree-object-size.c (pass_object_sizes): Likewise.
5972 * tree-optimize.c (pass_all_optimizations): Likewise.
5973 (pass_early_local_passes): Likewise.
5974 (pass_all_early_optimizations): Likewise.
5975 (pass_cleanup_cfg): Likewise.
5976 (pass_cleanup_cfg_post_optimizing): Likewise.
5977 (pass_free_datastructures): Likewise.
5978 (pass_free_cfg_annotations): Likewise.
5979 (pass_fixup_cfg): Likewise.
5980 (pass_init_datastructures): Likewise.
5981 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
5982 (pass_late_warn_uninitialized): Likewise.
5983 (pass_update_address_taken): Likewise.
5984 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
5985 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
5986 (pass_cse_sincos): Likewise.
5987 (pass_convert_to_rsqrt): Likewise.
5988 * tree-ssa-structalias.c (pass_build_alias): Likewise.
5989 * tree-stdarg.c (pass_stdarg): Likewise.
5990 * tree-tailcall.c (pass_tail_recursion): Likewise.
5991 (pass_tail_calls): Likewise.
5992 * tree-vect-generic.c (pass_lower_vector): Likewise.
5993 (pass_lower_vector_ssa): Likewise.
5994 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
5996 2009-04-16 Joseph Myers <joseph@codesourcery.com>
5998 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
6000 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
6002 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
6003 logical and signext.
6005 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
6008 * config/sh/predicates.md (arith_operand): Check if the operand
6009 of TRUNCATE is a REG.
6011 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6013 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6014 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6016 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6018 * tree-iterator.c (tsi_split_statement_list_after,
6019 tsi_split_statement_list_before): Remove.
6020 * tree-iterator.h: Remove the prototypes for
6021 tsi_split_statement_list_after and tsi_split_statement_list_before.
6023 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6025 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
6026 * tree-ssa-propagate.h: Remove the prototype for
6027 stmt_makes_single_load.
6029 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6031 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
6032 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
6034 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6036 * tree-iterator.c (EXPR_LAST_BODY): Remove.
6038 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6040 * except.c (eh_region_outer_p): Remove.
6041 * except.h: Remove the prototype for eh_region_outer_p.
6043 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6045 * function.c (current_function_assembler_name): Remove.
6046 * function.h: Remove the prototype for
6047 current_function_assembler_name.
6049 2009-04-16 Ian Lance Taylor <iant@google.com>
6051 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
6052 (add_reg_note): Call alloc_reg_note.
6053 * rtl.h (alloc_reg_note): Declare.
6054 * combine.c (try_combine): Use alloc_reg_note.
6055 (recog_for_combine, move_deaths): Likewise.
6056 (distribute_notes): Use alloc_reg_note and add_reg_note.
6057 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
6058 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
6059 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
6061 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
6063 PR rtl-optimization/39762
6064 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
6065 ira_may_move_out_cost): Add comments about way of their usage.
6066 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
6068 * ira-conflicts.c (process_regs_for_copy): Use function
6069 ira_get_register_move_cost instead of global
6070 ira_register_move_cost.
6072 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
6073 color_pass, move_spill_restore, update_curr_costs): Ditto.
6075 * ira-lives.c (process_single_reg_class_operands): Ditto.
6077 * ira-emit.c (emit_move_list): Ditto.
6079 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
6080 (record_reg_classes): Ditto. Use functions
6081 ira_get_register_move_cost and ira_get_may_move_cost instead of
6082 global vars ira_register_move_cost, ira_may_move_out_cost and
6083 ira_may_move_in_cost.
6084 (record_address_regs): Don't call ira_init_register_move_cost.
6085 Use function ira_get_may_move_cost instead of global
6086 ira_may_move_in_cost.
6087 (process_bb_node_for_hard_reg_moves): Use function
6088 ira_get_register_move_cost instead of global ira_register_move_cost.
6089 (ira_costs): Don't call ira_init_register_move_cost.
6091 2009-04-16 Richard Guenther <rguenther@suse.de>
6093 * tree-cfg.c (verify_gimple_assign_binary):
6094 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
6095 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
6096 (create_general_new_stmt): Note that this function is broken.
6098 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6100 * common.opt (fhelp): Add Var(help_flag).
6101 * gcc-plugin.h (plugin_info): Add help.
6102 * plugin.c (plugin_name_args): Add help.
6103 (register_plugin_info): Set plugin->help.
6104 (print_help_one_plugin): New.
6105 (print_plugins_help): New.
6106 * plugin.h (print_plugins_help): New.
6107 * toplev.c (toplev_main): Call print_plugins_help if needed.
6109 2009-04-16 Richard Guenther <rguenther@suse.de>
6111 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
6112 (gimple_ior_addresses_taken_1): New function.
6113 (gimple_ior_addresses_taken): Likewise.
6114 * gimple.h (struct gimple_statement_with_ops_base): Remove
6115 addresses_taken member.
6116 (gimple_ior_addresses_taken): Declare.
6117 (gimple_addresses_taken, gimple_addresses_taken_ptr,
6118 gimple_set_addresses_taken): Remove.
6119 * ipa-reference.c (mark_address): New function.
6120 (scan_stmt_for_static_refs): Use it for marking addresses taken.
6121 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
6122 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
6123 (gimple_add_to_addresses_taken): Remove.
6124 (get_tmr_operands): Call mark_address_taken.
6125 (get_asm_expr_operands): Likewise.
6126 (get_expr_operands): Likewise.
6127 (build_ssa_operands): Do not clear the addresses_taken bitmap.
6128 (free_stmt_operands): Do not free it.
6129 * tree-ssa.c (delete_tree_ssa): Likewise.
6130 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
6132 2009-04-16 Richard Guenther <rguenther@suse.de>
6134 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
6135 (walk_stmt_load_store_ops): Likewise.
6136 * gimple.c (get_base_loadstore): New function.
6137 (walk_stmt_load_store_addr_ops): Likewise.
6138 (walk_stmt_load_store_ops): Likewise.
6139 * ipa-pure-const.c (check_op): Simplify.
6140 (check_load, check_store): New functions.
6141 (check_stmt): Use walk_stmt_load_store_ops.
6142 * ipa-reference.c (mark_load): Adjust signature.
6143 (mark_store): Likewise.
6144 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
6146 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6148 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
6150 * opts.c (common_handle_option): Don't call print_version.
6151 * plugin.c (plugin_name_args): Add version.
6152 (register_plugin_info): New.
6153 (register_callback): Handle PLUGIN_INFO.
6154 (try_init_one_plugin): New.
6155 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
6157 (finalize_one_plugin): New.
6158 (finalize_plugins): New.
6159 (print_one_plugin): New.
6160 (print_plugins_versions): New.
6161 * plugin.h (print_plugins_versions): New.
6162 (finalize_plugins): New.
6163 * toplev.c (compile_file): Don't call initialize_plugins.
6164 (print_version): Call print_plugins_versions.
6165 (toplev_main): Call initialize_plugins. Print version if needed.
6166 Call finalize_plugins.
6168 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6170 * common.opt (fversion): New.
6171 * gcc.c (print_version): New.
6172 (process_command): Don't print the version. Just set print_version.
6173 (main): Print version. Call subprocesses if print_version and
6174 verbose_flag are set.
6175 * opts.c (common_handle_option): Handle OPT_fversion.
6177 2009-04-16 Richard Guenther <rguenther@suse.de>
6178 Ira Rosen <irar@il.ibm.com>
6180 PR tree-optimization/39698
6181 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
6182 type of the reduction variable. Only generate the def if
6185 * omp-low.c (expand_omp_for_generic): When converting to a pointer
6186 make sure to first convert to an integer of the same precision.
6187 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
6188 the type of the evolution correctly in computing the new
6189 induction variable base.
6191 2009-04-16 Richard Guenther <rguenther@suse.de>
6194 * tree-cfg.c (make_blocks): Split statements with to-be
6195 abnormal SSA names on the lhs.
6197 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
6199 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
6200 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
6201 * c-typeck.c (really_start_incremental_init): Likewise.
6202 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
6203 (TARGET_INITIALIZER): Remove it.
6204 * target.h (struct target): Remove vector_opaque_p.
6205 * tree.c (build_opaque_vector_type): New.
6206 * tree.h (TYPE_VECTOR_OPAQUE): New.
6207 (build_opaque_vector_type): Declare.
6208 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
6209 * config/rs6000/rs6000.c (build_opaque_vector_type,
6210 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
6211 (rs6000_init_builtins): Use build_opaque_vector_type for
6212 opaque_V4SI_type_node.
6214 2009-04-15 Catherine Moore <clm@codesourcery.com>
6216 * debug.h (set_name): Declare.
6217 * dwarf2out.c (dwarf2out_set_name): Declare.
6218 (dwarf2_debug_hooks): Add set_name.
6219 (find_AT_string): New.
6220 (add_AT_string): Call find_AT_string.
6221 (dwarf2out_set_name): New.
6222 * cp/decl.c (grokdeclarator): Call set_name.
6223 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
6224 * debug.c (do_nothing_debug_hooks): Likewise.
6225 * dbxout.c (dbx_debug_hooks): Likewise.
6226 * sdbout.c (sdb_debug_hooks): Likewise.
6228 2009-04-15 Michael Eager <eager@eagercon.com>
6230 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
6231 reg for single-precision FPU.
6232 * config/rs6000/rs6000.md (movsi_internal1): Only for
6234 (movsi_internal1_single): New. Add pattern to move SI values to/from
6235 single-precision FP regs.
6237 2009-04-15 Richard Guenther <rguenther@suse.de>
6239 * omp-low.c (lower_rec_input_clauses): Build correct address
6241 (expand_omp_for_generic): Fix multiplication type.
6242 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
6243 (generate_memset_zero): Fix types.
6244 * tree-profile.c (prepare_instrumented_value): Correctly
6247 2009-04-15 Ian Lance Taylor <iant@google.com>
6249 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
6250 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
6251 for -Wall and for -Wc++-compat.
6252 (c_common_post_options): For C++, set warn_enum_compare if not
6254 * c-tree.h (struct c_expr): Add field original_type.
6255 (build_external_ref): Update declaration.
6256 * c-parser.c (c_parser_braced_init): Set original_type.
6257 (c_parser_initelt): Likewise.
6258 (c_parser_expr_no_commas): Likewise.
6259 (c_parser_conditional_expression): Likewise.
6260 (c_parser_cast_expression): Likewise.
6261 (c_parser_unary_expression): Likewise. Pull setting of
6262 original_code to top of function.
6263 (c_parser_sizeof_expression): Set original_type.
6264 (c_parser_alignof_expression): Likewise.
6265 (c_parser_postfix_expression): Likewise. Pull setting of
6266 original_code to top of function.
6267 (c_parser_postfix_expression_after_paren_type): Set original_type.
6268 (c_parser_postfix_expression_after_primary): Likewise.
6269 (c_parser_expression): Likewise.
6270 * c-typeck.c (build_external_ref): Add type parameter. Change all
6272 (c_expr_sizeof_expr): Set original_type field.
6273 (parser_build_unary_op): Likewise.
6274 (parser_build_binary_op): Likewise. Optionally warn about
6275 comparisons of enums of different types.
6276 (digest_init): Set original_type field.
6277 (really_start_incremental_init): Likewise.
6278 (push_init_level, pop_init_level): Likewise.
6279 * doc/invoke.texi (Warning Options): -Wenum-compare now
6282 2009-04-15 Richard Guenther <rguenther@suse.de>
6284 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
6285 out a necessary conversion.
6286 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
6287 names we didn't value number.
6288 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
6290 2009-04-15 Richard Guenther <rguenther@suse.de>
6292 PR tree-optimization/39764
6293 * tree-ssa-ccp.c (get_value): Canonicalize value with
6294 canonicalize_float_value.
6296 2009-04-15 Jan Hubicka <jh@suse.cz>
6298 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
6299 Wrong version of patch.
6301 2009-04-15 Jan Hubicka <jh@suse.cz>
6303 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
6305 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
6307 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
6308 our distinct integral and vector types.
6310 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
6312 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
6313 * init.c (build_vtbl_address): Remove call to assemble_external.
6315 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
6317 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
6318 output for other floating point modes.
6320 2009-04-14 Diego Novillo <dnovillo@google.com>
6322 * diagnostic.c (diagnostic_report_diagnostic): Do not
6323 warn about loaded plugins for DK_ERROR and DK_WARNING.
6324 * c-decl.c (declspecs_add_type): Move call to
6325 invoke_plugin_callbacks ...
6326 * c-parser.c (c_parser_declspecs): ... here.
6327 * plugin.c (dump_active_plugins): Tidy output.
6329 2009-04-14 Diego Novillo <dnovillo@google.com>
6330 Le-Chun Wu <lcwu@google.com>
6332 * configure.ac: Add --enable-plugin support.
6333 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
6334 * Makefile.in (PLUGIN_H): Define.
6335 Export ENABLE_PLUGIN and GMPINC to site.exp.
6336 Add PLUGINLIBS to link command.
6337 Add/modify dependencies for plugin.o and files including plugin.h.
6339 * config.in: Regenerate.
6341 * opts.c (common_handle_option): Handle OPT_fplugin_ and
6344 2009-04-14 Le-Chun Wu <lcwu@google.com>
6346 * tree-pass.h (register_one_dump_file): Add a prototype for
6347 register_one_dump_file.
6348 * toplev.c (compile_file): Call initialize_plugins.
6349 (do_compile): Call invoke_plugin_callbacks.
6350 (toplev_main): Call invoke_plugin_callbacks.
6351 * common.opt: Add -fplugin= and -fplugin-arg-.
6352 * gcc-plugin.h: New public header file for plugins to include.
6353 * plugin.c: New source file.
6354 * plugin.h: New internal header file.
6355 * passes.c (register_one_dump_file): Make it external.
6357 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
6359 2009-04-14 Diego Novillo <dnovillo@google.com>
6361 * doc/plugins.texi: New.
6362 * doc/gccint.texi: Add reference to Plugins chapter.
6363 * doc/invoke.texi: Document -fplugin and -fplugin-arg
6364 * diagnostic.c (diagnostic_report_diagnostic): Warn about
6365 loaded plugins, if any.
6366 * timevar.def (TV_PLUGIN_INIT): Define.
6367 (TV_PLUGIN_RUN): Define.
6368 * plugin.c: Include timevar.h
6369 (plugins_active_p): New.
6370 (dump_active_plugins): New.
6371 (debug_active_plugins): New.
6373 2009-04-14 Joseph Myers <joseph@codesourcery.com>
6375 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
6377 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
6379 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
6381 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
6382 the same as a minus without a shift.
6384 2009-04-14 Nick Clifton <nickc@redhat.com>
6386 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
6387 comparisons with small integers will always produce a short
6390 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
6393 2008-12-19 Diego Novillo <dnovillo@google.com>
6395 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
6397 2009-04-14 Richard Guenther <rguenther@suse.de>
6399 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
6401 (verify_gimple_assign_binary): Likewise. Handle shifts and
6403 (verify_gimple_phi): Print the mismatched argument position.
6404 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6406 (vect_update_init_of_dr): Likewise.
6407 * matrix-reorg.c (transform_access_sites): Do what the
6409 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
6411 2009-04-13 Michael Eager <eager@eagercon.com>
6413 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
6414 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
6415 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
6416 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
6417 remove duplicate config
6419 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6421 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
6422 file_name:line_number type locator of the call site.
6424 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
6426 * genautomata.c: Put blank after comma.
6427 (automaton_decls): New.
6428 (struct unit_usage): Add comments to member next.
6429 (store_alt_unit_usage): Keep the list ordered.
6430 (unit_present_on_list_p, equal_alternatives_p): New.
6431 (check_regexp_units_distribution): Check units distribution
6432 correctness correctly.
6433 (main): Don't write automata if error is found. Return correct
6436 * config/m68k/cf.md (cfv4_ds): Remove.
6437 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
6438 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
6440 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
6441 power4-load-ext, power4-store, power4-store-update,
6442 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
6443 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
6444 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
6445 power4-sqrt, power4-isync): Modify reservation to make correct
6446 unit distribution to automata.
6448 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
6449 power5-store-update, power5-two, power5-three, power5-lmul,
6450 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
6452 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
6454 * except.c (pass_set_nothrow_function_flags): Set name and add
6456 (set_nothrow_function_flags): Mention in the dump file when
6457 changing a function to nothrow.
6459 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
6462 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
6463 instead of unsigned long.
6465 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6467 * config/arm/arm.c (return_used_this_function): Remove.
6468 (arm_output_function_prologue): Remove use of
6469 return_used_this_function.
6470 (output_return_instruction): Replace use of
6471 return_used_this_function
6472 by cfun->machine->return_used_this_function.
6473 (arm_output_epilogue): Likewise.
6474 (arm_output_function_epilogue): Likewise.
6475 (thumb_unexpanded_epilogue): Likewise.
6476 * config/arm/arm.h (struct machine_function):
6477 New member return_used_this_function.
6479 2009-04-12 Mark Mitchell <mark@codesourcery.com>
6481 * doc/install.texi: Correct description of default directory for
6482 --with-gxx-include-dir.
6484 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
6486 * fold-const.c (build_range_check): Properly deal with enumeral and
6489 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
6491 * doc/invoke.texi (max_gcse_passes): Remove documentation.
6492 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
6493 * params.h (MAX_GCSE_PASSES): Remove.
6494 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
6495 in sequence. Remove ability to run multiple passes.
6496 (bypass_jumps): Report run as third CPROP pass.
6498 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
6501 * except.c (can_throw_external): Look at each insn in a SEQUENCE
6502 when deciding whether the whole SEQUENCE can throw.
6504 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
6507 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
6508 offseted label references.
6510 2009-04-11 Jan Hubicka <jh@suse.cz>
6512 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
6514 2009-04-11 Richard Guenther <rguenther@suse.de>
6517 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
6518 return variables as TREE_ADDRESSABLE.
6520 2009-04-11 Richard Guenther <rguenther@suse.de>
6522 PR tree-optimization/39713
6523 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
6524 reference trees have SSA_NAME operands.
6526 2009-04-11 Richard Guenther <rguenther@suse.de>
6529 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
6530 address expressions.
6532 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
6534 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
6535 match changes in Cygwin 1.7
6536 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
6537 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
6539 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
6541 PR tree-optimization/39701
6542 * doc/invoke.texi (Optimization Options): Document change in
6543 meaning and initialization of -fdelete-null-pointer-checks.
6545 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
6548 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
6550 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
6553 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
6555 2009-04-10 Chao-ying Fu <fu@mips.com>
6557 * doc/tm.texi (Instruction Output): Document
6558 TARGET_ASM_FINAL_POSTSCAN_INSN.
6559 * target.h (final_postscan_insn): New field in asm_out.
6560 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
6561 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
6562 * final.c (final_scan_insn): Call
6563 targetm.asm_out.final_postscan_insn after outputting
6564 an asm macro and a normal instruction.
6566 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
6567 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
6568 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
6569 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
6570 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
6572 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
6575 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
6576 variables as non-NULL even with -fdelete-null-pointer-checks.
6578 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
6580 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
6582 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
6585 * config/i386/i386.c (classify_argument): Handle SCmode with
6586 (bit_offset % 64) != 0.
6588 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
6590 * doc/invoke.texi (Optimize Options): Add cross-reference to
6591 -Q --help=optimizers examples.
6593 2009-04-10 Ben Elliston <bje@au.ibm.com>
6596 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
6597 regalign for the reg == fpr and TDmode case.
6599 2009-04-09 David Ayers <ayers@fsfe.org>
6602 * objc/objc-act.c (warn_with_method): Remove helper function.
6603 (check_duplicates): Call warning and inform directly.
6604 (really_start_method): Likewise.
6606 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
6608 * expmed.c (expand_divmod): Always use a comparison for a division
6609 by a large unsigned integer.
6611 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
6612 for things others than variables or functions as nonzero.
6614 2009-04-09 Nick Clifton <nickc@redhat.com>
6616 * unwind-compat.c: Change copyright header to refer to version
6617 3 of the GNU General Public License with version 3.1 of the
6618 GCC Runtime Library Exception and to point readers at the
6619 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
6620 * config/alpha/crtfastmath.c: Likewise.
6621 * config/alpha/linux-unwind.h: Likewise.
6622 * config/alpha/qrnnd.asm: Likewise.
6623 * config/alpha/vms-crt0-64.c: Likewise.
6624 * config/alpha/vms-crt0.c: Likewise.
6625 * config/alpha/vms-dwarf2.asm: Likewise.
6626 * config/alpha/vms-dwarf2eh.asm: Likewise.
6627 * config/alpha/vms-psxcrt0-64.c: Likewise.
6628 * config/alpha/vms-psxcrt0.c: Likewise.
6629 * config/alpha/vms_tramp.asm: Likewise.
6630 * config/arc/initfini.c: Likewise.
6631 * config/arc/lib1funcs.asm: Likewise.
6632 * config/arm/bpabi-v6m.S: Likewise.
6633 * config/arm/bpabi.S: Likewise.
6634 * config/arm/bpabi.c: Likewise.
6635 * config/arm/crti.asm: Likewise.
6636 * config/arm/crtn.asm: Likewise.
6637 * config/arm/ieee754-df.S: Likewise.
6638 * config/arm/ieee754-sf.S: Likewise.
6639 * config/arm/lib1funcs.asm: Likewise.
6640 * config/arm/libunwind.S: Likewise.
6641 * config/arm/linux-atomic.c: Likewise.
6642 * config/arm/mmintrin.h: Likewise.
6643 * config/arm/pr-support.c: Likewise.
6644 * config/arm/unaligned-funcs.c: Likewise.
6645 * config/arm/unwind-arm.c: Likewise.
6646 * config/arm/unwind-arm.h: Likewise.
6647 * config/avr/libgcc.S: Likewise.
6648 * config/bfin/crti.s: Likewise.
6649 * config/bfin/crtlibid.s: Likewise.
6650 * config/bfin/crtn.s: Likewise.
6651 * config/bfin/lib1funcs.asm: Likewise.
6652 * config/bfin/linux-unwind.h: Likewise.
6653 * config/cris/arit.c: Likewise.
6654 * config/cris/cris_abi_symbol.c: Likewise.
6655 * config/darwin-64.c: Likewise.
6656 * config/darwin-crt2.c: Likewise.
6657 * config/darwin-crt3.c: Likewise.
6658 * config/darwin.h: Likewise.
6659 * config/dbxelf.h: Likewise.
6660 * config/dfp-bit.c: Likewise.
6661 * config/dfp-bit.h: Likewise.
6662 * config/elfos.h: Likewise.
6663 * config/fixed-bit.c: Likewise.
6664 * config/fixed-bit.h: Likewise.
6665 * config/fp-bit.c: Likewise.
6666 * config/fp-bit.h: Likewise.
6667 * config/fr30/crti.asm: Likewise.
6668 * config/fr30/crtn.asm: Likewise.
6669 * config/fr30/lib1funcs.asm: Likewise.
6670 * config/freebsd-spec.h: Likewise.
6671 * config/frv/cmovd.c: Likewise.
6672 * config/frv/cmovh.c: Likewise.
6673 * config/frv/cmovw.c: Likewise.
6674 * config/frv/frvbegin.c: Likewise.
6675 * config/frv/frvend.c: Likewise.
6676 * config/frv/lib1funcs.asm: Likewise.
6677 * config/glibc-stdint.h: Likewise.
6678 * config/h8300/clzhi2.c: Likewise.
6679 * config/h8300/crti.asm: Likewise.
6680 * config/h8300/crtn.asm: Likewise.
6681 * config/h8300/ctzhi2.c: Likewise.
6682 * config/h8300/fixunssfsi.c: Likewise.
6683 * config/h8300/lib1funcs.asm: Likewise.
6684 * config/h8300/parityhi2.c: Likewise.
6685 * config/h8300/popcounthi2.c: Likewise.
6686 * config/i386/ammintrin.h: Likewise.
6687 * config/i386/att.h: Likewise.
6688 * config/i386/avxintrin.h: Likewise.
6689 * config/i386/biarch64.h: Likewise.
6690 * config/i386/bmmintrin.h: Likewise.
6691 * config/i386/cpuid.h: Likewise.
6692 * config/i386/cross-stdarg.h: Likewise.
6693 * config/i386/crtfastmath.c: Likewise.
6694 * config/i386/crtprec.c: Likewise.
6695 * config/i386/cygming-crtbegin.c: Likewise.
6696 * config/i386/cygming-crtend.c: Likewise.
6697 * config/i386/cygwin.asm: Likewise.
6698 * config/i386/emmintrin.h: Likewise.
6699 * config/i386/gmm_malloc.h: Likewise.
6700 * config/i386/gthr-win32.c: Likewise.
6701 * config/i386/i386.h: Likewise.
6702 * config/i386/immintrin.h: Likewise.
6703 * config/i386/linux-unwind.h: Likewise.
6704 * config/i386/linux64.h: Likewise.
6705 * config/i386/mm3dnow.h: Likewise.
6706 * config/i386/mmintrin-common.h: Likewise.
6707 * config/i386/mmintrin.h: Likewise.
6708 * config/i386/nmmintrin.h: Likewise.
6709 * config/i386/pmm_malloc.h: Likewise.
6710 * config/i386/pmmintrin.h: Likewise.
6711 * config/i386/smmintrin.h: Likewise.
6712 * config/i386/sol2-c1.asm: Likewise.
6713 * config/i386/sol2-ci.asm: Likewise.
6714 * config/i386/sol2-cn.asm: Likewise.
6715 * config/i386/sol2-gc1.asm: Likewise.
6716 * config/i386/tmmintrin.h: Likewise.
6717 * config/i386/unix.h: Likewise.
6718 * config/i386/w32-unwind.h: Likewise.
6719 * config/i386/wmmintrin.h: Likewise.
6720 * config/i386/x86-64.h: Likewise.
6721 * config/i386/x86intrin.h: Likewise.
6722 * config/i386/xmmintrin.h: Likewise.
6723 * config/ia64/crtbegin.asm: Likewise.
6724 * config/ia64/crtend.asm: Likewise.
6725 * config/ia64/crtfastmath.c: Likewise.
6726 * config/ia64/crti.asm: Likewise.
6727 * config/ia64/crtn.asm: Likewise.
6728 * config/ia64/fde-glibc.c: Likewise.
6729 * config/ia64/lib1funcs.asm: Likewise.
6730 * config/ia64/linux-unwind.h: Likewise.
6731 * config/ia64/quadlib.c: Likewise.
6732 * config/ia64/unwind-ia64.c: Likewise.
6733 * config/linux.h: Likewise.
6734 * config/m32c/m32c-lib1.S: Likewise.
6735 * config/m32c/m32c-lib2-trapv.c: Likewise.
6736 * config/m32c/m32c-lib2.c: Likewise.
6737 * config/m32r/initfini.c: Likewise.
6738 * config/m68hc11/larith.asm: Likewise.
6739 * config/m68hc11/m68hc11-crt0.S: Likewise.
6740 * config/m68k/cf.md: Likewise.
6741 * config/m68k/crti.s: Likewise.
6742 * config/m68k/crtn.s: Likewise.
6743 * config/m68k/lb1sf68.asm: Likewise.
6744 * config/m68k/linux-unwind.h: Likewise.
6745 * config/mcore/crti.asm: Likewise.
6746 * config/mcore/crtn.asm: Likewise.
6747 * config/mcore/lib1.asm: Likewise.
6748 * config/mips/linux-unwind.h: Likewise.
6749 * config/mips/loongson.h: Likewise.
6750 * config/mips/mips16.S: Likewise.
6751 * config/mmix/crti.asm: Likewise.
6752 * config/mmix/crtn.asm: Likewise.
6753 * config/pa/fptr.c: Likewise.
6754 * config/pa/hpux-unwind.h: Likewise.
6755 * config/pa/lib2funcs.asm: Likewise.
6756 * config/pa/linux-atomic.c: Likewise.
6757 * config/pa/linux-unwind.h: Likewise.
6758 * config/pa/milli64.S: Likewise.
6759 * config/pa/quadlib.c: Likewise.
6760 * config/pa/stublib.c: Likewise.
6761 * config/picochip/libgccExtras/adddi3.asm: Likewise.
6762 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
6763 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
6764 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
6765 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
6766 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
6767 * config/picochip/libgccExtras/divmod15.asm: Likewise.
6768 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
6769 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
6770 * config/picochip/libgccExtras/longjmp.asm: Likewise.
6771 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
6772 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
6773 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
6774 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
6775 * config/picochip/libgccExtras/setjmp.asm: Likewise.
6776 * config/picochip/libgccExtras/subdi3.asm: Likewise.
6777 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
6778 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
6779 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
6780 * config/rs6000/750cl.h: Likewise.
6781 * config/rs6000/altivec.h: Likewise.
6782 * config/rs6000/biarch64.h: Likewise.
6783 * config/rs6000/crtresfpr.asm: Likewise.
6784 * config/rs6000/crtresgpr.asm: Likewise.
6785 * config/rs6000/crtresxfpr.asm: Likewise.
6786 * config/rs6000/crtresxgpr.asm: Likewise.
6787 * config/rs6000/crtsavfpr.asm: Likewise.
6788 * config/rs6000/crtsavgpr.asm: Likewise.
6789 * config/rs6000/darwin-asm.h: Likewise.
6790 * config/rs6000/darwin-fallback.c: Likewise.
6791 * config/rs6000/darwin-fpsave.asm: Likewise.
6792 * config/rs6000/darwin-ldouble.c: Likewise.
6793 * config/rs6000/darwin-tramp.asm: Likewise.
6794 * config/rs6000/darwin-unwind.h: Likewise.
6795 * config/rs6000/darwin-vecsave.asm: Likewise.
6796 * config/rs6000/darwin-world.asm: Likewise.
6797 * config/rs6000/e500crtres32gpr.asm: Likewise.
6798 * config/rs6000/e500crtres64gpr.asm: Likewise.
6799 * config/rs6000/e500crtres64gprctr.asm: Likewise.
6800 * config/rs6000/e500crtrest32gpr.asm: Likewise.
6801 * config/rs6000/e500crtrest64gpr.asm: Likewise.
6802 * config/rs6000/e500crtresx32gpr.asm: Likewise.
6803 * config/rs6000/e500crtresx64gpr.asm: Likewise.
6804 * config/rs6000/e500crtsav32gpr.asm: Likewise.
6805 * config/rs6000/e500crtsav64gpr.asm: Likewise.
6806 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
6807 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
6808 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
6809 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
6810 * config/rs6000/eabi-ci.asm: Likewise.
6811 * config/rs6000/eabi-cn.asm: Likewise.
6812 * config/rs6000/eabi.asm: Likewise.
6813 * config/rs6000/linux-unwind.h: Likewise.
6814 * config/rs6000/linux64.h: Likewise.
6815 * config/rs6000/paired.h: Likewise.
6816 * config/rs6000/paired.md: Likewise.
6817 * config/rs6000/ppc64-fp.c: Likewise.
6818 * config/rs6000/ppu_intrinsics.h: Likewise.
6819 * config/rs6000/rs6000.h: Likewise.
6820 * config/rs6000/si2vmx.h: Likewise.
6821 * config/rs6000/sol-ci.asm: Likewise.
6822 * config/rs6000/sol-cn.asm: Likewise.
6823 * config/rs6000/spe.h: Likewise.
6824 * config/rs6000/spu2vmx.h: Likewise.
6825 * config/rs6000/sysv4.h: Likewise.
6826 * config/rs6000/tramp.asm: Likewise.
6827 * config/rs6000/vec_types.h: Likewise.
6828 * config/s390/linux-unwind.h: Likewise.
6829 * config/s390/tpf-unwind.h: Likewise.
6830 * config/score/crti.asm: Likewise.
6831 * config/score/crtn.asm: Likewise.
6832 * config/sh/crt1.asm: Likewise.
6833 * config/sh/crti.asm: Likewise.
6834 * config/sh/crtn.asm: Likewise.
6835 * config/sh/divtab-sh4-300.c: Likewise.
6836 * config/sh/divtab-sh4.c: Likewise.
6837 * config/sh/divtab.c: Likewise.
6838 * config/sh/lib1funcs-4-300.asm: Likewise.
6839 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
6840 * config/sh/lib1funcs.asm: Likewise.
6841 * config/sh/lib1funcs.h: Likewise.
6842 * config/sh/linux-atomic.asm: Likewise.
6843 * config/sh/linux-unwind.h: Likewise.
6844 * config/sh/shmedia.h: Likewise.
6845 * config/sh/sshmedia.h: Likewise.
6846 * config/sh/ushmedia.h: Likewise.
6847 * config/sparc/crtfastmath.c: Likewise.
6848 * config/sparc/linux-unwind.h: Likewise.
6849 * config/sparc/sol2-c1.asm: Likewise.
6850 * config/sparc/sol2-ci.asm: Likewise.
6851 * config/sparc/sol2-cn.asm: Likewise.
6852 * config/spu/divmodti4.c: Likewise.
6853 * config/spu/divv2df3.c: Likewise.
6854 * config/spu/float_disf.c: Likewise.
6855 * config/spu/float_unsdidf.c: Likewise.
6856 * config/spu/float_unsdisf.c: Likewise.
6857 * config/spu/float_unssidf.c: Likewise.
6858 * config/spu/mfc_multi_tag_release.c: Likewise.
6859 * config/spu/mfc_multi_tag_reserve.c: Likewise.
6860 * config/spu/mfc_tag_release.c: Likewise.
6861 * config/spu/mfc_tag_reserve.c: Likewise.
6862 * config/spu/mfc_tag_table.c: Likewise.
6863 * config/spu/multi3.c: Likewise.
6864 * config/spu/spu_internals.h: Likewise.
6865 * config/spu/spu_intrinsics.h: Likewise.
6866 * config/spu/spu_mfcio.h: Likewise.
6867 * config/spu/vec_types.h: Likewise.
6868 * config/spu/vmx2spu.h: Likewise.
6869 * config/stormy16/stormy16-lib2.c: Likewise.
6870 * config/svr4.h: Likewise.
6871 * config/sync.c: Likewise.
6872 * config/v850/lib1funcs.asm: Likewise.
6873 * config/vxlib-tls.c: Likewise.
6874 * config/vxlib.c: Likewise.
6875 * config/vxworks-dummy.h: Likewise.
6876 * config/xtensa/crti.asm: Likewise.
6877 * config/xtensa/crtn.asm: Likewise.
6878 * config/xtensa/ieee754-df.S: Likewise.
6879 * config/xtensa/ieee754-sf.S: Likewise.
6880 * config/xtensa/lib1funcs.asm: Likewise.
6881 * config/xtensa/lib2funcs.S: Likewise.
6882 * config/xtensa/linux-unwind.h: Likewise.
6883 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
6884 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
6885 * coretypes.h: Likewise.
6886 * crtstuff.c: Likewise.
6887 * defaults.h: Likewise.
6888 * dwarf2.h: Likewise.
6889 * emutls.c: Likewise.
6890 * gbl-ctors.h: Likewise.
6891 * gcov-io.h: Likewise.
6892 * ginclude/float.h: Likewise.
6893 * ginclude/iso646.h: Likewise.
6894 * ginclude/stdarg.h: Likewise.
6895 * ginclude/stdbool.h: Likewise.
6896 * ginclude/stddef.h: Likewise.
6897 * ginclude/stdfix.h: Likewise.
6898 * ginclude/stdint-gcc.h: Likewise.
6899 * ginclude/tgmath.h: Likewise.
6900 * gthr-aix.h: Likewise.
6901 * gthr-dce.h: Likewise.
6902 * gthr-gnat.c: Likewise.
6903 * gthr-gnat.h: Likewise.
6904 * gthr-lynx.h: Likewise.
6905 * gthr-mipssde.h: Likewise.
6906 * gthr-nks.h: Likewise.
6907 * gthr-posix.c: Likewise.
6908 * gthr-posix.h: Likewise.
6909 * gthr-posix95.h: Likewise.
6910 * gthr-rtems.h: Likewise.
6911 * gthr-single.h: Likewise.
6912 * gthr-solaris.h: Likewise.
6913 * gthr-tpf.h: Likewise.
6914 * gthr-vxworks.h: Likewise.
6915 * gthr-win32.h: Likewise.
6917 * libgcc2.c: Likewise.
6918 * libgcc2.h: Likewise.
6919 * libgcov.c: Likewise.
6920 * tsystem.h: Likewise.
6921 * typeclass.h: Likewise.
6922 * unwind-c.c: Likewise.
6923 * unwind-compat.h: Likewise.
6924 * unwind-dw2-fde-compat.c: Likewise.
6925 * unwind-dw2-fde-darwin.c: Likewise.
6926 * unwind-dw2-fde-glibc.c: Likewise.
6927 * unwind-dw2-fde.c: Likewise.
6928 * unwind-dw2-fde.h: Likewise.
6929 * unwind-dw2.c: Likewise.
6930 * unwind-dw2.h: Likewise.
6931 * unwind-generic.h: Likewise.
6932 * unwind-pe.h: Likewise.
6933 * unwind-sjlj.c: Likewise.
6934 * unwind.inc: Likewise.
6935 * config/arm/neon-gen.ml: Change generated copyright header to
6936 refer to version 3 of the GNU General Public License with
6937 version 3.1 of the GCC Runtime Library Exception and to point
6938 readers at the COPYING3 and COPYING3.RUNTIME files and the
6939 FSF's license web page.
6940 * config/arm/arm_neon.h: Regenerate.
6942 2009-04-09 Jakub Jelinek <jakub@redhat.com>
6944 * config/cris/cris.md: Change copyright header to refer to version
6945 3 of the GNU General Public License.
6946 * doc/install.texi2html: Change copyright header to refer to version
6947 3 of the GNU General Public License and to point readers at the
6948 COPYING3 file and the FSF's license web page.
6949 * config/vax/linux.h: Likewise.
6951 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
6953 * config/i386/i386.md (cmpcc): New.
6954 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
6955 (sync_compare_and_swap_cc*): Delete.
6957 * config/s390/s390.c (s390_compare_emitted): Remove.
6958 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
6959 s390_compare_emitted used to be handled. Assert that modes match.
6960 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
6961 refer to sync_compare_and_swap_ccsi.
6962 * config/s390/s390.h (s390_compare_emitted): Remove.
6963 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
6964 instead of s390_compare_emitted.
6965 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
6966 instead of s390_compare_emitted.
6967 * config/s390/s390.md (cmpcc): New.
6968 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
6969 CC_REGNUM, do not pretend it's set.
6970 (sync_compare_and_swap_cc*): Delete.
6971 * config/s390/predicates.md (cc_reg_operand): New.
6973 * expr.c (sync_compare_and_swap_cc): Delete.
6974 * optabs.h (sync_compare_and_swap_cc): Delete.
6975 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
6976 is being used with can_compare_p.
6977 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
6979 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
6980 look for a MODE_CC set instead. Use emit_store_flag.
6981 (expand_compare_and_swap_loop): Likewise, with some additional
6982 complication to avoid a force_reg when useless. Use
6983 emit_cmp_and_jump_insns.
6984 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
6985 * doc/md.texi (sync_compare_and_swap_cc): Merge with
6986 sync_compare_and_swap documentation.
6988 2009-04-09 Jan Hubicka <jh@suse.cz>
6990 * except.c (find_prev_try): Break out from ....
6991 (duplicate_eh_regions): ... here; properly update prev_try pointers
6992 when duplication part of tree.
6993 (dump_eh_tree): Improve dumping.
6994 (verify_eh_region): New.
6995 (verify_eh_tree): Use it.
6997 2009-04-06 Richard Guenther <rguenther@suse.de>
6999 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
7000 &ARRAY addresses by adjusting their types and prepending
7002 * tree-cfg.c (verify_gimple_assign_single): Verify that
7003 addresses are correct.
7005 2009-04-09 Richard Guenther <rguenther@suse.de>
7007 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
7008 indices into an array reference if possible.
7009 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7010 Fold POINTER_PLUS_EXPR statements with invariant address.
7012 2009-04-09 Alan Modra <amodra@bigpond.net.au>
7015 * config.gcc (powerpc64-*-linux*): Always build biarch.
7017 2009-04-09 Joseph Myers <joseph@codesourcery.com>
7020 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
7021 it and pedwarn if this results in an INTEGER_CST.
7023 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7025 * doc/install.texi: Update minimum GMP version. Remove obsolete
7026 text in MPFR section.
7028 2009-04-08 Jakub Jelinek <jakub@redhat.com>
7030 * dwarf2out.c (class_scope_p): New static inline.
7031 (class_or_namespace_scope_p): Use it.
7032 (gen_variable_die): Use DW_TAG_member tag for static data member
7033 declarations instead of DW_TAG_variable.
7036 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
7039 2009-04-08 Richard Guenther <rguenther@suse.de>
7041 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
7042 valueize random data.
7044 2009-04-08 David Edelsohn <edelsohn@gnu.org>
7046 * config.gcc (aix tm_file): Add aix-stdint.h.
7047 (aix tm clause use_gcc_stdint): Set to wrap.
7048 * config/rs6000/aix-stdint.h: New file.
7050 2009-04-08 Richard Guenther <rguenther@suse.de>
7053 * tree-dfa.c (add_referenced_var): Do not recurse into
7054 global initializers.
7055 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
7057 (fold_const_aggregate_ref): Likewise.
7059 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
7061 * recog.c (ordered_comparison_operator): New.
7062 * gensupport.c (std_preds): Add it.
7063 * doc/md.texi (Machine-Independent Predicates): Document it.
7065 2009-04-08 Jan Hubicka <jh@suse.cz>
7067 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
7068 * function.h (rtl_eh): Remove exception_handler_label_map.
7069 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
7070 remove_exception_handler_label, for_each_eh_label_1): Remove.
7071 (rtl_remove_unreachable_regions): Remove.
7072 (convert_from_eh_region_ranges): Do not remove unreachable regions.
7073 (find_exception_handler_labels): Don't build the hashtable.
7074 (maybe_remove_eh_handler): Remove.
7075 (for_each_eh_label): Rewrite to walk the tree.
7076 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
7077 * except.h (maybe_remove_eh_handler): Remove.
7078 * passes.c (init_optimization_passes): Schedule second EH cleanup
7080 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
7081 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
7083 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
7085 * genoutput.c (validate_optab_operands): New.
7086 (gen_insn, gen_expand): Call it.
7088 * genflags.c (gen_insn): Detect misused iterators.
7089 (main): Pass line_no to gen_insn, exit with status 1 on error.
7091 * genextract.c (line_no): Make global.
7092 (VEC_safe_set_locstr): Change assertion to error message.
7093 (main): Exit with status 1 on error.
7095 2009-04-08 Joseph Myers <joseph@codesourcery.com>
7099 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
7100 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
7101 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
7102 * c-convert.c (convert): Do not call fold on results of conversion
7103 functions when the result is a C_MAYBE_CONST_EXPR.
7104 * c-parser.c (c_parser_postfix_expression): Do not fold condition
7105 of __builtin_choose_expr.
7106 * c-typeck.c (remove_c_maybe_const_expr): New.
7107 (build_unary_op, build_conditional_expr, build_compound_expr,
7108 build_binary_op, c_objc_common_truthvalue_conversion): Call
7109 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
7112 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
7114 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
7115 CODE to produce a new one. Add a prototype to use fold_convert_const
7117 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
7120 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
7121 mix declarations and code.
7123 2009-04-08 Ben Elliston <bje@au.ibm.com>
7125 * gcc.c: Replace `CC' with `GCC' throughout.
7127 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
7129 * doc/invoke.texi: Document Atom support.
7131 2009-04-07 Jason Merrill <jason@redhat.com>
7134 * c-common.h, c-common.c: Add flag_pretty_templates.
7135 * c-opts.c (c_common_handle_option): Set it.
7136 * c.opt: Add -fno-pretty-templates.
7137 * doc/invoke.texi (C++ Dialect Options): Likewise.
7139 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
7141 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
7142 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
7143 (ia64_expand_builtin): Likewise.
7145 2009-04-07 Martin Jambor <mjambor@suse.cz>
7147 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
7148 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
7149 ADDR_EXPRS are include too.
7151 2009-04-07 Richard Guenther <rguenther@suse.de>
7153 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
7154 decls are only used if passes as parameters or if they are
7155 local statics and the call is not to a builtin.
7156 (call_may_clobber_ref_p_1): Likewise.
7158 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7160 * expr.c (do_store_flag): Remove last argument. Simplify code
7161 to avoid duplication of tests already done by can_compare_p.
7162 (expand_expr_real_1): Adjust caller.
7164 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7166 * optabs.c (can_compare_p): Test the predicate of a
7167 cbranch and cstore pattern.
7169 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7171 * expr.c (convert_move): Use emit_store_flag instead of
7174 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7176 * config/i386/i386.c (ix86_compare_emitted): Remove.
7177 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
7178 ix86_compare_op0 like ix86_compare_emitted used to be handled.
7179 * config/i386/i386.h (ix86_compare_emitted): Remove.
7180 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
7181 instead of ix86_compare_emitted.
7182 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
7184 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
7186 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
7187 Add t-sysroot-suffix to tmake_file.
7188 * config/print-sysroot-suffix.sh: New file.
7189 * config/t-sysroot-suffix: New file.
7191 2009-04-07 Ben Elliston <bje@au.ibm.com>
7193 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
7194 as the latter produces a warning when the target does not support
7197 2009-04-07 Ben Elliston <bje@au.ibm.com>
7199 * dfp.c: Replace type punning assignments with memcpy throughout.
7200 * Makefile.in (dfp.o-warn): Remove.
7202 2009-04-07 Alan Modra <amodra@bigpond.net.au>
7205 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
7206 Include soft-fp/t-softfp after rs6000/t-linux64.
7208 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
7210 * stor-layout.c (set_sizetype): Use the full precision of their
7211 machine mode for bitsize types.
7213 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
7215 * config/i386/i386.md: Revert 2 accidental checkins.
7217 2009-04-06 Joey Ye <joey.ye@intel.com>
7218 Xuepeng Guo <xuepeng.guo@intel.com>
7219 H.J. Lu <hongjiu.lu@intel.com>
7221 Atom pipeline model, tuning and insn selection.
7222 * config.gcc (atom): Add atom config options and target.
7224 * config/i386/atom.md: New.
7226 * config/i386/i386.c (atom_cost): New cost.
7227 (m_ATOM): New macro flag.
7228 (initial_ix86_tune_features): Set m_ATOM.
7229 (x86_accumulate_outgoing_args): Likewise.
7230 (x86_arch_always_fancy_math_387): Likewise.
7231 (processor_target): Add Atom cost.
7232 (cpu_names): Add Atom cpu name.
7233 (override_options): Set Atom ISA.
7234 (ix86_issue_rate): New case PROCESSOR_ATOM.
7235 (ix86_adjust_cost): Likewise.
7237 * config/i386/i386.h (TARGET_ATOM): New target macro.
7238 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
7239 (TARGET_OPT_AGU): New target option.
7240 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
7241 (processor_type): Add PROCESSOR_ATOM.
7243 * config/i386/i386.md (cpu): Add new value "atom".
7244 (use_carry, movu): New attr.
7245 (atom.md): Include atom.md.
7246 (adddi3_carry_rex64): Set attr "use_carry".
7247 (addqi3_carry): Likewise.
7248 (addhi3_carry): Likewise.
7249 (addsi3_carry): Likewise.
7250 (*addsi3_carry_zext): Likewise.
7251 (subdi3_carry_rex64): Likewise.
7252 (subqi3_carry): Likewise.
7253 (subhi3_carry): Likewise.
7254 (subsi3_carry): Likewise.
7255 (x86_movdicc_0_m1_rex64): Likewise.
7256 (*x86_movdicc_0_m1_se): Likewise.
7257 (x86_movsicc_0_m1): Likewise.
7258 (*x86_movsicc_0_m1_se): Likewise.
7259 (*adddi_1_rex64): Emit add insn as much as possible.
7260 (*addsi_1): Likewise.
7261 (return_internal): Set atom_unit.
7262 (return_internal_long): Likewise.
7263 (return_pop_internal): Likewise.
7264 (*rcpsf2_sse): Set atom_sse_attr attr.
7265 (*qrt<mode>2_sse): Likewise.
7266 (*prefetch_sse): Likewise.
7268 * config/i386/i386-c.c (ix86_target_macros_internal): New case
7270 (ix86_target_macros_internal): Likewise.
7272 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
7273 (*prefetch_sse_rex): Likewise.
7274 (sse_rcpv4sf2): Likewise.
7275 (sse_vmrcpv4sf2): Likewise.
7276 (sse_sqrtv4sf2): Likewise.
7277 (<sse>_vmsqrt<mode>2): Likewise.
7278 (sse_ldmxcsr): Likewise.
7279 (sse_stmxcsr): Likewise.
7280 (*sse_sfence): Likewise.
7281 (sse2_clflush): Likewise.
7282 (*sse2_mfence): Likewise.
7283 (*sse2_lfence): Likewise.
7284 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
7285 (<sse>_movup<ssemodesuffixf2c>): Likewise.
7286 (avx_movdqu<avxmodesuffix>): Likewise.
7287 (avx_lddqu<avxmodesuffix>): Likewise.
7288 (sse2_movntv2di): Change attr "type" to "ssemov".
7289 (sse2_movntsi): Likewise.
7290 (rsqrtv8sf2): Change attr "type" to "sseadd".
7291 (sse3_addsubv2df3): Set attr "atom_unit".
7292 (sse3_h<plusminus_insn>v4sf3): Likewise.
7293 (*sse2_pmaddwd): Likewise.
7294 (*vec_extractv2di_1_rex64): Likewise.
7295 (*vec_extractv2di_1_avx): Likewise.
7296 (sse2_psadbw): Likewise.
7297 (ssse3_phaddwv8hi3): Likewise.
7298 (ssse3_phaddwv4hi3): Likewise.
7299 (ssse3_phadddv4si3): Likewise.
7300 (ssse3_phadddv2si3): Likewise.
7301 (ssse3_phaddswv8hi3): Likewise.
7302 (ssse3_phaddswv4hi3): Likewise.
7303 (ssse3_phsubwv8hi3): Likewise.
7304 (ssse3_phsubwv4hi3): Likewise.
7305 (ssse3_phsubdv4si3): Likewise.
7306 (ssse3_phsubdv2si3): Likewise.
7307 (ssse3_phsubswv8hi3): Likewise.
7308 (ssse3_phsubswv4hi3): Likewise.
7309 (ssse3_pmaddubsw128): Likewise.
7310 (sse3_pmaddubsw: Likewise.
7311 (ssse3_palignrti): Likewise.
7312 (ssse3_palignrdi): Likewise.
7314 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
7316 * doc/install.texi (Specific): Fix two cross-references to MinGW.
7318 2009-04-06 Richard Guenther <rguenther@suse.de>
7320 PR tree-optimization/28868
7321 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
7322 of which PHI results we inserted.
7323 (insert_into_preds_of_block): Record inserted PHIs.
7324 (eliminate): Eliminate redundant PHI nodes.
7325 (init_pre): Init inserted_phi_names.
7327 2009-04-06 Richard Guenther <rguenther@suse.de>
7329 PR tree-optimization/39643
7330 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
7331 IMAGPART_EXPRs of complex constants.
7332 (execute_fold_all_builtins): If we folded a call queue
7333 TODO_update_address_taken.
7335 2009-04-06 Jan Hubicka <jh@suse.cz>
7338 * except.c (remove_unreachable_regions): Propagate may_contain_throw
7341 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
7343 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
7345 (ic_invalidate_array): Likewise.
7347 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
7349 * calls.c (emit_library_call_value_1): Fix a problem with parameter
7350 alignment for library calls.
7352 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
7354 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
7355 (mingw32 tm clause use_gcc_stdint): Set to wrap.
7356 * config/i386/mingw-stdint.h: New file.
7358 2009-04-05 Richard Guenther <rguenther@suse.de>
7360 PR tree-optimization/39648
7361 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
7362 our &A vs. &A[0] IL deficiencies.
7364 2009-04-04 Jan Hubicka <jh@suse.cz>
7366 * except.c (sjlj_find_directly_reachable_regions): Be ready for
7367 removed toplevel regions.
7368 (sjlj_mark_call_sites): Likewise.
7370 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
7372 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
7373 (cygwin tm clause use_gcc_stdint): Set to wrap.
7374 * config/i386/cygwin-stdint.h: New file.
7376 2009-04-04 Richard Guenther <rguenther@suse.de>
7378 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
7379 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
7380 single-argument PHIs if we are in loop-closed SSA form.
7381 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
7382 for the pre-condition.
7383 (slpeel_tree_peel_loop_to_edge): Likewise.
7384 (vect_build_loop_niters): Take an optional sequence to append stmts.
7385 (vect_generate_tmps_on_preheader): Likewise.
7386 (vect_do_peeling_for_loop_bound): Take extra guards for the
7388 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
7389 the cost model check.
7390 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
7391 guards if we are going to peel. Do not apply versioning in that case.
7392 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
7393 (vect_do_peeling_for_loop_bound): Likewise.
7394 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
7395 loop bound only record extra pre-conditions, do not apply loop
7398 2009-04-04 Richard Guenther <rguenther@suse.de>
7400 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
7403 2009-04-04 Jan Hubicka <jh@suse.cz>
7405 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
7406 last_basic_block for size of bb->index indexed array.
7407 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
7408 compute_out, link_btr_uses, build_btr_def_use_webs,
7409 build_btr_def_use_webs, migrate_btr_defs): Likewise.
7411 2009-04-04 Jan Hubicka <jh@suse.cz>
7413 * except.c (remove_eh_handler_and_replace): Break out from ...
7414 (remove_eh_handler): ... here.
7415 (bring_to_root): New function.
7416 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
7417 handled ones, bring others to root of tree.
7419 2009-04-04 Jan Hubicka <jh@suse.cz>
7421 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
7422 (all_phis_safe_to_merge): New function.
7423 (update_info): New structure.
7424 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
7425 (cleanup_empty_eh): Update SSA if possible.
7427 2009-04-04 Richard Guenther <rguenther@suse.de>
7429 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
7430 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
7431 (append_vuse): Likewise.
7433 2009-04-04 Jakub Jelinek <jakub@redhat.com>
7435 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
7436 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
7437 instead of REG_UNSAVED for DW_CFA_undefined.
7438 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
7439 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
7442 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
7445 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
7446 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
7447 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
7449 2009-04-04 Richard Guenther <rguenther@suse.de>
7451 PR tree-optimization/8781
7452 PR tree-optimization/37892
7453 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
7454 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
7455 (valueize_refs): Call it for *& valueizations.
7456 (shared_reference_ops_from_ref): Rename to ...
7457 (valueize_shared_reference_ops_from_ref): ... this and valueize.
7458 (shared_reference_ops_from_call): Rename to ...
7459 (valueize_shared_reference_ops_from_call): ... this and valueize.
7460 (vn_reference_lookup): Update.
7461 (visit_reference_op_call): Likewise.
7462 * tree-ssa-pre.c (phi_translate_1): Fold *&.
7463 (eliminate): Value-replace the call address in call statements.
7465 2009-04-04 Richard Guenther <rguenther@suse.de>
7467 PR tree-optimization/39636
7468 * tree-ssa-forwprop.c
7469 (forward_propagate_addr_into_variable_array_index): Check for
7470 GIMPLE_ASSIGN before accessing the rhs code.
7472 2009-04-03 Jason Merrill <jason@redhat.com>
7474 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
7476 2009-04-03 Steve Ellcey <sje@cup.hp.com>
7478 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
7479 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
7480 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
7481 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
7482 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
7483 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
7484 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
7485 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
7486 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
7487 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
7488 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
7489 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
7490 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
7491 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
7492 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
7493 Use fr_reg_or_fp01_operand instead of fr_register_operand
7495 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
7496 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
7497 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
7499 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
7501 PR rtl-optimization/39607
7502 PR rtl-optimization/39631
7506 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7507 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
7508 instead of DF_LR_OUT.
7509 * ira-lives.c (process_bb_node_lives): Ditto.
7510 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
7511 instead of DF_LR_{OUT,IN}.
7512 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
7513 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
7515 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
7517 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
7518 (execute_lower_omp): Always run but take the short way out if -fopenmp
7520 (gate_lower_omp): Remove, forcing the pass manager to always run the
7521 pass and always set PROP_gimple_lomp.
7522 (pass_lower_omp): Remove gate function.
7523 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
7524 PROP_trees. Instead, require it.
7525 * ipa-cp.c (pass_ipa_cp): Likewise.
7526 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
7527 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
7528 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
7529 and PROP_gimple_leh.
7531 2009-04-03 Richard Guenther <rguenther@suse.de>
7534 PR tree-optimization/23940
7535 PR tree-optimization/33237
7538 PR tree-optimization/36201
7539 PR tree-optimization/36230
7540 PR tree-optimization/38049
7541 PR tree-optimization/38207
7542 PR tree-optimization/38230
7543 PR tree-optimization/38301
7544 PR tree-optimization/38585
7546 PR tree-optimization/38985
7547 PR tree-optimization/39299
7548 * tree-ssa-structalias.h: Remove.
7549 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
7550 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
7551 (struct vuse_element_d): Remove.
7552 (struct vuse_vec_d): Likewise.
7553 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
7554 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
7555 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
7556 VUSE_ELEMENT_VAR): Likewise.
7557 (struct voptype_d): Likewise.
7558 (NUM_VOP_FREE_BUCKETS): Likewise.
7559 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
7560 (struct stmt_operands_d): Remove.
7561 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
7562 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
7563 VDEF_NUM, VDEF_VECT): Likewise.
7564 (copy_virtual_operands): Remove.
7565 (operand_build_cmp): Likewise.
7566 (create_ssa_artificial_load_stmt): Likewise.
7567 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
7568 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
7569 vuse_index and mayuse_index members. Pack and move done and iter_type
7570 members to the front.
7571 (SSA_OP_VMAYUSE): Remove.
7572 (SSA_OP_VIRTUAL_USES): Adjust.
7573 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
7574 (unlink_stmt_vdef): Declare.
7575 (add_to_addressable_set): Remove.
7576 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
7577 (vrp_visit_stmt): Likewise.
7578 * doc/tree-ssa.texi (Alias analysis): Update.
7579 * doc/invoke.texi (max-aliased-vops): Remove docs.
7580 (avg-aliased-vops): Likewise.
7581 * tree-into-ssa.c (syms_to_rename): Remove.
7582 (need_to_update_vops_p): Likewise.
7583 (need_to_initialize_update_ssa_p): Rename to ...
7584 (update_ssa_initialized_fn): ... this. Track function we are
7586 (symbol_marked_for_renaming): Simplify.
7587 (add_new_name_mapping): Do not set need_to_update_vops_p.
7588 (dump_currdefs): Use SYMS_TO_RENAME.
7589 (rewrite_update_stmt): Always walk all uses/defs.
7590 (dump_update_ssa): Adjust.
7591 (init_update_ssa): Take function argument. Track what we are
7593 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
7594 (create_new_def_for): Initialize for cfun, assert we are initialized
7596 (mark_sym_for_renaming): Simplify.
7597 (mark_set_for_renaming): Do not initialize update-ssa.
7598 (need_ssa_update_p): Simplify. Take function argument.
7599 (name_mappings_registered_p): Assert we ask for the correct function.
7600 (name_registered_for_update_p): Likewise.
7601 (ssa_names_to_replace): Likewise.
7602 (release_ssa_name_after_update_ssa): Likewise.
7603 (update_ssa): Likewise. Use SYMS_TO_RENAME.
7604 (dump_decl_set): Do not print a newline.
7605 (debug_decl_set): Do it here.
7606 (dump_update_ssa): And here.
7607 * tree-ssa-loop-im.c (move_computations): Adjust.
7608 (movement_possibility): Likewise.
7609 (determine_max_movement): Likewise.
7610 (gather_mem_refs_stmt): Likewise.
7611 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
7613 * tree-complex.c (update_all_vops): Remove.
7614 (expand_complex_move): Adjust.
7615 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
7616 Simplify test for memory referencing statement. Exclude
7617 non-invariant ADDR_EXPRs.
7618 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
7619 * tree-loop-distribution.c (generate_memset_zero): Adjust.
7620 (rdg_flag_uses): Likewise.
7621 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
7623 (tree_optimize_tail_calls_1): Also split the
7624 edge from the entry block if we have degenerate PHI nodes in
7625 the first basic block.
7626 * tree.c (init_ttree): Remove memory-tag related code.
7627 (tree_code_size): Likewise.
7628 (tree_node_structure): Likewise.
7629 (build7_stat): Re-write to be build6_stat.
7630 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
7631 (SSA_VAR_P): Adjust.
7632 (struct tree_memory_tag): Remove.
7633 (struct tree_memory_partition_tag): Likewise.
7634 (union tree_node): Adjust.
7635 (build7): Re-write to be build6.
7636 * tree-pass.h (pass_reset_cc_flags): Remove.
7637 (TODO_update_address_taken): New flag.
7638 (pass_simple_dse): Remove.
7639 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
7640 * params.h (MAX_ALIASED_VOPS): Remove.
7641 (AVG_ALIASED_VOPS): Likewise.
7642 * omp-low.c (expand_omp_taskreg): Update SSA form.
7643 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
7644 aliases the lhs in a copy stmt.
7645 * tree-ssa-dse.c (struct address_walk_data): Remove.
7646 (memory_ssa_name_same): Likewise.
7647 (memory_address_same): Likewise.
7648 (get_kill_of_stmt_lhs): Likewise.
7649 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
7650 unused stores. Look through PHI nodes into post-dominated regions.
7651 (dse_optimize_stmt): Simplify. Properly remove stores.
7652 (tree_ssa_dse): Compute dominators.
7653 (execute_simple_dse): Remove.
7654 (pass_simple_dse): Likewise.
7655 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
7656 gimple_loaded_syms and gimple_stored_syms computation.
7657 * toplev.c (dump_memory_report): Dump alias and pta stats.
7658 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
7659 (vn_reference_eq): Likewise.
7660 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
7661 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
7662 valueize_vuses): Remove.
7663 (get_def_ref_stmt_vuses): Simplify. Rename to ...
7664 (get_def_ref_stmt_vuse): ... this.
7665 (vn_reference_lookup_2): New function.
7666 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
7667 walking equivalent vuses. Simplify.
7668 (vn_reference_lookup): Likewise.
7669 (vn_reference_insert): Likewise.
7670 (vn_reference_insert_pieces): Likewise.
7671 (visit_reference_op_call): Simplify.
7672 (visit_reference_op_load): Likewise.
7673 (visit_reference_op_store): Likewise.
7674 (init_scc_vn): Remove shared_lookup_vuses initialization.
7675 (free_scc_vn): Remove shared_lookup_vuses freeing.
7676 (sort_vuses, sort_vuses_heap): Remove.
7677 (get_ref_from_reference_ops): Export.
7678 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
7679 vector with single vuse pointer.
7680 (vn_reference_lookup_pieces, vn_reference_lookup,
7681 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
7682 (shared_vuses_from_stmt): Remove.
7683 (get_ref_from_reference_ops): Declare.
7684 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
7685 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
7686 memory-tag related code.
7687 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
7688 (likely_value): Add comment, skip static-chain of call statements.
7689 (surely_varying_stmt_p): Adjust.
7690 (gimplify_and_update_call_from_tree): Likewise.
7691 (execute_fold_all_builtins): Do not rebuild alias info.
7692 (gimplify_and_update_call_from_tree): Properly update VOPs.
7693 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
7694 (copy_ref_info): Remove memory-tag related code.
7695 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
7696 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
7697 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
7699 * tree-ssa-dom.c (gimple_p): Remove typedef.
7700 (eliminate_redundant_computations): Adjust.
7701 (record_equivalences_from_stmt): Likewise.
7702 (avail_expr_hash): Likewise.
7703 (avail_expr_eq): Likewise.
7704 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
7705 (stmt_makes_single_load): Likewise.
7706 (stmt_makes_single_store): Likewise.
7707 * tree-ssa-alias.c: Rewrite completely.
7708 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
7709 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
7710 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
7711 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
7712 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
7713 Remove public functions.
7714 (pass_reset_cc_flags): Remove.
7715 (pass_build_alias): Move ...
7716 * tree-ssa-structalias.c (pass_build_alias): ... here.
7717 * tree-ssa-alias.c (may_be_aliased): Move ...
7718 * tree-flow-inline.h (may_be_aliased): ... here.
7719 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
7720 count_uses_and_derefs): Move ...
7721 * gimple.c: ... here.
7722 * gimple.h (count_uses_and_derefs): Declare.
7723 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
7724 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
7725 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
7726 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
7727 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
7728 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
7729 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
7731 * tree-dfa.c (refs_may_alias_p): Move ...
7732 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
7733 * tree-ssa-alias.h: New file.
7734 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
7735 (statement_sink_location): Likewise.
7736 * opts.c (decode_options): Do not adjust max-aliased-vops or
7737 avg-aliased-vops values.
7738 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
7739 (TV_CALL_CLOBBER): Likewise.
7740 (TV_FLOW_SENSITIVE): Likewise.
7741 (TV_FLOW_INSENSITIVE): Likewise.
7742 (TV_MEMORY_PARTITIONING): Likewise.
7743 (TV_ALIAS_STMT_WALK): New timevar.
7744 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
7745 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
7746 (get_address_description): Remove memory-tag related code.
7747 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
7748 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
7749 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
7750 and immediate uses in statements. Document.
7751 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
7752 (dump_symbols): Remove.
7753 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
7754 * alias.c (get_deref_alias_set): New function split out from ...
7755 (get_alias_set): ... here.
7756 * alias.h (get_deref_alias_set): Declare.
7757 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
7758 type parameter. Remove restrict pointer handling. Create a
7759 ref-all pointer in case type-based alias sets do not conflict.
7760 (vect_analyze_data_refs): Remove SMT related code.
7761 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
7762 (vectorizable_load): Likewise.
7763 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
7764 (DR_SYMBOL_TAG, DR_VOPS): Remove.
7765 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
7766 Ignore vops and SMTs.
7767 (dr_analyze_alias): Likewise..
7768 (free_data_ref): Likewise.
7769 (create_data_ref): Likewise.
7770 (analyze_all_data_dependences): Likewise.
7771 (get_references_in_stmt): Adjust.
7772 * tree-flow-inline.h (gimple_aliases_computed_p,
7773 gimple_addressable_vars, gimple_call_clobbered_vars,
7774 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
7775 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
7776 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
7777 gimple_mem_ref_stats): Remove.
7778 (gimple_vop): New function.
7779 (op_iter_next_use): Remove vuses and mayuses cases.
7780 (op_iter_next_def): Remove vdefs case.
7781 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
7782 (clear_and_done_ssa_iter): Do not set removed fields.
7783 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
7784 Assert we are not iterating over vuses or vdefs if not also
7785 iterating over uses or defs.
7786 (op_iter_init_use): Likewise.
7787 (op_iter_init_def): Likewise.
7788 (op_iter_next_vdef): Remove.
7789 (op_iter_next_mustdef): Likewise.
7790 (op_iter_init_vdef): Likewise.
7791 (compare_ssa_operands_equal): Likewise.
7792 (link_use_stmts_after): Handle vuse operand.
7793 (is_call_used): Use is_call_clobbered.
7794 (is_call_clobbered): Global variables are always call clobbered,
7795 query the call-clobbers bitmap.
7796 (mark_call_clobbered): Ignore global variables.
7797 (clear_call_clobbered): Likewise.
7798 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
7799 virtual operands sanity check.
7800 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
7802 (TARGET_MEM_REF): Remove TMR_TAG operand.
7803 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
7804 Remove call-clobber related code.
7805 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
7806 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
7807 partitions or escape reason.
7808 (get_single_def_stmt, get_single_def_stmt_from_phi,
7809 get_single_def_stmt_with_phi): Remove.
7810 (dump_referenced_vars): Tidy.
7811 (get_ref_base_and_extent): Allow bare decls.
7812 (collect_dfa_stats): Adjust.
7813 * graphite.c (rename_variables_in_stmt): Adjust.
7814 (graphite_copy_stmts_from_block): Likewise.
7815 (translate_clast): Likewise.
7816 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
7818 (translate_vuse_through_block): Use the oracle.
7819 (phi_translate_1): Adjust.
7820 (value_dies_in_block_x): Use the oracle. Cache the outcome
7822 (valid_in_sets): Check if the VUSE for
7823 a REFERENCE is available.
7824 (eliminate): Do not remove stmts during elimination,
7825 instead queue and remove them afterwards.
7826 (do_pre): Do not rebuild alias info.
7827 (pass_pre): Run TODO_rebuild_alias before PRE.
7828 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
7829 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
7830 (mark_all_v_defs_stmt): Remove.
7831 (mark_all_v_defs_seq): Adjust.
7832 (sra_replace): Likewise.
7833 (scalarize_use): Likewise.
7834 (scalarize_copy): Likewise.
7835 (scalarize_init): Likewise.
7836 (scalarize_ldst): Likewise.
7837 (todoflags): Remove.
7838 (tree_sra): Do not rebuild alias info.
7839 (tree_sra_early): Adjust.
7840 (pass_sra): Run TODO_update_address_taken before SRA.
7841 * tree-predcom.c (set_alias_info): Remove.
7842 (prepare_initializers_chain): Do not call it.
7843 (mark_virtual_ops_for_renaming): Adjust.
7844 (mark_virtual_ops_for_renaming_list): Remove.
7845 (initialize_root_vars): Adjust.
7846 (initialize_root_vars_lm): Likewise.
7847 (prepare_initializers_chain): Likewise.
7848 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
7849 (may_propagate_copy_into_stmt): Likewise.
7850 (merge_alias_info): Do nothing for now.
7851 (propagate_tree_value_into_stmt): Adjust.
7852 (stmt_may_generate_copy): Likewise.
7853 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
7854 not mark symbols for renaming.
7855 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
7856 with the same statement, make sure to update the new pointed-to one.
7857 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
7858 call statements, do not mark symbols for renaming.
7859 (mark_operand_necessary): Dump something.
7860 (ref_may_be_aliased): New function.
7861 (mark_aliased_reaching_defs_necessary_1): New helper function.
7862 (mark_aliased_reaching_defs_necessary): Likewise.
7863 (mark_all_reaching_defs_necessary_1): Likewise.
7864 (mark_all_reaching_defs_necessary): Likewise.
7865 (propagate_necessity): Do not process virtual PHIs. For
7866 non-aliased loads mark all reaching definitions as necessary.
7867 For aliased loads and stores mark the immediate dominating
7868 aliased clobbers as necessary.
7869 (visited): New global static.
7870 (perform_tree_ssa_dce): Free visited bitmap after propagating
7872 (remove_dead_phis): Perform simple dead virtual PHI removal.
7873 (remove_dead_stmt): Properly unlink virtual operands when
7875 (eliminate_unnecessary_stmts): Schedule PHI removal after
7877 * tree-ssa-ter.c (is_replaceable_p): Adjust.
7878 (process_replaceable): Likewise.
7879 (find_replaceable_in_bb): Likewise.
7880 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
7881 based on the single gimple vop.
7882 (verify_flow_insensitive_alias_info): Remove.
7883 (verify_flow_sensitive_alias_info): Likewise.
7884 (verify_call_clobbering): Likewise.
7885 (verify_memory_partitions): Likewise.
7886 (verify_alias_info): Likewise.
7887 (verify_ssa): Adjust..
7888 (execute_update_addresses_taken): Export. Update SSA
7889 manually. Optimize only when optimizing. Use a local bitmap.
7890 (pass_update_address_taken): Remove TODO_update_ssa, add
7892 (pass_update_address_taken): Just use TODO_update_address_taken.
7893 (init_tree_ssa): Do not initialize addressable_vars.
7894 (verify_ssa): Verify new VUSE / VDEF properties.
7895 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
7896 Do not call verify_alias_info.
7897 (delete_tree_ssa): Clear the VUSE, VDEF operands.
7898 Do not free the loaded and stored syms bitmaps. Reset the escaped
7899 and callused solutions. Do not free addressable_vars.
7900 Remove memory-tag related code.
7901 (warn_uninitialized_var): Aliases are always available.
7902 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
7903 * lambda-code.c (can_put_in_inner_loop): Adjust.
7904 (can_put_after_inner_loop): Likewise.
7905 (perfect_nestify): Likewise.
7906 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
7907 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
7908 (vectorizable_conversion): Do not mark symbols for renaming.
7909 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
7910 (expand_call_inline): Unlink the calls virtual operands before
7912 (tree_function_versioning): Do not call update_ssa if we are not
7913 updating clones. Simplify.
7914 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
7915 (propagate_with_phi): Likewise..
7916 * tree-outof-ssa.c (create_temp): Remove memory tag and call
7917 clobber code. Assert we are not aliased or global.
7918 * tree-flow.h: Include tree-ssa-alias.h
7919 (enum escape_type): Remove.
7920 (struct mem_sym_stats_d): Likewise.
7921 (struct mem_ref_stats_d): Likewise.
7922 (struct gimple_df): Add vop member. Remove global_var,
7923 call_clobbered_vars, call_used_vars, addressable_vars,
7924 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
7925 escaped and callused members.
7926 (struct ptr_info_def): Remove all members, add points-to solution
7928 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
7929 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
7930 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
7931 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
7932 (tree-ssa-alias.o): Likewise.
7933 (toplev.o): Add tree-ssa-alias.h
7934 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
7935 * gimple.c (gimple_set_bb): Fix off-by-one error.
7936 (is_gimple_reg): Do not handle memory tags.
7937 (gimple_copy): Also copy virtual operands.
7938 Delay updating the statement. Do not reset loaded and stored syms.
7939 (gimple_set_stored_syms): Remove.
7940 (gimple_set_loaded_syms): Likewise.
7941 (gimple_call_copy_skip_args): Copy the virtual operands
7942 and mark the new statement modified.
7943 * tree-ssa-structalias.c (may_alias_p): Remove.
7944 (set_uids_in_ptset): Take the alias set to prune with as
7945 parameter. Fold in the alias test of may_alias_p.
7946 (compute_points_to_sets): Compute whether a ptr is dereferenced
7948 (process_constraint): Deal with &ANYTHING on the lhs, reject all
7949 other ADDRESSOF constraints on the lhs.
7950 (get_constraint_for_component_ref): Assert that we don't get
7951 ADDRESSOF constraints from the base of the reference.
7952 Properly generate UNKNOWN_OFFSET for DEREF if needed.
7953 (struct variable_info): Remove collapsed_to member.
7954 (get_varinfo_fc): Remove.
7955 (new_var_info): Do not set collapsed_to.
7956 (dump_constraint): Do not follow cycles.
7957 (dump_constraint_graph): Likewise.
7958 (build_pred_graph): Likewise.
7959 (build_succ_graph): Likewise.
7960 (rewrite_constraints): Likewise.
7961 (do_simple_structure_copy): Remove.
7962 (do_rhs_deref_structure_copy): Remove.
7963 (do_lhs_deref_structure_copy): Remove.
7964 (collapse_rest_of_var): Remove.
7965 (do_structure_copy): Re-implement.
7966 (pta_stats): New global variable.
7967 (dump_pta_stats): New function.
7968 (struct constraint_expr): Make offset signed.
7969 (UNKNOWN_OFFSET): Define special value.
7970 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
7971 (solution_set_expand): New helper function split out from ...
7972 (do_sd_constraint): ... here.
7973 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
7974 (do_ds_constraint): Likewise.
7975 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
7976 and CALLUSED = *CALLUSED.
7977 (set_union_with_increment): Make inc argument signed.
7978 (type_safe): Remove.
7979 (get_constraint_for_ptr_offset): Handle unknown and negative
7981 (first_vi_for_offset): Handle offsets before start. Bail
7982 out early for offsets beyond the variable extent.
7983 (first_or_preceding_vi_for_offset): New function.
7984 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
7985 Together with ESCAPED = *ESCAPED this properly computes reachability.
7986 (find_what_var_points_to): New function.
7987 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
7988 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
7989 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
7990 pt_solutions_intersect): New functions.
7991 (compute_call_used_vars): Remove.
7992 (compute_may_aliases): New main entry into PTA computation.
7993 * gimple.h (gimple_p): New typedef.
7994 (struct gimple_statement_base): Remove references_memory_p.
7995 (struct gimple_statement_with_memory_ops_base): Remove
7996 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
7998 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
7999 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
8000 gimple_set_references_memory): Remove.
8001 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
8002 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
8004 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
8005 (verify_expr): Allow RESULT_DECL.
8006 (gimple_duplicate_bb): Do not copy virtual operands.
8007 (gimple_duplicate_sese_region): Adjust.
8008 (gimple_duplicate_sese_tail): Likewise.
8009 (mark_virtual_ops_in_region): Remove.
8010 (move_sese_region_to_fn): Do not call it.
8011 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
8012 and pass_simple_dse.
8013 (execute_function_todo): Handle TODO_update_address_taken,
8014 call execute_update_addresses_taken for TODO_rebuild_alias.
8015 (execute_todo): Adjust.
8016 (execute_one_pass): Init dump files early.
8017 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
8019 (create_general_new_stmt): Clear vops.
8020 * tree-ssa-reassoc.c (get_rank): Adjust.
8021 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
8022 symbols for renaming.
8023 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
8024 (PARAM_AVG_ALIASED_VOPS): Likewise.
8025 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
8026 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
8027 * tree-ssa-operands.c: Simplify for new virtual operand representation.
8028 (operand_build_cmp, copy_virtual_operands,
8029 create_ssa_artificial_load_stmt, add_to_addressable_set,
8030 gimple_add_to_addresses_taken): Remove public functions.
8031 (unlink_stmt_vdef): New function.
8033 2009-04-03 Alan Modra <amodra@bigpond.net.au>
8035 * config.gcc (powerpc-*-linux*): Merge variants.
8037 2009-04-02 Chao-ying Fu <fu@mips.com>
8038 James Grosbach <james.grosbach@microchip.com>
8040 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
8041 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
8043 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
8044 keep_interrupts_masked_p, use_debug_exception_return_p.
8045 (mips_attribute_table): Add interrupt, use_shadow_register_set,
8046 keep_interrupts_masked, use_debug_exception_return.
8047 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
8048 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
8050 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
8051 (mips_print_operand): Process COP0 registers to print $0 .. $31
8052 correctly for GAS to process.
8053 (mips_interrupt_extra_call_saved_reg_p): New function.
8054 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
8056 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
8057 (mips_compute_frame_info): Add supports for interrupt context that
8058 includes doubleword accumulators and COP0 registers.
8059 (mips_for_each_saved_acc): New function.
8060 (mips_for_each_saved_gpr_and_fpr): Change the function name from
8061 mips_for_each_saved_reg.
8062 (mips_save_reg): Save accumulators.
8063 (mips_kernel_reg_p): A new for_each_rtx callback.
8064 (mips_expand_prologue): Support interrupt handlers.
8065 (mips_restore_reg): Restore accumulators.
8066 (mips_expand_epilogue): Support interrupt handlers.
8067 (mips_can_use_return_insn): Return false for interrupt handlers.
8068 (mips_epilogue_uses): New function.
8069 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
8070 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
8071 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
8072 cop0_move): New instructions.
8073 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
8074 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
8076 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
8078 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
8079 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
8080 interrupt handlers, we use K0 as the temporary register.
8081 (EPILOGUE_USES): Change to a function call.
8082 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
8083 handlers, we use K0 as the temporary register.
8085 * doc/extend.texi (Function Attributes): Document interrupt,
8086 use_shadow_register_set, keep_interrupts_masked,
8087 use_debug_exception_return for MIPS attributes.
8089 2009-04-03 Alan Modra <amodra@bigpond.net.au>
8091 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
8092 Remove a number of t-files from tmake_file.
8093 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
8094 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
8095 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
8096 target_prototype, not TARGET_PROTOTYPE.
8097 (LINK_OS_GNU_SPEC): Define.
8098 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
8099 and darwin-ldoubdle.c.
8101 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8104 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
8105 (cpp_options): Ditto.
8106 (default_compilers): Ditto.
8107 (display_help): Ditto.
8108 (process_command): Ditto.
8110 (set_input): Use lbasename instead of duplicate code.
8111 (save_temps_prefix): New static for -save-temps=obj.
8112 (save_temps_length): Ditto.
8114 * doc/invoke.texi (-save-temps=obj): Document new variant to
8117 2009-04-02 Jeff Law <law@redhat.com>
8119 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
8122 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
8124 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
8125 * configure: Regenerated.
8127 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8129 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
8130 share the argument list.
8132 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8136 2009-02-12 Diego Novillo <dnovillo@google.com>
8138 * varpool.c (debug_varpool): New.
8139 * cgraph.h (debug_varpool): Declare.
8141 2009-04-02 Jan Hubicka <jh@suse.cz>
8143 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
8146 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
8148 * config/i386/i386.c (ix86_abi): Move initialization to ...
8149 (override_options): Here.
8151 2009-04-02 Christian Bruel <christian.bruel@st.com>
8153 * config/sh/sh.c (sh_dwarf_register_span): New function.
8154 (TARGET_DWARF_REGISTER_SPAN): Define.
8155 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
8157 2009-04-02 Ira Rosen <irar@il.ibm.com>
8159 PR tree-optimization/39595
8160 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
8161 interleaved loads group is not greater than the SLP group size.
8163 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8165 * builtins.c (is_builtin_name): New.
8166 (called_as_built_in): Use is_builtin_name.
8167 * tree.h (is_builtin_name): New.
8168 * varasm.c (incorporeal_function_p): Use is_builtin_name
8170 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
8172 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
8174 2009-04-02 Dodji Seketeli <dodji@redhat.com>
8177 * c-decl.c (clone_underlying_type): Move this ...
8178 * c-common.c (set_underlying_type): ... here.
8179 Also, make sure the function properly sets TYPE_STUB_DECL() on
8180 the newly created typedef variant type.
8181 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
8182 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
8185 2009-04-02 Richard Guenther <rguenther@suse.de>
8187 PR tree-optimization/37221
8188 * tree-flow.h (degenerate_phi_result): Declare.
8189 * tree-ssa-dom.c (degenerate_phi_result): Export.
8190 * tree-scalar-evolution.c (analyze_initial_condition): If
8191 the initial condition is defined by a degenerate PHI node
8192 use the degenerate value.
8194 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
8196 PR rtl-optimization/39588
8197 * combine.c (merge_outer_ops): Do not set the constant when this
8199 (simplify_shift_const_1): Do not modify it either in this case.
8201 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
8203 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
8204 tuning is deprecated if -mtune value is set to an Itanium1 variant.
8206 2009-04-01 Janis Johnson <janis187@us.ibm.com>
8209 * c-lex.c (interpret_float): Default (no suffix) is double.
8211 2009-04-1 Xinliang David Li <davidxl@google.com>
8213 * config/i386/i386.c (legitimate_constant_p): Recognize
8214 all one vector constant.
8216 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8218 * config/vax/vax.c: Add #includes to silence warnings.
8219 Change #include order to silence two warnings.
8221 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8223 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
8224 (ASM_SPEC): Pass -k to the assembler for PIC code.
8226 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8228 * config.gcc: Add vax-*-linux* to the switch.
8229 * config/vax/linux.h: New file. (TARGET_VERSION,
8230 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
8232 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8234 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
8235 Use predicate macros instead of GET_CODE() == foo.
8236 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
8237 ashlsi3, rotrsi3, <unnamed>): Likewise.
8239 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8241 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
8242 jbbccihi, jbbccisi): Remova trailing whitespace.
8243 * config/vax/constraints.md: Likewise.
8244 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8245 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
8246 * config/vax/predicates.md: Likewise.
8247 * config/vax/vax.c (print_operand_address, vax_output_int_move,
8248 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
8249 * config/vax/vax.h: Likewise.
8250 * config/vax/vax.md (nonlocal_goto): Likewise.
8252 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8254 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
8255 (indirectable_address_p, adjacent_operands_p): Add spaces around
8257 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
8259 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8261 * config/vax/vax.c (legitimate_constant_address_p,
8262 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
8263 index_term_p, reg_plus_index_p, legitimate_address_p,
8264 vax_mode_dependent_address_p): Update comments to match functions
8265 modified by the recent int->bool conversion.
8267 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8269 * config/vax/builtins.md: Update copyright message.
8270 * config/vax/constraints.md: Likewise.
8271 * config/vax/netbsd-elf.h: Likewise.
8272 * config/vax/predicates.md: Likewise.
8273 * config/vax/vax-protos.h: Likewise.
8274 * config/vax/vax.c: Likewise.
8275 * config/vax/vax.h: Likewise.
8276 * config/vax/vax.md: Likewise.
8277 * config/vax/vax.opt: Likewise.
8279 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8281 * config/vax/builtins.md (ffssi2, ffssi2_internal,
8282 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
8283 * config/vax/constraints.md (B, R): Likewise.
8284 * config/vax/predicates.md (external_memory_operand,
8285 nonimmediate_addsub_di_operand): Likewise.
8286 * config/vax/vax.c (vax_output_int_add): Likewise.
8287 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
8288 untyped_call): Likewise.
8290 2009-04-01 Matt Thomas <matt@3am-software.com>
8292 * config/vax/predicates.md: New file.
8293 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
8294 external_const_operand, nonsymbolic_operand, external_memory_operand,
8295 indirect_memory_operand, indexed_memory_operand,
8296 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
8297 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
8299 * config/vax/constraints.md: New file.
8300 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
8302 * config/vax/builtins.md: New file.
8303 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
8304 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
8306 * config/vax/vax.opt (mqmath): Add option.
8307 * config/vax/vax.md (isfx): Extend with DI.
8308 (VAXintQH, VAXintQHSD): Define.
8309 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
8310 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
8311 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
8312 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
8313 (movdi): Update constraints and use vax_output_int_move().
8314 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
8315 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
8316 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
8317 nonlocal_goto): New.
8318 (mov<mode>): Extend accepted operand types.
8319 (subdi3_old): Rename from subdi3, change update constraints and use
8320 a new implementation.
8321 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
8322 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
8323 MOVE_RATIO, CLEAR_RATIO): Define.
8324 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
8325 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
8326 (PRINT_OPERAND): Redefine using a function instead of inlined code.
8327 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
8328 (split_quadword_operands): Make static and really allow variable
8330 (print_operand_address): Update for PIC generation.
8331 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
8332 indexable_address_p, fixup_mathdi_operand,
8333 vax_expand_addsub_di_operands, adjacent_operands_p): New.
8334 (vax_float_literal, legitimate_constant_p,
8335 indirectable_constant_address_p, index_term_p,
8336 reg_plus_index_p): Return bool instead of int.
8337 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
8339 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
8341 (vax_output_conditional_branch): Indent.
8342 (legitimate_constant_address_p, indirectable_constant_address_p,
8343 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
8344 vax_mode_dependent_address_p): Return bool instead of int, update for
8346 * config/vax/vax-protos.h (legitimate_constant_address_p,
8347 legitimate_constant_p, legitimate_address_p,
8348 vax_mode_dependent_address_p): Change declaration to bool.
8349 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
8350 vax_expand_addsub_di_operands, vax_output_int_subtract,
8351 vax_output_movmemsi): Declare.
8352 (split_quadword_operands, vax_float_literal): Delete declaration.
8353 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
8354 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
8355 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
8356 ASM_OUTPUT_DWARF_PCREL): Define.
8357 (ASM_SPEC): Change definition to allow PIC generation.
8359 2009-04-01 Steve Ellcey <sje@cup.hp.com>
8361 * doc/sourcebuild.texi: Update front-end requirements.
8363 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8366 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
8367 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
8368 (booldi3_internal3): Use boolean_or_operator instead of
8371 2009-04-01 Joseph Myers <joseph@codesourcery.com>
8374 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
8375 declarator whose size is not an integer constant expression but
8376 folds to an integer constant, then treat it as a constant
8379 2009-04-01 Richard Guenther <rguenther@suse.de>
8381 * fold-const.c (fold_plusminus_mult_expr): Do not fold
8382 i * 4 + 2 to (i * 2 + 1) * 2.
8384 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8387 * c-parser.c (c_parser_asm_statement): Skip until close paren and
8388 return if c_parser_asm_string_literal returned NULL.
8390 2009-04-01 Nick Clifton <nickc@redhat.com>
8392 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
8394 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
8395 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
8396 other typedefs to avoid conflicts with libgcc2.c. Define labels
8397 to gain 16-bit bit-manipulation functions from libgcc2.c and then
8399 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
8400 to gain 16-bit trapping arithmetic functions from libgcc2.c and
8403 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
8405 * varasm.c (default_function_rodata_section): Declare DOT as
8408 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
8409 Andrey Galkin <agalkin@hypercom.com>
8412 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
8413 Make object_name unique for each process.
8415 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8418 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
8419 addressable variables in the parallel that could go out of scope while
8420 running queued tasks.
8422 2009-04-01 Anatoly Sokolov <aesok@post.ru>
8424 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
8425 (CASE_VALUES_THRESHOLD): Redefine.
8426 * config/avr/avr.c (avr_override_options): Remove initialization of
8427 avr_case_values_threshold variable.
8428 (avr_case_values_threshold): Remove variable. Add new function.
8429 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
8430 * config/avr/avr.opt (mno-tablejump): Remove option.
8431 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
8433 2009-04-01 DJ Delorie <dj@redhat.com>
8435 * varasm.c (default_function_rodata_section): Don't assume
8436 anything about where the first '.' in the section name is.
8438 2009-04-01 Alan Modra <amodra@bigpond.net.au>
8440 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
8441 rs6000_emit_stack_tie.
8443 2009-03-31 Ian Lance Taylor <iant@google.com>
8445 * tree-eh.c (tree_remove_unreachable_handlers): Compare
8446 gimple_code with GIMPLE_RESX, not RESX.
8448 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8450 * c-common.c (c_get_ident): New.
8451 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
8453 2009-04-01 Ben Elliston <bje@au.ibm.com>
8455 * config/rs6000/sysv4.opt (msdata): Improve option description.
8457 2009-03-31 Steve Ellcey <sje@cup.hp.com>
8459 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
8460 (divdf3_internal_lat): Remove.
8461 (divxf3_internal_lat): Remove.
8462 (divxf3_internal_thr): Remove.
8463 (divxf): Use divxf3_internal.
8464 * config/ia64/div.md (divsf3_internal_lat): New.
8465 (divdf3_internal_lat): New.
8466 (divxf3_internal): New.
8468 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8471 * Makefile.in (USE_GCC_STDINT): Define.
8472 (stmp-int-hdrs): Install stdint.h if applicable.
8473 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
8475 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
8476 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
8477 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
8478 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8479 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8480 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8481 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8482 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8483 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8484 (c_common_nodes_and_builtins): Initialize
8485 underlying_wchar_type_node. Do not initialize
8486 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
8487 nodes for new types.
8488 (c_stddef_cpp_builtins): Define macros for new types.
8489 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
8491 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
8492 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
8493 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
8494 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
8495 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
8496 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
8497 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
8498 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
8499 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
8500 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
8501 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
8502 int16_type_node, int32_type_node, int64_type_node,
8503 uint8_type_node, uint16_type_node, c_uint32_type_node,
8504 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
8505 int_least32_type_node, int_least64_type_node,
8506 uint_least8_type_node, uint_least16_type_node,
8507 uint_least32_type_node, uint_least64_type_node,
8508 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
8509 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
8510 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
8511 uintptr_type_node): Define.
8512 * c-cppbuiltin.c (builtin_define_constants,
8513 builtin_define_type_minmax): New.
8514 (builtin_define_stdint_macros): Define more macros.
8515 (c_cpp_builtins): Define more limit macros.
8517 (builtin_define_type_max): Define in terms of
8518 builtin_define_type_minmax. Remove is_long parameter. All
8520 * config.gcc (use_gcc_stdint): Define.
8521 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
8522 Add newlib-stdint.h for generic targets.
8523 * config/glibc-stdint.h, config/newlib-stdint.h,
8524 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
8525 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
8526 * config/score/score.h (UINTPTR_TYPE): Define.
8527 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8528 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8529 UINT64_TYPE, 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 * config/spu/spu.h (STDINT_LONG32): Define.
8536 * configure.ac (use_gcc_stdint): Substitute.
8537 * configure: Regenerate.
8538 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
8539 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
8540 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
8541 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
8542 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
8543 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
8544 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
8545 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
8546 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
8547 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
8548 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
8549 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
8550 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
8551 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
8552 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
8553 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
8554 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
8555 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
8556 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
8557 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
8558 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
8559 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
8560 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
8561 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8562 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8563 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8564 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8565 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8566 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
8568 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
8570 * loop-iv.c (suitable_set_for_replacement): Renamed from
8571 simplify_using_assignment; changed to return bool and to accept new
8572 args DEST and SRC. Return true iff we find a source/destination pair
8573 that can be used to make a replacement, and fill SRC and DEST if so.
8574 Remove arg ALTERED. Don't deal with altered regs here. All callers
8576 (simplify_using_initial_values): Deal with altered regs here and track
8577 more precisely the effect they have on the validity of our expression.
8579 * loop-iv.c (simplify_using_condition): A condition of the form
8580 (EQ REG CONST) can be used to simply make a substitution.
8581 (simplify_using_initial_values): Keep track of conditions we have seen
8582 and keep using them to simplify new expressions, while applying the
8583 same substitutions to them as to the expression.
8585 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8586 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
8589 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
8590 changed. Use this when trying to improve the upper bound.
8591 Generate the comparison by using simplify_gen_relational.
8593 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
8595 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
8597 (simplify_using_assignment, simplify_using_initial_values): Call
8598 replace_in_expr to make replacements. Call replace_single_def_regs
8599 once on the initial version of the expression.
8601 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8604 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
8606 2009-03-31 Richard Guenther <rguenther@suse.de>
8609 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
8610 equality comparisons. Fold C - X CMP X if C % 2 == 1.
8612 2009-03-31 Richard Guenther <rguenther@suse.de>
8614 * tree.h (div_if_zero_remainder): Declare.
8615 * fold-const.c (div_if_zero_remainder): Export.
8616 * tree-ssa-forwprop.c
8617 (forward_propagate_addr_into_variable_array_index): Handle
8618 constant array index addition outside of the variable index.
8620 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8623 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
8624 define_splits, floatunssi<mode>2): Require x87 conversions from
8625 DImode to be permitted.
8627 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8629 PR preprocessor/15638
8630 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
8632 2009-03-31 Richard Guenther <rguenther@suse.de>
8636 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
8637 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
8638 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
8639 a separate statement.
8640 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
8641 (lookup_tmp_var): Likewise.
8642 (is_gimple_formal_tmp_or_call_rhs): Remove.
8643 (is_gimple_reg_or_call_rhs): Rename to ...
8644 (is_gimple_reg_rhs_or_call): ... this.
8645 (is_gimple_mem_or_call_rhs): Rename to ...
8646 (is_gimple_mem_rhs_or_call): ... this.
8647 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
8648 DECL_GIMPLE_REG_P only if is_formal is true.
8649 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
8650 for non-proper post-modify expression gimplification.
8651 (gimplify_self_mod_expr): For post-modify expressions gimplify
8652 the lvalue to a minimal lvalue.
8653 (rhs_predicate_for): Remove formal temp case.
8654 (gimplify_modify_expr_rhs): Likewise.
8655 (gimplify_addr_expr): Use is_gimple_reg.
8656 (gimplify_expr): Remove formal temp cases.
8657 (gimple_regimplify_operands): Likewise.
8658 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
8659 and FILTER_EXPR like constants.
8660 * gimple.c (walk_gimple_op): Fix val_only initialization, use
8662 (is_gimple_formal_tmp_rhs): Remove.
8663 (is_gimple_reg_rhs): Remove special casing.
8664 (is_gimple_mem_rhs): Fix.
8665 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
8666 (is_gimple_formal_tmp_var): Remove.
8667 (is_gimple_formal_tmp_reg): Likewise.
8668 (is_gimple_min_lval): Allow invariant component ref parts.
8669 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
8670 is_gimple_formal_tmp_reg): Remove declarations.
8671 * tree-cfg.c (verify_expr): Verify that variables with address
8672 taken do not have DECL_GIMPLE_REG_P set.
8673 * tree-mudflap.c (mf_build_check_statement_for): Use
8674 force_gimple_operand instead of gimplify_expr.
8676 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
8678 * modulo-sched.c (sms_schedule_by_order): Pass the actual
8679 schedulable rows to compute_split_row.
8681 2009-03-31 Ben Elliston <bje@au.ibm.com>
8684 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
8687 2009-03-31 Alan Modra <amodra@bigpond.net.au>
8689 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
8690 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
8691 * configure: Regenerate.
8692 * config.in: Regenerate.
8693 * config/rs6000/rs6000.opt (mtls-markers): Add.
8694 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
8695 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
8696 (tls_ld_aix, tls_ld_sysv): Likewise.
8697 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
8698 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
8700 2009-03-31 Alan Modra <amodra@bigpond.net.au>
8702 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
8704 2009-03-30 Jan Hubicka <jh@suse.cz>
8706 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
8708 (tree_remove_unreachable_handlers): Cleanup EH predecestor
8709 detection and label handling.
8711 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
8713 * ira-int.h (ira_allocno): Rename left_conflicts_num to
8714 left_conflicts_size.
8715 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
8716 ALLOCNO_LEFT_CONFLICTS_SIZE.
8718 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
8719 remove_allocno_from_bucket_and_push,
8720 allocno_spill_priority_compare, push_allocnos_to_stack,
8721 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
8722 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
8723 (setup_allocno_left_conflicts_num): Ditto. Rename to
8724 setup_allocno_left_conflicts_size.
8725 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
8726 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
8727 setup_allocno_left_conflicts_size instead of
8728 setup_allocno_left_conflicts_num.
8730 * ira-build.c (ira_create_allocno): Use
8731 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
8732 ALLOCNO_LEFT_CONFLICTS_NUM.
8734 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
8736 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
8737 instead of DF_LR_OUT.
8739 * ira-lives.c (process_bb_node_lives): Ditto.
8741 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
8742 instead of DF_LR_{OUT,IN}.
8744 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
8746 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
8748 2009-03-30 Jan Hubicka <jh@suse.cz>
8750 * except.c (label_to_region_map): Fix thinko.
8752 2009-03-30 Steve Ellcey <sje@cup.hp.com>
8755 * tree.h (tree_find_value): New declaration.
8756 * tree.c (tree_find_value): New function.
8757 * varasm.c (assemble_external): Avoid duplicate entries on lists.
8759 2009-03-30 Jakub Jelinek <jakub@redhat.com>
8762 * c-decl.c (struct c_binding): Add locus field.
8763 (bind): Add locus argument, set locus field from it.
8764 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
8765 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
8766 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
8767 implicitly_declare, undeclared_variable, lookup_label,
8768 declare_label, c_make_fname_decl, c_builtin_function,
8769 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
8772 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
8775 * config/i386/i386.c (classify_argument): Check total size of
8778 2009-03-30 Martin Jambor <mjambor@suse.cz>
8780 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
8781 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
8782 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
8785 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
8786 seen_variable_array_ref while also traversing a union.
8788 * tree-inline.c (optimize_inline_calls): Do not call
8789 cgraph_node_remove_callees.
8790 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
8791 (pass_remove_cgraph_callee_edges): New variable.
8792 * passes.c (init_optimization_passes): Add
8793 pass_remove_cgraph_callee_edges after early inlining and before all
8794 late intraprocedural passes.
8796 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
8798 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8800 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
8803 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8805 * combine.c (simplify_comparison): Use have_insn_for.
8806 * dojump.c (do_jump): Likewise.
8808 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8810 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
8811 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
8812 sparc_compare_op0 like sparc_compare_emitted used to be handled.
8813 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
8814 instead of sparc_compare_emitted.
8815 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
8816 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
8817 instead of sparc_compare_emitted.
8819 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8821 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
8822 enter/exit cfglayout mode.
8823 (pass_partition_block): Require it.
8824 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
8825 (combine_instructions): Track basic blocks instead of labels.
8826 (update_cfg_for_uncondjump): New.
8827 (try_combine): Use it. Update jumps after rescanning.
8828 (pass_combine): Require PROP_cfglayout.
8829 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
8831 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8833 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
8834 Provide/destroy PROP_cfglayout respectively.
8835 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
8836 * tree-pass.h (PROP_cfglayout): New.
8838 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8840 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
8841 fold_convert_const_fixed_from_fixed,
8842 fold_convert_const_fixed_from_int,
8843 fold_convert_const_fixed_from_real, fold_negate_const): Do not
8844 set TREE_CONSTANT_OVERFLOW.
8845 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
8846 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
8848 2009-03-30 Ira Rosen <irar@il.ibm.com>
8850 * tree-vect-loop-manip.c: New file.
8851 * tree-vectorizer.c: Update documentation and included files.
8852 (vect_loop_location): Make extern.
8853 (rename_use_op): Move to tree-vect-loop-manip.c
8854 (rename_variables_in_bb, rename_variables_in_loop,
8855 slpeel_update_phis_for_duplicate_loop,
8856 slpeel_update_phi_nodes_for_guard1,
8857 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
8858 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
8859 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
8860 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
8861 find_loop_location): Likewise.
8862 (new_stmt_vec_info): Move to tree-vect-stmts.c.
8863 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
8864 get_vectype_for_scalar_type, vect_is_simple_use,
8865 supportable_widening_operation, supportable_narrowing_operation):
8867 (bb_in_loop_p): Move to tree-vect-loop.c.
8868 (new_loop_vec_info, destroy_loop_vec_info,
8869 reduction_code_for_scalar_code, report_vect_op,
8870 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
8871 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
8872 (vect_supportable_dr_alignment): Likewise.
8873 * tree-vectorizer.h (tree-data-ref.h): Include.
8874 (vect_loop_location): Declare.
8875 Reorganize function declarations according to the new file structure.
8876 * tree-vect-loop.c: New file.
8877 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
8878 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
8879 * tree-vect-data-refs.c: New file.
8880 * tree-vect-patterns.c (timevar.h): Don't include.
8881 * tree-vect-stmts.c: New file.
8882 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
8883 tree-vect-slp.c, tree-vect-loop.c.
8884 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
8885 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
8886 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
8887 (tree-vect-analyze.o): Remove.
8888 (tree-vect-transform.o): Likewise.
8889 (tree-vect-data-refs.o): Add rule.
8890 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
8891 tree-vect-slp.o): Likewise.
8892 (tree-vect-patterns.o): Remove redundant dependencies.
8893 (tree-vectorizer.o): Likewise.
8894 * tree-vect-slp.c: New file.
8896 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8898 * optc-gen.awk: Warn if an option flag has multiple different
8901 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
8903 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
8904 -floop-block): Document dependences on PPL, CLooG and Graphite.
8906 2009-03-30 Joseph Myers <joseph@codesourcery.com>
8908 PR rtl-optimization/323
8909 * c-common.c (c_fully_fold, convert_and_check,
8910 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
8911 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
8912 * c-common.def (EXCESS_PRECISION_EXPR): New.
8913 * c-cppbuiltin.c (builtin_define_float_constants): Define
8914 constants with enough digits for long double.
8915 * c-lex.c (interpret_float): Interpret constant with excess
8916 precision where appropriate.
8917 * c-opts.c (c_common_post_options): Set
8918 flag_excess_precision_cmdline. Give an error for
8919 -fexcess-precision=standard for C++ for processors where the
8920 option is significant.
8921 * c-parser.c (c_parser_conditional_expression): Handle excess
8922 precision in condition.
8923 * c-typeck.c (convert_arguments): Handle arguments with excess
8925 (build_unary_op): Move excess precision outside operation.
8926 (build_conditional_expr): Likewise.
8927 (build_compound_expr): Likewise.
8928 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
8929 (build_modify_expr): Handle excess precision in RHS.
8930 (convert_for_assignment): Handle excess precision in converted
8932 (digest_init, output_init_element, process_init_element): Handle
8933 excess precision in initializer.
8934 (c_finish_return): Handle excess precision in return value.
8935 (build_binary_op): Handle excess precision in operands and add
8936 excess precision as needed for operation.
8937 * common.opt (-fexcess-precision=): New option.
8938 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
8939 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
8940 For standard excess precision, output explicit conversion to and
8941 truncation from XFmode.
8942 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
8943 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
8944 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
8945 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
8946 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
8947 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
8948 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
8949 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
8950 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
8951 define_splits, sqrt<mode>2): Disable where appropriate for
8952 standard excess precision.
8953 * convert.c (convert_to_real): Do not shorten arithmetic to type
8954 for which excess precision would be used.
8955 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
8956 * doc/invoke.texi (-fexcess-precision=): Document option.
8957 (-mfpmath=): Correct index entry.
8958 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
8959 flag_excess_precision): New.
8960 * langhooks.c (lhd_post_options): Set
8961 flag_excess_precision_cmdline.
8962 * opts.c (common_handle_option): Handle -fexcess-precision=.
8963 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
8964 init_excess_precision): New.
8965 (lang_dependent_init_target): Call init_excess_precision.
8966 * tree.c (excess_precision_type): New.
8967 * tree.h (excess_precision_type): Declare.
8969 2009-03-30 Joseph Myers <joseph@codesourcery.com>
8972 * c-typeck.c (build_component_ref): Do not copy qualifiers from
8973 non-lvalue to component.
8975 2009-03-29 Joseph Myers <joseph@codesourcery.com>
8977 PR preprocessor/34695
8978 * Makefile.in (c-opts.o): Depend on c-tree.h.
8979 * c-common.c: Move down include of diagnostic.h.
8980 (done_lexing, c_cpp_error): New.
8981 * c-common.h (done_lexing): Declare.
8982 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
8984 * c-opts.c: Include c-tree.h.
8985 (c_common_init_options): Set preprocessor error callback.
8986 (c_common_handle_option): Do not set preprocessor
8987 inhibit_warnings, warnings_are_errors, warn_system_headers,
8988 pedantic_errors or inhibit_warnings flags.
8989 (c_common_post_options): Do not check cpp_errors (parse_in).
8990 (c_common_finish): Do not output dependencies if there were
8991 errors. Do not check return value of cpp_finish.
8992 * c-ppoutput.c (pp_file_change): Set input_location.
8993 * c-tree.h (c_cpp_error): Declare.
8994 * diagnostic.c (diagnostic_set_info_translated): Also initialize
8996 (diagnostic_build_prefix): Check override_column.
8997 * diagnostic.h (diagnostic_info): Add override_column field.
8998 (diagnostic_override_column): Define.
9000 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
9002 * c-common.c (c_expand_expr, c_staticp): Remove.
9003 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
9004 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
9005 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
9006 * c-gimplify.c (gimplify_compound_literal_expr,
9007 optimize_compound_literals_in_ctor): Remove.
9008 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
9009 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
9010 * c-semantics.c (emit_local_var): Remove.
9012 * langhooks-def.h (lhd_expand_expr): Remove.
9013 * langhooks.c (lhd_expand_expr): Remove.
9014 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
9016 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
9017 handling from c-semantics.c; don't call into langhook.
9018 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
9019 * gimplify.c (gimplify_compound_literal_expr,
9020 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
9021 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
9022 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
9023 as was done in c-gimplify.c.
9024 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
9025 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
9026 Move from c-common.h.
9027 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
9029 * tree.c (staticp): Do not call langhook.
9030 * langhooks.c (lhd_staticp): Delete.
9031 * langhooks-def.h (lhd_staticp): Delete prototype.
9032 (LANG_HOOKS_STATICP): Delete.
9033 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
9035 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
9036 instead of DECL_STMTs.
9038 2009-03-29 Joseph Myers <joseph@codesourcery.com>
9046 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
9048 (fold_call_expr): Return a NOP_EXPR from folding rather than the
9049 contained expression.
9050 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
9051 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
9052 conditional expressions for C.
9053 (decl_constant_value_for_optimization): Move from
9054 decl_constant_value_for_broken_optimization in c-typeck.c. Check
9055 whether optimizing and that the expression is a VAR_DECL not of
9056 array type instead of doing such checks in the caller. Do not
9057 check pedantic. Call gcc_unreachable for C++.
9058 * c-common.def (C_MAYBE_CONST_EXPR): New.
9059 * c-common.h (c_fully_fold, c_save_expr,
9060 decl_constant_value_for_optimization): New prototypes.
9061 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
9062 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
9063 EXPR_INT_CONST_OPERANDS): Define.
9064 * c-convert.c (convert): Strip nops from expression.
9065 * c-decl.c (groktypename): Take extra parameters expr and
9066 expr_const_operands. Update call to grokdeclarator.
9067 (start_decl): Update call to grokdeclarator. Add statement for
9068 expressions used in type of decl.
9069 (grokparm): Update call to grokdeclarator.
9070 (push_parm_decl): Update call to grokdeclarator.
9071 (build_compound_literal): Add parameter non_const and build a
9072 C_MAYBE_COSNT_EXPR if applicable.
9073 (grokdeclarator): Take extra parameters expr and
9074 expr_const_operands. Track expressions used in declaration
9075 specifiers and declarators. Fold array sizes and track whether
9076 they are constant expressions and whether they are integer
9077 constant expressions.
9078 (parser_xref_tag): Set expr and expr_const_operands fields in
9080 (grokfield): Update call to grokdeclarator.
9081 (start_function): Update call to grokdeclarator.
9082 (build_null_declspecs): Set expr and expr_const_operands fields in
9084 (declspecs_add_type): Handle expressions in typeof specifiers.
9085 * c-parser.c (c_parser_declspecs): Set expr and
9086 expr_const_operands fields for declaration specifiers.
9087 (c_parser_enum_specifier): Likewise.
9088 (c_parser_struct_or_union_specifier): Likewise.
9089 (c_parser_typeof_specifier): Likewise. Update call to
9090 groktypename. Fold expression as needed. Return expressions with
9091 type instead of adding statements.
9092 (c_parser_attributes): Update calls to c_parser_expr_list.
9093 (c_parser_statement_after_labels): Fold expression before passing
9094 to objc_build_throw_stmt.
9095 (c_parser_condition): Fold expression.
9096 (c_parser_asm_operands): Fold expression.
9097 (c_parser_conditional_expression): Use c_save_expr. Update call
9098 to build_conditional_expr.
9099 (c_parser_alignof_expression): Update call to groktypename.
9100 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
9101 original_code. Fold expression argument of va_arg. Create
9102 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
9103 argument to va_arg. Update calls to groktypename. Fold array
9104 index for offsetof. Verify that first argument to
9105 __builtin_choose_expr has integer type.
9106 (c_parser_postfix_expression_after_paren_type): Update calls to
9107 groktypename and build_compound_literal. Handle expressions with
9108 side effects in type name.
9109 (c_parser_postfix_expression_after_primary): Update call to
9110 c_parser_expr_list. Set original_code for calls to
9111 __builtin_constant_p.
9112 (c_parser_expr_list): Take extra parameter fold_p. Fold
9113 expressions if requested.
9114 (c_parser_objc_type_name): Update call to groktypename.
9115 (c_parser_objc_synchronized_statement): Fold expression.
9116 (c_parser_objc_receiver): Fold expression.
9117 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
9118 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
9119 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
9120 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
9121 (struct c_typespec): Add elements expr and expr_const_operands.
9122 (struct c_declspecs): Add elements expr and expr_const_operands.
9123 (groktypename, build_conditional_expr, build_compound_literal):
9125 (in_late_binary_op): Declare.
9126 * c-typeck.c (note_integer_operands): New function.
9127 (in_late_binary_op): New variable.
9128 (decl_constant_value_for_broken_optimization): Move to c-common.c
9129 and rename to decl_constant_value_for_optimization.
9130 (default_function_array_conversion): Do not strip nops.
9131 (default_conversion): Do not call
9132 decl_constant_value_for_broken_optimization.
9133 (build_array_ref): Do not fold result.
9134 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
9135 result when operand is a VLA.
9136 (c_expr_sizeof_type): Update call to groktypename. Handle
9137 expressions included in type name. Use C_MAYBE_CONST_EXPR for
9138 result when operand names a VLA type.
9139 (build_function_call): Update call to build_compound_literal.
9140 Only fold result for calls to __builtin_* functions. Strip
9141 NOP_EXPR from INTEGER_CST returned from such functions. Fold
9142 the function designator.
9143 (convert_arguments): Fold arguments. Update call to
9144 convert_for_assignment.
9145 (build_unary_op): Handle increment and decrement of
9146 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
9147 decrement earlier. Fold operand of increment and decrement.
9148 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
9149 built for integer operand. Wrap returns that are INTEGER_CSTs
9150 without being integer constant expressions or that have integer
9151 constant operands without being INTEGER_CSTs.
9152 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
9153 (build_conditional_expr): Add operand ifexp_bcp. Track whether
9154 result is an integer constant expression or can be used in
9155 unevaluated parts of one and avoid folding and wrap as
9156 appropriate. Fold operands before possibly doing -Wsign-compare
9158 (build_compound_expr): Wrap result for C99 if operands can be used
9159 in integer constant expressions.
9160 (build_c_cast): Update call to digest_init. Do not ignore
9161 overflow from casting floating-point constants to integers. Wrap
9162 results that could be confused with integer constant expressions,
9163 null pointer constants or floating-point constants.
9164 (c_cast_expr): Update call to groktypename. Handle expressions
9165 included in type name.
9166 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
9167 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
9168 Update calls to convert_for_assignment.
9169 (convert_for_assignment): Take new parameter
9170 null_pointer_constant. Do not strip nops or call
9171 decl_constant_value_for_broken_optimization. Set
9172 in_late_binary_op for conversions to boolean.
9173 (store_init_value): Update call to digest_init.
9174 (digest_init): Take new parameter null_pointer_constant. Do not
9175 call decl_constant_value_for_broken_optimization. pedwarn for
9176 initializers not constant expressions. Update calls to
9177 convert_for_assignment.
9178 (constructor_nonconst): New.
9179 (struct constructor_stack): Add nonconst element.
9180 (really_start_incremental_init, push_init_level, pop_init_level):
9181 Handle constructor_nonconst and nonconst element.
9182 (set_init_index): Call constant_expression_warning for array
9184 (output_init_element): Fold value. Set constructor_nonconst as
9185 applicable. pedwarn for initializers not constant expressions.
9186 Update call to digest_init. Call constant_expression_warning
9187 where constant initializers are required.
9188 (process_init_element): Use c_save_expr.
9189 (c_finish_goto_ptr): Fold expression.
9190 (c_finish_return): Fold return value. Update call to
9191 convert_for_assignment.
9192 (c_start_case): Fold switch expression.
9193 (c_process_expr_stmt): Fold expression.
9194 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
9195 ensure statement expression is not evaluated in constant expression.
9196 (build_binary_op): Track whether results are integer constant
9197 expressions or may occur in such, disable folding and wrap results
9198 as applicable. Fold operands for -Wsign-compare warnings unless
9200 (c_objc_common_truthvalue_conversion): Handle results folded to
9201 integer constants that are not integer constant expressions.
9202 * doc/extend.texi: Document when typeof operands are evaluated,
9203 that condition of __builtin_choose_expr is an integer constant
9204 expression, and more about use of __builtin_constant_p in
9207 2009-03-29 Richard Guenther <rguenther@suse.de>
9209 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
9210 propagate addresses of array references.
9212 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
9214 * regmove.c (perhaps_ends_bb_p): Remove.
9215 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
9216 from INSN and check that the main loop stays within that basic block.
9217 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
9218 (regmove_forward_pass): Split out from regmove_optimize. Use
9219 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
9220 (regmove_backward_pass): Split out from regmove_optimize. Use
9221 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
9222 (regmove_optimize): Simplify.
9224 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
9227 * config/i386/i386.c (classify_argument): Ignore flexible array
9228 member in struct and warn ABI change.
9230 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
9232 * config/i386/i386-protos.h (ix86_agi_dependent): New.
9234 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
9235 (ix86_adjust_cost): Updated.
9237 2009-03-29 Jan Hubicka <jh@suse.cz>
9240 * tree-pass.h (pass_cleanup_eh): New function.
9241 (remove_unreachable_regions): Break code handling RTL
9242 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
9243 that can not be reached by runtime.
9244 (can_be_reached_by_runtime): New function.
9245 (label_to_region_map): New function.
9246 (num_eh_regions): New function.
9247 (rtl_remove_unreachable_regions): New function.
9248 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
9249 (remove_eh_region): New function.
9250 * except.h: Include sbitmap and vecprim.
9251 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
9252 num_eh_regions): Declare.
9253 * passes.c (init_optimization_passes): Schedule cleanup_eh.
9254 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
9255 * tree-eh.c (tree_remove_unreachable_handlers): New function.
9256 (tree_empty_eh_handler_p): New function.
9257 (cleanup_empty_eh): New function.
9258 (cleanup_eh): New function.
9259 (pass_cleanup_eh): New function.
9261 2009-03-29 Jan Hubicka <jh@suse.cz>
9263 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
9264 for removed regions.
9266 2009-03-29 Jan Hubicka <jh@suse.cz>
9268 * except.c (dump_eh_tree): Dump all datastructures.
9270 2009-03-29 Jan Hubicka <jh@suse.cz>
9272 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
9273 (duplicate_eh_regions_1): Likewise.
9274 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
9275 vector; call EH verification.
9276 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
9277 Be ready for region being removed.
9279 2009-03-29 Jan Hubicka <jh@suse.cz>
9281 * bitmap.c (bitmap_last_set_bit): New function.
9282 * bitmap.h (bitmap_last_set_bit): Declare.
9284 2009-03-29 David Ayers <ayers@fsfe.org>
9287 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
9288 by calling objc_compare_types and surpress warnings about
9289 incompatible C pointers that are compatible ObjC pointers.
9291 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
9293 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
9294 call initialize_inline_failed.
9295 (initialize_inline_failed): Move it from here ...
9296 * cgraph.c (initialize_inline_failed): ... to here.
9297 (cgraph_create_edge): Call initialize_inline_failed rather than
9298 setting inline_failed directly.
9300 2009-03-29 Ben Elliston <bje@au.ibm.com>
9303 * sysv4.opt (msdata): Improve comment.
9304 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
9305 * sysv4.h (SVR4_ASM_SPEC): Likewise.
9307 2009-03-29 Ben Elliston <bje@au.ibm.com>
9310 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
9311 load and store attributes.
9313 2009-03-29 Ben Elliston <bje@au.ibm.com>
9315 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
9316 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
9317 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
9318 * doc/extend.texi (X86 Built-in Functions): Add index entries for
9319 __builtin_infq and __builtin_huge_valq.
9321 2009-03-28 Anatoly Sokolov <aesok@post.ru>
9323 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
9325 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9326 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
9328 2009-03-28 Xinliang David Li <davidxl@google.com>
9330 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
9331 (do_dbg_cnt): New function.
9333 2009-03-28 Jan Hubicka <jh@suse.cz>
9335 Merge from pretty-ipa:
9337 2009-03-27 Jan Hubicka <jh@suse.cz>
9339 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
9340 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
9341 * passes.c (function_called_by_processed_nodes_p): New.
9342 * ipa-pure-const.c (check_call): Fix handling of operands.
9343 (analyze_function): Dump debug output for skipped bodies.
9344 (local_pure_const): Use function_called_by_processed_nodes_p.
9345 * dwarf2out.c (reference_to_unused): Use output.
9346 * passes.c (do_per_function_toporder): Likewise.
9348 2008-11-12 Jan Hubicka <jh@suse.cz>
9350 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
9351 * ipa-pure-const.c (funct_state_d): Add can throw field; make
9352 state_set_in_source enum
9353 (check_decl): Ignore memory tags; do not set fake looping flags;
9355 (check_operand, check_tree, check_rhs_var, check_lhs_var,
9356 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
9357 (check_call, analyze_function): Rewrite.
9359 (add_new_function): Update call of analyze_function.
9360 (generate_summary): Add call of analyze_function.
9361 (propagate): Propagate can_throw; handle state_set_in_source correctly.
9362 (local_pure_const): New function.
9363 (pass_local_pure_const): New pass.
9364 * ipa-inline.c (inline_transform): Set after_inlining.
9365 * tree-eh.c (stmt_can_throw_external): New.
9366 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
9367 work with aliasing built.
9368 * tree-flow.h (stmt_can_throw_external): New.
9369 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
9370 and local pure/const pass in early and late optimization queue.
9372 2009-03-28 Martin Jambor <mjambor@suse.cz>
9374 * fold-const.c (get_pointer_modulus_and_residue): New parameter
9376 (fold_binary): Allow function decl aligment consideration is the
9377 second argument is integer constant one.
9378 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
9379 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
9380 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
9382 2009-03-28 Jan Hubicka <jh@suse.cz>
9384 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
9385 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
9386 * function.h (rtl_data): Add nothrow flag.
9387 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
9388 set DECL_NOTHROW for AVAILABLE functions.
9390 2009-03-28 Jakub Jelinek <jakub@redhat.com>
9392 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
9393 following vector keyword has expansion starting with pixel or bool
9394 keyword, expand vector to __vector and pixel or bool to __pixel or
9398 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
9399 warn_if_disallowed_function_p): Removed.
9400 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
9401 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
9402 warning_if_disallowed_function_p.
9403 * flags.h (warn_if_disallowed_function_p,
9404 warn_disallowed_functions): Removed.
9405 * common.opt (Wdisallowed-function-list=): Removed.
9406 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
9408 2009-03-28 Richard Guenther <rguenther@suse.de>
9410 PR tree-optimization/38723
9411 * tree-ssa-pre.c (compute_avail): Add all default definitions to
9414 2009-03-28 Jan Hubicka <jh@suse.cz>
9416 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
9417 test introduced by my previous patch.
9419 2009-03-28 Richard Guenther <rguenther@suse.de>
9421 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
9422 the PHIs value undefined.
9424 2009-03-28 Jan Hubicka <jh@suse.cz>
9426 * tree-pass.h (pass_fixup_cfg): New pass.
9427 * ipa-inline.c (inline_transform): Set
9428 always_inline_functions_inlined/after_inlining.
9429 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
9430 (pass_fixup_cfg): New pass.
9431 * passes.c (init_optimization_passes): Add fixup_cfg.
9433 2009-03-28 Richard Guenther <rguenther@suse.de>
9435 PR tree-optimization/38458
9436 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
9437 argument use the arguments copy-of value.
9439 2009-03-28 Richard Guenther <rguenther@suse.de>
9441 PR tree-optimization/38180
9442 * tree-ssa-ccp.c (get_default_value): Simplify.
9443 (likely_value): Likewise.
9444 (surely_varying_stmt_p): Properly handle VOP case.
9445 (ccp_initialize): Likewise.
9446 (ccp_fold): Handle propagating through *&.
9447 (fold_const_aggregate_ref): Also handle decls.
9449 2009-03-28 Jan Hubicka <jh@suse.cz>
9451 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
9452 * cgraph.h (cgraph_node): Likewise.
9453 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
9454 (cgraph_reset_node): Use process flag.
9455 (cgraph_mark_functions_to_output): Likewise.
9456 (cgraph_expand_function): Likewise.
9457 (cgraph_expand_all_functions): Likewise.
9458 (cgraph_output_in_order): Likewise.
9459 * dwarf2out.c (reference_to_unused): Likewise.
9460 * passes.c do_per_function_toporder): Likewise.
9462 2009-03-28 Jan Hubicka <jh@suse.cz>
9464 Bring from lto-branch:
9466 2008-09-03 Doug Kwan <dougkwan@google.com>
9468 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
9469 enums instead of reason strings.
9470 * cgraph.c (cgraph_create_edge): Same.
9471 (cgraph_inline_failed_string): New function.
9472 * cgraph.h (cgraph_inline_failed_t): New enum type.
9473 (cgraph_inline_failed_string): New prototype.
9474 (struct cgraph_edge): Change type of INLINED_FAILED from constant
9475 char pointer to cgraph_inline_failed_t.
9476 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
9477 (cgraph_default_inline_p): Ditto.
9478 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
9479 to cgraph_inline_failed_t pointer.
9480 * cif-code.def: New file.
9481 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
9483 (cgraph_check_inline_limits): Change type of REASON to pointer to
9484 cgraph_inline_failed_t. Replace reason strings with enums.
9485 (cgraph_default_inline_p): Ditto.
9486 (cgraph_recursive_inlining_p): Ditto.
9487 (update_caller_keys): Change type of FAILED_REASON to
9488 cgraph_inline_failed_t.
9489 (cgraph_set_inline_failed): Change type of REASON to pointer to
9490 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
9491 convert enums to strings for text output.
9492 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
9493 to be of type cgraph_inline_failed_t. Replace reason strings with
9494 enums. Call cgraph_inline_failed_string to covert enums
9495 to strings for text output.
9496 (cgraph_decide_inlining): Replace reason strings with enums.
9497 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
9498 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
9500 * tree-inline.c (expand_call_inline): Change type of REASON
9501 to cgraph_inline_failed_t. Replace reason strings with enums.
9502 Call cgraph_inline_failed_string for text output.
9503 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
9506 2009-03-28 Jan Hubicka <jh@suse.cz>
9508 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
9509 cgraph_clone_node): Remove master clone handling.
9510 (cgraph_is_master_clone, cgraph_master_clone): Remove.
9511 * cgraph.h (master_clone): Remove.
9512 (cgraph_is_master_clone, cgraph_master_clone): Remove.
9513 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
9514 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
9516 2009-03-28 Jan Hubicka <jh@suse.cz>
9518 * cgraph.c (cgraph_function_body_availability): Functions declared
9519 inline are always safe to assume that it is not going to be replaced.
9521 2009-03-28 Richard Guenther <rguenther@suse.de>
9523 PR tree-optimization/38513
9524 * tree-ssa-pre.c (eliminate): Remove redundant stores.
9525 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9526 EXC_PTR_EXPR and FILTER_EXPR.
9527 (get_ref_from_reference_ops): Likewise.
9529 2009-03-28 Richard Guenther <rguenther@suse.de>
9531 PR tree-optimization/38968
9532 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
9533 Use FLOOR_MOD_EXPR to compute misalignment.
9535 2009-03-28 Richard Guenther <rguenther@suse.de>
9537 PR tree-optimization/37795
9538 * tree.h (combine_comparisons): Declare.
9539 * fold-const.c (combine_comparisons): Export.
9540 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
9542 (ifcombine_iforif): Use combine_comparisons.
9544 2009-03-28 Jan Hubicka <jh@suse.cz>
9546 * tree-eh.c (inlinable_call_p): New function.
9547 (make_eh_edges): Use it.
9548 (verify_eh_edges): Use it.
9549 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
9550 * except.c (reachable_next_level): Add inlinable_function argument
9551 (sjlj_find_directly_reachable_regions): Update.
9552 (add_reachable_handler): Do not set saw_any_handlers.
9553 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
9554 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
9555 Add new inlinable call parameter.
9556 (can_throw_internal, can_throw_external): Update.
9557 * except.h (can_throw_internal_1, can_throw_external_1,
9558 foreach_reachable_handler): Update declaration.
9560 2009-03-28 Joseph Myers <joseph@codesourcery.com>
9562 * config/arm/t-arm-coff, config/h8300/coff.h,
9563 config/i386/i386-aout.h, config/i386/i386-coff.h,
9564 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
9565 config/pdp11/2bsd.h, config/rs6000/aix41.h,
9566 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
9567 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
9568 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
9569 sys-types.h: Remove.
9570 * Makefile.in: Remove protoize and fixproto support and references
9572 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
9573 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
9575 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
9576 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
9577 unprotoize$(exeext).
9578 (rest.encap): Don't depend on $(STMP_FIXPROTO)
9579 (.PHONY): Don't depend on proto.
9580 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
9581 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
9582 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
9583 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
9584 build/gen-protos.o, build/scan.o, xsys-protos.h,
9585 build/fix-header$(build_exeext), build/fix-header.o,
9586 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
9587 stmp-install-fixproto): Remove.
9588 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
9589 SYSCALLS.c or fixproto files.
9590 (install-common): Don't install protoize.
9591 (install-headers-tar, install-headers-cpio, install-headers-cp):
9592 Don't depend on $(STMP_FIXPROTO).
9593 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
9594 install fixproto files or write out fixproto settings.
9595 (uninstall): Don't uninstall protoize.
9596 * config.gcc (use_fixproto): Remove.
9597 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
9598 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
9599 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
9600 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
9601 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
9602 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
9603 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
9604 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
9605 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
9606 * config/t-vxworks (STMP_FIXPROTO): Remove.
9607 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
9608 STMP_FIXPROTO): Remove.
9609 * config.in, configure: Regenerate.
9610 * crtstuff.c (gid_t, uid_t): Don't undefine.
9611 * doc/install.texi: Change m68k-coff to m68k-elf in example.
9612 (arm-*-coff, arm-*-aout: Remove target entries.
9613 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
9614 Remove mention of AIX 4.1.
9615 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
9616 * doc/invoke.texi (Running Protoize): Remove.
9617 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
9618 (Protoize Caveats): Remove.
9619 * tsystem.h: Update comments on headers assumed to exist.
9621 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
9623 * genautomata.c: Add a new year to the copyright. Add a new
9625 (struct insn_reserv_decl): Add comments for member bypass_list.
9626 (find_bypass): Remove.
9627 (insert_bypass): New.
9628 (process_decls): Use insert_bypass.
9629 (output_internal_insn_latency_func): Output all bypasses with the
9630 same input insn in one switch case.
9632 * rtl.def (define_bypass): Describe bypass choice.
9633 * doc/md.texi (define_bypass): Ditto.
9635 2009-03-27 Richard Guenther <rguenther@suse.de>
9637 * gimplify.c (mark_addressable): Export.
9638 * tree-flow.h (mark_addressable): Declare.
9639 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
9640 * tree-ssa.c (verify_phi_args): Verify that address taken
9641 variables have TREE_ADDRESSABLE set.
9643 2009-03-27 Richard Guenther <rguenther@suse.de>
9645 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
9646 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
9647 Do not mark decls TREE_ADDRESSABLE.
9648 (build_fold_addr_expr): Adjust.
9649 (fold_addr_expr): Remove.
9650 (fold_unary): Use build_fold_addr_expr.
9651 (fold_comparison): Likewise.
9652 (split_address_to_core_and_offset): Likewise.
9653 * coverage.c (tree_coverage_counter_addr): Mark the array decl
9655 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
9656 (gimplify_modify_expr_to_memcpy): Mark source and destination
9658 * omp-low.c (create_omp_child_function): Mark the object decl
9660 (lower_rec_input_clauses): Mark the var we take the address of
9662 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
9664 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9667 * cfgexpand.c (expand_one_stack_var_at): Change alignment
9668 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
9670 2009-03-27 Richard Guenther <rguenther@suse.de>
9672 PR tree-optimization/39120
9673 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
9675 (handle_lhs_call): Process return constraints. Add escape
9676 constraints if necessary.
9677 (handle_const_call): Fill out return constraints. Make nested
9678 case more precise. Avoid consttmp if possible.
9679 (handle_pure_call): Fill out return constraints. Avoid
9680 callused if possible.
9681 (find_func_aliases): Simplify call handling.
9683 2009-03-27 Richard Guenther <rguenther@suse.de>
9685 PR tree-optimization/39120
9686 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
9687 as a representative.
9688 (solve_graph): Do propagate CALLUSED.
9689 (handle_pure_call): Use a scalar constraint from CALLUSED for
9691 (find_what_p_points_to): CALLUSED shall not appear in poins-to
9694 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9697 * c-common.c (handle_aligned_attribute): Properly check alignment
9698 overflow. Use (1U << i) instead of (1 << i).
9700 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
9702 * expr.h (get_mem_align_offset): Updated.
9704 * tree.h (tree_decl_common): Change align to "unsigned int" and
9705 move it before pointer_alias_set.
9707 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9708 Jakub Jelinek <jakub@redhat.com>
9711 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
9712 gr_register_operand with gr_reg_or_0_operand.
9713 (cmpxchg_rel_di): Likewise.
9714 (sync_lock_test_and_set<mode>): Likewise.
9716 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9718 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
9719 (true_regnum): Likewise.
9721 * rtlanal.c (subreg_info): Moved to ...
9722 * rtl.h (subreg_info): Here. New.
9723 (subreg_get_info): New.
9725 * rtlanal.c (subreg_get_info): Make it extern.
9727 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9730 * config/i386/i386.c (ix86_abi): New.
9731 (override_options): Handle -mabi=.
9732 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
9733 (ix86_call_abi_override): Likewise.
9734 (init_cumulative_args): Likewise.
9735 (function_arg_advance): Likewise.
9736 (function_arg_64): Likewise.
9737 (function_arg): Likewise.
9738 (ix86_pass_by_reference): Likewise.
9739 (ix86_function_value_regno_p): Likewise.
9740 (ix86_build_builtin_va_list_abi): Likewise.
9741 (setup_incoming_varargs_64): Likewise.
9742 (is_va_list_char_pointer): Likewise.
9743 (ix86_init_machine_status): Likewise.
9744 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
9745 (ix86_function_type_abi): Return enum calling_abi. Rewrite
9746 for 64bit. Replace DEFAULT_ABI with ix86_abi.
9747 (ix86_function_abi): Make it static and return enum calling_abi.
9748 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
9750 (ix86_fn_abi_va_list): Updated.
9752 * config/i386/i386.h (ix86_abi): New.
9753 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
9754 (CONDITIONAL_REGISTER_USAGE): Likewise.
9755 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
9756 (machine_function): Likewise.
9758 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
9760 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
9761 (STACK_BOUNDARY): Likewise.
9762 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
9764 * config/i386/i386.opt (mabi=): New.
9766 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
9767 return enum calling_abi.
9768 (ix86_function_type_abi): Likewise.
9769 (ix86_function_abi): Removed.
9771 * doc/invoke.texi: Document -mabi= option for x86.
9773 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9775 * builtins.c (real_dconstp): Delete.
9776 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
9778 2009-03-27 Dodji Seketeli <dodji@redhat.com>
9779 Jakub Jelinek <jakub@redhat.com>
9782 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
9783 (gen_subprogram_die): When a function is explicit, generate the
9784 DW_AT_explicit attribute.
9785 * langhooks.h (struct lang_hooks_for_decls): Add
9786 function_decl_explicit_p langhook.
9787 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
9788 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
9790 2009-03-27 Jakub Jelinek <jakub@redhat.com>
9792 * builtins.c (fold_builtin_memory_op): Optimize memmove
9793 into memcpy if we can prove source and destination don't overlap.
9795 * tree-inline.c: Include gt-tree-inline.h.
9796 (clone_fn_id_num): New variable.
9797 (clone_function_name): New function.
9798 (tree_function_versioning): Use it.
9799 * Makefile.in (GTFILES): Add tree-inline.c.
9801 2009-03-27 Mark Mitchell <mark@codesourcery.com>
9803 * BASE-VER: Change to 4.5.0.
9805 2009-03-27 Xinliang David Li <davidxl@google.com>
9807 PR tree-optimization/39557
9808 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
9810 2009-03-27 Xinliang David Li <davidxl@google.com>
9812 PR tree-optimization/39548
9813 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
9816 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9818 * c-common.c (pointer_int_sum): Use %wd on return from
9821 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9823 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
9824 on return from tree_low_cst.
9826 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
9829 * ginclude/stdarg.h (va_copy): Define also for
9830 __GXX_EXPERIMENTAL_CXX0X__.
9832 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9835 * builtins.h (c_strlen): Do not warn here.
9836 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9837 * c-common.c (pointer_int_sum): Take an explicit location.
9838 Warn about offsets out of bounds.
9839 * c-common.h (pointer_int_sum): Adjust declaration.
9841 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9843 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
9846 2009-03-26 Jakub Jelinek <jakub@redhat.com>
9849 * opts.c (warn_if_disallowed_function_p): Don't assume
9850 get_callee_fndecl must return non-NULL.
9852 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
9854 PR rtl-optimization/39522
9855 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
9856 when reg_reloaded_valid is set.
9858 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9860 * config/spu/divv2df3.c: New file.
9861 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
9862 (DPBIT_FUNCS): Filter out _div_df.
9864 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
9866 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
9867 a jump insn, count that jump in the distance to the loop start.
9869 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
9872 * config/sh/sh.c (calc_live_regs): Fix condition for global
9873 registers except PIC_OFFSET_TABLE_REGNUM.
9875 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
9878 * doc/invoke.texi (-mconsole): New.
9882 (-mnop-fun-dllimport): New.
9886 (sub section "i386 and x86-64 Windows Options"): New.
9888 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
9890 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
9891 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
9893 2009-03-25 Richard Guenther <rguenther@suse.de>
9896 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
9899 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
9901 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
9902 neither of haifa/selective schedulers are working.
9904 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9906 * doc/invoke.texi (Debugging Options): Fix description of
9907 -fno-merge-debug-strings.
9909 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
9911 * config/cris/libgcc.ver: New version-script.
9912 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
9914 * configure.ac <GAS features, nop mnemonic>: Add pattern
9915 crisv32-*-* for "nop".
9916 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
9917 * configure: Regenerate.
9919 2009-03-24 Ira Rosen <irar@il.ibm.com>
9921 PR tree-optimization/39529
9922 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
9923 mark_sym_for_renaming for the tag copied to the new vector
9926 2009-03-24 Arthur Loiret <aloiret@debian.org>
9928 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
9929 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
9930 EXTRA_SPEC_FUNCTIONS.
9931 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
9932 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
9933 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
9934 -march and -mtune options.
9936 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
9938 * config/m68k/t-rtems: Add m5329 multilib.
9940 2009-03-24 Dodji Seketeli <dodji@redhat.com>
9941 Jakub Jelinek <jakub@redhat.com>
9944 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
9947 2009-03-23 Jakub Jelinek <jakub@redhat.com>
9950 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
9951 instead of c_parser_expression_conv, if original_code isn't one of the
9952 4 allowed comparison codes, fail.
9954 2009-03-23 Richard Guenther <rguenther@suse.de>
9956 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
9957 * tree.h (struct tree_type): Likewise.
9958 * reload.h (struct insn_chain): Likewise.
9959 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
9960 * function.h (struct function): Likewise.
9961 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
9963 2009-03-23 Jakub Jelinek <jakub@redhat.com>
9965 PR tree-optimization/39516
9966 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
9968 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
9970 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
9971 should be set true if BITS_PER_WORD of target is bigger than 32
9973 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
9975 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
9976 Translate -B-options to -rpath-link. Correct existing
9977 rpath-link and conditionalize on !nostdlib.
9979 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9981 * doc/extend.texi (Function Attributes, Variable Attributes):
9983 * doc/invoke.texi (Debugging Options, Optimize Options)
9984 (i386 and x86-64 Options, MCore Options): Likewise.
9986 2009-03-20 Jakub Jelinek <jakub@redhat.com>
9989 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
9990 it for block local namespace aliases.
9991 (gen_decl_die): Pass context_die to gen_namespace_die.
9993 2009-03-19 Jakub Jelinek <jakub@redhat.com>
9996 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
9997 minimum or maximum value.
9999 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
10001 * reginfo.c (globalize_reg): Recompute derived reg sets.
10003 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
10006 * libgcc2.c (mprotect): Do not use signed arguments for
10007 VirtualProtect, use DWORD arguments. Also fix the 'may
10008 be used uninitialized' warning for the np variable.
10010 2009-03-19 Jakub Jelinek <jakub@redhat.com>
10013 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
10014 functions using regparm calling conventions when not optimizing.
10015 (ix86_function_sseregparm): Similarly for sseregparm calling
10018 2009-03-19 Li Feng <nemokingdom@gmail.com>
10020 PR middle-end/39500
10021 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
10022 dependence if the first conflict is after niter iterations.
10024 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
10026 PR middle-end/38609
10027 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
10028 functions with dynamic stack-pointer adjustments.
10030 2009-03-19 Ben Elliston <bje@au.ibm.com>
10032 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
10033 option; change to -msdata=data.
10035 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10037 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
10040 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
10043 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
10045 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
10047 * doc/invoke.texi (Code Gen Options): Expand discussion of
10050 2009-03-18 Jakub Jelinek <jakub@redhat.com>
10052 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
10053 * matrix-reorg.c (struct matrix_info): Likewise.
10054 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
10055 * rtl.h (struct mem_attrs): Likewise.
10056 * df.h (struct df): Likewise.
10057 * tree-data-ref.h (struct data_dependence_relation): Likewise.
10058 * ira-int.h (struct ira_allocno): Likewise.
10059 * df-scan.c (struct df_collection_rec): Likewise.
10060 * ira.c (struct equivalence): Likewise.
10061 * function.c (struct temp_slot): Likewise.
10062 * cfgloop.h (struct loop): Likewise.
10065 * function.c (use_register_for_decl): When not optimizing, disregard
10066 register keyword for variables with types containing methods.
10068 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
10070 PR middle-end/39447
10071 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
10072 (is_simple_operand): Call contains_component_ref_p before calling data
10073 reference analysis that would fail on COMPONENT_REFs.
10075 * tree-vrp.c (search_for_addr_array): Fix formatting.
10077 2009-03-18 Richard Guenther <rguenther@suse.de>
10079 * tree-vect-transform.c (vect_loop_versioning): Fold the
10080 generated comparisons.
10081 * tree-vectorizer.c (set_prologue_iterations): Likewise.
10082 (slpeel_tree_peel_loop_to_edge): Likewise.
10084 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10086 PR middle-end/37805
10087 * opts.c (print_specific_help): In addition to `undocumented',
10088 accept `separate' and `joined' flags if passed alone. Describe
10089 output by the first matched one of those.
10090 (common_handle_option): Skip over empty strings.
10091 * gcc.c (display_help): Fix help string for `--help='.
10092 * doc/invoke.texi (Option Summary, Overall Options): With
10093 `--help=', classes and qualifiers can both be repeated, but
10094 only the latter can be negated. One should not pass only
10095 negated qualifiers. Fix markup and examples.
10098 2008-10-14 Jakub Jelinek <jakub@redhat.com>
10099 PR middle-end/37805
10100 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
10101 and -fhelp=separate.
10103 2009-03-17 Jing Yu <jingyu@google.com>
10105 PR middle-end/39378
10106 * function.h (struct rtl_data): Move is_thunk from here...
10107 (struct function): ...to here.
10108 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
10109 * varasm.c (assemble_start_function): Change is_thunk from crtl to
10111 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
10113 (alpha_does_function_need_gp, alpha_start_function): Likewise.
10114 (alpha_output_function_end_prologue): Likewise.
10115 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
10116 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
10117 (rs6000_output_function_epilogue): Likewise.
10118 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
10120 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
10123 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
10124 from different units in a single alternative.
10125 (*truncdfsf_i387): Ditto.
10126 (*truncxfsf2_mixed): Ditto.
10127 (*truncxfdf2_mixed): Ditto.
10129 2009-03-17 Jakub Jelinek <jakub@redhat.com>
10131 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
10132 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
10135 * tree-ssa-live.c (remove_unused_locals): Don't remove local
10136 unused non-artificial variables when not optimizing.
10139 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
10140 DW_TAG_imported_module even if decl is IMPORTED_DECL with
10141 NAMESPACE_DECL in its DECL_INITIAL.
10143 PR middle-end/39443
10144 * optabs.c (set_user_assembler_libfunc): New function.
10145 * expr.h (set_user_assembler_libfunc): New prototype.
10146 * c-common.c: Include libfuncs.h.
10147 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
10148 for memcmp, memset, memcpy, memmove and abort.
10149 * Makefile.in (c-common.o): Depend on libfuncs.h.
10152 * dwarf2out.c (gen_inlined_enumeration_type_die,
10153 gen_inlined_structure_type_die, gen_inlined_union_type_die,
10154 gen_tagged_type_instantiation_die): Removed.
10155 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
10158 2009-03-17 Janis Johnson <janis187@us.ibm.com>
10161 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
10163 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
10164 (check-parallel-%): Ditto.
10165 (check-consistency): Ditto.
10167 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
10169 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
10170 local variable rhs by NULL_TREE.
10172 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10175 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
10177 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10180 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
10182 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10185 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
10186 for ms->sysv ABI calls only in 64bit mode.
10188 * config/i386/i386.md (untyped_call): Support 32bit.
10190 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
10192 * doc/extend.texi: Replace x86_65 with x86_64.
10194 2009-03-16 Jakub Jelinek <jakub@redhat.com>
10196 PR tree-optimization/39455
10197 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
10198 mismatches for POINTER_TYPE_P (type).
10199 (number_of_iterations_le): Likewise.
10201 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
10203 * config/picochip/picochip.c: Removed profiling support.
10204 * config/picochip/picochip.md: Removed profiling instruction.
10205 * config/picochip/picochip.h: Removed profiling builtin.
10207 2009-03-16 Joseph Myers <joseph@codesourcery.com>
10209 * doc/install.texi (--with-host-libstdcxx): Document.
10211 2009-03-14 Anatoly Sokolov <aesok@post.ru>
10214 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
10215 generate a warning if the function name does not begin with
10216 "__vector" and the function has either the 'signal' or 'interrupt'
10217 attribute, from here to ...
10218 (avr_declare_function_name): ...here. New function.
10219 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
10220 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
10222 2009-03-14 Jakub Jelinek <jakub@redhat.com>
10225 * cse.c (fold_rtx): Don't modify original const_arg1 when
10226 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
10227 separate variable instead.
10228 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
10229 from out of range shift counts.
10230 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
10232 2009-03-13 Catherine Moore <clm@codesourcery.com>
10234 * config/i386/x-mingw32 (host-mingw32.o): Replace
10235 diagnostic.h with $(DIAGNOSTIC_H).
10237 2009-03-12 Jakub Jelinek <jakub@redhat.com>
10240 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
10242 * config/i386/sync.md (sync_compare_and_swap<mode>,
10243 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
10244 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
10246 (sync_double_compare_and_swapdi_pic,
10247 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
10248 cmpxchg8b_pic_memory_operand instead of just memory_operand.
10250 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10253 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
10255 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10258 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
10259 (avx_addsubv4df3): Likewise.
10260 (*avx_addsubv4sf3): Likewise.
10261 (sse3_addsubv4sf3): Likewise.
10263 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10266 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
10268 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
10271 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
10272 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10273 registers for allocnos created from user-defined variables.
10275 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10278 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
10279 of non-integer mode as well.
10281 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
10283 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
10284 for functions for which the parameter types are unknown.
10286 2009-03-11 Jakub Jelinek <jakub@redhat.com>
10289 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
10290 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
10291 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
10292 * config/i386/i386.c (ix86_local_alignment): For
10293 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
10294 long long variables on the stack to avoid dynamic realignment.
10295 Allow the first argument to be a decl rather than type.
10296 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
10298 2009-03-11 Nick Clifton <nickc@redhat.com>
10301 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
10303 Add description to mno-lsim option.
10304 * config/mcore/mcore.h: Remove comment about deprecated m4align
10306 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
10307 * doc/invoke.texi: Add description of mno-lsim and
10308 mstack-increment options.
10310 * config/fr30/fr30.opt: Document the -mno-lsim option.
10311 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
10312 and -mno-lsim options.
10314 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10316 * fold-const.c (fold_comparison): Only call fold_inf_compare
10317 if the mode supports infinities.
10319 2009-03-11 Jason Merrill <jason@redhat.com>
10322 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
10323 end already did. Notice GIMPLE_CALL modifications of the result.
10324 Don't copy debug information from an ignored decl or a decl from
10327 2009-03-10 Richard Guenther <rguenther@suse.de>
10328 Nathan Froyd <froydnj@codesourcery.com>
10330 PR middle-end/37850
10331 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
10332 (__divMODE3): Likewise.
10334 2009-03-09 Jakub Jelinek <jakub@redhat.com>
10336 PR tree-optimization/39394
10337 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
10338 DECL_SIZE_UNIT of variable length FIELD_DECLs.
10340 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10342 * recog.c (verfiy_changes): Disallow renaming of hard regs in
10343 inline asms for register asm ("") declarations.
10345 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
10347 * fold-const.c (fold_unary): Fix comment.
10349 2009-03-07 Jan Hubicka <jh@suse.cz>
10352 * tree-inline.c (setup_one_parameter): Do replacement of const
10353 argument by constant in SSA form.
10355 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10357 PR middle-end/38028
10358 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
10359 determine alignment passed to assign_stack_local.
10360 (assign_parms_unsplit_complex): Likewise.
10361 * except.c (sjlj_build_landing_pads): Likewise.
10363 2009-03-06 Jakub Jelinek <jakub@redhat.com>
10365 PR middle-end/39360
10366 * tree-flow.h (add_referenced_var): Return bool instead of void.
10367 * tree-dfa.c (add_referenced_var): Return result of
10368 referenced_var_check_and_insert call.
10369 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
10370 of referenced_var_check_and_insert.
10373 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
10374 (gen_variable_die): Emit DW_AT_location on abstract static variable's
10375 DIE, don't emit it if abstract origin already has it.
10376 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
10377 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
10379 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10381 * genpreds.c (needs_variable): Fix parentheses at variable name
10383 (write_tm_constrs_h): Indent generated code.
10385 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10387 * doc/extend.texi (Function Attributes): Add documentation
10388 for isr attributes.
10390 2009-03-06 Jakub Jelinek <jakub@redhat.com>
10393 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
10394 take locus from its DECL_SOURCE_LOCATION instead of input_location.
10396 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
10398 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
10401 2009-03-05 Jakub Jelinek <jakub@redhat.com>
10404 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
10405 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
10407 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
10409 * config/i386/i386.md (R8_REG, R9_REG): New constants.
10410 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
10411 constants instead of magic numbers.
10412 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
10414 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
10415 (x86_64_ms_abi_int_parameter_registers): Ditto.
10416 (x86_64_int_return_registers): Ditto.
10417 (ix86_maybe_switch_abi): Ditto.
10418 (ix86_expand_call): Ditto for clobbered_registers array.
10419 (ix86_hard_regno_mode_ok): Ditto.
10420 (x86_extended_QIreg_mentioned_p): Ditto.
10422 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
10424 PR tree-optimization/39349
10425 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
10427 * combine.c (gen_lowpart_for_combine): Use omode when generating
10430 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
10432 PR rtl-optimization/39235
10433 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
10435 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
10437 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
10439 2009-03-04 Richard Guenther <rguenther@suse.de>
10441 PR tree-optimization/39362
10442 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
10443 that occur in abnormal PHIs should be varying.
10445 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
10447 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
10449 (simple_iv): Take loop as an argument instead of statement.
10450 * tree-scalar-evolution.h (simple_iv): Declaration changed.
10451 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
10453 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
10455 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
10456 * matrix-reorg.c (analyze_transpose): Ditto.
10457 * tree-data-ref.c (dr_analyze_innermost): Ditto.
10458 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
10459 * tree-predcom.c (ref_at_iteration): Ditto.
10460 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
10462 2009-03-04 Richard Guenther <rguenther@suse.de>
10464 PR tree-optimization/39358
10465 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
10466 escaped_id and callused_id.
10467 (solve_graph): Likewise.
10469 2009-03-04 Richard Guenther <rguenther@suse.de>
10471 PR tree-optimization/39339
10472 * tree-sra.c (try_instantiate_multiple_fields): Make it
10473 no longer ICE on the above.
10475 2009-03-03 Joseph Myers <joseph@codesourcery.com>
10477 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
10478 that fits within Pmode.
10480 2009-03-03 Steve Ellcey <sje@cup.hp.com>
10482 PR middle-end/10109
10483 * tm.texi (LIBCALL_VALUE): Update description.
10485 2009-03-03 Steve Ellcey <sje@cup.hp.com>
10487 PR middle-end/34443
10488 * doc/extend.texi (section): Update description.
10490 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
10492 PR middle-end/39345
10493 * tree-inline.c (remapped_type): New.
10494 (can_be_nonlocal): Call remapped_type instead of remap_type.
10496 2009-03-03 Jakub Jelinek <jakub@redhat.com>
10499 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
10500 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
10502 2009-03-03 Richard Guenther <rguenther@suse.de>
10504 PR middle-end/39272
10505 * tree.c (tree_nonartificial_location): New function.
10506 * tree.h (tree_nonartificial_location): Declare.
10507 * builtins.c (expand_builtin_memory_chk): Provide location
10508 of the call location for artificial function pieces.
10509 (maybe_emit_chk_warning): Likewise.
10510 (maybe_emit_sprintf_chk_warning): Likewise.
10511 (maybe_emit_free_warning): Likewise.
10512 * expr.c (expand_expr_real_1): Likewise.
10514 2009-03-03 Jakub Jelinek <jakub@redhat.com>
10516 PR tree-optimization/39343
10517 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
10518 COMPONENT_REF t has ARRAY_TYPE.
10520 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
10522 PR middle-end/39335
10523 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
10524 when the type precision of the induction variable should be
10525 larger than the type precision of nit.
10526 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
10527 * graphite.c (graphite_loop_normal_form): Same.
10528 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
10530 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
10532 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
10533 (*call_1_rex64_ms_sysv): Use named constants instead of magic
10534 numbers to describe clobbered registers.
10535 (*call_value_0_rex64_ms_sysv): Ditto.
10536 * config/i386/mmx.md (mmx_emms): Ditto.
10537 (mmx_femms): Ditto.
10539 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
10541 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
10544 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10546 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
10547 (spu_section_type_flags): New function.
10549 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
10551 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
10552 reg_class_contents of FLOAT_REGS into a temporary.
10554 2009-03-02 Richard Guenther <rguenther@suse.de>
10555 Ira Rosen <irar@il.ibm.com>
10557 PR tree-optimization/39318
10558 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
10559 information to the vectorized statement.
10561 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
10563 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
10564 variable. Use defined names instead of magic constants for REX SSE
10567 2009-03-01 Richard Guenther <rguenther@suse.de>
10569 PR tree-optimization/39331
10570 * omp-low.c (lower_send_shared_vars): Do not receive new
10571 values for the reference of DECL_BY_REFERENCE parms or results.
10573 2009-03-01 Jan Hubicka <jh@suse.cz>
10576 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
10577 BLOCK_NONLOCALIZED_VAR): New macros.
10578 (tree_block): Add nonlocalized_vars.
10579 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
10580 gen_decl_die): Add origin argument. Allow generation of die with
10581 origin at hand only.
10582 (gen_member_die, gen_type_die_with_usage, force_decl_die,
10583 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
10585 (gen_block_die): Fix checking for unused blocks.
10586 (process_scope_var): Break out from .... ; work with origins only.
10587 (decls_for_scope) ... here; process nonlocalized list.
10588 (dwarf2out_ignore_block): Look for nonlocalized vars.
10589 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
10591 (dump_scope_block): Dump them.
10592 * tree-inline.c (remap_decls): Handle nonlocalized vars.
10593 (remap_block): Likewise.
10594 (can_be_nonlocal): New predicate.
10595 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
10597 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10599 * configure: Regenerate.
10601 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10603 * optc-gen.awk: No need to duplicate option flags twice.
10604 Reuse help texts for duplicate options which do not have any.
10606 * gcc.c (display_help): Document --version.
10608 * gcc.c (main): If print_help_list and verbose_flag, ensure
10609 driver output comes before subprocess output.
10611 * optc-gen.awk: Assign all remaining fields to help string,
10612 space-separated, for multi-line help in *.opt.
10614 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
10615 -Wno-pedantic-ms-format is for MinGW targets only.
10617 * doc/options.texi (Option file format): Fix bad indentation,
10618 restoring dropped sentence.
10620 2009-02-28 Jan Hubicka <jh@suse.cz>
10622 * tree-inline.c (tree_function_versioning): Output debug info.
10624 2009-02-28 Jan Hubicka <jh@suse.cz>
10627 * tree-inline.c (setup_one_parameter): Do not copy propagate
10628 arguments when not optimizing.
10630 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
10633 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
10634 (avx_addsubv4df3): Likewise.
10635 (*avx_addsubv4sf3): Likewise.
10636 (sse3_addsubv4sf3): Likewise.
10637 (*avx_addsubv2df3): Likewise.
10638 (sse3_addsubv2df3): Likewise.
10639 (avx_unpckhps256): Correct item selectors.
10640 (avx_unpcklps256): Likewise.
10641 (avx_unpckhpd256): Likewise.
10642 (avx_unpcklpd256): Likewise.
10644 2009-02-28 Jan Hubicka <jh@suse.cz>
10646 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
10648 (copy_arguments_for_versioning): If var is declared don't declare it.
10649 (tree_function_versioning): First setup substitutions and then copy
10652 2009-02-27 Jan Hubicka <jh@suse.cz>
10655 * cgraph.h (varpool_output_debug_info): Remove.
10656 * cgraphunit.c (varpool_output_debug_info): Remove.
10657 * dwarf2out.c (deferred_locations_struct): New struct
10658 (deferred_locations): New type.
10659 (deferred_locations_list): New static var.
10660 (deffer_location): New function.
10661 (gen_variable_die): Use it.
10662 (decls_for_scope): Output info on local static vars.
10663 (dwarf2out_finish): Process deferred locations.
10664 * varpool.c (varpool_output_debug_info): Remove.
10666 2009-02-27 Jan Hubicka <jh@suse.cz>
10669 * tree.h (TREE_PROTECTED): Fix comment.
10670 (BLOCK_HANDLER_BLOCK): Remove.
10671 (struct tree_block): Remove handler_block add body_block.
10672 (inlined_function_outer_scope_p): New.
10673 (is_body_block): Remove.
10674 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
10675 * dwarf2out.c (is_inlined_entry_point): Remove.
10676 (add_high_low_attributes): Use inlined_function_outer_scope_p.
10677 (gen_block_die): Use is_inlined_entry_point check. Remove body block
10679 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
10680 * gimplify.c (gimplify_expr): Gimplify body blocks.
10681 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
10682 block with multiple subblocks.
10683 (dump_scope_block): Prettier output; dump more flags and info.
10684 (dump_scope_blocks): New.
10685 (remove_unused_locals): Use dump_scope_blocks.
10686 * tree-flow.h (dump_scope_blocks): Declare.
10687 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
10688 * stmt.c (is_body_block): Remove.
10689 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
10690 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
10692 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
10694 PR middle-end/39308
10695 * graphite.c (graphite_loop_normal_form): Do not call
10696 number_of_iterations_exit from a gcc_assert.
10698 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10700 * config/s390/s390.c (s390_swap_cmp): Look for conditional
10701 jumps if COND is NULL.
10702 (find_cond_jump): New function.
10703 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
10704 * config/s390/s390.md: Remove z10_cobra attribute value.
10706 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
10708 * config/alpha/alpha.h (alpha_expand_mov): Return false if
10709 force_const_mem returns NULL_RTX.
10711 2009-02-26 Jan Hubicka <jh@suse.cz>
10714 * cgraph.h (varpool_output_debug_info): Remove.
10715 * cgraphunit.c (varpool_output_debug_info): Remove.
10716 * dwarf2out.c (deferred_locations_struct): New struct
10717 (deferred_locations): New type.
10718 (deferred_locations_list): New static var.
10719 (deffer_location): New function.
10720 (gen_variable_die): Use it.
10721 (decls_for_scope): Output info on local static vars.
10722 (dwarf2out_finish): Process deferred locations.
10723 * varpool.c (varpool_output_debug_info): Remove.
10725 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
10727 PR rtl-optimization/39241
10728 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
10729 to subreg_offset_representable_p.
10731 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
10733 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
10734 execute function prototype. Get f and nregs from max_reg_num
10735 and get_insns. Remove the first backward pass as it's dead,
10736 guard the forward pass by flag_expensive_optimizations.
10737 (rest_of_handle_regmove): Delete.
10738 (pass_regmove): Replace it with regmove_optimize.
10740 2009-02-25 Martin Jambor <mjambor@suse.cz>
10742 PR tree-optimization/39259
10743 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
10744 calls_alloca function flags.
10745 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
10746 calls are detected.
10748 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
10750 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
10751 flags_set_1_rtx, flags_set_1_set): Delete.
10752 (regmove_optimize): Do not call mark_flags_life_zones.
10754 2009-02-24 Julian Brown <julian@codesourcery.com>
10757 * config/arm/arm.c (require_pic_register): Only set
10758 cfun->machine->pic_reg once per function.
10760 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
10762 * doc/invoke.texi (Link Options): Document an easier way to pass
10763 options that take arguments to the GNU linker using -Xlinker and -Wl.
10765 2009-02-24 Steve Ellcey <sje@cup.hp.com>
10768 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
10770 2009-02-24 Richard Guenther <rguenther@suse.de>
10773 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
10775 2009-02-24 Richard Guenther <rguenther@suse.de>
10776 Zdenek Dvorak <ook@ucw.cz>
10778 PR tree-optimization/39233
10779 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
10780 from converting them to a generic type.
10782 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
10784 PR tree-optimization/39260
10785 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
10786 contains a condition with a real type.
10787 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
10789 2009-02-23 Jason Merrill <jason@redhat.com>
10792 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
10793 narrowing_initializer_constant_valid_p.
10794 (narrowing_initializer_constant_valid_p): Don't return
10795 null_pointer_node for adding a pointer to itself.
10797 2009-02-23 Jan Hubicka <jh@suse.cz>
10800 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
10803 2009-02-23 Jan Hubicka <jh@suse.cz>
10805 PR tree-optimization/37709
10806 * tree.c (block_ultimate_origin): Move here from dwarf2out.
10807 * tree.h (block_ultimate_origin): Declare.
10808 * dwarf2out.c (block_ultimate_origin): Move to tree.c
10809 * tree-ssa-live.c (remove_unused_scope_block_p):
10810 Eliminate blocks containig no instructions nor live variables nor
10812 (dump_scope_block): New function.
10813 (remove_unused_locals): Enable removal of dead blocks by default;
10814 enable dumping at TDF_DETAILS.
10816 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
10818 * config/i386/i386.c (classify_argument): Don't allow COImode
10820 (function_arg_advance_32): Don't allow OImode.
10821 (function_arg_32): Likewise.
10822 (function_value_32): Likewise.
10823 (return_in_memory_32): Likewise.
10824 (function_arg_64): Remove OImode comment.
10826 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
10829 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
10830 ix86_expand_vector_set for V4DImode in 64bit mode only.
10831 (ix86_expand_vector_init_one_var): Likewise.
10833 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
10835 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
10837 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
10840 * loop-iv.c: Revert last change.
10841 * emit-rtl.c: Likewise.
10843 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
10846 * config/i386/i386.c (type_natural_mode): Remove an extra
10847 space in the warning message.
10848 (function_value_32): Handle 32-byte vector modes.
10849 (return_in_memory_32): Likewise.
10851 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
10853 * loop-iv.c (truncate_value): New function.
10854 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
10856 (lowpart_subreg): Move to...
10857 * emit-rtl.c: ...here.
10859 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
10861 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
10862 accidental and undocumented change at revision 140860.
10864 2009-02-21 Joseph Myers <joseph@codesourcery.com>
10866 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
10867 take gimple_seq * arguments.
10868 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
10869 types_compatible_p langhook.
10871 2009-02-20 Mark Mitchell <mark@codesourcery.com>
10872 Joseph Myers <joseph@codesourcery.com>
10874 * config/arm/arm.c (arm_builtin_va_list): New function.
10875 (arm_expand_builtin_va_start): Likewise.
10876 (arm_gimplify_va_arg_expr): Likewise.
10877 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
10878 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
10879 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
10880 (va_list_type): New variable.
10881 (arm_mangle_type): Mangle va_list_type appropriately.
10883 2009-02-20 Jakub Jelinek <jakub@redhat.com>
10885 PR middle-end/39157
10886 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
10887 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
10888 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
10889 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
10890 parameter to 1000 for -O1 by default.
10891 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
10893 * loop-invariant.c: Include params.h.
10894 (move_loop_invariants): Don't call move_single_loop_invariants on
10897 2009-02-20 Jaka Mocnik <jaka@xlab.si>
10899 * calls.c (emit_library_call_value_1): Use slot_offset instead of
10900 offset when calculating bounds for indexing stack_usage_map. Fixes
10901 a buffer overflow with certain target setups.
10903 2009-02-20 Jakub Jelinek <jakub@redhat.com>
10906 * calls.c (expand_call): Clear try_tail_call if caller and callee
10907 disagree in promotion of function return value.
10909 2009-02-19 Jakub Jelinek <jakub@redhat.com>
10912 * c-common.c (c_determine_visibility): If visibility changed and
10913 DECL_RTL has been already set, call make_decl_rtl to update symbol
10916 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
10919 * varasm.c (assemble_variable): Don't check DECL_NAME when
10920 globalizing a variable.
10922 2009-02-19 Joseph Myers <joseph@codesourcery.com>
10925 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
10926 expression before any __builtin_trap call.
10927 * c-typeck.c (build_function_call): Convert and check function
10928 arguments before generating a call to a trap. Evaluate the
10929 function arguments before the trap.
10931 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
10934 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
10935 (UNSPEC_FXAM_MEM): New unspec.
10936 (fxam<mode>2_i387_with_temp): New insn and split pattern.
10937 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
10938 memory using fxam<mode>2_i387_with_temp to remove excess precision.
10940 2009-02-19 Richard Guenther <rguenther@suse.de>
10942 PR tree-optimization/39207
10943 PR tree-optimization/39074
10944 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
10945 storedanything_tree): New.
10946 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
10947 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
10948 (build_succ_graph): Add edges from STOREDANYTHING to all
10950 (init_base_vars): Initialize STOREDANYTHING.
10951 (compute_points_to_sets): Free substitution info after
10952 building the succ graph.
10953 (ipa_pta_execute): Likewise.
10955 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
10957 (do_ds_constraint): Do not add to special var or non-pointer
10959 (type_could_have_pointers): Split out from ...
10960 (could_have_pointers): ... here. For arrays use the element type.
10961 (create_variable_info_for): Initialize may_have_pointers.
10962 (new_var_info): Likewise.
10963 (handle_lhs_call): Make the HEAP variable unknown-sized.
10964 (intra_create_variable_infos): Use a type with pointers for
10965 PARM_NOALIAS, make it unknown-sized.
10967 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
10970 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
10972 2009-02-18 Jason Merrill <jason@redhat.com>
10975 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
10976 value if DECL_EXTERNAL.
10977 * tree-sra.c (sra_walk_gimple_assign): Likewise.
10978 * target.h (gcc_target::binds_local_p): Clarify "module".
10979 * tree.h (TREE_PUBLIC): Clarify "module".
10981 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
10984 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
10985 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
10987 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
10990 * c.opt (Wabi): Support C and ObjC.
10993 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
10995 * config/i386/i386.c (classify_argument): Warn once about the ABI
10996 change when passing union with long double.
10998 * doc/invoke.texi: Update -Wabi for warning psABI changes.
11000 2009-02-18 Joseph Myers <joseph@codesourcery.com>
11003 * c-parser.c (c_parser_compound_statement): Always enter and leave
11006 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11009 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
11011 2009-02-18 Jakub Jelinek <jakub@redhat.com>
11013 PR tree-optimization/36922
11014 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
11015 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
11018 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11020 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
11023 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11025 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
11027 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11029 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
11032 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
11033 Richard Sandiford <rdsandiford@googlemail.com>
11035 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
11036 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
11037 (loongson_biadd): ...this.
11039 2009-02-17 Richard Guenther <rguenther@suse.de>
11041 PR tree-optimization/39202
11042 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
11043 a var make sure to follow existing collapses.
11045 2009-02-17 Richard Guenther <rguenther@suse.de>
11047 PR middle-end/39214
11048 * langhooks.c (lhd_print_error_function): Check for NULL block.
11050 2009-02-17 Richard Guenther <rguenther@suse.de>
11052 PR tree-optimization/39204
11053 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
11056 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
11058 * config/soft-fp/double.h: Update from glibc CVS.
11060 2009-02-17 Richard Guenther <rguenther@suse.de>
11062 PR tree-optimization/39207
11063 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
11064 strict-aliasing warnings for pointers pointing to NULL.
11066 2009-02-16 Joseph Myers <joseph@codesourcery.com>
11069 * c-parser.c (c_parser_braced_init): Call pop_init_level when
11070 skipping until next close brace.
11072 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
11075 * config/i386/i386.c (ix86_expand_push): Set memory alignment
11076 to function argument boundary.
11078 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11080 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
11081 in the lea_add. Reload eventually constraints it properly.
11082 * config/picochip/constraints.md: Remove the target constraint
11083 "b", since it is not needed anymore.
11085 2009-02-16 Jakub Jelinek <jakub@redhat.com>
11087 * gthr-dce.h: Uglify function parameter and local variable names.
11088 * gthr-gnat.h: Likewise.
11089 * gthr-mipssde.h: Likewise.
11090 * gthr-nks.h: Likewise.
11091 * gthr-posix95.h: Likewise.
11092 * gthr-posix.h: Likewise.
11093 * gthr-rtems.h: Likewise.
11094 * gthr-single.h: Likewise.
11095 * gthr-solaris.h: Likewise.
11096 * gthr-tpf.h: Likewise.
11097 * gthr-vxworks.h: Likewise.
11098 * gthr-win32.h: Likewise.
11100 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
11103 * config/i386/i386.md: Restrict the new peephole2 to move
11104 between MMX/SSE registers.
11106 2009-02-15 Richard Guenther <rguenther@suse.de>
11109 2009-02-13 Richard Guenther <rguenther@suse.de>
11111 * configure.ac: Enable LFS.
11112 * configure: Re-generate.
11113 * config.in: Likewise.
11115 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11117 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
11118 spu_srqwbyte, spu_srqwbytebc): Define.
11119 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
11120 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
11121 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
11122 "shrqby_<mode>"): New insn-and-split patterns.
11123 * config/spu/spu.c (expand_builtin_args): Determine and return
11124 number of operands using spu_builtin_description data.
11125 (spu_expand_builtin_1): Use it.
11127 2009-02-13 Steve Ellcey <sje@cup.hp.com>
11130 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
11133 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11136 * config/i386/i386.c (override_options): Correct warning
11137 messages for -malign-loops, -malign-jumps and -malign-functions.
11139 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11142 * config/i386/i386.md: Restrict the new peephole2 to move
11143 between the general purpose registers.
11145 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11148 * config/i386/i386.c (type_natural_mode): Add a new argument.
11149 Return the original mode and warn ABI change if vector size is 32byte.
11150 (function_arg_advance): Updated.
11151 (function_arg): Likewise.
11152 (ix86_function_value): Likewise.
11153 (ix86_return_in_memory): Likewise.
11154 (ix86_sol10_return_in_memory): Likewise.
11155 (ix86_gimplify_va_arg): Likewise.
11156 (function_arg_32): Don't warn ABX ABI change here.
11157 (function_arg_64): Likewise.
11159 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
11161 * loop-iv.c (implies_p): In the final case, test that operands 0
11162 of the two comparisons match.
11164 * config/bfin/bfin.c (find_prev_insn_start): New function.
11165 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
11166 (find_next_insn_start): Move.
11168 2009-02-13 Richard Guenther <rguenther@suse.de>
11170 * configure.ac: Enable LFS.
11171 * configure: Re-generate.
11172 * config.in: Likewise.
11174 2009-02-13 Joseph Myers <joseph@codesourcery.com>
11177 * c-parser.c (c_parser_parms_list_declarator): Discard pending
11178 sizes on syntax error after some arguments have been parsed.
11180 2009-02-12 Jakub Jelinek <jakub@redhat.com>
11182 * doc/invoke.texi (-fira): Remove.
11184 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11186 * caller-save.c: Replace regclass.c with reginfo.c in comments.
11187 * recog.c: Likewise.
11190 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
11192 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
11193 (umul_ppmm): Likewise.
11194 (count_leading_zeros): Likewise.
11195 (count_trailing_zeros): Likewise.
11196 (UMUL_TIME): Likewise.
11198 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11200 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
11201 soft-fp/t-softfp to tmake_file.
11203 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
11204 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
11205 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
11206 IA64_BUILTIN_INFQ]: New.
11207 (ia64_init_builtins): Initialize __builtin_infq,
11208 __builtin_fabsq and __builtin_copysignq if not HPUX.
11209 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
11210 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
11212 * config/ia64/lib1funcs.asm (__divtf3): Define only if
11214 (__fixtfti): Likewise.
11215 (__fixunstfti): Likewise.
11216 (__floattitf): Likewise.
11218 * config/ia64/libgcc-glibc.ver: New.
11219 * config/ia64/t-fprules-softfp: Likewise.
11220 * config/ia64/sfp-machine.h: Likewise.
11222 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
11223 (LIBGCC2_TF_CEXT): Likewise.
11224 (TF_SIZE): Likewise.
11225 (TARGET_INIT_LIBFUNCS): Likewise.
11227 * config/ia64/t-glibc (SHLINB_MAPFILES):
11228 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
11230 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11232 * config/i386/i386.c (construct_container): Rewrite processing
11233 BLKmode with X86_64_SSE_CLASS.
11235 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
11238 * config/i386/i386.md: Replace simplify_replace_rtx with
11239 replace_rtx in the new peephole2.
11241 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
11243 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
11244 loop unrolling do not happen at -O2.
11246 2009-02-12 Michael Matz <matz@suse.de>
11248 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
11250 2009-02-12 Jakub Jelinek <jakub@redhat.com>
11252 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
11255 2009-02-12 Ben Elliston <bje@au.ibm.com>
11257 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
11258 patterns when updating the back chain. Missed in the 2009-02-10
11261 2009-02-11 Janis Johnson <janis187@us.ibm.com>
11263 * doc/extend.texi (Decimal Floating Types): Update identifier of
11264 draft TR and list of missing support.
11266 2009-02-11 Jakub Jelinek <jakub@redhat.com>
11268 PR middle-end/39154
11269 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
11270 bit to variable length decl's flags, add it also to its
11271 pointer replacement variable.
11273 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
11274 Jakub Jelinek <jakub@redhat.com>
11277 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
11278 (memory_blockage): New expander.
11279 (*memory_blockage): New insn pattern.
11280 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
11281 instead of general blockage at the end of function prologue when
11282 frame pointer is used to access red zone area. Do not emit blockage
11283 when profiling, it is emitted in generic code.
11284 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
11285 function epilogue when frame pointer is used to access red zone area.
11287 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
11290 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
11291 by arithmetic with memory operands.
11292 * config/i386/predicates.md (commutative_operator): New.
11294 2009-02-10 Janis Johnson <janis187@us.ibm.com>
11296 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
11299 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
11301 * alias.h (record_alias_subset): Declare.
11302 * alias.c (record_alias_subset): Make global.
11304 2009-02-10 Nick Clifton <nickc@redhat.com>
11306 * tree-parloops.c: Change license to GPLv3.
11307 * ipa-struct-reorg.c: Change license to GPLv3.
11308 * ipa-struct-reorg.h: Change license to GPLv3.
11310 2009-02-10 Steve Ellcey <sje@cup.hp.com>
11313 * c-decl.c (start_struct): Return NULL on error.
11315 2009-02-10 Jakub Jelinek <jakub@redhat.com>
11317 PR middle-end/39124
11318 * cfgloopmanip.c (remove_path): Call remove_bbs after
11319 cancel_loop_tree, not before it.
11322 * function.h (struct function): Add has_local_explicit_reg_vars bit.
11323 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
11324 VAR_DECLs were seen.
11325 * tree-ssa-live.c (remove_unused_locals): Recompute
11326 cfun->has_local_explicit_reg_vars.
11327 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
11328 copies or clearings if cfun->has_local_explicit_reg_vars.
11330 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
11333 * config/i386/i386.c (expand_prologue): Emit blockage at the end
11334 of function prologue when frame pointer is used to access
11337 2009-02-10 Richard Guenther <rguenther@suse.de>
11339 PR middle-end/39127
11340 * gimplify.c (gimple_regimplify_operands): Always look if
11341 we need to create a temporary.
11343 2009-02-10 Richard Guenther <rguenther@suse.de>
11345 PR tree-optimization/39132
11346 * tree-loop-distribution.c (todo): New global var.
11347 (generate_memset_zero): Trigger TODO_rebuild_alias.
11348 (tree_loop_distribution): Return todo.
11350 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
11353 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
11354 (x86_64_reg_class_name): Removed.
11355 (classify_argument): Return 0 if bytes > 32. Return 0 if the
11356 first one isn't X86_64_SSE_CLASS or any other ones aren't
11357 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
11358 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
11359 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
11360 and 3 X86_64_SSEUP_CLASS.
11361 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
11362 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
11364 2009-02-10 Ben Elliston <bje@au.ibm.com>
11366 * config/rs6000/rs6000.md (allocate_stack): Always use an update
11367 form instruction to update the stack back chain word, even if the
11368 user has disabled the generation of update instructions.
11369 (movdi_<mode>_update_stack): New.
11370 (movsi_update_stack): Likewise.
11371 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
11372 always use an update form instruction to update the stack back
11375 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
11377 PR middle-end/38953
11378 * graphite.c (if_region_set_false_region): After moving a region in
11379 the false branch of a condition, remove the empty dummy basic block.
11380 (gloog): Remove wrong fix for PR38953.
11382 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11384 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
11385 generation due to implicit sign extension.
11387 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
11389 PR middle-end/38981
11390 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
11391 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
11393 2009-02-09 Richard Guenther <rguenther@suse.de>
11395 PR middle-end/35202
11396 * convert.c (convert_to_real): Disable (float)fn((double)x)
11397 to fnf(x) conversion if errno differences may occur and
11398 -fmath-errno is set.
11400 2009-02-07 Anatoly Sokolov <aesok@post.ru>
11402 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
11403 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11404 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11406 2009-02-06 Joseph Myers <joseph@codesourcery.com>
11409 * c-common.c (handle_alias_attribute): Disallow attribute for
11410 anything not a FUNCTION_DECL or VAR_DECL.
11412 2009-02-06 Janis Johnson <janis187@us.ibm.com>
11415 * real.c (do_compare): Special-case compare of zero against
11416 decimal float value.
11418 2009-02-06 Joseph Myers <joseph@codesourcery.com>
11421 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
11422 as indicating flexible array members unless the field itself is
11423 being declarared as the incomplete array.
11425 2009-02-06 Jan Hubicka <jh@suse.cz>
11427 PR tree-optimization/38844
11428 * ipa-inline.c (try_inline): Stop inlining recursion when edge
11429 is already inlined.
11431 2009-02-06 Richard Guenther <rguenther@suse.de>
11433 PR middle-end/38977
11434 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
11435 fork because we may expand it as __gcov_fork.
11437 2009-02-06 Nick Clifton <nickc@redhat.com>
11439 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
11441 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
11443 PR tree-optimization/35659
11444 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
11445 vn_phi_eq): Shortcut if hashcode does not match.
11446 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
11448 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
11449 and avoid iterative_hash_expr.
11450 (FOR_EACH_VALUE_ID_IN_SET): New.
11451 (value_id_compare): Remove.
11452 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
11453 sort expressions by value id.
11455 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
11458 * config/sh/predicates.md (general_movsrc_operand): Don't check
11459 the subreg of system registers here.
11461 2009-02-05 Jakub Jelinek <jakub@redhat.com>
11464 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
11465 on the copied decl.
11467 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
11469 PR rtl-optimization/39110
11470 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
11471 addresses, not aligned ones.
11473 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
11474 Richard Guenther <rguenther@suse.de>
11476 PR tree-optimization/39100
11477 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
11478 comment says and add edges.
11480 2009-02-05 Joseph Myers <joseph@codesourcery.com>
11483 * c-common.c (handle_tls_model_attribute): Ignore attribute for
11484 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
11486 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
11488 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
11489 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
11490 register_bb_in_sese, new_sese, free_sese): Moved.
11491 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
11492 outermost_loop_in_scop, build_scop_iteration_domain,
11493 expand_scalar_variables_ssa_name, get_vdef_before_scop,
11494 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
11495 Use loop_in_sese_p instead of loop_in_scop_p.
11496 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
11497 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
11498 (scopdet_basic_block_info): Fix bug in scop detection.
11499 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
11500 eq_loop_to_cloog_loop): Remove.
11501 (nb_loops_around_loop_in_scop, nb_loop
11502 ref_nb_loops): Moved here...
11503 * graphite.h (ref_nb_loops): ... from here.
11504 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
11505 (loop_domain_dim, loop_iteration_vector_dim): Remove.
11506 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
11507 * testsuite/gcc.dg/graphite/scop-19.c: New
11509 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
11510 Hans-Peter Nilsson <hp@axis.com>
11512 PR rtl-optimization/37889
11513 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
11514 Move offset handling from PLUS to before the switch. Use new
11515 arguments when considering SYMBOL_REFs too.
11516 (rtx_addr_can_trap_p): Pass dummy offset and size.
11517 (enum may_trap_p_flags): Remove.
11518 (may_trap_p_1): Pass size from MEM_SIZE.
11520 PR rtl-optimization/38921
11521 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
11522 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
11523 * rtlanal.c (may_trap_after_code_motion_p): Delete.
11524 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
11526 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
11528 AVX Programming Reference (January, 2009)
11529 * config/i386/sse.md (*vpclmulqdq): New.
11531 2009-02-04 Jakub Jelinek <jakub@redhat.com>
11533 PR tree-optimization/38977
11534 PR gcov-profile/38292
11535 * calls.c (special_function_p): Disregard __builtin_ prefix.
11537 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
11539 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
11540 non-indexable addresses even before reload.
11542 2009-02-03 Joseph Myers <joseph@codesourcery.com>
11545 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
11546 as having variable size. Do not give an error for unnamed
11547 parameters with [*] declarators. Give a warning for type names
11548 with [*] declarators and mark them as variable size.
11549 * c-parser.c (c_parser_sizeof_expression): Do not give an error
11550 for sizeof applied to [*] type names.
11552 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11555 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
11557 2009-02-03 Jakub Jelinek <jakub@redhat.com>
11559 * gcc.c (process_command): Update copyright notice dates.
11560 * gcov.c (print_version): Likewise.
11561 * gcov-dump.c (print_version): Likewise.
11562 * mips-tfile.c (main): Likewise.
11563 * mips-tdump.c (main): Likewise.
11565 2009-02-03 Joseph Myers <joseph@codesourcery.com>
11568 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
11569 for composite type involving a zero-length array type.
11571 2009-02-03 Jakub Jelinek <jakub@redhat.com>
11574 * function.c (match_asm_constraints_1): Skip over
11575 initial optional % in the constraint.
11577 PR inline-asm/39059
11578 * c-parser.c (c_parser_postfix_expression): If fixed point is not
11579 supported, don't accept FIXED_CSTs.
11580 * c-decl.c (finish_declspecs): Error if fixed point is not supported
11581 and _Sat is used without _Fract/_Accum. Set specs->type to
11582 integer_type_node for cts_fract/cts_accum if fixed point is not
11585 2009-02-02 Catherine Moore <clm@codesourcery.com>
11587 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
11589 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
11591 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
11592 (ABI_HAS_64BIT_SYMBOLS): Use it.
11593 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
11595 2009-02-02 Paul Brook <paul@codesourcery.com>
11597 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
11599 2009-02-02 Jakub Jelinek <jakub@redhat.com>
11601 PR inline-asm/39058
11602 * recog.h (asm_operand_ok): Add constraints argument.
11603 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
11604 recurse on matching constraint.
11605 (check_asm_operands): Pass constraints as 3rd argument to
11606 asm_operand_ok. Don't look up matching constraint here.
11607 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
11610 2009-02-02 Ben Elliston <bje@au.ibm.com>
11612 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
11613 TARGET_NARROW_VOLATILE_BITFIELD macro names.
11615 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11617 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
11618 information. Remove some obsolete information. Reorganize.
11620 * config/pa/fptr.c: Revert license to GPL 2.
11621 * config/pa/milli64.S: Likewise.
11623 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
11626 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
11627 LIBRARY name in, instead of hard-coding it.
11628 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
11629 extra target make frag to tmake_files according to EH model.
11630 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
11631 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
11632 frags that define makefile variable EH_MODEL appropriately.
11633 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
11634 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
11635 to "-sjlj" according to type of EH configured.
11636 (LIBGCC_SONAME): Concatenate it to shared library base name.
11637 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
11638 to "_sjlj" according to type of EH configured.
11639 (LIBGCC_SONAME): Concatenate it to shared library base name.
11640 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
11641 (SHLIB_LINK): Add missing semicolon to if-else construct.
11642 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
11643 string value of "pe_dll" command-line option.
11644 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
11645 (SHLIB_SONAME): Use it when overriding t-cygming default.
11646 (SHLIB_IMPLIB): Override t-cygming default.
11647 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
11648 string value of "pe_dll" command-line option.
11650 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
11653 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
11654 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
11656 2009-01-31 Richard Guenther <rguenther@suse.de>
11658 PR tree-optimization/38937
11659 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
11660 computing the transitive closure.
11662 2009-01-30 Richard Guenther <rguenther@suse.de>
11664 PR tree-optimization/39041
11665 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
11666 Propagate variable indices only if the types match for this stmt.
11668 2009-01-30 Jakub Jelinek <jakub@redhat.com>
11671 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
11672 inline but never defined.
11674 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
11676 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
11677 (*insv_h_di_reg_extimm): New insn.
11678 (*insv_l<mode>_reg_extimm): New insn.
11680 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
11682 * config/picochip/picochip.c (flag_conserve_stack): set
11683 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
11684 fconserve-stack. Reduce call-overhead used by inliner.
11686 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
11689 * common.opt (flag_conserve_stack): Initialised to zero.
11691 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
11694 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
11695 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
11698 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
11700 * ira-color.c (allocno_reload_assign): Update comments.
11701 * regmove.c (regmove_optimize): Likewise.
11705 2009-01-29 Robert Millan <rmh@aybabtu.com>
11707 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
11708 * config/i386/kopensolaris-gnu.h: New file. Undefine
11709 `MD_UNWIND_SUPPORT'.
11710 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
11712 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
11714 PR tree-optimization/39007
11715 * tree-loop-distribution.c (generate_builtin): Use
11716 recompute_dominator to compute the immediate dominator of the
11717 basic block just after the loop.
11719 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11721 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
11722 (ASM_OUTPUT_DWARF_PCREL): Define.
11724 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
11726 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
11727 * doc/passes.texi: Remove entries about regclass, local-alloc, and
11728 global. Modify entries about regmove and IRA.
11730 * ra-conflict.c: Remove the file.
11732 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
11734 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
11735 (pass_regclass_init): Rename to pass_reginfo_init.
11737 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
11739 * toplev.h (flag_ira): Remove.
11741 * caller-save.c (setup_save_areas): Remove flag_ira.
11743 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
11745 * global.c: Remove the file.
11747 * opts.c (decode_options): Remove flag_ira.
11749 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
11751 * regmove.c: Modify file description.
11752 (find_use_as_address, try_auto_increment): Define them only if
11753 AUTO_INC_DEC is defined.
11754 (replacement_quality, replace_in_call_usage, fixup_match_1,
11755 stable_and_no_regs_but_for_p): Remove.
11756 (reg_set_in_bb): Make it static.
11757 (regmove_optimize): Remove flag_ira and code which worked for
11760 * local-alloc.c: Remove the file.
11762 * common.opt (fira): Remove.
11764 * ira.c: Include except.h.
11765 (eliminable_regset): Move from global.c.
11766 (mark_elimination): Ditto. Remove flag_ira.
11767 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
11768 equiv_mem_modified, validate_equiv_mem_from_store,
11769 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
11770 contains_replace_regs, memref_referenced_p, memref_used_between_p,
11771 no_equiv, recorded_label_ref): Move from local-alloc.c.
11772 (update_equiv_regs): Ditto. Make it static.
11773 (print_insn_chain, print_insn_chains): Move it from global.c.
11774 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
11775 (build_insn_chain): Ditto. Make it static.
11776 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
11777 Rename to init_live_subregs.
11778 (gate_ira): Remove flag_ira.
11780 * regclass.c: Rename reginfo.c. Change file description.
11781 (FORBIDDEN_INC_DEC_CLASSES): Remove.
11782 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
11783 (init_reg_sets_1): Remove code for evaluation of
11784 reg_class_superclasses and losing_caller_save_reg_set.
11785 (init_regs): Remove init_reg_autoinc.
11786 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
11787 ok_for_base_p_nonstrict): Remove.
11788 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
11789 (pass_regclass_init): Rename to pass_reginfo_init. Modify
11790 corresponding entries.
11791 (dump_regclass, record_operand_costs, scan_one_insn,
11792 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
11793 record_address_regs, auto_inc_dec_reg_p): Remove.
11794 (gt-regclass.h): Rename to gt-reginfo.h.
11796 * rtl.h (dump_global_regs, retry_global_alloc,
11797 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
11799 * Makefile.in (RA_H): Remove.
11800 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
11801 Rename regclass.o to reginfo.o.
11802 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
11804 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
11805 (GTFILES): Rename regclass.c to reginfo.c.
11807 * passes.c (init_optimization_passes): Remove pass_local_alloc and
11808 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
11810 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
11811 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
11813 (finish_spills): Ditto. Remove code for !flag_ira.
11815 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
11817 PR middle-end/35854
11818 * doc/invoke.texi (rtl debug options): Complete rewrite.
11819 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
11821 * mode-switching.c (pass_mode_switching): Rename pass from
11822 "mode-sw" to "mode_sw".
11823 * except.c (pass_convert_to_eh_ranges): Rename pass from
11824 "eh-ranges" to "eh_ranges".
11825 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
11829 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
11830 Alexander Monakov <amonakov@ispras.ru>
11832 PR middle-end/38857
11833 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
11835 (move_exprs_to_boundary): Change return type and pass through
11836 should_move from move_op. Relax assert. Update usage ...
11837 (schedule_expr_on_boundary): ... here. Use should_move instead of
11839 (move_op_orig_expr_found): Indicate that insn was disconnected from
11841 (code_motion_process_successors): Do not call after_merge_succs
11842 callback if original expression was not found when traversing any of
11844 (code_motion_path_driver): Change return type. Update prototype.
11845 (move_op): Update comment. Add a new parameter (should_move). Update
11846 prototype. Set *should_move based on indication provided by
11847 move_op_orig_expr_found.
11849 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
11851 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
11852 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
11853 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
11854 * config/rs6000/rs6000.c (rs6000_override_options): Default
11855 avoid-indexed-addresses on for Power6, off for everything else.
11856 (avoiding_indexed_address_p): New function.
11857 (rs6000_legitimize_address): Use it.
11858 (rs6000_legitimate_address): Likewise.
11859 * config/rs6000/rs6000.md (movXX_updateX): Likewise
11861 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
11863 PR tree-optimization/38997
11864 * tree-loop-distribution.c (generate_memset_zero): Use
11865 POINTER_PLUS_EXPR for a pointer addition.
11867 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
11869 * config/s390/s390.md (bswap<mode>2): New pattern added.
11871 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
11873 * config/s390/s390.md (*tls_load_31): Added type attribute.
11875 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
11877 * config/s390/s390.md: Fix a few comments.
11879 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
11881 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
11882 (*tm<mode>_full): Fixed z10prop attribute.
11883 (*tst<mode>_extimm): Fixed z10prop attribute.
11884 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
11885 (*tstqiCCT_cconly): Fixed z10prop attribute.
11886 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
11887 (*movsi_larl): Fixed z10prop attribute.
11888 (*movsi_zarch): Fixed z10prop attribute.
11889 (*movsi_eas): Fixed z10prop attribute.
11890 (*movhi): Fixed z10prop attribute.
11891 (*movqi): Fixed z10prop attribute.
11892 (*movstrictqi): Fixed z10prop attribute.
11893 (*mov<mode>): Fixed z10prop attribute.
11894 (*movcc): Fixed z10prop attribute.
11895 (*sethighpartdi_64): Fixed z10prop attribute.
11896 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
11897 (*negdi2_sign_cc): Fixed z10prop attribute.
11898 (*negdi2_sign): Fixed z10prop attribute.
11899 (*absdi2_sign_cc): Fixed z10prop attribute.
11900 (*absdi2_sign): Fixed z10prop attribute.
11901 (*negabsdi2_sign_cc): Fixed z10prop attribute.
11902 (*negabsdi2_sign): Fixed z10prop attribute.
11903 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
11904 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
11905 (doloop_si64): Fixed z10prop attribute.
11906 (doloop_si31): Fixed z10prop attribute.
11907 (doloop_long): Fixed z10prop attribute.
11908 (indirect_jump): Fixed z10prop attribute.
11909 (nop): Fixed z10prop attribute.
11910 (main_base_64): Fixed z10prop attribute.
11911 (reload_base_64): Fixed z10prop attribute.
11913 2009-01-28 Jakub Jelinek <jakub@redhat.com>
11915 PR rtl-optimization/38740
11916 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
11918 * config/mips/mips.c (mips_reorg): Likewise.
11920 2009-01-28 Richard Guenther <rguenther@suse.de>
11922 PR tree-optimization/38926
11923 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
11924 with the correct value id to a value.
11925 (do_regular_insertion): Use the value number of edoubleprime
11926 for the value number of the expr.
11929 2008-08-21 Richard Guenther <rguenther@suse.de>
11931 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
11932 a PHI ask VN if it is already available.
11933 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
11934 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
11936 2009-01-28 Jakub Jelinek <jakub@redhat.com>
11938 PR middle-end/38934
11939 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
11940 set to varying whenever max has TREE_OVERFLOW set, similarly
11941 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
11943 2009-01-28 Richard Guenther <rguenther@suse.de>
11945 PR middle-end/38908
11946 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
11947 uninitialized aggregate uses in call arguments.
11949 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
11951 PR tree-optimization/38984
11952 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
11953 the nothing_id variable if -fno-delete-null-pointer-checks.
11955 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
11958 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
11959 (set_got_offset_rex64): Ditto.
11961 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
11964 * doc/extend.texi: Improve local variable with asm reg.
11966 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
11968 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
11969 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
11970 was not supplied then set warn_packed_bitfield_compat to the
11971 default value of 1.
11972 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
11975 2009-01-27 Richard Guenther <rguenther@suse.de>
11977 PR tree-optimization/38503
11978 * cfgexpand.c (expand_gimple_basic_block): Ignore
11979 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
11980 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
11981 variables that cannot have TBAA applied.
11982 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
11985 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
11987 PR middle-end/38969
11988 * calls.c (initialize_argument_information): Do not wrap complex
11989 arguments in SAVE_EXPR.
11991 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
11993 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
11994 (INSTALL_LIBGCC): Revert typo commit.
11996 2009-01-26 Richard Guenther <rguenther@suse.de>
11998 PR tree-optimization/38745
11999 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
12000 from special handling.
12002 2009-01-26 Richard Guenther <rguenther@suse.de>
12004 PR tree-optimization/38745
12005 * tree-ssa.c (execute_update_addresses_taken): Do not include
12006 variables that cannot possibly be a register in not_reg_needs.
12007 Do not clear TREE_ADDRESSABLE on vars that may not become
12009 * tree-ssa.c (update_alias_info_1): Include those in the set
12010 of addressable vars.
12012 2009-01-26 Richard Guenther <rguenther@suse.de>
12014 PR middle-end/38851
12015 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
12016 * tree-ssa-dse.c: Include langhooks.h
12017 (execute_simple_dse): Remove stores with zero size.
12019 2009-01-24 Jakub Jelinek <jakub@redhat.com>
12022 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
12025 2009-01-24 Julian Brown <julian@codesourcery.com>
12027 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
12028 config/arm/linux-atomic.c.
12029 * config/arm/linux-atomic.c: New.
12031 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
12033 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
12034 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
12035 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
12037 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
12040 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
12043 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
12045 PR tree-optimization/38953
12046 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
12047 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
12048 (gloog): Split the exit of the scop when the scop exit is a loop exit.
12049 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
12052 2009-01-24 Paul Brook <paul@codesourcery.com>
12054 * config/arm/neon.md (neon_type): Move to arm.md.
12055 (neon_mov<VSTRUCT>): Add neon_type attribute.
12056 * config/arm/arm.md (neon_type): Move to here.
12057 (conds): Add "unconditioal" and use as default for NEON insns.
12059 2009-01-24 Ben Elliston <bje@au.ibm.com>
12061 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
12062 void *' warning from -Wc++-compat.
12063 * Makefile.in (dominance.o-warn): Remove.
12065 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
12067 PR tree-optimization/38932
12068 * fold-const.c (fold_unary_ignore_overflow): New.
12069 * tree.h (fold_unary_ignore_overflow): Declare.
12070 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
12071 * tree-ssa-sccvn.c (visit_reference_op_load,
12072 simplify_unary_expression): Likewise.
12074 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
12076 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
12077 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
12078 regardless of their type.
12079 * c-common.c (handle_packed_attribute): Don't ignore packed on
12081 * c.opt (Wpacked-bitfield-compat): New warning option.
12082 * stor-layout.c (place_field): Warn if offset of a field changed.
12083 * doc/extend.texi (packed): Mention the ABI change.
12084 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
12085 (Warning Options): Add it to the list.
12087 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
12089 * c-opts.c (c_common_post_options): Fix a typo in comments.
12091 2009-01-22 Steve Ellcey <sje@cup.hp.com>
12093 PR middle-end/38615
12094 * gimplify.c (gimplify_init_constructor): Fix promotion of const
12095 variables to static.
12096 * doc/invoke.texi (-fmerge-all-constants): Update description.
12098 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
12101 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
12102 (*movdi_1_rex64): Use type "mmx" for alternative 5.
12104 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
12106 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
12108 (LOCAL_ALIGNMENT): Similarly.
12110 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
12111 Joseph Myers <joseph@codesourcery.com>
12113 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
12114 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
12115 * config/arm/arm-tune.md: Regenerate.
12116 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
12119 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
12121 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
12122 version number to five.
12124 2009-01-22 Dodji Seketeli <dodji@redhat.com>
12127 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
12128 * c-common.c (set_underlying_type): Likewise.
12129 (is_typedef_decl ): Likewise
12131 (set_underlying_type): Likewise.
12132 (is_typedef_type): Likewise.
12134 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
12136 PR middle-end/38587
12137 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
12140 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
12143 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
12144 (LIBGCC_SPEC): Don't define.
12145 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
12147 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
12149 PR rtl-optimization/38879
12150 * alias.c (base_alias_check): Unaligned access via AND address can
12151 alias all surrounding object types except those with sizes equal
12152 or wider than the size of unaligned access.
12154 2009-01-21 Dodji Seketeli <dodji@redhat.com>
12157 * c-decl.c (clone_underlying_type): Move this ...
12158 * c-common.c (set_underlying_type): ... here.
12159 Also, make sure the function properly sets TYPE_STUB_DECL() on
12160 the newly created typedef variant type.
12161 (is_typedef_decl ): New entry point.
12162 * tree.h: Added a new member member_types_needing_access_check to
12163 struct tree_decl_non_common.
12164 (set_underlying_type): New entry point.
12165 (is_typedef_type): Likewise.
12167 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
12169 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
12170 Check whether two instructions have memory references that
12171 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
12172 are helper functions for traversing.
12173 * alias.h (insn_alias_sets_confilict_p): New prototypes.
12174 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
12175 not to draw dependency edge for instructions with non-conflicting
12178 2009-01-20 Joseph Myers <joseph@codesourcery.com>
12181 * longlong.h: Update copyright years. Use soft-fp license notice.
12182 Sync __clz_tab declaration with glibc.
12184 2009-01-20 Steve Ellcey <sje@cup.hp.com>
12187 * doc/extend.texi (syscall_linkage): New.
12188 (version_id): Modify.
12190 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12191 Richard Guenther <rguenther@suse.de>
12193 PR tree-optimization/38747
12194 PR tree-optimization/38748
12195 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
12196 conversion if the base address is an indirect reference and the
12197 aliasing sets could cause issues.
12199 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
12201 * common.opt (fgraphite, fgraphite-identity): Add comment for
12202 explaining why these options are not documented.
12204 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
12206 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
12207 gimple_call_lhs is NULL.
12209 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
12212 * emit-rtl.c (adjust_address_1): Make sure memref is never
12215 2009-01-20 Ben Elliston <bje@au.ibm.com>
12217 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
12218 const qualifier from arg parameter. Remove unnecessary cast to char *.
12219 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
12220 const qualifier from arg 2.
12222 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
12224 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
12226 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
12229 * rtl.h (reinit_regs): New prototype.
12230 * regclass.c: Include ira.h.
12231 (reinit_regs): New.
12232 * Makefile.in (regclass.o): Add ira.h.
12233 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
12235 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
12238 * c-common.c (handle_aligned_attribute): Use
12239 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
12240 default alignment value.
12242 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
12244 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
12245 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
12247 * doc/extend.texi: Update __attribute__ ((aligned)). Document
12248 __BIGGEST_ALIGNMENT__.
12250 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
12252 2009-01-18 Richard Guenther <rguenther@suse.de>
12254 PR tree-optimization/38819
12255 * tree-flow.h (operation_could_trap_helper_p): Declare.
12256 * tree-eh.c (operation_could_trap_helper_p): Export.
12257 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
12258 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
12259 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
12260 are about to insert a possibly trapping instruction and fail
12263 2009-01-18 Andreas Schwab <schwab@suse.de>
12265 * doc/install.texi (Configuration): Remove obsolete paragraph
12266 about use of --with-gnu-ld with --with-gnu-as.
12268 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
12270 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
12271 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
12272 Follow spelling conventions.
12274 2009-01-18 Ben Elliston <bje@au.ibm.com>
12276 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
12277 C++ warning about implicit conversion from void * to struct
12279 (bitmap_obstack_free): Likewise for bitmap_element *.
12280 * Makefile.in (bitmap.o-warn): Remove.
12282 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
12284 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
12286 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
12287 Tobias Grosser <tobi.grosser@amd.com>
12289 * graphite.c (graphite_trans_scop_block): Do not block single
12292 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
12294 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
12295 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
12296 test with assertion.
12298 2009-01-16 Richard Guenther <rguenther@suse.de>
12300 PR tree-optimization/38835
12301 PR middle-end/36227
12302 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
12303 and INT + PTR -> (INT)(PTR p+ INT) folding.
12304 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
12306 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
12309 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
12310 the subreg from a lowpart subreg if it is also casting the value.
12312 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
12313 Tobias Grosser <tobi.grosser@amd.com>
12315 * graphite.c (compare_prefix_loops): New.
12316 (build_scop_canonical_schedules): Rewritten.
12317 (graphite_transform_loops): Move build_scop_canonical_schedules
12318 after build_scop_iteration_domain.
12320 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
12321 Tobias Grosser <tobi.grosser@amd.com>
12323 * graphite.c (add_conditions_to_domain): Add the loops to
12324 the dimension of the iteration domain. Do copy the domain
12325 only when it exists.
12326 (build_scop_conditions_1): Do not call add_conditions_to_domain.
12327 (add_conditions_to_constraints): New.
12328 (can_generate_code_stmt, can_generate_code): Removed.
12329 (gloog): Do not call can_generate_code.
12330 (graphite_transform_loops): Call add_conditions_to_constraints
12331 after building the iteration domain.
12333 2009-01-16 Jakub Jelinek <jakub@redhat.com>
12335 PR tree-optimization/38789
12336 * tree-ssa-threadedge.c
12337 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
12338 __builtin_constant_p.
12340 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12342 * dce.c (delete_unmarked_insns): Reversed the order that insns are
12343 examined before deleting them.
12345 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
12347 * function.c (aggregate_value_p): Correctly extract the function
12348 type from CALL_EXPR_FN lookup.
12350 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
12352 * config/picochip/picochip.c (picochip_override_options): Revert
12353 CFI asm flag disable commited previously.
12355 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
12356 Tobias Grosser <tobi.grosser@amd.com>
12357 Jan Sjodin <jan.sjodin@amd.com>
12359 * graphite.c (scan_tree_for_params): On substractions negate
12360 all the coefficients of the term.
12361 (clast_to_gcc_expression_red): New. Handle reduction expressions
12362 of more than two operands.
12363 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
12364 (get_vdef_before_scop): Handle also the case of default definitions.
12366 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
12368 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
12369 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
12370 Also use them when walking CALL_INSN_FUNCTION_USAGE.
12372 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
12373 Joey Ye <joey.ye@intel.com>
12375 PR middle-end/37843
12376 * cfgexpand.c (expand_stack_alignment): Don't update stack
12377 boundary nor check incoming stack boundary here.
12378 (gimple_expand_cfg): Update stack boundary and check incoming
12379 stack boundary here.
12381 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12383 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
12385 2009-01-14 Jakub Jelinek <jakub@redhat.com>
12387 PR rtl-optimization/38245
12388 * calls.c (expand_call): Add stack arguments to
12389 CALL_INSN_FUNCTION_USAGE even for pure calls (when
12390 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
12391 in regs and partially in memory or BLKmode arguments.
12392 (emit_library_call_value_1): Add stack arguments to
12393 CALL_INSN_FUNCTION_USAGE even for pure calls (when
12394 ACCUMULATE_OUTGOING_ARGS).
12395 * dce.c: Include tm_p.h.
12396 (find_call_stack_args): New function.
12397 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
12399 (mark_insn): Call find_call_stack_args for CALL_Ps.
12400 (prescan_insns_for_dce): Walk insns backwards in bb rather than
12401 forwards. Allocate and free arg_stores bitmap if needed, pass it
12402 down to deletable_insn_p, don't mark stores set in arg_stores
12403 bitmap, clear the bitmap at the beginning of each bb.
12404 * Makefile.in (dce.o): Depend on $(TM_P_H).
12406 2009-01-14 Michael Meissner <gnu@the-meissners.org>
12409 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
12410 to make sure the insn is a conditional test (bug 22599). Reformat a
12413 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
12415 PR middle-end/38431
12416 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
12417 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
12418 (gloog): Do not call cleanup_tree_cfg.
12419 (graphite_transform_loops): Call cleanup_tree_cfg after all
12420 scops have been code generated.
12422 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
12423 * doc/gty.texi (Invoking the garbage collector): Added new node
12424 and section documenting ggc_collect.
12426 2009-01-14 Richard Guenther <rguenther@suse.de>
12428 PR tree-optimization/38826
12429 PR middle-end/38477
12430 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
12431 initialization notes only if we actually emitted a warning.
12432 (intra_create_variable_infos): Add constraints for a result decl
12433 that is passed by hidden reference.
12434 (build_pred_graph): Mark all related variables non-direct on
12437 2009-01-14 Nick Clifton <nickc@redhat.com>
12439 * ira-conflicts.c: Include addresses.h for the definition of
12441 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
12442 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
12444 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
12447 * Makefile.in (ira-lives.o): Add except.h.
12449 * ira-lives.c: Include except.h.
12450 (process_bb_node_lives): Process can_throw_internal.
12452 2009-01-13 Jakub Jelinek <jakub@redhat.com>
12454 PR rtl-optimization/38774
12455 * combine.c (simplify_set): When undoing cc_use change, don't do
12456 PUT_CODE on the newly created comparison, but instead put back the
12459 2009-01-13 Joseph Myers <joseph@codesourcery.com>
12461 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
12462 values. Remove duplicate arm8 entry.
12464 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
12466 PR tree-optimization/38786
12467 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
12468 the SSA_NAME case of expand_scalar_variables_expr.
12469 Set the type of an expression to the type of its assign statement.
12470 (expand_scalar_variables_expr): Also gather the scalar computation
12471 used to index the memory access. Do not pass loop_p.
12472 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
12473 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
12474 the gimple_stmt_iterator where it inserts new code.
12475 Do not pass loop_p.
12476 (copy_bb_and_scalar_dependences): Do not pass loop_p.
12477 (translate_clast): Update call to copy_bb_and_scalar_dependences.
12479 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
12481 * graphite.h (debug_value): Removed.
12482 * graphite.c (debug_value): Removed.
12484 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12486 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
12487 ldrd/strd with two 32-bit instructions.
12489 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12491 * config/arm/arm.c (struct processors): Pass for speed down into
12492 cost helper functions.
12493 (const_ok_for_op): Handle COMPARE and inequality nodes.
12494 (arm_rtx_costs_1): Rewrite.
12495 (arm_size_rtx_costs): Update prototype.
12496 (arm_rtx_costs): Pass speed down to helper functions.
12497 (arm_slowmul_rtx_costs): Rework cost calculations.
12498 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
12499 (arm_9e_rtx_costs): Likewise.
12501 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
12503 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
12504 relocations of local symbols wider than UNITS_PER_WORD are not valid.
12505 (alpha_legitimize_address): Do not split local symbols wider than
12506 UNITS_PER_WORD into HIGH/LO_SUM parts.
12508 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
12511 * gcc.c (process_command): Replace call to execvp with calls
12512 to pex_one and exit.
12514 2009-01-03 Anatoly Sokolov <aesok@post.ru>
12517 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
12518 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
12519 variant for devices with 3-byte PC.
12520 (__tablejump_elpm__): New.
12522 2009-01-12 Jakub Jelinek <jakub@redhat.com>
12525 * c-parser.c (c_parser_postfix_expression): Allow `->' in
12526 offsetof member-designator, handle it as `[0].'.
12528 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12530 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
12531 function when not using named sections on targets with named sections
12532 if branch distance is less than 262132.
12534 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
12536 * combine.c (combine_instructions): Recompute
12537 optimize_this_for_speed_p for each BB in the main combine loop.
12539 2009-01-12 Tomas Bily <tbily@suse.cz>
12542 * tree-loop-distribution.c (prop_phis): New function.
12543 (generate_builtin): Call prop_phis.
12544 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
12546 2009-01-12 Jakub Jelinek <jakub@redhat.com>
12548 PR tree-optimization/38807
12549 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
12550 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
12552 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
12554 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
12555 subreg of op0 to the original op0.
12557 2009-01-11 Laurent GUERBY <laurent@guerby.net>
12559 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
12561 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
12564 * mips-tfile.c (parse_def): Fix parsing of def strings
12565 starting with digits.
12567 2009-01-10 Jakub Jelinek <jakub@redhat.com>
12570 * config/arm/arm.c (arm_is_long_call_p): Don't call
12571 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
12573 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
12575 * regrename.c (regrename_optimize): Fix dumping.
12576 (find_oldest_value_reg): Preserve REG_POINTER.
12577 (copy_hardreg_forward_1): Likewise.
12579 2009-01-09 Diego Novillo <dnovillo@google.com>
12581 * gimple.h (struct gimple_statement_base) <uid>: Document
12582 the restrictions on its use.
12583 (gimple_uid): Tidy.
12584 (gimple_set_uid): Tidy.
12586 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12588 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
12589 zero guard even if align_bytes != 0 and count is smaller than
12592 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
12594 PR rtl-optimization/38495
12595 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
12596 (add_range_and_copies_from_move_list): Print all added ranges.
12597 Add ranges to memory optimized destination.
12599 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12603 * config/i386/i386.c (override_options): Reject
12604 -mstringop-strategy=rep_8byte with -m32.
12605 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
12606 to 1. Do count comparison against epilogue_size_needed at compile
12607 time even when count_exp was constant forced into register. For
12608 size_needed don't jump to epilogue, instead just avoid aligning
12609 and invoke the body algorithm. If need_zero_guard, add zero guard
12610 even if count is non-zero, but smaller than size_needed + number of
12611 bytes that could be stored for alignment.
12612 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
12613 to 1. If need_zero_guard, add zero guard even if count is non-zero,
12614 but smaller than size_needed + number of bytes that could be stored
12615 for alignment. Compare size_needed with epilogue_size_needed instead
12616 of desired_align - align, don't adjust size_needed, pass
12617 epilogue_size_needed to the epilogue expanders.
12620 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
12622 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12624 * pa.c (last_address): Change to unsigned.
12625 (update_total_code_bytes): Change argument to unsigned. Don't
12626 check if insn addresses are set.
12627 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
12628 addresses are not set.
12629 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
12631 2009-01-09 Nick Clifton <nickc@redhat.com>
12633 * config/sh/symbian.c: Replace uses of DECL_INLINE with
12634 DECL_DECLARED_INLINE_P.
12636 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12638 PR middle-end/38347
12639 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
12640 GET_MODE (op0) in operand_subword_force calls.
12642 PR middle-end/38771
12643 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
12644 fold_convert arg0 operands to TREE_TYPE (op0) first.
12646 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
12648 * params.def (ira-max-conflict-table-size): Decrease default value
12651 2009-01-08 Jakub Jelinek <jakub@redhat.com>
12653 PR tree-optimization/37031
12654 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
12656 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
12657 allocate it using gc instead of heap, use VEC_quick_push instead of
12659 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
12660 instead of heap, use VEC_quick_push instead of VEC_safe_push.
12661 * tree-data-ref.h (struct access_matrix): Change matrix to gc
12662 allocated vector from heap allocated.
12663 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
12664 * tree-loop-linear.c (linear_transform_loops): Allocate nest
12665 vector only after perfect_loop_nest_depth call.
12667 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
12668 Jan Sjodin <jan.sjodin@amd.com>
12670 PR tree-optimization/38559
12671 * graphite.c (debug_value, copy_constraint,
12672 swap_constraint_variables, scale_constraint_variable, ): New.
12673 (get_lower_bound, get_upper_bound): Removed.
12674 (graphite_trans_bb_strip_mine): Clean up this code that works
12675 only for constant number of iterations. Fully copy upper and
12676 lower bound constraints, not only the constant part of them.
12677 * graphite.h (debug_value): Declared.
12679 2009-01-08 Ira Rosen <irar@il.ibm.com>
12681 PR tree-optimization/37194
12682 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
12683 Don't add the cost of cost model guard in prologue to scalar
12684 outside cost in case of known number of iterations.
12686 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
12687 Alan Modra <amodra@bigpond.net.au>
12689 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
12690 non-word-aligned REG+CONST addressing.
12692 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
12695 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
12696 free_after_compilation when outputting a thunk.
12697 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
12698 Do not call free_after_compilation here.
12700 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
12702 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
12703 (ix86_valid_target_attribute_inner_p): Ditto.
12705 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
12707 PR tree-optimization/38492
12708 PR tree-optimization/38498
12709 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
12710 * tree-chrec.h (scev_is_linear_expression): Declared.
12711 * graphite.c (graphite_cannot_represent_loop_niter): New.
12712 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
12713 (graphite_loop_normal_form): Use gcc_assert.
12714 (scan_tree_for_params): Use CASE_CONVERT.
12715 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
12716 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
12717 Use gcc_assert. Discard scops that contain unhandled cases.
12718 (build_scop_conditions): Return a boolean status for unhandled cases.
12719 (strip_mine_profitable_p): Print the loop number, not its depth.
12720 (is_interchange_valid): Pass the depth of the loop nest, don't
12721 recompute it wrongly.
12722 (graphite_trans_bb_block): Same.
12723 (graphite_trans_bb_block): Print tentative of loop blocking.
12724 (graphite_trans_scop_block): Do not print that the loop has been
12726 (graphite_transform_loops): Do not handle scops that contain condition
12729 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
12731 AVX Programming Reference (December, 2008)
12732 * config/i386/avxintrin.h (_mm256_stream_si256): New.
12733 (_mm256_stream_pd): Likewise.
12734 (_mm256_stream_ps): Likewise.
12736 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
12737 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
12738 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
12739 (bdesc_special_args): Add __builtin_ia32_movntdq256,
12740 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
12741 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
12742 (ix86_expand_special_args_builtin): Likewise.
12744 * config/i386/sse.md (AVXMODEDI): New.
12745 (avx_movnt<mode>): Likewise.
12746 (avx_movnt<mode>): Likewise.
12747 (<sse>_movnt<mode>): Remove AVX support.
12748 (sse2_movntv2di): Likewise.
12750 2009-01-07 Richard Guenther <rguenther@suse.de>
12752 PR middle-end/38751
12753 * fold-const.c (extract_muldiv): Remove obsolete comment.
12754 (fold_plusminus_mult_expr): Undo MINUS_EXPR
12755 to PLUS_EXPR canonicalization for the canonicalization.
12757 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
12759 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
12760 hosted cross-compilers generating less efficient code.
12762 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
12764 * function.h (rtl_data): Add a dbr_scheduled_p field.
12765 * reorg.c (dbr_schedule): Set it.
12766 (gate_handle_delay_slots): Check it.
12767 * config/mips/mips.c (mips_base_delayed_branch): Delete.
12768 (mips_reorg): Check flag_delayed_branch instead of
12769 mips_base_delayed_branch.
12770 (mips_override_options): Don't set mips_base_delayed_branch
12771 or flag_delayed_branch.
12773 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
12775 PR rtl-optimization/38426.
12776 * ira.c (ira): Set current_function_is_leaf earlier.
12778 2009-01-06 Jakub Jelinek <jakub@redhat.com>
12780 PR rtl-optimization/38722
12781 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
12782 too early, only set a flag and modify after last possible
12785 2009-01-06 Janis Johnson <janis187@us.ibm.com>
12788 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
12789 * real.c (decimal_single_format): Correct values of emin and emax.
12790 (decimal_double_format): Ditto.
12791 (decimal_quad_format): Ditto.
12792 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
12793 computation of DECnn_MIN and DECnn_MAX for corrected values of
12794 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
12795 __DECnn_MIN__, and adjust its computation for the corrected value
12798 2009-01-06 Jan Hubicka <jh@suse.cz>
12801 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
12803 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
12805 * doc/contrib.texi (Contributors): Slightly adjust the end note.
12806 Add Robert Clark to the list of testers.
12808 2009-01-06 Jan Hubicka <jh@suse.cz>
12809 Kai Tietz <kai.tietz@onevision.com>
12811 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
12812 * config/i386/i386.c (ix86_expand_call): Add clobbers.
12814 2009-01-06 Jan Hubicka <jh@suse.cz>
12815 Kai Tietz <kai.tietz@onevision.com>
12817 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
12819 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
12820 (ix86_nsaved_regs): Count only general purpose regs.
12821 (ix86_nsaved_sseregs): New.
12822 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
12823 to 16 for w64; compute padding and size of sse reg save area.
12824 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
12825 general purpose regs.
12826 (ix86_emit_save_sse_regs_using_mov): New.
12827 (ix86_expand_prologue): Save SSE regs if needed.
12828 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
12829 (ix86_emit_restore_sse_regs_using_mov): New.
12830 (ix86_expand_epilogue): Save SSE regs if needed.
12832 2009-01-06 Jan Hubicka <jh@suse.cz>
12833 Kai Tietz <kai.tietz@onevision.com>
12835 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
12836 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
12837 functions when accumulate outgoing args is off.
12839 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
12842 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
12843 before using pseudos_have_intersected_live_ranges_p.
12845 * ira-int.h (ira_assert): Always define.
12847 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
12849 AVX Programming Reference (December, 2008)
12850 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
12851 (_mm256_permute2_pd): Likewise.
12852 (_mm_permute2_ps): Likewise.
12853 (_mm256_permute2_ps): Likewise.
12854 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
12855 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
12857 * config/i386/i386.c (ix86_builtins): Remove
12858 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
12859 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
12860 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
12861 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
12862 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
12863 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
12864 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
12865 __builtin_ia32_vpermil2ps256.
12866 (ix86_init_mmx_sse_builtins): Updated.
12867 (ix86_expand_args_builtin): Likewise.
12869 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12871 * pa.c (output_call): Relocate non-jump insns in the delay slot of
12872 long absolute calls when generating PA 2.0 code.
12874 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
12876 PR rtl-optimization/38583
12877 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
12879 * params.def (ira-max-conflict-table-size): New.
12881 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
12883 * ira.h (ira_conflicts_p): New external definition.
12885 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
12886 table. Report this. Return result of building.
12887 (ira_build_conflicts): Use ira_conflicts_p. Check result of
12888 building conflict table.
12890 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
12891 (ira_color): Use ira_conflicts_p.
12893 * global.c: Include ira.h.
12894 (pseudo_for_reload_consideration_p, build_insn_chain): Use
12897 * Makefile.in (global.o): Add ira.h.
12899 * ira-build.c (mark_all_loops_for_removal,
12900 propagate_some_info_from_allocno): New.
12901 (remove_unnecessary_allocnos): Call
12902 propagate_some_info_from_allocno.
12903 (remove_low_level_allocnos): New.
12904 (remove_unnecessary_regions): Add parameter. Call
12905 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
12906 parameter to remove_unnecessary_regions.
12907 (ira_build): Remove all regions but root if the conflict table was
12908 not built. Update conflict hard regs for allocnos crossing calls.
12910 * ira.c (ira_conflicts_p): New global.
12911 (ira): Define and use ira_conflicts_p.
12913 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
12914 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
12915 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
12917 2009-01-06 Ben Elliston <bje@au.ibm.com>
12919 * gengtype-lex.l (YY_NO_INPUT): Define.
12921 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12924 * c-common.c (handle_vector_size_attribute): Also reject
12925 BOOLEAN_TYPE types.
12927 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
12929 PR tree-optimization/38492
12930 * graphite.c (rename_map_elt, debug_rename_elt,
12931 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
12932 rename_map_elt_info, eq_rename_map_elts,
12933 get_new_name_from_old_name, bb_in_sese_p): Moved around.
12934 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
12935 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
12936 (sese_build_livein_liveouts): New.
12937 (new_sese, free_sese): New.
12938 (new_scop): Call new_sese.
12939 (free_scop): Call free_sese.
12940 (rename_variables_from_edge, rename_phis_end_scop): Removed.
12941 (register_old_new_names): Renamed register_old_and_new_names.
12942 (register_scop_liveout_renames, add_loop_exit_phis,
12943 insert_loop_close_phis, struct igp,
12944 default_liveout_before_guard, add_guard_exit_phis,
12945 insert_guard_phis, copy_renames): New.
12946 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
12947 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
12948 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
12949 (scop_adjust_phis_for_liveouts): New.
12950 (gloog): Call scop_adjust_phis_for_liveouts.
12952 * graphite.h (struct sese): Documented. Added fields liveout,
12953 num_ver and livein.
12954 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
12955 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
12956 (struct scop): Added field liveout_renames.
12957 (SCOP_LIVEOUT_RENAMES): New.
12959 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
12961 PR tree-optimization/38510
12962 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
12963 (translate_clast): Call recompute_all_dominators before
12965 (gloog): Call recompute_all_dominators before graphite_verify.
12967 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
12968 Jan Sjodin <jan.sjodin@amd.com>
12970 PR tree-optimization/38500
12971 * graphite.c (create_sese_edges): Call fix_loop_structure after
12974 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
12976 * config.gcc: Add m32r*-*-rtems*.
12977 * config/m32r/rtems.h: New file.
12979 2009-01-05 Ben Elliston <bje@au.ibm.com>
12981 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
12982 (.po.pox): Likewise.
12983 (po/gcc.pot): Likewise.
12985 2009-01-04 David S. Miller <davem@davemloft.net>
12987 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
12988 (STARTING_FRAME_OFFSET): Always set to zero.
12990 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
12992 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
12993 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
12994 fixed-point types, and vectors of the same.
12996 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
12998 * config/mips/sync.md (*mb_barrier): Rename to...
12999 (*memory_barrier): ...this.
13001 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
13003 * doc/extend.texi (Function Attributes): Move @cindex after @item
13004 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
13005 and put in alphabetical order. Fix 'target' name and put in order.
13006 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
13009 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
13011 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
13012 (memory_barrier): Expand as unspec instead of unspec_volatile.
13013 Remove mem:BLK from insn operands. Use Pmode scratch register.
13014 (*memory_barrier): Define as unspec instead of unspec_volatile.
13015 Use (match_dup 0) as input operand.
13017 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
13018 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
13019 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
13020 scratch register. Remove operand 1.
13021 (*stbar): Define as unspec instead of unspec_volatile.
13022 Use (match_dup 0) as input operand, remove (const_int 8).
13023 (*membar): Define as unspec instead of unspec_volatile.
13024 Use (match_dup 0) as input operand, remove input operand 2.
13026 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
13027 (memory_barrier): Expand as unspec instead of unspec_volatile.
13028 Remove mem:BLK from insn operands. Use Pmode scratch register.
13029 (*memory_barrier): Define as unspec instead of unspec_volatile.
13030 Use (match_dup 0) as input operand.
13032 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
13033 Remove mem:BLK from insn operands. Use Pmode scratch register.
13034 Set volatile flag on operand 0.
13035 (*memory_barrier): New insn pattern.
13037 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
13039 (*memory_barrier): Use (match_dup 0) as input operand.
13041 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
13042 Remove mem:BLK from insn operands. Use Pmode scratch register.
13043 Set volatile flag on operand 0.
13044 (*mb_internal): New insn pattern.
13046 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
13048 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
13050 PR middle-end/38586
13051 * function.c (struct temp_slot): Move to the section of the file
13052 that deals with temp slots. Remove field 'address'.
13053 (temp_slot_address_table): New hash table of address -> temp slot.
13054 (struct temp_slot_address_entry): New struct, items for the table.
13055 (temp_slot_address_compute_hash, temp_slot_address_hash,
13056 temp_slot_address_eq, insert_temp_slot_address): Support functions
13058 (find_temp_slot_from_address): Rewrite to use the new hash table.
13059 (remove_unused_temp_slot_addresses): Remove addresses of temp
13060 slots that have been made available.
13061 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
13062 worker function for remove_unused_temp_slot_addresses.
13063 (assign_stack_temp_for_type): Don't clear the temp slot address list.
13064 Add the temp slot address to the address -> temp slot map.
13065 (update_temp_slot_address): Update via insert_temp_slot_address.
13066 (free_temp_slots): Call remove_unused_temp_slot_addresses.
13067 (pop_temp_slots): Likewise.
13068 (init_temp_slots): Allocate the address -> temp slot map, or empty
13069 the map if it is already allocated.
13070 (prepare_function_start): Initialize temp slot processing.
13072 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
13074 PR middle-end/38584
13075 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
13076 Calculate the size of all stack vars assuming no packing of stack
13077 vars will happen, replacing a quadratic algorithm with a linear one.
13079 2009-01-03 Jakub Jelinek <jakub@redhat.com>
13082 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
13085 2009-01-03 Diego Novillo <dnovillo@google.com>
13087 * doc/contrib.texi: Update contributions.
13089 2009-01-03 Jakub Jelinek <jakub@redhat.com>
13092 * builtins.c (fold_builtin_memory_op): Give up if either operand
13093 is volatile. Set srctype or desttype to non-qualified version
13097 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
13098 and FUNCTION_DECLs.
13100 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
13102 PR rtl-optimization/35805
13103 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
13104 problem if fast dce is able to remove any instructions.
13105 * dce.c (dce_process_block): Fix dump message.
13107 2009-01-02 Mark Mitchell <mark@codesourcery.com>
13110 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
13112 2009-01-02 Jakub Jelinek <jakub@redhat.com>
13114 PR middle-end/38690
13115 * tree-flow.h (op_code_prio, op_prio): New prototypes.
13116 * tree-pretty-print.c (op_code_prio): New function.
13117 (op_prio): No longer static. Use op_code_prio.
13118 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
13119 Use op_prio and op_code_prio to determine if () should be
13120 printed around operand(s) or not.
13122 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
13123 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
13124 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
13125 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
13126 pp_character instead of pp_string for single letter printing.
13128 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
13130 * doc/extend.texi: Fix '#pragma GCC option' typo.
13132 2009-01-02 Richard Guenther <rguenther@suse.de>
13134 * doc/install.texi (--enable-checking): Mention different
13135 default for stage1.
13136 (--enable-stage1-checking): Document.
13138 2009-01-01 Andrew Pinski <pinskia@gmail.com>
13140 PR middle-end/30142
13141 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
13142 case to be an error.
13144 2009-01-02 Ben Elliston <bje@au.ibm.com>
13146 * config/fp-bit.h (pack_d): Constify argument.
13147 * config/fp-bit.c (makenan): Constify return type. Remove casts.
13148 (isnan): Constify argument.
13150 (iszero): Likewise.
13151 (pack_d): Likewise.
13152 (_fpadd_parts): Constify return type.
13153 (_fpmul_parts): Likewise.
13154 (_fpdiv_parts): Likewise.
13156 2009-01-01 Jakub Jelinek <jakub@redhat.com>
13159 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
13160 warn about overwriting initializer with side-effects or
13161 -Woverride-init if !IMPLICIT.
13162 (output_init_element): Likewise. Pass IMPLICIT down to
13164 (process_init_element): Add IMPLICIT argument. Pass it down
13165 to output_init_element.
13166 (push_init_element, pop_init_level, set_designator): Adjust
13167 process_init_element callers.
13168 (set_nonincremental_init, set_nonincremental_init_from_string):
13169 Adjust add_pending_init callers.
13170 (output_pending_init_elements): Adjust output_init_element callers.
13171 * c-tree.h (process_init_element): Adjust prototype.
13172 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
13173 process_init_element callers.
13176 Copyright (C) 2009 Free Software Foundation, Inc.
13178 Copying and distribution of this file, with or without modification,
13179 are permitted in any medium without royalty provided the copyright
13180 notice and this notice are preserved.