1 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
4 definition to bool (from int) to un-break build.
5 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
7 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
9 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
10 discard_stmt_changes): Delete.
11 * tree-ssa-operands.c (scb_stack): Delete.
12 (init_ssa_operands): Do not initialize it.
13 (fini_ssa_operands): Do not free it.
14 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
16 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
17 update_stmt, remove the others. Fix comments.
18 * tree-dfa.c (optimize_stack_restore): Likewise.
19 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
20 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
21 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
22 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
24 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
25 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
26 (dom_opt_finalize_block): Likewise, adjusting access to stmts_to_rescan.
27 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
28 (stmts_to_rescan): Change item type to gimple.
29 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
31 2009-05-24 Ira Rosen <irar@il.ibm.com>
33 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
34 * tree-pass.h (pass_slp_vectorize): New pass.
35 * params.h (SLP_MAX_INSNS_IN_BB): Define.
36 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
37 * tree-vectorizer.c (timevar.h): Include.
38 (user_vect_verbosity_level): Declare.
39 (vect_location): Fix comment.
40 (vect_set_verbosity_level): Update user_vect_verbosity_level
41 instead of vect_verbosity_level.
42 (vect_set_dump_settings): Add an argument. Ignore user defined
43 verbosity if dump flags require higher level of verbosity. Print to
44 stderr only for loop vectorization.
45 (vectorize_loops): Update call to vect_set_dump_settings.
46 (execute_vect_slp): New function.
47 (gate_vect_slp): Likewise.
48 (struct gimple_opt_pass pass_slp_vectorize): New.
49 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
51 (vec_info_for_bb): New function.
52 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
53 (VECTORIZATION_ENABLED): New macro.
54 (SLP_ENABLED, SLP_DISABLED): Likewise.
55 (vect_is_simple_use): Add bb_vec_info argument.
56 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
57 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
58 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
59 vect_schedule_slp, vect_analyze_slp): Likewise.
60 (vect_analyze_stmt): Add slp_tree argument.
61 (find_bb_location): Declare.
62 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
63 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
64 (vect_analyze_loop_operations, vect_analyze_loop,
65 get_initial_def_for_induction, vect_create_epilog_for_reduction,
66 vect_finalize_reduction, vectorizable_reduction,
67 vectorizable_live_operation, vect_transform_loop): Likewise.
68 * tree-data-ref.c (dr_analyze_innermost): Update comment,
69 skip evolution analysis if analyzing a basic block.
70 (dr_analyze_indices): Likewise.
71 (initialize_data_dependence_relation): Skip the test whether the
72 object is invariant for basic blocks.
73 (compute_all_dependences): Skip dependence analysis for data
74 references in basic blocks.
75 (find_data_references_in_stmt): Don't fail in case of invariant
76 access in basic block.
77 (find_data_references_in_bb): New function.
78 (find_data_references_in_loop): Move code to
79 find_data_references_in_bb and add a call to it.
80 (compute_data_dependences_for_bb): New function.
81 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
82 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
84 (vect_analyze_data_ref_dependence): Check for interleaving in case of
85 unknown dependence in basic block and fail in case of dependence in
87 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
88 dependence instances from either loop or basic block vectorization
90 (vect_compute_data_ref_alignment): Check if it is loop vectorization
91 before calling nested_in_vect_loop_p.
92 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
93 dependence instances from either loop or basic block vectorization
95 (vect_verify_datarefs_alignment): Likewise.
96 (vect_enhance_data_refs_alignment): Adjust function calls.
97 (vect_analyze_data_refs_alignment): Likewise.
98 (vect_analyze_group_access): Fix printing. Skip different checks if
99 DR_STEP is 0. Keep strided stores either in loop or basic block
100 vectorization data structure. Fix indentation.
101 (vect_analyze_data_ref_access): Fix comments, allow zero step in
103 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
104 dependence instances from either loop or basic block vectorization
106 (vect_analyze_data_refs): Update comment. Call
107 compute_data_dependences_for_bb to analyze basic blocks.
108 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
109 case of loop vectorization. In case of basic block vectorization use
110 data-ref itself as a base.
111 (vect_create_data_ref_ptr): In case of basic block vectorization:
112 don't advance the pointer, add new statements before the current
113 statement. Adjust function calls.
114 (vect_supportable_dr_alignment): Support only aligned accesses in
115 basic block vectorization.
116 * common.opt (ftree-slp-vectorize): New flag.
117 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
118 (vect_pattern_recog_1): Likewise.
119 * tree-vect-stmts.c (process_use): Likewise.
120 (vect_init_vector): Add new statements in the beginning of the basic
121 block in case of basic block SLP.
122 (vect_get_vec_def_for_operand): Adjust function calls.
123 (vect_finish_stmt_generation): Likewise.
124 (vectorizable_call): Add assert that it is loop vectorization, adjust
126 (vectorizable_conversion, vectorizable_assignment): Likewise.
127 (vectorizable_operation): In case of basic block SLP, take
128 vectorization factor from statement's type and skip the relevance
129 check. Adjust function calls.
130 (vectorizable_type_demotion): Add assert that it is loop
131 vectorization, adjust function calls.
132 (vectorizable_type_promotion): Likewise.
133 (vectorizable_store): Check for outer loop only in case of loop
134 vectorization. Adjust function calls. For basic blocks, skip the
135 relevance check and don't advance pointers.
136 (vectorizable_load): Likewise.
137 (vectorizable_condition): Add assert that it is loop vectorization,
138 adjust function calls.
139 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
140 that it is not reduction, get vector type, call only supported
141 functions, skip loop specific parts.
142 (vect_transform_stmt): Check for outer loop only in case of loop
144 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
145 (vect_is_simple_use): Fix comment, add new argument, fix conditions
146 for external definition.
147 * passes.c (pass_slp_vectorize): New pass.
148 * tree-vect-slp.c (find_bb_location): New function.
149 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
150 check for patterns only in loops.
151 (vect_build_slp_tree): Add argument, adjust function calls, fail in
152 case of multiple types in basic block SLP.
153 (vect_mark_slp_stmts_relevant): New function.
154 (vect_supported_load_permutation_p): Fix comment.
155 (vect_analyze_slp_instance): Add argument. In case of basic block
156 SLP, take vectorization factor from statement's type, check that
157 unrolling factor is 1. Adjust function call. Save SLP instance in
158 either loop or basic block vectorization structure. Return FALSE,
160 (vect_analyze_slp): Add argument. Get strided stores groups from
161 either loop or basic block vectorization structure. Return FALSE
162 if basic block SLP failed.
163 (new_bb_vec_info): New function.
164 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
165 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
166 (vect_schedule_slp): Add argument. Get SLP instances from either
167 loop or basic block vectorization structure. Set vectorization factor
168 to be 1 for basic block SLP.
169 (vect_slp_transform_bb): New function.
170 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
172 2009-05-23 Mark Mitchell <mark@codesourcery.com>
174 * final.c (shorten_branches): Do not align labels for jump tables.
175 (final_scan_insn): Use JUMP_TABLE_DATA_P.
177 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
179 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
180 Remove outdated reference to flow.c and fix nits.
181 * doc/gccint.texi: Tweak RTL description.
182 * doc/rtl.texi: Likewise.
184 2009-05-23 Denis Chertykov <chertykov@gmail.com>
186 * config/avr/avr.c: Change my email address.
187 * config/avr/avr.h: Likewise.
188 * config/avr/avr.md: Likewise.
189 * config/avr/avr-protos.h: Likewise.
190 * config/avr/libgcc.S: Likewise.
192 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
194 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
195 (spu_split_load, spu_split_store): Change return type to int.
196 (spu_split_convert): Declare.
197 * config/spu/predicates.md (spu_mem_operand): Remove.
198 (spu_mov_operand): Update.
199 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
200 * config/spu/spu.c (regno_aligned_for_load): Remove.
201 (reg_aligned_for_addr, spu_expand_load): Define.
202 (spu_expand_extv): Reimplement and handle MEM.
203 (spu_expand_insv): Handle MEM.
204 (spu_sched_reorder): Handle insn's with length 0.
205 (spu_legitimate_address_p): Reimplement.
206 (store_with_one_insn_p): Return TRUE for any mode with size
207 larger than 16 bytes.
208 (address_needs_split): Define.
209 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
211 (spu_convert_move): Define.
212 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
213 (spu_split_store): Change all MEM's to TImode.
214 (spu_init_expanders): Preallocate registers that correspond to
215 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
217 (spu_split_convert): Define.
218 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
219 (_move<mode>, _movdi, _movti): Update predicate and condition.
220 (load, store): Change to define_split.
221 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
223 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
224 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
225 define_insn_and_split of lshr<mode>3.
226 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
227 (<v>ashr<mode>3_imm): Define.
228 (extv, extzv, insv): Allow MEM operands.
229 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
230 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
231 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
232 (_spu_convert2): Change to define_insn_and_split and remove the
233 corresponding define_peephole2.
234 (stack_protect_set, stack_protect_test, stack_protect_test_si):
235 Change predicates to memory_operand.
237 2009-05-22 Mark Mitchell <mark@codesourcery.com>
239 * config/arm/thumb2.md: Add 16-bit multiply instructions.
241 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
243 PR tree-optimization/40219
244 * tree.c (iterative_hash_expr): Make sure the builtin function is
245 a normal builtin function and not a front end or back end builtin
246 before indexing into the built_in_decls array.
248 2009-05-22 Richard Guenther <rguenther@suse.de>
251 * alias.c (write_dependence_p): Do not use TBAA for answering
252 anti-dependence or output-dependence.
253 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
254 (emit_pointer_definition): Remove.
255 (emit_alias_warning): Likewise.
256 (find_what_var_points_to): Remove TBAA pruning code.
257 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
259 (compute_points_to_sets): Remove code computing the set of
260 dereferenced pointers.
261 * tree-data-ref.c (dr_may_alias_p): Properly use the split
262 oracle for querying anti and output dependencies.
263 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
264 if TBAA may be applied.
265 (refs_anti_dependent_p): New function.
266 (refs_output_dependent_p): Likewise.
267 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
268 (refs_output_dependent_p): Likewise.
269 * doc/tree-ssa.texi (Memory model): New section.
270 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
271 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
272 * cfgexpand.c (expand_gimple_basic_block): Do not handle
273 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
274 * expr.c (expand_expr_real_1): Likewise.
275 * gimple-low.c (lower_stmt): Likewise.
276 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
277 (dump_gimple_cdt): Remove.
278 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
279 (gimple_size): Likewise.
280 (walk_gimple_op): Likewise.
281 (is_gimple_stmt): Likewise.
282 (walk_stmt_load_store_addr_ops): Likewise.
283 (gimple_build_cdt): Remove.
284 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
285 * gimple.h (gimple_cdt_new_type): Remove.
286 (gimple_cdt_new_type_ptr): Likewise.
287 (gimple_cdt_set_new_type): Likewise.
288 (gimple_cdt_location): Likewise.
289 (gimple_cdt_location_ptr): Likewise.
290 (gimple_cdt_set_location): Likewise.
291 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
292 * tree-cfg.c (remove_useless_stmts_1): Do not handle
293 GIMPLE_CHANGE_DYNAMIC_TYPE.
294 (verify_types_in_gimple_stmt): Likewise.
295 * tree-inline.c (estimate_num_insns): Likewise.
296 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
297 (copy_decl_to_var): Likewise.
298 (copy_result_decl_to_var): Likewise.
299 * tree-pretty-print.c (dump_generic_node): Do not handle
300 CHANGE_DYNAMIC_TYPE_EXPR.
301 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
302 * tree-ssa-operands.c (get_expr_operands): Likewise.
303 * tree-ssa-structalias.c (struct variable_info): Remove
304 no_tbaa_pruning member.
305 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
306 (unify_nodes): Do not copy it.
307 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
308 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
309 (set_uids_in_ptset): Do not check it.
310 (find_what_var_points_to): Likewise.
311 (compute_tbaa_pruning): Remove.
312 (compute_points_to_sets): Do not call it.
313 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
314 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
315 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
316 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
317 (DECL_NO_TBAA_P): Likewise.
318 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
319 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
320 (expand_omp_atomic_pipeline): Do not set it.
321 * print-tree.c (print_node): Do not dump it.
322 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
325 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
328 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
331 2009-05-22 Mark Mitchell <mark@codesourcery.com>
333 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
336 2009-05-22 Ben Elliston <bje@au.ibm.com>
338 * Makefile.in (bversion.h, s-bversion): New targets.
339 (TOPLEV_H): Add bversion.h.
340 * toplev.h: Include "bversion.h".
341 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
342 the __format__ attribute only if compiling with the same version
343 of GCC as the sources (the "build version").
345 2009-05-22 Ben Elliston <bje@au.ibm.com>
347 * c-format.c (handle_format_attribute): Fix comment typo.
349 2009-05-21 Steve Ellcey <sje@cup.hp.com>
352 * config/ia64/ia64.opt (mfused-madd): New.
353 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
354 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
355 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
356 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
357 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
358 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
359 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
360 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
361 instruction if !TARGET_FUSED_MADD.
362 (fpma, fpms): Remove colon from name.
364 2009-05-22 Richard Guenther <rguenther@suse.de>
366 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
367 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
368 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
370 (create_expression_by_pieces): Only convert if necessary.
371 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
372 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
374 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
376 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
377 regular pattern from a template and rename it ...
378 (*extzv_truncsi_exts): ... to this.
380 2009-05-21 Richard Guenther <rguenther@suse.de>
382 * cgraph.h (struct cgraph_node): Remove inline_decl member.
383 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
384 (cgraph_default_inline_p): Likewise.
385 (cgraph_decide_inlining_incrementally): Likewise.
387 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
388 Uros Bizjak <ubizjak@gmail.com>
390 * config/i386/cpuid.h (bit_MOVBE): New.
392 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
394 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
395 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
396 (ix86_handle_option): Handle OPT_mmovbe.
397 (ix86_target_string): Add -mmovbe.
398 (pta_flags): Add PTA_MOVBE.
399 (processor_alias_table): Add PTA_MOVBE to "atom".
400 (override_options): Handle PTA_MOVBE.
402 * config/i386/i386.h (TARGET_MOVBE): New.
404 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
405 (*bswapsi_movbe): New.
406 (*bswapdi_movbe): Likewise.
407 (bswapdi2): Renamed to ...
409 (bswapdi2): New expander.
411 * config/i386/i386.opt (mmovbe): New.
413 * doc/invoke.texi: Document -mmovbe.
415 2009-05-21 Taras Glek <tglek@mozilla.com>
417 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
418 * gcc-plugin.h (plugin_init): Updated signature.
419 * gcc-plugin.h (plugin_name_args): Moved to this header.
420 * doc/plugins.texi (plugin_init): Updated documention to reflect
422 * doc/plugins.texi (plugin_name_args): Added to documention.
424 2009-05-21 Mark Mitchell <mark@codesourcery.com>
426 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
427 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
429 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
431 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
432 JUMP_TABLE_DATA_P predicates where applicable.
433 * config/i386/predicates.md: Ditto.
434 * config/i386/sse.md: Ditto.
436 2009-05-21 Jakub Jelinek <jakub@redhat.com>
438 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
439 operand2 -128 override length_immediate attribute to 1.
440 * config/i386/predicates.md (constm128_operand): New predicate.
442 * config/i386/i386.c (memory_address_length): Handle %r12
443 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
445 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
446 mode look through optional ZERO_EXTEND and SUBREG.
447 * config/i386/i386.md (R12_REG): New define_constant.
448 (prefix_data16): For sse unit set also for MODE_TI insns.
449 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
450 insns set if operand 1 is ext_QIreg_operand.
451 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
452 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
454 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
455 mode from MODE_DI to MODE_SI.
456 (movdi_1_rex64): Override modrm and length_immediate attributes
457 only for movabs (TYPE_IMOV, alternative 2).
458 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
459 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
460 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
461 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
462 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
463 prefix_rex attribute if DImode.
464 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
465 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
466 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
467 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
468 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
469 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
470 Likewise. For TYPE_IMOV clear length_immediate attribute.
471 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
472 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
473 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
474 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
475 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
476 or one operand TYPE_ISHIFT.
477 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
478 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
479 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
480 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
481 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
482 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
483 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
484 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
485 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
486 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
487 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
488 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
489 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
490 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
491 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
492 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
493 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
494 set mode attribute, don't override length attribute.
495 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
497 (return_internal_long): Set length attribute to 2 instead of 1.
498 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
499 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
500 prefix_rex attribute.
501 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
503 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
505 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
507 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
509 2009-05-20 Ian Lance Taylor <iant@google.com>
511 * tree.c (build_tree_list_vec_stat): New function.
512 (ctor_to_vec): New function.
513 (build_nt_call_vec): New function.
514 (build_call_array): Change args to be a const pointer.
515 (build_call_vec): New function.
516 * tree.h (build_nt_call_vec): Declare.
517 (build_tree_list_vec_stat): Declare.
518 (build_tree_list_vec): Define.
519 (build_call_array): Update declaration.
520 (build_call_vec): Declare.
521 (ctor_to_vec): Declare.
522 * c-common.c (tree_vector_cache): New static variable.
523 (make_tree_vector): New function.
524 (release_tree_vector): New function.
525 (make_tree_vector_single): New function.
526 (make_tree_vector_copy): New function.
527 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
528 (make_tree_vector_single, make_tree_vector_copy): Declare.
529 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
530 (c_parser_expr_list): Don't manage cache here, instead call
532 (c_parser_release_expr_list): Remove static function.
533 (c_parser_vec_to_tree_list): Remove static function.
534 (c_parser_attributes): Call build_tree_list_vec instead of
535 c_parser_vec_to_tree_list. Call release_tree_vector instead of
536 c_parser_release_expr_list.
537 (c_parser_postfix_expression_after_primary): Likewise.
538 (c_parser_objc_keywordexpr): Likewise.
540 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
542 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
543 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
544 TARGET_CONVERT_TO_TYPE.
545 * hooks.c (hook_tree_const_tree_null): Define.
546 * hooks.h (hook_tree_const_tree_null): Declare.
547 * target.h (struct gcc_target): Add invalid_parameter_type,
548 invalid_return_type, promoted_type, and convert_to_type fields.
549 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
550 (TARGET_INVALID_RETURN_TYPE): Define.
551 (TARGET_PROMOTED_TYPE): Define.
552 (TARGET_CONVERT_TO_TYPE): Define.
553 (TARGET_INITIALIZER): Update for new fields.
554 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
555 (grokparms): Check targetm.invalid_parameter_type.
556 * c-typeck.c (default_conversion): Check targetm.promoted_type.
557 * c-convert.c (convert): Check targetm.convert_to_type.
559 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
561 * config/mips/mips.md (*extenddi_truncate<mode>,
562 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
564 (*extendhi_truncateqi): New define_insn_and_sptit.
566 2009-05-20 Jakub Jelinek <jakub@redhat.com>
569 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
570 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
572 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
574 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
575 the operand of VIEW_CONVERT_EXPR.
577 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
579 * config/i386/driver-i386.c (host_detect_local_cpu): Check
580 extended family and model for Intel processors. Support Intel
583 2009-05-20 Olivier Hainque <hainque@adacore.com>
585 * gstab.h (stab_code_type): Define, to be used instead of the
586 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
588 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
589 occurrences by stab_code_type.
590 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
592 2009-05-20 Martin Jambor <mjambor@suse.cz>
594 * tree-flow.h (insert_edge_copies_seq): Undeclare.
595 (sra_insert_before): Likewise.
596 (sra_insert_after): Likewise.
597 (sra_init_cache): Likewise.
598 (sra_type_can_be_decomposed_p): Likewise.
599 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
600 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
601 (sra_insert_before): Likewise.
602 (sra_insert_after): Likewise.
603 (sra_init_cache): Likewise.
604 (insert_edge_copies_seq): Made static and moved upwards.
606 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
609 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
611 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
612 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
615 2009-05-20 Richard Guenther <rguenther@suse.de>
617 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
618 with mismatched comparison modes.
620 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
622 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
623 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
624 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
625 with shifts for Thumb2.
626 (orsi_notsi): New for orn.
627 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
628 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
629 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
630 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
631 Don't invert remainder for IOR.
633 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
635 PR tree-optimization/40087
636 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
637 number_of_iterations_ne): Rename never_infinite argument.
638 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
639 number_of_iterations_le): Handle pointer-type ivs when
640 exit_must_be_taken is false.
641 (number_of_iterations_cond): Do not always assume that
642 exit_must_be_taken if the control variable is a pointer.
644 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
646 * c-typeck.c (build_binary_op): Allow % on integal vectors.
647 * doc/extend.texi (Vector Extension): Document that % is allowed too.
649 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
651 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
652 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
654 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
657 * c.opt (Wlogical-op): Disabled by default.
658 * c-opt (c_common_post_options): Do not enable Wlogical-op with
660 * doc/invoke.texi (Wlogical-op): Likewise.
662 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
664 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
666 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
667 Propagate the type of the first operand.
668 <ASSERT_EXPR>: Simplify.
669 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
670 Rewrite using the RHS code as discriminant.
671 <NOP_EXPR>: Turn into CASE_CONVERT.
672 <PLUS_EXPR>: Propagate the type of the first operand.
674 2009-05-19 Steve Ellcey <sje@cup.hp.com>
676 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
677 (ia64_dconst_0_375): New.
678 * config/ia64/ia64.c (ia64_override_options): Remove
679 -minline-sqrt-min-latency warning.
680 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
681 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
682 * config/ia64/ia64.md (*sqrt_approx): Remove.
683 (sqrtsf2): Remove #if 0.
684 (sqrtsf2_internal_thr): Rewrite and move to div.md.
685 (sqrtdf): Remove assert.
686 (sqrtdf2_internal_thr): Rewrite and move to div.md.
687 (sqrtxf2): Remove #if 0.
688 (sqrtxf2_internal_thr): Rewrite and move to div.md.
689 * div.md (sqrt_approx_rf): New.
690 (sqrtsf2_internal_thr): New implementation.
691 (sqrtsf2_internal_lat): New.
692 (sqrtdf2_internal_thr: New implementation.
693 (sqrtxf2_internal): New implementation.
695 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
696 Hans-Peter Nilsson <hp@axis.com>
698 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
699 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
700 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
701 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
702 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
703 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
704 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
705 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
706 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
707 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
708 * c-common.c: ...from here.
710 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
712 * c-common.c (warn_logical_operator): Remove unnecessary
715 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
717 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
719 2009-05-19 Ben Elliston <bje@au.ibm.com>
721 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
722 assignments with memcpy calls.
723 (add_fdes): Likewise.
724 (binary_search_unencoded_fdes): Likewise.
725 (linear_search_fdes): Eliminate type puns.
727 2009-05-19 Richard Guenther <rguenther@suse.de>
729 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
730 not falsely claim to have propagated into all uses.
732 2009-05-19 Ben Elliston <bje@au.ibm.com>
734 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
737 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
739 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
740 * config/sh/sh.c (sh_legitimate_address_p): Make static.
741 (TARGET_LEGITIMATE_ADDRESS_P): New.
742 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
743 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
745 2009-05-18 Dodji Seketeli <dodji@redhat.com>
748 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
749 child of the containing namespace's DIE.
751 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
753 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
754 *zero_extendhi_truncqi): Move after the zero_extend patterns.
755 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
758 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
761 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
762 gen_align with gen_pad.
763 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
764 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
766 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
767 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
769 * config/i386/i386.md (align): Renamed to ...
770 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
771 ASM_OUTPUT_MAX_SKIP_PAD.
773 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
775 * config.gcc: Fix variable syntax.
778 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
779 before calling exact_log2.
780 (output_iorsi3): Likewise.
781 (output_xorsi3): Likewise.
783 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
785 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
786 for the none zero constant operand except for EQ and NE
787 comprisons even when the first operand is R0.
789 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
791 * config/s390/2064.md: Remove trailing whitespaces.
792 * config/s390/2084.md: Likewise.
793 * config/s390/constraints.md: Likewise.
794 * config/s390/fixdfdi.h: Likewise.
795 * config/s390/libgcc-glibc.ver: Likewise.
796 * config/s390/s390-modes.def: Likewise.
797 * config/s390/s390-protos.h: Likewise.
798 * config/s390/s390.c: Likewise.
799 * config/s390/s390.h: Likewise.
800 * config/s390/s390.md: Likewise.
801 * config/s390/tpf-unwind.h: Likewise.
803 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
805 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
807 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
810 * configure.ac (m68k-*-*): Check if binutils support TLS.
811 * configure: Regenerate.
812 * config/m68k/predicates.md (symbolic_operand): Extend comment.
813 * config/m68k/constraints.md (Cu): New constraint.
814 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
815 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
816 (movsi): Handle TLS symbols.
817 (addsi3_5200): Handle XTLS symbols, indent.
818 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
819 (m68k_tls_reference_p): Declare.
820 (m68k_legitimize_address): Declare.
821 (m68k_unwrap_symbol): Declare.
822 * config/m68k/m68k.opt (mxtls): New option.
823 * config/m68k/m68k.c (ggc.h): Include.
824 (m68k_output_dwarf_dtprel): Implement hook.
825 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
826 (m68k_expand_prologue): Load GOT pointer when function needs it.
827 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
828 (m68k_legitimate_constant_address_p): Same.
829 (m68k_decompose_address): Handle TLS references.
830 (m68k_get_gp): New static function.
831 (enum m68k_reloc): New contants.
832 (TLS_RELOC_P): New macro.
833 (m68k_wrap_symbol): New static function.
834 (m68k_unwrap_symbol): New function.
835 (m68k_final_prescan_insn_1): New static function.
836 (m68k_final_prescan_insn): New function.
837 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
839 (legitimize_pic_address): Handle TLS references..
840 (m68k_tls_get_addr, m68k_get_tls_get_addr)
841 (m68k_libcall_value_in_a0_p)
842 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
843 (m68k_call_m68k_read_tp): Helper variables and functions for ...
844 (m68k_legitimize_tls_address): Handle TLS references.
845 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
847 (m68k_legitimize_address): Handle TLS symbols.
848 (m68k_get_reloc_decoration): New static function.
849 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
851 (m68k_output_dwarf_dtprel): Implement hook.
852 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
853 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
854 m68k_call_* routines.
855 (sched_attr_op_type): Handle TLS symbols.
856 (gt-m68k.h): Include.
857 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
858 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
860 2009-05-18 Martin Jambor <mjambor@suse.cz>
862 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
863 (visit_store_addr_for_mod_analysis): New function.
864 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
865 (determine_cst_member_ptr): Use gimple_assign_single_p.
866 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
867 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
868 operands. Don't check number of operands of a NOP_EXPR.
870 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
872 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
874 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
877 * c-common.c (warn_logical_operator): Don't warn if one of
878 expression isn't always true or false.
880 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
882 * config/i386/biarch32.h: New file.
883 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
885 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
887 * config/mips/mips.md (*zero_extend<mode>_trunchi,
888 *zero_extend<mode>_truncqi): Merge these into ...
889 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
890 Name the pattern following this as *zero_extendhi_truncqi.
892 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
895 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
896 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
897 (output_info): Make field HOST_WIDEST_INT.
898 (print_statistics): Use HOST_WIDEST_INT_PRINT.
899 (dump_bitmat_statistics): Same.
901 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
903 * config.gcc (use_gcc_stdint): Set to wrap.
904 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
905 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
906 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
907 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
908 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
909 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
910 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
911 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
913 2009-05-16 Joseph Myers <joseph@codesourcery.com>
915 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
917 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
918 Move definitions earlier.
919 (OPT_ARCH64, OPT_ARCH32): Define.
920 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
923 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
926 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
929 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
931 * arm.md (movdi2): Copy non-reg values to DImode registers.
933 2009-05-16 Jakub Jelinek <jakub@redhat.com>
936 * final.c (label_to_max_skip): New function.
937 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
938 CODE_LABEL_NUMBER <= max_labelno.
939 * output.h (label_to_max_skip): New prototype.
940 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
941 (ix86_avoid_jump_mispredicts): ... this. Don't define if
942 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
943 Handle CODE_LABELs with >= 16 byte alignment or with
944 max_skip == (1 << align) - 1.
945 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
946 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
949 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
950 .p2align 3 if MAX_SKIP is smaller than 7.
951 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
953 2009-05-15 Ian Lance Taylor <iant@google.com>
955 * alias.c (struct alias_set_entry_d): Rename from struct
956 alias_set_entry. Change all uses.
957 * except.c (struct call_site_record_d): Rename from struct
958 call_site_record. Change all uses.
959 * except.h (struct eh_region_d): Rename from struct eh_region.
961 * gcse.c (struct hash_table_d): Rename from struct hash_table.
963 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
964 ivtype_map_elt. Change all uses.
965 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
967 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
968 * graphite.h (struct name_tree_d): Rename from struct name_tree.
970 (struct sese_d): Rename from struct sese. Change all uses.
971 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
972 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
973 * optabs.h (struct optab_d): Rename from struct optab. Change all
975 (struct convert_optab_d): Rename from struct convert_optab.
977 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
978 ipa_opt_pass. Change all uses.
979 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
982 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
983 defined as a typedef.
984 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
987 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
990 * fold-const.c (make_range,build_range_check,merge_ranges): Move
992 (merge_ranges): Returns bool.
993 * tree.h (make_range): .. to here.
994 (build_range_check): Likewise.
995 (merge_ranges): Likewise. Renamed from merge_ranges.
996 * c-typeck.c (parser_build_binary_op): Update calls to
997 warn_logical_operator.
998 * c-common.c (warn_logical_operator): Add new warning.
999 * c-common.h (warn_logical_operator): Update declaration.
1001 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1003 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
1005 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1007 * doc/install.texi: Document MPC requirements, flags etc.
1009 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
1010 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
1011 Evaluate constant arguments.
1012 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
1013 (fold_builtin_1): Likewise, also evaluate constant arguments.
1014 Remove superfluous break.
1015 (do_mpc_ckconv): New.
1016 * real.h: Include mpc.h.
1017 * toplev.c (print_version): Output MPC version info if available.
1019 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1021 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
1023 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
1025 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
1028 2009-05-15 Jan Hubicka <jh@suse.cz>
1030 * doc/invoke.texi (max-early-inliner-iterations): New flag.
1031 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
1032 (try_inline): Fix return value.
1033 (cgraph_decide_inlining_incrementally): Honor new value.
1034 (cgraph_early_inlining): Handle indirect inlining.
1035 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
1037 2009-05-15 Jan Hubicka <jh@suse.cz>
1039 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
1040 * cgraphunit.c (cgraph_finalize_function): Set it.
1041 (cgraph_expand_function): Use it.
1043 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1045 * real.c (encode_ieee_half): Define.
1046 (decode_ieee_half): Define.
1047 (ieee_half_format): Define.
1048 (arm_half_format): Define.
1049 * real.h (ieee_half_format): Declare.
1050 (arm_half_format): Declare.
1052 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1054 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
1055 swapped, and reversed optabs exist before trying to use them.
1057 2009-05-15 Paul Brook <paul@codesourcery.com>
1058 Sandra Loosemore <sandra@codesourcery.com>
1060 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
1061 loads. Allow PRE_DEC.
1062 (output_move_neon): Handle PRE_DEC.
1063 (arm_print_operand): Add 'A' for neon structure loads.
1064 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
1065 * config/arm/neon.md (neon_mov): Update comment.
1066 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
1068 (Um): New constraint.
1070 2009-05-15 Jan Hubicka <jh@suse.cz>
1072 Revert the following patch until testsuite fallout is fixed:
1073 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1074 * cgraph.h (struct inline_summary): New filed self_wize,
1075 size_inlining_benefit, self_time and time_inlining_benefit.
1076 (struct cgraph_global_info): Replace insns by time ans size fields.
1077 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1078 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1079 (ipcp_update_callgraph): Do not touch function bodies.
1080 * ipa-inline.c: Include except.h
1081 (MAX_TIME): New constant.
1082 (overall_insns): Remove
1083 (overall_size, max_benefit): New static variables.
1084 (cgraph_estimate_time_after_inlining): New function.
1085 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1086 (cgraph_clone_inlined_nodes): Update size.
1087 (cgraph_mark_inline_edge): Update size.
1088 (cgraph_estimate_growth): Use size info.
1089 (cgraph_check_inline_limits): Check size.
1090 (cgraph_default_inline_p): Likewise.
1091 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1092 (cgraph_decide_recursive_inlining): Check size.
1093 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
1095 (cgraph_decide_inlining): Likewise.
1096 (cgraph_decide_inlining_incrementally): Likewise; honor
1097 PARAM_EARLY_INLINING_INSNS.
1098 (likely_eliminated_by_inlining_p): New predicate.
1099 (estimate_function_body_sizes): New function.
1100 (compute_inline_parameters): Use it.
1101 * except.c (must_not_throw_labels): New function.
1102 * except.h (must_not_throw_labels): Declare.
1103 * tree-inline.c (init_inline_once): Kill inlining_weigths
1104 * tree-ssa-structalias.c: Avoid uninitialized warning.
1105 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1106 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1107 (PARAM_INLINE_CALL_COST): Remove.
1108 (PARAM_EARLY_INLINING_INSNS): New.
1110 2009-05-15 Richard Guenther <rguenther@suse.de>
1112 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
1113 not TODO_update_ssa.
1115 2009-05-15 Richard Guenther <rguenther@suse.de>
1117 PR tree-optimization/39999
1118 * gimple.h (gimple_expr_type): Use the expression type looking
1119 through useless conversions.
1120 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
1121 (vn_nary_op_insert_stmt): Likewise.
1122 (simplify_binary_expression): Likewise.
1124 2009-05-15 Richard Guenther <rguenther@suse.de>
1126 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
1127 New options, enabled by default.
1128 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
1130 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
1131 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
1132 * tree-ssa-structalias.c (gate_tree_pta): New function.
1133 (pass_build_alias): Use it.
1135 2009-05-15 Joseph Myers <joseph@codesourcery.com>
1137 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
1138 recurse on an invariant address if a conversion from a pointer
1139 type to a wider integer type is involved.
1141 2009-05-15 Jan Hubicka <jh@suse.cz>
1143 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1144 * cgraph.h (struct inline_summary): New filed self_wize,
1145 size_inlining_benefit, self_time and time_inlining_benefit.
1146 (struct cgraph_global_info): Replace insns by time ans size fields.
1147 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1148 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1149 (ipcp_update_callgraph): Do not touch function bodies.
1150 * ipa-inline.c: Include except.h
1151 (MAX_TIME): New constant.
1152 (overall_insns): Remove
1153 (overall_size, max_benefit): New static variables.
1154 (cgraph_estimate_time_after_inlining): New function.
1155 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1156 (cgraph_clone_inlined_nodes): Update size.
1157 (cgraph_mark_inline_edge): Update size.
1158 (cgraph_estimate_growth): Use size info.
1159 (cgraph_check_inline_limits): Check size.
1160 (cgraph_default_inline_p): Likewise.
1161 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1162 (cgraph_decide_recursive_inlining): Check size.
1163 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
1165 (cgraph_decide_inlining): Likewise.
1166 (cgraph_decide_inlining_incrementally): Likewise; honor
1167 PARAM_EARLY_INLINING_INSNS.
1168 (likely_eliminated_by_inlining_p): New predicate.
1169 (estimate_function_body_sizes): New function.
1170 (compute_inline_parameters): Use it.
1171 * except.c (must_not_throw_labels): New function.
1172 * except.h (must_not_throw_labels): Declare.
1173 * tree-inline.c (init_inline_once): Kill inlining_weigths
1174 * tree-ssa-structalias.c: Avoid uninitialized warning.
1175 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1176 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1177 (PARAM_INLINE_CALL_COST): Remove.
1178 (PARAM_EARLY_INLINING_INSNS): New.
1179 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
1180 (inline-call-cost): Remove.
1181 (early-inlining-insns): New.
1183 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
1185 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
1187 (print_int_cst_bounds_in_octal_p): Likewise.
1188 (dbxout_type): Adjust calls to above functions. Be prepared to deal
1190 * dwarf2out.c (base_type_die): Likewise.
1191 (is_subrange_type): Delete.
1192 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
1193 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
1194 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it if
1195 the destination type is boolean.
1196 (build_range_check): Do not special-case subtypes.
1197 (fold_sign_changed_comparison): Likewise.
1198 (fold_unary): Likewise.
1199 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
1200 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
1201 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
1202 * tree.c (subrange_type_for_debug_p): New predicate based on the former
1204 * tree.h (subrange_type_for_debug_p): Declare.
1205 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
1206 (convert_affine_scev): Remove call to above function.
1207 (chrec_convert_aggressive): Likewise.
1208 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
1209 false for conversions involving subtypes.
1210 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
1211 (vrp_val_min): Likewise.
1212 (needs_overflow_infinity): Likewise.
1213 (extract_range_from_unary_expr): Likewise.
1215 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
1217 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
1218 * config/frv/frv.c: Likewise.
1219 * config/s390/s390.c: Likewise.
1220 * config/sparc/sparc.h: Likewise.
1221 * config/i386/i386.h: Likewise.
1222 * config/i386/i386.c: Likewise.
1223 * config/crx/crx.c: Likewise.
1224 * config/m68hc11/m68hc11.h: Likewise.
1225 * config/iq2000/iq2000.c: Likewise.
1226 * config/mn10300/mn10300.h: Likewise.
1227 * config/mn10300/mn10300.c: Likewise.
1228 * config/m68k/m68k.c: Likewise.
1229 * config/rs6000/rs6000.c: Likewise.
1230 * config/rs6000/xcoff.h: Likewise.
1231 * config/rs6000/linux64.h: Likewise.
1232 * config/rs6000/sysv4.h: Likewise.
1233 * config/score/score3.c: Likewise.
1234 * config/score/score7.c: Likewise.
1235 * config/score/score.c: Likewise.
1236 * config/arm/arm.md: Likewise.
1237 * config/mips/mips.c: Likewise.
1238 * config/mips/mips.md: Likewise.
1239 * config/bfin/bfin.h: Likewise.
1240 * config/pa/pa.c: Likewise.
1241 * config/pa/constraints.md: Likewise.
1243 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
1244 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
1245 * config/pdp11/pdp11.h: Use memory_address_p instead.
1247 2009-05-14 Ian Lance Taylor <iant@google.com>
1249 * passes.c (finish_optimization_passes): Change i to int.
1250 * plugin.c (plugins_active_p): Change event to int.
1251 (dump_active_plugins): Likewise.
1252 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
1254 * tree.c (tree_range_check_failed): Change c to unsigned int.
1255 (omp_clause_range_check_failed): Likewise.
1256 (build_common_builtin_nodes): Change mode to int. Add cast.
1257 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
1258 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
1260 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
1261 ++ or -- with a variable of enum type.
1263 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1266 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
1268 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1270 * store-motion.c: Do not include params.h
1271 * Makefile.in: Fix dependencies for various files.
1273 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1275 * auto-inc-dec.c: Fix pass description, remove apparent
1276 accidental duplication.
1278 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
1281 * ipa-utils.h (memory_identifier_string): Moved to ...
1282 * tree.h (memory_identifier_string): Here. Add GTY(()).
1284 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
1286 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
1287 in the former documentation of...
1288 (GO_IF_LEGITIMATE_ADDRESS): ... this.
1289 * ira-conflicts.c (get_dup_num): Use address_operand.
1290 * targhooks.c (default_legitimate_address_p): New.
1291 * targhooks.h (default_legitimate_address_p): New.
1292 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
1294 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
1295 * target.h (struct target): Add legitimate_address_p.
1296 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
1297 (TARGET_INITIALIZER): Include it.
1299 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1300 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
1301 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
1302 (TARGET_LEGITIMATE_ADDRESS_P): New.
1304 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1305 (REG_OK_STRICT_P): Delete.
1306 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
1307 (frv_legitimate_address_p_1): ... this.
1308 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
1309 (frv_legitimate_address_p_1): ... the renamed old
1310 frv_legitimate_address_p.
1311 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
1312 (TARGET_LEGITIMATE_ADDRESS_P): New.
1314 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1315 * config/s390/s390-protos.h (legitimate_address_p): Remove.
1316 * config/s390/s390.c (legitimate_address_p): Rename to...
1317 (s390_legitimate_address_p): ... this, make static.
1318 (legitimize_address): Adjust call.
1319 (TARGET_LEGITIMATE_ADDRESS_P): New.
1320 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
1322 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1323 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
1324 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
1325 (TARGET_LEGITIMATE_ADDRESS_P): New.
1327 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1328 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
1329 * config/spu/spu.c (spu_legitimate_address): Rename to...
1330 (spu_legitimate_address_p): ... this, make static.
1331 (TARGET_LEGITIMATE_ADDRESS_P): New.
1333 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1334 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
1335 * config/sparc/sparc.c (legitimate_address_p): Rename to...
1336 (sparc_legitimate_address_p): ... this, make static and return bool.
1337 (legitimize_address): Adjust call.
1338 (TARGET_LEGITIMATE_ADDRESS_P): New.
1340 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1341 * config/i386/i386-protos.h (legitimate_address_p): Remove.
1342 * config/i386/i386.c (legitimate_address_p): Rename to...
1343 (ix86_legitimate_address_p): ... this, make static.
1344 (constant_address_p): Move after it, adjust call.
1345 (TARGET_LEGITIMATE_ADDRESS_P): New.
1347 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1348 * config/avr/avr-protos.h (legitimate_address_p): Remove.
1349 * config/avr/avr.c (legitimate_address_p): Rename to...
1350 (avr_legitimate_address_p): ... this, make static.
1351 (legitimize_address): Adjust call.
1352 (TARGET_LEGITIMATE_ADDRESS_P): New.
1354 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1355 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
1356 * config/crx/crx.c (crx_legitimate_address_p): Make static.
1357 (TARGET_LEGITIMATE_ADDRESS_P): New.
1359 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1360 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
1361 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
1362 (TARGET_LEGITIMATE_ADDRESS_P): New.
1364 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1365 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
1367 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1369 (TARGET_LEGITIMATE_ADDRESS_P): New.
1371 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1372 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
1374 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
1376 (m68hc11_legitimate_address_p): ... this, make static.
1377 (go_if_legitimate_address_internal): Rename to...
1378 (m68hc11_legitimate_address_p_1): ... this.
1379 (legitimize_address): Adjust call.
1380 (TARGET_LEGITIMATE_ADDRESS_P): New.
1382 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1383 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
1384 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
1385 (TARGET_LEGITIMATE_ADDRESS_P): New.
1387 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1388 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
1389 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
1390 (mn10300_legitimate_address_p): ... this, make static.
1391 (TARGET_LEGITIMATE_ADDRESS_P): New.
1393 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1394 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
1395 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
1396 (TARGET_LEGITIMATE_ADDRESS_P): New.
1398 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1399 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
1400 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
1401 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1402 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
1403 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
1404 (rs6000_legitimate_address_p): ... this, make static.
1405 (TARGET_LEGITIMATE_ADDRESS_P): New.
1406 (REG_MODE_OK_FOR_BASE_P): Delete.
1407 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
1409 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1410 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
1412 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
1413 static, adjust types.
1414 (TARGET_LEGITIMATE_ADDRESS_P): New.
1416 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1417 * config/score/score.c (score_address_p): Rename to...
1418 (score_legitimate_address_p): ... this.
1419 (TARGET_LEGITIMATE_ADDRESS_P): New.
1420 * config/score/score3.c (score3_address_p): Rename to...
1421 (score3_legitimate_address_p): ... this.
1422 * config/score/score7.c (score7_address_p): Rename to...
1423 (score7_legitimate_address_p): ... this.
1425 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
1426 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
1427 GO_IF_LEGITIMATE_ADDRESS): Delete.
1428 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
1429 thumb2_legitimate_address_p): Delete.
1430 (arm_legitimate_address_p): Rename to...
1431 (arm_legitimate_address_outer_p): ... this.
1432 * config/arm/constraints.md ("Uq"): Adjust call.
1433 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
1434 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
1435 (arm_legitimate_address_outer_p): ... this.
1436 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
1437 (TARGET_LEGITIMATE_ADDRESS_P): New.
1439 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1440 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
1441 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
1442 (TARGET_LEGITIMATE_ADDRESS_P): New.
1444 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1445 * config/vax/vax-protos.h (legitimate_address_p): Remove.
1446 * config/vax/vax.c (legitimate_address_p): Rename to...
1447 (vax_legitimate_address_p): ... this, make static.
1448 (TARGET_LEGITIMATE_ADDRESS_P): New.
1450 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1451 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
1452 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
1453 (TARGET_LEGITIMATE_ADDRESS_P): New.
1455 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1456 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
1457 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
1458 (mmix_legitimate_address_p): ... this, make static.
1459 (TARGET_LEGITIMATE_ADDRESS_P): New.
1461 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1462 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
1463 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
1464 (TARGET_LEGITIMATE_ADDRESS_P): New.
1466 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
1468 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
1469 of MODE_COMPLEX_INT.
1471 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1473 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
1474 LCT_NORMAL in function call.
1475 * mips-tdump.c (print_file_desc): Add cast to enum type.
1476 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
1477 (mark_stabs): Add casts to enum types.
1478 (parse_stabs_common): Add casts to enum types.
1480 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
1482 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
1483 Check for invalid values of LETTER.
1485 2009-05-13 Taras Glek <tglek@mozilla.com>
1487 * attribs.c (register_attribute): moved out attribute registration into
1489 * doc/plugins.texi: Documented register_attribute and PLUGIN_ATTRIBUTES.
1490 * gcc-plugin.h: Added forward decl for register_attribute.
1491 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
1492 * plugin.c (register_callback, invoke_plugin_callbacks): Added
1493 PLUGIN_ATTRIBUTES boilerplate.
1495 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
1497 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
1498 values even in sentinel and empty entries.
1499 (ms_printf_flag_specs): Likewise.
1500 (ms_scanf_flag_specs): Likewise.
1501 (ms_strftime_flag_specs): Likewise.
1502 (ms_print_char_table): Likewise.
1503 (ms_scan_char_table): Likewise.
1504 (ms_time_char_table): Likewise.
1506 2009-05-13 Doug Kwan <dougkwan@google.com>
1508 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
1510 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
1512 * config/mips/mips.md (store): Add attributes for QI and HI.
1514 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
1515 (truncdi<mode>2): ... this new pattern.
1517 2009-05-13 Brad Hards <bradh@kde.org>
1519 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
1521 2009-05-14 Jakub Jelinek <jakub@redhat.com>
1522 Ben Elliston <bje@au.ibm.com>
1525 * dse.c (check_mem_read_rtx): Guard against width == -1.
1527 2009-05-13 Michael Matz <matz@suse.de>
1530 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
1531 (trivially_conflicts_p): New function.
1532 (insert_backedge_copies): Use it.
1534 2009-05-13 Janis Johnson <janis187@us.ibm.com>
1536 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
1537 (handle_stdc_pragma): Use new enum constant names.
1538 (handle_pragma_float_const_decimal64): Ditto.
1540 2009-05-13 Ian Lance Taylor <iant@google.com>
1542 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
1545 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
1547 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
1548 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
1550 * config/m68k/m68k.h (FL_UCLINUX): Define.
1552 2009-05-13 Jan Hubicka <jh@suse.cz>
1554 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
1556 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1558 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
1559 unless -fschedule-insns is specified.
1561 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1564 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
1565 TARGET_EXPAND_CBRANCHDI4.
1566 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
1567 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
1568 (cmpeqdi): Fix comment.
1570 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1572 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
1573 (sh_legitimate_address_p): Likewise.
1574 * config/sh/sh.c (sh_legitimate_index_p): New.
1575 (sh_legitimate_address_p): Likewise.
1576 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
1577 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
1578 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
1579 (MAYBE_BASE_REGISTER_RTX_P): New macro.
1580 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
1581 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
1582 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
1583 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
1584 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
1586 2009-05-12 Jan Hubicka <jh@suse.cz>
1588 * tree-inline.c (estimate_operator_cost): Add operands;
1589 when division happens by constant, it is cheap.
1590 (estimate_num_insns): Loads and stores are not having cost of 0;
1591 EH magic stuff is cheap; when computing runtime cost of switch,
1592 use log2 base of amount of its cases; builtin_expect has cost of 0;
1593 compute cost for moving return value of call.
1594 (init_inline_once): Initialize time_based flags.
1595 * tree-inline.h (eni_weights_d): Add time_based flag.
1597 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1599 * df-core.c: Update head documentation.
1601 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1604 * rs6000.c (rs6000_generate_compare): Use op1b instead of
1605 shadowing exisiting variable op1.
1607 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
1610 * config/i386/driver-i386.c (processor_signatures): New enum.
1611 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
1612 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
1613 processor signature to detect geode processor.
1615 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1619 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1621 * optabs.c (prepare_cmp_insn): Temporarily disable test that
1622 causes spurious differences between trunk and cond-optab branch.
1624 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1626 * dojump.c (compare_from_rtx): Delete.
1627 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
1628 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
1629 if the comparison does not satisfy the predicate; test predicates for
1630 operands 2 and 3 of a cstore pattern. Don't try cstore optab
1631 further if one existing pattern fails.
1632 * expr.h (compare_from_rtx): Delete.
1633 (prepare_operand): Declare it.
1634 * optabs.c: Change "lib call" to "libcall" throughout.
1635 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
1636 HAVE_conditional_trap, emit_cmp_insn): Delete.
1637 (can_compare_p): Delete cmp_optab case.
1638 (prepare_float_lib_cmp): Return an rtx and a machine mode.
1639 Accept other parameters by value.
1640 (prepare_operand): Make non-static.
1641 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
1642 other parameters by value. Try to widen operands here based on
1643 an optab_methods argument and looking at cbranch_optab.
1644 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
1645 loop. Use cbranch_optab directly.
1646 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
1647 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
1649 (emit_conditional_move, emit_conditional_add): Inline what's needed
1650 of compare_from_rtx, using new prepare_cmp_insn for the rest.
1651 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
1652 with COMPARE. Move cmov_optab and cstore_optab above
1653 with cbranch_optab, move cmp_optab down with ucmp_optab,
1654 remove tst_otpab. Do not initialize trap_rtx.
1655 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
1656 for trap code. Do not check HAVE_conditional_trap. Use
1657 prepare_cmp_insn. Accept no predicate for operand 3.
1658 * optabs.h (OTI_cmp): Mark as used only for libcalls.
1659 (OTI_ctrap, ctrap_optab): New.
1660 (tst_optab): Delete.
1661 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
1662 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
1663 with lookup of ctrap_optab.
1664 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
1665 setcc_gen_code): Delete.
1668 * combine.c (combine_simplify_rtx, simplify_set): Do not
1669 special case comparing against zero for cc0 machines.
1670 * simplify-rtx.c (simplify_binary_operation_1): Never remove
1671 COMPARE on cc0 machines.
1672 (simplify_relational_operation): Return a new expression when
1673 a COMPARE could be removed.
1674 * final.c (final_scan_insn): Compare cc_status values
1675 against LHS of a (compare FOO (const_int 0)) cc0 source.
1676 Also check if cc_status.value is the full compare.
1678 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
1679 (cstoreMM4): Document.
1680 (conditional_trap): Document ctrapMM4 instead.
1681 (sync_compare_and_swapMM): Refer to cbranchcc4.
1682 (Dependent Patterns): Eliminate obsolete information referring to
1683 the old jump optimization phase.
1684 (Canonicalization): Include cbranchcc4 case, omit canonicalization
1685 of compares with 0 on cc0 machines.
1686 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
1687 avoiding references to cc0. Remove text about storing operands
1689 * doc/tm.texi (Condition Codes): Include blurb on different
1690 condition code representations, separate into subsections for
1691 CC0, MODE_CC and conditional execution.
1693 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
1694 alpha_emit_setcc): Accept operands and a machine mode.
1695 * config/alpha/alpha.c (alpha_emit_conditional_branch):
1696 Get code/op0/op1 from operands, use machine mode argument
1697 instead of alpha_compare.fp_p. Emit the branch here.
1698 (alpha_emit_setcc): Likewise, and return boolean.
1699 (alpha_emit_conditional_move): Likewise. Assert that
1700 cmp_op_mode == cmp_mode, and simplify accordingly.
1701 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
1702 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
1703 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
1705 (stack probe test): Use cbranchdi4.
1706 * config/alpha/predicates.md (alpha_cbranch_operator): New.
1708 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
1709 * config/arc/arc.h (movsicc, movsfcc): Use it.
1710 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
1711 (cbranchsi4, cstoresi4): New.
1712 (cmpsi, bCC and sCC expanders): Remove.
1714 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
1715 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
1716 * config/arm/predicates.md (arm_comparison_operator): Only include
1717 floating-point operators if there is a hardware floating-point unit.
1718 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
1719 deferring to cbranch_cc and cstore_cc respectively.
1720 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
1721 cbranch_cc, cstore_cc): New.
1722 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
1724 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
1726 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
1727 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
1729 (adjust_insn_length): Adjust calls.
1730 (avr_reorg): Handle (compare (foo) (const_int 0)).
1731 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
1732 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
1733 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
1734 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
1736 (cbranchqi4, cbranchhi4, cbranchsi4): New.
1737 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
1739 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
1740 (cbranchsi4, cstorebi4, cstoresi4): New.
1741 (movbisi): This insn is duplicate, split it to zero_extend.
1742 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
1743 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
1744 (bfin_optimize_loop): Use cbranch expander.
1745 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
1746 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
1747 (bfin_bimode_comparison_operator): ... this.
1748 (bfin_direct_comparison_operator): New.
1750 * config/cris/cris.c (cris_normal_notice_update_cc): Look
1751 inside (compare FOO (const_int 0)).
1752 (cris_rtx_costs): Handle ZERO_EXTRACT.
1753 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
1754 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
1755 (*tstdi_v32): Delete.
1756 (*cmpdi_non_v32): Add M alternative for operand 1.
1757 (cmpsi, cmp<mode>): Make private.
1758 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
1760 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
1762 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
1763 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
1764 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
1765 (cc_reg_operand): New.
1767 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
1768 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
1769 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
1770 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
1771 crx_expand_scond): Delete.
1773 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
1775 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
1776 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
1778 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
1779 cstoresi4, cstoresf4, cstoredf4): New.
1780 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
1781 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
1782 Receive the entire operands array.
1783 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
1784 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
1785 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
1786 Get test/op0/op1 from the operands array.
1787 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
1789 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
1790 (h8300_expand_store): New.
1791 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
1793 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
1794 (h8300_expand_store): New.
1795 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
1796 or do not try to produce (set (cc0) REG).
1797 (peepholes): Wrap arguments with COMPARE. Add a peephole to
1798 change a compare into a move to a scratch register. Disable some
1799 peepholes when comparing with zero.
1800 (tstsi, tsthi, tstsi, cmpqi): Make private.
1803 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
1806 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
1807 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
1808 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
1809 (ix86_emit_i387_log1p): Use cbranchxf2.
1810 (ix86_expand_setcc): Return void.
1811 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
1812 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
1813 cmp<MODEF>, cmpcc): Remove.
1814 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
1815 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
1816 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
1817 (sCC and bCC expanders): Remove.
1818 (stack_protect_test): Use cbranchcc4.
1820 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
1822 (ia64_expand_compare): Accept three rtx by reference and return void.
1823 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
1824 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
1825 from *expr. Update *expr with the BImode comparison to do.
1826 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
1827 cmptf, bCC, sCC, conditional_trap): Delete.
1828 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
1829 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
1830 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
1831 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
1832 * config/ia64/predicates.md (ia64_cbranch_operator): New.
1834 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
1835 type of last argument.
1836 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
1837 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
1838 use machine mode argument instead of branch_type. Remove dead
1839 code for floating-point comparisons.
1840 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
1841 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
1843 (cbranchsi4, cstoresi4): New.
1844 * config/iq2000/predicates.md (reg_or_const_operand): New.
1846 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
1847 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
1848 (b<code>_op): Rewrite to...
1849 (bcc_op): ... this, using match_operator.
1850 (s<code>_op): Rewrite to...
1851 (scc_op): ... this, using match_operator.
1852 (s<code>_24_op): Rewrite to...
1853 (scc_op_24): ... this, using match_operator.
1854 (s<code>_<mode>): Rewrite to...
1855 (cstore<mode>4): ... this, using match_operator.
1856 (s<code>_<mode>_24): Rewrite to...
1857 (cstore<mode>4_24): ... this, using match_operator.
1858 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
1859 m32c_unpend_compare, m32c_expand_scc): Delete.
1860 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
1861 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
1862 (m32c_expand_movcc): Change NE to EQ if necessary.
1863 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
1865 * config/m32r/m32r-protos.h (gen_cond_store): New.
1866 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
1867 (gen_cond_store): New, from sCC patterns.
1868 (m32r_expand_block_move): Use cbranchsi4.
1869 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
1870 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
1871 (cbranchsi4, cstoresi4): New.
1873 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
1875 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
1876 (m68hc11_notice_update_cc): Look into a compare with 0.
1877 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
1879 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
1880 cmphi, cmpqi, bCC): Delete.
1881 (cbranchsi4, cbranchhi4, cbranchqi4): New.
1882 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
1883 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
1886 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
1887 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
1888 * config/m68k/constraints.md (H): New.
1889 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
1890 the define_insn below.
1891 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
1892 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
1893 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
1894 patterns): Wrap RHS with COMPARE.
1895 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
1896 (*cmpdi_internal): Name this pattern.
1897 (cmpdi): Change to define_insn.
1898 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
1899 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
1900 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
1902 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
1903 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
1904 (conditional_trap): Change to...
1905 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
1906 (*conditional_trap): Use the ordered_comparison_operator and
1907 const1_operand predicates.
1908 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
1909 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
1910 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
1911 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
1913 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
1914 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
1915 (mcore_gen_compare): New.
1916 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
1917 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
1918 (mcore_gen_compare): ... this.
1919 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
1920 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
1921 (stack probe pattern): Use cbranchsi4.
1923 * config/mips/predicates.md (mips_cstore_operator): New.
1924 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
1925 * config/mips/mips.md (any_cond): Delete.
1926 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
1928 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
1929 fixuns_truncsfdi2): Use cbranch patterns.
1930 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
1931 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
1932 Adjust call to mips_expand_conditional_branch.
1933 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
1935 * config/mips/mips-protos.h (mips_expand_conditional_branch,
1936 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
1937 * config/mips/mips.c (cmp_operands): Delete.
1938 (mips_emit_compare): Get comparison operands from *op0/*op1.
1939 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
1940 that it succeeds. Use op0/op1 instead of cmp_operands.
1941 (mips_expand_conditional_branch, mips_expand_conditional_move,
1942 mips_expand_conditional_trap): Likewise.
1943 (mips_block_move_loop): Use cbranch patterns.
1944 * config/mips/mips.h (cmp_operands): Delete.
1946 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
1947 (mmix_gen_compare_reg): Just return a register in the right CC mode.
1948 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
1949 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
1950 (*cmpcc_folded): Rename to...
1951 (*cmpdi_folded): this.
1952 (*cmpcc): Rename to...
1954 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
1957 (cbranchdf4): New. Handle invalid comparisons here.
1958 * config/mmix/predicates.md (float_comparison_operator): New.
1960 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
1961 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
1962 * config/mn10300/mn10300.md (tst): Delete.
1963 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
1964 Name these patterns and wrap RHS in a compare.
1965 (*cmpsi): Make this pattern private. Include tst.
1966 (*cmpsf): Make this pattern private.
1967 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
1968 (compare with zero peepholes): Likewise.
1970 (cbranchsi4, cbranchsf4): New.
1971 (casesi): Use cbranchsi4.
1973 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
1974 hppa_branch_type): Delete.
1975 (return_addr_rtx): Use cbranchsi4.
1976 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
1977 Emit CCFPmode comparison here.
1978 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
1979 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
1980 hppa_branch_type): Delete.
1981 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
1982 (movsicc, movdicc): Remove references to hppa_compare_op0,
1983 hppa_compare_op1 and compare_from_rtx.
1984 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
1985 (casesi): Use cbranchsi4.
1987 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
1988 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
1989 * config/pdp11/pdp11.md (register_or_const0_operand): New.
1990 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
1991 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
1993 (cbranchdf4, cbranchhi4, cbranchqi4): New.
1994 (*branch, *branch_inverted): New.
1996 * config/picochip/picochip.md (cbranchhi4): Use
1997 ordered_comparison_operator.
1998 (cmphi, bCC): Remove.
2000 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
2001 (trap_comparison_operator): Delete.
2002 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
2003 rs6000_emit_cbranch): Accept mode and operands.
2004 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
2005 rs6000_compare_fp_p): Delete.
2006 (rs6000_generate_compare): Accept mode and comparison. Extract code
2007 and op0/op1 from there. Replace references to rs6000_compare_op0
2008 and rs6000_compare_op1.
2009 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
2010 extract result from passed operands.
2011 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
2012 extract loc from passed operands.
2013 (rs6000_emit_cmove): Likewise.
2014 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
2015 rs6000_compare_fp_p): Delete.
2016 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
2017 (cbranch<GPR>4, cbranch<FP>4): New.
2018 (cstore<mode>4): New. Consolidate here all choices about when to use
2019 portable or specialized sCC sequences.
2020 (stack_protect_test): Use cbranchsi4.
2021 (conditional_trap): Replace with ctrap<GPR>4.
2022 (conditional trap insn): Replace trap_comparison_operator with
2023 ordered_comparison_operator.
2025 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
2026 (s390_emit_prologue): Use ctrap.
2027 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
2028 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
2029 New predicates replacing...
2030 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
2031 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
2032 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
2033 (add<mode>cc): Do not use s390_compare_op0/op1.
2034 (s<code>): Change to...
2035 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
2037 (cstorecc4): ... this. Handle EQ or NE equally.
2038 (*sne): Un-privatize for use in cstorecc4.
2039 (b<code>): Change to...
2040 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
2041 (conditional_trap): Replace with...
2042 (ctrap<GPR>4, ctrap<FP>4): ... these.
2043 (stack_protect): Use cbranchcc4.
2045 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
2046 * config/score/score-protos.h (score_gen_cmp): Delete.
2047 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
2048 (score_block_move-loop): Use cbranchsi4.
2049 * config/score/score.md (cbranchsi4): New.
2050 (cmpsi, bCC): Delete.
2051 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
2052 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
2053 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
2054 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
2055 * config/score/score3.h (score3_gen_cmp): Delete.
2056 * config/score/score7.h (score7_gen_cmp): Delete.
2058 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
2059 (sh_emit_scc_to_t): ... this. Return void.
2060 (from_compare): Rename to...
2061 (sh_emit_compare_and_branch): ... this.
2062 (sh_emit_compare_and_set): New.
2063 (sh_expand_t_scc): Accept operands.
2064 * config/sh/predicates.md (sh_float_comparison_operator): New.
2065 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
2066 (prepare_scc_operands): Rename to...
2067 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
2069 (sh_emit_cheap_store_flag): New.
2070 (sh_emit_set_t_insn): New.
2071 (from_compare): Rename to...
2072 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
2073 handling of TARGET_SH2E floating point to avoid recursive call.
2074 Generate branch here.
2075 (sh_emit_compare_and_set): New.
2076 (sh_expand_t_scc): Get op0/op1 from arguments.
2077 (sh_emit_cheap_store_flag): New.
2078 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
2080 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
2081 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
2082 (movsicc, movdicc): Do nothing when it recreated operands from
2083 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
2084 prepare_scc_operands (now sh_emit_scc_to_t).
2085 (udivdi3): Use cstoresi4.
2086 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
2087 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
2088 (cbranchint4_media, cbranchfp4_media): New.
2089 (casesi): Use cbranchdi4.
2090 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
2092 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
2093 (movnegt): Remove second operand.
2094 (cbranchsf4, cbranchdf4): New.
2095 (stack_protect): Use cbranchdi4/cbranchsi4.
2097 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
2098 (gen_compare_reg): Accept comparison, extract part of it to...
2099 (gen_compare_reg_1): ... this.
2100 (gen_compare_operator): Delete.
2101 (gen_v9_scc): Accept separate destination, comparison code and arms.
2102 Do not use sparc_compare_op0/sparc_compare_op1.
2103 (emit_scc_insn, emit_conditional_branch_insn): New.
2104 (emit_v9_brxx): Make static. Remove useless assertion.
2105 (sparc_emit_float_lib_cmp): Return RTL instead of calling
2107 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
2108 * config/sparc/sparc-protos.h (gen_compare_reg,
2109 sparc_emit_float_lib_cmp): Adjust prototype.
2110 (emit_scc_insn, emit_conditional_branch_insn): New.
2111 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
2112 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
2113 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
2114 iterators to the top.
2115 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
2116 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
2117 snedi_special_trunc): Delete.
2118 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
2119 and snedi_special_trunc.
2120 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
2121 cbranchdi4, cbranch<F:mode>4): New.
2122 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
2123 here. Use gen_compare_reg instead of gen_compare_operator.
2124 (conditional_trap): Replace with...
2125 (ctrapsi4, ctrapdi4): ... this.
2126 (stack_protect_test): Use cbranchcc4.
2128 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
2130 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
2131 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
2132 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
2133 from operands[0] or operands[3] depending on is_set.
2134 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
2135 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
2136 cmpdf, bCC), sCC: Remove.
2137 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
2138 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
2140 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
2141 spu_emit_branch_or_set.
2143 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
2145 * config/stormy16/stormy16.h (xstormy16_compare_op0,
2146 xstormy16_compare_op1): Delete.
2147 * config/stormy16/stormy16.c (xstormy16_compare_op0,
2148 xstormy16_compare_op1): Delete.
2149 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
2151 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
2152 (cmphi, cmpsi, bCC): Remove.
2154 * config/v850/v850.md (tstsi, cmpsi): Fold into...
2155 (*cmpsi): ... this one.
2156 (cbranchsi4, cstoresi4): New.
2157 (bCC expanders): Delete.
2158 (sCC insns): Fold into...
2159 (*setcc): ... this one.
2160 (casesi): Do not use gen_cmpsi and gen_bgtu.
2161 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
2162 (movsicc): Simplify.
2163 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
2165 * config/vax/vax-protos.h (cond_name): New.
2166 (vax_output_conditional_branch): Remove.
2167 * config/vax/vax.c (cond_name): New.
2168 (vax_output_conditional_branch): Remove.
2169 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
2170 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
2171 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
2172 (bit<VAXint>): Wrap source with (compare).
2173 (b<code> and following unnamed pattern): Rename to *branch and
2174 *branch_reversed. Change macroization to match_operator.
2175 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
2177 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
2178 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
2179 Change last argument to machine_mode.
2180 (xtensa_expand_scc): Add machine_mode argument.
2181 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
2182 (gen_conditional_move, xtensa_expand_conditional_branch,
2183 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
2184 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
2185 Adjust operand numbers.
2186 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
2188 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
2189 (cmpsi, cmpsf, b<code>, s<code>): Delete.
2190 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
2192 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2194 * optabs.c (prepare_cmp_insn): Temporarily disable test that
2195 causes spurious differences between trunk and cond-optab branch.
2197 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
2200 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
2202 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
2204 * tree.c (iterative_hash_pointer): Delete.
2205 (iterative_hash_expr): Short-circuit handling of NULL pointer.
2206 Hash UIDs and versions of SSA names. Don't special-case built-in
2207 function declarations.
2209 2009-05-11 Ian Lance Taylor <iant@google.com>
2212 * graphite.c: Force -Wc++-compat to only be a warning before
2213 #including "cloog/cloog.h".
2215 2009-05-11 Martin Jambor <mjambor@suse.cz>
2217 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
2219 2009-05-11 Jan Hubicka <jh@suse.cz>
2221 * tree-ssa-loop-ivcanon.c: Include target.h
2222 (struct loop_size): new structure.
2223 (constant_after_peeling): New predicate.
2224 (tree_estimate_loop_size): New function.
2225 (estimated_unrolled_size): Rewrite for new estimates.
2226 (try_unroll_loop_completely): Use new estimates.
2227 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
2229 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2231 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
2232 libcpp interface change.
2233 (spu_macro_to_expand): Likewise.
2235 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
2237 PR tree-optimization/40026
2238 * gimplify.c (gimplify_init_constructor): Change initial conditional
2239 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
2240 optimize_compound_literals_in_ctor.
2242 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
2244 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
2246 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
2248 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
2250 * tree-vect-data-refs.c (vect_analyze_group_access): Use
2251 HOST_WIDE_INT for gap.
2253 2009-05-11 Ira Rosen <irar@il.ibm.com>
2255 PR tree-optimization/40074
2256 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
2257 account in group size and step comparison.
2259 2009-05-11 Richard Guenther <rguenther@suse.de>
2261 * passes.c (init_optimization_passes): Strip now incorrect comment.
2262 (execute_function_todo): Do not set PROP_alias.
2263 * tree-pass.h (PROP_alias): Remove.
2264 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
2265 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
2266 * tree-nrv.c (pass_return_slot): Likewise.
2267 * tree-object-size.c (pass_object_sizes): Likewise.
2268 * tree-ssa-dom.c (pass_dominator): Likewise.
2269 (pass_phi_only_cprop): Likewise.
2270 * tree-ssa-dse.c (pass_dse): Likewise.
2271 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
2272 (pass_cselim): Likewise.
2273 * tree-ssa-pre.c (pass_pre): Likewise.
2274 (pass_fre): Likewise.
2275 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
2276 * tree-ssa-sink.c (pass_sink_code): Likewise.
2277 * tree-stdarg.c (pass_stdarg): Likewise.
2278 * tree-tailcall.c (pass_tail_calls): Likewise.
2279 * tree-vrp.c (pass_vrp): Likewise.
2281 2009-05-10 Ian Lance Taylor <iant@google.com>
2283 * basic-block.h (enum profile_status): Break out of struct
2285 * cgraph.h (struct inline_summary): Break out of struct
2287 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
2288 of struct cgraph_order_sort.
2289 * combine.c (enum undo_kind): New enum, broken out of struct undo.
2290 * cse.c (struct branch_path): Break out of struct
2291 cse_basic_block_data.
2292 * except.h (enum eh_region_type): Break out of struct eh_region.
2293 * gcc.c (enum add_del): Break out of struct modify_target.
2294 * genrecog.c (enum decision_type): Break out of struct decision_test.
2295 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
2297 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
2298 * regmove.c (enum match_use): New enum, broken out of struct match.
2299 * sched-int.h (enum post_call_group): New enum, broken out of
2301 (struct deps_reg): Break out of struct deps.
2302 * target.h (struct asm_int_op): Break out of struct gcc_target.
2303 * tree-eh.c (struct goto_queue_node): Break out of struct
2305 * tree-inline.h (enum copy_body_cge_which): Break out of
2307 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
2309 * c-decl.c (in_struct, struct_types): New static variables.
2310 (pushtag): Add loc parameter. Change all callers.
2311 (lookup_tag): Add ploc parameter. Change all callers.
2312 (check_compound_literal_type): New function.
2313 (parser_xref_tag): Add loc parameter. Change all callers. If
2314 -Wc++-compat, warn about struct/union/enum types defined within a
2316 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
2317 and loc parameters. Change all callers. Change error calls to
2318 error_at, using loc. For a redefinition, if the location of the
2319 original definition is known, report it. Set in_struct and
2320 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
2321 (finish_struct): Add new parameters enclosing_in_struct and
2322 enclosing_struct_types. Change all callers. Set
2323 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
2324 in the struct. If in a struct, add this struct to struct_types.
2325 (start_enum): Add loc parameter. Change all callers. Use
2326 error_at for errors, using loc. For a redefinition, if the
2327 location of the original definition is known, report it. If in a
2328 struct, add this enum type to struct_types. If -Wc++-compat warn
2329 if in sizeof, typeof, or alignof.
2330 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
2331 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
2332 (c_parser_enum_specifier): Get enum location for start_enum.
2333 (c_parser_struct_or_union_specifier): Get struct location for
2334 start_struct. Save in_struct and struct_types status between
2335 start_struct and finish_struct.
2336 (c_parser_cast_expression): Get location of cast.
2337 (c_parser_alignof_expression): Get location of type.
2338 (c_parser_postfix_expression): Likewise.
2339 (c_parser_postfix_expression_after_paren_type): Add type_loc
2340 parameter. Change all callers. Call check_compound_literal_type.
2341 Use type_loc for error about variable size type.
2342 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
2343 of an enum constant from an enum type defined in a struct or union.
2344 (c_cast_expr): Add loc parameter. Change all callers. If
2345 -Wc++-compat, warn about defining a type in a cast.
2346 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
2347 (start_enum, start_struct, finish_struct): Update declarations.
2348 (parser_xref_tag, c_cast_expr): Update declarations.
2349 (check_compound_literal_type): Declare.
2351 2009-05-11 Ben Elliston <bje@au.ibm.com>
2353 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
2354 for recent libcpp interface change.
2355 (rs6000_macro_to_expand): Likewise.
2357 2009-05-10 Michael Matz <matz@suse.de>
2360 * config/arm/arm.c (require_pic_register): Emit on entry edge,
2361 not at entry of function.
2363 2009-05-10 Richard Guenther <rguenther@suse.de>
2365 PR tree-optimization/40081
2367 * tree-sra.c (instantiate_element): Instantiate scalar replacements
2368 using the main variant of the element type. Do not fiddle with
2369 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
2371 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
2372 structs with volatile fields.
2374 2009-05-10 Jan Hubicka <jh@suse.cz>
2376 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
2377 (estimate_move_cost): Assert that it does not get called for
2379 (estimate_num_insns): Skip VOID types in argument handling.
2380 (optimize_inline_calls): Delete unreachable blocks and verify that
2383 2009-05-10 Jan Hubicka <jh@suse.cz>
2385 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
2386 * cgraph.c (cgraph_mark_address_taken_node): New function.
2387 (dump_cgraph_node): Dump new flag.
2388 * cgraph.h (struct cgraph_node): Add address_taken.
2389 (cgraph_mark_address_taken_node): New function.
2390 * ipa.c (cgraph_postorder): Prioritize functions with address taken
2391 since new direct calls can be born.
2393 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2395 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
2398 2009-05-10 Jan Hubicka <jh@suse.cz>
2401 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
2403 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
2404 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
2405 * tree-inline.c (copy_bb): Set frequency correctly.
2406 (fold_marked_statements): Update call to
2407 cgraph_update_edges_for_call_stmt.
2409 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2411 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
2412 identifiers in diagnostics.
2413 * config/arm/arm.c (arm_handle_fndecl_attribute,
2414 arm_handle_isr_attribute): Likewise.
2415 * config/avr/avr.c (avr_handle_progmem_attribute,
2416 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
2417 * config/bfin/bfin.c (handle_int_attribute,
2418 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
2419 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
2420 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
2422 * config/darwin.c (darwin_handle_kext_attribute,
2423 darwin_handle_weak_import_attribute): Likewise.
2424 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
2425 h8300_handle_eightbit_data_attribute,
2426 h8300_handle_tiny_data_attribute): Likewise.
2427 * config/i386/i386.c (ix86_handle_cconv_attribute,
2428 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
2429 * config/i386/winnt.c (ix86_handle_shared_attribute,
2430 ix86_handle_selectany_attribute): Likewise.
2431 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
2432 * config/m32c/m32c.c (function_vector_handler): Likewise.
2433 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
2434 m68hc11_handle_fntype_attribute): Likewise.
2435 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
2436 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
2437 * config/mips/mips.c (mips_insert_attributes,
2438 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
2439 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
2440 rs6000_handle_struct_attribute): Likewise.
2441 * config/sh/sh.c (sh_insert_attributes,
2442 sh_handle_resbank_handler_attribute,
2443 sh_handle_interrupt_handler_attribute,
2444 sh2a_handle_function_vector_handler_attribute,
2445 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
2447 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
2448 * config/spu/spu.c (spu_handle_fndecl_attribute,
2449 spu_handle_vector_attribute): Likewise.
2450 * config/stormy16/stormy16.c
2451 (xstormy16_handle_interrupt_attribute): Likewise.
2452 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
2453 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
2455 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2457 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
2458 (pp_translate_identifiers): New.
2459 (pp_identifier): Only conditionally translate identifier to locale
2461 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
2462 (pp_base_tree_identifier): Only conditionally translate identifier
2463 to locale character set.
2464 * c-pretty-print.c (M_): Define.
2465 (pp_c_type_specifier, pp_c_primary_expression): Mark English
2466 fragments for conditional translation with M_.
2467 * tree-pretty-print.c (maybe_init_pretty_print): Disable
2468 identifier translation.
2470 2009-05-10 Richard Guenther <rguenther@suse.de>
2472 PR tree-optimization/40081
2473 * tree-sra.c (instantiate_element): Instantiate scalar replacements
2474 using the main variant of the element type. Do not fiddle with
2475 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
2477 2009-05-09 Jan Hubicka <jh@suse.cz>
2480 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
2481 indirect calls; verify cgraph afterwards.
2483 2009-05-09 Jan Hubicka <jh@suse.cz>
2486 * ipa.c (update_inlined_to_pointer): New function.
2487 (cgraph_remove_unreachable_nodes): Use it.
2489 2009-05-09 Jan Hubicka <jh@suse.cz>
2491 * tree-eh.c (struct leh_state): Remove prev_try.
2492 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
2494 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
2495 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
2496 remove_eh_handler_and_replace, foreach_reachable_handler,
2497 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
2498 * except.h (struct eh_region): Remove eh_region_u_cleanup.
2499 (gen_eh_region_cleanup): Update prototype.
2501 2009-05-09 Jan Hubicka <jh@suse.cz>
2504 * except.c (copy_eh_region): Always set prev_try.
2505 (redirect_eh_edge_to_label): Find outer try.
2506 (foreach_reachable_handler): When looking for prev try
2507 handle case where previous try is not going to be taken.
2509 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2511 PR tree-optimization/40049
2512 * tree-vect-stmts.c (vectorizable_operation): If the machine has
2513 only vector/vector shifts, convert the type of the constant to the
2514 appropriate type to avoid building incorrect trees, which
2515 eventually have problems with garbage collection.
2517 2009-05-08 Joseph Myers <joseph@codesourcery.com>
2519 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
2520 -1 for complex floating-point types if honoring signed zeros.
2522 2009-05-08 Jan Hubicka <jh@suse.cz>
2524 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
2525 argument; handle correctly when profile is absent.
2526 (build_cgraph_edges): Update.
2527 (rebuild_cgraph_edges): Update.
2528 * cgraph.c: Do not include varray.h.
2529 (cgraph_set_call_stmt_including_clones): New function.
2530 (cgraph_create_edge_including_clones): Likewise
2531 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
2532 (cgraph_update_edges_for_call_stmt): Handle clones.
2533 (cgraph_remove_node): Handle clone tree.
2534 (cgraph_remove_node_and_inline_clones): New function.
2535 (dump_cgraph_node): Dump clone tree.
2536 (cgraph_clone_node): Handle clone tree.
2537 (clone_function_name): Bring here from tree-inline.c.
2538 (cgraph_create_virtual_clone): New function.
2539 * cgraph.h (ipa_replace_map): Move here from ipa.h.
2540 (cgraph_clone_info): New function.
2541 (strut cgraph_node): Add clone_info and new clone tree pointers.
2542 (cgraph_remove_node_and_inline_clones,
2543 cgraph_set_call_stmt_including_clones,
2544 cgraph_create_edge_including_clones,
2545 cgraph_create_virtual_clone): Declare.
2546 (cgraph_function_versioning): Use VEC argument.
2547 (compute_call_stmt_bb_frequency): Update prototype.
2548 (cgraph_materialize_all_clones): New function.
2549 * ipa-cp.c (ipcp_update_cloned_node): Remove.
2550 (ipcp_create_replace_map): Update to VECtors.
2551 (ipcp_update_callgraph): Use virtual clones.
2552 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
2553 (ipcp_update_profiling): Do not update local profiling.
2554 (ipcp_insert_stage): Use VECtors and virtual clones.
2555 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
2556 (clone_of_p): New function.
2557 (cgraph_preserve_function_body_p): Use clone tree.
2558 (cgraph_optimize): Materialize clones.
2559 (cgraph_function_versioning): Update for VECtors.
2560 (save_inline_function_body): Use clone tree.
2561 (cgraph_materialize_clone): New function.
2562 (cgraph_materialize_all_clones): Likewise.
2563 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
2564 * ipa.c: Include gimple.h.
2565 (cgraph_remove_unreachable_nodes): Use clone tree.
2566 * ipa-prop.c (ipa_note_param_call): Update call to
2567 compute_call_stmt_bb_frequencycall.
2568 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
2569 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
2570 (copy_bb): Handle updating of clone tree; add new edge when new call
2572 (expand_call_inline): Be strict about every call having edge.
2573 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
2574 (delete_unreachable_blocks_update_callgraph): New function.
2575 (tree_function_versioning): Use VECtors; always remove unreachable
2576 blocks and fold conditionals.
2577 * tree-inline.h: Do not include varray.h.
2578 (tree_function_versioning): Remove.
2579 * Makefile.in (GTFILES): Remove tree-inline.c
2580 * passes.c (do_per_function): Do only functions having body.
2581 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
2584 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
2585 Andrew Morrow <acm@google.com>
2588 * c-common.c (c_common_attribute_table): Permit deprecated
2589 attribute to take an optional argument.
2590 (handle_deprecated_attribute): If the optional argument to
2591 __attribute__((deprecated)) is not a string ignore the attribute
2594 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
2595 * c-typeck.c (build_component_ref): Likewise.
2596 (build_external_ref): Likewise.
2598 * toplev.c (warn_deprecated_use): Add an attribute argument.
2599 Emit the message associated with __attribute__((deprecated)).
2601 * toplev.h (warn_deprecated_use): Updated.
2603 * doc/extend.texi: Document new optional parameter to
2604 __attribute__((deprecated))
2606 2009-05-08 Michael Eager <eager@eagercon.com>
2608 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
2609 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
2611 2009-05-08 Richard Guenther <rguenther@suse.de>
2613 PR tree-optimization/40062
2614 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
2615 Avoid exponential behavior.
2617 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2619 PR rtl-optimization/33928
2621 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
2622 process_uses, build_single_def_use_links): New.
2623 (update_df): Update use_def_ref.
2624 (forward_propagate_into): Use get_def_for_use instead of use-def
2626 (fwprop_init): Call build_single_def_use_links and let it initialize
2628 (fwprop_done): Free use_def_ref.
2629 (fwprop_addr): Eliminate duplicate call to df_set_flags.
2630 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
2631 df_rd_simulate_one_insn): New.
2632 (df_rd_bb_local_compute_process_def): Update head comment.
2633 (df_chain_create_bb): Use the new RD simulation functions.
2634 * df.h (df_rd_simulate_artificial_defs_at_top,
2635 df_rd_simulate_one_insn): New.
2636 * opts.c (decode_options): Enable fwprop at -O1.
2637 * doc/invoke.texi (-fforward-propagate): Document this.
2639 2009-05-08 Joseph Myers <joseph@codesourcery.com>
2642 * c-typeck.c (build_binary_op): Handle arithmetic between one real
2643 and one complex operand specially.
2644 * tree-complex.c (some_nonzerop): Do not identify a real value as
2645 zero if flag_signed_zeros.
2647 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2649 PR rtl-optimization/33928
2650 * loop-invariant.c (record_use): Fix && vs. || mishap.
2652 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2654 PR rtl-optimization/33928
2655 * loop-invariant.c (struct use): Add addr_use_p.
2656 (struct def): Add n_addr_uses.
2657 (struct invariant): Add cheap_address.
2658 (create_new_invariant): Set cheap_address.
2659 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
2660 (record_uses): Pass df_ref to record_use.
2661 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
2664 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
2666 * config/sh/sh.c: Do not include c-pragma.h.
2668 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2670 * config/spu/spu.c: Remove include of c-common.h.
2672 2009-05-07 Janis Johnson <janis187@us.ibm.com>
2675 * c-common.h (mark_valid_location_for_stdc_pragma,
2676 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
2677 clear_float_const_decimal64, float_const_decimal64_p): New.
2678 * c.opt (Wunsuffixed-float-constants): New.
2679 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
2680 unsuffixed float constant, handle new warning.
2681 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
2682 * c-decl.c (c_scope): New flag float_const_decimal64.
2683 (set_float_const_decimal64, clear_float_const_decimal64,
2684 float_const_decimal64_p): New.
2685 (push_scope): Set new flag.
2686 * c-parser.c (c_parser_translation_unit): Mark when it's valid
2687 to use STDC pragmas.
2688 (c_parser_external_declaration): Ditto.
2689 (c_parser_compound_statement_nostart): Ditto.
2690 * c-pragma.c (valid_location_for_stdc_pragma,
2691 mark_valid_location_for_stdc_pragma,
2692 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
2693 handle_pragma_float_const_decimal64): New.
2694 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
2695 * cp/semantics.c (valid_location_for_stdc_pragma_p,
2696 set_float_const_decimal64, clear_float_const_decimal64,
2697 float_const_decimal64_p): New dummy functions.
2698 * doc/extend.texi (Decimal Float): Remove statement that the
2699 pragma, and suffix for double constants, are not supported.
2700 * doc/invoke.texi (Warning Options): List new option.
2701 (-Wunsuffixed-float-constants): New.
2703 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
2705 * config/i386/i386.c: Do not include c-common.h.
2707 2009-05-07 Mark Heffernan <meheff@google.com>
2709 * doc/invoke.texi (Debugging Options): Document change of debugging
2711 * opts.c (decode_options): Make dump_base_name relative to
2712 aux_base_name directory.
2714 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
2716 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
2717 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
2719 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
2721 * Makefile.in (install-plugin): Simplify a bit.
2723 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
2725 * Makefile.in (OBJS-common): Add regcprop.o.
2727 * timevar.def (TV_CPROP_REGISTERS): New.
2728 * regrename.c (regrename_optimize): Return 0.
2729 (rest_of_handle_regrename): Delete.
2730 (pass_rename_registers): Point to regrename_optimize.
2731 (struct value_data_entry, struct value_data,
2732 kill_value_one_regno, kill_value_regno, kill_value,
2733 set_value_regno, init_value_data, kill_clobbered_value,
2734 kill_set_value, kill_autoinc_value, copy_value,
2735 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
2736 replace_oldest_value_reg, replace_oldest_value_addr,
2737 replace_oldest_value_mem, copyprop_hardreg_forward_1,
2738 debug_value_data, validate_value_data): Move...
2739 * regcprop.c: ... here.
2740 (rest_of_handle_cprop): Delete.
2741 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
2743 2009-05-07 Jakub Jelinek <jakub@redhat.com>
2746 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
2747 GEN_INT for 1 << bitnum.
2748 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
2751 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
2753 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
2754 Remove wrong description of "nand" operation.
2756 2009-05-06 Richard Guenther <rguenther@suse.de>
2757 Adam Nemet <anemet@caviumnetworks.com>
2759 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
2760 comment. Add that if LHS is not a gimple register, then RHS1 has
2761 to be a single object (GIMPLE_SINGLE_RHS).
2763 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
2765 * expr.c (get_def_for_expr): Move it up in the file.
2766 (store_field): When expanding a bit-field store, look at the
2767 defining gimple stmt for the masking conversion.
2769 2009-05-06 Janis Johnson <janis187@us.ibm.com>
2772 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
2773 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
2774 32-bit memcpy into long.
2776 2009-05-06 Jakub Jelinek <jakub@redhat.com>
2778 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
2779 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
2781 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
2782 instead of appending DW_OP_deref*.
2784 2009-05-06 Michael Matz <matz@suse.de>
2787 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
2788 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
2790 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
2792 * Makefile.in (install-plugin): Fix srcdir handling.
2794 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
2796 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
2797 when processing for not_regs_needed bitmap.
2798 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
2799 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
2800 handling it for rhs.
2802 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
2804 * config/i386/i386.md (unnamed inc/dec peephole): Use
2805 optimize_insn_for_size_p instead of optimize_size.
2806 * config/i386/predicates.md (incdec_operand): Likewise.
2807 (aligned_operand): Likewise.
2808 * config/i386/sse.md (divv8sf3): Likewise.
2809 (sqrtv8sf2): Likewise.
2811 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
2813 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
2815 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
2817 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
2819 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
2820 ssemodesuffixf2c with avxmodesuffixf2c.
2822 2009-05-06 Joseph Myers <joseph@codesourcery.com>
2825 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
2827 2009-05-05 Jakub Jelinek <jakub@redhat.com>
2829 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
2830 (struct tree_base): Adjust spacing for 8 bit boundaries.
2831 (struct tree_decl_common): Add decl_by_reference_flag bit.
2832 (DECL_BY_REFERENCE): Adjust.
2833 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
2834 print DECL_BY_REFERENCE bit.
2835 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
2836 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
2837 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
2838 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
2842 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
2843 range of the type, but default label is missing, add it with one
2844 of the existing labels instead of adding a new label for it.
2846 2009-05-05 Joseph Myers <joseph@codesourcery.com>
2850 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
2852 * Makefile.in (enable_plugin, plugin_includedir): New.
2853 (install): Depend on install-plugin.
2854 (PLUGIN_HEADERS): New.
2855 (install-plugin): New.
2856 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
2858 2009-05-05 Richard Guenther <rguenther@suse.de>
2860 PR tree-optimization/40022
2861 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
2863 (phivn_valid_p): Fix tuplification error, simplify.
2864 (phiprop_insert_phi): Add dumps.
2865 (propagate_with_phi): Simplify.
2867 2009-05-05 Richard Guenther <rguenther@suse.de>
2870 * builtins.c (gimplify_va_arg_expr): Properly build the address.
2872 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
2874 * tree.h (strip_float_extensions): Remove duplicate declaration.
2875 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
2876 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
2877 block_ultimate_origin): Rearrange the declarations line to match the
2878 comment that indicates the .c file which the functions are defined.
2879 (dwarf2out_*, set_decl_rtl): Add comment.
2880 (get_base_address): Adjust comment.
2881 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
2882 declarations line and add comment.
2883 (is_builtin_name): Add blank after function name, for clarity.
2885 2009-05-04 Joseph Myers <joseph@codesourcery.com>
2887 * attribs.c (decl_attributes): Use %qE for identifiers in
2889 * cgraphunit.c (verify_cgraph_node): Translate function names to
2890 locale character set in diagnostics.
2891 * coverage.c (get_coverage_counts): Use %qE for identifiers in
2893 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
2894 Document that functions are named in UTF-8.
2895 * expr.c (expand_expr_real_1): Translate function names to locale
2896 character set in diagnostics.
2897 * gimplify.c (omp_notice_variable, omp_is_private,
2898 gimplify_scan_omp_clauses): Use %qE for identifiers in
2900 * langhooks.c (lhd_print_error_function): Translate function names
2901 to locale character set.
2902 * langhooks.h (decl_printable_name): Document that return value is
2903 in internal character set.
2904 * stmt.c: Include pretty-print.h
2905 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
2907 (resolve_operand_name_1): Translate named operand name to locale
2909 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
2911 * toplev.c (announce_function): Translate function names to locale
2913 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
2914 (default_tree_printer): Use pp_identifier or translate identifiers
2915 to locale character set. Mark "<anonymous>" for translation.
2916 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
2917 for identifiers in diagnostics.
2918 * tree.c (handle_dll_attribute): Use %qE for identifiers in
2920 * varasm.c (output_constructor): Use %qE for identifiers in
2923 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
2925 * configure.ac: use ` ` instead of $()
2926 * configure: Regenerate.
2928 2009-05-05 Ben Elliston <bje@au.ibm.com>
2930 * config/pa/linux-atomic.c: Eliminate conditional include of
2931 errno.h on non-LP64 systems to simplify build requirements.
2933 2009-05-04 Joseph Myers <joseph@codesourcery.com>
2935 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
2937 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
2938 and pass value to identifier_to_locale.
2939 (warn_variable_length_array): Make name a tree.
2940 (grokdeclarator): Separate diagnostic texts for named and unnamed
2941 declarators. Use %qE for named declarators.
2942 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
2944 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
2945 identifiers in diagnostics.
2946 * c-typeck.c (push_member_name, start_init): Pass identifiers to
2947 identifier_to_locale. Mark "anonymous" strings for translation.
2949 2009-05-04 Michael Eager <eager@eagercon.com>
2951 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
2952 address for DImode/DFmode only if double-precision FP regs.
2954 2009-05-04 Michael Eager <eager@eagercon.com>
2956 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
2957 TARGET_SINGLE_FLOAT check.
2959 2009-05-04 Michael Eager <eager@eagercon.com>
2961 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
2963 2009-05-04 Michael Eager <eager@eagercon.com>
2965 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
2966 * config/rs6000/t-xilinx: New
2968 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
2970 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
2971 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
2972 * gcc/explow.c (memory_address): Use target hook.
2973 * gcc/targhooks.c (default_legitimize_address): New.
2974 * gcc/targhooks.h (default_legitimize_address): New.
2975 * gcc/target.h (legitimize_address): New.
2976 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
2977 (TARGET_INITIALIZER): Include it.
2978 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
2980 * config/bfin/bfin-protos.h (legitimize_address): Remove.
2981 * config/bfin/bfin.c (legitimize_address): Remove.
2982 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
2983 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
2985 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
2986 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
2988 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
2989 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
2990 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
2991 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
2992 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
2993 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
2994 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
2995 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
2996 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
2997 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
2998 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
2999 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
3000 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
3001 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
3002 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
3003 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
3004 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
3005 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
3006 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
3007 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
3008 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
3009 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
3010 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
3012 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
3013 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
3014 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
3015 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
3016 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
3017 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
3018 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
3019 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
3020 (thumb_legitimize_address): Delete.
3021 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
3022 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
3023 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
3024 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
3025 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
3026 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
3028 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
3031 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
3032 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
3033 * config/m32r/m32r.c (m32r_legitimize_address): New.
3034 * config/m68k/m68k.c (m68k_legitimize_address): New.
3035 * config/score/score.c (score_legitimize_address): Standardize.
3036 * config/score/score3.c (score3_legitimize_address): Standardize.
3037 * config/score/score3.h (score3_legitimize_address): Adjust.
3038 * config/score/score7.c (score7_legitimize_address): Standardize.
3039 * config/score/score7.h (score7_legitimize_address): Adjust.
3040 * config/sh/sh.c (sh_legitimize_address): New.
3041 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
3043 * gcc/config/s390/s390.c (legitimize_address): Rename to...
3044 (s390_legitimize_address): ... this.
3045 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
3046 (sparc_legitimize_address): ... this.
3047 * gcc/config/i386/i386.c (legitimize_address): Rename to...
3048 (ix86_legitimize_address): ... this.
3049 * gcc/config/avr/avr.c (legitimize_address): Rename to...
3050 (avr_legitimize_address): ... this.
3051 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
3052 (mn10300_legitimize_address): ... this.
3053 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
3054 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
3055 (alpha_expand_mov): Adjust call.
3057 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
3058 * config/spu/spu.c (spu_legitimize_address): Likewise.
3059 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
3060 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
3062 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3064 * intl.c (locale_encoding, locale_utf8): New.
3065 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
3066 * intl.h (locale_encoding, locale_utf8): Declare.
3067 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
3068 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
3070 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
3072 (pp_tree_identifier): Define to call pp_base_tree_identifier.
3073 (pp_base_tree_identifier): Declare as function.
3074 (identifier_to_locale): Declare.
3075 * Makefile.in (pretty-print.o): Update dependencies.
3076 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
3078 2009-05-04 Richard Guenther <rguenther@suse.de>
3081 * builtins.c (fold_builtin_memory_op): Do not decay to element
3082 type if the size matches the whole array.
3084 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3086 * expmed.c (synth_mult): When trying out a shift, pass the result
3089 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3091 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
3092 (shiftsub1_cost): New.
3093 (init_expmed): Compute shiftsub1_cost.
3094 (synth_mult): Optimize multiplications by constants of the form
3095 -(2^^m-1) for some constant positive integer m.
3097 2009-05-03 Richard Guenther <rguenther@suse.de>
3100 * c-typeck.c (array_to_pointer_conversion): Do not built
3101 ADDR_EXPRs of arrays of pointer-to-element type.
3102 * c-gimplify.c (c_gimplify_expr): Revert change fixing
3103 up wrong ADDR_EXPRs after-the-fact.
3104 * c-common.c (strict_aliasing_warning): Strip pointer
3105 conversions for obtaining the original type.
3106 * builtins.c (fold_builtin_memset): Handle array types.
3107 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
3110 2009-05-03 Richard Guenther <rguenther@suse.de>
3113 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
3114 Do not lose casts from array types with unknown extent to array
3115 types with known extent.
3116 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
3117 alias set compatibility.
3119 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
3121 * flags.h (extra_warnings): Delete.
3122 * toplev.c (process_options): Handle Wuninitialized here.
3123 * opts.c (extra_warnings): Delete.
3124 (set_Wextra): Delete.
3125 (common_handle_option): -Wextra can be handled automatically.
3126 * c-opts.c (c_common_handle_option): Delete obsolete code.
3127 (c_common_post_options): Simplify comment.
3128 * common.opt (W): Add Var.
3130 (Wuninitialized): Initialize to -1.
3132 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
3133 Richard Guenther <rguenther@suse.de>
3135 * expr.c (get_def_for_expr): New function.
3136 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
3137 SSA rather than trees.
3138 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
3139 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
3141 2009-05-03 Joseph Myers <joseph@codesourcery.com>
3143 * c-common.c (reswords): Add _Imaginary.
3144 * c-common.c (enum rid): Add RID_IMAGINARY.
3146 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
3148 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
3149 Patch by Richard Guenther.
3151 2009-05-03 Anatoly Sokolov <aesok@post.ru>
3153 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
3154 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3155 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
3156 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
3157 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
3158 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
3159 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
3160 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
3161 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
3162 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
3163 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
3164 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
3165 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
3166 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
3167 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
3168 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
3169 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
3170 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
3172 2009-05-02 Richard Guenther <rguenther@suse.de>
3174 PR tree-optimization/39940
3175 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
3178 2009-05-02 Richard Guenther <rguenther@suse.de>
3181 * tree-ssa.c (execute_update_addresses_taken): Properly check
3182 if we can mark a variable DECL_GIMPLE_REG_P.
3183 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
3184 back to the end of the function.
3185 (is_gimple_reg_type): Remove complex type special casing.
3186 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
3189 2009-05-02 Ben Elliston <bje@au.ibm.com>
3191 * doc/collect2.texi (Collect2): Document search path behaviour
3192 when configured with --with-ld.
3194 2009-05-02 Jan Hubicka <jh@suse.cz>
3196 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
3197 parameter; update callers.
3198 (coalesce_cost_edge): EH edges are costier because they needs
3199 splitting even if not critical and even more costier when there are
3200 multiple EH predecestors.
3202 2009-05-02 Jan Hubicka <jh@suse.cz>
3204 * except.c (remove_eh_handler_and_replace): Handle updating after
3205 removing TRY blocks.
3207 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
3209 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
3211 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
3213 * varasm.c: Do not include c-pragma.h.
3214 * attribs.c: Do not incude c-common.h.
3216 2009-05-01 Michael Matz <matz@suse.de>
3218 * calls.c (initialize_argument_information): Handle SSA names like
3219 decls with a non MEM_P DECL_RTL.
3221 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
3223 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
3224 * ipa-utils.c: Likewise.
3225 * ipa-type-escape.c: Likewise.
3226 * cgraphunit.c Do not include c-common.h.
3227 * ipa-pure-const.c: Likewise.
3228 * tree-if-conv.c: Likewise.
3229 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
3230 * ipa-struct-reorg.c: Likewise.
3231 * tree-nomudflap.c: Likewise.
3232 * tree-ssa-structalias.c: Likewise.
3234 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
3236 * store-motion.c: Many cleanups to make this pass a first-class
3237 citizen instead of an appendix to gcse load motion. Add TODO list
3238 to make this pass faster/cleaner/better.
3240 (struct ls_expr): Post gcse.c-split cleanups.
3241 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
3242 "stores" field to "avail_stores".
3243 (pre_ldst_mems): Rename to store_motion_mems.
3244 (pre_ldst_table): Rename to store_motion_mems_table.
3245 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
3246 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
3247 (ldst_entry): Rename to st_expr_entry, update users.
3248 (free_ldst_entry): Rename to free_st_expr_entry, update users.
3249 (free_ldst_mems): Rename to free_store_motion_mems, update users.
3250 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
3252 (first_ls_expr): Rename to first_st_expr, update users.
3253 (next_ls_expr): Rename to next_st_expr, update users.
3254 (print_ldst_list): Rename to print_store_motion_mems. Print names of
3255 fields properly for store motion instead of names inherited from load
3257 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
3258 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
3261 (ae_kill): Rename to st_kill, update users.
3262 (ae_gen): Rename to st_avloc, update users.
3263 (transp): Rename to st_transp, update users.
3264 (pre_insert_map): Rename to st_insert_map, update users.
3265 (pre_delete_map): Rename to st_delete_map, update users.
3266 (insert_store, build_store_vectors, free_store_memory,
3267 one_store_motion_pass): Update for abovementioned changes.
3269 (gcse_subst_count, gcse_create_count): Remove.
3270 (one_store_motion_pass): New statistics counters "n_stores_deleted"
3271 and "n_stores_created", local variables.
3273 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
3276 (regvec, compute_store_table_current_insn): Remove.
3277 (reg_set_info, reg_clear_last_set): Remove.
3278 (compute_store_table): Use DF caches instead of local dataflow
3281 2009-05-01 Joseph Myers <joseph@codesourcery.com>
3283 * c-objc-common.c (c_tree_printer): Print identifiers with
3284 pp_identifier, not pp_string. Mark "({anonymous})" for
3286 * c-pretty-print.c (pp_c_ws_string): New.
3287 (pp_c_cv_qualifier, pp_c_type_specifier,
3288 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
3289 pp_c_storage_class_specifier, pp_c_function_specifier,
3290 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
3291 pp_c_primary_expression, pp_c_postfix_expression,
3292 pp_c_unary_expression, pp_c_shift_expression,
3293 pp_c_relational_expression, pp_c_equality_expression,
3294 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
3295 use pp_string and pp_c_ws_string in place of pp_identifier and
3296 pp_c_identifier for non-identifiers. Mark English strings for
3298 * c-pretty-print.h (pp_c_ws_string): Declare.
3300 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
3301 Roland McGrath <roland@redhat.com>
3303 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
3304 (ENABLE_LD_BUILDID): New configuration option.
3305 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
3306 (LINK_BUILDID_SPEC): New macro.
3307 (init_spec): If defined, prepend it between LINK_EH_SPEC and
3309 * doc/install.texi: Document --enable-linker-build-id option.
3310 * configure: Rebuild.
3311 * config.in: Rebuild.
3313 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
3315 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
3316 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
3317 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
3318 MIPS_GP_SAVE_AREA_SIZE.
3319 * config/mips/mips.c (struct mips_frame_info): Update comment
3320 before arg_pointer_offset and hard_frame_pointer_offset.
3321 (mips_compute_frame_info): Update diagram before function: to
3322 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
3323 indicate the position of frame_pointer_rtx with -fstack-protector and
3324 to show args_size. Don't allocate cprestore area for leaf functions
3325 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
3327 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
3329 2009-04-30 Michael Matz <matz@suse.de>
3331 PR tree-optimization/39955
3332 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
3334 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
3336 * ira.c (setup_cover_and_important_classes): Use safe macro
3337 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
3339 * genpreds.c (write_tm_preds_h): Output suitable definition of
3340 REG_CLASS_FOR_CONSTRAINT.
3342 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
3344 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
3346 * bitmap.c (bitmap_descriptor): Likewise.
3347 * ggc-common.c (loc_descriptor): Likewise.
3348 * varray.c (varray_descriptor): Likewise.
3349 * vec.c (vec_descriptor): Likewise.
3351 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
3353 * Makefile.in (dce.o): Add $(EXCEPT_H).
3354 * dce.c: Include except.h and delete redundant vector definitions.
3355 (deletable_insn_p): Return false for non-call insns that can throw
3358 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
3360 * gcse.c (ae_gen): Remove.
3361 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
3362 and make non-static function to make it available in store-motion.c.
3363 Update call sites with search-and-replace.
3364 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
3365 extract_mentioned_regs, extract_mentioned_regs_helper,
3366 find_moveable_store, compute_store_table, load_kills_store, find_loads,
3367 store_killed_in_insn, store_killed_after, store_killed_before,
3368 build_store_vectors, insert_insn_start_basic_block, insert-store,
3369 remove_reachable_equiv_notes, replace_store_insn, delete_store,
3370 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
3371 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
3372 * store-motion.c: ...new file. Also copy data structures from gcse.c
3373 and clean up to remove parts not used by store motion.
3374 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
3375 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
3377 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3380 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
3381 when optimizing for size.
3383 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
3385 * gcse.c (gcse_constant_p): Fix typo in last change.
3387 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
3389 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
3391 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
3393 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
3395 2009-04-29 James E. Wilson <wilson@codesourcery.com>
3397 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
3398 CONST_HIGH_PART result.
3400 2009-04-29 Anatoly Sokolov <aesok@post.ru>
3402 * config/avr/avr.c (initial_elimination_offset): Rename to
3403 avr_initial_elimination_offset.
3404 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
3405 change return type to bool.
3406 (avr_can_eliminate): New function.
3407 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
3408 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
3409 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
3410 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
3411 avr_initial_elimination_offset.
3412 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
3413 (avr_initial_elimination_offset): Define.
3415 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
3416 Steven Bosscher <steven@gcc.gnu.org>
3418 PR rtl-optimization/39938
3419 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
3420 * cfgrtl.c: Include insn-attr.h.
3421 (rest_of_pass_free_cfg): New function.
3422 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
3423 * resource.c (init_resource_info): Remove call to df_analyze.
3425 2009-04-29 Richard Guenther <rguenther@suse.de>
3428 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
3429 allow conversion to signed integers.
3431 2009-04-29 Richard Guenther <rguenther@suse.de>
3433 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
3434 shifts of floating point vectors if the shift amount is
3435 a constant multiple of the element size.
3437 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
3438 Michael Matz <matz@suse.de>
3442 * tree-outof-ssa.c (emit_partition_copy): New function.
3443 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3444 insert_part_to_rtx_on_edge): Perform the partition base var
3445 copy using emit_partition_copy.
3446 (insert_value_copy_on_edge): Convert constants to the right mode.
3447 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
3448 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
3450 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3452 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
3453 scan backwards to try to find a constant to initialize it.
3455 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
3456 insn before the loop_end instruction, don't look past labels.
3458 2009-04-29 Richard Guenther <rguenther@suse.de>
3461 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
3462 loose type conversions.
3463 (forward_propagate_addr_expr): Fix tuplification bug. Remove
3464 stmts only if there are no uses of its definition.
3466 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3468 * config/bfin/bfin.h (splitting_loops): Declare.
3469 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
3470 Reorder bit definitions to be ascending.
3471 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
3472 * config/bfin/bfin.c (splitting_loops): New variable.
3473 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
3474 (struct loop_info): Remove members INIT and LOOP_INIT.
3475 (bfin_optimize_loop): Don't set them. Reorder the code that generates
3476 the LSETUP sequence. Allow LC to be loaded from any register, but
3477 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
3478 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
3480 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
3481 of reload_completed.
3484 * config/bfin/bfin.md (movsi_insn): Refine constraints.
3486 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
3488 * Makefile.in (PLUGIN_VERSION_H): New.
3489 (OBJS-common): Remove plugin-version.o.
3490 (plugin.o): Depend on (PLUGIN_VERSION_H).
3491 (plugin-version.o): Remove.
3492 * configure: Regenerate
3493 * configure.ac: Create plugin-version.h.
3494 * gcc-plugin.h (plugin_gcc_version): Remove.
3495 (plugin_default_version_check): Change signature.
3496 * plugin-version.c: Remove.
3497 * plugin.c: Include plugin-version.h.
3498 (str_plugin_gcc_version_name): Remove.
3499 (try_init_one_plugin): Pass gcc version to plugin_init.
3500 (plugin_default_version_check): Both gcc and plugin versions are now
3503 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3505 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
3506 problematic last insns. Test for TYPE_CALL rather than CALL_P.
3507 Remove special case testing for last insn of inner loops. Don't fail
3508 if the loop ends with a jump, emit an extra nop instead.
3510 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
3511 DREGS rather than comparing directly. Remove code that tries to
3512 account for latencies.
3514 2009-04-29 Richard Guenther <rguenther@suse.de>
3516 PR tree-optimization/39941
3517 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
3518 eliminating an indirect call.
3520 2009-04-29 Richard Guenther <rguenther@suse.de>
3522 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
3523 parameter. Allow invariants as base if !require_lvalue.
3524 (verify_gimple_assign_single): Adjust.
3526 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3528 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
3529 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
3530 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
3531 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
3532 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
3534 * config/bfin/bfin.c (bfin_expand_builtin,
3535 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
3537 2009-04-28 Richard Guenther <rguenther@suse.de>
3539 * tree-vect-loop.c (get_initial_def_for_induction): Use
3540 correct types for pointer increment.
3542 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3544 * toplev.c (print_version): Update GMP version string calculation.
3546 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
3548 PR rtl-optimization/39938
3549 * resource.c (init_resource_info): Add call to df_analyze.
3551 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3553 * config/alpha/alpha.md (usegp): Cast the result of
3554 alpha_find_lo_sum_using_gp to enum attr_usegp.
3555 * config/alpha/alpha.c (override_options): Remove end-of-structure
3556 marker element from cpu_table. Use array size of cpu_table to handle
3557 -mcpu and -mtune options.
3558 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
3560 2009-04-28 Joseph Myers <joseph@codesourcery.com>
3562 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
3563 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
3564 tune_32 and tune_64.
3565 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
3567 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
3568 * config/rs6000/option-defaults.h: ... here. New file.
3569 (OPT_64, OPT_32): Define.
3570 (MASK_64BIT): Define to 0 if not already defined.
3571 (OPT_ARCH64, OPT_ARCH32): Define.
3572 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
3575 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3577 * config/arm/arm.c (arm_override_options): Emit error on using
3580 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3582 PR rtl-optimization/39914
3583 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
3584 registers for allocnos created from user-defined variables only
3585 when not optimizing.
3587 2009-04-28 Richard Guenther <rguenther@suse.de>
3590 * fold-const.c (fold_binary): Use distribute_real_division only
3593 2009-04-28 Steve Ellcey <sje@cup.hp.com>
3595 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
3596 add hpux-stdint.h to tm_file.
3597 (hppa[12]*-*-hpux11*): Ditto.
3598 (ia64*-*-hpux*): Ditto.
3599 * config/hpux-stdint.h: New.
3600 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
3601 __STDC_EXT__ for all compiles.
3602 * config/pa/pa-hpux.h: Ditto.
3603 * config/pa/pa-hpux10.h: Ditto.
3604 * config/pa/pa-hpux11.h: Ditto.
3606 2009-04-28 Catherine Moore <clm@codesourcery.com>
3608 * debug.h (set_name): Add comment.
3610 2009-04-28 Andrew Pinski <pinskia@gmail.com>
3613 * config/darwin.c (machopic_gen_offset): Check
3614 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
3615 * config/arm/arm.c (require_pic_register): Likewise.
3617 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
3619 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
3620 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
3621 m32c_promote_prototypes): Delete.
3623 2009-04-28 Michael Matz <matz@suse.de>
3626 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
3629 2009-04-28 Richard Guenther <rguenther@suse.de>
3631 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
3633 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3635 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
3636 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
3637 * config/arm/arm-tune.md: Regenerate.
3639 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
3641 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
3642 block if there are complex incoming edges.
3643 (sel_merge_blocks): Remove useless assert.
3644 (sel_redirect_edge_and_branch): Check that edge was redirected.
3645 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
3646 (sel_find_rgns): Delete declaration.
3647 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
3648 the region when it is not a preheader.
3650 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3653 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
3655 2009-04-28 Richard Guenther <rguenther@suse.de>
3657 * tree.h (SSA_NAME_VALUE): Remove.
3658 (struct tree_ssa_name): Remove value_handle member.
3659 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
3660 array for jump threading.
3661 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
3663 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
3664 * tree-flow.h (threadedge_initialize_values): Declare.
3665 (threadedge_finalize_values): Likewise.
3666 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
3667 (SSA_NAME_VALUE): Define.
3668 (threadedge_initialize_values): New function.
3669 (threadedge_finalize_values): Likewise.
3670 * tree-ssa-dom.c (ssa_name_values): New global variable.
3671 (SSA_NAME_VALUE): Define.
3672 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
3674 2009-04-28 Ira Rosen <irar@il.ibm.com>
3676 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
3677 Use REPORT_VECTORIZED_LOCATIONS instead
3678 REPORT_VECTORIZED_LOOPS.
3679 * tree-vectorizer.c (vect_verbosity_level): Make static.
3680 (vect_loop_location): Rename to vect_location.
3681 (vect_set_verbosity_level): Update comment.
3682 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
3684 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
3685 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
3686 instead REPORT_UNVECTORIZED_LOOPS.
3687 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
3688 and vect_loop_def to vect_external_def and vect_internal_def.
3689 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
3690 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
3691 REPORT_UNVECTORIZED_LOCATIONS.
3692 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
3693 and vect_used_in_loop and to vect_unused_in_scope and
3695 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
3696 (vect_verbosity_level): Remove declaration.
3697 (vect_analyze_operations): Likewise.
3698 (vect_analyze_stmt): Declare.
3699 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
3700 REPORT_UNVECTORIZED_LOCATIONS.
3701 (vect_get_loop_niters): Fix indentation.
3702 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
3703 (vect_analyze_loop_operations): New function.
3704 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
3705 vect_analyze_operations.
3706 (vect_is_simple_reduction): Use new names.
3707 (vectorizable_live_operation, vect_transform_loop): Likewise.
3708 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
3709 to specify whether the data references can be a part of interleaving
3711 (vect_analyze_data_ref_dependence): Use new names.
3712 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
3713 (vect_create_addr_base_for_vector_ref): Remove redundant code.
3714 * tree-vect-patterns.c (widened_name_p): Use new names.
3715 (vect_recog_dot_prod_pattern): Likewise.
3716 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
3717 (process_use, vect_mark_stmts_to_be_vectorized,
3718 vect_model_simple_cost, vect_model_store_cost,
3719 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
3720 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3721 vectorizable_operation, vectorizable_type_demotion,
3722 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
3723 vectorizable_condition): Likewise.
3724 (vect_analyze_operations): Split into vect_analyze_loop_operations
3726 (vect_analyze_stmt): ... new function.
3727 (new_stmt_vec_info): Use new names.
3728 (vect_is_simple_use): Use new names and fix comment.
3729 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
3730 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
3732 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3735 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
3736 and integer modes for x87 operands. Do not ICE for unsupported size,
3737 generate error instead. Generate error for unsupported operand types.
3738 ['z']: Do not handle HImode memory operands specially. Warning
3739 for floating-point operands. Fallthru to 'Z' for unsupported operand
3740 types. Do not ICE for unsupported size, generate error instead.
3741 (output_387_binary_op): Use %Z to output operands.
3742 (output_fp_compare): Ditto.
3743 (output_387_reg_move): Ditto.
3745 2009-04-28 Ben Elliston <bje@au.ibm.com>
3750 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3752 * builtins.c (c_strlen): Do not warn here.
3753 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
3754 * c-common.c (pointer_int_sum): Take an explicit location.
3755 Warn about offsets out of bounds.
3756 * c-common.h (pointer_int_sum): Adjust declaration.
3758 2009-04-27 Ian Lance Taylor <iant@google.com>
3760 * collect2.c (is_ctor_dtor): Change type of ret field in struct
3762 * dce.c (run_fast_df_dce): Change type of old_flags to int.
3763 * df-core.c (df_set_flags): Change return type to int. Change
3764 type of old_flags to int.
3765 (df_clear_flags): Likewise.
3766 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
3767 (df_get_conditional_uses): Likewise.
3768 * df.h (df_set_flags, df_clear_flags): Update declarations.
3769 * dwarf2out.c (struct indirect_string_node): Change type of form
3770 field to enum dwarf_form.
3771 (AT_string_form): Change return type to enum dwarf_form.
3772 * fixed-value.c (fixed_compare): Add cast to enum type.
3773 * fwprop.c (update_df): Change 0 to VOIDmode.
3774 * gensupport.c: Change 0 to UNKNOWN.
3775 * gimple.h (gimple_cond_code): Add cast to enum type.
3776 * haifa-sched.c (reemit_notes): Add cast to enum type.
3777 * hooks.c (hook_int_void_no_regs): Remove function.
3778 * hooks.h (hook_int_void_no_regs): Remove declaration.
3779 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
3780 * predict.c (combine_predictions_for_insn): Add casts to enum type.
3781 * real.c (real_arithmetic): Add cast to enum type.
3782 (real_compare): Likewise.
3783 * target.h (struct gcc_target): Change return type of
3784 branch_target_register_class to enum reg_class.
3785 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
3786 default_branch_target_register_class.
3787 * targhooks.c (default_branch_target_register_class): New function.
3788 * targhooks.h (default_branch_target_register_class): Declare.
3789 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
3790 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
3792 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
3794 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
3795 vect_uninitialized_def. Change 0 to ERROR_MARK.
3796 * tree-vect-stmts.c (supportable_widening_operation): Don't
3797 initialize icode1 and icode2.
3798 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
3799 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
3801 (cmn_err_flag_specs): Change 0 to STD_C89.
3802 (cmn_err_char_table): Likewise.
3803 * config/arm/arm.c (get_arm_condition_code): Change type of code
3804 to enum arm_cond_code.
3805 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
3806 (IWMMXT_BUILTIN2): Likewise.
3807 (neon_builtin_type_bits): Don't define typedef.
3808 (neon_builtin_datum): Change type of bits field to int.
3809 (arm_expand_neon_args): Add cast to enum type.
3810 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
3812 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
3814 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
3816 * config/mips/mips.md (jal_macro): Return enum constant.
3817 (single_insn): Likewise.
3818 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
3820 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3822 * config/s390/s390.c (s390_tune_flags): Change type to int.
3823 (s390_arch_flags): Likewise.
3824 (s390_handle_arch_option): Change flags field of struct pta to int.
3825 * config/s390/s390.h (s390_tune_flags): Update declaration.
3826 (s390_arch_flags): Likewise.
3827 * config/sh/sh.c (prepare_move_operands): Compare
3828 tls_symbolic_operand result with enum constant.
3829 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
3830 (sh_expand_prologue): Add cast to enum type.
3831 (sh_expand_epilogue): Likewise.
3832 (tls_symbolic_operand): Change return type to enum tls_model.
3833 (fpscr_set_from_mem): Add cast to enum type.
3834 (legitimize_pic_address): Compare tls_symbolic_operand result with
3836 (sh_target_reg_class): Change return type to enum reg_class.
3837 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
3839 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
3840 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
3841 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
3842 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
3843 (delayed_branch, tls_call_delay): Likewise.
3844 (eligible_for_sibcall_delay): Likewise.
3845 (eligible_for_return_delay): Likewise.
3846 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
3847 (spu_expand_builtin_1): Likewise.
3849 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
3850 for all types of conversions.
3851 (output_init_element): Issue -Wc++-compat warning if needed when
3852 initializing a bitfield with enum type.
3853 * c-parser.c (c_parser_expression): Set original_type to
3854 original_type of right hand operand of comman operator.
3856 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3858 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
3860 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
3861 * doc/cpp.texi (Standard Predefined Macros)
3862 (Implementation-defined behavior): Likewise.
3863 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
3864 * doc/gimple.texi (GIMPLE Exception Handling)
3865 (@code{GIMPLE_ASSIGN}): Likewise.
3866 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
3867 * doc/invoke.texi (Warning Options, Optimize Options)
3868 (AVR Options, Darwin Options): Likewise.
3869 (Optimize Options): Reformulate -fwhole-program description.
3870 * doc/loop.texi (Lambda): Likewise.
3871 * doc/md.texi (Output Template, Define Constraints)
3872 (Standard Names, Insn Splitting): Likewise.
3873 * doc/options.texi (Option properties): Likewise.
3874 * doc/passes.texi (Tree-SSA passes): Likewise.
3875 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
3876 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
3877 (File Names and DBX): Likewise.
3878 * doc/trouble.texi (Incompatibilities): Likewise.
3880 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3882 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
3883 instruction is correct.
3885 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3887 Allow non-constant arguments to conversion intrinsics.
3888 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
3889 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
3890 * spu.c (print_operand): Handle 'v' and 'w'.
3891 (exp2_immediate_p, spu_gen_exp2): Define.
3892 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
3893 spu_convtf_1): Update parameter descriptions.
3894 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
3895 * constraints.md ('v', 'w'): New.
3896 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
3898 (i2f, I2F): New define_mode_attr.
3899 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
3900 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
3901 fixuns_truncv4sfv4si2): Update to use mode attribute.
3902 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
3903 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
3904 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
3905 patterns for combine.
3907 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
3909 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
3910 (cprop, hoist, pre, store_motion): New debug counters.
3911 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
3912 is not an RTL pass anymore.
3913 (pass_profiling): Remove extern decl for pass removed in 2005.
3914 (pass_gcse, pass_jump_bypass): Remove.
3915 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
3916 to 0 for clean state.
3917 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
3918 * cse.c (gate_handle_cse_after_global_opts,
3919 rest_of_handle_cse_after_global_opts): New functions.
3920 (pass_cse_after_global_opts): New pass, does local CSE.
3921 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
3922 (TV_CPROP): New timevar.
3923 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
3924 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
3925 (gcse_main, recompute_all_luids): Remove.
3926 (compute_hash_table_work): Call max_reg_num instead of reading
3928 (cprop_jump): Don't set run_jump_opt_after_gcse.
3929 (constprop_register): Always allow to alter jumps.
3930 (cprop_insn): Likewise.
3931 (do_local_cprop): Likewise.
3932 (local_cprop_pass): Likewise. Return non-zero if something changed.
3933 (cprop): Remove function, fold interesting bits into one_cprop_pass.
3934 (find_implicit_sets): Add note about missed optimization opportunity.
3935 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
3936 pass_rtl_cprop execute function.
3937 Don't bother tracking the pass number, each pass gets its own dumpfile
3939 Always allow to alter jumpsand bypass jumps.
3940 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
3941 will just find no suitable set.
3942 (pre_edge_insert): Fix dumping, this function is for PRE only.
3943 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
3944 pass_rtl_pre execute function.
3945 (hoist_code): Return non-zero if something changed. Keep track of
3946 substitutions and insertions for statistics gathering similar to PRE.
3947 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
3948 called from the pass_rtl_hoist execute function. Show pass statistics.
3949 (compute_store_table): Use max_reg_num directly instead of using the
3950 formerly global max_gcse_regno.
3951 (build_store_vectors): Likewise.
3952 (replace_store_insn): Fix dumping.
3953 (store_motion): Rename to ...
3954 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
3955 pass, called from the pass_rtl_store_motion execute function. Keep
3956 track of substitutions and insertions for statistics gathering similar
3958 (bypass_jumps): Remove, fold interesting bits into ...
3959 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
3960 from the pass_rtl_cprop execute function.
3961 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
3962 pass_jump_bypass): Remove.
3963 (gate_handle_gcse, rest_of_handle_gcse): Remove.
3964 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
3965 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
3966 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
3967 (gate_rtl_store_motion, execute_rtl_store_motion,
3968 pass_rtl_store_motion): New.
3969 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
3970 make it clear that -fcse-skip-blocks is a no-op for backward compat.
3971 * passes.c (init_optimization_passes): Remove pass_gcse and
3972 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
3973 and cse_after_global_opts in place of pass_gcse. Schedule cprop
3974 instead of pass_jump_bypass.
3976 2009-04-27 Richard Guenther <rguenther@suse.de>
3979 * gimplify.c (gimplify_expr): If we are required to create
3980 a temporary make sure it ends up as register.
3982 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
3985 * config/i386/i386.c (construct_container): Don't call
3986 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
3987 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
3989 2009-04-27 Michael Matz <matz@suse.de>
3991 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
3992 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
3993 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
3994 (dump_replaceable_exprs): Take a bitmap.
3995 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
3997 (expand_gimple_basic_block): Likewise.
3998 * tree-ssa-ter.c (struct temp_expr_table_d): Make
3999 replaceable_expressions member a bitmap.
4000 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
4001 (mark_replaceable): Likewise.
4002 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
4003 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
4005 2009-04-27 Richard Guenther <rguenther@suse.de>
4007 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
4008 (verify_stmts): Dispatch to gimple/type verification code.
4009 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
4010 issue with call argument types.
4012 2009-04-27 Michael Matz <matz@suse.de>
4014 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
4015 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
4018 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
4019 Eric Botcazou <ebotcazou@adacore.com>
4021 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
4022 a label's basic block.
4023 (mark_target_live_regs): Tidy and rework obsolete comments.
4024 Change back DF problem to LIVE. If a label starts a basic block,
4025 assume that all registers that used to be live then still are.
4026 (init_resource_info): If a label starts a basic block, set its
4027 BLOCK_FOR_INSN accordingly.
4028 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
4030 2009-04-27 Richard Guenther <rguenther@suse.de>
4032 * tree-flow-inline.h (function_ann): Remove.
4033 (get_function_ann): Likewise.
4034 * tree-dfa.c (create_function_ann): Remove.
4035 * tree-flow.h (struct static_var_ann_d): Remove.
4036 (struct function_ann_d): Likewise.
4037 (union tree_ann_d): Remove fdecl member.
4038 (function_ann_t): Remove.
4039 (function_ann, get_function_ann, create_function_ann): Remove
4042 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
4044 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
4046 2009-04-27 Jan Hubicka <jh@suse.cz>
4048 * ipa-pure-const.c (struct funct_state_d): New fields
4049 state_previously_known, looping_previously_known; remove
4050 state_set_in_source.
4051 (analyze_function): Use new fields.
4052 (propagate): Avoid assumption that state_set_in_source imply
4055 * tree-ssa-loop-niter.c (finite_loop_p): New function.
4056 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
4057 * cfgloop.h (finite_loop_p): Declare.
4059 2009-04-26 Michael Matz <matz@suse.de>
4061 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
4063 2009-04-26 Michael Matz <matz@suse.de>
4065 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
4066 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
4067 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
4068 pass_mark_used_blocks): Remove.
4069 * tree-optimize.c (pass_free_datastructures,
4070 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
4071 * passes.c (init_optimization_passes): Don't call
4072 pass_mark_used_blocks, remove dead code.
4074 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
4076 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
4077 * tree-ssa-live.h (register_ssa_partition): Likewise.
4079 2009-04-26 Michael Matz <matz@suse.de>
4082 * builtins.c (fold_builtin_next_arg): Handle SSA names.
4083 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
4084 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
4086 (compare_pairs): Swap cost comparison.
4087 (coalesce_ssa_name): Don't use change_partition_var.
4088 * tree-nrv.c (struct nrv_data): Add modified member.
4089 (finalize_nrv_r): Set it.
4090 (tree_nrv): Use it to update statements.
4091 (pass_nrv): Require PROP_ssa.
4092 * tree-mudflap.c (mf_decl_cache_locals,
4093 mf_build_check_statement_for): Use make_rename_temp.
4094 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
4095 * alias.c (find_base_decl): Handle SSA names.
4096 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
4097 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
4098 * rtl.h (set_reg_attrs_for_parm): Declare.
4099 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
4100 to "optimized", remove unused locals at finish.
4101 (execute_free_datastructures): Make global, call
4102 delete_tree_cfg_annotations.
4103 (execute_free_cfg_annotations): Don't call
4104 delete_tree_cfg_annotations.
4106 * ssaexpand.h: New file.
4107 * expr.c (toplevel): Include ssaexpand.h.
4108 (expand_assignment): Handle SSA names the same as register variables.
4109 (expand_expr_real_1): Expand SSA names.
4110 * cfgexpand.c (toplevel): Include ssaexpand.h.
4111 (SA): New global variable.
4112 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
4113 (SSAVAR): New macro.
4114 (set_rtl): New helper function.
4115 (add_stack_var): Deal with SSA names, use set_rtl.
4116 (expand_one_stack_var_at): Likewise.
4117 (expand_one_stack_var): Deal with SSA names.
4118 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
4119 before unique numbers.
4120 (expand_stack_vars): Use set_rtl.
4121 (expand_one_var): Accept SSA names, add asserts for them, feed them
4122 to above subroutines.
4123 (expand_used_vars): Expand all partitions (without default defs),
4124 then only the local decls (ignoring those expanded already).
4125 (expand_gimple_cond): Remove edges when jumpif() expands an
4127 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
4128 or remove abnormal edges. Ignore insns setting the LHS of a TERed
4130 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
4131 members of SA; deal with PARM_DECL partitions here; expand
4132 all PHI nodes, free tree datastructures and SA. Commit instructions
4133 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
4134 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
4135 info and statements at start, collect garbage at finish.
4136 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
4137 (VAR_ANN_PARTITION) Remove.
4138 (change_partition_var): Don't declare.
4139 (partition_to_var): Always return SSA names.
4140 (var_to_partition): Only accept SSA names.
4141 (register_ssa_partition): Only check argument.
4142 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
4144 (delete_var_map): Don't free it.
4145 (var_union): Only accept SSA names, simplify.
4146 (partition_view_init): Mark only useful SSA names as used.
4147 (partition_view_fini): Only deal with SSA names.
4148 (change_partition_var): Remove.
4149 (dump_var_map): Use ssa_name instead of partition_to_var member.
4150 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
4152 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
4153 (struct _elim_graph): New member const_dests; nodes member vector of
4155 (set_location_for_edge): New static helper.
4156 (create_temp): Remove.
4157 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
4158 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
4159 (new_elim_graph): Allocate const_dests member.
4160 (clean_elim_graph): Truncate const_dests member.
4161 (delete_elim_graph): Free const_dests member.
4162 (elim_graph_size): Adapt to new type of nodes member.
4163 (elim_graph_add_node): Likewise.
4164 (eliminate_name): Likewise.
4165 (eliminate_build): Don't take basic block argument, deal only with
4166 partition numbers, not variables.
4167 (get_temp_reg): New static helper.
4168 (elim_create): Use it, deal with RTL temporaries instead of trees.
4169 (eliminate_phi): Adjust all calls to new signature.
4170 (assign_vars, replace_use_variable, replace_def_variable): Remove.
4171 (rewrite_trees): Only do checking.
4172 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
4173 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
4174 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
4175 contains_tree_r, MAX_STMTS_IN_LATCH,
4176 process_single_block_loop_latch, analyze_edges_for_bb,
4177 perform_edge_inserts): Remove.
4178 (expand_phi_nodes): New global function.
4179 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
4180 functions, initialize new parameter, remember partitions having a
4182 (finish_out_of_ssa): New global function.
4183 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
4184 don't reset in_ssa_p here, don't disable TER when mudflap.
4185 (pass_del_ssa): Remove.
4186 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
4188 (execute_free_datastructures): Declare.
4189 * Makefile.in (SSAEXPAND_H): New variable.
4190 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
4191 * basic-block.h (commit_one_edge_insertion): Declare.
4192 * passes.c (init_optimization_passes): Move pass_nrv and
4193 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
4194 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
4195 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
4196 (redirect_branch_edge): Deal with super block when expanding, split
4197 out jump patching itself into ...
4198 (patch_jump_insn): ... here, new static helper.
4200 2009-04-26 Michael Matz <matz@suse.de>
4202 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
4203 beyond num_ssa_names.
4204 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
4205 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
4207 2009-04-26 Jakub Jelinek <jakub@redhat.com>
4210 * fwprop.c (forward_propagate_asm): New function.
4211 (forward_propagate_and_simplify): Propagate also into __asm, if it
4212 doesn't increase the number of referenced registers.
4215 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
4217 2009-04-26 Jakub Jelinek <jakub@redhat.com>
4219 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
4220 note_nonlocal_vla_type for nonlocal VLAs.
4221 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
4222 contains_remapped_vars, remap_vla_decls): New functions.
4223 (convert_nonlocal_reference_stmt): If not optimizing, call
4224 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
4225 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
4226 if it wasn't found in var_map.
4227 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
4228 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
4229 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
4231 * gimplify.c (nonlocal_vlas): New variable.
4232 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
4234 (gimplify_body): Create and destroy nonlocal_vlas.
4236 * dwarf2out.c (loc_descr_plus_const): New function.
4237 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
4238 mem_loc_descriptor, loc_descriptor_from_tree_1,
4239 descr_info_loc, gen_variable_die): Use it.
4241 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
4242 !TREE_STATIC VAR_DECLs.
4243 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
4244 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
4245 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
4246 DECL_BY_REFERENCE is valid.
4247 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
4248 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
4249 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
4250 Copy DECL_BY_REFERENCE.
4251 (struct nesting_copy_body_data): New type.
4252 (nesting_copy_decl): New function.
4253 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
4254 if they have variable length.
4256 2009-04-26 Michael Matz <matz@suse.de>
4258 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
4259 mark new temporaries for renaming.
4261 2009-04-26 Joseph Myers <joseph@codesourcery.com>
4264 * c-decl.c (global_bindings_p): Return negative value.
4265 (c_variable_size): New. Based on variable_size from
4267 (grokdeclarator): Call c_variable_size not variable_size.
4269 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
4271 * config/i386/i386.c (print_operand) ['z']: Fix typo.
4273 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
4275 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
4276 Redefine it to just use mingw/include.
4277 (ASM_SPEC): Rules for -m32 and -m64.
4278 (LINK_SPEC): Use Likewise.
4279 (SPEC_32): New define.
4280 (SPEC_64): Likewise.
4281 (SUB_LINK_SPEC): Likewise.
4282 (MULTILIB_DEFAULTS): New define.
4283 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
4284 Add multilib options.
4285 (MULTILIB_DIRNAMES): Likewise.
4286 (MULTILIB_OSDIRNAMES): Likewise.
4288 (INSTALL_LIBGCC): Likewise.
4290 2009-04-26 Joseph Myers <joseph@codesourcery.com>
4293 * c-tree.h (enum c_inline_static_type): New.
4294 (record_inline_static): Declare.
4295 * c-decl.c (struct c_inline_static, c_inline_statics,
4296 record_inline_static, check_inline_statics): New.
4297 (pop_file_scope): Call check_inline_statics.
4298 (start_decl): Call record_inline_static instead of pedwarning
4299 directly for static in inline function.
4300 * c-typeck.c (build_external_ref): Call record_inline_static
4301 instead of pedwarning directly for static referenced in inline
4304 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
4306 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
4307 not new but only being rescanned.
4308 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
4309 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
4310 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
4311 record_set_info, compute_set, grealloc): Remove.
4312 (recompute_all_luids): New function.
4313 (gcse_main): Don't compute sets, and don't do related memory
4314 allocations/free-ing. If something changed before the end of the
4315 pass, update LUIDs using recompute_all_luids.
4316 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
4317 (free_gcse_mem): Don't free it either.
4318 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
4319 Use the df insn LUIDs.
4320 (load_killed_in_block): Likewise.
4321 (compute_hash_table_work): Don't compute reg_set_in_block.
4322 (compute_transp): Use DF_REG_DEF_CHAINs.
4323 (local_cprop_pass): Don't use compute_sets and related functions.
4324 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
4325 Use get_max_uid() instead of max_cuid.
4326 (insert_insn_end_basic_block, pre_insert_copy_insn,
4327 update_ld_motion_stores): Don't try to
4328 keep reg_set tables up to date.
4329 (pre_insert_copies): Use df insn LUIDs.
4330 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
4331 (reg_set_info): Don't use extra bitmap argument.
4332 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
4333 information to compute regs_set_in_block.
4334 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
4335 (bypass_jumps): Don't use compute_sets and friends.
4337 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4340 * opts.c (undocumented_msg): Do not leave blank even with
4343 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4345 * c-decl.c (build_enumerator): Allow values folding to integer
4346 constants but not integer constant expressions with a pedwarn if
4349 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4352 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
4353 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
4354 type is an integer constant.
4356 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
4359 * config/i386/i386.c (print_operand) ['z']: Revert handling of
4362 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4365 * c-decl.c (grokdeclarator): Diagnose declarations of functions
4366 with variably modified return type and no storage class
4367 specifiers, except for the case of nested functions. Distinguish
4368 extern declarations of functions with variably modified return
4369 types from those of objects with variably modified types.
4371 2009-04-25 Jan Hubicka <jh@suse.cz>
4373 * tree.c (list_equal_p): New function.
4374 * tree.h (list_equal_p): Declare.
4375 * coretypes.h (edge_def, edge, const_edge, basic_block_def
4376 basic_block_def, basic_block, const_basic_block): New.
4377 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
4378 (redirect_eh_edge): New function.
4379 (make_eh_edge_update_phi): EH edges are not abnormal.
4380 * except.c: Include tree-flow.h.
4381 (list_match): New function.
4382 (eh_region_replaceable_by_p): New function.
4383 (replace_region): New function.
4384 (hash_type_list): New function.
4385 (hash_eh_region): New function.
4386 (eh_regions_equal_p): New function.
4387 (merge_peers): New function.
4388 (remove_unreachable_regions): Verify EH tree when checking;
4390 (copy_eh_region_1): New function.
4391 (copy_eh_region): New function.
4392 (push_reachable_handler): New function.
4393 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
4394 regions without label but with live RESX.
4395 * except.h (redirect_eh_edge_to_label): New.
4396 * tree-flow.h (redirect_eh_edge): New.
4397 * coretypes.h (edge_def, edge, const_edge, basic_block_def
4398 basic_block_def, basic_block, const_basic_block): Remove.
4399 * Makefile.in (except.o): Add dependency on tree-flow.h
4400 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
4401 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
4404 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
4407 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
4408 on the destination of memcpy.
4410 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
4412 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
4413 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
4414 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
4416 2009-04-25 Jan Hubicka <jh@suse.cz>
4418 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
4419 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
4420 to be reached by different label than left.
4421 (update_eh_edges): Update comment; remove edge_to_remove if possible
4422 and return true if suceeded.
4423 (cleanup_empty_eh): Accept sharing map; handle shared regions.
4424 (cleanup_eh): Compute sharing map.
4425 * except.c (remove_eh_handler_and_replace): Add argument if we should
4427 (remove_unreachable_regions): Update for label sharing.
4428 (label_to_region_map): Likewise.
4429 (get_next_region_sharing_label): New function.
4430 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
4432 (remove_eh_handler): Update.
4433 (remove_eh_region_and_replace_by_outer_of): New function.
4434 * except.h (struct eh_region): Add next_region_sharing_label.
4435 (remove_eh_region_and_replace_by_outer_of,
4436 get_next_region_sharing_label): Declare.
4437 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
4439 2009-04-25 Jan Hubicka <jh@suse.cz>
4441 * tree-cfg.c (split_critical_edges): Split also edges where we can't
4442 insert code even if they are not critical.
4444 2009-04-25 Jan Hubicka <jh@suse.cz>
4446 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
4447 (gimple_can_remove_branch_p): EH edges won't remove branch by
4449 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
4450 updating of non-abnormal EH edges.
4451 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
4452 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
4453 (split_critical_edges): Split also edges where emitting code on them
4454 will lead to splitting later.
4456 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
4457 H.J. Lu <hongjiu.lu@intel.com>
4460 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
4461 the configured assembler supports fildq and fistpq mnemonics.
4462 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
4463 * configure: Regenerated.
4466 * config/i386/i386.c (print_operand): Handle 'Z'.
4467 ['z']: Remove handling of special fild/fist suffixes.
4468 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
4469 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
4470 suffix of fild insn.
4471 (*floatsi<mode>2_vector_mixed): Ditto.
4472 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
4473 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
4474 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4475 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
4476 * config/i386/gas.h (GAS_MNEMONICS): Remove.
4478 2009-04-25 Ben Elliston <bje@au.ibm.com>
4480 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
4481 the source of a set operation.
4483 2009-04-25 Anatoly Sokolov <aesok@post.ru>
4485 * target.h (struct gcc_target): Add case_values_threshold field.
4486 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
4487 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
4488 * targhooks.c (default_case_values_threshold): New function.
4489 * targhooks.h (default_case_values_threshold): Declare function.
4490 * stmt.c (expand_case): Use case_values_threshold target hook.
4491 * expr.h (case_values_threshold): Remove declartation.
4492 * expr.c (case_values_threshold): Remove function.
4493 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
4495 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
4496 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
4497 (avr_case_values_threshold): Declare as static.
4498 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
4500 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
4501 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
4502 (mn10300_case_values_threshold): New function.
4504 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
4506 * ira.c (setup_cover_and_important_classes): Add enum cast.
4508 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
4510 * genpreds.c (write_enum_constraint_num): Output definition of
4511 CONSTRAINT_NUM_DEFINED_P macro.
4512 * ira.c (setup_cover_and_important_classes): Use
4513 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
4515 2009-04-24 DJ Delorie <dj@redhat.com>
4517 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
4518 __SH2A_SINGLE_ONLY__ also.
4520 2009-04-24 Steve Ellcey <sje@cup.hp.com>
4522 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
4523 (movdf_internal): Ditto.
4524 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
4525 SFmode and DFmode constants.
4526 (ia64_print_operand): Add 'G' format for printing
4527 floating point constants.
4529 2009-04-24 Richard Guenther <rguenther@suse.de>
4531 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
4532 from unsigned additions.
4534 2009-04-24 Joseph Myers <joseph@codesourcery.com>
4536 * c-typeck.c (set_init_index): Allow array designators that are
4537 not integer constant expressions with a pedwarn if pedantic.
4539 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
4541 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
4542 zero if no overlap in nonzero bits between the operands.
4544 2009-04-24 Ian Lance Taylor <iant@google.com>
4546 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
4547 (record_dead_and_set_regs): Likewise.
4548 * df.h (struct df_mw_hardreg): Change flags field to int.
4549 (struct df_base_ref): Likewise.
4550 (struct df): Change changeable_flags field to int.
4551 * df-scan.c (df_defs_record): Change clobber_flags to int.
4552 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
4553 constants rather than #define macros.
4554 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
4555 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
4556 (enum dwarf_calling_convention): Likewise.
4557 (enum dwarf_line_number_x_ops): Likewise.
4558 (enum dwarf_call_frame_info): Likewise.
4559 (enum dwarf_source_language): Likewise.
4560 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
4561 (add_calling_convention_attribute): Likewise.
4562 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
4563 (combine_comparisons): Change compcode to int. Add cast to enum type.
4564 * genrecog.c (maybe_both_true_2): Change c to int.
4565 (write_switch): Likewise. Add cast to enum type.
4566 * gimplify.c (gimplify_omp_for): Handle return values from
4567 gimplify_expr using MIN rather than bitwise or.
4568 (gimplify_expr): Add cast to enum type.
4569 * ipa-prop.c (update_jump_functions_after_inlining): Change
4570 IPA_BOTTOM to IPA_JF_UNKNOWN.
4571 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
4572 Add casts to enum type.
4573 (setup_cover_and_important_classes): Change cl to int. Add casts
4575 (setup_class_translate): Change cl and mode to int.
4576 (ira_init_once): Change mode to int.
4577 (free_register_move_costs): Likewise.
4578 (setup_prohibited_mode_move_regs): Add casts to enum type.
4579 * langhooks.c (add_builtin_function_common): Rework assertion that
4580 value fits bitfield.
4581 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
4582 * omega.c (omega_do_elimination): Avoid math on enum types.
4583 * optabs.c (expand_vec_shift_expr): Remove casts to int.
4584 * opts.c (set_debug_level): Change 2 to enum constant. Use new
4585 int local to handle integral_argment value.
4586 * regmove.c (try_auto_increment): Change PUT_MODE to
4588 * reload.c (push_secondary_reload): Add casts to enum type.
4589 (secondary_reload_class, find_valid_class): Likewise.
4590 * reload1.c (emit_input_reload_insns): Likewise.
4591 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
4592 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
4593 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
4595 * tree.c (build_common_builtin_nodes): Add casts to enum type.
4596 * tree-complex.c (complex_lattice_t): Typedef to int rather than
4598 (expand_complex_libcall): Add casts to enum type.
4599 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
4600 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
4601 with ERROR_MARK, not NUM_TREE_CODES.
4602 (vect_create_epilog_for_reduction): Likewise.
4603 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
4604 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
4605 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
4607 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
4608 vect_unused_in_loop. Change 0 to loop_vect.
4609 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
4610 * var-tracking.c (get_init_value): Change return type to enum
4612 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
4613 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
4615 (arm_override_options): Add casts to enum type.
4616 (arm_emit_tls_decoration): Likewise.
4617 * config/i386/i386.c (ix86_function_specific_restore): Add casts
4619 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
4620 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
4621 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
4623 * config/s390/s390.c (code_for_builtin_64): Change to array of
4625 (code_for_builtin_31): Likewise.
4626 (s390_expand_builtin): Change code_for_builtin to enum insn_code
4628 * config/sparc/sparc.c (sparc_override_options): Change value
4629 field in struct code_model to enum cmodel. In initializer change
4630 0 to NULL and add cast to enum type.
4632 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
4633 Change all callers. Issue a -Wc++-compat warning using
4634 lhs_origtype if necessary.
4635 (convert_for_assignment): Issue -Wc++-compat warnings about
4636 invalid conversions to enum type on assignment.
4637 * c-common.h (build_modify_expr): Update declaration.
4639 2009-04-24 Nick Clifton <nickc@redhat.com>
4641 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
4642 (function_arg_advance): Likewise.
4643 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
4646 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
4648 * config/s390/constraints.md ('I', 'J'): Fix condition.
4650 2009-04-24 Diego Novillo <dnovillo@google.com>
4652 * gengtype-parse.c (parse_error): Add newline after message.
4654 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
4656 * config/i386/sse.md (avxmodesuffixs): Removed.
4657 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
4658 (*avx_pinsr<ssevecsize>): This.
4660 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
4662 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
4663 follow chains of regs with a single definition, and allow expressions
4664 that are function_invariant_p.
4665 (simple_rhs_p): Allow expressions that are function_invariant_p.
4667 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
4670 * fold-const.c (fold_cond_expr_with_comparison): When folding
4671 > and >= to MAX, make sure the MAX uses the same type as the
4672 comparison's operands.
4674 2009-04-24 Nick Clifton <nickc@redhat.com>
4676 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
4677 addressing for DImode accesses.
4678 (frv_print_operand_address): Handle PLUS case.
4679 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
4681 2009-04-24 Jakub Jelinek <jakub@redhat.com>
4683 PR rtl-optimization/39794
4684 * alias.c (canon_true_dependence): Add x_addr argument.
4685 * rtl.h (canon_true_dependence): Adjust prototype.
4686 * cse.c (check_dependence): Adjust canon_true_dependence callers.
4687 * cselib.c (cselib_invalidate_mem): Likewise.
4688 * gcse.c (compute_transp): Likewise.
4689 * dse.c (scan_reads_nospill): Likewise.
4690 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
4691 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
4692 canon_base_addr of the group, plus optional offset.
4693 (struct group_info): Rename canon_base_mem to
4695 (get_group_info): Set canon_base_addr to canon_rtx of base, not
4696 canon_rtx of base_mem.
4698 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
4700 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
4701 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
4703 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4705 * config/spu/spu-builtins.h: Delete file.
4707 * config/spu/spu.h (enum spu_builtin_type): Move here from
4709 (struct spu_builtin_description): Likewise. Add GTY marker.
4710 Do not use enum spu_function_code or enum insn_code.
4711 (spu_builtins): Add extern declaration.
4713 * config/spu/spu.c: Do not include "spu-builtins.h".
4714 (enum spu_function_code, enum spu_builtin_type_index,
4715 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
4716 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
4717 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
4718 unsigned_V2DI_type_node): Move here from spu-builtins.h.
4719 (spu_builtin_types): Make static. Add GTY marker.
4720 (spu_builtins): Add extern declaration with GTY marker.
4723 * config/spu/spu-c.c: Do not include "spu-builtins.h".
4724 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
4725 Check programmatically whether all parameters are scalar.
4727 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
4729 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
4731 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
4732 assignment from the constructor either if the target is volatile.
4734 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
4736 * config/arm/arm.md (insv): Do not share operands[0].
4738 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
4740 * config/vxlib-tls.c (active_tls_threads): Delete.
4741 (delete_hook_installed): New.
4742 (tls_delete_hook): Don't delete the delete hook.
4743 (tls_destructor): Delete it here.
4744 (__gthread_set_specific): Adjust installing the delete hook.
4745 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
4746 __gthread_leave_tsd_dtor_context.
4748 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
4750 * c-format.c (gcc_tdiag_char_table): Add support for %E.
4752 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
4754 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
4756 (alpha_rtx_costs): Ditto.
4757 (emit_unlikely_jump): Use add_reg_note.
4758 (emit_frame_store_1): Ditto.
4759 (alpha_expand_prologue): Ditto.
4760 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
4761 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
4763 2009-04-23 Nick Clifton <nickc@redhat.com>
4765 * config/v850/v850.md (epilogue): Remove suppressed code.
4766 (return): Rename to return_simple and remove test of frame size.
4767 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
4768 to gen_return_simple.
4770 2009-04-22 Jing Yu <jingyu@google.com>
4773 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
4775 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4778 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
4779 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
4780 value is a VECTOR_CST, the element type is the element type of the
4783 2009-04-22 DJ Delorie <dj@redhat.com>
4785 * config/m32c/m32c.h: Update GTY annotations to new syntax.
4787 2009-04-22 Jakub Jelinek <jakub@redhat.com>
4789 * alias.c (find_base_term): Move around LO_SUM case, so that
4790 CONST falls through into PLUS/MINUS handling.
4793 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
4794 into 0, use omit_one_operand.
4796 2009-04-23 Ben Elliston <bje@au.ibm.com>
4798 * config/rs6000/linux-unwind.h (get_regs): Remove type
4799 puns. Change the type of `pc' to an array of unsigned ints and
4800 update all users. Constify frame24.
4802 2009-04-22 DJ Delorie <dj@redhat.com>
4804 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
4805 declarations before code.
4806 (current_function_special_page_vector): Likewise.
4807 (m32c_expand_insv): Silence a warning.
4809 2009-04-21 Taras Glek <tglek@mozilla.com>
4811 * alias.c: Update GTY annotations to new syntax.
4812 * basic-block.h: Likewise.
4813 * bitmap.h: Likewise.
4814 * c-common.h: Likewise.
4815 * c-decl.c: Likewise.
4816 * c-parser.c: Likewise.
4817 * c-pragma.c: Likewise.
4818 * c-tree.h: Likewise.
4819 * cfgloop.h: Likewise.
4820 * cgraph.h: Likewise.
4821 * config/alpha/alpha.c: Likewise.
4822 * config/arm/arm.h: Likewise.
4823 * config/avr/avr.h: Likewise.
4824 * config/bfin/bfin.c: Likewise.
4825 * config/cris/cris.c: Likewise.
4826 * config/darwin.c: Likewise.
4827 * config/frv/frv.c: Likewise.
4828 * config/i386/i386.c: Likewise.
4829 * config/i386/i386.h: Likewise.
4830 * config/i386/winnt.c: Likewise.
4831 * config/ia64/ia64.h: Likewise.
4832 * config/iq2000/iq2000.c: Likewise.
4833 * config/mips/mips.c: Likewise.
4834 * config/mmix/mmix.h: Likewise.
4835 * config/pa/pa.c: Likewise.
4836 * config/pa/pa.h: Likewise.
4837 * config/rs6000/rs6000.c: Likewise.
4838 * config/s390/s390.c: Likewise.
4839 * config/sparc/sparc.c: Likewise.
4840 * config/xtensa/xtensa.c: Likewise.
4841 * cselib.h: Likewise.
4842 * dbxout.c: Likewise.
4843 * dwarf2out.c: Likewise.
4844 * except.c: Likewise.
4845 * except.h: Likewise.
4846 * fixed-value.h: Likewise.
4847 * function.c: Likewise.
4848 * function.h: Likewise.
4849 * gimple.h: Likewise.
4850 * integrate.c: Likewise.
4851 * optabs.c: Likewise.
4852 * output.h: Likewise.
4855 * stringpool.c: Likewise.
4856 * tree-data-ref.c: Likewise.
4857 * tree-flow.h: Likewise.
4858 * tree-scalar-evolution.c: Likewise.
4859 * tree-ssa-address.c: Likewise.
4860 * tree-ssa-alias.h: Likewise.
4861 * tree-ssa-operands.h: Likewise.
4864 * varasm.c: Likewise.
4865 * varray.h: Likewise.
4867 * coretypes.h: Do not define GTY macro if it is already defined.
4868 * doc/gty.texi: Update GTY documentation to new syntax.
4869 * gengtype-lex.l: Enforce attribute-like syntax for GTY
4870 annotations on structs.
4871 * gengtype-parse.c: Likewise.
4873 2009-04-22 Mark Heffernan <meheff@google.com>
4875 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
4877 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
4879 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
4882 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
4884 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
4885 the same as a PLUS without a shift. Increase the cost of a
4888 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4890 * Makefile.in: Update dependencies.
4891 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
4892 * errors.h: Remove bogus comment about compatibility.
4893 (warning): Update declaration.
4894 * genautomata.c: Update all calls to warning.
4895 * gimple.c: Do not include errors.h. Include toplev.h.
4896 * tree-ssa-structalias.c: Do not include errors.h.
4897 * omega.c: Likewise.
4898 * tree-ssa-reassoc.c: Likewise.
4899 * config/spu/spu-c.c: Likewise.
4900 * config/spu/t-spu-elf: Update dependencies.
4902 2009-04-22 Richard Guenther <rguenther@suse.de>
4904 PR tree-optimization/39824
4905 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
4906 make sure the types are compatible.
4908 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4911 * c-common.c (c_parse_error): Take a token_flags parameter.
4912 Use token_type for the token type instead.
4913 Pass token_flags to cpp_type2name.
4914 * c-common.h (c_parse_error): Update declaration.
4915 * c-parser.c (c_parser_error): Pass 0 as token flags.
4917 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
4919 PR rtl-optimization/39580
4920 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
4922 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4924 * function.c (expand_function_end): Do not emit a jump to the "naked"
4925 return label for fall-through returns.
4926 * except.c (sjlj_emit_function_exit): Always place the call to the
4927 unregister function at the location installed by expand_function_end.
4929 2009-04-22 Richard Guenther <rguenther@suse.de>
4931 PR tree-optimization/39845
4932 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
4933 (gen_inbound_check): Likewise.
4935 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
4937 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
4939 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
4940 * config/vxlib.c (__gthread_once): Add race guard for PPC.
4942 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
4944 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
4945 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
4946 shift counts to avoid out-of-bounds array accesses.
4948 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
4950 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
4951 (Pmode): Move above.
4953 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
4955 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
4956 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
4957 GET_CODE macro. Use IN_RANGE macro where appropriate.
4958 * config/alpha/alpha.h: Ditto.
4959 * config/alpha/alpha.md: Ditto.
4960 * config/alpha/constraints.md: Ditto.
4961 * config/alpha/predicates.md: Ditto.
4963 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
4965 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
4966 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4967 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4968 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4969 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4970 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4971 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4972 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4973 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4974 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4975 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4976 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4977 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4978 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4979 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4980 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4981 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4982 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4983 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4984 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4985 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4986 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4987 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4988 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4989 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4990 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4991 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4993 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4995 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
4996 references from comments.
4997 * cfgbuild.c: (count_basic_blocks): Delete.
4998 (find_basic_blocks_1): Delete.
4999 (find_basic_blocks): Delete.
5000 * except.c (finish_eh_generation): Make static. Move comment from
5001 except.h here. Remove find_basic_blocks references from comments.
5002 * except.h (finish_eh_generation): Delete.
5003 * basic-block.h (find_basic_blocks): Delete.
5004 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
5006 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
5008 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
5009 (sdbout_parms): Likewise.
5011 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5013 * config/sh/sh.c (prepare_cbranch_operands): Use
5014 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
5015 (expand_cbranchdi4): Likewise.
5016 (from_compare): Add cast to enum type.
5017 (expand_cbranchsi4): Use add_reg_note.
5018 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
5019 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
5020 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
5021 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5022 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
5023 instead of CODE_FOR_nothing.
5024 (cbranchdi4): Likewise. Fix the order of arguments for
5026 (push_fpscr): Use add_reg_note.
5027 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
5028 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
5030 2009-04-21 Joseph Myers <joseph@codesourcery.com>
5032 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
5033 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
5034 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
5035 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
5036 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
5037 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
5038 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
5039 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
5040 config/alpha/x-vms, config/arc/t-arc,
5041 config/arm/README-interworking, config/arm/arm-c.c,
5042 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
5043 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
5044 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
5045 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
5046 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
5047 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
5048 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
5049 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
5050 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
5051 config/cris/t-elfmulti, config/crx/t-crx,
5052 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
5053 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
5054 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
5055 config/h8300/t-h8300, config/i386/athlon.md,
5056 config/i386/darwin-libgcc.10.4.ver,
5057 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
5058 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
5059 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
5060 config/i386/t-linux64, config/i386/t-nwld,
5061 config/i386/t-rtems-i386, config/i386/t-sol2-10,
5062 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
5063 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
5064 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
5065 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
5066 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
5067 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
5068 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
5069 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
5070 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
5071 config/m68k/t-uclinux, config/mcore/t-mcore,
5072 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
5073 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
5074 config/mips/crtn.asm, config/mips/irix-crti.asm,
5075 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
5076 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
5077 config/mips/mips-fixed.md, config/mips/sb1.md,
5078 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
5079 config/mips/t-iris6, config/mips/t-isa3264,
5080 config/mips/t-libgcc-mips16, config/mips/t-linux64,
5081 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
5082 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
5083 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
5084 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
5085 config/mn10300/t-linux, config/mn10300/t-mn10300,
5086 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
5087 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
5088 config/picochip/libgccExtras/clzsi2.asm,
5089 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
5090 config/rs6000/darwin-libgcc.10.4.ver,
5091 config/rs6000/darwin-libgcc.10.5.ver,
5092 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
5093 config/rs6000/t-aix43, config/rs6000/t-aix52,
5094 config/rs6000/t-darwin, config/rs6000/t-fprules,
5095 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
5096 config/rs6000/t-lynx, config/rs6000/t-netbsd,
5097 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
5098 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
5099 config/rs6000/t-rtems, config/rs6000/t-spe,
5100 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
5101 config/score/t-score-elf, config/sh/divcost-analysis,
5102 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
5103 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
5104 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
5105 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
5106 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
5107 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
5108 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
5109 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
5110 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
5111 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
5112 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
5113 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
5114 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
5115 limitx.h, version.c, xcoff.h: Add copyright and license notices.
5116 * config/h8300/genmova.sh: Include copyright and license notices
5117 in generated output.
5118 * config/h8300/mova.md: Regenerate.
5119 * doc/install.texi2html: Include word "Copyright" in copyright
5120 notice and use name "Free Software Foundation, Inc.".
5121 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
5122 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
5123 ChangeLog-2007, ChangeLog-2008: Correct dates.
5125 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
5127 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
5128 NE_EXPR operations as well.
5129 * c-parser.c (c_parser_condition): Do not set location information on
5131 (c_parser_conditional_expression): Likewise.
5132 (c_parser_binary_expression): Set location information on operators.
5133 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
5134 TRUTH_NOT_EXPR has been folded.
5135 * fold-const.c (fold_truth_not_expr): Copy location information from
5136 the incoming expression to the outgoing one.
5137 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
5138 recursive calls on the LHS of the operator but pass that of the
5139 operator to recursive calls on the RHS of the operator. Set it
5141 (shortcut_cond_expr): Set the locus of the operator on the second
5142 COND_EXPR and that of the expression on the first in degenerate cases.
5143 Pass the locus of the expression to calls to shortcut_cond_r.
5144 Set the locus of the 'then' block on the associated jump, if any.
5145 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
5146 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
5147 expression to call to gimplify_boolean_expr.
5149 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
5151 * config.gcc: Add additional configuration for
5152 i686-w64-mingw* and x86_64-w64-mingw* triplet.
5153 * config/i386/mingw-w64.h: New mingw-w64 specific header.
5154 (CPP_SPEC): Redefine for allowing -municode option.
5155 (STARTFILE_SPEC): Likewise.
5156 * config/i386/t-mingw-w64: New.
5157 * config/i386/mingw-w64.opt: New.
5158 (municode): Add new target option.
5159 * doc/invoke.texi (municode): Add documentation for new option.
5161 2009-04-21 Ian Lance Taylor <iant@google.com>
5163 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5164 Correct test for number of arguments.
5165 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
5167 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
5169 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
5170 argument of emit_library_call.
5172 2009-04-21 Richard Guenther <rguenther@suse.de>
5175 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
5176 inside VIEW_CONVERT_EXPRs.
5178 2009-04-21 Martin Jambor <mjambor@suse.cz>
5180 * tree-switch-conversion.c (build_constructors): Split a long line.
5181 (constructor_contains_same_values_p): New function.
5182 (build_one_array): Create assigns of constants if possible, do not
5183 call mark_sym_for_renaming, call update_stmt.
5184 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
5185 make_rename_temp. Do not call mark_symbols_for_renaming, call
5187 (gen_def_assigns): Do not call mark_symbols_for_renaming or
5188 find_new_referenced_vars, call update_stmt.
5189 (gen_inbound_check): Use create_tmp_var and create ssa names manually
5190 instead of calling make_rename_temp. Do not call
5191 find_new_referenced_vars or mark_symbols_for_renaming, call
5194 2009-04-21 Richard Guenther <rguenther@suse.de>
5196 PR tree-optimization/39827
5197 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
5198 (tree_ssa_phiprop): Pass the correct array size.
5200 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
5202 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
5204 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
5207 * c-typeck.c (lvalue_p): Move declaration ...
5208 * c-common.h (lvalue_p): ... to here.
5209 * c-common.c (candidate_equal_p): New.
5210 (add_tlist): Use it.
5211 (merge_tlist): Use it.
5212 (warn_for_collisions_1): Likewise.
5213 (warning_candidate_p): Accept more candidates.
5214 (verify_tree): A warning candidate can be an expression. Use
5217 2009-04-21 Ben Elliston <bje@au.ibm.com>
5220 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
5221 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
5222 options. Remove -mcall-solaris documentation.
5224 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5227 * doc/invoke.texi (-Wlong-long): Update description.
5228 * c-lex (interpret_integer): Only warn if there was no previous
5229 overflow and -Wlong-long is enabled.
5230 * c-decl.c (declspecs_add_type): Drop redundant flags.
5231 * c.opt (Wlong-long): Init to -1.
5232 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
5233 and front-end warn_long_long. Wlong-long only depends on other
5234 flags if it is uninitialized.
5235 * c-parser.c (disable_extension_diagnostics): warn_long_long is
5236 the same for CPP and FE.
5237 (restore_extension_diagnostics): Likewise.
5239 2009-04-20 Ian Lance Taylor <iant@google.com>
5241 Fix enum conversions which are invalid in C++:
5242 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
5243 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
5244 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
5245 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
5246 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
5247 (dbxout_parms): Likewise.
5248 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
5249 (df_clear_flags): Likewise.
5250 * df-problems.c (df_rd_bb_local_compute_process_def): Change
5251 top_flag parameter to int.
5252 (df_chain_create_bb_process_use): Likewise.
5253 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
5255 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
5256 (df_ref_create_structure, df_def_record_1): Likewise.
5257 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
5258 (df_notes_rescan): Change 0 to VOIDmode in function call.
5259 (df_get_call_refs, df_insn_refs_collect): Likewise.
5260 (df_bb_regs_collect): Likewise.
5261 (df_entry_block_defs_collect): Likewise.
5262 (df_exit_block_uses_collect): Likewise.
5263 * df.h: Update declarations.
5264 * double-int.c (double_int_divmod): Add cast to enum type.
5265 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
5266 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
5267 (based_loc_descr): Likewise.
5268 (loc_descriptor_from_tree_1): Change first_op and second_op to
5269 enum dwarf_location_atom. Add cast to enum type.
5270 * expmed.c (init_expmed): Change 0 to SET in function call.
5271 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
5272 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
5273 (do_store_flag): Likewise.
5274 * fixed-value.h (struct fixed_value): Change mode to enum
5276 * function.c (assign_parms): Change 0 to VOIDmode in function call.
5277 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
5279 (insert_insn_decl, insert_decl, insert_state): Likewise.
5280 (automata_list_finish): Likewise.
5281 * genrecog.c (process_define_predicate): Add cast to enum type.
5282 * gensupport.c (init_predicate_table): Add cast to enum type.
5283 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
5285 (gimple_build_call_1, gimple_build_label): Likewise.
5286 (gimple_build_goto, gimple_build_asm_1): Likewise.
5287 (gimple_build_switch_1, gimple_build_cdt): Likewise.
5288 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
5289 (enum fallback): Rename from enum fallback_t.
5290 (fallback_t): Typedef as int.
5291 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
5292 GSI_SAME_STMT in function call.
5293 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
5295 (setup_reg_class_relations): Likewise.
5296 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
5297 (setup_prohibited_class_mode_regs): Add cast to enum type.
5298 (setup_prohibited_mode_move_regs): Likewise.
5299 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
5300 (record_address_regs): Change i to enum reg_class.
5301 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
5302 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
5303 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
5304 (GET_MODE_2XWIDER_MODE): Likewise.
5305 (GET_CLASS_NARROWEST_MODE): Likewise.
5306 * omp-low.c (expand_omp_for): Add cast to enum type.
5307 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
5308 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
5309 * postreload.c (reload_cse_simplify_operands): Change rclass local
5311 * predict.c (combine_predictions_for_insn): Change best_predictor
5312 and predictor to enum br_predictor.
5313 (combine_predictions_for_bb): Likewise.
5314 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
5315 use SET_PREDICT_EXPR_OUTCOME.
5316 * real.c (real_arithmetic): Change icode to code in function call.
5317 * reginfo.c (init_move_cost): Add casts to enum type.
5318 (init_reg_sets_1, init_fake_stack_mems): Likewise.
5319 * regmove.c (regclass_compatible_p): Change class0 and class1 to
5321 * reload.c (find_valid_class): Add casts to enum type.
5322 (push_reload): Change 0 to NO_REGS in function call.
5323 (find_reloads): Change this_alternative to array of enum
5324 reg_class. Remove some now-unnecessary casts.
5325 (make_memloc): Change 0 to VOIDmode in function call.
5326 * reload1.c (reload): Change 0 to VOIDmode in function call.
5327 (eliminate_regs_1, elimination_effects): Likewise.
5328 (eliminate_regs_in_insn): Likewise.
5329 (emit_input_reload_insns): Add cast to enum type.
5330 (delete_output_reload): Change 0 to VOIDmode in function call.
5331 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
5332 to enum type in function call.
5333 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
5334 (SET_PREDICT_EXPR_OUTCOME): Define.
5335 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
5336 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
5337 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
5338 (dump_function): Likewise.
5339 * tree-dump.h: Update declarations.
5340 * tree-pass.h: Update declarations.
5341 * varasm.c (assemble_integer): Change mclass to enum mode_class.
5342 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
5344 (arm_rtx_costs_1): Correct parenthesization.
5345 (arm_rtx_costs): Add casts to enum type.
5346 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
5347 (vfp_emit_fstmd): Use add_rg_note.
5348 (emit_multi_reg_push, emit_sfm): Likewise.
5349 (thumb_set_frame_pointer): Likewise.
5350 (arm_expand_prologue): Likewise.
5351 (arm_regno_class): Change return type to enum reg_class.
5352 (thumb1_expand_prologue): Use add_reg_note.
5353 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
5354 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
5356 * config/arm/gentune.sh: Add cast to enum type.
5357 * config/arm/arm-tune.md: Rebuild.
5358 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
5359 (ix86_split_fp_branch, predict_jump): Likewise.
5360 (ix86_expand_multi_arg_builtin): Change sub_code from enum
5361 insn_code to enum rtx_code.
5362 (ix86_builtin_vectorized_function): Add cast to enum type.
5363 * config/i386/i386.md (truncdfsf2): Change slot to enum
5365 (truncxf<mode>2, isinf<mode>2): Likewise.
5366 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
5368 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
5369 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
5370 (insert_bundle_state): Change 1 to INSERT in function call.
5371 (ia64_add_bundle_selector_before): Likewise.
5372 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
5373 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
5374 (restore_stack_nonlocal): Likewise.
5375 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
5377 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
5379 (mips_rtx_costs): Likewise.
5380 (mips_override_options): Add casts to enum type.
5381 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
5383 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
5384 (store_reg, set_reg_plus_d): Likewise.
5385 (hppa_expand_prologue, hppa_profile_hook): Likewise.
5386 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5388 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
5390 (emit_unlikely_jump): Use add_reg_note.
5391 (rs6000_emit_allocate_stack): Likewise.
5392 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
5393 (output_toc): Change 1 to INSERT in function call.
5394 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
5395 (rs6000_initialize_trampoline): Likewise.
5396 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
5398 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
5399 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
5400 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
5401 (save_gprs): Use add_reg_note.
5402 (s390_emit_prologue): Likewise.
5403 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5404 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
5405 (sparc_fold_builtin): Add cast to enum type.
5406 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
5408 (spu_expand_prologue): Use add_reg_note.
5409 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
5411 2009-04-20 Ian Lance Taylor <iant@google.com>
5413 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
5414 (c_parser_postfix_expression_after_primary): Get VEC for list of
5415 arguments. Get original types of arguments. Call
5416 build_function_call_vec.
5417 (cached_expr_list_1, cached_expr_list_2): New static variables.
5418 (c_parser_expr_list): Change return type to VEC *. Add
5419 p_orig_types parameter. Change all callers.
5420 (c_parser_release_expr): New static function.
5421 (c_parser_vec_to_tree_list): New static function.
5422 * c-typeck.c (build_function_call): Rewrite to build a VEC and
5423 call build_function_call_vec.
5424 (build_function_call_vec): New function, based on old
5425 build_function_call.
5426 (convert_arguments): Remove nargs and argarray parameters. Change
5427 values to a VEC. Add origtypes parameter.
5428 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
5429 (convert_for_assignment): Add origtype parameter. Change all
5430 callers. If warn_cxx_compat, check for conversion to an enum
5431 type when calling a function.
5432 (store_init_value): Add origtype parameter. Change all callers.
5433 (digest_init): Likewise.
5434 (struct init_node): Add origtype field.
5435 (add_pending_init): Add origtype parameter. Change all callers.
5436 (output_init_element): Likewise.
5437 (output_pending_init_elements): Pass origtype from init_node to
5438 output_init_element.
5439 (process_init_element): Pass origtype from c_expr to
5440 output_init_element.
5441 (c_finish_return): Add origtype parameter. Change all callers.
5442 * c-common.c (sync_resolve_size): Change params to VEC *. Change
5444 (sync_resolve_params): Likewise.
5445 (sync_resolve_return): Change params to first_param. Change caller.
5446 (resolve_overloaded_builtins): Change params to VEC *. Change
5447 callers. Save first parameter around call to build_function_call_vec.
5448 * c-decl.c (finish_decl): Add origtype parameter. Change all
5449 callers. Call build_function_call_vec rather than
5450 build_function_call for cleanup.
5451 * c-tree.h: Update declarations.
5452 * c-common.h: Update declarations.
5453 * stub-objc.c (objc_rewrite_function_call): Change parameter from
5454 params to first_param.
5455 * target.h (struct gcc_target): Change resolve_overloaded_builtin
5456 params parameter from tree to void *.
5457 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5458 Change arglist parameter to have type void *, and to be a pointer
5460 * config/rs6000/rs6000-protos.h
5461 (altivec_resolve_overloaded_builtin): Update declaration.
5462 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
5463 fnargs parameter to have type void *, and to be a pointer to a
5464 VEC. Call build_function_call_vec instead of
5465 build_function_call.
5466 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
5468 2009-04-20 Joey Ye <joey.ye@intel.com>
5469 Xuepeng Guo <xuepeng.guo@intel.com>
5470 H.J. Lu <hongjiu.lu@intel.com>
5472 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
5474 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
5475 (IX86_LEA_PRIORITY): Likewise.
5476 (distance_non_agu_define): New function.
5477 (distance_agu_use): Likewise.
5478 (ix86_lea_for_add_ok): Likewise.
5479 (ix86_dep_by_shift_count): Likewise.
5481 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
5482 should split for LEA.
5484 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
5486 (ix86_dep_by_shift_count): Likewise.
5488 2009-04-20 Richard Guenther <rguenther@suse.de>
5490 * expr.c (handled_component_p): Move ...
5491 * tree.h (handled_component_p): ... here.
5492 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
5493 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
5494 and REALPART_EXPR to be in one group.
5496 2009-04-20 Richard Guenther <rguenther@suse.de>
5498 * basic-block.h (get_all_dominated_blocks): Declare.
5499 * dominance.c (get_all_dominated_blocks): New function.
5500 * tree-cfg.c (get_all_dominated_blocks): Remove.
5501 (remove_edge_and_dominated_blocks): Adjust.
5502 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
5503 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
5504 instead of recursing.
5506 2009-04-20 Doug Kwan <dougkwan@google.com>
5508 * cgraph.h (cgraph_node_ptr): New type for vector functions.
5509 (struct cgraph_node_set_def): New type.
5510 (cgraph_node_set) New type. Also declare vector functions.
5511 (struct cgraph_node_set_element_def): New type.
5512 (cgraph_node_set_element): Ditto.
5513 (cgraph_node_set_iterator): New iterator type.
5514 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
5515 cgraph_node_set_remove, dump_cgraph_node_set,
5516 debug_cgraph_node_set): New prototypes.
5517 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
5518 cgraph_node_set_size): New inlines.
5519 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
5521 (struct ipa_opt_pass): Add struct cgraph_node_set_def
5522 argument to function 'write_summary'.
5523 * ipa.c: Include ggc.h.
5524 (hash_cgraph_node_set_element,
5525 eq_cgraph_node_set_element, cgraph_node_set_new,
5526 cgraph_node_set_add, cgraph_node_set_remove,
5527 cgraph_node_set_find, dump_cgraph_node_set,
5528 debug_cgraph_node_set): New functions.
5529 * Makefile.in (ipa.o): Add dependency on GGC_H.
5531 2009-04-20 Ira Rosen <irar@il.ibm.com>
5533 PR tree-optimization/39675
5534 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
5535 check of the return code of vect_schedule_slp. Check that
5536 stmt_vec_info still exists for the statement, before checking its
5539 2009-04-20 Michael Matz <matz@suse.de>
5541 * Makefile.in (generated_files): Take out $(simple_generated_c).
5543 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
5545 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
5546 (UINTPTR_TYPE): Likewise.
5548 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5551 * c-typeck.c (digest_init): Check for initializing an array with a
5554 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5557 * c-semantics.c (pop_stmt_list): Propagate
5558 STATEMENT_LIST_HAS_LABEL to parent statement list.
5560 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
5562 * config/mips/mips.h (mips_tune_attr): New macro.
5563 * config/mips/mips.md (cpu): Use it.
5565 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5568 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
5571 2009-04-19 Diego Novillo <dnovillo@google.com>
5573 * toplev.c (compile_file): Move call to coverage_finish ...
5574 * cgraphunit.c (ipa_passes): ... here.
5575 Call cgraph_process_new_functions.
5576 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
5577 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
5579 2009-04-19 Jan Hubicka <jh@suse.cz>
5581 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
5583 (dump_cgraph_node): Dump can throw external flag.
5584 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
5586 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5590 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
5591 * common.opt (Wlogical-op): Move from here...
5592 * c.opt (Wlogical-op): ... to here.
5593 * c-typeck.c (parser_build_binary_op): Update call to
5594 warn_logical_operator.
5595 * c-opts.c (c_common_post_options): Enable warn_logical_op with
5597 * c-common.c (warn_logical_op): Update.
5598 * c-common.h (warn_logical_op): Update declaration.
5600 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
5602 * tree.c (protected_set_expr_location): Fix formatting.
5604 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5607 * c-typeck.c (readonly_warning): new.
5608 (build_unary_op, build_modify_expr): Use readonly_warning for
5609 storing into something readonly but not const-qualified.
5611 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5614 * c-typeck.c (build_unary_op): Check for taking address of
5615 expression of type void.
5617 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5620 * c-typeck.c (build_function_call): Check for calling a function
5621 with qualified void return types. Call require_complete_type when
5624 2009-04-18 Jan Hubicka <jh@suse.cz>
5626 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
5628 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
5629 can_throw_external flag.
5630 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
5631 * ipa-pure-const.c (ignore_edge): New function.
5632 (propagate): Compute order for NOTHROW computation; set NOTHROWs
5633 only over can_throw_external edges.
5634 (local_pure_const): Add nothrow flag.
5635 * ipa-utils.c (searchc): Add ignore_edge callback.
5636 (ipa_utils_reduced_inorder): Add ignore_edge callback.
5637 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
5638 (set_nothrow_function_flags): Update cgraph.
5639 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
5641 2009-04-18 Richard Guenther <rguenther@suse.de>
5644 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
5645 (fold_stmt): ... this and ...
5646 (fold_stmt_inplace): ... this.
5647 (fold_stmt_1): Fold references in calls and asms.
5648 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
5650 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5652 * tree-vrp.c (ssa_name_nonzero_p): Remove.
5653 * tree.h: Remove the prototype for ssa_name_nonzero_p.
5655 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5657 * tree.c (function_args_count): Remove.
5658 * tree.h: Remove the prototype for function_args_count.
5660 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5662 * tree-iterator.c (expr_only): Remove.
5663 * tree.h: Remove the prototype for expr_only.
5665 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5667 * reginfo.c (cannot_change_mode_set_regs): Remove.
5668 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
5670 2009-04-08 Anatoly Sokolov <aesok@post.ru>
5672 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
5673 whether operands 0 and 1 overlaps.
5675 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
5678 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
5679 pointer. Use warning_at instead of warning.
5680 (search_for_addr_array): Likewise.
5681 (check_array_bounds): Likewise.
5682 (check_all_array_refs): Check that the incoming edge is not in the
5683 list of edges to be removed.
5684 (check_all_array_refs): Avoid the temporal pointer.
5685 (vrp_visit_cond_stmt): Fix typo.
5686 (simplify_switch_using_ranges): Handle the case where the switch
5687 index is an integer constant.
5689 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
5691 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
5693 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5695 * doc/extend.texi, doc/invoke.texi: Fix typos.
5697 2009-04-17 Cary Coutant <ccoutant@google.com>
5699 * tree-flow-inline.h (get_lineno): Fix inverted test.
5701 2009-04-17 Diego Novillo <dnovillo@google.com>
5703 * tree-ssa-pre.c (create_expression_by_pieces): Remove
5704 assertion for AVAIL_OUT.
5706 2009-04-17 Mike Frysinger <vapier@gentoo.org>
5709 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
5710 * config/sh/linux-atomic.asm: Likewise.
5712 2009-04-17 Diego Novillo <dnovillo@google.com>
5714 * except.c (debug_eh_tree): New.
5715 (struct eh_region, struct eh_status): Move ...
5716 * except.h: ... here.
5717 (add_type_for_runtime): Declare extern.
5718 (lookup_type_for_runtime): Likewise.
5719 (debug_eh_tree): Declare.
5720 * Makefile.in (GTFILES): List except.h before except.c
5722 2009-04-17 Diego Novillo <dnovillo@google.com>
5724 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
5725 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
5726 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
5727 (find_vars_r): ... here.
5728 * tree-flow.h (find_referenced_vars_in): Declare.
5729 * tree-ssa-pre.c (create_expression_by_pieces): Assert
5730 that AVAIL_OUT exists for BLOCK.
5731 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
5732 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
5733 (tree-parloops.o): Likewise.
5735 2009-04-17 Simon Baldwin <simonb@google.com>
5737 * toplev.c (default_tree_printer): Add handling for %E format.
5739 2009-04-17 Diego Novillo <dnovillo@google.com>
5741 * tree-pretty-print.c (dump_generic_node): Add break after
5742 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
5743 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
5744 FUNCTION_TYPE together. Call print_struct_decl when printing
5745 structures and TDF_SLIM is not given.
5746 (print_struct_decl): Fix logic for detecting recursion.
5748 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
5751 * gcc.c (create_at_file): New.
5752 (compile_input_file_p): New.
5753 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
5754 * main.c (main): Update call to toplev_main.
5755 * toplev.c (toplev_main): Change signature. Call expandargv.
5756 * toplev.h (toplev_main): Change signature.
5758 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
5760 * dwarf2out.c (field_byte_offset): Use the type size as the field size
5761 if the latter is not constant.
5763 2009-04-17 David Edelsohn <edelsohn@gnu.org>
5765 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
5767 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
5769 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
5770 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
5772 2009-04-17 Richard Guenther <rguenther@suse.de>
5774 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5775 Handle component references view-converting an invariant address.
5777 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
5779 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
5780 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
5781 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
5782 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
5783 Use @deftypevr rather than @deftypevar.
5785 2009-04-17 Richard Guenther <rguenther@suse.de>
5787 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
5788 (get_prop_source_stmt): Likewise.
5789 (can_propagate_from): Likewise.
5791 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
5793 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
5794 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
5795 (--with-multilib-list): Add default value.
5796 * configure: Regenerate.
5797 * Makefile.in (TM_ENDIAN_CONFIG): Define.
5798 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
5799 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
5800 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
5801 Don't add default cpu to multilib list unnecessarily, but do enable
5802 the relevant compiler option..
5803 Add support for --with-multilib-list=<blank> and
5804 --with-multilib-list=!<somelib> to supress unwanted multilibs.
5805 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
5806 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
5807 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
5809 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
5810 (MULTILIB_OSDIRNAMES): New variable.
5811 * config/sh/t-1e: Delete file.
5812 * config/sh/t-mlib-sh1: Delete file.
5813 * config/sh/t-mlib-sh2: Delete file.
5814 * config/sh/t-mlib-sh2a: Delete file.
5815 * config/sh/t-mlib-sh2a-nofpu: Delete file.
5816 * config/sh/t-mlib-sh2a-single: Delete file.
5817 * config/sh/t-mlib-sh2a-single-only: Delete file.
5818 * config/sh/t-mlib-sh2e: Delete file.
5819 * config/sh/t-mlib-sh3e: Delete file.
5820 * config/sh/t-mlib-sh4: Delete file.
5821 * config/sh/t-mlib-sh4-nofpu: Delete file.
5822 * config/sh/t-mlib-sh4-single: Delete file.
5823 * config/sh/t-mlib-sh4-single-only: Delete file.
5824 * config/sh/t-mlib-sh4a: Delete file.
5825 * config/sh/t-mlib-sh4a-nofpu: Delete file.
5826 * config/sh/t-mlib-sh4a-single: Delete file.
5827 * config/sh/t-mlib-sh4a-single-only: Delete file.
5828 * config/sh/t-mlib-sh4al: Delete file.
5829 * config/sh/t-mlib-sh5-32media: Delete file.
5830 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
5831 * config/sh/t-mlib-sh5-64media: Delete file.
5832 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
5833 * config/sh/t-mlib-sh5-compact: Delete file.
5834 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
5835 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
5836 * doc/install.texi (Options specification): Add
5837 --with-multilib-list and --with-endian.
5839 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
5841 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
5843 (OBJS-common): Add plugin-version.o.
5844 (plugin-version.o): New.
5845 * gcc-plugin.h (plugin_gcc_version): New.
5846 (plugin_default_version_check): New.
5847 (plugin_init_func, plugin_init): Add version argument.
5848 * plugin-version.c: New.
5849 * plugin.c (str_plugin_gcc_version_name): New.
5850 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
5851 pass it to the init function.
5852 (plugin_default_version_check): New.
5854 2009-04-17 Richard Guenther <rguenther@suse.de>
5856 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
5857 for decl-vs-decl disambiguation.
5859 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
5861 * config/s390/s390.h (s390_tune_attr): New macro definition.
5862 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
5864 2009-04-17 Richard Guenther <rguenther@suse.de>
5866 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
5867 (fold_stmt_r): Likewise.
5868 (maybe_fold_reference): New function.
5869 (fold_gimple_assign): Handle cases fold_stmt_r did.
5870 (fold_stmt): Do not use fold_stmt_r.
5871 (fold_stmt_inplace): Likewise.
5873 2009-04-17 Richard Guenther <rguenther@suse.de>
5875 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
5876 (record_equivalences_from_stmt): Remove useless checks and
5878 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
5879 the type is already suitable.
5881 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
5883 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
5885 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
5887 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
5888 (CMPtype): Define as __gcc_CMPtype.
5890 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
5892 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
5893 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
5895 2009-04-17 Richard Guenther <rguenther@suse.de>
5897 PR tree-optimization/39746
5898 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
5899 special-casing for builtins and static variable use/def.
5900 (call_may_clobber_ref_p_1): Likewise.
5902 2009-04-16 Ian Lance Taylor <iant@google.com>
5904 * df.h: Include "timevar.h".
5905 (struct df_problem): Change tv_id field to timevar_id_t.
5906 * tree-pass.h: Include "timevar.h".
5907 (struct opt_pass): Change tv_id field to timevar_id_t.
5908 * timevar.h (timevar_id_t): Define TV_NONE.
5909 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
5910 TV_NONE rather than tv_id != 0.
5911 (execute_one_pass): Likewise.
5912 * Makefile.in (DF_H): Add $(TIMEVAR_H).
5913 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
5914 dependencies to $(TREE_PASS_H).
5915 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
5917 (pass_branch_target_load_optimize2): Likewise.
5918 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
5919 (pass_outof_cfg_layout_mode): Likewise.
5920 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
5921 (pass_rebuild_cgraph_edges): Likewise.
5922 (pass_remove_cgraph_callee_edges): Likewise.
5923 * df-core.c (pass_df_initialize_opt): Likewise.
5924 (pass_df_initialize_no_opt): Likewise.
5925 (pass_df_finish): Likewise.
5926 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
5927 * except.c (pass_set_nothrow_function_flags): Likewise.
5928 (pass_convert_to_eh_region_ranges): Likewise.
5929 * final.c (pass_compute_alignments): Likewise.
5930 * function.c (pass_instantiate_virtual_regs): Likewise.
5931 (pass_init_function): Likewise.
5932 (pass_leaf_regs): Likewise.
5933 (pass_match_asm_constraints): Likewise.
5934 * gimple-low.c (pass_lower_cf): Likewise.
5935 (pass_mark_used_blocks): Likewise.
5936 * init-regs.c (pass_initialize_regs): Likewise.
5937 * integrate.c (pass_initial_value_sets): Likewise.
5938 * ira.c (pass_ira): Likewise.
5939 * jump.c (pass_cleanup_barriers): Likewise.
5940 * omp-low.c (pass_expand_omp): Likewise.
5941 (pass_lower_omp): Likewise.
5942 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
5943 * recog.c (pass_split_all_insns): Likewise.
5944 (pass_split_after_reload): Likewise.
5945 (pass_split_before_regstack): Likewise.
5946 (pass_split_before_sched2): Likewise.
5947 (pass_split_for_shorten_branches): Likewise.
5948 * reginfo.c (pass_reginfo_init): Likewise.
5949 (pass_subregs_of_mode_init): Likewise.
5950 (pass_subregs_of_mode_finish): Likewise.
5951 * passes.c (pass_postreload): Likewise.
5952 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
5953 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
5954 (pass_warn_function_return): Likewise.
5955 (pass_warn_function_noreturn): Likewise.
5956 * tree-complex.c (pass_lower_complex): Likewise.
5957 (pass_lower_complex_O0): Likewise.
5958 * tree-if-conv.c (pass_if_conversion): Likewise.
5959 * tree-into-ssa.c (pass_build_ssa): Likewise.
5960 * tree-mudflap.c (pass_mudflap_1): Likewise.
5961 (pass_mudflap_2): Likewise.
5962 * tree-nomudflap.c (pass_mudflap_1): Likewise.
5963 (pass_mudflap_2): Likewise.
5964 * tree-nrv.c (pass_return_slot): Likewise.
5965 * tree-object-size.c (pass_object_sizes): Likewise.
5966 * tree-optimize.c (pass_all_optimizations): Likewise.
5967 (pass_early_local_passes): Likewise.
5968 (pass_all_early_optimizations): Likewise.
5969 (pass_cleanup_cfg): Likewise.
5970 (pass_cleanup_cfg_post_optimizing): Likewise.
5971 (pass_free_datastructures): Likewise.
5972 (pass_free_cfg_annotations): Likewise.
5973 (pass_fixup_cfg): Likewise.
5974 (pass_init_datastructures): Likewise.
5975 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
5976 (pass_late_warn_uninitialized): Likewise.
5977 (pass_update_address_taken): Likewise.
5978 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
5979 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
5980 (pass_cse_sincos): Likewise.
5981 (pass_convert_to_rsqrt): Likewise.
5982 * tree-ssa-structalias.c (pass_build_alias): Likewise.
5983 * tree-stdarg.c (pass_stdarg): Likewise.
5984 * tree-tailcall.c (pass_tail_recursion): Likewise.
5985 (pass_tail_calls): Likewise.
5986 * tree-vect-generic.c (pass_lower_vector): Likewise.
5987 (pass_lower_vector_ssa): Likewise.
5988 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
5990 2009-04-16 Joseph Myers <joseph@codesourcery.com>
5992 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
5994 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
5996 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
5997 logical and signext.
5999 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
6002 * config/sh/predicates.md (arith_operand): Check if the operand
6003 of TRUNCATE is a REG.
6005 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6007 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6008 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6010 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6012 * tree-iterator.c (tsi_split_statement_list_after,
6013 tsi_split_statement_list_before): Remove.
6014 * tree-iterator.h: Remove the prototypes for
6015 tsi_split_statement_list_after and tsi_split_statement_list_before.
6017 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6019 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
6020 * tree-ssa-propagate.h: Remove the prototype for
6021 stmt_makes_single_load.
6023 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6025 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
6026 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
6028 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6030 * tree-iterator.c (EXPR_LAST_BODY): Remove.
6032 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6034 * except.c (eh_region_outer_p): Remove.
6035 * except.h: Remove the prototype for eh_region_outer_p.
6037 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6039 * function.c (current_function_assembler_name): Remove.
6040 * function.h: Remove the prototype for
6041 current_function_assembler_name.
6043 2009-04-16 Ian Lance Taylor <iant@google.com>
6045 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
6046 (add_reg_note): Call alloc_reg_note.
6047 * rtl.h (alloc_reg_note): Declare.
6048 * combine.c (try_combine): Use alloc_reg_note.
6049 (recog_for_combine, move_deaths): Likewise.
6050 (distribute_notes): Use alloc_reg_note and add_reg_note.
6051 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
6052 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
6053 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
6055 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
6057 PR rtl-optimization/39762
6058 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
6059 ira_may_move_out_cost): Add comments about way of their usage.
6060 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
6062 * ira-conflicts.c (process_regs_for_copy): Use function
6063 ira_get_register_move_cost instead of global
6064 ira_register_move_cost.
6066 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
6067 color_pass, move_spill_restore, update_curr_costs): Ditto.
6069 * ira-lives.c (process_single_reg_class_operands): Ditto.
6071 * ira-emit.c (emit_move_list): Ditto.
6073 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
6074 (record_reg_classes): Ditto. Use functions
6075 ira_get_register_move_cost and ira_get_may_move_cost instead of
6076 global vars ira_register_move_cost, ira_may_move_out_cost and
6077 ira_may_move_in_cost.
6078 (record_address_regs): Don't call ira_init_register_move_cost.
6079 Use function ira_get_may_move_cost instead of global
6080 ira_may_move_in_cost.
6081 (process_bb_node_for_hard_reg_moves): Use function
6082 ira_get_register_move_cost instead of global ira_register_move_cost.
6083 (ira_costs): Don't call ira_init_register_move_cost.
6085 2009-04-16 Richard Guenther <rguenther@suse.de>
6087 * tree-cfg.c (verify_gimple_assign_binary):
6088 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
6089 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
6090 (create_general_new_stmt): Note that this function is broken.
6092 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6094 * common.opt (fhelp): Add Var(help_flag).
6095 * gcc-plugin.h (plugin_info): Add help.
6096 * plugin.c (plugin_name_args): Add help.
6097 (register_plugin_info): Set plugin->help.
6098 (print_help_one_plugin): New.
6099 (print_plugins_help): New.
6100 * plugin.h (print_plugins_help): New.
6101 * toplev.c (toplev_main): Call print_plugins_help if needed.
6103 2009-04-16 Richard Guenther <rguenther@suse.de>
6105 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
6106 (gimple_ior_addresses_taken_1): New function.
6107 (gimple_ior_addresses_taken): Likewise.
6108 * gimple.h (struct gimple_statement_with_ops_base): Remove
6109 addresses_taken member.
6110 (gimple_ior_addresses_taken): Declare.
6111 (gimple_addresses_taken, gimple_addresses_taken_ptr,
6112 gimple_set_addresses_taken): Remove.
6113 * ipa-reference.c (mark_address): New function.
6114 (scan_stmt_for_static_refs): Use it for marking addresses taken.
6115 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
6116 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
6117 (gimple_add_to_addresses_taken): Remove.
6118 (get_tmr_operands): Call mark_address_taken.
6119 (get_asm_expr_operands): Likewise.
6120 (get_expr_operands): Likewise.
6121 (build_ssa_operands): Do not clear the addresses_taken bitmap.
6122 (free_stmt_operands): Do not free it.
6123 * tree-ssa.c (delete_tree_ssa): Likewise.
6124 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
6126 2009-04-16 Richard Guenther <rguenther@suse.de>
6128 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
6129 (walk_stmt_load_store_ops): Likewise.
6130 * gimple.c (get_base_loadstore): New function.
6131 (walk_stmt_load_store_addr_ops): Likewise.
6132 (walk_stmt_load_store_ops): Likewise.
6133 * ipa-pure-const.c (check_op): Simplify.
6134 (check_load, check_store): New functions.
6135 (check_stmt): Use walk_stmt_load_store_ops.
6136 * ipa-reference.c (mark_load): Adjust signature.
6137 (mark_store): Likewise.
6138 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
6140 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6142 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
6144 * opts.c (common_handle_option): Don't call print_version.
6145 * plugin.c (plugin_name_args): Add version.
6146 (register_plugin_info): New.
6147 (register_callback): Handle PLUGIN_INFO.
6148 (try_init_one_plugin): New.
6149 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
6151 (finalize_one_plugin): New.
6152 (finalize_plugins): New.
6153 (print_one_plugin): New.
6154 (print_plugins_versions): New.
6155 * plugin.h (print_plugins_versions): New.
6156 (finalize_plugins): New.
6157 * toplev.c (compile_file): Don't call initialize_plugins.
6158 (print_version): Call print_plugins_versions.
6159 (toplev_main): Call initialize_plugins. Print version if needed.
6160 Call finalize_plugins.
6162 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6164 * common.opt (fversion): New.
6165 * gcc.c (print_version): New.
6166 (process_command): Don't print the version. Just set print_version.
6167 (main): Print version. Call subprocesses if print_version and
6168 verbose_flag are set.
6169 * opts.c (common_handle_option): Handle OPT_fversion.
6171 2009-04-16 Richard Guenther <rguenther@suse.de>
6172 Ira Rosen <irar@il.ibm.com>
6174 PR tree-optimization/39698
6175 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
6176 type of the reduction variable. Only generate the def if
6179 * omp-low.c (expand_omp_for_generic): When converting to a pointer
6180 make sure to first convert to an integer of the same precision.
6181 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
6182 the type of the evolution correctly in computing the new
6183 induction variable base.
6185 2009-04-16 Richard Guenther <rguenther@suse.de>
6188 * tree-cfg.c (make_blocks): Split statements with to-be
6189 abnormal SSA names on the lhs.
6191 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
6193 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
6194 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
6195 * c-typeck.c (really_start_incremental_init): Likewise.
6196 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
6197 (TARGET_INITIALIZER): Remove it.
6198 * target.h (struct target): Remove vector_opaque_p.
6199 * tree.c (build_opaque_vector_type): New.
6200 * tree.h (TYPE_VECTOR_OPAQUE): New.
6201 (build_opaque_vector_type): Declare.
6202 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
6203 * config/rs6000/rs6000.c (build_opaque_vector_type,
6204 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
6205 (rs6000_init_builtins): Use build_opaque_vector_type for
6206 opaque_V4SI_type_node.
6208 2009-04-15 Catherine Moore <clm@codesourcery.com>
6210 * debug.h (set_name): Declare.
6211 * dwarf2out.c (dwarf2out_set_name): Declare.
6212 (dwarf2_debug_hooks): Add set_name.
6213 (find_AT_string): New.
6214 (add_AT_string): Call find_AT_string.
6215 (dwarf2out_set_name): New.
6216 * cp/decl.c (grokdeclarator): Call set_name.
6217 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
6218 * debug.c (do_nothing_debug_hooks): Likewise.
6219 * dbxout.c (dbx_debug_hooks): Likewise.
6220 * sdbout.c (sdb_debug_hooks): Likewise.
6222 2009-04-15 Michael Eager <eager@eagercon.com>
6224 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
6225 reg for single-precision FPU.
6226 * config/rs6000/rs6000.md (movsi_internal1): Only for
6228 (movsi_internal1_single): New. Add pattern to move SI values to/from
6229 single-precision FP regs.
6231 2009-04-15 Richard Guenther <rguenther@suse.de>
6233 * omp-low.c (lower_rec_input_clauses): Build correct address
6235 (expand_omp_for_generic): Fix multiplication type.
6236 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
6237 (generate_memset_zero): Fix types.
6238 * tree-profile.c (prepare_instrumented_value): Correctly
6241 2009-04-15 Ian Lance Taylor <iant@google.com>
6243 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
6244 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
6245 for -Wall and for -Wc++-compat.
6246 (c_common_post_options): For C++, set warn_enum_compare if not
6248 * c-tree.h (struct c_expr): Add field original_type.
6249 (build_external_ref): Update declaration.
6250 * c-parser.c (c_parser_braced_init): Set original_type.
6251 (c_parser_initelt): Likewise.
6252 (c_parser_expr_no_commas): Likewise.
6253 (c_parser_conditional_expression): Likewise.
6254 (c_parser_cast_expression): Likewise.
6255 (c_parser_unary_expression): Likewise. Pull setting of
6256 original_code to top of function.
6257 (c_parser_sizeof_expression): Set original_type.
6258 (c_parser_alignof_expression): Likewise.
6259 (c_parser_postfix_expression): Likewise. Pull setting of
6260 original_code to top of function.
6261 (c_parser_postfix_expression_after_paren_type): Set original_type.
6262 (c_parser_postfix_expression_after_primary): Likewise.
6263 (c_parser_expression): Likewise.
6264 * c-typeck.c (build_external_ref): Add type parameter. Change all
6266 (c_expr_sizeof_expr): Set original_type field.
6267 (parser_build_unary_op): Likewise.
6268 (parser_build_binary_op): Likewise. Optionally warn about
6269 comparisons of enums of different types.
6270 (digest_init): Set original_type field.
6271 (really_start_incremental_init): Likewise.
6272 (push_init_level, pop_init_level): Likewise.
6273 * doc/invoke.texi (Warning Options): -Wenum-compare now
6276 2009-04-15 Richard Guenther <rguenther@suse.de>
6278 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
6279 out a necessary conversion.
6280 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
6281 names we didn't value number.
6282 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
6284 2009-04-15 Richard Guenther <rguenther@suse.de>
6286 PR tree-optimization/39764
6287 * tree-ssa-ccp.c (get_value): Canonicalize value with
6288 canonicalize_float_value.
6290 2009-04-15 Jan Hubicka <jh@suse.cz>
6292 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
6293 Wrong version of patch.
6295 2009-04-15 Jan Hubicka <jh@suse.cz>
6297 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
6299 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
6301 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
6302 our distinct integral and vector types.
6304 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
6306 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
6307 * init.c (build_vtbl_address): Remove call to assemble_external.
6309 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
6311 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
6312 output for other floating point modes.
6314 2009-04-14 Diego Novillo <dnovillo@google.com>
6316 * diagnostic.c (diagnostic_report_diagnostic): Do not
6317 warn about loaded plugins for DK_ERROR and DK_WARNING.
6318 * c-decl.c (declspecs_add_type): Move call to
6319 invoke_plugin_callbacks ...
6320 * c-parser.c (c_parser_declspecs): ... here.
6321 * plugin.c (dump_active_plugins): Tidy output.
6323 2009-04-14 Diego Novillo <dnovillo@google.com>
6324 Le-Chun Wu <lcwu@google.com>
6326 * configure.ac: Add --enable-plugin support.
6327 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
6328 * Makefile.in (PLUGIN_H): Define.
6329 Export ENABLE_PLUGIN and GMPINC to site.exp.
6330 Add PLUGINLIBS to link command.
6331 Add/modify dependencies for plugin.o and files including plugin.h.
6333 * config.in: Regenerate.
6335 * opts.c (common_handle_option): Handle OPT_fplugin_ and
6338 2009-04-14 Le-Chun Wu <lcwu@google.com>
6340 * tree-pass.h (register_one_dump_file): Add a prototype for
6341 register_one_dump_file.
6342 * toplev.c (compile_file): Call initialize_plugins.
6343 (do_compile): Call invoke_plugin_callbacks.
6344 (toplev_main): Call invoke_plugin_callbacks.
6345 * common.opt: Add -fplugin= and -fplugin-arg-.
6346 * gcc-plugin.h: New public header file for plugins to include.
6347 * plugin.c: New source file.
6348 * plugin.h: New internal header file.
6349 * passes.c (register_one_dump_file): Make it external.
6351 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
6353 2009-04-14 Diego Novillo <dnovillo@google.com>
6355 * doc/plugins.texi: New.
6356 * doc/gccint.texi: Add reference to Plugins chapter.
6357 * doc/invoke.texi: Document -fplugin and -fplugin-arg
6358 * diagnostic.c (diagnostic_report_diagnostic): Warn about
6359 loaded plugins, if any.
6360 * timevar.def (TV_PLUGIN_INIT): Define.
6361 (TV_PLUGIN_RUN): Define.
6362 * plugin.c: Include timevar.h
6363 (plugins_active_p): New.
6364 (dump_active_plugins): New.
6365 (debug_active_plugins): New.
6367 2009-04-14 Joseph Myers <joseph@codesourcery.com>
6369 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
6371 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
6373 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
6375 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
6376 the same as a minus without a shift.
6378 2009-04-14 Nick Clifton <nickc@redhat.com>
6380 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
6381 comparisons with small integers will always produce a short
6384 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
6387 2008-12-19 Diego Novillo <dnovillo@google.com>
6389 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
6391 2009-04-14 Richard Guenther <rguenther@suse.de>
6393 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
6395 (verify_gimple_assign_binary): Likewise. Handle shifts and
6397 (verify_gimple_phi): Print the mismatched argument position.
6398 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6400 (vect_update_init_of_dr): Likewise.
6401 * matrix-reorg.c (transform_access_sites): Do what the
6403 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
6405 2009-04-13 Michael Eager <eager@eagercon.com>
6407 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
6408 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
6409 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
6410 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
6411 remove duplicate config
6413 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6415 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
6416 file_name:line_number type locator of the call site.
6418 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
6420 * genautomata.c: Put blank after comma.
6421 (automaton_decls): New.
6422 (struct unit_usage): Add comments to member next.
6423 (store_alt_unit_usage): Keep the list ordered.
6424 (unit_present_on_list_p, equal_alternatives_p): New.
6425 (check_regexp_units_distribution): Check units distribution
6426 correctness correctly.
6427 (main): Don't write automata if error is found. Return correct
6430 * config/m68k/cf.md (cfv4_ds): Remove.
6431 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
6432 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
6434 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
6435 power4-load-ext, power4-store, power4-store-update,
6436 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
6437 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
6438 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
6439 power4-sqrt, power4-isync): Modify reservation to make correct
6440 unit distribution to automata.
6442 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
6443 power5-store-update, power5-two, power5-three, power5-lmul,
6444 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
6446 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
6448 * except.c (pass_set_nothrow_function_flags): Set name and add
6450 (set_nothrow_function_flags): Mention in the dump file when
6451 changing a function to nothrow.
6453 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
6456 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
6457 instead of unsigned long.
6459 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6461 * config/arm/arm.c (return_used_this_function): Remove.
6462 (arm_output_function_prologue): Remove use of
6463 return_used_this_function.
6464 (output_return_instruction): Replace use of
6465 return_used_this_function
6466 by cfun->machine->return_used_this_function.
6467 (arm_output_epilogue): Likewise.
6468 (arm_output_function_epilogue): Likewise.
6469 (thumb_unexpanded_epilogue): Likewise.
6470 * config/arm/arm.h (struct machine_function):
6471 New member return_used_this_function.
6473 2009-04-12 Mark Mitchell <mark@codesourcery.com>
6475 * doc/install.texi: Correct description of default directory for
6476 --with-gxx-include-dir.
6478 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
6480 * fold-const.c (build_range_check): Properly deal with enumeral and
6483 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
6485 * doc/invoke.texi (max_gcse_passes): Remove documentation.
6486 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
6487 * params.h (MAX_GCSE_PASSES): Remove.
6488 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
6489 in sequence. Remove ability to run multiple passes.
6490 (bypass_jumps): Report run as third CPROP pass.
6492 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
6495 * except.c (can_throw_external): Look at each insn in a SEQUENCE
6496 when deciding whether the whole SEQUENCE can throw.
6498 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
6501 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
6502 offseted label references.
6504 2009-04-11 Jan Hubicka <jh@suse.cz>
6506 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
6508 2009-04-11 Richard Guenther <rguenther@suse.de>
6511 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
6512 return variables as TREE_ADDRESSABLE.
6514 2009-04-11 Richard Guenther <rguenther@suse.de>
6516 PR tree-optimization/39713
6517 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
6518 reference trees have SSA_NAME operands.
6520 2009-04-11 Richard Guenther <rguenther@suse.de>
6523 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
6524 address expressions.
6526 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
6528 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
6529 match changes in Cygwin 1.7
6530 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
6531 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
6533 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
6535 PR tree-optimization/39701
6536 * doc/invoke.texi (Optimization Options): Document change in
6537 meaning and initialization of -fdelete-null-pointer-checks.
6539 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
6542 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
6544 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
6547 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
6549 2009-04-10 Chao-ying Fu <fu@mips.com>
6551 * doc/tm.texi (Instruction Output): Document
6552 TARGET_ASM_FINAL_POSTSCAN_INSN.
6553 * target.h (final_postscan_insn): New field in asm_out.
6554 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
6555 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
6556 * final.c (final_scan_insn): Call
6557 targetm.asm_out.final_postscan_insn after outputting
6558 an asm macro and a normal instruction.
6560 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
6561 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
6562 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
6563 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
6564 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
6566 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
6569 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
6570 variables as non-NULL even with -fdelete-null-pointer-checks.
6572 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
6574 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
6576 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
6579 * config/i386/i386.c (classify_argument): Handle SCmode with
6580 (bit_offset % 64) != 0.
6582 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
6584 * doc/invoke.texi (Optimize Options): Add cross-reference to
6585 -Q --help=optimizers examples.
6587 2009-04-10 Ben Elliston <bje@au.ibm.com>
6590 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
6591 regalign for the reg == fpr and TDmode case.
6593 2009-04-09 David Ayers <ayers@fsfe.org>
6596 * objc/objc-act.c (warn_with_method): Remove helper function.
6597 (check_duplicates): Call warning and inform directly.
6598 (really_start_method): Likewise.
6600 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
6602 * expmed.c (expand_divmod): Always use a comparison for a division
6603 by a large unsigned integer.
6605 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
6606 for things others than variables or functions as nonzero.
6608 2009-04-09 Nick Clifton <nickc@redhat.com>
6610 * unwind-compat.c: Change copyright header to refer to version
6611 3 of the GNU General Public License with version 3.1 of the
6612 GCC Runtime Library Exception and to point readers at the
6613 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
6614 * config/alpha/crtfastmath.c: Likewise.
6615 * config/alpha/linux-unwind.h: Likewise.
6616 * config/alpha/qrnnd.asm: Likewise.
6617 * config/alpha/vms-crt0-64.c: Likewise.
6618 * config/alpha/vms-crt0.c: Likewise.
6619 * config/alpha/vms-dwarf2.asm: Likewise.
6620 * config/alpha/vms-dwarf2eh.asm: Likewise.
6621 * config/alpha/vms-psxcrt0-64.c: Likewise.
6622 * config/alpha/vms-psxcrt0.c: Likewise.
6623 * config/alpha/vms_tramp.asm: Likewise.
6624 * config/arc/initfini.c: Likewise.
6625 * config/arc/lib1funcs.asm: Likewise.
6626 * config/arm/bpabi-v6m.S: Likewise.
6627 * config/arm/bpabi.S: Likewise.
6628 * config/arm/bpabi.c: Likewise.
6629 * config/arm/crti.asm: Likewise.
6630 * config/arm/crtn.asm: Likewise.
6631 * config/arm/ieee754-df.S: Likewise.
6632 * config/arm/ieee754-sf.S: Likewise.
6633 * config/arm/lib1funcs.asm: Likewise.
6634 * config/arm/libunwind.S: Likewise.
6635 * config/arm/linux-atomic.c: Likewise.
6636 * config/arm/mmintrin.h: Likewise.
6637 * config/arm/pr-support.c: Likewise.
6638 * config/arm/unaligned-funcs.c: Likewise.
6639 * config/arm/unwind-arm.c: Likewise.
6640 * config/arm/unwind-arm.h: Likewise.
6641 * config/avr/libgcc.S: Likewise.
6642 * config/bfin/crti.s: Likewise.
6643 * config/bfin/crtlibid.s: Likewise.
6644 * config/bfin/crtn.s: Likewise.
6645 * config/bfin/lib1funcs.asm: Likewise.
6646 * config/bfin/linux-unwind.h: Likewise.
6647 * config/cris/arit.c: Likewise.
6648 * config/cris/cris_abi_symbol.c: Likewise.
6649 * config/darwin-64.c: Likewise.
6650 * config/darwin-crt2.c: Likewise.
6651 * config/darwin-crt3.c: Likewise.
6652 * config/darwin.h: Likewise.
6653 * config/dbxelf.h: Likewise.
6654 * config/dfp-bit.c: Likewise.
6655 * config/dfp-bit.h: Likewise.
6656 * config/elfos.h: Likewise.
6657 * config/fixed-bit.c: Likewise.
6658 * config/fixed-bit.h: Likewise.
6659 * config/fp-bit.c: Likewise.
6660 * config/fp-bit.h: Likewise.
6661 * config/fr30/crti.asm: Likewise.
6662 * config/fr30/crtn.asm: Likewise.
6663 * config/fr30/lib1funcs.asm: Likewise.
6664 * config/freebsd-spec.h: Likewise.
6665 * config/frv/cmovd.c: Likewise.
6666 * config/frv/cmovh.c: Likewise.
6667 * config/frv/cmovw.c: Likewise.
6668 * config/frv/frvbegin.c: Likewise.
6669 * config/frv/frvend.c: Likewise.
6670 * config/frv/lib1funcs.asm: Likewise.
6671 * config/glibc-stdint.h: Likewise.
6672 * config/h8300/clzhi2.c: Likewise.
6673 * config/h8300/crti.asm: Likewise.
6674 * config/h8300/crtn.asm: Likewise.
6675 * config/h8300/ctzhi2.c: Likewise.
6676 * config/h8300/fixunssfsi.c: Likewise.
6677 * config/h8300/lib1funcs.asm: Likewise.
6678 * config/h8300/parityhi2.c: Likewise.
6679 * config/h8300/popcounthi2.c: Likewise.
6680 * config/i386/ammintrin.h: Likewise.
6681 * config/i386/att.h: Likewise.
6682 * config/i386/avxintrin.h: Likewise.
6683 * config/i386/biarch64.h: Likewise.
6684 * config/i386/bmmintrin.h: Likewise.
6685 * config/i386/cpuid.h: Likewise.
6686 * config/i386/cross-stdarg.h: Likewise.
6687 * config/i386/crtfastmath.c: Likewise.
6688 * config/i386/crtprec.c: Likewise.
6689 * config/i386/cygming-crtbegin.c: Likewise.
6690 * config/i386/cygming-crtend.c: Likewise.
6691 * config/i386/cygwin.asm: Likewise.
6692 * config/i386/emmintrin.h: Likewise.
6693 * config/i386/gmm_malloc.h: Likewise.
6694 * config/i386/gthr-win32.c: Likewise.
6695 * config/i386/i386.h: Likewise.
6696 * config/i386/immintrin.h: Likewise.
6697 * config/i386/linux-unwind.h: Likewise.
6698 * config/i386/linux64.h: Likewise.
6699 * config/i386/mm3dnow.h: Likewise.
6700 * config/i386/mmintrin-common.h: Likewise.
6701 * config/i386/mmintrin.h: Likewise.
6702 * config/i386/nmmintrin.h: Likewise.
6703 * config/i386/pmm_malloc.h: Likewise.
6704 * config/i386/pmmintrin.h: Likewise.
6705 * config/i386/smmintrin.h: Likewise.
6706 * config/i386/sol2-c1.asm: Likewise.
6707 * config/i386/sol2-ci.asm: Likewise.
6708 * config/i386/sol2-cn.asm: Likewise.
6709 * config/i386/sol2-gc1.asm: Likewise.
6710 * config/i386/tmmintrin.h: Likewise.
6711 * config/i386/unix.h: Likewise.
6712 * config/i386/w32-unwind.h: Likewise.
6713 * config/i386/wmmintrin.h: Likewise.
6714 * config/i386/x86-64.h: Likewise.
6715 * config/i386/x86intrin.h: Likewise.
6716 * config/i386/xmmintrin.h: Likewise.
6717 * config/ia64/crtbegin.asm: Likewise.
6718 * config/ia64/crtend.asm: Likewise.
6719 * config/ia64/crtfastmath.c: Likewise.
6720 * config/ia64/crti.asm: Likewise.
6721 * config/ia64/crtn.asm: Likewise.
6722 * config/ia64/fde-glibc.c: Likewise.
6723 * config/ia64/lib1funcs.asm: Likewise.
6724 * config/ia64/linux-unwind.h: Likewise.
6725 * config/ia64/quadlib.c: Likewise.
6726 * config/ia64/unwind-ia64.c: Likewise.
6727 * config/linux.h: Likewise.
6728 * config/m32c/m32c-lib1.S: Likewise.
6729 * config/m32c/m32c-lib2-trapv.c: Likewise.
6730 * config/m32c/m32c-lib2.c: Likewise.
6731 * config/m32r/initfini.c: Likewise.
6732 * config/m68hc11/larith.asm: Likewise.
6733 * config/m68hc11/m68hc11-crt0.S: Likewise.
6734 * config/m68k/cf.md: Likewise.
6735 * config/m68k/crti.s: Likewise.
6736 * config/m68k/crtn.s: Likewise.
6737 * config/m68k/lb1sf68.asm: Likewise.
6738 * config/m68k/linux-unwind.h: Likewise.
6739 * config/mcore/crti.asm: Likewise.
6740 * config/mcore/crtn.asm: Likewise.
6741 * config/mcore/lib1.asm: Likewise.
6742 * config/mips/linux-unwind.h: Likewise.
6743 * config/mips/loongson.h: Likewise.
6744 * config/mips/mips16.S: Likewise.
6745 * config/mmix/crti.asm: Likewise.
6746 * config/mmix/crtn.asm: Likewise.
6747 * config/pa/fptr.c: Likewise.
6748 * config/pa/hpux-unwind.h: Likewise.
6749 * config/pa/lib2funcs.asm: Likewise.
6750 * config/pa/linux-atomic.c: Likewise.
6751 * config/pa/linux-unwind.h: Likewise.
6752 * config/pa/milli64.S: Likewise.
6753 * config/pa/quadlib.c: Likewise.
6754 * config/pa/stublib.c: Likewise.
6755 * config/picochip/libgccExtras/adddi3.asm: Likewise.
6756 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
6757 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
6758 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
6759 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
6760 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
6761 * config/picochip/libgccExtras/divmod15.asm: Likewise.
6762 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
6763 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
6764 * config/picochip/libgccExtras/longjmp.asm: Likewise.
6765 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
6766 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
6767 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
6768 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
6769 * config/picochip/libgccExtras/setjmp.asm: Likewise.
6770 * config/picochip/libgccExtras/subdi3.asm: Likewise.
6771 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
6772 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
6773 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
6774 * config/rs6000/750cl.h: Likewise.
6775 * config/rs6000/altivec.h: Likewise.
6776 * config/rs6000/biarch64.h: Likewise.
6777 * config/rs6000/crtresfpr.asm: Likewise.
6778 * config/rs6000/crtresgpr.asm: Likewise.
6779 * config/rs6000/crtresxfpr.asm: Likewise.
6780 * config/rs6000/crtresxgpr.asm: Likewise.
6781 * config/rs6000/crtsavfpr.asm: Likewise.
6782 * config/rs6000/crtsavgpr.asm: Likewise.
6783 * config/rs6000/darwin-asm.h: Likewise.
6784 * config/rs6000/darwin-fallback.c: Likewise.
6785 * config/rs6000/darwin-fpsave.asm: Likewise.
6786 * config/rs6000/darwin-ldouble.c: Likewise.
6787 * config/rs6000/darwin-tramp.asm: Likewise.
6788 * config/rs6000/darwin-unwind.h: Likewise.
6789 * config/rs6000/darwin-vecsave.asm: Likewise.
6790 * config/rs6000/darwin-world.asm: Likewise.
6791 * config/rs6000/e500crtres32gpr.asm: Likewise.
6792 * config/rs6000/e500crtres64gpr.asm: Likewise.
6793 * config/rs6000/e500crtres64gprctr.asm: Likewise.
6794 * config/rs6000/e500crtrest32gpr.asm: Likewise.
6795 * config/rs6000/e500crtrest64gpr.asm: Likewise.
6796 * config/rs6000/e500crtresx32gpr.asm: Likewise.
6797 * config/rs6000/e500crtresx64gpr.asm: Likewise.
6798 * config/rs6000/e500crtsav32gpr.asm: Likewise.
6799 * config/rs6000/e500crtsav64gpr.asm: Likewise.
6800 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
6801 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
6802 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
6803 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
6804 * config/rs6000/eabi-ci.asm: Likewise.
6805 * config/rs6000/eabi-cn.asm: Likewise.
6806 * config/rs6000/eabi.asm: Likewise.
6807 * config/rs6000/linux-unwind.h: Likewise.
6808 * config/rs6000/linux64.h: Likewise.
6809 * config/rs6000/paired.h: Likewise.
6810 * config/rs6000/paired.md: Likewise.
6811 * config/rs6000/ppc64-fp.c: Likewise.
6812 * config/rs6000/ppu_intrinsics.h: Likewise.
6813 * config/rs6000/rs6000.h: Likewise.
6814 * config/rs6000/si2vmx.h: Likewise.
6815 * config/rs6000/sol-ci.asm: Likewise.
6816 * config/rs6000/sol-cn.asm: Likewise.
6817 * config/rs6000/spe.h: Likewise.
6818 * config/rs6000/spu2vmx.h: Likewise.
6819 * config/rs6000/sysv4.h: Likewise.
6820 * config/rs6000/tramp.asm: Likewise.
6821 * config/rs6000/vec_types.h: Likewise.
6822 * config/s390/linux-unwind.h: Likewise.
6823 * config/s390/tpf-unwind.h: Likewise.
6824 * config/score/crti.asm: Likewise.
6825 * config/score/crtn.asm: Likewise.
6826 * config/sh/crt1.asm: Likewise.
6827 * config/sh/crti.asm: Likewise.
6828 * config/sh/crtn.asm: Likewise.
6829 * config/sh/divtab-sh4-300.c: Likewise.
6830 * config/sh/divtab-sh4.c: Likewise.
6831 * config/sh/divtab.c: Likewise.
6832 * config/sh/lib1funcs-4-300.asm: Likewise.
6833 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
6834 * config/sh/lib1funcs.asm: Likewise.
6835 * config/sh/lib1funcs.h: Likewise.
6836 * config/sh/linux-atomic.asm: Likewise.
6837 * config/sh/linux-unwind.h: Likewise.
6838 * config/sh/shmedia.h: Likewise.
6839 * config/sh/sshmedia.h: Likewise.
6840 * config/sh/ushmedia.h: Likewise.
6841 * config/sparc/crtfastmath.c: Likewise.
6842 * config/sparc/linux-unwind.h: Likewise.
6843 * config/sparc/sol2-c1.asm: Likewise.
6844 * config/sparc/sol2-ci.asm: Likewise.
6845 * config/sparc/sol2-cn.asm: Likewise.
6846 * config/spu/divmodti4.c: Likewise.
6847 * config/spu/divv2df3.c: Likewise.
6848 * config/spu/float_disf.c: Likewise.
6849 * config/spu/float_unsdidf.c: Likewise.
6850 * config/spu/float_unsdisf.c: Likewise.
6851 * config/spu/float_unssidf.c: Likewise.
6852 * config/spu/mfc_multi_tag_release.c: Likewise.
6853 * config/spu/mfc_multi_tag_reserve.c: Likewise.
6854 * config/spu/mfc_tag_release.c: Likewise.
6855 * config/spu/mfc_tag_reserve.c: Likewise.
6856 * config/spu/mfc_tag_table.c: Likewise.
6857 * config/spu/multi3.c: Likewise.
6858 * config/spu/spu_internals.h: Likewise.
6859 * config/spu/spu_intrinsics.h: Likewise.
6860 * config/spu/spu_mfcio.h: Likewise.
6861 * config/spu/vec_types.h: Likewise.
6862 * config/spu/vmx2spu.h: Likewise.
6863 * config/stormy16/stormy16-lib2.c: Likewise.
6864 * config/svr4.h: Likewise.
6865 * config/sync.c: Likewise.
6866 * config/v850/lib1funcs.asm: Likewise.
6867 * config/vxlib-tls.c: Likewise.
6868 * config/vxlib.c: Likewise.
6869 * config/vxworks-dummy.h: Likewise.
6870 * config/xtensa/crti.asm: Likewise.
6871 * config/xtensa/crtn.asm: Likewise.
6872 * config/xtensa/ieee754-df.S: Likewise.
6873 * config/xtensa/ieee754-sf.S: Likewise.
6874 * config/xtensa/lib1funcs.asm: Likewise.
6875 * config/xtensa/lib2funcs.S: Likewise.
6876 * config/xtensa/linux-unwind.h: Likewise.
6877 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
6878 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
6879 * coretypes.h: Likewise.
6880 * crtstuff.c: Likewise.
6881 * defaults.h: Likewise.
6882 * dwarf2.h: Likewise.
6883 * emutls.c: Likewise.
6884 * gbl-ctors.h: Likewise.
6885 * gcov-io.h: Likewise.
6886 * ginclude/float.h: Likewise.
6887 * ginclude/iso646.h: Likewise.
6888 * ginclude/stdarg.h: Likewise.
6889 * ginclude/stdbool.h: Likewise.
6890 * ginclude/stddef.h: Likewise.
6891 * ginclude/stdfix.h: Likewise.
6892 * ginclude/stdint-gcc.h: Likewise.
6893 * ginclude/tgmath.h: Likewise.
6894 * gthr-aix.h: Likewise.
6895 * gthr-dce.h: Likewise.
6896 * gthr-gnat.c: Likewise.
6897 * gthr-gnat.h: Likewise.
6898 * gthr-lynx.h: Likewise.
6899 * gthr-mipssde.h: Likewise.
6900 * gthr-nks.h: Likewise.
6901 * gthr-posix.c: Likewise.
6902 * gthr-posix.h: Likewise.
6903 * gthr-posix95.h: Likewise.
6904 * gthr-rtems.h: Likewise.
6905 * gthr-single.h: Likewise.
6906 * gthr-solaris.h: Likewise.
6907 * gthr-tpf.h: Likewise.
6908 * gthr-vxworks.h: Likewise.
6909 * gthr-win32.h: Likewise.
6911 * libgcc2.c: Likewise.
6912 * libgcc2.h: Likewise.
6913 * libgcov.c: Likewise.
6914 * tsystem.h: Likewise.
6915 * typeclass.h: Likewise.
6916 * unwind-c.c: Likewise.
6917 * unwind-compat.h: Likewise.
6918 * unwind-dw2-fde-compat.c: Likewise.
6919 * unwind-dw2-fde-darwin.c: Likewise.
6920 * unwind-dw2-fde-glibc.c: Likewise.
6921 * unwind-dw2-fde.c: Likewise.
6922 * unwind-dw2-fde.h: Likewise.
6923 * unwind-dw2.c: Likewise.
6924 * unwind-dw2.h: Likewise.
6925 * unwind-generic.h: Likewise.
6926 * unwind-pe.h: Likewise.
6927 * unwind-sjlj.c: Likewise.
6928 * unwind.inc: Likewise.
6929 * config/arm/neon-gen.ml: Change generated copyright header to
6930 refer to version 3 of the GNU General Public License with
6931 version 3.1 of the GCC Runtime Library Exception and to point
6932 readers at the COPYING3 and COPYING3.RUNTIME files and the
6933 FSF's license web page.
6934 * config/arm/arm_neon.h: Regenerate.
6936 2009-04-09 Jakub Jelinek <jakub@redhat.com>
6938 * config/cris/cris.md: Change copyright header to refer to version
6939 3 of the GNU General Public License.
6940 * doc/install.texi2html: Change copyright header to refer to version
6941 3 of the GNU General Public License and to point readers at the
6942 COPYING3 file and the FSF's license web page.
6943 * config/vax/linux.h: Likewise.
6945 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
6947 * config/i386/i386.md (cmpcc): New.
6948 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
6949 (sync_compare_and_swap_cc*): Delete.
6951 * config/s390/s390.c (s390_compare_emitted): Remove.
6952 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
6953 s390_compare_emitted used to be handled. Assert that modes match.
6954 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
6955 refer to sync_compare_and_swap_ccsi.
6956 * config/s390/s390.h (s390_compare_emitted): Remove.
6957 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
6958 instead of s390_compare_emitted.
6959 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
6960 instead of s390_compare_emitted.
6961 * config/s390/s390.md (cmpcc): New.
6962 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
6963 CC_REGNUM, do not pretend it's set.
6964 (sync_compare_and_swap_cc*): Delete.
6965 * config/s390/predicates.md (cc_reg_operand): New.
6967 * expr.c (sync_compare_and_swap_cc): Delete.
6968 * optabs.h (sync_compare_and_swap_cc): Delete.
6969 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
6970 is being used with can_compare_p.
6971 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
6973 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
6974 look for a MODE_CC set instead. Use emit_store_flag.
6975 (expand_compare_and_swap_loop): Likewise, with some additional
6976 complication to avoid a force_reg when useless. Use
6977 emit_cmp_and_jump_insns.
6978 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
6979 * doc/md.texi (sync_compare_and_swap_cc): Merge with
6980 sync_compare_and_swap documentation.
6982 2009-04-09 Jan Hubicka <jh@suse.cz>
6984 * except.c (find_prev_try): Break out from ....
6985 (duplicate_eh_regions): ... here; properly update prev_try pointers
6986 when duplication part of tree.
6987 (dump_eh_tree): Improve dumping.
6988 (verify_eh_region): New.
6989 (verify_eh_tree): Use it.
6991 2009-04-06 Richard Guenther <rguenther@suse.de>
6993 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
6994 &ARRAY addresses by adjusting their types and prepending
6996 * tree-cfg.c (verify_gimple_assign_single): Verify that
6997 addresses are correct.
6999 2009-04-09 Richard Guenther <rguenther@suse.de>
7001 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
7002 indices into an array reference if possible.
7003 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7004 Fold POINTER_PLUS_EXPR statements with invariant address.
7006 2009-04-09 Alan Modra <amodra@bigpond.net.au>
7009 * config.gcc (powerpc64-*-linux*): Always build biarch.
7011 2009-04-09 Joseph Myers <joseph@codesourcery.com>
7014 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
7015 it and pedwarn if this results in an INTEGER_CST.
7017 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7019 * doc/install.texi: Update minimum GMP version. Remove obsolete
7020 text in MPFR section.
7022 2009-04-08 Jakub Jelinek <jakub@redhat.com>
7024 * dwarf2out.c (class_scope_p): New static inline.
7025 (class_or_namespace_scope_p): Use it.
7026 (gen_variable_die): Use DW_TAG_member tag for static data member
7027 declarations instead of DW_TAG_variable.
7030 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
7033 2009-04-08 Richard Guenther <rguenther@suse.de>
7035 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
7036 valueize random data.
7038 2009-04-08 David Edelsohn <edelsohn@gnu.org>
7040 * config.gcc (aix tm_file): Add aix-stdint.h.
7041 (aix tm clause use_gcc_stdint): Set to wrap.
7042 * config/rs6000/aix-stdint.h: New file.
7044 2009-04-08 Richard Guenther <rguenther@suse.de>
7047 * tree-dfa.c (add_referenced_var): Do not recurse into
7048 global initializers.
7049 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
7051 (fold_const_aggregate_ref): Likewise.
7053 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
7055 * recog.c (ordered_comparison_operator): New.
7056 * gensupport.c (std_preds): Add it.
7057 * doc/md.texi (Machine-Independent Predicates): Document it.
7059 2009-04-08 Jan Hubicka <jh@suse.cz>
7061 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
7062 * function.h (rtl_eh): Remove exception_handler_label_map.
7063 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
7064 remove_exception_handler_label, for_each_eh_label_1): Remove.
7065 (rtl_remove_unreachable_regions): Remove.
7066 (convert_from_eh_region_ranges): Do not remove unreachable regions.
7067 (find_exception_handler_labels): Don't build the hashtable.
7068 (maybe_remove_eh_handler): Remove.
7069 (for_each_eh_label): Rewrite to walk the tree.
7070 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
7071 * except.h (maybe_remove_eh_handler): Remove.
7072 * passes.c (init_optimization_passes): Schedule second EH cleanup
7074 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
7075 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
7077 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
7079 * genoutput.c (validate_optab_operands): New.
7080 (gen_insn, gen_expand): Call it.
7082 * genflags.c (gen_insn): Detect misused iterators.
7083 (main): Pass line_no to gen_insn, exit with status 1 on error.
7085 * genextract.c (line_no): Make global.
7086 (VEC_safe_set_locstr): Change assertion to error message.
7087 (main): Exit with status 1 on error.
7089 2009-04-08 Joseph Myers <joseph@codesourcery.com>
7093 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
7094 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
7095 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
7096 * c-convert.c (convert): Do not call fold on results of conversion
7097 functions when the result is a C_MAYBE_CONST_EXPR.
7098 * c-parser.c (c_parser_postfix_expression): Do not fold condition
7099 of __builtin_choose_expr.
7100 * c-typeck.c (remove_c_maybe_const_expr): New.
7101 (build_unary_op, build_conditional_expr, build_compound_expr,
7102 build_binary_op, c_objc_common_truthvalue_conversion): Call
7103 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
7106 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
7108 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
7109 CODE to produce a new one. Add a prototype to use fold_convert_const
7111 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
7114 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
7115 mix declarations and code.
7117 2009-04-08 Ben Elliston <bje@au.ibm.com>
7119 * gcc.c: Replace `CC' with `GCC' throughout.
7121 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
7123 * doc/invoke.texi: Document Atom support.
7125 2009-04-07 Jason Merrill <jason@redhat.com>
7128 * c-common.h, c-common.c: Add flag_pretty_templates.
7129 * c-opts.c (c_common_handle_option): Set it.
7130 * c.opt: Add -fno-pretty-templates.
7131 * doc/invoke.texi (C++ Dialect Options): Likewise.
7133 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
7135 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
7136 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
7137 (ia64_expand_builtin): Likewise.
7139 2009-04-07 Martin Jambor <mjambor@suse.cz>
7141 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
7142 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
7143 ADDR_EXPRS are include too.
7145 2009-04-07 Richard Guenther <rguenther@suse.de>
7147 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
7148 decls are only used if passes as parameters or if they are
7149 local statics and the call is not to a builtin.
7150 (call_may_clobber_ref_p_1): Likewise.
7152 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7154 * expr.c (do_store_flag): Remove last argument. Simplify code
7155 to avoid duplication of tests already done by can_compare_p.
7156 (expand_expr_real_1): Adjust caller.
7158 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7160 * optabs.c (can_compare_p): Test the predicate of a
7161 cbranch and cstore pattern.
7163 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7165 * expr.c (convert_move): Use emit_store_flag instead of
7168 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7170 * config/i386/i386.c (ix86_compare_emitted): Remove.
7171 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
7172 ix86_compare_op0 like ix86_compare_emitted used to be handled.
7173 * config/i386/i386.h (ix86_compare_emitted): Remove.
7174 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
7175 instead of ix86_compare_emitted.
7176 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
7178 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
7180 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
7181 Add t-sysroot-suffix to tmake_file.
7182 * config/print-sysroot-suffix.sh: New file.
7183 * config/t-sysroot-suffix: New file.
7185 2009-04-07 Ben Elliston <bje@au.ibm.com>
7187 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
7188 as the latter produces a warning when the target does not support
7191 2009-04-07 Ben Elliston <bje@au.ibm.com>
7193 * dfp.c: Replace type punning assignments with memcpy throughout.
7194 * Makefile.in (dfp.o-warn): Remove.
7196 2009-04-07 Alan Modra <amodra@bigpond.net.au>
7199 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
7200 Include soft-fp/t-softfp after rs6000/t-linux64.
7202 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
7204 * stor-layout.c (set_sizetype): Use the full precision of their
7205 machine mode for bitsize types.
7207 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
7209 * config/i386/i386.md: Revert 2 accidental checkins.
7211 2009-04-06 Joey Ye <joey.ye@intel.com>
7212 Xuepeng Guo <xuepeng.guo@intel.com>
7213 H.J. Lu <hongjiu.lu@intel.com>
7215 Atom pipeline model, tuning and insn selection.
7216 * config.gcc (atom): Add atom config options and target.
7218 * config/i386/atom.md: New.
7220 * config/i386/i386.c (atom_cost): New cost.
7221 (m_ATOM): New macro flag.
7222 (initial_ix86_tune_features): Set m_ATOM.
7223 (x86_accumulate_outgoing_args): Likewise.
7224 (x86_arch_always_fancy_math_387): Likewise.
7225 (processor_target): Add Atom cost.
7226 (cpu_names): Add Atom cpu name.
7227 (override_options): Set Atom ISA.
7228 (ix86_issue_rate): New case PROCESSOR_ATOM.
7229 (ix86_adjust_cost): Likewise.
7231 * config/i386/i386.h (TARGET_ATOM): New target macro.
7232 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
7233 (TARGET_OPT_AGU): New target option.
7234 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
7235 (processor_type): Add PROCESSOR_ATOM.
7237 * config/i386/i386.md (cpu): Add new value "atom".
7238 (use_carry, movu): New attr.
7239 (atom.md): Include atom.md.
7240 (adddi3_carry_rex64): Set attr "use_carry".
7241 (addqi3_carry): Likewise.
7242 (addhi3_carry): Likewise.
7243 (addsi3_carry): Likewise.
7244 (*addsi3_carry_zext): Likewise.
7245 (subdi3_carry_rex64): Likewise.
7246 (subqi3_carry): Likewise.
7247 (subhi3_carry): Likewise.
7248 (subsi3_carry): Likewise.
7249 (x86_movdicc_0_m1_rex64): Likewise.
7250 (*x86_movdicc_0_m1_se): Likewise.
7251 (x86_movsicc_0_m1): Likewise.
7252 (*x86_movsicc_0_m1_se): Likewise.
7253 (*adddi_1_rex64): Emit add insn as much as possible.
7254 (*addsi_1): Likewise.
7255 (return_internal): Set atom_unit.
7256 (return_internal_long): Likewise.
7257 (return_pop_internal): Likewise.
7258 (*rcpsf2_sse): Set atom_sse_attr attr.
7259 (*qrt<mode>2_sse): Likewise.
7260 (*prefetch_sse): Likewise.
7262 * config/i386/i386-c.c (ix86_target_macros_internal): New case
7264 (ix86_target_macros_internal): Likewise.
7266 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
7267 (*prefetch_sse_rex): Likewise.
7268 (sse_rcpv4sf2): Likewise.
7269 (sse_vmrcpv4sf2): Likewise.
7270 (sse_sqrtv4sf2): Likewise.
7271 (<sse>_vmsqrt<mode>2): Likewise.
7272 (sse_ldmxcsr): Likewise.
7273 (sse_stmxcsr): Likewise.
7274 (*sse_sfence): Likewise.
7275 (sse2_clflush): Likewise.
7276 (*sse2_mfence): Likewise.
7277 (*sse2_lfence): Likewise.
7278 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
7279 (<sse>_movup<ssemodesuffixf2c>): Likewise.
7280 (avx_movdqu<avxmodesuffix>): Likewise.
7281 (avx_lddqu<avxmodesuffix>): Likewise.
7282 (sse2_movntv2di): Change attr "type" to "ssemov".
7283 (sse2_movntsi): Likewise.
7284 (rsqrtv8sf2): Change attr "type" to "sseadd".
7285 (sse3_addsubv2df3): Set attr "atom_unit".
7286 (sse3_h<plusminus_insn>v4sf3): Likewise.
7287 (*sse2_pmaddwd): Likewise.
7288 (*vec_extractv2di_1_rex64): Likewise.
7289 (*vec_extractv2di_1_avx): Likewise.
7290 (sse2_psadbw): Likewise.
7291 (ssse3_phaddwv8hi3): Likewise.
7292 (ssse3_phaddwv4hi3): Likewise.
7293 (ssse3_phadddv4si3): Likewise.
7294 (ssse3_phadddv2si3): Likewise.
7295 (ssse3_phaddswv8hi3): Likewise.
7296 (ssse3_phaddswv4hi3): Likewise.
7297 (ssse3_phsubwv8hi3): Likewise.
7298 (ssse3_phsubwv4hi3): Likewise.
7299 (ssse3_phsubdv4si3): Likewise.
7300 (ssse3_phsubdv2si3): Likewise.
7301 (ssse3_phsubswv8hi3): Likewise.
7302 (ssse3_phsubswv4hi3): Likewise.
7303 (ssse3_pmaddubsw128): Likewise.
7304 (sse3_pmaddubsw: Likewise.
7305 (ssse3_palignrti): Likewise.
7306 (ssse3_palignrdi): Likewise.
7308 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
7310 * doc/install.texi (Specific): Fix two cross-references to MinGW.
7312 2009-04-06 Richard Guenther <rguenther@suse.de>
7314 PR tree-optimization/28868
7315 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
7316 of which PHI results we inserted.
7317 (insert_into_preds_of_block): Record inserted PHIs.
7318 (eliminate): Eliminate redundant PHI nodes.
7319 (init_pre): Init inserted_phi_names.
7321 2009-04-06 Richard Guenther <rguenther@suse.de>
7323 PR tree-optimization/39643
7324 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
7325 IMAGPART_EXPRs of complex constants.
7326 (execute_fold_all_builtins): If we folded a call queue
7327 TODO_update_address_taken.
7329 2009-04-06 Jan Hubicka <jh@suse.cz>
7332 * except.c (remove_unreachable_regions): Propagate may_contain_throw
7335 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
7337 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
7339 (ic_invalidate_array): Likewise.
7341 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
7343 * calls.c (emit_library_call_value_1): Fix a problem with parameter
7344 alignment for library calls.
7346 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
7348 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
7349 (mingw32 tm clause use_gcc_stdint): Set to wrap.
7350 * config/i386/mingw-stdint.h: New file.
7352 2009-04-05 Richard Guenther <rguenther@suse.de>
7354 PR tree-optimization/39648
7355 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
7356 our &A vs. &A[0] IL deficiencies.
7358 2009-04-04 Jan Hubicka <jh@suse.cz>
7360 * except.c (sjlj_find_directly_reachable_regions): Be ready for
7361 removed toplevel regions.
7362 (sjlj_mark_call_sites): Likewise.
7364 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
7366 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
7367 (cygwin tm clause use_gcc_stdint): Set to wrap.
7368 * config/i386/cygwin-stdint.h: New file.
7370 2009-04-04 Richard Guenther <rguenther@suse.de>
7372 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
7373 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
7374 single-argument PHIs if we are in loop-closed SSA form.
7375 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
7376 for the pre-condition.
7377 (slpeel_tree_peel_loop_to_edge): Likewise.
7378 (vect_build_loop_niters): Take an optional sequence to append stmts.
7379 (vect_generate_tmps_on_preheader): Likewise.
7380 (vect_do_peeling_for_loop_bound): Take extra guards for the
7382 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
7383 the cost model check.
7384 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
7385 guards if we are going to peel. Do not apply versioning in that case.
7386 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
7387 (vect_do_peeling_for_loop_bound): Likewise.
7388 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
7389 loop bound only record extra pre-conditions, do not apply loop
7392 2009-04-04 Richard Guenther <rguenther@suse.de>
7394 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
7397 2009-04-04 Jan Hubicka <jh@suse.cz>
7399 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
7400 last_basic_block for size of bb->index indexed array.
7401 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
7402 compute_out, link_btr_uses, build_btr_def_use_webs,
7403 build_btr_def_use_webs, migrate_btr_defs): Likewise.
7405 2009-04-04 Jan Hubicka <jh@suse.cz>
7407 * except.c (remove_eh_handler_and_replace): Break out from ...
7408 (remove_eh_handler): ... here.
7409 (bring_to_root): New function.
7410 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
7411 handled ones, bring others to root of tree.
7413 2009-04-04 Jan Hubicka <jh@suse.cz>
7415 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
7416 (all_phis_safe_to_merge): New function.
7417 (update_info): New structure.
7418 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
7419 (cleanup_empty_eh): Update SSA if possible.
7421 2009-04-04 Richard Guenther <rguenther@suse.de>
7423 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
7424 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
7425 (append_vuse): Likewise.
7427 2009-04-04 Jakub Jelinek <jakub@redhat.com>
7429 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
7430 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
7431 instead of REG_UNSAVED for DW_CFA_undefined.
7432 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
7433 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
7436 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
7439 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
7440 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
7441 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
7443 2009-04-04 Richard Guenther <rguenther@suse.de>
7445 PR tree-optimization/8781
7446 PR tree-optimization/37892
7447 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
7448 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
7449 (valueize_refs): Call it for *& valueizations.
7450 (shared_reference_ops_from_ref): Rename to ...
7451 (valueize_shared_reference_ops_from_ref): ... this and valueize.
7452 (shared_reference_ops_from_call): Rename to ...
7453 (valueize_shared_reference_ops_from_call): ... this and valueize.
7454 (vn_reference_lookup): Update.
7455 (visit_reference_op_call): Likewise.
7456 * tree-ssa-pre.c (phi_translate_1): Fold *&.
7457 (eliminate): Value-replace the call address in call statements.
7459 2009-04-04 Richard Guenther <rguenther@suse.de>
7461 PR tree-optimization/39636
7462 * tree-ssa-forwprop.c
7463 (forward_propagate_addr_into_variable_array_index): Check for
7464 GIMPLE_ASSIGN before accessing the rhs code.
7466 2009-04-03 Jason Merrill <jason@redhat.com>
7468 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
7470 2009-04-03 Steve Ellcey <sje@cup.hp.com>
7472 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
7473 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
7474 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
7475 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
7476 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
7477 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
7478 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
7479 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
7480 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
7481 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
7482 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
7483 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
7484 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
7485 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
7486 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
7487 Use fr_reg_or_fp01_operand instead of fr_register_operand
7489 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
7490 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
7491 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
7493 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
7495 PR rtl-optimization/39607
7496 PR rtl-optimization/39631
7500 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7501 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
7502 instead of DF_LR_OUT.
7503 * ira-lives.c (process_bb_node_lives): Ditto.
7504 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
7505 instead of DF_LR_{OUT,IN}.
7506 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
7507 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
7509 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
7511 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
7512 (execute_lower_omp): Always run but take the short way out if -fopenmp
7514 (gate_lower_omp): Remove, forcing the pass manager to always run the
7515 pass and always set PROP_gimple_lomp.
7516 (pass_lower_omp): Remove gate function.
7517 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
7518 PROP_trees. Instead, require it.
7519 * ipa-cp.c (pass_ipa_cp): Likewise.
7520 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
7521 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
7522 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
7523 and PROP_gimple_leh.
7525 2009-04-03 Richard Guenther <rguenther@suse.de>
7528 PR tree-optimization/23940
7529 PR tree-optimization/33237
7532 PR tree-optimization/36201
7533 PR tree-optimization/36230
7534 PR tree-optimization/38049
7535 PR tree-optimization/38207
7536 PR tree-optimization/38230
7537 PR tree-optimization/38301
7538 PR tree-optimization/38585
7540 PR tree-optimization/38985
7541 PR tree-optimization/39299
7542 * tree-ssa-structalias.h: Remove.
7543 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
7544 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
7545 (struct vuse_element_d): Remove.
7546 (struct vuse_vec_d): Likewise.
7547 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
7548 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
7549 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
7550 VUSE_ELEMENT_VAR): Likewise.
7551 (struct voptype_d): Likewise.
7552 (NUM_VOP_FREE_BUCKETS): Likewise.
7553 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
7554 (struct stmt_operands_d): Remove.
7555 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
7556 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
7557 VDEF_NUM, VDEF_VECT): Likewise.
7558 (copy_virtual_operands): Remove.
7559 (operand_build_cmp): Likewise.
7560 (create_ssa_artificial_load_stmt): Likewise.
7561 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
7562 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
7563 vuse_index and mayuse_index members. Pack and move done and iter_type
7564 members to the front.
7565 (SSA_OP_VMAYUSE): Remove.
7566 (SSA_OP_VIRTUAL_USES): Adjust.
7567 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
7568 (unlink_stmt_vdef): Declare.
7569 (add_to_addressable_set): Remove.
7570 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
7571 (vrp_visit_stmt): Likewise.
7572 * doc/tree-ssa.texi (Alias analysis): Update.
7573 * doc/invoke.texi (max-aliased-vops): Remove docs.
7574 (avg-aliased-vops): Likewise.
7575 * tree-into-ssa.c (syms_to_rename): Remove.
7576 (need_to_update_vops_p): Likewise.
7577 (need_to_initialize_update_ssa_p): Rename to ...
7578 (update_ssa_initialized_fn): ... this. Track function we are
7580 (symbol_marked_for_renaming): Simplify.
7581 (add_new_name_mapping): Do not set need_to_update_vops_p.
7582 (dump_currdefs): Use SYMS_TO_RENAME.
7583 (rewrite_update_stmt): Always walk all uses/defs.
7584 (dump_update_ssa): Adjust.
7585 (init_update_ssa): Take function argument. Track what we are
7587 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
7588 (create_new_def_for): Initialize for cfun, assert we are initialized
7590 (mark_sym_for_renaming): Simplify.
7591 (mark_set_for_renaming): Do not initialize update-ssa.
7592 (need_ssa_update_p): Simplify. Take function argument.
7593 (name_mappings_registered_p): Assert we ask for the correct function.
7594 (name_registered_for_update_p): Likewise.
7595 (ssa_names_to_replace): Likewise.
7596 (release_ssa_name_after_update_ssa): Likewise.
7597 (update_ssa): Likewise. Use SYMS_TO_RENAME.
7598 (dump_decl_set): Do not print a newline.
7599 (debug_decl_set): Do it here.
7600 (dump_update_ssa): And here.
7601 * tree-ssa-loop-im.c (move_computations): Adjust.
7602 (movement_possibility): Likewise.
7603 (determine_max_movement): Likewise.
7604 (gather_mem_refs_stmt): Likewise.
7605 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
7607 * tree-complex.c (update_all_vops): Remove.
7608 (expand_complex_move): Adjust.
7609 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
7610 Simplify test for memory referencing statement. Exclude
7611 non-invariant ADDR_EXPRs.
7612 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
7613 * tree-loop-distribution.c (generate_memset_zero): Adjust.
7614 (rdg_flag_uses): Likewise.
7615 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
7617 (tree_optimize_tail_calls_1): Also split the
7618 edge from the entry block if we have degenerate PHI nodes in
7619 the first basic block.
7620 * tree.c (init_ttree): Remove memory-tag related code.
7621 (tree_code_size): Likewise.
7622 (tree_node_structure): Likewise.
7623 (build7_stat): Re-write to be build6_stat.
7624 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
7625 (SSA_VAR_P): Adjust.
7626 (struct tree_memory_tag): Remove.
7627 (struct tree_memory_partition_tag): Likewise.
7628 (union tree_node): Adjust.
7629 (build7): Re-write to be build6.
7630 * tree-pass.h (pass_reset_cc_flags): Remove.
7631 (TODO_update_address_taken): New flag.
7632 (pass_simple_dse): Remove.
7633 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
7634 * params.h (MAX_ALIASED_VOPS): Remove.
7635 (AVG_ALIASED_VOPS): Likewise.
7636 * omp-low.c (expand_omp_taskreg): Update SSA form.
7637 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
7638 aliases the lhs in a copy stmt.
7639 * tree-ssa-dse.c (struct address_walk_data): Remove.
7640 (memory_ssa_name_same): Likewise.
7641 (memory_address_same): Likewise.
7642 (get_kill_of_stmt_lhs): Likewise.
7643 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
7644 unused stores. Look through PHI nodes into post-dominated regions.
7645 (dse_optimize_stmt): Simplify. Properly remove stores.
7646 (tree_ssa_dse): Compute dominators.
7647 (execute_simple_dse): Remove.
7648 (pass_simple_dse): Likewise.
7649 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
7650 gimple_loaded_syms and gimple_stored_syms computation.
7651 * toplev.c (dump_memory_report): Dump alias and pta stats.
7652 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
7653 (vn_reference_eq): Likewise.
7654 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
7655 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
7656 valueize_vuses): Remove.
7657 (get_def_ref_stmt_vuses): Simplify. Rename to ...
7658 (get_def_ref_stmt_vuse): ... this.
7659 (vn_reference_lookup_2): New function.
7660 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
7661 walking equivalent vuses. Simplify.
7662 (vn_reference_lookup): Likewise.
7663 (vn_reference_insert): Likewise.
7664 (vn_reference_insert_pieces): Likewise.
7665 (visit_reference_op_call): Simplify.
7666 (visit_reference_op_load): Likewise.
7667 (visit_reference_op_store): Likewise.
7668 (init_scc_vn): Remove shared_lookup_vuses initialization.
7669 (free_scc_vn): Remove shared_lookup_vuses freeing.
7670 (sort_vuses, sort_vuses_heap): Remove.
7671 (get_ref_from_reference_ops): Export.
7672 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
7673 vector with single vuse pointer.
7674 (vn_reference_lookup_pieces, vn_reference_lookup,
7675 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
7676 (shared_vuses_from_stmt): Remove.
7677 (get_ref_from_reference_ops): Declare.
7678 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
7679 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
7680 memory-tag related code.
7681 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
7682 (likely_value): Add comment, skip static-chain of call statements.
7683 (surely_varying_stmt_p): Adjust.
7684 (gimplify_and_update_call_from_tree): Likewise.
7685 (execute_fold_all_builtins): Do not rebuild alias info.
7686 (gimplify_and_update_call_from_tree): Properly update VOPs.
7687 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
7688 (copy_ref_info): Remove memory-tag related code.
7689 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
7690 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
7691 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
7693 * tree-ssa-dom.c (gimple_p): Remove typedef.
7694 (eliminate_redundant_computations): Adjust.
7695 (record_equivalences_from_stmt): Likewise.
7696 (avail_expr_hash): Likewise.
7697 (avail_expr_eq): Likewise.
7698 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
7699 (stmt_makes_single_load): Likewise.
7700 (stmt_makes_single_store): Likewise.
7701 * tree-ssa-alias.c: Rewrite completely.
7702 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
7703 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
7704 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
7705 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
7706 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
7707 Remove public functions.
7708 (pass_reset_cc_flags): Remove.
7709 (pass_build_alias): Move ...
7710 * tree-ssa-structalias.c (pass_build_alias): ... here.
7711 * tree-ssa-alias.c (may_be_aliased): Move ...
7712 * tree-flow-inline.h (may_be_aliased): ... here.
7713 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
7714 count_uses_and_derefs): Move ...
7715 * gimple.c: ... here.
7716 * gimple.h (count_uses_and_derefs): Declare.
7717 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
7718 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
7719 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
7720 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
7721 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
7722 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
7723 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
7725 * tree-dfa.c (refs_may_alias_p): Move ...
7726 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
7727 * tree-ssa-alias.h: New file.
7728 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
7729 (statement_sink_location): Likewise.
7730 * opts.c (decode_options): Do not adjust max-aliased-vops or
7731 avg-aliased-vops values.
7732 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
7733 (TV_CALL_CLOBBER): Likewise.
7734 (TV_FLOW_SENSITIVE): Likewise.
7735 (TV_FLOW_INSENSITIVE): Likewise.
7736 (TV_MEMORY_PARTITIONING): Likewise.
7737 (TV_ALIAS_STMT_WALK): New timevar.
7738 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
7739 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
7740 (get_address_description): Remove memory-tag related code.
7741 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
7742 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
7743 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
7744 and immediate uses in statements. Document.
7745 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
7746 (dump_symbols): Remove.
7747 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
7748 * alias.c (get_deref_alias_set): New function split out from ...
7749 (get_alias_set): ... here.
7750 * alias.h (get_deref_alias_set): Declare.
7751 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
7752 type parameter. Remove restrict pointer handling. Create a
7753 ref-all pointer in case type-based alias sets do not conflict.
7754 (vect_analyze_data_refs): Remove SMT related code.
7755 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
7756 (vectorizable_load): Likewise.
7757 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
7758 (DR_SYMBOL_TAG, DR_VOPS): Remove.
7759 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
7760 Ignore vops and SMTs.
7761 (dr_analyze_alias): Likewise..
7762 (free_data_ref): Likewise.
7763 (create_data_ref): Likewise.
7764 (analyze_all_data_dependences): Likewise.
7765 (get_references_in_stmt): Adjust.
7766 * tree-flow-inline.h (gimple_aliases_computed_p,
7767 gimple_addressable_vars, gimple_call_clobbered_vars,
7768 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
7769 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
7770 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
7771 gimple_mem_ref_stats): Remove.
7772 (gimple_vop): New function.
7773 (op_iter_next_use): Remove vuses and mayuses cases.
7774 (op_iter_next_def): Remove vdefs case.
7775 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
7776 (clear_and_done_ssa_iter): Do not set removed fields.
7777 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
7778 Assert we are not iterating over vuses or vdefs if not also
7779 iterating over uses or defs.
7780 (op_iter_init_use): Likewise.
7781 (op_iter_init_def): Likewise.
7782 (op_iter_next_vdef): Remove.
7783 (op_iter_next_mustdef): Likewise.
7784 (op_iter_init_vdef): Likewise.
7785 (compare_ssa_operands_equal): Likewise.
7786 (link_use_stmts_after): Handle vuse operand.
7787 (is_call_used): Use is_call_clobbered.
7788 (is_call_clobbered): Global variables are always call clobbered,
7789 query the call-clobbers bitmap.
7790 (mark_call_clobbered): Ignore global variables.
7791 (clear_call_clobbered): Likewise.
7792 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
7793 virtual operands sanity check.
7794 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
7796 (TARGET_MEM_REF): Remove TMR_TAG operand.
7797 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
7798 Remove call-clobber related code.
7799 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
7800 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
7801 partitions or escape reason.
7802 (get_single_def_stmt, get_single_def_stmt_from_phi,
7803 get_single_def_stmt_with_phi): Remove.
7804 (dump_referenced_vars): Tidy.
7805 (get_ref_base_and_extent): Allow bare decls.
7806 (collect_dfa_stats): Adjust.
7807 * graphite.c (rename_variables_in_stmt): Adjust.
7808 (graphite_copy_stmts_from_block): Likewise.
7809 (translate_clast): Likewise.
7810 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
7812 (translate_vuse_through_block): Use the oracle.
7813 (phi_translate_1): Adjust.
7814 (value_dies_in_block_x): Use the oracle. Cache the outcome
7816 (valid_in_sets): Check if the VUSE for
7817 a REFERENCE is available.
7818 (eliminate): Do not remove stmts during elimination,
7819 instead queue and remove them afterwards.
7820 (do_pre): Do not rebuild alias info.
7821 (pass_pre): Run TODO_rebuild_alias before PRE.
7822 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
7823 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
7824 (mark_all_v_defs_stmt): Remove.
7825 (mark_all_v_defs_seq): Adjust.
7826 (sra_replace): Likewise.
7827 (scalarize_use): Likewise.
7828 (scalarize_copy): Likewise.
7829 (scalarize_init): Likewise.
7830 (scalarize_ldst): Likewise.
7831 (todoflags): Remove.
7832 (tree_sra): Do not rebuild alias info.
7833 (tree_sra_early): Adjust.
7834 (pass_sra): Run TODO_update_address_taken before SRA.
7835 * tree-predcom.c (set_alias_info): Remove.
7836 (prepare_initializers_chain): Do not call it.
7837 (mark_virtual_ops_for_renaming): Adjust.
7838 (mark_virtual_ops_for_renaming_list): Remove.
7839 (initialize_root_vars): Adjust.
7840 (initialize_root_vars_lm): Likewise.
7841 (prepare_initializers_chain): Likewise.
7842 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
7843 (may_propagate_copy_into_stmt): Likewise.
7844 (merge_alias_info): Do nothing for now.
7845 (propagate_tree_value_into_stmt): Adjust.
7846 (stmt_may_generate_copy): Likewise.
7847 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
7848 not mark symbols for renaming.
7849 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
7850 with the same statement, make sure to update the new pointed-to one.
7851 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
7852 call statements, do not mark symbols for renaming.
7853 (mark_operand_necessary): Dump something.
7854 (ref_may_be_aliased): New function.
7855 (mark_aliased_reaching_defs_necessary_1): New helper function.
7856 (mark_aliased_reaching_defs_necessary): Likewise.
7857 (mark_all_reaching_defs_necessary_1): Likewise.
7858 (mark_all_reaching_defs_necessary): Likewise.
7859 (propagate_necessity): Do not process virtual PHIs. For
7860 non-aliased loads mark all reaching definitions as necessary.
7861 For aliased loads and stores mark the immediate dominating
7862 aliased clobbers as necessary.
7863 (visited): New global static.
7864 (perform_tree_ssa_dce): Free visited bitmap after propagating
7866 (remove_dead_phis): Perform simple dead virtual PHI removal.
7867 (remove_dead_stmt): Properly unlink virtual operands when
7869 (eliminate_unnecessary_stmts): Schedule PHI removal after
7871 * tree-ssa-ter.c (is_replaceable_p): Adjust.
7872 (process_replaceable): Likewise.
7873 (find_replaceable_in_bb): Likewise.
7874 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
7875 based on the single gimple vop.
7876 (verify_flow_insensitive_alias_info): Remove.
7877 (verify_flow_sensitive_alias_info): Likewise.
7878 (verify_call_clobbering): Likewise.
7879 (verify_memory_partitions): Likewise.
7880 (verify_alias_info): Likewise.
7881 (verify_ssa): Adjust..
7882 (execute_update_addresses_taken): Export. Update SSA
7883 manually. Optimize only when optimizing. Use a local bitmap.
7884 (pass_update_address_taken): Remove TODO_update_ssa, add
7886 (pass_update_address_taken): Just use TODO_update_address_taken.
7887 (init_tree_ssa): Do not initialize addressable_vars.
7888 (verify_ssa): Verify new VUSE / VDEF properties.
7889 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
7890 Do not call verify_alias_info.
7891 (delete_tree_ssa): Clear the VUSE, VDEF operands.
7892 Do not free the loaded and stored syms bitmaps. Reset the escaped
7893 and callused solutions. Do not free addressable_vars.
7894 Remove memory-tag related code.
7895 (warn_uninitialized_var): Aliases are always available.
7896 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
7897 * lambda-code.c (can_put_in_inner_loop): Adjust.
7898 (can_put_after_inner_loop): Likewise.
7899 (perfect_nestify): Likewise.
7900 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
7901 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
7902 (vectorizable_conversion): Do not mark symbols for renaming.
7903 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
7904 (expand_call_inline): Unlink the calls virtual operands before
7906 (tree_function_versioning): Do not call update_ssa if we are not
7907 updating clones. Simplify.
7908 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
7909 (propagate_with_phi): Likewise..
7910 * tree-outof-ssa.c (create_temp): Remove memory tag and call
7911 clobber code. Assert we are not aliased or global.
7912 * tree-flow.h: Include tree-ssa-alias.h
7913 (enum escape_type): Remove.
7914 (struct mem_sym_stats_d): Likewise.
7915 (struct mem_ref_stats_d): Likewise.
7916 (struct gimple_df): Add vop member. Remove global_var,
7917 call_clobbered_vars, call_used_vars, addressable_vars,
7918 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
7919 escaped and callused members.
7920 (struct ptr_info_def): Remove all members, add points-to solution
7922 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
7923 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
7924 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
7925 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
7926 (tree-ssa-alias.o): Likewise.
7927 (toplev.o): Add tree-ssa-alias.h
7928 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
7929 * gimple.c (gimple_set_bb): Fix off-by-one error.
7930 (is_gimple_reg): Do not handle memory tags.
7931 (gimple_copy): Also copy virtual operands.
7932 Delay updating the statement. Do not reset loaded and stored syms.
7933 (gimple_set_stored_syms): Remove.
7934 (gimple_set_loaded_syms): Likewise.
7935 (gimple_call_copy_skip_args): Copy the virtual operands
7936 and mark the new statement modified.
7937 * tree-ssa-structalias.c (may_alias_p): Remove.
7938 (set_uids_in_ptset): Take the alias set to prune with as
7939 parameter. Fold in the alias test of may_alias_p.
7940 (compute_points_to_sets): Compute whether a ptr is dereferenced
7942 (process_constraint): Deal with &ANYTHING on the lhs, reject all
7943 other ADDRESSOF constraints on the lhs.
7944 (get_constraint_for_component_ref): Assert that we don't get
7945 ADDRESSOF constraints from the base of the reference.
7946 Properly generate UNKNOWN_OFFSET for DEREF if needed.
7947 (struct variable_info): Remove collapsed_to member.
7948 (get_varinfo_fc): Remove.
7949 (new_var_info): Do not set collapsed_to.
7950 (dump_constraint): Do not follow cycles.
7951 (dump_constraint_graph): Likewise.
7952 (build_pred_graph): Likewise.
7953 (build_succ_graph): Likewise.
7954 (rewrite_constraints): Likewise.
7955 (do_simple_structure_copy): Remove.
7956 (do_rhs_deref_structure_copy): Remove.
7957 (do_lhs_deref_structure_copy): Remove.
7958 (collapse_rest_of_var): Remove.
7959 (do_structure_copy): Re-implement.
7960 (pta_stats): New global variable.
7961 (dump_pta_stats): New function.
7962 (struct constraint_expr): Make offset signed.
7963 (UNKNOWN_OFFSET): Define special value.
7964 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
7965 (solution_set_expand): New helper function split out from ...
7966 (do_sd_constraint): ... here.
7967 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
7968 (do_ds_constraint): Likewise.
7969 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
7970 and CALLUSED = *CALLUSED.
7971 (set_union_with_increment): Make inc argument signed.
7972 (type_safe): Remove.
7973 (get_constraint_for_ptr_offset): Handle unknown and negative
7975 (first_vi_for_offset): Handle offsets before start. Bail
7976 out early for offsets beyond the variable extent.
7977 (first_or_preceding_vi_for_offset): New function.
7978 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
7979 Together with ESCAPED = *ESCAPED this properly computes reachability.
7980 (find_what_var_points_to): New function.
7981 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
7982 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
7983 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
7984 pt_solutions_intersect): New functions.
7985 (compute_call_used_vars): Remove.
7986 (compute_may_aliases): New main entry into PTA computation.
7987 * gimple.h (gimple_p): New typedef.
7988 (struct gimple_statement_base): Remove references_memory_p.
7989 (struct gimple_statement_with_memory_ops_base): Remove
7990 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
7992 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
7993 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
7994 gimple_set_references_memory): Remove.
7995 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
7996 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
7998 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
7999 (verify_expr): Allow RESULT_DECL.
8000 (gimple_duplicate_bb): Do not copy virtual operands.
8001 (gimple_duplicate_sese_region): Adjust.
8002 (gimple_duplicate_sese_tail): Likewise.
8003 (mark_virtual_ops_in_region): Remove.
8004 (move_sese_region_to_fn): Do not call it.
8005 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
8006 and pass_simple_dse.
8007 (execute_function_todo): Handle TODO_update_address_taken,
8008 call execute_update_addresses_taken for TODO_rebuild_alias.
8009 (execute_todo): Adjust.
8010 (execute_one_pass): Init dump files early.
8011 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
8013 (create_general_new_stmt): Clear vops.
8014 * tree-ssa-reassoc.c (get_rank): Adjust.
8015 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
8016 symbols for renaming.
8017 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
8018 (PARAM_AVG_ALIASED_VOPS): Likewise.
8019 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
8020 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
8021 * tree-ssa-operands.c: Simplify for new virtual operand representation.
8022 (operand_build_cmp, copy_virtual_operands,
8023 create_ssa_artificial_load_stmt, add_to_addressable_set,
8024 gimple_add_to_addresses_taken): Remove public functions.
8025 (unlink_stmt_vdef): New function.
8027 2009-04-03 Alan Modra <amodra@bigpond.net.au>
8029 * config.gcc (powerpc-*-linux*): Merge variants.
8031 2009-04-02 Chao-ying Fu <fu@mips.com>
8032 James Grosbach <james.grosbach@microchip.com>
8034 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
8035 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
8037 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
8038 keep_interrupts_masked_p, use_debug_exception_return_p.
8039 (mips_attribute_table): Add interrupt, use_shadow_register_set,
8040 keep_interrupts_masked, use_debug_exception_return.
8041 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
8042 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
8044 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
8045 (mips_print_operand): Process COP0 registers to print $0 .. $31
8046 correctly for GAS to process.
8047 (mips_interrupt_extra_call_saved_reg_p): New function.
8048 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
8050 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
8051 (mips_compute_frame_info): Add supports for interrupt context that
8052 includes doubleword accumulators and COP0 registers.
8053 (mips_for_each_saved_acc): New function.
8054 (mips_for_each_saved_gpr_and_fpr): Change the function name from
8055 mips_for_each_saved_reg.
8056 (mips_save_reg): Save accumulators.
8057 (mips_kernel_reg_p): A new for_each_rtx callback.
8058 (mips_expand_prologue): Support interrupt handlers.
8059 (mips_restore_reg): Restore accumulators.
8060 (mips_expand_epilogue): Support interrupt handlers.
8061 (mips_can_use_return_insn): Return false for interrupt handlers.
8062 (mips_epilogue_uses): New function.
8063 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
8064 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
8065 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
8066 cop0_move): New instructions.
8067 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
8068 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
8070 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
8072 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
8073 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
8074 interrupt handlers, we use K0 as the temporary register.
8075 (EPILOGUE_USES): Change to a function call.
8076 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
8077 handlers, we use K0 as the temporary register.
8079 * doc/extend.texi (Function Attributes): Document interrupt,
8080 use_shadow_register_set, keep_interrupts_masked,
8081 use_debug_exception_return for MIPS attributes.
8083 2009-04-03 Alan Modra <amodra@bigpond.net.au>
8085 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
8086 Remove a number of t-files from tmake_file.
8087 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
8088 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
8089 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
8090 target_prototype, not TARGET_PROTOTYPE.
8091 (LINK_OS_GNU_SPEC): Define.
8092 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
8093 and darwin-ldoubdle.c.
8095 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8098 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
8099 (cpp_options): Ditto.
8100 (default_compilers): Ditto.
8101 (display_help): Ditto.
8102 (process_command): Ditto.
8104 (set_input): Use lbasename instead of duplicate code.
8105 (save_temps_prefix): New static for -save-temps=obj.
8106 (save_temps_length): Ditto.
8108 * doc/invoke.texi (-save-temps=obj): Document new variant to
8111 2009-04-02 Jeff Law <law@redhat.com>
8113 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
8116 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
8118 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
8119 * configure: Regenerated.
8121 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8123 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
8124 share the argument list.
8126 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8130 2009-02-12 Diego Novillo <dnovillo@google.com>
8132 * varpool.c (debug_varpool): New.
8133 * cgraph.h (debug_varpool): Declare.
8135 2009-04-02 Jan Hubicka <jh@suse.cz>
8137 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
8140 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
8142 * config/i386/i386.c (ix86_abi): Move initialization to ...
8143 (override_options): Here.
8145 2009-04-02 Christian Bruel <christian.bruel@st.com>
8147 * config/sh/sh.c (sh_dwarf_register_span): New function.
8148 (TARGET_DWARF_REGISTER_SPAN): Define.
8149 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
8151 2009-04-02 Ira Rosen <irar@il.ibm.com>
8153 PR tree-optimization/39595
8154 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
8155 interleaved loads group is not greater than the SLP group size.
8157 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8159 * builtins.c (is_builtin_name): New.
8160 (called_as_built_in): Use is_builtin_name.
8161 * tree.h (is_builtin_name): New.
8162 * varasm.c (incorporeal_function_p): Use is_builtin_name
8164 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
8166 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
8168 2009-04-02 Dodji Seketeli <dodji@redhat.com>
8171 * c-decl.c (clone_underlying_type): Move this ...
8172 * c-common.c (set_underlying_type): ... here.
8173 Also, make sure the function properly sets TYPE_STUB_DECL() on
8174 the newly created typedef variant type.
8175 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
8176 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
8179 2009-04-02 Richard Guenther <rguenther@suse.de>
8181 PR tree-optimization/37221
8182 * tree-flow.h (degenerate_phi_result): Declare.
8183 * tree-ssa-dom.c (degenerate_phi_result): Export.
8184 * tree-scalar-evolution.c (analyze_initial_condition): If
8185 the initial condition is defined by a degenerate PHI node
8186 use the degenerate value.
8188 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
8190 PR rtl-optimization/39588
8191 * combine.c (merge_outer_ops): Do not set the constant when this
8193 (simplify_shift_const_1): Do not modify it either in this case.
8195 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
8197 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
8198 tuning is deprecated if -mtune value is set to an Itanium1 variant.
8200 2009-04-01 Janis Johnson <janis187@us.ibm.com>
8203 * c-lex.c (interpret_float): Default (no suffix) is double.
8205 2009-04-1 Xinliang David Li <davidxl@google.com>
8207 * config/i386/i386.c (legitimate_constant_p): Recognize
8208 all one vector constant.
8210 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8212 * config/vax/vax.c: Add #includes to silence warnings.
8213 Change #include order to silence two warnings.
8215 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8217 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
8218 (ASM_SPEC): Pass -k to the assembler for PIC code.
8220 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8222 * config.gcc: Add vax-*-linux* to the switch.
8223 * config/vax/linux.h: New file. (TARGET_VERSION,
8224 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
8226 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8228 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
8229 Use predicate macros instead of GET_CODE() == foo.
8230 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
8231 ashlsi3, rotrsi3, <unnamed>): Likewise.
8233 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8235 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
8236 jbbccihi, jbbccisi): Remova trailing whitespace.
8237 * config/vax/constraints.md: Likewise.
8238 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8239 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
8240 * config/vax/predicates.md: Likewise.
8241 * config/vax/vax.c (print_operand_address, vax_output_int_move,
8242 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
8243 * config/vax/vax.h: Likewise.
8244 * config/vax/vax.md (nonlocal_goto): Likewise.
8246 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8248 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
8249 (indirectable_address_p, adjacent_operands_p): Add spaces around
8251 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
8253 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8255 * config/vax/vax.c (legitimate_constant_address_p,
8256 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
8257 index_term_p, reg_plus_index_p, legitimate_address_p,
8258 vax_mode_dependent_address_p): Update comments to match functions
8259 modified by the recent int->bool conversion.
8261 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8263 * config/vax/builtins.md: Update copyright message.
8264 * config/vax/constraints.md: Likewise.
8265 * config/vax/netbsd-elf.h: Likewise.
8266 * config/vax/predicates.md: Likewise.
8267 * config/vax/vax-protos.h: Likewise.
8268 * config/vax/vax.c: Likewise.
8269 * config/vax/vax.h: Likewise.
8270 * config/vax/vax.md: Likewise.
8271 * config/vax/vax.opt: Likewise.
8273 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8275 * config/vax/builtins.md (ffssi2, ffssi2_internal,
8276 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
8277 * config/vax/constraints.md (B, R): Likewise.
8278 * config/vax/predicates.md (external_memory_operand,
8279 nonimmediate_addsub_di_operand): Likewise.
8280 * config/vax/vax.c (vax_output_int_add): Likewise.
8281 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
8282 untyped_call): Likewise.
8284 2009-04-01 Matt Thomas <matt@3am-software.com>
8286 * config/vax/predicates.md: New file.
8287 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
8288 external_const_operand, nonsymbolic_operand, external_memory_operand,
8289 indirect_memory_operand, indexed_memory_operand,
8290 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
8291 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
8293 * config/vax/constraints.md: New file.
8294 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
8296 * config/vax/builtins.md: New file.
8297 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
8298 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
8300 * config/vax/vax.opt (mqmath): Add option.
8301 * config/vax/vax.md (isfx): Extend with DI.
8302 (VAXintQH, VAXintQHSD): Define.
8303 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
8304 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
8305 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
8306 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
8307 (movdi): Update constraints and use vax_output_int_move().
8308 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
8309 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
8310 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
8311 nonlocal_goto): New.
8312 (mov<mode>): Extend accepted operand types.
8313 (subdi3_old): Rename from subdi3, change update constraints and use
8314 a new implementation.
8315 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
8316 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
8317 MOVE_RATIO, CLEAR_RATIO): Define.
8318 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
8319 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
8320 (PRINT_OPERAND): Redefine using a function instead of inlined code.
8321 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
8322 (split_quadword_operands): Make static and really allow variable
8324 (print_operand_address): Update for PIC generation.
8325 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
8326 indexable_address_p, fixup_mathdi_operand,
8327 vax_expand_addsub_di_operands, adjacent_operands_p): New.
8328 (vax_float_literal, legitimate_constant_p,
8329 indirectable_constant_address_p, index_term_p,
8330 reg_plus_index_p): Return bool instead of int.
8331 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
8333 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
8335 (vax_output_conditional_branch): Indent.
8336 (legitimate_constant_address_p, indirectable_constant_address_p,
8337 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
8338 vax_mode_dependent_address_p): Return bool instead of int, update for
8340 * config/vax/vax-protos.h (legitimate_constant_address_p,
8341 legitimate_constant_p, legitimate_address_p,
8342 vax_mode_dependent_address_p): Change declaration to bool.
8343 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
8344 vax_expand_addsub_di_operands, vax_output_int_subtract,
8345 vax_output_movmemsi): Declare.
8346 (split_quadword_operands, vax_float_literal): Delete declaration.
8347 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
8348 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
8349 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
8350 ASM_OUTPUT_DWARF_PCREL): Define.
8351 (ASM_SPEC): Change definition to allow PIC generation.
8353 2009-04-01 Steve Ellcey <sje@cup.hp.com>
8355 * doc/sourcebuild.texi: Update front-end requirements.
8357 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8360 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
8361 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
8362 (booldi3_internal3): Use boolean_or_operator instead of
8365 2009-04-01 Joseph Myers <joseph@codesourcery.com>
8368 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
8369 declarator whose size is not an integer constant expression but
8370 folds to an integer constant, then treat it as a constant
8373 2009-04-01 Richard Guenther <rguenther@suse.de>
8375 * fold-const.c (fold_plusminus_mult_expr): Do not fold
8376 i * 4 + 2 to (i * 2 + 1) * 2.
8378 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8381 * c-parser.c (c_parser_asm_statement): Skip until close paren and
8382 return if c_parser_asm_string_literal returned NULL.
8384 2009-04-01 Nick Clifton <nickc@redhat.com>
8386 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
8388 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
8389 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
8390 other typedefs to avoid conflicts with libgcc2.c. Define labels
8391 to gain 16-bit bit-manipulation functions from libgcc2.c and then
8393 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
8394 to gain 16-bit trapping arithmetic functions from libgcc2.c and
8397 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
8399 * varasm.c (default_function_rodata_section): Declare DOT as
8402 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
8403 Andrey Galkin <agalkin@hypercom.com>
8406 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
8407 Make object_name unique for each process.
8409 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8412 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
8413 addressable variables in the parallel that could go out of scope while
8414 running queued tasks.
8416 2009-04-01 Anatoly Sokolov <aesok@post.ru>
8418 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
8419 (CASE_VALUES_THRESHOLD): Redefine.
8420 * config/avr/avr.c (avr_override_options): Remove initialization of
8421 avr_case_values_threshold variable.
8422 (avr_case_values_threshold): Remove variable. Add new function.
8423 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
8424 * config/avr/avr.opt (mno-tablejump): Remove option.
8425 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
8427 2009-04-01 DJ Delorie <dj@redhat.com>
8429 * varasm.c (default_function_rodata_section): Don't assume
8430 anything about where the first '.' in the section name is.
8432 2009-04-01 Alan Modra <amodra@bigpond.net.au>
8434 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
8435 rs6000_emit_stack_tie.
8437 2009-03-31 Ian Lance Taylor <iant@google.com>
8439 * tree-eh.c (tree_remove_unreachable_handlers): Compare
8440 gimple_code with GIMPLE_RESX, not RESX.
8442 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8444 * c-common.c (c_get_ident): New.
8445 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
8447 2009-04-01 Ben Elliston <bje@au.ibm.com>
8449 * config/rs6000/sysv4.opt (msdata): Improve option description.
8451 2009-03-31 Steve Ellcey <sje@cup.hp.com>
8453 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
8454 (divdf3_internal_lat): Remove.
8455 (divxf3_internal_lat): Remove.
8456 (divxf3_internal_thr): Remove.
8457 (divxf): Use divxf3_internal.
8458 * config/ia64/div.md (divsf3_internal_lat): New.
8459 (divdf3_internal_lat): New.
8460 (divxf3_internal): New.
8462 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8465 * Makefile.in (USE_GCC_STDINT): Define.
8466 (stmp-int-hdrs): Install stdint.h if applicable.
8467 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
8469 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
8470 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
8471 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
8472 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8473 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8474 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8475 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8476 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8477 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8478 (c_common_nodes_and_builtins): Initialize
8479 underlying_wchar_type_node. Do not initialize
8480 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
8481 nodes for new types.
8482 (c_stddef_cpp_builtins): Define macros for new types.
8483 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
8485 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
8486 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
8487 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
8488 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
8489 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
8490 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
8491 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
8492 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
8493 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
8494 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
8495 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
8496 int16_type_node, int32_type_node, int64_type_node,
8497 uint8_type_node, uint16_type_node, c_uint32_type_node,
8498 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
8499 int_least32_type_node, int_least64_type_node,
8500 uint_least8_type_node, uint_least16_type_node,
8501 uint_least32_type_node, uint_least64_type_node,
8502 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
8503 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
8504 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
8505 uintptr_type_node): Define.
8506 * c-cppbuiltin.c (builtin_define_constants,
8507 builtin_define_type_minmax): New.
8508 (builtin_define_stdint_macros): Define more macros.
8509 (c_cpp_builtins): Define more limit macros.
8511 (builtin_define_type_max): Define in terms of
8512 builtin_define_type_minmax. Remove is_long parameter. All
8514 * config.gcc (use_gcc_stdint): Define.
8515 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
8516 Add newlib-stdint.h for generic targets.
8517 * config/glibc-stdint.h, config/newlib-stdint.h,
8518 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
8519 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
8520 * config/score/score.h (UINTPTR_TYPE): Define.
8521 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8522 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8523 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8524 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8525 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8526 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8527 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8528 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8529 * config/spu/spu.h (STDINT_LONG32): Define.
8530 * configure.ac (use_gcc_stdint): Substitute.
8531 * configure: Regenerate.
8532 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
8533 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
8534 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
8535 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
8536 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
8537 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
8538 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
8539 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
8540 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
8541 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
8542 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
8543 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
8544 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
8545 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
8546 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
8547 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
8548 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
8549 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
8550 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
8551 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
8552 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
8553 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
8554 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
8555 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8556 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8557 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8558 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8559 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8560 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
8562 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
8564 * loop-iv.c (suitable_set_for_replacement): Renamed from
8565 simplify_using_assignment; changed to return bool and to accept new
8566 args DEST and SRC. Return true iff we find a source/destination pair
8567 that can be used to make a replacement, and fill SRC and DEST if so.
8568 Remove arg ALTERED. Don't deal with altered regs here. All callers
8570 (simplify_using_initial_values): Deal with altered regs here and track
8571 more precisely the effect they have on the validity of our expression.
8573 * loop-iv.c (simplify_using_condition): A condition of the form
8574 (EQ REG CONST) can be used to simply make a substitution.
8575 (simplify_using_initial_values): Keep track of conditions we have seen
8576 and keep using them to simplify new expressions, while applying the
8577 same substitutions to them as to the expression.
8579 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8580 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
8583 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
8584 changed. Use this when trying to improve the upper bound.
8585 Generate the comparison by using simplify_gen_relational.
8587 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
8589 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
8591 (simplify_using_assignment, simplify_using_initial_values): Call
8592 replace_in_expr to make replacements. Call replace_single_def_regs
8593 once on the initial version of the expression.
8595 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8598 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
8600 2009-03-31 Richard Guenther <rguenther@suse.de>
8603 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
8604 equality comparisons. Fold C - X CMP X if C % 2 == 1.
8606 2009-03-31 Richard Guenther <rguenther@suse.de>
8608 * tree.h (div_if_zero_remainder): Declare.
8609 * fold-const.c (div_if_zero_remainder): Export.
8610 * tree-ssa-forwprop.c
8611 (forward_propagate_addr_into_variable_array_index): Handle
8612 constant array index addition outside of the variable index.
8614 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8617 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
8618 define_splits, floatunssi<mode>2): Require x87 conversions from
8619 DImode to be permitted.
8621 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8623 PR preprocessor/15638
8624 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
8626 2009-03-31 Richard Guenther <rguenther@suse.de>
8630 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
8631 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
8632 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
8633 a separate statement.
8634 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
8635 (lookup_tmp_var): Likewise.
8636 (is_gimple_formal_tmp_or_call_rhs): Remove.
8637 (is_gimple_reg_or_call_rhs): Rename to ...
8638 (is_gimple_reg_rhs_or_call): ... this.
8639 (is_gimple_mem_or_call_rhs): Rename to ...
8640 (is_gimple_mem_rhs_or_call): ... this.
8641 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
8642 DECL_GIMPLE_REG_P only if is_formal is true.
8643 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
8644 for non-proper post-modify expression gimplification.
8645 (gimplify_self_mod_expr): For post-modify expressions gimplify
8646 the lvalue to a minimal lvalue.
8647 (rhs_predicate_for): Remove formal temp case.
8648 (gimplify_modify_expr_rhs): Likewise.
8649 (gimplify_addr_expr): Use is_gimple_reg.
8650 (gimplify_expr): Remove formal temp cases.
8651 (gimple_regimplify_operands): Likewise.
8652 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
8653 and FILTER_EXPR like constants.
8654 * gimple.c (walk_gimple_op): Fix val_only initialization, use
8656 (is_gimple_formal_tmp_rhs): Remove.
8657 (is_gimple_reg_rhs): Remove special casing.
8658 (is_gimple_mem_rhs): Fix.
8659 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
8660 (is_gimple_formal_tmp_var): Remove.
8661 (is_gimple_formal_tmp_reg): Likewise.
8662 (is_gimple_min_lval): Allow invariant component ref parts.
8663 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
8664 is_gimple_formal_tmp_reg): Remove declarations.
8665 * tree-cfg.c (verify_expr): Verify that variables with address
8666 taken do not have DECL_GIMPLE_REG_P set.
8667 * tree-mudflap.c (mf_build_check_statement_for): Use
8668 force_gimple_operand instead of gimplify_expr.
8670 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
8672 * modulo-sched.c (sms_schedule_by_order): Pass the actual
8673 schedulable rows to compute_split_row.
8675 2009-03-31 Ben Elliston <bje@au.ibm.com>
8678 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
8681 2009-03-31 Alan Modra <amodra@bigpond.net.au>
8683 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
8684 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
8685 * configure: Regenerate.
8686 * config.in: Regenerate.
8687 * config/rs6000/rs6000.opt (mtls-markers): Add.
8688 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
8689 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
8690 (tls_ld_aix, tls_ld_sysv): Likewise.
8691 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
8692 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
8694 2009-03-31 Alan Modra <amodra@bigpond.net.au>
8696 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
8698 2009-03-30 Jan Hubicka <jh@suse.cz>
8700 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
8702 (tree_remove_unreachable_handlers): Cleanup EH predecestor
8703 detection and label handling.
8705 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
8707 * ira-int.h (ira_allocno): Rename left_conflicts_num to
8708 left_conflicts_size.
8709 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
8710 ALLOCNO_LEFT_CONFLICTS_SIZE.
8712 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
8713 remove_allocno_from_bucket_and_push,
8714 allocno_spill_priority_compare, push_allocnos_to_stack,
8715 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
8716 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
8717 (setup_allocno_left_conflicts_num): Ditto. Rename to
8718 setup_allocno_left_conflicts_size.
8719 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
8720 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
8721 setup_allocno_left_conflicts_size instead of
8722 setup_allocno_left_conflicts_num.
8724 * ira-build.c (ira_create_allocno): Use
8725 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
8726 ALLOCNO_LEFT_CONFLICTS_NUM.
8728 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
8730 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
8731 instead of DF_LR_OUT.
8733 * ira-lives.c (process_bb_node_lives): Ditto.
8735 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
8736 instead of DF_LR_{OUT,IN}.
8738 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
8740 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
8742 2009-03-30 Jan Hubicka <jh@suse.cz>
8744 * except.c (label_to_region_map): Fix thinko.
8746 2009-03-30 Steve Ellcey <sje@cup.hp.com>
8749 * tree.h (tree_find_value): New declaration.
8750 * tree.c (tree_find_value): New function.
8751 * varasm.c (assemble_external): Avoid duplicate entries on lists.
8753 2009-03-30 Jakub Jelinek <jakub@redhat.com>
8756 * c-decl.c (struct c_binding): Add locus field.
8757 (bind): Add locus argument, set locus field from it.
8758 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
8759 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
8760 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
8761 implicitly_declare, undeclared_variable, lookup_label,
8762 declare_label, c_make_fname_decl, c_builtin_function,
8763 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
8766 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
8769 * config/i386/i386.c (classify_argument): Check total size of
8772 2009-03-30 Martin Jambor <mjambor@suse.cz>
8774 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
8775 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
8776 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
8779 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
8780 seen_variable_array_ref while also traversing a union.
8782 * tree-inline.c (optimize_inline_calls): Do not call
8783 cgraph_node_remove_callees.
8784 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
8785 (pass_remove_cgraph_callee_edges): New variable.
8786 * passes.c (init_optimization_passes): Add
8787 pass_remove_cgraph_callee_edges after early inlining and before all
8788 late intraprocedural passes.
8790 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
8792 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8794 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
8797 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8799 * combine.c (simplify_comparison): Use have_insn_for.
8800 * dojump.c (do_jump): Likewise.
8802 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8804 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
8805 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
8806 sparc_compare_op0 like sparc_compare_emitted used to be handled.
8807 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
8808 instead of sparc_compare_emitted.
8809 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
8810 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
8811 instead of sparc_compare_emitted.
8813 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8815 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
8816 enter/exit cfglayout mode.
8817 (pass_partition_block): Require it.
8818 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
8819 (combine_instructions): Track basic blocks instead of labels.
8820 (update_cfg_for_uncondjump): New.
8821 (try_combine): Use it. Update jumps after rescanning.
8822 (pass_combine): Require PROP_cfglayout.
8823 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
8825 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8827 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
8828 Provide/destroy PROP_cfglayout respectively.
8829 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
8830 * tree-pass.h (PROP_cfglayout): New.
8832 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8834 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
8835 fold_convert_const_fixed_from_fixed,
8836 fold_convert_const_fixed_from_int,
8837 fold_convert_const_fixed_from_real, fold_negate_const): Do not
8838 set TREE_CONSTANT_OVERFLOW.
8839 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
8840 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
8842 2009-03-30 Ira Rosen <irar@il.ibm.com>
8844 * tree-vect-loop-manip.c: New file.
8845 * tree-vectorizer.c: Update documentation and included files.
8846 (vect_loop_location): Make extern.
8847 (rename_use_op): Move to tree-vect-loop-manip.c
8848 (rename_variables_in_bb, rename_variables_in_loop,
8849 slpeel_update_phis_for_duplicate_loop,
8850 slpeel_update_phi_nodes_for_guard1,
8851 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
8852 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
8853 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
8854 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
8855 find_loop_location): Likewise.
8856 (new_stmt_vec_info): Move to tree-vect-stmts.c.
8857 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
8858 get_vectype_for_scalar_type, vect_is_simple_use,
8859 supportable_widening_operation, supportable_narrowing_operation):
8861 (bb_in_loop_p): Move to tree-vect-loop.c.
8862 (new_loop_vec_info, destroy_loop_vec_info,
8863 reduction_code_for_scalar_code, report_vect_op,
8864 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
8865 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
8866 (vect_supportable_dr_alignment): Likewise.
8867 * tree-vectorizer.h (tree-data-ref.h): Include.
8868 (vect_loop_location): Declare.
8869 Reorganize function declarations according to the new file structure.
8870 * tree-vect-loop.c: New file.
8871 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
8872 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
8873 * tree-vect-data-refs.c: New file.
8874 * tree-vect-patterns.c (timevar.h): Don't include.
8875 * tree-vect-stmts.c: New file.
8876 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
8877 tree-vect-slp.c, tree-vect-loop.c.
8878 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
8879 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
8880 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
8881 (tree-vect-analyze.o): Remove.
8882 (tree-vect-transform.o): Likewise.
8883 (tree-vect-data-refs.o): Add rule.
8884 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
8885 tree-vect-slp.o): Likewise.
8886 (tree-vect-patterns.o): Remove redundant dependencies.
8887 (tree-vectorizer.o): Likewise.
8888 * tree-vect-slp.c: New file.
8890 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8892 * optc-gen.awk: Warn if an option flag has multiple different
8895 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
8897 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
8898 -floop-block): Document dependences on PPL, CLooG and Graphite.
8900 2009-03-30 Joseph Myers <joseph@codesourcery.com>
8902 PR rtl-optimization/323
8903 * c-common.c (c_fully_fold, convert_and_check,
8904 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
8905 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
8906 * c-common.def (EXCESS_PRECISION_EXPR): New.
8907 * c-cppbuiltin.c (builtin_define_float_constants): Define
8908 constants with enough digits for long double.
8909 * c-lex.c (interpret_float): Interpret constant with excess
8910 precision where appropriate.
8911 * c-opts.c (c_common_post_options): Set
8912 flag_excess_precision_cmdline. Give an error for
8913 -fexcess-precision=standard for C++ for processors where the
8914 option is significant.
8915 * c-parser.c (c_parser_conditional_expression): Handle excess
8916 precision in condition.
8917 * c-typeck.c (convert_arguments): Handle arguments with excess
8919 (build_unary_op): Move excess precision outside operation.
8920 (build_conditional_expr): Likewise.
8921 (build_compound_expr): Likewise.
8922 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
8923 (build_modify_expr): Handle excess precision in RHS.
8924 (convert_for_assignment): Handle excess precision in converted
8926 (digest_init, output_init_element, process_init_element): Handle
8927 excess precision in initializer.
8928 (c_finish_return): Handle excess precision in return value.
8929 (build_binary_op): Handle excess precision in operands and add
8930 excess precision as needed for operation.
8931 * common.opt (-fexcess-precision=): New option.
8932 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
8933 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
8934 For standard excess precision, output explicit conversion to and
8935 truncation from XFmode.
8936 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
8937 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
8938 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
8939 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
8940 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
8941 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
8942 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
8943 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
8944 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
8945 define_splits, sqrt<mode>2): Disable where appropriate for
8946 standard excess precision.
8947 * convert.c (convert_to_real): Do not shorten arithmetic to type
8948 for which excess precision would be used.
8949 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
8950 * doc/invoke.texi (-fexcess-precision=): Document option.
8951 (-mfpmath=): Correct index entry.
8952 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
8953 flag_excess_precision): New.
8954 * langhooks.c (lhd_post_options): Set
8955 flag_excess_precision_cmdline.
8956 * opts.c (common_handle_option): Handle -fexcess-precision=.
8957 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
8958 init_excess_precision): New.
8959 (lang_dependent_init_target): Call init_excess_precision.
8960 * tree.c (excess_precision_type): New.
8961 * tree.h (excess_precision_type): Declare.
8963 2009-03-30 Joseph Myers <joseph@codesourcery.com>
8966 * c-typeck.c (build_component_ref): Do not copy qualifiers from
8967 non-lvalue to component.
8969 2009-03-29 Joseph Myers <joseph@codesourcery.com>
8971 PR preprocessor/34695
8972 * Makefile.in (c-opts.o): Depend on c-tree.h.
8973 * c-common.c: Move down include of diagnostic.h.
8974 (done_lexing, c_cpp_error): New.
8975 * c-common.h (done_lexing): Declare.
8976 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
8978 * c-opts.c: Include c-tree.h.
8979 (c_common_init_options): Set preprocessor error callback.
8980 (c_common_handle_option): Do not set preprocessor
8981 inhibit_warnings, warnings_are_errors, warn_system_headers,
8982 pedantic_errors or inhibit_warnings flags.
8983 (c_common_post_options): Do not check cpp_errors (parse_in).
8984 (c_common_finish): Do not output dependencies if there were
8985 errors. Do not check return value of cpp_finish.
8986 * c-ppoutput.c (pp_file_change): Set input_location.
8987 * c-tree.h (c_cpp_error): Declare.
8988 * diagnostic.c (diagnostic_set_info_translated): Also initialize
8990 (diagnostic_build_prefix): Check override_column.
8991 * diagnostic.h (diagnostic_info): Add override_column field.
8992 (diagnostic_override_column): Define.
8994 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
8996 * c-common.c (c_expand_expr, c_staticp): Remove.
8997 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
8998 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
8999 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
9000 * c-gimplify.c (gimplify_compound_literal_expr,
9001 optimize_compound_literals_in_ctor): Remove.
9002 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
9003 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
9004 * c-semantics.c (emit_local_var): Remove.
9006 * langhooks-def.h (lhd_expand_expr): Remove.
9007 * langhooks.c (lhd_expand_expr): Remove.
9008 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
9010 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
9011 handling from c-semantics.c; don't call into langhook.
9012 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
9013 * gimplify.c (gimplify_compound_literal_expr,
9014 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
9015 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
9016 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
9017 as was done in c-gimplify.c.
9018 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
9019 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
9020 Move from c-common.h.
9021 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
9023 * tree.c (staticp): Do not call langhook.
9024 * langhooks.c (lhd_staticp): Delete.
9025 * langhooks-def.h (lhd_staticp): Delete prototype.
9026 (LANG_HOOKS_STATICP): Delete.
9027 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
9029 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
9030 instead of DECL_STMTs.
9032 2009-03-29 Joseph Myers <joseph@codesourcery.com>
9040 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
9042 (fold_call_expr): Return a NOP_EXPR from folding rather than the
9043 contained expression.
9044 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
9045 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
9046 conditional expressions for C.
9047 (decl_constant_value_for_optimization): Move from
9048 decl_constant_value_for_broken_optimization in c-typeck.c. Check
9049 whether optimizing and that the expression is a VAR_DECL not of
9050 array type instead of doing such checks in the caller. Do not
9051 check pedantic. Call gcc_unreachable for C++.
9052 * c-common.def (C_MAYBE_CONST_EXPR): New.
9053 * c-common.h (c_fully_fold, c_save_expr,
9054 decl_constant_value_for_optimization): New prototypes.
9055 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
9056 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
9057 EXPR_INT_CONST_OPERANDS): Define.
9058 * c-convert.c (convert): Strip nops from expression.
9059 * c-decl.c (groktypename): Take extra parameters expr and
9060 expr_const_operands. Update call to grokdeclarator.
9061 (start_decl): Update call to grokdeclarator. Add statement for
9062 expressions used in type of decl.
9063 (grokparm): Update call to grokdeclarator.
9064 (push_parm_decl): Update call to grokdeclarator.
9065 (build_compound_literal): Add parameter non_const and build a
9066 C_MAYBE_COSNT_EXPR if applicable.
9067 (grokdeclarator): Take extra parameters expr and
9068 expr_const_operands. Track expressions used in declaration
9069 specifiers and declarators. Fold array sizes and track whether
9070 they are constant expressions and whether they are integer
9071 constant expressions.
9072 (parser_xref_tag): Set expr and expr_const_operands fields in
9074 (grokfield): Update call to grokdeclarator.
9075 (start_function): Update call to grokdeclarator.
9076 (build_null_declspecs): Set expr and expr_const_operands fields in
9078 (declspecs_add_type): Handle expressions in typeof specifiers.
9079 * c-parser.c (c_parser_declspecs): Set expr and
9080 expr_const_operands fields for declaration specifiers.
9081 (c_parser_enum_specifier): Likewise.
9082 (c_parser_struct_or_union_specifier): Likewise.
9083 (c_parser_typeof_specifier): Likewise. Update call to
9084 groktypename. Fold expression as needed. Return expressions with
9085 type instead of adding statements.
9086 (c_parser_attributes): Update calls to c_parser_expr_list.
9087 (c_parser_statement_after_labels): Fold expression before passing
9088 to objc_build_throw_stmt.
9089 (c_parser_condition): Fold expression.
9090 (c_parser_asm_operands): Fold expression.
9091 (c_parser_conditional_expression): Use c_save_expr. Update call
9092 to build_conditional_expr.
9093 (c_parser_alignof_expression): Update call to groktypename.
9094 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
9095 original_code. Fold expression argument of va_arg. Create
9096 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
9097 argument to va_arg. Update calls to groktypename. Fold array
9098 index for offsetof. Verify that first argument to
9099 __builtin_choose_expr has integer type.
9100 (c_parser_postfix_expression_after_paren_type): Update calls to
9101 groktypename and build_compound_literal. Handle expressions with
9102 side effects in type name.
9103 (c_parser_postfix_expression_after_primary): Update call to
9104 c_parser_expr_list. Set original_code for calls to
9105 __builtin_constant_p.
9106 (c_parser_expr_list): Take extra parameter fold_p. Fold
9107 expressions if requested.
9108 (c_parser_objc_type_name): Update call to groktypename.
9109 (c_parser_objc_synchronized_statement): Fold expression.
9110 (c_parser_objc_receiver): Fold expression.
9111 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
9112 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
9113 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
9114 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
9115 (struct c_typespec): Add elements expr and expr_const_operands.
9116 (struct c_declspecs): Add elements expr and expr_const_operands.
9117 (groktypename, build_conditional_expr, build_compound_literal):
9119 (in_late_binary_op): Declare.
9120 * c-typeck.c (note_integer_operands): New function.
9121 (in_late_binary_op): New variable.
9122 (decl_constant_value_for_broken_optimization): Move to c-common.c
9123 and rename to decl_constant_value_for_optimization.
9124 (default_function_array_conversion): Do not strip nops.
9125 (default_conversion): Do not call
9126 decl_constant_value_for_broken_optimization.
9127 (build_array_ref): Do not fold result.
9128 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
9129 result when operand is a VLA.
9130 (c_expr_sizeof_type): Update call to groktypename. Handle
9131 expressions included in type name. Use C_MAYBE_CONST_EXPR for
9132 result when operand names a VLA type.
9133 (build_function_call): Update call to build_compound_literal.
9134 Only fold result for calls to __builtin_* functions. Strip
9135 NOP_EXPR from INTEGER_CST returned from such functions. Fold
9136 the function designator.
9137 (convert_arguments): Fold arguments. Update call to
9138 convert_for_assignment.
9139 (build_unary_op): Handle increment and decrement of
9140 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
9141 decrement earlier. Fold operand of increment and decrement.
9142 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
9143 built for integer operand. Wrap returns that are INTEGER_CSTs
9144 without being integer constant expressions or that have integer
9145 constant operands without being INTEGER_CSTs.
9146 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
9147 (build_conditional_expr): Add operand ifexp_bcp. Track whether
9148 result is an integer constant expression or can be used in
9149 unevaluated parts of one and avoid folding and wrap as
9150 appropriate. Fold operands before possibly doing -Wsign-compare
9152 (build_compound_expr): Wrap result for C99 if operands can be used
9153 in integer constant expressions.
9154 (build_c_cast): Update call to digest_init. Do not ignore
9155 overflow from casting floating-point constants to integers. Wrap
9156 results that could be confused with integer constant expressions,
9157 null pointer constants or floating-point constants.
9158 (c_cast_expr): Update call to groktypename. Handle expressions
9159 included in type name.
9160 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
9161 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
9162 Update calls to convert_for_assignment.
9163 (convert_for_assignment): Take new parameter
9164 null_pointer_constant. Do not strip nops or call
9165 decl_constant_value_for_broken_optimization. Set
9166 in_late_binary_op for conversions to boolean.
9167 (store_init_value): Update call to digest_init.
9168 (digest_init): Take new parameter null_pointer_constant. Do not
9169 call decl_constant_value_for_broken_optimization. pedwarn for
9170 initializers not constant expressions. Update calls to
9171 convert_for_assignment.
9172 (constructor_nonconst): New.
9173 (struct constructor_stack): Add nonconst element.
9174 (really_start_incremental_init, push_init_level, pop_init_level):
9175 Handle constructor_nonconst and nonconst element.
9176 (set_init_index): Call constant_expression_warning for array
9178 (output_init_element): Fold value. Set constructor_nonconst as
9179 applicable. pedwarn for initializers not constant expressions.
9180 Update call to digest_init. Call constant_expression_warning
9181 where constant initializers are required.
9182 (process_init_element): Use c_save_expr.
9183 (c_finish_goto_ptr): Fold expression.
9184 (c_finish_return): Fold return value. Update call to
9185 convert_for_assignment.
9186 (c_start_case): Fold switch expression.
9187 (c_process_expr_stmt): Fold expression.
9188 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
9189 ensure statement expression is not evaluated in constant expression.
9190 (build_binary_op): Track whether results are integer constant
9191 expressions or may occur in such, disable folding and wrap results
9192 as applicable. Fold operands for -Wsign-compare warnings unless
9194 (c_objc_common_truthvalue_conversion): Handle results folded to
9195 integer constants that are not integer constant expressions.
9196 * doc/extend.texi: Document when typeof operands are evaluated,
9197 that condition of __builtin_choose_expr is an integer constant
9198 expression, and more about use of __builtin_constant_p in
9201 2009-03-29 Richard Guenther <rguenther@suse.de>
9203 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
9204 propagate addresses of array references.
9206 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
9208 * regmove.c (perhaps_ends_bb_p): Remove.
9209 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
9210 from INSN and check that the main loop stays within that basic block.
9211 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
9212 (regmove_forward_pass): Split out from regmove_optimize. Use
9213 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
9214 (regmove_backward_pass): Split out from regmove_optimize. Use
9215 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
9216 (regmove_optimize): Simplify.
9218 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
9221 * config/i386/i386.c (classify_argument): Ignore flexible array
9222 member in struct and warn ABI change.
9224 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
9226 * config/i386/i386-protos.h (ix86_agi_dependent): New.
9228 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
9229 (ix86_adjust_cost): Updated.
9231 2009-03-29 Jan Hubicka <jh@suse.cz>
9234 * tree-pass.h (pass_cleanup_eh): New function.
9235 (remove_unreachable_regions): Break code handling RTL
9236 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
9237 that can not be reached by runtime.
9238 (can_be_reached_by_runtime): New function.
9239 (label_to_region_map): New function.
9240 (num_eh_regions): New function.
9241 (rtl_remove_unreachable_regions): New function.
9242 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
9243 (remove_eh_region): New function.
9244 * except.h: Include sbitmap and vecprim.
9245 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
9246 num_eh_regions): Declare.
9247 * passes.c (init_optimization_passes): Schedule cleanup_eh.
9248 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
9249 * tree-eh.c (tree_remove_unreachable_handlers): New function.
9250 (tree_empty_eh_handler_p): New function.
9251 (cleanup_empty_eh): New function.
9252 (cleanup_eh): New function.
9253 (pass_cleanup_eh): New function.
9255 2009-03-29 Jan Hubicka <jh@suse.cz>
9257 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
9258 for removed regions.
9260 2009-03-29 Jan Hubicka <jh@suse.cz>
9262 * except.c (dump_eh_tree): Dump all datastructures.
9264 2009-03-29 Jan Hubicka <jh@suse.cz>
9266 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
9267 (duplicate_eh_regions_1): Likewise.
9268 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
9269 vector; call EH verification.
9270 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
9271 Be ready for region being removed.
9273 2009-03-29 Jan Hubicka <jh@suse.cz>
9275 * bitmap.c (bitmap_last_set_bit): New function.
9276 * bitmap.h (bitmap_last_set_bit): Declare.
9278 2009-03-29 David Ayers <ayers@fsfe.org>
9281 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
9282 by calling objc_compare_types and surpress warnings about
9283 incompatible C pointers that are compatible ObjC pointers.
9285 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
9287 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
9288 call initialize_inline_failed.
9289 (initialize_inline_failed): Move it from here ...
9290 * cgraph.c (initialize_inline_failed): ... to here.
9291 (cgraph_create_edge): Call initialize_inline_failed rather than
9292 setting inline_failed directly.
9294 2009-03-29 Ben Elliston <bje@au.ibm.com>
9297 * sysv4.opt (msdata): Improve comment.
9298 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
9299 * sysv4.h (SVR4_ASM_SPEC): Likewise.
9301 2009-03-29 Ben Elliston <bje@au.ibm.com>
9304 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
9305 load and store attributes.
9307 2009-03-29 Ben Elliston <bje@au.ibm.com>
9309 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
9310 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
9311 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
9312 * doc/extend.texi (X86 Built-in Functions): Add index entries for
9313 __builtin_infq and __builtin_huge_valq.
9315 2009-03-28 Anatoly Sokolov <aesok@post.ru>
9317 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
9319 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9320 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
9322 2009-03-28 Xinliang David Li <davidxl@google.com>
9324 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
9325 (do_dbg_cnt): New function.
9327 2009-03-28 Jan Hubicka <jh@suse.cz>
9329 Merge from pretty-ipa:
9331 2009-03-27 Jan Hubicka <jh@suse.cz>
9333 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
9334 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
9335 * passes.c (function_called_by_processed_nodes_p): New.
9336 * ipa-pure-const.c (check_call): Fix handling of operands.
9337 (analyze_function): Dump debug output for skipped bodies.
9338 (local_pure_const): Use function_called_by_processed_nodes_p.
9339 * dwarf2out.c (reference_to_unused): Use output.
9340 * passes.c (do_per_function_toporder): Likewise.
9342 2008-11-12 Jan Hubicka <jh@suse.cz>
9344 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
9345 * ipa-pure-const.c (funct_state_d): Add can throw field; make
9346 state_set_in_source enum
9347 (check_decl): Ignore memory tags; do not set fake looping flags;
9349 (check_operand, check_tree, check_rhs_var, check_lhs_var,
9350 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
9351 (check_call, analyze_function): Rewrite.
9353 (add_new_function): Update call of analyze_function.
9354 (generate_summary): Add call of analyze_function.
9355 (propagate): Propagate can_throw; handle state_set_in_source correctly.
9356 (local_pure_const): New function.
9357 (pass_local_pure_const): New pass.
9358 * ipa-inline.c (inline_transform): Set after_inlining.
9359 * tree-eh.c (stmt_can_throw_external): New.
9360 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
9361 work with aliasing built.
9362 * tree-flow.h (stmt_can_throw_external): New.
9363 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
9364 and local pure/const pass in early and late optimization queue.
9366 2009-03-28 Martin Jambor <mjambor@suse.cz>
9368 * fold-const.c (get_pointer_modulus_and_residue): New parameter
9370 (fold_binary): Allow function decl aligment consideration is the
9371 second argument is integer constant one.
9372 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
9373 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
9374 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
9376 2009-03-28 Jan Hubicka <jh@suse.cz>
9378 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
9379 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
9380 * function.h (rtl_data): Add nothrow flag.
9381 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
9382 set DECL_NOTHROW for AVAILABLE functions.
9384 2009-03-28 Jakub Jelinek <jakub@redhat.com>
9386 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
9387 following vector keyword has expansion starting with pixel or bool
9388 keyword, expand vector to __vector and pixel or bool to __pixel or
9392 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
9393 warn_if_disallowed_function_p): Removed.
9394 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
9395 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
9396 warning_if_disallowed_function_p.
9397 * flags.h (warn_if_disallowed_function_p,
9398 warn_disallowed_functions): Removed.
9399 * common.opt (Wdisallowed-function-list=): Removed.
9400 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
9402 2009-03-28 Richard Guenther <rguenther@suse.de>
9404 PR tree-optimization/38723
9405 * tree-ssa-pre.c (compute_avail): Add all default definitions to
9408 2009-03-28 Jan Hubicka <jh@suse.cz>
9410 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
9411 test introduced by my previous patch.
9413 2009-03-28 Richard Guenther <rguenther@suse.de>
9415 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
9416 the PHIs value undefined.
9418 2009-03-28 Jan Hubicka <jh@suse.cz>
9420 * tree-pass.h (pass_fixup_cfg): New pass.
9421 * ipa-inline.c (inline_transform): Set
9422 always_inline_functions_inlined/after_inlining.
9423 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
9424 (pass_fixup_cfg): New pass.
9425 * passes.c (init_optimization_passes): Add fixup_cfg.
9427 2009-03-28 Richard Guenther <rguenther@suse.de>
9429 PR tree-optimization/38458
9430 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
9431 argument use the arguments copy-of value.
9433 2009-03-28 Richard Guenther <rguenther@suse.de>
9435 PR tree-optimization/38180
9436 * tree-ssa-ccp.c (get_default_value): Simplify.
9437 (likely_value): Likewise.
9438 (surely_varying_stmt_p): Properly handle VOP case.
9439 (ccp_initialize): Likewise.
9440 (ccp_fold): Handle propagating through *&.
9441 (fold_const_aggregate_ref): Also handle decls.
9443 2009-03-28 Jan Hubicka <jh@suse.cz>
9445 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
9446 * cgraph.h (cgraph_node): Likewise.
9447 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
9448 (cgraph_reset_node): Use process flag.
9449 (cgraph_mark_functions_to_output): Likewise.
9450 (cgraph_expand_function): Likewise.
9451 (cgraph_expand_all_functions): Likewise.
9452 (cgraph_output_in_order): Likewise.
9453 * dwarf2out.c (reference_to_unused): Likewise.
9454 * passes.c do_per_function_toporder): Likewise.
9456 2009-03-28 Jan Hubicka <jh@suse.cz>
9458 Bring from lto-branch:
9460 2008-09-03 Doug Kwan <dougkwan@google.com>
9462 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
9463 enums instead of reason strings.
9464 * cgraph.c (cgraph_create_edge): Same.
9465 (cgraph_inline_failed_string): New function.
9466 * cgraph.h (cgraph_inline_failed_t): New enum type.
9467 (cgraph_inline_failed_string): New prototype.
9468 (struct cgraph_edge): Change type of INLINED_FAILED from constant
9469 char pointer to cgraph_inline_failed_t.
9470 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
9471 (cgraph_default_inline_p): Ditto.
9472 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
9473 to cgraph_inline_failed_t pointer.
9474 * cif-code.def: New file.
9475 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
9477 (cgraph_check_inline_limits): Change type of REASON to pointer to
9478 cgraph_inline_failed_t. Replace reason strings with enums.
9479 (cgraph_default_inline_p): Ditto.
9480 (cgraph_recursive_inlining_p): Ditto.
9481 (update_caller_keys): Change type of FAILED_REASON to
9482 cgraph_inline_failed_t.
9483 (cgraph_set_inline_failed): Change type of REASON to pointer to
9484 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
9485 convert enums to strings for text output.
9486 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
9487 to be of type cgraph_inline_failed_t. Replace reason strings with
9488 enums. Call cgraph_inline_failed_string to covert enums
9489 to strings for text output.
9490 (cgraph_decide_inlining): Replace reason strings with enums.
9491 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
9492 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
9494 * tree-inline.c (expand_call_inline): Change type of REASON
9495 to cgraph_inline_failed_t. Replace reason strings with enums.
9496 Call cgraph_inline_failed_string for text output.
9497 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
9500 2009-03-28 Jan Hubicka <jh@suse.cz>
9502 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
9503 cgraph_clone_node): Remove master clone handling.
9504 (cgraph_is_master_clone, cgraph_master_clone): Remove.
9505 * cgraph.h (master_clone): Remove.
9506 (cgraph_is_master_clone, cgraph_master_clone): Remove.
9507 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
9508 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
9510 2009-03-28 Jan Hubicka <jh@suse.cz>
9512 * cgraph.c (cgraph_function_body_availability): Functions declared
9513 inline are always safe to assume that it is not going to be replaced.
9515 2009-03-28 Richard Guenther <rguenther@suse.de>
9517 PR tree-optimization/38513
9518 * tree-ssa-pre.c (eliminate): Remove redundant stores.
9519 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9520 EXC_PTR_EXPR and FILTER_EXPR.
9521 (get_ref_from_reference_ops): Likewise.
9523 2009-03-28 Richard Guenther <rguenther@suse.de>
9525 PR tree-optimization/38968
9526 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
9527 Use FLOOR_MOD_EXPR to compute misalignment.
9529 2009-03-28 Richard Guenther <rguenther@suse.de>
9531 PR tree-optimization/37795
9532 * tree.h (combine_comparisons): Declare.
9533 * fold-const.c (combine_comparisons): Export.
9534 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
9536 (ifcombine_iforif): Use combine_comparisons.
9538 2009-03-28 Jan Hubicka <jh@suse.cz>
9540 * tree-eh.c (inlinable_call_p): New function.
9541 (make_eh_edges): Use it.
9542 (verify_eh_edges): Use it.
9543 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
9544 * except.c (reachable_next_level): Add inlinable_function argument
9545 (sjlj_find_directly_reachable_regions): Update.
9546 (add_reachable_handler): Do not set saw_any_handlers.
9547 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
9548 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
9549 Add new inlinable call parameter.
9550 (can_throw_internal, can_throw_external): Update.
9551 * except.h (can_throw_internal_1, can_throw_external_1,
9552 foreach_reachable_handler): Update declaration.
9554 2009-03-28 Joseph Myers <joseph@codesourcery.com>
9556 * config/arm/t-arm-coff, config/h8300/coff.h,
9557 config/i386/i386-aout.h, config/i386/i386-coff.h,
9558 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
9559 config/pdp11/2bsd.h, config/rs6000/aix41.h,
9560 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
9561 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
9562 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
9563 sys-types.h: Remove.
9564 * Makefile.in: Remove protoize and fixproto support and references
9566 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
9567 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
9569 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
9570 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
9571 unprotoize$(exeext).
9572 (rest.encap): Don't depend on $(STMP_FIXPROTO)
9573 (.PHONY): Don't depend on proto.
9574 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
9575 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
9576 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
9577 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
9578 build/gen-protos.o, build/scan.o, xsys-protos.h,
9579 build/fix-header$(build_exeext), build/fix-header.o,
9580 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
9581 stmp-install-fixproto): Remove.
9582 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
9583 SYSCALLS.c or fixproto files.
9584 (install-common): Don't install protoize.
9585 (install-headers-tar, install-headers-cpio, install-headers-cp):
9586 Don't depend on $(STMP_FIXPROTO).
9587 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
9588 install fixproto files or write out fixproto settings.
9589 (uninstall): Don't uninstall protoize.
9590 * config.gcc (use_fixproto): Remove.
9591 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
9592 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
9593 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
9594 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
9595 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
9596 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
9597 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
9598 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
9599 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
9600 * config/t-vxworks (STMP_FIXPROTO): Remove.
9601 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
9602 STMP_FIXPROTO): Remove.
9603 * config.in, configure: Regenerate.
9604 * crtstuff.c (gid_t, uid_t): Don't undefine.
9605 * doc/install.texi: Change m68k-coff to m68k-elf in example.
9606 (arm-*-coff, arm-*-aout: Remove target entries.
9607 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
9608 Remove mention of AIX 4.1.
9609 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
9610 * doc/invoke.texi (Running Protoize): Remove.
9611 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
9612 (Protoize Caveats): Remove.
9613 * tsystem.h: Update comments on headers assumed to exist.
9615 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
9617 * genautomata.c: Add a new year to the copyright. Add a new
9619 (struct insn_reserv_decl): Add comments for member bypass_list.
9620 (find_bypass): Remove.
9621 (insert_bypass): New.
9622 (process_decls): Use insert_bypass.
9623 (output_internal_insn_latency_func): Output all bypasses with the
9624 same input insn in one switch case.
9626 * rtl.def (define_bypass): Describe bypass choice.
9627 * doc/md.texi (define_bypass): Ditto.
9629 2009-03-27 Richard Guenther <rguenther@suse.de>
9631 * gimplify.c (mark_addressable): Export.
9632 * tree-flow.h (mark_addressable): Declare.
9633 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
9634 * tree-ssa.c (verify_phi_args): Verify that address taken
9635 variables have TREE_ADDRESSABLE set.
9637 2009-03-27 Richard Guenther <rguenther@suse.de>
9639 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
9640 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
9641 Do not mark decls TREE_ADDRESSABLE.
9642 (build_fold_addr_expr): Adjust.
9643 (fold_addr_expr): Remove.
9644 (fold_unary): Use build_fold_addr_expr.
9645 (fold_comparison): Likewise.
9646 (split_address_to_core_and_offset): Likewise.
9647 * coverage.c (tree_coverage_counter_addr): Mark the array decl
9649 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
9650 (gimplify_modify_expr_to_memcpy): Mark source and destination
9652 * omp-low.c (create_omp_child_function): Mark the object decl
9654 (lower_rec_input_clauses): Mark the var we take the address of
9656 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
9658 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9661 * cfgexpand.c (expand_one_stack_var_at): Change alignment
9662 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
9664 2009-03-27 Richard Guenther <rguenther@suse.de>
9666 PR tree-optimization/39120
9667 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
9669 (handle_lhs_call): Process return constraints. Add escape
9670 constraints if necessary.
9671 (handle_const_call): Fill out return constraints. Make nested
9672 case more precise. Avoid consttmp if possible.
9673 (handle_pure_call): Fill out return constraints. Avoid
9674 callused if possible.
9675 (find_func_aliases): Simplify call handling.
9677 2009-03-27 Richard Guenther <rguenther@suse.de>
9679 PR tree-optimization/39120
9680 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
9681 as a representative.
9682 (solve_graph): Do propagate CALLUSED.
9683 (handle_pure_call): Use a scalar constraint from CALLUSED for
9685 (find_what_p_points_to): CALLUSED shall not appear in poins-to
9688 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9691 * c-common.c (handle_aligned_attribute): Properly check alignment
9692 overflow. Use (1U << i) instead of (1 << i).
9694 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
9696 * expr.h (get_mem_align_offset): Updated.
9698 * tree.h (tree_decl_common): Change align to "unsigned int" and
9699 move it before pointer_alias_set.
9701 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9702 Jakub Jelinek <jakub@redhat.com>
9705 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
9706 gr_register_operand with gr_reg_or_0_operand.
9707 (cmpxchg_rel_di): Likewise.
9708 (sync_lock_test_and_set<mode>): Likewise.
9710 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9712 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
9713 (true_regnum): Likewise.
9715 * rtlanal.c (subreg_info): Moved to ...
9716 * rtl.h (subreg_info): Here. New.
9717 (subreg_get_info): New.
9719 * rtlanal.c (subreg_get_info): Make it extern.
9721 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9724 * config/i386/i386.c (ix86_abi): New.
9725 (override_options): Handle -mabi=.
9726 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
9727 (ix86_call_abi_override): Likewise.
9728 (init_cumulative_args): Likewise.
9729 (function_arg_advance): Likewise.
9730 (function_arg_64): Likewise.
9731 (function_arg): Likewise.
9732 (ix86_pass_by_reference): Likewise.
9733 (ix86_function_value_regno_p): Likewise.
9734 (ix86_build_builtin_va_list_abi): Likewise.
9735 (setup_incoming_varargs_64): Likewise.
9736 (is_va_list_char_pointer): Likewise.
9737 (ix86_init_machine_status): Likewise.
9738 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
9739 (ix86_function_type_abi): Return enum calling_abi. Rewrite
9740 for 64bit. Replace DEFAULT_ABI with ix86_abi.
9741 (ix86_function_abi): Make it static and return enum calling_abi.
9742 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
9744 (ix86_fn_abi_va_list): Updated.
9746 * config/i386/i386.h (ix86_abi): New.
9747 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
9748 (CONDITIONAL_REGISTER_USAGE): Likewise.
9749 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
9750 (machine_function): Likewise.
9752 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
9754 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
9755 (STACK_BOUNDARY): Likewise.
9756 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
9758 * config/i386/i386.opt (mabi=): New.
9760 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
9761 return enum calling_abi.
9762 (ix86_function_type_abi): Likewise.
9763 (ix86_function_abi): Removed.
9765 * doc/invoke.texi: Document -mabi= option for x86.
9767 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9769 * builtins.c (real_dconstp): Delete.
9770 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
9772 2009-03-27 Dodji Seketeli <dodji@redhat.com>
9773 Jakub Jelinek <jakub@redhat.com>
9776 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
9777 (gen_subprogram_die): When a function is explicit, generate the
9778 DW_AT_explicit attribute.
9779 * langhooks.h (struct lang_hooks_for_decls): Add
9780 function_decl_explicit_p langhook.
9781 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
9782 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
9784 2009-03-27 Jakub Jelinek <jakub@redhat.com>
9786 * builtins.c (fold_builtin_memory_op): Optimize memmove
9787 into memcpy if we can prove source and destination don't overlap.
9789 * tree-inline.c: Include gt-tree-inline.h.
9790 (clone_fn_id_num): New variable.
9791 (clone_function_name): New function.
9792 (tree_function_versioning): Use it.
9793 * Makefile.in (GTFILES): Add tree-inline.c.
9795 2009-03-27 Mark Mitchell <mark@codesourcery.com>
9797 * BASE-VER: Change to 4.5.0.
9799 2009-03-27 Xinliang David Li <davidxl@google.com>
9801 PR tree-optimization/39557
9802 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
9804 2009-03-27 Xinliang David Li <davidxl@google.com>
9806 PR tree-optimization/39548
9807 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
9810 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9812 * c-common.c (pointer_int_sum): Use %wd on return from
9815 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9817 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
9818 on return from tree_low_cst.
9820 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
9823 * ginclude/stdarg.h (va_copy): Define also for
9824 __GXX_EXPERIMENTAL_CXX0X__.
9826 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9829 * builtins.h (c_strlen): Do not warn here.
9830 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9831 * c-common.c (pointer_int_sum): Take an explicit location.
9832 Warn about offsets out of bounds.
9833 * c-common.h (pointer_int_sum): Adjust declaration.
9835 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9837 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
9840 2009-03-26 Jakub Jelinek <jakub@redhat.com>
9843 * opts.c (warn_if_disallowed_function_p): Don't assume
9844 get_callee_fndecl must return non-NULL.
9846 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
9848 PR rtl-optimization/39522
9849 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
9850 when reg_reloaded_valid is set.
9852 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9854 * config/spu/divv2df3.c: New file.
9855 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
9856 (DPBIT_FUNCS): Filter out _div_df.
9858 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
9860 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
9861 a jump insn, count that jump in the distance to the loop start.
9863 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
9866 * config/sh/sh.c (calc_live_regs): Fix condition for global
9867 registers except PIC_OFFSET_TABLE_REGNUM.
9869 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
9872 * doc/invoke.texi (-mconsole): New.
9876 (-mnop-fun-dllimport): New.
9880 (sub section "i386 and x86-64 Windows Options"): New.
9882 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
9884 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
9885 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
9887 2009-03-25 Richard Guenther <rguenther@suse.de>
9890 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
9893 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
9895 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
9896 neither of haifa/selective schedulers are working.
9898 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9900 * doc/invoke.texi (Debugging Options): Fix description of
9901 -fno-merge-debug-strings.
9903 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
9905 * config/cris/libgcc.ver: New version-script.
9906 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
9908 * configure.ac <GAS features, nop mnemonic>: Add pattern
9909 crisv32-*-* for "nop".
9910 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
9911 * configure: Regenerate.
9913 2009-03-24 Ira Rosen <irar@il.ibm.com>
9915 PR tree-optimization/39529
9916 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
9917 mark_sym_for_renaming for the tag copied to the new vector
9920 2009-03-24 Arthur Loiret <aloiret@debian.org>
9922 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
9923 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
9924 EXTRA_SPEC_FUNCTIONS.
9925 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
9926 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
9927 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
9928 -march and -mtune options.
9930 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
9932 * config/m68k/t-rtems: Add m5329 multilib.
9934 2009-03-24 Dodji Seketeli <dodji@redhat.com>
9935 Jakub Jelinek <jakub@redhat.com>
9938 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
9941 2009-03-23 Jakub Jelinek <jakub@redhat.com>
9944 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
9945 instead of c_parser_expression_conv, if original_code isn't one of the
9946 4 allowed comparison codes, fail.
9948 2009-03-23 Richard Guenther <rguenther@suse.de>
9950 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
9951 * tree.h (struct tree_type): Likewise.
9952 * reload.h (struct insn_chain): Likewise.
9953 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
9954 * function.h (struct function): Likewise.
9955 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
9957 2009-03-23 Jakub Jelinek <jakub@redhat.com>
9959 PR tree-optimization/39516
9960 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
9962 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
9964 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
9965 should be set true if BITS_PER_WORD of target is bigger than 32
9967 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
9969 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
9970 Translate -B-options to -rpath-link. Correct existing
9971 rpath-link and conditionalize on !nostdlib.
9973 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9975 * doc/extend.texi (Function Attributes, Variable Attributes):
9977 * doc/invoke.texi (Debugging Options, Optimize Options)
9978 (i386 and x86-64 Options, MCore Options): Likewise.
9980 2009-03-20 Jakub Jelinek <jakub@redhat.com>
9983 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
9984 it for block local namespace aliases.
9985 (gen_decl_die): Pass context_die to gen_namespace_die.
9987 2009-03-19 Jakub Jelinek <jakub@redhat.com>
9990 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
9991 minimum or maximum value.
9993 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
9995 * reginfo.c (globalize_reg): Recompute derived reg sets.
9997 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
10000 * libgcc2.c (mprotect): Do not use signed arguments for
10001 VirtualProtect, use DWORD arguments. Also fix the 'may
10002 be used uninitialized' warning for the np variable.
10004 2009-03-19 Jakub Jelinek <jakub@redhat.com>
10007 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
10008 functions using regparm calling conventions when not optimizing.
10009 (ix86_function_sseregparm): Similarly for sseregparm calling
10012 2009-03-19 Li Feng <nemokingdom@gmail.com>
10014 PR middle-end/39500
10015 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
10016 dependence if the first conflict is after niter iterations.
10018 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
10020 PR middle-end/38609
10021 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
10022 functions with dynamic stack-pointer adjustments.
10024 2009-03-19 Ben Elliston <bje@au.ibm.com>
10026 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
10027 option; change to -msdata=data.
10029 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10031 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
10034 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
10037 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
10039 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
10041 * doc/invoke.texi (Code Gen Options): Expand discussion of
10044 2009-03-18 Jakub Jelinek <jakub@redhat.com>
10046 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
10047 * matrix-reorg.c (struct matrix_info): Likewise.
10048 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
10049 * rtl.h (struct mem_attrs): Likewise.
10050 * df.h (struct df): Likewise.
10051 * tree-data-ref.h (struct data_dependence_relation): Likewise.
10052 * ira-int.h (struct ira_allocno): Likewise.
10053 * df-scan.c (struct df_collection_rec): Likewise.
10054 * ira.c (struct equivalence): Likewise.
10055 * function.c (struct temp_slot): Likewise.
10056 * cfgloop.h (struct loop): Likewise.
10059 * function.c (use_register_for_decl): When not optimizing, disregard
10060 register keyword for variables with types containing methods.
10062 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
10064 PR middle-end/39447
10065 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
10066 (is_simple_operand): Call contains_component_ref_p before calling data
10067 reference analysis that would fail on COMPONENT_REFs.
10069 * tree-vrp.c (search_for_addr_array): Fix formatting.
10071 2009-03-18 Richard Guenther <rguenther@suse.de>
10073 * tree-vect-transform.c (vect_loop_versioning): Fold the
10074 generated comparisons.
10075 * tree-vectorizer.c (set_prologue_iterations): Likewise.
10076 (slpeel_tree_peel_loop_to_edge): Likewise.
10078 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10080 PR middle-end/37805
10081 * opts.c (print_specific_help): In addition to `undocumented',
10082 accept `separate' and `joined' flags if passed alone. Describe
10083 output by the first matched one of those.
10084 (common_handle_option): Skip over empty strings.
10085 * gcc.c (display_help): Fix help string for `--help='.
10086 * doc/invoke.texi (Option Summary, Overall Options): With
10087 `--help=', classes and qualifiers can both be repeated, but
10088 only the latter can be negated. One should not pass only
10089 negated qualifiers. Fix markup and examples.
10092 2008-10-14 Jakub Jelinek <jakub@redhat.com>
10093 PR middle-end/37805
10094 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
10095 and -fhelp=separate.
10097 2009-03-17 Jing Yu <jingyu@google.com>
10099 PR middle-end/39378
10100 * function.h (struct rtl_data): Move is_thunk from here...
10101 (struct function): ...to here.
10102 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
10103 * varasm.c (assemble_start_function): Change is_thunk from crtl to
10105 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
10107 (alpha_does_function_need_gp, alpha_start_function): Likewise.
10108 (alpha_output_function_end_prologue): Likewise.
10109 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
10110 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
10111 (rs6000_output_function_epilogue): Likewise.
10112 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
10114 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
10117 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
10118 from different units in a single alternative.
10119 (*truncdfsf_i387): Ditto.
10120 (*truncxfsf2_mixed): Ditto.
10121 (*truncxfdf2_mixed): Ditto.
10123 2009-03-17 Jakub Jelinek <jakub@redhat.com>
10125 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
10126 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
10129 * tree-ssa-live.c (remove_unused_locals): Don't remove local
10130 unused non-artificial variables when not optimizing.
10133 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
10134 DW_TAG_imported_module even if decl is IMPORTED_DECL with
10135 NAMESPACE_DECL in its DECL_INITIAL.
10137 PR middle-end/39443
10138 * optabs.c (set_user_assembler_libfunc): New function.
10139 * expr.h (set_user_assembler_libfunc): New prototype.
10140 * c-common.c: Include libfuncs.h.
10141 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
10142 for memcmp, memset, memcpy, memmove and abort.
10143 * Makefile.in (c-common.o): Depend on libfuncs.h.
10146 * dwarf2out.c (gen_inlined_enumeration_type_die,
10147 gen_inlined_structure_type_die, gen_inlined_union_type_die,
10148 gen_tagged_type_instantiation_die): Removed.
10149 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
10152 2009-03-17 Janis Johnson <janis187@us.ibm.com>
10155 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
10157 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
10158 (check-parallel-%): Ditto.
10159 (check-consistency): Ditto.
10161 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
10163 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
10164 local variable rhs by NULL_TREE.
10166 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10169 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
10171 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10174 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
10176 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10179 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
10180 for ms->sysv ABI calls only in 64bit mode.
10182 * config/i386/i386.md (untyped_call): Support 32bit.
10184 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
10186 * doc/extend.texi: Replace x86_65 with x86_64.
10188 2009-03-16 Jakub Jelinek <jakub@redhat.com>
10190 PR tree-optimization/39455
10191 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
10192 mismatches for POINTER_TYPE_P (type).
10193 (number_of_iterations_le): Likewise.
10195 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
10197 * config/picochip/picochip.c: Removed profiling support.
10198 * config/picochip/picochip.md: Removed profiling instruction.
10199 * config/picochip/picochip.h: Removed profiling builtin.
10201 2009-03-16 Joseph Myers <joseph@codesourcery.com>
10203 * doc/install.texi (--with-host-libstdcxx): Document.
10205 2009-03-14 Anatoly Sokolov <aesok@post.ru>
10208 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
10209 generate a warning if the function name does not begin with
10210 "__vector" and the function has either the 'signal' or 'interrupt'
10211 attribute, from here to ...
10212 (avr_declare_function_name): ...here. New function.
10213 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
10214 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
10216 2009-03-14 Jakub Jelinek <jakub@redhat.com>
10219 * cse.c (fold_rtx): Don't modify original const_arg1 when
10220 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
10221 separate variable instead.
10222 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
10223 from out of range shift counts.
10224 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
10226 2009-03-13 Catherine Moore <clm@codesourcery.com>
10228 * config/i386/x-mingw32 (host-mingw32.o): Replace
10229 diagnostic.h with $(DIAGNOSTIC_H).
10231 2009-03-12 Jakub Jelinek <jakub@redhat.com>
10234 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
10236 * config/i386/sync.md (sync_compare_and_swap<mode>,
10237 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
10238 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
10240 (sync_double_compare_and_swapdi_pic,
10241 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
10242 cmpxchg8b_pic_memory_operand instead of just memory_operand.
10244 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10247 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
10249 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10252 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
10253 (avx_addsubv4df3): Likewise.
10254 (*avx_addsubv4sf3): Likewise.
10255 (sse3_addsubv4sf3): Likewise.
10257 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10260 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
10262 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
10265 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
10266 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10267 registers for allocnos created from user-defined variables.
10269 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10272 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
10273 of non-integer mode as well.
10275 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
10277 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
10278 for functions for which the parameter types are unknown.
10280 2009-03-11 Jakub Jelinek <jakub@redhat.com>
10283 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
10284 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
10285 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
10286 * config/i386/i386.c (ix86_local_alignment): For
10287 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
10288 long long variables on the stack to avoid dynamic realignment.
10289 Allow the first argument to be a decl rather than type.
10290 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
10292 2009-03-11 Nick Clifton <nickc@redhat.com>
10295 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
10297 Add description to mno-lsim option.
10298 * config/mcore/mcore.h: Remove comment about deprecated m4align
10300 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
10301 * doc/invoke.texi: Add description of mno-lsim and
10302 mstack-increment options.
10304 * config/fr30/fr30.opt: Document the -mno-lsim option.
10305 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
10306 and -mno-lsim options.
10308 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10310 * fold-const.c (fold_comparison): Only call fold_inf_compare
10311 if the mode supports infinities.
10313 2009-03-11 Jason Merrill <jason@redhat.com>
10316 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
10317 end already did. Notice GIMPLE_CALL modifications of the result.
10318 Don't copy debug information from an ignored decl or a decl from
10321 2009-03-10 Richard Guenther <rguenther@suse.de>
10322 Nathan Froyd <froydnj@codesourcery.com>
10324 PR middle-end/37850
10325 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
10326 (__divMODE3): Likewise.
10328 2009-03-09 Jakub Jelinek <jakub@redhat.com>
10330 PR tree-optimization/39394
10331 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
10332 DECL_SIZE_UNIT of variable length FIELD_DECLs.
10334 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10336 * recog.c (verfiy_changes): Disallow renaming of hard regs in
10337 inline asms for register asm ("") declarations.
10339 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
10341 * fold-const.c (fold_unary): Fix comment.
10343 2009-03-07 Jan Hubicka <jh@suse.cz>
10346 * tree-inline.c (setup_one_parameter): Do replacement of const
10347 argument by constant in SSA form.
10349 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10351 PR middle-end/38028
10352 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
10353 determine alignment passed to assign_stack_local.
10354 (assign_parms_unsplit_complex): Likewise.
10355 * except.c (sjlj_build_landing_pads): Likewise.
10357 2009-03-06 Jakub Jelinek <jakub@redhat.com>
10359 PR middle-end/39360
10360 * tree-flow.h (add_referenced_var): Return bool instead of void.
10361 * tree-dfa.c (add_referenced_var): Return result of
10362 referenced_var_check_and_insert call.
10363 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
10364 of referenced_var_check_and_insert.
10367 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
10368 (gen_variable_die): Emit DW_AT_location on abstract static variable's
10369 DIE, don't emit it if abstract origin already has it.
10370 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
10371 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
10373 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10375 * genpreds.c (needs_variable): Fix parentheses at variable name
10377 (write_tm_constrs_h): Indent generated code.
10379 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10381 * doc/extend.texi (Function Attributes): Add documentation
10382 for isr attributes.
10384 2009-03-06 Jakub Jelinek <jakub@redhat.com>
10387 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
10388 take locus from its DECL_SOURCE_LOCATION instead of input_location.
10390 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
10392 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
10395 2009-03-05 Jakub Jelinek <jakub@redhat.com>
10398 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
10399 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
10401 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
10403 * config/i386/i386.md (R8_REG, R9_REG): New constants.
10404 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
10405 constants instead of magic numbers.
10406 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
10408 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
10409 (x86_64_ms_abi_int_parameter_registers): Ditto.
10410 (x86_64_int_return_registers): Ditto.
10411 (ix86_maybe_switch_abi): Ditto.
10412 (ix86_expand_call): Ditto for clobbered_registers array.
10413 (ix86_hard_regno_mode_ok): Ditto.
10414 (x86_extended_QIreg_mentioned_p): Ditto.
10416 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
10418 PR tree-optimization/39349
10419 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
10421 * combine.c (gen_lowpart_for_combine): Use omode when generating
10424 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
10426 PR rtl-optimization/39235
10427 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
10429 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
10431 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
10433 2009-03-04 Richard Guenther <rguenther@suse.de>
10435 PR tree-optimization/39362
10436 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
10437 that occur in abnormal PHIs should be varying.
10439 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
10441 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
10443 (simple_iv): Take loop as an argument instead of statement.
10444 * tree-scalar-evolution.h (simple_iv): Declaration changed.
10445 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
10447 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
10449 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
10450 * matrix-reorg.c (analyze_transpose): Ditto.
10451 * tree-data-ref.c (dr_analyze_innermost): Ditto.
10452 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
10453 * tree-predcom.c (ref_at_iteration): Ditto.
10454 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
10456 2009-03-04 Richard Guenther <rguenther@suse.de>
10458 PR tree-optimization/39358
10459 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
10460 escaped_id and callused_id.
10461 (solve_graph): Likewise.
10463 2009-03-04 Richard Guenther <rguenther@suse.de>
10465 PR tree-optimization/39339
10466 * tree-sra.c (try_instantiate_multiple_fields): Make it
10467 no longer ICE on the above.
10469 2009-03-03 Joseph Myers <joseph@codesourcery.com>
10471 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
10472 that fits within Pmode.
10474 2009-03-03 Steve Ellcey <sje@cup.hp.com>
10476 PR middle-end/10109
10477 * tm.texi (LIBCALL_VALUE): Update description.
10479 2009-03-03 Steve Ellcey <sje@cup.hp.com>
10481 PR middle-end/34443
10482 * doc/extend.texi (section): Update description.
10484 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
10486 PR middle-end/39345
10487 * tree-inline.c (remapped_type): New.
10488 (can_be_nonlocal): Call remapped_type instead of remap_type.
10490 2009-03-03 Jakub Jelinek <jakub@redhat.com>
10493 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
10494 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
10496 2009-03-03 Richard Guenther <rguenther@suse.de>
10498 PR middle-end/39272
10499 * tree.c (tree_nonartificial_location): New function.
10500 * tree.h (tree_nonartificial_location): Declare.
10501 * builtins.c (expand_builtin_memory_chk): Provide location
10502 of the call location for artificial function pieces.
10503 (maybe_emit_chk_warning): Likewise.
10504 (maybe_emit_sprintf_chk_warning): Likewise.
10505 (maybe_emit_free_warning): Likewise.
10506 * expr.c (expand_expr_real_1): Likewise.
10508 2009-03-03 Jakub Jelinek <jakub@redhat.com>
10510 PR tree-optimization/39343
10511 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
10512 COMPONENT_REF t has ARRAY_TYPE.
10514 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
10516 PR middle-end/39335
10517 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
10518 when the type precision of the induction variable should be
10519 larger than the type precision of nit.
10520 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
10521 * graphite.c (graphite_loop_normal_form): Same.
10522 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
10524 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
10526 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
10527 (*call_1_rex64_ms_sysv): Use named constants instead of magic
10528 numbers to describe clobbered registers.
10529 (*call_value_0_rex64_ms_sysv): Ditto.
10530 * config/i386/mmx.md (mmx_emms): Ditto.
10531 (mmx_femms): Ditto.
10533 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
10535 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
10538 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10540 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
10541 (spu_section_type_flags): New function.
10543 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
10545 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
10546 reg_class_contents of FLOAT_REGS into a temporary.
10548 2009-03-02 Richard Guenther <rguenther@suse.de>
10549 Ira Rosen <irar@il.ibm.com>
10551 PR tree-optimization/39318
10552 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
10553 information to the vectorized statement.
10555 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
10557 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
10558 variable. Use defined names instead of magic constants for REX SSE
10561 2009-03-01 Richard Guenther <rguenther@suse.de>
10563 PR tree-optimization/39331
10564 * omp-low.c (lower_send_shared_vars): Do not receive new
10565 values for the reference of DECL_BY_REFERENCE parms or results.
10567 2009-03-01 Jan Hubicka <jh@suse.cz>
10570 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
10571 BLOCK_NONLOCALIZED_VAR): New macros.
10572 (tree_block): Add nonlocalized_vars.
10573 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
10574 gen_decl_die): Add origin argument. Allow generation of die with
10575 origin at hand only.
10576 (gen_member_die, gen_type_die_with_usage, force_decl_die,
10577 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
10579 (gen_block_die): Fix checking for unused blocks.
10580 (process_scope_var): Break out from .... ; work with origins only.
10581 (decls_for_scope) ... here; process nonlocalized list.
10582 (dwarf2out_ignore_block): Look for nonlocalized vars.
10583 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
10585 (dump_scope_block): Dump them.
10586 * tree-inline.c (remap_decls): Handle nonlocalized vars.
10587 (remap_block): Likewise.
10588 (can_be_nonlocal): New predicate.
10589 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
10591 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10593 * configure: Regenerate.
10595 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10597 * optc-gen.awk: No need to duplicate option flags twice.
10598 Reuse help texts for duplicate options which do not have any.
10600 * gcc.c (display_help): Document --version.
10602 * gcc.c (main): If print_help_list and verbose_flag, ensure
10603 driver output comes before subprocess output.
10605 * optc-gen.awk: Assign all remaining fields to help string,
10606 space-separated, for multi-line help in *.opt.
10608 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
10609 -Wno-pedantic-ms-format is for MinGW targets only.
10611 * doc/options.texi (Option file format): Fix bad indentation,
10612 restoring dropped sentence.
10614 2009-02-28 Jan Hubicka <jh@suse.cz>
10616 * tree-inline.c (tree_function_versioning): Output debug info.
10618 2009-02-28 Jan Hubicka <jh@suse.cz>
10621 * tree-inline.c (setup_one_parameter): Do not copy propagate
10622 arguments when not optimizing.
10624 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
10627 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
10628 (avx_addsubv4df3): Likewise.
10629 (*avx_addsubv4sf3): Likewise.
10630 (sse3_addsubv4sf3): Likewise.
10631 (*avx_addsubv2df3): Likewise.
10632 (sse3_addsubv2df3): Likewise.
10633 (avx_unpckhps256): Correct item selectors.
10634 (avx_unpcklps256): Likewise.
10635 (avx_unpckhpd256): Likewise.
10636 (avx_unpcklpd256): Likewise.
10638 2009-02-28 Jan Hubicka <jh@suse.cz>
10640 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
10642 (copy_arguments_for_versioning): If var is declared don't declare it.
10643 (tree_function_versioning): First setup substitutions and then copy
10646 2009-02-27 Jan Hubicka <jh@suse.cz>
10649 * cgraph.h (varpool_output_debug_info): Remove.
10650 * cgraphunit.c (varpool_output_debug_info): Remove.
10651 * dwarf2out.c (deferred_locations_struct): New struct
10652 (deferred_locations): New type.
10653 (deferred_locations_list): New static var.
10654 (deffer_location): New function.
10655 (gen_variable_die): Use it.
10656 (decls_for_scope): Output info on local static vars.
10657 (dwarf2out_finish): Process deferred locations.
10658 * varpool.c (varpool_output_debug_info): Remove.
10660 2009-02-27 Jan Hubicka <jh@suse.cz>
10663 * tree.h (TREE_PROTECTED): Fix comment.
10664 (BLOCK_HANDLER_BLOCK): Remove.
10665 (struct tree_block): Remove handler_block add body_block.
10666 (inlined_function_outer_scope_p): New.
10667 (is_body_block): Remove.
10668 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
10669 * dwarf2out.c (is_inlined_entry_point): Remove.
10670 (add_high_low_attributes): Use inlined_function_outer_scope_p.
10671 (gen_block_die): Use is_inlined_entry_point check. Remove body block
10673 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
10674 * gimplify.c (gimplify_expr): Gimplify body blocks.
10675 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
10676 block with multiple subblocks.
10677 (dump_scope_block): Prettier output; dump more flags and info.
10678 (dump_scope_blocks): New.
10679 (remove_unused_locals): Use dump_scope_blocks.
10680 * tree-flow.h (dump_scope_blocks): Declare.
10681 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
10682 * stmt.c (is_body_block): Remove.
10683 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
10684 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
10686 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
10688 PR middle-end/39308
10689 * graphite.c (graphite_loop_normal_form): Do not call
10690 number_of_iterations_exit from a gcc_assert.
10692 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10694 * config/s390/s390.c (s390_swap_cmp): Look for conditional
10695 jumps if COND is NULL.
10696 (find_cond_jump): New function.
10697 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
10698 * config/s390/s390.md: Remove z10_cobra attribute value.
10700 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
10702 * config/alpha/alpha.h (alpha_expand_mov): Return false if
10703 force_const_mem returns NULL_RTX.
10705 2009-02-26 Jan Hubicka <jh@suse.cz>
10708 * cgraph.h (varpool_output_debug_info): Remove.
10709 * cgraphunit.c (varpool_output_debug_info): Remove.
10710 * dwarf2out.c (deferred_locations_struct): New struct
10711 (deferred_locations): New type.
10712 (deferred_locations_list): New static var.
10713 (deffer_location): New function.
10714 (gen_variable_die): Use it.
10715 (decls_for_scope): Output info on local static vars.
10716 (dwarf2out_finish): Process deferred locations.
10717 * varpool.c (varpool_output_debug_info): Remove.
10719 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
10721 PR rtl-optimization/39241
10722 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
10723 to subreg_offset_representable_p.
10725 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
10727 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
10728 execute function prototype. Get f and nregs from max_reg_num
10729 and get_insns. Remove the first backward pass as it's dead,
10730 guard the forward pass by flag_expensive_optimizations.
10731 (rest_of_handle_regmove): Delete.
10732 (pass_regmove): Replace it with regmove_optimize.
10734 2009-02-25 Martin Jambor <mjambor@suse.cz>
10736 PR tree-optimization/39259
10737 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
10738 calls_alloca function flags.
10739 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
10740 calls are detected.
10742 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
10744 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
10745 flags_set_1_rtx, flags_set_1_set): Delete.
10746 (regmove_optimize): Do not call mark_flags_life_zones.
10748 2009-02-24 Julian Brown <julian@codesourcery.com>
10751 * config/arm/arm.c (require_pic_register): Only set
10752 cfun->machine->pic_reg once per function.
10754 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
10756 * doc/invoke.texi (Link Options): Document an easier way to pass
10757 options that take arguments to the GNU linker using -Xlinker and -Wl.
10759 2009-02-24 Steve Ellcey <sje@cup.hp.com>
10762 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
10764 2009-02-24 Richard Guenther <rguenther@suse.de>
10767 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
10769 2009-02-24 Richard Guenther <rguenther@suse.de>
10770 Zdenek Dvorak <ook@ucw.cz>
10772 PR tree-optimization/39233
10773 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
10774 from converting them to a generic type.
10776 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
10778 PR tree-optimization/39260
10779 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
10780 contains a condition with a real type.
10781 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
10783 2009-02-23 Jason Merrill <jason@redhat.com>
10786 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
10787 narrowing_initializer_constant_valid_p.
10788 (narrowing_initializer_constant_valid_p): Don't return
10789 null_pointer_node for adding a pointer to itself.
10791 2009-02-23 Jan Hubicka <jh@suse.cz>
10794 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
10797 2009-02-23 Jan Hubicka <jh@suse.cz>
10799 PR tree-optimization/37709
10800 * tree.c (block_ultimate_origin): Move here from dwarf2out.
10801 * tree.h (block_ultimate_origin): Declare.
10802 * dwarf2out.c (block_ultimate_origin): Move to tree.c
10803 * tree-ssa-live.c (remove_unused_scope_block_p):
10804 Eliminate blocks containig no instructions nor live variables nor
10806 (dump_scope_block): New function.
10807 (remove_unused_locals): Enable removal of dead blocks by default;
10808 enable dumping at TDF_DETAILS.
10810 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
10812 * config/i386/i386.c (classify_argument): Don't allow COImode
10814 (function_arg_advance_32): Don't allow OImode.
10815 (function_arg_32): Likewise.
10816 (function_value_32): Likewise.
10817 (return_in_memory_32): Likewise.
10818 (function_arg_64): Remove OImode comment.
10820 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
10823 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
10824 ix86_expand_vector_set for V4DImode in 64bit mode only.
10825 (ix86_expand_vector_init_one_var): Likewise.
10827 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
10829 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
10831 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
10834 * loop-iv.c: Revert last change.
10835 * emit-rtl.c: Likewise.
10837 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
10840 * config/i386/i386.c (type_natural_mode): Remove an extra
10841 space in the warning message.
10842 (function_value_32): Handle 32-byte vector modes.
10843 (return_in_memory_32): Likewise.
10845 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
10847 * loop-iv.c (truncate_value): New function.
10848 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
10850 (lowpart_subreg): Move to...
10851 * emit-rtl.c: ...here.
10853 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
10855 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
10856 accidental and undocumented change at revision 140860.
10858 2009-02-21 Joseph Myers <joseph@codesourcery.com>
10860 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
10861 take gimple_seq * arguments.
10862 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
10863 types_compatible_p langhook.
10865 2009-02-20 Mark Mitchell <mark@codesourcery.com>
10866 Joseph Myers <joseph@codesourcery.com>
10868 * config/arm/arm.c (arm_builtin_va_list): New function.
10869 (arm_expand_builtin_va_start): Likewise.
10870 (arm_gimplify_va_arg_expr): Likewise.
10871 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
10872 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
10873 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
10874 (va_list_type): New variable.
10875 (arm_mangle_type): Mangle va_list_type appropriately.
10877 2009-02-20 Jakub Jelinek <jakub@redhat.com>
10879 PR middle-end/39157
10880 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
10881 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
10882 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
10883 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
10884 parameter to 1000 for -O1 by default.
10885 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
10887 * loop-invariant.c: Include params.h.
10888 (move_loop_invariants): Don't call move_single_loop_invariants on
10891 2009-02-20 Jaka Mocnik <jaka@xlab.si>
10893 * calls.c (emit_library_call_value_1): Use slot_offset instead of
10894 offset when calculating bounds for indexing stack_usage_map. Fixes
10895 a buffer overflow with certain target setups.
10897 2009-02-20 Jakub Jelinek <jakub@redhat.com>
10900 * calls.c (expand_call): Clear try_tail_call if caller and callee
10901 disagree in promotion of function return value.
10903 2009-02-19 Jakub Jelinek <jakub@redhat.com>
10906 * c-common.c (c_determine_visibility): If visibility changed and
10907 DECL_RTL has been already set, call make_decl_rtl to update symbol
10910 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
10913 * varasm.c (assemble_variable): Don't check DECL_NAME when
10914 globalizing a variable.
10916 2009-02-19 Joseph Myers <joseph@codesourcery.com>
10919 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
10920 expression before any __builtin_trap call.
10921 * c-typeck.c (build_function_call): Convert and check function
10922 arguments before generating a call to a trap. Evaluate the
10923 function arguments before the trap.
10925 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
10928 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
10929 (UNSPEC_FXAM_MEM): New unspec.
10930 (fxam<mode>2_i387_with_temp): New insn and split pattern.
10931 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
10932 memory using fxam<mode>2_i387_with_temp to remove excess precision.
10934 2009-02-19 Richard Guenther <rguenther@suse.de>
10936 PR tree-optimization/39207
10937 PR tree-optimization/39074
10938 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
10939 storedanything_tree): New.
10940 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
10941 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
10942 (build_succ_graph): Add edges from STOREDANYTHING to all
10944 (init_base_vars): Initialize STOREDANYTHING.
10945 (compute_points_to_sets): Free substitution info after
10946 building the succ graph.
10947 (ipa_pta_execute): Likewise.
10949 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
10951 (do_ds_constraint): Do not add to special var or non-pointer
10953 (type_could_have_pointers): Split out from ...
10954 (could_have_pointers): ... here. For arrays use the element type.
10955 (create_variable_info_for): Initialize may_have_pointers.
10956 (new_var_info): Likewise.
10957 (handle_lhs_call): Make the HEAP variable unknown-sized.
10958 (intra_create_variable_infos): Use a type with pointers for
10959 PARM_NOALIAS, make it unknown-sized.
10961 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
10964 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
10966 2009-02-18 Jason Merrill <jason@redhat.com>
10969 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
10970 value if DECL_EXTERNAL.
10971 * tree-sra.c (sra_walk_gimple_assign): Likewise.
10972 * target.h (gcc_target::binds_local_p): Clarify "module".
10973 * tree.h (TREE_PUBLIC): Clarify "module".
10975 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
10978 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
10979 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
10981 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
10984 * c.opt (Wabi): Support C and ObjC.
10987 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
10989 * config/i386/i386.c (classify_argument): Warn once about the ABI
10990 change when passing union with long double.
10992 * doc/invoke.texi: Update -Wabi for warning psABI changes.
10994 2009-02-18 Joseph Myers <joseph@codesourcery.com>
10997 * c-parser.c (c_parser_compound_statement): Always enter and leave
11000 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11003 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
11005 2009-02-18 Jakub Jelinek <jakub@redhat.com>
11007 PR tree-optimization/36922
11008 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
11009 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
11012 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11014 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
11017 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11019 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
11021 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11023 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
11026 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
11027 Richard Sandiford <rdsandiford@googlemail.com>
11029 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
11030 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
11031 (loongson_biadd): ...this.
11033 2009-02-17 Richard Guenther <rguenther@suse.de>
11035 PR tree-optimization/39202
11036 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
11037 a var make sure to follow existing collapses.
11039 2009-02-17 Richard Guenther <rguenther@suse.de>
11041 PR middle-end/39214
11042 * langhooks.c (lhd_print_error_function): Check for NULL block.
11044 2009-02-17 Richard Guenther <rguenther@suse.de>
11046 PR tree-optimization/39204
11047 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
11050 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
11052 * config/soft-fp/double.h: Update from glibc CVS.
11054 2009-02-17 Richard Guenther <rguenther@suse.de>
11056 PR tree-optimization/39207
11057 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
11058 strict-aliasing warnings for pointers pointing to NULL.
11060 2009-02-16 Joseph Myers <joseph@codesourcery.com>
11063 * c-parser.c (c_parser_braced_init): Call pop_init_level when
11064 skipping until next close brace.
11066 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
11069 * config/i386/i386.c (ix86_expand_push): Set memory alignment
11070 to function argument boundary.
11072 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11074 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
11075 in the lea_add. Reload eventually constraints it properly.
11076 * config/picochip/constraints.md: Remove the target constraint
11077 "b", since it is not needed anymore.
11079 2009-02-16 Jakub Jelinek <jakub@redhat.com>
11081 * gthr-dce.h: Uglify function parameter and local variable names.
11082 * gthr-gnat.h: Likewise.
11083 * gthr-mipssde.h: Likewise.
11084 * gthr-nks.h: Likewise.
11085 * gthr-posix95.h: Likewise.
11086 * gthr-posix.h: Likewise.
11087 * gthr-rtems.h: Likewise.
11088 * gthr-single.h: Likewise.
11089 * gthr-solaris.h: Likewise.
11090 * gthr-tpf.h: Likewise.
11091 * gthr-vxworks.h: Likewise.
11092 * gthr-win32.h: Likewise.
11094 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
11097 * config/i386/i386.md: Restrict the new peephole2 to move
11098 between MMX/SSE registers.
11100 2009-02-15 Richard Guenther <rguenther@suse.de>
11103 2009-02-13 Richard Guenther <rguenther@suse.de>
11105 * configure.ac: Enable LFS.
11106 * configure: Re-generate.
11107 * config.in: Likewise.
11109 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11111 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
11112 spu_srqwbyte, spu_srqwbytebc): Define.
11113 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
11114 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
11115 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
11116 "shrqby_<mode>"): New insn-and-split patterns.
11117 * config/spu/spu.c (expand_builtin_args): Determine and return
11118 number of operands using spu_builtin_description data.
11119 (spu_expand_builtin_1): Use it.
11121 2009-02-13 Steve Ellcey <sje@cup.hp.com>
11124 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
11127 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11130 * config/i386/i386.c (override_options): Correct warning
11131 messages for -malign-loops, -malign-jumps and -malign-functions.
11133 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11136 * config/i386/i386.md: Restrict the new peephole2 to move
11137 between the general purpose registers.
11139 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11142 * config/i386/i386.c (type_natural_mode): Add a new argument.
11143 Return the original mode and warn ABI change if vector size is 32byte.
11144 (function_arg_advance): Updated.
11145 (function_arg): Likewise.
11146 (ix86_function_value): Likewise.
11147 (ix86_return_in_memory): Likewise.
11148 (ix86_sol10_return_in_memory): Likewise.
11149 (ix86_gimplify_va_arg): Likewise.
11150 (function_arg_32): Don't warn ABX ABI change here.
11151 (function_arg_64): Likewise.
11153 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
11155 * loop-iv.c (implies_p): In the final case, test that operands 0
11156 of the two comparisons match.
11158 * config/bfin/bfin.c (find_prev_insn_start): New function.
11159 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
11160 (find_next_insn_start): Move.
11162 2009-02-13 Richard Guenther <rguenther@suse.de>
11164 * configure.ac: Enable LFS.
11165 * configure: Re-generate.
11166 * config.in: Likewise.
11168 2009-02-13 Joseph Myers <joseph@codesourcery.com>
11171 * c-parser.c (c_parser_parms_list_declarator): Discard pending
11172 sizes on syntax error after some arguments have been parsed.
11174 2009-02-12 Jakub Jelinek <jakub@redhat.com>
11176 * doc/invoke.texi (-fira): Remove.
11178 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11180 * caller-save.c: Replace regclass.c with reginfo.c in comments.
11181 * recog.c: Likewise.
11184 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
11186 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
11187 (umul_ppmm): Likewise.
11188 (count_leading_zeros): Likewise.
11189 (count_trailing_zeros): Likewise.
11190 (UMUL_TIME): Likewise.
11192 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11194 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
11195 soft-fp/t-softfp to tmake_file.
11197 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
11198 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
11199 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
11200 IA64_BUILTIN_INFQ]: New.
11201 (ia64_init_builtins): Initialize __builtin_infq,
11202 __builtin_fabsq and __builtin_copysignq if not HPUX.
11203 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
11204 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
11206 * config/ia64/lib1funcs.asm (__divtf3): Define only if
11208 (__fixtfti): Likewise.
11209 (__fixunstfti): Likewise.
11210 (__floattitf): Likewise.
11212 * config/ia64/libgcc-glibc.ver: New.
11213 * config/ia64/t-fprules-softfp: Likewise.
11214 * config/ia64/sfp-machine.h: Likewise.
11216 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
11217 (LIBGCC2_TF_CEXT): Likewise.
11218 (TF_SIZE): Likewise.
11219 (TARGET_INIT_LIBFUNCS): Likewise.
11221 * config/ia64/t-glibc (SHLINB_MAPFILES):
11222 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
11224 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11226 * config/i386/i386.c (construct_container): Rewrite processing
11227 BLKmode with X86_64_SSE_CLASS.
11229 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
11232 * config/i386/i386.md: Replace simplify_replace_rtx with
11233 replace_rtx in the new peephole2.
11235 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
11237 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
11238 loop unrolling do not happen at -O2.
11240 2009-02-12 Michael Matz <matz@suse.de>
11242 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
11244 2009-02-12 Jakub Jelinek <jakub@redhat.com>
11246 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
11249 2009-02-12 Ben Elliston <bje@au.ibm.com>
11251 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
11252 patterns when updating the back chain. Missed in the 2009-02-10
11255 2009-02-11 Janis Johnson <janis187@us.ibm.com>
11257 * doc/extend.texi (Decimal Floating Types): Update identifier of
11258 draft TR and list of missing support.
11260 2009-02-11 Jakub Jelinek <jakub@redhat.com>
11262 PR middle-end/39154
11263 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
11264 bit to variable length decl's flags, add it also to its
11265 pointer replacement variable.
11267 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
11268 Jakub Jelinek <jakub@redhat.com>
11271 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
11272 (memory_blockage): New expander.
11273 (*memory_blockage): New insn pattern.
11274 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
11275 instead of general blockage at the end of function prologue when
11276 frame pointer is used to access red zone area. Do not emit blockage
11277 when profiling, it is emitted in generic code.
11278 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
11279 function epilogue when frame pointer is used to access red zone area.
11281 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
11284 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
11285 by arithmetic with memory operands.
11286 * config/i386/predicates.md (commutative_operator): New.
11288 2009-02-10 Janis Johnson <janis187@us.ibm.com>
11290 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
11293 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
11295 * alias.h (record_alias_subset): Declare.
11296 * alias.c (record_alias_subset): Make global.
11298 2009-02-10 Nick Clifton <nickc@redhat.com>
11300 * tree-parloops.c: Change license to GPLv3.
11301 * ipa-struct-reorg.c: Change license to GPLv3.
11302 * ipa-struct-reorg.h: Change license to GPLv3.
11304 2009-02-10 Steve Ellcey <sje@cup.hp.com>
11307 * c-decl.c (start_struct): Return NULL on error.
11309 2009-02-10 Jakub Jelinek <jakub@redhat.com>
11311 PR middle-end/39124
11312 * cfgloopmanip.c (remove_path): Call remove_bbs after
11313 cancel_loop_tree, not before it.
11316 * function.h (struct function): Add has_local_explicit_reg_vars bit.
11317 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
11318 VAR_DECLs were seen.
11319 * tree-ssa-live.c (remove_unused_locals): Recompute
11320 cfun->has_local_explicit_reg_vars.
11321 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
11322 copies or clearings if cfun->has_local_explicit_reg_vars.
11324 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
11327 * config/i386/i386.c (expand_prologue): Emit blockage at the end
11328 of function prologue when frame pointer is used to access
11331 2009-02-10 Richard Guenther <rguenther@suse.de>
11333 PR middle-end/39127
11334 * gimplify.c (gimple_regimplify_operands): Always look if
11335 we need to create a temporary.
11337 2009-02-10 Richard Guenther <rguenther@suse.de>
11339 PR tree-optimization/39132
11340 * tree-loop-distribution.c (todo): New global var.
11341 (generate_memset_zero): Trigger TODO_rebuild_alias.
11342 (tree_loop_distribution): Return todo.
11344 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
11347 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
11348 (x86_64_reg_class_name): Removed.
11349 (classify_argument): Return 0 if bytes > 32. Return 0 if the
11350 first one isn't X86_64_SSE_CLASS or any other ones aren't
11351 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
11352 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
11353 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
11354 and 3 X86_64_SSEUP_CLASS.
11355 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
11356 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
11358 2009-02-10 Ben Elliston <bje@au.ibm.com>
11360 * config/rs6000/rs6000.md (allocate_stack): Always use an update
11361 form instruction to update the stack back chain word, even if the
11362 user has disabled the generation of update instructions.
11363 (movdi_<mode>_update_stack): New.
11364 (movsi_update_stack): Likewise.
11365 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
11366 always use an update form instruction to update the stack back
11369 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
11371 PR middle-end/38953
11372 * graphite.c (if_region_set_false_region): After moving a region in
11373 the false branch of a condition, remove the empty dummy basic block.
11374 (gloog): Remove wrong fix for PR38953.
11376 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11378 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
11379 generation due to implicit sign extension.
11381 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
11383 PR middle-end/38981
11384 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
11385 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
11387 2009-02-09 Richard Guenther <rguenther@suse.de>
11389 PR middle-end/35202
11390 * convert.c (convert_to_real): Disable (float)fn((double)x)
11391 to fnf(x) conversion if errno differences may occur and
11392 -fmath-errno is set.
11394 2009-02-07 Anatoly Sokolov <aesok@post.ru>
11396 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
11397 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11398 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11400 2009-02-06 Joseph Myers <joseph@codesourcery.com>
11403 * c-common.c (handle_alias_attribute): Disallow attribute for
11404 anything not a FUNCTION_DECL or VAR_DECL.
11406 2009-02-06 Janis Johnson <janis187@us.ibm.com>
11409 * real.c (do_compare): Special-case compare of zero against
11410 decimal float value.
11412 2009-02-06 Joseph Myers <joseph@codesourcery.com>
11415 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
11416 as indicating flexible array members unless the field itself is
11417 being declarared as the incomplete array.
11419 2009-02-06 Jan Hubicka <jh@suse.cz>
11421 PR tree-optimization/38844
11422 * ipa-inline.c (try_inline): Stop inlining recursion when edge
11423 is already inlined.
11425 2009-02-06 Richard Guenther <rguenther@suse.de>
11427 PR middle-end/38977
11428 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
11429 fork because we may expand it as __gcov_fork.
11431 2009-02-06 Nick Clifton <nickc@redhat.com>
11433 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
11435 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
11437 PR tree-optimization/35659
11438 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
11439 vn_phi_eq): Shortcut if hashcode does not match.
11440 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
11442 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
11443 and avoid iterative_hash_expr.
11444 (FOR_EACH_VALUE_ID_IN_SET): New.
11445 (value_id_compare): Remove.
11446 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
11447 sort expressions by value id.
11449 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
11452 * config/sh/predicates.md (general_movsrc_operand): Don't check
11453 the subreg of system registers here.
11455 2009-02-05 Jakub Jelinek <jakub@redhat.com>
11458 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
11459 on the copied decl.
11461 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
11463 PR rtl-optimization/39110
11464 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
11465 addresses, not aligned ones.
11467 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
11468 Richard Guenther <rguenther@suse.de>
11470 PR tree-optimization/39100
11471 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
11472 comment says and add edges.
11474 2009-02-05 Joseph Myers <joseph@codesourcery.com>
11477 * c-common.c (handle_tls_model_attribute): Ignore attribute for
11478 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
11480 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
11482 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
11483 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
11484 register_bb_in_sese, new_sese, free_sese): Moved.
11485 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
11486 outermost_loop_in_scop, build_scop_iteration_domain,
11487 expand_scalar_variables_ssa_name, get_vdef_before_scop,
11488 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
11489 Use loop_in_sese_p instead of loop_in_scop_p.
11490 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
11491 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
11492 (scopdet_basic_block_info): Fix bug in scop detection.
11493 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
11494 eq_loop_to_cloog_loop): Remove.
11495 (nb_loops_around_loop_in_scop, nb_loop
11496 ref_nb_loops): Moved here...
11497 * graphite.h (ref_nb_loops): ... from here.
11498 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
11499 (loop_domain_dim, loop_iteration_vector_dim): Remove.
11500 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
11501 * testsuite/gcc.dg/graphite/scop-19.c: New
11503 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
11504 Hans-Peter Nilsson <hp@axis.com>
11506 PR rtl-optimization/37889
11507 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
11508 Move offset handling from PLUS to before the switch. Use new
11509 arguments when considering SYMBOL_REFs too.
11510 (rtx_addr_can_trap_p): Pass dummy offset and size.
11511 (enum may_trap_p_flags): Remove.
11512 (may_trap_p_1): Pass size from MEM_SIZE.
11514 PR rtl-optimization/38921
11515 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
11516 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
11517 * rtlanal.c (may_trap_after_code_motion_p): Delete.
11518 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
11520 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
11522 AVX Programming Reference (January, 2009)
11523 * config/i386/sse.md (*vpclmulqdq): New.
11525 2009-02-04 Jakub Jelinek <jakub@redhat.com>
11527 PR tree-optimization/38977
11528 PR gcov-profile/38292
11529 * calls.c (special_function_p): Disregard __builtin_ prefix.
11531 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
11533 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
11534 non-indexable addresses even before reload.
11536 2009-02-03 Joseph Myers <joseph@codesourcery.com>
11539 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
11540 as having variable size. Do not give an error for unnamed
11541 parameters with [*] declarators. Give a warning for type names
11542 with [*] declarators and mark them as variable size.
11543 * c-parser.c (c_parser_sizeof_expression): Do not give an error
11544 for sizeof applied to [*] type names.
11546 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11549 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
11551 2009-02-03 Jakub Jelinek <jakub@redhat.com>
11553 * gcc.c (process_command): Update copyright notice dates.
11554 * gcov.c (print_version): Likewise.
11555 * gcov-dump.c (print_version): Likewise.
11556 * mips-tfile.c (main): Likewise.
11557 * mips-tdump.c (main): Likewise.
11559 2009-02-03 Joseph Myers <joseph@codesourcery.com>
11562 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
11563 for composite type involving a zero-length array type.
11565 2009-02-03 Jakub Jelinek <jakub@redhat.com>
11568 * function.c (match_asm_constraints_1): Skip over
11569 initial optional % in the constraint.
11571 PR inline-asm/39059
11572 * c-parser.c (c_parser_postfix_expression): If fixed point is not
11573 supported, don't accept FIXED_CSTs.
11574 * c-decl.c (finish_declspecs): Error if fixed point is not supported
11575 and _Sat is used without _Fract/_Accum. Set specs->type to
11576 integer_type_node for cts_fract/cts_accum if fixed point is not
11579 2009-02-02 Catherine Moore <clm@codesourcery.com>
11581 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
11583 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
11585 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
11586 (ABI_HAS_64BIT_SYMBOLS): Use it.
11587 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
11589 2009-02-02 Paul Brook <paul@codesourcery.com>
11591 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
11593 2009-02-02 Jakub Jelinek <jakub@redhat.com>
11595 PR inline-asm/39058
11596 * recog.h (asm_operand_ok): Add constraints argument.
11597 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
11598 recurse on matching constraint.
11599 (check_asm_operands): Pass constraints as 3rd argument to
11600 asm_operand_ok. Don't look up matching constraint here.
11601 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
11604 2009-02-02 Ben Elliston <bje@au.ibm.com>
11606 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
11607 TARGET_NARROW_VOLATILE_BITFIELD macro names.
11609 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11611 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
11612 information. Remove some obsolete information. Reorganize.
11614 * config/pa/fptr.c: Revert license to GPL 2.
11615 * config/pa/milli64.S: Likewise.
11617 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
11620 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
11621 LIBRARY name in, instead of hard-coding it.
11622 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
11623 extra target make frag to tmake_files according to EH model.
11624 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
11625 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
11626 frags that define makefile variable EH_MODEL appropriately.
11627 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
11628 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
11629 to "-sjlj" according to type of EH configured.
11630 (LIBGCC_SONAME): Concatenate it to shared library base name.
11631 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
11632 to "_sjlj" according to type of EH configured.
11633 (LIBGCC_SONAME): Concatenate it to shared library base name.
11634 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
11635 (SHLIB_LINK): Add missing semicolon to if-else construct.
11636 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
11637 string value of "pe_dll" command-line option.
11638 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
11639 (SHLIB_SONAME): Use it when overriding t-cygming default.
11640 (SHLIB_IMPLIB): Override t-cygming default.
11641 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
11642 string value of "pe_dll" command-line option.
11644 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
11647 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
11648 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
11650 2009-01-31 Richard Guenther <rguenther@suse.de>
11652 PR tree-optimization/38937
11653 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
11654 computing the transitive closure.
11656 2009-01-30 Richard Guenther <rguenther@suse.de>
11658 PR tree-optimization/39041
11659 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
11660 Propagate variable indices only if the types match for this stmt.
11662 2009-01-30 Jakub Jelinek <jakub@redhat.com>
11665 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
11666 inline but never defined.
11668 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
11670 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
11671 (*insv_h_di_reg_extimm): New insn.
11672 (*insv_l<mode>_reg_extimm): New insn.
11674 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
11676 * config/picochip/picochip.c (flag_conserve_stack): set
11677 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
11678 fconserve-stack. Reduce call-overhead used by inliner.
11680 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
11683 * common.opt (flag_conserve_stack): Initialised to zero.
11685 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
11688 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
11689 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
11692 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
11694 * ira-color.c (allocno_reload_assign): Update comments.
11695 * regmove.c (regmove_optimize): Likewise.
11699 2009-01-29 Robert Millan <rmh@aybabtu.com>
11701 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
11702 * config/i386/kopensolaris-gnu.h: New file. Undefine
11703 `MD_UNWIND_SUPPORT'.
11704 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
11706 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
11708 PR tree-optimization/39007
11709 * tree-loop-distribution.c (generate_builtin): Use
11710 recompute_dominator to compute the immediate dominator of the
11711 basic block just after the loop.
11713 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11715 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
11716 (ASM_OUTPUT_DWARF_PCREL): Define.
11718 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
11720 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
11721 * doc/passes.texi: Remove entries about regclass, local-alloc, and
11722 global. Modify entries about regmove and IRA.
11724 * ra-conflict.c: Remove the file.
11726 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
11728 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
11729 (pass_regclass_init): Rename to pass_reginfo_init.
11731 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
11733 * toplev.h (flag_ira): Remove.
11735 * caller-save.c (setup_save_areas): Remove flag_ira.
11737 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
11739 * global.c: Remove the file.
11741 * opts.c (decode_options): Remove flag_ira.
11743 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
11745 * regmove.c: Modify file description.
11746 (find_use_as_address, try_auto_increment): Define them only if
11747 AUTO_INC_DEC is defined.
11748 (replacement_quality, replace_in_call_usage, fixup_match_1,
11749 stable_and_no_regs_but_for_p): Remove.
11750 (reg_set_in_bb): Make it static.
11751 (regmove_optimize): Remove flag_ira and code which worked for
11754 * local-alloc.c: Remove the file.
11756 * common.opt (fira): Remove.
11758 * ira.c: Include except.h.
11759 (eliminable_regset): Move from global.c.
11760 (mark_elimination): Ditto. Remove flag_ira.
11761 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
11762 equiv_mem_modified, validate_equiv_mem_from_store,
11763 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
11764 contains_replace_regs, memref_referenced_p, memref_used_between_p,
11765 no_equiv, recorded_label_ref): Move from local-alloc.c.
11766 (update_equiv_regs): Ditto. Make it static.
11767 (print_insn_chain, print_insn_chains): Move it from global.c.
11768 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
11769 (build_insn_chain): Ditto. Make it static.
11770 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
11771 Rename to init_live_subregs.
11772 (gate_ira): Remove flag_ira.
11774 * regclass.c: Rename reginfo.c. Change file description.
11775 (FORBIDDEN_INC_DEC_CLASSES): Remove.
11776 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
11777 (init_reg_sets_1): Remove code for evaluation of
11778 reg_class_superclasses and losing_caller_save_reg_set.
11779 (init_regs): Remove init_reg_autoinc.
11780 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
11781 ok_for_base_p_nonstrict): Remove.
11782 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
11783 (pass_regclass_init): Rename to pass_reginfo_init. Modify
11784 corresponding entries.
11785 (dump_regclass, record_operand_costs, scan_one_insn,
11786 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
11787 record_address_regs, auto_inc_dec_reg_p): Remove.
11788 (gt-regclass.h): Rename to gt-reginfo.h.
11790 * rtl.h (dump_global_regs, retry_global_alloc,
11791 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
11793 * Makefile.in (RA_H): Remove.
11794 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
11795 Rename regclass.o to reginfo.o.
11796 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
11798 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
11799 (GTFILES): Rename regclass.c to reginfo.c.
11801 * passes.c (init_optimization_passes): Remove pass_local_alloc and
11802 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
11804 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
11805 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
11807 (finish_spills): Ditto. Remove code for !flag_ira.
11809 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
11811 PR middle-end/35854
11812 * doc/invoke.texi (rtl debug options): Complete rewrite.
11813 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
11815 * mode-switching.c (pass_mode_switching): Rename pass from
11816 "mode-sw" to "mode_sw".
11817 * except.c (pass_convert_to_eh_ranges): Rename pass from
11818 "eh-ranges" to "eh_ranges".
11819 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
11823 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
11824 Alexander Monakov <amonakov@ispras.ru>
11826 PR middle-end/38857
11827 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
11829 (move_exprs_to_boundary): Change return type and pass through
11830 should_move from move_op. Relax assert. Update usage ...
11831 (schedule_expr_on_boundary): ... here. Use should_move instead of
11833 (move_op_orig_expr_found): Indicate that insn was disconnected from
11835 (code_motion_process_successors): Do not call after_merge_succs
11836 callback if original expression was not found when traversing any of
11838 (code_motion_path_driver): Change return type. Update prototype.
11839 (move_op): Update comment. Add a new parameter (should_move). Update
11840 prototype. Set *should_move based on indication provided by
11841 move_op_orig_expr_found.
11843 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
11845 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
11846 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
11847 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
11848 * config/rs6000/rs6000.c (rs6000_override_options): Default
11849 avoid-indexed-addresses on for Power6, off for everything else.
11850 (avoiding_indexed_address_p): New function.
11851 (rs6000_legitimize_address): Use it.
11852 (rs6000_legitimate_address): Likewise.
11853 * config/rs6000/rs6000.md (movXX_updateX): Likewise
11855 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
11857 PR tree-optimization/38997
11858 * tree-loop-distribution.c (generate_memset_zero): Use
11859 POINTER_PLUS_EXPR for a pointer addition.
11861 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
11863 * config/s390/s390.md (bswap<mode>2): New pattern added.
11865 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
11867 * config/s390/s390.md (*tls_load_31): Added type attribute.
11869 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
11871 * config/s390/s390.md: Fix a few comments.
11873 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
11875 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
11876 (*tm<mode>_full): Fixed z10prop attribute.
11877 (*tst<mode>_extimm): Fixed z10prop attribute.
11878 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
11879 (*tstqiCCT_cconly): Fixed z10prop attribute.
11880 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
11881 (*movsi_larl): Fixed z10prop attribute.
11882 (*movsi_zarch): Fixed z10prop attribute.
11883 (*movsi_eas): Fixed z10prop attribute.
11884 (*movhi): Fixed z10prop attribute.
11885 (*movqi): Fixed z10prop attribute.
11886 (*movstrictqi): Fixed z10prop attribute.
11887 (*mov<mode>): Fixed z10prop attribute.
11888 (*movcc): Fixed z10prop attribute.
11889 (*sethighpartdi_64): Fixed z10prop attribute.
11890 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
11891 (*negdi2_sign_cc): Fixed z10prop attribute.
11892 (*negdi2_sign): Fixed z10prop attribute.
11893 (*absdi2_sign_cc): Fixed z10prop attribute.
11894 (*absdi2_sign): Fixed z10prop attribute.
11895 (*negabsdi2_sign_cc): Fixed z10prop attribute.
11896 (*negabsdi2_sign): Fixed z10prop attribute.
11897 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
11898 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
11899 (doloop_si64): Fixed z10prop attribute.
11900 (doloop_si31): Fixed z10prop attribute.
11901 (doloop_long): Fixed z10prop attribute.
11902 (indirect_jump): Fixed z10prop attribute.
11903 (nop): Fixed z10prop attribute.
11904 (main_base_64): Fixed z10prop attribute.
11905 (reload_base_64): Fixed z10prop attribute.
11907 2009-01-28 Jakub Jelinek <jakub@redhat.com>
11909 PR rtl-optimization/38740
11910 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
11912 * config/mips/mips.c (mips_reorg): Likewise.
11914 2009-01-28 Richard Guenther <rguenther@suse.de>
11916 PR tree-optimization/38926
11917 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
11918 with the correct value id to a value.
11919 (do_regular_insertion): Use the value number of edoubleprime
11920 for the value number of the expr.
11923 2008-08-21 Richard Guenther <rguenther@suse.de>
11925 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
11926 a PHI ask VN if it is already available.
11927 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
11928 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
11930 2009-01-28 Jakub Jelinek <jakub@redhat.com>
11932 PR middle-end/38934
11933 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
11934 set to varying whenever max has TREE_OVERFLOW set, similarly
11935 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
11937 2009-01-28 Richard Guenther <rguenther@suse.de>
11939 PR middle-end/38908
11940 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
11941 uninitialized aggregate uses in call arguments.
11943 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
11945 PR tree-optimization/38984
11946 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
11947 the nothing_id variable if -fno-delete-null-pointer-checks.
11949 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
11952 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
11953 (set_got_offset_rex64): Ditto.
11955 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
11958 * doc/extend.texi: Improve local variable with asm reg.
11960 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
11962 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
11963 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
11964 was not supplied then set warn_packed_bitfield_compat to the
11965 default value of 1.
11966 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
11969 2009-01-27 Richard Guenther <rguenther@suse.de>
11971 PR tree-optimization/38503
11972 * cfgexpand.c (expand_gimple_basic_block): Ignore
11973 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
11974 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
11975 variables that cannot have TBAA applied.
11976 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
11979 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
11981 PR middle-end/38969
11982 * calls.c (initialize_argument_information): Do not wrap complex
11983 arguments in SAVE_EXPR.
11985 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
11987 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
11988 (INSTALL_LIBGCC): Revert typo commit.
11990 2009-01-26 Richard Guenther <rguenther@suse.de>
11992 PR tree-optimization/38745
11993 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
11994 from special handling.
11996 2009-01-26 Richard Guenther <rguenther@suse.de>
11998 PR tree-optimization/38745
11999 * tree-ssa.c (execute_update_addresses_taken): Do not include
12000 variables that cannot possibly be a register in not_reg_needs.
12001 Do not clear TREE_ADDRESSABLE on vars that may not become
12003 * tree-ssa.c (update_alias_info_1): Include those in the set
12004 of addressable vars.
12006 2009-01-26 Richard Guenther <rguenther@suse.de>
12008 PR middle-end/38851
12009 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
12010 * tree-ssa-dse.c: Include langhooks.h
12011 (execute_simple_dse): Remove stores with zero size.
12013 2009-01-24 Jakub Jelinek <jakub@redhat.com>
12016 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
12019 2009-01-24 Julian Brown <julian@codesourcery.com>
12021 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
12022 config/arm/linux-atomic.c.
12023 * config/arm/linux-atomic.c: New.
12025 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
12027 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
12028 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
12029 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
12031 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
12034 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
12037 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
12039 PR tree-optimization/38953
12040 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
12041 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
12042 (gloog): Split the exit of the scop when the scop exit is a loop exit.
12043 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
12046 2009-01-24 Paul Brook <paul@codesourcery.com>
12048 * config/arm/neon.md (neon_type): Move to arm.md.
12049 (neon_mov<VSTRUCT>): Add neon_type attribute.
12050 * config/arm/arm.md (neon_type): Move to here.
12051 (conds): Add "unconditioal" and use as default for NEON insns.
12053 2009-01-24 Ben Elliston <bje@au.ibm.com>
12055 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
12056 void *' warning from -Wc++-compat.
12057 * Makefile.in (dominance.o-warn): Remove.
12059 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
12061 PR tree-optimization/38932
12062 * fold-const.c (fold_unary_ignore_overflow): New.
12063 * tree.h (fold_unary_ignore_overflow): Declare.
12064 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
12065 * tree-ssa-sccvn.c (visit_reference_op_load,
12066 simplify_unary_expression): Likewise.
12068 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
12070 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
12071 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
12072 regardless of their type.
12073 * c-common.c (handle_packed_attribute): Don't ignore packed on
12075 * c.opt (Wpacked-bitfield-compat): New warning option.
12076 * stor-layout.c (place_field): Warn if offset of a field changed.
12077 * doc/extend.texi (packed): Mention the ABI change.
12078 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
12079 (Warning Options): Add it to the list.
12081 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
12083 * c-opts.c (c_common_post_options): Fix a typo in comments.
12085 2009-01-22 Steve Ellcey <sje@cup.hp.com>
12087 PR middle-end/38615
12088 * gimplify.c (gimplify_init_constructor): Fix promotion of const
12089 variables to static.
12090 * doc/invoke.texi (-fmerge-all-constants): Update description.
12092 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
12095 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
12096 (*movdi_1_rex64): Use type "mmx" for alternative 5.
12098 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
12100 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
12102 (LOCAL_ALIGNMENT): Similarly.
12104 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
12105 Joseph Myers <joseph@codesourcery.com>
12107 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
12108 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
12109 * config/arm/arm-tune.md: Regenerate.
12110 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
12113 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
12115 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
12116 version number to five.
12118 2009-01-22 Dodji Seketeli <dodji@redhat.com>
12121 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
12122 * c-common.c (set_underlying_type): Likewise.
12123 (is_typedef_decl ): Likewise
12125 (set_underlying_type): Likewise.
12126 (is_typedef_type): Likewise.
12128 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
12130 PR middle-end/38587
12131 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
12134 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
12137 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
12138 (LIBGCC_SPEC): Don't define.
12139 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
12141 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
12143 PR rtl-optimization/38879
12144 * alias.c (base_alias_check): Unaligned access via AND address can
12145 alias all surrounding object types except those with sizes equal
12146 or wider than the size of unaligned access.
12148 2009-01-21 Dodji Seketeli <dodji@redhat.com>
12151 * c-decl.c (clone_underlying_type): Move this ...
12152 * c-common.c (set_underlying_type): ... here.
12153 Also, make sure the function properly sets TYPE_STUB_DECL() on
12154 the newly created typedef variant type.
12155 (is_typedef_decl ): New entry point.
12156 * tree.h: Added a new member member_types_needing_access_check to
12157 struct tree_decl_non_common.
12158 (set_underlying_type): New entry point.
12159 (is_typedef_type): Likewise.
12161 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
12163 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
12164 Check whether two instructions have memory references that
12165 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
12166 are helper functions for traversing.
12167 * alias.h (insn_alias_sets_confilict_p): New prototypes.
12168 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
12169 not to draw dependency edge for instructions with non-conflicting
12172 2009-01-20 Joseph Myers <joseph@codesourcery.com>
12175 * longlong.h: Update copyright years. Use soft-fp license notice.
12176 Sync __clz_tab declaration with glibc.
12178 2009-01-20 Steve Ellcey <sje@cup.hp.com>
12181 * doc/extend.texi (syscall_linkage): New.
12182 (version_id): Modify.
12184 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12185 Richard Guenther <rguenther@suse.de>
12187 PR tree-optimization/38747
12188 PR tree-optimization/38748
12189 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
12190 conversion if the base address is an indirect reference and the
12191 aliasing sets could cause issues.
12193 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
12195 * common.opt (fgraphite, fgraphite-identity): Add comment for
12196 explaining why these options are not documented.
12198 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
12200 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
12201 gimple_call_lhs is NULL.
12203 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
12206 * emit-rtl.c (adjust_address_1): Make sure memref is never
12209 2009-01-20 Ben Elliston <bje@au.ibm.com>
12211 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
12212 const qualifier from arg parameter. Remove unnecessary cast to char *.
12213 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
12214 const qualifier from arg 2.
12216 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
12218 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
12220 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
12223 * rtl.h (reinit_regs): New prototype.
12224 * regclass.c: Include ira.h.
12225 (reinit_regs): New.
12226 * Makefile.in (regclass.o): Add ira.h.
12227 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
12229 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
12232 * c-common.c (handle_aligned_attribute): Use
12233 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
12234 default alignment value.
12236 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
12238 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
12239 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
12241 * doc/extend.texi: Update __attribute__ ((aligned)). Document
12242 __BIGGEST_ALIGNMENT__.
12244 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
12246 2009-01-18 Richard Guenther <rguenther@suse.de>
12248 PR tree-optimization/38819
12249 * tree-flow.h (operation_could_trap_helper_p): Declare.
12250 * tree-eh.c (operation_could_trap_helper_p): Export.
12251 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
12252 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
12253 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
12254 are about to insert a possibly trapping instruction and fail
12257 2009-01-18 Andreas Schwab <schwab@suse.de>
12259 * doc/install.texi (Configuration): Remove obsolete paragraph
12260 about use of --with-gnu-ld with --with-gnu-as.
12262 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
12264 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
12265 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
12266 Follow spelling conventions.
12268 2009-01-18 Ben Elliston <bje@au.ibm.com>
12270 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
12271 C++ warning about implicit conversion from void * to struct
12273 (bitmap_obstack_free): Likewise for bitmap_element *.
12274 * Makefile.in (bitmap.o-warn): Remove.
12276 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
12278 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
12280 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
12281 Tobias Grosser <tobi.grosser@amd.com>
12283 * graphite.c (graphite_trans_scop_block): Do not block single
12286 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
12288 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
12289 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
12290 test with assertion.
12292 2009-01-16 Richard Guenther <rguenther@suse.de>
12294 PR tree-optimization/38835
12295 PR middle-end/36227
12296 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
12297 and INT + PTR -> (INT)(PTR p+ INT) folding.
12298 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
12300 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
12303 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
12304 the subreg from a lowpart subreg if it is also casting the value.
12306 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
12307 Tobias Grosser <tobi.grosser@amd.com>
12309 * graphite.c (compare_prefix_loops): New.
12310 (build_scop_canonical_schedules): Rewritten.
12311 (graphite_transform_loops): Move build_scop_canonical_schedules
12312 after build_scop_iteration_domain.
12314 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
12315 Tobias Grosser <tobi.grosser@amd.com>
12317 * graphite.c (add_conditions_to_domain): Add the loops to
12318 the dimension of the iteration domain. Do copy the domain
12319 only when it exists.
12320 (build_scop_conditions_1): Do not call add_conditions_to_domain.
12321 (add_conditions_to_constraints): New.
12322 (can_generate_code_stmt, can_generate_code): Removed.
12323 (gloog): Do not call can_generate_code.
12324 (graphite_transform_loops): Call add_conditions_to_constraints
12325 after building the iteration domain.
12327 2009-01-16 Jakub Jelinek <jakub@redhat.com>
12329 PR tree-optimization/38789
12330 * tree-ssa-threadedge.c
12331 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
12332 __builtin_constant_p.
12334 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12336 * dce.c (delete_unmarked_insns): Reversed the order that insns are
12337 examined before deleting them.
12339 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
12341 * function.c (aggregate_value_p): Correctly extract the function
12342 type from CALL_EXPR_FN lookup.
12344 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
12346 * config/picochip/picochip.c (picochip_override_options): Revert
12347 CFI asm flag disable commited previously.
12349 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
12350 Tobias Grosser <tobi.grosser@amd.com>
12351 Jan Sjodin <jan.sjodin@amd.com>
12353 * graphite.c (scan_tree_for_params): On substractions negate
12354 all the coefficients of the term.
12355 (clast_to_gcc_expression_red): New. Handle reduction expressions
12356 of more than two operands.
12357 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
12358 (get_vdef_before_scop): Handle also the case of default definitions.
12360 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
12362 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
12363 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
12364 Also use them when walking CALL_INSN_FUNCTION_USAGE.
12366 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
12367 Joey Ye <joey.ye@intel.com>
12369 PR middle-end/37843
12370 * cfgexpand.c (expand_stack_alignment): Don't update stack
12371 boundary nor check incoming stack boundary here.
12372 (gimple_expand_cfg): Update stack boundary and check incoming
12373 stack boundary here.
12375 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12377 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
12379 2009-01-14 Jakub Jelinek <jakub@redhat.com>
12381 PR rtl-optimization/38245
12382 * calls.c (expand_call): Add stack arguments to
12383 CALL_INSN_FUNCTION_USAGE even for pure calls (when
12384 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
12385 in regs and partially in memory or BLKmode arguments.
12386 (emit_library_call_value_1): Add stack arguments to
12387 CALL_INSN_FUNCTION_USAGE even for pure calls (when
12388 ACCUMULATE_OUTGOING_ARGS).
12389 * dce.c: Include tm_p.h.
12390 (find_call_stack_args): New function.
12391 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
12393 (mark_insn): Call find_call_stack_args for CALL_Ps.
12394 (prescan_insns_for_dce): Walk insns backwards in bb rather than
12395 forwards. Allocate and free arg_stores bitmap if needed, pass it
12396 down to deletable_insn_p, don't mark stores set in arg_stores
12397 bitmap, clear the bitmap at the beginning of each bb.
12398 * Makefile.in (dce.o): Depend on $(TM_P_H).
12400 2009-01-14 Michael Meissner <gnu@the-meissners.org>
12403 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
12404 to make sure the insn is a conditional test (bug 22599). Reformat a
12407 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
12409 PR middle-end/38431
12410 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
12411 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
12412 (gloog): Do not call cleanup_tree_cfg.
12413 (graphite_transform_loops): Call cleanup_tree_cfg after all
12414 scops have been code generated.
12416 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
12417 * doc/gty.texi (Invoking the garbage collector): Added new node
12418 and section documenting ggc_collect.
12420 2009-01-14 Richard Guenther <rguenther@suse.de>
12422 PR tree-optimization/38826
12423 PR middle-end/38477
12424 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
12425 initialization notes only if we actually emitted a warning.
12426 (intra_create_variable_infos): Add constraints for a result decl
12427 that is passed by hidden reference.
12428 (build_pred_graph): Mark all related variables non-direct on
12431 2009-01-14 Nick Clifton <nickc@redhat.com>
12433 * ira-conflicts.c: Include addresses.h for the definition of
12435 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
12436 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
12438 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
12441 * Makefile.in (ira-lives.o): Add except.h.
12443 * ira-lives.c: Include except.h.
12444 (process_bb_node_lives): Process can_throw_internal.
12446 2009-01-13 Jakub Jelinek <jakub@redhat.com>
12448 PR rtl-optimization/38774
12449 * combine.c (simplify_set): When undoing cc_use change, don't do
12450 PUT_CODE on the newly created comparison, but instead put back the
12453 2009-01-13 Joseph Myers <joseph@codesourcery.com>
12455 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
12456 values. Remove duplicate arm8 entry.
12458 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
12460 PR tree-optimization/38786
12461 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
12462 the SSA_NAME case of expand_scalar_variables_expr.
12463 Set the type of an expression to the type of its assign statement.
12464 (expand_scalar_variables_expr): Also gather the scalar computation
12465 used to index the memory access. Do not pass loop_p.
12466 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
12467 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
12468 the gimple_stmt_iterator where it inserts new code.
12469 Do not pass loop_p.
12470 (copy_bb_and_scalar_dependences): Do not pass loop_p.
12471 (translate_clast): Update call to copy_bb_and_scalar_dependences.
12473 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
12475 * graphite.h (debug_value): Removed.
12476 * graphite.c (debug_value): Removed.
12478 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12480 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
12481 ldrd/strd with two 32-bit instructions.
12483 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12485 * config/arm/arm.c (struct processors): Pass for speed down into
12486 cost helper functions.
12487 (const_ok_for_op): Handle COMPARE and inequality nodes.
12488 (arm_rtx_costs_1): Rewrite.
12489 (arm_size_rtx_costs): Update prototype.
12490 (arm_rtx_costs): Pass speed down to helper functions.
12491 (arm_slowmul_rtx_costs): Rework cost calculations.
12492 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
12493 (arm_9e_rtx_costs): Likewise.
12495 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
12497 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
12498 relocations of local symbols wider than UNITS_PER_WORD are not valid.
12499 (alpha_legitimize_address): Do not split local symbols wider than
12500 UNITS_PER_WORD into HIGH/LO_SUM parts.
12502 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
12505 * gcc.c (process_command): Replace call to execvp with calls
12506 to pex_one and exit.
12508 2009-01-03 Anatoly Sokolov <aesok@post.ru>
12511 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
12512 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
12513 variant for devices with 3-byte PC.
12514 (__tablejump_elpm__): New.
12516 2009-01-12 Jakub Jelinek <jakub@redhat.com>
12519 * c-parser.c (c_parser_postfix_expression): Allow `->' in
12520 offsetof member-designator, handle it as `[0].'.
12522 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12524 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
12525 function when not using named sections on targets with named sections
12526 if branch distance is less than 262132.
12528 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
12530 * combine.c (combine_instructions): Recompute
12531 optimize_this_for_speed_p for each BB in the main combine loop.
12533 2009-01-12 Tomas Bily <tbily@suse.cz>
12536 * tree-loop-distribution.c (prop_phis): New function.
12537 (generate_builtin): Call prop_phis.
12538 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
12540 2009-01-12 Jakub Jelinek <jakub@redhat.com>
12542 PR tree-optimization/38807
12543 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
12544 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
12546 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
12548 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
12549 subreg of op0 to the original op0.
12551 2009-01-11 Laurent GUERBY <laurent@guerby.net>
12553 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
12555 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
12558 * mips-tfile.c (parse_def): Fix parsing of def strings
12559 starting with digits.
12561 2009-01-10 Jakub Jelinek <jakub@redhat.com>
12564 * config/arm/arm.c (arm_is_long_call_p): Don't call
12565 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
12567 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
12569 * regrename.c (regrename_optimize): Fix dumping.
12570 (find_oldest_value_reg): Preserve REG_POINTER.
12571 (copy_hardreg_forward_1): Likewise.
12573 2009-01-09 Diego Novillo <dnovillo@google.com>
12575 * gimple.h (struct gimple_statement_base) <uid>: Document
12576 the restrictions on its use.
12577 (gimple_uid): Tidy.
12578 (gimple_set_uid): Tidy.
12580 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12582 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
12583 zero guard even if align_bytes != 0 and count is smaller than
12586 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
12588 PR rtl-optimization/38495
12589 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
12590 (add_range_and_copies_from_move_list): Print all added ranges.
12591 Add ranges to memory optimized destination.
12593 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12597 * config/i386/i386.c (override_options): Reject
12598 -mstringop-strategy=rep_8byte with -m32.
12599 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
12600 to 1. Do count comparison against epilogue_size_needed at compile
12601 time even when count_exp was constant forced into register. For
12602 size_needed don't jump to epilogue, instead just avoid aligning
12603 and invoke the body algorithm. If need_zero_guard, add zero guard
12604 even if count is non-zero, but smaller than size_needed + number of
12605 bytes that could be stored for alignment.
12606 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
12607 to 1. If need_zero_guard, add zero guard even if count is non-zero,
12608 but smaller than size_needed + number of bytes that could be stored
12609 for alignment. Compare size_needed with epilogue_size_needed instead
12610 of desired_align - align, don't adjust size_needed, pass
12611 epilogue_size_needed to the epilogue expanders.
12614 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
12616 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12618 * pa.c (last_address): Change to unsigned.
12619 (update_total_code_bytes): Change argument to unsigned. Don't
12620 check if insn addresses are set.
12621 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
12622 addresses are not set.
12623 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
12625 2009-01-09 Nick Clifton <nickc@redhat.com>
12627 * config/sh/symbian.c: Replace uses of DECL_INLINE with
12628 DECL_DECLARED_INLINE_P.
12630 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12632 PR middle-end/38347
12633 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
12634 GET_MODE (op0) in operand_subword_force calls.
12636 PR middle-end/38771
12637 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
12638 fold_convert arg0 operands to TREE_TYPE (op0) first.
12640 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
12642 * params.def (ira-max-conflict-table-size): Decrease default value
12645 2009-01-08 Jakub Jelinek <jakub@redhat.com>
12647 PR tree-optimization/37031
12648 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
12650 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
12651 allocate it using gc instead of heap, use VEC_quick_push instead of
12653 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
12654 instead of heap, use VEC_quick_push instead of VEC_safe_push.
12655 * tree-data-ref.h (struct access_matrix): Change matrix to gc
12656 allocated vector from heap allocated.
12657 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
12658 * tree-loop-linear.c (linear_transform_loops): Allocate nest
12659 vector only after perfect_loop_nest_depth call.
12661 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
12662 Jan Sjodin <jan.sjodin@amd.com>
12664 PR tree-optimization/38559
12665 * graphite.c (debug_value, copy_constraint,
12666 swap_constraint_variables, scale_constraint_variable, ): New.
12667 (get_lower_bound, get_upper_bound): Removed.
12668 (graphite_trans_bb_strip_mine): Clean up this code that works
12669 only for constant number of iterations. Fully copy upper and
12670 lower bound constraints, not only the constant part of them.
12671 * graphite.h (debug_value): Declared.
12673 2009-01-08 Ira Rosen <irar@il.ibm.com>
12675 PR tree-optimization/37194
12676 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
12677 Don't add the cost of cost model guard in prologue to scalar
12678 outside cost in case of known number of iterations.
12680 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
12681 Alan Modra <amodra@bigpond.net.au>
12683 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
12684 non-word-aligned REG+CONST addressing.
12686 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
12689 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
12690 free_after_compilation when outputting a thunk.
12691 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
12692 Do not call free_after_compilation here.
12694 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
12696 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
12697 (ix86_valid_target_attribute_inner_p): Ditto.
12699 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
12701 PR tree-optimization/38492
12702 PR tree-optimization/38498
12703 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
12704 * tree-chrec.h (scev_is_linear_expression): Declared.
12705 * graphite.c (graphite_cannot_represent_loop_niter): New.
12706 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
12707 (graphite_loop_normal_form): Use gcc_assert.
12708 (scan_tree_for_params): Use CASE_CONVERT.
12709 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
12710 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
12711 Use gcc_assert. Discard scops that contain unhandled cases.
12712 (build_scop_conditions): Return a boolean status for unhandled cases.
12713 (strip_mine_profitable_p): Print the loop number, not its depth.
12714 (is_interchange_valid): Pass the depth of the loop nest, don't
12715 recompute it wrongly.
12716 (graphite_trans_bb_block): Same.
12717 (graphite_trans_bb_block): Print tentative of loop blocking.
12718 (graphite_trans_scop_block): Do not print that the loop has been
12720 (graphite_transform_loops): Do not handle scops that contain condition
12723 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
12725 AVX Programming Reference (December, 2008)
12726 * config/i386/avxintrin.h (_mm256_stream_si256): New.
12727 (_mm256_stream_pd): Likewise.
12728 (_mm256_stream_ps): Likewise.
12730 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
12731 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
12732 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
12733 (bdesc_special_args): Add __builtin_ia32_movntdq256,
12734 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
12735 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
12736 (ix86_expand_special_args_builtin): Likewise.
12738 * config/i386/sse.md (AVXMODEDI): New.
12739 (avx_movnt<mode>): Likewise.
12740 (avx_movnt<mode>): Likewise.
12741 (<sse>_movnt<mode>): Remove AVX support.
12742 (sse2_movntv2di): Likewise.
12744 2009-01-07 Richard Guenther <rguenther@suse.de>
12746 PR middle-end/38751
12747 * fold-const.c (extract_muldiv): Remove obsolete comment.
12748 (fold_plusminus_mult_expr): Undo MINUS_EXPR
12749 to PLUS_EXPR canonicalization for the canonicalization.
12751 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
12753 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
12754 hosted cross-compilers generating less efficient code.
12756 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
12758 * function.h (rtl_data): Add a dbr_scheduled_p field.
12759 * reorg.c (dbr_schedule): Set it.
12760 (gate_handle_delay_slots): Check it.
12761 * config/mips/mips.c (mips_base_delayed_branch): Delete.
12762 (mips_reorg): Check flag_delayed_branch instead of
12763 mips_base_delayed_branch.
12764 (mips_override_options): Don't set mips_base_delayed_branch
12765 or flag_delayed_branch.
12767 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
12769 PR rtl-optimization/38426.
12770 * ira.c (ira): Set current_function_is_leaf earlier.
12772 2009-01-06 Jakub Jelinek <jakub@redhat.com>
12774 PR rtl-optimization/38722
12775 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
12776 too early, only set a flag and modify after last possible
12779 2009-01-06 Janis Johnson <janis187@us.ibm.com>
12782 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
12783 * real.c (decimal_single_format): Correct values of emin and emax.
12784 (decimal_double_format): Ditto.
12785 (decimal_quad_format): Ditto.
12786 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
12787 computation of DECnn_MIN and DECnn_MAX for corrected values of
12788 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
12789 __DECnn_MIN__, and adjust its computation for the corrected value
12792 2009-01-06 Jan Hubicka <jh@suse.cz>
12795 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
12797 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
12799 * doc/contrib.texi (Contributors): Slightly adjust the end note.
12800 Add Robert Clark to the list of testers.
12802 2009-01-06 Jan Hubicka <jh@suse.cz>
12803 Kai Tietz <kai.tietz@onevision.com>
12805 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
12806 * config/i386/i386.c (ix86_expand_call): Add clobbers.
12808 2009-01-06 Jan Hubicka <jh@suse.cz>
12809 Kai Tietz <kai.tietz@onevision.com>
12811 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
12813 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
12814 (ix86_nsaved_regs): Count only general purpose regs.
12815 (ix86_nsaved_sseregs): New.
12816 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
12817 to 16 for w64; compute padding and size of sse reg save area.
12818 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
12819 general purpose regs.
12820 (ix86_emit_save_sse_regs_using_mov): New.
12821 (ix86_expand_prologue): Save SSE regs if needed.
12822 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
12823 (ix86_emit_restore_sse_regs_using_mov): New.
12824 (ix86_expand_epilogue): Save SSE regs if needed.
12826 2009-01-06 Jan Hubicka <jh@suse.cz>
12827 Kai Tietz <kai.tietz@onevision.com>
12829 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
12830 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
12831 functions when accumulate outgoing args is off.
12833 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
12836 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
12837 before using pseudos_have_intersected_live_ranges_p.
12839 * ira-int.h (ira_assert): Always define.
12841 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
12843 AVX Programming Reference (December, 2008)
12844 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
12845 (_mm256_permute2_pd): Likewise.
12846 (_mm_permute2_ps): Likewise.
12847 (_mm256_permute2_ps): Likewise.
12848 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
12849 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
12851 * config/i386/i386.c (ix86_builtins): Remove
12852 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
12853 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
12854 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
12855 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
12856 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
12857 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
12858 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
12859 __builtin_ia32_vpermil2ps256.
12860 (ix86_init_mmx_sse_builtins): Updated.
12861 (ix86_expand_args_builtin): Likewise.
12863 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12865 * pa.c (output_call): Relocate non-jump insns in the delay slot of
12866 long absolute calls when generating PA 2.0 code.
12868 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
12870 PR rtl-optimization/38583
12871 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
12873 * params.def (ira-max-conflict-table-size): New.
12875 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
12877 * ira.h (ira_conflicts_p): New external definition.
12879 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
12880 table. Report this. Return result of building.
12881 (ira_build_conflicts): Use ira_conflicts_p. Check result of
12882 building conflict table.
12884 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
12885 (ira_color): Use ira_conflicts_p.
12887 * global.c: Include ira.h.
12888 (pseudo_for_reload_consideration_p, build_insn_chain): Use
12891 * Makefile.in (global.o): Add ira.h.
12893 * ira-build.c (mark_all_loops_for_removal,
12894 propagate_some_info_from_allocno): New.
12895 (remove_unnecessary_allocnos): Call
12896 propagate_some_info_from_allocno.
12897 (remove_low_level_allocnos): New.
12898 (remove_unnecessary_regions): Add parameter. Call
12899 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
12900 parameter to remove_unnecessary_regions.
12901 (ira_build): Remove all regions but root if the conflict table was
12902 not built. Update conflict hard regs for allocnos crossing calls.
12904 * ira.c (ira_conflicts_p): New global.
12905 (ira): Define and use ira_conflicts_p.
12907 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
12908 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
12909 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
12911 2009-01-06 Ben Elliston <bje@au.ibm.com>
12913 * gengtype-lex.l (YY_NO_INPUT): Define.
12915 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12918 * c-common.c (handle_vector_size_attribute): Also reject
12919 BOOLEAN_TYPE types.
12921 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
12923 PR tree-optimization/38492
12924 * graphite.c (rename_map_elt, debug_rename_elt,
12925 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
12926 rename_map_elt_info, eq_rename_map_elts,
12927 get_new_name_from_old_name, bb_in_sese_p): Moved around.
12928 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
12929 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
12930 (sese_build_livein_liveouts): New.
12931 (new_sese, free_sese): New.
12932 (new_scop): Call new_sese.
12933 (free_scop): Call free_sese.
12934 (rename_variables_from_edge, rename_phis_end_scop): Removed.
12935 (register_old_new_names): Renamed register_old_and_new_names.
12936 (register_scop_liveout_renames, add_loop_exit_phis,
12937 insert_loop_close_phis, struct igp,
12938 default_liveout_before_guard, add_guard_exit_phis,
12939 insert_guard_phis, copy_renames): New.
12940 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
12941 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
12942 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
12943 (scop_adjust_phis_for_liveouts): New.
12944 (gloog): Call scop_adjust_phis_for_liveouts.
12946 * graphite.h (struct sese): Documented. Added fields liveout,
12947 num_ver and livein.
12948 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
12949 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
12950 (struct scop): Added field liveout_renames.
12951 (SCOP_LIVEOUT_RENAMES): New.
12953 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
12955 PR tree-optimization/38510
12956 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
12957 (translate_clast): Call recompute_all_dominators before
12959 (gloog): Call recompute_all_dominators before graphite_verify.
12961 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
12962 Jan Sjodin <jan.sjodin@amd.com>
12964 PR tree-optimization/38500
12965 * graphite.c (create_sese_edges): Call fix_loop_structure after
12968 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
12970 * config.gcc: Add m32r*-*-rtems*.
12971 * config/m32r/rtems.h: New file.
12973 2009-01-05 Ben Elliston <bje@au.ibm.com>
12975 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
12976 (.po.pox): Likewise.
12977 (po/gcc.pot): Likewise.
12979 2009-01-04 David S. Miller <davem@davemloft.net>
12981 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
12982 (STARTING_FRAME_OFFSET): Always set to zero.
12984 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
12986 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
12987 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
12988 fixed-point types, and vectors of the same.
12990 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
12992 * config/mips/sync.md (*mb_barrier): Rename to...
12993 (*memory_barrier): ...this.
12995 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
12997 * doc/extend.texi (Function Attributes): Move @cindex after @item
12998 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
12999 and put in alphabetical order. Fix 'target' name and put in order.
13000 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
13003 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
13005 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
13006 (memory_barrier): Expand as unspec instead of unspec_volatile.
13007 Remove mem:BLK from insn operands. Use Pmode scratch register.
13008 (*memory_barrier): Define as unspec instead of unspec_volatile.
13009 Use (match_dup 0) as input operand.
13011 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
13012 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
13013 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
13014 scratch register. Remove operand 1.
13015 (*stbar): Define as unspec instead of unspec_volatile.
13016 Use (match_dup 0) as input operand, remove (const_int 8).
13017 (*membar): Define as unspec instead of unspec_volatile.
13018 Use (match_dup 0) as input operand, remove input operand 2.
13020 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
13021 (memory_barrier): Expand as unspec instead of unspec_volatile.
13022 Remove mem:BLK from insn operands. Use Pmode scratch register.
13023 (*memory_barrier): Define as unspec instead of unspec_volatile.
13024 Use (match_dup 0) as input operand.
13026 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
13027 Remove mem:BLK from insn operands. Use Pmode scratch register.
13028 Set volatile flag on operand 0.
13029 (*memory_barrier): New insn pattern.
13031 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
13033 (*memory_barrier): Use (match_dup 0) as input operand.
13035 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
13036 Remove mem:BLK from insn operands. Use Pmode scratch register.
13037 Set volatile flag on operand 0.
13038 (*mb_internal): New insn pattern.
13040 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
13042 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
13044 PR middle-end/38586
13045 * function.c (struct temp_slot): Move to the section of the file
13046 that deals with temp slots. Remove field 'address'.
13047 (temp_slot_address_table): New hash table of address -> temp slot.
13048 (struct temp_slot_address_entry): New struct, items for the table.
13049 (temp_slot_address_compute_hash, temp_slot_address_hash,
13050 temp_slot_address_eq, insert_temp_slot_address): Support functions
13052 (find_temp_slot_from_address): Rewrite to use the new hash table.
13053 (remove_unused_temp_slot_addresses): Remove addresses of temp
13054 slots that have been made available.
13055 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
13056 worker function for remove_unused_temp_slot_addresses.
13057 (assign_stack_temp_for_type): Don't clear the temp slot address list.
13058 Add the temp slot address to the address -> temp slot map.
13059 (update_temp_slot_address): Update via insert_temp_slot_address.
13060 (free_temp_slots): Call remove_unused_temp_slot_addresses.
13061 (pop_temp_slots): Likewise.
13062 (init_temp_slots): Allocate the address -> temp slot map, or empty
13063 the map if it is already allocated.
13064 (prepare_function_start): Initialize temp slot processing.
13066 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
13068 PR middle-end/38584
13069 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
13070 Calculate the size of all stack vars assuming no packing of stack
13071 vars will happen, replacing a quadratic algorithm with a linear one.
13073 2009-01-03 Jakub Jelinek <jakub@redhat.com>
13076 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
13079 2009-01-03 Diego Novillo <dnovillo@google.com>
13081 * doc/contrib.texi: Update contributions.
13083 2009-01-03 Jakub Jelinek <jakub@redhat.com>
13086 * builtins.c (fold_builtin_memory_op): Give up if either operand
13087 is volatile. Set srctype or desttype to non-qualified version
13091 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
13092 and FUNCTION_DECLs.
13094 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
13096 PR rtl-optimization/35805
13097 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
13098 problem if fast dce is able to remove any instructions.
13099 * dce.c (dce_process_block): Fix dump message.
13101 2009-01-02 Mark Mitchell <mark@codesourcery.com>
13104 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
13106 2009-01-02 Jakub Jelinek <jakub@redhat.com>
13108 PR middle-end/38690
13109 * tree-flow.h (op_code_prio, op_prio): New prototypes.
13110 * tree-pretty-print.c (op_code_prio): New function.
13111 (op_prio): No longer static. Use op_code_prio.
13112 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
13113 Use op_prio and op_code_prio to determine if () should be
13114 printed around operand(s) or not.
13116 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
13117 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
13118 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
13119 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
13120 pp_character instead of pp_string for single letter printing.
13122 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
13124 * doc/extend.texi: Fix '#pragma GCC option' typo.
13126 2009-01-02 Richard Guenther <rguenther@suse.de>
13128 * doc/install.texi (--enable-checking): Mention different
13129 default for stage1.
13130 (--enable-stage1-checking): Document.
13132 2009-01-01 Andrew Pinski <pinskia@gmail.com>
13134 PR middle-end/30142
13135 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
13136 case to be an error.
13138 2009-01-02 Ben Elliston <bje@au.ibm.com>
13140 * config/fp-bit.h (pack_d): Constify argument.
13141 * config/fp-bit.c (makenan): Constify return type. Remove casts.
13142 (isnan): Constify argument.
13144 (iszero): Likewise.
13145 (pack_d): Likewise.
13146 (_fpadd_parts): Constify return type.
13147 (_fpmul_parts): Likewise.
13148 (_fpdiv_parts): Likewise.
13150 2009-01-01 Jakub Jelinek <jakub@redhat.com>
13153 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
13154 warn about overwriting initializer with side-effects or
13155 -Woverride-init if !IMPLICIT.
13156 (output_init_element): Likewise. Pass IMPLICIT down to
13158 (process_init_element): Add IMPLICIT argument. Pass it down
13159 to output_init_element.
13160 (push_init_element, pop_init_level, set_designator): Adjust
13161 process_init_element callers.
13162 (set_nonincremental_init, set_nonincremental_init_from_string):
13163 Adjust add_pending_init callers.
13164 (output_pending_init_elements): Adjust output_init_element callers.
13165 * c-tree.h (process_init_element): Adjust prototype.
13166 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
13167 process_init_element callers.
13170 Copyright (C) 2009 Free Software Foundation, Inc.
13172 Copying and distribution of this file, with or without modification,
13173 are permitted in any medium without royalty provided the copyright
13174 notice and this notice are preserved.