1 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
7 2009-05-25 Ira Rosen <irar@il.ibm.com>
9 PR tree-optimization/40238
10 * tree-vect-stmts.c (vect_init_vector): Insert initialization
11 statements after basic block's labels.
12 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
13 to free the allocated memory.
15 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
17 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
18 return address with a USE.
20 2009-05-24 Richard Guenther <rguenther@suse.de>
23 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
24 array type from the main variant of the inner type.
26 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
28 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
29 definition to bool (from int) to un-break build.
30 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
32 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
34 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
35 discard_stmt_changes): Delete.
36 * tree-ssa-operands.c (scb_stack): Delete.
37 (init_ssa_operands): Do not initialize it.
38 (fini_ssa_operands): Do not free it.
39 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
41 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
42 update_stmt, remove the others. Fix comments.
43 * tree-dfa.c (optimize_stack_restore): Likewise.
44 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
45 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
46 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
47 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
49 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
50 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
51 (dom_opt_finalize_block): Likewise, adjusting access to stmts_to_rescan.
52 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
53 (stmts_to_rescan): Change item type to gimple.
54 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
56 2009-05-24 Ira Rosen <irar@il.ibm.com>
58 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
59 * tree-pass.h (pass_slp_vectorize): New pass.
60 * params.h (SLP_MAX_INSNS_IN_BB): Define.
61 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
62 * tree-vectorizer.c (timevar.h): Include.
63 (user_vect_verbosity_level): Declare.
64 (vect_location): Fix comment.
65 (vect_set_verbosity_level): Update user_vect_verbosity_level
66 instead of vect_verbosity_level.
67 (vect_set_dump_settings): Add an argument. Ignore user defined
68 verbosity if dump flags require higher level of verbosity. Print to
69 stderr only for loop vectorization.
70 (vectorize_loops): Update call to vect_set_dump_settings.
71 (execute_vect_slp): New function.
72 (gate_vect_slp): Likewise.
73 (struct gimple_opt_pass pass_slp_vectorize): New.
74 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
76 (vec_info_for_bb): New function.
77 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
78 (VECTORIZATION_ENABLED): New macro.
79 (SLP_ENABLED, SLP_DISABLED): Likewise.
80 (vect_is_simple_use): Add bb_vec_info argument.
81 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
82 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
83 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
84 vect_schedule_slp, vect_analyze_slp): Likewise.
85 (vect_analyze_stmt): Add slp_tree argument.
86 (find_bb_location): Declare.
87 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
88 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
89 (vect_analyze_loop_operations, vect_analyze_loop,
90 get_initial_def_for_induction, vect_create_epilog_for_reduction,
91 vect_finalize_reduction, vectorizable_reduction,
92 vectorizable_live_operation, vect_transform_loop): Likewise.
93 * tree-data-ref.c (dr_analyze_innermost): Update comment,
94 skip evolution analysis if analyzing a basic block.
95 (dr_analyze_indices): Likewise.
96 (initialize_data_dependence_relation): Skip the test whether the
97 object is invariant for basic blocks.
98 (compute_all_dependences): Skip dependence analysis for data
99 references in basic blocks.
100 (find_data_references_in_stmt): Don't fail in case of invariant
101 access in basic block.
102 (find_data_references_in_bb): New function.
103 (find_data_references_in_loop): Move code to
104 find_data_references_in_bb and add a call to it.
105 (compute_data_dependences_for_bb): New function.
106 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
107 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
109 (vect_analyze_data_ref_dependence): Check for interleaving in case of
110 unknown dependence in basic block and fail in case of dependence in
112 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
113 dependence instances from either loop or basic block vectorization
115 (vect_compute_data_ref_alignment): Check if it is loop vectorization
116 before calling nested_in_vect_loop_p.
117 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
118 dependence instances from either loop or basic block vectorization
120 (vect_verify_datarefs_alignment): Likewise.
121 (vect_enhance_data_refs_alignment): Adjust function calls.
122 (vect_analyze_data_refs_alignment): Likewise.
123 (vect_analyze_group_access): Fix printing. Skip different checks if
124 DR_STEP is 0. Keep strided stores either in loop or basic block
125 vectorization data structure. Fix indentation.
126 (vect_analyze_data_ref_access): Fix comments, allow zero step in
128 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
129 dependence instances from either loop or basic block vectorization
131 (vect_analyze_data_refs): Update comment. Call
132 compute_data_dependences_for_bb to analyze basic blocks.
133 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
134 case of loop vectorization. In case of basic block vectorization use
135 data-ref itself as a base.
136 (vect_create_data_ref_ptr): In case of basic block vectorization:
137 don't advance the pointer, add new statements before the current
138 statement. Adjust function calls.
139 (vect_supportable_dr_alignment): Support only aligned accesses in
140 basic block vectorization.
141 * common.opt (ftree-slp-vectorize): New flag.
142 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
143 (vect_pattern_recog_1): Likewise.
144 * tree-vect-stmts.c (process_use): Likewise.
145 (vect_init_vector): Add new statements in the beginning of the basic
146 block in case of basic block SLP.
147 (vect_get_vec_def_for_operand): Adjust function calls.
148 (vect_finish_stmt_generation): Likewise.
149 (vectorizable_call): Add assert that it is loop vectorization, adjust
151 (vectorizable_conversion, vectorizable_assignment): Likewise.
152 (vectorizable_operation): In case of basic block SLP, take
153 vectorization factor from statement's type and skip the relevance
154 check. Adjust function calls.
155 (vectorizable_type_demotion): Add assert that it is loop
156 vectorization, adjust function calls.
157 (vectorizable_type_promotion): Likewise.
158 (vectorizable_store): Check for outer loop only in case of loop
159 vectorization. Adjust function calls. For basic blocks, skip the
160 relevance check and don't advance pointers.
161 (vectorizable_load): Likewise.
162 (vectorizable_condition): Add assert that it is loop vectorization,
163 adjust function calls.
164 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
165 that it is not reduction, get vector type, call only supported
166 functions, skip loop specific parts.
167 (vect_transform_stmt): Check for outer loop only in case of loop
169 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
170 (vect_is_simple_use): Fix comment, add new argument, fix conditions
171 for external definition.
172 * passes.c (pass_slp_vectorize): New pass.
173 * tree-vect-slp.c (find_bb_location): New function.
174 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
175 check for patterns only in loops.
176 (vect_build_slp_tree): Add argument, adjust function calls, fail in
177 case of multiple types in basic block SLP.
178 (vect_mark_slp_stmts_relevant): New function.
179 (vect_supported_load_permutation_p): Fix comment.
180 (vect_analyze_slp_instance): Add argument. In case of basic block
181 SLP, take vectorization factor from statement's type, check that
182 unrolling factor is 1. Adjust function call. Save SLP instance in
183 either loop or basic block vectorization structure. Return FALSE,
185 (vect_analyze_slp): Add argument. Get strided stores groups from
186 either loop or basic block vectorization structure. Return FALSE
187 if basic block SLP failed.
188 (new_bb_vec_info): New function.
189 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
190 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
191 (vect_schedule_slp): Add argument. Get SLP instances from either
192 loop or basic block vectorization structure. Set vectorization factor
193 to be 1 for basic block SLP.
194 (vect_slp_transform_bb): New function.
195 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
197 2009-05-23 Mark Mitchell <mark@codesourcery.com>
199 * final.c (shorten_branches): Do not align labels for jump tables.
200 (final_scan_insn): Use JUMP_TABLE_DATA_P.
202 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
204 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
205 Remove outdated reference to flow.c and fix nits.
206 * doc/gccint.texi: Tweak RTL description.
207 * doc/rtl.texi: Likewise.
209 2009-05-23 Denis Chertykov <chertykov@gmail.com>
211 * config/avr/avr.c: Change my email address.
212 * config/avr/avr.h: Likewise.
213 * config/avr/avr.md: Likewise.
214 * config/avr/avr-protos.h: Likewise.
215 * config/avr/libgcc.S: Likewise.
217 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
219 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
220 (spu_split_load, spu_split_store): Change return type to int.
221 (spu_split_convert): Declare.
222 * config/spu/predicates.md (spu_mem_operand): Remove.
223 (spu_mov_operand): Update.
224 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
225 * config/spu/spu.c (regno_aligned_for_load): Remove.
226 (reg_aligned_for_addr, spu_expand_load): Define.
227 (spu_expand_extv): Reimplement and handle MEM.
228 (spu_expand_insv): Handle MEM.
229 (spu_sched_reorder): Handle insn's with length 0.
230 (spu_legitimate_address_p): Reimplement.
231 (store_with_one_insn_p): Return TRUE for any mode with size
232 larger than 16 bytes.
233 (address_needs_split): Define.
234 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
236 (spu_convert_move): Define.
237 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
238 (spu_split_store): Change all MEM's to TImode.
239 (spu_init_expanders): Preallocate registers that correspond to
240 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
242 (spu_split_convert): Define.
243 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
244 (_move<mode>, _movdi, _movti): Update predicate and condition.
245 (load, store): Change to define_split.
246 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
248 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
249 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
250 define_insn_and_split of lshr<mode>3.
251 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
252 (<v>ashr<mode>3_imm): Define.
253 (extv, extzv, insv): Allow MEM operands.
254 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
255 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
256 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
257 (_spu_convert2): Change to define_insn_and_split and remove the
258 corresponding define_peephole2.
259 (stack_protect_set, stack_protect_test, stack_protect_test_si):
260 Change predicates to memory_operand.
262 2009-05-22 Mark Mitchell <mark@codesourcery.com>
264 * config/arm/thumb2.md: Add 16-bit multiply instructions.
266 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
268 PR tree-optimization/40219
269 * tree.c (iterative_hash_expr): Make sure the builtin function is
270 a normal builtin function and not a front end or back end builtin
271 before indexing into the built_in_decls array.
273 2009-05-22 Richard Guenther <rguenther@suse.de>
276 * alias.c (write_dependence_p): Do not use TBAA for answering
277 anti-dependence or output-dependence.
278 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
279 (emit_pointer_definition): Remove.
280 (emit_alias_warning): Likewise.
281 (find_what_var_points_to): Remove TBAA pruning code.
282 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
284 (compute_points_to_sets): Remove code computing the set of
285 dereferenced pointers.
286 * tree-data-ref.c (dr_may_alias_p): Properly use the split
287 oracle for querying anti and output dependencies.
288 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
289 if TBAA may be applied.
290 (refs_anti_dependent_p): New function.
291 (refs_output_dependent_p): Likewise.
292 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
293 (refs_output_dependent_p): Likewise.
294 * doc/tree-ssa.texi (Memory model): New section.
295 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
296 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
297 * cfgexpand.c (expand_gimple_basic_block): Do not handle
298 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
299 * expr.c (expand_expr_real_1): Likewise.
300 * gimple-low.c (lower_stmt): Likewise.
301 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
302 (dump_gimple_cdt): Remove.
303 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
304 (gimple_size): Likewise.
305 (walk_gimple_op): Likewise.
306 (is_gimple_stmt): Likewise.
307 (walk_stmt_load_store_addr_ops): Likewise.
308 (gimple_build_cdt): Remove.
309 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
310 * gimple.h (gimple_cdt_new_type): Remove.
311 (gimple_cdt_new_type_ptr): Likewise.
312 (gimple_cdt_set_new_type): Likewise.
313 (gimple_cdt_location): Likewise.
314 (gimple_cdt_location_ptr): Likewise.
315 (gimple_cdt_set_location): Likewise.
316 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
317 * tree-cfg.c (remove_useless_stmts_1): Do not handle
318 GIMPLE_CHANGE_DYNAMIC_TYPE.
319 (verify_types_in_gimple_stmt): Likewise.
320 * tree-inline.c (estimate_num_insns): Likewise.
321 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
322 (copy_decl_to_var): Likewise.
323 (copy_result_decl_to_var): Likewise.
324 * tree-pretty-print.c (dump_generic_node): Do not handle
325 CHANGE_DYNAMIC_TYPE_EXPR.
326 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
327 * tree-ssa-operands.c (get_expr_operands): Likewise.
328 * tree-ssa-structalias.c (struct variable_info): Remove
329 no_tbaa_pruning member.
330 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
331 (unify_nodes): Do not copy it.
332 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
333 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
334 (set_uids_in_ptset): Do not check it.
335 (find_what_var_points_to): Likewise.
336 (compute_tbaa_pruning): Remove.
337 (compute_points_to_sets): Do not call it.
338 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
339 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
340 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
341 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
342 (DECL_NO_TBAA_P): Likewise.
343 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
344 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
345 (expand_omp_atomic_pipeline): Do not set it.
346 * print-tree.c (print_node): Do not dump it.
347 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
350 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
353 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
356 2009-05-22 Mark Mitchell <mark@codesourcery.com>
358 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
361 2009-05-22 Ben Elliston <bje@au.ibm.com>
363 * Makefile.in (bversion.h, s-bversion): New targets.
364 (TOPLEV_H): Add bversion.h.
365 * toplev.h: Include "bversion.h".
366 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
367 the __format__ attribute only if compiling with the same version
368 of GCC as the sources (the "build version").
370 2009-05-22 Ben Elliston <bje@au.ibm.com>
372 * c-format.c (handle_format_attribute): Fix comment typo.
374 2009-05-21 Steve Ellcey <sje@cup.hp.com>
377 * config/ia64/ia64.opt (mfused-madd): New.
378 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
379 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
380 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
381 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
382 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
383 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
384 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
385 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
386 instruction if !TARGET_FUSED_MADD.
387 (fpma, fpms): Remove colon from name.
389 2009-05-22 Richard Guenther <rguenther@suse.de>
391 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
392 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
393 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
395 (create_expression_by_pieces): Only convert if necessary.
396 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
397 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
399 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
401 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
402 regular pattern from a template and rename it ...
403 (*extzv_truncsi_exts): ... to this.
405 2009-05-21 Richard Guenther <rguenther@suse.de>
407 * cgraph.h (struct cgraph_node): Remove inline_decl member.
408 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
409 (cgraph_default_inline_p): Likewise.
410 (cgraph_decide_inlining_incrementally): Likewise.
412 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
413 Uros Bizjak <ubizjak@gmail.com>
415 * config/i386/cpuid.h (bit_MOVBE): New.
417 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
419 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
420 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
421 (ix86_handle_option): Handle OPT_mmovbe.
422 (ix86_target_string): Add -mmovbe.
423 (pta_flags): Add PTA_MOVBE.
424 (processor_alias_table): Add PTA_MOVBE to "atom".
425 (override_options): Handle PTA_MOVBE.
427 * config/i386/i386.h (TARGET_MOVBE): New.
429 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
430 (*bswapsi_movbe): New.
431 (*bswapdi_movbe): Likewise.
432 (bswapdi2): Renamed to ...
434 (bswapdi2): New expander.
436 * config/i386/i386.opt (mmovbe): New.
438 * doc/invoke.texi: Document -mmovbe.
440 2009-05-21 Taras Glek <tglek@mozilla.com>
442 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
443 * gcc-plugin.h (plugin_init): Updated signature.
444 * gcc-plugin.h (plugin_name_args): Moved to this header.
445 * doc/plugins.texi (plugin_init): Updated documention to reflect
447 * doc/plugins.texi (plugin_name_args): Added to documention.
449 2009-05-21 Mark Mitchell <mark@codesourcery.com>
451 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
452 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
454 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
456 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
457 JUMP_TABLE_DATA_P predicates where applicable.
458 * config/i386/predicates.md: Ditto.
459 * config/i386/sse.md: Ditto.
461 2009-05-21 Jakub Jelinek <jakub@redhat.com>
463 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
464 operand2 -128 override length_immediate attribute to 1.
465 * config/i386/predicates.md (constm128_operand): New predicate.
467 * config/i386/i386.c (memory_address_length): Handle %r12
468 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
470 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
471 mode look through optional ZERO_EXTEND and SUBREG.
472 * config/i386/i386.md (R12_REG): New define_constant.
473 (prefix_data16): For sse unit set also for MODE_TI insns.
474 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
475 insns set if operand 1 is ext_QIreg_operand.
476 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
477 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
479 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
480 mode from MODE_DI to MODE_SI.
481 (movdi_1_rex64): Override modrm and length_immediate attributes
482 only for movabs (TYPE_IMOV, alternative 2).
483 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
484 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
485 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
486 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
487 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
488 prefix_rex attribute if DImode.
489 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
490 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
491 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
492 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
493 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
494 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
495 Likewise. For TYPE_IMOV clear length_immediate attribute.
496 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
497 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
498 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
499 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
500 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
501 or one operand TYPE_ISHIFT.
502 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
503 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
504 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
505 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
506 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
507 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
508 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
509 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
510 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
511 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
512 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
513 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
514 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
515 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
516 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
517 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
518 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
519 set mode attribute, don't override length attribute.
520 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
522 (return_internal_long): Set length attribute to 2 instead of 1.
523 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
524 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
525 prefix_rex attribute.
526 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
528 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
530 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
532 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
534 2009-05-20 Ian Lance Taylor <iant@google.com>
536 * tree.c (build_tree_list_vec_stat): New function.
537 (ctor_to_vec): New function.
538 (build_nt_call_vec): New function.
539 (build_call_array): Change args to be a const pointer.
540 (build_call_vec): New function.
541 * tree.h (build_nt_call_vec): Declare.
542 (build_tree_list_vec_stat): Declare.
543 (build_tree_list_vec): Define.
544 (build_call_array): Update declaration.
545 (build_call_vec): Declare.
546 (ctor_to_vec): Declare.
547 * c-common.c (tree_vector_cache): New static variable.
548 (make_tree_vector): New function.
549 (release_tree_vector): New function.
550 (make_tree_vector_single): New function.
551 (make_tree_vector_copy): New function.
552 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
553 (make_tree_vector_single, make_tree_vector_copy): Declare.
554 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
555 (c_parser_expr_list): Don't manage cache here, instead call
557 (c_parser_release_expr_list): Remove static function.
558 (c_parser_vec_to_tree_list): Remove static function.
559 (c_parser_attributes): Call build_tree_list_vec instead of
560 c_parser_vec_to_tree_list. Call release_tree_vector instead of
561 c_parser_release_expr_list.
562 (c_parser_postfix_expression_after_primary): Likewise.
563 (c_parser_objc_keywordexpr): Likewise.
565 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
567 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
568 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
569 TARGET_CONVERT_TO_TYPE.
570 * hooks.c (hook_tree_const_tree_null): Define.
571 * hooks.h (hook_tree_const_tree_null): Declare.
572 * target.h (struct gcc_target): Add invalid_parameter_type,
573 invalid_return_type, promoted_type, and convert_to_type fields.
574 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
575 (TARGET_INVALID_RETURN_TYPE): Define.
576 (TARGET_PROMOTED_TYPE): Define.
577 (TARGET_CONVERT_TO_TYPE): Define.
578 (TARGET_INITIALIZER): Update for new fields.
579 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
580 (grokparms): Check targetm.invalid_parameter_type.
581 * c-typeck.c (default_conversion): Check targetm.promoted_type.
582 * c-convert.c (convert): Check targetm.convert_to_type.
584 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
586 * config/mips/mips.md (*extenddi_truncate<mode>,
587 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
589 (*extendhi_truncateqi): New define_insn_and_sptit.
591 2009-05-20 Jakub Jelinek <jakub@redhat.com>
594 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
595 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
597 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
599 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
600 the operand of VIEW_CONVERT_EXPR.
602 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
604 * config/i386/driver-i386.c (host_detect_local_cpu): Check
605 extended family and model for Intel processors. Support Intel
608 2009-05-20 Olivier Hainque <hainque@adacore.com>
610 * gstab.h (stab_code_type): Define, to be used instead of the
611 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
613 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
614 occurrences by stab_code_type.
615 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
617 2009-05-20 Martin Jambor <mjambor@suse.cz>
619 * tree-flow.h (insert_edge_copies_seq): Undeclare.
620 (sra_insert_before): Likewise.
621 (sra_insert_after): Likewise.
622 (sra_init_cache): Likewise.
623 (sra_type_can_be_decomposed_p): Likewise.
624 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
625 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
626 (sra_insert_before): Likewise.
627 (sra_insert_after): Likewise.
628 (sra_init_cache): Likewise.
629 (insert_edge_copies_seq): Made static and moved upwards.
631 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
634 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
636 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
637 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
640 2009-05-20 Richard Guenther <rguenther@suse.de>
642 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
643 with mismatched comparison modes.
645 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
647 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
648 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
649 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
650 with shifts for Thumb2.
651 (orsi_notsi): New for orn.
652 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
653 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
654 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
655 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
656 Don't invert remainder for IOR.
658 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
660 PR tree-optimization/40087
661 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
662 number_of_iterations_ne): Rename never_infinite argument.
663 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
664 number_of_iterations_le): Handle pointer-type ivs when
665 exit_must_be_taken is false.
666 (number_of_iterations_cond): Do not always assume that
667 exit_must_be_taken if the control variable is a pointer.
669 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
671 * c-typeck.c (build_binary_op): Allow % on integal vectors.
672 * doc/extend.texi (Vector Extension): Document that % is allowed too.
674 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
676 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
677 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
679 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
682 * c.opt (Wlogical-op): Disabled by default.
683 * c-opt (c_common_post_options): Do not enable Wlogical-op with
685 * doc/invoke.texi (Wlogical-op): Likewise.
687 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
689 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
691 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
692 Propagate the type of the first operand.
693 <ASSERT_EXPR>: Simplify.
694 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
695 Rewrite using the RHS code as discriminant.
696 <NOP_EXPR>: Turn into CASE_CONVERT.
697 <PLUS_EXPR>: Propagate the type of the first operand.
699 2009-05-19 Steve Ellcey <sje@cup.hp.com>
701 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
702 (ia64_dconst_0_375): New.
703 * config/ia64/ia64.c (ia64_override_options): Remove
704 -minline-sqrt-min-latency warning.
705 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
706 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
707 * config/ia64/ia64.md (*sqrt_approx): Remove.
708 (sqrtsf2): Remove #if 0.
709 (sqrtsf2_internal_thr): Rewrite and move to div.md.
710 (sqrtdf): Remove assert.
711 (sqrtdf2_internal_thr): Rewrite and move to div.md.
712 (sqrtxf2): Remove #if 0.
713 (sqrtxf2_internal_thr): Rewrite and move to div.md.
714 * div.md (sqrt_approx_rf): New.
715 (sqrtsf2_internal_thr): New implementation.
716 (sqrtsf2_internal_lat): New.
717 (sqrtdf2_internal_thr: New implementation.
718 (sqrtxf2_internal): New implementation.
720 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
721 Hans-Peter Nilsson <hp@axis.com>
723 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
724 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
725 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
726 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
727 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
728 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
729 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
730 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
731 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
732 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
733 * c-common.c: ...from here.
735 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
737 * c-common.c (warn_logical_operator): Remove unnecessary
740 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
742 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
744 2009-05-19 Ben Elliston <bje@au.ibm.com>
746 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
747 assignments with memcpy calls.
748 (add_fdes): Likewise.
749 (binary_search_unencoded_fdes): Likewise.
750 (linear_search_fdes): Eliminate type puns.
752 2009-05-19 Richard Guenther <rguenther@suse.de>
754 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
755 not falsely claim to have propagated into all uses.
757 2009-05-19 Ben Elliston <bje@au.ibm.com>
759 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
762 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
764 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
765 * config/sh/sh.c (sh_legitimate_address_p): Make static.
766 (TARGET_LEGITIMATE_ADDRESS_P): New.
767 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
768 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
770 2009-05-18 Dodji Seketeli <dodji@redhat.com>
773 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
774 child of the containing namespace's DIE.
776 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
778 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
779 *zero_extendhi_truncqi): Move after the zero_extend patterns.
780 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
783 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
786 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
787 gen_align with gen_pad.
788 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
789 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
791 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
792 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
794 * config/i386/i386.md (align): Renamed to ...
795 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
796 ASM_OUTPUT_MAX_SKIP_PAD.
798 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
800 * config.gcc: Fix variable syntax.
803 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
804 before calling exact_log2.
805 (output_iorsi3): Likewise.
806 (output_xorsi3): Likewise.
808 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
810 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
811 for the none zero constant operand except for EQ and NE
812 comprisons even when the first operand is R0.
814 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
816 * config/s390/2064.md: Remove trailing whitespaces.
817 * config/s390/2084.md: Likewise.
818 * config/s390/constraints.md: Likewise.
819 * config/s390/fixdfdi.h: Likewise.
820 * config/s390/libgcc-glibc.ver: Likewise.
821 * config/s390/s390-modes.def: Likewise.
822 * config/s390/s390-protos.h: Likewise.
823 * config/s390/s390.c: Likewise.
824 * config/s390/s390.h: Likewise.
825 * config/s390/s390.md: Likewise.
826 * config/s390/tpf-unwind.h: Likewise.
828 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
830 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
832 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
835 * configure.ac (m68k-*-*): Check if binutils support TLS.
836 * configure: Regenerate.
837 * config/m68k/predicates.md (symbolic_operand): Extend comment.
838 * config/m68k/constraints.md (Cu): New constraint.
839 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
840 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
841 (movsi): Handle TLS symbols.
842 (addsi3_5200): Handle XTLS symbols, indent.
843 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
844 (m68k_tls_reference_p): Declare.
845 (m68k_legitimize_address): Declare.
846 (m68k_unwrap_symbol): Declare.
847 * config/m68k/m68k.opt (mxtls): New option.
848 * config/m68k/m68k.c (ggc.h): Include.
849 (m68k_output_dwarf_dtprel): Implement hook.
850 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
851 (m68k_expand_prologue): Load GOT pointer when function needs it.
852 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
853 (m68k_legitimate_constant_address_p): Same.
854 (m68k_decompose_address): Handle TLS references.
855 (m68k_get_gp): New static function.
856 (enum m68k_reloc): New contants.
857 (TLS_RELOC_P): New macro.
858 (m68k_wrap_symbol): New static function.
859 (m68k_unwrap_symbol): New function.
860 (m68k_final_prescan_insn_1): New static function.
861 (m68k_final_prescan_insn): New function.
862 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
864 (legitimize_pic_address): Handle TLS references..
865 (m68k_tls_get_addr, m68k_get_tls_get_addr)
866 (m68k_libcall_value_in_a0_p)
867 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
868 (m68k_call_m68k_read_tp): Helper variables and functions for ...
869 (m68k_legitimize_tls_address): Handle TLS references.
870 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
872 (m68k_legitimize_address): Handle TLS symbols.
873 (m68k_get_reloc_decoration): New static function.
874 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
876 (m68k_output_dwarf_dtprel): Implement hook.
877 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
878 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
879 m68k_call_* routines.
880 (sched_attr_op_type): Handle TLS symbols.
881 (gt-m68k.h): Include.
882 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
883 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
885 2009-05-18 Martin Jambor <mjambor@suse.cz>
887 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
888 (visit_store_addr_for_mod_analysis): New function.
889 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
890 (determine_cst_member_ptr): Use gimple_assign_single_p.
891 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
892 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
893 operands. Don't check number of operands of a NOP_EXPR.
895 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
897 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
899 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
902 * c-common.c (warn_logical_operator): Don't warn if one of
903 expression isn't always true or false.
905 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
907 * config/i386/biarch32.h: New file.
908 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
910 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
912 * config/mips/mips.md (*zero_extend<mode>_trunchi,
913 *zero_extend<mode>_truncqi): Merge these into ...
914 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
915 Name the pattern following this as *zero_extendhi_truncqi.
917 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
920 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
921 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
922 (output_info): Make field HOST_WIDEST_INT.
923 (print_statistics): Use HOST_WIDEST_INT_PRINT.
924 (dump_bitmat_statistics): Same.
926 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
928 * config.gcc (use_gcc_stdint): Set to wrap.
929 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
930 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
931 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
932 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
933 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
934 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
935 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
936 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
938 2009-05-16 Joseph Myers <joseph@codesourcery.com>
940 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
942 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
943 Move definitions earlier.
944 (OPT_ARCH64, OPT_ARCH32): Define.
945 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
948 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
951 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
954 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
956 * arm.md (movdi2): Copy non-reg values to DImode registers.
958 2009-05-16 Jakub Jelinek <jakub@redhat.com>
961 * final.c (label_to_max_skip): New function.
962 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
963 CODE_LABEL_NUMBER <= max_labelno.
964 * output.h (label_to_max_skip): New prototype.
965 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
966 (ix86_avoid_jump_mispredicts): ... this. Don't define if
967 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
968 Handle CODE_LABELs with >= 16 byte alignment or with
969 max_skip == (1 << align) - 1.
970 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
971 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
974 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
975 .p2align 3 if MAX_SKIP is smaller than 7.
976 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
978 2009-05-15 Ian Lance Taylor <iant@google.com>
980 * alias.c (struct alias_set_entry_d): Rename from struct
981 alias_set_entry. Change all uses.
982 * except.c (struct call_site_record_d): Rename from struct
983 call_site_record. Change all uses.
984 * except.h (struct eh_region_d): Rename from struct eh_region.
986 * gcse.c (struct hash_table_d): Rename from struct hash_table.
988 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
989 ivtype_map_elt. Change all uses.
990 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
992 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
993 * graphite.h (struct name_tree_d): Rename from struct name_tree.
995 (struct sese_d): Rename from struct sese. Change all uses.
996 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
997 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
998 * optabs.h (struct optab_d): Rename from struct optab. Change all
1000 (struct convert_optab_d): Rename from struct convert_optab.
1002 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
1003 ipa_opt_pass. Change all uses.
1004 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
1007 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
1008 defined as a typedef.
1009 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
1012 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1015 * fold-const.c (make_range,build_range_check,merge_ranges): Move
1017 (merge_ranges): Returns bool.
1018 * tree.h (make_range): .. to here.
1019 (build_range_check): Likewise.
1020 (merge_ranges): Likewise. Renamed from merge_ranges.
1021 * c-typeck.c (parser_build_binary_op): Update calls to
1022 warn_logical_operator.
1023 * c-common.c (warn_logical_operator): Add new warning.
1024 * c-common.h (warn_logical_operator): Update declaration.
1026 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1028 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
1030 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1032 * doc/install.texi: Document MPC requirements, flags etc.
1034 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
1035 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
1036 Evaluate constant arguments.
1037 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
1038 (fold_builtin_1): Likewise, also evaluate constant arguments.
1039 Remove superfluous break.
1040 (do_mpc_ckconv): New.
1041 * real.h: Include mpc.h.
1042 * toplev.c (print_version): Output MPC version info if available.
1044 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1046 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
1048 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
1050 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
1053 2009-05-15 Jan Hubicka <jh@suse.cz>
1055 * doc/invoke.texi (max-early-inliner-iterations): New flag.
1056 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
1057 (try_inline): Fix return value.
1058 (cgraph_decide_inlining_incrementally): Honor new value.
1059 (cgraph_early_inlining): Handle indirect inlining.
1060 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
1062 2009-05-15 Jan Hubicka <jh@suse.cz>
1064 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
1065 * cgraphunit.c (cgraph_finalize_function): Set it.
1066 (cgraph_expand_function): Use it.
1068 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1070 * real.c (encode_ieee_half): Define.
1071 (decode_ieee_half): Define.
1072 (ieee_half_format): Define.
1073 (arm_half_format): Define.
1074 * real.h (ieee_half_format): Declare.
1075 (arm_half_format): Declare.
1077 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1079 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
1080 swapped, and reversed optabs exist before trying to use them.
1082 2009-05-15 Paul Brook <paul@codesourcery.com>
1083 Sandra Loosemore <sandra@codesourcery.com>
1085 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
1086 loads. Allow PRE_DEC.
1087 (output_move_neon): Handle PRE_DEC.
1088 (arm_print_operand): Add 'A' for neon structure loads.
1089 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
1090 * config/arm/neon.md (neon_mov): Update comment.
1091 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
1093 (Um): New constraint.
1095 2009-05-15 Jan Hubicka <jh@suse.cz>
1097 Revert the following patch until testsuite fallout is fixed:
1098 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1099 * cgraph.h (struct inline_summary): New filed self_wize,
1100 size_inlining_benefit, self_time and time_inlining_benefit.
1101 (struct cgraph_global_info): Replace insns by time ans size fields.
1102 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1103 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1104 (ipcp_update_callgraph): Do not touch function bodies.
1105 * ipa-inline.c: Include except.h
1106 (MAX_TIME): New constant.
1107 (overall_insns): Remove
1108 (overall_size, max_benefit): New static variables.
1109 (cgraph_estimate_time_after_inlining): New function.
1110 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1111 (cgraph_clone_inlined_nodes): Update size.
1112 (cgraph_mark_inline_edge): Update size.
1113 (cgraph_estimate_growth): Use size info.
1114 (cgraph_check_inline_limits): Check size.
1115 (cgraph_default_inline_p): Likewise.
1116 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1117 (cgraph_decide_recursive_inlining): Check size.
1118 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
1120 (cgraph_decide_inlining): Likewise.
1121 (cgraph_decide_inlining_incrementally): Likewise; honor
1122 PARAM_EARLY_INLINING_INSNS.
1123 (likely_eliminated_by_inlining_p): New predicate.
1124 (estimate_function_body_sizes): New function.
1125 (compute_inline_parameters): Use it.
1126 * except.c (must_not_throw_labels): New function.
1127 * except.h (must_not_throw_labels): Declare.
1128 * tree-inline.c (init_inline_once): Kill inlining_weigths
1129 * tree-ssa-structalias.c: Avoid uninitialized warning.
1130 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1131 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1132 (PARAM_INLINE_CALL_COST): Remove.
1133 (PARAM_EARLY_INLINING_INSNS): New.
1135 2009-05-15 Richard Guenther <rguenther@suse.de>
1137 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
1138 not TODO_update_ssa.
1140 2009-05-15 Richard Guenther <rguenther@suse.de>
1142 PR tree-optimization/39999
1143 * gimple.h (gimple_expr_type): Use the expression type looking
1144 through useless conversions.
1145 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
1146 (vn_nary_op_insert_stmt): Likewise.
1147 (simplify_binary_expression): Likewise.
1149 2009-05-15 Richard Guenther <rguenther@suse.de>
1151 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
1152 New options, enabled by default.
1153 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
1155 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
1156 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
1157 * tree-ssa-structalias.c (gate_tree_pta): New function.
1158 (pass_build_alias): Use it.
1160 2009-05-15 Joseph Myers <joseph@codesourcery.com>
1162 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
1163 recurse on an invariant address if a conversion from a pointer
1164 type to a wider integer type is involved.
1166 2009-05-15 Jan Hubicka <jh@suse.cz>
1168 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1169 * cgraph.h (struct inline_summary): New filed self_wize,
1170 size_inlining_benefit, self_time and time_inlining_benefit.
1171 (struct cgraph_global_info): Replace insns by time ans size fields.
1172 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1173 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1174 (ipcp_update_callgraph): Do not touch function bodies.
1175 * ipa-inline.c: Include except.h
1176 (MAX_TIME): New constant.
1177 (overall_insns): Remove
1178 (overall_size, max_benefit): New static variables.
1179 (cgraph_estimate_time_after_inlining): New function.
1180 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1181 (cgraph_clone_inlined_nodes): Update size.
1182 (cgraph_mark_inline_edge): Update size.
1183 (cgraph_estimate_growth): Use size info.
1184 (cgraph_check_inline_limits): Check size.
1185 (cgraph_default_inline_p): Likewise.
1186 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1187 (cgraph_decide_recursive_inlining): Check size.
1188 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
1190 (cgraph_decide_inlining): Likewise.
1191 (cgraph_decide_inlining_incrementally): Likewise; honor
1192 PARAM_EARLY_INLINING_INSNS.
1193 (likely_eliminated_by_inlining_p): New predicate.
1194 (estimate_function_body_sizes): New function.
1195 (compute_inline_parameters): Use it.
1196 * except.c (must_not_throw_labels): New function.
1197 * except.h (must_not_throw_labels): Declare.
1198 * tree-inline.c (init_inline_once): Kill inlining_weigths
1199 * tree-ssa-structalias.c: Avoid uninitialized warning.
1200 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1201 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1202 (PARAM_INLINE_CALL_COST): Remove.
1203 (PARAM_EARLY_INLINING_INSNS): New.
1204 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
1205 (inline-call-cost): Remove.
1206 (early-inlining-insns): New.
1208 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
1210 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
1212 (print_int_cst_bounds_in_octal_p): Likewise.
1213 (dbxout_type): Adjust calls to above functions. Be prepared to deal
1215 * dwarf2out.c (base_type_die): Likewise.
1216 (is_subrange_type): Delete.
1217 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
1218 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
1219 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it if
1220 the destination type is boolean.
1221 (build_range_check): Do not special-case subtypes.
1222 (fold_sign_changed_comparison): Likewise.
1223 (fold_unary): Likewise.
1224 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
1225 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
1226 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
1227 * tree.c (subrange_type_for_debug_p): New predicate based on the former
1229 * tree.h (subrange_type_for_debug_p): Declare.
1230 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
1231 (convert_affine_scev): Remove call to above function.
1232 (chrec_convert_aggressive): Likewise.
1233 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
1234 false for conversions involving subtypes.
1235 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
1236 (vrp_val_min): Likewise.
1237 (needs_overflow_infinity): Likewise.
1238 (extract_range_from_unary_expr): Likewise.
1240 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
1242 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
1243 * config/frv/frv.c: Likewise.
1244 * config/s390/s390.c: Likewise.
1245 * config/sparc/sparc.h: Likewise.
1246 * config/i386/i386.h: Likewise.
1247 * config/i386/i386.c: Likewise.
1248 * config/crx/crx.c: Likewise.
1249 * config/m68hc11/m68hc11.h: Likewise.
1250 * config/iq2000/iq2000.c: Likewise.
1251 * config/mn10300/mn10300.h: Likewise.
1252 * config/mn10300/mn10300.c: Likewise.
1253 * config/m68k/m68k.c: Likewise.
1254 * config/rs6000/rs6000.c: Likewise.
1255 * config/rs6000/xcoff.h: Likewise.
1256 * config/rs6000/linux64.h: Likewise.
1257 * config/rs6000/sysv4.h: Likewise.
1258 * config/score/score3.c: Likewise.
1259 * config/score/score7.c: Likewise.
1260 * config/score/score.c: Likewise.
1261 * config/arm/arm.md: Likewise.
1262 * config/mips/mips.c: Likewise.
1263 * config/mips/mips.md: Likewise.
1264 * config/bfin/bfin.h: Likewise.
1265 * config/pa/pa.c: Likewise.
1266 * config/pa/constraints.md: Likewise.
1268 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
1269 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
1270 * config/pdp11/pdp11.h: Use memory_address_p instead.
1272 2009-05-14 Ian Lance Taylor <iant@google.com>
1274 * passes.c (finish_optimization_passes): Change i to int.
1275 * plugin.c (plugins_active_p): Change event to int.
1276 (dump_active_plugins): Likewise.
1277 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
1279 * tree.c (tree_range_check_failed): Change c to unsigned int.
1280 (omp_clause_range_check_failed): Likewise.
1281 (build_common_builtin_nodes): Change mode to int. Add cast.
1282 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
1283 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
1285 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
1286 ++ or -- with a variable of enum type.
1288 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1291 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
1293 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1295 * store-motion.c: Do not include params.h
1296 * Makefile.in: Fix dependencies for various files.
1298 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
1300 * auto-inc-dec.c: Fix pass description, remove apparent
1301 accidental duplication.
1303 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
1306 * ipa-utils.h (memory_identifier_string): Moved to ...
1307 * tree.h (memory_identifier_string): Here. Add GTY(()).
1309 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
1311 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
1312 in the former documentation of...
1313 (GO_IF_LEGITIMATE_ADDRESS): ... this.
1314 * ira-conflicts.c (get_dup_num): Use address_operand.
1315 * targhooks.c (default_legitimate_address_p): New.
1316 * targhooks.h (default_legitimate_address_p): New.
1317 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
1319 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
1320 * target.h (struct target): Add legitimate_address_p.
1321 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
1322 (TARGET_INITIALIZER): Include it.
1324 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1325 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
1326 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
1327 (TARGET_LEGITIMATE_ADDRESS_P): New.
1329 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1330 (REG_OK_STRICT_P): Delete.
1331 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
1332 (frv_legitimate_address_p_1): ... this.
1333 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
1334 (frv_legitimate_address_p_1): ... the renamed old
1335 frv_legitimate_address_p.
1336 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
1337 (TARGET_LEGITIMATE_ADDRESS_P): New.
1339 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1340 * config/s390/s390-protos.h (legitimate_address_p): Remove.
1341 * config/s390/s390.c (legitimate_address_p): Rename to...
1342 (s390_legitimate_address_p): ... this, make static.
1343 (legitimize_address): Adjust call.
1344 (TARGET_LEGITIMATE_ADDRESS_P): New.
1345 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
1347 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1348 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
1349 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
1350 (TARGET_LEGITIMATE_ADDRESS_P): New.
1352 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1353 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
1354 * config/spu/spu.c (spu_legitimate_address): Rename to...
1355 (spu_legitimate_address_p): ... this, make static.
1356 (TARGET_LEGITIMATE_ADDRESS_P): New.
1358 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1359 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
1360 * config/sparc/sparc.c (legitimate_address_p): Rename to...
1361 (sparc_legitimate_address_p): ... this, make static and return bool.
1362 (legitimize_address): Adjust call.
1363 (TARGET_LEGITIMATE_ADDRESS_P): New.
1365 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1366 * config/i386/i386-protos.h (legitimate_address_p): Remove.
1367 * config/i386/i386.c (legitimate_address_p): Rename to...
1368 (ix86_legitimate_address_p): ... this, make static.
1369 (constant_address_p): Move after it, adjust call.
1370 (TARGET_LEGITIMATE_ADDRESS_P): New.
1372 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1373 * config/avr/avr-protos.h (legitimate_address_p): Remove.
1374 * config/avr/avr.c (legitimate_address_p): Rename to...
1375 (avr_legitimate_address_p): ... this, make static.
1376 (legitimize_address): Adjust call.
1377 (TARGET_LEGITIMATE_ADDRESS_P): New.
1379 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1380 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
1381 * config/crx/crx.c (crx_legitimate_address_p): Make static.
1382 (TARGET_LEGITIMATE_ADDRESS_P): New.
1384 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1385 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
1386 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
1387 (TARGET_LEGITIMATE_ADDRESS_P): New.
1389 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1390 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
1392 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1394 (TARGET_LEGITIMATE_ADDRESS_P): New.
1396 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1397 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
1399 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
1401 (m68hc11_legitimate_address_p): ... this, make static.
1402 (go_if_legitimate_address_internal): Rename to...
1403 (m68hc11_legitimate_address_p_1): ... this.
1404 (legitimize_address): Adjust call.
1405 (TARGET_LEGITIMATE_ADDRESS_P): New.
1407 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1408 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
1409 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
1410 (TARGET_LEGITIMATE_ADDRESS_P): New.
1412 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1413 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
1414 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
1415 (mn10300_legitimate_address_p): ... this, make static.
1416 (TARGET_LEGITIMATE_ADDRESS_P): New.
1418 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1419 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
1420 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
1421 (TARGET_LEGITIMATE_ADDRESS_P): New.
1423 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1424 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
1425 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
1426 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1427 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
1428 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
1429 (rs6000_legitimate_address_p): ... this, make static.
1430 (TARGET_LEGITIMATE_ADDRESS_P): New.
1431 (REG_MODE_OK_FOR_BASE_P): Delete.
1432 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
1434 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1435 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
1437 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
1438 static, adjust types.
1439 (TARGET_LEGITIMATE_ADDRESS_P): New.
1441 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1442 * config/score/score.c (score_address_p): Rename to...
1443 (score_legitimate_address_p): ... this.
1444 (TARGET_LEGITIMATE_ADDRESS_P): New.
1445 * config/score/score3.c (score3_address_p): Rename to...
1446 (score3_legitimate_address_p): ... this.
1447 * config/score/score7.c (score7_address_p): Rename to...
1448 (score7_legitimate_address_p): ... this.
1450 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
1451 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
1452 GO_IF_LEGITIMATE_ADDRESS): Delete.
1453 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
1454 thumb2_legitimate_address_p): Delete.
1455 (arm_legitimate_address_p): Rename to...
1456 (arm_legitimate_address_outer_p): ... this.
1457 * config/arm/constraints.md ("Uq"): Adjust call.
1458 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
1459 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
1460 (arm_legitimate_address_outer_p): ... this.
1461 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
1462 (TARGET_LEGITIMATE_ADDRESS_P): New.
1464 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1465 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
1466 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
1467 (TARGET_LEGITIMATE_ADDRESS_P): New.
1469 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1470 * config/vax/vax-protos.h (legitimate_address_p): Remove.
1471 * config/vax/vax.c (legitimate_address_p): Rename to...
1472 (vax_legitimate_address_p): ... this, make static.
1473 (TARGET_LEGITIMATE_ADDRESS_P): New.
1475 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1476 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
1477 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
1478 (TARGET_LEGITIMATE_ADDRESS_P): New.
1480 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1481 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
1482 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
1483 (mmix_legitimate_address_p): ... this, make static.
1484 (TARGET_LEGITIMATE_ADDRESS_P): New.
1486 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1487 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
1488 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
1489 (TARGET_LEGITIMATE_ADDRESS_P): New.
1491 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
1493 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
1494 of MODE_COMPLEX_INT.
1496 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1498 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
1499 LCT_NORMAL in function call.
1500 * mips-tdump.c (print_file_desc): Add cast to enum type.
1501 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
1502 (mark_stabs): Add casts to enum types.
1503 (parse_stabs_common): Add casts to enum types.
1505 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
1507 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
1508 Check for invalid values of LETTER.
1510 2009-05-13 Taras Glek <tglek@mozilla.com>
1512 * attribs.c (register_attribute): moved out attribute registration into
1514 * doc/plugins.texi: Documented register_attribute and PLUGIN_ATTRIBUTES.
1515 * gcc-plugin.h: Added forward decl for register_attribute.
1516 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
1517 * plugin.c (register_callback, invoke_plugin_callbacks): Added
1518 PLUGIN_ATTRIBUTES boilerplate.
1520 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
1522 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
1523 values even in sentinel and empty entries.
1524 (ms_printf_flag_specs): Likewise.
1525 (ms_scanf_flag_specs): Likewise.
1526 (ms_strftime_flag_specs): Likewise.
1527 (ms_print_char_table): Likewise.
1528 (ms_scan_char_table): Likewise.
1529 (ms_time_char_table): Likewise.
1531 2009-05-13 Doug Kwan <dougkwan@google.com>
1533 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
1535 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
1537 * config/mips/mips.md (store): Add attributes for QI and HI.
1539 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
1540 (truncdi<mode>2): ... this new pattern.
1542 2009-05-13 Brad Hards <bradh@kde.org>
1544 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
1546 2009-05-14 Jakub Jelinek <jakub@redhat.com>
1547 Ben Elliston <bje@au.ibm.com>
1550 * dse.c (check_mem_read_rtx): Guard against width == -1.
1552 2009-05-13 Michael Matz <matz@suse.de>
1555 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
1556 (trivially_conflicts_p): New function.
1557 (insert_backedge_copies): Use it.
1559 2009-05-13 Janis Johnson <janis187@us.ibm.com>
1561 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
1562 (handle_stdc_pragma): Use new enum constant names.
1563 (handle_pragma_float_const_decimal64): Ditto.
1565 2009-05-13 Ian Lance Taylor <iant@google.com>
1567 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
1570 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
1572 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
1573 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
1575 * config/m68k/m68k.h (FL_UCLINUX): Define.
1577 2009-05-13 Jan Hubicka <jh@suse.cz>
1579 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
1581 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1583 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
1584 unless -fschedule-insns is specified.
1586 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1589 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
1590 TARGET_EXPAND_CBRANCHDI4.
1591 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
1592 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
1593 (cmpeqdi): Fix comment.
1595 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1597 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
1598 (sh_legitimate_address_p): Likewise.
1599 * config/sh/sh.c (sh_legitimate_index_p): New.
1600 (sh_legitimate_address_p): Likewise.
1601 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
1602 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
1603 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
1604 (MAYBE_BASE_REGISTER_RTX_P): New macro.
1605 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
1606 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
1607 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
1608 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
1609 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
1611 2009-05-12 Jan Hubicka <jh@suse.cz>
1613 * tree-inline.c (estimate_operator_cost): Add operands;
1614 when division happens by constant, it is cheap.
1615 (estimate_num_insns): Loads and stores are not having cost of 0;
1616 EH magic stuff is cheap; when computing runtime cost of switch,
1617 use log2 base of amount of its cases; builtin_expect has cost of 0;
1618 compute cost for moving return value of call.
1619 (init_inline_once): Initialize time_based flags.
1620 * tree-inline.h (eni_weights_d): Add time_based flag.
1622 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1624 * df-core.c: Update head documentation.
1626 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1629 * rs6000.c (rs6000_generate_compare): Use op1b instead of
1630 shadowing exisiting variable op1.
1632 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
1635 * config/i386/driver-i386.c (processor_signatures): New enum.
1636 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
1637 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
1638 processor signature to detect geode processor.
1640 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1644 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1646 * optabs.c (prepare_cmp_insn): Temporarily disable test that
1647 causes spurious differences between trunk and cond-optab branch.
1649 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1651 * dojump.c (compare_from_rtx): Delete.
1652 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
1653 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
1654 if the comparison does not satisfy the predicate; test predicates for
1655 operands 2 and 3 of a cstore pattern. Don't try cstore optab
1656 further if one existing pattern fails.
1657 * expr.h (compare_from_rtx): Delete.
1658 (prepare_operand): Declare it.
1659 * optabs.c: Change "lib call" to "libcall" throughout.
1660 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
1661 HAVE_conditional_trap, emit_cmp_insn): Delete.
1662 (can_compare_p): Delete cmp_optab case.
1663 (prepare_float_lib_cmp): Return an rtx and a machine mode.
1664 Accept other parameters by value.
1665 (prepare_operand): Make non-static.
1666 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
1667 other parameters by value. Try to widen operands here based on
1668 an optab_methods argument and looking at cbranch_optab.
1669 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
1670 loop. Use cbranch_optab directly.
1671 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
1672 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
1674 (emit_conditional_move, emit_conditional_add): Inline what's needed
1675 of compare_from_rtx, using new prepare_cmp_insn for the rest.
1676 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
1677 with COMPARE. Move cmov_optab and cstore_optab above
1678 with cbranch_optab, move cmp_optab down with ucmp_optab,
1679 remove tst_otpab. Do not initialize trap_rtx.
1680 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
1681 for trap code. Do not check HAVE_conditional_trap. Use
1682 prepare_cmp_insn. Accept no predicate for operand 3.
1683 * optabs.h (OTI_cmp): Mark as used only for libcalls.
1684 (OTI_ctrap, ctrap_optab): New.
1685 (tst_optab): Delete.
1686 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
1687 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
1688 with lookup of ctrap_optab.
1689 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
1690 setcc_gen_code): Delete.
1693 * combine.c (combine_simplify_rtx, simplify_set): Do not
1694 special case comparing against zero for cc0 machines.
1695 * simplify-rtx.c (simplify_binary_operation_1): Never remove
1696 COMPARE on cc0 machines.
1697 (simplify_relational_operation): Return a new expression when
1698 a COMPARE could be removed.
1699 * final.c (final_scan_insn): Compare cc_status values
1700 against LHS of a (compare FOO (const_int 0)) cc0 source.
1701 Also check if cc_status.value is the full compare.
1703 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
1704 (cstoreMM4): Document.
1705 (conditional_trap): Document ctrapMM4 instead.
1706 (sync_compare_and_swapMM): Refer to cbranchcc4.
1707 (Dependent Patterns): Eliminate obsolete information referring to
1708 the old jump optimization phase.
1709 (Canonicalization): Include cbranchcc4 case, omit canonicalization
1710 of compares with 0 on cc0 machines.
1711 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
1712 avoiding references to cc0. Remove text about storing operands
1714 * doc/tm.texi (Condition Codes): Include blurb on different
1715 condition code representations, separate into subsections for
1716 CC0, MODE_CC and conditional execution.
1718 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
1719 alpha_emit_setcc): Accept operands and a machine mode.
1720 * config/alpha/alpha.c (alpha_emit_conditional_branch):
1721 Get code/op0/op1 from operands, use machine mode argument
1722 instead of alpha_compare.fp_p. Emit the branch here.
1723 (alpha_emit_setcc): Likewise, and return boolean.
1724 (alpha_emit_conditional_move): Likewise. Assert that
1725 cmp_op_mode == cmp_mode, and simplify accordingly.
1726 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
1727 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
1728 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
1730 (stack probe test): Use cbranchdi4.
1731 * config/alpha/predicates.md (alpha_cbranch_operator): New.
1733 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
1734 * config/arc/arc.h (movsicc, movsfcc): Use it.
1735 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
1736 (cbranchsi4, cstoresi4): New.
1737 (cmpsi, bCC and sCC expanders): Remove.
1739 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
1740 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
1741 * config/arm/predicates.md (arm_comparison_operator): Only include
1742 floating-point operators if there is a hardware floating-point unit.
1743 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
1744 deferring to cbranch_cc and cstore_cc respectively.
1745 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
1746 cbranch_cc, cstore_cc): New.
1747 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
1749 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
1751 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
1752 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
1754 (adjust_insn_length): Adjust calls.
1755 (avr_reorg): Handle (compare (foo) (const_int 0)).
1756 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
1757 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
1758 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
1759 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
1761 (cbranchqi4, cbranchhi4, cbranchsi4): New.
1762 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
1764 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
1765 (cbranchsi4, cstorebi4, cstoresi4): New.
1766 (movbisi): This insn is duplicate, split it to zero_extend.
1767 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
1768 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
1769 (bfin_optimize_loop): Use cbranch expander.
1770 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
1771 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
1772 (bfin_bimode_comparison_operator): ... this.
1773 (bfin_direct_comparison_operator): New.
1775 * config/cris/cris.c (cris_normal_notice_update_cc): Look
1776 inside (compare FOO (const_int 0)).
1777 (cris_rtx_costs): Handle ZERO_EXTRACT.
1778 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
1779 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
1780 (*tstdi_v32): Delete.
1781 (*cmpdi_non_v32): Add M alternative for operand 1.
1782 (cmpsi, cmp<mode>): Make private.
1783 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
1785 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
1787 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
1788 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
1789 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
1790 (cc_reg_operand): New.
1792 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
1793 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
1794 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
1795 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
1796 crx_expand_scond): Delete.
1798 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
1800 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
1801 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
1803 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
1804 cstoresi4, cstoresf4, cstoredf4): New.
1805 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
1806 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
1807 Receive the entire operands array.
1808 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
1809 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
1810 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
1811 Get test/op0/op1 from the operands array.
1812 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
1814 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
1815 (h8300_expand_store): New.
1816 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
1818 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
1819 (h8300_expand_store): New.
1820 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
1821 or do not try to produce (set (cc0) REG).
1822 (peepholes): Wrap arguments with COMPARE. Add a peephole to
1823 change a compare into a move to a scratch register. Disable some
1824 peepholes when comparing with zero.
1825 (tstsi, tsthi, tstsi, cmpqi): Make private.
1828 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
1831 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
1832 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
1833 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
1834 (ix86_emit_i387_log1p): Use cbranchxf2.
1835 (ix86_expand_setcc): Return void.
1836 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
1837 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
1838 cmp<MODEF>, cmpcc): Remove.
1839 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
1840 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
1841 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
1842 (sCC and bCC expanders): Remove.
1843 (stack_protect_test): Use cbranchcc4.
1845 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
1847 (ia64_expand_compare): Accept three rtx by reference and return void.
1848 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
1849 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
1850 from *expr. Update *expr with the BImode comparison to do.
1851 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
1852 cmptf, bCC, sCC, conditional_trap): Delete.
1853 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
1854 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
1855 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
1856 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
1857 * config/ia64/predicates.md (ia64_cbranch_operator): New.
1859 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
1860 type of last argument.
1861 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
1862 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
1863 use machine mode argument instead of branch_type. Remove dead
1864 code for floating-point comparisons.
1865 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
1866 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
1868 (cbranchsi4, cstoresi4): New.
1869 * config/iq2000/predicates.md (reg_or_const_operand): New.
1871 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
1872 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
1873 (b<code>_op): Rewrite to...
1874 (bcc_op): ... this, using match_operator.
1875 (s<code>_op): Rewrite to...
1876 (scc_op): ... this, using match_operator.
1877 (s<code>_24_op): Rewrite to...
1878 (scc_op_24): ... this, using match_operator.
1879 (s<code>_<mode>): Rewrite to...
1880 (cstore<mode>4): ... this, using match_operator.
1881 (s<code>_<mode>_24): Rewrite to...
1882 (cstore<mode>4_24): ... this, using match_operator.
1883 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
1884 m32c_unpend_compare, m32c_expand_scc): Delete.
1885 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
1886 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
1887 (m32c_expand_movcc): Change NE to EQ if necessary.
1888 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
1890 * config/m32r/m32r-protos.h (gen_cond_store): New.
1891 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
1892 (gen_cond_store): New, from sCC patterns.
1893 (m32r_expand_block_move): Use cbranchsi4.
1894 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
1895 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
1896 (cbranchsi4, cstoresi4): New.
1898 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
1900 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
1901 (m68hc11_notice_update_cc): Look into a compare with 0.
1902 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
1904 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
1905 cmphi, cmpqi, bCC): Delete.
1906 (cbranchsi4, cbranchhi4, cbranchqi4): New.
1907 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
1908 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
1911 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
1912 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
1913 * config/m68k/constraints.md (H): New.
1914 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
1915 the define_insn below.
1916 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
1917 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
1918 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
1919 patterns): Wrap RHS with COMPARE.
1920 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
1921 (*cmpdi_internal): Name this pattern.
1922 (cmpdi): Change to define_insn.
1923 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
1924 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
1925 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
1927 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
1928 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
1929 (conditional_trap): Change to...
1930 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
1931 (*conditional_trap): Use the ordered_comparison_operator and
1932 const1_operand predicates.
1933 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
1934 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
1935 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
1936 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
1938 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
1939 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
1940 (mcore_gen_compare): New.
1941 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
1942 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
1943 (mcore_gen_compare): ... this.
1944 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
1945 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
1946 (stack probe pattern): Use cbranchsi4.
1948 * config/mips/predicates.md (mips_cstore_operator): New.
1949 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
1950 * config/mips/mips.md (any_cond): Delete.
1951 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
1953 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
1954 fixuns_truncsfdi2): Use cbranch patterns.
1955 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
1956 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
1957 Adjust call to mips_expand_conditional_branch.
1958 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
1960 * config/mips/mips-protos.h (mips_expand_conditional_branch,
1961 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
1962 * config/mips/mips.c (cmp_operands): Delete.
1963 (mips_emit_compare): Get comparison operands from *op0/*op1.
1964 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
1965 that it succeeds. Use op0/op1 instead of cmp_operands.
1966 (mips_expand_conditional_branch, mips_expand_conditional_move,
1967 mips_expand_conditional_trap): Likewise.
1968 (mips_block_move_loop): Use cbranch patterns.
1969 * config/mips/mips.h (cmp_operands): Delete.
1971 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
1972 (mmix_gen_compare_reg): Just return a register in the right CC mode.
1973 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
1974 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
1975 (*cmpcc_folded): Rename to...
1976 (*cmpdi_folded): this.
1977 (*cmpcc): Rename to...
1979 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
1982 (cbranchdf4): New. Handle invalid comparisons here.
1983 * config/mmix/predicates.md (float_comparison_operator): New.
1985 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
1986 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
1987 * config/mn10300/mn10300.md (tst): Delete.
1988 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
1989 Name these patterns and wrap RHS in a compare.
1990 (*cmpsi): Make this pattern private. Include tst.
1991 (*cmpsf): Make this pattern private.
1992 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
1993 (compare with zero peepholes): Likewise.
1995 (cbranchsi4, cbranchsf4): New.
1996 (casesi): Use cbranchsi4.
1998 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
1999 hppa_branch_type): Delete.
2000 (return_addr_rtx): Use cbranchsi4.
2001 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
2002 Emit CCFPmode comparison here.
2003 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
2004 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
2005 hppa_branch_type): Delete.
2006 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
2007 (movsicc, movdicc): Remove references to hppa_compare_op0,
2008 hppa_compare_op1 and compare_from_rtx.
2009 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
2010 (casesi): Use cbranchsi4.
2012 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
2013 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
2014 * config/pdp11/pdp11.md (register_or_const0_operand): New.
2015 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
2016 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
2018 (cbranchdf4, cbranchhi4, cbranchqi4): New.
2019 (*branch, *branch_inverted): New.
2021 * config/picochip/picochip.md (cbranchhi4): Use
2022 ordered_comparison_operator.
2023 (cmphi, bCC): Remove.
2025 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
2026 (trap_comparison_operator): Delete.
2027 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
2028 rs6000_emit_cbranch): Accept mode and operands.
2029 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
2030 rs6000_compare_fp_p): Delete.
2031 (rs6000_generate_compare): Accept mode and comparison. Extract code
2032 and op0/op1 from there. Replace references to rs6000_compare_op0
2033 and rs6000_compare_op1.
2034 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
2035 extract result from passed operands.
2036 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
2037 extract loc from passed operands.
2038 (rs6000_emit_cmove): Likewise.
2039 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
2040 rs6000_compare_fp_p): Delete.
2041 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
2042 (cbranch<GPR>4, cbranch<FP>4): New.
2043 (cstore<mode>4): New. Consolidate here all choices about when to use
2044 portable or specialized sCC sequences.
2045 (stack_protect_test): Use cbranchsi4.
2046 (conditional_trap): Replace with ctrap<GPR>4.
2047 (conditional trap insn): Replace trap_comparison_operator with
2048 ordered_comparison_operator.
2050 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
2051 (s390_emit_prologue): Use ctrap.
2052 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
2053 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
2054 New predicates replacing...
2055 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
2056 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
2057 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
2058 (add<mode>cc): Do not use s390_compare_op0/op1.
2059 (s<code>): Change to...
2060 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
2062 (cstorecc4): ... this. Handle EQ or NE equally.
2063 (*sne): Un-privatize for use in cstorecc4.
2064 (b<code>): Change to...
2065 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
2066 (conditional_trap): Replace with...
2067 (ctrap<GPR>4, ctrap<FP>4): ... these.
2068 (stack_protect): Use cbranchcc4.
2070 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
2071 * config/score/score-protos.h (score_gen_cmp): Delete.
2072 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
2073 (score_block_move-loop): Use cbranchsi4.
2074 * config/score/score.md (cbranchsi4): New.
2075 (cmpsi, bCC): Delete.
2076 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
2077 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
2078 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
2079 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
2080 * config/score/score3.h (score3_gen_cmp): Delete.
2081 * config/score/score7.h (score7_gen_cmp): Delete.
2083 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
2084 (sh_emit_scc_to_t): ... this. Return void.
2085 (from_compare): Rename to...
2086 (sh_emit_compare_and_branch): ... this.
2087 (sh_emit_compare_and_set): New.
2088 (sh_expand_t_scc): Accept operands.
2089 * config/sh/predicates.md (sh_float_comparison_operator): New.
2090 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
2091 (prepare_scc_operands): Rename to...
2092 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
2094 (sh_emit_cheap_store_flag): New.
2095 (sh_emit_set_t_insn): New.
2096 (from_compare): Rename to...
2097 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
2098 handling of TARGET_SH2E floating point to avoid recursive call.
2099 Generate branch here.
2100 (sh_emit_compare_and_set): New.
2101 (sh_expand_t_scc): Get op0/op1 from arguments.
2102 (sh_emit_cheap_store_flag): New.
2103 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
2105 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
2106 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
2107 (movsicc, movdicc): Do nothing when it recreated operands from
2108 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
2109 prepare_scc_operands (now sh_emit_scc_to_t).
2110 (udivdi3): Use cstoresi4.
2111 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
2112 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
2113 (cbranchint4_media, cbranchfp4_media): New.
2114 (casesi): Use cbranchdi4.
2115 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
2117 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
2118 (movnegt): Remove second operand.
2119 (cbranchsf4, cbranchdf4): New.
2120 (stack_protect): Use cbranchdi4/cbranchsi4.
2122 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
2123 (gen_compare_reg): Accept comparison, extract part of it to...
2124 (gen_compare_reg_1): ... this.
2125 (gen_compare_operator): Delete.
2126 (gen_v9_scc): Accept separate destination, comparison code and arms.
2127 Do not use sparc_compare_op0/sparc_compare_op1.
2128 (emit_scc_insn, emit_conditional_branch_insn): New.
2129 (emit_v9_brxx): Make static. Remove useless assertion.
2130 (sparc_emit_float_lib_cmp): Return RTL instead of calling
2132 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
2133 * config/sparc/sparc-protos.h (gen_compare_reg,
2134 sparc_emit_float_lib_cmp): Adjust prototype.
2135 (emit_scc_insn, emit_conditional_branch_insn): New.
2136 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
2137 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
2138 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
2139 iterators to the top.
2140 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
2141 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
2142 snedi_special_trunc): Delete.
2143 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
2144 and snedi_special_trunc.
2145 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
2146 cbranchdi4, cbranch<F:mode>4): New.
2147 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
2148 here. Use gen_compare_reg instead of gen_compare_operator.
2149 (conditional_trap): Replace with...
2150 (ctrapsi4, ctrapdi4): ... this.
2151 (stack_protect_test): Use cbranchcc4.
2153 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
2155 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
2156 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
2157 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
2158 from operands[0] or operands[3] depending on is_set.
2159 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
2160 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
2161 cmpdf, bCC), sCC: Remove.
2162 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
2163 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
2165 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
2166 spu_emit_branch_or_set.
2168 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
2170 * config/stormy16/stormy16.h (xstormy16_compare_op0,
2171 xstormy16_compare_op1): Delete.
2172 * config/stormy16/stormy16.c (xstormy16_compare_op0,
2173 xstormy16_compare_op1): Delete.
2174 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
2176 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
2177 (cmphi, cmpsi, bCC): Remove.
2179 * config/v850/v850.md (tstsi, cmpsi): Fold into...
2180 (*cmpsi): ... this one.
2181 (cbranchsi4, cstoresi4): New.
2182 (bCC expanders): Delete.
2183 (sCC insns): Fold into...
2184 (*setcc): ... this one.
2185 (casesi): Do not use gen_cmpsi and gen_bgtu.
2186 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
2187 (movsicc): Simplify.
2188 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
2190 * config/vax/vax-protos.h (cond_name): New.
2191 (vax_output_conditional_branch): Remove.
2192 * config/vax/vax.c (cond_name): New.
2193 (vax_output_conditional_branch): Remove.
2194 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
2195 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
2196 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
2197 (bit<VAXint>): Wrap source with (compare).
2198 (b<code> and following unnamed pattern): Rename to *branch and
2199 *branch_reversed. Change macroization to match_operator.
2200 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
2202 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
2203 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
2204 Change last argument to machine_mode.
2205 (xtensa_expand_scc): Add machine_mode argument.
2206 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
2207 (gen_conditional_move, xtensa_expand_conditional_branch,
2208 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
2209 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
2210 Adjust operand numbers.
2211 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
2213 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
2214 (cmpsi, cmpsf, b<code>, s<code>): Delete.
2215 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
2217 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2219 * optabs.c (prepare_cmp_insn): Temporarily disable test that
2220 causes spurious differences between trunk and cond-optab branch.
2222 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
2225 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
2227 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
2229 * tree.c (iterative_hash_pointer): Delete.
2230 (iterative_hash_expr): Short-circuit handling of NULL pointer.
2231 Hash UIDs and versions of SSA names. Don't special-case built-in
2232 function declarations.
2234 2009-05-11 Ian Lance Taylor <iant@google.com>
2237 * graphite.c: Force -Wc++-compat to only be a warning before
2238 #including "cloog/cloog.h".
2240 2009-05-11 Martin Jambor <mjambor@suse.cz>
2242 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
2244 2009-05-11 Jan Hubicka <jh@suse.cz>
2246 * tree-ssa-loop-ivcanon.c: Include target.h
2247 (struct loop_size): new structure.
2248 (constant_after_peeling): New predicate.
2249 (tree_estimate_loop_size): New function.
2250 (estimated_unrolled_size): Rewrite for new estimates.
2251 (try_unroll_loop_completely): Use new estimates.
2252 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
2254 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2256 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
2257 libcpp interface change.
2258 (spu_macro_to_expand): Likewise.
2260 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
2262 PR tree-optimization/40026
2263 * gimplify.c (gimplify_init_constructor): Change initial conditional
2264 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
2265 optimize_compound_literals_in_ctor.
2267 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
2269 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
2271 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
2273 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
2275 * tree-vect-data-refs.c (vect_analyze_group_access): Use
2276 HOST_WIDE_INT for gap.
2278 2009-05-11 Ira Rosen <irar@il.ibm.com>
2280 PR tree-optimization/40074
2281 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
2282 account in group size and step comparison.
2284 2009-05-11 Richard Guenther <rguenther@suse.de>
2286 * passes.c (init_optimization_passes): Strip now incorrect comment.
2287 (execute_function_todo): Do not set PROP_alias.
2288 * tree-pass.h (PROP_alias): Remove.
2289 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
2290 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
2291 * tree-nrv.c (pass_return_slot): Likewise.
2292 * tree-object-size.c (pass_object_sizes): Likewise.
2293 * tree-ssa-dom.c (pass_dominator): Likewise.
2294 (pass_phi_only_cprop): Likewise.
2295 * tree-ssa-dse.c (pass_dse): Likewise.
2296 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
2297 (pass_cselim): Likewise.
2298 * tree-ssa-pre.c (pass_pre): Likewise.
2299 (pass_fre): Likewise.
2300 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
2301 * tree-ssa-sink.c (pass_sink_code): Likewise.
2302 * tree-stdarg.c (pass_stdarg): Likewise.
2303 * tree-tailcall.c (pass_tail_calls): Likewise.
2304 * tree-vrp.c (pass_vrp): Likewise.
2306 2009-05-10 Ian Lance Taylor <iant@google.com>
2308 * basic-block.h (enum profile_status): Break out of struct
2310 * cgraph.h (struct inline_summary): Break out of struct
2312 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
2313 of struct cgraph_order_sort.
2314 * combine.c (enum undo_kind): New enum, broken out of struct undo.
2315 * cse.c (struct branch_path): Break out of struct
2316 cse_basic_block_data.
2317 * except.h (enum eh_region_type): Break out of struct eh_region.
2318 * gcc.c (enum add_del): Break out of struct modify_target.
2319 * genrecog.c (enum decision_type): Break out of struct decision_test.
2320 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
2322 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
2323 * regmove.c (enum match_use): New enum, broken out of struct match.
2324 * sched-int.h (enum post_call_group): New enum, broken out of
2326 (struct deps_reg): Break out of struct deps.
2327 * target.h (struct asm_int_op): Break out of struct gcc_target.
2328 * tree-eh.c (struct goto_queue_node): Break out of struct
2330 * tree-inline.h (enum copy_body_cge_which): Break out of
2332 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
2334 * c-decl.c (in_struct, struct_types): New static variables.
2335 (pushtag): Add loc parameter. Change all callers.
2336 (lookup_tag): Add ploc parameter. Change all callers.
2337 (check_compound_literal_type): New function.
2338 (parser_xref_tag): Add loc parameter. Change all callers. If
2339 -Wc++-compat, warn about struct/union/enum types defined within a
2341 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
2342 and loc parameters. Change all callers. Change error calls to
2343 error_at, using loc. For a redefinition, if the location of the
2344 original definition is known, report it. Set in_struct and
2345 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
2346 (finish_struct): Add new parameters enclosing_in_struct and
2347 enclosing_struct_types. Change all callers. Set
2348 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
2349 in the struct. If in a struct, add this struct to struct_types.
2350 (start_enum): Add loc parameter. Change all callers. Use
2351 error_at for errors, using loc. For a redefinition, if the
2352 location of the original definition is known, report it. If in a
2353 struct, add this enum type to struct_types. If -Wc++-compat warn
2354 if in sizeof, typeof, or alignof.
2355 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
2356 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
2357 (c_parser_enum_specifier): Get enum location for start_enum.
2358 (c_parser_struct_or_union_specifier): Get struct location for
2359 start_struct. Save in_struct and struct_types status between
2360 start_struct and finish_struct.
2361 (c_parser_cast_expression): Get location of cast.
2362 (c_parser_alignof_expression): Get location of type.
2363 (c_parser_postfix_expression): Likewise.
2364 (c_parser_postfix_expression_after_paren_type): Add type_loc
2365 parameter. Change all callers. Call check_compound_literal_type.
2366 Use type_loc for error about variable size type.
2367 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
2368 of an enum constant from an enum type defined in a struct or union.
2369 (c_cast_expr): Add loc parameter. Change all callers. If
2370 -Wc++-compat, warn about defining a type in a cast.
2371 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
2372 (start_enum, start_struct, finish_struct): Update declarations.
2373 (parser_xref_tag, c_cast_expr): Update declarations.
2374 (check_compound_literal_type): Declare.
2376 2009-05-11 Ben Elliston <bje@au.ibm.com>
2378 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
2379 for recent libcpp interface change.
2380 (rs6000_macro_to_expand): Likewise.
2382 2009-05-10 Michael Matz <matz@suse.de>
2385 * config/arm/arm.c (require_pic_register): Emit on entry edge,
2386 not at entry of function.
2388 2009-05-10 Richard Guenther <rguenther@suse.de>
2390 PR tree-optimization/40081
2392 * tree-sra.c (instantiate_element): Instantiate scalar replacements
2393 using the main variant of the element type. Do not fiddle with
2394 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
2396 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
2397 structs with volatile fields.
2399 2009-05-10 Jan Hubicka <jh@suse.cz>
2401 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
2402 (estimate_move_cost): Assert that it does not get called for
2404 (estimate_num_insns): Skip VOID types in argument handling.
2405 (optimize_inline_calls): Delete unreachable blocks and verify that
2408 2009-05-10 Jan Hubicka <jh@suse.cz>
2410 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
2411 * cgraph.c (cgraph_mark_address_taken_node): New function.
2412 (dump_cgraph_node): Dump new flag.
2413 * cgraph.h (struct cgraph_node): Add address_taken.
2414 (cgraph_mark_address_taken_node): New function.
2415 * ipa.c (cgraph_postorder): Prioritize functions with address taken
2416 since new direct calls can be born.
2418 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2420 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
2423 2009-05-10 Jan Hubicka <jh@suse.cz>
2426 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
2428 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
2429 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
2430 * tree-inline.c (copy_bb): Set frequency correctly.
2431 (fold_marked_statements): Update call to
2432 cgraph_update_edges_for_call_stmt.
2434 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2436 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
2437 identifiers in diagnostics.
2438 * config/arm/arm.c (arm_handle_fndecl_attribute,
2439 arm_handle_isr_attribute): Likewise.
2440 * config/avr/avr.c (avr_handle_progmem_attribute,
2441 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
2442 * config/bfin/bfin.c (handle_int_attribute,
2443 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
2444 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
2445 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
2447 * config/darwin.c (darwin_handle_kext_attribute,
2448 darwin_handle_weak_import_attribute): Likewise.
2449 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
2450 h8300_handle_eightbit_data_attribute,
2451 h8300_handle_tiny_data_attribute): Likewise.
2452 * config/i386/i386.c (ix86_handle_cconv_attribute,
2453 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
2454 * config/i386/winnt.c (ix86_handle_shared_attribute,
2455 ix86_handle_selectany_attribute): Likewise.
2456 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
2457 * config/m32c/m32c.c (function_vector_handler): Likewise.
2458 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
2459 m68hc11_handle_fntype_attribute): Likewise.
2460 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
2461 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
2462 * config/mips/mips.c (mips_insert_attributes,
2463 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
2464 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
2465 rs6000_handle_struct_attribute): Likewise.
2466 * config/sh/sh.c (sh_insert_attributes,
2467 sh_handle_resbank_handler_attribute,
2468 sh_handle_interrupt_handler_attribute,
2469 sh2a_handle_function_vector_handler_attribute,
2470 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
2472 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
2473 * config/spu/spu.c (spu_handle_fndecl_attribute,
2474 spu_handle_vector_attribute): Likewise.
2475 * config/stormy16/stormy16.c
2476 (xstormy16_handle_interrupt_attribute): Likewise.
2477 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
2478 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
2480 2009-05-10 Joseph Myers <joseph@codesourcery.com>
2482 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
2483 (pp_translate_identifiers): New.
2484 (pp_identifier): Only conditionally translate identifier to locale
2486 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
2487 (pp_base_tree_identifier): Only conditionally translate identifier
2488 to locale character set.
2489 * c-pretty-print.c (M_): Define.
2490 (pp_c_type_specifier, pp_c_primary_expression): Mark English
2491 fragments for conditional translation with M_.
2492 * tree-pretty-print.c (maybe_init_pretty_print): Disable
2493 identifier translation.
2495 2009-05-10 Richard Guenther <rguenther@suse.de>
2497 PR tree-optimization/40081
2498 * tree-sra.c (instantiate_element): Instantiate scalar replacements
2499 using the main variant of the element type. Do not fiddle with
2500 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
2502 2009-05-09 Jan Hubicka <jh@suse.cz>
2505 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
2506 indirect calls; verify cgraph afterwards.
2508 2009-05-09 Jan Hubicka <jh@suse.cz>
2511 * ipa.c (update_inlined_to_pointer): New function.
2512 (cgraph_remove_unreachable_nodes): Use it.
2514 2009-05-09 Jan Hubicka <jh@suse.cz>
2516 * tree-eh.c (struct leh_state): Remove prev_try.
2517 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
2519 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
2520 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
2521 remove_eh_handler_and_replace, foreach_reachable_handler,
2522 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
2523 * except.h (struct eh_region): Remove eh_region_u_cleanup.
2524 (gen_eh_region_cleanup): Update prototype.
2526 2009-05-09 Jan Hubicka <jh@suse.cz>
2529 * except.c (copy_eh_region): Always set prev_try.
2530 (redirect_eh_edge_to_label): Find outer try.
2531 (foreach_reachable_handler): When looking for prev try
2532 handle case where previous try is not going to be taken.
2534 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2536 PR tree-optimization/40049
2537 * tree-vect-stmts.c (vectorizable_operation): If the machine has
2538 only vector/vector shifts, convert the type of the constant to the
2539 appropriate type to avoid building incorrect trees, which
2540 eventually have problems with garbage collection.
2542 2009-05-08 Joseph Myers <joseph@codesourcery.com>
2544 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
2545 -1 for complex floating-point types if honoring signed zeros.
2547 2009-05-08 Jan Hubicka <jh@suse.cz>
2549 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
2550 argument; handle correctly when profile is absent.
2551 (build_cgraph_edges): Update.
2552 (rebuild_cgraph_edges): Update.
2553 * cgraph.c: Do not include varray.h.
2554 (cgraph_set_call_stmt_including_clones): New function.
2555 (cgraph_create_edge_including_clones): Likewise
2556 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
2557 (cgraph_update_edges_for_call_stmt): Handle clones.
2558 (cgraph_remove_node): Handle clone tree.
2559 (cgraph_remove_node_and_inline_clones): New function.
2560 (dump_cgraph_node): Dump clone tree.
2561 (cgraph_clone_node): Handle clone tree.
2562 (clone_function_name): Bring here from tree-inline.c.
2563 (cgraph_create_virtual_clone): New function.
2564 * cgraph.h (ipa_replace_map): Move here from ipa.h.
2565 (cgraph_clone_info): New function.
2566 (strut cgraph_node): Add clone_info and new clone tree pointers.
2567 (cgraph_remove_node_and_inline_clones,
2568 cgraph_set_call_stmt_including_clones,
2569 cgraph_create_edge_including_clones,
2570 cgraph_create_virtual_clone): Declare.
2571 (cgraph_function_versioning): Use VEC argument.
2572 (compute_call_stmt_bb_frequency): Update prototype.
2573 (cgraph_materialize_all_clones): New function.
2574 * ipa-cp.c (ipcp_update_cloned_node): Remove.
2575 (ipcp_create_replace_map): Update to VECtors.
2576 (ipcp_update_callgraph): Use virtual clones.
2577 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
2578 (ipcp_update_profiling): Do not update local profiling.
2579 (ipcp_insert_stage): Use VECtors and virtual clones.
2580 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
2581 (clone_of_p): New function.
2582 (cgraph_preserve_function_body_p): Use clone tree.
2583 (cgraph_optimize): Materialize clones.
2584 (cgraph_function_versioning): Update for VECtors.
2585 (save_inline_function_body): Use clone tree.
2586 (cgraph_materialize_clone): New function.
2587 (cgraph_materialize_all_clones): Likewise.
2588 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
2589 * ipa.c: Include gimple.h.
2590 (cgraph_remove_unreachable_nodes): Use clone tree.
2591 * ipa-prop.c (ipa_note_param_call): Update call to
2592 compute_call_stmt_bb_frequencycall.
2593 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
2594 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
2595 (copy_bb): Handle updating of clone tree; add new edge when new call
2597 (expand_call_inline): Be strict about every call having edge.
2598 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
2599 (delete_unreachable_blocks_update_callgraph): New function.
2600 (tree_function_versioning): Use VECtors; always remove unreachable
2601 blocks and fold conditionals.
2602 * tree-inline.h: Do not include varray.h.
2603 (tree_function_versioning): Remove.
2604 * Makefile.in (GTFILES): Remove tree-inline.c
2605 * passes.c (do_per_function): Do only functions having body.
2606 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
2609 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
2610 Andrew Morrow <acm@google.com>
2613 * c-common.c (c_common_attribute_table): Permit deprecated
2614 attribute to take an optional argument.
2615 (handle_deprecated_attribute): If the optional argument to
2616 __attribute__((deprecated)) is not a string ignore the attribute
2619 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
2620 * c-typeck.c (build_component_ref): Likewise.
2621 (build_external_ref): Likewise.
2623 * toplev.c (warn_deprecated_use): Add an attribute argument.
2624 Emit the message associated with __attribute__((deprecated)).
2626 * toplev.h (warn_deprecated_use): Updated.
2628 * doc/extend.texi: Document new optional parameter to
2629 __attribute__((deprecated))
2631 2009-05-08 Michael Eager <eager@eagercon.com>
2633 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
2634 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
2636 2009-05-08 Richard Guenther <rguenther@suse.de>
2638 PR tree-optimization/40062
2639 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
2640 Avoid exponential behavior.
2642 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2644 PR rtl-optimization/33928
2646 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
2647 process_uses, build_single_def_use_links): New.
2648 (update_df): Update use_def_ref.
2649 (forward_propagate_into): Use get_def_for_use instead of use-def
2651 (fwprop_init): Call build_single_def_use_links and let it initialize
2653 (fwprop_done): Free use_def_ref.
2654 (fwprop_addr): Eliminate duplicate call to df_set_flags.
2655 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
2656 df_rd_simulate_one_insn): New.
2657 (df_rd_bb_local_compute_process_def): Update head comment.
2658 (df_chain_create_bb): Use the new RD simulation functions.
2659 * df.h (df_rd_simulate_artificial_defs_at_top,
2660 df_rd_simulate_one_insn): New.
2661 * opts.c (decode_options): Enable fwprop at -O1.
2662 * doc/invoke.texi (-fforward-propagate): Document this.
2664 2009-05-08 Joseph Myers <joseph@codesourcery.com>
2667 * c-typeck.c (build_binary_op): Handle arithmetic between one real
2668 and one complex operand specially.
2669 * tree-complex.c (some_nonzerop): Do not identify a real value as
2670 zero if flag_signed_zeros.
2672 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2674 PR rtl-optimization/33928
2675 * loop-invariant.c (record_use): Fix && vs. || mishap.
2677 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
2679 PR rtl-optimization/33928
2680 * loop-invariant.c (struct use): Add addr_use_p.
2681 (struct def): Add n_addr_uses.
2682 (struct invariant): Add cheap_address.
2683 (create_new_invariant): Set cheap_address.
2684 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
2685 (record_uses): Pass df_ref to record_use.
2686 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
2689 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
2691 * config/sh/sh.c: Do not include c-pragma.h.
2693 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2695 * config/spu/spu.c: Remove include of c-common.h.
2697 2009-05-07 Janis Johnson <janis187@us.ibm.com>
2700 * c-common.h (mark_valid_location_for_stdc_pragma,
2701 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
2702 clear_float_const_decimal64, float_const_decimal64_p): New.
2703 * c.opt (Wunsuffixed-float-constants): New.
2704 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
2705 unsuffixed float constant, handle new warning.
2706 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
2707 * c-decl.c (c_scope): New flag float_const_decimal64.
2708 (set_float_const_decimal64, clear_float_const_decimal64,
2709 float_const_decimal64_p): New.
2710 (push_scope): Set new flag.
2711 * c-parser.c (c_parser_translation_unit): Mark when it's valid
2712 to use STDC pragmas.
2713 (c_parser_external_declaration): Ditto.
2714 (c_parser_compound_statement_nostart): Ditto.
2715 * c-pragma.c (valid_location_for_stdc_pragma,
2716 mark_valid_location_for_stdc_pragma,
2717 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
2718 handle_pragma_float_const_decimal64): New.
2719 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
2720 * cp/semantics.c (valid_location_for_stdc_pragma_p,
2721 set_float_const_decimal64, clear_float_const_decimal64,
2722 float_const_decimal64_p): New dummy functions.
2723 * doc/extend.texi (Decimal Float): Remove statement that the
2724 pragma, and suffix for double constants, are not supported.
2725 * doc/invoke.texi (Warning Options): List new option.
2726 (-Wunsuffixed-float-constants): New.
2728 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
2730 * config/i386/i386.c: Do not include c-common.h.
2732 2009-05-07 Mark Heffernan <meheff@google.com>
2734 * doc/invoke.texi (Debugging Options): Document change of debugging
2736 * opts.c (decode_options): Make dump_base_name relative to
2737 aux_base_name directory.
2739 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
2741 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
2742 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
2744 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
2746 * Makefile.in (install-plugin): Simplify a bit.
2748 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
2750 * Makefile.in (OBJS-common): Add regcprop.o.
2752 * timevar.def (TV_CPROP_REGISTERS): New.
2753 * regrename.c (regrename_optimize): Return 0.
2754 (rest_of_handle_regrename): Delete.
2755 (pass_rename_registers): Point to regrename_optimize.
2756 (struct value_data_entry, struct value_data,
2757 kill_value_one_regno, kill_value_regno, kill_value,
2758 set_value_regno, init_value_data, kill_clobbered_value,
2759 kill_set_value, kill_autoinc_value, copy_value,
2760 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
2761 replace_oldest_value_reg, replace_oldest_value_addr,
2762 replace_oldest_value_mem, copyprop_hardreg_forward_1,
2763 debug_value_data, validate_value_data): Move...
2764 * regcprop.c: ... here.
2765 (rest_of_handle_cprop): Delete.
2766 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
2768 2009-05-07 Jakub Jelinek <jakub@redhat.com>
2771 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
2772 GEN_INT for 1 << bitnum.
2773 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
2776 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
2778 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
2779 Remove wrong description of "nand" operation.
2781 2009-05-06 Richard Guenther <rguenther@suse.de>
2782 Adam Nemet <anemet@caviumnetworks.com>
2784 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
2785 comment. Add that if LHS is not a gimple register, then RHS1 has
2786 to be a single object (GIMPLE_SINGLE_RHS).
2788 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
2790 * expr.c (get_def_for_expr): Move it up in the file.
2791 (store_field): When expanding a bit-field store, look at the
2792 defining gimple stmt for the masking conversion.
2794 2009-05-06 Janis Johnson <janis187@us.ibm.com>
2797 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
2798 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
2799 32-bit memcpy into long.
2801 2009-05-06 Jakub Jelinek <jakub@redhat.com>
2803 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
2804 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
2806 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
2807 instead of appending DW_OP_deref*.
2809 2009-05-06 Michael Matz <matz@suse.de>
2812 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
2813 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
2815 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
2817 * Makefile.in (install-plugin): Fix srcdir handling.
2819 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
2821 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
2822 when processing for not_regs_needed bitmap.
2823 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
2824 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
2825 handling it for rhs.
2827 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
2829 * config/i386/i386.md (unnamed inc/dec peephole): Use
2830 optimize_insn_for_size_p instead of optimize_size.
2831 * config/i386/predicates.md (incdec_operand): Likewise.
2832 (aligned_operand): Likewise.
2833 * config/i386/sse.md (divv8sf3): Likewise.
2834 (sqrtv8sf2): Likewise.
2836 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
2838 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
2840 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
2842 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
2844 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
2845 ssemodesuffixf2c with avxmodesuffixf2c.
2847 2009-05-06 Joseph Myers <joseph@codesourcery.com>
2850 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
2852 2009-05-05 Jakub Jelinek <jakub@redhat.com>
2854 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
2855 (struct tree_base): Adjust spacing for 8 bit boundaries.
2856 (struct tree_decl_common): Add decl_by_reference_flag bit.
2857 (DECL_BY_REFERENCE): Adjust.
2858 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
2859 print DECL_BY_REFERENCE bit.
2860 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
2861 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
2862 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
2863 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
2867 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
2868 range of the type, but default label is missing, add it with one
2869 of the existing labels instead of adding a new label for it.
2871 2009-05-05 Joseph Myers <joseph@codesourcery.com>
2875 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
2877 * Makefile.in (enable_plugin, plugin_includedir): New.
2878 (install): Depend on install-plugin.
2879 (PLUGIN_HEADERS): New.
2880 (install-plugin): New.
2881 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
2883 2009-05-05 Richard Guenther <rguenther@suse.de>
2885 PR tree-optimization/40022
2886 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
2888 (phivn_valid_p): Fix tuplification error, simplify.
2889 (phiprop_insert_phi): Add dumps.
2890 (propagate_with_phi): Simplify.
2892 2009-05-05 Richard Guenther <rguenther@suse.de>
2895 * builtins.c (gimplify_va_arg_expr): Properly build the address.
2897 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
2899 * tree.h (strip_float_extensions): Remove duplicate declaration.
2900 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
2901 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
2902 block_ultimate_origin): Rearrange the declarations line to match the
2903 comment that indicates the .c file which the functions are defined.
2904 (dwarf2out_*, set_decl_rtl): Add comment.
2905 (get_base_address): Adjust comment.
2906 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
2907 declarations line and add comment.
2908 (is_builtin_name): Add blank after function name, for clarity.
2910 2009-05-04 Joseph Myers <joseph@codesourcery.com>
2912 * attribs.c (decl_attributes): Use %qE for identifiers in
2914 * cgraphunit.c (verify_cgraph_node): Translate function names to
2915 locale character set in diagnostics.
2916 * coverage.c (get_coverage_counts): Use %qE for identifiers in
2918 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
2919 Document that functions are named in UTF-8.
2920 * expr.c (expand_expr_real_1): Translate function names to locale
2921 character set in diagnostics.
2922 * gimplify.c (omp_notice_variable, omp_is_private,
2923 gimplify_scan_omp_clauses): Use %qE for identifiers in
2925 * langhooks.c (lhd_print_error_function): Translate function names
2926 to locale character set.
2927 * langhooks.h (decl_printable_name): Document that return value is
2928 in internal character set.
2929 * stmt.c: Include pretty-print.h
2930 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
2932 (resolve_operand_name_1): Translate named operand name to locale
2934 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
2936 * toplev.c (announce_function): Translate function names to locale
2938 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
2939 (default_tree_printer): Use pp_identifier or translate identifiers
2940 to locale character set. Mark "<anonymous>" for translation.
2941 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
2942 for identifiers in diagnostics.
2943 * tree.c (handle_dll_attribute): Use %qE for identifiers in
2945 * varasm.c (output_constructor): Use %qE for identifiers in
2948 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
2950 * configure.ac: use ` ` instead of $()
2951 * configure: Regenerate.
2953 2009-05-05 Ben Elliston <bje@au.ibm.com>
2955 * config/pa/linux-atomic.c: Eliminate conditional include of
2956 errno.h on non-LP64 systems to simplify build requirements.
2958 2009-05-04 Joseph Myers <joseph@codesourcery.com>
2960 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
2962 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
2963 and pass value to identifier_to_locale.
2964 (warn_variable_length_array): Make name a tree.
2965 (grokdeclarator): Separate diagnostic texts for named and unnamed
2966 declarators. Use %qE for named declarators.
2967 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
2969 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
2970 identifiers in diagnostics.
2971 * c-typeck.c (push_member_name, start_init): Pass identifiers to
2972 identifier_to_locale. Mark "anonymous" strings for translation.
2974 2009-05-04 Michael Eager <eager@eagercon.com>
2976 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
2977 address for DImode/DFmode only if double-precision FP regs.
2979 2009-05-04 Michael Eager <eager@eagercon.com>
2981 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
2982 TARGET_SINGLE_FLOAT check.
2984 2009-05-04 Michael Eager <eager@eagercon.com>
2986 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
2988 2009-05-04 Michael Eager <eager@eagercon.com>
2990 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
2991 * config/rs6000/t-xilinx: New
2993 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
2995 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
2996 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
2997 * gcc/explow.c (memory_address): Use target hook.
2998 * gcc/targhooks.c (default_legitimize_address): New.
2999 * gcc/targhooks.h (default_legitimize_address): New.
3000 * gcc/target.h (legitimize_address): New.
3001 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
3002 (TARGET_INITIALIZER): Include it.
3003 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
3005 * config/bfin/bfin-protos.h (legitimize_address): Remove.
3006 * config/bfin/bfin.c (legitimize_address): Remove.
3007 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
3008 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
3010 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
3011 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
3013 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
3014 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
3015 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
3016 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
3017 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
3018 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
3019 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
3020 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
3021 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
3022 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
3023 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
3024 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
3025 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
3026 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
3027 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
3028 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
3029 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
3030 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
3031 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
3032 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
3033 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
3034 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
3035 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
3037 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
3038 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
3039 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
3040 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
3041 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
3042 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
3043 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
3044 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
3045 (thumb_legitimize_address): Delete.
3046 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
3047 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
3048 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
3049 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
3050 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
3051 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
3053 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
3056 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
3057 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
3058 * config/m32r/m32r.c (m32r_legitimize_address): New.
3059 * config/m68k/m68k.c (m68k_legitimize_address): New.
3060 * config/score/score.c (score_legitimize_address): Standardize.
3061 * config/score/score3.c (score3_legitimize_address): Standardize.
3062 * config/score/score3.h (score3_legitimize_address): Adjust.
3063 * config/score/score7.c (score7_legitimize_address): Standardize.
3064 * config/score/score7.h (score7_legitimize_address): Adjust.
3065 * config/sh/sh.c (sh_legitimize_address): New.
3066 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
3068 * gcc/config/s390/s390.c (legitimize_address): Rename to...
3069 (s390_legitimize_address): ... this.
3070 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
3071 (sparc_legitimize_address): ... this.
3072 * gcc/config/i386/i386.c (legitimize_address): Rename to...
3073 (ix86_legitimize_address): ... this.
3074 * gcc/config/avr/avr.c (legitimize_address): Rename to...
3075 (avr_legitimize_address): ... this.
3076 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
3077 (mn10300_legitimize_address): ... this.
3078 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
3079 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
3080 (alpha_expand_mov): Adjust call.
3082 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
3083 * config/spu/spu.c (spu_legitimize_address): Likewise.
3084 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
3085 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
3087 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3089 * intl.c (locale_encoding, locale_utf8): New.
3090 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
3091 * intl.h (locale_encoding, locale_utf8): Declare.
3092 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
3093 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
3095 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
3097 (pp_tree_identifier): Define to call pp_base_tree_identifier.
3098 (pp_base_tree_identifier): Declare as function.
3099 (identifier_to_locale): Declare.
3100 * Makefile.in (pretty-print.o): Update dependencies.
3101 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
3103 2009-05-04 Richard Guenther <rguenther@suse.de>
3106 * builtins.c (fold_builtin_memory_op): Do not decay to element
3107 type if the size matches the whole array.
3109 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3111 * expmed.c (synth_mult): When trying out a shift, pass the result
3114 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3116 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
3117 (shiftsub1_cost): New.
3118 (init_expmed): Compute shiftsub1_cost.
3119 (synth_mult): Optimize multiplications by constants of the form
3120 -(2^^m-1) for some constant positive integer m.
3122 2009-05-03 Richard Guenther <rguenther@suse.de>
3125 * c-typeck.c (array_to_pointer_conversion): Do not built
3126 ADDR_EXPRs of arrays of pointer-to-element type.
3127 * c-gimplify.c (c_gimplify_expr): Revert change fixing
3128 up wrong ADDR_EXPRs after-the-fact.
3129 * c-common.c (strict_aliasing_warning): Strip pointer
3130 conversions for obtaining the original type.
3131 * builtins.c (fold_builtin_memset): Handle array types.
3132 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
3135 2009-05-03 Richard Guenther <rguenther@suse.de>
3138 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
3139 Do not lose casts from array types with unknown extent to array
3140 types with known extent.
3141 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
3142 alias set compatibility.
3144 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
3146 * flags.h (extra_warnings): Delete.
3147 * toplev.c (process_options): Handle Wuninitialized here.
3148 * opts.c (extra_warnings): Delete.
3149 (set_Wextra): Delete.
3150 (common_handle_option): -Wextra can be handled automatically.
3151 * c-opts.c (c_common_handle_option): Delete obsolete code.
3152 (c_common_post_options): Simplify comment.
3153 * common.opt (W): Add Var.
3155 (Wuninitialized): Initialize to -1.
3157 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
3158 Richard Guenther <rguenther@suse.de>
3160 * expr.c (get_def_for_expr): New function.
3161 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
3162 SSA rather than trees.
3163 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
3164 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
3166 2009-05-03 Joseph Myers <joseph@codesourcery.com>
3168 * c-common.c (reswords): Add _Imaginary.
3169 * c-common.c (enum rid): Add RID_IMAGINARY.
3171 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
3173 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
3174 Patch by Richard Guenther.
3176 2009-05-03 Anatoly Sokolov <aesok@post.ru>
3178 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
3179 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3180 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
3181 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
3182 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
3183 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
3184 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
3185 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
3186 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
3187 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
3188 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
3189 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
3190 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
3191 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
3192 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
3193 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
3194 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
3195 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
3197 2009-05-02 Richard Guenther <rguenther@suse.de>
3199 PR tree-optimization/39940
3200 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
3203 2009-05-02 Richard Guenther <rguenther@suse.de>
3206 * tree-ssa.c (execute_update_addresses_taken): Properly check
3207 if we can mark a variable DECL_GIMPLE_REG_P.
3208 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
3209 back to the end of the function.
3210 (is_gimple_reg_type): Remove complex type special casing.
3211 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
3214 2009-05-02 Ben Elliston <bje@au.ibm.com>
3216 * doc/collect2.texi (Collect2): Document search path behaviour
3217 when configured with --with-ld.
3219 2009-05-02 Jan Hubicka <jh@suse.cz>
3221 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
3222 parameter; update callers.
3223 (coalesce_cost_edge): EH edges are costier because they needs
3224 splitting even if not critical and even more costier when there are
3225 multiple EH predecestors.
3227 2009-05-02 Jan Hubicka <jh@suse.cz>
3229 * except.c (remove_eh_handler_and_replace): Handle updating after
3230 removing TRY blocks.
3232 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
3234 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
3236 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
3238 * varasm.c: Do not include c-pragma.h.
3239 * attribs.c: Do not incude c-common.h.
3241 2009-05-01 Michael Matz <matz@suse.de>
3243 * calls.c (initialize_argument_information): Handle SSA names like
3244 decls with a non MEM_P DECL_RTL.
3246 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
3248 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
3249 * ipa-utils.c: Likewise.
3250 * ipa-type-escape.c: Likewise.
3251 * cgraphunit.c Do not include c-common.h.
3252 * ipa-pure-const.c: Likewise.
3253 * tree-if-conv.c: Likewise.
3254 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
3255 * ipa-struct-reorg.c: Likewise.
3256 * tree-nomudflap.c: Likewise.
3257 * tree-ssa-structalias.c: Likewise.
3259 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
3261 * store-motion.c: Many cleanups to make this pass a first-class
3262 citizen instead of an appendix to gcse load motion. Add TODO list
3263 to make this pass faster/cleaner/better.
3265 (struct ls_expr): Post gcse.c-split cleanups.
3266 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
3267 "stores" field to "avail_stores".
3268 (pre_ldst_mems): Rename to store_motion_mems.
3269 (pre_ldst_table): Rename to store_motion_mems_table.
3270 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
3271 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
3272 (ldst_entry): Rename to st_expr_entry, update users.
3273 (free_ldst_entry): Rename to free_st_expr_entry, update users.
3274 (free_ldst_mems): Rename to free_store_motion_mems, update users.
3275 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
3277 (first_ls_expr): Rename to first_st_expr, update users.
3278 (next_ls_expr): Rename to next_st_expr, update users.
3279 (print_ldst_list): Rename to print_store_motion_mems. Print names of
3280 fields properly for store motion instead of names inherited from load
3282 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
3283 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
3286 (ae_kill): Rename to st_kill, update users.
3287 (ae_gen): Rename to st_avloc, update users.
3288 (transp): Rename to st_transp, update users.
3289 (pre_insert_map): Rename to st_insert_map, update users.
3290 (pre_delete_map): Rename to st_delete_map, update users.
3291 (insert_store, build_store_vectors, free_store_memory,
3292 one_store_motion_pass): Update for abovementioned changes.
3294 (gcse_subst_count, gcse_create_count): Remove.
3295 (one_store_motion_pass): New statistics counters "n_stores_deleted"
3296 and "n_stores_created", local variables.
3298 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
3301 (regvec, compute_store_table_current_insn): Remove.
3302 (reg_set_info, reg_clear_last_set): Remove.
3303 (compute_store_table): Use DF caches instead of local dataflow
3306 2009-05-01 Joseph Myers <joseph@codesourcery.com>
3308 * c-objc-common.c (c_tree_printer): Print identifiers with
3309 pp_identifier, not pp_string. Mark "({anonymous})" for
3311 * c-pretty-print.c (pp_c_ws_string): New.
3312 (pp_c_cv_qualifier, pp_c_type_specifier,
3313 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
3314 pp_c_storage_class_specifier, pp_c_function_specifier,
3315 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
3316 pp_c_primary_expression, pp_c_postfix_expression,
3317 pp_c_unary_expression, pp_c_shift_expression,
3318 pp_c_relational_expression, pp_c_equality_expression,
3319 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
3320 use pp_string and pp_c_ws_string in place of pp_identifier and
3321 pp_c_identifier for non-identifiers. Mark English strings for
3323 * c-pretty-print.h (pp_c_ws_string): Declare.
3325 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
3326 Roland McGrath <roland@redhat.com>
3328 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
3329 (ENABLE_LD_BUILDID): New configuration option.
3330 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
3331 (LINK_BUILDID_SPEC): New macro.
3332 (init_spec): If defined, prepend it between LINK_EH_SPEC and
3334 * doc/install.texi: Document --enable-linker-build-id option.
3335 * configure: Rebuild.
3336 * config.in: Rebuild.
3338 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
3340 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
3341 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
3342 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
3343 MIPS_GP_SAVE_AREA_SIZE.
3344 * config/mips/mips.c (struct mips_frame_info): Update comment
3345 before arg_pointer_offset and hard_frame_pointer_offset.
3346 (mips_compute_frame_info): Update diagram before function: to
3347 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
3348 indicate the position of frame_pointer_rtx with -fstack-protector and
3349 to show args_size. Don't allocate cprestore area for leaf functions
3350 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
3352 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
3354 2009-04-30 Michael Matz <matz@suse.de>
3356 PR tree-optimization/39955
3357 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
3359 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
3361 * ira.c (setup_cover_and_important_classes): Use safe macro
3362 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
3364 * genpreds.c (write_tm_preds_h): Output suitable definition of
3365 REG_CLASS_FOR_CONSTRAINT.
3367 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
3369 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
3371 * bitmap.c (bitmap_descriptor): Likewise.
3372 * ggc-common.c (loc_descriptor): Likewise.
3373 * varray.c (varray_descriptor): Likewise.
3374 * vec.c (vec_descriptor): Likewise.
3376 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
3378 * Makefile.in (dce.o): Add $(EXCEPT_H).
3379 * dce.c: Include except.h and delete redundant vector definitions.
3380 (deletable_insn_p): Return false for non-call insns that can throw
3383 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
3385 * gcse.c (ae_gen): Remove.
3386 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
3387 and make non-static function to make it available in store-motion.c.
3388 Update call sites with search-and-replace.
3389 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
3390 extract_mentioned_regs, extract_mentioned_regs_helper,
3391 find_moveable_store, compute_store_table, load_kills_store, find_loads,
3392 store_killed_in_insn, store_killed_after, store_killed_before,
3393 build_store_vectors, insert_insn_start_basic_block, insert-store,
3394 remove_reachable_equiv_notes, replace_store_insn, delete_store,
3395 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
3396 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
3397 * store-motion.c: ...new file. Also copy data structures from gcse.c
3398 and clean up to remove parts not used by store motion.
3399 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
3400 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
3402 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3405 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
3406 when optimizing for size.
3408 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
3410 * gcse.c (gcse_constant_p): Fix typo in last change.
3412 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
3414 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
3416 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
3418 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
3420 2009-04-29 James E. Wilson <wilson@codesourcery.com>
3422 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
3423 CONST_HIGH_PART result.
3425 2009-04-29 Anatoly Sokolov <aesok@post.ru>
3427 * config/avr/avr.c (initial_elimination_offset): Rename to
3428 avr_initial_elimination_offset.
3429 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
3430 change return type to bool.
3431 (avr_can_eliminate): New function.
3432 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
3433 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
3434 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
3435 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
3436 avr_initial_elimination_offset.
3437 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
3438 (avr_initial_elimination_offset): Define.
3440 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
3441 Steven Bosscher <steven@gcc.gnu.org>
3443 PR rtl-optimization/39938
3444 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
3445 * cfgrtl.c: Include insn-attr.h.
3446 (rest_of_pass_free_cfg): New function.
3447 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
3448 * resource.c (init_resource_info): Remove call to df_analyze.
3450 2009-04-29 Richard Guenther <rguenther@suse.de>
3453 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
3454 allow conversion to signed integers.
3456 2009-04-29 Richard Guenther <rguenther@suse.de>
3458 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
3459 shifts of floating point vectors if the shift amount is
3460 a constant multiple of the element size.
3462 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
3463 Michael Matz <matz@suse.de>
3467 * tree-outof-ssa.c (emit_partition_copy): New function.
3468 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3469 insert_part_to_rtx_on_edge): Perform the partition base var
3470 copy using emit_partition_copy.
3471 (insert_value_copy_on_edge): Convert constants to the right mode.
3472 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
3473 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
3475 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3477 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
3478 scan backwards to try to find a constant to initialize it.
3480 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
3481 insn before the loop_end instruction, don't look past labels.
3483 2009-04-29 Richard Guenther <rguenther@suse.de>
3486 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
3487 loose type conversions.
3488 (forward_propagate_addr_expr): Fix tuplification bug. Remove
3489 stmts only if there are no uses of its definition.
3491 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3493 * config/bfin/bfin.h (splitting_loops): Declare.
3494 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
3495 Reorder bit definitions to be ascending.
3496 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
3497 * config/bfin/bfin.c (splitting_loops): New variable.
3498 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
3499 (struct loop_info): Remove members INIT and LOOP_INIT.
3500 (bfin_optimize_loop): Don't set them. Reorder the code that generates
3501 the LSETUP sequence. Allow LC to be loaded from any register, but
3502 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
3503 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
3505 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
3506 of reload_completed.
3509 * config/bfin/bfin.md (movsi_insn): Refine constraints.
3511 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
3513 * Makefile.in (PLUGIN_VERSION_H): New.
3514 (OBJS-common): Remove plugin-version.o.
3515 (plugin.o): Depend on (PLUGIN_VERSION_H).
3516 (plugin-version.o): Remove.
3517 * configure: Regenerate
3518 * configure.ac: Create plugin-version.h.
3519 * gcc-plugin.h (plugin_gcc_version): Remove.
3520 (plugin_default_version_check): Change signature.
3521 * plugin-version.c: Remove.
3522 * plugin.c: Include plugin-version.h.
3523 (str_plugin_gcc_version_name): Remove.
3524 (try_init_one_plugin): Pass gcc version to plugin_init.
3525 (plugin_default_version_check): Both gcc and plugin versions are now
3528 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3530 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
3531 problematic last insns. Test for TYPE_CALL rather than CALL_P.
3532 Remove special case testing for last insn of inner loops. Don't fail
3533 if the loop ends with a jump, emit an extra nop instead.
3535 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
3536 DREGS rather than comparing directly. Remove code that tries to
3537 account for latencies.
3539 2009-04-29 Richard Guenther <rguenther@suse.de>
3541 PR tree-optimization/39941
3542 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
3543 eliminating an indirect call.
3545 2009-04-29 Richard Guenther <rguenther@suse.de>
3547 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
3548 parameter. Allow invariants as base if !require_lvalue.
3549 (verify_gimple_assign_single): Adjust.
3551 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3553 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
3554 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
3555 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
3556 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
3557 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
3559 * config/bfin/bfin.c (bfin_expand_builtin,
3560 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
3562 2009-04-28 Richard Guenther <rguenther@suse.de>
3564 * tree-vect-loop.c (get_initial_def_for_induction): Use
3565 correct types for pointer increment.
3567 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3569 * toplev.c (print_version): Update GMP version string calculation.
3571 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
3573 PR rtl-optimization/39938
3574 * resource.c (init_resource_info): Add call to df_analyze.
3576 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3578 * config/alpha/alpha.md (usegp): Cast the result of
3579 alpha_find_lo_sum_using_gp to enum attr_usegp.
3580 * config/alpha/alpha.c (override_options): Remove end-of-structure
3581 marker element from cpu_table. Use array size of cpu_table to handle
3582 -mcpu and -mtune options.
3583 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
3585 2009-04-28 Joseph Myers <joseph@codesourcery.com>
3587 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
3588 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
3589 tune_32 and tune_64.
3590 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
3592 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
3593 * config/rs6000/option-defaults.h: ... here. New file.
3594 (OPT_64, OPT_32): Define.
3595 (MASK_64BIT): Define to 0 if not already defined.
3596 (OPT_ARCH64, OPT_ARCH32): Define.
3597 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
3600 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3602 * config/arm/arm.c (arm_override_options): Emit error on using
3605 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3607 PR rtl-optimization/39914
3608 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
3609 registers for allocnos created from user-defined variables only
3610 when not optimizing.
3612 2009-04-28 Richard Guenther <rguenther@suse.de>
3615 * fold-const.c (fold_binary): Use distribute_real_division only
3618 2009-04-28 Steve Ellcey <sje@cup.hp.com>
3620 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
3621 add hpux-stdint.h to tm_file.
3622 (hppa[12]*-*-hpux11*): Ditto.
3623 (ia64*-*-hpux*): Ditto.
3624 * config/hpux-stdint.h: New.
3625 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
3626 __STDC_EXT__ for all compiles.
3627 * config/pa/pa-hpux.h: Ditto.
3628 * config/pa/pa-hpux10.h: Ditto.
3629 * config/pa/pa-hpux11.h: Ditto.
3631 2009-04-28 Catherine Moore <clm@codesourcery.com>
3633 * debug.h (set_name): Add comment.
3635 2009-04-28 Andrew Pinski <pinskia@gmail.com>
3638 * config/darwin.c (machopic_gen_offset): Check
3639 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
3640 * config/arm/arm.c (require_pic_register): Likewise.
3642 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
3644 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
3645 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
3646 m32c_promote_prototypes): Delete.
3648 2009-04-28 Michael Matz <matz@suse.de>
3651 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
3654 2009-04-28 Richard Guenther <rguenther@suse.de>
3656 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
3658 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3660 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
3661 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
3662 * config/arm/arm-tune.md: Regenerate.
3664 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
3666 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
3667 block if there are complex incoming edges.
3668 (sel_merge_blocks): Remove useless assert.
3669 (sel_redirect_edge_and_branch): Check that edge was redirected.
3670 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
3671 (sel_find_rgns): Delete declaration.
3672 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
3673 the region when it is not a preheader.
3675 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3678 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
3680 2009-04-28 Richard Guenther <rguenther@suse.de>
3682 * tree.h (SSA_NAME_VALUE): Remove.
3683 (struct tree_ssa_name): Remove value_handle member.
3684 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
3685 array for jump threading.
3686 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
3688 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
3689 * tree-flow.h (threadedge_initialize_values): Declare.
3690 (threadedge_finalize_values): Likewise.
3691 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
3692 (SSA_NAME_VALUE): Define.
3693 (threadedge_initialize_values): New function.
3694 (threadedge_finalize_values): Likewise.
3695 * tree-ssa-dom.c (ssa_name_values): New global variable.
3696 (SSA_NAME_VALUE): Define.
3697 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
3699 2009-04-28 Ira Rosen <irar@il.ibm.com>
3701 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
3702 Use REPORT_VECTORIZED_LOCATIONS instead
3703 REPORT_VECTORIZED_LOOPS.
3704 * tree-vectorizer.c (vect_verbosity_level): Make static.
3705 (vect_loop_location): Rename to vect_location.
3706 (vect_set_verbosity_level): Update comment.
3707 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
3709 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
3710 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
3711 instead REPORT_UNVECTORIZED_LOOPS.
3712 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
3713 and vect_loop_def to vect_external_def and vect_internal_def.
3714 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
3715 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
3716 REPORT_UNVECTORIZED_LOCATIONS.
3717 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
3718 and vect_used_in_loop and to vect_unused_in_scope and
3720 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
3721 (vect_verbosity_level): Remove declaration.
3722 (vect_analyze_operations): Likewise.
3723 (vect_analyze_stmt): Declare.
3724 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
3725 REPORT_UNVECTORIZED_LOCATIONS.
3726 (vect_get_loop_niters): Fix indentation.
3727 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
3728 (vect_analyze_loop_operations): New function.
3729 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
3730 vect_analyze_operations.
3731 (vect_is_simple_reduction): Use new names.
3732 (vectorizable_live_operation, vect_transform_loop): Likewise.
3733 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
3734 to specify whether the data references can be a part of interleaving
3736 (vect_analyze_data_ref_dependence): Use new names.
3737 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
3738 (vect_create_addr_base_for_vector_ref): Remove redundant code.
3739 * tree-vect-patterns.c (widened_name_p): Use new names.
3740 (vect_recog_dot_prod_pattern): Likewise.
3741 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
3742 (process_use, vect_mark_stmts_to_be_vectorized,
3743 vect_model_simple_cost, vect_model_store_cost,
3744 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
3745 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3746 vectorizable_operation, vectorizable_type_demotion,
3747 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
3748 vectorizable_condition): Likewise.
3749 (vect_analyze_operations): Split into vect_analyze_loop_operations
3751 (vect_analyze_stmt): ... new function.
3752 (new_stmt_vec_info): Use new names.
3753 (vect_is_simple_use): Use new names and fix comment.
3754 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
3755 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
3757 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3760 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
3761 and integer modes for x87 operands. Do not ICE for unsupported size,
3762 generate error instead. Generate error for unsupported operand types.
3763 ['z']: Do not handle HImode memory operands specially. Warning
3764 for floating-point operands. Fallthru to 'Z' for unsupported operand
3765 types. Do not ICE for unsupported size, generate error instead.
3766 (output_387_binary_op): Use %Z to output operands.
3767 (output_fp_compare): Ditto.
3768 (output_387_reg_move): Ditto.
3770 2009-04-28 Ben Elliston <bje@au.ibm.com>
3775 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3777 * builtins.c (c_strlen): Do not warn here.
3778 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
3779 * c-common.c (pointer_int_sum): Take an explicit location.
3780 Warn about offsets out of bounds.
3781 * c-common.h (pointer_int_sum): Adjust declaration.
3783 2009-04-27 Ian Lance Taylor <iant@google.com>
3785 * collect2.c (is_ctor_dtor): Change type of ret field in struct
3787 * dce.c (run_fast_df_dce): Change type of old_flags to int.
3788 * df-core.c (df_set_flags): Change return type to int. Change
3789 type of old_flags to int.
3790 (df_clear_flags): Likewise.
3791 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
3792 (df_get_conditional_uses): Likewise.
3793 * df.h (df_set_flags, df_clear_flags): Update declarations.
3794 * dwarf2out.c (struct indirect_string_node): Change type of form
3795 field to enum dwarf_form.
3796 (AT_string_form): Change return type to enum dwarf_form.
3797 * fixed-value.c (fixed_compare): Add cast to enum type.
3798 * fwprop.c (update_df): Change 0 to VOIDmode.
3799 * gensupport.c: Change 0 to UNKNOWN.
3800 * gimple.h (gimple_cond_code): Add cast to enum type.
3801 * haifa-sched.c (reemit_notes): Add cast to enum type.
3802 * hooks.c (hook_int_void_no_regs): Remove function.
3803 * hooks.h (hook_int_void_no_regs): Remove declaration.
3804 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
3805 * predict.c (combine_predictions_for_insn): Add casts to enum type.
3806 * real.c (real_arithmetic): Add cast to enum type.
3807 (real_compare): Likewise.
3808 * target.h (struct gcc_target): Change return type of
3809 branch_target_register_class to enum reg_class.
3810 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
3811 default_branch_target_register_class.
3812 * targhooks.c (default_branch_target_register_class): New function.
3813 * targhooks.h (default_branch_target_register_class): Declare.
3814 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
3815 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
3817 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
3819 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
3820 vect_uninitialized_def. Change 0 to ERROR_MARK.
3821 * tree-vect-stmts.c (supportable_widening_operation): Don't
3822 initialize icode1 and icode2.
3823 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
3824 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
3826 (cmn_err_flag_specs): Change 0 to STD_C89.
3827 (cmn_err_char_table): Likewise.
3828 * config/arm/arm.c (get_arm_condition_code): Change type of code
3829 to enum arm_cond_code.
3830 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
3831 (IWMMXT_BUILTIN2): Likewise.
3832 (neon_builtin_type_bits): Don't define typedef.
3833 (neon_builtin_datum): Change type of bits field to int.
3834 (arm_expand_neon_args): Add cast to enum type.
3835 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
3837 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
3839 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
3841 * config/mips/mips.md (jal_macro): Return enum constant.
3842 (single_insn): Likewise.
3843 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
3845 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3847 * config/s390/s390.c (s390_tune_flags): Change type to int.
3848 (s390_arch_flags): Likewise.
3849 (s390_handle_arch_option): Change flags field of struct pta to int.
3850 * config/s390/s390.h (s390_tune_flags): Update declaration.
3851 (s390_arch_flags): Likewise.
3852 * config/sh/sh.c (prepare_move_operands): Compare
3853 tls_symbolic_operand result with enum constant.
3854 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
3855 (sh_expand_prologue): Add cast to enum type.
3856 (sh_expand_epilogue): Likewise.
3857 (tls_symbolic_operand): Change return type to enum tls_model.
3858 (fpscr_set_from_mem): Add cast to enum type.
3859 (legitimize_pic_address): Compare tls_symbolic_operand result with
3861 (sh_target_reg_class): Change return type to enum reg_class.
3862 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
3864 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
3865 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
3866 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
3867 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
3868 (delayed_branch, tls_call_delay): Likewise.
3869 (eligible_for_sibcall_delay): Likewise.
3870 (eligible_for_return_delay): Likewise.
3871 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
3872 (spu_expand_builtin_1): Likewise.
3874 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
3875 for all types of conversions.
3876 (output_init_element): Issue -Wc++-compat warning if needed when
3877 initializing a bitfield with enum type.
3878 * c-parser.c (c_parser_expression): Set original_type to
3879 original_type of right hand operand of comman operator.
3881 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3883 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
3885 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
3886 * doc/cpp.texi (Standard Predefined Macros)
3887 (Implementation-defined behavior): Likewise.
3888 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
3889 * doc/gimple.texi (GIMPLE Exception Handling)
3890 (@code{GIMPLE_ASSIGN}): Likewise.
3891 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
3892 * doc/invoke.texi (Warning Options, Optimize Options)
3893 (AVR Options, Darwin Options): Likewise.
3894 (Optimize Options): Reformulate -fwhole-program description.
3895 * doc/loop.texi (Lambda): Likewise.
3896 * doc/md.texi (Output Template, Define Constraints)
3897 (Standard Names, Insn Splitting): Likewise.
3898 * doc/options.texi (Option properties): Likewise.
3899 * doc/passes.texi (Tree-SSA passes): Likewise.
3900 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
3901 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
3902 (File Names and DBX): Likewise.
3903 * doc/trouble.texi (Incompatibilities): Likewise.
3905 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3907 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
3908 instruction is correct.
3910 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3912 Allow non-constant arguments to conversion intrinsics.
3913 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
3914 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
3915 * spu.c (print_operand): Handle 'v' and 'w'.
3916 (exp2_immediate_p, spu_gen_exp2): Define.
3917 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
3918 spu_convtf_1): Update parameter descriptions.
3919 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
3920 * constraints.md ('v', 'w'): New.
3921 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
3923 (i2f, I2F): New define_mode_attr.
3924 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
3925 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
3926 fixuns_truncv4sfv4si2): Update to use mode attribute.
3927 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
3928 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
3929 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
3930 patterns for combine.
3932 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
3934 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
3935 (cprop, hoist, pre, store_motion): New debug counters.
3936 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
3937 is not an RTL pass anymore.
3938 (pass_profiling): Remove extern decl for pass removed in 2005.
3939 (pass_gcse, pass_jump_bypass): Remove.
3940 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
3941 to 0 for clean state.
3942 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
3943 * cse.c (gate_handle_cse_after_global_opts,
3944 rest_of_handle_cse_after_global_opts): New functions.
3945 (pass_cse_after_global_opts): New pass, does local CSE.
3946 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
3947 (TV_CPROP): New timevar.
3948 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
3949 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
3950 (gcse_main, recompute_all_luids): Remove.
3951 (compute_hash_table_work): Call max_reg_num instead of reading
3953 (cprop_jump): Don't set run_jump_opt_after_gcse.
3954 (constprop_register): Always allow to alter jumps.
3955 (cprop_insn): Likewise.
3956 (do_local_cprop): Likewise.
3957 (local_cprop_pass): Likewise. Return non-zero if something changed.
3958 (cprop): Remove function, fold interesting bits into one_cprop_pass.
3959 (find_implicit_sets): Add note about missed optimization opportunity.
3960 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
3961 pass_rtl_cprop execute function.
3962 Don't bother tracking the pass number, each pass gets its own dumpfile
3964 Always allow to alter jumpsand bypass jumps.
3965 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
3966 will just find no suitable set.
3967 (pre_edge_insert): Fix dumping, this function is for PRE only.
3968 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
3969 pass_rtl_pre execute function.
3970 (hoist_code): Return non-zero if something changed. Keep track of
3971 substitutions and insertions for statistics gathering similar to PRE.
3972 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
3973 called from the pass_rtl_hoist execute function. Show pass statistics.
3974 (compute_store_table): Use max_reg_num directly instead of using the
3975 formerly global max_gcse_regno.
3976 (build_store_vectors): Likewise.
3977 (replace_store_insn): Fix dumping.
3978 (store_motion): Rename to ...
3979 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
3980 pass, called from the pass_rtl_store_motion execute function. Keep
3981 track of substitutions and insertions for statistics gathering similar
3983 (bypass_jumps): Remove, fold interesting bits into ...
3984 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
3985 from the pass_rtl_cprop execute function.
3986 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
3987 pass_jump_bypass): Remove.
3988 (gate_handle_gcse, rest_of_handle_gcse): Remove.
3989 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
3990 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
3991 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
3992 (gate_rtl_store_motion, execute_rtl_store_motion,
3993 pass_rtl_store_motion): New.
3994 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
3995 make it clear that -fcse-skip-blocks is a no-op for backward compat.
3996 * passes.c (init_optimization_passes): Remove pass_gcse and
3997 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
3998 and cse_after_global_opts in place of pass_gcse. Schedule cprop
3999 instead of pass_jump_bypass.
4001 2009-04-27 Richard Guenther <rguenther@suse.de>
4004 * gimplify.c (gimplify_expr): If we are required to create
4005 a temporary make sure it ends up as register.
4007 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
4010 * config/i386/i386.c (construct_container): Don't call
4011 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
4012 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
4014 2009-04-27 Michael Matz <matz@suse.de>
4016 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
4017 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
4018 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
4019 (dump_replaceable_exprs): Take a bitmap.
4020 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
4022 (expand_gimple_basic_block): Likewise.
4023 * tree-ssa-ter.c (struct temp_expr_table_d): Make
4024 replaceable_expressions member a bitmap.
4025 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
4026 (mark_replaceable): Likewise.
4027 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
4028 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
4030 2009-04-27 Richard Guenther <rguenther@suse.de>
4032 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
4033 (verify_stmts): Dispatch to gimple/type verification code.
4034 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
4035 issue with call argument types.
4037 2009-04-27 Michael Matz <matz@suse.de>
4039 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
4040 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
4043 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
4044 Eric Botcazou <ebotcazou@adacore.com>
4046 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
4047 a label's basic block.
4048 (mark_target_live_regs): Tidy and rework obsolete comments.
4049 Change back DF problem to LIVE. If a label starts a basic block,
4050 assume that all registers that used to be live then still are.
4051 (init_resource_info): If a label starts a basic block, set its
4052 BLOCK_FOR_INSN accordingly.
4053 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
4055 2009-04-27 Richard Guenther <rguenther@suse.de>
4057 * tree-flow-inline.h (function_ann): Remove.
4058 (get_function_ann): Likewise.
4059 * tree-dfa.c (create_function_ann): Remove.
4060 * tree-flow.h (struct static_var_ann_d): Remove.
4061 (struct function_ann_d): Likewise.
4062 (union tree_ann_d): Remove fdecl member.
4063 (function_ann_t): Remove.
4064 (function_ann, get_function_ann, create_function_ann): Remove
4067 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
4069 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
4071 2009-04-27 Jan Hubicka <jh@suse.cz>
4073 * ipa-pure-const.c (struct funct_state_d): New fields
4074 state_previously_known, looping_previously_known; remove
4075 state_set_in_source.
4076 (analyze_function): Use new fields.
4077 (propagate): Avoid assumption that state_set_in_source imply
4080 * tree-ssa-loop-niter.c (finite_loop_p): New function.
4081 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
4082 * cfgloop.h (finite_loop_p): Declare.
4084 2009-04-26 Michael Matz <matz@suse.de>
4086 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
4088 2009-04-26 Michael Matz <matz@suse.de>
4090 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
4091 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
4092 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
4093 pass_mark_used_blocks): Remove.
4094 * tree-optimize.c (pass_free_datastructures,
4095 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
4096 * passes.c (init_optimization_passes): Don't call
4097 pass_mark_used_blocks, remove dead code.
4099 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
4101 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
4102 * tree-ssa-live.h (register_ssa_partition): Likewise.
4104 2009-04-26 Michael Matz <matz@suse.de>
4107 * builtins.c (fold_builtin_next_arg): Handle SSA names.
4108 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
4109 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
4111 (compare_pairs): Swap cost comparison.
4112 (coalesce_ssa_name): Don't use change_partition_var.
4113 * tree-nrv.c (struct nrv_data): Add modified member.
4114 (finalize_nrv_r): Set it.
4115 (tree_nrv): Use it to update statements.
4116 (pass_nrv): Require PROP_ssa.
4117 * tree-mudflap.c (mf_decl_cache_locals,
4118 mf_build_check_statement_for): Use make_rename_temp.
4119 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
4120 * alias.c (find_base_decl): Handle SSA names.
4121 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
4122 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
4123 * rtl.h (set_reg_attrs_for_parm): Declare.
4124 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
4125 to "optimized", remove unused locals at finish.
4126 (execute_free_datastructures): Make global, call
4127 delete_tree_cfg_annotations.
4128 (execute_free_cfg_annotations): Don't call
4129 delete_tree_cfg_annotations.
4131 * ssaexpand.h: New file.
4132 * expr.c (toplevel): Include ssaexpand.h.
4133 (expand_assignment): Handle SSA names the same as register variables.
4134 (expand_expr_real_1): Expand SSA names.
4135 * cfgexpand.c (toplevel): Include ssaexpand.h.
4136 (SA): New global variable.
4137 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
4138 (SSAVAR): New macro.
4139 (set_rtl): New helper function.
4140 (add_stack_var): Deal with SSA names, use set_rtl.
4141 (expand_one_stack_var_at): Likewise.
4142 (expand_one_stack_var): Deal with SSA names.
4143 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
4144 before unique numbers.
4145 (expand_stack_vars): Use set_rtl.
4146 (expand_one_var): Accept SSA names, add asserts for them, feed them
4147 to above subroutines.
4148 (expand_used_vars): Expand all partitions (without default defs),
4149 then only the local decls (ignoring those expanded already).
4150 (expand_gimple_cond): Remove edges when jumpif() expands an
4152 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
4153 or remove abnormal edges. Ignore insns setting the LHS of a TERed
4155 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
4156 members of SA; deal with PARM_DECL partitions here; expand
4157 all PHI nodes, free tree datastructures and SA. Commit instructions
4158 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
4159 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
4160 info and statements at start, collect garbage at finish.
4161 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
4162 (VAR_ANN_PARTITION) Remove.
4163 (change_partition_var): Don't declare.
4164 (partition_to_var): Always return SSA names.
4165 (var_to_partition): Only accept SSA names.
4166 (register_ssa_partition): Only check argument.
4167 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
4169 (delete_var_map): Don't free it.
4170 (var_union): Only accept SSA names, simplify.
4171 (partition_view_init): Mark only useful SSA names as used.
4172 (partition_view_fini): Only deal with SSA names.
4173 (change_partition_var): Remove.
4174 (dump_var_map): Use ssa_name instead of partition_to_var member.
4175 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
4177 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
4178 (struct _elim_graph): New member const_dests; nodes member vector of
4180 (set_location_for_edge): New static helper.
4181 (create_temp): Remove.
4182 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
4183 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
4184 (new_elim_graph): Allocate const_dests member.
4185 (clean_elim_graph): Truncate const_dests member.
4186 (delete_elim_graph): Free const_dests member.
4187 (elim_graph_size): Adapt to new type of nodes member.
4188 (elim_graph_add_node): Likewise.
4189 (eliminate_name): Likewise.
4190 (eliminate_build): Don't take basic block argument, deal only with
4191 partition numbers, not variables.
4192 (get_temp_reg): New static helper.
4193 (elim_create): Use it, deal with RTL temporaries instead of trees.
4194 (eliminate_phi): Adjust all calls to new signature.
4195 (assign_vars, replace_use_variable, replace_def_variable): Remove.
4196 (rewrite_trees): Only do checking.
4197 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
4198 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
4199 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
4200 contains_tree_r, MAX_STMTS_IN_LATCH,
4201 process_single_block_loop_latch, analyze_edges_for_bb,
4202 perform_edge_inserts): Remove.
4203 (expand_phi_nodes): New global function.
4204 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
4205 functions, initialize new parameter, remember partitions having a
4207 (finish_out_of_ssa): New global function.
4208 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
4209 don't reset in_ssa_p here, don't disable TER when mudflap.
4210 (pass_del_ssa): Remove.
4211 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
4213 (execute_free_datastructures): Declare.
4214 * Makefile.in (SSAEXPAND_H): New variable.
4215 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
4216 * basic-block.h (commit_one_edge_insertion): Declare.
4217 * passes.c (init_optimization_passes): Move pass_nrv and
4218 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
4219 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
4220 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
4221 (redirect_branch_edge): Deal with super block when expanding, split
4222 out jump patching itself into ...
4223 (patch_jump_insn): ... here, new static helper.
4225 2009-04-26 Michael Matz <matz@suse.de>
4227 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
4228 beyond num_ssa_names.
4229 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
4230 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
4232 2009-04-26 Jakub Jelinek <jakub@redhat.com>
4235 * fwprop.c (forward_propagate_asm): New function.
4236 (forward_propagate_and_simplify): Propagate also into __asm, if it
4237 doesn't increase the number of referenced registers.
4240 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
4242 2009-04-26 Jakub Jelinek <jakub@redhat.com>
4244 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
4245 note_nonlocal_vla_type for nonlocal VLAs.
4246 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
4247 contains_remapped_vars, remap_vla_decls): New functions.
4248 (convert_nonlocal_reference_stmt): If not optimizing, call
4249 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
4250 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
4251 if it wasn't found in var_map.
4252 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
4253 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
4254 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
4256 * gimplify.c (nonlocal_vlas): New variable.
4257 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
4259 (gimplify_body): Create and destroy nonlocal_vlas.
4261 * dwarf2out.c (loc_descr_plus_const): New function.
4262 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
4263 mem_loc_descriptor, loc_descriptor_from_tree_1,
4264 descr_info_loc, gen_variable_die): Use it.
4266 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
4267 !TREE_STATIC VAR_DECLs.
4268 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
4269 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
4270 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
4271 DECL_BY_REFERENCE is valid.
4272 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
4273 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
4274 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
4275 Copy DECL_BY_REFERENCE.
4276 (struct nesting_copy_body_data): New type.
4277 (nesting_copy_decl): New function.
4278 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
4279 if they have variable length.
4281 2009-04-26 Michael Matz <matz@suse.de>
4283 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
4284 mark new temporaries for renaming.
4286 2009-04-26 Joseph Myers <joseph@codesourcery.com>
4289 * c-decl.c (global_bindings_p): Return negative value.
4290 (c_variable_size): New. Based on variable_size from
4292 (grokdeclarator): Call c_variable_size not variable_size.
4294 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
4296 * config/i386/i386.c (print_operand) ['z']: Fix typo.
4298 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
4300 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
4301 Redefine it to just use mingw/include.
4302 (ASM_SPEC): Rules for -m32 and -m64.
4303 (LINK_SPEC): Use Likewise.
4304 (SPEC_32): New define.
4305 (SPEC_64): Likewise.
4306 (SUB_LINK_SPEC): Likewise.
4307 (MULTILIB_DEFAULTS): New define.
4308 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
4309 Add multilib options.
4310 (MULTILIB_DIRNAMES): Likewise.
4311 (MULTILIB_OSDIRNAMES): Likewise.
4313 (INSTALL_LIBGCC): Likewise.
4315 2009-04-26 Joseph Myers <joseph@codesourcery.com>
4318 * c-tree.h (enum c_inline_static_type): New.
4319 (record_inline_static): Declare.
4320 * c-decl.c (struct c_inline_static, c_inline_statics,
4321 record_inline_static, check_inline_statics): New.
4322 (pop_file_scope): Call check_inline_statics.
4323 (start_decl): Call record_inline_static instead of pedwarning
4324 directly for static in inline function.
4325 * c-typeck.c (build_external_ref): Call record_inline_static
4326 instead of pedwarning directly for static referenced in inline
4329 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
4331 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
4332 not new but only being rescanned.
4333 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
4334 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
4335 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
4336 record_set_info, compute_set, grealloc): Remove.
4337 (recompute_all_luids): New function.
4338 (gcse_main): Don't compute sets, and don't do related memory
4339 allocations/free-ing. If something changed before the end of the
4340 pass, update LUIDs using recompute_all_luids.
4341 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
4342 (free_gcse_mem): Don't free it either.
4343 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
4344 Use the df insn LUIDs.
4345 (load_killed_in_block): Likewise.
4346 (compute_hash_table_work): Don't compute reg_set_in_block.
4347 (compute_transp): Use DF_REG_DEF_CHAINs.
4348 (local_cprop_pass): Don't use compute_sets and related functions.
4349 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
4350 Use get_max_uid() instead of max_cuid.
4351 (insert_insn_end_basic_block, pre_insert_copy_insn,
4352 update_ld_motion_stores): Don't try to
4353 keep reg_set tables up to date.
4354 (pre_insert_copies): Use df insn LUIDs.
4355 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
4356 (reg_set_info): Don't use extra bitmap argument.
4357 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
4358 information to compute regs_set_in_block.
4359 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
4360 (bypass_jumps): Don't use compute_sets and friends.
4362 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4365 * opts.c (undocumented_msg): Do not leave blank even with
4368 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4370 * c-decl.c (build_enumerator): Allow values folding to integer
4371 constants but not integer constant expressions with a pedwarn if
4374 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4377 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
4378 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
4379 type is an integer constant.
4381 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
4384 * config/i386/i386.c (print_operand) ['z']: Revert handling of
4387 2009-04-25 Joseph Myers <joseph@codesourcery.com>
4390 * c-decl.c (grokdeclarator): Diagnose declarations of functions
4391 with variably modified return type and no storage class
4392 specifiers, except for the case of nested functions. Distinguish
4393 extern declarations of functions with variably modified return
4394 types from those of objects with variably modified types.
4396 2009-04-25 Jan Hubicka <jh@suse.cz>
4398 * tree.c (list_equal_p): New function.
4399 * tree.h (list_equal_p): Declare.
4400 * coretypes.h (edge_def, edge, const_edge, basic_block_def
4401 basic_block_def, basic_block, const_basic_block): New.
4402 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
4403 (redirect_eh_edge): New function.
4404 (make_eh_edge_update_phi): EH edges are not abnormal.
4405 * except.c: Include tree-flow.h.
4406 (list_match): New function.
4407 (eh_region_replaceable_by_p): New function.
4408 (replace_region): New function.
4409 (hash_type_list): New function.
4410 (hash_eh_region): New function.
4411 (eh_regions_equal_p): New function.
4412 (merge_peers): New function.
4413 (remove_unreachable_regions): Verify EH tree when checking;
4415 (copy_eh_region_1): New function.
4416 (copy_eh_region): New function.
4417 (push_reachable_handler): New function.
4418 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
4419 regions without label but with live RESX.
4420 * except.h (redirect_eh_edge_to_label): New.
4421 * tree-flow.h (redirect_eh_edge): New.
4422 * coretypes.h (edge_def, edge, const_edge, basic_block_def
4423 basic_block_def, basic_block, const_basic_block): Remove.
4424 * Makefile.in (except.o): Add dependency on tree-flow.h
4425 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
4426 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
4429 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
4432 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
4433 on the destination of memcpy.
4435 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
4437 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
4438 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
4439 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
4441 2009-04-25 Jan Hubicka <jh@suse.cz>
4443 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
4444 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
4445 to be reached by different label than left.
4446 (update_eh_edges): Update comment; remove edge_to_remove if possible
4447 and return true if suceeded.
4448 (cleanup_empty_eh): Accept sharing map; handle shared regions.
4449 (cleanup_eh): Compute sharing map.
4450 * except.c (remove_eh_handler_and_replace): Add argument if we should
4452 (remove_unreachable_regions): Update for label sharing.
4453 (label_to_region_map): Likewise.
4454 (get_next_region_sharing_label): New function.
4455 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
4457 (remove_eh_handler): Update.
4458 (remove_eh_region_and_replace_by_outer_of): New function.
4459 * except.h (struct eh_region): Add next_region_sharing_label.
4460 (remove_eh_region_and_replace_by_outer_of,
4461 get_next_region_sharing_label): Declare.
4462 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
4464 2009-04-25 Jan Hubicka <jh@suse.cz>
4466 * tree-cfg.c (split_critical_edges): Split also edges where we can't
4467 insert code even if they are not critical.
4469 2009-04-25 Jan Hubicka <jh@suse.cz>
4471 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
4472 (gimple_can_remove_branch_p): EH edges won't remove branch by
4474 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
4475 updating of non-abnormal EH edges.
4476 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
4477 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
4478 (split_critical_edges): Split also edges where emitting code on them
4479 will lead to splitting later.
4481 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
4482 H.J. Lu <hongjiu.lu@intel.com>
4485 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
4486 the configured assembler supports fildq and fistpq mnemonics.
4487 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
4488 * configure: Regenerated.
4491 * config/i386/i386.c (print_operand): Handle 'Z'.
4492 ['z']: Remove handling of special fild/fist suffixes.
4493 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
4494 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
4495 suffix of fild insn.
4496 (*floatsi<mode>2_vector_mixed): Ditto.
4497 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
4498 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
4499 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4500 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
4501 * config/i386/gas.h (GAS_MNEMONICS): Remove.
4503 2009-04-25 Ben Elliston <bje@au.ibm.com>
4505 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
4506 the source of a set operation.
4508 2009-04-25 Anatoly Sokolov <aesok@post.ru>
4510 * target.h (struct gcc_target): Add case_values_threshold field.
4511 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
4512 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
4513 * targhooks.c (default_case_values_threshold): New function.
4514 * targhooks.h (default_case_values_threshold): Declare function.
4515 * stmt.c (expand_case): Use case_values_threshold target hook.
4516 * expr.h (case_values_threshold): Remove declartation.
4517 * expr.c (case_values_threshold): Remove function.
4518 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
4520 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
4521 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
4522 (avr_case_values_threshold): Declare as static.
4523 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
4525 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
4526 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
4527 (mn10300_case_values_threshold): New function.
4529 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
4531 * ira.c (setup_cover_and_important_classes): Add enum cast.
4533 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
4535 * genpreds.c (write_enum_constraint_num): Output definition of
4536 CONSTRAINT_NUM_DEFINED_P macro.
4537 * ira.c (setup_cover_and_important_classes): Use
4538 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
4540 2009-04-24 DJ Delorie <dj@redhat.com>
4542 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
4543 __SH2A_SINGLE_ONLY__ also.
4545 2009-04-24 Steve Ellcey <sje@cup.hp.com>
4547 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
4548 (movdf_internal): Ditto.
4549 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
4550 SFmode and DFmode constants.
4551 (ia64_print_operand): Add 'G' format for printing
4552 floating point constants.
4554 2009-04-24 Richard Guenther <rguenther@suse.de>
4556 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
4557 from unsigned additions.
4559 2009-04-24 Joseph Myers <joseph@codesourcery.com>
4561 * c-typeck.c (set_init_index): Allow array designators that are
4562 not integer constant expressions with a pedwarn if pedantic.
4564 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
4566 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
4567 zero if no overlap in nonzero bits between the operands.
4569 2009-04-24 Ian Lance Taylor <iant@google.com>
4571 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
4572 (record_dead_and_set_regs): Likewise.
4573 * df.h (struct df_mw_hardreg): Change flags field to int.
4574 (struct df_base_ref): Likewise.
4575 (struct df): Change changeable_flags field to int.
4576 * df-scan.c (df_defs_record): Change clobber_flags to int.
4577 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
4578 constants rather than #define macros.
4579 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
4580 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
4581 (enum dwarf_calling_convention): Likewise.
4582 (enum dwarf_line_number_x_ops): Likewise.
4583 (enum dwarf_call_frame_info): Likewise.
4584 (enum dwarf_source_language): Likewise.
4585 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
4586 (add_calling_convention_attribute): Likewise.
4587 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
4588 (combine_comparisons): Change compcode to int. Add cast to enum type.
4589 * genrecog.c (maybe_both_true_2): Change c to int.
4590 (write_switch): Likewise. Add cast to enum type.
4591 * gimplify.c (gimplify_omp_for): Handle return values from
4592 gimplify_expr using MIN rather than bitwise or.
4593 (gimplify_expr): Add cast to enum type.
4594 * ipa-prop.c (update_jump_functions_after_inlining): Change
4595 IPA_BOTTOM to IPA_JF_UNKNOWN.
4596 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
4597 Add casts to enum type.
4598 (setup_cover_and_important_classes): Change cl to int. Add casts
4600 (setup_class_translate): Change cl and mode to int.
4601 (ira_init_once): Change mode to int.
4602 (free_register_move_costs): Likewise.
4603 (setup_prohibited_mode_move_regs): Add casts to enum type.
4604 * langhooks.c (add_builtin_function_common): Rework assertion that
4605 value fits bitfield.
4606 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
4607 * omega.c (omega_do_elimination): Avoid math on enum types.
4608 * optabs.c (expand_vec_shift_expr): Remove casts to int.
4609 * opts.c (set_debug_level): Change 2 to enum constant. Use new
4610 int local to handle integral_argment value.
4611 * regmove.c (try_auto_increment): Change PUT_MODE to
4613 * reload.c (push_secondary_reload): Add casts to enum type.
4614 (secondary_reload_class, find_valid_class): Likewise.
4615 * reload1.c (emit_input_reload_insns): Likewise.
4616 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
4617 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
4618 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
4620 * tree.c (build_common_builtin_nodes): Add casts to enum type.
4621 * tree-complex.c (complex_lattice_t): Typedef to int rather than
4623 (expand_complex_libcall): Add casts to enum type.
4624 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
4625 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
4626 with ERROR_MARK, not NUM_TREE_CODES.
4627 (vect_create_epilog_for_reduction): Likewise.
4628 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
4629 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
4630 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
4632 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
4633 vect_unused_in_loop. Change 0 to loop_vect.
4634 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
4635 * var-tracking.c (get_init_value): Change return type to enum
4637 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
4638 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
4640 (arm_override_options): Add casts to enum type.
4641 (arm_emit_tls_decoration): Likewise.
4642 * config/i386/i386.c (ix86_function_specific_restore): Add casts
4644 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
4645 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
4646 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
4648 * config/s390/s390.c (code_for_builtin_64): Change to array of
4650 (code_for_builtin_31): Likewise.
4651 (s390_expand_builtin): Change code_for_builtin to enum insn_code
4653 * config/sparc/sparc.c (sparc_override_options): Change value
4654 field in struct code_model to enum cmodel. In initializer change
4655 0 to NULL and add cast to enum type.
4657 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
4658 Change all callers. Issue a -Wc++-compat warning using
4659 lhs_origtype if necessary.
4660 (convert_for_assignment): Issue -Wc++-compat warnings about
4661 invalid conversions to enum type on assignment.
4662 * c-common.h (build_modify_expr): Update declaration.
4664 2009-04-24 Nick Clifton <nickc@redhat.com>
4666 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
4667 (function_arg_advance): Likewise.
4668 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
4671 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
4673 * config/s390/constraints.md ('I', 'J'): Fix condition.
4675 2009-04-24 Diego Novillo <dnovillo@google.com>
4677 * gengtype-parse.c (parse_error): Add newline after message.
4679 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
4681 * config/i386/sse.md (avxmodesuffixs): Removed.
4682 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
4683 (*avx_pinsr<ssevecsize>): This.
4685 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
4687 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
4688 follow chains of regs with a single definition, and allow expressions
4689 that are function_invariant_p.
4690 (simple_rhs_p): Allow expressions that are function_invariant_p.
4692 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
4695 * fold-const.c (fold_cond_expr_with_comparison): When folding
4696 > and >= to MAX, make sure the MAX uses the same type as the
4697 comparison's operands.
4699 2009-04-24 Nick Clifton <nickc@redhat.com>
4701 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
4702 addressing for DImode accesses.
4703 (frv_print_operand_address): Handle PLUS case.
4704 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
4706 2009-04-24 Jakub Jelinek <jakub@redhat.com>
4708 PR rtl-optimization/39794
4709 * alias.c (canon_true_dependence): Add x_addr argument.
4710 * rtl.h (canon_true_dependence): Adjust prototype.
4711 * cse.c (check_dependence): Adjust canon_true_dependence callers.
4712 * cselib.c (cselib_invalidate_mem): Likewise.
4713 * gcse.c (compute_transp): Likewise.
4714 * dse.c (scan_reads_nospill): Likewise.
4715 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
4716 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
4717 canon_base_addr of the group, plus optional offset.
4718 (struct group_info): Rename canon_base_mem to
4720 (get_group_info): Set canon_base_addr to canon_rtx of base, not
4721 canon_rtx of base_mem.
4723 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
4725 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
4726 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
4728 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4730 * config/spu/spu-builtins.h: Delete file.
4732 * config/spu/spu.h (enum spu_builtin_type): Move here from
4734 (struct spu_builtin_description): Likewise. Add GTY marker.
4735 Do not use enum spu_function_code or enum insn_code.
4736 (spu_builtins): Add extern declaration.
4738 * config/spu/spu.c: Do not include "spu-builtins.h".
4739 (enum spu_function_code, enum spu_builtin_type_index,
4740 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
4741 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
4742 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
4743 unsigned_V2DI_type_node): Move here from spu-builtins.h.
4744 (spu_builtin_types): Make static. Add GTY marker.
4745 (spu_builtins): Add extern declaration with GTY marker.
4748 * config/spu/spu-c.c: Do not include "spu-builtins.h".
4749 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
4750 Check programmatically whether all parameters are scalar.
4752 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
4754 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
4756 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
4757 assignment from the constructor either if the target is volatile.
4759 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
4761 * config/arm/arm.md (insv): Do not share operands[0].
4763 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
4765 * config/vxlib-tls.c (active_tls_threads): Delete.
4766 (delete_hook_installed): New.
4767 (tls_delete_hook): Don't delete the delete hook.
4768 (tls_destructor): Delete it here.
4769 (__gthread_set_specific): Adjust installing the delete hook.
4770 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
4771 __gthread_leave_tsd_dtor_context.
4773 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
4775 * c-format.c (gcc_tdiag_char_table): Add support for %E.
4777 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
4779 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
4781 (alpha_rtx_costs): Ditto.
4782 (emit_unlikely_jump): Use add_reg_note.
4783 (emit_frame_store_1): Ditto.
4784 (alpha_expand_prologue): Ditto.
4785 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
4786 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
4788 2009-04-23 Nick Clifton <nickc@redhat.com>
4790 * config/v850/v850.md (epilogue): Remove suppressed code.
4791 (return): Rename to return_simple and remove test of frame size.
4792 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
4793 to gen_return_simple.
4795 2009-04-22 Jing Yu <jingyu@google.com>
4798 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
4800 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4803 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
4804 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
4805 value is a VECTOR_CST, the element type is the element type of the
4808 2009-04-22 DJ Delorie <dj@redhat.com>
4810 * config/m32c/m32c.h: Update GTY annotations to new syntax.
4812 2009-04-22 Jakub Jelinek <jakub@redhat.com>
4814 * alias.c (find_base_term): Move around LO_SUM case, so that
4815 CONST falls through into PLUS/MINUS handling.
4818 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
4819 into 0, use omit_one_operand.
4821 2009-04-23 Ben Elliston <bje@au.ibm.com>
4823 * config/rs6000/linux-unwind.h (get_regs): Remove type
4824 puns. Change the type of `pc' to an array of unsigned ints and
4825 update all users. Constify frame24.
4827 2009-04-22 DJ Delorie <dj@redhat.com>
4829 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
4830 declarations before code.
4831 (current_function_special_page_vector): Likewise.
4832 (m32c_expand_insv): Silence a warning.
4834 2009-04-21 Taras Glek <tglek@mozilla.com>
4836 * alias.c: Update GTY annotations to new syntax.
4837 * basic-block.h: Likewise.
4838 * bitmap.h: Likewise.
4839 * c-common.h: Likewise.
4840 * c-decl.c: Likewise.
4841 * c-parser.c: Likewise.
4842 * c-pragma.c: Likewise.
4843 * c-tree.h: Likewise.
4844 * cfgloop.h: Likewise.
4845 * cgraph.h: Likewise.
4846 * config/alpha/alpha.c: Likewise.
4847 * config/arm/arm.h: Likewise.
4848 * config/avr/avr.h: Likewise.
4849 * config/bfin/bfin.c: Likewise.
4850 * config/cris/cris.c: Likewise.
4851 * config/darwin.c: Likewise.
4852 * config/frv/frv.c: Likewise.
4853 * config/i386/i386.c: Likewise.
4854 * config/i386/i386.h: Likewise.
4855 * config/i386/winnt.c: Likewise.
4856 * config/ia64/ia64.h: Likewise.
4857 * config/iq2000/iq2000.c: Likewise.
4858 * config/mips/mips.c: Likewise.
4859 * config/mmix/mmix.h: Likewise.
4860 * config/pa/pa.c: Likewise.
4861 * config/pa/pa.h: Likewise.
4862 * config/rs6000/rs6000.c: Likewise.
4863 * config/s390/s390.c: Likewise.
4864 * config/sparc/sparc.c: Likewise.
4865 * config/xtensa/xtensa.c: Likewise.
4866 * cselib.h: Likewise.
4867 * dbxout.c: Likewise.
4868 * dwarf2out.c: Likewise.
4869 * except.c: Likewise.
4870 * except.h: Likewise.
4871 * fixed-value.h: Likewise.
4872 * function.c: Likewise.
4873 * function.h: Likewise.
4874 * gimple.h: Likewise.
4875 * integrate.c: Likewise.
4876 * optabs.c: Likewise.
4877 * output.h: Likewise.
4880 * stringpool.c: Likewise.
4881 * tree-data-ref.c: Likewise.
4882 * tree-flow.h: Likewise.
4883 * tree-scalar-evolution.c: Likewise.
4884 * tree-ssa-address.c: Likewise.
4885 * tree-ssa-alias.h: Likewise.
4886 * tree-ssa-operands.h: Likewise.
4889 * varasm.c: Likewise.
4890 * varray.h: Likewise.
4892 * coretypes.h: Do not define GTY macro if it is already defined.
4893 * doc/gty.texi: Update GTY documentation to new syntax.
4894 * gengtype-lex.l: Enforce attribute-like syntax for GTY
4895 annotations on structs.
4896 * gengtype-parse.c: Likewise.
4898 2009-04-22 Mark Heffernan <meheff@google.com>
4900 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
4902 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
4904 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
4907 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
4909 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
4910 the same as a PLUS without a shift. Increase the cost of a
4913 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4915 * Makefile.in: Update dependencies.
4916 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
4917 * errors.h: Remove bogus comment about compatibility.
4918 (warning): Update declaration.
4919 * genautomata.c: Update all calls to warning.
4920 * gimple.c: Do not include errors.h. Include toplev.h.
4921 * tree-ssa-structalias.c: Do not include errors.h.
4922 * omega.c: Likewise.
4923 * tree-ssa-reassoc.c: Likewise.
4924 * config/spu/spu-c.c: Likewise.
4925 * config/spu/t-spu-elf: Update dependencies.
4927 2009-04-22 Richard Guenther <rguenther@suse.de>
4929 PR tree-optimization/39824
4930 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
4931 make sure the types are compatible.
4933 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4936 * c-common.c (c_parse_error): Take a token_flags parameter.
4937 Use token_type for the token type instead.
4938 Pass token_flags to cpp_type2name.
4939 * c-common.h (c_parse_error): Update declaration.
4940 * c-parser.c (c_parser_error): Pass 0 as token flags.
4942 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
4944 PR rtl-optimization/39580
4945 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
4947 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4949 * function.c (expand_function_end): Do not emit a jump to the "naked"
4950 return label for fall-through returns.
4951 * except.c (sjlj_emit_function_exit): Always place the call to the
4952 unregister function at the location installed by expand_function_end.
4954 2009-04-22 Richard Guenther <rguenther@suse.de>
4956 PR tree-optimization/39845
4957 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
4958 (gen_inbound_check): Likewise.
4960 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
4962 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
4964 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
4965 * config/vxlib.c (__gthread_once): Add race guard for PPC.
4967 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
4969 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
4970 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
4971 shift counts to avoid out-of-bounds array accesses.
4973 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
4975 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
4976 (Pmode): Move above.
4978 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
4980 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
4981 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
4982 GET_CODE macro. Use IN_RANGE macro where appropriate.
4983 * config/alpha/alpha.h: Ditto.
4984 * config/alpha/alpha.md: Ditto.
4985 * config/alpha/constraints.md: Ditto.
4986 * config/alpha/predicates.md: Ditto.
4988 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
4990 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
4991 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4992 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4993 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4994 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4995 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4996 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4997 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4998 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4999 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5000 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5001 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5002 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5003 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5004 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5005 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5006 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5007 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5008 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5009 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5010 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5011 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5012 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5013 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5014 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5015 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5016 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5018 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5020 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
5021 references from comments.
5022 * cfgbuild.c: (count_basic_blocks): Delete.
5023 (find_basic_blocks_1): Delete.
5024 (find_basic_blocks): Delete.
5025 * except.c (finish_eh_generation): Make static. Move comment from
5026 except.h here. Remove find_basic_blocks references from comments.
5027 * except.h (finish_eh_generation): Delete.
5028 * basic-block.h (find_basic_blocks): Delete.
5029 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
5031 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
5033 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
5034 (sdbout_parms): Likewise.
5036 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5038 * config/sh/sh.c (prepare_cbranch_operands): Use
5039 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
5040 (expand_cbranchdi4): Likewise.
5041 (from_compare): Add cast to enum type.
5042 (expand_cbranchsi4): Use add_reg_note.
5043 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
5044 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
5045 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
5046 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5047 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
5048 instead of CODE_FOR_nothing.
5049 (cbranchdi4): Likewise. Fix the order of arguments for
5051 (push_fpscr): Use add_reg_note.
5052 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
5053 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
5055 2009-04-21 Joseph Myers <joseph@codesourcery.com>
5057 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
5058 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
5059 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
5060 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
5061 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
5062 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
5063 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
5064 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
5065 config/alpha/x-vms, config/arc/t-arc,
5066 config/arm/README-interworking, config/arm/arm-c.c,
5067 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
5068 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
5069 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
5070 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
5071 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
5072 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
5073 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
5074 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
5075 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
5076 config/cris/t-elfmulti, config/crx/t-crx,
5077 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
5078 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
5079 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
5080 config/h8300/t-h8300, config/i386/athlon.md,
5081 config/i386/darwin-libgcc.10.4.ver,
5082 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
5083 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
5084 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
5085 config/i386/t-linux64, config/i386/t-nwld,
5086 config/i386/t-rtems-i386, config/i386/t-sol2-10,
5087 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
5088 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
5089 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
5090 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
5091 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
5092 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
5093 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
5094 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
5095 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
5096 config/m68k/t-uclinux, config/mcore/t-mcore,
5097 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
5098 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
5099 config/mips/crtn.asm, config/mips/irix-crti.asm,
5100 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
5101 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
5102 config/mips/mips-fixed.md, config/mips/sb1.md,
5103 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
5104 config/mips/t-iris6, config/mips/t-isa3264,
5105 config/mips/t-libgcc-mips16, config/mips/t-linux64,
5106 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
5107 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
5108 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
5109 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
5110 config/mn10300/t-linux, config/mn10300/t-mn10300,
5111 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
5112 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
5113 config/picochip/libgccExtras/clzsi2.asm,
5114 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
5115 config/rs6000/darwin-libgcc.10.4.ver,
5116 config/rs6000/darwin-libgcc.10.5.ver,
5117 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
5118 config/rs6000/t-aix43, config/rs6000/t-aix52,
5119 config/rs6000/t-darwin, config/rs6000/t-fprules,
5120 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
5121 config/rs6000/t-lynx, config/rs6000/t-netbsd,
5122 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
5123 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
5124 config/rs6000/t-rtems, config/rs6000/t-spe,
5125 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
5126 config/score/t-score-elf, config/sh/divcost-analysis,
5127 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
5128 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
5129 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
5130 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
5131 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
5132 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
5133 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
5134 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
5135 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
5136 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
5137 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
5138 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
5139 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
5140 limitx.h, version.c, xcoff.h: Add copyright and license notices.
5141 * config/h8300/genmova.sh: Include copyright and license notices
5142 in generated output.
5143 * config/h8300/mova.md: Regenerate.
5144 * doc/install.texi2html: Include word "Copyright" in copyright
5145 notice and use name "Free Software Foundation, Inc.".
5146 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
5147 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
5148 ChangeLog-2007, ChangeLog-2008: Correct dates.
5150 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
5152 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
5153 NE_EXPR operations as well.
5154 * c-parser.c (c_parser_condition): Do not set location information on
5156 (c_parser_conditional_expression): Likewise.
5157 (c_parser_binary_expression): Set location information on operators.
5158 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
5159 TRUTH_NOT_EXPR has been folded.
5160 * fold-const.c (fold_truth_not_expr): Copy location information from
5161 the incoming expression to the outgoing one.
5162 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
5163 recursive calls on the LHS of the operator but pass that of the
5164 operator to recursive calls on the RHS of the operator. Set it
5166 (shortcut_cond_expr): Set the locus of the operator on the second
5167 COND_EXPR and that of the expression on the first in degenerate cases.
5168 Pass the locus of the expression to calls to shortcut_cond_r.
5169 Set the locus of the 'then' block on the associated jump, if any.
5170 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
5171 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
5172 expression to call to gimplify_boolean_expr.
5174 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
5176 * config.gcc: Add additional configuration for
5177 i686-w64-mingw* and x86_64-w64-mingw* triplet.
5178 * config/i386/mingw-w64.h: New mingw-w64 specific header.
5179 (CPP_SPEC): Redefine for allowing -municode option.
5180 (STARTFILE_SPEC): Likewise.
5181 * config/i386/t-mingw-w64: New.
5182 * config/i386/mingw-w64.opt: New.
5183 (municode): Add new target option.
5184 * doc/invoke.texi (municode): Add documentation for new option.
5186 2009-04-21 Ian Lance Taylor <iant@google.com>
5188 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5189 Correct test for number of arguments.
5190 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
5192 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
5194 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
5195 argument of emit_library_call.
5197 2009-04-21 Richard Guenther <rguenther@suse.de>
5200 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
5201 inside VIEW_CONVERT_EXPRs.
5203 2009-04-21 Martin Jambor <mjambor@suse.cz>
5205 * tree-switch-conversion.c (build_constructors): Split a long line.
5206 (constructor_contains_same_values_p): New function.
5207 (build_one_array): Create assigns of constants if possible, do not
5208 call mark_sym_for_renaming, call update_stmt.
5209 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
5210 make_rename_temp. Do not call mark_symbols_for_renaming, call
5212 (gen_def_assigns): Do not call mark_symbols_for_renaming or
5213 find_new_referenced_vars, call update_stmt.
5214 (gen_inbound_check): Use create_tmp_var and create ssa names manually
5215 instead of calling make_rename_temp. Do not call
5216 find_new_referenced_vars or mark_symbols_for_renaming, call
5219 2009-04-21 Richard Guenther <rguenther@suse.de>
5221 PR tree-optimization/39827
5222 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
5223 (tree_ssa_phiprop): Pass the correct array size.
5225 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
5227 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
5229 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
5232 * c-typeck.c (lvalue_p): Move declaration ...
5233 * c-common.h (lvalue_p): ... to here.
5234 * c-common.c (candidate_equal_p): New.
5235 (add_tlist): Use it.
5236 (merge_tlist): Use it.
5237 (warn_for_collisions_1): Likewise.
5238 (warning_candidate_p): Accept more candidates.
5239 (verify_tree): A warning candidate can be an expression. Use
5242 2009-04-21 Ben Elliston <bje@au.ibm.com>
5245 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
5246 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
5247 options. Remove -mcall-solaris documentation.
5249 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5252 * doc/invoke.texi (-Wlong-long): Update description.
5253 * c-lex (interpret_integer): Only warn if there was no previous
5254 overflow and -Wlong-long is enabled.
5255 * c-decl.c (declspecs_add_type): Drop redundant flags.
5256 * c.opt (Wlong-long): Init to -1.
5257 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
5258 and front-end warn_long_long. Wlong-long only depends on other
5259 flags if it is uninitialized.
5260 * c-parser.c (disable_extension_diagnostics): warn_long_long is
5261 the same for CPP and FE.
5262 (restore_extension_diagnostics): Likewise.
5264 2009-04-20 Ian Lance Taylor <iant@google.com>
5266 Fix enum conversions which are invalid in C++:
5267 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
5268 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
5269 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
5270 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
5271 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
5272 (dbxout_parms): Likewise.
5273 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
5274 (df_clear_flags): Likewise.
5275 * df-problems.c (df_rd_bb_local_compute_process_def): Change
5276 top_flag parameter to int.
5277 (df_chain_create_bb_process_use): Likewise.
5278 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
5280 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
5281 (df_ref_create_structure, df_def_record_1): Likewise.
5282 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
5283 (df_notes_rescan): Change 0 to VOIDmode in function call.
5284 (df_get_call_refs, df_insn_refs_collect): Likewise.
5285 (df_bb_regs_collect): Likewise.
5286 (df_entry_block_defs_collect): Likewise.
5287 (df_exit_block_uses_collect): Likewise.
5288 * df.h: Update declarations.
5289 * double-int.c (double_int_divmod): Add cast to enum type.
5290 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
5291 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
5292 (based_loc_descr): Likewise.
5293 (loc_descriptor_from_tree_1): Change first_op and second_op to
5294 enum dwarf_location_atom. Add cast to enum type.
5295 * expmed.c (init_expmed): Change 0 to SET in function call.
5296 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
5297 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
5298 (do_store_flag): Likewise.
5299 * fixed-value.h (struct fixed_value): Change mode to enum
5301 * function.c (assign_parms): Change 0 to VOIDmode in function call.
5302 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
5304 (insert_insn_decl, insert_decl, insert_state): Likewise.
5305 (automata_list_finish): Likewise.
5306 * genrecog.c (process_define_predicate): Add cast to enum type.
5307 * gensupport.c (init_predicate_table): Add cast to enum type.
5308 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
5310 (gimple_build_call_1, gimple_build_label): Likewise.
5311 (gimple_build_goto, gimple_build_asm_1): Likewise.
5312 (gimple_build_switch_1, gimple_build_cdt): Likewise.
5313 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
5314 (enum fallback): Rename from enum fallback_t.
5315 (fallback_t): Typedef as int.
5316 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
5317 GSI_SAME_STMT in function call.
5318 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
5320 (setup_reg_class_relations): Likewise.
5321 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
5322 (setup_prohibited_class_mode_regs): Add cast to enum type.
5323 (setup_prohibited_mode_move_regs): Likewise.
5324 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
5325 (record_address_regs): Change i to enum reg_class.
5326 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
5327 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
5328 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
5329 (GET_MODE_2XWIDER_MODE): Likewise.
5330 (GET_CLASS_NARROWEST_MODE): Likewise.
5331 * omp-low.c (expand_omp_for): Add cast to enum type.
5332 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
5333 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
5334 * postreload.c (reload_cse_simplify_operands): Change rclass local
5336 * predict.c (combine_predictions_for_insn): Change best_predictor
5337 and predictor to enum br_predictor.
5338 (combine_predictions_for_bb): Likewise.
5339 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
5340 use SET_PREDICT_EXPR_OUTCOME.
5341 * real.c (real_arithmetic): Change icode to code in function call.
5342 * reginfo.c (init_move_cost): Add casts to enum type.
5343 (init_reg_sets_1, init_fake_stack_mems): Likewise.
5344 * regmove.c (regclass_compatible_p): Change class0 and class1 to
5346 * reload.c (find_valid_class): Add casts to enum type.
5347 (push_reload): Change 0 to NO_REGS in function call.
5348 (find_reloads): Change this_alternative to array of enum
5349 reg_class. Remove some now-unnecessary casts.
5350 (make_memloc): Change 0 to VOIDmode in function call.
5351 * reload1.c (reload): Change 0 to VOIDmode in function call.
5352 (eliminate_regs_1, elimination_effects): Likewise.
5353 (eliminate_regs_in_insn): Likewise.
5354 (emit_input_reload_insns): Add cast to enum type.
5355 (delete_output_reload): Change 0 to VOIDmode in function call.
5356 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
5357 to enum type in function call.
5358 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
5359 (SET_PREDICT_EXPR_OUTCOME): Define.
5360 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
5361 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
5362 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
5363 (dump_function): Likewise.
5364 * tree-dump.h: Update declarations.
5365 * tree-pass.h: Update declarations.
5366 * varasm.c (assemble_integer): Change mclass to enum mode_class.
5367 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
5369 (arm_rtx_costs_1): Correct parenthesization.
5370 (arm_rtx_costs): Add casts to enum type.
5371 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
5372 (vfp_emit_fstmd): Use add_rg_note.
5373 (emit_multi_reg_push, emit_sfm): Likewise.
5374 (thumb_set_frame_pointer): Likewise.
5375 (arm_expand_prologue): Likewise.
5376 (arm_regno_class): Change return type to enum reg_class.
5377 (thumb1_expand_prologue): Use add_reg_note.
5378 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
5379 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
5381 * config/arm/gentune.sh: Add cast to enum type.
5382 * config/arm/arm-tune.md: Rebuild.
5383 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
5384 (ix86_split_fp_branch, predict_jump): Likewise.
5385 (ix86_expand_multi_arg_builtin): Change sub_code from enum
5386 insn_code to enum rtx_code.
5387 (ix86_builtin_vectorized_function): Add cast to enum type.
5388 * config/i386/i386.md (truncdfsf2): Change slot to enum
5390 (truncxf<mode>2, isinf<mode>2): Likewise.
5391 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
5393 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
5394 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
5395 (insert_bundle_state): Change 1 to INSERT in function call.
5396 (ia64_add_bundle_selector_before): Likewise.
5397 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
5398 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
5399 (restore_stack_nonlocal): Likewise.
5400 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
5402 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
5404 (mips_rtx_costs): Likewise.
5405 (mips_override_options): Add casts to enum type.
5406 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
5408 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
5409 (store_reg, set_reg_plus_d): Likewise.
5410 (hppa_expand_prologue, hppa_profile_hook): Likewise.
5411 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5413 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
5415 (emit_unlikely_jump): Use add_reg_note.
5416 (rs6000_emit_allocate_stack): Likewise.
5417 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
5418 (output_toc): Change 1 to INSERT in function call.
5419 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
5420 (rs6000_initialize_trampoline): Likewise.
5421 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
5423 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
5424 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
5425 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
5426 (save_gprs): Use add_reg_note.
5427 (s390_emit_prologue): Likewise.
5428 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5429 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
5430 (sparc_fold_builtin): Add cast to enum type.
5431 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
5433 (spu_expand_prologue): Use add_reg_note.
5434 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
5436 2009-04-20 Ian Lance Taylor <iant@google.com>
5438 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
5439 (c_parser_postfix_expression_after_primary): Get VEC for list of
5440 arguments. Get original types of arguments. Call
5441 build_function_call_vec.
5442 (cached_expr_list_1, cached_expr_list_2): New static variables.
5443 (c_parser_expr_list): Change return type to VEC *. Add
5444 p_orig_types parameter. Change all callers.
5445 (c_parser_release_expr): New static function.
5446 (c_parser_vec_to_tree_list): New static function.
5447 * c-typeck.c (build_function_call): Rewrite to build a VEC and
5448 call build_function_call_vec.
5449 (build_function_call_vec): New function, based on old
5450 build_function_call.
5451 (convert_arguments): Remove nargs and argarray parameters. Change
5452 values to a VEC. Add origtypes parameter.
5453 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
5454 (convert_for_assignment): Add origtype parameter. Change all
5455 callers. If warn_cxx_compat, check for conversion to an enum
5456 type when calling a function.
5457 (store_init_value): Add origtype parameter. Change all callers.
5458 (digest_init): Likewise.
5459 (struct init_node): Add origtype field.
5460 (add_pending_init): Add origtype parameter. Change all callers.
5461 (output_init_element): Likewise.
5462 (output_pending_init_elements): Pass origtype from init_node to
5463 output_init_element.
5464 (process_init_element): Pass origtype from c_expr to
5465 output_init_element.
5466 (c_finish_return): Add origtype parameter. Change all callers.
5467 * c-common.c (sync_resolve_size): Change params to VEC *. Change
5469 (sync_resolve_params): Likewise.
5470 (sync_resolve_return): Change params to first_param. Change caller.
5471 (resolve_overloaded_builtins): Change params to VEC *. Change
5472 callers. Save first parameter around call to build_function_call_vec.
5473 * c-decl.c (finish_decl): Add origtype parameter. Change all
5474 callers. Call build_function_call_vec rather than
5475 build_function_call for cleanup.
5476 * c-tree.h: Update declarations.
5477 * c-common.h: Update declarations.
5478 * stub-objc.c (objc_rewrite_function_call): Change parameter from
5479 params to first_param.
5480 * target.h (struct gcc_target): Change resolve_overloaded_builtin
5481 params parameter from tree to void *.
5482 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5483 Change arglist parameter to have type void *, and to be a pointer
5485 * config/rs6000/rs6000-protos.h
5486 (altivec_resolve_overloaded_builtin): Update declaration.
5487 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
5488 fnargs parameter to have type void *, and to be a pointer to a
5489 VEC. Call build_function_call_vec instead of
5490 build_function_call.
5491 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
5493 2009-04-20 Joey Ye <joey.ye@intel.com>
5494 Xuepeng Guo <xuepeng.guo@intel.com>
5495 H.J. Lu <hongjiu.lu@intel.com>
5497 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
5499 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
5500 (IX86_LEA_PRIORITY): Likewise.
5501 (distance_non_agu_define): New function.
5502 (distance_agu_use): Likewise.
5503 (ix86_lea_for_add_ok): Likewise.
5504 (ix86_dep_by_shift_count): Likewise.
5506 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
5507 should split for LEA.
5509 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
5511 (ix86_dep_by_shift_count): Likewise.
5513 2009-04-20 Richard Guenther <rguenther@suse.de>
5515 * expr.c (handled_component_p): Move ...
5516 * tree.h (handled_component_p): ... here.
5517 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
5518 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
5519 and REALPART_EXPR to be in one group.
5521 2009-04-20 Richard Guenther <rguenther@suse.de>
5523 * basic-block.h (get_all_dominated_blocks): Declare.
5524 * dominance.c (get_all_dominated_blocks): New function.
5525 * tree-cfg.c (get_all_dominated_blocks): Remove.
5526 (remove_edge_and_dominated_blocks): Adjust.
5527 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
5528 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
5529 instead of recursing.
5531 2009-04-20 Doug Kwan <dougkwan@google.com>
5533 * cgraph.h (cgraph_node_ptr): New type for vector functions.
5534 (struct cgraph_node_set_def): New type.
5535 (cgraph_node_set) New type. Also declare vector functions.
5536 (struct cgraph_node_set_element_def): New type.
5537 (cgraph_node_set_element): Ditto.
5538 (cgraph_node_set_iterator): New iterator type.
5539 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
5540 cgraph_node_set_remove, dump_cgraph_node_set,
5541 debug_cgraph_node_set): New prototypes.
5542 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
5543 cgraph_node_set_size): New inlines.
5544 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
5546 (struct ipa_opt_pass): Add struct cgraph_node_set_def
5547 argument to function 'write_summary'.
5548 * ipa.c: Include ggc.h.
5549 (hash_cgraph_node_set_element,
5550 eq_cgraph_node_set_element, cgraph_node_set_new,
5551 cgraph_node_set_add, cgraph_node_set_remove,
5552 cgraph_node_set_find, dump_cgraph_node_set,
5553 debug_cgraph_node_set): New functions.
5554 * Makefile.in (ipa.o): Add dependency on GGC_H.
5556 2009-04-20 Ira Rosen <irar@il.ibm.com>
5558 PR tree-optimization/39675
5559 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
5560 check of the return code of vect_schedule_slp. Check that
5561 stmt_vec_info still exists for the statement, before checking its
5564 2009-04-20 Michael Matz <matz@suse.de>
5566 * Makefile.in (generated_files): Take out $(simple_generated_c).
5568 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
5570 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
5571 (UINTPTR_TYPE): Likewise.
5573 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5576 * c-typeck.c (digest_init): Check for initializing an array with a
5579 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5582 * c-semantics.c (pop_stmt_list): Propagate
5583 STATEMENT_LIST_HAS_LABEL to parent statement list.
5585 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
5587 * config/mips/mips.h (mips_tune_attr): New macro.
5588 * config/mips/mips.md (cpu): Use it.
5590 2009-04-19 Joseph Myers <joseph@codesourcery.com>
5593 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
5596 2009-04-19 Diego Novillo <dnovillo@google.com>
5598 * toplev.c (compile_file): Move call to coverage_finish ...
5599 * cgraphunit.c (ipa_passes): ... here.
5600 Call cgraph_process_new_functions.
5601 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
5602 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
5604 2009-04-19 Jan Hubicka <jh@suse.cz>
5606 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
5608 (dump_cgraph_node): Dump can throw external flag.
5609 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
5611 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5615 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
5616 * common.opt (Wlogical-op): Move from here...
5617 * c.opt (Wlogical-op): ... to here.
5618 * c-typeck.c (parser_build_binary_op): Update call to
5619 warn_logical_operator.
5620 * c-opts.c (c_common_post_options): Enable warn_logical_op with
5622 * c-common.c (warn_logical_op): Update.
5623 * c-common.h (warn_logical_op): Update declaration.
5625 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
5627 * tree.c (protected_set_expr_location): Fix formatting.
5629 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5632 * c-typeck.c (readonly_warning): new.
5633 (build_unary_op, build_modify_expr): Use readonly_warning for
5634 storing into something readonly but not const-qualified.
5636 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5639 * c-typeck.c (build_unary_op): Check for taking address of
5640 expression of type void.
5642 2009-04-18 Joseph Myers <joseph@codesourcery.com>
5645 * c-typeck.c (build_function_call): Check for calling a function
5646 with qualified void return types. Call require_complete_type when
5649 2009-04-18 Jan Hubicka <jh@suse.cz>
5651 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
5653 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
5654 can_throw_external flag.
5655 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
5656 * ipa-pure-const.c (ignore_edge): New function.
5657 (propagate): Compute order for NOTHROW computation; set NOTHROWs
5658 only over can_throw_external edges.
5659 (local_pure_const): Add nothrow flag.
5660 * ipa-utils.c (searchc): Add ignore_edge callback.
5661 (ipa_utils_reduced_inorder): Add ignore_edge callback.
5662 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
5663 (set_nothrow_function_flags): Update cgraph.
5664 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
5666 2009-04-18 Richard Guenther <rguenther@suse.de>
5669 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
5670 (fold_stmt): ... this and ...
5671 (fold_stmt_inplace): ... this.
5672 (fold_stmt_1): Fold references in calls and asms.
5673 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
5675 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5677 * tree-vrp.c (ssa_name_nonzero_p): Remove.
5678 * tree.h: Remove the prototype for ssa_name_nonzero_p.
5680 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5682 * tree.c (function_args_count): Remove.
5683 * tree.h: Remove the prototype for function_args_count.
5685 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5687 * tree-iterator.c (expr_only): Remove.
5688 * tree.h: Remove the prototype for expr_only.
5690 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5692 * reginfo.c (cannot_change_mode_set_regs): Remove.
5693 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
5695 2009-04-08 Anatoly Sokolov <aesok@post.ru>
5697 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
5698 whether operands 0 and 1 overlaps.
5700 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
5703 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
5704 pointer. Use warning_at instead of warning.
5705 (search_for_addr_array): Likewise.
5706 (check_array_bounds): Likewise.
5707 (check_all_array_refs): Check that the incoming edge is not in the
5708 list of edges to be removed.
5709 (check_all_array_refs): Avoid the temporal pointer.
5710 (vrp_visit_cond_stmt): Fix typo.
5711 (simplify_switch_using_ranges): Handle the case where the switch
5712 index is an integer constant.
5714 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
5716 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
5718 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5720 * doc/extend.texi, doc/invoke.texi: Fix typos.
5722 2009-04-17 Cary Coutant <ccoutant@google.com>
5724 * tree-flow-inline.h (get_lineno): Fix inverted test.
5726 2009-04-17 Diego Novillo <dnovillo@google.com>
5728 * tree-ssa-pre.c (create_expression_by_pieces): Remove
5729 assertion for AVAIL_OUT.
5731 2009-04-17 Mike Frysinger <vapier@gentoo.org>
5734 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
5735 * config/sh/linux-atomic.asm: Likewise.
5737 2009-04-17 Diego Novillo <dnovillo@google.com>
5739 * except.c (debug_eh_tree): New.
5740 (struct eh_region, struct eh_status): Move ...
5741 * except.h: ... here.
5742 (add_type_for_runtime): Declare extern.
5743 (lookup_type_for_runtime): Likewise.
5744 (debug_eh_tree): Declare.
5745 * Makefile.in (GTFILES): List except.h before except.c
5747 2009-04-17 Diego Novillo <dnovillo@google.com>
5749 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
5750 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
5751 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
5752 (find_vars_r): ... here.
5753 * tree-flow.h (find_referenced_vars_in): Declare.
5754 * tree-ssa-pre.c (create_expression_by_pieces): Assert
5755 that AVAIL_OUT exists for BLOCK.
5756 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
5757 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
5758 (tree-parloops.o): Likewise.
5760 2009-04-17 Simon Baldwin <simonb@google.com>
5762 * toplev.c (default_tree_printer): Add handling for %E format.
5764 2009-04-17 Diego Novillo <dnovillo@google.com>
5766 * tree-pretty-print.c (dump_generic_node): Add break after
5767 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
5768 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
5769 FUNCTION_TYPE together. Call print_struct_decl when printing
5770 structures and TDF_SLIM is not given.
5771 (print_struct_decl): Fix logic for detecting recursion.
5773 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
5776 * gcc.c (create_at_file): New.
5777 (compile_input_file_p): New.
5778 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
5779 * main.c (main): Update call to toplev_main.
5780 * toplev.c (toplev_main): Change signature. Call expandargv.
5781 * toplev.h (toplev_main): Change signature.
5783 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
5785 * dwarf2out.c (field_byte_offset): Use the type size as the field size
5786 if the latter is not constant.
5788 2009-04-17 David Edelsohn <edelsohn@gnu.org>
5790 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
5792 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
5794 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
5795 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
5797 2009-04-17 Richard Guenther <rguenther@suse.de>
5799 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5800 Handle component references view-converting an invariant address.
5802 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
5804 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
5805 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
5806 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
5807 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
5808 Use @deftypevr rather than @deftypevar.
5810 2009-04-17 Richard Guenther <rguenther@suse.de>
5812 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
5813 (get_prop_source_stmt): Likewise.
5814 (can_propagate_from): Likewise.
5816 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
5818 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
5819 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
5820 (--with-multilib-list): Add default value.
5821 * configure: Regenerate.
5822 * Makefile.in (TM_ENDIAN_CONFIG): Define.
5823 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
5824 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
5825 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
5826 Don't add default cpu to multilib list unnecessarily, but do enable
5827 the relevant compiler option..
5828 Add support for --with-multilib-list=<blank> and
5829 --with-multilib-list=!<somelib> to supress unwanted multilibs.
5830 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
5831 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
5832 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
5834 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
5835 (MULTILIB_OSDIRNAMES): New variable.
5836 * config/sh/t-1e: Delete file.
5837 * config/sh/t-mlib-sh1: Delete file.
5838 * config/sh/t-mlib-sh2: Delete file.
5839 * config/sh/t-mlib-sh2a: Delete file.
5840 * config/sh/t-mlib-sh2a-nofpu: Delete file.
5841 * config/sh/t-mlib-sh2a-single: Delete file.
5842 * config/sh/t-mlib-sh2a-single-only: Delete file.
5843 * config/sh/t-mlib-sh2e: Delete file.
5844 * config/sh/t-mlib-sh3e: Delete file.
5845 * config/sh/t-mlib-sh4: Delete file.
5846 * config/sh/t-mlib-sh4-nofpu: Delete file.
5847 * config/sh/t-mlib-sh4-single: Delete file.
5848 * config/sh/t-mlib-sh4-single-only: Delete file.
5849 * config/sh/t-mlib-sh4a: Delete file.
5850 * config/sh/t-mlib-sh4a-nofpu: Delete file.
5851 * config/sh/t-mlib-sh4a-single: Delete file.
5852 * config/sh/t-mlib-sh4a-single-only: Delete file.
5853 * config/sh/t-mlib-sh4al: Delete file.
5854 * config/sh/t-mlib-sh5-32media: Delete file.
5855 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
5856 * config/sh/t-mlib-sh5-64media: Delete file.
5857 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
5858 * config/sh/t-mlib-sh5-compact: Delete file.
5859 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
5860 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
5861 * doc/install.texi (Options specification): Add
5862 --with-multilib-list and --with-endian.
5864 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
5866 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
5868 (OBJS-common): Add plugin-version.o.
5869 (plugin-version.o): New.
5870 * gcc-plugin.h (plugin_gcc_version): New.
5871 (plugin_default_version_check): New.
5872 (plugin_init_func, plugin_init): Add version argument.
5873 * plugin-version.c: New.
5874 * plugin.c (str_plugin_gcc_version_name): New.
5875 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
5876 pass it to the init function.
5877 (plugin_default_version_check): New.
5879 2009-04-17 Richard Guenther <rguenther@suse.de>
5881 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
5882 for decl-vs-decl disambiguation.
5884 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
5886 * config/s390/s390.h (s390_tune_attr): New macro definition.
5887 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
5889 2009-04-17 Richard Guenther <rguenther@suse.de>
5891 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
5892 (fold_stmt_r): Likewise.
5893 (maybe_fold_reference): New function.
5894 (fold_gimple_assign): Handle cases fold_stmt_r did.
5895 (fold_stmt): Do not use fold_stmt_r.
5896 (fold_stmt_inplace): Likewise.
5898 2009-04-17 Richard Guenther <rguenther@suse.de>
5900 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
5901 (record_equivalences_from_stmt): Remove useless checks and
5903 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
5904 the type is already suitable.
5906 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
5908 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
5910 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
5912 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
5913 (CMPtype): Define as __gcc_CMPtype.
5915 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
5917 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
5918 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
5920 2009-04-17 Richard Guenther <rguenther@suse.de>
5922 PR tree-optimization/39746
5923 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
5924 special-casing for builtins and static variable use/def.
5925 (call_may_clobber_ref_p_1): Likewise.
5927 2009-04-16 Ian Lance Taylor <iant@google.com>
5929 * df.h: Include "timevar.h".
5930 (struct df_problem): Change tv_id field to timevar_id_t.
5931 * tree-pass.h: Include "timevar.h".
5932 (struct opt_pass): Change tv_id field to timevar_id_t.
5933 * timevar.h (timevar_id_t): Define TV_NONE.
5934 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
5935 TV_NONE rather than tv_id != 0.
5936 (execute_one_pass): Likewise.
5937 * Makefile.in (DF_H): Add $(TIMEVAR_H).
5938 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
5939 dependencies to $(TREE_PASS_H).
5940 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
5942 (pass_branch_target_load_optimize2): Likewise.
5943 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
5944 (pass_outof_cfg_layout_mode): Likewise.
5945 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
5946 (pass_rebuild_cgraph_edges): Likewise.
5947 (pass_remove_cgraph_callee_edges): Likewise.
5948 * df-core.c (pass_df_initialize_opt): Likewise.
5949 (pass_df_initialize_no_opt): Likewise.
5950 (pass_df_finish): Likewise.
5951 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
5952 * except.c (pass_set_nothrow_function_flags): Likewise.
5953 (pass_convert_to_eh_region_ranges): Likewise.
5954 * final.c (pass_compute_alignments): Likewise.
5955 * function.c (pass_instantiate_virtual_regs): Likewise.
5956 (pass_init_function): Likewise.
5957 (pass_leaf_regs): Likewise.
5958 (pass_match_asm_constraints): Likewise.
5959 * gimple-low.c (pass_lower_cf): Likewise.
5960 (pass_mark_used_blocks): Likewise.
5961 * init-regs.c (pass_initialize_regs): Likewise.
5962 * integrate.c (pass_initial_value_sets): Likewise.
5963 * ira.c (pass_ira): Likewise.
5964 * jump.c (pass_cleanup_barriers): Likewise.
5965 * omp-low.c (pass_expand_omp): Likewise.
5966 (pass_lower_omp): Likewise.
5967 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
5968 * recog.c (pass_split_all_insns): Likewise.
5969 (pass_split_after_reload): Likewise.
5970 (pass_split_before_regstack): Likewise.
5971 (pass_split_before_sched2): Likewise.
5972 (pass_split_for_shorten_branches): Likewise.
5973 * reginfo.c (pass_reginfo_init): Likewise.
5974 (pass_subregs_of_mode_init): Likewise.
5975 (pass_subregs_of_mode_finish): Likewise.
5976 * passes.c (pass_postreload): Likewise.
5977 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
5978 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
5979 (pass_warn_function_return): Likewise.
5980 (pass_warn_function_noreturn): Likewise.
5981 * tree-complex.c (pass_lower_complex): Likewise.
5982 (pass_lower_complex_O0): Likewise.
5983 * tree-if-conv.c (pass_if_conversion): Likewise.
5984 * tree-into-ssa.c (pass_build_ssa): Likewise.
5985 * tree-mudflap.c (pass_mudflap_1): Likewise.
5986 (pass_mudflap_2): Likewise.
5987 * tree-nomudflap.c (pass_mudflap_1): Likewise.
5988 (pass_mudflap_2): Likewise.
5989 * tree-nrv.c (pass_return_slot): Likewise.
5990 * tree-object-size.c (pass_object_sizes): Likewise.
5991 * tree-optimize.c (pass_all_optimizations): Likewise.
5992 (pass_early_local_passes): Likewise.
5993 (pass_all_early_optimizations): Likewise.
5994 (pass_cleanup_cfg): Likewise.
5995 (pass_cleanup_cfg_post_optimizing): Likewise.
5996 (pass_free_datastructures): Likewise.
5997 (pass_free_cfg_annotations): Likewise.
5998 (pass_fixup_cfg): Likewise.
5999 (pass_init_datastructures): Likewise.
6000 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
6001 (pass_late_warn_uninitialized): Likewise.
6002 (pass_update_address_taken): Likewise.
6003 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
6004 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
6005 (pass_cse_sincos): Likewise.
6006 (pass_convert_to_rsqrt): Likewise.
6007 * tree-ssa-structalias.c (pass_build_alias): Likewise.
6008 * tree-stdarg.c (pass_stdarg): Likewise.
6009 * tree-tailcall.c (pass_tail_recursion): Likewise.
6010 (pass_tail_calls): Likewise.
6011 * tree-vect-generic.c (pass_lower_vector): Likewise.
6012 (pass_lower_vector_ssa): Likewise.
6013 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
6015 2009-04-16 Joseph Myers <joseph@codesourcery.com>
6017 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
6019 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
6021 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
6022 logical and signext.
6024 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
6027 * config/sh/predicates.md (arith_operand): Check if the operand
6028 of TRUNCATE is a REG.
6030 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6032 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6033 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6035 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6037 * tree-iterator.c (tsi_split_statement_list_after,
6038 tsi_split_statement_list_before): Remove.
6039 * tree-iterator.h: Remove the prototypes for
6040 tsi_split_statement_list_after and tsi_split_statement_list_before.
6042 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6044 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
6045 * tree-ssa-propagate.h: Remove the prototype for
6046 stmt_makes_single_load.
6048 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6050 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
6051 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
6053 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6055 * tree-iterator.c (EXPR_LAST_BODY): Remove.
6057 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6059 * except.c (eh_region_outer_p): Remove.
6060 * except.h: Remove the prototype for eh_region_outer_p.
6062 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6064 * function.c (current_function_assembler_name): Remove.
6065 * function.h: Remove the prototype for
6066 current_function_assembler_name.
6068 2009-04-16 Ian Lance Taylor <iant@google.com>
6070 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
6071 (add_reg_note): Call alloc_reg_note.
6072 * rtl.h (alloc_reg_note): Declare.
6073 * combine.c (try_combine): Use alloc_reg_note.
6074 (recog_for_combine, move_deaths): Likewise.
6075 (distribute_notes): Use alloc_reg_note and add_reg_note.
6076 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
6077 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
6078 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
6080 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
6082 PR rtl-optimization/39762
6083 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
6084 ira_may_move_out_cost): Add comments about way of their usage.
6085 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
6087 * ira-conflicts.c (process_regs_for_copy): Use function
6088 ira_get_register_move_cost instead of global
6089 ira_register_move_cost.
6091 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
6092 color_pass, move_spill_restore, update_curr_costs): Ditto.
6094 * ira-lives.c (process_single_reg_class_operands): Ditto.
6096 * ira-emit.c (emit_move_list): Ditto.
6098 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
6099 (record_reg_classes): Ditto. Use functions
6100 ira_get_register_move_cost and ira_get_may_move_cost instead of
6101 global vars ira_register_move_cost, ira_may_move_out_cost and
6102 ira_may_move_in_cost.
6103 (record_address_regs): Don't call ira_init_register_move_cost.
6104 Use function ira_get_may_move_cost instead of global
6105 ira_may_move_in_cost.
6106 (process_bb_node_for_hard_reg_moves): Use function
6107 ira_get_register_move_cost instead of global ira_register_move_cost.
6108 (ira_costs): Don't call ira_init_register_move_cost.
6110 2009-04-16 Richard Guenther <rguenther@suse.de>
6112 * tree-cfg.c (verify_gimple_assign_binary):
6113 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
6114 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
6115 (create_general_new_stmt): Note that this function is broken.
6117 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6119 * common.opt (fhelp): Add Var(help_flag).
6120 * gcc-plugin.h (plugin_info): Add help.
6121 * plugin.c (plugin_name_args): Add help.
6122 (register_plugin_info): Set plugin->help.
6123 (print_help_one_plugin): New.
6124 (print_plugins_help): New.
6125 * plugin.h (print_plugins_help): New.
6126 * toplev.c (toplev_main): Call print_plugins_help if needed.
6128 2009-04-16 Richard Guenther <rguenther@suse.de>
6130 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
6131 (gimple_ior_addresses_taken_1): New function.
6132 (gimple_ior_addresses_taken): Likewise.
6133 * gimple.h (struct gimple_statement_with_ops_base): Remove
6134 addresses_taken member.
6135 (gimple_ior_addresses_taken): Declare.
6136 (gimple_addresses_taken, gimple_addresses_taken_ptr,
6137 gimple_set_addresses_taken): Remove.
6138 * ipa-reference.c (mark_address): New function.
6139 (scan_stmt_for_static_refs): Use it for marking addresses taken.
6140 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
6141 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
6142 (gimple_add_to_addresses_taken): Remove.
6143 (get_tmr_operands): Call mark_address_taken.
6144 (get_asm_expr_operands): Likewise.
6145 (get_expr_operands): Likewise.
6146 (build_ssa_operands): Do not clear the addresses_taken bitmap.
6147 (free_stmt_operands): Do not free it.
6148 * tree-ssa.c (delete_tree_ssa): Likewise.
6149 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
6151 2009-04-16 Richard Guenther <rguenther@suse.de>
6153 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
6154 (walk_stmt_load_store_ops): Likewise.
6155 * gimple.c (get_base_loadstore): New function.
6156 (walk_stmt_load_store_addr_ops): Likewise.
6157 (walk_stmt_load_store_ops): Likewise.
6158 * ipa-pure-const.c (check_op): Simplify.
6159 (check_load, check_store): New functions.
6160 (check_stmt): Use walk_stmt_load_store_ops.
6161 * ipa-reference.c (mark_load): Adjust signature.
6162 (mark_store): Likewise.
6163 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
6165 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6167 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
6169 * opts.c (common_handle_option): Don't call print_version.
6170 * plugin.c (plugin_name_args): Add version.
6171 (register_plugin_info): New.
6172 (register_callback): Handle PLUGIN_INFO.
6173 (try_init_one_plugin): New.
6174 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
6176 (finalize_one_plugin): New.
6177 (finalize_plugins): New.
6178 (print_one_plugin): New.
6179 (print_plugins_versions): New.
6180 * plugin.h (print_plugins_versions): New.
6181 (finalize_plugins): New.
6182 * toplev.c (compile_file): Don't call initialize_plugins.
6183 (print_version): Call print_plugins_versions.
6184 (toplev_main): Call initialize_plugins. Print version if needed.
6185 Call finalize_plugins.
6187 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6189 * common.opt (fversion): New.
6190 * gcc.c (print_version): New.
6191 (process_command): Don't print the version. Just set print_version.
6192 (main): Print version. Call subprocesses if print_version and
6193 verbose_flag are set.
6194 * opts.c (common_handle_option): Handle OPT_fversion.
6196 2009-04-16 Richard Guenther <rguenther@suse.de>
6197 Ira Rosen <irar@il.ibm.com>
6199 PR tree-optimization/39698
6200 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
6201 type of the reduction variable. Only generate the def if
6204 * omp-low.c (expand_omp_for_generic): When converting to a pointer
6205 make sure to first convert to an integer of the same precision.
6206 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
6207 the type of the evolution correctly in computing the new
6208 induction variable base.
6210 2009-04-16 Richard Guenther <rguenther@suse.de>
6213 * tree-cfg.c (make_blocks): Split statements with to-be
6214 abnormal SSA names on the lhs.
6216 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
6218 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
6219 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
6220 * c-typeck.c (really_start_incremental_init): Likewise.
6221 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
6222 (TARGET_INITIALIZER): Remove it.
6223 * target.h (struct target): Remove vector_opaque_p.
6224 * tree.c (build_opaque_vector_type): New.
6225 * tree.h (TYPE_VECTOR_OPAQUE): New.
6226 (build_opaque_vector_type): Declare.
6227 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
6228 * config/rs6000/rs6000.c (build_opaque_vector_type,
6229 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
6230 (rs6000_init_builtins): Use build_opaque_vector_type for
6231 opaque_V4SI_type_node.
6233 2009-04-15 Catherine Moore <clm@codesourcery.com>
6235 * debug.h (set_name): Declare.
6236 * dwarf2out.c (dwarf2out_set_name): Declare.
6237 (dwarf2_debug_hooks): Add set_name.
6238 (find_AT_string): New.
6239 (add_AT_string): Call find_AT_string.
6240 (dwarf2out_set_name): New.
6241 * cp/decl.c (grokdeclarator): Call set_name.
6242 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
6243 * debug.c (do_nothing_debug_hooks): Likewise.
6244 * dbxout.c (dbx_debug_hooks): Likewise.
6245 * sdbout.c (sdb_debug_hooks): Likewise.
6247 2009-04-15 Michael Eager <eager@eagercon.com>
6249 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
6250 reg for single-precision FPU.
6251 * config/rs6000/rs6000.md (movsi_internal1): Only for
6253 (movsi_internal1_single): New. Add pattern to move SI values to/from
6254 single-precision FP regs.
6256 2009-04-15 Richard Guenther <rguenther@suse.de>
6258 * omp-low.c (lower_rec_input_clauses): Build correct address
6260 (expand_omp_for_generic): Fix multiplication type.
6261 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
6262 (generate_memset_zero): Fix types.
6263 * tree-profile.c (prepare_instrumented_value): Correctly
6266 2009-04-15 Ian Lance Taylor <iant@google.com>
6268 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
6269 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
6270 for -Wall and for -Wc++-compat.
6271 (c_common_post_options): For C++, set warn_enum_compare if not
6273 * c-tree.h (struct c_expr): Add field original_type.
6274 (build_external_ref): Update declaration.
6275 * c-parser.c (c_parser_braced_init): Set original_type.
6276 (c_parser_initelt): Likewise.
6277 (c_parser_expr_no_commas): Likewise.
6278 (c_parser_conditional_expression): Likewise.
6279 (c_parser_cast_expression): Likewise.
6280 (c_parser_unary_expression): Likewise. Pull setting of
6281 original_code to top of function.
6282 (c_parser_sizeof_expression): Set original_type.
6283 (c_parser_alignof_expression): Likewise.
6284 (c_parser_postfix_expression): Likewise. Pull setting of
6285 original_code to top of function.
6286 (c_parser_postfix_expression_after_paren_type): Set original_type.
6287 (c_parser_postfix_expression_after_primary): Likewise.
6288 (c_parser_expression): Likewise.
6289 * c-typeck.c (build_external_ref): Add type parameter. Change all
6291 (c_expr_sizeof_expr): Set original_type field.
6292 (parser_build_unary_op): Likewise.
6293 (parser_build_binary_op): Likewise. Optionally warn about
6294 comparisons of enums of different types.
6295 (digest_init): Set original_type field.
6296 (really_start_incremental_init): Likewise.
6297 (push_init_level, pop_init_level): Likewise.
6298 * doc/invoke.texi (Warning Options): -Wenum-compare now
6301 2009-04-15 Richard Guenther <rguenther@suse.de>
6303 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
6304 out a necessary conversion.
6305 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
6306 names we didn't value number.
6307 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
6309 2009-04-15 Richard Guenther <rguenther@suse.de>
6311 PR tree-optimization/39764
6312 * tree-ssa-ccp.c (get_value): Canonicalize value with
6313 canonicalize_float_value.
6315 2009-04-15 Jan Hubicka <jh@suse.cz>
6317 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
6318 Wrong version of patch.
6320 2009-04-15 Jan Hubicka <jh@suse.cz>
6322 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
6324 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
6326 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
6327 our distinct integral and vector types.
6329 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
6331 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
6332 * init.c (build_vtbl_address): Remove call to assemble_external.
6334 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
6336 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
6337 output for other floating point modes.
6339 2009-04-14 Diego Novillo <dnovillo@google.com>
6341 * diagnostic.c (diagnostic_report_diagnostic): Do not
6342 warn about loaded plugins for DK_ERROR and DK_WARNING.
6343 * c-decl.c (declspecs_add_type): Move call to
6344 invoke_plugin_callbacks ...
6345 * c-parser.c (c_parser_declspecs): ... here.
6346 * plugin.c (dump_active_plugins): Tidy output.
6348 2009-04-14 Diego Novillo <dnovillo@google.com>
6349 Le-Chun Wu <lcwu@google.com>
6351 * configure.ac: Add --enable-plugin support.
6352 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
6353 * Makefile.in (PLUGIN_H): Define.
6354 Export ENABLE_PLUGIN and GMPINC to site.exp.
6355 Add PLUGINLIBS to link command.
6356 Add/modify dependencies for plugin.o and files including plugin.h.
6358 * config.in: Regenerate.
6360 * opts.c (common_handle_option): Handle OPT_fplugin_ and
6363 2009-04-14 Le-Chun Wu <lcwu@google.com>
6365 * tree-pass.h (register_one_dump_file): Add a prototype for
6366 register_one_dump_file.
6367 * toplev.c (compile_file): Call initialize_plugins.
6368 (do_compile): Call invoke_plugin_callbacks.
6369 (toplev_main): Call invoke_plugin_callbacks.
6370 * common.opt: Add -fplugin= and -fplugin-arg-.
6371 * gcc-plugin.h: New public header file for plugins to include.
6372 * plugin.c: New source file.
6373 * plugin.h: New internal header file.
6374 * passes.c (register_one_dump_file): Make it external.
6376 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
6378 2009-04-14 Diego Novillo <dnovillo@google.com>
6380 * doc/plugins.texi: New.
6381 * doc/gccint.texi: Add reference to Plugins chapter.
6382 * doc/invoke.texi: Document -fplugin and -fplugin-arg
6383 * diagnostic.c (diagnostic_report_diagnostic): Warn about
6384 loaded plugins, if any.
6385 * timevar.def (TV_PLUGIN_INIT): Define.
6386 (TV_PLUGIN_RUN): Define.
6387 * plugin.c: Include timevar.h
6388 (plugins_active_p): New.
6389 (dump_active_plugins): New.
6390 (debug_active_plugins): New.
6392 2009-04-14 Joseph Myers <joseph@codesourcery.com>
6394 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
6396 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
6398 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
6400 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
6401 the same as a minus without a shift.
6403 2009-04-14 Nick Clifton <nickc@redhat.com>
6405 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
6406 comparisons with small integers will always produce a short
6409 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
6412 2008-12-19 Diego Novillo <dnovillo@google.com>
6414 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
6416 2009-04-14 Richard Guenther <rguenther@suse.de>
6418 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
6420 (verify_gimple_assign_binary): Likewise. Handle shifts and
6422 (verify_gimple_phi): Print the mismatched argument position.
6423 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6425 (vect_update_init_of_dr): Likewise.
6426 * matrix-reorg.c (transform_access_sites): Do what the
6428 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
6430 2009-04-13 Michael Eager <eager@eagercon.com>
6432 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
6433 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
6434 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
6435 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
6436 remove duplicate config
6438 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6440 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
6441 file_name:line_number type locator of the call site.
6443 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
6445 * genautomata.c: Put blank after comma.
6446 (automaton_decls): New.
6447 (struct unit_usage): Add comments to member next.
6448 (store_alt_unit_usage): Keep the list ordered.
6449 (unit_present_on_list_p, equal_alternatives_p): New.
6450 (check_regexp_units_distribution): Check units distribution
6451 correctness correctly.
6452 (main): Don't write automata if error is found. Return correct
6455 * config/m68k/cf.md (cfv4_ds): Remove.
6456 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
6457 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
6459 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
6460 power4-load-ext, power4-store, power4-store-update,
6461 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
6462 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
6463 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
6464 power4-sqrt, power4-isync): Modify reservation to make correct
6465 unit distribution to automata.
6467 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
6468 power5-store-update, power5-two, power5-three, power5-lmul,
6469 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
6471 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
6473 * except.c (pass_set_nothrow_function_flags): Set name and add
6475 (set_nothrow_function_flags): Mention in the dump file when
6476 changing a function to nothrow.
6478 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
6481 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
6482 instead of unsigned long.
6484 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6486 * config/arm/arm.c (return_used_this_function): Remove.
6487 (arm_output_function_prologue): Remove use of
6488 return_used_this_function.
6489 (output_return_instruction): Replace use of
6490 return_used_this_function
6491 by cfun->machine->return_used_this_function.
6492 (arm_output_epilogue): Likewise.
6493 (arm_output_function_epilogue): Likewise.
6494 (thumb_unexpanded_epilogue): Likewise.
6495 * config/arm/arm.h (struct machine_function):
6496 New member return_used_this_function.
6498 2009-04-12 Mark Mitchell <mark@codesourcery.com>
6500 * doc/install.texi: Correct description of default directory for
6501 --with-gxx-include-dir.
6503 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
6505 * fold-const.c (build_range_check): Properly deal with enumeral and
6508 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
6510 * doc/invoke.texi (max_gcse_passes): Remove documentation.
6511 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
6512 * params.h (MAX_GCSE_PASSES): Remove.
6513 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
6514 in sequence. Remove ability to run multiple passes.
6515 (bypass_jumps): Report run as third CPROP pass.
6517 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
6520 * except.c (can_throw_external): Look at each insn in a SEQUENCE
6521 when deciding whether the whole SEQUENCE can throw.
6523 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
6526 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
6527 offseted label references.
6529 2009-04-11 Jan Hubicka <jh@suse.cz>
6531 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
6533 2009-04-11 Richard Guenther <rguenther@suse.de>
6536 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
6537 return variables as TREE_ADDRESSABLE.
6539 2009-04-11 Richard Guenther <rguenther@suse.de>
6541 PR tree-optimization/39713
6542 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
6543 reference trees have SSA_NAME operands.
6545 2009-04-11 Richard Guenther <rguenther@suse.de>
6548 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
6549 address expressions.
6551 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
6553 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
6554 match changes in Cygwin 1.7
6555 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
6556 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
6558 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
6560 PR tree-optimization/39701
6561 * doc/invoke.texi (Optimization Options): Document change in
6562 meaning and initialization of -fdelete-null-pointer-checks.
6564 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
6567 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
6569 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
6572 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
6574 2009-04-10 Chao-ying Fu <fu@mips.com>
6576 * doc/tm.texi (Instruction Output): Document
6577 TARGET_ASM_FINAL_POSTSCAN_INSN.
6578 * target.h (final_postscan_insn): New field in asm_out.
6579 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
6580 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
6581 * final.c (final_scan_insn): Call
6582 targetm.asm_out.final_postscan_insn after outputting
6583 an asm macro and a normal instruction.
6585 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
6586 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
6587 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
6588 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
6589 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
6591 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
6594 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
6595 variables as non-NULL even with -fdelete-null-pointer-checks.
6597 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
6599 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
6601 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
6604 * config/i386/i386.c (classify_argument): Handle SCmode with
6605 (bit_offset % 64) != 0.
6607 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
6609 * doc/invoke.texi (Optimize Options): Add cross-reference to
6610 -Q --help=optimizers examples.
6612 2009-04-10 Ben Elliston <bje@au.ibm.com>
6615 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
6616 regalign for the reg == fpr and TDmode case.
6618 2009-04-09 David Ayers <ayers@fsfe.org>
6621 * objc/objc-act.c (warn_with_method): Remove helper function.
6622 (check_duplicates): Call warning and inform directly.
6623 (really_start_method): Likewise.
6625 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
6627 * expmed.c (expand_divmod): Always use a comparison for a division
6628 by a large unsigned integer.
6630 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
6631 for things others than variables or functions as nonzero.
6633 2009-04-09 Nick Clifton <nickc@redhat.com>
6635 * unwind-compat.c: Change copyright header to refer to version
6636 3 of the GNU General Public License with version 3.1 of the
6637 GCC Runtime Library Exception and to point readers at the
6638 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
6639 * config/alpha/crtfastmath.c: Likewise.
6640 * config/alpha/linux-unwind.h: Likewise.
6641 * config/alpha/qrnnd.asm: Likewise.
6642 * config/alpha/vms-crt0-64.c: Likewise.
6643 * config/alpha/vms-crt0.c: Likewise.
6644 * config/alpha/vms-dwarf2.asm: Likewise.
6645 * config/alpha/vms-dwarf2eh.asm: Likewise.
6646 * config/alpha/vms-psxcrt0-64.c: Likewise.
6647 * config/alpha/vms-psxcrt0.c: Likewise.
6648 * config/alpha/vms_tramp.asm: Likewise.
6649 * config/arc/initfini.c: Likewise.
6650 * config/arc/lib1funcs.asm: Likewise.
6651 * config/arm/bpabi-v6m.S: Likewise.
6652 * config/arm/bpabi.S: Likewise.
6653 * config/arm/bpabi.c: Likewise.
6654 * config/arm/crti.asm: Likewise.
6655 * config/arm/crtn.asm: Likewise.
6656 * config/arm/ieee754-df.S: Likewise.
6657 * config/arm/ieee754-sf.S: Likewise.
6658 * config/arm/lib1funcs.asm: Likewise.
6659 * config/arm/libunwind.S: Likewise.
6660 * config/arm/linux-atomic.c: Likewise.
6661 * config/arm/mmintrin.h: Likewise.
6662 * config/arm/pr-support.c: Likewise.
6663 * config/arm/unaligned-funcs.c: Likewise.
6664 * config/arm/unwind-arm.c: Likewise.
6665 * config/arm/unwind-arm.h: Likewise.
6666 * config/avr/libgcc.S: Likewise.
6667 * config/bfin/crti.s: Likewise.
6668 * config/bfin/crtlibid.s: Likewise.
6669 * config/bfin/crtn.s: Likewise.
6670 * config/bfin/lib1funcs.asm: Likewise.
6671 * config/bfin/linux-unwind.h: Likewise.
6672 * config/cris/arit.c: Likewise.
6673 * config/cris/cris_abi_symbol.c: Likewise.
6674 * config/darwin-64.c: Likewise.
6675 * config/darwin-crt2.c: Likewise.
6676 * config/darwin-crt3.c: Likewise.
6677 * config/darwin.h: Likewise.
6678 * config/dbxelf.h: Likewise.
6679 * config/dfp-bit.c: Likewise.
6680 * config/dfp-bit.h: Likewise.
6681 * config/elfos.h: Likewise.
6682 * config/fixed-bit.c: Likewise.
6683 * config/fixed-bit.h: Likewise.
6684 * config/fp-bit.c: Likewise.
6685 * config/fp-bit.h: Likewise.
6686 * config/fr30/crti.asm: Likewise.
6687 * config/fr30/crtn.asm: Likewise.
6688 * config/fr30/lib1funcs.asm: Likewise.
6689 * config/freebsd-spec.h: Likewise.
6690 * config/frv/cmovd.c: Likewise.
6691 * config/frv/cmovh.c: Likewise.
6692 * config/frv/cmovw.c: Likewise.
6693 * config/frv/frvbegin.c: Likewise.
6694 * config/frv/frvend.c: Likewise.
6695 * config/frv/lib1funcs.asm: Likewise.
6696 * config/glibc-stdint.h: Likewise.
6697 * config/h8300/clzhi2.c: Likewise.
6698 * config/h8300/crti.asm: Likewise.
6699 * config/h8300/crtn.asm: Likewise.
6700 * config/h8300/ctzhi2.c: Likewise.
6701 * config/h8300/fixunssfsi.c: Likewise.
6702 * config/h8300/lib1funcs.asm: Likewise.
6703 * config/h8300/parityhi2.c: Likewise.
6704 * config/h8300/popcounthi2.c: Likewise.
6705 * config/i386/ammintrin.h: Likewise.
6706 * config/i386/att.h: Likewise.
6707 * config/i386/avxintrin.h: Likewise.
6708 * config/i386/biarch64.h: Likewise.
6709 * config/i386/bmmintrin.h: Likewise.
6710 * config/i386/cpuid.h: Likewise.
6711 * config/i386/cross-stdarg.h: Likewise.
6712 * config/i386/crtfastmath.c: Likewise.
6713 * config/i386/crtprec.c: Likewise.
6714 * config/i386/cygming-crtbegin.c: Likewise.
6715 * config/i386/cygming-crtend.c: Likewise.
6716 * config/i386/cygwin.asm: Likewise.
6717 * config/i386/emmintrin.h: Likewise.
6718 * config/i386/gmm_malloc.h: Likewise.
6719 * config/i386/gthr-win32.c: Likewise.
6720 * config/i386/i386.h: Likewise.
6721 * config/i386/immintrin.h: Likewise.
6722 * config/i386/linux-unwind.h: Likewise.
6723 * config/i386/linux64.h: Likewise.
6724 * config/i386/mm3dnow.h: Likewise.
6725 * config/i386/mmintrin-common.h: Likewise.
6726 * config/i386/mmintrin.h: Likewise.
6727 * config/i386/nmmintrin.h: Likewise.
6728 * config/i386/pmm_malloc.h: Likewise.
6729 * config/i386/pmmintrin.h: Likewise.
6730 * config/i386/smmintrin.h: Likewise.
6731 * config/i386/sol2-c1.asm: Likewise.
6732 * config/i386/sol2-ci.asm: Likewise.
6733 * config/i386/sol2-cn.asm: Likewise.
6734 * config/i386/sol2-gc1.asm: Likewise.
6735 * config/i386/tmmintrin.h: Likewise.
6736 * config/i386/unix.h: Likewise.
6737 * config/i386/w32-unwind.h: Likewise.
6738 * config/i386/wmmintrin.h: Likewise.
6739 * config/i386/x86-64.h: Likewise.
6740 * config/i386/x86intrin.h: Likewise.
6741 * config/i386/xmmintrin.h: Likewise.
6742 * config/ia64/crtbegin.asm: Likewise.
6743 * config/ia64/crtend.asm: Likewise.
6744 * config/ia64/crtfastmath.c: Likewise.
6745 * config/ia64/crti.asm: Likewise.
6746 * config/ia64/crtn.asm: Likewise.
6747 * config/ia64/fde-glibc.c: Likewise.
6748 * config/ia64/lib1funcs.asm: Likewise.
6749 * config/ia64/linux-unwind.h: Likewise.
6750 * config/ia64/quadlib.c: Likewise.
6751 * config/ia64/unwind-ia64.c: Likewise.
6752 * config/linux.h: Likewise.
6753 * config/m32c/m32c-lib1.S: Likewise.
6754 * config/m32c/m32c-lib2-trapv.c: Likewise.
6755 * config/m32c/m32c-lib2.c: Likewise.
6756 * config/m32r/initfini.c: Likewise.
6757 * config/m68hc11/larith.asm: Likewise.
6758 * config/m68hc11/m68hc11-crt0.S: Likewise.
6759 * config/m68k/cf.md: Likewise.
6760 * config/m68k/crti.s: Likewise.
6761 * config/m68k/crtn.s: Likewise.
6762 * config/m68k/lb1sf68.asm: Likewise.
6763 * config/m68k/linux-unwind.h: Likewise.
6764 * config/mcore/crti.asm: Likewise.
6765 * config/mcore/crtn.asm: Likewise.
6766 * config/mcore/lib1.asm: Likewise.
6767 * config/mips/linux-unwind.h: Likewise.
6768 * config/mips/loongson.h: Likewise.
6769 * config/mips/mips16.S: Likewise.
6770 * config/mmix/crti.asm: Likewise.
6771 * config/mmix/crtn.asm: Likewise.
6772 * config/pa/fptr.c: Likewise.
6773 * config/pa/hpux-unwind.h: Likewise.
6774 * config/pa/lib2funcs.asm: Likewise.
6775 * config/pa/linux-atomic.c: Likewise.
6776 * config/pa/linux-unwind.h: Likewise.
6777 * config/pa/milli64.S: Likewise.
6778 * config/pa/quadlib.c: Likewise.
6779 * config/pa/stublib.c: Likewise.
6780 * config/picochip/libgccExtras/adddi3.asm: Likewise.
6781 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
6782 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
6783 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
6784 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
6785 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
6786 * config/picochip/libgccExtras/divmod15.asm: Likewise.
6787 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
6788 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
6789 * config/picochip/libgccExtras/longjmp.asm: Likewise.
6790 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
6791 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
6792 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
6793 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
6794 * config/picochip/libgccExtras/setjmp.asm: Likewise.
6795 * config/picochip/libgccExtras/subdi3.asm: Likewise.
6796 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
6797 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
6798 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
6799 * config/rs6000/750cl.h: Likewise.
6800 * config/rs6000/altivec.h: Likewise.
6801 * config/rs6000/biarch64.h: Likewise.
6802 * config/rs6000/crtresfpr.asm: Likewise.
6803 * config/rs6000/crtresgpr.asm: Likewise.
6804 * config/rs6000/crtresxfpr.asm: Likewise.
6805 * config/rs6000/crtresxgpr.asm: Likewise.
6806 * config/rs6000/crtsavfpr.asm: Likewise.
6807 * config/rs6000/crtsavgpr.asm: Likewise.
6808 * config/rs6000/darwin-asm.h: Likewise.
6809 * config/rs6000/darwin-fallback.c: Likewise.
6810 * config/rs6000/darwin-fpsave.asm: Likewise.
6811 * config/rs6000/darwin-ldouble.c: Likewise.
6812 * config/rs6000/darwin-tramp.asm: Likewise.
6813 * config/rs6000/darwin-unwind.h: Likewise.
6814 * config/rs6000/darwin-vecsave.asm: Likewise.
6815 * config/rs6000/darwin-world.asm: Likewise.
6816 * config/rs6000/e500crtres32gpr.asm: Likewise.
6817 * config/rs6000/e500crtres64gpr.asm: Likewise.
6818 * config/rs6000/e500crtres64gprctr.asm: Likewise.
6819 * config/rs6000/e500crtrest32gpr.asm: Likewise.
6820 * config/rs6000/e500crtrest64gpr.asm: Likewise.
6821 * config/rs6000/e500crtresx32gpr.asm: Likewise.
6822 * config/rs6000/e500crtresx64gpr.asm: Likewise.
6823 * config/rs6000/e500crtsav32gpr.asm: Likewise.
6824 * config/rs6000/e500crtsav64gpr.asm: Likewise.
6825 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
6826 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
6827 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
6828 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
6829 * config/rs6000/eabi-ci.asm: Likewise.
6830 * config/rs6000/eabi-cn.asm: Likewise.
6831 * config/rs6000/eabi.asm: Likewise.
6832 * config/rs6000/linux-unwind.h: Likewise.
6833 * config/rs6000/linux64.h: Likewise.
6834 * config/rs6000/paired.h: Likewise.
6835 * config/rs6000/paired.md: Likewise.
6836 * config/rs6000/ppc64-fp.c: Likewise.
6837 * config/rs6000/ppu_intrinsics.h: Likewise.
6838 * config/rs6000/rs6000.h: Likewise.
6839 * config/rs6000/si2vmx.h: Likewise.
6840 * config/rs6000/sol-ci.asm: Likewise.
6841 * config/rs6000/sol-cn.asm: Likewise.
6842 * config/rs6000/spe.h: Likewise.
6843 * config/rs6000/spu2vmx.h: Likewise.
6844 * config/rs6000/sysv4.h: Likewise.
6845 * config/rs6000/tramp.asm: Likewise.
6846 * config/rs6000/vec_types.h: Likewise.
6847 * config/s390/linux-unwind.h: Likewise.
6848 * config/s390/tpf-unwind.h: Likewise.
6849 * config/score/crti.asm: Likewise.
6850 * config/score/crtn.asm: Likewise.
6851 * config/sh/crt1.asm: Likewise.
6852 * config/sh/crti.asm: Likewise.
6853 * config/sh/crtn.asm: Likewise.
6854 * config/sh/divtab-sh4-300.c: Likewise.
6855 * config/sh/divtab-sh4.c: Likewise.
6856 * config/sh/divtab.c: Likewise.
6857 * config/sh/lib1funcs-4-300.asm: Likewise.
6858 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
6859 * config/sh/lib1funcs.asm: Likewise.
6860 * config/sh/lib1funcs.h: Likewise.
6861 * config/sh/linux-atomic.asm: Likewise.
6862 * config/sh/linux-unwind.h: Likewise.
6863 * config/sh/shmedia.h: Likewise.
6864 * config/sh/sshmedia.h: Likewise.
6865 * config/sh/ushmedia.h: Likewise.
6866 * config/sparc/crtfastmath.c: Likewise.
6867 * config/sparc/linux-unwind.h: Likewise.
6868 * config/sparc/sol2-c1.asm: Likewise.
6869 * config/sparc/sol2-ci.asm: Likewise.
6870 * config/sparc/sol2-cn.asm: Likewise.
6871 * config/spu/divmodti4.c: Likewise.
6872 * config/spu/divv2df3.c: Likewise.
6873 * config/spu/float_disf.c: Likewise.
6874 * config/spu/float_unsdidf.c: Likewise.
6875 * config/spu/float_unsdisf.c: Likewise.
6876 * config/spu/float_unssidf.c: Likewise.
6877 * config/spu/mfc_multi_tag_release.c: Likewise.
6878 * config/spu/mfc_multi_tag_reserve.c: Likewise.
6879 * config/spu/mfc_tag_release.c: Likewise.
6880 * config/spu/mfc_tag_reserve.c: Likewise.
6881 * config/spu/mfc_tag_table.c: Likewise.
6882 * config/spu/multi3.c: Likewise.
6883 * config/spu/spu_internals.h: Likewise.
6884 * config/spu/spu_intrinsics.h: Likewise.
6885 * config/spu/spu_mfcio.h: Likewise.
6886 * config/spu/vec_types.h: Likewise.
6887 * config/spu/vmx2spu.h: Likewise.
6888 * config/stormy16/stormy16-lib2.c: Likewise.
6889 * config/svr4.h: Likewise.
6890 * config/sync.c: Likewise.
6891 * config/v850/lib1funcs.asm: Likewise.
6892 * config/vxlib-tls.c: Likewise.
6893 * config/vxlib.c: Likewise.
6894 * config/vxworks-dummy.h: Likewise.
6895 * config/xtensa/crti.asm: Likewise.
6896 * config/xtensa/crtn.asm: Likewise.
6897 * config/xtensa/ieee754-df.S: Likewise.
6898 * config/xtensa/ieee754-sf.S: Likewise.
6899 * config/xtensa/lib1funcs.asm: Likewise.
6900 * config/xtensa/lib2funcs.S: Likewise.
6901 * config/xtensa/linux-unwind.h: Likewise.
6902 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
6903 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
6904 * coretypes.h: Likewise.
6905 * crtstuff.c: Likewise.
6906 * defaults.h: Likewise.
6907 * dwarf2.h: Likewise.
6908 * emutls.c: Likewise.
6909 * gbl-ctors.h: Likewise.
6910 * gcov-io.h: Likewise.
6911 * ginclude/float.h: Likewise.
6912 * ginclude/iso646.h: Likewise.
6913 * ginclude/stdarg.h: Likewise.
6914 * ginclude/stdbool.h: Likewise.
6915 * ginclude/stddef.h: Likewise.
6916 * ginclude/stdfix.h: Likewise.
6917 * ginclude/stdint-gcc.h: Likewise.
6918 * ginclude/tgmath.h: Likewise.
6919 * gthr-aix.h: Likewise.
6920 * gthr-dce.h: Likewise.
6921 * gthr-gnat.c: Likewise.
6922 * gthr-gnat.h: Likewise.
6923 * gthr-lynx.h: Likewise.
6924 * gthr-mipssde.h: Likewise.
6925 * gthr-nks.h: Likewise.
6926 * gthr-posix.c: Likewise.
6927 * gthr-posix.h: Likewise.
6928 * gthr-posix95.h: Likewise.
6929 * gthr-rtems.h: Likewise.
6930 * gthr-single.h: Likewise.
6931 * gthr-solaris.h: Likewise.
6932 * gthr-tpf.h: Likewise.
6933 * gthr-vxworks.h: Likewise.
6934 * gthr-win32.h: Likewise.
6936 * libgcc2.c: Likewise.
6937 * libgcc2.h: Likewise.
6938 * libgcov.c: Likewise.
6939 * tsystem.h: Likewise.
6940 * typeclass.h: Likewise.
6941 * unwind-c.c: Likewise.
6942 * unwind-compat.h: Likewise.
6943 * unwind-dw2-fde-compat.c: Likewise.
6944 * unwind-dw2-fde-darwin.c: Likewise.
6945 * unwind-dw2-fde-glibc.c: Likewise.
6946 * unwind-dw2-fde.c: Likewise.
6947 * unwind-dw2-fde.h: Likewise.
6948 * unwind-dw2.c: Likewise.
6949 * unwind-dw2.h: Likewise.
6950 * unwind-generic.h: Likewise.
6951 * unwind-pe.h: Likewise.
6952 * unwind-sjlj.c: Likewise.
6953 * unwind.inc: Likewise.
6954 * config/arm/neon-gen.ml: Change generated copyright header to
6955 refer to version 3 of the GNU General Public License with
6956 version 3.1 of the GCC Runtime Library Exception and to point
6957 readers at the COPYING3 and COPYING3.RUNTIME files and the
6958 FSF's license web page.
6959 * config/arm/arm_neon.h: Regenerate.
6961 2009-04-09 Jakub Jelinek <jakub@redhat.com>
6963 * config/cris/cris.md: Change copyright header to refer to version
6964 3 of the GNU General Public License.
6965 * doc/install.texi2html: Change copyright header to refer to version
6966 3 of the GNU General Public License and to point readers at the
6967 COPYING3 file and the FSF's license web page.
6968 * config/vax/linux.h: Likewise.
6970 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
6972 * config/i386/i386.md (cmpcc): New.
6973 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
6974 (sync_compare_and_swap_cc*): Delete.
6976 * config/s390/s390.c (s390_compare_emitted): Remove.
6977 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
6978 s390_compare_emitted used to be handled. Assert that modes match.
6979 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
6980 refer to sync_compare_and_swap_ccsi.
6981 * config/s390/s390.h (s390_compare_emitted): Remove.
6982 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
6983 instead of s390_compare_emitted.
6984 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
6985 instead of s390_compare_emitted.
6986 * config/s390/s390.md (cmpcc): New.
6987 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
6988 CC_REGNUM, do not pretend it's set.
6989 (sync_compare_and_swap_cc*): Delete.
6990 * config/s390/predicates.md (cc_reg_operand): New.
6992 * expr.c (sync_compare_and_swap_cc): Delete.
6993 * optabs.h (sync_compare_and_swap_cc): Delete.
6994 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
6995 is being used with can_compare_p.
6996 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
6998 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
6999 look for a MODE_CC set instead. Use emit_store_flag.
7000 (expand_compare_and_swap_loop): Likewise, with some additional
7001 complication to avoid a force_reg when useless. Use
7002 emit_cmp_and_jump_insns.
7003 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
7004 * doc/md.texi (sync_compare_and_swap_cc): Merge with
7005 sync_compare_and_swap documentation.
7007 2009-04-09 Jan Hubicka <jh@suse.cz>
7009 * except.c (find_prev_try): Break out from ....
7010 (duplicate_eh_regions): ... here; properly update prev_try pointers
7011 when duplication part of tree.
7012 (dump_eh_tree): Improve dumping.
7013 (verify_eh_region): New.
7014 (verify_eh_tree): Use it.
7016 2009-04-06 Richard Guenther <rguenther@suse.de>
7018 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
7019 &ARRAY addresses by adjusting their types and prepending
7021 * tree-cfg.c (verify_gimple_assign_single): Verify that
7022 addresses are correct.
7024 2009-04-09 Richard Guenther <rguenther@suse.de>
7026 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
7027 indices into an array reference if possible.
7028 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7029 Fold POINTER_PLUS_EXPR statements with invariant address.
7031 2009-04-09 Alan Modra <amodra@bigpond.net.au>
7034 * config.gcc (powerpc64-*-linux*): Always build biarch.
7036 2009-04-09 Joseph Myers <joseph@codesourcery.com>
7039 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
7040 it and pedwarn if this results in an INTEGER_CST.
7042 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7044 * doc/install.texi: Update minimum GMP version. Remove obsolete
7045 text in MPFR section.
7047 2009-04-08 Jakub Jelinek <jakub@redhat.com>
7049 * dwarf2out.c (class_scope_p): New static inline.
7050 (class_or_namespace_scope_p): Use it.
7051 (gen_variable_die): Use DW_TAG_member tag for static data member
7052 declarations instead of DW_TAG_variable.
7055 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
7058 2009-04-08 Richard Guenther <rguenther@suse.de>
7060 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
7061 valueize random data.
7063 2009-04-08 David Edelsohn <edelsohn@gnu.org>
7065 * config.gcc (aix tm_file): Add aix-stdint.h.
7066 (aix tm clause use_gcc_stdint): Set to wrap.
7067 * config/rs6000/aix-stdint.h: New file.
7069 2009-04-08 Richard Guenther <rguenther@suse.de>
7072 * tree-dfa.c (add_referenced_var): Do not recurse into
7073 global initializers.
7074 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
7076 (fold_const_aggregate_ref): Likewise.
7078 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
7080 * recog.c (ordered_comparison_operator): New.
7081 * gensupport.c (std_preds): Add it.
7082 * doc/md.texi (Machine-Independent Predicates): Document it.
7084 2009-04-08 Jan Hubicka <jh@suse.cz>
7086 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
7087 * function.h (rtl_eh): Remove exception_handler_label_map.
7088 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
7089 remove_exception_handler_label, for_each_eh_label_1): Remove.
7090 (rtl_remove_unreachable_regions): Remove.
7091 (convert_from_eh_region_ranges): Do not remove unreachable regions.
7092 (find_exception_handler_labels): Don't build the hashtable.
7093 (maybe_remove_eh_handler): Remove.
7094 (for_each_eh_label): Rewrite to walk the tree.
7095 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
7096 * except.h (maybe_remove_eh_handler): Remove.
7097 * passes.c (init_optimization_passes): Schedule second EH cleanup
7099 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
7100 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
7102 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
7104 * genoutput.c (validate_optab_operands): New.
7105 (gen_insn, gen_expand): Call it.
7107 * genflags.c (gen_insn): Detect misused iterators.
7108 (main): Pass line_no to gen_insn, exit with status 1 on error.
7110 * genextract.c (line_no): Make global.
7111 (VEC_safe_set_locstr): Change assertion to error message.
7112 (main): Exit with status 1 on error.
7114 2009-04-08 Joseph Myers <joseph@codesourcery.com>
7118 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
7119 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
7120 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
7121 * c-convert.c (convert): Do not call fold on results of conversion
7122 functions when the result is a C_MAYBE_CONST_EXPR.
7123 * c-parser.c (c_parser_postfix_expression): Do not fold condition
7124 of __builtin_choose_expr.
7125 * c-typeck.c (remove_c_maybe_const_expr): New.
7126 (build_unary_op, build_conditional_expr, build_compound_expr,
7127 build_binary_op, c_objc_common_truthvalue_conversion): Call
7128 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
7131 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
7133 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
7134 CODE to produce a new one. Add a prototype to use fold_convert_const
7136 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
7139 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
7140 mix declarations and code.
7142 2009-04-08 Ben Elliston <bje@au.ibm.com>
7144 * gcc.c: Replace `CC' with `GCC' throughout.
7146 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
7148 * doc/invoke.texi: Document Atom support.
7150 2009-04-07 Jason Merrill <jason@redhat.com>
7153 * c-common.h, c-common.c: Add flag_pretty_templates.
7154 * c-opts.c (c_common_handle_option): Set it.
7155 * c.opt: Add -fno-pretty-templates.
7156 * doc/invoke.texi (C++ Dialect Options): Likewise.
7158 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
7160 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
7161 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
7162 (ia64_expand_builtin): Likewise.
7164 2009-04-07 Martin Jambor <mjambor@suse.cz>
7166 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
7167 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
7168 ADDR_EXPRS are include too.
7170 2009-04-07 Richard Guenther <rguenther@suse.de>
7172 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
7173 decls are only used if passes as parameters or if they are
7174 local statics and the call is not to a builtin.
7175 (call_may_clobber_ref_p_1): Likewise.
7177 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7179 * expr.c (do_store_flag): Remove last argument. Simplify code
7180 to avoid duplication of tests already done by can_compare_p.
7181 (expand_expr_real_1): Adjust caller.
7183 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7185 * optabs.c (can_compare_p): Test the predicate of a
7186 cbranch and cstore pattern.
7188 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7190 * expr.c (convert_move): Use emit_store_flag instead of
7193 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
7195 * config/i386/i386.c (ix86_compare_emitted): Remove.
7196 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
7197 ix86_compare_op0 like ix86_compare_emitted used to be handled.
7198 * config/i386/i386.h (ix86_compare_emitted): Remove.
7199 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
7200 instead of ix86_compare_emitted.
7201 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
7203 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
7205 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
7206 Add t-sysroot-suffix to tmake_file.
7207 * config/print-sysroot-suffix.sh: New file.
7208 * config/t-sysroot-suffix: New file.
7210 2009-04-07 Ben Elliston <bje@au.ibm.com>
7212 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
7213 as the latter produces a warning when the target does not support
7216 2009-04-07 Ben Elliston <bje@au.ibm.com>
7218 * dfp.c: Replace type punning assignments with memcpy throughout.
7219 * Makefile.in (dfp.o-warn): Remove.
7221 2009-04-07 Alan Modra <amodra@bigpond.net.au>
7224 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
7225 Include soft-fp/t-softfp after rs6000/t-linux64.
7227 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
7229 * stor-layout.c (set_sizetype): Use the full precision of their
7230 machine mode for bitsize types.
7232 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
7234 * config/i386/i386.md: Revert 2 accidental checkins.
7236 2009-04-06 Joey Ye <joey.ye@intel.com>
7237 Xuepeng Guo <xuepeng.guo@intel.com>
7238 H.J. Lu <hongjiu.lu@intel.com>
7240 Atom pipeline model, tuning and insn selection.
7241 * config.gcc (atom): Add atom config options and target.
7243 * config/i386/atom.md: New.
7245 * config/i386/i386.c (atom_cost): New cost.
7246 (m_ATOM): New macro flag.
7247 (initial_ix86_tune_features): Set m_ATOM.
7248 (x86_accumulate_outgoing_args): Likewise.
7249 (x86_arch_always_fancy_math_387): Likewise.
7250 (processor_target): Add Atom cost.
7251 (cpu_names): Add Atom cpu name.
7252 (override_options): Set Atom ISA.
7253 (ix86_issue_rate): New case PROCESSOR_ATOM.
7254 (ix86_adjust_cost): Likewise.
7256 * config/i386/i386.h (TARGET_ATOM): New target macro.
7257 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
7258 (TARGET_OPT_AGU): New target option.
7259 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
7260 (processor_type): Add PROCESSOR_ATOM.
7262 * config/i386/i386.md (cpu): Add new value "atom".
7263 (use_carry, movu): New attr.
7264 (atom.md): Include atom.md.
7265 (adddi3_carry_rex64): Set attr "use_carry".
7266 (addqi3_carry): Likewise.
7267 (addhi3_carry): Likewise.
7268 (addsi3_carry): Likewise.
7269 (*addsi3_carry_zext): Likewise.
7270 (subdi3_carry_rex64): Likewise.
7271 (subqi3_carry): Likewise.
7272 (subhi3_carry): Likewise.
7273 (subsi3_carry): Likewise.
7274 (x86_movdicc_0_m1_rex64): Likewise.
7275 (*x86_movdicc_0_m1_se): Likewise.
7276 (x86_movsicc_0_m1): Likewise.
7277 (*x86_movsicc_0_m1_se): Likewise.
7278 (*adddi_1_rex64): Emit add insn as much as possible.
7279 (*addsi_1): Likewise.
7280 (return_internal): Set atom_unit.
7281 (return_internal_long): Likewise.
7282 (return_pop_internal): Likewise.
7283 (*rcpsf2_sse): Set atom_sse_attr attr.
7284 (*qrt<mode>2_sse): Likewise.
7285 (*prefetch_sse): Likewise.
7287 * config/i386/i386-c.c (ix86_target_macros_internal): New case
7289 (ix86_target_macros_internal): Likewise.
7291 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
7292 (*prefetch_sse_rex): Likewise.
7293 (sse_rcpv4sf2): Likewise.
7294 (sse_vmrcpv4sf2): Likewise.
7295 (sse_sqrtv4sf2): Likewise.
7296 (<sse>_vmsqrt<mode>2): Likewise.
7297 (sse_ldmxcsr): Likewise.
7298 (sse_stmxcsr): Likewise.
7299 (*sse_sfence): Likewise.
7300 (sse2_clflush): Likewise.
7301 (*sse2_mfence): Likewise.
7302 (*sse2_lfence): Likewise.
7303 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
7304 (<sse>_movup<ssemodesuffixf2c>): Likewise.
7305 (avx_movdqu<avxmodesuffix>): Likewise.
7306 (avx_lddqu<avxmodesuffix>): Likewise.
7307 (sse2_movntv2di): Change attr "type" to "ssemov".
7308 (sse2_movntsi): Likewise.
7309 (rsqrtv8sf2): Change attr "type" to "sseadd".
7310 (sse3_addsubv2df3): Set attr "atom_unit".
7311 (sse3_h<plusminus_insn>v4sf3): Likewise.
7312 (*sse2_pmaddwd): Likewise.
7313 (*vec_extractv2di_1_rex64): Likewise.
7314 (*vec_extractv2di_1_avx): Likewise.
7315 (sse2_psadbw): Likewise.
7316 (ssse3_phaddwv8hi3): Likewise.
7317 (ssse3_phaddwv4hi3): Likewise.
7318 (ssse3_phadddv4si3): Likewise.
7319 (ssse3_phadddv2si3): Likewise.
7320 (ssse3_phaddswv8hi3): Likewise.
7321 (ssse3_phaddswv4hi3): Likewise.
7322 (ssse3_phsubwv8hi3): Likewise.
7323 (ssse3_phsubwv4hi3): Likewise.
7324 (ssse3_phsubdv4si3): Likewise.
7325 (ssse3_phsubdv2si3): Likewise.
7326 (ssse3_phsubswv8hi3): Likewise.
7327 (ssse3_phsubswv4hi3): Likewise.
7328 (ssse3_pmaddubsw128): Likewise.
7329 (sse3_pmaddubsw: Likewise.
7330 (ssse3_palignrti): Likewise.
7331 (ssse3_palignrdi): Likewise.
7333 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
7335 * doc/install.texi (Specific): Fix two cross-references to MinGW.
7337 2009-04-06 Richard Guenther <rguenther@suse.de>
7339 PR tree-optimization/28868
7340 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
7341 of which PHI results we inserted.
7342 (insert_into_preds_of_block): Record inserted PHIs.
7343 (eliminate): Eliminate redundant PHI nodes.
7344 (init_pre): Init inserted_phi_names.
7346 2009-04-06 Richard Guenther <rguenther@suse.de>
7348 PR tree-optimization/39643
7349 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
7350 IMAGPART_EXPRs of complex constants.
7351 (execute_fold_all_builtins): If we folded a call queue
7352 TODO_update_address_taken.
7354 2009-04-06 Jan Hubicka <jh@suse.cz>
7357 * except.c (remove_unreachable_regions): Propagate may_contain_throw
7360 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
7362 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
7364 (ic_invalidate_array): Likewise.
7366 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
7368 * calls.c (emit_library_call_value_1): Fix a problem with parameter
7369 alignment for library calls.
7371 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
7373 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
7374 (mingw32 tm clause use_gcc_stdint): Set to wrap.
7375 * config/i386/mingw-stdint.h: New file.
7377 2009-04-05 Richard Guenther <rguenther@suse.de>
7379 PR tree-optimization/39648
7380 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
7381 our &A vs. &A[0] IL deficiencies.
7383 2009-04-04 Jan Hubicka <jh@suse.cz>
7385 * except.c (sjlj_find_directly_reachable_regions): Be ready for
7386 removed toplevel regions.
7387 (sjlj_mark_call_sites): Likewise.
7389 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
7391 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
7392 (cygwin tm clause use_gcc_stdint): Set to wrap.
7393 * config/i386/cygwin-stdint.h: New file.
7395 2009-04-04 Richard Guenther <rguenther@suse.de>
7397 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
7398 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
7399 single-argument PHIs if we are in loop-closed SSA form.
7400 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
7401 for the pre-condition.
7402 (slpeel_tree_peel_loop_to_edge): Likewise.
7403 (vect_build_loop_niters): Take an optional sequence to append stmts.
7404 (vect_generate_tmps_on_preheader): Likewise.
7405 (vect_do_peeling_for_loop_bound): Take extra guards for the
7407 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
7408 the cost model check.
7409 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
7410 guards if we are going to peel. Do not apply versioning in that case.
7411 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
7412 (vect_do_peeling_for_loop_bound): Likewise.
7413 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
7414 loop bound only record extra pre-conditions, do not apply loop
7417 2009-04-04 Richard Guenther <rguenther@suse.de>
7419 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
7422 2009-04-04 Jan Hubicka <jh@suse.cz>
7424 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
7425 last_basic_block for size of bb->index indexed array.
7426 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
7427 compute_out, link_btr_uses, build_btr_def_use_webs,
7428 build_btr_def_use_webs, migrate_btr_defs): Likewise.
7430 2009-04-04 Jan Hubicka <jh@suse.cz>
7432 * except.c (remove_eh_handler_and_replace): Break out from ...
7433 (remove_eh_handler): ... here.
7434 (bring_to_root): New function.
7435 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
7436 handled ones, bring others to root of tree.
7438 2009-04-04 Jan Hubicka <jh@suse.cz>
7440 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
7441 (all_phis_safe_to_merge): New function.
7442 (update_info): New structure.
7443 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
7444 (cleanup_empty_eh): Update SSA if possible.
7446 2009-04-04 Richard Guenther <rguenther@suse.de>
7448 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
7449 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
7450 (append_vuse): Likewise.
7452 2009-04-04 Jakub Jelinek <jakub@redhat.com>
7454 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
7455 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
7456 instead of REG_UNSAVED for DW_CFA_undefined.
7457 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
7458 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
7461 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
7464 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
7465 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
7466 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
7468 2009-04-04 Richard Guenther <rguenther@suse.de>
7470 PR tree-optimization/8781
7471 PR tree-optimization/37892
7472 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
7473 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
7474 (valueize_refs): Call it for *& valueizations.
7475 (shared_reference_ops_from_ref): Rename to ...
7476 (valueize_shared_reference_ops_from_ref): ... this and valueize.
7477 (shared_reference_ops_from_call): Rename to ...
7478 (valueize_shared_reference_ops_from_call): ... this and valueize.
7479 (vn_reference_lookup): Update.
7480 (visit_reference_op_call): Likewise.
7481 * tree-ssa-pre.c (phi_translate_1): Fold *&.
7482 (eliminate): Value-replace the call address in call statements.
7484 2009-04-04 Richard Guenther <rguenther@suse.de>
7486 PR tree-optimization/39636
7487 * tree-ssa-forwprop.c
7488 (forward_propagate_addr_into_variable_array_index): Check for
7489 GIMPLE_ASSIGN before accessing the rhs code.
7491 2009-04-03 Jason Merrill <jason@redhat.com>
7493 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
7495 2009-04-03 Steve Ellcey <sje@cup.hp.com>
7497 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
7498 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
7499 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
7500 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
7501 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
7502 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
7503 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
7504 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
7505 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
7506 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
7507 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
7508 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
7509 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
7510 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
7511 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
7512 Use fr_reg_or_fp01_operand instead of fr_register_operand
7514 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
7515 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
7516 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
7518 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
7520 PR rtl-optimization/39607
7521 PR rtl-optimization/39631
7525 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7526 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
7527 instead of DF_LR_OUT.
7528 * ira-lives.c (process_bb_node_lives): Ditto.
7529 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
7530 instead of DF_LR_{OUT,IN}.
7531 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
7532 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
7534 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
7536 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
7537 (execute_lower_omp): Always run but take the short way out if -fopenmp
7539 (gate_lower_omp): Remove, forcing the pass manager to always run the
7540 pass and always set PROP_gimple_lomp.
7541 (pass_lower_omp): Remove gate function.
7542 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
7543 PROP_trees. Instead, require it.
7544 * ipa-cp.c (pass_ipa_cp): Likewise.
7545 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
7546 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
7547 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
7548 and PROP_gimple_leh.
7550 2009-04-03 Richard Guenther <rguenther@suse.de>
7553 PR tree-optimization/23940
7554 PR tree-optimization/33237
7557 PR tree-optimization/36201
7558 PR tree-optimization/36230
7559 PR tree-optimization/38049
7560 PR tree-optimization/38207
7561 PR tree-optimization/38230
7562 PR tree-optimization/38301
7563 PR tree-optimization/38585
7565 PR tree-optimization/38985
7566 PR tree-optimization/39299
7567 * tree-ssa-structalias.h: Remove.
7568 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
7569 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
7570 (struct vuse_element_d): Remove.
7571 (struct vuse_vec_d): Likewise.
7572 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
7573 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
7574 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
7575 VUSE_ELEMENT_VAR): Likewise.
7576 (struct voptype_d): Likewise.
7577 (NUM_VOP_FREE_BUCKETS): Likewise.
7578 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
7579 (struct stmt_operands_d): Remove.
7580 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
7581 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
7582 VDEF_NUM, VDEF_VECT): Likewise.
7583 (copy_virtual_operands): Remove.
7584 (operand_build_cmp): Likewise.
7585 (create_ssa_artificial_load_stmt): Likewise.
7586 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
7587 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
7588 vuse_index and mayuse_index members. Pack and move done and iter_type
7589 members to the front.
7590 (SSA_OP_VMAYUSE): Remove.
7591 (SSA_OP_VIRTUAL_USES): Adjust.
7592 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
7593 (unlink_stmt_vdef): Declare.
7594 (add_to_addressable_set): Remove.
7595 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
7596 (vrp_visit_stmt): Likewise.
7597 * doc/tree-ssa.texi (Alias analysis): Update.
7598 * doc/invoke.texi (max-aliased-vops): Remove docs.
7599 (avg-aliased-vops): Likewise.
7600 * tree-into-ssa.c (syms_to_rename): Remove.
7601 (need_to_update_vops_p): Likewise.
7602 (need_to_initialize_update_ssa_p): Rename to ...
7603 (update_ssa_initialized_fn): ... this. Track function we are
7605 (symbol_marked_for_renaming): Simplify.
7606 (add_new_name_mapping): Do not set need_to_update_vops_p.
7607 (dump_currdefs): Use SYMS_TO_RENAME.
7608 (rewrite_update_stmt): Always walk all uses/defs.
7609 (dump_update_ssa): Adjust.
7610 (init_update_ssa): Take function argument. Track what we are
7612 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
7613 (create_new_def_for): Initialize for cfun, assert we are initialized
7615 (mark_sym_for_renaming): Simplify.
7616 (mark_set_for_renaming): Do not initialize update-ssa.
7617 (need_ssa_update_p): Simplify. Take function argument.
7618 (name_mappings_registered_p): Assert we ask for the correct function.
7619 (name_registered_for_update_p): Likewise.
7620 (ssa_names_to_replace): Likewise.
7621 (release_ssa_name_after_update_ssa): Likewise.
7622 (update_ssa): Likewise. Use SYMS_TO_RENAME.
7623 (dump_decl_set): Do not print a newline.
7624 (debug_decl_set): Do it here.
7625 (dump_update_ssa): And here.
7626 * tree-ssa-loop-im.c (move_computations): Adjust.
7627 (movement_possibility): Likewise.
7628 (determine_max_movement): Likewise.
7629 (gather_mem_refs_stmt): Likewise.
7630 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
7632 * tree-complex.c (update_all_vops): Remove.
7633 (expand_complex_move): Adjust.
7634 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
7635 Simplify test for memory referencing statement. Exclude
7636 non-invariant ADDR_EXPRs.
7637 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
7638 * tree-loop-distribution.c (generate_memset_zero): Adjust.
7639 (rdg_flag_uses): Likewise.
7640 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
7642 (tree_optimize_tail_calls_1): Also split the
7643 edge from the entry block if we have degenerate PHI nodes in
7644 the first basic block.
7645 * tree.c (init_ttree): Remove memory-tag related code.
7646 (tree_code_size): Likewise.
7647 (tree_node_structure): Likewise.
7648 (build7_stat): Re-write to be build6_stat.
7649 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
7650 (SSA_VAR_P): Adjust.
7651 (struct tree_memory_tag): Remove.
7652 (struct tree_memory_partition_tag): Likewise.
7653 (union tree_node): Adjust.
7654 (build7): Re-write to be build6.
7655 * tree-pass.h (pass_reset_cc_flags): Remove.
7656 (TODO_update_address_taken): New flag.
7657 (pass_simple_dse): Remove.
7658 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
7659 * params.h (MAX_ALIASED_VOPS): Remove.
7660 (AVG_ALIASED_VOPS): Likewise.
7661 * omp-low.c (expand_omp_taskreg): Update SSA form.
7662 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
7663 aliases the lhs in a copy stmt.
7664 * tree-ssa-dse.c (struct address_walk_data): Remove.
7665 (memory_ssa_name_same): Likewise.
7666 (memory_address_same): Likewise.
7667 (get_kill_of_stmt_lhs): Likewise.
7668 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
7669 unused stores. Look through PHI nodes into post-dominated regions.
7670 (dse_optimize_stmt): Simplify. Properly remove stores.
7671 (tree_ssa_dse): Compute dominators.
7672 (execute_simple_dse): Remove.
7673 (pass_simple_dse): Likewise.
7674 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
7675 gimple_loaded_syms and gimple_stored_syms computation.
7676 * toplev.c (dump_memory_report): Dump alias and pta stats.
7677 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
7678 (vn_reference_eq): Likewise.
7679 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
7680 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
7681 valueize_vuses): Remove.
7682 (get_def_ref_stmt_vuses): Simplify. Rename to ...
7683 (get_def_ref_stmt_vuse): ... this.
7684 (vn_reference_lookup_2): New function.
7685 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
7686 walking equivalent vuses. Simplify.
7687 (vn_reference_lookup): Likewise.
7688 (vn_reference_insert): Likewise.
7689 (vn_reference_insert_pieces): Likewise.
7690 (visit_reference_op_call): Simplify.
7691 (visit_reference_op_load): Likewise.
7692 (visit_reference_op_store): Likewise.
7693 (init_scc_vn): Remove shared_lookup_vuses initialization.
7694 (free_scc_vn): Remove shared_lookup_vuses freeing.
7695 (sort_vuses, sort_vuses_heap): Remove.
7696 (get_ref_from_reference_ops): Export.
7697 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
7698 vector with single vuse pointer.
7699 (vn_reference_lookup_pieces, vn_reference_lookup,
7700 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
7701 (shared_vuses_from_stmt): Remove.
7702 (get_ref_from_reference_ops): Declare.
7703 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
7704 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
7705 memory-tag related code.
7706 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
7707 (likely_value): Add comment, skip static-chain of call statements.
7708 (surely_varying_stmt_p): Adjust.
7709 (gimplify_and_update_call_from_tree): Likewise.
7710 (execute_fold_all_builtins): Do not rebuild alias info.
7711 (gimplify_and_update_call_from_tree): Properly update VOPs.
7712 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
7713 (copy_ref_info): Remove memory-tag related code.
7714 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
7715 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
7716 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
7718 * tree-ssa-dom.c (gimple_p): Remove typedef.
7719 (eliminate_redundant_computations): Adjust.
7720 (record_equivalences_from_stmt): Likewise.
7721 (avail_expr_hash): Likewise.
7722 (avail_expr_eq): Likewise.
7723 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
7724 (stmt_makes_single_load): Likewise.
7725 (stmt_makes_single_store): Likewise.
7726 * tree-ssa-alias.c: Rewrite completely.
7727 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
7728 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
7729 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
7730 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
7731 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
7732 Remove public functions.
7733 (pass_reset_cc_flags): Remove.
7734 (pass_build_alias): Move ...
7735 * tree-ssa-structalias.c (pass_build_alias): ... here.
7736 * tree-ssa-alias.c (may_be_aliased): Move ...
7737 * tree-flow-inline.h (may_be_aliased): ... here.
7738 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
7739 count_uses_and_derefs): Move ...
7740 * gimple.c: ... here.
7741 * gimple.h (count_uses_and_derefs): Declare.
7742 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
7743 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
7744 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
7745 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
7746 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
7747 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
7748 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
7750 * tree-dfa.c (refs_may_alias_p): Move ...
7751 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
7752 * tree-ssa-alias.h: New file.
7753 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
7754 (statement_sink_location): Likewise.
7755 * opts.c (decode_options): Do not adjust max-aliased-vops or
7756 avg-aliased-vops values.
7757 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
7758 (TV_CALL_CLOBBER): Likewise.
7759 (TV_FLOW_SENSITIVE): Likewise.
7760 (TV_FLOW_INSENSITIVE): Likewise.
7761 (TV_MEMORY_PARTITIONING): Likewise.
7762 (TV_ALIAS_STMT_WALK): New timevar.
7763 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
7764 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
7765 (get_address_description): Remove memory-tag related code.
7766 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
7767 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
7768 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
7769 and immediate uses in statements. Document.
7770 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
7771 (dump_symbols): Remove.
7772 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
7773 * alias.c (get_deref_alias_set): New function split out from ...
7774 (get_alias_set): ... here.
7775 * alias.h (get_deref_alias_set): Declare.
7776 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
7777 type parameter. Remove restrict pointer handling. Create a
7778 ref-all pointer in case type-based alias sets do not conflict.
7779 (vect_analyze_data_refs): Remove SMT related code.
7780 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
7781 (vectorizable_load): Likewise.
7782 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
7783 (DR_SYMBOL_TAG, DR_VOPS): Remove.
7784 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
7785 Ignore vops and SMTs.
7786 (dr_analyze_alias): Likewise..
7787 (free_data_ref): Likewise.
7788 (create_data_ref): Likewise.
7789 (analyze_all_data_dependences): Likewise.
7790 (get_references_in_stmt): Adjust.
7791 * tree-flow-inline.h (gimple_aliases_computed_p,
7792 gimple_addressable_vars, gimple_call_clobbered_vars,
7793 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
7794 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
7795 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
7796 gimple_mem_ref_stats): Remove.
7797 (gimple_vop): New function.
7798 (op_iter_next_use): Remove vuses and mayuses cases.
7799 (op_iter_next_def): Remove vdefs case.
7800 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
7801 (clear_and_done_ssa_iter): Do not set removed fields.
7802 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
7803 Assert we are not iterating over vuses or vdefs if not also
7804 iterating over uses or defs.
7805 (op_iter_init_use): Likewise.
7806 (op_iter_init_def): Likewise.
7807 (op_iter_next_vdef): Remove.
7808 (op_iter_next_mustdef): Likewise.
7809 (op_iter_init_vdef): Likewise.
7810 (compare_ssa_operands_equal): Likewise.
7811 (link_use_stmts_after): Handle vuse operand.
7812 (is_call_used): Use is_call_clobbered.
7813 (is_call_clobbered): Global variables are always call clobbered,
7814 query the call-clobbers bitmap.
7815 (mark_call_clobbered): Ignore global variables.
7816 (clear_call_clobbered): Likewise.
7817 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
7818 virtual operands sanity check.
7819 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
7821 (TARGET_MEM_REF): Remove TMR_TAG operand.
7822 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
7823 Remove call-clobber related code.
7824 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
7825 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
7826 partitions or escape reason.
7827 (get_single_def_stmt, get_single_def_stmt_from_phi,
7828 get_single_def_stmt_with_phi): Remove.
7829 (dump_referenced_vars): Tidy.
7830 (get_ref_base_and_extent): Allow bare decls.
7831 (collect_dfa_stats): Adjust.
7832 * graphite.c (rename_variables_in_stmt): Adjust.
7833 (graphite_copy_stmts_from_block): Likewise.
7834 (translate_clast): Likewise.
7835 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
7837 (translate_vuse_through_block): Use the oracle.
7838 (phi_translate_1): Adjust.
7839 (value_dies_in_block_x): Use the oracle. Cache the outcome
7841 (valid_in_sets): Check if the VUSE for
7842 a REFERENCE is available.
7843 (eliminate): Do not remove stmts during elimination,
7844 instead queue and remove them afterwards.
7845 (do_pre): Do not rebuild alias info.
7846 (pass_pre): Run TODO_rebuild_alias before PRE.
7847 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
7848 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
7849 (mark_all_v_defs_stmt): Remove.
7850 (mark_all_v_defs_seq): Adjust.
7851 (sra_replace): Likewise.
7852 (scalarize_use): Likewise.
7853 (scalarize_copy): Likewise.
7854 (scalarize_init): Likewise.
7855 (scalarize_ldst): Likewise.
7856 (todoflags): Remove.
7857 (tree_sra): Do not rebuild alias info.
7858 (tree_sra_early): Adjust.
7859 (pass_sra): Run TODO_update_address_taken before SRA.
7860 * tree-predcom.c (set_alias_info): Remove.
7861 (prepare_initializers_chain): Do not call it.
7862 (mark_virtual_ops_for_renaming): Adjust.
7863 (mark_virtual_ops_for_renaming_list): Remove.
7864 (initialize_root_vars): Adjust.
7865 (initialize_root_vars_lm): Likewise.
7866 (prepare_initializers_chain): Likewise.
7867 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
7868 (may_propagate_copy_into_stmt): Likewise.
7869 (merge_alias_info): Do nothing for now.
7870 (propagate_tree_value_into_stmt): Adjust.
7871 (stmt_may_generate_copy): Likewise.
7872 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
7873 not mark symbols for renaming.
7874 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
7875 with the same statement, make sure to update the new pointed-to one.
7876 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
7877 call statements, do not mark symbols for renaming.
7878 (mark_operand_necessary): Dump something.
7879 (ref_may_be_aliased): New function.
7880 (mark_aliased_reaching_defs_necessary_1): New helper function.
7881 (mark_aliased_reaching_defs_necessary): Likewise.
7882 (mark_all_reaching_defs_necessary_1): Likewise.
7883 (mark_all_reaching_defs_necessary): Likewise.
7884 (propagate_necessity): Do not process virtual PHIs. For
7885 non-aliased loads mark all reaching definitions as necessary.
7886 For aliased loads and stores mark the immediate dominating
7887 aliased clobbers as necessary.
7888 (visited): New global static.
7889 (perform_tree_ssa_dce): Free visited bitmap after propagating
7891 (remove_dead_phis): Perform simple dead virtual PHI removal.
7892 (remove_dead_stmt): Properly unlink virtual operands when
7894 (eliminate_unnecessary_stmts): Schedule PHI removal after
7896 * tree-ssa-ter.c (is_replaceable_p): Adjust.
7897 (process_replaceable): Likewise.
7898 (find_replaceable_in_bb): Likewise.
7899 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
7900 based on the single gimple vop.
7901 (verify_flow_insensitive_alias_info): Remove.
7902 (verify_flow_sensitive_alias_info): Likewise.
7903 (verify_call_clobbering): Likewise.
7904 (verify_memory_partitions): Likewise.
7905 (verify_alias_info): Likewise.
7906 (verify_ssa): Adjust..
7907 (execute_update_addresses_taken): Export. Update SSA
7908 manually. Optimize only when optimizing. Use a local bitmap.
7909 (pass_update_address_taken): Remove TODO_update_ssa, add
7911 (pass_update_address_taken): Just use TODO_update_address_taken.
7912 (init_tree_ssa): Do not initialize addressable_vars.
7913 (verify_ssa): Verify new VUSE / VDEF properties.
7914 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
7915 Do not call verify_alias_info.
7916 (delete_tree_ssa): Clear the VUSE, VDEF operands.
7917 Do not free the loaded and stored syms bitmaps. Reset the escaped
7918 and callused solutions. Do not free addressable_vars.
7919 Remove memory-tag related code.
7920 (warn_uninitialized_var): Aliases are always available.
7921 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
7922 * lambda-code.c (can_put_in_inner_loop): Adjust.
7923 (can_put_after_inner_loop): Likewise.
7924 (perfect_nestify): Likewise.
7925 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
7926 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
7927 (vectorizable_conversion): Do not mark symbols for renaming.
7928 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
7929 (expand_call_inline): Unlink the calls virtual operands before
7931 (tree_function_versioning): Do not call update_ssa if we are not
7932 updating clones. Simplify.
7933 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
7934 (propagate_with_phi): Likewise..
7935 * tree-outof-ssa.c (create_temp): Remove memory tag and call
7936 clobber code. Assert we are not aliased or global.
7937 * tree-flow.h: Include tree-ssa-alias.h
7938 (enum escape_type): Remove.
7939 (struct mem_sym_stats_d): Likewise.
7940 (struct mem_ref_stats_d): Likewise.
7941 (struct gimple_df): Add vop member. Remove global_var,
7942 call_clobbered_vars, call_used_vars, addressable_vars,
7943 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
7944 escaped and callused members.
7945 (struct ptr_info_def): Remove all members, add points-to solution
7947 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
7948 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
7949 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
7950 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
7951 (tree-ssa-alias.o): Likewise.
7952 (toplev.o): Add tree-ssa-alias.h
7953 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
7954 * gimple.c (gimple_set_bb): Fix off-by-one error.
7955 (is_gimple_reg): Do not handle memory tags.
7956 (gimple_copy): Also copy virtual operands.
7957 Delay updating the statement. Do not reset loaded and stored syms.
7958 (gimple_set_stored_syms): Remove.
7959 (gimple_set_loaded_syms): Likewise.
7960 (gimple_call_copy_skip_args): Copy the virtual operands
7961 and mark the new statement modified.
7962 * tree-ssa-structalias.c (may_alias_p): Remove.
7963 (set_uids_in_ptset): Take the alias set to prune with as
7964 parameter. Fold in the alias test of may_alias_p.
7965 (compute_points_to_sets): Compute whether a ptr is dereferenced
7967 (process_constraint): Deal with &ANYTHING on the lhs, reject all
7968 other ADDRESSOF constraints on the lhs.
7969 (get_constraint_for_component_ref): Assert that we don't get
7970 ADDRESSOF constraints from the base of the reference.
7971 Properly generate UNKNOWN_OFFSET for DEREF if needed.
7972 (struct variable_info): Remove collapsed_to member.
7973 (get_varinfo_fc): Remove.
7974 (new_var_info): Do not set collapsed_to.
7975 (dump_constraint): Do not follow cycles.
7976 (dump_constraint_graph): Likewise.
7977 (build_pred_graph): Likewise.
7978 (build_succ_graph): Likewise.
7979 (rewrite_constraints): Likewise.
7980 (do_simple_structure_copy): Remove.
7981 (do_rhs_deref_structure_copy): Remove.
7982 (do_lhs_deref_structure_copy): Remove.
7983 (collapse_rest_of_var): Remove.
7984 (do_structure_copy): Re-implement.
7985 (pta_stats): New global variable.
7986 (dump_pta_stats): New function.
7987 (struct constraint_expr): Make offset signed.
7988 (UNKNOWN_OFFSET): Define special value.
7989 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
7990 (solution_set_expand): New helper function split out from ...
7991 (do_sd_constraint): ... here.
7992 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
7993 (do_ds_constraint): Likewise.
7994 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
7995 and CALLUSED = *CALLUSED.
7996 (set_union_with_increment): Make inc argument signed.
7997 (type_safe): Remove.
7998 (get_constraint_for_ptr_offset): Handle unknown and negative
8000 (first_vi_for_offset): Handle offsets before start. Bail
8001 out early for offsets beyond the variable extent.
8002 (first_or_preceding_vi_for_offset): New function.
8003 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
8004 Together with ESCAPED = *ESCAPED this properly computes reachability.
8005 (find_what_var_points_to): New function.
8006 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
8007 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
8008 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
8009 pt_solutions_intersect): New functions.
8010 (compute_call_used_vars): Remove.
8011 (compute_may_aliases): New main entry into PTA computation.
8012 * gimple.h (gimple_p): New typedef.
8013 (struct gimple_statement_base): Remove references_memory_p.
8014 (struct gimple_statement_with_memory_ops_base): Remove
8015 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
8017 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
8018 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
8019 gimple_set_references_memory): Remove.
8020 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
8021 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
8023 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
8024 (verify_expr): Allow RESULT_DECL.
8025 (gimple_duplicate_bb): Do not copy virtual operands.
8026 (gimple_duplicate_sese_region): Adjust.
8027 (gimple_duplicate_sese_tail): Likewise.
8028 (mark_virtual_ops_in_region): Remove.
8029 (move_sese_region_to_fn): Do not call it.
8030 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
8031 and pass_simple_dse.
8032 (execute_function_todo): Handle TODO_update_address_taken,
8033 call execute_update_addresses_taken for TODO_rebuild_alias.
8034 (execute_todo): Adjust.
8035 (execute_one_pass): Init dump files early.
8036 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
8038 (create_general_new_stmt): Clear vops.
8039 * tree-ssa-reassoc.c (get_rank): Adjust.
8040 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
8041 symbols for renaming.
8042 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
8043 (PARAM_AVG_ALIASED_VOPS): Likewise.
8044 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
8045 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
8046 * tree-ssa-operands.c: Simplify for new virtual operand representation.
8047 (operand_build_cmp, copy_virtual_operands,
8048 create_ssa_artificial_load_stmt, add_to_addressable_set,
8049 gimple_add_to_addresses_taken): Remove public functions.
8050 (unlink_stmt_vdef): New function.
8052 2009-04-03 Alan Modra <amodra@bigpond.net.au>
8054 * config.gcc (powerpc-*-linux*): Merge variants.
8056 2009-04-02 Chao-ying Fu <fu@mips.com>
8057 James Grosbach <james.grosbach@microchip.com>
8059 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
8060 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
8062 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
8063 keep_interrupts_masked_p, use_debug_exception_return_p.
8064 (mips_attribute_table): Add interrupt, use_shadow_register_set,
8065 keep_interrupts_masked, use_debug_exception_return.
8066 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
8067 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
8069 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
8070 (mips_print_operand): Process COP0 registers to print $0 .. $31
8071 correctly for GAS to process.
8072 (mips_interrupt_extra_call_saved_reg_p): New function.
8073 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
8075 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
8076 (mips_compute_frame_info): Add supports for interrupt context that
8077 includes doubleword accumulators and COP0 registers.
8078 (mips_for_each_saved_acc): New function.
8079 (mips_for_each_saved_gpr_and_fpr): Change the function name from
8080 mips_for_each_saved_reg.
8081 (mips_save_reg): Save accumulators.
8082 (mips_kernel_reg_p): A new for_each_rtx callback.
8083 (mips_expand_prologue): Support interrupt handlers.
8084 (mips_restore_reg): Restore accumulators.
8085 (mips_expand_epilogue): Support interrupt handlers.
8086 (mips_can_use_return_insn): Return false for interrupt handlers.
8087 (mips_epilogue_uses): New function.
8088 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
8089 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
8090 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
8091 cop0_move): New instructions.
8092 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
8093 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
8095 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
8097 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
8098 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
8099 interrupt handlers, we use K0 as the temporary register.
8100 (EPILOGUE_USES): Change to a function call.
8101 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
8102 handlers, we use K0 as the temporary register.
8104 * doc/extend.texi (Function Attributes): Document interrupt,
8105 use_shadow_register_set, keep_interrupts_masked,
8106 use_debug_exception_return for MIPS attributes.
8108 2009-04-03 Alan Modra <amodra@bigpond.net.au>
8110 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
8111 Remove a number of t-files from tmake_file.
8112 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
8113 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
8114 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
8115 target_prototype, not TARGET_PROTOTYPE.
8116 (LINK_OS_GNU_SPEC): Define.
8117 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
8118 and darwin-ldoubdle.c.
8120 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8123 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
8124 (cpp_options): Ditto.
8125 (default_compilers): Ditto.
8126 (display_help): Ditto.
8127 (process_command): Ditto.
8129 (set_input): Use lbasename instead of duplicate code.
8130 (save_temps_prefix): New static for -save-temps=obj.
8131 (save_temps_length): Ditto.
8133 * doc/invoke.texi (-save-temps=obj): Document new variant to
8136 2009-04-02 Jeff Law <law@redhat.com>
8138 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
8141 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
8143 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
8144 * configure: Regenerated.
8146 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8148 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
8149 share the argument list.
8151 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8155 2009-02-12 Diego Novillo <dnovillo@google.com>
8157 * varpool.c (debug_varpool): New.
8158 * cgraph.h (debug_varpool): Declare.
8160 2009-04-02 Jan Hubicka <jh@suse.cz>
8162 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
8165 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
8167 * config/i386/i386.c (ix86_abi): Move initialization to ...
8168 (override_options): Here.
8170 2009-04-02 Christian Bruel <christian.bruel@st.com>
8172 * config/sh/sh.c (sh_dwarf_register_span): New function.
8173 (TARGET_DWARF_REGISTER_SPAN): Define.
8174 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
8176 2009-04-02 Ira Rosen <irar@il.ibm.com>
8178 PR tree-optimization/39595
8179 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
8180 interleaved loads group is not greater than the SLP group size.
8182 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8184 * builtins.c (is_builtin_name): New.
8185 (called_as_built_in): Use is_builtin_name.
8186 * tree.h (is_builtin_name): New.
8187 * varasm.c (incorporeal_function_p): Use is_builtin_name
8189 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
8191 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
8193 2009-04-02 Dodji Seketeli <dodji@redhat.com>
8196 * c-decl.c (clone_underlying_type): Move this ...
8197 * c-common.c (set_underlying_type): ... here.
8198 Also, make sure the function properly sets TYPE_STUB_DECL() on
8199 the newly created typedef variant type.
8200 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
8201 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
8204 2009-04-02 Richard Guenther <rguenther@suse.de>
8206 PR tree-optimization/37221
8207 * tree-flow.h (degenerate_phi_result): Declare.
8208 * tree-ssa-dom.c (degenerate_phi_result): Export.
8209 * tree-scalar-evolution.c (analyze_initial_condition): If
8210 the initial condition is defined by a degenerate PHI node
8211 use the degenerate value.
8213 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
8215 PR rtl-optimization/39588
8216 * combine.c (merge_outer_ops): Do not set the constant when this
8218 (simplify_shift_const_1): Do not modify it either in this case.
8220 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
8222 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
8223 tuning is deprecated if -mtune value is set to an Itanium1 variant.
8225 2009-04-01 Janis Johnson <janis187@us.ibm.com>
8228 * c-lex.c (interpret_float): Default (no suffix) is double.
8230 2009-04-1 Xinliang David Li <davidxl@google.com>
8232 * config/i386/i386.c (legitimate_constant_p): Recognize
8233 all one vector constant.
8235 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8237 * config/vax/vax.c: Add #includes to silence warnings.
8238 Change #include order to silence two warnings.
8240 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8242 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
8243 (ASM_SPEC): Pass -k to the assembler for PIC code.
8245 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8247 * config.gcc: Add vax-*-linux* to the switch.
8248 * config/vax/linux.h: New file. (TARGET_VERSION,
8249 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
8251 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8253 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
8254 Use predicate macros instead of GET_CODE() == foo.
8255 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
8256 ashlsi3, rotrsi3, <unnamed>): Likewise.
8258 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8260 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
8261 jbbccihi, jbbccisi): Remova trailing whitespace.
8262 * config/vax/constraints.md: Likewise.
8263 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8264 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
8265 * config/vax/predicates.md: Likewise.
8266 * config/vax/vax.c (print_operand_address, vax_output_int_move,
8267 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
8268 * config/vax/vax.h: Likewise.
8269 * config/vax/vax.md (nonlocal_goto): Likewise.
8271 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8273 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
8274 (indirectable_address_p, adjacent_operands_p): Add spaces around
8276 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
8278 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8280 * config/vax/vax.c (legitimate_constant_address_p,
8281 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
8282 index_term_p, reg_plus_index_p, legitimate_address_p,
8283 vax_mode_dependent_address_p): Update comments to match functions
8284 modified by the recent int->bool conversion.
8286 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8288 * config/vax/builtins.md: Update copyright message.
8289 * config/vax/constraints.md: Likewise.
8290 * config/vax/netbsd-elf.h: Likewise.
8291 * config/vax/predicates.md: Likewise.
8292 * config/vax/vax-protos.h: Likewise.
8293 * config/vax/vax.c: Likewise.
8294 * config/vax/vax.h: Likewise.
8295 * config/vax/vax.md: Likewise.
8296 * config/vax/vax.opt: Likewise.
8298 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
8300 * config/vax/builtins.md (ffssi2, ffssi2_internal,
8301 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
8302 * config/vax/constraints.md (B, R): Likewise.
8303 * config/vax/predicates.md (external_memory_operand,
8304 nonimmediate_addsub_di_operand): Likewise.
8305 * config/vax/vax.c (vax_output_int_add): Likewise.
8306 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
8307 untyped_call): Likewise.
8309 2009-04-01 Matt Thomas <matt@3am-software.com>
8311 * config/vax/predicates.md: New file.
8312 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
8313 external_const_operand, nonsymbolic_operand, external_memory_operand,
8314 indirect_memory_operand, indexed_memory_operand,
8315 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
8316 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
8318 * config/vax/constraints.md: New file.
8319 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
8321 * config/vax/builtins.md: New file.
8322 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
8323 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
8325 * config/vax/vax.opt (mqmath): Add option.
8326 * config/vax/vax.md (isfx): Extend with DI.
8327 (VAXintQH, VAXintQHSD): Define.
8328 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
8329 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
8330 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
8331 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
8332 (movdi): Update constraints and use vax_output_int_move().
8333 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
8334 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
8335 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
8336 nonlocal_goto): New.
8337 (mov<mode>): Extend accepted operand types.
8338 (subdi3_old): Rename from subdi3, change update constraints and use
8339 a new implementation.
8340 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
8341 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
8342 MOVE_RATIO, CLEAR_RATIO): Define.
8343 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
8344 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
8345 (PRINT_OPERAND): Redefine using a function instead of inlined code.
8346 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
8347 (split_quadword_operands): Make static and really allow variable
8349 (print_operand_address): Update for PIC generation.
8350 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
8351 indexable_address_p, fixup_mathdi_operand,
8352 vax_expand_addsub_di_operands, adjacent_operands_p): New.
8353 (vax_float_literal, legitimate_constant_p,
8354 indirectable_constant_address_p, index_term_p,
8355 reg_plus_index_p): Return bool instead of int.
8356 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
8358 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
8360 (vax_output_conditional_branch): Indent.
8361 (legitimate_constant_address_p, indirectable_constant_address_p,
8362 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
8363 vax_mode_dependent_address_p): Return bool instead of int, update for
8365 * config/vax/vax-protos.h (legitimate_constant_address_p,
8366 legitimate_constant_p, legitimate_address_p,
8367 vax_mode_dependent_address_p): Change declaration to bool.
8368 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
8369 vax_expand_addsub_di_operands, vax_output_int_subtract,
8370 vax_output_movmemsi): Declare.
8371 (split_quadword_operands, vax_float_literal): Delete declaration.
8372 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
8373 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
8374 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
8375 ASM_OUTPUT_DWARF_PCREL): Define.
8376 (ASM_SPEC): Change definition to allow PIC generation.
8378 2009-04-01 Steve Ellcey <sje@cup.hp.com>
8380 * doc/sourcebuild.texi: Update front-end requirements.
8382 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8385 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
8386 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
8387 (booldi3_internal3): Use boolean_or_operator instead of
8390 2009-04-01 Joseph Myers <joseph@codesourcery.com>
8393 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
8394 declarator whose size is not an integer constant expression but
8395 folds to an integer constant, then treat it as a constant
8398 2009-04-01 Richard Guenther <rguenther@suse.de>
8400 * fold-const.c (fold_plusminus_mult_expr): Do not fold
8401 i * 4 + 2 to (i * 2 + 1) * 2.
8403 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8406 * c-parser.c (c_parser_asm_statement): Skip until close paren and
8407 return if c_parser_asm_string_literal returned NULL.
8409 2009-04-01 Nick Clifton <nickc@redhat.com>
8411 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
8413 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
8414 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
8415 other typedefs to avoid conflicts with libgcc2.c. Define labels
8416 to gain 16-bit bit-manipulation functions from libgcc2.c and then
8418 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
8419 to gain 16-bit trapping arithmetic functions from libgcc2.c and
8422 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
8424 * varasm.c (default_function_rodata_section): Declare DOT as
8427 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
8428 Andrey Galkin <agalkin@hypercom.com>
8431 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
8432 Make object_name unique for each process.
8434 2009-04-01 Jakub Jelinek <jakub@redhat.com>
8437 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
8438 addressable variables in the parallel that could go out of scope while
8439 running queued tasks.
8441 2009-04-01 Anatoly Sokolov <aesok@post.ru>
8443 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
8444 (CASE_VALUES_THRESHOLD): Redefine.
8445 * config/avr/avr.c (avr_override_options): Remove initialization of
8446 avr_case_values_threshold variable.
8447 (avr_case_values_threshold): Remove variable. Add new function.
8448 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
8449 * config/avr/avr.opt (mno-tablejump): Remove option.
8450 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
8452 2009-04-01 DJ Delorie <dj@redhat.com>
8454 * varasm.c (default_function_rodata_section): Don't assume
8455 anything about where the first '.' in the section name is.
8457 2009-04-01 Alan Modra <amodra@bigpond.net.au>
8459 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
8460 rs6000_emit_stack_tie.
8462 2009-03-31 Ian Lance Taylor <iant@google.com>
8464 * tree-eh.c (tree_remove_unreachable_handlers): Compare
8465 gimple_code with GIMPLE_RESX, not RESX.
8467 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8469 * c-common.c (c_get_ident): New.
8470 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
8472 2009-04-01 Ben Elliston <bje@au.ibm.com>
8474 * config/rs6000/sysv4.opt (msdata): Improve option description.
8476 2009-03-31 Steve Ellcey <sje@cup.hp.com>
8478 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
8479 (divdf3_internal_lat): Remove.
8480 (divxf3_internal_lat): Remove.
8481 (divxf3_internal_thr): Remove.
8482 (divxf): Use divxf3_internal.
8483 * config/ia64/div.md (divsf3_internal_lat): New.
8484 (divdf3_internal_lat): New.
8485 (divxf3_internal): New.
8487 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8490 * Makefile.in (USE_GCC_STDINT): Define.
8491 (stmp-int-hdrs): Install stdint.h if applicable.
8492 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
8494 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
8495 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
8496 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
8497 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8498 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8499 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8500 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8501 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8502 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8503 (c_common_nodes_and_builtins): Initialize
8504 underlying_wchar_type_node. Do not initialize
8505 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
8506 nodes for new types.
8507 (c_stddef_cpp_builtins): Define macros for new types.
8508 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
8510 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
8511 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
8512 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
8513 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
8514 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
8515 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
8516 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
8517 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
8518 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
8519 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
8520 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
8521 int16_type_node, int32_type_node, int64_type_node,
8522 uint8_type_node, uint16_type_node, c_uint32_type_node,
8523 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
8524 int_least32_type_node, int_least64_type_node,
8525 uint_least8_type_node, uint_least16_type_node,
8526 uint_least32_type_node, uint_least64_type_node,
8527 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
8528 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
8529 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
8530 uintptr_type_node): Define.
8531 * c-cppbuiltin.c (builtin_define_constants,
8532 builtin_define_type_minmax): New.
8533 (builtin_define_stdint_macros): Define more macros.
8534 (c_cpp_builtins): Define more limit macros.
8536 (builtin_define_type_max): Define in terms of
8537 builtin_define_type_minmax. Remove is_long parameter. All
8539 * config.gcc (use_gcc_stdint): Define.
8540 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
8541 Add newlib-stdint.h for generic targets.
8542 * config/glibc-stdint.h, config/newlib-stdint.h,
8543 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
8544 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
8545 * config/score/score.h (UINTPTR_TYPE): Define.
8546 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8547 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8548 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8549 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8550 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8551 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8552 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8553 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8554 * config/spu/spu.h (STDINT_LONG32): Define.
8555 * configure.ac (use_gcc_stdint): Substitute.
8556 * configure: Regenerate.
8557 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
8558 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
8559 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
8560 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
8561 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
8562 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
8563 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
8564 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
8565 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
8566 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
8567 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
8568 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
8569 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
8570 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
8571 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
8572 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
8573 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
8574 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
8575 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
8576 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
8577 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
8578 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
8579 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
8580 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8581 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8582 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8583 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8584 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8585 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
8587 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
8589 * loop-iv.c (suitable_set_for_replacement): Renamed from
8590 simplify_using_assignment; changed to return bool and to accept new
8591 args DEST and SRC. Return true iff we find a source/destination pair
8592 that can be used to make a replacement, and fill SRC and DEST if so.
8593 Remove arg ALTERED. Don't deal with altered regs here. All callers
8595 (simplify_using_initial_values): Deal with altered regs here and track
8596 more precisely the effect they have on the validity of our expression.
8598 * loop-iv.c (simplify_using_condition): A condition of the form
8599 (EQ REG CONST) can be used to simply make a substitution.
8600 (simplify_using_initial_values): Keep track of conditions we have seen
8601 and keep using them to simplify new expressions, while applying the
8602 same substitutions to them as to the expression.
8604 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8605 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
8608 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
8609 changed. Use this when trying to improve the upper bound.
8610 Generate the comparison by using simplify_gen_relational.
8612 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
8614 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
8616 (simplify_using_assignment, simplify_using_initial_values): Call
8617 replace_in_expr to make replacements. Call replace_single_def_regs
8618 once on the initial version of the expression.
8620 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8623 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
8625 2009-03-31 Richard Guenther <rguenther@suse.de>
8628 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
8629 equality comparisons. Fold C - X CMP X if C % 2 == 1.
8631 2009-03-31 Richard Guenther <rguenther@suse.de>
8633 * tree.h (div_if_zero_remainder): Declare.
8634 * fold-const.c (div_if_zero_remainder): Export.
8635 * tree-ssa-forwprop.c
8636 (forward_propagate_addr_into_variable_array_index): Handle
8637 constant array index addition outside of the variable index.
8639 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8642 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
8643 define_splits, floatunssi<mode>2): Require x87 conversions from
8644 DImode to be permitted.
8646 2009-03-31 Joseph Myers <joseph@codesourcery.com>
8648 PR preprocessor/15638
8649 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
8651 2009-03-31 Richard Guenther <rguenther@suse.de>
8655 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
8656 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
8657 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
8658 a separate statement.
8659 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
8660 (lookup_tmp_var): Likewise.
8661 (is_gimple_formal_tmp_or_call_rhs): Remove.
8662 (is_gimple_reg_or_call_rhs): Rename to ...
8663 (is_gimple_reg_rhs_or_call): ... this.
8664 (is_gimple_mem_or_call_rhs): Rename to ...
8665 (is_gimple_mem_rhs_or_call): ... this.
8666 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
8667 DECL_GIMPLE_REG_P only if is_formal is true.
8668 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
8669 for non-proper post-modify expression gimplification.
8670 (gimplify_self_mod_expr): For post-modify expressions gimplify
8671 the lvalue to a minimal lvalue.
8672 (rhs_predicate_for): Remove formal temp case.
8673 (gimplify_modify_expr_rhs): Likewise.
8674 (gimplify_addr_expr): Use is_gimple_reg.
8675 (gimplify_expr): Remove formal temp cases.
8676 (gimple_regimplify_operands): Likewise.
8677 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
8678 and FILTER_EXPR like constants.
8679 * gimple.c (walk_gimple_op): Fix val_only initialization, use
8681 (is_gimple_formal_tmp_rhs): Remove.
8682 (is_gimple_reg_rhs): Remove special casing.
8683 (is_gimple_mem_rhs): Fix.
8684 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
8685 (is_gimple_formal_tmp_var): Remove.
8686 (is_gimple_formal_tmp_reg): Likewise.
8687 (is_gimple_min_lval): Allow invariant component ref parts.
8688 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
8689 is_gimple_formal_tmp_reg): Remove declarations.
8690 * tree-cfg.c (verify_expr): Verify that variables with address
8691 taken do not have DECL_GIMPLE_REG_P set.
8692 * tree-mudflap.c (mf_build_check_statement_for): Use
8693 force_gimple_operand instead of gimplify_expr.
8695 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
8697 * modulo-sched.c (sms_schedule_by_order): Pass the actual
8698 schedulable rows to compute_split_row.
8700 2009-03-31 Ben Elliston <bje@au.ibm.com>
8703 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
8706 2009-03-31 Alan Modra <amodra@bigpond.net.au>
8708 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
8709 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
8710 * configure: Regenerate.
8711 * config.in: Regenerate.
8712 * config/rs6000/rs6000.opt (mtls-markers): Add.
8713 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
8714 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
8715 (tls_ld_aix, tls_ld_sysv): Likewise.
8716 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
8717 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
8719 2009-03-31 Alan Modra <amodra@bigpond.net.au>
8721 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
8723 2009-03-30 Jan Hubicka <jh@suse.cz>
8725 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
8727 (tree_remove_unreachable_handlers): Cleanup EH predecestor
8728 detection and label handling.
8730 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
8732 * ira-int.h (ira_allocno): Rename left_conflicts_num to
8733 left_conflicts_size.
8734 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
8735 ALLOCNO_LEFT_CONFLICTS_SIZE.
8737 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
8738 remove_allocno_from_bucket_and_push,
8739 allocno_spill_priority_compare, push_allocnos_to_stack,
8740 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
8741 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
8742 (setup_allocno_left_conflicts_num): Ditto. Rename to
8743 setup_allocno_left_conflicts_size.
8744 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
8745 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
8746 setup_allocno_left_conflicts_size instead of
8747 setup_allocno_left_conflicts_num.
8749 * ira-build.c (ira_create_allocno): Use
8750 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
8751 ALLOCNO_LEFT_CONFLICTS_NUM.
8753 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
8755 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
8756 instead of DF_LR_OUT.
8758 * ira-lives.c (process_bb_node_lives): Ditto.
8760 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
8761 instead of DF_LR_{OUT,IN}.
8763 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
8765 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
8767 2009-03-30 Jan Hubicka <jh@suse.cz>
8769 * except.c (label_to_region_map): Fix thinko.
8771 2009-03-30 Steve Ellcey <sje@cup.hp.com>
8774 * tree.h (tree_find_value): New declaration.
8775 * tree.c (tree_find_value): New function.
8776 * varasm.c (assemble_external): Avoid duplicate entries on lists.
8778 2009-03-30 Jakub Jelinek <jakub@redhat.com>
8781 * c-decl.c (struct c_binding): Add locus field.
8782 (bind): Add locus argument, set locus field from it.
8783 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
8784 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
8785 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
8786 implicitly_declare, undeclared_variable, lookup_label,
8787 declare_label, c_make_fname_decl, c_builtin_function,
8788 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
8791 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
8794 * config/i386/i386.c (classify_argument): Check total size of
8797 2009-03-30 Martin Jambor <mjambor@suse.cz>
8799 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
8800 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
8801 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
8804 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
8805 seen_variable_array_ref while also traversing a union.
8807 * tree-inline.c (optimize_inline_calls): Do not call
8808 cgraph_node_remove_callees.
8809 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
8810 (pass_remove_cgraph_callee_edges): New variable.
8811 * passes.c (init_optimization_passes): Add
8812 pass_remove_cgraph_callee_edges after early inlining and before all
8813 late intraprocedural passes.
8815 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
8817 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8819 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
8822 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8824 * combine.c (simplify_comparison): Use have_insn_for.
8825 * dojump.c (do_jump): Likewise.
8827 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8829 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
8830 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
8831 sparc_compare_op0 like sparc_compare_emitted used to be handled.
8832 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
8833 instead of sparc_compare_emitted.
8834 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
8835 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
8836 instead of sparc_compare_emitted.
8838 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8840 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
8841 enter/exit cfglayout mode.
8842 (pass_partition_block): Require it.
8843 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
8844 (combine_instructions): Track basic blocks instead of labels.
8845 (update_cfg_for_uncondjump): New.
8846 (try_combine): Use it. Update jumps after rescanning.
8847 (pass_combine): Require PROP_cfglayout.
8848 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
8850 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8852 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
8853 Provide/destroy PROP_cfglayout respectively.
8854 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
8855 * tree-pass.h (PROP_cfglayout): New.
8857 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8859 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
8860 fold_convert_const_fixed_from_fixed,
8861 fold_convert_const_fixed_from_int,
8862 fold_convert_const_fixed_from_real, fold_negate_const): Do not
8863 set TREE_CONSTANT_OVERFLOW.
8864 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
8865 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
8867 2009-03-30 Ira Rosen <irar@il.ibm.com>
8869 * tree-vect-loop-manip.c: New file.
8870 * tree-vectorizer.c: Update documentation and included files.
8871 (vect_loop_location): Make extern.
8872 (rename_use_op): Move to tree-vect-loop-manip.c
8873 (rename_variables_in_bb, rename_variables_in_loop,
8874 slpeel_update_phis_for_duplicate_loop,
8875 slpeel_update_phi_nodes_for_guard1,
8876 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
8877 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
8878 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
8879 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
8880 find_loop_location): Likewise.
8881 (new_stmt_vec_info): Move to tree-vect-stmts.c.
8882 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
8883 get_vectype_for_scalar_type, vect_is_simple_use,
8884 supportable_widening_operation, supportable_narrowing_operation):
8886 (bb_in_loop_p): Move to tree-vect-loop.c.
8887 (new_loop_vec_info, destroy_loop_vec_info,
8888 reduction_code_for_scalar_code, report_vect_op,
8889 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
8890 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
8891 (vect_supportable_dr_alignment): Likewise.
8892 * tree-vectorizer.h (tree-data-ref.h): Include.
8893 (vect_loop_location): Declare.
8894 Reorganize function declarations according to the new file structure.
8895 * tree-vect-loop.c: New file.
8896 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
8897 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
8898 * tree-vect-data-refs.c: New file.
8899 * tree-vect-patterns.c (timevar.h): Don't include.
8900 * tree-vect-stmts.c: New file.
8901 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
8902 tree-vect-slp.c, tree-vect-loop.c.
8903 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
8904 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
8905 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
8906 (tree-vect-analyze.o): Remove.
8907 (tree-vect-transform.o): Likewise.
8908 (tree-vect-data-refs.o): Add rule.
8909 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
8910 tree-vect-slp.o): Likewise.
8911 (tree-vect-patterns.o): Remove redundant dependencies.
8912 (tree-vectorizer.o): Likewise.
8913 * tree-vect-slp.c: New file.
8915 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8917 * optc-gen.awk: Warn if an option flag has multiple different
8920 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
8922 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
8923 -floop-block): Document dependences on PPL, CLooG and Graphite.
8925 2009-03-30 Joseph Myers <joseph@codesourcery.com>
8927 PR rtl-optimization/323
8928 * c-common.c (c_fully_fold, convert_and_check,
8929 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
8930 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
8931 * c-common.def (EXCESS_PRECISION_EXPR): New.
8932 * c-cppbuiltin.c (builtin_define_float_constants): Define
8933 constants with enough digits for long double.
8934 * c-lex.c (interpret_float): Interpret constant with excess
8935 precision where appropriate.
8936 * c-opts.c (c_common_post_options): Set
8937 flag_excess_precision_cmdline. Give an error for
8938 -fexcess-precision=standard for C++ for processors where the
8939 option is significant.
8940 * c-parser.c (c_parser_conditional_expression): Handle excess
8941 precision in condition.
8942 * c-typeck.c (convert_arguments): Handle arguments with excess
8944 (build_unary_op): Move excess precision outside operation.
8945 (build_conditional_expr): Likewise.
8946 (build_compound_expr): Likewise.
8947 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
8948 (build_modify_expr): Handle excess precision in RHS.
8949 (convert_for_assignment): Handle excess precision in converted
8951 (digest_init, output_init_element, process_init_element): Handle
8952 excess precision in initializer.
8953 (c_finish_return): Handle excess precision in return value.
8954 (build_binary_op): Handle excess precision in operands and add
8955 excess precision as needed for operation.
8956 * common.opt (-fexcess-precision=): New option.
8957 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
8958 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
8959 For standard excess precision, output explicit conversion to and
8960 truncation from XFmode.
8961 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
8962 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
8963 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
8964 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
8965 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
8966 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
8967 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
8968 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
8969 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
8970 define_splits, sqrt<mode>2): Disable where appropriate for
8971 standard excess precision.
8972 * convert.c (convert_to_real): Do not shorten arithmetic to type
8973 for which excess precision would be used.
8974 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
8975 * doc/invoke.texi (-fexcess-precision=): Document option.
8976 (-mfpmath=): Correct index entry.
8977 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
8978 flag_excess_precision): New.
8979 * langhooks.c (lhd_post_options): Set
8980 flag_excess_precision_cmdline.
8981 * opts.c (common_handle_option): Handle -fexcess-precision=.
8982 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
8983 init_excess_precision): New.
8984 (lang_dependent_init_target): Call init_excess_precision.
8985 * tree.c (excess_precision_type): New.
8986 * tree.h (excess_precision_type): Declare.
8988 2009-03-30 Joseph Myers <joseph@codesourcery.com>
8991 * c-typeck.c (build_component_ref): Do not copy qualifiers from
8992 non-lvalue to component.
8994 2009-03-29 Joseph Myers <joseph@codesourcery.com>
8996 PR preprocessor/34695
8997 * Makefile.in (c-opts.o): Depend on c-tree.h.
8998 * c-common.c: Move down include of diagnostic.h.
8999 (done_lexing, c_cpp_error): New.
9000 * c-common.h (done_lexing): Declare.
9001 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
9003 * c-opts.c: Include c-tree.h.
9004 (c_common_init_options): Set preprocessor error callback.
9005 (c_common_handle_option): Do not set preprocessor
9006 inhibit_warnings, warnings_are_errors, warn_system_headers,
9007 pedantic_errors or inhibit_warnings flags.
9008 (c_common_post_options): Do not check cpp_errors (parse_in).
9009 (c_common_finish): Do not output dependencies if there were
9010 errors. Do not check return value of cpp_finish.
9011 * c-ppoutput.c (pp_file_change): Set input_location.
9012 * c-tree.h (c_cpp_error): Declare.
9013 * diagnostic.c (diagnostic_set_info_translated): Also initialize
9015 (diagnostic_build_prefix): Check override_column.
9016 * diagnostic.h (diagnostic_info): Add override_column field.
9017 (diagnostic_override_column): Define.
9019 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
9021 * c-common.c (c_expand_expr, c_staticp): Remove.
9022 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
9023 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
9024 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
9025 * c-gimplify.c (gimplify_compound_literal_expr,
9026 optimize_compound_literals_in_ctor): Remove.
9027 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
9028 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
9029 * c-semantics.c (emit_local_var): Remove.
9031 * langhooks-def.h (lhd_expand_expr): Remove.
9032 * langhooks.c (lhd_expand_expr): Remove.
9033 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
9035 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
9036 handling from c-semantics.c; don't call into langhook.
9037 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
9038 * gimplify.c (gimplify_compound_literal_expr,
9039 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
9040 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
9041 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
9042 as was done in c-gimplify.c.
9043 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
9044 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
9045 Move from c-common.h.
9046 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
9048 * tree.c (staticp): Do not call langhook.
9049 * langhooks.c (lhd_staticp): Delete.
9050 * langhooks-def.h (lhd_staticp): Delete prototype.
9051 (LANG_HOOKS_STATICP): Delete.
9052 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
9054 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
9055 instead of DECL_STMTs.
9057 2009-03-29 Joseph Myers <joseph@codesourcery.com>
9065 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
9067 (fold_call_expr): Return a NOP_EXPR from folding rather than the
9068 contained expression.
9069 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
9070 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
9071 conditional expressions for C.
9072 (decl_constant_value_for_optimization): Move from
9073 decl_constant_value_for_broken_optimization in c-typeck.c. Check
9074 whether optimizing and that the expression is a VAR_DECL not of
9075 array type instead of doing such checks in the caller. Do not
9076 check pedantic. Call gcc_unreachable for C++.
9077 * c-common.def (C_MAYBE_CONST_EXPR): New.
9078 * c-common.h (c_fully_fold, c_save_expr,
9079 decl_constant_value_for_optimization): New prototypes.
9080 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
9081 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
9082 EXPR_INT_CONST_OPERANDS): Define.
9083 * c-convert.c (convert): Strip nops from expression.
9084 * c-decl.c (groktypename): Take extra parameters expr and
9085 expr_const_operands. Update call to grokdeclarator.
9086 (start_decl): Update call to grokdeclarator. Add statement for
9087 expressions used in type of decl.
9088 (grokparm): Update call to grokdeclarator.
9089 (push_parm_decl): Update call to grokdeclarator.
9090 (build_compound_literal): Add parameter non_const and build a
9091 C_MAYBE_COSNT_EXPR if applicable.
9092 (grokdeclarator): Take extra parameters expr and
9093 expr_const_operands. Track expressions used in declaration
9094 specifiers and declarators. Fold array sizes and track whether
9095 they are constant expressions and whether they are integer
9096 constant expressions.
9097 (parser_xref_tag): Set expr and expr_const_operands fields in
9099 (grokfield): Update call to grokdeclarator.
9100 (start_function): Update call to grokdeclarator.
9101 (build_null_declspecs): Set expr and expr_const_operands fields in
9103 (declspecs_add_type): Handle expressions in typeof specifiers.
9104 * c-parser.c (c_parser_declspecs): Set expr and
9105 expr_const_operands fields for declaration specifiers.
9106 (c_parser_enum_specifier): Likewise.
9107 (c_parser_struct_or_union_specifier): Likewise.
9108 (c_parser_typeof_specifier): Likewise. Update call to
9109 groktypename. Fold expression as needed. Return expressions with
9110 type instead of adding statements.
9111 (c_parser_attributes): Update calls to c_parser_expr_list.
9112 (c_parser_statement_after_labels): Fold expression before passing
9113 to objc_build_throw_stmt.
9114 (c_parser_condition): Fold expression.
9115 (c_parser_asm_operands): Fold expression.
9116 (c_parser_conditional_expression): Use c_save_expr. Update call
9117 to build_conditional_expr.
9118 (c_parser_alignof_expression): Update call to groktypename.
9119 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
9120 original_code. Fold expression argument of va_arg. Create
9121 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
9122 argument to va_arg. Update calls to groktypename. Fold array
9123 index for offsetof. Verify that first argument to
9124 __builtin_choose_expr has integer type.
9125 (c_parser_postfix_expression_after_paren_type): Update calls to
9126 groktypename and build_compound_literal. Handle expressions with
9127 side effects in type name.
9128 (c_parser_postfix_expression_after_primary): Update call to
9129 c_parser_expr_list. Set original_code for calls to
9130 __builtin_constant_p.
9131 (c_parser_expr_list): Take extra parameter fold_p. Fold
9132 expressions if requested.
9133 (c_parser_objc_type_name): Update call to groktypename.
9134 (c_parser_objc_synchronized_statement): Fold expression.
9135 (c_parser_objc_receiver): Fold expression.
9136 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
9137 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
9138 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
9139 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
9140 (struct c_typespec): Add elements expr and expr_const_operands.
9141 (struct c_declspecs): Add elements expr and expr_const_operands.
9142 (groktypename, build_conditional_expr, build_compound_literal):
9144 (in_late_binary_op): Declare.
9145 * c-typeck.c (note_integer_operands): New function.
9146 (in_late_binary_op): New variable.
9147 (decl_constant_value_for_broken_optimization): Move to c-common.c
9148 and rename to decl_constant_value_for_optimization.
9149 (default_function_array_conversion): Do not strip nops.
9150 (default_conversion): Do not call
9151 decl_constant_value_for_broken_optimization.
9152 (build_array_ref): Do not fold result.
9153 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
9154 result when operand is a VLA.
9155 (c_expr_sizeof_type): Update call to groktypename. Handle
9156 expressions included in type name. Use C_MAYBE_CONST_EXPR for
9157 result when operand names a VLA type.
9158 (build_function_call): Update call to build_compound_literal.
9159 Only fold result for calls to __builtin_* functions. Strip
9160 NOP_EXPR from INTEGER_CST returned from such functions. Fold
9161 the function designator.
9162 (convert_arguments): Fold arguments. Update call to
9163 convert_for_assignment.
9164 (build_unary_op): Handle increment and decrement of
9165 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
9166 decrement earlier. Fold operand of increment and decrement.
9167 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
9168 built for integer operand. Wrap returns that are INTEGER_CSTs
9169 without being integer constant expressions or that have integer
9170 constant operands without being INTEGER_CSTs.
9171 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
9172 (build_conditional_expr): Add operand ifexp_bcp. Track whether
9173 result is an integer constant expression or can be used in
9174 unevaluated parts of one and avoid folding and wrap as
9175 appropriate. Fold operands before possibly doing -Wsign-compare
9177 (build_compound_expr): Wrap result for C99 if operands can be used
9178 in integer constant expressions.
9179 (build_c_cast): Update call to digest_init. Do not ignore
9180 overflow from casting floating-point constants to integers. Wrap
9181 results that could be confused with integer constant expressions,
9182 null pointer constants or floating-point constants.
9183 (c_cast_expr): Update call to groktypename. Handle expressions
9184 included in type name.
9185 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
9186 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
9187 Update calls to convert_for_assignment.
9188 (convert_for_assignment): Take new parameter
9189 null_pointer_constant. Do not strip nops or call
9190 decl_constant_value_for_broken_optimization. Set
9191 in_late_binary_op for conversions to boolean.
9192 (store_init_value): Update call to digest_init.
9193 (digest_init): Take new parameter null_pointer_constant. Do not
9194 call decl_constant_value_for_broken_optimization. pedwarn for
9195 initializers not constant expressions. Update calls to
9196 convert_for_assignment.
9197 (constructor_nonconst): New.
9198 (struct constructor_stack): Add nonconst element.
9199 (really_start_incremental_init, push_init_level, pop_init_level):
9200 Handle constructor_nonconst and nonconst element.
9201 (set_init_index): Call constant_expression_warning for array
9203 (output_init_element): Fold value. Set constructor_nonconst as
9204 applicable. pedwarn for initializers not constant expressions.
9205 Update call to digest_init. Call constant_expression_warning
9206 where constant initializers are required.
9207 (process_init_element): Use c_save_expr.
9208 (c_finish_goto_ptr): Fold expression.
9209 (c_finish_return): Fold return value. Update call to
9210 convert_for_assignment.
9211 (c_start_case): Fold switch expression.
9212 (c_process_expr_stmt): Fold expression.
9213 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
9214 ensure statement expression is not evaluated in constant expression.
9215 (build_binary_op): Track whether results are integer constant
9216 expressions or may occur in such, disable folding and wrap results
9217 as applicable. Fold operands for -Wsign-compare warnings unless
9219 (c_objc_common_truthvalue_conversion): Handle results folded to
9220 integer constants that are not integer constant expressions.
9221 * doc/extend.texi: Document when typeof operands are evaluated,
9222 that condition of __builtin_choose_expr is an integer constant
9223 expression, and more about use of __builtin_constant_p in
9226 2009-03-29 Richard Guenther <rguenther@suse.de>
9228 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
9229 propagate addresses of array references.
9231 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
9233 * regmove.c (perhaps_ends_bb_p): Remove.
9234 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
9235 from INSN and check that the main loop stays within that basic block.
9236 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
9237 (regmove_forward_pass): Split out from regmove_optimize. Use
9238 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
9239 (regmove_backward_pass): Split out from regmove_optimize. Use
9240 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
9241 (regmove_optimize): Simplify.
9243 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
9246 * config/i386/i386.c (classify_argument): Ignore flexible array
9247 member in struct and warn ABI change.
9249 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
9251 * config/i386/i386-protos.h (ix86_agi_dependent): New.
9253 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
9254 (ix86_adjust_cost): Updated.
9256 2009-03-29 Jan Hubicka <jh@suse.cz>
9259 * tree-pass.h (pass_cleanup_eh): New function.
9260 (remove_unreachable_regions): Break code handling RTL
9261 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
9262 that can not be reached by runtime.
9263 (can_be_reached_by_runtime): New function.
9264 (label_to_region_map): New function.
9265 (num_eh_regions): New function.
9266 (rtl_remove_unreachable_regions): New function.
9267 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
9268 (remove_eh_region): New function.
9269 * except.h: Include sbitmap and vecprim.
9270 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
9271 num_eh_regions): Declare.
9272 * passes.c (init_optimization_passes): Schedule cleanup_eh.
9273 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
9274 * tree-eh.c (tree_remove_unreachable_handlers): New function.
9275 (tree_empty_eh_handler_p): New function.
9276 (cleanup_empty_eh): New function.
9277 (cleanup_eh): New function.
9278 (pass_cleanup_eh): New function.
9280 2009-03-29 Jan Hubicka <jh@suse.cz>
9282 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
9283 for removed regions.
9285 2009-03-29 Jan Hubicka <jh@suse.cz>
9287 * except.c (dump_eh_tree): Dump all datastructures.
9289 2009-03-29 Jan Hubicka <jh@suse.cz>
9291 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
9292 (duplicate_eh_regions_1): Likewise.
9293 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
9294 vector; call EH verification.
9295 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
9296 Be ready for region being removed.
9298 2009-03-29 Jan Hubicka <jh@suse.cz>
9300 * bitmap.c (bitmap_last_set_bit): New function.
9301 * bitmap.h (bitmap_last_set_bit): Declare.
9303 2009-03-29 David Ayers <ayers@fsfe.org>
9306 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
9307 by calling objc_compare_types and surpress warnings about
9308 incompatible C pointers that are compatible ObjC pointers.
9310 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
9312 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
9313 call initialize_inline_failed.
9314 (initialize_inline_failed): Move it from here ...
9315 * cgraph.c (initialize_inline_failed): ... to here.
9316 (cgraph_create_edge): Call initialize_inline_failed rather than
9317 setting inline_failed directly.
9319 2009-03-29 Ben Elliston <bje@au.ibm.com>
9322 * sysv4.opt (msdata): Improve comment.
9323 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
9324 * sysv4.h (SVR4_ASM_SPEC): Likewise.
9326 2009-03-29 Ben Elliston <bje@au.ibm.com>
9329 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
9330 load and store attributes.
9332 2009-03-29 Ben Elliston <bje@au.ibm.com>
9334 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
9335 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
9336 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
9337 * doc/extend.texi (X86 Built-in Functions): Add index entries for
9338 __builtin_infq and __builtin_huge_valq.
9340 2009-03-28 Anatoly Sokolov <aesok@post.ru>
9342 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
9344 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9345 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
9347 2009-03-28 Xinliang David Li <davidxl@google.com>
9349 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
9350 (do_dbg_cnt): New function.
9352 2009-03-28 Jan Hubicka <jh@suse.cz>
9354 Merge from pretty-ipa:
9356 2009-03-27 Jan Hubicka <jh@suse.cz>
9358 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
9359 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
9360 * passes.c (function_called_by_processed_nodes_p): New.
9361 * ipa-pure-const.c (check_call): Fix handling of operands.
9362 (analyze_function): Dump debug output for skipped bodies.
9363 (local_pure_const): Use function_called_by_processed_nodes_p.
9364 * dwarf2out.c (reference_to_unused): Use output.
9365 * passes.c (do_per_function_toporder): Likewise.
9367 2008-11-12 Jan Hubicka <jh@suse.cz>
9369 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
9370 * ipa-pure-const.c (funct_state_d): Add can throw field; make
9371 state_set_in_source enum
9372 (check_decl): Ignore memory tags; do not set fake looping flags;
9374 (check_operand, check_tree, check_rhs_var, check_lhs_var,
9375 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
9376 (check_call, analyze_function): Rewrite.
9378 (add_new_function): Update call of analyze_function.
9379 (generate_summary): Add call of analyze_function.
9380 (propagate): Propagate can_throw; handle state_set_in_source correctly.
9381 (local_pure_const): New function.
9382 (pass_local_pure_const): New pass.
9383 * ipa-inline.c (inline_transform): Set after_inlining.
9384 * tree-eh.c (stmt_can_throw_external): New.
9385 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
9386 work with aliasing built.
9387 * tree-flow.h (stmt_can_throw_external): New.
9388 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
9389 and local pure/const pass in early and late optimization queue.
9391 2009-03-28 Martin Jambor <mjambor@suse.cz>
9393 * fold-const.c (get_pointer_modulus_and_residue): New parameter
9395 (fold_binary): Allow function decl aligment consideration is the
9396 second argument is integer constant one.
9397 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
9398 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
9399 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
9401 2009-03-28 Jan Hubicka <jh@suse.cz>
9403 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
9404 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
9405 * function.h (rtl_data): Add nothrow flag.
9406 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
9407 set DECL_NOTHROW for AVAILABLE functions.
9409 2009-03-28 Jakub Jelinek <jakub@redhat.com>
9411 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
9412 following vector keyword has expansion starting with pixel or bool
9413 keyword, expand vector to __vector and pixel or bool to __pixel or
9417 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
9418 warn_if_disallowed_function_p): Removed.
9419 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
9420 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
9421 warning_if_disallowed_function_p.
9422 * flags.h (warn_if_disallowed_function_p,
9423 warn_disallowed_functions): Removed.
9424 * common.opt (Wdisallowed-function-list=): Removed.
9425 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
9427 2009-03-28 Richard Guenther <rguenther@suse.de>
9429 PR tree-optimization/38723
9430 * tree-ssa-pre.c (compute_avail): Add all default definitions to
9433 2009-03-28 Jan Hubicka <jh@suse.cz>
9435 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
9436 test introduced by my previous patch.
9438 2009-03-28 Richard Guenther <rguenther@suse.de>
9440 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
9441 the PHIs value undefined.
9443 2009-03-28 Jan Hubicka <jh@suse.cz>
9445 * tree-pass.h (pass_fixup_cfg): New pass.
9446 * ipa-inline.c (inline_transform): Set
9447 always_inline_functions_inlined/after_inlining.
9448 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
9449 (pass_fixup_cfg): New pass.
9450 * passes.c (init_optimization_passes): Add fixup_cfg.
9452 2009-03-28 Richard Guenther <rguenther@suse.de>
9454 PR tree-optimization/38458
9455 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
9456 argument use the arguments copy-of value.
9458 2009-03-28 Richard Guenther <rguenther@suse.de>
9460 PR tree-optimization/38180
9461 * tree-ssa-ccp.c (get_default_value): Simplify.
9462 (likely_value): Likewise.
9463 (surely_varying_stmt_p): Properly handle VOP case.
9464 (ccp_initialize): Likewise.
9465 (ccp_fold): Handle propagating through *&.
9466 (fold_const_aggregate_ref): Also handle decls.
9468 2009-03-28 Jan Hubicka <jh@suse.cz>
9470 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
9471 * cgraph.h (cgraph_node): Likewise.
9472 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
9473 (cgraph_reset_node): Use process flag.
9474 (cgraph_mark_functions_to_output): Likewise.
9475 (cgraph_expand_function): Likewise.
9476 (cgraph_expand_all_functions): Likewise.
9477 (cgraph_output_in_order): Likewise.
9478 * dwarf2out.c (reference_to_unused): Likewise.
9479 * passes.c do_per_function_toporder): Likewise.
9481 2009-03-28 Jan Hubicka <jh@suse.cz>
9483 Bring from lto-branch:
9485 2008-09-03 Doug Kwan <dougkwan@google.com>
9487 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
9488 enums instead of reason strings.
9489 * cgraph.c (cgraph_create_edge): Same.
9490 (cgraph_inline_failed_string): New function.
9491 * cgraph.h (cgraph_inline_failed_t): New enum type.
9492 (cgraph_inline_failed_string): New prototype.
9493 (struct cgraph_edge): Change type of INLINED_FAILED from constant
9494 char pointer to cgraph_inline_failed_t.
9495 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
9496 (cgraph_default_inline_p): Ditto.
9497 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
9498 to cgraph_inline_failed_t pointer.
9499 * cif-code.def: New file.
9500 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
9502 (cgraph_check_inline_limits): Change type of REASON to pointer to
9503 cgraph_inline_failed_t. Replace reason strings with enums.
9504 (cgraph_default_inline_p): Ditto.
9505 (cgraph_recursive_inlining_p): Ditto.
9506 (update_caller_keys): Change type of FAILED_REASON to
9507 cgraph_inline_failed_t.
9508 (cgraph_set_inline_failed): Change type of REASON to pointer to
9509 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
9510 convert enums to strings for text output.
9511 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
9512 to be of type cgraph_inline_failed_t. Replace reason strings with
9513 enums. Call cgraph_inline_failed_string to covert enums
9514 to strings for text output.
9515 (cgraph_decide_inlining): Replace reason strings with enums.
9516 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
9517 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
9519 * tree-inline.c (expand_call_inline): Change type of REASON
9520 to cgraph_inline_failed_t. Replace reason strings with enums.
9521 Call cgraph_inline_failed_string for text output.
9522 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
9525 2009-03-28 Jan Hubicka <jh@suse.cz>
9527 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
9528 cgraph_clone_node): Remove master clone handling.
9529 (cgraph_is_master_clone, cgraph_master_clone): Remove.
9530 * cgraph.h (master_clone): Remove.
9531 (cgraph_is_master_clone, cgraph_master_clone): Remove.
9532 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
9533 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
9535 2009-03-28 Jan Hubicka <jh@suse.cz>
9537 * cgraph.c (cgraph_function_body_availability): Functions declared
9538 inline are always safe to assume that it is not going to be replaced.
9540 2009-03-28 Richard Guenther <rguenther@suse.de>
9542 PR tree-optimization/38513
9543 * tree-ssa-pre.c (eliminate): Remove redundant stores.
9544 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9545 EXC_PTR_EXPR and FILTER_EXPR.
9546 (get_ref_from_reference_ops): Likewise.
9548 2009-03-28 Richard Guenther <rguenther@suse.de>
9550 PR tree-optimization/38968
9551 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
9552 Use FLOOR_MOD_EXPR to compute misalignment.
9554 2009-03-28 Richard Guenther <rguenther@suse.de>
9556 PR tree-optimization/37795
9557 * tree.h (combine_comparisons): Declare.
9558 * fold-const.c (combine_comparisons): Export.
9559 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
9561 (ifcombine_iforif): Use combine_comparisons.
9563 2009-03-28 Jan Hubicka <jh@suse.cz>
9565 * tree-eh.c (inlinable_call_p): New function.
9566 (make_eh_edges): Use it.
9567 (verify_eh_edges): Use it.
9568 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
9569 * except.c (reachable_next_level): Add inlinable_function argument
9570 (sjlj_find_directly_reachable_regions): Update.
9571 (add_reachable_handler): Do not set saw_any_handlers.
9572 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
9573 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
9574 Add new inlinable call parameter.
9575 (can_throw_internal, can_throw_external): Update.
9576 * except.h (can_throw_internal_1, can_throw_external_1,
9577 foreach_reachable_handler): Update declaration.
9579 2009-03-28 Joseph Myers <joseph@codesourcery.com>
9581 * config/arm/t-arm-coff, config/h8300/coff.h,
9582 config/i386/i386-aout.h, config/i386/i386-coff.h,
9583 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
9584 config/pdp11/2bsd.h, config/rs6000/aix41.h,
9585 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
9586 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
9587 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
9588 sys-types.h: Remove.
9589 * Makefile.in: Remove protoize and fixproto support and references
9591 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
9592 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
9594 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
9595 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
9596 unprotoize$(exeext).
9597 (rest.encap): Don't depend on $(STMP_FIXPROTO)
9598 (.PHONY): Don't depend on proto.
9599 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
9600 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
9601 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
9602 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
9603 build/gen-protos.o, build/scan.o, xsys-protos.h,
9604 build/fix-header$(build_exeext), build/fix-header.o,
9605 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
9606 stmp-install-fixproto): Remove.
9607 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
9608 SYSCALLS.c or fixproto files.
9609 (install-common): Don't install protoize.
9610 (install-headers-tar, install-headers-cpio, install-headers-cp):
9611 Don't depend on $(STMP_FIXPROTO).
9612 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
9613 install fixproto files or write out fixproto settings.
9614 (uninstall): Don't uninstall protoize.
9615 * config.gcc (use_fixproto): Remove.
9616 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
9617 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
9618 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
9619 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
9620 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
9621 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
9622 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
9623 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
9624 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
9625 * config/t-vxworks (STMP_FIXPROTO): Remove.
9626 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
9627 STMP_FIXPROTO): Remove.
9628 * config.in, configure: Regenerate.
9629 * crtstuff.c (gid_t, uid_t): Don't undefine.
9630 * doc/install.texi: Change m68k-coff to m68k-elf in example.
9631 (arm-*-coff, arm-*-aout: Remove target entries.
9632 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
9633 Remove mention of AIX 4.1.
9634 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
9635 * doc/invoke.texi (Running Protoize): Remove.
9636 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
9637 (Protoize Caveats): Remove.
9638 * tsystem.h: Update comments on headers assumed to exist.
9640 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
9642 * genautomata.c: Add a new year to the copyright. Add a new
9644 (struct insn_reserv_decl): Add comments for member bypass_list.
9645 (find_bypass): Remove.
9646 (insert_bypass): New.
9647 (process_decls): Use insert_bypass.
9648 (output_internal_insn_latency_func): Output all bypasses with the
9649 same input insn in one switch case.
9651 * rtl.def (define_bypass): Describe bypass choice.
9652 * doc/md.texi (define_bypass): Ditto.
9654 2009-03-27 Richard Guenther <rguenther@suse.de>
9656 * gimplify.c (mark_addressable): Export.
9657 * tree-flow.h (mark_addressable): Declare.
9658 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
9659 * tree-ssa.c (verify_phi_args): Verify that address taken
9660 variables have TREE_ADDRESSABLE set.
9662 2009-03-27 Richard Guenther <rguenther@suse.de>
9664 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
9665 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
9666 Do not mark decls TREE_ADDRESSABLE.
9667 (build_fold_addr_expr): Adjust.
9668 (fold_addr_expr): Remove.
9669 (fold_unary): Use build_fold_addr_expr.
9670 (fold_comparison): Likewise.
9671 (split_address_to_core_and_offset): Likewise.
9672 * coverage.c (tree_coverage_counter_addr): Mark the array decl
9674 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
9675 (gimplify_modify_expr_to_memcpy): Mark source and destination
9677 * omp-low.c (create_omp_child_function): Mark the object decl
9679 (lower_rec_input_clauses): Mark the var we take the address of
9681 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
9683 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9686 * cfgexpand.c (expand_one_stack_var_at): Change alignment
9687 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
9689 2009-03-27 Richard Guenther <rguenther@suse.de>
9691 PR tree-optimization/39120
9692 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
9694 (handle_lhs_call): Process return constraints. Add escape
9695 constraints if necessary.
9696 (handle_const_call): Fill out return constraints. Make nested
9697 case more precise. Avoid consttmp if possible.
9698 (handle_pure_call): Fill out return constraints. Avoid
9699 callused if possible.
9700 (find_func_aliases): Simplify call handling.
9702 2009-03-27 Richard Guenther <rguenther@suse.de>
9704 PR tree-optimization/39120
9705 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
9706 as a representative.
9707 (solve_graph): Do propagate CALLUSED.
9708 (handle_pure_call): Use a scalar constraint from CALLUSED for
9710 (find_what_p_points_to): CALLUSED shall not appear in poins-to
9713 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9716 * c-common.c (handle_aligned_attribute): Properly check alignment
9717 overflow. Use (1U << i) instead of (1 << i).
9719 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
9721 * expr.h (get_mem_align_offset): Updated.
9723 * tree.h (tree_decl_common): Change align to "unsigned int" and
9724 move it before pointer_alias_set.
9726 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9727 Jakub Jelinek <jakub@redhat.com>
9730 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
9731 gr_register_operand with gr_reg_or_0_operand.
9732 (cmpxchg_rel_di): Likewise.
9733 (sync_lock_test_and_set<mode>): Likewise.
9735 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9737 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
9738 (true_regnum): Likewise.
9740 * rtlanal.c (subreg_info): Moved to ...
9741 * rtl.h (subreg_info): Here. New.
9742 (subreg_get_info): New.
9744 * rtlanal.c (subreg_get_info): Make it extern.
9746 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9749 * config/i386/i386.c (ix86_abi): New.
9750 (override_options): Handle -mabi=.
9751 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
9752 (ix86_call_abi_override): Likewise.
9753 (init_cumulative_args): Likewise.
9754 (function_arg_advance): Likewise.
9755 (function_arg_64): Likewise.
9756 (function_arg): Likewise.
9757 (ix86_pass_by_reference): Likewise.
9758 (ix86_function_value_regno_p): Likewise.
9759 (ix86_build_builtin_va_list_abi): Likewise.
9760 (setup_incoming_varargs_64): Likewise.
9761 (is_va_list_char_pointer): Likewise.
9762 (ix86_init_machine_status): Likewise.
9763 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
9764 (ix86_function_type_abi): Return enum calling_abi. Rewrite
9765 for 64bit. Replace DEFAULT_ABI with ix86_abi.
9766 (ix86_function_abi): Make it static and return enum calling_abi.
9767 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
9769 (ix86_fn_abi_va_list): Updated.
9771 * config/i386/i386.h (ix86_abi): New.
9772 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
9773 (CONDITIONAL_REGISTER_USAGE): Likewise.
9774 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
9775 (machine_function): Likewise.
9777 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
9779 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
9780 (STACK_BOUNDARY): Likewise.
9781 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
9783 * config/i386/i386.opt (mabi=): New.
9785 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
9786 return enum calling_abi.
9787 (ix86_function_type_abi): Likewise.
9788 (ix86_function_abi): Removed.
9790 * doc/invoke.texi: Document -mabi= option for x86.
9792 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9794 * builtins.c (real_dconstp): Delete.
9795 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
9797 2009-03-27 Dodji Seketeli <dodji@redhat.com>
9798 Jakub Jelinek <jakub@redhat.com>
9801 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
9802 (gen_subprogram_die): When a function is explicit, generate the
9803 DW_AT_explicit attribute.
9804 * langhooks.h (struct lang_hooks_for_decls): Add
9805 function_decl_explicit_p langhook.
9806 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
9807 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
9809 2009-03-27 Jakub Jelinek <jakub@redhat.com>
9811 * builtins.c (fold_builtin_memory_op): Optimize memmove
9812 into memcpy if we can prove source and destination don't overlap.
9814 * tree-inline.c: Include gt-tree-inline.h.
9815 (clone_fn_id_num): New variable.
9816 (clone_function_name): New function.
9817 (tree_function_versioning): Use it.
9818 * Makefile.in (GTFILES): Add tree-inline.c.
9820 2009-03-27 Mark Mitchell <mark@codesourcery.com>
9822 * BASE-VER: Change to 4.5.0.
9824 2009-03-27 Xinliang David Li <davidxl@google.com>
9826 PR tree-optimization/39557
9827 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
9829 2009-03-27 Xinliang David Li <davidxl@google.com>
9831 PR tree-optimization/39548
9832 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
9835 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9837 * c-common.c (pointer_int_sum): Use %wd on return from
9840 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9842 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
9843 on return from tree_low_cst.
9845 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
9848 * ginclude/stdarg.h (va_copy): Define also for
9849 __GXX_EXPERIMENTAL_CXX0X__.
9851 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9854 * builtins.h (c_strlen): Do not warn here.
9855 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9856 * c-common.c (pointer_int_sum): Take an explicit location.
9857 Warn about offsets out of bounds.
9858 * c-common.h (pointer_int_sum): Adjust declaration.
9860 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9862 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
9865 2009-03-26 Jakub Jelinek <jakub@redhat.com>
9868 * opts.c (warn_if_disallowed_function_p): Don't assume
9869 get_callee_fndecl must return non-NULL.
9871 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
9873 PR rtl-optimization/39522
9874 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
9875 when reg_reloaded_valid is set.
9877 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9879 * config/spu/divv2df3.c: New file.
9880 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
9881 (DPBIT_FUNCS): Filter out _div_df.
9883 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
9885 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
9886 a jump insn, count that jump in the distance to the loop start.
9888 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
9891 * config/sh/sh.c (calc_live_regs): Fix condition for global
9892 registers except PIC_OFFSET_TABLE_REGNUM.
9894 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
9897 * doc/invoke.texi (-mconsole): New.
9901 (-mnop-fun-dllimport): New.
9905 (sub section "i386 and x86-64 Windows Options"): New.
9907 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
9909 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
9910 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
9912 2009-03-25 Richard Guenther <rguenther@suse.de>
9915 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
9918 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
9920 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
9921 neither of haifa/selective schedulers are working.
9923 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9925 * doc/invoke.texi (Debugging Options): Fix description of
9926 -fno-merge-debug-strings.
9928 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
9930 * config/cris/libgcc.ver: New version-script.
9931 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
9933 * configure.ac <GAS features, nop mnemonic>: Add pattern
9934 crisv32-*-* for "nop".
9935 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
9936 * configure: Regenerate.
9938 2009-03-24 Ira Rosen <irar@il.ibm.com>
9940 PR tree-optimization/39529
9941 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
9942 mark_sym_for_renaming for the tag copied to the new vector
9945 2009-03-24 Arthur Loiret <aloiret@debian.org>
9947 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
9948 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
9949 EXTRA_SPEC_FUNCTIONS.
9950 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
9951 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
9952 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
9953 -march and -mtune options.
9955 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
9957 * config/m68k/t-rtems: Add m5329 multilib.
9959 2009-03-24 Dodji Seketeli <dodji@redhat.com>
9960 Jakub Jelinek <jakub@redhat.com>
9963 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
9966 2009-03-23 Jakub Jelinek <jakub@redhat.com>
9969 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
9970 instead of c_parser_expression_conv, if original_code isn't one of the
9971 4 allowed comparison codes, fail.
9973 2009-03-23 Richard Guenther <rguenther@suse.de>
9975 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
9976 * tree.h (struct tree_type): Likewise.
9977 * reload.h (struct insn_chain): Likewise.
9978 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
9979 * function.h (struct function): Likewise.
9980 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
9982 2009-03-23 Jakub Jelinek <jakub@redhat.com>
9984 PR tree-optimization/39516
9985 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
9987 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
9989 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
9990 should be set true if BITS_PER_WORD of target is bigger than 32
9992 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
9994 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
9995 Translate -B-options to -rpath-link. Correct existing
9996 rpath-link and conditionalize on !nostdlib.
9998 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10000 * doc/extend.texi (Function Attributes, Variable Attributes):
10002 * doc/invoke.texi (Debugging Options, Optimize Options)
10003 (i386 and x86-64 Options, MCore Options): Likewise.
10005 2009-03-20 Jakub Jelinek <jakub@redhat.com>
10008 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
10009 it for block local namespace aliases.
10010 (gen_decl_die): Pass context_die to gen_namespace_die.
10012 2009-03-19 Jakub Jelinek <jakub@redhat.com>
10015 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
10016 minimum or maximum value.
10018 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
10020 * reginfo.c (globalize_reg): Recompute derived reg sets.
10022 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
10025 * libgcc2.c (mprotect): Do not use signed arguments for
10026 VirtualProtect, use DWORD arguments. Also fix the 'may
10027 be used uninitialized' warning for the np variable.
10029 2009-03-19 Jakub Jelinek <jakub@redhat.com>
10032 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
10033 functions using regparm calling conventions when not optimizing.
10034 (ix86_function_sseregparm): Similarly for sseregparm calling
10037 2009-03-19 Li Feng <nemokingdom@gmail.com>
10039 PR middle-end/39500
10040 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
10041 dependence if the first conflict is after niter iterations.
10043 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
10045 PR middle-end/38609
10046 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
10047 functions with dynamic stack-pointer adjustments.
10049 2009-03-19 Ben Elliston <bje@au.ibm.com>
10051 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
10052 option; change to -msdata=data.
10054 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10056 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
10059 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
10062 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
10064 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
10066 * doc/invoke.texi (Code Gen Options): Expand discussion of
10069 2009-03-18 Jakub Jelinek <jakub@redhat.com>
10071 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
10072 * matrix-reorg.c (struct matrix_info): Likewise.
10073 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
10074 * rtl.h (struct mem_attrs): Likewise.
10075 * df.h (struct df): Likewise.
10076 * tree-data-ref.h (struct data_dependence_relation): Likewise.
10077 * ira-int.h (struct ira_allocno): Likewise.
10078 * df-scan.c (struct df_collection_rec): Likewise.
10079 * ira.c (struct equivalence): Likewise.
10080 * function.c (struct temp_slot): Likewise.
10081 * cfgloop.h (struct loop): Likewise.
10084 * function.c (use_register_for_decl): When not optimizing, disregard
10085 register keyword for variables with types containing methods.
10087 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
10089 PR middle-end/39447
10090 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
10091 (is_simple_operand): Call contains_component_ref_p before calling data
10092 reference analysis that would fail on COMPONENT_REFs.
10094 * tree-vrp.c (search_for_addr_array): Fix formatting.
10096 2009-03-18 Richard Guenther <rguenther@suse.de>
10098 * tree-vect-transform.c (vect_loop_versioning): Fold the
10099 generated comparisons.
10100 * tree-vectorizer.c (set_prologue_iterations): Likewise.
10101 (slpeel_tree_peel_loop_to_edge): Likewise.
10103 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10105 PR middle-end/37805
10106 * opts.c (print_specific_help): In addition to `undocumented',
10107 accept `separate' and `joined' flags if passed alone. Describe
10108 output by the first matched one of those.
10109 (common_handle_option): Skip over empty strings.
10110 * gcc.c (display_help): Fix help string for `--help='.
10111 * doc/invoke.texi (Option Summary, Overall Options): With
10112 `--help=', classes and qualifiers can both be repeated, but
10113 only the latter can be negated. One should not pass only
10114 negated qualifiers. Fix markup and examples.
10117 2008-10-14 Jakub Jelinek <jakub@redhat.com>
10118 PR middle-end/37805
10119 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
10120 and -fhelp=separate.
10122 2009-03-17 Jing Yu <jingyu@google.com>
10124 PR middle-end/39378
10125 * function.h (struct rtl_data): Move is_thunk from here...
10126 (struct function): ...to here.
10127 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
10128 * varasm.c (assemble_start_function): Change is_thunk from crtl to
10130 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
10132 (alpha_does_function_need_gp, alpha_start_function): Likewise.
10133 (alpha_output_function_end_prologue): Likewise.
10134 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
10135 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
10136 (rs6000_output_function_epilogue): Likewise.
10137 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
10139 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
10142 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
10143 from different units in a single alternative.
10144 (*truncdfsf_i387): Ditto.
10145 (*truncxfsf2_mixed): Ditto.
10146 (*truncxfdf2_mixed): Ditto.
10148 2009-03-17 Jakub Jelinek <jakub@redhat.com>
10150 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
10151 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
10154 * tree-ssa-live.c (remove_unused_locals): Don't remove local
10155 unused non-artificial variables when not optimizing.
10158 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
10159 DW_TAG_imported_module even if decl is IMPORTED_DECL with
10160 NAMESPACE_DECL in its DECL_INITIAL.
10162 PR middle-end/39443
10163 * optabs.c (set_user_assembler_libfunc): New function.
10164 * expr.h (set_user_assembler_libfunc): New prototype.
10165 * c-common.c: Include libfuncs.h.
10166 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
10167 for memcmp, memset, memcpy, memmove and abort.
10168 * Makefile.in (c-common.o): Depend on libfuncs.h.
10171 * dwarf2out.c (gen_inlined_enumeration_type_die,
10172 gen_inlined_structure_type_die, gen_inlined_union_type_die,
10173 gen_tagged_type_instantiation_die): Removed.
10174 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
10177 2009-03-17 Janis Johnson <janis187@us.ibm.com>
10180 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
10182 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
10183 (check-parallel-%): Ditto.
10184 (check-consistency): Ditto.
10186 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
10188 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
10189 local variable rhs by NULL_TREE.
10191 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10194 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
10196 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10199 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
10201 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
10204 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
10205 for ms->sysv ABI calls only in 64bit mode.
10207 * config/i386/i386.md (untyped_call): Support 32bit.
10209 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
10211 * doc/extend.texi: Replace x86_65 with x86_64.
10213 2009-03-16 Jakub Jelinek <jakub@redhat.com>
10215 PR tree-optimization/39455
10216 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
10217 mismatches for POINTER_TYPE_P (type).
10218 (number_of_iterations_le): Likewise.
10220 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
10222 * config/picochip/picochip.c: Removed profiling support.
10223 * config/picochip/picochip.md: Removed profiling instruction.
10224 * config/picochip/picochip.h: Removed profiling builtin.
10226 2009-03-16 Joseph Myers <joseph@codesourcery.com>
10228 * doc/install.texi (--with-host-libstdcxx): Document.
10230 2009-03-14 Anatoly Sokolov <aesok@post.ru>
10233 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
10234 generate a warning if the function name does not begin with
10235 "__vector" and the function has either the 'signal' or 'interrupt'
10236 attribute, from here to ...
10237 (avr_declare_function_name): ...here. New function.
10238 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
10239 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
10241 2009-03-14 Jakub Jelinek <jakub@redhat.com>
10244 * cse.c (fold_rtx): Don't modify original const_arg1 when
10245 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
10246 separate variable instead.
10247 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
10248 from out of range shift counts.
10249 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
10251 2009-03-13 Catherine Moore <clm@codesourcery.com>
10253 * config/i386/x-mingw32 (host-mingw32.o): Replace
10254 diagnostic.h with $(DIAGNOSTIC_H).
10256 2009-03-12 Jakub Jelinek <jakub@redhat.com>
10259 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
10261 * config/i386/sync.md (sync_compare_and_swap<mode>,
10262 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
10263 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
10265 (sync_double_compare_and_swapdi_pic,
10266 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
10267 cmpxchg8b_pic_memory_operand instead of just memory_operand.
10269 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10272 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
10274 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10277 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
10278 (avx_addsubv4df3): Likewise.
10279 (*avx_addsubv4sf3): Likewise.
10280 (sse3_addsubv4sf3): Likewise.
10282 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
10285 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
10287 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
10290 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
10291 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10292 registers for allocnos created from user-defined variables.
10294 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10297 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
10298 of non-integer mode as well.
10300 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
10302 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
10303 for functions for which the parameter types are unknown.
10305 2009-03-11 Jakub Jelinek <jakub@redhat.com>
10308 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
10309 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
10310 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
10311 * config/i386/i386.c (ix86_local_alignment): For
10312 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
10313 long long variables on the stack to avoid dynamic realignment.
10314 Allow the first argument to be a decl rather than type.
10315 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
10317 2009-03-11 Nick Clifton <nickc@redhat.com>
10320 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
10322 Add description to mno-lsim option.
10323 * config/mcore/mcore.h: Remove comment about deprecated m4align
10325 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
10326 * doc/invoke.texi: Add description of mno-lsim and
10327 mstack-increment options.
10329 * config/fr30/fr30.opt: Document the -mno-lsim option.
10330 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
10331 and -mno-lsim options.
10333 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10335 * fold-const.c (fold_comparison): Only call fold_inf_compare
10336 if the mode supports infinities.
10338 2009-03-11 Jason Merrill <jason@redhat.com>
10341 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
10342 end already did. Notice GIMPLE_CALL modifications of the result.
10343 Don't copy debug information from an ignored decl or a decl from
10346 2009-03-10 Richard Guenther <rguenther@suse.de>
10347 Nathan Froyd <froydnj@codesourcery.com>
10349 PR middle-end/37850
10350 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
10351 (__divMODE3): Likewise.
10353 2009-03-09 Jakub Jelinek <jakub@redhat.com>
10355 PR tree-optimization/39394
10356 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
10357 DECL_SIZE_UNIT of variable length FIELD_DECLs.
10359 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10361 * recog.c (verfiy_changes): Disallow renaming of hard regs in
10362 inline asms for register asm ("") declarations.
10364 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
10366 * fold-const.c (fold_unary): Fix comment.
10368 2009-03-07 Jan Hubicka <jh@suse.cz>
10371 * tree-inline.c (setup_one_parameter): Do replacement of const
10372 argument by constant in SSA form.
10374 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10376 PR middle-end/38028
10377 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
10378 determine alignment passed to assign_stack_local.
10379 (assign_parms_unsplit_complex): Likewise.
10380 * except.c (sjlj_build_landing_pads): Likewise.
10382 2009-03-06 Jakub Jelinek <jakub@redhat.com>
10384 PR middle-end/39360
10385 * tree-flow.h (add_referenced_var): Return bool instead of void.
10386 * tree-dfa.c (add_referenced_var): Return result of
10387 referenced_var_check_and_insert call.
10388 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
10389 of referenced_var_check_and_insert.
10392 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
10393 (gen_variable_die): Emit DW_AT_location on abstract static variable's
10394 DIE, don't emit it if abstract origin already has it.
10395 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
10396 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
10398 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10400 * genpreds.c (needs_variable): Fix parentheses at variable name
10402 (write_tm_constrs_h): Indent generated code.
10404 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10406 * doc/extend.texi (Function Attributes): Add documentation
10407 for isr attributes.
10409 2009-03-06 Jakub Jelinek <jakub@redhat.com>
10412 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
10413 take locus from its DECL_SOURCE_LOCATION instead of input_location.
10415 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
10417 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
10420 2009-03-05 Jakub Jelinek <jakub@redhat.com>
10423 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
10424 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
10426 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
10428 * config/i386/i386.md (R8_REG, R9_REG): New constants.
10429 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
10430 constants instead of magic numbers.
10431 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
10433 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
10434 (x86_64_ms_abi_int_parameter_registers): Ditto.
10435 (x86_64_int_return_registers): Ditto.
10436 (ix86_maybe_switch_abi): Ditto.
10437 (ix86_expand_call): Ditto for clobbered_registers array.
10438 (ix86_hard_regno_mode_ok): Ditto.
10439 (x86_extended_QIreg_mentioned_p): Ditto.
10441 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
10443 PR tree-optimization/39349
10444 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
10446 * combine.c (gen_lowpart_for_combine): Use omode when generating
10449 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
10451 PR rtl-optimization/39235
10452 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
10454 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
10456 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
10458 2009-03-04 Richard Guenther <rguenther@suse.de>
10460 PR tree-optimization/39362
10461 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
10462 that occur in abnormal PHIs should be varying.
10464 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
10466 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
10468 (simple_iv): Take loop as an argument instead of statement.
10469 * tree-scalar-evolution.h (simple_iv): Declaration changed.
10470 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
10472 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
10474 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
10475 * matrix-reorg.c (analyze_transpose): Ditto.
10476 * tree-data-ref.c (dr_analyze_innermost): Ditto.
10477 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
10478 * tree-predcom.c (ref_at_iteration): Ditto.
10479 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
10481 2009-03-04 Richard Guenther <rguenther@suse.de>
10483 PR tree-optimization/39358
10484 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
10485 escaped_id and callused_id.
10486 (solve_graph): Likewise.
10488 2009-03-04 Richard Guenther <rguenther@suse.de>
10490 PR tree-optimization/39339
10491 * tree-sra.c (try_instantiate_multiple_fields): Make it
10492 no longer ICE on the above.
10494 2009-03-03 Joseph Myers <joseph@codesourcery.com>
10496 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
10497 that fits within Pmode.
10499 2009-03-03 Steve Ellcey <sje@cup.hp.com>
10501 PR middle-end/10109
10502 * tm.texi (LIBCALL_VALUE): Update description.
10504 2009-03-03 Steve Ellcey <sje@cup.hp.com>
10506 PR middle-end/34443
10507 * doc/extend.texi (section): Update description.
10509 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
10511 PR middle-end/39345
10512 * tree-inline.c (remapped_type): New.
10513 (can_be_nonlocal): Call remapped_type instead of remap_type.
10515 2009-03-03 Jakub Jelinek <jakub@redhat.com>
10518 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
10519 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
10521 2009-03-03 Richard Guenther <rguenther@suse.de>
10523 PR middle-end/39272
10524 * tree.c (tree_nonartificial_location): New function.
10525 * tree.h (tree_nonartificial_location): Declare.
10526 * builtins.c (expand_builtin_memory_chk): Provide location
10527 of the call location for artificial function pieces.
10528 (maybe_emit_chk_warning): Likewise.
10529 (maybe_emit_sprintf_chk_warning): Likewise.
10530 (maybe_emit_free_warning): Likewise.
10531 * expr.c (expand_expr_real_1): Likewise.
10533 2009-03-03 Jakub Jelinek <jakub@redhat.com>
10535 PR tree-optimization/39343
10536 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
10537 COMPONENT_REF t has ARRAY_TYPE.
10539 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
10541 PR middle-end/39335
10542 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
10543 when the type precision of the induction variable should be
10544 larger than the type precision of nit.
10545 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
10546 * graphite.c (graphite_loop_normal_form): Same.
10547 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
10549 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
10551 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
10552 (*call_1_rex64_ms_sysv): Use named constants instead of magic
10553 numbers to describe clobbered registers.
10554 (*call_value_0_rex64_ms_sysv): Ditto.
10555 * config/i386/mmx.md (mmx_emms): Ditto.
10556 (mmx_femms): Ditto.
10558 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
10560 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
10563 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10565 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
10566 (spu_section_type_flags): New function.
10568 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
10570 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
10571 reg_class_contents of FLOAT_REGS into a temporary.
10573 2009-03-02 Richard Guenther <rguenther@suse.de>
10574 Ira Rosen <irar@il.ibm.com>
10576 PR tree-optimization/39318
10577 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
10578 information to the vectorized statement.
10580 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
10582 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
10583 variable. Use defined names instead of magic constants for REX SSE
10586 2009-03-01 Richard Guenther <rguenther@suse.de>
10588 PR tree-optimization/39331
10589 * omp-low.c (lower_send_shared_vars): Do not receive new
10590 values for the reference of DECL_BY_REFERENCE parms or results.
10592 2009-03-01 Jan Hubicka <jh@suse.cz>
10595 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
10596 BLOCK_NONLOCALIZED_VAR): New macros.
10597 (tree_block): Add nonlocalized_vars.
10598 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
10599 gen_decl_die): Add origin argument. Allow generation of die with
10600 origin at hand only.
10601 (gen_member_die, gen_type_die_with_usage, force_decl_die,
10602 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
10604 (gen_block_die): Fix checking for unused blocks.
10605 (process_scope_var): Break out from .... ; work with origins only.
10606 (decls_for_scope) ... here; process nonlocalized list.
10607 (dwarf2out_ignore_block): Look for nonlocalized vars.
10608 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
10610 (dump_scope_block): Dump them.
10611 * tree-inline.c (remap_decls): Handle nonlocalized vars.
10612 (remap_block): Likewise.
10613 (can_be_nonlocal): New predicate.
10614 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
10616 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10618 * configure: Regenerate.
10620 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10622 * optc-gen.awk: No need to duplicate option flags twice.
10623 Reuse help texts for duplicate options which do not have any.
10625 * gcc.c (display_help): Document --version.
10627 * gcc.c (main): If print_help_list and verbose_flag, ensure
10628 driver output comes before subprocess output.
10630 * optc-gen.awk: Assign all remaining fields to help string,
10631 space-separated, for multi-line help in *.opt.
10633 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
10634 -Wno-pedantic-ms-format is for MinGW targets only.
10636 * doc/options.texi (Option file format): Fix bad indentation,
10637 restoring dropped sentence.
10639 2009-02-28 Jan Hubicka <jh@suse.cz>
10641 * tree-inline.c (tree_function_versioning): Output debug info.
10643 2009-02-28 Jan Hubicka <jh@suse.cz>
10646 * tree-inline.c (setup_one_parameter): Do not copy propagate
10647 arguments when not optimizing.
10649 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
10652 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
10653 (avx_addsubv4df3): Likewise.
10654 (*avx_addsubv4sf3): Likewise.
10655 (sse3_addsubv4sf3): Likewise.
10656 (*avx_addsubv2df3): Likewise.
10657 (sse3_addsubv2df3): Likewise.
10658 (avx_unpckhps256): Correct item selectors.
10659 (avx_unpcklps256): Likewise.
10660 (avx_unpckhpd256): Likewise.
10661 (avx_unpcklpd256): Likewise.
10663 2009-02-28 Jan Hubicka <jh@suse.cz>
10665 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
10667 (copy_arguments_for_versioning): If var is declared don't declare it.
10668 (tree_function_versioning): First setup substitutions and then copy
10671 2009-02-27 Jan Hubicka <jh@suse.cz>
10674 * cgraph.h (varpool_output_debug_info): Remove.
10675 * cgraphunit.c (varpool_output_debug_info): Remove.
10676 * dwarf2out.c (deferred_locations_struct): New struct
10677 (deferred_locations): New type.
10678 (deferred_locations_list): New static var.
10679 (deffer_location): New function.
10680 (gen_variable_die): Use it.
10681 (decls_for_scope): Output info on local static vars.
10682 (dwarf2out_finish): Process deferred locations.
10683 * varpool.c (varpool_output_debug_info): Remove.
10685 2009-02-27 Jan Hubicka <jh@suse.cz>
10688 * tree.h (TREE_PROTECTED): Fix comment.
10689 (BLOCK_HANDLER_BLOCK): Remove.
10690 (struct tree_block): Remove handler_block add body_block.
10691 (inlined_function_outer_scope_p): New.
10692 (is_body_block): Remove.
10693 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
10694 * dwarf2out.c (is_inlined_entry_point): Remove.
10695 (add_high_low_attributes): Use inlined_function_outer_scope_p.
10696 (gen_block_die): Use is_inlined_entry_point check. Remove body block
10698 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
10699 * gimplify.c (gimplify_expr): Gimplify body blocks.
10700 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
10701 block with multiple subblocks.
10702 (dump_scope_block): Prettier output; dump more flags and info.
10703 (dump_scope_blocks): New.
10704 (remove_unused_locals): Use dump_scope_blocks.
10705 * tree-flow.h (dump_scope_blocks): Declare.
10706 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
10707 * stmt.c (is_body_block): Remove.
10708 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
10709 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
10711 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
10713 PR middle-end/39308
10714 * graphite.c (graphite_loop_normal_form): Do not call
10715 number_of_iterations_exit from a gcc_assert.
10717 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10719 * config/s390/s390.c (s390_swap_cmp): Look for conditional
10720 jumps if COND is NULL.
10721 (find_cond_jump): New function.
10722 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
10723 * config/s390/s390.md: Remove z10_cobra attribute value.
10725 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
10727 * config/alpha/alpha.h (alpha_expand_mov): Return false if
10728 force_const_mem returns NULL_RTX.
10730 2009-02-26 Jan Hubicka <jh@suse.cz>
10733 * cgraph.h (varpool_output_debug_info): Remove.
10734 * cgraphunit.c (varpool_output_debug_info): Remove.
10735 * dwarf2out.c (deferred_locations_struct): New struct
10736 (deferred_locations): New type.
10737 (deferred_locations_list): New static var.
10738 (deffer_location): New function.
10739 (gen_variable_die): Use it.
10740 (decls_for_scope): Output info on local static vars.
10741 (dwarf2out_finish): Process deferred locations.
10742 * varpool.c (varpool_output_debug_info): Remove.
10744 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
10746 PR rtl-optimization/39241
10747 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
10748 to subreg_offset_representable_p.
10750 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
10752 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
10753 execute function prototype. Get f and nregs from max_reg_num
10754 and get_insns. Remove the first backward pass as it's dead,
10755 guard the forward pass by flag_expensive_optimizations.
10756 (rest_of_handle_regmove): Delete.
10757 (pass_regmove): Replace it with regmove_optimize.
10759 2009-02-25 Martin Jambor <mjambor@suse.cz>
10761 PR tree-optimization/39259
10762 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
10763 calls_alloca function flags.
10764 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
10765 calls are detected.
10767 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
10769 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
10770 flags_set_1_rtx, flags_set_1_set): Delete.
10771 (regmove_optimize): Do not call mark_flags_life_zones.
10773 2009-02-24 Julian Brown <julian@codesourcery.com>
10776 * config/arm/arm.c (require_pic_register): Only set
10777 cfun->machine->pic_reg once per function.
10779 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
10781 * doc/invoke.texi (Link Options): Document an easier way to pass
10782 options that take arguments to the GNU linker using -Xlinker and -Wl.
10784 2009-02-24 Steve Ellcey <sje@cup.hp.com>
10787 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
10789 2009-02-24 Richard Guenther <rguenther@suse.de>
10792 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
10794 2009-02-24 Richard Guenther <rguenther@suse.de>
10795 Zdenek Dvorak <ook@ucw.cz>
10797 PR tree-optimization/39233
10798 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
10799 from converting them to a generic type.
10801 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
10803 PR tree-optimization/39260
10804 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
10805 contains a condition with a real type.
10806 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
10808 2009-02-23 Jason Merrill <jason@redhat.com>
10811 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
10812 narrowing_initializer_constant_valid_p.
10813 (narrowing_initializer_constant_valid_p): Don't return
10814 null_pointer_node for adding a pointer to itself.
10816 2009-02-23 Jan Hubicka <jh@suse.cz>
10819 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
10822 2009-02-23 Jan Hubicka <jh@suse.cz>
10824 PR tree-optimization/37709
10825 * tree.c (block_ultimate_origin): Move here from dwarf2out.
10826 * tree.h (block_ultimate_origin): Declare.
10827 * dwarf2out.c (block_ultimate_origin): Move to tree.c
10828 * tree-ssa-live.c (remove_unused_scope_block_p):
10829 Eliminate blocks containig no instructions nor live variables nor
10831 (dump_scope_block): New function.
10832 (remove_unused_locals): Enable removal of dead blocks by default;
10833 enable dumping at TDF_DETAILS.
10835 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
10837 * config/i386/i386.c (classify_argument): Don't allow COImode
10839 (function_arg_advance_32): Don't allow OImode.
10840 (function_arg_32): Likewise.
10841 (function_value_32): Likewise.
10842 (return_in_memory_32): Likewise.
10843 (function_arg_64): Remove OImode comment.
10845 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
10848 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
10849 ix86_expand_vector_set for V4DImode in 64bit mode only.
10850 (ix86_expand_vector_init_one_var): Likewise.
10852 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
10854 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
10856 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
10859 * loop-iv.c: Revert last change.
10860 * emit-rtl.c: Likewise.
10862 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
10865 * config/i386/i386.c (type_natural_mode): Remove an extra
10866 space in the warning message.
10867 (function_value_32): Handle 32-byte vector modes.
10868 (return_in_memory_32): Likewise.
10870 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
10872 * loop-iv.c (truncate_value): New function.
10873 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
10875 (lowpart_subreg): Move to...
10876 * emit-rtl.c: ...here.
10878 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
10880 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
10881 accidental and undocumented change at revision 140860.
10883 2009-02-21 Joseph Myers <joseph@codesourcery.com>
10885 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
10886 take gimple_seq * arguments.
10887 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
10888 types_compatible_p langhook.
10890 2009-02-20 Mark Mitchell <mark@codesourcery.com>
10891 Joseph Myers <joseph@codesourcery.com>
10893 * config/arm/arm.c (arm_builtin_va_list): New function.
10894 (arm_expand_builtin_va_start): Likewise.
10895 (arm_gimplify_va_arg_expr): Likewise.
10896 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
10897 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
10898 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
10899 (va_list_type): New variable.
10900 (arm_mangle_type): Mangle va_list_type appropriately.
10902 2009-02-20 Jakub Jelinek <jakub@redhat.com>
10904 PR middle-end/39157
10905 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
10906 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
10907 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
10908 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
10909 parameter to 1000 for -O1 by default.
10910 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
10912 * loop-invariant.c: Include params.h.
10913 (move_loop_invariants): Don't call move_single_loop_invariants on
10916 2009-02-20 Jaka Mocnik <jaka@xlab.si>
10918 * calls.c (emit_library_call_value_1): Use slot_offset instead of
10919 offset when calculating bounds for indexing stack_usage_map. Fixes
10920 a buffer overflow with certain target setups.
10922 2009-02-20 Jakub Jelinek <jakub@redhat.com>
10925 * calls.c (expand_call): Clear try_tail_call if caller and callee
10926 disagree in promotion of function return value.
10928 2009-02-19 Jakub Jelinek <jakub@redhat.com>
10931 * c-common.c (c_determine_visibility): If visibility changed and
10932 DECL_RTL has been already set, call make_decl_rtl to update symbol
10935 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
10938 * varasm.c (assemble_variable): Don't check DECL_NAME when
10939 globalizing a variable.
10941 2009-02-19 Joseph Myers <joseph@codesourcery.com>
10944 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
10945 expression before any __builtin_trap call.
10946 * c-typeck.c (build_function_call): Convert and check function
10947 arguments before generating a call to a trap. Evaluate the
10948 function arguments before the trap.
10950 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
10953 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
10954 (UNSPEC_FXAM_MEM): New unspec.
10955 (fxam<mode>2_i387_with_temp): New insn and split pattern.
10956 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
10957 memory using fxam<mode>2_i387_with_temp to remove excess precision.
10959 2009-02-19 Richard Guenther <rguenther@suse.de>
10961 PR tree-optimization/39207
10962 PR tree-optimization/39074
10963 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
10964 storedanything_tree): New.
10965 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
10966 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
10967 (build_succ_graph): Add edges from STOREDANYTHING to all
10969 (init_base_vars): Initialize STOREDANYTHING.
10970 (compute_points_to_sets): Free substitution info after
10971 building the succ graph.
10972 (ipa_pta_execute): Likewise.
10974 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
10976 (do_ds_constraint): Do not add to special var or non-pointer
10978 (type_could_have_pointers): Split out from ...
10979 (could_have_pointers): ... here. For arrays use the element type.
10980 (create_variable_info_for): Initialize may_have_pointers.
10981 (new_var_info): Likewise.
10982 (handle_lhs_call): Make the HEAP variable unknown-sized.
10983 (intra_create_variable_infos): Use a type with pointers for
10984 PARM_NOALIAS, make it unknown-sized.
10986 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
10989 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
10991 2009-02-18 Jason Merrill <jason@redhat.com>
10994 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
10995 value if DECL_EXTERNAL.
10996 * tree-sra.c (sra_walk_gimple_assign): Likewise.
10997 * target.h (gcc_target::binds_local_p): Clarify "module".
10998 * tree.h (TREE_PUBLIC): Clarify "module".
11000 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
11003 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
11004 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
11006 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
11009 * c.opt (Wabi): Support C and ObjC.
11012 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
11014 * config/i386/i386.c (classify_argument): Warn once about the ABI
11015 change when passing union with long double.
11017 * doc/invoke.texi: Update -Wabi for warning psABI changes.
11019 2009-02-18 Joseph Myers <joseph@codesourcery.com>
11022 * c-parser.c (c_parser_compound_statement): Always enter and leave
11025 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11028 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
11030 2009-02-18 Jakub Jelinek <jakub@redhat.com>
11032 PR tree-optimization/36922
11033 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
11034 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
11037 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11039 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
11042 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11044 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
11046 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11048 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
11051 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
11052 Richard Sandiford <rdsandiford@googlemail.com>
11054 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
11055 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
11056 (loongson_biadd): ...this.
11058 2009-02-17 Richard Guenther <rguenther@suse.de>
11060 PR tree-optimization/39202
11061 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
11062 a var make sure to follow existing collapses.
11064 2009-02-17 Richard Guenther <rguenther@suse.de>
11066 PR middle-end/39214
11067 * langhooks.c (lhd_print_error_function): Check for NULL block.
11069 2009-02-17 Richard Guenther <rguenther@suse.de>
11071 PR tree-optimization/39204
11072 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
11075 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
11077 * config/soft-fp/double.h: Update from glibc CVS.
11079 2009-02-17 Richard Guenther <rguenther@suse.de>
11081 PR tree-optimization/39207
11082 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
11083 strict-aliasing warnings for pointers pointing to NULL.
11085 2009-02-16 Joseph Myers <joseph@codesourcery.com>
11088 * c-parser.c (c_parser_braced_init): Call pop_init_level when
11089 skipping until next close brace.
11091 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
11094 * config/i386/i386.c (ix86_expand_push): Set memory alignment
11095 to function argument boundary.
11097 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11099 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
11100 in the lea_add. Reload eventually constraints it properly.
11101 * config/picochip/constraints.md: Remove the target constraint
11102 "b", since it is not needed anymore.
11104 2009-02-16 Jakub Jelinek <jakub@redhat.com>
11106 * gthr-dce.h: Uglify function parameter and local variable names.
11107 * gthr-gnat.h: Likewise.
11108 * gthr-mipssde.h: Likewise.
11109 * gthr-nks.h: Likewise.
11110 * gthr-posix95.h: Likewise.
11111 * gthr-posix.h: Likewise.
11112 * gthr-rtems.h: Likewise.
11113 * gthr-single.h: Likewise.
11114 * gthr-solaris.h: Likewise.
11115 * gthr-tpf.h: Likewise.
11116 * gthr-vxworks.h: Likewise.
11117 * gthr-win32.h: Likewise.
11119 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
11122 * config/i386/i386.md: Restrict the new peephole2 to move
11123 between MMX/SSE registers.
11125 2009-02-15 Richard Guenther <rguenther@suse.de>
11128 2009-02-13 Richard Guenther <rguenther@suse.de>
11130 * configure.ac: Enable LFS.
11131 * configure: Re-generate.
11132 * config.in: Likewise.
11134 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11136 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
11137 spu_srqwbyte, spu_srqwbytebc): Define.
11138 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
11139 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
11140 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
11141 "shrqby_<mode>"): New insn-and-split patterns.
11142 * config/spu/spu.c (expand_builtin_args): Determine and return
11143 number of operands using spu_builtin_description data.
11144 (spu_expand_builtin_1): Use it.
11146 2009-02-13 Steve Ellcey <sje@cup.hp.com>
11149 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
11152 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11155 * config/i386/i386.c (override_options): Correct warning
11156 messages for -malign-loops, -malign-jumps and -malign-functions.
11158 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11161 * config/i386/i386.md: Restrict the new peephole2 to move
11162 between the general purpose registers.
11164 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11167 * config/i386/i386.c (type_natural_mode): Add a new argument.
11168 Return the original mode and warn ABI change if vector size is 32byte.
11169 (function_arg_advance): Updated.
11170 (function_arg): Likewise.
11171 (ix86_function_value): Likewise.
11172 (ix86_return_in_memory): Likewise.
11173 (ix86_sol10_return_in_memory): Likewise.
11174 (ix86_gimplify_va_arg): Likewise.
11175 (function_arg_32): Don't warn ABX ABI change here.
11176 (function_arg_64): Likewise.
11178 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
11180 * loop-iv.c (implies_p): In the final case, test that operands 0
11181 of the two comparisons match.
11183 * config/bfin/bfin.c (find_prev_insn_start): New function.
11184 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
11185 (find_next_insn_start): Move.
11187 2009-02-13 Richard Guenther <rguenther@suse.de>
11189 * configure.ac: Enable LFS.
11190 * configure: Re-generate.
11191 * config.in: Likewise.
11193 2009-02-13 Joseph Myers <joseph@codesourcery.com>
11196 * c-parser.c (c_parser_parms_list_declarator): Discard pending
11197 sizes on syntax error after some arguments have been parsed.
11199 2009-02-12 Jakub Jelinek <jakub@redhat.com>
11201 * doc/invoke.texi (-fira): Remove.
11203 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11205 * caller-save.c: Replace regclass.c with reginfo.c in comments.
11206 * recog.c: Likewise.
11209 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
11211 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
11212 (umul_ppmm): Likewise.
11213 (count_leading_zeros): Likewise.
11214 (count_trailing_zeros): Likewise.
11215 (UMUL_TIME): Likewise.
11217 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11219 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
11220 soft-fp/t-softfp to tmake_file.
11222 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
11223 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
11224 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
11225 IA64_BUILTIN_INFQ]: New.
11226 (ia64_init_builtins): Initialize __builtin_infq,
11227 __builtin_fabsq and __builtin_copysignq if not HPUX.
11228 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
11229 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
11231 * config/ia64/lib1funcs.asm (__divtf3): Define only if
11233 (__fixtfti): Likewise.
11234 (__fixunstfti): Likewise.
11235 (__floattitf): Likewise.
11237 * config/ia64/libgcc-glibc.ver: New.
11238 * config/ia64/t-fprules-softfp: Likewise.
11239 * config/ia64/sfp-machine.h: Likewise.
11241 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
11242 (LIBGCC2_TF_CEXT): Likewise.
11243 (TF_SIZE): Likewise.
11244 (TARGET_INIT_LIBFUNCS): Likewise.
11246 * config/ia64/t-glibc (SHLINB_MAPFILES):
11247 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
11249 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
11251 * config/i386/i386.c (construct_container): Rewrite processing
11252 BLKmode with X86_64_SSE_CLASS.
11254 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
11257 * config/i386/i386.md: Replace simplify_replace_rtx with
11258 replace_rtx in the new peephole2.
11260 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
11262 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
11263 loop unrolling do not happen at -O2.
11265 2009-02-12 Michael Matz <matz@suse.de>
11267 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
11269 2009-02-12 Jakub Jelinek <jakub@redhat.com>
11271 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
11274 2009-02-12 Ben Elliston <bje@au.ibm.com>
11276 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
11277 patterns when updating the back chain. Missed in the 2009-02-10
11280 2009-02-11 Janis Johnson <janis187@us.ibm.com>
11282 * doc/extend.texi (Decimal Floating Types): Update identifier of
11283 draft TR and list of missing support.
11285 2009-02-11 Jakub Jelinek <jakub@redhat.com>
11287 PR middle-end/39154
11288 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
11289 bit to variable length decl's flags, add it also to its
11290 pointer replacement variable.
11292 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
11293 Jakub Jelinek <jakub@redhat.com>
11296 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
11297 (memory_blockage): New expander.
11298 (*memory_blockage): New insn pattern.
11299 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
11300 instead of general blockage at the end of function prologue when
11301 frame pointer is used to access red zone area. Do not emit blockage
11302 when profiling, it is emitted in generic code.
11303 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
11304 function epilogue when frame pointer is used to access red zone area.
11306 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
11309 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
11310 by arithmetic with memory operands.
11311 * config/i386/predicates.md (commutative_operator): New.
11313 2009-02-10 Janis Johnson <janis187@us.ibm.com>
11315 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
11318 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
11320 * alias.h (record_alias_subset): Declare.
11321 * alias.c (record_alias_subset): Make global.
11323 2009-02-10 Nick Clifton <nickc@redhat.com>
11325 * tree-parloops.c: Change license to GPLv3.
11326 * ipa-struct-reorg.c: Change license to GPLv3.
11327 * ipa-struct-reorg.h: Change license to GPLv3.
11329 2009-02-10 Steve Ellcey <sje@cup.hp.com>
11332 * c-decl.c (start_struct): Return NULL on error.
11334 2009-02-10 Jakub Jelinek <jakub@redhat.com>
11336 PR middle-end/39124
11337 * cfgloopmanip.c (remove_path): Call remove_bbs after
11338 cancel_loop_tree, not before it.
11341 * function.h (struct function): Add has_local_explicit_reg_vars bit.
11342 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
11343 VAR_DECLs were seen.
11344 * tree-ssa-live.c (remove_unused_locals): Recompute
11345 cfun->has_local_explicit_reg_vars.
11346 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
11347 copies or clearings if cfun->has_local_explicit_reg_vars.
11349 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
11352 * config/i386/i386.c (expand_prologue): Emit blockage at the end
11353 of function prologue when frame pointer is used to access
11356 2009-02-10 Richard Guenther <rguenther@suse.de>
11358 PR middle-end/39127
11359 * gimplify.c (gimple_regimplify_operands): Always look if
11360 we need to create a temporary.
11362 2009-02-10 Richard Guenther <rguenther@suse.de>
11364 PR tree-optimization/39132
11365 * tree-loop-distribution.c (todo): New global var.
11366 (generate_memset_zero): Trigger TODO_rebuild_alias.
11367 (tree_loop_distribution): Return todo.
11369 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
11372 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
11373 (x86_64_reg_class_name): Removed.
11374 (classify_argument): Return 0 if bytes > 32. Return 0 if the
11375 first one isn't X86_64_SSE_CLASS or any other ones aren't
11376 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
11377 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
11378 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
11379 and 3 X86_64_SSEUP_CLASS.
11380 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
11381 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
11383 2009-02-10 Ben Elliston <bje@au.ibm.com>
11385 * config/rs6000/rs6000.md (allocate_stack): Always use an update
11386 form instruction to update the stack back chain word, even if the
11387 user has disabled the generation of update instructions.
11388 (movdi_<mode>_update_stack): New.
11389 (movsi_update_stack): Likewise.
11390 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
11391 always use an update form instruction to update the stack back
11394 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
11396 PR middle-end/38953
11397 * graphite.c (if_region_set_false_region): After moving a region in
11398 the false branch of a condition, remove the empty dummy basic block.
11399 (gloog): Remove wrong fix for PR38953.
11401 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11403 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
11404 generation due to implicit sign extension.
11406 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
11408 PR middle-end/38981
11409 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
11410 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
11412 2009-02-09 Richard Guenther <rguenther@suse.de>
11414 PR middle-end/35202
11415 * convert.c (convert_to_real): Disable (float)fn((double)x)
11416 to fnf(x) conversion if errno differences may occur and
11417 -fmath-errno is set.
11419 2009-02-07 Anatoly Sokolov <aesok@post.ru>
11421 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
11422 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11423 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11425 2009-02-06 Joseph Myers <joseph@codesourcery.com>
11428 * c-common.c (handle_alias_attribute): Disallow attribute for
11429 anything not a FUNCTION_DECL or VAR_DECL.
11431 2009-02-06 Janis Johnson <janis187@us.ibm.com>
11434 * real.c (do_compare): Special-case compare of zero against
11435 decimal float value.
11437 2009-02-06 Joseph Myers <joseph@codesourcery.com>
11440 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
11441 as indicating flexible array members unless the field itself is
11442 being declarared as the incomplete array.
11444 2009-02-06 Jan Hubicka <jh@suse.cz>
11446 PR tree-optimization/38844
11447 * ipa-inline.c (try_inline): Stop inlining recursion when edge
11448 is already inlined.
11450 2009-02-06 Richard Guenther <rguenther@suse.de>
11452 PR middle-end/38977
11453 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
11454 fork because we may expand it as __gcov_fork.
11456 2009-02-06 Nick Clifton <nickc@redhat.com>
11458 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
11460 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
11462 PR tree-optimization/35659
11463 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
11464 vn_phi_eq): Shortcut if hashcode does not match.
11465 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
11467 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
11468 and avoid iterative_hash_expr.
11469 (FOR_EACH_VALUE_ID_IN_SET): New.
11470 (value_id_compare): Remove.
11471 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
11472 sort expressions by value id.
11474 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
11477 * config/sh/predicates.md (general_movsrc_operand): Don't check
11478 the subreg of system registers here.
11480 2009-02-05 Jakub Jelinek <jakub@redhat.com>
11483 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
11484 on the copied decl.
11486 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
11488 PR rtl-optimization/39110
11489 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
11490 addresses, not aligned ones.
11492 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
11493 Richard Guenther <rguenther@suse.de>
11495 PR tree-optimization/39100
11496 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
11497 comment says and add edges.
11499 2009-02-05 Joseph Myers <joseph@codesourcery.com>
11502 * c-common.c (handle_tls_model_attribute): Ignore attribute for
11503 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
11505 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
11507 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
11508 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
11509 register_bb_in_sese, new_sese, free_sese): Moved.
11510 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
11511 outermost_loop_in_scop, build_scop_iteration_domain,
11512 expand_scalar_variables_ssa_name, get_vdef_before_scop,
11513 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
11514 Use loop_in_sese_p instead of loop_in_scop_p.
11515 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
11516 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
11517 (scopdet_basic_block_info): Fix bug in scop detection.
11518 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
11519 eq_loop_to_cloog_loop): Remove.
11520 (nb_loops_around_loop_in_scop, nb_loop
11521 ref_nb_loops): Moved here...
11522 * graphite.h (ref_nb_loops): ... from here.
11523 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
11524 (loop_domain_dim, loop_iteration_vector_dim): Remove.
11525 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
11526 * testsuite/gcc.dg/graphite/scop-19.c: New
11528 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
11529 Hans-Peter Nilsson <hp@axis.com>
11531 PR rtl-optimization/37889
11532 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
11533 Move offset handling from PLUS to before the switch. Use new
11534 arguments when considering SYMBOL_REFs too.
11535 (rtx_addr_can_trap_p): Pass dummy offset and size.
11536 (enum may_trap_p_flags): Remove.
11537 (may_trap_p_1): Pass size from MEM_SIZE.
11539 PR rtl-optimization/38921
11540 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
11541 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
11542 * rtlanal.c (may_trap_after_code_motion_p): Delete.
11543 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
11545 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
11547 AVX Programming Reference (January, 2009)
11548 * config/i386/sse.md (*vpclmulqdq): New.
11550 2009-02-04 Jakub Jelinek <jakub@redhat.com>
11552 PR tree-optimization/38977
11553 PR gcov-profile/38292
11554 * calls.c (special_function_p): Disregard __builtin_ prefix.
11556 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
11558 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
11559 non-indexable addresses even before reload.
11561 2009-02-03 Joseph Myers <joseph@codesourcery.com>
11564 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
11565 as having variable size. Do not give an error for unnamed
11566 parameters with [*] declarators. Give a warning for type names
11567 with [*] declarators and mark them as variable size.
11568 * c-parser.c (c_parser_sizeof_expression): Do not give an error
11569 for sizeof applied to [*] type names.
11571 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11574 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
11576 2009-02-03 Jakub Jelinek <jakub@redhat.com>
11578 * gcc.c (process_command): Update copyright notice dates.
11579 * gcov.c (print_version): Likewise.
11580 * gcov-dump.c (print_version): Likewise.
11581 * mips-tfile.c (main): Likewise.
11582 * mips-tdump.c (main): Likewise.
11584 2009-02-03 Joseph Myers <joseph@codesourcery.com>
11587 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
11588 for composite type involving a zero-length array type.
11590 2009-02-03 Jakub Jelinek <jakub@redhat.com>
11593 * function.c (match_asm_constraints_1): Skip over
11594 initial optional % in the constraint.
11596 PR inline-asm/39059
11597 * c-parser.c (c_parser_postfix_expression): If fixed point is not
11598 supported, don't accept FIXED_CSTs.
11599 * c-decl.c (finish_declspecs): Error if fixed point is not supported
11600 and _Sat is used without _Fract/_Accum. Set specs->type to
11601 integer_type_node for cts_fract/cts_accum if fixed point is not
11604 2009-02-02 Catherine Moore <clm@codesourcery.com>
11606 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
11608 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
11610 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
11611 (ABI_HAS_64BIT_SYMBOLS): Use it.
11612 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
11614 2009-02-02 Paul Brook <paul@codesourcery.com>
11616 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
11618 2009-02-02 Jakub Jelinek <jakub@redhat.com>
11620 PR inline-asm/39058
11621 * recog.h (asm_operand_ok): Add constraints argument.
11622 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
11623 recurse on matching constraint.
11624 (check_asm_operands): Pass constraints as 3rd argument to
11625 asm_operand_ok. Don't look up matching constraint here.
11626 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
11629 2009-02-02 Ben Elliston <bje@au.ibm.com>
11631 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
11632 TARGET_NARROW_VOLATILE_BITFIELD macro names.
11634 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11636 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
11637 information. Remove some obsolete information. Reorganize.
11639 * config/pa/fptr.c: Revert license to GPL 2.
11640 * config/pa/milli64.S: Likewise.
11642 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
11645 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
11646 LIBRARY name in, instead of hard-coding it.
11647 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
11648 extra target make frag to tmake_files according to EH model.
11649 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
11650 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
11651 frags that define makefile variable EH_MODEL appropriately.
11652 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
11653 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
11654 to "-sjlj" according to type of EH configured.
11655 (LIBGCC_SONAME): Concatenate it to shared library base name.
11656 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
11657 to "_sjlj" according to type of EH configured.
11658 (LIBGCC_SONAME): Concatenate it to shared library base name.
11659 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
11660 (SHLIB_LINK): Add missing semicolon to if-else construct.
11661 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
11662 string value of "pe_dll" command-line option.
11663 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
11664 (SHLIB_SONAME): Use it when overriding t-cygming default.
11665 (SHLIB_IMPLIB): Override t-cygming default.
11666 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
11667 string value of "pe_dll" command-line option.
11669 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
11672 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
11673 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
11675 2009-01-31 Richard Guenther <rguenther@suse.de>
11677 PR tree-optimization/38937
11678 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
11679 computing the transitive closure.
11681 2009-01-30 Richard Guenther <rguenther@suse.de>
11683 PR tree-optimization/39041
11684 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
11685 Propagate variable indices only if the types match for this stmt.
11687 2009-01-30 Jakub Jelinek <jakub@redhat.com>
11690 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
11691 inline but never defined.
11693 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
11695 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
11696 (*insv_h_di_reg_extimm): New insn.
11697 (*insv_l<mode>_reg_extimm): New insn.
11699 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
11701 * config/picochip/picochip.c (flag_conserve_stack): set
11702 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
11703 fconserve-stack. Reduce call-overhead used by inliner.
11705 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
11708 * common.opt (flag_conserve_stack): Initialised to zero.
11710 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
11713 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
11714 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
11717 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
11719 * ira-color.c (allocno_reload_assign): Update comments.
11720 * regmove.c (regmove_optimize): Likewise.
11724 2009-01-29 Robert Millan <rmh@aybabtu.com>
11726 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
11727 * config/i386/kopensolaris-gnu.h: New file. Undefine
11728 `MD_UNWIND_SUPPORT'.
11729 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
11731 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
11733 PR tree-optimization/39007
11734 * tree-loop-distribution.c (generate_builtin): Use
11735 recompute_dominator to compute the immediate dominator of the
11736 basic block just after the loop.
11738 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11740 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
11741 (ASM_OUTPUT_DWARF_PCREL): Define.
11743 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
11745 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
11746 * doc/passes.texi: Remove entries about regclass, local-alloc, and
11747 global. Modify entries about regmove and IRA.
11749 * ra-conflict.c: Remove the file.
11751 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
11753 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
11754 (pass_regclass_init): Rename to pass_reginfo_init.
11756 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
11758 * toplev.h (flag_ira): Remove.
11760 * caller-save.c (setup_save_areas): Remove flag_ira.
11762 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
11764 * global.c: Remove the file.
11766 * opts.c (decode_options): Remove flag_ira.
11768 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
11770 * regmove.c: Modify file description.
11771 (find_use_as_address, try_auto_increment): Define them only if
11772 AUTO_INC_DEC is defined.
11773 (replacement_quality, replace_in_call_usage, fixup_match_1,
11774 stable_and_no_regs_but_for_p): Remove.
11775 (reg_set_in_bb): Make it static.
11776 (regmove_optimize): Remove flag_ira and code which worked for
11779 * local-alloc.c: Remove the file.
11781 * common.opt (fira): Remove.
11783 * ira.c: Include except.h.
11784 (eliminable_regset): Move from global.c.
11785 (mark_elimination): Ditto. Remove flag_ira.
11786 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
11787 equiv_mem_modified, validate_equiv_mem_from_store,
11788 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
11789 contains_replace_regs, memref_referenced_p, memref_used_between_p,
11790 no_equiv, recorded_label_ref): Move from local-alloc.c.
11791 (update_equiv_regs): Ditto. Make it static.
11792 (print_insn_chain, print_insn_chains): Move it from global.c.
11793 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
11794 (build_insn_chain): Ditto. Make it static.
11795 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
11796 Rename to init_live_subregs.
11797 (gate_ira): Remove flag_ira.
11799 * regclass.c: Rename reginfo.c. Change file description.
11800 (FORBIDDEN_INC_DEC_CLASSES): Remove.
11801 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
11802 (init_reg_sets_1): Remove code for evaluation of
11803 reg_class_superclasses and losing_caller_save_reg_set.
11804 (init_regs): Remove init_reg_autoinc.
11805 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
11806 ok_for_base_p_nonstrict): Remove.
11807 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
11808 (pass_regclass_init): Rename to pass_reginfo_init. Modify
11809 corresponding entries.
11810 (dump_regclass, record_operand_costs, scan_one_insn,
11811 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
11812 record_address_regs, auto_inc_dec_reg_p): Remove.
11813 (gt-regclass.h): Rename to gt-reginfo.h.
11815 * rtl.h (dump_global_regs, retry_global_alloc,
11816 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
11818 * Makefile.in (RA_H): Remove.
11819 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
11820 Rename regclass.o to reginfo.o.
11821 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
11823 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
11824 (GTFILES): Rename regclass.c to reginfo.c.
11826 * passes.c (init_optimization_passes): Remove pass_local_alloc and
11827 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
11829 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
11830 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
11832 (finish_spills): Ditto. Remove code for !flag_ira.
11834 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
11836 PR middle-end/35854
11837 * doc/invoke.texi (rtl debug options): Complete rewrite.
11838 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
11840 * mode-switching.c (pass_mode_switching): Rename pass from
11841 "mode-sw" to "mode_sw".
11842 * except.c (pass_convert_to_eh_ranges): Rename pass from
11843 "eh-ranges" to "eh_ranges".
11844 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
11848 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
11849 Alexander Monakov <amonakov@ispras.ru>
11851 PR middle-end/38857
11852 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
11854 (move_exprs_to_boundary): Change return type and pass through
11855 should_move from move_op. Relax assert. Update usage ...
11856 (schedule_expr_on_boundary): ... here. Use should_move instead of
11858 (move_op_orig_expr_found): Indicate that insn was disconnected from
11860 (code_motion_process_successors): Do not call after_merge_succs
11861 callback if original expression was not found when traversing any of
11863 (code_motion_path_driver): Change return type. Update prototype.
11864 (move_op): Update comment. Add a new parameter (should_move). Update
11865 prototype. Set *should_move based on indication provided by
11866 move_op_orig_expr_found.
11868 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
11870 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
11871 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
11872 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
11873 * config/rs6000/rs6000.c (rs6000_override_options): Default
11874 avoid-indexed-addresses on for Power6, off for everything else.
11875 (avoiding_indexed_address_p): New function.
11876 (rs6000_legitimize_address): Use it.
11877 (rs6000_legitimate_address): Likewise.
11878 * config/rs6000/rs6000.md (movXX_updateX): Likewise
11880 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
11882 PR tree-optimization/38997
11883 * tree-loop-distribution.c (generate_memset_zero): Use
11884 POINTER_PLUS_EXPR for a pointer addition.
11886 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
11888 * config/s390/s390.md (bswap<mode>2): New pattern added.
11890 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
11892 * config/s390/s390.md (*tls_load_31): Added type attribute.
11894 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
11896 * config/s390/s390.md: Fix a few comments.
11898 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
11900 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
11901 (*tm<mode>_full): Fixed z10prop attribute.
11902 (*tst<mode>_extimm): Fixed z10prop attribute.
11903 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
11904 (*tstqiCCT_cconly): Fixed z10prop attribute.
11905 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
11906 (*movsi_larl): Fixed z10prop attribute.
11907 (*movsi_zarch): Fixed z10prop attribute.
11908 (*movsi_eas): Fixed z10prop attribute.
11909 (*movhi): Fixed z10prop attribute.
11910 (*movqi): Fixed z10prop attribute.
11911 (*movstrictqi): Fixed z10prop attribute.
11912 (*mov<mode>): Fixed z10prop attribute.
11913 (*movcc): Fixed z10prop attribute.
11914 (*sethighpartdi_64): Fixed z10prop attribute.
11915 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
11916 (*negdi2_sign_cc): Fixed z10prop attribute.
11917 (*negdi2_sign): Fixed z10prop attribute.
11918 (*absdi2_sign_cc): Fixed z10prop attribute.
11919 (*absdi2_sign): Fixed z10prop attribute.
11920 (*negabsdi2_sign_cc): Fixed z10prop attribute.
11921 (*negabsdi2_sign): Fixed z10prop attribute.
11922 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
11923 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
11924 (doloop_si64): Fixed z10prop attribute.
11925 (doloop_si31): Fixed z10prop attribute.
11926 (doloop_long): Fixed z10prop attribute.
11927 (indirect_jump): Fixed z10prop attribute.
11928 (nop): Fixed z10prop attribute.
11929 (main_base_64): Fixed z10prop attribute.
11930 (reload_base_64): Fixed z10prop attribute.
11932 2009-01-28 Jakub Jelinek <jakub@redhat.com>
11934 PR rtl-optimization/38740
11935 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
11937 * config/mips/mips.c (mips_reorg): Likewise.
11939 2009-01-28 Richard Guenther <rguenther@suse.de>
11941 PR tree-optimization/38926
11942 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
11943 with the correct value id to a value.
11944 (do_regular_insertion): Use the value number of edoubleprime
11945 for the value number of the expr.
11948 2008-08-21 Richard Guenther <rguenther@suse.de>
11950 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
11951 a PHI ask VN if it is already available.
11952 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
11953 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
11955 2009-01-28 Jakub Jelinek <jakub@redhat.com>
11957 PR middle-end/38934
11958 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
11959 set to varying whenever max has TREE_OVERFLOW set, similarly
11960 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
11962 2009-01-28 Richard Guenther <rguenther@suse.de>
11964 PR middle-end/38908
11965 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
11966 uninitialized aggregate uses in call arguments.
11968 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
11970 PR tree-optimization/38984
11971 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
11972 the nothing_id variable if -fno-delete-null-pointer-checks.
11974 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
11977 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
11978 (set_got_offset_rex64): Ditto.
11980 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
11983 * doc/extend.texi: Improve local variable with asm reg.
11985 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
11987 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
11988 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
11989 was not supplied then set warn_packed_bitfield_compat to the
11990 default value of 1.
11991 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
11994 2009-01-27 Richard Guenther <rguenther@suse.de>
11996 PR tree-optimization/38503
11997 * cfgexpand.c (expand_gimple_basic_block): Ignore
11998 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
11999 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
12000 variables that cannot have TBAA applied.
12001 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
12004 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
12006 PR middle-end/38969
12007 * calls.c (initialize_argument_information): Do not wrap complex
12008 arguments in SAVE_EXPR.
12010 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
12012 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
12013 (INSTALL_LIBGCC): Revert typo commit.
12015 2009-01-26 Richard Guenther <rguenther@suse.de>
12017 PR tree-optimization/38745
12018 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
12019 from special handling.
12021 2009-01-26 Richard Guenther <rguenther@suse.de>
12023 PR tree-optimization/38745
12024 * tree-ssa.c (execute_update_addresses_taken): Do not include
12025 variables that cannot possibly be a register in not_reg_needs.
12026 Do not clear TREE_ADDRESSABLE on vars that may not become
12028 * tree-ssa.c (update_alias_info_1): Include those in the set
12029 of addressable vars.
12031 2009-01-26 Richard Guenther <rguenther@suse.de>
12033 PR middle-end/38851
12034 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
12035 * tree-ssa-dse.c: Include langhooks.h
12036 (execute_simple_dse): Remove stores with zero size.
12038 2009-01-24 Jakub Jelinek <jakub@redhat.com>
12041 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
12044 2009-01-24 Julian Brown <julian@codesourcery.com>
12046 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
12047 config/arm/linux-atomic.c.
12048 * config/arm/linux-atomic.c: New.
12050 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
12052 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
12053 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
12054 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
12056 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
12059 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
12062 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
12064 PR tree-optimization/38953
12065 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
12066 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
12067 (gloog): Split the exit of the scop when the scop exit is a loop exit.
12068 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
12071 2009-01-24 Paul Brook <paul@codesourcery.com>
12073 * config/arm/neon.md (neon_type): Move to arm.md.
12074 (neon_mov<VSTRUCT>): Add neon_type attribute.
12075 * config/arm/arm.md (neon_type): Move to here.
12076 (conds): Add "unconditioal" and use as default for NEON insns.
12078 2009-01-24 Ben Elliston <bje@au.ibm.com>
12080 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
12081 void *' warning from -Wc++-compat.
12082 * Makefile.in (dominance.o-warn): Remove.
12084 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
12086 PR tree-optimization/38932
12087 * fold-const.c (fold_unary_ignore_overflow): New.
12088 * tree.h (fold_unary_ignore_overflow): Declare.
12089 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
12090 * tree-ssa-sccvn.c (visit_reference_op_load,
12091 simplify_unary_expression): Likewise.
12093 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
12095 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
12096 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
12097 regardless of their type.
12098 * c-common.c (handle_packed_attribute): Don't ignore packed on
12100 * c.opt (Wpacked-bitfield-compat): New warning option.
12101 * stor-layout.c (place_field): Warn if offset of a field changed.
12102 * doc/extend.texi (packed): Mention the ABI change.
12103 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
12104 (Warning Options): Add it to the list.
12106 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
12108 * c-opts.c (c_common_post_options): Fix a typo in comments.
12110 2009-01-22 Steve Ellcey <sje@cup.hp.com>
12112 PR middle-end/38615
12113 * gimplify.c (gimplify_init_constructor): Fix promotion of const
12114 variables to static.
12115 * doc/invoke.texi (-fmerge-all-constants): Update description.
12117 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
12120 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
12121 (*movdi_1_rex64): Use type "mmx" for alternative 5.
12123 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
12125 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
12127 (LOCAL_ALIGNMENT): Similarly.
12129 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
12130 Joseph Myers <joseph@codesourcery.com>
12132 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
12133 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
12134 * config/arm/arm-tune.md: Regenerate.
12135 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
12138 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
12140 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
12141 version number to five.
12143 2009-01-22 Dodji Seketeli <dodji@redhat.com>
12146 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
12147 * c-common.c (set_underlying_type): Likewise.
12148 (is_typedef_decl ): Likewise
12150 (set_underlying_type): Likewise.
12151 (is_typedef_type): Likewise.
12153 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
12155 PR middle-end/38587
12156 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
12159 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
12162 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
12163 (LIBGCC_SPEC): Don't define.
12164 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
12166 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
12168 PR rtl-optimization/38879
12169 * alias.c (base_alias_check): Unaligned access via AND address can
12170 alias all surrounding object types except those with sizes equal
12171 or wider than the size of unaligned access.
12173 2009-01-21 Dodji Seketeli <dodji@redhat.com>
12176 * c-decl.c (clone_underlying_type): Move this ...
12177 * c-common.c (set_underlying_type): ... here.
12178 Also, make sure the function properly sets TYPE_STUB_DECL() on
12179 the newly created typedef variant type.
12180 (is_typedef_decl ): New entry point.
12181 * tree.h: Added a new member member_types_needing_access_check to
12182 struct tree_decl_non_common.
12183 (set_underlying_type): New entry point.
12184 (is_typedef_type): Likewise.
12186 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
12188 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
12189 Check whether two instructions have memory references that
12190 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
12191 are helper functions for traversing.
12192 * alias.h (insn_alias_sets_confilict_p): New prototypes.
12193 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
12194 not to draw dependency edge for instructions with non-conflicting
12197 2009-01-20 Joseph Myers <joseph@codesourcery.com>
12200 * longlong.h: Update copyright years. Use soft-fp license notice.
12201 Sync __clz_tab declaration with glibc.
12203 2009-01-20 Steve Ellcey <sje@cup.hp.com>
12206 * doc/extend.texi (syscall_linkage): New.
12207 (version_id): Modify.
12209 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12210 Richard Guenther <rguenther@suse.de>
12212 PR tree-optimization/38747
12213 PR tree-optimization/38748
12214 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
12215 conversion if the base address is an indirect reference and the
12216 aliasing sets could cause issues.
12218 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
12220 * common.opt (fgraphite, fgraphite-identity): Add comment for
12221 explaining why these options are not documented.
12223 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
12225 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
12226 gimple_call_lhs is NULL.
12228 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
12231 * emit-rtl.c (adjust_address_1): Make sure memref is never
12234 2009-01-20 Ben Elliston <bje@au.ibm.com>
12236 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
12237 const qualifier from arg parameter. Remove unnecessary cast to char *.
12238 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
12239 const qualifier from arg 2.
12241 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
12243 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
12245 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
12248 * rtl.h (reinit_regs): New prototype.
12249 * regclass.c: Include ira.h.
12250 (reinit_regs): New.
12251 * Makefile.in (regclass.o): Add ira.h.
12252 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
12254 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
12257 * c-common.c (handle_aligned_attribute): Use
12258 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
12259 default alignment value.
12261 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
12263 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
12264 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
12266 * doc/extend.texi: Update __attribute__ ((aligned)). Document
12267 __BIGGEST_ALIGNMENT__.
12269 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
12271 2009-01-18 Richard Guenther <rguenther@suse.de>
12273 PR tree-optimization/38819
12274 * tree-flow.h (operation_could_trap_helper_p): Declare.
12275 * tree-eh.c (operation_could_trap_helper_p): Export.
12276 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
12277 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
12278 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
12279 are about to insert a possibly trapping instruction and fail
12282 2009-01-18 Andreas Schwab <schwab@suse.de>
12284 * doc/install.texi (Configuration): Remove obsolete paragraph
12285 about use of --with-gnu-ld with --with-gnu-as.
12287 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
12289 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
12290 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
12291 Follow spelling conventions.
12293 2009-01-18 Ben Elliston <bje@au.ibm.com>
12295 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
12296 C++ warning about implicit conversion from void * to struct
12298 (bitmap_obstack_free): Likewise for bitmap_element *.
12299 * Makefile.in (bitmap.o-warn): Remove.
12301 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
12303 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
12305 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
12306 Tobias Grosser <tobi.grosser@amd.com>
12308 * graphite.c (graphite_trans_scop_block): Do not block single
12311 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
12313 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
12314 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
12315 test with assertion.
12317 2009-01-16 Richard Guenther <rguenther@suse.de>
12319 PR tree-optimization/38835
12320 PR middle-end/36227
12321 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
12322 and INT + PTR -> (INT)(PTR p+ INT) folding.
12323 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
12325 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
12328 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
12329 the subreg from a lowpart subreg if it is also casting the value.
12331 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
12332 Tobias Grosser <tobi.grosser@amd.com>
12334 * graphite.c (compare_prefix_loops): New.
12335 (build_scop_canonical_schedules): Rewritten.
12336 (graphite_transform_loops): Move build_scop_canonical_schedules
12337 after build_scop_iteration_domain.
12339 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
12340 Tobias Grosser <tobi.grosser@amd.com>
12342 * graphite.c (add_conditions_to_domain): Add the loops to
12343 the dimension of the iteration domain. Do copy the domain
12344 only when it exists.
12345 (build_scop_conditions_1): Do not call add_conditions_to_domain.
12346 (add_conditions_to_constraints): New.
12347 (can_generate_code_stmt, can_generate_code): Removed.
12348 (gloog): Do not call can_generate_code.
12349 (graphite_transform_loops): Call add_conditions_to_constraints
12350 after building the iteration domain.
12352 2009-01-16 Jakub Jelinek <jakub@redhat.com>
12354 PR tree-optimization/38789
12355 * tree-ssa-threadedge.c
12356 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
12357 __builtin_constant_p.
12359 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12361 * dce.c (delete_unmarked_insns): Reversed the order that insns are
12362 examined before deleting them.
12364 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
12366 * function.c (aggregate_value_p): Correctly extract the function
12367 type from CALL_EXPR_FN lookup.
12369 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
12371 * config/picochip/picochip.c (picochip_override_options): Revert
12372 CFI asm flag disable commited previously.
12374 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
12375 Tobias Grosser <tobi.grosser@amd.com>
12376 Jan Sjodin <jan.sjodin@amd.com>
12378 * graphite.c (scan_tree_for_params): On substractions negate
12379 all the coefficients of the term.
12380 (clast_to_gcc_expression_red): New. Handle reduction expressions
12381 of more than two operands.
12382 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
12383 (get_vdef_before_scop): Handle also the case of default definitions.
12385 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
12387 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
12388 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
12389 Also use them when walking CALL_INSN_FUNCTION_USAGE.
12391 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
12392 Joey Ye <joey.ye@intel.com>
12394 PR middle-end/37843
12395 * cfgexpand.c (expand_stack_alignment): Don't update stack
12396 boundary nor check incoming stack boundary here.
12397 (gimple_expand_cfg): Update stack boundary and check incoming
12398 stack boundary here.
12400 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12402 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
12404 2009-01-14 Jakub Jelinek <jakub@redhat.com>
12406 PR rtl-optimization/38245
12407 * calls.c (expand_call): Add stack arguments to
12408 CALL_INSN_FUNCTION_USAGE even for pure calls (when
12409 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
12410 in regs and partially in memory or BLKmode arguments.
12411 (emit_library_call_value_1): Add stack arguments to
12412 CALL_INSN_FUNCTION_USAGE even for pure calls (when
12413 ACCUMULATE_OUTGOING_ARGS).
12414 * dce.c: Include tm_p.h.
12415 (find_call_stack_args): New function.
12416 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
12418 (mark_insn): Call find_call_stack_args for CALL_Ps.
12419 (prescan_insns_for_dce): Walk insns backwards in bb rather than
12420 forwards. Allocate and free arg_stores bitmap if needed, pass it
12421 down to deletable_insn_p, don't mark stores set in arg_stores
12422 bitmap, clear the bitmap at the beginning of each bb.
12423 * Makefile.in (dce.o): Depend on $(TM_P_H).
12425 2009-01-14 Michael Meissner <gnu@the-meissners.org>
12428 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
12429 to make sure the insn is a conditional test (bug 22599). Reformat a
12432 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
12434 PR middle-end/38431
12435 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
12436 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
12437 (gloog): Do not call cleanup_tree_cfg.
12438 (graphite_transform_loops): Call cleanup_tree_cfg after all
12439 scops have been code generated.
12441 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
12442 * doc/gty.texi (Invoking the garbage collector): Added new node
12443 and section documenting ggc_collect.
12445 2009-01-14 Richard Guenther <rguenther@suse.de>
12447 PR tree-optimization/38826
12448 PR middle-end/38477
12449 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
12450 initialization notes only if we actually emitted a warning.
12451 (intra_create_variable_infos): Add constraints for a result decl
12452 that is passed by hidden reference.
12453 (build_pred_graph): Mark all related variables non-direct on
12456 2009-01-14 Nick Clifton <nickc@redhat.com>
12458 * ira-conflicts.c: Include addresses.h for the definition of
12460 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
12461 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
12463 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
12466 * Makefile.in (ira-lives.o): Add except.h.
12468 * ira-lives.c: Include except.h.
12469 (process_bb_node_lives): Process can_throw_internal.
12471 2009-01-13 Jakub Jelinek <jakub@redhat.com>
12473 PR rtl-optimization/38774
12474 * combine.c (simplify_set): When undoing cc_use change, don't do
12475 PUT_CODE on the newly created comparison, but instead put back the
12478 2009-01-13 Joseph Myers <joseph@codesourcery.com>
12480 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
12481 values. Remove duplicate arm8 entry.
12483 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
12485 PR tree-optimization/38786
12486 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
12487 the SSA_NAME case of expand_scalar_variables_expr.
12488 Set the type of an expression to the type of its assign statement.
12489 (expand_scalar_variables_expr): Also gather the scalar computation
12490 used to index the memory access. Do not pass loop_p.
12491 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
12492 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
12493 the gimple_stmt_iterator where it inserts new code.
12494 Do not pass loop_p.
12495 (copy_bb_and_scalar_dependences): Do not pass loop_p.
12496 (translate_clast): Update call to copy_bb_and_scalar_dependences.
12498 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
12500 * graphite.h (debug_value): Removed.
12501 * graphite.c (debug_value): Removed.
12503 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12505 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
12506 ldrd/strd with two 32-bit instructions.
12508 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12510 * config/arm/arm.c (struct processors): Pass for speed down into
12511 cost helper functions.
12512 (const_ok_for_op): Handle COMPARE and inequality nodes.
12513 (arm_rtx_costs_1): Rewrite.
12514 (arm_size_rtx_costs): Update prototype.
12515 (arm_rtx_costs): Pass speed down to helper functions.
12516 (arm_slowmul_rtx_costs): Rework cost calculations.
12517 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
12518 (arm_9e_rtx_costs): Likewise.
12520 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
12522 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
12523 relocations of local symbols wider than UNITS_PER_WORD are not valid.
12524 (alpha_legitimize_address): Do not split local symbols wider than
12525 UNITS_PER_WORD into HIGH/LO_SUM parts.
12527 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
12530 * gcc.c (process_command): Replace call to execvp with calls
12531 to pex_one and exit.
12533 2009-01-03 Anatoly Sokolov <aesok@post.ru>
12536 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
12537 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
12538 variant for devices with 3-byte PC.
12539 (__tablejump_elpm__): New.
12541 2009-01-12 Jakub Jelinek <jakub@redhat.com>
12544 * c-parser.c (c_parser_postfix_expression): Allow `->' in
12545 offsetof member-designator, handle it as `[0].'.
12547 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12549 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
12550 function when not using named sections on targets with named sections
12551 if branch distance is less than 262132.
12553 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
12555 * combine.c (combine_instructions): Recompute
12556 optimize_this_for_speed_p for each BB in the main combine loop.
12558 2009-01-12 Tomas Bily <tbily@suse.cz>
12561 * tree-loop-distribution.c (prop_phis): New function.
12562 (generate_builtin): Call prop_phis.
12563 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
12565 2009-01-12 Jakub Jelinek <jakub@redhat.com>
12567 PR tree-optimization/38807
12568 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
12569 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
12571 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
12573 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
12574 subreg of op0 to the original op0.
12576 2009-01-11 Laurent GUERBY <laurent@guerby.net>
12578 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
12580 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
12583 * mips-tfile.c (parse_def): Fix parsing of def strings
12584 starting with digits.
12586 2009-01-10 Jakub Jelinek <jakub@redhat.com>
12589 * config/arm/arm.c (arm_is_long_call_p): Don't call
12590 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
12592 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
12594 * regrename.c (regrename_optimize): Fix dumping.
12595 (find_oldest_value_reg): Preserve REG_POINTER.
12596 (copy_hardreg_forward_1): Likewise.
12598 2009-01-09 Diego Novillo <dnovillo@google.com>
12600 * gimple.h (struct gimple_statement_base) <uid>: Document
12601 the restrictions on its use.
12602 (gimple_uid): Tidy.
12603 (gimple_set_uid): Tidy.
12605 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12607 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
12608 zero guard even if align_bytes != 0 and count is smaller than
12611 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
12613 PR rtl-optimization/38495
12614 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
12615 (add_range_and_copies_from_move_list): Print all added ranges.
12616 Add ranges to memory optimized destination.
12618 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12622 * config/i386/i386.c (override_options): Reject
12623 -mstringop-strategy=rep_8byte with -m32.
12624 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
12625 to 1. Do count comparison against epilogue_size_needed at compile
12626 time even when count_exp was constant forced into register. For
12627 size_needed don't jump to epilogue, instead just avoid aligning
12628 and invoke the body algorithm. If need_zero_guard, add zero guard
12629 even if count is non-zero, but smaller than size_needed + number of
12630 bytes that could be stored for alignment.
12631 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
12632 to 1. If need_zero_guard, add zero guard even if count is non-zero,
12633 but smaller than size_needed + number of bytes that could be stored
12634 for alignment. Compare size_needed with epilogue_size_needed instead
12635 of desired_align - align, don't adjust size_needed, pass
12636 epilogue_size_needed to the epilogue expanders.
12639 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
12641 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12643 * pa.c (last_address): Change to unsigned.
12644 (update_total_code_bytes): Change argument to unsigned. Don't
12645 check if insn addresses are set.
12646 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
12647 addresses are not set.
12648 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
12650 2009-01-09 Nick Clifton <nickc@redhat.com>
12652 * config/sh/symbian.c: Replace uses of DECL_INLINE with
12653 DECL_DECLARED_INLINE_P.
12655 2009-01-09 Jakub Jelinek <jakub@redhat.com>
12657 PR middle-end/38347
12658 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
12659 GET_MODE (op0) in operand_subword_force calls.
12661 PR middle-end/38771
12662 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
12663 fold_convert arg0 operands to TREE_TYPE (op0) first.
12665 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
12667 * params.def (ira-max-conflict-table-size): Decrease default value
12670 2009-01-08 Jakub Jelinek <jakub@redhat.com>
12672 PR tree-optimization/37031
12673 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
12675 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
12676 allocate it using gc instead of heap, use VEC_quick_push instead of
12678 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
12679 instead of heap, use VEC_quick_push instead of VEC_safe_push.
12680 * tree-data-ref.h (struct access_matrix): Change matrix to gc
12681 allocated vector from heap allocated.
12682 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
12683 * tree-loop-linear.c (linear_transform_loops): Allocate nest
12684 vector only after perfect_loop_nest_depth call.
12686 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
12687 Jan Sjodin <jan.sjodin@amd.com>
12689 PR tree-optimization/38559
12690 * graphite.c (debug_value, copy_constraint,
12691 swap_constraint_variables, scale_constraint_variable, ): New.
12692 (get_lower_bound, get_upper_bound): Removed.
12693 (graphite_trans_bb_strip_mine): Clean up this code that works
12694 only for constant number of iterations. Fully copy upper and
12695 lower bound constraints, not only the constant part of them.
12696 * graphite.h (debug_value): Declared.
12698 2009-01-08 Ira Rosen <irar@il.ibm.com>
12700 PR tree-optimization/37194
12701 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
12702 Don't add the cost of cost model guard in prologue to scalar
12703 outside cost in case of known number of iterations.
12705 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
12706 Alan Modra <amodra@bigpond.net.au>
12708 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
12709 non-word-aligned REG+CONST addressing.
12711 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
12714 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
12715 free_after_compilation when outputting a thunk.
12716 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
12717 Do not call free_after_compilation here.
12719 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
12721 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
12722 (ix86_valid_target_attribute_inner_p): Ditto.
12724 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
12726 PR tree-optimization/38492
12727 PR tree-optimization/38498
12728 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
12729 * tree-chrec.h (scev_is_linear_expression): Declared.
12730 * graphite.c (graphite_cannot_represent_loop_niter): New.
12731 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
12732 (graphite_loop_normal_form): Use gcc_assert.
12733 (scan_tree_for_params): Use CASE_CONVERT.
12734 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
12735 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
12736 Use gcc_assert. Discard scops that contain unhandled cases.
12737 (build_scop_conditions): Return a boolean status for unhandled cases.
12738 (strip_mine_profitable_p): Print the loop number, not its depth.
12739 (is_interchange_valid): Pass the depth of the loop nest, don't
12740 recompute it wrongly.
12741 (graphite_trans_bb_block): Same.
12742 (graphite_trans_bb_block): Print tentative of loop blocking.
12743 (graphite_trans_scop_block): Do not print that the loop has been
12745 (graphite_transform_loops): Do not handle scops that contain condition
12748 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
12750 AVX Programming Reference (December, 2008)
12751 * config/i386/avxintrin.h (_mm256_stream_si256): New.
12752 (_mm256_stream_pd): Likewise.
12753 (_mm256_stream_ps): Likewise.
12755 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
12756 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
12757 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
12758 (bdesc_special_args): Add __builtin_ia32_movntdq256,
12759 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
12760 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
12761 (ix86_expand_special_args_builtin): Likewise.
12763 * config/i386/sse.md (AVXMODEDI): New.
12764 (avx_movnt<mode>): Likewise.
12765 (avx_movnt<mode>): Likewise.
12766 (<sse>_movnt<mode>): Remove AVX support.
12767 (sse2_movntv2di): Likewise.
12769 2009-01-07 Richard Guenther <rguenther@suse.de>
12771 PR middle-end/38751
12772 * fold-const.c (extract_muldiv): Remove obsolete comment.
12773 (fold_plusminus_mult_expr): Undo MINUS_EXPR
12774 to PLUS_EXPR canonicalization for the canonicalization.
12776 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
12778 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
12779 hosted cross-compilers generating less efficient code.
12781 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
12783 * function.h (rtl_data): Add a dbr_scheduled_p field.
12784 * reorg.c (dbr_schedule): Set it.
12785 (gate_handle_delay_slots): Check it.
12786 * config/mips/mips.c (mips_base_delayed_branch): Delete.
12787 (mips_reorg): Check flag_delayed_branch instead of
12788 mips_base_delayed_branch.
12789 (mips_override_options): Don't set mips_base_delayed_branch
12790 or flag_delayed_branch.
12792 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
12794 PR rtl-optimization/38426.
12795 * ira.c (ira): Set current_function_is_leaf earlier.
12797 2009-01-06 Jakub Jelinek <jakub@redhat.com>
12799 PR rtl-optimization/38722
12800 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
12801 too early, only set a flag and modify after last possible
12804 2009-01-06 Janis Johnson <janis187@us.ibm.com>
12807 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
12808 * real.c (decimal_single_format): Correct values of emin and emax.
12809 (decimal_double_format): Ditto.
12810 (decimal_quad_format): Ditto.
12811 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
12812 computation of DECnn_MIN and DECnn_MAX for corrected values of
12813 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
12814 __DECnn_MIN__, and adjust its computation for the corrected value
12817 2009-01-06 Jan Hubicka <jh@suse.cz>
12820 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
12822 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
12824 * doc/contrib.texi (Contributors): Slightly adjust the end note.
12825 Add Robert Clark to the list of testers.
12827 2009-01-06 Jan Hubicka <jh@suse.cz>
12828 Kai Tietz <kai.tietz@onevision.com>
12830 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
12831 * config/i386/i386.c (ix86_expand_call): Add clobbers.
12833 2009-01-06 Jan Hubicka <jh@suse.cz>
12834 Kai Tietz <kai.tietz@onevision.com>
12836 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
12838 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
12839 (ix86_nsaved_regs): Count only general purpose regs.
12840 (ix86_nsaved_sseregs): New.
12841 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
12842 to 16 for w64; compute padding and size of sse reg save area.
12843 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
12844 general purpose regs.
12845 (ix86_emit_save_sse_regs_using_mov): New.
12846 (ix86_expand_prologue): Save SSE regs if needed.
12847 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
12848 (ix86_emit_restore_sse_regs_using_mov): New.
12849 (ix86_expand_epilogue): Save SSE regs if needed.
12851 2009-01-06 Jan Hubicka <jh@suse.cz>
12852 Kai Tietz <kai.tietz@onevision.com>
12854 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
12855 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
12856 functions when accumulate outgoing args is off.
12858 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
12861 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
12862 before using pseudos_have_intersected_live_ranges_p.
12864 * ira-int.h (ira_assert): Always define.
12866 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
12868 AVX Programming Reference (December, 2008)
12869 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
12870 (_mm256_permute2_pd): Likewise.
12871 (_mm_permute2_ps): Likewise.
12872 (_mm256_permute2_ps): Likewise.
12873 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
12874 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
12876 * config/i386/i386.c (ix86_builtins): Remove
12877 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
12878 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
12879 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
12880 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
12881 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
12882 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
12883 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
12884 __builtin_ia32_vpermil2ps256.
12885 (ix86_init_mmx_sse_builtins): Updated.
12886 (ix86_expand_args_builtin): Likewise.
12888 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12890 * pa.c (output_call): Relocate non-jump insns in the delay slot of
12891 long absolute calls when generating PA 2.0 code.
12893 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
12895 PR rtl-optimization/38583
12896 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
12898 * params.def (ira-max-conflict-table-size): New.
12900 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
12902 * ira.h (ira_conflicts_p): New external definition.
12904 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
12905 table. Report this. Return result of building.
12906 (ira_build_conflicts): Use ira_conflicts_p. Check result of
12907 building conflict table.
12909 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
12910 (ira_color): Use ira_conflicts_p.
12912 * global.c: Include ira.h.
12913 (pseudo_for_reload_consideration_p, build_insn_chain): Use
12916 * Makefile.in (global.o): Add ira.h.
12918 * ira-build.c (mark_all_loops_for_removal,
12919 propagate_some_info_from_allocno): New.
12920 (remove_unnecessary_allocnos): Call
12921 propagate_some_info_from_allocno.
12922 (remove_low_level_allocnos): New.
12923 (remove_unnecessary_regions): Add parameter. Call
12924 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
12925 parameter to remove_unnecessary_regions.
12926 (ira_build): Remove all regions but root if the conflict table was
12927 not built. Update conflict hard regs for allocnos crossing calls.
12929 * ira.c (ira_conflicts_p): New global.
12930 (ira): Define and use ira_conflicts_p.
12932 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
12933 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
12934 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
12936 2009-01-06 Ben Elliston <bje@au.ibm.com>
12938 * gengtype-lex.l (YY_NO_INPUT): Define.
12940 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12943 * c-common.c (handle_vector_size_attribute): Also reject
12944 BOOLEAN_TYPE types.
12946 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
12948 PR tree-optimization/38492
12949 * graphite.c (rename_map_elt, debug_rename_elt,
12950 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
12951 rename_map_elt_info, eq_rename_map_elts,
12952 get_new_name_from_old_name, bb_in_sese_p): Moved around.
12953 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
12954 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
12955 (sese_build_livein_liveouts): New.
12956 (new_sese, free_sese): New.
12957 (new_scop): Call new_sese.
12958 (free_scop): Call free_sese.
12959 (rename_variables_from_edge, rename_phis_end_scop): Removed.
12960 (register_old_new_names): Renamed register_old_and_new_names.
12961 (register_scop_liveout_renames, add_loop_exit_phis,
12962 insert_loop_close_phis, struct igp,
12963 default_liveout_before_guard, add_guard_exit_phis,
12964 insert_guard_phis, copy_renames): New.
12965 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
12966 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
12967 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
12968 (scop_adjust_phis_for_liveouts): New.
12969 (gloog): Call scop_adjust_phis_for_liveouts.
12971 * graphite.h (struct sese): Documented. Added fields liveout,
12972 num_ver and livein.
12973 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
12974 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
12975 (struct scop): Added field liveout_renames.
12976 (SCOP_LIVEOUT_RENAMES): New.
12978 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
12980 PR tree-optimization/38510
12981 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
12982 (translate_clast): Call recompute_all_dominators before
12984 (gloog): Call recompute_all_dominators before graphite_verify.
12986 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
12987 Jan Sjodin <jan.sjodin@amd.com>
12989 PR tree-optimization/38500
12990 * graphite.c (create_sese_edges): Call fix_loop_structure after
12993 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
12995 * config.gcc: Add m32r*-*-rtems*.
12996 * config/m32r/rtems.h: New file.
12998 2009-01-05 Ben Elliston <bje@au.ibm.com>
13000 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
13001 (.po.pox): Likewise.
13002 (po/gcc.pot): Likewise.
13004 2009-01-04 David S. Miller <davem@davemloft.net>
13006 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
13007 (STARTING_FRAME_OFFSET): Always set to zero.
13009 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
13011 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
13012 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
13013 fixed-point types, and vectors of the same.
13015 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
13017 * config/mips/sync.md (*mb_barrier): Rename to...
13018 (*memory_barrier): ...this.
13020 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
13022 * doc/extend.texi (Function Attributes): Move @cindex after @item
13023 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
13024 and put in alphabetical order. Fix 'target' name and put in order.
13025 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
13028 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
13030 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
13031 (memory_barrier): Expand as unspec instead of unspec_volatile.
13032 Remove mem:BLK from insn operands. Use Pmode scratch register.
13033 (*memory_barrier): Define as unspec instead of unspec_volatile.
13034 Use (match_dup 0) as input operand.
13036 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
13037 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
13038 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
13039 scratch register. Remove operand 1.
13040 (*stbar): Define as unspec instead of unspec_volatile.
13041 Use (match_dup 0) as input operand, remove (const_int 8).
13042 (*membar): Define as unspec instead of unspec_volatile.
13043 Use (match_dup 0) as input operand, remove input operand 2.
13045 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
13046 (memory_barrier): Expand as unspec instead of unspec_volatile.
13047 Remove mem:BLK from insn operands. Use Pmode scratch register.
13048 (*memory_barrier): Define as unspec instead of unspec_volatile.
13049 Use (match_dup 0) as input operand.
13051 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
13052 Remove mem:BLK from insn operands. Use Pmode scratch register.
13053 Set volatile flag on operand 0.
13054 (*memory_barrier): New insn pattern.
13056 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
13058 (*memory_barrier): Use (match_dup 0) as input operand.
13060 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
13061 Remove mem:BLK from insn operands. Use Pmode scratch register.
13062 Set volatile flag on operand 0.
13063 (*mb_internal): New insn pattern.
13065 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
13067 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
13069 PR middle-end/38586
13070 * function.c (struct temp_slot): Move to the section of the file
13071 that deals with temp slots. Remove field 'address'.
13072 (temp_slot_address_table): New hash table of address -> temp slot.
13073 (struct temp_slot_address_entry): New struct, items for the table.
13074 (temp_slot_address_compute_hash, temp_slot_address_hash,
13075 temp_slot_address_eq, insert_temp_slot_address): Support functions
13077 (find_temp_slot_from_address): Rewrite to use the new hash table.
13078 (remove_unused_temp_slot_addresses): Remove addresses of temp
13079 slots that have been made available.
13080 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
13081 worker function for remove_unused_temp_slot_addresses.
13082 (assign_stack_temp_for_type): Don't clear the temp slot address list.
13083 Add the temp slot address to the address -> temp slot map.
13084 (update_temp_slot_address): Update via insert_temp_slot_address.
13085 (free_temp_slots): Call remove_unused_temp_slot_addresses.
13086 (pop_temp_slots): Likewise.
13087 (init_temp_slots): Allocate the address -> temp slot map, or empty
13088 the map if it is already allocated.
13089 (prepare_function_start): Initialize temp slot processing.
13091 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
13093 PR middle-end/38584
13094 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
13095 Calculate the size of all stack vars assuming no packing of stack
13096 vars will happen, replacing a quadratic algorithm with a linear one.
13098 2009-01-03 Jakub Jelinek <jakub@redhat.com>
13101 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
13104 2009-01-03 Diego Novillo <dnovillo@google.com>
13106 * doc/contrib.texi: Update contributions.
13108 2009-01-03 Jakub Jelinek <jakub@redhat.com>
13111 * builtins.c (fold_builtin_memory_op): Give up if either operand
13112 is volatile. Set srctype or desttype to non-qualified version
13116 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
13117 and FUNCTION_DECLs.
13119 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
13121 PR rtl-optimization/35805
13122 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
13123 problem if fast dce is able to remove any instructions.
13124 * dce.c (dce_process_block): Fix dump message.
13126 2009-01-02 Mark Mitchell <mark@codesourcery.com>
13129 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
13131 2009-01-02 Jakub Jelinek <jakub@redhat.com>
13133 PR middle-end/38690
13134 * tree-flow.h (op_code_prio, op_prio): New prototypes.
13135 * tree-pretty-print.c (op_code_prio): New function.
13136 (op_prio): No longer static. Use op_code_prio.
13137 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
13138 Use op_prio and op_code_prio to determine if () should be
13139 printed around operand(s) or not.
13141 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
13142 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
13143 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
13144 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
13145 pp_character instead of pp_string for single letter printing.
13147 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
13149 * doc/extend.texi: Fix '#pragma GCC option' typo.
13151 2009-01-02 Richard Guenther <rguenther@suse.de>
13153 * doc/install.texi (--enable-checking): Mention different
13154 default for stage1.
13155 (--enable-stage1-checking): Document.
13157 2009-01-01 Andrew Pinski <pinskia@gmail.com>
13159 PR middle-end/30142
13160 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
13161 case to be an error.
13163 2009-01-02 Ben Elliston <bje@au.ibm.com>
13165 * config/fp-bit.h (pack_d): Constify argument.
13166 * config/fp-bit.c (makenan): Constify return type. Remove casts.
13167 (isnan): Constify argument.
13169 (iszero): Likewise.
13170 (pack_d): Likewise.
13171 (_fpadd_parts): Constify return type.
13172 (_fpmul_parts): Likewise.
13173 (_fpdiv_parts): Likewise.
13175 2009-01-01 Jakub Jelinek <jakub@redhat.com>
13178 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
13179 warn about overwriting initializer with side-effects or
13180 -Woverride-init if !IMPLICIT.
13181 (output_init_element): Likewise. Pass IMPLICIT down to
13183 (process_init_element): Add IMPLICIT argument. Pass it down
13184 to output_init_element.
13185 (push_init_element, pop_init_level, set_designator): Adjust
13186 process_init_element callers.
13187 (set_nonincremental_init, set_nonincremental_init_from_string):
13188 Adjust add_pending_init callers.
13189 (output_pending_init_elements): Adjust output_init_element callers.
13190 * c-tree.h (process_init_element): Adjust prototype.
13191 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
13192 process_init_element callers.
13195 Copyright (C) 2009 Free Software Foundation, Inc.
13197 Copying and distribution of this file, with or without modification,
13198 are permitted in any medium without royalty provided the copyright
13199 notice and this notice are preserved.