1 2008-06-06 Nicolas Setton <setton@adacore.com>
2 Olivier Hainque <hainque@adacore.com>
4 * ada-tree.h (DECL_PARALLEL_TYPE): New language specific
5 attribute, parallel descriptive type attached to another
6 type for debug info generation purposes.
7 * utils.c (add_parallel_type): New function, register
8 parallel type to be attached to a type.
9 (get_parallel_type): New function, fetch a registered
10 parallel type, if any.
11 (rest_of_record_type_compilation): Register the parallel
12 type we make for variable size records.
13 * gigi.h (add_parallel_type, get_parallel_type): Declare.
14 * decl.c (gnat_to_gnu_entity, maybe_pad_type): Register the
15 parallel debug types we make.
16 * trans.c (extract_encoding, decode_name): New functions.
17 (gigi): If the DWARF attribute extensions are available, setup
19 * lang.opt: Register language specific processing request
21 * misc.c (gnat_dwarf_extensions): New global variable. How much
22 do we want of our DWARF extensions. 0 by default.
23 (gnat_handle_option) <OPT_gdwarf_>: Increment gnat_dwarf_extensions.
24 (gnat_post_options): Map gnat_dwarf_extensions to the
25 commonuse_gnu_debug_info_extensions for later processing.
27 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
29 PR rtl-optimization/36438
30 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
31 for vector shifts with constant scalar shift operands.
33 2008-06-06 Sandip Matte <sandip@rmicorp.com>
35 * doc/invoke.texi: Document -march=xlr.
36 * config/mips/xlr.md: New file.
37 * config/mips/mips.md: Include it.
39 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
40 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
41 (mips_rtx_cost_data): Likewise.
43 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
45 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
46 PRE_INC and PRE_DEC cases.
48 2008-06-06 Jakub Jelinek <jakub@redhat.com>
50 PR rtl-optimization/36419
51 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
52 the emitting jump insn.
55 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
56 is not bool, boolify the whole *expr_p and convert to the desired type.
58 2008-06-06 Jakub Jelinek <jakub@redhat.com>
60 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
61 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
62 Add omp_private_outer_ref hook, add another argument to
63 omp_clause_default_ctor hook.
64 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
65 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
66 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
67 hook_tree_tree_tree_tree_null.
68 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
69 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
70 * hooks.c (hook_tree_tree_tree_tree_null): New function.
71 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
72 * tree.def (OMP_TASK): New tree code.
73 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
74 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
75 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
76 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
77 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
78 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
79 OMP_CLAUSE_COLLAPSE_EXPR): Define.
80 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
81 (OMP_DIRECTIVE_P): Add OMP_TASK.
82 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
83 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
84 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
85 and OMP_CLAUSE_UNTIED entries.
86 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
88 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
89 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
90 * tree-pretty-print.c (dump_omp_clause): Handle
91 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
92 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
93 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
94 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
95 warning about unsigned iterators. Change decl/init/cond/incr
96 arguments to TREE_VECs, check arguments for all collapsed loops.
97 (c_finish_omp_taskwait): New function.
98 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
100 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
101 default_function_array_conversion on init. Add par_clauses argument.
102 If decl is present in parallel's lastprivate clause, change it to
103 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
104 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
105 collapse count in clauses.
106 (c_parser_omp_for, c_parser_omp_parallel): Adjust
107 c_parser_omp_for_loop callers.
108 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
109 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
110 (c_parser_omp_clause_name): Handle collapse and untied clauses.
111 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
113 (c_parser_omp_clause_schedule): Handle schedule(auto).
114 Include correct location in the error message.
115 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
116 and PRAGMA_OMP_CLAUSE_UNTIED.
117 (OMP_TASK_CLAUSE_MASK): Define.
118 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
119 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
120 * tree-nested.c (convert_nonlocal_omp_clauses,
121 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
122 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
123 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
124 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
126 (conver_nonlocal_reference, convert_local_reference,
127 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
128 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
129 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
130 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
131 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
132 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
133 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
134 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
135 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
137 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
138 * c-common.h (c_finish_omp_taskwait): New prototype.
139 * gimple-low.c (lower_stmt): Handle OMP_TASK.
140 * tree-parloops.c (create_parallel_loop): Create 1 entry
141 vectors for OMP_FOR_{INIT,COND,INCR}.
142 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
143 (make_edges): Handle OMP_TASK.
144 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
145 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
146 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
147 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
148 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
149 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
150 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
151 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
152 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
153 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
154 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
155 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
156 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
157 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
158 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
159 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
160 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
161 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
162 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
163 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
164 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
165 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
166 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
167 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
168 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
169 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
170 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
171 original iterator is present in lastprivate clause or if
172 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
173 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
174 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
175 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
176 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
177 if it is set, lookup var in outer contexts too. Handle
178 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
179 to be implicitly determined firstprivate for task regions.
180 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
181 if it is set, lookup var in outer contexts too. Set
182 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
183 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
184 OMP_CLAUSE_UNTIED. Take region_type as last argument
185 instead of in_parallel and in_combined_parallel.
186 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
188 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
189 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
190 (new_omp_context): Set default_kind to
191 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
192 (omp_region_type): New enum.
193 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
194 fields, add region_type.
195 (new_omp_context): Take region_type as argument instead of is_parallel
196 and is_combined_parallel.
197 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
198 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
199 ctx->is_combined_parallel checks.
200 (gimplify_omp_task): New function.
201 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
203 * omp-low.c (extract_omp_for_data): Use schedule(static)
204 for schedule(auto). Handle pointer and unsigned iterators.
205 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
206 Add loops argument. Extract data for collapsed OMP_FOR loops.
207 (expand_parallel_call): Assert sched_kind isn't auto,
208 map runtime schedule to index 3.
209 (struct omp_for_data_loop): New type.
210 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
211 Add loop, loops, collapse and iter_type fields.
212 (workshare_safe_to_combine_p): Disallow combined for if
213 iter_type is unsigned long long. Don't combine collapse > 1 loops
214 unless all bounds and steps are constant. Adjust extract_omp_for_data
216 (expand_omp_for_generic): Handle pointer, unsigned and long long
217 iterators. Handle collapsed OMP_FOR loops. Adjust
218 for struct omp_for_data changes. If libgomp function doesn't return
219 boolean_type_node, add comparison of the return value with 0.
220 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
221 pointer, unsigned and long long iterators. Adjust for struct
222 omp_for_data changes.
223 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
224 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
225 unsigned long long. Allocate loops array, pass it to
226 extract_omp_for_data. For collapse > 1 loops use always
227 expand_omp_for_generic.
228 (omp_context): Add sfield_map and srecord_type fields.
229 (is_task_ctx, lookup_sfield): New functions.
230 (use_pointer_for_field): Use is_task_ctx helper. Change first
231 argument's type from const_tree to tree. Clarify comment.
232 In OMP_TASK disallow copy-in/out sharing.
233 (build_sender_ref): Call lookup_sfield instead of lookup_field.
234 (install_var_field): Add mask argument. Populate both record_type
235 and srecord_type if needed.
236 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
238 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
239 and DECL_FIELD_OFFSET.
240 (scan_sharing_clauses): Adjust install_var_field callers. For
241 firstprivate clauses on explicit tasks allocate the var by value in
242 record_type unconditionally, rather than by reference.
243 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
244 Use is_taskreg_ctx instead of is_parallel_ctx.
245 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
246 (create_omp_child_function_name): Add task_copy argument, use
247 *_omp_cpyfn* names if it is true.
248 (create_omp_child_function): Add task_copy argument, if true create
249 *_omp_cpyfn* helper function.
250 (scan_omp_parallel): Adjust create_omp_child_function callers.
251 Rename parallel_nesting_level to taskreg_nesting_level.
252 (scan_omp_task): New function.
253 (lower_rec_input_clauses): Don't run constructors for firstprivate
254 explicit task vars which are initialized by *_omp_cpyfn*.
255 Pass outer var ref to omp_clause_default_ctor hook if
256 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
257 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
258 OMP_CLAUSE_REDUCTION_INIT.
259 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
260 avoid duplicate setting of fields. Handle
261 OMP_CLAUSE_PRIVATE_OUTER_REF.
262 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
263 copy-out if TREE_READONLY, only copy-in.
264 (expand_task_copyfn): New function.
265 (expand_task_call): New function.
266 (struct omp_taskcopy_context): New type.
267 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
269 (lower_omp_parallel): Rename to...
270 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
271 Call create_task_copyfn if srecord_type is needed. Adjust
273 (task_shared_vars): New variable.
274 (check_omp_nesting_restrictions): Warn if work-sharing,
275 barrier, master or ordered region is closely nested inside OMP_TASK.
276 Add warnings for barrier if closely nested inside of work-sharing,
277 ordered, or master region.
278 (scan_omp_1): Call check_omp_nesting_restrictions even for
279 GOMP_barrier calls. Rename parallel_nesting_level to
280 taskreg_nesting_level. Handle OMP_TASK.
281 (lower_lastprivate_clauses): Even if some lastprivate is found on a
282 work-sharing construct, continue looking for them on parent parallel
284 (lower_omp_for_lastprivate): Add lastprivate clauses
285 to the beginning of dlist rather than end. Adjust for struct
286 omp_for_data changes.
287 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
288 not after it. Handle collapsed OMP_FOR loops, adjust for
289 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
290 (get_ws_args_for): Adjust extract_omp_for_data caller.
291 (scan_omp_for): Handle collapsed OMP_FOR
292 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
293 (lower_omp_single_simple): If libgomp function doesn't return
294 boolean_type_node, add comparison of the return value with 0.
295 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
296 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
297 (parallel_nesting_level): Rename to...
298 (taskreg_nesting_level): ... this.
299 (is_taskreg_ctx): New function.
300 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
302 (execute_lower_omp): Rename parallel_nesting_level to
303 taskreg_nesting_level.
304 (expand_omp_parallel): Rename to...
305 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
306 Call omp_task_call for OMP_TASK regions.
307 (expand_omp): Adjust caller, handle OMP_TASK.
308 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
310 * bitmap.c (bitmap_default_obstack_depth): New variable.
311 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
312 if argument is NULL and bitmap_default_obstack is already initialized.
313 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
315 * matrix-reorg.c (matrix_reorg): Likewise.
317 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
319 * config/i386/i386.md (*indirect_jump): Macroize using P
320 mode iterator. Remove !TARGET_64BIT from insn constraints.
321 (*tablejump_1): Ditto.
322 (*indirect_jump_rex64): Remove insn pattern.
323 (*tablejump_1_rex64): Ditto.
324 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
325 and eh_return_si insn patterns.
327 2008-06-06 Richard Guenther <rguenther@suse.de>
329 * tree-ssa-structalias.c (merge_smts_into): Remove.
330 (find_what_p_points_to): Do not bother to compute the
331 points-to set for pt_anything pointers.
332 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
333 for pt_anything pointers is ok.
335 2008-06-06 Jan Hubicka <jh@suse.cz>
337 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
339 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
341 * cgraph.c: Fix typos in comments.
342 (cgraph_availability_names): Fix string typo.
343 * fold-const.c: Fix typos in comments.
344 (fold_binary): Fix typo in warning.
345 * genautomata.c: Fix typos in comments.
346 (check_presence_pattern_sets): Fix typo in local variable.
347 (output_description): Fix typo in output.
348 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
350 * matrix-reorg.c (check_allocation_function): Likewise.
351 * omega.c (smooth_weird_equations): Likewise.
352 * auto-inc-dec.c: Fix typos in comments.
353 * bb-reorder.c: Likewise.
354 * builtins.c: Likewise.
355 * c-common.c: Likewise.
356 * c-cppbuiltin.c: Likewise.
357 * c-parser.c: Likewise.
358 * c-pretty-print.c: Likewise.
359 * cfgcleanup.c: Likewise.
360 * cfgexpand.c: Likewise.
361 * cfghooks.c: Likewise.
362 * cfglayout.c: Likewise.
363 * cfgloopmanip.c: Likewise.
364 * cgraphunit.c: Likewise.
365 * coverage.c: Likewise.
366 * dbxout.c: Likewise.
367 * df-byte-scan.c: Likewise.
368 * df-core.c: Likewise.
369 * df-problems.c: Likewise.
370 * df-scan.c: Likewise.
372 * dominance.c: Likewise.
373 * domwalk.c: Likewise.
375 * dwarf2out.c: Likewise.
376 * emit-rtl.c: Likewise.
377 * et-forest.c: Likewise.
378 * function.c: Likewise.
379 * function.h: Likewise.
381 * gcov-io.c: Likewise.
384 * genattrtab.c: Likewise.
385 * ggc-page.c: Likewise.
386 * gimplify.c: Likewise.
387 * gthr-lynx.h: Likewise.
388 * haifa-sched.c: Likewise.
389 * ipa-cp.c: Likewise.
390 * ipa-inline.c: Likewise.
391 * ipa-prop.h: Likewise.
392 * ipa-pure-const.c: Likewise.
393 * ipa-struct-reorg.c: Likewise.
394 * ipa-struct-reorg.h: Likewise.
395 * ipa-type-escape.c: Likewise.
397 * loop-doloop.c: Likewise.
398 * mips-tfile.c: Likewise.
399 * mkmap-flat.awk: Likewise.
400 * mkmap-symver.awk: Likewise.
401 * modulo-sched.c: Likewise.
402 * omp-low.c: Likewise.
403 * optabs.c: Likewise.
404 * optabs.h: Likewise.
406 * passes.c: Likewise.
407 * postreload-gcse.c: Likewise.
408 * postreload.c: Likewise.
409 * predict.c: Likewise.
410 * pretty-print.h: Likewise.
411 * profile.c: Likewise.
412 * protoize.c: Likewise.
413 * ra-conflict.c: Likewise.
416 * regclass.c: Likewise.
418 * reload.c: Likewise.
419 * rtl-error.c: Likewise.
420 * rtlanal.c: Likewise.
422 * sched-rgn.c: Likewise.
425 * target.h: Likewise.
426 * tree-dfa.c: Likewise.
427 * tree-eh.c: Likewise.
428 * tree-flow-inline.h: Likewise.
429 * tree-inline.c: Likewise.
430 * tree-into-ssa.c: Likewise.
431 * tree-loop-distribution.c: Likewise.
432 * tree-nested.c: Likewise.
433 * tree-parloops.c: Likewise.
434 * tree-pass.h: Likewise.
435 * tree-pretty-print.c: Likewise.
436 * tree-profile.c: Likewise.
437 * tree-scalar-evolution.c: Likewise.
438 * tree-sra.c: Likewise.
439 * tree-ssa-alias-warnings.c: Likewise.
440 * tree-ssa-ccp.c: Likewise.
441 * tree-ssa-coalesce.c: Likewise.
442 * tree-ssa-dom.c: Likewise.
443 * tree-ssa-dse.c: Likewise.
444 * tree-ssa-forwprop.c: Likewise.
445 * tree-ssa-live.c: Likewise.
446 * tree-ssa-live.h: Likewise.
447 * tree-ssa-loop-im.c: Likewise.
448 * tree-ssa-loop-ivopts.c: Likewise.
449 * tree-ssa-loop-niter.c: Likewise.
450 * tree-ssa-loop-prefetch.c: Likewise.
451 * tree-ssa-phiopt.c: Likewise.
452 * tree-ssa-phiprop.c: Likewise.
453 * tree-ssa-sccvn.c: Likewise.
454 * tree-ssa-ter.c: Likewise.
455 * tree-ssa-threadupdate.c: Likewise.
456 * tree-ssa.c: Likewise.
457 * tree-vect-analyze.c: Likewise.
458 * tree-vect-transform.c: Likewise.
459 * tree-vectorizer.c: Likewise.
460 * tree-vn.c: Likewise.
461 * tree-vrp.c: Likewise.
463 * tree.def: Likewise.
465 * unwind-dw2-fde.c: Likewise.
466 * unwind.inc: Likewise.
467 * value-prof.c: Likewise.
468 * vmsdbgout.c: Likewise.
470 2008-06-05 David Edelsohn <edelsohn@gnu.org>
472 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
473 always place FP constants in the TOC for TARGET_POWERPC64.
474 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
476 2008-06-05 Joseph Myers <joseph@codesourcery.com>
478 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
479 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
480 enable for TARGET_E500_DOUBLE.
481 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
482 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
483 floating-point modes like integer modes for E500 double.
484 (rs6000_legitimate_offset_address_p): Likewise.
485 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
486 addressing for DDmode for E500 double.
487 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
488 modes as using 64-bits of registers for E500 double.
489 (spe_build_register_parallel): Do not handle DDmode or TDmode.
490 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
491 specially for E500 double.
492 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
493 TDmode for E500 double.
494 (rs6000_gimplify_va_arg): Only handle SDmode in registers
495 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
496 (rs6000_split_multireg_move): Do not handle TDmode specially for
498 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
499 using 64-bit registers for E500 double.
500 (emit_frame_save): Do not handle DDmode specially for E500 double.
501 (gen_frame_mem_offset): Likewise.
502 (rs6000_function_value): Do not call spe_build_register_parallel
503 for DDmode or TDmode.
504 (rs6000_libcall_value): Likewise.
505 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
506 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
509 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
511 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
514 2008-06-04 Junjie Gu <jgu@tensilica.com>
516 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
517 comparison for frame pointers.
519 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
522 * config/avr/avr.h (PUSH_ROUNDING): Remove.
524 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
527 * builtins.c (expand_builtin_signbit): Don't take lowpart when
528 register is already smaller or equal to required mode.
530 2008-06-04 Xinliang David Li <davidxl@google.com>
532 * tree-call-cdce.c: New file.
533 (cond_dead_built_in_calls): New static variable.
534 (input_domain): New struct.
535 (check_pow): New function.
536 (check_builtin_call): Ditto.
537 (check_target_format): Ditto.
538 (is_call_dce_candidate): Ditto.
539 (gen_one_condition): Ditto.
540 (gen_conditions_for_domain): Ditto.
542 (gen_conditions_for_pow_cst_base): Ditto.
543 (gen_conditions_for_pow_int_base): Ditto.
544 (gen_conditions_for_pow): Ditto.
545 (get_no_error_domain): Ditto.
546 (gen_shrink_wrap_conditions): Ditto.
547 (shrink_wrap_one_built_in_call): Ditto.
548 (shink_wrap_conditional_dead_built_in_calls): Ditto.
549 (tree_call_cdce): Ditto.
550 (gate_call_cdce): Ditto.
551 (pass_call_cdce): New gimple pass.
552 * passes.c: (init_optimization_passes): New pass.
553 * tree-pass.h: New pass declaration.
554 * opts.c (decode_options): New flag setting.
555 * common.opt: Add -ftree-builtin-call-dce flag.
556 * Makefile.in: Add new source file.
557 * tempvar.def: New tv_id.
558 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
560 2008-06-04 Richard Guenther <rguenther@suse.de>
562 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
563 (is_call_clobbered): Always check var_ann->call_clobbered.
564 (mark_call_clobbered): Always set var_ann->call_clobbered.
565 (clear_call_clobbered): Always clear var_ann->call_clobbered.
566 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
567 (reset_alias_info): Clear call clobbering info on MTAGs and
569 (set_pt_anything): Set pt_global_mem.
570 (create_tag_raw): Adjust comment.
571 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
573 2008-06-04 Joseph Myers <joseph@codesourcery.com>
574 Maxim Kuvyrkov <maxim@codesourcery.com>
576 * config/m68k/m68k.opt (mxgot): New option.
577 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
578 (m68k_output_addr_const_extra): New.
579 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
580 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
581 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
582 * doc/invoke.texi (M680x0 Options): Document -mxgot.
584 2008-06-04 Richard Guenther <rguenther@suse.de>
586 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
587 negative or non-representable offsets.
589 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
591 * config/i386/i386.c (ix86_gen_leave): New.
592 (ix86_gen_pop1): Likewise.
593 (ix86_gen_add3): Likewise.
594 (ix86_gen_sub3): Likewise.
595 (ix86_gen_sub3_carry): Likewise.
596 (ix86_gen_one_cmpl2): Likewise.
597 (ix86_gen_monitor): Likewise.
598 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
599 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
600 ix86_gen_one_cmpl2 and ix86_gen_monitor.
601 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
602 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
603 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
604 (ix86_expand_epilogue): Updated.
605 (print_operand): Handle integer register operand for 'z'.
606 (ix86_expand_strlensi_unroll_1): Likewise.
607 (ix86_expand_strlen): Likewise.
608 (ix86_expand_builtin): Likewise.
609 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
610 mov{q}/mov{l} and add{q}/add{l}.
612 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
614 * config/i386/i386.md (P): New mode iterator.
615 (SFmode push_operand splitter): Macroize DImode and SImode pushes
616 using P mode iterator.
617 (DFmode push_operand splitter): Ditto.
618 (XFmode push_operand splitter): Ditto.
619 (DFmode float_extend SFmode push_operand splitter): Ditto.
620 (XFmode float_extend SFmode push_operand splitter): Do not generate
621 SImode pushes for 64bit target. Macroize Dimode and SImode
622 pushes using P mode iterator.
623 (XFmode float_extend DFmode push_operand splitter): Ditto.
625 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
627 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
628 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
629 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
631 (ix86_call_abi_override): Remove check for call_used_regs.
633 2008-06-03 Richard Guenther <rguenther@suse.de>
635 * tree-ssa-structalias.c (find_func_aliases): Add constraints
636 for the lhs of calls if the return type contains pointers.
638 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
640 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
641 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
642 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
643 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
644 of cfun and DEFAULT_ABI to deceide abi mode.
646 (REG_PARM_STACK_SPACE): Removed.
647 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
648 (STACK_BOUNDARY): Use default target to deceide stack boundary.
649 * config/i386/i386-protos.h (ix86_cfun_abi): New.
650 (ix86_function_abi): Likewise.
651 (ix86_function_type_abi): Likewise.
652 (ix86_call_abi_override): Likewise.
653 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
654 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
655 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
656 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
658 (X86_64_REGPARM_MAX): New.
659 (X86_64_SSE_REGPARM_MAX): New.
660 (X64_REGPARM_MAX): New.
661 (X64_SSE_REGPARM_MAX): New.
662 (X86_32_REGPARM_MAX): New.
663 (X86_32_SSE_REGPARM_MAX): New.
664 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
665 (ix86_function_regparm): Handle user calling abi.
666 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
667 by DEFAULT_ABI versus SYSV_ABI check.
668 (ix86_reg_parm_stack_space): New.
669 (ix86_function_type_abi): New.
670 (ix86_call_abi_override): New.
671 (ix86_function_abi): New.
672 (ix86_cfun_abi): New.
673 (init_cumulative_args): Call abi specific initialization.
674 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
675 (function_arg_64): Extend SSE_REGPARM_MAX check.
676 (function_arg (): Remove TARGET_64BIT_MS_ABI.
677 (ix86_pass_by_reference): Likewise.
678 (ix86_function_value_regno_p): Likewise.
679 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
680 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
681 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
682 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
683 (setup_incoming_varargs_64): Adjust regparm for call abi.
684 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
685 (ix86_va_start): Likewise.
686 (ix86_gimplify_va_arg): Likewise.
687 (ix86_expand_prologue): Likewise.
688 (output_pic_addr_const): Likewise.
689 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
690 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
691 (x86_output_mi_thunk): Likewise.
692 (x86_function_profiler): Likewise.
693 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
694 (SYSV_ABI, MS_ABI): New constants.
696 (init_regs): Add prototype of function in regclass.c file.
697 (OVERRIDE_ABI_FORMAT): New.
698 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
699 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
700 (OUTGOING_REG_PARM_STACK_SPACE): New.
701 (ix86_reg_parm_stack_space): New prototype.
702 (CUMULATIVE_ARGS): Add call_abi member.
703 (machine_function): Add call_abi member.
704 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
705 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
707 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
710 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
711 (avr_builtin_setjmp_frame_value): New function.
712 * config/avr/avr.md (nonlocal_goto_receiver): Define.
713 (nonlocal_goto): Define.
715 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
717 * config/mips/mips.c (mips_emit_loadgp): Return early if
718 there is nothing do to, otherwise emit a blockage if
719 !TARGET_EXPLICIT_RELOCS || crtl->profile.
720 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
722 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
724 * configure.ac: Drop unneeded backslash ending up in config.in.
725 * acinclude.m4: Likewise.
726 * config.in: Regenerate.
728 2008-05-26 Jan Hubicka <jh@suse.cz>
730 * predict.c (maybe_hot_frequency_p): Break out of...
731 (maybe_hot_bb_p): ... here.
732 (maybe_hot_edge_p): New.
733 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
734 * basic-block.h (maybe_hot_edge_p): Declare.
736 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
738 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
739 (*cmpfp_<mode>_cc): Ditto.
740 (*fp_jcc_8<mode>_387): Ditto.
741 (*fop_<MODEF:mode>_2_i387): Ditto.
742 (*fop_<MODEF:mode>_3_i387): Ditto.
743 (*fop_xf_2_i387): Ditto.
744 (*fop_xf_3_i387): Ditto.
746 2008-06-02 Tomas Bily <tbily@suse.cz>
748 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
750 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
752 * config/mips/mips.c (mips_valid_offset_p): New function.
753 (mips_valid_lo_sum_p): Likewise.
754 (mips_classify_address): Use them.
755 (mips_force_address): New function.
756 (mips_legitimize_address): Use it.
757 * config/mips/mips.md (MOVE128): New mode iterator.
758 (movtf): Require TARGET_64BIT. Remove empty strings.
759 (*movtf_internal): Rename to...
760 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
761 of "R" and use {,fp}{load,store} attributes instead of "multi".
762 Use a separate define_split.
763 (*movtf_mips16): New pattern.
765 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
767 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
768 * config/mips/mips.c (mips_expand_before_return): New function.
769 (mips_expand_epilogue): Call it.
770 * config/mips/mips.md (return): Turn into a define_expand.
773 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
775 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
776 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
777 functions. Do not emit uses and clobbers of CONCATs; individually
778 use and clobber their operands.
779 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
780 gen_clobber, emit_use and gen_use.
781 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
782 (expand_builtin_return): Likewise.
783 * cfgbuild.c (count_basic_blocks): Likewise.
784 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
785 * explow.c (emit_stack_restore): Likewise.
786 * expmed.c (extract_bit_field_1): Likewise.
787 * expr.c (convert_move, emit_move_complex_parts): Likewise.
788 (emit_move_multi_word, store_constructor): Likewise.
789 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
790 (thread_prologue_and_epilogue_insns): Likewise.
791 * lower-subreg.c (resolve_simple_move): Likewise.
792 * optabs.c (widen_operand, expand_binop): Likewise.
793 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
794 * reload.c (find_reloads): Likewise.
795 * reload1.c (eliminate_regs_in_insn): Likewise.
796 * stmt.c (expand_nl_goto_receiver): Likewise.
797 * config/alpha/alpha.md (builtin_longjmp): Likewise.
798 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
799 * config/arm/arm.c (arm_load_pic_register): Likewise.
800 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
801 * config/arm/arm.md (untyped_return): Likewise.
802 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
803 * config/avr/avr.c (expand_prologue): Likewise.
804 * config/bfin/bfin.c (do_unlink): Likewise.
805 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
806 * config/cris/cris.c (cris_expand_prologue): Likewise.
807 * config/darwin.c (machopic_indirect_data_reference): Likewise.
808 (machopic_legitimize_pic_address): Likewise.
809 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
810 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
811 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
812 (ix86_expand_convert_uns_didf_sse): Likewise.
813 (ix86_expand_vector_init_general): Likewise.
814 * config/ia64/ia64.md (eh_epilogue): Likewise.
815 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
816 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
817 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
818 (config/iq2000/iq2000.c): Likewise.
819 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
820 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
821 (builtin_longjmp): Likewise.
822 * config/mn10300/mn10300.md (call, call_value): Likewise.
823 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
824 * config/pdp11/pdp11.md (abshi2): Likewise.
825 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
826 * config/s390/s390.c (s390_emit_prologue): Likewise.
827 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
828 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
829 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
830 * config/sh/sh.c (prepare_move_operands): Likewise.
831 (output_stack_adjust, sh_expand_epilogue): Likewise.
832 (sh_set_return_address, sh_expand_t_scc): Likewise.
833 * config/sparc/sparc.c (load_pic_register): Likewise.
834 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
835 * config/spu/spu.c (spu_expand_epilogue): Likewise.
836 * config/v850/v850.c (expand_epilogue): Likewise.
838 2008-05-31 Anatoly Sokolov <aesok@post.ru>
840 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
841 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
842 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
843 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
844 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
845 stack pointer register.
846 (output_movhi): Remove code for interrupt specific writing to the
847 stack pointer register.
849 2008-05-31 Richard Guenther <rguenther@suse.de>
851 PR tree-optimization/34244
852 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
853 (tree_expr_nonzero_warnv_p): Likewise.
854 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
855 ssa_name_nonnegative_p.
856 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
857 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
858 not tree_expr_nonzero_warnv_p.
860 PR tree-optimization/36262
862 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
864 PR tree-optimization/34244
865 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
866 (record_numbers_of_iterations): New function.
867 (execute_vrp): Cache the numbers of iterations of loops.
868 * tree-scalar-evolution.c (scev_reset_except_niters):
870 (scev_reset): Use scev_reset_except_niters.
871 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
873 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
875 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
876 __WORKAROUND_RETS when appropriate.
878 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
880 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
881 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
883 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
884 *fop_df_comm_sse insn patterns using MODEF mode iterator.
885 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
886 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
887 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
888 *fop_df_1_mixed insn patterns using MODEF mode iterator.
889 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
890 *fop_df_1_sse insn patterns using MODEF mode iterator.
891 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
892 *fop_df_1_i387 insn patterns using MODEF mode iterator.
893 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
894 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
895 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
896 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
897 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
898 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
899 (*fop_xf_4_i387): Use <MODE> for mode attribute.
900 (*fop_xf_5_i387): Ditto.
901 (*fop_xf_6_i387): Ditto.
903 2008-05-30 Richard Guenther <rguenther@suse.de>
905 * builtins.c (build_string_literal): Avoid generating
906 a non-gimple_val result.
908 2008-05-30 DJ Delorie <dj@redhat.com>
910 * exec-tool.in: Use an environment variable (private) instead of a
911 file (shared) as a semaphore, so as to not break parallel builds.
913 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
915 * optabs.c (maybe_encapsulate_block): Remove.
916 (emit_libcall_block): Adjust accordingly.
917 * optabs.h (maybe_encapsulate_block): Remove prototype.
919 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
920 Don't use maybe_encapsulate_block.
922 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
924 * config/rs6000/rs6000.c (rs6000_legitimize_address,
925 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
926 rtx is a SYMBOL_REF before calling get_pool_constant.
928 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
930 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
932 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
934 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
935 rather than OS names to choose INO_T_EQ definition.
936 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
937 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
939 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
942 * config/darwin-f.c: New.
943 * config/t-darwin: Added rule to build darwin-f.o.
944 * config.gcc: Defined new variable, fortran_target_objs.
945 (*-*-darwin*): Set fortran_target_objs.
946 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
947 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
948 * configure: Regenerated.
950 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
953 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
954 canonical type if needed.
956 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
958 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
960 2008-05-29 Richard Guenther <rguenther@suse.de>
962 PR tree-optimization/36343
963 PR tree-optimization/36346
964 PR tree-optimization/36347
965 * tree-flow.h (clobber_what_p_points_to): Declare.
966 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
967 pointed-to variable is dereferenced is irrelevant to whether
968 the pointer can access the pointed-to variable.
969 (clobber_what_p_points_to): New function.
970 * tree-ssa-alias.c (set_initial_properties): Use it.
971 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
972 call clobber check for NMTs.
974 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
976 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
977 for printing gcov_type.
979 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
981 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
982 and the eh region information.
983 * value-prof.c (gimple_move_stmt_histograms): New function.
984 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
986 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
988 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
990 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
992 * value-prof.c (tree_ic_transform): Print counts.
993 * tree-profile.c (tree_gen_ic_func_profiler):
994 Clear __gcov_indreict_call_callee variable to avoid misattribution
997 2008-05-28 Rafael Espindola <espindola@google.com>
999 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
1002 2008-05-28 Richard Guenther <rguenther@suse.de>
1004 PR tree-optimization/36339
1005 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
1006 and clobbering code out of the loop.
1008 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1010 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
1013 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
1014 s390_contiguous_bitmask_p, s390_symref_operand_p,
1015 s390_check_symref_alignment, s390_reload_larl_operand,
1016 s390_reload_symref_address): New functions.
1017 (s390_branch_condition_mnemonic): Support compare and branch
1019 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
1020 and 'W' constraints.
1021 (s390_secondary_reload): Add secondary reloads for unaligned
1022 symbol refs or symbol refs to floating point or QI/TI mode
1024 (legitimate_address_p): Accept symbol references as addresses.
1025 (s390_expand_insv): Use rotate and insert selected bits
1026 instruction for insv when building for z10.
1027 (print_operand_address): Handle symbol ref addresses.
1028 (print_operand): Output modifier 'c' added for signed byte values.
1029 (s390_encode_section_info): Mark symbol refs with
1030 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
1032 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
1033 (length attribute): RRF, RRR have 4 byte length.
1034 (FPALL, INTALL): New mode iterators added.
1035 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
1036 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
1037 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
1038 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
1039 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
1040 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
1041 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
1042 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
1044 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
1045 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
1046 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
1047 reload<INTALL:mode><P:mode>_toreg_z10,
1048 reload<FPALL:mode><P:mode>_tomem_z10,
1049 reload<FPALL:mode><P:mode>_toreg_z10,
1050 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
1051 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
1052 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
1053 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
1055 (movmem, clrmem, cmpmem): New splitters added.
1057 * config/s390/predicates.md (larl_operand): Use
1058 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
1059 SYMBOL_REF_ALIGN1_P.
1060 (s390_signed_integer_comparison,
1061 s390_unsigned_integer_comparison): New predicates.
1063 * config/s390/s390-protos.h (s390_check_symref_alignment,
1064 s390_contiguous_bitmask_p, s390_reload_larl_operand,
1065 s390_reload_symref_address,
1066 s390_compare_and_branch_condition_mask): Prototypes added.
1068 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
1069 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
1070 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
1072 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1074 * config/s390/s390.c (z10_cost): New cost function for z10.
1075 (s390_handle_arch_option, override_options): Support -march=z10 switch.
1076 (s390_issue_rate): Adjust issue rate for z10.
1077 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
1078 (processor_flags): Add PF_Z10.
1079 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
1080 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
1081 * gcc/config.gcc: Add z10.
1083 2008-05-28 Richard Guenther <rguenther@suse.de>
1085 PR tree-optimization/36291
1086 * tree-flow. h (struct gimple_df): Remove var_anns member.
1087 * tree-flow-inline.h (gimple_var_anns): Remove.
1088 (var_ann): Simplify.
1089 * tree-dfa.c (create_var_ann): Simplify.
1090 (remove_referenced_var): Clear alias info from var_anns of globals.
1091 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
1092 (delete_tree_ssa): Clear alias info from var_anns of globals.
1093 Do not free var_anns.
1094 (var_ann_eq): Remove.
1095 (var_ann_hash): Likewise.
1097 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
1099 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
1100 and loongson2f entries.
1101 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
1102 * config/mips/mips.h (processor_type): Add Loongson-2E
1103 and Loongson-2F entries.
1104 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
1105 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
1106 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
1107 * doc/invoke.texi (MIPS Options): Document loongson2e
1108 and loongson2f processor names.
1110 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1114 * config/i386/i386.c (ix86_function_arg_boundary): Use
1115 alignment of canonical type.
1116 (ix86_expand_vector_move): Check unaligned memory access for
1119 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1121 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
1122 Moved to the front of file.
1124 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
1125 H.J. Lu <hongjiu.lu@intel.com>
1127 * dwarf2out.c (current_fde): New.
1129 (lookup_cfa:): Likewise.
1130 (dwarf2out_end_epilogue): Likewise.
1131 (dwarf2out_note_section_used): Likewise.
1133 2008-05-27 Michael Matz <matz@suse.de>
1136 * c.opt (Wenum-compare): New warning option.
1137 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
1139 2008-05-27 Michael Matz <matz@suse.de>
1142 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
1144 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
1145 into memory as tail calls.
1147 2008-05-27 Richard Guenther <rguenther@suse.de>
1149 PR tree-optimization/36339
1150 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
1151 pointers cause all addressable variables to be call clobbered.
1153 2008-05-27 Richard Guenther <rguenther@suse.de>
1155 PR tree-optimization/36245
1156 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
1158 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1160 * config/s390/s390.md: Replace all occurences of the 'm'
1161 constraint with 'RT'.
1163 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1165 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
1167 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
1169 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
1170 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
1171 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
1173 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1175 * reload.c: (find_reloads): Skip alternatives according to the
1176 "enabled" attribute. Constify the constraint variable.
1177 * recog.c (get_attr_enabled): Add default implementation.
1178 (extract_insn): Set the alternative_enabled_p array
1179 in the recog_data struct.
1180 (preprocess_constraints, constrain_operands): Skip
1181 alternatives according to the "enabled" attribute
1182 * recog.h (struct recog_data): New field alternative_enabled_p.
1183 (skip_alternative): New inline function.
1184 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
1185 (record_reg_classes): Skip alternative according to the
1186 "enabled" attribute.
1188 * doc/md.texi: Add documention for the "enabled" attribute.
1190 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1192 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
1193 * postreload.c (reload_cse_simplify_operands): Replace 'm'
1194 constraint with TARGET_MEM_CONSTRAINT.
1195 * recog.c (asm_operand_ok, preprocess_constraints,
1196 constrain_operands): Likewise.
1197 * regclass.c (record_reg_classes): Likewise.
1198 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
1199 * reload1.c (maybe_fix_stack_asms): Likewise.
1200 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
1201 * recog.h: Adjust comment.
1202 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
1203 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
1204 * doc/md.texi: Add a note to description of 'm' constraint.
1205 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
1207 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
1209 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
1210 that the bitfield is of integral type before testing its precision.
1212 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1213 Sa Liu <saliu@de.ibm.com>
1215 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
1216 __modti3, __udivti3, __umodti3 and __udivmodti4.
1217 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
1218 that implement TImode mul and div functions.
1219 * config/spu/multi3.c: New. Implement __multi3.
1220 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
1221 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
1224 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
1226 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
1227 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
1228 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
1229 tls_sysv_suffix): New mode and mode attribute iterators.
1230 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
1231 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
1232 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
1233 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
1234 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
1237 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
1239 PR tree-optimization/36329
1240 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
1241 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
1242 * cgraphbuild.c (initialize_inline_failed): Use the latter
1243 macro in lieu of the former.
1244 * ipa-inline.c (cgraph_mark_inline): Likewise.
1245 (cgraph_decide_inlining_of_small_function): Likewise.
1246 (cgraph_decide_inlining): Likewise.
1247 (cgraph_decide_inlining_incrementally): Likewise.
1249 2008-05-26 Tristan Gingold <gingold@adacore.com>
1250 Anatoly Sokolov <aesok@post.ru>
1252 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
1253 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
1254 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
1255 optimization for 'avr6' architecture.
1257 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
1260 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
1262 2008-05-26 Richard Guenther <rguenther@suse.de>
1264 * tree-ssa-sccvn.c (expr_has_constants): Declare.
1265 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
1267 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
1270 * caller-save.c (insert_restore): Verify alignment of spill space.
1271 (insert_save): Likewise.
1272 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
1273 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
1274 (STACK_SLOT_ALIGNMENT): Likewise.
1275 * function.c (LOCAL_ALIGNMENT): Removed.
1276 (get_stack_local_alignment): New.
1277 (assign_stack_local): Use it. Set alignment on stack slot.
1278 (assign_stack_temp_for_type): Use get_stack_local_alignment.
1279 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
1280 (STACK_SLOT_ALIGNMENT): New.
1281 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
1282 stack slot in XFmode.
1284 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
1286 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
1289 * config/i386/i386.md (allocate_stack_worker_64): Make sure
1290 argument operand in rax isn't removed.
1292 2008-05-26 Richard Guenther <rguenther@suse.de>
1295 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
1296 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
1298 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1301 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
1303 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
1305 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
1306 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
1308 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1310 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
1311 build a trampoline if we don't want one.
1312 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
1313 return zero for nested functions if we don't want a trampoline.
1315 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1317 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
1319 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1322 * c.opt: Removed undocumented option '-lang-fortran'.
1323 * c-common.h: Removed global variable 'lang_fortran'.
1324 * c-opts.c (c_common_handle_option): Removed code to handle
1325 option '-lang-fortran'. Updated includes.
1326 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
1327 definition of '__GFORTRAN__'.
1328 (define__GNUC__): Reimplemented to use BASEVER and
1329 cpp_define_formatted.
1330 (builtin_define_with_value_n): Removed.
1331 * c-incpath.h: Renamed to ...
1332 * incpath.h: ... this.
1333 * c-incpath.c: Renamed to ...
1334 * incpath.c: ... this. Updated includes.
1335 * fix-header.c: Updated includes.
1336 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
1337 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
1338 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
1340 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1342 * tree.h: Update the table of flags used on tree nodes.
1343 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
1344 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
1345 (FORCED_LABEL): Add access check.
1346 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
1347 (ASM_INPUT_P): Likewise.
1348 (ASM_VOLATILE_P): Likewise.
1349 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
1350 (OMP_SECTION_LAST): Access private_flag directly.
1351 (OMP_RETURN_NOWAIT): Likewise.
1352 (OMP_PARALLEL_COMBINED): Likewise.
1353 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
1354 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
1355 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
1356 deprecated_flag directly.
1358 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
1360 * final.c (frame_pointer_needed): Removed.
1361 * flags.h (frame_pointer_needed): Likewise.
1363 * function.h (rtl_data): Add frame_pointer_needed.
1364 (frame_pointer_needed): New.
1366 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
1368 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
1370 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
1372 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
1375 2008-05-25 Alan Modra <amodra@bigpond.net.au>
1377 * c-common.c (strip_array_types): Move function to..
1379 (get_inner_array_type): Delete.
1380 * c-common.h (strip_array_types): Move declaration to..
1382 (get_inner_array_type): Delete.
1383 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
1384 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
1385 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
1386 * config/pa/pa.c (emit_move_sequence): Likewise.
1388 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
1390 * config/i386/i386.md (*sse_prologue_save_insn): Set length
1393 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
1395 * function.c: Include target hook for nonlocal_goto frame value.
1397 2008-05-24 Richard Guenther <rguenther@suse.de>
1399 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
1400 variable can be only accessed through a pointer or a union.
1402 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1404 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
1405 * doc/extend.texi: Likewise.
1407 2008-05-23 DJ Delorie <dj@redhat.com>
1409 * config/m32c/jump.md (untyped_call): Add.
1411 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
1413 (m32c_address_cost): Detail costs for indirect offsets.
1415 2008-05-23 Rafael Espindola <espindola@google.com>
1417 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
1418 if a node is a SUBREG.
1419 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
1422 2008-05-23 Paul Brook <paul@codesourcery.com>
1423 Carlos O'Donell <carlos@codesourcery.com>
1425 * doc/extend.texi: Clarify use of __attribute__((naked)).
1426 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1427 * target.h (gcc_target): Add allocate_stack_slots_for_args.
1428 * function.c (use_register_for_decl): Use
1429 targetm.calls.allocate_stack_slots_for_args.
1430 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1431 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
1432 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
1434 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
1436 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
1438 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
1440 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
1441 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
1442 is only rounded once.
1444 2008-05-23 Richard Guenther <rguenther@suse.de>
1446 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
1448 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
1449 Jakub Jelinek <jakub@redhat.com>
1452 * configure.ac: Handle --enable-cld.
1453 * configure: Regenerated.
1454 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
1455 * config/i386/i386.h (struct machine_function): Add needs_cld field.
1456 (ix86_current_function_needs_cld): New define.
1457 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
1458 (cld): New isns pattern.
1459 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
1460 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
1461 * config/i386/i386.opt (mcld): New option.
1462 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
1463 TARGET_CLD and ix86_current_function_needs_cld.
1464 (override_options): Use -mcld by default for 32-bit code if
1467 * doc/install.texi (Options specification): Document --enable-cld.
1468 * doc/invoke.texi (Machine Dependent Options)
1469 [i386 and x86-64 Options]: Add -mcld option.
1470 (Intel 386 and AMD x86-64 Options): Document -mcld option.
1472 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
1473 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
1474 (return_in_memory_64): Likewise.
1475 (return_in_memory_ms_64): Likewise.
1477 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1479 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
1480 * builtins.c (fold_builtin_fpclassify): New.
1481 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
1482 * builtins.def (BUILT_IN_FPCLASSIFY): New.
1483 * c-common.c (handle_type_generic_attribute): Adjust to accept
1484 fixed arguments before an elipsis.
1485 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
1486 * doc/extend.texi: Document __builtin_fpclassify.
1488 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
1490 * omp-low.c (gate_expand_omp_ssa): Remove.
1491 (pass_expand_omp_ssa): Remove.
1492 (gate_expand_omp): Do not check for flag_openmp_ssa.
1493 * common.opt (-fopenmp-ssa): Remove.
1494 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
1496 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
1498 * config/sh/sh.opt (mfixed-range): New option.
1499 * config/sh/sh-protos.h (sh_fix_range): Declare.
1500 * config/sh/sh.c (sh_fix_range): New function.
1501 * config/sh/sh.h (sh_fixed_range_str): Declare.
1502 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
1504 * doc/invoke.texi (SH Options): Document -mfixed-range.
1506 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
1508 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
1509 it before the redeclaration.
1511 2008-05-22 Anatoly Sokolov <aesok@post.ru>
1513 * config/avr/avr.c (get_sequence_length): Add new function.
1514 (expand_prologue, expand_epilogue): Remove duplicate code.
1516 2008-05-22 Rafael Espindola <espindola@google.com>
1518 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
1521 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
1523 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
1524 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
1526 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
1527 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
1528 (vect_update_misalignment_for_peel): Likewise.
1529 (vector_alignment_reachable_p): Likewise.
1530 * tree-vect-transform.c (vectorizable_load): Likewise.
1531 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1532 (get_vectype_for_scalar_type): Pass mode of scalar_type
1533 to UNITS_PER_SIMD_WORD.
1535 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
1536 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
1537 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1538 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1539 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1541 2008-05-22 Ira Rosen <irar@il.ibm.com>
1543 PR tree-optimization/36293
1544 * tree-vect-transform.c (vect_transform_strided_load): Don't check
1545 if the first load must be skipped because of a gap.
1547 2008-05-22 Richard Guenther <rguenther@suse.de>
1549 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
1550 more cases of offset disambiguation that is possible if
1551 strict-aliasing rules apply.
1552 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
1553 for basic offset and type-based disambiguation.
1555 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1557 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
1558 ix86_expand_vector_set on V16QImode for SSE4.1.
1560 2008-05-21 Tom Tromey <tromey@redhat.com>
1562 * c.opt (Wimport): Mark as undocumented.
1563 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
1565 (Warning Options): Likewise.
1566 * doc/cppopts.texi: Don't mention -Wimport.
1568 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
1570 PR tree-optimization/36287
1571 PR tree-optimization/36286
1572 * lambda-code.c (build_access_matrix): Do not use the loop->num
1573 for computing the number of induction variables: use the loop depth
1576 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
1579 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
1580 option -f(no-)leading-underscore.
1582 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1584 * config/i386/i386.c (ix86_expand_vector_init_general): Use
1585 GET_MODE_NUNITS (mode).
1587 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
1589 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
1590 (-mmulhw): Add 464 to description.
1591 (-mdlmzb): Likewise.
1592 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
1593 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
1595 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
1596 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
1597 * config/rs6000/rs6000.md: Update comments for 464.
1599 2008-05-21 Janis Johnson <janis187@us.ibm.com>
1601 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
1603 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1605 * config/i386/sse.md (vec_extractv4sf): Removed.
1606 (vec_extractv2df): Likewise.
1607 (vec_extractv2di): Likewise.
1608 (vec_extractv4si): Likewise.
1609 (vec_extractv8hi): Likewise.
1610 (vec_extractv16qi): Likewise.
1611 (vec_extract<mode>): New.
1613 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1615 * config/i386/sse.md (vec_setv4sf): Removed.
1616 (vec_setv2df): Likewise.
1617 (vec_setv2di): Likewise.
1618 (vec_setv4si): Likewise.
1619 (vec_setv8hi): Likewise.
1620 (vec_setv16qi): Likewise.
1621 (vec_set<mode>): New.
1623 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1625 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
1626 goto for vec_concat and vec_interleave.
1628 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1630 * config/i386/sse.md (vec_initv4sf): Removed.
1631 (vec_initv2df): Likewise.
1632 (vec_initv2di): Likewise.
1633 (vec_initv4si): Likewise.
1634 (vec_initv8hi): Likewise.
1635 (vec_initv16qi): Likewise.
1636 (vec_init<mode>): New.
1638 2008-05-21 Joseph Myers <joseph@codesourcery.com>
1640 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
1642 2008-05-21 Tom Tromey <tromey@redhat.com>
1644 * ggc-zone.c (lookup_page_table_if_allocated): New function.
1645 (zone_find_object_offset): Likewise.
1646 (gt_ggc_m_S): Likewise.
1647 (highest_bit): Likewise.
1648 * ggc-page.c (gt_ggc_m_S): New function.
1649 * stringpool.c (string_stack): Remove.
1650 (init_stringpool): Update.
1651 (ggc_alloc_string): Use ggc_alloc.
1652 (maybe_delete_ident): New function.
1653 (ggc_purge_stringpool): Likewise.
1654 (gt_ggc_m_S): Remove.
1655 * ggc-common.c (ggc_protect_identifiers): New global.
1656 (ggc_mark_roots): Call ggc_purge_stringpool. Use
1657 ggc_protect_identifiers.
1658 * ggc.h (ggc_protect_identifiers): Declare.
1659 (gt_ggc_m_S): Update.
1660 (ggc_purge_stringpool): Declare.
1661 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
1662 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
1664 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
1666 2008-05-21 David S. Miller <davem@davemloft.net>
1668 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
1671 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
1673 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
1676 2008-05-20 David Daney <ddaney@avtrex.com>
1678 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
1679 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
1680 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1681 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1682 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
1683 (atomic_hiqi_op): New define_code_iterator.
1684 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
1685 mips_expand_compare_and_swap_12.
1686 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
1687 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
1688 (sync_<optab><mode>, sync_old_<optab><mode>,
1689 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1690 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
1691 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
1692 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
1693 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
1694 (test_and_set_12): New insn.
1695 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
1696 sync_new_<optab><mode>, sync_old_nand<mode>,
1697 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
1698 clobber to operand 0 for SI and DI mode insns.
1699 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
1700 mips_gen_fn_4): New typedefs.
1701 (mips_gen_fn_ptrs): Define new union type.
1702 (mips_expand_compare_and_swap_12): Remove declaration.
1703 (mips_expand_atomic_qihi): Declare function.
1704 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
1705 (mips_expand_atomic_qihi): ... this. Use new generator function
1707 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
1708 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
1709 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
1710 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
1711 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
1712 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
1713 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
1714 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
1715 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
1716 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
1719 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
1721 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
1724 2008-05-20 Anatoly Sokolov <aesok@post.ru>
1726 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
1727 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
1728 (avr_attribute_table): Add 'OS_main' function attribute.
1729 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
1730 functions with 'OS_main' attribute.
1732 2008-05-20 Richard Guenther <rguenther@suse.de>
1734 PR tree-optimization/35204
1735 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
1736 helper, split out from ...
1737 (DFS): ... here. Make the DFS walk non-recursive.
1739 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
1740 Jan Sjodin <jan.sjodin@amd.com>
1742 PR tree-optimization/36181
1743 * tree-parloops.c (loop_has_vector_phi_nodes): New.
1744 (parallelize_loops): Don't parallelize when the loop has vector
1747 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1748 Sebastian Pop <sebastian.pop@amd.com>
1750 * tree-loop-linear.c (gather_interchange_stats): Look in the access
1751 matrix, and never look at the tree representation of the memory
1753 (linear_transform_loops): Computes parameters and access matrices.
1754 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
1756 (access_matrix_get_index_for_parameter): New.
1757 * tree-data-ref.h (struct access_matrix): New.
1758 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
1759 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
1760 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
1761 am_vector_index_for_loop): New.
1762 (struct data_reference): Add field access_matrix.
1763 (DR_ACCESS_MATRIX): New.
1764 (compute_data_dependences_for_loop): Update declaration.
1765 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
1766 * lambda.h (lambda_vector_vec_p): Declared.
1767 * lambda-code.c: Depend on pointer-set.h.
1768 (lambda_collect_parameters_from_af, lambda_collect_parameters,
1769 av_for_af_base, av_for_af, build_access_matrix,
1770 lambda_compute_access_matrices): New.
1771 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
1773 2008-05-20 Joseph Myers <joseph@codesourcery.com>
1775 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
1778 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1779 Sebastian Pop <sebastian.pop@amd.com>
1781 PR tree-optimization/36206
1782 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
1784 (instantiate_scev_1): Rename flags to fold_conversions.
1785 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
1786 outeside instantiation_loop.
1787 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
1788 (evolution_function_is_affine_or_constant_p): Removed.
1789 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
1791 (analyze_siv_subscript): Pass in the loop nest number.
1792 Call evolution_function_is_affine_in_loop instead of
1793 evolution_function_is_affine_p.
1794 (analyze_overlapping_iterations): Pass in the loop nest number.
1796 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1797 Sebastian Pop <sebastian.pop@amd.com>
1799 PR tree-optimization/36206
1800 * tree-chrec.h (chrec_fold_op): New.
1801 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
1804 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
1806 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
1808 (remove_duplicates): Do not set inode on non-inode systems.
1811 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
1813 * config.gcc (tm_file): Update comments about relative pathnames.
1815 2008-05-20 Richard Guenther <rguenther@suse.de>
1817 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
1818 * tree-ssa-sccvn.c (process_scc): Likewise.
1819 * tree-ssa-sink.c (execute_sink_code): Likewise.
1820 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
1821 * tree-vrp.c (process_assert_insertions): Likewise.
1822 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
1823 (perform_tree_ssa_dce): Likewise.
1824 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1825 (dump_dominator_optimization_stats): Likewise.
1826 * tree-vectorizer.c (vectorize_loops): Likewise.
1828 2008-05-20 Richard Guenther <rguenther@suse.de>
1830 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
1832 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
1834 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
1835 (ix86_i386elf_return_in_memory): Likewise.
1836 (ix86_i386interix_return_in_memory): Likewise.
1837 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
1838 (SUBTARGET_RETURN_IN_MEMORY): New.
1839 * config/i386/i386elf.h: Likewise.
1840 * config/i386/ptx4-i.h: Likewise.
1841 * config/i386/sol2-10.h: Likewise.
1842 * config/i386/sysv4.h: Likewise.
1843 * config/i386/vx-common.h: Likewise.
1844 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
1845 * config/i386/i386.c (ix86_return_in_memory): Made static and
1846 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
1847 (ix86_i386elf_return_in_memory): Removed.
1848 (ix86_i386interix_return_in_memory): Removed.
1849 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
1850 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
1852 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
1854 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
1856 2008-05-19 Xinliang David Li <davidxl@google.com>
1858 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
1860 * common.opt: Ditto.
1861 * doc/invoke.texi: Ditto.
1863 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
1865 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
1866 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
1868 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1870 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
1871 sizes of operand array from 8/4 to 4/2.
1872 (ix86_expand_vector_init_general): Change size of operand array
1873 from 32 to 16. Remove op0, op1 and half_mode.
1875 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1877 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
1878 (ix86_expand_vector_init_interleave): Likewise.
1879 (ix86_expand_vector_init_general): Use them. Assert
1880 word_mode == SImode when n_words == 4.
1882 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
1884 * config/i386/i386.c (ix86_secondary_reload): New static function.
1885 (TARGET_SECONDARY_RELOAD): New define.
1886 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1887 * config/i386/i386.md (reload_outqi): Remove.
1889 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1892 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
1893 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
1894 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
1895 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
1896 (fold_builtin_1): Likewise.
1897 * builtins.def (BUILT_IN_ISINF_SIGN): New.
1898 c-common.c (check_builtin_function_arguments): Handle
1899 BUILT_IN_ISINF_SIGN.
1900 * doc/extend.texi: Document __builtin_isinf_sign.
1901 * fold-const.c (operand_equal_p): Handle COND_EXPR.
1903 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
1905 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
1906 EH cleanup at the end of the pass, search for those that have been
1907 turned into forwarder blocks and do the cleanup on their successor.
1909 2008-05-18 Richard Guenther <rguenther@suse.de>
1911 * tree-cfg.c (verify_gimple_expr): Allow conversions from
1912 pointers to sizetype and vice versa.
1914 2008-05-18 Xinliang David Li <davidxl@google.com>
1916 * gcc/tree-ssa-dce.c: Coding style fix.
1917 (check_pow): Documentation comment.
1918 (check_log): Documenation comment. Coding style fix.
1919 (is_unnecessary_except_errno_call): Ditto.
1920 (gen_conditions_for_pow): Ditto.
1921 (gen_conditions_for_log): Ditto.
1922 (gen_shrink_wrap_conditions): Ditto.
1923 (shrink_wrap_one_built_in_calls): Ditto.
1924 * gcc/doc/invoke.texi: Better documentation string.
1925 * ChangeLog: Fix wrong change log entries from
1926 May 17 checkin on function call DCE.
1928 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
1930 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
1932 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1934 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
1935 * df-problems.c (simulation routines): Fixed block comment to
1936 properly say how to add forwards scanning functions.
1938 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1940 * tree-inline.c (setup_one_parameter): Remove dead code.
1942 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1944 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
1945 a BIT_AND_EXPR only for an INTEGER_TYPE.
1947 2008-05-17 Xinliang David Li <davidxl@google.com>
1949 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
1950 (check_pow, check_log, is_unnecessary_except_errno_call): New
1951 functions to check for eliminating math functions that are pure
1952 except for setting errno.
1953 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
1954 general condition expressions for shrink-wrapping pow/log calls.
1955 (gen_shrink_wrap_conditions): Ditto.
1956 (shrink_wrap_one_built_in_call): Ditto.
1957 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
1958 (mark_operand_necessary): If debugging, output if OP is necessary.
1959 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
1961 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
1963 * gcc/common.opt: New user flag -ftree-builtin-dce.
1964 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
1966 2008-05-16 David S. Miller <davem@davemloft.net>
1968 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
1969 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1971 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
1974 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
1976 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1978 * ifcvt.c (dead_or_predicable): Rename
1979 df_simulate_one_insn_backwards to df_simulate_one_insn.
1980 * recog.c (peephole2_optimize): Ditto.
1981 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
1983 * df.h: Rename df_simulate_one_insn_backwards to
1984 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
1985 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
1986 scanning of defs and uses.
1987 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
1988 (df_simulate_one_insn_forwards): Removed.
1990 2008-05-16 Doug Kwan <dougkwan@google.com>
1992 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
1994 (real_from_string): Handle NaNs and Inf as approriate.
1996 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1998 * doc/gty.texi (Source Files Containing Type Information): Note
1999 that headers should appear first in the gtfiles list.
2001 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2003 * tree.def (COND_EXEC): Properly documented this code.
2005 2008-05-16 Diego Novillo <dnovillo@google.com>
2007 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
2008 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
2011 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2013 * tree-ssa-dse (max_stmt_uid): Removed.
2014 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
2015 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
2016 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
2017 * function.h (cfun.last_stmt_uid): New field.
2018 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
2019 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
2021 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
2022 (create_stmt_ann): Initialize the ann->uid field.
2023 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
2025 * tree-flow.h (renumber_gimple_stmt_uids): New function.
2027 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2029 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
2030 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
2031 (init_empty_tree_cfg): Call it.
2033 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2035 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
2038 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2040 * doc/invoke.text (-fdump-tree-*-verbose): New option.
2041 * tree-dump.c (dump_options): New verbose option.
2042 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
2044 * tree-pass.h (TDF_VERBOSE): New dump flag.
2045 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
2046 (tree-flow.h): Added include.
2047 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
2049 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
2051 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
2053 From Jie Zhang <jie.zhang@analog.com>
2054 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2055 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
2056 mcpu=bf561-none and mcpu=bf561-0.2.
2057 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2058 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2059 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2060 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2061 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
2062 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
2063 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
2065 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
2066 (cputype_selected): Remove.
2067 (bfin_handle_option): Don't use cputype_selected.
2068 (override_options): When no mcpu option, enable all workarounds.
2069 Don't use bfin_workarounds.
2070 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
2072 (DEFAULT_CPU_TYPE): Don't define.
2074 2008-05-16 Richard Guenther <rguenther@suse.de>
2076 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
2077 on deletion of the last stmt.
2079 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2081 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
2082 V8HImode for SSE2 and V16QImode for SSE4.1.
2084 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2086 * cgraph.h (compute_inline_parameters): Made public.
2087 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
2088 variable_generate_summary, function_write_summary,
2089 variable_write_summary, variable_read_summary. Added generate_summary,
2090 write_summary, read_summary.
2091 * cgraphunit.c (cgraph_process_new_functions): Changed call from
2092 pass_ipa_inline.function_generate_summary, to
2093 compute_inline_parameters.
2094 * ipa-inline.c (compute_inline_parameters): Made public and added
2096 (compute_inline_parameters_for_current): New function.
2097 (pass_inline_param): Now calls compute_inline_parameters_for_current.
2098 (inline_generate_summary): Removed parameter and made to loop over
2100 (pass_ipa_inline): Updated for new IPA_PASS structure.
2101 * passes.c (execute_ipa_summary_passes): Now is called once per
2102 pass rather than once per node*pass.
2104 2008-05-15 Anatoly Sokolov <aesok@post.ru>
2106 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
2107 avr_have_mul_p, avr_asm_only_p): Remove variables.
2108 (avr_override_options): Remove initialization of removed variables.
2109 (avr_file_start): Convert removed variables to fields of
2110 'struct base_arch_s *avr_current_arch'.
2111 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
2112 (AVR_HAVE_MUL): (Ditto.).
2113 (AVR_HAVE_MOVW): (Ditto.).
2114 (AVR_HAVE_LPMX): (Ditto.).
2115 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
2116 avr_asm_only_p): Remove declaration.
2118 2008-05-15 Diego Novillo <dnovillo@google.com>
2120 * config/arm/arm.c (arm_return_in_memory): Fix return type.
2121 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
2123 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
2126 * combine.c (check_conversion): Rename back to check_promoted_subreg.
2127 Don't call record_truncated_value from here.
2128 (record_truncated_value): Turn it into a for_each_rtx callback.
2129 (record_truncated_values): New function.
2130 (combine_instructions): Call note_uses with record_truncated_values.
2131 Change name of check_conversion to check_promoted_subreg.
2133 2008-05-15 Janis Johnson <janis187@us.ibm.com>
2135 * doc/sourcebuild.texi: Document support for torture tests.
2137 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2139 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
2140 to alternative 4 of operand 2.
2142 2008-05-15 Richard Guenther <rguenther@suse.de>
2144 * tree-pass.h (current_pass): Declare.
2145 (get_pass_for_id): Likewise.
2146 * passes.c (passes_by_id, passes_by_id_size): New globals.
2147 (set_pass_for_id): New function.
2148 (get_pass_for_id): Likewise.
2149 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
2150 (execute_function_todo): Flush per function statistics.
2151 * toplev.c (compile_file): Init statistics.
2152 (general_init): Do early statistics initialization.
2153 (finalize): Finish statistics.
2154 * statistics.h (statistics_early_init): Declare.
2155 (statistics_init): Likewise.
2156 (statistics_fini): Likewise.
2157 (statistics_fini_pass): Likewise.
2158 (statistics_counter_event): Likewise.
2159 (statistics_histogram_event): Likewise.
2160 * statistics.c: New file.
2161 * Makefile.in (OBJS-common): Add statistics.o.
2162 (statistics.o): Add dependencies.
2163 * doc/invoke.texi (-fdump-statistics): Document.
2165 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
2167 (execute_pre): Use statistics_counter_event.
2168 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
2169 (substitute_and_fold): Increment it. Use statistics_counter_event.
2171 2008-05-15 Diego Novillo <dnovillo@google.com>
2173 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
2175 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
2176 * tree-ssa-alias.c (new_type_alias): Remove references to
2177 sub-variables from comment.
2178 * tree-ssa-operands.c (swap_tree_operands): Likewise.
2180 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2182 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
2183 attribute to 1 only for insertps alternative.
2185 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2187 * config/bfin/bfin.md (loadbytes): New pattern.
2188 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
2189 (bfin_init_builtins): Initialize it.
2190 (bdesc_1arg): Add it.
2192 2008-05-15 Sa Liu <saliu@de.ibm.com>
2194 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
2195 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
2196 * testsuite/lib/target-supports.exp: Add
2197 check_effective_target_fortran_integer_16.
2199 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2201 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
2202 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
2203 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
2204 (TARGET_RETURN_IN_MEMORY): Define.
2206 2008-05-15 Richard Guenther <rguenther@suse.de>
2209 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
2210 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
2211 represent unmodifiable vars.
2213 2008-05-15 Richard Guenther <rguenther@suse.de>
2215 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
2216 INDIRECT_REF and TARGET_MEM_REF.
2217 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2220 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2221 H.J. Lu <hongjiu.lu@intel.com>
2223 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
2224 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
2225 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
2226 insn alternatives. Add missing alternatives.
2227 (*vec_concatv2di_rex64_sse4_1): Likewise.
2228 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
2229 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
2232 2008-05-15 Richard Guenther <rguenther@suse.de>
2234 PR tree-optimization/36009
2235 PR tree-optimization/36204
2236 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
2237 (determine_invariantness_stmt): Record the loop a store is
2239 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
2242 2008-05-15 Richard Guenther <rguenther@suse.de>
2244 PR tree-optimization/34330
2245 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
2246 through the pointer will alias the SMT.
2248 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
2250 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
2252 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
2254 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
2256 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2257 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2259 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
2260 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
2261 (vashl_optab): New optab for vector/vector shifts.
2262 (vashr_optab): Ditto.
2263 (vlshr_optab): Ditto.
2264 (vrotl_optab): Ditto.
2265 (vrotr_optab): Ditto.
2266 (optab_subtype): New enum for optab_for_tree_code call.
2267 (optab_for_tree_code): Add enum optab_subtype argument.
2269 * optabs.c (optab_for_tree_code): Take an additional argument to
2270 distinguish between a vector shift by a scalar and vector shift by
2271 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
2272 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
2273 vector shift by a vector.
2274 (expand_widen_pattern_expr): Pass additional argument to
2275 optab_for_tree_code.
2277 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
2278 vrotl_optab, vrotr_optab.
2280 * expr.c (expand_expr_real_1): Update calls to
2281 optab_for_tree_code to distinguish between vector shifted by a
2282 scalar and vector shifted by a vector.
2283 * tree-vectorizer.c (supportable_widening_operation): Ditto.
2284 (supportable_narrowing_operation): Ditto.
2285 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
2286 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
2287 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
2288 (vect_create_epilog_for_reduction): Ditto.
2289 (vectorizable_reduction): Ditto.
2290 (vectorizable_operation): Ditto.
2291 (vect_strided_store_supported): Ditto.
2292 (vect_strided_load_supported): Ditto.
2293 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2294 * expmed.c (expand_shift): Ditto.
2296 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
2298 (ashr@var{m}3): Ditto.
2299 (vashl@var{m}3): Document new vector/vector shift standard name.
2300 (vashr@var{m}3): Ditto.
2301 (vlshr@var{m}3): Ditto.
2302 (vrotl@var{m}3): Ditto.
2303 (vrotr@var{m}3): Ditto.
2305 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
2306 (PPERM_INVERT): Ditto.
2307 (PPERM_REVERSE): Ditto.
2308 (PPERM_REV_INV): Ditto.
2309 (PPERM_ZERO): Ditto.
2310 (PPERM_ONES): Ditto.
2311 (PPERM_SIGN): Ditto.
2312 (PPERM_INV_SIGN): Ditto.
2313 (PPERM_SRC1): Ditto.
2314 (PPERM_SRC2): Ditto.
2316 * config/i386/sse.md (mulv2di3): Add SSE5 support.
2317 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
2318 allows a memory operand to be the value being added, and split it
2319 to improve vectorization.
2320 (sse5_pmacsdqh_mem): Ditto.
2321 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
2322 (sse5_mulv2div2di3_high): Ditto.
2323 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
2324 (vec_pack_trunc_v4si): Ditto.
2325 (vec_pack_trunc_v2di): Ditto.
2326 (sse5_pcmov_<mode>): Remove code that tried to use use
2327 andps/andnps instead of pcmov.
2328 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
2329 pmacsdqh instructions.
2330 (vec_widen_smult_lo_v4si): Ditto.
2332 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
2333 (PPERM_INVERT): Ditto.
2334 (PPERM_REVERSE): Ditto.
2335 (PPERM_REV_INV): Ditto.
2336 (PPERM_ZERO): Ditto.
2337 (PPERM_ONES): Ditto.
2338 (PPERM_SIGN): Ditto.
2339 (PPERM_INV_SIGN): Ditto.
2340 (PPERM_SRC1): Ditto.
2341 (PPERM_SRC2): Ditto.
2342 (ix86_expand_sse_movcc): Move the SSE5 test after the if
2344 (ix86_expand_int_vcond): If SSE5 generate all possible integer
2346 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
2347 says ignore whether the last reference is a memory operand.
2349 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2350 Paolo Bonzini <bonzini at gnu dot org>
2352 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
2355 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
2356 (vlshr<mode>3): Rename from vlshr<mode>3.
2357 (vashr<mode>3): Rename from vashr<mode>3.
2358 (mulv4sf3): Change the names of vector shift patterns.
2362 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
2365 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
2390 * config/spu/spu.md (v): New iterator macro to add v for vector types.
2391 (floatunssidf2_internal): Change vector/vector shift names.
2392 (floatunsdidf2_internal): Ditto.
2399 (vashl<mode>3): Rename from ashl<mode>3.
2400 (vashr<mode>3): Rename from ashr<mode>3.
2401 (vlshr<mode>3): Rename from lshr<mode>3.
2402 (vrotl<mode>3): Rename from rotl<mode>3.
2404 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2407 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
2408 multiply gives the wrong value when doing widening multiplies.
2409 (vec_widen_smult_lo_v4si): Ditto.
2411 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2413 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
2414 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
2415 emit_library_call_value.
2416 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
2417 * tree.h (ECF_LIBCALL_BLOCK): Removed.
2418 * calls.c (initialize_argument_information, precompute_arguments,
2419 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
2420 (precompute_arguments): Removed flags parameter.
2421 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
2423 2008-05-14 Richard Guenther <rguenther@suse.de>
2425 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
2426 Make sure to register the store if the use is a PHI_NODE.
2428 2008-05-14 Olivier Hainque <hainque@adacore.com>
2430 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2431 memory if the component is to be referenced in BLKmode according
2432 to get_inner_reference.
2434 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
2436 * calls.c (emit_library_call_value_1): Restore code clearing
2437 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
2439 2008-05-14 Olivier Hainque <hainque@adacore.com>
2440 Nicolas Roche <roche@adacore.com>
2442 * configure.ac: Add support for a "gcc_subdir" variable in
2443 config-lang.in, to denote a subdirectory where the language/GCC
2444 integration files are to be found.
2445 * configure: Regenerate.
2447 2008-05-14 Ira Rosen <irar@il.ibm.com>
2449 PR tree-optimization/36098
2450 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
2451 value for the first load in the group in case of a gap.
2452 (vect_build_slp_tree): Check that there are no gaps in loads.
2454 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2456 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
2457 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
2458 expand_copysign_bit, ): Change call to emit_no_conflict_block to
2459 emit_insn and remove unneeded code to construct extra args.
2460 (emit_no_conflict_block): Removed.
2461 * optabls.h: (emit_no_conflict_block): Removed.
2462 * cse.c (cse_extended_basic_block): Remove search for
2463 REG_NO_CONFLICT note.
2464 * global.c: Removed incorrect comment added in revision 117.
2465 * expr.c (convert_move): Change call to emit_no_conflict_block to
2467 * recog.c: Change comments so that they do not mention
2469 * local_alloc.c (combine_regs): Removed last parameter.
2470 (no_conflict_p): Removed.
2471 (block_alloc): Removed note, no_conflict_combined_regno and set
2472 local vars. Removed all code to process REG_NO_CONFLICT blocks.
2473 (combine_regs): Removed already_dead and code to look for
2474 REG_NO_CONFLICT notes.
2475 * lower_subreg (remove_retval_note): Removed code to look for
2476 REG_NO_CONFLICT block.
2477 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
2478 (resolve_clobber): Remove code to process libcalls that have
2479 REG_NO_CONFLICT notes.
2480 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
2482 * combine.c (can_combine_p, distribute_notes): Removed
2483 REG_NO_CONFLICT case.
2484 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
2486 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
2487 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
2489 * reg-notes.def (NO_CONFLICT): Removed.
2491 2008-05-14 David S. Miller <davem@davemloft.net>
2493 * config/sparc/sparc.c (sparc_profile_hook): If
2494 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
2495 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
2496 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2498 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
2500 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
2502 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
2505 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
2506 and op1 expansion before vector concat to have less live pseudos.
2508 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
2510 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
2511 ix86_expand_vector_set if supported.
2513 2008-05-13 Diego Novillo <dnovillo@google.com>
2514 Kenneth Zadeck <zadeck@naturalbridge.com>
2516 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
2518 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
2519 phinodes_print_statistics, init_ssanames, fini_ssanames,
2520 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
2521 release_ssa_name, release_defs, replace_ssa_name_symbol,
2522 ssanames_print_statistics): Move ...
2523 * tree-flow.h: ... here.
2524 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
2525 Use FN instead of cfun.
2526 (make_ssa_name_fn): Rename from make_ssa_name.
2527 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
2528 * tree-flow-inline.h (make_ssa_name): Move from
2529 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
2530 * omp-low.c (expand_omp_parallel):
2531 * tree-flow-inline.h (redirect_edge_var_map_result):
2532 * tree-ssa.c (init_tree_ssa): Add argument FN.
2533 Use it instead of cfun. Update all users.
2535 2008-05-13 Tom Tromey <tromey@redhat.com>
2537 PR preprocessor/22168:
2538 * doc/cpp.texi (Top): Update menu.
2539 (Alternatives to Wrapper #ifndef): New node.
2540 (Other Directives): Document deprecation.
2541 (Obsolete Features): Remove menu.
2542 (Assertions): Merge node into Obsolete Features.
2543 (Obsolete once-only headers): Move earlier; rename to Alternatives
2545 * doc/cppopts.texi: Update.
2546 * c.opt (Wdeprecated): Enable for C and ObjC.
2547 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
2548 (C++ Dialect Options): Move -Wno-deprecated from here to...
2549 (Warning Options): ... here.
2551 2008-05-13 Richard Guenther <rguenther@suse.de>
2554 * fold-const.c (fold_sign_changed_comparison): Do not allow
2555 changes in pointer-ness.
2557 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2560 * config/sh/sh.c (sh_expand_prologue): Don't clear
2561 RTX_FRAME_RELATED_P for push insns.
2563 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
2565 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
2567 2008-05-12 Anatoly Sokolov <aesok@post.ru>
2569 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
2570 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
2571 Use 'machine->is_leaf' instead of 'leaf_func_p'.
2573 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
2575 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
2576 (*vec_concatv4sf_sse): This.
2577 (*sse2_concatv2si): Renamed to ...
2578 (*vec_concatv2si_sse2): This.
2579 (*sse1_concatv2si): Renamed to ...
2580 (*vec_concatv2si_sse): This.
2581 (*vec_concatv2di_rex): Renamed to ...
2582 (*vec_concatv2di_rex64): This.
2583 (*vec_concatv2si_sse4_1): New.
2584 (*vec_concatv2di_rex64_sse4_1): Likewise.
2586 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
2588 PR rtl-optimization/36111
2589 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
2590 that was created for swappable operands.
2592 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
2595 * Makefile.in: Substitute GNATMAKE and GNATBIND.
2596 * configure.ac: Add call to ACX_PROG_GNAT.
2598 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
2600 * optc-gen.awk: Fix comment typo.
2602 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2604 * pretty-print.c (pp_integer_with_precision): Use
2605 HOST_LONG_LONG_FORMAT.
2607 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
2609 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
2611 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
2613 * config/i386/i386.c (bdesc_ptest): Removed.
2614 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
2615 (bdesc_args): Add __builtin_ia32_ptestz128,
2616 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
2617 (ix86_init_mmx_sse_builtins): Updated.
2618 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
2619 (ix86_expand_builtin): Updated.
2621 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
2623 * tree-cfg.c (valid_fixed_convert_types_p): New function.
2624 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
2626 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
2628 * value-prof.c (interesting_stringop_to_profile): Do not
2629 return early for BUILT_IN_MEMPCPY.
2631 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
2633 * calls.c (expand_call): Don't use callgraph to increase
2634 preferred_stack_boundary.
2636 * cgraph.h (cgraph_rtl_info): Use unsigned on
2637 preferred_incoming_stack_boundary.
2639 * final.c (rest_of_clean_state): Use unsigned on
2640 preferred_stack_boundary.
2642 2008-05-09 Tom Tromey <tromey@redhat.com>
2644 PR preprocessor/22231:
2645 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
2648 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
2650 PR tree-optimization/36129
2651 * tree-ssa-ccp.c: Include value-prof.h.
2652 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
2653 built-in function was folded to a constant.
2654 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
2656 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
2657 Sebastian Pop <sebastian.pop@amd.com>
2659 * tree-scalar-evolution.c: Document instantiate_scev.
2660 (instantiate_parameters_1): Renamed instantiate_scev_1.
2661 Don't use the same loop for instantiation_loop and evolution_loop.
2662 (instantiate_scev): New.
2663 (instantiate_parameters): Moved...
2664 (resolve_mixers): Update call to instantiate_scev_1 to pass the
2665 same loop twice. Maintains the semantics for this function.
2666 * tree-scalar-evolution.h (instantiate_scev): Declare.
2667 (instantiate_parameters): ...here. Now static inline.
2668 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
2669 instead of resolve_mixers.
2671 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2673 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
2675 2008-05-09 Tomas Bily <tbily@suse.cz>
2677 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
2678 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
2679 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2680 * c-common.c (c_common_truthvalue_conversion): Likewise.
2681 * tree-object-size.c (compute_object_offset): Likewise.
2682 * tree-inline.c (estimate_num_insns_1): Likewise.
2683 * varasm.c (const_hash_1, compare_constant, copy_constant)
2684 (compute_reloc_for_constant, output_addressed_constants)
2685 (initializer_constant_valid_p): Likewise.
2686 * c-omp.c (check_omp_for_incr_expr): Likewise.
2687 * gimplify.c (gimplify_expr): Likewise.
2688 * c-typeck.c (c_finish_return): Likewise.
2689 * tree-vectorizer.c (supportable_widening_operation)
2690 (supportable_narrowing_operation): Likewise.
2691 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
2692 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
2693 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2694 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
2695 (descr_info_loc): Likewise.
2696 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2697 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
2698 (fold_unary): Likewise.
2699 * builtins.c (get_pointer_alignment): Likewise.
2700 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
2701 (instantiate_parameters_1): Likewise.
2702 * tree.c (expr_align, stabilize_reference): Likewise.
2703 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
2704 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
2705 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
2706 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2707 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
2708 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
2710 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
2711 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
2712 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2713 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
2714 (forward_propagate_comparison)
2715 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2716 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
2717 * emit-rtl.c (component_ref_for_mem_expr)
2718 (set_mem_attributes_minus_bitpos): Likewise.
2719 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2720 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
2722 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
2723 (build_function_call, pointer_diff, build_compound_expr)
2724 (c_finish_return): Likewise.
2725 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
2726 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
2728 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
2729 * expr.c (is_aligning_offset): Likewise.
2730 * tree-ssa-alias.c (is_escape_site): Likewise.
2731 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
2732 (check_all_va_list_escapes): Likewise.
2733 * tree-ssa-loop-ivopts.c (determine_base_object)
2734 (determine_common_wider_type): Likewise.
2735 * dojump.c (do_jump): Likewise.
2736 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
2737 * tree-gimple.c (is_gimple_cast): Likewise.
2738 * fold-const.c (decode_field_reference, )
2739 (fold_sign_changed_comparison, fold_unary, fold_comparison)
2740 (fold_binary): Likewise.
2741 * tree-ssa-alias-warnings.c (find_alias_site_helper)
2742 (already_warned_in_frontend_p): Likewise.
2743 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
2744 * tree.c (really_constant_p, get_unwidened): Likewise.
2745 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2746 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2747 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
2749 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
2751 (CONVERT_EXPR_P): Define.
2752 (CASE_CONVERT): Define.
2754 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2757 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
2758 (delete_unmarked_insns): When deleting a call, call
2759 delete_unreachable_blocks.
2760 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2761 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
2763 2008-05-08 Richard Guenther <rguenther@suse.de>
2765 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
2766 (-ftree-salias): Likewise.
2767 (salias-max-implicit-fields): Remove param documentation.
2768 (salias-max-array-elements): Likewise.
2769 * tree-pass.h (pass_create_structure_vars): Remove.
2770 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2771 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2772 * tree-ssa-alias.c (create_structure_vars): Remove.
2773 (gate_structure_vars): Likewise.
2774 (pass_create_structure_vars): Likewise.
2775 (gate_build_alias): Likewise.
2776 (pass_build_alias): Adjust to run always and dump the function.
2777 * common.opt (ftree-salias): Hide.
2778 * passes.c (init_optimization_passes): Remove
2779 pass_create_structure_vars, adjust comment.
2780 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2781 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2782 * opts.c (decode_options): Do not set flag_tree_salias.
2783 (common_handle_option): Add OPT_ftree_salias to the backward
2784 compatibility section.
2786 2008-05-08 Richard Guenther <rguenther@suse.de>
2788 * tree-flow-inline.h (var_can_have_subvars): Move ...
2789 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
2790 * tree-flow.h (var_can_have_subvars): Remove.
2791 (push_fields_onto_fieldstack): Remove.
2792 (sort_fieldstack): Likewise.
2793 (struct fieldoff): Move ...
2794 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
2795 alias_set and base_for_components fields.
2796 (sort_fieldstack): Make static.
2797 (push_fields_onto_fieldstack): Likewise. Remove code that
2798 handles anything but RECORD_TYPEs. Remove alias_set and
2799 base_for_components handling.
2800 (create_variable_info_for): Adjust.
2802 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
2804 * common.opt (Wframe-larger-than=): Shorten the help message
2806 * doc/invoke.texi (Wframe-larger-than=): Add more description.
2808 2008-05-08 Rafael Espindola <espindola@google.com>
2810 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
2812 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
2813 trap and that both operands are gimple values.
2814 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
2815 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
2818 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2820 * read-rtl.c (join_c_conditions): Return the first string if the
2821 two strings are equal.
2823 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2825 * gensupport.h (pred_data): Add a "num_codes" field.
2826 (add_predicate_code): Declare.
2827 * gensupport.c (add_predicate_code): New function.
2828 (std_pred_table): Add an "allows_const_p" field.
2829 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
2830 Remove the (incomplete) list of such codes from the codes field.
2831 (init_predicate_table): Use add_predicate_code. Add all
2832 RTX_CONST_OBJs if allows_const_p is true.
2833 * genrecog.c (process_define_predicate): Use add_predicate_code.
2835 2008-05-08 David Daney <ddaney@avtrex.com>
2836 Richard Sandiford <rsandifo@nildram.co.uk>
2838 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
2839 special case of constant zero operands.
2840 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
2841 old and new values. Special case constant zero values.
2842 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
2844 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
2845 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
2847 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
2850 * simplify-rtx.c (simplify_plus_minus): Create CONST of
2851 similar RTX_CONST_OBJ before CONST_INT.
2853 2008-05-08 Steve Ellcey <sje@cup.hp.com>
2855 * stmt.c (expand_stack_restore): Change sa mode if needed.
2857 2008-05-08 Richard Guenther <rguenther@suse.de>
2859 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
2860 return type to bool.
2861 (ix86_sol10_return_in_memory): Likewise.
2862 (ix86_i386elf_return_in_memory): Likewise.
2863 (ix86_i386interix_return_in_memory): Likewise.
2864 * config/i386/i386.c (ix86_return_in_memory): Likewise.
2865 (ix86_sol10_return_in_memory): Likewise.
2866 (ix86_i386elf_return_in_memory): Likewise.
2867 (ix86_i386interix_return_in_memory): Likewise.
2869 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2872 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
2874 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
2875 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
2878 2008-05-08 Richard Guenther <rguenther@suse.de>
2880 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
2881 * tree-data-ref.h (struct dr_alias): Remove subvars field.
2882 (DR_SUBVARS): Remove.
2883 * tree-dfa.c (dump_subvars_for): Remove.
2884 (debug_subvars_for): Likewise.
2885 (dump_variable): Do not dump subvars.
2886 (remove_referenced_var): Do not remove subvars.
2887 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
2888 (lookup_subvars_for_var): Remove.
2889 (get_subvars_for_var): Likewise.
2890 (get_subvars_at): Likewise.
2891 (get_first_overlapping_subvar): Likewise.
2892 (overlap_subvar): Likewise.
2893 * tree-flow.h (subvar_t): Remove.
2894 (struct var_ann_d): Remove subvars field.
2895 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
2896 argument. Remove special handling of SFTs.
2897 (compute_tag_properties): Likewise.
2898 (set_initial_properties): Likewise.
2899 (compute_call_clobbered): Likewise.
2900 (count_mem_refs): Likewise.
2901 (compute_memory_partitions): Likewise.
2902 (compute_flow_insensitive_aliasing): Likewise.
2903 (setup_pointers_and_addressables): Likewise.
2904 (new_type_alias): Likewise.
2905 (struct used_part): Remove.
2906 (used_portions): Likewise.
2907 (struct used_part_map): Likewise.
2908 (used_part_map_eq): Likewise.
2909 (used_part_map_hash): Likewise.
2910 (free_used_part_map): Likewise.
2911 (up_lookup): Likewise.
2912 (up_insert): Likewise.
2913 (get_or_create_used_part_for): Likewise.
2914 (create_sft): Likewise.
2915 (create_overlap_variables_for): Likewise.
2916 (find_used_portions): Likewise.
2917 (create_structure_vars): Likewise.
2918 * tree.def (STRUCT_FIELD_TAG): Remove.
2919 * tree.h (MTAG_P): Adjust.
2920 (struct tree_memory_tag): Remove base_for_components and
2921 unpartitionable flags.
2922 (struct tree_struct_field_tag): Remove.
2923 (SFT_PARENT_VAR): Likewise.
2924 (SFT_OFFSET): Likewise.
2925 (SFT_SIZE): Likewise.
2926 (SFT_NONADDRESSABLE_P): Likewise.
2927 (SFT_ALIAS_SET): Likewise.
2928 (SFT_UNPARTITIONABLE_P): Likewise.
2929 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
2930 (union tree_node): Remove sft field.
2931 * alias.c (get_alias_set): Remove special handling of SFTs.
2932 * print-tree.c (print_node): Remove handling of SFTs.
2933 * tree-dump.c (dequeue_and_dump): Likewise.
2934 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2935 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
2936 * tree-predcom.c (set_alias_info): Do not set subvars.
2937 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
2938 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
2939 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
2940 (add_vars_for_offset): Remove.
2941 (add_virtual_operand): Remove special handling of SFTs.
2942 (add_call_clobber_ops): Likewise.
2943 (add_call_read_ops): Likewise.
2944 (get_asm_expr_operands): Likewise.
2945 (get_modify_stmt_operands): Likewise.
2946 (get_expr_operands): Likewise.
2947 (add_to_addressable_set): Likewise.
2948 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
2949 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2950 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
2951 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
2952 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
2953 (tree_node_structure): Likewise.
2954 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
2956 (find_what_p_points_to): Likewise.
2958 2008-05-08 Sa Liu <saliu@de.ibm.com>
2960 * config/spu/spu.md: Fixed subti3 pattern.
2962 2008-05-08 Richard Guenther <rguenther@suse.de>
2965 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2966 sure to create a representative for trailing arrays for PTA.
2968 2008-05-08 Richard Guenther <rguenther@suse.de>
2971 * fold-const.c (operand_equal_p): Two objects which types
2972 differ in pointerness are not equal.
2974 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2976 * calls.c (compute_argument_block_size): Add argument tree fndecl.
2977 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
2978 (emit_library_call_value_1): Add new variable fndecl initialized by
2979 NULL_TREE. It should be the decl type of orgfun, but this information
2980 seems not to be available here, so it uses the default calling abi.
2981 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
2982 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
2983 by TARGET_RETURN_IN_MEMORY.
2984 * config/i386/i386-interix.h: Likewise.
2985 * config/i386/i386.h: Likewise.
2986 * config/i386/i386elf.h: Likewise.
2987 * config/i386/ptx4-i.h: Likewise.
2988 * config/i386/sol2-10.h: Likewise.
2989 * config/i386/sysv4.h: Likewise.
2990 * config/i386/vx-common.h: Likewise.
2991 * config/cris/cris.h: Removed #if 0 clause.
2992 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
2993 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
2995 (ix86_sol10_return_in_memory): Likewise.
2996 (ix86_i386elf_return_in_memory): New.
2997 (ix86_i386interix_return_in_memory): New.
2998 * config/mt/mt-protos.h (mt_return_in_memory): New.
2999 * config/mt/mt.c: Likewise.
3000 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3001 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
3002 * config/bfin/bfin.h: Likewise.
3003 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
3005 * config/bfin/bfin.c: Likewise.
3006 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3007 * config/alpha/unicosmk.h: Likewise.
3008 * config/i386/cygming.h: Likewise.
3009 * config/iq2000/iq2000.h: Likewise.
3010 * config/mips/mips.h: Likewise.
3011 * config/mn10300/mn10300.h: Likewise.
3012 * config/rs6000/rs6000.h: Likewise.
3013 * config/score/score.h: Likewise.
3014 * config/spu/spu.h: Likewise.
3015 * config/v850/v850.h: Likewise.
3016 * defaults.h: Likewise.
3017 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
3018 * expr.c (emit_block_move): Adjust use of
3019 OUTGOING_REG_PARM_STACK_SPACE.
3020 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
3021 OUTGOING_REG_PARM_STACK_SPACE.
3022 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
3024 2008-05-08 Jakub Jelinek <jakub@redhat.com>
3026 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
3027 on OMP_RETURN for OMP_FOR.
3030 * dwarf2out.c (dw_expand_expr, common_check): Removed.
3031 (fortran_common): New function.
3032 (gen_variable_die): Call fortran_common instead of common_check,
3033 adjust for it returning tree instead of rtx. Formatting.
3035 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3039 * see.c (see_copy_insn): Copy new pure const attributes for new call.
3040 * c-decl.c (merge_decls): Ditto.
3041 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
3042 to RTL_CONST_OR_PURE_CALL_P.
3043 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
3044 Initialized DECL_LOOPING_CONST_PURE.
3045 (process_call_operands): Set tree_side_effects properly.
3046 * tree.h (TREE_READONLY_DECL_P): Removed.
3047 (DECL_IS_PURE): Renamed to DECL_PURE_P.
3048 (DECL_LOOPING_OR_CONST_P): New macro.
3049 (struct tree_function_decl): Added looping_const_or_pure_p.
3051 (ECF_LOOPING_OR_CONST_P): New macro.
3052 * rtlanal.c (pure_const_p): Removed.
3053 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
3054 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
3055 to RTL_CONST_CALL_P.
3056 * ipa-pure-const.c (pure_const_state_e): Added looping field.
3057 (check_decl, check_tree, check_call, scan_function): Initialize
3059 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
3060 (static_execute): Set looping true for recursive functions.
3061 Undo setting state to IPA_NEITHER for recursive functions.
3063 * ifcvt.c (noce_can_store_speculate_p): Changed
3064 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
3065 RTL_CONST_OR_PURE_CALL_P.
3066 * dse.c (scan_insn): Ditto.
3067 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
3068 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
3069 RTL_CONST_OR_PURE_CALL_P.
3070 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
3071 pure_call_p to RTL_CONST_CALL_P.
3072 * gimplify.c (gimplify_call_expr): Clear side effects for
3073 non-looping pure and constant calls.
3074 * calls.c (emit_call_1): Set rtl flags from ecf flags.
3075 (flags_from_decl_or_type): Set ecf flags from decl flags.
3076 (initialize_argument_information): Turn off
3077 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
3078 Change const to pure if callee_copies is true rather than just
3080 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
3081 way of marking pure calls.
3082 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
3083 Remove hack that was supposed to fix pr7335 and remove old
3084 way of marking pure calls.
3085 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
3086 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
3087 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
3088 RTL_CONST_OR_PURE_CALL_P.
3089 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
3090 * loop-invariant.c (find_exits, find_invariant_bb): Changed
3091 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
3092 * sched-deps.c (schedule_analyze): Ditto.
3093 * rtl.h (struct rtx_def): Use call field, unchanging field, and
3094 return_val field of calls to represent pure and const function info.
3095 (CONST_OR_PURE_CALL_P): Deleted macro.
3096 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3097 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
3098 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
3100 * tree-optimize.c (execute_fixup_cfg): Added test for
3101 ECF_LOOPING_CONST_OR_PURE.
3102 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
3104 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
3105 effects for looping pure or const calls.
3106 (verify_gimple_expr): Added verification code.
3107 * config/alpha/alpha.c (alpha_legitimize_address,
3108 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
3110 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
3111 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
3112 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
3113 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
3114 RTL_CONST_OR_PURE_CALL_P.
3115 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
3116 and const calls to be deleted.
3118 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3121 * config/i386/mmx.md (mmx_subv2sf3): New expander.
3122 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
3123 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
3124 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3125 to handle nonimmediate operands.
3126 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
3127 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
3128 to handle nonimmediate operands.
3129 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
3130 (mmx_pmulhrwv4hi3): New expander. Use
3131 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3132 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
3133 (sse2_umulv1siv1di3): New expander. Use
3134 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3135 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
3136 (mmx_eq<mode>3): New expander. Use
3137 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3138 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
3139 (mmx_uavgv8qi3): New expander. Use
3140 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3141 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
3142 (mmx_uavgv4hi3): New expander. Use
3143 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3145 * config/i386/sse.md
3146 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
3147 to handle nonimmediate operands.
3148 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
3149 to handle nonimmediate operands.
3150 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
3151 to handle nonimmediate operands.
3152 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
3153 to handle nonimmediate operands.
3154 (sse2_unpckhpd_exp): New expander. Use
3155 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3156 (sse2_unpcklpd_exp): New expander. Use
3157 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3158 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
3159 to handle nonimmediate operands.
3160 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
3161 to handle nonimmediate operands.
3162 (*sse2_<plusminus_insn><mode>3): Rename from
3163 sse2_<plusminus_insn><mode>3 insn pattern.
3164 (sse2_<plusminus_insn><mode>3): New expander. Use
3165 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3166 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
3167 (sse2_umulv2siv2di3): New expander. Use
3168 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3169 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
3170 (sse4_1_mulv2siv2di3): New expander. Use
3171 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3172 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
3173 (sse2_pmaddwd): New expander. Use
3174 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3175 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
3176 (sse2_eq<mode>3): New expander. Use
3177 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3178 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
3179 (sse4_1_eqv2di3): New expander. Use
3180 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3181 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3182 (sse2_uavgv16qi3): New expander. Use
3183 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3184 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3185 (sse2_uavgv16qi3): New expander. Use
3186 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3187 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
3188 (sse2_uavgv8hi3): New expander. Use
3189 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3190 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
3191 (ssse3_pmulhrswv8hi3): New expander. Use
3192 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3193 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
3194 (ssse3_pmulhrswv4hi3): New expander. Use
3195 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3197 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
3198 (<sse>_vmmul<mode>3): Ditto.
3199 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
3201 (ssse3_pmaddubsw128): Use register_operand for operand 1.
3202 (ssse3_pmaddubsw): Ditto.
3204 * config/i386/i386.c (struct_builtin_description)
3205 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
3206 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
3207 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
3208 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
3209 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
3210 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
3211 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
3212 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
3213 (ix86_fixup_binary_operands): Assert that src1
3214 and src2 must have the same mode when swapped.
3215 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
3216 and ix86_binary_operator_ok. Do not force operands in registers
3219 2008-05-07 Jan Hubicka <jh@suse.cz>
3221 * cgraph.c (dump_cgraph_node): Update.
3222 * cgraph.h (cgraph_local_info): Break out inline summary.
3223 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
3225 * ipa-inline (inline_summary): New accestor function.
3226 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
3227 cgraph_decide_inlining, compute_inline_parameters): Update.
3228 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
3230 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3232 Cleanup ColdFire scheduling support and add V4 pipeline model.
3234 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
3235 (define_attr cpu): Add cfv4 value.
3236 (define_attr type, define_attr type1): Merge into a single 'type'
3237 attribute. Update all uses.
3238 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
3239 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
3241 (define_attr opx_mem, define_attr opy_mem): Remove.
3242 (define_attr op_mem): Clean up, update comment.
3243 (define_attr size): Use specific values instead of general int.
3244 (define_attr guess, define_attr split): Remove. Update all uses.
3245 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
3246 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
3247 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
3248 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
3249 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
3250 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
3251 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
3252 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
3253 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
3254 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
3255 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
3256 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
3257 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
3258 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
3259 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
3260 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
3261 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
3262 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
3263 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
3264 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
3265 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
3266 Update or set attributes.
3267 (stack_tie): New fake instruction.
3269 * config/m68k/m68k.h (TUNE_CFV4): New macro.
3270 (m68k_sched_attr_size): Update declaration.
3271 (m68k_sched_attr_type2): Remove.
3272 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
3273 Declare new bypass predicates.
3275 * config/m68k/m68k.c (m68k_sched_issue_rate,
3276 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
3278 (TARGET_SCHED_ISSUE_RATE,
3279 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
3280 (override_options): Handle scheduling for ColdFire V4 core.
3281 (m68k_expand_prologue): Emit stack_tie.
3282 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
3283 'OP_TYPE_FPN'. Update all uses.
3284 (sched_guess_p): Remove.
3285 (sched_address_type): Handle symbolic addresses.
3286 (sched_get_operand): New static function.
3287 (sched_operand_type): Merge into sched_attr_op_type.
3288 (sched_attr_op_type): Handle FP registers, handle quick constants,
3290 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
3291 (m68k_sched_attr_size): Update. Move logic to ...
3292 (sched_get_attr_size_int): New static function.
3293 (sched_get_opxy_mem_type): New static function.
3294 (m68k_sched_attr_op_mem): Update.
3295 (m68k_sched_attr_type2): Remove.
3296 (sched_cfv4_bypass_data): New static variable.
3297 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
3298 (m68k_sched_issue_rate): Implement scheduler hook.
3299 (struct _sched_ib: enabled_p): New field.
3300 (m68k_sched_variable_issue): Update. Handle V4.
3301 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
3302 sched_dump_class_func_t, sched_dump_split_class,
3303 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
3304 sched_dump_dfa_class, m68k_sched_dump): Remove.
3305 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
3307 (m68k_sched_init_global): Remove statisctics dumping, introduce
3308 sanity check that all instructions have pipeline reservations. Handle
3310 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3311 Handle ColdFire V4 core.
3312 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
3313 New static functions.
3314 (m68k_sched_address_bypass_p): New bypass predicate.
3315 (sched_get_indexed_address_scale): New static function.
3316 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
3318 * cf.md: Update comments.
3319 (define_attr type2): Remove. Use 'type' attribute instead.
3321 (cf_ib): Rename to cfv123_ib. Update all uses.
3322 (cf_oep): Rename to cfv123_oep. Update all uses.
3323 (cf_chr): Rename to cfv123_chr. Update all uses.
3324 (cf_mem): Rename to cfv123_mem. Update all uses.
3325 (cf_mac): Move to more appropriate place.
3326 (cfv123_guess): New automaton and cpu_unit.
3327 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
3328 Update uses of 'size' attribute. Handle before reload scheduling.
3329 (cfv123_guess): New dummy reservation for unhandled instructions.
3330 (cfv4_*): Pipeline description of ColdFire V4 core.
3331 (ignore): New reservation to handle 'ignore' type.
3333 2008-05-07 Ian Lance Taylor <iant@google.com>
3336 * gimplify.c (find_single_pointer_decl_1): Don't look through
3338 (find_single_pointer_decl): Adjust comments.
3340 2008-05-07 Jakub Jelinek <jakub@redhat.com>
3343 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
3344 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
3347 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
3348 integral type rather than floating point, then VIEW_CONVERT_EXPR
3349 to the floating point type.
3351 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3353 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
3354 TFmode op0 to register.
3356 2008-05-07 Alan Modra <amodra@bigpond.net.au>
3358 * c-decl.c (grokdeclarator): Comment typo.
3360 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
3362 * tree-flow.h: Remove prototype for computed_goto_p.
3363 * tree-cfg.c (computed_goto_p): Make static.
3365 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
3368 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
3369 (contains_aligned_value_p): This. Handle _Decimal128.
3370 (ix86_function_arg_boundary): Only align _Decimal128 to its
3371 natural boundary and handle it properly.
3373 2008-05-06 Martin Jambor <mjambor@suse.cz>
3375 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
3376 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
3377 (ipcp_method_set_orig_node): Removed.
3378 (ipcp_cval_get_cvalue_type): Removed.
3379 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
3380 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
3381 (ipcp_cval_set_cvalue_type): Removed.
3382 (ipcp_cval_get_cvalue): Removed.
3383 (ipcp_cval_set_cvalue): Removed.
3384 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
3385 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
3386 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
3387 (ipcp_cval_meet): Renamed to ipa_lattice_meet
3388 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
3389 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
3390 (ipcp_get_ith_lattice): Changed parameters.
3391 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
3392 (ipcp_lattice_from_jfunc): Changed parameters.
3393 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
3394 (ipcp_method_cval_print): Added temporary variable info.
3395 (ipcp_redirect): Removed already unused local variable caller.
3396 (ipcp_redirect): New temporary variable orig_callee_info
3397 (ipcp_redirect): Removed newly unused local variable callee.
3398 (ipcp_redirect): Removed (a bit confusing) local variable type.
3399 (ipcp_insert_stage): Added local variable info.
3400 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
3402 (ipcp_formal_create): Removed.
3403 (ipcp_method_cval_set): Removed.
3404 (ipcp_propagate_stage): Renamed lattice variables.
3405 (ipcp_method_cval_set_cvalue_type): Removed.
3406 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
3407 (ipcp_print_all_lattices): Changed printed strings to refer to
3408 lattices rather than cvals.
3409 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
3410 (ipcp_propagate_const): Changed formal parameters.
3411 (build_const_val): Changed formal parameters.
3412 (ipcp_insert_stage): Removed useless variable cvalue
3413 (build_const_val): Changed formal parameters.
3414 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
3415 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
3416 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
3417 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
3418 (ipcp_print_func_profile_counts): Changed string from "method" to
3420 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
3421 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
3422 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
3423 (ipcp_structures_print): Renamed to ipcp_print_all_structures
3424 (ipcp_profile_print): Renamed to ipcp_print_profile_data
3425 (ipcp_lat_is_const): Changed parameters and made inline.
3426 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
3427 (ipcp_redirect): Renamed to ipcp_need_redirect_p
3428 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
3429 the predicate condition directly
3430 (ipcp_propagate_stage): Added local variable args. Removed local
3431 variable callee. (Both are mere code simplifications.)
3432 (ipcp_method_dont_insert_const): Renamed to
3433 ipcp_node_not_modifiable_p.
3434 (ipcp_node_not_modifiable_p): Made inline.
3435 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
3436 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
3437 (ipcp_print_all_lattices): Removed variable cvalue
3438 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
3441 2008-05-06 Olivier Hainque <hainque@adacore.com>
3443 * tree-sra.c (try_instantiate_multiple_fields): Early return
3444 if field has POINTER_TYPE.
3446 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
3448 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
3449 by using 'q' specifier for instruction.
3450 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
3452 2008-05-06 Anatoly Sokolov <aesok@post.ru>
3454 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3455 Change mode of zero_extract from QImode to HImode.
3456 (sign bit tests peepholes): (Ditto.).
3458 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
3460 * config/i386/mmx.md: Remove double backslashes from asm templates.
3461 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
3462 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3463 to handle nonimmediate operands.
3464 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
3465 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3466 to handle nonimmediate operands.
3467 (*mmx_<code>v2sf3_finite): New insn pattern.
3468 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
3469 (mmx_<code>v2sf3): New expander. Use
3470 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3471 (mmx_<plusminus_insn><mode>3): New expander. Use
3472 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3473 (*mmx_<plusminus_insn><mode>3): New insn pattern.
3474 (mmx_add<mode>3): Removed.
3475 (mmx_ssadd<mode>3): Ditto.
3476 (mmx_usadd<mode>3): Ditto.
3477 (mmx_sub<mode>3): Ditto.
3478 (mmx_sssub<mode>3): Ditto.
3479 (mmx_ussub<mode>3): Ditto.
3480 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
3481 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
3482 to handle nonimmediate operands.
3483 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
3485 (mmx_smulv4hi3_highpart): New expander. Use
3486 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3487 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
3489 (mmx_umulv4hi3_highpart): New expander. Use
3490 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3491 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
3492 (mmx_<code>v4hi3): New expander. Use
3493 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3494 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
3495 (mmx_<code>v8qi3): New expander. Use
3496 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3497 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
3498 (mmx_<code><mode>3): New expander. Use
3499 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3501 2008-05-05 Jan Hubicka <jh@suse.cz>
3503 PR tree-optimization/36118
3504 * passes.c (pass_init_dump_file): Fix dump header.
3506 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3509 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
3510 VCE for function decls.
3512 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3514 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
3516 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3518 * config/i386/i386.md (sat_plusminus): New.
3519 (plusminus_insn): Likewise.
3520 (plusminus_mnemonic): Likewise.
3522 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
3523 (*<addsub><mode>3_cc_overflow): Renamed to ...
3524 (*<plusminus_insn><mode>3_cc_overflow): This.
3525 (*<addsub>si3_zext_cc_overflow): Renamed to ...
3526 (*<plusminus_insn>si3_zext_cc_overflow): This.
3528 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
3529 (<plusminus_insn><mode>3): This.
3530 (*<addsub><mode>3): Renamed to ...
3531 (*<plusminus_insn><mode>3): This.
3532 (<sse>_vm<addsub><mode>3): Renamed to ...
3533 (<sse>_vm<plusminus_insn><mode>3): This.
3534 (sse3_h<addsub>v4sf3): Renamed to ...
3535 (sse3_h<plusminus_insn>v4sf3): This.
3536 (sse3_h<addsub>v2df3): Renamed to ...
3537 (sse3_h<plusminus_insn>v2df3): This.
3538 (<plusminus_insn><mode>3): New.
3539 (*<plusminus_insn><mode>3): Likewise.
3540 (sse2_<plusminus_insn><mode>3): Likewise.
3541 (add<mode>): Removed.
3542 (*add<mode>3): Likewise.
3543 (sse2_ssadd<mode>3): Likewise.
3544 (sse2_usadd<mode>3): Likewise.
3545 (sub<mode>3): Likewise.
3546 (*sub<mode>3): Likewise.
3547 (sse2_sssub<mode>3): Likewise.
3548 (sse2_ussub<mode>3): Likewise.
3550 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
3552 * gthr-single.h: Add in required interface elements as per gthr.h.
3553 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
3554 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
3555 Generalize UNUSED macro.
3556 (__gthread_once): Add.
3557 (__gthread_key_create): Add.
3558 (__gthread_key_delete): Add.
3559 (__gthread_getspecific): Add.
3560 (__gthread_setspecific): Add.
3562 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
3564 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
3565 the same size types for the indirect reference on the rhs, then
3568 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
3570 * config/i386/i386.md
3571 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
3572 one insn template instead of template series.
3573 (*xordi_1_rex64): Ditto.
3574 (*xordi_2_rex64): Ditto.
3576 2008-05-05 Ira Rosen <irar@il.ibm.com>
3578 PR tree-optimization/36119
3579 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
3582 2008-06-04 Jan Hubicka <jh@suse.cz>
3584 tree-optimization/36100
3585 * tree-pass.h (pass_O0_always_inline): Declare.
3586 * ipa-inline.c (inline_transform): Remove dead code.
3587 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
3588 pass_O0_always_inline): New.
3589 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
3591 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
3593 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
3594 mnemonic in this_param move for TARGET_64BIT.
3596 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
3598 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
3599 (*strmovsi_rex_1): Ditto.
3600 (*strsetsi_1): Ditto.
3601 (*strsetsi_rex_1): Ditto.
3603 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
3604 adddicc expanders using SWI mode iterator.
3606 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
3609 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
3612 2008-05-04 David S. Miller <davem@davemloft.net>
3614 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
3615 (sparc*-*-linux*): Use linux.h in tm_file.
3616 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
3617 compiler defaulting to 32-bit.
3618 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
3620 * config/sparc/linux.h: Remove definitions now obtained
3621 properly from linux.h
3622 * config/sparc/linux64.h: Likewise.
3623 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
3624 don't want this setting for 32-bit builds in a biarch compiler.
3625 * doc/install.texi: Add sparc-linux to list of targets
3626 supporting --enable-targets=all.
3628 2008-05-03 Andrew Pinski <pinskia@gmail.com>
3630 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
3632 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
3634 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
3635 after V4SI_FTYPE_V8HI.
3636 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
3637 case V4SI_FTYPE_V2DF.
3639 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
3641 * doc/invoke.texi (max-flow-memory-locations): Removed.
3642 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
3644 2008-05-03 Richard Guenther <rguenther@suse.de>
3647 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
3649 2008-05-02 David S. Miller <davem@davemloft.net>
3651 * config.gcc (need_64bit_hwint): Document libcpp dependency.
3653 2008-05-02 Simon Baldwin <simonb@google.com>
3656 * c-common.h (warn_array_subscript_range): Removed.
3657 * c-common.c (warn_array_subscript_range): Ditto.
3658 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
3659 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
3661 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3663 * config/i386/i386.c (ix86_special_builtin_type): New.
3664 (bdesc_special_args): Likewise.
3665 (ix86_expand_special_args_builtin): Likewise.
3666 (ix86_init_mmx_sse_builtins): Updated.
3667 (ix86_expand_builtin): Updated.
3668 (ix86_expand_store_builtin): Removed.
3669 (ix86_expand_unop_builtin): Likewise.
3671 * config/i386/mm3dnow.h (__v2sf): Moved to ...
3672 * config/i386/mmintrin.h (__v2sf): Here.
3674 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
3676 (_mm_loadl_pi): Likewise.
3677 (_mm_storeh_pi): Replace __v2si with __v2sf.
3678 (_mm_storel_pi): Likewise.
3680 * doc/extend.texi: Correct __builtin_ia32_loadhps,
3681 __builtin_ia32_loadlps, __builtin_ia32_storehps,
3682 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
3683 __builtin_ia32_loadlpd.
3685 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3687 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
3688 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
3689 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
3690 (ix86_init_mmx_sse_builtins): Updated.
3691 (ix86_expand_args_builtin): Likewise.
3692 (ix86_expand_builtin): Likewise.
3693 (ix86_expand_unop1_builtin): Renamed to ...
3694 (ix86_expand_unop_vec_merge_builtin): This.
3696 2008-05-01 Jan Hubicka <jh@suse.cz>
3699 * ipa-inline.c (inline_generate_summary): Make static.
3700 (inline_transform): Do not call inlining at -O0; make static.
3701 * passes.c (execute_todo): Add sanity check.
3702 (execute_one_ipa_transform_pass): Execute proper flags.
3704 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
3706 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
3707 (DECL_NONADDRESSABLE_P): Likewise.
3708 * alias.c (record_component_aliases): Fix comment.
3710 2008-05-01 Simon Baldwin <simonb@google.com>
3712 * c-common.h (warn_array_subscript_range): New function.
3713 * c-common.c (warn_array_subscript_range): Ditto.
3714 * tree-vrp.c (check_array_ref): Corrected code to agree with
3715 comment, ignoring only arrays of size 0 or size 1.
3716 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
3718 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3720 * config/i386/i386.c (ix86_builtin_type): Replace
3721 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
3722 (bdesc_args): Updated.
3723 (ix86_init_mmx_sse_builtins): Likewise.
3724 (ix86_expand_args_builtin): Likewise.
3726 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
3729 * doc/extend.texi: Correct __builtin_ia32_palignr.
3731 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3734 * config/i386/i386.c (bdesc_crc32): Removed.
3735 (ix86_expand_crc32): Likewise.
3736 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
3737 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
3738 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
3739 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
3740 UINT_FTYPE_UINT_UCHAR.
3741 (bdesc_args): Updated. Add crc32 builtins.
3742 (ix86_init_mmx_sse_builtins): Updated.
3743 (ix86_expand_args_builtin): Updated to support subreg.
3745 * doc/extend.texi: Correct __builtin_ia32_crc32di.
3747 2008-05-01 Jan Hubicka <jh@suse.cz>
3749 * tree-pass.h (opt_pass): Add IPA_PASS.
3750 (varpool_node, cgraph_node): Forward declare.
3751 (ipa_opt_pass): Define.
3752 (pass_ipa_inline): Turn into ipa_opt_pass.
3753 (pass_apply_inline): Remove.
3754 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
3755 (apply_inline): Turn into ....
3756 (inline_transform): ... this one.
3757 (inline_generate_summary): New function.
3758 (pass_apply_inline): Remove.
3759 * function.h (ipa_opt_pass): Forward declare structure; typedef;
3761 (struct function): Add ipa_transforms_to_apply.
3762 * passes.c (register_one_dump_file): Work on IPA_PASS.
3763 (init_optimization_passes): Remove pass_inline_parameters and
3765 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
3766 (execute_one_pass) ... here; apply transforms when possible.
3767 (add_ipa_transform_pass, execute_ipa_summary_asses,
3768 execute_one_ipa_transform_pass): New.
3769 (execute_ipa_pass_list): Update for IPA_PASS type.
3771 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3773 * config/i386/i386.c (ix86_builtin_type): Add
3774 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
3775 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
3776 (bdesc_args): Add SSE4a builtins.
3777 (ix86_init_mmx_sse_builtins): Updated.
3778 (ix86_expand_args_builtin): Likewise.
3779 (ix86_expand_builtin): Likewise.
3781 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3783 * config/i386/i386.c (ix86_builtin_type): Add
3784 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
3785 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
3786 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
3787 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
3788 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
3789 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
3790 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
3791 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
3792 and DI_FTYPE_DI_DI_INT.
3793 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
3794 (ix86_init_mmx_sse_builtins): Updated.
3795 (ix86_expand_args_builtin): Likewise.
3796 (ix86_expand_builtin): Likewise.
3797 (ix86_expand_binop_imm_builtin): Removed.
3799 * doc/extend.texi: Correct __builtin_ia32_palignr128.
3801 2008-04-30 Richard Guenther <rguenther@suse.de>
3803 PR tree-optimization/32921
3804 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
3806 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
3808 * config/arm/arm.c (arm_unwind_emit): Use
3809 crtl->all_throwers_are_sibcalls instead of
3810 cfun->all_throwers_are_sibcalls.
3811 (arm_output_fn_unwind): Likewise.
3812 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
3813 instead of cfun->uses_pic_offset_table.
3814 (frv_expand_prologue): Likewise.
3815 (frv_frame_pointer_required): Likewise.
3816 (frv_expand_fdpic_call): Likewise.
3817 (frv_emit_movsi): Likewise.
3818 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
3819 cfun->returns_pcc_struct instead of
3820 current_function_returns_pcc_struct.
3821 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
3822 instead of cfun->calls_eh_return.
3823 (m32c_pushm_popm): Likewise.
3824 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
3825 "extern" declaration.
3827 2008-04-30 Richard Guenther <rguenther@suse.de>
3829 PR tree-optimization/21636
3830 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
3832 (evaluate_stmt): Print the likely value.
3833 (ccp_visit_stmt): Avoid excessive vertical spacing.
3835 2008-04-30 Rafael Espindola <espindola@google.com>
3837 * builtins.c (fold_call_expr): Return realret.
3838 * tree-ssa-threadedge.c
3839 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
3840 __builtin_object_size.
3842 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
3844 * gcc.c (wrapper_string): New variable.
3845 (insert_wrapper): New function.
3846 (execute): New option -wrapper.
3847 * doc/invoke.texi (Overall Options): New driver option -wrapper.
3849 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
3851 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
3852 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
3853 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
3855 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
3856 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
3857 config/rs6000/e500crtres64gprctr.asm,
3858 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
3859 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
3860 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
3861 config/rs6000/e500crtsav64gprctr.asm,
3862 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
3863 config/rs6000/e500crtsavg64gprctr.asm: New files.
3864 * config/rs6000/t-ppccomm: Add build rules for new files.
3865 (LIB2FUNCS_STATIC_EXTRA): Add new files.
3866 * config/rs6000/t-netbsd: Add build rules for new files.
3867 (LIB2FUNCS_STATIC_EXTRA): New variable.
3868 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
3869 (CRTSAVRES_DEFAULT_SPEC): Likewise.
3870 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
3872 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
3874 * config/i386/i386.c (ix86_builtin_type): Add
3875 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
3876 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
3877 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
3878 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
3879 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
3880 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
3881 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
3882 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
3883 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
3884 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
3885 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
3886 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
3887 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
3888 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
3889 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
3890 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
3891 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
3892 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
3893 V1DI_FTYPE_V2SI_V2SI.
3894 (bdesc_2arg): Moved to ...
3896 (ix86_init_mmx_sse_builtins): Updated.
3897 (ix86_expand_args_builtin): Updated. Take a pointer
3898 to const struct builtin_description. Handle comparison
3900 (ix86_expand_sse_compare): Take a new argument for swapping operands.
3901 (ix86_expand_builtin): Updated.
3903 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
3904 (ssse3_pmaddubsw128): This.
3905 (ssse3_pmaddubswv4hi3): Renamed to ...
3906 (ssse3_pmaddubsw): This.
3908 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
3909 (__builtin_ia32_packssdw128): Likewise.
3910 (__builtin_ia32_packuswb128): Likewise.
3911 (__builtin_ia32_pmaddubsw): Likewise.
3912 (__builtin_ia32_pmaddubsw128): Likewise.
3914 2008-04-30 Richard Guenther <rguenther@suse.de>
3916 PR tree-optimization/14847
3917 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
3918 (recognize_bits_test): Use it.
3919 (recognize_single_bit_test): Likewise.
3921 2008-04-30 Martin Jambor <mjambor@suse.cz>
3923 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
3924 instead of setting number of formal parameters to zero.
3925 (ipcp_init_stage): Do not set the number of actual parameters to zero
3927 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
3928 which are called with variable number of arguments.
3929 (ipcp_insert_stage): Explicitely skipping all nodes which are
3930 called with variable number of arguments.
3931 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
3932 number of parameters.
3934 * ipa-prop.h (struct ipa_node_params): Added flag
3935 called_with_var_arguments
3936 (ipa_set_param_count): Added. Changed sole setter to use it.
3937 (ipa_get_param_count): Added. All readers of param_count
3938 converted to use it instead.
3939 (ipa_set_called_with_variable_arg): Added.
3940 (ipa_is_called_with_var_arguments): Added.
3941 (ipa_get_ith_param): Added. All readers of param_decls converted
3943 (ipa_set_cs_argument_count): Added, sole writer to argument_count
3945 (ipa_get_cs_argument_count): Added, all readers of argument_count
3947 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
3950 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
3951 (struct ipcp_lattice): Renamed cval_type to type
3952 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
3954 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
3955 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
3956 (ipcp_insert_stage): Changed the type of variable cvalue to tree
3957 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
3958 (build_const_val): Changed the type of parameter cvalue to tree
3959 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
3960 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
3962 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
3965 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
3966 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
3967 (ipa_add_method): Renamed to ipa_push_func_to_list
3968 (ipa_remove_method): Renamed to ipa_pop_func_from_list
3969 (ipa_callsite_param_count): Removed.
3970 (ipa_callsite_param_count_set): Removed.
3971 (ipa_callsite_param): Removed.
3972 (ipa_callsite_callee): Removed.
3973 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
3974 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
3975 (ipa_method_formal_count): Removed.
3976 (ipa_method_formal_count_set): Removed.
3977 (ipa_method_get_tree): Removed.
3978 (ipa_method_tree_map_create): Removed.
3979 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
3980 (ipa_create_param_decls_array): Creates the array itself
3981 (ipa_create_param_decls_array): Temporary variable info instead of
3983 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
3984 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
3985 (get_type): Removed.
3986 (ipa_jf_get_info_type): Removed.
3987 (ipa_node_create): Renamed to ipa_create_node_params
3988 (ipa_free): Renamed to ipa_free_all_node_params
3989 (ipa_nodes_create): Renamed to ipa_create_all_node_params
3990 (ipa_edges_create): Renamed to ipa_create_all_edge_args
3991 (ipa_edges_free): Renamed to ipa_free_all_edge_args
3992 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
3993 (ipa_free_all_node_params): Deallocation to jump_functions moved to
3994 ipa_free_all_edge_args
3995 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
3996 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
3997 (ipa_create_methodlist_node): Removed.
3998 (ipa_methodlist_method): Removed.
3999 (ipa_methodlist_method_set): Removed.
4000 (ipa_methodlist_next_method): Removed.
4001 (ipa_methodlist_next_method_set): Removed.
4002 (ipa_method_is_modified): Removed.
4003 (ipa_method_modify_create): Removed.
4004 (ipa_method_modify_init): Temporary variable info instead of a few
4006 (ipa_detect_param_modifications): Temporary variable info instead of
4008 (ipa_compute_jump_functions): Temporary variable info instead of
4010 (ipa_method_modify_set): Removed.
4011 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
4012 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
4013 than craph_node as the first parameter.
4014 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
4015 (ipa_method_modify_init): Removed.
4016 (ipa_compute_jump_functions): Added a temp variable instead of
4017 repeatadly dereferencing the cgraph_edge.aux pointer
4018 (ipa_callsite_param_set_type): Removed.
4019 (ipa_compute_jump_functions): i renamed to index and moved to
4021 (ipa_callsite_param_set_info_type_formal): Removed.
4022 (ipa_callsite_param_set_info_type): Removed.
4023 (ipa_callsite_param_map_create): Removed.
4024 (ipa_callsite_tree): Removed.
4025 (ipa_callsite_caller): Removed.
4026 (ipa_pop_func_from_list): return_method removed to return_func
4028 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
4029 prefixed all values with IPA_. Changed all users.
4030 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
4031 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
4032 and FORMAL_IPATYPE IPA_PASS_THROUGH.
4033 (union parameter_info): Renamed to jump_func_value.
4034 (union jump_func_value): Renamed value to constant
4035 (struct ipa_jump_func): Renamed info_type to value
4036 (struct ipa_node): Renamed to ipa_node_params
4037 (struct ipa_node_params): Renamed ipa_arg_num to param_count
4038 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
4039 (struct ipa_node_params): Renamed ipa_mod to modified_flags
4040 (struct ipa_edge): Renamed to ipa_edge_args
4041 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
4042 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
4043 (struct ipa_methodlist): Renamed to ipa_func_list
4044 (struct ipa_func_list): method_p renamed to node, next_method
4046 (ipa_methodlist_p): Removed, switched all users to struct pointer
4047 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
4049 2008-04-30 Alan Modra <amodra@bigpond.net.au>
4051 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
4052 (rs6000_emit_epilogue): Use backchain to restore only when we
4053 have a large frame. Make use of frame pointer to restore if we
4054 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
4056 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
4058 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4059 Add mode to zero_extract.
4060 (sign bit tests peepholes): (Ditto.).
4062 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
4064 * config/i386/i386.c (ix86_builtins): Replace Prescott New
4065 Instructions in comments with SSE3.
4066 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
4067 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
4068 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
4069 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
4070 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
4071 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
4072 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
4073 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
4074 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
4075 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
4076 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
4077 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
4078 (bdesc_sse_args): Renamed to ...
4079 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
4080 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
4081 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
4083 (bdesc_1arg): Moved to ...
4085 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
4086 Instructions in comments with SSE3.
4087 (ix86_expand_sse_operands_builtin): Renamed to ...
4088 (ix86_expand_args_builtin): This. Updated.
4089 (ix86_expand_unop1_builtin): Update comments.
4090 (ix86_expand_builtin): Updated.
4092 2008-04-29 Richard Guenther <rguenther@suse.de>
4094 PR tree-optimization/36078
4095 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
4096 Update virtual SSA form after cleaning up the CFG.
4098 2008-04-29 Richard Guenther <rguenther@suse.de>
4101 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
4103 2008-04-29 Richard Guenther <rguenther@suse.de>
4105 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
4106 (compute_may_aliases): Do not call finalize_ref_all_pointers.
4107 (compute_flow_insensitive_aliasing): Do not treat
4108 PTR_IS_REF_ALL pointers special.
4109 (get_smt_for): Likewise.
4110 (may_alias_p): Re-structure.
4111 (is_escape_site): A ref-all pointer conversion is not an escape site.
4112 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
4113 PTR_IS_REF_ALL pointers special.
4114 * tree-ssa-structalias.h (struct alias_info): Remove
4115 ref_all_symbol_mem_tag field.
4116 (PTR_IS_REF_ALL): Remove.
4118 2008-04-29 Richard Guenther <rguenther@suse.de>
4121 * fold-const.c (extract_muldiv_1): In combining division constants
4122 make sure to never overflow.
4124 2008-04-29 Nick Clifton <nickc@redhat.com>
4126 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
4128 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4131 * optc-gen.awk: Work around HP-UX/IA awk bug.
4133 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
4135 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
4138 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4141 * config/i386/i386.md
4142 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
4143 Change operand 1 predicate to nonimmediate_operand.
4145 2008-04-28 Jakub Jelinek <jakub@redhat.com>
4148 * dwarf2out.c (struct die_struct): Mark as chain_circular through
4150 * gengtype.c (walk_type, write_func_for_structure): Handle
4152 * doc/gty.texi: Document chain_circular.
4154 2008-04-28 Richard Guenther <rguenther@suse.de>
4156 PR tree-optimization/36066
4157 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
4160 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4163 * config/i386/i386.md
4164 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
4165 Use match_scratch instead of match_operand for operands 3 and 4.
4167 2008-04-27 Richard Guenther <rguenther@suse.de>
4169 PR tree-optimization/18754
4170 PR tree-optimization/34223
4171 * tree-pass.h (pass_complete_unrolli): Declare.
4172 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
4173 loop size before and after unconditionally of UL_NO_GROWTH in effect.
4174 Rewrite loop into loop closed SSA form if it is not already.
4175 (tree_unroll_loops_completely): Re-structure to iterate over
4176 innermost loops with intermediate CFG cleanups.
4177 Unroll outermost loops only if requested or the code does not grow
4179 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
4180 loops are available.
4181 (tree_vectorize): Instead do so here.
4182 (tree_complete_unroll): Also unroll outermost loops.
4183 (tree_complete_unroll_inner): New function.
4184 (gate_tree_complete_unroll_inner): Likewise.
4185 (pass_complete_unrolli): New pass.
4186 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
4187 uses outside of the loop.
4188 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
4189 form if it is available.
4190 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
4191 * passes.c (init_optimization_passes): Schedule complete inner
4192 loop unrolling pass before the first CCP pass after final inlining.
4194 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
4196 * targhooks.h (default_emutls_var_fields,
4197 default_emutls_var_init): Declare.
4198 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
4199 * target.h (struct gcc_target): Add struct emutls member.
4200 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
4201 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
4202 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
4203 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
4204 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
4205 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
4206 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
4207 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
4208 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
4209 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
4210 emit debug information.
4211 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
4212 * varasm.c: Include targhooks.h.
4213 (emutls_object_section, emutls_tmpl_section): New.
4214 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
4215 (EMUTLS_SEPARATOR): New.
4217 (get_emutls_object_name): New.
4218 (default_emutls_var_fields): New, broken out of ...
4219 (get_emutls_object_type): ... here. Adjust to use target hooks.
4220 (get_emutls_init_templ_addr): Adjust to use target hooks.
4221 (emutls_decl): Adjust to use target hooks.
4222 (emutls_finish): Likewise.
4223 (default_emutls_var_init): New, broken out of ...
4224 (assemble_variable): ... here. Adjust to use target hooks.
4225 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
4227 * c-common.c (handle_section_attribute): Prevent overriding
4228 sections for emulated tls with special sections.
4229 * config/i386/i386.c (x86_64_elf_select_section): Add
4230 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
4231 (x86_64_elf_unique_section): Likewise.
4232 * config/vxworks.c: Include tree.h.
4233 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
4234 (vxworks_override_options): Set TLS scheme.
4235 * doc/tm.texi (Emulated TLS): New node.
4237 2008-04-26 Simon Baldwin <simonb@google.com>
4240 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
4241 with propagated string constants.
4243 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
4245 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
4246 constraint for operand 2 when operand 0 is memory operand.
4247 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
4248 operand 0 is memory operand.
4249 (fix_trunc<mode>_i387_with_temp): Ditto.
4250 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
4251 operand 2 when operand 1 is memory operand.
4252 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
4253 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
4254 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
4255 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4256 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
4257 operands 2,3 and 4 when operand 1 is memory operand.
4258 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
4260 (fistdi2_floor_with_temp): Ditto.
4261 (fist<mode>2_floor_with_temp): Ditto.
4262 (fistdi2_ceil_with_temp): Ditto.
4263 (fist<mode>2_ceil_with_temp): Ditto.
4264 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
4266 2008-04-26 David Daney <ddaney@avtrex.com>
4268 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
4270 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
4271 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4272 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4273 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
4274 (compare_and_swap_12): New insn.
4275 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
4276 * config/mips/mips.c (mips_force_binary): New function.
4277 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
4278 (mips_expand_compare_and_swap_12): New function.
4279 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
4281 2008-04-25 Jan Hubicka <jh@suse.cz>
4284 * cfgexpand.c (pass_expand): Turn into RTL pass.
4285 * passes.c (execute_one_pass): Do pass typechecking after execution.
4286 * tree-pass.h (pass_expand): Turn into RTL pass.
4288 * function.h (struct rtl_data): Move here fields
4289 accesses_prior_frames, calls_eh_return, saves_all_registers,
4290 has_nonlocal_goto, has_asm_statement, is_thunk,
4291 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
4292 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
4293 arg_pointer_save_area_init from struct function; turn into bool.
4294 (struct function): Move
4295 calls_eh_return, saves_all_registers, has_nonlocal_goto,
4296 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
4297 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
4298 tail_call_emit, arg_pointer_save_area_init
4299 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
4300 (current_function_returns_struct, current_function_returns_pcc_struct,
4301 current_function_calls_setjmp, current_function_calls_alloca,
4302 current_function_accesses_prior_frames,
4303 current_function_calls_eh_return, current_function_is_thunk,
4304 current_function_stdarg, current_function_profile,
4305 current_function_limit_stack, current_function_uses_pic_offset_table,
4306 current_function_uses_const_pool, current_function_has_nonlocal_label,
4307 current_function_saves_all_registers,
4308 current_function_has_nonlocal_goto,
4309 current_function_has_asm_statement): Remove accesor macros.
4310 * ra-conflict.c (global_conflicts): Update.
4311 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
4312 (suitable_for_tail_call_opt_p): Update.
4313 * builtins.c (expand_builtin_return_addr): Update.
4314 (expand_builtin_setjmp_setup): Update.
4315 (expand_builtin_nonlocal_goto): Update.
4316 * final.c (final_start_function): Update.
4317 (profile_function): Update.
4318 (leaf_function_p): Update.
4319 (only_leaf_regs_used): Update.
4320 * df-scan.c (df_get_exit_block_use_set): Update.
4321 * dojump.c (clear_pending_stack_adjust): Update.
4322 * tree-stdarg.c (gate_optimize_stdarg): Update.
4323 * gimple-low.c (lower_function_body): Update.
4324 * global.c (compute_regsets): Update.
4325 (global_alloc): Update.
4326 * dwarf2out.c (dwarf2out_begin_prologue): Update.
4327 * expr.c (expand_assignment): Update.
4328 * dse.c (dse_step0): Update.
4329 (dse_step1): Update.
4330 * c-decl.c (store_parm_decls): Update.
4331 * local-alloc.c (combine_regs): Update.
4332 (find_free_reg): Update.
4333 * function.c (assign_parms_augmented_arg_list): Update.
4334 (assign_parm_find_data_types): Update.
4335 (assign_parms): Update.
4336 (allocate_struct_function): Update.
4337 (expand_function_start): Update.
4338 (expand_function_end): Update.
4339 (get_arg_pointer_save_area): Update.
4340 (thread_prologue_and_epilogue_insns): Update.
4341 (rest_of_match_asm_constraints): Update.
4342 * stor-layout.c (variable_size): Update.
4343 * gcse.c (gcse_main): Update.
4344 (bypass_jumps): Update.
4345 * gimplify.c (gimplify_function_tree): Update.
4346 * calls.c (emit_call_1): Update.
4347 (expand_call): Update.
4348 * bt-load.c (compute_defs_uses_and_gen): Update.
4349 * except.c (sjlj_assign_call_site_values): Update.
4350 (sjlj_emit_function_enter): Update.
4351 (can_throw_external): Update.
4352 (set_nothrow_function_flags): Update.
4353 (expand_builtin_unwind_init): Update.
4354 (expand_eh_return): Update.
4355 (convert_to_eh_region_ranges): Update.
4356 (output_function_exception_table): Update.
4357 * emit-rtl.c (gen_tmp_stack_mem): Update.
4358 * cfgexpand.c (expand_used_vars): Update.
4359 (tree_expand_cfg): Update.
4360 * cfgcleanup.c (rest_of_handle_jump): Update.
4361 * explow.c (allocate_dynamic_stack_space): Update.
4362 * varasm.c (assemble_start_function): Update.
4363 (force_const_mem): Update.
4364 (mark_constant_pool): Update.
4365 * tree-optimize.c (tree_rest_of_compilation): Update.
4366 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
4367 * tree-cfg.c (notice_special_calls): Update.
4368 (is_ctrl_altering_stmt): Update.
4369 (tree_can_make_abnormal_goto): Update.
4370 (tree_purge_dead_abnormal_call_edges): Update.
4371 * config/alpha/predicates.md: Update.
4372 * config/alpha/alpha.c (alpha_sa_mask): Update.
4373 (alpha_sa_size): Update.
4374 (alpha_does_function_need_gp): Update.
4375 (alpha_expand_prologue): Update.
4376 (alpha_start_function): Update.
4377 (alpha_output_function_end_prologue): Update.
4378 (alpha_expand_epilogue): Update.
4379 * config/frv/frv.c (frv_stack_info): Update.
4380 (frv_expand_epilogue): Update.
4381 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
4382 (s390_register_info): Update.
4383 (s390_frame_info): Update.
4384 (s390_init_frame_layout): Update.
4385 (s390_can_eliminate): Update.
4386 (save_gprs): Update.
4387 * config/spu/spu.c (spu_split_immediate): Update.
4388 (need_to_save_reg): Update.
4389 (spu_expand_prologue): Update.
4390 (spu_expand_epilogue): Update.
4391 * config/sparc/sparc.md: Update.
4392 * config/sparc/sparc.c (eligible_for_return_delay): Update.
4393 (sparc_tls_got): Update.
4394 (legitimize_pic_address): Update.
4395 (sparc_emit_call_insn): Update.
4396 (sparc_expand_prologue): Update.
4397 (output_return): Update.
4398 (print_operand): Update.
4399 (sparc_function_ok_for_sibcall): Update.
4400 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
4401 * config/m32r/m32r.md: Update.
4402 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
4403 (m32r_compute_frame_size): Update.
4404 (m32r_expand_prologue): Update.
4405 (m32r_expand_epilogue): Update.
4406 (m32r_legitimize_pic_address): Update.
4407 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
4408 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4409 * config/i386/i386.c (ix86_frame_pointer_required): Update.
4411 (ix86_save_reg): Update.
4412 (ix86_compute_frame_layout): Update.
4413 (ix86_expand_prologue): Update.
4414 (ix86_expand_epilogue): Update.
4415 * config/sh/sh.c (output_stack_adjust): Update.
4416 (calc_live_regs): Update.
4417 (sh5_schedule_saves): Update.
4418 (sh_expand_prologue): Update.
4419 (sh_expand_epilogue): Update.
4420 (sh_setup_incoming_varargs): Update.
4421 (sh_allocate_initial_value): Update.
4422 (sh_get_pr_initial_val): Update.
4423 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
4424 * config/sh/sh.md (label:): Update.
4425 * config/avr/avr.c (out_movhi_mr_r): Update.
4426 * config/crx/crx.h (enum): Update.
4427 * config/xtensa/xtensa.h (along): Update.
4428 * config/stormy16/stormy16.c Update.
4429 (xstormy16_compute_stack_layout): Update.
4430 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
4431 (fr30_expand_prologue): Update.
4432 * config/cris/cris.c (cris_conditional_register_usage): Update.
4433 (cris_reg_saved_in_regsave_area): Update.
4434 (cris_initial_frame_pointer_offset): Update.
4435 (cris_simple_epilogue): Update.
4436 (cris_expand_prologue): Update.
4437 (cris_expand_epilogue): Update.
4438 (cris_expand_pic_call_address): Update.
4439 (cris_asm_output_symbol_ref): Update.
4440 (cris_asm_output_label_ref): Update.
4441 * config/cris/cris.md Update.
4442 * config/iq2000/iq2000.c (compute_frame_size): Update.
4443 (iq2000_expand_epilogue): Update.
4444 * config/mt/mt.h (save_direction): Update.
4445 * config/mn10300/mn10300.c (mn10300_function_value): Update.
4446 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4447 (ia64_secondary_reload_class): Update.
4448 * config/m68k/m68k.c (m68k_save_reg): Update.
4449 (m68k_expand_prologue): Update.
4450 (m68k_expand_epilogue): Update.
4451 (legitimize_pic_address): Update.
4452 * config/rs6000/rs6000.c (rs6000_got_register): Update.
4453 (first_reg_to_save): Update.
4454 (first_altivec_reg_to_save): Update.
4455 (compute_vrsave_mask): Update.
4456 (compute_save_world_info): Update.
4457 (rs6000_stack_info): Update.
4458 (spe_func_has_64bit_regs_p): Update.
4459 (rs6000_ra_ever_killed): Update.
4460 (rs6000_emit_eh_reg_restore): Update.
4461 (rs6000_emit_allocate_stack): Update.
4462 (rs6000_emit_prologue): Update.
4463 (rs6000_emit_epilogue): Update.
4464 (rs6000_output_function_epilogue): Update.
4465 (output_profile_hook): Update.
4466 (rs6000_elf_declare_function_name): Update.
4467 * config/rs6000/rs6000.h (rs6000_args): Update.
4468 * config/rs6000/rs6000.md: Update.
4469 * config/mcore/mcore.c (mcore_expand_prolog): Update.
4470 * config/arc/arc.c (arc_output_function_epilogue): Update.
4471 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
4472 * config/darwin.c (machopic_function_base_name): Update.
4473 * config/score/score3.c (score3_compute_frame_size): Update.
4476 (score3_epilogue): Update.
4477 * config/score/score7.c (score7_compute_frame_size): Update.
4478 (score7_prologue): Update.
4479 (score7_epilogue): Update.
4480 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
4481 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4482 * config/arm/arm.c (use_return_insn): Update.
4483 (require_pic_register): Update.
4484 (arm_load_pic_register): Update.
4485 (arm_compute_save_reg0_reg12_mask): Update.
4486 (arm_compute_save_reg_mask): Update.
4487 (thumb1_compute_save_reg_mask): Update.
4488 (output_return_instruction): Update.
4489 (arm_output_function_prologue): Update.
4490 (arm_output_epilogue): Update.
4491 (arm_get_frame_offsets): Update.
4492 (arm_expand_prologue): Update.
4493 (thumb_pushpop): Update.
4494 (thumb_exit): Update.
4495 (thumb1_expand_prologue): Update.
4496 (thumb1_expand_epilogue): Update.
4497 (arm_unwind_emit): Update.
4498 (arm_output_fn_unwind): Update.
4499 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
4500 * config/arm/arm.md: Update.
4501 * config/pa/pa.md: Update.
4502 * config/pa/pa.c (legitimize_pic_address): Update.
4503 (compute_frame_size): Update.
4504 (hppa_expand_prologue): Update.
4505 (hppa_expand_epilogue): Update.
4506 (borx_reg_operand): Update.
4507 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
4508 (HARD_REGNO_RENAME_OK): Update.
4509 * config/mips/mips.c (mips_global_pointer): Update.
4510 (mips_save_reg_p): Update.
4511 (mips_compute_frame_info): Update.
4512 (mips_frame_pointer_required): Update.
4513 (mips_expand_prologue): Update.
4514 (mips_expand_epilogue): Update.
4515 (mips_can_use_return_insn): Update.
4516 (mips_reorg_process_insns): Update.
4517 * config/v850/v850.c (compute_register_save_size): Update.
4518 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
4519 * config/mmix/mmix.c (along): Update.
4520 (mmix_expand_epilogue): Update.
4521 * config/bfin/bfin.c (legitimize_pic_address): Update.
4522 (must_save_p): Update.
4523 (stack_frame_needed_p): Update.
4524 (add_to_reg): Update.
4525 (bfin_expand_prologue): Update.
4526 * stmt.c (expand_asm_operands): Update.
4527 * reload1.c (reload): Update.
4528 (init_elim_table): Update.
4530 2008-04-25 Bob Wilson <bob.wilson@acm.org>
4532 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
4534 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
4536 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
4537 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
4538 (mov<mode>): Removed.
4539 (*movv4sf_internal): Likewise.
4540 (*movv2df_internal): Likewise.
4542 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
4544 * config.gcc (crx-*-elf): Remove deprecation.
4546 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
4548 * config/i386/cygming-crtend.c (register_frame_ctor): Register
4549 __gcc_deregister_frame with atexit.
4550 (deregister_frame_dtor): Remove.
4552 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
4553 Nathan Sidwell <nathan@codesourcery.com>
4555 * config/rs6000/rs6000.opt (mspe): Remove Var property.
4557 * config/rs6000/rs6000.h (rs6000_spe): Declare.
4558 (rs6000_isel): Likewise.
4559 * config/rs6000/rs6000.c (rs6000_spe): New variable.
4560 (rs6000_isel): New variable.
4561 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
4563 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4566 * c-common.c (handle_vector_size_attribute): Call
4567 lang_hooks.types.reconstruct_complex_type instead of
4568 reconstruct_complex_type.
4569 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
4570 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
4571 * langhooks.h (struct lang_hooks_for_types): Add
4572 reconstruct_complex_type hook.
4573 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
4574 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
4576 2008-04-24 Richard Guenther <rguenther@suse.de>
4578 * c-common.h (check_builtin_function_arguments): Declare.
4579 * c-common.c (validate_nargs): New function.
4580 (check_builtin_function_arguments): Likewise.
4581 * c-typeck.c (build_function_call): Call
4582 check_builtin_function_arguments.
4583 * builtins.c (fold_builtin_classify): Remove error reporting code.
4584 (fold_builtin_unordered_cmp): Likewise.
4585 (fold_builtin_1): Likewise.
4586 (fold_builtin_n): Likewise.
4588 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4590 PR tree-optimization/36008
4591 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
4592 the original op1, rather than delta by step.
4594 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
4595 Sebastian Pop <sebastian.pop@amd.com>
4597 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
4598 eliminate_local_variables_stmt, eliminate_local_variables,
4599 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
4600 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
4601 of code delimited by two edges in the CFG.
4602 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
4603 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
4604 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
4605 the case of parallelisation of reductions.
4606 (expr_invariant_in_region_p): New.
4608 * tree-flow.h (gather_blocks_in_sese_region): Declared.
4609 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
4611 2008-04-24 Ira Rosen <irar@il.ibm.com>
4612 Richard Guenther <rguenther@suse.de>
4614 PR tree-optimization/36034
4615 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
4616 incapable of dealing with loads with gaps.
4618 2008-04-24 Rafael Espindola <espindola@google.com>
4620 * tree-flow.h (vrp_evaluate_conditional): Change signature.
4621 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4622 vrp_evaluate_conditional.
4623 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
4624 (vrp_evaluate_conditional): Split the cond argument.
4625 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
4626 (simplify_stmt_for_jump_threading): Update call to
4627 vrp_evaluate_conditional.
4629 2008-04-24 Ira Rosen <irar@il.ibm.com>
4631 PR tree-optimization/35982
4632 * tree-vect-analyze.c (vect_check_interleaving): Check that the
4633 interleaved data-refs are of the same type.
4635 2008-04-24 Danny Smith <dannysmith@users.net>
4637 * c-format.c (check_format_info_main): Use strncmp rather than a
4638 magic prefix to handle multichar length specs.
4639 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
4640 Don't prefix "I64" and "I32" with '\0'.
4642 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4645 * config/i386/i386.c (init_cumulative_args): Don't pass anything
4646 in registers for -m32 only if stdarg_p (fntype).
4648 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
4650 PR rtl-optimization/36006
4651 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
4652 temp to op0 in order to avoid invalid rtx sharing.
4654 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4656 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
4657 check TREE_INVARIANT.
4658 * tree-gimple.c (is_gimple_address): New.
4659 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
4660 * tree-gimple.h (is_gimple_address): New.
4661 * tree.h (decl_address_invariant_p): New.
4662 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
4663 (build_string): Likewise.
4664 (decl_address_invariant_p): New, from is_gimple_invariant_address.
4665 (tree_invariant_p_1): Likewise.
4666 (save_expr): Use it.
4667 (tree_invariant_p): New.
4668 (skip_simple_arithmetic): Use it.
4669 (stabilize_reference_1): Use it.
4670 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
4672 (build1_stat): Drop code to compute TREE_INVARIANT.
4673 (build2_stat): Drop code to compute TREE_INVARIANT.
4674 (build3_stat): Drop code to compute TREE_INVARIANT.
4675 (build4_stat): Drop code to compute TREE_INVARIANT.
4676 (build5_stat): Drop code to compute TREE_INVARIANT.
4677 (build7_stat): Drop code to compute TREE_INVARIANT.
4678 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
4679 * tree.h (struct tree_base): Remove invariant_flag.
4680 (TREE_INVARIANT): Remove.
4681 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
4682 (fold_builtin_expect): Check TREE_CONSTANT.
4683 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
4684 * c-tree.h (c_expr_to_decl): Drop third parameter.
4685 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
4686 (build_c_cast): Don't set TREE_INVARIANT.
4687 (pop_init_level): Don't set TREE_INVARIANT.
4688 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
4689 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
4691 (gimplify_init_constructor): Don't set TREE_INVARIANT.
4692 (gimplify_addr_expr): Adjust comment.
4693 * tree-mudflap.c (mf_build_string):
4694 * print-tree.c (print_node): Don't print TREE_INVARIANT.
4695 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
4696 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
4697 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
4698 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
4699 * langhooks.h (struct lang_hooks): Drop third parameter from
4702 2008-04-23 Richard Guenther <rguenther@suse.de>
4704 PR tree-optimization/27799
4705 PR tree-optimization/32921
4706 PR tree-optimization/32624
4707 * tree-ssa-structalias.c (merge_smts_into): Only merge the
4708 SMTs aliases and the tag itself into the solution.
4709 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
4710 merge the points-to solution back into the SMT aliases.
4711 (may_alias_p): Use alias_set_subset_of instead of
4712 aliases_conflict_p. A pointer which points to
4713 memory with alias set zero may access any variable.
4715 2008-04-23 Richard Guenther <rguenther@suse.de>
4717 * alias.c (alias_set_subset_of): Correctly handle asking
4718 if zero is a subset of an alias set with zero child.
4719 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
4720 (compute_flow_insensitive_aliasing): Correctly walk all
4721 pointers. Do not unnecessarily union sets.
4723 2008-04-23 Richard Guenther <rguenther@suse.de>
4726 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
4728 2008-04-22 Tomas Bily <tbily@suse.cz>
4730 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
4732 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
4734 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4735 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4736 * tree-inline.c (estimate_num_insns_1): Likewise.
4737 * varasm.c (const_hash_1, compare_constant, copy_constant)
4738 (compute_reloc_for_constant, output_addressed_constants): Likewise.
4739 * emit-rtl.c (component_ref_for_mem_expr)
4740 (set_mem_attributes_minus_bitpos): Likewise.
4741 * expr.c (highest_pow2_factor, expand_expr_real_1, )
4742 (is_aligning_offset): Likewise.
4743 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
4744 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4745 * dojump.c (do_jump): Likewise.
4746 * builtins.c (get_pointer_alignment, get_memory_rtx)
4747 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
4748 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
4750 2008-04-23 Jakub Jelinek <jakub@redhat.com>
4752 PR rtl-optimization/36017
4753 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
4754 expanding the library call.
4756 2008-04-22 Ian Lance Taylor <iant@google.com>
4758 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
4761 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
4763 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
4764 of LR/CTR moves for Power6.
4766 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4769 * passes.c (init_optimization_passes): Remove
4770 pass_fast_rtl_byte_dce.
4772 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
4775 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
4776 builtin functions to generate faster code.
4777 (_mm_cvtpu16_ps): Ditto.
4778 (_mm_cvtpi32x2_ps): Ditto.
4780 2008-04-22 Nick Clifton <nickc@redhat.com>
4782 * common.opt (ftree-loop-distribution): Add Optimization
4785 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
4786 (frv_expand_builtin_va_start): Likewise.
4788 * config/arm/arm.c (thumb_find_work_register): Fix location of
4789 argument register count.
4791 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4793 Support scheduling for ColdFire V1 and V3 microarchitecture.
4794 Improve scheduling of multiplication instructions.
4796 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
4797 (mac): New instruction attribute.
4798 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
4799 (m68k_sched_mac): New variable.
4800 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
4801 Handle cfv1 and cfv3.
4802 (max_insn_size): New static variable.
4803 (struct _sched_ib): New type.
4804 (sched_ib): New static variable.
4805 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
4806 to fields of 'struct _sched_ib sched_ib'. Update all uses.
4807 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
4809 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
4810 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
4811 new variables. Update.
4812 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4813 Add modeling of cfv3 instruction buffer. Update.
4814 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
4815 * config/m68k/m68k.h (TUNE_CFV3): New macro.
4816 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
4817 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
4818 a particular reservation applies to.
4819 (type2): Reorganize attribute values. Rename alu to alu_reg,
4820 alu_l to alu, move_l to omove. Join move to alu. Split mul
4822 (cf_ib_*): Simplify description of instruction buffer.
4823 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
4824 (cf_mem): Split into cf_mem1 and cf_mem2.
4825 (cf_v2_move_??): Rename to cfv12_alu_??.
4826 (cf_v2_move_l_??): Rename to cfv12_omove_??.
4827 (cf_v2_mul_??): Remove reservations.
4828 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
4829 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
4830 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
4832 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
4833 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
4834 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
4835 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
4836 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
4837 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
4838 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
4839 expansions of the above reservations for instructions of sizes
4842 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4844 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
4846 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
4848 * coverage.c: Include tree-pass.h.
4849 (coverage_counter_alloc): Print da_file_name to the dump file.
4851 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
4853 * sbitmap.c (sbitmap_range_empty_p): New function.
4854 * sbitmap.h (sbitmap_range_empty_p): New function.
4855 * bitmap.h: Now includes obstack.h.
4857 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
4858 Kenneth Zadeck <zadeck@naturalbridge.com>
4860 * dbgcnt.def (ra_byte_scan): Added.
4861 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
4862 when the last hit happens for a counter.
4863 * timevar.def (TV_DF_BYTE_LR): New variable.
4864 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
4865 * passes.c (pass_fast_rtl_byte_dce): New pass.
4866 * fwprop.c (update_df): Added mode to call df_ref_create.
4867 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4868 DF_REF_EXTRACT_OFFSET.
4869 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
4870 DF_BYTE_LR_OUT, df_byte_lr): New macro.
4872 (df_ref_extract): Added mode field.
4873 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
4874 DF_REF_EXTRACT_OFFSET.
4875 (DF_REF_EXTRACT_MODE): New macro.
4876 (df_byte_lr_bb_info): New structure.
4877 (df_print_byte_regset, df_compute_accessed_bytes,
4878 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
4879 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
4880 df_byte_lr_simulate_uses,
4881 df_byte_lr_simulate_artificial_refs_at_top,
4882 df_byte_lr_simulate_artificial_refs_at_end,
4883 df_compute_accessed_bytes): New function.
4884 (df_ref_create): Add parameter.
4885 (df_byte_lr_get_bb_info): New inline function.
4886 * df-scan.c (df_ref_record, df_uses_record,
4887 df_ref_create_structure): Added mode parameter.
4888 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
4889 df_defs_record, df_uses_record, df_get_conditional_uses,
4890 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
4891 df_entry_block_defs_collect, df_exit_block_uses_collect):
4892 Added mode parameter to calls to df_ref_record, df_uses_record,
4893 df_ref_create_structure.
4894 (df_ref_equal_p, df_ref_compare): Added test for modes.
4895 (df_ref_create_structure): Added code to set mode. Renamed
4896 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4897 DF_REF_EXTRACT_OFFSET.
4898 * df-core.c (df_print_byte_regset): New function.
4899 * df-byte-scan.c: New file.
4900 * df-problems.c (df_rd_transfer_function): Removed unnecessary
4901 calls to BITMAP_FREE.
4902 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
4903 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
4904 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
4905 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
4906 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
4907 df_byte_lr_local_compute, df_byte_lr_init,
4908 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
4909 df_byte_lr_transfer_function, df_byte_lr_free,
4910 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
4911 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
4912 df_byte_lr_simulate_uses,
4913 df_byte_lr_simulate_artificial_refs_at_top,
4914 df_byte_lr_simulate_artificial_refs_at_end): New function.
4915 * dce.c (byte_dce_process_block): New function.
4916 (dce_process_block): au is now passed in rather than computed
4917 locally. Changed loops that look at artificial defs to not look
4918 for conditional or partial ones, because there never are any.
4919 (fast_dce): Now is able to drive byte_dce_process_block or
4920 dce_process_block depending on the kind of dce being done.
4921 (rest_of_handle_fast_dce): Add parameter to fast_dce.
4922 (rest_of_handle_fast_byte_dce): New function.
4923 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
4924 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
4926 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
4929 * gcc.h: Added fortran options that take arguments to
4930 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
4933 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
4935 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
4936 scalarization if on the LHS and not a full access.
4938 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4940 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
4942 2008-04-18 Rafael Espindola <espindola@google.com>
4944 * tree-vrp.c (find_case_label_index): Fix the binary search.
4945 (find_case_label_range): New.
4946 (vrp_visit_switch_stmt): Use find_case_label_range.
4947 (simplify_switch_using_ranges): Use find_case_label_range.
4949 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
4951 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
4952 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
4954 2008-04-18 Tom Tromey <tromey@redhat.com>
4957 * doc/cpp.texi (Implementation-defined behavior): Mention
4960 2008-04-18 Ian Lance Taylor <iant@google.com>
4962 * fold-const.c (pointer_may_wrap_p): New static function.
4963 (fold_comparison): Add another test for pointer overflow. Use
4964 pointer_may_wrap_p to disable some false positives.
4966 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
4968 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
4969 (fname_as_string): Match updated cpp_interpret_string prototype.
4970 (fix_string_type): Support char16_t* and char32_t*.
4971 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
4972 derivative) nodes. Register as builtin if C++0x.
4973 (c_parse_error): Support CPP_CHAR{16,32}.
4974 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
4975 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
4976 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
4977 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
4978 CTI_CHAR32_ARRAY_TYPE>: New elements.
4979 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
4980 char32_type_node, signed_char32_type_node, char16_array_type_node,
4981 char32_array_type_node): New defines.
4982 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
4983 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
4984 (lex_string): Support CPP_STRING{16,32}, match updated
4985 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
4986 (lex_charconst): Support CPP_CHAR{16,32}.
4987 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
4988 and CPP_STRING{16,32}.
4990 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
4993 * aclocal.m4: Regenerate.
4994 * configure: Regenerate.
4996 2008-04-18 Jan Hubicka <jh@suse.cz>
4998 * except.c (dw2_size_of_call_site_table,
4999 sjlj_size_of_call_site_table): Use vector API for call_site_record.
5001 * cgraphbuild.c (build_cgraph_edges): Update.
5002 * tree-pass.h: Update comment.
5003 * final.c (leaf_function_p): Update.
5004 (leaf_renumber_regs): Update.
5005 (rest_of_clean_state): Update.
5006 * omp-low.c (expand_omp_parallel): Update.
5007 * ipa-reference.c (analyze_function): Update.
5008 * reorg.c (find_end_label): Update.
5009 (optimize_skip): Update.
5010 (fill_simple_delay_slots): Update.
5011 (fill_simple_delay_slots): Update.
5012 (make_return_insns): Update.
5013 (dbr_schedule): Update.
5014 * gimple-low.c (record_vars_into): Update.
5015 * cfgbuild.c (make_edges): Update.
5016 * function.c (assign_stack_local): Update.
5017 (assign_parm_adjust_stack_rtl): Update.
5018 (locate_and_pad_parm): Update.
5019 (allocate_struct_function): Do not initialize stack_alignment_needed
5020 and preferred_stack_boundary here.
5021 (stack_protect_prologue): Update.
5022 (stack_protect_epilogue): Update.
5023 (expand_function_start): Initialize stack_alignment_needed,
5024 preferred_stack_boundary and max_jumptable_ents.
5025 (expand_function_end): Update.
5026 (free_after_compilation): Do not NULLify epilogue_delay_list.
5027 * function.h (struct rtl_data): Add stack_protect_guard,
5028 stack_alignment_needed,
5029 preferred_stack_boundary, epilogue_delay_list.
5030 (struct function): Remove value_histograms, stack_alignment_needed,
5031 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
5033 unexpanded_var_list, stack_protect_guard.
5034 (current_function_epilogue_delay_list): Remove.
5035 * ipa-type-escape.c (analyze_function): Update.
5036 * gimplify.c (pop_gimplify_context): Update comment.
5037 * calls.c (expand_call): Update.
5038 (emit_library_call_value_1): Update.
5039 * except.c (set_nothrow_function_flags): Update.
5040 * cfgexpand.c (get_decl_align_unit): Update.
5041 (create_stack_guard): Update.
5042 (estimated_stack_frame_size): Update.
5043 (expand_used_vars): Update.
5044 (tree_expand_cfg): Free histogram earliers, init expansion variables.
5045 * explow.c (allocate_dynamic_stack_space): Update.
5046 * tree-ssa-live.c (remove_unused_locals): Update.
5047 * varasm.c (mark_constant_pool): Update.
5048 * tree-inline.c (remap_decls): Update.
5049 (initialize_cfun): Update.
5050 (declare_return_variable): Update.
5051 (inline_forbidden_p): Update.
5052 (expand_call_inline): Update.
5053 (declare_inline_vars): Update.
5054 (tree_function_versioning): Update.
5055 * tree-flow.h (value_histograms): New.
5056 (VALUE_HISTOGRAMS): New macro.
5057 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
5059 * tree-cfg.c (set_bb_for_stmt): Update.
5060 (replace_by_duplicate_decl): Update.
5061 (move_block_to_fn): Update.
5062 (new_label_mapper): Update.
5063 (dump_function_to_file): Update.
5064 * ipa-struct-reorg.c (build_data_structure): Update.
5065 * cfgrtl.c (print_rtl_with_bb): Update.
5066 * reload1.c (reload): Update.
5068 * config/i386/i386.c (setup_incoming_varargs_64,
5069 ix86_compute_frame_layout): Update.
5070 * config/arc/arc.c (arc_output_function_epilogue): Update.
5072 2008-04-18 Marius Strobl <marius@FreeBSD.org>
5074 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
5075 for FreeBSD as well.
5076 * gthr-posix95.h: Likewise.
5078 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
5080 PR rtl-optimization/35838
5081 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
5082 out the byte offset of the first subreg.
5084 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
5086 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
5087 to split_ti instead of three separate calls with single member arrays.
5088 (subti3 splitter): Ditto.
5089 (adddi3 splitter): Ditto with split_di.
5090 (subdi3 splitter): Ditto.
5091 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
5092 two separate calls with single member arrays. Swap match_dup
5093 operands 1 and 2 to better fit into the array.
5094 (negdi2 splitter): Ditto with split_di.
5095 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
5096 two separate calls with single member arrays. Swap match_dup operands
5097 6 and 7 to better fit into the array.
5099 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
5101 * config/i386/i386.c (sse_builtin_type): New.
5102 (bdesc_sse_args): Likewise.
5103 (bdesc_sse_3arg): Removed.
5104 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5105 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
5106 IX86_BUILTIN_ROUNDPS.
5107 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
5108 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
5109 IX86_BUILTIN_ROUNDPS.
5110 (ix86_expand_sse_4_operands_builtin): Removed.
5111 (ix86_expand_sse_operands_builtin): New.
5112 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
5113 and CODE_FOR_sse4_1_roundps.
5114 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5115 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
5117 2008-04-17 Alan Modra <amodra@bigpond.net.au>
5120 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
5121 regs before frame pop when needed. If use_backchain_to_restore_sp
5122 then load backchain into a temp reg to restore vr and vrsave. Add
5123 code to restore vr after frame pop if possible.
5125 2008-04-17 Richard Guenther <rguenther@suse.de>
5127 * tree-vn.c (expressions_equal_p): Do not check type
5128 equality or compatibility before calling operand_equal_p.
5129 * fold-const.c (operand_equal_p): Check equivalence of
5130 integer constants before bailing out due to signedness or
5131 precision differences.
5132 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
5133 spurious differences in type qualification. Ignore types
5134 for COMPONENT_REFs at all.
5136 2008-04-17 Christian Bruel <christian.bruel@st.com>
5138 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
5139 msw_skip comparison.
5141 2008-04-16 Jakub Jelinek <jakub@redhat.com>
5144 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
5147 PR tree-optimization/35899
5148 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
5149 rather than TREE_OPERAND.
5151 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
5154 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
5155 temporary registers. Change operand predicate to general_operand.
5156 (remainderxf3): Ditto.
5158 2008-04-16 Richard Guenther <rguenther@suse.de>
5160 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
5161 * tree-affine.c (aff_combination_expand): Look through some
5164 2008-04-15 Doug Kwan <dougkwan@google.com>
5166 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
5168 * tree-pretty-print.c (dump_generic_node): Ditto.
5169 * final.c (output_addr_const): Ditto.
5170 * dwarf2out.c (output_cfi): Ditto.
5171 * c-pretty-print.c (pp_c_integer_constant): Ditto.
5172 * print-rtl.c (print_rtx): Ditto.
5173 * print-tree.c (print_node_brief, print_node): Ditto.
5174 * c-common.c (match_case_to_enum_1): Ditto.
5175 * sched-vis.c (print_value): Ditto.
5176 * config/i386/i386.c (print_operand): Cast to long unsigned int
5179 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
5180 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
5181 MS Windows VirtualProtect function.
5183 2008-04-15 Jan Hubicka <jh@suse.cz>
5185 * gengtype.c (write_root): Param_is argument is OK.
5186 * expr.c (expand_expr_real_1): Update call of get_exception_*.
5187 * function.h: Include varray.h
5188 (rtl_eh): New stucture based on except.c one.
5189 (call_site_record): New forward declaration and vector type.
5190 * calls.c (emit_call_1): Do not call
5191 note_current_region_may_contain_throw.
5192 * except.c (eh_status): Remove cur_region, try_region since they are
5194 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
5195 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
5196 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
5197 Remove call_site_data_used, call_site_data_size.
5198 Turn call_site_record into vector in function.h.
5199 (note_current_region_may_contain_throw): Remove.
5200 (get_exception_pointer, get_exception_filter): Do not take struct
5201 function argument; update.
5202 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
5203 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
5204 build_post_landing_pads, dw2_build_landing_pads,
5205 sjlj_assign_call_site_values, sjlj_mark_call_sites,
5206 sjlj_emit_function_enter, sjlj_emit_function_enter,
5207 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
5208 sjlj_build_landing_pads, finish_eh_generation,
5209 remove_exception_handler_label, remove_eh_handler,
5210 maybe_remove_eh_handler, add_reachable_handler,
5211 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
5212 add_action_record, collect_one_action_chain, add_call_site,
5213 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
5214 sjlj_output_call_site_table, output_function_exception_table,
5215 * except.h (note_current_region_may_contain_throw): Remove
5216 (get_exception_pointer, get_exception_filter): Do not take struct
5218 * Makefile.in (GTFILES): Put varargs before struct function.
5220 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5222 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
5223 punt for STRING_CST.
5224 (get_constraint_for): Deal with STRING_CST here instead.
5226 2008-04-15 Richard Guenther <rguenther@suse.de>
5228 * tree-ssa-propagate.c (substitute_and_fold): Substitute
5229 statements in a basic-block with a backward walk. Do not
5230 substitute into dead statements but instead remove those.
5232 2008-04-15 Richard Guenther <rguenther@suse.de>
5234 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
5235 to zero, thus disable creation of SFTs.
5237 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5239 * tree-predcom.c (suitable_reference_p): Return false if the
5240 reference can throw.
5242 2008-04-15 Jakub Jelinek <jakub@redhat.com>
5245 * c-decl.c (finish_decl): If extern or static var has variable
5246 size, set TREE_TYPE (decl) to error_mark_node.
5248 2008-04-15 Rafael Espindola <espindola@google.com>
5250 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
5253 2008-04-15 Richard Guenther <rguenther@suse.de>
5255 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5256 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
5257 (visit_reference_op_load): Do walk vuse-vdef chains on
5258 vn_reference_lookup.
5259 (visit_reference_op_store): But do not here.
5260 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
5261 vn_reference_lookup.
5262 (vn_lookup_with_vuses): But do so here.
5264 2008-04-14 Ian Lance Taylor <iant@google.com>
5266 * fold-const.c (fold_overflow_warning): Remove assertion.
5268 2008-04-15 Ben Elliston <bje@au.ibm.com>
5270 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
5271 temp1 local variables.
5273 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
5276 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
5277 ".text.unlikely" section as executable.
5279 2008-04-14 James E. Wilson <wilson@tuliptree.org>
5281 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5282 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
5283 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
5284 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
5285 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
5286 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
5287 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
5289 2008-04-14 Ian Lance Taylor <iant@google.com>
5291 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
5292 * fold-const.c (fold_comparison): If appropriate, test
5293 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
5294 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
5295 reassociating a pointer type.
5296 * doc/invoke.texi (Optimize Options): Document that
5297 -fstrict-overflow applies to pointer wraparound.
5299 2008-04-13 Jan Hubicka <jh@suse.cz>
5301 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
5303 2008-04-12 Andrew Pinski <pinskia@gmail.com>
5305 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
5306 we are going to "save the world".
5308 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
5310 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
5311 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
5312 operand 0 constraint, not "=".
5314 2008-04-11 James E. Wilson <wilson@tuliptree.org>
5316 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
5318 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5320 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
5321 of size of positions_needed * CHAR_BIT.
5323 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5326 * dse.c (store_info): Change positions_needed to unsigned
5328 (lowpart_bitmask): New.
5329 (record_store): Cast to unsigned HOST_WIDE_INT for
5330 positions_needed. Assert width <= size of positions_needed *
5331 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
5332 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
5333 lowpart_bitmask to set mask.
5335 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5337 * config/bfin/constraints.md: New file.
5338 * config/bfin/bfin.md: Include it.
5339 (adddi3): Use satisfies_constraint functions instead of the old macros.
5340 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
5341 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
5342 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
5343 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
5344 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
5345 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
5346 EXTRA_CONSTRAINT): Delete.
5347 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
5348 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
5350 * config/bfin/bfin.c: Include "tm-constrs.h".
5351 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
5352 Use satisfies_constraint functions instead of the old macros.
5353 * doc/md.texi (Blackfin Constraints): Update file name reference.
5355 2008-04-11 Richard Guenther <rguenther@suse.de>
5357 PR tree-optimization/35869
5358 * tree-vrp.c (execute_vrp): Move switch statement update after
5359 jump threading. Schedule another cfg cleanup run.
5361 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
5364 * attribs.c (decl_attributes): Return early on errorneous node.
5366 2008-04-10 Oleg Ryjkov <olegr@google.com>
5368 * tree.h (struct tree_base): Added a new flag default_def_flag.
5369 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
5371 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5373 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
5375 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5378 * pa.md: Define mode iterator P. Define mode attribute dwc.
5379 (dcacheflush): Update pattern to use iterator P and attribute dwc.
5380 (icacheflush): Likewise.
5381 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
5382 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
5384 2008-04-11 Ben Elliston <bje@au.ibm.com>
5386 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
5388 2008-04-10 Rafael Espindola <espindola@google.com>
5390 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
5391 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
5392 (extract_range_from_expr): The same.
5394 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5396 * config/mips/mips.md (GPR2): New mode iterator.
5398 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
5399 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
5400 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
5401 Rewrite these to take two modes, the mode of comparison and the
5402 mode of the destination.
5403 * config/mips/mips.c (mips_expand_scc): Instead of having
5404 paradoxical subreg as destination, expand "narrowing" scc if mode
5405 of comparison is SI and target is requested in DI mode.
5406 (mips_emit_int_order_test): Update comment. Make mode of
5407 comparison match CMP0 rather than TARGET. When creating inverse
5408 target use mode of TARGET.
5410 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5412 * gcov-dump.c (tag_summary): Only print summaries for the first
5413 GCOV_COUNTERS_SUMMABLE counters.
5415 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
5417 * config/i386/i386.md (absneg): New code iterator.
5418 (absnegprefix): New code attribute.
5419 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
5420 patterns using absneg code iterator.
5421 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
5422 using absneg code iterator.
5423 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
5424 *neg<mode>2 patterns using absneg code iterator.
5425 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5426 *negextendsfdf2 patterns using absneg code iterator.
5427 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
5428 *negextendsfxf2 patterns using absneg code iterator.
5429 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5430 *negextendsfdf2 patterns using absneg code iterator.
5431 * config/i386/sse.md (<code><mode>2): Macroize expander from
5432 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
5434 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
5436 * config/s390/s390.h: Remove the remains of the recent search
5437 & replace action of current_function_outgoing_args_size.
5439 2008-04-10 Ira Rosen <irar@il.ibm.com>
5441 PR tree-optimization/35821
5442 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
5443 NEW_STMT_LIST is not NULL.
5445 2008-04-09 David Edelsohn <edelsohn@gnu.org>
5448 * toplev.c (process_options): Remove -ffunction-sections debugging
5451 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
5453 PR middle-end/PR28690
5454 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
5455 than gen_rtx_fmt_ee to perform more canonicalizations.
5457 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5460 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
5462 2008-04-09 Richard Guenther <rguenther@suse.de>
5464 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
5465 (dump_function_to_file): Dump function arguments with types.
5467 2008-04-08 Richard Guenther <rguenther@suse.de>
5469 * fold-const.c (fold_widened_comparison): Do not allow
5470 sign-changes that change the result.
5472 2008-04-08 Janis Johnson <janis187@us.ibm.com>
5475 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
5476 kinds of indirect references.
5478 2008-04-08 David Edelsohn <edelsohn@gnu.org>
5480 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
5481 GNU Fortran language string.
5483 2008-04-08 Rafael Espindola <espindola@google.com>
5485 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
5486 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
5487 * tree.h (tree_call_nonnegative_warnv_p): New.
5489 2008-04-08 Jan Hubicka <jh@suse.cz>
5491 * function.c (free_after_compilation): Clear out regno_reg_rtx
5494 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
5497 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5499 PR middle-end/PR28690
5500 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
5501 same precedence as REG_POINTER and MEM_POINTER operands.
5503 2008-04-08 Richard Guenther <rguenther@suse.de>
5506 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
5507 for adding index to base.
5509 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
5511 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
5512 (MINGW_ENABLE_EXECUTE_STACK): New.
5513 (IN_LIBGCC2): For libgcc include windows.h file for
5514 function declarations.
5516 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
5518 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
5519 and tem2 if tem1 is not a REG or MULT.
5521 2008-04-08 Jan Hubicka <jh@suse.cz>
5523 * function.h (incomming_args): Break out of struct function.
5524 (function_subsections): Break out of struct function.
5525 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
5526 return_rtx and hard_reg_initial_vals from struct function.
5527 Kill inl_max_label_num.
5528 (current_function_pops_args, current_function_args_info,
5529 current_function_args_size, current_function_args_size,
5530 current_function_pretend_args_size,
5531 current_function_outgoing_args_size,
5532 current_function_internal_arg_pointer, current_function_return_rtx):
5533 Kill compatibility accestor macros.
5534 * builtins.c (expand_builtin_apply_args_1): Update.
5535 (expand_builtin_next_arg): Update.
5536 * df-scan.c (df_get_call_refs): Update.
5537 * dbxout.c (dbxout_function_end): Update.
5538 * dwarf2out.c (dwarf2out_switch_text_section): Update.
5539 (output_line_info): Update.
5540 (secname_for_decl): Update.
5541 (dwarf2out_var_location): Update.
5542 * function.c (free_after_compilation): Update.
5543 (assign_parm_find_stack_rtl): Update.
5544 (assign_parms): Update.
5545 (expand_dummy_function_end): Update.
5546 (expand_function_end): Update.
5547 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
5548 (expand_call): Update.
5549 (emit_library_call_value_1): Update.
5550 (store_one_arg): Update.
5551 * varasm.c (initialize_cold_section_name): Update.
5552 (unlikely_text_section): Update.
5553 (unlikely_text_section_p): Update.
5554 (assemble_start_function): Update.
5555 (assemble_end_function): Update.
5556 (default_section_type_flags): Update.
5557 (switch_to_section): Update.
5558 * integrate.c (set_decl_abstract_flags): Update.
5559 (get_hard_reg_initial_val): Update.
5560 (has_hard_reg_initial_val): Update.
5561 (allocate_initial_values): Update.
5562 * resource.c (init_resource_info): Update.
5563 * config/alpha/alpha.c (NUM_ARGS): Update.
5564 (direct_return): Update.
5565 (alpha_va_start): Update.
5566 (alpha_sa_size): Update.
5567 (alpha_initial_elimination_offset): Update.
5568 (alpha_expand_prologue): Update.
5569 (alpha_start_function): Update.
5570 (alpha_expand_epilogue): Update.
5571 (unicosmk_initial_elimination_offset):
5572 * config/alpha/alpha.md (call expander): Update.
5573 * config/s390/s390.c (s390_register_info): Update.
5574 (s390_register_info): Update.
5575 (s390_frame_info): Update.
5576 (s390_initial_elimination_offset): Update.
5577 (s390_build_builtin_va_list): Update.
5578 (s390_va_start): Update.
5579 * config/spu/spu.c (direct_return): Update.
5580 (spu_expand_prologue): Update.
5581 (spu_initial_elimination_offset): Update.
5582 (spu_build_builtin_va_list): Update.
5583 (spu_va_start): Update.
5584 * config/sparc/sparc.c (sparc_init_modes): Update.
5585 (sparc_compute_frame_size): Update.
5586 (function_value): Update.
5587 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
5588 * config/i386/i386.md (return expander): Update.
5589 * config/i386/i386.c (ix86_va_start): Update.
5590 (ix86_can_use_return_insn_p): Update.
5591 (ix86_compute_frame_layout): Update.
5592 (ix86_expand_epilogue): Update.
5593 * config/sh/sh.c (output_stack_adjust): Update.
5594 (calc_live_regs): Update.
5595 (sh_expand_prologue): Update.
5596 (sh_builtin_saveregs): Update.
5597 (sh_va_start): Update.
5598 (initial_elimination_offset): Update.
5599 (sh_allocate_initial_value): Update.
5600 (sh_function_ok_for_sibcall): Update.
5601 (sh_get_pr_initial_val): Update.
5602 * config/sh/sh.md (return expander): Update.
5603 * config/avr/avr.c (frame_pointer_required_p): UPdate.
5604 * config/crx/crx.c (crx_compute_frame): UPdate.
5605 (crx_initial_elimination_offset): UPdate.
5606 * config/xtensa/xtensa.c (compute_frame_size): Update
5607 (xtensa_builtin_saveregs): Update.
5608 (xtensa_va_start): Update.
5609 (order_regs_for_local_alloc): Update.
5610 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
5611 (xstormy16_expand_builtin_va_start): Update.
5612 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
5613 * config/m68hc11/m68hc11.md (return expanders): Update.
5614 * config/m68hc11/m68hc11.c (expand_prologue): Update.
5615 (expand_epilogue): Update.
5616 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
5617 (cris_simple_epilogue): Update.
5618 (cris_expand_prologue): Update.
5619 (cris_expand_epilogue): Update.
5620 * config/iq2000/iq2000.c (iq2000_va_start): Update.
5621 (compute_frame_size): Update.
5622 * config/mt/mt.c (mt_compute_frame_size): Update.
5623 * config/mn10300/mn10300.c (expand_prologue): Update.
5624 (expand_epilogue): Update.
5625 (initial_offset): Update.
5626 (mn10300_builtin_saveregs):
5627 * config/mn10300/mn10300.md (return expander): Update.
5628 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5629 (ia64_initial_elimination_offset): Update.
5630 (ia64_initial_elimination_offset): Update.
5631 (ia64_expand_prologue): Update.
5632 * config/m68k/m68k.md (return expander): Update.
5633 * config/rs6000/rs6000.c (rs6000_va_start): Update.
5634 (rs6000_stack_info): Update.
5635 * config/mcore/mcore.c (layout_mcore_frame): Update.
5636 (mcore_expand_prolog): Update.
5637 * config/arc/arc.c (arc_compute_frame_size): Update.
5638 * config/score/score3.c (score3_compute_frame_size): Update.
5639 * config/score/score7.c (score7_compute_frame_size): Update.
5640 * config/arm/arm.c (use_return_insn): Update.
5641 (thumb_find_work_register): Update.
5642 (arm_compute_save_reg_mask): Update.
5643 (arm_output_function_prologue): Update.
5644 (arm_output_epilogue): Update.
5645 (arm_size_return_regs): Update.
5646 (arm_get_frame_offsets): Update.
5647 (arm_expand_prologue): Update.
5648 (thumb_exit): Update.
5649 (thumb_unexpanded_epilogue): Update.
5650 (thumb1_output_function_prologue): Update.
5651 * config/pa/pa.md (return expander): Update.
5652 * config/pa/pa.c (compute_frame_size): Update.
5653 (hppa_builtin_saveregs): Update.
5654 * config/mips/mips.c (mips_va_start): Update.
5655 (mips16_build_function_stub): Update.
5656 (mips_compute_frame_info): Update.
5657 (mips_restore_gp): Update.
5658 (mips_output_function_prologue): Update.
5659 (mips_expand_prologue): Update.
5660 * config/v850/v850.c (compute_frame_size): Update.
5661 (expand_prologue): * config/mmix/mmix.c (along): update.
5662 (mmix_initial_elimination_offset): update.
5663 (mmix_reorg): update.
5664 (mmix_use_simple_return): update.
5665 (mmix_expand_prologue): update.
5666 (mmix_expand_epilogue): Update.
5667 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
5668 (emit_link_insn): Update.
5670 2008-04-08 Anatoly Sokolov <aesok@post.ru>
5672 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
5673 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
5675 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
5678 2008-04-07 Jan Hubicka <jh@suse.cz>
5680 * function.h (rtl): Rename to x_rtl.
5682 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5683 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5684 used_temp_slots avail_temp_slots, temp_slot_level,
5685 nonlocal_goto_handler_labels): Update accesstors.
5686 (rtl): New global variable.
5687 (struct function): Move some fileds to rtl_data.
5688 (get_arg_pointer_save_area): Update prototype.
5689 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5690 get_arg_pointer_save_area.
5691 * expr.c (init_expr): Update
5692 * function.c (get_frame_size): Update
5693 (assign_stack_local): Update
5694 (expand_function_end): Update.
5695 (get_art_pointer_save_area): Update
5697 * emit-rtl.c (rtl): Declare.
5698 (regno_reg_rtx): Declare.
5699 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5701 (gen_reg_rtx): Update.
5702 * varasm.c (n_deferred_constatns): Update accestor.
5703 (init_varasm_status): Do not allocate varasm_status.
5704 (force_const_mem, get_pool_size, output_constant_pool): Update.
5705 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5706 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5707 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
5708 * sparc/sparc.h (INIT_EXPANDERS): Update.
5709 * ia64/ia64.h (INIT_EXPANDERS): Update.
5711 2008-04-07 James E. Wilson <wilson@tuliptree.org>
5713 * reload.c (push_secondary_reload): Add missing break to for loop.
5715 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5717 PR middle-end/PR28690
5718 * rtlanal.c: Update copyright years.
5719 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
5720 as REG_POINTER and MEM_POINTER operands.
5721 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
5722 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
5723 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
5724 * gcse.c: Update copyright years.
5725 (pre_delete): Call gen_reg_rtx_and_attrs.
5726 (hoist_code): Likewise.
5727 (build_store_vectors): Likewise.
5728 (delete_store): Likewise.
5729 * loop-invariant.c (move_invariant_reg): Likewise.
5730 Update copyright years.
5732 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
5734 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
5735 control string instead of quoted.
5737 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5739 * doc/rtl.texi: Rewrite of subreg section.
5741 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
5744 * config/i386/i386.c (legitimize_pic_address): Add treating
5745 of dllimport SYM_REF's.
5746 (legitimize_dllimport_symbol): Add prototype.
5748 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5750 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
5751 reference in constructor with non self-referential type.
5753 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5755 Removal of Return with Depressed Stack Pointer support
5756 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
5757 (ECF_SP_DEPRESSED): Likewise.
5758 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
5759 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
5760 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5761 (expand_call): Do not test ECF_SP_DEPRESSED.
5762 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5763 * function.c (keep_stack_depressed): Delete.
5764 (handle_epilogue_set): Likewise.
5765 (update_epilogue_consts): Likewise.
5766 (emit_equiv_load): Likewise.
5767 (thread_prologue_and_epilogue_insns): Remove support for Return with
5768 Depressed Stack Pointer.
5769 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5771 2008-04-06 Richard Guenther <rguenther@suse.de>
5773 PR tree-optimization/35400
5774 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
5775 information from SSA_NAMEs.
5777 2008-04-06 Anatoly Sokolov <aesok@post.ru>
5779 * config/avr/avr.h (avr_mega_p): Remove declaration.
5780 (AVR_MEGA): Remove macro.
5781 * config/avr/avr.c (avr_mega_p): Remove variable.
5782 (avr_override_options): Remove inicializion of avr_mega_p.
5783 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5784 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5785 (avr_jump_mode): (Ditto.).
5786 (avr_output_progmem_section_asm_op): (Ditto.).
5787 (avr_asm_init_sections): (Ditto.).
5788 (avr_asm_init_sections): (Ditto.).
5789 (avr_rtx_costs): (Ditto.).
5790 * config/avr/avr.md: (Ditto.).
5791 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
5794 2008-04-06 Richard Guenther <rguenther@suse.de>
5796 PR tree-optimization/35842
5797 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
5798 is_gimple_invariant_address.
5800 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5802 * gcc.c (default_compilers): Sync Fortran extensions list with
5803 that in fortran/lang-specs.h.
5804 * doc/invoke.texi: Likewise.
5805 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
5806 * dwarf2out.c (gen_compile_unit_die): Likewise.
5808 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
5810 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
5812 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
5815 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
5816 attribute is used for nested functions.
5818 2008-04-05 Jan Hubicka <jh@suse.cz>
5820 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
5822 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
5824 (dump_files): Update.
5825 (enable_rtl_dump_file): Do not accept letter argument.
5826 * tree-pass.h (dump_file_info): Remove letter argument.
5827 * toplev.c (decode_d_option): Update -da handling.
5828 * toplev.h (enable_rtl_dump_file): Update prototype.
5829 * passes.c (register_one_dump_file): Do not accept IPA argument; work
5830 it out based on pass type.
5831 (register_dump_files_1): Likewise.
5832 (init_optimization_passes): Update register_one_dump_file calls.
5833 (execute_one_pass): Sanity check that IPA passes are called at IPA
5834 level and RTL passes at RTL level.
5835 (execute_pass_list): IPA pass can not be after or subpass of
5837 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
5838 disallov RTL subpasses of IPA subpasses.
5840 2008-04-05 Ben Elliston <bje@au.ibm.com>
5842 * tree-cfg.c (need_fake_edge_p): Return false for calls to
5843 builtins that return exactly once and do not throw. Cache call to
5846 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
5848 PR rtl-optimization/34916
5850 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
5851 between instruction pairs.
5853 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
5855 * doc/invoke.texi: Document -mbitops for SH.
5856 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
5857 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
5858 * config/sh/sh.c (print_operand): Add %t operand code.
5859 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
5860 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
5861 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
5862 (extendqihi2): Likewise.
5863 (movqi_i): Likewise.
5864 (insv): Use bset, bclr and bst instructions for SH2A if possible.
5865 (extv): Use bld instruction for SH2A if possible.
5867 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
5868 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
5869 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
5870 (bset.b, bclr.b): Define peepholes.
5871 * config/sh/sh.opt (mbitops): New option.
5873 2008-04-04 Janis Johnson <janis187@us.ibm.com>
5876 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
5877 and view convert expression.
5879 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5882 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5884 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
5886 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
5888 * config/i386/cpuid.h (bit_AES): New.
5889 (bit_PCLMUL): Likewise.
5891 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
5892 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
5893 SSE2 if AES or PCLMUL is enabled.
5894 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
5895 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5896 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
5897 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
5898 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
5899 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
5900 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5901 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
5902 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
5903 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
5904 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
5905 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
5906 __builtin_ia32_aeskeygenassist128 and
5907 __builtin_ia32_pclmulqdq128.
5908 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
5909 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
5910 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
5912 * config/i386/i386.h (TARGET_AES): New.
5913 (TARGET_PCLMUL): Likewise.
5914 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
5916 * config/i386/i386.md (UNSPEC_AESENC): New.
5917 (UNSPEC_AESENCLAST): Likewise.
5918 (UNSPEC_AESDEC): Likewise.
5919 (UNSPEC_AESDECLAST): Likewise.
5920 (UNSPEC_AESIMC): Likewise.
5921 (UNSPEC_AESKEYGENASSIST): Likewise.
5922 (UNSPEC_PCLMUL): Likewise.
5924 * config/i386/i386.opt (maes): New.
5925 (mpclmul): Likewise.
5927 * config/i386/sse.md (aesenc): New pattern.
5928 (aesenclast): Likewise.
5930 (aesdeclast): Likewise.
5932 (aeskeygenassist): Likewise.
5933 (pclmulqdq): Likewise.
5935 * config/i386/wmmintrin.h: New.
5937 * doc/extend.texi: Document AES and PCLMUL built-in function.
5939 * doc/invoke.texi: Document -maes and -mpclmul.
5941 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
5943 * function.c (free_after_parsing): Replace with
5944 cxx_push_function_context from C++ front-end.
5945 (allocate_struct_function): Don't call langhook.
5946 * langhooks.h (struct lang_hooks_for_functions): Delete.
5947 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
5949 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
5950 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
5951 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
5952 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
5953 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
5954 remove LANG_HOOKS_FUNCTION_INITIALIZER.
5955 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
5957 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
5958 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
5960 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5963 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
5966 2008-04-04 Richard Guenther <rguenther@suse.de>
5969 * fold-const.c (optimize_minmax_comparison): Use the correct
5970 type for the constant in the simplified comparison.
5972 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
5974 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
5975 Pass L2 size as "--param l2-cache-size" to the compiler.
5976 (decode_l2_cache): New function to decode L2 cache parameters using
5977 0x8000006 extended cpuid function.
5978 (detect_caches_amd): Determine parameters of L2 cache using
5979 decode_l2_caches function.
5980 (decode_caches_intel): Decode L2 cache parameters.
5981 (detect_caches_intel): Determine L2 cache parameters using
5982 decode_caches_intel and decode_l2_caches functions.
5984 2008-04-03 Bob Wilson <bob.wilson@acm.org>
5986 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
5987 secondary input reload for subword loads from the constant pool.
5989 2008-04-03 Janis Johnson <janis187@us.ibm.com>
5992 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
5993 constants of the appropriate size for runtime calculations.
5996 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
5997 decimal-float literal constant zero.
5999 2008-04-03 Jakub Jelinek <jakub@redhat.com>
6002 * c-parser.c (c_parser_omp_atomic): Call
6003 default_function_array_conversion on the RHS.
6006 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
6007 call is_variable_sized if decl has incomplete type.
6009 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
6011 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
6013 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
6015 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
6017 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
6018 (sgt<u>): Merge sgt and sgtu into new expander.
6019 (sgt, sgtu): Remove expanders.
6020 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
6021 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
6022 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
6023 *sgtu_<mode>_mips16 into new pattern.
6024 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
6025 (sge<u>): Merge sge and sgeu into new expander.
6026 (sge, sgeu): Remove expanders.
6027 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
6029 (*sge_<mode>, second *sge_<mode>): Remove patterns.
6030 (slt<u>): Merge slt and sltu into new expander.
6031 (slt, sltu): Remove expanders.
6032 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
6033 (*slt_<mode>, *sltu_<mode>): Remove patterns.
6034 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
6035 *sltu_<mode>_mips16 into new pattern.
6036 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
6037 (sle<u>): Merge sle and sleu into new expander.
6038 (sle, sleu): Remove expanders.
6039 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
6040 (*sle_<mode>, *sleu_<mode>): Remove patterns.
6041 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
6042 *sleu_<mode>_mips16 into new pattern.
6043 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
6045 2008-04-03 Jan Hubicka <jh@suse.cz>
6047 PR tree-optimization/35795
6048 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
6049 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6050 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6051 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6052 * score/score3.c (score3_output_mi_thunk): Likewise.
6053 * score/score7.c (score7_output_mi_thunk): Likewise.
6054 * mips/mips.c (mips_output_mi_thunk): Likewise.
6056 2008-04-03 Richard Guenther <rguenther@suse.de>
6058 * tree-vrp.c (extract_range_from_unary_expr): Handle all
6059 conversions. Simplify code.
6061 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
6063 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
6065 2008-04-03 Tom Tromey <tromey@redhat.com>
6066 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6068 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6069 * config/bfin/t-bfin-linux (generated_files): Add
6070 linux-sysroot-suffix.h.
6071 * doc/install.texi (Prerequisites): Require make 3.80.
6072 * doc/sourcebuild.texi (Front End Directory): Document new
6074 * Makefile.in (generated_files): New variable.
6075 (ALL_HOST_OBJS): New variable.
6076 ($(ALL_HOST_OBJS)): New target.
6078 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6080 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
6081 (remap_block): Call id->transform_lang_insert_block instead
6083 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
6084 Set id.transform_lang_insert_block to NULL.
6085 (clone_body): Move to cp/optimize.c
6086 * tree-inline.h (struct copy_body_data): Change
6087 transform_lang_insert_block to function pointer.
6088 (copy_generic_body, copy_decl_no_change): Export.
6089 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
6090 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
6091 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
6093 * c-tree.h (insert_block): Kill.
6094 * c-decl.c (insert_block): Kill.
6096 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6098 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6099 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6100 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
6102 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
6103 argument, call {push,pop}_function_context from here.
6104 * c-parser.c: Use c_{push,pop}_function_context.
6106 * function.c (push_function_context_to): Move meat ...
6107 (push_function_context): ... here. Simplify.
6108 * function.c (pop_function_context_from): Move meat ...
6109 (pop_function_context): ... here. Simplify.
6110 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
6112 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6113 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6114 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
6115 * tree.h (push_function_context_to, pop_function_context_from): Remove.
6117 2008-04-03 Ben Elliston <bje@au.ibm.com>
6119 * expmed.c (extract_force_align_mem_bit_field): Remove.
6121 2008-04-03 Richard Guenther <rguenther@suse.de>
6124 * expr.h (try_casesi): Adjust prototype.
6125 * expr.c (try_casesi): Take fallback label as extra parameter.
6126 Use that for gen_casesi if default_label is NULL.
6127 * stmt.c (expand_case): Pass fallback label to try_casesi,
6128 make sure to fill gaps with a fallback label if default_label
6131 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
6134 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
6136 2008-04-03 Ben Elliston <bje@au.ibm.com>
6138 * expmed.c (extract_split_bit_field): Remove if (0) code.
6139 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
6140 (do_ds_constraint): Likewise.
6142 2008-04-02 Joseph Myers <joseph@codesourcery.com>
6144 * doc/cppopts.texi (-dU): Document.
6145 * c-common.h (flag_dump_macros): Update comment.
6146 * c-opts.c (handle_OPT_d): Handle -dU.
6147 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
6148 dump_queued_macros, cb_used_define, cb_used_undef): New.
6149 (init_pp_output): Handle -dU.
6150 (cb_line_change): Call dump_queued_macros.
6151 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
6153 2008-04-02 Anatoly Sokolov <aesok@post.ru>
6155 * config/avr/predicates.md (io_address_operand): New predicate.
6156 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
6157 * config/avr/avr.c (avr_io_address_p): Remove function.
6158 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
6159 'avr_io_address_p' function.
6160 (out_movhi_r_mr): (Ditto.).
6161 (out_movqi_mr_r): (Ditto.).
6162 (out_movhi_mr_r): (Ditto.).
6163 (avr_address_cost): (Ditto.).
6165 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
6167 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
6168 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
6169 in 32bit mode when XMM registers are available to avoid store
6171 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
6172 corresponding post-reload splitters.
6174 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6176 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
6177 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
6178 __builtin_ia32_roundss.
6179 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
6180 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
6181 __builtin_ia32_roundss.
6182 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
6183 IX86_BUILTIN_SHUFPD here.
6185 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6187 * config/i386/i386.md (plogic): New.
6188 (plogicprefix): Likewise.
6190 * config/i386/mmx.md (mmx_<code><mode>3): New.
6191 (mmx_and<mode>3): Removed.
6192 (mmx_ior<mode>3): Likewise.
6193 (mmx_xor<mode>3): Likewise.
6195 * config/i386/sse.md (<code><mode>3): New.
6196 (*<code><mode>3): Likewise.
6197 (*<code><mode>3): Likewise.
6198 (<code><mode>3): Likewise.
6199 (*sse_<code><mode>3): Likewise.
6200 (*sse2_<code><mode>3): Likewise.
6201 (<code>tf3): Likewise.
6202 (*<code>tf3): Likewise.
6203 (and<mode>3): Likewise.
6204 (*and<mode>3): Likewise.
6205 (ior<mode>3): Removed.
6206 (*ior<mode>3): Likewise.
6207 (xor<mode>3): Likewise.
6208 (*xor<mode>3): Likewise.
6209 (*and<mode>3): Likewise.
6210 (*ior<mode>3): Likewise.
6211 (*xor<mode>3): Likewise.
6212 (and<mode>3): Likewise.
6213 (*sse_and<mode>3): Likewise.
6214 (*sse2_and<mode>3): Likewise.
6216 (*andtf3): Likewise.
6217 (ior<mode>3): Likewise.
6218 (*sse_ior<mode>3): Likewise.
6219 (*sse2_ior<mode>3): Likewise.
6221 (*iortf3): Likewise.
6222 (xor<mode>3): Likewise.
6223 (*sse_xor<mode>3): Likewise.
6224 (*sse2_xor<mode>3): Likewise.
6226 (*xortf3): Likewise.
6228 2008-04-02 Richard Guenther <rguenther@suse.de>
6230 PR tree-optimization/14495
6231 PR tree-optimization/34793
6232 * tree-vrp.c (struct switch_update): New structure.
6233 (to_remove_edges, to_update_switch_stmts): New VECs.
6234 (simplify_switch_using_ranges): New function. Remove not taken
6235 case labels and edges.
6236 (simplify_stmt_using_ranges): Call it.
6237 (identify_jump_threads): Mark edges we have queued for removal
6238 so we don't thread them.
6239 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
6241 * tree-cfg.c (group_case_labels): Deal with missing default label.
6242 (tree_verify_flow_info): Allow missing default label.
6243 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
6244 (emit_case_nodes): Likewise.
6245 (expand_case): Do not rely on the default label to be present.
6246 * expr.c (try_casesi): Deal with NULL default_label.
6247 (do_tablejump): Likewise.
6249 2008-04-02 Richard Guenther <rguenther@suse.de>
6251 PR tree-optimization/14495
6252 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
6253 SWITCH_EXPR here ...
6254 (vrp_visit_switch_stmt): ... but here (new function).
6255 (find_case_label_index): New helper function.
6256 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
6258 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6260 * fwprop.c: Fix ISO-C99ism.
6262 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6265 * Makefile.in (objdir): Set it here.
6266 * configure.ac: Not here. Find dynamic linker characteristics.
6267 * exec-tool.in: Use them.
6268 * aclocal.m4: Regenerate.
6269 * configure: Regenerate.
6271 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6273 * expr.c (expand_var): Delete it.
6274 * expr.h (expand_var): Delete prototype.
6275 * function.c (expand_function_start): Use expand_decl instead.
6276 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
6279 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
6281 PR rtl-optimization/35542
6282 * fwprop.c (forward_propagate_and_simplify): Replace
6283 loc_reg_mentioned_in_p with reg_mentioned_p.
6285 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6287 PR rtl-optimization/35281
6288 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
6289 (propagate_rtx_1): Handle PR_HANDLE_MEM.
6290 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
6291 (varying_mem_p): Move above propagate_rtx.
6292 (all_uses_available_at): Do not check MEMs.
6294 2008-04-02 Rafael Espindola <espindola@google.com>
6296 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
6297 (register_edge_assert_for_2): Split the cond argument.
6298 (register_edge_assert_for_1): Adjust for the change in
6299 register_edge_assert_for_2.
6300 (register_edge_assert_for): Split the cond argument.
6301 (find_switch_asserts): Adjust for the change in
6302 register_edge_assert_for.
6304 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
6306 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
6307 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
6308 offsets for 64-bit mingw.
6309 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
6310 abi for x86_64-pc-mingw.
6312 2008-04-02 Richard Guenther <rguenther@suse.de>
6314 * tree-vrp.c (extract_range_from_assert): Make sure to not
6315 produce range min/max with TREE_OVERFOW set.
6316 If merging a anti-range and a range keep the anti-range if
6317 the range covers all values of the type.
6318 (register_edge_assert_for_2): Only allow sign-changing
6319 conversions in detecting canonical range checks. Also
6320 register an assert for the unsigned name if useful.
6322 PR tree-optimization/35787
6323 * tree-vrp.c (vrp_val_max): New function.
6324 (vrp_val_min): Likewise.
6325 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
6326 (vrp_val_is_min): Likewise.
6327 (supports_overflow_infinity): Use vrp_val_{min,max}.
6328 (negative_overflow_infinity): Likewise.
6329 (positive_overflow_infinity): Likewise.
6330 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
6331 (is_positive_overflow_infinity): Likewise.
6332 (is_overflow_infinity): Likewise.
6333 (avoid_overflow_infinity): Use vrp_val_{min,max} and
6334 vrp_val_is_{min,max}.
6335 (set_and_canonicalize_value_range): Canonicalize anti-ranges
6336 to ranges if possible. Avoid empty ranges.
6338 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6341 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
6342 the expression is a function address.
6344 2008-04-01 George Helffrich <george@gcc.gnu.org>
6346 PR fortran/35154, fortran/23057
6347 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
6348 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
6349 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
6350 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
6352 (dbxout_syms): Check for COMMON-based symbol and wrap in
6353 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
6354 in bracket for efficiency.
6356 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
6357 using DW_TAG_common_block + member offset.
6358 (add_pubname_string): New function.
6359 (dw_expand_expr): New function to find block name and offset for
6361 (common_check): New function to check whether symbol in Fortran COMMON.
6362 (gen_variable_die): If COMMON, use DW_TAG_common_block.
6364 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
6367 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
6369 2008-04-02 Ben Elliston <bje@au.ibm.com>
6371 * config/v850/v850.md (casesi): Remove if (0) code.
6372 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6373 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
6375 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
6377 * config/i386/i386.md (rex64suffix): New mode attribute.
6378 (floathi<mode>2): Disable expander for SSE math.
6379 (*floathi<mode>2_1): New insn insn_and_split pattern.
6380 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
6381 corresponding post-reload splitters.
6382 (*floathi<mode>2_i387): New macroized insn pattern.
6383 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
6384 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
6385 insn_and_split pattern.
6386 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
6387 New macroized instruction patterns and corresponding post-reload
6389 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
6390 and corresponding post-reload splitters.
6391 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
6392 New macroized instruction patterns.
6393 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
6394 macroized instruction patterns and corresponding post-reload splitters.
6395 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
6396 corresponding post-reload splitters.
6397 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
6398 New macroized instruction patterns.
6399 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
6400 corresponding post-reload splitters.
6401 (*floatsi<mode>2_i387): New macroized instruction patterns.
6403 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
6405 * config/i386/i386.md (smaxmin): New.
6406 (umaxmin): Likewise.
6407 (maxminiprefix): Likewise.
6408 (maxminfprefix): Likewise.
6409 (<code><mode>3): Likewise.
6410 (smin<mode>3): Removed.
6411 (smax<mode>3): Likewise.
6413 * config/i386/mmx.md (mmx_<code>v2sf3): New.
6414 (mmx_<code>v4hi3): Likewise.
6415 (mmx_<code>v8qi3): Likewise.
6416 (mmx_smaxv2sf3): Removed.
6417 (mmx_sminv2sf3): Likewise.
6418 (mmx_umaxv8qi3): Likewise.
6419 (mmx_smaxv4hi3): Likewise.
6420 (mmx_uminv8qi3): Likewise.
6421 (mmx_sminv4hi3): Likewise.
6423 * config/i386/sse.md (<addsub><mode>3): New.
6424 (*<addsub><mode>3): Likewise.
6425 (<sse>_vm<addsub><mode>3): Likewise.
6426 (<maxmin><mode>3): Likewise.
6427 (*<maxmin><mode>3_finite): Likewise.
6428 (*<maxmin><mode>3): Likewise.
6429 (<sse>_vm<maxmin><mode>3): Likewise.
6430 (sse3_h<addsub>v4sf3): Likewise.
6431 (sse3_h<addsub>v2df3): Likewise.
6432 (<maxmin>v16qi3): Likewise.
6433 (*<maxmin>v16qi3): Likewise.
6434 (<maxmin>v8hi3): Likewise.
6435 (*<maxmin>v8hi3): Likewise.
6436 (*sse4_1_<maxmin><mode>3): Likewise.
6437 (*sse4_1_<maxmin><mode>3): Likewise.
6438 (add<mode>3): Removed.
6439 (*add<mode>3): Likewise.
6440 (<sse>_vmadd<mode>3): Likewise.
6441 (sub<mode>3): Likewise.
6442 (*sub<mode>3): Likewise.
6443 (<sse>_vmsub<mode>3): Likewise.
6444 (smin<mode>3): Likewise.
6445 (*smin<mode>3_finite): Likewise.
6446 (*smin<mode>3): Likewise.
6447 (<sse>_vmsmin<mode>3): Likewise.
6448 (smax<mode>3): Likewise.
6449 (*smax<mode>3_finite): Likewise.
6450 (*smax<mode>3): Likewise.
6451 (<sse>_vmsmax<mode>3): Likewise.
6452 (sse3_haddv4sf3): Likewise.
6453 (sse3_haddv2df3): Likewise.
6454 (sse3_hsubv4sf3): Likewise.
6455 (sse3_hsubv2df3): Likewise.
6456 (umaxv16qi3): Likewise.
6457 (*umaxv16qi3): Likewise.
6458 (smaxv8hi3): Likewise.
6459 (*smaxv8hi3): Likewise.
6460 (*sse4_1_smax<mode>3): Likewise.
6461 (*sse4_1_umax<mode>3): Likewise.
6462 (uminv16qi3): Likewise.
6463 (*uminv16qi3): Likewise.
6464 (sminv8hi3): Likewise.
6465 (*sminv8hi3): Likewise.
6466 (*sse4_1_smin<mode>3): Likewise.
6467 (*sse4_1_umin<mode>3): Likewise.
6469 2008-04-01 Rafael Espindola <espindola@google.com>
6471 * tree-cfg.c (verify_expr): remove in_phi.
6472 (verify_stmt): Don't call walk_tree with verify_expr. Use
6473 is_gimple_min_invariant instead of is_gimple_val.
6475 2008-04-01 Joseph Myers <joseph@codesourcery.com>
6477 * doc/include/gpl_v3.texi: Update for manpage generation.
6478 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
6480 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
6481 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
6482 gpl_v3.texi instead of gpl.texi.
6485 2008-04-01 Jakub Jelinek <jakub@redhat.com>
6488 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
6490 2008-04-01 Rafael Espindola <espindola@google.com>
6492 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
6493 (extract_code_and_val_from_cond): Use
6494 extract_code_and_val_from_cond_with_ops.
6496 2008-04-01 Jan Hubicka <jh@suse.cz>
6498 * function.c (free_after_compilation): Free epilogue_delay_list.
6499 (prepare_function_start): Assert that previous compilation was freed.
6501 2008-04-01 Jan Hubicka <jh@suse.cz>
6502 Jim Wilson <wilson@tuliptree.org>
6503 Andreas Tobler <andreast@gcc.gnu.org>
6506 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
6507 rtl.emit instead cfun->emit.
6508 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
6509 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
6511 2008-04-01 Ben Elliston <bje@au.ibm.com>
6513 * doc/c-tree.texi (Function Basics): Fix grammatical error.
6515 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
6517 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
6519 (fprofile-use): Add var flag_profile_use
6520 * coverage.c (coverage_begin_output): Do not open a gcno file for
6521 output only if -ftest-coverage is set.
6522 Do not add getpwd() to gcda file path.
6523 (build_gcov_info): Check the new flag
6524 flag_profile_datafile_relative_path.
6525 (coverage_init): Use profile_data_prefix.
6526 Read profile counter only if flag_profile_use is set.
6527 * opts.c (common_handle_option): New option fprofile-use=,
6528 fprofile-dir=, fprofile-generate=.
6529 * toplev.c (profile_data_prefix): New variable definition.
6530 * toplev.h (profile_data_prefix): New declaration.
6531 * doc/invoke.tex (Option Summary, Optimization Options):
6534 2008-03-31 James E. Wilson <wilson@tuliptree.org>
6536 * varasm.c (output_constant_pool_1): In LABEL_REF check,
6537 use tmp consistently.
6540 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
6541 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6542 UNSPEC_FR_RECIP_APPROX_RES.
6543 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
6545 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
6548 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
6550 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6553 * fold-const.c (fold_indirect_ref_1): Support accessing non first
6554 element of the vector via a pointer.
6556 2008-03-31 Ian Lance Taylor <iant@google.com>
6558 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
6560 2008-03-31 Jan Hubicka <jh@suse.cz>
6562 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6563 get_arg_pointer_save_area.
6564 * expr.c (init_expr): Just clear out rtl.expr.
6565 * function.c (free_after_compilation): Clear out whole RTL structure.
6566 (get_func_frame_size): Merge into ...
6567 (get_frame_size): ... this one.
6568 (assign_stack_local_1): Merge into ...
6569 (assign_stack_local): ... this one.
6570 (expand_function_end): Update call of get_arg_pointer_save_area.
6571 (get_art_pointer_save_area): Remove cfun argument.
6572 * function.h (emit_status): regno_pointer_align does not need length
6573 attribute. Move x_regno_reg_rtx to ...
6574 (regno_reg_rtx): ... new global array.
6575 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
6576 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
6577 apply_args_value, forced_labels, stack_pointer_delta):
6579 (struct varasm_status): Move here from varasm.c
6580 (struct rtl_data): New. Move here some fields from struct function.
6581 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6582 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6583 used_temp_slots avail_temp_slots, temp_slot_level,
6584 nonlocal_goto_handler_labels): Update accesstors.
6585 (rtl): New global variable.
6586 (struct function): Move some fileds to rtl_data.
6587 (get_arg_pointer_save_area): Update prototype.
6588 * emit-rtl.c (rtl): Declare.
6589 (regno_reg_rtx): Declare.
6590 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6592 (gen_reg_rtx): Update.
6593 (init_virtual_regs): Do not tate emit_status argument.
6594 (init_emit): Do not allocate emit.
6595 * varasm.c (varasm_statuc): Move to function.h.
6596 (n_deferred_constatns): Update accestor.
6597 (init_varasm_status): Do not allocate varasm_status.
6598 (force_const_mem, get_pool_size, output_constant_pool): Update.
6599 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6600 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6602 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
6604 PR rtl-optimization/35729
6605 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
6608 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
6611 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
6612 load/store if memory is unaligned.
6613 (*movti_rex64): Likewise.
6615 * config/i386/predicates.md (misaligned_operand): New.
6617 2008-03-31 Andrew Pinski <pinskia@gmail.com>
6620 * tree-ssa-phiopt.c (conditional_replacement): Return early for
6623 2008-03-31 Jan Beulich <jbeulich@novell.com>
6625 * config/ia64/constraints.md: Add 'j' constraint.
6626 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
6627 (movdi_internal): Likewise.
6629 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
6632 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
6634 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
6637 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
6638 proper error message for the third argument on blendpd and
6641 * config/i386/sse.md (blendbits): New.
6642 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
6644 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
6646 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
6648 2008-03-30 Richard Guenther <rguenther@suse.de>
6651 * fold-const.c (fold_sign_changed_comparison): Do leave
6652 conversions to base-types alone.
6654 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6656 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
6657 the link register if one altivec register is be saved.
6659 2008-03-30 Ben Elliston <bje@au.ibm.com>
6661 * final.c (final_scan_insn): Remove if (0) code.
6663 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
6665 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
6667 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
6669 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
6670 of V4SFmode to ix86_binary_operator_ok.
6672 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
6674 * config/i386/i386.c (override_options): Initialize
6675 ix86_veclib_handler to ix86_veclibabi_svml when
6676 -mveclibabi=svml is used.
6677 (ix86_veclibabi_svml): New function for SVML ABI style
6678 vectorization support.
6679 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
6681 2008-03-28 Rafael Espindola <espindola@google.com>
6683 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
6684 (tree_binary_nonnegative_warnv_p): Make it public.
6685 (tree_single_nonnegative_warnv_p): Make it public.
6686 (tree_invalid_nonnegative_warnv_p): Make it public.
6687 (tree_unary_nonzero_warnv_p): Make it public.
6688 (tree_binary_nonzero_warnv_p): Make it public
6689 (tree_single_nonzero_warnv_p): Make it public.
6690 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
6691 (extract_range_from_binary_expr): Split the expr argument.
6692 (extract_range_from_unary_expr): Split the expr argument.
6693 (extract_range_from_comparison): Split the expr argument.
6694 (extract_range_from_expr): Use the new aux functions.
6695 (vrp_evaluate_conditional_warnv): Use
6696 vrp_evaluate_conditional_warnv_with_ops.
6697 * tree.h (tree_unary_nonzero_warnv_p): Declare.
6698 (tree_binary_nonzero_warnv_p): Declare.
6699 (tree_single_nonzero_warnv_p): Declare.
6700 (tree_expr_nonzero_warnv_p): Declare.
6701 (tree_unary_nonnegative_warnv_p): Declare.
6702 (tree_binary_nonnegative_warnv_p): Declare.
6703 (tree_single_nonnegative_warnv_p): Declare.
6704 (tree_invalid_nonnegative_warnv_p): Declare.
6706 2008-03-28 Richard Guenther <rguenther@suse.de>
6708 PR tree-optimization/30317
6709 PR tree-optimization/30911
6710 PR tree-optimization/34793
6711 * tree-vrp.c (set_and_canonicalize_value_range): New function.
6712 (struct assert_locus_d): New member EXPR.
6713 (register_new_assert_for): Add EXPR parameter to support
6714 ASSERT_EXPR <name, expr OP limit>.
6715 (register_edge_assert_for_1): Adjust callers.
6716 (find_assert_locations): Likewise.
6717 (process_assert_insertions_for): Build condition from expression.
6718 (extract_range_from_assert): Handle ASSERT_EXPRs
6719 of the form ASSERT_EXPR <name, expr OP limit>.
6720 (register_edge_assert_for_2): New helper registering
6721 asserts for comparisons. Recognize range tests of the form
6722 (unsigned)i - CST1 OP CST2.
6723 (register_edge_assert_for_1): Use it.
6724 (register_edge_assert_for): Likewise.
6725 (needs_overflow_infinity): Integer sub-types
6726 do not need overflow infinities.
6727 (vrp_val_is_max): The extreme values of integer sub-types
6728 are those of the base type.
6729 (vrp_val_is_min): Likewise.
6730 * tree.def (ASSERT_EXPR): Document extra allowed conditional
6733 2008-03-28 Nick Clifton <nickc@redhat.com>
6736 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6737 Return GENERAL_REGS for stack adjustment reloads.
6739 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6742 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
6743 const_vector when all the vectors are constant.
6745 2008-03-27 Bob Wilson <bob.wilson@acm.org>
6747 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
6749 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
6750 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
6752 (s<code>_sf): Use new scc_sf attribute for opcode names.
6754 2008-03-27 Tom Tromey <tromey@redhat.com>
6756 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
6757 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
6758 config/spu/t-spu-elf, config/i386/t-interix,
6759 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
6760 config/i386/x-darwin, config/i386/x-mingw32,
6761 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
6762 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
6763 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
6764 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
6765 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
6766 config/rs6000/x-darwin, config/rs6000/t-rs6000,
6767 config/score/t-score-elf, config/arm/t-strongarm-pe,
6768 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
6769 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
6770 Revert automatic dependency patch.
6772 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
6775 * config/i386/i386.c (ix86_function_arg_boundary): Align
6776 decimal floating point to its natural boundary.
6778 2008-03-27 Richard Guenther <rguenther@suse.de>
6781 * fold-const.c (fold_comparison): Restrict distinct decl
6782 comparison folding to VAR_DECLs and PARM_DECLs. Do not
6783 solely rely on operand_equal_p.
6785 2008-03-27 Richard Guenther <rguenther@suse.de>
6788 * c-common.c (handle_weak_attribute): Reject combination of
6791 2008-03-27 Richard Guenther <rguenther@suse.de>
6793 PR tree-optimization/32810
6794 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
6795 conversions from DECL_INITIAL.
6796 (fold_const_aggregate_ref): Likewise from constructor elements.
6798 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
6800 * tree-affine.h (aff_combination_expand): Declare.
6801 (get_inner_reference_aff): Likewise.
6802 * tree-affine.c (aff_combination_expand): Split out from
6803 tree_to_aff_combination_expand.
6804 (get_inner_reference_aff): New function.
6805 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
6806 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
6807 (struct lim_aux_data): sm_done field removed.
6808 (mem_ref_loc_p, mem_ref_locs_p): New types.
6809 (struct mem_ref): Added id, stored, accesses_in_loop,
6810 indep_loop, dep_loop, indep_ref, dep_ref fields.
6811 Removed is_stored, locs and next fields.
6812 (memory_accesses): New variable.
6813 (movement_possibility): Do not allow moving statements
6814 that store to memory.
6815 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
6817 (determine_max_movement): For statements with memory references,
6818 find the outermost loop in that the reference is independent.
6819 (move_computations_stmt): Mark the virtual operands for renaming.
6820 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
6821 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
6822 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
6823 add_vop_ref_mapping, create_vop_ref_mapping_loop,
6824 create_vop_ref_mapping, analyze_memory_references,
6825 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
6826 get_all_locs_in_loop, ref_always_accessed_p,
6827 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
6828 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
6829 store_motion_loop, store_motion): New functions.
6830 (struct vop_to_refs_elt): New type.
6831 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
6832 memref_hash, memref_eq, hoist_memory_references): Rewritten.
6833 (schedule_sm): Replaced by...
6834 (execute_sm): ... this.
6835 (determine_lsm_ref, hoist_memory_references,
6836 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
6837 find_more_ref_vops, free_mem_ref, free_mem_refs,
6838 determine_lsm_loop, determine_lsm): Removed.
6839 (tree_ssa_lim_finalize): Free data structures used by store motion.
6840 (tree_ssa_lim): Call analyze_memory_references. Use
6841 store_motion instead of determine_lsm.
6843 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6845 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
6846 rename tmake_file to m68hc11/t-m68hc11.
6847 (mcore): Set inhibit_libc to true.
6848 * config.host (alpha*-dec-*vms*): Set extra_programs.
6849 (interix3*): Don't use host_xmake_file.
6850 * configure.ac: Let config.gcc override inhibit_libc.
6851 * configure: Regenerate.
6853 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
6854 * config/t-openbsd-thread: Remove commented out lines.
6856 * config/x-interix: Remove.
6858 * config/m68hc11/t-m68hc11-gas: Rename to...
6859 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
6861 * config/mcore/t-mcore: Remove T_CFLAGS.
6862 * config/mcore/t-mcore-pe: Likewise.
6864 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6866 * configure.ac: Replace custom __GNU_SOURCE test with
6867 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
6868 * aclocal.m4: Regenerate.
6869 * configure: Regenerate.
6870 * config.in: Regenerate.
6872 2008-03-27 Richard Guenther <rguenther@suse.de>
6874 * fold-const.c (target.h): Include.
6875 (fold_comparison): Fold comparison of addresses of decls
6876 that bind locally or of constants. Consolidate address folding code.
6877 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
6878 results from fold_binary_to_constant.
6879 (compare_values_warnv): Likewise.
6881 2008-03-27 Andrew Pinski <pinskia@gmail.com>
6884 * fold-const.c (fold_truthop): Check for integeral types when folding
6885 a == 0 && b == 0 and a != 0 || b != 0 .
6887 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
6889 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
6891 2008-03-26 Andreas Schwab <schwab@suse.de>
6893 * doc/invoke.texi: Fix use of @item vs. @itemx.
6895 2008-03-26 Tom Tromey <tromey@redhat.com>
6897 * Makefile.in (build/gensupport.o, build/print-rtl.o,
6898 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
6899 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
6900 build/gencodes.o, build/genconditions.o, build/genconfig.o,
6901 build/genconstants.o, build/genemit.o, build/genextract.o,
6902 build/genflags.o, build/genmddeps.o, build/genopinit.o,
6903 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
6906 2008-03-26 Richard Guenther <rguenther@suse.de>
6909 2008-03-26 Richard Guenther <rguenther@suse.de>
6911 * fold-const.c (target.h): Include.
6912 (fold_comparison): Fold comparison of addresses of two decls
6913 that bind locally. Consolidate address folding code.
6915 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6917 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
6918 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
6919 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
6920 dconstsqrt2, dconstthird, dconste and/or dconst10.
6921 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
6922 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
6923 dconstsqrt2, dconste): Delete.
6924 (init_emit_once): Likewise. Simplify initializing dconstm1.
6926 * real.c (get_real_const): New.
6927 * real.h (dconst3, dconst10, dconstm2, dconstthird,
6928 dconstsqrt2, dconste): Delete.
6929 (real_value_const, get_real_const): New.
6931 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
6933 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
6935 * config/i386/i386.c (ix86_function_arg_boundary): Check
6936 BIGGEST_ALIGNMENT instead of 128.
6937 (setup_incoming_varargs_64): Likewise.
6939 2008-03-26 Tom Tromey <tromey@redhat.com>
6941 * Makefile.in (DEPFILES): Add missing '/'.
6943 2008-03-26 Richard Guenther <rguenther@suse.de>
6945 * fold-const.c (target.h): Include.
6946 (fold_comparison): Fold comparison of addresses of two decls
6947 that bind locally. Consolidate address folding code.
6949 2008-03-26 Nick Clifton <nickc@redhat.com>
6952 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
6953 not allow INT+INT as a legitimate addressing mode.
6955 2008-03-26 Richard Guenther <rguenther@suse.de>
6957 * tree-flow.h (widen_bitfield): Remove declaration.
6958 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
6959 (widen_bitfield): Remove function.
6960 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
6963 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6966 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
6969 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
6971 PR rtl-optimization/35232
6972 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
6973 (forget_old_reloads_1, forget_marked_reloads): Don't clear
6974 reg_reloaded_call_part_clobbered here.
6975 (reload_regs_reach_end_p): New function.
6976 (reload_reg_rtx_for_input): New variable.
6977 (reload_reg_rtx_for_output): Likewise.
6978 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
6979 when reassigning a pseudo register. Load reloadreg from
6980 reload_reg_rtx_for_input, moving the mode and register
6982 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
6983 instead of the original when deciding whether an input reload
6984 would be a no-op or whether an output reload can be deleted.
6985 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
6986 when setting up new_spill_reg_store. Load it from
6987 reload_reg_rtx_for_output, moving the mode and register
6989 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
6990 instead of the original when deciding whether an output reload
6991 would be a no-op. Do the same when modifying insn notes.
6992 Use rtx_equal_p instead of == to compare the registers.
6993 (inherit_piecemeal_p): Take a mode and two register numbers
6995 (emit_reload_insns): Clear new_spill_reg_store for every hard
6996 register in the reload register. Remove spill registers
6997 from reg_reloaded_valid before considering whether to record
6998 inheritance information for them. Use reload_reg_rtx_for_output
6999 instead of reg_rtx when recording output reloads. Use
7000 reload_reg_rtx_for_input instead of reg_rtx when recording
7001 input reloads. Set or clear reg_reloaded_call_part_clobbered
7002 at the same time as setting reg_reloaded_valid.
7003 (delete_output_reload): Add a new_reload_reg parameter and use it
7004 instead of rld[j].reg_rtx.
7005 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
7008 2008-03-25 Tom Tromey <tromey@redhat.com>
7010 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
7011 (build/genattr.o): Likewise.
7012 (build/genattrtab.o): Likewise.
7013 (build/gencodes.o): Likewise.
7014 (build/genconfig.o): Likewise.
7015 (build/genconstants.o): Likewise.
7016 (build/genemit.o): Likewise.
7017 (build/genextract.o): Likewise.
7018 (build/genflags.o): Likewise.
7020 2008-03-25 Bob Wilson <bob.wilson@acm.org>
7022 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
7023 instead of size_int for integer types.
7024 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
7025 to match type of MINUS_EXPR.
7027 2008-03-25 Tom Tromey <tromey@redhat.com>
7029 * configure: Rebuilt.
7030 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
7033 2008-03-25 Tom Tromey <tromey@redhat.com>
7035 * config/x-solaris (host-solaris.o): Update.
7036 * config/x-linux (host-linux.o): Update.
7037 * config/x-hpux (host-hpux.o): Update.
7038 * config/x-darwin (host-darwin.o): Update.
7039 * config/v850/t-v850e (v850-c.o): Update.
7040 * config/v850/t-v850 (v850-c.o): Update.
7041 * config/t-vxworks (vxworks.o): Update.
7042 * config/t-sol2 (sol2-c.o, sol2.o): Update.
7043 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
7044 * config/spu/t-spu-elf (spu-c.o): Update.
7046 * config/sh/t-symbian (sh-c.o): Update.
7047 (symbian.o): Update.
7048 * config/sh/t-sh (sh-c.o): Update.
7049 * config/score/t-score-elf (score7.o, score3.o): Update.
7050 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
7051 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
7052 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
7053 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
7055 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7056 * config/m32c/t-m32c (m32c-pragma.o): Update.
7057 * config/ia64/t-ia64 (ia64-c.o): Update.
7058 * config/i386/x-mingw32 (host-mingw32.o): Update.
7059 * config/i386/x-i386 (driver-i386.o): Update.
7060 * config/i386/x-darwin (host-i386-darwin.o): Update.
7061 * config/i386/x-cygwin (host-cygwin.o): Update.
7062 * config/i386/t-nwld (nwld.o): Update.
7063 * config/i386/t-netware (netware.o): Update.
7064 * config/i386/t-interix (winnt.o): Update.
7065 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
7066 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
7067 msformat-c.o): Update.
7068 * config/bfin/t-bfin-linux (generated_files): Add
7069 linux-sysroot-suffix.h.
7070 * config/arm/t-wince-pe (pe.o): Update.
7071 * config/arm/t-strongarm-pe (pe.o): Update.
7072 * config/arm/t-pe (pe.o): Update.
7073 * config/arm/t-arm (arm-c.o): Update.
7074 * doc/install.texi (Prerequisites): Require make 3.80.
7075 * Makefile.in: Remove .o targets.
7076 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
7077 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
7078 (simple_generated_h, simple_generated_c): Move earlier.
7079 (generated_files): New variable.
7080 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
7081 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
7082 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
7083 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
7084 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
7085 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
7086 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
7087 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
7088 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
7089 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
7090 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
7091 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
7093 (COMPILE.base, COMPILE): New variables.
7094 (%.o): New pattern rule.
7095 (ALL_HOST_OBJS): New variable.
7096 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
7097 (dummy-checksum.o, cc1-checksum.o): Remove.
7098 (DRIVER_SHLIB): New variable.
7099 (DRIVER_DEFINES): Use it.
7100 (gencondmd.c): Move out of build/.
7101 (s-conditions): Update.
7102 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
7103 (ALL_BUILD_OBJS): Likewise.
7104 (build/%.o): Use BUILDCOMPILE.
7105 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
7106 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
7107 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
7108 build/gencheck.o, build/gencodes.o, build/genconditions.o,
7109 build/genconfig.o, build/genconstants.o, build/genemit.o,
7110 build/genextract.o, build/genflags.o, build/genmddeps.o,
7111 build/genopinit.o, build/genoutput.o, build/genpeep.o,
7112 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
7113 build/gen-protos.o, build/scan.o, build/fix-header.o,
7114 build/scan-decls.o): Simplify.
7115 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
7116 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
7117 prefix.o, toplev.o): Reduce to variable setting.
7118 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
7119 ($(out_object_file), gcc-options.o): New targets.
7120 ($(ALL_HOST_OBJS)): New target. Include dependency files.
7121 * configure: Rebuilt.
7122 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
7123 * doc/sourcebuild.texi (Front End Directory): Document new variable.
7125 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
7127 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
7128 complain when we hit an error, return ERROR_MARK_NODE.
7130 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7132 * config/sh/constraints.md (Pso, Psz): New constraints.
7133 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
7134 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
7136 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7138 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
7139 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
7141 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7143 * config/sh/sh.md (prefetch): Add condition for SH2A target.
7144 (prefetch_sh2a): New.
7146 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7147 Naveen.H.S <naveen.hs@kpitcummins.com>
7149 * config/sh/constraints.md (I28): New constraint.
7150 * config/sh/sh.c (broken_move): Add support for movi20s.
7151 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
7153 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
7154 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7155 Naveen.H.S <naveen.hs@kpitcummins.com>
7157 * config/sh/sh.c (SH_ATTRIBUTES): Define.
7158 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7159 (print_operand): Handle resbank in %@ operand code.
7160 (sh_encode_section_info): New.
7161 (push_regs): Add conditions for resbank.
7162 (sh_expand_epilogue): Likewise.
7163 (sh_insert_attributes): Likewise.
7164 (sh_attribute_table): Likewise.
7165 (sh_handle_resbank_handler_attribute): New.
7166 (sh2a_handle_function_vector_handler_attribute): New.
7167 (sh2a_is_function_vector_call): New.
7168 (sh2a_get_function_vector_number): New.
7169 (sh2a_function_vector_p): New.
7170 (sh_cfun_resbank_handler_p): New.
7171 * config/sh/sh.md (calli): Emit jsr/n if possible.
7172 (calli_tbr_rel): New.
7173 (calli_pcrel): Emit jsr/n if possible.
7174 (return_i): Emit rts/n if possible.
7175 (call_valuei_tbr_rel): New.
7176 (call_valuei_pcrel): Add condition for SH2A target.
7177 (call_value): Likewise.
7178 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
7179 (sh2a_get_function_vector_number): Likewise.
7180 (sh2a_is_function_vector_call): Likewise.
7181 * doc/extend.texi: Document TBR relative addressing of SH2A.
7182 (resbank): Add description for SH2A.
7184 2008-03-24 Richard Guenther <rguenther@suse.de>
7187 * gimplify.c (gimplify_modify_expr): For frontend type-correct
7188 pointer assignments change conversions according to middle-end rules.
7189 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
7190 * configure.ac: Include type checking in yes.
7191 * configure: Regenerate.
7193 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7195 * diagnostic.c (diagnostic_count_diagnostic): Delete.
7196 (diagnostic_report_diagnostic): Update. Handle ICEs here.
7198 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
7200 * gthr-vxworks.h (UNUSED): Define.
7202 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
7204 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
7206 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
7208 * doc/extend.texi (Function Attributes): Add missing comma in the
7209 example of the "alloc_size" attribute.
7211 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
7214 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7216 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7219 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7222 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7223 of the underlying type of a MS bitfield layout to the natural
7224 alignment of the type.
7226 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7228 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7229 to their natural alignment to avoid store forwarding stalls.
7231 2008-03-22 Richard Guenther <rguenther@suse.de>
7233 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
7234 For PHI nodes verify the address is invariant.
7235 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
7236 (get_symbol_constant_value): Use is_gimple_min_invariant.
7237 (maybe_fold_stmt_indirect): Likewise.
7239 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
7241 PR rtl-optimization/33927
7242 * Makefile.in (dse.o): Depend on $(TM_P_H).
7243 * expr.h (extract_low_bits): Declare.
7244 * expmed.c (extract_low_bits): New function.
7245 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
7246 * dse.c: Include tm_p.h.
7247 (find_shift_sequence): Remove the read_reg argument and return the
7248 read value. Emit the instructions instead of returning them.
7249 Iterate on new_mode rather than calculating it each time.
7250 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
7251 source to NEW_MODE and extract_low_bits to convert the shifted
7253 (replace_read): Allow the load and store to have different mode
7254 classes. Use extract_low_bits when SHIFT == 0. Create the shift
7255 or extraction instructions before trying the replacement. Update
7256 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
7258 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7260 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7261 to their natural alignment to avoid store forwarding stalls.
7263 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7266 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
7267 encouraging but not allowing gprs for input;
7268 change the input constraint to !f#r.
7269 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
7271 change the output constraint to !f#r.
7273 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
7276 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
7277 corresponding post-reload splitters.
7278 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
7279 when x87 FP math is selected.
7280 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
7281 New function prototype.
7282 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
7283 unreachable function to ease macroization of insn patterns.
7285 2008-03-21 Martin Jambor <mjambor@suse.cz>
7287 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
7288 reference dumps if ddr is NULL or dependence is unknown.
7290 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7292 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
7293 unsigned extension into account.
7294 (ATOMIC_COMPARE_AND_SWAP): Likewise.
7295 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
7296 Do computations on a scratch register.
7298 2008-03-21 Richard Guenther <rguenther@suse.de>
7300 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7301 Use is_gimple_min_invariant instead of TREE_INVARIANT.
7302 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
7303 * tree-ssa-dom.c (record_equality): Likewise.
7304 * tree-inline.c (copy_body_r): Likewise.
7305 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
7308 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7310 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
7311 as 'delete_unused' argument.
7313 2008-03-20 Richard Guenther <rguenther@suse.de>
7315 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7316 special casing of constant qualifiers.
7317 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
7318 care about them in general.
7319 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
7320 regardless of their type.
7321 (fold_stmt_r): Forcefully fold *& if we end up with that.
7323 2008-03-20 Paul Brook <paul@codesourcery.com>
7325 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
7326 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
7328 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
7330 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
7331 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
7333 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
7335 * common.opt (Wmudflap): New option.
7336 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
7337 (mx_register_decls): Likewise.
7338 (mudflap_finish_file): Likewise.
7339 * doc/invoke.texi: Document -Wno-mudflap.
7341 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
7343 * c-format.c (replace_format_name_to_system_name): New.
7345 (convert_format_name_to_system_name): New.
7346 (decode_format_attr): Add use of convert_format_name_to_system_name.
7347 (format_types_orig): Add gnu_ prefix to names.
7348 (check_format_info_main): Special treating of \0 escaped names for
7349 supporting multi-character format specifiers as I32, I64.
7350 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
7351 (gnu_target_overrides_format_attributes): New.
7352 * c-format.h: Add structure target_ovr_attr to hold
7353 system specific formatter names.
7354 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
7355 msformat-c.o file to c_target_objs and cxx_target_objs.
7356 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7357 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
7358 (TARGET_N_FORMAT_TYPES): New.
7359 * config/i386/msformat-c.c: New.
7360 * config/i386/t-cygming: Add build rule for msformat-c.o.
7361 * doc/extend.texi: Add new format names gnu_* and ms_* and
7363 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7365 2008-03-20 Ira Rosen <irar@il.ibm.com>
7367 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
7368 optimizations turned on under -O3.
7369 (ftree-vectorize): Add that the flag is turned on with -O3.
7371 2008-03-20 Ben Elliston <bje@au.ibm.com>
7373 * regmove.c (try_auto_increment): Fix spelling error in comment.
7374 * final.c (final_scan_insn): Likewise.
7376 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
7379 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
7380 allocator preferences for "y" and "r" class registers.
7381 ("*mov<mode>_internal"): Ditto.
7382 ("*movv2sf_internal_rex64"): Ditto.
7383 ("*movv2sf_internal"): Ditto.
7385 2008-03-19 Michael Matz <matz@suse.de>
7388 * calls.c (expand_call): Check overlap of arguments with call
7389 address for sibcalls.
7391 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7394 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7395 of the underlying type of a MS bitfield layout to the natural
7396 alignment of the type.
7398 2008-03-19 Jan Hubicka <jh@suse.cz>
7401 * toplev.c (decode_d_option): Handle all CPP flags.
7402 * tree-vrp.c: Update tree_pass descriptors.
7403 * regrename.c: Update tree_pass descriptors.
7404 * fwprop.c: Update tree_pass descriptors.
7405 * doc/invoke.texi: Remove documentation of dropped -d? flags.
7406 * tree-into-ssa.c: Update tree_pass descriptors.
7407 * tree-dump.c: Update tree_pass descriptors.
7408 * tree-complex.c: Update tree_pass descriptors.
7409 * tree-dump.h: Update tree_pass descriptors.
7410 * see.c: Update tree_pass descriptors.
7411 * cgraphbuild.c: Update tree_pass descriptors.
7412 * tracer.c: Update tree_pass descriptors.
7413 * tree-loop-distribution.c: Update tree_pass descriptors.
7414 * cgraph.c: Update tree_pass descriptors.
7415 * postreload-gcse.c: Update tree_pass descriptors.
7416 * postreload.c: Update tree_pass descriptors.
7417 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
7418 * tree-tailcall.c: Update tree_pass descriptors.
7419 * tree-pass.h (tree_opt_pass): Rename to ...
7420 (opt_pass) ... this one; add "type" field and remove letter field.
7421 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
7422 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
7423 all_lowering_passes): Update declaration.
7424 * ipa-cp.c: Update tree_pass descriptors.
7425 * final.c: Update tree_pass descriptors.
7426 * omp-low.c: Update tree_pass descriptors.
7427 * tree-ssa-dse.c: Update tree_pass descriptors.
7428 * ipa-reference.c: Update tree_pass descriptors.
7429 * tree-ssa-uncprop.c: Update tree_pass descriptors.
7430 * auto-inc-dec.c: Update tree_pass descriptors.
7431 * reorg.c: Update tree_pass descriptors.
7432 * cgraphunit.c: Update tree_pass descriptors.
7433 * tree-ssa-copyrename.c: Update tree_pass descriptors.
7434 * tree-ssa-ccp.c: Update tree_pass descriptors.
7435 * df-core.c: Update tree_pass descriptors.
7436 * mode-switching.c: Update tree_pass descriptors.
7437 * tree-nomudflap.c: Update tree_pass descriptors.
7438 * modulo-sched.c: Update tree_pass descriptors.
7439 * ipa-pure-const.c: Update tree_pass descriptors.
7440 * cse.c: Update tree_pass descriptors.
7441 * web.c: Update tree_pass descriptors.
7442 * tree-stdarg.c: Update tree_pass descriptors.
7443 * tree-ssa-math-opts.c: Update tree_pass descriptors.
7444 * tree-ssa-dom.c: Update tree_pass descriptors.
7445 * tree-nrv.c: Update tree_pass descriptors.
7446 * tree-ssa-alias.c: Update tree_pass descriptors.
7447 * loop-init.c: Update tree_pass descriptors.
7448 * gimple-low.c: Update tree_pass descriptors.
7449 * ipa-inline.c: Update tree_pass descriptors.
7450 * tree-ssa-sink.c: Update tree_pass descriptors.
7451 * global.c: Update tree_pass descriptors.
7452 * ifcvt.c: Update tree_pass descriptors.
7453 * jump.c: Update tree_pass descriptors.
7454 * predict.c: Update tree_pass descriptors.
7455 * tree-ssa-loop.c: Update tree_pass descriptors.
7456 * recog.c: Update tree_pass descriptors.
7457 * dse.c: Update tree_pass descriptors.
7458 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
7459 * tree-eh.c: Update tree_pass descriptors.
7460 * regmove.c: Update tree_pass descriptors.
7462 * function.c: Update tree_pass descriptors.
7463 * tree-vectorizer.c: Update tree_pass descriptors.
7464 * gcse.c: Update tree_pass descriptors.
7465 * ipa-type-escape.c: Update tree_pass descriptors.
7466 * tree-if-conv.c: Update tree_pass descriptors.
7467 * init-regs.c: Update tree_pass descriptors.
7468 * ipa.c: Update tree_pass descriptors.
7469 * tree-ssa-phiopt.c: Update tree_pass descriptors.
7470 * rtl-factoring.c: Update tree_pass descriptors.
7471 * lower-subreg.c: Update tree_pass descriptors.
7472 * bt-load.c: Update tree_pass descriptors.
7473 * tree-dfa.c: Update tree_pass descriptors.
7474 * except.c: Update tree_pass descriptors.
7475 * emit-rtl.c: Update tree_pass descriptors.
7476 * cfgexpand.c: Update tree_pass descriptors.
7477 * tree-cfgcleanup.c: Update tree_pass descriptors.
7478 * cfgcleanup.c: Update tree_pass descriptors.
7479 * tree-ssa-pre.c: Update tree_pass descriptors.
7480 * tree-sra.c: Update tree_pass descriptors.
7481 * tree-mudflap.c: Update tree_pass descriptors.
7482 * tree-ssa-copy.c: Update tree_pass descriptors.
7483 * cfglayout.c: Update tree_pass descriptors.
7484 * tree-ssa-forwprop.c: Update tree_pass descriptors.
7485 * tree-ssa-dce.c: Update tree_pass descriptors.
7486 * tree-ssa.c: Update tree_pass descriptors.
7487 * regclass.c: Update tree_pass descriptors.
7488 * integrate.c: Update tree_pass descriptors.
7489 * tree-optimize.c: Update tree_pass descriptors.
7490 * tree-ssa-phiprop.c: Update tree_pass descriptors.
7491 * tree-object-size.c: Update tree_pass descriptors.
7492 * combine.c: Update tree_pass descriptors.
7493 * tree-outof-ssa.c: Update tree_pass descriptors.
7494 * bb-reorder.c: Update tree_pass descriptors.
7495 * stack-ptr-mod.c: Update tree_pass descriptors.
7496 * var-tracking.c: Update tree_pass descriptors.
7497 * tree-profile.c: Update tree_pass descriptors.
7498 * tree-vect-generic.c: Update tree_pass descriptors.
7499 * reg-stack.c: Update tree_pass descriptors.
7500 * sched-rgn.c: Update tree_pass descriptors.
7501 * tree-ssa-structalias.c: Update tree_pass descriptors.
7502 * tree-cfg.c: Update tree_pass descriptors.
7503 * passes.c (current_pass): Update declaration.
7504 (finish_optimization_passes): Update.
7505 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
7506 (register_one_dump_file, register_dump_files_1, next_pass_1):
7508 (init_optimization_passes): Update handling of new types.
7509 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
7510 * ipa-struct-reorg.c: Update tree_pass descriptors.
7511 * tree-ssa-reassoc.c: Update tree_pass descriptors.
7512 * combine-stack-adj.c: Update tree_pass descriptors.
7513 * cfgrtl.c: Update tree_pass descriptors.
7514 * dce.c: Update tree_pass descriptors.
7515 * tree-ssanames.c: Update tree_pass descriptors.
7517 2008-03-19 Richard Guenther <rguenther@suse.de>
7520 * tree-ssa.c (walk_data): New structure.
7521 (warn_uninitialized_var): If not always_executed warn with "maybe"
7523 (execute_early_warn_uninitialized): Compute post-dominators.
7524 Initialize always_executed before processing each basic block.
7526 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7529 * config/i386/i386.c (x86_this_parameter): Calculate correct location
7530 of "this" pointer when "regparm = N" or "fastcall" is in effect.
7532 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7534 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
7536 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
7538 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
7540 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
7541 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
7542 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
7543 target after ignore has been set, and move there also the commputation
7544 of subtarget and original_target.
7545 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
7546 (LANG_HOOKS_INITIALIZER): Remove it.
7547 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
7549 2008-03-18 Richard Guenther <rguenther@suse.de>
7551 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
7552 found an expression with constants, note that in the VN for the lhs.
7553 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
7554 fold them to constants if possible. Run cleanup_cfg if done so.
7555 (execute_pre): Return todo.
7557 (execute_fre): Likewise.
7558 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
7560 (get_prop_source_stmt): Look through pointer conversions.
7562 2008-03-18 Jan Hubicka <jh@suse.cz>
7564 * tree-pretty-print.c: Include predict.h.
7565 (dump_generic_node): Dump predictor.
7566 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
7567 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
7568 * gimple-low.c (lower_stmt): Likewise.
7569 * expr.c (expand_expr_real): Likewise.
7570 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
7572 (build_predict_expr, build_predict_expr): New.
7573 * predict.h (predictor_name, build_predict_expr): Update.
7574 * c-typeck.c (c_finish_bc_stmt): Add prediction.
7575 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
7576 * predict.def (PRED_CONTINUE): Update hitrate.
7577 * tree.def (PREDICT_EXPR): Define.
7578 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
7579 do not handle BIND_EXPR.
7580 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
7581 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
7582 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
7585 2008-03-18 Michael Matz <matz@suse.de>
7587 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
7589 2008-03-18 Richard Guenther <rguenther@suse.de>
7591 * tree-gimple.h (is_gimple_invariant_address): Declare.
7592 (is_gimple_constant): Likewise.
7593 * tree-gimple.c (is_gimple_constant): New function.
7594 (is_gimple_invariant_address): Likewise.
7595 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
7596 and is_gimple_invariant_address.
7597 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
7599 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
7600 an addressable base.
7602 2008-03-18 Jakub Jelinek <jakub@redhat.com>
7605 * gimplify.c (gimplify_expr): Gimplify second operand of
7608 2008-03-17 Richard Guenther <rguenther@suse.de>
7610 PR tree-optimization/19637
7611 * fold-const.c (fold_unary): Remove restrictions of removing
7612 intermediate pointer-conversions (P2)(P1)P0.
7613 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
7614 conversion to void pointer.
7615 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
7617 2008-03-16 James E. Wilson <wilson@tuliptree.org>
7620 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
7621 emulated thread local variables.
7623 2008-03-16 Richard Guenther <rguenther@suse.de>
7626 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
7627 expand TREE_INVARIANT operations that are not gimple invariant.
7629 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
7631 * doc/extend.texi (Alignment): Say that the ABI controls
7632 the __alignof__ for non-strict-alignment targets rather
7633 than being a recommendation.
7635 2008-03-15 Paul Brook <paul@codesourcery.com>
7637 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
7639 (arm_output_fn_unwind): Mark functions that can not be unwound.
7641 2008-03-15 Paul Brook <paul@codesourcery.com>
7643 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
7644 extension instructions.
7646 2008-03-15 Richard Guenther <rguenther@suse.de>
7648 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
7649 and fold constant aggregate refs.
7650 (fold_const_aggregate_ref): Handle string constants
7651 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
7652 (evaluate_stmt): Simplify now that ccp_fold folds constant
7655 2008-03-15 Paul Brook <paul@codesourcery.com>
7657 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
7658 (extzv): Use gen_extzv_t2.
7659 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
7661 2008-03-15 Richard Guenther <rguenther@suse.de>
7663 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
7664 (fold_const_aggregate_ref): Likewise.
7665 (get_value): Return NULL if we don't have any values.
7666 (ccp_finalize): Set const_val to NULL after freeing it.
7667 * tree-flow.h (get_symbol_constant_value): Declare.
7668 (fold_const_aggregate_ref): Likewise.
7669 * tree-ssa-sccvn.c (try_to_simplify): Use them.
7671 2008-03-15 Richard Guenther <rguenther@suse.de>
7674 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
7675 to not produce negative array indices if not allowed. Add
7676 parameter to indicate that.
7677 (maybe_fold_offset_to_component_ref): Allow negative array
7678 indices only for the first member of a structure.
7679 (maybe_fold_offset_to_reference): Allow negative array indices.
7680 (maybe_fold_stmt_addition): Likewise.
7682 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
7683 Anatoly Sokolov <aesok@post.ru>
7685 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
7686 (avr_arch): Add ARCH_AVR6.
7687 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
7688 (initial_elimination_offset): Initialize and use 'avr_pc_size'
7689 instead of fixed value 2.
7690 (print_operand_address): Use gs() asm specifier instead of pm().
7691 (avr_assemble_integer): (Ditto.).
7692 (avr_output_addr_vec_elt): (Ditto.).
7693 (print_operand): Handle "!" code.
7694 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
7695 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
7696 (AVR_HAVE_EIJMP_EICALL): Define.
7697 (AVR_3_BYTE_PC): Redefine.
7698 (AVR_2_BYTE_PC): (Ditto.).
7699 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
7700 (LINK_SPEC): Add atmega2560 and atmega2561.
7701 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
7703 * config/avr/avr.md (call_insn): Use eicall instead of icall
7704 for 3 byte PC devices.
7705 (call_value_insn): (Ditto.).
7706 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
7707 (indirect_jump): Use only for for 2 byte PC devices.
7708 (*tablejump): (Ditto.).
7709 (*indirect_jump_avr6): Add insn.
7710 (*tablejump_rjmp): Don't use for 3 byte PC devices.
7711 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
7712 instead of ijmp for 3 byte PC devices.
7713 (__tablejump2__): (Ditto.).
7714 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
7715 (MULITLIB_DIRNAMES): (Ditto.).
7716 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
7718 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
7720 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
7721 "sse2_umulsidi3". Use V1DI mode for operand 0.
7722 ("mmx_psadbw"): Use V1DI mode for operand 0.
7723 * config/i386/i386-modes.def (V1SI): New vector mode.
7724 * config/i386/i386.c (struct builtin_description)
7725 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
7726 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
7727 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
7728 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
7729 v1di_ftype_v8qi_v8qi type.
7730 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
7732 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
7733 __builtin_ia32_pmuludq]: Fix the mode of return value.
7735 2008-03-15 Richard Guenther <rguenther@suse.de>
7738 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
7741 2008-03-14 Bob Wilson <bob.wilson@acm.org>
7743 * doc/invoke.texi (Option Summary, Xtensa Options): Document
7744 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
7745 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
7746 unless TARGET_SERIALIZE_VOLATILE is enabled.
7747 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
7748 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
7749 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
7751 2008-03-14 Richard Guenther <rguenther@suse.de>
7753 PR tree-optimization/34172
7754 * tree-flow.h (refs_may_alias_p): Declare.
7755 (get_single_def_stmt): Likewise.
7756 (get_single_def_stmt_from_phi): Likewise.
7757 (get_single_def_stmt_with_phi): Likewise.
7758 * tree-dfa.c (refs_may_alias_p): New function.
7759 (get_single_def_stmt): Likewise.
7760 (get_single_def_stmt_from_phi): Likewise.
7761 (get_single_def_stmt_with_phi): Likewise.
7762 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
7763 (vn_reference_lookup_1): New helper function.
7764 (vn_reference_lookup): Walk the virtual use-def chain to
7765 continue searching for a match if the def does not alias the
7766 reference we are looking for.
7768 2008-03-14 David Edelsohn <edelsohn@gnu.org>
7770 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
7771 archive and Perzl. Update The Written Word listing.
7773 2008-03-14 Richard Guenther <rguenther@suse.de>
7775 PR tree-optimization/34043
7776 PR tree-optimization/33989
7777 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
7779 (bitmap_find_leader): Use extra argument to verify dominance
7780 relationship inside a basic-block.
7781 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
7782 (find_leader_in_sets): Adjust.
7783 (create_component_ref_by_pieces): Take extra argument for
7784 dominance check, handle lookup failures.
7785 (find_or_generate_expression): Likewise.
7786 (create_expression_by_pieces): Likewise.
7787 (insert_into_preds_of_block): Adjust.
7788 (create_value_expr_from): If asked for, verify all operands
7789 are in the blocks AVAIL_OUT set.
7790 (make_values_for_stmt): Check for SSA_NAMEs that are life
7791 over an abnormal edge.
7792 (compute_avail): Remove such check.
7793 (do_SCCVN_insertion): New function.
7794 (eliminate): If we do not find a leader suitable for replacement
7795 insert a replacement expression from SCCVN if available.
7796 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
7797 (struct vn_ssa_aux): Add needs_insertion flag.
7798 * tree-ssa-sccvn.c (may_insert): New global flag.
7799 (copy_reference_ops_from_ref): Value-number union member access
7800 based on its size, not type and member if insertion is allowed.
7801 (visit_reference_op_load): For a weak match from union type
7802 punning lookup a view-converted value and insert a SSA_NAME
7803 for that value if that is not found.
7804 (visit_use): Make dumps shorter. Do not disallow value numbering
7805 SSA_NAMEs that are life over an abnormal edge to constants.
7806 (free_scc_vn): Release inserted SSA_NAMEs.
7807 (run_scc_vn): New flag to specify whether insertion is allowed.
7808 Process SSA_NAMEs in forward order.
7809 * tree-ssa-loop-im.c (for_each_index): Handle invariant
7810 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
7811 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
7812 pointer type to/from integral types that do not change the
7813 precision to regular conversions.
7815 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7817 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7818 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7819 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
7820 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
7821 input arguments and the mode of return value. Built-in functions
7822 that operate on whole 64-bit MMX register now use V1DI mode.
7824 2008-03-13 Alon Dayan <alond@il.ibm.com>
7825 Olga Golovanevsky <olga@il.ibm.com>
7827 PR tree-optimization/35041
7828 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
7829 to locate the right position in a statement.
7831 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7835 * config/i386/xmmintrin.h: Change all static inline functions to
7836 extern inline and add __gnu_inline__ attribute.
7837 * config/i386/bmintrin.h: Ditto.
7838 * config/i386/smmintrin.h: Ditto.
7839 * config/i386/tmmintrin.h: Ditto.
7840 * config/i386/mmintrin-common.h: Ditto.
7841 * config/i386/ammintrin.h: Ditto.
7842 * config/i386/emmintrin.h: Ditto.
7843 * config/i386/pmmintrin.h: Ditto.
7844 * config/i386/mmintrin.h: Ditto.
7845 * config/i386/mm3dnow.h: Ditto.
7847 2008-03-13 Jakub Jelinek <jakub@redhat.com>
7850 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
7851 (lower_omp_2): New function.
7852 (lower_omp_1, lower_omp): Rewritten.
7854 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
7857 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
7858 with the phrase "Microsoft Windows compilers".
7859 (Push/Pop Macro Pragmas): New subsection. Document
7860 #pragma push_macro and pragma pop_macro.
7862 2008-03-12 Paul Brook <paul@codesourcery.com>
7864 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
7866 2008-03-12 Paul Brook <paul@codesourcery.com>
7868 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
7869 (thumb2_alusi3_short): Exclude PLUS and MINUS.
7870 (thumb2_addsi_shortim): Rename ...
7871 (thumb2_addsi_short): ... to this. Allow register operands.
7872 (thumb2_subsi_short): New pattern.
7873 (thumb2_one_cmplsi2_short,
7874 thumb2_negsi2_short): New patterns and peepholes.
7876 2008-03-12 Paul Brook <paul@codesourcery.com>
7878 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
7880 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
7882 * config/i386/i386.md (int_cond): New code iterator.
7884 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
7885 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
7886 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
7887 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
7888 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
7889 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
7890 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
7891 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
7893 2008-03-12 Paul Brook <paul@codesourcery.com>
7895 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
7896 instead of {arm,thumb}_compute_save_reg_mask.
7897 (output_return_instruction): Ditto.
7898 (thumb_unexpanded_epilogue): Ditto.
7899 (thumb1_expand_prologue): Ditto.
7900 (thumb1_output_function_prologue): Ditto.
7901 (arm_set_return_address): Ditto.
7902 (thumb_set_return_address): Ditto.
7903 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
7904 regs to achieve stack alignment.
7905 (thumb1_compute_save_reg_mask): Fix compiler warning.
7906 (arm_output_epilogue): Use offsets->saved_regs_mask.
7907 Adjust stack pointer by poping call clobered registers.
7908 (arm_expand_prologue): Use offsets->saved_regs_mask.
7909 Adjust stack pointer by pushing extra registers.
7910 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
7912 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
7915 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
7916 conversion to the operands of a multiplication.
7918 2008-03-12 Richard Guenther <rguenther@suse.de>
7920 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
7921 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
7922 * timevar.def (TV_TREE_PHIPROP): Add.
7923 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
7924 pass description. Use TV_TREE_PHIPROP.
7925 * tree-ssa-forwprop.c: Remove phiprop code.
7927 2008-03-12 Jakub Jelinek <jakub@redhat.com>
7930 * omp-low.c (maybe_lookup_decl): Constify first argument.
7931 (use_pointer_for_field): Change last argument from bool to
7932 omp_context *. Disallow shared copy-in/out in nested
7933 parallel if decl is shared in outer parallel too.
7934 (build_outer_var_ref, scan_sharing_clauses,
7935 lower_rec_input_clauses, lower_copyprivate_clauses,
7936 lower_send_clauses, lower_send_shared_vars): Adjust callers.
7938 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
7939 Ira Rosen <irar@il.ibm.com>
7941 * tree-vectorizer.c (free_stmt_vec_info): New function.
7942 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
7943 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
7944 * tree-vectorizer.h (free_stmt_vec_info): Declare.
7945 * tree-vect-transform.c (vectorizable_conversion): Free
7946 vec_oprnds0 if it was allocated.
7947 (vect_permute_store_chain): Remove unused VECs.
7948 (vectorizable_store): Free VECs that are allocated in the..
7950 (vect_transform_strided_load, vectorizable_load): Likewise.
7951 (vect_remove_stores): Simplify the code.
7952 (vect_transform_loop): Move code to vect_remove_stores().
7953 Call vect_remove_stores() and free_stmt_vec_info().
7955 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7957 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
7958 TARGET_HPUX. Revise comment.
7959 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
7960 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
7961 Use sr4 variant of `be' instruction when not generating PIC code.
7962 (attr_length_call): Adjust for above change.
7964 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7966 * ipa-reference.c (static_execute): Remove module_statics_const and
7967 associated setting code.
7969 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7972 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
7973 predicate for operand 1.
7974 (paritysi2_cmp): Use register_operand predicate for operand 2.
7975 Use earlyclobber modifier for operand 1. Remove support for
7977 (paritydi2_cmp): Use register_operand predicate for operand 3.
7978 Use earlyclobber modifier for operand 1. Remove support for
7981 2008-03-11 Paul Brook <paul@codesourcery.com>
7982 Vladimir Prus <vladimir@codesourcery.com>
7984 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
7985 (arm_compute_save_reg0_reg12_mask): Always
7986 check if register 11 must be saved. Always safe hard frame pointer
7987 when frame_pointer_needeed.
7988 (arm_compute_save_reg_mask): Save IP and PC
7989 only with apcs frames.
7990 (arm_output_epilogue): Adjust Thumb2 codepath to
7991 be also invoked and work for ARM non-apcs frames.
7992 (arm_expand_prologue): Don't bother saving IP
7993 for non-apcs frame, since it's not clobbered by
7994 prologue code. Implement non-apcs frame
7997 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7999 PR rtl-optimization/35281
8000 * expr.c (convert_move): Use a new pseudo for the intermediate
8001 from_mode->word_mode result.
8003 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8005 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
8006 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
8007 * toplev.c (compile_file): Don't call it.
8009 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8012 * expr.c (store_expr): Call emit_block_move if the mode
8013 of "temp" RTX is BLKmode.
8015 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8016 Richard Guenther <rguenther@suse.de>
8018 PR tree-optimization/31358
8019 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
8020 the step with a NULL_TREE.
8021 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
8022 to sizetype if type is a pointer type.
8023 (add_candidate_1): Don't convert the base and step to
8024 the generic type if the orginal type is a pointer type.
8025 (add_iv_value_candidates): Use sizetype for the step
8026 if type is a pointer type.
8027 (cand_value_at): Likewise.
8028 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8030 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
8031 Don't convert the tem affine to the type.
8032 (add_elt_to_tree): Use sizetype for the step if a pointer.
8033 Use POINTER_PLUS_EXPR for pointers.
8034 (aff_combination_to_tree): Use sizetype for the step if a
8037 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
8039 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
8040 Remove commutativity hint.
8042 2008-03-10 Jakub Jelinek <jakub@redhat.com>
8046 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
8047 errorneous type. Check that v is a VAR_DECL.
8050 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
8052 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
8054 PR tree-optimization/35494
8055 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
8056 may be overriden at link and run time.
8058 2008-03-10 Richard Guenther <rguenther@suse.de>
8060 PR tree-optimization/34677
8061 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
8062 (poolify_tree): Likewise.
8063 (modify_expr_template): Likewise.
8064 (poolify_modify_stmt): Likewise.
8065 (insert_fake_stores): Handle all component-ref style stores
8066 in addition to INDIRECT_REF. Also handle complex types.
8067 Do not poolify the inserted load.
8068 (realify_fake_stores): Do not rebuild the tree but only
8069 make it a SSA_NAME copy.
8070 (init_pre): Remove initialzation of modify_expr_template.
8071 Do not allocate modify_expr_node_pool.
8072 (fini_pre): Do not free modify_expr_node_pool.
8074 2008-03-10 Paul Brook <paul@codesourcery.com>
8076 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
8079 2008-03-10 Paul Brook <paul@codesourcery.com>
8080 Mark Shinwell <shinwell@codesourcery.com>
8082 * config/arm/cortex-r4.md: New.
8083 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
8085 * config/arm/arm.md: Include cortex-r4.md.
8086 (insn): Add smmls, sdiv and udiv values.
8087 (generic_sched): Don't use generic scheduling for Cortex-R4.
8088 (arm_issue_rate): New function.
8089 (TARGET_SCHED_ISSUE_RATE): Define.
8091 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
8093 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
8095 2008-03-10 Richard Guenther <rguenther@suse.de>
8097 * tree-ssa-pre.c (get_sccvn_value): Simplify.
8098 (compute_avail): Do not add stmt uses to AVAIL_OUT.
8100 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
8102 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
8103 Set default to true.
8105 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8107 * c.opt (Wsynth): Deprecate.
8108 * doc/invoke.texi (Option Summary, Warning Options): Document
8109 -Wno-format-contains-nul.
8111 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
8114 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
8115 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
8117 2008-03-09 Ira Rosen <irar@il.ibm.com>
8119 * config/rs6000/rs6000.c (builtin_description): Rename vector
8120 left shift operations.
8121 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
8122 (altivec_vsl<VI_char>): Rename to ...
8123 (ashl<mode>3): ... new name.
8124 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
8126 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
8128 2008-03-08 Richard Guenther <rguenther@suse.de>
8130 * coverage.h (tree_coverage_counter_addr): Declare.
8131 * coverage.c (tree_coverage_counter_addr): New function.
8132 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
8134 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
8135 (tree_gen_one_value_profiler): Likewise.
8136 (tree_gen_ic_profiler): Likewise.
8137 (tree_gen_average_profiler): Likewise.
8138 (tree_gen_ior_profiler): Likewise.
8140 2008-03-08 Richard Guenther <rguenther@suse.de>
8142 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
8143 (vn_binary_op_insert): Likewise.
8144 (vn_unary_op_lookup): Likewise.
8145 (vn_unary_op_insert): Likewise.
8146 (vn_nary_op_lookup): Declare.
8147 (vn_nary_op_insert): Likewise.
8148 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
8149 and binary hashes, use a single obstack for unary_op_pool
8151 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
8152 a single struct vn_nary_op_s. Store tree code length and
8153 a variable number of operands.
8154 (struct vn_reference_op_struct): Remove unused op2.
8155 (vn_reference_op_eq): Do not compare op2.
8156 (vn_reference_op_compute_hash): Do not compute hash of op2.
8157 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
8158 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
8159 with vn_nary_op_compute_hash.
8160 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
8161 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
8163 (vn_unary_op_insert, vn_binary_op_insert): Replace with
8165 (visit_unary_op): Call nary functions.
8166 (visit_binary_op): Likewise.
8167 (process_scc): Adjust for struct vn_tables_s changes.
8168 (allocate_vn_table): Likewise.
8169 (free_vn_table): Likewise.
8170 * tree-vn.c (vn_add): Call nary functions.
8171 (vn_lookup): Likewise.
8173 2008-03-08 Jakub Jelinek <jakub@redhat.com>
8176 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
8177 wdst back after sync_compare_and_swapqhi_internal.
8179 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
8182 * config/i386/i386-modes.def (V1DI): New vector mode.
8183 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
8184 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
8185 (MMXMODE248): Ditto.
8186 (MMXMODE): Add V1DI mode.
8187 (mmxvecsize): Change DI mode to V1DI mode.
8188 ("mov<mode>): Use MMXMODEI8 mode iterator.
8189 ("*mov<mode>_internal_rex64"): Ditto.
8190 ("*mov<mode>_internal"): Ditto.
8191 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
8192 ("mmx_sub<mode>3"): Ditto.
8193 ("mmx_adddi3"): Remove insn pattern.
8194 ("mmx_subdi3"): Ditto.
8195 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
8196 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
8197 ("mmx_ashl<mode>3"): Ditto.
8198 ("mmx_lshrdi3"): Remove insn pattern.
8199 ("mmx_ashldi3"): Ditto.
8200 * config/i386/i386.c (classify_argument): Handle V1DImode.
8201 (function_arg_advance_32): Ditto.
8202 (function_arg_32): Ditto.
8203 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
8204 mmx_addv1di3 insn pattern.
8205 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
8206 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
8207 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
8208 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
8209 Remove definitions of built-in functions.
8210 (V1DI_type_node): New node.
8211 (v1di_ftype_v1di_int): Ditto.
8212 (v1di_ftype_v1di_v1di): Ditto.
8213 (v2si_ftype_v2si_si): Ditto.
8214 (v4hi_ftype_v4hi_di): Remove node.
8215 (v2si_ftype_v2si_di): Ditto.
8216 (ix86_init_mmx_sse_builtins): Handle V1DImode.
8217 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
8218 Redefine builtins using def_builtin_const with *_ftype_*_int node.
8219 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
8220 Add new builtins using def_builtin_const.
8221 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
8222 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
8223 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
8224 * config/i386/mmintrin.h (__v1di): New typedef.
8225 (_mm_add_si64): Cast arguments to __v1di type.
8226 (_mm_sub_si64): Ditto.
8227 (_mm_sll_pi16): Cast __count to __v4hi type.
8228 (_mm_sll_pi32): Cast __count to __v2si type.
8229 (_mm_sll_si64): Cast arguments to __v1di type.
8230 (_mm_srl_pi16): Cast __count to __v4hi type.
8231 (_mm_srl_pi32): Cast __count to __v2si type.
8232 (_mm_srl_si64): Cast arguments to __v1di type.
8233 (_mm_sra_pi16): Cast __count to __v4hi type.
8234 (_mm_sra_pi32): Cast __count to __v2si type.
8235 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
8236 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
8237 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
8238 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
8239 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
8240 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
8241 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
8242 (_mm_srai_pi32): Use __builtin_ia32_psradi.
8243 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
8244 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8245 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8246 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
8248 2008-03-07 Joseph Myers <joseph@codesourcery.com>
8250 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
8252 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
8255 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
8256 reg+const addressing for Altivec modes. Don't generate reg+reg
8257 addressing for TFmode or TDmode quantities.
8259 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
8261 * c-common.c (vector_types_convertible_p): Call langhook
8262 instead of comptypes.
8264 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8267 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
8268 integral and scalar float variables which have a
8271 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
8273 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
8274 dwarf_register_span hook when emitting unwind information for
8275 register-to-memory saves.
8276 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
8277 (rs6000_frame_related): Remove call to spe_synthesize_frame.
8279 2008-03-06 Jakub Jelinek <jakub@redhat.com>
8281 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
8282 for the same VAR_DECL.
8284 2008-03-06 Tom Tromey <tromey@redhat.com>
8287 * doc/standards.texi (Standards): Don't mention treelang.
8288 * doc/invoke.texi (Overall Options): Don't mention treelang.
8289 * doc/install.texi (Prerequisites): Don't mention bison or
8291 (Configuration): Don't mention treelang.
8292 (Building): Likewise.
8293 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
8295 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
8297 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
8298 word-extractions out of a multi-word object.
8300 2008-03-06 Richard Guenther <rguenther@suse.de>
8302 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
8303 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
8304 result type and precision.
8305 * expr.c (get_inner_reference): Set unsignedp based on the result
8306 type of BIT_FIELD_REF.
8307 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
8308 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
8309 (try_instantiate_multiple_fields): Likewise. Use the correct type
8311 (sra_build_assignment): Likewise.
8312 (sra_build_elt_assignment): Likewise.
8313 (sra_explode_bitfield_assignment): Likewise.
8314 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
8315 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
8316 set BIT_FIELD_REF_UNSIGNED.
8317 (vectorizable_load): Likewise.
8319 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
8321 * cse.c (cse_extended_basic_block): Invalidate artificial defs
8324 2008-03-06 Richard Guenther <rguenther@suse.de>
8326 * alias.c (struct alias_set_entry): Move has_zero_child field
8327 to pack with alias_set.
8329 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8331 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8334 2008-03-05 Ian Lance Taylor <iant@google.com>
8336 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
8338 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8340 * fwprop.c (update_df): Support width and offset parameters of
8342 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
8343 global_conflicts): Change DF_REF_EXTRACT to either
8344 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8345 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8346 * df-scan.c (df_ref_record, df_defs_record,
8347 df_ref_create_structure, df_def_record_1, df_uses_record,
8348 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
8349 df_bb_refs_collect, df_entry_block_defs_collect,
8350 df_exit_block_uses_collect): Support new width and offset fields.
8351 (ref_extract_pool): New storage pool.
8352 (df_free_ref): New function.
8353 (df_reg_chain_unlink, df_free_collection_rec,
8354 df_sort_and_compress_refs): Call df_free_ref.
8355 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
8357 (df_ref_create_structure): Allocate df_ref_extract if offset and
8358 width fields are used.
8359 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
8360 (df_uses_record): Get offset and width from ZERO_EXTRACT
8362 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
8363 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8364 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8365 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
8366 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8367 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8368 (df_ref_extract): New structure.
8369 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
8370 (df_ref_create): Add width and offset parameters.
8372 2008-03-05 Richard Guenther <rguenther@suse.de>
8374 * tree-ssa-structalias.c (get_constraint_for_component_ref):
8375 Use ranges_overlap_p.
8376 (offset_overlaps_with_access): Rename
8377 to ranges_overlap_p and move ...
8378 * tree-flow-inline.h (ranges_overlap_p): ... here.
8380 * tree.h (get_inner_reference, handled_component_p): Update
8383 * tree.h (record_component_aliases, get_alias_set,
8384 alias_sets_conflict_p, alias_sets_must_conflict_p,
8385 objects_must_conflict_p): Move declarations ...
8386 * alias.h (record_component_aliases, get_alias_set,
8387 alias_sets_conflict_p, alias_sets_must_conflict_p,
8388 objects_must_conflict_p): ... here.
8389 Include coretypes.h.
8390 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
8392 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
8394 * cfg.c: Include tree-flow.h.
8395 (remove_edge_raw): Call redirect_edge_var_map_clear.
8396 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
8397 * tree-flow-inline.h (redirect_edge_var_map_def): New.
8398 (redirect_edge_var_map_result): New.
8399 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
8400 PENDING_STMT use with redirect_edge_var_map_*.
8401 * tree-ssa.c (edge_var_maps): New definition.
8402 (redirect_edge_var_map_add): New.
8403 (redirect_edge_var_map_clear): New.
8404 (redirect_edge_var_map_dup): New.
8405 (redirect_edge_var_map_vector): New.
8406 (redirect_edge_var_map_destroy): New.
8407 (ssa_redirect_edge): Replace PENDING_STMT use with
8408 redirect_edge_var_map_*.
8409 (flush_pending_stmts): Same.
8410 (delete_tree_ssa): Destroy edge var map.
8411 * tree-flow.h (struct _edge_var_map): New.
8412 Define edge_var_map vector type.
8413 Declare redirect_edge_var_map_* prototypes.
8414 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
8415 * tree-cfg.c (reinstall_phi_args): Replace
8416 PENDING_STMT use with redirect_edge_var_map_*.
8418 2008-03-05 Richard Guenther <rguenther@suse.de>
8420 PR tree-optimization/35472
8421 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
8422 whose single use_stmt has a overlapping set of loaded and
8423 stored symbols as that use_stmt might be a noop assignment then.
8425 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8427 * gthr-rtems.h: Implement __gthread_mutex_destroy.
8429 2008-03-05 Richard Guenther <rguenther@suse.de>
8432 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
8433 should be constants.
8434 * tree-cfg.c (verify_expr): Verify it.
8435 * fold-const.c (fold_truthop): Remove code generating
8436 BIT_FIELD_REFs of structure bases.
8437 (fold_binary): Likewise.
8438 (fold_ternary): Position and size of BIT_FIELD_REFs are
8439 always host integers.
8440 (make_bit_field_ref): Remove.
8441 (optimize_bit_field_compare): Remove.
8442 (all_ones_mask_p): Remove.
8444 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
8447 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
8448 (split_block_and_df_analyze): New. Split basic block and rebuild
8450 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
8452 (split_pattern_seq): Likewise.
8453 (erase_matching_seqs): Likewise.
8454 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
8456 2008-03-04 Geoff Keating <geoffk@apple.com>
8458 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
8459 declaration and code.
8460 (tree_invalid_nonnegative_warnv_p): Likewise.
8462 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8464 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
8465 examples. Truncate option-names then causing overfull hbox.
8467 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8470 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
8472 * configure: Rebuilt.
8474 2008-03-04 Rafael Espindola <espindola@google.com>
8476 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
8477 (tree_unary_nonnegative_warnv_p): New.
8478 (tree_binary_nonnegative_warnv_p): New.
8479 (tree_single_nonnegative_warnv_p): New.
8480 (tree_invalid_nonnegative_warnv_p): New.
8481 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
8483 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8486 * opts.c (handle_option): Postpone 'unknown option' errors only for
8489 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
8492 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
8495 2008-03-04 Rafael Espindola <espindola@google.com>
8497 * fold-const.c (tree_unary_nonzero_warnv_p): New.
8498 (tree_binary_nonzero_warnv_p): New.
8499 (tree_single_nonzero_warnv_p): New.
8500 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
8502 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
8505 * fold-const.c (fold_cond_expr_with_comparison): Prevent
8506 transformations for modes that have signed zeros.
8507 * ifcvt.c (noce_try_abs): Ditto.
8509 2008-03-04 Joseph Myers <joseph@codesourcery.com>
8511 * config/i386/i386.c (override_options): Force
8512 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
8514 2008-03-04 Jan Hubicka <jh@suse.cz>
8517 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
8520 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8522 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
8523 label to probe the stack.
8525 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8527 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
8528 (__gthr_win32_mutex_destroy): Declare.
8529 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
8530 __gthr_win32_mutex_destroy.
8531 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
8533 2008-03-03 Jan Hubicka <jh@suse.cz>
8536 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
8537 aggressive on inlining cold calls.
8539 2008-03-03 Richard Guenther <rguenther@suse.de>
8541 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
8542 struct copies into the expression table.
8543 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
8544 (try_to_simplify): Likewise.
8545 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
8546 integral and pointer arguments which do not change the
8547 precision to NOP_EXPRs.
8548 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
8549 VIEW_CONVERT_EXPR case.
8551 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
8553 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
8554 defined in a loop at depth 0 is invariant.
8555 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8556 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
8557 be called at loop depth 0.
8559 2008-03-02 Jakub Jelinek <jakub@redhat.com>
8562 * gcc.c (process_command): Update copyright notice dates.
8563 * gcov.c (print_version): Likewise.
8564 * gcov-dump.c (print_version): Likewise.
8565 * mips-tfile.c (main): Likewise.
8566 * mips-tdump.c (main): Likewise.
8568 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8571 * c-common.c (flag_permissive): Delete.
8572 (constant_expression_warnings): Check flags first.
8573 (constant_expression_error): New.
8574 * c-common.h (flag_permissive): Delete.
8575 (constant_expression_error): Declare.
8576 * flags.h (flag_permissive): Declare. Update description.
8577 * diagnostic.c (pedwarn): Update.
8579 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
8580 (permissive_error_kind): New.
8581 * toplev.c (flag_permissive): Define. Update description.
8582 * toplev.h (permissive_error_kind): Declare.
8583 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
8584 (pedwarn_c90): Use pedantic_warning_kind.
8585 * c-opts.c (c_common_post_options): flag_permissive does not affect
8586 flag_pedantic_errors.
8588 2008-03-02 Joseph Myers <joseph@codesourcery.com>
8590 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
8591 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
8592 __absvsi2, __absvDI2): Use unsigned arithmetic.
8594 2008-03-02 Andi Kleen <ak@suse.de>
8595 Richard Guenther <rguenther@suse.de>
8597 * struct-equiv.c: Remove file.
8598 * cfg_cleanup.c (condjump_equiv_p): Remove.
8599 * Makefile.in (OBJS-common): Remove struct-equiv.o.
8600 (struct-equiv.o): Remove rule.
8601 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
8602 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
8603 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
8605 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8607 * ifcvt.c (noce_process_if_block): Try to handle only the then
8608 block if the else block exists but isn't suitable.
8610 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8613 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
8614 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
8615 regression from previous patch.
8617 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8620 * gthr.h: Add __gthread_mutex_destroy as a function that must be
8622 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
8623 * gthr-single.h (__gthread_mutex_destroy): Likewise.
8624 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
8625 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
8626 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
8627 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
8628 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
8629 (__gthread_mutex_destroy_function): Rename to
8630 __gthread_mutex_destroy.
8631 * gthr-dce.h (__gthread_mutex_destroy): Call
8632 pthread_mutex_destroy.
8633 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
8634 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
8635 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
8637 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8639 * df-scan.c (df_ref_chain_change_bb): Simplify.
8640 (df_insn_change_bb): Add new_bb argument. Simplify. Call
8641 set_block_for_insn if there's any change.
8642 * df.h ((df_insn_change_bb): Fix prototype.
8643 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
8644 df_insn_change_bb, don't call set_block_for_insn.
8645 * emit-rtl.c (reorder_insns): Likewise.
8646 * haifa-sched.c (move_insn): Likewise.
8648 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8650 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
8652 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8654 * tree-flow-inline.h (next_readonly_imm_use): Return
8655 NULL_USE_OPERAND_P after the end.
8657 2008-03-01 Richard Guenther <rguenther@suse.de>
8659 PR tree-optimization/35411
8660 * tree-sra.c (sra_build_assignment): Split conversion to
8661 final type to a separate statement if we are not assigning
8664 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8666 * fold-const.c (fold_convertible_p): Correct the logic to follow
8667 that in fold_convert().
8669 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
8672 * tree-inline.c (build_duplicate_type): When we make a
8673 duplicate type, make it unique in the canonical types system.
8675 2008-02-29 Tom Tromey <tromey@redhat.com>
8677 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
8678 input_file_stack_history, input_file_stack_restored): Remove.
8679 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8680 * input.h (struct file_stack): Remove.
8681 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8682 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
8684 * diagnostic.h (struct diagnostic_context) <last_module>: Change
8686 (diagnostic_last_module_changed): Add 'map' argument.
8687 (diagnostic_set_last_function): Likewise.
8688 * diagnostic.c (undiagnostic_report_current_module): Iterate using
8689 line map, not input_file_stack.
8690 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
8692 2008-02-29 Paul Brook <paul@codesourcery.com>
8694 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
8696 2008-02-29 Paul Brook <paul@codesourcery.com>
8698 * config/arm/ieee754-df.S (muldf3): Use RET macros.
8700 2008-02-29 Richard Guenther <rguenther@suse.de>
8702 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
8704 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
8705 value for comparing for a store match.
8706 (simplify_unary_expression): Do nothing for SSA_NAMEs.
8707 (try_to_simplify): Do not do a full-blown reference lookup.
8709 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8711 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
8712 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8714 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
8716 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
8718 * tree-loop-linear.c (try_interchange_loops): Compare memory access
8719 strides against cache sizes.
8721 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8723 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
8726 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
8728 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
8729 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
8730 is smaller than the original promoted value.
8731 (simplify_subreg): If OP is a SUBREG, try to preserve its
8732 SUBREG_PROMOTED_VAR_P information.
8734 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
8736 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
8737 (VN_INFO_GET): Allocate new objects on the obstack.
8738 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
8739 for rpo_numbers_temp, for consistency.
8740 (free_scc_vn): Free the obstack.
8742 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
8744 * doc/invoke.texi: Document -ftree-loop-distribution.
8745 * tree-loop-distribution.c: New.
8746 * tree-pass.h (pass_loop_distribution): New.
8747 * graphds.h (struct graph): Add htab_t indices.
8748 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
8749 * tree-vectorizer.c (rename_variables_in_loop): Extern.
8750 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
8751 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
8752 * tree-data-ref.c (debug_data_dependence_relations): New.
8753 (dump_data_dependence_relation): Also print data references.
8754 (free_data_ref): Extern.
8755 (same_access_functions): Moved...
8756 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
8757 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8758 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
8759 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
8760 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
8761 (stmts_from_loop): Skip LABEL_EXPR.
8762 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
8764 (build_rdg): Initialize rdg->indices htab.
8765 (free_rdg, stores_from_loop, ref_base_address,
8766 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
8767 have_similar_memory_accesses_1, ref_base_address_1,
8768 remove_similar_memory_refs): New.
8769 * tree-data-ref.h: Depend on tree-chrec.h.
8770 (debug_data_dependence_relations, free_data_ref): Declared.
8771 (same_access_functions): ... here.
8772 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
8774 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
8775 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
8776 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
8777 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8778 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
8779 rdg_vertex_for_stmt): Declared.
8780 (struct rdg_edge): Add level.
8782 (free_rdg, stores_from_loop, remove_similar_memory_refs,
8783 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
8785 (rdg_has_similar_memory_accesses): New.
8786 * tree-vect-analyze.c: Remove unused static decls.
8787 * lambda.h (dependence_level): New.
8788 * common.opt (ftree-loop-distribution): New.
8789 * tree-flow.h (mark_virtual_ops_in_bb,
8790 slpeel_tree_duplicate_loop_to_edge_cfg,
8791 rename_variables_in_loop): Declared.
8792 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
8793 (OBJS-common): Add tree-loop-distribution.o.
8794 (tree-loop-distribution.o): New rule.
8795 * tree-cfg.c (mark_virtual_ops_in_bb): New.
8796 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
8797 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
8799 2008-02-28 Joseph Myers <joseph@codesourcery.com>
8802 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
8803 other than structures and unions.
8805 2008-02-28 Richard Guenther <rguenther@suse.de>
8808 2008-02-26 Richard Guenther <rguenther@suse.de>
8810 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8811 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8812 (lookup_decl_from_uid): Declare.
8813 (remove_decl_from_map): Likewise.
8814 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8815 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8816 (decl_for_uid_map): New global hashtable mapping DECL_UID
8818 (init_ttree): Allocate it.
8819 (insert_decl_to_uid_decl_map): New helper function.
8820 (make_node_stat): Insert new decls into the map.
8821 (copy_node_stat): Likewise.
8822 (lookup_decl_from_uid): New function.
8823 (remove_decl_from_map): Likewise.
8824 (print_decl_for_uid_map_statistics): New helper.
8825 (dump_tree_statistics): Call it.
8827 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8828 (referenced_var_iterator): Adjust.
8829 (FOR_EACH_REFERENCED_VAR): Adjust.
8830 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8831 (num_referenced_vars): Adjust.
8832 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8833 (first_referenced_var): Remove.
8834 (end_referenced_vars_p): Likewise.
8835 (next_referenced_var): Likewise.
8836 (referenced_var_iterator_set): New helper function.
8837 * tree-dfa.c (referenced_var_lookup): Adjust.
8838 (referenced_var_check_and_insert): Likewise.
8839 (remove_referenced_var): Likewise.
8840 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8841 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8842 (verify_call_clobbering): Likewise.
8843 (verify_memory_partitions): Likewise.
8844 (init_tree_ssa): Allocate bitmap instead of hashtable for
8846 (delete_tree_ssa): Adjust.
8847 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8848 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8849 (compute_tag_properties): Likewise.
8850 (set_initial_properties): Likewise.
8851 (find_partition_for): Likewise.
8852 (update_reference_counts): Likewise.
8853 (dump_may_aliases_for): Likewise.
8854 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8855 (add_call_clobber_ops): Likewise.
8856 (add_call_read_ops): Likewise.
8857 (get_asm_expr_operands): Likewise.
8858 * tree-into-ssa.c (dump_decl_set): Likewise.
8859 (update_ssa): Likewise.
8860 * tree-sra.c (scan_function): Likewise.
8861 (decide_instantiations): Likewise.
8862 (scalarize_parms): Likewise.
8863 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8864 (dsa_named_for): Likewise.
8865 * tree-ssa-structalias.c (update_alias_info): Likewise.
8866 (merge_smts_into): Likewise.
8868 2008-02-27 David Daney <ddaney@avtrex.com>
8871 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
8872 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
8873 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
8874 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
8875 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
8877 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
8880 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
8881 (BUILT_IN_NEXTTOWARD): Remove.
8882 (BUILT_IN_NEXTTOWARDF): Ditto.
8883 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
8884 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
8886 2008-02-27 Tom Tromey <tromey@redhat.com>
8888 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
8889 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
8891 2008-02-27 Jan Beulich <jbeulich@novell.com>
8893 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
8894 update the respective field on newdecl.
8896 2008-02-27 Revital Eres <eres@il.ibm.com>
8898 PR rtl-optimization/34999
8899 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
8900 crossing edges that ends with a call insn.
8901 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
8902 call insn and clear the EDGE_CROSSING flag of the crossing edge
8903 when fixing fallthru edges.
8905 2008-02-27 Richard Guenther <rguenther@suse.de>
8908 * fold-const.c (fold_unary): Return the correct argument,
8909 converted to the result type.
8911 2008-02-27 Richard Guenther <rguenther@suse.de>
8914 * expr.c (expand_expr_real_1): Assert on rotates that operate
8916 * fold-const.c (fold_binary): Use the types precision, not the
8917 bitsize of the mode if folding rotate expressions. Build rotates
8918 only for full modes.
8920 2008-02-27 Jakub Jelinek <jakub@redhat.com>
8922 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
8924 * c-pragma.c (pragma_ns_name): New typedef.
8925 (registered_pp_pragmas): New variable.
8926 (c_pp_lookup_pragma): New function.
8927 (c_register_pragma_1): If flag_preprocess_only, do nothing
8928 for non-expanded pragmas, for expanded ones push pragma's
8929 namespace and name into registered_pp_pragmas vector.
8930 (c_invoke_pragma_handler): Register OpenMP pragmas even when
8931 flag_preprocess_only, don't register GCC pch_preprocess
8932 pragma if flag_preprocess_only.
8933 * c-opts.c (c_common_init): Call init_pragma even if
8934 flag_preprocess_only.
8935 * c-pragma.c (c_pp_lookup_pragma): New prototype.
8936 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
8937 cpp_register_pragma if flag_preprocess_only.
8939 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8942 * c-parser.c (c_parser_translation_unit): Warn for empty
8943 translation unit, not empty source file.
8945 2008-02-26 Paul Brook <paul@codesourcery.com>
8947 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
8948 operand for Thumb-2.
8949 * config/arm/arm.h (reg_class): Add CORE_REGS.
8950 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
8951 (BASE_REG_CLASS): Use CORE_REGS.
8952 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
8953 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
8954 (REGNO_OK_FOR_INDEX_P): Exclude SP.
8955 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
8956 ARM_REGNO_OK_FOR_INDEX_P.
8957 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
8958 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
8959 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
8960 (ldm/stm peepholes): Ditto.
8961 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
8962 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
8963 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
8964 * config/arm/constraints.md: Enable "k" constraint on ARM.
8966 2008-02-27 Ben Elliston <bje@au.ibm.com>
8968 * config/rs6000/rs6000.c: Annotate cache line size field in all
8969 instances of struct processor_costs.
8971 2008-02-26 David Edelsohn <edelsohn@gnu.org>
8973 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
8974 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
8975 jump_bypass): New counters.
8976 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
8977 * dce.c (gate_ud_dce): Same.
8978 (gate_fast_dce): Same.
8979 * dse.c (gate_dse1): New function.
8980 (gate_dse2): New function.
8981 (gate_dse): Merge results of new gate functions.
8982 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
8983 (gate_handle_jump_bypass): Add dbg_cnt.
8984 (gate_handle_gcse): Add dbg_cnt.
8985 * ifcvt.c (gate_handle_if_conversion): Same.
8986 (gate_handle_if_after_combine): Same.
8987 (gate_handle_if_after_reload): Same.
8988 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
8990 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
8992 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
8994 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
8996 2008-02-26 Jason Merrill <jason@redhat.com>
8999 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
9000 alone if it's the naming decl for the type's main variant.
9002 2008-02-26 Tom Tromey <tromey@redhat.com>
9004 * system.h (USE_MAPPED_LOCATION): Poison.
9005 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
9006 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
9007 (make_goto_expr_edges): Likewise.
9008 (remove_bb): Likewise.
9009 (execute_warn_function_return): Likewise.
9010 * basic-block.h (struct edge_def) <goto_locus>: Change type to
9012 * c-common.c (fname_decl): Remove old location code.
9013 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
9015 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
9017 (ASM_INPUT_SOURCE_LOCATION): Likewise.
9018 (gen_rtx_ASM_INPUT): Likewise.
9019 (gen_rtx_ASM_INPUT_loc): Likewise.
9020 (get_rtx_asm_OPERANDS): Remove.
9021 * cfglayout.c (insn_locators_alloc): Remove old location code.
9022 (set_curr_insn_source_location): Likewise.
9023 (curr_insn_locator): Likewise.
9024 * print-tree.c (print_node): Remove old location code.
9025 * tree-mudflap.c (mf_varname_tree): Remove old location code.
9026 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
9027 * cfgexpand.c (expand_gimple_cond_expr): Don't use
9028 location_from_locus.
9029 (construct_exit_block): Remove old location code.
9030 * emit-rtl.c (force_next_line_note): Remove old location code.
9031 * profile.c (branch_prob): Remove old location code.
9032 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
9033 LOC_LINE): Remove old-location variants.
9034 * langhooks.c (lhd_print_error_function): Remove old location
9036 * configure, config.in: Rebuilt.
9037 * configure.ac (--enable-mapped-location): Remove.
9038 * c-decl.c (c_init_decl_processing): Remove old location code.
9039 (finish_function): Likewise.
9040 * recog.c (decode_asm_operands): Remove old location code.
9041 * c-pch.c (c_common_read_pch): Remove old location code.
9042 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
9044 * gimple-low.c (lower_function_body): Remove old location code.
9045 * toplev.c (unknown_location): Remove.
9046 (push_srcloc): Remove old-location variant.
9047 (process_options): Remove old location code.
9048 (lang_dependent_init): Likewise.
9049 * input.h (UNKNOWN_LOCATION): Move definition.
9050 (location_t): Undeprecate.
9051 (source_locus): Remove.
9052 (location_from_locus): Remove.
9053 (struct location_s): Remove.
9054 Remove all old-location code.
9055 (input_line, input_filename): Remove.
9056 * final.c (final_scan_insn): Remove old location code.
9057 * diagnostic.c (diagnostic_build_prefix): Remove
9058 USE_MAPPED_LOCATION test.
9059 * tree.h (gimple_stmt) <locus>: Now a location_t.
9060 (tree_exp) <locus>: Likewise.
9061 (DECL_IS_BUILTIN): Remove old-location variant.
9062 (annotate_with_file_line, annotate_with_locus): Likewise.
9063 (expr_locus, set_expr_locus): Update.
9064 * tree.c (build1_stat): Remove old location code.
9065 (last_annotated_node): Remove.
9066 (annotate_with_file_line): Remove old-location variant.
9067 (annotate_with_locus): Likewise.
9068 (expr_location): Remove old location code.
9069 (set_expr_location): Likewise.
9070 (expr_has_location): Likewise.
9071 (expr_locus): Likewise.
9072 (set_expr_locus): Likewise.
9073 (expr_filename): Don't use location_from_locus.
9074 (expr_lineno): Likewise.
9075 * rtl-error.c (location_for_asm): Remove old location code.
9076 * c-lex.c (cb_line_change): Remove old location code.
9077 (fe_file_change): Likewise.
9078 (cb_def_pragma): Likewise.
9079 (c_lex_with_flags): Likewise.
9080 * gengtype.c (do_typedef): Don't special-case location types.
9081 (define_location_structures): Remove.
9082 (main): Don't call define_location_structures.
9083 * tree-pretty-print.c (dump_implicit_edges): Remove old location
9086 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9089 * builtins.def (BUILT_IN_STDARG_START): Remove.
9090 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
9091 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9092 * tree-inline.c (inline_forbidden_p_1): Likewise.
9094 2008-02-26 Richard Guenther <rguenther@suse.de>
9096 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9097 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9098 (lookup_decl_from_uid): Declare.
9099 (remove_decl_from_map): Likewise.
9100 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9101 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9102 (decl_for_uid_map): New global hashtable mapping DECL_UID
9104 (init_ttree): Allocate it.
9105 (insert_decl_to_uid_decl_map): New helper function.
9106 (make_node_stat): Insert new decls into the map.
9107 (copy_node_stat): Likewise.
9108 (lookup_decl_from_uid): New function.
9109 (remove_decl_from_map): Likewise.
9110 (print_decl_for_uid_map_statistics): New helper.
9111 (dump_tree_statistics): Call it.
9113 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9114 (referenced_var_iterator): Adjust.
9115 (FOR_EACH_REFERENCED_VAR): Adjust.
9116 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9117 (num_referenced_vars): Adjust.
9118 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9119 (first_referenced_var): Remove.
9120 (end_referenced_vars_p): Likewise.
9121 (next_referenced_var): Likewise.
9122 (referenced_var_iterator_set): New helper function.
9123 * tree-dfa.c (referenced_var_lookup): Adjust.
9124 (referenced_var_check_and_insert): Likewise.
9125 (remove_referenced_var): Likewise.
9126 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9127 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9128 (verify_call_clobbering): Likewise.
9129 (verify_memory_partitions): Likewise.
9130 (init_tree_ssa): Allocate bitmap instead of hashtable for
9132 (delete_tree_ssa): Adjust.
9133 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9134 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9135 (compute_tag_properties): Likewise.
9136 (set_initial_properties): Likewise.
9137 (find_partition_for): Likewise.
9138 (update_reference_counts): Likewise.
9139 (dump_may_aliases_for): Likewise.
9140 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9141 (add_call_clobber_ops): Likewise.
9142 (add_call_read_ops): Likewise.
9143 (get_asm_expr_operands): Likewise.
9144 * tree-into-ssa.c (dump_decl_set): Likewise.
9145 (update_ssa): Likewise.
9146 * tree-sra.c (scan_function): Likewise.
9147 (decide_instantiations): Likewise.
9148 (scalarize_parms): Likewise.
9149 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9150 (dsa_named_for): Likewise.
9151 * tree-ssa-structalias.c (update_alias_info): Likewise.
9152 (merge_smts_into): Likewise.
9154 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9157 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
9158 * c-opts.c (c_common_handle_option): Wall enables
9159 Wvolatile-register-var.
9160 * common.opt: Move Wvolatile-register-var to...
9163 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9165 * common.opt (Wlarger-than=): New.
9166 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
9168 * opts.c (common_handle_option): Handle -Wlarger-than=.
9169 * optc-gen.awk: Likewise.
9170 * opth-gen.awk: Likewise.
9171 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
9172 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9174 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9176 * c-common.c (match_case_to_enum_1): Add appropriate
9177 OPT_W* parameter to warning.
9178 (c_do_switch_warnings): Likewise.
9179 * c-typeck.c (warning_init): Add one more parameter following
9181 (push_init_level): Update call to warning_init.
9182 (pop_init_level): Likewise.
9183 (add_pending_init): Likewise.
9184 (output_init_element: Likewise.
9186 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9189 * toplev.c (toplev_main): If there are warnings or error, print
9190 errors for ignored options.
9191 * opts.c (ignored_options): New static variable.
9192 (postpone_unknown_option_error): New.
9193 (print_ignored_options): New.
9194 (handle_option): Postpone errors for unknown -Wno-* options.
9195 * opts.h (print_ignored_options): Declare.
9197 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
9199 * config/mips/mips.md (loadgp_blockage, blockage): Change type
9202 2008-02-25 Richard Guenther <rguenther@suse.de>
9205 2008-02-25 Richard Guenther <rguenther@suse.de>
9207 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9208 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9209 (lookup_decl_from_uid): Declare.
9210 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9211 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9212 (decl_for_uid_map): New global hashtable mapping DECL_UID
9214 (init_ttree): Allocate it.
9215 (insert_decl_to_uid_decl_map): New helper function.
9216 (make_node_stat): Insert new decls into the map.
9217 (copy_node_stat): Likewise.
9218 (lookup_decl_from_uid): New function.
9219 (print_decl_for_uid_map_statistics): New helper.
9220 (dump_tree_statistics): Call it.
9222 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9223 (referenced_var_iterator): Adjust.
9224 (FOR_EACH_REFERENCED_VAR): Adjust.
9225 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9226 (num_referenced_vars): Adjust.
9227 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9228 (first_referenced_var): Remove.
9229 (end_referenced_vars_p): Likewise.
9230 (next_referenced_var): Likewise.
9231 (referenced_var_iterator_set): New helper function.
9232 * tree-dfa.c (referenced_var_lookup): Adjust.
9233 (referenced_var_check_and_insert): Likewise.
9234 (remove_referenced_var): Likewise.
9235 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9236 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9237 (verify_call_clobbering): Likewise.
9238 (verify_memory_partitions): Likewise.
9239 (init_tree_ssa): Allocate bitmap instead of hashtable for
9241 (delete_tree_ssa): Adjust.
9242 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9243 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9244 (compute_tag_properties): Likewise.
9245 (set_initial_properties): Likewise.
9246 (find_partition_for): Likewise.
9247 (update_reference_counts): Likewise.
9248 (dump_may_aliases_for): Likewise.
9249 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9250 (add_call_clobber_ops): Likewise.
9251 (add_call_read_ops): Likewise.
9252 (get_asm_expr_operands): Likewise.
9253 * tree-into-ssa.c (dump_decl_set): Likewise.
9254 (update_ssa): Likewise.
9255 * tree-sra.c (scan_function): Likewise.
9256 (decide_instantiations): Likewise.
9257 (scalarize_parms): Likewise.
9258 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9259 (dsa_named_for): Likewise.
9260 * tree-ssa-structalias.c (update_alias_info): Likewise.
9261 (merge_smts_into): Likewise.
9263 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9266 * doc/invoke.texi (-fcx-limited-range): Document new option.
9267 * toplev.c (process_options): Handle -fcx-fortran-rules.
9268 * common.opt: Add documentation for -fcx-fortran-rules.
9270 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9273 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
9274 actual behaviour and C99.
9276 2008-02-26 Ben Elliston <bje@au.ibm.com>
9278 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
9279 (ASM_CPU_POWER6_SPEC): Likewise.
9280 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
9281 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
9282 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
9284 2008-02-25 Richard Guenther <rguenther@suse.de>
9286 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9287 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9288 (lookup_decl_from_uid): Declare.
9289 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9290 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9291 (decl_for_uid_map): New global hashtable mapping DECL_UID
9293 (init_ttree): Allocate it.
9294 (insert_decl_to_uid_decl_map): New helper function.
9295 (make_node_stat): Insert new decls into the map.
9296 (copy_node_stat): Likewise.
9297 (lookup_decl_from_uid): New function.
9298 (print_decl_for_uid_map_statistics): New helper.
9299 (dump_tree_statistics): Call it.
9301 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9302 (referenced_var_iterator): Adjust.
9303 (FOR_EACH_REFERENCED_VAR): Adjust.
9304 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9305 (num_referenced_vars): Adjust.
9306 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9307 (first_referenced_var): Remove.
9308 (end_referenced_vars_p): Likewise.
9309 (next_referenced_var): Likewise.
9310 (referenced_var_iterator_set): New helper function.
9311 * tree-dfa.c (referenced_var_lookup): Adjust.
9312 (referenced_var_check_and_insert): Likewise.
9313 (remove_referenced_var): Likewise.
9314 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9315 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9316 (verify_call_clobbering): Likewise.
9317 (verify_memory_partitions): Likewise.
9318 (init_tree_ssa): Allocate bitmap instead of hashtable for
9320 (delete_tree_ssa): Adjust.
9321 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9322 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9323 (compute_tag_properties): Likewise.
9324 (set_initial_properties): Likewise.
9325 (find_partition_for): Likewise.
9326 (update_reference_counts): Likewise.
9327 (dump_may_aliases_for): Likewise.
9328 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9329 (add_call_clobber_ops): Likewise.
9330 (add_call_read_ops): Likewise.
9331 (get_asm_expr_operands): Likewise.
9332 * tree-into-ssa.c (dump_decl_set): Likewise.
9333 (update_ssa): Likewise.
9334 * tree-sra.c (scan_function): Likewise.
9335 (decide_instantiations): Likewise.
9336 (scalarize_parms): Likewise.
9337 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9338 (dsa_named_for): Likewise.
9339 * tree-ssa-structalias.c (update_alias_info): Likewise.
9340 (merge_smts_into): Likewise.
9342 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
9345 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
9346 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
9347 * alias.h (nonoverlapping_memrefs_p): Likewise.
9349 2008-02-25 Jan Beulich <jbeulich@novell.com>
9351 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
9352 * config/i386/netware-libgcc.exp: Add __bswap?i2,
9353 __emultls_get_address, __emultls_register_common,
9354 __floatundi?f, and _Unwind_GetIPInfo.
9355 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
9356 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
9357 (gen_regparm_prefix): Likewise.
9358 (i386_nlm_encode_section_info): Sync with
9359 config/i386/winnt.c:i386_pe_encode_section_info().
9360 (i386_nlm_maybe_mangle_decl_assembler_name): New.
9361 i386_nlm_mangle_decl_assembler_name): New.
9362 (netware_override_options): New.
9363 * config/i386/netware.h (netware_override_options): Declare.
9364 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
9365 (i386_nlm_mangle_decl_assembler_name): Declare.
9366 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
9368 2008-02-25 Ben Elliston <bje@au.ibm.com>
9371 * c-decl.c (grokdeclarator): Remove unused local variables
9372 `typedef_type' and `type_as_written'.
9374 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9375 unused local variable `has_hot_blocks'.
9376 (fix_crossing_conditional_branches): Remove unused local variable
9379 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
9382 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
9383 using DEF_C99_BUILTIN.
9384 (BUILT_IN_NANF): Ditto.
9385 (BUILT_IN_NANL): Ditto.
9387 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
9388 Revital Eres <eres@il.ibm.com>
9390 * modulo-sched.c (calculate_must_precede_follow): Address TODO
9391 regarding the order of two dependent insns in the same row.
9393 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
9395 * stor-layout.c (layout_decl): Do not bump the alignment of a
9396 bit-field to more than byte alignment if it is packed.
9398 2008-02-24 David Edelsohn <edelsohn@gnu.org>
9400 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
9403 2008-02-24 Diego Novillo <dnovillo@google.com>
9405 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
9408 * tree-vrp.c (vrp_evaluate_conditional): With
9409 -Wtype-limits, emit a warning when comparing against a
9410 constant outside the natural range of OP0's type.
9411 * c.opt (Wtype-limits): Move ...
9412 * common.opt (Wtype-limits): ... here.
9414 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
9416 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
9417 * config/rs6000/e300c2c3.md: New file.
9418 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9420 (rs6000_override_options): Add e300c2 and e300c3 cases to
9421 processor_target_table. Do not allow usage of Altivec or Spe
9422 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
9423 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
9424 * config/rs6000/rs6000.h (processor_type): Add
9425 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
9426 (ASM_CPU_SPEC): Add e300c2 and e300c3.
9427 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
9428 and ppce300c3. Include e300c2c3.md.
9430 2008-02-23 David Edelsohn <edelsohn@gnu.org>
9432 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
9433 instead of TARGET_STRICT_ALIGN.
9435 2008-02-23 Joseph Myers <joseph@codesourcery.com>
9437 * explow.c (memory_address): Assert that the generated address is
9440 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9443 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
9444 * config/darwin-ppc-ldouble-patch.def: New file.
9445 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
9446 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
9447 SUBTARGET_INIT_BUILTINS if defined.
9448 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
9451 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9454 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
9455 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
9457 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9460 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
9461 file" warning condtional on -Winvalid-PCH.
9463 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
9465 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
9467 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
9471 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
9472 prevent reload from using MMX registers.
9473 (*mov<mode>_internal): Ditto.
9474 (*movv2sf_internal_rex64): Ditto.
9475 (*movv2sf_internal): Ditto.
9477 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9479 PR documentation/31569
9480 * doc/install.texi2html: Use makeinfo --no-number-sections.
9482 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9484 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
9485 ensure that we can address an entire entity > 8 bytes. Don't
9486 generate reg+reg addressing for such data.
9488 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9490 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
9491 strings when optimizing for size, unless the target cares about
9494 2008-02-22 Tom Tromey <tromey@redhat.com>
9496 * regclass.c (current_pass): Remove declaration.
9498 2008-02-22 Anatoly Sokolov <aesok@post.ru>
9500 * config/avr/libgcc.S (__RAMPZ__): Define.
9501 (__do_copy_data): Add for devices with 128KB code memory.
9503 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9505 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9507 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
9509 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
9511 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
9514 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9517 * c-typeck.c (build_binary_op): Warn about floating point
9518 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
9520 2008-02-21 Janis Johnson <janis187@us.ibm.com>
9523 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
9524 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
9526 (rs6000_override_options): Set altivec_abi as default, not override,
9527 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
9528 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
9529 is used; use new member spe_abi.
9530 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
9531 spe_abi and altivec_abi.
9533 2008-02-22 Tomas Bily <tbily@suse.cz>
9535 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
9537 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9540 * config.build (build_file_translate): Set to `CMD //c' only if
9542 * Makefile.in (build_file_translate): Improve comment.
9544 2008-02-21 Jan Hubicka <jh@suse.cz>
9546 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
9547 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
9548 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
9550 2008-02-21 Michael Matz <matz@suse.de>
9553 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
9555 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
9557 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
9558 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
9560 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
9561 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
9562 SSE_VEC_FLOAT_MODE_P as insn constraint.
9563 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
9564 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
9565 sse4a_movntdf using MODEF mode iterator.
9566 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
9567 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
9568 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
9569 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
9570 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
9571 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
9572 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
9574 2008-02-21 Richard Guenther <rguenther@suse.de>
9576 * tree.def (PAREN_EXPR): New tree code.
9577 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
9579 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
9580 * expr.c (expand_expr_real_1): Likewise.
9581 * tree-inline.c (estimate_num_insns_1): Likewise.
9582 * tree-complex.c (expand_complex_move): Likewise.
9583 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
9586 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9589 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
9591 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9594 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
9596 * config/sh/sh.c (find_barrier): Don't go past
9597 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
9599 2008-02-20 DJ Delorie <dj@redhat.com>
9601 * config/h8300/h8300.md (insv): Force source operand to be a register.
9603 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
9604 as a jump, not as a plain insn.
9606 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
9608 * doc/invoke.texi (Warning Options): Add new option
9609 -Wframe-larger-than=.
9610 (-Wframe-larger-than): Document.
9612 * flags.h (warn_frame_larger_than, frame_larger_than_size):
9613 Add declarations for new option variables.
9615 * final.c (final_start_function): Check the frame size
9616 before emission and issue a Wframe-larger-than warning.
9618 * opts.c (warn_frame_larger_than, frame_larger_than_size):
9619 Add definitions for new option variables.
9620 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
9622 * common.opt (Wframe-larger-than=): New option.
9624 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9626 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
9627 (<sse>_div<mode>3): Ditto.
9628 (<sse>_vmdiv<mode>3): Ditto.
9629 (<sse>_vmsqrt<mode>2): Ditto.
9630 (*smax<mode>3): Ditto.
9631 (sse5_frcz<mode>2): Ditto.
9632 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
9635 2008-02-20 Richard Guenther <rguenther@suse.de>
9638 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
9639 be happy with INTEGRAL_TYPE_P.
9641 2008-02-20 Richard Guenther <rguenther@suse.de>
9643 * fold-const.c (split_tree): Associate floatig-point expressions
9644 if flag_associative_math is set.
9646 2008-02-20 Richard Guenther <rguenther@suse.de>
9648 * tree.h (fold_real_zero_addition_p): Declare.
9649 * fold-const.c (fold_real_zero_addition_p): Export.
9650 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
9651 floating-point operations with zero and one.
9653 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
9655 * doc/install.texi: Correct references to CFLAGS, replacing them
9656 with BOOT_CFLAGS. Document flags used during bootstrap for
9659 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9661 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
9662 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
9663 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
9665 (smin<mode>3): Ditto from similar patterns.
9666 (smax<mode>3): Ditto.
9667 (*ieee_smin<mode>3): Ditto.
9668 (*ieee_smax<mode>3): Ditto.
9669 * config/i386/sse.md (sse): New mode attribute.
9670 (mov<mode>): Macroize expander from movv4sf and movv2df using
9671 SSEMODEF2P mode iterator.
9672 (<sse>_movnt<mode>): Ditto from similar patterns. Use
9673 SSE_VEC_FLOAT_MODE_P as insn constraint.
9674 (storent<mode>): Ditto.
9675 (storent<mode>): Macroize expander from storentsf and storentdf using
9676 MODEF mode iterator.
9677 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
9678 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
9679 (abs<mode>2): Ditto from similar patterns.
9680 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
9681 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
9682 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
9683 (<sse>_vmsqrt<mode>2): Ditto.
9684 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
9685 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
9686 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
9687 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
9688 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
9689 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
9690 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
9692 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
9693 iterator and SSE_FLOAT_MODE_P as insn constraint.
9694 (<sse>_ucomi): Ditto from similar patterns.
9695 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
9696 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
9697 SSE_VEC_FLOAT_MODE_P as insn constraint.
9698 (vcond<mode>): Ditto from similar patterns.
9699 (and<mode>3, *and<mode>3): Ditto.
9700 (<sse>_nand<mode>3): Ditto.
9701 (ior<mode>3, *ior<mode>3): Ditto.
9702 (xor<mode>3, *xor<mode>3): Ditto.
9703 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
9704 iterator and SSE_FLOAT_MODE_P as insn constraint.
9705 (*nand<mode>3): Ditto from similar patterns.
9706 (*ior<mode>3): Ditto.
9707 (*xor<mode>3): Ditto.
9709 2008-02-20 Ira Rosen <irar@il.ibm.com>
9711 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
9712 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
9713 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
9715 2008-02-19 Jan Hubicka <jh@suse.cz>
9717 * predict.c (tree_bb_level_predictions): Remove variable next
9718 mistakely introduced by previous commit.
9720 2008-02-19 Jan Hubicka <jh@suse.cz>
9722 * predict.c (predict_paths_leading_to): Rewrite.
9723 (predict_paths_for_bb): New.
9724 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
9726 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9729 * Makefile.in (build_file_translate): New.
9730 (gcc-vers.texi): Use it for translating $(abs_srcdir).
9731 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
9732 * configure.ac (build_file_translate): Substitute it.
9733 * configure: Regenerate.
9735 2008-02-19 Jan Hubicka <jh@suse.cz>
9737 PR rtl-optimization/34408
9738 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
9741 2008-02-19 Jan Hubicka <jh@suse.cz>
9744 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
9747 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
9750 * config/i386/i386-modes.def: Revert the last DI alignment
9751 change until Ada people can look into it.
9753 2008-02-19 Nick Clifton <nickc@redhat.com>
9755 * opts.c (print_specific_help): Fix typo in --help text.
9757 2008-02-19 Jakub Jelinek <jakub@redhat.com>
9760 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
9761 32-bit inline asm without asm alternatives for host GCC < 3.0.
9763 2008-02-19 Richard Guenther <rguenther@suse.de>
9765 PR tree-optimization/34989
9766 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
9767 Allow propagation to INDIRECT_REF if we can simplify only.
9769 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9771 * c-common.c (warn_for_collisions_1): Use appropriate option when
9774 2008-02-19 Nick Clifton <nickc@redhat.com>
9777 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
9778 (handle_options): Fix indentation.
9779 (print_filtered_help): If no language-specific options were
9780 displayed tell the user how to list all the options supported by
9781 the language's front-end.
9782 (print_specific_help): Fix indentation and remove duplicate line.
9783 (common_handle_option): Handle the -v option.
9784 For --help enable the display of undocumented options if the -v
9785 switch has been included on the command line.
9786 For --help= check for overlaps in the arguments between the option
9787 classes and the language names and issue a warning when they
9788 cannot be disambiguated.
9789 * c.opt (v): Pass on to the common option handler.
9791 2008-02-19 Revital Eres <eres@il.ibm.com>
9793 * modulo-sched.c (sms_schedule): Change dump message when
9794 create_ddg function fails.
9795 (try_scheduling_node_in_cycle): Rename row to cycle.
9796 (print_partial_schedule): Rename CYCLE to ROW.
9798 2008-02-19 Christian Bruel <christian.bruel@st.com>
9799 Zdenek Dvorak <ook@ucw.cz>
9801 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
9803 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9806 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
9807 (*x86_movdicc_0_m1_se): Ditto.
9809 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9811 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
9812 (CMPtype): Define as __gcc_CMPtype.
9813 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
9814 (CMPtype): Define as __gcc_CMPtype.
9816 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
9818 Support valgrind 3.3 for --enable-checking=valgrind.
9819 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
9821 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
9822 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
9823 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
9824 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
9825 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
9826 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
9827 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
9829 * ggc-zone.c: Similar.
9830 * ggc-page.c: Similar.
9832 2008-02-19 Paul Brook <paul@codesourcery.com>
9835 * config/arm/ieee754-df.S: Fix do_it typo.
9836 * config/arm/ieee754-sf.S: Fix do_it typo.
9838 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9841 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
9842 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
9843 (OPTION_MASK_ISA_SSE_SET): Likewise.
9844 (OPTION_MASK_ISA_SSE2_SET): Likewise.
9845 (OPTION_MASK_ISA_SSE3_SET): Likewise.
9846 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
9847 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
9848 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
9849 (OPTION_MASK_ISA_SSE4_SET): Likewise.
9850 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
9851 (OPTION_MASK_ISA_SSE5_SET): Likewise.
9852 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
9853 (OPTION_MASK_ISA_MMX_UNSET): Updated.
9854 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
9855 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9856 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9857 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9858 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9859 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9860 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9861 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
9862 (OPTION_MASK_ISA_SSE4): Removed.
9863 (ix86_handle_option): Turn on bits in ix86_isa_flags and
9864 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
9865 (override_options): Don't turn on implied SSE/MMX bits in
9868 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9870 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9873 2008-02-18 Joey Ye <joey.ye@intel.com>
9876 * tree-nested.c (insert_field_into_struct): Set type alignment
9877 to field alignment if the former is less than the latter.
9879 2008-02-18 Jakub Jelinek <jakub@redhat.com>
9881 * BASE-VER: Set to 4.4.0.
9883 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9885 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
9886 * doc/cfg.texi: Likewise.
9887 * doc/extend.texi: Likewise.
9888 * doc/gty.texi: Likewise.
9889 * doc/invoke.texi: Likewise.
9890 * doc/loop.texi: Likewise.
9891 * doc/md.texi: Likewise.
9892 * doc/passes.texi: Likewise.
9893 * doc/rtl.texi: Likewise.
9894 * doc/sourcebuild.texi: Likewise.
9895 * doc/tm.texi: Likewise.
9896 * doc/tree-ssa.texi: Likewise.
9898 2008-02-17 Richard Guenther <rguenther@suse.de>
9901 * tree-complex.c (init_parameter_lattice_values): Handle parameters
9902 without default definition.
9904 2008-02-17 Richard Guenther <rguenther@suse.de>
9906 PR tree-optimization/35231
9907 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
9910 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
9913 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9914 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9915 libgcc_cmp_return mode.
9917 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9920 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
9922 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
9924 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
9927 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9929 * doc/c-tree.texi: Use `@.' where appropriate.
9930 * doc/extend.texi: Likewise.
9931 * doc/install.texi: Likewise.
9932 * doc/invoke.texi: Likewise.
9933 * doc/loop.texi: Likewise.
9934 * doc/makefile.texi: Likewise.
9935 * doc/md.texi: Likewise.
9936 * doc/passes.texi: Likewise.
9937 * doc/standards.texi: Likewise.
9938 * doc/tm.texi: Likewise.
9940 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9943 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
9945 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
9946 rather than in entry_bb.
9948 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9950 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9951 libgcc_cmp_return mode.
9953 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9956 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
9957 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
9959 2008-02-15 Richard Guenther <rguenther@suse.de>
9960 Zdenek Dvorak <ook@ucw.cz>
9962 PR tree-optimization/35164
9963 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
9964 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
9965 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
9966 Only propagate addresses which do not have abnormal SSA_NAMEs
9969 2008-02-15 Joseph Myers <joseph@codesourcery.com>
9972 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
9974 2008-02-15 Jan Hubicka <jh@suse.cz>
9977 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
9979 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9982 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
9983 when calculating alignment_pad.
9985 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9987 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
9988 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
9989 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
9990 and STACK_BOUNDARY define.
9992 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
9994 PR preprocessor/35061
9995 * c-pragma.c (handle_pragma_pop_macro): Check that
9996 pushed_macro_table has been allocated.
9998 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
10000 PR middle-end/35136
10001 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
10002 (force_gimple_operand): Likewise.
10003 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
10004 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
10005 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
10006 (find_interesting_uses_address): Check addressability and alignment
10007 of the base expression only after substituting bases of IVs into it.
10009 2008-02-14 Michael Matz <matz@suse.de>
10012 * function.c (instantiate_virtual_regs_in_insn): Reload address
10013 before falling back to reloading the whole operand.
10015 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
10017 * config/s390/s390.c (s390_mainpool_start): Emit the pool
10018 before the first section switch note.
10020 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10022 * doc/bugreport.texi: Update copyright years.
10023 * doc/c-tree.texi: Likewise.
10024 * doc/cfg.texi: Likewise.
10025 * doc/cpp.texi: Likewise.
10026 * doc/cppinternals.texi: Likewise.
10027 * doc/fragments.texi: Likewise.
10028 * doc/frontends.texi: Likewise.
10029 * doc/gcc.texi: Likewise.
10030 * doc/gty.texi: Likewise.
10031 * doc/hostconfig.texi: Likewise.
10032 * doc/implement-c.texi: Likewise.
10033 * doc/libgcc.texi: Likewise.
10034 * doc/loop.texi: Likewise.
10035 * doc/makefile.texi: Likewise.
10036 * doc/options.texi: Likewise.
10037 * doc/passes.texi: Likewise.
10038 * doc/rtl.texi: Likewise.
10039 * doc/sourcebuild.texi: Likewise.
10040 * doc/standards.texi: Likewise.
10041 * doc/tree-ssa.texi: Likewise.
10042 * doc/trouble.texi: Likewise.
10044 * doc/extend.texi: Use @: or add comma where appropriate.
10045 * doc/invoke.texi: Likewise.
10046 * doc/tm.texi: Likewise.
10048 2008-02-14 Alan Modra <amodra@bigpond.net.au>
10051 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
10054 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
10056 * doc/md.texi (clz, ctz): Add reference.
10057 * doc/rtl.texi (clz, ctz): Likewise.
10059 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10062 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
10065 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
10067 * config/s390/s390.c (struct constant_pool): New field
10068 emit_pool_after added.
10069 (s390_mainpool_start): Set the emit_pool_after flag according
10070 to the section switch notes.
10071 (s390_mainpool_finish): Consider emit_pool_after when emitting
10072 the literal pool at the end of the function.
10073 (s390_chunkify_start): Force literal pool splits at section
10076 2008-02-13 Michael Matz <matz@suse.de>
10079 * var-tracking.c (clobber_variable_part): Correctly traverse the
10082 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10085 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
10086 Add -fdump-ipa-inline.
10087 * tree-dump.c (dump_files): Remove tree-inlined dump.
10088 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
10090 2008-02-12 Richard Guenther <rguenther@suse.de>
10092 PR tree-optimization/35171
10093 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
10096 2008-02-12 Richard Guenther <rguenther@suse.de>
10098 PR middle-end/35163
10099 * fold-const.c (fold_widened_comparison): Use get_unwidened in
10100 value-preserving mode. Disallow final truncation.
10102 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
10104 PR middle-end/35136
10105 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
10106 code from here to...
10107 (force_gimple_operand): ...here.
10109 2008-02-12 Jakub Jelinek <jakub@redhat.com>
10112 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
10113 non-compatible pointers.
10114 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
10115 different FIELD_DECLs, try harder by comparing field offsets, sizes
10118 PR inline-asm/35160
10119 * function.c (match_asm_constraints_1): Don't replace the same input
10122 2008-02-12 Anatoly Sokolov <aesok@post.ru>
10124 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
10125 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
10126 (expand_epilogue): Restore RAMPZ register.
10127 * config/avr/avr.md (RAMPZ_ADDR): New constant.
10129 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
10131 * config/i386/cygwin.asm: (__alloca): Correct calling
10132 convention and alignment.
10133 (__chkstk): Force 8 byte stack alignment.
10135 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
10136 Richard Guenther <rguenther@suse.de>
10138 PR tree-optimization/33992
10139 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
10140 the zero we compare against.
10142 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
10144 PR libfortran/35063
10145 * gthr-win32.h (__gthread_mutex_destroy_function): New function
10146 to CloseHandle after unlocking to prevent accumulation of handle
10149 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10151 PR middle_end/34150
10152 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
10153 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
10154 and update LABEL_NUSES during and after reload.
10156 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
10158 PR middle-end/34627
10159 * combine.c (simplify_if_then_else): Make sure the comparison is
10160 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
10162 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
10165 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
10166 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
10167 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
10168 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
10169 * tree.h (get_type_static_bounds): Likewise.
10171 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10173 * doc/invoke.texi (Option Summary, C++ Dialect Options)
10174 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10175 Make -Wfoo language annotations match what the compiler outputs.
10177 2008-02-08 Sa Liu <saliu@de.ibm.com>
10179 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
10180 intrinsics spu_convts, spu_convtu, spu_convtf.
10182 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
10184 * doc/extend.texi (Function Attributes) <noinline>: Mention
10185 asm ("") as method to keep calls.
10187 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10190 * doc/options.texi (Options): Replace references to opts.sh with
10192 * opts-common.c: Likewise.
10193 * optc-gen.awk: Likewise.
10195 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
10197 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
10199 2008-02-07 Richard Henderson <rth@redhat.com>
10202 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
10203 EXPR_LIST for the REG_EQUAL instead of a comparison with a
10206 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
10208 PR tree-optimization/35085
10209 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
10210 for operand entry oe2 in addition to operand entry oe3 in order to
10211 expose more opportunities for vectorizer sum reduction.
10213 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10216 * Makefile.in (LIBS): Remove $(GMPLIBS).
10217 (cc1-dummy, cc1): Add $(GMPLIBS).
10219 2008-02-06 Jan Hubicka <jh@suse.cz>
10222 * i386.md (moddf_integer): Do not produce partial memory stalls for
10223 targets where it hurts.
10225 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
10228 * optabs.c (expand_float): Do not check for decimal modes when
10229 expanding unsigned integer through signed conversion.
10231 2008-02-06 Nick Clifton <nickc@redhat.com>
10233 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
10234 inside the clobber with a match_operand and duplicated operand
10235 number in the constraint.
10236 (ineqbranchsi): Delete redundant comment.
10238 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10240 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
10241 builtin_define ("__USE_INIT_FINI__").
10242 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
10244 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
10246 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10248 PR documentation/30330
10249 * doc/invoke.texi (C++ Dialect Options)
10250 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10251 For each warning option -Wfoo that allows -Wno-foo, ensure both
10252 -Wfoo and -Wno-foo are listed in the option index. Fix index
10253 entry of -Wswitch-default, index -Wnormalized= including the
10254 `=', and -Wlarger-than-@var{len} including @var{len}.
10256 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10258 * config/i386/i386.md (floatunssisf2): Use
10259 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
10260 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
10261 Macroize expander using MODEF mode iterator.
10263 2008-02-05 Diego Novillo <dnovillo@google.com>
10265 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
10268 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
10270 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10273 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
10275 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
10278 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
10279 to indicate if a message should be generated.
10280 (init_cumulative_args): Updated.
10281 (function_value_32): Likewise.
10283 2008-02-05 Joseph Myers <joseph@codesourcery.com>
10285 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
10287 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10290 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
10291 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
10293 2008-02-04 Diego Novillo <dnovillo@google.com>
10295 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
10298 * tree-vrp.c (vrp_evaluate_conditional): With
10299 -Wtype-limits, emit a warning when comparing against a
10300 constant outside the natural range of OP0's type.
10302 2008-02-04 Richard Guenther <rguenther@suse.de>
10304 PR middle-end/33631
10305 * expr.c (count_type_elements): Give for unions instead of
10308 2008-02-04 Richard Guenther <rguenther@suse.de>
10310 PR middle-end/35043
10311 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
10312 to TYPE_DOMAINs base type instead of using bitsizetype here.
10314 2008-02-03 Jason Merrill <jason@redhat.com>
10316 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
10318 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10321 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
10322 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
10323 (RS/6000 and PowerPC Options): Fix typos and markup.
10324 * doc/passes.texi (Tree-SSA passes): Likewise.
10326 2008-02-02 Michael Matz <matz@suse.de>
10329 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
10330 from record_last_reg_set_info.
10331 (record_last_reg_set_info): Take an RTX argument, iterate over all
10332 constituent hardregs.
10333 (record_last_set_info, record_opr_changes): Change calls to
10334 new signature or to record_last_reg_set_info_regno.
10336 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
10338 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
10340 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
10342 PR rtl-optimization/34773
10343 * reg-notes.def (EQUAL): Mention significance of combination of
10344 REG_EQUAL and REG_RETVAL.
10345 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
10346 insn that has a REG_RETVAL.
10348 2008-02-01 Roger Sayle <roger@eyesopen.com>
10351 * configure.ac (--enable-fixed-point): Disable unless explicitly
10353 * configure: Regenerate.
10355 2008-02-01 Richard Guenther <rguenther@suse.de>
10358 * invoke.texi (-finline-limit): Remove no longer true parts
10359 of the documentation. Note that there is no default value.
10361 2008-02-01 Andrew Pinski <pinskia@gmail.com>
10362 Mark Mitchell <mark@codesourcery.com>
10363 Ben Elliston <bje@au.ibm.com>
10366 * doc/extend.texi (Other Builtins): Document.
10368 2008-01-31 Tom Browder <tom.browder@gmail.com>
10370 * doc/c-tree.texi (Types): Fix grammar.
10371 (Expression trees): Ditto.
10372 * doc/passes.texi (Tree-SSA passes): Ditto.
10374 * doc/configterms.texi (Configure Terms): Fix typo.
10375 * doc/cpp.texi (Common Predefined Macros): Ditto.
10376 * doc/md.texi (Machine Constraints): Ditto.
10378 * doc/makefile.texi (Makefile): Add comma.
10380 2008-01-31 Tom Browder <tom.browder@gmail.com>
10381 Gerald Pfeifer <gerald@pfeifer.com>
10383 * doc/sourcebuild.texi (Front End): Remove references to CVS
10384 and CVSROOT/modules.
10385 (Texinfo Manuals): Replace reference to CVS by one to SVN.
10386 (Back End): Remove reference to CVS.
10388 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10391 * config/mips/mips.c (gen_load_const_gp): New function, taking a
10393 (mips16_gp_pseudo_reg): ...here.
10394 * config/mips/mips.md (load_const_gp): Replace with...
10395 (load_const_gp_<mode>): ...this :P-based insn.
10397 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10399 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
10400 options. Minor fixes.
10401 (-std): Move reference to standards closer to where language
10402 standards are first mentioned.
10404 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10406 PR rtl-optimization/34995
10407 * reload.c (alternative_allows_const_pool_ref): Take an rtx
10408 parameter and return a bool. If the rtx parameter is nonnull,
10409 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
10410 (find_reloads): Update call accordingly. Pass the new operand
10411 if it needed no address reloads, otherwise pass null.
10413 2008-01-30 Richard Henderson <rth@redhat.com>
10416 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
10417 for unbounded arrays.
10419 2008-01-30 Silvius Rus <rus@google.com>
10421 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
10423 2008-01-30 Jan Hubicka <jh@suse.cz>
10426 * i386.c (init_cumulative_args): Use real function declaration when
10429 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
10431 PR rtl-optimization/34998
10432 * global.c (build_insn_chain): Treat non-subreg_lowpart
10433 SUBREGs of pseudos as clobbering all the words covered by the
10434 SUBREG, not just all the bytes.
10435 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
10436 original df_ref rather than an extract parameter.
10437 (global_conflicts): Update call accordingly.
10439 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
10441 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
10442 the overflow check to make it easier to read.
10443 (__fixtfdi): Change the type of the ll member in union
10444 long_double to UDItype_x.
10446 2008-01-30 Jakub Jelinek <jakub@redhat.com>
10448 PR middle-end/34969
10449 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
10450 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
10451 * tree-inline.c (fold_marked_statements): Call
10452 cgraph_update_edges_for_call_stmt if folding a call statement.
10453 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
10454 debug_generic_stmt calls, reset it back afterwards.
10457 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
10459 * c-typeck.c (build_external_ref): Don't pedwarn about
10460 static vars in current function's scope.
10462 2008-01-29 Joseph Myers <joseph@codesourcery.com>
10464 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
10466 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
10469 * ipa-struct-reorg.c: Fix spelling.
10470 * params.def: Ditto.
10472 2008-01-29 Richard Guenther <rguenther@suse.de>
10474 PR middle-end/35006
10475 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
10477 * tree-inline.c (remap_type): Increment remapping_type_depth
10478 around remapping types.
10479 (copy_body_r): Only add referenced variables if they are referenced
10480 from code, not types.
10482 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
10493 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
10494 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
10496 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
10499 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
10500 pointer for tiny stack.
10502 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10504 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
10506 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10508 * config/vx-common.h: Fix typo in comment.
10510 2008-01-28 Ian Lance Taylor <iant@google.com>
10514 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
10515 coalesce pointers if they have different DECL_NO_TBAA_P values.
10516 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
10517 between variables with different DECL_NO_TBAA_P values.
10519 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
10522 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
10523 are not legitimate small data references on SPE targets.
10525 2008-01-28 David Daney <ddaney@avtrex.com>
10527 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
10529 2008-01-28 David Daney <ddaney@avtrex.com>
10531 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
10533 2008-01-27 Joseph Myers <joseph@codesourcery.com>
10535 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
10536 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
10537 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
10538 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
10539 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10540 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
10541 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
10542 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
10544 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10546 * basic-block.h (condjump_equiv_p): Fix comment.
10548 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10550 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
10551 print_generic_stmt_indented): Fix comment.
10553 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10555 * configure.ac (__stack_chk_fail): Add detecion for availability
10556 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
10557 * configure: Regenerate.
10559 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
10561 PR middle-end/34688
10562 * final.c (output_addr_const): Handle TRUNCATE.
10564 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
10567 * tree-ssa-loop-ivopts.c (comp_cost): New type.
10568 (zero_cost, infinite_cost): New constants.
10569 (struct cost_pair): Change type of cost to comp_cost.
10570 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
10571 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
10573 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
10574 split_address_cost, ptr_difference_cost, difference_cost,
10575 get_computation_cost_at, get_computation_cost,
10576 determine_use_iv_cost_generic, determine_use_iv_cost_address,
10577 determine_use_iv_cost_condition, determine_use_iv_costs,
10578 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
10579 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
10580 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
10581 Change type of cost to comp_cost.
10582 (determine_iv_cost): Increase cost of non-original ivs, instead
10583 of decreasing the cost of original ones.
10584 (get_address_cost): Indicate the complexity of the addressing mode
10586 (try_add_cand_for): Prefer using ivs not specific to some object.
10587 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
10589 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
10590 Janis Johnson <janis187@us.ibm.com>
10593 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
10594 (TARGET_INSTANTIATE_DECLS): Likewise.
10595 * target.h (expand_to_rtl_hook): New target hook.
10596 (instantiate_decls): Likewise.
10597 * function.c (instantiate_decl): Make non-static. Rename to...
10598 (instantiate_decl_rtl): ... this.
10599 (instantiate_expr): Use instantiate_decl_rtl.
10600 (instantiate_decls_1): Likewise.
10601 (instantiate_decls): Likewise.
10602 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
10603 * function.h (instantiate_decl_rtl): Add prototype.
10604 * cfgexpand.c (target.h): New include.
10605 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
10606 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
10607 (TARGET_INSTANTIATE_DECLS): Likewise.
10608 (TARGET_INITIALIZER): New target hooks added.
10609 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
10611 * config/rs6000/rs6000.c (tree-flow.h): New include.
10612 (machine_function): Add sdmode_stack_slot field.
10613 (rs6000_alloc_sdmode_stack_slot): New function.
10614 (rs6000_instantiate_decls): Likewise.
10615 (rs6000_secondary_memory_needed_rtx): Likewise.
10616 (rs6000_check_sdmode): Likewise.
10617 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
10618 (TARGET_INSTANTIATE_DECLS): Likewise.
10619 (rs6000_hard_regno_mode_ok): Allow SDmode.
10620 (num_insns_constant): Likewise. Handle _Decimal32 constants.
10621 (rs6000_emit_move): Handle SDmode.
10622 (function_arg_advance): Likewise.
10623 (function_arg): Likewise.
10624 (rs6000_gimplify_va_arg): Likewise. Add special handling of
10625 SDmode var args for 32-bit compiles.
10626 (rs6000_secondary_reload_class): Handle SDmode.
10627 (rs6000_output_function_epilogue): Likewise.
10628 (rs6000_function_value): Simplify if statement.
10629 (rs6000_libcall_value): Likewise.
10630 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
10631 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
10632 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
10633 (movsd_hardfloat): New define_insn.
10634 (movsd_softfloat): Likewise.
10635 (movsd_store): Likewise.
10636 (movsd_load): Likewise.
10637 (extendsddd2): Likewise.
10638 (extendsdtd2): Likewise.
10639 (truncddsd2): Likewise.
10640 (movdd_hardfloat64): Fixup comment.
10641 (UNSPEC_MOVSD_LOAD): New constant.
10642 (UNSPEC_MOVSD_STORE): Likewise.
10644 2008-01-26 Jakub Jelinek <jakub@redhat.com>
10647 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
10649 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
10650 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
10651 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
10652 and TRUTH_XOR_EXPR.
10654 2008-01-26 David Edelsohn <edelsohn@gnu.org>
10657 * config.gcc: Separate AIX 5.3 from AIX 6.1.
10658 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10659 __LONGDOUBLE128 too.
10660 * config/rs6000/aix61.h: New file.
10662 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10664 PR rtl-optimization/34959
10665 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
10666 popcount and parity rtxes the same mode as their operand.
10667 Truncate or extend the result to the return value's mode
10670 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10673 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
10674 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
10675 to GOT_VERSION_REGNUM.
10676 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
10677 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
10678 * config/mips/mips.c (mips_emit_call_insn): New function.
10679 (mips_call_tls_get_addr): Call mips_expand_call directly.
10680 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
10682 (mips16_build_call_stub): Likewise. Return the call insn or null.
10683 (mips_expand_call): Update the call to mips16_build_call_stub
10684 accordingly and a remove redundant condition. Assert that MIPS16
10685 stubs do not use lazy binding. Use mips_emit_call_insn and return
10687 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
10689 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
10690 (mips_avoid_hazard): Remove hazard_set handling.
10691 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
10692 (UNSPEC_RESTORE_GP): ...this.
10693 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
10694 (FAKE_CALL_REGNO): Rename to...
10695 (GOT_VERSION_REGNUM): ...this.
10696 (type): Add "ghost" value. Add an associated insn reservation.
10697 (hazard_set): Remove.
10698 (exception_receiver): Rename to...
10699 (restore_gp): ...this and update the unspec identifier accordingly.
10700 (exception_receiver, nonlocal_got_receiver): New expanders.
10701 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
10702 FAKE_CALL_REGNO. Remove hazard_set attribute.
10703 (set_got_version, update_got_version): New patterns.
10705 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
10708 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
10710 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10713 * doc/install.texi2html: Generate gcc-vers.texi.
10715 2008-01-25 DJ Delorie <dj@redhat.com>
10717 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10719 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10721 * config/c4x: Remove directory.
10722 * config.gcc (crx-*, mt-*): Mark obsolete.
10723 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
10724 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
10725 sh-*-rtemscoff*): Remove cases.
10726 * defaults.h (C4X_FLOAT_FORMAT): Remove.
10727 * real.c (encode_c4x_single, decode_c4x_single,
10728 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
10729 c4x_extended_format): Remove.
10730 * real.h (c4x_single_format, c4x_extended_format): Remove.
10731 * doc/extend.texi (interrupt, naked): Remove mention of attributes
10733 (Pragmas): Remove comment about c4x pragmas.
10734 * doc/install.texi (c4x): Remove target-specific instructions.
10735 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
10736 * doc/md.texi (Machine Constraints): Remove C4x documentation.
10737 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
10738 refer to C4x source files as examples.
10739 (C4X_FLOAT_FORMAT): Remove documentation.
10741 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
10743 * config/bfin/bfin.c (override_options): Reorder tests so that
10744 flag_pic gets enabled for -msep-data.
10746 2008-01-25 Richard Guenther <rguenther@suse.de>
10748 PR middle-end/32244
10749 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
10750 to its bitfield precision if required.
10752 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10754 PR middle-end/33880
10755 * tree-nested.c (walk_omp_for): New function.
10756 (convert_nonlocal_reference, convert_local_reference): Call
10757 walk_omp_for on OMP_FOR.
10758 (convert_call_expr): Call walk_body on OMP_FOR's
10759 OMP_FOR_PRE_INIT_BODY.
10761 2008-01-25 Richard Guenther <rguenther@suse.de>
10763 PR tree-optimization/34966
10764 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
10765 default defs and PHI_NODEs we have to insert after the
10766 defining statement.
10768 2008-01-24 Nick Clifton <nickc@redhat.com>
10770 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
10771 Provide a default definition.
10772 (LIBGCC2_UNITS_PER_WORD): Likewise.
10774 * config/stormy16/stormy16.c: Include df.h for the prototype
10775 for df_regs_ever_live_p.
10776 (xstormy16_expand_builtin_va_start): Convert the stack offset
10777 into a component_ref and then use POINTER_PLUS_EXPR to add it
10778 to the incoming_virtual_args_rtx.
10779 (xstormy16_gimplify_va_arg_expr): Rename to
10780 xstormy16_gimplify_va_arg_expr.
10781 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
10782 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
10783 xstormy16_gimplify_va_arg_expr.
10784 Fix up some formatting issues.
10786 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
10787 Move to predicates.md.
10788 (xs_hi_general_operand): Likewise.
10789 (xs_hi_nonmemory_operand): Likewise.
10790 * config/stormy16/predicates.md:
10791 (xstormy16_carry_plus_operand): New predicate.
10792 (xs_hi_general_operand): New predicate.
10793 (xs_hi_nonmemory_operand): New predicate.
10794 * config/stormy16/stormy16-protos.h:
10795 (xstormy16_carry_plus_operand): Delete prototype.
10796 (xs_hi_general_operand): Likewise.
10797 (xs_hi_nonmemory_operand): Likewise.
10799 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
10800 modifiers as they are no longer needed and they can trigger
10801 reload spill failures.
10803 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
10804 with a match_operand in order to help reload.
10806 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
10807 constraint with 'e' for the 8th alternative as this version of
10808 the mov.w instruction only accepts the lower 8 registers.
10810 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
10813 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
10814 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
10817 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10819 PR middle-end/33333
10820 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
10822 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10824 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
10826 (remove_structure): Update allocations list before removing structure.
10828 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10830 * ipa-struct-reorg.c (is_safe_cond_expr,
10831 create_new_stmts_for_cond_expr): Use integer_zerop function,
10832 that recognize not only zero-pointer, but zero-integer too.
10834 2008-01-25 Ben Elliston <bje@au.ibm.com>
10837 * fixproto: Escape "." in sed expression that strips leading "./".
10839 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
10842 * gcc.c (SWITCH_OK): Removed.
10843 (SWITCH_LIVE): Changed to bit.
10844 (SWITCH_FALSE): Likewise.
10845 (SWITCH_IGNORE): Likewise.
10846 (switchstr): Change live_cond to unsigned int.
10847 (process_command): Replace SWITCH_OK with 0.
10848 (do_self_spec): Likewise.
10849 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
10850 (give_switch): Likewise.
10851 (used_arg): Likewise.
10852 (do_spec_1): Set the SWITCH_IGNORE bit.
10853 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
10854 bits. Set the SWITCH_LIVE bit.
10856 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10858 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
10860 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
10862 PR tree-optimization/34472
10863 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
10864 parameter to a "bool *" and set *DATA to false if there is
10865 an unsafe access. Do not delete the structure here.
10866 (check_cond_exprs): Delete it here instead.
10867 (check_cond_exprs, exclude_cold_structs): Do not increase
10868 I when removing a structure.
10870 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
10873 * config/i386/i386.c (ix86_expand_vector_init): Consider only
10874 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
10876 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
10878 PR middle-end/34934
10879 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
10880 a fixed vector for stack.
10882 2008-01-24 Ben Elliston <bje@au.ibm.com>
10885 * doc/gcc.texi (Software development): Add a direntry for g++.
10887 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
10889 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
10890 stale and straggling -fforce-addr comments above.
10892 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
10894 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
10895 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
10897 2008-01-23 Michael Matz <matz@suse.de>
10900 * dwarf2out.c (force_type_die): Use modified_type_die instead of
10903 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
10905 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
10906 malloc result type.
10908 2008-01-23 Anatoly Sokolov <aesok@post.ru>
10910 * config/avr/avr.c (avr_current_arch): New variable.
10911 (avr_arch_types): Add 'avr31' and 'avr51' entries.
10912 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
10913 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
10914 (avr_override_options): Init 'avr_current_arch'.
10915 (base_arch_s): Move from here...
10916 * config/avr/avr.h (base_arch_s): ... here. Add new members
10917 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
10918 'mega' to 'have_jmp_call'.
10919 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
10920 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
10922 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
10924 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10925 MULTILIB_MATCHES): (Ditto.).
10927 2008-01-23 Richard Guenther <rguenther@suse.de>
10929 PR middle-end/31529
10930 * cgraphunit.c (cgraph_reset_node): Always mark the node
10931 not reachable if it is not queued already.
10933 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
10935 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
10936 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
10937 (cputype_selected): New static variable.
10938 (bfin_handle_option): Set it if -mcpu is used.
10939 (override_option): Select default set of workarounds if no cpu type
10940 selected on the command line.
10941 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
10943 From Michael Frysinger <michael.frysinger@analog.com>
10944 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
10945 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
10947 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
10948 for bf547, bf523, bf524, and bf526.
10949 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
10951 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10952 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
10953 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
10954 __ADSPBF547__ and __ADSPBF54x__ for bf547.
10955 * doc/invoke.texi (Blackfin Options): Document that
10956 -mcpu now accept bf547, bf523, bf524, and bf526.
10958 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
10960 PR rtl-optimization/34628
10961 * combine.c (try_combine): Stop and undo after the first combination
10962 if an autoincrement side-effect on the first insn has effectively
10965 2008-01-22 David Edelsohn <edelsohn@gnu.org>
10968 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
10969 Offset addresses are not valid for Altivec or paired float modes.
10971 2008-01-22 Jakub Jelinek <jakub@redhat.com>
10974 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
10975 if DECL_INITIAL (decl) is error_mark_node.
10978 * c-common.c (handle_vector_size_attribute): Only allow
10979 integral, scalar float and fixed point types. Handle OFFSET_TYPE
10980 the same way as pointer, array etc. types.
10981 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
10984 * tree.c (build_type_attribute_qual_variant): Call
10985 build_qualified_type if attributes are equal, but quals are not.
10987 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10990 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
10991 * flags.h (warn_strict_aliasing): Remove.
10992 (warn_strict_overflow): Remove.
10993 * opts.c (warn_strict_aliasing): Remove.
10994 (warn_strict_overflow): Remove.
10995 * c-opts.c (c_common_handle_option): -Wall only sets
10996 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
10997 (c_common_post_options): Give default values to -Wstrict-aliasing
10998 and -Wstrict-overflow if they are uninitialized.
10999 * common.opt (Wstrict-aliasing): Specify Var and Init.
11000 (Wstrict-overflow): Likewise.
11002 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11004 PR rtl-optimization/26854
11005 PR rtl-optimization/34400
11006 PR rtl-optimization/34884
11007 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
11009 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
11010 (df_rd_bb_info.expanded_lr_out): Deleted
11011 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
11012 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
11013 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11014 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11015 Removed code to allocate, initialize or free expanded_lr_out.
11016 (df_rd_bb_local_compute_process_def): Restructured to make more
11018 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
11019 sets if the sets are being trimmed.
11021 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
11024 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
11025 (as_vers): Likewise.
11026 * configure: Regenerated.
11028 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11030 PR middle-end/33092
11031 * tree-pass.h (pass_build_alias): New pass.
11032 * tree-ssa-alias.c (gate_build_alias): New.
11033 (pass_build_alias): New.
11034 * passes.c (init_optimization_passes): Add pass_build_alias after
11035 pass_create_structure_vars.
11037 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
11039 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
11040 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
11041 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
11042 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
11043 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
11044 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
11045 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
11046 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
11047 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
11048 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
11049 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
11050 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
11051 * config/s390/s390.md (FP_ALL): New mode iterator.
11052 (_d): New mode attribute.
11053 ("*signbit<mode>2>"): Changed mode of first operand.
11054 ("isinf<mode>2"): Changed mode of first operand.
11055 ("*TDC_insn"): Adaptation for DFP modes.
11057 2008-01-22 Ben Elliston <bje@au.ibm.com>
11059 * tree.c (check_qualified_type): Improve function description.
11061 2008-01-21 Jason Merrill <jason@redhat.com>
11064 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
11065 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
11068 2008-01-21 DJ Delorie <dj@redhat.com>
11070 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
11073 2008-01-21 Richard Guenther <rguenther@suse.de>
11075 PR middle-end/34856
11076 * tree-cfg.c (verify_expr): Allow all invariant expressions
11077 instead of just constant class ones as reference argument.
11078 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
11079 like any other constant.
11080 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
11082 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
11084 * regmove.c (fixup_match_1): Update call crossed frequencies.
11086 2008-01-21 Richard Guenther <rguenther@suse.de>
11089 * tree-inline.c (setup_one_parameter): Deal with mismatched
11090 types using a VIEW_CONVERT_EXPR.
11092 2008-01-21 Alon Dayan <alond@il.ibm.com>
11093 Olga Golovanevsky <olga@il.ibm.com>
11095 PR tree-optimization/34701
11096 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
11097 when the structure size is not a power of 2.
11099 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
11101 * doc/install.texi: Add doc for --enable-checking=df.
11103 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
11105 PR rtl-optimization/34808
11106 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
11108 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11110 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
11113 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11115 PR rtl-optimization/26854
11116 PR rtl-optimization/34400
11117 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
11119 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
11120 (df_rd_bb_info.expanded_lr_out): New.
11121 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
11122 * loop_iv.c (iv_analysis_loop_init): Ditto.
11123 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11124 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11125 Added code to allocate, initialize or free expanded_lr_out.
11126 (df_rd_bb_local_compute_process_def): Restructured to make
11127 more understandable.
11128 (df_rd_confluence_n): Add code to do nothing with fake edges and
11129 code to no apply invalidate_by_call sets if the sets are being trimmed.
11130 (df_lr_local_finalize): Renamed to df_lr_finalize.
11131 (df_live_local_finalize): Renamed to df_live_finalize.
11133 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11136 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
11137 deciding whether to use reciprocal instructions.
11139 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
11141 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
11142 dwarf2out_note_section_used if cold_text_section is NULL.
11144 2008-01-19 Jakub Jelinek <jakub@redhat.com>
11146 PR gcov-profile/34610
11147 * tree-cfg.c (make_edges): Mark both outgoing edges from
11148 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
11149 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
11150 from OMP_FOR and OMP_CONTINUE outgoing edges.
11152 * tree-profile.c (tree_profiling): Return early if
11153 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
11155 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
11156 from cfun to child_cfun.
11157 * function.h (struct function): Add after_tree_profile bit.
11159 2008-01-19 Anatoly Sokolov <aesok@post.ru>
11161 * config/avr/avr.S (_exit): Disable interrupt.
11163 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11164 Steven Bosscher <stevenb.gcc@gmail.com>
11166 PR rtl-optimization/26854
11167 PR rtl-optimization/34400
11168 * df-problems.c (df_live_scratch): New scratch bitmap.
11169 (df_live_alloc): Allocate df_live_scratch when doing df_live.
11170 (df_live_reset): Clear the proper bitmaps.
11171 (df_live_bb_local_compute): Only process the artificial defs once
11172 since the order is not important.
11173 (df_live_init): Init the df_live sets only with the variables
11174 found live by df_lr.
11175 (df_live_transfer_function): Use the df_lr sets to prune the
11176 df_live sets as they are being computed.
11177 (df_live_free): Free df_live_scratch.
11179 2008-01-18 Ian Lance Taylor <iant@google.com>
11181 * common.opt: Add fmerge-debug-strings.
11182 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
11183 flag_merge_debug_strings rather than flag_merge_constants.
11184 * doc/invoke.texi (Option Summary): Mention
11185 -fmerge-debug-strings.
11186 (Debugging Options): Document -fmerge-debug-strings.
11188 2008-01-18 Ian Lance Taylor <iant@google.com>
11191 * tree.h (DECL_IS_OPERATOR_NEW): Define.
11192 (struct tree_function_decl): Add new field operator_new_flag.
11193 * tree-inline.c (expand_call_inline): When inlining a call to
11194 operator new, force the return value to go into a variable, and
11195 set DECL_NO_TBAA_P on that variable.
11196 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
11198 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
11201 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
11202 DWARF2_DEBUGGING_INFO.
11203 (dwarf2out_note_section_used): Ditto. Add prototype.
11204 (have_multiple_function_sections, text_section_used,
11205 cold_text_section_used, *cold_text_sections): Move declarations
11208 2008-01-17 Bob Wilson <bob.wilson@acm.org>
11210 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
11211 field and add signal_ra.
11212 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
11213 assignments to frame state pc. Move end of stack check after
11214 MD_FALLBACK_FRAME_STATE_FOR.
11215 (uw_update_context_1): Use frame state signal_regs if set, instead
11216 of checking signal_frame flag.
11217 (uw_update_context): Use frame state signal_ra if set.
11218 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
11219 * config/xtensa/linux-unwind.h: New file.
11221 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
11223 * modulo-sched.c (get_sched_window): Fix comment typo.
11225 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
11227 PR tree-optimization/34648
11228 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
11230 2008-01-17 Anatoly Sokolov <aesok@post.ru>
11232 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
11233 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
11235 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
11237 PR rtl-optimization/34400
11238 * df-core.c (df_worklist_dataflow_overeager,
11239 df_worklist_dataflow_doublequeue): New functions.
11240 (df_worklist_dataflow): Two different worklist solvers.
11241 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
11244 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11247 * doc/invoke.texi: Document the dependence on pthread for fopenmp
11248 and ftree-parallelize-loops.
11250 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
11252 PR rtl-optimization/34826
11253 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
11255 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
11257 * global.c (find_reg): Mark the eh regs as used if necessary.
11258 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
11259 * ra.h (struct allocno): no_eh_reg field added. Changed
11260 no_stack_reg type to bitfield.
11262 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
11264 * tree.c (substitute_in_expr): Add missing 'break'.
11266 2008-01-17 Richard Guenther <rguenther@suse.de>
11268 PR tree-optimization/34825
11269 * tree-ssa-math-opts.c (is_division_by): Do not recognize
11270 x / x as division to handle.
11272 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11274 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
11275 "-pthread" is specified.
11276 * pa-hpux11.h (LIB_SPEC): Likewise.
11278 2008-01-16 Janis Johnson <janis187@us.ibm.com>
11279 Peter Bergner <bergner@vnet.ibm.com>
11281 PR rtl-optimization/33796
11282 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
11284 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11286 PR libgfortran/34699
11287 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
11289 * pa-hpux10.h (LINK_SPEC): Likewise.
11290 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
11292 2008-01-16 Richard Guenther <rguenther@suse.de>
11294 PR middle-end/32628
11295 * fold-const.c (fold_convert_const_int_from_int): Do not
11296 set overflow if that occured only because of a sign extension
11297 change when converting from/to a sizetype with the same
11298 precision and signedness.
11300 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11303 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
11304 location address to the correct place. Update copyright year.
11306 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11308 * lambda-code.c (lambda_transform_legal_p): Handle the case of
11309 no dependences in the dependence_relations vector.
11311 2008-01-16 Jan Hubicka <jh@suse.cz>
11313 PR rtl-optimization/31396
11314 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
11315 * cfg.c (dump_reg_info): Print it.
11316 * regs.h (struct reg_info_t): add freq_calls_crossed.
11317 (REG_FREQ_CALLS_CROSSED): New macro.
11318 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
11319 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
11320 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
11321 regmove_optimize): Update call crossed frequencies.
11322 * local-alloc.c (struct qty): Add freq_calls_crossed.
11323 (alloc_qty): Copute freq_calls_crossed.
11324 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
11325 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
11326 * ra.h (struct allocno): Add freq_calls_crossed.
11328 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11330 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
11331 libgomp when compiling with ftree-parallelize-loops.
11332 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
11334 2008-01-16 Richard Guenther <rguenther@suse.de>
11336 PR tree-optimization/34769
11337 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
11338 * tree.c (int_cst_value): Instead make this function more
11339 permissive in what it accepts as valid input. Document this
11340 function always sign-extends the value.
11342 2008-01-16 Jakub Jelinek <jakub@redhat.com>
11343 Richard Guenther <rguenther@suse.de>
11346 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
11347 (gimple_fold_indirect_ref_rhs): ... this.
11348 (gimple_fold_indirect_ref): New function with foldings
11349 that preserve lvalueness.
11350 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
11351 * tree-flow.h (gimple_fold_indirect_ref): Declare.
11352 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
11353 to fold an INDIRECT_REF, fall back to the old use of
11354 fold_indirect_ref_1.
11356 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11358 * tree-data-ref.c (subscript_dependence_tester_1): Call
11359 free_conflict_function.
11360 (compute_self_dependence): Same.
11362 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11365 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
11366 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
11368 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
11369 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
11370 for DWARF2_UNWIND_INFO targets.
11372 2008-01-16 Richard Guenther <rguenther@suse.de>
11375 * c-typeck.c (common_pointer_type): Do not merge inconsistent
11376 type qualifiers for function types.
11378 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
11380 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
11381 loop_iterator li from previous commit.
11383 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
11385 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
11387 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11389 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
11390 (parallelize_loops): Don't parallelize irreducible components.
11392 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11395 * c-opts (c_common_post_options): Do not enable CPP
11396 flag_pedantic_errors by default.
11398 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
11400 PR rtl-optimization/31944
11401 * cse.c (remove_pseudo_from_table): New function.
11402 (merge_equiv_classes): Use above function to remove pseudo-registers.
11403 (invalidate): Likewise.
11405 2008-01-13 Richard Guenther <rguenther@suse.de>
11407 PR middle-end/34601
11408 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
11409 instead of TYPE_MODE to deal with calls from expand_one_error_var.
11411 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
11413 * gcse.c (cprop_jump): Call validate_unshare_change instead of
11414 validate_change to unshare the source of the PC set.
11416 2008-01-12 Jan Hubicka <jh@suse.cz>
11418 PR middle-end/32135
11419 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
11420 references above array bounds. This might trigger bounds checks for
11421 pointers to arrays.
11423 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11425 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
11426 new_replaceable_dependencies.
11428 2008-01-12 Doug Kwan <dougkwan@google.com>
11430 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
11431 instead of OPT_Wreturn_type in warning due to ignored return type
11433 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
11434 options included in -Wextra.
11435 * c.opt: New option -Wignored_qualifiers.
11436 * doc/invoke.texi (Warning Options, -Wextra): Add new option
11437 -Wignore_qualifiers.
11438 (-Wignored-qualifiers): Document.
11439 (-Wreturn-type): Remove description of functionality now handled
11440 by -Wignored-qualifiers.
11442 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
11445 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
11446 NOP_EXPR if it is between integral types with the same precision.
11448 2008-01-12 Jan Hubicka <jh@suse.cz>
11451 * invoke.texi (max-inline-recursive-depth): Fix default value.
11453 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
11455 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
11458 2008-01-11 Bob Wilson <bob.wilson@acm.org>
11460 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
11462 2008-01-11 James E. Wilson <wilson@specifix.com>
11465 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
11467 2008-01-11 Anatoly Sokolov <aesok@post.ru>
11469 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
11470 save/restore frame pointer register and don't use 'call-prologues'
11471 optimization in function with "OS_task" attribute.
11473 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
11475 PR middle-end/31309
11476 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
11477 when copying to memory.
11479 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
11481 PR rtl-optimization/30905
11482 * cfgcleanup.c: Include dce.h
11483 (crossjumps_occured): New global variable.
11484 (try_crossjump_bb): Exit loop after finding a fallthru edge.
11485 If something changed, set crossjumps_occured to true.
11486 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
11487 Don't add/remove fake edges to exit here...
11488 (cleanup_cfg): ...but do it here, when crossjumping.
11489 Run a fast DCE when successful crossjumps occured in the latest
11490 iteration of try_optimize_cfg.
11492 2008-01-11 Richard Guenther <rguenther@suse.de>
11494 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
11495 (struct vn_unary_op_s): Likewise.
11496 (vn_reference_insert): Free old reference on hash collision.
11498 2008-01-10 Raksit Ashok <raksit@google.com>
11500 PR rtl-optimization/27971
11501 * combine.c (find_split_point): Split PLUS expressions which are
11502 inside a MEM rtx, and whose first operand is complex.
11504 2008-01-10 DJ Delorie <dj@redhat.com>
11506 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
11507 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
11508 (m32c_hard_regno_ok): Call the underlying function.
11510 2008-01-10 Richard Guenther <rguenther@suse.de>
11512 PR middle-end/34683
11513 * tree-cfg.c (tree_merge_blocks): Do not go through the
11514 full-blown folding and stmt updating path if we just deal
11515 with virtual operands.
11516 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
11517 test for abnormal SSA_NAMEs.
11519 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
11521 PR middle-end/34641
11522 * reload.c (push_reload): Add assertions. All constants from
11523 reg_equiv_constant should have been used for replacing the respective
11525 (find_reloads_address): Invoke find_reloads_address_part for
11526 constant taken from the reg_equiv_constant array.
11528 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
11530 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
11531 field (valnum) the first in the struct. Replace bools with
11534 2008-01-10 Richard Guenther <rguenther@suse.de>
11536 PR tree-optimization/34651
11537 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
11538 types and ordering for masking and converting.
11540 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
11542 PR tree-optimization/34017
11543 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
11544 also for PHI_NODE expressions.
11546 2008-01-09 Jan Hubicka <jh@suse.cz>
11548 PR tree-optimization/34708
11549 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
11550 based on number of case labels.
11551 (init_inline_once): Remove switch_cost.
11552 * tree-inline.h (eni_weights_d): Remove switch_cost.
11554 2008-01-09 Richard Guenther <rguenther@suse.de>
11555 Andrew Pinski <andrew_pinski@playstation.sony.com>
11557 PR middle-end/30132
11558 * gimplify.c (gimplify_cond_expr): Do not create an addressable
11559 temporary if an rvalue is ok or an lvalue is not required.
11561 2008-01-09 Richard Guenther <rguenther@suse.de>
11563 PR middle-end/34458
11564 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
11565 adjust return type.
11567 2008-01-09 Richard Guenther <rguenther@suse.de>
11569 PR middle-end/34679
11570 * tree.c (host_integerp): Check for sizetype only if the
11571 type is an integer type.
11573 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
11576 * opts.c (decode_options): Disable inlining of functions called
11577 once if not in unit-at-a-time mode.
11579 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
11581 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
11583 2008-01-08 Richard Guenther <rguenther@suse.de>
11585 PR middle-end/31863
11586 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
11587 out early if the result will be unused.
11589 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11594 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11595 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11598 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
11600 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
11601 for vectorization tuned.
11603 2008-01-08 Richard Guenther <rguenther@suse.de>
11605 PR tree-optimization/34683
11606 * tree-ssa-operands.c (operand_build_cmp): Export.
11607 * tree-ssa-operands.h (operand_build_cmp): Declare.
11608 * tree-vn.c (vuses_compare): Remove.
11609 (sort_vuses): Use operand_build_cmp.
11610 (sort_vuses_heap): Likewise.
11611 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
11612 to re-use old VEC if available. Do not sort already sorted VUSEs.
11613 (vdefs_to_vec): Do not sort already sorted VDEFs.
11615 2008-01-08 Jakub Jelinek <jakub@redhat.com>
11617 PR middle-end/34694
11618 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
11620 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11623 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
11624 limitations of reciprocal sequences on x86 targets.
11626 2008-01-08 Richard Guenther <rguenther@suse.de>
11628 PR tree-optimization/34683
11629 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
11631 2008-01-07 Jakub Jelinek <jakub@redhat.com>
11634 * config/darwin.c (darwin_mergeable_string_section): Don't use
11635 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
11637 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
11640 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
11641 negxf2. Macroize expander using X87MODEF mode iterator. Change
11642 predicates of op0 and op1 to register_operand.
11643 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
11644 expander using X87MODEF mode iterator. Change predicates of
11645 op0 and op1 to register_operand.
11646 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
11647 corresponding patterns and macroize using MODEF macro. Change
11648 predicates of op0 and op1 to register_operand and remove
11649 "m" constraint. Disparage "r" alternative with "!".
11650 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
11651 macroize using X87MODEF macro. Change predicates of op0 and op1
11652 to register_operand and remove "m" constraint. Disparage "r"
11653 alternative with "!".
11654 (absneg splitter with memory operands): Remove.
11655 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
11656 patterns and macroize using X87MODEF mode iterator.
11657 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
11658 Change predicate of op1 to register_operand.
11659 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
11660 for memory operands.
11662 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
11664 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
11666 2008-01-07 Richard Guenther <rguenther@suse.de>
11668 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
11671 2008-01-07 Richard Guenther <rguenther@suse.de>
11673 PR tree-optimization/34683
11674 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
11675 VOPs of the needed size to save memory. Use VEC_quick_push
11676 to save compile-time.
11677 (vdefs_to_vec): Likewise.
11679 2008-01-07 Sa Liu <saliu@de.ibm.com>
11681 * config/spu/spu.md (divdf3): Genetate inline code for double
11682 division. The implementation doesn't handle INF or NAN, therefore it
11683 only applies when -ffinite-math-only is given.
11685 2008-01-06 Paolo Carlini <pcarlini@suse.de>
11688 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
11689 * doc/cpp.texi ([Common Predefined Macros]): Document.
11691 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
11693 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
11694 order to use commutative addition instead of subtraction.
11696 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11697 Mircea Namolaru <namolaru@il.ibm.com>
11698 Vladimir Yanovsky <yanov@il.ibm.com>
11699 Revital Eres <eres@il.ibm.com>
11701 PR tree-optimization/34263
11702 * tree-outof-ssa.c (process_single_block_loop_latch,
11703 contains_tree_r): New functions.
11704 (analyze_edges_for_bb): Call process_single_block_loop_latch
11705 function to empty single-basic-block latch block if possible.
11707 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11709 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11711 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
11713 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11715 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
11717 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11719 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
11721 2008-01-05 Jakub Jelinek <jakub@redhat.com>
11723 PR tree-optimization/34618
11724 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
11727 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11730 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
11731 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
11732 Update copyright year.
11734 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
11735 Update copyright year.
11736 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
11739 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
11741 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
11742 edge does not point to current bb before changing need_assert.
11744 2008-01-04 Richard Guenther <rguenther@suse.de>
11746 PR middle-end/34029
11747 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
11748 for verifying purposes if they are is_gimple_min_invariant.
11750 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
11752 PR tree-optimization/34448
11753 PR tree-optimization/34465
11754 * gimplify.c (gimplify_init_constructor): Add new parameter
11755 notify_temp_creation. Use it.
11756 (gimplify_modify_expr_rhs): Take volatiles into account when
11757 optimizing constructors.
11758 Do not optimize constructors if gimplify_init_constructor will dump to
11760 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
11761 * gcc.c-torture/compile/pr34448.c: New.
11763 2008-01-04 Jakub Jelinek <jakub@redhat.com>
11765 PR gcov-profile/34609
11766 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
11767 return_slot if result is TREE_ADDRESSABLE.
11769 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
11771 * config/mips/mips.md (sqrt_condition): Tweak comment.
11772 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
11774 2008-01-03 Tom Tromey <tromey@redhat.com>
11777 * c-common.c (c_type_hash): Handle VLAs.
11779 2008-01-03 Jan Hubicka <jh@suse.cz>
11781 PR tree-optimization/31081
11782 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
11783 0 when inlining and not inlining to first basic block.
11784 (remap_decl): When var is initialized to 0, don't set default_def.
11785 (expand_call_inline): Set entry_bb.
11786 * tree-inline.h (copy_body_data): Add entry_bb.
11788 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11791 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
11794 PR tree-optimization/29484
11795 * tree-inline.c (inline_forbidden_p_2): New function.
11796 (inline_forbidden_p): Disallow inlining if some static var
11797 has an address of a local LABEL_DECL in its initializer.
11798 * doc/extend.texi (Labels as Values): Document &&foo behaviour
11801 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
11803 PR tree-optimization/34635
11804 * tree-data-ref.c (add_other_self_distances): Make sure that the
11805 evolution step is constant.
11807 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11809 PR middle-end/34608
11810 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
11812 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
11814 * tree-sra.c (scalarize_init): Insert the generate_element_init
11815 statements after the generate_element_zero statements.
11817 2008-01-02 Richard Guenther <rguenther@suse.de>
11819 PR middle-end/34093
11820 PR middle-end/31976
11821 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
11822 for very large number of operands instead of ICEing.
11824 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
11827 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
11828 while stack probing.
11830 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
11832 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
11835 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
11837 PR libmudflap/26442
11838 * tree-mudflap.c (mx_register_decls): Guard warning by
11839 !DECL_ARTIFICIAL check.
11841 2008-01-01 Jakub Jelinek <jakub@redhat.com>
11843 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
11844 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
11845 sse5_perm<mode>): Fix constraints.