1 2008-06-06 Sandip Matte <sandip@rmicorp.com>
3 * doc/invoke.texi: Document -march=xlr.
4 * config/mips/xlr.md: New file.
5 * config/mips/mips.md: Include it.
7 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
8 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
9 (mips_rtx_cost_data): Likewise.
11 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
13 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
14 PRE_INC and PRE_DEC cases.
16 2008-06-06 Jakub Jelinek <jakub@redhat.com>
18 PR rtl-optimization/36419
19 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
20 the emitting jump insn.
23 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
24 is not bool, boolify the whole *expr_p and convert to the desired type.
26 2008-06-06 Jakub Jelinek <jakub@redhat.com>
28 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to
30 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
31 Add omp_private_outer_ref hook, add another argument to
32 omp_clause_default_ctor hook.
33 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
34 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
35 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
36 hook_tree_tree_tree_tree_null.
37 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
38 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
39 * hooks.c (hook_tree_tree_tree_tree_null): New function.
40 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
41 * tree.def (OMP_TASK): New tree code.
42 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
43 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
44 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
45 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
46 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
47 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
48 OMP_CLAUSE_COLLAPSE_EXPR): Define.
49 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
50 (OMP_DIRECTIVE_P): Add OMP_TASK.
51 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
52 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
53 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
54 and OMP_CLAUSE_UNTIED entries.
55 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
57 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
58 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
59 * tree-pretty-print.c (dump_omp_clause): Handle
60 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
61 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
62 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
63 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
64 warning about unsigned iterators. Change decl/init/cond/incr
65 arguments to TREE_VECs, check arguments for all collapsed loops.
66 (c_finish_omp_taskwait): New function.
67 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
69 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
70 default_function_array_conversion on init. Add par_clauses argument.
71 If decl is present in parallel's lastprivate clause, change it to
72 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
73 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
74 collapse count in clauses.
75 (c_parser_omp_for, c_parser_omp_parallel): Adjust
76 c_parser_omp_for_loop callers.
77 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
78 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
79 (c_parser_omp_clause_name): Handle collapse and untied clauses.
80 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
82 (c_parser_omp_clause_schedule): Handle schedule(auto).
83 Include correct location in the error message.
84 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
85 and PRAGMA_OMP_CLAUSE_UNTIED.
86 (OMP_TASK_CLAUSE_MASK): Define.
87 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
88 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
89 * tree-nested.c (convert_nonlocal_omp_clauses,
90 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
91 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
92 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
93 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
95 (conver_nonlocal_reference, convert_local_reference,
96 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
97 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
98 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
99 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
100 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
101 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
102 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
103 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
104 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
106 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
107 * c-common.h (c_finish_omp_taskwait): New prototype.
108 * gimple-low.c (lower_stmt): Handle OMP_TASK.
109 * tree-parloops.c (create_parallel_loop): Create 1 entry
110 vectors for OMP_FOR_{INIT,COND,INCR}.
111 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
112 (make_edges): Handle OMP_TASK.
113 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
114 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
115 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
116 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
117 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
118 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
119 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
120 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
121 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
122 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
123 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
124 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
125 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
126 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
127 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
128 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
129 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
130 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
131 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
132 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
133 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
134 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
135 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
136 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
137 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
138 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
139 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
140 original iterator is present in lastprivate clause or if
141 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
142 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
143 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
144 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
145 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
146 if it is set, lookup var in outer contexts too. Handle
147 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
148 to be implicitly determined firstprivate for task regions.
149 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
150 if it is set, lookup var in outer contexts too. Set
151 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
152 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
153 OMP_CLAUSE_UNTIED. Take region_type as last argument
154 instead of in_parallel and in_combined_parallel.
155 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
157 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
158 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause
160 (new_omp_context): Set default_kind to
161 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
162 (omp_region_type): New enum.
163 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
164 fields, add region_type.
165 (new_omp_context): Take region_type as argument instead of is_parallel
166 and is_combined_parallel.
167 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
168 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
169 ctx->is_combined_parallel checks.
170 (gimplify_omp_task): New function.
171 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
173 * omp-low.c (extract_omp_for_data): Use schedule(static)
174 for schedule(auto). Handle pointer and unsigned iterators.
175 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
176 Add loops argument. Extract data for collapsed OMP_FOR loops.
177 (expand_parallel_call): Assert sched_kind isn't auto,
178 map runtime schedule to index 3.
179 (struct omp_for_data_loop): New type.
180 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
181 Add loop, loops, collapse and iter_type fields.
182 (workshare_safe_to_combine_p): Disallow combined for if
183 iter_type is unsigned long long. Don't combine collapse > 1 loops
184 unless all bounds and steps are constant. Adjust extract_omp_for_data
186 (expand_omp_for_generic): Handle pointer, unsigned and long long
187 iterators. Handle collapsed OMP_FOR loops. Adjust
188 for struct omp_for_data changes. If libgomp function doesn't return
189 boolean_type_node, add comparison of the return value with 0.
190 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
191 pointer, unsigned and long long iterators. Adjust for struct
192 omp_for_data changes.
193 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
194 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
195 unsigned long long. Allocate loops array, pass it to
196 extract_omp_for_data. For collapse > 1 loops use always
197 expand_omp_for_generic.
198 (omp_context): Add sfield_map and srecord_type fields.
199 (is_task_ctx, lookup_sfield): New functions.
200 (use_pointer_for_field): Use is_task_ctx helper. Change first
201 argument's type from const_tree to tree. Clarify comment.
202 In OMP_TASK disallow copy-in/out sharing.
203 (build_sender_ref): Call lookup_sfield instead of lookup_field.
204 (install_var_field): Add mask argument. Populate both record_type
205 and srecord_type if needed.
206 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
208 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
209 and DECL_FIELD_OFFSET.
210 (scan_sharing_clauses): Adjust install_var_field callers. For
211 firstprivate clauses on explicit tasks allocate the var by value in
212 record_type unconditionally, rather than by reference.
213 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
214 Use is_taskreg_ctx instead of is_parallel_ctx.
215 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
216 (create_omp_child_function_name): Add task_copy argument, use
217 *_omp_cpyfn* names if it is true.
218 (create_omp_child_function): Add task_copy argument, if true create
219 *_omp_cpyfn* helper function.
220 (scan_omp_parallel): Adjust create_omp_child_function callers.
221 Rename parallel_nesting_level to taskreg_nesting_level.
222 (scan_omp_task): New function.
223 (lower_rec_input_clauses): Don't run constructors for firstprivate
224 explicit task vars which are initialized by *_omp_cpyfn*.
225 Pass outer var ref to omp_clause_default_ctor hook if
226 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
227 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
228 OMP_CLAUSE_REDUCTION_INIT.
229 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
230 avoid duplicate setting of fields. Handle
231 OMP_CLAUSE_PRIVATE_OUTER_REF.
232 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
233 copy-out if TREE_READONLY, only copy-in.
234 (expand_task_copyfn): New function.
235 (expand_task_call): New function.
236 (struct omp_taskcopy_context): New type.
237 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
239 (lower_omp_parallel): Rename to...
240 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
241 Call create_task_copyfn if srecord_type is needed. Adjust
243 (task_shared_vars): New variable.
244 (check_omp_nesting_restrictions): Warn if work-sharing,
245 barrier, master or ordered region is closely nested inside OMP_TASK.
246 Add warnings for barrier if closely nested inside of work-sharing,
247 ordered, or master region.
248 (scan_omp_1): Call check_omp_nesting_restrictions even for
249 GOMP_barrier calls. Rename parallel_nesting_level to
250 taskreg_nesting_level. Handle OMP_TASK.
251 (lower_lastprivate_clauses): Even if some lastprivate is found on a
252 work-sharing construct, continue looking for them on parent parallel
254 (lower_omp_for_lastprivate): Add lastprivate clauses
255 to the beginning of dlist rather than end. Adjust for struct
256 omp_for_data changes.
257 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
258 not after it. Handle collapsed OMP_FOR loops, adjust for
259 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data
261 (get_ws_args_for): Adjust extract_omp_for_data caller.
262 (scan_omp_for): Handle collapsed OMP_FOR
263 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
264 (lower_omp_single_simple): If libgomp function doesn't return
265 boolean_type_node, add comparison of the return value with 0.
266 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
267 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
268 (parallel_nesting_level): Rename to...
269 (taskreg_nesting_level): ... this.
270 (is_taskreg_ctx): New function.
271 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
273 (execute_lower_omp): Rename parallel_nesting_level to
274 taskreg_nesting_level.
275 (expand_omp_parallel): Rename to...
276 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
277 Call omp_task_call for OMP_TASK regions.
278 (expand_omp): Adjust caller, handle OMP_TASK.
279 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
281 * bitmap.c (bitmap_default_obstack_depth): New variable.
282 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
283 if argument is NULL and bitmap_default_obstack is already initialized.
284 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
286 * matrix-reorg.c (matrix_reorg): Likewise.
288 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
290 * config/i386/i386.md (*indirect_jump): Macroize using P
291 mode iterator. Remove !TARGET_64BIT from insn constraints.
292 (*tablejump_1): Ditto.
293 (*indirect_jump_rex64): Remove insn pattern.
294 (*tablejump_1_rex64): Ditto.
295 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
296 and eh_return_si insn patterns.
298 2008-06-06 Richard Guenther <rguenther@suse.de>
300 * tree-ssa-structalias.c (merge_smts_into): Remove.
301 (find_what_p_points_to): Do not bother to compute the
302 points-to set for pt_anything pointers.
303 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
304 for pt_anything pointers is ok.
306 2008-06-06 Jan Hubicka <jh@suse.cz>
308 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
310 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
312 * cgraph.c: Fix typos in comments.
313 (cgraph_availability_names): Fix string typo.
314 * fold-const.c: Fix typos in comments.
315 (fold_binary): Fix typo in warning.
316 * genautomata.c: Fix typos in comments.
317 (check_presence_pattern_sets): Fix typo in local variable.
318 (output_description): Fix typo in output.
319 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
321 * matrix-reorg.c (check_allocation_function): Likewise.
322 * omega.c (smooth_weird_equations): Likewise.
323 * auto-inc-dec.c: Fix typos in comments.
324 * bb-reorder.c: Likewise.
325 * builtins.c: Likewise.
326 * c-common.c: Likewise.
327 * c-cppbuiltin.c: Likewise.
328 * c-parser.c: Likewise.
329 * c-pretty-print.c: Likewise.
330 * cfgcleanup.c: Likewise.
331 * cfgexpand.c: Likewise.
332 * cfghooks.c: Likewise.
333 * cfglayout.c: Likewise.
334 * cfgloopmanip.c: Likewise.
335 * cgraphunit.c: Likewise.
336 * coverage.c: Likewise.
337 * dbxout.c: Likewise.
338 * df-byte-scan.c: Likewise.
339 * df-core.c: Likewise.
340 * df-problems.c: Likewise.
341 * df-scan.c: Likewise.
343 * dominance.c: Likewise.
344 * domwalk.c: Likewise.
346 * dwarf2out.c: Likewise.
347 * emit-rtl.c: Likewise.
348 * et-forest.c: Likewise.
349 * function.c: Likewise.
350 * function.h: Likewise.
352 * gcov-io.c: Likewise.
355 * genattrtab.c: Likewise.
356 * ggc-page.c: Likewise.
357 * gimplify.c: Likewise.
358 * gthr-lynx.h: Likewise.
359 * haifa-sched.c: Likewise.
360 * ipa-cp.c: Likewise.
361 * ipa-inline.c: Likewise.
362 * ipa-prop.h: Likewise.
363 * ipa-pure-const.c: Likewise.
364 * ipa-struct-reorg.c: Likewise.
365 * ipa-struct-reorg.h: Likewise.
366 * ipa-type-escape.c: Likewise.
368 * loop-doloop.c: Likewise.
369 * mips-tfile.c: Likewise.
370 * mkmap-flat.awk: Likewise.
371 * mkmap-symver.awk: Likewise.
372 * modulo-sched.c: Likewise.
373 * omp-low.c: Likewise.
374 * optabs.c: Likewise.
375 * optabs.h: Likewise.
377 * passes.c: Likewise.
378 * postreload-gcse.c: Likewise.
379 * postreload.c: Likewise.
380 * predict.c: Likewise.
381 * pretty-print.h: Likewise.
382 * profile.c: Likewise.
383 * protoize.c: Likewise.
384 * ra-conflict.c: Likewise.
387 * regclass.c: Likewise.
389 * reload.c: Likewise.
390 * rtl-error.c: Likewise.
391 * rtlanal.c: Likewise.
393 * sched-rgn.c: Likewise.
396 * target.h: Likewise.
397 * tree-dfa.c: Likewise.
398 * tree-eh.c: Likewise.
399 * tree-flow-inline.h: Likewise.
400 * tree-inline.c: Likewise.
401 * tree-into-ssa.c: Likewise.
402 * tree-loop-distribution.c: Likewise.
403 * tree-nested.c: Likewise.
404 * tree-parloops.c: Likewise.
405 * tree-pass.h: Likewise.
406 * tree-pretty-print.c: Likewise.
407 * tree-profile.c: Likewise.
408 * tree-scalar-evolution.c: Likewise.
409 * tree-sra.c: Likewise.
410 * tree-ssa-alias-warnings.c: Likewise.
411 * tree-ssa-ccp.c: Likewise.
412 * tree-ssa-coalesce.c: Likewise.
413 * tree-ssa-dom.c: Likewise.
414 * tree-ssa-dse.c: Likewise.
415 * tree-ssa-forwprop.c: Likewise.
416 * tree-ssa-live.c: Likewise.
417 * tree-ssa-live.h: Likewise.
418 * tree-ssa-loop-im.c: Likewise.
419 * tree-ssa-loop-ivopts.c: Likewise.
420 * tree-ssa-loop-niter.c: Likewise.
421 * tree-ssa-loop-prefetch.c: Likewise.
422 * tree-ssa-phiopt.c: Likewise.
423 * tree-ssa-phiprop.c: Likewise.
424 * tree-ssa-sccvn.c: Likewise.
425 * tree-ssa-ter.c: Likewise.
426 * tree-ssa-threadupdate.c: Likewise.
427 * tree-ssa.c: Likewise.
428 * tree-vect-analyze.c: Likewise.
429 * tree-vect-transform.c: Likewise.
430 * tree-vectorizer.c: Likewise.
431 * tree-vn.c: Likewise.
432 * tree-vrp.c: Likewise.
434 * tree.def: Likewise.
436 * unwind-dw2-fde.c: Likewise.
437 * unwind.inc: Likewise.
438 * value-prof.c: Likewise.
439 * vmsdbgout.c: Likewise.
441 2008-06-05 David Edelsohn <edelsohn@gnu.org>
443 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
444 always place FP constants in the TOC for TARGET_POWERPC64.
445 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
447 2008-06-05 Joseph Myers <joseph@codesourcery.com>
449 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
450 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
451 enable for TARGET_E500_DOUBLE.
452 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
453 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
454 floating-point modes like integer modes for E500 double.
455 (rs6000_legitimate_offset_address_p): Likewise.
456 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
457 addressing for DDmode for E500 double.
458 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
459 modes as using 64-bits of registers for E500 double.
460 (spe_build_register_parallel): Do not handle DDmode or TDmode.
461 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
462 specially for E500 double.
463 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
464 TDmode for E500 double.
465 (rs6000_gimplify_va_arg): Only handle SDmode in registers
466 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
467 (rs6000_split_multireg_move): Do not handle TDmode specially for
469 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
470 using 64-bit registers for E500 double.
471 (emit_frame_save): Do not handle DDmode specially for E500 double.
472 (gen_frame_mem_offset): Likewise.
473 (rs6000_function_value): Do not call spe_build_register_parallel
474 for DDmode or TDmode.
475 (rs6000_libcall_value): Likewise.
476 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
477 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
480 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
482 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
485 2008-06-04 Junjie Gu <jgu@tensilica.com>
487 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
488 comparison for frame pointers.
490 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
493 * config/avr/avr.h: (PUSH_ROUNDING): Remove.
495 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
498 * builtins.c (expand_builtin_signbit): Don't take lowpart when
499 register is already smaller or equal to required mode.
501 2008-06-04 Xinliang David Li <davidxl@google.com>
503 * tree-call-cdce.c: New file.
504 (cond_dead_built_in_calls): New static variable.
505 (input_domain): New struct.
506 (check_pow): New function.
507 (check_builtin_call): Ditto.
508 (check_target_format): Ditto.
509 (is_call_dce_candidate): Ditto.
510 (gen_one_condition): Ditto.
511 (gen_conditions_for_domain): Ditto.
513 (gen_conditions_for_pow_cst_base): Ditto.
514 (gen_conditions_for_pow_int_base): Ditto.
515 (gen_conditions_for_pow): Ditto.
516 (get_no_error_domain): Ditto.
517 (gen_shrink_wrap_conditions): Ditto.
518 (shrink_wrap_one_built_in_call): Ditto.
519 (shink_wrap_conditional_dead_built_in_calls): Ditto.
520 (tree_call_cdce): Ditto.
521 (gate_call_cdce): Ditto.
522 (pass_call_cdce): New gimple pass.
523 * passes.c: (init_optimization_passes): New pass.
524 * tree-pass.h: New pass declaration.
525 * opts.c (decode_options): New flag setting.
526 * common.opt: Add -ftree-builtin-call-dce flag.
527 * Makefile.in: Add new source file.
528 * tempvar.def: New tv_id.
529 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
531 2008-06-04 Richard Guenther <rguenther@suse.de>
533 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC
535 (is_call_clobbered): Always check var_ann->call_clobbered.
536 (mark_call_clobbered): Always set var_ann->call_clobbered.
537 (clear_call_clobbered): Always clear var_ann->call_clobbered.
538 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
539 (reset_alias_info): Clear call clobbering info on MTAGs and
541 (set_pt_anything): Set pt_global_mem.
542 (create_tag_raw): Adjust comment.
543 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
545 2008-06-04 Joseph Myers <joseph@codesourcery.com>
546 Maxim Kuvyrkov <maxim@codesourcery.com>
548 * config/m68k/m68k.opt (mxgot): New option.
549 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
550 (m68k_output_addr_const_extra): New.
551 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
552 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
553 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
554 * doc/invoke.texi (M680x0 Options): Document -mxgot.
556 2008-06-04 Richard Guenther <rguenther@suse.de>
558 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
559 negative or non-representable offsets.
561 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
563 * config/i386/i386.c (ix86_gen_leave): New.
564 (ix86_gen_pop1): Likewise.
565 (ix86_gen_add3): Likewise.
566 (ix86_gen_sub3): Likewise.
567 (ix86_gen_sub3_carry): Likewise.
568 (ix86_gen_one_cmpl2): Likewise.
569 (ix86_gen_monitor): Likewise.
570 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
571 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
572 ix86_gen_one_cmpl2 and ix86_gen_monitor.
573 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
574 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
575 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
576 (ix86_expand_epilogue): Updated.
577 (print_operand): Handle integer register operand for 'z'.
578 (ix86_expand_strlensi_unroll_1): Likewise.
579 (ix86_expand_strlen): Likewise.
580 (ix86_expand_builtin): Likewise.
581 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
582 mov{q}/mov{l} and add{q}/add{l}.
584 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
586 * config/i386/i386.md (P): New mode iterator.
587 (SFmode push_operand splitter): Macroize DImode and SImode pushes
588 using P mode iterator.
589 (DFmode push_operand splitter): Ditto.
590 (XFmode push_operand splitter): Ditto.
591 (DFmode float_extend SFmode push_operand splitter): Ditto.
592 (XFmode float_extend SFmode push_operand splitter): Do not generate
593 SImode pushes for 64bit target. Macroize Dimode and SImode
594 pushes using P mode iterator.
595 (XFmode float_extend DFmode push_operand splitter): Ditto.
597 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
599 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
600 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed
602 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
604 (ix86_call_abi_override): Remove check for call_used_regs.
606 2008-06-03 Richard Guenther <rguenther@suse.de>
608 * tree-ssa-structalias.c (find_func_aliases): Add constraints
609 for the lhs of calls if the return type contains pointers.
611 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
613 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
614 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
615 * function.c (allocate_struct_function): Use of
617 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
618 of cfun and DEFAULT_ABI to deceide abi mode.
620 (REG_PARM_STACK_SPACE): Removed.
621 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
622 (STACK_BOUNDARY): Use default target to deceide stack boundary.
623 * config/i386/i386-protos.h (ix86_cfun_abi): New.
624 (ix86_function_abi): Likewise.
625 (ix86_function_type_abi): Likewise.
626 (ix86_call_abi_override): Likewise.
627 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
628 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
629 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
630 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
632 (X86_64_REGPARM_MAX): New.
633 (X86_64_SSE_REGPARM_MAX): New.
634 (X64_REGPARM_MAX): New.
635 (X64_SSE_REGPARM_MAX): New.
636 (X86_32_REGPARM_MAX): New.
637 (X86_32_SSE_REGPARM_MAX): New.
638 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
639 (ix86_function_regparm): Handle user calling abi.
640 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
641 by DEFAULT_ABI versus SYSV_ABI check.
642 (ix86_reg_parm_stack_space): New.
643 (ix86_function_type_abi): New.
644 (ix86_call_abi_override): New.
645 (ix86_function_abi): New.
646 (ix86_cfun_abi): New.
647 (init_cumulative_args): Call abi specific initialization.
648 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
649 (function_arg_64): Extend SSE_REGPARM_MAX check.
650 (function_arg (): Remove TARGET_64BIT_MS_ABI.
651 (ix86_pass_by_reference): Likewise.
652 (ix86_function_value_regno_p): Likewise.
653 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
654 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
655 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
656 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
657 (setup_incoming_varargs_64): Adjust regparm for call abi.
658 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
659 (ix86_va_start): Likewise.
660 (ix86_gimplify_va_arg): Likewise.
661 (ix86_expand_prologue): Likewise.
662 (output_pic_addr_const): Likewise.
663 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
664 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
665 (x86_output_mi_thunk): Likewise.
666 (x86_function_profiler): Likewise.
667 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
668 (SYSV_ABI, MS_ABI): New constants.
670 (init_regs): Add prototype of function in regclass.c file.
671 (OVERRIDE_ABI_FORMAT): New.
672 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
673 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
674 (OUTGOING_REG_PARM_STACK_SPACE): New.
675 (ix86_reg_parm_stack_space): New prototype.
676 (CUMULATIVE_ARGS): Add call_abi member.
677 (machine_function): Add call_abi member.
678 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace TARGET_64BIT_MS_ABI
679 by DEFAULT_ABI compare to MS_ABI.
681 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
684 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
685 (avr_builtin_setjmp_frame_value): New function.
686 * config/avr/avr.md (nonlocal_goto_receiver): Define.
687 (nonlocal_goto): Define.
689 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
691 * config/mips/mips.c (mips_emit_loadgp): Return early if
692 there is nothing do to, otherwise emit a blockage if
693 !TARGET_EXPLICIT_RELOCS || crtl->profile.
694 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
696 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
698 * configure.ac: Drop unneeded backslash ending up in config.in.
699 * acinclude.m4: Likewise.
700 * config.in: Regenerate.
702 2008-05-26 Jan Hubicka <jh@suse.cz>
704 * predict.c (maybe_hot_frequency_p): Break out of...
705 (maybe_hot_bb_p): ... here.
706 (maybe_hot_edge_p): New.
707 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
708 * basic-block.h (maybe_hot_edge_p): Declare.
710 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
712 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
713 (*cmpfp_<mode>_cc): Ditto.
714 (*fp_jcc_8<mode>_387): Ditto.
715 (*fop_<MODEF:mode>_2_i387): Ditto.
716 (*fop_<MODEF:mode>_3_i387): Ditto.
717 (*fop_xf_2_i387): Ditto.
718 (*fop_xf_3_i387): Ditto.
720 2008-06-02 Tomas Bily <tbily@suse.cz>
722 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
724 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
726 * config/mips/mips.c (mips_valid_offset_p): New function.
727 (mips_valid_lo_sum_p): Likewise.
728 (mips_classify_address): Use them.
729 (mips_force_address): New function.
730 (mips_legitimize_address): Use it.
731 * config/mips/mips.md (MOVE128): New mode iterator.
732 (movtf): Require TARGET_64BIT. Remove empty strings.
733 (*movtf_internal): Rename to...
734 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
735 of "R" and use {,fp}{load,store} attributes instead of "multi".
736 Use a separate define_split.
737 (*movtf_mips16): New pattern.
739 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
741 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
742 * config/mips/mips.c (mips_expand_before_return): New function.
743 (mips_expand_epilogue): Call it.
744 * config/mips/mips.md (return): Turn into a define_expand.
747 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
749 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
750 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
751 functions. Do not emit uses and clobbers of CONCATs; individually
752 use and clobber their operands.
753 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
754 gen_clobber, emit_use and gen_use.
755 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
756 (expand_builtin_return): Likewise.
757 * cfgbuild.c (count_basic_blocks): Likewise.
758 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
759 * explow.c (emit_stack_restore): Likewise.
760 * expmed.c (extract_bit_field_1): Likewise.
761 * expr.c (convert_move, emit_move_complex_parts): Likewise.
762 (emit_move_multi_word, store_constructor): Likewise.
763 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
764 (thread_prologue_and_epilogue_insns): Likewise.
765 * lower-subreg.c (resolve_simple_move): Likewise.
766 * optabs.c (widen_operand, expand_binop): Likewise.
767 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
768 * reload.c (find_reloads): Likewise.
769 * reload1.c (eliminate_regs_in_insn): Likewise.
770 * stmt.c (expand_nl_goto_receiver): Likewise.
771 * config/alpha/alpha.md (builtin_longjmp): Likewise.
772 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
773 * config/arm/arm.c (arm_load_pic_register): Likewise.
774 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
775 * config/arm/arm.md (untyped_return): Likewise.
776 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
777 * config/avr/avr.c (expand_prologue): Likewise.
778 * config/bfin/bfin.c (do_unlink): Likewise.
779 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
780 * config/cris/cris.c (cris_expand_prologue): Likewise.
781 * config/darwin.c (machopic_indirect_data_reference): Likewise.
782 (machopic_legitimize_pic_address): Likewise.
783 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
784 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
785 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
786 (ix86_expand_convert_uns_didf_sse): Likewise.
787 (ix86_expand_vector_init_general): Likewise.
788 * config/ia64/ia64.md (eh_epilogue): Likewise.
789 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
790 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
791 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
792 (config/iq2000/iq2000.c): Likewise.
793 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
794 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
795 (builtin_longjmp): Likewise.
796 * config/mn10300/mn10300.md (call, call_value): Likewise.
797 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
798 * config/pdp11/pdp11.md (abshi2): Likewise.
799 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
800 * config/s390/s390.c (s390_emit_prologue): Likewise.
801 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
802 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
803 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
804 * config/sh/sh.c (prepare_move_operands): Likewise.
805 (output_stack_adjust, sh_expand_epilogue): Likewise.
806 (sh_set_return_address, sh_expand_t_scc): Likewise.
807 * config/sparc/sparc.c (load_pic_register): Likewise.
808 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
809 * config/spu/spu.c (spu_expand_epilogue): Likewise.
810 * config/v850/v850.c (expand_epilogue): Likewise.
812 2008-05-31 Anatoly Sokolov <aesok@post.ru>
814 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
815 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
816 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
817 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
818 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
819 stack pointer register.
820 (output_movhi): Remove code for interrupt specific writing to the
821 stack pointer register.
823 2008-05-31 Richard Guenther <rguenther@suse.de>
825 PR tree-optimization/34244
826 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
827 (tree_expr_nonzero_warnv_p): Likewise.
828 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
829 ssa_name_nonnegative_p.
830 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
831 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
832 not tree_expr_nonzero_warnv_p.
834 PR tree-optimization/36262
836 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
838 PR tree-optimization/34244
839 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
840 (record_numbers_of_iterations): New function.
841 (execute_vrp): Cache the numbers of iterations of loops.
842 * tree-scalar-evolution.c (scev_reset_except_niters):
844 (scev_reset): Use scev_reset_except_niters.
845 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
847 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
849 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
850 __WORKAROUND_RETS when appropriate.
852 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
854 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
855 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
857 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
858 *fop_df_comm_sse insn patterns using MODEF mode iterator.
859 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
860 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
861 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
862 *fop_df_1_mixed insn patterns using MODEF mode iterator.
863 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
864 *fop_df_1_sse insn patterns using MODEF mode iterator.
865 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
866 *fop_df_1_i387 insn patterns using MODEF mode iterator.
867 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
868 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
869 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
870 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
871 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
872 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
873 (*fop_xf_4_i387): Use <MODE> for mode attribute.
874 (*fop_xf_5_i387): Ditto.
875 (*fop_xf_6_i387): Ditto.
877 2008-05-30 Richard Guenther <rguenther@suse.de>
879 * builtins.c (build_string_literal): Avoid generating
880 a non-gimple_val result.
882 2008-05-30 DJ Delorie <dj@redhat.com>
884 * exec-tool.in: Use an environment variable (private) instead of a
885 file (shared) as a semaphore, so as to not break parallel builds.
887 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
889 * optabs.c (maybe_encapsulate_block): Remove.
890 (emit_libcall_block): Adjust accordingly.
891 * optabs.h (maybe_encapsulate_block): Remove prototype.
893 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
894 Don't use maybe_encapsulate_block.
896 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
898 * config/rs6000/rs6000.c (rs6000_legitimize_address,
899 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
900 rtx is a SYMBOL_REF before calling get_pool_constant.
902 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
904 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
906 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
908 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
909 rather than OS names to choose INO_T_EQ definition.
910 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
911 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
913 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
916 * config/darwin-f.c: New.
917 * config/t-darwin: Added rule to build darwin-f.o.
918 * config.gcc: Defined new variable, fortran_target_objs.
919 (*-*-darwin*): Set fortran_target_objs.
920 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
921 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
922 * configure: Regenerated.
924 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
927 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
928 canonical type if needed.
930 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
932 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
934 2008-05-29 Richard Guenther <rguenther@suse.de>
936 PR tree-optimization/36343
937 PR tree-optimization/36346
938 PR tree-optimization/36347
939 * tree-flow.h (clobber_what_p_points_to): Declare.
940 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
941 pointed-to variable is dereferenced is irrelevant to whether
942 the pointer can access the pointed-to variable.
943 (clobber_what_p_points_to): New function.
944 * tree-ssa-alias.c (set_initial_properties): Use it.
945 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
946 call clobber check for NMTs.
948 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
950 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
951 for printing gcov_type.
953 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
955 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
956 and the eh region information.
957 * value-prof.c (gimple_move_stmt_histograms): New function.
958 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
960 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
962 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
964 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
966 * value-prof.c (tree_ic_transform): Print counts.
967 * tree-profile.c (tree_gen_ic_func_profiler):
968 Clear __gcov_indreict_call_callee variable to avoid misattribution
971 2008-05-28 Rafael Espindola <espindola@google.com>
973 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
976 2008-05-28 Richard Guenther <rguenther@suse.de>
978 PR tree-optimization/36339
979 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
980 and clobbering code out of the loop.
982 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
984 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
987 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
988 s390_contiguous_bitmask_p, s390_symref_operand_p,
989 s390_check_symref_alignment, s390_reload_larl_operand,
990 s390_reload_symref_address): New functions.
991 (s390_branch_condition_mnemonic): Support compare and branch
993 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
995 (s390_secondary_reload): Add secondary reloads for unaligned
996 symbol refs or symbol refs to floating point or QI/TI mode
998 (legitimate_address_p): Accept symbol references as addresses.
999 (s390_expand_insv): Use rotate and insert selected bits
1000 instruction for insv when building for z10.
1001 (print_operand_address): Handle symbol ref addresses.
1002 (print_operand): Output modifier 'c' added for signed byte values.
1003 (s390_encode_section_info): Mark symbol refs with
1004 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
1006 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
1007 (length attribute): RRF, RRR have 4 byte length.
1008 (FPALL, INTALL): New mode iterators added.
1009 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
1010 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
1011 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
1012 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
1013 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
1014 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
1015 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
1016 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
1018 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
1019 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
1020 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
1021 reload<INTALL:mode><P:mode>_toreg_z10,
1022 reload<FPALL:mode><P:mode>_tomem_z10,
1023 reload<FPALL:mode><P:mode>_toreg_z10,
1024 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
1025 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
1026 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
1027 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
1029 (movmem, clrmem, cmpmem): New splitters added.
1031 * config/s390/predicates.md (larl_operand): Use
1032 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
1033 SYMBOL_REF_ALIGN1_P.
1034 (s390_signed_integer_comparison,
1035 s390_unsigned_integer_comparison): New predicates.
1037 * config/s390/s390-protos.h (s390_check_symref_alignment,
1038 s390_contiguous_bitmask_p, s390_reload_larl_operand,
1039 s390_reload_symref_address,
1040 s390_compare_and_branch_condition_mask): Prototypes added.
1042 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
1043 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
1044 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
1046 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1048 * config/s390/s390.c (z10_cost): New cost function for z10.
1049 (s390_handle_arch_option, override_options): Support -march=z10 switch.
1050 (s390_issue_rate): Adjust issue rate for z10.
1051 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
1052 (processor_flags): Add PF_Z10.
1053 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
1054 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
1055 * gcc/config.gcc: Add z10.
1057 2008-05-28 Richard Guenther <rguenther@suse.de>
1059 PR tree-optimization/36291
1060 * tree-flow. h (struct gimple_df): Remove var_anns member.
1061 * tree-flow-inline.h (gimple_var_anns): Remove.
1062 (var_ann): Simplify.
1063 * tree-dfa.c (create_var_ann): Simplify.
1064 (remove_referenced_var): Clear alias info from var_anns of globals.
1065 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
1066 (delete_tree_ssa): Clear alias info from var_anns of globals.
1067 Do not free var_anns.
1068 (var_ann_eq): Remove.
1069 (var_ann_hash): Likewise.
1071 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
1073 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
1074 and loongson2f entries.
1075 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
1076 * config/mips/mips.h (processor_type): Add Loongson-2E
1077 and Loongson-2F entries.
1078 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
1079 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
1080 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
1081 * doc/invoke.texi (MIPS Options): Document loongson2e
1082 and loongson2f processor names.
1084 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1088 * config/i386/i386.c (ix86_function_arg_boundary): Use
1089 alignment of canonical type.
1090 (ix86_expand_vector_move): Check unaligned memory access for
1093 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1095 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
1096 Moved to the front of file.
1098 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
1099 H.J. Lu <hongjiu.lu@intel.com>
1101 * dwarf2out.c (current_fde): New.
1103 (lookup_cfa:): Likewise.
1104 (dwarf2out_end_epilogue): Likewise.
1105 (dwarf2out_note_section_used): Likewise.
1107 2008-05-27 Michael Matz <matz@suse.de>
1110 * c.opt (Wenum-compare): New warning option.
1111 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
1113 2008-05-27 Michael Matz <matz@suse.de>
1116 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
1118 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
1119 into memory as tail calls.
1121 2008-05-27 Richard Guenther <rguenther@suse.de>
1123 PR tree-optimization/36339
1124 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
1125 pointers cause all addressable variables to be call clobbered.
1127 2008-05-27 Richard Guenther <rguenther@suse.de>
1129 PR tree-optimization/36245
1130 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
1132 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1134 * config/s390/s390.md: Replace all occurences of the 'm'
1135 constraint with 'RT'.
1137 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1139 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
1141 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
1143 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
1144 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
1145 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
1147 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1149 * reload.c: (find_reloads): Skip alternatives according to the
1150 "enabled" attribute. Constify the constraint variable.
1151 * recog.c (get_attr_enabled): Add default implementation.
1152 (extract_insn): Set the alternative_enabled_p array
1153 in the recog_data struct.
1154 (preprocess_constraints, constrain_operands): Skip
1155 alternatives according to the "enabled" attribute
1156 * recog.h (struct recog_data): New field alternative_enabled_p.
1157 (skip_alternative): New inline function.
1158 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
1159 (record_reg_classes): Skip alternative according to the
1160 "enabled" attribute.
1162 * doc/md.texi: Add documention for the "enabled" attribute.
1164 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1166 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
1167 * postreload.c (reload_cse_simplify_operands): Replace 'm'
1168 constraint with TARGET_MEM_CONSTRAINT.
1169 * recog.c (asm_operand_ok, preprocess_constraints,
1170 constrain_operands): Likewise.
1171 * regclass.c (record_reg_classes): Likewise.
1172 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
1173 * reload1.c (maybe_fix_stack_asms): Likewise.
1174 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
1175 * recog.h: Adjust comment.
1176 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
1177 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
1178 * doc/md.texi: Add a note to description of 'm' constraint.
1179 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
1181 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
1183 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
1184 that the bitfield is of integral type before testing its precision.
1186 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1187 Sa Liu <saliu@de.ibm.com>
1189 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
1190 __modti3, __udivti3, __umodti3 and __udivmodti4.
1191 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
1192 that implement TImode mul and div functions.
1193 * config/spu/multi3.c: New. Implement __multi3.
1194 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
1195 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
1198 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
1200 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
1201 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
1202 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
1203 tls_sysv_suffix): New mode and mode attribute iterators.
1204 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
1205 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
1206 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
1207 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
1208 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
1211 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
1213 PR tree-optimization/36329
1214 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
1215 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
1216 * cgraphbuild.c (initialize_inline_failed): Use the latter
1217 macro in lieu of the former.
1218 * ipa-inline.c (cgraph_mark_inline): Likewise.
1219 (cgraph_decide_inlining_of_small_function): Likewise.
1220 (cgraph_decide_inlining): Likewise.
1221 (cgraph_decide_inlining_incrementally): Likewise.
1223 2008-05-26 Tristan Gingold <gingold@adacore.com>
1224 Anatoly Sokolov <aesok@post.ru>
1226 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
1227 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
1228 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
1229 optimization for 'avr6' architecture.
1231 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
1234 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
1236 2008-05-26 Richard Guenther <rguenther@suse.de>
1238 * tree-ssa-sccvn.c (expr_has_constants): Declare.
1239 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
1241 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
1244 * caller-save.c (insert_restore): Verify alignment of spill space.
1245 (insert_save): Likewise.
1246 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
1247 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
1248 (STACK_SLOT_ALIGNMENT): Likewise.
1249 * function.c (LOCAL_ALIGNMENT): Removed.
1250 (get_stack_local_alignment): New.
1251 (assign_stack_local): Use it. Set alignment on stack slot.
1252 (assign_stack_temp_for_type): Use get_stack_local_alignment.
1253 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
1254 (STACK_SLOT_ALIGNMENT): New.
1255 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
1256 stack slot in XFmode.
1258 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
1260 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
1263 * config/i386/i386.md (allocate_stack_worker_64): Make sure
1264 argument operand in rax isn't removed.
1266 2008-05-26 Richard Guenther <rguenther@suse.de>
1269 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
1270 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
1272 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1275 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
1277 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
1279 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
1280 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
1282 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1284 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
1285 build a trampoline if we don't want one.
1286 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
1287 return zero for nested functions if we don't want a trampoline.
1289 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1291 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
1293 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1296 * c.opt: Removed undocumented option '-lang-fortran'.
1297 * c-common.h: Removed global variable 'lang_fortran'.
1298 * c-opts.c (c_common_handle_option): Removed code to handle
1299 option '-lang-fortran'. Updated includes.
1300 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
1301 definition of '__GFORTRAN__'.
1302 (define__GNUC__): Reimplemented to use BASEVER and
1303 cpp_define_formatted.
1304 (builtin_define_with_value_n): Removed.
1305 * c-incpath.h: Renamed to ...
1306 * incpath.h: ... this.
1307 * c-incpath.c: Renamed to ...
1308 * incpath.c: ... this. Updated includes.
1309 * fix-header.c: Updated includes.
1310 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
1311 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
1312 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
1314 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1316 * tree.h: Update the table of flags used on tree nodes.
1317 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
1318 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
1319 (FORCED_LABEL): Add access check.
1320 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
1321 (ASM_INPUT_P): Likewise.
1322 (ASM_VOLATILE_P): Likewise.
1323 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
1324 (OMP_SECTION_LAST): Access private_flag directly.
1325 (OMP_RETURN_NOWAIT): Likewise.
1326 (OMP_PARALLEL_COMBINED): Likewise.
1327 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
1328 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
1329 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
1330 deprecated_flag directly.
1332 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
1334 * final.c (frame_pointer_needed): Removed.
1335 * flags.h (frame_pointer_needed): Likewise.
1337 * function.h (rtl_data): Add frame_pointer_needed.
1338 (frame_pointer_needed): New.
1340 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
1342 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
1344 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
1346 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
1349 2008-05-25 Alan Modra <amodra@bigpond.net.au>
1351 * c-common.c (strip_array_types): Move function to..
1353 (get_inner_array_type): Delete.
1354 * c-common.h (strip_array_types): Move declaration to..
1356 (get_inner_array_type): Delete.
1357 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
1358 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
1359 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
1360 * config/pa/pa.c (emit_move_sequence): Likewise.
1362 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
1364 * config/i386/i386.md (*sse_prologue_save_insn): Set length
1367 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
1369 * function.c: Include target hook for nonlocal_goto frame value.
1371 2008-05-24 Richard Guenther <rguenther@suse.de>
1373 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
1374 variable can be only accessed through a pointer or a union.
1376 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1378 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
1379 * doc/extend.texi: Likewise.
1381 2008-05-23 DJ Delorie <dj@redhat.com>
1383 * config/m32c/jump.md (untyped_call): Add.
1385 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
1387 (m32c_address_cost): Detail costs for indirect offsets.
1389 2008-05-23 Rafael Espindola <espindola@google.com>
1391 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
1392 if a node is a SUBREG.
1393 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
1396 2008-05-23 Paul Brook <paul@codesourcery.com>
1397 Carlos O'Donell <carlos@codesourcery.com>
1399 * doc/extend.texi: Clarify use of __attribute__((naked)).
1400 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1401 * target.h (gcc_target): Add allocate_stack_slots_for_args.
1402 * function.c (use_register_for_decl): Use
1403 targetm.calls.allocate_stack_slots_for_args.
1404 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1405 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
1406 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
1408 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
1410 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
1412 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
1414 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
1415 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
1416 is only rounded once.
1418 2008-05-23 Richard Guenther <rguenther@suse.de>
1420 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
1422 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
1423 Jakub Jelinek <jakub@redhat.com>
1426 * configure.ac: Handle --enable-cld.
1427 * configure: Regenerated.
1428 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
1429 * config/i386/i386.h (struct machine_function): Add needs_cld field.
1430 (ix86_current_function_needs_cld): New define.
1431 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
1432 (cld): New isns pattern.
1433 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
1434 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
1435 * config/i386/i386.opt (mcld): New option.
1436 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
1437 TARGET_CLD and ix86_current_function_needs_cld.
1438 (override_options): Use -mcld by default for 32-bit code if
1441 * doc/install.texi (Options specification): Document --enable-cld.
1442 * doc/invoke.texi (Machine Dependent Options)
1443 [i386 and x86-64 Options]: Add -mcld option.
1444 (Intel 386 and AMD x86-64 Options): Document -mcld option.
1446 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
1447 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
1448 (return_in_memory_64): Likewise.
1449 (return_in_memory_ms_64): Likewise.
1451 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1453 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
1454 * builtins.c (fold_builtin_fpclassify): New.
1455 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
1456 * builtins.def (BUILT_IN_FPCLASSIFY): New.
1457 * c-common.c (handle_type_generic_attribute): Adjust to accept
1458 fixed arguments before an elipsis.
1459 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
1460 * doc/extend.texi: Document __builtin_fpclassify.
1462 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
1464 * omp-low.c (gate_expand_omp_ssa): Remove.
1465 (pass_expand_omp_ssa): Remove.
1466 (gate_expand_omp): Do not check for flag_openmp_ssa.
1467 * common.opt (-fopenmp-ssa): Remove.
1468 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
1470 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
1472 * config/sh/sh.opt (mfixed-range): New option.
1473 * config/sh/sh-protos.h (sh_fix_range): Declare.
1474 * config/sh/sh.c (sh_fix_range): New function.
1475 * config/sh/sh.h (sh_fixed_range_str): Declare.
1476 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
1478 * doc/invoke.texi (SH Options): Document -mfixed-range.
1480 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
1482 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
1483 it before the redeclaration.
1485 2008-05-22 Anatoly Sokolov <aesok@post.ru>
1487 * config/avr/avr.c (get_sequence_length): Add new function.
1488 (expand_prologue, expand_epilogue): Remove duplicate code.
1490 2008-05-22 Rafael Espindola <espindola@google.com>
1492 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
1495 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
1497 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
1498 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
1500 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
1501 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
1502 (vect_update_misalignment_for_peel): Likewise.
1503 (vector_alignment_reachable_p): Likewise.
1504 * tree-vect-transform.c (vectorizable_load): Likewise.
1505 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1506 (get_vectype_for_scalar_type): Pass mode of scalar_type
1507 to UNITS_PER_SIMD_WORD.
1509 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
1510 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
1511 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1512 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1513 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1515 2008-05-22 Ira Rosen <irar@il.ibm.com>
1517 PR tree-optimization/36293
1518 * tree-vect-transform.c (vect_transform_strided_load): Don't check
1519 if the first load must be skipped because of a gap.
1521 2008-05-22 Richard Guenther <rguenther@suse.de>
1523 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
1524 more cases of offset disambiguation that is possible if
1525 strict-aliasing rules apply.
1526 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
1527 for basic offset and type-based disambiguation.
1529 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1531 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
1532 ix86_expand_vector_set on V16QImode for SSE4.1.
1534 2008-05-21 Tom Tromey <tromey@redhat.com>
1536 * c.opt (Wimport): Mark as undocumented.
1537 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
1539 (Warning Options): Likewise.
1540 * doc/cppopts.texi: Don't mention -Wimport.
1542 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
1544 PR tree-optimization/36287
1545 PR tree-optimization/36286
1546 * lambda-code.c (build_access_matrix): Do not use the loop->num
1547 for computing the number of induction variables: use the loop depth
1550 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
1553 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
1554 option -f(no-)leading-underscore.
1556 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1558 * config/i386/i386.c (ix86_expand_vector_init_general): Use
1559 GET_MODE_NUNITS (mode).
1561 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
1563 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
1564 (-mmulhw): Add 464 to description.
1565 (-mdlmzb): Likewise.
1566 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
1567 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
1569 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
1570 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
1571 * config/rs6000/rs6000.md: Update comments for 464.
1573 2008-05-21 Janis Johnson <janis187@us.ibm.com>
1575 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
1577 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1579 * config/i386/sse.md (vec_extractv4sf): Removed.
1580 (vec_extractv2df): Likewise.
1581 (vec_extractv2di): Likewise.
1582 (vec_extractv4si): Likewise.
1583 (vec_extractv8hi): Likewise.
1584 (vec_extractv16qi): Likewise.
1585 (vec_extract<mode>): New.
1587 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1589 * config/i386/sse.md (vec_setv4sf): Removed.
1590 (vec_setv2df): Likewise.
1591 (vec_setv2di): Likewise.
1592 (vec_setv4si): Likewise.
1593 (vec_setv8hi): Likewise.
1594 (vec_setv16qi): Likewise.
1595 (vec_set<mode>): New.
1597 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1599 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
1600 goto for vec_concat and vec_interleave.
1602 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1604 * config/i386/sse.md (vec_initv4sf): Removed.
1605 (vec_initv2df): Likewise.
1606 (vec_initv2di): Likewise.
1607 (vec_initv4si): Likewise.
1608 (vec_initv8hi): Likewise.
1609 (vec_initv16qi): Likewise.
1610 (vec_init<mode>): New.
1612 2008-05-21 Joseph Myers <joseph@codesourcery.com>
1614 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
1616 2008-05-21 Tom Tromey <tromey@redhat.com>
1618 * ggc-zone.c (lookup_page_table_if_allocated): New function.
1619 (zone_find_object_offset): Likewise.
1620 (gt_ggc_m_S): Likewise.
1621 (highest_bit): Likewise.
1622 * ggc-page.c (gt_ggc_m_S): New function.
1623 * stringpool.c (string_stack): Remove.
1624 (init_stringpool): Update.
1625 (ggc_alloc_string): Use ggc_alloc.
1626 (maybe_delete_ident): New function.
1627 (ggc_purge_stringpool): Likewise.
1628 (gt_ggc_m_S): Remove.
1629 * ggc-common.c (ggc_protect_identifiers): New global.
1630 (ggc_mark_roots): Call ggc_purge_stringpool. Use
1631 ggc_protect_identifiers.
1632 * ggc.h (ggc_protect_identifiers): Declare.
1633 (gt_ggc_m_S): Update.
1634 (ggc_purge_stringpool): Declare.
1635 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
1636 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
1638 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
1640 2008-05-21 David S. Miller <davem@davemloft.net>
1642 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
1645 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
1647 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
1650 2008-05-20 David Daney <ddaney@avtrex.com>
1652 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
1653 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
1654 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1655 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1656 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
1657 (atomic_hiqi_op): New define_code_iterator.
1658 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
1659 mips_expand_compare_and_swap_12.
1660 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
1661 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
1662 (sync_<optab><mode>, sync_old_<optab><mode>,
1663 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1664 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
1665 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
1666 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
1667 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
1668 (test_and_set_12): New insn.
1669 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
1670 sync_new_<optab><mode>, sync_old_nand<mode>,
1671 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
1672 clobber to operand 0 for SI and DI mode insns.
1673 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
1674 mips_gen_fn_4): New typedefs.
1675 (mips_gen_fn_ptrs): Define new union type.
1676 (mips_expand_compare_and_swap_12): Remove declaration.
1677 (mips_expand_atomic_qihi): Declare function.
1678 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
1679 (mips_expand_atomic_qihi): ... this. Use new generator function
1681 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
1682 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
1683 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
1684 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
1685 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
1686 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
1687 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
1688 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
1689 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
1690 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
1693 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
1695 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
1698 2008-05-20 Anatoly Sokolov <aesok@post.ru>
1700 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
1701 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
1702 (avr_attribute_table): Add 'OS_main' function attribute.
1703 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
1704 functions with 'OS_main' attribute.
1706 2008-05-20 Richard Guenther <rguenther@suse.de>
1708 PR tree-optimization/35204
1709 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
1710 helper, split out from ...
1711 (DFS): ... here. Make the DFS walk non-recursive.
1713 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
1714 Jan Sjodin <jan.sjodin@amd.com>
1716 PR tree-optimization/36181
1717 * tree-parloops.c (loop_has_vector_phi_nodes): New.
1718 (parallelize_loops): Don't parallelize when the loop has vector
1721 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1722 Sebastian Pop <sebastian.pop@amd.com>
1724 * tree-loop-linear.c (gather_interchange_stats): Look in the access
1725 matrix, and never look at the tree representation of the memory
1727 (linear_transform_loops): Computes parameters and access matrices.
1728 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
1730 (access_matrix_get_index_for_parameter): New.
1731 * tree-data-ref.h (struct access_matrix): New.
1732 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
1733 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
1734 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
1735 am_vector_index_for_loop): New.
1736 (struct data_reference): Add field access_matrix.
1737 (DR_ACCESS_MATRIX): New.
1738 (compute_data_dependences_for_loop): Update declaration.
1739 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
1740 * lambda.h (lambda_vector_vec_p): Declared.
1741 * lambda-code.c: Depend on pointer-set.h.
1742 (lambda_collect_parameters_from_af, lambda_collect_parameters,
1743 av_for_af_base, av_for_af, build_access_matrix,
1744 lambda_compute_access_matrices): New.
1745 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
1747 2008-05-20 Joseph Myers <joseph@codesourcery.com>
1749 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
1752 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1753 Sebastian Pop <sebastian.pop@amd.com>
1755 PR tree-optimization/36206
1756 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
1758 (instantiate_scev_1): Rename flags to fold_conversions.
1759 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
1760 outeside instantiation_loop.
1761 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
1762 (evolution_function_is_affine_or_constant_p): Removed.
1763 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
1765 (analyze_siv_subscript): Pass in the loop nest number.
1766 Call evolution_function_is_affine_in_loop instead of
1767 evolution_function_is_affine_p.
1768 (analyze_overlapping_iterations): Pass in the loop nest number.
1770 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1771 Sebastian Pop <sebastian.pop@amd.com>
1773 PR tree-optimization/36206
1774 * tree-chrec.h (chrec_fold_op): New.
1775 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
1778 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
1780 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
1782 (remove_duplicates): Do not set inode on non-inode systems.
1785 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
1787 * config.gcc (tm_file): Update comments about relative pathnames.
1789 2008-05-20 Richard Guenther <rguenther@suse.de>
1791 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
1792 * tree-ssa-sccvn.c (process_scc): Likewise.
1793 * tree-ssa-sink.c (execute_sink_code): Likewise.
1794 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
1795 * tree-vrp.c (process_assert_insertions): Likewise.
1796 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
1797 (perform_tree_ssa_dce): Likewise.
1798 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1799 (dump_dominator_optimization_stats): Likewise.
1800 * tree-vectorizer.c (vectorize_loops): Likewise.
1802 2008-05-20 Richard Guenther <rguenther@suse.de>
1804 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
1806 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
1808 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
1809 (ix86_i386elf_return_in_memory): Likewise.
1810 (ix86_i386interix_return_in_memory): Likewise.
1811 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
1812 (SUBTARGET_RETURN_IN_MEMORY): New.
1813 * config/i386/i386elf.h: Likewise.
1814 * config/i386/ptx4-i.h: Likewise.
1815 * config/i386/sol2-10.h: Likewise.
1816 * config/i386/sysv4.h: Likewise.
1817 * config/i386/vx-common.h: Likewise.
1818 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
1819 * config/i386/i386.c (ix86_return_in_memory): Made static and
1820 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
1821 (ix86_i386elf_return_in_memory): Removed.
1822 (ix86_i386interix_return_in_memory): Removed.
1823 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
1824 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
1826 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
1828 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
1830 2008-05-19 Xinliang David Li <davidxl@google.com>
1832 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
1834 * common.opt: Ditto.
1835 * doc/invoke.texi: Ditto.
1837 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
1839 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
1840 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
1842 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1844 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
1845 sizes of operand array from 8/4 to 4/2.
1846 (ix86_expand_vector_init_general): Change size of operand array
1847 from 32 to 16. Remove op0, op1 and half_mode.
1849 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1851 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
1852 (ix86_expand_vector_init_interleave): Likewise.
1853 (ix86_expand_vector_init_general): Use them. Assert
1854 word_mode == SImode when n_words == 4.
1856 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
1858 * config/i386/i386.c (ix86_secondary_reload): New static function.
1859 (TARGET_SECONDARY_RELOAD): New define.
1860 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1861 * config/i386/i386.md (reload_outqi): Remove.
1863 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1866 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
1867 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
1868 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
1869 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
1870 (fold_builtin_1): Likewise.
1871 * builtins.def (BUILT_IN_ISINF_SIGN): New.
1872 c-common.c (check_builtin_function_arguments): Handle
1873 BUILT_IN_ISINF_SIGN.
1874 * doc/extend.texi: Document __builtin_isinf_sign.
1875 * fold-const.c (operand_equal_p): Handle COND_EXPR.
1877 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
1879 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
1880 EH cleanup at the end of the pass, search for those that have been
1881 turned into forwarder blocks and do the cleanup on their successor.
1883 2008-05-18 Richard Guenther <rguenther@suse.de>
1885 * tree-cfg.c (verify_gimple_expr): Allow conversions from
1886 pointers to sizetype and vice versa.
1888 2008-05-18 Xinliang David Li <davidxl@google.com>
1890 * gcc/tree-ssa-dce.c: Coding style fix.
1891 (check_pow): Documentation comment.
1892 (check_log): Documenation comment. Coding style fix.
1893 (is_unnecessary_except_errno_call): Ditto.
1894 (gen_conditions_for_pow): Ditto.
1895 (gen_conditions_for_log): Ditto.
1896 (gen_shrink_wrap_conditions): Ditto.
1897 (shrink_wrap_one_built_in_calls): Ditto.
1898 * gcc/doc/invoke.texi: Better documentation string.
1899 * ChangeLog: Fix wrong change log entries from
1900 May 17 checkin on function call DCE.
1902 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
1904 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
1906 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1908 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
1909 * df-problems.c (simulation routines): Fixed block comment to
1910 properly say how to add forwards scanning functions.
1912 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1914 * tree-inline.c (setup_one_parameter): Remove dead code.
1916 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1918 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
1919 a BIT_AND_EXPR only for an INTEGER_TYPE.
1921 2008-05-17 Xinliang David Li <davidxl@google.com>
1923 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
1924 (check_pow, check_log, is_unnecessary_except_errno_call): New
1925 functions to check for eliminating math functions that are pure
1926 except for setting errno.
1927 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
1928 general condition expressions for shrink-wrapping pow/log calls.
1929 (gen_shrink_wrap_conditions): Ditto.
1930 (shrink_wrap_one_built_in_call): Ditto.
1931 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
1932 (mark_operand_necessary): If debugging, output if OP is necessary.
1933 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
1935 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
1937 * gcc/common.opt: New user flag -ftree-builtin-dce.
1938 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
1940 2008-05-16 David S. Miller <davem@davemloft.net>
1942 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
1943 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1945 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
1948 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
1950 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1952 * ifcvt.c (dead_or_predicable): Rename
1953 df_simulate_one_insn_backwards to df_simulate_one_insn.
1954 * recog.c (peephole2_optimize): Ditto.
1955 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
1957 * df.h: Rename df_simulate_one_insn_backwards to
1958 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
1959 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
1960 scanning of defs and uses.
1961 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
1962 (df_simulate_one_insn_forwards): Removed.
1964 2008-05-16 Doug Kwan <dougkwan@google.com>
1966 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
1968 (real_from_string): Handle NaNs and Inf as approriate.
1970 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1972 * doc/gty.texi (Source Files Containing Type Information): Note
1973 that headers should appear first in the gtfiles list.
1975 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1977 * tree.def (COND_EXEC): Properly documented this code.
1979 2008-05-16 Diego Novillo <dnovillo@google.com>
1981 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
1982 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
1985 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1987 * tree-ssa-dse (max_stmt_uid): Removed.
1988 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
1989 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
1990 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
1991 * function.h (cfun.last_stmt_uid): New field.
1992 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
1993 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
1995 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
1996 (create_stmt_ann): Initialize the ann->uid field.
1997 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
1999 * tree-flow.h (renumber_gimple_stmt_uids): New function.
2001 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2003 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
2004 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
2005 (init_empty_tree_cfg): Call it.
2007 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2009 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
2012 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2014 * doc/invoke.text (-fdump-tree-*-verbose): New option.
2015 * tree-dump.c (dump_options): New verbose option.
2016 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
2018 * tree-pass.h (TDF_VERBOSE): New dump flag.
2019 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
2020 (tree-flow.h): Added include.
2021 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
2023 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
2025 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
2027 From Jie Zhang <jie.zhang@analog.com>
2028 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2029 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
2030 mcpu=bf561-none and mcpu=bf561-0.2.
2031 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2032 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2033 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2034 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2035 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
2036 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
2037 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
2039 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
2040 (cputype_selected): Remove.
2041 (bfin_handle_option): Don't use cputype_selected.
2042 (override_options): When no mcpu option, enable all workarounds.
2043 Don't use bfin_workarounds.
2044 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
2046 (DEFAULT_CPU_TYPE): Don't define.
2048 2008-05-16 Richard Guenther <rguenther@suse.de>
2050 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
2051 on deletion of the last stmt.
2053 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2055 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
2056 V8HImode for SSE2 and V16QImode for SSE4.1.
2058 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2060 * cgraph.h (compute_inline_parameters): Made public.
2061 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
2062 variable_generate_summary, function_write_summary,
2063 variable_write_summary, variable_read_summary. Added generate_summary,
2064 write_summary, read_summary.
2065 * cgraphunit.c (cgraph_process_new_functions): Changed call from
2066 pass_ipa_inline.function_generate_summary, to
2067 compute_inline_parameters.
2068 * ipa-inline.c (compute_inline_parameters): Made public and added
2070 (compute_inline_parameters_for_current): New function.
2071 (pass_inline_param): Now calls compute_inline_parameters_for_current.
2072 (inline_generate_summary): Removed parameter and made to loop over
2074 (pass_ipa_inline): Updated for new IPA_PASS structure.
2075 * passes.c (execute_ipa_summary_passes): Now is called once per
2076 pass rather than once per node*pass.
2078 2008-05-15 Anatoly Sokolov <aesok@post.ru>
2080 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
2081 avr_have_mul_p, avr_asm_only_p): Remove variables.
2082 (avr_override_options): Remove initialization of removed variables.
2083 (avr_file_start): Convert removed variables to fields of
2084 'struct base_arch_s *avr_current_arch'.
2085 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
2086 (AVR_HAVE_MUL): (Ditto.).
2087 (AVR_HAVE_MOVW): (Ditto.).
2088 (AVR_HAVE_LPMX): (Ditto.).
2089 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
2090 avr_asm_only_p): Remove declaration.
2092 2008-05-15 Diego Novillo <dnovillo@google.com>
2094 * config/arm/arm.c (arm_return_in_memory): Fix return type.
2095 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
2097 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
2100 * combine.c (check_conversion): Rename back to check_promoted_subreg.
2101 Don't call record_truncated_value from here.
2102 (record_truncated_value): Turn it into a for_each_rtx callback.
2103 (record_truncated_values): New function.
2104 (combine_instructions): Call note_uses with record_truncated_values.
2105 Change name of check_conversion to check_promoted_subreg.
2107 2008-05-15 Janis Johnson <janis187@us.ibm.com>
2109 * doc/sourcebuild.texi: Document support for torture tests.
2111 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2113 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
2114 to alternative 4 of operand 2.
2116 2008-05-15 Richard Guenther <rguenther@suse.de>
2118 * tree-pass.h (current_pass): Declare.
2119 (get_pass_for_id): Likewise.
2120 * passes.c (passes_by_id, passes_by_id_size): New globals.
2121 (set_pass_for_id): New function.
2122 (get_pass_for_id): Likewise.
2123 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
2124 (execute_function_todo): Flush per function statistics.
2125 * toplev.c (compile_file): Init statistics.
2126 (general_init): Do early statistics initialization.
2127 (finalize): Finish statistics.
2128 * statistics.h (statistics_early_init): Declare.
2129 (statistics_init): Likewise.
2130 (statistics_fini): Likewise.
2131 (statistics_fini_pass): Likewise.
2132 (statistics_counter_event): Likewise.
2133 (statistics_histogram_event): Likewise.
2134 * statistics.c: New file.
2135 * Makefile.in (OBJS-common): Add statistics.o.
2136 (statistics.o): Add dependencies.
2137 * doc/invoke.texi (-fdump-statistics): Document.
2139 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
2141 (execute_pre): Use statistics_counter_event.
2142 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
2143 (substitute_and_fold): Increment it. Use statistics_counter_event.
2145 2008-05-15 Diego Novillo <dnovillo@google.com>
2147 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
2149 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
2150 * tree-ssa-alias.c (new_type_alias): Remove references to
2151 sub-variables from comment.
2152 * tree-ssa-operands.c (swap_tree_operands): Likewise.
2154 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2156 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
2157 attribute to 1 only for insertps alternative.
2159 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2161 * config/bfin/bfin.md (loadbytes): New pattern.
2162 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
2163 (bfin_init_builtins): Initialize it.
2164 (bdesc_1arg): Add it.
2166 2008-05-15 Sa Liu <saliu@de.ibm.com>
2168 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
2169 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
2170 * testsuite/lib/target-supports.exp: Add
2171 check_effective_target_fortran_integer_16.
2173 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2175 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
2176 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
2177 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
2178 (TARGET_RETURN_IN_MEMORY): Define.
2180 2008-05-15 Richard Guenther <rguenther@suse.de>
2183 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
2184 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
2185 represent unmodifiable vars.
2187 2008-05-15 Richard Guenther <rguenther@suse.de>
2189 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
2190 INDIRECT_REF and TARGET_MEM_REF.
2191 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2194 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2195 H.J. Lu <hongjiu.lu@intel.com>
2197 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
2198 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
2199 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
2200 insn alternatives. Add missing alternatives.
2201 (*vec_concatv2di_rex64_sse4_1): Likewise.
2202 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
2203 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
2206 2008-05-15 Richard Guenther <rguenther@suse.de>
2208 PR tree-optimization/36009
2209 PR tree-optimization/36204
2210 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
2211 (determine_invariantness_stmt): Record the loop a store is
2213 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
2216 2008-05-15 Richard Guenther <rguenther@suse.de>
2218 PR tree-optimization/34330
2219 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
2220 through the pointer will alias the SMT.
2222 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
2224 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
2226 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
2228 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
2230 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2231 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2233 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
2234 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
2235 (vashl_optab): New optab for vector/vector shifts.
2236 (vashr_optab): Ditto.
2237 (vlshr_optab): Ditto.
2238 (vrotl_optab): Ditto.
2239 (vrotr_optab): Ditto.
2240 (optab_subtype): New enum for optab_for_tree_code call.
2241 (optab_for_tree_code): Add enum optab_subtype argument.
2243 * optabs.c (optab_for_tree_code): Take an additional argument to
2244 distinguish between a vector shift by a scalar and vector shift by
2245 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
2246 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
2247 vector shift by a vector.
2248 (expand_widen_pattern_expr): Pass additional argument to
2249 optab_for_tree_code.
2251 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
2252 vrotl_optab, vrotr_optab.
2254 * expr.c (expand_expr_real_1): Update calls to
2255 optab_for_tree_code to distinguish between vector shifted by a
2256 scalar and vector shifted by a vector.
2257 * tree-vectorizer.c (supportable_widening_operation): Ditto.
2258 (supportable_narrowing_operation): Ditto.
2259 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
2260 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
2261 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
2262 (vect_create_epilog_for_reduction): Ditto.
2263 (vectorizable_reduction): Ditto.
2264 (vectorizable_operation): Ditto.
2265 (vect_strided_store_supported): Ditto.
2266 (vect_strided_load_supported): Ditto.
2267 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2268 * expmed.c (expand_shift): Ditto.
2270 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
2272 (ashr@var{m}3): Ditto.
2273 (vashl@var{m}3): Document new vector/vector shift standard name.
2274 (vashr@var{m}3): Ditto.
2275 (vlshr@var{m}3): Ditto.
2276 (vrotl@var{m}3): Ditto.
2277 (vrotr@var{m}3): Ditto.
2279 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
2280 (PPERM_INVERT): Ditto.
2281 (PPERM_REVERSE): Ditto.
2282 (PPERM_REV_INV): Ditto.
2283 (PPERM_ZERO): Ditto.
2284 (PPERM_ONES): Ditto.
2285 (PPERM_SIGN): Ditto.
2286 (PPERM_INV_SIGN): Ditto.
2287 (PPERM_SRC1): Ditto.
2288 (PPERM_SRC2): Ditto.
2290 * config/i386/sse.md (mulv2di3): Add SSE5 support.
2291 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
2292 allows a memory operand to be the value being added, and split it
2293 to improve vectorization.
2294 (sse5_pmacsdqh_mem): Ditto.
2295 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
2296 (sse5_mulv2div2di3_high): Ditto.
2297 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
2298 (vec_pack_trunc_v4si): Ditto.
2299 (vec_pack_trunc_v2di): Ditto.
2300 (sse5_pcmov_<mode>): Remove code that tried to use use
2301 andps/andnps instead of pcmov.
2302 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
2303 pmacsdqh instructions.
2304 (vec_widen_smult_lo_v4si): Ditto.
2306 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
2307 (PPERM_INVERT): Ditto.
2308 (PPERM_REVERSE): Ditto.
2309 (PPERM_REV_INV): Ditto.
2310 (PPERM_ZERO): Ditto.
2311 (PPERM_ONES): Ditto.
2312 (PPERM_SIGN): Ditto.
2313 (PPERM_INV_SIGN): Ditto.
2314 (PPERM_SRC1): Ditto.
2315 (PPERM_SRC2): Ditto.
2316 (ix86_expand_sse_movcc): Move the SSE5 test after the if
2318 (ix86_expand_int_vcond): If SSE5 generate all possible integer
2320 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
2321 says ignore whether the last reference is a memory operand.
2323 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2324 Paolo Bonzini <bonzini at gnu dot org>
2326 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
2329 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
2330 (vlshr<mode>3): Rename from vlshr<mode>3.
2331 (vashr<mode>3): Rename from vashr<mode>3.
2332 (mulv4sf3): Change the names of vector shift patterns.
2336 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
2339 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
2364 * config/spu/spu.md (v): New iterator macro to add v for vector types.
2365 (floatunssidf2_internal): Change vector/vector shift names.
2366 (floatunsdidf2_internal): Ditto.
2373 (vashl<mode>3): Rename from ashl<mode>3.
2374 (vashr<mode>3): Rename from ashr<mode>3.
2375 (vlshr<mode>3): Rename from lshr<mode>3.
2376 (vrotl<mode>3): Rename from rotl<mode>3.
2378 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2381 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
2382 multiply gives the wrong value when doing widening multiplies.
2383 (vec_widen_smult_lo_v4si): Ditto.
2385 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2387 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
2388 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
2389 emit_library_call_value.
2390 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
2391 * tree.h (ECF_LIBCALL_BLOCK): Removed.
2392 * calls.c (initialize_argument_information, precompute_arguments,
2393 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
2394 (precompute_arguments): Removed flags parameter.
2395 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
2397 2008-05-14 Richard Guenther <rguenther@suse.de>
2399 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
2400 Make sure to register the store if the use is a PHI_NODE.
2402 2008-05-14 Olivier Hainque <hainque@adacore.com>
2404 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2405 memory if the component is to be referenced in BLKmode according
2406 to get_inner_reference.
2408 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
2410 * calls.c (emit_library_call_value_1): Restore code clearing
2411 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
2413 2008-05-14 Olivier Hainque <hainque@adacore.com>
2414 Nicolas Roche <roche@adacore.com>
2416 * configure.ac: Add support for a "gcc_subdir" variable in
2417 config-lang.in, to denote a subdirectory where the language/GCC
2418 integration files are to be found.
2419 * configure: Regenerate.
2421 2008-05-14 Ira Rosen <irar@il.ibm.com>
2423 PR tree-optimization/36098
2424 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
2425 value for the first load in the group in case of a gap.
2426 (vect_build_slp_tree): Check that there are no gaps in loads.
2428 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2430 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
2431 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
2432 expand_copysign_bit, ): Change call to emit_no_conflict_block to
2433 emit_insn and remove unneeded code to construct extra args.
2434 (emit_no_conflict_block): Removed.
2435 * optabls.h: (emit_no_conflict_block): Removed.
2436 * cse.c (cse_extended_basic_block): Remove search for
2437 REG_NO_CONFLICT note.
2438 * global.c: Removed incorrect comment added in revision 117.
2439 * expr.c (convert_move): Change call to emit_no_conflict_block to
2441 * recog.c: Change comments so that they do not mention
2443 * local_alloc.c (combine_regs): Removed last parameter.
2444 (no_conflict_p): Removed.
2445 (block_alloc): Removed note, no_conflict_combined_regno and set
2446 local vars. Removed all code to process REG_NO_CONFLICT blocks.
2447 (combine_regs): Removed already_dead and code to look for
2448 REG_NO_CONFLICT notes.
2449 * lower_subreg (remove_retval_note): Removed code to look for
2450 REG_NO_CONFLICT block.
2451 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
2452 (resolve_clobber): Remove code to process libcalls that have
2453 REG_NO_CONFLICT notes.
2454 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
2456 * combine.c (can_combine_p, distribute_notes): Removed
2457 REG_NO_CONFLICT case.
2458 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
2460 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
2461 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
2463 * reg-notes.def (NO_CONFLICT): Removed.
2465 2008-05-14 David S. Miller <davem@davemloft.net>
2467 * config/sparc/sparc.c (sparc_profile_hook): If
2468 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
2469 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
2470 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2472 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
2474 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
2476 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
2479 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
2480 and op1 expansion before vector concat to have less live pseudos.
2482 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
2484 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
2485 ix86_expand_vector_set if supported.
2487 2008-05-13 Diego Novillo <dnovillo@google.com>
2488 Kenneth Zadeck <zadeck@naturalbridge.com>
2490 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
2492 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
2493 phinodes_print_statistics, init_ssanames, fini_ssanames,
2494 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
2495 release_ssa_name, release_defs, replace_ssa_name_symbol,
2496 ssanames_print_statistics): Move ...
2497 * tree-flow.h: ... here.
2498 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
2499 Use FN instead of cfun.
2500 (make_ssa_name_fn): Rename from make_ssa_name.
2501 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
2502 * tree-flow-inline.h (make_ssa_name): Move from
2503 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
2504 * omp-low.c (expand_omp_parallel):
2505 * tree-flow-inline.h (redirect_edge_var_map_result):
2506 * tree-ssa.c (init_tree_ssa): Add argument FN.
2507 Use it instead of cfun. Update all users.
2509 2008-05-13 Tom Tromey <tromey@redhat.com>
2511 PR preprocessor/22168:
2512 * doc/cpp.texi (Top): Update menu.
2513 (Alternatives to Wrapper #ifndef): New node.
2514 (Other Directives): Document deprecation.
2515 (Obsolete Features): Remove menu.
2516 (Assertions): Merge node into Obsolete Features.
2517 (Obsolete once-only headers): Move earlier; rename to Alternatives
2519 * doc/cppopts.texi: Update.
2520 * c.opt (Wdeprecated): Enable for C and ObjC.
2521 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
2522 (C++ Dialect Options): Move -Wno-deprecated from here to...
2523 (Warning Options): ... here.
2525 2008-05-13 Richard Guenther <rguenther@suse.de>
2528 * fold-const.c (fold_sign_changed_comparison): Do not allow
2529 changes in pointer-ness.
2531 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2534 * config/sh/sh.c (sh_expand_prologue): Don't clear
2535 RTX_FRAME_RELATED_P for push insns.
2537 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
2539 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
2541 2008-05-12 Anatoly Sokolov <aesok@post.ru>
2543 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
2544 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
2545 Use 'machine->is_leaf' instead of 'leaf_func_p'.
2547 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
2549 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
2550 (*vec_concatv4sf_sse): This.
2551 (*sse2_concatv2si): Renamed to ...
2552 (*vec_concatv2si_sse2): This.
2553 (*sse1_concatv2si): Renamed to ...
2554 (*vec_concatv2si_sse): This.
2555 (*vec_concatv2di_rex): Renamed to ...
2556 (*vec_concatv2di_rex64): This.
2557 (*vec_concatv2si_sse4_1): New.
2558 (*vec_concatv2di_rex64_sse4_1): Likewise.
2560 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
2562 PR rtl-optimization/36111
2563 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
2564 that was created for swappable operands.
2566 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
2569 * Makefile.in: Substitute GNATMAKE and GNATBIND.
2570 * configure.ac: Add call to ACX_PROG_GNAT.
2572 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
2574 * optc-gen.awk: Fix comment typo.
2576 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2578 * pretty-print.c (pp_integer_with_precision): Use
2579 HOST_LONG_LONG_FORMAT.
2581 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
2583 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
2585 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
2587 * config/i386/i386.c (bdesc_ptest): Removed.
2588 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
2589 (bdesc_args): Add __builtin_ia32_ptestz128,
2590 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
2591 (ix86_init_mmx_sse_builtins): Updated.
2592 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
2593 (ix86_expand_builtin): Updated.
2595 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
2597 * tree-cfg.c (valid_fixed_convert_types_p): New function.
2598 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
2600 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
2602 * value-prof.c (interesting_stringop_to_profile): Do not
2603 return early for BUILT_IN_MEMPCPY.
2605 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
2607 * calls.c (expand_call): Don't use callgraph to increase
2608 preferred_stack_boundary.
2610 * cgraph.h (cgraph_rtl_info): Use unsigned on
2611 preferred_incoming_stack_boundary.
2613 * final.c (rest_of_clean_state): Use unsigned on
2614 preferred_stack_boundary.
2616 2008-05-09 Tom Tromey <tromey@redhat.com>
2618 PR preprocessor/22231:
2619 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
2622 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
2624 PR tree-optimization/36129
2625 * tree-ssa-ccp.c: Include value-prof.h.
2626 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
2627 built-in function was folded to a constant.
2628 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
2630 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
2631 Sebastian Pop <sebastian.pop@amd.com>
2633 * tree-scalar-evolution.c: Document instantiate_scev.
2634 (instantiate_parameters_1): Renamed instantiate_scev_1.
2635 Don't use the same loop for instantiation_loop and evolution_loop.
2636 (instantiate_scev): New.
2637 (instantiate_parameters): Moved...
2638 (resolve_mixers): Update call to instantiate_scev_1 to pass the
2639 same loop twice. Maintains the semantics for this function.
2640 * tree-scalar-evolution.h (instantiate_scev): Declare.
2641 (instantiate_parameters): ...here. Now static inline.
2642 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
2643 instead of resolve_mixers.
2645 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2647 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
2649 2008-05-09 Tomas Bily <tbily@suse.cz>
2651 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
2652 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
2653 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2654 * c-common.c (c_common_truthvalue_conversion): Likewise.
2655 * tree-object-size.c (compute_object_offset): Likewise.
2656 * tree-inline.c (estimate_num_insns_1): Likewise.
2657 * varasm.c (const_hash_1, compare_constant, copy_constant)
2658 (compute_reloc_for_constant, output_addressed_constants)
2659 (initializer_constant_valid_p): Likewise.
2660 * c-omp.c (check_omp_for_incr_expr): Likewise.
2661 * gimplify.c (gimplify_expr): Likewise.
2662 * c-typeck.c (c_finish_return): Likewise.
2663 * tree-vectorizer.c (supportable_widening_operation)
2664 (supportable_narrowing_operation): Likewise.
2665 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
2666 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
2667 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2668 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
2669 (descr_info_loc): Likewise.
2670 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2671 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
2672 (fold_unary): Likewise.
2673 * builtins.c (get_pointer_alignment): Likewise.
2674 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
2675 (instantiate_parameters_1): Likewise.
2676 * tree.c (expr_align, stabilize_reference): Likewise.
2677 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
2678 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
2679 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
2680 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2681 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
2682 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
2684 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
2685 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
2686 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2687 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
2688 (forward_propagate_comparison)
2689 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2690 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
2691 * emit-rtl.c (component_ref_for_mem_expr)
2692 (set_mem_attributes_minus_bitpos): Likewise.
2693 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2694 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
2696 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
2697 (build_function_call, pointer_diff, build_compound_expr)
2698 (c_finish_return): Likewise.
2699 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
2700 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
2702 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
2703 * expr.c (is_aligning_offset): Likewise.
2704 * tree-ssa-alias.c (is_escape_site): Likewise.
2705 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
2706 (check_all_va_list_escapes): Likewise.
2707 * tree-ssa-loop-ivopts.c (determine_base_object)
2708 (determine_common_wider_type): Likewise.
2709 * dojump.c (do_jump): Likewise.
2710 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
2711 * tree-gimple.c (is_gimple_cast): Likewise.
2712 * fold-const.c (decode_field_reference, )
2713 (fold_sign_changed_comparison, fold_unary, fold_comparison)
2714 (fold_binary): Likewise.
2715 * tree-ssa-alias-warnings.c (find_alias_site_helper)
2716 (already_warned_in_frontend_p): Likewise.
2717 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
2718 * tree.c (really_constant_p, get_unwidened): Likewise.
2719 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2720 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2721 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
2723 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
2725 (CONVERT_EXPR_P): Define.
2726 (CASE_CONVERT): Define.
2728 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2731 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
2732 (delete_unmarked_insns): When deleting a call, call
2733 delete_unreachable_blocks.
2734 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2735 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
2737 2008-05-08 Richard Guenther <rguenther@suse.de>
2739 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
2740 (-ftree-salias): Likewise.
2741 (salias-max-implicit-fields): Remove param documentation.
2742 (salias-max-array-elements): Likewise.
2743 * tree-pass.h (pass_create_structure_vars): Remove.
2744 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2745 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2746 * tree-ssa-alias.c (create_structure_vars): Remove.
2747 (gate_structure_vars): Likewise.
2748 (pass_create_structure_vars): Likewise.
2749 (gate_build_alias): Likewise.
2750 (pass_build_alias): Adjust to run always and dump the function.
2751 * common.opt (ftree-salias): Hide.
2752 * passes.c (init_optimization_passes): Remove
2753 pass_create_structure_vars, adjust comment.
2754 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2755 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2756 * opts.c (decode_options): Do not set flag_tree_salias.
2757 (common_handle_option): Add OPT_ftree_salias to the backward
2758 compatibility section.
2760 2008-05-08 Richard Guenther <rguenther@suse.de>
2762 * tree-flow-inline.h (var_can_have_subvars): Move ...
2763 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
2764 * tree-flow.h (var_can_have_subvars): Remove.
2765 (push_fields_onto_fieldstack): Remove.
2766 (sort_fieldstack): Likewise.
2767 (struct fieldoff): Move ...
2768 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
2769 alias_set and base_for_components fields.
2770 (sort_fieldstack): Make static.
2771 (push_fields_onto_fieldstack): Likewise. Remove code that
2772 handles anything but RECORD_TYPEs. Remove alias_set and
2773 base_for_components handling.
2774 (create_variable_info_for): Adjust.
2776 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
2778 * common.opt (Wframe-larger-than=): Shorten the help message
2780 * doc/invoke.texi (Wframe-larger-than=): Add more description.
2782 2008-05-08 Rafael Espindola <espindola@google.com>
2784 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
2786 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
2787 trap and that both operands are gimple values.
2788 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
2789 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
2792 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2794 * read-rtl.c (join_c_conditions): Return the first string if the
2795 two strings are equal.
2797 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2799 * gensupport.h (pred_data): Add a "num_codes" field.
2800 (add_predicate_code): Declare.
2801 * gensupport.c (add_predicate_code): New function.
2802 (std_pred_table): Add an "allows_const_p" field.
2803 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
2804 Remove the (incomplete) list of such codes from the codes field.
2805 (init_predicate_table): Use add_predicate_code. Add all
2806 RTX_CONST_OBJs if allows_const_p is true.
2807 * genrecog.c (process_define_predicate): Use add_predicate_code.
2809 2008-05-08 David Daney <ddaney@avtrex.com>
2810 Richard Sandiford <rsandifo@nildram.co.uk>
2812 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
2813 special case of constant zero operands.
2814 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
2815 old and new values. Special case constant zero values.
2816 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
2818 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
2819 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
2821 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
2824 * simplify-rtx.c (simplify_plus_minus): Create CONST of
2825 similar RTX_CONST_OBJ before CONST_INT.
2827 2008-05-08 Steve Ellcey <sje@cup.hp.com>
2829 * stmt.c (expand_stack_restore): Change sa mode if needed.
2831 2008-05-08 Richard Guenther <rguenther@suse.de>
2833 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
2834 return type to bool.
2835 (ix86_sol10_return_in_memory): Likewise.
2836 (ix86_i386elf_return_in_memory): Likewise.
2837 (ix86_i386interix_return_in_memory): Likewise.
2838 * config/i386/i386.c (ix86_return_in_memory): Likewise.
2839 (ix86_sol10_return_in_memory): Likewise.
2840 (ix86_i386elf_return_in_memory): Likewise.
2841 (ix86_i386interix_return_in_memory): Likewise.
2843 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2846 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
2848 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
2849 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
2852 2008-05-08 Richard Guenther <rguenther@suse.de>
2854 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
2855 * tree-data-ref.h (struct dr_alias): Remove subvars field.
2856 (DR_SUBVARS): Remove.
2857 * tree-dfa.c (dump_subvars_for): Remove.
2858 (debug_subvars_for): Likewise.
2859 (dump_variable): Do not dump subvars.
2860 (remove_referenced_var): Do not remove subvars.
2861 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
2862 (lookup_subvars_for_var): Remove.
2863 (get_subvars_for_var): Likewise.
2864 (get_subvars_at): Likewise.
2865 (get_first_overlapping_subvar): Likewise.
2866 (overlap_subvar): Likewise.
2867 * tree-flow.h (subvar_t): Remove.
2868 (struct var_ann_d): Remove subvars field.
2869 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
2870 argument. Remove special handling of SFTs.
2871 (compute_tag_properties): Likewise.
2872 (set_initial_properties): Likewise.
2873 (compute_call_clobbered): Likewise.
2874 (count_mem_refs): Likewise.
2875 (compute_memory_partitions): Likewise.
2876 (compute_flow_insensitive_aliasing): Likewise.
2877 (setup_pointers_and_addressables): Likewise.
2878 (new_type_alias): Likewise.
2879 (struct used_part): Remove.
2880 (used_portions): Likewise.
2881 (struct used_part_map): Likewise.
2882 (used_part_map_eq): Likewise.
2883 (used_part_map_hash): Likewise.
2884 (free_used_part_map): Likewise.
2885 (up_lookup): Likewise.
2886 (up_insert): Likewise.
2887 (get_or_create_used_part_for): Likewise.
2888 (create_sft): Likewise.
2889 (create_overlap_variables_for): Likewise.
2890 (find_used_portions): Likewise.
2891 (create_structure_vars): Likewise.
2892 * tree.def (STRUCT_FIELD_TAG): Remove.
2893 * tree.h (MTAG_P): Adjust.
2894 (struct tree_memory_tag): Remove base_for_components and
2895 unpartitionable flags.
2896 (struct tree_struct_field_tag): Remove.
2897 (SFT_PARENT_VAR): Likewise.
2898 (SFT_OFFSET): Likewise.
2899 (SFT_SIZE): Likewise.
2900 (SFT_NONADDRESSABLE_P): Likewise.
2901 (SFT_ALIAS_SET): Likewise.
2902 (SFT_UNPARTITIONABLE_P): Likewise.
2903 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
2904 (union tree_node): Remove sft field.
2905 * alias.c (get_alias_set): Remove special handling of SFTs.
2906 * print-tree.c (print_node): Remove handling of SFTs.
2907 * tree-dump.c (dequeue_and_dump): Likewise.
2908 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2909 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
2910 * tree-predcom.c (set_alias_info): Do not set subvars.
2911 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
2912 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
2913 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
2914 (add_vars_for_offset): Remove.
2915 (add_virtual_operand): Remove special handling of SFTs.
2916 (add_call_clobber_ops): Likewise.
2917 (add_call_read_ops): Likewise.
2918 (get_asm_expr_operands): Likewise.
2919 (get_modify_stmt_operands): Likewise.
2920 (get_expr_operands): Likewise.
2921 (add_to_addressable_set): Likewise.
2922 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
2923 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2924 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
2925 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
2926 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
2927 (tree_node_structure): Likewise.
2928 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
2930 (find_what_p_points_to): Likewise.
2932 2008-05-08 Sa Liu <saliu@de.ibm.com>
2934 * config/spu/spu.md: Fixed subti3 pattern.
2936 2008-05-08 Richard Guenther <rguenther@suse.de>
2939 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2940 sure to create a representative for trailing arrays for PTA.
2942 2008-05-08 Richard Guenther <rguenther@suse.de>
2945 * fold-const.c (operand_equal_p): Two objects which types
2946 differ in pointerness are not equal.
2948 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2950 * calls.c (compute_argument_block_size): Add argument tree fndecl.
2951 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
2952 (emit_library_call_value_1): Add new variable fndecl initialized by
2953 NULL_TREE. It should be the decl type of orgfun, but this information
2954 seems not to be available here, so it uses the default calling abi.
2955 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
2956 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
2957 by TARGET_RETURN_IN_MEMORY.
2958 * config/i386/i386-interix.h: Likewise.
2959 * config/i386/i386.h: Likewise.
2960 * config/i386/i386elf.h: Likewise.
2961 * config/i386/ptx4-i.h: Likewise.
2962 * config/i386/sol2-10.h: Likewise.
2963 * config/i386/sysv4.h: Likewise.
2964 * config/i386/vx-common.h: Likewise.
2965 * config/cris/cris.h: Removed #if 0 clause.
2966 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
2967 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
2969 (ix86_sol10_return_in_memory): Likewise.
2970 (ix86_i386elf_return_in_memory): New.
2971 (ix86_i386interix_return_in_memory): New.
2972 * config/mt/mt-protos.h (mt_return_in_memory): New.
2973 * config/mt/mt.c: Likewise.
2974 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2975 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
2976 * config/bfin/bfin.h: Likewise.
2977 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
2979 * config/bfin/bfin.c: Likewise.
2980 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2981 * config/alpha/unicosmk.h: Likewise.
2982 * config/i386/cygming.h: Likewise.
2983 * config/iq2000/iq2000.h: Likewise.
2984 * config/mips/mips.h: Likewise.
2985 * config/mn10300/mn10300.h: Likewise.
2986 * config/rs6000/rs6000.h: Likewise.
2987 * config/score/score.h: Likewise.
2988 * config/spu/spu.h: Likewise.
2989 * config/v850/v850.h: Likewise.
2990 * defaults.h: Likewise.
2991 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
2992 * expr.c (emit_block_move): Adjust use of
2993 OUTGOING_REG_PARM_STACK_SPACE.
2994 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
2995 OUTGOING_REG_PARM_STACK_SPACE.
2996 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
2998 2008-05-08 Jakub Jelinek <jakub@redhat.com>
3000 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
3001 on OMP_RETURN for OMP_FOR.
3004 * dwarf2out.c (dw_expand_expr, common_check): Removed.
3005 (fortran_common): New function.
3006 (gen_variable_die): Call fortran_common instead of common_check,
3007 adjust for it returning tree instead of rtx. Formatting.
3009 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3013 * see.c (see_copy_insn): Copy new pure const attributes for new call.
3014 * c-decl.c (merge_decls): Ditto.
3015 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
3016 to RTL_CONST_OR_PURE_CALL_P.
3017 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
3018 Initialized DECL_LOOPING_CONST_PURE.
3019 (process_call_operands): Set tree_side_effects properly.
3020 * tree.h (TREE_READONLY_DECL_P): Removed.
3021 (DECL_IS_PURE): Renamed to DECL_PURE_P.
3022 (DECL_LOOPING_OR_CONST_P): New macro.
3023 (struct tree_function_decl): Added looping_const_or_pure_p.
3025 (ECF_LOOPING_OR_CONST_P): New macro.
3026 * rtlanal.c (pure_const_p): Removed.
3027 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
3028 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
3029 to RTL_CONST_CALL_P.
3030 * ipa-pure-const.c (pure_const_state_e): Added looping field.
3031 (check_decl, check_tree, check_call, scan_function): Initialize
3033 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
3034 (static_execute): Set looping true for recursive functions.
3035 Undo setting state to IPA_NEITHER for recursive functions.
3037 * ifcvt.c (noce_can_store_speculate_p): Changed
3038 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
3039 RTL_CONST_OR_PURE_CALL_P.
3040 * dse.c (scan_insn): Ditto.
3041 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
3042 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
3043 RTL_CONST_OR_PURE_CALL_P.
3044 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
3045 pure_call_p to RTL_CONST_CALL_P.
3046 * gimplify.c (gimplify_call_expr): Clear side effects for
3047 non-looping pure and constant calls.
3048 * calls.c (emit_call_1): Set rtl flags from ecf flags.
3049 (flags_from_decl_or_type): Set ecf flags from decl flags.
3050 (initialize_argument_information): Turn off
3051 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
3052 Change const to pure if callee_copies is true rather than just
3054 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
3055 way of marking pure calls.
3056 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
3057 Remove hack that was supposed to fix pr7335 and remove old
3058 way of marking pure calls.
3059 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
3060 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
3061 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
3062 RTL_CONST_OR_PURE_CALL_P.
3063 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
3064 * loop-invariant.c (find_exits, find_invariant_bb): Changed
3065 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
3066 * sched-deps.c (schedule_analyze): Ditto.
3067 * rtl.h (struct rtx_def): Use call field, unchanging field, and
3068 return_val field of calls to represent pure and const function info.
3069 (CONST_OR_PURE_CALL_P): Deleted macro.
3070 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3071 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
3072 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
3074 * tree-optimize.c (execute_fixup_cfg): Added test for
3075 ECF_LOOPING_CONST_OR_PURE.
3076 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
3078 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
3079 effects for looping pure or const calls.
3080 (verify_gimple_expr): Added verification code.
3081 * config/alpha/alpha.c (alpha_legitimize_address,
3082 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
3084 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
3085 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
3086 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
3087 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
3088 RTL_CONST_OR_PURE_CALL_P.
3089 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
3090 and const calls to be deleted.
3092 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3095 * config/i386/mmx.md (mmx_subv2sf3): New expander.
3096 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
3097 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
3098 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3099 to handle nonimmediate operands.
3100 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
3101 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
3102 to handle nonimmediate operands.
3103 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
3104 (mmx_pmulhrwv4hi3): New expander. Use
3105 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3106 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
3107 (sse2_umulv1siv1di3): New expander. Use
3108 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3109 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
3110 (mmx_eq<mode>3): New expander. Use
3111 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3112 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
3113 (mmx_uavgv8qi3): New expander. Use
3114 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3115 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
3116 (mmx_uavgv4hi3): New expander. Use
3117 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3119 * config/i386/sse.md
3120 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
3121 to handle nonimmediate operands.
3122 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
3123 to handle nonimmediate operands.
3124 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
3125 to handle nonimmediate operands.
3126 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
3127 to handle nonimmediate operands.
3128 (sse2_unpckhpd_exp): New expander. Use
3129 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3130 (sse2_unpcklpd_exp): New expander. Use
3131 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3132 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
3133 to handle nonimmediate operands.
3134 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
3135 to handle nonimmediate operands.
3136 (*sse2_<plusminus_insn><mode>3): Rename from
3137 sse2_<plusminus_insn><mode>3 insn pattern.
3138 (sse2_<plusminus_insn><mode>3): New expander. Use
3139 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3140 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
3141 (sse2_umulv2siv2di3): New expander. Use
3142 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3143 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
3144 (sse4_1_mulv2siv2di3): New expander. Use
3145 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3146 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
3147 (sse2_pmaddwd): New expander. Use
3148 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3149 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
3150 (sse2_eq<mode>3): New expander. Use
3151 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3152 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
3153 (sse4_1_eqv2di3): New expander. Use
3154 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3155 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3156 (sse2_uavgv16qi3): New expander. Use
3157 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3158 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3159 (sse2_uavgv16qi3): New expander. Use
3160 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3161 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
3162 (sse2_uavgv8hi3): New expander. Use
3163 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3164 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
3165 (ssse3_pmulhrswv8hi3): New expander. Use
3166 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3167 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
3168 (ssse3_pmulhrswv4hi3): New expander. Use
3169 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3171 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
3172 (<sse>_vmmul<mode>3): Ditto.
3173 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
3175 (ssse3_pmaddubsw128): Use register_operand for operand 1.
3176 (ssse3_pmaddubsw): Ditto.
3178 * config/i386/i386.c (struct_builtin_description)
3179 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
3180 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
3181 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
3182 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
3183 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
3184 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
3185 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
3186 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
3187 (ix86_fixup_binary_operands): Assert that src1
3188 and src2 must have the same mode when swapped.
3189 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
3190 and ix86_binary_operator_ok. Do not force operands in registers
3193 2008-05-07 Jan Hubicka <jh@suse.cz>
3195 * cgraph.c (dump_cgraph_node): Update.
3196 * cgraph.h (cgraph_local_info): Break out inline summary.
3197 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
3199 * ipa-inline (inline_summary): New accestor function.
3200 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
3201 cgraph_decide_inlining, compute_inline_parameters): Update.
3202 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
3204 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3206 Cleanup ColdFire scheduling support and add V4 pipeline model.
3208 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
3209 (define_attr cpu): Add cfv4 value.
3210 (define_attr type, define_attr type1): Merge into a single 'type'
3211 attribute. Update all uses.
3212 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
3213 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
3215 (define_attr opx_mem, define_attr opy_mem): Remove.
3216 (define_attr op_mem): Clean up, update comment.
3217 (define_attr size): Use specific values instead of general int.
3218 (define_attr guess, define_attr split): Remove. Update all uses.
3219 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
3220 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
3221 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
3222 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
3223 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
3224 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
3225 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
3226 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
3227 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
3228 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
3229 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
3230 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
3231 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
3232 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
3233 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
3234 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
3235 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
3236 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
3237 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
3238 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
3239 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
3240 Update or set attributes.
3241 (stack_tie): New fake instruction.
3243 * config/m68k/m68k.h (TUNE_CFV4): New macro.
3244 (m68k_sched_attr_size): Update declaration.
3245 (m68k_sched_attr_type2): Remove.
3246 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
3247 Declare new bypass predicates.
3249 * config/m68k/m68k.c (m68k_sched_issue_rate,
3250 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
3252 (TARGET_SCHED_ISSUE_RATE,
3253 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
3254 (override_options): Handle scheduling for ColdFire V4 core.
3255 (m68k_expand_prologue): Emit stack_tie.
3256 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
3257 'OP_TYPE_FPN'. Update all uses.
3258 (sched_guess_p): Remove.
3259 (sched_address_type): Handle symbolic addresses.
3260 (sched_get_operand): New static function.
3261 (sched_operand_type): Merge into sched_attr_op_type.
3262 (sched_attr_op_type): Handle FP registers, handle quick constants,
3264 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
3265 (m68k_sched_attr_size): Update. Move logic to ...
3266 (sched_get_attr_size_int): New static function.
3267 (sched_get_opxy_mem_type): New static function.
3268 (m68k_sched_attr_op_mem): Update.
3269 (m68k_sched_attr_type2): Remove.
3270 (sched_cfv4_bypass_data): New static variable.
3271 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
3272 (m68k_sched_issue_rate): Implement scheduler hook.
3273 (struct _sched_ib: enabled_p): New field.
3274 (m68k_sched_variable_issue): Update. Handle V4.
3275 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
3276 sched_dump_class_func_t, sched_dump_split_class,
3277 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
3278 sched_dump_dfa_class, m68k_sched_dump): Remove.
3279 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
3281 (m68k_sched_init_global): Remove statisctics dumping, introduce
3282 sanity check that all instructions have pipeline reservations. Handle
3284 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3285 Handle ColdFire V4 core.
3286 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
3287 New static functions.
3288 (m68k_sched_address_bypass_p): New bypass predicate.
3289 (sched_get_indexed_address_scale): New static function.
3290 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
3292 * cf.md: Update comments.
3293 (define_attr type2): Remove. Use 'type' attribute instead.
3295 (cf_ib): Rename to cfv123_ib. Update all uses.
3296 (cf_oep): Rename to cfv123_oep. Update all uses.
3297 (cf_chr): Rename to cfv123_chr. Update all uses.
3298 (cf_mem): Rename to cfv123_mem. Update all uses.
3299 (cf_mac): Move to more appropriate place.
3300 (cfv123_guess): New automaton and cpu_unit.
3301 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
3302 Update uses of 'size' attribute. Handle before reload scheduling.
3303 (cfv123_guess): New dummy reservation for unhandled instructions.
3304 (cfv4_*): Pipeline description of ColdFire V4 core.
3305 (ignore): New reservation to handle 'ignore' type.
3307 2008-05-07 Ian Lance Taylor <iant@google.com>
3310 * gimplify.c (find_single_pointer_decl_1): Don't look through
3312 (find_single_pointer_decl): Adjust comments.
3314 2008-05-07 Jakub Jelinek <jakub@redhat.com>
3317 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
3318 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
3321 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
3322 integral type rather than floating point, then VIEW_CONVERT_EXPR
3323 to the floating point type.
3325 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3327 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
3328 TFmode op0 to register.
3330 2008-05-07 Alan Modra <amodra@bigpond.net.au>
3332 * c-decl.c (grokdeclarator): Comment typo.
3334 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
3336 * tree-flow.h: Remove prototype for computed_goto_p.
3337 * tree-cfg.c (computed_goto_p): Make static.
3339 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
3342 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
3343 (contains_aligned_value_p): This. Handle _Decimal128.
3344 (ix86_function_arg_boundary): Only align _Decimal128 to its
3345 natural boundary and handle it properly.
3347 2008-05-06 Martin Jambor <mjambor@suse.cz>
3349 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
3350 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
3351 (ipcp_method_set_orig_node): Removed.
3352 (ipcp_cval_get_cvalue_type): Removed.
3353 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
3354 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
3355 (ipcp_cval_set_cvalue_type): Removed.
3356 (ipcp_cval_get_cvalue): Removed.
3357 (ipcp_cval_set_cvalue): Removed.
3358 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
3359 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
3360 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
3361 (ipcp_cval_meet): Renamed to ipa_lattice_meet
3362 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
3363 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
3364 (ipcp_get_ith_lattice): Changed parameters.
3365 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
3366 (ipcp_lattice_from_jfunc): Changed parameters.
3367 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
3368 (ipcp_method_cval_print): Added temporary variable info.
3369 (ipcp_redirect): Removed already unused local variable caller.
3370 (ipcp_redirect): New temporary variable orig_callee_info
3371 (ipcp_redirect): Removed newly unused local variable callee.
3372 (ipcp_redirect): Removed (a bit confusing) local variable type.
3373 (ipcp_insert_stage): Added local variable info.
3374 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
3376 (ipcp_formal_create): Removed.
3377 (ipcp_method_cval_set): Removed.
3378 (ipcp_propagate_stage): Renamed lattice variables.
3379 (ipcp_method_cval_set_cvalue_type): Removed.
3380 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
3381 (ipcp_print_all_lattices): Changed printed strings to refer to
3382 lattices rather than cvals.
3383 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
3384 (ipcp_propagate_const): Changed formal parameters.
3385 (build_const_val): Changed formal parameters.
3386 (ipcp_insert_stage): Removed useless variable cvalue
3387 (build_const_val): Changed formal parameters.
3388 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
3389 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
3390 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
3391 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
3392 (ipcp_print_func_profile_counts): Changed string from "method" to
3394 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
3395 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
3396 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
3397 (ipcp_structures_print): Renamed to ipcp_print_all_structures
3398 (ipcp_profile_print): Renamed to ipcp_print_profile_data
3399 (ipcp_lat_is_const): Changed parameters and made inline.
3400 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
3401 (ipcp_redirect): Renamed to ipcp_need_redirect_p
3402 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
3403 the predicate condition directly
3404 (ipcp_propagate_stage): Added local variable args. Removed local
3405 variable callee. (Both are mere code simplifications.)
3406 (ipcp_method_dont_insert_const): Renamed to
3407 ipcp_node_not_modifiable_p.
3408 (ipcp_node_not_modifiable_p): Made inline.
3409 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
3410 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
3411 (ipcp_print_all_lattices): Removed variable cvalue
3412 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
3415 2008-05-06 Olivier Hainque <hainque@adacore.com>
3417 * tree-sra.c (try_instantiate_multiple_fields): Early return
3418 if field has POINTER_TYPE.
3420 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
3422 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
3423 by using 'q' specifier for instruction.
3424 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
3426 2008-05-06 Anatoly Sokolov <aesok@post.ru>
3428 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3429 Change mode of zero_extract from QImode to HImode.
3430 (sign bit tests peepholes): (Ditto.).
3432 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
3434 * config/i386/mmx.md: Remove double backslashes from asm templates.
3435 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
3436 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3437 to handle nonimmediate operands.
3438 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
3439 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3440 to handle nonimmediate operands.
3441 (*mmx_<code>v2sf3_finite): New insn pattern.
3442 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
3443 (mmx_<code>v2sf3): New expander. Use
3444 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3445 (mmx_<plusminus_insn><mode>3): New expander. Use
3446 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3447 (*mmx_<plusminus_insn><mode>3): New insn pattern.
3448 (mmx_add<mode>3): Removed.
3449 (mmx_ssadd<mode>3): Ditto.
3450 (mmx_usadd<mode>3): Ditto.
3451 (mmx_sub<mode>3): Ditto.
3452 (mmx_sssub<mode>3): Ditto.
3453 (mmx_ussub<mode>3): Ditto.
3454 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
3455 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
3456 to handle nonimmediate operands.
3457 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
3459 (mmx_smulv4hi3_highpart): New expander. Use
3460 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3461 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
3463 (mmx_umulv4hi3_highpart): New expander. Use
3464 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3465 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
3466 (mmx_<code>v4hi3): New expander. Use
3467 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3468 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
3469 (mmx_<code>v8qi3): New expander. Use
3470 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3471 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
3472 (mmx_<code><mode>3): New expander. Use
3473 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3475 2008-05-05 Jan Hubicka <jh@suse.cz>
3477 PR tree-optimization/36118
3478 * passes.c (pass_init_dump_file): Fix dump header.
3480 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3483 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
3484 VCE for function decls.
3486 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3488 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
3490 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3492 * config/i386/i386.md (sat_plusminus): New.
3493 (plusminus_insn): Likewise.
3494 (plusminus_mnemonic): Likewise.
3496 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
3497 (*<addsub><mode>3_cc_overflow): Renamed to ...
3498 (*<plusminus_insn><mode>3_cc_overflow): This.
3499 (*<addsub>si3_zext_cc_overflow): Renamed to ...
3500 (*<plusminus_insn>si3_zext_cc_overflow): This.
3502 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
3503 (<plusminus_insn><mode>3): This.
3504 (*<addsub><mode>3): Renamed to ...
3505 (*<plusminus_insn><mode>3): This.
3506 (<sse>_vm<addsub><mode>3): Renamed to ...
3507 (<sse>_vm<plusminus_insn><mode>3): This.
3508 (sse3_h<addsub>v4sf3): Renamed to ...
3509 (sse3_h<plusminus_insn>v4sf3): This.
3510 (sse3_h<addsub>v2df3): Renamed to ...
3511 (sse3_h<plusminus_insn>v2df3): This.
3512 (<plusminus_insn><mode>3): New.
3513 (*<plusminus_insn><mode>3): Likewise.
3514 (sse2_<plusminus_insn><mode>3): Likewise.
3515 (add<mode>): Removed.
3516 (*add<mode>3): Likewise.
3517 (sse2_ssadd<mode>3): Likewise.
3518 (sse2_usadd<mode>3): Likewise.
3519 (sub<mode>3): Likewise.
3520 (*sub<mode>3): Likewise.
3521 (sse2_sssub<mode>3): Likewise.
3522 (sse2_ussub<mode>3): Likewise.
3524 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
3526 * gthr-single.h: Add in required interface elements as per gthr.h.
3527 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
3528 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
3529 Generalize UNUSED macro.
3530 (__gthread_once): Add.
3531 (__gthread_key_create): Add.
3532 (__gthread_key_delete): Add.
3533 (__gthread_getspecific): Add.
3534 (__gthread_setspecific): Add.
3536 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
3538 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
3539 the same size types for the indirect reference on the rhs, then
3542 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
3544 * config/i386/i386.md
3545 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
3546 one insn template instead of template series.
3547 (*xordi_1_rex64): Ditto.
3548 (*xordi_2_rex64): Ditto.
3550 2008-05-05 Ira Rosen <irar@il.ibm.com>
3552 PR tree-optimization/36119
3553 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
3556 2008-06-04 Jan Hubicka <jh@suse.cz>
3558 tree-optimization/36100
3559 * tree-pass.h (pass_O0_always_inline): Declare.
3560 * ipa-inline.c (inline_transform): Remove dead code.
3561 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
3562 pass_O0_always_inline): New.
3563 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
3565 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
3567 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
3568 mnemonic in this_param move for TARGET_64BIT.
3570 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
3572 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
3573 (*strmovsi_rex_1): Ditto.
3574 (*strsetsi_1): Ditto.
3575 (*strsetsi_rex_1): Ditto.
3577 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
3578 adddicc expanders using SWI mode iterator.
3580 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
3583 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
3586 2008-05-04 David S. Miller <davem@davemloft.net>
3588 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
3589 (sparc*-*-linux*): Use linux.h in tm_file.
3590 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
3591 compiler defaulting to 32-bit.
3592 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
3594 * config/sparc/linux.h: Remove definitions now obtained
3595 properly from linux.h
3596 * config/sparc/linux64.h: Likewise.
3597 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
3598 don't want this setting for 32-bit builds in a biarch compiler.
3599 * doc/install.texi: Add sparc-linux to list of targets
3600 supporting --enable-targets=all.
3602 2008-05-03 Andrew Pinski <pinskia@gmail.com>
3604 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
3606 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
3608 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
3609 after V4SI_FTYPE_V8HI.
3610 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
3611 case V4SI_FTYPE_V2DF.
3613 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
3615 * doc/invoke.texi (max-flow-memory-locations): Removed.
3616 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
3618 2008-05-03 Richard Guenther <rguenther@suse.de>
3621 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
3623 2008-05-02 David S. Miller <davem@davemloft.net>
3625 * config.gcc (need_64bit_hwint): Document libcpp dependency.
3627 2008-05-02 Simon Baldwin <simonb@google.com>
3630 * c-common.h (warn_array_subscript_range): Removed.
3631 * c-common.c (warn_array_subscript_range): Ditto.
3632 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
3633 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
3635 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3637 * config/i386/i386.c (ix86_special_builtin_type): New.
3638 (bdesc_special_args): Likewise.
3639 (ix86_expand_special_args_builtin): Likewise.
3640 (ix86_init_mmx_sse_builtins): Updated.
3641 (ix86_expand_builtin): Updated.
3642 (ix86_expand_store_builtin): Removed.
3643 (ix86_expand_unop_builtin): Likewise.
3645 * config/i386/mm3dnow.h (__v2sf): Moved to ...
3646 * config/i386/mmintrin.h (__v2sf): Here.
3648 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
3650 (_mm_loadl_pi): Likewise.
3651 (_mm_storeh_pi): Replace __v2si with __v2sf.
3652 (_mm_storel_pi): Likewise.
3654 * doc/extend.texi: Correct __builtin_ia32_loadhps,
3655 __builtin_ia32_loadlps, __builtin_ia32_storehps,
3656 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
3657 __builtin_ia32_loadlpd.
3659 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3661 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
3662 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
3663 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
3664 (ix86_init_mmx_sse_builtins): Updated.
3665 (ix86_expand_args_builtin): Likewise.
3666 (ix86_expand_builtin): Likewise.
3667 (ix86_expand_unop1_builtin): Renamed to ...
3668 (ix86_expand_unop_vec_merge_builtin): This.
3670 2008-05-01 Jan Hubicka <jh@suse.cz>
3673 * ipa-inline.c (inline_generate_summary): Make static.
3674 (inline_transform): Do not call inlining at -O0; make static.
3675 * passes.c (execute_todo): Add sanity check.
3676 (execute_one_ipa_transform_pass): Execute proper flags.
3678 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
3680 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
3681 (DECL_NONADDRESSABLE_P): Likewise.
3682 * alias.c (record_component_aliases): Fix comment.
3684 2008-05-01 Simon Baldwin <simonb@google.com>
3686 * c-common.h (warn_array_subscript_range): New function.
3687 * c-common.c (warn_array_subscript_range): Ditto.
3688 * tree-vrp.c (check_array_ref): Corrected code to agree with
3689 comment, ignoring only arrays of size 0 or size 1.
3690 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
3692 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3694 * config/i386/i386.c (ix86_builtin_type): Replace
3695 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
3696 (bdesc_args): Updated.
3697 (ix86_init_mmx_sse_builtins): Likewise.
3698 (ix86_expand_args_builtin): Likewise.
3700 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
3703 * doc/extend.texi: Correct __builtin_ia32_palignr.
3705 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3708 * config/i386/i386.c (bdesc_crc32): Removed.
3709 (ix86_expand_crc32): Likewise.
3710 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
3711 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
3712 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
3713 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
3714 UINT_FTYPE_UINT_UCHAR.
3715 (bdesc_args): Updated. Add crc32 builtins.
3716 (ix86_init_mmx_sse_builtins): Updated.
3717 (ix86_expand_args_builtin): Updated to support subreg.
3719 * doc/extend.texi: Correct __builtin_ia32_crc32di.
3721 2008-05-01 Jan Hubicka <jh@suse.cz>
3723 * tree-pass.h (opt_pass): Add IPA_PASS.
3724 (varpool_node, cgraph_node): Forward declare.
3725 (ipa_opt_pass): Define.
3726 (pass_ipa_inline): Turn into ipa_opt_pass.
3727 (pass_apply_inline): Remove.
3728 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
3729 (apply_inline): Turn into ....
3730 (inline_transform): ... this one.
3731 (inline_generate_summary): New function.
3732 (pass_apply_inline): Remove.
3733 * function.h (ipa_opt_pass): Forward declare structure; typedef;
3735 (struct function): Add ipa_transforms_to_apply.
3736 * passes.c (register_one_dump_file): Work on IPA_PASS.
3737 (init_optimization_passes): Remove pass_inline_parameters and
3739 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
3740 (execute_one_pass) ... here; apply transforms when possible.
3741 (add_ipa_transform_pass, execute_ipa_summary_asses,
3742 execute_one_ipa_transform_pass): New.
3743 (execute_ipa_pass_list): Update for IPA_PASS type.
3745 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3747 * config/i386/i386.c (ix86_builtin_type): Add
3748 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
3749 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
3750 (bdesc_args): Add SSE4a builtins.
3751 (ix86_init_mmx_sse_builtins): Updated.
3752 (ix86_expand_args_builtin): Likewise.
3753 (ix86_expand_builtin): Likewise.
3755 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3757 * config/i386/i386.c (ix86_builtin_type): Add
3758 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
3759 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
3760 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
3761 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
3762 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
3763 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
3764 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
3765 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
3766 and DI_FTYPE_DI_DI_INT.
3767 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
3768 (ix86_init_mmx_sse_builtins): Updated.
3769 (ix86_expand_args_builtin): Likewise.
3770 (ix86_expand_builtin): Likewise.
3771 (ix86_expand_binop_imm_builtin): Removed.
3773 * doc/extend.texi: Correct __builtin_ia32_palignr128.
3775 2008-04-30 Richard Guenther <rguenther@suse.de>
3777 PR tree-optimization/32921
3778 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
3780 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
3782 * config/arm/arm.c (arm_unwind_emit): Use
3783 crtl->all_throwers_are_sibcalls instead of
3784 cfun->all_throwers_are_sibcalls.
3785 (arm_output_fn_unwind): Likewise.
3786 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
3787 instead of cfun->uses_pic_offset_table.
3788 (frv_expand_prologue): Likewise.
3789 (frv_frame_pointer_required): Likewise.
3790 (frv_expand_fdpic_call): Likewise.
3791 (frv_emit_movsi): Likewise.
3792 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
3793 cfun->returns_pcc_struct instead of
3794 current_function_returns_pcc_struct.
3795 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
3796 instead of cfun->calls_eh_return.
3797 (m32c_pushm_popm): Likewise.
3798 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
3799 "extern" declaration.
3801 2008-04-30 Richard Guenther <rguenther@suse.de>
3803 PR tree-optimization/21636
3804 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
3806 (evaluate_stmt): Print the likely value.
3807 (ccp_visit_stmt): Avoid excessive vertical spacing.
3809 2008-04-30 Rafael Espindola <espindola@google.com>
3811 * builtins.c (fold_call_expr): Return realret.
3812 * tree-ssa-threadedge.c
3813 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
3814 __builtin_object_size.
3816 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
3818 * gcc.c (wrapper_string): New variable.
3819 (insert_wrapper): New function.
3820 (execute): New option -wrapper.
3821 * doc/invoke.texi (Overall Options): New driver option -wrapper.
3823 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
3825 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
3826 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
3827 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
3829 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
3830 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
3831 config/rs6000/e500crtres64gprctr.asm,
3832 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
3833 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
3834 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
3835 config/rs6000/e500crtsav64gprctr.asm,
3836 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
3837 config/rs6000/e500crtsavg64gprctr.asm: New files.
3838 * config/rs6000/t-ppccomm: Add build rules for new files.
3839 (LIB2FUNCS_STATIC_EXTRA): Add new files.
3840 * config/rs6000/t-netbsd: Add build rules for new files.
3841 (LIB2FUNCS_STATIC_EXTRA): New variable.
3842 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
3843 (CRTSAVRES_DEFAULT_SPEC): Likewise.
3844 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
3846 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
3848 * config/i386/i386.c (ix86_builtin_type): Add
3849 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
3850 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
3851 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
3852 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
3853 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
3854 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
3855 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
3856 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
3857 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
3858 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
3859 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
3860 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
3861 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
3862 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
3863 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
3864 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
3865 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
3866 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
3867 V1DI_FTYPE_V2SI_V2SI.
3868 (bdesc_2arg): Moved to ...
3870 (ix86_init_mmx_sse_builtins): Updated.
3871 (ix86_expand_args_builtin): Updated. Take a pointer
3872 to const struct builtin_description. Handle comparison
3874 (ix86_expand_sse_compare): Take a new argument for swapping operands.
3875 (ix86_expand_builtin): Updated.
3877 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
3878 (ssse3_pmaddubsw128): This.
3879 (ssse3_pmaddubswv4hi3): Renamed to ...
3880 (ssse3_pmaddubsw): This.
3882 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
3883 (__builtin_ia32_packssdw128): Likewise.
3884 (__builtin_ia32_packuswb128): Likewise.
3885 (__builtin_ia32_pmaddubsw): Likewise.
3886 (__builtin_ia32_pmaddubsw128): Likewise.
3888 2008-04-30 Richard Guenther <rguenther@suse.de>
3890 PR tree-optimization/14847
3891 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
3892 (recognize_bits_test): Use it.
3893 (recognize_single_bit_test): Likewise.
3895 2008-04-30 Martin Jambor <mjambor@suse.cz>
3897 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
3898 instead of setting number of formal parameters to zero.
3899 (ipcp_init_stage): Do not set the number of actual parameters to zero
3901 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
3902 which are called with variable number of arguments.
3903 (ipcp_insert_stage): Explicitely skipping all nodes which are
3904 called with variable number of arguments.
3905 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
3906 number of parameters.
3908 * ipa-prop.h (struct ipa_node_params): Added flag
3909 called_with_var_arguments
3910 (ipa_set_param_count): Added. Changed sole setter to use it.
3911 (ipa_get_param_count): Added. All readers of param_count
3912 converted to use it instead.
3913 (ipa_set_called_with_variable_arg): Added.
3914 (ipa_is_called_with_var_arguments): Added.
3915 (ipa_get_ith_param): Added. All readers of param_decls converted
3917 (ipa_set_cs_argument_count): Added, sole writer to argument_count
3919 (ipa_get_cs_argument_count): Added, all readers of argument_count
3921 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
3924 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
3925 (struct ipcp_lattice): Renamed cval_type to type
3926 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
3928 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
3929 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
3930 (ipcp_insert_stage): Changed the type of variable cvalue to tree
3931 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
3932 (build_const_val): Changed the type of parameter cvalue to tree
3933 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
3934 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
3936 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
3939 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
3940 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
3941 (ipa_add_method): Renamed to ipa_push_func_to_list
3942 (ipa_remove_method): Renamed to ipa_pop_func_from_list
3943 (ipa_callsite_param_count): Removed.
3944 (ipa_callsite_param_count_set): Removed.
3945 (ipa_callsite_param): Removed.
3946 (ipa_callsite_callee): Removed.
3947 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
3948 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
3949 (ipa_method_formal_count): Removed.
3950 (ipa_method_formal_count_set): Removed.
3951 (ipa_method_get_tree): Removed.
3952 (ipa_method_tree_map_create): Removed.
3953 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
3954 (ipa_create_param_decls_array): Creates the array itself
3955 (ipa_create_param_decls_array): Temporary variable info instead of
3957 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
3958 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
3959 (get_type): Removed.
3960 (ipa_jf_get_info_type): Removed.
3961 (ipa_node_create): Renamed to ipa_create_node_params
3962 (ipa_free): Renamed to ipa_free_all_node_params
3963 (ipa_nodes_create): Renamed to ipa_create_all_node_params
3964 (ipa_edges_create): Renamed to ipa_create_all_edge_args
3965 (ipa_edges_free): Renamed to ipa_free_all_edge_args
3966 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
3967 (ipa_free_all_node_params): Deallocation to jump_functions moved to
3968 ipa_free_all_edge_args
3969 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
3970 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
3971 (ipa_create_methodlist_node): Removed.
3972 (ipa_methodlist_method): Removed.
3973 (ipa_methodlist_method_set): Removed.
3974 (ipa_methodlist_next_method): Removed.
3975 (ipa_methodlist_next_method_set): Removed.
3976 (ipa_method_is_modified): Removed.
3977 (ipa_method_modify_create): Removed.
3978 (ipa_method_modify_init): Temporary variable info instead of a few
3980 (ipa_detect_param_modifications): Temporary variable info instead of
3982 (ipa_compute_jump_functions): Temporary variable info instead of
3984 (ipa_method_modify_set): Removed.
3985 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
3986 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
3987 than craph_node as the first parameter.
3988 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
3989 (ipa_method_modify_init): Removed.
3990 (ipa_compute_jump_functions): Added a temp variable instead of
3991 repeatadly dereferencing the cgraph_edge.aux pointer
3992 (ipa_callsite_param_set_type): Removed.
3993 (ipa_compute_jump_functions): i renamed to index and moved to
3995 (ipa_callsite_param_set_info_type_formal): Removed.
3996 (ipa_callsite_param_set_info_type): Removed.
3997 (ipa_callsite_param_map_create): Removed.
3998 (ipa_callsite_tree): Removed.
3999 (ipa_callsite_caller): Removed.
4000 (ipa_pop_func_from_list): return_method removed to return_func
4002 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
4003 prefixed all values with IPA_. Changed all users.
4004 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
4005 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
4006 and FORMAL_IPATYPE IPA_PASS_THROUGH.
4007 (union parameter_info): Renamed to jump_func_value.
4008 (union jump_func_value): Renamed value to constant
4009 (struct ipa_jump_func): Renamed info_type to value
4010 (struct ipa_node): Renamed to ipa_node_params
4011 (struct ipa_node_params): Renamed ipa_arg_num to param_count
4012 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
4013 (struct ipa_node_params): Renamed ipa_mod to modified_flags
4014 (struct ipa_edge): Renamed to ipa_edge_args
4015 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
4016 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
4017 (struct ipa_methodlist): Renamed to ipa_func_list
4018 (struct ipa_func_list): method_p renamed to node, next_method
4020 (ipa_methodlist_p): Removed, switched all users to struct pointer
4021 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
4023 2008-04-30 Alan Modra <amodra@bigpond.net.au>
4025 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
4026 (rs6000_emit_epilogue): Use backchain to restore only when we
4027 have a large frame. Make use of frame pointer to restore if we
4028 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
4030 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
4032 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4033 Add mode to zero_extract.
4034 (sign bit tests peepholes): (Ditto.).
4036 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
4038 * config/i386/i386.c (ix86_builtins): Replace Prescott New
4039 Instructions in comments with SSE3.
4040 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
4041 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
4042 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
4043 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
4044 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
4045 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
4046 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
4047 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
4048 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
4049 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
4050 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
4051 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
4052 (bdesc_sse_args): Renamed to ...
4053 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
4054 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
4055 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
4057 (bdesc_1arg): Moved to ...
4059 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
4060 Instructions in comments with SSE3.
4061 (ix86_expand_sse_operands_builtin): Renamed to ...
4062 (ix86_expand_args_builtin): This. Updated.
4063 (ix86_expand_unop1_builtin): Update comments.
4064 (ix86_expand_builtin): Updated.
4066 2008-04-29 Richard Guenther <rguenther@suse.de>
4068 PR tree-optimization/36078
4069 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
4070 Update virtual SSA form after cleaning up the CFG.
4072 2008-04-29 Richard Guenther <rguenther@suse.de>
4075 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
4077 2008-04-29 Richard Guenther <rguenther@suse.de>
4079 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
4080 (compute_may_aliases): Do not call finalize_ref_all_pointers.
4081 (compute_flow_insensitive_aliasing): Do not treat
4082 PTR_IS_REF_ALL pointers special.
4083 (get_smt_for): Likewise.
4084 (may_alias_p): Re-structure.
4085 (is_escape_site): A ref-all pointer conversion is not an escape site.
4086 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
4087 PTR_IS_REF_ALL pointers special.
4088 * tree-ssa-structalias.h (struct alias_info): Remove
4089 ref_all_symbol_mem_tag field.
4090 (PTR_IS_REF_ALL): Remove.
4092 2008-04-29 Richard Guenther <rguenther@suse.de>
4095 * fold-const.c (extract_muldiv_1): In combining division constants
4096 make sure to never overflow.
4098 2008-04-29 Nick Clifton <nickc@redhat.com>
4100 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
4102 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4105 * optc-gen.awk: Work around HP-UX/IA awk bug.
4107 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
4109 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
4112 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4115 * config/i386/i386.md
4116 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
4117 Change operand 1 predicate to nonimmediate_operand.
4119 2008-04-28 Jakub Jelinek <jakub@redhat.com>
4122 * dwarf2out.c (struct die_struct): Mark as chain_circular through
4124 * gengtype.c (walk_type, write_func_for_structure): Handle
4126 * doc/gty.texi: Document chain_circular.
4128 2008-04-28 Richard Guenther <rguenther@suse.de>
4130 PR tree-optimization/36066
4131 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
4134 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4137 * config/i386/i386.md
4138 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
4139 Use match_scratch instead of match_operand for operands 3 and 4.
4141 2008-04-27 Richard Guenther <rguenther@suse.de>
4143 PR tree-optimization/18754
4144 PR tree-optimization/34223
4145 * tree-pass.h (pass_complete_unrolli): Declare.
4146 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
4147 loop size before and after unconditionally of UL_NO_GROWTH in effect.
4148 Rewrite loop into loop closed SSA form if it is not already.
4149 (tree_unroll_loops_completely): Re-structure to iterate over
4150 innermost loops with intermediate CFG cleanups.
4151 Unroll outermost loops only if requested or the code does not grow
4153 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
4154 loops are available.
4155 (tree_vectorize): Instead do so here.
4156 (tree_complete_unroll): Also unroll outermost loops.
4157 (tree_complete_unroll_inner): New function.
4158 (gate_tree_complete_unroll_inner): Likewise.
4159 (pass_complete_unrolli): New pass.
4160 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
4161 uses outside of the loop.
4162 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
4163 form if it is available.
4164 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
4165 * passes.c (init_optimization_passes): Schedule complete inner
4166 loop unrolling pass before the first CCP pass after final inlining.
4168 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
4170 * targhooks.h (default_emutls_var_fields,
4171 default_emutls_var_init): Declare.
4172 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
4173 * target.h (struct gcc_target): Add struct emutls member.
4174 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
4175 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
4176 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
4177 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
4178 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
4179 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
4180 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
4181 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
4182 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
4183 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
4184 emit debug information.
4185 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
4186 * varasm.c: Include targhooks.h.
4187 (emutls_object_section, emutls_tmpl_section): New.
4188 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
4189 (EMUTLS_SEPARATOR): New.
4191 (get_emutls_object_name): New.
4192 (default_emutls_var_fields): New, broken out of ...
4193 (get_emutls_object_type): ... here. Adjust to use target hooks.
4194 (get_emutls_init_templ_addr): Adjust to use target hooks.
4195 (emutls_decl): Adjust to use target hooks.
4196 (emutls_finish): Likewise.
4197 (default_emutls_var_init): New, broken out of ...
4198 (assemble_variable): ... here. Adjust to use target hooks.
4199 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
4201 * c-common.c (handle_section_attribute): Prevent overriding
4202 sections for emulated tls with special sections.
4203 * config/i386/i386.c (x86_64_elf_select_section): Add
4204 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
4205 (x86_64_elf_unique_section): Likewise.
4206 * config/vxworks.c: Include tree.h.
4207 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
4208 (vxworks_override_options): Set TLS scheme.
4209 * doc/tm.texi (Emulated TLS): New node.
4211 2008-04-26 Simon Baldwin <simonb@google.com>
4214 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
4215 with propagated string constants.
4217 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
4219 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
4220 constraint for operand 2 when operand 0 is memory operand.
4221 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
4222 operand 0 is memory operand.
4223 (fix_trunc<mode>_i387_with_temp): Ditto.
4224 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
4225 operand 2 when operand 1 is memory operand.
4226 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
4227 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
4228 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
4229 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4230 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
4231 operands 2,3 and 4 when operand 1 is memory operand.
4232 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
4234 (fistdi2_floor_with_temp): Ditto.
4235 (fist<mode>2_floor_with_temp): Ditto.
4236 (fistdi2_ceil_with_temp): Ditto.
4237 (fist<mode>2_ceil_with_temp): Ditto.
4238 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
4240 2008-04-26 David Daney <ddaney@avtrex.com>
4242 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
4244 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
4245 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4246 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4247 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
4248 (compare_and_swap_12): New insn.
4249 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
4250 * config/mips/mips.c (mips_force_binary): New function.
4251 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
4252 (mips_expand_compare_and_swap_12): New function.
4253 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
4255 2008-04-25 Jan Hubicka <jh@suse.cz>
4258 * cfgexpand.c (pass_expand): Turn into RTL pass.
4259 * passes.c (execute_one_pass): Do pass typechecking after execution.
4260 * tree-pass.h (pass_expand): Turn into RTL pass.
4262 * function.h (struct rtl_data): Move here fields
4263 accesses_prior_frames, calls_eh_return, saves_all_registers,
4264 has_nonlocal_goto, has_asm_statement, is_thunk,
4265 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
4266 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
4267 arg_pointer_save_area_init from struct function; turn into bool.
4268 (struct function): Move
4269 calls_eh_return, saves_all_registers, has_nonlocal_goto,
4270 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
4271 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
4272 tail_call_emit, arg_pointer_save_area_init
4273 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
4274 (current_function_returns_struct, current_function_returns_pcc_struct,
4275 current_function_calls_setjmp, current_function_calls_alloca,
4276 current_function_accesses_prior_frames,
4277 current_function_calls_eh_return, current_function_is_thunk,
4278 current_function_stdarg, current_function_profile,
4279 current_function_limit_stack, current_function_uses_pic_offset_table,
4280 current_function_uses_const_pool, current_function_has_nonlocal_label,
4281 current_function_saves_all_registers,
4282 current_function_has_nonlocal_goto,
4283 current_function_has_asm_statement): Remove accesor macros.
4284 * ra-conflict.c (global_conflicts): Update.
4285 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
4286 (suitable_for_tail_call_opt_p): Update.
4287 * builtins.c (expand_builtin_return_addr): Update.
4288 (expand_builtin_setjmp_setup): Update.
4289 (expand_builtin_nonlocal_goto): Update.
4290 * final.c (final_start_function): Update.
4291 (profile_function): Update.
4292 (leaf_function_p): Update.
4293 (only_leaf_regs_used): Update.
4294 * df-scan.c (df_get_exit_block_use_set): Update.
4295 * dojump.c (clear_pending_stack_adjust): Update.
4296 * tree-stdarg.c (gate_optimize_stdarg): Update.
4297 * gimple-low.c (lower_function_body): Update.
4298 * global.c (compute_regsets): Update.
4299 (global_alloc): Update.
4300 * dwarf2out.c (dwarf2out_begin_prologue): Update.
4301 * expr.c (expand_assignment): Update.
4302 * dse.c (dse_step0): Update.
4303 (dse_step1): Update.
4304 * c-decl.c (store_parm_decls): Update.
4305 * local-alloc.c (combine_regs): Update.
4306 (find_free_reg): Update.
4307 * function.c (assign_parms_augmented_arg_list): Update.
4308 (assign_parm_find_data_types): Update.
4309 (assign_parms): Update.
4310 (allocate_struct_function): Update.
4311 (expand_function_start): Update.
4312 (expand_function_end): Update.
4313 (get_arg_pointer_save_area): Update.
4314 (thread_prologue_and_epilogue_insns): Update.
4315 (rest_of_match_asm_constraints): Update.
4316 * stor-layout.c (variable_size): Update.
4317 * gcse.c (gcse_main): Update.
4318 (bypass_jumps): Update.
4319 * gimplify.c (gimplify_function_tree): Update.
4320 * calls.c (emit_call_1): Update.
4321 (expand_call): Update.
4322 * bt-load.c (compute_defs_uses_and_gen): Update.
4323 * except.c (sjlj_assign_call_site_values): Update.
4324 (sjlj_emit_function_enter): Update.
4325 (can_throw_external): Update.
4326 (set_nothrow_function_flags): Update.
4327 (expand_builtin_unwind_init): Update.
4328 (expand_eh_return): Update.
4329 (convert_to_eh_region_ranges): Update.
4330 (output_function_exception_table): Update.
4331 * emit-rtl.c (gen_tmp_stack_mem): Update.
4332 * cfgexpand.c (expand_used_vars): Update.
4333 (tree_expand_cfg): Update.
4334 * cfgcleanup.c (rest_of_handle_jump): Update.
4335 * explow.c (allocate_dynamic_stack_space): Update.
4336 * varasm.c (assemble_start_function): Update.
4337 (force_const_mem): Update.
4338 (mark_constant_pool): Update.
4339 * tree-optimize.c (tree_rest_of_compilation): Update.
4340 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
4341 * tree-cfg.c (notice_special_calls): Update.
4342 (is_ctrl_altering_stmt): Update.
4343 (tree_can_make_abnormal_goto): Update.
4344 (tree_purge_dead_abnormal_call_edges): Update.
4345 * config/alpha/predicates.md: Update.
4346 * config/alpha/alpha.c (alpha_sa_mask): Update.
4347 (alpha_sa_size): Update.
4348 (alpha_does_function_need_gp): Update.
4349 (alpha_expand_prologue): Update.
4350 (alpha_start_function): Update.
4351 (alpha_output_function_end_prologue): Update.
4352 (alpha_expand_epilogue): Update.
4353 * config/frv/frv.c (frv_stack_info): Update.
4354 (frv_expand_epilogue): Update.
4355 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
4356 (s390_register_info): Update.
4357 (s390_frame_info): Update.
4358 (s390_init_frame_layout): Update.
4359 (s390_can_eliminate): Update.
4360 (save_gprs): Update.
4361 * config/spu/spu.c (spu_split_immediate): Update.
4362 (need_to_save_reg): Update.
4363 (spu_expand_prologue): Update.
4364 (spu_expand_epilogue): Update.
4365 * config/sparc/sparc.md: Update.
4366 * config/sparc/sparc.c (eligible_for_return_delay): Update.
4367 (sparc_tls_got): Update.
4368 (legitimize_pic_address): Update.
4369 (sparc_emit_call_insn): Update.
4370 (sparc_expand_prologue): Update.
4371 (output_return): Update.
4372 (print_operand): Update.
4373 (sparc_function_ok_for_sibcall): Update.
4374 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
4375 * config/m32r/m32r.md: Update.
4376 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
4377 (m32r_compute_frame_size): Update.
4378 (m32r_expand_prologue): Update.
4379 (m32r_expand_epilogue): Update.
4380 (m32r_legitimize_pic_address): Update.
4381 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
4382 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4383 * config/i386/i386.c (ix86_frame_pointer_required): Update.
4385 (ix86_save_reg): Update.
4386 (ix86_compute_frame_layout): Update.
4387 (ix86_expand_prologue): Update.
4388 (ix86_expand_epilogue): Update.
4389 * config/sh/sh.c (output_stack_adjust): Update.
4390 (calc_live_regs): Update.
4391 (sh5_schedule_saves): Update.
4392 (sh_expand_prologue): Update.
4393 (sh_expand_epilogue): Update.
4394 (sh_setup_incoming_varargs): Update.
4395 (sh_allocate_initial_value): Update.
4396 (sh_get_pr_initial_val): Update.
4397 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
4398 * config/sh/sh.md (label:): Update.
4399 * config/avr/avr.c (out_movhi_mr_r): Update.
4400 * config/crx/crx.h (enum): Update.
4401 * config/xtensa/xtensa.h (along): Update.
4402 * config/stormy16/stormy16.c Update.
4403 (xstormy16_compute_stack_layout): Update.
4404 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
4405 (fr30_expand_prologue): Update.
4406 * config/cris/cris.c (cris_conditional_register_usage): Update.
4407 (cris_reg_saved_in_regsave_area): Update.
4408 (cris_initial_frame_pointer_offset): Update.
4409 (cris_simple_epilogue): Update.
4410 (cris_expand_prologue): Update.
4411 (cris_expand_epilogue): Update.
4412 (cris_expand_pic_call_address): Update.
4413 (cris_asm_output_symbol_ref): Update.
4414 (cris_asm_output_label_ref): Update.
4415 * config/cris/cris.md Update.
4416 * config/iq2000/iq2000.c (compute_frame_size): Update.
4417 (iq2000_expand_epilogue): Update.
4418 * config/mt/mt.h (save_direction): Update.
4419 * config/mn10300/mn10300.c (mn10300_function_value): Update.
4420 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4421 (ia64_secondary_reload_class): Update.
4422 * config/m68k/m68k.c (m68k_save_reg): Update.
4423 (m68k_expand_prologue): Update.
4424 (m68k_expand_epilogue): Update.
4425 (legitimize_pic_address): Update.
4426 * config/rs6000/rs6000.c (rs6000_got_register): Update.
4427 (first_reg_to_save): Update.
4428 (first_altivec_reg_to_save): Update.
4429 (compute_vrsave_mask): Update.
4430 (compute_save_world_info): Update.
4431 (rs6000_stack_info): Update.
4432 (spe_func_has_64bit_regs_p): Update.
4433 (rs6000_ra_ever_killed): Update.
4434 (rs6000_emit_eh_reg_restore): Update.
4435 (rs6000_emit_allocate_stack): Update.
4436 (rs6000_emit_prologue): Update.
4437 (rs6000_emit_epilogue): Update.
4438 (rs6000_output_function_epilogue): Update.
4439 (output_profile_hook): Update.
4440 (rs6000_elf_declare_function_name): Update.
4441 * config/rs6000/rs6000.h (rs6000_args): Update.
4442 * config/rs6000/rs6000.md: Update.
4443 * config/mcore/mcore.c (mcore_expand_prolog): Update.
4444 * config/arc/arc.c (arc_output_function_epilogue): Update.
4445 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
4446 * config/darwin.c (machopic_function_base_name): Update.
4447 * config/score/score3.c (score3_compute_frame_size): Update.
4450 (score3_epilogue): Update.
4451 * config/score/score7.c (score7_compute_frame_size): Update.
4452 (score7_prologue): Update.
4453 (score7_epilogue): Update.
4454 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
4455 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4456 * config/arm/arm.c (use_return_insn): Update.
4457 (require_pic_register): Update.
4458 (arm_load_pic_register): Update.
4459 (arm_compute_save_reg0_reg12_mask): Update.
4460 (arm_compute_save_reg_mask): Update.
4461 (thumb1_compute_save_reg_mask): Update.
4462 (output_return_instruction): Update.
4463 (arm_output_function_prologue): Update.
4464 (arm_output_epilogue): Update.
4465 (arm_get_frame_offsets): Update.
4466 (arm_expand_prologue): Update.
4467 (thumb_pushpop): Update.
4468 (thumb_exit): Update.
4469 (thumb1_expand_prologue): Update.
4470 (thumb1_expand_epilogue): Update.
4471 (arm_unwind_emit): Update.
4472 (arm_output_fn_unwind): Update.
4473 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
4474 * config/arm/arm.md: Update.
4475 * config/pa/pa.md: Update.
4476 * config/pa/pa.c (legitimize_pic_address): Update.
4477 (compute_frame_size): Update.
4478 (hppa_expand_prologue): Update.
4479 (hppa_expand_epilogue): Update.
4480 (borx_reg_operand): Update.
4481 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
4482 (HARD_REGNO_RENAME_OK): Update.
4483 * config/mips/mips.c (mips_global_pointer): Update.
4484 (mips_save_reg_p): Update.
4485 (mips_compute_frame_info): Update.
4486 (mips_frame_pointer_required): Update.
4487 (mips_expand_prologue): Update.
4488 (mips_expand_epilogue): Update.
4489 (mips_can_use_return_insn): Update.
4490 (mips_reorg_process_insns): Update.
4491 * config/v850/v850.c (compute_register_save_size): Update.
4492 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
4493 * config/mmix/mmix.c (along): Update.
4494 (mmix_expand_epilogue): Update.
4495 * config/bfin/bfin.c (legitimize_pic_address): Update.
4496 (must_save_p): Update.
4497 (stack_frame_needed_p): Update.
4498 (add_to_reg): Update.
4499 (bfin_expand_prologue): Update.
4500 * stmt.c (expand_asm_operands): Update.
4501 * reload1.c (reload): Update.
4502 (init_elim_table): Update.
4504 2008-04-25 Bob Wilson <bob.wilson@acm.org>
4506 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
4508 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
4510 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
4511 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
4512 (mov<mode>): Removed.
4513 (*movv4sf_internal): Likewise.
4514 (*movv2df_internal): Likewise.
4516 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
4518 * config.gcc (crx-*-elf): Remove deprecation.
4520 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
4522 * config/i386/cygming-crtend.c (register_frame_ctor): Register
4523 __gcc_deregister_frame with atexit.
4524 (deregister_frame_dtor): Remove.
4526 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
4527 Nathan Sidwell <nathan@codesourcery.com>
4529 * config/rs6000/rs6000.opt (mspe): Remove Var property.
4531 * config/rs6000/rs6000.h (rs6000_spe): Declare.
4532 (rs6000_isel): Likewise.
4533 * config/rs6000/rs6000.c (rs6000_spe): New variable.
4534 (rs6000_isel): New variable.
4535 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
4537 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4540 * c-common.c (handle_vector_size_attribute): Call
4541 lang_hooks.types.reconstruct_complex_type instead of
4542 reconstruct_complex_type.
4543 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
4544 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
4545 * langhooks.h (struct lang_hooks_for_types): Add
4546 reconstruct_complex_type hook.
4547 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
4548 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
4550 2008-04-24 Richard Guenther <rguenther@suse.de>
4552 * c-common.h (check_builtin_function_arguments): Declare.
4553 * c-common.c (validate_nargs): New function.
4554 (check_builtin_function_arguments): Likewise.
4555 * c-typeck.c (build_function_call): Call
4556 check_builtin_function_arguments.
4557 * builtins.c (fold_builtin_classify): Remove error reporting code.
4558 (fold_builtin_unordered_cmp): Likewise.
4559 (fold_builtin_1): Likewise.
4560 (fold_builtin_n): Likewise.
4562 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4564 PR tree-optimization/36008
4565 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
4566 the original op1, rather than delta by step.
4568 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
4569 Sebastian Pop <sebastian.pop@amd.com>
4571 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
4572 eliminate_local_variables_stmt, eliminate_local_variables,
4573 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
4574 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
4575 of code delimited by two edges in the CFG.
4576 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
4577 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
4578 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
4579 the case of parallelisation of reductions.
4580 (expr_invariant_in_region_p): New.
4582 * tree-flow.h (gather_blocks_in_sese_region): Declared.
4583 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
4585 2008-04-24 Ira Rosen <irar@il.ibm.com>
4586 Richard Guenther <rguenther@suse.de>
4588 PR tree-optimization/36034
4589 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
4590 incapable of dealing with loads with gaps.
4592 2008-04-24 Rafael Espindola <espindola@google.com>
4594 * tree-flow.h (vrp_evaluate_conditional): Change signature.
4595 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4596 vrp_evaluate_conditional.
4597 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
4598 (vrp_evaluate_conditional): Split the cond argument.
4599 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
4600 (simplify_stmt_for_jump_threading): Update call to
4601 vrp_evaluate_conditional.
4603 2008-04-24 Ira Rosen <irar@il.ibm.com>
4605 PR tree-optimization/35982
4606 * tree-vect-analyze.c (vect_check_interleaving): Check that the
4607 interleaved data-refs are of the same type.
4609 2008-04-24 Danny Smith <dannysmith@users.net>
4611 * c-format.c (check_format_info_main): Use strncmp rather than a
4612 magic prefix to handle multichar length specs.
4613 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
4614 Don't prefix "I64" and "I32" with '\0'.
4616 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4619 * config/i386/i386.c (init_cumulative_args): Don't pass anything
4620 in registers for -m32 only if stdarg_p (fntype).
4622 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
4624 PR rtl-optimization/36006
4625 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
4626 temp to op0 in order to avoid invalid rtx sharing.
4628 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4630 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
4631 check TREE_INVARIANT.
4632 * tree-gimple.c (is_gimple_address): New.
4633 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
4634 * tree-gimple.h (is_gimple_address): New.
4635 * tree.h (decl_address_invariant_p): New.
4636 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
4637 (build_string): Likewise.
4638 (decl_address_invariant_p): New, from is_gimple_invariant_address.
4639 (tree_invariant_p_1): Likewise.
4640 (save_expr): Use it.
4641 (tree_invariant_p): New.
4642 (skip_simple_arithmetic): Use it.
4643 (stabilize_reference_1): Use it.
4644 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
4646 (build1_stat): Drop code to compute TREE_INVARIANT.
4647 (build2_stat): Drop code to compute TREE_INVARIANT.
4648 (build3_stat): Drop code to compute TREE_INVARIANT.
4649 (build4_stat): Drop code to compute TREE_INVARIANT.
4650 (build5_stat): Drop code to compute TREE_INVARIANT.
4651 (build7_stat): Drop code to compute TREE_INVARIANT.
4652 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
4653 * tree.h (struct tree_base): Remove invariant_flag.
4654 (TREE_INVARIANT): Remove.
4655 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
4656 (fold_builtin_expect): Check TREE_CONSTANT.
4657 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
4658 * c-tree.h (c_expr_to_decl): Drop third parameter.
4659 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
4660 (build_c_cast): Don't set TREE_INVARIANT.
4661 (pop_init_level): Don't set TREE_INVARIANT.
4662 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
4663 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
4665 (gimplify_init_constructor): Don't set TREE_INVARIANT.
4666 (gimplify_addr_expr): Adjust comment.
4667 * tree-mudflap.c (mf_build_string):
4668 * print-tree.c (print_node): Don't print TREE_INVARIANT.
4669 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
4670 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
4671 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
4672 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
4673 * langhooks.h (struct lang_hooks): Drop third parameter from
4676 2008-04-23 Richard Guenther <rguenther@suse.de>
4678 PR tree-optimization/27799
4679 PR tree-optimization/32921
4680 PR tree-optimization/32624
4681 * tree-ssa-structalias.c (merge_smts_into): Only merge the
4682 SMTs aliases and the tag itself into the solution.
4683 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
4684 merge the points-to solution back into the SMT aliases.
4685 (may_alias_p): Use alias_set_subset_of instead of
4686 aliases_conflict_p. A pointer which points to
4687 memory with alias set zero may access any variable.
4689 2008-04-23 Richard Guenther <rguenther@suse.de>
4691 * alias.c (alias_set_subset_of): Correctly handle asking
4692 if zero is a subset of an alias set with zero child.
4693 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
4694 (compute_flow_insensitive_aliasing): Correctly walk all
4695 pointers. Do not unnecessarily union sets.
4697 2008-04-23 Richard Guenther <rguenther@suse.de>
4700 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
4702 2008-04-22 Tomas Bily <tbily@suse.cz>
4704 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
4706 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
4708 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4709 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4710 * tree-inline.c (estimate_num_insns_1): Likewise.
4711 * varasm.c (const_hash_1, compare_constant, copy_constant)
4712 (compute_reloc_for_constant, output_addressed_constants): Likewise.
4713 * emit-rtl.c (component_ref_for_mem_expr)
4714 (set_mem_attributes_minus_bitpos): Likewise.
4715 * expr.c (highest_pow2_factor, expand_expr_real_1, )
4716 (is_aligning_offset): Likewise.
4717 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
4718 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4719 * dojump.c (do_jump): Likewise.
4720 * builtins.c (get_pointer_alignment, get_memory_rtx)
4721 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
4722 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
4724 2008-04-23 Jakub Jelinek <jakub@redhat.com>
4726 PR rtl-optimization/36017
4727 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
4728 expanding the library call.
4730 2008-04-22 Ian Lance Taylor <iant@google.com>
4732 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
4735 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
4737 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
4738 of LR/CTR moves for Power6.
4740 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4743 * passes.c (init_optimization_passes): Remove
4744 pass_fast_rtl_byte_dce.
4746 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
4749 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
4750 builtin functions to generate faster code.
4751 (_mm_cvtpu16_ps): Ditto.
4752 (_mm_cvtpi32x2_ps): Ditto.
4754 2008-04-22 Nick Clifton <nickc@redhat.com>
4756 * common.opt (ftree-loop-distribution): Add Optimization
4759 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
4760 (frv_expand_builtin_va_start): Likewise.
4762 * config/arm/arm.c (thumb_find_work_register): Fix location of
4763 argument register count.
4765 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4767 Support scheduling for ColdFire V1 and V3 microarchitecture.
4768 Improve scheduling of multiplication instructions.
4770 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
4771 (mac): New instruction attribute.
4772 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
4773 (m68k_sched_mac): New variable.
4774 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
4775 Handle cfv1 and cfv3.
4776 (max_insn_size): New static variable.
4777 (struct _sched_ib): New type.
4778 (sched_ib): New static variable.
4779 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
4780 to fields of 'struct _sched_ib sched_ib'. Update all uses.
4781 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
4783 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
4784 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
4785 new variables. Update.
4786 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4787 Add modeling of cfv3 instruction buffer. Update.
4788 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
4789 * config/m68k/m68k.h (TUNE_CFV3): New macro.
4790 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
4791 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
4792 a particular reservation applies to.
4793 (type2): Reorganize attribute values. Rename alu to alu_reg,
4794 alu_l to alu, move_l to omove. Join move to alu. Split mul
4796 (cf_ib_*): Simplify description of instruction buffer.
4797 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
4798 (cf_mem): Split into cf_mem1 and cf_mem2.
4799 (cf_v2_move_??): Rename to cfv12_alu_??.
4800 (cf_v2_move_l_??): Rename to cfv12_omove_??.
4801 (cf_v2_mul_??): Remove reservations.
4802 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
4803 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
4804 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
4806 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
4807 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
4808 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
4809 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
4810 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
4811 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
4812 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
4813 expansions of the above reservations for instructions of sizes
4816 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4818 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
4820 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
4822 * coverage.c: Include tree-pass.h.
4823 (coverage_counter_alloc): Print da_file_name to the dump file.
4825 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
4827 * sbitmap.c (sbitmap_range_empty_p): New function.
4828 * sbitmap.h (sbitmap_range_empty_p): New function.
4829 * bitmap.h: Now includes obstack.h.
4831 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
4832 Kenneth Zadeck <zadeck@naturalbridge.com>
4834 * dbgcnt.def (ra_byte_scan): Added.
4835 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
4836 when the last hit happens for a counter.
4837 * timevar.def (TV_DF_BYTE_LR): New variable.
4838 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
4839 * passes.c (pass_fast_rtl_byte_dce): New pass.
4840 * fwprop.c (update_df): Added mode to call df_ref_create.
4841 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4842 DF_REF_EXTRACT_OFFSET.
4843 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
4844 DF_BYTE_LR_OUT, df_byte_lr): New macro.
4846 (df_ref_extract): Added mode field.
4847 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
4848 DF_REF_EXTRACT_OFFSET.
4849 (DF_REF_EXTRACT_MODE): New macro.
4850 (df_byte_lr_bb_info): New structure.
4851 (df_print_byte_regset, df_compute_accessed_bytes,
4852 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
4853 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
4854 df_byte_lr_simulate_uses,
4855 df_byte_lr_simulate_artificial_refs_at_top,
4856 df_byte_lr_simulate_artificial_refs_at_end,
4857 df_compute_accessed_bytes): New function.
4858 (df_ref_create): Add parameter.
4859 (df_byte_lr_get_bb_info): New inline function.
4860 * df-scan.c (df_ref_record, df_uses_record,
4861 df_ref_create_structure): Added mode parameter.
4862 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
4863 df_defs_record, df_uses_record, df_get_conditional_uses,
4864 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
4865 df_entry_block_defs_collect, df_exit_block_uses_collect):
4866 Added mode parameter to calls to df_ref_record, df_uses_record,
4867 df_ref_create_structure.
4868 (df_ref_equal_p, df_ref_compare): Added test for modes.
4869 (df_ref_create_structure): Added code to set mode. Renamed
4870 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4871 DF_REF_EXTRACT_OFFSET.
4872 * df-core.c (df_print_byte_regset): New function.
4873 * df-byte-scan.c: New file.
4874 * df-problems.c (df_rd_transfer_function): Removed unnecessary
4875 calls to BITMAP_FREE.
4876 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
4877 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
4878 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
4879 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
4880 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
4881 df_byte_lr_local_compute, df_byte_lr_init,
4882 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
4883 df_byte_lr_transfer_function, df_byte_lr_free,
4884 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
4885 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
4886 df_byte_lr_simulate_uses,
4887 df_byte_lr_simulate_artificial_refs_at_top,
4888 df_byte_lr_simulate_artificial_refs_at_end): New function.
4889 * dce.c (byte_dce_process_block): New function.
4890 (dce_process_block): au is now passed in rather than computed
4891 locally. Changed loops that look at artificial defs to not look
4892 for conditional or partial ones, because there never are any.
4893 (fast_dce): Now is able to drive byte_dce_process_block or
4894 dce_process_block depending on the kind of dce being done.
4895 (rest_of_handle_fast_dce): Add parameter to fast_dce.
4896 (rest_of_handle_fast_byte_dce): New function.
4897 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
4898 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
4900 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
4903 * gcc.h: Added fortran options that take arguments to
4904 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
4907 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
4909 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
4910 scalarization if on the LHS and not a full access.
4912 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4914 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
4916 2008-04-18 Rafael Espindola <espindola@google.com>
4918 * tree-vrp.c (find_case_label_index): Fix the binary search.
4919 (find_case_label_range): New.
4920 (vrp_visit_switch_stmt): Use find_case_label_range.
4921 (simplify_switch_using_ranges): Use find_case_label_range.
4923 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
4925 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
4926 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
4928 2008-04-18 Tom Tromey <tromey@redhat.com>
4931 * doc/cpp.texi (Implementation-defined behavior): Mention
4934 2008-04-18 Ian Lance Taylor <iant@google.com>
4936 * fold-const.c (pointer_may_wrap_p): New static function.
4937 (fold_comparison): Add another test for pointer overflow. Use
4938 pointer_may_wrap_p to disable some false positives.
4940 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
4942 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
4943 (fname_as_string): Match updated cpp_interpret_string prototype.
4944 (fix_string_type): Support char16_t* and char32_t*.
4945 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
4946 derivative) nodes. Register as builtin if C++0x.
4947 (c_parse_error): Support CPP_CHAR{16,32}.
4948 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
4949 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
4950 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
4951 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
4952 CTI_CHAR32_ARRAY_TYPE>: New elements.
4953 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
4954 char32_type_node, signed_char32_type_node, char16_array_type_node,
4955 char32_array_type_node): New defines.
4956 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
4957 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
4958 (lex_string): Support CPP_STRING{16,32}, match updated
4959 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
4960 (lex_charconst): Support CPP_CHAR{16,32}.
4961 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
4962 and CPP_STRING{16,32}.
4964 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
4967 * aclocal.m4: Regenerate.
4968 * configure: Regenerate.
4970 2008-04-18 Jan Hubicka <jh@suse.cz>
4972 * except.c (dw2_size_of_call_site_table,
4973 sjlj_size_of_call_site_table): Use vector API for call_site_record.
4975 * cgraphbuild.c (build_cgraph_edges): Update.
4976 * tree-pass.h: Update comment.
4977 * final.c (leaf_function_p): Update.
4978 (leaf_renumber_regs): Update.
4979 (rest_of_clean_state): Update.
4980 * omp-low.c (expand_omp_parallel): Update.
4981 * ipa-reference.c (analyze_function): Update.
4982 * reorg.c (find_end_label): Update.
4983 (optimize_skip): Update.
4984 (fill_simple_delay_slots): Update.
4985 (fill_simple_delay_slots): Update.
4986 (make_return_insns): Update.
4987 (dbr_schedule): Update.
4988 * gimple-low.c (record_vars_into): Update.
4989 * cfgbuild.c (make_edges): Update.
4990 * function.c (assign_stack_local): Update.
4991 (assign_parm_adjust_stack_rtl): Update.
4992 (locate_and_pad_parm): Update.
4993 (allocate_struct_function): Do not initialize stack_alignment_needed
4994 and preferred_stack_boundary here.
4995 (stack_protect_prologue): Update.
4996 (stack_protect_epilogue): Update.
4997 (expand_function_start): Initialize stack_alignment_needed,
4998 preferred_stack_boundary and max_jumptable_ents.
4999 (expand_function_end): Update.
5000 (free_after_compilation): Do not NULLify epilogue_delay_list.
5001 * function.h (struct rtl_data): Add stack_protect_guard,
5002 stack_alignment_needed,
5003 preferred_stack_boundary, epilogue_delay_list.
5004 (struct function): Remove value_histograms, stack_alignment_needed,
5005 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
5007 unexpanded_var_list, stack_protect_guard.
5008 (current_function_epilogue_delay_list): Remove.
5009 * ipa-type-escape.c (analyze_function): Update.
5010 * gimplify.c (pop_gimplify_context): Update comment.
5011 * calls.c (expand_call): Update.
5012 (emit_library_call_value_1): Update.
5013 * except.c (set_nothrow_function_flags): Update.
5014 * cfgexpand.c (get_decl_align_unit): Update.
5015 (create_stack_guard): Update.
5016 (estimated_stack_frame_size): Update.
5017 (expand_used_vars): Update.
5018 (tree_expand_cfg): Free histogram earliers, init expansion variables.
5019 * explow.c (allocate_dynamic_stack_space): Update.
5020 * tree-ssa-live.c (remove_unused_locals): Update.
5021 * varasm.c (mark_constant_pool): Update.
5022 * tree-inline.c (remap_decls): Update.
5023 (initialize_cfun): Update.
5024 (declare_return_variable): Update.
5025 (inline_forbidden_p): Update.
5026 (expand_call_inline): Update.
5027 (declare_inline_vars): Update.
5028 (tree_function_versioning): Update.
5029 * tree-flow.h (value_histograms): New.
5030 (VALUE_HISTOGRAMS): New macro.
5031 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
5033 * tree-cfg.c (set_bb_for_stmt): Update.
5034 (replace_by_duplicate_decl): Update.
5035 (move_block_to_fn): Update.
5036 (new_label_mapper): Update.
5037 (dump_function_to_file): Update.
5038 * ipa-struct-reorg.c (build_data_structure): Update.
5039 * cfgrtl.c (print_rtl_with_bb): Update.
5040 * reload1.c (reload): Update.
5042 * config/i386/i386.c (setup_incoming_varargs_64,
5043 ix86_compute_frame_layout): Update.
5044 * config/arc/arc.c (arc_output_function_epilogue): Update.
5046 2008-04-18 Marius Strobl <marius@FreeBSD.org>
5048 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
5049 for FreeBSD as well.
5050 * gthr-posix95.h: Likewise.
5052 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
5054 PR rtl-optimization/35838
5055 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
5056 out the byte offset of the first subreg.
5058 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
5060 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
5061 to split_ti instead of three separate calls with single member arrays.
5062 (subti3 splitter): Ditto.
5063 (adddi3 splitter): Ditto with split_di.
5064 (subdi3 splitter): Ditto.
5065 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
5066 two separate calls with single member arrays. Swap match_dup
5067 operands 1 and 2 to better fit into the array.
5068 (negdi2 splitter): Ditto with split_di.
5069 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
5070 two separate calls with single member arrays. Swap match_dup operands
5071 6 and 7 to better fit into the array.
5073 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
5075 * config/i386/i386.c (sse_builtin_type): New.
5076 (bdesc_sse_args): Likewise.
5077 (bdesc_sse_3arg): Removed.
5078 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5079 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
5080 IX86_BUILTIN_ROUNDPS.
5081 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
5082 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
5083 IX86_BUILTIN_ROUNDPS.
5084 (ix86_expand_sse_4_operands_builtin): Removed.
5085 (ix86_expand_sse_operands_builtin): New.
5086 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
5087 and CODE_FOR_sse4_1_roundps.
5088 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5089 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
5091 2008-04-17 Alan Modra <amodra@bigpond.net.au>
5094 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
5095 regs before frame pop when needed. If use_backchain_to_restore_sp
5096 then load backchain into a temp reg to restore vr and vrsave. Add
5097 code to restore vr after frame pop if possible.
5099 2008-04-17 Richard Guenther <rguenther@suse.de>
5101 * tree-vn.c (expressions_equal_p): Do not check type
5102 equality or compatibility before calling operand_equal_p.
5103 * fold-const.c (operand_equal_p): Check equivalence of
5104 integer constants before bailing out due to signedness or
5105 precision differences.
5106 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
5107 spurious differences in type qualification. Ignore types
5108 for COMPONENT_REFs at all.
5110 2008-04-17 Christian Bruel <christian.bruel@st.com>
5112 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
5113 msw_skip comparison.
5115 2008-04-16 Jakub Jelinek <jakub@redhat.com>
5118 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
5121 PR tree-optimization/35899
5122 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
5123 rather than TREE_OPERAND.
5125 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
5128 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
5129 temporary registers. Change operand predicate to general_operand.
5130 (remainderxf3): Ditto.
5132 2008-04-16 Richard Guenther <rguenther@suse.de>
5134 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
5135 * tree-affine.c (aff_combination_expand): Look through some
5138 2008-04-15 Doug Kwan <dougkwan@google.com>
5140 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
5142 * tree-pretty-print.c (dump_generic_node): Ditto.
5143 * final.c (output_addr_const): Ditto.
5144 * dwarf2out.c (output_cfi): Ditto.
5145 * c-pretty-print.c (pp_c_integer_constant): Ditto.
5146 * print-rtl.c (print_rtx): Ditto.
5147 * print-tree.c (print_node_brief, print_node): Ditto.
5148 * c-common.c (match_case_to_enum_1): Ditto.
5149 * sched-vis.c (print_value): Ditto.
5150 * config/i386/i386.c (print_operand): Cast to long unsigned int
5153 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
5154 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
5155 MS Windows VirtualProtect function.
5157 2008-04-15 Jan Hubicka <jh@suse.cz>
5159 * gengtype.c (write_root): Param_is argument is OK.
5160 * expr.c (expand_expr_real_1): Update call of get_exception_*.
5161 * function.h: Include varray.h
5162 (rtl_eh): New stucture based on except.c one.
5163 (call_site_record): New forward declaration and vector type.
5164 * calls.c (emit_call_1): Do not call
5165 note_current_region_may_contain_throw.
5166 * except.c (eh_status): Remove cur_region, try_region since they are
5168 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
5169 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
5170 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
5171 Remove call_site_data_used, call_site_data_size.
5172 Turn call_site_record into vector in function.h.
5173 (note_current_region_may_contain_throw): Remove.
5174 (get_exception_pointer, get_exception_filter): Do not take struct
5175 function argument; update.
5176 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
5177 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
5178 build_post_landing_pads, dw2_build_landing_pads,
5179 sjlj_assign_call_site_values, sjlj_mark_call_sites,
5180 sjlj_emit_function_enter, sjlj_emit_function_enter,
5181 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
5182 sjlj_build_landing_pads, finish_eh_generation,
5183 remove_exception_handler_label, remove_eh_handler,
5184 maybe_remove_eh_handler, add_reachable_handler,
5185 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
5186 add_action_record, collect_one_action_chain, add_call_site,
5187 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
5188 sjlj_output_call_site_table, output_function_exception_table,
5189 * except.h (note_current_region_may_contain_throw): Remove
5190 (get_exception_pointer, get_exception_filter): Do not take struct
5192 * Makefile.in (GTFILES): Put varargs before struct function.
5194 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5196 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
5197 punt for STRING_CST.
5198 (get_constraint_for): Deal with STRING_CST here instead.
5200 2008-04-15 Richard Guenther <rguenther@suse.de>
5202 * tree-ssa-propagate.c (substitute_and_fold): Substitute
5203 statements in a basic-block with a backward walk. Do not
5204 substitute into dead statements but instead remove those.
5206 2008-04-15 Richard Guenther <rguenther@suse.de>
5208 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
5209 to zero, thus disable creation of SFTs.
5211 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5213 * tree-predcom.c (suitable_reference_p): Return false if the
5214 reference can throw.
5216 2008-04-15 Jakub Jelinek <jakub@redhat.com>
5219 * c-decl.c (finish_decl): If extern or static var has variable
5220 size, set TREE_TYPE (decl) to error_mark_node.
5222 2008-04-15 Rafael Espindola <espindola@google.com>
5224 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
5227 2008-04-15 Richard Guenther <rguenther@suse.de>
5229 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5230 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
5231 (visit_reference_op_load): Do walk vuse-vdef chains on
5232 vn_reference_lookup.
5233 (visit_reference_op_store): But do not here.
5234 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
5235 vn_reference_lookup.
5236 (vn_lookup_with_vuses): But do so here.
5238 2008-04-14 Ian Lance Taylor <iant@google.com>
5240 * fold-const.c (fold_overflow_warning): Remove assertion.
5242 2008-04-15 Ben Elliston <bje@au.ibm.com>
5244 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
5245 temp1 local variables.
5247 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
5250 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
5251 ".text.unlikely" section as executable.
5253 2008-04-14 James E. Wilson <wilson@tuliptree.org>
5255 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5256 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
5257 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
5258 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
5259 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
5260 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
5261 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
5263 2008-04-14 Ian Lance Taylor <iant@google.com>
5265 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
5266 * fold-const.c (fold_comparison): If appropriate, test
5267 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
5268 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
5269 reassociating a pointer type.
5270 * doc/invoke.texi (Optimize Options): Document that
5271 -fstrict-overflow applies to pointer wraparound.
5273 2008-04-13 Jan Hubicka <jh@suse.cz>
5275 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
5277 2008-04-12 Andrew Pinski <pinskia@gmail.com>
5279 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
5280 we are going to "save the world".
5282 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
5284 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
5285 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
5286 operand 0 constraint, not "=".
5288 2008-04-11 James E. Wilson <wilson@tuliptree.org>
5290 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
5292 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5294 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
5295 of size of positions_needed * CHAR_BIT.
5297 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5300 * dse.c (store_info): Change positions_needed to unsigned
5302 (lowpart_bitmask): New.
5303 (record_store): Cast to unsigned HOST_WIDE_INT for
5304 positions_needed. Assert width <= size of positions_needed *
5305 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
5306 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
5307 lowpart_bitmask to set mask.
5309 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5311 * config/bfin/constraints.md: New file.
5312 * config/bfin/bfin.md: Include it.
5313 (adddi3): Use satisfies_constraint functions instead of the old macros.
5314 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
5315 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
5316 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
5317 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
5318 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
5319 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
5320 EXTRA_CONSTRAINT): Delete.
5321 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
5322 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
5324 * config/bfin/bfin.c: Include "tm-constrs.h".
5325 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
5326 Use satisfies_constraint functions instead of the old macros.
5327 * doc/md.texi (Blackfin Constraints): Update file name reference.
5329 2008-04-11 Richard Guenther <rguenther@suse.de>
5331 PR tree-optimization/35869
5332 * tree-vrp.c (execute_vrp): Move switch statement update after
5333 jump threading. Schedule another cfg cleanup run.
5335 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
5338 * attribs.c (decl_attributes): Return early on errorneous node.
5340 2008-04-10 Oleg Ryjkov <olegr@google.com>
5342 * tree.h (struct tree_base): Added a new flag default_def_flag.
5343 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
5345 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5347 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
5349 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5352 * pa.md: Define mode iterator P. Define mode attribute dwc.
5353 (dcacheflush): Update pattern to use iterator P and attribute dwc.
5354 (icacheflush): Likewise.
5355 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
5356 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
5358 2008-04-11 Ben Elliston <bje@au.ibm.com>
5360 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
5362 2008-04-10 Rafael Espindola <espindola@google.com>
5364 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
5365 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
5366 (extract_range_from_expr): The same.
5368 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5370 * config/mips/mips.md (GPR2): New mode iterator.
5372 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
5373 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
5374 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
5375 Rewrite these to take two modes, the mode of comparison and the
5376 mode of the destination.
5377 * config/mips/mips.c (mips_expand_scc): Instead of having
5378 paradoxical subreg as destination, expand "narrowing" scc if mode
5379 of comparison is SI and target is requested in DI mode.
5380 (mips_emit_int_order_test): Update comment. Make mode of
5381 comparison match CMP0 rather than TARGET. When creating inverse
5382 target use mode of TARGET.
5384 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5386 * gcov-dump.c (tag_summary): Only print summaries for the first
5387 GCOV_COUNTERS_SUMMABLE counters.
5389 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
5391 * config/i386/i386.md (absneg): New code iterator.
5392 (absnegprefix): New code attribute.
5393 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
5394 patterns using absneg code iterator.
5395 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
5396 using absneg code iterator.
5397 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
5398 *neg<mode>2 patterns using absneg code iterator.
5399 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5400 *negextendsfdf2 patterns using absneg code iterator.
5401 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
5402 *negextendsfxf2 patterns using absneg code iterator.
5403 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5404 *negextendsfdf2 patterns using absneg code iterator.
5405 * config/i386/sse.md (<code><mode>2): Macroize expander from
5406 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
5408 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
5410 * config/s390/s390.h: Remove the remains of the recent search
5411 & replace action of current_function_outgoing_args_size.
5413 2008-04-10 Ira Rosen <irar@il.ibm.com>
5415 PR tree-optimization/35821
5416 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
5417 NEW_STMT_LIST is not NULL.
5419 2008-04-09 David Edelsohn <edelsohn@gnu.org>
5422 * toplev.c (process_options): Remove -ffunction-sections debugging
5425 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
5427 PR middle-end/PR28690
5428 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
5429 than gen_rtx_fmt_ee to perform more canonicalizations.
5431 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5434 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
5436 2008-04-09 Richard Guenther <rguenther@suse.de>
5438 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
5439 (dump_function_to_file): Dump function arguments with types.
5441 2008-04-08 Richard Guenther <rguenther@suse.de>
5443 * fold-const.c (fold_widened_comparison): Do not allow
5444 sign-changes that change the result.
5446 2008-04-08 Janis Johnson <janis187@us.ibm.com>
5449 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
5450 kinds of indirect references.
5452 2008-04-08 David Edelsohn <edelsohn@gnu.org>
5454 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
5455 GNU Fortran language string.
5457 2008-04-08 Rafael Espindola <espindola@google.com>
5459 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
5460 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
5461 * tree.h (tree_call_nonnegative_warnv_p): New.
5463 2008-04-08 Jan Hubicka <jh@suse.cz>
5465 * function.c (free_after_compilation): Clear out regno_reg_rtx
5468 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
5471 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5473 PR middle-end/PR28690
5474 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
5475 same precedence as REG_POINTER and MEM_POINTER operands.
5477 2008-04-08 Richard Guenther <rguenther@suse.de>
5480 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
5481 for adding index to base.
5483 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
5485 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
5486 (MINGW_ENABLE_EXECUTE_STACK): New.
5487 (IN_LIBGCC2): For libgcc include windows.h file for
5488 function declarations.
5490 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
5492 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
5493 and tem2 if tem1 is not a REG or MULT.
5495 2008-04-08 Jan Hubicka <jh@suse.cz>
5497 * function.h (incomming_args): Break out of struct function.
5498 (function_subsections): Break out of struct function.
5499 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
5500 return_rtx and hard_reg_initial_vals from struct function.
5501 Kill inl_max_label_num.
5502 (current_function_pops_args, current_function_args_info,
5503 current_function_args_size, current_function_args_size,
5504 current_function_pretend_args_size,
5505 current_function_outgoing_args_size,
5506 current_function_internal_arg_pointer, current_function_return_rtx):
5507 Kill compatibility accestor macros.
5508 * builtins.c (expand_builtin_apply_args_1): Update.
5509 (expand_builtin_next_arg): Update.
5510 * df-scan.c (df_get_call_refs): Update.
5511 * dbxout.c (dbxout_function_end): Update.
5512 * dwarf2out.c (dwarf2out_switch_text_section): Update.
5513 (output_line_info): Update.
5514 (secname_for_decl): Update.
5515 (dwarf2out_var_location): Update.
5516 * function.c (free_after_compilation): Update.
5517 (assign_parm_find_stack_rtl): Update.
5518 (assign_parms): Update.
5519 (expand_dummy_function_end): Update.
5520 (expand_function_end): Update.
5521 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
5522 (expand_call): Update.
5523 (emit_library_call_value_1): Update.
5524 (store_one_arg): Update.
5525 * varasm.c (initialize_cold_section_name): Update.
5526 (unlikely_text_section): Update.
5527 (unlikely_text_section_p): Update.
5528 (assemble_start_function): Update.
5529 (assemble_end_function): Update.
5530 (default_section_type_flags): Update.
5531 (switch_to_section): Update.
5532 * integrate.c (set_decl_abstract_flags): Update.
5533 (get_hard_reg_initial_val): Update.
5534 (has_hard_reg_initial_val): Update.
5535 (allocate_initial_values): Update.
5536 * resource.c (init_resource_info): Update.
5537 * config/alpha/alpha.c (NUM_ARGS): Update.
5538 (direct_return): Update.
5539 (alpha_va_start): Update.
5540 (alpha_sa_size): Update.
5541 (alpha_initial_elimination_offset): Update.
5542 (alpha_expand_prologue): Update.
5543 (alpha_start_function): Update.
5544 (alpha_expand_epilogue): Update.
5545 (unicosmk_initial_elimination_offset):
5546 * config/alpha/alpha.md (call expander): Update.
5547 * config/s390/s390.c (s390_register_info): Update.
5548 (s390_register_info): Update.
5549 (s390_frame_info): Update.
5550 (s390_initial_elimination_offset): Update.
5551 (s390_build_builtin_va_list): Update.
5552 (s390_va_start): Update.
5553 * config/spu/spu.c (direct_return): Update.
5554 (spu_expand_prologue): Update.
5555 (spu_initial_elimination_offset): Update.
5556 (spu_build_builtin_va_list): Update.
5557 (spu_va_start): Update.
5558 * config/sparc/sparc.c (sparc_init_modes): Update.
5559 (sparc_compute_frame_size): Update.
5560 (function_value): Update.
5561 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
5562 * config/i386/i386.md (return expander): Update.
5563 * config/i386/i386.c (ix86_va_start): Update.
5564 (ix86_can_use_return_insn_p): Update.
5565 (ix86_compute_frame_layout): Update.
5566 (ix86_expand_epilogue): Update.
5567 * config/sh/sh.c (output_stack_adjust): Update.
5568 (calc_live_regs): Update.
5569 (sh_expand_prologue): Update.
5570 (sh_builtin_saveregs): Update.
5571 (sh_va_start): Update.
5572 (initial_elimination_offset): Update.
5573 (sh_allocate_initial_value): Update.
5574 (sh_function_ok_for_sibcall): Update.
5575 (sh_get_pr_initial_val): Update.
5576 * config/sh/sh.md (return expander): Update.
5577 * config/avr/avr.c (frame_pointer_required_p): UPdate.
5578 * config/crx/crx.c (crx_compute_frame): UPdate.
5579 (crx_initial_elimination_offset): UPdate.
5580 * config/xtensa/xtensa.c (compute_frame_size): Update
5581 (xtensa_builtin_saveregs): Update.
5582 (xtensa_va_start): Update.
5583 (order_regs_for_local_alloc): Update.
5584 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
5585 (xstormy16_expand_builtin_va_start): Update.
5586 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
5587 * config/m68hc11/m68hc11.md (return expanders): Update.
5588 * config/m68hc11/m68hc11.c (expand_prologue): Update.
5589 (expand_epilogue): Update.
5590 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
5591 (cris_simple_epilogue): Update.
5592 (cris_expand_prologue): Update.
5593 (cris_expand_epilogue): Update.
5594 * config/iq2000/iq2000.c (iq2000_va_start): Update.
5595 (compute_frame_size): Update.
5596 * config/mt/mt.c (mt_compute_frame_size): Update.
5597 * config/mn10300/mn10300.c (expand_prologue): Update.
5598 (expand_epilogue): Update.
5599 (initial_offset): Update.
5600 (mn10300_builtin_saveregs):
5601 * config/mn10300/mn10300.md (return expander): Update.
5602 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5603 (ia64_initial_elimination_offset): Update.
5604 (ia64_initial_elimination_offset): Update.
5605 (ia64_expand_prologue): Update.
5606 * config/m68k/m68k.md (return expander): Update.
5607 * config/rs6000/rs6000.c (rs6000_va_start): Update.
5608 (rs6000_stack_info): Update.
5609 * config/mcore/mcore.c (layout_mcore_frame): Update.
5610 (mcore_expand_prolog): Update.
5611 * config/arc/arc.c (arc_compute_frame_size): Update.
5612 * config/score/score3.c (score3_compute_frame_size): Update.
5613 * config/score/score7.c (score7_compute_frame_size): Update.
5614 * config/arm/arm.c (use_return_insn): Update.
5615 (thumb_find_work_register): Update.
5616 (arm_compute_save_reg_mask): Update.
5617 (arm_output_function_prologue): Update.
5618 (arm_output_epilogue): Update.
5619 (arm_size_return_regs): Update.
5620 (arm_get_frame_offsets): Update.
5621 (arm_expand_prologue): Update.
5622 (thumb_exit): Update.
5623 (thumb_unexpanded_epilogue): Update.
5624 (thumb1_output_function_prologue): Update.
5625 * config/pa/pa.md (return expander): Update.
5626 * config/pa/pa.c (compute_frame_size): Update.
5627 (hppa_builtin_saveregs): Update.
5628 * config/mips/mips.c (mips_va_start): Update.
5629 (mips16_build_function_stub): Update.
5630 (mips_compute_frame_info): Update.
5631 (mips_restore_gp): Update.
5632 (mips_output_function_prologue): Update.
5633 (mips_expand_prologue): Update.
5634 * config/v850/v850.c (compute_frame_size): Update.
5635 (expand_prologue): * config/mmix/mmix.c (along): update.
5636 (mmix_initial_elimination_offset): update.
5637 (mmix_reorg): update.
5638 (mmix_use_simple_return): update.
5639 (mmix_expand_prologue): update.
5640 (mmix_expand_epilogue): Update.
5641 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
5642 (emit_link_insn): Update.
5644 2008-04-08 Anatoly Sokolov <aesok@post.ru>
5646 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
5647 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
5649 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
5652 2008-04-07 Jan Hubicka <jh@suse.cz>
5654 * function.h (rtl): Rename to x_rtl.
5656 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5657 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5658 used_temp_slots avail_temp_slots, temp_slot_level,
5659 nonlocal_goto_handler_labels): Update accesstors.
5660 (rtl): New global variable.
5661 (struct function): Move some fileds to rtl_data.
5662 (get_arg_pointer_save_area): Update prototype.
5663 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5664 get_arg_pointer_save_area.
5665 * expr.c (init_expr): Update
5666 * function.c (get_frame_size): Update
5667 (assign_stack_local): Update
5668 (expand_function_end): Update.
5669 (get_art_pointer_save_area): Update
5671 * emit-rtl.c (rtl): Declare.
5672 (regno_reg_rtx): Declare.
5673 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5675 (gen_reg_rtx): Update.
5676 * varasm.c (n_deferred_constatns): Update accestor.
5677 (init_varasm_status): Do not allocate varasm_status.
5678 (force_const_mem, get_pool_size, output_constant_pool): Update.
5679 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5680 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5681 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
5682 * sparc/sparc.h (INIT_EXPANDERS): Update.
5683 * ia64/ia64.h (INIT_EXPANDERS): Update.
5685 2008-04-07 James E. Wilson <wilson@tuliptree.org>
5687 * reload.c (push_secondary_reload): Add missing break to for loop.
5689 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5691 PR middle-end/PR28690
5692 * rtlanal.c: Update copyright years.
5693 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
5694 as REG_POINTER and MEM_POINTER operands.
5695 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
5696 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
5697 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
5698 * gcse.c: Update copyright years.
5699 (pre_delete): Call gen_reg_rtx_and_attrs.
5700 (hoist_code): Likewise.
5701 (build_store_vectors): Likewise.
5702 (delete_store): Likewise.
5703 * loop-invariant.c (move_invariant_reg): Likewise.
5704 Update copyright years.
5706 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
5708 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
5709 control string instead of quoted.
5711 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5713 * doc/rtl.texi: Rewrite of subreg section.
5715 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
5718 * config/i386/i386.c (legitimize_pic_address): Add treating
5719 of dllimport SYM_REF's.
5720 (legitimize_dllimport_symbol): Add prototype.
5722 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5724 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
5725 reference in constructor with non self-referential type.
5727 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5729 Removal of Return with Depressed Stack Pointer support
5730 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
5731 (ECF_SP_DEPRESSED): Likewise.
5732 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
5733 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
5734 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5735 (expand_call): Do not test ECF_SP_DEPRESSED.
5736 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5737 * function.c (keep_stack_depressed): Delete.
5738 (handle_epilogue_set): Likewise.
5739 (update_epilogue_consts): Likewise.
5740 (emit_equiv_load): Likewise.
5741 (thread_prologue_and_epilogue_insns): Remove support for Return with
5742 Depressed Stack Pointer.
5743 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5745 2008-04-06 Richard Guenther <rguenther@suse.de>
5747 PR tree-optimization/35400
5748 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
5749 information from SSA_NAMEs.
5751 2008-04-06 Anatoly Sokolov <aesok@post.ru>
5753 * config/avr/avr.h (avr_mega_p): Remove declaration.
5754 (AVR_MEGA): Remove macro.
5755 * config/avr/avr.c (avr_mega_p): Remove variable.
5756 (avr_override_options): Remove inicializion of avr_mega_p.
5757 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5758 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5759 (avr_jump_mode): (Ditto.).
5760 (avr_output_progmem_section_asm_op): (Ditto.).
5761 (avr_asm_init_sections): (Ditto.).
5762 (avr_asm_init_sections): (Ditto.).
5763 (avr_rtx_costs): (Ditto.).
5764 * config/avr/avr.md: (Ditto.).
5765 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
5768 2008-04-06 Richard Guenther <rguenther@suse.de>
5770 PR tree-optimization/35842
5771 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
5772 is_gimple_invariant_address.
5774 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5776 * gcc.c (default_compilers): Sync Fortran extensions list with
5777 that in fortran/lang-specs.h.
5778 * doc/invoke.texi: Likewise.
5779 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
5780 * dwarf2out.c (gen_compile_unit_die): Likewise.
5782 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
5784 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
5786 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
5789 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
5790 attribute is used for nested functions.
5792 2008-04-05 Jan Hubicka <jh@suse.cz>
5794 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
5796 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
5798 (dump_files): Update.
5799 (enable_rtl_dump_file): Do not accept letter argument.
5800 * tree-pass.h (dump_file_info): Remove letter argument.
5801 * toplev.c (decode_d_option): Update -da handling.
5802 * toplev.h (enable_rtl_dump_file): Update prototype.
5803 * passes.c (register_one_dump_file): Do not accept IPA argument; work
5804 it out based on pass type.
5805 (register_dump_files_1): Likewise.
5806 (init_optimization_passes): Update register_one_dump_file calls.
5807 (execute_one_pass): Sanity check that IPA passes are called at IPA
5808 level and RTL passes at RTL level.
5809 (execute_pass_list): IPA pass can not be after or subpass of
5811 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
5812 disallov RTL subpasses of IPA subpasses.
5814 2008-04-05 Ben Elliston <bje@au.ibm.com>
5816 * tree-cfg.c (need_fake_edge_p): Return false for calls to
5817 builtins that return exactly once and do not throw. Cache call to
5820 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
5822 PR rtl-optimization/34916
5824 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
5825 between instruction pairs.
5827 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
5829 * doc/invoke.texi: Document -mbitops for SH.
5830 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
5831 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
5832 * config/sh/sh.c (print_operand): Add %t operand code.
5833 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
5834 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
5835 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
5836 (extendqihi2): Likewise.
5837 (movqi_i): Likewise.
5838 (insv): Use bset, bclr and bst instructions for SH2A if possible.
5839 (extv): Use bld instruction for SH2A if possible.
5841 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
5842 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
5843 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
5844 (bset.b, bclr.b): Define peepholes.
5845 * config/sh/sh.opt (mbitops): New option.
5847 2008-04-04 Janis Johnson <janis187@us.ibm.com>
5850 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
5851 and view convert expression.
5853 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5856 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5858 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
5860 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
5862 * config/i386/cpuid.h (bit_AES): New.
5863 (bit_PCLMUL): Likewise.
5865 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
5866 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
5867 SSE2 if AES or PCLMUL is enabled.
5868 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
5869 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5870 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
5871 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
5872 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
5873 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
5874 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5875 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
5876 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
5877 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
5878 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
5879 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
5880 __builtin_ia32_aeskeygenassist128 and
5881 __builtin_ia32_pclmulqdq128.
5882 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
5883 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
5884 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
5886 * config/i386/i386.h (TARGET_AES): New.
5887 (TARGET_PCLMUL): Likewise.
5888 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
5890 * config/i386/i386.md (UNSPEC_AESENC): New.
5891 (UNSPEC_AESENCLAST): Likewise.
5892 (UNSPEC_AESDEC): Likewise.
5893 (UNSPEC_AESDECLAST): Likewise.
5894 (UNSPEC_AESIMC): Likewise.
5895 (UNSPEC_AESKEYGENASSIST): Likewise.
5896 (UNSPEC_PCLMUL): Likewise.
5898 * config/i386/i386.opt (maes): New.
5899 (mpclmul): Likewise.
5901 * config/i386/sse.md (aesenc): New pattern.
5902 (aesenclast): Likewise.
5904 (aesdeclast): Likewise.
5906 (aeskeygenassist): Likewise.
5907 (pclmulqdq): Likewise.
5909 * config/i386/wmmintrin.h: New.
5911 * doc/extend.texi: Document AES and PCLMUL built-in function.
5913 * doc/invoke.texi: Document -maes and -mpclmul.
5915 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
5917 * function.c (free_after_parsing): Replace with
5918 cxx_push_function_context from C++ front-end.
5919 (allocate_struct_function): Don't call langhook.
5920 * langhooks.h (struct lang_hooks_for_functions): Delete.
5921 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
5923 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
5924 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
5925 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
5926 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
5927 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
5928 remove LANG_HOOKS_FUNCTION_INITIALIZER.
5929 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
5931 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
5932 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
5934 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5937 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
5940 2008-04-04 Richard Guenther <rguenther@suse.de>
5943 * fold-const.c (optimize_minmax_comparison): Use the correct
5944 type for the constant in the simplified comparison.
5946 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
5948 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
5949 Pass L2 size as "--param l2-cache-size" to the compiler.
5950 (decode_l2_cache): New function to decode L2 cache parameters using
5951 0x8000006 extended cpuid function.
5952 (detect_caches_amd): Determine parameters of L2 cache using
5953 decode_l2_caches function.
5954 (decode_caches_intel): Decode L2 cache parameters.
5955 (detect_caches_intel): Determine L2 cache parameters using
5956 decode_caches_intel and decode_l2_caches functions.
5958 2008-04-03 Bob Wilson <bob.wilson@acm.org>
5960 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
5961 secondary input reload for subword loads from the constant pool.
5963 2008-04-03 Janis Johnson <janis187@us.ibm.com>
5966 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
5967 constants of the appropriate size for runtime calculations.
5970 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
5971 decimal-float literal constant zero.
5973 2008-04-03 Jakub Jelinek <jakub@redhat.com>
5976 * c-parser.c (c_parser_omp_atomic): Call
5977 default_function_array_conversion on the RHS.
5980 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
5981 call is_variable_sized if decl has incomplete type.
5983 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
5985 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
5987 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
5989 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
5991 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
5992 (sgt<u>): Merge sgt and sgtu into new expander.
5993 (sgt, sgtu): Remove expanders.
5994 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
5995 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
5996 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
5997 *sgtu_<mode>_mips16 into new pattern.
5998 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
5999 (sge<u>): Merge sge and sgeu into new expander.
6000 (sge, sgeu): Remove expanders.
6001 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
6003 (*sge_<mode>, second *sge_<mode>): Remove patterns.
6004 (slt<u>): Merge slt and sltu into new expander.
6005 (slt, sltu): Remove expanders.
6006 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
6007 (*slt_<mode>, *sltu_<mode>): Remove patterns.
6008 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
6009 *sltu_<mode>_mips16 into new pattern.
6010 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
6011 (sle<u>): Merge sle and sleu into new expander.
6012 (sle, sleu): Remove expanders.
6013 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
6014 (*sle_<mode>, *sleu_<mode>): Remove patterns.
6015 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
6016 *sleu_<mode>_mips16 into new pattern.
6017 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
6019 2008-04-03 Jan Hubicka <jh@suse.cz>
6021 PR tree-optimization/35795
6022 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
6023 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6024 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6025 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6026 * score/score3.c (score3_output_mi_thunk): Likewise.
6027 * score/score7.c (score7_output_mi_thunk): Likewise.
6028 * mips/mips.c (mips_output_mi_thunk): Likewise.
6030 2008-04-03 Richard Guenther <rguenther@suse.de>
6032 * tree-vrp.c (extract_range_from_unary_expr): Handle all
6033 conversions. Simplify code.
6035 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
6037 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
6039 2008-04-03 Tom Tromey <tromey@redhat.com>
6040 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6042 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6043 * config/bfin/t-bfin-linux (generated_files): Add
6044 linux-sysroot-suffix.h.
6045 * doc/install.texi (Prerequisites): Require make 3.80.
6046 * doc/sourcebuild.texi (Front End Directory): Document new
6048 * Makefile.in (generated_files): New variable.
6049 (ALL_HOST_OBJS): New variable.
6050 ($(ALL_HOST_OBJS)): New target.
6052 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6054 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
6055 (remap_block): Call id->transform_lang_insert_block instead
6057 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
6058 Set id.transform_lang_insert_block to NULL.
6059 (clone_body): Move to cp/optimize.c
6060 * tree-inline.h (struct copy_body_data): Change
6061 transform_lang_insert_block to function pointer.
6062 (copy_generic_body, copy_decl_no_change): Export.
6063 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
6064 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
6065 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
6067 * c-tree.h (insert_block): Kill.
6068 * c-decl.c (insert_block): Kill.
6070 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6072 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6073 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6074 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
6076 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
6077 argument, call {push,pop}_function_context from here.
6078 * c-parser.c: Use c_{push,pop}_function_context.
6080 * function.c (push_function_context_to): Move meat ...
6081 (push_function_context): ... here. Simplify.
6082 * function.c (pop_function_context_from): Move meat ...
6083 (pop_function_context): ... here. Simplify.
6084 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
6086 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6087 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6088 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
6089 * tree.h (push_function_context_to, pop_function_context_from): Remove.
6091 2008-04-03 Ben Elliston <bje@au.ibm.com>
6093 * expmed.c (extract_force_align_mem_bit_field): Remove.
6095 2008-04-03 Richard Guenther <rguenther@suse.de>
6098 * expr.h (try_casesi): Adjust prototype.
6099 * expr.c (try_casesi): Take fallback label as extra parameter.
6100 Use that for gen_casesi if default_label is NULL.
6101 * stmt.c (expand_case): Pass fallback label to try_casesi,
6102 make sure to fill gaps with a fallback label if default_label
6105 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
6108 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
6110 2008-04-03 Ben Elliston <bje@au.ibm.com>
6112 * expmed.c (extract_split_bit_field): Remove if (0) code.
6113 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
6114 (do_ds_constraint): Likewise.
6116 2008-04-02 Joseph Myers <joseph@codesourcery.com>
6118 * doc/cppopts.texi (-dU): Document.
6119 * c-common.h (flag_dump_macros): Update comment.
6120 * c-opts.c (handle_OPT_d): Handle -dU.
6121 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
6122 dump_queued_macros, cb_used_define, cb_used_undef): New.
6123 (init_pp_output): Handle -dU.
6124 (cb_line_change): Call dump_queued_macros.
6125 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
6127 2008-04-02 Anatoly Sokolov <aesok@post.ru>
6129 * config/avr/predicates.md (io_address_operand): New predicate.
6130 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
6131 * config/avr/avr.c (avr_io_address_p): Remove function.
6132 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
6133 'avr_io_address_p' function.
6134 (out_movhi_r_mr): (Ditto.).
6135 (out_movqi_mr_r): (Ditto.).
6136 (out_movhi_mr_r): (Ditto.).
6137 (avr_address_cost): (Ditto.).
6139 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
6141 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
6142 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
6143 in 32bit mode when XMM registers are available to avoid store
6145 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
6146 corresponding post-reload splitters.
6148 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6150 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
6151 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
6152 __builtin_ia32_roundss.
6153 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
6154 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
6155 __builtin_ia32_roundss.
6156 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
6157 IX86_BUILTIN_SHUFPD here.
6159 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6161 * config/i386/i386.md (plogic): New.
6162 (plogicprefix): Likewise.
6164 * config/i386/mmx.md (mmx_<code><mode>3): New.
6165 (mmx_and<mode>3): Removed.
6166 (mmx_ior<mode>3): Likewise.
6167 (mmx_xor<mode>3): Likewise.
6169 * config/i386/sse.md (<code><mode>3): New.
6170 (*<code><mode>3): Likewise.
6171 (*<code><mode>3): Likewise.
6172 (<code><mode>3): Likewise.
6173 (*sse_<code><mode>3): Likewise.
6174 (*sse2_<code><mode>3): Likewise.
6175 (<code>tf3): Likewise.
6176 (*<code>tf3): Likewise.
6177 (and<mode>3): Likewise.
6178 (*and<mode>3): Likewise.
6179 (ior<mode>3): Removed.
6180 (*ior<mode>3): Likewise.
6181 (xor<mode>3): Likewise.
6182 (*xor<mode>3): Likewise.
6183 (*and<mode>3): Likewise.
6184 (*ior<mode>3): Likewise.
6185 (*xor<mode>3): Likewise.
6186 (and<mode>3): Likewise.
6187 (*sse_and<mode>3): Likewise.
6188 (*sse2_and<mode>3): Likewise.
6190 (*andtf3): Likewise.
6191 (ior<mode>3): Likewise.
6192 (*sse_ior<mode>3): Likewise.
6193 (*sse2_ior<mode>3): Likewise.
6195 (*iortf3): Likewise.
6196 (xor<mode>3): Likewise.
6197 (*sse_xor<mode>3): Likewise.
6198 (*sse2_xor<mode>3): Likewise.
6200 (*xortf3): Likewise.
6202 2008-04-02 Richard Guenther <rguenther@suse.de>
6204 PR tree-optimization/14495
6205 PR tree-optimization/34793
6206 * tree-vrp.c (struct switch_update): New structure.
6207 (to_remove_edges, to_update_switch_stmts): New VECs.
6208 (simplify_switch_using_ranges): New function. Remove not taken
6209 case labels and edges.
6210 (simplify_stmt_using_ranges): Call it.
6211 (identify_jump_threads): Mark edges we have queued for removal
6212 so we don't thread them.
6213 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
6215 * tree-cfg.c (group_case_labels): Deal with missing default label.
6216 (tree_verify_flow_info): Allow missing default label.
6217 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
6218 (emit_case_nodes): Likewise.
6219 (expand_case): Do not rely on the default label to be present.
6220 * expr.c (try_casesi): Deal with NULL default_label.
6221 (do_tablejump): Likewise.
6223 2008-04-02 Richard Guenther <rguenther@suse.de>
6225 PR tree-optimization/14495
6226 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
6227 SWITCH_EXPR here ...
6228 (vrp_visit_switch_stmt): ... but here (new function).
6229 (find_case_label_index): New helper function.
6230 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
6232 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6234 * fwprop.c: Fix ISO-C99ism.
6236 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6239 * Makefile.in (objdir): Set it here.
6240 * configure.ac: Not here. Find dynamic linker characteristics.
6241 * exec-tool.in: Use them.
6242 * aclocal.m4: Regenerate.
6243 * configure: Regenerate.
6245 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6247 * expr.c (expand_var): Delete it.
6248 * expr.h (expand_var): Delete prototype.
6249 * function.c (expand_function_start): Use expand_decl instead.
6250 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
6253 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
6255 PR rtl-optimization/35542
6256 * fwprop.c (forward_propagate_and_simplify): Replace
6257 loc_reg_mentioned_in_p with reg_mentioned_p.
6259 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6261 PR rtl-optimization/35281
6262 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
6263 (propagate_rtx_1): Handle PR_HANDLE_MEM.
6264 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
6265 (varying_mem_p): Move above propagate_rtx.
6266 (all_uses_available_at): Do not check MEMs.
6268 2008-04-02 Rafael Espindola <espindola@google.com>
6270 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
6271 (register_edge_assert_for_2): Split the cond argument.
6272 (register_edge_assert_for_1): Adjust for the change in
6273 register_edge_assert_for_2.
6274 (register_edge_assert_for): Split the cond argument.
6275 (find_switch_asserts): Adjust for the change in
6276 register_edge_assert_for.
6278 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
6280 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
6281 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
6282 offsets for 64-bit mingw.
6283 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
6284 abi for x86_64-pc-mingw.
6286 2008-04-02 Richard Guenther <rguenther@suse.de>
6288 * tree-vrp.c (extract_range_from_assert): Make sure to not
6289 produce range min/max with TREE_OVERFOW set.
6290 If merging a anti-range and a range keep the anti-range if
6291 the range covers all values of the type.
6292 (register_edge_assert_for_2): Only allow sign-changing
6293 conversions in detecting canonical range checks. Also
6294 register an assert for the unsigned name if useful.
6296 PR tree-optimization/35787
6297 * tree-vrp.c (vrp_val_max): New function.
6298 (vrp_val_min): Likewise.
6299 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
6300 (vrp_val_is_min): Likewise.
6301 (supports_overflow_infinity): Use vrp_val_{min,max}.
6302 (negative_overflow_infinity): Likewise.
6303 (positive_overflow_infinity): Likewise.
6304 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
6305 (is_positive_overflow_infinity): Likewise.
6306 (is_overflow_infinity): Likewise.
6307 (avoid_overflow_infinity): Use vrp_val_{min,max} and
6308 vrp_val_is_{min,max}.
6309 (set_and_canonicalize_value_range): Canonicalize anti-ranges
6310 to ranges if possible. Avoid empty ranges.
6312 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6315 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
6316 the expression is a function address.
6318 2008-04-01 George Helffrich <george@gcc.gnu.org>
6320 PR fortran/35154, fortran/23057
6321 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
6322 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
6323 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
6324 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
6326 (dbxout_syms): Check for COMMON-based symbol and wrap in
6327 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
6328 in bracket for efficiency.
6330 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
6331 using DW_TAG_common_block + member offset.
6332 (add_pubname_string): New function.
6333 (dw_expand_expr): New function to find block name and offset for
6335 (common_check): New function to check whether symbol in Fortran COMMON.
6336 (gen_variable_die): If COMMON, use DW_TAG_common_block.
6338 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
6341 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
6343 2008-04-02 Ben Elliston <bje@au.ibm.com>
6345 * config/v850/v850.md (casesi): Remove if (0) code.
6346 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6347 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
6349 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
6351 * config/i386/i386.md (rex64suffix): New mode attribute.
6352 (floathi<mode>2): Disable expander for SSE math.
6353 (*floathi<mode>2_1): New insn insn_and_split pattern.
6354 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
6355 corresponding post-reload splitters.
6356 (*floathi<mode>2_i387): New macroized insn pattern.
6357 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
6358 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
6359 insn_and_split pattern.
6360 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
6361 New macroized instruction patterns and corresponding post-reload
6363 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
6364 and corresponding post-reload splitters.
6365 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
6366 New macroized instruction patterns.
6367 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
6368 macroized instruction patterns and corresponding post-reload splitters.
6369 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
6370 corresponding post-reload splitters.
6371 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
6372 New macroized instruction patterns.
6373 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
6374 corresponding post-reload splitters.
6375 (*floatsi<mode>2_i387): New macroized instruction patterns.
6377 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
6379 * config/i386/i386.md (smaxmin): New.
6380 (umaxmin): Likewise.
6381 (maxminiprefix): Likewise.
6382 (maxminfprefix): Likewise.
6383 (<code><mode>3): Likewise.
6384 (smin<mode>3): Removed.
6385 (smax<mode>3): Likewise.
6387 * config/i386/mmx.md (mmx_<code>v2sf3): New.
6388 (mmx_<code>v4hi3): Likewise.
6389 (mmx_<code>v8qi3): Likewise.
6390 (mmx_smaxv2sf3): Removed.
6391 (mmx_sminv2sf3): Likewise.
6392 (mmx_umaxv8qi3): Likewise.
6393 (mmx_smaxv4hi3): Likewise.
6394 (mmx_uminv8qi3): Likewise.
6395 (mmx_sminv4hi3): Likewise.
6397 * config/i386/sse.md (<addsub><mode>3): New.
6398 (*<addsub><mode>3): Likewise.
6399 (<sse>_vm<addsub><mode>3): Likewise.
6400 (<maxmin><mode>3): Likewise.
6401 (*<maxmin><mode>3_finite): Likewise.
6402 (*<maxmin><mode>3): Likewise.
6403 (<sse>_vm<maxmin><mode>3): Likewise.
6404 (sse3_h<addsub>v4sf3): Likewise.
6405 (sse3_h<addsub>v2df3): Likewise.
6406 (<maxmin>v16qi3): Likewise.
6407 (*<maxmin>v16qi3): Likewise.
6408 (<maxmin>v8hi3): Likewise.
6409 (*<maxmin>v8hi3): Likewise.
6410 (*sse4_1_<maxmin><mode>3): Likewise.
6411 (*sse4_1_<maxmin><mode>3): Likewise.
6412 (add<mode>3): Removed.
6413 (*add<mode>3): Likewise.
6414 (<sse>_vmadd<mode>3): Likewise.
6415 (sub<mode>3): Likewise.
6416 (*sub<mode>3): Likewise.
6417 (<sse>_vmsub<mode>3): Likewise.
6418 (smin<mode>3): Likewise.
6419 (*smin<mode>3_finite): Likewise.
6420 (*smin<mode>3): Likewise.
6421 (<sse>_vmsmin<mode>3): Likewise.
6422 (smax<mode>3): Likewise.
6423 (*smax<mode>3_finite): Likewise.
6424 (*smax<mode>3): Likewise.
6425 (<sse>_vmsmax<mode>3): Likewise.
6426 (sse3_haddv4sf3): Likewise.
6427 (sse3_haddv2df3): Likewise.
6428 (sse3_hsubv4sf3): Likewise.
6429 (sse3_hsubv2df3): Likewise.
6430 (umaxv16qi3): Likewise.
6431 (*umaxv16qi3): Likewise.
6432 (smaxv8hi3): Likewise.
6433 (*smaxv8hi3): Likewise.
6434 (*sse4_1_smax<mode>3): Likewise.
6435 (*sse4_1_umax<mode>3): Likewise.
6436 (uminv16qi3): Likewise.
6437 (*uminv16qi3): Likewise.
6438 (sminv8hi3): Likewise.
6439 (*sminv8hi3): Likewise.
6440 (*sse4_1_smin<mode>3): Likewise.
6441 (*sse4_1_umin<mode>3): Likewise.
6443 2008-04-01 Rafael Espindola <espindola@google.com>
6445 * tree-cfg.c (verify_expr): remove in_phi.
6446 (verify_stmt): Don't call walk_tree with verify_expr. Use
6447 is_gimple_min_invariant instead of is_gimple_val.
6449 2008-04-01 Joseph Myers <joseph@codesourcery.com>
6451 * doc/include/gpl_v3.texi: Update for manpage generation.
6452 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
6454 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
6455 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
6456 gpl_v3.texi instead of gpl.texi.
6459 2008-04-01 Jakub Jelinek <jakub@redhat.com>
6462 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
6464 2008-04-01 Rafael Espindola <espindola@google.com>
6466 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
6467 (extract_code_and_val_from_cond): Use
6468 extract_code_and_val_from_cond_with_ops.
6470 2008-04-01 Jan Hubicka <jh@suse.cz>
6472 * function.c (free_after_compilation): Free epilogue_delay_list.
6473 (prepare_function_start): Assert that previous compilation was freed.
6475 2008-04-01 Jan Hubicka <jh@suse.cz>
6476 Jim Wilson <wilson@tuliptree.org>
6477 Andreas Tobler <andreast@gcc.gnu.org>
6480 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
6481 rtl.emit instead cfun->emit.
6482 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
6483 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
6485 2008-04-01 Ben Elliston <bje@au.ibm.com>
6487 * doc/c-tree.texi (Function Basics): Fix grammatical error.
6489 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
6491 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
6493 (fprofile-use): Add var flag_profile_use
6494 * coverage.c (coverage_begin_output): Do not open a gcno file for
6495 output only if -ftest-coverage is set.
6496 Do not add getpwd() to gcda file path.
6497 (build_gcov_info): Check the new flag
6498 flag_profile_datafile_relative_path.
6499 (coverage_init): Use profile_data_prefix.
6500 Read profile counter only if flag_profile_use is set.
6501 * opts.c (common_handle_option): New option fprofile-use=,
6502 fprofile-dir=, fprofile-generate=.
6503 * toplev.c (profile_data_prefix): New variable definition.
6504 * toplev.h (profile_data_prefix): New declaration.
6505 * doc/invoke.tex (Option Summary, Optimization Options):
6508 2008-03-31 James E. Wilson <wilson@tuliptree.org>
6510 * varasm.c (output_constant_pool_1): In LABEL_REF check,
6511 use tmp consistently.
6514 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
6515 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6516 UNSPEC_FR_RECIP_APPROX_RES.
6517 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
6519 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
6522 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
6524 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6527 * fold-const.c (fold_indirect_ref_1): Support accessing non first
6528 element of the vector via a pointer.
6530 2008-03-31 Ian Lance Taylor <iant@google.com>
6532 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
6534 2008-03-31 Jan Hubicka <jh@suse.cz>
6536 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6537 get_arg_pointer_save_area.
6538 * expr.c (init_expr): Just clear out rtl.expr.
6539 * function.c (free_after_compilation): Clear out whole RTL structure.
6540 (get_func_frame_size): Merge into ...
6541 (get_frame_size): ... this one.
6542 (assign_stack_local_1): Merge into ...
6543 (assign_stack_local): ... this one.
6544 (expand_function_end): Update call of get_arg_pointer_save_area.
6545 (get_art_pointer_save_area): Remove cfun argument.
6546 * function.h (emit_status): regno_pointer_align does not need length
6547 attribute. Move x_regno_reg_rtx to ...
6548 (regno_reg_rtx): ... new global array.
6549 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
6550 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
6551 apply_args_value, forced_labels, stack_pointer_delta):
6553 (struct varasm_status): Move here from varasm.c
6554 (struct rtl_data): New. Move here some fields from struct function.
6555 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6556 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6557 used_temp_slots avail_temp_slots, temp_slot_level,
6558 nonlocal_goto_handler_labels): Update accesstors.
6559 (rtl): New global variable.
6560 (struct function): Move some fileds to rtl_data.
6561 (get_arg_pointer_save_area): Update prototype.
6562 * emit-rtl.c (rtl): Declare.
6563 (regno_reg_rtx): Declare.
6564 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6566 (gen_reg_rtx): Update.
6567 (init_virtual_regs): Do not tate emit_status argument.
6568 (init_emit): Do not allocate emit.
6569 * varasm.c (varasm_statuc): Move to function.h.
6570 (n_deferred_constatns): Update accestor.
6571 (init_varasm_status): Do not allocate varasm_status.
6572 (force_const_mem, get_pool_size, output_constant_pool): Update.
6573 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6574 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6576 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
6578 PR rtl-optimization/35729
6579 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
6582 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
6585 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
6586 load/store if memory is unaligned.
6587 (*movti_rex64): Likewise.
6589 * config/i386/predicates.md (misaligned_operand): New.
6591 2008-03-31 Andrew Pinski <pinskia@gmail.com>
6594 * tree-ssa-phiopt.c (conditional_replacement): Return early for
6597 2008-03-31 Jan Beulich <jbeulich@novell.com>
6599 * config/ia64/constraints.md: Add 'j' constraint.
6600 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
6601 (movdi_internal): Likewise.
6603 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
6606 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
6608 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
6611 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
6612 proper error message for the third argument on blendpd and
6615 * config/i386/sse.md (blendbits): New.
6616 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
6618 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
6620 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
6622 2008-03-30 Richard Guenther <rguenther@suse.de>
6625 * fold-const.c (fold_sign_changed_comparison): Do leave
6626 conversions to base-types alone.
6628 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6630 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
6631 the link register if one altivec register is be saved.
6633 2008-03-30 Ben Elliston <bje@au.ibm.com>
6635 * final.c (final_scan_insn): Remove if (0) code.
6637 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
6639 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
6641 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
6643 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
6644 of V4SFmode to ix86_binary_operator_ok.
6646 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
6648 * config/i386/i386.c (override_options): Initialize
6649 ix86_veclib_handler to ix86_veclibabi_svml when
6650 -mveclibabi=svml is used.
6651 (ix86_veclibabi_svml): New function for SVML ABI style
6652 vectorization support.
6653 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
6655 2008-03-28 Rafael Espindola <espindola@google.com>
6657 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
6658 (tree_binary_nonnegative_warnv_p): Make it public.
6659 (tree_single_nonnegative_warnv_p): Make it public.
6660 (tree_invalid_nonnegative_warnv_p): Make it public.
6661 (tree_unary_nonzero_warnv_p): Make it public.
6662 (tree_binary_nonzero_warnv_p): Make it public
6663 (tree_single_nonzero_warnv_p): Make it public.
6664 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
6665 (extract_range_from_binary_expr): Split the expr argument.
6666 (extract_range_from_unary_expr): Split the expr argument.
6667 (extract_range_from_comparison): Split the expr argument.
6668 (extract_range_from_expr): Use the new aux functions.
6669 (vrp_evaluate_conditional_warnv): Use
6670 vrp_evaluate_conditional_warnv_with_ops.
6671 * tree.h (tree_unary_nonzero_warnv_p): Declare.
6672 (tree_binary_nonzero_warnv_p): Declare.
6673 (tree_single_nonzero_warnv_p): Declare.
6674 (tree_expr_nonzero_warnv_p): Declare.
6675 (tree_unary_nonnegative_warnv_p): Declare.
6676 (tree_binary_nonnegative_warnv_p): Declare.
6677 (tree_single_nonnegative_warnv_p): Declare.
6678 (tree_invalid_nonnegative_warnv_p): Declare.
6680 2008-03-28 Richard Guenther <rguenther@suse.de>
6682 PR tree-optimization/30317
6683 PR tree-optimization/30911
6684 PR tree-optimization/34793
6685 * tree-vrp.c (set_and_canonicalize_value_range): New function.
6686 (struct assert_locus_d): New member EXPR.
6687 (register_new_assert_for): Add EXPR parameter to support
6688 ASSERT_EXPR <name, expr OP limit>.
6689 (register_edge_assert_for_1): Adjust callers.
6690 (find_assert_locations): Likewise.
6691 (process_assert_insertions_for): Build condition from expression.
6692 (extract_range_from_assert): Handle ASSERT_EXPRs
6693 of the form ASSERT_EXPR <name, expr OP limit>.
6694 (register_edge_assert_for_2): New helper registering
6695 asserts for comparisons. Recognize range tests of the form
6696 (unsigned)i - CST1 OP CST2.
6697 (register_edge_assert_for_1): Use it.
6698 (register_edge_assert_for): Likewise.
6699 (needs_overflow_infinity): Integer sub-types
6700 do not need overflow infinities.
6701 (vrp_val_is_max): The extreme values of integer sub-types
6702 are those of the base type.
6703 (vrp_val_is_min): Likewise.
6704 * tree.def (ASSERT_EXPR): Document extra allowed conditional
6707 2008-03-28 Nick Clifton <nickc@redhat.com>
6710 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6711 Return GENERAL_REGS for stack adjustment reloads.
6713 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6716 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
6717 const_vector when all the vectors are constant.
6719 2008-03-27 Bob Wilson <bob.wilson@acm.org>
6721 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
6723 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
6724 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
6726 (s<code>_sf): Use new scc_sf attribute for opcode names.
6728 2008-03-27 Tom Tromey <tromey@redhat.com>
6730 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
6731 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
6732 config/spu/t-spu-elf, config/i386/t-interix,
6733 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
6734 config/i386/x-darwin, config/i386/x-mingw32,
6735 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
6736 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
6737 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
6738 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
6739 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
6740 config/rs6000/x-darwin, config/rs6000/t-rs6000,
6741 config/score/t-score-elf, config/arm/t-strongarm-pe,
6742 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
6743 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
6744 Revert automatic dependency patch.
6746 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
6749 * config/i386/i386.c (ix86_function_arg_boundary): Align
6750 decimal floating point to its natural boundary.
6752 2008-03-27 Richard Guenther <rguenther@suse.de>
6755 * fold-const.c (fold_comparison): Restrict distinct decl
6756 comparison folding to VAR_DECLs and PARM_DECLs. Do not
6757 solely rely on operand_equal_p.
6759 2008-03-27 Richard Guenther <rguenther@suse.de>
6762 * c-common.c (handle_weak_attribute): Reject combination of
6765 2008-03-27 Richard Guenther <rguenther@suse.de>
6767 PR tree-optimization/32810
6768 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
6769 conversions from DECL_INITIAL.
6770 (fold_const_aggregate_ref): Likewise from constructor elements.
6772 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
6774 * tree-affine.h (aff_combination_expand): Declare.
6775 (get_inner_reference_aff): Likewise.
6776 * tree-affine.c (aff_combination_expand): Split out from
6777 tree_to_aff_combination_expand.
6778 (get_inner_reference_aff): New function.
6779 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
6780 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
6781 (struct lim_aux_data): sm_done field removed.
6782 (mem_ref_loc_p, mem_ref_locs_p): New types.
6783 (struct mem_ref): Added id, stored, accesses_in_loop,
6784 indep_loop, dep_loop, indep_ref, dep_ref fields.
6785 Removed is_stored, locs and next fields.
6786 (memory_accesses): New variable.
6787 (movement_possibility): Do not allow moving statements
6788 that store to memory.
6789 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
6791 (determine_max_movement): For statements with memory references,
6792 find the outermost loop in that the reference is independent.
6793 (move_computations_stmt): Mark the virtual operands for renaming.
6794 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
6795 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
6796 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
6797 add_vop_ref_mapping, create_vop_ref_mapping_loop,
6798 create_vop_ref_mapping, analyze_memory_references,
6799 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
6800 get_all_locs_in_loop, ref_always_accessed_p,
6801 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
6802 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
6803 store_motion_loop, store_motion): New functions.
6804 (struct vop_to_refs_elt): New type.
6805 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
6806 memref_hash, memref_eq, hoist_memory_references): Rewritten.
6807 (schedule_sm): Replaced by...
6808 (execute_sm): ... this.
6809 (determine_lsm_ref, hoist_memory_references,
6810 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
6811 find_more_ref_vops, free_mem_ref, free_mem_refs,
6812 determine_lsm_loop, determine_lsm): Removed.
6813 (tree_ssa_lim_finalize): Free data structures used by store motion.
6814 (tree_ssa_lim): Call analyze_memory_references. Use
6815 store_motion instead of determine_lsm.
6817 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6819 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
6820 rename tmake_file to m68hc11/t-m68hc11.
6821 (mcore): Set inhibit_libc to true.
6822 * config.host (alpha*-dec-*vms*): Set extra_programs.
6823 (interix3*): Don't use host_xmake_file.
6824 * configure.ac: Let config.gcc override inhibit_libc.
6825 * configure: Regenerate.
6827 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
6828 * config/t-openbsd-thread: Remove commented out lines.
6830 * config/x-interix: Remove.
6832 * config/m68hc11/t-m68hc11-gas: Rename to...
6833 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
6835 * config/mcore/t-mcore: Remove T_CFLAGS.
6836 * config/mcore/t-mcore-pe: Likewise.
6838 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6840 * configure.ac: Replace custom __GNU_SOURCE test with
6841 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
6842 * aclocal.m4: Regenerate.
6843 * configure: Regenerate.
6844 * config.in: Regenerate.
6846 2008-03-27 Richard Guenther <rguenther@suse.de>
6848 * fold-const.c (target.h): Include.
6849 (fold_comparison): Fold comparison of addresses of decls
6850 that bind locally or of constants. Consolidate address folding code.
6851 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
6852 results from fold_binary_to_constant.
6853 (compare_values_warnv): Likewise.
6855 2008-03-27 Andrew Pinski <pinskia@gmail.com>
6858 * fold-const.c (fold_truthop): Check for integeral types when folding
6859 a == 0 && b == 0 and a != 0 || b != 0 .
6861 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
6863 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
6865 2008-03-26 Andreas Schwab <schwab@suse.de>
6867 * doc/invoke.texi: Fix use of @item vs. @itemx.
6869 2008-03-26 Tom Tromey <tromey@redhat.com>
6871 * Makefile.in (build/gensupport.o, build/print-rtl.o,
6872 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
6873 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
6874 build/gencodes.o, build/genconditions.o, build/genconfig.o,
6875 build/genconstants.o, build/genemit.o, build/genextract.o,
6876 build/genflags.o, build/genmddeps.o, build/genopinit.o,
6877 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
6880 2008-03-26 Richard Guenther <rguenther@suse.de>
6883 2008-03-26 Richard Guenther <rguenther@suse.de>
6885 * fold-const.c (target.h): Include.
6886 (fold_comparison): Fold comparison of addresses of two decls
6887 that bind locally. Consolidate address folding code.
6889 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6891 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
6892 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
6893 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
6894 dconstsqrt2, dconstthird, dconste and/or dconst10.
6895 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
6896 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
6897 dconstsqrt2, dconste): Delete.
6898 (init_emit_once): Likewise. Simplify initializing dconstm1.
6900 * real.c (get_real_const): New.
6901 * real.h (dconst3, dconst10, dconstm2, dconstthird,
6902 dconstsqrt2, dconste): Delete.
6903 (real_value_const, get_real_const): New.
6905 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
6907 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
6909 * config/i386/i386.c (ix86_function_arg_boundary): Check
6910 BIGGEST_ALIGNMENT instead of 128.
6911 (setup_incoming_varargs_64): Likewise.
6913 2008-03-26 Tom Tromey <tromey@redhat.com>
6915 * Makefile.in (DEPFILES): Add missing '/'.
6917 2008-03-26 Richard Guenther <rguenther@suse.de>
6919 * fold-const.c (target.h): Include.
6920 (fold_comparison): Fold comparison of addresses of two decls
6921 that bind locally. Consolidate address folding code.
6923 2008-03-26 Nick Clifton <nickc@redhat.com>
6926 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
6927 not allow INT+INT as a legitimate addressing mode.
6929 2008-03-26 Richard Guenther <rguenther@suse.de>
6931 * tree-flow.h (widen_bitfield): Remove declaration.
6932 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
6933 (widen_bitfield): Remove function.
6934 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
6937 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6940 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
6943 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
6945 PR rtl-optimization/35232
6946 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
6947 (forget_old_reloads_1, forget_marked_reloads): Don't clear
6948 reg_reloaded_call_part_clobbered here.
6949 (reload_regs_reach_end_p): New function.
6950 (reload_reg_rtx_for_input): New variable.
6951 (reload_reg_rtx_for_output): Likewise.
6952 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
6953 when reassigning a pseudo register. Load reloadreg from
6954 reload_reg_rtx_for_input, moving the mode and register
6956 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
6957 instead of the original when deciding whether an input reload
6958 would be a no-op or whether an output reload can be deleted.
6959 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
6960 when setting up new_spill_reg_store. Load it from
6961 reload_reg_rtx_for_output, moving the mode and register
6963 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
6964 instead of the original when deciding whether an output reload
6965 would be a no-op. Do the same when modifying insn notes.
6966 Use rtx_equal_p instead of == to compare the registers.
6967 (inherit_piecemeal_p): Take a mode and two register numbers
6969 (emit_reload_insns): Clear new_spill_reg_store for every hard
6970 register in the reload register. Remove spill registers
6971 from reg_reloaded_valid before considering whether to record
6972 inheritance information for them. Use reload_reg_rtx_for_output
6973 instead of reg_rtx when recording output reloads. Use
6974 reload_reg_rtx_for_input instead of reg_rtx when recording
6975 input reloads. Set or clear reg_reloaded_call_part_clobbered
6976 at the same time as setting reg_reloaded_valid.
6977 (delete_output_reload): Add a new_reload_reg parameter and use it
6978 instead of rld[j].reg_rtx.
6979 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
6982 2008-03-25 Tom Tromey <tromey@redhat.com>
6984 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
6985 (build/genattr.o): Likewise.
6986 (build/genattrtab.o): Likewise.
6987 (build/gencodes.o): Likewise.
6988 (build/genconfig.o): Likewise.
6989 (build/genconstants.o): Likewise.
6990 (build/genemit.o): Likewise.
6991 (build/genextract.o): Likewise.
6992 (build/genflags.o): Likewise.
6994 2008-03-25 Bob Wilson <bob.wilson@acm.org>
6996 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
6997 instead of size_int for integer types.
6998 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
6999 to match type of MINUS_EXPR.
7001 2008-03-25 Tom Tromey <tromey@redhat.com>
7003 * configure: Rebuilt.
7004 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
7007 2008-03-25 Tom Tromey <tromey@redhat.com>
7009 * config/x-solaris (host-solaris.o): Update.
7010 * config/x-linux (host-linux.o): Update.
7011 * config/x-hpux (host-hpux.o): Update.
7012 * config/x-darwin (host-darwin.o): Update.
7013 * config/v850/t-v850e (v850-c.o): Update.
7014 * config/v850/t-v850 (v850-c.o): Update.
7015 * config/t-vxworks (vxworks.o): Update.
7016 * config/t-sol2 (sol2-c.o, sol2.o): Update.
7017 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
7018 * config/spu/t-spu-elf (spu-c.o): Update.
7020 * config/sh/t-symbian (sh-c.o): Update.
7021 (symbian.o): Update.
7022 * config/sh/t-sh (sh-c.o): Update.
7023 * config/score/t-score-elf (score7.o, score3.o): Update.
7024 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
7025 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
7026 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
7027 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
7029 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7030 * config/m32c/t-m32c (m32c-pragma.o): Update.
7031 * config/ia64/t-ia64 (ia64-c.o): Update.
7032 * config/i386/x-mingw32 (host-mingw32.o): Update.
7033 * config/i386/x-i386 (driver-i386.o): Update.
7034 * config/i386/x-darwin (host-i386-darwin.o): Update.
7035 * config/i386/x-cygwin (host-cygwin.o): Update.
7036 * config/i386/t-nwld (nwld.o): Update.
7037 * config/i386/t-netware (netware.o): Update.
7038 * config/i386/t-interix (winnt.o): Update.
7039 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
7040 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
7041 msformat-c.o): Update.
7042 * config/bfin/t-bfin-linux (generated_files): Add
7043 linux-sysroot-suffix.h.
7044 * config/arm/t-wince-pe (pe.o): Update.
7045 * config/arm/t-strongarm-pe (pe.o): Update.
7046 * config/arm/t-pe (pe.o): Update.
7047 * config/arm/t-arm (arm-c.o): Update.
7048 * doc/install.texi (Prerequisites): Require make 3.80.
7049 * Makefile.in: Remove .o targets.
7050 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
7051 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
7052 (simple_generated_h, simple_generated_c): Move earlier.
7053 (generated_files): New variable.
7054 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
7055 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
7056 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
7057 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
7058 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
7059 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
7060 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
7061 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
7062 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
7063 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
7064 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
7065 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
7067 (COMPILE.base, COMPILE): New variables.
7068 (%.o): New pattern rule.
7069 (ALL_HOST_OBJS): New variable.
7070 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
7071 (dummy-checksum.o, cc1-checksum.o): Remove.
7072 (DRIVER_SHLIB): New variable.
7073 (DRIVER_DEFINES): Use it.
7074 (gencondmd.c): Move out of build/.
7075 (s-conditions): Update.
7076 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
7077 (ALL_BUILD_OBJS): Likewise.
7078 (build/%.o): Use BUILDCOMPILE.
7079 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
7080 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
7081 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
7082 build/gencheck.o, build/gencodes.o, build/genconditions.o,
7083 build/genconfig.o, build/genconstants.o, build/genemit.o,
7084 build/genextract.o, build/genflags.o, build/genmddeps.o,
7085 build/genopinit.o, build/genoutput.o, build/genpeep.o,
7086 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
7087 build/gen-protos.o, build/scan.o, build/fix-header.o,
7088 build/scan-decls.o): Simplify.
7089 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
7090 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
7091 prefix.o, toplev.o): Reduce to variable setting.
7092 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
7093 ($(out_object_file), gcc-options.o): New targets.
7094 ($(ALL_HOST_OBJS)): New target. Include dependency files.
7095 * configure: Rebuilt.
7096 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
7097 * doc/sourcebuild.texi (Front End Directory): Document new variable.
7099 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
7101 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
7102 complain when we hit an error, return ERROR_MARK_NODE.
7104 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7106 * config/sh/constraints.md (Pso, Psz): New constraints.
7107 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
7108 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
7110 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7112 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
7113 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
7115 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7117 * config/sh/sh.md (prefetch): Add condition for SH2A target.
7118 (prefetch_sh2a): New.
7120 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7121 Naveen.H.S <naveen.hs@kpitcummins.com>
7123 * config/sh/constraints.md (I28): New constraint.
7124 * config/sh/sh.c (broken_move): Add support for movi20s.
7125 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
7127 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
7128 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7129 Naveen.H.S <naveen.hs@kpitcummins.com>
7131 * config/sh/sh.c (SH_ATTRIBUTES): Define.
7132 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7133 (print_operand): Handle resbank in %@ operand code.
7134 (sh_encode_section_info): New.
7135 (push_regs): Add conditions for resbank.
7136 (sh_expand_epilogue): Likewise.
7137 (sh_insert_attributes): Likewise.
7138 (sh_attribute_table): Likewise.
7139 (sh_handle_resbank_handler_attribute): New.
7140 (sh2a_handle_function_vector_handler_attribute): New.
7141 (sh2a_is_function_vector_call): New.
7142 (sh2a_get_function_vector_number): New.
7143 (sh2a_function_vector_p): New.
7144 (sh_cfun_resbank_handler_p): New.
7145 * config/sh/sh.md (calli): Emit jsr/n if possible.
7146 (calli_tbr_rel): New.
7147 (calli_pcrel): Emit jsr/n if possible.
7148 (return_i): Emit rts/n if possible.
7149 (call_valuei_tbr_rel): New.
7150 (call_valuei_pcrel): Add condition for SH2A target.
7151 (call_value): Likewise.
7152 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
7153 (sh2a_get_function_vector_number): Likewise.
7154 (sh2a_is_function_vector_call): Likewise.
7155 * doc/extend.texi: Document TBR relative addressing of SH2A.
7156 (resbank): Add description for SH2A.
7158 2008-03-24 Richard Guenther <rguenther@suse.de>
7161 * gimplify.c (gimplify_modify_expr): For frontend type-correct
7162 pointer assignments change conversions according to middle-end rules.
7163 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
7164 * configure.ac: Include type checking in yes.
7165 * configure: Regenerate.
7167 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7169 * diagnostic.c (diagnostic_count_diagnostic): Delete.
7170 (diagnostic_report_diagnostic): Update. Handle ICEs here.
7172 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
7174 * gthr-vxworks.h (UNUSED): Define.
7176 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
7178 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
7180 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
7182 * doc/extend.texi (Function Attributes): Add missing comma in the
7183 example of the "alloc_size" attribute.
7185 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
7188 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7190 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7193 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7196 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7197 of the underlying type of a MS bitfield layout to the natural
7198 alignment of the type.
7200 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7202 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7203 to their natural alignment to avoid store forwarding stalls.
7205 2008-03-22 Richard Guenther <rguenther@suse.de>
7207 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
7208 For PHI nodes verify the address is invariant.
7209 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
7210 (get_symbol_constant_value): Use is_gimple_min_invariant.
7211 (maybe_fold_stmt_indirect): Likewise.
7213 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
7215 PR rtl-optimization/33927
7216 * Makefile.in (dse.o): Depend on $(TM_P_H).
7217 * expr.h (extract_low_bits): Declare.
7218 * expmed.c (extract_low_bits): New function.
7219 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
7220 * dse.c: Include tm_p.h.
7221 (find_shift_sequence): Remove the read_reg argument and return the
7222 read value. Emit the instructions instead of returning them.
7223 Iterate on new_mode rather than calculating it each time.
7224 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
7225 source to NEW_MODE and extract_low_bits to convert the shifted
7227 (replace_read): Allow the load and store to have different mode
7228 classes. Use extract_low_bits when SHIFT == 0. Create the shift
7229 or extraction instructions before trying the replacement. Update
7230 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
7232 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7234 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7235 to their natural alignment to avoid store forwarding stalls.
7237 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7240 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
7241 encouraging but not allowing gprs for input;
7242 change the input constraint to !f#r.
7243 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
7245 change the output constraint to !f#r.
7247 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
7250 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
7251 corresponding post-reload splitters.
7252 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
7253 when x87 FP math is selected.
7254 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
7255 New function prototype.
7256 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
7257 unreachable function to ease macroization of insn patterns.
7259 2008-03-21 Martin Jambor <mjambor@suse.cz>
7261 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
7262 reference dumps if ddr is NULL or dependence is unknown.
7264 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7266 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
7267 unsigned extension into account.
7268 (ATOMIC_COMPARE_AND_SWAP): Likewise.
7269 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
7270 Do computations on a scratch register.
7272 2008-03-21 Richard Guenther <rguenther@suse.de>
7274 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7275 Use is_gimple_min_invariant instead of TREE_INVARIANT.
7276 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
7277 * tree-ssa-dom.c (record_equality): Likewise.
7278 * tree-inline.c (copy_body_r): Likewise.
7279 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
7282 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7284 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
7285 as 'delete_unused' argument.
7287 2008-03-20 Richard Guenther <rguenther@suse.de>
7289 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7290 special casing of constant qualifiers.
7291 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
7292 care about them in general.
7293 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
7294 regardless of their type.
7295 (fold_stmt_r): Forcefully fold *& if we end up with that.
7297 2008-03-20 Paul Brook <paul@codesourcery.com>
7299 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
7300 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
7302 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
7304 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
7305 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
7307 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
7309 * common.opt (Wmudflap): New option.
7310 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
7311 (mx_register_decls): Likewise.
7312 (mudflap_finish_file): Likewise.
7313 * doc/invoke.texi: Document -Wno-mudflap.
7315 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
7317 * c-format.c (replace_format_name_to_system_name): New.
7319 (convert_format_name_to_system_name): New.
7320 (decode_format_attr): Add use of convert_format_name_to_system_name.
7321 (format_types_orig): Add gnu_ prefix to names.
7322 (check_format_info_main): Special treating of \0 escaped names for
7323 supporting multi-character format specifiers as I32, I64.
7324 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
7325 (gnu_target_overrides_format_attributes): New.
7326 * c-format.h: Add structure target_ovr_attr to hold
7327 system specific formatter names.
7328 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
7329 msformat-c.o file to c_target_objs and cxx_target_objs.
7330 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7331 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
7332 (TARGET_N_FORMAT_TYPES): New.
7333 * config/i386/msformat-c.c: New.
7334 * config/i386/t-cygming: Add build rule for msformat-c.o.
7335 * doc/extend.texi: Add new format names gnu_* and ms_* and
7337 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7339 2008-03-20 Ira Rosen <irar@il.ibm.com>
7341 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
7342 optimizations turned on under -O3.
7343 (ftree-vectorize): Add that the flag is turned on with -O3.
7345 2008-03-20 Ben Elliston <bje@au.ibm.com>
7347 * regmove.c (try_auto_increment): Fix spelling error in comment.
7348 * final.c (final_scan_insn): Likewise.
7350 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
7353 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
7354 allocator preferences for "y" and "r" class registers.
7355 ("*mov<mode>_internal"): Ditto.
7356 ("*movv2sf_internal_rex64"): Ditto.
7357 ("*movv2sf_internal"): Ditto.
7359 2008-03-19 Michael Matz <matz@suse.de>
7362 * calls.c (expand_call): Check overlap of arguments with call
7363 address for sibcalls.
7365 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7368 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7369 of the underlying type of a MS bitfield layout to the natural
7370 alignment of the type.
7372 2008-03-19 Jan Hubicka <jh@suse.cz>
7375 * toplev.c (decode_d_option): Handle all CPP flags.
7376 * tree-vrp.c: Update tree_pass descriptors.
7377 * regrename.c: Update tree_pass descriptors.
7378 * fwprop.c: Update tree_pass descriptors.
7379 * doc/invoke.texi: Remove documentation of dropped -d? flags.
7380 * tree-into-ssa.c: Update tree_pass descriptors.
7381 * tree-dump.c: Update tree_pass descriptors.
7382 * tree-complex.c: Update tree_pass descriptors.
7383 * tree-dump.h: Update tree_pass descriptors.
7384 * see.c: Update tree_pass descriptors.
7385 * cgraphbuild.c: Update tree_pass descriptors.
7386 * tracer.c: Update tree_pass descriptors.
7387 * tree-loop-distribution.c: Update tree_pass descriptors.
7388 * cgraph.c: Update tree_pass descriptors.
7389 * postreload-gcse.c: Update tree_pass descriptors.
7390 * postreload.c: Update tree_pass descriptors.
7391 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
7392 * tree-tailcall.c: Update tree_pass descriptors.
7393 * tree-pass.h (tree_opt_pass): Rename to ...
7394 (opt_pass) ... this one; add "type" field and remove letter field.
7395 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
7396 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
7397 all_lowering_passes): Update declaration.
7398 * ipa-cp.c: Update tree_pass descriptors.
7399 * final.c: Update tree_pass descriptors.
7400 * omp-low.c: Update tree_pass descriptors.
7401 * tree-ssa-dse.c: Update tree_pass descriptors.
7402 * ipa-reference.c: Update tree_pass descriptors.
7403 * tree-ssa-uncprop.c: Update tree_pass descriptors.
7404 * auto-inc-dec.c: Update tree_pass descriptors.
7405 * reorg.c: Update tree_pass descriptors.
7406 * cgraphunit.c: Update tree_pass descriptors.
7407 * tree-ssa-copyrename.c: Update tree_pass descriptors.
7408 * tree-ssa-ccp.c: Update tree_pass descriptors.
7409 * df-core.c: Update tree_pass descriptors.
7410 * mode-switching.c: Update tree_pass descriptors.
7411 * tree-nomudflap.c: Update tree_pass descriptors.
7412 * modulo-sched.c: Update tree_pass descriptors.
7413 * ipa-pure-const.c: Update tree_pass descriptors.
7414 * cse.c: Update tree_pass descriptors.
7415 * web.c: Update tree_pass descriptors.
7416 * tree-stdarg.c: Update tree_pass descriptors.
7417 * tree-ssa-math-opts.c: Update tree_pass descriptors.
7418 * tree-ssa-dom.c: Update tree_pass descriptors.
7419 * tree-nrv.c: Update tree_pass descriptors.
7420 * tree-ssa-alias.c: Update tree_pass descriptors.
7421 * loop-init.c: Update tree_pass descriptors.
7422 * gimple-low.c: Update tree_pass descriptors.
7423 * ipa-inline.c: Update tree_pass descriptors.
7424 * tree-ssa-sink.c: Update tree_pass descriptors.
7425 * global.c: Update tree_pass descriptors.
7426 * ifcvt.c: Update tree_pass descriptors.
7427 * jump.c: Update tree_pass descriptors.
7428 * predict.c: Update tree_pass descriptors.
7429 * tree-ssa-loop.c: Update tree_pass descriptors.
7430 * recog.c: Update tree_pass descriptors.
7431 * dse.c: Update tree_pass descriptors.
7432 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
7433 * tree-eh.c: Update tree_pass descriptors.
7434 * regmove.c: Update tree_pass descriptors.
7436 * function.c: Update tree_pass descriptors.
7437 * tree-vectorizer.c: Update tree_pass descriptors.
7438 * gcse.c: Update tree_pass descriptors.
7439 * ipa-type-escape.c: Update tree_pass descriptors.
7440 * tree-if-conv.c: Update tree_pass descriptors.
7441 * init-regs.c: Update tree_pass descriptors.
7442 * ipa.c: Update tree_pass descriptors.
7443 * tree-ssa-phiopt.c: Update tree_pass descriptors.
7444 * rtl-factoring.c: Update tree_pass descriptors.
7445 * lower-subreg.c: Update tree_pass descriptors.
7446 * bt-load.c: Update tree_pass descriptors.
7447 * tree-dfa.c: Update tree_pass descriptors.
7448 * except.c: Update tree_pass descriptors.
7449 * emit-rtl.c: Update tree_pass descriptors.
7450 * cfgexpand.c: Update tree_pass descriptors.
7451 * tree-cfgcleanup.c: Update tree_pass descriptors.
7452 * cfgcleanup.c: Update tree_pass descriptors.
7453 * tree-ssa-pre.c: Update tree_pass descriptors.
7454 * tree-sra.c: Update tree_pass descriptors.
7455 * tree-mudflap.c: Update tree_pass descriptors.
7456 * tree-ssa-copy.c: Update tree_pass descriptors.
7457 * cfglayout.c: Update tree_pass descriptors.
7458 * tree-ssa-forwprop.c: Update tree_pass descriptors.
7459 * tree-ssa-dce.c: Update tree_pass descriptors.
7460 * tree-ssa.c: Update tree_pass descriptors.
7461 * regclass.c: Update tree_pass descriptors.
7462 * integrate.c: Update tree_pass descriptors.
7463 * tree-optimize.c: Update tree_pass descriptors.
7464 * tree-ssa-phiprop.c: Update tree_pass descriptors.
7465 * tree-object-size.c: Update tree_pass descriptors.
7466 * combine.c: Update tree_pass descriptors.
7467 * tree-outof-ssa.c: Update tree_pass descriptors.
7468 * bb-reorder.c: Update tree_pass descriptors.
7469 * stack-ptr-mod.c: Update tree_pass descriptors.
7470 * var-tracking.c: Update tree_pass descriptors.
7471 * tree-profile.c: Update tree_pass descriptors.
7472 * tree-vect-generic.c: Update tree_pass descriptors.
7473 * reg-stack.c: Update tree_pass descriptors.
7474 * sched-rgn.c: Update tree_pass descriptors.
7475 * tree-ssa-structalias.c: Update tree_pass descriptors.
7476 * tree-cfg.c: Update tree_pass descriptors.
7477 * passes.c (current_pass): Update declaration.
7478 (finish_optimization_passes): Update.
7479 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
7480 (register_one_dump_file, register_dump_files_1, next_pass_1):
7482 (init_optimization_passes): Update handling of new types.
7483 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
7484 * ipa-struct-reorg.c: Update tree_pass descriptors.
7485 * tree-ssa-reassoc.c: Update tree_pass descriptors.
7486 * combine-stack-adj.c: Update tree_pass descriptors.
7487 * cfgrtl.c: Update tree_pass descriptors.
7488 * dce.c: Update tree_pass descriptors.
7489 * tree-ssanames.c: Update tree_pass descriptors.
7491 2008-03-19 Richard Guenther <rguenther@suse.de>
7494 * tree-ssa.c (walk_data): New structure.
7495 (warn_uninitialized_var): If not always_executed warn with "maybe"
7497 (execute_early_warn_uninitialized): Compute post-dominators.
7498 Initialize always_executed before processing each basic block.
7500 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7503 * config/i386/i386.c (x86_this_parameter): Calculate correct location
7504 of "this" pointer when "regparm = N" or "fastcall" is in effect.
7506 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7508 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
7510 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
7512 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
7514 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
7515 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
7516 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
7517 target after ignore has been set, and move there also the commputation
7518 of subtarget and original_target.
7519 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
7520 (LANG_HOOKS_INITIALIZER): Remove it.
7521 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
7523 2008-03-18 Richard Guenther <rguenther@suse.de>
7525 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
7526 found an expression with constants, note that in the VN for the lhs.
7527 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
7528 fold them to constants if possible. Run cleanup_cfg if done so.
7529 (execute_pre): Return todo.
7531 (execute_fre): Likewise.
7532 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
7534 (get_prop_source_stmt): Look through pointer conversions.
7536 2008-03-18 Jan Hubicka <jh@suse.cz>
7538 * tree-pretty-print.c: Include predict.h.
7539 (dump_generic_node): Dump predictor.
7540 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
7541 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
7542 * gimple-low.c (lower_stmt): Likewise.
7543 * expr.c (expand_expr_real): Likewise.
7544 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
7546 (build_predict_expr, build_predict_expr): New.
7547 * predict.h (predictor_name, build_predict_expr): Update.
7548 * c-typeck.c (c_finish_bc_stmt): Add prediction.
7549 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
7550 * predict.def (PRED_CONTINUE): Update hitrate.
7551 * tree.def (PREDICT_EXPR): Define.
7552 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
7553 do not handle BIND_EXPR.
7554 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
7555 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
7556 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
7559 2008-03-18 Michael Matz <matz@suse.de>
7561 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
7563 2008-03-18 Richard Guenther <rguenther@suse.de>
7565 * tree-gimple.h (is_gimple_invariant_address): Declare.
7566 (is_gimple_constant): Likewise.
7567 * tree-gimple.c (is_gimple_constant): New function.
7568 (is_gimple_invariant_address): Likewise.
7569 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
7570 and is_gimple_invariant_address.
7571 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
7573 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
7574 an addressable base.
7576 2008-03-18 Jakub Jelinek <jakub@redhat.com>
7579 * gimplify.c (gimplify_expr): Gimplify second operand of
7582 2008-03-17 Richard Guenther <rguenther@suse.de>
7584 PR tree-optimization/19637
7585 * fold-const.c (fold_unary): Remove restrictions of removing
7586 intermediate pointer-conversions (P2)(P1)P0.
7587 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
7588 conversion to void pointer.
7589 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
7591 2008-03-16 James E. Wilson <wilson@tuliptree.org>
7594 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
7595 emulated thread local variables.
7597 2008-03-16 Richard Guenther <rguenther@suse.de>
7600 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
7601 expand TREE_INVARIANT operations that are not gimple invariant.
7603 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
7605 * doc/extend.texi (Alignment): Say that the ABI controls
7606 the __alignof__ for non-strict-alignment targets rather
7607 than being a recommendation.
7609 2008-03-15 Paul Brook <paul@codesourcery.com>
7611 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
7613 (arm_output_fn_unwind): Mark functions that can not be unwound.
7615 2008-03-15 Paul Brook <paul@codesourcery.com>
7617 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
7618 extension instructions.
7620 2008-03-15 Richard Guenther <rguenther@suse.de>
7622 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
7623 and fold constant aggregate refs.
7624 (fold_const_aggregate_ref): Handle string constants
7625 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
7626 (evaluate_stmt): Simplify now that ccp_fold folds constant
7629 2008-03-15 Paul Brook <paul@codesourcery.com>
7631 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
7632 (extzv): Use gen_extzv_t2.
7633 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
7635 2008-03-15 Richard Guenther <rguenther@suse.de>
7637 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
7638 (fold_const_aggregate_ref): Likewise.
7639 (get_value): Return NULL if we don't have any values.
7640 (ccp_finalize): Set const_val to NULL after freeing it.
7641 * tree-flow.h (get_symbol_constant_value): Declare.
7642 (fold_const_aggregate_ref): Likewise.
7643 * tree-ssa-sccvn.c (try_to_simplify): Use them.
7645 2008-03-15 Richard Guenther <rguenther@suse.de>
7648 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
7649 to not produce negative array indices if not allowed. Add
7650 parameter to indicate that.
7651 (maybe_fold_offset_to_component_ref): Allow negative array
7652 indices only for the first member of a structure.
7653 (maybe_fold_offset_to_reference): Allow negative array indices.
7654 (maybe_fold_stmt_addition): Likewise.
7656 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
7657 Anatoly Sokolov <aesok@post.ru>
7659 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
7660 (avr_arch): Add ARCH_AVR6.
7661 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
7662 (initial_elimination_offset): Initialize and use 'avr_pc_size'
7663 instead of fixed value 2.
7664 (print_operand_address): Use gs() asm specifier instead of pm().
7665 (avr_assemble_integer): (Ditto.).
7666 (avr_output_addr_vec_elt): (Ditto.).
7667 (print_operand): Handle "!" code.
7668 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
7669 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
7670 (AVR_HAVE_EIJMP_EICALL): Define.
7671 (AVR_3_BYTE_PC): Redefine.
7672 (AVR_2_BYTE_PC): (Ditto.).
7673 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
7674 (LINK_SPEC): Add atmega2560 and atmega2561.
7675 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
7677 * config/avr/avr.md (call_insn): Use eicall instead of icall
7678 for 3 byte PC devices.
7679 (call_value_insn): (Ditto.).
7680 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
7681 (indirect_jump): Use only for for 2 byte PC devices.
7682 (*tablejump): (Ditto.).
7683 (*indirect_jump_avr6): Add insn.
7684 (*tablejump_rjmp): Don't use for 3 byte PC devices.
7685 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
7686 instead of ijmp for 3 byte PC devices.
7687 (__tablejump2__): (Ditto.).
7688 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
7689 (MULITLIB_DIRNAMES): (Ditto.).
7690 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
7692 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
7694 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
7695 "sse2_umulsidi3". Use V1DI mode for operand 0.
7696 ("mmx_psadbw"): Use V1DI mode for operand 0.
7697 * config/i386/i386-modes.def (V1SI): New vector mode.
7698 * config/i386/i386.c (struct builtin_description)
7699 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
7700 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
7701 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
7702 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
7703 v1di_ftype_v8qi_v8qi type.
7704 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
7706 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
7707 __builtin_ia32_pmuludq]: Fix the mode of return value.
7709 2008-03-15 Richard Guenther <rguenther@suse.de>
7712 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
7715 2008-03-14 Bob Wilson <bob.wilson@acm.org>
7717 * doc/invoke.texi (Option Summary, Xtensa Options): Document
7718 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
7719 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
7720 unless TARGET_SERIALIZE_VOLATILE is enabled.
7721 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
7722 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
7723 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
7725 2008-03-14 Richard Guenther <rguenther@suse.de>
7727 PR tree-optimization/34172
7728 * tree-flow.h (refs_may_alias_p): Declare.
7729 (get_single_def_stmt): Likewise.
7730 (get_single_def_stmt_from_phi): Likewise.
7731 (get_single_def_stmt_with_phi): Likewise.
7732 * tree-dfa.c (refs_may_alias_p): New function.
7733 (get_single_def_stmt): Likewise.
7734 (get_single_def_stmt_from_phi): Likewise.
7735 (get_single_def_stmt_with_phi): Likewise.
7736 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
7737 (vn_reference_lookup_1): New helper function.
7738 (vn_reference_lookup): Walk the virtual use-def chain to
7739 continue searching for a match if the def does not alias the
7740 reference we are looking for.
7742 2008-03-14 David Edelsohn <edelsohn@gnu.org>
7744 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
7745 archive and Perzl. Update The Written Word listing.
7747 2008-03-14 Richard Guenther <rguenther@suse.de>
7749 PR tree-optimization/34043
7750 PR tree-optimization/33989
7751 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
7753 (bitmap_find_leader): Use extra argument to verify dominance
7754 relationship inside a basic-block.
7755 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
7756 (find_leader_in_sets): Adjust.
7757 (create_component_ref_by_pieces): Take extra argument for
7758 dominance check, handle lookup failures.
7759 (find_or_generate_expression): Likewise.
7760 (create_expression_by_pieces): Likewise.
7761 (insert_into_preds_of_block): Adjust.
7762 (create_value_expr_from): If asked for, verify all operands
7763 are in the blocks AVAIL_OUT set.
7764 (make_values_for_stmt): Check for SSA_NAMEs that are life
7765 over an abnormal edge.
7766 (compute_avail): Remove such check.
7767 (do_SCCVN_insertion): New function.
7768 (eliminate): If we do not find a leader suitable for replacement
7769 insert a replacement expression from SCCVN if available.
7770 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
7771 (struct vn_ssa_aux): Add needs_insertion flag.
7772 * tree-ssa-sccvn.c (may_insert): New global flag.
7773 (copy_reference_ops_from_ref): Value-number union member access
7774 based on its size, not type and member if insertion is allowed.
7775 (visit_reference_op_load): For a weak match from union type
7776 punning lookup a view-converted value and insert a SSA_NAME
7777 for that value if that is not found.
7778 (visit_use): Make dumps shorter. Do not disallow value numbering
7779 SSA_NAMEs that are life over an abnormal edge to constants.
7780 (free_scc_vn): Release inserted SSA_NAMEs.
7781 (run_scc_vn): New flag to specify whether insertion is allowed.
7782 Process SSA_NAMEs in forward order.
7783 * tree-ssa-loop-im.c (for_each_index): Handle invariant
7784 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
7785 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
7786 pointer type to/from integral types that do not change the
7787 precision to regular conversions.
7789 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7791 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7792 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7793 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
7794 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
7795 input arguments and the mode of return value. Built-in functions
7796 that operate on whole 64-bit MMX register now use V1DI mode.
7798 2008-03-13 Alon Dayan <alond@il.ibm.com>
7799 Olga Golovanevsky <olga@il.ibm.com>
7801 PR tree-optimization/35041
7802 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
7803 to locate the right position in a statement.
7805 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7809 * config/i386/xmmintrin.h: Change all static inline functions to
7810 extern inline and add __gnu_inline__ attribute.
7811 * config/i386/bmintrin.h: Ditto.
7812 * config/i386/smmintrin.h: Ditto.
7813 * config/i386/tmmintrin.h: Ditto.
7814 * config/i386/mmintrin-common.h: Ditto.
7815 * config/i386/ammintrin.h: Ditto.
7816 * config/i386/emmintrin.h: Ditto.
7817 * config/i386/pmmintrin.h: Ditto.
7818 * config/i386/mmintrin.h: Ditto.
7819 * config/i386/mm3dnow.h: Ditto.
7821 2008-03-13 Jakub Jelinek <jakub@redhat.com>
7824 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
7825 (lower_omp_2): New function.
7826 (lower_omp_1, lower_omp): Rewritten.
7828 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
7831 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
7832 with the phrase "Microsoft Windows compilers".
7833 (Push/Pop Macro Pragmas): New subsection. Document
7834 #pragma push_macro and pragma pop_macro.
7836 2008-03-12 Paul Brook <paul@codesourcery.com>
7838 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
7840 2008-03-12 Paul Brook <paul@codesourcery.com>
7842 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
7843 (thumb2_alusi3_short): Exclude PLUS and MINUS.
7844 (thumb2_addsi_shortim): Rename ...
7845 (thumb2_addsi_short): ... to this. Allow register operands.
7846 (thumb2_subsi_short): New pattern.
7847 (thumb2_one_cmplsi2_short,
7848 thumb2_negsi2_short): New patterns and peepholes.
7850 2008-03-12 Paul Brook <paul@codesourcery.com>
7852 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
7854 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
7856 * config/i386/i386.md (int_cond): New code iterator.
7858 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
7859 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
7860 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
7861 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
7862 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
7863 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
7864 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
7865 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
7867 2008-03-12 Paul Brook <paul@codesourcery.com>
7869 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
7870 instead of {arm,thumb}_compute_save_reg_mask.
7871 (output_return_instruction): Ditto.
7872 (thumb_unexpanded_epilogue): Ditto.
7873 (thumb1_expand_prologue): Ditto.
7874 (thumb1_output_function_prologue): Ditto.
7875 (arm_set_return_address): Ditto.
7876 (thumb_set_return_address): Ditto.
7877 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
7878 regs to achieve stack alignment.
7879 (thumb1_compute_save_reg_mask): Fix compiler warning.
7880 (arm_output_epilogue): Use offsets->saved_regs_mask.
7881 Adjust stack pointer by poping call clobered registers.
7882 (arm_expand_prologue): Use offsets->saved_regs_mask.
7883 Adjust stack pointer by pushing extra registers.
7884 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
7886 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
7889 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
7890 conversion to the operands of a multiplication.
7892 2008-03-12 Richard Guenther <rguenther@suse.de>
7894 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
7895 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
7896 * timevar.def (TV_TREE_PHIPROP): Add.
7897 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
7898 pass description. Use TV_TREE_PHIPROP.
7899 * tree-ssa-forwprop.c: Remove phiprop code.
7901 2008-03-12 Jakub Jelinek <jakub@redhat.com>
7904 * omp-low.c (maybe_lookup_decl): Constify first argument.
7905 (use_pointer_for_field): Change last argument from bool to
7906 omp_context *. Disallow shared copy-in/out in nested
7907 parallel if decl is shared in outer parallel too.
7908 (build_outer_var_ref, scan_sharing_clauses,
7909 lower_rec_input_clauses, lower_copyprivate_clauses,
7910 lower_send_clauses, lower_send_shared_vars): Adjust callers.
7912 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
7913 Ira Rosen <irar@il.ibm.com>
7915 * tree-vectorizer.c (free_stmt_vec_info): New function.
7916 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
7917 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
7918 * tree-vectorizer.h (free_stmt_vec_info): Declare.
7919 * tree-vect-transform.c (vectorizable_conversion): Free
7920 vec_oprnds0 if it was allocated.
7921 (vect_permute_store_chain): Remove unused VECs.
7922 (vectorizable_store): Free VECs that are allocated in the..
7924 (vect_transform_strided_load, vectorizable_load): Likewise.
7925 (vect_remove_stores): Simplify the code.
7926 (vect_transform_loop): Move code to vect_remove_stores().
7927 Call vect_remove_stores() and free_stmt_vec_info().
7929 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7931 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
7932 TARGET_HPUX. Revise comment.
7933 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
7934 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
7935 Use sr4 variant of `be' instruction when not generating PIC code.
7936 (attr_length_call): Adjust for above change.
7938 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7940 * ipa-reference.c (static_execute): Remove module_statics_const and
7941 associated setting code.
7943 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7946 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
7947 predicate for operand 1.
7948 (paritysi2_cmp): Use register_operand predicate for operand 2.
7949 Use earlyclobber modifier for operand 1. Remove support for
7951 (paritydi2_cmp): Use register_operand predicate for operand 3.
7952 Use earlyclobber modifier for operand 1. Remove support for
7955 2008-03-11 Paul Brook <paul@codesourcery.com>
7956 Vladimir Prus <vladimir@codesourcery.com>
7958 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
7959 (arm_compute_save_reg0_reg12_mask): Always
7960 check if register 11 must be saved. Always safe hard frame pointer
7961 when frame_pointer_needeed.
7962 (arm_compute_save_reg_mask): Save IP and PC
7963 only with apcs frames.
7964 (arm_output_epilogue): Adjust Thumb2 codepath to
7965 be also invoked and work for ARM non-apcs frames.
7966 (arm_expand_prologue): Don't bother saving IP
7967 for non-apcs frame, since it's not clobbered by
7968 prologue code. Implement non-apcs frame
7971 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7973 PR rtl-optimization/35281
7974 * expr.c (convert_move): Use a new pseudo for the intermediate
7975 from_mode->word_mode result.
7977 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7979 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
7980 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
7981 * toplev.c (compile_file): Don't call it.
7983 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7986 * expr.c (store_expr): Call emit_block_move if the mode
7987 of "temp" RTX is BLKmode.
7989 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7990 Richard Guenther <rguenther@suse.de>
7992 PR tree-optimization/31358
7993 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
7994 the step with a NULL_TREE.
7995 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
7996 to sizetype if type is a pointer type.
7997 (add_candidate_1): Don't convert the base and step to
7998 the generic type if the orginal type is a pointer type.
7999 (add_iv_value_candidates): Use sizetype for the step
8000 if type is a pointer type.
8001 (cand_value_at): Likewise.
8002 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8004 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
8005 Don't convert the tem affine to the type.
8006 (add_elt_to_tree): Use sizetype for the step if a pointer.
8007 Use POINTER_PLUS_EXPR for pointers.
8008 (aff_combination_to_tree): Use sizetype for the step if a
8011 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
8013 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
8014 Remove commutativity hint.
8016 2008-03-10 Jakub Jelinek <jakub@redhat.com>
8020 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
8021 errorneous type. Check that v is a VAR_DECL.
8024 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
8026 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
8028 PR tree-optimization/35494
8029 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
8030 may be overriden at link and run time.
8032 2008-03-10 Richard Guenther <rguenther@suse.de>
8034 PR tree-optimization/34677
8035 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
8036 (poolify_tree): Likewise.
8037 (modify_expr_template): Likewise.
8038 (poolify_modify_stmt): Likewise.
8039 (insert_fake_stores): Handle all component-ref style stores
8040 in addition to INDIRECT_REF. Also handle complex types.
8041 Do not poolify the inserted load.
8042 (realify_fake_stores): Do not rebuild the tree but only
8043 make it a SSA_NAME copy.
8044 (init_pre): Remove initialzation of modify_expr_template.
8045 Do not allocate modify_expr_node_pool.
8046 (fini_pre): Do not free modify_expr_node_pool.
8048 2008-03-10 Paul Brook <paul@codesourcery.com>
8050 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
8053 2008-03-10 Paul Brook <paul@codesourcery.com>
8054 Mark Shinwell <shinwell@codesourcery.com>
8056 * config/arm/cortex-r4.md: New.
8057 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
8059 * config/arm/arm.md: Include cortex-r4.md.
8060 (insn): Add smmls, sdiv and udiv values.
8061 (generic_sched): Don't use generic scheduling for Cortex-R4.
8062 (arm_issue_rate): New function.
8063 (TARGET_SCHED_ISSUE_RATE): Define.
8065 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
8067 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
8069 2008-03-10 Richard Guenther <rguenther@suse.de>
8071 * tree-ssa-pre.c (get_sccvn_value): Simplify.
8072 (compute_avail): Do not add stmt uses to AVAIL_OUT.
8074 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
8076 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
8077 Set default to true.
8079 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8081 * c.opt (Wsynth): Deprecate.
8082 * doc/invoke.texi (Option Summary, Warning Options): Document
8083 -Wno-format-contains-nul.
8085 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
8088 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
8089 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
8091 2008-03-09 Ira Rosen <irar@il.ibm.com>
8093 * config/rs6000/rs6000.c (builtin_description): Rename vector
8094 left shift operations.
8095 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
8096 (altivec_vsl<VI_char>): Rename to ...
8097 (ashl<mode>3): ... new name.
8098 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
8100 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
8102 2008-03-08 Richard Guenther <rguenther@suse.de>
8104 * coverage.h (tree_coverage_counter_addr): Declare.
8105 * coverage.c (tree_coverage_counter_addr): New function.
8106 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
8108 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
8109 (tree_gen_one_value_profiler): Likewise.
8110 (tree_gen_ic_profiler): Likewise.
8111 (tree_gen_average_profiler): Likewise.
8112 (tree_gen_ior_profiler): Likewise.
8114 2008-03-08 Richard Guenther <rguenther@suse.de>
8116 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
8117 (vn_binary_op_insert): Likewise.
8118 (vn_unary_op_lookup): Likewise.
8119 (vn_unary_op_insert): Likewise.
8120 (vn_nary_op_lookup): Declare.
8121 (vn_nary_op_insert): Likewise.
8122 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
8123 and binary hashes, use a single obstack for unary_op_pool
8125 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
8126 a single struct vn_nary_op_s. Store tree code length and
8127 a variable number of operands.
8128 (struct vn_reference_op_struct): Remove unused op2.
8129 (vn_reference_op_eq): Do not compare op2.
8130 (vn_reference_op_compute_hash): Do not compute hash of op2.
8131 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
8132 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
8133 with vn_nary_op_compute_hash.
8134 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
8135 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
8137 (vn_unary_op_insert, vn_binary_op_insert): Replace with
8139 (visit_unary_op): Call nary functions.
8140 (visit_binary_op): Likewise.
8141 (process_scc): Adjust for struct vn_tables_s changes.
8142 (allocate_vn_table): Likewise.
8143 (free_vn_table): Likewise.
8144 * tree-vn.c (vn_add): Call nary functions.
8145 (vn_lookup): Likewise.
8147 2008-03-08 Jakub Jelinek <jakub@redhat.com>
8150 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
8151 wdst back after sync_compare_and_swapqhi_internal.
8153 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
8156 * config/i386/i386-modes.def (V1DI): New vector mode.
8157 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
8158 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
8159 (MMXMODE248): Ditto.
8160 (MMXMODE): Add V1DI mode.
8161 (mmxvecsize): Change DI mode to V1DI mode.
8162 ("mov<mode>): Use MMXMODEI8 mode iterator.
8163 ("*mov<mode>_internal_rex64"): Ditto.
8164 ("*mov<mode>_internal"): Ditto.
8165 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
8166 ("mmx_sub<mode>3"): Ditto.
8167 ("mmx_adddi3"): Remove insn pattern.
8168 ("mmx_subdi3"): Ditto.
8169 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
8170 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
8171 ("mmx_ashl<mode>3"): Ditto.
8172 ("mmx_lshrdi3"): Remove insn pattern.
8173 ("mmx_ashldi3"): Ditto.
8174 * config/i386/i386.c (classify_argument): Handle V1DImode.
8175 (function_arg_advance_32): Ditto.
8176 (function_arg_32): Ditto.
8177 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
8178 mmx_addv1di3 insn pattern.
8179 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
8180 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
8181 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
8182 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
8183 Remove definitions of built-in functions.
8184 (V1DI_type_node): New node.
8185 (v1di_ftype_v1di_int): Ditto.
8186 (v1di_ftype_v1di_v1di): Ditto.
8187 (v2si_ftype_v2si_si): Ditto.
8188 (v4hi_ftype_v4hi_di): Remove node.
8189 (v2si_ftype_v2si_di): Ditto.
8190 (ix86_init_mmx_sse_builtins): Handle V1DImode.
8191 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
8192 Redefine builtins using def_builtin_const with *_ftype_*_int node.
8193 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
8194 Add new builtins using def_builtin_const.
8195 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
8196 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
8197 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
8198 * config/i386/mmintrin.h (__v1di): New typedef.
8199 (_mm_add_si64): Cast arguments to __v1di type.
8200 (_mm_sub_si64): Ditto.
8201 (_mm_sll_pi16): Cast __count to __v4hi type.
8202 (_mm_sll_pi32): Cast __count to __v2si type.
8203 (_mm_sll_si64): Cast arguments to __v1di type.
8204 (_mm_srl_pi16): Cast __count to __v4hi type.
8205 (_mm_srl_pi32): Cast __count to __v2si type.
8206 (_mm_srl_si64): Cast arguments to __v1di type.
8207 (_mm_sra_pi16): Cast __count to __v4hi type.
8208 (_mm_sra_pi32): Cast __count to __v2si type.
8209 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
8210 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
8211 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
8212 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
8213 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
8214 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
8215 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
8216 (_mm_srai_pi32): Use __builtin_ia32_psradi.
8217 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
8218 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8219 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8220 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
8222 2008-03-07 Joseph Myers <joseph@codesourcery.com>
8224 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
8226 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
8229 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
8230 reg+const addressing for Altivec modes. Don't generate reg+reg
8231 addressing for TFmode or TDmode quantities.
8233 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
8235 * c-common.c (vector_types_convertible_p): Call langhook
8236 instead of comptypes.
8238 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8241 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
8242 integral and scalar float variables which have a
8245 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
8247 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
8248 dwarf_register_span hook when emitting unwind information for
8249 register-to-memory saves.
8250 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
8251 (rs6000_frame_related): Remove call to spe_synthesize_frame.
8253 2008-03-06 Jakub Jelinek <jakub@redhat.com>
8255 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
8256 for the same VAR_DECL.
8258 2008-03-06 Tom Tromey <tromey@redhat.com>
8261 * doc/standards.texi (Standards): Don't mention treelang.
8262 * doc/invoke.texi (Overall Options): Don't mention treelang.
8263 * doc/install.texi (Prerequisites): Don't mention bison or
8265 (Configuration): Don't mention treelang.
8266 (Building): Likewise.
8267 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
8269 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
8271 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
8272 word-extractions out of a multi-word object.
8274 2008-03-06 Richard Guenther <rguenther@suse.de>
8276 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
8277 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
8278 result type and precision.
8279 * expr.c (get_inner_reference): Set unsignedp based on the result
8280 type of BIT_FIELD_REF.
8281 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
8282 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
8283 (try_instantiate_multiple_fields): Likewise. Use the correct type
8285 (sra_build_assignment): Likewise.
8286 (sra_build_elt_assignment): Likewise.
8287 (sra_explode_bitfield_assignment): Likewise.
8288 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
8289 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
8290 set BIT_FIELD_REF_UNSIGNED.
8291 (vectorizable_load): Likewise.
8293 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
8295 * cse.c (cse_extended_basic_block): Invalidate artificial defs
8298 2008-03-06 Richard Guenther <rguenther@suse.de>
8300 * alias.c (struct alias_set_entry): Move has_zero_child field
8301 to pack with alias_set.
8303 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8305 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8308 2008-03-05 Ian Lance Taylor <iant@google.com>
8310 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
8312 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8314 * fwprop.c (update_df): Support width and offset parameters of
8316 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
8317 global_conflicts): Change DF_REF_EXTRACT to either
8318 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8319 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8320 * df-scan.c (df_ref_record, df_defs_record,
8321 df_ref_create_structure, df_def_record_1, df_uses_record,
8322 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
8323 df_bb_refs_collect, df_entry_block_defs_collect,
8324 df_exit_block_uses_collect): Support new width and offset fields.
8325 (ref_extract_pool): New storage pool.
8326 (df_free_ref): New function.
8327 (df_reg_chain_unlink, df_free_collection_rec,
8328 df_sort_and_compress_refs): Call df_free_ref.
8329 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
8331 (df_ref_create_structure): Allocate df_ref_extract if offset and
8332 width fields are used.
8333 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
8334 (df_uses_record): Get offset and width from ZERO_EXTRACT
8336 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
8337 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8338 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8339 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
8340 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8341 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8342 (df_ref_extract): New structure.
8343 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
8344 (df_ref_create): Add width and offset parameters.
8346 2008-03-05 Richard Guenther <rguenther@suse.de>
8348 * tree-ssa-structalias.c (get_constraint_for_component_ref):
8349 Use ranges_overlap_p.
8350 (offset_overlaps_with_access): Rename
8351 to ranges_overlap_p and move ...
8352 * tree-flow-inline.h (ranges_overlap_p): ... here.
8354 * tree.h (get_inner_reference, handled_component_p): Update
8357 * tree.h (record_component_aliases, get_alias_set,
8358 alias_sets_conflict_p, alias_sets_must_conflict_p,
8359 objects_must_conflict_p): Move declarations ...
8360 * alias.h (record_component_aliases, get_alias_set,
8361 alias_sets_conflict_p, alias_sets_must_conflict_p,
8362 objects_must_conflict_p): ... here.
8363 Include coretypes.h.
8364 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
8366 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
8368 * cfg.c: Include tree-flow.h.
8369 (remove_edge_raw): Call redirect_edge_var_map_clear.
8370 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
8371 * tree-flow-inline.h (redirect_edge_var_map_def): New.
8372 (redirect_edge_var_map_result): New.
8373 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
8374 PENDING_STMT use with redirect_edge_var_map_*.
8375 * tree-ssa.c (edge_var_maps): New definition.
8376 (redirect_edge_var_map_add): New.
8377 (redirect_edge_var_map_clear): New.
8378 (redirect_edge_var_map_dup): New.
8379 (redirect_edge_var_map_vector): New.
8380 (redirect_edge_var_map_destroy): New.
8381 (ssa_redirect_edge): Replace PENDING_STMT use with
8382 redirect_edge_var_map_*.
8383 (flush_pending_stmts): Same.
8384 (delete_tree_ssa): Destroy edge var map.
8385 * tree-flow.h (struct _edge_var_map): New.
8386 Define edge_var_map vector type.
8387 Declare redirect_edge_var_map_* prototypes.
8388 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
8389 * tree-cfg.c (reinstall_phi_args): Replace
8390 PENDING_STMT use with redirect_edge_var_map_*.
8392 2008-03-05 Richard Guenther <rguenther@suse.de>
8394 PR tree-optimization/35472
8395 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
8396 whose single use_stmt has a overlapping set of loaded and
8397 stored symbols as that use_stmt might be a noop assignment then.
8399 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8401 * gthr-rtems.h: Implement __gthread_mutex_destroy.
8403 2008-03-05 Richard Guenther <rguenther@suse.de>
8406 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
8407 should be constants.
8408 * tree-cfg.c (verify_expr): Verify it.
8409 * fold-const.c (fold_truthop): Remove code generating
8410 BIT_FIELD_REFs of structure bases.
8411 (fold_binary): Likewise.
8412 (fold_ternary): Position and size of BIT_FIELD_REFs are
8413 always host integers.
8414 (make_bit_field_ref): Remove.
8415 (optimize_bit_field_compare): Remove.
8416 (all_ones_mask_p): Remove.
8418 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
8421 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
8422 (split_block_and_df_analyze): New. Split basic block and rebuild
8424 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
8426 (split_pattern_seq): Likewise.
8427 (erase_matching_seqs): Likewise.
8428 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
8430 2008-03-04 Geoff Keating <geoffk@apple.com>
8432 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
8433 declaration and code.
8434 (tree_invalid_nonnegative_warnv_p): Likewise.
8436 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8438 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
8439 examples. Truncate option-names then causing overfull hbox.
8441 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8444 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
8446 * configure: Rebuilt.
8448 2008-03-04 Rafael Espindola <espindola@google.com>
8450 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
8451 (tree_unary_nonnegative_warnv_p): New.
8452 (tree_binary_nonnegative_warnv_p): New.
8453 (tree_single_nonnegative_warnv_p): New.
8454 (tree_invalid_nonnegative_warnv_p): New.
8455 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
8457 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8460 * opts.c (handle_option): Postpone 'unknown option' errors only for
8463 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
8466 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
8469 2008-03-04 Rafael Espindola <espindola@google.com>
8471 * fold-const.c (tree_unary_nonzero_warnv_p): New.
8472 (tree_binary_nonzero_warnv_p): New.
8473 (tree_single_nonzero_warnv_p): New.
8474 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
8476 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
8479 * fold-const.c (fold_cond_expr_with_comparison): Prevent
8480 transformations for modes that have signed zeros.
8481 * ifcvt.c (noce_try_abs): Ditto.
8483 2008-03-04 Joseph Myers <joseph@codesourcery.com>
8485 * config/i386/i386.c (override_options): Force
8486 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
8488 2008-03-04 Jan Hubicka <jh@suse.cz>
8491 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
8494 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8496 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
8497 label to probe the stack.
8499 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8501 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
8502 (__gthr_win32_mutex_destroy): Declare.
8503 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
8504 __gthr_win32_mutex_destroy.
8505 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
8507 2008-03-03 Jan Hubicka <jh@suse.cz>
8510 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
8511 aggressive on inlining cold calls.
8513 2008-03-03 Richard Guenther <rguenther@suse.de>
8515 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
8516 struct copies into the expression table.
8517 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
8518 (try_to_simplify): Likewise.
8519 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
8520 integral and pointer arguments which do not change the
8521 precision to NOP_EXPRs.
8522 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
8523 VIEW_CONVERT_EXPR case.
8525 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
8527 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
8528 defined in a loop at depth 0 is invariant.
8529 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8530 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
8531 be called at loop depth 0.
8533 2008-03-02 Jakub Jelinek <jakub@redhat.com>
8536 * gcc.c (process_command): Update copyright notice dates.
8537 * gcov.c (print_version): Likewise.
8538 * gcov-dump.c (print_version): Likewise.
8539 * mips-tfile.c (main): Likewise.
8540 * mips-tdump.c (main): Likewise.
8542 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8545 * c-common.c (flag_permissive): Delete.
8546 (constant_expression_warnings): Check flags first.
8547 (constant_expression_error): New.
8548 * c-common.h (flag_permissive): Delete.
8549 (constant_expression_error): Declare.
8550 * flags.h (flag_permissive): Declare. Update description.
8551 * diagnostic.c (pedwarn): Update.
8553 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
8554 (permissive_error_kind): New.
8555 * toplev.c (flag_permissive): Define. Update description.
8556 * toplev.h (permissive_error_kind): Declare.
8557 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
8558 (pedwarn_c90): Use pedantic_warning_kind.
8559 * c-opts.c (c_common_post_options): flag_permissive does not affect
8560 flag_pedantic_errors.
8562 2008-03-02 Joseph Myers <joseph@codesourcery.com>
8564 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
8565 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
8566 __absvsi2, __absvDI2): Use unsigned arithmetic.
8568 2008-03-02 Andi Kleen <ak@suse.de>
8569 Richard Guenther <rguenther@suse.de>
8571 * struct-equiv.c: Remove file.
8572 * cfg_cleanup.c (condjump_equiv_p): Remove.
8573 * Makefile.in (OBJS-common): Remove struct-equiv.o.
8574 (struct-equiv.o): Remove rule.
8575 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
8576 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
8577 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
8579 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8581 * ifcvt.c (noce_process_if_block): Try to handle only the then
8582 block if the else block exists but isn't suitable.
8584 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8587 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
8588 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
8589 regression from previous patch.
8591 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8594 * gthr.h: Add __gthread_mutex_destroy as a function that must be
8596 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
8597 * gthr-single.h (__gthread_mutex_destroy): Likewise.
8598 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
8599 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
8600 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
8601 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
8602 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
8603 (__gthread_mutex_destroy_function): Rename to
8604 __gthread_mutex_destroy.
8605 * gthr-dce.h (__gthread_mutex_destroy): Call
8606 pthread_mutex_destroy.
8607 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
8608 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
8609 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
8611 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8613 * df-scan.c (df_ref_chain_change_bb): Simplify.
8614 (df_insn_change_bb): Add new_bb argument. Simplify. Call
8615 set_block_for_insn if there's any change.
8616 * df.h ((df_insn_change_bb): Fix prototype.
8617 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
8618 df_insn_change_bb, don't call set_block_for_insn.
8619 * emit-rtl.c (reorder_insns): Likewise.
8620 * haifa-sched.c (move_insn): Likewise.
8622 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8624 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
8626 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8628 * tree-flow-inline.h (next_readonly_imm_use): Return
8629 NULL_USE_OPERAND_P after the end.
8631 2008-03-01 Richard Guenther <rguenther@suse.de>
8633 PR tree-optimization/35411
8634 * tree-sra.c (sra_build_assignment): Split conversion to
8635 final type to a separate statement if we are not assigning
8638 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8640 * fold-const.c (fold_convertible_p): Correct the logic to follow
8641 that in fold_convert().
8643 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
8646 * tree-inline.c (build_duplicate_type): When we make a
8647 duplicate type, make it unique in the canonical types system.
8649 2008-02-29 Tom Tromey <tromey@redhat.com>
8651 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
8652 input_file_stack_history, input_file_stack_restored): Remove.
8653 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8654 * input.h (struct file_stack): Remove.
8655 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8656 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
8658 * diagnostic.h (struct diagnostic_context) <last_module>: Change
8660 (diagnostic_last_module_changed): Add 'map' argument.
8661 (diagnostic_set_last_function): Likewise.
8662 * diagnostic.c (undiagnostic_report_current_module): Iterate using
8663 line map, not input_file_stack.
8664 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
8666 2008-02-29 Paul Brook <paul@codesourcery.com>
8668 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
8670 2008-02-29 Paul Brook <paul@codesourcery.com>
8672 * config/arm/ieee754-df.S (muldf3): Use RET macros.
8674 2008-02-29 Richard Guenther <rguenther@suse.de>
8676 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
8678 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
8679 value for comparing for a store match.
8680 (simplify_unary_expression): Do nothing for SSA_NAMEs.
8681 (try_to_simplify): Do not do a full-blown reference lookup.
8683 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8685 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
8686 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8688 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
8690 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
8692 * tree-loop-linear.c (try_interchange_loops): Compare memory access
8693 strides against cache sizes.
8695 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8697 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
8700 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
8702 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
8703 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
8704 is smaller than the original promoted value.
8705 (simplify_subreg): If OP is a SUBREG, try to preserve its
8706 SUBREG_PROMOTED_VAR_P information.
8708 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
8710 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
8711 (VN_INFO_GET): Allocate new objects on the obstack.
8712 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
8713 for rpo_numbers_temp, for consistency.
8714 (free_scc_vn): Free the obstack.
8716 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
8718 * doc/invoke.texi: Document -ftree-loop-distribution.
8719 * tree-loop-distribution.c: New.
8720 * tree-pass.h (pass_loop_distribution): New.
8721 * graphds.h (struct graph): Add htab_t indices.
8722 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
8723 * tree-vectorizer.c (rename_variables_in_loop): Extern.
8724 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
8725 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
8726 * tree-data-ref.c (debug_data_dependence_relations): New.
8727 (dump_data_dependence_relation): Also print data references.
8728 (free_data_ref): Extern.
8729 (same_access_functions): Moved...
8730 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
8731 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8732 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
8733 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
8734 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
8735 (stmts_from_loop): Skip LABEL_EXPR.
8736 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
8738 (build_rdg): Initialize rdg->indices htab.
8739 (free_rdg, stores_from_loop, ref_base_address,
8740 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
8741 have_similar_memory_accesses_1, ref_base_address_1,
8742 remove_similar_memory_refs): New.
8743 * tree-data-ref.h: Depend on tree-chrec.h.
8744 (debug_data_dependence_relations, free_data_ref): Declared.
8745 (same_access_functions): ... here.
8746 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
8748 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
8749 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
8750 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
8751 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8752 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
8753 rdg_vertex_for_stmt): Declared.
8754 (struct rdg_edge): Add level.
8756 (free_rdg, stores_from_loop, remove_similar_memory_refs,
8757 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
8759 (rdg_has_similar_memory_accesses): New.
8760 * tree-vect-analyze.c: Remove unused static decls.
8761 * lambda.h (dependence_level): New.
8762 * common.opt (ftree-loop-distribution): New.
8763 * tree-flow.h (mark_virtual_ops_in_bb,
8764 slpeel_tree_duplicate_loop_to_edge_cfg,
8765 rename_variables_in_loop): Declared.
8766 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
8767 (OBJS-common): Add tree-loop-distribution.o.
8768 (tree-loop-distribution.o): New rule.
8769 * tree-cfg.c (mark_virtual_ops_in_bb): New.
8770 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
8771 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
8773 2008-02-28 Joseph Myers <joseph@codesourcery.com>
8776 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
8777 other than structures and unions.
8779 2008-02-28 Richard Guenther <rguenther@suse.de>
8782 2008-02-26 Richard Guenther <rguenther@suse.de>
8784 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8785 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8786 (lookup_decl_from_uid): Declare.
8787 (remove_decl_from_map): Likewise.
8788 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8789 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8790 (decl_for_uid_map): New global hashtable mapping DECL_UID
8792 (init_ttree): Allocate it.
8793 (insert_decl_to_uid_decl_map): New helper function.
8794 (make_node_stat): Insert new decls into the map.
8795 (copy_node_stat): Likewise.
8796 (lookup_decl_from_uid): New function.
8797 (remove_decl_from_map): Likewise.
8798 (print_decl_for_uid_map_statistics): New helper.
8799 (dump_tree_statistics): Call it.
8801 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8802 (referenced_var_iterator): Adjust.
8803 (FOR_EACH_REFERENCED_VAR): Adjust.
8804 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8805 (num_referenced_vars): Adjust.
8806 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8807 (first_referenced_var): Remove.
8808 (end_referenced_vars_p): Likewise.
8809 (next_referenced_var): Likewise.
8810 (referenced_var_iterator_set): New helper function.
8811 * tree-dfa.c (referenced_var_lookup): Adjust.
8812 (referenced_var_check_and_insert): Likewise.
8813 (remove_referenced_var): Likewise.
8814 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8815 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8816 (verify_call_clobbering): Likewise.
8817 (verify_memory_partitions): Likewise.
8818 (init_tree_ssa): Allocate bitmap instead of hashtable for
8820 (delete_tree_ssa): Adjust.
8821 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8822 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8823 (compute_tag_properties): Likewise.
8824 (set_initial_properties): Likewise.
8825 (find_partition_for): Likewise.
8826 (update_reference_counts): Likewise.
8827 (dump_may_aliases_for): Likewise.
8828 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8829 (add_call_clobber_ops): Likewise.
8830 (add_call_read_ops): Likewise.
8831 (get_asm_expr_operands): Likewise.
8832 * tree-into-ssa.c (dump_decl_set): Likewise.
8833 (update_ssa): Likewise.
8834 * tree-sra.c (scan_function): Likewise.
8835 (decide_instantiations): Likewise.
8836 (scalarize_parms): Likewise.
8837 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8838 (dsa_named_for): Likewise.
8839 * tree-ssa-structalias.c (update_alias_info): Likewise.
8840 (merge_smts_into): Likewise.
8842 2008-02-27 David Daney <ddaney@avtrex.com>
8845 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
8846 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
8847 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
8848 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
8849 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
8851 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
8854 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
8855 (BUILT_IN_NEXTTOWARD): Remove.
8856 (BUILT_IN_NEXTTOWARDF): Ditto.
8857 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
8858 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
8860 2008-02-27 Tom Tromey <tromey@redhat.com>
8862 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
8863 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
8865 2008-02-27 Jan Beulich <jbeulich@novell.com>
8867 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
8868 update the respective field on newdecl.
8870 2008-02-27 Revital Eres <eres@il.ibm.com>
8872 PR rtl-optimization/34999
8873 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
8874 crossing edges that ends with a call insn.
8875 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
8876 call insn and clear the EDGE_CROSSING flag of the crossing edge
8877 when fixing fallthru edges.
8879 2008-02-27 Richard Guenther <rguenther@suse.de>
8882 * fold-const.c (fold_unary): Return the correct argument,
8883 converted to the result type.
8885 2008-02-27 Richard Guenther <rguenther@suse.de>
8888 * expr.c (expand_expr_real_1): Assert on rotates that operate
8890 * fold-const.c (fold_binary): Use the types precision, not the
8891 bitsize of the mode if folding rotate expressions. Build rotates
8892 only for full modes.
8894 2008-02-27 Jakub Jelinek <jakub@redhat.com>
8896 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
8898 * c-pragma.c (pragma_ns_name): New typedef.
8899 (registered_pp_pragmas): New variable.
8900 (c_pp_lookup_pragma): New function.
8901 (c_register_pragma_1): If flag_preprocess_only, do nothing
8902 for non-expanded pragmas, for expanded ones push pragma's
8903 namespace and name into registered_pp_pragmas vector.
8904 (c_invoke_pragma_handler): Register OpenMP pragmas even when
8905 flag_preprocess_only, don't register GCC pch_preprocess
8906 pragma if flag_preprocess_only.
8907 * c-opts.c (c_common_init): Call init_pragma even if
8908 flag_preprocess_only.
8909 * c-pragma.c (c_pp_lookup_pragma): New prototype.
8910 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
8911 cpp_register_pragma if flag_preprocess_only.
8913 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8916 * c-parser.c (c_parser_translation_unit): Warn for empty
8917 translation unit, not empty source file.
8919 2008-02-26 Paul Brook <paul@codesourcery.com>
8921 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
8922 operand for Thumb-2.
8923 * config/arm/arm.h (reg_class): Add CORE_REGS.
8924 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
8925 (BASE_REG_CLASS): Use CORE_REGS.
8926 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
8927 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
8928 (REGNO_OK_FOR_INDEX_P): Exclude SP.
8929 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
8930 ARM_REGNO_OK_FOR_INDEX_P.
8931 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
8932 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
8933 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
8934 (ldm/stm peepholes): Ditto.
8935 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
8936 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
8937 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
8938 * config/arm/constraints.md: Enable "k" constraint on ARM.
8940 2008-02-27 Ben Elliston <bje@au.ibm.com>
8942 * config/rs6000/rs6000.c: Annotate cache line size field in all
8943 instances of struct processor_costs.
8945 2008-02-26 David Edelsohn <edelsohn@gnu.org>
8947 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
8948 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
8949 jump_bypass): New counters.
8950 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
8951 * dce.c (gate_ud_dce): Same.
8952 (gate_fast_dce): Same.
8953 * dse.c (gate_dse1): New function.
8954 (gate_dse2): New function.
8955 (gate_dse): Merge results of new gate functions.
8956 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
8957 (gate_handle_jump_bypass): Add dbg_cnt.
8958 (gate_handle_gcse): Add dbg_cnt.
8959 * ifcvt.c (gate_handle_if_conversion): Same.
8960 (gate_handle_if_after_combine): Same.
8961 (gate_handle_if_after_reload): Same.
8962 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
8964 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
8966 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
8968 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
8970 2008-02-26 Jason Merrill <jason@redhat.com>
8973 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
8974 alone if it's the naming decl for the type's main variant.
8976 2008-02-26 Tom Tromey <tromey@redhat.com>
8978 * system.h (USE_MAPPED_LOCATION): Poison.
8979 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
8980 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
8981 (make_goto_expr_edges): Likewise.
8982 (remove_bb): Likewise.
8983 (execute_warn_function_return): Likewise.
8984 * basic-block.h (struct edge_def) <goto_locus>: Change type to
8986 * c-common.c (fname_decl): Remove old location code.
8987 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
8989 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
8991 (ASM_INPUT_SOURCE_LOCATION): Likewise.
8992 (gen_rtx_ASM_INPUT): Likewise.
8993 (gen_rtx_ASM_INPUT_loc): Likewise.
8994 (get_rtx_asm_OPERANDS): Remove.
8995 * cfglayout.c (insn_locators_alloc): Remove old location code.
8996 (set_curr_insn_source_location): Likewise.
8997 (curr_insn_locator): Likewise.
8998 * print-tree.c (print_node): Remove old location code.
8999 * tree-mudflap.c (mf_varname_tree): Remove old location code.
9000 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
9001 * cfgexpand.c (expand_gimple_cond_expr): Don't use
9002 location_from_locus.
9003 (construct_exit_block): Remove old location code.
9004 * emit-rtl.c (force_next_line_note): Remove old location code.
9005 * profile.c (branch_prob): Remove old location code.
9006 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
9007 LOC_LINE): Remove old-location variants.
9008 * langhooks.c (lhd_print_error_function): Remove old location
9010 * configure, config.in: Rebuilt.
9011 * configure.ac (--enable-mapped-location): Remove.
9012 * c-decl.c (c_init_decl_processing): Remove old location code.
9013 (finish_function): Likewise.
9014 * recog.c (decode_asm_operands): Remove old location code.
9015 * c-pch.c (c_common_read_pch): Remove old location code.
9016 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
9018 * gimple-low.c (lower_function_body): Remove old location code.
9019 * toplev.c (unknown_location): Remove.
9020 (push_srcloc): Remove old-location variant.
9021 (process_options): Remove old location code.
9022 (lang_dependent_init): Likewise.
9023 * input.h (UNKNOWN_LOCATION): Move definition.
9024 (location_t): Undeprecate.
9025 (source_locus): Remove.
9026 (location_from_locus): Remove.
9027 (struct location_s): Remove.
9028 Remove all old-location code.
9029 (input_line, input_filename): Remove.
9030 * final.c (final_scan_insn): Remove old location code.
9031 * diagnostic.c (diagnostic_build_prefix): Remove
9032 USE_MAPPED_LOCATION test.
9033 * tree.h (gimple_stmt) <locus>: Now a location_t.
9034 (tree_exp) <locus>: Likewise.
9035 (DECL_IS_BUILTIN): Remove old-location variant.
9036 (annotate_with_file_line, annotate_with_locus): Likewise.
9037 (expr_locus, set_expr_locus): Update.
9038 * tree.c (build1_stat): Remove old location code.
9039 (last_annotated_node): Remove.
9040 (annotate_with_file_line): Remove old-location variant.
9041 (annotate_with_locus): Likewise.
9042 (expr_location): Remove old location code.
9043 (set_expr_location): Likewise.
9044 (expr_has_location): Likewise.
9045 (expr_locus): Likewise.
9046 (set_expr_locus): Likewise.
9047 (expr_filename): Don't use location_from_locus.
9048 (expr_lineno): Likewise.
9049 * rtl-error.c (location_for_asm): Remove old location code.
9050 * c-lex.c (cb_line_change): Remove old location code.
9051 (fe_file_change): Likewise.
9052 (cb_def_pragma): Likewise.
9053 (c_lex_with_flags): Likewise.
9054 * gengtype.c (do_typedef): Don't special-case location types.
9055 (define_location_structures): Remove.
9056 (main): Don't call define_location_structures.
9057 * tree-pretty-print.c (dump_implicit_edges): Remove old location
9060 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9063 * builtins.def (BUILT_IN_STDARG_START): Remove.
9064 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
9065 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9066 * tree-inline.c (inline_forbidden_p_1): Likewise.
9068 2008-02-26 Richard Guenther <rguenther@suse.de>
9070 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9071 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9072 (lookup_decl_from_uid): Declare.
9073 (remove_decl_from_map): Likewise.
9074 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9075 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9076 (decl_for_uid_map): New global hashtable mapping DECL_UID
9078 (init_ttree): Allocate it.
9079 (insert_decl_to_uid_decl_map): New helper function.
9080 (make_node_stat): Insert new decls into the map.
9081 (copy_node_stat): Likewise.
9082 (lookup_decl_from_uid): New function.
9083 (remove_decl_from_map): Likewise.
9084 (print_decl_for_uid_map_statistics): New helper.
9085 (dump_tree_statistics): Call it.
9087 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9088 (referenced_var_iterator): Adjust.
9089 (FOR_EACH_REFERENCED_VAR): Adjust.
9090 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9091 (num_referenced_vars): Adjust.
9092 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9093 (first_referenced_var): Remove.
9094 (end_referenced_vars_p): Likewise.
9095 (next_referenced_var): Likewise.
9096 (referenced_var_iterator_set): New helper function.
9097 * tree-dfa.c (referenced_var_lookup): Adjust.
9098 (referenced_var_check_and_insert): Likewise.
9099 (remove_referenced_var): Likewise.
9100 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9101 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9102 (verify_call_clobbering): Likewise.
9103 (verify_memory_partitions): Likewise.
9104 (init_tree_ssa): Allocate bitmap instead of hashtable for
9106 (delete_tree_ssa): Adjust.
9107 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9108 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9109 (compute_tag_properties): Likewise.
9110 (set_initial_properties): Likewise.
9111 (find_partition_for): Likewise.
9112 (update_reference_counts): Likewise.
9113 (dump_may_aliases_for): Likewise.
9114 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9115 (add_call_clobber_ops): Likewise.
9116 (add_call_read_ops): Likewise.
9117 (get_asm_expr_operands): Likewise.
9118 * tree-into-ssa.c (dump_decl_set): Likewise.
9119 (update_ssa): Likewise.
9120 * tree-sra.c (scan_function): Likewise.
9121 (decide_instantiations): Likewise.
9122 (scalarize_parms): Likewise.
9123 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9124 (dsa_named_for): Likewise.
9125 * tree-ssa-structalias.c (update_alias_info): Likewise.
9126 (merge_smts_into): Likewise.
9128 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9131 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
9132 * c-opts.c (c_common_handle_option): Wall enables
9133 Wvolatile-register-var.
9134 * common.opt: Move Wvolatile-register-var to...
9137 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9139 * common.opt (Wlarger-than=): New.
9140 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
9142 * opts.c (common_handle_option): Handle -Wlarger-than=.
9143 * optc-gen.awk: Likewise.
9144 * opth-gen.awk: Likewise.
9145 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
9146 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9148 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9150 * c-common.c (match_case_to_enum_1): Add appropriate
9151 OPT_W* parameter to warning.
9152 (c_do_switch_warnings): Likewise.
9153 * c-typeck.c (warning_init): Add one more parameter following
9155 (push_init_level): Update call to warning_init.
9156 (pop_init_level): Likewise.
9157 (add_pending_init): Likewise.
9158 (output_init_element: Likewise.
9160 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9163 * toplev.c (toplev_main): If there are warnings or error, print
9164 errors for ignored options.
9165 * opts.c (ignored_options): New static variable.
9166 (postpone_unknown_option_error): New.
9167 (print_ignored_options): New.
9168 (handle_option): Postpone errors for unknown -Wno-* options.
9169 * opts.h (print_ignored_options): Declare.
9171 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
9173 * config/mips/mips.md (loadgp_blockage, blockage): Change type
9176 2008-02-25 Richard Guenther <rguenther@suse.de>
9179 2008-02-25 Richard Guenther <rguenther@suse.de>
9181 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9182 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9183 (lookup_decl_from_uid): Declare.
9184 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9185 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9186 (decl_for_uid_map): New global hashtable mapping DECL_UID
9188 (init_ttree): Allocate it.
9189 (insert_decl_to_uid_decl_map): New helper function.
9190 (make_node_stat): Insert new decls into the map.
9191 (copy_node_stat): Likewise.
9192 (lookup_decl_from_uid): New function.
9193 (print_decl_for_uid_map_statistics): New helper.
9194 (dump_tree_statistics): Call it.
9196 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9197 (referenced_var_iterator): Adjust.
9198 (FOR_EACH_REFERENCED_VAR): Adjust.
9199 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9200 (num_referenced_vars): Adjust.
9201 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9202 (first_referenced_var): Remove.
9203 (end_referenced_vars_p): Likewise.
9204 (next_referenced_var): Likewise.
9205 (referenced_var_iterator_set): New helper function.
9206 * tree-dfa.c (referenced_var_lookup): Adjust.
9207 (referenced_var_check_and_insert): Likewise.
9208 (remove_referenced_var): Likewise.
9209 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9210 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9211 (verify_call_clobbering): Likewise.
9212 (verify_memory_partitions): Likewise.
9213 (init_tree_ssa): Allocate bitmap instead of hashtable for
9215 (delete_tree_ssa): Adjust.
9216 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9217 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9218 (compute_tag_properties): Likewise.
9219 (set_initial_properties): Likewise.
9220 (find_partition_for): Likewise.
9221 (update_reference_counts): Likewise.
9222 (dump_may_aliases_for): Likewise.
9223 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9224 (add_call_clobber_ops): Likewise.
9225 (add_call_read_ops): Likewise.
9226 (get_asm_expr_operands): Likewise.
9227 * tree-into-ssa.c (dump_decl_set): Likewise.
9228 (update_ssa): Likewise.
9229 * tree-sra.c (scan_function): Likewise.
9230 (decide_instantiations): Likewise.
9231 (scalarize_parms): Likewise.
9232 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9233 (dsa_named_for): Likewise.
9234 * tree-ssa-structalias.c (update_alias_info): Likewise.
9235 (merge_smts_into): Likewise.
9237 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9240 * doc/invoke.texi (-fcx-limited-range): Document new option.
9241 * toplev.c (process_options): Handle -fcx-fortran-rules.
9242 * common.opt: Add documentation for -fcx-fortran-rules.
9244 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9247 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
9248 actual behaviour and C99.
9250 2008-02-26 Ben Elliston <bje@au.ibm.com>
9252 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
9253 (ASM_CPU_POWER6_SPEC): Likewise.
9254 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
9255 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
9256 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
9258 2008-02-25 Richard Guenther <rguenther@suse.de>
9260 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9261 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9262 (lookup_decl_from_uid): Declare.
9263 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9264 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9265 (decl_for_uid_map): New global hashtable mapping DECL_UID
9267 (init_ttree): Allocate it.
9268 (insert_decl_to_uid_decl_map): New helper function.
9269 (make_node_stat): Insert new decls into the map.
9270 (copy_node_stat): Likewise.
9271 (lookup_decl_from_uid): New function.
9272 (print_decl_for_uid_map_statistics): New helper.
9273 (dump_tree_statistics): Call it.
9275 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9276 (referenced_var_iterator): Adjust.
9277 (FOR_EACH_REFERENCED_VAR): Adjust.
9278 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9279 (num_referenced_vars): Adjust.
9280 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9281 (first_referenced_var): Remove.
9282 (end_referenced_vars_p): Likewise.
9283 (next_referenced_var): Likewise.
9284 (referenced_var_iterator_set): New helper function.
9285 * tree-dfa.c (referenced_var_lookup): Adjust.
9286 (referenced_var_check_and_insert): Likewise.
9287 (remove_referenced_var): Likewise.
9288 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9289 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9290 (verify_call_clobbering): Likewise.
9291 (verify_memory_partitions): Likewise.
9292 (init_tree_ssa): Allocate bitmap instead of hashtable for
9294 (delete_tree_ssa): Adjust.
9295 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9296 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9297 (compute_tag_properties): Likewise.
9298 (set_initial_properties): Likewise.
9299 (find_partition_for): Likewise.
9300 (update_reference_counts): Likewise.
9301 (dump_may_aliases_for): Likewise.
9302 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9303 (add_call_clobber_ops): Likewise.
9304 (add_call_read_ops): Likewise.
9305 (get_asm_expr_operands): Likewise.
9306 * tree-into-ssa.c (dump_decl_set): Likewise.
9307 (update_ssa): Likewise.
9308 * tree-sra.c (scan_function): Likewise.
9309 (decide_instantiations): Likewise.
9310 (scalarize_parms): Likewise.
9311 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9312 (dsa_named_for): Likewise.
9313 * tree-ssa-structalias.c (update_alias_info): Likewise.
9314 (merge_smts_into): Likewise.
9316 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
9319 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
9320 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
9321 * alias.h (nonoverlapping_memrefs_p): Likewise.
9323 2008-02-25 Jan Beulich <jbeulich@novell.com>
9325 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
9326 * config/i386/netware-libgcc.exp: Add __bswap?i2,
9327 __emultls_get_address, __emultls_register_common,
9328 __floatundi?f, and _Unwind_GetIPInfo.
9329 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
9330 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
9331 (gen_regparm_prefix): Likewise.
9332 (i386_nlm_encode_section_info): Sync with
9333 config/i386/winnt.c:i386_pe_encode_section_info().
9334 (i386_nlm_maybe_mangle_decl_assembler_name): New.
9335 i386_nlm_mangle_decl_assembler_name): New.
9336 (netware_override_options): New.
9337 * config/i386/netware.h (netware_override_options): Declare.
9338 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
9339 (i386_nlm_mangle_decl_assembler_name): Declare.
9340 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
9342 2008-02-25 Ben Elliston <bje@au.ibm.com>
9345 * c-decl.c (grokdeclarator): Remove unused local variables
9346 `typedef_type' and `type_as_written'.
9348 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9349 unused local variable `has_hot_blocks'.
9350 (fix_crossing_conditional_branches): Remove unused local variable
9353 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
9356 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
9357 using DEF_C99_BUILTIN.
9358 (BUILT_IN_NANF): Ditto.
9359 (BUILT_IN_NANL): Ditto.
9361 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
9362 Revital Eres <eres@il.ibm.com>
9364 * modulo-sched.c (calculate_must_precede_follow): Address TODO
9365 regarding the order of two dependent insns in the same row.
9367 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
9369 * stor-layout.c (layout_decl): Do not bump the alignment of a
9370 bit-field to more than byte alignment if it is packed.
9372 2008-02-24 David Edelsohn <edelsohn@gnu.org>
9374 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
9377 2008-02-24 Diego Novillo <dnovillo@google.com>
9379 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
9382 * tree-vrp.c (vrp_evaluate_conditional): With
9383 -Wtype-limits, emit a warning when comparing against a
9384 constant outside the natural range of OP0's type.
9385 * c.opt (Wtype-limits): Move ...
9386 * common.opt (Wtype-limits): ... here.
9388 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
9390 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
9391 * config/rs6000/e300c2c3.md: New file.
9392 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9394 (rs6000_override_options): Add e300c2 and e300c3 cases to
9395 processor_target_table. Do not allow usage of Altivec or Spe
9396 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
9397 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
9398 * config/rs6000/rs6000.h (processor_type): Add
9399 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
9400 (ASM_CPU_SPEC): Add e300c2 and e300c3.
9401 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
9402 and ppce300c3. Include e300c2c3.md.
9404 2008-02-23 David Edelsohn <edelsohn@gnu.org>
9406 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
9407 instead of TARGET_STRICT_ALIGN.
9409 2008-02-23 Joseph Myers <joseph@codesourcery.com>
9411 * explow.c (memory_address): Assert that the generated address is
9414 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9417 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
9418 * config/darwin-ppc-ldouble-patch.def: New file.
9419 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
9420 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
9421 SUBTARGET_INIT_BUILTINS if defined.
9422 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
9425 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9428 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
9429 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
9431 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9434 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
9435 file" warning condtional on -Winvalid-PCH.
9437 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
9439 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
9441 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
9445 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
9446 prevent reload from using MMX registers.
9447 (*mov<mode>_internal): Ditto.
9448 (*movv2sf_internal_rex64): Ditto.
9449 (*movv2sf_internal): Ditto.
9451 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9453 PR documentation/31569
9454 * doc/install.texi2html: Use makeinfo --no-number-sections.
9456 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9458 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
9459 ensure that we can address an entire entity > 8 bytes. Don't
9460 generate reg+reg addressing for such data.
9462 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9464 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
9465 strings when optimizing for size, unless the target cares about
9468 2008-02-22 Tom Tromey <tromey@redhat.com>
9470 * regclass.c (current_pass): Remove declaration.
9472 2008-02-22 Anatoly Sokolov <aesok@post.ru>
9474 * config/avr/libgcc.S (__RAMPZ__): Define.
9475 (__do_copy_data): Add for devices with 128KB code memory.
9477 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9479 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9481 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
9483 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
9485 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
9488 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9491 * c-typeck.c (build_binary_op): Warn about floating point
9492 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
9494 2008-02-21 Janis Johnson <janis187@us.ibm.com>
9497 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
9498 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
9500 (rs6000_override_options): Set altivec_abi as default, not override,
9501 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
9502 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
9503 is used; use new member spe_abi.
9504 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
9505 spe_abi and altivec_abi.
9507 2008-02-22 Tomas Bily <tbily@suse.cz>
9509 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
9511 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9514 * config.build (build_file_translate): Set to `CMD //c' only if
9516 * Makefile.in (build_file_translate): Improve comment.
9518 2008-02-21 Jan Hubicka <jh@suse.cz>
9520 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
9521 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
9522 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
9524 2008-02-21 Michael Matz <matz@suse.de>
9527 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
9529 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
9531 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
9532 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
9534 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
9535 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
9536 SSE_VEC_FLOAT_MODE_P as insn constraint.
9537 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
9538 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
9539 sse4a_movntdf using MODEF mode iterator.
9540 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
9541 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
9542 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
9543 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
9544 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
9545 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
9546 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
9548 2008-02-21 Richard Guenther <rguenther@suse.de>
9550 * tree.def (PAREN_EXPR): New tree code.
9551 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
9553 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
9554 * expr.c (expand_expr_real_1): Likewise.
9555 * tree-inline.c (estimate_num_insns_1): Likewise.
9556 * tree-complex.c (expand_complex_move): Likewise.
9557 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
9560 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9563 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
9565 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9568 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
9570 * config/sh/sh.c (find_barrier): Don't go past
9571 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
9573 2008-02-20 DJ Delorie <dj@redhat.com>
9575 * config/h8300/h8300.md (insv): Force source operand to be a register.
9577 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
9578 as a jump, not as a plain insn.
9580 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
9582 * doc/invoke.texi (Warning Options): Add new option
9583 -Wframe-larger-than=.
9584 (-Wframe-larger-than): Document.
9586 * flags.h (warn_frame_larger_than, frame_larger_than_size):
9587 Add declarations for new option variables.
9589 * final.c (final_start_function): Check the frame size
9590 before emission and issue a Wframe-larger-than warning.
9592 * opts.c (warn_frame_larger_than, frame_larger_than_size):
9593 Add definitions for new option variables.
9594 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
9596 * common.opt (Wframe-larger-than=): New option.
9598 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9600 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
9601 (<sse>_div<mode>3): Ditto.
9602 (<sse>_vmdiv<mode>3): Ditto.
9603 (<sse>_vmsqrt<mode>2): Ditto.
9604 (*smax<mode>3): Ditto.
9605 (sse5_frcz<mode>2): Ditto.
9606 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
9609 2008-02-20 Richard Guenther <rguenther@suse.de>
9612 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
9613 be happy with INTEGRAL_TYPE_P.
9615 2008-02-20 Richard Guenther <rguenther@suse.de>
9617 * fold-const.c (split_tree): Associate floatig-point expressions
9618 if flag_associative_math is set.
9620 2008-02-20 Richard Guenther <rguenther@suse.de>
9622 * tree.h (fold_real_zero_addition_p): Declare.
9623 * fold-const.c (fold_real_zero_addition_p): Export.
9624 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
9625 floating-point operations with zero and one.
9627 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
9629 * doc/install.texi: Correct references to CFLAGS, replacing them
9630 with BOOT_CFLAGS. Document flags used during bootstrap for
9633 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9635 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
9636 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
9637 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
9639 (smin<mode>3): Ditto from similar patterns.
9640 (smax<mode>3): Ditto.
9641 (*ieee_smin<mode>3): Ditto.
9642 (*ieee_smax<mode>3): Ditto.
9643 * config/i386/sse.md (sse): New mode attribute.
9644 (mov<mode>): Macroize expander from movv4sf and movv2df using
9645 SSEMODEF2P mode iterator.
9646 (<sse>_movnt<mode>): Ditto from similar patterns. Use
9647 SSE_VEC_FLOAT_MODE_P as insn constraint.
9648 (storent<mode>): Ditto.
9649 (storent<mode>): Macroize expander from storentsf and storentdf using
9650 MODEF mode iterator.
9651 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
9652 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
9653 (abs<mode>2): Ditto from similar patterns.
9654 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
9655 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
9656 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
9657 (<sse>_vmsqrt<mode>2): Ditto.
9658 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
9659 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
9660 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
9661 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
9662 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
9663 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
9664 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
9666 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
9667 iterator and SSE_FLOAT_MODE_P as insn constraint.
9668 (<sse>_ucomi): Ditto from similar patterns.
9669 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
9670 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
9671 SSE_VEC_FLOAT_MODE_P as insn constraint.
9672 (vcond<mode>): Ditto from similar patterns.
9673 (and<mode>3, *and<mode>3): Ditto.
9674 (<sse>_nand<mode>3): Ditto.
9675 (ior<mode>3, *ior<mode>3): Ditto.
9676 (xor<mode>3, *xor<mode>3): Ditto.
9677 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
9678 iterator and SSE_FLOAT_MODE_P as insn constraint.
9679 (*nand<mode>3): Ditto from similar patterns.
9680 (*ior<mode>3): Ditto.
9681 (*xor<mode>3): Ditto.
9683 2008-02-20 Ira Rosen <irar@il.ibm.com>
9685 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
9686 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
9687 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
9689 2008-02-19 Jan Hubicka <jh@suse.cz>
9691 * predict.c (tree_bb_level_predictions): Remove variable next
9692 mistakely introduced by previous commit.
9694 2008-02-19 Jan Hubicka <jh@suse.cz>
9696 * predict.c (predict_paths_leading_to): Rewrite.
9697 (predict_paths_for_bb): New.
9698 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
9700 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9703 * Makefile.in (build_file_translate): New.
9704 (gcc-vers.texi): Use it for translating $(abs_srcdir).
9705 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
9706 * configure.ac (build_file_translate): Substitute it.
9707 * configure: Regenerate.
9709 2008-02-19 Jan Hubicka <jh@suse.cz>
9711 PR rtl-optimization/34408
9712 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
9715 2008-02-19 Jan Hubicka <jh@suse.cz>
9718 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
9721 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
9724 * config/i386/i386-modes.def: Revert the last DI alignment
9725 change until Ada people can look into it.
9727 2008-02-19 Nick Clifton <nickc@redhat.com>
9729 * opts.c (print_specific_help): Fix typo in --help text.
9731 2008-02-19 Jakub Jelinek <jakub@redhat.com>
9734 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
9735 32-bit inline asm without asm alternatives for host GCC < 3.0.
9737 2008-02-19 Richard Guenther <rguenther@suse.de>
9739 PR tree-optimization/34989
9740 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
9741 Allow propagation to INDIRECT_REF if we can simplify only.
9743 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9745 * c-common.c (warn_for_collisions_1): Use appropriate option when
9748 2008-02-19 Nick Clifton <nickc@redhat.com>
9751 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
9752 (handle_options): Fix indentation.
9753 (print_filtered_help): If no language-specific options were
9754 displayed tell the user how to list all the options supported by
9755 the language's front-end.
9756 (print_specific_help): Fix indentation and remove duplicate line.
9757 (common_handle_option): Handle the -v option.
9758 For --help enable the display of undocumented options if the -v
9759 switch has been included on the command line.
9760 For --help= check for overlaps in the arguments between the option
9761 classes and the language names and issue a warning when they
9762 cannot be disambiguated.
9763 * c.opt (v): Pass on to the common option handler.
9765 2008-02-19 Revital Eres <eres@il.ibm.com>
9767 * modulo-sched.c (sms_schedule): Change dump message when
9768 create_ddg function fails.
9769 (try_scheduling_node_in_cycle): Rename row to cycle.
9770 (print_partial_schedule): Rename CYCLE to ROW.
9772 2008-02-19 Christian Bruel <christian.bruel@st.com>
9773 Zdenek Dvorak <ook@ucw.cz>
9775 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
9777 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9780 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
9781 (*x86_movdicc_0_m1_se): Ditto.
9783 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9785 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
9786 (CMPtype): Define as __gcc_CMPtype.
9787 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
9788 (CMPtype): Define as __gcc_CMPtype.
9790 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
9792 Support valgrind 3.3 for --enable-checking=valgrind.
9793 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
9795 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
9796 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
9797 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
9798 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
9799 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
9800 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
9801 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
9803 * ggc-zone.c: Similar.
9804 * ggc-page.c: Similar.
9806 2008-02-19 Paul Brook <paul@codesourcery.com>
9809 * config/arm/ieee754-df.S: Fix do_it typo.
9810 * config/arm/ieee754-sf.S: Fix do_it typo.
9812 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9815 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
9816 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
9817 (OPTION_MASK_ISA_SSE_SET): Likewise.
9818 (OPTION_MASK_ISA_SSE2_SET): Likewise.
9819 (OPTION_MASK_ISA_SSE3_SET): Likewise.
9820 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
9821 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
9822 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
9823 (OPTION_MASK_ISA_SSE4_SET): Likewise.
9824 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
9825 (OPTION_MASK_ISA_SSE5_SET): Likewise.
9826 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
9827 (OPTION_MASK_ISA_MMX_UNSET): Updated.
9828 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
9829 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9830 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9831 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9832 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9833 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9834 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9835 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
9836 (OPTION_MASK_ISA_SSE4): Removed.
9837 (ix86_handle_option): Turn on bits in ix86_isa_flags and
9838 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
9839 (override_options): Don't turn on implied SSE/MMX bits in
9842 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9844 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9847 2008-02-18 Joey Ye <joey.ye@intel.com>
9850 * tree-nested.c (insert_field_into_struct): Set type alignment
9851 to field alignment if the former is less than the latter.
9853 2008-02-18 Jakub Jelinek <jakub@redhat.com>
9855 * BASE-VER: Set to 4.4.0.
9857 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9859 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
9860 * doc/cfg.texi: Likewise.
9861 * doc/extend.texi: Likewise.
9862 * doc/gty.texi: Likewise.
9863 * doc/invoke.texi: Likewise.
9864 * doc/loop.texi: Likewise.
9865 * doc/md.texi: Likewise.
9866 * doc/passes.texi: Likewise.
9867 * doc/rtl.texi: Likewise.
9868 * doc/sourcebuild.texi: Likewise.
9869 * doc/tm.texi: Likewise.
9870 * doc/tree-ssa.texi: Likewise.
9872 2008-02-17 Richard Guenther <rguenther@suse.de>
9875 * tree-complex.c (init_parameter_lattice_values): Handle parameters
9876 without default definition.
9878 2008-02-17 Richard Guenther <rguenther@suse.de>
9880 PR tree-optimization/35231
9881 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
9884 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
9887 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9888 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9889 libgcc_cmp_return mode.
9891 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9894 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
9896 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
9898 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
9901 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9903 * doc/c-tree.texi: Use `@.' where appropriate.
9904 * doc/extend.texi: Likewise.
9905 * doc/install.texi: Likewise.
9906 * doc/invoke.texi: Likewise.
9907 * doc/loop.texi: Likewise.
9908 * doc/makefile.texi: Likewise.
9909 * doc/md.texi: Likewise.
9910 * doc/passes.texi: Likewise.
9911 * doc/standards.texi: Likewise.
9912 * doc/tm.texi: Likewise.
9914 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9917 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
9919 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
9920 rather than in entry_bb.
9922 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9924 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9925 libgcc_cmp_return mode.
9927 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9930 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
9931 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
9933 2008-02-15 Richard Guenther <rguenther@suse.de>
9934 Zdenek Dvorak <ook@ucw.cz>
9936 PR tree-optimization/35164
9937 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
9938 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
9939 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
9940 Only propagate addresses which do not have abnormal SSA_NAMEs
9943 2008-02-15 Joseph Myers <joseph@codesourcery.com>
9946 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
9948 2008-02-15 Jan Hubicka <jh@suse.cz>
9951 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
9953 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9956 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
9957 when calculating alignment_pad.
9959 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9961 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
9962 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
9963 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
9964 and STACK_BOUNDARY define.
9966 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
9968 PR preprocessor/35061
9969 * c-pragma.c (handle_pragma_pop_macro): Check that
9970 pushed_macro_table has been allocated.
9972 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
9975 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
9976 (force_gimple_operand): Likewise.
9977 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
9978 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
9979 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
9980 (find_interesting_uses_address): Check addressability and alignment
9981 of the base expression only after substituting bases of IVs into it.
9983 2008-02-14 Michael Matz <matz@suse.de>
9986 * function.c (instantiate_virtual_regs_in_insn): Reload address
9987 before falling back to reloading the whole operand.
9989 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
9991 * config/s390/s390.c (s390_mainpool_start): Emit the pool
9992 before the first section switch note.
9994 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9996 * doc/bugreport.texi: Update copyright years.
9997 * doc/c-tree.texi: Likewise.
9998 * doc/cfg.texi: Likewise.
9999 * doc/cpp.texi: Likewise.
10000 * doc/cppinternals.texi: Likewise.
10001 * doc/fragments.texi: Likewise.
10002 * doc/frontends.texi: Likewise.
10003 * doc/gcc.texi: Likewise.
10004 * doc/gty.texi: Likewise.
10005 * doc/hostconfig.texi: Likewise.
10006 * doc/implement-c.texi: Likewise.
10007 * doc/libgcc.texi: Likewise.
10008 * doc/loop.texi: Likewise.
10009 * doc/makefile.texi: Likewise.
10010 * doc/options.texi: Likewise.
10011 * doc/passes.texi: Likewise.
10012 * doc/rtl.texi: Likewise.
10013 * doc/sourcebuild.texi: Likewise.
10014 * doc/standards.texi: Likewise.
10015 * doc/tree-ssa.texi: Likewise.
10016 * doc/trouble.texi: Likewise.
10018 * doc/extend.texi: Use @: or add comma where appropriate.
10019 * doc/invoke.texi: Likewise.
10020 * doc/tm.texi: Likewise.
10022 2008-02-14 Alan Modra <amodra@bigpond.net.au>
10025 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
10028 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
10030 * doc/md.texi (clz, ctz): Add reference.
10031 * doc/rtl.texi (clz, ctz): Likewise.
10033 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10036 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
10039 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
10041 * config/s390/s390.c (struct constant_pool): New field
10042 emit_pool_after added.
10043 (s390_mainpool_start): Set the emit_pool_after flag according
10044 to the section switch notes.
10045 (s390_mainpool_finish): Consider emit_pool_after when emitting
10046 the literal pool at the end of the function.
10047 (s390_chunkify_start): Force literal pool splits at section
10050 2008-02-13 Michael Matz <matz@suse.de>
10053 * var-tracking.c (clobber_variable_part): Correctly traverse the
10056 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10059 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
10060 Add -fdump-ipa-inline.
10061 * tree-dump.c (dump_files): Remove tree-inlined dump.
10062 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
10064 2008-02-12 Richard Guenther <rguenther@suse.de>
10066 PR tree-optimization/35171
10067 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
10070 2008-02-12 Richard Guenther <rguenther@suse.de>
10072 PR middle-end/35163
10073 * fold-const.c (fold_widened_comparison): Use get_unwidened in
10074 value-preserving mode. Disallow final truncation.
10076 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
10078 PR middle-end/35136
10079 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
10080 code from here to...
10081 (force_gimple_operand): ...here.
10083 2008-02-12 Jakub Jelinek <jakub@redhat.com>
10086 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
10087 non-compatible pointers.
10088 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
10089 different FIELD_DECLs, try harder by comparing field offsets, sizes
10092 PR inline-asm/35160
10093 * function.c (match_asm_constraints_1): Don't replace the same input
10096 2008-02-12 Anatoly Sokolov <aesok@post.ru>
10098 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
10099 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
10100 (expand_epilogue): Restore RAMPZ register.
10101 * config/avr/avr.md (RAMPZ_ADDR): New constant.
10103 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
10105 * config/i386/cygwin.asm: (__alloca): Correct calling
10106 convention and alignment.
10107 (__chkstk): Force 8 byte stack alignment.
10109 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
10110 Richard Guenther <rguenther@suse.de>
10112 PR tree-optimization/33992
10113 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
10114 the zero we compare against.
10116 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
10118 PR libfortran/35063
10119 * gthr-win32.h (__gthread_mutex_destroy_function): New function
10120 to CloseHandle after unlocking to prevent accumulation of handle
10123 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10125 PR middle_end/34150
10126 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
10127 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
10128 and update LABEL_NUSES during and after reload.
10130 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
10132 PR middle-end/34627
10133 * combine.c (simplify_if_then_else): Make sure the comparison is
10134 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
10136 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
10139 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
10140 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
10141 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
10142 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
10143 * tree.h (get_type_static_bounds): Likewise.
10145 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10147 * doc/invoke.texi (Option Summary, C++ Dialect Options)
10148 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10149 Make -Wfoo language annotations match what the compiler outputs.
10151 2008-02-08 Sa Liu <saliu@de.ibm.com>
10153 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
10154 intrinsics spu_convts, spu_convtu, spu_convtf.
10156 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
10158 * doc/extend.texi (Function Attributes) <noinline>: Mention
10159 asm ("") as method to keep calls.
10161 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10164 * doc/options.texi (Options): Replace references to opts.sh with
10166 * opts-common.c: Likewise.
10167 * optc-gen.awk: Likewise.
10169 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
10171 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
10173 2008-02-07 Richard Henderson <rth@redhat.com>
10176 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
10177 EXPR_LIST for the REG_EQUAL instead of a comparison with a
10180 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
10182 PR tree-optimization/35085
10183 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
10184 for operand entry oe2 in addition to operand entry oe3 in order to
10185 expose more opportunities for vectorizer sum reduction.
10187 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10190 * Makefile.in (LIBS): Remove $(GMPLIBS).
10191 (cc1-dummy, cc1): Add $(GMPLIBS).
10193 2008-02-06 Jan Hubicka <jh@suse.cz>
10196 * i386.md (moddf_integer): Do not produce partial memory stalls for
10197 targets where it hurts.
10199 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
10202 * optabs.c (expand_float): Do not check for decimal modes when
10203 expanding unsigned integer through signed conversion.
10205 2008-02-06 Nick Clifton <nickc@redhat.com>
10207 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
10208 inside the clobber with a match_operand and duplicated operand
10209 number in the constraint.
10210 (ineqbranchsi): Delete redundant comment.
10212 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10214 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
10215 builtin_define ("__USE_INIT_FINI__").
10216 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
10218 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
10220 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10222 PR documentation/30330
10223 * doc/invoke.texi (C++ Dialect Options)
10224 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10225 For each warning option -Wfoo that allows -Wno-foo, ensure both
10226 -Wfoo and -Wno-foo are listed in the option index. Fix index
10227 entry of -Wswitch-default, index -Wnormalized= including the
10228 `=', and -Wlarger-than-@var{len} including @var{len}.
10230 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10232 * config/i386/i386.md (floatunssisf2): Use
10233 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
10234 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
10235 Macroize expander using MODEF mode iterator.
10237 2008-02-05 Diego Novillo <dnovillo@google.com>
10239 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
10242 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
10244 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10247 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
10249 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
10252 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
10253 to indicate if a message should be generated.
10254 (init_cumulative_args): Updated.
10255 (function_value_32): Likewise.
10257 2008-02-05 Joseph Myers <joseph@codesourcery.com>
10259 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
10261 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10264 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
10265 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
10267 2008-02-04 Diego Novillo <dnovillo@google.com>
10269 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
10272 * tree-vrp.c (vrp_evaluate_conditional): With
10273 -Wtype-limits, emit a warning when comparing against a
10274 constant outside the natural range of OP0's type.
10276 2008-02-04 Richard Guenther <rguenther@suse.de>
10278 PR middle-end/33631
10279 * expr.c (count_type_elements): Give for unions instead of
10282 2008-02-04 Richard Guenther <rguenther@suse.de>
10284 PR middle-end/35043
10285 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
10286 to TYPE_DOMAINs base type instead of using bitsizetype here.
10288 2008-02-03 Jason Merrill <jason@redhat.com>
10290 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
10292 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10295 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
10296 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
10297 (RS/6000 and PowerPC Options): Fix typos and markup.
10298 * doc/passes.texi (Tree-SSA passes): Likewise.
10300 2008-02-02 Michael Matz <matz@suse.de>
10303 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
10304 from record_last_reg_set_info.
10305 (record_last_reg_set_info): Take an RTX argument, iterate over all
10306 constituent hardregs.
10307 (record_last_set_info, record_opr_changes): Change calls to
10308 new signature or to record_last_reg_set_info_regno.
10310 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
10312 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
10314 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
10316 PR rtl-optimization/34773
10317 * reg-notes.def (EQUAL): Mention significance of combination of
10318 REG_EQUAL and REG_RETVAL.
10319 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
10320 insn that has a REG_RETVAL.
10322 2008-02-01 Roger Sayle <roger@eyesopen.com>
10325 * configure.ac (--enable-fixed-point): Disable unless explicitly
10327 * configure: Regenerate.
10329 2008-02-01 Richard Guenther <rguenther@suse.de>
10332 * invoke.texi (-finline-limit): Remove no longer true parts
10333 of the documentation. Note that there is no default value.
10335 2008-02-01 Andrew Pinski <pinskia@gmail.com>
10336 Mark Mitchell <mark@codesourcery.com>
10337 Ben Elliston <bje@au.ibm.com>
10340 * doc/extend.texi (Other Builtins): Document.
10342 2008-01-31 Tom Browder <tom.browder@gmail.com>
10344 * doc/c-tree.texi (Types): Fix grammar.
10345 (Expression trees): Ditto.
10346 * doc/passes.texi (Tree-SSA passes): Ditto.
10348 * doc/configterms.texi (Configure Terms): Fix typo.
10349 * doc/cpp.texi (Common Predefined Macros): Ditto.
10350 * doc/md.texi (Machine Constraints): Ditto.
10352 * doc/makefile.texi (Makefile): Add comma.
10354 2008-01-31 Tom Browder <tom.browder@gmail.com>
10355 Gerald Pfeifer <gerald@pfeifer.com>
10357 * doc/sourcebuild.texi (Front End): Remove references to CVS
10358 and CVSROOT/modules.
10359 (Texinfo Manuals): Replace reference to CVS by one to SVN.
10360 (Back End): Remove reference to CVS.
10362 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10365 * config/mips/mips.c (gen_load_const_gp): New function, taking a
10367 (mips16_gp_pseudo_reg): ...here.
10368 * config/mips/mips.md (load_const_gp): Replace with...
10369 (load_const_gp_<mode>): ...this :P-based insn.
10371 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10373 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
10374 options. Minor fixes.
10375 (-std): Move reference to standards closer to where language
10376 standards are first mentioned.
10378 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10380 PR rtl-optimization/34995
10381 * reload.c (alternative_allows_const_pool_ref): Take an rtx
10382 parameter and return a bool. If the rtx parameter is nonnull,
10383 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
10384 (find_reloads): Update call accordingly. Pass the new operand
10385 if it needed no address reloads, otherwise pass null.
10387 2008-01-30 Richard Henderson <rth@redhat.com>
10390 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
10391 for unbounded arrays.
10393 2008-01-30 Silvius Rus <rus@google.com>
10395 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
10397 2008-01-30 Jan Hubicka <jh@suse.cz>
10400 * i386.c (init_cumulative_args): Use real function declaration when
10403 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
10405 PR rtl-optimization/34998
10406 * global.c (build_insn_chain): Treat non-subreg_lowpart
10407 SUBREGs of pseudos as clobbering all the words covered by the
10408 SUBREG, not just all the bytes.
10409 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
10410 original df_ref rather than an extract parameter.
10411 (global_conflicts): Update call accordingly.
10413 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
10415 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
10416 the overflow check to make it easier to read.
10417 (__fixtfdi): Change the type of the ll member in union
10418 long_double to UDItype_x.
10420 2008-01-30 Jakub Jelinek <jakub@redhat.com>
10422 PR middle-end/34969
10423 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
10424 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
10425 * tree-inline.c (fold_marked_statements): Call
10426 cgraph_update_edges_for_call_stmt if folding a call statement.
10427 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
10428 debug_generic_stmt calls, reset it back afterwards.
10431 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
10433 * c-typeck.c (build_external_ref): Don't pedwarn about
10434 static vars in current function's scope.
10436 2008-01-29 Joseph Myers <joseph@codesourcery.com>
10438 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
10440 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
10443 * ipa-struct-reorg.c: Fix spelling.
10444 * params.def: Ditto.
10446 2008-01-29 Richard Guenther <rguenther@suse.de>
10448 PR middle-end/35006
10449 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
10451 * tree-inline.c (remap_type): Increment remapping_type_depth
10452 around remapping types.
10453 (copy_body_r): Only add referenced variables if they are referenced
10454 from code, not types.
10456 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
10467 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
10468 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
10470 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
10473 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
10474 pointer for tiny stack.
10476 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10478 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
10480 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10482 * config/vx-common.h: Fix typo in comment.
10484 2008-01-28 Ian Lance Taylor <iant@google.com>
10488 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
10489 coalesce pointers if they have different DECL_NO_TBAA_P values.
10490 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
10491 between variables with different DECL_NO_TBAA_P values.
10493 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
10496 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
10497 are not legitimate small data references on SPE targets.
10499 2008-01-28 David Daney <ddaney@avtrex.com>
10501 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
10503 2008-01-28 David Daney <ddaney@avtrex.com>
10505 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
10507 2008-01-27 Joseph Myers <joseph@codesourcery.com>
10509 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
10510 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
10511 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
10512 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
10513 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10514 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
10515 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
10516 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
10518 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10520 * basic-block.h (condjump_equiv_p): Fix comment.
10522 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10524 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
10525 print_generic_stmt_indented): Fix comment.
10527 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10529 * configure.ac (__stack_chk_fail): Add detecion for availability
10530 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
10531 * configure: Regenerate.
10533 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
10535 PR middle-end/34688
10536 * final.c (output_addr_const): Handle TRUNCATE.
10538 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
10541 * tree-ssa-loop-ivopts.c (comp_cost): New type.
10542 (zero_cost, infinite_cost): New constants.
10543 (struct cost_pair): Change type of cost to comp_cost.
10544 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
10545 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
10547 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
10548 split_address_cost, ptr_difference_cost, difference_cost,
10549 get_computation_cost_at, get_computation_cost,
10550 determine_use_iv_cost_generic, determine_use_iv_cost_address,
10551 determine_use_iv_cost_condition, determine_use_iv_costs,
10552 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
10553 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
10554 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
10555 Change type of cost to comp_cost.
10556 (determine_iv_cost): Increase cost of non-original ivs, instead
10557 of decreasing the cost of original ones.
10558 (get_address_cost): Indicate the complexity of the addressing mode
10560 (try_add_cand_for): Prefer using ivs not specific to some object.
10561 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
10563 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
10564 Janis Johnson <janis187@us.ibm.com>
10567 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
10568 (TARGET_INSTANTIATE_DECLS): Likewise.
10569 * target.h (expand_to_rtl_hook): New target hook.
10570 (instantiate_decls): Likewise.
10571 * function.c (instantiate_decl): Make non-static. Rename to...
10572 (instantiate_decl_rtl): ... this.
10573 (instantiate_expr): Use instantiate_decl_rtl.
10574 (instantiate_decls_1): Likewise.
10575 (instantiate_decls): Likewise.
10576 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
10577 * function.h (instantiate_decl_rtl): Add prototype.
10578 * cfgexpand.c (target.h): New include.
10579 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
10580 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
10581 (TARGET_INSTANTIATE_DECLS): Likewise.
10582 (TARGET_INITIALIZER): New target hooks added.
10583 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
10585 * config/rs6000/rs6000.c (tree-flow.h): New include.
10586 (machine_function): Add sdmode_stack_slot field.
10587 (rs6000_alloc_sdmode_stack_slot): New function.
10588 (rs6000_instantiate_decls): Likewise.
10589 (rs6000_secondary_memory_needed_rtx): Likewise.
10590 (rs6000_check_sdmode): Likewise.
10591 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
10592 (TARGET_INSTANTIATE_DECLS): Likewise.
10593 (rs6000_hard_regno_mode_ok): Allow SDmode.
10594 (num_insns_constant): Likewise. Handle _Decimal32 constants.
10595 (rs6000_emit_move): Handle SDmode.
10596 (function_arg_advance): Likewise.
10597 (function_arg): Likewise.
10598 (rs6000_gimplify_va_arg): Likewise. Add special handling of
10599 SDmode var args for 32-bit compiles.
10600 (rs6000_secondary_reload_class): Handle SDmode.
10601 (rs6000_output_function_epilogue): Likewise.
10602 (rs6000_function_value): Simplify if statement.
10603 (rs6000_libcall_value): Likewise.
10604 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
10605 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
10606 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
10607 (movsd_hardfloat): New define_insn.
10608 (movsd_softfloat): Likewise.
10609 (movsd_store): Likewise.
10610 (movsd_load): Likewise.
10611 (extendsddd2): Likewise.
10612 (extendsdtd2): Likewise.
10613 (truncddsd2): Likewise.
10614 (movdd_hardfloat64): Fixup comment.
10615 (UNSPEC_MOVSD_LOAD): New constant.
10616 (UNSPEC_MOVSD_STORE): Likewise.
10618 2008-01-26 Jakub Jelinek <jakub@redhat.com>
10621 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
10623 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
10624 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
10625 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
10626 and TRUTH_XOR_EXPR.
10628 2008-01-26 David Edelsohn <edelsohn@gnu.org>
10631 * config.gcc: Separate AIX 5.3 from AIX 6.1.
10632 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10633 __LONGDOUBLE128 too.
10634 * config/rs6000/aix61.h: New file.
10636 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10638 PR rtl-optimization/34959
10639 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
10640 popcount and parity rtxes the same mode as their operand.
10641 Truncate or extend the result to the return value's mode
10644 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10647 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
10648 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
10649 to GOT_VERSION_REGNUM.
10650 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
10651 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
10652 * config/mips/mips.c (mips_emit_call_insn): New function.
10653 (mips_call_tls_get_addr): Call mips_expand_call directly.
10654 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
10656 (mips16_build_call_stub): Likewise. Return the call insn or null.
10657 (mips_expand_call): Update the call to mips16_build_call_stub
10658 accordingly and a remove redundant condition. Assert that MIPS16
10659 stubs do not use lazy binding. Use mips_emit_call_insn and return
10661 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
10663 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
10664 (mips_avoid_hazard): Remove hazard_set handling.
10665 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
10666 (UNSPEC_RESTORE_GP): ...this.
10667 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
10668 (FAKE_CALL_REGNO): Rename to...
10669 (GOT_VERSION_REGNUM): ...this.
10670 (type): Add "ghost" value. Add an associated insn reservation.
10671 (hazard_set): Remove.
10672 (exception_receiver): Rename to...
10673 (restore_gp): ...this and update the unspec identifier accordingly.
10674 (exception_receiver, nonlocal_got_receiver): New expanders.
10675 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
10676 FAKE_CALL_REGNO. Remove hazard_set attribute.
10677 (set_got_version, update_got_version): New patterns.
10679 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
10682 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
10684 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10687 * doc/install.texi2html: Generate gcc-vers.texi.
10689 2008-01-25 DJ Delorie <dj@redhat.com>
10691 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10693 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10695 * config/c4x: Remove directory.
10696 * config.gcc (crx-*, mt-*): Mark obsolete.
10697 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
10698 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
10699 sh-*-rtemscoff*): Remove cases.
10700 * defaults.h (C4X_FLOAT_FORMAT): Remove.
10701 * real.c (encode_c4x_single, decode_c4x_single,
10702 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
10703 c4x_extended_format): Remove.
10704 * real.h (c4x_single_format, c4x_extended_format): Remove.
10705 * doc/extend.texi (interrupt, naked): Remove mention of attributes
10707 (Pragmas): Remove comment about c4x pragmas.
10708 * doc/install.texi (c4x): Remove target-specific instructions.
10709 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
10710 * doc/md.texi (Machine Constraints): Remove C4x documentation.
10711 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
10712 refer to C4x source files as examples.
10713 (C4X_FLOAT_FORMAT): Remove documentation.
10715 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
10717 * config/bfin/bfin.c (override_options): Reorder tests so that
10718 flag_pic gets enabled for -msep-data.
10720 2008-01-25 Richard Guenther <rguenther@suse.de>
10722 PR middle-end/32244
10723 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
10724 to its bitfield precision if required.
10726 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10728 PR middle-end/33880
10729 * tree-nested.c (walk_omp_for): New function.
10730 (convert_nonlocal_reference, convert_local_reference): Call
10731 walk_omp_for on OMP_FOR.
10732 (convert_call_expr): Call walk_body on OMP_FOR's
10733 OMP_FOR_PRE_INIT_BODY.
10735 2008-01-25 Richard Guenther <rguenther@suse.de>
10737 PR tree-optimization/34966
10738 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
10739 default defs and PHI_NODEs we have to insert after the
10740 defining statement.
10742 2008-01-24 Nick Clifton <nickc@redhat.com>
10744 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
10745 Provide a default definition.
10746 (LIBGCC2_UNITS_PER_WORD): Likewise.
10748 * config/stormy16/stormy16.c: Include df.h for the prototype
10749 for df_regs_ever_live_p.
10750 (xstormy16_expand_builtin_va_start): Convert the stack offset
10751 into a component_ref and then use POINTER_PLUS_EXPR to add it
10752 to the incoming_virtual_args_rtx.
10753 (xstormy16_gimplify_va_arg_expr): Rename to
10754 xstormy16_gimplify_va_arg_expr.
10755 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
10756 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
10757 xstormy16_gimplify_va_arg_expr.
10758 Fix up some formatting issues.
10760 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
10761 Move to predicates.md.
10762 (xs_hi_general_operand): Likewise.
10763 (xs_hi_nonmemory_operand): Likewise.
10764 * config/stormy16/predicates.md:
10765 (xstormy16_carry_plus_operand): New predicate.
10766 (xs_hi_general_operand): New predicate.
10767 (xs_hi_nonmemory_operand): New predicate.
10768 * config/stormy16/stormy16-protos.h:
10769 (xstormy16_carry_plus_operand): Delete prototype.
10770 (xs_hi_general_operand): Likewise.
10771 (xs_hi_nonmemory_operand): Likewise.
10773 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
10774 modifiers as they are no longer needed and they can trigger
10775 reload spill failures.
10777 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
10778 with a match_operand in order to help reload.
10780 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
10781 constraint with 'e' for the 8th alternative as this version of
10782 the mov.w instruction only accepts the lower 8 registers.
10784 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
10787 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
10788 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
10791 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10793 PR middle-end/33333
10794 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
10796 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10798 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
10800 (remove_structure): Update allocations list before removing structure.
10802 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10804 * ipa-struct-reorg.c (is_safe_cond_expr,
10805 create_new_stmts_for_cond_expr): Use integer_zerop function,
10806 that recognize not only zero-pointer, but zero-integer too.
10808 2008-01-25 Ben Elliston <bje@au.ibm.com>
10811 * fixproto: Escape "." in sed expression that strips leading "./".
10813 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
10816 * gcc.c (SWITCH_OK): Removed.
10817 (SWITCH_LIVE): Changed to bit.
10818 (SWITCH_FALSE): Likewise.
10819 (SWITCH_IGNORE): Likewise.
10820 (switchstr): Change live_cond to unsigned int.
10821 (process_command): Replace SWITCH_OK with 0.
10822 (do_self_spec): Likewise.
10823 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
10824 (give_switch): Likewise.
10825 (used_arg): Likewise.
10826 (do_spec_1): Set the SWITCH_IGNORE bit.
10827 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
10828 bits. Set the SWITCH_LIVE bit.
10830 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10832 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
10834 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
10836 PR tree-optimization/34472
10837 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
10838 parameter to a "bool *" and set *DATA to false if there is
10839 an unsafe access. Do not delete the structure here.
10840 (check_cond_exprs): Delete it here instead.
10841 (check_cond_exprs, exclude_cold_structs): Do not increase
10842 I when removing a structure.
10844 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
10847 * config/i386/i386.c (ix86_expand_vector_init): Consider only
10848 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
10850 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
10852 PR middle-end/34934
10853 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
10854 a fixed vector for stack.
10856 2008-01-24 Ben Elliston <bje@au.ibm.com>
10859 * doc/gcc.texi (Software development): Add a direntry for g++.
10861 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
10863 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
10864 stale and straggling -fforce-addr comments above.
10866 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
10868 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
10869 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
10871 2008-01-23 Michael Matz <matz@suse.de>
10874 * dwarf2out.c (force_type_die): Use modified_type_die instead of
10877 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
10879 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
10880 malloc result type.
10882 2008-01-23 Anatoly Sokolov <aesok@post.ru>
10884 * config/avr/avr.c (avr_current_arch): New variable.
10885 (avr_arch_types): Add 'avr31' and 'avr51' entries.
10886 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
10887 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
10888 (avr_override_options): Init 'avr_current_arch'.
10889 (base_arch_s): Move from here...
10890 * config/avr/avr.h (base_arch_s): ... here. Add new members
10891 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
10892 'mega' to 'have_jmp_call'.
10893 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
10894 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
10896 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
10898 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10899 MULTILIB_MATCHES): (Ditto.).
10901 2008-01-23 Richard Guenther <rguenther@suse.de>
10903 PR middle-end/31529
10904 * cgraphunit.c (cgraph_reset_node): Always mark the node
10905 not reachable if it is not queued already.
10907 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
10909 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
10910 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
10911 (cputype_selected): New static variable.
10912 (bfin_handle_option): Set it if -mcpu is used.
10913 (override_option): Select default set of workarounds if no cpu type
10914 selected on the command line.
10915 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
10917 From Michael Frysinger <michael.frysinger@analog.com>
10918 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
10919 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
10921 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
10922 for bf547, bf523, bf524, and bf526.
10923 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
10925 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10926 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
10927 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
10928 __ADSPBF547__ and __ADSPBF54x__ for bf547.
10929 * doc/invoke.texi (Blackfin Options): Document that
10930 -mcpu now accept bf547, bf523, bf524, and bf526.
10932 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
10934 PR rtl-optimization/34628
10935 * combine.c (try_combine): Stop and undo after the first combination
10936 if an autoincrement side-effect on the first insn has effectively
10939 2008-01-22 David Edelsohn <edelsohn@gnu.org>
10942 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
10943 Offset addresses are not valid for Altivec or paired float modes.
10945 2008-01-22 Jakub Jelinek <jakub@redhat.com>
10948 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
10949 if DECL_INITIAL (decl) is error_mark_node.
10952 * c-common.c (handle_vector_size_attribute): Only allow
10953 integral, scalar float and fixed point types. Handle OFFSET_TYPE
10954 the same way as pointer, array etc. types.
10955 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
10958 * tree.c (build_type_attribute_qual_variant): Call
10959 build_qualified_type if attributes are equal, but quals are not.
10961 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10964 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
10965 * flags.h (warn_strict_aliasing): Remove.
10966 (warn_strict_overflow): Remove.
10967 * opts.c (warn_strict_aliasing): Remove.
10968 (warn_strict_overflow): Remove.
10969 * c-opts.c (c_common_handle_option): -Wall only sets
10970 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
10971 (c_common_post_options): Give default values to -Wstrict-aliasing
10972 and -Wstrict-overflow if they are uninitialized.
10973 * common.opt (Wstrict-aliasing): Specify Var and Init.
10974 (Wstrict-overflow): Likewise.
10976 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
10978 PR rtl-optimization/26854
10979 PR rtl-optimization/34400
10980 PR rtl-optimization/34884
10981 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
10983 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
10984 (df_rd_bb_info.expanded_lr_out): Deleted
10985 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
10986 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
10987 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10988 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10989 Removed code to allocate, initialize or free expanded_lr_out.
10990 (df_rd_bb_local_compute_process_def): Restructured to make more
10992 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
10993 sets if the sets are being trimmed.
10995 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
10998 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
10999 (as_vers): Likewise.
11000 * configure: Regenerated.
11002 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11004 PR middle-end/33092
11005 * tree-pass.h (pass_build_alias): New pass.
11006 * tree-ssa-alias.c (gate_build_alias): New.
11007 (pass_build_alias): New.
11008 * passes.c (init_optimization_passes): Add pass_build_alias after
11009 pass_create_structure_vars.
11011 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
11013 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
11014 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
11015 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
11016 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
11017 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
11018 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
11019 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
11020 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
11021 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
11022 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
11023 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
11024 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
11025 * config/s390/s390.md (FP_ALL): New mode iterator.
11026 (_d): New mode attribute.
11027 ("*signbit<mode>2>"): Changed mode of first operand.
11028 ("isinf<mode>2"): Changed mode of first operand.
11029 ("*TDC_insn"): Adaptation for DFP modes.
11031 2008-01-22 Ben Elliston <bje@au.ibm.com>
11033 * tree.c (check_qualified_type): Improve function description.
11035 2008-01-21 Jason Merrill <jason@redhat.com>
11038 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
11039 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
11042 2008-01-21 DJ Delorie <dj@redhat.com>
11044 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
11047 2008-01-21 Richard Guenther <rguenther@suse.de>
11049 PR middle-end/34856
11050 * tree-cfg.c (verify_expr): Allow all invariant expressions
11051 instead of just constant class ones as reference argument.
11052 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
11053 like any other constant.
11054 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
11056 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
11058 * regmove.c (fixup_match_1): Update call crossed frequencies.
11060 2008-01-21 Richard Guenther <rguenther@suse.de>
11063 * tree-inline.c (setup_one_parameter): Deal with mismatched
11064 types using a VIEW_CONVERT_EXPR.
11066 2008-01-21 Alon Dayan <alond@il.ibm.com>
11067 Olga Golovanevsky <olga@il.ibm.com>
11069 PR tree-optimization/34701
11070 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
11071 when the structure size is not a power of 2.
11073 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
11075 * doc/install.texi: Add doc for --enable-checking=df.
11077 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
11079 PR rtl-optimization/34808
11080 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
11082 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11084 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
11087 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11089 PR rtl-optimization/26854
11090 PR rtl-optimization/34400
11091 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
11093 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
11094 (df_rd_bb_info.expanded_lr_out): New.
11095 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
11096 * loop_iv.c (iv_analysis_loop_init): Ditto.
11097 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11098 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11099 Added code to allocate, initialize or free expanded_lr_out.
11100 (df_rd_bb_local_compute_process_def): Restructured to make
11101 more understandable.
11102 (df_rd_confluence_n): Add code to do nothing with fake edges and
11103 code to no apply invalidate_by_call sets if the sets are being trimmed.
11104 (df_lr_local_finalize): Renamed to df_lr_finalize.
11105 (df_live_local_finalize): Renamed to df_live_finalize.
11107 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11110 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
11111 deciding whether to use reciprocal instructions.
11113 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
11115 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
11116 dwarf2out_note_section_used if cold_text_section is NULL.
11118 2008-01-19 Jakub Jelinek <jakub@redhat.com>
11120 PR gcov-profile/34610
11121 * tree-cfg.c (make_edges): Mark both outgoing edges from
11122 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
11123 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
11124 from OMP_FOR and OMP_CONTINUE outgoing edges.
11126 * tree-profile.c (tree_profiling): Return early if
11127 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
11129 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
11130 from cfun to child_cfun.
11131 * function.h (struct function): Add after_tree_profile bit.
11133 2008-01-19 Anatoly Sokolov <aesok@post.ru>
11135 * config/avr/avr.S (_exit): Disable interrupt.
11137 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11138 Steven Bosscher <stevenb.gcc@gmail.com>
11140 PR rtl-optimization/26854
11141 PR rtl-optimization/34400
11142 * df-problems.c (df_live_scratch): New scratch bitmap.
11143 (df_live_alloc): Allocate df_live_scratch when doing df_live.
11144 (df_live_reset): Clear the proper bitmaps.
11145 (df_live_bb_local_compute): Only process the artificial defs once
11146 since the order is not important.
11147 (df_live_init): Init the df_live sets only with the variables
11148 found live by df_lr.
11149 (df_live_transfer_function): Use the df_lr sets to prune the
11150 df_live sets as they are being computed.
11151 (df_live_free): Free df_live_scratch.
11153 2008-01-18 Ian Lance Taylor <iant@google.com>
11155 * common.opt: Add fmerge-debug-strings.
11156 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
11157 flag_merge_debug_strings rather than flag_merge_constants.
11158 * doc/invoke.texi (Option Summary): Mention
11159 -fmerge-debug-strings.
11160 (Debugging Options): Document -fmerge-debug-strings.
11162 2008-01-18 Ian Lance Taylor <iant@google.com>
11165 * tree.h (DECL_IS_OPERATOR_NEW): Define.
11166 (struct tree_function_decl): Add new field operator_new_flag.
11167 * tree-inline.c (expand_call_inline): When inlining a call to
11168 operator new, force the return value to go into a variable, and
11169 set DECL_NO_TBAA_P on that variable.
11170 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
11172 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
11175 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
11176 DWARF2_DEBUGGING_INFO.
11177 (dwarf2out_note_section_used): Ditto. Add prototype.
11178 (have_multiple_function_sections, text_section_used,
11179 cold_text_section_used, *cold_text_sections): Move declarations
11182 2008-01-17 Bob Wilson <bob.wilson@acm.org>
11184 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
11185 field and add signal_ra.
11186 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
11187 assignments to frame state pc. Move end of stack check after
11188 MD_FALLBACK_FRAME_STATE_FOR.
11189 (uw_update_context_1): Use frame state signal_regs if set, instead
11190 of checking signal_frame flag.
11191 (uw_update_context): Use frame state signal_ra if set.
11192 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
11193 * config/xtensa/linux-unwind.h: New file.
11195 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
11197 * modulo-sched.c (get_sched_window): Fix comment typo.
11199 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
11201 PR tree-optimization/34648
11202 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
11204 2008-01-17 Anatoly Sokolov <aesok@post.ru>
11206 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
11207 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
11209 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
11211 PR rtl-optimization/34400
11212 * df-core.c (df_worklist_dataflow_overeager,
11213 df_worklist_dataflow_doublequeue): New functions.
11214 (df_worklist_dataflow): Two different worklist solvers.
11215 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
11218 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11221 * doc/invoke.texi: Document the dependence on pthread for fopenmp
11222 and ftree-parallelize-loops.
11224 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
11226 PR rtl-optimization/34826
11227 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
11229 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
11231 * global.c (find_reg): Mark the eh regs as used if necessary.
11232 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
11233 * ra.h (struct allocno): no_eh_reg field added. Changed
11234 no_stack_reg type to bitfield.
11236 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
11238 * tree.c (substitute_in_expr): Add missing 'break'.
11240 2008-01-17 Richard Guenther <rguenther@suse.de>
11242 PR tree-optimization/34825
11243 * tree-ssa-math-opts.c (is_division_by): Do not recognize
11244 x / x as division to handle.
11246 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11248 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
11249 "-pthread" is specified.
11250 * pa-hpux11.h (LIB_SPEC): Likewise.
11252 2008-01-16 Janis Johnson <janis187@us.ibm.com>
11253 Peter Bergner <bergner@vnet.ibm.com>
11255 PR rtl-optimization/33796
11256 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
11258 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11260 PR libgfortran/34699
11261 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
11263 * pa-hpux10.h (LINK_SPEC): Likewise.
11264 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
11266 2008-01-16 Richard Guenther <rguenther@suse.de>
11268 PR middle-end/32628
11269 * fold-const.c (fold_convert_const_int_from_int): Do not
11270 set overflow if that occured only because of a sign extension
11271 change when converting from/to a sizetype with the same
11272 precision and signedness.
11274 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11277 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
11278 location address to the correct place. Update copyright year.
11280 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11282 * lambda-code.c (lambda_transform_legal_p): Handle the case of
11283 no dependences in the dependence_relations vector.
11285 2008-01-16 Jan Hubicka <jh@suse.cz>
11287 PR rtl-optimization/31396
11288 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
11289 * cfg.c (dump_reg_info): Print it.
11290 * regs.h (struct reg_info_t): add freq_calls_crossed.
11291 (REG_FREQ_CALLS_CROSSED): New macro.
11292 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
11293 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
11294 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
11295 regmove_optimize): Update call crossed frequencies.
11296 * local-alloc.c (struct qty): Add freq_calls_crossed.
11297 (alloc_qty): Copute freq_calls_crossed.
11298 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
11299 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
11300 * ra.h (struct allocno): Add freq_calls_crossed.
11302 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11304 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
11305 libgomp when compiling with ftree-parallelize-loops.
11306 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
11308 2008-01-16 Richard Guenther <rguenther@suse.de>
11310 PR tree-optimization/34769
11311 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
11312 * tree.c (int_cst_value): Instead make this function more
11313 permissive in what it accepts as valid input. Document this
11314 function always sign-extends the value.
11316 2008-01-16 Jakub Jelinek <jakub@redhat.com>
11317 Richard Guenther <rguenther@suse.de>
11320 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
11321 (gimple_fold_indirect_ref_rhs): ... this.
11322 (gimple_fold_indirect_ref): New function with foldings
11323 that preserve lvalueness.
11324 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
11325 * tree-flow.h (gimple_fold_indirect_ref): Declare.
11326 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
11327 to fold an INDIRECT_REF, fall back to the old use of
11328 fold_indirect_ref_1.
11330 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11332 * tree-data-ref.c (subscript_dependence_tester_1): Call
11333 free_conflict_function.
11334 (compute_self_dependence): Same.
11336 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11339 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
11340 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
11342 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
11343 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
11344 for DWARF2_UNWIND_INFO targets.
11346 2008-01-16 Richard Guenther <rguenther@suse.de>
11349 * c-typeck.c (common_pointer_type): Do not merge inconsistent
11350 type qualifiers for function types.
11352 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
11354 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
11355 loop_iterator li from previous commit.
11357 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
11359 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
11361 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11363 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
11364 (parallelize_loops): Don't parallelize irreducible components.
11366 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11369 * c-opts (c_common_post_options): Do not enable CPP
11370 flag_pedantic_errors by default.
11372 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
11374 PR rtl-optimization/31944
11375 * cse.c (remove_pseudo_from_table): New function.
11376 (merge_equiv_classes): Use above function to remove pseudo-registers.
11377 (invalidate): Likewise.
11379 2008-01-13 Richard Guenther <rguenther@suse.de>
11381 PR middle-end/34601
11382 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
11383 instead of TYPE_MODE to deal with calls from expand_one_error_var.
11385 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
11387 * gcse.c (cprop_jump): Call validate_unshare_change instead of
11388 validate_change to unshare the source of the PC set.
11390 2008-01-12 Jan Hubicka <jh@suse.cz>
11392 PR middle-end/32135
11393 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
11394 references above array bounds. This might trigger bounds checks for
11395 pointers to arrays.
11397 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11399 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
11400 new_replaceable_dependencies.
11402 2008-01-12 Doug Kwan <dougkwan@google.com>
11404 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
11405 instead of OPT_Wreturn_type in warning due to ignored return type
11407 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
11408 options included in -Wextra.
11409 * c.opt: New option -Wignored_qualifiers.
11410 * doc/invoke.texi (Warning Options, -Wextra): Add new option
11411 -Wignore_qualifiers.
11412 (-Wignored-qualifiers): Document.
11413 (-Wreturn-type): Remove description of functionality now handled
11414 by -Wignored-qualifiers.
11416 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
11419 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
11420 NOP_EXPR if it is between integral types with the same precision.
11422 2008-01-12 Jan Hubicka <jh@suse.cz>
11425 * invoke.texi (max-inline-recursive-depth): Fix default value.
11427 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
11429 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
11432 2008-01-11 Bob Wilson <bob.wilson@acm.org>
11434 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
11436 2008-01-11 James E. Wilson <wilson@specifix.com>
11439 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
11441 2008-01-11 Anatoly Sokolov <aesok@post.ru>
11443 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
11444 save/restore frame pointer register and don't use 'call-prologues'
11445 optimization in function with "OS_task" attribute.
11447 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
11449 PR middle-end/31309
11450 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
11451 when copying to memory.
11453 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
11455 PR rtl-optimization/30905
11456 * cfgcleanup.c: Include dce.h
11457 (crossjumps_occured): New global variable.
11458 (try_crossjump_bb): Exit loop after finding a fallthru edge.
11459 If something changed, set crossjumps_occured to true.
11460 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
11461 Don't add/remove fake edges to exit here...
11462 (cleanup_cfg): ...but do it here, when crossjumping.
11463 Run a fast DCE when successful crossjumps occured in the latest
11464 iteration of try_optimize_cfg.
11466 2008-01-11 Richard Guenther <rguenther@suse.de>
11468 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
11469 (struct vn_unary_op_s): Likewise.
11470 (vn_reference_insert): Free old reference on hash collision.
11472 2008-01-10 Raksit Ashok <raksit@google.com>
11474 PR rtl-optimization/27971
11475 * combine.c (find_split_point): Split PLUS expressions which are
11476 inside a MEM rtx, and whose first operand is complex.
11478 2008-01-10 DJ Delorie <dj@redhat.com>
11480 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
11481 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
11482 (m32c_hard_regno_ok): Call the underlying function.
11484 2008-01-10 Richard Guenther <rguenther@suse.de>
11486 PR middle-end/34683
11487 * tree-cfg.c (tree_merge_blocks): Do not go through the
11488 full-blown folding and stmt updating path if we just deal
11489 with virtual operands.
11490 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
11491 test for abnormal SSA_NAMEs.
11493 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
11495 PR middle-end/34641
11496 * reload.c (push_reload): Add assertions. All constants from
11497 reg_equiv_constant should have been used for replacing the respective
11499 (find_reloads_address): Invoke find_reloads_address_part for
11500 constant taken from the reg_equiv_constant array.
11502 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
11504 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
11505 field (valnum) the first in the struct. Replace bools with
11508 2008-01-10 Richard Guenther <rguenther@suse.de>
11510 PR tree-optimization/34651
11511 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
11512 types and ordering for masking and converting.
11514 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
11516 PR tree-optimization/34017
11517 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
11518 also for PHI_NODE expressions.
11520 2008-01-09 Jan Hubicka <jh@suse.cz>
11522 PR tree-optimization/34708
11523 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
11524 based on number of case labels.
11525 (init_inline_once): Remove switch_cost.
11526 * tree-inline.h (eni_weights_d): Remove switch_cost.
11528 2008-01-09 Richard Guenther <rguenther@suse.de>
11529 Andrew Pinski <andrew_pinski@playstation.sony.com>
11531 PR middle-end/30132
11532 * gimplify.c (gimplify_cond_expr): Do not create an addressable
11533 temporary if an rvalue is ok or an lvalue is not required.
11535 2008-01-09 Richard Guenther <rguenther@suse.de>
11537 PR middle-end/34458
11538 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
11539 adjust return type.
11541 2008-01-09 Richard Guenther <rguenther@suse.de>
11543 PR middle-end/34679
11544 * tree.c (host_integerp): Check for sizetype only if the
11545 type is an integer type.
11547 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
11550 * opts.c (decode_options): Disable inlining of functions called
11551 once if not in unit-at-a-time mode.
11553 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
11555 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
11557 2008-01-08 Richard Guenther <rguenther@suse.de>
11559 PR middle-end/31863
11560 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
11561 out early if the result will be unused.
11563 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11568 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11569 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11572 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
11574 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
11575 for vectorization tuned.
11577 2008-01-08 Richard Guenther <rguenther@suse.de>
11579 PR tree-optimization/34683
11580 * tree-ssa-operands.c (operand_build_cmp): Export.
11581 * tree-ssa-operands.h (operand_build_cmp): Declare.
11582 * tree-vn.c (vuses_compare): Remove.
11583 (sort_vuses): Use operand_build_cmp.
11584 (sort_vuses_heap): Likewise.
11585 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
11586 to re-use old VEC if available. Do not sort already sorted VUSEs.
11587 (vdefs_to_vec): Do not sort already sorted VDEFs.
11589 2008-01-08 Jakub Jelinek <jakub@redhat.com>
11591 PR middle-end/34694
11592 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
11594 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11597 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
11598 limitations of reciprocal sequences on x86 targets.
11600 2008-01-08 Richard Guenther <rguenther@suse.de>
11602 PR tree-optimization/34683
11603 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
11605 2008-01-07 Jakub Jelinek <jakub@redhat.com>
11608 * config/darwin.c (darwin_mergeable_string_section): Don't use
11609 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
11611 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
11614 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
11615 negxf2. Macroize expander using X87MODEF mode iterator. Change
11616 predicates of op0 and op1 to register_operand.
11617 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
11618 expander using X87MODEF mode iterator. Change predicates of
11619 op0 and op1 to register_operand.
11620 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
11621 corresponding patterns and macroize using MODEF macro. Change
11622 predicates of op0 and op1 to register_operand and remove
11623 "m" constraint. Disparage "r" alternative with "!".
11624 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
11625 macroize using X87MODEF macro. Change predicates of op0 and op1
11626 to register_operand and remove "m" constraint. Disparage "r"
11627 alternative with "!".
11628 (absneg splitter with memory operands): Remove.
11629 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
11630 patterns and macroize using X87MODEF mode iterator.
11631 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
11632 Change predicate of op1 to register_operand.
11633 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
11634 for memory operands.
11636 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
11638 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
11640 2008-01-07 Richard Guenther <rguenther@suse.de>
11642 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
11645 2008-01-07 Richard Guenther <rguenther@suse.de>
11647 PR tree-optimization/34683
11648 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
11649 VOPs of the needed size to save memory. Use VEC_quick_push
11650 to save compile-time.
11651 (vdefs_to_vec): Likewise.
11653 2008-01-07 Sa Liu <saliu@de.ibm.com>
11655 * config/spu/spu.md (divdf3): Genetate inline code for double
11656 division. The implementation doesn't handle INF or NAN, therefore it
11657 only applies when -ffinite-math-only is given.
11659 2008-01-06 Paolo Carlini <pcarlini@suse.de>
11662 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
11663 * doc/cpp.texi ([Common Predefined Macros]): Document.
11665 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
11667 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
11668 order to use commutative addition instead of subtraction.
11670 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11671 Mircea Namolaru <namolaru@il.ibm.com>
11672 Vladimir Yanovsky <yanov@il.ibm.com>
11673 Revital Eres <eres@il.ibm.com>
11675 PR tree-optimization/34263
11676 * tree-outof-ssa.c (process_single_block_loop_latch,
11677 contains_tree_r): New functions.
11678 (analyze_edges_for_bb): Call process_single_block_loop_latch
11679 function to empty single-basic-block latch block if possible.
11681 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11683 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11685 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
11687 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11689 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
11691 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11693 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
11695 2008-01-05 Jakub Jelinek <jakub@redhat.com>
11697 PR tree-optimization/34618
11698 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
11701 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11704 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
11705 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
11706 Update copyright year.
11708 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
11709 Update copyright year.
11710 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
11713 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
11715 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
11716 edge does not point to current bb before changing need_assert.
11718 2008-01-04 Richard Guenther <rguenther@suse.de>
11720 PR middle-end/34029
11721 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
11722 for verifying purposes if they are is_gimple_min_invariant.
11724 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
11726 PR tree-optimization/34448
11727 PR tree-optimization/34465
11728 * gimplify.c (gimplify_init_constructor): Add new parameter
11729 notify_temp_creation. Use it.
11730 (gimplify_modify_expr_rhs): Take volatiles into account when
11731 optimizing constructors.
11732 Do not optimize constructors if gimplify_init_constructor will dump to
11734 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
11735 * gcc.c-torture/compile/pr34448.c: New.
11737 2008-01-04 Jakub Jelinek <jakub@redhat.com>
11739 PR gcov-profile/34609
11740 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
11741 return_slot if result is TREE_ADDRESSABLE.
11743 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
11745 * config/mips/mips.md (sqrt_condition): Tweak comment.
11746 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
11748 2008-01-03 Tom Tromey <tromey@redhat.com>
11751 * c-common.c (c_type_hash): Handle VLAs.
11753 2008-01-03 Jan Hubicka <jh@suse.cz>
11755 PR tree-optimization/31081
11756 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
11757 0 when inlining and not inlining to first basic block.
11758 (remap_decl): When var is initialized to 0, don't set default_def.
11759 (expand_call_inline): Set entry_bb.
11760 * tree-inline.h (copy_body_data): Add entry_bb.
11762 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11765 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
11768 PR tree-optimization/29484
11769 * tree-inline.c (inline_forbidden_p_2): New function.
11770 (inline_forbidden_p): Disallow inlining if some static var
11771 has an address of a local LABEL_DECL in its initializer.
11772 * doc/extend.texi (Labels as Values): Document &&foo behaviour
11775 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
11777 PR tree-optimization/34635
11778 * tree-data-ref.c (add_other_self_distances): Make sure that the
11779 evolution step is constant.
11781 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11783 PR middle-end/34608
11784 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
11786 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
11788 * tree-sra.c (scalarize_init): Insert the generate_element_init
11789 statements after the generate_element_zero statements.
11791 2008-01-02 Richard Guenther <rguenther@suse.de>
11793 PR middle-end/34093
11794 PR middle-end/31976
11795 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
11796 for very large number of operands instead of ICEing.
11798 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
11801 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
11802 while stack probing.
11804 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
11806 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
11809 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
11811 PR libmudflap/26442
11812 * tree-mudflap.c (mx_register_decls): Guard warning by
11813 !DECL_ARTIFICIAL check.
11815 2008-01-01 Jakub Jelinek <jakub@redhat.com>
11817 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
11818 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
11819 sse5_perm<mode>): Fix constraints.