1 2008-06-06 Jakub Jelinek <jakub@redhat.com>
3 PR rtl-optimization/36419
4 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
5 the emitting jump insn.
8 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
9 is not bool, boolify the whole *expr_p and convert to the desired type.
11 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to
15 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16 Add omp_private_outer_ref hook, add another argument to
17 omp_clause_default_ctor hook.
18 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
19 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
20 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
21 hook_tree_tree_tree_tree_null.
22 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
23 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
24 * hooks.c (hook_tree_tree_tree_tree_null): New function.
25 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
26 * tree.def (OMP_TASK): New tree code.
27 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
28 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
29 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
30 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
31 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
32 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
33 OMP_CLAUSE_COLLAPSE_EXPR): Define.
34 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
35 (OMP_DIRECTIVE_P): Add OMP_TASK.
36 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
37 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
38 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
39 and OMP_CLAUSE_UNTIED entries.
40 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
42 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
43 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
44 * tree-pretty-print.c (dump_omp_clause): Handle
45 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
46 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
47 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
48 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
49 warning about unsigned iterators. Change decl/init/cond/incr
50 arguments to TREE_VECs, check arguments for all collapsed loops.
51 (c_finish_omp_taskwait): New function.
52 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
54 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
55 default_function_array_conversion on init. Add par_clauses argument.
56 If decl is present in parallel's lastprivate clause, change it to
57 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
58 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
59 collapse count in clauses.
60 (c_parser_omp_for, c_parser_omp_parallel): Adjust
61 c_parser_omp_for_loop callers.
62 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
63 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
64 (c_parser_omp_clause_name): Handle collapse and untied clauses.
65 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
67 (c_parser_omp_clause_schedule): Handle schedule(auto).
68 Include correct location in the error message.
69 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
70 and PRAGMA_OMP_CLAUSE_UNTIED.
71 (OMP_TASK_CLAUSE_MASK): Define.
72 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
73 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
74 * tree-nested.c (convert_nonlocal_omp_clauses,
75 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
76 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
77 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
78 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
80 (conver_nonlocal_reference, convert_local_reference,
81 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
82 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
83 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
84 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
85 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
86 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
87 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
88 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
89 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
91 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
92 * c-common.h (c_finish_omp_taskwait): New prototype.
93 * gimple-low.c (lower_stmt): Handle OMP_TASK.
94 * tree-parloops.c (create_parallel_loop): Create 1 entry
95 vectors for OMP_FOR_{INIT,COND,INCR}.
96 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
97 (make_edges): Handle OMP_TASK.
98 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
99 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
100 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
101 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
102 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
103 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
104 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
105 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
106 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
107 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
108 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
109 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
110 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
111 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
112 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
113 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
114 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
115 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
116 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
117 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
118 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
119 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
120 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
121 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
122 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
123 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
124 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
125 original iterator is present in lastprivate clause or if
126 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
127 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
128 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
129 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
130 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
131 if it is set, lookup var in outer contexts too. Handle
132 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
133 to be implicitly determined firstprivate for task regions.
134 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
135 if it is set, lookup var in outer contexts too. Set
136 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
137 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
138 OMP_CLAUSE_UNTIED. Take region_type as last argument
139 instead of in_parallel and in_combined_parallel.
140 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
142 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
143 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause
145 (new_omp_context): Set default_kind to
146 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
147 (omp_region_type): New enum.
148 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
149 fields, add region_type.
150 (new_omp_context): Take region_type as argument instead of is_parallel
151 and is_combined_parallel.
152 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
153 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
154 ctx->is_combined_parallel checks.
155 (gimplify_omp_task): New function.
156 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
158 * omp-low.c (extract_omp_for_data): Use schedule(static)
159 for schedule(auto). Handle pointer and unsigned iterators.
160 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
161 Add loops argument. Extract data for collapsed OMP_FOR loops.
162 (expand_parallel_call): Assert sched_kind isn't auto,
163 map runtime schedule to index 3.
164 (struct omp_for_data_loop): New type.
165 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
166 Add loop, loops, collapse and iter_type fields.
167 (workshare_safe_to_combine_p): Disallow combined for if
168 iter_type is unsigned long long. Don't combine collapse > 1 loops
169 unless all bounds and steps are constant. Adjust extract_omp_for_data
171 (expand_omp_for_generic): Handle pointer, unsigned and long long
172 iterators. Handle collapsed OMP_FOR loops. Adjust
173 for struct omp_for_data changes. If libgomp function doesn't return
174 boolean_type_node, add comparison of the return value with 0.
175 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
176 pointer, unsigned and long long iterators. Adjust for struct
177 omp_for_data changes.
178 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
179 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
180 unsigned long long. Allocate loops array, pass it to
181 extract_omp_for_data. For collapse > 1 loops use always
182 expand_omp_for_generic.
183 (omp_context): Add sfield_map and srecord_type fields.
184 (is_task_ctx, lookup_sfield): New functions.
185 (use_pointer_for_field): Use is_task_ctx helper. Change first
186 argument's type from const_tree to tree. Clarify comment.
187 In OMP_TASK disallow copy-in/out sharing.
188 (build_sender_ref): Call lookup_sfield instead of lookup_field.
189 (install_var_field): Add mask argument. Populate both record_type
190 and srecord_type if needed.
191 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
193 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
194 and DECL_FIELD_OFFSET.
195 (scan_sharing_clauses): Adjust install_var_field callers. For
196 firstprivate clauses on explicit tasks allocate the var by value in
197 record_type unconditionally, rather than by reference.
198 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
199 Use is_taskreg_ctx instead of is_parallel_ctx.
200 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
201 (create_omp_child_function_name): Add task_copy argument, use
202 *_omp_cpyfn* names if it is true.
203 (create_omp_child_function): Add task_copy argument, if true create
204 *_omp_cpyfn* helper function.
205 (scan_omp_parallel): Adjust create_omp_child_function callers.
206 Rename parallel_nesting_level to taskreg_nesting_level.
207 (scan_omp_task): New function.
208 (lower_rec_input_clauses): Don't run constructors for firstprivate
209 explicit task vars which are initialized by *_omp_cpyfn*.
210 Pass outer var ref to omp_clause_default_ctor hook if
211 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
212 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
213 OMP_CLAUSE_REDUCTION_INIT.
214 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
215 avoid duplicate setting of fields. Handle
216 OMP_CLAUSE_PRIVATE_OUTER_REF.
217 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
218 copy-out if TREE_READONLY, only copy-in.
219 (expand_task_copyfn): New function.
220 (expand_task_call): New function.
221 (struct omp_taskcopy_context): New type.
222 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
224 (lower_omp_parallel): Rename to...
225 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
226 Call create_task_copyfn if srecord_type is needed. Adjust
228 (task_shared_vars): New variable.
229 (check_omp_nesting_restrictions): Warn if work-sharing,
230 barrier, master or ordered region is closely nested inside OMP_TASK.
231 Add warnings for barrier if closely nested inside of work-sharing,
232 ordered, or master region.
233 (scan_omp_1): Call check_omp_nesting_restrictions even for
234 GOMP_barrier calls. Rename parallel_nesting_level to
235 taskreg_nesting_level. Handle OMP_TASK.
236 (lower_lastprivate_clauses): Even if some lastprivate is found on a
237 work-sharing construct, continue looking for them on parent parallel
239 (lower_omp_for_lastprivate): Add lastprivate clauses
240 to the beginning of dlist rather than end. Adjust for struct
241 omp_for_data changes.
242 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
243 not after it. Handle collapsed OMP_FOR loops, adjust for
244 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data
246 (get_ws_args_for): Adjust extract_omp_for_data caller.
247 (scan_omp_for): Handle collapsed OMP_FOR
248 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
249 (lower_omp_single_simple): If libgomp function doesn't return
250 boolean_type_node, add comparison of the return value with 0.
251 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
252 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
253 (parallel_nesting_level): Rename to...
254 (taskreg_nesting_level): ... this.
255 (is_taskreg_ctx): New function.
256 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
258 (execute_lower_omp): Rename parallel_nesting_level to
259 taskreg_nesting_level.
260 (expand_omp_parallel): Rename to...
261 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
262 Call omp_task_call for OMP_TASK regions.
263 (expand_omp): Adjust caller, handle OMP_TASK.
264 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
266 * bitmap.c (bitmap_default_obstack_depth): New variable.
267 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
268 if argument is NULL and bitmap_default_obstack is already initialized.
269 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
271 * matrix-reorg.c (matrix_reorg): Likewise.
273 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
275 * config/i386/i386.md (*indirect_jump): Macroize using P
276 mode iterator. Remove !TARGET_64BIT from insn constraints.
277 (*tablejump_1): Ditto.
278 (*indirect_jump_rex64): Remove insn pattern.
279 (*tablejump_1_rex64): Ditto.
280 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
281 and eh_return_si insn patterns.
283 2008-06-06 Richard Guenther <rguenther@suse.de>
285 * tree-ssa-structalias.c (merge_smts_into): Remove.
286 (find_what_p_points_to): Do not bother to compute the
287 points-to set for pt_anything pointers.
288 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
289 for pt_anything pointers is ok.
291 2008-06-06 Jan Hubicka <jh@suse.cz>
293 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
295 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
297 * cgraph.c: Fix typos in comments.
298 (cgraph_availability_names): Fix string typo.
299 * fold-const.c: Fix typos in comments.
300 (fold_binary): Fix typo in warning.
301 * genautomata.c: Fix typos in comments.
302 (check_presence_pattern_sets): Fix typo in local variable.
303 (output_description): Fix typo in output.
304 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
306 * matrix-reorg.c (check_allocation_function): Likewise.
307 * omega.c (smooth_weird_equations): Likewise.
308 * auto-inc-dec.c: Fix typos in comments.
309 * bb-reorder.c: Likewise.
310 * builtins.c: Likewise.
311 * c-common.c: Likewise.
312 * c-cppbuiltin.c: Likewise.
313 * c-parser.c: Likewise.
314 * c-pretty-print.c: Likewise.
315 * cfgcleanup.c: Likewise.
316 * cfgexpand.c: Likewise.
317 * cfghooks.c: Likewise.
318 * cfglayout.c: Likewise.
319 * cfgloopmanip.c: Likewise.
320 * cgraphunit.c: Likewise.
321 * coverage.c: Likewise.
322 * dbxout.c: Likewise.
323 * df-byte-scan.c: Likewise.
324 * df-core.c: Likewise.
325 * df-problems.c: Likewise.
326 * df-scan.c: Likewise.
328 * dominance.c: Likewise.
329 * domwalk.c: Likewise.
331 * dwarf2out.c: Likewise.
332 * emit-rtl.c: Likewise.
333 * et-forest.c: Likewise.
334 * function.c: Likewise.
335 * function.h: Likewise.
337 * gcov-io.c: Likewise.
340 * genattrtab.c: Likewise.
341 * ggc-page.c: Likewise.
342 * gimplify.c: Likewise.
343 * gthr-lynx.h: Likewise.
344 * haifa-sched.c: Likewise.
345 * ipa-cp.c: Likewise.
346 * ipa-inline.c: Likewise.
347 * ipa-prop.h: Likewise.
348 * ipa-pure-const.c: Likewise.
349 * ipa-struct-reorg.c: Likewise.
350 * ipa-struct-reorg.h: Likewise.
351 * ipa-type-escape.c: Likewise.
353 * loop-doloop.c: Likewise.
354 * mips-tfile.c: Likewise.
355 * mkmap-flat.awk: Likewise.
356 * mkmap-symver.awk: Likewise.
357 * modulo-sched.c: Likewise.
358 * omp-low.c: Likewise.
359 * optabs.c: Likewise.
360 * optabs.h: Likewise.
362 * passes.c: Likewise.
363 * postreload-gcse.c: Likewise.
364 * postreload.c: Likewise.
365 * predict.c: Likewise.
366 * pretty-print.h: Likewise.
367 * profile.c: Likewise.
368 * protoize.c: Likewise.
369 * ra-conflict.c: Likewise.
372 * regclass.c: Likewise.
374 * reload.c: Likewise.
375 * rtl-error.c: Likewise.
376 * rtlanal.c: Likewise.
378 * sched-rgn.c: Likewise.
381 * target.h: Likewise.
382 * tree-dfa.c: Likewise.
383 * tree-eh.c: Likewise.
384 * tree-flow-inline.h: Likewise.
385 * tree-inline.c: Likewise.
386 * tree-into-ssa.c: Likewise.
387 * tree-loop-distribution.c: Likewise.
388 * tree-nested.c: Likewise.
389 * tree-parloops.c: Likewise.
390 * tree-pass.h: Likewise.
391 * tree-pretty-print.c: Likewise.
392 * tree-profile.c: Likewise.
393 * tree-scalar-evolution.c: Likewise.
394 * tree-sra.c: Likewise.
395 * tree-ssa-alias-warnings.c: Likewise.
396 * tree-ssa-ccp.c: Likewise.
397 * tree-ssa-coalesce.c: Likewise.
398 * tree-ssa-dom.c: Likewise.
399 * tree-ssa-dse.c: Likewise.
400 * tree-ssa-forwprop.c: Likewise.
401 * tree-ssa-live.c: Likewise.
402 * tree-ssa-live.h: Likewise.
403 * tree-ssa-loop-im.c: Likewise.
404 * tree-ssa-loop-ivopts.c: Likewise.
405 * tree-ssa-loop-niter.c: Likewise.
406 * tree-ssa-loop-prefetch.c: Likewise.
407 * tree-ssa-phiopt.c: Likewise.
408 * tree-ssa-phiprop.c: Likewise.
409 * tree-ssa-sccvn.c: Likewise.
410 * tree-ssa-ter.c: Likewise.
411 * tree-ssa-threadupdate.c: Likewise.
412 * tree-ssa.c: Likewise.
413 * tree-vect-analyze.c: Likewise.
414 * tree-vect-transform.c: Likewise.
415 * tree-vectorizer.c: Likewise.
416 * tree-vn.c: Likewise.
417 * tree-vrp.c: Likewise.
419 * tree.def: Likewise.
421 * unwind-dw2-fde.c: Likewise.
422 * unwind.inc: Likewise.
423 * value-prof.c: Likewise.
424 * vmsdbgout.c: Likewise.
426 2008-06-05 David Edelsohn <edelsohn@gnu.org>
428 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
429 always place FP constants in the TOC for TARGET_POWERPC64.
430 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
432 2008-06-05 Joseph Myers <joseph@codesourcery.com>
434 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
435 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
436 enable for TARGET_E500_DOUBLE.
437 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
438 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
439 floating-point modes like integer modes for E500 double.
440 (rs6000_legitimate_offset_address_p): Likewise.
441 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
442 addressing for DDmode for E500 double.
443 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
444 modes as using 64-bits of registers for E500 double.
445 (spe_build_register_parallel): Do not handle DDmode or TDmode.
446 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
447 specially for E500 double.
448 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
449 TDmode for E500 double.
450 (rs6000_gimplify_va_arg): Only handle SDmode in registers
451 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
452 (rs6000_split_multireg_move): Do not handle TDmode specially for
454 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
455 using 64-bit registers for E500 double.
456 (emit_frame_save): Do not handle DDmode specially for E500 double.
457 (gen_frame_mem_offset): Likewise.
458 (rs6000_function_value): Do not call spe_build_register_parallel
459 for DDmode or TDmode.
460 (rs6000_libcall_value): Likewise.
461 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
462 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
465 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
467 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
470 2008-06-04 Junjie Gu <jgu@tensilica.com>
472 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
473 comparison for frame pointers.
475 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
478 * config/avr/avr.h: (PUSH_ROUNDING): Remove.
480 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
483 * builtins.c (expand_builtin_signbit): Don't take lowpart when
484 register is already smaller or equal to required mode.
486 2008-06-04 Xinliang David Li <davidxl@google.com>
488 * tree-call-cdce.c: New file.
489 (cond_dead_built_in_calls): New static variable.
490 (input_domain): New struct.
491 (check_pow): New function.
492 (check_builtin_call): Ditto.
493 (check_target_format): Ditto.
494 (is_call_dce_candidate): Ditto.
495 (gen_one_condition): Ditto.
496 (gen_conditions_for_domain): Ditto.
498 (gen_conditions_for_pow_cst_base): Ditto.
499 (gen_conditions_for_pow_int_base): Ditto.
500 (gen_conditions_for_pow): Ditto.
501 (get_no_error_domain): Ditto.
502 (gen_shrink_wrap_conditions): Ditto.
503 (shrink_wrap_one_built_in_call): Ditto.
504 (shink_wrap_conditional_dead_built_in_calls): Ditto.
505 (tree_call_cdce): Ditto.
506 (gate_call_cdce): Ditto.
507 (pass_call_cdce): New gimple pass.
508 * passes.c: (init_optimization_passes): New pass.
509 * tree-pass.h: New pass declaration.
510 * opts.c (decode_options): New flag setting.
511 * common.opt: Add -ftree-builtin-call-dce flag.
512 * Makefile.in: Add new source file.
513 * tempvar.def: New tv_id.
514 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
516 2008-06-04 Richard Guenther <rguenther@suse.de>
518 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC
520 (is_call_clobbered): Always check var_ann->call_clobbered.
521 (mark_call_clobbered): Always set var_ann->call_clobbered.
522 (clear_call_clobbered): Always clear var_ann->call_clobbered.
523 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
524 (reset_alias_info): Clear call clobbering info on MTAGs and
526 (set_pt_anything): Set pt_global_mem.
527 (create_tag_raw): Adjust comment.
528 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
530 2008-06-04 Joseph Myers <joseph@codesourcery.com>
531 Maxim Kuvyrkov <maxim@codesourcery.com>
533 * config/m68k/m68k.opt (mxgot): New option.
534 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
535 (m68k_output_addr_const_extra): New.
536 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
537 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
538 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
539 * doc/invoke.texi (M680x0 Options): Document -mxgot.
541 2008-06-04 Richard Guenther <rguenther@suse.de>
543 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
544 negative or non-representable offsets.
546 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
548 * config/i386/i386.c (ix86_gen_leave): New.
549 (ix86_gen_pop1): Likewise.
550 (ix86_gen_add3): Likewise.
551 (ix86_gen_sub3): Likewise.
552 (ix86_gen_sub3_carry): Likewise.
553 (ix86_gen_one_cmpl2): Likewise.
554 (ix86_gen_monitor): Likewise.
555 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
556 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
557 ix86_gen_one_cmpl2 and ix86_gen_monitor.
558 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
559 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
560 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
561 (ix86_expand_epilogue): Updated.
562 (print_operand): Handle integer register operand for 'z'.
563 (ix86_expand_strlensi_unroll_1): Likewise.
564 (ix86_expand_strlen): Likewise.
565 (ix86_expand_builtin): Likewise.
566 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
567 mov{q}/mov{l} and add{q}/add{l}.
569 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
571 * config/i386/i386.md (P): New mode iterator.
572 (SFmode push_operand splitter): Macroize DImode and SImode pushes
573 using P mode iterator.
574 (DFmode push_operand splitter): Ditto.
575 (XFmode push_operand splitter): Ditto.
576 (DFmode float_extend SFmode push_operand splitter): Ditto.
577 (XFmode float_extend SFmode push_operand splitter): Do not generate
578 SImode pushes for 64bit target. Macroize Dimode and SImode
579 pushes using P mode iterator.
580 (XFmode float_extend DFmode push_operand splitter): Ditto.
582 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
584 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
585 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed
587 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
589 (ix86_call_abi_override): Remove check for call_used_regs.
591 2008-06-03 Richard Guenther <rguenther@suse.de>
593 * tree-ssa-structalias.c (find_func_aliases): Add constraints
594 for the lhs of calls if the return type contains pointers.
596 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
598 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
599 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
600 * function.c (allocate_struct_function): Use of
602 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
603 of cfun and DEFAULT_ABI to deceide abi mode.
605 (REG_PARM_STACK_SPACE): Removed.
606 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
607 (STACK_BOUNDARY): Use default target to deceide stack boundary.
608 * config/i386/i386-protos.h (ix86_cfun_abi): New.
609 (ix86_function_abi): Likewise.
610 (ix86_function_type_abi): Likewise.
611 (ix86_call_abi_override): Likewise.
612 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
613 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
614 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
615 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
617 (X86_64_REGPARM_MAX): New.
618 (X86_64_SSE_REGPARM_MAX): New.
619 (X64_REGPARM_MAX): New.
620 (X64_SSE_REGPARM_MAX): New.
621 (X86_32_REGPARM_MAX): New.
622 (X86_32_SSE_REGPARM_MAX): New.
623 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
624 (ix86_function_regparm): Handle user calling abi.
625 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
626 by DEFAULT_ABI versus SYSV_ABI check.
627 (ix86_reg_parm_stack_space): New.
628 (ix86_function_type_abi): New.
629 (ix86_call_abi_override): New.
630 (ix86_function_abi): New.
631 (ix86_cfun_abi): New.
632 (init_cumulative_args): Call abi specific initialization.
633 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
634 (function_arg_64): Extend SSE_REGPARM_MAX check.
635 (function_arg (): Remove TARGET_64BIT_MS_ABI.
636 (ix86_pass_by_reference): Likewise.
637 (ix86_function_value_regno_p): Likewise.
638 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
639 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
640 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
641 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
642 (setup_incoming_varargs_64): Adjust regparm for call abi.
643 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
644 (ix86_va_start): Likewise.
645 (ix86_gimplify_va_arg): Likewise.
646 (ix86_expand_prologue): Likewise.
647 (output_pic_addr_const): Likewise.
648 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
649 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
650 (x86_output_mi_thunk): Likewise.
651 (x86_function_profiler): Likewise.
652 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
653 (SYSV_ABI, MS_ABI): New constants.
655 (init_regs): Add prototype of function in regclass.c file.
656 (OVERRIDE_ABI_FORMAT): New.
657 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
658 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
659 (OUTGOING_REG_PARM_STACK_SPACE): New.
660 (ix86_reg_parm_stack_space): New prototype.
661 (CUMULATIVE_ARGS): Add call_abi member.
662 (machine_function): Add call_abi member.
663 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace TARGET_64BIT_MS_ABI
664 by DEFAULT_ABI compare to MS_ABI.
666 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
669 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
670 (avr_builtin_setjmp_frame_value): New function.
671 * config/avr/avr.md (nonlocal_goto_receiver): Define.
672 (nonlocal_goto): Define.
674 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
676 * config/mips/mips.c (mips_emit_loadgp): Return early if
677 there is nothing do to, otherwise emit a blockage if
678 !TARGET_EXPLICIT_RELOCS || crtl->profile.
679 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
681 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
683 * configure.ac: Drop unneeded backslash ending up in config.in.
684 * acinclude.m4: Likewise.
685 * config.in: Regenerate.
687 2008-05-26 Jan Hubicka <jh@suse.cz>
689 * predict.c (maybe_hot_frequency_p): Break out of...
690 (maybe_hot_bb_p): ... here.
691 (maybe_hot_edge_p): New.
692 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
693 * basic-block.h (maybe_hot_edge_p): Declare.
695 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
697 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
698 (*cmpfp_<mode>_cc): Ditto.
699 (*fp_jcc_8<mode>_387): Ditto.
700 (*fop_<MODEF:mode>_2_i387): Ditto.
701 (*fop_<MODEF:mode>_3_i387): Ditto.
702 (*fop_xf_2_i387): Ditto.
703 (*fop_xf_3_i387): Ditto.
705 2008-06-02 Tomas Bily <tbily@suse.cz>
707 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
709 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
711 * config/mips/mips.c (mips_valid_offset_p): New function.
712 (mips_valid_lo_sum_p): Likewise.
713 (mips_classify_address): Use them.
714 (mips_force_address): New function.
715 (mips_legitimize_address): Use it.
716 * config/mips/mips.md (MOVE128): New mode iterator.
717 (movtf): Require TARGET_64BIT. Remove empty strings.
718 (*movtf_internal): Rename to...
719 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
720 of "R" and use {,fp}{load,store} attributes instead of "multi".
721 Use a separate define_split.
722 (*movtf_mips16): New pattern.
724 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
726 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
727 * config/mips/mips.c (mips_expand_before_return): New function.
728 (mips_expand_epilogue): Call it.
729 * config/mips/mips.md (return): Turn into a define_expand.
732 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
734 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
735 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
736 functions. Do not emit uses and clobbers of CONCATs; individually
737 use and clobber their operands.
738 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
739 gen_clobber, emit_use and gen_use.
740 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
741 (expand_builtin_return): Likewise.
742 * cfgbuild.c (count_basic_blocks): Likewise.
743 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
744 * explow.c (emit_stack_restore): Likewise.
745 * expmed.c (extract_bit_field_1): Likewise.
746 * expr.c (convert_move, emit_move_complex_parts): Likewise.
747 (emit_move_multi_word, store_constructor): Likewise.
748 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
749 (thread_prologue_and_epilogue_insns): Likewise.
750 * lower-subreg.c (resolve_simple_move): Likewise.
751 * optabs.c (widen_operand, expand_binop): Likewise.
752 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
753 * reload.c (find_reloads): Likewise.
754 * reload1.c (eliminate_regs_in_insn): Likewise.
755 * stmt.c (expand_nl_goto_receiver): Likewise.
756 * config/alpha/alpha.md (builtin_longjmp): Likewise.
757 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
758 * config/arm/arm.c (arm_load_pic_register): Likewise.
759 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
760 * config/arm/arm.md (untyped_return): Likewise.
761 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
762 * config/avr/avr.c (expand_prologue): Likewise.
763 * config/bfin/bfin.c (do_unlink): Likewise.
764 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
765 * config/cris/cris.c (cris_expand_prologue): Likewise.
766 * config/darwin.c (machopic_indirect_data_reference): Likewise.
767 (machopic_legitimize_pic_address): Likewise.
768 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
769 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
770 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
771 (ix86_expand_convert_uns_didf_sse): Likewise.
772 (ix86_expand_vector_init_general): Likewise.
773 * config/ia64/ia64.md (eh_epilogue): Likewise.
774 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
775 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
776 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
777 (config/iq2000/iq2000.c): Likewise.
778 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
779 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
780 (builtin_longjmp): Likewise.
781 * config/mn10300/mn10300.md (call, call_value): Likewise.
782 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
783 * config/pdp11/pdp11.md (abshi2): Likewise.
784 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
785 * config/s390/s390.c (s390_emit_prologue): Likewise.
786 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
787 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
788 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
789 * config/sh/sh.c (prepare_move_operands): Likewise.
790 (output_stack_adjust, sh_expand_epilogue): Likewise.
791 (sh_set_return_address, sh_expand_t_scc): Likewise.
792 * config/sparc/sparc.c (load_pic_register): Likewise.
793 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
794 * config/spu/spu.c (spu_expand_epilogue): Likewise.
795 * config/v850/v850.c (expand_epilogue): Likewise.
797 2008-05-31 Anatoly Sokolov <aesok@post.ru>
799 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
800 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
801 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
802 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
803 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
804 stack pointer register.
805 (output_movhi): Remove code for interrupt specific writing to the
806 stack pointer register.
808 2008-05-31 Richard Guenther <rguenther@suse.de>
810 PR tree-optimization/34244
811 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
812 (tree_expr_nonzero_warnv_p): Likewise.
813 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
814 ssa_name_nonnegative_p.
815 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
816 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
817 not tree_expr_nonzero_warnv_p.
819 PR tree-optimization/36262
821 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
823 PR tree-optimization/34244
824 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
825 (record_numbers_of_iterations): New function.
826 (execute_vrp): Cache the numbers of iterations of loops.
827 * tree-scalar-evolution.c (scev_reset_except_niters):
829 (scev_reset): Use scev_reset_except_niters.
830 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
832 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
834 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
835 __WORKAROUND_RETS when appropriate.
837 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
839 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
840 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
842 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
843 *fop_df_comm_sse insn patterns using MODEF mode iterator.
844 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
845 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
846 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
847 *fop_df_1_mixed insn patterns using MODEF mode iterator.
848 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
849 *fop_df_1_sse insn patterns using MODEF mode iterator.
850 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
851 *fop_df_1_i387 insn patterns using MODEF mode iterator.
852 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
853 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
854 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
855 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
856 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
857 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
858 (*fop_xf_4_i387): Use <MODE> for mode attribute.
859 (*fop_xf_5_i387): Ditto.
860 (*fop_xf_6_i387): Ditto.
862 2008-05-30 Richard Guenther <rguenther@suse.de>
864 * builtins.c (build_string_literal): Avoid generating
865 a non-gimple_val result.
867 2008-05-30 DJ Delorie <dj@redhat.com>
869 * exec-tool.in: Use an environment variable (private) instead of a
870 file (shared) as a semaphore, so as to not break parallel builds.
872 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
874 * optabs.c (maybe_encapsulate_block): Remove.
875 (emit_libcall_block): Adjust accordingly.
876 * optabs.h (maybe_encapsulate_block): Remove prototype.
878 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
879 Don't use maybe_encapsulate_block.
881 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
883 * config/rs6000/rs6000.c (rs6000_legitimize_address,
884 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
885 rtx is a SYMBOL_REF before calling get_pool_constant.
887 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
889 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
891 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
893 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
894 rather than OS names to choose INO_T_EQ definition.
895 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
896 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
898 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
901 * config/darwin-f.c: New.
902 * config/t-darwin: Added rule to build darwin-f.o.
903 * config.gcc: Defined new variable, fortran_target_objs.
904 (*-*-darwin*): Set fortran_target_objs.
905 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
906 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
907 * configure: Regenerated.
909 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
912 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
913 canonical type if needed.
915 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
917 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
919 2008-05-29 Richard Guenther <rguenther@suse.de>
921 PR tree-optimization/36343
922 PR tree-optimization/36346
923 PR tree-optimization/36347
924 * tree-flow.h (clobber_what_p_points_to): Declare.
925 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
926 pointed-to variable is dereferenced is irrelevant to whether
927 the pointer can access the pointed-to variable.
928 (clobber_what_p_points_to): New function.
929 * tree-ssa-alias.c (set_initial_properties): Use it.
930 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
931 call clobber check for NMTs.
933 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
935 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
936 for printing gcov_type.
938 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
940 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
941 and the eh region information.
942 * value-prof.c (gimple_move_stmt_histograms): New function.
943 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
945 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
947 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
949 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
951 * value-prof.c (tree_ic_transform): Print counts.
952 * tree-profile.c (tree_gen_ic_func_profiler):
953 Clear __gcov_indreict_call_callee variable to avoid misattribution
956 2008-05-28 Rafael Espindola <espindola@google.com>
958 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
961 2008-05-28 Richard Guenther <rguenther@suse.de>
963 PR tree-optimization/36339
964 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
965 and clobbering code out of the loop.
967 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
969 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
972 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
973 s390_contiguous_bitmask_p, s390_symref_operand_p,
974 s390_check_symref_alignment, s390_reload_larl_operand,
975 s390_reload_symref_address): New functions.
976 (s390_branch_condition_mnemonic): Support compare and branch
978 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
980 (s390_secondary_reload): Add secondary reloads for unaligned
981 symbol refs or symbol refs to floating point or QI/TI mode
983 (legitimate_address_p): Accept symbol references as addresses.
984 (s390_expand_insv): Use rotate and insert selected bits
985 instruction for insv when building for z10.
986 (print_operand_address): Handle symbol ref addresses.
987 (print_operand): Output modifier 'c' added for signed byte values.
988 (s390_encode_section_info): Mark symbol refs with
989 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
991 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
992 (length attribute): RRF, RRR have 4 byte length.
993 (FPALL, INTALL): New mode iterators added.
994 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
995 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
996 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
997 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
998 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
999 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
1000 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
1001 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
1003 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
1004 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
1005 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
1006 reload<INTALL:mode><P:mode>_toreg_z10,
1007 reload<FPALL:mode><P:mode>_tomem_z10,
1008 reload<FPALL:mode><P:mode>_toreg_z10,
1009 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
1010 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
1011 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
1012 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
1014 (movmem, clrmem, cmpmem): New splitters added.
1016 * config/s390/predicates.md (larl_operand): Use
1017 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
1018 SYMBOL_REF_ALIGN1_P.
1019 (s390_signed_integer_comparison,
1020 s390_unsigned_integer_comparison): New predicates.
1022 * config/s390/s390-protos.h (s390_check_symref_alignment,
1023 s390_contiguous_bitmask_p, s390_reload_larl_operand,
1024 s390_reload_symref_address,
1025 s390_compare_and_branch_condition_mask): Prototypes added.
1027 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
1028 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
1029 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
1031 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1033 * config/s390/s390.c (z10_cost): New cost function for z10.
1034 (s390_handle_arch_option, override_options): Support -march=z10 switch.
1035 (s390_issue_rate): Adjust issue rate for z10.
1036 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
1037 (processor_flags): Add PF_Z10.
1038 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
1039 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
1040 * gcc/config.gcc: Add z10.
1042 2008-05-28 Richard Guenther <rguenther@suse.de>
1044 PR tree-optimization/36291
1045 * tree-flow. h (struct gimple_df): Remove var_anns member.
1046 * tree-flow-inline.h (gimple_var_anns): Remove.
1047 (var_ann): Simplify.
1048 * tree-dfa.c (create_var_ann): Simplify.
1049 (remove_referenced_var): Clear alias info from var_anns of globals.
1050 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
1051 (delete_tree_ssa): Clear alias info from var_anns of globals.
1052 Do not free var_anns.
1053 (var_ann_eq): Remove.
1054 (var_ann_hash): Likewise.
1056 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
1058 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
1059 and loongson2f entries.
1060 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
1061 * config/mips/mips.h (processor_type): Add Loongson-2E
1062 and Loongson-2F entries.
1063 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
1064 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
1065 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
1066 * doc/invoke.texi (MIPS Options): Document loongson2e
1067 and loongson2f processor names.
1069 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1073 * config/i386/i386.c (ix86_function_arg_boundary): Use
1074 alignment of canonical type.
1075 (ix86_expand_vector_move): Check unaligned memory access for
1078 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1080 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
1081 Moved to the front of file.
1083 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
1084 H.J. Lu <hongjiu.lu@intel.com>
1086 * dwarf2out.c (current_fde): New.
1088 (lookup_cfa:): Likewise.
1089 (dwarf2out_end_epilogue): Likewise.
1090 (dwarf2out_note_section_used): Likewise.
1092 2008-05-27 Michael Matz <matz@suse.de>
1095 * c.opt (Wenum-compare): New warning option.
1096 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
1098 2008-05-27 Michael Matz <matz@suse.de>
1101 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
1103 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
1104 into memory as tail calls.
1106 2008-05-27 Richard Guenther <rguenther@suse.de>
1108 PR tree-optimization/36339
1109 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
1110 pointers cause all addressable variables to be call clobbered.
1112 2008-05-27 Richard Guenther <rguenther@suse.de>
1114 PR tree-optimization/36245
1115 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
1117 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1119 * config/s390/s390.md: Replace all occurences of the 'm'
1120 constraint with 'RT'.
1122 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1124 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
1126 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
1128 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
1129 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
1130 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
1132 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1134 * reload.c: (find_reloads): Skip alternatives according to the
1135 "enabled" attribute. Constify the constraint variable.
1136 * recog.c (get_attr_enabled): Add default implementation.
1137 (extract_insn): Set the alternative_enabled_p array
1138 in the recog_data struct.
1139 (preprocess_constraints, constrain_operands): Skip
1140 alternatives according to the "enabled" attribute
1141 * recog.h (struct recog_data): New field alternative_enabled_p.
1142 (skip_alternative): New inline function.
1143 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
1144 (record_reg_classes): Skip alternative according to the
1145 "enabled" attribute.
1147 * doc/md.texi: Add documention for the "enabled" attribute.
1149 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1151 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
1152 * postreload.c (reload_cse_simplify_operands): Replace 'm'
1153 constraint with TARGET_MEM_CONSTRAINT.
1154 * recog.c (asm_operand_ok, preprocess_constraints,
1155 constrain_operands): Likewise.
1156 * regclass.c (record_reg_classes): Likewise.
1157 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
1158 * reload1.c (maybe_fix_stack_asms): Likewise.
1159 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
1160 * recog.h: Adjust comment.
1161 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
1162 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
1163 * doc/md.texi: Add a note to description of 'm' constraint.
1164 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
1166 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
1168 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
1169 that the bitfield is of integral type before testing its precision.
1171 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1172 Sa Liu <saliu@de.ibm.com>
1174 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
1175 __modti3, __udivti3, __umodti3 and __udivmodti4.
1176 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
1177 that implement TImode mul and div functions.
1178 * config/spu/multi3.c: New. Implement __multi3.
1179 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
1180 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
1183 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
1185 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
1186 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
1187 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
1188 tls_sysv_suffix): New mode and mode attribute iterators.
1189 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
1190 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
1191 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
1192 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
1193 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
1196 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
1198 PR tree-optimization/36329
1199 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
1200 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
1201 * cgraphbuild.c (initialize_inline_failed): Use the latter
1202 macro in lieu of the former.
1203 * ipa-inline.c (cgraph_mark_inline): Likewise.
1204 (cgraph_decide_inlining_of_small_function): Likewise.
1205 (cgraph_decide_inlining): Likewise.
1206 (cgraph_decide_inlining_incrementally): Likewise.
1208 2008-05-26 Tristan Gingold <gingold@adacore.com>
1209 Anatoly Sokolov <aesok@post.ru>
1211 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
1212 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
1213 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
1214 optimization for 'avr6' architecture.
1216 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
1219 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
1221 2008-05-26 Richard Guenther <rguenther@suse.de>
1223 * tree-ssa-sccvn.c (expr_has_constants): Declare.
1224 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
1226 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
1229 * caller-save.c (insert_restore): Verify alignment of spill space.
1230 (insert_save): Likewise.
1231 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
1232 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
1233 (STACK_SLOT_ALIGNMENT): Likewise.
1234 * function.c (LOCAL_ALIGNMENT): Removed.
1235 (get_stack_local_alignment): New.
1236 (assign_stack_local): Use it. Set alignment on stack slot.
1237 (assign_stack_temp_for_type): Use get_stack_local_alignment.
1238 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
1239 (STACK_SLOT_ALIGNMENT): New.
1240 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
1241 stack slot in XFmode.
1243 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
1245 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
1248 * config/i386/i386.md (allocate_stack_worker_64): Make sure
1249 argument operand in rax isn't removed.
1251 2008-05-26 Richard Guenther <rguenther@suse.de>
1254 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
1255 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
1257 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1260 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
1262 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
1264 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
1265 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
1267 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1269 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
1270 build a trampoline if we don't want one.
1271 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
1272 return zero for nested functions if we don't want a trampoline.
1274 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1276 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
1278 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1281 * c.opt: Removed undocumented option '-lang-fortran'.
1282 * c-common.h: Removed global variable 'lang_fortran'.
1283 * c-opts.c (c_common_handle_option): Removed code to handle
1284 option '-lang-fortran'. Updated includes.
1285 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
1286 definition of '__GFORTRAN__'.
1287 (define__GNUC__): Reimplemented to use BASEVER and
1288 cpp_define_formatted.
1289 (builtin_define_with_value_n): Removed.
1290 * c-incpath.h: Renamed to ...
1291 * incpath.h: ... this.
1292 * c-incpath.c: Renamed to ...
1293 * incpath.c: ... this. Updated includes.
1294 * fix-header.c: Updated includes.
1295 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
1296 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
1297 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
1299 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1301 * tree.h: Update the table of flags used on tree nodes.
1302 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
1303 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
1304 (FORCED_LABEL): Add access check.
1305 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
1306 (ASM_INPUT_P): Likewise.
1307 (ASM_VOLATILE_P): Likewise.
1308 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
1309 (OMP_SECTION_LAST): Access private_flag directly.
1310 (OMP_RETURN_NOWAIT): Likewise.
1311 (OMP_PARALLEL_COMBINED): Likewise.
1312 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
1313 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
1314 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
1315 deprecated_flag directly.
1317 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
1319 * final.c (frame_pointer_needed): Removed.
1320 * flags.h (frame_pointer_needed): Likewise.
1322 * function.h (rtl_data): Add frame_pointer_needed.
1323 (frame_pointer_needed): New.
1325 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
1327 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
1329 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
1331 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
1334 2008-05-25 Alan Modra <amodra@bigpond.net.au>
1336 * c-common.c (strip_array_types): Move function to..
1338 (get_inner_array_type): Delete.
1339 * c-common.h (strip_array_types): Move declaration to..
1341 (get_inner_array_type): Delete.
1342 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
1343 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
1344 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
1345 * config/pa/pa.c (emit_move_sequence): Likewise.
1347 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
1349 * config/i386/i386.md (*sse_prologue_save_insn): Set length
1352 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
1354 * function.c: Include target hook for nonlocal_goto frame value.
1356 2008-05-24 Richard Guenther <rguenther@suse.de>
1358 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
1359 variable can be only accessed through a pointer or a union.
1361 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1363 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
1364 * doc/extend.texi: Likewise.
1366 2008-05-23 DJ Delorie <dj@redhat.com>
1368 * config/m32c/jump.md (untyped_call): Add.
1370 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
1372 (m32c_address_cost): Detail costs for indirect offsets.
1374 2008-05-23 Rafael Espindola <espindola@google.com>
1376 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
1377 if a node is a SUBREG.
1378 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
1381 2008-05-23 Paul Brook <paul@codesourcery.com>
1382 Carlos O'Donell <carlos@codesourcery.com>
1384 * doc/extend.texi: Clarify use of __attribute__((naked)).
1385 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1386 * target.h (gcc_target): Add allocate_stack_slots_for_args.
1387 * function.c (use_register_for_decl): Use
1388 targetm.calls.allocate_stack_slots_for_args.
1389 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1390 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
1391 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
1393 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
1395 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
1397 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
1399 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
1400 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
1401 is only rounded once.
1403 2008-05-23 Richard Guenther <rguenther@suse.de>
1405 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
1407 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
1408 Jakub Jelinek <jakub@redhat.com>
1411 * configure.ac: Handle --enable-cld.
1412 * configure: Regenerated.
1413 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
1414 * config/i386/i386.h (struct machine_function): Add needs_cld field.
1415 (ix86_current_function_needs_cld): New define.
1416 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
1417 (cld): New isns pattern.
1418 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
1419 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
1420 * config/i386/i386.opt (mcld): New option.
1421 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
1422 TARGET_CLD and ix86_current_function_needs_cld.
1423 (override_options): Use -mcld by default for 32-bit code if
1426 * doc/install.texi (Options specification): Document --enable-cld.
1427 * doc/invoke.texi (Machine Dependent Options)
1428 [i386 and x86-64 Options]: Add -mcld option.
1429 (Intel 386 and AMD x86-64 Options): Document -mcld option.
1431 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
1432 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
1433 (return_in_memory_64): Likewise.
1434 (return_in_memory_ms_64): Likewise.
1436 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1438 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
1439 * builtins.c (fold_builtin_fpclassify): New.
1440 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
1441 * builtins.def (BUILT_IN_FPCLASSIFY): New.
1442 * c-common.c (handle_type_generic_attribute): Adjust to accept
1443 fixed arguments before an elipsis.
1444 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
1445 * doc/extend.texi: Document __builtin_fpclassify.
1447 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
1449 * omp-low.c (gate_expand_omp_ssa): Remove.
1450 (pass_expand_omp_ssa): Remove.
1451 (gate_expand_omp): Do not check for flag_openmp_ssa.
1452 * common.opt (-fopenmp-ssa): Remove.
1453 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
1455 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
1457 * config/sh/sh.opt (mfixed-range): New option.
1458 * config/sh/sh-protos.h (sh_fix_range): Declare.
1459 * config/sh/sh.c (sh_fix_range): New function.
1460 * config/sh/sh.h (sh_fixed_range_str): Declare.
1461 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
1463 * doc/invoke.texi (SH Options): Document -mfixed-range.
1465 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
1467 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
1468 it before the redeclaration.
1470 2008-05-22 Anatoly Sokolov <aesok@post.ru>
1472 * config/avr/avr.c (get_sequence_length): Add new function.
1473 (expand_prologue, expand_epilogue): Remove duplicate code.
1475 2008-05-22 Rafael Espindola <espindola@google.com>
1477 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
1480 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
1482 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
1483 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
1485 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
1486 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
1487 (vect_update_misalignment_for_peel): Likewise.
1488 (vector_alignment_reachable_p): Likewise.
1489 * tree-vect-transform.c (vectorizable_load): Likewise.
1490 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1491 (get_vectype_for_scalar_type): Pass mode of scalar_type
1492 to UNITS_PER_SIMD_WORD.
1494 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
1495 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
1496 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1497 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1498 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1500 2008-05-22 Ira Rosen <irar@il.ibm.com>
1502 PR tree-optimization/36293
1503 * tree-vect-transform.c (vect_transform_strided_load): Don't check
1504 if the first load must be skipped because of a gap.
1506 2008-05-22 Richard Guenther <rguenther@suse.de>
1508 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
1509 more cases of offset disambiguation that is possible if
1510 strict-aliasing rules apply.
1511 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
1512 for basic offset and type-based disambiguation.
1514 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1516 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
1517 ix86_expand_vector_set on V16QImode for SSE4.1.
1519 2008-05-21 Tom Tromey <tromey@redhat.com>
1521 * c.opt (Wimport): Mark as undocumented.
1522 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
1524 (Warning Options): Likewise.
1525 * doc/cppopts.texi: Don't mention -Wimport.
1527 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
1529 PR tree-optimization/36287
1530 PR tree-optimization/36286
1531 * lambda-code.c (build_access_matrix): Do not use the loop->num
1532 for computing the number of induction variables: use the loop depth
1535 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
1538 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
1539 option -f(no-)leading-underscore.
1541 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1543 * config/i386/i386.c (ix86_expand_vector_init_general): Use
1544 GET_MODE_NUNITS (mode).
1546 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
1548 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
1549 (-mmulhw): Add 464 to description.
1550 (-mdlmzb): Likewise.
1551 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
1552 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
1554 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
1555 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
1556 * config/rs6000/rs6000.md: Update comments for 464.
1558 2008-05-21 Janis Johnson <janis187@us.ibm.com>
1560 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
1562 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1564 * config/i386/sse.md (vec_extractv4sf): Removed.
1565 (vec_extractv2df): Likewise.
1566 (vec_extractv2di): Likewise.
1567 (vec_extractv4si): Likewise.
1568 (vec_extractv8hi): Likewise.
1569 (vec_extractv16qi): Likewise.
1570 (vec_extract<mode>): New.
1572 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1574 * config/i386/sse.md (vec_setv4sf): Removed.
1575 (vec_setv2df): Likewise.
1576 (vec_setv2di): Likewise.
1577 (vec_setv4si): Likewise.
1578 (vec_setv8hi): Likewise.
1579 (vec_setv16qi): Likewise.
1580 (vec_set<mode>): New.
1582 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1584 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
1585 goto for vec_concat and vec_interleave.
1587 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1589 * config/i386/sse.md (vec_initv4sf): Removed.
1590 (vec_initv2df): Likewise.
1591 (vec_initv2di): Likewise.
1592 (vec_initv4si): Likewise.
1593 (vec_initv8hi): Likewise.
1594 (vec_initv16qi): Likewise.
1595 (vec_init<mode>): New.
1597 2008-05-21 Joseph Myers <joseph@codesourcery.com>
1599 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
1601 2008-05-21 Tom Tromey <tromey@redhat.com>
1603 * ggc-zone.c (lookup_page_table_if_allocated): New function.
1604 (zone_find_object_offset): Likewise.
1605 (gt_ggc_m_S): Likewise.
1606 (highest_bit): Likewise.
1607 * ggc-page.c (gt_ggc_m_S): New function.
1608 * stringpool.c (string_stack): Remove.
1609 (init_stringpool): Update.
1610 (ggc_alloc_string): Use ggc_alloc.
1611 (maybe_delete_ident): New function.
1612 (ggc_purge_stringpool): Likewise.
1613 (gt_ggc_m_S): Remove.
1614 * ggc-common.c (ggc_protect_identifiers): New global.
1615 (ggc_mark_roots): Call ggc_purge_stringpool. Use
1616 ggc_protect_identifiers.
1617 * ggc.h (ggc_protect_identifiers): Declare.
1618 (gt_ggc_m_S): Update.
1619 (ggc_purge_stringpool): Declare.
1620 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
1621 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
1623 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
1625 2008-05-21 David S. Miller <davem@davemloft.net>
1627 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
1630 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
1632 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
1635 2008-05-20 David Daney <ddaney@avtrex.com>
1637 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
1638 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
1639 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1640 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1641 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
1642 (atomic_hiqi_op): New define_code_iterator.
1643 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
1644 mips_expand_compare_and_swap_12.
1645 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
1646 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
1647 (sync_<optab><mode>, sync_old_<optab><mode>,
1648 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1649 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
1650 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
1651 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
1652 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
1653 (test_and_set_12): New insn.
1654 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
1655 sync_new_<optab><mode>, sync_old_nand<mode>,
1656 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
1657 clobber to operand 0 for SI and DI mode insns.
1658 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
1659 mips_gen_fn_4): New typedefs.
1660 (mips_gen_fn_ptrs): Define new union type.
1661 (mips_expand_compare_and_swap_12): Remove declaration.
1662 (mips_expand_atomic_qihi): Declare function.
1663 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
1664 (mips_expand_atomic_qihi): ... this. Use new generator function
1666 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
1667 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
1668 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
1669 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
1670 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
1671 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
1672 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
1673 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
1674 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
1675 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
1678 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
1680 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
1683 2008-05-20 Anatoly Sokolov <aesok@post.ru>
1685 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
1686 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
1687 (avr_attribute_table): Add 'OS_main' function attribute.
1688 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
1689 functions with 'OS_main' attribute.
1691 2008-05-20 Richard Guenther <rguenther@suse.de>
1693 PR tree-optimization/35204
1694 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
1695 helper, split out from ...
1696 (DFS): ... here. Make the DFS walk non-recursive.
1698 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
1699 Jan Sjodin <jan.sjodin@amd.com>
1701 PR tree-optimization/36181
1702 * tree-parloops.c (loop_has_vector_phi_nodes): New.
1703 (parallelize_loops): Don't parallelize when the loop has vector
1706 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1707 Sebastian Pop <sebastian.pop@amd.com>
1709 * tree-loop-linear.c (gather_interchange_stats): Look in the access
1710 matrix, and never look at the tree representation of the memory
1712 (linear_transform_loops): Computes parameters and access matrices.
1713 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
1715 (access_matrix_get_index_for_parameter): New.
1716 * tree-data-ref.h (struct access_matrix): New.
1717 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
1718 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
1719 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
1720 am_vector_index_for_loop): New.
1721 (struct data_reference): Add field access_matrix.
1722 (DR_ACCESS_MATRIX): New.
1723 (compute_data_dependences_for_loop): Update declaration.
1724 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
1725 * lambda.h (lambda_vector_vec_p): Declared.
1726 * lambda-code.c: Depend on pointer-set.h.
1727 (lambda_collect_parameters_from_af, lambda_collect_parameters,
1728 av_for_af_base, av_for_af, build_access_matrix,
1729 lambda_compute_access_matrices): New.
1730 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
1732 2008-05-20 Joseph Myers <joseph@codesourcery.com>
1734 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
1737 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1738 Sebastian Pop <sebastian.pop@amd.com>
1740 PR tree-optimization/36206
1741 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
1743 (instantiate_scev_1): Rename flags to fold_conversions.
1744 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
1745 outeside instantiation_loop.
1746 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
1747 (evolution_function_is_affine_or_constant_p): Removed.
1748 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
1750 (analyze_siv_subscript): Pass in the loop nest number.
1751 Call evolution_function_is_affine_in_loop instead of
1752 evolution_function_is_affine_p.
1753 (analyze_overlapping_iterations): Pass in the loop nest number.
1755 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1756 Sebastian Pop <sebastian.pop@amd.com>
1758 PR tree-optimization/36206
1759 * tree-chrec.h (chrec_fold_op): New.
1760 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
1763 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
1765 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
1767 (remove_duplicates): Do not set inode on non-inode systems.
1770 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
1772 * config.gcc (tm_file): Update comments about relative pathnames.
1774 2008-05-20 Richard Guenther <rguenther@suse.de>
1776 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
1777 * tree-ssa-sccvn.c (process_scc): Likewise.
1778 * tree-ssa-sink.c (execute_sink_code): Likewise.
1779 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
1780 * tree-vrp.c (process_assert_insertions): Likewise.
1781 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
1782 (perform_tree_ssa_dce): Likewise.
1783 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1784 (dump_dominator_optimization_stats): Likewise.
1785 * tree-vectorizer.c (vectorize_loops): Likewise.
1787 2008-05-20 Richard Guenther <rguenther@suse.de>
1789 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
1791 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
1793 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
1794 (ix86_i386elf_return_in_memory): Likewise.
1795 (ix86_i386interix_return_in_memory): Likewise.
1796 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
1797 (SUBTARGET_RETURN_IN_MEMORY): New.
1798 * config/i386/i386elf.h: Likewise.
1799 * config/i386/ptx4-i.h: Likewise.
1800 * config/i386/sol2-10.h: Likewise.
1801 * config/i386/sysv4.h: Likewise.
1802 * config/i386/vx-common.h: Likewise.
1803 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
1804 * config/i386/i386.c (ix86_return_in_memory): Made static and
1805 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
1806 (ix86_i386elf_return_in_memory): Removed.
1807 (ix86_i386interix_return_in_memory): Removed.
1808 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
1809 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
1811 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
1813 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
1815 2008-05-19 Xinliang David Li <davidxl@google.com>
1817 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
1819 * common.opt: Ditto.
1820 * doc/invoke.texi: Ditto.
1822 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
1824 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
1825 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
1827 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1829 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
1830 sizes of operand array from 8/4 to 4/2.
1831 (ix86_expand_vector_init_general): Change size of operand array
1832 from 32 to 16. Remove op0, op1 and half_mode.
1834 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1836 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
1837 (ix86_expand_vector_init_interleave): Likewise.
1838 (ix86_expand_vector_init_general): Use them. Assert
1839 word_mode == SImode when n_words == 4.
1841 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
1843 * config/i386/i386.c (ix86_secondary_reload): New static function.
1844 (TARGET_SECONDARY_RELOAD): New define.
1845 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1846 * config/i386/i386.md (reload_outqi): Remove.
1848 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1851 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
1852 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
1853 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
1854 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
1855 (fold_builtin_1): Likewise.
1856 * builtins.def (BUILT_IN_ISINF_SIGN): New.
1857 c-common.c (check_builtin_function_arguments): Handle
1858 BUILT_IN_ISINF_SIGN.
1859 * doc/extend.texi: Document __builtin_isinf_sign.
1860 * fold-const.c (operand_equal_p): Handle COND_EXPR.
1862 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
1864 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
1865 EH cleanup at the end of the pass, search for those that have been
1866 turned into forwarder blocks and do the cleanup on their successor.
1868 2008-05-18 Richard Guenther <rguenther@suse.de>
1870 * tree-cfg.c (verify_gimple_expr): Allow conversions from
1871 pointers to sizetype and vice versa.
1873 2008-05-18 Xinliang David Li <davidxl@google.com>
1875 * gcc/tree-ssa-dce.c: Coding style fix.
1876 (check_pow): Documentation comment.
1877 (check_log): Documenation comment. Coding style fix.
1878 (is_unnecessary_except_errno_call): Ditto.
1879 (gen_conditions_for_pow): Ditto.
1880 (gen_conditions_for_log): Ditto.
1881 (gen_shrink_wrap_conditions): Ditto.
1882 (shrink_wrap_one_built_in_calls): Ditto.
1883 * gcc/doc/invoke.texi: Better documentation string.
1884 * ChangeLog: Fix wrong change log entries from
1885 May 17 checkin on function call DCE.
1887 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
1889 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
1891 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1893 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
1894 * df-problems.c (simulation routines): Fixed block comment to
1895 properly say how to add forwards scanning functions.
1897 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1899 * tree-inline.c (setup_one_parameter): Remove dead code.
1901 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1903 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
1904 a BIT_AND_EXPR only for an INTEGER_TYPE.
1906 2008-05-17 Xinliang David Li <davidxl@google.com>
1908 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
1909 (check_pow, check_log, is_unnecessary_except_errno_call): New
1910 functions to check for eliminating math functions that are pure
1911 except for setting errno.
1912 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
1913 general condition expressions for shrink-wrapping pow/log calls.
1914 (gen_shrink_wrap_conditions): Ditto.
1915 (shrink_wrap_one_built_in_call): Ditto.
1916 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
1917 (mark_operand_necessary): If debugging, output if OP is necessary.
1918 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
1920 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
1922 * gcc/common.opt: New user flag -ftree-builtin-dce.
1923 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
1925 2008-05-16 David S. Miller <davem@davemloft.net>
1927 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
1928 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1930 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
1933 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
1935 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1937 * ifcvt.c (dead_or_predicable): Rename
1938 df_simulate_one_insn_backwards to df_simulate_one_insn.
1939 * recog.c (peephole2_optimize): Ditto.
1940 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
1942 * df.h: Rename df_simulate_one_insn_backwards to
1943 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
1944 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
1945 scanning of defs and uses.
1946 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
1947 (df_simulate_one_insn_forwards): Removed.
1949 2008-05-16 Doug Kwan <dougkwan@google.com>
1951 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
1953 (real_from_string): Handle NaNs and Inf as approriate.
1955 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1957 * doc/gty.texi (Source Files Containing Type Information): Note
1958 that headers should appear first in the gtfiles list.
1960 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1962 * tree.def (COND_EXEC): Properly documented this code.
1964 2008-05-16 Diego Novillo <dnovillo@google.com>
1966 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
1967 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
1970 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1972 * tree-ssa-dse (max_stmt_uid): Removed.
1973 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
1974 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
1975 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
1976 * function.h (cfun.last_stmt_uid): New field.
1977 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
1978 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
1980 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
1981 (create_stmt_ann): Initialize the ann->uid field.
1982 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
1984 * tree-flow.h (renumber_gimple_stmt_uids): New function.
1986 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1988 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
1989 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
1990 (init_empty_tree_cfg): Call it.
1992 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1994 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
1997 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1999 * doc/invoke.text (-fdump-tree-*-verbose): New option.
2000 * tree-dump.c (dump_options): New verbose option.
2001 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
2003 * tree-pass.h (TDF_VERBOSE): New dump flag.
2004 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
2005 (tree-flow.h): Added include.
2006 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
2008 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
2010 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
2012 From Jie Zhang <jie.zhang@analog.com>
2013 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2014 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
2015 mcpu=bf561-none and mcpu=bf561-0.2.
2016 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2017 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2018 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2019 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2020 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
2021 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
2022 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
2024 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
2025 (cputype_selected): Remove.
2026 (bfin_handle_option): Don't use cputype_selected.
2027 (override_options): When no mcpu option, enable all workarounds.
2028 Don't use bfin_workarounds.
2029 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
2031 (DEFAULT_CPU_TYPE): Don't define.
2033 2008-05-16 Richard Guenther <rguenther@suse.de>
2035 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
2036 on deletion of the last stmt.
2038 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2040 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
2041 V8HImode for SSE2 and V16QImode for SSE4.1.
2043 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2045 * cgraph.h (compute_inline_parameters): Made public.
2046 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
2047 variable_generate_summary, function_write_summary,
2048 variable_write_summary, variable_read_summary. Added generate_summary,
2049 write_summary, read_summary.
2050 * cgraphunit.c (cgraph_process_new_functions): Changed call from
2051 pass_ipa_inline.function_generate_summary, to
2052 compute_inline_parameters.
2053 * ipa-inline.c (compute_inline_parameters): Made public and added
2055 (compute_inline_parameters_for_current): New function.
2056 (pass_inline_param): Now calls compute_inline_parameters_for_current.
2057 (inline_generate_summary): Removed parameter and made to loop over
2059 (pass_ipa_inline): Updated for new IPA_PASS structure.
2060 * passes.c (execute_ipa_summary_passes): Now is called once per
2061 pass rather than once per node*pass.
2063 2008-05-15 Anatoly Sokolov <aesok@post.ru>
2065 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
2066 avr_have_mul_p, avr_asm_only_p): Remove variables.
2067 (avr_override_options): Remove initialization of removed variables.
2068 (avr_file_start): Convert removed variables to fields of
2069 'struct base_arch_s *avr_current_arch'.
2070 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
2071 (AVR_HAVE_MUL): (Ditto.).
2072 (AVR_HAVE_MOVW): (Ditto.).
2073 (AVR_HAVE_LPMX): (Ditto.).
2074 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
2075 avr_asm_only_p): Remove declaration.
2077 2008-05-15 Diego Novillo <dnovillo@google.com>
2079 * config/arm/arm.c (arm_return_in_memory): Fix return type.
2080 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
2082 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
2085 * combine.c (check_conversion): Rename back to check_promoted_subreg.
2086 Don't call record_truncated_value from here.
2087 (record_truncated_value): Turn it into a for_each_rtx callback.
2088 (record_truncated_values): New function.
2089 (combine_instructions): Call note_uses with record_truncated_values.
2090 Change name of check_conversion to check_promoted_subreg.
2092 2008-05-15 Janis Johnson <janis187@us.ibm.com>
2094 * doc/sourcebuild.texi: Document support for torture tests.
2096 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2098 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
2099 to alternative 4 of operand 2.
2101 2008-05-15 Richard Guenther <rguenther@suse.de>
2103 * tree-pass.h (current_pass): Declare.
2104 (get_pass_for_id): Likewise.
2105 * passes.c (passes_by_id, passes_by_id_size): New globals.
2106 (set_pass_for_id): New function.
2107 (get_pass_for_id): Likewise.
2108 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
2109 (execute_function_todo): Flush per function statistics.
2110 * toplev.c (compile_file): Init statistics.
2111 (general_init): Do early statistics initialization.
2112 (finalize): Finish statistics.
2113 * statistics.h (statistics_early_init): Declare.
2114 (statistics_init): Likewise.
2115 (statistics_fini): Likewise.
2116 (statistics_fini_pass): Likewise.
2117 (statistics_counter_event): Likewise.
2118 (statistics_histogram_event): Likewise.
2119 * statistics.c: New file.
2120 * Makefile.in (OBJS-common): Add statistics.o.
2121 (statistics.o): Add dependencies.
2122 * doc/invoke.texi (-fdump-statistics): Document.
2124 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
2126 (execute_pre): Use statistics_counter_event.
2127 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
2128 (substitute_and_fold): Increment it. Use statistics_counter_event.
2130 2008-05-15 Diego Novillo <dnovillo@google.com>
2132 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
2134 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
2135 * tree-ssa-alias.c (new_type_alias): Remove references to
2136 sub-variables from comment.
2137 * tree-ssa-operands.c (swap_tree_operands): Likewise.
2139 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2141 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
2142 attribute to 1 only for insertps alternative.
2144 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2146 * config/bfin/bfin.md (loadbytes): New pattern.
2147 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
2148 (bfin_init_builtins): Initialize it.
2149 (bdesc_1arg): Add it.
2151 2008-05-15 Sa Liu <saliu@de.ibm.com>
2153 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
2154 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
2155 * testsuite/lib/target-supports.exp: Add
2156 check_effective_target_fortran_integer_16.
2158 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2160 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
2161 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
2162 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
2163 (TARGET_RETURN_IN_MEMORY): Define.
2165 2008-05-15 Richard Guenther <rguenther@suse.de>
2168 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
2169 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
2170 represent unmodifiable vars.
2172 2008-05-15 Richard Guenther <rguenther@suse.de>
2174 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
2175 INDIRECT_REF and TARGET_MEM_REF.
2176 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2179 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2180 H.J. Lu <hongjiu.lu@intel.com>
2182 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
2183 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
2184 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
2185 insn alternatives. Add missing alternatives.
2186 (*vec_concatv2di_rex64_sse4_1): Likewise.
2187 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
2188 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
2191 2008-05-15 Richard Guenther <rguenther@suse.de>
2193 PR tree-optimization/36009
2194 PR tree-optimization/36204
2195 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
2196 (determine_invariantness_stmt): Record the loop a store is
2198 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
2201 2008-05-15 Richard Guenther <rguenther@suse.de>
2203 PR tree-optimization/34330
2204 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
2205 through the pointer will alias the SMT.
2207 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
2209 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
2211 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
2213 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
2215 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2216 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2218 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
2219 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
2220 (vashl_optab): New optab for vector/vector shifts.
2221 (vashr_optab): Ditto.
2222 (vlshr_optab): Ditto.
2223 (vrotl_optab): Ditto.
2224 (vrotr_optab): Ditto.
2225 (optab_subtype): New enum for optab_for_tree_code call.
2226 (optab_for_tree_code): Add enum optab_subtype argument.
2228 * optabs.c (optab_for_tree_code): Take an additional argument to
2229 distinguish between a vector shift by a scalar and vector shift by
2230 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
2231 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
2232 vector shift by a vector.
2233 (expand_widen_pattern_expr): Pass additional argument to
2234 optab_for_tree_code.
2236 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
2237 vrotl_optab, vrotr_optab.
2239 * expr.c (expand_expr_real_1): Update calls to
2240 optab_for_tree_code to distinguish between vector shifted by a
2241 scalar and vector shifted by a vector.
2242 * tree-vectorizer.c (supportable_widening_operation): Ditto.
2243 (supportable_narrowing_operation): Ditto.
2244 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
2245 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
2246 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
2247 (vect_create_epilog_for_reduction): Ditto.
2248 (vectorizable_reduction): Ditto.
2249 (vectorizable_operation): Ditto.
2250 (vect_strided_store_supported): Ditto.
2251 (vect_strided_load_supported): Ditto.
2252 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2253 * expmed.c (expand_shift): Ditto.
2255 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
2257 (ashr@var{m}3): Ditto.
2258 (vashl@var{m}3): Document new vector/vector shift standard name.
2259 (vashr@var{m}3): Ditto.
2260 (vlshr@var{m}3): Ditto.
2261 (vrotl@var{m}3): Ditto.
2262 (vrotr@var{m}3): Ditto.
2264 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
2265 (PPERM_INVERT): Ditto.
2266 (PPERM_REVERSE): Ditto.
2267 (PPERM_REV_INV): Ditto.
2268 (PPERM_ZERO): Ditto.
2269 (PPERM_ONES): Ditto.
2270 (PPERM_SIGN): Ditto.
2271 (PPERM_INV_SIGN): Ditto.
2272 (PPERM_SRC1): Ditto.
2273 (PPERM_SRC2): Ditto.
2275 * config/i386/sse.md (mulv2di3): Add SSE5 support.
2276 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
2277 allows a memory operand to be the value being added, and split it
2278 to improve vectorization.
2279 (sse5_pmacsdqh_mem): Ditto.
2280 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
2281 (sse5_mulv2div2di3_high): Ditto.
2282 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
2283 (vec_pack_trunc_v4si): Ditto.
2284 (vec_pack_trunc_v2di): Ditto.
2285 (sse5_pcmov_<mode>): Remove code that tried to use use
2286 andps/andnps instead of pcmov.
2287 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
2288 pmacsdqh instructions.
2289 (vec_widen_smult_lo_v4si): Ditto.
2291 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
2292 (PPERM_INVERT): Ditto.
2293 (PPERM_REVERSE): Ditto.
2294 (PPERM_REV_INV): Ditto.
2295 (PPERM_ZERO): Ditto.
2296 (PPERM_ONES): Ditto.
2297 (PPERM_SIGN): Ditto.
2298 (PPERM_INV_SIGN): Ditto.
2299 (PPERM_SRC1): Ditto.
2300 (PPERM_SRC2): Ditto.
2301 (ix86_expand_sse_movcc): Move the SSE5 test after the if
2303 (ix86_expand_int_vcond): If SSE5 generate all possible integer
2305 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
2306 says ignore whether the last reference is a memory operand.
2308 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2309 Paolo Bonzini <bonzini at gnu dot org>
2311 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
2314 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
2315 (vlshr<mode>3): Rename from vlshr<mode>3.
2316 (vashr<mode>3): Rename from vashr<mode>3.
2317 (mulv4sf3): Change the names of vector shift patterns.
2321 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
2324 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
2349 * config/spu/spu.md (v): New iterator macro to add v for vector types.
2350 (floatunssidf2_internal): Change vector/vector shift names.
2351 (floatunsdidf2_internal): Ditto.
2358 (vashl<mode>3): Rename from ashl<mode>3.
2359 (vashr<mode>3): Rename from ashr<mode>3.
2360 (vlshr<mode>3): Rename from lshr<mode>3.
2361 (vrotl<mode>3): Rename from rotl<mode>3.
2363 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2366 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
2367 multiply gives the wrong value when doing widening multiplies.
2368 (vec_widen_smult_lo_v4si): Ditto.
2370 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2372 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
2373 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
2374 emit_library_call_value.
2375 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
2376 * tree.h (ECF_LIBCALL_BLOCK): Removed.
2377 * calls.c (initialize_argument_information, precompute_arguments,
2378 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
2379 (precompute_arguments): Removed flags parameter.
2380 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
2382 2008-05-14 Richard Guenther <rguenther@suse.de>
2384 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
2385 Make sure to register the store if the use is a PHI_NODE.
2387 2008-05-14 Olivier Hainque <hainque@adacore.com>
2389 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2390 memory if the component is to be referenced in BLKmode according
2391 to get_inner_reference.
2393 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
2395 * calls.c (emit_library_call_value_1): Restore code clearing
2396 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
2398 2008-05-14 Olivier Hainque <hainque@adacore.com>
2399 Nicolas Roche <roche@adacore.com>
2401 * configure.ac: Add support for a "gcc_subdir" variable in
2402 config-lang.in, to denote a subdirectory where the language/GCC
2403 integration files are to be found.
2404 * configure: Regenerate.
2406 2008-05-14 Ira Rosen <irar@il.ibm.com>
2408 PR tree-optimization/36098
2409 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
2410 value for the first load in the group in case of a gap.
2411 (vect_build_slp_tree): Check that there are no gaps in loads.
2413 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2415 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
2416 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
2417 expand_copysign_bit, ): Change call to emit_no_conflict_block to
2418 emit_insn and remove unneeded code to construct extra args.
2419 (emit_no_conflict_block): Removed.
2420 * optabls.h: (emit_no_conflict_block): Removed.
2421 * cse.c (cse_extended_basic_block): Remove search for
2422 REG_NO_CONFLICT note.
2423 * global.c: Removed incorrect comment added in revision 117.
2424 * expr.c (convert_move): Change call to emit_no_conflict_block to
2426 * recog.c: Change comments so that they do not mention
2428 * local_alloc.c (combine_regs): Removed last parameter.
2429 (no_conflict_p): Removed.
2430 (block_alloc): Removed note, no_conflict_combined_regno and set
2431 local vars. Removed all code to process REG_NO_CONFLICT blocks.
2432 (combine_regs): Removed already_dead and code to look for
2433 REG_NO_CONFLICT notes.
2434 * lower_subreg (remove_retval_note): Removed code to look for
2435 REG_NO_CONFLICT block.
2436 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
2437 (resolve_clobber): Remove code to process libcalls that have
2438 REG_NO_CONFLICT notes.
2439 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
2441 * combine.c (can_combine_p, distribute_notes): Removed
2442 REG_NO_CONFLICT case.
2443 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
2445 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
2446 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
2448 * reg-notes.def (NO_CONFLICT): Removed.
2450 2008-05-14 David S. Miller <davem@davemloft.net>
2452 * config/sparc/sparc.c (sparc_profile_hook): If
2453 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
2454 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
2455 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2457 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
2459 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
2461 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
2464 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
2465 and op1 expansion before vector concat to have less live pseudos.
2467 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
2469 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
2470 ix86_expand_vector_set if supported.
2472 2008-05-13 Diego Novillo <dnovillo@google.com>
2473 Kenneth Zadeck <zadeck@naturalbridge.com>
2475 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
2477 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
2478 phinodes_print_statistics, init_ssanames, fini_ssanames,
2479 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
2480 release_ssa_name, release_defs, replace_ssa_name_symbol,
2481 ssanames_print_statistics): Move ...
2482 * tree-flow.h: ... here.
2483 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
2484 Use FN instead of cfun.
2485 (make_ssa_name_fn): Rename from make_ssa_name.
2486 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
2487 * tree-flow-inline.h (make_ssa_name): Move from
2488 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
2489 * omp-low.c (expand_omp_parallel):
2490 * tree-flow-inline.h (redirect_edge_var_map_result):
2491 * tree-ssa.c (init_tree_ssa): Add argument FN.
2492 Use it instead of cfun. Update all users.
2494 2008-05-13 Tom Tromey <tromey@redhat.com>
2496 PR preprocessor/22168:
2497 * doc/cpp.texi (Top): Update menu.
2498 (Alternatives to Wrapper #ifndef): New node.
2499 (Other Directives): Document deprecation.
2500 (Obsolete Features): Remove menu.
2501 (Assertions): Merge node into Obsolete Features.
2502 (Obsolete once-only headers): Move earlier; rename to Alternatives
2504 * doc/cppopts.texi: Update.
2505 * c.opt (Wdeprecated): Enable for C and ObjC.
2506 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
2507 (C++ Dialect Options): Move -Wno-deprecated from here to...
2508 (Warning Options): ... here.
2510 2008-05-13 Richard Guenther <rguenther@suse.de>
2513 * fold-const.c (fold_sign_changed_comparison): Do not allow
2514 changes in pointer-ness.
2516 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2519 * config/sh/sh.c (sh_expand_prologue): Don't clear
2520 RTX_FRAME_RELATED_P for push insns.
2522 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
2524 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
2526 2008-05-12 Anatoly Sokolov <aesok@post.ru>
2528 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
2529 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
2530 Use 'machine->is_leaf' instead of 'leaf_func_p'.
2532 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
2534 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
2535 (*vec_concatv4sf_sse): This.
2536 (*sse2_concatv2si): Renamed to ...
2537 (*vec_concatv2si_sse2): This.
2538 (*sse1_concatv2si): Renamed to ...
2539 (*vec_concatv2si_sse): This.
2540 (*vec_concatv2di_rex): Renamed to ...
2541 (*vec_concatv2di_rex64): This.
2542 (*vec_concatv2si_sse4_1): New.
2543 (*vec_concatv2di_rex64_sse4_1): Likewise.
2545 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
2547 PR rtl-optimization/36111
2548 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
2549 that was created for swappable operands.
2551 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
2554 * Makefile.in: Substitute GNATMAKE and GNATBIND.
2555 * configure.ac: Add call to ACX_PROG_GNAT.
2557 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
2559 * optc-gen.awk: Fix comment typo.
2561 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2563 * pretty-print.c (pp_integer_with_precision): Use
2564 HOST_LONG_LONG_FORMAT.
2566 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
2568 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
2570 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
2572 * config/i386/i386.c (bdesc_ptest): Removed.
2573 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
2574 (bdesc_args): Add __builtin_ia32_ptestz128,
2575 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
2576 (ix86_init_mmx_sse_builtins): Updated.
2577 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
2578 (ix86_expand_builtin): Updated.
2580 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
2582 * tree-cfg.c (valid_fixed_convert_types_p): New function.
2583 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
2585 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
2587 * value-prof.c (interesting_stringop_to_profile): Do not
2588 return early for BUILT_IN_MEMPCPY.
2590 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
2592 * calls.c (expand_call): Don't use callgraph to increase
2593 preferred_stack_boundary.
2595 * cgraph.h (cgraph_rtl_info): Use unsigned on
2596 preferred_incoming_stack_boundary.
2598 * final.c (rest_of_clean_state): Use unsigned on
2599 preferred_stack_boundary.
2601 2008-05-09 Tom Tromey <tromey@redhat.com>
2603 PR preprocessor/22231:
2604 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
2607 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
2609 PR tree-optimization/36129
2610 * tree-ssa-ccp.c: Include value-prof.h.
2611 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
2612 built-in function was folded to a constant.
2613 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
2615 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
2616 Sebastian Pop <sebastian.pop@amd.com>
2618 * tree-scalar-evolution.c: Document instantiate_scev.
2619 (instantiate_parameters_1): Renamed instantiate_scev_1.
2620 Don't use the same loop for instantiation_loop and evolution_loop.
2621 (instantiate_scev): New.
2622 (instantiate_parameters): Moved...
2623 (resolve_mixers): Update call to instantiate_scev_1 to pass the
2624 same loop twice. Maintains the semantics for this function.
2625 * tree-scalar-evolution.h (instantiate_scev): Declare.
2626 (instantiate_parameters): ...here. Now static inline.
2627 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
2628 instead of resolve_mixers.
2630 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2632 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
2634 2008-05-09 Tomas Bily <tbily@suse.cz>
2636 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
2637 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
2638 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2639 * c-common.c (c_common_truthvalue_conversion): Likewise.
2640 * tree-object-size.c (compute_object_offset): Likewise.
2641 * tree-inline.c (estimate_num_insns_1): Likewise.
2642 * varasm.c (const_hash_1, compare_constant, copy_constant)
2643 (compute_reloc_for_constant, output_addressed_constants)
2644 (initializer_constant_valid_p): Likewise.
2645 * c-omp.c (check_omp_for_incr_expr): Likewise.
2646 * gimplify.c (gimplify_expr): Likewise.
2647 * c-typeck.c (c_finish_return): Likewise.
2648 * tree-vectorizer.c (supportable_widening_operation)
2649 (supportable_narrowing_operation): Likewise.
2650 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
2651 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
2652 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2653 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
2654 (descr_info_loc): Likewise.
2655 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2656 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
2657 (fold_unary): Likewise.
2658 * builtins.c (get_pointer_alignment): Likewise.
2659 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
2660 (instantiate_parameters_1): Likewise.
2661 * tree.c (expr_align, stabilize_reference): Likewise.
2662 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
2663 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
2664 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
2665 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2666 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
2667 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
2669 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
2670 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
2671 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2672 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
2673 (forward_propagate_comparison)
2674 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2675 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
2676 * emit-rtl.c (component_ref_for_mem_expr)
2677 (set_mem_attributes_minus_bitpos): Likewise.
2678 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2679 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
2681 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
2682 (build_function_call, pointer_diff, build_compound_expr)
2683 (c_finish_return): Likewise.
2684 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
2685 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
2687 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
2688 * expr.c (is_aligning_offset): Likewise.
2689 * tree-ssa-alias.c (is_escape_site): Likewise.
2690 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
2691 (check_all_va_list_escapes): Likewise.
2692 * tree-ssa-loop-ivopts.c (determine_base_object)
2693 (determine_common_wider_type): Likewise.
2694 * dojump.c (do_jump): Likewise.
2695 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
2696 * tree-gimple.c (is_gimple_cast): Likewise.
2697 * fold-const.c (decode_field_reference, )
2698 (fold_sign_changed_comparison, fold_unary, fold_comparison)
2699 (fold_binary): Likewise.
2700 * tree-ssa-alias-warnings.c (find_alias_site_helper)
2701 (already_warned_in_frontend_p): Likewise.
2702 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
2703 * tree.c (really_constant_p, get_unwidened): Likewise.
2704 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2705 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2706 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
2708 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
2710 (CONVERT_EXPR_P): Define.
2711 (CASE_CONVERT): Define.
2713 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2716 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
2717 (delete_unmarked_insns): When deleting a call, call
2718 delete_unreachable_blocks.
2719 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2720 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
2722 2008-05-08 Richard Guenther <rguenther@suse.de>
2724 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
2725 (-ftree-salias): Likewise.
2726 (salias-max-implicit-fields): Remove param documentation.
2727 (salias-max-array-elements): Likewise.
2728 * tree-pass.h (pass_create_structure_vars): Remove.
2729 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2730 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2731 * tree-ssa-alias.c (create_structure_vars): Remove.
2732 (gate_structure_vars): Likewise.
2733 (pass_create_structure_vars): Likewise.
2734 (gate_build_alias): Likewise.
2735 (pass_build_alias): Adjust to run always and dump the function.
2736 * common.opt (ftree-salias): Hide.
2737 * passes.c (init_optimization_passes): Remove
2738 pass_create_structure_vars, adjust comment.
2739 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2740 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2741 * opts.c (decode_options): Do not set flag_tree_salias.
2742 (common_handle_option): Add OPT_ftree_salias to the backward
2743 compatibility section.
2745 2008-05-08 Richard Guenther <rguenther@suse.de>
2747 * tree-flow-inline.h (var_can_have_subvars): Move ...
2748 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
2749 * tree-flow.h (var_can_have_subvars): Remove.
2750 (push_fields_onto_fieldstack): Remove.
2751 (sort_fieldstack): Likewise.
2752 (struct fieldoff): Move ...
2753 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
2754 alias_set and base_for_components fields.
2755 (sort_fieldstack): Make static.
2756 (push_fields_onto_fieldstack): Likewise. Remove code that
2757 handles anything but RECORD_TYPEs. Remove alias_set and
2758 base_for_components handling.
2759 (create_variable_info_for): Adjust.
2761 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
2763 * common.opt (Wframe-larger-than=): Shorten the help message
2765 * doc/invoke.texi (Wframe-larger-than=): Add more description.
2767 2008-05-08 Rafael Espindola <espindola@google.com>
2769 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
2771 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
2772 trap and that both operands are gimple values.
2773 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
2774 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
2777 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2779 * read-rtl.c (join_c_conditions): Return the first string if the
2780 two strings are equal.
2782 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2784 * gensupport.h (pred_data): Add a "num_codes" field.
2785 (add_predicate_code): Declare.
2786 * gensupport.c (add_predicate_code): New function.
2787 (std_pred_table): Add an "allows_const_p" field.
2788 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
2789 Remove the (incomplete) list of such codes from the codes field.
2790 (init_predicate_table): Use add_predicate_code. Add all
2791 RTX_CONST_OBJs if allows_const_p is true.
2792 * genrecog.c (process_define_predicate): Use add_predicate_code.
2794 2008-05-08 David Daney <ddaney@avtrex.com>
2795 Richard Sandiford <rsandifo@nildram.co.uk>
2797 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
2798 special case of constant zero operands.
2799 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
2800 old and new values. Special case constant zero values.
2801 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
2803 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
2804 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
2806 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
2809 * simplify-rtx.c (simplify_plus_minus): Create CONST of
2810 similar RTX_CONST_OBJ before CONST_INT.
2812 2008-05-08 Steve Ellcey <sje@cup.hp.com>
2814 * stmt.c (expand_stack_restore): Change sa mode if needed.
2816 2008-05-08 Richard Guenther <rguenther@suse.de>
2818 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
2819 return type to bool.
2820 (ix86_sol10_return_in_memory): Likewise.
2821 (ix86_i386elf_return_in_memory): Likewise.
2822 (ix86_i386interix_return_in_memory): Likewise.
2823 * config/i386/i386.c (ix86_return_in_memory): Likewise.
2824 (ix86_sol10_return_in_memory): Likewise.
2825 (ix86_i386elf_return_in_memory): Likewise.
2826 (ix86_i386interix_return_in_memory): Likewise.
2828 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2831 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
2833 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
2834 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
2837 2008-05-08 Richard Guenther <rguenther@suse.de>
2839 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
2840 * tree-data-ref.h (struct dr_alias): Remove subvars field.
2841 (DR_SUBVARS): Remove.
2842 * tree-dfa.c (dump_subvars_for): Remove.
2843 (debug_subvars_for): Likewise.
2844 (dump_variable): Do not dump subvars.
2845 (remove_referenced_var): Do not remove subvars.
2846 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
2847 (lookup_subvars_for_var): Remove.
2848 (get_subvars_for_var): Likewise.
2849 (get_subvars_at): Likewise.
2850 (get_first_overlapping_subvar): Likewise.
2851 (overlap_subvar): Likewise.
2852 * tree-flow.h (subvar_t): Remove.
2853 (struct var_ann_d): Remove subvars field.
2854 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
2855 argument. Remove special handling of SFTs.
2856 (compute_tag_properties): Likewise.
2857 (set_initial_properties): Likewise.
2858 (compute_call_clobbered): Likewise.
2859 (count_mem_refs): Likewise.
2860 (compute_memory_partitions): Likewise.
2861 (compute_flow_insensitive_aliasing): Likewise.
2862 (setup_pointers_and_addressables): Likewise.
2863 (new_type_alias): Likewise.
2864 (struct used_part): Remove.
2865 (used_portions): Likewise.
2866 (struct used_part_map): Likewise.
2867 (used_part_map_eq): Likewise.
2868 (used_part_map_hash): Likewise.
2869 (free_used_part_map): Likewise.
2870 (up_lookup): Likewise.
2871 (up_insert): Likewise.
2872 (get_or_create_used_part_for): Likewise.
2873 (create_sft): Likewise.
2874 (create_overlap_variables_for): Likewise.
2875 (find_used_portions): Likewise.
2876 (create_structure_vars): Likewise.
2877 * tree.def (STRUCT_FIELD_TAG): Remove.
2878 * tree.h (MTAG_P): Adjust.
2879 (struct tree_memory_tag): Remove base_for_components and
2880 unpartitionable flags.
2881 (struct tree_struct_field_tag): Remove.
2882 (SFT_PARENT_VAR): Likewise.
2883 (SFT_OFFSET): Likewise.
2884 (SFT_SIZE): Likewise.
2885 (SFT_NONADDRESSABLE_P): Likewise.
2886 (SFT_ALIAS_SET): Likewise.
2887 (SFT_UNPARTITIONABLE_P): Likewise.
2888 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
2889 (union tree_node): Remove sft field.
2890 * alias.c (get_alias_set): Remove special handling of SFTs.
2891 * print-tree.c (print_node): Remove handling of SFTs.
2892 * tree-dump.c (dequeue_and_dump): Likewise.
2893 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2894 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
2895 * tree-predcom.c (set_alias_info): Do not set subvars.
2896 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
2897 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
2898 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
2899 (add_vars_for_offset): Remove.
2900 (add_virtual_operand): Remove special handling of SFTs.
2901 (add_call_clobber_ops): Likewise.
2902 (add_call_read_ops): Likewise.
2903 (get_asm_expr_operands): Likewise.
2904 (get_modify_stmt_operands): Likewise.
2905 (get_expr_operands): Likewise.
2906 (add_to_addressable_set): Likewise.
2907 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
2908 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2909 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
2910 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
2911 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
2912 (tree_node_structure): Likewise.
2913 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
2915 (find_what_p_points_to): Likewise.
2917 2008-05-08 Sa Liu <saliu@de.ibm.com>
2919 * config/spu/spu.md: Fixed subti3 pattern.
2921 2008-05-08 Richard Guenther <rguenther@suse.de>
2924 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2925 sure to create a representative for trailing arrays for PTA.
2927 2008-05-08 Richard Guenther <rguenther@suse.de>
2930 * fold-const.c (operand_equal_p): Two objects which types
2931 differ in pointerness are not equal.
2933 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2935 * calls.c (compute_argument_block_size): Add argument tree fndecl.
2936 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
2937 (emit_library_call_value_1): Add new variable fndecl initialized by
2938 NULL_TREE. It should be the decl type of orgfun, but this information
2939 seems not to be available here, so it uses the default calling abi.
2940 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
2941 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
2942 by TARGET_RETURN_IN_MEMORY.
2943 * config/i386/i386-interix.h: Likewise.
2944 * config/i386/i386.h: Likewise.
2945 * config/i386/i386elf.h: Likewise.
2946 * config/i386/ptx4-i.h: Likewise.
2947 * config/i386/sol2-10.h: Likewise.
2948 * config/i386/sysv4.h: Likewise.
2949 * config/i386/vx-common.h: Likewise.
2950 * config/cris/cris.h: Removed #if 0 clause.
2951 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
2952 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
2954 (ix86_sol10_return_in_memory): Likewise.
2955 (ix86_i386elf_return_in_memory): New.
2956 (ix86_i386interix_return_in_memory): New.
2957 * config/mt/mt-protos.h (mt_return_in_memory): New.
2958 * config/mt/mt.c: Likewise.
2959 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2960 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
2961 * config/bfin/bfin.h: Likewise.
2962 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
2964 * config/bfin/bfin.c: Likewise.
2965 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2966 * config/alpha/unicosmk.h: Likewise.
2967 * config/i386/cygming.h: Likewise.
2968 * config/iq2000/iq2000.h: Likewise.
2969 * config/mips/mips.h: Likewise.
2970 * config/mn10300/mn10300.h: Likewise.
2971 * config/rs6000/rs6000.h: Likewise.
2972 * config/score/score.h: Likewise.
2973 * config/spu/spu.h: Likewise.
2974 * config/v850/v850.h: Likewise.
2975 * defaults.h: Likewise.
2976 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
2977 * expr.c (emit_block_move): Adjust use of
2978 OUTGOING_REG_PARM_STACK_SPACE.
2979 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
2980 OUTGOING_REG_PARM_STACK_SPACE.
2981 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
2983 2008-05-08 Jakub Jelinek <jakub@redhat.com>
2985 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
2986 on OMP_RETURN for OMP_FOR.
2989 * dwarf2out.c (dw_expand_expr, common_check): Removed.
2990 (fortran_common): New function.
2991 (gen_variable_die): Call fortran_common instead of common_check,
2992 adjust for it returning tree instead of rtx. Formatting.
2994 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2998 * see.c (see_copy_insn): Copy new pure const attributes for new call.
2999 * c-decl.c (merge_decls): Ditto.
3000 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
3001 to RTL_CONST_OR_PURE_CALL_P.
3002 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
3003 Initialized DECL_LOOPING_CONST_PURE.
3004 (process_call_operands): Set tree_side_effects properly.
3005 * tree.h (TREE_READONLY_DECL_P): Removed.
3006 (DECL_IS_PURE): Renamed to DECL_PURE_P.
3007 (DECL_LOOPING_OR_CONST_P): New macro.
3008 (struct tree_function_decl): Added looping_const_or_pure_p.
3010 (ECF_LOOPING_OR_CONST_P): New macro.
3011 * rtlanal.c (pure_const_p): Removed.
3012 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
3013 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
3014 to RTL_CONST_CALL_P.
3015 * ipa-pure-const.c (pure_const_state_e): Added looping field.
3016 (check_decl, check_tree, check_call, scan_function): Initialize
3018 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
3019 (static_execute): Set looping true for recursive functions.
3020 Undo setting state to IPA_NEITHER for recursive functions.
3022 * ifcvt.c (noce_can_store_speculate_p): Changed
3023 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
3024 RTL_CONST_OR_PURE_CALL_P.
3025 * dse.c (scan_insn): Ditto.
3026 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
3027 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
3028 RTL_CONST_OR_PURE_CALL_P.
3029 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
3030 pure_call_p to RTL_CONST_CALL_P.
3031 * gimplify.c (gimplify_call_expr): Clear side effects for
3032 non-looping pure and constant calls.
3033 * calls.c (emit_call_1): Set rtl flags from ecf flags.
3034 (flags_from_decl_or_type): Set ecf flags from decl flags.
3035 (initialize_argument_information): Turn off
3036 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
3037 Change const to pure if callee_copies is true rather than just
3039 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
3040 way of marking pure calls.
3041 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
3042 Remove hack that was supposed to fix pr7335 and remove old
3043 way of marking pure calls.
3044 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
3045 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
3046 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
3047 RTL_CONST_OR_PURE_CALL_P.
3048 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
3049 * loop-invariant.c (find_exits, find_invariant_bb): Changed
3050 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
3051 * sched-deps.c (schedule_analyze): Ditto.
3052 * rtl.h (struct rtx_def): Use call field, unchanging field, and
3053 return_val field of calls to represent pure and const function info.
3054 (CONST_OR_PURE_CALL_P): Deleted macro.
3055 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3056 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
3057 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
3059 * tree-optimize.c (execute_fixup_cfg): Added test for
3060 ECF_LOOPING_CONST_OR_PURE.
3061 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
3063 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
3064 effects for looping pure or const calls.
3065 (verify_gimple_expr): Added verification code.
3066 * config/alpha/alpha.c (alpha_legitimize_address,
3067 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
3069 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
3070 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
3071 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
3072 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
3073 RTL_CONST_OR_PURE_CALL_P.
3074 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
3075 and const calls to be deleted.
3077 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3080 * config/i386/mmx.md (mmx_subv2sf3): New expander.
3081 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
3082 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
3083 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3084 to handle nonimmediate operands.
3085 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
3086 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
3087 to handle nonimmediate operands.
3088 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
3089 (mmx_pmulhrwv4hi3): New expander. Use
3090 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3091 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
3092 (sse2_umulv1siv1di3): New expander. Use
3093 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3094 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
3095 (mmx_eq<mode>3): New expander. Use
3096 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3097 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
3098 (mmx_uavgv8qi3): New expander. Use
3099 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3100 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
3101 (mmx_uavgv4hi3): New expander. Use
3102 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3104 * config/i386/sse.md
3105 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
3106 to handle nonimmediate operands.
3107 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
3108 to handle nonimmediate operands.
3109 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
3110 to handle nonimmediate operands.
3111 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
3112 to handle nonimmediate operands.
3113 (sse2_unpckhpd_exp): New expander. Use
3114 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3115 (sse2_unpcklpd_exp): New expander. Use
3116 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3117 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
3118 to handle nonimmediate operands.
3119 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
3120 to handle nonimmediate operands.
3121 (*sse2_<plusminus_insn><mode>3): Rename from
3122 sse2_<plusminus_insn><mode>3 insn pattern.
3123 (sse2_<plusminus_insn><mode>3): New expander. Use
3124 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3125 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
3126 (sse2_umulv2siv2di3): New expander. Use
3127 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3128 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
3129 (sse4_1_mulv2siv2di3): New expander. Use
3130 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3131 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
3132 (sse2_pmaddwd): New expander. Use
3133 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3134 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
3135 (sse2_eq<mode>3): New expander. Use
3136 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3137 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
3138 (sse4_1_eqv2di3): New expander. Use
3139 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3140 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3141 (sse2_uavgv16qi3): New expander. Use
3142 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3143 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3144 (sse2_uavgv16qi3): New expander. Use
3145 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3146 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
3147 (sse2_uavgv8hi3): New expander. Use
3148 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3149 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
3150 (ssse3_pmulhrswv8hi3): New expander. Use
3151 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3152 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
3153 (ssse3_pmulhrswv4hi3): New expander. Use
3154 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3156 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
3157 (<sse>_vmmul<mode>3): Ditto.
3158 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
3160 (ssse3_pmaddubsw128): Use register_operand for operand 1.
3161 (ssse3_pmaddubsw): Ditto.
3163 * config/i386/i386.c (struct_builtin_description)
3164 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
3165 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
3166 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
3167 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
3168 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
3169 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
3170 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
3171 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
3172 (ix86_fixup_binary_operands): Assert that src1
3173 and src2 must have the same mode when swapped.
3174 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
3175 and ix86_binary_operator_ok. Do not force operands in registers
3178 2008-05-07 Jan Hubicka <jh@suse.cz>
3180 * cgraph.c (dump_cgraph_node): Update.
3181 * cgraph.h (cgraph_local_info): Break out inline summary.
3182 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
3184 * ipa-inline (inline_summary): New accestor function.
3185 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
3186 cgraph_decide_inlining, compute_inline_parameters): Update.
3187 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
3189 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3191 Cleanup ColdFire scheduling support and add V4 pipeline model.
3193 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
3194 (define_attr cpu): Add cfv4 value.
3195 (define_attr type, define_attr type1): Merge into a single 'type'
3196 attribute. Update all uses.
3197 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
3198 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
3200 (define_attr opx_mem, define_attr opy_mem): Remove.
3201 (define_attr op_mem): Clean up, update comment.
3202 (define_attr size): Use specific values instead of general int.
3203 (define_attr guess, define_attr split): Remove. Update all uses.
3204 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
3205 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
3206 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
3207 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
3208 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
3209 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
3210 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
3211 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
3212 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
3213 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
3214 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
3215 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
3216 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
3217 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
3218 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
3219 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
3220 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
3221 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
3222 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
3223 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
3224 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
3225 Update or set attributes.
3226 (stack_tie): New fake instruction.
3228 * config/m68k/m68k.h (TUNE_CFV4): New macro.
3229 (m68k_sched_attr_size): Update declaration.
3230 (m68k_sched_attr_type2): Remove.
3231 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
3232 Declare new bypass predicates.
3234 * config/m68k/m68k.c (m68k_sched_issue_rate,
3235 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
3237 (TARGET_SCHED_ISSUE_RATE,
3238 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
3239 (override_options): Handle scheduling for ColdFire V4 core.
3240 (m68k_expand_prologue): Emit stack_tie.
3241 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
3242 'OP_TYPE_FPN'. Update all uses.
3243 (sched_guess_p): Remove.
3244 (sched_address_type): Handle symbolic addresses.
3245 (sched_get_operand): New static function.
3246 (sched_operand_type): Merge into sched_attr_op_type.
3247 (sched_attr_op_type): Handle FP registers, handle quick constants,
3249 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
3250 (m68k_sched_attr_size): Update. Move logic to ...
3251 (sched_get_attr_size_int): New static function.
3252 (sched_get_opxy_mem_type): New static function.
3253 (m68k_sched_attr_op_mem): Update.
3254 (m68k_sched_attr_type2): Remove.
3255 (sched_cfv4_bypass_data): New static variable.
3256 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
3257 (m68k_sched_issue_rate): Implement scheduler hook.
3258 (struct _sched_ib: enabled_p): New field.
3259 (m68k_sched_variable_issue): Update. Handle V4.
3260 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
3261 sched_dump_class_func_t, sched_dump_split_class,
3262 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
3263 sched_dump_dfa_class, m68k_sched_dump): Remove.
3264 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
3266 (m68k_sched_init_global): Remove statisctics dumping, introduce
3267 sanity check that all instructions have pipeline reservations. Handle
3269 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3270 Handle ColdFire V4 core.
3271 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
3272 New static functions.
3273 (m68k_sched_address_bypass_p): New bypass predicate.
3274 (sched_get_indexed_address_scale): New static function.
3275 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
3277 * cf.md: Update comments.
3278 (define_attr type2): Remove. Use 'type' attribute instead.
3280 (cf_ib): Rename to cfv123_ib. Update all uses.
3281 (cf_oep): Rename to cfv123_oep. Update all uses.
3282 (cf_chr): Rename to cfv123_chr. Update all uses.
3283 (cf_mem): Rename to cfv123_mem. Update all uses.
3284 (cf_mac): Move to more appropriate place.
3285 (cfv123_guess): New automaton and cpu_unit.
3286 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
3287 Update uses of 'size' attribute. Handle before reload scheduling.
3288 (cfv123_guess): New dummy reservation for unhandled instructions.
3289 (cfv4_*): Pipeline description of ColdFire V4 core.
3290 (ignore): New reservation to handle 'ignore' type.
3292 2008-05-07 Ian Lance Taylor <iant@google.com>
3295 * gimplify.c (find_single_pointer_decl_1): Don't look through
3297 (find_single_pointer_decl): Adjust comments.
3299 2008-05-07 Jakub Jelinek <jakub@redhat.com>
3302 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
3303 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
3306 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
3307 integral type rather than floating point, then VIEW_CONVERT_EXPR
3308 to the floating point type.
3310 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3312 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
3313 TFmode op0 to register.
3315 2008-05-07 Alan Modra <amodra@bigpond.net.au>
3317 * c-decl.c (grokdeclarator): Comment typo.
3319 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
3321 * tree-flow.h: Remove prototype for computed_goto_p.
3322 * tree-cfg.c (computed_goto_p): Make static.
3324 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
3327 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
3328 (contains_aligned_value_p): This. Handle _Decimal128.
3329 (ix86_function_arg_boundary): Only align _Decimal128 to its
3330 natural boundary and handle it properly.
3332 2008-05-06 Martin Jambor <mjambor@suse.cz>
3334 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
3335 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
3336 (ipcp_method_set_orig_node): Removed.
3337 (ipcp_cval_get_cvalue_type): Removed.
3338 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
3339 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
3340 (ipcp_cval_set_cvalue_type): Removed.
3341 (ipcp_cval_get_cvalue): Removed.
3342 (ipcp_cval_set_cvalue): Removed.
3343 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
3344 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
3345 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
3346 (ipcp_cval_meet): Renamed to ipa_lattice_meet
3347 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
3348 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
3349 (ipcp_get_ith_lattice): Changed parameters.
3350 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
3351 (ipcp_lattice_from_jfunc): Changed parameters.
3352 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
3353 (ipcp_method_cval_print): Added temporary variable info.
3354 (ipcp_redirect): Removed already unused local variable caller.
3355 (ipcp_redirect): New temporary variable orig_callee_info
3356 (ipcp_redirect): Removed newly unused local variable callee.
3357 (ipcp_redirect): Removed (a bit confusing) local variable type.
3358 (ipcp_insert_stage): Added local variable info.
3359 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
3361 (ipcp_formal_create): Removed.
3362 (ipcp_method_cval_set): Removed.
3363 (ipcp_propagate_stage): Renamed lattice variables.
3364 (ipcp_method_cval_set_cvalue_type): Removed.
3365 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
3366 (ipcp_print_all_lattices): Changed printed strings to refer to
3367 lattices rather than cvals.
3368 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
3369 (ipcp_propagate_const): Changed formal parameters.
3370 (build_const_val): Changed formal parameters.
3371 (ipcp_insert_stage): Removed useless variable cvalue
3372 (build_const_val): Changed formal parameters.
3373 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
3374 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
3375 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
3376 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
3377 (ipcp_print_func_profile_counts): Changed string from "method" to
3379 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
3380 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
3381 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
3382 (ipcp_structures_print): Renamed to ipcp_print_all_structures
3383 (ipcp_profile_print): Renamed to ipcp_print_profile_data
3384 (ipcp_lat_is_const): Changed parameters and made inline.
3385 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
3386 (ipcp_redirect): Renamed to ipcp_need_redirect_p
3387 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
3388 the predicate condition directly
3389 (ipcp_propagate_stage): Added local variable args. Removed local
3390 variable callee. (Both are mere code simplifications.)
3391 (ipcp_method_dont_insert_const): Renamed to
3392 ipcp_node_not_modifiable_p.
3393 (ipcp_node_not_modifiable_p): Made inline.
3394 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
3395 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
3396 (ipcp_print_all_lattices): Removed variable cvalue
3397 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
3400 2008-05-06 Olivier Hainque <hainque@adacore.com>
3402 * tree-sra.c (try_instantiate_multiple_fields): Early return
3403 if field has POINTER_TYPE.
3405 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
3407 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
3408 by using 'q' specifier for instruction.
3409 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
3411 2008-05-06 Anatoly Sokolov <aesok@post.ru>
3413 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3414 Change mode of zero_extract from QImode to HImode.
3415 (sign bit tests peepholes): (Ditto.).
3417 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
3419 * config/i386/mmx.md: Remove double backslashes from asm templates.
3420 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
3421 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3422 to handle nonimmediate operands.
3423 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
3424 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3425 to handle nonimmediate operands.
3426 (*mmx_<code>v2sf3_finite): New insn pattern.
3427 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
3428 (mmx_<code>v2sf3): New expander. Use
3429 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3430 (mmx_<plusminus_insn><mode>3): New expander. Use
3431 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3432 (*mmx_<plusminus_insn><mode>3): New insn pattern.
3433 (mmx_add<mode>3): Removed.
3434 (mmx_ssadd<mode>3): Ditto.
3435 (mmx_usadd<mode>3): Ditto.
3436 (mmx_sub<mode>3): Ditto.
3437 (mmx_sssub<mode>3): Ditto.
3438 (mmx_ussub<mode>3): Ditto.
3439 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
3440 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
3441 to handle nonimmediate operands.
3442 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
3444 (mmx_smulv4hi3_highpart): New expander. Use
3445 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3446 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
3448 (mmx_umulv4hi3_highpart): New expander. Use
3449 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3450 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
3451 (mmx_<code>v4hi3): New expander. Use
3452 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3453 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
3454 (mmx_<code>v8qi3): New expander. Use
3455 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3456 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
3457 (mmx_<code><mode>3): New expander. Use
3458 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3460 2008-05-05 Jan Hubicka <jh@suse.cz>
3462 PR tree-optimization/36118
3463 * passes.c (pass_init_dump_file): Fix dump header.
3465 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3468 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
3469 VCE for function decls.
3471 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3473 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
3475 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3477 * config/i386/i386.md (sat_plusminus): New.
3478 (plusminus_insn): Likewise.
3479 (plusminus_mnemonic): Likewise.
3481 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
3482 (*<addsub><mode>3_cc_overflow): Renamed to ...
3483 (*<plusminus_insn><mode>3_cc_overflow): This.
3484 (*<addsub>si3_zext_cc_overflow): Renamed to ...
3485 (*<plusminus_insn>si3_zext_cc_overflow): This.
3487 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
3488 (<plusminus_insn><mode>3): This.
3489 (*<addsub><mode>3): Renamed to ...
3490 (*<plusminus_insn><mode>3): This.
3491 (<sse>_vm<addsub><mode>3): Renamed to ...
3492 (<sse>_vm<plusminus_insn><mode>3): This.
3493 (sse3_h<addsub>v4sf3): Renamed to ...
3494 (sse3_h<plusminus_insn>v4sf3): This.
3495 (sse3_h<addsub>v2df3): Renamed to ...
3496 (sse3_h<plusminus_insn>v2df3): This.
3497 (<plusminus_insn><mode>3): New.
3498 (*<plusminus_insn><mode>3): Likewise.
3499 (sse2_<plusminus_insn><mode>3): Likewise.
3500 (add<mode>): Removed.
3501 (*add<mode>3): Likewise.
3502 (sse2_ssadd<mode>3): Likewise.
3503 (sse2_usadd<mode>3): Likewise.
3504 (sub<mode>3): Likewise.
3505 (*sub<mode>3): Likewise.
3506 (sse2_sssub<mode>3): Likewise.
3507 (sse2_ussub<mode>3): Likewise.
3509 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
3511 * gthr-single.h: Add in required interface elements as per gthr.h.
3512 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
3513 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
3514 Generalize UNUSED macro.
3515 (__gthread_once): Add.
3516 (__gthread_key_create): Add.
3517 (__gthread_key_delete): Add.
3518 (__gthread_getspecific): Add.
3519 (__gthread_setspecific): Add.
3521 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
3523 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
3524 the same size types for the indirect reference on the rhs, then
3527 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
3529 * config/i386/i386.md
3530 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
3531 one insn template instead of template series.
3532 (*xordi_1_rex64): Ditto.
3533 (*xordi_2_rex64): Ditto.
3535 2008-05-05 Ira Rosen <irar@il.ibm.com>
3537 PR tree-optimization/36119
3538 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
3541 2008-06-04 Jan Hubicka <jh@suse.cz>
3543 tree-optimization/36100
3544 * tree-pass.h (pass_O0_always_inline): Declare.
3545 * ipa-inline.c (inline_transform): Remove dead code.
3546 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
3547 pass_O0_always_inline): New.
3548 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
3550 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
3552 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
3553 mnemonic in this_param move for TARGET_64BIT.
3555 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
3557 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
3558 (*strmovsi_rex_1): Ditto.
3559 (*strsetsi_1): Ditto.
3560 (*strsetsi_rex_1): Ditto.
3562 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
3563 adddicc expanders using SWI mode iterator.
3565 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
3568 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
3571 2008-05-04 David S. Miller <davem@davemloft.net>
3573 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
3574 (sparc*-*-linux*): Use linux.h in tm_file.
3575 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
3576 compiler defaulting to 32-bit.
3577 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
3579 * config/sparc/linux.h: Remove definitions now obtained
3580 properly from linux.h
3581 * config/sparc/linux64.h: Likewise.
3582 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
3583 don't want this setting for 32-bit builds in a biarch compiler.
3584 * doc/install.texi: Add sparc-linux to list of targets
3585 supporting --enable-targets=all.
3587 2008-05-03 Andrew Pinski <pinskia@gmail.com>
3589 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
3591 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
3593 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
3594 after V4SI_FTYPE_V8HI.
3595 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
3596 case V4SI_FTYPE_V2DF.
3598 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
3600 * doc/invoke.texi (max-flow-memory-locations): Removed.
3601 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
3603 2008-05-03 Richard Guenther <rguenther@suse.de>
3606 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
3608 2008-05-02 David S. Miller <davem@davemloft.net>
3610 * config.gcc (need_64bit_hwint): Document libcpp dependency.
3612 2008-05-02 Simon Baldwin <simonb@google.com>
3615 * c-common.h (warn_array_subscript_range): Removed.
3616 * c-common.c (warn_array_subscript_range): Ditto.
3617 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
3618 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
3620 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3622 * config/i386/i386.c (ix86_special_builtin_type): New.
3623 (bdesc_special_args): Likewise.
3624 (ix86_expand_special_args_builtin): Likewise.
3625 (ix86_init_mmx_sse_builtins): Updated.
3626 (ix86_expand_builtin): Updated.
3627 (ix86_expand_store_builtin): Removed.
3628 (ix86_expand_unop_builtin): Likewise.
3630 * config/i386/mm3dnow.h (__v2sf): Moved to ...
3631 * config/i386/mmintrin.h (__v2sf): Here.
3633 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
3635 (_mm_loadl_pi): Likewise.
3636 (_mm_storeh_pi): Replace __v2si with __v2sf.
3637 (_mm_storel_pi): Likewise.
3639 * doc/extend.texi: Correct __builtin_ia32_loadhps,
3640 __builtin_ia32_loadlps, __builtin_ia32_storehps,
3641 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
3642 __builtin_ia32_loadlpd.
3644 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3646 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
3647 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
3648 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
3649 (ix86_init_mmx_sse_builtins): Updated.
3650 (ix86_expand_args_builtin): Likewise.
3651 (ix86_expand_builtin): Likewise.
3652 (ix86_expand_unop1_builtin): Renamed to ...
3653 (ix86_expand_unop_vec_merge_builtin): This.
3655 2008-05-01 Jan Hubicka <jh@suse.cz>
3658 * ipa-inline.c (inline_generate_summary): Make static.
3659 (inline_transform): Do not call inlining at -O0; make static.
3660 * passes.c (execute_todo): Add sanity check.
3661 (execute_one_ipa_transform_pass): Execute proper flags.
3663 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
3665 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
3666 (DECL_NONADDRESSABLE_P): Likewise.
3667 * alias.c (record_component_aliases): Fix comment.
3669 2008-05-01 Simon Baldwin <simonb@google.com>
3671 * c-common.h (warn_array_subscript_range): New function.
3672 * c-common.c (warn_array_subscript_range): Ditto.
3673 * tree-vrp.c (check_array_ref): Corrected code to agree with
3674 comment, ignoring only arrays of size 0 or size 1.
3675 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
3677 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3679 * config/i386/i386.c (ix86_builtin_type): Replace
3680 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
3681 (bdesc_args): Updated.
3682 (ix86_init_mmx_sse_builtins): Likewise.
3683 (ix86_expand_args_builtin): Likewise.
3685 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
3688 * doc/extend.texi: Correct __builtin_ia32_palignr.
3690 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3693 * config/i386/i386.c (bdesc_crc32): Removed.
3694 (ix86_expand_crc32): Likewise.
3695 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
3696 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
3697 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
3698 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
3699 UINT_FTYPE_UINT_UCHAR.
3700 (bdesc_args): Updated. Add crc32 builtins.
3701 (ix86_init_mmx_sse_builtins): Updated.
3702 (ix86_expand_args_builtin): Updated to support subreg.
3704 * doc/extend.texi: Correct __builtin_ia32_crc32di.
3706 2008-05-01 Jan Hubicka <jh@suse.cz>
3708 * tree-pass.h (opt_pass): Add IPA_PASS.
3709 (varpool_node, cgraph_node): Forward declare.
3710 (ipa_opt_pass): Define.
3711 (pass_ipa_inline): Turn into ipa_opt_pass.
3712 (pass_apply_inline): Remove.
3713 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
3714 (apply_inline): Turn into ....
3715 (inline_transform): ... this one.
3716 (inline_generate_summary): New function.
3717 (pass_apply_inline): Remove.
3718 * function.h (ipa_opt_pass): Forward declare structure; typedef;
3720 (struct function): Add ipa_transforms_to_apply.
3721 * passes.c (register_one_dump_file): Work on IPA_PASS.
3722 (init_optimization_passes): Remove pass_inline_parameters and
3724 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
3725 (execute_one_pass) ... here; apply transforms when possible.
3726 (add_ipa_transform_pass, execute_ipa_summary_asses,
3727 execute_one_ipa_transform_pass): New.
3728 (execute_ipa_pass_list): Update for IPA_PASS type.
3730 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3732 * config/i386/i386.c (ix86_builtin_type): Add
3733 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
3734 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
3735 (bdesc_args): Add SSE4a builtins.
3736 (ix86_init_mmx_sse_builtins): Updated.
3737 (ix86_expand_args_builtin): Likewise.
3738 (ix86_expand_builtin): Likewise.
3740 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3742 * config/i386/i386.c (ix86_builtin_type): Add
3743 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
3744 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
3745 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
3746 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
3747 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
3748 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
3749 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
3750 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
3751 and DI_FTYPE_DI_DI_INT.
3752 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
3753 (ix86_init_mmx_sse_builtins): Updated.
3754 (ix86_expand_args_builtin): Likewise.
3755 (ix86_expand_builtin): Likewise.
3756 (ix86_expand_binop_imm_builtin): Removed.
3758 * doc/extend.texi: Correct __builtin_ia32_palignr128.
3760 2008-04-30 Richard Guenther <rguenther@suse.de>
3762 PR tree-optimization/32921
3763 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
3765 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
3767 * config/arm/arm.c (arm_unwind_emit): Use
3768 crtl->all_throwers_are_sibcalls instead of
3769 cfun->all_throwers_are_sibcalls.
3770 (arm_output_fn_unwind): Likewise.
3771 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
3772 instead of cfun->uses_pic_offset_table.
3773 (frv_expand_prologue): Likewise.
3774 (frv_frame_pointer_required): Likewise.
3775 (frv_expand_fdpic_call): Likewise.
3776 (frv_emit_movsi): Likewise.
3777 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
3778 cfun->returns_pcc_struct instead of
3779 current_function_returns_pcc_struct.
3780 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
3781 instead of cfun->calls_eh_return.
3782 (m32c_pushm_popm): Likewise.
3783 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
3784 "extern" declaration.
3786 2008-04-30 Richard Guenther <rguenther@suse.de>
3788 PR tree-optimization/21636
3789 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
3791 (evaluate_stmt): Print the likely value.
3792 (ccp_visit_stmt): Avoid excessive vertical spacing.
3794 2008-04-30 Rafael Espindola <espindola@google.com>
3796 * builtins.c (fold_call_expr): Return realret.
3797 * tree-ssa-threadedge.c
3798 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
3799 __builtin_object_size.
3801 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
3803 * gcc.c (wrapper_string): New variable.
3804 (insert_wrapper): New function.
3805 (execute): New option -wrapper.
3806 * doc/invoke.texi (Overall Options): New driver option -wrapper.
3808 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
3810 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
3811 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
3812 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
3814 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
3815 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
3816 config/rs6000/e500crtres64gprctr.asm,
3817 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
3818 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
3819 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
3820 config/rs6000/e500crtsav64gprctr.asm,
3821 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
3822 config/rs6000/e500crtsavg64gprctr.asm: New files.
3823 * config/rs6000/t-ppccomm: Add build rules for new files.
3824 (LIB2FUNCS_STATIC_EXTRA): Add new files.
3825 * config/rs6000/t-netbsd: Add build rules for new files.
3826 (LIB2FUNCS_STATIC_EXTRA): New variable.
3827 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
3828 (CRTSAVRES_DEFAULT_SPEC): Likewise.
3829 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
3831 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
3833 * config/i386/i386.c (ix86_builtin_type): Add
3834 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
3835 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
3836 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
3837 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
3838 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
3839 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
3840 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
3841 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
3842 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
3843 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
3844 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
3845 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
3846 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
3847 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
3848 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
3849 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
3850 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
3851 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
3852 V1DI_FTYPE_V2SI_V2SI.
3853 (bdesc_2arg): Moved to ...
3855 (ix86_init_mmx_sse_builtins): Updated.
3856 (ix86_expand_args_builtin): Updated. Take a pointer
3857 to const struct builtin_description. Handle comparison
3859 (ix86_expand_sse_compare): Take a new argument for swapping operands.
3860 (ix86_expand_builtin): Updated.
3862 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
3863 (ssse3_pmaddubsw128): This.
3864 (ssse3_pmaddubswv4hi3): Renamed to ...
3865 (ssse3_pmaddubsw): This.
3867 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
3868 (__builtin_ia32_packssdw128): Likewise.
3869 (__builtin_ia32_packuswb128): Likewise.
3870 (__builtin_ia32_pmaddubsw): Likewise.
3871 (__builtin_ia32_pmaddubsw128): Likewise.
3873 2008-04-30 Richard Guenther <rguenther@suse.de>
3875 PR tree-optimization/14847
3876 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
3877 (recognize_bits_test): Use it.
3878 (recognize_single_bit_test): Likewise.
3880 2008-04-30 Martin Jambor <mjambor@suse.cz>
3882 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
3883 instead of setting number of formal parameters to zero.
3884 (ipcp_init_stage): Do not set the number of actual parameters to zero
3886 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
3887 which are called with variable number of arguments.
3888 (ipcp_insert_stage): Explicitely skipping all nodes which are
3889 called with variable number of arguments.
3890 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
3891 number of parameters.
3893 * ipa-prop.h (struct ipa_node_params): Added flag
3894 called_with_var_arguments
3895 (ipa_set_param_count): Added. Changed sole setter to use it.
3896 (ipa_get_param_count): Added. All readers of param_count
3897 converted to use it instead.
3898 (ipa_set_called_with_variable_arg): Added.
3899 (ipa_is_called_with_var_arguments): Added.
3900 (ipa_get_ith_param): Added. All readers of param_decls converted
3902 (ipa_set_cs_argument_count): Added, sole writer to argument_count
3904 (ipa_get_cs_argument_count): Added, all readers of argument_count
3906 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
3909 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
3910 (struct ipcp_lattice): Renamed cval_type to type
3911 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
3913 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
3914 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
3915 (ipcp_insert_stage): Changed the type of variable cvalue to tree
3916 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
3917 (build_const_val): Changed the type of parameter cvalue to tree
3918 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
3919 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
3921 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
3924 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
3925 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
3926 (ipa_add_method): Renamed to ipa_push_func_to_list
3927 (ipa_remove_method): Renamed to ipa_pop_func_from_list
3928 (ipa_callsite_param_count): Removed.
3929 (ipa_callsite_param_count_set): Removed.
3930 (ipa_callsite_param): Removed.
3931 (ipa_callsite_callee): Removed.
3932 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
3933 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
3934 (ipa_method_formal_count): Removed.
3935 (ipa_method_formal_count_set): Removed.
3936 (ipa_method_get_tree): Removed.
3937 (ipa_method_tree_map_create): Removed.
3938 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
3939 (ipa_create_param_decls_array): Creates the array itself
3940 (ipa_create_param_decls_array): Temporary variable info instead of
3942 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
3943 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
3944 (get_type): Removed.
3945 (ipa_jf_get_info_type): Removed.
3946 (ipa_node_create): Renamed to ipa_create_node_params
3947 (ipa_free): Renamed to ipa_free_all_node_params
3948 (ipa_nodes_create): Renamed to ipa_create_all_node_params
3949 (ipa_edges_create): Renamed to ipa_create_all_edge_args
3950 (ipa_edges_free): Renamed to ipa_free_all_edge_args
3951 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
3952 (ipa_free_all_node_params): Deallocation to jump_functions moved to
3953 ipa_free_all_edge_args
3954 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
3955 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
3956 (ipa_create_methodlist_node): Removed.
3957 (ipa_methodlist_method): Removed.
3958 (ipa_methodlist_method_set): Removed.
3959 (ipa_methodlist_next_method): Removed.
3960 (ipa_methodlist_next_method_set): Removed.
3961 (ipa_method_is_modified): Removed.
3962 (ipa_method_modify_create): Removed.
3963 (ipa_method_modify_init): Temporary variable info instead of a few
3965 (ipa_detect_param_modifications): Temporary variable info instead of
3967 (ipa_compute_jump_functions): Temporary variable info instead of
3969 (ipa_method_modify_set): Removed.
3970 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
3971 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
3972 than craph_node as the first parameter.
3973 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
3974 (ipa_method_modify_init): Removed.
3975 (ipa_compute_jump_functions): Added a temp variable instead of
3976 repeatadly dereferencing the cgraph_edge.aux pointer
3977 (ipa_callsite_param_set_type): Removed.
3978 (ipa_compute_jump_functions): i renamed to index and moved to
3980 (ipa_callsite_param_set_info_type_formal): Removed.
3981 (ipa_callsite_param_set_info_type): Removed.
3982 (ipa_callsite_param_map_create): Removed.
3983 (ipa_callsite_tree): Removed.
3984 (ipa_callsite_caller): Removed.
3985 (ipa_pop_func_from_list): return_method removed to return_func
3987 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
3988 prefixed all values with IPA_. Changed all users.
3989 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
3990 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
3991 and FORMAL_IPATYPE IPA_PASS_THROUGH.
3992 (union parameter_info): Renamed to jump_func_value.
3993 (union jump_func_value): Renamed value to constant
3994 (struct ipa_jump_func): Renamed info_type to value
3995 (struct ipa_node): Renamed to ipa_node_params
3996 (struct ipa_node_params): Renamed ipa_arg_num to param_count
3997 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
3998 (struct ipa_node_params): Renamed ipa_mod to modified_flags
3999 (struct ipa_edge): Renamed to ipa_edge_args
4000 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
4001 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
4002 (struct ipa_methodlist): Renamed to ipa_func_list
4003 (struct ipa_func_list): method_p renamed to node, next_method
4005 (ipa_methodlist_p): Removed, switched all users to struct pointer
4006 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
4008 2008-04-30 Alan Modra <amodra@bigpond.net.au>
4010 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
4011 (rs6000_emit_epilogue): Use backchain to restore only when we
4012 have a large frame. Make use of frame pointer to restore if we
4013 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
4015 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
4017 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4018 Add mode to zero_extract.
4019 (sign bit tests peepholes): (Ditto.).
4021 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
4023 * config/i386/i386.c (ix86_builtins): Replace Prescott New
4024 Instructions in comments with SSE3.
4025 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
4026 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
4027 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
4028 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
4029 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
4030 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
4031 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
4032 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
4033 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
4034 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
4035 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
4036 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
4037 (bdesc_sse_args): Renamed to ...
4038 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
4039 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
4040 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
4042 (bdesc_1arg): Moved to ...
4044 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
4045 Instructions in comments with SSE3.
4046 (ix86_expand_sse_operands_builtin): Renamed to ...
4047 (ix86_expand_args_builtin): This. Updated.
4048 (ix86_expand_unop1_builtin): Update comments.
4049 (ix86_expand_builtin): Updated.
4051 2008-04-29 Richard Guenther <rguenther@suse.de>
4053 PR tree-optimization/36078
4054 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
4055 Update virtual SSA form after cleaning up the CFG.
4057 2008-04-29 Richard Guenther <rguenther@suse.de>
4060 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
4062 2008-04-29 Richard Guenther <rguenther@suse.de>
4064 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
4065 (compute_may_aliases): Do not call finalize_ref_all_pointers.
4066 (compute_flow_insensitive_aliasing): Do not treat
4067 PTR_IS_REF_ALL pointers special.
4068 (get_smt_for): Likewise.
4069 (may_alias_p): Re-structure.
4070 (is_escape_site): A ref-all pointer conversion is not an escape site.
4071 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
4072 PTR_IS_REF_ALL pointers special.
4073 * tree-ssa-structalias.h (struct alias_info): Remove
4074 ref_all_symbol_mem_tag field.
4075 (PTR_IS_REF_ALL): Remove.
4077 2008-04-29 Richard Guenther <rguenther@suse.de>
4080 * fold-const.c (extract_muldiv_1): In combining division constants
4081 make sure to never overflow.
4083 2008-04-29 Nick Clifton <nickc@redhat.com>
4085 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
4087 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4090 * optc-gen.awk: Work around HP-UX/IA awk bug.
4092 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
4094 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
4097 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4100 * config/i386/i386.md
4101 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
4102 Change operand 1 predicate to nonimmediate_operand.
4104 2008-04-28 Jakub Jelinek <jakub@redhat.com>
4107 * dwarf2out.c (struct die_struct): Mark as chain_circular through
4109 * gengtype.c (walk_type, write_func_for_structure): Handle
4111 * doc/gty.texi: Document chain_circular.
4113 2008-04-28 Richard Guenther <rguenther@suse.de>
4115 PR tree-optimization/36066
4116 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
4119 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4122 * config/i386/i386.md
4123 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
4124 Use match_scratch instead of match_operand for operands 3 and 4.
4126 2008-04-27 Richard Guenther <rguenther@suse.de>
4128 PR tree-optimization/18754
4129 PR tree-optimization/34223
4130 * tree-pass.h (pass_complete_unrolli): Declare.
4131 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
4132 loop size before and after unconditionally of UL_NO_GROWTH in effect.
4133 Rewrite loop into loop closed SSA form if it is not already.
4134 (tree_unroll_loops_completely): Re-structure to iterate over
4135 innermost loops with intermediate CFG cleanups.
4136 Unroll outermost loops only if requested or the code does not grow
4138 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
4139 loops are available.
4140 (tree_vectorize): Instead do so here.
4141 (tree_complete_unroll): Also unroll outermost loops.
4142 (tree_complete_unroll_inner): New function.
4143 (gate_tree_complete_unroll_inner): Likewise.
4144 (pass_complete_unrolli): New pass.
4145 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
4146 uses outside of the loop.
4147 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
4148 form if it is available.
4149 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
4150 * passes.c (init_optimization_passes): Schedule complete inner
4151 loop unrolling pass before the first CCP pass after final inlining.
4153 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
4155 * targhooks.h (default_emutls_var_fields,
4156 default_emutls_var_init): Declare.
4157 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
4158 * target.h (struct gcc_target): Add struct emutls member.
4159 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
4160 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
4161 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
4162 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
4163 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
4164 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
4165 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
4166 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
4167 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
4168 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
4169 emit debug information.
4170 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
4171 * varasm.c: Include targhooks.h.
4172 (emutls_object_section, emutls_tmpl_section): New.
4173 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
4174 (EMUTLS_SEPARATOR): New.
4176 (get_emutls_object_name): New.
4177 (default_emutls_var_fields): New, broken out of ...
4178 (get_emutls_object_type): ... here. Adjust to use target hooks.
4179 (get_emutls_init_templ_addr): Adjust to use target hooks.
4180 (emutls_decl): Adjust to use target hooks.
4181 (emutls_finish): Likewise.
4182 (default_emutls_var_init): New, broken out of ...
4183 (assemble_variable): ... here. Adjust to use target hooks.
4184 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
4186 * c-common.c (handle_section_attribute): Prevent overriding
4187 sections for emulated tls with special sections.
4188 * config/i386/i386.c (x86_64_elf_select_section): Add
4189 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
4190 (x86_64_elf_unique_section): Likewise.
4191 * config/vxworks.c: Include tree.h.
4192 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
4193 (vxworks_override_options): Set TLS scheme.
4194 * doc/tm.texi (Emulated TLS): New node.
4196 2008-04-26 Simon Baldwin <simonb@google.com>
4199 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
4200 with propagated string constants.
4202 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
4204 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
4205 constraint for operand 2 when operand 0 is memory operand.
4206 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
4207 operand 0 is memory operand.
4208 (fix_trunc<mode>_i387_with_temp): Ditto.
4209 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
4210 operand 2 when operand 1 is memory operand.
4211 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
4212 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
4213 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
4214 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4215 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
4216 operands 2,3 and 4 when operand 1 is memory operand.
4217 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
4219 (fistdi2_floor_with_temp): Ditto.
4220 (fist<mode>2_floor_with_temp): Ditto.
4221 (fistdi2_ceil_with_temp): Ditto.
4222 (fist<mode>2_ceil_with_temp): Ditto.
4223 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
4225 2008-04-26 David Daney <ddaney@avtrex.com>
4227 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
4229 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
4230 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4231 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4232 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
4233 (compare_and_swap_12): New insn.
4234 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
4235 * config/mips/mips.c (mips_force_binary): New function.
4236 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
4237 (mips_expand_compare_and_swap_12): New function.
4238 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
4240 2008-04-25 Jan Hubicka <jh@suse.cz>
4243 * cfgexpand.c (pass_expand): Turn into RTL pass.
4244 * passes.c (execute_one_pass): Do pass typechecking after execution.
4245 * tree-pass.h (pass_expand): Turn into RTL pass.
4247 * function.h (struct rtl_data): Move here fields
4248 accesses_prior_frames, calls_eh_return, saves_all_registers,
4249 has_nonlocal_goto, has_asm_statement, is_thunk,
4250 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
4251 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
4252 arg_pointer_save_area_init from struct function; turn into bool.
4253 (struct function): Move
4254 calls_eh_return, saves_all_registers, has_nonlocal_goto,
4255 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
4256 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
4257 tail_call_emit, arg_pointer_save_area_init
4258 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
4259 (current_function_returns_struct, current_function_returns_pcc_struct,
4260 current_function_calls_setjmp, current_function_calls_alloca,
4261 current_function_accesses_prior_frames,
4262 current_function_calls_eh_return, current_function_is_thunk,
4263 current_function_stdarg, current_function_profile,
4264 current_function_limit_stack, current_function_uses_pic_offset_table,
4265 current_function_uses_const_pool, current_function_has_nonlocal_label,
4266 current_function_saves_all_registers,
4267 current_function_has_nonlocal_goto,
4268 current_function_has_asm_statement): Remove accesor macros.
4269 * ra-conflict.c (global_conflicts): Update.
4270 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
4271 (suitable_for_tail_call_opt_p): Update.
4272 * builtins.c (expand_builtin_return_addr): Update.
4273 (expand_builtin_setjmp_setup): Update.
4274 (expand_builtin_nonlocal_goto): Update.
4275 * final.c (final_start_function): Update.
4276 (profile_function): Update.
4277 (leaf_function_p): Update.
4278 (only_leaf_regs_used): Update.
4279 * df-scan.c (df_get_exit_block_use_set): Update.
4280 * dojump.c (clear_pending_stack_adjust): Update.
4281 * tree-stdarg.c (gate_optimize_stdarg): Update.
4282 * gimple-low.c (lower_function_body): Update.
4283 * global.c (compute_regsets): Update.
4284 (global_alloc): Update.
4285 * dwarf2out.c (dwarf2out_begin_prologue): Update.
4286 * expr.c (expand_assignment): Update.
4287 * dse.c (dse_step0): Update.
4288 (dse_step1): Update.
4289 * c-decl.c (store_parm_decls): Update.
4290 * local-alloc.c (combine_regs): Update.
4291 (find_free_reg): Update.
4292 * function.c (assign_parms_augmented_arg_list): Update.
4293 (assign_parm_find_data_types): Update.
4294 (assign_parms): Update.
4295 (allocate_struct_function): Update.
4296 (expand_function_start): Update.
4297 (expand_function_end): Update.
4298 (get_arg_pointer_save_area): Update.
4299 (thread_prologue_and_epilogue_insns): Update.
4300 (rest_of_match_asm_constraints): Update.
4301 * stor-layout.c (variable_size): Update.
4302 * gcse.c (gcse_main): Update.
4303 (bypass_jumps): Update.
4304 * gimplify.c (gimplify_function_tree): Update.
4305 * calls.c (emit_call_1): Update.
4306 (expand_call): Update.
4307 * bt-load.c (compute_defs_uses_and_gen): Update.
4308 * except.c (sjlj_assign_call_site_values): Update.
4309 (sjlj_emit_function_enter): Update.
4310 (can_throw_external): Update.
4311 (set_nothrow_function_flags): Update.
4312 (expand_builtin_unwind_init): Update.
4313 (expand_eh_return): Update.
4314 (convert_to_eh_region_ranges): Update.
4315 (output_function_exception_table): Update.
4316 * emit-rtl.c (gen_tmp_stack_mem): Update.
4317 * cfgexpand.c (expand_used_vars): Update.
4318 (tree_expand_cfg): Update.
4319 * cfgcleanup.c (rest_of_handle_jump): Update.
4320 * explow.c (allocate_dynamic_stack_space): Update.
4321 * varasm.c (assemble_start_function): Update.
4322 (force_const_mem): Update.
4323 (mark_constant_pool): Update.
4324 * tree-optimize.c (tree_rest_of_compilation): Update.
4325 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
4326 * tree-cfg.c (notice_special_calls): Update.
4327 (is_ctrl_altering_stmt): Update.
4328 (tree_can_make_abnormal_goto): Update.
4329 (tree_purge_dead_abnormal_call_edges): Update.
4330 * config/alpha/predicates.md: Update.
4331 * config/alpha/alpha.c (alpha_sa_mask): Update.
4332 (alpha_sa_size): Update.
4333 (alpha_does_function_need_gp): Update.
4334 (alpha_expand_prologue): Update.
4335 (alpha_start_function): Update.
4336 (alpha_output_function_end_prologue): Update.
4337 (alpha_expand_epilogue): Update.
4338 * config/frv/frv.c (frv_stack_info): Update.
4339 (frv_expand_epilogue): Update.
4340 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
4341 (s390_register_info): Update.
4342 (s390_frame_info): Update.
4343 (s390_init_frame_layout): Update.
4344 (s390_can_eliminate): Update.
4345 (save_gprs): Update.
4346 * config/spu/spu.c (spu_split_immediate): Update.
4347 (need_to_save_reg): Update.
4348 (spu_expand_prologue): Update.
4349 (spu_expand_epilogue): Update.
4350 * config/sparc/sparc.md: Update.
4351 * config/sparc/sparc.c (eligible_for_return_delay): Update.
4352 (sparc_tls_got): Update.
4353 (legitimize_pic_address): Update.
4354 (sparc_emit_call_insn): Update.
4355 (sparc_expand_prologue): Update.
4356 (output_return): Update.
4357 (print_operand): Update.
4358 (sparc_function_ok_for_sibcall): Update.
4359 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
4360 * config/m32r/m32r.md: Update.
4361 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
4362 (m32r_compute_frame_size): Update.
4363 (m32r_expand_prologue): Update.
4364 (m32r_expand_epilogue): Update.
4365 (m32r_legitimize_pic_address): Update.
4366 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
4367 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4368 * config/i386/i386.c (ix86_frame_pointer_required): Update.
4370 (ix86_save_reg): Update.
4371 (ix86_compute_frame_layout): Update.
4372 (ix86_expand_prologue): Update.
4373 (ix86_expand_epilogue): Update.
4374 * config/sh/sh.c (output_stack_adjust): Update.
4375 (calc_live_regs): Update.
4376 (sh5_schedule_saves): Update.
4377 (sh_expand_prologue): Update.
4378 (sh_expand_epilogue): Update.
4379 (sh_setup_incoming_varargs): Update.
4380 (sh_allocate_initial_value): Update.
4381 (sh_get_pr_initial_val): Update.
4382 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
4383 * config/sh/sh.md (label:): Update.
4384 * config/avr/avr.c (out_movhi_mr_r): Update.
4385 * config/crx/crx.h (enum): Update.
4386 * config/xtensa/xtensa.h (along): Update.
4387 * config/stormy16/stormy16.c Update.
4388 (xstormy16_compute_stack_layout): Update.
4389 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
4390 (fr30_expand_prologue): Update.
4391 * config/cris/cris.c (cris_conditional_register_usage): Update.
4392 (cris_reg_saved_in_regsave_area): Update.
4393 (cris_initial_frame_pointer_offset): Update.
4394 (cris_simple_epilogue): Update.
4395 (cris_expand_prologue): Update.
4396 (cris_expand_epilogue): Update.
4397 (cris_expand_pic_call_address): Update.
4398 (cris_asm_output_symbol_ref): Update.
4399 (cris_asm_output_label_ref): Update.
4400 * config/cris/cris.md Update.
4401 * config/iq2000/iq2000.c (compute_frame_size): Update.
4402 (iq2000_expand_epilogue): Update.
4403 * config/mt/mt.h (save_direction): Update.
4404 * config/mn10300/mn10300.c (mn10300_function_value): Update.
4405 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4406 (ia64_secondary_reload_class): Update.
4407 * config/m68k/m68k.c (m68k_save_reg): Update.
4408 (m68k_expand_prologue): Update.
4409 (m68k_expand_epilogue): Update.
4410 (legitimize_pic_address): Update.
4411 * config/rs6000/rs6000.c (rs6000_got_register): Update.
4412 (first_reg_to_save): Update.
4413 (first_altivec_reg_to_save): Update.
4414 (compute_vrsave_mask): Update.
4415 (compute_save_world_info): Update.
4416 (rs6000_stack_info): Update.
4417 (spe_func_has_64bit_regs_p): Update.
4418 (rs6000_ra_ever_killed): Update.
4419 (rs6000_emit_eh_reg_restore): Update.
4420 (rs6000_emit_allocate_stack): Update.
4421 (rs6000_emit_prologue): Update.
4422 (rs6000_emit_epilogue): Update.
4423 (rs6000_output_function_epilogue): Update.
4424 (output_profile_hook): Update.
4425 (rs6000_elf_declare_function_name): Update.
4426 * config/rs6000/rs6000.h (rs6000_args): Update.
4427 * config/rs6000/rs6000.md: Update.
4428 * config/mcore/mcore.c (mcore_expand_prolog): Update.
4429 * config/arc/arc.c (arc_output_function_epilogue): Update.
4430 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
4431 * config/darwin.c (machopic_function_base_name): Update.
4432 * config/score/score3.c (score3_compute_frame_size): Update.
4435 (score3_epilogue): Update.
4436 * config/score/score7.c (score7_compute_frame_size): Update.
4437 (score7_prologue): Update.
4438 (score7_epilogue): Update.
4439 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
4440 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4441 * config/arm/arm.c (use_return_insn): Update.
4442 (require_pic_register): Update.
4443 (arm_load_pic_register): Update.
4444 (arm_compute_save_reg0_reg12_mask): Update.
4445 (arm_compute_save_reg_mask): Update.
4446 (thumb1_compute_save_reg_mask): Update.
4447 (output_return_instruction): Update.
4448 (arm_output_function_prologue): Update.
4449 (arm_output_epilogue): Update.
4450 (arm_get_frame_offsets): Update.
4451 (arm_expand_prologue): Update.
4452 (thumb_pushpop): Update.
4453 (thumb_exit): Update.
4454 (thumb1_expand_prologue): Update.
4455 (thumb1_expand_epilogue): Update.
4456 (arm_unwind_emit): Update.
4457 (arm_output_fn_unwind): Update.
4458 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
4459 * config/arm/arm.md: Update.
4460 * config/pa/pa.md: Update.
4461 * config/pa/pa.c (legitimize_pic_address): Update.
4462 (compute_frame_size): Update.
4463 (hppa_expand_prologue): Update.
4464 (hppa_expand_epilogue): Update.
4465 (borx_reg_operand): Update.
4466 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
4467 (HARD_REGNO_RENAME_OK): Update.
4468 * config/mips/mips.c (mips_global_pointer): Update.
4469 (mips_save_reg_p): Update.
4470 (mips_compute_frame_info): Update.
4471 (mips_frame_pointer_required): Update.
4472 (mips_expand_prologue): Update.
4473 (mips_expand_epilogue): Update.
4474 (mips_can_use_return_insn): Update.
4475 (mips_reorg_process_insns): Update.
4476 * config/v850/v850.c (compute_register_save_size): Update.
4477 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
4478 * config/mmix/mmix.c (along): Update.
4479 (mmix_expand_epilogue): Update.
4480 * config/bfin/bfin.c (legitimize_pic_address): Update.
4481 (must_save_p): Update.
4482 (stack_frame_needed_p): Update.
4483 (add_to_reg): Update.
4484 (bfin_expand_prologue): Update.
4485 * stmt.c (expand_asm_operands): Update.
4486 * reload1.c (reload): Update.
4487 (init_elim_table): Update.
4489 2008-04-25 Bob Wilson <bob.wilson@acm.org>
4491 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
4493 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
4495 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
4496 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
4497 (mov<mode>): Removed.
4498 (*movv4sf_internal): Likewise.
4499 (*movv2df_internal): Likewise.
4501 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
4503 * config.gcc (crx-*-elf): Remove deprecation.
4505 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
4507 * config/i386/cygming-crtend.c (register_frame_ctor): Register
4508 __gcc_deregister_frame with atexit.
4509 (deregister_frame_dtor): Remove.
4511 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
4512 Nathan Sidwell <nathan@codesourcery.com>
4514 * config/rs6000/rs6000.opt (mspe): Remove Var property.
4516 * config/rs6000/rs6000.h (rs6000_spe): Declare.
4517 (rs6000_isel): Likewise.
4518 * config/rs6000/rs6000.c (rs6000_spe): New variable.
4519 (rs6000_isel): New variable.
4520 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
4522 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4525 * c-common.c (handle_vector_size_attribute): Call
4526 lang_hooks.types.reconstruct_complex_type instead of
4527 reconstruct_complex_type.
4528 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
4529 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
4530 * langhooks.h (struct lang_hooks_for_types): Add
4531 reconstruct_complex_type hook.
4532 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
4533 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
4535 2008-04-24 Richard Guenther <rguenther@suse.de>
4537 * c-common.h (check_builtin_function_arguments): Declare.
4538 * c-common.c (validate_nargs): New function.
4539 (check_builtin_function_arguments): Likewise.
4540 * c-typeck.c (build_function_call): Call
4541 check_builtin_function_arguments.
4542 * builtins.c (fold_builtin_classify): Remove error reporting code.
4543 (fold_builtin_unordered_cmp): Likewise.
4544 (fold_builtin_1): Likewise.
4545 (fold_builtin_n): Likewise.
4547 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4549 PR tree-optimization/36008
4550 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
4551 the original op1, rather than delta by step.
4553 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
4554 Sebastian Pop <sebastian.pop@amd.com>
4556 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
4557 eliminate_local_variables_stmt, eliminate_local_variables,
4558 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
4559 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
4560 of code delimited by two edges in the CFG.
4561 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
4562 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
4563 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
4564 the case of parallelisation of reductions.
4565 (expr_invariant_in_region_p): New.
4567 * tree-flow.h (gather_blocks_in_sese_region): Declared.
4568 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
4570 2008-04-24 Ira Rosen <irar@il.ibm.com>
4571 Richard Guenther <rguenther@suse.de>
4573 PR tree-optimization/36034
4574 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
4575 incapable of dealing with loads with gaps.
4577 2008-04-24 Rafael Espindola <espindola@google.com>
4579 * tree-flow.h (vrp_evaluate_conditional): Change signature.
4580 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4581 vrp_evaluate_conditional.
4582 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
4583 (vrp_evaluate_conditional): Split the cond argument.
4584 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
4585 (simplify_stmt_for_jump_threading): Update call to
4586 vrp_evaluate_conditional.
4588 2008-04-24 Ira Rosen <irar@il.ibm.com>
4590 PR tree-optimization/35982
4591 * tree-vect-analyze.c (vect_check_interleaving): Check that the
4592 interleaved data-refs are of the same type.
4594 2008-04-24 Danny Smith <dannysmith@users.net>
4596 * c-format.c (check_format_info_main): Use strncmp rather than a
4597 magic prefix to handle multichar length specs.
4598 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
4599 Don't prefix "I64" and "I32" with '\0'.
4601 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4604 * config/i386/i386.c (init_cumulative_args): Don't pass anything
4605 in registers for -m32 only if stdarg_p (fntype).
4607 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
4609 PR rtl-optimization/36006
4610 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
4611 temp to op0 in order to avoid invalid rtx sharing.
4613 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4615 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
4616 check TREE_INVARIANT.
4617 * tree-gimple.c (is_gimple_address): New.
4618 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
4619 * tree-gimple.h (is_gimple_address): New.
4620 * tree.h (decl_address_invariant_p): New.
4621 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
4622 (build_string): Likewise.
4623 (decl_address_invariant_p): New, from is_gimple_invariant_address.
4624 (tree_invariant_p_1): Likewise.
4625 (save_expr): Use it.
4626 (tree_invariant_p): New.
4627 (skip_simple_arithmetic): Use it.
4628 (stabilize_reference_1): Use it.
4629 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
4631 (build1_stat): Drop code to compute TREE_INVARIANT.
4632 (build2_stat): Drop code to compute TREE_INVARIANT.
4633 (build3_stat): Drop code to compute TREE_INVARIANT.
4634 (build4_stat): Drop code to compute TREE_INVARIANT.
4635 (build5_stat): Drop code to compute TREE_INVARIANT.
4636 (build7_stat): Drop code to compute TREE_INVARIANT.
4637 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
4638 * tree.h (struct tree_base): Remove invariant_flag.
4639 (TREE_INVARIANT): Remove.
4640 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
4641 (fold_builtin_expect): Check TREE_CONSTANT.
4642 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
4643 * c-tree.h (c_expr_to_decl): Drop third parameter.
4644 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
4645 (build_c_cast): Don't set TREE_INVARIANT.
4646 (pop_init_level): Don't set TREE_INVARIANT.
4647 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
4648 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
4650 (gimplify_init_constructor): Don't set TREE_INVARIANT.
4651 (gimplify_addr_expr): Adjust comment.
4652 * tree-mudflap.c (mf_build_string):
4653 * print-tree.c (print_node): Don't print TREE_INVARIANT.
4654 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
4655 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
4656 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
4657 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
4658 * langhooks.h (struct lang_hooks): Drop third parameter from
4661 2008-04-23 Richard Guenther <rguenther@suse.de>
4663 PR tree-optimization/27799
4664 PR tree-optimization/32921
4665 PR tree-optimization/32624
4666 * tree-ssa-structalias.c (merge_smts_into): Only merge the
4667 SMTs aliases and the tag itself into the solution.
4668 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
4669 merge the points-to solution back into the SMT aliases.
4670 (may_alias_p): Use alias_set_subset_of instead of
4671 aliases_conflict_p. A pointer which points to
4672 memory with alias set zero may access any variable.
4674 2008-04-23 Richard Guenther <rguenther@suse.de>
4676 * alias.c (alias_set_subset_of): Correctly handle asking
4677 if zero is a subset of an alias set with zero child.
4678 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
4679 (compute_flow_insensitive_aliasing): Correctly walk all
4680 pointers. Do not unnecessarily union sets.
4682 2008-04-23 Richard Guenther <rguenther@suse.de>
4685 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
4687 2008-04-22 Tomas Bily <tbily@suse.cz>
4689 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
4691 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
4693 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4694 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4695 * tree-inline.c (estimate_num_insns_1): Likewise.
4696 * varasm.c (const_hash_1, compare_constant, copy_constant)
4697 (compute_reloc_for_constant, output_addressed_constants): Likewise.
4698 * emit-rtl.c (component_ref_for_mem_expr)
4699 (set_mem_attributes_minus_bitpos): Likewise.
4700 * expr.c (highest_pow2_factor, expand_expr_real_1, )
4701 (is_aligning_offset): Likewise.
4702 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
4703 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4704 * dojump.c (do_jump): Likewise.
4705 * builtins.c (get_pointer_alignment, get_memory_rtx)
4706 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
4707 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
4709 2008-04-23 Jakub Jelinek <jakub@redhat.com>
4711 PR rtl-optimization/36017
4712 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
4713 expanding the library call.
4715 2008-04-22 Ian Lance Taylor <iant@google.com>
4717 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
4720 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
4722 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
4723 of LR/CTR moves for Power6.
4725 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4728 * passes.c (init_optimization_passes): Remove
4729 pass_fast_rtl_byte_dce.
4731 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
4734 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
4735 builtin functions to generate faster code.
4736 (_mm_cvtpu16_ps): Ditto.
4737 (_mm_cvtpi32x2_ps): Ditto.
4739 2008-04-22 Nick Clifton <nickc@redhat.com>
4741 * common.opt (ftree-loop-distribution): Add Optimization
4744 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
4745 (frv_expand_builtin_va_start): Likewise.
4747 * config/arm/arm.c (thumb_find_work_register): Fix location of
4748 argument register count.
4750 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4752 Support scheduling for ColdFire V1 and V3 microarchitecture.
4753 Improve scheduling of multiplication instructions.
4755 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
4756 (mac): New instruction attribute.
4757 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
4758 (m68k_sched_mac): New variable.
4759 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
4760 Handle cfv1 and cfv3.
4761 (max_insn_size): New static variable.
4762 (struct _sched_ib): New type.
4763 (sched_ib): New static variable.
4764 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
4765 to fields of 'struct _sched_ib sched_ib'. Update all uses.
4766 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
4768 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
4769 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
4770 new variables. Update.
4771 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4772 Add modeling of cfv3 instruction buffer. Update.
4773 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
4774 * config/m68k/m68k.h (TUNE_CFV3): New macro.
4775 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
4776 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
4777 a particular reservation applies to.
4778 (type2): Reorganize attribute values. Rename alu to alu_reg,
4779 alu_l to alu, move_l to omove. Join move to alu. Split mul
4781 (cf_ib_*): Simplify description of instruction buffer.
4782 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
4783 (cf_mem): Split into cf_mem1 and cf_mem2.
4784 (cf_v2_move_??): Rename to cfv12_alu_??.
4785 (cf_v2_move_l_??): Rename to cfv12_omove_??.
4786 (cf_v2_mul_??): Remove reservations.
4787 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
4788 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
4789 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
4791 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
4792 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
4793 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
4794 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
4795 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
4796 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
4797 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
4798 expansions of the above reservations for instructions of sizes
4801 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4803 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
4805 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
4807 * coverage.c: Include tree-pass.h.
4808 (coverage_counter_alloc): Print da_file_name to the dump file.
4810 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
4812 * sbitmap.c (sbitmap_range_empty_p): New function.
4813 * sbitmap.h (sbitmap_range_empty_p): New function.
4814 * bitmap.h: Now includes obstack.h.
4816 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
4817 Kenneth Zadeck <zadeck@naturalbridge.com>
4819 * dbgcnt.def (ra_byte_scan): Added.
4820 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
4821 when the last hit happens for a counter.
4822 * timevar.def (TV_DF_BYTE_LR): New variable.
4823 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
4824 * passes.c (pass_fast_rtl_byte_dce): New pass.
4825 * fwprop.c (update_df): Added mode to call df_ref_create.
4826 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4827 DF_REF_EXTRACT_OFFSET.
4828 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
4829 DF_BYTE_LR_OUT, df_byte_lr): New macro.
4831 (df_ref_extract): Added mode field.
4832 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
4833 DF_REF_EXTRACT_OFFSET.
4834 (DF_REF_EXTRACT_MODE): New macro.
4835 (df_byte_lr_bb_info): New structure.
4836 (df_print_byte_regset, df_compute_accessed_bytes,
4837 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
4838 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
4839 df_byte_lr_simulate_uses,
4840 df_byte_lr_simulate_artificial_refs_at_top,
4841 df_byte_lr_simulate_artificial_refs_at_end,
4842 df_compute_accessed_bytes): New function.
4843 (df_ref_create): Add parameter.
4844 (df_byte_lr_get_bb_info): New inline function.
4845 * df-scan.c (df_ref_record, df_uses_record,
4846 df_ref_create_structure): Added mode parameter.
4847 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
4848 df_defs_record, df_uses_record, df_get_conditional_uses,
4849 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
4850 df_entry_block_defs_collect, df_exit_block_uses_collect):
4851 Added mode parameter to calls to df_ref_record, df_uses_record,
4852 df_ref_create_structure.
4853 (df_ref_equal_p, df_ref_compare): Added test for modes.
4854 (df_ref_create_structure): Added code to set mode. Renamed
4855 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4856 DF_REF_EXTRACT_OFFSET.
4857 * df-core.c (df_print_byte_regset): New function.
4858 * df-byte-scan.c: New file.
4859 * df-problems.c (df_rd_transfer_function): Removed unnecessary
4860 calls to BITMAP_FREE.
4861 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
4862 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
4863 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
4864 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
4865 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
4866 df_byte_lr_local_compute, df_byte_lr_init,
4867 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
4868 df_byte_lr_transfer_function, df_byte_lr_free,
4869 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
4870 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
4871 df_byte_lr_simulate_uses,
4872 df_byte_lr_simulate_artificial_refs_at_top,
4873 df_byte_lr_simulate_artificial_refs_at_end): New function.
4874 * dce.c (byte_dce_process_block): New function.
4875 (dce_process_block): au is now passed in rather than computed
4876 locally. Changed loops that look at artificial defs to not look
4877 for conditional or partial ones, because there never are any.
4878 (fast_dce): Now is able to drive byte_dce_process_block or
4879 dce_process_block depending on the kind of dce being done.
4880 (rest_of_handle_fast_dce): Add parameter to fast_dce.
4881 (rest_of_handle_fast_byte_dce): New function.
4882 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
4883 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
4885 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
4888 * gcc.h: Added fortran options that take arguments to
4889 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
4892 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
4894 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
4895 scalarization if on the LHS and not a full access.
4897 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4899 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
4901 2008-04-18 Rafael Espindola <espindola@google.com>
4903 * tree-vrp.c (find_case_label_index): Fix the binary search.
4904 (find_case_label_range): New.
4905 (vrp_visit_switch_stmt): Use find_case_label_range.
4906 (simplify_switch_using_ranges): Use find_case_label_range.
4908 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
4910 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
4911 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
4913 2008-04-18 Tom Tromey <tromey@redhat.com>
4916 * doc/cpp.texi (Implementation-defined behavior): Mention
4919 2008-04-18 Ian Lance Taylor <iant@google.com>
4921 * fold-const.c (pointer_may_wrap_p): New static function.
4922 (fold_comparison): Add another test for pointer overflow. Use
4923 pointer_may_wrap_p to disable some false positives.
4925 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
4927 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
4928 (fname_as_string): Match updated cpp_interpret_string prototype.
4929 (fix_string_type): Support char16_t* and char32_t*.
4930 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
4931 derivative) nodes. Register as builtin if C++0x.
4932 (c_parse_error): Support CPP_CHAR{16,32}.
4933 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
4934 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
4935 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
4936 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
4937 CTI_CHAR32_ARRAY_TYPE>: New elements.
4938 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
4939 char32_type_node, signed_char32_type_node, char16_array_type_node,
4940 char32_array_type_node): New defines.
4941 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
4942 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
4943 (lex_string): Support CPP_STRING{16,32}, match updated
4944 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
4945 (lex_charconst): Support CPP_CHAR{16,32}.
4946 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
4947 and CPP_STRING{16,32}.
4949 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
4952 * aclocal.m4: Regenerate.
4953 * configure: Regenerate.
4955 2008-04-18 Jan Hubicka <jh@suse.cz>
4957 * except.c (dw2_size_of_call_site_table,
4958 sjlj_size_of_call_site_table): Use vector API for call_site_record.
4960 * cgraphbuild.c (build_cgraph_edges): Update.
4961 * tree-pass.h: Update comment.
4962 * final.c (leaf_function_p): Update.
4963 (leaf_renumber_regs): Update.
4964 (rest_of_clean_state): Update.
4965 * omp-low.c (expand_omp_parallel): Update.
4966 * ipa-reference.c (analyze_function): Update.
4967 * reorg.c (find_end_label): Update.
4968 (optimize_skip): Update.
4969 (fill_simple_delay_slots): Update.
4970 (fill_simple_delay_slots): Update.
4971 (make_return_insns): Update.
4972 (dbr_schedule): Update.
4973 * gimple-low.c (record_vars_into): Update.
4974 * cfgbuild.c (make_edges): Update.
4975 * function.c (assign_stack_local): Update.
4976 (assign_parm_adjust_stack_rtl): Update.
4977 (locate_and_pad_parm): Update.
4978 (allocate_struct_function): Do not initialize stack_alignment_needed
4979 and preferred_stack_boundary here.
4980 (stack_protect_prologue): Update.
4981 (stack_protect_epilogue): Update.
4982 (expand_function_start): Initialize stack_alignment_needed,
4983 preferred_stack_boundary and max_jumptable_ents.
4984 (expand_function_end): Update.
4985 (free_after_compilation): Do not NULLify epilogue_delay_list.
4986 * function.h (struct rtl_data): Add stack_protect_guard,
4987 stack_alignment_needed,
4988 preferred_stack_boundary, epilogue_delay_list.
4989 (struct function): Remove value_histograms, stack_alignment_needed,
4990 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
4992 unexpanded_var_list, stack_protect_guard.
4993 (current_function_epilogue_delay_list): Remove.
4994 * ipa-type-escape.c (analyze_function): Update.
4995 * gimplify.c (pop_gimplify_context): Update comment.
4996 * calls.c (expand_call): Update.
4997 (emit_library_call_value_1): Update.
4998 * except.c (set_nothrow_function_flags): Update.
4999 * cfgexpand.c (get_decl_align_unit): Update.
5000 (create_stack_guard): Update.
5001 (estimated_stack_frame_size): Update.
5002 (expand_used_vars): Update.
5003 (tree_expand_cfg): Free histogram earliers, init expansion variables.
5004 * explow.c (allocate_dynamic_stack_space): Update.
5005 * tree-ssa-live.c (remove_unused_locals): Update.
5006 * varasm.c (mark_constant_pool): Update.
5007 * tree-inline.c (remap_decls): Update.
5008 (initialize_cfun): Update.
5009 (declare_return_variable): Update.
5010 (inline_forbidden_p): Update.
5011 (expand_call_inline): Update.
5012 (declare_inline_vars): Update.
5013 (tree_function_versioning): Update.
5014 * tree-flow.h (value_histograms): New.
5015 (VALUE_HISTOGRAMS): New macro.
5016 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
5018 * tree-cfg.c (set_bb_for_stmt): Update.
5019 (replace_by_duplicate_decl): Update.
5020 (move_block_to_fn): Update.
5021 (new_label_mapper): Update.
5022 (dump_function_to_file): Update.
5023 * ipa-struct-reorg.c (build_data_structure): Update.
5024 * cfgrtl.c (print_rtl_with_bb): Update.
5025 * reload1.c (reload): Update.
5027 * config/i386/i386.c (setup_incoming_varargs_64,
5028 ix86_compute_frame_layout): Update.
5029 * config/arc/arc.c (arc_output_function_epilogue): Update.
5031 2008-04-18 Marius Strobl <marius@FreeBSD.org>
5033 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
5034 for FreeBSD as well.
5035 * gthr-posix95.h: Likewise.
5037 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
5039 PR rtl-optimization/35838
5040 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
5041 out the byte offset of the first subreg.
5043 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
5045 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
5046 to split_ti instead of three separate calls with single member arrays.
5047 (subti3 splitter): Ditto.
5048 (adddi3 splitter): Ditto with split_di.
5049 (subdi3 splitter): Ditto.
5050 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
5051 two separate calls with single member arrays. Swap match_dup
5052 operands 1 and 2 to better fit into the array.
5053 (negdi2 splitter): Ditto with split_di.
5054 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
5055 two separate calls with single member arrays. Swap match_dup operands
5056 6 and 7 to better fit into the array.
5058 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
5060 * config/i386/i386.c (sse_builtin_type): New.
5061 (bdesc_sse_args): Likewise.
5062 (bdesc_sse_3arg): Removed.
5063 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5064 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
5065 IX86_BUILTIN_ROUNDPS.
5066 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
5067 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
5068 IX86_BUILTIN_ROUNDPS.
5069 (ix86_expand_sse_4_operands_builtin): Removed.
5070 (ix86_expand_sse_operands_builtin): New.
5071 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
5072 and CODE_FOR_sse4_1_roundps.
5073 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5074 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
5076 2008-04-17 Alan Modra <amodra@bigpond.net.au>
5079 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
5080 regs before frame pop when needed. If use_backchain_to_restore_sp
5081 then load backchain into a temp reg to restore vr and vrsave. Add
5082 code to restore vr after frame pop if possible.
5084 2008-04-17 Richard Guenther <rguenther@suse.de>
5086 * tree-vn.c (expressions_equal_p): Do not check type
5087 equality or compatibility before calling operand_equal_p.
5088 * fold-const.c (operand_equal_p): Check equivalence of
5089 integer constants before bailing out due to signedness or
5090 precision differences.
5091 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
5092 spurious differences in type qualification. Ignore types
5093 for COMPONENT_REFs at all.
5095 2008-04-17 Christian Bruel <christian.bruel@st.com>
5097 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
5098 msw_skip comparison.
5100 2008-04-16 Jakub Jelinek <jakub@redhat.com>
5103 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
5106 PR tree-optimization/35899
5107 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
5108 rather than TREE_OPERAND.
5110 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
5113 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
5114 temporary registers. Change operand predicate to general_operand.
5115 (remainderxf3): Ditto.
5117 2008-04-16 Richard Guenther <rguenther@suse.de>
5119 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
5120 * tree-affine.c (aff_combination_expand): Look through some
5123 2008-04-15 Doug Kwan <dougkwan@google.com>
5125 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
5127 * tree-pretty-print.c (dump_generic_node): Ditto.
5128 * final.c (output_addr_const): Ditto.
5129 * dwarf2out.c (output_cfi): Ditto.
5130 * c-pretty-print.c (pp_c_integer_constant): Ditto.
5131 * print-rtl.c (print_rtx): Ditto.
5132 * print-tree.c (print_node_brief, print_node): Ditto.
5133 * c-common.c (match_case_to_enum_1): Ditto.
5134 * sched-vis.c (print_value): Ditto.
5135 * config/i386/i386.c (print_operand): Cast to long unsigned int
5138 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
5139 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
5140 MS Windows VirtualProtect function.
5142 2008-04-15 Jan Hubicka <jh@suse.cz>
5144 * gengtype.c (write_root): Param_is argument is OK.
5145 * expr.c (expand_expr_real_1): Update call of get_exception_*.
5146 * function.h: Include varray.h
5147 (rtl_eh): New stucture based on except.c one.
5148 (call_site_record): New forward declaration and vector type.
5149 * calls.c (emit_call_1): Do not call
5150 note_current_region_may_contain_throw.
5151 * except.c (eh_status): Remove cur_region, try_region since they are
5153 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
5154 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
5155 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
5156 Remove call_site_data_used, call_site_data_size.
5157 Turn call_site_record into vector in function.h.
5158 (note_current_region_may_contain_throw): Remove.
5159 (get_exception_pointer, get_exception_filter): Do not take struct
5160 function argument; update.
5161 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
5162 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
5163 build_post_landing_pads, dw2_build_landing_pads,
5164 sjlj_assign_call_site_values, sjlj_mark_call_sites,
5165 sjlj_emit_function_enter, sjlj_emit_function_enter,
5166 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
5167 sjlj_build_landing_pads, finish_eh_generation,
5168 remove_exception_handler_label, remove_eh_handler,
5169 maybe_remove_eh_handler, add_reachable_handler,
5170 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
5171 add_action_record, collect_one_action_chain, add_call_site,
5172 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
5173 sjlj_output_call_site_table, output_function_exception_table,
5174 * except.h (note_current_region_may_contain_throw): Remove
5175 (get_exception_pointer, get_exception_filter): Do not take struct
5177 * Makefile.in (GTFILES): Put varargs before struct function.
5179 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5181 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
5182 punt for STRING_CST.
5183 (get_constraint_for): Deal with STRING_CST here instead.
5185 2008-04-15 Richard Guenther <rguenther@suse.de>
5187 * tree-ssa-propagate.c (substitute_and_fold): Substitute
5188 statements in a basic-block with a backward walk. Do not
5189 substitute into dead statements but instead remove those.
5191 2008-04-15 Richard Guenther <rguenther@suse.de>
5193 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
5194 to zero, thus disable creation of SFTs.
5196 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5198 * tree-predcom.c (suitable_reference_p): Return false if the
5199 reference can throw.
5201 2008-04-15 Jakub Jelinek <jakub@redhat.com>
5204 * c-decl.c (finish_decl): If extern or static var has variable
5205 size, set TREE_TYPE (decl) to error_mark_node.
5207 2008-04-15 Rafael Espindola <espindola@google.com>
5209 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
5212 2008-04-15 Richard Guenther <rguenther@suse.de>
5214 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5215 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
5216 (visit_reference_op_load): Do walk vuse-vdef chains on
5217 vn_reference_lookup.
5218 (visit_reference_op_store): But do not here.
5219 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
5220 vn_reference_lookup.
5221 (vn_lookup_with_vuses): But do so here.
5223 2008-04-14 Ian Lance Taylor <iant@google.com>
5225 * fold-const.c (fold_overflow_warning): Remove assertion.
5227 2008-04-15 Ben Elliston <bje@au.ibm.com>
5229 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
5230 temp1 local variables.
5232 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
5235 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
5236 ".text.unlikely" section as executable.
5238 2008-04-14 James E. Wilson <wilson@tuliptree.org>
5240 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5241 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
5242 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
5243 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
5244 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
5245 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
5246 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
5248 2008-04-14 Ian Lance Taylor <iant@google.com>
5250 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
5251 * fold-const.c (fold_comparison): If appropriate, test
5252 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
5253 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
5254 reassociating a pointer type.
5255 * doc/invoke.texi (Optimize Options): Document that
5256 -fstrict-overflow applies to pointer wraparound.
5258 2008-04-13 Jan Hubicka <jh@suse.cz>
5260 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
5262 2008-04-12 Andrew Pinski <pinskia@gmail.com>
5264 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
5265 we are going to "save the world".
5267 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
5269 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
5270 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
5271 operand 0 constraint, not "=".
5273 2008-04-11 James E. Wilson <wilson@tuliptree.org>
5275 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
5277 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5279 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
5280 of size of positions_needed * CHAR_BIT.
5282 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5285 * dse.c (store_info): Change positions_needed to unsigned
5287 (lowpart_bitmask): New.
5288 (record_store): Cast to unsigned HOST_WIDE_INT for
5289 positions_needed. Assert width <= size of positions_needed *
5290 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
5291 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
5292 lowpart_bitmask to set mask.
5294 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5296 * config/bfin/constraints.md: New file.
5297 * config/bfin/bfin.md: Include it.
5298 (adddi3): Use satisfies_constraint functions instead of the old macros.
5299 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
5300 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
5301 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
5302 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
5303 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
5304 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
5305 EXTRA_CONSTRAINT): Delete.
5306 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
5307 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
5309 * config/bfin/bfin.c: Include "tm-constrs.h".
5310 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
5311 Use satisfies_constraint functions instead of the old macros.
5312 * doc/md.texi (Blackfin Constraints): Update file name reference.
5314 2008-04-11 Richard Guenther <rguenther@suse.de>
5316 PR tree-optimization/35869
5317 * tree-vrp.c (execute_vrp): Move switch statement update after
5318 jump threading. Schedule another cfg cleanup run.
5320 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
5323 * attribs.c (decl_attributes): Return early on errorneous node.
5325 2008-04-10 Oleg Ryjkov <olegr@google.com>
5327 * tree.h (struct tree_base): Added a new flag default_def_flag.
5328 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
5330 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5332 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
5334 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5337 * pa.md: Define mode iterator P. Define mode attribute dwc.
5338 (dcacheflush): Update pattern to use iterator P and attribute dwc.
5339 (icacheflush): Likewise.
5340 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
5341 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
5343 2008-04-11 Ben Elliston <bje@au.ibm.com>
5345 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
5347 2008-04-10 Rafael Espindola <espindola@google.com>
5349 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
5350 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
5351 (extract_range_from_expr): The same.
5353 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5355 * config/mips/mips.md (GPR2): New mode iterator.
5357 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
5358 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
5359 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
5360 Rewrite these to take two modes, the mode of comparison and the
5361 mode of the destination.
5362 * config/mips/mips.c (mips_expand_scc): Instead of having
5363 paradoxical subreg as destination, expand "narrowing" scc if mode
5364 of comparison is SI and target is requested in DI mode.
5365 (mips_emit_int_order_test): Update comment. Make mode of
5366 comparison match CMP0 rather than TARGET. When creating inverse
5367 target use mode of TARGET.
5369 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5371 * gcov-dump.c (tag_summary): Only print summaries for the first
5372 GCOV_COUNTERS_SUMMABLE counters.
5374 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
5376 * config/i386/i386.md (absneg): New code iterator.
5377 (absnegprefix): New code attribute.
5378 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
5379 patterns using absneg code iterator.
5380 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
5381 using absneg code iterator.
5382 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
5383 *neg<mode>2 patterns using absneg code iterator.
5384 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5385 *negextendsfdf2 patterns using absneg code iterator.
5386 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
5387 *negextendsfxf2 patterns using absneg code iterator.
5388 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5389 *negextendsfdf2 patterns using absneg code iterator.
5390 * config/i386/sse.md (<code><mode>2): Macroize expander from
5391 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
5393 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
5395 * config/s390/s390.h: Remove the remains of the recent search
5396 & replace action of current_function_outgoing_args_size.
5398 2008-04-10 Ira Rosen <irar@il.ibm.com>
5400 PR tree-optimization/35821
5401 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
5402 NEW_STMT_LIST is not NULL.
5404 2008-04-09 David Edelsohn <edelsohn@gnu.org>
5407 * toplev.c (process_options): Remove -ffunction-sections debugging
5410 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
5412 PR middle-end/PR28690
5413 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
5414 than gen_rtx_fmt_ee to perform more canonicalizations.
5416 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5419 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
5421 2008-04-09 Richard Guenther <rguenther@suse.de>
5423 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
5424 (dump_function_to_file): Dump function arguments with types.
5426 2008-04-08 Richard Guenther <rguenther@suse.de>
5428 * fold-const.c (fold_widened_comparison): Do not allow
5429 sign-changes that change the result.
5431 2008-04-08 Janis Johnson <janis187@us.ibm.com>
5434 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
5435 kinds of indirect references.
5437 2008-04-08 David Edelsohn <edelsohn@gnu.org>
5439 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
5440 GNU Fortran language string.
5442 2008-04-08 Rafael Espindola <espindola@google.com>
5444 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
5445 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
5446 * tree.h (tree_call_nonnegative_warnv_p): New.
5448 2008-04-08 Jan Hubicka <jh@suse.cz>
5450 * function.c (free_after_compilation): Clear out regno_reg_rtx
5453 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
5456 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5458 PR middle-end/PR28690
5459 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
5460 same precedence as REG_POINTER and MEM_POINTER operands.
5462 2008-04-08 Richard Guenther <rguenther@suse.de>
5465 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
5466 for adding index to base.
5468 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
5470 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
5471 (MINGW_ENABLE_EXECUTE_STACK): New.
5472 (IN_LIBGCC2): For libgcc include windows.h file for
5473 function declarations.
5475 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
5477 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
5478 and tem2 if tem1 is not a REG or MULT.
5480 2008-04-08 Jan Hubicka <jh@suse.cz>
5482 * function.h (incomming_args): Break out of struct function.
5483 (function_subsections): Break out of struct function.
5484 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
5485 return_rtx and hard_reg_initial_vals from struct function.
5486 Kill inl_max_label_num.
5487 (current_function_pops_args, current_function_args_info,
5488 current_function_args_size, current_function_args_size,
5489 current_function_pretend_args_size,
5490 current_function_outgoing_args_size,
5491 current_function_internal_arg_pointer, current_function_return_rtx):
5492 Kill compatibility accestor macros.
5493 * builtins.c (expand_builtin_apply_args_1): Update.
5494 (expand_builtin_next_arg): Update.
5495 * df-scan.c (df_get_call_refs): Update.
5496 * dbxout.c (dbxout_function_end): Update.
5497 * dwarf2out.c (dwarf2out_switch_text_section): Update.
5498 (output_line_info): Update.
5499 (secname_for_decl): Update.
5500 (dwarf2out_var_location): Update.
5501 * function.c (free_after_compilation): Update.
5502 (assign_parm_find_stack_rtl): Update.
5503 (assign_parms): Update.
5504 (expand_dummy_function_end): Update.
5505 (expand_function_end): Update.
5506 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
5507 (expand_call): Update.
5508 (emit_library_call_value_1): Update.
5509 (store_one_arg): Update.
5510 * varasm.c (initialize_cold_section_name): Update.
5511 (unlikely_text_section): Update.
5512 (unlikely_text_section_p): Update.
5513 (assemble_start_function): Update.
5514 (assemble_end_function): Update.
5515 (default_section_type_flags): Update.
5516 (switch_to_section): Update.
5517 * integrate.c (set_decl_abstract_flags): Update.
5518 (get_hard_reg_initial_val): Update.
5519 (has_hard_reg_initial_val): Update.
5520 (allocate_initial_values): Update.
5521 * resource.c (init_resource_info): Update.
5522 * config/alpha/alpha.c (NUM_ARGS): Update.
5523 (direct_return): Update.
5524 (alpha_va_start): Update.
5525 (alpha_sa_size): Update.
5526 (alpha_initial_elimination_offset): Update.
5527 (alpha_expand_prologue): Update.
5528 (alpha_start_function): Update.
5529 (alpha_expand_epilogue): Update.
5530 (unicosmk_initial_elimination_offset):
5531 * config/alpha/alpha.md (call expander): Update.
5532 * config/s390/s390.c (s390_register_info): Update.
5533 (s390_register_info): Update.
5534 (s390_frame_info): Update.
5535 (s390_initial_elimination_offset): Update.
5536 (s390_build_builtin_va_list): Update.
5537 (s390_va_start): Update.
5538 * config/spu/spu.c (direct_return): Update.
5539 (spu_expand_prologue): Update.
5540 (spu_initial_elimination_offset): Update.
5541 (spu_build_builtin_va_list): Update.
5542 (spu_va_start): Update.
5543 * config/sparc/sparc.c (sparc_init_modes): Update.
5544 (sparc_compute_frame_size): Update.
5545 (function_value): Update.
5546 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
5547 * config/i386/i386.md (return expander): Update.
5548 * config/i386/i386.c (ix86_va_start): Update.
5549 (ix86_can_use_return_insn_p): Update.
5550 (ix86_compute_frame_layout): Update.
5551 (ix86_expand_epilogue): Update.
5552 * config/sh/sh.c (output_stack_adjust): Update.
5553 (calc_live_regs): Update.
5554 (sh_expand_prologue): Update.
5555 (sh_builtin_saveregs): Update.
5556 (sh_va_start): Update.
5557 (initial_elimination_offset): Update.
5558 (sh_allocate_initial_value): Update.
5559 (sh_function_ok_for_sibcall): Update.
5560 (sh_get_pr_initial_val): Update.
5561 * config/sh/sh.md (return expander): Update.
5562 * config/avr/avr.c (frame_pointer_required_p): UPdate.
5563 * config/crx/crx.c (crx_compute_frame): UPdate.
5564 (crx_initial_elimination_offset): UPdate.
5565 * config/xtensa/xtensa.c (compute_frame_size): Update
5566 (xtensa_builtin_saveregs): Update.
5567 (xtensa_va_start): Update.
5568 (order_regs_for_local_alloc): Update.
5569 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
5570 (xstormy16_expand_builtin_va_start): Update.
5571 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
5572 * config/m68hc11/m68hc11.md (return expanders): Update.
5573 * config/m68hc11/m68hc11.c (expand_prologue): Update.
5574 (expand_epilogue): Update.
5575 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
5576 (cris_simple_epilogue): Update.
5577 (cris_expand_prologue): Update.
5578 (cris_expand_epilogue): Update.
5579 * config/iq2000/iq2000.c (iq2000_va_start): Update.
5580 (compute_frame_size): Update.
5581 * config/mt/mt.c (mt_compute_frame_size): Update.
5582 * config/mn10300/mn10300.c (expand_prologue): Update.
5583 (expand_epilogue): Update.
5584 (initial_offset): Update.
5585 (mn10300_builtin_saveregs):
5586 * config/mn10300/mn10300.md (return expander): Update.
5587 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5588 (ia64_initial_elimination_offset): Update.
5589 (ia64_initial_elimination_offset): Update.
5590 (ia64_expand_prologue): Update.
5591 * config/m68k/m68k.md (return expander): Update.
5592 * config/rs6000/rs6000.c (rs6000_va_start): Update.
5593 (rs6000_stack_info): Update.
5594 * config/mcore/mcore.c (layout_mcore_frame): Update.
5595 (mcore_expand_prolog): Update.
5596 * config/arc/arc.c (arc_compute_frame_size): Update.
5597 * config/score/score3.c (score3_compute_frame_size): Update.
5598 * config/score/score7.c (score7_compute_frame_size): Update.
5599 * config/arm/arm.c (use_return_insn): Update.
5600 (thumb_find_work_register): Update.
5601 (arm_compute_save_reg_mask): Update.
5602 (arm_output_function_prologue): Update.
5603 (arm_output_epilogue): Update.
5604 (arm_size_return_regs): Update.
5605 (arm_get_frame_offsets): Update.
5606 (arm_expand_prologue): Update.
5607 (thumb_exit): Update.
5608 (thumb_unexpanded_epilogue): Update.
5609 (thumb1_output_function_prologue): Update.
5610 * config/pa/pa.md (return expander): Update.
5611 * config/pa/pa.c (compute_frame_size): Update.
5612 (hppa_builtin_saveregs): Update.
5613 * config/mips/mips.c (mips_va_start): Update.
5614 (mips16_build_function_stub): Update.
5615 (mips_compute_frame_info): Update.
5616 (mips_restore_gp): Update.
5617 (mips_output_function_prologue): Update.
5618 (mips_expand_prologue): Update.
5619 * config/v850/v850.c (compute_frame_size): Update.
5620 (expand_prologue): * config/mmix/mmix.c (along): update.
5621 (mmix_initial_elimination_offset): update.
5622 (mmix_reorg): update.
5623 (mmix_use_simple_return): update.
5624 (mmix_expand_prologue): update.
5625 (mmix_expand_epilogue): Update.
5626 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
5627 (emit_link_insn): Update.
5629 2008-04-08 Anatoly Sokolov <aesok@post.ru>
5631 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
5632 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
5634 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
5637 2008-04-07 Jan Hubicka <jh@suse.cz>
5639 * function.h (rtl): Rename to x_rtl.
5641 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5642 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5643 used_temp_slots avail_temp_slots, temp_slot_level,
5644 nonlocal_goto_handler_labels): Update accesstors.
5645 (rtl): New global variable.
5646 (struct function): Move some fileds to rtl_data.
5647 (get_arg_pointer_save_area): Update prototype.
5648 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5649 get_arg_pointer_save_area.
5650 * expr.c (init_expr): Update
5651 * function.c (get_frame_size): Update
5652 (assign_stack_local): Update
5653 (expand_function_end): Update.
5654 (get_art_pointer_save_area): Update
5656 * emit-rtl.c (rtl): Declare.
5657 (regno_reg_rtx): Declare.
5658 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5660 (gen_reg_rtx): Update.
5661 * varasm.c (n_deferred_constatns): Update accestor.
5662 (init_varasm_status): Do not allocate varasm_status.
5663 (force_const_mem, get_pool_size, output_constant_pool): Update.
5664 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5665 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5666 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
5667 * sparc/sparc.h (INIT_EXPANDERS): Update.
5668 * ia64/ia64.h (INIT_EXPANDERS): Update.
5670 2008-04-07 James E. Wilson <wilson@tuliptree.org>
5672 * reload.c (push_secondary_reload): Add missing break to for loop.
5674 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5676 PR middle-end/PR28690
5677 * rtlanal.c: Update copyright years.
5678 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
5679 as REG_POINTER and MEM_POINTER operands.
5680 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
5681 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
5682 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
5683 * gcse.c: Update copyright years.
5684 (pre_delete): Call gen_reg_rtx_and_attrs.
5685 (hoist_code): Likewise.
5686 (build_store_vectors): Likewise.
5687 (delete_store): Likewise.
5688 * loop-invariant.c (move_invariant_reg): Likewise.
5689 Update copyright years.
5691 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
5693 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
5694 control string instead of quoted.
5696 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5698 * doc/rtl.texi: Rewrite of subreg section.
5700 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
5703 * config/i386/i386.c (legitimize_pic_address): Add treating
5704 of dllimport SYM_REF's.
5705 (legitimize_dllimport_symbol): Add prototype.
5707 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5709 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
5710 reference in constructor with non self-referential type.
5712 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5714 Removal of Return with Depressed Stack Pointer support
5715 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
5716 (ECF_SP_DEPRESSED): Likewise.
5717 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
5718 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
5719 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5720 (expand_call): Do not test ECF_SP_DEPRESSED.
5721 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5722 * function.c (keep_stack_depressed): Delete.
5723 (handle_epilogue_set): Likewise.
5724 (update_epilogue_consts): Likewise.
5725 (emit_equiv_load): Likewise.
5726 (thread_prologue_and_epilogue_insns): Remove support for Return with
5727 Depressed Stack Pointer.
5728 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5730 2008-04-06 Richard Guenther <rguenther@suse.de>
5732 PR tree-optimization/35400
5733 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
5734 information from SSA_NAMEs.
5736 2008-04-06 Anatoly Sokolov <aesok@post.ru>
5738 * config/avr/avr.h (avr_mega_p): Remove declaration.
5739 (AVR_MEGA): Remove macro.
5740 * config/avr/avr.c (avr_mega_p): Remove variable.
5741 (avr_override_options): Remove inicializion of avr_mega_p.
5742 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5743 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5744 (avr_jump_mode): (Ditto.).
5745 (avr_output_progmem_section_asm_op): (Ditto.).
5746 (avr_asm_init_sections): (Ditto.).
5747 (avr_asm_init_sections): (Ditto.).
5748 (avr_rtx_costs): (Ditto.).
5749 * config/avr/avr.md: (Ditto.).
5750 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
5753 2008-04-06 Richard Guenther <rguenther@suse.de>
5755 PR tree-optimization/35842
5756 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
5757 is_gimple_invariant_address.
5759 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5761 * gcc.c (default_compilers): Sync Fortran extensions list with
5762 that in fortran/lang-specs.h.
5763 * doc/invoke.texi: Likewise.
5764 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
5765 * dwarf2out.c (gen_compile_unit_die): Likewise.
5767 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
5769 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
5771 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
5774 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
5775 attribute is used for nested functions.
5777 2008-04-05 Jan Hubicka <jh@suse.cz>
5779 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
5781 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
5783 (dump_files): Update.
5784 (enable_rtl_dump_file): Do not accept letter argument.
5785 * tree-pass.h (dump_file_info): Remove letter argument.
5786 * toplev.c (decode_d_option): Update -da handling.
5787 * toplev.h (enable_rtl_dump_file): Update prototype.
5788 * passes.c (register_one_dump_file): Do not accept IPA argument; work
5789 it out based on pass type.
5790 (register_dump_files_1): Likewise.
5791 (init_optimization_passes): Update register_one_dump_file calls.
5792 (execute_one_pass): Sanity check that IPA passes are called at IPA
5793 level and RTL passes at RTL level.
5794 (execute_pass_list): IPA pass can not be after or subpass of
5796 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
5797 disallov RTL subpasses of IPA subpasses.
5799 2008-04-05 Ben Elliston <bje@au.ibm.com>
5801 * tree-cfg.c (need_fake_edge_p): Return false for calls to
5802 builtins that return exactly once and do not throw. Cache call to
5805 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
5807 PR rtl-optimization/34916
5809 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
5810 between instruction pairs.
5812 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
5814 * doc/invoke.texi: Document -mbitops for SH.
5815 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
5816 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
5817 * config/sh/sh.c (print_operand): Add %t operand code.
5818 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
5819 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
5820 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
5821 (extendqihi2): Likewise.
5822 (movqi_i): Likewise.
5823 (insv): Use bset, bclr and bst instructions for SH2A if possible.
5824 (extv): Use bld instruction for SH2A if possible.
5826 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
5827 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
5828 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
5829 (bset.b, bclr.b): Define peepholes.
5830 * config/sh/sh.opt (mbitops): New option.
5832 2008-04-04 Janis Johnson <janis187@us.ibm.com>
5835 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
5836 and view convert expression.
5838 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5841 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5843 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
5845 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
5847 * config/i386/cpuid.h (bit_AES): New.
5848 (bit_PCLMUL): Likewise.
5850 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
5851 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
5852 SSE2 if AES or PCLMUL is enabled.
5853 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
5854 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5855 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
5856 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
5857 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
5858 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
5859 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5860 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
5861 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
5862 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
5863 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
5864 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
5865 __builtin_ia32_aeskeygenassist128 and
5866 __builtin_ia32_pclmulqdq128.
5867 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
5868 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
5869 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
5871 * config/i386/i386.h (TARGET_AES): New.
5872 (TARGET_PCLMUL): Likewise.
5873 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
5875 * config/i386/i386.md (UNSPEC_AESENC): New.
5876 (UNSPEC_AESENCLAST): Likewise.
5877 (UNSPEC_AESDEC): Likewise.
5878 (UNSPEC_AESDECLAST): Likewise.
5879 (UNSPEC_AESIMC): Likewise.
5880 (UNSPEC_AESKEYGENASSIST): Likewise.
5881 (UNSPEC_PCLMUL): Likewise.
5883 * config/i386/i386.opt (maes): New.
5884 (mpclmul): Likewise.
5886 * config/i386/sse.md (aesenc): New pattern.
5887 (aesenclast): Likewise.
5889 (aesdeclast): Likewise.
5891 (aeskeygenassist): Likewise.
5892 (pclmulqdq): Likewise.
5894 * config/i386/wmmintrin.h: New.
5896 * doc/extend.texi: Document AES and PCLMUL built-in function.
5898 * doc/invoke.texi: Document -maes and -mpclmul.
5900 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
5902 * function.c (free_after_parsing): Replace with
5903 cxx_push_function_context from C++ front-end.
5904 (allocate_struct_function): Don't call langhook.
5905 * langhooks.h (struct lang_hooks_for_functions): Delete.
5906 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
5908 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
5909 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
5910 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
5911 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
5912 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
5913 remove LANG_HOOKS_FUNCTION_INITIALIZER.
5914 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
5916 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
5917 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
5919 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5922 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
5925 2008-04-04 Richard Guenther <rguenther@suse.de>
5928 * fold-const.c (optimize_minmax_comparison): Use the correct
5929 type for the constant in the simplified comparison.
5931 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
5933 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
5934 Pass L2 size as "--param l2-cache-size" to the compiler.
5935 (decode_l2_cache): New function to decode L2 cache parameters using
5936 0x8000006 extended cpuid function.
5937 (detect_caches_amd): Determine parameters of L2 cache using
5938 decode_l2_caches function.
5939 (decode_caches_intel): Decode L2 cache parameters.
5940 (detect_caches_intel): Determine L2 cache parameters using
5941 decode_caches_intel and decode_l2_caches functions.
5943 2008-04-03 Bob Wilson <bob.wilson@acm.org>
5945 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
5946 secondary input reload for subword loads from the constant pool.
5948 2008-04-03 Janis Johnson <janis187@us.ibm.com>
5951 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
5952 constants of the appropriate size for runtime calculations.
5955 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
5956 decimal-float literal constant zero.
5958 2008-04-03 Jakub Jelinek <jakub@redhat.com>
5961 * c-parser.c (c_parser_omp_atomic): Call
5962 default_function_array_conversion on the RHS.
5965 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
5966 call is_variable_sized if decl has incomplete type.
5968 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
5970 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
5972 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
5974 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
5976 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
5977 (sgt<u>): Merge sgt and sgtu into new expander.
5978 (sgt, sgtu): Remove expanders.
5979 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
5980 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
5981 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
5982 *sgtu_<mode>_mips16 into new pattern.
5983 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
5984 (sge<u>): Merge sge and sgeu into new expander.
5985 (sge, sgeu): Remove expanders.
5986 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
5988 (*sge_<mode>, second *sge_<mode>): Remove patterns.
5989 (slt<u>): Merge slt and sltu into new expander.
5990 (slt, sltu): Remove expanders.
5991 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
5992 (*slt_<mode>, *sltu_<mode>): Remove patterns.
5993 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
5994 *sltu_<mode>_mips16 into new pattern.
5995 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
5996 (sle<u>): Merge sle and sleu into new expander.
5997 (sle, sleu): Remove expanders.
5998 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
5999 (*sle_<mode>, *sleu_<mode>): Remove patterns.
6000 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
6001 *sleu_<mode>_mips16 into new pattern.
6002 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
6004 2008-04-03 Jan Hubicka <jh@suse.cz>
6006 PR tree-optimization/35795
6007 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
6008 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6009 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6010 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6011 * score/score3.c (score3_output_mi_thunk): Likewise.
6012 * score/score7.c (score7_output_mi_thunk): Likewise.
6013 * mips/mips.c (mips_output_mi_thunk): Likewise.
6015 2008-04-03 Richard Guenther <rguenther@suse.de>
6017 * tree-vrp.c (extract_range_from_unary_expr): Handle all
6018 conversions. Simplify code.
6020 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
6022 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
6024 2008-04-03 Tom Tromey <tromey@redhat.com>
6025 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6027 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6028 * config/bfin/t-bfin-linux (generated_files): Add
6029 linux-sysroot-suffix.h.
6030 * doc/install.texi (Prerequisites): Require make 3.80.
6031 * doc/sourcebuild.texi (Front End Directory): Document new
6033 * Makefile.in (generated_files): New variable.
6034 (ALL_HOST_OBJS): New variable.
6035 ($(ALL_HOST_OBJS)): New target.
6037 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6039 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
6040 (remap_block): Call id->transform_lang_insert_block instead
6042 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
6043 Set id.transform_lang_insert_block to NULL.
6044 (clone_body): Move to cp/optimize.c
6045 * tree-inline.h (struct copy_body_data): Change
6046 transform_lang_insert_block to function pointer.
6047 (copy_generic_body, copy_decl_no_change): Export.
6048 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
6049 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
6050 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
6052 * c-tree.h (insert_block): Kill.
6053 * c-decl.c (insert_block): Kill.
6055 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6057 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6058 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6059 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
6061 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
6062 argument, call {push,pop}_function_context from here.
6063 * c-parser.c: Use c_{push,pop}_function_context.
6065 * function.c (push_function_context_to): Move meat ...
6066 (push_function_context): ... here. Simplify.
6067 * function.c (pop_function_context_from): Move meat ...
6068 (pop_function_context): ... here. Simplify.
6069 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
6071 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6072 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6073 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
6074 * tree.h (push_function_context_to, pop_function_context_from): Remove.
6076 2008-04-03 Ben Elliston <bje@au.ibm.com>
6078 * expmed.c (extract_force_align_mem_bit_field): Remove.
6080 2008-04-03 Richard Guenther <rguenther@suse.de>
6083 * expr.h (try_casesi): Adjust prototype.
6084 * expr.c (try_casesi): Take fallback label as extra parameter.
6085 Use that for gen_casesi if default_label is NULL.
6086 * stmt.c (expand_case): Pass fallback label to try_casesi,
6087 make sure to fill gaps with a fallback label if default_label
6090 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
6093 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
6095 2008-04-03 Ben Elliston <bje@au.ibm.com>
6097 * expmed.c (extract_split_bit_field): Remove if (0) code.
6098 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
6099 (do_ds_constraint): Likewise.
6101 2008-04-02 Joseph Myers <joseph@codesourcery.com>
6103 * doc/cppopts.texi (-dU): Document.
6104 * c-common.h (flag_dump_macros): Update comment.
6105 * c-opts.c (handle_OPT_d): Handle -dU.
6106 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
6107 dump_queued_macros, cb_used_define, cb_used_undef): New.
6108 (init_pp_output): Handle -dU.
6109 (cb_line_change): Call dump_queued_macros.
6110 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
6112 2008-04-02 Anatoly Sokolov <aesok@post.ru>
6114 * config/avr/predicates.md (io_address_operand): New predicate.
6115 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
6116 * config/avr/avr.c (avr_io_address_p): Remove function.
6117 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
6118 'avr_io_address_p' function.
6119 (out_movhi_r_mr): (Ditto.).
6120 (out_movqi_mr_r): (Ditto.).
6121 (out_movhi_mr_r): (Ditto.).
6122 (avr_address_cost): (Ditto.).
6124 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
6126 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
6127 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
6128 in 32bit mode when XMM registers are available to avoid store
6130 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
6131 corresponding post-reload splitters.
6133 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6135 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
6136 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
6137 __builtin_ia32_roundss.
6138 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
6139 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
6140 __builtin_ia32_roundss.
6141 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
6142 IX86_BUILTIN_SHUFPD here.
6144 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6146 * config/i386/i386.md (plogic): New.
6147 (plogicprefix): Likewise.
6149 * config/i386/mmx.md (mmx_<code><mode>3): New.
6150 (mmx_and<mode>3): Removed.
6151 (mmx_ior<mode>3): Likewise.
6152 (mmx_xor<mode>3): Likewise.
6154 * config/i386/sse.md (<code><mode>3): New.
6155 (*<code><mode>3): Likewise.
6156 (*<code><mode>3): Likewise.
6157 (<code><mode>3): Likewise.
6158 (*sse_<code><mode>3): Likewise.
6159 (*sse2_<code><mode>3): Likewise.
6160 (<code>tf3): Likewise.
6161 (*<code>tf3): Likewise.
6162 (and<mode>3): Likewise.
6163 (*and<mode>3): Likewise.
6164 (ior<mode>3): Removed.
6165 (*ior<mode>3): Likewise.
6166 (xor<mode>3): Likewise.
6167 (*xor<mode>3): Likewise.
6168 (*and<mode>3): Likewise.
6169 (*ior<mode>3): Likewise.
6170 (*xor<mode>3): Likewise.
6171 (and<mode>3): Likewise.
6172 (*sse_and<mode>3): Likewise.
6173 (*sse2_and<mode>3): Likewise.
6175 (*andtf3): Likewise.
6176 (ior<mode>3): Likewise.
6177 (*sse_ior<mode>3): Likewise.
6178 (*sse2_ior<mode>3): Likewise.
6180 (*iortf3): Likewise.
6181 (xor<mode>3): Likewise.
6182 (*sse_xor<mode>3): Likewise.
6183 (*sse2_xor<mode>3): Likewise.
6185 (*xortf3): Likewise.
6187 2008-04-02 Richard Guenther <rguenther@suse.de>
6189 PR tree-optimization/14495
6190 PR tree-optimization/34793
6191 * tree-vrp.c (struct switch_update): New structure.
6192 (to_remove_edges, to_update_switch_stmts): New VECs.
6193 (simplify_switch_using_ranges): New function. Remove not taken
6194 case labels and edges.
6195 (simplify_stmt_using_ranges): Call it.
6196 (identify_jump_threads): Mark edges we have queued for removal
6197 so we don't thread them.
6198 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
6200 * tree-cfg.c (group_case_labels): Deal with missing default label.
6201 (tree_verify_flow_info): Allow missing default label.
6202 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
6203 (emit_case_nodes): Likewise.
6204 (expand_case): Do not rely on the default label to be present.
6205 * expr.c (try_casesi): Deal with NULL default_label.
6206 (do_tablejump): Likewise.
6208 2008-04-02 Richard Guenther <rguenther@suse.de>
6210 PR tree-optimization/14495
6211 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
6212 SWITCH_EXPR here ...
6213 (vrp_visit_switch_stmt): ... but here (new function).
6214 (find_case_label_index): New helper function.
6215 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
6217 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6219 * fwprop.c: Fix ISO-C99ism.
6221 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6224 * Makefile.in (objdir): Set it here.
6225 * configure.ac: Not here. Find dynamic linker characteristics.
6226 * exec-tool.in: Use them.
6227 * aclocal.m4: Regenerate.
6228 * configure: Regenerate.
6230 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6232 * expr.c (expand_var): Delete it.
6233 * expr.h (expand_var): Delete prototype.
6234 * function.c (expand_function_start): Use expand_decl instead.
6235 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
6238 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
6240 PR rtl-optimization/35542
6241 * fwprop.c (forward_propagate_and_simplify): Replace
6242 loc_reg_mentioned_in_p with reg_mentioned_p.
6244 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6246 PR rtl-optimization/35281
6247 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
6248 (propagate_rtx_1): Handle PR_HANDLE_MEM.
6249 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
6250 (varying_mem_p): Move above propagate_rtx.
6251 (all_uses_available_at): Do not check MEMs.
6253 2008-04-02 Rafael Espindola <espindola@google.com>
6255 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
6256 (register_edge_assert_for_2): Split the cond argument.
6257 (register_edge_assert_for_1): Adjust for the change in
6258 register_edge_assert_for_2.
6259 (register_edge_assert_for): Split the cond argument.
6260 (find_switch_asserts): Adjust for the change in
6261 register_edge_assert_for.
6263 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
6265 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
6266 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
6267 offsets for 64-bit mingw.
6268 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
6269 abi for x86_64-pc-mingw.
6271 2008-04-02 Richard Guenther <rguenther@suse.de>
6273 * tree-vrp.c (extract_range_from_assert): Make sure to not
6274 produce range min/max with TREE_OVERFOW set.
6275 If merging a anti-range and a range keep the anti-range if
6276 the range covers all values of the type.
6277 (register_edge_assert_for_2): Only allow sign-changing
6278 conversions in detecting canonical range checks. Also
6279 register an assert for the unsigned name if useful.
6281 PR tree-optimization/35787
6282 * tree-vrp.c (vrp_val_max): New function.
6283 (vrp_val_min): Likewise.
6284 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
6285 (vrp_val_is_min): Likewise.
6286 (supports_overflow_infinity): Use vrp_val_{min,max}.
6287 (negative_overflow_infinity): Likewise.
6288 (positive_overflow_infinity): Likewise.
6289 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
6290 (is_positive_overflow_infinity): Likewise.
6291 (is_overflow_infinity): Likewise.
6292 (avoid_overflow_infinity): Use vrp_val_{min,max} and
6293 vrp_val_is_{min,max}.
6294 (set_and_canonicalize_value_range): Canonicalize anti-ranges
6295 to ranges if possible. Avoid empty ranges.
6297 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6300 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
6301 the expression is a function address.
6303 2008-04-01 George Helffrich <george@gcc.gnu.org>
6305 PR fortran/35154, fortran/23057
6306 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
6307 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
6308 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
6309 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
6311 (dbxout_syms): Check for COMMON-based symbol and wrap in
6312 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
6313 in bracket for efficiency.
6315 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
6316 using DW_TAG_common_block + member offset.
6317 (add_pubname_string): New function.
6318 (dw_expand_expr): New function to find block name and offset for
6320 (common_check): New function to check whether symbol in Fortran COMMON.
6321 (gen_variable_die): If COMMON, use DW_TAG_common_block.
6323 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
6326 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
6328 2008-04-02 Ben Elliston <bje@au.ibm.com>
6330 * config/v850/v850.md (casesi): Remove if (0) code.
6331 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6332 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
6334 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
6336 * config/i386/i386.md (rex64suffix): New mode attribute.
6337 (floathi<mode>2): Disable expander for SSE math.
6338 (*floathi<mode>2_1): New insn insn_and_split pattern.
6339 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
6340 corresponding post-reload splitters.
6341 (*floathi<mode>2_i387): New macroized insn pattern.
6342 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
6343 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
6344 insn_and_split pattern.
6345 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
6346 New macroized instruction patterns and corresponding post-reload
6348 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
6349 and corresponding post-reload splitters.
6350 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
6351 New macroized instruction patterns.
6352 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
6353 macroized instruction patterns and corresponding post-reload splitters.
6354 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
6355 corresponding post-reload splitters.
6356 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
6357 New macroized instruction patterns.
6358 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
6359 corresponding post-reload splitters.
6360 (*floatsi<mode>2_i387): New macroized instruction patterns.
6362 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
6364 * config/i386/i386.md (smaxmin): New.
6365 (umaxmin): Likewise.
6366 (maxminiprefix): Likewise.
6367 (maxminfprefix): Likewise.
6368 (<code><mode>3): Likewise.
6369 (smin<mode>3): Removed.
6370 (smax<mode>3): Likewise.
6372 * config/i386/mmx.md (mmx_<code>v2sf3): New.
6373 (mmx_<code>v4hi3): Likewise.
6374 (mmx_<code>v8qi3): Likewise.
6375 (mmx_smaxv2sf3): Removed.
6376 (mmx_sminv2sf3): Likewise.
6377 (mmx_umaxv8qi3): Likewise.
6378 (mmx_smaxv4hi3): Likewise.
6379 (mmx_uminv8qi3): Likewise.
6380 (mmx_sminv4hi3): Likewise.
6382 * config/i386/sse.md (<addsub><mode>3): New.
6383 (*<addsub><mode>3): Likewise.
6384 (<sse>_vm<addsub><mode>3): Likewise.
6385 (<maxmin><mode>3): Likewise.
6386 (*<maxmin><mode>3_finite): Likewise.
6387 (*<maxmin><mode>3): Likewise.
6388 (<sse>_vm<maxmin><mode>3): Likewise.
6389 (sse3_h<addsub>v4sf3): Likewise.
6390 (sse3_h<addsub>v2df3): Likewise.
6391 (<maxmin>v16qi3): Likewise.
6392 (*<maxmin>v16qi3): Likewise.
6393 (<maxmin>v8hi3): Likewise.
6394 (*<maxmin>v8hi3): Likewise.
6395 (*sse4_1_<maxmin><mode>3): Likewise.
6396 (*sse4_1_<maxmin><mode>3): Likewise.
6397 (add<mode>3): Removed.
6398 (*add<mode>3): Likewise.
6399 (<sse>_vmadd<mode>3): Likewise.
6400 (sub<mode>3): Likewise.
6401 (*sub<mode>3): Likewise.
6402 (<sse>_vmsub<mode>3): Likewise.
6403 (smin<mode>3): Likewise.
6404 (*smin<mode>3_finite): Likewise.
6405 (*smin<mode>3): Likewise.
6406 (<sse>_vmsmin<mode>3): Likewise.
6407 (smax<mode>3): Likewise.
6408 (*smax<mode>3_finite): Likewise.
6409 (*smax<mode>3): Likewise.
6410 (<sse>_vmsmax<mode>3): Likewise.
6411 (sse3_haddv4sf3): Likewise.
6412 (sse3_haddv2df3): Likewise.
6413 (sse3_hsubv4sf3): Likewise.
6414 (sse3_hsubv2df3): Likewise.
6415 (umaxv16qi3): Likewise.
6416 (*umaxv16qi3): Likewise.
6417 (smaxv8hi3): Likewise.
6418 (*smaxv8hi3): Likewise.
6419 (*sse4_1_smax<mode>3): Likewise.
6420 (*sse4_1_umax<mode>3): Likewise.
6421 (uminv16qi3): Likewise.
6422 (*uminv16qi3): Likewise.
6423 (sminv8hi3): Likewise.
6424 (*sminv8hi3): Likewise.
6425 (*sse4_1_smin<mode>3): Likewise.
6426 (*sse4_1_umin<mode>3): Likewise.
6428 2008-04-01 Rafael Espindola <espindola@google.com>
6430 * tree-cfg.c (verify_expr): remove in_phi.
6431 (verify_stmt): Don't call walk_tree with verify_expr. Use
6432 is_gimple_min_invariant instead of is_gimple_val.
6434 2008-04-01 Joseph Myers <joseph@codesourcery.com>
6436 * doc/include/gpl_v3.texi: Update for manpage generation.
6437 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
6439 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
6440 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
6441 gpl_v3.texi instead of gpl.texi.
6444 2008-04-01 Jakub Jelinek <jakub@redhat.com>
6447 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
6449 2008-04-01 Rafael Espindola <espindola@google.com>
6451 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
6452 (extract_code_and_val_from_cond): Use
6453 extract_code_and_val_from_cond_with_ops.
6455 2008-04-01 Jan Hubicka <jh@suse.cz>
6457 * function.c (free_after_compilation): Free epilogue_delay_list.
6458 (prepare_function_start): Assert that previous compilation was freed.
6460 2008-04-01 Jan Hubicka <jh@suse.cz>
6461 Jim Wilson <wilson@tuliptree.org>
6462 Andreas Tobler <andreast@gcc.gnu.org>
6465 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
6466 rtl.emit instead cfun->emit.
6467 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
6468 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
6470 2008-04-01 Ben Elliston <bje@au.ibm.com>
6472 * doc/c-tree.texi (Function Basics): Fix grammatical error.
6474 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
6476 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
6478 (fprofile-use): Add var flag_profile_use
6479 * coverage.c (coverage_begin_output): Do not open a gcno file for
6480 output only if -ftest-coverage is set.
6481 Do not add getpwd() to gcda file path.
6482 (build_gcov_info): Check the new flag
6483 flag_profile_datafile_relative_path.
6484 (coverage_init): Use profile_data_prefix.
6485 Read profile counter only if flag_profile_use is set.
6486 * opts.c (common_handle_option): New option fprofile-use=,
6487 fprofile-dir=, fprofile-generate=.
6488 * toplev.c (profile_data_prefix): New variable definition.
6489 * toplev.h (profile_data_prefix): New declaration.
6490 * doc/invoke.tex (Option Summary, Optimization Options):
6493 2008-03-31 James E. Wilson <wilson@tuliptree.org>
6495 * varasm.c (output_constant_pool_1): In LABEL_REF check,
6496 use tmp consistently.
6499 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
6500 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6501 UNSPEC_FR_RECIP_APPROX_RES.
6502 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
6504 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
6507 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
6509 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6512 * fold-const.c (fold_indirect_ref_1): Support accessing non first
6513 element of the vector via a pointer.
6515 2008-03-31 Ian Lance Taylor <iant@google.com>
6517 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
6519 2008-03-31 Jan Hubicka <jh@suse.cz>
6521 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6522 get_arg_pointer_save_area.
6523 * expr.c (init_expr): Just clear out rtl.expr.
6524 * function.c (free_after_compilation): Clear out whole RTL structure.
6525 (get_func_frame_size): Merge into ...
6526 (get_frame_size): ... this one.
6527 (assign_stack_local_1): Merge into ...
6528 (assign_stack_local): ... this one.
6529 (expand_function_end): Update call of get_arg_pointer_save_area.
6530 (get_art_pointer_save_area): Remove cfun argument.
6531 * function.h (emit_status): regno_pointer_align does not need length
6532 attribute. Move x_regno_reg_rtx to ...
6533 (regno_reg_rtx): ... new global array.
6534 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
6535 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
6536 apply_args_value, forced_labels, stack_pointer_delta):
6538 (struct varasm_status): Move here from varasm.c
6539 (struct rtl_data): New. Move here some fields from struct function.
6540 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6541 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6542 used_temp_slots avail_temp_slots, temp_slot_level,
6543 nonlocal_goto_handler_labels): Update accesstors.
6544 (rtl): New global variable.
6545 (struct function): Move some fileds to rtl_data.
6546 (get_arg_pointer_save_area): Update prototype.
6547 * emit-rtl.c (rtl): Declare.
6548 (regno_reg_rtx): Declare.
6549 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6551 (gen_reg_rtx): Update.
6552 (init_virtual_regs): Do not tate emit_status argument.
6553 (init_emit): Do not allocate emit.
6554 * varasm.c (varasm_statuc): Move to function.h.
6555 (n_deferred_constatns): Update accestor.
6556 (init_varasm_status): Do not allocate varasm_status.
6557 (force_const_mem, get_pool_size, output_constant_pool): Update.
6558 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6559 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6561 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
6563 PR rtl-optimization/35729
6564 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
6567 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
6570 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
6571 load/store if memory is unaligned.
6572 (*movti_rex64): Likewise.
6574 * config/i386/predicates.md (misaligned_operand): New.
6576 2008-03-31 Andrew Pinski <pinskia@gmail.com>
6579 * tree-ssa-phiopt.c (conditional_replacement): Return early for
6582 2008-03-31 Jan Beulich <jbeulich@novell.com>
6584 * config/ia64/constraints.md: Add 'j' constraint.
6585 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
6586 (movdi_internal): Likewise.
6588 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
6591 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
6593 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
6596 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
6597 proper error message for the third argument on blendpd and
6600 * config/i386/sse.md (blendbits): New.
6601 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
6603 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
6605 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
6607 2008-03-30 Richard Guenther <rguenther@suse.de>
6610 * fold-const.c (fold_sign_changed_comparison): Do leave
6611 conversions to base-types alone.
6613 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6615 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
6616 the link register if one altivec register is be saved.
6618 2008-03-30 Ben Elliston <bje@au.ibm.com>
6620 * final.c (final_scan_insn): Remove if (0) code.
6622 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
6624 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
6626 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
6628 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
6629 of V4SFmode to ix86_binary_operator_ok.
6631 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
6633 * config/i386/i386.c (override_options): Initialize
6634 ix86_veclib_handler to ix86_veclibabi_svml when
6635 -mveclibabi=svml is used.
6636 (ix86_veclibabi_svml): New function for SVML ABI style
6637 vectorization support.
6638 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
6640 2008-03-28 Rafael Espindola <espindola@google.com>
6642 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
6643 (tree_binary_nonnegative_warnv_p): Make it public.
6644 (tree_single_nonnegative_warnv_p): Make it public.
6645 (tree_invalid_nonnegative_warnv_p): Make it public.
6646 (tree_unary_nonzero_warnv_p): Make it public.
6647 (tree_binary_nonzero_warnv_p): Make it public
6648 (tree_single_nonzero_warnv_p): Make it public.
6649 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
6650 (extract_range_from_binary_expr): Split the expr argument.
6651 (extract_range_from_unary_expr): Split the expr argument.
6652 (extract_range_from_comparison): Split the expr argument.
6653 (extract_range_from_expr): Use the new aux functions.
6654 (vrp_evaluate_conditional_warnv): Use
6655 vrp_evaluate_conditional_warnv_with_ops.
6656 * tree.h (tree_unary_nonzero_warnv_p): Declare.
6657 (tree_binary_nonzero_warnv_p): Declare.
6658 (tree_single_nonzero_warnv_p): Declare.
6659 (tree_expr_nonzero_warnv_p): Declare.
6660 (tree_unary_nonnegative_warnv_p): Declare.
6661 (tree_binary_nonnegative_warnv_p): Declare.
6662 (tree_single_nonnegative_warnv_p): Declare.
6663 (tree_invalid_nonnegative_warnv_p): Declare.
6665 2008-03-28 Richard Guenther <rguenther@suse.de>
6667 PR tree-optimization/30317
6668 PR tree-optimization/30911
6669 PR tree-optimization/34793
6670 * tree-vrp.c (set_and_canonicalize_value_range): New function.
6671 (struct assert_locus_d): New member EXPR.
6672 (register_new_assert_for): Add EXPR parameter to support
6673 ASSERT_EXPR <name, expr OP limit>.
6674 (register_edge_assert_for_1): Adjust callers.
6675 (find_assert_locations): Likewise.
6676 (process_assert_insertions_for): Build condition from expression.
6677 (extract_range_from_assert): Handle ASSERT_EXPRs
6678 of the form ASSERT_EXPR <name, expr OP limit>.
6679 (register_edge_assert_for_2): New helper registering
6680 asserts for comparisons. Recognize range tests of the form
6681 (unsigned)i - CST1 OP CST2.
6682 (register_edge_assert_for_1): Use it.
6683 (register_edge_assert_for): Likewise.
6684 (needs_overflow_infinity): Integer sub-types
6685 do not need overflow infinities.
6686 (vrp_val_is_max): The extreme values of integer sub-types
6687 are those of the base type.
6688 (vrp_val_is_min): Likewise.
6689 * tree.def (ASSERT_EXPR): Document extra allowed conditional
6692 2008-03-28 Nick Clifton <nickc@redhat.com>
6695 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6696 Return GENERAL_REGS for stack adjustment reloads.
6698 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6701 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
6702 const_vector when all the vectors are constant.
6704 2008-03-27 Bob Wilson <bob.wilson@acm.org>
6706 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
6708 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
6709 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
6711 (s<code>_sf): Use new scc_sf attribute for opcode names.
6713 2008-03-27 Tom Tromey <tromey@redhat.com>
6715 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
6716 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
6717 config/spu/t-spu-elf, config/i386/t-interix,
6718 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
6719 config/i386/x-darwin, config/i386/x-mingw32,
6720 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
6721 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
6722 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
6723 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
6724 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
6725 config/rs6000/x-darwin, config/rs6000/t-rs6000,
6726 config/score/t-score-elf, config/arm/t-strongarm-pe,
6727 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
6728 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
6729 Revert automatic dependency patch.
6731 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
6734 * config/i386/i386.c (ix86_function_arg_boundary): Align
6735 decimal floating point to its natural boundary.
6737 2008-03-27 Richard Guenther <rguenther@suse.de>
6740 * fold-const.c (fold_comparison): Restrict distinct decl
6741 comparison folding to VAR_DECLs and PARM_DECLs. Do not
6742 solely rely on operand_equal_p.
6744 2008-03-27 Richard Guenther <rguenther@suse.de>
6747 * c-common.c (handle_weak_attribute): Reject combination of
6750 2008-03-27 Richard Guenther <rguenther@suse.de>
6752 PR tree-optimization/32810
6753 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
6754 conversions from DECL_INITIAL.
6755 (fold_const_aggregate_ref): Likewise from constructor elements.
6757 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
6759 * tree-affine.h (aff_combination_expand): Declare.
6760 (get_inner_reference_aff): Likewise.
6761 * tree-affine.c (aff_combination_expand): Split out from
6762 tree_to_aff_combination_expand.
6763 (get_inner_reference_aff): New function.
6764 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
6765 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
6766 (struct lim_aux_data): sm_done field removed.
6767 (mem_ref_loc_p, mem_ref_locs_p): New types.
6768 (struct mem_ref): Added id, stored, accesses_in_loop,
6769 indep_loop, dep_loop, indep_ref, dep_ref fields.
6770 Removed is_stored, locs and next fields.
6771 (memory_accesses): New variable.
6772 (movement_possibility): Do not allow moving statements
6773 that store to memory.
6774 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
6776 (determine_max_movement): For statements with memory references,
6777 find the outermost loop in that the reference is independent.
6778 (move_computations_stmt): Mark the virtual operands for renaming.
6779 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
6780 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
6781 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
6782 add_vop_ref_mapping, create_vop_ref_mapping_loop,
6783 create_vop_ref_mapping, analyze_memory_references,
6784 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
6785 get_all_locs_in_loop, ref_always_accessed_p,
6786 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
6787 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
6788 store_motion_loop, store_motion): New functions.
6789 (struct vop_to_refs_elt): New type.
6790 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
6791 memref_hash, memref_eq, hoist_memory_references): Rewritten.
6792 (schedule_sm): Replaced by...
6793 (execute_sm): ... this.
6794 (determine_lsm_ref, hoist_memory_references,
6795 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
6796 find_more_ref_vops, free_mem_ref, free_mem_refs,
6797 determine_lsm_loop, determine_lsm): Removed.
6798 (tree_ssa_lim_finalize): Free data structures used by store motion.
6799 (tree_ssa_lim): Call analyze_memory_references. Use
6800 store_motion instead of determine_lsm.
6802 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6804 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
6805 rename tmake_file to m68hc11/t-m68hc11.
6806 (mcore): Set inhibit_libc to true.
6807 * config.host (alpha*-dec-*vms*): Set extra_programs.
6808 (interix3*): Don't use host_xmake_file.
6809 * configure.ac: Let config.gcc override inhibit_libc.
6810 * configure: Regenerate.
6812 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
6813 * config/t-openbsd-thread: Remove commented out lines.
6815 * config/x-interix: Remove.
6817 * config/m68hc11/t-m68hc11-gas: Rename to...
6818 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
6820 * config/mcore/t-mcore: Remove T_CFLAGS.
6821 * config/mcore/t-mcore-pe: Likewise.
6823 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6825 * configure.ac: Replace custom __GNU_SOURCE test with
6826 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
6827 * aclocal.m4: Regenerate.
6828 * configure: Regenerate.
6829 * config.in: Regenerate.
6831 2008-03-27 Richard Guenther <rguenther@suse.de>
6833 * fold-const.c (target.h): Include.
6834 (fold_comparison): Fold comparison of addresses of decls
6835 that bind locally or of constants. Consolidate address folding code.
6836 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
6837 results from fold_binary_to_constant.
6838 (compare_values_warnv): Likewise.
6840 2008-03-27 Andrew Pinski <pinskia@gmail.com>
6843 * fold-const.c (fold_truthop): Check for integeral types when folding
6844 a == 0 && b == 0 and a != 0 || b != 0 .
6846 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
6848 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
6850 2008-03-26 Andreas Schwab <schwab@suse.de>
6852 * doc/invoke.texi: Fix use of @item vs. @itemx.
6854 2008-03-26 Tom Tromey <tromey@redhat.com>
6856 * Makefile.in (build/gensupport.o, build/print-rtl.o,
6857 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
6858 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
6859 build/gencodes.o, build/genconditions.o, build/genconfig.o,
6860 build/genconstants.o, build/genemit.o, build/genextract.o,
6861 build/genflags.o, build/genmddeps.o, build/genopinit.o,
6862 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
6865 2008-03-26 Richard Guenther <rguenther@suse.de>
6868 2008-03-26 Richard Guenther <rguenther@suse.de>
6870 * fold-const.c (target.h): Include.
6871 (fold_comparison): Fold comparison of addresses of two decls
6872 that bind locally. Consolidate address folding code.
6874 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6876 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
6877 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
6878 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
6879 dconstsqrt2, dconstthird, dconste and/or dconst10.
6880 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
6881 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
6882 dconstsqrt2, dconste): Delete.
6883 (init_emit_once): Likewise. Simplify initializing dconstm1.
6885 * real.c (get_real_const): New.
6886 * real.h (dconst3, dconst10, dconstm2, dconstthird,
6887 dconstsqrt2, dconste): Delete.
6888 (real_value_const, get_real_const): New.
6890 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
6892 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
6894 * config/i386/i386.c (ix86_function_arg_boundary): Check
6895 BIGGEST_ALIGNMENT instead of 128.
6896 (setup_incoming_varargs_64): Likewise.
6898 2008-03-26 Tom Tromey <tromey@redhat.com>
6900 * Makefile.in (DEPFILES): Add missing '/'.
6902 2008-03-26 Richard Guenther <rguenther@suse.de>
6904 * fold-const.c (target.h): Include.
6905 (fold_comparison): Fold comparison of addresses of two decls
6906 that bind locally. Consolidate address folding code.
6908 2008-03-26 Nick Clifton <nickc@redhat.com>
6911 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
6912 not allow INT+INT as a legitimate addressing mode.
6914 2008-03-26 Richard Guenther <rguenther@suse.de>
6916 * tree-flow.h (widen_bitfield): Remove declaration.
6917 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
6918 (widen_bitfield): Remove function.
6919 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
6922 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6925 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
6928 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
6930 PR rtl-optimization/35232
6931 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
6932 (forget_old_reloads_1, forget_marked_reloads): Don't clear
6933 reg_reloaded_call_part_clobbered here.
6934 (reload_regs_reach_end_p): New function.
6935 (reload_reg_rtx_for_input): New variable.
6936 (reload_reg_rtx_for_output): Likewise.
6937 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
6938 when reassigning a pseudo register. Load reloadreg from
6939 reload_reg_rtx_for_input, moving the mode and register
6941 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
6942 instead of the original when deciding whether an input reload
6943 would be a no-op or whether an output reload can be deleted.
6944 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
6945 when setting up new_spill_reg_store. Load it from
6946 reload_reg_rtx_for_output, moving the mode and register
6948 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
6949 instead of the original when deciding whether an output reload
6950 would be a no-op. Do the same when modifying insn notes.
6951 Use rtx_equal_p instead of == to compare the registers.
6952 (inherit_piecemeal_p): Take a mode and two register numbers
6954 (emit_reload_insns): Clear new_spill_reg_store for every hard
6955 register in the reload register. Remove spill registers
6956 from reg_reloaded_valid before considering whether to record
6957 inheritance information for them. Use reload_reg_rtx_for_output
6958 instead of reg_rtx when recording output reloads. Use
6959 reload_reg_rtx_for_input instead of reg_rtx when recording
6960 input reloads. Set or clear reg_reloaded_call_part_clobbered
6961 at the same time as setting reg_reloaded_valid.
6962 (delete_output_reload): Add a new_reload_reg parameter and use it
6963 instead of rld[j].reg_rtx.
6964 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
6967 2008-03-25 Tom Tromey <tromey@redhat.com>
6969 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
6970 (build/genattr.o): Likewise.
6971 (build/genattrtab.o): Likewise.
6972 (build/gencodes.o): Likewise.
6973 (build/genconfig.o): Likewise.
6974 (build/genconstants.o): Likewise.
6975 (build/genemit.o): Likewise.
6976 (build/genextract.o): Likewise.
6977 (build/genflags.o): Likewise.
6979 2008-03-25 Bob Wilson <bob.wilson@acm.org>
6981 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
6982 instead of size_int for integer types.
6983 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
6984 to match type of MINUS_EXPR.
6986 2008-03-25 Tom Tromey <tromey@redhat.com>
6988 * configure: Rebuilt.
6989 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
6992 2008-03-25 Tom Tromey <tromey@redhat.com>
6994 * config/x-solaris (host-solaris.o): Update.
6995 * config/x-linux (host-linux.o): Update.
6996 * config/x-hpux (host-hpux.o): Update.
6997 * config/x-darwin (host-darwin.o): Update.
6998 * config/v850/t-v850e (v850-c.o): Update.
6999 * config/v850/t-v850 (v850-c.o): Update.
7000 * config/t-vxworks (vxworks.o): Update.
7001 * config/t-sol2 (sol2-c.o, sol2.o): Update.
7002 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
7003 * config/spu/t-spu-elf (spu-c.o): Update.
7005 * config/sh/t-symbian (sh-c.o): Update.
7006 (symbian.o): Update.
7007 * config/sh/t-sh (sh-c.o): Update.
7008 * config/score/t-score-elf (score7.o, score3.o): Update.
7009 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
7010 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
7011 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
7012 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
7014 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7015 * config/m32c/t-m32c (m32c-pragma.o): Update.
7016 * config/ia64/t-ia64 (ia64-c.o): Update.
7017 * config/i386/x-mingw32 (host-mingw32.o): Update.
7018 * config/i386/x-i386 (driver-i386.o): Update.
7019 * config/i386/x-darwin (host-i386-darwin.o): Update.
7020 * config/i386/x-cygwin (host-cygwin.o): Update.
7021 * config/i386/t-nwld (nwld.o): Update.
7022 * config/i386/t-netware (netware.o): Update.
7023 * config/i386/t-interix (winnt.o): Update.
7024 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
7025 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
7026 msformat-c.o): Update.
7027 * config/bfin/t-bfin-linux (generated_files): Add
7028 linux-sysroot-suffix.h.
7029 * config/arm/t-wince-pe (pe.o): Update.
7030 * config/arm/t-strongarm-pe (pe.o): Update.
7031 * config/arm/t-pe (pe.o): Update.
7032 * config/arm/t-arm (arm-c.o): Update.
7033 * doc/install.texi (Prerequisites): Require make 3.80.
7034 * Makefile.in: Remove .o targets.
7035 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
7036 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
7037 (simple_generated_h, simple_generated_c): Move earlier.
7038 (generated_files): New variable.
7039 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
7040 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
7041 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
7042 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
7043 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
7044 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
7045 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
7046 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
7047 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
7048 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
7049 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
7050 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
7052 (COMPILE.base, COMPILE): New variables.
7053 (%.o): New pattern rule.
7054 (ALL_HOST_OBJS): New variable.
7055 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
7056 (dummy-checksum.o, cc1-checksum.o): Remove.
7057 (DRIVER_SHLIB): New variable.
7058 (DRIVER_DEFINES): Use it.
7059 (gencondmd.c): Move out of build/.
7060 (s-conditions): Update.
7061 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
7062 (ALL_BUILD_OBJS): Likewise.
7063 (build/%.o): Use BUILDCOMPILE.
7064 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
7065 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
7066 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
7067 build/gencheck.o, build/gencodes.o, build/genconditions.o,
7068 build/genconfig.o, build/genconstants.o, build/genemit.o,
7069 build/genextract.o, build/genflags.o, build/genmddeps.o,
7070 build/genopinit.o, build/genoutput.o, build/genpeep.o,
7071 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
7072 build/gen-protos.o, build/scan.o, build/fix-header.o,
7073 build/scan-decls.o): Simplify.
7074 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
7075 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
7076 prefix.o, toplev.o): Reduce to variable setting.
7077 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
7078 ($(out_object_file), gcc-options.o): New targets.
7079 ($(ALL_HOST_OBJS)): New target. Include dependency files.
7080 * configure: Rebuilt.
7081 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
7082 * doc/sourcebuild.texi (Front End Directory): Document new variable.
7084 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
7086 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
7087 complain when we hit an error, return ERROR_MARK_NODE.
7089 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7091 * config/sh/constraints.md (Pso, Psz): New constraints.
7092 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
7093 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
7095 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7097 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
7098 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
7100 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7102 * config/sh/sh.md (prefetch): Add condition for SH2A target.
7103 (prefetch_sh2a): New.
7105 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7106 Naveen.H.S <naveen.hs@kpitcummins.com>
7108 * config/sh/constraints.md (I28): New constraint.
7109 * config/sh/sh.c (broken_move): Add support for movi20s.
7110 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
7112 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
7113 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7114 Naveen.H.S <naveen.hs@kpitcummins.com>
7116 * config/sh/sh.c (SH_ATTRIBUTES): Define.
7117 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7118 (print_operand): Handle resbank in %@ operand code.
7119 (sh_encode_section_info): New.
7120 (push_regs): Add conditions for resbank.
7121 (sh_expand_epilogue): Likewise.
7122 (sh_insert_attributes): Likewise.
7123 (sh_attribute_table): Likewise.
7124 (sh_handle_resbank_handler_attribute): New.
7125 (sh2a_handle_function_vector_handler_attribute): New.
7126 (sh2a_is_function_vector_call): New.
7127 (sh2a_get_function_vector_number): New.
7128 (sh2a_function_vector_p): New.
7129 (sh_cfun_resbank_handler_p): New.
7130 * config/sh/sh.md (calli): Emit jsr/n if possible.
7131 (calli_tbr_rel): New.
7132 (calli_pcrel): Emit jsr/n if possible.
7133 (return_i): Emit rts/n if possible.
7134 (call_valuei_tbr_rel): New.
7135 (call_valuei_pcrel): Add condition for SH2A target.
7136 (call_value): Likewise.
7137 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
7138 (sh2a_get_function_vector_number): Likewise.
7139 (sh2a_is_function_vector_call): Likewise.
7140 * doc/extend.texi: Document TBR relative addressing of SH2A.
7141 (resbank): Add description for SH2A.
7143 2008-03-24 Richard Guenther <rguenther@suse.de>
7146 * gimplify.c (gimplify_modify_expr): For frontend type-correct
7147 pointer assignments change conversions according to middle-end rules.
7148 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
7149 * configure.ac: Include type checking in yes.
7150 * configure: Regenerate.
7152 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7154 * diagnostic.c (diagnostic_count_diagnostic): Delete.
7155 (diagnostic_report_diagnostic): Update. Handle ICEs here.
7157 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
7159 * gthr-vxworks.h (UNUSED): Define.
7161 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
7163 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
7165 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
7167 * doc/extend.texi (Function Attributes): Add missing comma in the
7168 example of the "alloc_size" attribute.
7170 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
7173 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7175 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7178 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7181 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7182 of the underlying type of a MS bitfield layout to the natural
7183 alignment of the type.
7185 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7187 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7188 to their natural alignment to avoid store forwarding stalls.
7190 2008-03-22 Richard Guenther <rguenther@suse.de>
7192 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
7193 For PHI nodes verify the address is invariant.
7194 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
7195 (get_symbol_constant_value): Use is_gimple_min_invariant.
7196 (maybe_fold_stmt_indirect): Likewise.
7198 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
7200 PR rtl-optimization/33927
7201 * Makefile.in (dse.o): Depend on $(TM_P_H).
7202 * expr.h (extract_low_bits): Declare.
7203 * expmed.c (extract_low_bits): New function.
7204 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
7205 * dse.c: Include tm_p.h.
7206 (find_shift_sequence): Remove the read_reg argument and return the
7207 read value. Emit the instructions instead of returning them.
7208 Iterate on new_mode rather than calculating it each time.
7209 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
7210 source to NEW_MODE and extract_low_bits to convert the shifted
7212 (replace_read): Allow the load and store to have different mode
7213 classes. Use extract_low_bits when SHIFT == 0. Create the shift
7214 or extraction instructions before trying the replacement. Update
7215 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
7217 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7219 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7220 to their natural alignment to avoid store forwarding stalls.
7222 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7225 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
7226 encouraging but not allowing gprs for input;
7227 change the input constraint to !f#r.
7228 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
7230 change the output constraint to !f#r.
7232 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
7235 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
7236 corresponding post-reload splitters.
7237 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
7238 when x87 FP math is selected.
7239 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
7240 New function prototype.
7241 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
7242 unreachable function to ease macroization of insn patterns.
7244 2008-03-21 Martin Jambor <mjambor@suse.cz>
7246 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
7247 reference dumps if ddr is NULL or dependence is unknown.
7249 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7251 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
7252 unsigned extension into account.
7253 (ATOMIC_COMPARE_AND_SWAP): Likewise.
7254 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
7255 Do computations on a scratch register.
7257 2008-03-21 Richard Guenther <rguenther@suse.de>
7259 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7260 Use is_gimple_min_invariant instead of TREE_INVARIANT.
7261 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
7262 * tree-ssa-dom.c (record_equality): Likewise.
7263 * tree-inline.c (copy_body_r): Likewise.
7264 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
7267 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7269 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
7270 as 'delete_unused' argument.
7272 2008-03-20 Richard Guenther <rguenther@suse.de>
7274 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7275 special casing of constant qualifiers.
7276 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
7277 care about them in general.
7278 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
7279 regardless of their type.
7280 (fold_stmt_r): Forcefully fold *& if we end up with that.
7282 2008-03-20 Paul Brook <paul@codesourcery.com>
7284 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
7285 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
7287 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
7289 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
7290 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
7292 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
7294 * common.opt (Wmudflap): New option.
7295 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
7296 (mx_register_decls): Likewise.
7297 (mudflap_finish_file): Likewise.
7298 * doc/invoke.texi: Document -Wno-mudflap.
7300 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
7302 * c-format.c (replace_format_name_to_system_name): New.
7304 (convert_format_name_to_system_name): New.
7305 (decode_format_attr): Add use of convert_format_name_to_system_name.
7306 (format_types_orig): Add gnu_ prefix to names.
7307 (check_format_info_main): Special treating of \0 escaped names for
7308 supporting multi-character format specifiers as I32, I64.
7309 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
7310 (gnu_target_overrides_format_attributes): New.
7311 * c-format.h: Add structure target_ovr_attr to hold
7312 system specific formatter names.
7313 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
7314 msformat-c.o file to c_target_objs and cxx_target_objs.
7315 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7316 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
7317 (TARGET_N_FORMAT_TYPES): New.
7318 * config/i386/msformat-c.c: New.
7319 * config/i386/t-cygming: Add build rule for msformat-c.o.
7320 * doc/extend.texi: Add new format names gnu_* and ms_* and
7322 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7324 2008-03-20 Ira Rosen <irar@il.ibm.com>
7326 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
7327 optimizations turned on under -O3.
7328 (ftree-vectorize): Add that the flag is turned on with -O3.
7330 2008-03-20 Ben Elliston <bje@au.ibm.com>
7332 * regmove.c (try_auto_increment): Fix spelling error in comment.
7333 * final.c (final_scan_insn): Likewise.
7335 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
7338 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
7339 allocator preferences for "y" and "r" class registers.
7340 ("*mov<mode>_internal"): Ditto.
7341 ("*movv2sf_internal_rex64"): Ditto.
7342 ("*movv2sf_internal"): Ditto.
7344 2008-03-19 Michael Matz <matz@suse.de>
7347 * calls.c (expand_call): Check overlap of arguments with call
7348 address for sibcalls.
7350 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7353 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7354 of the underlying type of a MS bitfield layout to the natural
7355 alignment of the type.
7357 2008-03-19 Jan Hubicka <jh@suse.cz>
7360 * toplev.c (decode_d_option): Handle all CPP flags.
7361 * tree-vrp.c: Update tree_pass descriptors.
7362 * regrename.c: Update tree_pass descriptors.
7363 * fwprop.c: Update tree_pass descriptors.
7364 * doc/invoke.texi: Remove documentation of dropped -d? flags.
7365 * tree-into-ssa.c: Update tree_pass descriptors.
7366 * tree-dump.c: Update tree_pass descriptors.
7367 * tree-complex.c: Update tree_pass descriptors.
7368 * tree-dump.h: Update tree_pass descriptors.
7369 * see.c: Update tree_pass descriptors.
7370 * cgraphbuild.c: Update tree_pass descriptors.
7371 * tracer.c: Update tree_pass descriptors.
7372 * tree-loop-distribution.c: Update tree_pass descriptors.
7373 * cgraph.c: Update tree_pass descriptors.
7374 * postreload-gcse.c: Update tree_pass descriptors.
7375 * postreload.c: Update tree_pass descriptors.
7376 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
7377 * tree-tailcall.c: Update tree_pass descriptors.
7378 * tree-pass.h (tree_opt_pass): Rename to ...
7379 (opt_pass) ... this one; add "type" field and remove letter field.
7380 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
7381 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
7382 all_lowering_passes): Update declaration.
7383 * ipa-cp.c: Update tree_pass descriptors.
7384 * final.c: Update tree_pass descriptors.
7385 * omp-low.c: Update tree_pass descriptors.
7386 * tree-ssa-dse.c: Update tree_pass descriptors.
7387 * ipa-reference.c: Update tree_pass descriptors.
7388 * tree-ssa-uncprop.c: Update tree_pass descriptors.
7389 * auto-inc-dec.c: Update tree_pass descriptors.
7390 * reorg.c: Update tree_pass descriptors.
7391 * cgraphunit.c: Update tree_pass descriptors.
7392 * tree-ssa-copyrename.c: Update tree_pass descriptors.
7393 * tree-ssa-ccp.c: Update tree_pass descriptors.
7394 * df-core.c: Update tree_pass descriptors.
7395 * mode-switching.c: Update tree_pass descriptors.
7396 * tree-nomudflap.c: Update tree_pass descriptors.
7397 * modulo-sched.c: Update tree_pass descriptors.
7398 * ipa-pure-const.c: Update tree_pass descriptors.
7399 * cse.c: Update tree_pass descriptors.
7400 * web.c: Update tree_pass descriptors.
7401 * tree-stdarg.c: Update tree_pass descriptors.
7402 * tree-ssa-math-opts.c: Update tree_pass descriptors.
7403 * tree-ssa-dom.c: Update tree_pass descriptors.
7404 * tree-nrv.c: Update tree_pass descriptors.
7405 * tree-ssa-alias.c: Update tree_pass descriptors.
7406 * loop-init.c: Update tree_pass descriptors.
7407 * gimple-low.c: Update tree_pass descriptors.
7408 * ipa-inline.c: Update tree_pass descriptors.
7409 * tree-ssa-sink.c: Update tree_pass descriptors.
7410 * global.c: Update tree_pass descriptors.
7411 * ifcvt.c: Update tree_pass descriptors.
7412 * jump.c: Update tree_pass descriptors.
7413 * predict.c: Update tree_pass descriptors.
7414 * tree-ssa-loop.c: Update tree_pass descriptors.
7415 * recog.c: Update tree_pass descriptors.
7416 * dse.c: Update tree_pass descriptors.
7417 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
7418 * tree-eh.c: Update tree_pass descriptors.
7419 * regmove.c: Update tree_pass descriptors.
7421 * function.c: Update tree_pass descriptors.
7422 * tree-vectorizer.c: Update tree_pass descriptors.
7423 * gcse.c: Update tree_pass descriptors.
7424 * ipa-type-escape.c: Update tree_pass descriptors.
7425 * tree-if-conv.c: Update tree_pass descriptors.
7426 * init-regs.c: Update tree_pass descriptors.
7427 * ipa.c: Update tree_pass descriptors.
7428 * tree-ssa-phiopt.c: Update tree_pass descriptors.
7429 * rtl-factoring.c: Update tree_pass descriptors.
7430 * lower-subreg.c: Update tree_pass descriptors.
7431 * bt-load.c: Update tree_pass descriptors.
7432 * tree-dfa.c: Update tree_pass descriptors.
7433 * except.c: Update tree_pass descriptors.
7434 * emit-rtl.c: Update tree_pass descriptors.
7435 * cfgexpand.c: Update tree_pass descriptors.
7436 * tree-cfgcleanup.c: Update tree_pass descriptors.
7437 * cfgcleanup.c: Update tree_pass descriptors.
7438 * tree-ssa-pre.c: Update tree_pass descriptors.
7439 * tree-sra.c: Update tree_pass descriptors.
7440 * tree-mudflap.c: Update tree_pass descriptors.
7441 * tree-ssa-copy.c: Update tree_pass descriptors.
7442 * cfglayout.c: Update tree_pass descriptors.
7443 * tree-ssa-forwprop.c: Update tree_pass descriptors.
7444 * tree-ssa-dce.c: Update tree_pass descriptors.
7445 * tree-ssa.c: Update tree_pass descriptors.
7446 * regclass.c: Update tree_pass descriptors.
7447 * integrate.c: Update tree_pass descriptors.
7448 * tree-optimize.c: Update tree_pass descriptors.
7449 * tree-ssa-phiprop.c: Update tree_pass descriptors.
7450 * tree-object-size.c: Update tree_pass descriptors.
7451 * combine.c: Update tree_pass descriptors.
7452 * tree-outof-ssa.c: Update tree_pass descriptors.
7453 * bb-reorder.c: Update tree_pass descriptors.
7454 * stack-ptr-mod.c: Update tree_pass descriptors.
7455 * var-tracking.c: Update tree_pass descriptors.
7456 * tree-profile.c: Update tree_pass descriptors.
7457 * tree-vect-generic.c: Update tree_pass descriptors.
7458 * reg-stack.c: Update tree_pass descriptors.
7459 * sched-rgn.c: Update tree_pass descriptors.
7460 * tree-ssa-structalias.c: Update tree_pass descriptors.
7461 * tree-cfg.c: Update tree_pass descriptors.
7462 * passes.c (current_pass): Update declaration.
7463 (finish_optimization_passes): Update.
7464 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
7465 (register_one_dump_file, register_dump_files_1, next_pass_1):
7467 (init_optimization_passes): Update handling of new types.
7468 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
7469 * ipa-struct-reorg.c: Update tree_pass descriptors.
7470 * tree-ssa-reassoc.c: Update tree_pass descriptors.
7471 * combine-stack-adj.c: Update tree_pass descriptors.
7472 * cfgrtl.c: Update tree_pass descriptors.
7473 * dce.c: Update tree_pass descriptors.
7474 * tree-ssanames.c: Update tree_pass descriptors.
7476 2008-03-19 Richard Guenther <rguenther@suse.de>
7479 * tree-ssa.c (walk_data): New structure.
7480 (warn_uninitialized_var): If not always_executed warn with "maybe"
7482 (execute_early_warn_uninitialized): Compute post-dominators.
7483 Initialize always_executed before processing each basic block.
7485 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7488 * config/i386/i386.c (x86_this_parameter): Calculate correct location
7489 of "this" pointer when "regparm = N" or "fastcall" is in effect.
7491 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7493 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
7495 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
7497 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
7499 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
7500 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
7501 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
7502 target after ignore has been set, and move there also the commputation
7503 of subtarget and original_target.
7504 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
7505 (LANG_HOOKS_INITIALIZER): Remove it.
7506 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
7508 2008-03-18 Richard Guenther <rguenther@suse.de>
7510 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
7511 found an expression with constants, note that in the VN for the lhs.
7512 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
7513 fold them to constants if possible. Run cleanup_cfg if done so.
7514 (execute_pre): Return todo.
7516 (execute_fre): Likewise.
7517 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
7519 (get_prop_source_stmt): Look through pointer conversions.
7521 2008-03-18 Jan Hubicka <jh@suse.cz>
7523 * tree-pretty-print.c: Include predict.h.
7524 (dump_generic_node): Dump predictor.
7525 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
7526 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
7527 * gimple-low.c (lower_stmt): Likewise.
7528 * expr.c (expand_expr_real): Likewise.
7529 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
7531 (build_predict_expr, build_predict_expr): New.
7532 * predict.h (predictor_name, build_predict_expr): Update.
7533 * c-typeck.c (c_finish_bc_stmt): Add prediction.
7534 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
7535 * predict.def (PRED_CONTINUE): Update hitrate.
7536 * tree.def (PREDICT_EXPR): Define.
7537 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
7538 do not handle BIND_EXPR.
7539 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
7540 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
7541 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
7544 2008-03-18 Michael Matz <matz@suse.de>
7546 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
7548 2008-03-18 Richard Guenther <rguenther@suse.de>
7550 * tree-gimple.h (is_gimple_invariant_address): Declare.
7551 (is_gimple_constant): Likewise.
7552 * tree-gimple.c (is_gimple_constant): New function.
7553 (is_gimple_invariant_address): Likewise.
7554 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
7555 and is_gimple_invariant_address.
7556 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
7558 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
7559 an addressable base.
7561 2008-03-18 Jakub Jelinek <jakub@redhat.com>
7564 * gimplify.c (gimplify_expr): Gimplify second operand of
7567 2008-03-17 Richard Guenther <rguenther@suse.de>
7569 PR tree-optimization/19637
7570 * fold-const.c (fold_unary): Remove restrictions of removing
7571 intermediate pointer-conversions (P2)(P1)P0.
7572 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
7573 conversion to void pointer.
7574 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
7576 2008-03-16 James E. Wilson <wilson@tuliptree.org>
7579 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
7580 emulated thread local variables.
7582 2008-03-16 Richard Guenther <rguenther@suse.de>
7585 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
7586 expand TREE_INVARIANT operations that are not gimple invariant.
7588 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
7590 * doc/extend.texi (Alignment): Say that the ABI controls
7591 the __alignof__ for non-strict-alignment targets rather
7592 than being a recommendation.
7594 2008-03-15 Paul Brook <paul@codesourcery.com>
7596 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
7598 (arm_output_fn_unwind): Mark functions that can not be unwound.
7600 2008-03-15 Paul Brook <paul@codesourcery.com>
7602 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
7603 extension instructions.
7605 2008-03-15 Richard Guenther <rguenther@suse.de>
7607 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
7608 and fold constant aggregate refs.
7609 (fold_const_aggregate_ref): Handle string constants
7610 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
7611 (evaluate_stmt): Simplify now that ccp_fold folds constant
7614 2008-03-15 Paul Brook <paul@codesourcery.com>
7616 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
7617 (extzv): Use gen_extzv_t2.
7618 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
7620 2008-03-15 Richard Guenther <rguenther@suse.de>
7622 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
7623 (fold_const_aggregate_ref): Likewise.
7624 (get_value): Return NULL if we don't have any values.
7625 (ccp_finalize): Set const_val to NULL after freeing it.
7626 * tree-flow.h (get_symbol_constant_value): Declare.
7627 (fold_const_aggregate_ref): Likewise.
7628 * tree-ssa-sccvn.c (try_to_simplify): Use them.
7630 2008-03-15 Richard Guenther <rguenther@suse.de>
7633 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
7634 to not produce negative array indices if not allowed. Add
7635 parameter to indicate that.
7636 (maybe_fold_offset_to_component_ref): Allow negative array
7637 indices only for the first member of a structure.
7638 (maybe_fold_offset_to_reference): Allow negative array indices.
7639 (maybe_fold_stmt_addition): Likewise.
7641 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
7642 Anatoly Sokolov <aesok@post.ru>
7644 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
7645 (avr_arch): Add ARCH_AVR6.
7646 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
7647 (initial_elimination_offset): Initialize and use 'avr_pc_size'
7648 instead of fixed value 2.
7649 (print_operand_address): Use gs() asm specifier instead of pm().
7650 (avr_assemble_integer): (Ditto.).
7651 (avr_output_addr_vec_elt): (Ditto.).
7652 (print_operand): Handle "!" code.
7653 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
7654 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
7655 (AVR_HAVE_EIJMP_EICALL): Define.
7656 (AVR_3_BYTE_PC): Redefine.
7657 (AVR_2_BYTE_PC): (Ditto.).
7658 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
7659 (LINK_SPEC): Add atmega2560 and atmega2561.
7660 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
7662 * config/avr/avr.md (call_insn): Use eicall instead of icall
7663 for 3 byte PC devices.
7664 (call_value_insn): (Ditto.).
7665 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
7666 (indirect_jump): Use only for for 2 byte PC devices.
7667 (*tablejump): (Ditto.).
7668 (*indirect_jump_avr6): Add insn.
7669 (*tablejump_rjmp): Don't use for 3 byte PC devices.
7670 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
7671 instead of ijmp for 3 byte PC devices.
7672 (__tablejump2__): (Ditto.).
7673 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
7674 (MULITLIB_DIRNAMES): (Ditto.).
7675 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
7677 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
7679 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
7680 "sse2_umulsidi3". Use V1DI mode for operand 0.
7681 ("mmx_psadbw"): Use V1DI mode for operand 0.
7682 * config/i386/i386-modes.def (V1SI): New vector mode.
7683 * config/i386/i386.c (struct builtin_description)
7684 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
7685 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
7686 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
7687 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
7688 v1di_ftype_v8qi_v8qi type.
7689 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
7691 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
7692 __builtin_ia32_pmuludq]: Fix the mode of return value.
7694 2008-03-15 Richard Guenther <rguenther@suse.de>
7697 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
7700 2008-03-14 Bob Wilson <bob.wilson@acm.org>
7702 * doc/invoke.texi (Option Summary, Xtensa Options): Document
7703 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
7704 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
7705 unless TARGET_SERIALIZE_VOLATILE is enabled.
7706 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
7707 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
7708 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
7710 2008-03-14 Richard Guenther <rguenther@suse.de>
7712 PR tree-optimization/34172
7713 * tree-flow.h (refs_may_alias_p): Declare.
7714 (get_single_def_stmt): Likewise.
7715 (get_single_def_stmt_from_phi): Likewise.
7716 (get_single_def_stmt_with_phi): Likewise.
7717 * tree-dfa.c (refs_may_alias_p): New function.
7718 (get_single_def_stmt): Likewise.
7719 (get_single_def_stmt_from_phi): Likewise.
7720 (get_single_def_stmt_with_phi): Likewise.
7721 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
7722 (vn_reference_lookup_1): New helper function.
7723 (vn_reference_lookup): Walk the virtual use-def chain to
7724 continue searching for a match if the def does not alias the
7725 reference we are looking for.
7727 2008-03-14 David Edelsohn <edelsohn@gnu.org>
7729 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
7730 archive and Perzl. Update The Written Word listing.
7732 2008-03-14 Richard Guenther <rguenther@suse.de>
7734 PR tree-optimization/34043
7735 PR tree-optimization/33989
7736 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
7738 (bitmap_find_leader): Use extra argument to verify dominance
7739 relationship inside a basic-block.
7740 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
7741 (find_leader_in_sets): Adjust.
7742 (create_component_ref_by_pieces): Take extra argument for
7743 dominance check, handle lookup failures.
7744 (find_or_generate_expression): Likewise.
7745 (create_expression_by_pieces): Likewise.
7746 (insert_into_preds_of_block): Adjust.
7747 (create_value_expr_from): If asked for, verify all operands
7748 are in the blocks AVAIL_OUT set.
7749 (make_values_for_stmt): Check for SSA_NAMEs that are life
7750 over an abnormal edge.
7751 (compute_avail): Remove such check.
7752 (do_SCCVN_insertion): New function.
7753 (eliminate): If we do not find a leader suitable for replacement
7754 insert a replacement expression from SCCVN if available.
7755 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
7756 (struct vn_ssa_aux): Add needs_insertion flag.
7757 * tree-ssa-sccvn.c (may_insert): New global flag.
7758 (copy_reference_ops_from_ref): Value-number union member access
7759 based on its size, not type and member if insertion is allowed.
7760 (visit_reference_op_load): For a weak match from union type
7761 punning lookup a view-converted value and insert a SSA_NAME
7762 for that value if that is not found.
7763 (visit_use): Make dumps shorter. Do not disallow value numbering
7764 SSA_NAMEs that are life over an abnormal edge to constants.
7765 (free_scc_vn): Release inserted SSA_NAMEs.
7766 (run_scc_vn): New flag to specify whether insertion is allowed.
7767 Process SSA_NAMEs in forward order.
7768 * tree-ssa-loop-im.c (for_each_index): Handle invariant
7769 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
7770 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
7771 pointer type to/from integral types that do not change the
7772 precision to regular conversions.
7774 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7776 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7777 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7778 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
7779 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
7780 input arguments and the mode of return value. Built-in functions
7781 that operate on whole 64-bit MMX register now use V1DI mode.
7783 2008-03-13 Alon Dayan <alond@il.ibm.com>
7784 Olga Golovanevsky <olga@il.ibm.com>
7786 PR tree-optimization/35041
7787 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
7788 to locate the right position in a statement.
7790 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7794 * config/i386/xmmintrin.h: Change all static inline functions to
7795 extern inline and add __gnu_inline__ attribute.
7796 * config/i386/bmintrin.h: Ditto.
7797 * config/i386/smmintrin.h: Ditto.
7798 * config/i386/tmmintrin.h: Ditto.
7799 * config/i386/mmintrin-common.h: Ditto.
7800 * config/i386/ammintrin.h: Ditto.
7801 * config/i386/emmintrin.h: Ditto.
7802 * config/i386/pmmintrin.h: Ditto.
7803 * config/i386/mmintrin.h: Ditto.
7804 * config/i386/mm3dnow.h: Ditto.
7806 2008-03-13 Jakub Jelinek <jakub@redhat.com>
7809 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
7810 (lower_omp_2): New function.
7811 (lower_omp_1, lower_omp): Rewritten.
7813 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
7816 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
7817 with the phrase "Microsoft Windows compilers".
7818 (Push/Pop Macro Pragmas): New subsection. Document
7819 #pragma push_macro and pragma pop_macro.
7821 2008-03-12 Paul Brook <paul@codesourcery.com>
7823 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
7825 2008-03-12 Paul Brook <paul@codesourcery.com>
7827 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
7828 (thumb2_alusi3_short): Exclude PLUS and MINUS.
7829 (thumb2_addsi_shortim): Rename ...
7830 (thumb2_addsi_short): ... to this. Allow register operands.
7831 (thumb2_subsi_short): New pattern.
7832 (thumb2_one_cmplsi2_short,
7833 thumb2_negsi2_short): New patterns and peepholes.
7835 2008-03-12 Paul Brook <paul@codesourcery.com>
7837 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
7839 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
7841 * config/i386/i386.md (int_cond): New code iterator.
7843 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
7844 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
7845 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
7846 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
7847 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
7848 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
7849 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
7850 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
7852 2008-03-12 Paul Brook <paul@codesourcery.com>
7854 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
7855 instead of {arm,thumb}_compute_save_reg_mask.
7856 (output_return_instruction): Ditto.
7857 (thumb_unexpanded_epilogue): Ditto.
7858 (thumb1_expand_prologue): Ditto.
7859 (thumb1_output_function_prologue): Ditto.
7860 (arm_set_return_address): Ditto.
7861 (thumb_set_return_address): Ditto.
7862 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
7863 regs to achieve stack alignment.
7864 (thumb1_compute_save_reg_mask): Fix compiler warning.
7865 (arm_output_epilogue): Use offsets->saved_regs_mask.
7866 Adjust stack pointer by poping call clobered registers.
7867 (arm_expand_prologue): Use offsets->saved_regs_mask.
7868 Adjust stack pointer by pushing extra registers.
7869 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
7871 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
7874 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
7875 conversion to the operands of a multiplication.
7877 2008-03-12 Richard Guenther <rguenther@suse.de>
7879 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
7880 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
7881 * timevar.def (TV_TREE_PHIPROP): Add.
7882 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
7883 pass description. Use TV_TREE_PHIPROP.
7884 * tree-ssa-forwprop.c: Remove phiprop code.
7886 2008-03-12 Jakub Jelinek <jakub@redhat.com>
7889 * omp-low.c (maybe_lookup_decl): Constify first argument.
7890 (use_pointer_for_field): Change last argument from bool to
7891 omp_context *. Disallow shared copy-in/out in nested
7892 parallel if decl is shared in outer parallel too.
7893 (build_outer_var_ref, scan_sharing_clauses,
7894 lower_rec_input_clauses, lower_copyprivate_clauses,
7895 lower_send_clauses, lower_send_shared_vars): Adjust callers.
7897 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
7898 Ira Rosen <irar@il.ibm.com>
7900 * tree-vectorizer.c (free_stmt_vec_info): New function.
7901 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
7902 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
7903 * tree-vectorizer.h (free_stmt_vec_info): Declare.
7904 * tree-vect-transform.c (vectorizable_conversion): Free
7905 vec_oprnds0 if it was allocated.
7906 (vect_permute_store_chain): Remove unused VECs.
7907 (vectorizable_store): Free VECs that are allocated in the..
7909 (vect_transform_strided_load, vectorizable_load): Likewise.
7910 (vect_remove_stores): Simplify the code.
7911 (vect_transform_loop): Move code to vect_remove_stores().
7912 Call vect_remove_stores() and free_stmt_vec_info().
7914 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7916 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
7917 TARGET_HPUX. Revise comment.
7918 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
7919 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
7920 Use sr4 variant of `be' instruction when not generating PIC code.
7921 (attr_length_call): Adjust for above change.
7923 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7925 * ipa-reference.c (static_execute): Remove module_statics_const and
7926 associated setting code.
7928 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7931 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
7932 predicate for operand 1.
7933 (paritysi2_cmp): Use register_operand predicate for operand 2.
7934 Use earlyclobber modifier for operand 1. Remove support for
7936 (paritydi2_cmp): Use register_operand predicate for operand 3.
7937 Use earlyclobber modifier for operand 1. Remove support for
7940 2008-03-11 Paul Brook <paul@codesourcery.com>
7941 Vladimir Prus <vladimir@codesourcery.com>
7943 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
7944 (arm_compute_save_reg0_reg12_mask): Always
7945 check if register 11 must be saved. Always safe hard frame pointer
7946 when frame_pointer_needeed.
7947 (arm_compute_save_reg_mask): Save IP and PC
7948 only with apcs frames.
7949 (arm_output_epilogue): Adjust Thumb2 codepath to
7950 be also invoked and work for ARM non-apcs frames.
7951 (arm_expand_prologue): Don't bother saving IP
7952 for non-apcs frame, since it's not clobbered by
7953 prologue code. Implement non-apcs frame
7956 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7958 PR rtl-optimization/35281
7959 * expr.c (convert_move): Use a new pseudo for the intermediate
7960 from_mode->word_mode result.
7962 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7964 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
7965 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
7966 * toplev.c (compile_file): Don't call it.
7968 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7971 * expr.c (store_expr): Call emit_block_move if the mode
7972 of "temp" RTX is BLKmode.
7974 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7975 Richard Guenther <rguenther@suse.de>
7977 PR tree-optimization/31358
7978 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
7979 the step with a NULL_TREE.
7980 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
7981 to sizetype if type is a pointer type.
7982 (add_candidate_1): Don't convert the base and step to
7983 the generic type if the orginal type is a pointer type.
7984 (add_iv_value_candidates): Use sizetype for the step
7985 if type is a pointer type.
7986 (cand_value_at): Likewise.
7987 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7989 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
7990 Don't convert the tem affine to the type.
7991 (add_elt_to_tree): Use sizetype for the step if a pointer.
7992 Use POINTER_PLUS_EXPR for pointers.
7993 (aff_combination_to_tree): Use sizetype for the step if a
7996 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
7998 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
7999 Remove commutativity hint.
8001 2008-03-10 Jakub Jelinek <jakub@redhat.com>
8005 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
8006 errorneous type. Check that v is a VAR_DECL.
8009 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
8011 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
8013 PR tree-optimization/35494
8014 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
8015 may be overriden at link and run time.
8017 2008-03-10 Richard Guenther <rguenther@suse.de>
8019 PR tree-optimization/34677
8020 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
8021 (poolify_tree): Likewise.
8022 (modify_expr_template): Likewise.
8023 (poolify_modify_stmt): Likewise.
8024 (insert_fake_stores): Handle all component-ref style stores
8025 in addition to INDIRECT_REF. Also handle complex types.
8026 Do not poolify the inserted load.
8027 (realify_fake_stores): Do not rebuild the tree but only
8028 make it a SSA_NAME copy.
8029 (init_pre): Remove initialzation of modify_expr_template.
8030 Do not allocate modify_expr_node_pool.
8031 (fini_pre): Do not free modify_expr_node_pool.
8033 2008-03-10 Paul Brook <paul@codesourcery.com>
8035 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
8038 2008-03-10 Paul Brook <paul@codesourcery.com>
8039 Mark Shinwell <shinwell@codesourcery.com>
8041 * config/arm/cortex-r4.md: New.
8042 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
8044 * config/arm/arm.md: Include cortex-r4.md.
8045 (insn): Add smmls, sdiv and udiv values.
8046 (generic_sched): Don't use generic scheduling for Cortex-R4.
8047 (arm_issue_rate): New function.
8048 (TARGET_SCHED_ISSUE_RATE): Define.
8050 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
8052 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
8054 2008-03-10 Richard Guenther <rguenther@suse.de>
8056 * tree-ssa-pre.c (get_sccvn_value): Simplify.
8057 (compute_avail): Do not add stmt uses to AVAIL_OUT.
8059 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
8061 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
8062 Set default to true.
8064 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8066 * c.opt (Wsynth): Deprecate.
8067 * doc/invoke.texi (Option Summary, Warning Options): Document
8068 -Wno-format-contains-nul.
8070 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
8073 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
8074 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
8076 2008-03-09 Ira Rosen <irar@il.ibm.com>
8078 * config/rs6000/rs6000.c (builtin_description): Rename vector
8079 left shift operations.
8080 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
8081 (altivec_vsl<VI_char>): Rename to ...
8082 (ashl<mode>3): ... new name.
8083 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
8085 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
8087 2008-03-08 Richard Guenther <rguenther@suse.de>
8089 * coverage.h (tree_coverage_counter_addr): Declare.
8090 * coverage.c (tree_coverage_counter_addr): New function.
8091 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
8093 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
8094 (tree_gen_one_value_profiler): Likewise.
8095 (tree_gen_ic_profiler): Likewise.
8096 (tree_gen_average_profiler): Likewise.
8097 (tree_gen_ior_profiler): Likewise.
8099 2008-03-08 Richard Guenther <rguenther@suse.de>
8101 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
8102 (vn_binary_op_insert): Likewise.
8103 (vn_unary_op_lookup): Likewise.
8104 (vn_unary_op_insert): Likewise.
8105 (vn_nary_op_lookup): Declare.
8106 (vn_nary_op_insert): Likewise.
8107 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
8108 and binary hashes, use a single obstack for unary_op_pool
8110 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
8111 a single struct vn_nary_op_s. Store tree code length and
8112 a variable number of operands.
8113 (struct vn_reference_op_struct): Remove unused op2.
8114 (vn_reference_op_eq): Do not compare op2.
8115 (vn_reference_op_compute_hash): Do not compute hash of op2.
8116 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
8117 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
8118 with vn_nary_op_compute_hash.
8119 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
8120 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
8122 (vn_unary_op_insert, vn_binary_op_insert): Replace with
8124 (visit_unary_op): Call nary functions.
8125 (visit_binary_op): Likewise.
8126 (process_scc): Adjust for struct vn_tables_s changes.
8127 (allocate_vn_table): Likewise.
8128 (free_vn_table): Likewise.
8129 * tree-vn.c (vn_add): Call nary functions.
8130 (vn_lookup): Likewise.
8132 2008-03-08 Jakub Jelinek <jakub@redhat.com>
8135 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
8136 wdst back after sync_compare_and_swapqhi_internal.
8138 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
8141 * config/i386/i386-modes.def (V1DI): New vector mode.
8142 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
8143 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
8144 (MMXMODE248): Ditto.
8145 (MMXMODE): Add V1DI mode.
8146 (mmxvecsize): Change DI mode to V1DI mode.
8147 ("mov<mode>): Use MMXMODEI8 mode iterator.
8148 ("*mov<mode>_internal_rex64"): Ditto.
8149 ("*mov<mode>_internal"): Ditto.
8150 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
8151 ("mmx_sub<mode>3"): Ditto.
8152 ("mmx_adddi3"): Remove insn pattern.
8153 ("mmx_subdi3"): Ditto.
8154 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
8155 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
8156 ("mmx_ashl<mode>3"): Ditto.
8157 ("mmx_lshrdi3"): Remove insn pattern.
8158 ("mmx_ashldi3"): Ditto.
8159 * config/i386/i386.c (classify_argument): Handle V1DImode.
8160 (function_arg_advance_32): Ditto.
8161 (function_arg_32): Ditto.
8162 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
8163 mmx_addv1di3 insn pattern.
8164 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
8165 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
8166 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
8167 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
8168 Remove definitions of built-in functions.
8169 (V1DI_type_node): New node.
8170 (v1di_ftype_v1di_int): Ditto.
8171 (v1di_ftype_v1di_v1di): Ditto.
8172 (v2si_ftype_v2si_si): Ditto.
8173 (v4hi_ftype_v4hi_di): Remove node.
8174 (v2si_ftype_v2si_di): Ditto.
8175 (ix86_init_mmx_sse_builtins): Handle V1DImode.
8176 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
8177 Redefine builtins using def_builtin_const with *_ftype_*_int node.
8178 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
8179 Add new builtins using def_builtin_const.
8180 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
8181 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
8182 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
8183 * config/i386/mmintrin.h (__v1di): New typedef.
8184 (_mm_add_si64): Cast arguments to __v1di type.
8185 (_mm_sub_si64): Ditto.
8186 (_mm_sll_pi16): Cast __count to __v4hi type.
8187 (_mm_sll_pi32): Cast __count to __v2si type.
8188 (_mm_sll_si64): Cast arguments to __v1di type.
8189 (_mm_srl_pi16): Cast __count to __v4hi type.
8190 (_mm_srl_pi32): Cast __count to __v2si type.
8191 (_mm_srl_si64): Cast arguments to __v1di type.
8192 (_mm_sra_pi16): Cast __count to __v4hi type.
8193 (_mm_sra_pi32): Cast __count to __v2si type.
8194 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
8195 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
8196 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
8197 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
8198 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
8199 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
8200 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
8201 (_mm_srai_pi32): Use __builtin_ia32_psradi.
8202 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
8203 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8204 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8205 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
8207 2008-03-07 Joseph Myers <joseph@codesourcery.com>
8209 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
8211 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
8214 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
8215 reg+const addressing for Altivec modes. Don't generate reg+reg
8216 addressing for TFmode or TDmode quantities.
8218 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
8220 * c-common.c (vector_types_convertible_p): Call langhook
8221 instead of comptypes.
8223 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8226 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
8227 integral and scalar float variables which have a
8230 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
8232 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
8233 dwarf_register_span hook when emitting unwind information for
8234 register-to-memory saves.
8235 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
8236 (rs6000_frame_related): Remove call to spe_synthesize_frame.
8238 2008-03-06 Jakub Jelinek <jakub@redhat.com>
8240 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
8241 for the same VAR_DECL.
8243 2008-03-06 Tom Tromey <tromey@redhat.com>
8246 * doc/standards.texi (Standards): Don't mention treelang.
8247 * doc/invoke.texi (Overall Options): Don't mention treelang.
8248 * doc/install.texi (Prerequisites): Don't mention bison or
8250 (Configuration): Don't mention treelang.
8251 (Building): Likewise.
8252 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
8254 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
8256 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
8257 word-extractions out of a multi-word object.
8259 2008-03-06 Richard Guenther <rguenther@suse.de>
8261 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
8262 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
8263 result type and precision.
8264 * expr.c (get_inner_reference): Set unsignedp based on the result
8265 type of BIT_FIELD_REF.
8266 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
8267 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
8268 (try_instantiate_multiple_fields): Likewise. Use the correct type
8270 (sra_build_assignment): Likewise.
8271 (sra_build_elt_assignment): Likewise.
8272 (sra_explode_bitfield_assignment): Likewise.
8273 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
8274 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
8275 set BIT_FIELD_REF_UNSIGNED.
8276 (vectorizable_load): Likewise.
8278 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
8280 * cse.c (cse_extended_basic_block): Invalidate artificial defs
8283 2008-03-06 Richard Guenther <rguenther@suse.de>
8285 * alias.c (struct alias_set_entry): Move has_zero_child field
8286 to pack with alias_set.
8288 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8290 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8293 2008-03-05 Ian Lance Taylor <iant@google.com>
8295 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
8297 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8299 * fwprop.c (update_df): Support width and offset parameters of
8301 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
8302 global_conflicts): Change DF_REF_EXTRACT to either
8303 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8304 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8305 * df-scan.c (df_ref_record, df_defs_record,
8306 df_ref_create_structure, df_def_record_1, df_uses_record,
8307 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
8308 df_bb_refs_collect, df_entry_block_defs_collect,
8309 df_exit_block_uses_collect): Support new width and offset fields.
8310 (ref_extract_pool): New storage pool.
8311 (df_free_ref): New function.
8312 (df_reg_chain_unlink, df_free_collection_rec,
8313 df_sort_and_compress_refs): Call df_free_ref.
8314 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
8316 (df_ref_create_structure): Allocate df_ref_extract if offset and
8317 width fields are used.
8318 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
8319 (df_uses_record): Get offset and width from ZERO_EXTRACT
8321 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
8322 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8323 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8324 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
8325 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8326 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8327 (df_ref_extract): New structure.
8328 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
8329 (df_ref_create): Add width and offset parameters.
8331 2008-03-05 Richard Guenther <rguenther@suse.de>
8333 * tree-ssa-structalias.c (get_constraint_for_component_ref):
8334 Use ranges_overlap_p.
8335 (offset_overlaps_with_access): Rename
8336 to ranges_overlap_p and move ...
8337 * tree-flow-inline.h (ranges_overlap_p): ... here.
8339 * tree.h (get_inner_reference, handled_component_p): Update
8342 * tree.h (record_component_aliases, get_alias_set,
8343 alias_sets_conflict_p, alias_sets_must_conflict_p,
8344 objects_must_conflict_p): Move declarations ...
8345 * alias.h (record_component_aliases, get_alias_set,
8346 alias_sets_conflict_p, alias_sets_must_conflict_p,
8347 objects_must_conflict_p): ... here.
8348 Include coretypes.h.
8349 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
8351 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
8353 * cfg.c: Include tree-flow.h.
8354 (remove_edge_raw): Call redirect_edge_var_map_clear.
8355 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
8356 * tree-flow-inline.h (redirect_edge_var_map_def): New.
8357 (redirect_edge_var_map_result): New.
8358 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
8359 PENDING_STMT use with redirect_edge_var_map_*.
8360 * tree-ssa.c (edge_var_maps): New definition.
8361 (redirect_edge_var_map_add): New.
8362 (redirect_edge_var_map_clear): New.
8363 (redirect_edge_var_map_dup): New.
8364 (redirect_edge_var_map_vector): New.
8365 (redirect_edge_var_map_destroy): New.
8366 (ssa_redirect_edge): Replace PENDING_STMT use with
8367 redirect_edge_var_map_*.
8368 (flush_pending_stmts): Same.
8369 (delete_tree_ssa): Destroy edge var map.
8370 * tree-flow.h (struct _edge_var_map): New.
8371 Define edge_var_map vector type.
8372 Declare redirect_edge_var_map_* prototypes.
8373 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
8374 * tree-cfg.c (reinstall_phi_args): Replace
8375 PENDING_STMT use with redirect_edge_var_map_*.
8377 2008-03-05 Richard Guenther <rguenther@suse.de>
8379 PR tree-optimization/35472
8380 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
8381 whose single use_stmt has a overlapping set of loaded and
8382 stored symbols as that use_stmt might be a noop assignment then.
8384 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8386 * gthr-rtems.h: Implement __gthread_mutex_destroy.
8388 2008-03-05 Richard Guenther <rguenther@suse.de>
8391 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
8392 should be constants.
8393 * tree-cfg.c (verify_expr): Verify it.
8394 * fold-const.c (fold_truthop): Remove code generating
8395 BIT_FIELD_REFs of structure bases.
8396 (fold_binary): Likewise.
8397 (fold_ternary): Position and size of BIT_FIELD_REFs are
8398 always host integers.
8399 (make_bit_field_ref): Remove.
8400 (optimize_bit_field_compare): Remove.
8401 (all_ones_mask_p): Remove.
8403 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
8406 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
8407 (split_block_and_df_analyze): New. Split basic block and rebuild
8409 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
8411 (split_pattern_seq): Likewise.
8412 (erase_matching_seqs): Likewise.
8413 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
8415 2008-03-04 Geoff Keating <geoffk@apple.com>
8417 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
8418 declaration and code.
8419 (tree_invalid_nonnegative_warnv_p): Likewise.
8421 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8423 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
8424 examples. Truncate option-names then causing overfull hbox.
8426 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8429 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
8431 * configure: Rebuilt.
8433 2008-03-04 Rafael Espindola <espindola@google.com>
8435 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
8436 (tree_unary_nonnegative_warnv_p): New.
8437 (tree_binary_nonnegative_warnv_p): New.
8438 (tree_single_nonnegative_warnv_p): New.
8439 (tree_invalid_nonnegative_warnv_p): New.
8440 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
8442 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8445 * opts.c (handle_option): Postpone 'unknown option' errors only for
8448 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
8451 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
8454 2008-03-04 Rafael Espindola <espindola@google.com>
8456 * fold-const.c (tree_unary_nonzero_warnv_p): New.
8457 (tree_binary_nonzero_warnv_p): New.
8458 (tree_single_nonzero_warnv_p): New.
8459 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
8461 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
8464 * fold-const.c (fold_cond_expr_with_comparison): Prevent
8465 transformations for modes that have signed zeros.
8466 * ifcvt.c (noce_try_abs): Ditto.
8468 2008-03-04 Joseph Myers <joseph@codesourcery.com>
8470 * config/i386/i386.c (override_options): Force
8471 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
8473 2008-03-04 Jan Hubicka <jh@suse.cz>
8476 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
8479 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8481 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
8482 label to probe the stack.
8484 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8486 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
8487 (__gthr_win32_mutex_destroy): Declare.
8488 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
8489 __gthr_win32_mutex_destroy.
8490 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
8492 2008-03-03 Jan Hubicka <jh@suse.cz>
8495 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
8496 aggressive on inlining cold calls.
8498 2008-03-03 Richard Guenther <rguenther@suse.de>
8500 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
8501 struct copies into the expression table.
8502 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
8503 (try_to_simplify): Likewise.
8504 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
8505 integral and pointer arguments which do not change the
8506 precision to NOP_EXPRs.
8507 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
8508 VIEW_CONVERT_EXPR case.
8510 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
8512 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
8513 defined in a loop at depth 0 is invariant.
8514 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8515 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
8516 be called at loop depth 0.
8518 2008-03-02 Jakub Jelinek <jakub@redhat.com>
8521 * gcc.c (process_command): Update copyright notice dates.
8522 * gcov.c (print_version): Likewise.
8523 * gcov-dump.c (print_version): Likewise.
8524 * mips-tfile.c (main): Likewise.
8525 * mips-tdump.c (main): Likewise.
8527 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8530 * c-common.c (flag_permissive): Delete.
8531 (constant_expression_warnings): Check flags first.
8532 (constant_expression_error): New.
8533 * c-common.h (flag_permissive): Delete.
8534 (constant_expression_error): Declare.
8535 * flags.h (flag_permissive): Declare. Update description.
8536 * diagnostic.c (pedwarn): Update.
8538 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
8539 (permissive_error_kind): New.
8540 * toplev.c (flag_permissive): Define. Update description.
8541 * toplev.h (permissive_error_kind): Declare.
8542 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
8543 (pedwarn_c90): Use pedantic_warning_kind.
8544 * c-opts.c (c_common_post_options): flag_permissive does not affect
8545 flag_pedantic_errors.
8547 2008-03-02 Joseph Myers <joseph@codesourcery.com>
8549 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
8550 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
8551 __absvsi2, __absvDI2): Use unsigned arithmetic.
8553 2008-03-02 Andi Kleen <ak@suse.de>
8554 Richard Guenther <rguenther@suse.de>
8556 * struct-equiv.c: Remove file.
8557 * cfg_cleanup.c (condjump_equiv_p): Remove.
8558 * Makefile.in (OBJS-common): Remove struct-equiv.o.
8559 (struct-equiv.o): Remove rule.
8560 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
8561 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
8562 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
8564 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8566 * ifcvt.c (noce_process_if_block): Try to handle only the then
8567 block if the else block exists but isn't suitable.
8569 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8572 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
8573 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
8574 regression from previous patch.
8576 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8579 * gthr.h: Add __gthread_mutex_destroy as a function that must be
8581 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
8582 * gthr-single.h (__gthread_mutex_destroy): Likewise.
8583 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
8584 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
8585 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
8586 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
8587 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
8588 (__gthread_mutex_destroy_function): Rename to
8589 __gthread_mutex_destroy.
8590 * gthr-dce.h (__gthread_mutex_destroy): Call
8591 pthread_mutex_destroy.
8592 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
8593 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
8594 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
8596 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8598 * df-scan.c (df_ref_chain_change_bb): Simplify.
8599 (df_insn_change_bb): Add new_bb argument. Simplify. Call
8600 set_block_for_insn if there's any change.
8601 * df.h ((df_insn_change_bb): Fix prototype.
8602 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
8603 df_insn_change_bb, don't call set_block_for_insn.
8604 * emit-rtl.c (reorder_insns): Likewise.
8605 * haifa-sched.c (move_insn): Likewise.
8607 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8609 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
8611 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8613 * tree-flow-inline.h (next_readonly_imm_use): Return
8614 NULL_USE_OPERAND_P after the end.
8616 2008-03-01 Richard Guenther <rguenther@suse.de>
8618 PR tree-optimization/35411
8619 * tree-sra.c (sra_build_assignment): Split conversion to
8620 final type to a separate statement if we are not assigning
8623 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8625 * fold-const.c (fold_convertible_p): Correct the logic to follow
8626 that in fold_convert().
8628 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
8631 * tree-inline.c (build_duplicate_type): When we make a
8632 duplicate type, make it unique in the canonical types system.
8634 2008-02-29 Tom Tromey <tromey@redhat.com>
8636 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
8637 input_file_stack_history, input_file_stack_restored): Remove.
8638 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8639 * input.h (struct file_stack): Remove.
8640 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8641 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
8643 * diagnostic.h (struct diagnostic_context) <last_module>: Change
8645 (diagnostic_last_module_changed): Add 'map' argument.
8646 (diagnostic_set_last_function): Likewise.
8647 * diagnostic.c (undiagnostic_report_current_module): Iterate using
8648 line map, not input_file_stack.
8649 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
8651 2008-02-29 Paul Brook <paul@codesourcery.com>
8653 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
8655 2008-02-29 Paul Brook <paul@codesourcery.com>
8657 * config/arm/ieee754-df.S (muldf3): Use RET macros.
8659 2008-02-29 Richard Guenther <rguenther@suse.de>
8661 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
8663 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
8664 value for comparing for a store match.
8665 (simplify_unary_expression): Do nothing for SSA_NAMEs.
8666 (try_to_simplify): Do not do a full-blown reference lookup.
8668 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8670 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
8671 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8673 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
8675 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
8677 * tree-loop-linear.c (try_interchange_loops): Compare memory access
8678 strides against cache sizes.
8680 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8682 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
8685 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
8687 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
8688 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
8689 is smaller than the original promoted value.
8690 (simplify_subreg): If OP is a SUBREG, try to preserve its
8691 SUBREG_PROMOTED_VAR_P information.
8693 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
8695 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
8696 (VN_INFO_GET): Allocate new objects on the obstack.
8697 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
8698 for rpo_numbers_temp, for consistency.
8699 (free_scc_vn): Free the obstack.
8701 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
8703 * doc/invoke.texi: Document -ftree-loop-distribution.
8704 * tree-loop-distribution.c: New.
8705 * tree-pass.h (pass_loop_distribution): New.
8706 * graphds.h (struct graph): Add htab_t indices.
8707 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
8708 * tree-vectorizer.c (rename_variables_in_loop): Extern.
8709 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
8710 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
8711 * tree-data-ref.c (debug_data_dependence_relations): New.
8712 (dump_data_dependence_relation): Also print data references.
8713 (free_data_ref): Extern.
8714 (same_access_functions): Moved...
8715 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
8716 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8717 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
8718 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
8719 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
8720 (stmts_from_loop): Skip LABEL_EXPR.
8721 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
8723 (build_rdg): Initialize rdg->indices htab.
8724 (free_rdg, stores_from_loop, ref_base_address,
8725 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
8726 have_similar_memory_accesses_1, ref_base_address_1,
8727 remove_similar_memory_refs): New.
8728 * tree-data-ref.h: Depend on tree-chrec.h.
8729 (debug_data_dependence_relations, free_data_ref): Declared.
8730 (same_access_functions): ... here.
8731 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
8733 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
8734 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
8735 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
8736 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8737 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
8738 rdg_vertex_for_stmt): Declared.
8739 (struct rdg_edge): Add level.
8741 (free_rdg, stores_from_loop, remove_similar_memory_refs,
8742 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
8744 (rdg_has_similar_memory_accesses): New.
8745 * tree-vect-analyze.c: Remove unused static decls.
8746 * lambda.h (dependence_level): New.
8747 * common.opt (ftree-loop-distribution): New.
8748 * tree-flow.h (mark_virtual_ops_in_bb,
8749 slpeel_tree_duplicate_loop_to_edge_cfg,
8750 rename_variables_in_loop): Declared.
8751 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
8752 (OBJS-common): Add tree-loop-distribution.o.
8753 (tree-loop-distribution.o): New rule.
8754 * tree-cfg.c (mark_virtual_ops_in_bb): New.
8755 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
8756 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
8758 2008-02-28 Joseph Myers <joseph@codesourcery.com>
8761 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
8762 other than structures and unions.
8764 2008-02-28 Richard Guenther <rguenther@suse.de>
8767 2008-02-26 Richard Guenther <rguenther@suse.de>
8769 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8770 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8771 (lookup_decl_from_uid): Declare.
8772 (remove_decl_from_map): Likewise.
8773 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8774 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8775 (decl_for_uid_map): New global hashtable mapping DECL_UID
8777 (init_ttree): Allocate it.
8778 (insert_decl_to_uid_decl_map): New helper function.
8779 (make_node_stat): Insert new decls into the map.
8780 (copy_node_stat): Likewise.
8781 (lookup_decl_from_uid): New function.
8782 (remove_decl_from_map): Likewise.
8783 (print_decl_for_uid_map_statistics): New helper.
8784 (dump_tree_statistics): Call it.
8786 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8787 (referenced_var_iterator): Adjust.
8788 (FOR_EACH_REFERENCED_VAR): Adjust.
8789 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8790 (num_referenced_vars): Adjust.
8791 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8792 (first_referenced_var): Remove.
8793 (end_referenced_vars_p): Likewise.
8794 (next_referenced_var): Likewise.
8795 (referenced_var_iterator_set): New helper function.
8796 * tree-dfa.c (referenced_var_lookup): Adjust.
8797 (referenced_var_check_and_insert): Likewise.
8798 (remove_referenced_var): Likewise.
8799 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8800 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8801 (verify_call_clobbering): Likewise.
8802 (verify_memory_partitions): Likewise.
8803 (init_tree_ssa): Allocate bitmap instead of hashtable for
8805 (delete_tree_ssa): Adjust.
8806 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8807 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8808 (compute_tag_properties): Likewise.
8809 (set_initial_properties): Likewise.
8810 (find_partition_for): Likewise.
8811 (update_reference_counts): Likewise.
8812 (dump_may_aliases_for): Likewise.
8813 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8814 (add_call_clobber_ops): Likewise.
8815 (add_call_read_ops): Likewise.
8816 (get_asm_expr_operands): Likewise.
8817 * tree-into-ssa.c (dump_decl_set): Likewise.
8818 (update_ssa): Likewise.
8819 * tree-sra.c (scan_function): Likewise.
8820 (decide_instantiations): Likewise.
8821 (scalarize_parms): Likewise.
8822 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8823 (dsa_named_for): Likewise.
8824 * tree-ssa-structalias.c (update_alias_info): Likewise.
8825 (merge_smts_into): Likewise.
8827 2008-02-27 David Daney <ddaney@avtrex.com>
8830 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
8831 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
8832 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
8833 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
8834 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
8836 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
8839 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
8840 (BUILT_IN_NEXTTOWARD): Remove.
8841 (BUILT_IN_NEXTTOWARDF): Ditto.
8842 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
8843 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
8845 2008-02-27 Tom Tromey <tromey@redhat.com>
8847 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
8848 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
8850 2008-02-27 Jan Beulich <jbeulich@novell.com>
8852 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
8853 update the respective field on newdecl.
8855 2008-02-27 Revital Eres <eres@il.ibm.com>
8857 PR rtl-optimization/34999
8858 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
8859 crossing edges that ends with a call insn.
8860 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
8861 call insn and clear the EDGE_CROSSING flag of the crossing edge
8862 when fixing fallthru edges.
8864 2008-02-27 Richard Guenther <rguenther@suse.de>
8867 * fold-const.c (fold_unary): Return the correct argument,
8868 converted to the result type.
8870 2008-02-27 Richard Guenther <rguenther@suse.de>
8873 * expr.c (expand_expr_real_1): Assert on rotates that operate
8875 * fold-const.c (fold_binary): Use the types precision, not the
8876 bitsize of the mode if folding rotate expressions. Build rotates
8877 only for full modes.
8879 2008-02-27 Jakub Jelinek <jakub@redhat.com>
8881 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
8883 * c-pragma.c (pragma_ns_name): New typedef.
8884 (registered_pp_pragmas): New variable.
8885 (c_pp_lookup_pragma): New function.
8886 (c_register_pragma_1): If flag_preprocess_only, do nothing
8887 for non-expanded pragmas, for expanded ones push pragma's
8888 namespace and name into registered_pp_pragmas vector.
8889 (c_invoke_pragma_handler): Register OpenMP pragmas even when
8890 flag_preprocess_only, don't register GCC pch_preprocess
8891 pragma if flag_preprocess_only.
8892 * c-opts.c (c_common_init): Call init_pragma even if
8893 flag_preprocess_only.
8894 * c-pragma.c (c_pp_lookup_pragma): New prototype.
8895 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
8896 cpp_register_pragma if flag_preprocess_only.
8898 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8901 * c-parser.c (c_parser_translation_unit): Warn for empty
8902 translation unit, not empty source file.
8904 2008-02-26 Paul Brook <paul@codesourcery.com>
8906 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
8907 operand for Thumb-2.
8908 * config/arm/arm.h (reg_class): Add CORE_REGS.
8909 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
8910 (BASE_REG_CLASS): Use CORE_REGS.
8911 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
8912 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
8913 (REGNO_OK_FOR_INDEX_P): Exclude SP.
8914 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
8915 ARM_REGNO_OK_FOR_INDEX_P.
8916 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
8917 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
8918 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
8919 (ldm/stm peepholes): Ditto.
8920 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
8921 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
8922 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
8923 * config/arm/constraints.md: Enable "k" constraint on ARM.
8925 2008-02-27 Ben Elliston <bje@au.ibm.com>
8927 * config/rs6000/rs6000.c: Annotate cache line size field in all
8928 instances of struct processor_costs.
8930 2008-02-26 David Edelsohn <edelsohn@gnu.org>
8932 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
8933 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
8934 jump_bypass): New counters.
8935 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
8936 * dce.c (gate_ud_dce): Same.
8937 (gate_fast_dce): Same.
8938 * dse.c (gate_dse1): New function.
8939 (gate_dse2): New function.
8940 (gate_dse): Merge results of new gate functions.
8941 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
8942 (gate_handle_jump_bypass): Add dbg_cnt.
8943 (gate_handle_gcse): Add dbg_cnt.
8944 * ifcvt.c (gate_handle_if_conversion): Same.
8945 (gate_handle_if_after_combine): Same.
8946 (gate_handle_if_after_reload): Same.
8947 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
8949 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
8951 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
8953 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
8955 2008-02-26 Jason Merrill <jason@redhat.com>
8958 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
8959 alone if it's the naming decl for the type's main variant.
8961 2008-02-26 Tom Tromey <tromey@redhat.com>
8963 * system.h (USE_MAPPED_LOCATION): Poison.
8964 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
8965 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
8966 (make_goto_expr_edges): Likewise.
8967 (remove_bb): Likewise.
8968 (execute_warn_function_return): Likewise.
8969 * basic-block.h (struct edge_def) <goto_locus>: Change type to
8971 * c-common.c (fname_decl): Remove old location code.
8972 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
8974 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
8976 (ASM_INPUT_SOURCE_LOCATION): Likewise.
8977 (gen_rtx_ASM_INPUT): Likewise.
8978 (gen_rtx_ASM_INPUT_loc): Likewise.
8979 (get_rtx_asm_OPERANDS): Remove.
8980 * cfglayout.c (insn_locators_alloc): Remove old location code.
8981 (set_curr_insn_source_location): Likewise.
8982 (curr_insn_locator): Likewise.
8983 * print-tree.c (print_node): Remove old location code.
8984 * tree-mudflap.c (mf_varname_tree): Remove old location code.
8985 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
8986 * cfgexpand.c (expand_gimple_cond_expr): Don't use
8987 location_from_locus.
8988 (construct_exit_block): Remove old location code.
8989 * emit-rtl.c (force_next_line_note): Remove old location code.
8990 * profile.c (branch_prob): Remove old location code.
8991 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
8992 LOC_LINE): Remove old-location variants.
8993 * langhooks.c (lhd_print_error_function): Remove old location
8995 * configure, config.in: Rebuilt.
8996 * configure.ac (--enable-mapped-location): Remove.
8997 * c-decl.c (c_init_decl_processing): Remove old location code.
8998 (finish_function): Likewise.
8999 * recog.c (decode_asm_operands): Remove old location code.
9000 * c-pch.c (c_common_read_pch): Remove old location code.
9001 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
9003 * gimple-low.c (lower_function_body): Remove old location code.
9004 * toplev.c (unknown_location): Remove.
9005 (push_srcloc): Remove old-location variant.
9006 (process_options): Remove old location code.
9007 (lang_dependent_init): Likewise.
9008 * input.h (UNKNOWN_LOCATION): Move definition.
9009 (location_t): Undeprecate.
9010 (source_locus): Remove.
9011 (location_from_locus): Remove.
9012 (struct location_s): Remove.
9013 Remove all old-location code.
9014 (input_line, input_filename): Remove.
9015 * final.c (final_scan_insn): Remove old location code.
9016 * diagnostic.c (diagnostic_build_prefix): Remove
9017 USE_MAPPED_LOCATION test.
9018 * tree.h (gimple_stmt) <locus>: Now a location_t.
9019 (tree_exp) <locus>: Likewise.
9020 (DECL_IS_BUILTIN): Remove old-location variant.
9021 (annotate_with_file_line, annotate_with_locus): Likewise.
9022 (expr_locus, set_expr_locus): Update.
9023 * tree.c (build1_stat): Remove old location code.
9024 (last_annotated_node): Remove.
9025 (annotate_with_file_line): Remove old-location variant.
9026 (annotate_with_locus): Likewise.
9027 (expr_location): Remove old location code.
9028 (set_expr_location): Likewise.
9029 (expr_has_location): Likewise.
9030 (expr_locus): Likewise.
9031 (set_expr_locus): Likewise.
9032 (expr_filename): Don't use location_from_locus.
9033 (expr_lineno): Likewise.
9034 * rtl-error.c (location_for_asm): Remove old location code.
9035 * c-lex.c (cb_line_change): Remove old location code.
9036 (fe_file_change): Likewise.
9037 (cb_def_pragma): Likewise.
9038 (c_lex_with_flags): Likewise.
9039 * gengtype.c (do_typedef): Don't special-case location types.
9040 (define_location_structures): Remove.
9041 (main): Don't call define_location_structures.
9042 * tree-pretty-print.c (dump_implicit_edges): Remove old location
9045 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9048 * builtins.def (BUILT_IN_STDARG_START): Remove.
9049 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
9050 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9051 * tree-inline.c (inline_forbidden_p_1): Likewise.
9053 2008-02-26 Richard Guenther <rguenther@suse.de>
9055 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9056 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9057 (lookup_decl_from_uid): Declare.
9058 (remove_decl_from_map): Likewise.
9059 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9060 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9061 (decl_for_uid_map): New global hashtable mapping DECL_UID
9063 (init_ttree): Allocate it.
9064 (insert_decl_to_uid_decl_map): New helper function.
9065 (make_node_stat): Insert new decls into the map.
9066 (copy_node_stat): Likewise.
9067 (lookup_decl_from_uid): New function.
9068 (remove_decl_from_map): Likewise.
9069 (print_decl_for_uid_map_statistics): New helper.
9070 (dump_tree_statistics): Call it.
9072 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9073 (referenced_var_iterator): Adjust.
9074 (FOR_EACH_REFERENCED_VAR): Adjust.
9075 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9076 (num_referenced_vars): Adjust.
9077 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9078 (first_referenced_var): Remove.
9079 (end_referenced_vars_p): Likewise.
9080 (next_referenced_var): Likewise.
9081 (referenced_var_iterator_set): New helper function.
9082 * tree-dfa.c (referenced_var_lookup): Adjust.
9083 (referenced_var_check_and_insert): Likewise.
9084 (remove_referenced_var): Likewise.
9085 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9086 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9087 (verify_call_clobbering): Likewise.
9088 (verify_memory_partitions): Likewise.
9089 (init_tree_ssa): Allocate bitmap instead of hashtable for
9091 (delete_tree_ssa): Adjust.
9092 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9093 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9094 (compute_tag_properties): Likewise.
9095 (set_initial_properties): Likewise.
9096 (find_partition_for): Likewise.
9097 (update_reference_counts): Likewise.
9098 (dump_may_aliases_for): Likewise.
9099 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9100 (add_call_clobber_ops): Likewise.
9101 (add_call_read_ops): Likewise.
9102 (get_asm_expr_operands): Likewise.
9103 * tree-into-ssa.c (dump_decl_set): Likewise.
9104 (update_ssa): Likewise.
9105 * tree-sra.c (scan_function): Likewise.
9106 (decide_instantiations): Likewise.
9107 (scalarize_parms): Likewise.
9108 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9109 (dsa_named_for): Likewise.
9110 * tree-ssa-structalias.c (update_alias_info): Likewise.
9111 (merge_smts_into): Likewise.
9113 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9116 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
9117 * c-opts.c (c_common_handle_option): Wall enables
9118 Wvolatile-register-var.
9119 * common.opt: Move Wvolatile-register-var to...
9122 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9124 * common.opt (Wlarger-than=): New.
9125 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
9127 * opts.c (common_handle_option): Handle -Wlarger-than=.
9128 * optc-gen.awk: Likewise.
9129 * opth-gen.awk: Likewise.
9130 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
9131 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9133 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9135 * c-common.c (match_case_to_enum_1): Add appropriate
9136 OPT_W* parameter to warning.
9137 (c_do_switch_warnings): Likewise.
9138 * c-typeck.c (warning_init): Add one more parameter following
9140 (push_init_level): Update call to warning_init.
9141 (pop_init_level): Likewise.
9142 (add_pending_init): Likewise.
9143 (output_init_element: Likewise.
9145 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9148 * toplev.c (toplev_main): If there are warnings or error, print
9149 errors for ignored options.
9150 * opts.c (ignored_options): New static variable.
9151 (postpone_unknown_option_error): New.
9152 (print_ignored_options): New.
9153 (handle_option): Postpone errors for unknown -Wno-* options.
9154 * opts.h (print_ignored_options): Declare.
9156 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
9158 * config/mips/mips.md (loadgp_blockage, blockage): Change type
9161 2008-02-25 Richard Guenther <rguenther@suse.de>
9164 2008-02-25 Richard Guenther <rguenther@suse.de>
9166 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9167 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9168 (lookup_decl_from_uid): Declare.
9169 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9170 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9171 (decl_for_uid_map): New global hashtable mapping DECL_UID
9173 (init_ttree): Allocate it.
9174 (insert_decl_to_uid_decl_map): New helper function.
9175 (make_node_stat): Insert new decls into the map.
9176 (copy_node_stat): Likewise.
9177 (lookup_decl_from_uid): New function.
9178 (print_decl_for_uid_map_statistics): New helper.
9179 (dump_tree_statistics): Call it.
9181 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9182 (referenced_var_iterator): Adjust.
9183 (FOR_EACH_REFERENCED_VAR): Adjust.
9184 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9185 (num_referenced_vars): Adjust.
9186 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9187 (first_referenced_var): Remove.
9188 (end_referenced_vars_p): Likewise.
9189 (next_referenced_var): Likewise.
9190 (referenced_var_iterator_set): New helper function.
9191 * tree-dfa.c (referenced_var_lookup): Adjust.
9192 (referenced_var_check_and_insert): Likewise.
9193 (remove_referenced_var): Likewise.
9194 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9195 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9196 (verify_call_clobbering): Likewise.
9197 (verify_memory_partitions): Likewise.
9198 (init_tree_ssa): Allocate bitmap instead of hashtable for
9200 (delete_tree_ssa): Adjust.
9201 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9202 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9203 (compute_tag_properties): Likewise.
9204 (set_initial_properties): Likewise.
9205 (find_partition_for): Likewise.
9206 (update_reference_counts): Likewise.
9207 (dump_may_aliases_for): Likewise.
9208 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9209 (add_call_clobber_ops): Likewise.
9210 (add_call_read_ops): Likewise.
9211 (get_asm_expr_operands): Likewise.
9212 * tree-into-ssa.c (dump_decl_set): Likewise.
9213 (update_ssa): Likewise.
9214 * tree-sra.c (scan_function): Likewise.
9215 (decide_instantiations): Likewise.
9216 (scalarize_parms): Likewise.
9217 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9218 (dsa_named_for): Likewise.
9219 * tree-ssa-structalias.c (update_alias_info): Likewise.
9220 (merge_smts_into): Likewise.
9222 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9225 * doc/invoke.texi (-fcx-limited-range): Document new option.
9226 * toplev.c (process_options): Handle -fcx-fortran-rules.
9227 * common.opt: Add documentation for -fcx-fortran-rules.
9229 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9232 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
9233 actual behaviour and C99.
9235 2008-02-26 Ben Elliston <bje@au.ibm.com>
9237 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
9238 (ASM_CPU_POWER6_SPEC): Likewise.
9239 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
9240 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
9241 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
9243 2008-02-25 Richard Guenther <rguenther@suse.de>
9245 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9246 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9247 (lookup_decl_from_uid): Declare.
9248 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9249 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9250 (decl_for_uid_map): New global hashtable mapping DECL_UID
9252 (init_ttree): Allocate it.
9253 (insert_decl_to_uid_decl_map): New helper function.
9254 (make_node_stat): Insert new decls into the map.
9255 (copy_node_stat): Likewise.
9256 (lookup_decl_from_uid): New function.
9257 (print_decl_for_uid_map_statistics): New helper.
9258 (dump_tree_statistics): Call it.
9260 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9261 (referenced_var_iterator): Adjust.
9262 (FOR_EACH_REFERENCED_VAR): Adjust.
9263 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9264 (num_referenced_vars): Adjust.
9265 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9266 (first_referenced_var): Remove.
9267 (end_referenced_vars_p): Likewise.
9268 (next_referenced_var): Likewise.
9269 (referenced_var_iterator_set): New helper function.
9270 * tree-dfa.c (referenced_var_lookup): Adjust.
9271 (referenced_var_check_and_insert): Likewise.
9272 (remove_referenced_var): Likewise.
9273 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9274 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9275 (verify_call_clobbering): Likewise.
9276 (verify_memory_partitions): Likewise.
9277 (init_tree_ssa): Allocate bitmap instead of hashtable for
9279 (delete_tree_ssa): Adjust.
9280 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9281 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9282 (compute_tag_properties): Likewise.
9283 (set_initial_properties): Likewise.
9284 (find_partition_for): Likewise.
9285 (update_reference_counts): Likewise.
9286 (dump_may_aliases_for): Likewise.
9287 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9288 (add_call_clobber_ops): Likewise.
9289 (add_call_read_ops): Likewise.
9290 (get_asm_expr_operands): Likewise.
9291 * tree-into-ssa.c (dump_decl_set): Likewise.
9292 (update_ssa): Likewise.
9293 * tree-sra.c (scan_function): Likewise.
9294 (decide_instantiations): Likewise.
9295 (scalarize_parms): Likewise.
9296 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9297 (dsa_named_for): Likewise.
9298 * tree-ssa-structalias.c (update_alias_info): Likewise.
9299 (merge_smts_into): Likewise.
9301 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
9304 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
9305 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
9306 * alias.h (nonoverlapping_memrefs_p): Likewise.
9308 2008-02-25 Jan Beulich <jbeulich@novell.com>
9310 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
9311 * config/i386/netware-libgcc.exp: Add __bswap?i2,
9312 __emultls_get_address, __emultls_register_common,
9313 __floatundi?f, and _Unwind_GetIPInfo.
9314 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
9315 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
9316 (gen_regparm_prefix): Likewise.
9317 (i386_nlm_encode_section_info): Sync with
9318 config/i386/winnt.c:i386_pe_encode_section_info().
9319 (i386_nlm_maybe_mangle_decl_assembler_name): New.
9320 i386_nlm_mangle_decl_assembler_name): New.
9321 (netware_override_options): New.
9322 * config/i386/netware.h (netware_override_options): Declare.
9323 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
9324 (i386_nlm_mangle_decl_assembler_name): Declare.
9325 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
9327 2008-02-25 Ben Elliston <bje@au.ibm.com>
9330 * c-decl.c (grokdeclarator): Remove unused local variables
9331 `typedef_type' and `type_as_written'.
9333 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9334 unused local variable `has_hot_blocks'.
9335 (fix_crossing_conditional_branches): Remove unused local variable
9338 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
9341 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
9342 using DEF_C99_BUILTIN.
9343 (BUILT_IN_NANF): Ditto.
9344 (BUILT_IN_NANL): Ditto.
9346 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
9347 Revital Eres <eres@il.ibm.com>
9349 * modulo-sched.c (calculate_must_precede_follow): Address TODO
9350 regarding the order of two dependent insns in the same row.
9352 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
9354 * stor-layout.c (layout_decl): Do not bump the alignment of a
9355 bit-field to more than byte alignment if it is packed.
9357 2008-02-24 David Edelsohn <edelsohn@gnu.org>
9359 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
9362 2008-02-24 Diego Novillo <dnovillo@google.com>
9364 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
9367 * tree-vrp.c (vrp_evaluate_conditional): With
9368 -Wtype-limits, emit a warning when comparing against a
9369 constant outside the natural range of OP0's type.
9370 * c.opt (Wtype-limits): Move ...
9371 * common.opt (Wtype-limits): ... here.
9373 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
9375 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
9376 * config/rs6000/e300c2c3.md: New file.
9377 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9379 (rs6000_override_options): Add e300c2 and e300c3 cases to
9380 processor_target_table. Do not allow usage of Altivec or Spe
9381 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
9382 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
9383 * config/rs6000/rs6000.h (processor_type): Add
9384 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
9385 (ASM_CPU_SPEC): Add e300c2 and e300c3.
9386 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
9387 and ppce300c3. Include e300c2c3.md.
9389 2008-02-23 David Edelsohn <edelsohn@gnu.org>
9391 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
9392 instead of TARGET_STRICT_ALIGN.
9394 2008-02-23 Joseph Myers <joseph@codesourcery.com>
9396 * explow.c (memory_address): Assert that the generated address is
9399 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9402 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
9403 * config/darwin-ppc-ldouble-patch.def: New file.
9404 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
9405 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
9406 SUBTARGET_INIT_BUILTINS if defined.
9407 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
9410 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9413 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
9414 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
9416 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9419 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
9420 file" warning condtional on -Winvalid-PCH.
9422 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
9424 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
9426 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
9430 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
9431 prevent reload from using MMX registers.
9432 (*mov<mode>_internal): Ditto.
9433 (*movv2sf_internal_rex64): Ditto.
9434 (*movv2sf_internal): Ditto.
9436 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9438 PR documentation/31569
9439 * doc/install.texi2html: Use makeinfo --no-number-sections.
9441 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9443 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
9444 ensure that we can address an entire entity > 8 bytes. Don't
9445 generate reg+reg addressing for such data.
9447 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9449 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
9450 strings when optimizing for size, unless the target cares about
9453 2008-02-22 Tom Tromey <tromey@redhat.com>
9455 * regclass.c (current_pass): Remove declaration.
9457 2008-02-22 Anatoly Sokolov <aesok@post.ru>
9459 * config/avr/libgcc.S (__RAMPZ__): Define.
9460 (__do_copy_data): Add for devices with 128KB code memory.
9462 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9464 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9466 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
9468 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
9470 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
9473 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9476 * c-typeck.c (build_binary_op): Warn about floating point
9477 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
9479 2008-02-21 Janis Johnson <janis187@us.ibm.com>
9482 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
9483 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
9485 (rs6000_override_options): Set altivec_abi as default, not override,
9486 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
9487 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
9488 is used; use new member spe_abi.
9489 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
9490 spe_abi and altivec_abi.
9492 2008-02-22 Tomas Bily <tbily@suse.cz>
9494 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
9496 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9499 * config.build (build_file_translate): Set to `CMD //c' only if
9501 * Makefile.in (build_file_translate): Improve comment.
9503 2008-02-21 Jan Hubicka <jh@suse.cz>
9505 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
9506 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
9507 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
9509 2008-02-21 Michael Matz <matz@suse.de>
9512 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
9514 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
9516 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
9517 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
9519 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
9520 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
9521 SSE_VEC_FLOAT_MODE_P as insn constraint.
9522 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
9523 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
9524 sse4a_movntdf using MODEF mode iterator.
9525 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
9526 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
9527 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
9528 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
9529 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
9530 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
9531 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
9533 2008-02-21 Richard Guenther <rguenther@suse.de>
9535 * tree.def (PAREN_EXPR): New tree code.
9536 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
9538 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
9539 * expr.c (expand_expr_real_1): Likewise.
9540 * tree-inline.c (estimate_num_insns_1): Likewise.
9541 * tree-complex.c (expand_complex_move): Likewise.
9542 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
9545 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9548 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
9550 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9553 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
9555 * config/sh/sh.c (find_barrier): Don't go past
9556 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
9558 2008-02-20 DJ Delorie <dj@redhat.com>
9560 * config/h8300/h8300.md (insv): Force source operand to be a register.
9562 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
9563 as a jump, not as a plain insn.
9565 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
9567 * doc/invoke.texi (Warning Options): Add new option
9568 -Wframe-larger-than=.
9569 (-Wframe-larger-than): Document.
9571 * flags.h (warn_frame_larger_than, frame_larger_than_size):
9572 Add declarations for new option variables.
9574 * final.c (final_start_function): Check the frame size
9575 before emission and issue a Wframe-larger-than warning.
9577 * opts.c (warn_frame_larger_than, frame_larger_than_size):
9578 Add definitions for new option variables.
9579 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
9581 * common.opt (Wframe-larger-than=): New option.
9583 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9585 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
9586 (<sse>_div<mode>3): Ditto.
9587 (<sse>_vmdiv<mode>3): Ditto.
9588 (<sse>_vmsqrt<mode>2): Ditto.
9589 (*smax<mode>3): Ditto.
9590 (sse5_frcz<mode>2): Ditto.
9591 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
9594 2008-02-20 Richard Guenther <rguenther@suse.de>
9597 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
9598 be happy with INTEGRAL_TYPE_P.
9600 2008-02-20 Richard Guenther <rguenther@suse.de>
9602 * fold-const.c (split_tree): Associate floatig-point expressions
9603 if flag_associative_math is set.
9605 2008-02-20 Richard Guenther <rguenther@suse.de>
9607 * tree.h (fold_real_zero_addition_p): Declare.
9608 * fold-const.c (fold_real_zero_addition_p): Export.
9609 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
9610 floating-point operations with zero and one.
9612 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
9614 * doc/install.texi: Correct references to CFLAGS, replacing them
9615 with BOOT_CFLAGS. Document flags used during bootstrap for
9618 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9620 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
9621 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
9622 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
9624 (smin<mode>3): Ditto from similar patterns.
9625 (smax<mode>3): Ditto.
9626 (*ieee_smin<mode>3): Ditto.
9627 (*ieee_smax<mode>3): Ditto.
9628 * config/i386/sse.md (sse): New mode attribute.
9629 (mov<mode>): Macroize expander from movv4sf and movv2df using
9630 SSEMODEF2P mode iterator.
9631 (<sse>_movnt<mode>): Ditto from similar patterns. Use
9632 SSE_VEC_FLOAT_MODE_P as insn constraint.
9633 (storent<mode>): Ditto.
9634 (storent<mode>): Macroize expander from storentsf and storentdf using
9635 MODEF mode iterator.
9636 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
9637 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
9638 (abs<mode>2): Ditto from similar patterns.
9639 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
9640 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
9641 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
9642 (<sse>_vmsqrt<mode>2): Ditto.
9643 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
9644 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
9645 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
9646 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
9647 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
9648 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
9649 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
9651 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
9652 iterator and SSE_FLOAT_MODE_P as insn constraint.
9653 (<sse>_ucomi): Ditto from similar patterns.
9654 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
9655 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
9656 SSE_VEC_FLOAT_MODE_P as insn constraint.
9657 (vcond<mode>): Ditto from similar patterns.
9658 (and<mode>3, *and<mode>3): Ditto.
9659 (<sse>_nand<mode>3): Ditto.
9660 (ior<mode>3, *ior<mode>3): Ditto.
9661 (xor<mode>3, *xor<mode>3): Ditto.
9662 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
9663 iterator and SSE_FLOAT_MODE_P as insn constraint.
9664 (*nand<mode>3): Ditto from similar patterns.
9665 (*ior<mode>3): Ditto.
9666 (*xor<mode>3): Ditto.
9668 2008-02-20 Ira Rosen <irar@il.ibm.com>
9670 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
9671 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
9672 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
9674 2008-02-19 Jan Hubicka <jh@suse.cz>
9676 * predict.c (tree_bb_level_predictions): Remove variable next
9677 mistakely introduced by previous commit.
9679 2008-02-19 Jan Hubicka <jh@suse.cz>
9681 * predict.c (predict_paths_leading_to): Rewrite.
9682 (predict_paths_for_bb): New.
9683 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
9685 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9688 * Makefile.in (build_file_translate): New.
9689 (gcc-vers.texi): Use it for translating $(abs_srcdir).
9690 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
9691 * configure.ac (build_file_translate): Substitute it.
9692 * configure: Regenerate.
9694 2008-02-19 Jan Hubicka <jh@suse.cz>
9696 PR rtl-optimization/34408
9697 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
9700 2008-02-19 Jan Hubicka <jh@suse.cz>
9703 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
9706 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
9709 * config/i386/i386-modes.def: Revert the last DI alignment
9710 change until Ada people can look into it.
9712 2008-02-19 Nick Clifton <nickc@redhat.com>
9714 * opts.c (print_specific_help): Fix typo in --help text.
9716 2008-02-19 Jakub Jelinek <jakub@redhat.com>
9719 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
9720 32-bit inline asm without asm alternatives for host GCC < 3.0.
9722 2008-02-19 Richard Guenther <rguenther@suse.de>
9724 PR tree-optimization/34989
9725 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
9726 Allow propagation to INDIRECT_REF if we can simplify only.
9728 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9730 * c-common.c (warn_for_collisions_1): Use appropriate option when
9733 2008-02-19 Nick Clifton <nickc@redhat.com>
9736 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
9737 (handle_options): Fix indentation.
9738 (print_filtered_help): If no language-specific options were
9739 displayed tell the user how to list all the options supported by
9740 the language's front-end.
9741 (print_specific_help): Fix indentation and remove duplicate line.
9742 (common_handle_option): Handle the -v option.
9743 For --help enable the display of undocumented options if the -v
9744 switch has been included on the command line.
9745 For --help= check for overlaps in the arguments between the option
9746 classes and the language names and issue a warning when they
9747 cannot be disambiguated.
9748 * c.opt (v): Pass on to the common option handler.
9750 2008-02-19 Revital Eres <eres@il.ibm.com>
9752 * modulo-sched.c (sms_schedule): Change dump message when
9753 create_ddg function fails.
9754 (try_scheduling_node_in_cycle): Rename row to cycle.
9755 (print_partial_schedule): Rename CYCLE to ROW.
9757 2008-02-19 Christian Bruel <christian.bruel@st.com>
9758 Zdenek Dvorak <ook@ucw.cz>
9760 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
9762 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9765 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
9766 (*x86_movdicc_0_m1_se): Ditto.
9768 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9770 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
9771 (CMPtype): Define as __gcc_CMPtype.
9772 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
9773 (CMPtype): Define as __gcc_CMPtype.
9775 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
9777 Support valgrind 3.3 for --enable-checking=valgrind.
9778 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
9780 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
9781 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
9782 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
9783 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
9784 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
9785 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
9786 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
9788 * ggc-zone.c: Similar.
9789 * ggc-page.c: Similar.
9791 2008-02-19 Paul Brook <paul@codesourcery.com>
9794 * config/arm/ieee754-df.S: Fix do_it typo.
9795 * config/arm/ieee754-sf.S: Fix do_it typo.
9797 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9800 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
9801 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
9802 (OPTION_MASK_ISA_SSE_SET): Likewise.
9803 (OPTION_MASK_ISA_SSE2_SET): Likewise.
9804 (OPTION_MASK_ISA_SSE3_SET): Likewise.
9805 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
9806 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
9807 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
9808 (OPTION_MASK_ISA_SSE4_SET): Likewise.
9809 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
9810 (OPTION_MASK_ISA_SSE5_SET): Likewise.
9811 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
9812 (OPTION_MASK_ISA_MMX_UNSET): Updated.
9813 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
9814 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9815 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9816 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9817 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9818 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9819 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9820 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
9821 (OPTION_MASK_ISA_SSE4): Removed.
9822 (ix86_handle_option): Turn on bits in ix86_isa_flags and
9823 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
9824 (override_options): Don't turn on implied SSE/MMX bits in
9827 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9829 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9832 2008-02-18 Joey Ye <joey.ye@intel.com>
9835 * tree-nested.c (insert_field_into_struct): Set type alignment
9836 to field alignment if the former is less than the latter.
9838 2008-02-18 Jakub Jelinek <jakub@redhat.com>
9840 * BASE-VER: Set to 4.4.0.
9842 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9844 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
9845 * doc/cfg.texi: Likewise.
9846 * doc/extend.texi: Likewise.
9847 * doc/gty.texi: Likewise.
9848 * doc/invoke.texi: Likewise.
9849 * doc/loop.texi: Likewise.
9850 * doc/md.texi: Likewise.
9851 * doc/passes.texi: Likewise.
9852 * doc/rtl.texi: Likewise.
9853 * doc/sourcebuild.texi: Likewise.
9854 * doc/tm.texi: Likewise.
9855 * doc/tree-ssa.texi: Likewise.
9857 2008-02-17 Richard Guenther <rguenther@suse.de>
9860 * tree-complex.c (init_parameter_lattice_values): Handle parameters
9861 without default definition.
9863 2008-02-17 Richard Guenther <rguenther@suse.de>
9865 PR tree-optimization/35231
9866 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
9869 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
9872 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9873 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9874 libgcc_cmp_return mode.
9876 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9879 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
9881 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
9883 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
9886 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9888 * doc/c-tree.texi: Use `@.' where appropriate.
9889 * doc/extend.texi: Likewise.
9890 * doc/install.texi: Likewise.
9891 * doc/invoke.texi: Likewise.
9892 * doc/loop.texi: Likewise.
9893 * doc/makefile.texi: Likewise.
9894 * doc/md.texi: Likewise.
9895 * doc/passes.texi: Likewise.
9896 * doc/standards.texi: Likewise.
9897 * doc/tm.texi: Likewise.
9899 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9902 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
9904 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
9905 rather than in entry_bb.
9907 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9909 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9910 libgcc_cmp_return mode.
9912 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9915 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
9916 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
9918 2008-02-15 Richard Guenther <rguenther@suse.de>
9919 Zdenek Dvorak <ook@ucw.cz>
9921 PR tree-optimization/35164
9922 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
9923 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
9924 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
9925 Only propagate addresses which do not have abnormal SSA_NAMEs
9928 2008-02-15 Joseph Myers <joseph@codesourcery.com>
9931 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
9933 2008-02-15 Jan Hubicka <jh@suse.cz>
9936 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
9938 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9941 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
9942 when calculating alignment_pad.
9944 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9946 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
9947 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
9948 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
9949 and STACK_BOUNDARY define.
9951 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
9953 PR preprocessor/35061
9954 * c-pragma.c (handle_pragma_pop_macro): Check that
9955 pushed_macro_table has been allocated.
9957 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
9960 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
9961 (force_gimple_operand): Likewise.
9962 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
9963 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
9964 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
9965 (find_interesting_uses_address): Check addressability and alignment
9966 of the base expression only after substituting bases of IVs into it.
9968 2008-02-14 Michael Matz <matz@suse.de>
9971 * function.c (instantiate_virtual_regs_in_insn): Reload address
9972 before falling back to reloading the whole operand.
9974 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
9976 * config/s390/s390.c (s390_mainpool_start): Emit the pool
9977 before the first section switch note.
9979 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9981 * doc/bugreport.texi: Update copyright years.
9982 * doc/c-tree.texi: Likewise.
9983 * doc/cfg.texi: Likewise.
9984 * doc/cpp.texi: Likewise.
9985 * doc/cppinternals.texi: Likewise.
9986 * doc/fragments.texi: Likewise.
9987 * doc/frontends.texi: Likewise.
9988 * doc/gcc.texi: Likewise.
9989 * doc/gty.texi: Likewise.
9990 * doc/hostconfig.texi: Likewise.
9991 * doc/implement-c.texi: Likewise.
9992 * doc/libgcc.texi: Likewise.
9993 * doc/loop.texi: Likewise.
9994 * doc/makefile.texi: Likewise.
9995 * doc/options.texi: Likewise.
9996 * doc/passes.texi: Likewise.
9997 * doc/rtl.texi: Likewise.
9998 * doc/sourcebuild.texi: Likewise.
9999 * doc/standards.texi: Likewise.
10000 * doc/tree-ssa.texi: Likewise.
10001 * doc/trouble.texi: Likewise.
10003 * doc/extend.texi: Use @: or add comma where appropriate.
10004 * doc/invoke.texi: Likewise.
10005 * doc/tm.texi: Likewise.
10007 2008-02-14 Alan Modra <amodra@bigpond.net.au>
10010 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
10013 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
10015 * doc/md.texi (clz, ctz): Add reference.
10016 * doc/rtl.texi (clz, ctz): Likewise.
10018 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10021 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
10024 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
10026 * config/s390/s390.c (struct constant_pool): New field
10027 emit_pool_after added.
10028 (s390_mainpool_start): Set the emit_pool_after flag according
10029 to the section switch notes.
10030 (s390_mainpool_finish): Consider emit_pool_after when emitting
10031 the literal pool at the end of the function.
10032 (s390_chunkify_start): Force literal pool splits at section
10035 2008-02-13 Michael Matz <matz@suse.de>
10038 * var-tracking.c (clobber_variable_part): Correctly traverse the
10041 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10044 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
10045 Add -fdump-ipa-inline.
10046 * tree-dump.c (dump_files): Remove tree-inlined dump.
10047 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
10049 2008-02-12 Richard Guenther <rguenther@suse.de>
10051 PR tree-optimization/35171
10052 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
10055 2008-02-12 Richard Guenther <rguenther@suse.de>
10057 PR middle-end/35163
10058 * fold-const.c (fold_widened_comparison): Use get_unwidened in
10059 value-preserving mode. Disallow final truncation.
10061 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
10063 PR middle-end/35136
10064 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
10065 code from here to...
10066 (force_gimple_operand): ...here.
10068 2008-02-12 Jakub Jelinek <jakub@redhat.com>
10071 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
10072 non-compatible pointers.
10073 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
10074 different FIELD_DECLs, try harder by comparing field offsets, sizes
10077 PR inline-asm/35160
10078 * function.c (match_asm_constraints_1): Don't replace the same input
10081 2008-02-12 Anatoly Sokolov <aesok@post.ru>
10083 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
10084 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
10085 (expand_epilogue): Restore RAMPZ register.
10086 * config/avr/avr.md (RAMPZ_ADDR): New constant.
10088 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
10090 * config/i386/cygwin.asm: (__alloca): Correct calling
10091 convention and alignment.
10092 (__chkstk): Force 8 byte stack alignment.
10094 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
10095 Richard Guenther <rguenther@suse.de>
10097 PR tree-optimization/33992
10098 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
10099 the zero we compare against.
10101 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
10103 PR libfortran/35063
10104 * gthr-win32.h (__gthread_mutex_destroy_function): New function
10105 to CloseHandle after unlocking to prevent accumulation of handle
10108 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10110 PR middle_end/34150
10111 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
10112 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
10113 and update LABEL_NUSES during and after reload.
10115 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
10117 PR middle-end/34627
10118 * combine.c (simplify_if_then_else): Make sure the comparison is
10119 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
10121 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
10124 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
10125 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
10126 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
10127 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
10128 * tree.h (get_type_static_bounds): Likewise.
10130 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10132 * doc/invoke.texi (Option Summary, C++ Dialect Options)
10133 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10134 Make -Wfoo language annotations match what the compiler outputs.
10136 2008-02-08 Sa Liu <saliu@de.ibm.com>
10138 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
10139 intrinsics spu_convts, spu_convtu, spu_convtf.
10141 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
10143 * doc/extend.texi (Function Attributes) <noinline>: Mention
10144 asm ("") as method to keep calls.
10146 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10149 * doc/options.texi (Options): Replace references to opts.sh with
10151 * opts-common.c: Likewise.
10152 * optc-gen.awk: Likewise.
10154 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
10156 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
10158 2008-02-07 Richard Henderson <rth@redhat.com>
10161 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
10162 EXPR_LIST for the REG_EQUAL instead of a comparison with a
10165 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
10167 PR tree-optimization/35085
10168 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
10169 for operand entry oe2 in addition to operand entry oe3 in order to
10170 expose more opportunities for vectorizer sum reduction.
10172 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10175 * Makefile.in (LIBS): Remove $(GMPLIBS).
10176 (cc1-dummy, cc1): Add $(GMPLIBS).
10178 2008-02-06 Jan Hubicka <jh@suse.cz>
10181 * i386.md (moddf_integer): Do not produce partial memory stalls for
10182 targets where it hurts.
10184 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
10187 * optabs.c (expand_float): Do not check for decimal modes when
10188 expanding unsigned integer through signed conversion.
10190 2008-02-06 Nick Clifton <nickc@redhat.com>
10192 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
10193 inside the clobber with a match_operand and duplicated operand
10194 number in the constraint.
10195 (ineqbranchsi): Delete redundant comment.
10197 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10199 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
10200 builtin_define ("__USE_INIT_FINI__").
10201 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
10203 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
10205 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10207 PR documentation/30330
10208 * doc/invoke.texi (C++ Dialect Options)
10209 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10210 For each warning option -Wfoo that allows -Wno-foo, ensure both
10211 -Wfoo and -Wno-foo are listed in the option index. Fix index
10212 entry of -Wswitch-default, index -Wnormalized= including the
10213 `=', and -Wlarger-than-@var{len} including @var{len}.
10215 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10217 * config/i386/i386.md (floatunssisf2): Use
10218 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
10219 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
10220 Macroize expander using MODEF mode iterator.
10222 2008-02-05 Diego Novillo <dnovillo@google.com>
10224 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
10227 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
10229 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10232 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
10234 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
10237 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
10238 to indicate if a message should be generated.
10239 (init_cumulative_args): Updated.
10240 (function_value_32): Likewise.
10242 2008-02-05 Joseph Myers <joseph@codesourcery.com>
10244 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
10246 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10249 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
10250 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
10252 2008-02-04 Diego Novillo <dnovillo@google.com>
10254 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
10257 * tree-vrp.c (vrp_evaluate_conditional): With
10258 -Wtype-limits, emit a warning when comparing against a
10259 constant outside the natural range of OP0's type.
10261 2008-02-04 Richard Guenther <rguenther@suse.de>
10263 PR middle-end/33631
10264 * expr.c (count_type_elements): Give for unions instead of
10267 2008-02-04 Richard Guenther <rguenther@suse.de>
10269 PR middle-end/35043
10270 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
10271 to TYPE_DOMAINs base type instead of using bitsizetype here.
10273 2008-02-03 Jason Merrill <jason@redhat.com>
10275 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
10277 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10280 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
10281 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
10282 (RS/6000 and PowerPC Options): Fix typos and markup.
10283 * doc/passes.texi (Tree-SSA passes): Likewise.
10285 2008-02-02 Michael Matz <matz@suse.de>
10288 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
10289 from record_last_reg_set_info.
10290 (record_last_reg_set_info): Take an RTX argument, iterate over all
10291 constituent hardregs.
10292 (record_last_set_info, record_opr_changes): Change calls to
10293 new signature or to record_last_reg_set_info_regno.
10295 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
10297 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
10299 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
10301 PR rtl-optimization/34773
10302 * reg-notes.def (EQUAL): Mention significance of combination of
10303 REG_EQUAL and REG_RETVAL.
10304 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
10305 insn that has a REG_RETVAL.
10307 2008-02-01 Roger Sayle <roger@eyesopen.com>
10310 * configure.ac (--enable-fixed-point): Disable unless explicitly
10312 * configure: Regenerate.
10314 2008-02-01 Richard Guenther <rguenther@suse.de>
10317 * invoke.texi (-finline-limit): Remove no longer true parts
10318 of the documentation. Note that there is no default value.
10320 2008-02-01 Andrew Pinski <pinskia@gmail.com>
10321 Mark Mitchell <mark@codesourcery.com>
10322 Ben Elliston <bje@au.ibm.com>
10325 * doc/extend.texi (Other Builtins): Document.
10327 2008-01-31 Tom Browder <tom.browder@gmail.com>
10329 * doc/c-tree.texi (Types): Fix grammar.
10330 (Expression trees): Ditto.
10331 * doc/passes.texi (Tree-SSA passes): Ditto.
10333 * doc/configterms.texi (Configure Terms): Fix typo.
10334 * doc/cpp.texi (Common Predefined Macros): Ditto.
10335 * doc/md.texi (Machine Constraints): Ditto.
10337 * doc/makefile.texi (Makefile): Add comma.
10339 2008-01-31 Tom Browder <tom.browder@gmail.com>
10340 Gerald Pfeifer <gerald@pfeifer.com>
10342 * doc/sourcebuild.texi (Front End): Remove references to CVS
10343 and CVSROOT/modules.
10344 (Texinfo Manuals): Replace reference to CVS by one to SVN.
10345 (Back End): Remove reference to CVS.
10347 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10350 * config/mips/mips.c (gen_load_const_gp): New function, taking a
10352 (mips16_gp_pseudo_reg): ...here.
10353 * config/mips/mips.md (load_const_gp): Replace with...
10354 (load_const_gp_<mode>): ...this :P-based insn.
10356 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10358 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
10359 options. Minor fixes.
10360 (-std): Move reference to standards closer to where language
10361 standards are first mentioned.
10363 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10365 PR rtl-optimization/34995
10366 * reload.c (alternative_allows_const_pool_ref): Take an rtx
10367 parameter and return a bool. If the rtx parameter is nonnull,
10368 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
10369 (find_reloads): Update call accordingly. Pass the new operand
10370 if it needed no address reloads, otherwise pass null.
10372 2008-01-30 Richard Henderson <rth@redhat.com>
10375 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
10376 for unbounded arrays.
10378 2008-01-30 Silvius Rus <rus@google.com>
10380 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
10382 2008-01-30 Jan Hubicka <jh@suse.cz>
10385 * i386.c (init_cumulative_args): Use real function declaration when
10388 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
10390 PR rtl-optimization/34998
10391 * global.c (build_insn_chain): Treat non-subreg_lowpart
10392 SUBREGs of pseudos as clobbering all the words covered by the
10393 SUBREG, not just all the bytes.
10394 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
10395 original df_ref rather than an extract parameter.
10396 (global_conflicts): Update call accordingly.
10398 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
10400 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
10401 the overflow check to make it easier to read.
10402 (__fixtfdi): Change the type of the ll member in union
10403 long_double to UDItype_x.
10405 2008-01-30 Jakub Jelinek <jakub@redhat.com>
10407 PR middle-end/34969
10408 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
10409 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
10410 * tree-inline.c (fold_marked_statements): Call
10411 cgraph_update_edges_for_call_stmt if folding a call statement.
10412 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
10413 debug_generic_stmt calls, reset it back afterwards.
10416 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
10418 * c-typeck.c (build_external_ref): Don't pedwarn about
10419 static vars in current function's scope.
10421 2008-01-29 Joseph Myers <joseph@codesourcery.com>
10423 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
10425 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
10428 * ipa-struct-reorg.c: Fix spelling.
10429 * params.def: Ditto.
10431 2008-01-29 Richard Guenther <rguenther@suse.de>
10433 PR middle-end/35006
10434 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
10436 * tree-inline.c (remap_type): Increment remapping_type_depth
10437 around remapping types.
10438 (copy_body_r): Only add referenced variables if they are referenced
10439 from code, not types.
10441 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
10452 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
10453 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
10455 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
10458 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
10459 pointer for tiny stack.
10461 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10463 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
10465 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10467 * config/vx-common.h: Fix typo in comment.
10469 2008-01-28 Ian Lance Taylor <iant@google.com>
10473 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
10474 coalesce pointers if they have different DECL_NO_TBAA_P values.
10475 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
10476 between variables with different DECL_NO_TBAA_P values.
10478 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
10481 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
10482 are not legitimate small data references on SPE targets.
10484 2008-01-28 David Daney <ddaney@avtrex.com>
10486 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
10488 2008-01-28 David Daney <ddaney@avtrex.com>
10490 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
10492 2008-01-27 Joseph Myers <joseph@codesourcery.com>
10494 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
10495 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
10496 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
10497 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
10498 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10499 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
10500 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
10501 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
10503 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10505 * basic-block.h (condjump_equiv_p): Fix comment.
10507 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10509 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
10510 print_generic_stmt_indented): Fix comment.
10512 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10514 * configure.ac (__stack_chk_fail): Add detecion for availability
10515 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
10516 * configure: Regenerate.
10518 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
10520 PR middle-end/34688
10521 * final.c (output_addr_const): Handle TRUNCATE.
10523 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
10526 * tree-ssa-loop-ivopts.c (comp_cost): New type.
10527 (zero_cost, infinite_cost): New constants.
10528 (struct cost_pair): Change type of cost to comp_cost.
10529 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
10530 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
10532 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
10533 split_address_cost, ptr_difference_cost, difference_cost,
10534 get_computation_cost_at, get_computation_cost,
10535 determine_use_iv_cost_generic, determine_use_iv_cost_address,
10536 determine_use_iv_cost_condition, determine_use_iv_costs,
10537 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
10538 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
10539 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
10540 Change type of cost to comp_cost.
10541 (determine_iv_cost): Increase cost of non-original ivs, instead
10542 of decreasing the cost of original ones.
10543 (get_address_cost): Indicate the complexity of the addressing mode
10545 (try_add_cand_for): Prefer using ivs not specific to some object.
10546 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
10548 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
10549 Janis Johnson <janis187@us.ibm.com>
10552 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
10553 (TARGET_INSTANTIATE_DECLS): Likewise.
10554 * target.h (expand_to_rtl_hook): New target hook.
10555 (instantiate_decls): Likewise.
10556 * function.c (instantiate_decl): Make non-static. Rename to...
10557 (instantiate_decl_rtl): ... this.
10558 (instantiate_expr): Use instantiate_decl_rtl.
10559 (instantiate_decls_1): Likewise.
10560 (instantiate_decls): Likewise.
10561 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
10562 * function.h (instantiate_decl_rtl): Add prototype.
10563 * cfgexpand.c (target.h): New include.
10564 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
10565 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
10566 (TARGET_INSTANTIATE_DECLS): Likewise.
10567 (TARGET_INITIALIZER): New target hooks added.
10568 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
10570 * config/rs6000/rs6000.c (tree-flow.h): New include.
10571 (machine_function): Add sdmode_stack_slot field.
10572 (rs6000_alloc_sdmode_stack_slot): New function.
10573 (rs6000_instantiate_decls): Likewise.
10574 (rs6000_secondary_memory_needed_rtx): Likewise.
10575 (rs6000_check_sdmode): Likewise.
10576 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
10577 (TARGET_INSTANTIATE_DECLS): Likewise.
10578 (rs6000_hard_regno_mode_ok): Allow SDmode.
10579 (num_insns_constant): Likewise. Handle _Decimal32 constants.
10580 (rs6000_emit_move): Handle SDmode.
10581 (function_arg_advance): Likewise.
10582 (function_arg): Likewise.
10583 (rs6000_gimplify_va_arg): Likewise. Add special handling of
10584 SDmode var args for 32-bit compiles.
10585 (rs6000_secondary_reload_class): Handle SDmode.
10586 (rs6000_output_function_epilogue): Likewise.
10587 (rs6000_function_value): Simplify if statement.
10588 (rs6000_libcall_value): Likewise.
10589 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
10590 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
10591 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
10592 (movsd_hardfloat): New define_insn.
10593 (movsd_softfloat): Likewise.
10594 (movsd_store): Likewise.
10595 (movsd_load): Likewise.
10596 (extendsddd2): Likewise.
10597 (extendsdtd2): Likewise.
10598 (truncddsd2): Likewise.
10599 (movdd_hardfloat64): Fixup comment.
10600 (UNSPEC_MOVSD_LOAD): New constant.
10601 (UNSPEC_MOVSD_STORE): Likewise.
10603 2008-01-26 Jakub Jelinek <jakub@redhat.com>
10606 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
10608 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
10609 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
10610 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
10611 and TRUTH_XOR_EXPR.
10613 2008-01-26 David Edelsohn <edelsohn@gnu.org>
10616 * config.gcc: Separate AIX 5.3 from AIX 6.1.
10617 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10618 __LONGDOUBLE128 too.
10619 * config/rs6000/aix61.h: New file.
10621 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10623 PR rtl-optimization/34959
10624 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
10625 popcount and parity rtxes the same mode as their operand.
10626 Truncate or extend the result to the return value's mode
10629 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10632 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
10633 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
10634 to GOT_VERSION_REGNUM.
10635 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
10636 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
10637 * config/mips/mips.c (mips_emit_call_insn): New function.
10638 (mips_call_tls_get_addr): Call mips_expand_call directly.
10639 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
10641 (mips16_build_call_stub): Likewise. Return the call insn or null.
10642 (mips_expand_call): Update the call to mips16_build_call_stub
10643 accordingly and a remove redundant condition. Assert that MIPS16
10644 stubs do not use lazy binding. Use mips_emit_call_insn and return
10646 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
10648 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
10649 (mips_avoid_hazard): Remove hazard_set handling.
10650 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
10651 (UNSPEC_RESTORE_GP): ...this.
10652 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
10653 (FAKE_CALL_REGNO): Rename to...
10654 (GOT_VERSION_REGNUM): ...this.
10655 (type): Add "ghost" value. Add an associated insn reservation.
10656 (hazard_set): Remove.
10657 (exception_receiver): Rename to...
10658 (restore_gp): ...this and update the unspec identifier accordingly.
10659 (exception_receiver, nonlocal_got_receiver): New expanders.
10660 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
10661 FAKE_CALL_REGNO. Remove hazard_set attribute.
10662 (set_got_version, update_got_version): New patterns.
10664 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
10667 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
10669 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10672 * doc/install.texi2html: Generate gcc-vers.texi.
10674 2008-01-25 DJ Delorie <dj@redhat.com>
10676 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10678 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10680 * config/c4x: Remove directory.
10681 * config.gcc (crx-*, mt-*): Mark obsolete.
10682 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
10683 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
10684 sh-*-rtemscoff*): Remove cases.
10685 * defaults.h (C4X_FLOAT_FORMAT): Remove.
10686 * real.c (encode_c4x_single, decode_c4x_single,
10687 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
10688 c4x_extended_format): Remove.
10689 * real.h (c4x_single_format, c4x_extended_format): Remove.
10690 * doc/extend.texi (interrupt, naked): Remove mention of attributes
10692 (Pragmas): Remove comment about c4x pragmas.
10693 * doc/install.texi (c4x): Remove target-specific instructions.
10694 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
10695 * doc/md.texi (Machine Constraints): Remove C4x documentation.
10696 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
10697 refer to C4x source files as examples.
10698 (C4X_FLOAT_FORMAT): Remove documentation.
10700 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
10702 * config/bfin/bfin.c (override_options): Reorder tests so that
10703 flag_pic gets enabled for -msep-data.
10705 2008-01-25 Richard Guenther <rguenther@suse.de>
10707 PR middle-end/32244
10708 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
10709 to its bitfield precision if required.
10711 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10713 PR middle-end/33880
10714 * tree-nested.c (walk_omp_for): New function.
10715 (convert_nonlocal_reference, convert_local_reference): Call
10716 walk_omp_for on OMP_FOR.
10717 (convert_call_expr): Call walk_body on OMP_FOR's
10718 OMP_FOR_PRE_INIT_BODY.
10720 2008-01-25 Richard Guenther <rguenther@suse.de>
10722 PR tree-optimization/34966
10723 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
10724 default defs and PHI_NODEs we have to insert after the
10725 defining statement.
10727 2008-01-24 Nick Clifton <nickc@redhat.com>
10729 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
10730 Provide a default definition.
10731 (LIBGCC2_UNITS_PER_WORD): Likewise.
10733 * config/stormy16/stormy16.c: Include df.h for the prototype
10734 for df_regs_ever_live_p.
10735 (xstormy16_expand_builtin_va_start): Convert the stack offset
10736 into a component_ref and then use POINTER_PLUS_EXPR to add it
10737 to the incoming_virtual_args_rtx.
10738 (xstormy16_gimplify_va_arg_expr): Rename to
10739 xstormy16_gimplify_va_arg_expr.
10740 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
10741 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
10742 xstormy16_gimplify_va_arg_expr.
10743 Fix up some formatting issues.
10745 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
10746 Move to predicates.md.
10747 (xs_hi_general_operand): Likewise.
10748 (xs_hi_nonmemory_operand): Likewise.
10749 * config/stormy16/predicates.md:
10750 (xstormy16_carry_plus_operand): New predicate.
10751 (xs_hi_general_operand): New predicate.
10752 (xs_hi_nonmemory_operand): New predicate.
10753 * config/stormy16/stormy16-protos.h:
10754 (xstormy16_carry_plus_operand): Delete prototype.
10755 (xs_hi_general_operand): Likewise.
10756 (xs_hi_nonmemory_operand): Likewise.
10758 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
10759 modifiers as they are no longer needed and they can trigger
10760 reload spill failures.
10762 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
10763 with a match_operand in order to help reload.
10765 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
10766 constraint with 'e' for the 8th alternative as this version of
10767 the mov.w instruction only accepts the lower 8 registers.
10769 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
10772 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
10773 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
10776 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10778 PR middle-end/33333
10779 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
10781 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10783 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
10785 (remove_structure): Update allocations list before removing structure.
10787 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10789 * ipa-struct-reorg.c (is_safe_cond_expr,
10790 create_new_stmts_for_cond_expr): Use integer_zerop function,
10791 that recognize not only zero-pointer, but zero-integer too.
10793 2008-01-25 Ben Elliston <bje@au.ibm.com>
10796 * fixproto: Escape "." in sed expression that strips leading "./".
10798 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
10801 * gcc.c (SWITCH_OK): Removed.
10802 (SWITCH_LIVE): Changed to bit.
10803 (SWITCH_FALSE): Likewise.
10804 (SWITCH_IGNORE): Likewise.
10805 (switchstr): Change live_cond to unsigned int.
10806 (process_command): Replace SWITCH_OK with 0.
10807 (do_self_spec): Likewise.
10808 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
10809 (give_switch): Likewise.
10810 (used_arg): Likewise.
10811 (do_spec_1): Set the SWITCH_IGNORE bit.
10812 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
10813 bits. Set the SWITCH_LIVE bit.
10815 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10817 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
10819 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
10821 PR tree-optimization/34472
10822 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
10823 parameter to a "bool *" and set *DATA to false if there is
10824 an unsafe access. Do not delete the structure here.
10825 (check_cond_exprs): Delete it here instead.
10826 (check_cond_exprs, exclude_cold_structs): Do not increase
10827 I when removing a structure.
10829 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
10832 * config/i386/i386.c (ix86_expand_vector_init): Consider only
10833 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
10835 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
10837 PR middle-end/34934
10838 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
10839 a fixed vector for stack.
10841 2008-01-24 Ben Elliston <bje@au.ibm.com>
10844 * doc/gcc.texi (Software development): Add a direntry for g++.
10846 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
10848 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
10849 stale and straggling -fforce-addr comments above.
10851 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
10853 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
10854 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
10856 2008-01-23 Michael Matz <matz@suse.de>
10859 * dwarf2out.c (force_type_die): Use modified_type_die instead of
10862 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
10864 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
10865 malloc result type.
10867 2008-01-23 Anatoly Sokolov <aesok@post.ru>
10869 * config/avr/avr.c (avr_current_arch): New variable.
10870 (avr_arch_types): Add 'avr31' and 'avr51' entries.
10871 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
10872 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
10873 (avr_override_options): Init 'avr_current_arch'.
10874 (base_arch_s): Move from here...
10875 * config/avr/avr.h (base_arch_s): ... here. Add new members
10876 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
10877 'mega' to 'have_jmp_call'.
10878 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
10879 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
10881 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
10883 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10884 MULTILIB_MATCHES): (Ditto.).
10886 2008-01-23 Richard Guenther <rguenther@suse.de>
10888 PR middle-end/31529
10889 * cgraphunit.c (cgraph_reset_node): Always mark the node
10890 not reachable if it is not queued already.
10892 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
10894 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
10895 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
10896 (cputype_selected): New static variable.
10897 (bfin_handle_option): Set it if -mcpu is used.
10898 (override_option): Select default set of workarounds if no cpu type
10899 selected on the command line.
10900 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
10902 From Michael Frysinger <michael.frysinger@analog.com>
10903 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
10904 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
10906 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
10907 for bf547, bf523, bf524, and bf526.
10908 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
10910 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10911 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
10912 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
10913 __ADSPBF547__ and __ADSPBF54x__ for bf547.
10914 * doc/invoke.texi (Blackfin Options): Document that
10915 -mcpu now accept bf547, bf523, bf524, and bf526.
10917 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
10919 PR rtl-optimization/34628
10920 * combine.c (try_combine): Stop and undo after the first combination
10921 if an autoincrement side-effect on the first insn has effectively
10924 2008-01-22 David Edelsohn <edelsohn@gnu.org>
10927 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
10928 Offset addresses are not valid for Altivec or paired float modes.
10930 2008-01-22 Jakub Jelinek <jakub@redhat.com>
10933 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
10934 if DECL_INITIAL (decl) is error_mark_node.
10937 * c-common.c (handle_vector_size_attribute): Only allow
10938 integral, scalar float and fixed point types. Handle OFFSET_TYPE
10939 the same way as pointer, array etc. types.
10940 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
10943 * tree.c (build_type_attribute_qual_variant): Call
10944 build_qualified_type if attributes are equal, but quals are not.
10946 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10949 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
10950 * flags.h (warn_strict_aliasing): Remove.
10951 (warn_strict_overflow): Remove.
10952 * opts.c (warn_strict_aliasing): Remove.
10953 (warn_strict_overflow): Remove.
10954 * c-opts.c (c_common_handle_option): -Wall only sets
10955 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
10956 (c_common_post_options): Give default values to -Wstrict-aliasing
10957 and -Wstrict-overflow if they are uninitialized.
10958 * common.opt (Wstrict-aliasing): Specify Var and Init.
10959 (Wstrict-overflow): Likewise.
10961 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
10963 PR rtl-optimization/26854
10964 PR rtl-optimization/34400
10965 PR rtl-optimization/34884
10966 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
10968 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
10969 (df_rd_bb_info.expanded_lr_out): Deleted
10970 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
10971 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
10972 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10973 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10974 Removed code to allocate, initialize or free expanded_lr_out.
10975 (df_rd_bb_local_compute_process_def): Restructured to make more
10977 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
10978 sets if the sets are being trimmed.
10980 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
10983 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
10984 (as_vers): Likewise.
10985 * configure: Regenerated.
10987 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10989 PR middle-end/33092
10990 * tree-pass.h (pass_build_alias): New pass.
10991 * tree-ssa-alias.c (gate_build_alias): New.
10992 (pass_build_alias): New.
10993 * passes.c (init_optimization_passes): Add pass_build_alias after
10994 pass_create_structure_vars.
10996 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
10998 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
10999 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
11000 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
11001 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
11002 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
11003 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
11004 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
11005 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
11006 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
11007 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
11008 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
11009 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
11010 * config/s390/s390.md (FP_ALL): New mode iterator.
11011 (_d): New mode attribute.
11012 ("*signbit<mode>2>"): Changed mode of first operand.
11013 ("isinf<mode>2"): Changed mode of first operand.
11014 ("*TDC_insn"): Adaptation for DFP modes.
11016 2008-01-22 Ben Elliston <bje@au.ibm.com>
11018 * tree.c (check_qualified_type): Improve function description.
11020 2008-01-21 Jason Merrill <jason@redhat.com>
11023 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
11024 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
11027 2008-01-21 DJ Delorie <dj@redhat.com>
11029 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
11032 2008-01-21 Richard Guenther <rguenther@suse.de>
11034 PR middle-end/34856
11035 * tree-cfg.c (verify_expr): Allow all invariant expressions
11036 instead of just constant class ones as reference argument.
11037 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
11038 like any other constant.
11039 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
11041 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
11043 * regmove.c (fixup_match_1): Update call crossed frequencies.
11045 2008-01-21 Richard Guenther <rguenther@suse.de>
11048 * tree-inline.c (setup_one_parameter): Deal with mismatched
11049 types using a VIEW_CONVERT_EXPR.
11051 2008-01-21 Alon Dayan <alond@il.ibm.com>
11052 Olga Golovanevsky <olga@il.ibm.com>
11054 PR tree-optimization/34701
11055 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
11056 when the structure size is not a power of 2.
11058 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
11060 * doc/install.texi: Add doc for --enable-checking=df.
11062 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
11064 PR rtl-optimization/34808
11065 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
11067 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11069 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
11072 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11074 PR rtl-optimization/26854
11075 PR rtl-optimization/34400
11076 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
11078 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
11079 (df_rd_bb_info.expanded_lr_out): New.
11080 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
11081 * loop_iv.c (iv_analysis_loop_init): Ditto.
11082 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11083 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11084 Added code to allocate, initialize or free expanded_lr_out.
11085 (df_rd_bb_local_compute_process_def): Restructured to make
11086 more understandable.
11087 (df_rd_confluence_n): Add code to do nothing with fake edges and
11088 code to no apply invalidate_by_call sets if the sets are being trimmed.
11089 (df_lr_local_finalize): Renamed to df_lr_finalize.
11090 (df_live_local_finalize): Renamed to df_live_finalize.
11092 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11095 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
11096 deciding whether to use reciprocal instructions.
11098 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
11100 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
11101 dwarf2out_note_section_used if cold_text_section is NULL.
11103 2008-01-19 Jakub Jelinek <jakub@redhat.com>
11105 PR gcov-profile/34610
11106 * tree-cfg.c (make_edges): Mark both outgoing edges from
11107 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
11108 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
11109 from OMP_FOR and OMP_CONTINUE outgoing edges.
11111 * tree-profile.c (tree_profiling): Return early if
11112 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
11114 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
11115 from cfun to child_cfun.
11116 * function.h (struct function): Add after_tree_profile bit.
11118 2008-01-19 Anatoly Sokolov <aesok@post.ru>
11120 * config/avr/avr.S (_exit): Disable interrupt.
11122 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11123 Steven Bosscher <stevenb.gcc@gmail.com>
11125 PR rtl-optimization/26854
11126 PR rtl-optimization/34400
11127 * df-problems.c (df_live_scratch): New scratch bitmap.
11128 (df_live_alloc): Allocate df_live_scratch when doing df_live.
11129 (df_live_reset): Clear the proper bitmaps.
11130 (df_live_bb_local_compute): Only process the artificial defs once
11131 since the order is not important.
11132 (df_live_init): Init the df_live sets only with the variables
11133 found live by df_lr.
11134 (df_live_transfer_function): Use the df_lr sets to prune the
11135 df_live sets as they are being computed.
11136 (df_live_free): Free df_live_scratch.
11138 2008-01-18 Ian Lance Taylor <iant@google.com>
11140 * common.opt: Add fmerge-debug-strings.
11141 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
11142 flag_merge_debug_strings rather than flag_merge_constants.
11143 * doc/invoke.texi (Option Summary): Mention
11144 -fmerge-debug-strings.
11145 (Debugging Options): Document -fmerge-debug-strings.
11147 2008-01-18 Ian Lance Taylor <iant@google.com>
11150 * tree.h (DECL_IS_OPERATOR_NEW): Define.
11151 (struct tree_function_decl): Add new field operator_new_flag.
11152 * tree-inline.c (expand_call_inline): When inlining a call to
11153 operator new, force the return value to go into a variable, and
11154 set DECL_NO_TBAA_P on that variable.
11155 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
11157 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
11160 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
11161 DWARF2_DEBUGGING_INFO.
11162 (dwarf2out_note_section_used): Ditto. Add prototype.
11163 (have_multiple_function_sections, text_section_used,
11164 cold_text_section_used, *cold_text_sections): Move declarations
11167 2008-01-17 Bob Wilson <bob.wilson@acm.org>
11169 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
11170 field and add signal_ra.
11171 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
11172 assignments to frame state pc. Move end of stack check after
11173 MD_FALLBACK_FRAME_STATE_FOR.
11174 (uw_update_context_1): Use frame state signal_regs if set, instead
11175 of checking signal_frame flag.
11176 (uw_update_context): Use frame state signal_ra if set.
11177 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
11178 * config/xtensa/linux-unwind.h: New file.
11180 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
11182 * modulo-sched.c (get_sched_window): Fix comment typo.
11184 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
11186 PR tree-optimization/34648
11187 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
11189 2008-01-17 Anatoly Sokolov <aesok@post.ru>
11191 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
11192 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
11194 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
11196 PR rtl-optimization/34400
11197 * df-core.c (df_worklist_dataflow_overeager,
11198 df_worklist_dataflow_doublequeue): New functions.
11199 (df_worklist_dataflow): Two different worklist solvers.
11200 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
11203 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11206 * doc/invoke.texi: Document the dependence on pthread for fopenmp
11207 and ftree-parallelize-loops.
11209 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
11211 PR rtl-optimization/34826
11212 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
11214 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
11216 * global.c (find_reg): Mark the eh regs as used if necessary.
11217 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
11218 * ra.h (struct allocno): no_eh_reg field added. Changed
11219 no_stack_reg type to bitfield.
11221 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
11223 * tree.c (substitute_in_expr): Add missing 'break'.
11225 2008-01-17 Richard Guenther <rguenther@suse.de>
11227 PR tree-optimization/34825
11228 * tree-ssa-math-opts.c (is_division_by): Do not recognize
11229 x / x as division to handle.
11231 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11233 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
11234 "-pthread" is specified.
11235 * pa-hpux11.h (LIB_SPEC): Likewise.
11237 2008-01-16 Janis Johnson <janis187@us.ibm.com>
11238 Peter Bergner <bergner@vnet.ibm.com>
11240 PR rtl-optimization/33796
11241 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
11243 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11245 PR libgfortran/34699
11246 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
11248 * pa-hpux10.h (LINK_SPEC): Likewise.
11249 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
11251 2008-01-16 Richard Guenther <rguenther@suse.de>
11253 PR middle-end/32628
11254 * fold-const.c (fold_convert_const_int_from_int): Do not
11255 set overflow if that occured only because of a sign extension
11256 change when converting from/to a sizetype with the same
11257 precision and signedness.
11259 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11262 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
11263 location address to the correct place. Update copyright year.
11265 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11267 * lambda-code.c (lambda_transform_legal_p): Handle the case of
11268 no dependences in the dependence_relations vector.
11270 2008-01-16 Jan Hubicka <jh@suse.cz>
11272 PR rtl-optimization/31396
11273 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
11274 * cfg.c (dump_reg_info): Print it.
11275 * regs.h (struct reg_info_t): add freq_calls_crossed.
11276 (REG_FREQ_CALLS_CROSSED): New macro.
11277 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
11278 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
11279 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
11280 regmove_optimize): Update call crossed frequencies.
11281 * local-alloc.c (struct qty): Add freq_calls_crossed.
11282 (alloc_qty): Copute freq_calls_crossed.
11283 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
11284 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
11285 * ra.h (struct allocno): Add freq_calls_crossed.
11287 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11289 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
11290 libgomp when compiling with ftree-parallelize-loops.
11291 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
11293 2008-01-16 Richard Guenther <rguenther@suse.de>
11295 PR tree-optimization/34769
11296 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
11297 * tree.c (int_cst_value): Instead make this function more
11298 permissive in what it accepts as valid input. Document this
11299 function always sign-extends the value.
11301 2008-01-16 Jakub Jelinek <jakub@redhat.com>
11302 Richard Guenther <rguenther@suse.de>
11305 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
11306 (gimple_fold_indirect_ref_rhs): ... this.
11307 (gimple_fold_indirect_ref): New function with foldings
11308 that preserve lvalueness.
11309 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
11310 * tree-flow.h (gimple_fold_indirect_ref): Declare.
11311 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
11312 to fold an INDIRECT_REF, fall back to the old use of
11313 fold_indirect_ref_1.
11315 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11317 * tree-data-ref.c (subscript_dependence_tester_1): Call
11318 free_conflict_function.
11319 (compute_self_dependence): Same.
11321 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11324 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
11325 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
11327 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
11328 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
11329 for DWARF2_UNWIND_INFO targets.
11331 2008-01-16 Richard Guenther <rguenther@suse.de>
11334 * c-typeck.c (common_pointer_type): Do not merge inconsistent
11335 type qualifiers for function types.
11337 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
11339 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
11340 loop_iterator li from previous commit.
11342 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
11344 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
11346 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11348 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
11349 (parallelize_loops): Don't parallelize irreducible components.
11351 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11354 * c-opts (c_common_post_options): Do not enable CPP
11355 flag_pedantic_errors by default.
11357 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
11359 PR rtl-optimization/31944
11360 * cse.c (remove_pseudo_from_table): New function.
11361 (merge_equiv_classes): Use above function to remove pseudo-registers.
11362 (invalidate): Likewise.
11364 2008-01-13 Richard Guenther <rguenther@suse.de>
11366 PR middle-end/34601
11367 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
11368 instead of TYPE_MODE to deal with calls from expand_one_error_var.
11370 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
11372 * gcse.c (cprop_jump): Call validate_unshare_change instead of
11373 validate_change to unshare the source of the PC set.
11375 2008-01-12 Jan Hubicka <jh@suse.cz>
11377 PR middle-end/32135
11378 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
11379 references above array bounds. This might trigger bounds checks for
11380 pointers to arrays.
11382 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11384 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
11385 new_replaceable_dependencies.
11387 2008-01-12 Doug Kwan <dougkwan@google.com>
11389 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
11390 instead of OPT_Wreturn_type in warning due to ignored return type
11392 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
11393 options included in -Wextra.
11394 * c.opt: New option -Wignored_qualifiers.
11395 * doc/invoke.texi (Warning Options, -Wextra): Add new option
11396 -Wignore_qualifiers.
11397 (-Wignored-qualifiers): Document.
11398 (-Wreturn-type): Remove description of functionality now handled
11399 by -Wignored-qualifiers.
11401 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
11404 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
11405 NOP_EXPR if it is between integral types with the same precision.
11407 2008-01-12 Jan Hubicka <jh@suse.cz>
11410 * invoke.texi (max-inline-recursive-depth): Fix default value.
11412 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
11414 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
11417 2008-01-11 Bob Wilson <bob.wilson@acm.org>
11419 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
11421 2008-01-11 James E. Wilson <wilson@specifix.com>
11424 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
11426 2008-01-11 Anatoly Sokolov <aesok@post.ru>
11428 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
11429 save/restore frame pointer register and don't use 'call-prologues'
11430 optimization in function with "OS_task" attribute.
11432 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
11434 PR middle-end/31309
11435 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
11436 when copying to memory.
11438 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
11440 PR rtl-optimization/30905
11441 * cfgcleanup.c: Include dce.h
11442 (crossjumps_occured): New global variable.
11443 (try_crossjump_bb): Exit loop after finding a fallthru edge.
11444 If something changed, set crossjumps_occured to true.
11445 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
11446 Don't add/remove fake edges to exit here...
11447 (cleanup_cfg): ...but do it here, when crossjumping.
11448 Run a fast DCE when successful crossjumps occured in the latest
11449 iteration of try_optimize_cfg.
11451 2008-01-11 Richard Guenther <rguenther@suse.de>
11453 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
11454 (struct vn_unary_op_s): Likewise.
11455 (vn_reference_insert): Free old reference on hash collision.
11457 2008-01-10 Raksit Ashok <raksit@google.com>
11459 PR rtl-optimization/27971
11460 * combine.c (find_split_point): Split PLUS expressions which are
11461 inside a MEM rtx, and whose first operand is complex.
11463 2008-01-10 DJ Delorie <dj@redhat.com>
11465 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
11466 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
11467 (m32c_hard_regno_ok): Call the underlying function.
11469 2008-01-10 Richard Guenther <rguenther@suse.de>
11471 PR middle-end/34683
11472 * tree-cfg.c (tree_merge_blocks): Do not go through the
11473 full-blown folding and stmt updating path if we just deal
11474 with virtual operands.
11475 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
11476 test for abnormal SSA_NAMEs.
11478 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
11480 PR middle-end/34641
11481 * reload.c (push_reload): Add assertions. All constants from
11482 reg_equiv_constant should have been used for replacing the respective
11484 (find_reloads_address): Invoke find_reloads_address_part for
11485 constant taken from the reg_equiv_constant array.
11487 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
11489 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
11490 field (valnum) the first in the struct. Replace bools with
11493 2008-01-10 Richard Guenther <rguenther@suse.de>
11495 PR tree-optimization/34651
11496 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
11497 types and ordering for masking and converting.
11499 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
11501 PR tree-optimization/34017
11502 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
11503 also for PHI_NODE expressions.
11505 2008-01-09 Jan Hubicka <jh@suse.cz>
11507 PR tree-optimization/34708
11508 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
11509 based on number of case labels.
11510 (init_inline_once): Remove switch_cost.
11511 * tree-inline.h (eni_weights_d): Remove switch_cost.
11513 2008-01-09 Richard Guenther <rguenther@suse.de>
11514 Andrew Pinski <andrew_pinski@playstation.sony.com>
11516 PR middle-end/30132
11517 * gimplify.c (gimplify_cond_expr): Do not create an addressable
11518 temporary if an rvalue is ok or an lvalue is not required.
11520 2008-01-09 Richard Guenther <rguenther@suse.de>
11522 PR middle-end/34458
11523 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
11524 adjust return type.
11526 2008-01-09 Richard Guenther <rguenther@suse.de>
11528 PR middle-end/34679
11529 * tree.c (host_integerp): Check for sizetype only if the
11530 type is an integer type.
11532 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
11535 * opts.c (decode_options): Disable inlining of functions called
11536 once if not in unit-at-a-time mode.
11538 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
11540 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
11542 2008-01-08 Richard Guenther <rguenther@suse.de>
11544 PR middle-end/31863
11545 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
11546 out early if the result will be unused.
11548 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11553 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11554 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11557 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
11559 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
11560 for vectorization tuned.
11562 2008-01-08 Richard Guenther <rguenther@suse.de>
11564 PR tree-optimization/34683
11565 * tree-ssa-operands.c (operand_build_cmp): Export.
11566 * tree-ssa-operands.h (operand_build_cmp): Declare.
11567 * tree-vn.c (vuses_compare): Remove.
11568 (sort_vuses): Use operand_build_cmp.
11569 (sort_vuses_heap): Likewise.
11570 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
11571 to re-use old VEC if available. Do not sort already sorted VUSEs.
11572 (vdefs_to_vec): Do not sort already sorted VDEFs.
11574 2008-01-08 Jakub Jelinek <jakub@redhat.com>
11576 PR middle-end/34694
11577 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
11579 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11582 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
11583 limitations of reciprocal sequences on x86 targets.
11585 2008-01-08 Richard Guenther <rguenther@suse.de>
11587 PR tree-optimization/34683
11588 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
11590 2008-01-07 Jakub Jelinek <jakub@redhat.com>
11593 * config/darwin.c (darwin_mergeable_string_section): Don't use
11594 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
11596 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
11599 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
11600 negxf2. Macroize expander using X87MODEF mode iterator. Change
11601 predicates of op0 and op1 to register_operand.
11602 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
11603 expander using X87MODEF mode iterator. Change predicates of
11604 op0 and op1 to register_operand.
11605 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
11606 corresponding patterns and macroize using MODEF macro. Change
11607 predicates of op0 and op1 to register_operand and remove
11608 "m" constraint. Disparage "r" alternative with "!".
11609 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
11610 macroize using X87MODEF macro. Change predicates of op0 and op1
11611 to register_operand and remove "m" constraint. Disparage "r"
11612 alternative with "!".
11613 (absneg splitter with memory operands): Remove.
11614 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
11615 patterns and macroize using X87MODEF mode iterator.
11616 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
11617 Change predicate of op1 to register_operand.
11618 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
11619 for memory operands.
11621 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
11623 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
11625 2008-01-07 Richard Guenther <rguenther@suse.de>
11627 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
11630 2008-01-07 Richard Guenther <rguenther@suse.de>
11632 PR tree-optimization/34683
11633 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
11634 VOPs of the needed size to save memory. Use VEC_quick_push
11635 to save compile-time.
11636 (vdefs_to_vec): Likewise.
11638 2008-01-07 Sa Liu <saliu@de.ibm.com>
11640 * config/spu/spu.md (divdf3): Genetate inline code for double
11641 division. The implementation doesn't handle INF or NAN, therefore it
11642 only applies when -ffinite-math-only is given.
11644 2008-01-06 Paolo Carlini <pcarlini@suse.de>
11647 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
11648 * doc/cpp.texi ([Common Predefined Macros]): Document.
11650 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
11652 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
11653 order to use commutative addition instead of subtraction.
11655 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11656 Mircea Namolaru <namolaru@il.ibm.com>
11657 Vladimir Yanovsky <yanov@il.ibm.com>
11658 Revital Eres <eres@il.ibm.com>
11660 PR tree-optimization/34263
11661 * tree-outof-ssa.c (process_single_block_loop_latch,
11662 contains_tree_r): New functions.
11663 (analyze_edges_for_bb): Call process_single_block_loop_latch
11664 function to empty single-basic-block latch block if possible.
11666 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11668 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11670 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
11672 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11674 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
11676 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11678 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
11680 2008-01-05 Jakub Jelinek <jakub@redhat.com>
11682 PR tree-optimization/34618
11683 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
11686 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11689 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
11690 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
11691 Update copyright year.
11693 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
11694 Update copyright year.
11695 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
11698 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
11700 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
11701 edge does not point to current bb before changing need_assert.
11703 2008-01-04 Richard Guenther <rguenther@suse.de>
11705 PR middle-end/34029
11706 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
11707 for verifying purposes if they are is_gimple_min_invariant.
11709 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
11711 PR tree-optimization/34448
11712 PR tree-optimization/34465
11713 * gimplify.c (gimplify_init_constructor): Add new parameter
11714 notify_temp_creation. Use it.
11715 (gimplify_modify_expr_rhs): Take volatiles into account when
11716 optimizing constructors.
11717 Do not optimize constructors if gimplify_init_constructor will dump to
11719 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
11720 * gcc.c-torture/compile/pr34448.c: New.
11722 2008-01-04 Jakub Jelinek <jakub@redhat.com>
11724 PR gcov-profile/34609
11725 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
11726 return_slot if result is TREE_ADDRESSABLE.
11728 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
11730 * config/mips/mips.md (sqrt_condition): Tweak comment.
11731 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
11733 2008-01-03 Tom Tromey <tromey@redhat.com>
11736 * c-common.c (c_type_hash): Handle VLAs.
11738 2008-01-03 Jan Hubicka <jh@suse.cz>
11740 PR tree-optimization/31081
11741 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
11742 0 when inlining and not inlining to first basic block.
11743 (remap_decl): When var is initialized to 0, don't set default_def.
11744 (expand_call_inline): Set entry_bb.
11745 * tree-inline.h (copy_body_data): Add entry_bb.
11747 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11750 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
11753 PR tree-optimization/29484
11754 * tree-inline.c (inline_forbidden_p_2): New function.
11755 (inline_forbidden_p): Disallow inlining if some static var
11756 has an address of a local LABEL_DECL in its initializer.
11757 * doc/extend.texi (Labels as Values): Document &&foo behaviour
11760 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
11762 PR tree-optimization/34635
11763 * tree-data-ref.c (add_other_self_distances): Make sure that the
11764 evolution step is constant.
11766 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11768 PR middle-end/34608
11769 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
11771 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
11773 * tree-sra.c (scalarize_init): Insert the generate_element_init
11774 statements after the generate_element_zero statements.
11776 2008-01-02 Richard Guenther <rguenther@suse.de>
11778 PR middle-end/34093
11779 PR middle-end/31976
11780 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
11781 for very large number of operands instead of ICEing.
11783 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
11786 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
11787 while stack probing.
11789 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
11791 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
11794 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
11796 PR libmudflap/26442
11797 * tree-mudflap.c (mx_register_decls): Guard warning by
11798 !DECL_ARTIFICIAL check.
11800 2008-01-01 Jakub Jelinek <jakub@redhat.com>
11802 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
11803 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
11804 sse5_perm<mode>): Fix constraints.