1 2008-06-06 Jakub Jelinek <jakub@redhat.com>
4 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
5 is not bool, boolify the whole *expr_p and convert to the desired type.
7 2008-06-06 Jakub Jelinek <jakub@redhat.com>
9 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to
11 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
12 Add omp_private_outer_ref hook, add another argument to
13 omp_clause_default_ctor hook.
14 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
15 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
17 hook_tree_tree_tree_tree_null.
18 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
19 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
20 * hooks.c (hook_tree_tree_tree_tree_null): New function.
21 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
22 * tree.def (OMP_TASK): New tree code.
23 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
24 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
25 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
26 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
27 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
28 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
29 OMP_CLAUSE_COLLAPSE_EXPR): Define.
30 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
31 (OMP_DIRECTIVE_P): Add OMP_TASK.
32 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
33 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
34 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
35 and OMP_CLAUSE_UNTIED entries.
36 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
38 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
39 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
40 * tree-pretty-print.c (dump_omp_clause): Handle
41 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
42 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
43 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
44 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
45 warning about unsigned iterators. Change decl/init/cond/incr
46 arguments to TREE_VECs, check arguments for all collapsed loops.
47 (c_finish_omp_taskwait): New function.
48 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
50 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
51 default_function_array_conversion on init. Add par_clauses argument.
52 If decl is present in parallel's lastprivate clause, change it to
53 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
54 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
55 collapse count in clauses.
56 (c_parser_omp_for, c_parser_omp_parallel): Adjust
57 c_parser_omp_for_loop callers.
58 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
59 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
60 (c_parser_omp_clause_name): Handle collapse and untied clauses.
61 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
63 (c_parser_omp_clause_schedule): Handle schedule(auto).
64 Include correct location in the error message.
65 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
66 and PRAGMA_OMP_CLAUSE_UNTIED.
67 (OMP_TASK_CLAUSE_MASK): Define.
68 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
69 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
70 * tree-nested.c (convert_nonlocal_omp_clauses,
71 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
72 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
73 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
74 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
76 (conver_nonlocal_reference, convert_local_reference,
77 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
78 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
79 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
80 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
81 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
82 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
83 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
84 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
85 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
87 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
88 * c-common.h (c_finish_omp_taskwait): New prototype.
89 * gimple-low.c (lower_stmt): Handle OMP_TASK.
90 * tree-parloops.c (create_parallel_loop): Create 1 entry
91 vectors for OMP_FOR_{INIT,COND,INCR}.
92 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
93 (make_edges): Handle OMP_TASK.
94 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
95 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
96 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
97 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
98 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
99 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
100 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
101 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
102 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
103 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
104 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
105 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
106 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
107 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
108 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
109 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
110 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
111 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
112 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
113 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
114 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
115 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
116 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
117 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
118 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
119 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
120 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
121 original iterator is present in lastprivate clause or if
122 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
123 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
124 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
125 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
126 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
127 if it is set, lookup var in outer contexts too. Handle
128 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
129 to be implicitly determined firstprivate for task regions.
130 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
131 if it is set, lookup var in outer contexts too. Set
132 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
133 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
134 OMP_CLAUSE_UNTIED. Take region_type as last argument
135 instead of in_parallel and in_combined_parallel.
136 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
138 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
139 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause
141 (new_omp_context): Set default_kind to
142 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
143 (omp_region_type): New enum.
144 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
145 fields, add region_type.
146 (new_omp_context): Take region_type as argument instead of is_parallel
147 and is_combined_parallel.
148 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
149 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
150 ctx->is_combined_parallel checks.
151 (gimplify_omp_task): New function.
152 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
154 * omp-low.c (extract_omp_for_data): Use schedule(static)
155 for schedule(auto). Handle pointer and unsigned iterators.
156 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
157 Add loops argument. Extract data for collapsed OMP_FOR loops.
158 (expand_parallel_call): Assert sched_kind isn't auto,
159 map runtime schedule to index 3.
160 (struct omp_for_data_loop): New type.
161 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
162 Add loop, loops, collapse and iter_type fields.
163 (workshare_safe_to_combine_p): Disallow combined for if
164 iter_type is unsigned long long. Don't combine collapse > 1 loops
165 unless all bounds and steps are constant. Adjust extract_omp_for_data
167 (expand_omp_for_generic): Handle pointer, unsigned and long long
168 iterators. Handle collapsed OMP_FOR loops. Adjust
169 for struct omp_for_data changes. If libgomp function doesn't return
170 boolean_type_node, add comparison of the return value with 0.
171 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
172 pointer, unsigned and long long iterators. Adjust for struct
173 omp_for_data changes.
174 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
175 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
176 unsigned long long. Allocate loops array, pass it to
177 extract_omp_for_data. For collapse > 1 loops use always
178 expand_omp_for_generic.
179 (omp_context): Add sfield_map and srecord_type fields.
180 (is_task_ctx, lookup_sfield): New functions.
181 (use_pointer_for_field): Use is_task_ctx helper. Change first
182 argument's type from const_tree to tree. Clarify comment.
183 In OMP_TASK disallow copy-in/out sharing.
184 (build_sender_ref): Call lookup_sfield instead of lookup_field.
185 (install_var_field): Add mask argument. Populate both record_type
186 and srecord_type if needed.
187 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
189 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
190 and DECL_FIELD_OFFSET.
191 (scan_sharing_clauses): Adjust install_var_field callers. For
192 firstprivate clauses on explicit tasks allocate the var by value in
193 record_type unconditionally, rather than by reference.
194 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
195 Use is_taskreg_ctx instead of is_parallel_ctx.
196 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
197 (create_omp_child_function_name): Add task_copy argument, use
198 *_omp_cpyfn* names if it is true.
199 (create_omp_child_function): Add task_copy argument, if true create
200 *_omp_cpyfn* helper function.
201 (scan_omp_parallel): Adjust create_omp_child_function callers.
202 Rename parallel_nesting_level to taskreg_nesting_level.
203 (scan_omp_task): New function.
204 (lower_rec_input_clauses): Don't run constructors for firstprivate
205 explicit task vars which are initialized by *_omp_cpyfn*.
206 Pass outer var ref to omp_clause_default_ctor hook if
207 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
208 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
209 OMP_CLAUSE_REDUCTION_INIT.
210 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
211 avoid duplicate setting of fields. Handle
212 OMP_CLAUSE_PRIVATE_OUTER_REF.
213 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
214 copy-out if TREE_READONLY, only copy-in.
215 (expand_task_copyfn): New function.
216 (expand_task_call): New function.
217 (struct omp_taskcopy_context): New type.
218 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
220 (lower_omp_parallel): Rename to...
221 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
222 Call create_task_copyfn if srecord_type is needed. Adjust
224 (task_shared_vars): New variable.
225 (check_omp_nesting_restrictions): Warn if work-sharing,
226 barrier, master or ordered region is closely nested inside OMP_TASK.
227 Add warnings for barrier if closely nested inside of work-sharing,
228 ordered, or master region.
229 (scan_omp_1): Call check_omp_nesting_restrictions even for
230 GOMP_barrier calls. Rename parallel_nesting_level to
231 taskreg_nesting_level. Handle OMP_TASK.
232 (lower_lastprivate_clauses): Even if some lastprivate is found on a
233 work-sharing construct, continue looking for them on parent parallel
235 (lower_omp_for_lastprivate): Add lastprivate clauses
236 to the beginning of dlist rather than end. Adjust for struct
237 omp_for_data changes.
238 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
239 not after it. Handle collapsed OMP_FOR loops, adjust for
240 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data
242 (get_ws_args_for): Adjust extract_omp_for_data caller.
243 (scan_omp_for): Handle collapsed OMP_FOR
244 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
245 (lower_omp_single_simple): If libgomp function doesn't return
246 boolean_type_node, add comparison of the return value with 0.
247 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
248 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
249 (parallel_nesting_level): Rename to...
250 (taskreg_nesting_level): ... this.
251 (is_taskreg_ctx): New function.
252 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
254 (execute_lower_omp): Rename parallel_nesting_level to
255 taskreg_nesting_level.
256 (expand_omp_parallel): Rename to...
257 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
258 Call omp_task_call for OMP_TASK regions.
259 (expand_omp): Adjust caller, handle OMP_TASK.
260 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
262 * bitmap.c (bitmap_default_obstack_depth): New variable.
263 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
264 if argument is NULL and bitmap_default_obstack is already initialized.
265 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
267 * matrix-reorg.c (matrix_reorg): Likewise.
269 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
271 * config/i386/i386.md (*indirect_jump): Macroize using P
272 mode iterator. Remove !TARGET_64BIT from insn constraints.
273 (*tablejump_1): Ditto.
274 (*indirect_jump_rex64): Remove insn pattern.
275 (*tablejump_1_rex64): Ditto.
276 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
277 and eh_return_si insn patterns.
279 2008-06-06 Richard Guenther <rguenther@suse.de>
281 * tree-ssa-structalias.c (merge_smts_into): Remove.
282 (find_what_p_points_to): Do not bother to compute the
283 points-to set for pt_anything pointers.
284 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
285 for pt_anything pointers is ok.
287 2008-06-06 Jan Hubicka <jh@suse.cz>
289 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
291 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
293 * cgraph.c: Fix typos in comments.
294 (cgraph_availability_names): Fix string typo.
295 * fold-const.c: Fix typos in comments.
296 (fold_binary): Fix typo in warning.
297 * genautomata.c: Fix typos in comments.
298 (check_presence_pattern_sets): Fix typo in local variable.
299 (output_description): Fix typo in output.
300 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
302 * matrix-reorg.c (check_allocation_function): Likewise.
303 * omega.c (smooth_weird_equations): Likewise.
304 * auto-inc-dec.c: Fix typos in comments.
305 * bb-reorder.c: Likewise.
306 * builtins.c: Likewise.
307 * c-common.c: Likewise.
308 * c-cppbuiltin.c: Likewise.
309 * c-parser.c: Likewise.
310 * c-pretty-print.c: Likewise.
311 * cfgcleanup.c: Likewise.
312 * cfgexpand.c: Likewise.
313 * cfghooks.c: Likewise.
314 * cfglayout.c: Likewise.
315 * cfgloopmanip.c: Likewise.
316 * cgraphunit.c: Likewise.
317 * coverage.c: Likewise.
318 * dbxout.c: Likewise.
319 * df-byte-scan.c: Likewise.
320 * df-core.c: Likewise.
321 * df-problems.c: Likewise.
322 * df-scan.c: Likewise.
324 * dominance.c: Likewise.
325 * domwalk.c: Likewise.
327 * dwarf2out.c: Likewise.
328 * emit-rtl.c: Likewise.
329 * et-forest.c: Likewise.
330 * function.c: Likewise.
331 * function.h: Likewise.
333 * gcov-io.c: Likewise.
336 * genattrtab.c: Likewise.
337 * ggc-page.c: Likewise.
338 * gimplify.c: Likewise.
339 * gthr-lynx.h: Likewise.
340 * haifa-sched.c: Likewise.
341 * ipa-cp.c: Likewise.
342 * ipa-inline.c: Likewise.
343 * ipa-prop.h: Likewise.
344 * ipa-pure-const.c: Likewise.
345 * ipa-struct-reorg.c: Likewise.
346 * ipa-struct-reorg.h: Likewise.
347 * ipa-type-escape.c: Likewise.
349 * loop-doloop.c: Likewise.
350 * mips-tfile.c: Likewise.
351 * mkmap-flat.awk: Likewise.
352 * mkmap-symver.awk: Likewise.
353 * modulo-sched.c: Likewise.
354 * omp-low.c: Likewise.
355 * optabs.c: Likewise.
356 * optabs.h: Likewise.
358 * passes.c: Likewise.
359 * postreload-gcse.c: Likewise.
360 * postreload.c: Likewise.
361 * predict.c: Likewise.
362 * pretty-print.h: Likewise.
363 * profile.c: Likewise.
364 * protoize.c: Likewise.
365 * ra-conflict.c: Likewise.
368 * regclass.c: Likewise.
370 * reload.c: Likewise.
371 * rtl-error.c: Likewise.
372 * rtlanal.c: Likewise.
374 * sched-rgn.c: Likewise.
377 * target.h: Likewise.
378 * tree-dfa.c: Likewise.
379 * tree-eh.c: Likewise.
380 * tree-flow-inline.h: Likewise.
381 * tree-inline.c: Likewise.
382 * tree-into-ssa.c: Likewise.
383 * tree-loop-distribution.c: Likewise.
384 * tree-nested.c: Likewise.
385 * tree-parloops.c: Likewise.
386 * tree-pass.h: Likewise.
387 * tree-pretty-print.c: Likewise.
388 * tree-profile.c: Likewise.
389 * tree-scalar-evolution.c: Likewise.
390 * tree-sra.c: Likewise.
391 * tree-ssa-alias-warnings.c: Likewise.
392 * tree-ssa-ccp.c: Likewise.
393 * tree-ssa-coalesce.c: Likewise.
394 * tree-ssa-dom.c: Likewise.
395 * tree-ssa-dse.c: Likewise.
396 * tree-ssa-forwprop.c: Likewise.
397 * tree-ssa-live.c: Likewise.
398 * tree-ssa-live.h: Likewise.
399 * tree-ssa-loop-im.c: Likewise.
400 * tree-ssa-loop-ivopts.c: Likewise.
401 * tree-ssa-loop-niter.c: Likewise.
402 * tree-ssa-loop-prefetch.c: Likewise.
403 * tree-ssa-phiopt.c: Likewise.
404 * tree-ssa-phiprop.c: Likewise.
405 * tree-ssa-sccvn.c: Likewise.
406 * tree-ssa-ter.c: Likewise.
407 * tree-ssa-threadupdate.c: Likewise.
408 * tree-ssa.c: Likewise.
409 * tree-vect-analyze.c: Likewise.
410 * tree-vect-transform.c: Likewise.
411 * tree-vectorizer.c: Likewise.
412 * tree-vn.c: Likewise.
413 * tree-vrp.c: Likewise.
415 * tree.def: Likewise.
417 * unwind-dw2-fde.c: Likewise.
418 * unwind.inc: Likewise.
419 * value-prof.c: Likewise.
420 * vmsdbgout.c: Likewise.
422 2008-06-05 David Edelsohn <edelsohn@gnu.org>
424 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
425 always place FP constants in the TOC for TARGET_POWERPC64.
426 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
428 2008-06-05 Joseph Myers <joseph@codesourcery.com>
430 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
431 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
432 enable for TARGET_E500_DOUBLE.
433 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
434 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
435 floating-point modes like integer modes for E500 double.
436 (rs6000_legitimate_offset_address_p): Likewise.
437 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
438 addressing for DDmode for E500 double.
439 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
440 modes as using 64-bits of registers for E500 double.
441 (spe_build_register_parallel): Do not handle DDmode or TDmode.
442 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
443 specially for E500 double.
444 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
445 TDmode for E500 double.
446 (rs6000_gimplify_va_arg): Only handle SDmode in registers
447 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
448 (rs6000_split_multireg_move): Do not handle TDmode specially for
450 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
451 using 64-bit registers for E500 double.
452 (emit_frame_save): Do not handle DDmode specially for E500 double.
453 (gen_frame_mem_offset): Likewise.
454 (rs6000_function_value): Do not call spe_build_register_parallel
455 for DDmode or TDmode.
456 (rs6000_libcall_value): Likewise.
457 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
458 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
461 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
463 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
466 2008-06-04 Junjie Gu <jgu@tensilica.com>
468 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
469 comparison for frame pointers.
471 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
474 * config/avr/avr.h: (PUSH_ROUNDING): Remove.
476 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
479 * builtins.c (expand_builtin_signbit): Don't take lowpart when
480 register is already smaller or equal to required mode.
482 2008-06-04 Xinliang David Li <davidxl@google.com>
484 * tree-call-cdce.c: New file.
485 (cond_dead_built_in_calls): New static variable.
486 (input_domain): New struct.
487 (check_pow): New function.
488 (check_builtin_call): Ditto.
489 (check_target_format): Ditto.
490 (is_call_dce_candidate): Ditto.
491 (gen_one_condition): Ditto.
492 (gen_conditions_for_domain): Ditto.
494 (gen_conditions_for_pow_cst_base): Ditto.
495 (gen_conditions_for_pow_int_base): Ditto.
496 (gen_conditions_for_pow): Ditto.
497 (get_no_error_domain): Ditto.
498 (gen_shrink_wrap_conditions): Ditto.
499 (shrink_wrap_one_built_in_call): Ditto.
500 (shink_wrap_conditional_dead_built_in_calls): Ditto.
501 (tree_call_cdce): Ditto.
502 (gate_call_cdce): Ditto.
503 (pass_call_cdce): New gimple pass.
504 * passes.c: (init_optimization_passes): New pass.
505 * tree-pass.h: New pass declaration.
506 * opts.c (decode_options): New flag setting.
507 * common.opt: Add -ftree-builtin-call-dce flag.
508 * Makefile.in: Add new source file.
509 * tempvar.def: New tv_id.
510 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
512 2008-06-04 Richard Guenther <rguenther@suse.de>
514 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC
516 (is_call_clobbered): Always check var_ann->call_clobbered.
517 (mark_call_clobbered): Always set var_ann->call_clobbered.
518 (clear_call_clobbered): Always clear var_ann->call_clobbered.
519 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
520 (reset_alias_info): Clear call clobbering info on MTAGs and
522 (set_pt_anything): Set pt_global_mem.
523 (create_tag_raw): Adjust comment.
524 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
526 2008-06-04 Joseph Myers <joseph@codesourcery.com>
527 Maxim Kuvyrkov <maxim@codesourcery.com>
529 * config/m68k/m68k.opt (mxgot): New option.
530 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
531 (m68k_output_addr_const_extra): New.
532 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
533 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
534 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
535 * doc/invoke.texi (M680x0 Options): Document -mxgot.
537 2008-06-04 Richard Guenther <rguenther@suse.de>
539 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
540 negative or non-representable offsets.
542 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
544 * config/i386/i386.c (ix86_gen_leave): New.
545 (ix86_gen_pop1): Likewise.
546 (ix86_gen_add3): Likewise.
547 (ix86_gen_sub3): Likewise.
548 (ix86_gen_sub3_carry): Likewise.
549 (ix86_gen_one_cmpl2): Likewise.
550 (ix86_gen_monitor): Likewise.
551 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
552 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
553 ix86_gen_one_cmpl2 and ix86_gen_monitor.
554 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
555 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
556 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
557 (ix86_expand_epilogue): Updated.
558 (print_operand): Handle integer register operand for 'z'.
559 (ix86_expand_strlensi_unroll_1): Likewise.
560 (ix86_expand_strlen): Likewise.
561 (ix86_expand_builtin): Likewise.
562 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
563 mov{q}/mov{l} and add{q}/add{l}.
565 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
567 * config/i386/i386.md (P): New mode iterator.
568 (SFmode push_operand splitter): Macroize DImode and SImode pushes
569 using P mode iterator.
570 (DFmode push_operand splitter): Ditto.
571 (XFmode push_operand splitter): Ditto.
572 (DFmode float_extend SFmode push_operand splitter): Ditto.
573 (XFmode float_extend SFmode push_operand splitter): Do not generate
574 SImode pushes for 64bit target. Macroize Dimode and SImode
575 pushes using P mode iterator.
576 (XFmode float_extend DFmode push_operand splitter): Ditto.
578 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
580 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
581 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed
583 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
585 (ix86_call_abi_override): Remove check for call_used_regs.
587 2008-06-03 Richard Guenther <rguenther@suse.de>
589 * tree-ssa-structalias.c (find_func_aliases): Add constraints
590 for the lhs of calls if the return type contains pointers.
592 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
594 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
595 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
596 * function.c (allocate_struct_function): Use of
598 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
599 of cfun and DEFAULT_ABI to deceide abi mode.
601 (REG_PARM_STACK_SPACE): Removed.
602 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
603 (STACK_BOUNDARY): Use default target to deceide stack boundary.
604 * config/i386/i386-protos.h (ix86_cfun_abi): New.
605 (ix86_function_abi): Likewise.
606 (ix86_function_type_abi): Likewise.
607 (ix86_call_abi_override): Likewise.
608 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
609 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
610 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
611 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
613 (X86_64_REGPARM_MAX): New.
614 (X86_64_SSE_REGPARM_MAX): New.
615 (X64_REGPARM_MAX): New.
616 (X64_SSE_REGPARM_MAX): New.
617 (X86_32_REGPARM_MAX): New.
618 (X86_32_SSE_REGPARM_MAX): New.
619 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
620 (ix86_function_regparm): Handle user calling abi.
621 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
622 by DEFAULT_ABI versus SYSV_ABI check.
623 (ix86_reg_parm_stack_space): New.
624 (ix86_function_type_abi): New.
625 (ix86_call_abi_override): New.
626 (ix86_function_abi): New.
627 (ix86_cfun_abi): New.
628 (init_cumulative_args): Call abi specific initialization.
629 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
630 (function_arg_64): Extend SSE_REGPARM_MAX check.
631 (function_arg (): Remove TARGET_64BIT_MS_ABI.
632 (ix86_pass_by_reference): Likewise.
633 (ix86_function_value_regno_p): Likewise.
634 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
635 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
636 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
637 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
638 (setup_incoming_varargs_64): Adjust regparm for call abi.
639 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
640 (ix86_va_start): Likewise.
641 (ix86_gimplify_va_arg): Likewise.
642 (ix86_expand_prologue): Likewise.
643 (output_pic_addr_const): Likewise.
644 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
645 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
646 (x86_output_mi_thunk): Likewise.
647 (x86_function_profiler): Likewise.
648 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
649 (SYSV_ABI, MS_ABI): New constants.
651 (init_regs): Add prototype of function in regclass.c file.
652 (OVERRIDE_ABI_FORMAT): New.
653 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
654 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
655 (OUTGOING_REG_PARM_STACK_SPACE): New.
656 (ix86_reg_parm_stack_space): New prototype.
657 (CUMULATIVE_ARGS): Add call_abi member.
658 (machine_function): Add call_abi member.
659 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace TARGET_64BIT_MS_ABI
660 by DEFAULT_ABI compare to MS_ABI.
662 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
665 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
666 (avr_builtin_setjmp_frame_value): New function.
667 * config/avr/avr.md (nonlocal_goto_receiver): Define.
668 (nonlocal_goto): Define.
670 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
672 * config/mips/mips.c (mips_emit_loadgp): Return early if
673 there is nothing do to, otherwise emit a blockage if
674 !TARGET_EXPLICIT_RELOCS || crtl->profile.
675 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
677 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
679 * configure.ac: Drop unneeded backslash ending up in config.in.
680 * acinclude.m4: Likewise.
681 * config.in: Regenerate.
683 2008-05-26 Jan Hubicka <jh@suse.cz>
685 * predict.c (maybe_hot_frequency_p): Break out of...
686 (maybe_hot_bb_p): ... here.
687 (maybe_hot_edge_p): New.
688 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
689 * basic-block.h (maybe_hot_edge_p): Declare.
691 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
693 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
694 (*cmpfp_<mode>_cc): Ditto.
695 (*fp_jcc_8<mode>_387): Ditto.
696 (*fop_<MODEF:mode>_2_i387): Ditto.
697 (*fop_<MODEF:mode>_3_i387): Ditto.
698 (*fop_xf_2_i387): Ditto.
699 (*fop_xf_3_i387): Ditto.
701 2008-06-02 Tomas Bily <tbily@suse.cz>
703 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
705 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
707 * config/mips/mips.c (mips_valid_offset_p): New function.
708 (mips_valid_lo_sum_p): Likewise.
709 (mips_classify_address): Use them.
710 (mips_force_address): New function.
711 (mips_legitimize_address): Use it.
712 * config/mips/mips.md (MOVE128): New mode iterator.
713 (movtf): Require TARGET_64BIT. Remove empty strings.
714 (*movtf_internal): Rename to...
715 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
716 of "R" and use {,fp}{load,store} attributes instead of "multi".
717 Use a separate define_split.
718 (*movtf_mips16): New pattern.
720 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
722 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
723 * config/mips/mips.c (mips_expand_before_return): New function.
724 (mips_expand_epilogue): Call it.
725 * config/mips/mips.md (return): Turn into a define_expand.
728 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
730 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
731 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
732 functions. Do not emit uses and clobbers of CONCATs; individually
733 use and clobber their operands.
734 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
735 gen_clobber, emit_use and gen_use.
736 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
737 (expand_builtin_return): Likewise.
738 * cfgbuild.c (count_basic_blocks): Likewise.
739 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
740 * explow.c (emit_stack_restore): Likewise.
741 * expmed.c (extract_bit_field_1): Likewise.
742 * expr.c (convert_move, emit_move_complex_parts): Likewise.
743 (emit_move_multi_word, store_constructor): Likewise.
744 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
745 (thread_prologue_and_epilogue_insns): Likewise.
746 * lower-subreg.c (resolve_simple_move): Likewise.
747 * optabs.c (widen_operand, expand_binop): Likewise.
748 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
749 * reload.c (find_reloads): Likewise.
750 * reload1.c (eliminate_regs_in_insn): Likewise.
751 * stmt.c (expand_nl_goto_receiver): Likewise.
752 * config/alpha/alpha.md (builtin_longjmp): Likewise.
753 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
754 * config/arm/arm.c (arm_load_pic_register): Likewise.
755 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
756 * config/arm/arm.md (untyped_return): Likewise.
757 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
758 * config/avr/avr.c (expand_prologue): Likewise.
759 * config/bfin/bfin.c (do_unlink): Likewise.
760 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
761 * config/cris/cris.c (cris_expand_prologue): Likewise.
762 * config/darwin.c (machopic_indirect_data_reference): Likewise.
763 (machopic_legitimize_pic_address): Likewise.
764 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
765 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
766 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
767 (ix86_expand_convert_uns_didf_sse): Likewise.
768 (ix86_expand_vector_init_general): Likewise.
769 * config/ia64/ia64.md (eh_epilogue): Likewise.
770 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
771 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
772 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
773 (config/iq2000/iq2000.c): Likewise.
774 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
775 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
776 (builtin_longjmp): Likewise.
777 * config/mn10300/mn10300.md (call, call_value): Likewise.
778 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
779 * config/pdp11/pdp11.md (abshi2): Likewise.
780 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
781 * config/s390/s390.c (s390_emit_prologue): Likewise.
782 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
783 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
784 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
785 * config/sh/sh.c (prepare_move_operands): Likewise.
786 (output_stack_adjust, sh_expand_epilogue): Likewise.
787 (sh_set_return_address, sh_expand_t_scc): Likewise.
788 * config/sparc/sparc.c (load_pic_register): Likewise.
789 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
790 * config/spu/spu.c (spu_expand_epilogue): Likewise.
791 * config/v850/v850.c (expand_epilogue): Likewise.
793 2008-05-31 Anatoly Sokolov <aesok@post.ru>
795 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
796 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
797 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
798 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
799 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
800 stack pointer register.
801 (output_movhi): Remove code for interrupt specific writing to the
802 stack pointer register.
804 2008-05-31 Richard Guenther <rguenther@suse.de>
806 PR tree-optimization/34244
807 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
808 (tree_expr_nonzero_warnv_p): Likewise.
809 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
810 ssa_name_nonnegative_p.
811 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
812 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
813 not tree_expr_nonzero_warnv_p.
815 PR tree-optimization/36262
817 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
819 PR tree-optimization/34244
820 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
821 (record_numbers_of_iterations): New function.
822 (execute_vrp): Cache the numbers of iterations of loops.
823 * tree-scalar-evolution.c (scev_reset_except_niters):
825 (scev_reset): Use scev_reset_except_niters.
826 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
828 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
830 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
831 __WORKAROUND_RETS when appropriate.
833 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
835 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
836 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
838 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
839 *fop_df_comm_sse insn patterns using MODEF mode iterator.
840 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
841 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
842 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
843 *fop_df_1_mixed insn patterns using MODEF mode iterator.
844 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
845 *fop_df_1_sse insn patterns using MODEF mode iterator.
846 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
847 *fop_df_1_i387 insn patterns using MODEF mode iterator.
848 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
849 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
850 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
851 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
852 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
853 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
854 (*fop_xf_4_i387): Use <MODE> for mode attribute.
855 (*fop_xf_5_i387): Ditto.
856 (*fop_xf_6_i387): Ditto.
858 2008-05-30 Richard Guenther <rguenther@suse.de>
860 * builtins.c (build_string_literal): Avoid generating
861 a non-gimple_val result.
863 2008-05-30 DJ Delorie <dj@redhat.com>
865 * exec-tool.in: Use an environment variable (private) instead of a
866 file (shared) as a semaphore, so as to not break parallel builds.
868 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
870 * optabs.c (maybe_encapsulate_block): Remove.
871 (emit_libcall_block): Adjust accordingly.
872 * optabs.h (maybe_encapsulate_block): Remove prototype.
874 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
875 Don't use maybe_encapsulate_block.
877 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
879 * config/rs6000/rs6000.c (rs6000_legitimize_address,
880 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
881 rtx is a SYMBOL_REF before calling get_pool_constant.
883 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
885 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
887 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
889 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
890 rather than OS names to choose INO_T_EQ definition.
891 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
892 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
894 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
897 * config/darwin-f.c: New.
898 * config/t-darwin: Added rule to build darwin-f.o.
899 * config.gcc: Defined new variable, fortran_target_objs.
900 (*-*-darwin*): Set fortran_target_objs.
901 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
902 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
903 * configure: Regenerated.
905 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
908 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
909 canonical type if needed.
911 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
913 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
915 2008-05-29 Richard Guenther <rguenther@suse.de>
917 PR tree-optimization/36343
918 PR tree-optimization/36346
919 PR tree-optimization/36347
920 * tree-flow.h (clobber_what_p_points_to): Declare.
921 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
922 pointed-to variable is dereferenced is irrelevant to whether
923 the pointer can access the pointed-to variable.
924 (clobber_what_p_points_to): New function.
925 * tree-ssa-alias.c (set_initial_properties): Use it.
926 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
927 call clobber check for NMTs.
929 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
931 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
932 for printing gcov_type.
934 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
936 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
937 and the eh region information.
938 * value-prof.c (gimple_move_stmt_histograms): New function.
939 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
941 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
943 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
945 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
947 * value-prof.c (tree_ic_transform): Print counts.
948 * tree-profile.c (tree_gen_ic_func_profiler):
949 Clear __gcov_indreict_call_callee variable to avoid misattribution
952 2008-05-28 Rafael Espindola <espindola@google.com>
954 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
957 2008-05-28 Richard Guenther <rguenther@suse.de>
959 PR tree-optimization/36339
960 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
961 and clobbering code out of the loop.
963 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
965 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
968 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
969 s390_contiguous_bitmask_p, s390_symref_operand_p,
970 s390_check_symref_alignment, s390_reload_larl_operand,
971 s390_reload_symref_address): New functions.
972 (s390_branch_condition_mnemonic): Support compare and branch
974 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
976 (s390_secondary_reload): Add secondary reloads for unaligned
977 symbol refs or symbol refs to floating point or QI/TI mode
979 (legitimate_address_p): Accept symbol references as addresses.
980 (s390_expand_insv): Use rotate and insert selected bits
981 instruction for insv when building for z10.
982 (print_operand_address): Handle symbol ref addresses.
983 (print_operand): Output modifier 'c' added for signed byte values.
984 (s390_encode_section_info): Mark symbol refs with
985 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
987 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
988 (length attribute): RRF, RRR have 4 byte length.
989 (FPALL, INTALL): New mode iterators added.
990 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
991 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
992 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
993 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
994 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
995 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
996 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
997 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
999 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
1000 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
1001 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
1002 reload<INTALL:mode><P:mode>_toreg_z10,
1003 reload<FPALL:mode><P:mode>_tomem_z10,
1004 reload<FPALL:mode><P:mode>_toreg_z10,
1005 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
1006 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
1007 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
1008 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
1010 (movmem, clrmem, cmpmem): New splitters added.
1012 * config/s390/predicates.md (larl_operand): Use
1013 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
1014 SYMBOL_REF_ALIGN1_P.
1015 (s390_signed_integer_comparison,
1016 s390_unsigned_integer_comparison): New predicates.
1018 * config/s390/s390-protos.h (s390_check_symref_alignment,
1019 s390_contiguous_bitmask_p, s390_reload_larl_operand,
1020 s390_reload_symref_address,
1021 s390_compare_and_branch_condition_mask): Prototypes added.
1023 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
1024 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
1025 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
1027 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1029 * config/s390/s390.c (z10_cost): New cost function for z10.
1030 (s390_handle_arch_option, override_options): Support -march=z10 switch.
1031 (s390_issue_rate): Adjust issue rate for z10.
1032 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
1033 (processor_flags): Add PF_Z10.
1034 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
1035 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
1036 * gcc/config.gcc: Add z10.
1038 2008-05-28 Richard Guenther <rguenther@suse.de>
1040 PR tree-optimization/36291
1041 * tree-flow. h (struct gimple_df): Remove var_anns member.
1042 * tree-flow-inline.h (gimple_var_anns): Remove.
1043 (var_ann): Simplify.
1044 * tree-dfa.c (create_var_ann): Simplify.
1045 (remove_referenced_var): Clear alias info from var_anns of globals.
1046 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
1047 (delete_tree_ssa): Clear alias info from var_anns of globals.
1048 Do not free var_anns.
1049 (var_ann_eq): Remove.
1050 (var_ann_hash): Likewise.
1052 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
1054 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
1055 and loongson2f entries.
1056 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
1057 * config/mips/mips.h (processor_type): Add Loongson-2E
1058 and Loongson-2F entries.
1059 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
1060 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
1061 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
1062 * doc/invoke.texi (MIPS Options): Document loongson2e
1063 and loongson2f processor names.
1065 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1069 * config/i386/i386.c (ix86_function_arg_boundary): Use
1070 alignment of canonical type.
1071 (ix86_expand_vector_move): Check unaligned memory access for
1074 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1076 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
1077 Moved to the front of file.
1079 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
1080 H.J. Lu <hongjiu.lu@intel.com>
1082 * dwarf2out.c (current_fde): New.
1084 (lookup_cfa:): Likewise.
1085 (dwarf2out_end_epilogue): Likewise.
1086 (dwarf2out_note_section_used): Likewise.
1088 2008-05-27 Michael Matz <matz@suse.de>
1091 * c.opt (Wenum-compare): New warning option.
1092 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
1094 2008-05-27 Michael Matz <matz@suse.de>
1097 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
1099 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
1100 into memory as tail calls.
1102 2008-05-27 Richard Guenther <rguenther@suse.de>
1104 PR tree-optimization/36339
1105 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
1106 pointers cause all addressable variables to be call clobbered.
1108 2008-05-27 Richard Guenther <rguenther@suse.de>
1110 PR tree-optimization/36245
1111 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
1113 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1115 * config/s390/s390.md: Replace all occurences of the 'm'
1116 constraint with 'RT'.
1118 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1120 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
1122 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
1124 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
1125 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
1126 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
1128 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1130 * reload.c: (find_reloads): Skip alternatives according to the
1131 "enabled" attribute. Constify the constraint variable.
1132 * recog.c (get_attr_enabled): Add default implementation.
1133 (extract_insn): Set the alternative_enabled_p array
1134 in the recog_data struct.
1135 (preprocess_constraints, constrain_operands): Skip
1136 alternatives according to the "enabled" attribute
1137 * recog.h (struct recog_data): New field alternative_enabled_p.
1138 (skip_alternative): New inline function.
1139 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
1140 (record_reg_classes): Skip alternative according to the
1141 "enabled" attribute.
1143 * doc/md.texi: Add documention for the "enabled" attribute.
1145 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1147 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
1148 * postreload.c (reload_cse_simplify_operands): Replace 'm'
1149 constraint with TARGET_MEM_CONSTRAINT.
1150 * recog.c (asm_operand_ok, preprocess_constraints,
1151 constrain_operands): Likewise.
1152 * regclass.c (record_reg_classes): Likewise.
1153 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
1154 * reload1.c (maybe_fix_stack_asms): Likewise.
1155 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
1156 * recog.h: Adjust comment.
1157 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
1158 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
1159 * doc/md.texi: Add a note to description of 'm' constraint.
1160 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
1162 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
1164 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
1165 that the bitfield is of integral type before testing its precision.
1167 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1168 Sa Liu <saliu@de.ibm.com>
1170 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
1171 __modti3, __udivti3, __umodti3 and __udivmodti4.
1172 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
1173 that implement TImode mul and div functions.
1174 * config/spu/multi3.c: New. Implement __multi3.
1175 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
1176 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
1179 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
1181 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
1182 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
1183 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
1184 tls_sysv_suffix): New mode and mode attribute iterators.
1185 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
1186 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
1187 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
1188 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
1189 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
1192 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
1194 PR tree-optimization/36329
1195 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
1196 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
1197 * cgraphbuild.c (initialize_inline_failed): Use the latter
1198 macro in lieu of the former.
1199 * ipa-inline.c (cgraph_mark_inline): Likewise.
1200 (cgraph_decide_inlining_of_small_function): Likewise.
1201 (cgraph_decide_inlining): Likewise.
1202 (cgraph_decide_inlining_incrementally): Likewise.
1204 2008-05-26 Tristan Gingold <gingold@adacore.com>
1205 Anatoly Sokolov <aesok@post.ru>
1207 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
1208 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
1209 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
1210 optimization for 'avr6' architecture.
1212 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
1215 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
1217 2008-05-26 Richard Guenther <rguenther@suse.de>
1219 * tree-ssa-sccvn.c (expr_has_constants): Declare.
1220 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
1222 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
1225 * caller-save.c (insert_restore): Verify alignment of spill space.
1226 (insert_save): Likewise.
1227 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
1228 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
1229 (STACK_SLOT_ALIGNMENT): Likewise.
1230 * function.c (LOCAL_ALIGNMENT): Removed.
1231 (get_stack_local_alignment): New.
1232 (assign_stack_local): Use it. Set alignment on stack slot.
1233 (assign_stack_temp_for_type): Use get_stack_local_alignment.
1234 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
1235 (STACK_SLOT_ALIGNMENT): New.
1236 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
1237 stack slot in XFmode.
1239 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
1241 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
1244 * config/i386/i386.md (allocate_stack_worker_64): Make sure
1245 argument operand in rax isn't removed.
1247 2008-05-26 Richard Guenther <rguenther@suse.de>
1250 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
1251 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
1253 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1256 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
1258 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
1260 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
1261 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
1263 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1265 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
1266 build a trampoline if we don't want one.
1267 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
1268 return zero for nested functions if we don't want a trampoline.
1270 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1272 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
1274 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1277 * c.opt: Removed undocumented option '-lang-fortran'.
1278 * c-common.h: Removed global variable 'lang_fortran'.
1279 * c-opts.c (c_common_handle_option): Removed code to handle
1280 option '-lang-fortran'. Updated includes.
1281 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
1282 definition of '__GFORTRAN__'.
1283 (define__GNUC__): Reimplemented to use BASEVER and
1284 cpp_define_formatted.
1285 (builtin_define_with_value_n): Removed.
1286 * c-incpath.h: Renamed to ...
1287 * incpath.h: ... this.
1288 * c-incpath.c: Renamed to ...
1289 * incpath.c: ... this. Updated includes.
1290 * fix-header.c: Updated includes.
1291 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
1292 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
1293 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
1295 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1297 * tree.h: Update the table of flags used on tree nodes.
1298 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
1299 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
1300 (FORCED_LABEL): Add access check.
1301 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
1302 (ASM_INPUT_P): Likewise.
1303 (ASM_VOLATILE_P): Likewise.
1304 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
1305 (OMP_SECTION_LAST): Access private_flag directly.
1306 (OMP_RETURN_NOWAIT): Likewise.
1307 (OMP_PARALLEL_COMBINED): Likewise.
1308 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
1309 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
1310 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
1311 deprecated_flag directly.
1313 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
1315 * final.c (frame_pointer_needed): Removed.
1316 * flags.h (frame_pointer_needed): Likewise.
1318 * function.h (rtl_data): Add frame_pointer_needed.
1319 (frame_pointer_needed): New.
1321 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
1323 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
1325 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
1327 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
1330 2008-05-25 Alan Modra <amodra@bigpond.net.au>
1332 * c-common.c (strip_array_types): Move function to..
1334 (get_inner_array_type): Delete.
1335 * c-common.h (strip_array_types): Move declaration to..
1337 (get_inner_array_type): Delete.
1338 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
1339 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
1340 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
1341 * config/pa/pa.c (emit_move_sequence): Likewise.
1343 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
1345 * config/i386/i386.md (*sse_prologue_save_insn): Set length
1348 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
1350 * function.c: Include target hook for nonlocal_goto frame value.
1352 2008-05-24 Richard Guenther <rguenther@suse.de>
1354 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
1355 variable can be only accessed through a pointer or a union.
1357 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1359 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
1360 * doc/extend.texi: Likewise.
1362 2008-05-23 DJ Delorie <dj@redhat.com>
1364 * config/m32c/jump.md (untyped_call): Add.
1366 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
1368 (m32c_address_cost): Detail costs for indirect offsets.
1370 2008-05-23 Rafael Espindola <espindola@google.com>
1372 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
1373 if a node is a SUBREG.
1374 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
1377 2008-05-23 Paul Brook <paul@codesourcery.com>
1378 Carlos O'Donell <carlos@codesourcery.com>
1380 * doc/extend.texi: Clarify use of __attribute__((naked)).
1381 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1382 * target.h (gcc_target): Add allocate_stack_slots_for_args.
1383 * function.c (use_register_for_decl): Use
1384 targetm.calls.allocate_stack_slots_for_args.
1385 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1386 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
1387 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
1389 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
1391 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
1393 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
1395 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
1396 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
1397 is only rounded once.
1399 2008-05-23 Richard Guenther <rguenther@suse.de>
1401 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
1403 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
1404 Jakub Jelinek <jakub@redhat.com>
1407 * configure.ac: Handle --enable-cld.
1408 * configure: Regenerated.
1409 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
1410 * config/i386/i386.h (struct machine_function): Add needs_cld field.
1411 (ix86_current_function_needs_cld): New define.
1412 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
1413 (cld): New isns pattern.
1414 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
1415 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
1416 * config/i386/i386.opt (mcld): New option.
1417 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
1418 TARGET_CLD and ix86_current_function_needs_cld.
1419 (override_options): Use -mcld by default for 32-bit code if
1422 * doc/install.texi (Options specification): Document --enable-cld.
1423 * doc/invoke.texi (Machine Dependent Options)
1424 [i386 and x86-64 Options]: Add -mcld option.
1425 (Intel 386 and AMD x86-64 Options): Document -mcld option.
1427 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
1428 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
1429 (return_in_memory_64): Likewise.
1430 (return_in_memory_ms_64): Likewise.
1432 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1434 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
1435 * builtins.c (fold_builtin_fpclassify): New.
1436 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
1437 * builtins.def (BUILT_IN_FPCLASSIFY): New.
1438 * c-common.c (handle_type_generic_attribute): Adjust to accept
1439 fixed arguments before an elipsis.
1440 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
1441 * doc/extend.texi: Document __builtin_fpclassify.
1443 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
1445 * omp-low.c (gate_expand_omp_ssa): Remove.
1446 (pass_expand_omp_ssa): Remove.
1447 (gate_expand_omp): Do not check for flag_openmp_ssa.
1448 * common.opt (-fopenmp-ssa): Remove.
1449 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
1451 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
1453 * config/sh/sh.opt (mfixed-range): New option.
1454 * config/sh/sh-protos.h (sh_fix_range): Declare.
1455 * config/sh/sh.c (sh_fix_range): New function.
1456 * config/sh/sh.h (sh_fixed_range_str): Declare.
1457 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
1459 * doc/invoke.texi (SH Options): Document -mfixed-range.
1461 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
1463 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
1464 it before the redeclaration.
1466 2008-05-22 Anatoly Sokolov <aesok@post.ru>
1468 * config/avr/avr.c (get_sequence_length): Add new function.
1469 (expand_prologue, expand_epilogue): Remove duplicate code.
1471 2008-05-22 Rafael Espindola <espindola@google.com>
1473 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
1476 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
1478 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
1479 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
1481 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
1482 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
1483 (vect_update_misalignment_for_peel): Likewise.
1484 (vector_alignment_reachable_p): Likewise.
1485 * tree-vect-transform.c (vectorizable_load): Likewise.
1486 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1487 (get_vectype_for_scalar_type): Pass mode of scalar_type
1488 to UNITS_PER_SIMD_WORD.
1490 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
1491 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
1492 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1493 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1494 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1496 2008-05-22 Ira Rosen <irar@il.ibm.com>
1498 PR tree-optimization/36293
1499 * tree-vect-transform.c (vect_transform_strided_load): Don't check
1500 if the first load must be skipped because of a gap.
1502 2008-05-22 Richard Guenther <rguenther@suse.de>
1504 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
1505 more cases of offset disambiguation that is possible if
1506 strict-aliasing rules apply.
1507 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
1508 for basic offset and type-based disambiguation.
1510 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1512 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
1513 ix86_expand_vector_set on V16QImode for SSE4.1.
1515 2008-05-21 Tom Tromey <tromey@redhat.com>
1517 * c.opt (Wimport): Mark as undocumented.
1518 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
1520 (Warning Options): Likewise.
1521 * doc/cppopts.texi: Don't mention -Wimport.
1523 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
1525 PR tree-optimization/36287
1526 PR tree-optimization/36286
1527 * lambda-code.c (build_access_matrix): Do not use the loop->num
1528 for computing the number of induction variables: use the loop depth
1531 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
1534 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
1535 option -f(no-)leading-underscore.
1537 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1539 * config/i386/i386.c (ix86_expand_vector_init_general): Use
1540 GET_MODE_NUNITS (mode).
1542 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
1544 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
1545 (-mmulhw): Add 464 to description.
1546 (-mdlmzb): Likewise.
1547 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
1548 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
1550 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
1551 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
1552 * config/rs6000/rs6000.md: Update comments for 464.
1554 2008-05-21 Janis Johnson <janis187@us.ibm.com>
1556 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
1558 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1560 * config/i386/sse.md (vec_extractv4sf): Removed.
1561 (vec_extractv2df): Likewise.
1562 (vec_extractv2di): Likewise.
1563 (vec_extractv4si): Likewise.
1564 (vec_extractv8hi): Likewise.
1565 (vec_extractv16qi): Likewise.
1566 (vec_extract<mode>): New.
1568 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1570 * config/i386/sse.md (vec_setv4sf): Removed.
1571 (vec_setv2df): Likewise.
1572 (vec_setv2di): Likewise.
1573 (vec_setv4si): Likewise.
1574 (vec_setv8hi): Likewise.
1575 (vec_setv16qi): Likewise.
1576 (vec_set<mode>): New.
1578 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1580 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
1581 goto for vec_concat and vec_interleave.
1583 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1585 * config/i386/sse.md (vec_initv4sf): Removed.
1586 (vec_initv2df): Likewise.
1587 (vec_initv2di): Likewise.
1588 (vec_initv4si): Likewise.
1589 (vec_initv8hi): Likewise.
1590 (vec_initv16qi): Likewise.
1591 (vec_init<mode>): New.
1593 2008-05-21 Joseph Myers <joseph@codesourcery.com>
1595 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
1597 2008-05-21 Tom Tromey <tromey@redhat.com>
1599 * ggc-zone.c (lookup_page_table_if_allocated): New function.
1600 (zone_find_object_offset): Likewise.
1601 (gt_ggc_m_S): Likewise.
1602 (highest_bit): Likewise.
1603 * ggc-page.c (gt_ggc_m_S): New function.
1604 * stringpool.c (string_stack): Remove.
1605 (init_stringpool): Update.
1606 (ggc_alloc_string): Use ggc_alloc.
1607 (maybe_delete_ident): New function.
1608 (ggc_purge_stringpool): Likewise.
1609 (gt_ggc_m_S): Remove.
1610 * ggc-common.c (ggc_protect_identifiers): New global.
1611 (ggc_mark_roots): Call ggc_purge_stringpool. Use
1612 ggc_protect_identifiers.
1613 * ggc.h (ggc_protect_identifiers): Declare.
1614 (gt_ggc_m_S): Update.
1615 (ggc_purge_stringpool): Declare.
1616 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
1617 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
1619 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
1621 2008-05-21 David S. Miller <davem@davemloft.net>
1623 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
1626 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
1628 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
1631 2008-05-20 David Daney <ddaney@avtrex.com>
1633 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
1634 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
1635 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1636 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1637 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
1638 (atomic_hiqi_op): New define_code_iterator.
1639 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
1640 mips_expand_compare_and_swap_12.
1641 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
1642 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
1643 (sync_<optab><mode>, sync_old_<optab><mode>,
1644 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1645 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
1646 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
1647 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
1648 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
1649 (test_and_set_12): New insn.
1650 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
1651 sync_new_<optab><mode>, sync_old_nand<mode>,
1652 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
1653 clobber to operand 0 for SI and DI mode insns.
1654 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
1655 mips_gen_fn_4): New typedefs.
1656 (mips_gen_fn_ptrs): Define new union type.
1657 (mips_expand_compare_and_swap_12): Remove declaration.
1658 (mips_expand_atomic_qihi): Declare function.
1659 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
1660 (mips_expand_atomic_qihi): ... this. Use new generator function
1662 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
1663 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
1664 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
1665 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
1666 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
1667 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
1668 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
1669 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
1670 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
1671 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
1674 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
1676 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
1679 2008-05-20 Anatoly Sokolov <aesok@post.ru>
1681 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
1682 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
1683 (avr_attribute_table): Add 'OS_main' function attribute.
1684 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
1685 functions with 'OS_main' attribute.
1687 2008-05-20 Richard Guenther <rguenther@suse.de>
1689 PR tree-optimization/35204
1690 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
1691 helper, split out from ...
1692 (DFS): ... here. Make the DFS walk non-recursive.
1694 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
1695 Jan Sjodin <jan.sjodin@amd.com>
1697 PR tree-optimization/36181
1698 * tree-parloops.c (loop_has_vector_phi_nodes): New.
1699 (parallelize_loops): Don't parallelize when the loop has vector
1702 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1703 Sebastian Pop <sebastian.pop@amd.com>
1705 * tree-loop-linear.c (gather_interchange_stats): Look in the access
1706 matrix, and never look at the tree representation of the memory
1708 (linear_transform_loops): Computes parameters and access matrices.
1709 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
1711 (access_matrix_get_index_for_parameter): New.
1712 * tree-data-ref.h (struct access_matrix): New.
1713 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
1714 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
1715 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
1716 am_vector_index_for_loop): New.
1717 (struct data_reference): Add field access_matrix.
1718 (DR_ACCESS_MATRIX): New.
1719 (compute_data_dependences_for_loop): Update declaration.
1720 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
1721 * lambda.h (lambda_vector_vec_p): Declared.
1722 * lambda-code.c: Depend on pointer-set.h.
1723 (lambda_collect_parameters_from_af, lambda_collect_parameters,
1724 av_for_af_base, av_for_af, build_access_matrix,
1725 lambda_compute_access_matrices): New.
1726 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
1728 2008-05-20 Joseph Myers <joseph@codesourcery.com>
1730 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
1733 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1734 Sebastian Pop <sebastian.pop@amd.com>
1736 PR tree-optimization/36206
1737 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
1739 (instantiate_scev_1): Rename flags to fold_conversions.
1740 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
1741 outeside instantiation_loop.
1742 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
1743 (evolution_function_is_affine_or_constant_p): Removed.
1744 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
1746 (analyze_siv_subscript): Pass in the loop nest number.
1747 Call evolution_function_is_affine_in_loop instead of
1748 evolution_function_is_affine_p.
1749 (analyze_overlapping_iterations): Pass in the loop nest number.
1751 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1752 Sebastian Pop <sebastian.pop@amd.com>
1754 PR tree-optimization/36206
1755 * tree-chrec.h (chrec_fold_op): New.
1756 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
1759 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
1761 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
1763 (remove_duplicates): Do not set inode on non-inode systems.
1766 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
1768 * config.gcc (tm_file): Update comments about relative pathnames.
1770 2008-05-20 Richard Guenther <rguenther@suse.de>
1772 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
1773 * tree-ssa-sccvn.c (process_scc): Likewise.
1774 * tree-ssa-sink.c (execute_sink_code): Likewise.
1775 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
1776 * tree-vrp.c (process_assert_insertions): Likewise.
1777 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
1778 (perform_tree_ssa_dce): Likewise.
1779 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1780 (dump_dominator_optimization_stats): Likewise.
1781 * tree-vectorizer.c (vectorize_loops): Likewise.
1783 2008-05-20 Richard Guenther <rguenther@suse.de>
1785 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
1787 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
1789 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
1790 (ix86_i386elf_return_in_memory): Likewise.
1791 (ix86_i386interix_return_in_memory): Likewise.
1792 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
1793 (SUBTARGET_RETURN_IN_MEMORY): New.
1794 * config/i386/i386elf.h: Likewise.
1795 * config/i386/ptx4-i.h: Likewise.
1796 * config/i386/sol2-10.h: Likewise.
1797 * config/i386/sysv4.h: Likewise.
1798 * config/i386/vx-common.h: Likewise.
1799 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
1800 * config/i386/i386.c (ix86_return_in_memory): Made static and
1801 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
1802 (ix86_i386elf_return_in_memory): Removed.
1803 (ix86_i386interix_return_in_memory): Removed.
1804 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
1805 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
1807 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
1809 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
1811 2008-05-19 Xinliang David Li <davidxl@google.com>
1813 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
1815 * common.opt: Ditto.
1816 * doc/invoke.texi: Ditto.
1818 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
1820 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
1821 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
1823 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1825 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
1826 sizes of operand array from 8/4 to 4/2.
1827 (ix86_expand_vector_init_general): Change size of operand array
1828 from 32 to 16. Remove op0, op1 and half_mode.
1830 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1832 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
1833 (ix86_expand_vector_init_interleave): Likewise.
1834 (ix86_expand_vector_init_general): Use them. Assert
1835 word_mode == SImode when n_words == 4.
1837 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
1839 * config/i386/i386.c (ix86_secondary_reload): New static function.
1840 (TARGET_SECONDARY_RELOAD): New define.
1841 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1842 * config/i386/i386.md (reload_outqi): Remove.
1844 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1847 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
1848 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
1849 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
1850 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
1851 (fold_builtin_1): Likewise.
1852 * builtins.def (BUILT_IN_ISINF_SIGN): New.
1853 c-common.c (check_builtin_function_arguments): Handle
1854 BUILT_IN_ISINF_SIGN.
1855 * doc/extend.texi: Document __builtin_isinf_sign.
1856 * fold-const.c (operand_equal_p): Handle COND_EXPR.
1858 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
1860 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
1861 EH cleanup at the end of the pass, search for those that have been
1862 turned into forwarder blocks and do the cleanup on their successor.
1864 2008-05-18 Richard Guenther <rguenther@suse.de>
1866 * tree-cfg.c (verify_gimple_expr): Allow conversions from
1867 pointers to sizetype and vice versa.
1869 2008-05-18 Xinliang David Li <davidxl@google.com>
1871 * gcc/tree-ssa-dce.c: Coding style fix.
1872 (check_pow): Documentation comment.
1873 (check_log): Documenation comment. Coding style fix.
1874 (is_unnecessary_except_errno_call): Ditto.
1875 (gen_conditions_for_pow): Ditto.
1876 (gen_conditions_for_log): Ditto.
1877 (gen_shrink_wrap_conditions): Ditto.
1878 (shrink_wrap_one_built_in_calls): Ditto.
1879 * gcc/doc/invoke.texi: Better documentation string.
1880 * ChangeLog: Fix wrong change log entries from
1881 May 17 checkin on function call DCE.
1883 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
1885 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
1887 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1889 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
1890 * df-problems.c (simulation routines): Fixed block comment to
1891 properly say how to add forwards scanning functions.
1893 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1895 * tree-inline.c (setup_one_parameter): Remove dead code.
1897 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1899 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
1900 a BIT_AND_EXPR only for an INTEGER_TYPE.
1902 2008-05-17 Xinliang David Li <davidxl@google.com>
1904 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
1905 (check_pow, check_log, is_unnecessary_except_errno_call): New
1906 functions to check for eliminating math functions that are pure
1907 except for setting errno.
1908 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
1909 general condition expressions for shrink-wrapping pow/log calls.
1910 (gen_shrink_wrap_conditions): Ditto.
1911 (shrink_wrap_one_built_in_call): Ditto.
1912 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
1913 (mark_operand_necessary): If debugging, output if OP is necessary.
1914 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
1916 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
1918 * gcc/common.opt: New user flag -ftree-builtin-dce.
1919 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
1921 2008-05-16 David S. Miller <davem@davemloft.net>
1923 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
1924 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1926 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
1929 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
1931 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1933 * ifcvt.c (dead_or_predicable): Rename
1934 df_simulate_one_insn_backwards to df_simulate_one_insn.
1935 * recog.c (peephole2_optimize): Ditto.
1936 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
1938 * df.h: Rename df_simulate_one_insn_backwards to
1939 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
1940 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
1941 scanning of defs and uses.
1942 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
1943 (df_simulate_one_insn_forwards): Removed.
1945 2008-05-16 Doug Kwan <dougkwan@google.com>
1947 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
1949 (real_from_string): Handle NaNs and Inf as approriate.
1951 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1953 * doc/gty.texi (Source Files Containing Type Information): Note
1954 that headers should appear first in the gtfiles list.
1956 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1958 * tree.def (COND_EXEC): Properly documented this code.
1960 2008-05-16 Diego Novillo <dnovillo@google.com>
1962 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
1963 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
1966 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1968 * tree-ssa-dse (max_stmt_uid): Removed.
1969 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
1970 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
1971 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
1972 * function.h (cfun.last_stmt_uid): New field.
1973 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
1974 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
1976 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
1977 (create_stmt_ann): Initialize the ann->uid field.
1978 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
1980 * tree-flow.h (renumber_gimple_stmt_uids): New function.
1982 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1984 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
1985 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
1986 (init_empty_tree_cfg): Call it.
1988 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1990 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
1993 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1995 * doc/invoke.text (-fdump-tree-*-verbose): New option.
1996 * tree-dump.c (dump_options): New verbose option.
1997 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
1999 * tree-pass.h (TDF_VERBOSE): New dump flag.
2000 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
2001 (tree-flow.h): Added include.
2002 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
2004 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
2006 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
2008 From Jie Zhang <jie.zhang@analog.com>
2009 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2010 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
2011 mcpu=bf561-none and mcpu=bf561-0.2.
2012 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2013 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2014 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2015 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2016 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
2017 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
2018 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
2020 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
2021 (cputype_selected): Remove.
2022 (bfin_handle_option): Don't use cputype_selected.
2023 (override_options): When no mcpu option, enable all workarounds.
2024 Don't use bfin_workarounds.
2025 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
2027 (DEFAULT_CPU_TYPE): Don't define.
2029 2008-05-16 Richard Guenther <rguenther@suse.de>
2031 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
2032 on deletion of the last stmt.
2034 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2036 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
2037 V8HImode for SSE2 and V16QImode for SSE4.1.
2039 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2041 * cgraph.h (compute_inline_parameters): Made public.
2042 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
2043 variable_generate_summary, function_write_summary,
2044 variable_write_summary, variable_read_summary. Added generate_summary,
2045 write_summary, read_summary.
2046 * cgraphunit.c (cgraph_process_new_functions): Changed call from
2047 pass_ipa_inline.function_generate_summary, to
2048 compute_inline_parameters.
2049 * ipa-inline.c (compute_inline_parameters): Made public and added
2051 (compute_inline_parameters_for_current): New function.
2052 (pass_inline_param): Now calls compute_inline_parameters_for_current.
2053 (inline_generate_summary): Removed parameter and made to loop over
2055 (pass_ipa_inline): Updated for new IPA_PASS structure.
2056 * passes.c (execute_ipa_summary_passes): Now is called once per
2057 pass rather than once per node*pass.
2059 2008-05-15 Anatoly Sokolov <aesok@post.ru>
2061 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
2062 avr_have_mul_p, avr_asm_only_p): Remove variables.
2063 (avr_override_options): Remove initialization of removed variables.
2064 (avr_file_start): Convert removed variables to fields of
2065 'struct base_arch_s *avr_current_arch'.
2066 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
2067 (AVR_HAVE_MUL): (Ditto.).
2068 (AVR_HAVE_MOVW): (Ditto.).
2069 (AVR_HAVE_LPMX): (Ditto.).
2070 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
2071 avr_asm_only_p): Remove declaration.
2073 2008-05-15 Diego Novillo <dnovillo@google.com>
2075 * config/arm/arm.c (arm_return_in_memory): Fix return type.
2076 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
2078 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
2081 * combine.c (check_conversion): Rename back to check_promoted_subreg.
2082 Don't call record_truncated_value from here.
2083 (record_truncated_value): Turn it into a for_each_rtx callback.
2084 (record_truncated_values): New function.
2085 (combine_instructions): Call note_uses with record_truncated_values.
2086 Change name of check_conversion to check_promoted_subreg.
2088 2008-05-15 Janis Johnson <janis187@us.ibm.com>
2090 * doc/sourcebuild.texi: Document support for torture tests.
2092 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2094 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
2095 to alternative 4 of operand 2.
2097 2008-05-15 Richard Guenther <rguenther@suse.de>
2099 * tree-pass.h (current_pass): Declare.
2100 (get_pass_for_id): Likewise.
2101 * passes.c (passes_by_id, passes_by_id_size): New globals.
2102 (set_pass_for_id): New function.
2103 (get_pass_for_id): Likewise.
2104 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
2105 (execute_function_todo): Flush per function statistics.
2106 * toplev.c (compile_file): Init statistics.
2107 (general_init): Do early statistics initialization.
2108 (finalize): Finish statistics.
2109 * statistics.h (statistics_early_init): Declare.
2110 (statistics_init): Likewise.
2111 (statistics_fini): Likewise.
2112 (statistics_fini_pass): Likewise.
2113 (statistics_counter_event): Likewise.
2114 (statistics_histogram_event): Likewise.
2115 * statistics.c: New file.
2116 * Makefile.in (OBJS-common): Add statistics.o.
2117 (statistics.o): Add dependencies.
2118 * doc/invoke.texi (-fdump-statistics): Document.
2120 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
2122 (execute_pre): Use statistics_counter_event.
2123 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
2124 (substitute_and_fold): Increment it. Use statistics_counter_event.
2126 2008-05-15 Diego Novillo <dnovillo@google.com>
2128 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
2130 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
2131 * tree-ssa-alias.c (new_type_alias): Remove references to
2132 sub-variables from comment.
2133 * tree-ssa-operands.c (swap_tree_operands): Likewise.
2135 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2137 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
2138 attribute to 1 only for insertps alternative.
2140 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2142 * config/bfin/bfin.md (loadbytes): New pattern.
2143 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
2144 (bfin_init_builtins): Initialize it.
2145 (bdesc_1arg): Add it.
2147 2008-05-15 Sa Liu <saliu@de.ibm.com>
2149 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
2150 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
2151 * testsuite/lib/target-supports.exp: Add
2152 check_effective_target_fortran_integer_16.
2154 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2156 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
2157 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
2158 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
2159 (TARGET_RETURN_IN_MEMORY): Define.
2161 2008-05-15 Richard Guenther <rguenther@suse.de>
2164 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
2165 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
2166 represent unmodifiable vars.
2168 2008-05-15 Richard Guenther <rguenther@suse.de>
2170 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
2171 INDIRECT_REF and TARGET_MEM_REF.
2172 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2175 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2176 H.J. Lu <hongjiu.lu@intel.com>
2178 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
2179 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
2180 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
2181 insn alternatives. Add missing alternatives.
2182 (*vec_concatv2di_rex64_sse4_1): Likewise.
2183 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
2184 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
2187 2008-05-15 Richard Guenther <rguenther@suse.de>
2189 PR tree-optimization/36009
2190 PR tree-optimization/36204
2191 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
2192 (determine_invariantness_stmt): Record the loop a store is
2194 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
2197 2008-05-15 Richard Guenther <rguenther@suse.de>
2199 PR tree-optimization/34330
2200 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
2201 through the pointer will alias the SMT.
2203 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
2205 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
2207 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
2209 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
2211 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2212 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2214 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
2215 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
2216 (vashl_optab): New optab for vector/vector shifts.
2217 (vashr_optab): Ditto.
2218 (vlshr_optab): Ditto.
2219 (vrotl_optab): Ditto.
2220 (vrotr_optab): Ditto.
2221 (optab_subtype): New enum for optab_for_tree_code call.
2222 (optab_for_tree_code): Add enum optab_subtype argument.
2224 * optabs.c (optab_for_tree_code): Take an additional argument to
2225 distinguish between a vector shift by a scalar and vector shift by
2226 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
2227 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
2228 vector shift by a vector.
2229 (expand_widen_pattern_expr): Pass additional argument to
2230 optab_for_tree_code.
2232 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
2233 vrotl_optab, vrotr_optab.
2235 * expr.c (expand_expr_real_1): Update calls to
2236 optab_for_tree_code to distinguish between vector shifted by a
2237 scalar and vector shifted by a vector.
2238 * tree-vectorizer.c (supportable_widening_operation): Ditto.
2239 (supportable_narrowing_operation): Ditto.
2240 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
2241 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
2242 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
2243 (vect_create_epilog_for_reduction): Ditto.
2244 (vectorizable_reduction): Ditto.
2245 (vectorizable_operation): Ditto.
2246 (vect_strided_store_supported): Ditto.
2247 (vect_strided_load_supported): Ditto.
2248 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2249 * expmed.c (expand_shift): Ditto.
2251 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
2253 (ashr@var{m}3): Ditto.
2254 (vashl@var{m}3): Document new vector/vector shift standard name.
2255 (vashr@var{m}3): Ditto.
2256 (vlshr@var{m}3): Ditto.
2257 (vrotl@var{m}3): Ditto.
2258 (vrotr@var{m}3): Ditto.
2260 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
2261 (PPERM_INVERT): Ditto.
2262 (PPERM_REVERSE): Ditto.
2263 (PPERM_REV_INV): Ditto.
2264 (PPERM_ZERO): Ditto.
2265 (PPERM_ONES): Ditto.
2266 (PPERM_SIGN): Ditto.
2267 (PPERM_INV_SIGN): Ditto.
2268 (PPERM_SRC1): Ditto.
2269 (PPERM_SRC2): Ditto.
2271 * config/i386/sse.md (mulv2di3): Add SSE5 support.
2272 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
2273 allows a memory operand to be the value being added, and split it
2274 to improve vectorization.
2275 (sse5_pmacsdqh_mem): Ditto.
2276 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
2277 (sse5_mulv2div2di3_high): Ditto.
2278 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
2279 (vec_pack_trunc_v4si): Ditto.
2280 (vec_pack_trunc_v2di): Ditto.
2281 (sse5_pcmov_<mode>): Remove code that tried to use use
2282 andps/andnps instead of pcmov.
2283 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
2284 pmacsdqh instructions.
2285 (vec_widen_smult_lo_v4si): Ditto.
2287 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
2288 (PPERM_INVERT): Ditto.
2289 (PPERM_REVERSE): Ditto.
2290 (PPERM_REV_INV): Ditto.
2291 (PPERM_ZERO): Ditto.
2292 (PPERM_ONES): Ditto.
2293 (PPERM_SIGN): Ditto.
2294 (PPERM_INV_SIGN): Ditto.
2295 (PPERM_SRC1): Ditto.
2296 (PPERM_SRC2): Ditto.
2297 (ix86_expand_sse_movcc): Move the SSE5 test after the if
2299 (ix86_expand_int_vcond): If SSE5 generate all possible integer
2301 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
2302 says ignore whether the last reference is a memory operand.
2304 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2305 Paolo Bonzini <bonzini at gnu dot org>
2307 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
2310 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
2311 (vlshr<mode>3): Rename from vlshr<mode>3.
2312 (vashr<mode>3): Rename from vashr<mode>3.
2313 (mulv4sf3): Change the names of vector shift patterns.
2317 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
2320 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
2345 * config/spu/spu.md (v): New iterator macro to add v for vector types.
2346 (floatunssidf2_internal): Change vector/vector shift names.
2347 (floatunsdidf2_internal): Ditto.
2354 (vashl<mode>3): Rename from ashl<mode>3.
2355 (vashr<mode>3): Rename from ashr<mode>3.
2356 (vlshr<mode>3): Rename from lshr<mode>3.
2357 (vrotl<mode>3): Rename from rotl<mode>3.
2359 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2362 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
2363 multiply gives the wrong value when doing widening multiplies.
2364 (vec_widen_smult_lo_v4si): Ditto.
2366 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2368 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
2369 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
2370 emit_library_call_value.
2371 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
2372 * tree.h (ECF_LIBCALL_BLOCK): Removed.
2373 * calls.c (initialize_argument_information, precompute_arguments,
2374 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
2375 (precompute_arguments): Removed flags parameter.
2376 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
2378 2008-05-14 Richard Guenther <rguenther@suse.de>
2380 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
2381 Make sure to register the store if the use is a PHI_NODE.
2383 2008-05-14 Olivier Hainque <hainque@adacore.com>
2385 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2386 memory if the component is to be referenced in BLKmode according
2387 to get_inner_reference.
2389 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
2391 * calls.c (emit_library_call_value_1): Restore code clearing
2392 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
2394 2008-05-14 Olivier Hainque <hainque@adacore.com>
2395 Nicolas Roche <roche@adacore.com>
2397 * configure.ac: Add support for a "gcc_subdir" variable in
2398 config-lang.in, to denote a subdirectory where the language/GCC
2399 integration files are to be found.
2400 * configure: Regenerate.
2402 2008-05-14 Ira Rosen <irar@il.ibm.com>
2404 PR tree-optimization/36098
2405 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
2406 value for the first load in the group in case of a gap.
2407 (vect_build_slp_tree): Check that there are no gaps in loads.
2409 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2411 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
2412 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
2413 expand_copysign_bit, ): Change call to emit_no_conflict_block to
2414 emit_insn and remove unneeded code to construct extra args.
2415 (emit_no_conflict_block): Removed.
2416 * optabls.h: (emit_no_conflict_block): Removed.
2417 * cse.c (cse_extended_basic_block): Remove search for
2418 REG_NO_CONFLICT note.
2419 * global.c: Removed incorrect comment added in revision 117.
2420 * expr.c (convert_move): Change call to emit_no_conflict_block to
2422 * recog.c: Change comments so that they do not mention
2424 * local_alloc.c (combine_regs): Removed last parameter.
2425 (no_conflict_p): Removed.
2426 (block_alloc): Removed note, no_conflict_combined_regno and set
2427 local vars. Removed all code to process REG_NO_CONFLICT blocks.
2428 (combine_regs): Removed already_dead and code to look for
2429 REG_NO_CONFLICT notes.
2430 * lower_subreg (remove_retval_note): Removed code to look for
2431 REG_NO_CONFLICT block.
2432 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
2433 (resolve_clobber): Remove code to process libcalls that have
2434 REG_NO_CONFLICT notes.
2435 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
2437 * combine.c (can_combine_p, distribute_notes): Removed
2438 REG_NO_CONFLICT case.
2439 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
2441 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
2442 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
2444 * reg-notes.def (NO_CONFLICT): Removed.
2446 2008-05-14 David S. Miller <davem@davemloft.net>
2448 * config/sparc/sparc.c (sparc_profile_hook): If
2449 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
2450 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
2451 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2453 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
2455 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
2457 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
2460 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
2461 and op1 expansion before vector concat to have less live pseudos.
2463 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
2465 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
2466 ix86_expand_vector_set if supported.
2468 2008-05-13 Diego Novillo <dnovillo@google.com>
2469 Kenneth Zadeck <zadeck@naturalbridge.com>
2471 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
2473 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
2474 phinodes_print_statistics, init_ssanames, fini_ssanames,
2475 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
2476 release_ssa_name, release_defs, replace_ssa_name_symbol,
2477 ssanames_print_statistics): Move ...
2478 * tree-flow.h: ... here.
2479 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
2480 Use FN instead of cfun.
2481 (make_ssa_name_fn): Rename from make_ssa_name.
2482 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
2483 * tree-flow-inline.h (make_ssa_name): Move from
2484 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
2485 * omp-low.c (expand_omp_parallel):
2486 * tree-flow-inline.h (redirect_edge_var_map_result):
2487 * tree-ssa.c (init_tree_ssa): Add argument FN.
2488 Use it instead of cfun. Update all users.
2490 2008-05-13 Tom Tromey <tromey@redhat.com>
2492 PR preprocessor/22168:
2493 * doc/cpp.texi (Top): Update menu.
2494 (Alternatives to Wrapper #ifndef): New node.
2495 (Other Directives): Document deprecation.
2496 (Obsolete Features): Remove menu.
2497 (Assertions): Merge node into Obsolete Features.
2498 (Obsolete once-only headers): Move earlier; rename to Alternatives
2500 * doc/cppopts.texi: Update.
2501 * c.opt (Wdeprecated): Enable for C and ObjC.
2502 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
2503 (C++ Dialect Options): Move -Wno-deprecated from here to...
2504 (Warning Options): ... here.
2506 2008-05-13 Richard Guenther <rguenther@suse.de>
2509 * fold-const.c (fold_sign_changed_comparison): Do not allow
2510 changes in pointer-ness.
2512 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2515 * config/sh/sh.c (sh_expand_prologue): Don't clear
2516 RTX_FRAME_RELATED_P for push insns.
2518 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
2520 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
2522 2008-05-12 Anatoly Sokolov <aesok@post.ru>
2524 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
2525 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
2526 Use 'machine->is_leaf' instead of 'leaf_func_p'.
2528 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
2530 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
2531 (*vec_concatv4sf_sse): This.
2532 (*sse2_concatv2si): Renamed to ...
2533 (*vec_concatv2si_sse2): This.
2534 (*sse1_concatv2si): Renamed to ...
2535 (*vec_concatv2si_sse): This.
2536 (*vec_concatv2di_rex): Renamed to ...
2537 (*vec_concatv2di_rex64): This.
2538 (*vec_concatv2si_sse4_1): New.
2539 (*vec_concatv2di_rex64_sse4_1): Likewise.
2541 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
2543 PR rtl-optimization/36111
2544 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
2545 that was created for swappable operands.
2547 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
2550 * Makefile.in: Substitute GNATMAKE and GNATBIND.
2551 * configure.ac: Add call to ACX_PROG_GNAT.
2553 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
2555 * optc-gen.awk: Fix comment typo.
2557 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2559 * pretty-print.c (pp_integer_with_precision): Use
2560 HOST_LONG_LONG_FORMAT.
2562 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
2564 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
2566 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
2568 * config/i386/i386.c (bdesc_ptest): Removed.
2569 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
2570 (bdesc_args): Add __builtin_ia32_ptestz128,
2571 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
2572 (ix86_init_mmx_sse_builtins): Updated.
2573 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
2574 (ix86_expand_builtin): Updated.
2576 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
2578 * tree-cfg.c (valid_fixed_convert_types_p): New function.
2579 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
2581 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
2583 * value-prof.c (interesting_stringop_to_profile): Do not
2584 return early for BUILT_IN_MEMPCPY.
2586 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
2588 * calls.c (expand_call): Don't use callgraph to increase
2589 preferred_stack_boundary.
2591 * cgraph.h (cgraph_rtl_info): Use unsigned on
2592 preferred_incoming_stack_boundary.
2594 * final.c (rest_of_clean_state): Use unsigned on
2595 preferred_stack_boundary.
2597 2008-05-09 Tom Tromey <tromey@redhat.com>
2599 PR preprocessor/22231:
2600 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
2603 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
2605 PR tree-optimization/36129
2606 * tree-ssa-ccp.c: Include value-prof.h.
2607 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
2608 built-in function was folded to a constant.
2609 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
2611 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
2612 Sebastian Pop <sebastian.pop@amd.com>
2614 * tree-scalar-evolution.c: Document instantiate_scev.
2615 (instantiate_parameters_1): Renamed instantiate_scev_1.
2616 Don't use the same loop for instantiation_loop and evolution_loop.
2617 (instantiate_scev): New.
2618 (instantiate_parameters): Moved...
2619 (resolve_mixers): Update call to instantiate_scev_1 to pass the
2620 same loop twice. Maintains the semantics for this function.
2621 * tree-scalar-evolution.h (instantiate_scev): Declare.
2622 (instantiate_parameters): ...here. Now static inline.
2623 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
2624 instead of resolve_mixers.
2626 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2628 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
2630 2008-05-09 Tomas Bily <tbily@suse.cz>
2632 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
2633 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
2634 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2635 * c-common.c (c_common_truthvalue_conversion): Likewise.
2636 * tree-object-size.c (compute_object_offset): Likewise.
2637 * tree-inline.c (estimate_num_insns_1): Likewise.
2638 * varasm.c (const_hash_1, compare_constant, copy_constant)
2639 (compute_reloc_for_constant, output_addressed_constants)
2640 (initializer_constant_valid_p): Likewise.
2641 * c-omp.c (check_omp_for_incr_expr): Likewise.
2642 * gimplify.c (gimplify_expr): Likewise.
2643 * c-typeck.c (c_finish_return): Likewise.
2644 * tree-vectorizer.c (supportable_widening_operation)
2645 (supportable_narrowing_operation): Likewise.
2646 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
2647 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
2648 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2649 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
2650 (descr_info_loc): Likewise.
2651 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2652 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
2653 (fold_unary): Likewise.
2654 * builtins.c (get_pointer_alignment): Likewise.
2655 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
2656 (instantiate_parameters_1): Likewise.
2657 * tree.c (expr_align, stabilize_reference): Likewise.
2658 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
2659 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
2660 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
2661 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2662 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
2663 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
2665 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
2666 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
2667 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2668 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
2669 (forward_propagate_comparison)
2670 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2671 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
2672 * emit-rtl.c (component_ref_for_mem_expr)
2673 (set_mem_attributes_minus_bitpos): Likewise.
2674 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2675 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
2677 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
2678 (build_function_call, pointer_diff, build_compound_expr)
2679 (c_finish_return): Likewise.
2680 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
2681 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
2683 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
2684 * expr.c (is_aligning_offset): Likewise.
2685 * tree-ssa-alias.c (is_escape_site): Likewise.
2686 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
2687 (check_all_va_list_escapes): Likewise.
2688 * tree-ssa-loop-ivopts.c (determine_base_object)
2689 (determine_common_wider_type): Likewise.
2690 * dojump.c (do_jump): Likewise.
2691 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
2692 * tree-gimple.c (is_gimple_cast): Likewise.
2693 * fold-const.c (decode_field_reference, )
2694 (fold_sign_changed_comparison, fold_unary, fold_comparison)
2695 (fold_binary): Likewise.
2696 * tree-ssa-alias-warnings.c (find_alias_site_helper)
2697 (already_warned_in_frontend_p): Likewise.
2698 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
2699 * tree.c (really_constant_p, get_unwidened): Likewise.
2700 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2701 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2702 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
2704 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
2706 (CONVERT_EXPR_P): Define.
2707 (CASE_CONVERT): Define.
2709 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2712 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
2713 (delete_unmarked_insns): When deleting a call, call
2714 delete_unreachable_blocks.
2715 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2716 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
2718 2008-05-08 Richard Guenther <rguenther@suse.de>
2720 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
2721 (-ftree-salias): Likewise.
2722 (salias-max-implicit-fields): Remove param documentation.
2723 (salias-max-array-elements): Likewise.
2724 * tree-pass.h (pass_create_structure_vars): Remove.
2725 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2726 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2727 * tree-ssa-alias.c (create_structure_vars): Remove.
2728 (gate_structure_vars): Likewise.
2729 (pass_create_structure_vars): Likewise.
2730 (gate_build_alias): Likewise.
2731 (pass_build_alias): Adjust to run always and dump the function.
2732 * common.opt (ftree-salias): Hide.
2733 * passes.c (init_optimization_passes): Remove
2734 pass_create_structure_vars, adjust comment.
2735 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2736 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2737 * opts.c (decode_options): Do not set flag_tree_salias.
2738 (common_handle_option): Add OPT_ftree_salias to the backward
2739 compatibility section.
2741 2008-05-08 Richard Guenther <rguenther@suse.de>
2743 * tree-flow-inline.h (var_can_have_subvars): Move ...
2744 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
2745 * tree-flow.h (var_can_have_subvars): Remove.
2746 (push_fields_onto_fieldstack): Remove.
2747 (sort_fieldstack): Likewise.
2748 (struct fieldoff): Move ...
2749 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
2750 alias_set and base_for_components fields.
2751 (sort_fieldstack): Make static.
2752 (push_fields_onto_fieldstack): Likewise. Remove code that
2753 handles anything but RECORD_TYPEs. Remove alias_set and
2754 base_for_components handling.
2755 (create_variable_info_for): Adjust.
2757 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
2759 * common.opt (Wframe-larger-than=): Shorten the help message
2761 * doc/invoke.texi (Wframe-larger-than=): Add more description.
2763 2008-05-08 Rafael Espindola <espindola@google.com>
2765 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
2767 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
2768 trap and that both operands are gimple values.
2769 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
2770 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
2773 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2775 * read-rtl.c (join_c_conditions): Return the first string if the
2776 two strings are equal.
2778 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2780 * gensupport.h (pred_data): Add a "num_codes" field.
2781 (add_predicate_code): Declare.
2782 * gensupport.c (add_predicate_code): New function.
2783 (std_pred_table): Add an "allows_const_p" field.
2784 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
2785 Remove the (incomplete) list of such codes from the codes field.
2786 (init_predicate_table): Use add_predicate_code. Add all
2787 RTX_CONST_OBJs if allows_const_p is true.
2788 * genrecog.c (process_define_predicate): Use add_predicate_code.
2790 2008-05-08 David Daney <ddaney@avtrex.com>
2791 Richard Sandiford <rsandifo@nildram.co.uk>
2793 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
2794 special case of constant zero operands.
2795 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
2796 old and new values. Special case constant zero values.
2797 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
2799 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
2800 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
2802 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
2805 * simplify-rtx.c (simplify_plus_minus): Create CONST of
2806 similar RTX_CONST_OBJ before CONST_INT.
2808 2008-05-08 Steve Ellcey <sje@cup.hp.com>
2810 * stmt.c (expand_stack_restore): Change sa mode if needed.
2812 2008-05-08 Richard Guenther <rguenther@suse.de>
2814 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
2815 return type to bool.
2816 (ix86_sol10_return_in_memory): Likewise.
2817 (ix86_i386elf_return_in_memory): Likewise.
2818 (ix86_i386interix_return_in_memory): Likewise.
2819 * config/i386/i386.c (ix86_return_in_memory): Likewise.
2820 (ix86_sol10_return_in_memory): Likewise.
2821 (ix86_i386elf_return_in_memory): Likewise.
2822 (ix86_i386interix_return_in_memory): Likewise.
2824 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2827 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
2829 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
2830 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
2833 2008-05-08 Richard Guenther <rguenther@suse.de>
2835 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
2836 * tree-data-ref.h (struct dr_alias): Remove subvars field.
2837 (DR_SUBVARS): Remove.
2838 * tree-dfa.c (dump_subvars_for): Remove.
2839 (debug_subvars_for): Likewise.
2840 (dump_variable): Do not dump subvars.
2841 (remove_referenced_var): Do not remove subvars.
2842 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
2843 (lookup_subvars_for_var): Remove.
2844 (get_subvars_for_var): Likewise.
2845 (get_subvars_at): Likewise.
2846 (get_first_overlapping_subvar): Likewise.
2847 (overlap_subvar): Likewise.
2848 * tree-flow.h (subvar_t): Remove.
2849 (struct var_ann_d): Remove subvars field.
2850 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
2851 argument. Remove special handling of SFTs.
2852 (compute_tag_properties): Likewise.
2853 (set_initial_properties): Likewise.
2854 (compute_call_clobbered): Likewise.
2855 (count_mem_refs): Likewise.
2856 (compute_memory_partitions): Likewise.
2857 (compute_flow_insensitive_aliasing): Likewise.
2858 (setup_pointers_and_addressables): Likewise.
2859 (new_type_alias): Likewise.
2860 (struct used_part): Remove.
2861 (used_portions): Likewise.
2862 (struct used_part_map): Likewise.
2863 (used_part_map_eq): Likewise.
2864 (used_part_map_hash): Likewise.
2865 (free_used_part_map): Likewise.
2866 (up_lookup): Likewise.
2867 (up_insert): Likewise.
2868 (get_or_create_used_part_for): Likewise.
2869 (create_sft): Likewise.
2870 (create_overlap_variables_for): Likewise.
2871 (find_used_portions): Likewise.
2872 (create_structure_vars): Likewise.
2873 * tree.def (STRUCT_FIELD_TAG): Remove.
2874 * tree.h (MTAG_P): Adjust.
2875 (struct tree_memory_tag): Remove base_for_components and
2876 unpartitionable flags.
2877 (struct tree_struct_field_tag): Remove.
2878 (SFT_PARENT_VAR): Likewise.
2879 (SFT_OFFSET): Likewise.
2880 (SFT_SIZE): Likewise.
2881 (SFT_NONADDRESSABLE_P): Likewise.
2882 (SFT_ALIAS_SET): Likewise.
2883 (SFT_UNPARTITIONABLE_P): Likewise.
2884 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
2885 (union tree_node): Remove sft field.
2886 * alias.c (get_alias_set): Remove special handling of SFTs.
2887 * print-tree.c (print_node): Remove handling of SFTs.
2888 * tree-dump.c (dequeue_and_dump): Likewise.
2889 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2890 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
2891 * tree-predcom.c (set_alias_info): Do not set subvars.
2892 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
2893 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
2894 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
2895 (add_vars_for_offset): Remove.
2896 (add_virtual_operand): Remove special handling of SFTs.
2897 (add_call_clobber_ops): Likewise.
2898 (add_call_read_ops): Likewise.
2899 (get_asm_expr_operands): Likewise.
2900 (get_modify_stmt_operands): Likewise.
2901 (get_expr_operands): Likewise.
2902 (add_to_addressable_set): Likewise.
2903 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
2904 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2905 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
2906 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
2907 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
2908 (tree_node_structure): Likewise.
2909 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
2911 (find_what_p_points_to): Likewise.
2913 2008-05-08 Sa Liu <saliu@de.ibm.com>
2915 * config/spu/spu.md: Fixed subti3 pattern.
2917 2008-05-08 Richard Guenther <rguenther@suse.de>
2920 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2921 sure to create a representative for trailing arrays for PTA.
2923 2008-05-08 Richard Guenther <rguenther@suse.de>
2926 * fold-const.c (operand_equal_p): Two objects which types
2927 differ in pointerness are not equal.
2929 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2931 * calls.c (compute_argument_block_size): Add argument tree fndecl.
2932 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
2933 (emit_library_call_value_1): Add new variable fndecl initialized by
2934 NULL_TREE. It should be the decl type of orgfun, but this information
2935 seems not to be available here, so it uses the default calling abi.
2936 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
2937 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
2938 by TARGET_RETURN_IN_MEMORY.
2939 * config/i386/i386-interix.h: Likewise.
2940 * config/i386/i386.h: Likewise.
2941 * config/i386/i386elf.h: Likewise.
2942 * config/i386/ptx4-i.h: Likewise.
2943 * config/i386/sol2-10.h: Likewise.
2944 * config/i386/sysv4.h: Likewise.
2945 * config/i386/vx-common.h: Likewise.
2946 * config/cris/cris.h: Removed #if 0 clause.
2947 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
2948 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
2950 (ix86_sol10_return_in_memory): Likewise.
2951 (ix86_i386elf_return_in_memory): New.
2952 (ix86_i386interix_return_in_memory): New.
2953 * config/mt/mt-protos.h (mt_return_in_memory): New.
2954 * config/mt/mt.c: Likewise.
2955 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2956 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
2957 * config/bfin/bfin.h: Likewise.
2958 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
2960 * config/bfin/bfin.c: Likewise.
2961 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2962 * config/alpha/unicosmk.h: Likewise.
2963 * config/i386/cygming.h: Likewise.
2964 * config/iq2000/iq2000.h: Likewise.
2965 * config/mips/mips.h: Likewise.
2966 * config/mn10300/mn10300.h: Likewise.
2967 * config/rs6000/rs6000.h: Likewise.
2968 * config/score/score.h: Likewise.
2969 * config/spu/spu.h: Likewise.
2970 * config/v850/v850.h: Likewise.
2971 * defaults.h: Likewise.
2972 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
2973 * expr.c (emit_block_move): Adjust use of
2974 OUTGOING_REG_PARM_STACK_SPACE.
2975 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
2976 OUTGOING_REG_PARM_STACK_SPACE.
2977 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
2979 2008-05-08 Jakub Jelinek <jakub@redhat.com>
2981 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
2982 on OMP_RETURN for OMP_FOR.
2985 * dwarf2out.c (dw_expand_expr, common_check): Removed.
2986 (fortran_common): New function.
2987 (gen_variable_die): Call fortran_common instead of common_check,
2988 adjust for it returning tree instead of rtx. Formatting.
2990 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2994 * see.c (see_copy_insn): Copy new pure const attributes for new call.
2995 * c-decl.c (merge_decls): Ditto.
2996 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
2997 to RTL_CONST_OR_PURE_CALL_P.
2998 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
2999 Initialized DECL_LOOPING_CONST_PURE.
3000 (process_call_operands): Set tree_side_effects properly.
3001 * tree.h (TREE_READONLY_DECL_P): Removed.
3002 (DECL_IS_PURE): Renamed to DECL_PURE_P.
3003 (DECL_LOOPING_OR_CONST_P): New macro.
3004 (struct tree_function_decl): Added looping_const_or_pure_p.
3006 (ECF_LOOPING_OR_CONST_P): New macro.
3007 * rtlanal.c (pure_const_p): Removed.
3008 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
3009 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
3010 to RTL_CONST_CALL_P.
3011 * ipa-pure-const.c (pure_const_state_e): Added looping field.
3012 (check_decl, check_tree, check_call, scan_function): Initialize
3014 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
3015 (static_execute): Set looping true for recursive functions.
3016 Undo setting state to IPA_NEITHER for recursive functions.
3018 * ifcvt.c (noce_can_store_speculate_p): Changed
3019 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
3020 RTL_CONST_OR_PURE_CALL_P.
3021 * dse.c (scan_insn): Ditto.
3022 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
3023 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
3024 RTL_CONST_OR_PURE_CALL_P.
3025 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
3026 pure_call_p to RTL_CONST_CALL_P.
3027 * gimplify.c (gimplify_call_expr): Clear side effects for
3028 non-looping pure and constant calls.
3029 * calls.c (emit_call_1): Set rtl flags from ecf flags.
3030 (flags_from_decl_or_type): Set ecf flags from decl flags.
3031 (initialize_argument_information): Turn off
3032 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
3033 Change const to pure if callee_copies is true rather than just
3035 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
3036 way of marking pure calls.
3037 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
3038 Remove hack that was supposed to fix pr7335 and remove old
3039 way of marking pure calls.
3040 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
3041 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
3042 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
3043 RTL_CONST_OR_PURE_CALL_P.
3044 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
3045 * loop-invariant.c (find_exits, find_invariant_bb): Changed
3046 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
3047 * sched-deps.c (schedule_analyze): Ditto.
3048 * rtl.h (struct rtx_def): Use call field, unchanging field, and
3049 return_val field of calls to represent pure and const function info.
3050 (CONST_OR_PURE_CALL_P): Deleted macro.
3051 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3052 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
3053 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
3055 * tree-optimize.c (execute_fixup_cfg): Added test for
3056 ECF_LOOPING_CONST_OR_PURE.
3057 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
3059 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
3060 effects for looping pure or const calls.
3061 (verify_gimple_expr): Added verification code.
3062 * config/alpha/alpha.c (alpha_legitimize_address,
3063 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
3065 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
3066 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
3067 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
3068 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
3069 RTL_CONST_OR_PURE_CALL_P.
3070 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
3071 and const calls to be deleted.
3073 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3076 * config/i386/mmx.md (mmx_subv2sf3): New expander.
3077 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
3078 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
3079 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3080 to handle nonimmediate operands.
3081 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
3082 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
3083 to handle nonimmediate operands.
3084 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
3085 (mmx_pmulhrwv4hi3): New expander. Use
3086 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3087 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
3088 (sse2_umulv1siv1di3): New expander. Use
3089 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3090 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
3091 (mmx_eq<mode>3): New expander. Use
3092 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3093 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
3094 (mmx_uavgv8qi3): New expander. Use
3095 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3096 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
3097 (mmx_uavgv4hi3): New expander. Use
3098 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3100 * config/i386/sse.md
3101 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
3102 to handle nonimmediate operands.
3103 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
3104 to handle nonimmediate operands.
3105 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
3106 to handle nonimmediate operands.
3107 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
3108 to handle nonimmediate operands.
3109 (sse2_unpckhpd_exp): New expander. Use
3110 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3111 (sse2_unpcklpd_exp): New expander. Use
3112 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3113 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
3114 to handle nonimmediate operands.
3115 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
3116 to handle nonimmediate operands.
3117 (*sse2_<plusminus_insn><mode>3): Rename from
3118 sse2_<plusminus_insn><mode>3 insn pattern.
3119 (sse2_<plusminus_insn><mode>3): New expander. Use
3120 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3121 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
3122 (sse2_umulv2siv2di3): New expander. Use
3123 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3124 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
3125 (sse4_1_mulv2siv2di3): New expander. Use
3126 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3127 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
3128 (sse2_pmaddwd): New expander. Use
3129 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3130 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
3131 (sse2_eq<mode>3): New expander. Use
3132 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3133 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
3134 (sse4_1_eqv2di3): New expander. Use
3135 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3136 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3137 (sse2_uavgv16qi3): New expander. Use
3138 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3139 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3140 (sse2_uavgv16qi3): New expander. Use
3141 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3142 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
3143 (sse2_uavgv8hi3): New expander. Use
3144 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3145 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
3146 (ssse3_pmulhrswv8hi3): New expander. Use
3147 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3148 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
3149 (ssse3_pmulhrswv4hi3): New expander. Use
3150 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3152 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
3153 (<sse>_vmmul<mode>3): Ditto.
3154 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
3156 (ssse3_pmaddubsw128): Use register_operand for operand 1.
3157 (ssse3_pmaddubsw): Ditto.
3159 * config/i386/i386.c (struct_builtin_description)
3160 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
3161 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
3162 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
3163 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
3164 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
3165 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
3166 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
3167 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
3168 (ix86_fixup_binary_operands): Assert that src1
3169 and src2 must have the same mode when swapped.
3170 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
3171 and ix86_binary_operator_ok. Do not force operands in registers
3174 2008-05-07 Jan Hubicka <jh@suse.cz>
3176 * cgraph.c (dump_cgraph_node): Update.
3177 * cgraph.h (cgraph_local_info): Break out inline summary.
3178 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
3180 * ipa-inline (inline_summary): New accestor function.
3181 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
3182 cgraph_decide_inlining, compute_inline_parameters): Update.
3183 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
3185 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3187 Cleanup ColdFire scheduling support and add V4 pipeline model.
3189 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
3190 (define_attr cpu): Add cfv4 value.
3191 (define_attr type, define_attr type1): Merge into a single 'type'
3192 attribute. Update all uses.
3193 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
3194 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
3196 (define_attr opx_mem, define_attr opy_mem): Remove.
3197 (define_attr op_mem): Clean up, update comment.
3198 (define_attr size): Use specific values instead of general int.
3199 (define_attr guess, define_attr split): Remove. Update all uses.
3200 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
3201 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
3202 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
3203 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
3204 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
3205 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
3206 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
3207 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
3208 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
3209 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
3210 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
3211 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
3212 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
3213 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
3214 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
3215 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
3216 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
3217 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
3218 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
3219 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
3220 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
3221 Update or set attributes.
3222 (stack_tie): New fake instruction.
3224 * config/m68k/m68k.h (TUNE_CFV4): New macro.
3225 (m68k_sched_attr_size): Update declaration.
3226 (m68k_sched_attr_type2): Remove.
3227 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
3228 Declare new bypass predicates.
3230 * config/m68k/m68k.c (m68k_sched_issue_rate,
3231 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
3233 (TARGET_SCHED_ISSUE_RATE,
3234 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
3235 (override_options): Handle scheduling for ColdFire V4 core.
3236 (m68k_expand_prologue): Emit stack_tie.
3237 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
3238 'OP_TYPE_FPN'. Update all uses.
3239 (sched_guess_p): Remove.
3240 (sched_address_type): Handle symbolic addresses.
3241 (sched_get_operand): New static function.
3242 (sched_operand_type): Merge into sched_attr_op_type.
3243 (sched_attr_op_type): Handle FP registers, handle quick constants,
3245 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
3246 (m68k_sched_attr_size): Update. Move logic to ...
3247 (sched_get_attr_size_int): New static function.
3248 (sched_get_opxy_mem_type): New static function.
3249 (m68k_sched_attr_op_mem): Update.
3250 (m68k_sched_attr_type2): Remove.
3251 (sched_cfv4_bypass_data): New static variable.
3252 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
3253 (m68k_sched_issue_rate): Implement scheduler hook.
3254 (struct _sched_ib: enabled_p): New field.
3255 (m68k_sched_variable_issue): Update. Handle V4.
3256 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
3257 sched_dump_class_func_t, sched_dump_split_class,
3258 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
3259 sched_dump_dfa_class, m68k_sched_dump): Remove.
3260 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
3262 (m68k_sched_init_global): Remove statisctics dumping, introduce
3263 sanity check that all instructions have pipeline reservations. Handle
3265 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3266 Handle ColdFire V4 core.
3267 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
3268 New static functions.
3269 (m68k_sched_address_bypass_p): New bypass predicate.
3270 (sched_get_indexed_address_scale): New static function.
3271 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
3273 * cf.md: Update comments.
3274 (define_attr type2): Remove. Use 'type' attribute instead.
3276 (cf_ib): Rename to cfv123_ib. Update all uses.
3277 (cf_oep): Rename to cfv123_oep. Update all uses.
3278 (cf_chr): Rename to cfv123_chr. Update all uses.
3279 (cf_mem): Rename to cfv123_mem. Update all uses.
3280 (cf_mac): Move to more appropriate place.
3281 (cfv123_guess): New automaton and cpu_unit.
3282 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
3283 Update uses of 'size' attribute. Handle before reload scheduling.
3284 (cfv123_guess): New dummy reservation for unhandled instructions.
3285 (cfv4_*): Pipeline description of ColdFire V4 core.
3286 (ignore): New reservation to handle 'ignore' type.
3288 2008-05-07 Ian Lance Taylor <iant@google.com>
3291 * gimplify.c (find_single_pointer_decl_1): Don't look through
3293 (find_single_pointer_decl): Adjust comments.
3295 2008-05-07 Jakub Jelinek <jakub@redhat.com>
3298 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
3299 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
3302 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
3303 integral type rather than floating point, then VIEW_CONVERT_EXPR
3304 to the floating point type.
3306 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3308 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
3309 TFmode op0 to register.
3311 2008-05-07 Alan Modra <amodra@bigpond.net.au>
3313 * c-decl.c (grokdeclarator): Comment typo.
3315 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
3317 * tree-flow.h: Remove prototype for computed_goto_p.
3318 * tree-cfg.c (computed_goto_p): Make static.
3320 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
3323 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
3324 (contains_aligned_value_p): This. Handle _Decimal128.
3325 (ix86_function_arg_boundary): Only align _Decimal128 to its
3326 natural boundary and handle it properly.
3328 2008-05-06 Martin Jambor <mjambor@suse.cz>
3330 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
3331 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
3332 (ipcp_method_set_orig_node): Removed.
3333 (ipcp_cval_get_cvalue_type): Removed.
3334 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
3335 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
3336 (ipcp_cval_set_cvalue_type): Removed.
3337 (ipcp_cval_get_cvalue): Removed.
3338 (ipcp_cval_set_cvalue): Removed.
3339 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
3340 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
3341 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
3342 (ipcp_cval_meet): Renamed to ipa_lattice_meet
3343 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
3344 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
3345 (ipcp_get_ith_lattice): Changed parameters.
3346 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
3347 (ipcp_lattice_from_jfunc): Changed parameters.
3348 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
3349 (ipcp_method_cval_print): Added temporary variable info.
3350 (ipcp_redirect): Removed already unused local variable caller.
3351 (ipcp_redirect): New temporary variable orig_callee_info
3352 (ipcp_redirect): Removed newly unused local variable callee.
3353 (ipcp_redirect): Removed (a bit confusing) local variable type.
3354 (ipcp_insert_stage): Added local variable info.
3355 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
3357 (ipcp_formal_create): Removed.
3358 (ipcp_method_cval_set): Removed.
3359 (ipcp_propagate_stage): Renamed lattice variables.
3360 (ipcp_method_cval_set_cvalue_type): Removed.
3361 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
3362 (ipcp_print_all_lattices): Changed printed strings to refer to
3363 lattices rather than cvals.
3364 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
3365 (ipcp_propagate_const): Changed formal parameters.
3366 (build_const_val): Changed formal parameters.
3367 (ipcp_insert_stage): Removed useless variable cvalue
3368 (build_const_val): Changed formal parameters.
3369 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
3370 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
3371 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
3372 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
3373 (ipcp_print_func_profile_counts): Changed string from "method" to
3375 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
3376 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
3377 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
3378 (ipcp_structures_print): Renamed to ipcp_print_all_structures
3379 (ipcp_profile_print): Renamed to ipcp_print_profile_data
3380 (ipcp_lat_is_const): Changed parameters and made inline.
3381 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
3382 (ipcp_redirect): Renamed to ipcp_need_redirect_p
3383 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
3384 the predicate condition directly
3385 (ipcp_propagate_stage): Added local variable args. Removed local
3386 variable callee. (Both are mere code simplifications.)
3387 (ipcp_method_dont_insert_const): Renamed to
3388 ipcp_node_not_modifiable_p.
3389 (ipcp_node_not_modifiable_p): Made inline.
3390 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
3391 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
3392 (ipcp_print_all_lattices): Removed variable cvalue
3393 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
3396 2008-05-06 Olivier Hainque <hainque@adacore.com>
3398 * tree-sra.c (try_instantiate_multiple_fields): Early return
3399 if field has POINTER_TYPE.
3401 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
3403 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
3404 by using 'q' specifier for instruction.
3405 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
3407 2008-05-06 Anatoly Sokolov <aesok@post.ru>
3409 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3410 Change mode of zero_extract from QImode to HImode.
3411 (sign bit tests peepholes): (Ditto.).
3413 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
3415 * config/i386/mmx.md: Remove double backslashes from asm templates.
3416 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
3417 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3418 to handle nonimmediate operands.
3419 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
3420 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3421 to handle nonimmediate operands.
3422 (*mmx_<code>v2sf3_finite): New insn pattern.
3423 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
3424 (mmx_<code>v2sf3): New expander. Use
3425 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3426 (mmx_<plusminus_insn><mode>3): New expander. Use
3427 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3428 (*mmx_<plusminus_insn><mode>3): New insn pattern.
3429 (mmx_add<mode>3): Removed.
3430 (mmx_ssadd<mode>3): Ditto.
3431 (mmx_usadd<mode>3): Ditto.
3432 (mmx_sub<mode>3): Ditto.
3433 (mmx_sssub<mode>3): Ditto.
3434 (mmx_ussub<mode>3): Ditto.
3435 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
3436 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
3437 to handle nonimmediate operands.
3438 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
3440 (mmx_smulv4hi3_highpart): New expander. Use
3441 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3442 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
3444 (mmx_umulv4hi3_highpart): New expander. Use
3445 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3446 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
3447 (mmx_<code>v4hi3): New expander. Use
3448 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3449 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
3450 (mmx_<code>v8qi3): New expander. Use
3451 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3452 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
3453 (mmx_<code><mode>3): New expander. Use
3454 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3456 2008-05-05 Jan Hubicka <jh@suse.cz>
3458 PR tree-optimization/36118
3459 * passes.c (pass_init_dump_file): Fix dump header.
3461 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3464 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
3465 VCE for function decls.
3467 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3469 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
3471 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3473 * config/i386/i386.md (sat_plusminus): New.
3474 (plusminus_insn): Likewise.
3475 (plusminus_mnemonic): Likewise.
3477 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
3478 (*<addsub><mode>3_cc_overflow): Renamed to ...
3479 (*<plusminus_insn><mode>3_cc_overflow): This.
3480 (*<addsub>si3_zext_cc_overflow): Renamed to ...
3481 (*<plusminus_insn>si3_zext_cc_overflow): This.
3483 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
3484 (<plusminus_insn><mode>3): This.
3485 (*<addsub><mode>3): Renamed to ...
3486 (*<plusminus_insn><mode>3): This.
3487 (<sse>_vm<addsub><mode>3): Renamed to ...
3488 (<sse>_vm<plusminus_insn><mode>3): This.
3489 (sse3_h<addsub>v4sf3): Renamed to ...
3490 (sse3_h<plusminus_insn>v4sf3): This.
3491 (sse3_h<addsub>v2df3): Renamed to ...
3492 (sse3_h<plusminus_insn>v2df3): This.
3493 (<plusminus_insn><mode>3): New.
3494 (*<plusminus_insn><mode>3): Likewise.
3495 (sse2_<plusminus_insn><mode>3): Likewise.
3496 (add<mode>): Removed.
3497 (*add<mode>3): Likewise.
3498 (sse2_ssadd<mode>3): Likewise.
3499 (sse2_usadd<mode>3): Likewise.
3500 (sub<mode>3): Likewise.
3501 (*sub<mode>3): Likewise.
3502 (sse2_sssub<mode>3): Likewise.
3503 (sse2_ussub<mode>3): Likewise.
3505 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
3507 * gthr-single.h: Add in required interface elements as per gthr.h.
3508 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
3509 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
3510 Generalize UNUSED macro.
3511 (__gthread_once): Add.
3512 (__gthread_key_create): Add.
3513 (__gthread_key_delete): Add.
3514 (__gthread_getspecific): Add.
3515 (__gthread_setspecific): Add.
3517 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
3519 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
3520 the same size types for the indirect reference on the rhs, then
3523 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
3525 * config/i386/i386.md
3526 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
3527 one insn template instead of template series.
3528 (*xordi_1_rex64): Ditto.
3529 (*xordi_2_rex64): Ditto.
3531 2008-05-05 Ira Rosen <irar@il.ibm.com>
3533 PR tree-optimization/36119
3534 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
3537 2008-06-04 Jan Hubicka <jh@suse.cz>
3539 tree-optimization/36100
3540 * tree-pass.h (pass_O0_always_inline): Declare.
3541 * ipa-inline.c (inline_transform): Remove dead code.
3542 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
3543 pass_O0_always_inline): New.
3544 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
3546 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
3548 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
3549 mnemonic in this_param move for TARGET_64BIT.
3551 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
3553 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
3554 (*strmovsi_rex_1): Ditto.
3555 (*strsetsi_1): Ditto.
3556 (*strsetsi_rex_1): Ditto.
3558 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
3559 adddicc expanders using SWI mode iterator.
3561 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
3564 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
3567 2008-05-04 David S. Miller <davem@davemloft.net>
3569 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
3570 (sparc*-*-linux*): Use linux.h in tm_file.
3571 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
3572 compiler defaulting to 32-bit.
3573 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
3575 * config/sparc/linux.h: Remove definitions now obtained
3576 properly from linux.h
3577 * config/sparc/linux64.h: Likewise.
3578 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
3579 don't want this setting for 32-bit builds in a biarch compiler.
3580 * doc/install.texi: Add sparc-linux to list of targets
3581 supporting --enable-targets=all.
3583 2008-05-03 Andrew Pinski <pinskia@gmail.com>
3585 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
3587 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
3589 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
3590 after V4SI_FTYPE_V8HI.
3591 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
3592 case V4SI_FTYPE_V2DF.
3594 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
3596 * doc/invoke.texi (max-flow-memory-locations): Removed.
3597 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
3599 2008-05-03 Richard Guenther <rguenther@suse.de>
3602 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
3604 2008-05-02 David S. Miller <davem@davemloft.net>
3606 * config.gcc (need_64bit_hwint): Document libcpp dependency.
3608 2008-05-02 Simon Baldwin <simonb@google.com>
3611 * c-common.h (warn_array_subscript_range): Removed.
3612 * c-common.c (warn_array_subscript_range): Ditto.
3613 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
3614 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
3616 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3618 * config/i386/i386.c (ix86_special_builtin_type): New.
3619 (bdesc_special_args): Likewise.
3620 (ix86_expand_special_args_builtin): Likewise.
3621 (ix86_init_mmx_sse_builtins): Updated.
3622 (ix86_expand_builtin): Updated.
3623 (ix86_expand_store_builtin): Removed.
3624 (ix86_expand_unop_builtin): Likewise.
3626 * config/i386/mm3dnow.h (__v2sf): Moved to ...
3627 * config/i386/mmintrin.h (__v2sf): Here.
3629 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
3631 (_mm_loadl_pi): Likewise.
3632 (_mm_storeh_pi): Replace __v2si with __v2sf.
3633 (_mm_storel_pi): Likewise.
3635 * doc/extend.texi: Correct __builtin_ia32_loadhps,
3636 __builtin_ia32_loadlps, __builtin_ia32_storehps,
3637 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
3638 __builtin_ia32_loadlpd.
3640 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3642 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
3643 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
3644 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
3645 (ix86_init_mmx_sse_builtins): Updated.
3646 (ix86_expand_args_builtin): Likewise.
3647 (ix86_expand_builtin): Likewise.
3648 (ix86_expand_unop1_builtin): Renamed to ...
3649 (ix86_expand_unop_vec_merge_builtin): This.
3651 2008-05-01 Jan Hubicka <jh@suse.cz>
3654 * ipa-inline.c (inline_generate_summary): Make static.
3655 (inline_transform): Do not call inlining at -O0; make static.
3656 * passes.c (execute_todo): Add sanity check.
3657 (execute_one_ipa_transform_pass): Execute proper flags.
3659 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
3661 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
3662 (DECL_NONADDRESSABLE_P): Likewise.
3663 * alias.c (record_component_aliases): Fix comment.
3665 2008-05-01 Simon Baldwin <simonb@google.com>
3667 * c-common.h (warn_array_subscript_range): New function.
3668 * c-common.c (warn_array_subscript_range): Ditto.
3669 * tree-vrp.c (check_array_ref): Corrected code to agree with
3670 comment, ignoring only arrays of size 0 or size 1.
3671 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
3673 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3675 * config/i386/i386.c (ix86_builtin_type): Replace
3676 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
3677 (bdesc_args): Updated.
3678 (ix86_init_mmx_sse_builtins): Likewise.
3679 (ix86_expand_args_builtin): Likewise.
3681 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
3684 * doc/extend.texi: Correct __builtin_ia32_palignr.
3686 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3689 * config/i386/i386.c (bdesc_crc32): Removed.
3690 (ix86_expand_crc32): Likewise.
3691 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
3692 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
3693 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
3694 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
3695 UINT_FTYPE_UINT_UCHAR.
3696 (bdesc_args): Updated. Add crc32 builtins.
3697 (ix86_init_mmx_sse_builtins): Updated.
3698 (ix86_expand_args_builtin): Updated to support subreg.
3700 * doc/extend.texi: Correct __builtin_ia32_crc32di.
3702 2008-05-01 Jan Hubicka <jh@suse.cz>
3704 * tree-pass.h (opt_pass): Add IPA_PASS.
3705 (varpool_node, cgraph_node): Forward declare.
3706 (ipa_opt_pass): Define.
3707 (pass_ipa_inline): Turn into ipa_opt_pass.
3708 (pass_apply_inline): Remove.
3709 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
3710 (apply_inline): Turn into ....
3711 (inline_transform): ... this one.
3712 (inline_generate_summary): New function.
3713 (pass_apply_inline): Remove.
3714 * function.h (ipa_opt_pass): Forward declare structure; typedef;
3716 (struct function): Add ipa_transforms_to_apply.
3717 * passes.c (register_one_dump_file): Work on IPA_PASS.
3718 (init_optimization_passes): Remove pass_inline_parameters and
3720 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
3721 (execute_one_pass) ... here; apply transforms when possible.
3722 (add_ipa_transform_pass, execute_ipa_summary_asses,
3723 execute_one_ipa_transform_pass): New.
3724 (execute_ipa_pass_list): Update for IPA_PASS type.
3726 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3728 * config/i386/i386.c (ix86_builtin_type): Add
3729 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
3730 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
3731 (bdesc_args): Add SSE4a builtins.
3732 (ix86_init_mmx_sse_builtins): Updated.
3733 (ix86_expand_args_builtin): Likewise.
3734 (ix86_expand_builtin): Likewise.
3736 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3738 * config/i386/i386.c (ix86_builtin_type): Add
3739 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
3740 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
3741 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
3742 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
3743 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
3744 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
3745 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
3746 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
3747 and DI_FTYPE_DI_DI_INT.
3748 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
3749 (ix86_init_mmx_sse_builtins): Updated.
3750 (ix86_expand_args_builtin): Likewise.
3751 (ix86_expand_builtin): Likewise.
3752 (ix86_expand_binop_imm_builtin): Removed.
3754 * doc/extend.texi: Correct __builtin_ia32_palignr128.
3756 2008-04-30 Richard Guenther <rguenther@suse.de>
3758 PR tree-optimization/32921
3759 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
3761 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
3763 * config/arm/arm.c (arm_unwind_emit): Use
3764 crtl->all_throwers_are_sibcalls instead of
3765 cfun->all_throwers_are_sibcalls.
3766 (arm_output_fn_unwind): Likewise.
3767 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
3768 instead of cfun->uses_pic_offset_table.
3769 (frv_expand_prologue): Likewise.
3770 (frv_frame_pointer_required): Likewise.
3771 (frv_expand_fdpic_call): Likewise.
3772 (frv_emit_movsi): Likewise.
3773 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
3774 cfun->returns_pcc_struct instead of
3775 current_function_returns_pcc_struct.
3776 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
3777 instead of cfun->calls_eh_return.
3778 (m32c_pushm_popm): Likewise.
3779 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
3780 "extern" declaration.
3782 2008-04-30 Richard Guenther <rguenther@suse.de>
3784 PR tree-optimization/21636
3785 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
3787 (evaluate_stmt): Print the likely value.
3788 (ccp_visit_stmt): Avoid excessive vertical spacing.
3790 2008-04-30 Rafael Espindola <espindola@google.com>
3792 * builtins.c (fold_call_expr): Return realret.
3793 * tree-ssa-threadedge.c
3794 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
3795 __builtin_object_size.
3797 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
3799 * gcc.c (wrapper_string): New variable.
3800 (insert_wrapper): New function.
3801 (execute): New option -wrapper.
3802 * doc/invoke.texi (Overall Options): New driver option -wrapper.
3804 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
3806 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
3807 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
3808 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
3810 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
3811 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
3812 config/rs6000/e500crtres64gprctr.asm,
3813 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
3814 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
3815 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
3816 config/rs6000/e500crtsav64gprctr.asm,
3817 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
3818 config/rs6000/e500crtsavg64gprctr.asm: New files.
3819 * config/rs6000/t-ppccomm: Add build rules for new files.
3820 (LIB2FUNCS_STATIC_EXTRA): Add new files.
3821 * config/rs6000/t-netbsd: Add build rules for new files.
3822 (LIB2FUNCS_STATIC_EXTRA): New variable.
3823 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
3824 (CRTSAVRES_DEFAULT_SPEC): Likewise.
3825 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
3827 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
3829 * config/i386/i386.c (ix86_builtin_type): Add
3830 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
3831 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
3832 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
3833 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
3834 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
3835 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
3836 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
3837 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
3838 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
3839 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
3840 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
3841 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
3842 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
3843 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
3844 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
3845 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
3846 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
3847 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
3848 V1DI_FTYPE_V2SI_V2SI.
3849 (bdesc_2arg): Moved to ...
3851 (ix86_init_mmx_sse_builtins): Updated.
3852 (ix86_expand_args_builtin): Updated. Take a pointer
3853 to const struct builtin_description. Handle comparison
3855 (ix86_expand_sse_compare): Take a new argument for swapping operands.
3856 (ix86_expand_builtin): Updated.
3858 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
3859 (ssse3_pmaddubsw128): This.
3860 (ssse3_pmaddubswv4hi3): Renamed to ...
3861 (ssse3_pmaddubsw): This.
3863 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
3864 (__builtin_ia32_packssdw128): Likewise.
3865 (__builtin_ia32_packuswb128): Likewise.
3866 (__builtin_ia32_pmaddubsw): Likewise.
3867 (__builtin_ia32_pmaddubsw128): Likewise.
3869 2008-04-30 Richard Guenther <rguenther@suse.de>
3871 PR tree-optimization/14847
3872 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
3873 (recognize_bits_test): Use it.
3874 (recognize_single_bit_test): Likewise.
3876 2008-04-30 Martin Jambor <mjambor@suse.cz>
3878 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
3879 instead of setting number of formal parameters to zero.
3880 (ipcp_init_stage): Do not set the number of actual parameters to zero
3882 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
3883 which are called with variable number of arguments.
3884 (ipcp_insert_stage): Explicitely skipping all nodes which are
3885 called with variable number of arguments.
3886 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
3887 number of parameters.
3889 * ipa-prop.h (struct ipa_node_params): Added flag
3890 called_with_var_arguments
3891 (ipa_set_param_count): Added. Changed sole setter to use it.
3892 (ipa_get_param_count): Added. All readers of param_count
3893 converted to use it instead.
3894 (ipa_set_called_with_variable_arg): Added.
3895 (ipa_is_called_with_var_arguments): Added.
3896 (ipa_get_ith_param): Added. All readers of param_decls converted
3898 (ipa_set_cs_argument_count): Added, sole writer to argument_count
3900 (ipa_get_cs_argument_count): Added, all readers of argument_count
3902 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
3905 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
3906 (struct ipcp_lattice): Renamed cval_type to type
3907 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
3909 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
3910 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
3911 (ipcp_insert_stage): Changed the type of variable cvalue to tree
3912 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
3913 (build_const_val): Changed the type of parameter cvalue to tree
3914 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
3915 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
3917 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
3920 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
3921 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
3922 (ipa_add_method): Renamed to ipa_push_func_to_list
3923 (ipa_remove_method): Renamed to ipa_pop_func_from_list
3924 (ipa_callsite_param_count): Removed.
3925 (ipa_callsite_param_count_set): Removed.
3926 (ipa_callsite_param): Removed.
3927 (ipa_callsite_callee): Removed.
3928 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
3929 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
3930 (ipa_method_formal_count): Removed.
3931 (ipa_method_formal_count_set): Removed.
3932 (ipa_method_get_tree): Removed.
3933 (ipa_method_tree_map_create): Removed.
3934 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
3935 (ipa_create_param_decls_array): Creates the array itself
3936 (ipa_create_param_decls_array): Temporary variable info instead of
3938 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
3939 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
3940 (get_type): Removed.
3941 (ipa_jf_get_info_type): Removed.
3942 (ipa_node_create): Renamed to ipa_create_node_params
3943 (ipa_free): Renamed to ipa_free_all_node_params
3944 (ipa_nodes_create): Renamed to ipa_create_all_node_params
3945 (ipa_edges_create): Renamed to ipa_create_all_edge_args
3946 (ipa_edges_free): Renamed to ipa_free_all_edge_args
3947 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
3948 (ipa_free_all_node_params): Deallocation to jump_functions moved to
3949 ipa_free_all_edge_args
3950 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
3951 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
3952 (ipa_create_methodlist_node): Removed.
3953 (ipa_methodlist_method): Removed.
3954 (ipa_methodlist_method_set): Removed.
3955 (ipa_methodlist_next_method): Removed.
3956 (ipa_methodlist_next_method_set): Removed.
3957 (ipa_method_is_modified): Removed.
3958 (ipa_method_modify_create): Removed.
3959 (ipa_method_modify_init): Temporary variable info instead of a few
3961 (ipa_detect_param_modifications): Temporary variable info instead of
3963 (ipa_compute_jump_functions): Temporary variable info instead of
3965 (ipa_method_modify_set): Removed.
3966 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
3967 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
3968 than craph_node as the first parameter.
3969 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
3970 (ipa_method_modify_init): Removed.
3971 (ipa_compute_jump_functions): Added a temp variable instead of
3972 repeatadly dereferencing the cgraph_edge.aux pointer
3973 (ipa_callsite_param_set_type): Removed.
3974 (ipa_compute_jump_functions): i renamed to index and moved to
3976 (ipa_callsite_param_set_info_type_formal): Removed.
3977 (ipa_callsite_param_set_info_type): Removed.
3978 (ipa_callsite_param_map_create): Removed.
3979 (ipa_callsite_tree): Removed.
3980 (ipa_callsite_caller): Removed.
3981 (ipa_pop_func_from_list): return_method removed to return_func
3983 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
3984 prefixed all values with IPA_. Changed all users.
3985 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
3986 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
3987 and FORMAL_IPATYPE IPA_PASS_THROUGH.
3988 (union parameter_info): Renamed to jump_func_value.
3989 (union jump_func_value): Renamed value to constant
3990 (struct ipa_jump_func): Renamed info_type to value
3991 (struct ipa_node): Renamed to ipa_node_params
3992 (struct ipa_node_params): Renamed ipa_arg_num to param_count
3993 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
3994 (struct ipa_node_params): Renamed ipa_mod to modified_flags
3995 (struct ipa_edge): Renamed to ipa_edge_args
3996 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
3997 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
3998 (struct ipa_methodlist): Renamed to ipa_func_list
3999 (struct ipa_func_list): method_p renamed to node, next_method
4001 (ipa_methodlist_p): Removed, switched all users to struct pointer
4002 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
4004 2008-04-30 Alan Modra <amodra@bigpond.net.au>
4006 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
4007 (rs6000_emit_epilogue): Use backchain to restore only when we
4008 have a large frame. Make use of frame pointer to restore if we
4009 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
4011 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
4013 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4014 Add mode to zero_extract.
4015 (sign bit tests peepholes): (Ditto.).
4017 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
4019 * config/i386/i386.c (ix86_builtins): Replace Prescott New
4020 Instructions in comments with SSE3.
4021 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
4022 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
4023 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
4024 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
4025 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
4026 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
4027 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
4028 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
4029 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
4030 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
4031 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
4032 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
4033 (bdesc_sse_args): Renamed to ...
4034 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
4035 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
4036 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
4038 (bdesc_1arg): Moved to ...
4040 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
4041 Instructions in comments with SSE3.
4042 (ix86_expand_sse_operands_builtin): Renamed to ...
4043 (ix86_expand_args_builtin): This. Updated.
4044 (ix86_expand_unop1_builtin): Update comments.
4045 (ix86_expand_builtin): Updated.
4047 2008-04-29 Richard Guenther <rguenther@suse.de>
4049 PR tree-optimization/36078
4050 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
4051 Update virtual SSA form after cleaning up the CFG.
4053 2008-04-29 Richard Guenther <rguenther@suse.de>
4056 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
4058 2008-04-29 Richard Guenther <rguenther@suse.de>
4060 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
4061 (compute_may_aliases): Do not call finalize_ref_all_pointers.
4062 (compute_flow_insensitive_aliasing): Do not treat
4063 PTR_IS_REF_ALL pointers special.
4064 (get_smt_for): Likewise.
4065 (may_alias_p): Re-structure.
4066 (is_escape_site): A ref-all pointer conversion is not an escape site.
4067 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
4068 PTR_IS_REF_ALL pointers special.
4069 * tree-ssa-structalias.h (struct alias_info): Remove
4070 ref_all_symbol_mem_tag field.
4071 (PTR_IS_REF_ALL): Remove.
4073 2008-04-29 Richard Guenther <rguenther@suse.de>
4076 * fold-const.c (extract_muldiv_1): In combining division constants
4077 make sure to never overflow.
4079 2008-04-29 Nick Clifton <nickc@redhat.com>
4081 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
4083 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4086 * optc-gen.awk: Work around HP-UX/IA awk bug.
4088 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
4090 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
4093 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4096 * config/i386/i386.md
4097 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
4098 Change operand 1 predicate to nonimmediate_operand.
4100 2008-04-28 Jakub Jelinek <jakub@redhat.com>
4103 * dwarf2out.c (struct die_struct): Mark as chain_circular through
4105 * gengtype.c (walk_type, write_func_for_structure): Handle
4107 * doc/gty.texi: Document chain_circular.
4109 2008-04-28 Richard Guenther <rguenther@suse.de>
4111 PR tree-optimization/36066
4112 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
4115 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4118 * config/i386/i386.md
4119 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
4120 Use match_scratch instead of match_operand for operands 3 and 4.
4122 2008-04-27 Richard Guenther <rguenther@suse.de>
4124 PR tree-optimization/18754
4125 PR tree-optimization/34223
4126 * tree-pass.h (pass_complete_unrolli): Declare.
4127 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
4128 loop size before and after unconditionally of UL_NO_GROWTH in effect.
4129 Rewrite loop into loop closed SSA form if it is not already.
4130 (tree_unroll_loops_completely): Re-structure to iterate over
4131 innermost loops with intermediate CFG cleanups.
4132 Unroll outermost loops only if requested or the code does not grow
4134 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
4135 loops are available.
4136 (tree_vectorize): Instead do so here.
4137 (tree_complete_unroll): Also unroll outermost loops.
4138 (tree_complete_unroll_inner): New function.
4139 (gate_tree_complete_unroll_inner): Likewise.
4140 (pass_complete_unrolli): New pass.
4141 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
4142 uses outside of the loop.
4143 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
4144 form if it is available.
4145 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
4146 * passes.c (init_optimization_passes): Schedule complete inner
4147 loop unrolling pass before the first CCP pass after final inlining.
4149 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
4151 * targhooks.h (default_emutls_var_fields,
4152 default_emutls_var_init): Declare.
4153 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
4154 * target.h (struct gcc_target): Add struct emutls member.
4155 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
4156 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
4157 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
4158 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
4159 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
4160 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
4161 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
4162 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
4163 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
4164 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
4165 emit debug information.
4166 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
4167 * varasm.c: Include targhooks.h.
4168 (emutls_object_section, emutls_tmpl_section): New.
4169 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
4170 (EMUTLS_SEPARATOR): New.
4172 (get_emutls_object_name): New.
4173 (default_emutls_var_fields): New, broken out of ...
4174 (get_emutls_object_type): ... here. Adjust to use target hooks.
4175 (get_emutls_init_templ_addr): Adjust to use target hooks.
4176 (emutls_decl): Adjust to use target hooks.
4177 (emutls_finish): Likewise.
4178 (default_emutls_var_init): New, broken out of ...
4179 (assemble_variable): ... here. Adjust to use target hooks.
4180 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
4182 * c-common.c (handle_section_attribute): Prevent overriding
4183 sections for emulated tls with special sections.
4184 * config/i386/i386.c (x86_64_elf_select_section): Add
4185 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
4186 (x86_64_elf_unique_section): Likewise.
4187 * config/vxworks.c: Include tree.h.
4188 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
4189 (vxworks_override_options): Set TLS scheme.
4190 * doc/tm.texi (Emulated TLS): New node.
4192 2008-04-26 Simon Baldwin <simonb@google.com>
4195 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
4196 with propagated string constants.
4198 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
4200 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
4201 constraint for operand 2 when operand 0 is memory operand.
4202 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
4203 operand 0 is memory operand.
4204 (fix_trunc<mode>_i387_with_temp): Ditto.
4205 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
4206 operand 2 when operand 1 is memory operand.
4207 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
4208 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
4209 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
4210 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4211 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
4212 operands 2,3 and 4 when operand 1 is memory operand.
4213 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
4215 (fistdi2_floor_with_temp): Ditto.
4216 (fist<mode>2_floor_with_temp): Ditto.
4217 (fistdi2_ceil_with_temp): Ditto.
4218 (fist<mode>2_ceil_with_temp): Ditto.
4219 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
4221 2008-04-26 David Daney <ddaney@avtrex.com>
4223 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
4225 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
4226 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4227 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4228 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
4229 (compare_and_swap_12): New insn.
4230 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
4231 * config/mips/mips.c (mips_force_binary): New function.
4232 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
4233 (mips_expand_compare_and_swap_12): New function.
4234 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
4236 2008-04-25 Jan Hubicka <jh@suse.cz>
4239 * cfgexpand.c (pass_expand): Turn into RTL pass.
4240 * passes.c (execute_one_pass): Do pass typechecking after execution.
4241 * tree-pass.h (pass_expand): Turn into RTL pass.
4243 * function.h (struct rtl_data): Move here fields
4244 accesses_prior_frames, calls_eh_return, saves_all_registers,
4245 has_nonlocal_goto, has_asm_statement, is_thunk,
4246 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
4247 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
4248 arg_pointer_save_area_init from struct function; turn into bool.
4249 (struct function): Move
4250 calls_eh_return, saves_all_registers, has_nonlocal_goto,
4251 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
4252 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
4253 tail_call_emit, arg_pointer_save_area_init
4254 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
4255 (current_function_returns_struct, current_function_returns_pcc_struct,
4256 current_function_calls_setjmp, current_function_calls_alloca,
4257 current_function_accesses_prior_frames,
4258 current_function_calls_eh_return, current_function_is_thunk,
4259 current_function_stdarg, current_function_profile,
4260 current_function_limit_stack, current_function_uses_pic_offset_table,
4261 current_function_uses_const_pool, current_function_has_nonlocal_label,
4262 current_function_saves_all_registers,
4263 current_function_has_nonlocal_goto,
4264 current_function_has_asm_statement): Remove accesor macros.
4265 * ra-conflict.c (global_conflicts): Update.
4266 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
4267 (suitable_for_tail_call_opt_p): Update.
4268 * builtins.c (expand_builtin_return_addr): Update.
4269 (expand_builtin_setjmp_setup): Update.
4270 (expand_builtin_nonlocal_goto): Update.
4271 * final.c (final_start_function): Update.
4272 (profile_function): Update.
4273 (leaf_function_p): Update.
4274 (only_leaf_regs_used): Update.
4275 * df-scan.c (df_get_exit_block_use_set): Update.
4276 * dojump.c (clear_pending_stack_adjust): Update.
4277 * tree-stdarg.c (gate_optimize_stdarg): Update.
4278 * gimple-low.c (lower_function_body): Update.
4279 * global.c (compute_regsets): Update.
4280 (global_alloc): Update.
4281 * dwarf2out.c (dwarf2out_begin_prologue): Update.
4282 * expr.c (expand_assignment): Update.
4283 * dse.c (dse_step0): Update.
4284 (dse_step1): Update.
4285 * c-decl.c (store_parm_decls): Update.
4286 * local-alloc.c (combine_regs): Update.
4287 (find_free_reg): Update.
4288 * function.c (assign_parms_augmented_arg_list): Update.
4289 (assign_parm_find_data_types): Update.
4290 (assign_parms): Update.
4291 (allocate_struct_function): Update.
4292 (expand_function_start): Update.
4293 (expand_function_end): Update.
4294 (get_arg_pointer_save_area): Update.
4295 (thread_prologue_and_epilogue_insns): Update.
4296 (rest_of_match_asm_constraints): Update.
4297 * stor-layout.c (variable_size): Update.
4298 * gcse.c (gcse_main): Update.
4299 (bypass_jumps): Update.
4300 * gimplify.c (gimplify_function_tree): Update.
4301 * calls.c (emit_call_1): Update.
4302 (expand_call): Update.
4303 * bt-load.c (compute_defs_uses_and_gen): Update.
4304 * except.c (sjlj_assign_call_site_values): Update.
4305 (sjlj_emit_function_enter): Update.
4306 (can_throw_external): Update.
4307 (set_nothrow_function_flags): Update.
4308 (expand_builtin_unwind_init): Update.
4309 (expand_eh_return): Update.
4310 (convert_to_eh_region_ranges): Update.
4311 (output_function_exception_table): Update.
4312 * emit-rtl.c (gen_tmp_stack_mem): Update.
4313 * cfgexpand.c (expand_used_vars): Update.
4314 (tree_expand_cfg): Update.
4315 * cfgcleanup.c (rest_of_handle_jump): Update.
4316 * explow.c (allocate_dynamic_stack_space): Update.
4317 * varasm.c (assemble_start_function): Update.
4318 (force_const_mem): Update.
4319 (mark_constant_pool): Update.
4320 * tree-optimize.c (tree_rest_of_compilation): Update.
4321 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
4322 * tree-cfg.c (notice_special_calls): Update.
4323 (is_ctrl_altering_stmt): Update.
4324 (tree_can_make_abnormal_goto): Update.
4325 (tree_purge_dead_abnormal_call_edges): Update.
4326 * config/alpha/predicates.md: Update.
4327 * config/alpha/alpha.c (alpha_sa_mask): Update.
4328 (alpha_sa_size): Update.
4329 (alpha_does_function_need_gp): Update.
4330 (alpha_expand_prologue): Update.
4331 (alpha_start_function): Update.
4332 (alpha_output_function_end_prologue): Update.
4333 (alpha_expand_epilogue): Update.
4334 * config/frv/frv.c (frv_stack_info): Update.
4335 (frv_expand_epilogue): Update.
4336 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
4337 (s390_register_info): Update.
4338 (s390_frame_info): Update.
4339 (s390_init_frame_layout): Update.
4340 (s390_can_eliminate): Update.
4341 (save_gprs): Update.
4342 * config/spu/spu.c (spu_split_immediate): Update.
4343 (need_to_save_reg): Update.
4344 (spu_expand_prologue): Update.
4345 (spu_expand_epilogue): Update.
4346 * config/sparc/sparc.md: Update.
4347 * config/sparc/sparc.c (eligible_for_return_delay): Update.
4348 (sparc_tls_got): Update.
4349 (legitimize_pic_address): Update.
4350 (sparc_emit_call_insn): Update.
4351 (sparc_expand_prologue): Update.
4352 (output_return): Update.
4353 (print_operand): Update.
4354 (sparc_function_ok_for_sibcall): Update.
4355 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
4356 * config/m32r/m32r.md: Update.
4357 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
4358 (m32r_compute_frame_size): Update.
4359 (m32r_expand_prologue): Update.
4360 (m32r_expand_epilogue): Update.
4361 (m32r_legitimize_pic_address): Update.
4362 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
4363 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4364 * config/i386/i386.c (ix86_frame_pointer_required): Update.
4366 (ix86_save_reg): Update.
4367 (ix86_compute_frame_layout): Update.
4368 (ix86_expand_prologue): Update.
4369 (ix86_expand_epilogue): Update.
4370 * config/sh/sh.c (output_stack_adjust): Update.
4371 (calc_live_regs): Update.
4372 (sh5_schedule_saves): Update.
4373 (sh_expand_prologue): Update.
4374 (sh_expand_epilogue): Update.
4375 (sh_setup_incoming_varargs): Update.
4376 (sh_allocate_initial_value): Update.
4377 (sh_get_pr_initial_val): Update.
4378 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
4379 * config/sh/sh.md (label:): Update.
4380 * config/avr/avr.c (out_movhi_mr_r): Update.
4381 * config/crx/crx.h (enum): Update.
4382 * config/xtensa/xtensa.h (along): Update.
4383 * config/stormy16/stormy16.c Update.
4384 (xstormy16_compute_stack_layout): Update.
4385 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
4386 (fr30_expand_prologue): Update.
4387 * config/cris/cris.c (cris_conditional_register_usage): Update.
4388 (cris_reg_saved_in_regsave_area): Update.
4389 (cris_initial_frame_pointer_offset): Update.
4390 (cris_simple_epilogue): Update.
4391 (cris_expand_prologue): Update.
4392 (cris_expand_epilogue): Update.
4393 (cris_expand_pic_call_address): Update.
4394 (cris_asm_output_symbol_ref): Update.
4395 (cris_asm_output_label_ref): Update.
4396 * config/cris/cris.md Update.
4397 * config/iq2000/iq2000.c (compute_frame_size): Update.
4398 (iq2000_expand_epilogue): Update.
4399 * config/mt/mt.h (save_direction): Update.
4400 * config/mn10300/mn10300.c (mn10300_function_value): Update.
4401 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4402 (ia64_secondary_reload_class): Update.
4403 * config/m68k/m68k.c (m68k_save_reg): Update.
4404 (m68k_expand_prologue): Update.
4405 (m68k_expand_epilogue): Update.
4406 (legitimize_pic_address): Update.
4407 * config/rs6000/rs6000.c (rs6000_got_register): Update.
4408 (first_reg_to_save): Update.
4409 (first_altivec_reg_to_save): Update.
4410 (compute_vrsave_mask): Update.
4411 (compute_save_world_info): Update.
4412 (rs6000_stack_info): Update.
4413 (spe_func_has_64bit_regs_p): Update.
4414 (rs6000_ra_ever_killed): Update.
4415 (rs6000_emit_eh_reg_restore): Update.
4416 (rs6000_emit_allocate_stack): Update.
4417 (rs6000_emit_prologue): Update.
4418 (rs6000_emit_epilogue): Update.
4419 (rs6000_output_function_epilogue): Update.
4420 (output_profile_hook): Update.
4421 (rs6000_elf_declare_function_name): Update.
4422 * config/rs6000/rs6000.h (rs6000_args): Update.
4423 * config/rs6000/rs6000.md: Update.
4424 * config/mcore/mcore.c (mcore_expand_prolog): Update.
4425 * config/arc/arc.c (arc_output_function_epilogue): Update.
4426 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
4427 * config/darwin.c (machopic_function_base_name): Update.
4428 * config/score/score3.c (score3_compute_frame_size): Update.
4431 (score3_epilogue): Update.
4432 * config/score/score7.c (score7_compute_frame_size): Update.
4433 (score7_prologue): Update.
4434 (score7_epilogue): Update.
4435 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
4436 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4437 * config/arm/arm.c (use_return_insn): Update.
4438 (require_pic_register): Update.
4439 (arm_load_pic_register): Update.
4440 (arm_compute_save_reg0_reg12_mask): Update.
4441 (arm_compute_save_reg_mask): Update.
4442 (thumb1_compute_save_reg_mask): Update.
4443 (output_return_instruction): Update.
4444 (arm_output_function_prologue): Update.
4445 (arm_output_epilogue): Update.
4446 (arm_get_frame_offsets): Update.
4447 (arm_expand_prologue): Update.
4448 (thumb_pushpop): Update.
4449 (thumb_exit): Update.
4450 (thumb1_expand_prologue): Update.
4451 (thumb1_expand_epilogue): Update.
4452 (arm_unwind_emit): Update.
4453 (arm_output_fn_unwind): Update.
4454 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
4455 * config/arm/arm.md: Update.
4456 * config/pa/pa.md: Update.
4457 * config/pa/pa.c (legitimize_pic_address): Update.
4458 (compute_frame_size): Update.
4459 (hppa_expand_prologue): Update.
4460 (hppa_expand_epilogue): Update.
4461 (borx_reg_operand): Update.
4462 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
4463 (HARD_REGNO_RENAME_OK): Update.
4464 * config/mips/mips.c (mips_global_pointer): Update.
4465 (mips_save_reg_p): Update.
4466 (mips_compute_frame_info): Update.
4467 (mips_frame_pointer_required): Update.
4468 (mips_expand_prologue): Update.
4469 (mips_expand_epilogue): Update.
4470 (mips_can_use_return_insn): Update.
4471 (mips_reorg_process_insns): Update.
4472 * config/v850/v850.c (compute_register_save_size): Update.
4473 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
4474 * config/mmix/mmix.c (along): Update.
4475 (mmix_expand_epilogue): Update.
4476 * config/bfin/bfin.c (legitimize_pic_address): Update.
4477 (must_save_p): Update.
4478 (stack_frame_needed_p): Update.
4479 (add_to_reg): Update.
4480 (bfin_expand_prologue): Update.
4481 * stmt.c (expand_asm_operands): Update.
4482 * reload1.c (reload): Update.
4483 (init_elim_table): Update.
4485 2008-04-25 Bob Wilson <bob.wilson@acm.org>
4487 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
4489 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
4491 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
4492 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
4493 (mov<mode>): Removed.
4494 (*movv4sf_internal): Likewise.
4495 (*movv2df_internal): Likewise.
4497 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
4499 * config.gcc (crx-*-elf): Remove deprecation.
4501 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
4503 * config/i386/cygming-crtend.c (register_frame_ctor): Register
4504 __gcc_deregister_frame with atexit.
4505 (deregister_frame_dtor): Remove.
4507 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
4508 Nathan Sidwell <nathan@codesourcery.com>
4510 * config/rs6000/rs6000.opt (mspe): Remove Var property.
4512 * config/rs6000/rs6000.h (rs6000_spe): Declare.
4513 (rs6000_isel): Likewise.
4514 * config/rs6000/rs6000.c (rs6000_spe): New variable.
4515 (rs6000_isel): New variable.
4516 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
4518 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4521 * c-common.c (handle_vector_size_attribute): Call
4522 lang_hooks.types.reconstruct_complex_type instead of
4523 reconstruct_complex_type.
4524 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
4525 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
4526 * langhooks.h (struct lang_hooks_for_types): Add
4527 reconstruct_complex_type hook.
4528 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
4529 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
4531 2008-04-24 Richard Guenther <rguenther@suse.de>
4533 * c-common.h (check_builtin_function_arguments): Declare.
4534 * c-common.c (validate_nargs): New function.
4535 (check_builtin_function_arguments): Likewise.
4536 * c-typeck.c (build_function_call): Call
4537 check_builtin_function_arguments.
4538 * builtins.c (fold_builtin_classify): Remove error reporting code.
4539 (fold_builtin_unordered_cmp): Likewise.
4540 (fold_builtin_1): Likewise.
4541 (fold_builtin_n): Likewise.
4543 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4545 PR tree-optimization/36008
4546 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
4547 the original op1, rather than delta by step.
4549 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
4550 Sebastian Pop <sebastian.pop@amd.com>
4552 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
4553 eliminate_local_variables_stmt, eliminate_local_variables,
4554 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
4555 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
4556 of code delimited by two edges in the CFG.
4557 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
4558 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
4559 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
4560 the case of parallelisation of reductions.
4561 (expr_invariant_in_region_p): New.
4563 * tree-flow.h (gather_blocks_in_sese_region): Declared.
4564 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
4566 2008-04-24 Ira Rosen <irar@il.ibm.com>
4567 Richard Guenther <rguenther@suse.de>
4569 PR tree-optimization/36034
4570 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
4571 incapable of dealing with loads with gaps.
4573 2008-04-24 Rafael Espindola <espindola@google.com>
4575 * tree-flow.h (vrp_evaluate_conditional): Change signature.
4576 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4577 vrp_evaluate_conditional.
4578 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
4579 (vrp_evaluate_conditional): Split the cond argument.
4580 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
4581 (simplify_stmt_for_jump_threading): Update call to
4582 vrp_evaluate_conditional.
4584 2008-04-24 Ira Rosen <irar@il.ibm.com>
4586 PR tree-optimization/35982
4587 * tree-vect-analyze.c (vect_check_interleaving): Check that the
4588 interleaved data-refs are of the same type.
4590 2008-04-24 Danny Smith <dannysmith@users.net>
4592 * c-format.c (check_format_info_main): Use strncmp rather than a
4593 magic prefix to handle multichar length specs.
4594 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
4595 Don't prefix "I64" and "I32" with '\0'.
4597 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4600 * config/i386/i386.c (init_cumulative_args): Don't pass anything
4601 in registers for -m32 only if stdarg_p (fntype).
4603 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
4605 PR rtl-optimization/36006
4606 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
4607 temp to op0 in order to avoid invalid rtx sharing.
4609 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4611 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
4612 check TREE_INVARIANT.
4613 * tree-gimple.c (is_gimple_address): New.
4614 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
4615 * tree-gimple.h (is_gimple_address): New.
4616 * tree.h (decl_address_invariant_p): New.
4617 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
4618 (build_string): Likewise.
4619 (decl_address_invariant_p): New, from is_gimple_invariant_address.
4620 (tree_invariant_p_1): Likewise.
4621 (save_expr): Use it.
4622 (tree_invariant_p): New.
4623 (skip_simple_arithmetic): Use it.
4624 (stabilize_reference_1): Use it.
4625 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
4627 (build1_stat): Drop code to compute TREE_INVARIANT.
4628 (build2_stat): Drop code to compute TREE_INVARIANT.
4629 (build3_stat): Drop code to compute TREE_INVARIANT.
4630 (build4_stat): Drop code to compute TREE_INVARIANT.
4631 (build5_stat): Drop code to compute TREE_INVARIANT.
4632 (build7_stat): Drop code to compute TREE_INVARIANT.
4633 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
4634 * tree.h (struct tree_base): Remove invariant_flag.
4635 (TREE_INVARIANT): Remove.
4636 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
4637 (fold_builtin_expect): Check TREE_CONSTANT.
4638 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
4639 * c-tree.h (c_expr_to_decl): Drop third parameter.
4640 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
4641 (build_c_cast): Don't set TREE_INVARIANT.
4642 (pop_init_level): Don't set TREE_INVARIANT.
4643 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
4644 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
4646 (gimplify_init_constructor): Don't set TREE_INVARIANT.
4647 (gimplify_addr_expr): Adjust comment.
4648 * tree-mudflap.c (mf_build_string):
4649 * print-tree.c (print_node): Don't print TREE_INVARIANT.
4650 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
4651 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
4652 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
4653 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
4654 * langhooks.h (struct lang_hooks): Drop third parameter from
4657 2008-04-23 Richard Guenther <rguenther@suse.de>
4659 PR tree-optimization/27799
4660 PR tree-optimization/32921
4661 PR tree-optimization/32624
4662 * tree-ssa-structalias.c (merge_smts_into): Only merge the
4663 SMTs aliases and the tag itself into the solution.
4664 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
4665 merge the points-to solution back into the SMT aliases.
4666 (may_alias_p): Use alias_set_subset_of instead of
4667 aliases_conflict_p. A pointer which points to
4668 memory with alias set zero may access any variable.
4670 2008-04-23 Richard Guenther <rguenther@suse.de>
4672 * alias.c (alias_set_subset_of): Correctly handle asking
4673 if zero is a subset of an alias set with zero child.
4674 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
4675 (compute_flow_insensitive_aliasing): Correctly walk all
4676 pointers. Do not unnecessarily union sets.
4678 2008-04-23 Richard Guenther <rguenther@suse.de>
4681 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
4683 2008-04-22 Tomas Bily <tbily@suse.cz>
4685 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
4687 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
4689 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4690 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4691 * tree-inline.c (estimate_num_insns_1): Likewise.
4692 * varasm.c (const_hash_1, compare_constant, copy_constant)
4693 (compute_reloc_for_constant, output_addressed_constants): Likewise.
4694 * emit-rtl.c (component_ref_for_mem_expr)
4695 (set_mem_attributes_minus_bitpos): Likewise.
4696 * expr.c (highest_pow2_factor, expand_expr_real_1, )
4697 (is_aligning_offset): Likewise.
4698 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
4699 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4700 * dojump.c (do_jump): Likewise.
4701 * builtins.c (get_pointer_alignment, get_memory_rtx)
4702 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
4703 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
4705 2008-04-23 Jakub Jelinek <jakub@redhat.com>
4707 PR rtl-optimization/36017
4708 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
4709 expanding the library call.
4711 2008-04-22 Ian Lance Taylor <iant@google.com>
4713 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
4716 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
4718 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
4719 of LR/CTR moves for Power6.
4721 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4724 * passes.c (init_optimization_passes): Remove
4725 pass_fast_rtl_byte_dce.
4727 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
4730 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
4731 builtin functions to generate faster code.
4732 (_mm_cvtpu16_ps): Ditto.
4733 (_mm_cvtpi32x2_ps): Ditto.
4735 2008-04-22 Nick Clifton <nickc@redhat.com>
4737 * common.opt (ftree-loop-distribution): Add Optimization
4740 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
4741 (frv_expand_builtin_va_start): Likewise.
4743 * config/arm/arm.c (thumb_find_work_register): Fix location of
4744 argument register count.
4746 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4748 Support scheduling for ColdFire V1 and V3 microarchitecture.
4749 Improve scheduling of multiplication instructions.
4751 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
4752 (mac): New instruction attribute.
4753 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
4754 (m68k_sched_mac): New variable.
4755 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
4756 Handle cfv1 and cfv3.
4757 (max_insn_size): New static variable.
4758 (struct _sched_ib): New type.
4759 (sched_ib): New static variable.
4760 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
4761 to fields of 'struct _sched_ib sched_ib'. Update all uses.
4762 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
4764 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
4765 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
4766 new variables. Update.
4767 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4768 Add modeling of cfv3 instruction buffer. Update.
4769 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
4770 * config/m68k/m68k.h (TUNE_CFV3): New macro.
4771 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
4772 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
4773 a particular reservation applies to.
4774 (type2): Reorganize attribute values. Rename alu to alu_reg,
4775 alu_l to alu, move_l to omove. Join move to alu. Split mul
4777 (cf_ib_*): Simplify description of instruction buffer.
4778 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
4779 (cf_mem): Split into cf_mem1 and cf_mem2.
4780 (cf_v2_move_??): Rename to cfv12_alu_??.
4781 (cf_v2_move_l_??): Rename to cfv12_omove_??.
4782 (cf_v2_mul_??): Remove reservations.
4783 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
4784 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
4785 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
4787 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
4788 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
4789 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
4790 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
4791 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
4792 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
4793 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
4794 expansions of the above reservations for instructions of sizes
4797 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4799 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
4801 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
4803 * coverage.c: Include tree-pass.h.
4804 (coverage_counter_alloc): Print da_file_name to the dump file.
4806 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
4808 * sbitmap.c (sbitmap_range_empty_p): New function.
4809 * sbitmap.h (sbitmap_range_empty_p): New function.
4810 * bitmap.h: Now includes obstack.h.
4812 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
4813 Kenneth Zadeck <zadeck@naturalbridge.com>
4815 * dbgcnt.def (ra_byte_scan): Added.
4816 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
4817 when the last hit happens for a counter.
4818 * timevar.def (TV_DF_BYTE_LR): New variable.
4819 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
4820 * passes.c (pass_fast_rtl_byte_dce): New pass.
4821 * fwprop.c (update_df): Added mode to call df_ref_create.
4822 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4823 DF_REF_EXTRACT_OFFSET.
4824 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
4825 DF_BYTE_LR_OUT, df_byte_lr): New macro.
4827 (df_ref_extract): Added mode field.
4828 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
4829 DF_REF_EXTRACT_OFFSET.
4830 (DF_REF_EXTRACT_MODE): New macro.
4831 (df_byte_lr_bb_info): New structure.
4832 (df_print_byte_regset, df_compute_accessed_bytes,
4833 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
4834 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
4835 df_byte_lr_simulate_uses,
4836 df_byte_lr_simulate_artificial_refs_at_top,
4837 df_byte_lr_simulate_artificial_refs_at_end,
4838 df_compute_accessed_bytes): New function.
4839 (df_ref_create): Add parameter.
4840 (df_byte_lr_get_bb_info): New inline function.
4841 * df-scan.c (df_ref_record, df_uses_record,
4842 df_ref_create_structure): Added mode parameter.
4843 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
4844 df_defs_record, df_uses_record, df_get_conditional_uses,
4845 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
4846 df_entry_block_defs_collect, df_exit_block_uses_collect):
4847 Added mode parameter to calls to df_ref_record, df_uses_record,
4848 df_ref_create_structure.
4849 (df_ref_equal_p, df_ref_compare): Added test for modes.
4850 (df_ref_create_structure): Added code to set mode. Renamed
4851 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4852 DF_REF_EXTRACT_OFFSET.
4853 * df-core.c (df_print_byte_regset): New function.
4854 * df-byte-scan.c: New file.
4855 * df-problems.c (df_rd_transfer_function): Removed unnecessary
4856 calls to BITMAP_FREE.
4857 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
4858 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
4859 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
4860 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
4861 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
4862 df_byte_lr_local_compute, df_byte_lr_init,
4863 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
4864 df_byte_lr_transfer_function, df_byte_lr_free,
4865 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
4866 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
4867 df_byte_lr_simulate_uses,
4868 df_byte_lr_simulate_artificial_refs_at_top,
4869 df_byte_lr_simulate_artificial_refs_at_end): New function.
4870 * dce.c (byte_dce_process_block): New function.
4871 (dce_process_block): au is now passed in rather than computed
4872 locally. Changed loops that look at artificial defs to not look
4873 for conditional or partial ones, because there never are any.
4874 (fast_dce): Now is able to drive byte_dce_process_block or
4875 dce_process_block depending on the kind of dce being done.
4876 (rest_of_handle_fast_dce): Add parameter to fast_dce.
4877 (rest_of_handle_fast_byte_dce): New function.
4878 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
4879 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
4881 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
4884 * gcc.h: Added fortran options that take arguments to
4885 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
4888 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
4890 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
4891 scalarization if on the LHS and not a full access.
4893 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4895 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
4897 2008-04-18 Rafael Espindola <espindola@google.com>
4899 * tree-vrp.c (find_case_label_index): Fix the binary search.
4900 (find_case_label_range): New.
4901 (vrp_visit_switch_stmt): Use find_case_label_range.
4902 (simplify_switch_using_ranges): Use find_case_label_range.
4904 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
4906 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
4907 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
4909 2008-04-18 Tom Tromey <tromey@redhat.com>
4912 * doc/cpp.texi (Implementation-defined behavior): Mention
4915 2008-04-18 Ian Lance Taylor <iant@google.com>
4917 * fold-const.c (pointer_may_wrap_p): New static function.
4918 (fold_comparison): Add another test for pointer overflow. Use
4919 pointer_may_wrap_p to disable some false positives.
4921 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
4923 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
4924 (fname_as_string): Match updated cpp_interpret_string prototype.
4925 (fix_string_type): Support char16_t* and char32_t*.
4926 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
4927 derivative) nodes. Register as builtin if C++0x.
4928 (c_parse_error): Support CPP_CHAR{16,32}.
4929 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
4930 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
4931 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
4932 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
4933 CTI_CHAR32_ARRAY_TYPE>: New elements.
4934 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
4935 char32_type_node, signed_char32_type_node, char16_array_type_node,
4936 char32_array_type_node): New defines.
4937 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
4938 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
4939 (lex_string): Support CPP_STRING{16,32}, match updated
4940 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
4941 (lex_charconst): Support CPP_CHAR{16,32}.
4942 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
4943 and CPP_STRING{16,32}.
4945 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
4948 * aclocal.m4: Regenerate.
4949 * configure: Regenerate.
4951 2008-04-18 Jan Hubicka <jh@suse.cz>
4953 * except.c (dw2_size_of_call_site_table,
4954 sjlj_size_of_call_site_table): Use vector API for call_site_record.
4956 * cgraphbuild.c (build_cgraph_edges): Update.
4957 * tree-pass.h: Update comment.
4958 * final.c (leaf_function_p): Update.
4959 (leaf_renumber_regs): Update.
4960 (rest_of_clean_state): Update.
4961 * omp-low.c (expand_omp_parallel): Update.
4962 * ipa-reference.c (analyze_function): Update.
4963 * reorg.c (find_end_label): Update.
4964 (optimize_skip): Update.
4965 (fill_simple_delay_slots): Update.
4966 (fill_simple_delay_slots): Update.
4967 (make_return_insns): Update.
4968 (dbr_schedule): Update.
4969 * gimple-low.c (record_vars_into): Update.
4970 * cfgbuild.c (make_edges): Update.
4971 * function.c (assign_stack_local): Update.
4972 (assign_parm_adjust_stack_rtl): Update.
4973 (locate_and_pad_parm): Update.
4974 (allocate_struct_function): Do not initialize stack_alignment_needed
4975 and preferred_stack_boundary here.
4976 (stack_protect_prologue): Update.
4977 (stack_protect_epilogue): Update.
4978 (expand_function_start): Initialize stack_alignment_needed,
4979 preferred_stack_boundary and max_jumptable_ents.
4980 (expand_function_end): Update.
4981 (free_after_compilation): Do not NULLify epilogue_delay_list.
4982 * function.h (struct rtl_data): Add stack_protect_guard,
4983 stack_alignment_needed,
4984 preferred_stack_boundary, epilogue_delay_list.
4985 (struct function): Remove value_histograms, stack_alignment_needed,
4986 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
4988 unexpanded_var_list, stack_protect_guard.
4989 (current_function_epilogue_delay_list): Remove.
4990 * ipa-type-escape.c (analyze_function): Update.
4991 * gimplify.c (pop_gimplify_context): Update comment.
4992 * calls.c (expand_call): Update.
4993 (emit_library_call_value_1): Update.
4994 * except.c (set_nothrow_function_flags): Update.
4995 * cfgexpand.c (get_decl_align_unit): Update.
4996 (create_stack_guard): Update.
4997 (estimated_stack_frame_size): Update.
4998 (expand_used_vars): Update.
4999 (tree_expand_cfg): Free histogram earliers, init expansion variables.
5000 * explow.c (allocate_dynamic_stack_space): Update.
5001 * tree-ssa-live.c (remove_unused_locals): Update.
5002 * varasm.c (mark_constant_pool): Update.
5003 * tree-inline.c (remap_decls): Update.
5004 (initialize_cfun): Update.
5005 (declare_return_variable): Update.
5006 (inline_forbidden_p): Update.
5007 (expand_call_inline): Update.
5008 (declare_inline_vars): Update.
5009 (tree_function_versioning): Update.
5010 * tree-flow.h (value_histograms): New.
5011 (VALUE_HISTOGRAMS): New macro.
5012 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
5014 * tree-cfg.c (set_bb_for_stmt): Update.
5015 (replace_by_duplicate_decl): Update.
5016 (move_block_to_fn): Update.
5017 (new_label_mapper): Update.
5018 (dump_function_to_file): Update.
5019 * ipa-struct-reorg.c (build_data_structure): Update.
5020 * cfgrtl.c (print_rtl_with_bb): Update.
5021 * reload1.c (reload): Update.
5023 * config/i386/i386.c (setup_incoming_varargs_64,
5024 ix86_compute_frame_layout): Update.
5025 * config/arc/arc.c (arc_output_function_epilogue): Update.
5027 2008-04-18 Marius Strobl <marius@FreeBSD.org>
5029 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
5030 for FreeBSD as well.
5031 * gthr-posix95.h: Likewise.
5033 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
5035 PR rtl-optimization/35838
5036 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
5037 out the byte offset of the first subreg.
5039 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
5041 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
5042 to split_ti instead of three separate calls with single member arrays.
5043 (subti3 splitter): Ditto.
5044 (adddi3 splitter): Ditto with split_di.
5045 (subdi3 splitter): Ditto.
5046 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
5047 two separate calls with single member arrays. Swap match_dup
5048 operands 1 and 2 to better fit into the array.
5049 (negdi2 splitter): Ditto with split_di.
5050 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
5051 two separate calls with single member arrays. Swap match_dup operands
5052 6 and 7 to better fit into the array.
5054 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
5056 * config/i386/i386.c (sse_builtin_type): New.
5057 (bdesc_sse_args): Likewise.
5058 (bdesc_sse_3arg): Removed.
5059 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5060 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
5061 IX86_BUILTIN_ROUNDPS.
5062 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
5063 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
5064 IX86_BUILTIN_ROUNDPS.
5065 (ix86_expand_sse_4_operands_builtin): Removed.
5066 (ix86_expand_sse_operands_builtin): New.
5067 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
5068 and CODE_FOR_sse4_1_roundps.
5069 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5070 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
5072 2008-04-17 Alan Modra <amodra@bigpond.net.au>
5075 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
5076 regs before frame pop when needed. If use_backchain_to_restore_sp
5077 then load backchain into a temp reg to restore vr and vrsave. Add
5078 code to restore vr after frame pop if possible.
5080 2008-04-17 Richard Guenther <rguenther@suse.de>
5082 * tree-vn.c (expressions_equal_p): Do not check type
5083 equality or compatibility before calling operand_equal_p.
5084 * fold-const.c (operand_equal_p): Check equivalence of
5085 integer constants before bailing out due to signedness or
5086 precision differences.
5087 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
5088 spurious differences in type qualification. Ignore types
5089 for COMPONENT_REFs at all.
5091 2008-04-17 Christian Bruel <christian.bruel@st.com>
5093 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
5094 msw_skip comparison.
5096 2008-04-16 Jakub Jelinek <jakub@redhat.com>
5099 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
5102 PR tree-optimization/35899
5103 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
5104 rather than TREE_OPERAND.
5106 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
5109 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
5110 temporary registers. Change operand predicate to general_operand.
5111 (remainderxf3): Ditto.
5113 2008-04-16 Richard Guenther <rguenther@suse.de>
5115 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
5116 * tree-affine.c (aff_combination_expand): Look through some
5119 2008-04-15 Doug Kwan <dougkwan@google.com>
5121 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
5123 * tree-pretty-print.c (dump_generic_node): Ditto.
5124 * final.c (output_addr_const): Ditto.
5125 * dwarf2out.c (output_cfi): Ditto.
5126 * c-pretty-print.c (pp_c_integer_constant): Ditto.
5127 * print-rtl.c (print_rtx): Ditto.
5128 * print-tree.c (print_node_brief, print_node): Ditto.
5129 * c-common.c (match_case_to_enum_1): Ditto.
5130 * sched-vis.c (print_value): Ditto.
5131 * config/i386/i386.c (print_operand): Cast to long unsigned int
5134 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
5135 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
5136 MS Windows VirtualProtect function.
5138 2008-04-15 Jan Hubicka <jh@suse.cz>
5140 * gengtype.c (write_root): Param_is argument is OK.
5141 * expr.c (expand_expr_real_1): Update call of get_exception_*.
5142 * function.h: Include varray.h
5143 (rtl_eh): New stucture based on except.c one.
5144 (call_site_record): New forward declaration and vector type.
5145 * calls.c (emit_call_1): Do not call
5146 note_current_region_may_contain_throw.
5147 * except.c (eh_status): Remove cur_region, try_region since they are
5149 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
5150 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
5151 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
5152 Remove call_site_data_used, call_site_data_size.
5153 Turn call_site_record into vector in function.h.
5154 (note_current_region_may_contain_throw): Remove.
5155 (get_exception_pointer, get_exception_filter): Do not take struct
5156 function argument; update.
5157 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
5158 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
5159 build_post_landing_pads, dw2_build_landing_pads,
5160 sjlj_assign_call_site_values, sjlj_mark_call_sites,
5161 sjlj_emit_function_enter, sjlj_emit_function_enter,
5162 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
5163 sjlj_build_landing_pads, finish_eh_generation,
5164 remove_exception_handler_label, remove_eh_handler,
5165 maybe_remove_eh_handler, add_reachable_handler,
5166 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
5167 add_action_record, collect_one_action_chain, add_call_site,
5168 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
5169 sjlj_output_call_site_table, output_function_exception_table,
5170 * except.h (note_current_region_may_contain_throw): Remove
5171 (get_exception_pointer, get_exception_filter): Do not take struct
5173 * Makefile.in (GTFILES): Put varargs before struct function.
5175 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5177 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
5178 punt for STRING_CST.
5179 (get_constraint_for): Deal with STRING_CST here instead.
5181 2008-04-15 Richard Guenther <rguenther@suse.de>
5183 * tree-ssa-propagate.c (substitute_and_fold): Substitute
5184 statements in a basic-block with a backward walk. Do not
5185 substitute into dead statements but instead remove those.
5187 2008-04-15 Richard Guenther <rguenther@suse.de>
5189 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
5190 to zero, thus disable creation of SFTs.
5192 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5194 * tree-predcom.c (suitable_reference_p): Return false if the
5195 reference can throw.
5197 2008-04-15 Jakub Jelinek <jakub@redhat.com>
5200 * c-decl.c (finish_decl): If extern or static var has variable
5201 size, set TREE_TYPE (decl) to error_mark_node.
5203 2008-04-15 Rafael Espindola <espindola@google.com>
5205 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
5208 2008-04-15 Richard Guenther <rguenther@suse.de>
5210 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5211 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
5212 (visit_reference_op_load): Do walk vuse-vdef chains on
5213 vn_reference_lookup.
5214 (visit_reference_op_store): But do not here.
5215 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
5216 vn_reference_lookup.
5217 (vn_lookup_with_vuses): But do so here.
5219 2008-04-14 Ian Lance Taylor <iant@google.com>
5221 * fold-const.c (fold_overflow_warning): Remove assertion.
5223 2008-04-15 Ben Elliston <bje@au.ibm.com>
5225 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
5226 temp1 local variables.
5228 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
5231 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
5232 ".text.unlikely" section as executable.
5234 2008-04-14 James E. Wilson <wilson@tuliptree.org>
5236 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5237 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
5238 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
5239 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
5240 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
5241 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
5242 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
5244 2008-04-14 Ian Lance Taylor <iant@google.com>
5246 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
5247 * fold-const.c (fold_comparison): If appropriate, test
5248 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
5249 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
5250 reassociating a pointer type.
5251 * doc/invoke.texi (Optimize Options): Document that
5252 -fstrict-overflow applies to pointer wraparound.
5254 2008-04-13 Jan Hubicka <jh@suse.cz>
5256 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
5258 2008-04-12 Andrew Pinski <pinskia@gmail.com>
5260 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
5261 we are going to "save the world".
5263 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
5265 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
5266 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
5267 operand 0 constraint, not "=".
5269 2008-04-11 James E. Wilson <wilson@tuliptree.org>
5271 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
5273 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5275 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
5276 of size of positions_needed * CHAR_BIT.
5278 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5281 * dse.c (store_info): Change positions_needed to unsigned
5283 (lowpart_bitmask): New.
5284 (record_store): Cast to unsigned HOST_WIDE_INT for
5285 positions_needed. Assert width <= size of positions_needed *
5286 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
5287 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
5288 lowpart_bitmask to set mask.
5290 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5292 * config/bfin/constraints.md: New file.
5293 * config/bfin/bfin.md: Include it.
5294 (adddi3): Use satisfies_constraint functions instead of the old macros.
5295 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
5296 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
5297 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
5298 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
5299 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
5300 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
5301 EXTRA_CONSTRAINT): Delete.
5302 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
5303 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
5305 * config/bfin/bfin.c: Include "tm-constrs.h".
5306 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
5307 Use satisfies_constraint functions instead of the old macros.
5308 * doc/md.texi (Blackfin Constraints): Update file name reference.
5310 2008-04-11 Richard Guenther <rguenther@suse.de>
5312 PR tree-optimization/35869
5313 * tree-vrp.c (execute_vrp): Move switch statement update after
5314 jump threading. Schedule another cfg cleanup run.
5316 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
5319 * attribs.c (decl_attributes): Return early on errorneous node.
5321 2008-04-10 Oleg Ryjkov <olegr@google.com>
5323 * tree.h (struct tree_base): Added a new flag default_def_flag.
5324 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
5326 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5328 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
5330 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5333 * pa.md: Define mode iterator P. Define mode attribute dwc.
5334 (dcacheflush): Update pattern to use iterator P and attribute dwc.
5335 (icacheflush): Likewise.
5336 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
5337 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
5339 2008-04-11 Ben Elliston <bje@au.ibm.com>
5341 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
5343 2008-04-10 Rafael Espindola <espindola@google.com>
5345 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
5346 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
5347 (extract_range_from_expr): The same.
5349 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5351 * config/mips/mips.md (GPR2): New mode iterator.
5353 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
5354 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
5355 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
5356 Rewrite these to take two modes, the mode of comparison and the
5357 mode of the destination.
5358 * config/mips/mips.c (mips_expand_scc): Instead of having
5359 paradoxical subreg as destination, expand "narrowing" scc if mode
5360 of comparison is SI and target is requested in DI mode.
5361 (mips_emit_int_order_test): Update comment. Make mode of
5362 comparison match CMP0 rather than TARGET. When creating inverse
5363 target use mode of TARGET.
5365 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5367 * gcov-dump.c (tag_summary): Only print summaries for the first
5368 GCOV_COUNTERS_SUMMABLE counters.
5370 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
5372 * config/i386/i386.md (absneg): New code iterator.
5373 (absnegprefix): New code attribute.
5374 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
5375 patterns using absneg code iterator.
5376 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
5377 using absneg code iterator.
5378 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
5379 *neg<mode>2 patterns using absneg code iterator.
5380 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5381 *negextendsfdf2 patterns using absneg code iterator.
5382 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
5383 *negextendsfxf2 patterns using absneg code iterator.
5384 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5385 *negextendsfdf2 patterns using absneg code iterator.
5386 * config/i386/sse.md (<code><mode>2): Macroize expander from
5387 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
5389 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
5391 * config/s390/s390.h: Remove the remains of the recent search
5392 & replace action of current_function_outgoing_args_size.
5394 2008-04-10 Ira Rosen <irar@il.ibm.com>
5396 PR tree-optimization/35821
5397 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
5398 NEW_STMT_LIST is not NULL.
5400 2008-04-09 David Edelsohn <edelsohn@gnu.org>
5403 * toplev.c (process_options): Remove -ffunction-sections debugging
5406 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
5408 PR middle-end/PR28690
5409 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
5410 than gen_rtx_fmt_ee to perform more canonicalizations.
5412 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5415 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
5417 2008-04-09 Richard Guenther <rguenther@suse.de>
5419 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
5420 (dump_function_to_file): Dump function arguments with types.
5422 2008-04-08 Richard Guenther <rguenther@suse.de>
5424 * fold-const.c (fold_widened_comparison): Do not allow
5425 sign-changes that change the result.
5427 2008-04-08 Janis Johnson <janis187@us.ibm.com>
5430 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
5431 kinds of indirect references.
5433 2008-04-08 David Edelsohn <edelsohn@gnu.org>
5435 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
5436 GNU Fortran language string.
5438 2008-04-08 Rafael Espindola <espindola@google.com>
5440 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
5441 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
5442 * tree.h (tree_call_nonnegative_warnv_p): New.
5444 2008-04-08 Jan Hubicka <jh@suse.cz>
5446 * function.c (free_after_compilation): Clear out regno_reg_rtx
5449 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
5452 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5454 PR middle-end/PR28690
5455 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
5456 same precedence as REG_POINTER and MEM_POINTER operands.
5458 2008-04-08 Richard Guenther <rguenther@suse.de>
5461 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
5462 for adding index to base.
5464 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
5466 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
5467 (MINGW_ENABLE_EXECUTE_STACK): New.
5468 (IN_LIBGCC2): For libgcc include windows.h file for
5469 function declarations.
5471 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
5473 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
5474 and tem2 if tem1 is not a REG or MULT.
5476 2008-04-08 Jan Hubicka <jh@suse.cz>
5478 * function.h (incomming_args): Break out of struct function.
5479 (function_subsections): Break out of struct function.
5480 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
5481 return_rtx and hard_reg_initial_vals from struct function.
5482 Kill inl_max_label_num.
5483 (current_function_pops_args, current_function_args_info,
5484 current_function_args_size, current_function_args_size,
5485 current_function_pretend_args_size,
5486 current_function_outgoing_args_size,
5487 current_function_internal_arg_pointer, current_function_return_rtx):
5488 Kill compatibility accestor macros.
5489 * builtins.c (expand_builtin_apply_args_1): Update.
5490 (expand_builtin_next_arg): Update.
5491 * df-scan.c (df_get_call_refs): Update.
5492 * dbxout.c (dbxout_function_end): Update.
5493 * dwarf2out.c (dwarf2out_switch_text_section): Update.
5494 (output_line_info): Update.
5495 (secname_for_decl): Update.
5496 (dwarf2out_var_location): Update.
5497 * function.c (free_after_compilation): Update.
5498 (assign_parm_find_stack_rtl): Update.
5499 (assign_parms): Update.
5500 (expand_dummy_function_end): Update.
5501 (expand_function_end): Update.
5502 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
5503 (expand_call): Update.
5504 (emit_library_call_value_1): Update.
5505 (store_one_arg): Update.
5506 * varasm.c (initialize_cold_section_name): Update.
5507 (unlikely_text_section): Update.
5508 (unlikely_text_section_p): Update.
5509 (assemble_start_function): Update.
5510 (assemble_end_function): Update.
5511 (default_section_type_flags): Update.
5512 (switch_to_section): Update.
5513 * integrate.c (set_decl_abstract_flags): Update.
5514 (get_hard_reg_initial_val): Update.
5515 (has_hard_reg_initial_val): Update.
5516 (allocate_initial_values): Update.
5517 * resource.c (init_resource_info): Update.
5518 * config/alpha/alpha.c (NUM_ARGS): Update.
5519 (direct_return): Update.
5520 (alpha_va_start): Update.
5521 (alpha_sa_size): Update.
5522 (alpha_initial_elimination_offset): Update.
5523 (alpha_expand_prologue): Update.
5524 (alpha_start_function): Update.
5525 (alpha_expand_epilogue): Update.
5526 (unicosmk_initial_elimination_offset):
5527 * config/alpha/alpha.md (call expander): Update.
5528 * config/s390/s390.c (s390_register_info): Update.
5529 (s390_register_info): Update.
5530 (s390_frame_info): Update.
5531 (s390_initial_elimination_offset): Update.
5532 (s390_build_builtin_va_list): Update.
5533 (s390_va_start): Update.
5534 * config/spu/spu.c (direct_return): Update.
5535 (spu_expand_prologue): Update.
5536 (spu_initial_elimination_offset): Update.
5537 (spu_build_builtin_va_list): Update.
5538 (spu_va_start): Update.
5539 * config/sparc/sparc.c (sparc_init_modes): Update.
5540 (sparc_compute_frame_size): Update.
5541 (function_value): Update.
5542 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
5543 * config/i386/i386.md (return expander): Update.
5544 * config/i386/i386.c (ix86_va_start): Update.
5545 (ix86_can_use_return_insn_p): Update.
5546 (ix86_compute_frame_layout): Update.
5547 (ix86_expand_epilogue): Update.
5548 * config/sh/sh.c (output_stack_adjust): Update.
5549 (calc_live_regs): Update.
5550 (sh_expand_prologue): Update.
5551 (sh_builtin_saveregs): Update.
5552 (sh_va_start): Update.
5553 (initial_elimination_offset): Update.
5554 (sh_allocate_initial_value): Update.
5555 (sh_function_ok_for_sibcall): Update.
5556 (sh_get_pr_initial_val): Update.
5557 * config/sh/sh.md (return expander): Update.
5558 * config/avr/avr.c (frame_pointer_required_p): UPdate.
5559 * config/crx/crx.c (crx_compute_frame): UPdate.
5560 (crx_initial_elimination_offset): UPdate.
5561 * config/xtensa/xtensa.c (compute_frame_size): Update
5562 (xtensa_builtin_saveregs): Update.
5563 (xtensa_va_start): Update.
5564 (order_regs_for_local_alloc): Update.
5565 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
5566 (xstormy16_expand_builtin_va_start): Update.
5567 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
5568 * config/m68hc11/m68hc11.md (return expanders): Update.
5569 * config/m68hc11/m68hc11.c (expand_prologue): Update.
5570 (expand_epilogue): Update.
5571 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
5572 (cris_simple_epilogue): Update.
5573 (cris_expand_prologue): Update.
5574 (cris_expand_epilogue): Update.
5575 * config/iq2000/iq2000.c (iq2000_va_start): Update.
5576 (compute_frame_size): Update.
5577 * config/mt/mt.c (mt_compute_frame_size): Update.
5578 * config/mn10300/mn10300.c (expand_prologue): Update.
5579 (expand_epilogue): Update.
5580 (initial_offset): Update.
5581 (mn10300_builtin_saveregs):
5582 * config/mn10300/mn10300.md (return expander): Update.
5583 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5584 (ia64_initial_elimination_offset): Update.
5585 (ia64_initial_elimination_offset): Update.
5586 (ia64_expand_prologue): Update.
5587 * config/m68k/m68k.md (return expander): Update.
5588 * config/rs6000/rs6000.c (rs6000_va_start): Update.
5589 (rs6000_stack_info): Update.
5590 * config/mcore/mcore.c (layout_mcore_frame): Update.
5591 (mcore_expand_prolog): Update.
5592 * config/arc/arc.c (arc_compute_frame_size): Update.
5593 * config/score/score3.c (score3_compute_frame_size): Update.
5594 * config/score/score7.c (score7_compute_frame_size): Update.
5595 * config/arm/arm.c (use_return_insn): Update.
5596 (thumb_find_work_register): Update.
5597 (arm_compute_save_reg_mask): Update.
5598 (arm_output_function_prologue): Update.
5599 (arm_output_epilogue): Update.
5600 (arm_size_return_regs): Update.
5601 (arm_get_frame_offsets): Update.
5602 (arm_expand_prologue): Update.
5603 (thumb_exit): Update.
5604 (thumb_unexpanded_epilogue): Update.
5605 (thumb1_output_function_prologue): Update.
5606 * config/pa/pa.md (return expander): Update.
5607 * config/pa/pa.c (compute_frame_size): Update.
5608 (hppa_builtin_saveregs): Update.
5609 * config/mips/mips.c (mips_va_start): Update.
5610 (mips16_build_function_stub): Update.
5611 (mips_compute_frame_info): Update.
5612 (mips_restore_gp): Update.
5613 (mips_output_function_prologue): Update.
5614 (mips_expand_prologue): Update.
5615 * config/v850/v850.c (compute_frame_size): Update.
5616 (expand_prologue): * config/mmix/mmix.c (along): update.
5617 (mmix_initial_elimination_offset): update.
5618 (mmix_reorg): update.
5619 (mmix_use_simple_return): update.
5620 (mmix_expand_prologue): update.
5621 (mmix_expand_epilogue): Update.
5622 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
5623 (emit_link_insn): Update.
5625 2008-04-08 Anatoly Sokolov <aesok@post.ru>
5627 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
5628 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
5630 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
5633 2008-04-07 Jan Hubicka <jh@suse.cz>
5635 * function.h (rtl): Rename to x_rtl.
5637 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5638 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5639 used_temp_slots avail_temp_slots, temp_slot_level,
5640 nonlocal_goto_handler_labels): Update accesstors.
5641 (rtl): New global variable.
5642 (struct function): Move some fileds to rtl_data.
5643 (get_arg_pointer_save_area): Update prototype.
5644 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5645 get_arg_pointer_save_area.
5646 * expr.c (init_expr): Update
5647 * function.c (get_frame_size): Update
5648 (assign_stack_local): Update
5649 (expand_function_end): Update.
5650 (get_art_pointer_save_area): Update
5652 * emit-rtl.c (rtl): Declare.
5653 (regno_reg_rtx): Declare.
5654 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5656 (gen_reg_rtx): Update.
5657 * varasm.c (n_deferred_constatns): Update accestor.
5658 (init_varasm_status): Do not allocate varasm_status.
5659 (force_const_mem, get_pool_size, output_constant_pool): Update.
5660 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5661 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5662 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
5663 * sparc/sparc.h (INIT_EXPANDERS): Update.
5664 * ia64/ia64.h (INIT_EXPANDERS): Update.
5666 2008-04-07 James E. Wilson <wilson@tuliptree.org>
5668 * reload.c (push_secondary_reload): Add missing break to for loop.
5670 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5672 PR middle-end/PR28690
5673 * rtlanal.c: Update copyright years.
5674 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
5675 as REG_POINTER and MEM_POINTER operands.
5676 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
5677 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
5678 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
5679 * gcse.c: Update copyright years.
5680 (pre_delete): Call gen_reg_rtx_and_attrs.
5681 (hoist_code): Likewise.
5682 (build_store_vectors): Likewise.
5683 (delete_store): Likewise.
5684 * loop-invariant.c (move_invariant_reg): Likewise.
5685 Update copyright years.
5687 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
5689 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
5690 control string instead of quoted.
5692 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5694 * doc/rtl.texi: Rewrite of subreg section.
5696 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
5699 * config/i386/i386.c (legitimize_pic_address): Add treating
5700 of dllimport SYM_REF's.
5701 (legitimize_dllimport_symbol): Add prototype.
5703 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5705 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
5706 reference in constructor with non self-referential type.
5708 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5710 Removal of Return with Depressed Stack Pointer support
5711 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
5712 (ECF_SP_DEPRESSED): Likewise.
5713 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
5714 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
5715 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5716 (expand_call): Do not test ECF_SP_DEPRESSED.
5717 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5718 * function.c (keep_stack_depressed): Delete.
5719 (handle_epilogue_set): Likewise.
5720 (update_epilogue_consts): Likewise.
5721 (emit_equiv_load): Likewise.
5722 (thread_prologue_and_epilogue_insns): Remove support for Return with
5723 Depressed Stack Pointer.
5724 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5726 2008-04-06 Richard Guenther <rguenther@suse.de>
5728 PR tree-optimization/35400
5729 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
5730 information from SSA_NAMEs.
5732 2008-04-06 Anatoly Sokolov <aesok@post.ru>
5734 * config/avr/avr.h (avr_mega_p): Remove declaration.
5735 (AVR_MEGA): Remove macro.
5736 * config/avr/avr.c (avr_mega_p): Remove variable.
5737 (avr_override_options): Remove inicializion of avr_mega_p.
5738 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5739 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5740 (avr_jump_mode): (Ditto.).
5741 (avr_output_progmem_section_asm_op): (Ditto.).
5742 (avr_asm_init_sections): (Ditto.).
5743 (avr_asm_init_sections): (Ditto.).
5744 (avr_rtx_costs): (Ditto.).
5745 * config/avr/avr.md: (Ditto.).
5746 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
5749 2008-04-06 Richard Guenther <rguenther@suse.de>
5751 PR tree-optimization/35842
5752 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
5753 is_gimple_invariant_address.
5755 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5757 * gcc.c (default_compilers): Sync Fortran extensions list with
5758 that in fortran/lang-specs.h.
5759 * doc/invoke.texi: Likewise.
5760 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
5761 * dwarf2out.c (gen_compile_unit_die): Likewise.
5763 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
5765 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
5767 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
5770 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
5771 attribute is used for nested functions.
5773 2008-04-05 Jan Hubicka <jh@suse.cz>
5775 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
5777 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
5779 (dump_files): Update.
5780 (enable_rtl_dump_file): Do not accept letter argument.
5781 * tree-pass.h (dump_file_info): Remove letter argument.
5782 * toplev.c (decode_d_option): Update -da handling.
5783 * toplev.h (enable_rtl_dump_file): Update prototype.
5784 * passes.c (register_one_dump_file): Do not accept IPA argument; work
5785 it out based on pass type.
5786 (register_dump_files_1): Likewise.
5787 (init_optimization_passes): Update register_one_dump_file calls.
5788 (execute_one_pass): Sanity check that IPA passes are called at IPA
5789 level and RTL passes at RTL level.
5790 (execute_pass_list): IPA pass can not be after or subpass of
5792 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
5793 disallov RTL subpasses of IPA subpasses.
5795 2008-04-05 Ben Elliston <bje@au.ibm.com>
5797 * tree-cfg.c (need_fake_edge_p): Return false for calls to
5798 builtins that return exactly once and do not throw. Cache call to
5801 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
5803 PR rtl-optimization/34916
5805 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
5806 between instruction pairs.
5808 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
5810 * doc/invoke.texi: Document -mbitops for SH.
5811 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
5812 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
5813 * config/sh/sh.c (print_operand): Add %t operand code.
5814 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
5815 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
5816 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
5817 (extendqihi2): Likewise.
5818 (movqi_i): Likewise.
5819 (insv): Use bset, bclr and bst instructions for SH2A if possible.
5820 (extv): Use bld instruction for SH2A if possible.
5822 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
5823 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
5824 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
5825 (bset.b, bclr.b): Define peepholes.
5826 * config/sh/sh.opt (mbitops): New option.
5828 2008-04-04 Janis Johnson <janis187@us.ibm.com>
5831 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
5832 and view convert expression.
5834 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5837 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5839 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
5841 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
5843 * config/i386/cpuid.h (bit_AES): New.
5844 (bit_PCLMUL): Likewise.
5846 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
5847 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
5848 SSE2 if AES or PCLMUL is enabled.
5849 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
5850 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5851 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
5852 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
5853 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
5854 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
5855 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5856 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
5857 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
5858 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
5859 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
5860 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
5861 __builtin_ia32_aeskeygenassist128 and
5862 __builtin_ia32_pclmulqdq128.
5863 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
5864 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
5865 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
5867 * config/i386/i386.h (TARGET_AES): New.
5868 (TARGET_PCLMUL): Likewise.
5869 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
5871 * config/i386/i386.md (UNSPEC_AESENC): New.
5872 (UNSPEC_AESENCLAST): Likewise.
5873 (UNSPEC_AESDEC): Likewise.
5874 (UNSPEC_AESDECLAST): Likewise.
5875 (UNSPEC_AESIMC): Likewise.
5876 (UNSPEC_AESKEYGENASSIST): Likewise.
5877 (UNSPEC_PCLMUL): Likewise.
5879 * config/i386/i386.opt (maes): New.
5880 (mpclmul): Likewise.
5882 * config/i386/sse.md (aesenc): New pattern.
5883 (aesenclast): Likewise.
5885 (aesdeclast): Likewise.
5887 (aeskeygenassist): Likewise.
5888 (pclmulqdq): Likewise.
5890 * config/i386/wmmintrin.h: New.
5892 * doc/extend.texi: Document AES and PCLMUL built-in function.
5894 * doc/invoke.texi: Document -maes and -mpclmul.
5896 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
5898 * function.c (free_after_parsing): Replace with
5899 cxx_push_function_context from C++ front-end.
5900 (allocate_struct_function): Don't call langhook.
5901 * langhooks.h (struct lang_hooks_for_functions): Delete.
5902 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
5904 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
5905 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
5906 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
5907 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
5908 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
5909 remove LANG_HOOKS_FUNCTION_INITIALIZER.
5910 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
5912 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
5913 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
5915 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5918 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
5921 2008-04-04 Richard Guenther <rguenther@suse.de>
5924 * fold-const.c (optimize_minmax_comparison): Use the correct
5925 type for the constant in the simplified comparison.
5927 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
5929 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
5930 Pass L2 size as "--param l2-cache-size" to the compiler.
5931 (decode_l2_cache): New function to decode L2 cache parameters using
5932 0x8000006 extended cpuid function.
5933 (detect_caches_amd): Determine parameters of L2 cache using
5934 decode_l2_caches function.
5935 (decode_caches_intel): Decode L2 cache parameters.
5936 (detect_caches_intel): Determine L2 cache parameters using
5937 decode_caches_intel and decode_l2_caches functions.
5939 2008-04-03 Bob Wilson <bob.wilson@acm.org>
5941 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
5942 secondary input reload for subword loads from the constant pool.
5944 2008-04-03 Janis Johnson <janis187@us.ibm.com>
5947 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
5948 constants of the appropriate size for runtime calculations.
5951 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
5952 decimal-float literal constant zero.
5954 2008-04-03 Jakub Jelinek <jakub@redhat.com>
5957 * c-parser.c (c_parser_omp_atomic): Call
5958 default_function_array_conversion on the RHS.
5961 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
5962 call is_variable_sized if decl has incomplete type.
5964 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
5966 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
5968 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
5970 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
5972 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
5973 (sgt<u>): Merge sgt and sgtu into new expander.
5974 (sgt, sgtu): Remove expanders.
5975 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
5976 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
5977 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
5978 *sgtu_<mode>_mips16 into new pattern.
5979 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
5980 (sge<u>): Merge sge and sgeu into new expander.
5981 (sge, sgeu): Remove expanders.
5982 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
5984 (*sge_<mode>, second *sge_<mode>): Remove patterns.
5985 (slt<u>): Merge slt and sltu into new expander.
5986 (slt, sltu): Remove expanders.
5987 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
5988 (*slt_<mode>, *sltu_<mode>): Remove patterns.
5989 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
5990 *sltu_<mode>_mips16 into new pattern.
5991 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
5992 (sle<u>): Merge sle and sleu into new expander.
5993 (sle, sleu): Remove expanders.
5994 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
5995 (*sle_<mode>, *sleu_<mode>): Remove patterns.
5996 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
5997 *sleu_<mode>_mips16 into new pattern.
5998 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
6000 2008-04-03 Jan Hubicka <jh@suse.cz>
6002 PR tree-optimization/35795
6003 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
6004 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6005 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6006 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6007 * score/score3.c (score3_output_mi_thunk): Likewise.
6008 * score/score7.c (score7_output_mi_thunk): Likewise.
6009 * mips/mips.c (mips_output_mi_thunk): Likewise.
6011 2008-04-03 Richard Guenther <rguenther@suse.de>
6013 * tree-vrp.c (extract_range_from_unary_expr): Handle all
6014 conversions. Simplify code.
6016 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
6018 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
6020 2008-04-03 Tom Tromey <tromey@redhat.com>
6021 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6023 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6024 * config/bfin/t-bfin-linux (generated_files): Add
6025 linux-sysroot-suffix.h.
6026 * doc/install.texi (Prerequisites): Require make 3.80.
6027 * doc/sourcebuild.texi (Front End Directory): Document new
6029 * Makefile.in (generated_files): New variable.
6030 (ALL_HOST_OBJS): New variable.
6031 ($(ALL_HOST_OBJS)): New target.
6033 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6035 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
6036 (remap_block): Call id->transform_lang_insert_block instead
6038 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
6039 Set id.transform_lang_insert_block to NULL.
6040 (clone_body): Move to cp/optimize.c
6041 * tree-inline.h (struct copy_body_data): Change
6042 transform_lang_insert_block to function pointer.
6043 (copy_generic_body, copy_decl_no_change): Export.
6044 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
6045 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
6046 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
6048 * c-tree.h (insert_block): Kill.
6049 * c-decl.c (insert_block): Kill.
6051 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6053 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6054 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6055 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
6057 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
6058 argument, call {push,pop}_function_context from here.
6059 * c-parser.c: Use c_{push,pop}_function_context.
6061 * function.c (push_function_context_to): Move meat ...
6062 (push_function_context): ... here. Simplify.
6063 * function.c (pop_function_context_from): Move meat ...
6064 (pop_function_context): ... here. Simplify.
6065 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
6067 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6068 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6069 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
6070 * tree.h (push_function_context_to, pop_function_context_from): Remove.
6072 2008-04-03 Ben Elliston <bje@au.ibm.com>
6074 * expmed.c (extract_force_align_mem_bit_field): Remove.
6076 2008-04-03 Richard Guenther <rguenther@suse.de>
6079 * expr.h (try_casesi): Adjust prototype.
6080 * expr.c (try_casesi): Take fallback label as extra parameter.
6081 Use that for gen_casesi if default_label is NULL.
6082 * stmt.c (expand_case): Pass fallback label to try_casesi,
6083 make sure to fill gaps with a fallback label if default_label
6086 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
6089 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
6091 2008-04-03 Ben Elliston <bje@au.ibm.com>
6093 * expmed.c (extract_split_bit_field): Remove if (0) code.
6094 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
6095 (do_ds_constraint): Likewise.
6097 2008-04-02 Joseph Myers <joseph@codesourcery.com>
6099 * doc/cppopts.texi (-dU): Document.
6100 * c-common.h (flag_dump_macros): Update comment.
6101 * c-opts.c (handle_OPT_d): Handle -dU.
6102 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
6103 dump_queued_macros, cb_used_define, cb_used_undef): New.
6104 (init_pp_output): Handle -dU.
6105 (cb_line_change): Call dump_queued_macros.
6106 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
6108 2008-04-02 Anatoly Sokolov <aesok@post.ru>
6110 * config/avr/predicates.md (io_address_operand): New predicate.
6111 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
6112 * config/avr/avr.c (avr_io_address_p): Remove function.
6113 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
6114 'avr_io_address_p' function.
6115 (out_movhi_r_mr): (Ditto.).
6116 (out_movqi_mr_r): (Ditto.).
6117 (out_movhi_mr_r): (Ditto.).
6118 (avr_address_cost): (Ditto.).
6120 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
6122 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
6123 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
6124 in 32bit mode when XMM registers are available to avoid store
6126 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
6127 corresponding post-reload splitters.
6129 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6131 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
6132 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
6133 __builtin_ia32_roundss.
6134 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
6135 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
6136 __builtin_ia32_roundss.
6137 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
6138 IX86_BUILTIN_SHUFPD here.
6140 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6142 * config/i386/i386.md (plogic): New.
6143 (plogicprefix): Likewise.
6145 * config/i386/mmx.md (mmx_<code><mode>3): New.
6146 (mmx_and<mode>3): Removed.
6147 (mmx_ior<mode>3): Likewise.
6148 (mmx_xor<mode>3): Likewise.
6150 * config/i386/sse.md (<code><mode>3): New.
6151 (*<code><mode>3): Likewise.
6152 (*<code><mode>3): Likewise.
6153 (<code><mode>3): Likewise.
6154 (*sse_<code><mode>3): Likewise.
6155 (*sse2_<code><mode>3): Likewise.
6156 (<code>tf3): Likewise.
6157 (*<code>tf3): Likewise.
6158 (and<mode>3): Likewise.
6159 (*and<mode>3): Likewise.
6160 (ior<mode>3): Removed.
6161 (*ior<mode>3): Likewise.
6162 (xor<mode>3): Likewise.
6163 (*xor<mode>3): Likewise.
6164 (*and<mode>3): Likewise.
6165 (*ior<mode>3): Likewise.
6166 (*xor<mode>3): Likewise.
6167 (and<mode>3): Likewise.
6168 (*sse_and<mode>3): Likewise.
6169 (*sse2_and<mode>3): Likewise.
6171 (*andtf3): Likewise.
6172 (ior<mode>3): Likewise.
6173 (*sse_ior<mode>3): Likewise.
6174 (*sse2_ior<mode>3): Likewise.
6176 (*iortf3): Likewise.
6177 (xor<mode>3): Likewise.
6178 (*sse_xor<mode>3): Likewise.
6179 (*sse2_xor<mode>3): Likewise.
6181 (*xortf3): Likewise.
6183 2008-04-02 Richard Guenther <rguenther@suse.de>
6185 PR tree-optimization/14495
6186 PR tree-optimization/34793
6187 * tree-vrp.c (struct switch_update): New structure.
6188 (to_remove_edges, to_update_switch_stmts): New VECs.
6189 (simplify_switch_using_ranges): New function. Remove not taken
6190 case labels and edges.
6191 (simplify_stmt_using_ranges): Call it.
6192 (identify_jump_threads): Mark edges we have queued for removal
6193 so we don't thread them.
6194 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
6196 * tree-cfg.c (group_case_labels): Deal with missing default label.
6197 (tree_verify_flow_info): Allow missing default label.
6198 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
6199 (emit_case_nodes): Likewise.
6200 (expand_case): Do not rely on the default label to be present.
6201 * expr.c (try_casesi): Deal with NULL default_label.
6202 (do_tablejump): Likewise.
6204 2008-04-02 Richard Guenther <rguenther@suse.de>
6206 PR tree-optimization/14495
6207 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
6208 SWITCH_EXPR here ...
6209 (vrp_visit_switch_stmt): ... but here (new function).
6210 (find_case_label_index): New helper function.
6211 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
6213 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6215 * fwprop.c: Fix ISO-C99ism.
6217 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6220 * Makefile.in (objdir): Set it here.
6221 * configure.ac: Not here. Find dynamic linker characteristics.
6222 * exec-tool.in: Use them.
6223 * aclocal.m4: Regenerate.
6224 * configure: Regenerate.
6226 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6228 * expr.c (expand_var): Delete it.
6229 * expr.h (expand_var): Delete prototype.
6230 * function.c (expand_function_start): Use expand_decl instead.
6231 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
6234 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
6236 PR rtl-optimization/35542
6237 * fwprop.c (forward_propagate_and_simplify): Replace
6238 loc_reg_mentioned_in_p with reg_mentioned_p.
6240 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6242 PR rtl-optimization/35281
6243 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
6244 (propagate_rtx_1): Handle PR_HANDLE_MEM.
6245 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
6246 (varying_mem_p): Move above propagate_rtx.
6247 (all_uses_available_at): Do not check MEMs.
6249 2008-04-02 Rafael Espindola <espindola@google.com>
6251 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
6252 (register_edge_assert_for_2): Split the cond argument.
6253 (register_edge_assert_for_1): Adjust for the change in
6254 register_edge_assert_for_2.
6255 (register_edge_assert_for): Split the cond argument.
6256 (find_switch_asserts): Adjust for the change in
6257 register_edge_assert_for.
6259 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
6261 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
6262 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
6263 offsets for 64-bit mingw.
6264 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
6265 abi for x86_64-pc-mingw.
6267 2008-04-02 Richard Guenther <rguenther@suse.de>
6269 * tree-vrp.c (extract_range_from_assert): Make sure to not
6270 produce range min/max with TREE_OVERFOW set.
6271 If merging a anti-range and a range keep the anti-range if
6272 the range covers all values of the type.
6273 (register_edge_assert_for_2): Only allow sign-changing
6274 conversions in detecting canonical range checks. Also
6275 register an assert for the unsigned name if useful.
6277 PR tree-optimization/35787
6278 * tree-vrp.c (vrp_val_max): New function.
6279 (vrp_val_min): Likewise.
6280 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
6281 (vrp_val_is_min): Likewise.
6282 (supports_overflow_infinity): Use vrp_val_{min,max}.
6283 (negative_overflow_infinity): Likewise.
6284 (positive_overflow_infinity): Likewise.
6285 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
6286 (is_positive_overflow_infinity): Likewise.
6287 (is_overflow_infinity): Likewise.
6288 (avoid_overflow_infinity): Use vrp_val_{min,max} and
6289 vrp_val_is_{min,max}.
6290 (set_and_canonicalize_value_range): Canonicalize anti-ranges
6291 to ranges if possible. Avoid empty ranges.
6293 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6296 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
6297 the expression is a function address.
6299 2008-04-01 George Helffrich <george@gcc.gnu.org>
6301 PR fortran/35154, fortran/23057
6302 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
6303 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
6304 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
6305 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
6307 (dbxout_syms): Check for COMMON-based symbol and wrap in
6308 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
6309 in bracket for efficiency.
6311 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
6312 using DW_TAG_common_block + member offset.
6313 (add_pubname_string): New function.
6314 (dw_expand_expr): New function to find block name and offset for
6316 (common_check): New function to check whether symbol in Fortran COMMON.
6317 (gen_variable_die): If COMMON, use DW_TAG_common_block.
6319 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
6322 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
6324 2008-04-02 Ben Elliston <bje@au.ibm.com>
6326 * config/v850/v850.md (casesi): Remove if (0) code.
6327 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6328 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
6330 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
6332 * config/i386/i386.md (rex64suffix): New mode attribute.
6333 (floathi<mode>2): Disable expander for SSE math.
6334 (*floathi<mode>2_1): New insn insn_and_split pattern.
6335 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
6336 corresponding post-reload splitters.
6337 (*floathi<mode>2_i387): New macroized insn pattern.
6338 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
6339 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
6340 insn_and_split pattern.
6341 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
6342 New macroized instruction patterns and corresponding post-reload
6344 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
6345 and corresponding post-reload splitters.
6346 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
6347 New macroized instruction patterns.
6348 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
6349 macroized instruction patterns and corresponding post-reload splitters.
6350 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
6351 corresponding post-reload splitters.
6352 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
6353 New macroized instruction patterns.
6354 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
6355 corresponding post-reload splitters.
6356 (*floatsi<mode>2_i387): New macroized instruction patterns.
6358 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
6360 * config/i386/i386.md (smaxmin): New.
6361 (umaxmin): Likewise.
6362 (maxminiprefix): Likewise.
6363 (maxminfprefix): Likewise.
6364 (<code><mode>3): Likewise.
6365 (smin<mode>3): Removed.
6366 (smax<mode>3): Likewise.
6368 * config/i386/mmx.md (mmx_<code>v2sf3): New.
6369 (mmx_<code>v4hi3): Likewise.
6370 (mmx_<code>v8qi3): Likewise.
6371 (mmx_smaxv2sf3): Removed.
6372 (mmx_sminv2sf3): Likewise.
6373 (mmx_umaxv8qi3): Likewise.
6374 (mmx_smaxv4hi3): Likewise.
6375 (mmx_uminv8qi3): Likewise.
6376 (mmx_sminv4hi3): Likewise.
6378 * config/i386/sse.md (<addsub><mode>3): New.
6379 (*<addsub><mode>3): Likewise.
6380 (<sse>_vm<addsub><mode>3): Likewise.
6381 (<maxmin><mode>3): Likewise.
6382 (*<maxmin><mode>3_finite): Likewise.
6383 (*<maxmin><mode>3): Likewise.
6384 (<sse>_vm<maxmin><mode>3): Likewise.
6385 (sse3_h<addsub>v4sf3): Likewise.
6386 (sse3_h<addsub>v2df3): Likewise.
6387 (<maxmin>v16qi3): Likewise.
6388 (*<maxmin>v16qi3): Likewise.
6389 (<maxmin>v8hi3): Likewise.
6390 (*<maxmin>v8hi3): Likewise.
6391 (*sse4_1_<maxmin><mode>3): Likewise.
6392 (*sse4_1_<maxmin><mode>3): Likewise.
6393 (add<mode>3): Removed.
6394 (*add<mode>3): Likewise.
6395 (<sse>_vmadd<mode>3): Likewise.
6396 (sub<mode>3): Likewise.
6397 (*sub<mode>3): Likewise.
6398 (<sse>_vmsub<mode>3): Likewise.
6399 (smin<mode>3): Likewise.
6400 (*smin<mode>3_finite): Likewise.
6401 (*smin<mode>3): Likewise.
6402 (<sse>_vmsmin<mode>3): Likewise.
6403 (smax<mode>3): Likewise.
6404 (*smax<mode>3_finite): Likewise.
6405 (*smax<mode>3): Likewise.
6406 (<sse>_vmsmax<mode>3): Likewise.
6407 (sse3_haddv4sf3): Likewise.
6408 (sse3_haddv2df3): Likewise.
6409 (sse3_hsubv4sf3): Likewise.
6410 (sse3_hsubv2df3): Likewise.
6411 (umaxv16qi3): Likewise.
6412 (*umaxv16qi3): Likewise.
6413 (smaxv8hi3): Likewise.
6414 (*smaxv8hi3): Likewise.
6415 (*sse4_1_smax<mode>3): Likewise.
6416 (*sse4_1_umax<mode>3): Likewise.
6417 (uminv16qi3): Likewise.
6418 (*uminv16qi3): Likewise.
6419 (sminv8hi3): Likewise.
6420 (*sminv8hi3): Likewise.
6421 (*sse4_1_smin<mode>3): Likewise.
6422 (*sse4_1_umin<mode>3): Likewise.
6424 2008-04-01 Rafael Espindola <espindola@google.com>
6426 * tree-cfg.c (verify_expr): remove in_phi.
6427 (verify_stmt): Don't call walk_tree with verify_expr. Use
6428 is_gimple_min_invariant instead of is_gimple_val.
6430 2008-04-01 Joseph Myers <joseph@codesourcery.com>
6432 * doc/include/gpl_v3.texi: Update for manpage generation.
6433 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
6435 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
6436 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
6437 gpl_v3.texi instead of gpl.texi.
6440 2008-04-01 Jakub Jelinek <jakub@redhat.com>
6443 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
6445 2008-04-01 Rafael Espindola <espindola@google.com>
6447 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
6448 (extract_code_and_val_from_cond): Use
6449 extract_code_and_val_from_cond_with_ops.
6451 2008-04-01 Jan Hubicka <jh@suse.cz>
6453 * function.c (free_after_compilation): Free epilogue_delay_list.
6454 (prepare_function_start): Assert that previous compilation was freed.
6456 2008-04-01 Jan Hubicka <jh@suse.cz>
6457 Jim Wilson <wilson@tuliptree.org>
6458 Andreas Tobler <andreast@gcc.gnu.org>
6461 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
6462 rtl.emit instead cfun->emit.
6463 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
6464 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
6466 2008-04-01 Ben Elliston <bje@au.ibm.com>
6468 * doc/c-tree.texi (Function Basics): Fix grammatical error.
6470 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
6472 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
6474 (fprofile-use): Add var flag_profile_use
6475 * coverage.c (coverage_begin_output): Do not open a gcno file for
6476 output only if -ftest-coverage is set.
6477 Do not add getpwd() to gcda file path.
6478 (build_gcov_info): Check the new flag
6479 flag_profile_datafile_relative_path.
6480 (coverage_init): Use profile_data_prefix.
6481 Read profile counter only if flag_profile_use is set.
6482 * opts.c (common_handle_option): New option fprofile-use=,
6483 fprofile-dir=, fprofile-generate=.
6484 * toplev.c (profile_data_prefix): New variable definition.
6485 * toplev.h (profile_data_prefix): New declaration.
6486 * doc/invoke.tex (Option Summary, Optimization Options):
6489 2008-03-31 James E. Wilson <wilson@tuliptree.org>
6491 * varasm.c (output_constant_pool_1): In LABEL_REF check,
6492 use tmp consistently.
6495 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
6496 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6497 UNSPEC_FR_RECIP_APPROX_RES.
6498 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
6500 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
6503 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
6505 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6508 * fold-const.c (fold_indirect_ref_1): Support accessing non first
6509 element of the vector via a pointer.
6511 2008-03-31 Ian Lance Taylor <iant@google.com>
6513 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
6515 2008-03-31 Jan Hubicka <jh@suse.cz>
6517 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6518 get_arg_pointer_save_area.
6519 * expr.c (init_expr): Just clear out rtl.expr.
6520 * function.c (free_after_compilation): Clear out whole RTL structure.
6521 (get_func_frame_size): Merge into ...
6522 (get_frame_size): ... this one.
6523 (assign_stack_local_1): Merge into ...
6524 (assign_stack_local): ... this one.
6525 (expand_function_end): Update call of get_arg_pointer_save_area.
6526 (get_art_pointer_save_area): Remove cfun argument.
6527 * function.h (emit_status): regno_pointer_align does not need length
6528 attribute. Move x_regno_reg_rtx to ...
6529 (regno_reg_rtx): ... new global array.
6530 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
6531 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
6532 apply_args_value, forced_labels, stack_pointer_delta):
6534 (struct varasm_status): Move here from varasm.c
6535 (struct rtl_data): New. Move here some fields from struct function.
6536 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6537 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6538 used_temp_slots avail_temp_slots, temp_slot_level,
6539 nonlocal_goto_handler_labels): Update accesstors.
6540 (rtl): New global variable.
6541 (struct function): Move some fileds to rtl_data.
6542 (get_arg_pointer_save_area): Update prototype.
6543 * emit-rtl.c (rtl): Declare.
6544 (regno_reg_rtx): Declare.
6545 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6547 (gen_reg_rtx): Update.
6548 (init_virtual_regs): Do not tate emit_status argument.
6549 (init_emit): Do not allocate emit.
6550 * varasm.c (varasm_statuc): Move to function.h.
6551 (n_deferred_constatns): Update accestor.
6552 (init_varasm_status): Do not allocate varasm_status.
6553 (force_const_mem, get_pool_size, output_constant_pool): Update.
6554 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6555 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6557 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
6559 PR rtl-optimization/35729
6560 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
6563 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
6566 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
6567 load/store if memory is unaligned.
6568 (*movti_rex64): Likewise.
6570 * config/i386/predicates.md (misaligned_operand): New.
6572 2008-03-31 Andrew Pinski <pinskia@gmail.com>
6575 * tree-ssa-phiopt.c (conditional_replacement): Return early for
6578 2008-03-31 Jan Beulich <jbeulich@novell.com>
6580 * config/ia64/constraints.md: Add 'j' constraint.
6581 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
6582 (movdi_internal): Likewise.
6584 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
6587 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
6589 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
6592 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
6593 proper error message for the third argument on blendpd and
6596 * config/i386/sse.md (blendbits): New.
6597 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
6599 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
6601 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
6603 2008-03-30 Richard Guenther <rguenther@suse.de>
6606 * fold-const.c (fold_sign_changed_comparison): Do leave
6607 conversions to base-types alone.
6609 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6611 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
6612 the link register if one altivec register is be saved.
6614 2008-03-30 Ben Elliston <bje@au.ibm.com>
6616 * final.c (final_scan_insn): Remove if (0) code.
6618 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
6620 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
6622 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
6624 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
6625 of V4SFmode to ix86_binary_operator_ok.
6627 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
6629 * config/i386/i386.c (override_options): Initialize
6630 ix86_veclib_handler to ix86_veclibabi_svml when
6631 -mveclibabi=svml is used.
6632 (ix86_veclibabi_svml): New function for SVML ABI style
6633 vectorization support.
6634 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
6636 2008-03-28 Rafael Espindola <espindola@google.com>
6638 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
6639 (tree_binary_nonnegative_warnv_p): Make it public.
6640 (tree_single_nonnegative_warnv_p): Make it public.
6641 (tree_invalid_nonnegative_warnv_p): Make it public.
6642 (tree_unary_nonzero_warnv_p): Make it public.
6643 (tree_binary_nonzero_warnv_p): Make it public
6644 (tree_single_nonzero_warnv_p): Make it public.
6645 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
6646 (extract_range_from_binary_expr): Split the expr argument.
6647 (extract_range_from_unary_expr): Split the expr argument.
6648 (extract_range_from_comparison): Split the expr argument.
6649 (extract_range_from_expr): Use the new aux functions.
6650 (vrp_evaluate_conditional_warnv): Use
6651 vrp_evaluate_conditional_warnv_with_ops.
6652 * tree.h (tree_unary_nonzero_warnv_p): Declare.
6653 (tree_binary_nonzero_warnv_p): Declare.
6654 (tree_single_nonzero_warnv_p): Declare.
6655 (tree_expr_nonzero_warnv_p): Declare.
6656 (tree_unary_nonnegative_warnv_p): Declare.
6657 (tree_binary_nonnegative_warnv_p): Declare.
6658 (tree_single_nonnegative_warnv_p): Declare.
6659 (tree_invalid_nonnegative_warnv_p): Declare.
6661 2008-03-28 Richard Guenther <rguenther@suse.de>
6663 PR tree-optimization/30317
6664 PR tree-optimization/30911
6665 PR tree-optimization/34793
6666 * tree-vrp.c (set_and_canonicalize_value_range): New function.
6667 (struct assert_locus_d): New member EXPR.
6668 (register_new_assert_for): Add EXPR parameter to support
6669 ASSERT_EXPR <name, expr OP limit>.
6670 (register_edge_assert_for_1): Adjust callers.
6671 (find_assert_locations): Likewise.
6672 (process_assert_insertions_for): Build condition from expression.
6673 (extract_range_from_assert): Handle ASSERT_EXPRs
6674 of the form ASSERT_EXPR <name, expr OP limit>.
6675 (register_edge_assert_for_2): New helper registering
6676 asserts for comparisons. Recognize range tests of the form
6677 (unsigned)i - CST1 OP CST2.
6678 (register_edge_assert_for_1): Use it.
6679 (register_edge_assert_for): Likewise.
6680 (needs_overflow_infinity): Integer sub-types
6681 do not need overflow infinities.
6682 (vrp_val_is_max): The extreme values of integer sub-types
6683 are those of the base type.
6684 (vrp_val_is_min): Likewise.
6685 * tree.def (ASSERT_EXPR): Document extra allowed conditional
6688 2008-03-28 Nick Clifton <nickc@redhat.com>
6691 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6692 Return GENERAL_REGS for stack adjustment reloads.
6694 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6697 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
6698 const_vector when all the vectors are constant.
6700 2008-03-27 Bob Wilson <bob.wilson@acm.org>
6702 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
6704 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
6705 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
6707 (s<code>_sf): Use new scc_sf attribute for opcode names.
6709 2008-03-27 Tom Tromey <tromey@redhat.com>
6711 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
6712 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
6713 config/spu/t-spu-elf, config/i386/t-interix,
6714 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
6715 config/i386/x-darwin, config/i386/x-mingw32,
6716 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
6717 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
6718 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
6719 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
6720 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
6721 config/rs6000/x-darwin, config/rs6000/t-rs6000,
6722 config/score/t-score-elf, config/arm/t-strongarm-pe,
6723 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
6724 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
6725 Revert automatic dependency patch.
6727 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
6730 * config/i386/i386.c (ix86_function_arg_boundary): Align
6731 decimal floating point to its natural boundary.
6733 2008-03-27 Richard Guenther <rguenther@suse.de>
6736 * fold-const.c (fold_comparison): Restrict distinct decl
6737 comparison folding to VAR_DECLs and PARM_DECLs. Do not
6738 solely rely on operand_equal_p.
6740 2008-03-27 Richard Guenther <rguenther@suse.de>
6743 * c-common.c (handle_weak_attribute): Reject combination of
6746 2008-03-27 Richard Guenther <rguenther@suse.de>
6748 PR tree-optimization/32810
6749 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
6750 conversions from DECL_INITIAL.
6751 (fold_const_aggregate_ref): Likewise from constructor elements.
6753 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
6755 * tree-affine.h (aff_combination_expand): Declare.
6756 (get_inner_reference_aff): Likewise.
6757 * tree-affine.c (aff_combination_expand): Split out from
6758 tree_to_aff_combination_expand.
6759 (get_inner_reference_aff): New function.
6760 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
6761 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
6762 (struct lim_aux_data): sm_done field removed.
6763 (mem_ref_loc_p, mem_ref_locs_p): New types.
6764 (struct mem_ref): Added id, stored, accesses_in_loop,
6765 indep_loop, dep_loop, indep_ref, dep_ref fields.
6766 Removed is_stored, locs and next fields.
6767 (memory_accesses): New variable.
6768 (movement_possibility): Do not allow moving statements
6769 that store to memory.
6770 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
6772 (determine_max_movement): For statements with memory references,
6773 find the outermost loop in that the reference is independent.
6774 (move_computations_stmt): Mark the virtual operands for renaming.
6775 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
6776 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
6777 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
6778 add_vop_ref_mapping, create_vop_ref_mapping_loop,
6779 create_vop_ref_mapping, analyze_memory_references,
6780 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
6781 get_all_locs_in_loop, ref_always_accessed_p,
6782 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
6783 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
6784 store_motion_loop, store_motion): New functions.
6785 (struct vop_to_refs_elt): New type.
6786 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
6787 memref_hash, memref_eq, hoist_memory_references): Rewritten.
6788 (schedule_sm): Replaced by...
6789 (execute_sm): ... this.
6790 (determine_lsm_ref, hoist_memory_references,
6791 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
6792 find_more_ref_vops, free_mem_ref, free_mem_refs,
6793 determine_lsm_loop, determine_lsm): Removed.
6794 (tree_ssa_lim_finalize): Free data structures used by store motion.
6795 (tree_ssa_lim): Call analyze_memory_references. Use
6796 store_motion instead of determine_lsm.
6798 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6800 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
6801 rename tmake_file to m68hc11/t-m68hc11.
6802 (mcore): Set inhibit_libc to true.
6803 * config.host (alpha*-dec-*vms*): Set extra_programs.
6804 (interix3*): Don't use host_xmake_file.
6805 * configure.ac: Let config.gcc override inhibit_libc.
6806 * configure: Regenerate.
6808 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
6809 * config/t-openbsd-thread: Remove commented out lines.
6811 * config/x-interix: Remove.
6813 * config/m68hc11/t-m68hc11-gas: Rename to...
6814 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
6816 * config/mcore/t-mcore: Remove T_CFLAGS.
6817 * config/mcore/t-mcore-pe: Likewise.
6819 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6821 * configure.ac: Replace custom __GNU_SOURCE test with
6822 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
6823 * aclocal.m4: Regenerate.
6824 * configure: Regenerate.
6825 * config.in: Regenerate.
6827 2008-03-27 Richard Guenther <rguenther@suse.de>
6829 * fold-const.c (target.h): Include.
6830 (fold_comparison): Fold comparison of addresses of decls
6831 that bind locally or of constants. Consolidate address folding code.
6832 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
6833 results from fold_binary_to_constant.
6834 (compare_values_warnv): Likewise.
6836 2008-03-27 Andrew Pinski <pinskia@gmail.com>
6839 * fold-const.c (fold_truthop): Check for integeral types when folding
6840 a == 0 && b == 0 and a != 0 || b != 0 .
6842 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
6844 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
6846 2008-03-26 Andreas Schwab <schwab@suse.de>
6848 * doc/invoke.texi: Fix use of @item vs. @itemx.
6850 2008-03-26 Tom Tromey <tromey@redhat.com>
6852 * Makefile.in (build/gensupport.o, build/print-rtl.o,
6853 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
6854 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
6855 build/gencodes.o, build/genconditions.o, build/genconfig.o,
6856 build/genconstants.o, build/genemit.o, build/genextract.o,
6857 build/genflags.o, build/genmddeps.o, build/genopinit.o,
6858 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
6861 2008-03-26 Richard Guenther <rguenther@suse.de>
6864 2008-03-26 Richard Guenther <rguenther@suse.de>
6866 * fold-const.c (target.h): Include.
6867 (fold_comparison): Fold comparison of addresses of two decls
6868 that bind locally. Consolidate address folding code.
6870 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6872 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
6873 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
6874 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
6875 dconstsqrt2, dconstthird, dconste and/or dconst10.
6876 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
6877 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
6878 dconstsqrt2, dconste): Delete.
6879 (init_emit_once): Likewise. Simplify initializing dconstm1.
6881 * real.c (get_real_const): New.
6882 * real.h (dconst3, dconst10, dconstm2, dconstthird,
6883 dconstsqrt2, dconste): Delete.
6884 (real_value_const, get_real_const): New.
6886 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
6888 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
6890 * config/i386/i386.c (ix86_function_arg_boundary): Check
6891 BIGGEST_ALIGNMENT instead of 128.
6892 (setup_incoming_varargs_64): Likewise.
6894 2008-03-26 Tom Tromey <tromey@redhat.com>
6896 * Makefile.in (DEPFILES): Add missing '/'.
6898 2008-03-26 Richard Guenther <rguenther@suse.de>
6900 * fold-const.c (target.h): Include.
6901 (fold_comparison): Fold comparison of addresses of two decls
6902 that bind locally. Consolidate address folding code.
6904 2008-03-26 Nick Clifton <nickc@redhat.com>
6907 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
6908 not allow INT+INT as a legitimate addressing mode.
6910 2008-03-26 Richard Guenther <rguenther@suse.de>
6912 * tree-flow.h (widen_bitfield): Remove declaration.
6913 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
6914 (widen_bitfield): Remove function.
6915 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
6918 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6921 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
6924 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
6926 PR rtl-optimization/35232
6927 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
6928 (forget_old_reloads_1, forget_marked_reloads): Don't clear
6929 reg_reloaded_call_part_clobbered here.
6930 (reload_regs_reach_end_p): New function.
6931 (reload_reg_rtx_for_input): New variable.
6932 (reload_reg_rtx_for_output): Likewise.
6933 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
6934 when reassigning a pseudo register. Load reloadreg from
6935 reload_reg_rtx_for_input, moving the mode and register
6937 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
6938 instead of the original when deciding whether an input reload
6939 would be a no-op or whether an output reload can be deleted.
6940 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
6941 when setting up new_spill_reg_store. Load it from
6942 reload_reg_rtx_for_output, moving the mode and register
6944 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
6945 instead of the original when deciding whether an output reload
6946 would be a no-op. Do the same when modifying insn notes.
6947 Use rtx_equal_p instead of == to compare the registers.
6948 (inherit_piecemeal_p): Take a mode and two register numbers
6950 (emit_reload_insns): Clear new_spill_reg_store for every hard
6951 register in the reload register. Remove spill registers
6952 from reg_reloaded_valid before considering whether to record
6953 inheritance information for them. Use reload_reg_rtx_for_output
6954 instead of reg_rtx when recording output reloads. Use
6955 reload_reg_rtx_for_input instead of reg_rtx when recording
6956 input reloads. Set or clear reg_reloaded_call_part_clobbered
6957 at the same time as setting reg_reloaded_valid.
6958 (delete_output_reload): Add a new_reload_reg parameter and use it
6959 instead of rld[j].reg_rtx.
6960 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
6963 2008-03-25 Tom Tromey <tromey@redhat.com>
6965 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
6966 (build/genattr.o): Likewise.
6967 (build/genattrtab.o): Likewise.
6968 (build/gencodes.o): Likewise.
6969 (build/genconfig.o): Likewise.
6970 (build/genconstants.o): Likewise.
6971 (build/genemit.o): Likewise.
6972 (build/genextract.o): Likewise.
6973 (build/genflags.o): Likewise.
6975 2008-03-25 Bob Wilson <bob.wilson@acm.org>
6977 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
6978 instead of size_int for integer types.
6979 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
6980 to match type of MINUS_EXPR.
6982 2008-03-25 Tom Tromey <tromey@redhat.com>
6984 * configure: Rebuilt.
6985 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
6988 2008-03-25 Tom Tromey <tromey@redhat.com>
6990 * config/x-solaris (host-solaris.o): Update.
6991 * config/x-linux (host-linux.o): Update.
6992 * config/x-hpux (host-hpux.o): Update.
6993 * config/x-darwin (host-darwin.o): Update.
6994 * config/v850/t-v850e (v850-c.o): Update.
6995 * config/v850/t-v850 (v850-c.o): Update.
6996 * config/t-vxworks (vxworks.o): Update.
6997 * config/t-sol2 (sol2-c.o, sol2.o): Update.
6998 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
6999 * config/spu/t-spu-elf (spu-c.o): Update.
7001 * config/sh/t-symbian (sh-c.o): Update.
7002 (symbian.o): Update.
7003 * config/sh/t-sh (sh-c.o): Update.
7004 * config/score/t-score-elf (score7.o, score3.o): Update.
7005 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
7006 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
7007 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
7008 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
7010 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7011 * config/m32c/t-m32c (m32c-pragma.o): Update.
7012 * config/ia64/t-ia64 (ia64-c.o): Update.
7013 * config/i386/x-mingw32 (host-mingw32.o): Update.
7014 * config/i386/x-i386 (driver-i386.o): Update.
7015 * config/i386/x-darwin (host-i386-darwin.o): Update.
7016 * config/i386/x-cygwin (host-cygwin.o): Update.
7017 * config/i386/t-nwld (nwld.o): Update.
7018 * config/i386/t-netware (netware.o): Update.
7019 * config/i386/t-interix (winnt.o): Update.
7020 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
7021 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
7022 msformat-c.o): Update.
7023 * config/bfin/t-bfin-linux (generated_files): Add
7024 linux-sysroot-suffix.h.
7025 * config/arm/t-wince-pe (pe.o): Update.
7026 * config/arm/t-strongarm-pe (pe.o): Update.
7027 * config/arm/t-pe (pe.o): Update.
7028 * config/arm/t-arm (arm-c.o): Update.
7029 * doc/install.texi (Prerequisites): Require make 3.80.
7030 * Makefile.in: Remove .o targets.
7031 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
7032 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
7033 (simple_generated_h, simple_generated_c): Move earlier.
7034 (generated_files): New variable.
7035 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
7036 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
7037 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
7038 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
7039 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
7040 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
7041 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
7042 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
7043 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
7044 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
7045 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
7046 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
7048 (COMPILE.base, COMPILE): New variables.
7049 (%.o): New pattern rule.
7050 (ALL_HOST_OBJS): New variable.
7051 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
7052 (dummy-checksum.o, cc1-checksum.o): Remove.
7053 (DRIVER_SHLIB): New variable.
7054 (DRIVER_DEFINES): Use it.
7055 (gencondmd.c): Move out of build/.
7056 (s-conditions): Update.
7057 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
7058 (ALL_BUILD_OBJS): Likewise.
7059 (build/%.o): Use BUILDCOMPILE.
7060 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
7061 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
7062 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
7063 build/gencheck.o, build/gencodes.o, build/genconditions.o,
7064 build/genconfig.o, build/genconstants.o, build/genemit.o,
7065 build/genextract.o, build/genflags.o, build/genmddeps.o,
7066 build/genopinit.o, build/genoutput.o, build/genpeep.o,
7067 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
7068 build/gen-protos.o, build/scan.o, build/fix-header.o,
7069 build/scan-decls.o): Simplify.
7070 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
7071 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
7072 prefix.o, toplev.o): Reduce to variable setting.
7073 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
7074 ($(out_object_file), gcc-options.o): New targets.
7075 ($(ALL_HOST_OBJS)): New target. Include dependency files.
7076 * configure: Rebuilt.
7077 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
7078 * doc/sourcebuild.texi (Front End Directory): Document new variable.
7080 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
7082 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
7083 complain when we hit an error, return ERROR_MARK_NODE.
7085 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7087 * config/sh/constraints.md (Pso, Psz): New constraints.
7088 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
7089 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
7091 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7093 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
7094 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
7096 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7098 * config/sh/sh.md (prefetch): Add condition for SH2A target.
7099 (prefetch_sh2a): New.
7101 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7102 Naveen.H.S <naveen.hs@kpitcummins.com>
7104 * config/sh/constraints.md (I28): New constraint.
7105 * config/sh/sh.c (broken_move): Add support for movi20s.
7106 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
7108 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
7109 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7110 Naveen.H.S <naveen.hs@kpitcummins.com>
7112 * config/sh/sh.c (SH_ATTRIBUTES): Define.
7113 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7114 (print_operand): Handle resbank in %@ operand code.
7115 (sh_encode_section_info): New.
7116 (push_regs): Add conditions for resbank.
7117 (sh_expand_epilogue): Likewise.
7118 (sh_insert_attributes): Likewise.
7119 (sh_attribute_table): Likewise.
7120 (sh_handle_resbank_handler_attribute): New.
7121 (sh2a_handle_function_vector_handler_attribute): New.
7122 (sh2a_is_function_vector_call): New.
7123 (sh2a_get_function_vector_number): New.
7124 (sh2a_function_vector_p): New.
7125 (sh_cfun_resbank_handler_p): New.
7126 * config/sh/sh.md (calli): Emit jsr/n if possible.
7127 (calli_tbr_rel): New.
7128 (calli_pcrel): Emit jsr/n if possible.
7129 (return_i): Emit rts/n if possible.
7130 (call_valuei_tbr_rel): New.
7131 (call_valuei_pcrel): Add condition for SH2A target.
7132 (call_value): Likewise.
7133 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
7134 (sh2a_get_function_vector_number): Likewise.
7135 (sh2a_is_function_vector_call): Likewise.
7136 * doc/extend.texi: Document TBR relative addressing of SH2A.
7137 (resbank): Add description for SH2A.
7139 2008-03-24 Richard Guenther <rguenther@suse.de>
7142 * gimplify.c (gimplify_modify_expr): For frontend type-correct
7143 pointer assignments change conversions according to middle-end rules.
7144 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
7145 * configure.ac: Include type checking in yes.
7146 * configure: Regenerate.
7148 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7150 * diagnostic.c (diagnostic_count_diagnostic): Delete.
7151 (diagnostic_report_diagnostic): Update. Handle ICEs here.
7153 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
7155 * gthr-vxworks.h (UNUSED): Define.
7157 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
7159 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
7161 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
7163 * doc/extend.texi (Function Attributes): Add missing comma in the
7164 example of the "alloc_size" attribute.
7166 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
7169 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7171 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7174 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7177 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7178 of the underlying type of a MS bitfield layout to the natural
7179 alignment of the type.
7181 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7183 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7184 to their natural alignment to avoid store forwarding stalls.
7186 2008-03-22 Richard Guenther <rguenther@suse.de>
7188 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
7189 For PHI nodes verify the address is invariant.
7190 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
7191 (get_symbol_constant_value): Use is_gimple_min_invariant.
7192 (maybe_fold_stmt_indirect): Likewise.
7194 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
7196 PR rtl-optimization/33927
7197 * Makefile.in (dse.o): Depend on $(TM_P_H).
7198 * expr.h (extract_low_bits): Declare.
7199 * expmed.c (extract_low_bits): New function.
7200 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
7201 * dse.c: Include tm_p.h.
7202 (find_shift_sequence): Remove the read_reg argument and return the
7203 read value. Emit the instructions instead of returning them.
7204 Iterate on new_mode rather than calculating it each time.
7205 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
7206 source to NEW_MODE and extract_low_bits to convert the shifted
7208 (replace_read): Allow the load and store to have different mode
7209 classes. Use extract_low_bits when SHIFT == 0. Create the shift
7210 or extraction instructions before trying the replacement. Update
7211 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
7213 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7215 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7216 to their natural alignment to avoid store forwarding stalls.
7218 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7221 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
7222 encouraging but not allowing gprs for input;
7223 change the input constraint to !f#r.
7224 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
7226 change the output constraint to !f#r.
7228 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
7231 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
7232 corresponding post-reload splitters.
7233 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
7234 when x87 FP math is selected.
7235 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
7236 New function prototype.
7237 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
7238 unreachable function to ease macroization of insn patterns.
7240 2008-03-21 Martin Jambor <mjambor@suse.cz>
7242 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
7243 reference dumps if ddr is NULL or dependence is unknown.
7245 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7247 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
7248 unsigned extension into account.
7249 (ATOMIC_COMPARE_AND_SWAP): Likewise.
7250 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
7251 Do computations on a scratch register.
7253 2008-03-21 Richard Guenther <rguenther@suse.de>
7255 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7256 Use is_gimple_min_invariant instead of TREE_INVARIANT.
7257 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
7258 * tree-ssa-dom.c (record_equality): Likewise.
7259 * tree-inline.c (copy_body_r): Likewise.
7260 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
7263 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7265 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
7266 as 'delete_unused' argument.
7268 2008-03-20 Richard Guenther <rguenther@suse.de>
7270 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7271 special casing of constant qualifiers.
7272 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
7273 care about them in general.
7274 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
7275 regardless of their type.
7276 (fold_stmt_r): Forcefully fold *& if we end up with that.
7278 2008-03-20 Paul Brook <paul@codesourcery.com>
7280 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
7281 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
7283 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
7285 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
7286 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
7288 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
7290 * common.opt (Wmudflap): New option.
7291 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
7292 (mx_register_decls): Likewise.
7293 (mudflap_finish_file): Likewise.
7294 * doc/invoke.texi: Document -Wno-mudflap.
7296 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
7298 * c-format.c (replace_format_name_to_system_name): New.
7300 (convert_format_name_to_system_name): New.
7301 (decode_format_attr): Add use of convert_format_name_to_system_name.
7302 (format_types_orig): Add gnu_ prefix to names.
7303 (check_format_info_main): Special treating of \0 escaped names for
7304 supporting multi-character format specifiers as I32, I64.
7305 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
7306 (gnu_target_overrides_format_attributes): New.
7307 * c-format.h: Add structure target_ovr_attr to hold
7308 system specific formatter names.
7309 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
7310 msformat-c.o file to c_target_objs and cxx_target_objs.
7311 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7312 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
7313 (TARGET_N_FORMAT_TYPES): New.
7314 * config/i386/msformat-c.c: New.
7315 * config/i386/t-cygming: Add build rule for msformat-c.o.
7316 * doc/extend.texi: Add new format names gnu_* and ms_* and
7318 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7320 2008-03-20 Ira Rosen <irar@il.ibm.com>
7322 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
7323 optimizations turned on under -O3.
7324 (ftree-vectorize): Add that the flag is turned on with -O3.
7326 2008-03-20 Ben Elliston <bje@au.ibm.com>
7328 * regmove.c (try_auto_increment): Fix spelling error in comment.
7329 * final.c (final_scan_insn): Likewise.
7331 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
7334 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
7335 allocator preferences for "y" and "r" class registers.
7336 ("*mov<mode>_internal"): Ditto.
7337 ("*movv2sf_internal_rex64"): Ditto.
7338 ("*movv2sf_internal"): Ditto.
7340 2008-03-19 Michael Matz <matz@suse.de>
7343 * calls.c (expand_call): Check overlap of arguments with call
7344 address for sibcalls.
7346 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7349 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7350 of the underlying type of a MS bitfield layout to the natural
7351 alignment of the type.
7353 2008-03-19 Jan Hubicka <jh@suse.cz>
7356 * toplev.c (decode_d_option): Handle all CPP flags.
7357 * tree-vrp.c: Update tree_pass descriptors.
7358 * regrename.c: Update tree_pass descriptors.
7359 * fwprop.c: Update tree_pass descriptors.
7360 * doc/invoke.texi: Remove documentation of dropped -d? flags.
7361 * tree-into-ssa.c: Update tree_pass descriptors.
7362 * tree-dump.c: Update tree_pass descriptors.
7363 * tree-complex.c: Update tree_pass descriptors.
7364 * tree-dump.h: Update tree_pass descriptors.
7365 * see.c: Update tree_pass descriptors.
7366 * cgraphbuild.c: Update tree_pass descriptors.
7367 * tracer.c: Update tree_pass descriptors.
7368 * tree-loop-distribution.c: Update tree_pass descriptors.
7369 * cgraph.c: Update tree_pass descriptors.
7370 * postreload-gcse.c: Update tree_pass descriptors.
7371 * postreload.c: Update tree_pass descriptors.
7372 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
7373 * tree-tailcall.c: Update tree_pass descriptors.
7374 * tree-pass.h (tree_opt_pass): Rename to ...
7375 (opt_pass) ... this one; add "type" field and remove letter field.
7376 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
7377 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
7378 all_lowering_passes): Update declaration.
7379 * ipa-cp.c: Update tree_pass descriptors.
7380 * final.c: Update tree_pass descriptors.
7381 * omp-low.c: Update tree_pass descriptors.
7382 * tree-ssa-dse.c: Update tree_pass descriptors.
7383 * ipa-reference.c: Update tree_pass descriptors.
7384 * tree-ssa-uncprop.c: Update tree_pass descriptors.
7385 * auto-inc-dec.c: Update tree_pass descriptors.
7386 * reorg.c: Update tree_pass descriptors.
7387 * cgraphunit.c: Update tree_pass descriptors.
7388 * tree-ssa-copyrename.c: Update tree_pass descriptors.
7389 * tree-ssa-ccp.c: Update tree_pass descriptors.
7390 * df-core.c: Update tree_pass descriptors.
7391 * mode-switching.c: Update tree_pass descriptors.
7392 * tree-nomudflap.c: Update tree_pass descriptors.
7393 * modulo-sched.c: Update tree_pass descriptors.
7394 * ipa-pure-const.c: Update tree_pass descriptors.
7395 * cse.c: Update tree_pass descriptors.
7396 * web.c: Update tree_pass descriptors.
7397 * tree-stdarg.c: Update tree_pass descriptors.
7398 * tree-ssa-math-opts.c: Update tree_pass descriptors.
7399 * tree-ssa-dom.c: Update tree_pass descriptors.
7400 * tree-nrv.c: Update tree_pass descriptors.
7401 * tree-ssa-alias.c: Update tree_pass descriptors.
7402 * loop-init.c: Update tree_pass descriptors.
7403 * gimple-low.c: Update tree_pass descriptors.
7404 * ipa-inline.c: Update tree_pass descriptors.
7405 * tree-ssa-sink.c: Update tree_pass descriptors.
7406 * global.c: Update tree_pass descriptors.
7407 * ifcvt.c: Update tree_pass descriptors.
7408 * jump.c: Update tree_pass descriptors.
7409 * predict.c: Update tree_pass descriptors.
7410 * tree-ssa-loop.c: Update tree_pass descriptors.
7411 * recog.c: Update tree_pass descriptors.
7412 * dse.c: Update tree_pass descriptors.
7413 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
7414 * tree-eh.c: Update tree_pass descriptors.
7415 * regmove.c: Update tree_pass descriptors.
7417 * function.c: Update tree_pass descriptors.
7418 * tree-vectorizer.c: Update tree_pass descriptors.
7419 * gcse.c: Update tree_pass descriptors.
7420 * ipa-type-escape.c: Update tree_pass descriptors.
7421 * tree-if-conv.c: Update tree_pass descriptors.
7422 * init-regs.c: Update tree_pass descriptors.
7423 * ipa.c: Update tree_pass descriptors.
7424 * tree-ssa-phiopt.c: Update tree_pass descriptors.
7425 * rtl-factoring.c: Update tree_pass descriptors.
7426 * lower-subreg.c: Update tree_pass descriptors.
7427 * bt-load.c: Update tree_pass descriptors.
7428 * tree-dfa.c: Update tree_pass descriptors.
7429 * except.c: Update tree_pass descriptors.
7430 * emit-rtl.c: Update tree_pass descriptors.
7431 * cfgexpand.c: Update tree_pass descriptors.
7432 * tree-cfgcleanup.c: Update tree_pass descriptors.
7433 * cfgcleanup.c: Update tree_pass descriptors.
7434 * tree-ssa-pre.c: Update tree_pass descriptors.
7435 * tree-sra.c: Update tree_pass descriptors.
7436 * tree-mudflap.c: Update tree_pass descriptors.
7437 * tree-ssa-copy.c: Update tree_pass descriptors.
7438 * cfglayout.c: Update tree_pass descriptors.
7439 * tree-ssa-forwprop.c: Update tree_pass descriptors.
7440 * tree-ssa-dce.c: Update tree_pass descriptors.
7441 * tree-ssa.c: Update tree_pass descriptors.
7442 * regclass.c: Update tree_pass descriptors.
7443 * integrate.c: Update tree_pass descriptors.
7444 * tree-optimize.c: Update tree_pass descriptors.
7445 * tree-ssa-phiprop.c: Update tree_pass descriptors.
7446 * tree-object-size.c: Update tree_pass descriptors.
7447 * combine.c: Update tree_pass descriptors.
7448 * tree-outof-ssa.c: Update tree_pass descriptors.
7449 * bb-reorder.c: Update tree_pass descriptors.
7450 * stack-ptr-mod.c: Update tree_pass descriptors.
7451 * var-tracking.c: Update tree_pass descriptors.
7452 * tree-profile.c: Update tree_pass descriptors.
7453 * tree-vect-generic.c: Update tree_pass descriptors.
7454 * reg-stack.c: Update tree_pass descriptors.
7455 * sched-rgn.c: Update tree_pass descriptors.
7456 * tree-ssa-structalias.c: Update tree_pass descriptors.
7457 * tree-cfg.c: Update tree_pass descriptors.
7458 * passes.c (current_pass): Update declaration.
7459 (finish_optimization_passes): Update.
7460 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
7461 (register_one_dump_file, register_dump_files_1, next_pass_1):
7463 (init_optimization_passes): Update handling of new types.
7464 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
7465 * ipa-struct-reorg.c: Update tree_pass descriptors.
7466 * tree-ssa-reassoc.c: Update tree_pass descriptors.
7467 * combine-stack-adj.c: Update tree_pass descriptors.
7468 * cfgrtl.c: Update tree_pass descriptors.
7469 * dce.c: Update tree_pass descriptors.
7470 * tree-ssanames.c: Update tree_pass descriptors.
7472 2008-03-19 Richard Guenther <rguenther@suse.de>
7475 * tree-ssa.c (walk_data): New structure.
7476 (warn_uninitialized_var): If not always_executed warn with "maybe"
7478 (execute_early_warn_uninitialized): Compute post-dominators.
7479 Initialize always_executed before processing each basic block.
7481 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7484 * config/i386/i386.c (x86_this_parameter): Calculate correct location
7485 of "this" pointer when "regparm = N" or "fastcall" is in effect.
7487 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7489 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
7491 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
7493 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
7495 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
7496 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
7497 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
7498 target after ignore has been set, and move there also the commputation
7499 of subtarget and original_target.
7500 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
7501 (LANG_HOOKS_INITIALIZER): Remove it.
7502 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
7504 2008-03-18 Richard Guenther <rguenther@suse.de>
7506 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
7507 found an expression with constants, note that in the VN for the lhs.
7508 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
7509 fold them to constants if possible. Run cleanup_cfg if done so.
7510 (execute_pre): Return todo.
7512 (execute_fre): Likewise.
7513 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
7515 (get_prop_source_stmt): Look through pointer conversions.
7517 2008-03-18 Jan Hubicka <jh@suse.cz>
7519 * tree-pretty-print.c: Include predict.h.
7520 (dump_generic_node): Dump predictor.
7521 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
7522 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
7523 * gimple-low.c (lower_stmt): Likewise.
7524 * expr.c (expand_expr_real): Likewise.
7525 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
7527 (build_predict_expr, build_predict_expr): New.
7528 * predict.h (predictor_name, build_predict_expr): Update.
7529 * c-typeck.c (c_finish_bc_stmt): Add prediction.
7530 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
7531 * predict.def (PRED_CONTINUE): Update hitrate.
7532 * tree.def (PREDICT_EXPR): Define.
7533 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
7534 do not handle BIND_EXPR.
7535 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
7536 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
7537 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
7540 2008-03-18 Michael Matz <matz@suse.de>
7542 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
7544 2008-03-18 Richard Guenther <rguenther@suse.de>
7546 * tree-gimple.h (is_gimple_invariant_address): Declare.
7547 (is_gimple_constant): Likewise.
7548 * tree-gimple.c (is_gimple_constant): New function.
7549 (is_gimple_invariant_address): Likewise.
7550 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
7551 and is_gimple_invariant_address.
7552 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
7554 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
7555 an addressable base.
7557 2008-03-18 Jakub Jelinek <jakub@redhat.com>
7560 * gimplify.c (gimplify_expr): Gimplify second operand of
7563 2008-03-17 Richard Guenther <rguenther@suse.de>
7565 PR tree-optimization/19637
7566 * fold-const.c (fold_unary): Remove restrictions of removing
7567 intermediate pointer-conversions (P2)(P1)P0.
7568 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
7569 conversion to void pointer.
7570 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
7572 2008-03-16 James E. Wilson <wilson@tuliptree.org>
7575 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
7576 emulated thread local variables.
7578 2008-03-16 Richard Guenther <rguenther@suse.de>
7581 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
7582 expand TREE_INVARIANT operations that are not gimple invariant.
7584 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
7586 * doc/extend.texi (Alignment): Say that the ABI controls
7587 the __alignof__ for non-strict-alignment targets rather
7588 than being a recommendation.
7590 2008-03-15 Paul Brook <paul@codesourcery.com>
7592 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
7594 (arm_output_fn_unwind): Mark functions that can not be unwound.
7596 2008-03-15 Paul Brook <paul@codesourcery.com>
7598 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
7599 extension instructions.
7601 2008-03-15 Richard Guenther <rguenther@suse.de>
7603 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
7604 and fold constant aggregate refs.
7605 (fold_const_aggregate_ref): Handle string constants
7606 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
7607 (evaluate_stmt): Simplify now that ccp_fold folds constant
7610 2008-03-15 Paul Brook <paul@codesourcery.com>
7612 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
7613 (extzv): Use gen_extzv_t2.
7614 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
7616 2008-03-15 Richard Guenther <rguenther@suse.de>
7618 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
7619 (fold_const_aggregate_ref): Likewise.
7620 (get_value): Return NULL if we don't have any values.
7621 (ccp_finalize): Set const_val to NULL after freeing it.
7622 * tree-flow.h (get_symbol_constant_value): Declare.
7623 (fold_const_aggregate_ref): Likewise.
7624 * tree-ssa-sccvn.c (try_to_simplify): Use them.
7626 2008-03-15 Richard Guenther <rguenther@suse.de>
7629 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
7630 to not produce negative array indices if not allowed. Add
7631 parameter to indicate that.
7632 (maybe_fold_offset_to_component_ref): Allow negative array
7633 indices only for the first member of a structure.
7634 (maybe_fold_offset_to_reference): Allow negative array indices.
7635 (maybe_fold_stmt_addition): Likewise.
7637 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
7638 Anatoly Sokolov <aesok@post.ru>
7640 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
7641 (avr_arch): Add ARCH_AVR6.
7642 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
7643 (initial_elimination_offset): Initialize and use 'avr_pc_size'
7644 instead of fixed value 2.
7645 (print_operand_address): Use gs() asm specifier instead of pm().
7646 (avr_assemble_integer): (Ditto.).
7647 (avr_output_addr_vec_elt): (Ditto.).
7648 (print_operand): Handle "!" code.
7649 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
7650 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
7651 (AVR_HAVE_EIJMP_EICALL): Define.
7652 (AVR_3_BYTE_PC): Redefine.
7653 (AVR_2_BYTE_PC): (Ditto.).
7654 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
7655 (LINK_SPEC): Add atmega2560 and atmega2561.
7656 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
7658 * config/avr/avr.md (call_insn): Use eicall instead of icall
7659 for 3 byte PC devices.
7660 (call_value_insn): (Ditto.).
7661 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
7662 (indirect_jump): Use only for for 2 byte PC devices.
7663 (*tablejump): (Ditto.).
7664 (*indirect_jump_avr6): Add insn.
7665 (*tablejump_rjmp): Don't use for 3 byte PC devices.
7666 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
7667 instead of ijmp for 3 byte PC devices.
7668 (__tablejump2__): (Ditto.).
7669 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
7670 (MULITLIB_DIRNAMES): (Ditto.).
7671 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
7673 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
7675 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
7676 "sse2_umulsidi3". Use V1DI mode for operand 0.
7677 ("mmx_psadbw"): Use V1DI mode for operand 0.
7678 * config/i386/i386-modes.def (V1SI): New vector mode.
7679 * config/i386/i386.c (struct builtin_description)
7680 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
7681 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
7682 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
7683 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
7684 v1di_ftype_v8qi_v8qi type.
7685 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
7687 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
7688 __builtin_ia32_pmuludq]: Fix the mode of return value.
7690 2008-03-15 Richard Guenther <rguenther@suse.de>
7693 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
7696 2008-03-14 Bob Wilson <bob.wilson@acm.org>
7698 * doc/invoke.texi (Option Summary, Xtensa Options): Document
7699 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
7700 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
7701 unless TARGET_SERIALIZE_VOLATILE is enabled.
7702 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
7703 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
7704 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
7706 2008-03-14 Richard Guenther <rguenther@suse.de>
7708 PR tree-optimization/34172
7709 * tree-flow.h (refs_may_alias_p): Declare.
7710 (get_single_def_stmt): Likewise.
7711 (get_single_def_stmt_from_phi): Likewise.
7712 (get_single_def_stmt_with_phi): Likewise.
7713 * tree-dfa.c (refs_may_alias_p): New function.
7714 (get_single_def_stmt): Likewise.
7715 (get_single_def_stmt_from_phi): Likewise.
7716 (get_single_def_stmt_with_phi): Likewise.
7717 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
7718 (vn_reference_lookup_1): New helper function.
7719 (vn_reference_lookup): Walk the virtual use-def chain to
7720 continue searching for a match if the def does not alias the
7721 reference we are looking for.
7723 2008-03-14 David Edelsohn <edelsohn@gnu.org>
7725 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
7726 archive and Perzl. Update The Written Word listing.
7728 2008-03-14 Richard Guenther <rguenther@suse.de>
7730 PR tree-optimization/34043
7731 PR tree-optimization/33989
7732 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
7734 (bitmap_find_leader): Use extra argument to verify dominance
7735 relationship inside a basic-block.
7736 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
7737 (find_leader_in_sets): Adjust.
7738 (create_component_ref_by_pieces): Take extra argument for
7739 dominance check, handle lookup failures.
7740 (find_or_generate_expression): Likewise.
7741 (create_expression_by_pieces): Likewise.
7742 (insert_into_preds_of_block): Adjust.
7743 (create_value_expr_from): If asked for, verify all operands
7744 are in the blocks AVAIL_OUT set.
7745 (make_values_for_stmt): Check for SSA_NAMEs that are life
7746 over an abnormal edge.
7747 (compute_avail): Remove such check.
7748 (do_SCCVN_insertion): New function.
7749 (eliminate): If we do not find a leader suitable for replacement
7750 insert a replacement expression from SCCVN if available.
7751 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
7752 (struct vn_ssa_aux): Add needs_insertion flag.
7753 * tree-ssa-sccvn.c (may_insert): New global flag.
7754 (copy_reference_ops_from_ref): Value-number union member access
7755 based on its size, not type and member if insertion is allowed.
7756 (visit_reference_op_load): For a weak match from union type
7757 punning lookup a view-converted value and insert a SSA_NAME
7758 for that value if that is not found.
7759 (visit_use): Make dumps shorter. Do not disallow value numbering
7760 SSA_NAMEs that are life over an abnormal edge to constants.
7761 (free_scc_vn): Release inserted SSA_NAMEs.
7762 (run_scc_vn): New flag to specify whether insertion is allowed.
7763 Process SSA_NAMEs in forward order.
7764 * tree-ssa-loop-im.c (for_each_index): Handle invariant
7765 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
7766 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
7767 pointer type to/from integral types that do not change the
7768 precision to regular conversions.
7770 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7772 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7773 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7774 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
7775 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
7776 input arguments and the mode of return value. Built-in functions
7777 that operate on whole 64-bit MMX register now use V1DI mode.
7779 2008-03-13 Alon Dayan <alond@il.ibm.com>
7780 Olga Golovanevsky <olga@il.ibm.com>
7782 PR tree-optimization/35041
7783 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
7784 to locate the right position in a statement.
7786 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7790 * config/i386/xmmintrin.h: Change all static inline functions to
7791 extern inline and add __gnu_inline__ attribute.
7792 * config/i386/bmintrin.h: Ditto.
7793 * config/i386/smmintrin.h: Ditto.
7794 * config/i386/tmmintrin.h: Ditto.
7795 * config/i386/mmintrin-common.h: Ditto.
7796 * config/i386/ammintrin.h: Ditto.
7797 * config/i386/emmintrin.h: Ditto.
7798 * config/i386/pmmintrin.h: Ditto.
7799 * config/i386/mmintrin.h: Ditto.
7800 * config/i386/mm3dnow.h: Ditto.
7802 2008-03-13 Jakub Jelinek <jakub@redhat.com>
7805 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
7806 (lower_omp_2): New function.
7807 (lower_omp_1, lower_omp): Rewritten.
7809 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
7812 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
7813 with the phrase "Microsoft Windows compilers".
7814 (Push/Pop Macro Pragmas): New subsection. Document
7815 #pragma push_macro and pragma pop_macro.
7817 2008-03-12 Paul Brook <paul@codesourcery.com>
7819 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
7821 2008-03-12 Paul Brook <paul@codesourcery.com>
7823 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
7824 (thumb2_alusi3_short): Exclude PLUS and MINUS.
7825 (thumb2_addsi_shortim): Rename ...
7826 (thumb2_addsi_short): ... to this. Allow register operands.
7827 (thumb2_subsi_short): New pattern.
7828 (thumb2_one_cmplsi2_short,
7829 thumb2_negsi2_short): New patterns and peepholes.
7831 2008-03-12 Paul Brook <paul@codesourcery.com>
7833 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
7835 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
7837 * config/i386/i386.md (int_cond): New code iterator.
7839 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
7840 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
7841 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
7842 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
7843 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
7844 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
7845 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
7846 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
7848 2008-03-12 Paul Brook <paul@codesourcery.com>
7850 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
7851 instead of {arm,thumb}_compute_save_reg_mask.
7852 (output_return_instruction): Ditto.
7853 (thumb_unexpanded_epilogue): Ditto.
7854 (thumb1_expand_prologue): Ditto.
7855 (thumb1_output_function_prologue): Ditto.
7856 (arm_set_return_address): Ditto.
7857 (thumb_set_return_address): Ditto.
7858 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
7859 regs to achieve stack alignment.
7860 (thumb1_compute_save_reg_mask): Fix compiler warning.
7861 (arm_output_epilogue): Use offsets->saved_regs_mask.
7862 Adjust stack pointer by poping call clobered registers.
7863 (arm_expand_prologue): Use offsets->saved_regs_mask.
7864 Adjust stack pointer by pushing extra registers.
7865 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
7867 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
7870 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
7871 conversion to the operands of a multiplication.
7873 2008-03-12 Richard Guenther <rguenther@suse.de>
7875 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
7876 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
7877 * timevar.def (TV_TREE_PHIPROP): Add.
7878 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
7879 pass description. Use TV_TREE_PHIPROP.
7880 * tree-ssa-forwprop.c: Remove phiprop code.
7882 2008-03-12 Jakub Jelinek <jakub@redhat.com>
7885 * omp-low.c (maybe_lookup_decl): Constify first argument.
7886 (use_pointer_for_field): Change last argument from bool to
7887 omp_context *. Disallow shared copy-in/out in nested
7888 parallel if decl is shared in outer parallel too.
7889 (build_outer_var_ref, scan_sharing_clauses,
7890 lower_rec_input_clauses, lower_copyprivate_clauses,
7891 lower_send_clauses, lower_send_shared_vars): Adjust callers.
7893 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
7894 Ira Rosen <irar@il.ibm.com>
7896 * tree-vectorizer.c (free_stmt_vec_info): New function.
7897 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
7898 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
7899 * tree-vectorizer.h (free_stmt_vec_info): Declare.
7900 * tree-vect-transform.c (vectorizable_conversion): Free
7901 vec_oprnds0 if it was allocated.
7902 (vect_permute_store_chain): Remove unused VECs.
7903 (vectorizable_store): Free VECs that are allocated in the..
7905 (vect_transform_strided_load, vectorizable_load): Likewise.
7906 (vect_remove_stores): Simplify the code.
7907 (vect_transform_loop): Move code to vect_remove_stores().
7908 Call vect_remove_stores() and free_stmt_vec_info().
7910 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7912 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
7913 TARGET_HPUX. Revise comment.
7914 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
7915 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
7916 Use sr4 variant of `be' instruction when not generating PIC code.
7917 (attr_length_call): Adjust for above change.
7919 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7921 * ipa-reference.c (static_execute): Remove module_statics_const and
7922 associated setting code.
7924 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7927 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
7928 predicate for operand 1.
7929 (paritysi2_cmp): Use register_operand predicate for operand 2.
7930 Use earlyclobber modifier for operand 1. Remove support for
7932 (paritydi2_cmp): Use register_operand predicate for operand 3.
7933 Use earlyclobber modifier for operand 1. Remove support for
7936 2008-03-11 Paul Brook <paul@codesourcery.com>
7937 Vladimir Prus <vladimir@codesourcery.com>
7939 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
7940 (arm_compute_save_reg0_reg12_mask): Always
7941 check if register 11 must be saved. Always safe hard frame pointer
7942 when frame_pointer_needeed.
7943 (arm_compute_save_reg_mask): Save IP and PC
7944 only with apcs frames.
7945 (arm_output_epilogue): Adjust Thumb2 codepath to
7946 be also invoked and work for ARM non-apcs frames.
7947 (arm_expand_prologue): Don't bother saving IP
7948 for non-apcs frame, since it's not clobbered by
7949 prologue code. Implement non-apcs frame
7952 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7954 PR rtl-optimization/35281
7955 * expr.c (convert_move): Use a new pseudo for the intermediate
7956 from_mode->word_mode result.
7958 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7960 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
7961 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
7962 * toplev.c (compile_file): Don't call it.
7964 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7967 * expr.c (store_expr): Call emit_block_move if the mode
7968 of "temp" RTX is BLKmode.
7970 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7971 Richard Guenther <rguenther@suse.de>
7973 PR tree-optimization/31358
7974 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
7975 the step with a NULL_TREE.
7976 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
7977 to sizetype if type is a pointer type.
7978 (add_candidate_1): Don't convert the base and step to
7979 the generic type if the orginal type is a pointer type.
7980 (add_iv_value_candidates): Use sizetype for the step
7981 if type is a pointer type.
7982 (cand_value_at): Likewise.
7983 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7985 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
7986 Don't convert the tem affine to the type.
7987 (add_elt_to_tree): Use sizetype for the step if a pointer.
7988 Use POINTER_PLUS_EXPR for pointers.
7989 (aff_combination_to_tree): Use sizetype for the step if a
7992 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
7994 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
7995 Remove commutativity hint.
7997 2008-03-10 Jakub Jelinek <jakub@redhat.com>
8001 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
8002 errorneous type. Check that v is a VAR_DECL.
8005 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
8007 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
8009 PR tree-optimization/35494
8010 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
8011 may be overriden at link and run time.
8013 2008-03-10 Richard Guenther <rguenther@suse.de>
8015 PR tree-optimization/34677
8016 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
8017 (poolify_tree): Likewise.
8018 (modify_expr_template): Likewise.
8019 (poolify_modify_stmt): Likewise.
8020 (insert_fake_stores): Handle all component-ref style stores
8021 in addition to INDIRECT_REF. Also handle complex types.
8022 Do not poolify the inserted load.
8023 (realify_fake_stores): Do not rebuild the tree but only
8024 make it a SSA_NAME copy.
8025 (init_pre): Remove initialzation of modify_expr_template.
8026 Do not allocate modify_expr_node_pool.
8027 (fini_pre): Do not free modify_expr_node_pool.
8029 2008-03-10 Paul Brook <paul@codesourcery.com>
8031 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
8034 2008-03-10 Paul Brook <paul@codesourcery.com>
8035 Mark Shinwell <shinwell@codesourcery.com>
8037 * config/arm/cortex-r4.md: New.
8038 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
8040 * config/arm/arm.md: Include cortex-r4.md.
8041 (insn): Add smmls, sdiv and udiv values.
8042 (generic_sched): Don't use generic scheduling for Cortex-R4.
8043 (arm_issue_rate): New function.
8044 (TARGET_SCHED_ISSUE_RATE): Define.
8046 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
8048 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
8050 2008-03-10 Richard Guenther <rguenther@suse.de>
8052 * tree-ssa-pre.c (get_sccvn_value): Simplify.
8053 (compute_avail): Do not add stmt uses to AVAIL_OUT.
8055 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
8057 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
8058 Set default to true.
8060 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8062 * c.opt (Wsynth): Deprecate.
8063 * doc/invoke.texi (Option Summary, Warning Options): Document
8064 -Wno-format-contains-nul.
8066 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
8069 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
8070 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
8072 2008-03-09 Ira Rosen <irar@il.ibm.com>
8074 * config/rs6000/rs6000.c (builtin_description): Rename vector
8075 left shift operations.
8076 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
8077 (altivec_vsl<VI_char>): Rename to ...
8078 (ashl<mode>3): ... new name.
8079 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
8081 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
8083 2008-03-08 Richard Guenther <rguenther@suse.de>
8085 * coverage.h (tree_coverage_counter_addr): Declare.
8086 * coverage.c (tree_coverage_counter_addr): New function.
8087 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
8089 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
8090 (tree_gen_one_value_profiler): Likewise.
8091 (tree_gen_ic_profiler): Likewise.
8092 (tree_gen_average_profiler): Likewise.
8093 (tree_gen_ior_profiler): Likewise.
8095 2008-03-08 Richard Guenther <rguenther@suse.de>
8097 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
8098 (vn_binary_op_insert): Likewise.
8099 (vn_unary_op_lookup): Likewise.
8100 (vn_unary_op_insert): Likewise.
8101 (vn_nary_op_lookup): Declare.
8102 (vn_nary_op_insert): Likewise.
8103 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
8104 and binary hashes, use a single obstack for unary_op_pool
8106 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
8107 a single struct vn_nary_op_s. Store tree code length and
8108 a variable number of operands.
8109 (struct vn_reference_op_struct): Remove unused op2.
8110 (vn_reference_op_eq): Do not compare op2.
8111 (vn_reference_op_compute_hash): Do not compute hash of op2.
8112 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
8113 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
8114 with vn_nary_op_compute_hash.
8115 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
8116 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
8118 (vn_unary_op_insert, vn_binary_op_insert): Replace with
8120 (visit_unary_op): Call nary functions.
8121 (visit_binary_op): Likewise.
8122 (process_scc): Adjust for struct vn_tables_s changes.
8123 (allocate_vn_table): Likewise.
8124 (free_vn_table): Likewise.
8125 * tree-vn.c (vn_add): Call nary functions.
8126 (vn_lookup): Likewise.
8128 2008-03-08 Jakub Jelinek <jakub@redhat.com>
8131 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
8132 wdst back after sync_compare_and_swapqhi_internal.
8134 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
8137 * config/i386/i386-modes.def (V1DI): New vector mode.
8138 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
8139 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
8140 (MMXMODE248): Ditto.
8141 (MMXMODE): Add V1DI mode.
8142 (mmxvecsize): Change DI mode to V1DI mode.
8143 ("mov<mode>): Use MMXMODEI8 mode iterator.
8144 ("*mov<mode>_internal_rex64"): Ditto.
8145 ("*mov<mode>_internal"): Ditto.
8146 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
8147 ("mmx_sub<mode>3"): Ditto.
8148 ("mmx_adddi3"): Remove insn pattern.
8149 ("mmx_subdi3"): Ditto.
8150 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
8151 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
8152 ("mmx_ashl<mode>3"): Ditto.
8153 ("mmx_lshrdi3"): Remove insn pattern.
8154 ("mmx_ashldi3"): Ditto.
8155 * config/i386/i386.c (classify_argument): Handle V1DImode.
8156 (function_arg_advance_32): Ditto.
8157 (function_arg_32): Ditto.
8158 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
8159 mmx_addv1di3 insn pattern.
8160 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
8161 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
8162 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
8163 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
8164 Remove definitions of built-in functions.
8165 (V1DI_type_node): New node.
8166 (v1di_ftype_v1di_int): Ditto.
8167 (v1di_ftype_v1di_v1di): Ditto.
8168 (v2si_ftype_v2si_si): Ditto.
8169 (v4hi_ftype_v4hi_di): Remove node.
8170 (v2si_ftype_v2si_di): Ditto.
8171 (ix86_init_mmx_sse_builtins): Handle V1DImode.
8172 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
8173 Redefine builtins using def_builtin_const with *_ftype_*_int node.
8174 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
8175 Add new builtins using def_builtin_const.
8176 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
8177 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
8178 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
8179 * config/i386/mmintrin.h (__v1di): New typedef.
8180 (_mm_add_si64): Cast arguments to __v1di type.
8181 (_mm_sub_si64): Ditto.
8182 (_mm_sll_pi16): Cast __count to __v4hi type.
8183 (_mm_sll_pi32): Cast __count to __v2si type.
8184 (_mm_sll_si64): Cast arguments to __v1di type.
8185 (_mm_srl_pi16): Cast __count to __v4hi type.
8186 (_mm_srl_pi32): Cast __count to __v2si type.
8187 (_mm_srl_si64): Cast arguments to __v1di type.
8188 (_mm_sra_pi16): Cast __count to __v4hi type.
8189 (_mm_sra_pi32): Cast __count to __v2si type.
8190 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
8191 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
8192 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
8193 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
8194 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
8195 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
8196 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
8197 (_mm_srai_pi32): Use __builtin_ia32_psradi.
8198 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
8199 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8200 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8201 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
8203 2008-03-07 Joseph Myers <joseph@codesourcery.com>
8205 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
8207 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
8210 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
8211 reg+const addressing for Altivec modes. Don't generate reg+reg
8212 addressing for TFmode or TDmode quantities.
8214 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
8216 * c-common.c (vector_types_convertible_p): Call langhook
8217 instead of comptypes.
8219 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8222 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
8223 integral and scalar float variables which have a
8226 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
8228 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
8229 dwarf_register_span hook when emitting unwind information for
8230 register-to-memory saves.
8231 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
8232 (rs6000_frame_related): Remove call to spe_synthesize_frame.
8234 2008-03-06 Jakub Jelinek <jakub@redhat.com>
8236 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
8237 for the same VAR_DECL.
8239 2008-03-06 Tom Tromey <tromey@redhat.com>
8242 * doc/standards.texi (Standards): Don't mention treelang.
8243 * doc/invoke.texi (Overall Options): Don't mention treelang.
8244 * doc/install.texi (Prerequisites): Don't mention bison or
8246 (Configuration): Don't mention treelang.
8247 (Building): Likewise.
8248 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
8250 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
8252 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
8253 word-extractions out of a multi-word object.
8255 2008-03-06 Richard Guenther <rguenther@suse.de>
8257 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
8258 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
8259 result type and precision.
8260 * expr.c (get_inner_reference): Set unsignedp based on the result
8261 type of BIT_FIELD_REF.
8262 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
8263 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
8264 (try_instantiate_multiple_fields): Likewise. Use the correct type
8266 (sra_build_assignment): Likewise.
8267 (sra_build_elt_assignment): Likewise.
8268 (sra_explode_bitfield_assignment): Likewise.
8269 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
8270 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
8271 set BIT_FIELD_REF_UNSIGNED.
8272 (vectorizable_load): Likewise.
8274 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
8276 * cse.c (cse_extended_basic_block): Invalidate artificial defs
8279 2008-03-06 Richard Guenther <rguenther@suse.de>
8281 * alias.c (struct alias_set_entry): Move has_zero_child field
8282 to pack with alias_set.
8284 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8286 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8289 2008-03-05 Ian Lance Taylor <iant@google.com>
8291 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
8293 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8295 * fwprop.c (update_df): Support width and offset parameters of
8297 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
8298 global_conflicts): Change DF_REF_EXTRACT to either
8299 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8300 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8301 * df-scan.c (df_ref_record, df_defs_record,
8302 df_ref_create_structure, df_def_record_1, df_uses_record,
8303 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
8304 df_bb_refs_collect, df_entry_block_defs_collect,
8305 df_exit_block_uses_collect): Support new width and offset fields.
8306 (ref_extract_pool): New storage pool.
8307 (df_free_ref): New function.
8308 (df_reg_chain_unlink, df_free_collection_rec,
8309 df_sort_and_compress_refs): Call df_free_ref.
8310 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
8312 (df_ref_create_structure): Allocate df_ref_extract if offset and
8313 width fields are used.
8314 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
8315 (df_uses_record): Get offset and width from ZERO_EXTRACT
8317 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
8318 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8319 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8320 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
8321 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8322 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8323 (df_ref_extract): New structure.
8324 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
8325 (df_ref_create): Add width and offset parameters.
8327 2008-03-05 Richard Guenther <rguenther@suse.de>
8329 * tree-ssa-structalias.c (get_constraint_for_component_ref):
8330 Use ranges_overlap_p.
8331 (offset_overlaps_with_access): Rename
8332 to ranges_overlap_p and move ...
8333 * tree-flow-inline.h (ranges_overlap_p): ... here.
8335 * tree.h (get_inner_reference, handled_component_p): Update
8338 * tree.h (record_component_aliases, get_alias_set,
8339 alias_sets_conflict_p, alias_sets_must_conflict_p,
8340 objects_must_conflict_p): Move declarations ...
8341 * alias.h (record_component_aliases, get_alias_set,
8342 alias_sets_conflict_p, alias_sets_must_conflict_p,
8343 objects_must_conflict_p): ... here.
8344 Include coretypes.h.
8345 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
8347 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
8349 * cfg.c: Include tree-flow.h.
8350 (remove_edge_raw): Call redirect_edge_var_map_clear.
8351 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
8352 * tree-flow-inline.h (redirect_edge_var_map_def): New.
8353 (redirect_edge_var_map_result): New.
8354 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
8355 PENDING_STMT use with redirect_edge_var_map_*.
8356 * tree-ssa.c (edge_var_maps): New definition.
8357 (redirect_edge_var_map_add): New.
8358 (redirect_edge_var_map_clear): New.
8359 (redirect_edge_var_map_dup): New.
8360 (redirect_edge_var_map_vector): New.
8361 (redirect_edge_var_map_destroy): New.
8362 (ssa_redirect_edge): Replace PENDING_STMT use with
8363 redirect_edge_var_map_*.
8364 (flush_pending_stmts): Same.
8365 (delete_tree_ssa): Destroy edge var map.
8366 * tree-flow.h (struct _edge_var_map): New.
8367 Define edge_var_map vector type.
8368 Declare redirect_edge_var_map_* prototypes.
8369 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
8370 * tree-cfg.c (reinstall_phi_args): Replace
8371 PENDING_STMT use with redirect_edge_var_map_*.
8373 2008-03-05 Richard Guenther <rguenther@suse.de>
8375 PR tree-optimization/35472
8376 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
8377 whose single use_stmt has a overlapping set of loaded and
8378 stored symbols as that use_stmt might be a noop assignment then.
8380 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8382 * gthr-rtems.h: Implement __gthread_mutex_destroy.
8384 2008-03-05 Richard Guenther <rguenther@suse.de>
8387 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
8388 should be constants.
8389 * tree-cfg.c (verify_expr): Verify it.
8390 * fold-const.c (fold_truthop): Remove code generating
8391 BIT_FIELD_REFs of structure bases.
8392 (fold_binary): Likewise.
8393 (fold_ternary): Position and size of BIT_FIELD_REFs are
8394 always host integers.
8395 (make_bit_field_ref): Remove.
8396 (optimize_bit_field_compare): Remove.
8397 (all_ones_mask_p): Remove.
8399 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
8402 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
8403 (split_block_and_df_analyze): New. Split basic block and rebuild
8405 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
8407 (split_pattern_seq): Likewise.
8408 (erase_matching_seqs): Likewise.
8409 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
8411 2008-03-04 Geoff Keating <geoffk@apple.com>
8413 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
8414 declaration and code.
8415 (tree_invalid_nonnegative_warnv_p): Likewise.
8417 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8419 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
8420 examples. Truncate option-names then causing overfull hbox.
8422 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8425 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
8427 * configure: Rebuilt.
8429 2008-03-04 Rafael Espindola <espindola@google.com>
8431 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
8432 (tree_unary_nonnegative_warnv_p): New.
8433 (tree_binary_nonnegative_warnv_p): New.
8434 (tree_single_nonnegative_warnv_p): New.
8435 (tree_invalid_nonnegative_warnv_p): New.
8436 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
8438 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8441 * opts.c (handle_option): Postpone 'unknown option' errors only for
8444 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
8447 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
8450 2008-03-04 Rafael Espindola <espindola@google.com>
8452 * fold-const.c (tree_unary_nonzero_warnv_p): New.
8453 (tree_binary_nonzero_warnv_p): New.
8454 (tree_single_nonzero_warnv_p): New.
8455 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
8457 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
8460 * fold-const.c (fold_cond_expr_with_comparison): Prevent
8461 transformations for modes that have signed zeros.
8462 * ifcvt.c (noce_try_abs): Ditto.
8464 2008-03-04 Joseph Myers <joseph@codesourcery.com>
8466 * config/i386/i386.c (override_options): Force
8467 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
8469 2008-03-04 Jan Hubicka <jh@suse.cz>
8472 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
8475 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8477 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
8478 label to probe the stack.
8480 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8482 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
8483 (__gthr_win32_mutex_destroy): Declare.
8484 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
8485 __gthr_win32_mutex_destroy.
8486 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
8488 2008-03-03 Jan Hubicka <jh@suse.cz>
8491 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
8492 aggressive on inlining cold calls.
8494 2008-03-03 Richard Guenther <rguenther@suse.de>
8496 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
8497 struct copies into the expression table.
8498 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
8499 (try_to_simplify): Likewise.
8500 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
8501 integral and pointer arguments which do not change the
8502 precision to NOP_EXPRs.
8503 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
8504 VIEW_CONVERT_EXPR case.
8506 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
8508 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
8509 defined in a loop at depth 0 is invariant.
8510 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8511 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
8512 be called at loop depth 0.
8514 2008-03-02 Jakub Jelinek <jakub@redhat.com>
8517 * gcc.c (process_command): Update copyright notice dates.
8518 * gcov.c (print_version): Likewise.
8519 * gcov-dump.c (print_version): Likewise.
8520 * mips-tfile.c (main): Likewise.
8521 * mips-tdump.c (main): Likewise.
8523 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8526 * c-common.c (flag_permissive): Delete.
8527 (constant_expression_warnings): Check flags first.
8528 (constant_expression_error): New.
8529 * c-common.h (flag_permissive): Delete.
8530 (constant_expression_error): Declare.
8531 * flags.h (flag_permissive): Declare. Update description.
8532 * diagnostic.c (pedwarn): Update.
8534 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
8535 (permissive_error_kind): New.
8536 * toplev.c (flag_permissive): Define. Update description.
8537 * toplev.h (permissive_error_kind): Declare.
8538 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
8539 (pedwarn_c90): Use pedantic_warning_kind.
8540 * c-opts.c (c_common_post_options): flag_permissive does not affect
8541 flag_pedantic_errors.
8543 2008-03-02 Joseph Myers <joseph@codesourcery.com>
8545 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
8546 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
8547 __absvsi2, __absvDI2): Use unsigned arithmetic.
8549 2008-03-02 Andi Kleen <ak@suse.de>
8550 Richard Guenther <rguenther@suse.de>
8552 * struct-equiv.c: Remove file.
8553 * cfg_cleanup.c (condjump_equiv_p): Remove.
8554 * Makefile.in (OBJS-common): Remove struct-equiv.o.
8555 (struct-equiv.o): Remove rule.
8556 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
8557 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
8558 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
8560 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8562 * ifcvt.c (noce_process_if_block): Try to handle only the then
8563 block if the else block exists but isn't suitable.
8565 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8568 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
8569 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
8570 regression from previous patch.
8572 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8575 * gthr.h: Add __gthread_mutex_destroy as a function that must be
8577 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
8578 * gthr-single.h (__gthread_mutex_destroy): Likewise.
8579 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
8580 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
8581 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
8582 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
8583 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
8584 (__gthread_mutex_destroy_function): Rename to
8585 __gthread_mutex_destroy.
8586 * gthr-dce.h (__gthread_mutex_destroy): Call
8587 pthread_mutex_destroy.
8588 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
8589 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
8590 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
8592 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8594 * df-scan.c (df_ref_chain_change_bb): Simplify.
8595 (df_insn_change_bb): Add new_bb argument. Simplify. Call
8596 set_block_for_insn if there's any change.
8597 * df.h ((df_insn_change_bb): Fix prototype.
8598 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
8599 df_insn_change_bb, don't call set_block_for_insn.
8600 * emit-rtl.c (reorder_insns): Likewise.
8601 * haifa-sched.c (move_insn): Likewise.
8603 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8605 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
8607 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8609 * tree-flow-inline.h (next_readonly_imm_use): Return
8610 NULL_USE_OPERAND_P after the end.
8612 2008-03-01 Richard Guenther <rguenther@suse.de>
8614 PR tree-optimization/35411
8615 * tree-sra.c (sra_build_assignment): Split conversion to
8616 final type to a separate statement if we are not assigning
8619 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8621 * fold-const.c (fold_convertible_p): Correct the logic to follow
8622 that in fold_convert().
8624 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
8627 * tree-inline.c (build_duplicate_type): When we make a
8628 duplicate type, make it unique in the canonical types system.
8630 2008-02-29 Tom Tromey <tromey@redhat.com>
8632 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
8633 input_file_stack_history, input_file_stack_restored): Remove.
8634 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8635 * input.h (struct file_stack): Remove.
8636 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8637 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
8639 * diagnostic.h (struct diagnostic_context) <last_module>: Change
8641 (diagnostic_last_module_changed): Add 'map' argument.
8642 (diagnostic_set_last_function): Likewise.
8643 * diagnostic.c (undiagnostic_report_current_module): Iterate using
8644 line map, not input_file_stack.
8645 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
8647 2008-02-29 Paul Brook <paul@codesourcery.com>
8649 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
8651 2008-02-29 Paul Brook <paul@codesourcery.com>
8653 * config/arm/ieee754-df.S (muldf3): Use RET macros.
8655 2008-02-29 Richard Guenther <rguenther@suse.de>
8657 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
8659 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
8660 value for comparing for a store match.
8661 (simplify_unary_expression): Do nothing for SSA_NAMEs.
8662 (try_to_simplify): Do not do a full-blown reference lookup.
8664 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8666 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
8667 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8669 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
8671 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
8673 * tree-loop-linear.c (try_interchange_loops): Compare memory access
8674 strides against cache sizes.
8676 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8678 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
8681 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
8683 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
8684 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
8685 is smaller than the original promoted value.
8686 (simplify_subreg): If OP is a SUBREG, try to preserve its
8687 SUBREG_PROMOTED_VAR_P information.
8689 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
8691 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
8692 (VN_INFO_GET): Allocate new objects on the obstack.
8693 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
8694 for rpo_numbers_temp, for consistency.
8695 (free_scc_vn): Free the obstack.
8697 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
8699 * doc/invoke.texi: Document -ftree-loop-distribution.
8700 * tree-loop-distribution.c: New.
8701 * tree-pass.h (pass_loop_distribution): New.
8702 * graphds.h (struct graph): Add htab_t indices.
8703 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
8704 * tree-vectorizer.c (rename_variables_in_loop): Extern.
8705 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
8706 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
8707 * tree-data-ref.c (debug_data_dependence_relations): New.
8708 (dump_data_dependence_relation): Also print data references.
8709 (free_data_ref): Extern.
8710 (same_access_functions): Moved...
8711 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
8712 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8713 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
8714 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
8715 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
8716 (stmts_from_loop): Skip LABEL_EXPR.
8717 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
8719 (build_rdg): Initialize rdg->indices htab.
8720 (free_rdg, stores_from_loop, ref_base_address,
8721 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
8722 have_similar_memory_accesses_1, ref_base_address_1,
8723 remove_similar_memory_refs): New.
8724 * tree-data-ref.h: Depend on tree-chrec.h.
8725 (debug_data_dependence_relations, free_data_ref): Declared.
8726 (same_access_functions): ... here.
8727 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
8729 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
8730 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
8731 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
8732 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8733 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
8734 rdg_vertex_for_stmt): Declared.
8735 (struct rdg_edge): Add level.
8737 (free_rdg, stores_from_loop, remove_similar_memory_refs,
8738 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
8740 (rdg_has_similar_memory_accesses): New.
8741 * tree-vect-analyze.c: Remove unused static decls.
8742 * lambda.h (dependence_level): New.
8743 * common.opt (ftree-loop-distribution): New.
8744 * tree-flow.h (mark_virtual_ops_in_bb,
8745 slpeel_tree_duplicate_loop_to_edge_cfg,
8746 rename_variables_in_loop): Declared.
8747 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
8748 (OBJS-common): Add tree-loop-distribution.o.
8749 (tree-loop-distribution.o): New rule.
8750 * tree-cfg.c (mark_virtual_ops_in_bb): New.
8751 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
8752 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
8754 2008-02-28 Joseph Myers <joseph@codesourcery.com>
8757 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
8758 other than structures and unions.
8760 2008-02-28 Richard Guenther <rguenther@suse.de>
8763 2008-02-26 Richard Guenther <rguenther@suse.de>
8765 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8766 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8767 (lookup_decl_from_uid): Declare.
8768 (remove_decl_from_map): Likewise.
8769 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8770 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8771 (decl_for_uid_map): New global hashtable mapping DECL_UID
8773 (init_ttree): Allocate it.
8774 (insert_decl_to_uid_decl_map): New helper function.
8775 (make_node_stat): Insert new decls into the map.
8776 (copy_node_stat): Likewise.
8777 (lookup_decl_from_uid): New function.
8778 (remove_decl_from_map): Likewise.
8779 (print_decl_for_uid_map_statistics): New helper.
8780 (dump_tree_statistics): Call it.
8782 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8783 (referenced_var_iterator): Adjust.
8784 (FOR_EACH_REFERENCED_VAR): Adjust.
8785 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8786 (num_referenced_vars): Adjust.
8787 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8788 (first_referenced_var): Remove.
8789 (end_referenced_vars_p): Likewise.
8790 (next_referenced_var): Likewise.
8791 (referenced_var_iterator_set): New helper function.
8792 * tree-dfa.c (referenced_var_lookup): Adjust.
8793 (referenced_var_check_and_insert): Likewise.
8794 (remove_referenced_var): Likewise.
8795 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8796 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8797 (verify_call_clobbering): Likewise.
8798 (verify_memory_partitions): Likewise.
8799 (init_tree_ssa): Allocate bitmap instead of hashtable for
8801 (delete_tree_ssa): Adjust.
8802 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8803 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8804 (compute_tag_properties): Likewise.
8805 (set_initial_properties): Likewise.
8806 (find_partition_for): Likewise.
8807 (update_reference_counts): Likewise.
8808 (dump_may_aliases_for): Likewise.
8809 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8810 (add_call_clobber_ops): Likewise.
8811 (add_call_read_ops): Likewise.
8812 (get_asm_expr_operands): Likewise.
8813 * tree-into-ssa.c (dump_decl_set): Likewise.
8814 (update_ssa): Likewise.
8815 * tree-sra.c (scan_function): Likewise.
8816 (decide_instantiations): Likewise.
8817 (scalarize_parms): Likewise.
8818 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8819 (dsa_named_for): Likewise.
8820 * tree-ssa-structalias.c (update_alias_info): Likewise.
8821 (merge_smts_into): Likewise.
8823 2008-02-27 David Daney <ddaney@avtrex.com>
8826 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
8827 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
8828 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
8829 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
8830 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
8832 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
8835 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
8836 (BUILT_IN_NEXTTOWARD): Remove.
8837 (BUILT_IN_NEXTTOWARDF): Ditto.
8838 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
8839 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
8841 2008-02-27 Tom Tromey <tromey@redhat.com>
8843 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
8844 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
8846 2008-02-27 Jan Beulich <jbeulich@novell.com>
8848 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
8849 update the respective field on newdecl.
8851 2008-02-27 Revital Eres <eres@il.ibm.com>
8853 PR rtl-optimization/34999
8854 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
8855 crossing edges that ends with a call insn.
8856 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
8857 call insn and clear the EDGE_CROSSING flag of the crossing edge
8858 when fixing fallthru edges.
8860 2008-02-27 Richard Guenther <rguenther@suse.de>
8863 * fold-const.c (fold_unary): Return the correct argument,
8864 converted to the result type.
8866 2008-02-27 Richard Guenther <rguenther@suse.de>
8869 * expr.c (expand_expr_real_1): Assert on rotates that operate
8871 * fold-const.c (fold_binary): Use the types precision, not the
8872 bitsize of the mode if folding rotate expressions. Build rotates
8873 only for full modes.
8875 2008-02-27 Jakub Jelinek <jakub@redhat.com>
8877 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
8879 * c-pragma.c (pragma_ns_name): New typedef.
8880 (registered_pp_pragmas): New variable.
8881 (c_pp_lookup_pragma): New function.
8882 (c_register_pragma_1): If flag_preprocess_only, do nothing
8883 for non-expanded pragmas, for expanded ones push pragma's
8884 namespace and name into registered_pp_pragmas vector.
8885 (c_invoke_pragma_handler): Register OpenMP pragmas even when
8886 flag_preprocess_only, don't register GCC pch_preprocess
8887 pragma if flag_preprocess_only.
8888 * c-opts.c (c_common_init): Call init_pragma even if
8889 flag_preprocess_only.
8890 * c-pragma.c (c_pp_lookup_pragma): New prototype.
8891 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
8892 cpp_register_pragma if flag_preprocess_only.
8894 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8897 * c-parser.c (c_parser_translation_unit): Warn for empty
8898 translation unit, not empty source file.
8900 2008-02-26 Paul Brook <paul@codesourcery.com>
8902 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
8903 operand for Thumb-2.
8904 * config/arm/arm.h (reg_class): Add CORE_REGS.
8905 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
8906 (BASE_REG_CLASS): Use CORE_REGS.
8907 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
8908 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
8909 (REGNO_OK_FOR_INDEX_P): Exclude SP.
8910 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
8911 ARM_REGNO_OK_FOR_INDEX_P.
8912 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
8913 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
8914 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
8915 (ldm/stm peepholes): Ditto.
8916 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
8917 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
8918 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
8919 * config/arm/constraints.md: Enable "k" constraint on ARM.
8921 2008-02-27 Ben Elliston <bje@au.ibm.com>
8923 * config/rs6000/rs6000.c: Annotate cache line size field in all
8924 instances of struct processor_costs.
8926 2008-02-26 David Edelsohn <edelsohn@gnu.org>
8928 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
8929 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
8930 jump_bypass): New counters.
8931 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
8932 * dce.c (gate_ud_dce): Same.
8933 (gate_fast_dce): Same.
8934 * dse.c (gate_dse1): New function.
8935 (gate_dse2): New function.
8936 (gate_dse): Merge results of new gate functions.
8937 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
8938 (gate_handle_jump_bypass): Add dbg_cnt.
8939 (gate_handle_gcse): Add dbg_cnt.
8940 * ifcvt.c (gate_handle_if_conversion): Same.
8941 (gate_handle_if_after_combine): Same.
8942 (gate_handle_if_after_reload): Same.
8943 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
8945 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
8947 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
8949 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
8951 2008-02-26 Jason Merrill <jason@redhat.com>
8954 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
8955 alone if it's the naming decl for the type's main variant.
8957 2008-02-26 Tom Tromey <tromey@redhat.com>
8959 * system.h (USE_MAPPED_LOCATION): Poison.
8960 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
8961 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
8962 (make_goto_expr_edges): Likewise.
8963 (remove_bb): Likewise.
8964 (execute_warn_function_return): Likewise.
8965 * basic-block.h (struct edge_def) <goto_locus>: Change type to
8967 * c-common.c (fname_decl): Remove old location code.
8968 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
8970 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
8972 (ASM_INPUT_SOURCE_LOCATION): Likewise.
8973 (gen_rtx_ASM_INPUT): Likewise.
8974 (gen_rtx_ASM_INPUT_loc): Likewise.
8975 (get_rtx_asm_OPERANDS): Remove.
8976 * cfglayout.c (insn_locators_alloc): Remove old location code.
8977 (set_curr_insn_source_location): Likewise.
8978 (curr_insn_locator): Likewise.
8979 * print-tree.c (print_node): Remove old location code.
8980 * tree-mudflap.c (mf_varname_tree): Remove old location code.
8981 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
8982 * cfgexpand.c (expand_gimple_cond_expr): Don't use
8983 location_from_locus.
8984 (construct_exit_block): Remove old location code.
8985 * emit-rtl.c (force_next_line_note): Remove old location code.
8986 * profile.c (branch_prob): Remove old location code.
8987 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
8988 LOC_LINE): Remove old-location variants.
8989 * langhooks.c (lhd_print_error_function): Remove old location
8991 * configure, config.in: Rebuilt.
8992 * configure.ac (--enable-mapped-location): Remove.
8993 * c-decl.c (c_init_decl_processing): Remove old location code.
8994 (finish_function): Likewise.
8995 * recog.c (decode_asm_operands): Remove old location code.
8996 * c-pch.c (c_common_read_pch): Remove old location code.
8997 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
8999 * gimple-low.c (lower_function_body): Remove old location code.
9000 * toplev.c (unknown_location): Remove.
9001 (push_srcloc): Remove old-location variant.
9002 (process_options): Remove old location code.
9003 (lang_dependent_init): Likewise.
9004 * input.h (UNKNOWN_LOCATION): Move definition.
9005 (location_t): Undeprecate.
9006 (source_locus): Remove.
9007 (location_from_locus): Remove.
9008 (struct location_s): Remove.
9009 Remove all old-location code.
9010 (input_line, input_filename): Remove.
9011 * final.c (final_scan_insn): Remove old location code.
9012 * diagnostic.c (diagnostic_build_prefix): Remove
9013 USE_MAPPED_LOCATION test.
9014 * tree.h (gimple_stmt) <locus>: Now a location_t.
9015 (tree_exp) <locus>: Likewise.
9016 (DECL_IS_BUILTIN): Remove old-location variant.
9017 (annotate_with_file_line, annotate_with_locus): Likewise.
9018 (expr_locus, set_expr_locus): Update.
9019 * tree.c (build1_stat): Remove old location code.
9020 (last_annotated_node): Remove.
9021 (annotate_with_file_line): Remove old-location variant.
9022 (annotate_with_locus): Likewise.
9023 (expr_location): Remove old location code.
9024 (set_expr_location): Likewise.
9025 (expr_has_location): Likewise.
9026 (expr_locus): Likewise.
9027 (set_expr_locus): Likewise.
9028 (expr_filename): Don't use location_from_locus.
9029 (expr_lineno): Likewise.
9030 * rtl-error.c (location_for_asm): Remove old location code.
9031 * c-lex.c (cb_line_change): Remove old location code.
9032 (fe_file_change): Likewise.
9033 (cb_def_pragma): Likewise.
9034 (c_lex_with_flags): Likewise.
9035 * gengtype.c (do_typedef): Don't special-case location types.
9036 (define_location_structures): Remove.
9037 (main): Don't call define_location_structures.
9038 * tree-pretty-print.c (dump_implicit_edges): Remove old location
9041 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9044 * builtins.def (BUILT_IN_STDARG_START): Remove.
9045 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
9046 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9047 * tree-inline.c (inline_forbidden_p_1): Likewise.
9049 2008-02-26 Richard Guenther <rguenther@suse.de>
9051 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9052 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9053 (lookup_decl_from_uid): Declare.
9054 (remove_decl_from_map): Likewise.
9055 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9056 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9057 (decl_for_uid_map): New global hashtable mapping DECL_UID
9059 (init_ttree): Allocate it.
9060 (insert_decl_to_uid_decl_map): New helper function.
9061 (make_node_stat): Insert new decls into the map.
9062 (copy_node_stat): Likewise.
9063 (lookup_decl_from_uid): New function.
9064 (remove_decl_from_map): Likewise.
9065 (print_decl_for_uid_map_statistics): New helper.
9066 (dump_tree_statistics): Call it.
9068 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9069 (referenced_var_iterator): Adjust.
9070 (FOR_EACH_REFERENCED_VAR): Adjust.
9071 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9072 (num_referenced_vars): Adjust.
9073 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9074 (first_referenced_var): Remove.
9075 (end_referenced_vars_p): Likewise.
9076 (next_referenced_var): Likewise.
9077 (referenced_var_iterator_set): New helper function.
9078 * tree-dfa.c (referenced_var_lookup): Adjust.
9079 (referenced_var_check_and_insert): Likewise.
9080 (remove_referenced_var): Likewise.
9081 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9082 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9083 (verify_call_clobbering): Likewise.
9084 (verify_memory_partitions): Likewise.
9085 (init_tree_ssa): Allocate bitmap instead of hashtable for
9087 (delete_tree_ssa): Adjust.
9088 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9089 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9090 (compute_tag_properties): Likewise.
9091 (set_initial_properties): Likewise.
9092 (find_partition_for): Likewise.
9093 (update_reference_counts): Likewise.
9094 (dump_may_aliases_for): Likewise.
9095 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9096 (add_call_clobber_ops): Likewise.
9097 (add_call_read_ops): Likewise.
9098 (get_asm_expr_operands): Likewise.
9099 * tree-into-ssa.c (dump_decl_set): Likewise.
9100 (update_ssa): Likewise.
9101 * tree-sra.c (scan_function): Likewise.
9102 (decide_instantiations): Likewise.
9103 (scalarize_parms): Likewise.
9104 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9105 (dsa_named_for): Likewise.
9106 * tree-ssa-structalias.c (update_alias_info): Likewise.
9107 (merge_smts_into): Likewise.
9109 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9112 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
9113 * c-opts.c (c_common_handle_option): Wall enables
9114 Wvolatile-register-var.
9115 * common.opt: Move Wvolatile-register-var to...
9118 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9120 * common.opt (Wlarger-than=): New.
9121 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
9123 * opts.c (common_handle_option): Handle -Wlarger-than=.
9124 * optc-gen.awk: Likewise.
9125 * opth-gen.awk: Likewise.
9126 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
9127 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9129 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9131 * c-common.c (match_case_to_enum_1): Add appropriate
9132 OPT_W* parameter to warning.
9133 (c_do_switch_warnings): Likewise.
9134 * c-typeck.c (warning_init): Add one more parameter following
9136 (push_init_level): Update call to warning_init.
9137 (pop_init_level): Likewise.
9138 (add_pending_init): Likewise.
9139 (output_init_element: Likewise.
9141 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9144 * toplev.c (toplev_main): If there are warnings or error, print
9145 errors for ignored options.
9146 * opts.c (ignored_options): New static variable.
9147 (postpone_unknown_option_error): New.
9148 (print_ignored_options): New.
9149 (handle_option): Postpone errors for unknown -Wno-* options.
9150 * opts.h (print_ignored_options): Declare.
9152 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
9154 * config/mips/mips.md (loadgp_blockage, blockage): Change type
9157 2008-02-25 Richard Guenther <rguenther@suse.de>
9160 2008-02-25 Richard Guenther <rguenther@suse.de>
9162 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9163 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9164 (lookup_decl_from_uid): Declare.
9165 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9166 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9167 (decl_for_uid_map): New global hashtable mapping DECL_UID
9169 (init_ttree): Allocate it.
9170 (insert_decl_to_uid_decl_map): New helper function.
9171 (make_node_stat): Insert new decls into the map.
9172 (copy_node_stat): Likewise.
9173 (lookup_decl_from_uid): New function.
9174 (print_decl_for_uid_map_statistics): New helper.
9175 (dump_tree_statistics): Call it.
9177 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9178 (referenced_var_iterator): Adjust.
9179 (FOR_EACH_REFERENCED_VAR): Adjust.
9180 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9181 (num_referenced_vars): Adjust.
9182 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9183 (first_referenced_var): Remove.
9184 (end_referenced_vars_p): Likewise.
9185 (next_referenced_var): Likewise.
9186 (referenced_var_iterator_set): New helper function.
9187 * tree-dfa.c (referenced_var_lookup): Adjust.
9188 (referenced_var_check_and_insert): Likewise.
9189 (remove_referenced_var): Likewise.
9190 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9191 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9192 (verify_call_clobbering): Likewise.
9193 (verify_memory_partitions): Likewise.
9194 (init_tree_ssa): Allocate bitmap instead of hashtable for
9196 (delete_tree_ssa): Adjust.
9197 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9198 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9199 (compute_tag_properties): Likewise.
9200 (set_initial_properties): Likewise.
9201 (find_partition_for): Likewise.
9202 (update_reference_counts): Likewise.
9203 (dump_may_aliases_for): Likewise.
9204 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9205 (add_call_clobber_ops): Likewise.
9206 (add_call_read_ops): Likewise.
9207 (get_asm_expr_operands): Likewise.
9208 * tree-into-ssa.c (dump_decl_set): Likewise.
9209 (update_ssa): Likewise.
9210 * tree-sra.c (scan_function): Likewise.
9211 (decide_instantiations): Likewise.
9212 (scalarize_parms): Likewise.
9213 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9214 (dsa_named_for): Likewise.
9215 * tree-ssa-structalias.c (update_alias_info): Likewise.
9216 (merge_smts_into): Likewise.
9218 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9221 * doc/invoke.texi (-fcx-limited-range): Document new option.
9222 * toplev.c (process_options): Handle -fcx-fortran-rules.
9223 * common.opt: Add documentation for -fcx-fortran-rules.
9225 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9228 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
9229 actual behaviour and C99.
9231 2008-02-26 Ben Elliston <bje@au.ibm.com>
9233 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
9234 (ASM_CPU_POWER6_SPEC): Likewise.
9235 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
9236 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
9237 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
9239 2008-02-25 Richard Guenther <rguenther@suse.de>
9241 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9242 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9243 (lookup_decl_from_uid): Declare.
9244 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9245 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9246 (decl_for_uid_map): New global hashtable mapping DECL_UID
9248 (init_ttree): Allocate it.
9249 (insert_decl_to_uid_decl_map): New helper function.
9250 (make_node_stat): Insert new decls into the map.
9251 (copy_node_stat): Likewise.
9252 (lookup_decl_from_uid): New function.
9253 (print_decl_for_uid_map_statistics): New helper.
9254 (dump_tree_statistics): Call it.
9256 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9257 (referenced_var_iterator): Adjust.
9258 (FOR_EACH_REFERENCED_VAR): Adjust.
9259 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9260 (num_referenced_vars): Adjust.
9261 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9262 (first_referenced_var): Remove.
9263 (end_referenced_vars_p): Likewise.
9264 (next_referenced_var): Likewise.
9265 (referenced_var_iterator_set): New helper function.
9266 * tree-dfa.c (referenced_var_lookup): Adjust.
9267 (referenced_var_check_and_insert): Likewise.
9268 (remove_referenced_var): Likewise.
9269 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9270 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9271 (verify_call_clobbering): Likewise.
9272 (verify_memory_partitions): Likewise.
9273 (init_tree_ssa): Allocate bitmap instead of hashtable for
9275 (delete_tree_ssa): Adjust.
9276 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9277 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9278 (compute_tag_properties): Likewise.
9279 (set_initial_properties): Likewise.
9280 (find_partition_for): Likewise.
9281 (update_reference_counts): Likewise.
9282 (dump_may_aliases_for): Likewise.
9283 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9284 (add_call_clobber_ops): Likewise.
9285 (add_call_read_ops): Likewise.
9286 (get_asm_expr_operands): Likewise.
9287 * tree-into-ssa.c (dump_decl_set): Likewise.
9288 (update_ssa): Likewise.
9289 * tree-sra.c (scan_function): Likewise.
9290 (decide_instantiations): Likewise.
9291 (scalarize_parms): Likewise.
9292 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9293 (dsa_named_for): Likewise.
9294 * tree-ssa-structalias.c (update_alias_info): Likewise.
9295 (merge_smts_into): Likewise.
9297 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
9300 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
9301 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
9302 * alias.h (nonoverlapping_memrefs_p): Likewise.
9304 2008-02-25 Jan Beulich <jbeulich@novell.com>
9306 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
9307 * config/i386/netware-libgcc.exp: Add __bswap?i2,
9308 __emultls_get_address, __emultls_register_common,
9309 __floatundi?f, and _Unwind_GetIPInfo.
9310 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
9311 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
9312 (gen_regparm_prefix): Likewise.
9313 (i386_nlm_encode_section_info): Sync with
9314 config/i386/winnt.c:i386_pe_encode_section_info().
9315 (i386_nlm_maybe_mangle_decl_assembler_name): New.
9316 i386_nlm_mangle_decl_assembler_name): New.
9317 (netware_override_options): New.
9318 * config/i386/netware.h (netware_override_options): Declare.
9319 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
9320 (i386_nlm_mangle_decl_assembler_name): Declare.
9321 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
9323 2008-02-25 Ben Elliston <bje@au.ibm.com>
9326 * c-decl.c (grokdeclarator): Remove unused local variables
9327 `typedef_type' and `type_as_written'.
9329 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9330 unused local variable `has_hot_blocks'.
9331 (fix_crossing_conditional_branches): Remove unused local variable
9334 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
9337 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
9338 using DEF_C99_BUILTIN.
9339 (BUILT_IN_NANF): Ditto.
9340 (BUILT_IN_NANL): Ditto.
9342 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
9343 Revital Eres <eres@il.ibm.com>
9345 * modulo-sched.c (calculate_must_precede_follow): Address TODO
9346 regarding the order of two dependent insns in the same row.
9348 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
9350 * stor-layout.c (layout_decl): Do not bump the alignment of a
9351 bit-field to more than byte alignment if it is packed.
9353 2008-02-24 David Edelsohn <edelsohn@gnu.org>
9355 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
9358 2008-02-24 Diego Novillo <dnovillo@google.com>
9360 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
9363 * tree-vrp.c (vrp_evaluate_conditional): With
9364 -Wtype-limits, emit a warning when comparing against a
9365 constant outside the natural range of OP0's type.
9366 * c.opt (Wtype-limits): Move ...
9367 * common.opt (Wtype-limits): ... here.
9369 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
9371 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
9372 * config/rs6000/e300c2c3.md: New file.
9373 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9375 (rs6000_override_options): Add e300c2 and e300c3 cases to
9376 processor_target_table. Do not allow usage of Altivec or Spe
9377 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
9378 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
9379 * config/rs6000/rs6000.h (processor_type): Add
9380 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
9381 (ASM_CPU_SPEC): Add e300c2 and e300c3.
9382 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
9383 and ppce300c3. Include e300c2c3.md.
9385 2008-02-23 David Edelsohn <edelsohn@gnu.org>
9387 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
9388 instead of TARGET_STRICT_ALIGN.
9390 2008-02-23 Joseph Myers <joseph@codesourcery.com>
9392 * explow.c (memory_address): Assert that the generated address is
9395 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9398 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
9399 * config/darwin-ppc-ldouble-patch.def: New file.
9400 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
9401 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
9402 SUBTARGET_INIT_BUILTINS if defined.
9403 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
9406 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9409 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
9410 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
9412 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9415 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
9416 file" warning condtional on -Winvalid-PCH.
9418 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
9420 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
9422 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
9426 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
9427 prevent reload from using MMX registers.
9428 (*mov<mode>_internal): Ditto.
9429 (*movv2sf_internal_rex64): Ditto.
9430 (*movv2sf_internal): Ditto.
9432 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9434 PR documentation/31569
9435 * doc/install.texi2html: Use makeinfo --no-number-sections.
9437 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9439 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
9440 ensure that we can address an entire entity > 8 bytes. Don't
9441 generate reg+reg addressing for such data.
9443 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9445 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
9446 strings when optimizing for size, unless the target cares about
9449 2008-02-22 Tom Tromey <tromey@redhat.com>
9451 * regclass.c (current_pass): Remove declaration.
9453 2008-02-22 Anatoly Sokolov <aesok@post.ru>
9455 * config/avr/libgcc.S (__RAMPZ__): Define.
9456 (__do_copy_data): Add for devices with 128KB code memory.
9458 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9460 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9462 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
9464 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
9466 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
9469 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9472 * c-typeck.c (build_binary_op): Warn about floating point
9473 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
9475 2008-02-21 Janis Johnson <janis187@us.ibm.com>
9478 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
9479 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
9481 (rs6000_override_options): Set altivec_abi as default, not override,
9482 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
9483 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
9484 is used; use new member spe_abi.
9485 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
9486 spe_abi and altivec_abi.
9488 2008-02-22 Tomas Bily <tbily@suse.cz>
9490 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
9492 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9495 * config.build (build_file_translate): Set to `CMD //c' only if
9497 * Makefile.in (build_file_translate): Improve comment.
9499 2008-02-21 Jan Hubicka <jh@suse.cz>
9501 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
9502 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
9503 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
9505 2008-02-21 Michael Matz <matz@suse.de>
9508 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
9510 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
9512 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
9513 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
9515 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
9516 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
9517 SSE_VEC_FLOAT_MODE_P as insn constraint.
9518 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
9519 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
9520 sse4a_movntdf using MODEF mode iterator.
9521 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
9522 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
9523 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
9524 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
9525 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
9526 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
9527 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
9529 2008-02-21 Richard Guenther <rguenther@suse.de>
9531 * tree.def (PAREN_EXPR): New tree code.
9532 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
9534 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
9535 * expr.c (expand_expr_real_1): Likewise.
9536 * tree-inline.c (estimate_num_insns_1): Likewise.
9537 * tree-complex.c (expand_complex_move): Likewise.
9538 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
9541 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9544 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
9546 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9549 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
9551 * config/sh/sh.c (find_barrier): Don't go past
9552 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
9554 2008-02-20 DJ Delorie <dj@redhat.com>
9556 * config/h8300/h8300.md (insv): Force source operand to be a register.
9558 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
9559 as a jump, not as a plain insn.
9561 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
9563 * doc/invoke.texi (Warning Options): Add new option
9564 -Wframe-larger-than=.
9565 (-Wframe-larger-than): Document.
9567 * flags.h (warn_frame_larger_than, frame_larger_than_size):
9568 Add declarations for new option variables.
9570 * final.c (final_start_function): Check the frame size
9571 before emission and issue a Wframe-larger-than warning.
9573 * opts.c (warn_frame_larger_than, frame_larger_than_size):
9574 Add definitions for new option variables.
9575 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
9577 * common.opt (Wframe-larger-than=): New option.
9579 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9581 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
9582 (<sse>_div<mode>3): Ditto.
9583 (<sse>_vmdiv<mode>3): Ditto.
9584 (<sse>_vmsqrt<mode>2): Ditto.
9585 (*smax<mode>3): Ditto.
9586 (sse5_frcz<mode>2): Ditto.
9587 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
9590 2008-02-20 Richard Guenther <rguenther@suse.de>
9593 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
9594 be happy with INTEGRAL_TYPE_P.
9596 2008-02-20 Richard Guenther <rguenther@suse.de>
9598 * fold-const.c (split_tree): Associate floatig-point expressions
9599 if flag_associative_math is set.
9601 2008-02-20 Richard Guenther <rguenther@suse.de>
9603 * tree.h (fold_real_zero_addition_p): Declare.
9604 * fold-const.c (fold_real_zero_addition_p): Export.
9605 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
9606 floating-point operations with zero and one.
9608 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
9610 * doc/install.texi: Correct references to CFLAGS, replacing them
9611 with BOOT_CFLAGS. Document flags used during bootstrap for
9614 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9616 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
9617 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
9618 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
9620 (smin<mode>3): Ditto from similar patterns.
9621 (smax<mode>3): Ditto.
9622 (*ieee_smin<mode>3): Ditto.
9623 (*ieee_smax<mode>3): Ditto.
9624 * config/i386/sse.md (sse): New mode attribute.
9625 (mov<mode>): Macroize expander from movv4sf and movv2df using
9626 SSEMODEF2P mode iterator.
9627 (<sse>_movnt<mode>): Ditto from similar patterns. Use
9628 SSE_VEC_FLOAT_MODE_P as insn constraint.
9629 (storent<mode>): Ditto.
9630 (storent<mode>): Macroize expander from storentsf and storentdf using
9631 MODEF mode iterator.
9632 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
9633 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
9634 (abs<mode>2): Ditto from similar patterns.
9635 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
9636 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
9637 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
9638 (<sse>_vmsqrt<mode>2): Ditto.
9639 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
9640 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
9641 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
9642 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
9643 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
9644 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
9645 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
9647 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
9648 iterator and SSE_FLOAT_MODE_P as insn constraint.
9649 (<sse>_ucomi): Ditto from similar patterns.
9650 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
9651 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
9652 SSE_VEC_FLOAT_MODE_P as insn constraint.
9653 (vcond<mode>): Ditto from similar patterns.
9654 (and<mode>3, *and<mode>3): Ditto.
9655 (<sse>_nand<mode>3): Ditto.
9656 (ior<mode>3, *ior<mode>3): Ditto.
9657 (xor<mode>3, *xor<mode>3): Ditto.
9658 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
9659 iterator and SSE_FLOAT_MODE_P as insn constraint.
9660 (*nand<mode>3): Ditto from similar patterns.
9661 (*ior<mode>3): Ditto.
9662 (*xor<mode>3): Ditto.
9664 2008-02-20 Ira Rosen <irar@il.ibm.com>
9666 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
9667 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
9668 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
9670 2008-02-19 Jan Hubicka <jh@suse.cz>
9672 * predict.c (tree_bb_level_predictions): Remove variable next
9673 mistakely introduced by previous commit.
9675 2008-02-19 Jan Hubicka <jh@suse.cz>
9677 * predict.c (predict_paths_leading_to): Rewrite.
9678 (predict_paths_for_bb): New.
9679 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
9681 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9684 * Makefile.in (build_file_translate): New.
9685 (gcc-vers.texi): Use it for translating $(abs_srcdir).
9686 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
9687 * configure.ac (build_file_translate): Substitute it.
9688 * configure: Regenerate.
9690 2008-02-19 Jan Hubicka <jh@suse.cz>
9692 PR rtl-optimization/34408
9693 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
9696 2008-02-19 Jan Hubicka <jh@suse.cz>
9699 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
9702 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
9705 * config/i386/i386-modes.def: Revert the last DI alignment
9706 change until Ada people can look into it.
9708 2008-02-19 Nick Clifton <nickc@redhat.com>
9710 * opts.c (print_specific_help): Fix typo in --help text.
9712 2008-02-19 Jakub Jelinek <jakub@redhat.com>
9715 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
9716 32-bit inline asm without asm alternatives for host GCC < 3.0.
9718 2008-02-19 Richard Guenther <rguenther@suse.de>
9720 PR tree-optimization/34989
9721 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
9722 Allow propagation to INDIRECT_REF if we can simplify only.
9724 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9726 * c-common.c (warn_for_collisions_1): Use appropriate option when
9729 2008-02-19 Nick Clifton <nickc@redhat.com>
9732 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
9733 (handle_options): Fix indentation.
9734 (print_filtered_help): If no language-specific options were
9735 displayed tell the user how to list all the options supported by
9736 the language's front-end.
9737 (print_specific_help): Fix indentation and remove duplicate line.
9738 (common_handle_option): Handle the -v option.
9739 For --help enable the display of undocumented options if the -v
9740 switch has been included on the command line.
9741 For --help= check for overlaps in the arguments between the option
9742 classes and the language names and issue a warning when they
9743 cannot be disambiguated.
9744 * c.opt (v): Pass on to the common option handler.
9746 2008-02-19 Revital Eres <eres@il.ibm.com>
9748 * modulo-sched.c (sms_schedule): Change dump message when
9749 create_ddg function fails.
9750 (try_scheduling_node_in_cycle): Rename row to cycle.
9751 (print_partial_schedule): Rename CYCLE to ROW.
9753 2008-02-19 Christian Bruel <christian.bruel@st.com>
9754 Zdenek Dvorak <ook@ucw.cz>
9756 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
9758 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9761 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
9762 (*x86_movdicc_0_m1_se): Ditto.
9764 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9766 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
9767 (CMPtype): Define as __gcc_CMPtype.
9768 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
9769 (CMPtype): Define as __gcc_CMPtype.
9771 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
9773 Support valgrind 3.3 for --enable-checking=valgrind.
9774 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
9776 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
9777 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
9778 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
9779 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
9780 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
9781 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
9782 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
9784 * ggc-zone.c: Similar.
9785 * ggc-page.c: Similar.
9787 2008-02-19 Paul Brook <paul@codesourcery.com>
9790 * config/arm/ieee754-df.S: Fix do_it typo.
9791 * config/arm/ieee754-sf.S: Fix do_it typo.
9793 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9796 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
9797 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
9798 (OPTION_MASK_ISA_SSE_SET): Likewise.
9799 (OPTION_MASK_ISA_SSE2_SET): Likewise.
9800 (OPTION_MASK_ISA_SSE3_SET): Likewise.
9801 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
9802 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
9803 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
9804 (OPTION_MASK_ISA_SSE4_SET): Likewise.
9805 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
9806 (OPTION_MASK_ISA_SSE5_SET): Likewise.
9807 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
9808 (OPTION_MASK_ISA_MMX_UNSET): Updated.
9809 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
9810 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9811 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9812 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9813 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9814 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9815 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9816 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
9817 (OPTION_MASK_ISA_SSE4): Removed.
9818 (ix86_handle_option): Turn on bits in ix86_isa_flags and
9819 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
9820 (override_options): Don't turn on implied SSE/MMX bits in
9823 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9825 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9828 2008-02-18 Joey Ye <joey.ye@intel.com>
9831 * tree-nested.c (insert_field_into_struct): Set type alignment
9832 to field alignment if the former is less than the latter.
9834 2008-02-18 Jakub Jelinek <jakub@redhat.com>
9836 * BASE-VER: Set to 4.4.0.
9838 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9840 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
9841 * doc/cfg.texi: Likewise.
9842 * doc/extend.texi: Likewise.
9843 * doc/gty.texi: Likewise.
9844 * doc/invoke.texi: Likewise.
9845 * doc/loop.texi: Likewise.
9846 * doc/md.texi: Likewise.
9847 * doc/passes.texi: Likewise.
9848 * doc/rtl.texi: Likewise.
9849 * doc/sourcebuild.texi: Likewise.
9850 * doc/tm.texi: Likewise.
9851 * doc/tree-ssa.texi: Likewise.
9853 2008-02-17 Richard Guenther <rguenther@suse.de>
9856 * tree-complex.c (init_parameter_lattice_values): Handle parameters
9857 without default definition.
9859 2008-02-17 Richard Guenther <rguenther@suse.de>
9861 PR tree-optimization/35231
9862 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
9865 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
9868 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9869 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9870 libgcc_cmp_return mode.
9872 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9875 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
9877 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
9879 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
9882 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9884 * doc/c-tree.texi: Use `@.' where appropriate.
9885 * doc/extend.texi: Likewise.
9886 * doc/install.texi: Likewise.
9887 * doc/invoke.texi: Likewise.
9888 * doc/loop.texi: Likewise.
9889 * doc/makefile.texi: Likewise.
9890 * doc/md.texi: Likewise.
9891 * doc/passes.texi: Likewise.
9892 * doc/standards.texi: Likewise.
9893 * doc/tm.texi: Likewise.
9895 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9898 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
9900 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
9901 rather than in entry_bb.
9903 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9905 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9906 libgcc_cmp_return mode.
9908 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9911 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
9912 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
9914 2008-02-15 Richard Guenther <rguenther@suse.de>
9915 Zdenek Dvorak <ook@ucw.cz>
9917 PR tree-optimization/35164
9918 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
9919 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
9920 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
9921 Only propagate addresses which do not have abnormal SSA_NAMEs
9924 2008-02-15 Joseph Myers <joseph@codesourcery.com>
9927 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
9929 2008-02-15 Jan Hubicka <jh@suse.cz>
9932 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
9934 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9937 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
9938 when calculating alignment_pad.
9940 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9942 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
9943 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
9944 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
9945 and STACK_BOUNDARY define.
9947 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
9949 PR preprocessor/35061
9950 * c-pragma.c (handle_pragma_pop_macro): Check that
9951 pushed_macro_table has been allocated.
9953 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
9956 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
9957 (force_gimple_operand): Likewise.
9958 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
9959 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
9960 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
9961 (find_interesting_uses_address): Check addressability and alignment
9962 of the base expression only after substituting bases of IVs into it.
9964 2008-02-14 Michael Matz <matz@suse.de>
9967 * function.c (instantiate_virtual_regs_in_insn): Reload address
9968 before falling back to reloading the whole operand.
9970 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
9972 * config/s390/s390.c (s390_mainpool_start): Emit the pool
9973 before the first section switch note.
9975 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9977 * doc/bugreport.texi: Update copyright years.
9978 * doc/c-tree.texi: Likewise.
9979 * doc/cfg.texi: Likewise.
9980 * doc/cpp.texi: Likewise.
9981 * doc/cppinternals.texi: Likewise.
9982 * doc/fragments.texi: Likewise.
9983 * doc/frontends.texi: Likewise.
9984 * doc/gcc.texi: Likewise.
9985 * doc/gty.texi: Likewise.
9986 * doc/hostconfig.texi: Likewise.
9987 * doc/implement-c.texi: Likewise.
9988 * doc/libgcc.texi: Likewise.
9989 * doc/loop.texi: Likewise.
9990 * doc/makefile.texi: Likewise.
9991 * doc/options.texi: Likewise.
9992 * doc/passes.texi: Likewise.
9993 * doc/rtl.texi: Likewise.
9994 * doc/sourcebuild.texi: Likewise.
9995 * doc/standards.texi: Likewise.
9996 * doc/tree-ssa.texi: Likewise.
9997 * doc/trouble.texi: Likewise.
9999 * doc/extend.texi: Use @: or add comma where appropriate.
10000 * doc/invoke.texi: Likewise.
10001 * doc/tm.texi: Likewise.
10003 2008-02-14 Alan Modra <amodra@bigpond.net.au>
10006 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
10009 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
10011 * doc/md.texi (clz, ctz): Add reference.
10012 * doc/rtl.texi (clz, ctz): Likewise.
10014 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10017 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
10020 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
10022 * config/s390/s390.c (struct constant_pool): New field
10023 emit_pool_after added.
10024 (s390_mainpool_start): Set the emit_pool_after flag according
10025 to the section switch notes.
10026 (s390_mainpool_finish): Consider emit_pool_after when emitting
10027 the literal pool at the end of the function.
10028 (s390_chunkify_start): Force literal pool splits at section
10031 2008-02-13 Michael Matz <matz@suse.de>
10034 * var-tracking.c (clobber_variable_part): Correctly traverse the
10037 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10040 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
10041 Add -fdump-ipa-inline.
10042 * tree-dump.c (dump_files): Remove tree-inlined dump.
10043 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
10045 2008-02-12 Richard Guenther <rguenther@suse.de>
10047 PR tree-optimization/35171
10048 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
10051 2008-02-12 Richard Guenther <rguenther@suse.de>
10053 PR middle-end/35163
10054 * fold-const.c (fold_widened_comparison): Use get_unwidened in
10055 value-preserving mode. Disallow final truncation.
10057 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
10059 PR middle-end/35136
10060 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
10061 code from here to...
10062 (force_gimple_operand): ...here.
10064 2008-02-12 Jakub Jelinek <jakub@redhat.com>
10067 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
10068 non-compatible pointers.
10069 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
10070 different FIELD_DECLs, try harder by comparing field offsets, sizes
10073 PR inline-asm/35160
10074 * function.c (match_asm_constraints_1): Don't replace the same input
10077 2008-02-12 Anatoly Sokolov <aesok@post.ru>
10079 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
10080 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
10081 (expand_epilogue): Restore RAMPZ register.
10082 * config/avr/avr.md (RAMPZ_ADDR): New constant.
10084 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
10086 * config/i386/cygwin.asm: (__alloca): Correct calling
10087 convention and alignment.
10088 (__chkstk): Force 8 byte stack alignment.
10090 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
10091 Richard Guenther <rguenther@suse.de>
10093 PR tree-optimization/33992
10094 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
10095 the zero we compare against.
10097 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
10099 PR libfortran/35063
10100 * gthr-win32.h (__gthread_mutex_destroy_function): New function
10101 to CloseHandle after unlocking to prevent accumulation of handle
10104 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10106 PR middle_end/34150
10107 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
10108 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
10109 and update LABEL_NUSES during and after reload.
10111 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
10113 PR middle-end/34627
10114 * combine.c (simplify_if_then_else): Make sure the comparison is
10115 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
10117 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
10120 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
10121 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
10122 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
10123 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
10124 * tree.h (get_type_static_bounds): Likewise.
10126 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10128 * doc/invoke.texi (Option Summary, C++ Dialect Options)
10129 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10130 Make -Wfoo language annotations match what the compiler outputs.
10132 2008-02-08 Sa Liu <saliu@de.ibm.com>
10134 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
10135 intrinsics spu_convts, spu_convtu, spu_convtf.
10137 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
10139 * doc/extend.texi (Function Attributes) <noinline>: Mention
10140 asm ("") as method to keep calls.
10142 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10145 * doc/options.texi (Options): Replace references to opts.sh with
10147 * opts-common.c: Likewise.
10148 * optc-gen.awk: Likewise.
10150 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
10152 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
10154 2008-02-07 Richard Henderson <rth@redhat.com>
10157 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
10158 EXPR_LIST for the REG_EQUAL instead of a comparison with a
10161 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
10163 PR tree-optimization/35085
10164 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
10165 for operand entry oe2 in addition to operand entry oe3 in order to
10166 expose more opportunities for vectorizer sum reduction.
10168 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10171 * Makefile.in (LIBS): Remove $(GMPLIBS).
10172 (cc1-dummy, cc1): Add $(GMPLIBS).
10174 2008-02-06 Jan Hubicka <jh@suse.cz>
10177 * i386.md (moddf_integer): Do not produce partial memory stalls for
10178 targets where it hurts.
10180 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
10183 * optabs.c (expand_float): Do not check for decimal modes when
10184 expanding unsigned integer through signed conversion.
10186 2008-02-06 Nick Clifton <nickc@redhat.com>
10188 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
10189 inside the clobber with a match_operand and duplicated operand
10190 number in the constraint.
10191 (ineqbranchsi): Delete redundant comment.
10193 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10195 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
10196 builtin_define ("__USE_INIT_FINI__").
10197 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
10199 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
10201 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10203 PR documentation/30330
10204 * doc/invoke.texi (C++ Dialect Options)
10205 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10206 For each warning option -Wfoo that allows -Wno-foo, ensure both
10207 -Wfoo and -Wno-foo are listed in the option index. Fix index
10208 entry of -Wswitch-default, index -Wnormalized= including the
10209 `=', and -Wlarger-than-@var{len} including @var{len}.
10211 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10213 * config/i386/i386.md (floatunssisf2): Use
10214 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
10215 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
10216 Macroize expander using MODEF mode iterator.
10218 2008-02-05 Diego Novillo <dnovillo@google.com>
10220 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
10223 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
10225 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10228 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
10230 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
10233 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
10234 to indicate if a message should be generated.
10235 (init_cumulative_args): Updated.
10236 (function_value_32): Likewise.
10238 2008-02-05 Joseph Myers <joseph@codesourcery.com>
10240 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
10242 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10245 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
10246 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
10248 2008-02-04 Diego Novillo <dnovillo@google.com>
10250 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
10253 * tree-vrp.c (vrp_evaluate_conditional): With
10254 -Wtype-limits, emit a warning when comparing against a
10255 constant outside the natural range of OP0's type.
10257 2008-02-04 Richard Guenther <rguenther@suse.de>
10259 PR middle-end/33631
10260 * expr.c (count_type_elements): Give for unions instead of
10263 2008-02-04 Richard Guenther <rguenther@suse.de>
10265 PR middle-end/35043
10266 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
10267 to TYPE_DOMAINs base type instead of using bitsizetype here.
10269 2008-02-03 Jason Merrill <jason@redhat.com>
10271 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
10273 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10276 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
10277 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
10278 (RS/6000 and PowerPC Options): Fix typos and markup.
10279 * doc/passes.texi (Tree-SSA passes): Likewise.
10281 2008-02-02 Michael Matz <matz@suse.de>
10284 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
10285 from record_last_reg_set_info.
10286 (record_last_reg_set_info): Take an RTX argument, iterate over all
10287 constituent hardregs.
10288 (record_last_set_info, record_opr_changes): Change calls to
10289 new signature or to record_last_reg_set_info_regno.
10291 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
10293 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
10295 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
10297 PR rtl-optimization/34773
10298 * reg-notes.def (EQUAL): Mention significance of combination of
10299 REG_EQUAL and REG_RETVAL.
10300 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
10301 insn that has a REG_RETVAL.
10303 2008-02-01 Roger Sayle <roger@eyesopen.com>
10306 * configure.ac (--enable-fixed-point): Disable unless explicitly
10308 * configure: Regenerate.
10310 2008-02-01 Richard Guenther <rguenther@suse.de>
10313 * invoke.texi (-finline-limit): Remove no longer true parts
10314 of the documentation. Note that there is no default value.
10316 2008-02-01 Andrew Pinski <pinskia@gmail.com>
10317 Mark Mitchell <mark@codesourcery.com>
10318 Ben Elliston <bje@au.ibm.com>
10321 * doc/extend.texi (Other Builtins): Document.
10323 2008-01-31 Tom Browder <tom.browder@gmail.com>
10325 * doc/c-tree.texi (Types): Fix grammar.
10326 (Expression trees): Ditto.
10327 * doc/passes.texi (Tree-SSA passes): Ditto.
10329 * doc/configterms.texi (Configure Terms): Fix typo.
10330 * doc/cpp.texi (Common Predefined Macros): Ditto.
10331 * doc/md.texi (Machine Constraints): Ditto.
10333 * doc/makefile.texi (Makefile): Add comma.
10335 2008-01-31 Tom Browder <tom.browder@gmail.com>
10336 Gerald Pfeifer <gerald@pfeifer.com>
10338 * doc/sourcebuild.texi (Front End): Remove references to CVS
10339 and CVSROOT/modules.
10340 (Texinfo Manuals): Replace reference to CVS by one to SVN.
10341 (Back End): Remove reference to CVS.
10343 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10346 * config/mips/mips.c (gen_load_const_gp): New function, taking a
10348 (mips16_gp_pseudo_reg): ...here.
10349 * config/mips/mips.md (load_const_gp): Replace with...
10350 (load_const_gp_<mode>): ...this :P-based insn.
10352 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10354 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
10355 options. Minor fixes.
10356 (-std): Move reference to standards closer to where language
10357 standards are first mentioned.
10359 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10361 PR rtl-optimization/34995
10362 * reload.c (alternative_allows_const_pool_ref): Take an rtx
10363 parameter and return a bool. If the rtx parameter is nonnull,
10364 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
10365 (find_reloads): Update call accordingly. Pass the new operand
10366 if it needed no address reloads, otherwise pass null.
10368 2008-01-30 Richard Henderson <rth@redhat.com>
10371 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
10372 for unbounded arrays.
10374 2008-01-30 Silvius Rus <rus@google.com>
10376 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
10378 2008-01-30 Jan Hubicka <jh@suse.cz>
10381 * i386.c (init_cumulative_args): Use real function declaration when
10384 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
10386 PR rtl-optimization/34998
10387 * global.c (build_insn_chain): Treat non-subreg_lowpart
10388 SUBREGs of pseudos as clobbering all the words covered by the
10389 SUBREG, not just all the bytes.
10390 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
10391 original df_ref rather than an extract parameter.
10392 (global_conflicts): Update call accordingly.
10394 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
10396 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
10397 the overflow check to make it easier to read.
10398 (__fixtfdi): Change the type of the ll member in union
10399 long_double to UDItype_x.
10401 2008-01-30 Jakub Jelinek <jakub@redhat.com>
10403 PR middle-end/34969
10404 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
10405 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
10406 * tree-inline.c (fold_marked_statements): Call
10407 cgraph_update_edges_for_call_stmt if folding a call statement.
10408 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
10409 debug_generic_stmt calls, reset it back afterwards.
10412 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
10414 * c-typeck.c (build_external_ref): Don't pedwarn about
10415 static vars in current function's scope.
10417 2008-01-29 Joseph Myers <joseph@codesourcery.com>
10419 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
10421 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
10424 * ipa-struct-reorg.c: Fix spelling.
10425 * params.def: Ditto.
10427 2008-01-29 Richard Guenther <rguenther@suse.de>
10429 PR middle-end/35006
10430 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
10432 * tree-inline.c (remap_type): Increment remapping_type_depth
10433 around remapping types.
10434 (copy_body_r): Only add referenced variables if they are referenced
10435 from code, not types.
10437 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
10448 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
10449 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
10451 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
10454 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
10455 pointer for tiny stack.
10457 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10459 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
10461 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10463 * config/vx-common.h: Fix typo in comment.
10465 2008-01-28 Ian Lance Taylor <iant@google.com>
10469 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
10470 coalesce pointers if they have different DECL_NO_TBAA_P values.
10471 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
10472 between variables with different DECL_NO_TBAA_P values.
10474 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
10477 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
10478 are not legitimate small data references on SPE targets.
10480 2008-01-28 David Daney <ddaney@avtrex.com>
10482 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
10484 2008-01-28 David Daney <ddaney@avtrex.com>
10486 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
10488 2008-01-27 Joseph Myers <joseph@codesourcery.com>
10490 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
10491 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
10492 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
10493 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
10494 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10495 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
10496 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
10497 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
10499 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10501 * basic-block.h (condjump_equiv_p): Fix comment.
10503 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10505 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
10506 print_generic_stmt_indented): Fix comment.
10508 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10510 * configure.ac (__stack_chk_fail): Add detecion for availability
10511 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
10512 * configure: Regenerate.
10514 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
10516 PR middle-end/34688
10517 * final.c (output_addr_const): Handle TRUNCATE.
10519 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
10522 * tree-ssa-loop-ivopts.c (comp_cost): New type.
10523 (zero_cost, infinite_cost): New constants.
10524 (struct cost_pair): Change type of cost to comp_cost.
10525 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
10526 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
10528 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
10529 split_address_cost, ptr_difference_cost, difference_cost,
10530 get_computation_cost_at, get_computation_cost,
10531 determine_use_iv_cost_generic, determine_use_iv_cost_address,
10532 determine_use_iv_cost_condition, determine_use_iv_costs,
10533 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
10534 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
10535 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
10536 Change type of cost to comp_cost.
10537 (determine_iv_cost): Increase cost of non-original ivs, instead
10538 of decreasing the cost of original ones.
10539 (get_address_cost): Indicate the complexity of the addressing mode
10541 (try_add_cand_for): Prefer using ivs not specific to some object.
10542 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
10544 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
10545 Janis Johnson <janis187@us.ibm.com>
10548 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
10549 (TARGET_INSTANTIATE_DECLS): Likewise.
10550 * target.h (expand_to_rtl_hook): New target hook.
10551 (instantiate_decls): Likewise.
10552 * function.c (instantiate_decl): Make non-static. Rename to...
10553 (instantiate_decl_rtl): ... this.
10554 (instantiate_expr): Use instantiate_decl_rtl.
10555 (instantiate_decls_1): Likewise.
10556 (instantiate_decls): Likewise.
10557 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
10558 * function.h (instantiate_decl_rtl): Add prototype.
10559 * cfgexpand.c (target.h): New include.
10560 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
10561 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
10562 (TARGET_INSTANTIATE_DECLS): Likewise.
10563 (TARGET_INITIALIZER): New target hooks added.
10564 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
10566 * config/rs6000/rs6000.c (tree-flow.h): New include.
10567 (machine_function): Add sdmode_stack_slot field.
10568 (rs6000_alloc_sdmode_stack_slot): New function.
10569 (rs6000_instantiate_decls): Likewise.
10570 (rs6000_secondary_memory_needed_rtx): Likewise.
10571 (rs6000_check_sdmode): Likewise.
10572 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
10573 (TARGET_INSTANTIATE_DECLS): Likewise.
10574 (rs6000_hard_regno_mode_ok): Allow SDmode.
10575 (num_insns_constant): Likewise. Handle _Decimal32 constants.
10576 (rs6000_emit_move): Handle SDmode.
10577 (function_arg_advance): Likewise.
10578 (function_arg): Likewise.
10579 (rs6000_gimplify_va_arg): Likewise. Add special handling of
10580 SDmode var args for 32-bit compiles.
10581 (rs6000_secondary_reload_class): Handle SDmode.
10582 (rs6000_output_function_epilogue): Likewise.
10583 (rs6000_function_value): Simplify if statement.
10584 (rs6000_libcall_value): Likewise.
10585 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
10586 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
10587 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
10588 (movsd_hardfloat): New define_insn.
10589 (movsd_softfloat): Likewise.
10590 (movsd_store): Likewise.
10591 (movsd_load): Likewise.
10592 (extendsddd2): Likewise.
10593 (extendsdtd2): Likewise.
10594 (truncddsd2): Likewise.
10595 (movdd_hardfloat64): Fixup comment.
10596 (UNSPEC_MOVSD_LOAD): New constant.
10597 (UNSPEC_MOVSD_STORE): Likewise.
10599 2008-01-26 Jakub Jelinek <jakub@redhat.com>
10602 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
10604 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
10605 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
10606 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
10607 and TRUTH_XOR_EXPR.
10609 2008-01-26 David Edelsohn <edelsohn@gnu.org>
10612 * config.gcc: Separate AIX 5.3 from AIX 6.1.
10613 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10614 __LONGDOUBLE128 too.
10615 * config/rs6000/aix61.h: New file.
10617 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10619 PR rtl-optimization/34959
10620 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
10621 popcount and parity rtxes the same mode as their operand.
10622 Truncate or extend the result to the return value's mode
10625 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10628 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
10629 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
10630 to GOT_VERSION_REGNUM.
10631 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
10632 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
10633 * config/mips/mips.c (mips_emit_call_insn): New function.
10634 (mips_call_tls_get_addr): Call mips_expand_call directly.
10635 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
10637 (mips16_build_call_stub): Likewise. Return the call insn or null.
10638 (mips_expand_call): Update the call to mips16_build_call_stub
10639 accordingly and a remove redundant condition. Assert that MIPS16
10640 stubs do not use lazy binding. Use mips_emit_call_insn and return
10642 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
10644 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
10645 (mips_avoid_hazard): Remove hazard_set handling.
10646 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
10647 (UNSPEC_RESTORE_GP): ...this.
10648 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
10649 (FAKE_CALL_REGNO): Rename to...
10650 (GOT_VERSION_REGNUM): ...this.
10651 (type): Add "ghost" value. Add an associated insn reservation.
10652 (hazard_set): Remove.
10653 (exception_receiver): Rename to...
10654 (restore_gp): ...this and update the unspec identifier accordingly.
10655 (exception_receiver, nonlocal_got_receiver): New expanders.
10656 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
10657 FAKE_CALL_REGNO. Remove hazard_set attribute.
10658 (set_got_version, update_got_version): New patterns.
10660 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
10663 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
10665 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10668 * doc/install.texi2html: Generate gcc-vers.texi.
10670 2008-01-25 DJ Delorie <dj@redhat.com>
10672 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10674 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10676 * config/c4x: Remove directory.
10677 * config.gcc (crx-*, mt-*): Mark obsolete.
10678 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
10679 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
10680 sh-*-rtemscoff*): Remove cases.
10681 * defaults.h (C4X_FLOAT_FORMAT): Remove.
10682 * real.c (encode_c4x_single, decode_c4x_single,
10683 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
10684 c4x_extended_format): Remove.
10685 * real.h (c4x_single_format, c4x_extended_format): Remove.
10686 * doc/extend.texi (interrupt, naked): Remove mention of attributes
10688 (Pragmas): Remove comment about c4x pragmas.
10689 * doc/install.texi (c4x): Remove target-specific instructions.
10690 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
10691 * doc/md.texi (Machine Constraints): Remove C4x documentation.
10692 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
10693 refer to C4x source files as examples.
10694 (C4X_FLOAT_FORMAT): Remove documentation.
10696 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
10698 * config/bfin/bfin.c (override_options): Reorder tests so that
10699 flag_pic gets enabled for -msep-data.
10701 2008-01-25 Richard Guenther <rguenther@suse.de>
10703 PR middle-end/32244
10704 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
10705 to its bitfield precision if required.
10707 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10709 PR middle-end/33880
10710 * tree-nested.c (walk_omp_for): New function.
10711 (convert_nonlocal_reference, convert_local_reference): Call
10712 walk_omp_for on OMP_FOR.
10713 (convert_call_expr): Call walk_body on OMP_FOR's
10714 OMP_FOR_PRE_INIT_BODY.
10716 2008-01-25 Richard Guenther <rguenther@suse.de>
10718 PR tree-optimization/34966
10719 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
10720 default defs and PHI_NODEs we have to insert after the
10721 defining statement.
10723 2008-01-24 Nick Clifton <nickc@redhat.com>
10725 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
10726 Provide a default definition.
10727 (LIBGCC2_UNITS_PER_WORD): Likewise.
10729 * config/stormy16/stormy16.c: Include df.h for the prototype
10730 for df_regs_ever_live_p.
10731 (xstormy16_expand_builtin_va_start): Convert the stack offset
10732 into a component_ref and then use POINTER_PLUS_EXPR to add it
10733 to the incoming_virtual_args_rtx.
10734 (xstormy16_gimplify_va_arg_expr): Rename to
10735 xstormy16_gimplify_va_arg_expr.
10736 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
10737 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
10738 xstormy16_gimplify_va_arg_expr.
10739 Fix up some formatting issues.
10741 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
10742 Move to predicates.md.
10743 (xs_hi_general_operand): Likewise.
10744 (xs_hi_nonmemory_operand): Likewise.
10745 * config/stormy16/predicates.md:
10746 (xstormy16_carry_plus_operand): New predicate.
10747 (xs_hi_general_operand): New predicate.
10748 (xs_hi_nonmemory_operand): New predicate.
10749 * config/stormy16/stormy16-protos.h:
10750 (xstormy16_carry_plus_operand): Delete prototype.
10751 (xs_hi_general_operand): Likewise.
10752 (xs_hi_nonmemory_operand): Likewise.
10754 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
10755 modifiers as they are no longer needed and they can trigger
10756 reload spill failures.
10758 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
10759 with a match_operand in order to help reload.
10761 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
10762 constraint with 'e' for the 8th alternative as this version of
10763 the mov.w instruction only accepts the lower 8 registers.
10765 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
10768 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
10769 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
10772 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10774 PR middle-end/33333
10775 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
10777 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10779 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
10781 (remove_structure): Update allocations list before removing structure.
10783 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10785 * ipa-struct-reorg.c (is_safe_cond_expr,
10786 create_new_stmts_for_cond_expr): Use integer_zerop function,
10787 that recognize not only zero-pointer, but zero-integer too.
10789 2008-01-25 Ben Elliston <bje@au.ibm.com>
10792 * fixproto: Escape "." in sed expression that strips leading "./".
10794 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
10797 * gcc.c (SWITCH_OK): Removed.
10798 (SWITCH_LIVE): Changed to bit.
10799 (SWITCH_FALSE): Likewise.
10800 (SWITCH_IGNORE): Likewise.
10801 (switchstr): Change live_cond to unsigned int.
10802 (process_command): Replace SWITCH_OK with 0.
10803 (do_self_spec): Likewise.
10804 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
10805 (give_switch): Likewise.
10806 (used_arg): Likewise.
10807 (do_spec_1): Set the SWITCH_IGNORE bit.
10808 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
10809 bits. Set the SWITCH_LIVE bit.
10811 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10813 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
10815 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
10817 PR tree-optimization/34472
10818 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
10819 parameter to a "bool *" and set *DATA to false if there is
10820 an unsafe access. Do not delete the structure here.
10821 (check_cond_exprs): Delete it here instead.
10822 (check_cond_exprs, exclude_cold_structs): Do not increase
10823 I when removing a structure.
10825 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
10828 * config/i386/i386.c (ix86_expand_vector_init): Consider only
10829 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
10831 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
10833 PR middle-end/34934
10834 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
10835 a fixed vector for stack.
10837 2008-01-24 Ben Elliston <bje@au.ibm.com>
10840 * doc/gcc.texi (Software development): Add a direntry for g++.
10842 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
10844 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
10845 stale and straggling -fforce-addr comments above.
10847 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
10849 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
10850 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
10852 2008-01-23 Michael Matz <matz@suse.de>
10855 * dwarf2out.c (force_type_die): Use modified_type_die instead of
10858 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
10860 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
10861 malloc result type.
10863 2008-01-23 Anatoly Sokolov <aesok@post.ru>
10865 * config/avr/avr.c (avr_current_arch): New variable.
10866 (avr_arch_types): Add 'avr31' and 'avr51' entries.
10867 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
10868 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
10869 (avr_override_options): Init 'avr_current_arch'.
10870 (base_arch_s): Move from here...
10871 * config/avr/avr.h (base_arch_s): ... here. Add new members
10872 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
10873 'mega' to 'have_jmp_call'.
10874 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
10875 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
10877 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
10879 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10880 MULTILIB_MATCHES): (Ditto.).
10882 2008-01-23 Richard Guenther <rguenther@suse.de>
10884 PR middle-end/31529
10885 * cgraphunit.c (cgraph_reset_node): Always mark the node
10886 not reachable if it is not queued already.
10888 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
10890 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
10891 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
10892 (cputype_selected): New static variable.
10893 (bfin_handle_option): Set it if -mcpu is used.
10894 (override_option): Select default set of workarounds if no cpu type
10895 selected on the command line.
10896 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
10898 From Michael Frysinger <michael.frysinger@analog.com>
10899 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
10900 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
10902 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
10903 for bf547, bf523, bf524, and bf526.
10904 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
10906 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10907 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
10908 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
10909 __ADSPBF547__ and __ADSPBF54x__ for bf547.
10910 * doc/invoke.texi (Blackfin Options): Document that
10911 -mcpu now accept bf547, bf523, bf524, and bf526.
10913 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
10915 PR rtl-optimization/34628
10916 * combine.c (try_combine): Stop and undo after the first combination
10917 if an autoincrement side-effect on the first insn has effectively
10920 2008-01-22 David Edelsohn <edelsohn@gnu.org>
10923 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
10924 Offset addresses are not valid for Altivec or paired float modes.
10926 2008-01-22 Jakub Jelinek <jakub@redhat.com>
10929 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
10930 if DECL_INITIAL (decl) is error_mark_node.
10933 * c-common.c (handle_vector_size_attribute): Only allow
10934 integral, scalar float and fixed point types. Handle OFFSET_TYPE
10935 the same way as pointer, array etc. types.
10936 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
10939 * tree.c (build_type_attribute_qual_variant): Call
10940 build_qualified_type if attributes are equal, but quals are not.
10942 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10945 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
10946 * flags.h (warn_strict_aliasing): Remove.
10947 (warn_strict_overflow): Remove.
10948 * opts.c (warn_strict_aliasing): Remove.
10949 (warn_strict_overflow): Remove.
10950 * c-opts.c (c_common_handle_option): -Wall only sets
10951 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
10952 (c_common_post_options): Give default values to -Wstrict-aliasing
10953 and -Wstrict-overflow if they are uninitialized.
10954 * common.opt (Wstrict-aliasing): Specify Var and Init.
10955 (Wstrict-overflow): Likewise.
10957 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
10959 PR rtl-optimization/26854
10960 PR rtl-optimization/34400
10961 PR rtl-optimization/34884
10962 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
10964 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
10965 (df_rd_bb_info.expanded_lr_out): Deleted
10966 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
10967 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
10968 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10969 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10970 Removed code to allocate, initialize or free expanded_lr_out.
10971 (df_rd_bb_local_compute_process_def): Restructured to make more
10973 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
10974 sets if the sets are being trimmed.
10976 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
10979 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
10980 (as_vers): Likewise.
10981 * configure: Regenerated.
10983 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10985 PR middle-end/33092
10986 * tree-pass.h (pass_build_alias): New pass.
10987 * tree-ssa-alias.c (gate_build_alias): New.
10988 (pass_build_alias): New.
10989 * passes.c (init_optimization_passes): Add pass_build_alias after
10990 pass_create_structure_vars.
10992 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
10994 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
10995 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
10996 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
10997 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
10998 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
10999 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
11000 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
11001 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
11002 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
11003 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
11004 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
11005 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
11006 * config/s390/s390.md (FP_ALL): New mode iterator.
11007 (_d): New mode attribute.
11008 ("*signbit<mode>2>"): Changed mode of first operand.
11009 ("isinf<mode>2"): Changed mode of first operand.
11010 ("*TDC_insn"): Adaptation for DFP modes.
11012 2008-01-22 Ben Elliston <bje@au.ibm.com>
11014 * tree.c (check_qualified_type): Improve function description.
11016 2008-01-21 Jason Merrill <jason@redhat.com>
11019 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
11020 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
11023 2008-01-21 DJ Delorie <dj@redhat.com>
11025 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
11028 2008-01-21 Richard Guenther <rguenther@suse.de>
11030 PR middle-end/34856
11031 * tree-cfg.c (verify_expr): Allow all invariant expressions
11032 instead of just constant class ones as reference argument.
11033 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
11034 like any other constant.
11035 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
11037 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
11039 * regmove.c (fixup_match_1): Update call crossed frequencies.
11041 2008-01-21 Richard Guenther <rguenther@suse.de>
11044 * tree-inline.c (setup_one_parameter): Deal with mismatched
11045 types using a VIEW_CONVERT_EXPR.
11047 2008-01-21 Alon Dayan <alond@il.ibm.com>
11048 Olga Golovanevsky <olga@il.ibm.com>
11050 PR tree-optimization/34701
11051 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
11052 when the structure size is not a power of 2.
11054 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
11056 * doc/install.texi: Add doc for --enable-checking=df.
11058 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
11060 PR rtl-optimization/34808
11061 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
11063 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11065 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
11068 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11070 PR rtl-optimization/26854
11071 PR rtl-optimization/34400
11072 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
11074 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
11075 (df_rd_bb_info.expanded_lr_out): New.
11076 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
11077 * loop_iv.c (iv_analysis_loop_init): Ditto.
11078 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11079 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11080 Added code to allocate, initialize or free expanded_lr_out.
11081 (df_rd_bb_local_compute_process_def): Restructured to make
11082 more understandable.
11083 (df_rd_confluence_n): Add code to do nothing with fake edges and
11084 code to no apply invalidate_by_call sets if the sets are being trimmed.
11085 (df_lr_local_finalize): Renamed to df_lr_finalize.
11086 (df_live_local_finalize): Renamed to df_live_finalize.
11088 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11091 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
11092 deciding whether to use reciprocal instructions.
11094 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
11096 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
11097 dwarf2out_note_section_used if cold_text_section is NULL.
11099 2008-01-19 Jakub Jelinek <jakub@redhat.com>
11101 PR gcov-profile/34610
11102 * tree-cfg.c (make_edges): Mark both outgoing edges from
11103 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
11104 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
11105 from OMP_FOR and OMP_CONTINUE outgoing edges.
11107 * tree-profile.c (tree_profiling): Return early if
11108 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
11110 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
11111 from cfun to child_cfun.
11112 * function.h (struct function): Add after_tree_profile bit.
11114 2008-01-19 Anatoly Sokolov <aesok@post.ru>
11116 * config/avr/avr.S (_exit): Disable interrupt.
11118 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11119 Steven Bosscher <stevenb.gcc@gmail.com>
11121 PR rtl-optimization/26854
11122 PR rtl-optimization/34400
11123 * df-problems.c (df_live_scratch): New scratch bitmap.
11124 (df_live_alloc): Allocate df_live_scratch when doing df_live.
11125 (df_live_reset): Clear the proper bitmaps.
11126 (df_live_bb_local_compute): Only process the artificial defs once
11127 since the order is not important.
11128 (df_live_init): Init the df_live sets only with the variables
11129 found live by df_lr.
11130 (df_live_transfer_function): Use the df_lr sets to prune the
11131 df_live sets as they are being computed.
11132 (df_live_free): Free df_live_scratch.
11134 2008-01-18 Ian Lance Taylor <iant@google.com>
11136 * common.opt: Add fmerge-debug-strings.
11137 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
11138 flag_merge_debug_strings rather than flag_merge_constants.
11139 * doc/invoke.texi (Option Summary): Mention
11140 -fmerge-debug-strings.
11141 (Debugging Options): Document -fmerge-debug-strings.
11143 2008-01-18 Ian Lance Taylor <iant@google.com>
11146 * tree.h (DECL_IS_OPERATOR_NEW): Define.
11147 (struct tree_function_decl): Add new field operator_new_flag.
11148 * tree-inline.c (expand_call_inline): When inlining a call to
11149 operator new, force the return value to go into a variable, and
11150 set DECL_NO_TBAA_P on that variable.
11151 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
11153 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
11156 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
11157 DWARF2_DEBUGGING_INFO.
11158 (dwarf2out_note_section_used): Ditto. Add prototype.
11159 (have_multiple_function_sections, text_section_used,
11160 cold_text_section_used, *cold_text_sections): Move declarations
11163 2008-01-17 Bob Wilson <bob.wilson@acm.org>
11165 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
11166 field and add signal_ra.
11167 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
11168 assignments to frame state pc. Move end of stack check after
11169 MD_FALLBACK_FRAME_STATE_FOR.
11170 (uw_update_context_1): Use frame state signal_regs if set, instead
11171 of checking signal_frame flag.
11172 (uw_update_context): Use frame state signal_ra if set.
11173 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
11174 * config/xtensa/linux-unwind.h: New file.
11176 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
11178 * modulo-sched.c (get_sched_window): Fix comment typo.
11180 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
11182 PR tree-optimization/34648
11183 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
11185 2008-01-17 Anatoly Sokolov <aesok@post.ru>
11187 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
11188 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
11190 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
11192 PR rtl-optimization/34400
11193 * df-core.c (df_worklist_dataflow_overeager,
11194 df_worklist_dataflow_doublequeue): New functions.
11195 (df_worklist_dataflow): Two different worklist solvers.
11196 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
11199 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11202 * doc/invoke.texi: Document the dependence on pthread for fopenmp
11203 and ftree-parallelize-loops.
11205 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
11207 PR rtl-optimization/34826
11208 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
11210 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
11212 * global.c (find_reg): Mark the eh regs as used if necessary.
11213 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
11214 * ra.h (struct allocno): no_eh_reg field added. Changed
11215 no_stack_reg type to bitfield.
11217 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
11219 * tree.c (substitute_in_expr): Add missing 'break'.
11221 2008-01-17 Richard Guenther <rguenther@suse.de>
11223 PR tree-optimization/34825
11224 * tree-ssa-math-opts.c (is_division_by): Do not recognize
11225 x / x as division to handle.
11227 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11229 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
11230 "-pthread" is specified.
11231 * pa-hpux11.h (LIB_SPEC): Likewise.
11233 2008-01-16 Janis Johnson <janis187@us.ibm.com>
11234 Peter Bergner <bergner@vnet.ibm.com>
11236 PR rtl-optimization/33796
11237 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
11239 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11241 PR libgfortran/34699
11242 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
11244 * pa-hpux10.h (LINK_SPEC): Likewise.
11245 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
11247 2008-01-16 Richard Guenther <rguenther@suse.de>
11249 PR middle-end/32628
11250 * fold-const.c (fold_convert_const_int_from_int): Do not
11251 set overflow if that occured only because of a sign extension
11252 change when converting from/to a sizetype with the same
11253 precision and signedness.
11255 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11258 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
11259 location address to the correct place. Update copyright year.
11261 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11263 * lambda-code.c (lambda_transform_legal_p): Handle the case of
11264 no dependences in the dependence_relations vector.
11266 2008-01-16 Jan Hubicka <jh@suse.cz>
11268 PR rtl-optimization/31396
11269 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
11270 * cfg.c (dump_reg_info): Print it.
11271 * regs.h (struct reg_info_t): add freq_calls_crossed.
11272 (REG_FREQ_CALLS_CROSSED): New macro.
11273 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
11274 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
11275 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
11276 regmove_optimize): Update call crossed frequencies.
11277 * local-alloc.c (struct qty): Add freq_calls_crossed.
11278 (alloc_qty): Copute freq_calls_crossed.
11279 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
11280 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
11281 * ra.h (struct allocno): Add freq_calls_crossed.
11283 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11285 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
11286 libgomp when compiling with ftree-parallelize-loops.
11287 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
11289 2008-01-16 Richard Guenther <rguenther@suse.de>
11291 PR tree-optimization/34769
11292 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
11293 * tree.c (int_cst_value): Instead make this function more
11294 permissive in what it accepts as valid input. Document this
11295 function always sign-extends the value.
11297 2008-01-16 Jakub Jelinek <jakub@redhat.com>
11298 Richard Guenther <rguenther@suse.de>
11301 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
11302 (gimple_fold_indirect_ref_rhs): ... this.
11303 (gimple_fold_indirect_ref): New function with foldings
11304 that preserve lvalueness.
11305 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
11306 * tree-flow.h (gimple_fold_indirect_ref): Declare.
11307 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
11308 to fold an INDIRECT_REF, fall back to the old use of
11309 fold_indirect_ref_1.
11311 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11313 * tree-data-ref.c (subscript_dependence_tester_1): Call
11314 free_conflict_function.
11315 (compute_self_dependence): Same.
11317 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11320 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
11321 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
11323 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
11324 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
11325 for DWARF2_UNWIND_INFO targets.
11327 2008-01-16 Richard Guenther <rguenther@suse.de>
11330 * c-typeck.c (common_pointer_type): Do not merge inconsistent
11331 type qualifiers for function types.
11333 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
11335 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
11336 loop_iterator li from previous commit.
11338 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
11340 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
11342 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11344 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
11345 (parallelize_loops): Don't parallelize irreducible components.
11347 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11350 * c-opts (c_common_post_options): Do not enable CPP
11351 flag_pedantic_errors by default.
11353 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
11355 PR rtl-optimization/31944
11356 * cse.c (remove_pseudo_from_table): New function.
11357 (merge_equiv_classes): Use above function to remove pseudo-registers.
11358 (invalidate): Likewise.
11360 2008-01-13 Richard Guenther <rguenther@suse.de>
11362 PR middle-end/34601
11363 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
11364 instead of TYPE_MODE to deal with calls from expand_one_error_var.
11366 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
11368 * gcse.c (cprop_jump): Call validate_unshare_change instead of
11369 validate_change to unshare the source of the PC set.
11371 2008-01-12 Jan Hubicka <jh@suse.cz>
11373 PR middle-end/32135
11374 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
11375 references above array bounds. This might trigger bounds checks for
11376 pointers to arrays.
11378 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11380 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
11381 new_replaceable_dependencies.
11383 2008-01-12 Doug Kwan <dougkwan@google.com>
11385 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
11386 instead of OPT_Wreturn_type in warning due to ignored return type
11388 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
11389 options included in -Wextra.
11390 * c.opt: New option -Wignored_qualifiers.
11391 * doc/invoke.texi (Warning Options, -Wextra): Add new option
11392 -Wignore_qualifiers.
11393 (-Wignored-qualifiers): Document.
11394 (-Wreturn-type): Remove description of functionality now handled
11395 by -Wignored-qualifiers.
11397 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
11400 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
11401 NOP_EXPR if it is between integral types with the same precision.
11403 2008-01-12 Jan Hubicka <jh@suse.cz>
11406 * invoke.texi (max-inline-recursive-depth): Fix default value.
11408 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
11410 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
11413 2008-01-11 Bob Wilson <bob.wilson@acm.org>
11415 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
11417 2008-01-11 James E. Wilson <wilson@specifix.com>
11420 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
11422 2008-01-11 Anatoly Sokolov <aesok@post.ru>
11424 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
11425 save/restore frame pointer register and don't use 'call-prologues'
11426 optimization in function with "OS_task" attribute.
11428 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
11430 PR middle-end/31309
11431 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
11432 when copying to memory.
11434 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
11436 PR rtl-optimization/30905
11437 * cfgcleanup.c: Include dce.h
11438 (crossjumps_occured): New global variable.
11439 (try_crossjump_bb): Exit loop after finding a fallthru edge.
11440 If something changed, set crossjumps_occured to true.
11441 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
11442 Don't add/remove fake edges to exit here...
11443 (cleanup_cfg): ...but do it here, when crossjumping.
11444 Run a fast DCE when successful crossjumps occured in the latest
11445 iteration of try_optimize_cfg.
11447 2008-01-11 Richard Guenther <rguenther@suse.de>
11449 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
11450 (struct vn_unary_op_s): Likewise.
11451 (vn_reference_insert): Free old reference on hash collision.
11453 2008-01-10 Raksit Ashok <raksit@google.com>
11455 PR rtl-optimization/27971
11456 * combine.c (find_split_point): Split PLUS expressions which are
11457 inside a MEM rtx, and whose first operand is complex.
11459 2008-01-10 DJ Delorie <dj@redhat.com>
11461 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
11462 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
11463 (m32c_hard_regno_ok): Call the underlying function.
11465 2008-01-10 Richard Guenther <rguenther@suse.de>
11467 PR middle-end/34683
11468 * tree-cfg.c (tree_merge_blocks): Do not go through the
11469 full-blown folding and stmt updating path if we just deal
11470 with virtual operands.
11471 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
11472 test for abnormal SSA_NAMEs.
11474 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
11476 PR middle-end/34641
11477 * reload.c (push_reload): Add assertions. All constants from
11478 reg_equiv_constant should have been used for replacing the respective
11480 (find_reloads_address): Invoke find_reloads_address_part for
11481 constant taken from the reg_equiv_constant array.
11483 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
11485 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
11486 field (valnum) the first in the struct. Replace bools with
11489 2008-01-10 Richard Guenther <rguenther@suse.de>
11491 PR tree-optimization/34651
11492 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
11493 types and ordering for masking and converting.
11495 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
11497 PR tree-optimization/34017
11498 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
11499 also for PHI_NODE expressions.
11501 2008-01-09 Jan Hubicka <jh@suse.cz>
11503 PR tree-optimization/34708
11504 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
11505 based on number of case labels.
11506 (init_inline_once): Remove switch_cost.
11507 * tree-inline.h (eni_weights_d): Remove switch_cost.
11509 2008-01-09 Richard Guenther <rguenther@suse.de>
11510 Andrew Pinski <andrew_pinski@playstation.sony.com>
11512 PR middle-end/30132
11513 * gimplify.c (gimplify_cond_expr): Do not create an addressable
11514 temporary if an rvalue is ok or an lvalue is not required.
11516 2008-01-09 Richard Guenther <rguenther@suse.de>
11518 PR middle-end/34458
11519 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
11520 adjust return type.
11522 2008-01-09 Richard Guenther <rguenther@suse.de>
11524 PR middle-end/34679
11525 * tree.c (host_integerp): Check for sizetype only if the
11526 type is an integer type.
11528 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
11531 * opts.c (decode_options): Disable inlining of functions called
11532 once if not in unit-at-a-time mode.
11534 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
11536 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
11538 2008-01-08 Richard Guenther <rguenther@suse.de>
11540 PR middle-end/31863
11541 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
11542 out early if the result will be unused.
11544 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11549 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11550 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11553 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
11555 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
11556 for vectorization tuned.
11558 2008-01-08 Richard Guenther <rguenther@suse.de>
11560 PR tree-optimization/34683
11561 * tree-ssa-operands.c (operand_build_cmp): Export.
11562 * tree-ssa-operands.h (operand_build_cmp): Declare.
11563 * tree-vn.c (vuses_compare): Remove.
11564 (sort_vuses): Use operand_build_cmp.
11565 (sort_vuses_heap): Likewise.
11566 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
11567 to re-use old VEC if available. Do not sort already sorted VUSEs.
11568 (vdefs_to_vec): Do not sort already sorted VDEFs.
11570 2008-01-08 Jakub Jelinek <jakub@redhat.com>
11572 PR middle-end/34694
11573 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
11575 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11578 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
11579 limitations of reciprocal sequences on x86 targets.
11581 2008-01-08 Richard Guenther <rguenther@suse.de>
11583 PR tree-optimization/34683
11584 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
11586 2008-01-07 Jakub Jelinek <jakub@redhat.com>
11589 * config/darwin.c (darwin_mergeable_string_section): Don't use
11590 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
11592 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
11595 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
11596 negxf2. Macroize expander using X87MODEF mode iterator. Change
11597 predicates of op0 and op1 to register_operand.
11598 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
11599 expander using X87MODEF mode iterator. Change predicates of
11600 op0 and op1 to register_operand.
11601 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
11602 corresponding patterns and macroize using MODEF macro. Change
11603 predicates of op0 and op1 to register_operand and remove
11604 "m" constraint. Disparage "r" alternative with "!".
11605 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
11606 macroize using X87MODEF macro. Change predicates of op0 and op1
11607 to register_operand and remove "m" constraint. Disparage "r"
11608 alternative with "!".
11609 (absneg splitter with memory operands): Remove.
11610 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
11611 patterns and macroize using X87MODEF mode iterator.
11612 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
11613 Change predicate of op1 to register_operand.
11614 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
11615 for memory operands.
11617 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
11619 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
11621 2008-01-07 Richard Guenther <rguenther@suse.de>
11623 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
11626 2008-01-07 Richard Guenther <rguenther@suse.de>
11628 PR tree-optimization/34683
11629 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
11630 VOPs of the needed size to save memory. Use VEC_quick_push
11631 to save compile-time.
11632 (vdefs_to_vec): Likewise.
11634 2008-01-07 Sa Liu <saliu@de.ibm.com>
11636 * config/spu/spu.md (divdf3): Genetate inline code for double
11637 division. The implementation doesn't handle INF or NAN, therefore it
11638 only applies when -ffinite-math-only is given.
11640 2008-01-06 Paolo Carlini <pcarlini@suse.de>
11643 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
11644 * doc/cpp.texi ([Common Predefined Macros]): Document.
11646 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
11648 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
11649 order to use commutative addition instead of subtraction.
11651 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11652 Mircea Namolaru <namolaru@il.ibm.com>
11653 Vladimir Yanovsky <yanov@il.ibm.com>
11654 Revital Eres <eres@il.ibm.com>
11656 PR tree-optimization/34263
11657 * tree-outof-ssa.c (process_single_block_loop_latch,
11658 contains_tree_r): New functions.
11659 (analyze_edges_for_bb): Call process_single_block_loop_latch
11660 function to empty single-basic-block latch block if possible.
11662 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11664 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11666 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
11668 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11670 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
11672 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11674 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
11676 2008-01-05 Jakub Jelinek <jakub@redhat.com>
11678 PR tree-optimization/34618
11679 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
11682 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11685 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
11686 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
11687 Update copyright year.
11689 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
11690 Update copyright year.
11691 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
11694 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
11696 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
11697 edge does not point to current bb before changing need_assert.
11699 2008-01-04 Richard Guenther <rguenther@suse.de>
11701 PR middle-end/34029
11702 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
11703 for verifying purposes if they are is_gimple_min_invariant.
11705 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
11707 PR tree-optimization/34448
11708 PR tree-optimization/34465
11709 * gimplify.c (gimplify_init_constructor): Add new parameter
11710 notify_temp_creation. Use it.
11711 (gimplify_modify_expr_rhs): Take volatiles into account when
11712 optimizing constructors.
11713 Do not optimize constructors if gimplify_init_constructor will dump to
11715 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
11716 * gcc.c-torture/compile/pr34448.c: New.
11718 2008-01-04 Jakub Jelinek <jakub@redhat.com>
11720 PR gcov-profile/34609
11721 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
11722 return_slot if result is TREE_ADDRESSABLE.
11724 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
11726 * config/mips/mips.md (sqrt_condition): Tweak comment.
11727 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
11729 2008-01-03 Tom Tromey <tromey@redhat.com>
11732 * c-common.c (c_type_hash): Handle VLAs.
11734 2008-01-03 Jan Hubicka <jh@suse.cz>
11736 PR tree-optimization/31081
11737 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
11738 0 when inlining and not inlining to first basic block.
11739 (remap_decl): When var is initialized to 0, don't set default_def.
11740 (expand_call_inline): Set entry_bb.
11741 * tree-inline.h (copy_body_data): Add entry_bb.
11743 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11746 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
11749 PR tree-optimization/29484
11750 * tree-inline.c (inline_forbidden_p_2): New function.
11751 (inline_forbidden_p): Disallow inlining if some static var
11752 has an address of a local LABEL_DECL in its initializer.
11753 * doc/extend.texi (Labels as Values): Document &&foo behaviour
11756 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
11758 PR tree-optimization/34635
11759 * tree-data-ref.c (add_other_self_distances): Make sure that the
11760 evolution step is constant.
11762 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11764 PR middle-end/34608
11765 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
11767 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
11769 * tree-sra.c (scalarize_init): Insert the generate_element_init
11770 statements after the generate_element_zero statements.
11772 2008-01-02 Richard Guenther <rguenther@suse.de>
11774 PR middle-end/34093
11775 PR middle-end/31976
11776 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
11777 for very large number of operands instead of ICEing.
11779 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
11782 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
11783 while stack probing.
11785 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
11787 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
11790 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
11792 PR libmudflap/26442
11793 * tree-mudflap.c (mx_register_decls): Guard warning by
11794 !DECL_ARTIFICIAL check.
11796 2008-01-01 Jakub Jelinek <jakub@redhat.com>
11798 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
11799 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
11800 sse5_perm<mode>): Fix constraints.