1 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/predicates.md (emms_operation): New predicate.
4 (vzeroupper_operation): Ditto.
5 (vzeroall_operation): Improve pattern recognition.
6 * config/i386/sse.md (avx_vzeroupper_rex64): Remove insn pattern.
7 (avx_vzeroupper): Change insn pattern to expander.
8 (*avx_vzeroupper): New insn pattern. Use vzeroupper_operation
10 (*avx_vzeroall): Remove operands 1 and 2.
11 * config/i386/mmx.md (mmx_emms): Change insn pattern to expander.
13 (*mmx_emms): New insn pattern. Use emms_operation predicate.
15 * config/i386/i386.c (enum ix86_builtins)
16 <IX86_BUILTIN_VZEROUPPER_REX64>: Remove.
17 (struct builtin_description) <CODE_FOR_avx_vzeroupper_rex64>:
18 Remove initailization.
19 <CODE_FOR_avx_vzeroupper>: Unconditionally initialize here.
21 2009-11-25 Paul Brook <paul@codesourcery.com>
23 * config/arm/arm.md (consttable_4): Handle (high ...).
25 2009-11-25 Robert Nelson <robert.nelson@digikey.com>
26 Richard Earnshaw <rearnsha@arm.com>
28 * arm.h (enum vfp_reg_type): Add VFP_NONE.
29 * arm.c (all_fpus): Use it for floating point units that aren't based
30 on the VFP architecture.
31 (aapcs_vfp_is_call_or_return_candidate): Make base_mode a pointer to
34 2009-11-25 H.J. Lu <hongjiu.lu@intel.com>
36 * alias.c: Remove trailing white spaces.
37 * alloc-pool.c: Likewise.
38 * alloc-pool.h: Likewise.
39 * attribs.c: Likewise.
40 * auto-inc-dec.c: Likewise.
41 * basic-block.h: Likewise.
42 * bb-reorder.c: Likewise.
43 * bt-load.c: Likewise.
44 * builtins.c: Likewise.
45 * builtins.def: Likewise.
46 * c-common.c: Likewise.
47 * c-common.h: Likewise.
48 * c-cppbuiltin.c: Likewise.
50 * c-format.c: Likewise.
54 * c-parser.c: Likewise.
55 * c-pretty-print.c: Likewise.
57 * c-typeck.c: Likewise.
58 * caller-save.c: Likewise.
61 * cfganal.c: Likewise.
62 * cfgexpand.c: Likewise.
63 * cfghooks.c: Likewise.
64 * cfghooks.h: Likewise.
65 * cfglayout.c: Likewise.
66 * cfgloop.c: Likewise.
67 * cfgloop.h: Likewise.
68 * cfgloopmanip.c: Likewise.
72 * cgraphbuild.c: Likewise.
73 * cgraphunit.c: Likewise.
74 * cif-code.def: Likewise.
75 * collect2.c: Likewise.
76 * combine.c: Likewise.
77 * convert.c: Likewise.
78 * coverage.c: Likewise.
79 * crtstuff.c: Likewise.
83 * dbgcnt.def: Likewise.
89 * defaults.h: Likewise.
90 * df-byte-scan.c: Likewise.
91 * df-core.c: Likewise.
92 * df-problems.c: Likewise.
93 * df-scan.c: Likewise.
96 * diagnostic.c: Likewise.
97 * diagnostic.h: Likewise.
98 * dominance.c: Likewise.
99 * domwalk.c: Likewise.
100 * double-int.c: Likewise.
101 * double-int.h: Likewise.
103 * dwarf2asm.c: Likewise.
104 * dwarf2asm.h: Likewise.
105 * dwarf2out.c: Likewise.
106 * ebitmap.c: Likewise.
107 * ebitmap.h: Likewise.
108 * emit-rtl.c: Likewise.
109 * et-forest.c: Likewise.
110 * except.c: Likewise.
111 * except.h: Likewise.
112 * expmed.c: Likewise.
117 * fold-const.c: Likewise.
118 * function.c: Likewise.
119 * function.h: Likewise.
120 * fwprop.c: Likewise.
122 * gcov-dump.c: Likewise.
123 * gcov-io.c: Likewise.
124 * gcov-io.h: Likewise.
127 * genattr.c: Likewise.
128 * genattrtab.c: Likewise.
129 * genautomata.c: Likewise.
130 * genchecksum.c: Likewise.
131 * genconfig.c: Likewise.
132 * genflags.c: Likewise.
133 * gengtype-parse.c: Likewise.
134 * gengtype.c: Likewise.
135 * gengtype.h: Likewise.
136 * genmddeps.c: Likewise.
137 * genmodes.c: Likewise.
138 * genopinit.c: Likewise.
139 * genpreds.c: Likewise.
140 * gensupport.c: Likewise.
141 * ggc-common.c: Likewise.
142 * ggc-page.c: Likewise.
143 * ggc-zone.c: Likewise.
145 * gimple-iterator.c: Likewise.
146 * gimple-low.c: Likewise.
147 * gimple-pretty-print.c: Likewise.
148 * gimple.c: Likewise.
149 * gimple.def: Likewise.
150 * gimple.h: Likewise.
151 * gimplify.c: Likewise.
152 * graphds.c: Likewise.
153 * graphite-clast-to-gimple.c: Likewise.
154 * gthr-nks.h: Likewise.
155 * gthr-posix.c: Likewise.
156 * gthr-posix.h: Likewise.
157 * gthr-posix95.h: Likewise.
158 * gthr-single.h: Likewise.
159 * gthr-tpf.h: Likewise.
160 * gthr-vxworks.h: Likewise.
162 * haifa-sched.c: Likewise.
163 * hard-reg-set.h: Likewise.
166 * hosthooks.h: Likewise.
169 * incpath.c: Likewise.
170 * init-regs.c: Likewise.
171 * integrate.c: Likewise.
172 * ipa-cp.c: Likewise.
173 * ipa-inline.c: Likewise.
174 * ipa-prop.c: Likewise.
175 * ipa-pure-const.c: Likewise.
176 * ipa-reference.c: Likewise.
177 * ipa-struct-reorg.c: Likewise.
178 * ipa-struct-reorg.h: Likewise.
179 * ipa-type-escape.c: Likewise.
180 * ipa-type-escape.h: Likewise.
181 * ipa-utils.c: Likewise.
182 * ipa-utils.h: Likewise.
184 * ira-build.c: Likewise.
185 * ira-color.c: Likewise.
186 * ira-conflicts.c: Likewise.
187 * ira-costs.c: Likewise.
188 * ira-emit.c: Likewise.
189 * ira-int.h: Likewise.
190 * ira-lives.c: Likewise.
193 * lambda-code.c: Likewise.
194 * lambda-mat.c: Likewise.
195 * lambda-trans.c: Likewise.
196 * lambda.h: Likewise.
197 * langhooks.c: Likewise.
199 * libgcov.c: Likewise.
201 * loop-doloop.c: Likewise.
202 * loop-init.c: Likewise.
203 * loop-invariant.c: Likewise.
204 * loop-iv.c: Likewise.
205 * loop-unroll.c: Likewise.
206 * lower-subreg.c: Likewise.
207 * lto-cgraph.c: Likewise.
208 * lto-compress.c: Likewise.
209 * lto-opts.c: Likewise.
210 * lto-section-in.c: Likewise.
211 * lto-section-out.c: Likewise.
212 * lto-streamer-in.c: Likewise.
213 * lto-streamer-out.c: Likewise.
214 * lto-streamer.c: Likewise.
215 * lto-streamer.h: Likewise.
216 * lto-symtab.c: Likewise.
217 * lto-wpa-fixup.c: Likewise.
218 * matrix-reorg.c: Likewise.
220 * mode-switching.c: Likewise.
221 * modulo-sched.c: Likewise.
224 * omp-low.c: Likewise.
225 * optabs.c: Likewise.
226 * optabs.h: Likewise.
227 * opts-common.c: Likewise.
229 * params.def: Likewise.
230 * params.h: Likewise.
231 * passes.c: Likewise.
232 * plugin.c: Likewise.
233 * postreload-gcse.c: Likewise.
234 * postreload.c: Likewise.
235 * predict.c: Likewise.
236 * predict.def: Likewise.
237 * pretty-print.c: Likewise.
238 * pretty-print.h: Likewise.
239 * print-rtl.c: Likewise.
240 * print-tree.c: Likewise.
241 * profile.c: Likewise.
242 * read-rtl.c: Likewise.
245 * reg-stack.c: Likewise.
246 * regcprop.c: Likewise.
247 * reginfo.c: Likewise.
248 * regmove.c: Likewise.
249 * regrename.c: Likewise.
251 * regstat.c: Likewise.
252 * reload.c: Likewise.
253 * reload1.c: Likewise.
254 * resource.c: Likewise.
258 * rtlanal.c: Likewise.
259 * sbitmap.c: Likewise.
260 * sched-deps.c: Likewise.
261 * sched-ebb.c: Likewise.
262 * sched-int.h: Likewise.
263 * sched-rgn.c: Likewise.
264 * sched-vis.c: Likewise.
265 * sdbout.c: Likewise.
266 * sel-sched-dump.c: Likewise.
267 * sel-sched-dump.h: Likewise.
268 * sel-sched-ir.c: Likewise.
269 * sel-sched-ir.h: Likewise.
270 * sel-sched.c: Likewise.
271 * sel-sched.h: Likewise.
274 * simplify-rtx.c: Likewise.
275 * stack-ptr-mod.c: Likewise.
277 * stor-layout.c: Likewise.
278 * store-motion.c: Likewise.
279 * stringpool.c: Likewise.
280 * stub-objc.c: Likewise.
281 * sync-builtins.def: Likewise.
282 * target-def.h: Likewise.
283 * target.h: Likewise.
284 * targhooks.c: Likewise.
285 * targhooks.h: Likewise.
286 * timevar.c: Likewise.
288 * toplev.c: Likewise.
289 * toplev.h: Likewise.
290 * tracer.c: Likewise.
291 * tree-affine.c: Likewise.
292 * tree-affine.h: Likewise.
293 * tree-browser.def: Likewise.
294 * tree-call-cdce.c: Likewise.
295 * tree-cfg.c: Likewise.
296 * tree-cfgcleanup.c: Likewise.
297 * tree-chrec.c: Likewise.
298 * tree-chrec.h: Likewise.
299 * tree-complex.c: Likewise.
300 * tree-data-ref.c: Likewise.
301 * tree-data-ref.h: Likewise.
302 * tree-dfa.c: Likewise.
303 * tree-dump.c: Likewise.
304 * tree-dump.h: Likewise.
305 * tree-eh.c: Likewise.
306 * tree-flow-inline.h: Likewise.
307 * tree-flow.h: Likewise.
308 * tree-if-conv.c: Likewise.
309 * tree-inline.c: Likewise.
310 * tree-into-ssa.c: Likewise.
311 * tree-loop-distribution.c: Likewise.
312 * tree-loop-linear.c: Likewise.
313 * tree-mudflap.c: Likewise.
314 * tree-nested.c: Likewise.
315 * tree-nomudflap.c: Likewise.
316 * tree-nrv.c: Likewise.
317 * tree-object-size.c: Likewise.
318 * tree-optimize.c: Likewise.
319 * tree-outof-ssa.c: Likewise.
320 * tree-parloops.c: Likewise.
321 * tree-pass.h: Likewise.
322 * tree-phinodes.c: Likewise.
323 * tree-predcom.c: Likewise.
324 * tree-pretty-print.c: Likewise.
325 * tree-profile.c: Likewise.
326 * tree-scalar-evolution.c: Likewise.
327 * tree-ssa-address.c: Likewise.
328 * tree-ssa-alias.c: Likewise.
329 * tree-ssa-ccp.c: Likewise.
330 * tree-ssa-coalesce.c: Likewise.
331 * tree-ssa-copy.c: Likewise.
332 * tree-ssa-copyrename.c: Likewise.
333 * tree-ssa-dce.c: Likewise.
334 * tree-ssa-dom.c: Likewise.
335 * tree-ssa-dse.c: Likewise.
336 * tree-ssa-forwprop.c: Likewise.
337 * tree-ssa-ifcombine.c: Likewise.
338 * tree-ssa-live.c: Likewise.
339 * tree-ssa-live.h: Likewise.
340 * tree-ssa-loop-ch.c: Likewise.
341 * tree-ssa-loop-im.c: Likewise.
342 * tree-ssa-loop-ivcanon.c: Likewise.
343 * tree-ssa-loop-ivopts.c: Likewise.
344 * tree-ssa-loop-manip.c: Likewise.
345 * tree-ssa-loop-niter.c: Likewise.
346 * tree-ssa-loop-prefetch.c: Likewise.
347 * tree-ssa-loop-unswitch.c: Likewise.
348 * tree-ssa-loop.c: Likewise.
349 * tree-ssa-math-opts.c: Likewise.
350 * tree-ssa-operands.c: Likewise.
351 * tree-ssa-operands.h: Likewise.
352 * tree-ssa-phiopt.c: Likewise.
353 * tree-ssa-phiprop.c: Likewise.
354 * tree-ssa-pre.c: Likewise.
355 * tree-ssa-propagate.c: Likewise.
356 * tree-ssa-reassoc.c: Likewise.
357 * tree-ssa-sccvn.c: Likewise.
358 * tree-ssa-sink.c: Likewise.
359 * tree-ssa-structalias.c: Likewise.
360 * tree-ssa-ter.c: Likewise.
361 * tree-ssa-threadedge.c: Likewise.
362 * tree-ssa-threadupdate.c: Likewise.
363 * tree-ssa-uncprop.c: Likewise.
364 * tree-ssa.c: Likewise.
365 * tree-ssanames.c: Likewise.
366 * tree-switch-conversion.c: Likewise.
367 * tree-tailcall.c: Likewise.
368 * tree-vect-data-refs.c: Likewise.
369 * tree-vect-generic.c: Likewise.
370 * tree-vect-loop-manip.c: Likewise.
371 * tree-vect-loop.c: Likewise.
372 * tree-vect-patterns.c: Likewise.
373 * tree-vect-slp.c: Likewise.
374 * tree-vect-stmts.c: Likewise.
375 * tree-vectorizer.c: Likewise.
376 * tree-vectorizer.h: Likewise.
377 * tree-vrp.c: Likewise.
379 * tree.def: Likewise.
381 * treestruct.def: Likewise.
382 * unwind-compat.c: Likewise.
383 * unwind-dw2-fde-glibc.c: Likewise.
384 * unwind-dw2.c: Likewise.
385 * value-prof.c: Likewise.
386 * value-prof.h: Likewise.
387 * var-tracking.c: Likewise.
388 * varasm.c: Likewise.
389 * varpool.c: Likewise.
392 * vmsdbgout.c: Likewise.
394 * xcoffout.c: Likewise.
396 2009-11-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
398 * pa.c (output_call): Only use sr4 for long interspace calls if
399 call binds local and generating non PIC code.
400 (attr_length_call): Adjust length calculation for above.
402 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
404 * config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
405 (add<mode>3_carry): Change operand order of plus RTX.
406 (*add<mode>3_carry): Ditto.
407 (*addsi3_carry_zext): Ditto.
408 (*add<dwi>3_doubleword): Update for changed operand order.
409 (*negti2_1 splitter): Ditto.
410 (*negdi2_1 splitter): Ditto.
411 (<plusminus_insn><mode>3_carry): Macroize expander from
412 {add,sub}<mode>3_carry patterns using plusminus code iterator.
413 (*<plusminus_insn><mode>3_carry): Macroize insn from
414 *{add,sub}<mode>3_carry patetrns using plusminus code iterator.
415 (neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
416 patterns using SDWIM mode iterator.
417 (*neg<dwi>2_doubleword): New insn_and_split pattern. Macroize
418 pattern from *neg{di,ti}2_1 patterns and corresponding splitters
419 using DWIH mode iterator.
420 (*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
421 using SWI mode iterator.
422 (*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
423 (one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
424 patterns using SWIM mode iterator.
425 (*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
426 patterns using SWI248 mode iterator.
427 (*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
428 patterns using SWI mode iterator.
429 (*one_cmpl<mode>2_2 splitter): Macroize splitter from
430 one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.
432 2009-11-24 Michael Matz <matz@suse.de>
434 * expr.c (set_storage_via_libcall): Fix build_call_expr call.
436 2009-11-24 David Binderman <dcb314@hotmail.com>
438 * expr.c (store_field): Remove set but not used local variable
440 (expand_expr_real_2): Remove treeop2.
441 * gcse.c (update_ld_motion_stores): Remove new_rtx.
442 * haifa-sched.c (max_issue): Remove points.
443 (sched_create_recovery_edges): Remove e.
444 * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
446 2009-11-24 Nick Clifton <nickc@redhat.com>
448 * config/v850/v850.c (function_arg): Fix handling of zero-length
451 2009-11-24 Michael Matz <matz@suse.de>
453 * tree.h (union tree_ann_d): Don't declare.
454 (tree_base): Remove ann field.
455 (struct var_ann_d): Declare forward.
456 (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
457 (DECL_VAR_ANN_PTR): New macro.
458 * tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
459 accept only VAR, PARM or RESULT decls.
460 (create_tree_common_ann): Remove.
461 (remove_referenced_var): Use DECL_VAR_ANN_PTR.
462 * tree-eh.c (lookup_expr_eh_lp): Remove.
463 * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
465 (ann_type, tree_common_ann, get_tree_common_ann): Remove.
466 * tree-flow.h (enum tree_ann_type): Remove.
467 (struct tree_ann_common_d): Remove.
468 (struct var_ann_d): Remove common field.
469 (union tree_ann_d): Remove.
470 (tree_ann_t, tree_ann_common_t): Remove typedefs.
471 (tree_common_ann, get_tree_common_ann, ann_type,
472 create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
473 * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
474 * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
475 * builtins.c (expand_builtin_memcpy): Use
476 currently_expanding_gimple_stmt instead of tree annotation.
477 (expand_builtin_memset_args): Ditto.
478 * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
479 (expand_call_stmt): Don't set tree annotation.
480 (expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
481 * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
482 * gimple.h (currently_expanding_gimple_stmt): Declare.
484 2009-11-24 Paolo Carlini <paolo.carlini@oracle.com>
486 * dwarf2out.c (add_location_or_const_value_attribute): Remove
487 useless NOTE_VAR_LOCATION_STATUS call.
488 * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
490 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
492 * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
493 being called recursively.
495 2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
497 * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
498 $(MD5_H) params.def params.h prefix.h tree-inline.h.
500 2009-11-24 Paul Brook <paul@codesourcery.com>
502 * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
505 2009-11-24 Julian Brown <julian@codesourcery.com>
506 Paul Brook <paul@codesourcery.com>
508 * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
509 (arm_dwarf_register_span): New function.
510 (arm_dbx_register_number): Add VFPv3 dwarf numbering.
512 2009-11-24 David Binderman <dcb314@hotmail.com>
514 * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
515 local variable bb_note.
516 * dominance.c (get_dominated_by): Likewise local var n.
517 (output_file_names): Likewise local var idx.
518 (add_location_or_const_value_attribute): Likewise local var status.
519 * dwarf2out.c (gen_variable_die): Likewise local var field.
520 * emit-rtl.c (no_line_numbers): Remove.
521 (init_emit_once): Remove line_numbers parameter.
522 * rtl.h (init_emit_once): Adjust prototype.
523 * toplev.c (backend_init): Adjust init_emit_once call.
525 2009-11-24 Richard Guenther <rguenther@suse.de>
527 PR tree-optimization/42142
528 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
529 Handle iv-dependent (non-)kills properly.
530 (mark_aliased_reaching_defs_necessary): Pass the basic-block
531 of the reference statement to mark_aliased_reaching_defs_necessary_1.
533 2009-11-24 Martin Jambor <mjambor@suse.cz>
535 PR tree-optimization/42154
536 * tree-sra.c (struct access): Added comments.
537 (sra_modify_expr): Build references to the old aggregate with
538 build_ref_for_offset instead of reusing access->expr.
539 (load_assign_lhs_subreplacements): Likewise.
541 2009-11-24 Uros Bizjak <ubizjak@gmail.com>
543 * config/i386/i386.md (add<mode>3_carry): Change insn pattern
545 (sub<mode>3_carry): Ditto.
546 (x86_mov<mode>cc_0_m1): Ditto.
547 (*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
548 for ix86_carry_flag_operator operator predicate.
549 (*sub<mode>3_carry): Ditto.
550 (*x86_mov<mode>cc_0_m1): Ditto.
551 (*addsi3_carry_zext): Use VOIDmode match_operator for
552 ix86_carry_flag_operator operator predicate.
553 (*subsi3_carry_zext): Ditto.
554 (*x86_mov<mode>cc_0_m1_s): Ditto.
555 (*x86_mov<mode>cc_0_m1_neg): Ditto.
556 * config/i386/predocates.md (ix86_carry_flag_operator): Do not
557 check operator sub-expressions for FLAGS_REG and const0_rtx.
558 * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
559 (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
560 (ix86_expand_int_addcc): Update calls to
561 gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
562 (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
563 Do not set mode of compare operation.
565 2009-11-23 Jan Hubicka <jh@suse.cz>
568 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
571 2009-11-23 Jan Hubicka <jh@suse.cz>
573 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
574 wrong profile updates.
575 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
576 having largest frequency.
577 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
578 used uninitalized warning.
579 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
582 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
584 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
585 of gen_rtx_REG to generate operand 5.
586 (*cmp_ssub_sidi): Ditto.
588 2009-11-23 Richard Henderson <rth@redhat.com>
590 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
593 2009-11-23 Paul Brook <paul@codesourcery.com>
595 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
596 case for noreturn functions.
597 (arm_compute_save_reg_mask): Remove special noreturn handling.
599 2009-11-23 Richard Guenther <rguenther@suse.de>
601 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
604 2009-11-22 Richard Henderson <rth@redhat.com>
606 * i386.c (avx_vpermilp_parallel): New function.
607 * i386-protos.h: Declare it.
608 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
609 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
610 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
611 (ssescalarnum, ssedoublesizemode): Add AVX modes.
612 (vpermilbits): Remove.
613 (avx_vpermil<mode>): Change insns to expanders.
614 (*avx_vpermil<mode>): New. Use vec_select.
616 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
618 * opts.c (decode_options): Don't enable flag_schedule_insns
619 when optimizing for size.
620 * doc/invoke.texi: Document change.
622 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
625 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
626 of scratch register to SImode.
627 (*cmp_sadd_sidi): Ditto.
628 (*cmp_ssub_si): Ditto.
629 (*cmp_ssub_sidi): Ditto.
631 2009-11-21 Ian Lance Taylor <iant@google.com>
633 * Makefile.in (HOST_LIBS): Move higher in file.
634 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
635 is not empty, set to $(CC) and $(CFLAGS).
637 2009-11-22 Martin Jambor <mjambor@suse.cz>
639 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
640 V_C_E of an SSA_NAME or an invariant if lvalue is required.
641 (verify_gimple_call): Verify LHS also with with
642 verify_types_in_gimple_reference.
644 2009-11-21 Martin Jambor <mjambor@suse.cz>
647 * tree-sra.c (access_precludes_ipa_sra_p): New function.
648 (splice_param_accesses): Check all accesses by calling
649 access_precludes_ipa_sra_p.
650 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
651 not convert types if it is true.
652 (sra_ipa_modify_assign): Convert types in case of mismatch.
654 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
656 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
659 2009-11-21 Adam Nemet <adambnemet@gmail.com>
661 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
662 (mips_mulsidi3_gen_fn): Declare new function.
663 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
664 * config/mips/mips.md (<u>mulsidi3): Change condition to use
665 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
666 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
667 (mulsidi3_64bit_dmul): New define_insn.
669 2009-11-21 Ben Elliston <bje@au.ibm.com>
671 * gengtype-lex.l: Enable noinput flex option.
672 (YY_NO_INPUT): Remove define.
674 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
676 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
677 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
678 (insert_debug_temps_for_defs): Handle PHI nodes.
679 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
682 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
684 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
685 after remove_phi_node.
687 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
689 PR tree-optimization/42078
690 * gimple.h (gimple_replace_lhs): New declaration.
691 * gimple.c (gimple_replace_lhs): New function.
692 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
695 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
697 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
698 (xop_mulv2div2di3_low): Same.
699 (*xop_pmacsdqh_mem): Same.
701 2009-11-20 Richard Henderson <rth@redhat.com>
703 * config/i386/i386-builtin-types.awk: New file.
704 * config/i386/i386-builtin-types.def: New file.
705 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
706 * config/i386/i386.c: Include it.
707 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
708 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
709 (struct builtin_isa): Remove GTY marker. Replace tree type with
710 ix86_builtin_func_type; add set_and_not_built_p.
711 (def_builtin): Change type parameter to tcode; use
712 ix86_get_builtin_func_type; update all callers. Accept zero mask
713 to mean the builtin is unconditionally available.
714 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
716 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
717 Update some users to rationalized enumeration codes from new include.
718 (enum multi_arg_type): Remove. Replace all enumeration values
719 with defines to new ix86_builtin_func_type.
720 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
721 all type resolution to def_builtin.
722 (ix86_init_builtin_types): Split out from ...
723 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
725 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
728 * config/rs6000/rs6000.c (struct machine_function): Revert
729 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
730 (rs6000_expand_to_rtl_hook): Ditto.
731 (rs6000_check_vector_mode): Ditto.
732 (compute_vrsave_mask): Ditto.
734 2009-11-20 Paul Brook <paul@codesourcery.com>
736 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
737 * config/arm/arm-cores.def: Add cortex-a5.
738 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
739 * config/arm/arm-tune.md: Regenerate.
741 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
744 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
745 (ref_pos): New field in structure.
746 (insert_new_var_in_stmt): New function.
749 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
751 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
752 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
753 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
754 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
755 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
756 INT_LEAST64_TYPE): Define.
757 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
758 UINT_LEAST64_TYPE): Define.
759 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
760 INT_FAST64_TYPE): Define.
761 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
762 UINT_FAST64_TYPE): Define.
763 (INTPTR_TYPE, UINTPTR_TYPE): Define.
765 2009-11-20 Julian Brown <julian@codesourcery.com>
767 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
768 specially for Thumb-1.
769 (ASM_OUTPUT_REG_POP): Likewise.
771 2009-11-19 Jason Merrill <jason@redhat.com>
773 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
775 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
776 Rafael Avila de Espindola <espindola@google.com>
778 * doc/plugins.texi (Plugin initialization): Added advices for
779 retrieving the version of GCC at plugin compilation and loading times.
781 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
783 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
784 (dump_active_plugins): output to file everything. Use
785 internationalized dump & FMT_FOR_PLUGIN_EVENT.
787 2009-11-19 Richard Guenther <rguenther@suse.de>
789 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
790 around truth-valued expressions.
791 * tree.c (free_lang_data): Untangle check for LTO frontend.
793 2009-11-19 Jakub Jelinek <jakub@redhat.com>
795 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
796 of cgraph_node_for_decl.
797 * cgraph.h (cgraph_node_for_decl): Remove prototype.
798 * cgraph.c (cgraph_node_for_decl): Remove.
799 (cgraph_get_node): Just return NULL if !cgraph_hash.
801 2009-11-19 Paul Brook <paul@codesourcery.com>
803 * config.gcc: Add new ARM --with-fpu options.
804 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
805 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
807 2009-11-18 Richard Guenther <rguenther@suse.de>
809 * gimple.h (union gimple_statement_d): Add gsmembase member.
810 (gimple_vuse_op): Use gsmembase for access.
811 (gimple_vdef_op): Likewise.
812 (gimple_vuse): Likewise.
813 (gimple_vdef): Likewise.
814 (gimple_vuse_ptr): Likewise.
815 (gimple_vdef_ptr): Likewise.
816 (gimple_set_vuse): Likewise.
817 (gimple_set_vdef): Likewise.
818 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
820 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
822 * doc/arm-neon-intrinsics.texi: Regenerated.
824 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
826 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
828 2009-11-18 Paul Brook <paul@codesourcery.com>
829 Daniel Jacobowitz <dan@codesourcery.com>
831 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
832 (arm_arch7em): New variable.
833 (all_architectures): Add armv7e-m.
834 (arm_override_options): Set arm_arch7em.
835 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
837 (arm_arch7em): Declare.
839 2009-11-18 Richard Guenther <rguenther@suse.de>
841 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
842 a valid field decl if checking is enabled.
844 2009-11-18 Martin Jambor <mjambor@suse.cz>
846 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
847 (lto_ipa_fixup_call_notes): Declare.
848 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
849 (update_call_notes_after_inlining): Copy call stmt uid to the new
851 (ipa_write_param_call_note): New function.
852 (ipa_read_param_call_note): New function
853 (ipa_write_node_info): Write also param call notes. Removed a bogus
854 comment, reformatted to fit 80 columns.
855 (ipa_read_node_info): Read also param call notes. Removed a bogus
856 comment. Remove ipa_edge_args_vector growth.
857 (lto_ipa_fixup_call_notes): New function.
858 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
859 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
860 inlining regardless of flag_wpa.
861 (cgraph_decide_inlining_of_small_functions): Likewise.
862 (cgraph_decide_inlining): Likewise.
863 (inline_read_summary): Likewise.
865 2009-11-18 Jan Hubicka <jh@suse.cz>
867 * predict.c (compute_function_frequency): Export.
868 * predict.h (compute_function_frequency): Declare.
869 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
871 2009-11-18 Martin Jambor <mjambor@suse.cz>
873 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
874 on all nodes we write summaries for.
876 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
879 * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
880 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
881 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
882 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
883 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
884 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
885 (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
888 2009-11-18 Jakub Jelinek <jakub@redhat.com>
890 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
892 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
895 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
897 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
899 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
900 cgraph_materialize_all_clones): Handle same_body aliases.
901 * cgraph.c (cgraph_allocate_node): New function.
902 (cgraph_create_node): Use it.
903 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
904 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
905 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
907 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
908 (input_node): Stream in same_body aliases.
909 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
910 for same_body aliases.
911 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
913 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
916 * config/darwin.h: Use the extension stub libraries to access
917 current libgcc_s features.
919 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
922 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
923 (vect_transform_loop): Call it.
925 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
927 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
930 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
934 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
936 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
937 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
938 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
939 (sese_bad_liveouts_use): New.
940 (sese_reset_debug_liveouts_bb): New.
941 (sese_build_liveouts): Use it.
942 (rename_variables_in_stmt): Reset debug stmts rather than creating
944 (expand_scalar_variable_stmt): Likewise.
946 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
948 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
949 (df_ref_remove): Likewise.
951 2009-11-17 Jan Hubicka <jh@suse.cz>
953 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
956 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
958 * toplev.c (process_options): Remove dead code.
959 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
961 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
963 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
966 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
968 PR tree-optimization/41857
969 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
970 TYPE's address space instead of pointer to TYPE.
972 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
974 * reload.c (find_reloads_address): Fix typo.
976 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
978 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
979 registers in leaf functions if possible.
981 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
983 * config/m68k/m68k-devices.def: Add MCF5441x family.
985 2009-11-17 Jan Hubicka <jh@suse.cz>
987 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
989 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
991 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
993 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
994 nest ior expressions.
995 (x86_64_szext_nonmemory_operand): Ditto.
996 (call_insn_operand): Ditto.
998 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
1000 * stmt.c (expand_asm_stmt): Get locus from stmt.
1002 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
1004 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
1005 Create the decl label for the new dest block on demand. Require
1006 a fallthrough edge if no asm labels were redirected.
1008 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
1010 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
1011 operand 1 predicate.
1012 (cstoresi4): Ditto for operand 2.
1013 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
1014 patterns using SDWIM mode iterator.
1015 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
1016 using SWIM mode iterator.
1017 (cmpdi_1): Rename from cmpdi_1_rex64.
1018 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
1019 SWI48 mode iterator.
1020 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
1021 using SWI mode iterator.
1022 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
1023 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
1024 (*cmpqi_ext_3_insn): Make private.
1025 (*cmpqi_ext_3_insn_rex64): Make private.
1026 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
1027 * config/i386/predicates.md (cmpsi_operand): Remove.
1029 2009-11-16 Paul Brook <paul@codesourcery.com>
1031 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
1032 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
1034 2009-11-14 Jan Hubicka <jh@suse.cz>
1036 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
1038 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
1039 zero out all callees.
1040 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
1041 frequency and count match.
1042 * ipa-inline.c (update_noncloned_frequencies): New function.
1043 (cgraph_clone_inlined_nodes): Use it.
1044 * tree-inline.c (copy_bb): Fix frequency scaling; output
1045 diagnostic on frequency mismatches to dump file.
1046 (initialize_cfun): Do not scale frequency; fix count scaling;
1047 initialize entry and exit block frequencies; copy profile info.
1048 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
1049 (copy_body): Use frequency_scale as argument.
1050 (expand_call_inline): Compute frequency scale and output diagnostic
1052 (delete_unreachable_blocks_update_callgrah): Remove checking that
1053 has to be done after edge redirection.
1054 (tree_function_versioning): Update initialize_cfun and copy_body call.
1056 2009-11-14 Jan Hubicka <jh@suse.cz>
1058 * cgraph.c (cgraph_release_function_body): Update use of
1059 ipa_transforms_to_apply.
1060 (cgraph_remove_node): Remove ipa_transforms_to_apply.
1061 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
1062 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
1064 (cgraph_materialize_clone): Remove original if dead.
1065 * lto-streamer-in.c (lto_read_body): Remove FIXME and
1066 ipa_transforms_to_apply hack.
1067 * function.h (struct function): Add ipa_transforms_to_apply.
1068 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
1069 * tree-inline.c (copy_bb): Update sanity check.
1070 (initialize_cfun): Do not copy ipa_transforms_to_apply.
1071 (expand_call_inline): remove dead clone originals.
1072 (tree_function_versioning): Merge transformation queues.
1073 * passes.c (add_ipa_transform_pass): Remove.
1074 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
1076 (execute_all_ipa_transforms): Update.
1077 (execute_one_pass): Update.
1079 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1081 PR target/21078, 21080
1082 * config/avr/avr.c (avr_return_addr_rtx): New function for
1083 builtin_return_address.
1084 (expand_prologue): Calculate stack usage.
1085 (avr_asm_function_end_prologue): Output stack size and offset label.
1086 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
1087 (machine_function): Add stack_usage.
1088 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
1090 2009-11-14 Anatoly Sokolov <aesok@post.ru>
1092 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
1093 new 'outgoing' argument.
1094 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
1095 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1096 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
1097 iq2000_function_value_regno_p.
1098 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1099 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
1102 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
1105 * arm.md (adddi_sesidi_di): Place tied contraint first.
1106 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
1107 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
1108 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
1109 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
1110 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
1111 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
1112 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
1113 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
1114 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
1116 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
1118 * config/i386/predicates.md (call_register_no_elim_operand):
1119 New predicate. Reject stack register as valid call operand
1121 (call_insn_operand): Use call_register_no_elim_operand.
1123 2009-11-13 Richard Henderson <rth@redhat.com>
1125 * function.c (stack_protect_prologue): Don't bypass expand_expr
1126 for stack_protect_guard and guard_decl.
1127 (stack_protect_epilogue): Likewise.
1129 2009-11-13 Jan Hubicka <jh@suse.cz>
1131 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
1132 when to PUBLIC is set.
1134 2009-11-13 Jakub Jelinek <jakub@redhat.com>
1137 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
1140 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
1143 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
1144 *call_value_1): Use "lsm" as operand 1 constraint.
1145 * config/i386/predicates.md (call_insn_operand): Depend on
1146 index_register_operand to avoid %esp register.
1148 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
1151 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1154 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
1155 (TARGET_CALL_ESP): New define.
1156 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1158 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
1159 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
1160 *call_1, *call_value_pop_1 and *call_value_1. Depend on
1162 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
1163 New patterns, use "lsm" as operand 1 constraint.
1164 * config/i386/predicates.md (call_insn_operand): Depend on
1165 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
1167 2009-11-13 Jason Merrill <jason@redhat.com>
1170 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
1171 Don't emit a second declaration at any scope.
1173 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
1175 PR rtl-optimization/41697
1176 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
1177 a conditional jump has a single successor.
1179 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
1181 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
1182 allocate reg_last when in case lazy_reg_last is true.
1183 (init_deps_reg_last): New.
1184 (free_deps): When max_reg is 0, this context is already freed.
1185 * sched-int.h (init_deps_reg_last): Export.
1186 (init_deps): Update prototype.
1187 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
1188 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
1189 * ddg.c (build_intra_loop_deps): Likewise.
1190 * sel-sched-ir.c (copy_deps_context, create_deps_context,
1191 reset_deps_context, deps_init_id): Likewise.
1192 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
1193 (free_data_for_scheduled_insn): New, break down from ...
1194 (free_first_time_insn_data): ... here.
1195 (has_dependence_p): Allocate reg_last now, when it is needed.
1196 (extend_insn_data): When maximal LUID is big enough, allocate
1197 per-insn data in smaller chunks.
1198 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
1199 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
1202 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
1204 * config/i386/i386.md (call_value): Fix comment.
1205 (sibcall_value): Ditto.
1207 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
1209 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
1210 (MD_FROB_UPDATE_CONTEXT): Define.
1212 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
1213 Laurent GUERBY <laurent@guerby.net>
1215 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
1216 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
1217 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
1219 2009-11-12 Jan Hubicka <jh@suse.cz>
1221 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
1222 and clear DECL_COMMON on localized declarations.
1224 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
1227 * regrename.c (struct du_head): New structure; some elements moved
1229 (struct du_chain): ... this one.
1230 (open_chains, closed_chains): Now of type struct du_head *.
1231 (do_replace): Accept du_head argument, not du_chain. All callers
1232 changed. Modified code to match new data structures.
1233 (build_def_use): Return a list of du_head structures. Modified code
1234 to match new data structures.
1235 (dump_def_use_chain): Accept du_head argument, not du_chain. All
1236 callers changed. Modified code to match new data structures.
1237 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
1238 callers changed. Modified code to match new data structures.
1239 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
1240 Allocate a du_head structure as well as a du_chain when creating a
1241 new chain. Modified other code to match new data structures.
1243 2009-11-12 Jan Hubicka <jh@suse.cz>
1245 * cgraph.h (varpool_node_name): Declare.
1246 * cgraphunit.c (process_function_and_variable_attributes): Set
1247 force_output flag on used variables.
1248 * ipa.c (function_and_variable_visibility): Dump externally visible
1249 and needed variables.
1250 * varpool.c (varpool_node_name): Export.
1251 (decide_is_variable_needed): Check COMDAT for externally visible vars;
1254 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
1257 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
1258 processing if XEXP (x, i) is NULL.
1260 2009-11-12 Jan Hubicka <jh@suse.cz>
1262 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
1263 imply PUBLIC || EXTERNAL.
1265 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1268 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
1269 single successor block, ending with jump created by RTL expander.
1271 2009-11-11 Jan Hubicka <jh@suse.cz>
1274 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
1275 and WEAK variables at -fwhole-program.
1278 * ipa.c (whole_program_function_and_variable_visility): COMDAT
1279 functions/variables are not needed even if they are externally visible.
1281 2009-11-11 Jan Hubicka <jh@suse.cz>
1283 (patch by Richard Guenther)
1284 * lto-streamer-out.c (output_function): Output head of argument list
1286 * lto-streamer-in.c (input_function): Re-map arguments into merged
1289 2009-11-11 Jan Hubicka <jh@suse.cz>
1291 * lto-cgraph.c: Include gcov-io.h
1292 (output_profile_summary): New function.
1293 (output_cgraph): Use it.
1294 (input_profile_summary): New function.
1295 (input_cgraph): Use it.
1296 * coverage.c (build_ctr_info_value): Use varpool; initalize
1297 DECL_ASSEMBLER_NAME.
1298 (create_coverage): Likewise.
1299 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
1300 (tree_init_edge_profiler): Likewise.
1301 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
1303 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
1305 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
1306 * c-pragma.c (def_pragma_macro_value): Likewise.
1307 (def_pragma_macro): Likewise.
1308 (pushed_macro_table): Likewise.
1309 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
1310 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
1312 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
1314 * doc/plugins.texi (Registering custom attributes): section
1315 renamed as (Registering custom attributes or pragmas).
1316 Mentions custom attributes & pragmas, and c_register_pragma, with
1318 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
1320 * doc/extend.texi (Function Attributes): Mentions that plugin can
1321 provide their attributes.
1323 2009-11-11 Jon Beniston <jon@beniston.com>
1325 * config.gcc: Add lm32 elf and uclinux targets.
1326 * config/lm32: New directory.
1327 * config/lm32/lm32.c: New file.
1328 * config/lm32/lm32.h: New file.
1329 * config/lm32/lm32.md: New file.
1330 * config/lm32/lm32.opt: New file.
1331 * config/lm32/lm32-protos.h: New file.
1332 * config/lm32/constraints.md: New file.
1333 * config/lm32/predicates.md: New file.
1334 * config/lm32/sfp-machine.h: New file.
1335 * config/lm32/t-fprules-softfp: New file.
1336 * config/lm32/uclinux-elf.h: New file.
1337 * doc/invoke.texi: Document lm32 options.
1338 * doc/contrib.texi: Document lm32 porter.
1339 * doc/install.texi: Document lm32 targets.
1341 2009-11-11 Martin Jambor <mjambor@suse.cz>
1344 * ipa-prop.c (ipa_update_after_lto_read): Call
1345 ipa_check_create_node_params and ipa_check_create_edge_args. Also
1346 call ipa_initialize_node_params instead of ipa_populate_param_decls.
1348 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1350 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
1351 (neon_expand_vector_init): Use them. Also handle non-constant
1352 vectors with identical elements and vectors with only one
1353 non-constant element.
1354 (arm_print_operand): Handle 'y' modifier.
1355 * config/arm/arm-protos.h (neon_make_constant): Declare.
1356 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
1357 patterns. Use VX instead of VDQW for the first one. Allow
1358 a VFP alternative and V32 modes for the second one.
1359 * config/arm/neon.ml (shape_elt): Add Alternatives.
1360 (ops): Use Alternatives for vdup lane instructions.
1361 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
1362 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
1364 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1366 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
1368 (movti, mov<mode>): Call force_reg on one operand if required.
1369 * config/arm/vec-common.md (mov<mode>): Likewise.
1371 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1373 * config/arm/arm.c (arm_override_options): Enable scheduling for
1376 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
1380 * expr.h (anti_adjust_stack_and_probe): Declare.
1381 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
1382 parameter and rewrite head comment.
1383 (allocate_dynamic_stack_space): Adjust call to above function.
1384 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
1386 * tree.h (dwarf2out_args_size): Delete.
1387 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
1388 (dwarf2out_args_size_adjust): Delete prototype and move around.
1389 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
1390 ACCUMULATE_OUTGOING_ARGS targets.
1392 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
1394 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
1395 DECL_SIZE of DECL_RESULT before evaluating it.
1397 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1399 PR tree-optimization/41987
1400 * fold-const.c (const_binop): Avoid using fold_buildN().
1402 2009-11-10 Martin Jambor <mjambor@suse.cz>
1404 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
1405 (execute_all_ipa_stmt_fixups): Declare.
1406 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
1407 * ipa-inline.c (pass_ipa_inline): Likewise.
1408 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
1409 * ipa-reference.c (pass_ipa_reference): Likewise.
1410 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
1411 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
1412 (pass_ipa_lto_finish_out): Likewise.
1413 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
1414 * passes.c (execute_ipa_stmt_fixups): New function.
1415 (execute_all_ipa_stmt_fixups): New function.
1416 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
1418 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
1421 * explow.c (probe_stack_range): Fix typo.
1422 * config/sparc/sparc.md (probe_stack): New expander.
1424 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
1426 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
1428 2009-11-09 Jason Merrill <jason@redhat.com>
1430 * gdbinit.in (pgq): New function for printing gimple sequence.
1432 2009-11-09 Paul Brook <paul@codesourcery.com>
1433 Daniel Jacobowitz <dan@codesourcery.com>
1434 Sandra Loosemore <sandra@codesourcery.com>
1436 * doc/extend.texi (Half-Precision): Update wording to reflect
1437 that there are now multiple -mfpu options that enable fp16
1439 * doc/invoke.texi: Update list of ARM -mfpu= options.
1440 * config.gcc: Update ARM --with-fpu option list.
1441 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
1442 vfpv3xd and vfpv3xd-fp16.
1443 (use_vfp_abi): New function.
1444 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
1446 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
1447 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
1448 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
1449 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
1451 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
1453 (arm_print_operand): Handle 'p' modifier.
1454 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
1456 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
1457 (TARGET_FP16): Define.
1458 * config/arm/vfp.md: Disable double-precision patterns if the FPU
1459 does not provide them.
1460 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
1461 double-precision values on a single-precision FPU.
1462 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
1463 double-precision constants.
1464 (movhf_vfp_neon): New pattern (was movhf_vfp).
1465 (movhf_vfp): Remove NEON instructions.
1466 * config/arm/constraints.md: Add new "Dy" constraint for
1467 double-precision constants. Update description of "Dv".
1468 * config/arm/arm.md: Disable double-precision patterns if the FPU
1469 does not provide them
1471 2009-11-09 Jakub Jelinek <jakub@redhat.com>
1473 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
1474 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
1477 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
1479 * collect2.c (main): Search PLUGIN_LD for plugin linker.
1481 * configure.ac (--with-plugin-ld): New. Default to ld.
1482 * configure: Regenerated.
1483 * config.in: Likewise.
1485 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
1486 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
1488 2009-11-08 Jonathan Gray <jsg@openbsd.org>
1490 * config/openbsd-stdint.h: Change to reflect what
1491 c_common_nodes_and_builtins expects.
1493 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
1495 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
1497 2009-11-08 Jakub Jelinek <jakub@redhat.com>
1500 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
1501 function contains at least one local dynamic name.
1502 (print_operand) <case '&'>: Instead output operand lossage diagnostics
1503 here if that happens.
1505 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
1506 Joern Rennecke <amylaar@spamcop.net>
1508 * cfgrtl.c (pass_free_cfg): Add pass name.
1509 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
1510 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
1511 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
1512 * df-core.c (pass_df_initialize_no_opt): Likewise.
1513 * except.c (pass_rtl_eh): Likewise.
1514 * function.c (pass_init_function, pass_leaf_regs): Likewise.
1515 * gcse.c (pass_rtl_pre): Change pass name.
1516 * passes.c (pass_postreload): Add pass name.
1517 (make_pass_instance): Don't use duplicate-tracking logic for
1518 names starting with '*'.
1519 (next_pass_1): Assert that pass has a name.
1520 (register_one_dump_file): If there is an space in the name,
1522 * predict.c (pass_strip_predict_hints): Add pass name.
1523 * reg-stack.c (pass_stack_regs): Likewise.
1524 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1525 * tree-cfg.c (pass_warn_function_return,
1526 pass_warn_function_noreturn): Add pass name.
1527 * tree-dfa.c (pass_referenced_vars): Likewise.
1528 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
1529 Fix whitespace before comment.
1530 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
1531 (pass_init_datastructures): Add pass name.
1532 * tree-ssa-loop.c (pass_record_bounds): Likewise.
1533 * tree-ssa.c (pass_early_warn_uninitialized,
1534 pass_late_warn_uninitialized): Likewise.
1535 * tree.c (pass_ipa_free_lang_data): Likewise.
1536 * doc/passes.texi (pass manager): Document how to disambiguate
1539 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
1541 * df-problems.c: Fix documentation for forward simulation of LR.
1542 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
1543 (df_simulate_finalize_forwards): Remove.
1544 * df.h (df_simulate_finalize_forwards): Remove.
1546 2009-11-08 Richard Guenther <rguenther@suse.de>
1548 * tree-ssa-structalias.c (build_succ_graph): Properly make
1549 variables escape if they are stored to anything.
1551 2009-11-08 Richard Guenther <rguenther@suse.de>
1553 PR rtl-optimization/41928
1554 * loop-invariant.c (free_loop_data): If we didn't allocate
1555 loop data do not try to free it.
1557 2009-11-07 Jason Merrill <jason@redhat.com>
1559 * tree.c (reconstruct_complex_type): Preserve attributes.
1561 2009-11-07 Richard Guenther <rguenther@suse.de>
1563 * tree-ssa-structalias.c (build_succ_graph): Feed stores
1564 to anything only to variables that can take pointers.
1565 (get_constraint_for_ssa_var): Properly exclude full
1566 variables from expanding.
1567 (first_vi_for_offset): Avoid overflow in arithmetic.
1568 (first_or_preceding_vi_for_offset): Likewise.
1569 (count_num_arguments): Fix implementation.
1570 (gate_ipa_pta): Do not run when not optimizing.
1572 2009-11-07 David Binderman <dcb314@hotmail.com>
1574 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
1575 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
1576 set but not used variables.
1577 (apply_args_reg_offset): Comment out as unused.
1578 * calls.c (flags_from_decl_or_type): Likewise.
1579 * genautomata.c (check_regexp_units_distribution): Likewise.
1581 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
1583 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
1584 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
1585 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
1586 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
1587 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
1588 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
1589 operand alternatives.
1591 2009-11-06 Michael Matz <matz@suse.de>
1594 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
1595 of a potential reciprocal to really be reciprocals.
1597 2009-11-06 Jakub Jelinek <jakub@redhat.com>
1599 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
1600 lwpintrin.h after immintrin.h.
1601 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
1605 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
1606 or non-constant index, allow index one past the last element and
1607 allow exceeding array bound in arrays that might be used as flexible
1610 2009-11-05 Richard Henderson <rth@redhat.com>
1612 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
1614 2009-11-05 Paul Brook <paul@codesourcery.com>
1616 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
1617 (arm_fpu_desc): New.
1618 (all_fpus): Add FPU details.
1619 (fp_model_for_fpu): Remove.
1620 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
1621 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
1622 (arm_file_start): Use arm_fpu_desc.
1623 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
1624 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
1626 (TARGET_FPA_EMU2): Define.
1627 (arm_fp_model, fputype, arm_fpu_tune): Remove.
1628 (vfp_reg_type, arm_fpu_desc): New.
1629 * config/arm/arm.md (attr fpu): Simplify.
1630 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
1631 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
1632 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
1633 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
1634 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
1636 2009-11-05 Michael Matz <matz@suse.de>
1638 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
1640 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
1643 2009-11-04 Jason Merrill <jason@redhat.com>
1646 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
1647 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
1648 (output_constant): Avoid crash after error.
1650 2009-11-05 Martin Jambor <mjambor@suse.cz>
1652 * tree-sra.c (struct access): Changed comment of next_sibling field.
1653 (analyze_modified_params): Loop over accesses of a group rather than
1654 over all with the ame base, pass a common bitmap to
1656 (unmodified_by_ref_scalar_representative): Build link lists of
1657 accesses of a group.
1658 (splice_param_accesses): Likewise.
1660 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
1662 * df-scan.c (df-uses-record): Add case zero_extract of mem.
1664 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
1668 * config/i386/i386.md (probe_stack): New expander.
1669 (logical operation peepholes): Do not split stack checking probes.
1671 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
1672 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1674 * doc/invoke.texi (-mlwp): Add documentation.
1675 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
1676 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
1677 (x86_64-*-*): Ditto.
1678 * config/i386/lwpintrin.h: New file, provide x86 compiler
1679 intrinisics for LWP.
1680 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
1681 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
1682 * config/i386/i386-c.c (ix86_target_macros_internal): Check
1684 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
1685 * config/i386/i386.opt (-mlwp): New switch for LWP support.
1686 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
1687 (OPTION_MASK_ISA_LWP_UNSET): New.
1688 (ix86_handle_option): Handle -mlwp.
1689 (isa_opts): Handle -mlwp.
1690 (enum pta_flags): Add PTA_LWP.
1691 (override_options): Add LWP support.
1692 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
1693 (IX86_BUILTIN_LLWPCB32): Ditto.
1694 (IX86_BUILTIN_LLWPCB64): Ditto.
1695 (IX86_BUILTIN_SLWPCB16): Ditto.
1696 (IX86_BUILTIN_SLWPCB32): Ditto.
1697 (IX86_BUILTIN_SLWPCB64): Ditto.
1698 (IX86_BUILTIN_LWPVAL16): Ditto.
1699 (IX86_BUILTIN_LWPVAL32): Ditto.
1700 (IX86_BUILTIN_LWPVAL64): Ditto.
1701 (IX86_BUILTIN_LWPINS16): Ditto.
1702 (IX86_BUILTIN_LWPINS32): Ditto.
1703 (IX86_BUILTIN_LWPINS64): Ditto.
1704 (enum ix86_special_builtin_type): Add LWP intrinsic support.
1705 (builtin_description): Ditto.
1706 (ix86_init_mmx_sse_builtins): Ditto.
1707 (ix86_expand_special_args_builtin): Ditto.
1708 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
1710 (UNSPEC_SLWP_INTRINSIC): Ditto.
1711 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
1712 (UNSPECV_LWPINS_INTRINSIC): Ditto.
1713 (lwp_llwpcbhi1): New lwp pattern.
1714 (lwp_llwpcbsi1): Ditto.
1715 (lwp_llwpcbdi1): Ditto.
1716 (lwp_slwpcbhi1): Ditto.
1717 (lwp_slwpcbsi1): Ditto.
1718 (lwp_slwpcbdi1): Ditto.
1719 (lwp_lwpvalhi3): Ditto.
1720 (lwp_lwpvalsi3): Ditto.
1721 (lwp_lwpvaldi3): Ditto.
1722 (lwp_lwpinshi3): Ditto.
1723 (lwp_lwpinssi3): Ditto.
1724 (lwp_lwpinsdi3): Ditto.
1726 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1727 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1730 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
1733 2009-11-04 Richard Guenther <rguenther@suse.de>
1734 Rafael Avila de Espindola <espindola@google.com>
1736 * gcc.c (process_command): Handle arguments name@offset.
1738 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
1739 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1741 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
1742 (x86_64-*-*): Ditto.
1743 * config/i386/xopintrin.h: New file, provide common x86 compiler
1744 intrinisics for XOP.
1745 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
1746 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
1747 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1749 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
1750 * config/i386/i386.opt (-mxop): New switch for XOP support.
1751 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
1752 (UNSPEC_XOP_TRUEFALSE)
1753 (UNSPEC_XOP_PERMUTE)
1754 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
1755 (PPERM_*): New constants for vpperm instruction.
1756 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
1757 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
1758 (OPTION_MASK_ISA_XOP_UNSET): New.
1759 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
1760 (ix86_handle_option): Handle -mxop.
1761 (isa_opts): Handle -mxop.
1762 (enum pta_flags): Add PTA_XOP.
1763 (override_options): Add XOP support.
1764 (print_operand): Add code for XOP compare instructions.
1765 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
1766 (ix86_expand_int_vcond): Extend for XOP compare instruction.
1768 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
1769 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
1770 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
1771 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
1772 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
1773 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
1774 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
1776 (IX86_BUILTIN_VPCMOV256): Ditto.
1777 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
1778 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
1779 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
1780 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
1781 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
1782 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
1784 (IX86_BUILTIN_VPPERM): Ditto.
1786 (IX86_BUILTIN_VPMACSSWW): Ditto.
1787 (IX86_BUILTIN_VPMACSWW): Ditto.
1788 (IX86_BUILTIN_VPMACSSWD): Ditto.
1789 (IX86_BUILTIN_VPMACSWD): Ditto.
1790 (IX86_BUILTIN_VPMACSSDD): Ditto.
1791 (IX86_BUILTIN_VPMACSDD): Ditto.
1792 (IX86_BUILTIN_VPMACSSDQL): Ditto.
1793 (IX86_BUILTIN_VPMACSSDQH): Ditto.
1794 (IX86_BUILTIN_VPMACSDQL): Ditto.
1795 (IX86_BUILTIN_VPMACSDQH): Ditto.
1796 (IX86_BUILTIN_VPMADCSSWD): Ditto.
1797 (IX86_BUILTIN_VPMADCSWD): Ditto.
1799 (IX86_BUILTIN_VPHADDBW): Ditto.
1800 (IX86_BUILTIN_VPHADDBD): Ditto.
1801 (IX86_BUILTIN_VPHADDBQ): Ditto.
1802 (IX86_BUILTIN_VPHADDWD): Ditto.
1803 (IX86_BUILTIN_VPHADDWQ): Ditto.
1804 (IX86_BUILTIN_VPHADDDQ): Ditto.
1805 (IX86_BUILTIN_VPHADDUBW): Ditto.
1806 (IX86_BUILTIN_VPHADDUBD): Ditto.
1807 (IX86_BUILTIN_VPHADDUBQ): Ditto.
1808 (IX86_BUILTIN_VPHADDUWD): Ditto.
1809 (IX86_BUILTIN_VPHADDUWQ): Ditto.
1810 (IX86_BUILTIN_VPHADDUDQ): Ditto.
1811 (IX86_BUILTIN_VPHSUBBW): Ditto.
1812 (IX86_BUILTIN_VPHSUBWD): Ditto.
1813 (IX86_BUILTIN_VPHSUBDQ): Ditto.
1815 (IX86_BUILTIN_VPROTB): Ditto.
1816 (IX86_BUILTIN_VPROTW): Ditto.
1817 (IX86_BUILTIN_VPROTD): Ditto.
1818 (IX86_BUILTIN_VPROTQ): Ditto.
1819 (IX86_BUILTIN_VPROTB_IMM): Ditto.
1820 (IX86_BUILTIN_VPROTW_IMM): Ditto.
1821 (IX86_BUILTIN_VPROTD_IMM): Ditto.
1822 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
1824 (IX86_BUILTIN_VPSHLB): Ditto.
1825 (IX86_BUILTIN_VPSHLW): Ditto.
1826 (IX86_BUILTIN_VPSHLD): Ditto.
1827 (IX86_BUILTIN_VPSHLQ): Ditto.
1828 (IX86_BUILTIN_VPSHAB): Ditto.
1829 (IX86_BUILTIN_VPSHAW): Ditto.
1830 (IX86_BUILTIN_VPSHAD): Ditto.
1831 (IX86_BUILTIN_VPSHAQ): Ditto.
1833 (IX86_BUILTIN_VFRCZSS): Ditto.
1834 (IX86_BUILTIN_VFRCZSD): Ditto.
1835 (IX86_BUILTIN_VFRCZPS): Ditto.
1836 (IX86_BUILTIN_VFRCZPD): Ditto.
1837 (IX86_BUILTIN_VFRCZPS256): Ditto.
1838 (IX86_BUILTIN_VFRCZPD256): Ditto.
1840 (IX86_BUILTIN_VPCOMEQUB): Ditto.
1841 (IX86_BUILTIN_VPCOMNEUB): Ditto.
1842 (IX86_BUILTIN_VPCOMLTUB): Ditto.
1843 (IX86_BUILTIN_VPCOMLEUB): Ditto.
1844 (IX86_BUILTIN_VPCOMGTUB): Ditto.
1845 (IX86_BUILTIN_VPCOMGEUB): Ditto.
1846 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
1847 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
1849 (IX86_BUILTIN_VPCOMEQUW): Ditto.
1850 (IX86_BUILTIN_VPCOMNEUW): Ditto.
1851 (IX86_BUILTIN_VPCOMLTUW): Ditto.
1852 (IX86_BUILTIN_VPCOMLEUW): Ditto.
1853 (IX86_BUILTIN_VPCOMGTUW): Ditto.
1854 (IX86_BUILTIN_VPCOMGEUW): Ditto.
1855 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
1856 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
1858 (IX86_BUILTIN_VPCOMEQUD): Ditto.
1859 (IX86_BUILTIN_VPCOMNEUD): Ditto.
1860 (IX86_BUILTIN_VPCOMLTUD): Ditto.
1861 (IX86_BUILTIN_VPCOMLEUD): Ditto.
1862 (IX86_BUILTIN_VPCOMGTUD): Ditto.
1863 (IX86_BUILTIN_VPCOMGEUD): Ditto.
1864 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
1865 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
1867 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
1868 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
1869 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
1870 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
1871 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
1872 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
1873 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
1874 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
1876 (IX86_BUILTIN_VPCOMEQB): Ditto.
1877 (IX86_BUILTIN_VPCOMNEB): Ditto.
1878 (IX86_BUILTIN_VPCOMLTB): Ditto.
1879 (IX86_BUILTIN_VPCOMLEB): Ditto.
1880 (IX86_BUILTIN_VPCOMGTB): Ditto.
1881 (IX86_BUILTIN_VPCOMGEB): Ditto.
1882 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
1883 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
1885 (IX86_BUILTIN_VPCOMEQW): Ditto.
1886 (IX86_BUILTIN_VPCOMNEW): Ditto.
1887 (IX86_BUILTIN_VPCOMLTW): Ditto.
1888 (IX86_BUILTIN_VPCOMLEW): Ditto.
1889 (IX86_BUILTIN_VPCOMGTW): Ditto.
1890 (IX86_BUILTIN_VPCOMGEW): Ditto.
1891 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
1892 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
1894 (IX86_BUILTIN_VPCOMEQD): Ditto.
1895 (IX86_BUILTIN_VPCOMNED): Ditto.
1896 (IX86_BUILTIN_VPCOMLTD): Ditto.
1897 (IX86_BUILTIN_VPCOMLED): Ditto.
1898 (IX86_BUILTIN_VPCOMGTD): Ditto.
1899 (IX86_BUILTIN_VPCOMGED): Ditto.
1900 (IX86_BUILTIN_VPCOMFALSED): Ditto.
1901 (IX86_BUILTIN_VPCOMTRUED): Ditto.
1903 (IX86_BUILTIN_VPCOMEQQ): Ditto.
1904 (IX86_BUILTIN_VPCOMNEQ): Ditto.
1905 (IX86_BUILTIN_VPCOMLTQ): Ditto.
1906 (IX86_BUILTIN_VPCOMLEQ): Ditto.
1907 (IX86_BUILTIN_VPCOMGTQ): Ditto.
1908 (IX86_BUILTIN_VPCOMGEQ): Ditto.
1909 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
1910 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
1912 (enum multi_arg_type): New enum for describing the various XOP
1913 intrinsic argument types.
1914 (bdesc_multi_arg): New table for XOP intrinsics.
1915 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
1916 (ix86_expand_multi_arg_builtin): New function for creating XOP
1919 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
1920 (xop_pmacsww): Ditto.
1921 (xop_pmacssww): Ditto.
1922 (xop_pmacsdd): Ditto.
1923 (xop_pmacssdd): Ditto.
1924 (xop_pmacssdql): Ditto.
1925 (xop_pmacssdqh): Ditto.
1926 (xop_pmacsdql): Ditto.
1927 (xop_pmacsdql_mem): Ditto.
1928 (xop_mulv2div2di3_low): Ditto.
1929 (xop_pmacsdqh): Ditto.
1930 (xop_pmacsdqh_mem): Ditto.
1931 (xop_mulv2div2di3_high): Ditto.
1932 (xop_pmacsswd): Ditto.
1933 (xop_pmacswd): Ditto.
1934 (xop_pmadcsswd): Ditto.
1935 (xop_pmadcswd): Ditto.
1936 (xop_pcmov_<mode>): Ditto.
1937 (xop_pcmov_<mode>256): Ditto.
1938 (xop_phaddbw): Ditto.
1939 (xop_phaddbd): Ditto.
1940 (xop_phaddbq): Ditto.
1941 (xop_phaddwd): Ditto.
1942 (xop_phaddwq): Ditto.
1943 (xop_phadddq): Ditto.
1944 (xop_phaddubw): Ditto.
1945 (xop_phaddubd): Ditto.
1946 (xop_phaddubq): Ditto.
1947 (xop_phadduwd): Ditto.
1948 (xop_phadduwq): Ditto.
1949 (xop_phaddudq): Ditto.
1950 (xop_phsubbw): Ditto.
1951 (xop_phsubwd): Ditto.
1952 (xop_phsubdq): Ditto.
1954 (rotl<mode>3): Ditto.
1955 (rotr<mode>3): Ditto.
1956 (xop_rotl<mode>3): Ditto.
1957 (xop_rotr<mode>3): Ditto.
1958 (vrotr<mode>3): Ditto.
1959 (vrotl<mode>3): Ditto.
1960 (xop_vrotl<mode>3): Ditto.
1961 (vlshr<mode>3): Ditto.
1962 (vashr<mode>3): Ditto.
1964 (xop_ashl<mode>3): Ditto.
1965 (xop_lshl<mode>3): Ditto.
1966 (ashlv16qi3): Ditto.
1967 (lshlv16qi3): Ditto.
1968 (ashrv16qi3): Ditto.
1970 (xop_frcz<mode>2): Ditto.
1971 (xop_vmfrcz<mode>2): Ditto.
1972 (xop_frcz<mode>2256): Ditto.
1973 (xop_maskcmp<mode>3): Ditto.
1974 (xop_maskcmp_uns<mode>3): Ditto.
1975 (xop_maskcmp_uns2<mode>3): Ditto.
1976 (xop_pcom_tf<mode>3): Ditto.
1978 * doc/invoke.texi (-mxop): Add documentation.
1979 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
1981 2009-11-03 Mark Mitchell <mark@codesourcery.com>
1984 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
1985 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
1986 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
1988 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
1991 * arm.md (peephole2 patterns for move and compare): New.
1993 2009-11-04 Nick Clifton <nickc@redhat.com>
1995 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
1996 Make sure that it does not allow CONST_DOUBLEs.
1997 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
1998 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
1999 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
2000 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
2001 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
2002 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
2003 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
2004 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
2005 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
2006 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
2007 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
2008 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
2009 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
2010 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
2011 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
2013 2009-11-04 Richard Guenther <rguenther@suse.de>
2015 PR tree-optimization/41919
2016 * tree-vrp.c (test_for_singularity): Properly compare values.
2018 2009-11-04 Revital Eres <eres@il.ibm.com>
2020 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2021 Consider peeling for alignment only for stores and remove
2022 redundant assignment.
2024 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
2027 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
2028 (m68k_ok_for_sibcall_p): Handle different result return locations.
2030 2009-11-04 Richard Guenther <rguenther@suse.de>
2032 * c-opts.c (c_common_post_options): Move LTO option processing
2034 * opts.c (decode_options): ... here.
2036 2009-11-04 Jakub Jelinek <jakub@redhat.com>
2038 * c-common.c (fold_offsetof_1): Use %wd instead of
2039 HOST_WIDE_INT_PRINT_DEC.
2041 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
2043 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
2046 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
2048 * config.gcc (vax-*-linux*): Keep the original contents of
2049 tmake_file while adding vax/t-linux.
2051 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
2055 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
2056 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
2057 (STACK_CHECK_MOVING_SP): Likewise.
2058 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
2059 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
2060 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
2061 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
2062 Document PROBE_STACK.
2063 * explow.c (anti_adjust_stack_and_probe): New function.
2064 (allocate_dynamic_stack_space): Do not directly allocate space if
2065 STACK_CHECK_MOVING_SP, instead invoke above function.
2066 (emit_stack_probe): Handle probe_stack insn.
2067 (PROBE_INTERVAL): New macro.
2068 (STACK_GROW_OPTAB): Likewise.
2069 (STACK_GROW_OFF): Likewise.
2070 (probe_stack_range): Use Pmode and memory_address consistently. Fix
2071 loop condition in the small constant case. Rewrite in the general
2072 case to be immune to wraparounds. Make sure the address of probes
2073 is valid. Try to use [base + disp] addressing mode if possible.
2074 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
2075 checking is enabled and STACK_CHECK_MOVING_SP.
2076 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
2077 return 1 for volatile references to the stack pointer.
2078 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
2079 __builtin_alloca if stack checking is enabled.
2080 * unwind-dw2.c (uw_identify_context): Take into account whether the
2081 context is that of a signal frame or not.
2082 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
2083 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
2085 2009-11-03 Jakub Jelinek <jakub@redhat.com>
2087 PR rtl-optimization/41917
2088 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
2089 operand isn't known to be 0, return 1.
2091 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2093 * config/mips/mips.md: Fix typos.
2095 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2097 * doc/invoke.texi: Fix typo.
2099 2009-11-03 Paul Brook <paul@codesourcery.com>
2101 * config/arm/neon.ml (vectype): Add T_floatSF.
2102 (string_of_vectype): Ditto.
2103 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
2104 (deftypes): Use float for float32_t.
2105 * config/arm/arm_neon.h: Regenerate.
2107 2009-11-03 Nick Clifton <nickc@redhat.com>
2108 Kevin Buettner <kevinb@redhat.com>
2110 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
2111 order of expected registers.
2112 (rx_load_multiple_vector): Likewise.
2113 (rx_rtsd_vector): Likewise.
2114 * config/rx/rx.c (rx_cpu_type): New variable.
2115 (rx_print_operand): Fix bug printing 64-bit constant values.
2116 (rx_emit_stack_pushm): Reverse order of pushed registers.
2117 (gen_rx_store_vector): Likewise.
2118 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
2120 (is_exception_func): Rename to is_interrupt_func and only accept
2121 "interrupt" as the attribute name.
2122 (rx_get_stack_layout): Use new function name.
2123 (rx_func_attr_inlinable): Likewise.
2124 (rx_attribute_table): Remove "exception".
2125 (rx_expand_prologue): If necessary push the accumulator register
2126 in the prologue of interrupt functions.
2127 (rx_expand_epilogue): If necessary pop the accumulator.
2128 (rx_builtins): Add RX_BUILTIN_MVTIPL.
2129 (rx_expand_builtin_stz): Remove.
2130 (rx_expand_builtin_mvtipl): New function.
2131 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
2132 (rx_expand_builtin): Likewise.
2133 (rx_enable_fpu): New variable.
2134 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
2135 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
2136 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
2137 (enum rx_cpu_types): Define.
2138 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
2139 (INCOMING_FRAME_SP_OFFSET): Define.
2140 (ARG_POINTER_CFA_OFFSET): Define.
2141 (FRAME_POINTER_CFA_OFFSET): Define.
2142 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
2143 (ALLOW_RX_FPU_INSNS): Define.
2144 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
2145 fast_math_flags_set_p.
2146 (UNSPEC_BUILTIN_MVTIPL): Define.
2147 (revl): Rename to bswapsi2.
2148 (bswaphi2): New pattern.
2149 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
2150 (mvtaclo): Likewise.
2152 (mvtc): Remove clobber of cc0.
2155 * config/rx/rx.opt (mieee): Remove.
2160 (msave-acc-in-interrupts): Add.
2161 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
2162 (MULTILIB_DIRS): Likewise.
2163 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
2164 * doc/extend.texi: Remove description of "exception" function
2166 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
2167 -msave-acc-in-interrupts options.
2169 2009-11-03 Richard Guenther <rguenther@suse.de>
2171 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
2173 2009-11-03 Dodji Seketeli <dodji@redhat.com>
2176 * c-common.c (fold_offsetof_1): Issue errors when the member
2177 designator of the offsetof expression is not legitimate.
2179 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2181 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
2182 names instead of numerical constants.
2183 (sse_prologue_save): Ditto.
2184 (*sse_prologue_save_insn): Ditto.
2186 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2189 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
2190 (TARGET_CALL_ESP): New define.
2191 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2193 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
2194 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
2195 *call_1, *call_value_pop_1 and *call_value_1. Depend on
2197 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
2198 New patterns, use "lsm" as operand 1 constraint.
2199 * config/i386/predicates.md (call_insn_operand): Depend on
2200 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
2202 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2204 PR tree-optimization/41857
2205 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
2206 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
2208 * tree-ssa-address.c (move_hint_to_base): New function.
2209 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
2210 address space associated with TYPE.
2211 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
2212 most_expensive_mult_to_index. Call move_hint_to_base.
2213 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
2214 TYPE to addr_to_parts.
2216 2009-11-02 Martin Jambor <mjambor@suse.cz>
2218 PR tree-optimization/41750
2219 * tree-sra.c (analyze_modified_params): Loop over all
2220 representatives of components of a parameter.
2222 2009-11-02 Jakub Jelinek <jakub@redhat.com>
2224 PR tree-optimization/41841
2225 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
2226 local variables of not yet materialized clones.
2229 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
2230 for a VOIDmode variable.
2233 * c-pragma.c (visstack): Change into vector of ints rather than
2234 enum symbol_visibility.
2235 (push_visibility): Add kind argument, push default_visibility together
2237 (pop_visibility): Add kind argument, return true if successful, fail
2238 if visibility stack is empty or if stack top is of different kind.
2239 (handle_pragma_visibility): Don't check length of visstack, instead
2240 call pop_visibility and issue diagnostics if it failed. Pass 0
2241 as last argument to push_visibility and pop_visibility.
2242 * c-pragma.h (push_visibility): Add kind argument.
2243 (pop_visibility): Likewise. Return bool instead of void.
2245 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
2247 * tree.def (TARGET_MEM_REF): Update comment.
2248 * alias.c (get_alias_set): Retrieve the original memory reference for
2249 a TARGET_MEM_REF before proceeding.
2251 2009-10-31 Anatoly Sokolov <aesok@post.ru>
2253 * config/frv/frv.c (frv_function_value, frv_libcall_value,
2254 frv_function_value_regno_p): New functions.
2255 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2256 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2257 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
2258 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
2260 2009-10-31 Anatoly Sokolov <aesok@post.ru>
2262 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
2263 new 'outgoing' argument.
2264 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
2265 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2266 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
2267 LIBCALL_VALUE): Remove.
2268 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
2269 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
2270 (mh10300_function_value_regno_p): Declare.
2272 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2274 * config/arm/cortex-a9.md: New - integer pipeline description.
2276 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
2278 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
2279 aborting if the sizes of the two references don't match.
2281 2009-10-31 Toon Moene <toon@moene.org>
2283 * ipa-inline.c (cgraph_decide_inlining):
2284 Include reason for not inlining called-once functions in dump file.
2286 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
2288 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
2289 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
2290 (LINK_SPEC): BE_LINK_SPEC added.
2292 2009-10-30 Richard Guenther <rguenther@suse.de>
2295 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
2297 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
2299 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
2300 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
2303 2009-10-30 Martin Jambor <mjambor@suse.cz>
2305 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
2307 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
2310 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
2311 first. Move assert on stack_alignment_estimated just before
2312 setting stack_realign_needed.
2313 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
2314 Don't call update_stack_boundary.
2316 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
2317 (verride_options): Don't check ix86_force_align_arg_pointer here.
2318 (ix86_function_ok_for_sibcall): Use it.
2319 (ix86_update_stack_boundary): Likewise.
2321 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
2323 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
2325 * arm.md (QHSI): New mode iterator.
2326 (movqi): If generating for thumb, then truncate any immediate to
2328 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
2330 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
2333 2009-10-29 Cary Coutant <ccoutant@google.com>
2336 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
2337 locations in the source).
2338 (store_vcall_insn): New function.
2339 (lookup_vcall_insn): New function.
2340 (dwarf2out_virtual_call_token): Use store_vcall_insn.
2341 (dwarf2out_copy_call_info): New function.
2342 (dwarf2out_virtual_call): Use lookup_vcall_insn.
2343 * emit-rtl.c (try_split): Call copy_call_info debug hook.
2344 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
2345 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
2346 (debug_nothing_rtx_rtx): New dummy hook.
2347 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
2348 (xcoff_debug_hooks): Likewise.
2349 * sdbout.c (sdb_debug_hooks): Likewise.
2350 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2352 2009-10-29 David Daney <ddaney@caviumnetworks.com>
2354 * doc/invoke.texi (mmcount-ra-address): Document new command line
2356 * config/mips/mips.opt (mmcount-ra-address): New option.
2357 * config/mips/mips-protos.h (mips_function_profiler): Declare new
2359 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
2361 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
2362 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
2364 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
2365 mips_function_profiler.
2367 2009-10-29 Steve Ellcey <sje@cup.hp.com>
2371 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
2372 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
2373 * optc-gen.awk (cl_target_option_restore): Include call to
2374 targetm.override_options_after_change.
2375 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
2376 * target.h (override_options_after_change): New.
2377 * c-common.c (parse_optimize_options): Call
2378 targetm.override_options_after_change.
2379 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
2380 (ia64_override_options_after_change): New.
2381 (ia64_override_options) Add call to above.
2383 2009-10-29 Michael Matz <matz@suse.de>
2385 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
2386 (gate_convert_to_rsqrt): Ditto.
2387 (pass_convert_to_rsqrt): Ditto.
2388 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
2389 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
2392 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
2394 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2396 * config/arm/arm.c (find_best_start): Fix type of remainder to be
2399 2009-10-29 Martin Jambor <mjambor@suse.cz>
2401 PR tree-optimization/41775
2402 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
2403 (generate_subtree_copies): Do not unshare agg.
2404 (load_assign_lhs_subreplacements): Do not unshare rhs.
2405 (sra_modify_assign): Do not unshare exprs.
2406 (propagate_subacesses_accross_link): Renamed to
2407 propagate_subaccesses_across_link.
2409 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
2411 * arm.c (count_insns_for_constant): Rework to support counting for
2412 thumb2 immediates as well.
2413 (find_best_start): Split out from arm_gen_constant.
2414 (arm_gen_constant): Rework to support XOR with immediate.
2416 2009-10-29 Chao-ying Fu <fu@mips.com>
2418 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
2420 (mips_expand_synci_loop): Use the length rtx to control the
2421 synci loop from the begin rtx that points to the first byte of
2424 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
2426 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
2428 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
2430 * dbxout.c (dbxout_common_check): Accept non public trees.
2431 * dwarf2out.c (fortran_common): Accept non public trees.
2433 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
2435 * common.opt (fuse-linker-plugin): New option.
2436 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
2438 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
2440 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2442 PR rtl-optimization/39715
2443 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
2444 (gen_cstoresi_ltu_thumb1): New splitter.
2446 2009-10-28 Richard Guenther <rguenther@suse.de>
2450 * tree-ssa.c (useless_type_conversion_p): Do not treat
2451 conversions to pointers to incomplete types as useless.
2452 * gimple.c (gimple_types_compatible_p): Compare struct tags,
2455 2009-10-28 Jakub Jelinek <jakub@redhat.com>
2457 * var-tracking.c (emit_note_insn_var_location): Don't call the second
2458 vt_expand_loc unnecessarily when location is not a register nor
2462 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
2463 fields don't have DECL_NAME.
2466 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
2467 call convert_memory_address on addr.
2470 * config/i386/i386.c (ix86_pic_register_p): Don't call
2471 rtx_equal_for_cselib_p for VALUEs discarded as useless.
2473 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
2475 * var-tracking.c (emit_note_insn_var_location): Get the mode of
2476 a variable part from its REG, MEM or VALUE.
2478 2009-10-28 Richard Guenther <rguenther@suse.de>
2480 * gimple.c (gimple_get_alias_set): Fix comment typo.
2482 2009-10-28 Richard Guenther <rguenther@suse.de>
2484 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
2485 (free_lang_data): Unconditionally compute alias sets for all
2486 standard integer types. Bail out if gate bailed out previously.
2487 Do not reset the types_compatible_p langhook.
2488 (gate_free_lang_data): Remove.
2489 (struct pass_ipa_free_lang_data): Enable unconditionally.
2490 * gimple.c (gimple_get_alias_set): Use the same alias-set for
2493 2009-10-28 Richard Guenther <rguenther@suse.de>
2496 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
2497 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
2498 (call_may_clobber_ref_p_1): Likewise.
2499 * tree-ssa-structalias.c (find_func_aliases): Likewise.
2500 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
2502 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2504 PR rtl-optimization/41812
2507 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2509 * df-problems.c (df_md_scratch): New.
2510 (df_md_alloc, df_md_free): Allocate/free it.
2511 (df_md_local_compute): Only include live registers in init.
2512 (df_md_transfer_function): Prune the in-set computed by
2513 the confluence function, and the gen-set too.
2515 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2517 PR rtl-optimization/39715
2518 * combine.c (simplify_comparison): Use extensions to
2519 widen comparisons. Try an ANDing first.
2521 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2523 PR rtl-optimization/40741
2524 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
2525 a small constant is cheap.
2526 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
2527 force_reg on the LHS.
2528 (xorsi3): Likewise, and split the XOR if the constant is complex
2529 and not in Thumb mode.
2531 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2533 * expmed.c (emit_store_flag): Check costs before
2534 transforming to the opposite representation.
2536 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2538 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
2539 cstore result to DImode.
2541 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
2543 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
2544 inside the unspec vector.
2546 2009-10-27 Richard Henderson <rth@redhat.com>
2548 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
2550 2009-10-27 Richard Henderson <rth@redhat.com>
2553 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
2554 eh_region_may_contain_throw; update users.
2555 (eh_region_may_contain_throw): New function.
2556 (lower_catch): Check flag_exceptions before creating exception region.
2557 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
2558 (lower_cleanup): Tidy existing flag_exceptions check to match.
2560 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
2563 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
2564 * config/i386/mingw.opt: Add fset-stack-executable.
2565 * config/i386/i386.c (ix86_trampoline_init): Make call to
2566 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
2567 defined and its value is not zero.
2570 2009-10-27 Richard Guenther <rguenther@suse.de>
2572 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
2573 handle calls to externally visible functions like in regular mode.
2574 (create_variable_info_for): Do not create function infos here.
2575 (have_alias_info): Remove write-only variable.
2576 (solve_constraints): New function split out from common code
2577 in compute_points_to_sets and ipa_pta_execute.
2578 (compute_points_to_sets): Adjust.
2579 (ipa_pta_execute): Likewise. Handle clones and externally visible
2580 functions like in non-IPA mode.
2582 2009-10-27 Jakub Jelinek <jakub@redhat.com>
2585 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
2588 2009-10-27 Richard Guenther <rguenther@suse.de>
2590 * tree-complex.c (expand_complex_div_wide): Check for
2591 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
2593 2009-10-27 Revital Eres <eres@il.ibm.com>
2595 PR tree-optimization/40648
2596 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2597 Change decision of when to peel for alignment.
2599 2009-10-27 Richard Guenther <rguenther@suse.de>
2602 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
2604 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
2607 * fold-const.c (fold_binary_loc): Do not call
2608 protected_set_expr_location.
2610 2009-10-27 Wei Guozhi <carrot@google.com>
2613 * target.h (have_conditional_execution): Add a new target hook
2615 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
2616 * targhooks.h (default_have_conditional_execution): Likewise.
2617 * targhooks.c (default_have_conditional_execution): Likewise.
2618 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
2619 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
2620 (arm_have_conditional_execution): New function.
2621 * ifcvt.c (noce_process_if_block, find_if_header,
2622 cond_exec_find_if_block, dead_or_predicable): Change the usage of
2623 macro HAVE_conditional_execution to a target hook call.
2624 * recog.c (peephole2_optimize): Likewise.
2625 * sched-rgn.c (add_branch_dependences): Likewise.
2626 * final.c (asm_insn_count, final_scan_insn): Likewise.
2627 * bb-reorder.c (HAVE_conditional_execution): Remove it.
2629 2009-10-26 Ben Elliston <bje@au.ibm.com>
2630 Michael Meissner <meissner@linux.vnet.ibm.com>
2631 Ulrich Weigand <uweigand@de.ibm.com>
2633 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
2634 * config/spu/spu_cache.h: New file.
2636 * config/spu/cachemgr.c: New file.
2637 * config/spu/cache.S: New file.
2639 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
2640 (ADDR_SPACE_EA): Define.
2641 (TARGET_ADDR_SPACE_KEYWORDS): Define.
2642 * config/spu/spu.c (EAmode): New macro.
2643 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
2644 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2645 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
2646 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
2647 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2648 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2649 (TARGET_ASM_SELECT_SECTION): Likewise.
2650 (TARGET_ASM_UNIQUE_SECTION): Likewise.
2651 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
2652 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
2653 (ea_symbol_ref): New function.
2654 (spu_legitimate_constant_p): Handle __ea qualified addresses.
2655 (spu_addr_space_legitimate_address_p): New function.
2656 (spu_addr_space_legitimize_address): Likewise.
2657 (cache_fetch): New global.
2658 (cache_fetch_dirty): Likewise.
2659 (ea_alias_set): Likewise.
2660 (ea_load_store): New function.
2661 (ea_load_store_inline): Likewise.
2662 (expand_ea_mem): Likewise.
2663 (spu_expand_mov): Handle __ea qualified memory references.
2664 (spu_addr_space_pointer_mode): New function.
2665 (spu_addr_space_address_mode): Likewise.
2666 (spu_addr_space_subset_p): Likewise.
2667 (spu_addr_space_convert): Likewise.
2668 (spu_section_type_flags): Handle "._ea" section.
2669 (spu_select_section): New function.
2670 (spu_unique_section): Likewise.
2671 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
2672 and __EA64__ predefined macros.
2673 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
2674 -matomic-updates switches.
2676 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
2677 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
2678 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
2679 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
2680 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
2681 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
2682 $(T)cache128k.o): Likewise.
2683 ($(T)libgcc_%.a): Likewise.
2685 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
2686 * config/spu/spu.opt (-mea32/-mea64): Add switches.
2687 (-maddress-space-conversion): Likewise.
2688 (-mcache-size=): Likewise.
2689 (-matomic-updates): Likewise.
2690 * doc/invoke.texi (-mea32/-mea64): Document.
2691 (-maddress-space-conversion): Likewise.
2692 (-mcache-size=): Likewise.
2693 (-matomic-updates): Likewise.
2695 2009-10-26 Ben Elliston <bje@au.ibm.com>
2696 Michael Meissner <meissner@linux.vnet.ibm.com>
2697 Ulrich Weigand <uweigand@de.ibm.com>
2699 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
2701 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
2702 defined, add the named address space keywords.
2703 (c_addr_space_name): New function.
2704 (complete_array_type): Preserve named address space.
2705 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
2706 instead of targetm.valid_pointer_mode.
2708 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
2709 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
2710 (ADDR_SPACE_KEYWORD): New macro.
2711 (c_addr_space_name): Add prototype.
2713 * c-tree.h (struct c_declspecs): Add address_space member.
2714 (declspecs_add_addrspace): Add prototype.
2716 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
2718 * c-parser.c (c_parse_init): Add assertion.
2719 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
2720 (c_lex_one_token): Handle address space keywords.
2721 (c_token_starts_typename): Likewise.
2722 (c_token_starts_declspecs): Likewise.
2723 (c_parser_declspecs): Likewise.
2724 (c_parser_postfix_expression_after_paren_type): Diagnose compound
2725 literal within function qualified with named address space.
2727 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
2728 address space qualifiers.
2729 (shadow_tag_warned): Warn about useless address space qualifiers.
2730 (quals_from_declspecs): Handle address space qualifiers.
2731 (grokdeclarator): Likewise.
2732 (build_null_declspecs): Likewise.
2733 (declspecs_add_addrspace): New function.
2735 * c-typeck.c (addr_space_superset): New function.
2736 (qualify_type): Handle named address spaces.
2737 (composite_type): Likewise.
2738 (common_pointer_type): Likewise.
2739 (comp_target_types): Likewise.
2740 (build_conditional_expr): Likewise.
2741 (handle_warn_cast_qual): Likewise.
2742 (build_c_cast): Likewise.
2743 (convert_for_assignment): Likewise.
2744 (build_binary_op): Likewise.
2745 (pointer_diff): Handle named address spaces. Use intermediate
2746 integer type of sufficient size if required.
2748 2009-10-26 Ben Elliston <bje@au.ibm.com>
2749 Michael Meissner <meissner@linux.vnet.ibm.com>
2750 Ulrich Weigand <uweigand@de.ibm.com>
2752 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
2753 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2754 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
2756 * target.h (struct target_def): Add pointer_mode, address_mode,
2757 and valid_pointer_mode to addr_space substructure.
2758 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
2759 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2760 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
2761 (TARGET_ADDR_SPACE_HOOKS): Add them.
2762 * targhooks.c (target_default_pointer_address_modes_p): New function.
2763 * target.h (target_default_pointer_address_modes_p): Add prototype.
2764 * targhooks.c (default_addr_space_pointer_mode): New function.
2765 (default_addr_space_address_mode): Likewise.
2766 (default_addr_space_valid_pointer_mode): Likewise.
2767 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
2768 (default_addr_space_address_mode): Likewise.
2769 (default_addr_space_valid_pointer_mode): Likewise.
2770 * output.h (default_valid_pointer_mode): Move to ...
2771 * targhooks.h (default_valid_pointer_mode): ... here.
2772 * varasm.c (default_valid_pointer_mode): Move to ...
2773 * targhooks.c (default_valid_pointer_mode): ... here.
2775 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
2776 instead of targetm.valid_pointer_mode.
2778 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
2779 * tree.c (integer_pow2p): Likewise.
2780 (tree_log2): Likewise.
2781 (tree_floor_log2): Likewise.
2782 (signed_or_unsigned_type_for): Support pointer type of different size.
2783 (int_or_pointer_precision): New function.
2784 * tree.h (int_or_pointer_precision): Add prototype.
2785 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
2786 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
2787 incoming pointer type instead of POINTER_SIZE.
2789 * tree.c (build_pointer_type): Use appropriate pointer mode
2790 instead of ptr_mode.
2791 (build_reference_type): Likewise.
2792 * expr.c (store_expr): Likewise.
2793 (expand_expr_addr_expr): Likewise.
2794 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
2795 * cfgexpand.c (expand_debug_expr): Likewise.
2797 * auto-inc-dec.c: Include "target.h".
2798 (try_merge): Use appropriate address mode instead of Pmode.
2799 (find_inc): Likewise.
2800 * combine.c (find_split_point): Likewise.
2801 * cselib.c (cselib_record_sets): Likewise.
2802 * dse.c (replace_inc_dec): Likewise.
2803 (canon_address): Likewise.
2804 * var-tracking.c (replace_expr_with_values): Likewise.
2805 (count_uses): Likewise.
2806 (add_uses): Likewise.
2807 (add_stores): Likewise.
2808 * emit-rtl.c: Include "target.h".
2809 (adjust_address_1): Use appropriate address mode instead of Pmode.
2810 (offset_address): Likewise.
2811 * explow.c (break_out_memory_refs): Likewise.
2812 (memory_address_addr_space): Likewise.
2813 (promote_mode): Likewise.
2814 * expr.c (move_by_pieces): Likewise.
2815 (emit_block_move_via_loop): Likewise.
2816 (store_by_pieces): Likewise.
2817 (store_by_pieces_1): Likewise.
2818 (expand_assignment): Likewise.
2819 (store_constructor): Likewise.
2820 (expand_expr_addr_expr): Likewise.
2821 (expand_expr_real_1): Likewise.
2822 * cfgexpand.c (expand_debug_expr): Likewise.
2823 * ifcvt.c (noce_try_cmove_arith): Likewise.
2824 * regcprop.c (kill_autoinc_value): Likewise.
2825 * regmove.c (try_auto_increment): Likewise.
2826 * reload.c (find_reloads): Likewise.
2827 (find_reloads_address): Likewise.
2828 (find_reloads_address_1): Likewise.
2829 * sched-deps.c: Include "target.h".
2830 (sched_analyze_1): Use appropriate address mode instead of Pmode.
2831 (sched_analyze_2): Likewise.
2832 * sel-sched-dump.c: Include "target.h".
2833 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
2834 * stor-layout.c (layout_type): Likewise.
2835 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2836 (multiplier_allowed_in_address_p): Likewise.
2837 (get_address_cost): Likewise.
2838 * varasm.c (make_decl_rtl): Likewise.
2840 * expr.c (expand_assignment): Always convert offsets to appropriate
2842 (store_expr): Likewise.
2843 (store_constructor): Likewise.
2844 (expand_expr_real_1): Likewise.
2846 * reload.h (form_sum): Add MODE argument.
2847 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
2848 Update recursive calls.
2849 (subst_indexed_address): Update calls to form_sum.
2851 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
2852 * tree-ssa-address.c: Include "target.h".
2853 (templates): Replace by ...
2854 (mem_addr_template_list): ... this new vector.
2855 (TEMPL_IDX): Handle address space numbers.
2856 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
2857 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
2858 instead of global cache. Update call to gen_addr_rtx.
2859 (valid_mem_ref_p): Update call to addr_for_mem_ref.
2860 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
2862 * rtl.h (convert_memory_address_addr_space): Add prototype.
2863 (convert_memory_address): Define as macro.
2864 * explow.c (convert_memory_address): Rename to ...
2865 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
2866 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
2867 Update recursive calls.
2868 (memory_address_addr_space): Call convert_memory_address_addr_space.
2869 * expmed.c (make_tree): Likewise.
2870 * expr.c (expand_assignment): Likewise.
2871 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
2872 (expand_expr_addr_expr): Likewise. Also, update call.
2874 * alias.c (find_base_value): Guard pointer size optimizations.
2875 (find_base_term): Likewise.
2876 * rtlanal.c (nonzero_bits1): Likewise.
2877 (num_sign_bit_copies1): Likewise.
2878 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
2880 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
2881 (emit-rtl.o): Likewise.
2882 (auto-inc-dec.o): Likewise.
2883 (sched-deps.o): Likewise.
2885 2009-10-26 Ben Elliston <bje@au.ibm.com>
2886 Michael Meissner <meissner@linux.vnet.ibm.com>
2887 Ulrich Weigand <uweigand@de.ibm.com>
2889 * doc/extend.texi (Named Address Spaces): New section.
2890 * coretypes.h (addr_space_t): New type.
2891 (ADDR_SPACE_GENERIC): New define.
2892 (ADDR_SPACE_GENERIC_P): New macro.
2894 * doc/tm.texi (Named Address Spaces): New section.
2895 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
2896 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
2897 (TARGET_ADDR_SPACE_SUBSET_P): Document.
2898 (TARGET_ADDR_SPACE_CONVERT): Document.
2899 * target.h (struct gcc_target): Add addr_space substructure.
2900 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
2901 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
2902 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2903 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2904 (TARGET_ADDR_SPACE_HOOKS): Likewise.
2905 (TARGET_INITIALIZER): Initialize addr_space hooks.
2906 * targhooks.c (default_addr_space_legitimate_address_p): New function.
2907 (default_addr_space_legitimize_address): Likewise.
2908 (default_addr_space_subset_p): Likewise.
2909 (default_addr_space_convert): Likewise.
2910 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
2911 (default_addr_space_legitimize_address): Likewise.
2912 (default_addr_space_subset_p): Likewise.
2913 (default_addr_space_convert): Likewise.
2915 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
2916 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
2917 (MEM_ADDR_SPACE): New macro.
2918 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
2919 address space memory attribute.
2920 (mem_attrs_htab_hash): Handle address space memory attribute.
2921 (mem_attrs_htab_eq): Likewise.
2922 (set_mem_attributes_minus_bitpos): Likewise.
2923 (set_mem_alias_set): Likewise.
2924 (set_mem_align): Likewise.
2925 (set_mem_expr): Likewise.
2926 (set_mem_offset): Likewise.
2927 (set_mem_size): Likewise.
2928 (adjust_address_1): Likewise.
2929 (offset_address): Likewise.
2930 (widen_memoy_address): Likewise.
2931 (get_spill_slot_decl): Likewise.
2932 (set_mem_attrs_for_spill): Likewise.
2933 (set_mem_addr_space): New function.
2934 * emit-rtl.h (set_mem_addr_space): Add prototype.
2935 * print-rtl.c (print_rtx): Print address space memory attribute.
2936 * expr.c (expand_assignment): Set address space memory attribute
2937 of generated MEM RTXes as appropriate.
2938 (expand_expr_real_1): Likewise.
2939 * cfgexpand.c (expand_debug_expr): Likewise.
2940 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2942 * tree.h (struct tree_base): Add address_space bitfield. Reduce
2943 size of "spare" bitfield.
2944 (TYPE_ADDR_SPACE): New macro.
2945 (ENCODE_QUAL_ADDR_SPACE): Likewise.
2946 (DECODE_QUAL_ADDR_SPACE): Likewise.
2947 (CLEAR_QUAL_ADDR_SPACE): Likewise.
2948 (KEEP_QUAL_ADDR_SPACE): Likewise.
2949 (TYPE_QUALS): Encode type address space.
2950 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
2951 * tree.c (set_type_quals): Set type address space.
2952 (build_array_type): Inherit array address space from element type.
2953 * print-tree.c (print_node_brief): Print type address space.
2954 (print_node): Likewise.
2955 * tree-pretty-print.c (dump_generic_node): Likewise.
2957 * explow.c (memory_address): Rename to ...
2958 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
2959 Use address-space aware variants of memory address routines.
2960 * recog.c (memory_address_p): Rename to ...
2961 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2962 Use address-space aware variants of memory address routines.
2963 (offsettable_address_p): Rename to ...
2964 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
2965 Use address-space aware variants of memory address routines.
2966 * reload.c (strict_memory_address_p): Rename to ...
2967 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2968 Use address-space aware variants of memory address routines.
2969 (maybe_memory_address_p): Rename to ...
2970 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2971 Use address-space aware variants of memory address routines.
2972 * expr.h (memory_address_addr_space): Add prototype.
2973 (memory_address): Define as macro.
2974 * recog.h (memory_address_addr_space_p): Add prototype.
2975 (memory_address_p): Define as macro.
2976 (offsettable_address_addr_space_p): Add prototype.
2977 (offsettable_address_p): Define as macro.
2978 (strict_memory_address_addr_space_p): Add prototype.
2979 (strict_memory_address_p): Define as macro.
2981 * combine.c (find_split_point): Use address-space aware variants
2982 of memory address routines.
2983 * emit-rtl.c (operand_subword): Likewise.
2984 (change_address_1): Likewise.
2985 (adjust_address_1): Likewise.
2986 (offset_address): Likewise.
2987 * expr.c (emit_move_insn): Likewise.
2988 (expand_assignment): Likewise.
2989 (expand_expr_real_1): Likewise.
2990 * recog.c (verify_changes): Likewise.
2991 (general_operand): Likewise.
2992 (offsettable_memref_p): Likewise.
2993 (offsettable_nonstrict_memref_p): Likewise.
2994 (constrain_operands): Likewise.
2995 * reload.c (get_secondary_mem): Likewise.
2996 (find_reloads_toplev): Likewise.
2997 (find_reloads_address): Likewise.
2998 (find_reloads_subreg_address): Likewise.
2999 * reload1.c (reload): Likewise.
3000 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
3001 * rtl.h (address_cost): Add ADDRSPACE argument.
3002 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
3003 aware variant of memory address routines.
3004 * loop-invariant.c (create_new_invariant): Update address_cost call.
3005 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
3006 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
3007 Use address-space aware variant of memory address routines.
3008 (propagate_rtx_1): Update call to should_replace_address.
3009 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
3011 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
3012 ADDRSPACE argument. Use per-address-space instead of global cache.
3013 Use address-space aware variant of memory address routines.
3014 (get_address_cost): Likewise.
3015 (get_computation_cost_at): Update calls.
3016 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
3017 Use address-space aware variant of memory address routines.
3018 (create_mem_ref_raw): Update call to valid_mem_ref_p.
3019 (most_expensive_mult_to_index): Update call to
3020 multiplier_allowed_in_address_p.
3022 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
3023 attribute to indicate named address spaces.
3025 * varasm.c (get_variable_section): DECLs in named address spaces
3028 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
3029 for addresses in a non-generic address space.
3031 * expr.c (emit_block_move_hints): Do not use libcalls for
3032 memory in non-generic address spaces.
3033 (clear_storage_hints): Likewise.
3034 (expand_assignment): Likewise.
3036 * fold-const.c (operand_equal_p): Expressions refering to different
3037 address spaces are not equivalent.
3039 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
3040 spaces are not equivalent.
3041 (rtx_equal_p): Likewise.
3042 * cse.c (exp_equiv_p): Likewise.
3043 * jump.c (rtx_renumbered_equal_p): Likewise.
3044 * reload.c (operands_match_p): Likewise.
3046 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
3047 address spaces may alias.
3048 (true_dependence): Likewise.
3049 (canon_true_dependence): Likewise.
3050 (write_dependence_p): Likewise.
3052 * dse.c (canon_address): Handle named address spaces.
3053 * ifcvt.c (noce_try_cmove_arith): Likewise.
3055 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
3056 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
3057 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
3058 to handle conversions between different address spaces.
3059 * fold-const.c (fold_convert_loc): Likewise.
3060 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
3061 * tree-pretty-print.c (dump_generic_node): Likewise.
3062 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
3063 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
3064 * tree-inline.c (estimate_operator_cost): Likewise.
3065 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
3066 to different address spaces are not useless.
3068 2009-10-26 Jakub Jelinek <jakub@redhat.com>
3071 * cfgcleanup.c (trivially_empty_bb_p): New function.
3072 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
3075 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
3076 add_name_and_src_coords_attributes, gen_namespace_die,
3077 dwarf2out_set_name): Handle dwarf2_name returning NULL.
3079 2009-10-26 Nick Clifton <nickc@redhat.com>
3081 * config.gcc: Add support for RX target.
3082 * config/rx: New directory.
3083 * config/rx/constraints.md: New file.
3084 * config/rx/predicates.md: New file.
3085 * config/rx/rx.c: New file.
3086 * config/rx/rx.h: New file.
3087 * config/rx/rx.md: New file.
3088 * config/rx/rx.opt: New file.
3089 * config/rx/rx-protos.h: New file.
3090 * config/rx/t-rx: New file.
3091 * doc/extend.texi: Document RX function attributes.
3092 * doc/invoke.texi: Document RX specific command line options.
3093 * doc/contrib.texi: Document RX contribution.
3094 * doc/md.texi: Document RX constraints.
3095 * doc/install.texi: Document RX support.
3097 2009-10-26 Michael Matz <matz@suse.de>
3099 PR tree-optimization/41783
3100 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
3101 case for simple diamonds.
3102 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
3103 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
3104 argument, use alias oracle to skip some vdefs.
3105 (phi_translate_1): Change call to above, don't allocate new
3106 value ids if they can stay the same.
3107 (compute_avail): Allow vuse walking when looking up references.
3109 2009-10-26 Richard Guenther <rguenther@suse.de>
3111 PR tree-optimization/41826
3112 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
3113 access to re-allocated vector fields.
3115 2009-10-26 Richard Guenther <rguenther@suse.de>
3117 * graphite-sese-to-poly.c (check_poly_representation): Fix
3118 compile without checking.
3120 2009-10-26 Janus Weil <janus@gcc.gnu.org>
3123 * gimple.h (tree_annotate_all_with_location): Remove prototype.
3124 * gimplify.c (tree_should_carry_location_p,
3125 tree_annotate_one_with_location,tree_annotate_all_with_location):
3126 Remove obsolete functions.
3128 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
3131 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
3133 2009-10-25 Richard Guenther <rguenther@suse.de>
3135 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
3136 Stream DECL_RESTRICTED_P.
3137 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
3139 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
3141 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
3142 a note when expanding to nothing.
3144 2009-10-25 Richard Guenther <rguenther@suse.de>
3147 * tree.c (find_decls_types_r): Deal with Java overloading
3148 BINFO_VIRTUALS for its own purpose.
3150 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
3152 * config/mips/predicates.md (hilo_operand): New predicate.
3153 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
3154 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
3155 splitter part from here ...:
3156 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
3157 op0 and op4 to match the DINS case.
3158 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
3160 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3163 * avr.md (QIDI): Add new mode iterator.
3164 (sbrx_branch<mode>): Create new zero extract bit, test and jump
3165 patterns for all QI thru DI modes combinations.
3166 (sbrx_and_branch<mode>): Create new and based bit test and jump
3167 patterns for QI thru SI modes.
3168 avr.c (avr_out_sbxx_branch): Use only bit number.
3170 2009-10-24 Jan Hubicka <jh@suse.cz>
3172 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
3174 (analyze_function): When analyzing noreturn nothrow call, do not
3175 compute written stats; free bitmaps of vars early if possible.
3176 (generate_summary): Only update bitmaps if computed.
3177 (propagate): Only dump bitmaps if computed.
3178 (ipa_reference_read_summary): Fix pasto.
3180 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
3182 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
3183 (aliasing_component_refs_p): ...this. Return true if there is no
3184 common base and the base access types have the same alias set.
3185 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
3186 (indirect_refs_may_alias_p): Likewise.
3188 2009-10-23 Joseph Myers <joseph@codesourcery.com>
3191 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
3192 a C_MAYBE_CONST_EXPR.
3194 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3197 * config/rs6000/rs6000.c (struct machine_function): Add
3198 vsx_or_altivec_used_p to record if vector types are used.
3199 (rs6000_expand_to_rtl_hook): Rename from
3200 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
3201 any vector operations, so if there are, we can set VRSAVE to
3202 non-zero when only floating point vector registers are used.
3203 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
3204 (rs6000_check_vector_mode): Inner function to check if vector
3205 types are used in the code.
3206 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
3207 vector instructions are used.
3209 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
3210 Indicate that VSX registers which overlap floating point
3211 registers, can't be used across a call, since the ABI only states
3212 the scalar part of the register will be saved and restored.
3214 2009-10-23 Joseph Myers <joseph@codesourcery.com>
3217 * alias.c (get_alias_set): Call langhook before returning 0 for
3218 types with structural equality.
3219 * c-common.c (c_common_get_alias_set): Use alias set of element
3220 type for arrays with structural comparison.
3222 2009-10-23 Richard Guenther <rguenther@suse.de>
3225 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
3226 gimple_call_nothrow_p.
3228 2009-10-23 Richard Guenther <rguenther@suse.de>
3230 PR tree-optimization/41778
3231 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
3232 redundancy along a path in the CFG we want to optimize for speed
3233 is going to be removed.
3234 (execute_pre): Do partial-PRE only if the function is to be
3235 optimized for speed.
3236 (gate_pre): Do not turn off all of PRE when not optimizing a
3239 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3241 * builtins.c (fold_builtin_cabs): Use validate_arg().
3242 (fold_builtin_cexp): Fix if-logic.
3243 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
3245 2009-10-22 Jeff Law <law@redhat.com>
3247 * ira-lives.c (process_single_reg_class_operands): Update the
3248 hard reg costs for all the hard registers desired by the
3249 single reg class operand.
3251 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
3253 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
3254 for rtxes that aren't handled specially.
3256 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
3258 * rtl.h (shallow_copy_rtvec): Declare.
3259 * rtl.c (shallow_copy_rtvec): New function.
3260 * cselib.c (cselib_subst_to_values): Use it. Only modify an
3261 rtx field if the subrtx has changed.
3263 2009-10-22 Anatoly Sokolov <aesok@post.ru>
3265 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
3266 (m32c_function_value): Make static, add new 'outgoing' argument.
3267 (m32c_libcall_value): Make static, add new 'fun' argument.
3268 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3269 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3270 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
3271 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
3272 (m32c_function_value, m32c_libcall_value): Delete declaration.
3274 2009-10-22 Diego Novillo <dnovillo@google.com>
3276 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
3278 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
3280 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
3283 2009-10-22 Richard Guenther <rguenther@suse.de>
3285 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
3286 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
3287 (lto_symtab_merge): Do not merge cgraph nodes here.
3288 (lto_symtab_resolve_can_prevail_p): Simplify.
3289 (lto_symtab_resolve_symbols): Store cgraph node.
3290 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
3291 functions from the symtab.
3292 (lto_symtab_merge_cgraph_nodes_1): New function.
3293 (lto_symtab_merge_cgraph_nodes): Likewise.
3295 2009-10-22 Richard Guenther <rguenther@suse.de>
3298 * lto-streamer-out.c (lto_output_location): Stream the
3300 * lto-streamer-in.c (lto_input_location): Likewise.
3302 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
3304 * cfgloopmanip.c (duplicate_subloops): Export.
3305 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
3306 (transform_to_exit_first_loop): Duplicate bbs starting from
3307 header up to loop->latch instead of exit->src.
3308 Initialize control variable to the correct number of iterations.
3309 (gather_scalar_reductions): Do not register double reductions.
3310 (parallelize_loops): Dump which loop is tested.
3311 Indicate whether the parallelized loop is inner or not.
3312 Remove the innermost-loop requirement.
3313 * cfgloop.h (duplicate_subloops): Export.
3314 * tree-cfg.c (add_phi_args_after_redirect): New function.
3315 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
3316 Call duplicate_subloops.
3317 Update number of iterations at the exit condition.
3318 Don't redirect nexits always to the loop exit.
3319 Redirect copied edges from latch to the loop exit.
3321 2009-10-22 Jan Hubicka <jh@suse.cz>
3323 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
3325 * ipa-inline.c (cgraph_mark_inline_edge,
3326 cgraph_decide_inlining_of_small_function,
3327 cgraph_decide_inlining, inline_read_summary): Disable indirect
3328 inlining for WPA for time being.
3330 PR tree-optimize/40556
3331 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
3333 2009-10-22 Richard Guenther <rguenther@suse.de>
3335 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
3336 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
3338 2009-10-22 Jan Hubicka <jh@suse.cz>
3341 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
3343 (check_call): Handle only indirect calls.
3344 (propagate_bits): Update comment.
3345 (write_node_summary_p): Turn bogus check to assert.
3346 (ipa_reference_write_summary): Stream calls_read_all properly.
3347 (ipa_reference_read_summary): Stream in calls_read_all properly.
3348 (read_write_all_from_decl): New function.
3349 (propagate): Handle OVERWRITABLE nodes and external calls here.
3350 * ipa-pre-const.c (check_call): In IPA mode handle indirect
3352 (analyze_function): Do not check visibility here.
3353 (add_new_function): We summary OVERWRITABLE too.
3354 (generate_summary): Stream OVERWRITABLE nodes too.
3355 (propagate): Handle external calls and OVERWRITABLE nodes here.
3356 (local_pure_const): Check visibility here.
3358 2009-10-22 Jan Hubicka <jh@suse.cz>
3360 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
3361 (pass_ipa_cp): Register them.
3362 (ipcp_init_stage): Analyze all functions for whopr/lto.
3363 (ipcp_propagate_stage): Skip external calls.
3364 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
3365 * ipa-reference.c (write_node_summary_p): Fix thinko about
3367 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
3368 when in ltrans, skip executing of ipa passes since everything
3369 should've been done.
3370 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
3371 (inline_generate_summary): Likewise.
3372 (inline_read_summary): New function.
3373 (inline_write_summary): New function.
3374 (pass_ipa_inline): Register new hooks.
3375 * ipa-prop.c: Inlcude lto-streamer.h
3376 (ipa_edge_args_vector): Update declaration.
3377 (ipa_count_arguments, ipa_compute_jump_functions,
3378 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
3379 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
3380 ipa_read_node_info): New static functions.
3381 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
3382 (duplicate_array): Use xmalloc.
3383 (duplicate_ggc_array): New.
3384 (ipa_edge_duplication_hook): Use it.
3385 (ipa_update_after_lto_read): New function.
3386 * ipa-prop.h (ipa_prop_write_jump_functions,
3387 ipa_prop_read_jump_functions): Declare.
3388 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
3389 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
3390 (ipa_edge_args_vector): Move into GGC.
3391 (ipa_check_create_edge_args): Update.
3392 (ipa_update_after_lto_read): New.
3393 * passes.c (ipa_write_summaries_1): When in wpa, do not write
3395 (ipa_read_summaries): When in ltrans, so not read summaries.
3396 * lto-streamer.c (lto_get_section_name): Add
3397 LTO_section_jump_functions.
3398 * lto-streamer.h (LTO_section_jump_functions): New section.
3399 (produce_asm): Declare.
3400 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
3401 * lto-streamer-out.c (produce_asm): Export.
3402 * lto-streamer-in.c: Include tree-pass.h
3403 (input_function): Free dominance info when done.
3404 (lto_read_body): Push ipa_inline in ltrans stage.
3405 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
3406 * Makefile.in (GTFILES): Add ipa-prop.h
3408 2009-10-22 Matthias Klose <doko@ubuntu.com>
3410 * doc/install.texi: Document --enable-browser-plugin.
3412 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
3414 * doc/invoke.texi (fira-loop-pressure): Update default value.
3415 * opts.c (decode_options): Remove default value setting for
3416 flag_ira_loop_pressure.
3417 * config/ia64/ia64.c (ia64_override_options): Set
3418 flag_ira_loop_pressure up for -O3.
3419 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3421 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
3423 PR tree-optimization/41497
3424 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
3425 chrec_dont_know if the evolution function returned by follow_ssa_edge
3426 is constant in the analyzed loop and is not compatible with the
3427 initial value before the loop.
3428 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
3430 2009-10-21 Joseph Myers <joseph@codesourcery.com>
3432 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
3434 2009-10-21 Jakub Jelinek <jakub@redhat.com>
3437 * doc/invoke.texi: Document -print-multi-os-directory.
3439 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
3442 * gcc/config/darwin10.h: Use default_emit_unwind_label.
3443 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
3444 when darwin_emit_unwind_label is used.
3446 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
3448 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
3451 2009-10-20 Richard Henderson <rth@redhat.com>
3453 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
3454 before emit_post_landing_pad.
3456 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
3458 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
3459 Use when calling rtx_costs.
3460 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
3461 global optimize_size. Pass speed to mips_binary_cost.
3463 2009-10-20 Jakub Jelinek <jakub@redhat.com>
3465 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
3468 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
3470 * rtl.h (simplify_replace_fn_rtx): Declare.
3471 (wrap_constant, unwrap_constant): Delete.
3472 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
3473 (expand_debug_expr): Don't call wrap_constant.
3474 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
3475 (auto_adjust_pair): Fold into...
3476 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
3477 Just return a new value.
3478 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
3479 otherwise use simplify_replace_rtx.
3480 * cselib.c (wrap_constant): Reinstate old definition.
3481 (cselib_expand_value_rtx_1): Don't wrap constants.
3482 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
3483 simplify_replace_rtx.
3484 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
3485 * reload1.c (reload): Skip all uses for an insn before adjusting it.
3486 Use simplify_replace_rtx.
3487 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
3489 (simplify_replace_rtx): ...here. Turn into a wrapper for
3490 simplify_replace_fn_rtx.
3491 (simplify_unary_operation): Don't unwrap CONSTs.
3492 * var-tracking.c (check_wrap_constant): Delete.
3493 (vt_expand_loc_callback): Don't call it.
3494 (vt_expand_loc): Likewise.
3496 2009-10-20 Pascal Obry <obry@adacore.com>
3497 Eric Botcazou <ebotcazou@adacore.com>
3499 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
3501 2009-10-20 Michael Matz <matz@suse.de>
3503 * loop-invariant.c (create_new_invariant): Use different magic number.
3505 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
3508 * arm.c (arm_override_options): Forcibly disable hot/cold block
3511 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
3514 * haifa-sched.c (try_ready): Skip debug deps updating speculation
3517 2009-10-20 Richard Guenther <rguenther@suse.de>
3519 * ggc-page.c: Include cfgloop.h.
3520 (struct max_alignment): Drop long double, add void *.
3521 (extra_order_size_table): Add low non-power-of-two multiples
3522 of MAX_ALIGNMENT. Drop small type-based entries, add
3523 tree_type, cgraph_node and loop.
3524 * alloc-pool.c (struct allocation_object_def): Drop long double
3527 2009-10-20 Jakub Jelinek <jakub@redhat.com>
3530 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
3531 referenced just in DEBUG_INSNs.
3533 2009-10-20 Richard Guenther <rguenther@suse.de>
3536 * gimple.c (gimple_register_type): Make sure we register
3537 the types main variant first.
3539 2009-10-20 Richard Guenther <rguenther@suse.de>
3541 * gimple.c (gimple_types_compatible_p): Simplify. Move
3542 cheap checks before hashtable queries. Add checks for
3543 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
3545 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
3547 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
3548 without size or with size that can't be represented as a host integer.
3550 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
3552 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
3553 the removal of a debug stmt as a significant change.
3555 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
3557 * config/s390/s390.md: Added agen condition to operand
3558 forwarding bypasses. Added bypass for early address generation
3559 use of int results. Updated comments.
3561 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
3563 * config/i386/i386.c: Remove signal.h #include.
3565 2009-10-20 Jie Zhang <jie.zhang@analog.com>
3567 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
3568 * doc/rtl.texi: Document ss_abs.
3570 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3572 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
3573 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
3574 instead of C_LEX_RAW_STRINGS.
3575 (lex_string): Handle CPP_UTF8STRING.
3576 * c-parser.c (c_parser_postfix_expression): Likewise.
3577 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
3578 (C_LEX_STRING_NO_JOIN): ... this.
3580 2009-10-19 Anatoly Sokolov <aesok@post.ru>
3582 * config/cris/cris.c (cris_function_value, cris_libcall_value,
3583 cris_function_value_regno_p): New functions.
3584 (cris_promote_function_mode): Update comment.
3585 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3586 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3587 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
3588 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
3590 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3592 * unwind-dw2.c (execute_stack_op): Fix operand order for
3593 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
3595 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
3597 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
3598 (lower_stmt) <GIMPLE_BIND>: Add comment.
3599 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
3601 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
3602 Otherwise lower it and set cannot_fallthru to true.
3603 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
3604 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
3605 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
3606 to true for a noreturn call. Do not remove statements.
3607 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
3608 Set cannot_fallthru to false on function exit.
3609 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
3610 <GIMPLE_ASSIGN>: Remove.
3612 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3614 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
3616 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3618 * config/s390/s390.c (s390_z10_optimize_cmp): Use
3619 next/prev_active_insn to skip DEBUG_INSNs as well.
3621 2009-10-19 Joseph Myers <joseph@codesourcery.com>
3623 * config/arm/arm.c (output_move_neon): Use DImode in call to
3626 2009-10-19 Matthias Klose <doko@ubuntu.com>
3629 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
3631 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3633 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
3635 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3638 * optabs.c (expand_binop): Make mode of shift count expression mode
3639 of shift count not target.
3642 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3644 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
3645 case. Force using values to replace references within the statement.
3646 (convert_local_reference_stmt): Likewise.
3648 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3650 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
3651 remove a subsequent GOTO or RETURN statement.
3653 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
3655 * config/avr.md (*movqi): Add zero as equally preferable constraint
3656 as general register.
3659 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3661 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
3663 2009-10-17 Richard Guenther <rguenther@suse.de>
3665 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
3667 2009-10-17 Richard Guenther <rguenther@suse.de>
3669 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
3670 operands in COMPONENT_REFs.
3672 2009-10-17 Anatoly Sokolov <aesok@post.ru>
3674 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
3675 if not defined. Change type of second argument to const_rtx.
3676 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
3678 * targhooks.h (default_libcall_value): Update prototype.
3679 * target.h (struct gcc_target): Change type of second argument of
3680 libcall_value to const_rtx.
3681 * config/arm/arm.c (arm_libcall_value): Change type of second argument
3683 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
3684 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
3686 2009-10-17 Jakub Jelinek <jakub@redhat.com>
3689 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
3690 * cgraphunit.c (cgraph_optimize): Call it.
3691 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
3692 (dwarf2out_assembly_start): ... here. New hook.
3693 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
3694 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
3696 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
3697 * sdbout.c (sdb_debug_hooks): Likewise.
3698 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
3699 (vmsdbgout_assembly_start): New hook.
3701 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3703 * rtl.h (RTL_LOCATION): Fix typo.
3705 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3707 * print-rtl.c (print_rtx): Print locators in asm_operands
3710 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3713 * sched-deps.c (depl_on_debug_p): New.
3714 (attach_dep_link): Reject debug deps before nondebug deps.
3715 (add_to_deps_list): Insert debug deps after nondebug deps.
3716 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
3718 (sd_add_dep): Do not reject debug deps.
3719 (add_insn_mem_dependence): Don't count debug deps.
3720 (remove_from_deps): Likewise.
3721 (sched_analyze_2): Set up mem deps on debug insns.
3722 (sched_analyze_insn): Record reg uses for deps on debug insns.
3723 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
3724 try_ready nondebug insn after debug insn.
3725 * ddg.c (create_ddg_dep_from_intra_loop_link,
3726 create_ddg_dep_no_link): Don't reject debug deps.
3728 2009-10-16 Richard Guenther <rguenther@suse.de>
3730 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
3731 (maybe_merge_incomplete_and_complete_type): Likewise.
3732 (lto_symtab_merge): Do not call them. Do not warn for
3733 complete vs. incomplete compatible types.
3734 (lto_symtab_merge_decls_2): Simplify.
3735 * gimple.c (gimple_force_type_merge): Remove.
3736 (gimple_types_compatible_p): Make it static.
3737 * gimple.h (gimple_force_type_merge): Remove.
3738 (gimple_types_compatible_p): Likewise.
3740 2009-10-16 Jakub Jelinek <jakub@redhat.com>
3742 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
3743 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
3745 2009-10-16 Richard Guenther <rguenther@suse.de>
3747 PR tree-optimization/41728
3748 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
3749 if fold_stmt did anything.
3751 2009-10-16 Richard Guenther <rguenther@suse.de>
3754 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
3755 (maybe_fixup_handled_component): New function.
3756 (input_gimple_stmt): Fixup mismatched decl replacements.
3758 2009-10-16 Richard Guenther <rguenther@suse.de>
3761 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
3762 the same as VAR_DECL.
3764 2009-10-16 Richard Guenther <rguenther@suse.de>
3766 * gimple.c (iterative_hash_gimple_type): For integer types
3767 also hash their minimum and maximum values and the string flag.
3768 For array types hash their domain and the string flag.
3770 2009-10-16 Richard Guenther <rguenther@suse.de>
3772 * gimple.c (gimple_types_compatible_p): Restrict completing
3773 types to record or unions. Simplify completion.
3774 Do not merge records or unions with different
3775 TYPE_STRUCTURAL_EQUALITY_P tag.
3776 (iterative_hash_gimple_type): Restrict non-recursing into
3777 pointer targets for records and unions.
3779 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3782 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
3783 * dwarf2out.c (mem_loc_descriptor): Don't handle
3784 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
3785 punt if it is not lowpart subreg or if inner mode isn't
3788 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3790 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
3791 investigating previous or next insns.
3793 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
3795 * tree-sra.c (build_ref_for_offset_1): Update comment.
3797 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
3799 * config/s390/s390.md (atype): Added missing values.
3801 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3804 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
3805 (casesi64p): Update pattern to reflect above.
3807 2009-10-15 Steve Ellcey <sje@cup.hp.com>
3809 PR rtl-optimization/41697
3810 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
3812 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3815 * config/rs6000/predicates.md: Update copyright year.
3816 * config/rs6000/altivec.md: Ditto.
3818 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
3819 (MD_INCLUDES): Add a2.md.
3821 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
3822 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
3823 (builtin_classify): New static vector to classify various builtins
3824 to get the tree attributes correct.
3825 (def_builtin): Set the attributes of builtins based on what the
3826 builtin does (i.e. memory operation, floating point, saturation
3827 need special attributes, others are pure functions).
3829 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
3831 (enum rs6000_builtins): Include rs6000-builtin.def to define the
3832 builtins. Change the end marker to MAX_RS6000_BUILTINS from
3833 RS6000_BUILTIN_COUNT.
3834 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
3835 MAX_RS6000_BUILTINS.
3837 * config/rs6000/rs6000-builtin.def: New file that combines the
3838 builtin enumeration name and attributes.
3840 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
3842 * config/i386/linux.h (ASM_SPEC): Add --32.
3844 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3846 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
3847 and DW_TAG_template_alias.
3848 (dwarf_attr_name): Handle DW_AT_main_subprogram,
3849 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
3850 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
3851 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
3852 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
3853 and DW_AT_GNU_odr_signature.
3854 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
3855 DW_FORM_flag_present and DW_FORM_ref_sig8.
3856 (output_signature): Only print name on the first byte.
3857 (output_die): Likewise for dw_val_class_data8.
3859 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
3861 * doc/invoke.texi: Clarify that most optimizations are not enabled
3864 2009-10-15 Richard Guenther <rguenther@suse.de>
3867 * gimple.c (compare_type_names_p): Handle anonymous names
3868 differently based on new mode argument.
3869 (gimple_types_compatible_p): For structs also compare the tags.
3870 (iterative_hash_type_name): Rename to ...
3871 (iterative_hash_name): ... this. Hash all names.
3872 (iterative_hash_gimple_type): Fix hashing the struct tag of
3873 pointer targets. Hash field decl names.
3875 2009-10-15 Richard Guenther <rguenther@suse.de>
3878 * gimple.c (gimple_get_alias_set): Avoid recursing on
3879 invalid type topology.
3881 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3883 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
3885 2009-10-15 Richard Guenther <rguenther@suse.de>
3887 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
3889 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3891 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
3892 add --with-tune{,-32,-64} configured default for -mtune if explicit
3895 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
3897 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
3899 2009-10-14 DJ Delorie <dj@redhat.com>
3901 * config/h8300/h8300.c (F): New.
3903 (h8300_emit_stack_adjustment): Call them.
3905 (h8300_push_pop): Likewise.
3906 (h8300_expand_prologue): Likewise.
3907 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
3908 (MUST_USE_SJLJ_EXCEPTIONS): Define.
3909 (INCOMING_RETURN_ADDR_RTX): Define.
3910 (INCOMING_FRAME_SP_OFFSET): Define.
3911 (DWARF_CIE_DATA_ALIGNMENT): Define.
3913 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3915 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
3916 fields in builtin structs.
3917 (finalize_record_size): Likewise.
3919 2009-10-14 Richard Guenther <rguenther@suse.de>
3921 * gimple.c (gtc_ob): New global.
3922 (struct type_pair_d): Replace pointers with type UIDs.
3923 (type_pair_hash): Adjust.
3924 (type_pair_eq): Likewise.
3925 (lookup_type_pair): Likewise. Allocate from an obstack.
3926 (gimple_force_type_merge): Adjust.
3927 (gimple_types_compatible_p): Likewise.
3928 (free_gimple_type_tables): Free the obstack.
3930 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3932 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
3933 stmts setting DEBUG_EXPR_DECLs.
3935 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
3936 Don't crash if mode1 is VOIDmode.
3938 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
3940 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
3941 * params.h (IRA_LOOP_RESERVED_REGS): New.
3942 * tree-pass.h (pass_subregs_of_mode_init,
3943 pass_subregs_of_mode_finish): Remove.
3944 * passes.c (pass_subregs_of_mode_init,
3945 pass_subregs_of_mode_finish): Remove.
3946 (pass_reginfo_init): Move before loop optimizations.
3947 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
3948 * common.opt (fira-loop-pressure): New.
3949 * toplev.h (flag_ira_loop_pressure): New.
3950 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
3951 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
3952 Make external and void type functions.
3953 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
3954 pass_subregs_of_mode_finish): Remove.
3955 * ira-costs.c (init_costs): Call init_subregs_of_mode.
3956 * regmove.c: Include ira.h.
3957 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
3958 register pressure calculation in loops.
3959 * loop-invariant.c: Include REGS_H and ira.h.
3960 (struct loop_data): New members max_reg_pressure, regs_ref, and
3962 (struct invariant): New member orig_regno.
3963 (curr_loop): New variable.
3964 (find_exits): Initialize regs_ref and regs_live.
3965 (create_new_invariant): Initialize orig_regno.
3966 (get_cover_class_and_nregs): New.
3967 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
3968 array. Add code for flag_ira_loop_pressure.
3969 (gain_for_invariant): Make new_regs an array. Add code for
3970 flag_ira_loop_pressure.
3971 (best_gain_for_invariant): Ditto.
3972 (set_move_mark): New parameter gain. Use it for debugging output.
3973 (find_invariants_to_move): Make regs_needed and new_regs an array.
3974 Add code for flag_ira_loop_pressure.
3975 (move_invariant_reg): Set up orig_regno.
3976 (move_invariants): Set up reg classes for pseudos for
3977 flag_ira_loop_pressure.
3978 (free_loop_data): Clear regs_ref and regs_live.
3979 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
3980 get_regno_cover_class, change_pressure, mark_regno_live,
3981 mark_regno_death, mark_reg_store, mark_reg_clobber,
3982 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
3983 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
3984 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
3985 register pressure calculation in loops if new regs were added.
3986 Call finish_subregs_of_mode.
3987 * opts.c (decode_options): Set up flag_ira_loop_pressure.
3988 * Makefile.in (loop-invariant.o): Add ira.h.
3990 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
3992 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
3994 2009-10-14 Richard Guenther <rguenther@suse.de>
3996 * lto-symtab.c (lto_symtab_compatible): Fold in ...
3997 (lto_symtab_merge): ... here. Rewrite both to take the
3998 prevailing and a to-be-merged entry and to queue diagnostics properly.
3999 (lto_symtab_resolve_replaceable_p): New predicate for
4001 (lto_symtab_resolve_can_prevail_p): Likewise.
4002 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
4003 handles merging commons by choosing the largest decl. Fold
4004 in code that gives ODR errors.
4005 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
4007 (lto_symtab_merge_decls_1): Re-structure. Deal with the
4008 case of no prevailing decl here. Diagnose mismatches
4009 in object types here. Drop all but the prevailing decls.
4010 (lto_symtab_prevailing_decl): Return the single prevailing decl.
4011 * lto-streamer-in.c (lto_input_tree_ref): Deal with
4012 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
4014 2009-10-14 Richard Guenther <rguenther@suse.de>
4017 * lto-streamer-in.c (input_bb): Replace debug stmts with
4018 nops instead of dropping them.
4020 2009-10-14 Nick Clifton <nickc@redhat.com>
4022 * gcc/doc/extended.texi: Replace the dash character with @minus{}
4023 in situations where it is being used as a minus symbol.
4024 * gcc/doc/tm.texi: Likewise.
4025 * gcc/doc/md.texi: Likewise.
4027 2009-10-14 Jakub Jelinek <jakub@redhat.com>
4029 PR preprocessor/41543
4030 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
4031 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
4032 * tree.c: Include intl.h.
4033 (expand_location): Handle BUILTINS_LOCATION.
4034 * Makefile.in (tree.o): Depend on intl.h.
4037 * dwarf2out.c (dwarf2out_var_location): Always clear
4038 last_postcall_label when changing last_label.
4040 2009-10-14 Pascal Obry <obry@adacore.com>
4042 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
4043 (process_command): Handle -E as done with -c and -S. Do not add
4044 the target executable suffix to the output file when -E is used.
4045 (main): Adjust error message accordingly.
4047 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
4053 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
4055 (tree_code_size): Likewise.
4057 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4059 * builtins.c (fold_builtin_1): Support complex "arc" functions.
4060 * real.h (HAVE_mpc_arc): Define.
4062 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
4064 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
4065 (struct builtin_description): Add fndecl field.
4066 (bdesc): Remove const qualifier. Update initializer.
4067 (sh_media_init_builtins): Remove const qualifier for d. Record
4068 the result of add_builtin_function to the fndecl field.
4069 (sh_builtin_decl): New.
4070 (sh_media_builtin_decl): New.
4072 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
4075 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
4076 requests between special registers.
4078 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
4080 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
4082 2009-10-13 Richard Henderson <rth@redhat.com>
4084 PR tree-optimization/41377
4085 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
4086 (cleanup_empty_eh_merge_phis): New change_region parameter;
4087 pass it on to redirect_eh_edge_1. Update callers.
4088 (cleanup_empty_eh_unsplit): Don't require an existing EH label
4089 at the destination block.
4091 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
4093 * passes.c (register_pass): Replaced gcc_unreachable by
4094 fatal_error on failure. Mentions plugins in comments & messages.
4096 2009-10-13 Jakub Jelinek <jakub@redhat.com>
4099 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
4100 * sched-vis.c (print_value): Use it.
4101 * cselib.c (cselib_hash_rtx): Likewise.
4102 * print-rtl.c (print_rtx): Likewise.
4103 * cfgexpand.c (expand_debug_rtx): Likewise.
4104 * var-tracking.c (vt_expand_loc_callback): Likewise.
4106 2009-10-13 Richard Guenther <rguenther@suse.de>
4109 * opts.c (handle_option): Split out code to handle setting
4110 the options flag var ...
4111 (set_option): ... here.
4112 * opts.h (set_option): Declare.
4113 * lto-opts.c (register_user_option_p): Include -fexceptions
4114 and all position independent code variants.
4115 (handle_common_option): Remove.
4116 (lto_reissue_options): Use set_option.
4118 2009-10-13 Martin Jambor <mjambor@suse.cz>
4120 PR tree-optimization/41661
4121 * ipa-prop.c (compute_complex_pass_through): Allow only operations
4122 that are tcc_comparisons or do not change the type in any
4124 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
4125 folding tcc_comparison operations.
4127 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4129 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
4132 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
4138 * tree.def (DEBUG_EXPR_DECL): New.
4139 * rtl.def (DEBUG_EXPR): New.
4140 * gengtype.c (adjust_field_rtx_def): Handle it.
4141 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
4142 (insert_debug_temp_for_var_def): ... this. Drop support for
4143 moving. Take iterator for def stmt; insert debug stmt before it.
4144 Scan early for use count and kind in debug stmts.
4145 (propagate_defs_into_debug_stmts): Rename to...
4146 (insert_debug_temps_for_defs): ... this. Likewise.
4147 * tree.h (DEBUG_TEMP_UID): New.
4148 * tree.c (next_debug_decl_uid): New.
4149 (make_node_stat): Count debug decls separately.
4150 (copy_node_stat): Likewise.
4151 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
4152 * var-tracking.c (dv_is_decl_p): Recognize it.
4153 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
4154 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
4155 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
4156 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
4157 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
4158 (cselib_hash_rtx): Likewise.
4159 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
4160 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
4162 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
4163 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
4164 * rtl.c (copy_rtx): Likewise.
4165 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
4166 * print-rtl.c (print_rtx): Likewise.
4167 * sched-vis.c (print_value): Likewise.
4168 (print_insn): Handle DEBUG_EXPR_DECL.
4169 * tree-dump.c (dequeue_and_dump): Likewise.
4170 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
4171 * gimple-iterator (gsi_replace): Check for same lhs.
4172 (gsi_remove): Insert debug temps.
4173 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
4174 (move_computations_stmt): Drop explicit propagation into debug stmts.
4175 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
4176 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
4177 * tree-ssa-sink.c (statement_sink_location): Likewise.
4178 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
4179 * tree-ssanames.c (release_ssa_name): Adjust for rename.
4180 * tree-flow.h: Likewise.
4181 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
4182 debug temps without values.
4183 (eliminate_unnecessary_stmts): Don't discard just-inserted
4186 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
4189 * config/cris/cris.md (andu): Check that operand 1 is one of the
4190 general registers. Fix typo in head comment.
4192 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
4194 * config/i386/i386.md (vswapmov): New.
4195 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
4196 (ix86_function_ms_hook_prologue): New.
4197 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
4198 * configure.ac: Test for swap suffix support in as.
4199 * configure: Rebuild.
4201 2009-10-12 Jakub Jelinek <jakub@redhat.com>
4204 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
4205 paradoxical subregs to prevent partial register stalls if the inner
4206 mode is integer mode.
4208 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
4210 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
4212 2009-10-12 Dodji Seketeli <dodji@redhat.com>
4215 * gcc/dwarf2out.c (template_parameter_pack_die,
4216 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
4218 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
4221 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
4223 (maybe_register_def): Likewise. Take stmt iterator.
4224 (rewrite_update_stmt): Take stmt iterator and pass it on.
4225 (rewrite_update_enter_block): Pass stmt iterator.
4227 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4229 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
4230 (spu_builtin_decl): New function.
4232 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
4234 * config/i386/i386.md (SWIM): New mode iterator.
4235 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
4236 using SWIM mode iterator.
4237 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
4238 patterns using SWI48 mode iterator.
4239 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
4240 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
4241 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
4242 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
4243 patterns using SWI248 mode iterator.
4244 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
4245 gen_x86_movdicc_0_m1_rex64 for renamed function
4247 2009-10-11 Jose Ruiz <ruiz@adacore.com>
4248 Eric Botcazou <ebotcazou@adacore.com>
4251 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
4252 * config/sparc/sol2-unwind.h: New file.
4254 2009-10-11 Olivier Hainque <hainque@adacore.com>
4255 Eric Botcazou <ebotcazou@adacore.com>
4258 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
4259 * config/i386/sol2-unwind.h: New file.
4261 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
4264 * config/i386/i386.md (addsi_1_zext): Get the proper second
4267 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
4269 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
4270 all OLD_RTXes, not just REGs. Use copy_rtx to create the
4273 2009-10-11 Richard Guenther <rguenther@suse.de>
4275 * gimple.c (iterative_hash_type_name): Do not handle special
4278 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
4280 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
4281 (*setcc_si_1_and): Ditto.
4282 (*setcc_si_1_movzbl): Ditto.
4283 (*setcc_<mode>_2): Ditto.
4284 (*setcc_qi): Rename from *setcc_1.
4285 (*setcc_qi_slp): Rename from *setcc_2.
4287 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
4288 (*zero_extendqisi2_movzbw_and splitter): Ditto.
4290 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
4291 "if" condition, there is already assert with reload_completed present.
4293 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
4295 * plugin.c (try_init_one_plugin): Improve constness of variable err.
4297 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
4299 * doc/install.texi (Final install): Refer to
4300 http://gcc.gnu.org/bugs/ for bug reporting.
4302 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
4304 * configure.ac: Add test for dci instruction.
4305 * configure: Regenerate.
4306 * config.in: Likewise.
4307 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
4308 * doc/invoke.texi: Add cpu_type 476 and 476fp.
4309 (-mmulhw): Add 476 to description.
4310 (-mdlmzb): Likewise.
4311 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
4312 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
4313 (processor_target_table): Add 476 and 476fp entries.
4314 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
4315 (rs6000_issue_rate): Add CPU_PPC476.
4316 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
4317 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
4318 (processor_type): Add PROCESSOR_PPC476.
4319 (EXTRA_SPECS): Add asm_cpu_476 string.
4320 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
4321 (define_attr "cpu"): Add ppc476.
4323 Update comments for 476.
4324 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
4325 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
4326 Update copyright year.
4327 * config/rs6000/476.md: New file.
4328 * config/rs6000/40x.md: Add description for "isel" attribute.
4329 Update copyright year.
4330 * config/rs6000/440.md: Likewise.
4331 * config/rs6000/603.md: Likewise.
4332 * config/rs6000/6xx.md: Likewise.
4333 * config/rs6000/7450.md: Likewise.
4334 * config/rs6000/7xx.md: Likewise.
4335 * config/rs6000/8540.md: Likewise.
4336 * config/rs6000/cell.md: Likewise.
4337 * config/rs6000/e300c2c3.md: Likewise.
4338 * config/rs6000/e500mc.md: Likewise.
4339 * config/rs6000/mpc.md: Likewise.
4340 * config/rs6000/power4.md: Likewise.
4341 * config/rs6000/power5.md: Likewise.
4342 * config/rs6000/power6.md: Likewise.
4343 * config/rs6000/power7.md: Likewise.
4344 * config/rs6000/rios1.md: Likewise.
4345 * config/rs6000/rios2.md: Likewise.
4346 * config/rs6000/rs64.md: Likewise.
4348 2009-10-10 Richard Guenther <rguenther@suse.de>
4350 PR tree-optimization/41654
4351 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
4352 a cond expr before calling gimple_cond_set_condition_from_tree.
4353 (ifcombine_iforif): Likewise.
4355 2009-10-09 Ian Lance Taylor <iant@google.com>
4357 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
4358 * configure: Rebuild.
4360 2009-10-09 Neil Vachharajani <nvachhar@google.com>
4362 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
4365 2009-10-09 Richard Guenther <rguenther@suse.de>
4368 * target-def.h (TARGET_BUILTIN_DECL): Define.
4369 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
4370 * target.h (struct gcc_target): Add builtin_decl target hook.
4371 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
4372 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
4374 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
4375 not gcc_unreachable.
4376 (lto_output_builtin_tree): Sorry if the target does not support
4377 streaming target builtins.
4378 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
4379 (rs6000_builtin_decl): New function.
4380 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
4381 (ix86_builtin_decl): New function.
4383 2009-10-09 Jakub Jelinek <jakub@redhat.com>
4385 PR preprocessor/41445
4386 * c-ppoutput.c (do_line_change): New function.
4387 (cb_line_change): Use it.
4388 (scan_translation_unit): Call do_line_change if
4389 avoid_paste or PREV_WHITE and token location is on a different line
4390 than print.src_line.
4393 * dwarf2out.c (dwarf2out_init): Test whether
4394 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
4397 PR rtl-optimization/41646
4398 * calls.c (expand_call): For BLKmode types returned in registers
4399 avoid likely spilled hard regs in copy_blkmode_from_reg generated
4402 2009-10-09 Richard Guenther <rguenther@suse.de>
4404 PR tree-optimization/41634
4405 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
4406 we remove the correct elements.
4407 (optimize_stmt): Make sure to update stmt operands before
4408 optimizing redundancies.
4410 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4412 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
4414 2009-10-09 Richard Guenther <rguenther@suse.de>
4417 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
4419 (lto_wrapper_exit): New function.
4421 (fatal_perror): Likewise.
4422 (fork_execute): Use global args_name, do not free it.
4423 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
4424 * lto-streamer.h: Remove duplicate prototypes.
4426 2009-10-09 Richard Guenther <rguenther@suse.de>
4428 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
4429 before calling stmt_can_throw_external.
4431 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
4433 PR tree-optimization/40071
4434 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
4435 pointer if the original data reference doesn't conflict with the
4436 created vector data reference. Fix long line.
4438 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
4440 * config/i386/i386.md (any_div): New code iterator.
4441 (u): Handle div and udiv.
4443 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
4445 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
4446 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
4447 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
4448 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
4450 2009-10-08 Joseph Myers <joseph@codesourcery.com>
4452 * gcc.c (main): Remove trailing "." from diagnostics.
4454 2009-10-08 Cary Coutant <ccoutant@google.com>
4456 Add support for debugging with ICF (Identical Code Folding).
4457 * calls.c (debug.h): New #include.
4458 (emit_call_1): Call virtual_call_token debug hook.
4459 * common.opt (-fenable-icf-debug): New option.
4460 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
4461 locations in the source).
4462 (poc_label_num): New variable.
4463 (dcall_entry, vcall_entry): New typedefs.
4464 (dcall_table, vcall_table): New variables.
4465 (struct vcall_insn): New type.
4466 (vcall_insn_table): New variable.
4467 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
4468 (size_of_dcall_table): New function.
4469 (output_dcall_table): New function.
4470 (size_of_vcall_table): New function.
4471 (output_vcall_table): New function.
4472 (dwarf2out_direct_call): New function.
4473 (vcall_insn_table_hash): New function.
4474 (vcall_insn_table_eq): New function.
4475 (dwarf2out_virtual_call_token): New function.
4476 (dwarf2out_virtual_call): New function.
4477 (dwarf2out_init): Allocate new tables and sections.
4478 (prune_unused_types): Mark DIEs referenced from direct call table.
4479 (dwarf2out_finish): Output direct and virtual call tables.
4480 * final.c (final_scan_insn): Call direct_call and virtual_call
4482 * debug.h (struct gcc_debug_hooks): Add direct_call,
4483 virtual_call_token, virtual_call hooks.
4484 (debug_nothing_uid): New function.
4485 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
4486 (debug_nothing_uid): New function.
4487 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
4488 (xcoff_debug_hooks): Likewise.
4489 * sdbout.c (sdb_debug_hooks): Likewise.
4490 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4491 * doc/invoke.texi (-fenable-icf-debug): New option.
4493 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
4496 * regmove.c (regmove_backward_pass): Replace src with dst in the
4497 debug insn, and check for dst before rather than after.
4499 2009-10-08 Janis Johnson <janis187@us.ibm.com>
4501 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
4502 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
4504 2009-10-08 Jan Hubicka <jh@suse.cz>
4507 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
4508 do not mark cgraph nodes as needed.
4509 (record_references_in_initializer): Add new only_vars parameter.
4510 * cgraph.h (record_references_in_initializer): New parameter.
4511 * varasm.c (assemble_variable): Update call.
4512 * varpool.c (varpool_analyze_pending_decls): Always look for
4515 2009-10-08 Anatoly Sokolov <aesok@post.ru>
4517 * config/avr/avr.c (last_insn_address) Remove variable.
4518 (expand_prologue): Don't initialise last_insn_address variable.
4519 (final_prescan_insn): Don't output insn size.
4520 * config/avr/avr.opt (msize): Remove switch.
4521 * doc/invoke.texi (AVR Options): Remove documentation of -msize
4524 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
4526 * combine.c (label_tick_ebb_start): Fix comment.
4527 (combine_instructions): Set label_tick and label_tick_ebb_start before
4528 calling setup_incoming_promotions. Start them from 1. Increment
4529 label_tick instead of deriving it from the BB index. Rather than
4530 comparing ticks use the block from the previous iteration to decide
4531 whether to start a new EBB. Remove empty lines before function.
4533 2009-10-08 Michael Matz <matz@suse.de>
4536 * builtins.c (fold_builtin_isascii): Use fold_build2.
4537 (fold_builtin_isdigit): Ditto.
4538 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
4539 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
4540 remove_useless_stmts_cond, remove_useless_stmts_tf,
4541 remove_useless_stmts_tc, remove_useless_stmts_bind,
4542 remove_useless_stmts_goto, remove_useless_stmts_label,
4543 remove_useless_stmts_1, remove_useless_stmts,
4544 pass_remove_useless_stmts): Remove.
4545 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
4546 * passes.c (init_optimization_passes): Don't add
4547 pass_remove_useless_stmts.
4548 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
4549 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
4551 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
4552 for static constants.
4553 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
4554 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
4556 2009-10-08 Richard Guenther <rguenther@suse.de>
4558 * gimple.c (free_gimple_type_tables): New function.
4559 * gimple.h (free_gimple_type_tables): Declare.
4561 2009-10-07 Mark Heffernan <meheff@google.com>
4563 * ipa-prop.c (ipa_print_node_params) Only print
4564 names of named arguments.
4566 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
4568 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
4569 being statically linked.
4571 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4573 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
4575 2009-10-08 Jan Hubicka <jh@suse.cz>
4578 * ipa.c (cgraph_externally_visible_p,
4579 function_and_variable_visibility,
4580 whole_program_function_and_variable_visibility): Skip non-finalized
4583 2009-10-08 Nick Clifton <nickc@redhat.com>
4585 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
4588 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
4591 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
4593 2009-10-07 Joseph Myers <joseph@codesourcery.com>
4596 * c-common.c (c_fully_fold_internal): Strip nops from the result
4597 of recursive calls to c_fully_fold_internal.
4598 (c_wrap_maybe_const): New.
4599 (c_save_expr): Use c_wrap_maybe_const.
4600 * c-common.h (c_wrap_maybe_const): Declare.
4601 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
4602 build_binary_op): Use c_wrap_maybe_const.
4604 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4606 * real.c: Fix comment to reflect actual exponent size.
4608 2009-10-08 Ben Elliston <bje@au.ibm.com>
4610 * config/rs6000/a2.md: Add FSF comment header.
4612 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
4614 * config/i386/i386.md (any_extend): New code iterator.
4615 (u, s): New code attributes.
4617 (DWIH): Rewrite as code iterator for SI and DI modes.
4618 (DWI): Rewrite as mode attribute.
4619 (dwi): New mode attribute.
4620 (di): Depend on SI mode and DI mode.
4621 (doubleint_general_operand): Remove mode attribute.
4623 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
4626 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
4627 (*sub<mode>3_doubleword): Ditto.
4629 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
4630 using SWIM248 mode iterator.
4631 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
4632 using SWI48 mode iterator.
4633 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
4634 patterns using DWIH mode iterator and any_extend code iterator.
4635 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
4636 using any_extend code iterator.
4637 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
4638 patterns using DWIH mode iterator and any_extend code iterator.
4639 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
4640 using any_extend code iterator.
4641 (<s>mul<mode>3_highpart): Macroize expander from
4642 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
4643 and any_extend code iterator.
4644 (*<s>muldi3_highpart_1): Macroize insn from
4645 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
4646 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
4647 patterns using any_extend code iterator.
4648 (*<s>mulsi3_highpart_zext): Macroize insn from
4649 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
4651 2009-10-07 Jakub Jelinek <jakub@redhat.com>
4653 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
4654 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
4655 refering to a DIE with DW_AT_const_value.
4657 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
4660 * ira-lives.c (check_and_make_def_conflict): Process all operands.
4662 2009-10-06 Jan Hubicka <jh@suse.cz>
4664 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
4667 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4669 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
4670 *lea_2_rex64): Move before *add<mode>_1 pattern.
4672 2009-10-07 Jan Hubicka <jh@suse.cz>
4674 * collect2.c (main): Add -fno-whole-program.
4675 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
4677 2009-10-07 Jan Hubicka <jh@suse.cz>
4679 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
4680 has no address taken.
4681 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
4683 (cgraph_clone_node): Clear externally_visible flag for clones.
4684 * cgraph.h (cgraph_only_called_directly_p,
4685 cgraph_can_remove_if_no_direct_calls_p): New predicates.
4686 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
4687 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
4688 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
4689 ipcp_insert_stage): Likwise.
4690 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
4691 externally_visible flag.
4692 (verify_cgraph_node): Verify that inline clones look right.
4693 (process_function_and_variable_attributes): Do not set
4694 externally_visible flags.
4695 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
4697 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
4699 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
4700 clear externally_visible when turning into inline clones
4701 (cgraph_mark_inline_edge): Use new predicates.
4702 (cgraph_estimate_growth): Likewise.
4703 (cgraph_decide_inlining): Likewise.
4704 * ipa.c (cgraph_postorder): Likewise.
4705 (cgraph_remove_unreachable_nodes): Likewise; sanity check
4706 that inline clones are not needed.
4707 (cgraph_externally_visible_p): New predicate.
4708 (function_and_variable_visibility): Add whole_program parameter;
4709 always set externally_visible flag; handle COMDAT function
4711 (local_function_and_variable_visibility): New function.
4712 (gate_whole_program_function_and_variable_visibility): New function.
4713 (whole_program_function_and_variable_visibility): New function.
4714 (pass_ipa_whole_program_visibility): New function.
4715 * passes.c (init_optimization_passes): Add whole program visibility
4717 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
4718 not care about needed/reachable flags.
4719 * varpool.c: Include flags.h
4720 (decide_is_variable_needed): When doing LTO assume whole-program mode.
4721 (varpool_finalize_decl): When we are in LTO read-back, all variables
4723 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
4725 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4727 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
4730 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4732 * config.gcc: Don't include the makefile fragments intended for
4734 * config/s390/fixdfdi.h: File removed.
4735 * config/s390/libgcc-glibc.ver: File removed.
4736 * config/s390/s390.h: Remove the fixdfdi.h hack.
4737 * config/s390/t-crtstuff: File moved to libgcc dir.
4738 * config/s390/t-linux: Likewise.
4739 * config/s390/t-tpf: libgcc specific parts removed.
4740 * config/s390/t-linux64: Likewise.
4742 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
4744 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
4745 (lto-compress.o): Likewise.
4747 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
4750 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
4751 dllexport to class members here.
4752 (i386_pe_determine_dllimport_p): Only check static class data for
4754 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
4755 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
4756 functions for vague linkage.
4757 (i386_pe_type_dllexport_p): Fix formatting.
4758 (maybe_add_dllexport) New function.
4759 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
4762 2009-10-07 Ben Elliston <bje@au.ibm.com>
4764 * config/rs6000/a2.md: Remove duplicated lines.
4766 2009-10-07 Ben Elliston <bje@au.ibm.com>
4768 * config.gcc (powerpc*-*-*): Handle a2.
4769 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
4770 * config/rs6000/a2.md: New file.
4771 * config/rs6000/rs6000.opt (mno-update): New.
4772 (mupdate): Return to using a mask, not a var.
4773 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
4774 (enum processor_type): Add PROCESSOR_PPCA2.
4775 * config/rs6000/rs6000.c (ppca2_cost): New costs.
4776 (rs6000_override_options): Add "a2" to processor_target_table.
4777 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
4778 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
4780 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4782 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4783 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
4784 reference to nonexistent gen_truncxfxf2 function.
4786 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4788 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
4789 (DWIH, g, di, doubleint_general_operand): New mode attributes.
4790 (general_operand): Handle TI mode.
4791 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
4792 using SDWIM mode iterator.
4793 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
4794 pattern from *add{di,ti}3_1 patterns and corresponding splitters
4795 using DWI mode iterator.
4796 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
4797 patterns using SWI mode iterator.
4798 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
4799 using SWI48 mode iterator.
4800 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
4801 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
4802 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
4803 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
4804 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
4805 using SDWIM mode iterator.
4806 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
4807 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
4808 using DWI mode iterator.
4809 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
4810 patterns using SWI mode iterator.
4811 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
4812 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
4813 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
4814 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
4815 patterns using plusminus code iterator.
4816 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
4817 sub<mode>3 patterns using plusminus code iterator.
4818 * config/i386/i386.c (override_options): Update the call to
4819 gen_subdi_carry_rex64 for renamed function.
4820 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
4821 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
4822 calls to instruction expanders.
4824 2009-10-06 Martin Jambor <mjambor@suse.cz>
4827 * opts.c (decode_options): Run IPA-SRA at -O2.
4829 2009-10-06 Richard Guenther <rguenther@suse.de>
4831 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
4833 2009-10-06 Tobias Burnus <burnus@net-b.de>
4836 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
4837 -flto and -fwhole-program flags can be combined.
4839 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
4842 * gcc.c (process_command): Check that -o argument was specified.
4844 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
4846 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
4848 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4850 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
4851 * doc/invoke.texi (Warning Options): Annotate allowed languages
4852 for -Wunsuffixed-float-constants.
4854 2009-10-05 Jakub Jelinek <jakub@redhat.com>
4856 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
4857 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
4858 same name and isn't the main variant.
4861 * dwarf2out.c (loc_by_reference): Removed.
4862 (dw_loc_list_1): New function.
4863 (dw_loc_list): Remove toplev argument, add want_address argument.
4864 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
4865 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
4866 want_address == 2 to dw_loc_list. For successful dw_loc_list
4867 set have_address to 1 only if want_address is not 0.
4869 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
4871 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
4872 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
4873 a code block followed by two pointers.
4874 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
4875 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
4876 (MIPS_MOVE): Likewise.
4877 (MIPS_LUI): Likewise.
4878 (MIPS_JR): Likewise.
4879 (MIPS_BAL): Likewise.
4880 (MIPS_NOP): Likewise.
4881 (mips_asm_trampoline_template): Delete.
4882 (mips_trampoline_code_size): New function.
4883 (mips_trampoline_init): Add shorter sequences for all cases
4884 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
4885 Calculate the opcodes directly, rather than copying from a template.
4886 Only flush the code part of the trampoline.
4887 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
4889 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
4891 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
4892 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
4893 (INCOMING_RETURN_ADDR_RTX): Likewise.
4894 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
4896 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
4897 with RETURN_ADDR_REGNUM.
4898 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
4899 * config/mips/mips.c (mips16_build_call_stub): Replace
4900 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
4901 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
4902 (mips_print_operand_punctuation): Likewise.
4903 (mips_frame_set): Likewise.
4904 (mips16e_output_save_restore): Likewise.
4905 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4906 (mips_save_reg_p): Likewise.
4907 (mips_return_addr): Likewise.
4908 (mips_set_return_address): Likewise.
4909 (mips_direct_save_slot_move_p): Likewise.
4910 (mips_output_function_prologue): Likewise.
4911 (mips_restore_reg): Likewise.
4912 (mips_expand_epilogue): Likewise.
4913 (mips_epilogue_uses): Likewise.
4914 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
4915 (*mov<mode>_ra): Use it instead of a hard-coded 31.
4916 (clear_hazard_<mode>): Likewise.
4917 (call_internal): Likewise.
4918 (call_internal_direct): Likewise.
4919 (call_direct_split): Likewise.
4920 (call_value_internal): Likewise.
4921 (call_value_split): Likewise.
4922 (call_value_internal_direct): Likewise.
4923 (call_value_direct_split): Likewise.
4924 (call_value_multiple_internal): Likewise.
4925 (call_value_multiple_split): Likewise.
4927 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
4928 Jakub Jelinek <jakub@redhat.com>
4930 PR rtl-optimization/41511
4931 * combine.c (record_value_for_reg): Pass explicit values as argument
4932 to get_last_value_validate.
4933 (get_last_value_validate): Document INSN parameter.
4934 For non-readonly MEMs, assume they might have been modified if INSN
4935 was in another basic block.
4936 (get_last_value): Minor reformatting.
4938 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4941 * final.c (asm_str_count): Split out from asm_insn_count.
4942 * rtl.h (asm_str_count): New prototype.
4943 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
4946 2009-10-05 Sriraman Tallam <tmsriram@google.com>
4948 * doc/plugins.texi: Change plugin_pass to register_pass_info.
4950 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
4951 Rafael Espindola <espindola@google.com>
4953 * gengtype.c (write_types): Moved call to write_func_for_structure
4954 into seperate loops.
4956 2009-10-05 Richard Guenther <rguenther@suse.de>
4959 * lto-cgraph.c (output_cgraph): Output toplevel asms.
4960 (input_cgraph_1): Input toplevel asms.
4962 2009-10-05 Richard Guenther <rguenther@suse.de>
4965 * lto-symtab.c (lto_compatible_attributes_p): Remove.
4966 (external_aggregate_decl_p): Likewise.
4967 (lto_symtab_compatible): Re-structure. Remove dead code.
4968 For variables ignore toplevel qualifiers when comparing types.
4969 Issue warnings, not errors for mismatched user-alignment.
4971 2009-10-05 Richard Guenther <rguenther@suse.de>
4975 * lto-symtab.c (struct lto_symtab_base_def): Remove.
4976 (struct lto_symtab_identifier_def): Likewise.
4977 (struct lto_symtab_decl_def): Likewise.
4978 (struct lto_symtab_entry_def): New.
4979 (lto_symtab_identifier_t): Rename to ...
4980 (lto_symtab_entry_t): ... this.
4981 (lto_symtab_decls): Remove.
4982 (lto_symtab_base_hash): Rename to ...
4983 (lto_symtab_entry_hash): ... this.
4984 (lto_symtab_base_eq): Rename to ...
4985 (lto_symtab_entry_eq): ... this.
4986 (lto_symtab_base_marked_p): Rename to ...
4987 (lto_symtab_entry_marked_p): ... this.
4988 (lto_symtab_identifier_marked_p): Remove.
4989 (lto_symtab_decl_marked_p): Likewise.
4990 (lto_symtab_maybe_init_hash_tables): Rename to ...
4991 (lto_symtab_maybe_init_hash_table): ... this.
4992 (lto_symtab_set_resolution_and_file_data): Remove.
4993 (lto_symtab_register_decl): New function.
4994 (lto_symtab_get_identifier): Remove.
4995 (lto_symtab_get): New function.
4996 (lto_symtab_get_resolution): Adjust.
4997 (lto_symtab_get_identifier_decl): Remove.
4998 (lto_symtab_set_identifier_decl): Likewise.
4999 (lto_symtab_merge_decl): Rename to ...
5000 (lto_symtab_merge): ... this. Rewrite.
5001 (lto_symtab_merge_var): Remove.
5002 (lto_symtab_merge_fn): Likewise.
5003 (lto_symtab_prevailing_decl): Adjust.
5004 (lto_cgraph_replace_node): New function.
5005 (lto_symtab_merge_decls_2): Likewise.
5006 (lto_symtab_merge_decls_1): Likewise.
5007 (lto_symtab_fixup_var_decls): Likewise.
5008 (lto_symtab_resolve_symbols): Likewise.
5009 (lto_symtab_merge_decls): Likewise.
5010 (lto_symtab_prevailing_decl): Adjust.
5011 (lto_symtab_get_symtab_def): Remove.
5012 (lto_symtab_get_file_data): Likewise.
5013 (lto_symtab_clear_resolution): Adjust.
5014 (lto_symtab_clear_resolution): Likewise.
5015 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
5016 (input_cgraph_1): Likewise.
5017 * lto-streamer-in.c (get_resolution): Do not provide fake
5018 symbol resolutions here.
5019 (deferred_global_decls): Remove.
5020 (lto_register_deferred_decls_in_symtab): Likewise.
5021 (lto_register_var_decl_in_symtab): Change signature, register
5022 variable via lto_symtab_register_decl.
5023 (lto_register_function_decl_in_symtab): Likewise.
5024 (lto_read_tree): Adjust.
5025 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
5026 (lto_symtab_merge_var): Likewise.
5027 (lto_symtab_merge_fn): Likewise.
5028 (lto_symtab_register_decl): Declare.
5029 (lto_symtab_merge_decls): Likewise.
5031 2009-10-05 Richard Guenther <rguenther@suse.de>
5033 PR tree-optimization/23821
5034 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
5035 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
5036 simple IV increments.
5038 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5040 * config/arm/arm.c (arm_override_options): Really initialize
5041 flag_dwarf2_cfi_asm to 0.
5043 2009-10-05 Doug Kwan <dougkwan@google.com>
5045 PR rtl-optimization/41574
5046 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
5047 floating point and we are not doing unsafe math optimizations.
5049 2009-10-03 Simon Baldwin <simonb@google.com>
5050 Cary Coutant <ccoutant@google.com>
5051 Rafael Espindola <espindola@google.com>
5052 Richard Guenther <rguenther@suse.de>
5053 Jan Hubicka <jh@suse.cz>
5054 Doug Kwan <dougkwan@google.com>
5055 H.J. Lu <hongjiu.lu@intel.com>
5056 Bill Maddox <maddox@google.com>
5057 Ryan Mansfield <rmansfield@qnx.com>
5058 Diego Novillo <dnovillo@google.com>
5059 Ollie Wild <aaw@google.com>
5060 Kenneth Zadeck <zadeck@naturalbridge.com>
5062 * lto-cgraph.c: New file.
5063 * lto-compress.c: New file.
5064 * lto-compress.h: New file.
5065 * lto-opts.c: New file.
5066 * lto-section-in.c: New file.
5067 * lto-section-out.c: New file.
5068 * lto-streamer-in.c: New file.
5069 * lto-streamer-out.c: New file.
5070 * lto-streamer.c: New file.
5071 * lto-streamer.h: New file.
5072 * lto-symtab.c: New file.
5073 * lto-wpa-fixup.c: New file.
5074 * lto-wrapper.c: New file.
5076 2009-10-03 Simon Baldwin <baldwin@google.com>
5077 Ben Elliston <bje@au.ibm.com>
5078 Rafael Espindola <espindola@google.com>
5079 Nathan Froyd <froydnj@codesourcery.com>
5080 Jan Hubicka <jh@suse.cz>
5081 Doug Kwan <dougkwan@google.com>
5082 Diego Novillo <dnovillo@google.com>
5083 Kenneth Zadeck <zadeck@naturalbridge.com>
5085 * Makefile.in (enable_lto): New.
5086 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
5087 (LINKER_PLUGIN_API_H): Define.
5088 (LTO_SYMTAB_H): Define.
5089 (LTO_STREAMER_H): Define.
5090 (TREE_VECTORIZER_H): Define.
5091 (INCLUDES): Add LIBELFINC.
5092 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
5093 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
5094 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
5095 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
5096 (native): Add lto-wrapper$(exeext)
5097 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
5098 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
5099 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
5100 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
5101 (varasm.o): Add dependency on tree-iterator.h.
5102 (cgraph.o): Add dependency on cif-code.def.
5103 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
5104 (ipa-pure-const.o): Likewise.
5105 (GTFILES): Add lto-symtab.c.
5106 (install-lto-wrapper): New.
5107 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
5108 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
5109 * config.in: Regenerate.
5111 2009-10-03 Rafael Espindola <espindola@google.com>
5112 Diego Novillo <dnovillo@google.com>
5114 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
5115 ipa_write_summaries.
5116 Call execute_ipa_summary_passes for all_regular_ipa_passes and
5118 (cgraph_optimize): Make extern.
5120 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
5121 Kenneth Zadeck <zadeck@naturalbridge.com>
5123 * toplev.c (in_lto_p): Declare.
5124 * collect2.c (scan_prog_file): Read all the output when reading
5125 information for LTO.
5126 (enum lto_mode_d): Declare.
5128 2009-10-03 Richard Guenther <rguenther@suse.de>
5129 Diego Novillo <dnovillo@google.com>
5131 * gimple.c: Include target.h and alias.h.
5132 (gimple_types): Declare.
5133 (type_hash_cache): Declare.
5134 (gimple_alloc_stat): Make extern.
5135 (gimple_build_eh_must_not_throw): Call
5136 gimple_eh_must_not_throw_set_fndecl.
5137 (struct type_pair_d): Declare.
5138 (type_pair_t): Declare.
5139 (type_pair_hash): New.
5140 (type_pair_eq): New.
5141 (lookup_type_pair): New.
5142 (gimple_force_type_merge): New.
5143 (compare_type_names_p): New.
5144 (compare_field_offset): New.
5145 (gimple_types_compatible_p): New.
5146 (struct sccs): Declare.
5147 (next_dfs_num): Declare.
5148 (iterative_hash_gimple_type): New.
5150 (iterative_hash_type_name): New.
5151 (iterative_hash_gimple_type): New.
5152 (gimple_type_hash): New.
5153 (gimple_type_eq): New.
5154 (gimple_register_type): New.
5155 (print_gimple_types_stats): New.
5156 (gimple_signed_or_unsigned_type): New.
5157 (gimple_unsigned_type): New.
5158 (gimple_signed_type): New.
5159 (gimple_get_alias_set): New.
5160 (gimple_decl_printable_name): Do not use DMGL_TYPES.
5161 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
5162 (gimple_force_type_merge): Declare.
5163 (gimple_types_compatible_p): Declare.
5164 (gimple_register_type): Declare.
5165 (print_gimple_types_stats): Declare.
5166 (gimple_unsigned_type): Declare.
5167 (gimple_signed_type): Declare.
5168 (gimple_get_alias_set): Declare.
5169 (gimple_eh_must_not_throw_set_fndecl): New.
5171 2009-10-03 Jan Hubicka <jh@suse.cz>
5172 Kenneth Zadeck <zadeck@naturalbridge.com>
5174 * ipa-pure-const.c: Include lto-streamer.h.
5175 (register_hooks): Factor out of ...
5176 (generate_summary): ... here.
5177 (pure_const_write_summary): New.
5178 (pure_const_read_summary): New.
5179 (pass_ipa_pure_const): Add pure_const_write_summary and
5180 pure_const_read_summary.
5181 * ipa-reference.c: Include lto-streamer.h.
5182 (add_new_function): New.
5183 (remove_node_data): New.
5184 (duplicate_node_data): New.
5185 (ipa_init): Guard against multiple calls.
5186 Move hook setup from analyze_function.
5187 (write_node_summary_p): New.
5188 (ipa_reference_write_summary): New.
5189 (ipa_reference_read_summary): New.
5190 (pass_ipa_reference): Add ipa_reference_write_summary and
5191 ipa_reference_read_summary.
5192 * cgraph.h (cgraph_local_info): Add field lto_file_data.
5193 (struct cgraph_edge): Add fields lto_stmt_uid and
5194 call_stmt_cannot_inline_p.
5195 (cgraph_optimize): Declare.
5196 (cgraph_decide_is_function_needed): Declare.
5197 (reset_inline_failed): Declare.
5198 (enum LTO_cgraph_tags): Declare.
5199 (LTO_cgraph_tag_names): Declare.
5200 (LCC_NOT_FOUND): Define.
5202 2009-10-03 Doug Kwan <dougkwan@google.com>
5203 Rafael Espindola <espindola@google.com>
5204 Jan Hubicka <jh@suse.cz>
5205 Diego Novillo <dnovillo@google.com>
5206 Kenneth Zadeck <zadeck@naturalbridge.com>
5208 * passes.c (all_regular_ipa_passes): New.
5209 (all_ipa_passes): Rename to all_small_ipa_passes.
5210 (init_optimization_passes): Init all_regular_ipa_passes.
5211 * tree-pass.h (all_regular_ipa_passes): New.
5212 (all_ipa_passes): Rename to all_small_ipa_passes.
5213 * passes.c (all_lto_gen_passes): New.
5214 (init_optimization_passes): Initialize all_lto_gen_passes.
5215 (execute_ipa_summary_passes): Make non-static.
5216 (ipa_write_summaries_1): New.
5217 (ipa_write_summaries_2): New.
5218 (ipa_write_summaries): New.
5219 (ipa_write_summaries_of_cgraph_node_set): New.
5220 (ipa_read_summaries_1): New.
5221 (ipa_read_summaries): New.
5222 (execute_ipa_pass_list): Call cgraph_process_new_functions.
5223 (execute_regular_ipa_pass_list): Remove.
5224 (init_optimization_passes): Schedule
5225 pass_rebuild_cgraph_edges and pass_early_inline outside
5226 of pass_all_early_optimizations. Document reason.
5227 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
5228 pass_ipa_lto_finish_out): New pass.
5229 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
5230 (execute_all_ipa_transforms): New.
5231 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
5232 (dump_properties, debug_properties): New.
5233 * tree-optimize.c (gate_all_early_local_passes): Return
5234 false if we are in lto1.
5235 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
5236 * tree-pass.h (execute_all_ipa_transforms): Declare.
5237 (pass_ipa_function_and_variable_visibility): Declare.
5238 (pass_ipa_early_inline): Declare.
5239 (pass_ipa_lto_gimple_out): Declare.
5240 (pass_ipa_lto_wpa_fixup): Declare.
5241 (pass_ipa_lto_finish_out): Declare.
5242 (all_small_ipa_passes, all_regular_ipa_passes,
5243 all_lto_gen_passes): Declare.
5244 (execute_ipa_summary_passes): Declare.
5245 (execute_all_ipa_transforms): Declare.
5246 (ipa_write_summaries): Declare
5247 (ipa_write_summaries_of_cgraph_node_set): Declare.
5248 (ipa_read_summaries): Declare.
5250 2009-10-03 Doug Kwan <dougkwan@google.com>
5251 Ollie Wild <aaw@google.com>
5253 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
5255 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
5256 (lto_mode): New variable.
5257 (maybe_run_lto_and_relink): Handle the -fwpa option.
5258 (main): Handle the -fwpa option.
5259 (maybe_unlink_list): New function.
5260 * gcc.c (link_lto_options): Replace -flto with -fwpa.
5261 * common.opt (flto): New flag.
5262 * toplev.c (flag_generate_lto): Declare.
5264 2009-10-03 Simon Baldwin <simonb@google.com>
5266 * common.opt (flto-compression-level): New flag.
5268 * opts.c: Include lto-opts.h.
5269 (handle_option): Call lto_register_user_option for each
5270 valid option handled.
5271 (decode_options): Clear registered options before the options
5274 2009-10-03 Cary Coutant <ccoutant@google.com>
5276 * collect2.c (is_elf): New function.
5277 (scan_prog_file): Require LTO object to be in ELF format.
5279 2009-10-03 Rafael Espindola <espindola@google.com>
5281 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
5282 libgcc to the linker.
5284 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
5286 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
5287 (collect_execute): Add flags argument. Pass flags to pex_run. Update
5289 * collect2.h (collect_execute): Add flags argument.
5290 * tlink.c (tlink_execute): Update call to collect_execute.
5291 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
5292 (use_linker_plugin): New.
5293 (use_linker_plugin_spec_function): New.
5294 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
5295 (linker_plugin_file_spec): New.
5296 (lto_wrapper_spec): New.
5297 (lto_gcc_spec): New.
5298 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
5299 (static_spec_functions): Add use-linker-plugin.
5300 (process_command): Handle -use-linker-plugin.
5301 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
5302 linker_plugin_file_spec and lto_gcc_spec.
5303 (use_linker_plugin_spec_function): New.
5305 2009-10-03 Richard Guenther <rguenther@suse.de>
5309 * tree.h (is_lang_specific): Include LANG_TYPE.
5310 * tree.c (find_decls_types_r): Manually add interesting parts
5311 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
5313 * gimple.c (type_pair_hash): Make symmetric.
5314 (type_pair_eq): Likewise.
5315 (lookup_type_pair): Increase initial hashtable size.
5316 (gimple_force_type_merge): Rely on type-pair symmetry.
5317 (visit): Remove excessive checking code.
5318 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
5319 (gimple_register_type): Remove getenv calls, shrink initial
5323 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
5324 inline functions if not generating lto output.
5327 * toplev.c (finalize): In WPA mode remove the asm file.
5329 2009-10-03 Doug Kwan <dougkwan@google.com>
5331 * ipa-inline.c (cgraph_mark_inline): Check
5332 edge->call_stmt_cannot_inline_p instead of calling
5333 gimple_call_cannot_inline_p.
5334 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
5335 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
5336 (inline_generate_summary): Do nothing in LTRANS.
5337 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
5338 exists before calling gimple_call_cannot_inline_p.
5339 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
5340 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
5341 Update new_edge->lto_stmt_uid.
5342 * cgraphbuild.c (reset_inline_failed): New.
5344 * common.opt (fwpa): New flag.
5345 (fltrans): New option.
5346 * gcc.c (gcc_lto_option_t): New type.
5347 (current_lto_option): New variable.
5348 (lto_single_spec_function): Remove and is replaced by ..
5349 (lto_option_spec_function): New function.
5350 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
5351 passing the -flto flag.
5352 (cc1_options): Separate non-LTO related parts into ..
5353 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
5354 (lto1_options): New spec for lto FE.
5355 (link_lto_options): New spec for handling LTO flags in linker.
5356 (invoke_lto_single): Re-format to fit in 80 column. Replace
5357 lto-single with lto-option.
5358 (static_specs): Add cc1_non_lto_options, lto1_options and
5360 (static_spec_function): Replace lto-single with lto-option.
5361 (process_command): Handle -flto, -fwpa and -fltran by setting
5362 current_lto_option and not passing it to subprocess unconditionally.
5364 2009-10-03 Bill Maddox <maddox@google.com>
5366 Add `gcc' driver support for link-time code generation (LTO).
5368 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
5369 (lto_flag, lto_objects, lto_o_file): New variables.
5370 (struct lto_object, struct lto_object_list): New structures.
5371 (collect_exit, handler): Remove LTO temporary output file on exit.
5372 (add_lto_object): New function.
5373 (maybe_run_lto_and_relink): New function. Perform link time code
5374 generation and relinking for object files containing LTO information.
5375 (main): Invoke maybe_run_lto_and_relink().
5376 (dump_argv): New function. For debugging, currently disabled.
5377 (scan_prog_file): Add LTO information pass.
5378 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
5380 * toplev.c (compile_file): Emit assembler directive to create
5381 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
5383 2009-10-03 Diego Novillo <dnovillo@google.com>
5385 * c.opt: Add LTO to warn_abi and warn_psabi.
5387 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
5388 inline function. Ignore language-specific nodes. Update all users.
5389 (find_decls_types_r): Do not traverse the subtrees of
5390 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
5391 * tree.h (is_lang_specific): New.
5392 * langhooks.h (struct lang_hooks_for_decls): Remove
5393 may_need_assembler_name_p. Update all users.
5395 * c-common.c (set_builtin_user_assembler_name): Move ...
5396 * builtins.c (set_builtin_user_assembler_name): ... here.
5397 (is_builtin_name): Add comment
5398 (is_builtin_fn): New.
5399 * except.c (output_ttype): Only call
5400 lookup_type_for_runtime if TYPE is not a runtime type.
5402 * passes.c (register_pass): Call position_pass on
5403 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
5404 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
5405 (TV_IPA_LTO_DECL_IO): Define.
5406 (TV_IPA_LTO_CGRAPH_IO): Define.
5408 (TV_WHOPR_WPA): Define.
5409 (TV_WHOPR_WPA_IO): Define.
5410 (TV_WHOPR_LTRANS): Define.
5411 (TV_WHOPR_WPA_FIXUP): Define.
5412 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
5413 * tree-cfg.c (tree_node_can_be_shared): Make extern.
5414 * tree-flow.h (tree_node_can_be_shared): Declare.
5415 * tree-inline.c (tree_can_inline_p): Check that E has a
5416 statement associated with it.
5417 * tree.c (free_lang_data_in_binf): Factor out of ...
5418 (free_lang_data_in_type): ... here.
5419 Call RECORD_OR_UNION_TYPE_P.
5420 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
5421 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
5422 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
5423 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
5424 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
5425 (gate_free_lang_data): Return true if flag_generate_lto is set.
5426 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
5427 * c-common.h (set_builtin_user_assembler_name): Move ...
5428 * tree.h (set_builtin_user_assembler_name): ... here.
5430 * common.opt (flto-report): New flag.
5431 * opts.c (complain_wrong_lang): Do not complain if running lto1.
5432 * collect2.c (scan_prog_file): Send the error output of
5433 'nm' to HOST_BIT_BUCKET.
5435 2009-10-03 Ollie Wild <aaw@google.com>
5437 * langhooks-def.h (lhd_begin_section): New function declaration.
5438 (lhd_write_section): New function declaration.
5439 (lhd_end_section): New function declaration.
5440 (LANG_HOOKS_BEGIN_SECTION): New macro.
5441 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
5442 (LANG_HOOKS_END_SECTION): New macro.
5443 (LANG_HOOKS_LTO): New macro.
5444 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
5445 * langhooks.c (output.h): Add include.
5446 (saved_section): New static variable.
5447 (lhd_begin_section): New function.
5448 (lhd_write_section_data): New function.
5449 (lhd_end_section): New function.
5450 * langhooks.h (struct lang_hooks_for_lto): New structure.
5451 (struct lang_hooks): Add member lto.
5452 * Makefile.in (langhooks.o): Add dependency on output.h.
5454 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
5456 2009-10-03 Richard Guenther <rguenther@suse.de>
5458 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
5461 2009-10-03 Simon Baldwin <simonb@google.com>
5462 Richard Guenther <rguenther@suse.de>
5463 Janis Johnson <janis187@us.ibm.com>
5464 Doug Kwan <dougkwan@google.com>
5465 Diego Novillo <dnovillo@google.com>
5466 Ramana Radhakrishnan <ramana.r@gmail.com>
5467 Ollie Wild <aaw@google.com>
5469 * doc/install.texi: Add documentation for libelf and --enable-lto.
5470 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
5471 -flto-report, -flto-compression-level and -use-linker-plugin.
5472 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
5473 Add section for LTO Testing.
5475 2009-10-02 Cary Coutant <ccoutant@google.com>
5477 Add support for comdat type sections for DWARF v4.
5478 Merge from dwarf4 branch.
5480 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
5481 (dw_die_ref): Define vector type.
5482 (enum dw_val_class): Add dw_val_class_data8.
5483 (struct dw_val_struct): Add v.val_data8.
5484 (comdat_type_node_ref): New type.
5485 (struct die_struct): Move die_symbol into a union; add new field
5486 die_type_node. Change all uses.
5487 (comdat_type_node): New type.
5488 (skeleton_chain_node): New type.
5489 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
5490 (comdat_type_list): New variable.
5491 (dwarf_tag_name): Add DW_TAG_type_unit.
5492 (dwarf_attr_name): Add DW_AT_signature.
5493 (add_AT_data8): New function.
5494 (replace_child): New function.
5495 (move_all_children): New function.
5496 (print_signature): New function.
5497 (print_die): Print signature information; add dw_val_class_data8.
5498 (attr_checksum): Support dw_val_class_data8.
5499 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
5500 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
5501 (checksum_sleb128, checksum_uleb128): New functions.
5502 (checksum_die_context): New function.
5503 (loc_checksum_ordered): New function.
5504 (attr_checksum_ordered): New function.
5505 (struct checksum_attributes): New structure.
5506 (collect_checksum_attributes): New function.
5507 (die_checksum_ordered): New function.
5508 (generate_type_signature): New function.
5509 (same_dw_val_p): Add dw_val_class_data8.
5510 (is_symbol_die): Use new is_declaration_die function.
5511 (is_declaration_die): New function.
5512 (should_move_die_to_comdat): New function.
5513 (clone_die): New function.
5514 (clone_tree): New function.
5515 (clone_as_declaration): New function.
5516 (copy_declaration_context): New function.
5517 (generate_skeleton_ancestor_tree): New function.
5518 (generate_skeleton_bottom_up): New function.
5519 (generate_skeleton): New function.
5520 (remove_child_or_replace_with_skeleton): New function.
5521 (break_out_comdat_types): New function.
5522 (struct decl_table_entry): New type.
5523 (htab_decl_hash): New function.
5524 (htab_decl_eq): New function.
5525 (htab_decl_del): New function.
5526 (copy_ancestor_tree): New function.
5527 (copy_decls_walk): New function.
5528 (copy_decls_for_unworthy_types): New function.
5529 (build_abbrev_table): Don't assert on missing die_symbol when doing
5530 comdat type sections.
5531 (size_of_die): Use DW_FORM_sig8 for external references. Add
5533 (unmark_dies): Don't assert for unmarked dies when doing comdat
5535 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
5536 (output_signature): New function.
5537 (output_die): Likewise.
5538 (output_compilation_unit_header): Mark output as DWARF version 3
5539 even if generating DWARF 4.
5540 (output_comdat_type_unit): New function.
5541 (output_line_info): Mark output as DWARF version 3 even if generating
5543 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
5545 (dwarf2out_end_source_file): Likewise.
5546 (prune_unused_types_walk_attribs): Don't follow references into
5547 comdat type sections.
5548 (prune_unused_types_mark): When generating type units, do not mark
5549 children of non-defining declarations of types; do mark children of
5551 (prune_unused_types): Process comdat type sections.
5552 (htab_ct_hash): New function.
5553 (htab_ct_eq): New function.
5554 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
5555 Add a pointer to the line table from type unit entries so
5556 DW_AT_decl_file has meaning.
5557 * varasm.c (default_elf_asm_named_section): Use identifier name as
5558 comdat key instead of lang hook.
5560 2009-10-02 Neil Vachharajani <nvachhar@google.com>
5562 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
5564 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
5566 * config/i386/i386.md (SWIM248): New mode iterator.
5567 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
5568 divmodhi4 patterns using SWIM248 macro.
5569 (*divmod<mode>4): Macroize insn_and_split pattern from
5570 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
5571 and their corresponding splitters usign SWIM248 macro. Split SImode
5572 insn to generate cltd and DImode insn to generate cqto instead of
5573 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
5574 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
5575 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
5576 *divmodsi_noext patterns using SWIM248 macro.
5577 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
5578 udivmodhi4 patterns using SWIM248 macro.
5579 (*udivmod<mode>4): Macroize insn_and_split pattern from
5580 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
5581 corresponding splitters using SWIM248 macro.
5582 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
5583 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
5585 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
5587 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
5588 of zero-sized element is zero-sized regardless of its extent.
5590 2009-10-02 Jakub Jelinek <jakub@redhat.com>
5593 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
5594 * configure: Regenerated.
5595 * config.in: Regenerated.
5596 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
5597 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
5598 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
5599 not emitting .eh_frame, emit .cfi_sections .debug_frame
5604 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
5605 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
5607 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
5608 vars use DECL_RTL with resetting it back to NULL afterwards.
5609 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
5610 rtx_equal_p instead of asserting it is a SYMBOL_REF.
5611 (value_format): For dw_val_class_addr only use DW_FORM_addr if
5612 the attribute type allows it, otherwise use DW_FORM_dataN.
5613 (mem_loc_descriptor): Handle CONST_STRING.
5614 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
5615 Handle MEM with CONST_STRING address using add_AT_string.
5616 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
5617 CONST_STRING for const arrays initialized with a string literal.
5618 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
5619 (dwarf2out_finish): Call resolve_addr.
5621 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
5622 Maxim Kuvyrkov <maxim@codesourcery.com>
5624 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
5626 2009-10-02 Nick Clifton <nickc@redhat.com>
5628 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
5629 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
5631 2009-10-01 Jan Hubicka <jh@suse.cz>
5633 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
5634 (cgraph_create_virtual_clone): Just pass redirect_callers
5636 * cgraph.h (cgraph_clone_node): Update prototype.
5637 * ipa-pure-const.c (self_recursive_p): New function.
5638 (propagate): Use it.
5639 * ipa-inline.c (cgraph_clone_inlined_nodes,
5640 cgraph_decide_recursive_inlining): Update.
5642 2009-10-01 David Daney <ddaney@caviumnetworks.com>
5644 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
5645 instructions for TARGET_OCTEON.
5647 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5649 * config/arm/arm.c (arm_override_options): Turn off
5650 flag_dwarf2_cfi_asm for AAPCS variants.
5652 2009-10-01 Martin Jambor <mjambor@suse.cz>
5655 * tree-sra.c (convert_callers): Do not call
5656 compute_inline_parameters on one caller more than once.
5658 2009-10-01 Nick Clifton <nickc@redhat.com>
5660 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
5661 an empty string if not already defined.
5663 2009-10-01 Martin Jambor <mjambor@suse.cz>
5666 * tree-sra.c (is_va_list_type): New function.
5667 (find_var_candidates): Call is_va_list_type.
5668 (find_param_candidates): Check that the type or the type pointed
5669 to are not va_list types.
5671 2009-10-01 Martin Jambor <mjambor@suse.cz>
5674 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
5675 DECL_ARTIFICIAL (param_decl) is true.
5677 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
5679 * tree.h (tree_decl_common::lang_flag_8): New.
5680 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
5682 * c-common.h (RID_CONSTEXPR): New.
5684 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
5686 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
5687 Use ref-all pointers.
5688 (alpha_gimplify_va_arg): Ditto.
5690 2009-09-30 Jakub Jelinek <jakub@redhat.com>
5693 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
5694 before insn counting loop now that BB_END (bb) is counted. Ensure
5695 the return value isn't zero.
5697 2009-09-30 Nick Clifton <nickc@redhat.com>
5699 * config.gcc (sh-symbianelf): Replace definition of extra_objs
5700 with separate definitions of c_target_objs and cxx_target_objs.
5701 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
5703 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
5704 sh_symbian_import_export_class.
5705 * config/sh/sh-protos.h: Fix names of exported symbian functions.
5706 * config/sh/symbian.c: Delete, moving code into...
5707 * config/sh/symbian-base.c: ... here
5708 * config/sh/symbian-c.c: ... and here
5709 * config/sh/symbian-cxx.c: ... and here.
5711 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
5714 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
5715 of plus RTX into register.
5717 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5719 * doc/install.texi: Linguistic and markup fixes.
5720 (Configuration) <--disable-cpp>: Remove description.
5721 <--enable-maintainer-mode>: Autotools files are affected, too.
5722 <--with-sysroot>: Improve description.
5723 (Building): Bump required GNU make version.
5725 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
5727 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
5728 (x86_64-*-*): Ditto.
5730 * config/i386/fma4intrin.h: New file, provide common x86 compiler
5731 intrinisics for FMA4.
5732 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
5733 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
5734 Add FMA4 check and fma4intrin.h.
5735 * config/i386/i386-c.c(ix86_target_macros_internal): Check
5737 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
5738 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
5739 constant for FMA4 support.
5740 (UNSPEC_FMA4_FMADDSUB): Ditto.
5741 (UNSPEC_FMA4_FMSUBADD): Ditto.
5742 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
5743 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
5744 (ix86_expand_fma4_multiple_memory): Ditto.
5745 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
5746 (OPTION_MASK_ISA_FMA4_UNSET): New.
5747 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
5748 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
5749 (ix86_handle_option): Handle -mfma4.
5750 (isa_opts): Handle -mfma4.
5751 (enum pta_flags): Add PTA_FMA4.
5752 (override_options): Add FMA4 support.
5753 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
5754 (IX86_BUILTIN_VFMADDSD): Ditto.
5755 (IX86_BUILTIN_VFMADDPS): Ditto.
5756 (IX86_BUILTIN_VFMADDPD): Ditto.
5757 (IX86_BUILTIN_VFMSUBSS): Ditto.
5758 (IX86_BUILTIN_VFMSUBSD): Ditto.
5759 (IX86_BUILTIN_VFMSUBPS): Ditto.
5760 (IX86_BUILTIN_VFMSUBPD): Ditto.
5761 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
5762 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
5763 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
5764 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
5765 (IX86_BUILTIN_VFNMADDSS): Ditto.
5766 (IX86_BUILTIN_VFNMADDSD): Ditto.
5767 (IX86_BUILTIN_VFNMADDPS): Ditto.
5768 (IX86_BUILTIN_VFNMADDPD): Ditto.
5769 (IX86_BUILTIN_VFNMSUBSS): Ditto.
5770 (IX86_BUILTIN_VFNMSUBSD): Ditto.
5771 (IX86_BUILTIN_VFNMSUBPS): Ditto.
5772 (IX86_BUILTIN_VFNMSUBPD): Ditto.
5773 (IX86_BUILTIN_VFMADDPS256): Ditto.
5774 (IX86_BUILTIN_VFMADDPD256): Ditto.
5775 (IX86_BUILTIN_VFMSUBPS256): Ditto.
5776 (IX86_BUILTIN_VFMSUBPD256): Ditto.
5777 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
5778 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
5779 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
5780 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
5781 (IX86_BUILTIN_VFNMADDPS256): Ditto.
5782 (IX86_BUILTIN_VFNMADDPD256): Ditto.
5783 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
5784 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
5785 (enum multi_arg_type): New enum for describing the various FMA4
5786 intrinsic argument types.
5787 (bdesc_multi_arg): New table for FMA4 intrinsics.
5788 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
5789 (ix86_expand_multi_arg_builtin): New function for creating FMA4
5791 (ix86_expand_builtin): Add FMA4 intrinsic support.
5792 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
5793 operand instructions.
5794 (ix86_expand_fma4_multiple_memory): New function to split the
5795 second memory reference from FMA4 instructions.
5796 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
5797 (ssemodesuffixf2s): Ditto.
5798 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
5800 (fma4_fmsub<mode>4): Ditto.
5801 (fma4_fnmadd<mode>4): Ditto.
5802 (fma4_fnmsub<mode>4): Ditto.
5803 (fma4_vmfmadd<mode>4): Ditto.
5804 (fma4_vmfmsub<mode>4): Ditto.
5805 (fma4_vmfnmadd<mode>4): Ditto.
5806 (fma4_vmfnmsub<mode>4): Ditto.
5807 (fma4_fmadd<mode>4256): Ditto.
5808 (fma4_fmsub<mode>4256): Ditto.
5809 (fma4_fnmadd<mode>4256): Ditto.
5810 (fma4_fnmsub<mode>4256): Ditto.
5811 (fma4_fmaddsubv8sf4): Ditto.
5812 (fma4_fmaddsubv4sf4): Ditto.
5813 (fma4_fmaddsubv4df4): Ditto.
5814 (fma4_fmaddsubv2df4): Ditto.
5815 (fma4_fmsubaddv8sf4): Ditto.
5816 (fma4_fmsubaddv4sf4): Ditto.
5817 (fma4_fmsubaddv4df4): Ditto.
5818 (fma4_fmsubaddv2df4): Ditto.
5819 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
5820 instructions for intrinsics.
5821 (fma4i_fmsub<mode>4): Ditto.
5822 (fma4i_fnmadd<mode>4): Ditto.
5823 (fma4i_fnmsub<mode>4): Ditto.
5824 (fma4i_vmfmadd<mode>4): Ditto.
5825 (fma4i_vmfmsub<mode>4): Ditto.
5826 (fma4i_vmfnmadd<mode>4): Ditto.
5827 (fma4i_vmfnmsub<mode>4): Ditto.
5828 (fma4i_fmadd<mode>4256): Ditto.
5829 (fma4i_fmsub<mode>4256): Ditto.
5830 (fma4i_fnmadd<mode>4256): Ditto.
5831 (fma4i_fnmsub<mode>4256): Ditto.
5832 (fma4i_fmaddsubv8sf4): Ditto.
5833 (fma4i_fmaddsubv4sf4): Ditto.
5834 (fma4i_fmaddsubv4df4): Ditto.
5835 (fma4i_fmaddsubv2df4): Ditto.
5836 (fma4i_fmsubaddv8sf4): Ditto.
5837 (fma4i_fmsubaddv4sf4): Ditto.
5838 (fma4i_fmsubaddv4df4): Ditto.
5839 (fma4i_fmsubaddv2df4): Ditto.
5841 * doc/invoke.texi (-mfma4): Add documentation.
5842 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
5844 2009-09-29 Richard Henderson <rth@redhat.com>
5846 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
5847 an edge to the new destination block.
5849 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5852 * pa.c (hppa_profile_hook): Use
5853 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
5855 2009-09-29 Steve Ellcey <sje@cup.hp.com>
5856 Alexander Monakov <amonakov@ispras.ru>
5859 * config/ia64/predicates.md (not_postinc_destination_operand): New.
5860 (not_postinc_memory_operand): New.
5861 (not_postinc_move_operand): New.
5862 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
5863 (*cmovsi_internal): Ditto.
5865 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
5867 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
5868 restrict issue_rate in first pass when scheduling for register
5871 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
5872 Rafael Avila de Espindola <espindola@google.com>
5874 * gengtype.c (plugin_output): New.
5875 (get_output_file_with_visibility): Return plugin_output for plugins.
5876 (main): Parse and use the -P option.
5877 * gty.texi: Update the command line format.
5879 2009-09-29 Jakub Jelinek <jakub@redhat.com>
5882 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
5884 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
5885 out if !const_ok_for_output.
5888 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
5889 case VAR_LOCATION>: Remove gcc_unreachable ().
5891 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
5893 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
5894 (x86_64-*-*): Ditto.
5895 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
5896 back to smmintrin.h.
5897 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
5898 * config/i386/x86intrin.h: Remove SSE5.
5899 * config/i386/mmintrin-common.h: Delete file.
5900 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
5902 2009-09-29 Richard Guenther <rguenther@suse.de>
5904 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
5905 resulting from stack temporaries on STRICT_ALIGNMENT targets.
5907 2009-09-29 Nick Clifton <nickc@redhat.com>
5909 * function.c (current_function_name): If there is no current
5910 function just return "<none>".
5912 2009-09-28 Sriraman Tallam <tmsriram@google.com>
5914 * tree-pass.h (register_pass_info): New structure.
5915 (pass_positioning_ops): Move enum from gcc-plugin.h.
5916 (register_pass): New function.
5917 * gcc-plugin.h (plugin_pass): Delete structure.
5918 (pass_positioning_ops): Delete enum.
5919 * plugin.c (regsiter_pass): Delete function.
5920 (position_pass): Delete function.
5921 (added_pass_nodes): Delete variable.
5922 (prev_added_pass_nodes): Delete variable.
5923 (pass_list_node): Delete structure.
5924 * passes.c (make_pass_instance): New function.
5925 (next_pass_1): Change to call make_pass_instance.
5926 (pass_list_node): Move structure from gcc-plugin.h.
5927 (added_pass_nodes): Move variable from plugin.c.
5928 (prev_added_pass_nodes): Move variable from plugin.c.
5929 (position_pass): New function.
5930 (register_pass): New function.
5932 2009-09-28 Easwaran Raman <eraman@google.com>
5934 * ifcvt.c (noce_try_abs): Recognize pattern and call
5935 expand_one_cmpl_abs_nojump.
5936 * optabs.c (expand_one_cmpl_abs_nojump): New function.
5937 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
5939 2009-09-28 Ian Lance Taylor <iant@google.com>
5942 * c-opts.c (c_common_handle_option): Don't set
5943 warn_jump_misses_init for -Wall.
5944 * doc/invoke.texi (Warning Options): Update documentation.
5946 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5948 * Makefile.in ($(out_object_file)): Depend on
5949 gt-$(basename $(notdir $(out_file))).h.
5951 2009-09-28 Richard Henderson <rth@redhat.com>
5953 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
5954 * except.c (gen_eh_region): Set it.
5955 (duplicate_eh_regions_1): Copy it.
5956 * tree-eh.c (lower_resx): Use it to determine which function
5959 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
5960 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
5961 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
5962 * tree.c (build_common_builtin_nodes): Remove parameter. Build
5963 BUILT_IN_CXA_END_CLEANUP if necessary.
5965 * c-common.c (c_define_builtins): Update call to
5966 build_common_builtin_nodes.
5968 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5970 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
5972 2009-09-28 Michael Matz <matz@suse.de>
5974 * builtins.c (interclass_mathfn_icode): New helper.
5975 (expand_builtin_interclass_mathfn): Use it here, and split folding
5977 (fold_builtin_interclass_mathfn): ... this new folder.
5978 (build_call_nofold_loc): New static helper.
5979 (build_call_nofold): New wrapper macro for above.
5980 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
5981 (expand_builtin_pow): Ditto.
5982 (expand_builtin_memset_args): Ditto.
5983 (expand_builtin_printf): Ditto.
5984 (expand_builtin_fprintf): Ditto.
5985 (expand_builtin_sprintf): Ditto.
5986 (expand_builtin_memory_chk): Ditto.
5987 (expand_builtin_mempcpy_args): Ditto and don't call folders.
5988 (expand_builtin_stpcpy): Ditto.
5989 (expand_builtin_strcmp): Ditto.
5990 (expand_builtin_strncmp): Ditto.
5991 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
5992 (expand_builtin_strcpy_args): Don't call folders.
5993 (expand_builtin_memcmp): Ditto.
5994 (expand_builtin_strncpy): Ditto, and use target.
5995 (expand_builtin_memcpy): Ditto.
5996 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
5997 expand_builtin_strpbrk, expand_builtin_memmove,
5998 expand_builtin_memmove_args, expand_builtin_bcopy,
5999 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
6000 expand_builtin_strspn, expand_builtin_strcspn,
6001 expand_builtin_fputs): Remove these.
6002 (expand_builtin): Don't call the above, change calls to other
6003 expanders that changed prototype.
6004 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
6005 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
6006 fold_builtin_interclass_mathfn.
6007 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
6008 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
6010 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
6011 * passes.c (init_optimization_passes): Move pass_fold_builtins
6012 after last phiopt pass.
6013 * tree-inline.c (fold_marked_statements): When folding builtins
6014 iterate over all instruction potentially generated.
6015 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
6017 (fold_gimple_call): Use it to always fold calls (into potentially
6018 multiple instructions).
6019 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
6020 calls into zero at this time.
6021 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
6022 statements generated by builtin folding.
6024 2009-09-28 Nick Clifton <nickc@redhat.com>
6026 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
6028 2009-09-28 Duncan Sands <baldrick@free.fr>
6030 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
6031 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
6032 (register_callback): Dispatch it.
6033 (invoke_plugin_callbacks): Incorporate in sanity check.
6034 * ggc.h (ggc_register_cache_tab): Add declaration.
6035 * ggc-common.c (ggc_register_root_tab): Simplify.
6036 (const_ggc_cache_tab_t): New typedef.
6037 (extra_cache_vec): New vector of dynamically added cache tables.
6038 (ggc_register_cache_tab): New function.
6039 (ggc_scan_cache_tab): New function.
6040 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
6041 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
6043 2009-09-27 Richard Henderson <rth@redhat.com>
6045 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
6046 which we remove __builtin_stack_restore.
6048 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
6050 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
6051 to test for GRD_INVARIANT.
6052 (simple_rhs_p): Anything that's function_invariant_p is fine.
6054 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
6056 * gengtype.c (main): Use plunge_files instead of plugin_output.
6058 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
6059 Rafael Avila de Espindola <espindola@google.com>
6061 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
6062 Don't print pch related info if it is false.
6063 (main): Don't print pch info in plugin mode.
6065 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
6067 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
6068 with dw_val_class_const_double.
6069 (struct dw_val_struct): Replace val_long_long with val_double and
6070 adjust for above change.
6071 (output_loc_operands): Likewise.
6072 (add_AT_long_long): Rename into...
6073 (add_AT_double): ...this.
6074 (print_die): Replace dw_val_class_long_long with
6075 dw_val_class_const_double and adjust.
6076 (attr_checksum): Likewise.
6077 (same_dw_val_p): Likewise.
6078 (size_of_die): Likewise.
6079 (value_format): Likewise.
6080 (output_die): Likewise.
6081 (loc_descriptor) <CONST_DOUBLE>: Likewise.
6082 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
6083 instead of add_AT_long_long.
6084 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
6085 value with the precision of its type.
6087 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
6090 * c-typeck.c (build_conditional_expr): Use the readonly and
6091 volatile flags of the operand types, not of the operands itself.
6093 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
6095 * collect2.c (main): Look for -brtl before adding libraries.
6097 2009-09-27 Jonathan Gray <jsg@openbsd.org>
6099 * config.gcc: Update OpenBSD targets.
6100 * config/openbsd-stdint.h: New file.
6101 * config/openbsd-libpthread.h: New file.
6102 * config/openbsd.h: Update and break out LIB_SPEC definition.
6103 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
6104 * config/i386/openbsdelf.h: Correct types.
6105 * config/m68k/openbsd.h: Likewise.
6106 * config/mips/openbsd.h: Likewise.
6107 * config/vax/openbsd.h: Likewise.
6109 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
6111 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
6112 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
6113 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
6114 of the length and zero.
6116 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6118 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
6119 (FLAGS_H): Add options.h $(REAL_H).
6120 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
6121 (TREE_VECTORIZER_H): New.
6122 (EBITMAP_H): Renamed from EBIMAP_H.
6123 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
6124 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
6125 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
6126 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
6127 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
6128 (graphite-clast-to-gimple.o, graphite-dependences.o)
6129 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
6130 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
6131 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
6132 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
6133 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
6134 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
6135 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
6136 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
6137 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
6138 updated and fixed as per above changes and per
6139 check_makefile_deps.sh output.
6142 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
6143 * configure: Regenerate.
6145 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6147 * doc/install.texi: Update minimum MPC version to 0.7.
6149 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
6151 * doc/install.texi (Binaries): Remove reference to the binary
6152 distribution CD-ROM from the FSF.
6154 2009-09-26 Michael Matz <matz@suse.de>
6158 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
6159 that are mentioned in the body.
6161 2009-09-26 Michael Matz <matz@suse.de>
6163 PR tree-optimization/41454
6164 * tree-ssa-dom (stmts_to_rescan): Remove variable.
6165 (tree_ssa_dominator_optimize): Don't allocate and free it.
6166 (dom_opt_leave_block): Don't iterate over it.
6167 (eliminate_redundant_computations): Don't return a value.
6168 (cprop_operand, cprop_into_stmt): Ditto.
6169 (optimize_stmt): Don't defer updating stmts.
6171 2009-09-25 Dodji Seketeli <dodji@redhat.com>
6173 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
6174 generic_parameter_die, template_parameter_pack_die,
6175 gen_formal_parameter_die, gen_subprogram_die): Adjust after
6176 renaming DW_TAG_formal_parameter_pack and
6177 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
6178 and DW_TAG_GNU_template_parameter_pack.
6180 2009-09-25 Anatoly Sokolov <aesok@post.ru>
6182 * config/v850/v850.h (FUNCTION_VALUE): Remove.
6183 * config/v850/v850.c (v850_function_value): New function.
6184 (TARGET_FUNCTION_VALUE): Define.
6186 2009-09-25 Jakub Jelinek <jakub@redhat.com>
6188 * tree-vect-stmts.c (vectorizable_call): Call
6189 mark_symbols_for_renaming after vect_finish_stmt_generation.
6191 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
6192 to loc_descriptor_from_tree.
6193 (add_location_or_const_value_attribute): Pass 0 instead of 2
6194 for decl_by_reference_p decls.
6196 2009-09-25 Richard Guenther <rguenther@suse.de>
6199 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
6202 2009-09-25 Ben Elliston <bje@au.ibm.com>
6204 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
6207 2009-09-25 Alan Modra <amodra@bigpond.net.au>
6209 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
6210 form of instruction.
6212 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6215 * fold-const.c (const_binop): Handle complex int division.
6216 * tree-complex.c (expand_complex_div_straight,
6217 expand_complex_div_wide): Update comments.
6219 2009-09-24 DJ Delorie <dj@redhat.com>
6222 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
6223 (reg_class): Likewise.
6224 (REG_CLASS_NAMES): Likewise.
6225 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
6226 (m32c_override_options): Disable -fivopts for M32C.
6228 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6230 * config/rs6000/predicates.md (indexed_or_indirect_operand):
6231 Delete VSX load/store with update support.
6232 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
6233 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
6237 (VStype_load_update): Ditto.
6238 (VStype_store_update): Ditto.
6239 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
6240 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
6242 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
6243 load/store with update builtins.
6245 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
6247 * libgcc2.c (L_trampoline): Prototype for getpagesize
6248 and mprotect in WINNT case.
6250 2009-09-24 Anatoly Sokolov <aesok@post.ru>
6252 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
6253 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
6254 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
6255 'outgoing' argument.
6256 (TARGET_FUNCTION_VALUE): Define.
6258 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6260 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
6262 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6265 * common.opt: Initialize dwarf_strict to -1.
6266 * toplev.c (process_options): Catch unset dwarf_strict
6267 and set to 0 for all targets not overriding.
6268 * config/darwin.c (darwin_override_options): Catch unset
6269 dwarf_strict and override to 1.
6271 2009-09-24 Jeff Law <law@redhat.com>
6273 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
6275 2009-09-24 Richard Guenther <rguenther@suse.de>
6277 PR tree-optimization/36143
6278 PR tree-optimization/38747
6279 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
6280 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
6282 2009-09-24 Jakub Jelinek <jakub@redhat.com>
6285 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
6286 return false instead of gcc_unreachable (). For CONST return the
6287 value returned by recursive call instead of always returning true.
6288 (tree_add_const_value_attribute): Return the value returned by
6289 add_const_value_attribute instead of always returning true if rtl
6292 2009-09-23 Justin Seyster <jrseys@gmail.com>
6294 * Makefile.in (PLUGIN_HEADERS): Include real.h.
6296 2009-09-24 Jakub Jelinek <jakub@redhat.com>
6298 * cgraphunit.c (cgraph_lower_function): Revert last change.
6299 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
6300 instead of DECL_NO_STATIC_CHAIN.
6301 * tree-cfg.c (verify_gimple_call): Likewise.
6302 * tree-nested.c (get_chain_decl, get_chain_field,
6303 convert_tramp_reference_op, convert_gimple_call): Likewise.
6304 (convert_all_function_calls): Likewise. Always set or clear
6305 DECL_STATIC_CHAIN initially, for !n->outer clear it.
6306 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
6307 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
6309 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
6310 DECL_NO_STATIC_CHAIN.
6311 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
6312 instead of DECL_NO_STATIC_CHAIN.
6313 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
6314 decl_function_context.
6315 * varasm.c (initializer_constant_valid_p): Likewise.
6316 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
6317 (DECL_STATIC_CHAIN): ... this.
6318 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
6319 instead of DECL_NO_STATIC_CHAIN.
6321 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
6322 Rafael Avila de Espindola <espindola@google.com>
6324 * gengtype.c (nb_plugin_files): Make it unsigned to match
6325 num_gt_files. Adjust other variables to avoid warnings.
6326 (main): Allocate an all zero lang_bitmap before each plugin file name
6327 to match regular file names.
6329 2009-09-23 Richard Henderson <rth@redhat.com>
6331 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
6332 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
6333 static chain passed in memory.
6334 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
6335 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
6336 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
6337 STATIC_CHAIN_REGNUM defined.
6339 * config/picochip/picochip-protos.h: s/class/klass/.
6340 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
6341 (picochip_static_chain): New.
6342 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
6343 (STATIC_CHAIN_INCOMING): Remove.
6345 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
6346 (xtensa_static_chain): New.
6347 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
6348 (STATIC_CHAIN_INCOMING): Remove.
6350 2009-09-23 Anatoly Sokolov <aesok@post.ru>
6352 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
6353 * config/pa/pa-protos.h (function_value): Remove.
6354 * config/pa/pa.c (pa_function_value): Rename from function_value.
6355 Make static, add 'outgoing' argument.
6356 (TARGET_FUNCTION_VALUE): Define.
6358 2009-09-23 Anatoly Sokolov <aesok@post.ru>
6360 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
6361 instead of cfun->machine->is_leaf.
6362 * config/avr/avr.h (machine_function): Remove is_leaf field.
6364 2009-09-23 Jakub Jelinek <jakub@redhat.com>
6367 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
6368 DW_OP_piece after DW_OP_stack_value, adjust size calculations
6369 for it, when DW_OP_stack_value and DW_OP_implicit_value has
6370 the same size, prefer DW_OP_stack_value.
6371 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
6372 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
6374 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
6377 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
6379 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
6382 * cfgexpand.c (convert_debug_memory_address): New.
6383 (expand_debug_expr): Convert base address and offset to the same
6384 mode. Use it to convert addresses to other modes. Accept
6387 2009-09-23 Dodji Seketeli <dodji@redhat.com>
6390 * function.h (types_used_by_vars_hash): Declare new hash table.
6391 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
6392 equality and hash function for the hash table.
6393 (types_used_by_cur_var_decl): Declare a new global chained list.
6394 (types_used_by_var_decl_insert): Declare new function.
6395 * function.c (types_used_by_vars_hash): Define the hashtable ...
6396 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
6397 its equality and hash functions.
6398 (hash_types_used_by_vars_entry): New hash helper.
6399 (types_used_by_cur_var_decl): Define the global chained list.
6400 (used_types_insert): Update the list of types used by the global
6401 variable being parsed.
6402 (types_used_by_var_decl_insert): Define new function.
6403 * c-common.h (record_types_used_by_current_var_decl): Declare ...
6404 * c-common.c (record_types_used_by_current_var_decl): ... new
6406 * c-decl.c (finish_decl): Record the types used by the global
6407 variable declaration we've just parsed.
6408 * dwarf2out.c (premark_used_types): Insert a new line between
6409 comment and function.
6410 (premark_used_types_helper): Fix comment.
6411 (premark_types_used_by_global_vars_helper,
6412 premark_types_used_by_global_vars): New functions.
6413 (prune_unused_types): Do not prune types used by global variables.
6415 2009-09-23 Richard Guenther <rguenther@suse.de>
6417 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
6418 produced for bigendian targets with promoted subregs.
6420 2009-09-23 Richard Guenther <rguenther@suse.de>
6422 * value-prof.c (gimple_ic): Purge old EH edges only after building
6425 2009-09-23 Nick Clifton <nickc@redhat.com>
6427 * config/arc/arc.c (arc_trampoline_init): Fix typo.
6429 2009-09-23 Jakub Jelinek <jakub@redhat.com>
6432 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
6435 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
6436 on non-nested functions.
6438 2009-09-23 Jakub Jelinek <jakub@redhat.com>
6439 Jan Hubicka <jh@suse.cz>
6441 * dwarf2out.c (loc_list_plus_const): Only define if
6442 DWARF2_DEBUGGING_INFO.
6443 (address_of_int_loc_descriptor): Likewise.
6446 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
6448 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
6451 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
6452 constant is more than zero.
6454 2009-09-23 Alan Modra <amodra@bigpond.net.au>
6457 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
6458 call final to emit non-scheduled prologue, instead insert at entry.
6460 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
6461 Joseph S. Myers <joseph@codesourcery.com>
6463 * doc/install.texi (*-*-freebsd*): Add proper format codes.
6465 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
6466 Rafael Avila de Espindola <espindola@google.com>
6468 * gengtype.c (is_file_equal): New function.
6469 (close_output_files): Use is_file_equal. Free of->buf.
6471 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
6472 Rafael Avila de Espindola <espindola@google.com>
6474 * gengtype.c (write_types, write_local): Add the output_header
6475 argument. Update all callers.
6477 2009-09-22 Dodji Seketeli <dodji@redhat.com>
6479 * dwarf2out.c (template_parameter_pack_die,
6480 gen_formal_parameter_pack_die ): New functions.
6481 (make_ith_pack_parameter_name): Remove this function.
6482 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
6483 DW_TAG_formal_parameter_pack.
6484 (gen_generic_params_dies): Represent each template parameter pack
6485 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
6486 represented by usual DW_TAG_template_*_parameter DIEs that are
6487 children of the DW_TAG_template_parameter_pack element DIE.
6488 (generic_parameter_die): This doesn't deal with parameter pack
6489 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
6490 of parameter pack DIEs.
6491 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
6492 in certain cases, e.g. for pack elements.
6493 (gen_formal_types_die, gen_decl_die): Adjust usage of
6494 gen_formal_parameter_die.
6495 (gen_subprogram_die): Represent each function parameter pack by a
6496 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
6497 represented by usual DW_TAG_formal_parameter DIEs that are children
6498 of the DW_TAG_formal_parameter_pack DIE. Remove references to
6499 ____builtin_va_alist decls as no part of the compiler uses those
6501 * langhooks.h (struct lang_hooks_for_decls): Add
6502 function_parm_expanded_from_pack_p, get_generic_function_decl
6503 and function_parameter_pack_p hooks. Fix comment for
6504 get_innermost_generic_parms hook.
6505 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
6506 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
6507 macros and use them to initialize lang_hook.
6509 2009-09-22 Richard Henderson <rth@redhat.com>
6511 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
6512 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
6513 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
6514 on TRAMPOLINE_TEMPLATE.
6515 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
6516 TRAMPOLINE_ADJUST_ADDRESS.
6517 * targhooks.c (default_asm_trampoline_template): Remove.
6518 (default_trampoline_adjust_address): Remove.
6519 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
6520 * targhooks.h: Update decls.
6522 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6524 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
6525 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
6526 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
6528 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
6531 * reload1.c (reload): Reset debug insns with pseudos without
6534 2009-09-22 Janis Johnson <janis187@us.ibm.com>
6536 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
6537 unconditional true for decimal float modes.
6538 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
6539 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
6541 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
6543 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
6544 Enable a new case for __FreeBSD__ >= 7.
6545 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
6546 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
6547 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
6548 and USE_LD_AS_NEEDED.
6550 * doc/install.texi (*-*-freebsd*): Update target information.
6552 2009-09-22 Richard Guenther <rguenther@suse.de>
6555 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
6556 arrays really properly.
6558 2009-09-22 Richard Henderson <rth@redhat.com>
6561 * target.h (struct gcc_target): Add asm_out.trampoline_template,
6562 calls.static_chain, calls.trampoline_init,
6563 calls.trampoline_adjust_address.
6564 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6565 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
6566 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6567 * builtins.c (expand_builtin_setjmp_receiver): Use
6568 targetm.calls.static_chain; only clobber registers.
6569 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
6570 set up memory attributes properly for the trampoline block.
6571 (expand_builtin_adjust_trampoline): Use
6572 targetm.calls.trampoline_adjust_address.
6573 * calls.c (prepare_call_address): Add fndecl argument. Use
6574 targetm.calls.static_chain.
6575 * df-scan.c (df_need_static_chain_reg): Remove.
6576 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
6577 consolodate static chain handling.
6578 * doc/tm.texi: Document new hooks.
6579 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
6580 (init_emit_regs): Don't initialize them.
6581 * expr.h (prepare_call_address): Update decl.
6582 * final.c (profile_function): Use targetm.calls.static_chain.
6583 * function.c (expand_function_start): Likewise.
6584 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
6585 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
6586 only clobber registers.
6587 * targhooks.c (default_static_chain): New.
6588 (default_asm_trampoline_template, default_trampoline_init): New.
6589 (default_trampoline_adjust_address): New.
6590 * targhooks.h: Declare them.
6591 * varasm.c (assemble_trampoline_template): Use
6592 targetm.asm_out.trampoline_template. Make the memory block const
6595 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
6596 alpha_initialize_trampoline. Make static. Merge VMS parameter
6597 differences into the TARGET_ABI_OPEN_VMS code block.
6598 (TARGET_TRAMPOLINE_INIT): New.
6599 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
6600 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
6601 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
6602 (INITIALIZE_TRAMPOLINE): Remove.
6604 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
6605 (TRAMPOLINE_TEMPLATE): Merge with ...
6606 (INITIALIZE_TRAMPOLINE): ... this and move ...
6607 * config/arc/arc.c (arc_trampoline_init): ... here.
6608 (TARGET_TRAMPOLINE_INIT): New.
6610 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6611 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6612 (arm_asm_trampoline_template): New.
6613 (arm_trampoline_init, arm_trampoline_adjust_address): New.
6614 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
6615 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
6616 code to arm_asm_trampoline_template.
6617 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
6618 arm_trampoline_adjust_address.
6619 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
6620 adjust for target hook parameters.
6622 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
6625 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
6626 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
6627 (bfin_trampoline_init): Rename from initialize_trampoline;
6628 make static; update for target hook parameters.
6629 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
6630 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
6631 bfin_asm_trampoline_template.
6632 (INITIALIZE_TRAMPOLINE): Remove.
6634 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6635 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
6636 cris_trampoline_init): New.
6637 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
6638 cris_asm_trampoline_template.
6639 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
6640 adjust for target hook parameters.
6642 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
6644 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6645 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
6646 fr30_trampoline_init): New.
6647 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
6648 fr30_asm_trampoline_template.
6649 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
6650 adjust for target hook parameters.
6652 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
6653 (frv_trampoline_init): Rename from frv_initialize_trampoline;
6654 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
6655 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
6656 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
6658 * config/h8300/h8300.c (h8300_trampoline_init): New.
6659 (TARGET_TRAMPOLINE_INIT): New.
6660 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
6661 to h8300_trampoline_init and adjust for hook parameters.
6663 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
6664 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
6665 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
6666 make static; adjust for hook parameters.
6667 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
6669 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6670 (TARGET_TRAMPOLINE_INIT): New.
6671 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
6672 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
6673 iq2000_asm_trampoline_template.
6674 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
6675 (TRAMPOLINE_CODE_SIZE): New.
6676 (TRAMPOLINE_SIZE): Use it.
6677 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
6679 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
6680 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
6681 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
6682 adjust for hook parameters.
6683 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
6685 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
6686 (m32r_trampoline_init): New.
6687 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
6688 m32r_trampoline_init.
6690 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
6691 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
6692 make static; update for hook parameters.
6693 * config/m68hc11/m68hc11-protos.h: Update.
6694 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
6696 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6697 (TARGET_TRAMPOLINE_INIT): New.
6698 (mcore_function_value): Fix typo.
6699 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
6700 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
6701 to mcore_asm_trampoline_template.
6702 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
6704 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
6705 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
6706 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
6707 update for hook parameters.
6708 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
6710 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6711 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6712 mips_trampoline_init): New.
6713 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
6714 mips_asm_trampoline_template.
6715 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
6716 update for hook parameters.
6718 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6719 (TARGET_TRAMPOLINE_INIT): New.
6720 (mmix_trampoline_size): Remove.
6721 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
6722 make static. Remove out-of-date tetra vs octa comment.
6723 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
6724 make static; update for hook parameters.
6725 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
6726 (INITIALIZE_TRAMPOLINE): Remove.
6727 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
6728 (TRAMPOLINE_ALIGNMENT): New.
6729 * gcc/config/mmix/mmix-protos.h: Update.
6731 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6732 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6733 mn10300_trampoline_init): New.
6734 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
6735 mn10300_asm_trampoline_template.
6736 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
6738 * config/moxie/moxie.c (moxie_static_chain,
6739 moxie_asm_trampoline_template, moxie_trampoline_init,
6740 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
6741 TARGET_TRAMPOLINE_INIT): New.
6742 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
6743 moxie_trampoline_init.
6744 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
6745 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
6747 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6748 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6749 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
6750 pa_trampoline_adjust_address): New.
6751 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
6752 pa_asm_trampoline_template.
6753 (TRAMPOLINE_ALIGNMENT): New.
6754 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
6755 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
6756 adjust for hook parameters.
6757 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
6759 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
6760 (TARGET_TRAMPOLINE_INIT): New.
6761 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
6762 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
6764 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
6766 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
6767 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
6768 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
6769 make static; adjust parameters for the hook.
6770 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
6772 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
6773 s390_trampoline_template; make static.
6774 (s390_trampoline_init): Rename from s390_initialize_trampoline;
6775 make static; adjust for target hook.
6776 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
6777 * config/s390/s390-protos.h: Remove trampoline decls.
6778 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
6779 (TRAMPOLINE_TEMPLATE): Remove.
6780 (TRAMPOLINE_ALIGNMENT): New.
6782 * config/score/score-protos.h (score_initialize_trampoline): Remove.
6783 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6784 (TARGET_TRAMPOLINE_INIT): New.
6785 (score_asm_trampoline_template): New.
6786 (score_trampoline_init): Rename from score_initialize_trampoline;
6787 make static; adjust for hook parameters.
6788 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
6789 score[37]_asm_trampoline_template.
6790 (INITIALIZE_TRAMPOLINE): Remove.
6791 * config/score/score3.c (score3_asm_trampoline_template): New.
6792 (score3_trampoline_init): Rename from score3_initialize_trampoline;
6793 adjust for target hook.
6794 * config/score/score7.c (score7_asm_trampoline_template): New.
6795 (score7_trampoline_init): Rename from score7_initialize_trampoline;
6796 adjust for target hook.
6797 * config/score/score3.h, config/score/score7.h: Update.
6799 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
6800 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
6801 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6802 (sh_trampoline_init): Rename from sh_initialize_trampoline;
6803 make static; adjust for target hook parameters.
6804 (sh_trampoline_adjust_address): New.
6805 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
6806 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
6808 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
6809 (sparc32_initialize_trampoline): Rename from
6810 sparc_initialize_trampoline; make static; replace tramp parameter
6811 with m_tramp and update memory accesses.
6812 (sparc64_initialize_trampoline): Similarly.
6813 (sparc_trampoline_init): New.
6814 * config/sparc/sparc-protos.h: Remove trampoline decls.
6815 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
6816 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
6818 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
6819 (array_to_constant): Make ARR parameter const.
6820 (spu_trampoline_init): Rename from spu_initialize_trampoline;
6821 make static; update for hook parameters.
6822 * config/spu/spu-protos.h: Update decls.
6823 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
6825 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
6826 from xstormy16_initialize_trampoline; make static; update for
6828 (TARGET_TRAMPOLINE_INIT): New.
6829 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
6831 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6832 (TARGET_TRAMPOLINE_INIT): New.
6833 (v850_can_eliminate): Make static.
6834 (v850_asm_trampoline_template, v850_trampoline_init): New.
6835 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
6836 v850_asm_trampoline_template.
6837 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
6838 and adjust for target hook parameters.
6840 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6841 (TARGET_TRAMPOLINE_INIT): New.
6842 (vax_asm_trampoline_template, vax_trampoline_init): New.
6843 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
6844 vax_asm_trampoline_template.
6845 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
6847 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6848 (TARGET_TRAMPOLINE_INIT): New.
6849 (xtensa_asm_trampoline_template): Rename from
6850 xtensa_trampoline_template; make static.
6851 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
6852 make static; update for hook parameters.
6853 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
6854 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
6855 (INITIALIZE_TRAMPOLINE): Remove.
6857 * config/i386/i386.c (ix86_function_regparm): Do not issue an
6858 error for nested functions with regparm=3.
6859 (ix86_compute_frame_layout): Adjust frame pointer offset for
6860 ix86_static_chain_on_stack.
6861 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
6862 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
6863 don't reset to UNITS_PER_WORD.
6864 (ix86_emit_leave): Adjust ix86_cfa_state.
6865 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
6866 (ix86_static_chain): New.
6867 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
6868 make static; update for target hook parameters; use ix86_static_chain.
6869 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
6870 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
6871 (INITIALIZE_TRAMPOLINE): Remove.
6872 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
6873 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
6874 to the end. Add static_chain_on_stack.
6875 (ix86_static_chain_on_stack): New.
6877 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
6878 (m68k_output_mi_thunk): Don't use static_chain_rtx.
6879 (m68k_trampoline_init): New.
6880 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
6881 m68k_trampoline_init and adjust for hook parameters.
6882 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
6883 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
6885 2009-09-22 Jakub Jelinek <jakub@redhat.com>
6887 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
6888 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
6890 * reload1.c (reload): Call wrap_constant when substituting
6891 reg for equiv inside of DEBUG_INSNs.
6894 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
6895 add_call_src_coords_attributes, add_high_low_attributes,
6896 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
6897 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
6898 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
6899 when -gdwarf-2 -gstrict-dwarf.
6900 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
6901 -gdwarf-[23] -gstrict-dwarf.
6902 (address_of_int_loc_descriptor, loc_descriptor,
6903 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
6904 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
6905 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
6907 2009-09-22 Richard Guenther <rguenther@suse.de>
6909 PR tree-optimization/41428
6910 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
6911 (ccp_finalize): Pass it to substitute_and_fold.
6913 2009-09-22 Richard Guenther <rguenther@suse.de>
6915 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
6916 (substitute_and_fold): Adjust prototype.
6917 * tree-vrp.c (vrp_evaluate_conditional): Make static.
6918 (simplify_stmt_using_ranges): Likewise.
6919 (fold_predicate_in): Move here from tree-ssa-propagate.c.
6920 (vrp_fold_stmt): New function.
6921 (vrp_finalize): Pass it to substitute_and_fold.
6922 * tree-flow.h (vrp_evaluate_conditional): Remove.
6923 (simplify_stmt_using_ranges): Likewise.
6924 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
6925 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6926 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
6928 (fold_predicate_in): Move to tree-vrp.c.
6929 (substitute_and_fold): Use the callback instead of calling into
6930 tree-vrp.c functions directly.
6932 2009-09-22 Jakub Jelinek <jakub@redhat.com>
6934 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
6935 comparison warning on rs6000.
6938 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
6939 GIMPLE_EH_MUST_NOT_THROW cleanup.
6940 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6942 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
6945 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
6946 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
6947 LIB_SPEC for darwin10 and later since it always uses the unwinder in
6948 libSystem which is derived from the gcc 4.2.1 unwinder.
6950 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6953 * varasm.c (default_encode_section_info): Copy TLS model into
6954 sym_ref flags regardless of backend support for TLS, for all
6955 model types except TLS_MODEL_EMULATED.
6957 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6960 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
6961 we can handle it correctly.
6963 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
6965 * doc/install.texi (os2): Remove section.
6967 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
6969 * doc/standards.texi (Objective-C): Adjust two URLs.
6971 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
6973 * tree-tailcall.c (process_assignment): Don't check if a
6974 multiplication or an addition are already present.
6975 (find_tail_calls): Combine multiple additions and multiplications.
6976 (adjust_accumulator_values): Emit accumulators.
6978 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
6980 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
6981 xmm register restore.
6983 2009-09-21 Jan Hubicka <jh@suse.cz>
6985 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
6986 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
6989 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
6991 * stor-layout.c (layout_type): Remove obsolete code.
6993 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
6996 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
6998 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7001 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
7002 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
7003 (fold_builtin_2, do_mpc_arg1): Update accordingly.
7004 * fold-const.c (const_binop): Likewise.
7005 * real.h (do_mpc_arg2): Update prototype.
7007 2009-09-20 Jan Hubicka <jh@suse.cz>
7009 * dwarf2out.c (add_const_value_attribute): Return true if successful.
7010 (add_location_or_const_value_attribute): Rewrite using
7012 (tree_add_const_value_attribute): Return true if successful.
7013 (tree_add_const_value_attribute_for_decl): Likewise.
7015 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
7016 (loc_descriptor): ... here;
7017 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7018 (cst_pool_loc_descr): Break out from ...; do not reffer constant
7019 pool items that was not marked for output.
7020 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
7021 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7022 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7023 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
7024 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
7025 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
7026 DW_OP_stack_value to get address of items that are not available
7028 (dw_loc_list): Handle single element lists correctly.
7030 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
7031 Pascal Obry <obry@adacore.com>
7033 * unwind-dw2-fde.c (classify_object_over_fdes):
7034 Cast the constant 1 to _Unwind_Ptr.
7035 (add_fdes): Likewise.
7036 (linear_search_fdes): Likewise.
7038 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
7040 * stor-layout.c (set_sizetype): Avoid useless type copy.
7042 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
7044 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
7046 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
7047 * configure, config.in: Regenerate.
7048 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
7050 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
7051 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
7052 for global data if the output could be used in a shared library.
7053 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7054 to 0 if TARGET_WRITABLE_EH_FRAME.
7056 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
7058 PR rtl-optimization/39886
7059 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
7060 just when insn is equal to BB_END (bb).
7062 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
7064 * config/mips/mips.opt (mrelax-pic-calls): New option.
7065 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
7067 (mips_unspec_call): Change "unspec_call" expander into this.
7068 (mips_strip_unspec_call): New function.
7069 (mips_got_load): Call mips_unspec_call instead of
7070 gen_unspec_call<mode>.
7071 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
7073 (mips_cfg_in_reorg): New function.
7074 (mips16_lay_out_constants): Use it to decide whether to call
7075 CFG-aware insn splitting.
7076 (r10k_insert_cache_barriers): Move CFG set-up code from here to
7077 mips_reorg. Move DF set-up code from here ...
7078 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
7080 (mips_reorg): Call mips_df_reorg instead of
7081 r10k_insert_cache_barriers. Move CFG set-up code here from
7082 r10k_insert_cache_barriers.
7083 (mips_call_expr_from_insn): New function.
7084 (mips_pic_call_symbol_from_set): Likewise.
7085 (mips_find_pic_call_symbol): Likewise.
7086 (mips_annotate_pic_call_expr): Likewise.
7087 (mips_get_pic_call_symbol): Likewise.
7088 (mips_annotate_pic_calls): Likewise.
7089 (mips_override_options): Disable -mrelax-pic-calls unless PIC
7091 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
7092 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
7093 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
7095 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
7096 (unspec_call<mode>): Remove it.
7097 (sibcall_internal, sibcall_value_internal,
7098 sibcall_value_multiple_internal, call_internal, call_split,
7099 call_value_internal, call_value_split,
7100 call_value_multiple_internal, call_value_multiple_split): Pass
7101 SIZE_OPNO to MIPS_CALL.
7102 (call_internal_direct, call_direct_split,
7103 call_value_internal_direct, call_value_direct_split): Pass -1 as
7104 SIZE_OPNO to MIPS_CALL.
7105 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
7106 * configure: Regenerate.
7107 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
7108 and -mno-relax-pic-calls.
7109 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
7111 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7114 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
7115 in the directory this rule is called from, rather than the
7116 toplevel 'gcc' directory, to fix in-tree build.
7118 2009-09-19 Chris Demetriou <cgd@google.com>
7120 PR preprocessor/28435:
7121 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
7122 to cpplib that the preprocessor output is needed.
7124 2009-09-19 Jakub Jelinek <jakub@redhat.com>
7126 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
7127 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
7128 *return_and_restore_fpregs_<mode>,
7129 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
7132 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
7133 instead of assuming it has always a REG inside of it.
7135 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
7137 * config/freebsd.h: Update comment on types.
7138 (WINT_TYPE): Define.
7140 2009-09-18 Jason Merrill <jason@redhat.com>
7142 * c.opt: Add -fno-deduce-init-list.
7144 2009-09-18 Neil Vachharajani <nvachhar@google.com>
7146 * value-prof.c (interesting_stringop_to_profile_p): Added output
7147 argument to indicate which parameter is the size parameter.
7148 * value-prof.c (gimple_stringop_fixed_value): Use
7149 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
7150 * value-prof.c (gimple_stringops_transform): Update call sites to
7151 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
7153 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
7156 From David Binderman <dcb314@hotmail.com>:
7157 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
7158 local variable f. Remove stale comments.
7159 (ix86_compute_frame_layout): Remove useless local variable total_size.
7160 Remove #if 0'd code.
7161 (legitimate_address_p): Remove useless local variables
7162 reason_rtx and reason.
7163 (ix86_split_copysign_const): Remove useless local variable op1.
7164 (scale_counter): Remove useless local variable piece_size_mask.
7166 2009-09-18 Jakub Jelinek <jakub@redhat.com>
7168 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
7171 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
7174 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
7176 2009-09-17 Jakub Jelinek <jakub@redhat.com>
7178 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
7181 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
7183 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
7184 DW_OP_implicit_value even without dwarf_version 4.
7186 2009-09-17 Jan Hubicka <jh@suse.cz>
7188 * dwarf2out.c: Include tree-pass.h and gimple.h.
7189 (loc_list_plus_const): New function.
7190 (loc_descriptor_from_tree_1): Rename to ...
7191 (loc_descriptor_from_tree): ... remove original.
7192 (loc_list_from_tree): New function.
7193 (add_AT_location_description): Accept location list.
7194 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
7195 (concatn_mem_loc_descriptor): Remove.
7196 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
7198 (secname_for_decl): Move up.
7199 (hidden_reference_p): New function; break out from ...
7200 (loc_by_refernece): ... here; move up.
7201 (dw_loc_list): New function.
7202 (single_element_loc_list): New function.
7203 (single_element_loc_list_p): New function.
7204 (add_loc_descr_to_each): New function.
7205 (add_loc_list): New function.
7206 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
7207 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
7208 add diagnostics why expansion failed.
7209 (add_location_or_const_value_attribute): Support location lists.
7210 (add_bound_info): Likewise.
7211 (descr_info_loc): Update call of loc_descriptor_from_tree.
7212 (gen_variable_die): Work on location lists.
7213 * final.c (pass_final): Add dump file.
7214 * Makefile.in (dwarf2out.o): Add new dependencies.
7216 2009-09-17 Janis Johnson <janis187@us.ibm.com>
7219 * real.c decimal_from_integer, decimal_integer_string): New.
7220 (real_from_integer): Use them as special case for decimal float.
7221 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
7222 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
7223 Do not append zero after the decimal point in string to convert.
7225 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
7227 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
7228 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
7230 2009-09-17 Martin Jambor <mjambor@suse.cz>
7232 * common.opt (fipa-sra): New switch.
7233 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
7234 * timevar.def (TV_IPA_SRA): New timevar.
7235 * params.def (ipa-sra-ptr-growth-factor): New parameter.
7236 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
7237 * tree-sra.c: Include cgraph.c.
7238 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
7239 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
7240 and grp_not_necessarilly_dereferenced.
7241 (func_param_count): New variable.
7242 (encountered_apply_args): New variable.
7243 (bb_dereferences): New variable.
7244 (final_bbs): New variable.
7245 (no_accesses_representant): New variable.
7246 (no_accesses_p): New function.
7247 (dump_access): Dump the new fields.
7248 (sra_initialize): Set encountered_apply_args to false.
7249 (get_ssa_base_param): New function.
7250 (mark_parm_dereference): New function.
7251 (create_access): Caring for INIDRECT_REFs and different handling of
7252 varialble length accesses in early IPA SRA. Store the stmt - a new
7253 parameter - to the new access.
7254 (build_access_from_expr_1): New parameter stmt, passed to
7255 create_access. Handle INDIRECT_REFs.
7256 (build_access_from_expr): Pass the current statement to
7257 build_access_from_expr_1.
7258 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
7260 (build_accesses_from_assign): Pass the current statement to
7261 build_access_from_expr_1. Do not create assign links in IPA-SRA.
7262 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
7263 final_bbs when necessary. Check for calls to __builtin_apply_args.
7264 Fixup EH info if anythng was changed.
7265 (is_unused_scalar_param): New function.
7266 (ptr_parm_has_direct_uses): New function.
7267 (find_param_candidates): New function.
7268 (mark_maybe_modified): New function.
7269 (analyze_modified_params): New function.
7270 (propagate_dereference_distances): New function.
7271 (dump_dereferences_table): New function.
7272 (analyze_caller_dereference_legality): New function.
7273 (unmodified_by_ref_scalar_representative): New function.
7274 (splice_param_accesses): New function.
7275 (decide_one_param_reduction): New function.
7276 (enum ipa_splicing_result): New type.
7277 (splice_all_param_accesses): New function.
7278 (get_param_index): New function.
7279 (turn_representatives_into_adjustments): New function.
7280 (analyze_all_param_acesses): New function.
7281 (get_replaced_param_substitute): New function.
7282 (get_adjustment_for_base): New function.
7283 (replace_removed_params_ssa_names): New function.
7284 (sra_ipa_reset_debug_stmts): New function.
7285 (sra_ipa_modify_expr): New function.
7286 (sra_ipa_modify_assign): New function.
7287 (convert_callers): New function.
7288 (modify_function): New function.
7289 (ipa_sra_preliminary_function_checks): New function.
7290 (ipa_early_sra): New function.
7291 (ipa_early_sra_gate): New function.
7292 (pass_early_ipa_sra): New variable.
7293 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
7295 2009-09-17 Michael Matz <matz@suse.de>
7298 * tree.c (build_type_attribute_qual_variant): Export.
7299 * tree.h (build_type_attribute_qual_variant): Declare.
7300 * tree-inline.c (remap_type_1): Use it to build variants with
7301 the original qualifiers and attributes.
7303 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7305 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
7306 without a fallthrough edge.
7308 2009-09-16 DJ Delorie <dj@redhat.com>
7310 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
7311 chip and ignore the "fast_interrupt" attribute if so.
7313 2009-09-16 Richard Henderson <rth@redhat.com>
7316 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
7319 2009-09-16 Richard Henderson <rth@redhat.com>
7322 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
7323 is set only if DECL_NO_STATIC_CHAIN is unset.
7324 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
7325 (FOR_EACH_NEST_INFO): New.
7326 (walk_all_functions): Use it.
7327 (finalize_nesting_tree): Likewise.
7328 (unnest_nesting_tree): Likewise.
7329 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
7330 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
7331 (convert_gimple_call): Early out if gimple_call_chain already set.
7332 (convert_all_function_calls): Iterate until no new functions
7333 require a static chain.
7334 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
7335 when building a trampoline. Use dump_function_to_file instead
7337 (lower_nested_functions): Open dump_file. Validate that decls
7338 that have DECL_NO_STATIC_CHAIN from the front end don't have that
7339 bit reset by this pass.
7341 2009-09-16 Michael Matz <matz@suse.de>
7344 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
7345 shorten decl_common_unused.
7346 (DECL_RESTRICTED_P): New accessor.
7347 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
7348 to disambiguate marked decls and restrict pointers.
7350 2009-09-16 Richard Henderson <rth@redhat.com>
7353 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
7355 2009-09-16 Jakub Jelinek <jakub@redhat.com>
7357 * integrate.c (set_block_abstract_flags): Call
7358 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
7360 2009-09-16 Richard Guenther <rguenther@suse.de>
7363 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
7366 2009-09-16 DJ Delorie <dj@redhat.com>
7367 Kaz Kojima <kkojima@gcc.gnu.org>
7369 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
7370 (sh_expand_prologue): Update calls to output_stack_adjust.
7371 (sh_expand_epilogue): Likewise.
7373 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
7376 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
7377 trying to limit the extent of searches in the insn stream.
7379 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
7380 Jakub Jelinek <jakub@redhat.com>
7384 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
7386 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
7387 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
7388 (rs6000_savres_strategy): Always save FP registers inline if the
7389 target doesn't support hardware double-precision. Set the above
7390 bits in return value when needed.
7391 (rs6000_savres_routine_sym): Fix computation for cache selector.
7392 Mark the generated symbol as a function. Rename exitp argument to
7393 lr. Move code for determining the name of the symbol...
7394 (rs6000_savres_routine_name): ...here. New function. Add cases for
7395 getting the names right on AIX and 64-bit Linux.
7396 (savres_routine_name): New variable.
7397 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
7398 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
7399 on what the target routine uses as a base register. If savep && lr
7400 describe saving of r0 into memory slot.
7401 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
7402 line calls for AIX ABI.
7403 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
7404 determine FP save/restore functions.
7405 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
7406 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
7408 (rs6000_emit_epilogue): Adjust computation of restore_lr.
7409 Duplicate restoration of LR and execute the appropriate one
7410 depending on whether GPRs are being restored inline. Set r11 from
7411 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
7412 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
7413 Fix out of line calls for AIX ABI.
7414 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
7416 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
7418 (*restore_gpregs_spe): Likewise.
7419 (*return_and_restore_gpregs_spe): Likewise.
7420 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
7421 Define to empty string unconditionally.
7422 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
7423 Define to empty string unconditionally.
7424 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
7427 2009-09-15 Jan Hubicka <jh@suse.cz>
7429 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
7430 * params.def (inline-insns-auto): Likewise.
7432 2009-09-15 Martin Jambor <mjambor@suse.cz>
7434 * ipa-inline.c (estimate_function_body_sizes): Dump info about
7435 individual statements only at TDF_DETAILS dump level. Format
7436 source for 80 characters per line.
7438 2009-09-15 Christian Bruel <christian.bruel@st.com>
7440 * regrename.c (do_replace): Update REG_DEAD notes.
7442 2009-09-15 Revital Eres <eres@il.ibm.com>
7444 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
7445 * targhooks.c (default_builtin_support_vector_misalignment):
7446 New builtin function.
7447 * targhooks.h (default_builtin_support_vector_misalignment):
7449 * target.h (builtin_support_vector_misalignment):
7450 New field in struct gcc_target.
7451 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
7452 new builtin function.
7453 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
7455 * config/rs6000/rs6000.c
7456 (rs6000_builtin_support_vector_misalignment): New function.
7457 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
7459 2009-09-15 Jie Zhang <jie.zhang@analog.com>
7461 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
7463 (bfin_optimize_loop): Likewise.
7464 (bfin_gen_bundles): Likewise.
7465 (workaround_speculation): Likewise.
7466 (find_load): Return NULL_RTX for debug_insn.
7468 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
7470 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
7473 2009-09-14 DJ Delorie <dj@redhat.com>
7475 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
7476 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
7479 2009-09-14 Richard Henderson <rth@redhat.com>
7480 Jakub Jelinek <jakub@redhat.com>
7482 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
7483 * cfgbuild.c (make_edges): Handle asm goto.
7484 * cfglayout.c (fixup_reorder_chain): Likewise.
7485 * cfgrtl.c (patch_jump_insn): Likewise.
7486 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
7487 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
7488 (gimple_build_asm_vec): Add and use labels parameter.
7489 (gimple_build_asm): Remove.
7490 (walk_gimple_asm): Walk labels too.
7491 * gimple.def (GIMPLE_ASM): Update docs.
7492 * gimple.h: Update decls.
7493 (struct gimple_statement_asm): Change nc to use unsigned char;
7495 (gimple_asm_nlabels): New.
7496 (gimple_asm_label_op, gimple_asm_set_label_op): New.
7497 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
7498 into gimple_build_asm_vec.
7499 * jump.c (mark_jump_label_asm): New.
7500 (mark_jump_label): Use it.
7501 (redirect_jump_1): Handle asm goto.
7502 (invert_jump_1): Soft fail if X is null.
7503 * recog.c (extract_asm_operands): New.
7504 (asm_noperands): Use it; handle asm labels.
7505 (decode_asm_operands): Use extract_asm_operands.
7506 (asm_operand_ok): Properly handle empty string.
7507 * reg-stack.c (get_asm_operands_in_out): Rename from
7508 get_asm_operand_n_inputs; use extract_asm_operands; return both
7509 inputs and outputs by reference; update all callers.
7510 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
7511 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
7512 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
7513 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
7514 (extract_asm_operands): Declare.
7515 * stmt.c (expand_asm_operands): Add and use labels parameter.
7516 (check_unique_operand_names): Likewise.
7517 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
7518 (expand_asm_stmt): Handle asm labels.
7519 * tree-cfg.c (make_gimple_asm_edges): New.
7520 (make_edges): Use it.
7521 (cleanup_dead_labels): Handle asm labels.
7522 (is_ctrl_altering_stmt): Likewise.
7523 (gimple_redirect_edge_and_branch): Likewise.
7524 * tree.def (ASM_EXPR): Add 5th operand.
7525 * tree.h (ASM_LABELS): New.
7526 (resolve_asm_operand_names): Update decl.
7528 * c-parser.c (c_parser_asm_statement): Parse asm goto.
7529 (c_parser_asm_goto_operands): New.
7530 * c-tree.h (build_asm_expr): Update decl.
7531 * c-typeck.c (build_asm_expr): Add and use labels parameter.
7532 * doc/extend.texi: Document asm goto.
7534 2009-09-14 Richard Henderson <rth@redhat.com>
7536 * except.h: Update declarations.
7537 (struct pointer_map_t): Forward declare.
7538 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
7539 (struct eh_landing_pad_d, eh_landing_pad): New.
7540 (struct eh_catch_d, eh_catch): New.
7541 (struct eh_region_d): Remove next_region_sharing_label, aka,
7542 label, tree_label, landing_pad, post_landing_pad, resume,
7543 may_contain_throw. Rename region_number to index. Remove
7544 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
7545 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
7546 (VEC(eh_landing_pad,gc)): New.
7547 (struct eh_status): Remove last_region_number. Add lp_array,
7548 throw_stmt_table, ttype_data, ehspec_data.
7549 (ehr_next, FOR_ALL_EH_REGION_AT): New.
7550 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
7551 * except.c (lang_protect_cleanup_actions): Return tree.
7552 (struct ehl_map_entry): Remove.
7553 (init_eh_for_function): Push zero entries for region and lp_array.
7554 (gen_eh_region): Add to region_array immediately.
7555 (gen_eh_region_catch): Operate on eh_catch objects.
7556 (gen_eh_landing_pad): New.
7557 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
7558 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
7559 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
7560 (get_eh_landing_pad_from_number_fn): New.
7561 (get_eh_landing_pad_from_number): New.
7562 (get_eh_region_from_lp_number_fn): New.
7563 (get_eh_region_from_lp_number): New.
7564 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
7565 (get_exception_pointer, get_exception_filter): Remove.
7566 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
7567 (current_function_has_exception_handlers): Simplify.
7568 (bring_to_root, eh_region_replaceable_by_p): Remove.
7569 (replace_region, hash_type_list, hash_eh_region): Remove.
7570 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
7571 (label_to_region_map, num_eh_regions): Remove.
7572 (get_next_region_sharing_label, must_not_throw_labels): Remove.
7573 (find_exception_handler_labels): Remove.
7574 (duplicate_eh_regions_0, find_prev_try): Remove.
7575 (struct duplicate_eh_regions_data): New.
7576 (duplicate_eh_regions_1): Rewrite.
7577 (duplicate_eh_regions): Return a pointer map instead of an
7579 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
7580 (redirect_eh_edge_to_label): Remove.
7581 (eh_region_outermost): Rewrite using eh_region pointers
7582 instead of integers.
7583 (add_ttypes_entry): Update for ttype_data move to eh_status.
7584 (add_ehspec_entry): Rewrite with VEC instead of varray.
7585 (assign_filter_values): Likewise. Export.
7586 (build_post_landing_pads, connect_post_landing_pads): Remove.
7587 (dw2_build_landing_pads): Rewrite to use lp_array.
7588 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
7589 (sjlj_assign_call_site_values): Rewrite to use lp_array.
7590 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
7591 (sjlj_mark_call_sites): Update for landing pad numbers.
7592 (finish_eh_generation): Rewrite.
7593 (gate_handle_eh): Do nothing for no eh tree.
7594 (pass_rtl_eh): Move up near finish_eh_generation.
7595 (remove_eh_landing_pad): New.
7596 (remove_eh_handler): Export.
7597 (remove_eh_region, remove_eh_handler_and_replace): Remove.
7598 (for_each_eh_label): Rewrite to use lp_array.
7599 (make_reg_eh_region_note): New.
7600 (make_reg_eh_region_note_nothrow_nononlocal): New.
7601 (insn_could_throw_p): New.
7602 (copy_reg_eh_region_note_forward): New.
7603 (copy_reg_eh_region_note_backward): New.
7604 (check_handled, add_reachable_handler): Remove.
7605 (reachable_next_level, foreach_reachable_handler): Remove.
7606 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
7607 (get_eh_region_and_lp_from_rtx): New.
7608 (get_eh_region_from_rtx): New.
7609 (can_throw_internal_1, can_throw_external_1): Remove.
7610 (can_throw_internal): Use get_eh_region_from_rtx.
7611 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
7612 (insn_nothrow_p, can_nonlocal_goto): New.
7613 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
7614 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
7615 (add_action_record): Use VEC not varray.
7616 (collect_one_action_chain): Update for eh_region changes.
7617 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
7618 Use get_eh_region_and_lp_from_rtx.
7619 (gate_convert_to_eh_region_ranges): New.
7620 (pass_convert_to_eh_region_ranges): Use it.
7621 (push_uleb128, push_sleb128): Use VEC not varray.
7622 (output_one_function_exception_table): Likewise.
7623 (dump_eh_tree): Update for eh_region changes.
7624 (verify_eh_tree): Likewise.
7625 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
7626 * tree-eh.c: Include target.h.
7627 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
7628 Don't disallow GIMPLE_RESX; adjust argument check.
7629 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
7630 (record_stmt_eh_region): Update for landing pad numbers;
7631 generate a landing pad if necessary.
7632 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
7633 (remove_stmt_from_eh_lp_fn): Similarly.
7634 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
7635 Update for lp numbers; don't special case missing throw_stmt_table.
7636 (lookup_expr_eh_lp): Similarly.
7637 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
7638 (eh_seq, eh_region_may_contain_throw): New.
7639 (struct leh_state): Add ehp_region.
7640 (struct leh_tf_state): Remove eh_label.
7641 (emit_post_landing_pad): New.
7642 (emit_resx, emit_eh_dispatch): New.
7643 (note_eh_region_may_contain_throw): New.
7644 (frob_into_branch_around): Take eh_region not eh label;
7645 emit eh code into eh_seq.
7646 (honor_protect_cleanup_actions): Early exit for no actions. Don't
7647 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
7648 lower_eh_must_not_throw. Emit code to eh_seq.
7649 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
7650 (lower_try_finally_onedest): Likewise.
7651 (lower_try_finally_copy): Likewise.
7652 (lower_try_finally_switch): Likewise.
7653 (lower_try_finally): Initialize ehp_region.
7654 (lower_catch): Update for eh_catch objects.
7655 (lower_eh_filter): Don't handle must_not_throw.
7656 (lower_eh_must_not_throw): New.
7657 (lower_cleanup): Don't set eh_label.
7658 (lower_eh_constructs_2): Resolve eh builtins.
7659 Handle GIMPLE_EH_MUST_NOT_THROW.
7660 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
7661 Add eh_seq to the end of the function body.
7662 (make_eh_dispatch_edges): New.
7663 (make_eh_edge): Remove.
7664 (make_eh_edges): Simplify for landing pads.
7665 (redirect_eh_edge_1): New.
7666 (redirect_eh_edge): Use it.
7667 (redirect_eh_dispatch_edge): New.
7668 (stmt_could_throw_p): Use a switch. Allow RESX.
7669 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
7670 (stmt_can_throw_internal): Likewise.
7671 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
7672 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
7673 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
7674 (gate_refactor_eh): New.
7675 (pass_refactor_eh): Use it.
7676 (lower_resx, execute_lower_resx, pass_lower_resx): New.
7677 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
7678 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
7679 (remove_unreachable_handlers): Rename from
7680 tree_remove_unreachable_handlers; rewrite for landing pads;
7681 call remove_eh_handler directly.
7682 (remove_unreachable_handlers_no_lp): New.
7683 (unsplit_eh, unsplit_all_eh): New.
7684 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
7685 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
7686 (cleanup_empty_eh_unsplit): New.
7687 (cleanup_empty_eh): Rewrite.
7688 (cleanup_all_empty_eh): New.
7689 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
7690 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
7691 (gate_cleanup_eh): New.
7692 (pass_cleanup_eh): Use it.
7693 (verify_eh_edges): Move later in file. Expect one EH edge.
7694 (verify_eh_dispatch_edge): New.
7696 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
7697 (gtype-desc.o): Add TARGET_H.
7698 (tree.o): Use EXCEPT_H, not except.h.
7699 (cfgbuild.o): Add EXPR_H.
7700 (GTFILES): Add vecprim.h.
7701 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
7702 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
7703 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
7704 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
7705 * calls.c (emit_call_1): Use make_reg_eh_region_note.
7706 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
7707 calls to can_throw_internal.
7708 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
7709 (make_edges): Don't handle RESX; use can_nonlocal_goto.
7710 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
7711 (expand_gimple_stmt): Use make_reg_eh_region_note.
7712 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
7713 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
7714 or find_exception_handler_labels.
7715 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
7716 there is exacly one EH edge. Use can_nonlocal_goto and
7718 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
7719 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
7720 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
7721 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
7722 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
7723 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
7724 * dse.c (scan_insn): Use insn_could_throw_p.
7725 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
7726 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
7727 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
7728 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
7729 EXC_PTR_EXPR or FILTER_EXPR.
7730 (tree_expr_nonzero_warnv_p): Likewise.
7731 * function.h: Include vecprim.h, not varray.h
7732 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
7733 move ttype_data and ehspec_data members to struct eh_status; change
7734 action_record_data member to a VEC.
7735 * gcse.c (hash_scan_set): Use can_throw_internal.
7736 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
7737 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
7738 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
7739 (block_may_fallthru): Don't handle RESX_EXPR.
7740 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
7741 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
7742 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
7743 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
7744 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
7745 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
7746 (gimple_size): Likewise.
7747 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
7748 (gimple_build_resx): Use gimple_build_with_ops.
7749 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
7750 (is_gimple_val): Likewise.
7751 (is_gimple_stmt): Remove RESX_EXPR.
7752 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
7753 (GIMPLE_RESX): Reorder with other EH constructs.
7754 * gimple.h (struct gimple_statement_eh_mnt): New.
7755 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
7756 (gimple_eh_filter_must_not_throw): Remove.
7757 (gimple_eh_filter_set_must_not_throw): Remove.
7758 (gimple_eh_must_not_throw_fndecl): New.
7759 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
7760 (is_gimple_resx): New.
7761 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
7762 Don't copy EH_FILTER_MUST_NOT_THROW.
7763 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
7764 * ipa-inline.c (estimate_function_body_sizes): Don't try to
7765 handle must_not_throw_labels specially.
7766 * ipa-pure-const.c (check_call): Update debug statement for LP.
7767 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
7768 * ipa-utils.c (get_base_var): Likewise.
7769 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
7770 * lower-subreg.c (move_eh_region_note): Remove.
7771 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
7772 * omp-low.c (new_omp_context): Update for eh_lp_nr.
7773 (create_task_copyfn): Likewise.
7774 (maybe_catch_exception): Use gimple_build_eh_filter.
7775 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
7776 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
7777 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
7778 and pass_lower_resx.
7779 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
7780 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
7781 can_throw_internal, can_nonlocal_goto.
7782 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
7783 copy_reg_eh_region_note_forward.
7784 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
7785 (emit_output_reload_insns): Likewise.
7786 (copy_eh_notes): Remove.
7787 * rtl.def (RESX): Remove.
7788 * rtl.h: Update declarations.
7789 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
7790 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
7791 (update_eh_label): Remove.
7792 (cleanup_dead_labels_eh): New.
7793 (cleanup_deal_labels): Use it instead of update_eh_label.
7794 (gimple_merge_blocks): Update landing pad data structure when
7795 removing a landing pad label.
7796 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
7797 test; handle GIMPLE_EH_MUST_NOT_THROW.
7798 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
7799 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
7800 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
7801 (verify_stmt): Likewise. Verify landing pads.
7802 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
7803 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
7804 (struct move_stmt_d): Add eh_map.
7805 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
7806 (move_stmt_r): Remap eh region numbers in builtin calls,
7807 resx and eh_dispatch.
7808 (move_block_to_fn): Remove eh_offset parameter. Use
7809 maybe_duplicate_eh_stmt_fn.
7810 (find_outermost_region_in_block): Operate on eh_region pointers
7811 instead of region numbers.
7812 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
7813 duplicate_eh_regions.
7814 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
7815 test earlier. Disallow EH landing pads.
7816 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
7817 * tree-flow.h: Update declarations.
7818 (struct tree_ann_common_d): Replace rn with lp_nr.
7819 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
7820 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
7821 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
7822 resx and eh_dispatch.
7823 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
7824 (copy_edges_for_bb): Use make_eh_dispatch_edges.
7825 (copy_cfg_body): Expect eh_map instead of eh_region_offset
7826 from duplicate_eh_regions.
7827 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
7828 update RESX; handle EH_DISPATCH.
7829 (expand_call_inline): Set eh_lp_nr, not eh_region.
7830 (maybe_inline_call_in_expr): Likewise.
7831 * tree-inline.h (struct copy_body_data): Replace eh_region with
7832 eh_lp_nr, eh_region_offset with eh_map.
7833 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
7834 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
7835 * tree-pretty-print.c (dump_generic_node): Don't handle
7836 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
7837 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
7838 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
7839 EXC_PTR_EXPR, FILTER_EXPR.
7840 * tree-ssa-operands.c (get_expr_operands): Likewise.
7841 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
7842 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7843 (ao_ref_init_from_vn_reference): Likewise.
7844 * tree-ssa-sink.c (statement_sink_location): Likewise.
7845 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7846 (mark_virtual_phi_result_for_renaming): Export. Tidy.
7847 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
7848 EXC_PTR_EXPR, FILTER_EXPR.
7849 (is_exception_related): Remove.
7850 (compute_avail): Don't call it.
7851 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
7852 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
7853 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
7854 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
7856 (build_resx): Remove.
7857 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
7858 * tree.h: Update declarations.
7859 (EH_FILTER_MUST_NOT_THROW): Remove.
7860 (struct tree_label_decl): Add eh_landing_pad_nr.
7861 (EH_LANDING_PAD_NR): New.
7862 * value-prof.c (gimple_ic): Tidy variable names. Update for
7863 landing pad numbers.
7864 (gimple_stringop_fixed_value): Tidy variable names. Assert
7865 that neither call stmt can throw.
7866 * vecprim.h (uchar): New.
7867 (VEC(uchar,heap), VEC(uchar,gc)): New.
7869 * c-common.c (c_define_builtins): Update call to
7870 build_common_builtin_nodes.
7871 * c-parser.c (c_parse_file): Don't call
7872 default_init_unwind_resume_libfunc.
7874 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
7876 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
7877 (mips_cprestore_address_p): Likewise.
7878 (mips_save_gp_to_cprestore_slot): Likewise.
7879 (mips_restore_gp): Rename to...
7880 (mips_restore_gp_from_cprestore_slot): ...this.
7881 (mips_must_initialize_gp_p): Declare.
7882 (mips_emit_save_slot_move): Likewise.
7883 (mips_output_load_label): Return nothing.
7884 (mips_eh_uses): Declare.
7885 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
7886 (TARGET_CPRESTORE_DIRECTIVE): New macro.
7887 (TARGET_ABSOLUTE_JUMPS): Likewise.
7888 (EH_USES): Likewise.
7889 (FIRST_PSEUDO_REGISTER): Update comment.
7890 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
7891 (MIPS_CALL): ...here.
7892 (REGISTER_NAMES): Add $cprestore.
7893 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
7894 Add load_label_length, has_inflexible_gp_insn_p,
7895 has_flexible_gp_insn_p, must_initialize_gp_p and
7896 must_restore_gp_when_clobbered_p.
7897 (mips_expand_call): Don't generate split instructions here.
7898 (mips_split_call): Update the call to mips_restore_gp after
7899 the above name change.
7900 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
7901 (mips_find_gp_ref): New function.
7902 (mips_insn_has_inflexible_gp_ref_p): Likewise.
7903 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
7904 (mips_insn_has_flexible_gp_ref_p): Likewise.
7905 (mips_cfun_has_flexible_gp_ref_p): Likewise.
7906 (mips_function_has_gp_insn): Delete.
7907 (mips_global_pointer): Drop the df_regs_ever_live_p check.
7908 Use the new functions above. Only return INVALID_REGNUM
7909 for TARGET_ABSOLUTE_JUMPS.
7910 (mips_must_initialize_gp_p): New function.
7911 (mips_get_cprestore_base_and_offset): New function, extracted from...
7912 (mips_cprestore_slot): ...here. Take a bool parameter.
7913 (mips_cfun_has_cprestore_slot_p): New function.
7914 (mips_cprestore_address_p): Likewise.
7915 (mips_save_gp_to_cprestore_slot): Likewise.
7916 (mips_restore_gp): Rename to...
7917 (mips_restore_gp_from_cprestore_slot): ...this. Assert
7918 epilogue_completed. Update the call to mips_cprestore_slot.
7919 Test cfun->machine->must_restore_gp_when_clobbered_p.
7920 (mips_direct_save_slot_move_p): New function.
7921 (mips_emit_save_slot_move): Likewise.
7922 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
7923 of cfun->machine->global_pointer.
7924 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
7925 (mips_save_reg): Use mips_emit_save_slot_move.
7926 (mips_expand_prologue): Set must_initialize_gp_p.
7927 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
7928 for all cprestore saves. Emit a use_cprestore instruction after
7929 setting up the cprestore slot.
7930 (mips_restore_reg): Use mips_emit_save_slot_move.
7931 (mips_process_load_label): New function.
7932 (mips_load_label_length): Likewise.
7933 (mips_output_load_label): Don't return asm: output it here instead.
7934 Use mips_process_load_label.
7935 (mips_adjust_insn_length): Adjust the length of branch instructions
7936 that have length MAX_PIC_BRANCH_LENGTH.
7937 (mips_output_conditional_branch): Update the call to
7938 mips_output_load_label. Assume the branch target is OPERANDS[0]
7939 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
7940 (mips_output_order_conditional_branch): Swap the meaning of
7941 OPERANDS[0] and OPERANDS[1].
7942 (mips_variable_issue): Don't count ghost instructions.
7943 (mips_expand_ghost_gp_insns): New function.
7944 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
7945 (mips_output_mi_thunk): Set must_initialize_gp_p.
7946 (mips_eh_uses): New function.
7947 * config/mips/predicates.md (cprestore_save_slot_operand)
7948 (cprestore_load_slot_operand): New predicates.
7949 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
7950 (UNSPEC_MOVE_GP): Likewise.
7951 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
7952 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
7953 (CPRESTORE_SLOT_REGNUM): New register.
7954 (MAX_PIC_BRANCH_LENGTH): New constant.
7955 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
7956 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
7957 branches. Fix commentary.
7958 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
7959 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
7960 Change type to "ghost".
7961 (loadgp_absolute_<mode>): Likewise.
7962 (loadgp_rtp_<mode>): Likewise.
7963 (copygp_mips16): Likewise.
7964 (loadgp_blockage): Remove redundant mode attribute.
7965 (potential_cprestore): New instruction.
7966 (cprestore): Turn into an unspec set.
7967 (use_cprestore): New instruction.
7968 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
7969 (*branch_fp_inverted): Likewise.
7970 (*branch_order<mode>): Likewise.
7971 (*branch_order<mode>_inverted): Likewise.
7972 (*branch_equality<mode>): Likewise.
7973 (*branch_equality<mode>_inverted): Likewise.
7974 (*branch_bit<bbv><mode>): Likewise.
7975 (*branch_bit<bbv><mode>_inverted): Likewise.
7976 (*branch_equality<mode>_mips16): Remove redundant mode.
7977 (jump): Turn into a define_expand.
7978 (*jump_absolute): New instruction.
7979 (*jump_pic): Likewise.
7980 (*jump_mips16): Rename previously-unnamed pattern. Remove
7981 redundant mode attribute.
7982 (restore_gp): Split on epilogue_completed rather than
7983 reload_completed. Change type to "ghost".
7984 (move_gp<mode>): New instruction.
7985 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
7986 Remove redundant mode attribute.
7987 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
7988 (bc1any4f, bc1any2t, bc1any2f): Likewise.
7989 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
7991 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7994 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
7995 are returned in the same register (vs34 or v2) that Altivec vector
7996 types are returned in.
7997 (rs6000_libcall_value): Ditto.
8000 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
8001 instead of explicit addsi3/adddi3 calls.
8002 (rs6000_split_multireg_move): Ditto.
8003 (rs6000_emit_allocate_stack): Ditto.
8004 (rs6000_emit_prologue): Ditto.
8005 (rs6000_output_mi_thunk): Ditto.
8007 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
8008 size is 64 bits if we can use 64-bit registers.
8010 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
8012 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
8015 From Jie Zhang <jie.zhang@analog.com>:
8016 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
8017 save FP and RETS with saveall attribute.
8018 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
8019 with saveall attribute.
8021 * config/bfin/bfin.c (bfin_expand_builtin,
8022 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
8025 From Jie Zhang <jie.zhang@analog.com>:
8026 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
8027 before use in two places.
8028 * config/bfin/bfin.md (AREG): Define mode iterator.
8029 (reload_in, reload_out): Use mode iterator AREG.
8031 2009-09-14 Richard Guenther <rguenther@suse.de>
8034 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
8035 EH personality path.
8037 2009-09-13 Richard Guenther <rguenther@suse.de>
8038 Rafael Avila de Espindola <espindola@google.com>
8040 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
8041 (LANG_HOOKS_EH_PERSONALITY): Likewise.
8042 (LANG_HOOKS_INITIALIZER): Adjust.
8043 (lhd_pass_through_t): Declare.
8044 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
8046 * langhooks.c (lhd_pass_through_t): New function.
8047 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
8048 dwarf2out_begin_prologue): Use personality from current_function_decl.
8049 * expr.h (get_personality_function): Declare.
8050 * expr.c (get_personality_function): New function.
8051 (build_personality_function): Likewise.
8052 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
8053 (eh_personality_libfunc): Remove.
8054 * optabs.c (build_libfunc_function): New function split out from ...
8055 (init_one_libfunc): ... here.
8056 * tree.h (DECL_FUNCTION_PERSONALITY): New.
8057 (tree_function_decl): Add personality.
8058 (lhd_gcc_personality): Declare.
8059 (build_personality_function): Likewise.
8060 * tree.c (gcc_eh_personality_decl): New.
8061 (lhd_gcc_personality): New function.
8062 * except.h (lang_eh_runtime_type): Remove.
8063 (enum eh_personality_kind): New.
8064 (build_personality_function): Declare.
8065 (function_needs_eh_personality): Declare.
8066 * except.c (lang_eh_runtime_type): Remove.
8067 (function_needs_eh_personality): New function.
8068 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
8069 (sjlj_emit_function_enter, output_function_exception_table):
8070 Use personality from current_function_decl.
8071 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
8072 * tree-inline.c (tree_can_inline_p): Do not inline across different
8074 (expand_call_inline): Likewise. Adjust the callers EH personality.
8075 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
8076 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
8077 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
8078 (c-parser.o): Likewise
8079 * c-tree.h (c_eh_initialized_p): Remove.
8080 (c_maybe_initialize_eh): Likewise.
8081 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
8082 (finish_decl): Don't call c_maybe_initialize_eh.
8083 (c_eh_initialized_p): Remove.
8084 (c_maybe_initialize_eh): Likewise.
8085 * c-parser.c (c_parser_omp_construct): Likewise.
8086 (c_parse_file): Initialize exception handling.
8088 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
8090 * config.gcc (tm_file): Remove i386/biarch32.h
8091 for i?86-w64-mingw* case.
8092 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
8094 * config.host: Set for x64 mingw the option
8095 use_long_long_for_widest_fast_int to yes.
8097 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
8099 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
8100 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
8101 (dbxout_begin_function): Likewise.
8102 * final.c (dwarf2_debug_info_emitted_p): New predicate.
8103 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
8104 set on the function.
8105 (final_end_function): Likewise.
8106 (final_scan_insn): Likewise.
8107 (rest_of_handle_final): Likewise.
8108 * varasm.c (assemble_start_function): Likewise.
8109 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8111 2009-09-12 Jason Merrill <jason@redhat.com>
8113 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
8114 * opts.c (common_handle_option): constify.
8116 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
8118 * doc/install.texi (avr): Remove obsolete reference site.
8120 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
8122 * doc/install.texi (Binaries): Adjust AIX link.
8124 2009-09-12 Akim Demaille <demaille@gostai.com>
8126 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
8127 Use an imperative sentence.
8129 2009-09-11 Richard Henderson <rth@redhat.com>
8131 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
8132 structure-name and has-tree-operands arguments; update all entries.
8133 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
8135 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
8136 (gsstruct_code_size): New.
8137 (gss_for_code_): New.
8138 (gss_for_code): Remove.
8139 (gimple_size): Rewrite using gsstruct_code_size.
8140 (gimple_statement_structure): Move to gimple.h.
8141 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
8142 (gss_for_code, gimple_statement_structure): New.
8143 (gimple_ops): Use new arrays; tidy.
8145 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8147 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
8148 operand to be a PLUS expression.
8149 * config/pa/pa.c (pa_secondary_reload): Likewise.
8151 2009-09-11 Jakub Jelinek <jakub@redhat.com>
8153 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
8155 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
8158 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
8160 From Jie Zhang <jie.zhang@analog.com>:
8161 * doc/extend.texi (node Function Attributes): Document l2
8163 (node Blackfin Variable Attributes): Document l2 variable attributes.
8165 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
8167 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
8168 to match the system compiler's configuration at inflection point.
8169 Add comment to remark a remaining difference with system compiler.
8171 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
8172 * configure: Regenerate.
8174 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
8176 From Jie Zhang <jie.zhang@analog.com>:
8177 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
8178 (bfin_handle_l2_attribute): New.
8179 (bfin_attribute_table): Add l2 attribute.
8181 2009-09-11 Michael Matz <matz@suse.de>
8184 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
8185 on the local_decls list.
8187 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
8191 * cselib.c (cselib_expand_value_rtx_cb): Document callback
8193 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
8194 for VALUEs, to implement the documented interface.
8195 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
8196 Adjust for VALUEs and anything else, to implement the
8197 documented interface.
8199 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
8201 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
8202 with actual SPE/paired vector modes before using 64-bit alignment.
8203 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
8205 2009-09-10 DJ Delorie <dj@redhat.com>
8207 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
8210 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
8211 * config/mep/mep.c (mep_legitimate_constant_p): New.
8212 * config/mep/mep-protos.h: Prototype it.
8214 2009-09-10 Richard Henderson <rth@redhat.com>
8216 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
8218 2009-09-10 Jason Merrill <jason@redhat.com>
8220 * tree.c (chain_index): New fn.
8221 * tree.h: Declare it.
8223 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8225 * config/sol2-c.c (cmn_err_length_specs): Initialize
8226 scalar_identity_flag.
8228 2009-09-10 Richard Henderson <rth@redhat.com>
8230 * tree.h (struct tree_decl_common): Move align member earlier;
8231 move label_decl_uid member ...
8232 (struct tree_label_decl): ... here.
8233 (LABEL_DECL_UID): Update to match.
8235 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
8238 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
8239 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
8241 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
8242 dest_prev if the edge is complex.
8244 * tree-cfg.c (is_ctrl_stmt): Use a switch.
8246 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
8247 loop latch tests earlier.
8249 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
8250 before GIMPLE_RETURN, not after its predecessor; insert
8253 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
8254 gimple_seq_empty_p to test for no PHI nodes.
8255 * tree-cfg.c (split_critical_edges): Likewise.
8257 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
8259 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
8261 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
8262 introduced by the VTA branch merge.
8264 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
8266 * ira-conflicts.c: Use fputs or putc instead of fprintf
8270 * tree-switch-conversion.c: Ditto.
8272 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
8274 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
8275 introduced by the VTA branch merge.
8277 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
8280 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
8282 PR rtl-optimization/39779
8283 * expr.c (convert_modes): Return when mode == oldmode after
8284 CONST_INTs are processed.
8286 2009-09-10 Nick Clifton <nickc@redhat.com>
8288 * config/mep/mep.c (mep_encode_section_info): Copy weakness
8289 attribute and referring decl when creating renamed symbol.
8291 2009-09-10 Richard Guenther <rguenther@suse.de>
8294 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
8296 (cgraph_finalize_compilation_unit): Compute reachability
8297 before emitting thunks. Properly process aliases before
8298 possibly removing unreachable nodes.
8300 2009-09-10 Richard Guenther <rguenther@suse.de>
8303 * tree.c (struct free_lang_data_d): Add worklist member.
8304 (find_decls_types_r): Push onto the worklist instead of recursing.
8305 Handle TREE_BINFOs properly.
8306 (find_decls_types): New function wrapped around find_decls_types_r
8307 to process the worklist.
8308 (find_decls_types_in_eh_region): Use it.
8309 (find_decls_types_in_node): Likewise.
8310 (find_decls_types_in_var): Likewise.
8311 (free_lang_data_in_cgraph): Likewise. Free the worklist.
8312 * tree.h (RECORD_OR_UNION_TYPE_P): New.
8313 (AGGREGATE_TYPE_P): Adjust.
8315 2009-09-09 Jason Merrill <jason@redhat.com>
8317 * configure.ac: Check glibc version even if we have an in-tree
8320 2009-09-09 Anthony Green <green@moxielogic.com>
8322 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
8323 the constant 0 when appropriate.
8324 * config/moxie/constraints.md: Add constraint O.
8326 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
8327 to pass up to 6 32-bit argument values in registers.
8328 (moxie_function_arg): Ditto.
8329 (moxie_arg_partial_bytes): Ditto.
8330 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
8331 (REG_PARM_STACK_SPACE): Ditto.
8332 (FUNCTION_ARG_REGNO_P): Ditto.
8334 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8335 instruction to allocate stack space.
8337 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
8339 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
8340 unnecessarily stringent constraints. Fix address
8341 calculation in the splitters.
8343 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
8345 PR rtl-optimization/39779
8346 * expr.c (convert_modes): Return when mode == oldmode after
8347 CONST_INTs are processed.
8349 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
8352 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
8353 (ix86_expand_prologue): Take frame.padding0 into logic of
8355 (ix86_expand_epilogue): Likewise.
8357 2009-09-09 Jakub Jelinek <jakub@redhat.com>
8359 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
8361 (SHLIB_LINK, SHLIB_INSTALL): Use them.
8362 * config/t-slibgcc-libgcc: New file.
8363 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
8365 2009-09-09 Martin Jambor <mjambor@suse.cz>
8367 PR tree-optimization/41089
8368 * tree-sra.c (find_var_candidates): Do not consider va_lists in
8371 2009-09-09 Richard Henderson <rth@redhat.com>
8373 * gimple.h (CASE_GIMPLE_OMP): New.
8374 (is_gimple_omp): Use it.
8375 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
8376 (verify_gimple_debug): Likewise.
8378 2009-09-09 Richard Guenther <rguenther@suse.de>
8380 PR tree-optimization/41101
8381 * tree-ssa-pre.c (maximal_set): Remove.
8382 (compute_antic_aux): Treat the maximal set as implicitly all ones.
8383 Defer all blocks we didn't visit at least one successor.
8384 (add_to_exp_gen): Do not add to the maximal set.
8385 (make_values_for_phi): Likewise.
8386 (compute_avail): Likewise.
8387 (init_pre): Do not allocate the maximal set.
8388 (execute_pre): Do not dump it.
8390 2009-09-09 Martin Jambor <mjambor@suse.cz>
8392 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
8393 an SSA_NAME rather than a is_gimple_variable.
8395 2009-09-09 Richard Guenther <rguenther@suse.de>
8398 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
8399 code dealing with plain pointer bases.
8400 (maybe_fold_offset_to_reference): Likewise.
8401 (maybe_fold_stmt_addition): Adjust.
8403 2009-09-09 Richard Guenther <rguenther@suse.de>
8405 * tree.c (free_lang_data_in_type): Do not free the type variant
8407 (free_lang_data): Merge char_type_node with its properly signed
8409 (pass_ipa_free): Collect after freeing language specific data.
8411 2009-09-09 Michael Matz <matz@suse.de>
8414 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
8415 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
8416 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
8419 2009-09-08 DJ Delorie <dj@redhat.com>
8421 * config/mep/mep.c (conversions[]): Add "ml" pattern.
8423 2009-09-04 Jason Merrill <jason@redhat.com>
8425 * tree.c (tree_find_value): Remove.
8426 * tree.h: Remove prototype.
8427 * varasm.c (assemble_external): Use value_member instead.
8429 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8431 * toplev.c (process_options): Choose default debugging type when
8432 gtoggle enables debug info and type is unset.
8434 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8438 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
8441 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8443 * configure: Rebuilt with modified libtool.m4.
8445 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8450 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
8452 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8454 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
8455 (remove_statement): Likewise.
8456 (rewrite_use_nonlinear_expr): Adjust.
8457 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
8458 * tree-ssa.c (release_defs_bitset): ... this. New.
8459 * tree-flow.h (release_defs_bitset): Declare.
8461 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8464 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
8465 in the middle block.
8467 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
8469 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
8470 via intptr_t to long type.
8471 (insert_operand_rank): Cast long type via intptr_t to
8473 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
8475 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
8476 from pointer to unsigned via uintptr_t.
8478 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
8479 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
8481 * configure: Regenerated.
8482 * config.in: Regenerated
8483 * system.h (stdint.h): Add include.
8484 (inttypes.h): Likewise.
8485 * Makefile.in (aclocal): Add config/stdint.m4.
8486 * aclocal.m4: Regenerated.
8488 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
8490 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
8492 (note_np_check_stores): New function.
8493 (harmless_null_pointer_p): New function.
8494 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
8495 changed. Take into account whether we're in the shadow of a condjump
8496 that tested NP_REG for NULL.
8497 Lose all code that tested for SEQUENCEs.
8498 (workaround_speculation): Avoid inserting NOPs for loads that are
8499 either always executed or a NULL pointer.
8501 2009-09-08 Jan Hubicka <jh@suse.cz>
8503 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
8504 * params.def (early-inlining-insns): Likewise.
8506 2009-09-08 Jakub Jelinek <jakub@redhat.com>
8508 PR rtl-optimization/41239
8509 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
8510 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
8512 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
8513 across calls, as the calls might not always return normally.
8514 (call_may_noreturn_p): New function.
8515 (deps_analyze_insn): Update last_function_call_may_noreturn list.
8516 (init_deps): Initialize it.
8517 (remove_from_deps): Also remove calls from
8518 last_function_call_may_noreturn list.
8520 2009-09-07 Richard Henderson <rth@redhat.com>
8522 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
8523 more VR->OPERANDS than LHS operands. Free LHS before returning.
8525 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8527 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
8528 (attr "addrtype"): New member "spreg".
8529 Use it if mem_spfp_address_operand is true for the address.
8530 (attr "type"): New entry "stall".
8531 (cpu_unit "load"): New.
8532 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
8534 (insn_reservation "loadsp"): New.
8535 (insn_reservation "load_stall1"): New.
8536 (insn_reservation "load_stall3"): New.
8538 * config/bfin/predicates.md (const1_operand, const3_operand): New.
8539 (mem_p_address_operand): Exclude stack and frame pointer based
8541 (mem_spfp_address_operand): New; match them here.
8542 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
8543 (bfin_reorg): Call it if scheduling insns.
8544 (bfin_gen_bundles): Remove dummy insns created by
8545 add_sched_insns_for_speculation.
8547 From Jie Zhang <jie.zhang@analog.com>:
8548 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
8549 bfin_si_revision, bfin_workarounds): Move these ...
8550 * config/bfin/bfin.h: ... here.
8552 From Mike Frysinger <michael.frysinger@analog.com>
8553 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
8554 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
8555 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
8556 bf547m, bf548m, and bf549m.
8557 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
8558 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
8559 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
8560 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
8561 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
8562 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
8563 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
8564 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
8565 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
8566 bf542m, bf544m, bf547m, bf548m, and bf549m.
8568 From Jie Zhang <jie.zhang@analog.com>:
8569 * config/bfin/predicates.md (p_register_operand): New predicate.
8570 (dp_register_operand): New predicate.
8571 * config/bfin/bfin-protos.h (WA_05000074): Define.
8572 (ENABLE_WA_05000074): Define.
8573 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
8574 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
8575 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
8576 (define_attr addrtype): Allow load/store register to be P register.
8577 (define_attr storereg): New.
8578 (define_cpu_unit anomaly_05000074): New.
8579 (define_insn_reservation dsp32shiftimm): New.
8580 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
8581 (define_insn_reservation loadp): Cannot use slot2.
8582 (define_insn_reservation loadsp): Cannot use slot2.
8583 (define_insn_reservation storep): Cannot use slot2. Does not
8584 apply when working around 05000074.
8585 (define_insn_reservation storep_anomaly_05000074): New.
8586 (define_insn_reservation storei): Does not apply when working
8588 (define_insn_reservation storei_anomaly_05000074): New.
8589 (define_attr length): Add dsp32shiftimm case.
8590 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
8591 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
8592 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
8593 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
8594 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
8596 2009-09-07 Martin Jambor <mjambor@suse.cz>
8599 * tree-sra.c (create_artificial_child_access): Return NULL if
8600 build_ref_for_offset fails.
8601 (propagate_subacesses_accross_link): Allow build_ref_for_offset
8602 and create_artificial_child_access to fail.
8604 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
8607 * unwind-dw2.c (uw_init_context_1): Mark noinline.
8608 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
8609 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
8611 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8613 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
8614 block, ensure it has an exit edge. Emit a barrier after a jump.
8616 2009-09-07 Nick Clifton <nickc@redhat.com>
8618 * gcc.c (this_is_linker_script): New variable. Like
8619 this_is_library_file but for the %T constructor.
8620 (end_going_arg): If this_is_linker_script is set then locate the
8621 script and insert a --script switch before it
8622 (do_spec_2): Initialise this_is_linker_script.
8623 (do_spec_1): Likewise. Handle %T construct.
8624 (eval_spec_function): Preserve this_is_linker_script.
8625 * doc/invoke.texi: Document %T construct in spec files.
8626 * config/m32c/m32c.h (LIB_SPEC): Use it.
8628 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8630 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
8631 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
8632 when volatile flag is set.
8633 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
8635 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
8638 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
8639 (combine_stack_adjustments_for_block): Allow insns between stack
8640 adjustments and stores with corresponding pre-(dec|inc)rement or
8641 pre-modify operation.
8643 2009-09-06 Jakub Jelinek <jakub@redhat.com>
8646 * combine-stack-adj.c (struct csa_memlist): Rename to...
8647 (struct csa_reflist): ... this. Rename mem field to ref.
8648 (free_csa_memlist): Rename to...
8649 (free_csa_reflist): ... this.
8650 (record_one_stack_memref): Rename to...
8651 (record_one_stack_ref): ... this. Handle also REG_P.
8652 (try_apply_stack_adjustment): Handle also REG_P.
8653 (struct record_stack_memrefs_data): Rename to...
8654 (struct record_stack_refs_data): ... this. Rename memlist field to
8656 (record_stack_memrefs): Rename to...
8657 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
8658 subexpressions instead of failing when a MEM contains SP references.
8659 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
8660 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
8662 2009-09-06 Richard Guenther <rguenther@suse.de>
8665 * tree.c (build_array_type): Do not record types marked
8666 with structural equality in the canonical type hashtable.
8668 2009-09-06 Richard Guenther <rguenther@suse.de>
8671 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
8673 2009-09-05 Richard Guenther <rguenther@suse.de>
8676 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
8678 2009-09-05 Richard Guenther <rguenther@suse.de>
8681 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
8683 2009-09-05 Richard Guenther <rguenther@suse.de>
8686 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
8687 before comparing function argument types.
8689 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8692 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
8695 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
8698 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
8700 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
8701 locators before emit_insn is called.
8703 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
8706 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
8707 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
8708 (reginfo_init): Don't call allocate_reg_info.
8710 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
8713 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
8714 NONDEBUG_INSN_P instead of INSN_P.
8716 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8719 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
8721 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8724 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
8725 pattern of the split.
8727 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8729 * toplev.c (process_options): Move setter of flag_var_tracking
8730 before other tests that depend on it. Move down setter of
8731 flag_rename_registers. Don't enable var-tracking-assignments
8732 by default if selective scheduling is enabled. Warn if both
8735 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8737 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
8738 comment. Use switch statement to catch overlaps between rtx
8739 and tree codes. Accept FUNCTION_DECLs in addition to those in...
8740 (IS_DECL_CODE): ... here. Remove.
8741 (check_value_is_not_decl): Remove.
8742 (dv_from_decl, dv_from_value): Check after conversion.
8744 2009-09-04 Richard Guenther <rguenther@suse.de>
8747 * (cgraph_finalize_compilation_unit): Move finalizing aliases
8748 after emitting tunks. Move emitting thunks and ctors from ...
8749 (cgraph_optimize): ... here. Remove redundant
8750 cgraph_analyze_functions.
8751 * varasm.c (find_decl_and_mark_needed): Remove no longer
8753 (finish_aliases_1): Adjust check for thunk aliases.
8755 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
8757 * config/arm/arm.md (ctzsi2): Added braces
8758 to avoid warning that broke booststrap.
8760 2009-09-04 Martin Jambor <mjambor@suse.cz>
8762 PR tree-optimization/41112
8763 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
8764 handle variable-bounded arrays.
8765 (expr_with_var_bounded_array_refs_p): New function.
8766 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
8768 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
8770 * config/s390/2097.md: Removed two incorrect bypasses.
8771 (z10_fsimpdf): Fixed latency.
8772 (z10_fhex): New insn_reservation.
8773 (z10_floaddf): Fixed latency.
8774 (z10_floadsf): Fixed latency.
8775 (z10_ftrunctf): Fixed latency.
8776 (z10_ftruncdf): Fixed latency.
8777 * config/s390/s390.c (z10_cost): Fixed values.
8778 (s390_adjust_priority): Added z10 path.
8779 * config/s390/s390.md (type): Added fhex.
8780 (*mov<mode>_64dfp): Updated type attribute.
8781 (*mov<mode>_64): Updated type attribute.
8782 (*mov<mode>_31): Updated type attribute.
8783 (*mov<mode>"): Likewise.
8784 * config/s390/2084.md (x_fsimpdf): Updated condition.
8786 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
8788 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
8789 RTXs in the predicate for operand 1.
8791 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
8793 * config/arm/arm.md (UNSPEC_RBIT): New constant.
8794 (rbitsi2): New insn.
8795 (ctzsi2): New expand.
8796 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
8798 2009-09-03 Martin Jambor <mjambor@suse.cz>
8800 * tree-sra.c (duplicate_expr_for_different_base): Removed.
8801 (create_artificial_child_access): Use build_ref_for_offset instead
8802 of duplicate_expr_for_different_base.
8803 (propagate_subacesses_accross_link): Likewise.
8805 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
8807 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
8809 (mips16e_collect_argument_saves): Skip debug instructions.
8810 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
8811 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
8812 (r10k_insert_cache_barriers): Likewise.
8813 (mips_reorg_process_insns): Likewise.
8815 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
8818 * ira.c (update_equiv_reg): Remove check on class likely spill.
8820 2009-09-03 Jakub Jelinek <jakub@redhat.com>
8823 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
8824 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
8828 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
8829 the stack slot if it is passed by invisible reference.
8830 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
8831 by invisible reference.
8833 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
8835 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
8836 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
8837 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
8839 * config/bfin/sync.md: New file.
8840 * config/bfin/bfin.md: Include it.
8841 (UNSPEC_ATOMIC): New.
8842 (UNSPEC_ONES): Provide a unique number.
8844 From Jie Zhang <jie.zhang@analog.com>:
8845 * config/bfin/bfin.c (ret_regs): New.
8846 (must_save_fp_p): Don't return true because of frame_pointer_needed.
8847 (must_save_rets_p): New.
8848 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
8849 current_function_is_leaf.
8850 (do_link): Likewise.
8851 (do_unlink): Likewise.
8852 (expand_interrupt_handler_prologue): Use ret_regs array.
8853 (expand_interrupt_handler_epilogue): Use ret_regs array and
8854 pass return register to gen_return_internal.
8855 (bfin_expand_epilogue): Pass return register to
8856 gen_return_internal.
8857 (bfin_expand_call): Explicitly clobber RETS.
8858 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
8859 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
8860 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
8861 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
8863 (return_internal): Take a reg rtx rather than the register number.
8865 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
8867 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
8868 when comparing against estimated_loop_iterations_int return.
8870 2009-09-03 Richard Guenther <rguenther@suse.de>
8872 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
8873 eh_personality_libfunc.
8875 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8877 * tree-parloops.c (separate_decls_in_region): Add space.
8879 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8881 * tree-parloops.c (separate_decls_in_region): Change the condition
8882 checking if there are reductions in the loop.
8884 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8886 PR tree-optimization/38275
8887 * tree-parloops.c (parallelize_loops): Replace profitability condition
8888 for expected number of iterations.
8890 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
8892 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
8893 (bootstrap-debug): Explain conditions in which it becomes default.
8894 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
8897 2009-09-03 Namhyung Kim <namhyung@gmail.com>
8899 * doc/invoke.texi (Optimize Options): Move
8900 -finline-small-functions to the -O2 list.
8902 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
8904 * toplev.c (process_options): Enable var-tracking-assignments
8905 by default if var-tracking is enabled.
8907 2009-09-02 David Daney <ddaney@caviumnetworks.com>
8909 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
8911 * emit-rtl.c (prev_nonnote_insn_bb): New function.
8912 * rtl.h (prev_nonnote_insn_bb): Declare it.
8914 2009-09-03 Diego Novillo <dnovillo@google.com>
8916 * cgraph.c (cgraph_node_for_decl): New.
8917 * cgraph.h (cgraph_node_for_decl): Declare.
8918 * tree.c (host_integerp): Return 0 if T is NULL.
8920 2009-09-03 Diego Novillo <dnovillo@google.com>
8922 * tree.h (struct alias_pair): Move from varasm.c.
8923 (alias_pairs): Likewise.
8924 (TYPE_MAXVAL): Define.
8925 (TYPE_MINVAL): Define.
8926 (iterative_hash_host_wide_int): Declare.
8927 (remove_unreachable_alias_pairs): Declare.
8928 * tree-pass.h (pass_ipa_free_lang_data): Declare.
8929 * diagnostic.c (default_diagnostic_starter): Make extern.
8930 (default_diagnostic_finalizer): Make extern.
8931 * diagnostic.h (default_diagnostic_starter): Declare.
8932 (default_diagnostic_finalizer): Declare.
8933 (default_tree_printer): Declare.
8934 * toplev.c (default_tree_printer): Make extern.
8936 2009-09-03 Richard Guenther <rguenther@suse.de>
8937 Diego Novillo <dnovillo@google.com>
8939 * cgraph.c (cgraph_add_new_function): Remove gimplification.
8940 * cgraphunit.c (cgraph_expand_function): Do not emit
8941 associated thunks from here.
8942 (cgraph_emit_thunks): New.
8943 (cgraph_optimize): Call it.
8944 Return if any IPA pass finds an error.
8945 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
8948 2009-09-03 Simon Baldwin <simonb@google.com>
8949 Rafael Espindola <espindola@google.com>
8950 Richard Guenther <rguenther@suse.de>
8951 Doug Kwan <dougkwan@google.com>
8952 Diego Novillo <dnovillo@google.com>
8954 * tree.c: Include tree-pass.h, langhooks-def.h,
8955 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
8956 (free_lang_data_in_type): New.
8957 (need_assembler_name_p): New.
8958 (free_lang_data_in_block): New.
8959 (free_lang_data_in_decl): New.
8960 (struct free_lang_data_d): New.
8961 (add_tree_to_fld_list): New.
8962 (find_decls_types_r): New.
8963 (get_eh_types_for_runtime): New.
8964 (find_decls_types_in_eh_region): New.
8965 (find_decls_types_in_node): New.
8966 (find_decls_types_in_var): New.
8967 (free_lang_data_in_cgraph): New.
8968 (free_lang_data): New.
8969 (gate_free_lang_data): New.
8970 (pass_ipa_free_lang_data): New.
8972 2009-09-03 Diego Novillo <dnovillo@google.com>
8974 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
8975 * langhooks.h (struct lang_hooks): Add field free_lang_data.
8976 (lang_hooks): Remove const qualifier.
8977 * ipa.c (cgraph_remove_unreachable_nodes): Call
8978 remove_unreachable_alias_pairs.
8979 * except.c (add_type_for_runtime): Check if TYPE has
8980 already been converted.
8981 (lookup_type_for_runtime): Likewise.
8982 (check_handled): Handle converted types.
8983 * varasm.c (remove_unreachable_alias_pairs): New.
8984 * gimple.c: Include demangle.h.
8985 (gimple_decl_printable_name): New.
8986 (gimple_fold_obj_type_ref): New.
8987 * gimple.h (gimple_decl_printable_name): Declare.
8988 (gimple_fold_obj_type_ref): Declare.
8989 * passes.c (init_optimization_passes): Add pass
8990 pass_ipa_free_lang_data.
8991 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
8992 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
8994 2009-09-03 Diego Novillo <dnovillo@google.com>
8996 * c-lang.c (lang_hooks): Remove const qualifier.
8998 2009-09-02 Loren James Rittle <ljrittle@acm.org>
9000 * doc/install.texi (*-*-freebsd*): Update target information.
9002 2009-09-02 Anatoly Sokolov <aesok@post.ru>
9004 * hard-reg-set.h (call_fixed_regs): Remove.
9005 * reginfo.c (call_fixed_regs): Remove.
9006 (init_reg_sets_1): Remove initialization of call_fixed_regs.
9007 (globalize_reg): Don't use call_fixed_regs.
9008 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
9011 2009-09-01 Michael Matz <matz@suse.de>
9013 * expr.h (emit_storent_insn, expand_expr_real_1,
9014 expand_expr_real_2): Declare.
9015 * expr.c (emit_storent_insn, expand_expr_real_1,
9016 expand_expr_real_2): Export.
9017 (store_expr): Setting and evaluating dont_return_target is useless.
9018 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
9019 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
9020 * except.c (expand_resx_expr): Rename to ...
9021 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
9022 * except.h (expand_resx_stmt): Declare.
9023 * stmt.c: Add include gimple.h
9024 (expand_asm_expr): Rename to ...
9025 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
9026 (expand_case): Rewrite to take gimple statement.
9027 * tree.h (expand_asm_stmt): Declare.
9028 (expand_case): Change prototype.
9029 * Makefile.in (stmt.o): Depend on gimple.h.
9030 * builtins.c (expand_builtin_synchronize): Build gimple asm
9031 statement, not an ASM_EXPR.
9032 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
9033 gimple_to_tree, release_stmt_tree): Remove.
9034 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
9035 ggc_free, but hold comparison code and operands separately.
9036 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
9037 (expand_call_stmt, expand_gimple_stmt_1,
9038 expand_gimple_stmt): New helpers.
9039 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
9040 release_stmt_tree. Call expand_gimple_stmt instead.
9041 (expand_gimple_basic_block): Ditto.
9043 * calls.c (emit_call_1): Don't look at EH regions here, make
9044 fntree parameter useless.
9045 (expand_call): New local rettype for TREE_TYPE(exp), use it
9046 throughout. Remove local p, use addr instead.
9047 Don't look at EH regions here.
9049 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
9051 * doc/invoke.texi (-fsched-pressure): Document it.
9052 (-fsched-reg-pressure-heuristic): Remove it.
9054 * reload.c (ira.h): Include.
9055 (find_reloads): Add choosing reload on number of small spilled
9058 * haifa-sched.c (ira.h): Include.
9059 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
9060 saved_reg_pressure, curr_reg_live, saved_reg_live,
9061 region_ref_regs): New variables.
9062 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
9063 initiate_reg_pressure_info, setup_ref_regs,
9064 initiate_bb_reg_pressure_info, save_reg_pressure,
9065 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
9067 (setup_insn_reg_pressure_info): New function.
9068 (rank_for_schedule): Add pressure checking and insn issue time.
9069 Remove comparison of insn reg weights.
9070 (ready_sort): Set insn reg pressure info.
9071 (update_register_pressure, setup_insn_max_reg_pressure,
9072 update_reg_and_insn_max_reg_pressure,
9073 sched_setup_bb_reg_pressure_info): New functions.
9074 (schedule_insn): Add code for printing and updating reg pressure info.
9075 (find_set_reg_weight, find_insn_reg_weight): Remove.
9076 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
9077 (debug_ready_list): Print reg pressure info.
9078 (schedule_block): Ditto. Check insn issue time.
9079 (sched_init): Set up sched_pressure_p. Allocate and set up some
9080 reg pressure related info.
9081 (sched_finish): Free some reg pressure related info.
9082 (fix_tick_ready): Make insn always ready if pressure_p.
9083 (init_h_i_d): Don't call find_insn_reg_weight.
9084 (haifa_finish_h_i_d): Free insn reg pressure info.
9086 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
9087 ira_memory_move_cost, ira_class_hard_regs,
9088 ira_class_hard_regs_num, ira_no_alloc_regs,
9089 ira_available_class_regs, ira_reg_class_cover_size,
9090 ira_reg_class_cover, ira_class_translate): Move to ira.h.
9092 * ira-lives.c (single_reg_class): Check mode to find how many
9093 registers are necessary for operand.
9094 (ira_implicitly_set_insn_hard_regs): New.
9096 * common.opt (fsched-pressure): New options.
9097 (fsched-reg-pressure-heuristic): Remove.
9099 * ira.c (setup_eliminable_regset): Rename to
9100 ira_setup_eliminable_regset. Make it external.
9101 (expand_reg_info): Pass cover class to setup_reg_classes.
9102 (ira): Call resize_reg_info instead of allocate_reg_info.
9104 * sched-deps.c: Include ira.h.
9105 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
9106 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
9107 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
9108 mark_insn_hard_regno_birth, mark_insn_reg_birth,
9109 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
9110 mark_insn_reg_store, mark_insn_reg_clobber,
9111 setup_insn_reg_pressure_info): New.
9112 (sched_analyze_1): Update implicit_reg_pending_uses.
9113 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
9114 Use them to create dependencies. Set insn reg uses and pressure
9115 info. Process reg_pending_uses in one place.
9116 (free_deps): Free implicit sets.
9117 (remove_from_deps): Remove implicit sets if necessary. Check
9118 implicit sets when clearing reg_last_in_use.
9119 (init_deps_global): Clear implicit_reg_pending_clobbers and
9120 implicit_reg_pending_uses.
9122 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
9123 ira_memory_move_cost, ira_class_hard_regs,
9124 ira_class_hard_regs_num, ira_no_alloc_regs,
9125 ira_available_class_regs, ira_reg_class_cover_size,
9126 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
9127 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
9128 ira_implicitly_set_insn_hard_regs): New prototypes.
9130 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
9131 cost_elements_num): New variables.
9132 (allocno_costs, total_costs): Rename to costs and
9133 total_allocno_costs.
9134 (COSTS_OF_ALLOCNO): Rename to COSTS.
9135 (allocno_pref): Rename to pref.
9136 (allocno_pref_buffer): Rename to pref_buffer.
9137 (common_classes): Rename to regno_cover_class.
9139 (record_reg_classes): Set allocno attributes only if allocno_p.
9140 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
9141 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
9142 and COSTS_OF_ALLOCNO.
9143 (print_costs): Rename to print_allocno_costs.
9144 (print_pseudo_costs): New.
9145 (process_bb_node_for_costs): Split into 2 functions with new
9146 function process_bb_for_costs. Pass BB to process_bb_for_costs.
9147 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
9148 new parameter dump_file. Use cost_elements_num instead of
9149 ira_allocnos_num. Make one iteration if preferred classes were
9150 already calculated for scheduler. Make 2 versions of code
9151 depending on allocno_p.
9152 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
9153 regno_cover_class and COSTS instead of common_classes and
9155 (init_costs, finish_costs): New.
9156 (ira_costs): Set up allocno_p and cost_elements_num. Call
9157 init_costs and finish_costs.
9158 (ira_set_pseudo_classes): New.
9160 * rtl.h (allocate_reg_info): Remove.
9161 (resize_reg_info): Change return type.
9162 (reg_cover_class): New.
9163 (setup_reg_classes): Add new parameter.
9165 * sched-int.h (struct deps_reg): New member implicit_sets.
9166 (sched_pressure_p, sched_regno_cover_class): New external definitions.
9167 (INCREASE_BITS): New macro.
9168 (struct reg_pressure_data, struct reg_use_data): New.
9169 (struct _haifa_insn_data): Remove reg_weight. Add members
9170 reg_pressure, reg_use_list, reg_set_list, and
9171 reg_pressure_excess_cost_change.
9172 (struct deps): New member implicit_sets.
9173 (pressure_p): New variable.
9174 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
9175 (struct reg_pressure_data, struct reg_use_data): New.
9176 (INSN_REG_WEIGHT): Remove.
9177 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
9178 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
9179 (sched_init_region_reg_pressure_info,
9180 sched_setup_bb_reg_pressure_info): New prototypes.
9182 * reginfo.c (struct reg_pref): New member coverclass.
9183 (reg_cover_class): New function.
9184 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
9185 (reg_info_size): New variable.
9186 (allocate_reg_info): Make static. Setup reg_info_size.
9187 (resize_reg_info): Use reg_info_size. Return flag of resizing.
9188 (setup_reg_classes): Add a new parameter. Setup cover class too.
9190 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
9193 * sched-rgn.c (deps_join): Set up implicit_sets.
9194 (schedule_region): Set up region and basic blocks pressure
9197 * passes.c (init_optimization_passes): Move
9198 pass_subregs_of_mode_init before pass_sched.
9200 2009-09-02 Martin Jambor <mjambor@suse.cz>
9202 * tree-sra.c (struct access): New field grp_hint.
9203 (dump_access): Dump grp_hint.
9204 (sort_and_splice_var_accesses): Set grp_hint if a group is read
9206 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
9207 those which have been specifically read and somehow written to.
9208 (propagate_subacesses_accross_link): Set grp_hint of right child and
9209 also possibly of the left child.
9211 2009-09-02 Jakub Jelinek <jakub@redhat.com>
9213 * tree-object-size.c (addr_object_size): Always use object_size_type
9214 0 or 2 when determining the pointer pointed object size.
9216 2009-09-02 Richard Guenther <rguenther@suse.de>
9219 2009-08-31 Richard Guenther <rguenther@suse.de>
9221 * builtins.c (fold_builtin_memory_op): Use the alias oracle
9222 to query if the memory regions for memmove overlap.
9223 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
9224 asserts on pointers, instead deal with odd trees.
9225 (ptr_derefs_may_alias_p): Likewise.
9226 (refs_may_alias_p_1): Constructor bases also never alias.
9228 2009-08-01 Christian Bruel <christian.bruel@st.com>
9231 2009-07-31 Christian Bruel <christian.bruel@st.com>
9232 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9234 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
9236 * doc/invoke.texi (-fvar-tracking-assignments): New.
9237 (-fvar-tracking-assignments-toggle): New.
9238 (-fdump-final-insns=file): Mark filename as optional.
9239 (--param min-nondebug-insn-uid): New.
9240 (-gdwarf-@{version}): Mention version 4.
9241 * opts.c (common_handle_option): Accept it.
9242 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
9243 * regrename.c (regrename_optimize): Drop last. Don't count debug
9244 insns as uses. Don't reject change because of debug insn.
9245 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
9246 from the chain starter, and check for inexact matches in DEBUG_INSNS.
9247 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
9248 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
9249 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
9250 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
9251 * doc/gimple.texi (is_gimple_debug): New.
9252 (gimple_debug_bind_p): New.
9253 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
9254 * doc/install.texi (bootstrap-debug): More details.
9255 (bootstrap-debug-big, bootstrap-debug-lean): Document.
9256 (bootstrap-debug-lib): More details.
9257 (bootstrap-debug-ckovw): Update.
9258 (bootstrap-time): New.
9259 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
9260 (insert_phi_nodes_for): Insert debug stmts.
9261 (rewrite_stmt): Take iterator. Insert debug stmts.
9262 (rewrite_enter_block): Adjust.
9263 (maybe_replace_use_in_debug_stmt): New.
9264 (rewrite_update_stmt): Use it.
9265 (mark_use_interesting): Return early for debug stmts.
9266 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
9267 stmts before replacing stmt.
9268 (move_computations_stmt): Likewise.
9269 * ira-conflicts.c (add_copies): Skip debug insns.
9270 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
9271 (regstat_bb_compute_ri): Skip debug insns.
9272 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
9273 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
9274 check_loop_closed_ssa_stmt): Skip debug stmts.
9275 * tree-tailcall.c (find_tail_calls): Likewise.
9276 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
9277 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
9278 (build_var_debug_value_stat): Declare.
9279 (build_var_debug_value): Define.
9280 (target_for_debug_bind): Declare.
9281 * reload.c (find_equiv_reg): Skip debug insns.
9282 * rtlanal.c (reg_used_between_p): Skip debug insns.
9283 (side_effects_p): Likewise.
9284 (canonicalize_condition): Likewise.
9285 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
9286 insns never depend on debug insns.
9287 (create_ddg_dep_no_link): Likewise.
9288 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
9289 Don't add inter-loop dependencies for debug insns.
9290 (build_intra_loop_deps): Likewise.
9291 (create_ddg): Count debug insns.
9292 * ddg.h (struct ddg::num_debug): New.
9293 (num_backargs): Pair up with previous int field.
9294 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
9295 -fcompare-debug-second.
9296 * final.c (get_attr_length_1): Skip debug insns.
9297 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
9298 * gcc.c (invoke_as): Call compare-debug-dump-opt.
9299 (driver_self_specs): Map -fdump-final-insns to
9300 -fdump-final-insns=..
9301 (get_local_tick): New.
9302 (compare_debug_dump_opt_spec_function): Test for . argument and
9303 compute output name. Compute temp output spec without flag name.
9304 Compute -frandom-seed.
9305 (OPT): Undef after use.
9306 * cfgloopanal.c (num_loop_insns): Skip debug insns.
9307 (average_num_loop_insns): Likewise.
9308 * params.h (MIN_NONDEBUG_INSN_UID): New.
9309 * gimple.def (GIMPLE_DEBUG): New.
9310 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
9311 * auto-inc-dec.c (merge_in_block): Skip debug insns.
9312 (merge_in_block): Fix whitespace.
9313 * toplev.c (flag_var_tracking): Update comment.
9314 (flag_var_tracking_assignments): New.
9315 (flag_var_tracking_assignments_toggle): New.
9316 (process_options): Don't open final insns dump file if we're not
9317 going to write to it. Compute defaults for var_tracking.
9318 * df-scan.c (df_insn_rescan_debug_internal): New.
9319 (df_uses_record): Handle debug insns.
9320 * haifa-sched.c (ready): Initialize n_debug.
9321 (contributes_to_priority): Skip debug insns.
9322 (dep_list_size): New.
9324 (rank_for_schedule): Likewise. Schedule debug insns as soon as
9325 they're ready. Disregard previous debug insns to make decisions.
9326 (queue_insn): Never queue debug insns.
9327 (ready_add, ready_remove_first, ready_remove): Count debug insns.
9328 (schedule_insn): Don't reject debug insns because of issue rate.
9329 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
9330 (queue_to_ready): Skip and discount debug insns.
9331 (choose_ready): Let debug insns through.
9332 (schedule_block): Check boundary debug insns. Discount debug
9333 insns, schedule them early. Adjust whitespace.
9334 (set_priorities): Check for boundary debug insns.
9335 (add_jump_dependencies): Use dep_list_size.
9336 (prev_non_location_insn): New.
9337 (check_cfg): Use it.
9338 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
9340 (remove_unused_ivs): Reset debug stmts.
9341 * modulo-sched.c (const_iteration_count): Skip debug insns.
9342 (res_MII): Discount debug insns.
9343 (loop_single_full_bb_p): Skip debug insns.
9344 (sms_schedule): Likewise.
9345 (sms_schedule_by_order): Likewise.
9346 (ps_has_conflicts): Likewise.
9347 * caller-save.c (refmarker_fn): New.
9348 (save_call_clobbered_regs): Replace regs with saved mem in
9350 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
9351 Call refmarker_fn mark for hardregnos.
9352 (mark_reg_as_referenced): New.
9353 (replace_reg_with_saved_mem): New.
9354 * ipa-pure-const.c (check_stmt): Skip debug stmts.
9355 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
9357 (cse_extended_basic_block): Skip debug insns.
9358 (count_reg_usage): Likewise.
9359 (is_dead_reg): New, split out of...
9360 (set_live_p): ... here.
9361 (insn_live_p): Use it for debug insns.
9362 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
9363 (execute_optimize_stdarg): Likewise.
9364 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
9365 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
9366 changes in debug stmts as changes.
9367 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
9368 (moveup_expr): Don't move across debug insns. Don't move
9369 debug insn if it would create a bookkeeping block.
9370 (moveup_expr_cached): Don't use cache for debug insns that
9371 are heads of blocks.
9372 (compute_av_set_inside_bb): Skip debug insns.
9373 (sel_rank_for_schedule): Schedule debug insns first. Remove
9375 (block_valid_for_bookkeeping_p); Support lax searches.
9376 (create_block_for_bookkeeping): Adjust block numbers when
9377 encountering debug-only blocks.
9378 (find_place_for_bookkeeping): Deal with debug-only blocks.
9379 (generate_bookkeeping_insn): Accept no place to insert.
9380 (remove_temp_moveop_nops): New argument full_tidying.
9381 (prepare_place_to_insert): Deal with debug insns.
9382 (advance_state_on_fence): Debug insns don't start cycles.
9383 (update_boundaries): Take fence as argument. Deal with
9385 (schedule_expr_on_boundary): No full_tidying on debug insns.
9386 (fill_insns): Deal with debug insns.
9387 (track_scheduled_insns_and_blocks): Don't count debug insns.
9388 (need_nop_to_preserve_insn_bb): New, split out of...
9389 (remove_insn_from_stream): ... this.
9390 (fur_orig_expr_not_found): Skip debug insns.
9391 * rtl.def (VALUE): Move up.
9393 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
9394 (nearest_common_dominator_of_uses): Take debug_stmts argument.
9395 Set it if debug stmts are found.
9396 (statement_sink_location): Skip debug stmts. Propagate
9397 moving defs into debug stmts.
9398 * ifcvt.c (first_active_insn): Skip debug insns.
9399 (last_active_insns): Likewise.
9400 (cond_exec_process_insns): Likewise.
9401 (noce_process_if_block): Likewise.
9402 (check_cond_move_block): Likewise.
9403 (cond_move_convert_if_block): Likewise.
9404 (block_jumps_and_fallthru_p): Likewise.
9405 (dead_or_predicable): Likewise.
9406 * dwarf2out.c (debug_str_hash_forced): New.
9407 (find_AT_string): Add comment.
9408 (gen_label_for_indirect_string): New.
9409 (get_debug_string_label): New.
9410 (AT_string_form): Use it.
9411 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
9412 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
9413 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
9414 several operations that cannot be represented with DWARF opcodes.
9415 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
9416 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
9417 (dwarf2out_var_location): Take during-call mark into account.
9418 (output_indirect_string): Update comment. Output if there are
9419 label and references.
9420 (prune_indirect_string): New.
9421 (prune_unused_types): Call it if debug_str_hash_forced.
9422 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
9423 (dw_long_long_const): Remove.
9424 (struct dw_val_struct): Change val_long_long type to rtx.
9425 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
9426 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
9427 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
9428 component instead of HOST_BITS_PER_LONG.
9429 (output_loc_operands): Likewise. For const8* assert
9430 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
9431 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
9432 rather than HOST_BITS_PER_LONG is >= 64.
9433 (add_AT_long_long): Remove val_hi and val_lo arguments, add
9435 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
9436 HOST_BITS_PER_LONG for dw_val_class_long_long.
9437 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
9438 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
9439 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
9441 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
9442 Handle DW_OP_implicit_value.
9443 (extract_int): Move prototype earlier.
9444 (mem_loc_descriptor): For SUBREG punt if inner
9445 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
9446 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
9447 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
9448 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
9449 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
9450 instead of Pmode size.
9451 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
9452 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
9453 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
9454 (concat_loc_descriptor, concatn_loc_descriptor,
9455 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
9456 (add_location_or_const_value_attribute): Likewise. For single
9457 location loc_lists attempt to use add_const_value_attribute
9458 for constant decls. Add DW_AT_const_value even if
9459 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
9461 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
9462 (control_flow_insn_p): Likewise.
9463 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
9464 (separate_decls_in_region_debug_bind): New.
9465 (separate_decls_in_region): Process debug bind stmts afterwards.
9466 * recog.c (verify_changes): Handle debug insns.
9467 (extract_insn): Likewise.
9468 (peephole2_optimize): Skip debug insns.
9469 * dse.c (scan_insn): Skip debug insns.
9470 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
9472 (setup_id_for_insn): Handle debug insns.
9473 (maybe_tidy_empty_bb): Adjust whitespace.
9474 (tidy_control_flow): Skip debug insns.
9475 (sel_remove_insn): Adjust for debug insns.
9476 (sel_estimate_number_of_insns): Skip debug insns.
9477 (create_insn_rtx_from_pattern): Handle debug insns.
9478 (create_copy_of_insn_rtx): Likewise.
9479 * sel-sched-.h (sel_bb_end): Declare.
9480 (sel_bb_empty_or_nop_p): New.
9481 (get_all_loop_exits): Use it.
9482 (_eligible_successor_edge_p): Likewise.
9483 (return_nop_to_pool): Adjust.
9484 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
9485 * ira-lives.c (process_bb_node_lives): Skip debug insns.
9486 * gimple-pretty-print.c (dump_gimple_debug): New.
9487 (dump_gimple_stmt): Use it.
9488 (dump_bb_header): Skip gimple debug stmts.
9489 * regmove.c (optimize_reg_copy_1): Discount debug insns.
9490 (fixup_match_2): Likewise.
9491 (regmove_backward_pass): Likewise. Simplify combined
9492 replacement. Handle debug insns.
9493 * function.c (instantiate_virtual_regs): Handle debug insns.
9494 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
9495 * print-rtl.h: Include cselib.h.
9496 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
9497 * df.h (df_inns_rescan_debug_internal): Declare.
9498 * gcse.c (alloc_hash_table): Estimate n_insns.
9499 (cprop_insn): Don't regard debug insns as changes.
9500 (bypass_conditional_jumps): Skip debug insns.
9501 (one_pre_gcse_pass): Adjust.
9502 (one_code_hoisting_pass): Likewise.
9503 (compute_ld_motion_mems): Skip debug insns.
9504 (one_cprop_pass): Adjust.
9505 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
9506 (if_convertible_stmt_p): Handle debug stmts.
9507 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
9508 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
9509 * ira-build.c (create_bb_allocnos): Skip debug insns.
9510 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
9511 (has_single_use): Likewise.
9512 (single_imm_use): Likewise.
9513 (num_imm_uses): Likewise.
9514 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
9515 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
9516 (create_outofssa_var_map): Likewise.
9517 * lower-subreg.c (adjust_decomposed_uses): New.
9518 (resolve_debug): New.
9519 (decompose_multiword_subregs): Use it.
9520 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
9521 * emit-rtl.c: Include params.h.
9522 (cur_debug_insn_uid): Define.
9523 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
9524 (copy_rtx_if_shared_1): Handle debug insns.
9525 (reset_used_flags): Likewise.
9526 (set_used_flags): LIkewise.
9527 (get_max_insn_count): New.
9528 (next_nondebug_insn): New.
9529 (prev_nondebug_insn): New.
9530 (make_debug_insn_raw): New.
9531 (emit_insn_before_noloc): Handle debug insns.
9532 (emit_jump_insn_before_noloc): Likewise.
9533 (emit_call_insn_before_noloc): Likewise.
9534 (emit_debug_insn_before_noloc): New.
9535 (emit_insn_after_noloc): Handle debug insns.
9536 (emit_jump_insn_after_noloc): Likewise.
9537 (emit_call_insn_after_noloc): Likewise.
9538 (emit_debug_insn_after_noloc): Likewise.
9539 (emit_insn_after): Take loc from earlier non-debug insn.
9540 (emit_jump_insn_after): Likewise.
9541 (emit_call_insn_after): Likewise.
9542 (emit_debug_insn_after_setloc): New.
9543 (emit_debug_insn_after): New.
9544 (emit_insn_before): Take loc from later non-debug insn.
9545 (emit_jump_insn_before): Likewise.
9546 (emit_call_insn_before): Likewise.
9547 (emit_debug_insn_before_setloc): New.
9548 (emit_debug_insn_before): New.
9549 (emit_insn): Handle debug insns.
9550 (emit_debug_insn): New.
9551 (emit_jump_insn): Handle debug insns.
9552 (emit_call_insn): Likewise.
9554 (init_emit): Take min-nondebug-insn-uid into account.
9555 Initialize cur_debug_insn_uid.
9556 (emit_copy_of_insn_after): Handle debug insns.
9557 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
9558 location of single rhs in place.
9559 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
9560 (floor_sdiv_adjust): New.
9561 (cell_sdiv_adjust): New.
9562 (cell_udiv_adjust): New.
9563 (round_sdiv_adjust): New.
9564 (round_udiv_adjust): New.
9565 (wrap_constant): Moved from cselib.
9566 (unwrap_constant): New.
9567 (expand_debug_expr): New.
9568 (expand_debug_locations): New.
9569 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
9571 (gimple_expand_cfg): Expand debug locations.
9572 * cselib.c: Include tree-pass.h.
9573 (struct expand_value_data): New.
9574 (cselib_record_sets_hook): New.
9575 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
9576 (cselib_clear_table): Move, and implemnet in terms of...
9577 (cselib_reset_table_with_next_value): ... this.
9578 (cselib_get_next_unknown_value): New.
9579 (discard_useless_locs): Don't discard preserved values.
9580 (cselib_preserve_value): New.
9581 (cselib_preserved_value_p): New.
9582 (cselib_preserve_definitely): New.
9583 (cselib_clear_preserve): New.
9584 (cselib_preserve_only_values): New.
9585 (new_cselib_val): Take rtx argument. Dump it in details.
9586 (cselib_lookup_mem): Adjust.
9587 (expand_loc): Take regs_active in struct. Adjust. Silence
9588 dumps unless details are requested.
9589 (cselib_expand_value_rtx_cb): New.
9590 (cselib_expand_value_rtx): Rename and reimplment in terms of...
9591 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
9592 without details. Copy more subregs. Try to resolve values
9593 using a callback. Wrap constants.
9594 (cselib_subst_to_values): Adjust.
9595 (cselib_log_lookup): New.
9596 (cselib_lookup): Call it.
9597 (cselib_invalidate_regno): Don't count preserved values as useless.
9598 (cselib_invalidate_mem): Likewise.
9599 (cselib_record_set): Likewise.
9600 (struct set): Renamed to cselib_set, moved to cselib.h.
9601 (cselib_record_sets): Adjust. Call hook.
9602 (cselib_process_insn): Reset table when it would be cleared.
9603 (dump_cselib_val): New.
9604 (dump_cselib_table): New.
9605 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
9606 (remove_forwarder_block): Support moving debug stmts.
9607 * cselib.h (cselib_record_sets_hook): Declare.
9608 (cselib_expand_callback): New type.
9609 (cselib_expand_value_rtx_cb): Declare.
9610 (cselib_reset_table_with_next_value): Declare.
9611 (cselib_get_next_unknown_value): Declare.
9612 (cselib_preserve_value): Declare.
9613 (cselib_preserved_value_p): Declare.
9614 (cselib_preserve_only_values): Declare.
9615 (dump_cselib_table): Declare.
9616 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
9617 (try_crossjump_to_edge): Likewise.
9618 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
9619 dominated blocks when debug stmts are present.
9620 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
9621 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
9622 (set_var_live_on_entry): Likewise.
9623 * loop-invariant.c (find_invariants_bb): Skip debug insns.
9624 * cfglayout.c (curr_location, last_location): Make static.
9625 (set_curr_insn_source_location): Don't avoid bouncing.
9626 (get_curr_insn_source_location): New.
9627 (get_curr_insn_block): New.
9628 (duplicate_insn_chain): Handle debug insns.
9629 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
9631 * common.opt (fcompare-debug): Move to sort order.
9632 (fdump-unnumbered-links): Likewise.
9633 (fvar-tracking-assignments): New.
9634 (fvar-tracking-assignments-toggle): New.
9635 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
9636 because of debug stmts.
9637 (mark_stmt_if_obviously_necessary): Mark debug stmts.
9638 (eliminate_unnecessary_stmts): Walk dominated blocks before
9640 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
9641 * ira.c (memref_used_between_p): Skip debug insns.
9642 (update_equiv_regs): Likewise.
9643 * sched-deps.c (sd_lists_size): Accept empty list.
9644 (sd_init_insn): Mark debug insns.
9645 (sd_finish_insn): Unmark them.
9646 (sd_add_dep): Reject non-debug deps on debug insns.
9647 (fixup_sched_groups): Give debug insns group treatment.
9649 (sched_analyze_reg): Don't mark debug insns for sched before call.
9650 (sched_analyze_2): Handle debug insns.
9651 (sched_analyze_insn): Compute next non-debug insn. Handle debug
9653 (deps_analyze_insn): Handle debug insns.
9654 (deps_start_bb): Skip debug insns.
9655 (init_deps): Initialize last_debug_insn.
9656 * tree-ssa.c (target_for_debug_bind): New.
9657 (find_released_ssa_name): New.
9658 (propagate_var_def_into_debug_stmts): New.
9659 (propagate_defs_into_debug_stmts): New.
9660 (verify_ssa): Skip debug bind stmts without values.
9661 (warn_uninialized_vars): Skip debug stmts.
9662 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
9663 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
9664 (rtx_equal_p): Likewise.
9665 * ira-costs.c (scan_one_insn): Skip debug insns.
9666 (process_bb_node_for_hard_reg_moves): Likewise.
9667 * rtl.h (DEBUG_INSN_P): New.
9668 (NONDEBUG_INSN_P): New.
9669 (MAY_HAVE_DEBUG_INSNS): New.
9670 (INSN_P): Accept debug insns.
9671 (RTX_FRAME_RELATED_P): Likewise.
9672 (INSN_DELETED_P): Likewise
9673 (PAT_VAR_LOCATION_DECL): New.
9674 (PAT_VAR_LOCATION_LOC): New.
9675 (PAT_VAR_OCATION_STATUS): New.
9676 (NOTE_VAR_LOCATION_DECL): Reimplement.
9677 (NOTE_VAR_LOCATION_LOC): Likewise.
9678 (NOTE_VAR_LOCATION_STATUS): Likewise.
9679 (INSN_VAR_LOCATION): New.
9680 (INSN_VAR_LOCATION_DECL): New.
9681 (INSN_VAR_LOCATION_LOC): New.
9682 (INSN_VAR_LOCATION_STATUS): New.
9683 (gen_rtx_UNKNOWN_VAR_LOC): New.
9684 (VAR_LOC_UNKNOWN_P): New.
9685 (NOTE_DURING_CALL_P): New.
9686 (SCHED_GROUP_P): Accept debug insns.
9687 (emit_debug_insn_before): Declare.
9688 (emit_debug_insn_before_noloc): Declare.
9689 (emit_debug_insn_beore_setloc): Declare.
9690 (emit_debug_insn_after): Declare.
9691 (emit_debug_insn_after_noloc): Declare.
9692 (emit_debug_insn_after_setloc): Declare.
9693 (emit_debug_insn): Declare.
9694 (make_debug_insn_raw): Declare.
9695 (prev_nondebug_insn): Declare.
9696 (next_nondebug_insn): Declare.
9697 (delegitimize_mem_from_attrs): Declare.
9698 (get_max_insn_count): Declare.
9699 (wrap_constant): Declare.
9700 (unwrap_constant): Declare.
9701 (get_curr_insn_source_location): Declare.
9702 (get_curr_insn_block): Declare.
9703 * tree-inline.c (insert_debug_decl_map): New.
9704 (processing_debug_stmt): New.
9705 (remap_decl): Don't create new mappings in debug stmts.
9706 (remap_gimple_op_r): Don't add references in debug stmts.
9707 (copy_tree_body_r): Likewise.
9708 (remap_gimple_stmt): Handle debug bind stmts.
9709 (copy_bb): Skip debug stmts.
9710 (copy_edges_for_bb): Likewise.
9711 (copy_debug_stmt): New.
9712 (copy_debug_stmts): New.
9713 (copy_body): Copy debug stmts at the end.
9714 (insert_init_debug_bind): New.
9715 (insert_init_stmt): Take id. Skip and emit debug stmts.
9716 (setup_one_parameter): Remap variable earlier, register debug mapping.
9717 (estimate_num_insns): Skip debug stmts.
9718 (expand_call_inline): Preserve debug_map.
9719 (optimize_inline_calls): Check for no debug_stmts left-overs.
9720 (unsave_expr_now): Preserve debug_map.
9721 (copy_gimple_seq_and_replace_locals): Likewise.
9722 (tree_function_versioning): Check for no debug_stmts left-overs.
9723 Init and destroy debug_map as needed. Split edges unconditionally.
9724 (build_duplicate_type): Init and destroy debug_map as needed.
9725 * tree-inline.h: Include gimple.h instead of pointer-set.h.
9726 (struct copy_body_data): Add debug_stmts and debug_map.
9727 * sched-int.h (struct ready_list): Add n_debug.
9728 (struct deps): Add last_debug_insn.
9729 (DEBUG_INSN_SCHED_P): New.
9730 (BOUNDARY_DEBUG_INSN_P): New.
9731 (SCHEDULE_DEBUG_INSN_P): New.
9732 (sd_iterator_cond): Accept empty list.
9733 * combine.c (create_log_links): Skip debug insns.
9734 (combine_instructions): Likewise.
9735 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
9736 return value is always unshared.
9737 (struct rtx_subst_pair): New.
9738 (auto_adjust_pair): New.
9739 (propagate_for_debug_subst): New.
9740 (propagate_for_debug): New.
9741 (try_combine): Skip debug insns. Propagate removed defs into
9743 (next_nonnote_nondebug_insn): New.
9744 (distribute_notes): Use it. Skip debug insns.
9745 (distribute_links): Skip debug insns.
9746 * tree-outof-ssa.c (set_location_for_edge): Likewise.
9747 * resource.c (mark_target_live_regs): Likewise.
9748 * var-tracking.c: Include cselib.h and target.h.
9749 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
9751 (micro_operation_type_name): New.
9752 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
9753 (struct micro_operation_def): Update comments.
9754 (decl_or_value): New type. Use instead of decls.
9755 (struct emit_note_data_def): Add vars.
9756 (struct attrs_def): Use decl_or_value.
9757 (struct variable_tracking_info_def): Add permp, flooded.
9758 (struct location_chain_def): Update comment.
9759 (struct variable_part_def): Use decl_or_value.
9760 (struct variable_def): Make var_part a variable length array.
9762 (scratch_regs): New.
9763 (cselib_hook_called): New.
9764 (dv_is_decl_p): New.
9765 (dv_is_value_p): New.
9768 (dv_as_opaque): New.
9769 (dv_onepart_p): New.
9771 (IS_DECL_CODE): New.
9772 (check_value_is_not_decl): New.
9773 (dv_from_decl): New.
9774 (dv_from_value): New.
9775 (dv_htab_hash): New.
9776 (variable_htab_hash): Use it.
9777 (variable_htab_eq): Support values.
9778 (variable_htab_free): Free from the right pool.
9779 (attrs_list_member, attrs_list_insert): Use decl_or_value.
9780 (attrs_list_union): Adjust.
9781 (attrs_list_mpdv_union): New.
9782 (tie_break_pointers): New.
9783 (canon_value_cmp): New.
9784 (unshare_variable): Return possibly-modified slot.
9785 (vars_copy_1): Adjust.
9786 (var_reg_decl_set): Adjust. Split out of...
9787 (var_reg_set): ... this.
9788 (get_init_value): Adjust.
9789 (var_reg_delete_and_set): Adjust.
9790 (var_reg_delete): Adjust.
9791 (var_regno_delete): Adjust.
9792 (var_mem_decl_set): Split out of...
9793 (var_mem_set): ... this.
9794 (var_mem_delete_and_set): Adjust.
9795 (var_mem_delete): Adjust.
9799 (variable_union): Adjust. Speed up merge of 1-part vars.
9800 (variable_canonicalize): Use unshared slot.
9801 (VALUED_RECURSED_INTO): New.
9802 (find_loc_in_1pdv): New.
9803 (struct dfset_merge): New.
9804 (insert_into_intersection): New.
9805 (intersect_loc_chains): New.
9807 (canonicalize_loc_order_check): New.
9808 (canonicalize_values_mark): New.
9809 (canonicalize_values_star): New.
9810 (variable_merge_over_cur): New.
9811 (variable_merge_over_src): New.
9812 (dataflow_set_merge): New.
9813 (dataflow_set_equiv_regs): New.
9814 (remove_duplicate_values): New.
9815 (struct dfset_post_merge): New.
9816 (variable_post_merge_new_vals): New.
9817 (variable_post_merge_perm_vals): New.
9818 (dataflow_post_merge_adjust): New.
9819 (find_mem_expr_in_1pdv): New.
9820 (dataflow_set_preserve_mem_locs): New.
9821 (dataflow_set_remove_mem_locs): New.
9822 (dataflow_set_clear_at_call): New.
9823 (onepart_variable_different_p): New.
9824 (variable_different_p): Use it.
9825 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
9826 (track_expr_p): Add need_rtl parameter. Don't generate rtl
9828 (track_loc_p): Pass it true.
9829 (struct count_use_info): New.
9830 (find_use_val): New.
9831 (replace_expr_with_values): New.
9833 (use_type): New, partially split out of...
9834 (count_uses): ... this. Count new micro-ops.
9835 (count_uses_1): Adjust.
9836 (count_stores): Adjust.
9837 (count_with_sets): New.
9838 (VAL_NEEDS_RESOLUTION): New.
9839 (VAL_HOLDS_TRACK_EXPR): New.
9840 (VAL_EXPR_IS_COPIED): New.
9841 (VAL_EXPR_IS_CLOBBERED): New.
9842 (add_uses): Adjust. Generate new micro-ops.
9843 (add_uses_1): Adjust.
9844 (add_stores): Generate new micro-ops.
9845 (add_with_sets): New.
9846 (find_src_status): Adjust.
9847 (find_src_set_src): Adjust.
9848 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
9849 Handle new micro-ops. Canonicalize value equivalances.
9850 (vt_find_locations): Compute total size of hash tables for
9851 dumping. Perform merge for var-tracking-assignments. Don't
9852 disregard single-block loops.
9853 (dump_attrs_list): Handle decl_or_value.
9854 (dump_variable): Take variable. Deal with decl_or_value.
9855 (dump_variable_slot): New.
9856 (dump_vars): Use it.
9857 (dump_dataflow_sets): Adjust.
9858 (set_slot_part): New, extended to support one-part variables
9859 after splitting out of...
9860 (set_variable_part): ... this.
9861 (clobber_slot_part): New, split out of...
9862 (clobber_variable_part): ... this.
9863 (delete_slot_part): New, split out of...
9864 (delete_variable_part): .... this.
9865 (check_wrap_constant): New.
9866 (vt_expand_loc_callback): New.
9867 (vt_expand_loc): New.
9868 (emit_note_insn_var_location): Adjust. Handle values. Handle
9869 EMIT_NOTE_AFTER_CALL_INSN.
9870 (emit_notes_for_differences_1): Adjust. Handle values.
9871 (emit_notes_for_differences_2): Likewise.
9872 (emit_notes_for_differences): Adjust.
9873 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
9874 Adjust. Handle new micro-ops.
9875 (vt_add_function_parameters): Adjust. Create and bind values.
9876 (vt_initialize): Adjust. Initialize scratch_regs and
9877 valvar_pool, flooded and perm.. Initialize and use cselib. Log
9878 operations. Move some code to count_with_sets and add_with_sets.
9879 (delete_debug_insns): New.
9880 (vt_debug_insns_local): New.
9881 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
9883 (var_tracking_main): If var-tracking-assignments is enabled
9884 but var-tracking isn't, delete debug insns and leave. Likewise
9885 if we exceed limits or fail the stack adjustments tests, and
9886 after all var-tracking processing.
9887 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
9888 (dataflow_set): Add traversed_vars.
9889 (value_chain, const_value_chain): New typedefs.
9890 (value_chain_pool, value_chains): New variables.
9891 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
9892 add_value_chains, add_cselib_value_chains, remove_value_chain,
9893 remove_value_chains, remove_cselib_value_chains): New functions.
9894 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
9895 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
9897 (shared_hash_find_slot_unshare, shared_hash_find_slot,
9898 shared_hash_find_slot_noinsert, shared_hash_find): Update.
9899 (dst_can_be_shared): New variable.
9900 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
9901 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
9902 different from set->vars, look up slot again instead of using the
9904 (dataflow_set_init): Initialize traversed_vars.
9905 (variable_union): Use shared_hash_*. Use initially NO_INSERT
9906 lookup if set->vars is shared. Don't keep slot cleared before
9907 calling unshare_variable. Unshare set->vars if needed. Adjust
9908 unshare_variable callers. Clear dst_can_be_shared if needed.
9909 Even ->refcount == 1 vars must be unshared if set->vars is shared
9910 and var needs to be modified.
9911 (dataflow_set_union): Set traversed_vars during canonicalization.
9912 (VALUE_CHANGED, DECL_CHANGED): Define.
9913 (set_dv_changed, dv_changed_p): New static inlines.
9914 (track_expr_p): Clear DECL_CHANGED.
9915 (dump_dataflow_sets): Set it.
9916 (variable_was_changed): Call set_dv_changed.
9917 (emit_note_insn_var_location): Likewise.
9918 (changed_variables_stack): New variable.
9919 (check_changed_vars_1, check_changed_vars_2): New functions.
9920 (emit_notes_for_changes): Do nothing if changed_variables is
9921 empty. Traverse changed_variables with check_changed_vars_1,
9922 call check_changed_vars_2 on each changed_variables_stack entry.
9923 (emit_notes_in_bb): Add SET argument. Just clear it at the
9924 beginning, use it instead of local &set, don't destroy it at the end.
9925 (vt_emit_notes): Call dataflow_set_clear early on all
9926 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
9927 computed set, dataflow_set_clear also VTI(bb)->in when we are
9928 done with the basic block. Initialize changed_variables_stack,
9929 free it afterwards. If ENABLE_CHECKING verify that after noting
9930 differences to an empty set value_chains hash table is empty.
9931 (vt_initialize): Initialize value_chains and value_chain_pool.
9932 (vt_finalize): Delete value_chains htab, free value_chain_pool.
9933 (variable_tracking_main): Call dump_dataflow_sets before calling
9934 vt_emit_notes, not after it.
9935 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
9936 (propagate_var_def_into_debug_stmts): Declare.
9937 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
9938 (df_set_note): Reject debug insns.
9939 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
9940 add notes to debug insns.
9941 (df_note_bb_compute): Adjust. Likewise.
9942 (df_simulate_uses): Skip debug insns.
9943 (df_simulate_initialize_backwards): Likewise.
9944 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
9945 (subst_stack_regs_pat): Reject debug insns.
9946 (convert_regs_1): Handle debug insns.
9947 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
9948 (print-rtl.o): Depend on cselib.h.
9949 (cselib.o): Depend on TREE_PASS_H.
9950 (var-tracking.o): Depend on cselib.h and TARGET_H.
9951 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
9952 (init_ready_list): Skip boundary debug insns.
9953 (add_branch_dependences): Skip debug insns.
9954 (free_block_dependencies): Check for blocks with only debug insns.
9955 (compute_priorities): Likewise.
9956 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
9957 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
9959 (gimple_build_debug_bind_stat): New.
9960 (empty_body_p): Skip debug stmts.
9961 (gimple_has_side_effects): Likewise.
9962 (gimple_rhs_has_side_effects): Likewise.
9963 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
9964 (gimple_build_debug_bind_stat): Declare.
9965 (gimple_build_debug_bind): Define.
9966 (is_gimple_debug): New.
9967 (gimple_debug_bind_p): New.
9968 (gimple_debug_bind_get_var): New.
9969 (gimple_debug_bind_get_value): New.
9970 (gimple_debug_bind_get_value_ptr): New.
9971 (gimple_debug_bind_set_var): New.
9972 (gimple_debug_bind_set_value): New.
9973 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
9974 (gimple_debug_bind_reset_value): New.
9975 (gimple_debug_bind_has_value_p): New.
9976 (gsi_next_nondebug): New.
9977 (gsi_prev_nondebug): New.
9978 (gsi_start_nondebug_bb): New.
9979 (gsi_last_nondebug_bb): New.
9980 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
9981 (print_insn): Handle DEBUG_INSN.
9982 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
9983 of first insn prevail.
9984 (first_stmt): Skip debug stmts.
9985 (first_non_label_stmt): Likewise.
9986 (last_stmt): Likewise.
9987 (has_zero_uses_1): New.
9988 (single_imm_use_1): New.
9989 (verify_gimple_debug): New.
9990 (verify_types_in_gimple_stmt): Handle debug stmts.
9991 (verify_stmt): Likewise.
9992 (debug_loop_num): Skip debug stmts.
9993 (remove_edge_and_dominated_blocks): Remove dominators last.
9994 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
9995 (linearize_expr): Likewise.
9996 * config/i386/i386.c (ix86_delegitimize_address): Call
9997 default implementation.
9998 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
9999 (group_barrier_needed): Skip debug insns.
10000 (emit_insn_group_barriers): Likewise.
10001 (emit_all_insn_group_barriers): Likewise.
10002 (ia64_variable_issue): Handle debug insns.
10003 (ia64_dfa_new_cycle): Likewise.
10004 (final_emit_insn_group_barriers): Skip debug insns.
10005 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
10006 def cfa without frame.
10007 (process_set): Likewise.
10008 (process_for_unwind_directive): Pass frame on.
10009 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
10010 (rs6000_delegitimize_address): New.
10011 (rs6000_debug_adjust_cost): Handle debug insns.
10012 (is_microcoded_insn): Likewise.
10013 (is_cracked_insn): Likewise.
10014 (is_nonpipeline_insn): Likewise.
10015 (insn_must_be_first_in_group): Likewise.
10016 (insn_must_be_last_in_group): Likewise.
10017 (force_new_group): Likewise.
10018 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
10019 contains only debug insns.
10020 (rtl_merge_blocks): Skip debug insns.
10021 (purge_dead_edges): Likewise.
10022 (rtl_block_ends_with_call_p): Skip debug insns.
10023 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
10024 (mark_reg_dependencies): Skip debug insns.
10025 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
10026 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
10027 * tree-ssa-threadedge.c
10028 (record_temporary_equivalences_from_stmts): Skip debug stmts.
10029 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
10030 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
10031 (copyprop_hardreg_forward_1): Handle debug insns.
10032 * reload1.c (reload): Skip debug insns. Replace unassigned
10033 pseudos in debug insns with their equivalences.
10034 (eliminate_regs_in_insn): Skip debug insns.
10035 (emit_input_reload_insns): Skip debug insns at first, adjust
10037 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
10038 (get_indirect_ref_operands): Pass opf_no_vops on.
10039 (get_expr_operands): Likewise. Skip debug stmts.
10040 (parse_ssa_operands): Scan debug insns with opf_no_vops.
10042 2009-09-01 Richard Henderson <rth@redhat.com>
10044 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
10045 stmt_ends_pp_p statements at least once.
10046 * tree-vrp.c (vrp_initialize): Likewise.
10047 (vrp_visit_stmt): Be prepared for non-interesting stmts.
10049 2009-09-01 Dodji Seketeli <dodji@redhat.com>
10052 Fix AIX bootstrap after PR debug/30161
10053 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
10054 that is a GNU extension.
10055 (tmpl_value_parm_die_table): Move the definition of this global
10056 outside #ifdef DWARF2_DEBUGGING_INFO region.
10058 2009-09-01 Richard Guenther <rguenther@suse.de>
10060 * tree.c (tree_expr_size): New function.
10061 * tree.h (tree_expr_size): Declare.
10062 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
10063 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
10064 * langhooks.c (lhd_expr_size): Remove.
10065 * langhooks.h (struct lang_hooks): Remove expr_size.
10066 * explow.c (expr_size): Use tree_expr_size.
10067 (int_expr_size): Likewise.
10068 * langhooks-def.h (lhd_expr_size): Remove.
10069 (LANG_HOOKS_EXPR_SIZE): Likewise.
10070 (LANG_HOOKS_INITIALIZER): Adjust.
10072 2009-09-01 Richard Guenther <rguenther@suse.de>
10074 * tree-flow.h (mark_addressable): Move declaration ...
10075 * tree.h (mark_addressable): ... here.
10076 * stmt.c (expand_asm_operands): Use mark_addressable, not
10077 lang_hooks.mark_addressable.
10078 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
10079 LANG_HOOKS_MARK_ADDRESSABLE.
10080 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
10081 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
10083 2009-08-31 Chris Demetriou <cgd@google.com>
10085 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
10086 vectorize if not TARGET_SSE2.
10088 2009-08-31 DJ Delorie <dj@redhat.com>
10090 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
10091 registers if no coprocessor is enabled.
10093 2009-08-31 Dodji Seketeli <dodji@redhat.com>
10096 * cgraph.h (cgraph_get_node): Declare ...
10097 * cgraph.c (cgraph_get_node): ... new function.
10098 * dwarf2out.c (gen_generic_params_dies,
10099 generic_parameter_die, tree_add_const_value_attribute_for_decl,
10100 make_ith_pack_parameter_name,
10101 append_entry_to_tmpl_value_parm_die_table,
10102 gen_remaining_tmpl_value_param_die_attribute): New functions.
10103 (gen_subprogram_die): Generate debug info for template parameters
10104 if debug info level is higher than DINFO_LEVEL_TERSE.
10105 Use tree_add_const_value_attribute_for_decl instead of
10106 tree_add_const_value_attribute.
10107 (gen_const_die): Use tree_add_const_value_attribute_for_decl
10108 instead of tree_add_const_value_attribute.
10109 (gen_struct_or_union_type_die): Generate debug
10110 info for template parameters if debug info level is higher than
10112 (tree_add_const_value_attribute): Handle integral and pointer
10113 constants. Update comment.
10114 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
10115 (dwarf_attr_name): Support DW_AT_GNU_template_name.
10116 (reference_to_unused): Fix thinko. Remove redundant predicates from
10118 (tree_add_const_value_attribute): Make this work for constant
10120 tree_add_const_value_attribute_for_decl is to be used for variable
10122 (add_location_or_const_value_attribute): Use
10123 tree_add_const_value_attribute_for_decl now.
10124 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
10125 DW_TAG_template_value_param DIEs after function DIEs have been
10127 * langhooks.h (lang_hooks_for_types): Add
10128 get_argument_pack_elems.
10129 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
10130 (lang_hooks): Added get_innermost_generic_parms,
10131 get_innermost_generic_args.
10132 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
10133 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
10134 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
10135 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
10137 2009-08-31 DJ Delorie <dj@redhat.com>
10139 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
10140 it once we start generating the prologue or epilogue.
10141 (mep_call_saves_register): If the frame is locked, re-use
10143 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
10144 (mep_expand_prologue): Call it.
10145 (mep_expand_epilogue): Likewise.
10146 (mep_start_function): Use the same logic as mep_expand_prologue.
10147 (mep_pass_by_reference): Make logic more readable.
10148 (mep_return_in_memory): Zero-sized objects are passed in memory.
10149 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
10151 2009-08-31 Richard Guenther <rguenther@suse.de>
10153 * builtins.c (fold_builtin_memory_op): Use the alias oracle
10154 to query if the memory regions for memmove overlap.
10155 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
10156 asserts on pointers, instead deal with odd trees.
10157 (ptr_derefs_may_alias_p): Likewise.
10158 (refs_may_alias_p_1): Constructor bases also never alias.
10160 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
10162 * doc/install.texi (Final install): Adjust reference on where to
10163 order printed manuals.
10165 2009-08-30 Olivier Hainque <hainque@adacore.com>
10167 * dwarf2out.c (switch_to_frame_table_section): Move
10168 definition prior to first use.
10170 2009-08-30 Richard Guenther <rguenther@suse.de>
10172 PR tree-optimization/41186
10173 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
10174 (ao_ref_init_from_ptr_and_size): New function.
10175 (ref_maybe_used_by_call_p_1): Be more precise tracking
10176 used ranges for builtin functions.
10177 (ref_maybe_used_by_call_p): Adjust.
10178 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
10179 ranges for builtin functions.
10180 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
10182 2009-08-30 Alan Modra <amodra@bigpond.net.au>
10185 * fwprop.c (get_reg_use_in): Delete.
10186 (free_load_extend): New function.
10187 (forward_propagate_subreg): Use it.
10189 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
10191 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
10193 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
10196 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
10199 2009-08-29 Douglas B Rupp <rupp@gnat.com>
10201 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
10202 fini or fini_array section.
10204 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10206 * graphite-dependences.c (graphite_legal_transform_bb): Call
10207 pbb_remove_duplicate_pdrs.
10208 * graphite-poly.c (can_collapse_pdr): Removed.
10209 (pdr_find_duplicate): Removed.
10210 (can_collapse_pdrs): New.
10211 (pbb_remove_duplicate_pdrs): New.
10212 (new_poly_dr): Do not look for duplicates.
10213 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
10214 (PBB_PDR_DUPLICATES_REMOVED): New.
10215 (pbb_remove_duplicate_pdrs): Declared.
10217 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10219 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
10220 the strides by multiplying by PDR_NB_REFS.
10221 * graphite-poly.c (can_collapse_pdr): New.
10222 (pdr_find_duplicate): New.
10223 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
10224 Initialize PDR_NB_REFS.
10225 * graphite-poly.h (struct poly_dr): Add field nb_refs.
10226 (PDR_NB_REFS): New.
10227 (new_poly_dr): Number of subscripts is a graphite_dim_t.
10229 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10231 PR middle-end/40965
10232 * graphite-poly.c (apply_poly_transforms): Remove legality test before
10235 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10237 * graphite-dependences.c (pddr_original_scattering): Return NULL
10238 for read-read dependence relations.
10239 * graphite-poly.h (enum poly_dr_type): Fix comment.
10241 (pdr_write_p): New.
10242 (pdr_may_write_p): New.
10244 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10246 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
10247 (struct poly_dr): Same.
10248 (new_poly_dr): Same.
10249 * graphite-poly.c (new_poly_dr): Same.
10250 * graphite-dependences.c (dot_deps): Disable call to system.
10252 2009-08-28 Cary Coutant <ccoutant@google.com>
10255 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
10256 struct/union/enum types local to a function.
10258 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10259 Sebastian Pop <sebastian.pop@amd.com>
10261 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
10262 pbb_strip_mine_time_depth. Changed the implementation so that
10263 transformation is expressed as a transformation on
10264 time (scatttering) dimensions. Also, ensures that the 2d+1
10265 scheduling format is preserved.
10266 (pbb_strip_mine_profitable_p): Profitability is based on the
10267 iteration number of a given time (scattering) dimension,
10268 and not on a original loop depth dimension.
10269 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
10270 (pbb_do_strip_mine): Call psct_dynamic_dim.
10271 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
10272 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
10273 (pbb_nb_dynamic_scattering_transform): New.
10274 (psct_dynamic_dim): New.
10276 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10278 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
10279 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
10280 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
10281 * graphite-interchange.c (build_linearized_memory_access): Same.
10282 (memory_stride_in_loop): Same.
10284 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10286 * graphite-dependences.c (pddr_original_scattering): New.
10287 (graphite_legal_transform_dr): Call pddr_original_scattering.
10290 * graphite-dependences.h (dot_deps): Declared.
10291 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
10292 (print_pdr): Print PDR_ID.
10293 * graphite-poly.h (struct poly_dr): Add field id.
10296 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
10298 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10300 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
10301 not delete the original dependence relation.
10303 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10305 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
10306 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
10307 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
10308 (free_poly_ddr): New.
10309 (pddr_is_empty): New.
10310 (dependence_polyhedron_1): Now returns a poly_ddr_p.
10311 (dependence_polyhedron): Same. Remove useless gcc_assert.
10313 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
10314 (graphite_carried_dependence_level_k): Call pddr_is_empty.
10315 * graphite-dependences.h (enum poly_dependence_kind): New.
10316 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
10317 (PDRP_SOURCE): Renamed PDDR_SOURCE.
10318 (PDRP_SINK): Renamed PDDR_SINK.
10319 (PDRP_DDP): Renamed PDDR_DDP.
10321 (free_poly_ddr): Declared.
10322 * graphite-poly.c (new_scop): Use the new hash function names.
10323 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
10324 into original_pddrs.
10325 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
10327 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10329 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
10330 bounds with LT_EXPR to make niter analysis more precise on code
10331 generated by Graphite.
10333 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10335 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
10336 (graphite_legal_transform_bb): Same.
10337 (poly_drs_may_alias_p): Same.
10339 2009-08-28 Richard Guenther <rguenther@suse.de>
10341 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
10343 2009-08-28 Jan Beulich <jbeulich@novell.com>
10345 * config/i386/netware.c: Include langhooks.h.
10346 (i386_nlm_encode_section_info): Simplify.
10347 (netware_override_options): Delete.
10348 * config/i386/netware.h (netware_override_options): Delete
10350 (OVERRIDE_OPTIONS): Delete definition.
10351 (SUBTARGET_OVERRIDE_OPTIONS): Define.
10352 (ASM_COMMENT_START): Define.
10353 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
10355 2009-08-28 Jan Beulich <jbeulich@novell.com>
10357 * configure.ac: For in-tree ld, do a plain version check to
10358 determine whether comdat groups are supported.
10359 * configure: Regenerate.
10361 2009-08-28 Olivier Hainque <hainque@adacore.com>
10363 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
10364 always defined. Reflect definition or absence of such for
10365 COLLECT_EXPORT_LIST. Readability helper.
10366 (scanfilter): New enum, to help control what symbols
10367 are to be considered or ignored by scan_prog_file.
10368 (enum pass): Rename as "scanpass", moved together with scanfilter
10369 prior to scan_prog_file's prototype.
10370 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
10371 Group prototype with the scanpass/scanfilter definitions, factorize
10372 head comments for the several implementations at the prototype.
10373 (main): Reorganize the first pass link control to let AIX
10374 drag only the needed frame tables in executables. Prevent
10375 frame tables collection during the scan aimed at static ctors.
10376 Pre-link and scan for frame tables later to compensate.
10377 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
10378 A C statement to issue assembly directives that create a reference
10379 to the given DWARF table identifier label from the current function
10381 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
10382 to differentiate first time section entry. Only emit a .data
10383 tables start identifier label the first time around.
10384 (switch_to_frame_table_section): New function. Helper for
10385 output_call_frame_info to switch possibly BACK into the eh_frame
10386 or the debug_frame section depending on FOR_EH.
10387 (output_call_frame_info): Use helper to first enter the proper
10389 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
10390 emit a link to the frame table start label from each function
10392 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
10393 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
10394 * config/rs6000/rs6000-protos.h: Declare it.
10395 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
10397 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
10399 * config/sh/sh.c (split_branches): Check the result of
10402 2009-08-27 Steve Ellcey <sje@cup.hp.com>
10404 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
10405 using -pthread -fopenmp
10407 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
10409 * doc/service.texi (service directory): Update URL.
10411 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
10413 PR rtl-optimization/40861
10414 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
10415 extract word from a multi-word subreg for negative byte positions.
10417 2009-08-27 Tristan Gingold <gingold@adacore.com>
10418 Douglas B Rupp <rupp@gnat.com>
10420 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
10421 (SECTION_VMS_OVERLAY): Define.
10422 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
10424 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
10426 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
10427 common_object declarations.
10428 (ia64_section_type_flags): Set section flag for common_object.
10429 * config/ia64/ia64-protos.h
10430 (ia64_vms_output_aligned_decl_common): Declare.
10431 (ia64_vms_elf_asm_named_section): Declare.
10433 2009-08-27 Michael Matz <matz@suse.de>
10435 * expr.c (expand_expr_real_2): New function taking exploded
10436 unary or binary expression, split out from ...
10437 (expand_expr_real_1): ... here. Move over all unary/binary
10438 switch parts to above function, in particular these codes:
10439 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
10440 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
10441 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
10442 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
10443 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
10444 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
10445 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
10446 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
10447 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
10448 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
10449 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
10450 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
10451 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
10452 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
10453 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
10454 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
10455 VEC_PACK_FIX_TRUNC_EXPR.
10456 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
10459 2009-08-27 Richard Guenther <rguenther@suse.de>
10461 * gengtype.c (main): Handle uint64_t.
10462 * ipa-utils.c (get_base_var): Indent properly.
10463 * tree-ssa-live.c (debug_scope_block): New function.
10464 * tree-flow.h (debug_scope_block): Declare.
10465 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
10466 * basic-block.h (enum profile_status): Rename to
10467 enum profile_status_d.
10468 (x_profile_status): Adjust type.
10470 2009-08-27 Dodji Seketeli <dodji@redhat.com>
10473 * dwarf2out.c (get_context_die): Declare this static function.
10474 (gen_type_die_with_usage): Make sure a DIE is a generated for
10475 the context of a typedef.
10477 2009-08-26 Anatoly Sokolov <aesok@post.ru>
10479 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
10482 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
10484 * config/mips/mips-protos.h (mips_output_sync): Declare.
10485 (mips_sync_loop_insns): Likewise.
10486 (mips_output_sync_loop): Replace first two parameters with an rtx.
10487 * config/mips/mips.c (mips_multi_member): New structure.
10488 (mips_multi_members): New variable.
10489 (mips_multi_start): New function.
10490 (mips_multi_add): Likewise.
10491 (mips_multi_add_insn): Likewise.
10492 (mips_multi_add_label): Likewise.
10493 (mips_multi_last_index): Likewise.
10494 (mips_multi_copy_insn): Likewise.
10495 (mips_multi_set_operand): Likewise.
10496 (mips_multi_write): Likewise.
10497 (mips_print_operand_punctuation): Remove '%|' and '%-'.
10498 (mips_init_print_operand_punct): Update accordingly.
10499 (mips_start_ll_sc_sync_block): New function.
10500 (mips_end_ll_sc_sync_block): Likewise.
10501 (mips_output_sync): Likewise.
10502 (mips_sync_insn1_template): Likewise.
10503 (mips_sync_insn2_template): Likewise.
10504 (mips_get_sync_operand): Likewise.
10505 (mips_process_sync_loop): Likewise.
10506 (mips_output_sync_loop): Use mips_process_sync_loop.
10507 (mips_sync_loop_insns): New function.
10508 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
10509 (MIPS_COMPARE_AND_SWAP_12): Likewise.
10510 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
10511 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
10512 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
10513 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
10514 (MIPS_SYNC_OLD_OP_12): Likewise.
10515 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
10516 (MIPS_SYNC_NEW_OP_12): Likewise.
10517 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
10518 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
10519 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
10520 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
10521 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
10522 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
10523 * config/mips/mips.md (sync_mem): New attribute.
10524 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
10525 (sync_exclusive_mask, sync_required_oldval): Likewise.
10526 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
10527 (sync_release_barrier): Likewise.
10528 (length): Handle sync loops.
10529 (sync): Use mips_output_sync.
10530 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
10531 (sync_compare_and_swap<mode>): Set the new sync_* attributes
10532 and use mips_output_sync_loop.
10533 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
10534 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
10535 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
10536 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
10537 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
10538 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
10539 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
10540 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
10541 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
10543 2009-08-26 Richard Guenther <rguenther@suse.de>
10545 PR middle-end/41163
10546 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
10547 the types to not match.
10548 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
10550 * tree-ssa.c (useless_type_conversion_p): Conversions to
10551 pointers to unprototyped functions are useless.
10553 2009-08-26 Richard Guenther <rguenther@suse.de>
10555 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
10556 whole-program condition, prepare to be called for non-globals.
10557 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
10558 params build a representative with known type and track its fields.
10560 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
10562 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
10563 clearing by a taken branch.
10564 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
10565 effectively after bbro pass.
10566 (sync_nand<mode>): Ditto.
10567 (sync_old_<fetchop_name><mode>): Ditto.
10568 (sync_old_nand<mode>): Ditto.
10569 (sync_new_<fetchop_name><mode>): Dito.
10570 (sync_new_nand<mode>): Ditto.
10571 (sync_compare_and_swap<mode>_1): Ditto.
10572 (*sync_compare_and_swap<mode>): Ditto.
10573 (sync_lock_test_and_set<mode>_1): Ditto.
10574 ("sync_lock_test_and_set<mode>): Ditto.
10576 2009-08-25 Douglas B Rupp <rupp@gnat.com>
10578 * hwint.h (HOST_LONG_FORMAT): New macro
10579 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
10580 Use HOST_PTR_PRINTF.
10581 * system.h (HOST_PTR_PRINTF): Resurrect old macro
10582 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
10583 (HOST_PTR_PRINTF): Document.
10585 2009-08-25 Jan Hubicka <jh@suse.cz>
10587 * config/i386/bmmintrin.h: Replace by #error.
10590 Michael Meissner <michael.meissner@amd.com>
10591 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10592 Tony Linthicum <tony.linthicum@amd.com>
10594 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
10595 (TARGET_ROUND): New macro for the round/ptest instructions which
10596 are shared between SSE4.1 and SSE5.
10597 (OPTION_MASK_ISA_ROUND): Ditto.
10598 (OPTION_ISA_ROUND): Ditto.
10599 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
10600 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
10602 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
10603 (-mfused-madd): New switch to give users control over whether the
10604 compiler optimizes to use the multiply/add SSE5 instructions.
10606 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
10607 (ix86_handle_option): Turn off 3dnow if -msse5.
10608 (override_options): Add SSE5 support.
10609 (print_operand): %Y prints comparison codes for SSE5 com/pcom
10611 (ix86_expand_sse_movcc): Add SSE5 support.
10612 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
10613 vector type to the next largest size.
10614 (ix86_expand_sse5_pack): New function to use pperm to pack a
10615 vector type to the next smallest size.
10616 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
10617 (IX86_BUILTIN_FMADDSD): Ditto.
10618 (IX86_BUILTIN_FMADDPS): Ditto.
10619 (IX86_BUILTIN_FMADDPD): Ditto.
10620 (IX86_BUILTIN_FMSUBSS): Ditto.
10621 (IX86_BUILTIN_FMSUBSD): Ditto.
10622 (IX86_BUILTIN_FMSUBPS): Ditto.
10623 (IX86_BUILTIN_FMSUBPD): Ditto.
10624 (IX86_BUILTIN_FNMADDSS): Ditto.
10625 (IX86_BUILTIN_FNMADDSD): Ditto.
10626 (IX86_BUILTIN_FNMADDPS): Ditto.
10627 (IX86_BUILTIN_FNMADDPD): Ditto.
10628 (IX86_BUILTIN_FNMSUBSS): Ditto.
10629 (IX86_BUILTIN_FNMSUBSD): Ditto.
10630 (IX86_BUILTIN_FNMSUBPS): Ditto.
10631 (IX86_BUILTIN_FNMSUBPD): Ditto.
10632 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
10633 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
10634 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
10635 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
10636 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
10637 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
10638 (IX86_BUILTIN_PPERM): Ditto.
10639 (IX86_BUILTIN_PERMPS): Ditto.
10640 (IX86_BUILTIN_PERMPD): Ditto.
10641 (IX86_BUILTIN_PMACSSWW): Ditto.
10642 (IX86_BUILTIN_PMACSWW): Ditto.
10643 (IX86_BUILTIN_PMACSSWD): Ditto.
10644 (IX86_BUILTIN_PMACSWD): Ditto.
10645 (IX86_BUILTIN_PMACSSDD): Ditto.
10646 (IX86_BUILTIN_PMACSDD): Ditto.
10647 (IX86_BUILTIN_PMACSSDQL): Ditto.
10648 (IX86_BUILTIN_PMACSSDQH): Ditto.
10649 (IX86_BUILTIN_PMACSDQL): Ditto.
10650 (IX86_BUILTIN_PMACSDQH): Ditto.
10651 (IX86_BUILTIN_PMADCSSWD): Ditto.
10652 (IX86_BUILTIN_PMADCSWD): Ditto.
10653 (IX86_BUILTIN_PHADDBW): Ditto.
10654 (IX86_BUILTIN_PHADDBD): Ditto.
10655 (IX86_BUILTIN_PHADDBQ): Ditto.
10656 (IX86_BUILTIN_PHADDWD): Ditto.
10657 (IX86_BUILTIN_PHADDWQ): Ditto.
10658 (IX86_BUILTIN_PHADDDQ): Ditto.
10659 (IX86_BUILTIN_PHADDUBW): Ditto.
10660 (IX86_BUILTIN_PHADDUBD): Ditto.
10661 (IX86_BUILTIN_PHADDUBQ): Ditto.
10662 (IX86_BUILTIN_PHADDUWD): Ditto.
10663 (IX86_BUILTIN_PHADDUWQ): Ditto.
10664 (IX86_BUILTIN_PHADDUDQ): Ditto.
10665 (IX86_BUILTIN_PHSUBBW): Ditto.
10666 (IX86_BUILTIN_PHSUBWD): Ditto.
10667 (IX86_BUILTIN_PHSUBDQ): Ditto.
10668 (IX86_BUILTIN_PROTB): Ditto.
10669 (IX86_BUILTIN_PROTW): Ditto.
10670 (IX86_BUILTIN_PROTD): Ditto.
10671 (IX86_BUILTIN_PROTQ): Ditto.
10672 (IX86_BUILTIN_PROTB_IMM): Ditto.
10673 (IX86_BUILTIN_PROTW_IMM): Ditto.
10674 (IX86_BUILTIN_PROTD_IMM): Ditto.
10675 (IX86_BUILTIN_PROTQ_IMM): Ditto.
10676 (IX86_BUILTIN_PSHLB): Ditto.
10677 (IX86_BUILTIN_PSHLW): Ditto.
10678 (IX86_BUILTIN_PSHLD): Ditto.
10679 (IX86_BUILTIN_PSHLQ): Ditto.
10680 (IX86_BUILTIN_PSHAB): Ditto.
10681 (IX86_BUILTIN_PSHAW): Ditto.
10682 (IX86_BUILTIN_PSHAD): Ditto.
10683 (IX86_BUILTIN_PSHAQ): Ditto.
10684 (IX86_BUILTIN_FRCZSS): Ditto.
10685 (IX86_BUILTIN_FRCZSD): Ditto.
10686 (IX86_BUILTIN_FRCZPS): Ditto.
10687 (IX86_BUILTIN_FRCZPD): Ditto.
10688 (IX86_BUILTIN_CVTPH2PS): Ditto.
10689 (IX86_BUILTIN_CVTPS2PH): Ditto.
10690 (IX86_BUILTIN_COMEQSS): Ditto.
10691 (IX86_BUILTIN_COMNESS): Ditto.
10692 (IX86_BUILTIN_COMLTSS): Ditto.
10693 (IX86_BUILTIN_COMLESS): Ditto.
10694 (IX86_BUILTIN_COMGTSS): Ditto.
10695 (IX86_BUILTIN_COMGESS): Ditto.
10696 (IX86_BUILTIN_COMUEQSS): Ditto.
10697 (IX86_BUILTIN_COMUNESS): Ditto.
10698 (IX86_BUILTIN_COMULTSS): Ditto.
10699 (IX86_BUILTIN_COMULESS): Ditto.
10700 (IX86_BUILTIN_COMUGTSS): Ditto.
10701 (IX86_BUILTIN_COMUGESS): Ditto.
10702 (IX86_BUILTIN_COMORDSS): Ditto.
10703 (IX86_BUILTIN_COMUNORDSS): Ditto.
10704 (IX86_BUILTIN_COMFALSESS): Ditto.
10705 (IX86_BUILTIN_COMTRUESS): Ditto.
10706 (IX86_BUILTIN_COMEQSD): Ditto.
10707 (IX86_BUILTIN_COMNESD): Ditto.
10708 (IX86_BUILTIN_COMLTSD): Ditto.
10709 (IX86_BUILTIN_COMLESD): Ditto.
10710 (IX86_BUILTIN_COMGTSD): Ditto.
10711 (IX86_BUILTIN_COMGESD): Ditto.
10712 (IX86_BUILTIN_COMUEQSD): Ditto.
10713 (IX86_BUILTIN_COMUNESD): Ditto.
10714 (IX86_BUILTIN_COMULTSD): Ditto.
10715 (IX86_BUILTIN_COMULESD): Ditto.
10716 (IX86_BUILTIN_COMUGTSD): Ditto.
10717 (IX86_BUILTIN_COMUGESD): Ditto.
10718 (IX86_BUILTIN_COMORDSD): Ditto.
10719 (IX86_BUILTIN_COMUNORDSD): Ditto.
10720 (IX86_BUILTIN_COMFALSESD): Ditto.
10721 (IX86_BUILTIN_COMTRUESD): Ditto.
10722 (IX86_BUILTIN_COMEQPS): Ditto.
10723 (IX86_BUILTIN_COMNEPS): Ditto.
10724 (IX86_BUILTIN_COMLTPS): Ditto.
10725 (IX86_BUILTIN_COMLEPS): Ditto.
10726 (IX86_BUILTIN_COMGTPS): Ditto.
10727 (IX86_BUILTIN_COMGEPS): Ditto.
10728 (IX86_BUILTIN_COMUEQPS): Ditto.
10729 (IX86_BUILTIN_COMUNEPS): Ditto.
10730 (IX86_BUILTIN_COMULTPS): Ditto.
10731 (IX86_BUILTIN_COMULEPS): Ditto.
10732 (IX86_BUILTIN_COMUGTPS): Ditto.
10733 (IX86_BUILTIN_COMUGEPS): Ditto.
10734 (IX86_BUILTIN_COMORDPS): Ditto.
10735 (IX86_BUILTIN_COMUNORDPS): Ditto.
10736 (IX86_BUILTIN_COMFALSEPS): Ditto.
10737 (IX86_BUILTIN_COMTRUEPS): Ditto.
10738 (IX86_BUILTIN_COMEQPD): Ditto.
10739 (IX86_BUILTIN_COMNEPD): Ditto.
10740 (IX86_BUILTIN_COMLTPD): Ditto.
10741 (IX86_BUILTIN_COMLEPD): Ditto.
10742 (IX86_BUILTIN_COMGTPD): Ditto.
10743 (IX86_BUILTIN_COMGEPD): Ditto.
10744 (IX86_BUILTIN_COMUEQPD): Ditto.
10745 (IX86_BUILTIN_COMUNEPD): Ditto.
10746 (IX86_BUILTIN_COMULTPD): Ditto.
10747 (IX86_BUILTIN_COMULEPD): Ditto.
10748 (IX86_BUILTIN_COMUGTPD): Ditto.
10749 (IX86_BUILTIN_COMUGEPD): Ditto.
10750 (IX86_BUILTIN_COMORDPD): Ditto.
10751 (IX86_BUILTIN_COMUNORDPD): Ditto.
10752 (IX86_BUILTIN_COMFALSEPD): Ditto.
10753 (IX86_BUILTIN_COMTRUEPD): Ditto.
10754 (IX86_BUILTIN_PCOMEQUB): Ditto.
10755 (IX86_BUILTIN_PCOMNEUB): Ditto.
10756 (IX86_BUILTIN_PCOMLTUB): Ditto.
10757 (IX86_BUILTIN_PCOMLEUB): Ditto.
10758 (IX86_BUILTIN_PCOMGTUB): Ditto.
10759 (IX86_BUILTIN_PCOMGEUB): Ditto.
10760 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
10761 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
10762 (IX86_BUILTIN_PCOMEQUW): Ditto.
10763 (IX86_BUILTIN_PCOMNEUW): Ditto.
10764 (IX86_BUILTIN_PCOMLTUW): Ditto.
10765 (IX86_BUILTIN_PCOMLEUW): Ditto.
10766 (IX86_BUILTIN_PCOMGTUW): Ditto.
10767 (IX86_BUILTIN_PCOMGEUW): Ditto.
10768 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
10769 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
10770 (IX86_BUILTIN_PCOMEQUD): Ditto.
10771 (IX86_BUILTIN_PCOMNEUD): Ditto.
10772 (IX86_BUILTIN_PCOMLTUD): Ditto.
10773 (IX86_BUILTIN_PCOMLEUD): Ditto.
10774 (IX86_BUILTIN_PCOMGTUD): Ditto.
10775 (IX86_BUILTIN_PCOMGEUD): Ditto.
10776 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
10777 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
10778 (IX86_BUILTIN_PCOMEQUQ): Ditto.
10779 (IX86_BUILTIN_PCOMNEUQ): Ditto.
10780 (IX86_BUILTIN_PCOMLTUQ): Ditto.
10781 (IX86_BUILTIN_PCOMLEUQ): Ditto.
10782 (IX86_BUILTIN_PCOMGTUQ): Ditto.
10783 (IX86_BUILTIN_PCOMGEUQ): Ditto.
10784 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
10785 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
10786 (IX86_BUILTIN_PCOMEQB): Ditto.
10787 (IX86_BUILTIN_PCOMNEB): Ditto.
10788 (IX86_BUILTIN_PCOMLTB): Ditto.
10789 (IX86_BUILTIN_PCOMLEB): Ditto.
10790 (IX86_BUILTIN_PCOMGTB): Ditto.
10791 (IX86_BUILTIN_PCOMGEB): Ditto.
10792 (IX86_BUILTIN_PCOMFALSEB): Ditto.
10793 (IX86_BUILTIN_PCOMTRUEB): Ditto.
10794 (IX86_BUILTIN_PCOMEQW): Ditto.
10795 (IX86_BUILTIN_PCOMNEW): Ditto.
10796 (IX86_BUILTIN_PCOMLTW): Ditto.
10797 (IX86_BUILTIN_PCOMLEW): Ditto.
10798 (IX86_BUILTIN_PCOMGTW): Ditto.
10799 (IX86_BUILTIN_PCOMGEW): Ditto.
10800 (IX86_BUILTIN_PCOMFALSEW): Ditto.
10801 (IX86_BUILTIN_PCOMTRUEW): Ditto.
10802 (IX86_BUILTIN_PCOMEQD): Ditto.
10803 (IX86_BUILTIN_PCOMNED): Ditto.
10804 (IX86_BUILTIN_PCOMLTD): Ditto.
10805 (IX86_BUILTIN_PCOMLED): Ditto.
10806 (IX86_BUILTIN_PCOMGTD): Ditto.
10807 (IX86_BUILTIN_PCOMGED): Ditto.
10808 (IX86_BUILTIN_PCOMFALSED): Ditto.
10809 (IX86_BUILTIN_PCOMTRUED): Ditto.
10810 (IX86_BUILTIN_PCOMEQQ): Ditto.
10811 (IX86_BUILTIN_PCOMNEQ): Ditto.
10812 (IX86_BUILTIN_PCOMLTQ): Ditto.
10813 (IX86_BUILTIN_PCOMLEQ): Ditto.
10814 (IX86_BUILTIN_PCOMGTQ): Ditto.
10815 (IX86_BUILTIN_PCOMGEQ): Ditto.
10816 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
10817 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
10818 (enum multi_arg_type): New enum for describing the various SSE5
10819 intrinsic argument types.
10820 (bdesc_multi_arg): New table for SSE5 intrinsics.
10821 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
10822 (ix86_expand_multi_arg_builtin): New function for creating SSE5
10824 (ix86_expand_builtin): Add SSE5 intrinsic support.
10825 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
10826 operand instructions.
10827 (ix86_expand_sse5_multiple_memory): New function to split the
10828 second memory reference from SSE5 instructions.
10829 (type_has_variadic_args_p): Delete in favor of stdarg_p.
10830 (ix86_return_pops_args): Use stdarg_p to determine if the function
10831 has variable arguments.
10832 (ix86_setup_incoming_varargs): Ditto.
10833 (x86_this_parameter): Ditto.
10835 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
10837 (ix86_expand_sse5_pack): Ditto.
10838 (ix86_sse5_valid_op_p): Ditto.
10839 (ix86_expand_sse5_multiple_memory): Ditto.
10841 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
10842 constant for SSE5 support.
10843 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
10844 (UNSPEC_SSE5_TRUEFALSE): Ditto.
10845 (UNSPEC_SSE5_PERMUTE): Ditto.
10846 (UNSPEC_SSE5_ASHIFT): Ditto.
10847 (UNSPEC_SSE5_LSHIFT): Ditto.
10848 (UNSPEC_FRCZ): Ditto.
10849 (UNSPEC_CVTPH2PS): Ditto.
10850 (UNSPEC_CVTPS2PH): Ditto.
10851 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
10852 (PCOM_TRUE): Ditto.
10853 (COM_FALSE_S): Ditto.
10854 (COM_FALSE_P): Ditto.
10855 (COM_TRUE_S): Ditto.
10856 (COM_TRUE_P): Ditto.
10857 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
10858 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
10860 (memory attribute): Ditto.
10861 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
10862 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
10863 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
10864 (floor<mode>2): Ditto.
10865 (ceil<mode>2): Ditto.
10866 (btrunc<mode>2): Ditto.
10867 (nearbyintdf2): Ditto.
10868 (nearbyintsf2): Ditto.
10869 (sse_setccsf): Disable if SSE5.
10870 (sse_setccdf): Ditto.
10871 (sse5_setcc<mode>): New support for SSE5 conditional move.
10872 (sse5_pcmov_<mode>): Ditto.
10874 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
10875 (SSEMODEF4): Ditto.
10876 (SSEMODEF2P): Ditto.
10877 (ssemodesuffixf4): New mode attribute for SSE5.
10878 (ssemodesuffixf2s): Ditto.
10879 (ssemodesuffixf2c): Ditto.
10880 (sserotatemax): Ditto.
10881 (ssescalarmode): Ditto.
10882 (sse_maskcmpv4sf3): Disable if SSE5.
10883 (sse_maskcmpv2df3): Ditto.
10884 (sse_vmmaskcmpv4sf3): Ditto.
10885 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
10886 (sse5_vmfmadd<mode>4): Ditto.
10887 (sse5_fmsub<mode>4): Ditto.
10888 (sse5_vmfmsub<mode>4): Ditto.
10889 (sse5_fnmadd<mode>4): Ditto.
10890 (sse5_vmfnmadd<mode>4): Ditto.
10891 (sse5_fnmsub<mode>4): Ditto.
10892 (sse5_vmfnmsub<mode>4): Ditto.
10893 (sse5i_fmadd<mode>4): Ditto.
10894 (sse5i_fmsub<mode>4): Ditto.
10895 (sse5i_fnmadd<mode>4): Ditto.
10896 (sse5i_fnmsub<mode>4): Ditto.
10897 (sse5i_vmfmadd<mode>4): Ditto.
10898 (sse5i_vmfmsub<mode>4): Ditto.
10899 (sse5i_vmfnmadd<mode>4): Ditto.
10900 (sse5i_vmfnmsub<mode>4): Ditto.
10901 (mulv16qi3): Add SSE5 support.
10903 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
10904 (sse2_mulv4si3): Disable if SSE5.
10905 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
10906 (sse4_1_roundps): Ditto.
10907 (sse4_1_roundsd): Ditto.
10908 (sse4_1_roundss): Ditto.
10909 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
10911 (sse_maskcmpsf3): Ditto.
10912 (sse_vmmaskcmpv4sf3): Ditto.
10913 (sse2_maskcmpv2df3): Ditto.
10914 (sse2_maskcmpdf3): Ditto.
10915 (sse2_vmmaskcmpv2df3): Ditto.
10916 (sse2_eq<mode>3): Ditto.
10917 (sse2_gt<mode>3): Ditto.
10918 (sse5_pcmov_<mode>): Add SSE5 support.
10919 (vec_unpacku_hi_v16qi): Ditto.
10920 (vec_unpacks_hi_v16qi): Ditto.
10921 (vec_unpacku_lo_v16qi): Ditto.
10922 (vec_unpacks_lo_v16qi): Ditto.
10923 (vec_unpacku_hi_v8hi): Ditto.
10924 (vec_unpacks_hi_v8hi): Ditto.
10925 (vec_unpacku_lo_v8hi): Ditto.
10926 (vec_unpacks_lo_v8hi): Ditto.
10927 (vec_unpacku_hi_v4si): Ditto.
10928 (vec_unpacks_hi_v4si): Ditto.
10929 (vec_unpacku_lo_v4si): Ditto.
10930 (vec_unpacks_lo_v4si): Ditto.
10931 (sse5_pmacsww): New SSE5 intrinsic insn.
10932 (sse5_pmacssww): Ditto.
10933 (sse5_pmacsdd): Ditto.
10934 (sse5_pmacssdd): Ditto.
10935 (sse5_pmacssdql): Ditto.
10936 (sse5_pmacssdqh): Ditto.
10937 (sse5_pmacsdqh): Ditto.
10938 (sse5_pmacsswd): Ditto.
10939 (sse5_pmacswd): Ditto.
10940 (sse5_pmadcsswd): Ditto.
10941 (sse5_pmadcswd): Ditto.
10942 (sse5_pcmov_<move>): Conditional move support on SSE5.
10943 (sse5_phaddbw): New SSE5 intrinsic insn.
10944 (sse5_phaddbd): Ditto.
10945 (sse5_phaddbq): Ditto.
10946 (sse5_phaddwd): Ditto.
10947 (sse5_phaddwq): Ditto.
10948 (sse5_phadddq): Ditto.
10949 (sse5_phaddubw): Ditto.
10950 (sse5_phaddubd): Ditto.
10951 (sse5_phaddubq): Ditto.
10952 (sse5_phadduwd): Ditto.
10953 (sse5_phadduwq): Ditto.
10954 (sse5_phaddudq): Ditto.
10955 (sse5_phsubbw): Ditto.
10956 (sse5_phsubwd): Ditto.
10957 (sse5_phsubdq): Ditto.
10958 (sse5_pperm): Ditto.
10959 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
10960 (sse5_pperm_zero_v16qi_v8hi): Ditto.
10961 (sse5_pperm_sign_v8hi_v4si): Ditto.
10962 (sse5_pperm_zero_v8hi_v4si): Ditto.
10963 (sse5_pperm_sign_v4si_v2di): Ditto.
10964 (sse5_pperm_sign_v4si_v2di): Ditto.
10965 (sse5_pperm_pack_v2di_v4si): Ditto.
10966 (sse5_pperm_pack_v4si_v8hi): Ditto.
10967 (sse5_pperm_pack_v8hi_v16qi): Ditto.
10968 (sse5_perm<mode>): New SSE5 intrinsic insn.
10969 (rotl<mode>3): Ditto.
10970 (sse5_rotl<mode>3): Ditto.
10971 (sse5_ashl<mode>3): Ditto.
10972 (sse5_lshl<mode>3): Ditto.
10973 (sse5_frcz<mode>2): Ditto.
10974 (sse5s_frcz<mode>2): Ditto.
10975 (sse5_cvtph2ps): Ditto.
10976 (sse5_cvtps2ph): Ditto.
10977 (sse5_vmmaskcmp<mode>3): Ditto.
10978 (sse5_com_tf<mode>3): Ditto.
10979 (sse5_maskcmp<mode>3): Ditto.
10980 (sse5_maskcmp_uns<mode>3): Ditto.
10981 (sse5_maskcmp_uns2<mode>3): Ditto.
10982 (sse5_pcom_tf<mode>3): Ditto.
10984 * config/i386/predicates.md (sse5_comparison_float_operator):
10985 New predicate to match the comparison operators supported by
10986 the SSE5 com instruction.
10987 (ix86_comparison_int_operator): New predicate to match just the
10988 signed int comparisons.
10989 (ix86_comparison_uns_operator): New predicate to match just the
10990 unsigned int comparisons.
10992 * doc/invoke.texi (-msse5): Add documentation.
10993 (-mfused-madd): Ditto.
10995 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
10997 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
10999 (x86_64-*-*): Ditto.
11001 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
11003 * config/i386/bmmintrin.h: New file, provide common x86 compiler
11004 intrinisics for SSE5.
11006 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
11009 * config/i386/mmintrin-common.h: New file, to contain common
11010 instructions between SSE4.1 and SSE5.
11012 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
11013 FOREACH_FUNCTION_ARGS to iterate over the argument list.
11014 (gen_regparm_prefix): Ditto.
11016 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
11017 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
11018 prototype_p to determine if a function is prototyped.
11020 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
11022 * c-common.c (c_common_reswords) add the alignof keyword,
11023 with same RID as __alignof and __alignof__
11025 2009-08-25 Anatoly Sokolov <aesok@post.ru>
11027 * hooks.h (hook_bool_const_int_const_int_true): Declare.
11028 * hooks.c (hook_bool_const_int_const_int_true): New function.
11029 * target.h (struct gcc_target): Add can_eliminate field.
11030 * target-def.h (TARGET_CAN_ELIMINATE): Define.
11031 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
11032 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
11033 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
11034 (elim_table): Revise comment.
11035 * system.h (CAN_ELIMINATE): Poison.
11036 * defaults.h (CAN_ELIMINATE): Remove.
11037 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11039 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
11040 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
11042 (alpha_vms_can_eliminate): Declare as static, change return type to
11044 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
11046 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
11047 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
11048 (arm_can_eliminate): New function.
11050 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
11051 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
11052 (avr_can_eliminate): Declare as static.
11053 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
11055 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
11056 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
11057 (bfin_can_eliminate): New function.
11059 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
11060 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
11061 (crx_can_eliminate): New function.
11063 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
11064 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
11065 (fr30_can_eliminate): New function.
11067 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
11068 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
11069 (frv_can_eliminate): New function.
11071 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
11072 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
11073 (h8300_can_eliminate): New function.
11075 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
11076 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
11077 (i386_can_eliminate): Declare as static, change return type to bool.
11078 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
11080 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
11081 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
11082 (ia64_can_eliminate): New function.
11084 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
11085 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
11086 (iq2000_can_eliminate): New function.
11088 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
11089 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
11090 (m32r_can_eliminate): New function.
11092 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
11093 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
11094 (m68hc11_can_eliminate): New function.
11096 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
11097 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
11098 (m68k_can_eliminate): New function.
11100 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
11101 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
11102 (mep_can_eliminate): New function.
11104 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
11105 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
11106 (mips_can_eliminate): New function.
11108 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
11109 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
11110 (rs6000_can_eliminate): New function.
11112 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
11113 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
11114 (s390_can_eliminate): Declare as static.
11115 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
11117 * config/score/score.h (CAN_ELIMINATE): Remove macro.
11118 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
11119 (score_can_eliminate): New function.
11121 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
11122 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
11123 (sparc_can_eliminate): Declare as static.
11124 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
11126 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
11127 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
11128 (xstormy16_can_eliminate): New function.
11130 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
11131 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
11132 (v850_can_eliminate): New function.
11134 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
11136 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
11137 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
11138 (*movdfcc_ext[1234]): Disable for IEEE mode.
11140 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
11142 * gimplify.c (prepare_gimple_addressable): New static function.
11143 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
11145 (gimplify_addr_expr): Invoke it similarly on the operand instead of
11146 manually fiddling with it.
11148 2009-08-25 Michael Matz <matz@suse.de>
11150 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
11151 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
11153 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
11154 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
11155 (do_jump): Split out code for simple binary comparisons into ...
11156 (do_jump_1): ... this, taking the individual operands and code.
11157 Change callers to helper function above accordingly.
11158 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
11161 2009-08-25 Michael Matz <matz@suse.de>
11163 * expr.h (struct separate_ops, sepops): New type for passing
11164 around an exploded simple expression.
11165 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
11166 Use this structure instead of expression tree.
11167 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
11168 expression, only its type.
11169 (expand_vec_cond_expr): Take type and individual operands instead
11170 of full expression.
11171 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
11172 expand_vec_shift_expr): Change prototype accordingly.
11173 * tree-vect-stmts.c (vectorizable_condition): Change call of
11174 expand_vec_cond_expr_p to pass only type.
11175 * expr.c (do_store_flags): Change prototype and implementation
11176 to take an exploded expression.
11177 (expand_expr_real_1): New local ops initialized with details
11178 of the full expression. Use it instead of full
11179 expression in calls to do_store_flags, expand_vec_cond_expr,
11180 expand_widen_pattern_expr and expand_vec_shift_expr.
11182 2009-08-25 Michael Matz <matz@suse.de>
11184 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
11185 treeop2 initialized with first three operands of the full expression.
11186 Substitute all TREE_OPERAND (exp, [012]) calls with them.
11188 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
11190 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
11191 (__gthread_objc_condition_allocate): Mark arguments as unused.
11192 (__gthread_objc_condition_deallocate): Likewise.
11193 (__gthread_objc_condition_wait): Likewise.
11194 (__gthread_objc_condition_broadcast): Likewise.
11195 (__gthread_objc_condition_signal): Likewise.
11196 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
11197 (__gthread_objc_thread_id): Likewise.
11199 2009-08-25 Janus Weil <janus@gcc.gnu.org>
11201 PR middle-end/41149
11202 * tree-pretty-print.c (print_call_name): Print the correct call name
11203 for procedure pointer components.
11205 2009-08-24 Steve Ellcey <sje@cup.hp.com>
11207 * config/ia64/ia64.c (ia64_promote_function_mode): Call
11208 default_promote_function_mode when not VMS.
11210 2009-08-24 Olivier Hainque <hainque@adacore.com>
11212 * convert.c (convert_to_integer): Don't assume an input pointer is
11213 POINTER_SIZE wide. Fetch from the type instead.
11215 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11217 * configure.ac (AC_PREREQ): Bump to 2.64.
11219 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
11221 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
11222 (process_command): Don't search standard_exec_prefix_1 and
11223 standard_exec_prefix_2.
11225 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11227 * config/arm/arm.c (output_return_instruction): Handle for
11230 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11232 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
11234 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11236 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
11237 (*arm_movdf_vfp): Likewise.
11239 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11241 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
11242 (vashr<mode>3): Rename from ashr<mode>3.
11243 (vlshr<mode>3): Rename from lshr<mode>3.
11245 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
11248 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
11249 (check_format_info_main): Use scalar_identify_flag.
11250 (check_format_types): Check for scalar size identity if
11251 scalar_identify_flag is set.
11252 (printf_length_specs): Extend by new field.
11253 (asm_fprintf_length_specs): Likewise.
11254 (gcc_diag_length_specs): Likewise.
11255 (scanf_length_specs): Likewise.
11256 (strfmon_length_specs): Likewise.
11257 (gcc_gfc_length_specs): Likewise.
11258 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
11259 (ms_printf_flag_specs): Likewise.
11260 * c-format.h (format_length_info): Add new member scalar_identity_flag.
11262 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
11265 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
11266 (*call_value_pop_1): Ditto.
11267 (*sibcall_pop_1): New insn pattern.
11268 (*sibcall_value_pop_1): Ditto.
11270 2009-08-23 Alan Modra <amodra@bigpond.net.au>
11273 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
11276 2009-08-23 Alan Modra <amodra@bigpond.net.au>
11279 * fwprop.c (try_fwprop_subst): Allow multiple sets.
11280 (get_reg_use_in): New function.
11281 (forward_propagate_subreg): Propagate through subreg of zero_extend
11284 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
11286 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
11287 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
11289 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11291 * configure.ac: Remove --with-datarootdir, --with-docdir,
11292 --with-htmldir switches. No need to call AC_SUBST for
11293 datarootdir, docdir, htmldir any more.
11294 * configure: Regenerate.
11295 * doc/install.texi (Configuration): Document --datarootdir,
11296 --docdir, --htmldir, --pdfdir; update documentation for
11297 --infodir, --mandir.
11298 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
11301 * aclocal.m4: Regenerate.
11302 * config.in: Regenerate.
11303 * configure: Regenerate.
11305 2009-08-21 Douglas B Rupp <rupp@gnat.com>
11306 Olivier Hainque <hainque@adacore.com>
11308 * config/ia64/ia64.c: Include libfuncs.h.
11309 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
11310 (ia64_expand_call): Use reg 25 on VMS.
11311 (ia64_initialize_trampoline): Fix for VMS ABI.
11312 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
11313 (ia64_function_arg): Initialize reg 25 on VMS.
11314 Fix OpenVMS ABI issues for varargs.
11315 For OpenVMS, emit the Argument Information register set in the
11316 incoming/sibcall case as well.
11317 (ia64_arg_type): New function.
11318 (ia64_function_arg_advance): Keep track of cum->words.
11319 Fix OpenVMS ABI issues for varargs.
11320 (ia64_function_value): On VMS, promote mode of non-aggregate types.
11321 (ia64_override_options): Set flag_no_common on VMS.
11322 (ia64_init_builtins): Disable FWRITE builtin.
11323 (ia64_asm_output_external): Call DO_CRTL_NAMES.
11324 (ia64_vms_init_libfuncs): Add decc$ routines.
11325 (ia64_vms_valid_pointer_mode): New function.
11326 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
11327 (ia64_promote_function_mode): New function
11328 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
11329 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
11330 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11331 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
11332 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
11333 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
11334 Suppress trailing '#' if VALUE is numeric.
11335 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
11336 ia64_promote_function_mode.
11337 (TARGET_VALID_POINTER_MODE): Define.
11339 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11342 * config/rs6000/rs6000.c (rs6000_override_options): Use
11343 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
11346 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
11347 reporting of vector + decimal/boolean/complex error.
11349 2009-08-21 Jakub Jelinek <jakub@redhat.com>
11351 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
11352 __vector double TYPE_DECL.
11354 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
11356 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
11357 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
11358 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
11359 to pointer to enum machine_mode. Update all callers as needed.
11361 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
11363 * config/alpha/alpha.md (exception_receiver): Emit alternative
11364 GP load sequence if flag_reorder_blocks_and_partition is set.
11365 (*exception_receiver_2): Also enable when
11366 flag_reorder_blocks_and_partition is set.
11368 2009-08-20 Matt Rice <ratmice@gmail.com>
11369 Diego Novillo <dnovillo@google.com>
11371 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
11374 2009-08-20 Richard Guenther <rguenther@suse.de>
11376 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
11377 * c-tree.h (c_dup_lang_specific_decl): Remove.
11378 (struct lang_decl, struct lang_type): Move definitions ...
11379 * c-lang.h: ... here. New file.
11380 * c-decl.c: Include c-lang.h.
11381 (c_dup_lang_specific_decl): Remove.
11382 * c-typeck.c: Include c-lang.h.
11383 * Makefile.in (c-decl.o): Add c-lang.h dependency.
11384 (c-typeck.o): Likewise.
11385 * c-config-lang.in (gtfiles): Add c-lang.h.
11386 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
11389 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
11391 * config/alpha/alpha.c (alpha_end_function): Do not clear
11392 crtl->emit structure and free insn locators if cfun->is_thunk is true,
11393 this is now handled in generic code.
11395 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
11397 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
11398 (s390_z10_fix_long_loop_prediction): New function.
11399 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
11400 (s390_reorg): Walk over the INSNs and invoke
11401 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
11403 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
11405 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
11406 "*brx_64bit", "*brx_31bit"): New patterns.
11407 * config/s390/s390.c ('E'): New output modifier.
11409 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11410 Richard Earnshaw <richard.earnshaw@arm.com>
11412 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
11413 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
11415 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11417 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
11419 * pa.c (emit_move_sequence): Check if address of operand1 is valid
11420 for mode mode of operand0 when doing secondary reload for SAR.
11422 2009-08-19 Jakub Jelinek <jakub@redhat.com>
11424 PR middle-end/41123
11425 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
11426 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
11428 2009-08-19 Jason Merrill <jason@redhat.com>
11430 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
11431 supported template depth in C++0x.
11433 2009-08-19 Jakub Jelinek <jakub@redhat.com>
11435 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
11436 free_after_compilation.
11437 * config/score/score7.c (score7_output_mi_thunk): Likewise.
11438 * config/score/score3.c (score3_output_mi_thunk): Likewise.
11439 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
11440 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11441 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11442 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
11443 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11445 2009-08-19 Ian Lance Taylor <iant@google.com>
11447 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
11448 of (plus (mult (neg B) C) A).
11450 2009-08-18 Michael Matz <matz@suse.de>
11452 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
11453 instead of comparing TYPE_MAIN_VARIANT for equality.
11454 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
11455 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
11456 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
11457 * gimplify.c (goa_lhs_expr_p): Ditto and use
11458 STRIP_USELESS_TYPE_CONVERSION.
11460 2009-08-18 Michael Matz <matz@suse.de>
11462 * tree-ssa-structalias.c (create_variable_info_for): Also mark
11463 first field in a struct.
11464 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
11466 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
11468 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
11469 locators before emit_insn is called. Remove assert that
11471 (alpha_end_function): Clear crtl->emit structure and free insn
11472 locators if cfun->is_thunk is true.
11474 2009-08-18 Jason Merrill <jason@redhat.com>
11476 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
11478 * configure.ac: Test for it.
11479 * configure, config.in: Regenerate.
11480 * doc/install.texi: Document --enable-gnu-unique-object.
11482 2009-08-18 Richard Guenther <rguenther@suse.de>
11484 PR middle-end/41094
11485 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
11486 pow(x,y*z) only if x is nonnegative.
11488 2009-08-18 Jakub Jelinek <jakub@redhat.com>
11490 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
11494 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
11495 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
11497 2009-08-17 DJ Delorie <dj@redhat.com>
11499 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
11500 * config/m32c/prologue.md (epilogue_freit): New.
11502 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
11503 (bank_switch_p): Likewise.
11504 (fast_interrupt_p): Likewise.
11505 (interrupt_p): Likewise.
11506 (m32c_conditional_register_usage): Round memregs size up.
11507 (need_to_save): We only need to save $a0 when we use ENTER.
11508 (interrupt_p): Check for fast_interrupt too.
11509 (bank_switch_p): New.
11510 (fast_interrupt_p): New.
11511 (m32c_attribute_table): Add bank_switch and fast_interrupt.
11512 (m32c_emit_prolog): Support bank switching and fast interrupts.
11513 * doc/extend.texi (Function Attributes): Add bank_switch and
11516 2009-08-17 Douglas B Rupp <rupp@gnat.com>
11518 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
11519 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
11521 2009-08-16 Douglas B Rupp <rupp@gnat.com>
11523 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
11524 (menu): Add IA-64/VMS Options.
11525 (IA-64/VMS Options): Likewise.
11527 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
11530 * config/mips/mips.md (*lwxs): Use :P for pointer values.
11532 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
11534 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
11535 (mips_pop_asm_switch): Likewise.
11536 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
11538 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
11539 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
11540 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
11541 (mips_print_operand_punctuation): Use them. Check mips_noreorder
11542 instead of set_noreorder.
11543 (mips_output_function_prologue): Use the new functions.
11544 (mips_output_function_epilogue): Likewise.
11545 (mips_need_noat_wrapper_p): New function, split out from...
11546 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
11547 Use mips_push_asm_switch and mips_pop_asm_switch.
11548 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
11549 and mips_pop_asm_switch.
11550 (ASM_OUTPUT_REG_POP): Likewise.
11551 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
11552 Use mips_pop_asm_switch.
11553 (mips_asm_switch): New structure.
11554 (set_noreorder, set_nomacro): Replace with...
11555 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
11556 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
11557 instead of set_nomacro.
11558 (fix_truncsfsi2_macro): Likewise.
11559 (cprestore): Likewise.
11560 (hazard): Use mips_noreorder instead of set_noreorder.
11561 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
11563 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
11565 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
11566 from prev_active_insn.
11568 2009-08-16 Anatoly Sokolov <aesok@post.ru>
11570 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
11571 * config/avr/avr.c (avr_override_options): Initialize
11572 avr_current_arch variable.
11573 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
11574 __AVR_HAVE_16BIT_SP__ according to the device type.
11575 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
11577 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
11578 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
11580 2009-08-16 Dodji Seketeli <dodji@redhat.com>
11583 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
11584 generating inlined subroutine die only. We shouldn't be
11585 called for anything else.
11586 (gen_block_die): Don't generate inline subroutine debug info for
11589 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
11591 * graphite-poly.c (print_pbb): Print PBB index.
11593 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
11595 PR middle-end/40981
11596 * graphite-interchange.c (ppl_max_for_le): Moved...
11597 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
11598 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
11599 ppl_Pointset_Powerset_C_Polyhedron_maximize.
11600 * graphite-ppl.h (ppl_max_for_le): Declared.
11602 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
11604 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
11605 supported on all platforms.
11606 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
11607 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
11608 * c-pragma.c: Likewise.
11609 * target-def.h (TARGET_INITIALIZER): Remove
11610 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
11611 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
11613 2009-08-14 Douglas B Rupp <rupp@gnat.com>
11615 * config/ia64/fde-vms.c: New file.
11616 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
11617 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
11618 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
11619 (uw_frame_state_for): Only register a personality routine if it is
11620 known to be compatible with our expectations.
11621 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
11622 Declare unw_table_entry stack variable and
11623 mod all calls to _Unwind_FindTableEntry to add arg.
11624 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
11625 (_Unwind_FindTableEntry): Add arg to prototype.
11627 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
11629 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
11630 field 'signal_pfs_loc'.
11631 (uw_frame_state_for): Remove duplicate code dealing with leaf
11632 procedures without unwind info.
11633 If in the frame after unwinding through a signal handler, restore
11634 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
11635 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
11636 'pfs_loc' to the AR.PFS location in the signal context; instead
11637 set 'signal_pfs_loc'.
11638 Manually generate the unwind info for the AR.PFS register.
11639 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
11640 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
11641 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
11642 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
11643 instead set 'signal_pfs_loc'.
11644 Remove code preventing the AR.PFS register from being restored
11645 from the signal context.
11647 2009-08-14 Douglas B Rupp <rupp@gnat.com>
11648 Tristan Gingold <gingold@adacore.com>
11650 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
11651 * config/ia64/t-vms: New file.
11652 * config/ia64/vms64.h: New file.
11653 * config/ia64/vms.h: New file.
11654 * config/ia64/vms-crtinit.asm: New file.
11655 * config/ia64/vms_symvec_libgcc_s.opt: New file.
11656 * config/ia64/vms-unwind.h: New file.
11658 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
11660 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
11663 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11665 PR middle-end/30789
11666 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
11667 Move declaration...
11668 * real.h (do_mpc_arg2): ... here.
11669 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
11672 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
11674 * final.c (add_debug_prefix_map): Don't use GC memory for
11675 old_prefix and new_prefix.
11677 2009-08-14 Richard Guenther <rguenther@suse.de>
11679 * ipa-prop.c (compute_complex_pass_through): If we cannot
11680 compute a non-varying offset for IPA_JF_ANCESTOR punt.
11682 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11684 * c-lex.c (c_lex_with_flags): Increase size of local variable
11685 to avoid memory clobber.
11687 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
11690 * config/i386/i386.c (ix86_fp_comparison_strategy):
11691 Only enable/disable sahf at function granularity.
11693 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
11695 PR rtl-optimization/41064
11696 * reload1.c (reload_as_needed): Don't call extract_insn
11697 for known invalid replacements after calling
11698 validate_replace_rtx_group and verify_changes.
11700 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
11703 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
11704 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
11705 ix86_expand_fp_vcond.
11706 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
11707 Assert that operation is supported by ix86_expand_int_vcond.
11708 (vcondu<SSEMODE124C8:mode>): Ditto.
11710 2009-08-13 DJ Delorie <dj@redhat.com>
11712 * config/i386/djgpp-stdint.h: New.
11713 * config.gcc (djgpp): Use it.
11715 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
11717 * config/sh/sh.c (sh_override_options): When flag_exceptions or
11718 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
11720 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
11722 * tree-ssa-loop-prefetch.c
11723 (prune_ref_by_group_reuse): Enhance probabilistic analysis
11724 for long-stride pruning.
11725 (compute_miss_rate): New function to compute the probability
11726 that two memory references access different cache lines.
11728 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
11730 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
11732 2009-08-13 Richard Guenther <rguenther@suse.de>
11734 PR middle-end/41047
11735 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
11736 use the constant pointer type.
11737 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
11738 of CV qualifiers on the target pointer type.
11739 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
11740 conversion check before restrict check.
11742 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
11745 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
11747 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
11749 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
11751 2009-08-12 Richard Guenther <rguenther@suse.de>
11753 PR tree-optimization/41011
11754 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
11755 and reference constructing.
11757 2009-08-12 Xinliang David Li <davidxl@google.com>
11759 PR tree-optimization/41012
11760 * tree-flow.h : New external interface.
11761 * gimple-low.c (check_call_arg): Change to public function.
11762 Remove argument mismatch check in lowering.
11763 * tree-inline.h (tree_can_inline_p): Interface change.
11764 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
11765 into this function.
11766 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
11767 Call change to tree_can_inline_p function.
11768 (cgraph_decide_inlining_incrementally): Ditto.
11770 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
11772 PR tree-optimization/41031
11773 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
11774 on the partition variable rather than promote_mode on the source
11775 type. Assert that the partition variable's type has the same
11776 mode as the source value's.
11778 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
11780 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
11781 for for_return == 2.
11782 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
11784 * calls.c (expand_call): Fix typo.
11785 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
11787 * stmt.c (expand_value_return): Use promote_function_mode to copy out
11789 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
11790 * config/cris/cris.c (cris_promote_function_mode): Likewise.
11791 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
11792 * config/pa/pa.c (pa_promote_function_mode): Likewise.
11794 2009-08-12 Andrew Haley <aph@redhat.com>
11796 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
11798 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11801 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11803 2009-08-12 Richard Guenther <rguenther@suse.de>
11805 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
11806 * gimplify.c (gimplify_modify_expr): Do not use
11807 lang_hooks.types_compatible_p.
11808 * tree-ssa.c (useless_type_conversion_p): For aggregates
11809 just return false if the canonical types differ.
11811 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11813 PR middle-end/40980
11814 * sese.c (convert_for_phi_arg): New.
11815 (add_guard_exit_phis): Use convert_for_phi_arg.
11817 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11819 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
11820 unknown subscript upper bounds.
11822 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11823 Pranav Garg <pranav.garg2107@gmail.com>
11825 * graphite-interchange.c (gather_access_strides): Removed.
11826 (ppl_max_for_le): New.
11827 (build_linearized_memory_access): New.
11828 (memory_stride_in_loop): New.
11829 (pbb_interchange_profitable_p): Reimplemented.
11830 * graphite-ppl.h (ppl_new_id_map): New.
11831 (ppl_interchange): New.
11833 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11835 * graphite-interchange.c (compute_subscript): Removed.
11836 (compute_array_size_cstr): Removed.
11837 (compute_array_size_poly): Removed.
11838 (compute_array_size): Removed.
11839 (gather_access_strides_poly): Removed.
11840 (gather_access_strides): Empty.
11842 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11844 * graphite-dependences.c (dependence_polyhedron_1): Replace
11845 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
11846 (graphite_legal_transform_dr): Same.
11847 (graphite_carried_dependence_level_k): Same.
11848 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
11849 Initialize PDR_NB_SUBSCRIPTS.
11850 (print_pdr_access_layout): Replace pdr_nb_subscripts with
11852 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
11853 (PDR_NB_SUBSCRIPTS): New.
11854 (pdr_nb_subscripts): Removed.
11855 (pdr_dim): Simplified.
11856 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
11857 with PDR_NB_SUBSCRIPTS.
11859 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11861 * graphite-interchange.c (compute_array_size): Remove use of
11862 PDR_DATA_CONTAINER.
11863 * graphite-poly.c (new_poly_dr): Remove argument data_container.
11864 Do not initialize PDR_DATA_CONTAINER.
11865 (print_pdr): Do not print PDR_DATA_CONTAINER.
11866 * graphite-poly.h (struct poly_dr): Remove data_container field.
11867 (PDR_DATA_CONTAINER): Removed.
11868 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
11869 PDR_DATA_CONTAINER.
11870 (build_poly_dr): Same.
11872 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11873 Sebastian Pop <sebastian.pop@amd.com>
11875 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
11876 copy of the dependence polyhedron. Free the temporary objects.
11877 (graphite_carried_dependence_level_k): Free unused objects before
11880 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11882 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
11883 Early return without analyzing the data dependences if no
11884 transform has been done. Call restore_scattering if the transform
11886 (graphite-interchange.c): Same.
11887 * graphite-poly.c (print_scattering_function): Test for
11889 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
11890 (apply_poly_transforms): Do not gcc_assert that
11891 the transform is legal.
11892 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
11893 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
11894 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
11895 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
11896 * graphite-poly.h (struct poly_scattering): New.
11897 (struct poly_bb): Add original, transformed, and saved fields.
11898 Remove transformed_scattering, original_scattering,
11899 nb_local_variables and nb_scattering_transform fields.
11900 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
11901 (poly_scattering_new): New.
11902 (poly_scattering_free): New.
11903 (poly_scattering_copy): New.
11904 (store_scattering_pbb): New.
11905 (store_scattering): New.
11906 (restore_scattering_pbb): New.
11907 (restore_scattering): New.
11908 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
11909 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
11911 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11913 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
11914 (print_scop): Same.
11916 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11918 * Makefile.in (graphite.o): Depends on PREDICT_H.
11919 * graphite.c: Include predict.h.
11920 (graphite_finalize): Call tree_estimate_probability.
11921 * predict.c (predict_loops): Do not call scev_initialize and
11923 (tree_estimate_probability_bb): New.
11924 (tree_estimate_probability): Do not initialize loops: move that
11925 code to the driver. Call tree_estimate_probability_bb.
11926 (tree_estimate_probability_driver): New.
11927 (pass_profile): Use tree_estimate_probability_driver.
11928 * predict.h (tree_estimate_probability): Declared.
11930 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11932 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
11933 * graphite-dependences.c (graphite_legal_transform): Add time to
11934 TV_GRAPHITE_DATA_DEPS.
11935 (dependency_between_pbbs_p): Same.
11936 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
11938 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
11940 PR rtl-optimization/41033
11941 * alias.c (nonoverlapping_component_refs_p): Punt when strict
11942 aliasing is disabled.
11944 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
11946 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
11947 si_mask_operand, and_load_operand, low_bitmask_operand,
11948 and_reg_operand, and_operand): New predicates.
11949 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
11950 * config/mips/mips.c (and_operands_ok): New function.
11951 * config/mips/mips-protos.h (and_operands_ok): Declare it.
11952 * config/mips/mips.md (move_type): Add ext_ins and logical.
11953 (type): Handle them.
11954 (and<mode>3): Use and_reg_operand as the second operand's predicate.
11955 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
11956 shift_shift. Remove commutative constraint modifier.
11957 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
11959 (*clear_upper32_dext): Remove define_insn_and_split.
11960 (*clear_upper32): Turn this define_insn_and_split ...
11961 (splitter for ANDing register with 0xffff_ffff): .. into this.
11963 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
11965 * combine.c (try_widen_shift_mode): Factor out code to check if an
11966 integer constant is a low-order bitmask from here ...
11967 * rtlanal.c (low_bitmask_len): ... to here.
11968 * rtl.h (low_bitmask_len): Declare.
11970 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
11973 * config/alpha/alpha.md (addsi3): Remove expander.
11974 (addsi3): Rename from *addsi3_internal insn pattern.
11975 (subsi3): Remove expander.
11976 (subsi3): Rename from *subsi3_internal insn pattern.
11978 2009-08-11 Douglas B Rupp <rupp@gnat.com>
11980 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
11983 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
11984 Eric Botcazou <botcazou@adacore.com>
11985 Douglas B Rupp <rupp@gnat.com>
11987 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
11988 that records that fit in 64 bits are returned by immediate value,
11989 as required by OpenVMS Calling Standard.
11990 (function_value): Adjust for above modification.
11991 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
11992 virtual_incoming_args_rtx as base object, not next_arg.
11993 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
11995 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11997 * reload.c (find_reloads_subreg_address): Check the original
11998 req_equiv_mem address to detect the case where an address is
11999 not valid in the outer mode.
12001 2009-08-11 Richard Guenther <rguenther@suse.de>
12004 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
12006 2009-08-10 Douglas B Rupp <rupp@gnat.com>
12008 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
12009 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
12011 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
12012 Douglas B Rupp <rupp@gnat.com>
12014 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
12015 PT_STACK when frame_pointer_needed on OpenVMS.
12016 (alpha_pv_save_size, alpha_using_fp): Remove.
12017 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
12018 with proper processing for PT_NULL.
12019 (alpha_vms_initial_elimination_offset): New function. Support for
12020 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
12021 (alpha_sa_size): Force procedure type to PT_STACK when
12022 frame_pointer_needed on OpenVMS.
12023 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
12024 (alpha_using_fp): Likewise.
12025 (alpha_vms_can_eliminate): Add prototype.
12026 (alpha_vms_initial_elimination_offset): Likewise.
12027 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
12028 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
12030 2009-08-10 Eric Botcazou <botcazou@adacore.com>
12031 Douglas B Rupp <rupp@gnat.com>
12033 * config/alpha/alpha.c (common_object_handler): New function.
12034 (vms_attribute_table): Declare a single attribute "common_object".
12035 (vms_output_aligned_decl_common): New global function.
12036 (SECTION_VMS_OVERLAY): Delete.
12037 (SECTION_VMS_GLOBAL): Likewise.
12038 (SECTION_VMS_INITIALIZE): Likewise.
12039 (vms_asm_named_section): Remove support for above flags.
12040 (vms_section_type_flags): Delete.
12041 (TARGET_SECTION_TYPE_FLAGS): Likewise.
12042 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
12043 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
12044 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
12046 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
12049 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
12050 (sub_ddmmss): Likewise.
12052 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
12055 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
12058 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12061 * reload1.c (reload_as_needed): Use cancel_changes to completely
12062 undo a failed replacement attempt.
12064 2009-08-10 Richard Guenther <rguenther@suse.de>
12066 PR middle-end/41006
12067 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
12068 (useless_type_conversion_p): ... here. Require pointer targets
12071 2009-08-10 Dodji Seketeli <dodji@redhat.com>
12074 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
12075 loose the original type of the statement list.
12077 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12079 * config/alpha/alpha.c: Include libfuncs.h
12080 (avms_asm_output_extern): New function.
12081 (alpha_init_libfuncs): Init some decc libfuncs.
12082 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
12083 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
12084 (DO_CRTL_NAMES): Define.
12085 (LIB_SPEC): Remove.
12086 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
12087 (LONG_TYPE_SIZE): Define.
12088 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
12089 (SUBTARGET_SWITCHES): Define malloc64 switch.
12090 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
12091 (MASK_RETURN_ADDR): Define.
12092 doc/invoke.texi (mmalloc64): Document switch.
12094 2009-08-09 Olivier Hainque <hainque@adacore.com>
12095 Douglas B Rupp <rupp@gnat.com>
12097 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
12098 uses_condition_handler.
12099 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
12100 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
12101 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
12102 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
12103 (code_for_builtin): New insn codes for the new alpha_builtins.
12104 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
12105 (alpha_sa_size): Account for uses_condition_handler.
12106 (alpha_expand_prologue): Likewise.
12107 (alpha_start_function): Likewise.
12108 (alpha_expand_epilogue): Likewise.
12109 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
12110 establish/revert expanders.
12111 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
12112 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
12113 New expander, resorting to the alpha.c associated function.
12114 (builtin_revert_vms_condition_handler): Likewise.
12115 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
12116 __gcc_shell_handler, the static VMS condition handler used as
12117 an indirection wrapper to the current dynamically established
12119 * config/alpha/vms-unwind.h: Complete rewrite.
12120 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
12121 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
12123 2009-08-09 Eric Botcazou <botcazou@adacore.com>
12124 Douglas B Rupp <rupp@gnat.com>
12126 * config/alpha/alpha.c (alpha_links): Add 'target' field.
12127 (alpha_need_linkage): Handle aliases. Return function symbol.
12128 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
12129 Use ultimate alias target for the linkage name.
12130 * config/alpha/alpha.md (movmemdi): Use the symbol returned
12131 by alpha_need_linkage for the function symbol.
12132 (setmemdi): Likewise.
12134 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12136 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
12137 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
12138 (ASM_WEAKEN_LABEL): Define.
12139 (CRT_CALL_STATIC_FUNCTION): Define.
12140 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
12141 (ENDFILE_SPEC): Define.
12142 (INIT_SECTION_ASM_OP): Define.
12143 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
12144 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
12145 crtend.o crtendS.o.
12146 (MULTILIB_OSDIRNAMES): Define.
12147 (shlib_version): Define.
12148 (SHLIB_EXT): Define.
12149 (SHLIB_OBJS): Define.
12150 (SHLIB_NAME): Define.
12151 (SHLIB_MULTILIB): Define.
12152 (SHLIB_INSTALL): Define.
12153 (SHLIB_SYMVEC): Define.
12154 (SHLIB_SYMVECX2): Define.
12155 (SHLIB_LINK): Define.
12157 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12159 * config/alpha/alpha.c (alpha_initialize_trampoline):
12160 Initialize VMS trampoline IAW ABI for bounded procedure calls.
12161 (alpha_start_function): Emit transfer address on nested functions
12162 for VMS trampoline call.
12163 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
12164 since no longer used.
12165 * config/alpha/vms-tramp.asm: Remove.
12166 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
12167 since now only data initialized at runtime.
12169 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12171 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
12172 (LINK_GCC_C_SEQUENCE_SPEC): Define.
12173 (MD_EXEC_PREFIX): Remove, no longer used.
12174 (MD_STARTFILE_PREFIX): Likewise.
12175 (INCLUDE_DEFAULTS): Likewise.
12176 * config/alpha/t-vms:
12177 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
12179 2009-08-09 Richard Guenther <rguenther@suse.de>
12181 PR tree-optimization/41016
12182 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
12183 (operand_precision): Remove.
12184 (integral_operand_p): Likewise.
12185 (recognize_single_bit_test): Adjust.
12187 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
12189 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
12190 operation overflows. Likewise non-cast unary arithmetic.
12191 If one arm of a conditional expression is always taken,
12192 inhibit evaluation warnings for the other arm. Likewise inhibit
12193 evaluation warnings for the second && or || operand if the first
12194 operand is enough to determine the result.
12195 * c-typeck.c (build_conditional_expr): Apply the same inhibition
12197 (build_binary_op): Prevent duplicate evaluation warnings.
12199 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
12201 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
12202 and destination have different modes, Use promote_mode to
12203 determine the signedness of the conversion. Assert that the
12204 promoted source mode matches the destination mode. Don't pass
12205 the destination and destination mode to expand_expr if the source
12206 mode is different. Simplify conversion logic.
12208 2009-08-09 Ira Rosen <irar@il.ibm.com>
12210 PR tree-optimization/41008
12211 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
12212 from condition only in case it's a comparison. Adjust checks.
12214 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
12216 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
12217 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
12218 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
12219 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
12220 (dump_cand): Handle them.
12221 (struct iv_cand): New members COST_STEP and AINC_USE.
12222 (stmt_after_increment): Likewise.
12223 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
12224 callers changed. Use gimple_uid comparison instead of scanning.
12225 (add_candidate_1): When looking for identical candidates, take
12226 AINC_USE into account. Set it for new candidates.
12227 (force_expr_to_var_cost): Cast target_spill_cost to int.
12228 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
12229 All callers changed. Check for availability of autoinc addressing
12230 modes, both in general for a given mode, and in the specific use case.
12231 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
12233 (get_computation_cost): Likewise.
12234 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
12235 add_autoinc_candidates): New static functions.
12236 (add_candidate): Call add_autoinc_candidates for candidates based on
12238 (find_iv_candidates): Call set_autoinc_for_original_candidates.
12239 (determine_use_iv_cost_address): If we have an autoinc candidate at
12240 the matching use, verify autoinc is possible and subtract the cost
12241 of the candidate's step from the cost.
12242 (determine_iv_cost): Record the cost of the increment in the COST_STEP
12243 member of the candidate.
12244 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
12245 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
12247 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12249 * config.build (ia64-hp-*vms*): New target.
12250 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
12251 with ia64-hp-*vms*.
12252 * config.gcc (ia64-hp-*vms*): New target.
12253 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
12254 with ia64-hp-*vms*.
12255 * config.host (ia64-hp-*vms*): New target.
12256 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
12257 with ia64-hp-*vms*.
12259 2009-08-08 Richard Guenther <rguenther@suse.de>
12261 PR tree-optimization/40991
12262 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
12264 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
12266 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
12267 mode check. Do truncations in an integer mode.
12268 (force_to_mode): Handle subregs for all mode types. Only do
12269 arithmetic simplifications on integer modes.
12271 2009-08-07 Richard Guenther <rguenther@suse.de>
12273 PR tree-optimization/40999
12274 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
12275 (maybe_fold_reference): Lookup constant initializers.
12276 (fold_gimple_assign): Likewise.
12278 2009-08-07 Richard Guenther <rguenther@suse.de>
12280 * tree-ssa.c (useless_type_conversion_p_1): Only for types
12281 that require structural equality defer to the langhook.
12283 2009-08-07 Martin Jambor <mjambor@suse.cz>
12285 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
12287 (struct ipa_pass_through_data): New type.
12288 (struct ipa_ancestor_jf_data): New type.
12289 (union jump_func_value): Removed field formal_id, added fields
12290 pass_through and ancestor.
12291 (struct ipa_param_call_note): Changed type of formal_id to int from
12293 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
12294 operations jump functions and ancestor jump functions.
12295 (compute_complex_pass_through): New function.
12296 (compute_scalar_jump_functions): Call compute_complex_pass_through,
12297 reflect changes in the jump function strucutre.
12298 (update_jump_functions_after_inlining): Ignore complex pass-through
12299 and ancestor jump functions.
12300 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
12301 polynomial pass-through with operation jump functions.
12303 2009-08-07 Jakub Jelinek <jakub@redhat.com>
12305 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
12306 fde->dw_fde_begin as begin label instead of hot/cold label.
12307 Use LLSDAC label instead of LLSDA for second section lsda.
12308 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
12309 label instead of LLSDA if it is true.
12310 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
12312 * except.c (add_call_site, dw2_size_of_call_site_table): Add
12313 SECTION argument. Use it as index into crtl->eh.call_site_record
12315 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
12316 use it to determine how to print table entries instead of using
12317 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
12318 label instead of normal begin label as base.
12319 (sjlj_assign_call_site_values): Adjust add_call_site caller.
12320 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
12321 ensure no EH range spans between sections and that landing pads
12322 are always in the corresponding section.
12323 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
12324 for crtl->eh.call_site_record being an array rather than scalar.
12325 (output_one_function_exception_table): New function, copied
12326 from output_function_exception_table. Adjust
12327 dw2_size_of_call_site_table, dw2_output_call_site_table
12328 callers. For SECOND section use *C suffixed labels.
12329 (output_function_exception_table): Call
12330 output_one_function_exception_table and, when doing hot/cold
12331 partitioning, also another time for the second section.
12332 * opts.c: Include except.h.
12333 (decode_options): Allow -freorder-blocks-and-partition with
12334 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
12335 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
12336 * function.h (struct rtl_eh): Change call_site_record from
12337 scalar into array of 2 elements.
12339 2009-08-07 Martin Jambor <mjambor@suse.cz>
12341 * ipa-prop.c (count_formal_params_1): New function.
12342 (ipa_get_vector_of_formal_parms): New function.
12343 (get_vector_of_formal_parm_types): New function.
12344 (ipa_modify_formal_parameters): New function.
12345 (ipa_modify_call_arguments): New function.
12346 (index_in_adjustments_multiple_times_p): New function.
12347 (ipa_combine_adjustments): New function.
12348 (ipa_dump_param_adjustments): New function.
12349 * ipa-prop.h (struct ipa_parm_adjustment): New type.
12350 (ipa_get_vector_of_formal_parms): Declare.
12351 (ipa_modify_formal_parameters): Declare.
12352 (ipa_modify_call_arguments): Declare.
12353 (ipa_combine_adjustments): Declare.
12354 (ipa_dump_param_adjustments): Declare.
12355 (build_ref_for_offset): Declare.
12356 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
12357 * tree-sra.c: Include ipa-prop.c.
12358 (build_ref_for_offset): Make public.
12360 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
12362 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
12364 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
12366 * gcc/doc/extend.texi (__builtin_extract_return_address)
12367 (__builtin_frob_return_address): Document.
12369 2009-08-06 Paul Brook <paul@codesourcery.com>
12371 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
12372 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
12373 implementation on ARMv6-M.
12375 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12377 * doc/extend.texi (pcs): Document new attribute for ARM.
12379 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12381 * arm.c (pcs_attribute_args): Comment out unsupported attribute
12384 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12386 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
12389 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12391 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
12393 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12395 Merge ARM/hard_vfp_branch to trunk.
12397 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
12399 * arm.c (libcall_eq): New function.
12400 (libcall_hash): New function.
12401 (add_libcall): New function.
12402 (arm_libcall_uses_aapcs_base): New function.
12403 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
12404 libcalls using the base PCS.
12405 (arm_init_cumulative_args): Likewise.
12407 2009-07-20 Joseph Myers <joseph@codesourcery.com>
12409 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
12410 Use base ABI for conversion libfuncs between HFmode and SFmode.
12412 2009-05-12 Joseph Myers <joseph@codesourcery.com>
12414 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
12415 V4SImode as representatives of all 64-bit and 128-bit vector
12416 types. Allow vector types without vector modes.
12417 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
12418 without vector modes like BLKmode.
12419 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
12420 BLKmode. Avoid unsupported vector modes or TImode moves for
12422 (aapcs_vfp_allocate_return_reg): Likewise.
12423 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
12424 V8QImode if TARGET_NEON || TARGET_IWMMXT.
12426 2009-05-12 Joseph Myers <joseph@codesourcery.com>
12428 * config/arm/arm.c (arm_handle_pcs_attribute): New.
12429 (arm_get_pcs_model): Pass attribute arguments to
12430 arm_pcs_from_attribute.
12431 (arm_init_cumulative_args): Use base AAPCS for conversions from
12432 floating-point types to DImode.
12433 (arm_attribute_table): Add pcs attribute.
12434 (arm_handle_pcs_attribute): New.
12435 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
12436 conversions from floating-point types to DImode, also declare them
12437 to use base AAPCS and declare functions they call to use base
12438 AAPCS and their RTABI names.
12440 2009-05-12 Joseph Myers <joseph@codesourcery.com>
12442 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
12443 -mfloat-abi=hard not being supported for VFP.
12445 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
12447 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
12448 SYMBOL_REF to hard_libcall_value.
12450 2009-03-05 Joseph Myers <joseph@codesourcery.com>
12451 Richard Earnshaw <rearnsha@arm.com>
12453 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
12454 has been put on the stack, all remaining co-processory arguments for
12455 that co-processor also go on the stack.
12457 2009-03-05 Joseph Myers <joseph@codesourcery.com>
12459 * config/arm/arm.c (arm_return_in_memory): Handle returning
12460 vectors of suitable size in registers also for AAPCS case.
12462 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12464 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
12466 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
12468 ARM Hard-VFP calling convention
12469 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
12470 * target.h (gcc_target): Add libcall_value to table of call hooks.
12471 * targhooks.h (default_libcall_value): Default implementation.
12472 * targhooks.c (default_libcall_value): Likewise.
12473 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
12474 * optabs.c (expand_unop): Use it.
12475 * expr.h (hard_libcall_value): Pass the function RTX through.
12476 * calls.c (emit_library_call_value_1): Update call to
12477 hard_libcall_value.
12478 * explow.c (hard_libcall_value): Use new target hook.
12479 * config/arm/arm.c: Include cgraph.h
12480 (TARGET_FUNCTION_VALUE): Override default hook.
12481 (arm_pcs_default): New variable.
12482 (arm_override_options): Don't fault hard calling convention with VFP.
12483 Add support for AAPCS variants.
12484 (arm_function_value): Make static. Handle AAPCS variants.
12485 (arm_libcall_value): New function.
12486 (arm_apply_result_size): Handle VFP registers in results.
12487 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
12489 (pcs_attribute_args): New variable.
12490 (arm_pcs_from_attribute): New function.
12491 (arm_get_pcs_model): New function.
12492 (aapcs_vfp_cum_init): New function.
12493 (aapcs_vfp_sub_candidate): New function.
12494 (aapcs_vfp_is_return_candidate): New function.
12495 (aapcs_vfp_is_call_candidate): New function.
12496 (aapcs_vfp_allocate): New function.
12497 (aapcs_vfp_allocate_return_reg): New function.
12498 (aapcs_vfp_advance): New function.
12499 (aapcs_cp_arg_layout): New variable.
12500 (aapcs_select_call_coproc): New function.
12501 (aapcs_select_return_coproc): New function.
12502 (aapcs_allocate_return_reg): New function.
12503 (aapcs_libcall_value): New function.
12504 (aapcs_layout_arg): New function.
12505 (arm_init_cumulative_args): Initialize AAPCS args data.
12506 (arm_function_arg): Handle AAPCS variants using new interface.
12507 (arm_arg_parital_bytes): Likewise.
12508 (arm_function_arg_advance): New function.
12509 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
12510 calling conventions.
12511 (arm_setup_incoming_varargs): Handle new AAPCS args data.
12512 * arm.h (NUM_VFP_ARG_REGS): Define.
12513 (LIBCALL_VALUE): Update.
12514 (FUNCTION_VALUE): Delete.
12515 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
12516 (arm_pcs): New enum.
12517 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
12518 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
12519 (FUNCTION_ARG_REGNO_P): Add VFP regs.
12520 * arm-protos.h (arm_function_arg_advance): Add.
12521 (aapcs_libcall_value): Add.
12522 (arm_function_value): Delete.
12524 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
12525 H.J. Lu <hongjiu.lu@intel.com>
12528 * config/i386/i386.c (standard_sse_mode_p): Remove.
12529 (standard_sse_constant_p): Return 2 for integer mode
12530 vector_all_ones_operand when SSE2 is enabled.
12531 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
12532 (ix86_expand_vector_move): Do not check for negative values from
12533 standard_sse_constant_p.
12535 2009-08-06 Richard Guenther <rguenther@suse.de>
12537 * tree-ssa.c (useless_type_conversion_p_1): Make function and
12538 array type comparisons frontend independent.
12539 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
12540 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
12541 out array reference lower bound and element size operands.
12542 (ao_ref_init_from_vn_reference): Properly compute the offset
12543 for ARRAY_RANGE_REF.
12544 (vn_reference_fold_indirect): Fill out array reference lower
12545 bound and element size operands.
12546 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
12547 a non gimple valued reference operand which can happen for
12548 array reference lower bound or element size.
12549 (create_component_ref_by_pieces_1): Properly generate the
12550 element size operand for array references.
12552 2009-08-06 Richard Guenther <rguenther@suse.de>
12554 PR tree-optimization/40964
12555 * tree.c (iterative_hash_host_wide_int): Export.
12556 * tree.h (iterative_hash_host_wide_int): Declare.
12557 * tree-ssa-structalias.c (heapvar_map): New struct.
12558 (heapvar_map_eq): New function.
12559 (heapvar_map_hash): Likewise.
12560 (heapvar_lookup): Adjust.
12561 (heapvar_insert): Likewise.
12562 (make_constraint_from_heapvar): Allow multiple heap variables
12563 per decl at different offsets.
12564 (init_alias_heapvars): Adjust.
12566 2009-08-04 David Daney <ddaney@caviumnetworks.com>
12568 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
12569 * mips_output_sync_loop (mips_output_sync_loop): Only emit
12570 trailing sync if TARGET_SYNC_AFTER_SC.
12572 2009-08-05 David Daney <ddaney@caviumnetworks.com>
12574 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
12575 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
12576 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
12577 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
12578 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
12579 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
12580 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12581 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
12582 test_and_set_12): Rewrite calls to mips_output_sync_loop.
12583 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
12584 the prototype declaration match the definition.
12585 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
12586 instructions explicitly. Add barrier_before and operands
12588 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
12589 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
12590 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
12591 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
12592 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
12593 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
12595 2009-08-05 Andrew Pinski <pinskia@gmail.com>
12597 * tree-ssa-alias.c: Fix intervals to use [) syntax.
12599 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
12600 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
12603 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
12606 2009-08-05 Jakub Jelinek <jakub@redhat.com>
12608 PR rtl-optimization/40924
12609 * dse.c (canon_address): Before calling cselib_expand_value_rtx
12610 make sure canon_rtx (mem_address) isn't simpler than
12611 canon_rtx (expanded_mem_address).
12613 2009-08-05 Li Feng <nemokingdom@gmail.com>
12615 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
12616 for each poly_bb_p.
12617 (build_scop_drs): Build alias set for each SCoP.
12619 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
12621 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
12622 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
12623 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
12624 (MIPS_ARCH_FLOAT_SPEC): Likewise.
12625 (BASE_DRIVER_SELF_SPECS): Likewise.
12627 2009-08-04 Andrew Pinski <pinskia@gmail.com>
12629 * tree-ssa-alias.c: Fix some comment typos.
12631 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
12633 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
12634 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
12636 2009-08-03 Janis Johnson <janis187@us.ibm.com>
12639 * simplify-rtx.c (simplify_binary_operation_1): Disable
12640 simplifications for decimal float operations.
12642 2009-08-03 Jakub Jelinek <jakub@redhat.com>
12644 PR middle-end/40943
12645 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
12646 operand of INDIRECT_REF.
12648 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
12650 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
12651 constants referencing TLS symbols.
12653 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
12655 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
12656 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
12658 2009-08-03 Richard Guenther <rguenther@suse.de>
12660 * tree.c (make_vector_type): Build a main variant first,
12661 get the canonical one and then build the variant.
12662 * tree-ssa.c (useless_type_conversion_p_1): Handle
12664 (useless_type_conversion_p): Conversions to pointers to
12665 incomplete record types are useless.
12667 2009-08-03 Richard Guenther <rguenther@suse.de>
12669 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
12670 file will be created.
12671 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
12672 * toplev.c (compile_file): Adjust comment.
12674 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
12676 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
12677 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
12678 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12679 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12680 (sh_promote_function_mode): Fix typo.
12682 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
12684 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
12686 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12688 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
12689 declaration arguments.
12691 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
12693 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
12694 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
12695 (ix86_split_ashl): Ditto.
12696 (ix86_expand_vector_init_one_nonzero): Ditto.
12697 (ix86_expand_vector_set): Ditto.
12698 (ix86_expand_reduc_v4sf): Ditto.
12700 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
12702 * explow.c (promote_function_mode): Remove assert.
12703 * config/sh/sh.c (sh_promote_function_mode): Declare.
12705 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12707 * config/pa/pa.c (pa_promote_function_mode): Declare.
12708 Change to static. Fix promote_mode call.
12710 * gthr-dce.h (CONST_CAST2): Define if not defined.
12711 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
12713 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
12715 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
12717 * expr.c (store_constructor): Use promote_decl_mode. Remove
12718 now write-only variable unsignedp.
12719 (expand_expr_real_1): Use promote_decl_mode.
12720 * expr.h (promote_function_mode, promote_decl_mode): New.
12721 (promote_mode): Remove last argument.
12722 * function.c (assign_temp): Drop last argument of promote_mode.
12723 (assign_parm_find_data_types): Use promote_function_mode.
12724 (assign_parm_setup_reg): Likewise.
12725 (expand_function_end): Use promote_function_mode.
12726 * calls.c (initialize_argument_information): Use promote_function_mode.
12727 (precompute_arguments): Use promote_mode instead of checking if
12728 only PROMOTE_FUNCTION_MODE is defined.
12729 (expand_call): When making sibcall decisions, use promote_function_mode.
12730 Below, remove an if for targetm.calls.promote_function_return and
12731 and use promote_function_mode.
12732 (emit_library_call_value_1): Use promote_function_mode, fix bug
12733 where promote_mode was passed FOR_CALL == 0 for a return value in an
12735 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
12736 * explow.c (promote_function_mode, promote_decl_mode): New.
12737 (promote_mode): Keep only the FOR_CALL == 0 case.
12738 * combine.c (setup_incoming_promotion): Remove test of
12739 promote_function_args. Use promote_function_mode.
12740 * stmt.c (expand_value_return): Use promote_decl_mode.
12741 (expand_decl): Use promote_decl_mode.
12743 * expr.c (store_constructor): Use promote_decl_mode. Remove
12744 now write-only variable unsignedp.
12745 (expand_expr_real_1): Use promote_decl_mode.
12746 * expr.h (promote_function_mode, promote_decl_mode): New.
12747 (promote_mode): Remove last argument.
12748 * function.c (assign_temp): Drop last argument of promote_mode.
12749 (assign_parm_find_data_types): Use promote_function_mode.
12750 (assign_parm_setup_reg): Likewise.
12751 (expand_function_end): Use promote_function_mode.
12752 * calls.c (initialize_argument_information): Use promote_function_mode.
12753 (precompute_arguments): Use promote_mode instead of checking if
12754 only PROMOTE_FUNCTION_MODE is defined.
12755 (expand_call): When making sibcall decisions, use promote_function_mode.
12756 Below, remove an if for targetm.calls.promote_function_return and
12757 and use promote_function_mode.
12758 (emit_library_call_value_1): Use promote_function_mode, fix bug
12759 where promote_mode was passed FOR_CALL == 0 for a return value in an
12761 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
12762 * explow.c (promote_function_mode, promote_decl_mode): New.
12763 (promote_mode): Keep only the FOR_CALL == 0 case.
12764 * combine.c (setup_incoming_promotion): Remove test of
12765 promote_function_args. Use promote_function_mode.
12766 * stmt.c (expand_value_return): Use promote_decl_mode.
12767 (expand_decl): Use promote_decl_mode.
12769 * explow.c (promote_function_mode): Just call the target hook.
12770 * targhooks.c (default_promote_function_mode,
12771 default_promote_function_mode_always_promote): New.
12772 * targhooks.h (default_promote_function_mode,
12773 default_promote_function_mode_always_promote): Declare.
12774 * target.h (promote_function_args, promote_function_return): Remove.
12775 (promote_function_mode): New.
12776 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
12777 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12778 (TARGET_PROMOTE_FUNCTION_MODE): New.
12779 (TARGET_CALLS): Adjust.
12780 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
12781 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
12783 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
12784 * config/s390/s390.c (s390_promote_function_mode): ... here,
12785 with pointer handling.
12786 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12787 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12789 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
12790 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
12791 with pointer handling.
12792 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12793 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12795 * config/sh/sh-protos.h (sh_promote_function_mode): New.
12796 * config/sh/sh.c (sh_promote_function_mode): New.
12797 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12798 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12800 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
12801 * config/cris/cris.c (cris_promote_function_mode): ... here.
12802 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12803 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12805 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
12806 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
12807 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12808 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12810 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
12811 * config/arm/arm.c (arm_promote_function_mode): ... here, without
12812 complex type handling.
12813 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12814 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12816 * config/pa/pa.c (pa_promote_function_mode): New.
12817 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12818 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12820 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
12821 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12822 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
12823 * config/xtensa/xtensa.c: Likewise.
12824 * config/stormy16/stormy16.c: Likewise.
12825 * config/iq2000/iq2000.c: Likewise.
12826 * config/rs6000/rs6000.c: Likewise.
12827 * config/picochip/picochip.c: Likewise.
12828 * config/arc/arc.c: Likewise.
12829 * config/mcore/mcore.c: Likewise.
12830 * config/score/score.c: Likewise.
12831 * config/mips/mips.c: Likewise.
12832 * config/bfin/bfin.c: Likewise.
12833 * config/ia64/ia64.c: Likewise (disabled though).
12835 * config/frv/frv.h: Remove pointless remark.
12837 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
12838 TARGET_PROMOTE_FUNCTION_ARGS,
12839 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
12840 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
12842 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
12844 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
12845 -floop-parallelize-all.
12846 * toplev.c (process_options): Rename flag_graphite_force_parallel to
12847 flag_loop_parallelize_all.
12848 * tree-ssa-loop.c (gate_graphite_transforms): Same.
12849 * graphite.c (graphite_transform_loops): Same.
12850 * common.opt: Same.
12851 * graphite-poly.c (apply_poly_transforms): Same.
12853 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
12855 PR tree-optimization/40914
12856 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
12857 if set, then check the delta field of the PMF record.
12858 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
12859 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
12860 call is stored in the delta.
12862 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
12864 * config/mips/mips.md (*clear_upper32_dext): New pattern.
12866 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
12868 * config/i386/bsd.h (ASM_BYTE): New define.
12869 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
12870 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
12871 .byte. Use fputs or putc instead of fprintf where appropriate.
12872 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
12873 fputs or putc instead of fprintf where appropriate.
12874 * config/i386/i386elf.h: Ditto.
12875 * config/i386/sysv4.h: Ditto.
12877 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
12878 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
12879 (*tls_global_dynamic_64): Ditto.
12881 2009-07-31 Christian Bruel <christian.bruel@st.com>
12883 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
12885 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12887 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
12888 Remove dead code for MINUS.
12890 2009-07-31 Anthony Green <green@moxielogic.com>
12892 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
12894 (moxie_expand_epilogue): Ditto for epilogue.
12895 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
12896 incoming arguments.
12897 (moxie_function_arg): Ditto.
12898 (moxie_pass_by_reference): Ditto.
12899 (moxie_arg_partial_bytes): Ditto.
12900 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
12901 (FUNCTION_ARG_ADVANCE) Ditto.
12902 (REG_PARM_STACK_SPACE) Ditto.
12903 (FUNCTION_ARG_REGNO_P) Dito.
12905 * config.gcc: Add moxie linux config support.
12906 * gcc/config/moxie/uclinux.h: New file.
12908 2009-07-31 DJ Delorie <dj@redhat.com>
12910 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
12911 (UNSPECV_SP_SWITCH_E): New.
12912 (sp_switch_1): Change to an unspec.
12913 (sp_switch_2): Change to an unspec. Don't use post-inc when we
12915 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
12916 reference the new stack's address
12918 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12920 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
12921 graphite-clast-to-gimple.o, graphite-dependences.o,
12922 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
12923 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
12924 (graphite-blocking.o,
12925 graphite-clast-to-gimple.o, graphite-dependences.o,
12926 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
12927 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
12928 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
12929 * cfgloop.h (struct loop): Add can_be_parallel field.
12930 * common.opt (fgraphite-identity): Moved up.
12931 (fgraphite-force-parallel): New flag.
12932 * graphite.c: Rewrite.
12933 * graphite.h: Rewrite.
12934 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
12936 * toplev.c (graphite_out_file): New file descriptor.
12937 (graphite_in_file): New.
12938 (process_options): flag_graphite_force_parallel cannot be used without
12940 * tree-ssa-loop.c: Include toplev.h.
12941 (gate_graphite_transforms): Enable flag_graphite for
12942 flag_graphite_force_parallel.
12944 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12946 * ChangeLog.graphite: New.
12947 * graphite-blocking.c: New.
12948 * graphite-clast-to-gimple.c: New.
12949 * graphite-clast-to-gimple.h: New.
12950 * graphite-dependences.c: New.
12951 * graphite-dependences.h: New.
12952 * graphite-interchange.c: New.
12953 * graphite-poly.c: New.
12954 * graphite-poly.h: New.
12955 * graphite-ppl.c: New.
12956 * graphite-ppl.h: New.
12957 * graphite-scop-detection.c: New.
12958 * graphite-scop-detection.h: New.
12959 * graphite-sese-to-poly.c: New.
12960 * graphite-sese-to-poly.h: New.
12964 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12966 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
12967 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
12969 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12971 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
12972 (scev_is_linear_expression): Return false if the evolution is not
12973 affine multivariate.
12975 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12977 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
12978 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
12980 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12982 * tree-data-ref.c (debug_data_references): New.
12983 (debug_data_reference): New.
12984 * tree-data-ref.h (debug_data_references): Declared.
12985 (debug_data_reference): Declared.
12987 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12989 * tree-data-ref.c (stmt_simple_memref_p: Removed.
12990 * tree-data-ref.h (scop_p): Removed.
12991 (struct data_reference): Remove field scop.
12992 (DR_SCOP): Removed.
12993 (stmt_simple_memref_p): Removed.
12995 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12997 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
12998 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
13001 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13003 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
13005 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13007 * doc/invoke.texi (-fgraphite-identity): Documented.
13009 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13011 * tree-scalar-evolution.c: Fix comment.
13012 (instantiate_scev_1): Return unknow from scev instantiation if the
13013 result is not above instantiate_below.
13015 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13017 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
13018 static anymore. Instantiate the symbols that may have been introduced
13020 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
13023 2009-07-30 DJ Delorie <dj@redhat.com>
13025 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
13026 .vliw directive to VLIW sections.
13028 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13030 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
13032 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
13033 (AUTOHEADER): New variable.
13034 ($(srcdir)/cstamp-h.in): Use it.
13036 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
13037 Pat Haugen <pthaugen@us.ibm.com>
13038 Revital Eres <ERES@il.ibm.com>
13040 * config/rs6000/vector.md (VEC_F): Add VSX support.
13043 (mov<mode>): Ditto.
13044 (vector_load_<mode>): Ditto.
13045 (vector_store_<mode>): Ditto.
13046 (vector GPR move split): Ditto.
13047 (vec_reload_and_plus_<mptrsize>): Ditto.
13048 (vec_reload_and_reg_<mptrsize>): Ditto.
13049 (add<mode>3): Ditto.
13050 (sub<mode>3): Ditto.
13051 (mul<mode>3): Ditto.
13052 (neg<mode>2): Ditto.
13053 (abs<mode>2): Ditto.
13054 (smin<mode>3): Ditto.
13055 (smax<mode>3): Ditto.
13056 (vector_eq<mode>): Ditto.
13057 (vector_gt<mode>): Ditto.
13058 (vector_ge<mode>): Ditto.
13059 (vector_gtu<mode>): Ditto.
13060 (vector_select_<mode>_uns): Ditto.
13061 (vector_eq_<mode>_p): Ditto.
13062 (vector_gt_<mode>_p): Ditto.
13063 (vector_ge_<mode>_p): Ditto.
13064 (vector_gtu_<mode>_p): Ditto.
13065 (cr6_test_for_zero): Ditto.
13066 (cr6_test_for_zero_reverse): Ditto.
13067 (cr6_test_for_lt): Ditto.
13068 (cr6_test_for_lt_reverse): Ditto.
13069 (xor<mode>3): Ditto.
13070 (ior<mode>3): Ditto.
13071 (and<mode>3): Ditto.
13072 (one_cmpl<mode>2): Ditto.
13073 (nor<mode>2): Ditto.
13074 (andc<mode>2): Ditto.
13075 (float<VEC_int<mode>2): Ditto.
13076 (unsigned_float<VEC_int><mode>2): Ditto.
13077 (fix_trunc<mode><VEC_int>2): Ditto.
13078 (fixuns_trunc<mode><VEC_int>2): Ditto.
13080 (vec_set<mode>): Ditto.
13081 (vec_extract<mode>): Ditto.
13082 (vec_interleave_highv4sf): Ditto.
13083 (vec_interleave_lowv4sf): Ditto.
13084 (vec_realign_load_<mode>): Ditto.
13085 (vec_shl_<mode>): Ditto.
13086 (vec_shr_<mode>): Ditto.
13087 (div<mode>3): New patterns for VSX.
13088 (vec_interleave_highv2df): Ditto.
13089 (vec_interleave_lowv2df): Ditto.
13090 (vec_pack_trunc_v2df): Ditto.
13091 (vec_pack_sfix_trunc_v2df): Ditto.
13092 (vec_pack_ufix_trunc_v2df): Ditto.
13093 (vec_unpacks_hi_v4sf): Ditto.
13094 (vec_unpacks_lo_v4sf): Ditto.
13095 (vec_unpacks_float_hi_v4si): Ditto.
13096 (vec_unpacks_float_lo_v4si): Ditto.
13097 (vec_unpacku_float_hi_v4si): Ditto.
13098 (vec_unpacku_float_lo_v4si): Ditto.
13099 (movmisalign<mode>): Ditto.
13100 (vector_ceil<mode>2): New patterns for vectorizing math library.
13101 (vector_floor<mode>2): Ditto.
13102 (vector_btrunc<mode>2): Ditto.
13103 (vector_copysign<mode>3): Ditto.
13105 * config/rs6000/predicates.md (easy_vector_constant_msb): New
13106 predicate for setting the high bit in each word, used for copysign.
13108 * config/rs6000/ppc-asm.h (f19): Whitespace.
13109 (f32-f63): Define if VSX.
13110 (v0-v31): Define if Altivec.
13111 (vs0-vs63): Define if VSX.
13113 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
13115 * config/rs6000/power7.md: New file, provide tuning parameters for
13118 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
13119 (rs6000_cpu_cpp_builtins): Ditto.
13120 (altivec_overloaded_builtins): Ditto.
13121 (altivec_resolve_overloaded_builtin): Ditto.
13123 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
13124 debug switch to disable vectorizing simple math builtin
13127 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
13128 Vectorize simple math builtin functions.
13129 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
13130 hook to vectorize math builtins.
13131 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
13132 (rs6000_builtin_conversion): Add VSX/power7 support.
13133 (rs6000_builtin_vec_perm): Ditto.
13134 (vsplits_constant): Add support for loading up a vector constant
13135 with just the high bit set in each part.
13136 (rs6000_expand_vector_init): Add VSX/power7 support.
13137 (rs6000_expand_vector_set): Ditto.
13138 (rs6000_expand_vector_extract): Ditto.
13139 (rs6000_emit_move): Ditto.
13140 (bdesc_3arg): Ditto.
13141 (bdesc_2arg): Ditto.
13142 (bdesc_1arg): Ditto.
13143 (rs6000_expand_ternop_builtin): Ditto.
13144 (altivec_expand_builtin): Ditto.
13145 (rs6000_expand_unop_builtin): Ditto.
13146 (rs6000_init_builtins): Ditto.
13147 (altivec_init_builtins): Ditto.
13148 (builtin_function_type): Ditto.
13149 (rs6000_common_init_builtins): Ditto.
13150 (rs6000_handle_altivec_attribute); Ditto.
13151 (rs6000_mangle_type): Ditto.
13152 (rs6000_vector_mode_supported_p): Ditto.
13153 (rs6000_mode_dependent_address): Altivec addresses with AND -16
13154 are mode dependent.
13156 * config/rs6000/vsx.md: New file for VSX support.
13158 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
13159 identifing values with just the most significant bit set.
13160 (enum rs6000_builtins): Add builtins for VSX. Add simple math
13161 vectorized builtins.
13163 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
13164 (UNSPEC_VRFIM): Delete.
13165 (splitter for loading up vector with most significant bit): New
13166 splitter for vectorizing copysign.
13167 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
13168 vectorizing simple math functions.
13169 (altivec_vrfip): Add support for vectorizing simple math functions.
13170 (altivec_vrfim): Ditto.
13171 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
13173 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
13174 (power7.md, vsx.md): Include for power7 support.
13175 (copysigndf3): Use VSX instructions if -mvsx.
13176 (negdf2_fpr): Ditto.
13177 (absdf2_fpr): Ditto.
13178 (nabsdf2_fpr): Ditto.
13179 (adddf3_fpr): Ditto.
13180 (subdf3_fpr): Ditto.
13181 (muldf3_fpr): Ditto.
13182 (divdf3_fpr): Ditto.
13183 (fix_truncdfdi2_fpr): Ditto.
13184 (cmpdf_internal1): Ditto.
13185 (fred, fred_fpr): Convert into expander/insn to add VSX support.
13186 (btruncdf2, btruncdf2_fpr): Ditto.
13187 (ceildf2, ceildf2_fpr): Ditto.
13188 (floordf2, floordf2_fpr): Ditto.
13189 (floatdidf2, floatdidf2_fpr): Ditto.
13190 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
13191 (fmsubdf4_fpr): Ditto.
13192 (fnmadddf4_fpr_1): Ditto.
13193 (fnmadddf4_fpr_2): Ditto.
13194 (fnmsubdf4_fpr_1): Ditto.
13195 (fnmsubdf4_fpr_2): Ditto.
13196 (fixuns_truncdfdi2): Add expander for VSX support.
13197 (fix_truncdfdi2): Ditto.
13198 (fix_truncdfsi2): Ditto.
13199 (ftruncdf2): Ditto.
13200 (btruncsf2): Whitespace.
13201 (movdf_hardfloat32): Add support for VSX registers.
13202 (movdf_softfloat32): Ditto.
13203 (movdf_hardfloat64): Ditto.
13204 (movdf_hardfloat64_mfpgpr): Ditto.
13205 (movdf_softfloat64): Ditto.
13206 (movti splitters): Add check for vector registers supporting
13207 TImode in the future.
13208 (bpermd): Add power7 bpermd instruction.
13210 * config/rs6000/altivec.h (vec_div): Define if VSX.
13213 (vec_nmadd): Ditto.
13214 (vec_nearbyint): Ditto.
13217 (all predicates): Use the generic builtin function, and not the V4SF
13218 specific function so that the predicates will work with VSX's V2DF.
13219 (vec_all_*): Ditto.
13220 (vec_any_*): Ditto.
13222 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
13223 Document new VSX functions and types.
13225 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
13228 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
13229 "wa", and "j" constraints. Modify "v" to talk about Altivec
13230 instead of just vector.
13232 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
13235 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
13236 location for phi arguments.
13237 (rewrite_update_phi_arguments): Find locations for reaching defs.
13238 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13239 Add location to add_phi_arg calls.
13240 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
13241 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
13242 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
13243 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
13244 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
13245 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
13246 * tree-phinodes.c (make_phi_node): Initialize location.
13247 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
13248 (add_phi_arg): Add location parameter.
13249 (remove_phi_arg_num): Move location when moving phi argument.
13250 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
13252 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
13253 slpeel_update_phi_nodes_for_guard1,
13254 slpeel_update_phi_nodes_for_guard2,
13255 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
13256 vect_loop_versioning): Set locations.
13257 * tree-parloops.c (create_phi_for_local_result,
13258 transform_to_exit_first_loop, create_parallel_loop): Add locations.
13259 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
13260 * tree-vect-loop.c (get_initial_def_for_induction,
13261 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
13263 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
13264 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
13265 (gimple_phi_arg_set_location): New. Set locus.
13266 (gimple_phi_arg_has_location): New. Check for locus.
13267 (redirect_edge_var_map_location): New. Return locus from var_map.
13268 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
13269 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
13270 combining PHI arguments.
13271 (cond_store_replacement): Set location.
13272 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
13273 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
13274 scop_add_exit_phis_edge): Add locations.
13275 * tree-cfgcleanup.c (remove_forwarder_block,
13276 remove_forwarder_block_with_phi): Add locations.
13277 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
13278 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
13280 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
13281 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
13282 flush_pending_stmts): Add source location.
13283 * lambda-code.c (perfect_nestify): Maintain location stack with argument
13284 stack to preserve locations.
13285 * tree-vect-stmts.c (vectorizable_load): Add location.
13286 * tree-inline.c (copy_phis_for_bb): Copy locus.
13287 (setup_one_parameter): Add call locus to inlined parameter stmts.
13288 (initialize_inlined_parameters): Pass in call location as parameter
13290 (tree_function_versioning): Pass location to setup_one_parameter.
13291 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
13292 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
13293 copy and edge lists.
13294 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
13295 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
13296 locus parameter and override the stmt default if provided.
13297 (new_elim_graph, clear_elim_graph, delete_elim_graph,
13298 elim_graph_add_edge, elim_graph_remove_succ_edge,
13299 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
13300 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
13301 eliminate_phi): Add locus info in elimination graph for each edge and
13303 (insert_backedge_copies): Copy locus if present.
13304 * tree-flow.h (struct _edge_var_map): Add locus field.
13305 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
13306 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
13307 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
13309 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
13311 2009-07-30 Martin Jambor <mjambor@suse.cz>
13313 PR tree-optimization/40570
13314 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
13315 use inlining loops.
13317 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
13319 * ssa-loop-manip.c: Include langhooks.h.
13320 (rewrite_phi_with_iv): New.
13321 (rewrite_all_phi_nodes_with_iv): New.
13322 (canonicalize_loop_ivs): Move here from tree-parloops.c.
13323 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
13324 * tree-parloops.c (loop_parallel_p): Move out all conditions
13325 except dependency check.
13326 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
13327 (gen_parallel_loop): Call canonicalize_loop_ivs without
13328 reduction_list argument.
13329 (build_new_reduction): New.
13330 (gather_scalar_reductions): New.
13331 (try_get_loop_niter): New.
13332 (try_create_reduction_list): New.
13333 (parallleize_loops): Change the parallel conditions check.
13334 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
13335 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
13337 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
13339 * opt-functions.awk (opt_args): Allow argument to be enclosed in
13341 * doc/options.texi (Option properties): Mention new quoting syntax.
13343 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13345 * config/alpha/alpha.c (alpha_start_function):
13346 Handle VMS_DEBUG_MAIN_POINTER
13347 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
13348 * doc/invoke.texi: Document -mdebug-main switch.
13350 2009-07-29 Richard Henderson <rth@redhat.com>
13352 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
13353 (cgraph_create_edge_including_clones): Likewise.
13354 * tree-inline.c (copy_bb): Operate on the correct edges
13355 when updating the callgraph.
13357 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13359 * config/alpha/vms-cc.c: Deleted.
13360 * config/alpha/vms-ld.c: Deleted.
13361 * config/alpha/t-vms64: Moved to config/vms
13362 * config/alpha/vms-crt0-64.c: Moved to config/vms
13363 * config/alpha/vms-crt0.c: Moved to config/vms
13364 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
13365 * config/alpha/vms-psxcrt0.c: Moved to config/vms
13366 * config/alpha/xm-vms.h: Moved to config/vms
13367 * config/alpha/x-vms: Moved to config/vms
13368 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
13370 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
13371 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
13373 * config/vms/t-vms64: Moved here from config/alpha
13374 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
13375 (argc,argv,envp): Enforce 32bit malloc'ing.
13376 * config/vms/vms-psxcrt0-64.c: Likewise.
13377 * config/vms/vms-crt0.c: Moved here from config/alpha.
13378 * config/vms/vms-psxcrt0.c: Likewise.
13379 * config/vms/vms-crtl-64.h: New file.
13380 * config/vms/vms-crtl.h: New file.
13381 * config/vms/vms.opt: New file.
13382 * config/vms/xm-vms64.h: New file.
13383 * config/vms/xm-vms.h: Moved here from config/alpha.
13384 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
13386 * config/vms/x-vms: Moved here from config/alpha.
13387 (version, VMS_EXTRA_PARTS): Moved to t-vms.
13388 (vms-ld.o, vms-cc.o): Removed.
13389 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
13391 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13393 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
13394 correct stack (obvious VMS fix).
13396 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13398 * dwarf2out.c (output_file_names): Output VMS style file name, size,
13399 date, version info if VMS_DEBUGGING_INFO defined.
13400 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
13401 size, date calculating code moved here.
13403 2009-07-29 Paul Brook <paul@codesourcery.com>
13405 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
13408 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
13411 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
13412 to DImode when generating insq_le insn.
13414 2009-07-28 Douglas B Rupp <rupp@gnat.com>
13416 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
13417 New macro set for VMS_DEBUGGGING_INFO.
13418 (AT_string_form): Use it.
13420 2009-07-28 DJ Delorie <dj@redhat.com>
13422 * config/mep/mep.c (vtext_section): New.
13423 (vftext_section): New.
13424 (ftext_section): New.
13425 (mep_select_section): Add support for functions.
13426 (mep_unique_section): Likewise.
13427 (mep_asm_init_sections): Likewise.
13428 (mep_encode_section_info): Remove it from here.
13430 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
13432 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
13434 * tree.h (TREE_DEPRECATED): Document it is used for types too.
13435 (TYPE_VECTOR_OPAQUE): Use default_def_flag
13437 2009-07-28 Douglas B Rupp <rupp@gnat.com>
13439 * dwarf2out.c (output_file_names): Test new macro
13440 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
13441 (add_comp_dir_attribute): Likewise.
13443 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
13445 * config/i386/mingw-w64.h (LINK_SPEC): Add
13446 separating space between commands.
13448 2009-07-28 Jan Hubicka <jh@suse.cz>
13450 PR tree-optimization/40759
13451 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
13454 2009-07-27 DJ Delorie <dj@redhat.com>
13456 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
13457 types are dword-aligned.
13458 (mep_expand_va_start): Likewise.
13460 2009-07-27 Olivier Hainque <hainque@adacore.com>
13461 Douglas B Rupp <rupp@gnat.com>
13463 * convert.c (convert_to_pointer): Don't assume the target
13464 pointer type is POINTER_SIZE long. Fetch its precision instead.
13466 2009-07-27 Douglas B Rupp <rupp@gnat.com>
13468 * system.h (fopen): Undefine if macro.
13470 2009-07-27 Jakub Jelinek <jakub@redhat.com>
13472 * dwarf2out.c (output_cfi_p): Removed.
13473 (output_cfis): New function.
13474 (output_fde): New function, split from output_call_frame_info.
13475 (output_call_frame_info): Use it.
13476 (dwarf2out_switch_text_section): Use output_cfis.
13478 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
13480 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
13481 TARGET_BI_ARCH is specified without enabling SJLJ.
13482 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
13483 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
13485 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
13487 * arm.md (negdi2): Use DImode if forcing a value into a register.
13489 2009-07-26 Ira Rosen <irar@il.ibm.com>
13491 PR tree-optimization/40801
13492 * tree-vect-stmts.c (vectorizable_call): Get previous copy
13493 of vector operand from the previous copy of vector statement.
13494 Pass the correct definition type value to
13495 vect_get_vec_def_for_stmt_copy().
13497 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13499 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
13500 const char ** conversion.
13502 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13504 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
13505 fancy_abort() if !ENABLE_ASSERT_CHECKING.
13506 (gcc_unreachable): Invoke __builtin_unreachable() if
13507 !ENABLE_ASSERT_CHECKING.
13509 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13511 PR rtl-optimization/40445
13512 * emit-rtl.c (next_nonnote_insn_bb): New function.
13513 * rtl.h (next_nonnote_insn_bb): Declare new function.
13514 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
13515 with no successors that is the successor of the ENTRY_BLOCK.
13516 Continue from the top after removing an empty fallthrough block.
13517 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
13518 of next_nonnote_insn.
13520 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13522 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
13524 2009-07-25 Martin Jambor <mjambor@suse.cz>
13526 * c-common.c (c_common_attribute_table): New element for noclone.
13527 (handle_noclone_attribute): New function. Forward-declare.
13528 * tree-inline.c (tree_versionable_function_p): Check for noclone
13530 * doc/extend.texi (Labels as Values): Document need for noclone.
13531 (Function Attributes): Document noclone attribute.
13533 2009-07-25 Jakub Jelinek <jakub@redhat.com>
13535 PR rtl-optimization/34999
13536 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
13537 and dw_fde_switched_cold_to_hot fields.
13538 (output_cfi_p): New function.
13539 (output_call_frame_info): If fde->dw_fde_switched_sections,
13540 output 2 FDEs instead of one with corrupted header.
13541 (dwarf2out_do_cfi_startproc): New function.
13542 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
13543 and fde->dw_fde_switched_cold_to_hot.
13544 (dwarf2out_switch_text_section): Compute
13545 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
13546 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
13547 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
13548 Otherwise, compute fde->dw_fde_switch_cfi.
13550 2009-07-24 Cary Coutant <ccoutant@google.com>
13552 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
13554 2009-07-24 Cary Coutant <ccoutant@google.com>
13556 * cfghooks.c (split_block): Copy discriminator to new block.
13557 * tree-cfg.c (assign_discriminator): Check location of last
13558 instruction in block as well as first.
13560 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
13562 * config/i386/linux.c: Use fputs or putc instead of fprintf
13564 * config/i386/gas.h: Ditto.
13565 * config/i386/x86-64.h: Ditto.
13566 * config/i386/att.h: Ditto.
13568 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13570 * expmed.c (emit_store_flag): Use a recursive call to optimize the
13573 2009-07-24 Martin Jambor <mjambor@suse.cz>
13575 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
13576 (ipa_push_func_to_list_1): Declare.
13577 (ipa_push_func_to_list): New function.
13579 * ipa-prop.c (ipa_push_func_to_list_1): New function.
13580 (ipa_init_func_list): Call ipa_push_func_to_list_1.
13581 (ipa_push_func_to_list): Removed.
13582 (ipa_pop_func_from_list): Clear node_enqueued flag.
13584 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
13586 * config/s390/s390.c (override_options): Default
13587 max-unrolled-insns to 100 for z10 tuning.
13589 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
13591 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
13592 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
13593 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
13594 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
13595 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
13596 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
13597 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
13599 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
13601 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
13602 use default set in mingw32.h header.
13603 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
13604 64-bit /mingw/include path.
13605 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
13608 2009-07-23 Neil Vachharajani <nvachhar@google.com>
13610 PR rtl-optimization/40209
13611 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
13613 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
13615 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
13616 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
13617 with the rest of string where appropriate. Use fputs or putc
13618 instead of fprintf where appropriate.
13620 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
13621 Pat Haugen <pthaugen@us.ibm.com>
13622 Revital Eres <ERES@il.ibm.com>
13624 * config/rs6000/vector.md: New file. Move most of the vector
13625 expander support here from altivec.md to allow for the VSX vector
13626 unit in the future. Add support for secondary_reload patterns.
13627 Rewrite the patterns for vector comparison, and vector comparison
13628 predicate instructions so that the RTL expresses the desired
13629 behavior, instead of using unspec.
13631 * config/rs6000/constraints.md ("f" constraint): Use
13632 rs6000_constraints to hold the precalculated register class.
13633 ("d" constraint): Ditto.
13634 ("wd" constraint): New constraint for VSX.
13635 ("wf" constraint): Ditto.
13636 ("ws" constraint): Ditto.
13637 ("wa" constraint): Ditto.
13638 ("wZ" constraint): Ditto.
13639 ("j" constraint): Ditto.
13641 * config/rs6000/predicates.md (vsx_register_operand): New
13643 (vfloat_operand): New predicate for vector.md.
13644 (vint_operand): Ditto.
13645 (vlogical_operand): Ditto.
13646 (easy_fp_constant): If VSX, 0.0 is an easy constant.
13647 (easy_vector_constant): Add VSX support.
13648 (altivec_indexed_or_indirect_operand): New predicate for
13649 recognizing Altivec style memory references with AND -16.
13651 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
13652 for vector secondary reload support.
13653 (rs6000_vector_reg_class): Delete, replacing it with
13654 rs6000_constraints.
13655 (rs6000_vsx_reg_class): Ditto.
13656 (rs6000_constraints): New array to hold the register classes of
13657 each of the register constraints that can vary at runtime.
13658 (builtin_mode_to_type): New static array for builtin function type
13660 (builtin_hash_table): New static hash table for builtin function
13662 (TARGET_SECONDARY_RELOAD): Define target hook.
13663 (TARGET_IRA_COVER_CLASSES): Ditto.
13664 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
13665 registers are 128 bits if VSX memory reference instructions are used.
13666 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
13667 unit is being used.
13668 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
13669 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
13670 Print several of the scheduling related parameters.
13671 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
13672 rs6000_constraints instead of rs6000_vector_reg_class. Move
13673 -mdebug=reg code to rs6000_debug_reg_global. Add support for
13674 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
13675 Altivec. Add VSX support. Setup for secondary reload support on
13676 Altivec/VSX registers.
13677 (rs6000_override_options): Make power7 set the scheduling groups
13678 like the power5. Add support for new debug switches to override
13679 the scheduling defaults. Temporarily disable -mcpu=power7 from
13680 setting -mvsx. Add support for debug switches -malways-hint,
13681 -msched-groups, and -malign-branch-targets.
13682 (rs6000_buitlin_conversion): Add support for returning unsigned
13683 vector conversion functions to fix regressions due to stricter
13685 (rs6000_builtin_mul_widen_even): Ditto.
13686 (rs6000_builtin_mul_widen_odd): Ditto.
13687 (rs6000_builtin_vec_perm): Ditto.
13688 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
13689 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
13690 to zero a register.
13691 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
13692 generated upstream.
13693 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
13694 VSX types for bit operations. Changes to accomidate vector.md.
13695 (bdesc_2arg): Ditto.
13696 (bdesc_1arg): Ditto.
13697 (struct builtin_description_predicates): Rewrite predicate
13698 handling so that RTL describes the operation, instead of passing
13699 the instruction to be used as a string argument.
13700 (bdesc_altivec_preds): Ditto.
13701 (altivec_expand_predicate_builtin): Ditto.
13702 (altivec_expand_builtin): Ditto.
13703 (rs6000_expand_ternop_builtin): Use a switch instead of an if
13704 statement for vsldoi support.
13705 (altivec_expand_ld_builtin): Change to use new names from vector.md.
13706 (altivec_expand_st_builtin): Ditto.
13707 (paired_expand_builtin): Whitespace changes.
13708 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
13709 builtin_mode_to_type table for secondary reload. Call
13710 builtin_function_type to build random builtin functions.
13711 (altivec_init_builtins): Change to use builtin_function_type to
13712 create builtin function types dynamically as we need them.
13713 (builtin_hash_function): New support for hashing the tree types
13714 for builtin function as we need it, rather than trying to build
13715 all of the trees that we need. Add initial preliminary VSX support.
13716 (builtin_function_type): Ditto.
13717 (builtin_function_eq): Ditto.
13718 (builtin_hash_struct): Ditto.
13719 (rs6000_init_builtins): Ditto.
13720 (rs6000_common_init_builtins): Ditto.
13721 (altivec_init_builtins): Ditto.
13722 (rs6000_common_init_builtins): Ditto.
13723 (enum reload_reg_type): New enum for simplifing reg classes.
13724 (rs6000_reload_register_type): Simplify register classes into GPR,
13725 Vector, and other registers. Altivec and VSX addresses in reload.
13726 (rs6000_secondary_reload_inner): Ditto.
13727 (rs6000_ira_cover_classes): New target hook, that returns the
13728 appropriate cover classes, based on -mvsx being used or not.
13729 (rs6000_secondary_reload_class): Add VSX support.
13730 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
13731 (get_vsel_insn): Ditto.
13732 (rs6000_emit_vector_compare): Rewrite vector conditional support
13733 so that where we can, we use RTL operators, instead of blindly use
13735 (rs6000_emit_vector_select): Ditto.
13736 (rs6000_emit_vector_cond_expr): Ditto.
13737 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
13738 (create_TOC_reference): Add -mdebug=addr support.
13739 (emit_frame_save): VSX loads/stores need register indexed addressing.
13741 * config/rs6000/rs6000.md: Include vector.md.
13743 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
13745 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13746 support for V2DI, V2DF in logical, permute, select operations.
13748 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
13749 switch for vsx/power7.
13750 (-mvsx-scalar-memory): Ditto.
13751 (-mvsx-align-128): Ditto.
13752 (-mallow-movmisalign): Ditto.
13753 (-mallow-df-permute): Ditto.
13754 (-msched-groups): Ditto.
13755 (-malways-hint): Ditto.
13756 (-malign-branch-targets): Ditto.
13758 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
13760 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
13761 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
13762 (rs6000_vector_reg_class): Delete.
13763 (rs6000_vsx_reg_class): Ditto.
13764 (enum rs6000_reg_class_enum): New enum for the constraints that
13765 vary based on target switches.
13766 (rs6000_constraints): New array to hold the register class for all
13767 of the register constraints that vary based on the switches used.
13768 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
13769 (enum rs6000_builtins): Add unsigned varients for the builtin
13770 declarations returned by target hooks for expanding multiplies,
13771 select, and permute operations. Add VSX builtins.
13772 (enum rs6000_builtin_type_index): Add entries for VSX.
13773 (V2DI_type_node): Ditto.
13774 (V2DF_type_node): Ditto.
13775 (unsigned_V2DI_type_node): Ditto.
13776 (bool_long_type_node): Ditto.
13777 (intDI_type_internal_node): Ditto.
13778 (uintDI_type_internal_node): Ditto.
13779 (double_type_internal_node): Ditto.
13781 * config/rs6000/altivec.md (whole file): Move all expanders to
13782 vector.md from altivec.md. Rename insn matching functions to be
13784 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
13785 (altivec_vcmp*): Ditto.
13786 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
13787 (VM): New iterator for moves that includes the VSX types.
13788 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
13789 (altivec_vperm_<mode>_uns): New, for unsigned types.
13790 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
13791 (altivec_eq<mode>): Ditto.
13792 (altivec_gt<mode>): Ditto.
13793 (altivec_gtu<mode>): Ditto.
13794 (altivec_eqv4sf): Ditto.
13795 (altivec_gev4sf): Ditto.
13796 (altivec_gtv4sf): Ditto.
13797 (altivec_vcmpbfp_p): Ditto.
13799 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
13801 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
13804 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
13807 * config/i386/i386.c (output_387_ffreep): Rewrite to use
13808 ASM_SHORT instead of .word.
13809 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
13810 instead of .word in asm template.
13812 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
13815 * ira-lives.c (bb_has_abnormal_call_pred): New function.
13816 (process_bb_node_lives): Use it.
13818 * ira.c (setup_cover_and_important_classes): Don't setup
13819 ira_important_class_nums. Add cover classes to the end of
13821 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
13823 (find_reg_class_closure): Use reorder_important_classes.
13825 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
13827 * config/i386/i386.c (i386_ira_cover_classes): New function.
13828 (TARGET_IRA_COVER_CLASSES): Redefine.
13830 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
13831 importance of order of cover classes in the array.
13833 2009-07-22 Diego Novillo <dnovillo@google.com>
13835 * tree-pass.h (TDF_EH): Define.
13836 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
13837 contains TDF_EH, print the EH region number holding GS.
13838 * tree-dump.c (dump_options): Add "eh".
13839 * doc/invoke.texi: Document it.
13841 2009-07-22 Doug Kwan <dougkwan@google.com>
13843 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
13845 2009-07-22 Michael Matz <matz@suse.de>
13847 PR tree-optimization/35229
13848 PR tree-optimization/39300
13850 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
13851 (inhibit_phi_insertion): New function.
13852 (insert_into_preds_of_block): Call it for REFERENCEs.
13853 (init_pre): Initialize and finalize scalar evolutions.
13854 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
13856 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
13858 * config/i386/predicates.md (zero_extended_scalar_load_operand):
13859 Use CONST_VECTOR_NUNITS to determine number of elements.
13861 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
13863 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
13864 (U, W): Constraints are now deprecated and will be removed if we
13865 run out of letters.
13866 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
13868 ("prefetch"): Add the stcmh instruction for prefetching.
13869 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
13871 (s390_short_displacement): Return always true if compiling for
13872 machines not providing the long displacement facility.
13873 (s390_mem_constraint): Support the new constraint letter Z.
13874 (s390_check_qrst_address): New function.
13876 2009-07-21 DJ Delorie <dj@redhat.com>
13878 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
13881 2009-07-21 Jason Merrill <jason@redhat.com>
13883 * c-common.c (max_tinst_depth): Increase default to 1024.
13885 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
13887 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
13888 (vec_unpacku_float_lo_v4si): Ditto.
13890 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
13893 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
13894 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
13895 (builtin_description): Add __builtin_ia32_cvtudq2ps.
13896 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
13898 2009-07-21 Jakub Jelinek <jakub@redhat.com>
13900 PR tree-optimization/40813
13901 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
13904 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
13906 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
13907 with a NOP_EXPR if needed.
13909 2009-07-21 Paul Brook <paul@codesourcery.com>
13911 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
13912 Terminate debug dump with newline.
13914 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13916 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
13917 Cast "1" to unsigned HOST_WIDE_INT.
13918 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
13919 deposit length to the maximum length - lsb. Extend length if
13920 HOST_BITS_PER_WIDE_INT is 32.
13922 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
13924 * cgraph.h (constant_pool_htab): New function.
13925 (constant_descriptor_tree): Move from varasm.c.
13926 * varasm.c (constant_pool_htab): New function.
13927 (constant_descriptor_tree): Move to cgraph.h.
13929 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
13931 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
13933 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
13935 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
13938 2009-07-20 Xinliang David Li <davidxl@google.com>
13940 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
13942 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
13944 * config/mips/mips.md (move_type): Add arith.
13945 (type): Handle arith.
13946 (zero_extendsidi2): Rename this into ...
13947 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
13948 (zero_extendsidi2): New expander.
13949 (*zero_extendsidi2_dext): New pattern.
13951 2009-07-20 Nick Clifton <nickc@redhat.com>
13953 * config.gcc (mips64-*-*): Add definition of tm_defines in order
13954 to set MIPS_ABI_DEFAULT.
13955 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
13957 2009-07-20 Jakub Jelinek <jakub@redhat.com>
13959 * tree-object-size.c (addr_object_size): Handle unions with
13960 array in it as last field of structs in __bos (, 1) as __bos (, 0).
13962 PR tree-optimization/40792
13963 * tree.c (build_function_type_skip_args): Remove bogus assert.
13965 2009-07-20 Jan Hubicka <jh@suse.cz>
13966 Martin Jambor <mjambor@suse.cz>
13968 * cgraph.h (combined_args_to_skip): New field.
13969 * cgraph.c (cgraph_create_virtual_clone): Properly handle
13970 combined_args_to_skip and args_to_skip.
13971 * tree-inline.c (update_clone_info): New function.
13972 (tree_function_versioning): Call update_clone_info.
13973 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
13975 (cgraph_materialize_all_clones): More extensive dumping, working
13976 with combined_args_to_skip rather than args_to_skip.
13978 2009-07-20 Ira Rosen <irar@il.ibm.com>
13980 * tree-vectorizer.h (vectorizable_condition): Add parameters.
13981 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
13982 (get_initial_def_for_reduction): Likewise.
13983 (vectorizable_reduction): Skip the check of first operand in case
13984 of COND_EXPR. Add check that it is outer loop vectorization if
13985 nested cycle was detected. Call vectorizable_condition() for
13986 COND_EXPR. If reduction epilogue cannot be created do not fail for
13987 nested cycles (if it is not double reduction). Assert that there
13988 is only one type in the loop in case of COND_EXPR. Call
13989 vectorizable_condition() to vectorize COND_EXPR.
13990 * tree-vect-stmts.c (vectorizable_condition): Update comment.
13991 Add parameters. Allow nested cycles if called from
13992 vectorizable_reduction(). Use reduction vector variable if provided.
13993 (vect_analyze_stmt): Call vectorizable_reduction() before
13994 vectorizable_condition().
13995 (vect_transform_stmt): Update call to vectorizable_condition().
13997 2009-07-20 Christian Bruel <christian.bruel@st.com>
13999 * config/sh/sh.opt (-mfmovd): Resurrect and document.
14000 * doc/invoke.texi (-mfmovd): Likewise.
14001 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
14003 2009-07-20 Jan Hubicka <jh@suse.cz>
14005 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
14006 when handling SSA name.
14008 2009-07-19 Jan Hubicka <jh@suse.cz>
14010 PR tree-optimization/40676
14011 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
14012 virtual PHIs in empty BBs.
14014 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14016 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
14017 re-expanded the compound use gen_lowpart instead to convert to the
14020 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14022 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
14023 OUTER_CONST arguments.
14024 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
14025 the new wider mode will be masked off.
14026 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
14028 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14030 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
14031 high-order bits are zero.
14033 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14035 * combine.c (simplify_shift_const_1): Split code to determine
14036 shift_mode into ...
14037 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
14038 new bits shifted in are identical to the old sign bit.
14040 2009-07-18 Richard Guenther <rguenther@suse.de>
14043 * gimplify.c (gimplify_call_expr): Reject code using results from
14044 functions returning void.
14046 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
14048 * doc/md.texi: Document the new PowerPC "es" constraint.
14049 Document that "m" can include automodified addresses on this target,
14050 and explain how %U must be used. Extend the "Q" and "Z" documentation
14051 to suggest "es" as well as "m".
14052 * config/rs6000/constraints.md (es): New memory constraint.
14053 (Q, Z): Update strings to match new documentation.
14055 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
14057 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
14058 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
14059 * config/rs6000/predicates.md (volatile_mem_operand): Use
14060 offsettable_nonstrict_memref_p.
14061 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
14062 (*floatunssidf2_internal): Likewise.
14063 (*fix_truncdfsi2_internal): Likewise.
14064 (*fix_trunctfsi2_internal): Likewise.
14066 2009-07-17 Anatoly Sokolov <aesok@post.ru>
14068 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
14069 atmega32u2 devices.
14070 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14072 2009-07-17 Richard Guenther <rguenther@suse.de>
14075 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
14076 (pass_warn_unused_result): Likewise.
14077 (TODO_set_props): Remove.
14078 * omp-low.c (diagnose_omp_structured_block_errors): Change to
14080 (pass_diagnose_omp_blocks): Define.
14081 * c-decl.c (pop_file_scope): Do not finalize the CU here.
14082 (c_gimple_diagnostics_recursively): Remove.
14083 (finish_function): Do not call it.
14084 (c_write_global_declarations): Continue after errors.
14085 Finalize the CU here.
14086 * c-gimplify.c (c_genericize): Do not gimplify here.
14087 * c-common.c (c_warn_unused_result): Move ...
14088 * tree-cfg.c (do_warn_unused_result): ... here.
14089 (run_warn_unused_result): New function.
14090 (gate_warn_unused_result): New function.
14091 (pass_warn_unused_result): New pass.
14092 * c-common.h (c_warn_unused_result): Remove.
14093 * flags.h (flag_warn_unused_result): Declare.
14094 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
14095 * opts.c (flag_warn_unused_result): Initialize to false.
14096 * toplev.c (compile_file): Add comment.
14097 * omp-low.c (create_omp_child_function): Do not register
14098 the function with the frontend.
14099 (diagnose_omp_structured_block_errors): Prepare to be
14100 called as optimization pass.
14101 (gate_diagnose_omp_blocks): New function.
14102 (pass_diagnose_omp_blocks): New pass.
14103 * cgraph.h (cgraph_optimize): Remove.
14104 (cgraph_analyze_function): Likewise.
14105 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
14106 * cgraphunit.c (cgraph_lower_function): Lower nested functions
14107 before their parents here.
14108 (cgraph_finalize_function): Not here.
14109 (cgraph_analyze_function): Gimplify functions here.
14110 (cgraph_finalize_compilation_unit): Continue after errors.
14111 Optimize the callgraph from here.
14112 (cgraph_optimize): Make static.
14113 * langhooks.c (write_global_declarations): Finalize the CU.
14114 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
14115 (gimplify_function_tree): Assert we gimplify only once.
14116 Set PROP_gimple_any property.
14117 * tree-nested.c (gimplify_all_functions): New function.
14118 (lower_nested_functions): Gimplify all nested functions.
14119 * gimple.h (diagnose_omp_structured_block_errors): Remove.
14120 * passes.c (init_optimization_passes): Add pass_warn_unused_result
14121 and pass_diagnose_omp_blocks after gimplification. Do not
14122 set TODO_set_props on all_lowering_passes.
14123 (execute_one_pass): Do not handle TODO_set_props.
14124 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
14125 (gimplify.o): Add tree-pass.h dependency.
14126 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
14127 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
14128 (unsave_r): Likewise.
14129 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
14130 temporary variable.
14132 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
14134 * doc/service.texi (Service): Restore previously removed link,
14135 which isn't broken after all.
14137 2009-07-17 Richard Guenther <rguenther@suse.de>
14139 PR tree-optimization/40321
14140 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
14141 PHI nodes to the maximal set.
14142 (make_values_for_phi): Add PHI arguments to the maximal set.
14143 (execute_pre): Dump PHI_GEN and the maximal set.
14145 2009-07-17 Jakub Jelinek <jakub@redhat.com>
14148 * gimplify.c (gimplify_conversion): Don't change non-conversions into
14151 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
14153 * doc/extend.texi (Nested Functions): Replace broken link with
14155 * doc/service.texi (Service): Remove broken link.
14157 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
14160 * builtins.c (expand_builtin_memcmp): Use loc instead of
14161 EXPR_LOCATION (exp).
14162 (expand_builtin_strncmp): Likewise.
14164 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
14165 Manuel López-Ibáñez <manu@gcc.gnu.org>
14168 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
14169 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
14170 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
14171 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
14172 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
14173 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
14174 tree-inline.c, c-common.c, c-common.h, gimple.c,
14175 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
14176 convert.c: Add location argument to fold_{unary,binary,ternary},
14177 fold_build[123], build_call_expr, build_size_arg,
14178 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
14179 fold_build1_initializer, fold_build2_initializer,
14180 fold_build3_initializer, fold_build_call_array,
14181 fold_build_call_array_initializer, fold_single_bit_test,
14182 omit_one_operand, omit_two_operands, invert_truthvalue,
14183 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
14184 combine_comparisons, fold_builtin_*, fold_call_expr,
14185 build_range_check, maybe_fold_offset_to_address, round_up,
14188 2009-07-16 Jason Merrill <jason@redhat.com>
14191 * c-common.c (c_common_reswords): Add __is_standard_layout
14193 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
14194 * doc/implement-cxx.texi: New.
14195 * doc/gcc.texi: Include it.
14197 2009-07-16 DJ Delorie <dj@redhat.com>
14199 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
14200 compares that may be indirectly affected by previous instructions.
14202 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14204 * builtins.c (do_mpc_arg2): New.
14205 (fold_builtin_2): Fold builtin cpow.
14206 * real.h (HAVE_mpc_pow): New.
14208 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
14210 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
14211 comparison to skip unprofitable schedule
14213 2009-07-16 Simon Baldwin <simonb@google.com>
14215 * gcc.c (option_map): New flag -no-canonical-prefixes.
14216 * (display_help): Print help text for new flag.
14217 * (process_command): Move options translation and language specifics
14218 and handle new flag early. Use it to set a function pointer to a
14219 prefix builder. Replace make_relative_prefix calls with calls to
14220 the function pointed to. Ignore new flag in regular options handling.
14221 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
14223 2009-07-15 DJ Delorie <dj@redhat.com>
14225 * config/mep/mep.md (sibcall_internal): Change register to avoid
14226 argument registers.
14227 (sibcall_value_internal): Likewise.
14229 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
14231 PR rtl-optimization/40710
14232 * resource.c (mark_target_live_regs): Reset DF problem to LR.
14234 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
14236 * config/mips/mips.md (*extenddi_truncate<mode>,
14237 *extendsi_truncate<mode>): Change type attribute to move_type
14238 with shift_shift. Split out code handling exts from here ...
14239 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
14241 (*extendhi_truncateqi): Change type attribute to move_type with
14242 shift_shift. Split out code handling exts from here ...
14243 (*extendhi_truncateqi_exts): ... to this new pattern.
14245 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
14247 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
14248 instead of "and" with inverted sign bit mask value. Use
14249 "nonimmediate_operand" for operand 1 and operand 2 predicate.
14250 Allocate registers only for operand 4 and operand 5.
14252 2009-07-15 Jakub Jelinek <jakub@redhat.com>
14254 PR middle-end/40747
14255 * fold-const.c (fold_cond_expr_with_comparison): When folding
14256 < and <= to MIN, make sure the MIN uses the same type as the
14257 comparison's operands.
14259 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
14261 * arm.md (ior_xor): New code iterator.
14262 (split for ior/xor with shift and zero-extend): New split pattern.
14263 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
14265 2009-07-15 Richard Guenther <rguenther@suse.de>
14267 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
14270 2009-07-15 Richard Guenther <rguenther@suse.de>
14272 PR middle-end/40753
14273 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
14275 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
14277 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
14278 handle 2.6.30 kernel.
14280 2009-07-15 DJ Delorie <dj@redhat.com>
14282 * config/mep/mep.md (sibcall_internal): Change register to allow
14283 for 24-bit addresses.
14284 (sibcall_value_internal): Likewise.
14286 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
14288 * doc/invoke.texi: Added descriptions of the scheduling heuristics
14289 that are enabled/disabled by the flags introduced by a previous patch.
14291 2009-07-14 DJ Delorie <dj@redhat.com>
14293 * config/mep/mep.md (sibcall_internal): Include non-toggling
14295 (sibcall_value_internal): Likewise.
14297 2009-07-14 Taras Glek <tglek@mozilla.com>
14298 Rafael Espindola <espindola@google.com>
14300 * doc/sourcebuild.texi: Document install-plugin target.
14301 * configure.ac: Added install-plugin target to language makefiles.
14302 * configure: Regenerate.
14303 * Makefile.in (install-plugin): Install more headers,
14304 depend on lang.install-plugin.
14306 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14308 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
14311 2009-07-14 DJ Delorie <dj@redhat.com>
14313 * config/mep/mep.c (mep_vliw_jmp_match): New function.
14314 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
14315 * config/mep/mep.md (sibcall_internal): Change test from
14316 mep_vliw_mode_match to mep_vliw_jmp_match.
14317 (sibcall_value_internal): Likewise.
14319 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
14321 * config/i386/sse.md (copysign<mode>3): New expander.
14322 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
14323 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
14324 Use ix86_build_const_vector.
14325 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
14326 IX86_BUILTIN_CPYSGNPD.
14327 (builtin_description): Add __builtin_ia32_copysignps and
14328 __builtin_ia32_copysignpd.
14329 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
14330 and BUILT_IN_COPYSIGNF.
14332 2009-07-13 Jason Merrill <jason@redhat.com>
14334 * builtins.c (can_trust_pointer_alignment): New fn.
14335 (get_pointer_alignment): Factor it out from here.
14336 * tree.h: Declare it.
14338 2009-07-14 David Edelsohn <edelsohn@gnu.org>
14340 * config/rs6000/predicates.md (offsettable_mem_operand): Test
14343 2009-07-14 Dodji Seketeli <dodji@redhat.com>
14347 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
14349 2009-07-14 Richard Guenther <rguenther@suse.de>
14350 Andrey Belevantsev <abel@ispras.ru>
14352 PR middle-end/40745
14353 * cfgexpand.c (partition_stack_vars): Do not bother to update
14354 alias information when not optimizing.
14356 2009-07-14 Richard Guenther <rguenther@suse.de>
14357 Andrey Belevantsev <abel@ispras.ru>
14359 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
14360 (pt_solution_set): Likewise.
14361 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
14362 * tree-ssa-structalias.c (pt_solution_set): New function.
14363 * final.c (rest_of_clean_state): Free SSA data structures.
14364 * print-rtl.c (print_decl_name): Remove.
14365 (print_mem_expr): Implement in terms of print_generic_expr.
14366 * alias.c (ao_ref_from_mem): New function.
14367 (rtx_refs_may_alias_p): Likewise.
14368 (true_dependence): Query alias-export info.
14369 (canon_true_dependence): Likewise.
14370 (write_dependence_p): Likewise.
14371 * tree-dfa.c (get_ref_base_and_extent): For void types leave
14373 * emit-rtl.c (component_ref_for_mem_expr): Remove.
14374 (mem_expr_equal_p): Use operand_equal_p.
14375 (set_mem_attributes_minus_bitpos): Do not use
14376 component_ref_for_mem_expr.
14377 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
14378 (update_alias_info_with_stack_vars): Likewise.
14379 (partition_stack_vars): Call update_alias_info_with_stack_vars.
14380 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
14381 explicitly nor clear stmt operands.
14382 Free the decl-to-pointer map.
14383 * tree-optimize.c (execute_free_datastructures): Do not free
14384 SSA data structures here.
14385 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
14386 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
14387 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
14389 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
14391 2009-07-13 DJ Delorie <dj@redhat.com>
14393 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
14394 unrolling at the right iteration count.
14396 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
14399 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
14401 * haifa-sched.c (rank_for_schedule): Introduced flags to
14402 enable/disable individual scheduling heuristics.
14403 * common.opt: Introduced flags to enable/disable individual
14404 heuristics in the scheduler.
14405 * doc/invoke.texi: Introduced flags to enable/disable individual
14406 heuristics in the scheduler.
14408 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
14410 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
14411 config/i386/mingw-tls.c.
14412 * config/i386/mingw-tls.c: Removed.
14414 2009-07-13 Ira Rosen <irar@il.ibm.com>
14416 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
14417 checks access only relevant statements.
14418 (vectorizable_reduction): Likewise.
14420 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
14422 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
14423 just for 32-bit case.
14425 2009-07-12 Jan Hubicka <jh@suse.cz>
14427 PR tree-optimization/40585
14428 * except.c (expand_resx_expr): When there already is resume
14429 instruction, produce linked list.
14430 (build_post_landing_pads): Assert that resume is empty.
14431 (connect_post_landing_pads): Handle resume lists.
14432 (dump_eh_tree): Dump resume list.
14434 2009-07-12 Ira Rosen <irar@il.ibm.com>
14436 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
14437 with additional argument.
14438 * tree-vectorizer.h (enum vect_def_type): Add
14439 vect_double_reduction_def.
14440 (vect_is_simple_reduction): Add argument.
14441 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
14443 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
14444 vect_is_simple_reduction with additional argument.
14445 (vect_analyze_loop_operations): Handle exit phi nodes in case of
14447 (reduction_code_for_scalar_code): Handle additional codes by
14448 returning ERROR_MARK for them. Fix comment and indentation.
14449 (vect_is_simple_reduction): Fix comment, add argument to specify
14450 double reduction. Detect double reduction.
14451 (get_initial_def_for_induction): Fix indentation.
14452 (get_initial_def_for_reduction): Fix comment and indentation.
14453 Handle double reduction. Create initial definitions that do not
14454 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
14455 (vect_create_epilog_for_reduction): Fix comment, add argument to
14456 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
14457 epilogue result extraction. Create double reduction phi node and
14458 replace relevant uses.
14459 (vectorizable_reduction): Call vect_is_simple_reduction with
14460 additional argument. Fix indentation. Update epilogue code treatment
14461 according to the changes in reduction_code_for_scalar_code. Check
14462 for double reduction. Call vect_create_epilog_for_reduction with
14463 additional argument.
14464 * tree-vect-stmts.c (process_use): Handle double reduction, update
14466 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
14467 (vect_get_vec_def_for_operand): Likewise.
14469 2009-07-12 Danny Smith <dansmister@gmail.com>
14471 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
14472 dllexport if !TREE_PUBLIC.
14473 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
14475 2009-07-11 Anatoly Sokolov <aesok@post.ru>
14477 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
14478 (avr_extra_arch_macro) Remove declatation.
14479 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
14480 (avr_extra_arch_macro) Declare as static.
14481 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
14483 2009-07-11 Jan Hubicka <jh@suse.cz>
14485 PR middle-end/48388
14486 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
14488 2009-07-11 Jakub Jelinek <jakub@redhat.com>
14491 * dwarf2out.c (dw_fde_struct): Add in_std_section and
14492 cold_in_std_section bits.
14493 (dwarf2out_begin_prologue): Initialize them.
14494 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
14495 if already covered by text_section or cold_text_section range.
14497 PR rtl-optimization/40667
14498 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
14499 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
14500 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
14501 * config/i386/i386.c (ix86_minimum_alignment): New function.
14502 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
14503 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
14504 * emit-rtl.c (gen_reg_rtx): Likewise.
14505 * function.c (assign_parms): Likewise. If nominal_type needs
14506 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
14507 rather than passed_type's alignment.
14510 * function.c (assign_parm_setup_stack): Adjust
14511 MEM_OFFSET (data->stack_parm) if promoted_mode is different
14512 from nominal_mode on big endian.
14514 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
14516 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
14518 2009-07-10 DJ Delorie <dj@redhat.com>
14520 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
14522 2009-07-10 Mark Mitchell <mark@codesourcery.com>
14524 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
14526 (thumb2_cbnz): Likewise.
14528 2009-07-10 David Daney <ddaney@caviumnetworks.com>
14531 * config.gcc (supported_defaults): Add synci.
14532 (with_synci): Add validation.
14533 (all_defaults): Add synci.
14534 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
14537 * config/mips/mips.opt (msynci): New option.
14538 * config/mips/mips.c (mips_override_options): Warn on use of
14539 -msynci for targets that do now support it.
14540 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
14542 * gcc/doc/invoke.texi (-msynci): Document the new option.
14543 * doc/install.texi (--with-synci): Document the new option.
14545 2009-07-10 Richard Guenther <rguenther@suse.de>
14547 PR tree-optimization/40496
14548 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
14549 the PHI result with a compatible type.
14551 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
14555 * c.opt (Wunused-result): New.
14556 * doc/invoke.texi: Document it.
14557 * c-common.c (c_warn_unused_result): Use it.
14559 2009-07-09 DJ Delorie <dj@redhat.com>
14561 * targhooks.c (default_target_can_inline_p): Rename from
14562 default_target_option_can_inline_p.
14563 * targhooks.h (default_target_can_inline_p): Likewise.
14564 * target-def.h (TARGET_CAN_INLINE_P): Rename from
14565 TARGET_OPTION_CAN_INLINE_P.
14566 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
14567 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
14568 (mep_target_can_inline_p): Rename from
14569 mep_target_option_can_inline_p.
14572 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
14573 registers used to pass vectors.
14575 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
14577 2009-07-09 Tom Tromey <tromey@redhat.com>
14579 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
14580 * config/mmix/mmix.c: Include dwarf2.h.
14581 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
14582 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
14583 * config/sh/sh.c: Include dwarf2.h.
14584 * config/i386/i386.c: Include dwarf2.h.
14585 * Makefile.in (DWARF2_H): Remove 'elf'.
14586 * except.c: Include dwarf2.h.
14587 * unwind-dw2.c: Include dwarf2.h.
14588 * dwarf2out.c: Include dwarf2.h.
14589 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
14590 * unwind-dw2-fde.c: Include dwarf2.h.
14591 * dwarf2asm.c: Include dwarf2.h.
14593 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14595 * haifa-sched.c (insn_finishes_cycle_p): New static function.
14596 (max_issue): Use it.
14597 * sched-int.h (struct sched_info: insn_finishes_block_p): New
14599 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
14600 (region_sched_info): Update.
14601 * sched-ebb.c (ebb_sched_info): Update.
14602 * modulo-sched.c (sms_sched_info): Update.
14603 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
14605 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14607 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
14609 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
14611 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
14613 2009-07-09 Jakub Jelinek <jakub@redhat.com>
14615 PR middle-end/40692
14616 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
14617 arg1 with arg01 if arg1 is already INTEGER_CST.
14619 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
14621 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
14622 Transform (and (truncate)) into (truncate (and)).
14624 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
14626 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
14627 creating LHS paradoxical subregs. Fix surrounding returns to
14628 use NULL_RTX rather than 0.
14630 2009-07-08 DJ Delorie <dj@redhat.com>
14632 * config/mep/mep.c (mep_option_can_inline_p): New.
14633 (TARGET_OPTION_CAN_INLINE_P): Define.
14635 2009-07-08 Mark Wielaard <mjw@redhat.com>
14638 * dwarf2out.c (add_data_member_location_attribute): When we have
14639 only a constant offset don't emit a new location description using
14640 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
14643 2009-07-08 Richard Henderson <rth@redhat.com>
14646 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
14647 (enum reg_class): Add CLOBBERED_REGS.
14648 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
14649 * config/i386/i386.c (ix86_conditional_register_usage): Moved
14650 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
14651 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
14652 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
14653 force 64-bit sibcalls into R11.
14654 * config/i386/constraints.md (U): New constraint.
14655 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
14656 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
14657 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
14659 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
14661 * basic-block.h (dump_regset, debug_regset): Remove duplicate
14663 * c-objc-common.h (c_initialize_diagnostics): Ditto.
14664 * ebitmap.h (dump_ebitmap): Ditto.
14665 * optabs.h (optab_libfunc): Ditto.
14666 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
14667 * tree-flow.h (vect_can_force_dr_alignment_p,
14668 get_vectype_for_scalar_type): Ditto.
14669 (vectorize_loops): Move prototype to ...
14670 * tree-vectorizer.h: ... here. Also, adjust comment.
14671 (vect_set_verbosity_level): Remove duplicate prototype.
14672 * tree-ssa-loop.c: Include tree-vectorizer.h.
14673 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
14675 2009-07-08 Nick Clifton <nickc@redhat.com>
14677 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
14680 2009-07-08 DJ Delorie <dj@redhat.com>
14682 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
14683 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
14684 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
14686 * config/mep/intrinsics.md: Regenerated.
14687 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
14688 registers when asm() or calls are detected.
14690 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
14693 * gimplify.c (gimplify_expr): Propagate no_warning flag when
14695 * gimple (gimple_build_call_from_tree): Likewise.
14696 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
14697 no_warning flag before warning.
14699 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14701 * tree.c (set_expr_locus): Remove.
14702 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
14703 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
14705 * gimplify.c (internal_get_tmp_var): Likewise.
14706 (gimplify_call_expr): Likewise.
14707 (gimplify_one_sizepos): Likewise.
14709 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
14712 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
14713 to variables for debugging purposes.
14715 2009-06-23 Mark Loeser <mark@halcy0n.com>
14718 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
14720 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14722 * pretty-print.c (pp_base_format): Remove %J.
14723 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
14724 gcc_cxxdiag_char_table): Likewise.
14725 (init_dynamic_diag_info): Likewise.
14727 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14729 * pretty-print.c (pp_base_format): Remove %H.
14730 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
14731 gcc_cxxdiag_char_table): Likewise.
14732 (init_dynamic_diag_info): Likewise.
14733 * config/mep/mep.c (mep_select_section): Likewise.
14735 2009-07-07 Duncan Sands <baldrick@free.fr>
14737 * final.c (pass_clean_state): Give the pass a name.
14738 * passes.c (pass_rest_of_compilation): Likewise.
14739 * tree-optimize.c (pass_all_optimizations): Likewise.
14741 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
14743 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
14744 an extra 'decl' for error_at.
14746 2009-07-07 Jakub Jelinek <jakub@redhat.com>
14748 PR middle-end/40669
14749 * tree-tailcall.c (adjust_return_value_with_ops,
14750 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
14751 if it has complex or vector type.
14753 2009-07-07 Olivier Hainque <hainque@adacore.com>
14755 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
14758 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
14760 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
14762 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14764 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
14765 * c-decl.c: Likewise.
14766 * function.c: Likewise.
14767 * varasm.c: Likewise.
14768 * tree-ssa.c: Likewise.
14769 * c-common.c: Likewise.
14770 * tree-cfg.c: Likewise.
14771 * config/spu/spu.c: Likewise.
14772 * config/ia64/ia64.c: Likewise.
14773 * config/v850/v850.c: Likewise.
14775 2009-07-06 DJ Delorie <dj@redhat.com>
14777 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
14778 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
14779 unspecified accesses to control registers.
14780 * config/mep/intrinsics.md: Regenerate.
14781 * config/mep/intrinsics.h: Regenerate.
14782 * config/mep/mep-intrin.h: Regenerate.
14784 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14786 * c-lex.c: Replace %H by an explicit location. Update all calls.
14787 * c-common.c: Likewise.
14788 * c-decl.c: Likewise.
14789 * c-typeck.c: Likewise.
14790 * fold-const.c: Likewise.
14791 * gimplify.c: Likewise.
14792 * stmt.c: Likewise.
14793 * tree-cfg.c: Likewise.
14794 * tree-ssa-loop-niter.c: Likewise.
14795 * tree-vrp.c: Likewise.
14796 * value-prof.c: Likewise.
14798 2009-07-06 Diego Novillo <dnovillo@google.com>
14800 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
14801 if it has one. Handle cases where VAR does not have an
14802 annotation or cfun is NULL.
14804 2009-07-06 Diego Novillo <dnovillo@google.com>
14806 * tree.c: Include debug.h.
14807 (initialize_tree_contains_struct): New.
14808 (init_ttree): Call it.
14809 (tree_node_structure_for_code): Factor out of ...
14810 (tree_node_structure): ... here.
14811 * treestruct.def (TS_PHI_NODE): Remove.
14812 (TS_GIMPLE_STATEMENT): Remove.
14814 2009-07-06 Diego Novillo <dnovillo@google.com>
14816 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
14817 (debug_tree_chain): Handle cycles.
14819 2009-07-06 Nick Clifton <nickc@redhat.com>
14820 DJ Delorie <dj@redhat.com>
14822 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14823 __FMOVD_ENABLED__ is defined.
14825 (TARGET_FMOVD): Provide a default definition.
14826 (MASK_FMOVD): Likewise.
14827 (TARGET_CPU_CPP_BUILTINS): Define
14828 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14829 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14830 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
14831 (split for DF load from memory into register): Also handle
14832 MEMs which consist of REG+DISP addressing.
14833 (split for DF store from register to memory): Likewise.
14834 (movsf_ie): Always use single fp_mode.
14835 * config/sh/sh.c (sh_override_options): Do not automatically
14836 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14837 that to the -mfmovd command line switch.
14838 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
14839 (fldi_ok): Always allow.
14840 * config/sh/sh.opt (mfmovd): Remove this switch.
14841 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14843 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
14844 Kaz Kojima <kkojima@gcc.gnu.org>
14846 PR rtl-optimization/30807
14847 * postreload.c (reload_combine): For every new use of REG_SUM,
14848 record the use of BASE.
14850 2009-07-06 Jan Hubicka <jh@suse.cz>
14852 * params.def: Revert my accidental commit at 2009-06-30.
14854 2009-07-04 Ian Lance Taylor <iant@google.com>
14857 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
14859 (mingw_format_attribute_overrides): Likewise.
14861 2009-07-04 Jakub Jelinek <jakub@redhat.com>
14864 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
14865 don't check cfa.reg. Instead of cfa.indirect use
14866 fde && fde->drap_reg != INVALID_REGNUM test.
14868 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
14870 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
14872 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
14875 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
14877 2009-07-03 Richard Guenther <rguenther@suse.de>
14879 PR tree-optimization/40640
14880 * tree-switch-conversion.c (build_arrays): Perform arithmetic
14883 2009-07-03 Jan Hubicka <jh@suse.cz>
14885 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
14886 for size, reduce amount of inlining.
14888 2009-07-03 Richard Guenther <rguenther@suse.de>
14890 PR middle-end/34163
14891 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
14892 if t +- x is known to not overflow and the conversion widens the
14894 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
14896 2009-07-03 Jan Hubicka <jh@suse.cz>
14898 * ipa-pure-const.c (analyze): Update loop optimizer init.
14899 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
14900 try_remove_empty_loop, remove_empty_loops): Remove.
14901 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
14902 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
14903 to mark regular loops as neccesary.
14904 (degenerate_phi_p): New function.
14905 (propagate_necessity, remove_dead_phis): Use it.
14906 (forward_edge_to_pdom): Likewise.
14907 (eliminate_unnecessary_stmts): Take care to remove uses of results of
14908 virtual PHI nodes that became unreachable.
14909 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
14910 * tree-flow.h (remove_empty_loops): Remove.
14911 * passes.c (init_optimization_passes): Remove.
14913 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
14915 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
14916 can_create_pseudo_p.
14917 (*fix_trunc<mode>_i387_1): Ditto.
14918 (*floathi<mode>2_1): Ditto.
14919 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
14920 (*fistdi2_1): Ditto.
14921 (*fist<mode>2_1): Ditto.
14922 (frndintxf2_floor): Ditto.
14923 (*fist<mode>2_floor_1): Ditto.
14924 (frndintxf2_ceil): Ditto.
14925 (*fist<mode>2_ceil_1): Ditto.
14926 (frndintxf2_trunc): Ditto.
14927 (frndintxf2_mask_pm): Ditto.
14928 (fxam<mode>2_i387_with_temp): Ditto.
14929 * config/i386/sse.md (mulv16qi3): Ditto.
14930 (*sse2_mulv4si3): Ditto.
14932 (sse4_2_pcmpestr): Ditto.
14933 (sse4_2_pcmpistr): Ditto.
14935 2009-07-03 Jan Hubicka <jh@suse.cz>
14937 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
14938 (mark_stmt_necessary): Set it.
14939 (mark_operand_necessary): Set it.
14940 (mark_control_dependent_edges_necessary): Set it.
14941 (mark_virtual_phi_result_for_renaming): New function.
14942 (get_live_post_dom): New function.
14943 (forward_edge_to_pdom): New function.
14944 (remove_dead_stmt): Fix handling of control dependences.
14945 (tree_dce_init): Init new bitmap.
14946 (tree_dce_done): Free it.
14948 2009-07-02 Richard Guenther <rguenther@suse.de>
14951 * tree-ssa-structalias.c (new_var_info): Initialize
14954 2009-07-02 Jan Hubicka <jh@suse.cz>
14956 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
14959 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
14961 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
14962 instead of recomputing it. Adjust calls.
14963 (emit_store_flag): Adjust recursive calls.
14965 2009-07-02 Richard Guenther <rguenther@suse.de>
14967 * tree-ssa-live.c (remove_unused_locals): Do not remove
14969 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
14970 of DECL_EXTERNAL for HEAP variables.
14971 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
14972 HEAP variables. Do not adjust RESTRICT vars.
14973 (find_what_var_points_to): Nobody cares if something
14974 points to READONLY.
14976 2009-07-02 Ben Elliston <bje@au.ibm.com>
14978 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
14979 pc_low and pc_high declarations to the top of the function.
14981 2009-07-01 DJ Delorie <dj@redhat.com>
14983 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
14984 registers as fixed.
14985 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
14986 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
14987 unspecified accesses to control registers.
14988 * config/mep/intrinsics.md: Regenerate.
14989 * config/mep/intrinsics.h: Regenerate.
14990 * config/mep/mep-intrin.h: Regenerate.
14992 2009-07-01 Anthony Green <green@moxielogic.com>
14994 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
14995 instruction when possible.
14996 (moxie_expand_prologue): Ditto. Also, save an instruction and
14997 some complexity by popping off of $r12 instead of $sp.
14998 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
15001 2009-07-01 Richard Henderson <rth@redhat.com>
15004 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
15005 contained no insns, reposition note before last insn.
15007 2009-07-01 Richard Henderson <rth@redhat.com>
15010 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
15011 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
15013 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15016 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
15017 darwin9 for printing reg addresses with %y.
15019 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
15021 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
15022 truncation from operands in binary operations.
15024 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
15027 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
15028 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
15029 subreg of op0 to the original op0.
15031 * expmed.c (store_bit_field_1): Use a temporary as the destination
15032 instead of a paradoxical subreg when we need to truncate the result.
15034 2009-07-01 DJ Delorie <dj@redhat.com>
15036 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
15037 names to VLIW variants.
15038 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
15039 * config/mep/intrinsics.md: Regenerate.
15040 * config/mep/intrinsics.h: Regenerate.
15041 * config/mep/mep-intrin.h: Regenerate.
15043 2009-07-01 Jakub Jelinek <jakub@redhat.com>
15046 * jump.c (returnjump_p): Revert last patch.
15047 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
15049 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15052 * pa.md (casesi32p): Use jump table label to determine the offset
15054 (casesi64p): Likewise.
15056 * pa.c (forward_branch_p): Return bool type. Use instruction
15057 addresses when available. Assert that INSN has a jump label.
15058 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
15061 2009-07-01 Richard Guenther <rguenther@suse.de>
15063 PR tree-optimization/19831
15064 * tree-ssa-dce.c (propagate_necessity): Calls to functions
15065 that only act as barriers do not make any previous stores necessary.
15066 * tree-ssa-structalias.c (handle_lhs_call): Delay making
15067 HEAP variables global, do not add a constraint from nonlocal.
15068 (find_func_aliases): Handle escapes through return statements.
15069 (compute_points_to_sets): Make escaped HEAP variables global.
15071 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
15074 * expmed.c (emit_store_flag): Perform a conversion if necessary,
15075 after reducing a DImode cstore to SImode.
15077 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
15079 * expr.c (expand_expr_real_1): Reinstate fallthrough to
15080 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
15082 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
15084 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
15085 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
15087 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
15088 and umod_optab if TARGET_BSD_DIVMOD.
15089 * config/vax/lib1funcs.asm: New file.
15090 * config/vax/t-linux: New file.
15091 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
15093 2009-06-30 Jakub Jelinek <jakub@redhat.com>
15096 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
15097 to type arguments that have void type.
15100 * dwarf2out.c (gen_formal_parameter_die): Call
15101 equate_decl_number_to_die if node is different from origin.
15103 2009-06-30 Anthony Green <green@moxielogic.com>
15105 Clean up moxie port for --enable-build-with-cxx.
15106 * config/moxie/moxie.c (moxie_function_value): First two
15107 parameters are const_tree, not tree.
15108 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
15109 (REG_CLASS_NAMES): Ditto.
15110 (REGNO_REG_CLASS): Ditto.
15111 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
15112 (moxie_function_value): Fix constyness of arguments.
15114 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
15116 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
15117 finalize_size_functions before further processing.
15118 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
15119 (variable_size): Call self_referential_size on size expressions
15120 that contain a PLACEHOLDER_EXPR.
15121 (size_functions): New static variable.
15122 (copy_self_referential_tree_r): New static function.
15123 (self_referential_size): Likewise.
15124 (finalize_size_functions): New global function.
15125 * tree.c: Include tree-inline.h.
15126 (push_without_duplicates): New static function.
15127 (find_placeholder_in_expr): New global function.
15128 (substitute_in_expr) <tcc_declaration>: Return the replacement object
15130 <tcc_expression>: Likewise.
15131 <tcc_vl_exp>: If the replacement object is a constant, try to inline
15132 the call in the expression.
15133 * tree.h (finalize_size_functions): Declare.
15134 (find_placeholder_in_expr): Likewise.
15135 (FIND_PLACEHOLDER_IN_EXPR): New macro.
15136 (substitute_placeholder_in_expr): Update comment.
15137 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
15139 (copy_tree_body_r): Likewise.
15140 (copy_tree_body): New static function.
15141 (maybe_inline_call_in_expr): New global function.
15142 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
15143 (maybe_inline_call_in_expr): Declare.
15144 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
15145 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
15148 2009-06-30 Richard Guenther <rguenther@suse.de>
15150 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
15152 (propagate_necessity): Do not mark reaching defs of stores
15155 2009-06-30 Jan Hubicka <jh@suse.cz>
15157 * cfgloopanal.c (check_irred): Move into ...
15158 (mark_irreducible_loops): ... here; return true if ireducible
15160 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
15161 (analyze_function): Try to prove loop finiteness.
15162 * cfgloop.h (mark_irreducible_loops): Update prototype.
15163 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
15165 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
15167 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
15169 2009-06-30 Ira Rosen <irar@il.ibm.com>
15171 PR tree-optimization/40542
15172 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
15175 2009-06-30 Martin Jambor <mjambor@suse.cz>
15177 PR tree-optimization/40582
15178 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
15179 than useless_type_conversion_p.
15180 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
15183 2009-06-30 Martin Jambor <mjambor@suse.cz>
15185 PR middle-end/40554
15186 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
15188 2009-06-30 Richard Guenther <rguenther@suse.de>
15190 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
15191 use ao_ref references.
15192 (walk_aliased_vdefs): Likewise.
15193 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
15194 * tree-ssa-dce.c (struct ref_data): Remove.
15195 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
15196 (mark_aliased_reaching_defs_necessary): Adjust.
15197 (mark_all_reaching_defs_necessary_1): Likewise.
15199 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
15202 * expmed.c (emit_cstore): New name of emit_store_flag_1.
15203 (emit_store_flag_1): Extract from emit_store_flag, adjust
15204 calls to (what now is) emit_cstore.
15205 (emit_store_flag): Call emit_store_flag_1 and also use it
15206 for what used to be recursive calls.
15208 2009-06-30 Wei Guozhi <carrot@google.com>
15211 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
15212 if the target bb post dominates from bb.
15213 * config/i386/i386.c (memory_address_length): Check existence of base
15214 register before using it.
15216 2009-06-30 Nick Clifton <nickc@redhat.com>
15217 DJ Delorie <dj@redhat.com>
15219 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
15220 __FMOVD_ENABLED__ is defined.
15222 (TARGET_FMOVD): Provide a default definition.
15223 (MASK_FMOVD): Likewise.
15224 (TARGET_CPU_CPP_BUILTINS): Define
15225 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
15226 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
15227 two fmov instructions depending upon whether TARGET_FMOVD is
15229 (split for DF load from memory into register): Also handle
15230 MEMs which consist of REG+DISP addressing.
15231 (split for DF store from register to memory): Likewise.
15232 * config/sh/sh.opt (mfmovd): Remove this switch.
15233 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
15234 * config/sh/sh.c (sh_override_options): Do not automatically
15235 enable TARGET_MOVD for the SH2A when supporting doubles - leave
15236 that to the -mfmovd command line switch.
15238 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
15240 (fldi_ok): Always allow.
15241 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
15243 2009-06-29 DJ Delorie <dj@redhat.com>
15245 * doc/install.texi (mep-x-elf): Correct chip's full name.
15247 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
15249 * doc/extend.texi: Fix typo.
15251 2009-06-29 Tom Tromey <tromey@redhat.com>
15253 * dwarf2.h: Remove.
15254 * Makefile.in (DWARF2_H): New variable.
15255 (except.o): Use it.
15256 (dwarf2out.o): Likewise.
15257 (dwarf2asm.o): Likewise.
15258 * config/i386/t-i386: Use DWARF2_H.
15259 * except.c: Include elf/dwarf2.h.
15260 * unwind-dw2.c: Include elf/dwarf2.h.
15261 * dwarf2out.c: Include elf/dwarf2.h.
15262 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
15263 <dtprel>: New field.
15264 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
15265 (size_of_loc_descr): Likewise.
15266 (output_loc_operands_raw): Likewise.
15267 (output_loc_operands): Handle new dtprel field.
15268 (loc_checksum): Update.
15269 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
15270 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
15271 * unwind-dw2-fde.c: Include elf/dwarf2.h.
15272 * dwarf2asm.c: Include elf/dwarf2.h.
15273 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
15274 * config/mmix/mmix.c: Include elf/dwarf2.h.
15275 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
15276 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
15277 * config/sh/sh.c: Include elf/dwarf2.h.
15278 * config/i386/i386.c: Include elf/dwarf2.h.
15280 2009-06-29 DJ Delorie <dj@redhat.com>
15282 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
15284 * doc/extend.texi: Add MeP attributes and pragmas.
15285 * doc/invoke.text: Add MeP Options.
15286 * doc/contrib.texi: Add MeP contribution.
15287 * doc/md.texi: Add MeP constraints.
15288 * doc/install.texi: Add MeP target.
15290 2009-06-30 Anatoly Sokolov <aesok@post.ru>
15292 * target.h (struct gcc_target): Add frame_pointer_required field.
15293 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
15294 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
15295 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
15297 * reload1.c (update_eliminables): (Ditto.).
15298 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
15299 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
15300 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
15302 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
15304 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
15305 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15306 (arm_frame_pointer_required): New function.
15308 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
15309 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15310 (avr_frame_pointer_required_p): Declare as static.
15311 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
15313 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
15314 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15315 (bfin_frame_pointer_required): Make as static, change return type
15317 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
15319 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
15320 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15321 (cris_frame_pointer_required): New function.
15323 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
15325 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
15326 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15327 (fr30_frame_pointer_required): New function.
15329 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
15330 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15331 (frv_frame_pointer_required): Make as static, change return type
15333 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
15335 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
15336 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15337 (ix86_frame_pointer_required): Make as static, change return type to
15339 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
15341 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
15342 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15344 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
15346 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
15348 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
15350 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
15351 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15352 (mips_frame_pointer_required): Make as static.
15353 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
15355 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
15356 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15357 (mmix_frame_pointer_required): Mew function.
15359 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
15360 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15362 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
15364 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
15366 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
15368 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
15369 (CAN_ELIMINATE): Redefine.
15370 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15371 (sparc_frame_pointer_required): New function.
15372 (sparc_can_eliminate): New function.
15373 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
15375 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
15376 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15378 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
15379 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15380 (xtensa_frame_pointer_required): Make as static, change return type
15382 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
15385 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
15387 * doc/plugins.texi: Document PLUGIN_START_UNIT.
15388 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
15389 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
15390 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
15391 (register_callback): Handle PLUGIN_START_UNIT.
15392 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
15394 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
15396 * tree.c (process_call_operands): Propagate TREE_READONLY from the
15398 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
15399 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
15401 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
15403 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
15406 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
15408 * doc/extend.texi (Additional Floating Types): __float128 is also
15409 supported on i386 targets.
15411 2009-06-29 Richard Guenther <rguenther@suse.de>
15413 PR middle-end/14187
15414 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
15416 (pt_solutions_same_restrict_base): Declare.
15417 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
15419 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
15420 (make_constraint_from, make_copy_constraint): Move earlier.
15421 (make_constraint_from_heapvar): New function.
15422 (make_constraint_from_restrict): Likewise.
15423 (handle_lhs_call): Use it.
15424 (find_func_aliases): Use it to track conversions to restrict
15425 qualified pointers.
15426 (struct fieldoff): Add only_restrict_pointers flag.
15427 (push_fields_onto_fieldstack): Initialize it.
15428 (create_variable_info_for): Track global restrict qualified pointers.
15429 (intra_create_variable_infos): Use make_constraint_from_heapvar.
15430 Track restrict qualified pointer arguments.
15431 (set_uids_in_ptset): Use varinfo is_global_var flag.
15432 (find_what_var_points_to): Set the vars_contains_restrict flag.
15433 Always create the points-to solution for sets including restrict tags.
15434 (pt_solutions_same_restrict_base): New function.
15435 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
15436 qualified pointers use pt_solutions_same_restrict_base as
15437 additional source for disambiguation.
15439 2009-06-29 Richard Guenther <rguenther@suse.de>
15441 PR middle-end/38212
15442 * alias.c (find_base_decl): Remove.
15443 (get_deref_alias_set_1): Remove restrict handling.
15444 * c-common.c (c_apply_type_quals_to_decl): Do not set
15445 DECL_POINTER_ALIAS_SET.
15446 * gimplify.c (find_single_pointer_decl_1): Remove.
15447 (find_single_pointer_decl): Likewise.
15448 (internal_get_tmp_var): Remove restrict handling.
15449 (gimple_regimplify_operands): Likewise.
15450 * omp-low.c (expand_omp_atomic_pipeline): Do not set
15451 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
15452 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
15453 * tree.c (restrict_base_for_decl): Remove.
15454 (init_ttree): Do not allocate it.
15455 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
15456 LABEL_DECL_UID for label decls.
15457 (copy_node_stat): Do not copy restrict information.
15458 (decl_restrict_base_lookup): Remove.
15459 (decl_restrict_base_insert): Likewise.
15460 (print_restrict_base_statistics): Likewise.
15461 (dump_tree_statistics): Do not call print_restrict_base_statistics.
15462 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
15463 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
15464 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
15465 (LABEL_DECL_UID): Adjust.
15466 (DECL_BASED_ON_RESTRICT_P): Remove.
15467 (DECL_GET_RESTRICT_BASE): Likewise.
15468 (SET_DECL_RESTRICT_BASE): Likewise.
15469 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
15471 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
15472 instead of DECL_POINTER_ALIAS_SET.
15473 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
15474 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
15475 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
15477 2009-06-29 Richard Guenther <rguenther@suse.de>
15479 PR tree-optimization/40579
15480 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
15481 the IL to simplify has constants that overflowed.
15483 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
15485 PR tree-optimization/40550
15486 * tree-vect-generic.c (expand_vector_operations_1): Compute in
15487 vector_compute_type only when the size of vector_compute_type is
15488 less than the size of type.
15490 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
15492 * fold-const.c (contains_label_1): Fix comments.
15493 (contains_label_p): Do not walk trees multiple time.
15495 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15497 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
15498 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
15499 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
15500 ix86_fp_comparison_operator.
15501 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
15502 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
15503 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
15504 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
15505 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
15506 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
15507 (related splits): Change predicate to ix86_fp_comparison_operator.
15508 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
15509 instead of ix86_fp_comparison_codes.
15510 (ix86_trivial_fp_comparison_operator,
15511 ix86_fp_comparison_operator): New.
15512 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
15513 (ix86_expand_compare): Eliminate last two parameters.
15514 (ix86_fp_jump_nontrivial_p): Kill.
15515 * config/i386/i386.c (put_condition_code): Eliminate call to
15516 ix86_fp_comparison_codes and subsequent assertion.
15517 (ix86_fp_comparison_codes): Eliminate.
15518 (ix86_fp_swap_condition): New.
15519 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
15520 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
15521 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
15522 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
15523 and ix86_fp_swap_condition.
15524 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
15525 Use ix86_fp_comparison_strategy.
15526 (ix86_expand_compare): Likewise. Eliminate last two arguments.
15527 (ix86_fp_jump_nontrivial_p): Eliminate.
15528 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
15529 call to ix86_expand_compare.
15530 (ix86_split_fp_branch, ix86_expand_setcc,
15531 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
15532 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
15534 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15536 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
15537 related to jump_clobbers.
15538 * config/arm/arm.md (conds): Remove jump_clob case.
15539 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
15540 splits): Change comparison_operator to arm_comparison_operator.
15541 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
15544 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15546 * dojump.c (do_compare_rtx_and_jump): Try swapping the
15547 condition for floating point modes.
15548 * expmed.c (emit_store_flag_1): Move here a bigger part
15549 of emit_store_flag.
15550 (emit_store_flag): Try swapping the condition for floating point
15552 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
15554 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15556 * expr.c (expand_expr_real_1): Just use do_store_flag.
15557 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
15558 emit_store_flag_force.
15559 * expmed.c (emit_store_flag_force): Copy here trick
15560 previously in expand_expr_real_1. Try reversing the comparison.
15561 (emit_store_flag_1): Work if target is NULL.
15562 (emit_store_flag): Work if target is NULL, using the result mode
15563 from the comparison. Use split_comparison, restructure final part
15564 to simplify conditionals.
15566 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15568 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
15569 * dojump.c (do_jump): Change handling of floating-point
15570 ops to use just do_compare_and_jump.
15571 (split_comparison): New.
15572 (do_compare_rtx_and_jump): Add here logic coming previously
15573 in do_jump, using split_comparison.
15575 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
15578 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
15580 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15582 * tree-ssa-alias.c: Fix unintentional commit.
15584 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15586 * passes.c (execute_one_pass): Fix unintentional commit.
15588 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15590 * df-problems.c (df_set_seen, df_unset_seen): Delete.
15591 (df_rd_local_compute, df_md_local_compute): Inline them.
15593 (df_md_scratch): New.
15594 (df_md_alloc, df_md_free): Allocate/free it.
15595 (df_md_local_compute): Only include live registers in init.
15596 (df_md_transfer_function): Prune the in-set computed by
15597 the confluence function, and the gen-set too.
15599 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15601 PR rtl-optimization/26854
15602 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
15603 * df-problems.c (df_rd_add_problem): Fix comment.
15604 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
15605 df_md_simulate_artificial_defs_at_top,
15606 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
15607 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
15608 df_md_transfer_function, df_md_init, df_md_confluence_0,
15609 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
15610 problem_MD, df_md_add_problem): New.
15611 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
15612 df_md_get_bb_info): New.
15613 (DF_LAST_PROBLEM_PLUS1): Adjust.
15615 * Makefile.in (fwprop.o): Include domwalk.h.
15616 * fwprop.c: Include domwalk.h.
15617 (reg_defs, reg_defs_stack): New.
15618 (bitmap_only_bit_between): Remove.
15619 (process_defs): New.
15620 (process_uses): Use reg_defs and local_md instead of
15621 bitmap_only_bit_between and local_rd.
15622 (single_def_use_enter_block): New, from build_single_def_use_links.
15623 (single_def_use_leave_block): New.
15624 (build_single_def_use_links): Remove code moved to
15625 single_def_use_enter_block, invoke domwalk.
15626 (use_killed_between): Adjust comment.
15628 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15630 * bitmap.h (bitmap_ior_and_into): New.
15631 * bitmap.c (bitmap_ior_and_into): New.
15633 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15635 * domwalk.h (struct dom_walk_data): Remove all callbacks except
15636 before_dom_children_before_stmts and after_dom_children_after_stmts.
15637 Rename the two remaining callbacks to just before_dom_children and
15638 after_dom_children. Remove other GIMPLE statement walking bits.
15639 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
15640 * graphite.c: Do not include domwalk.h.
15641 * tree-into-ssa.c (interesting_blocks): New global.
15642 (struct mark_def_sites_global_data): Remove it and names_to_rename.
15643 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
15644 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
15645 now that they're not domwalk callbacks.
15646 (rewrite_initialize_block): Rename to...
15647 (rewrite_enter_block): ... this, place after called functions. Test
15648 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
15649 (rewrite_finalize_block): Rename to...
15650 (rewrite_leave_block): ... this, place after called functions.
15651 (rewrite_update_init_block): Rename to...
15652 (rewrite_update_enter_block): ... this, place after called functions.
15653 Test interesting_blocks, call rewrite_update_stmt and
15654 rewrite_update_phi_arguments.
15655 (rewrite_update_fini_block): Rename to...
15656 (rewrite_leave_block): ... this, place after called functions.
15657 (rewrite_blocks): Remove last argument, simplify initialization of
15659 (mark_def_sites_initialize_block): Rename to...
15660 (mark_def_sites_block): ... this, call mark_def_sites.
15661 (mark_def_sites_blocks): Remove argument, simplify initialization of
15663 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
15664 (update_ssa): Likewise.
15665 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
15667 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
15668 (dom_opt_initialize_block): Rename to...
15669 (dom_opt_enter_block): ... this, place after called functions. Walk
15670 statements here, inline propagate_to_outgoing_edges.
15671 (dom_opt_finalize_block): Rename to...
15672 (dom_opt_leave_block): ... this, place after called functions.
15673 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
15675 (dse_enter_block, dse_record_phi): New.
15676 (dse_record_phis): Delete.
15677 (dse_finalize_block): Rename to...
15678 (dse_leave_block): ... this.
15679 (tree_ssa_dse): Simplify initialization of walk_data.
15680 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
15681 Adjust initialization of walk_data.
15682 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
15683 * tree-ssa-loop-phiopt.c (get_non_trapping):
15684 Adjust initialization of walk_data.
15685 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
15686 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
15687 it's not a domwalk callback.
15688 (uncprop_initialize_block): Rename to...
15689 (dse_enter_block): ... this, call uncprop_into_successor_phis.
15690 (dse_finalize_block): Rename to...
15691 (dse_leave_block): ... this.
15692 (tree_ssa_uncprop): Simplify initialization of walk_data.
15693 * Makefile.in: Adjust dependencies.
15695 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
15697 * arm.md (casesi): Fix test for Thumb1.
15698 (thumb1_casesi_internal_pic): Likewise.
15699 (thumb1_casesi_dispatch): Likewise.
15701 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
15703 * config/arm/arm-cores.def: Added core cortex-m0.
15704 * config/arm/arm-tune.md: Regenerated.
15705 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
15707 2009-06-26 DJ Delorie <dj@redhat.com>
15709 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
15711 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
15712 the scheduler doesn't tag jump insns.
15714 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
15716 * c-decl.c (merge_decls): Re-indent.
15718 2009-06-26 Janis Johnson <janis187@us.ibm.com>
15721 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
15722 Special-case decimal float constants.
15724 2009-06-26 Richard Henderson <rth@redhat.com>
15726 * function.h (struct function): Add cannot_be_copied_reason,
15727 and cannot_be_copied_set.
15728 * tree-inline.c (has_label_address_in_static_1): Rename from
15729 inline_forbidden_p_2; don't set inline_forbidden_reason here.
15730 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
15731 don't set inline_forbidden_reason.
15732 (copy_forbidden): New function, split out of inline_forbidden_p.
15733 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
15734 (inline_forbidden_p): Use copy_forbidden.
15735 (tree_versionable_function_p): Likewise.
15736 (inlinable_function_p): Merge into tree_inlinable_function_p.
15737 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
15738 * ipa-cp.c (ipcp_versionable_function_p): New function.
15739 (ipcp_cloning_candidate_p): Use it.
15740 (ipcp_node_modifiable_p): Likewise.
15742 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
15744 * builtins.c (expand_builtin_alloca): Handle builtin alloca
15745 that is marked not to be inlined. Remove flag_mudflap use.
15746 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
15747 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
15749 2009-06-26 Steve Ellcey <sje@cup.hp.com>
15752 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
15753 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
15755 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
15757 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
15759 (__mingwthr_remove_key_dtor): Likewise.
15761 2009-06-26 Richard Guenther <rguenther@suse.de>
15763 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
15765 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
15767 PR middle-end/40525
15768 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
15769 try the non-cond_exec path also.
15771 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15774 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
15775 (output_cbranch): Use new functions.
15776 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
15779 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
15780 Pat Haugen <pthaugen@us.ibm.com>
15781 Revital Eres <ERES@il.ibm.com>
15783 * config/rs6000/rs6000.c (print_operand): Correct lossage message
15784 for %c error. Add %x support to print VSX registers as a unified
15785 register set, instead of separate float and altivec registers.
15786 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
15787 %y case, and add support for VSX pre-modify addresses.
15788 (output_toc): Add assert for CONST containing an integer constant
15790 (rs6000_adjust_cost): Add POWER7 support.
15791 (insn_must_be_first_in_group): Ditto.
15792 (insn_must_be_last_in_group): Ditto.
15793 (rs6000_emit_popcount): Ditto.
15794 (rs6000_vector_mode_supported_p): Ditto.
15796 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
15797 Change some of the functions called by macros to being called
15798 through a pointer, so debug functions can be inserted if
15799 -mdebug=addr or -mdebug=cost.
15800 (rs6000_preferred_reload_class_ptr): Ditto.
15801 (rs6000_secondary_reload_class_ptr): Ditto.
15802 (rs6000_secondary_memory_needed_ptr): Ditto.
15803 (rs6000_cannot_change_mode_class_ptr): Ditto.
15804 (rs6000_secondary_reload_inner): Ditto.
15805 (rs6000_legitimize_reload_address): Ditto.
15806 (rs6000_legitimize_reload_address_ptr): Ditto.
15807 (rs6000_mode_dependent_address): Ditto.
15808 (rs6000_mode_dependent_address_ptr): Ditto.
15810 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
15811 function to return true if the mode allows reg + integer
15813 (virtual_stack_registers_memory_p): New function to return true if
15814 the address refers to a virtual stack register.
15815 (rs6000_legitimate_offset_address_p): Move code to say whether a
15816 mode supports reg+int addressing to reg_offset_addressing_ok_p and
15818 (rs6000_legitimate_address_p): Add checks for modes that only can
15819 do reg+reg addressing. Start adding VSX support.
15820 (rs6000_legitimize_reload_address): Ditto.
15821 (rs6000_legitimize_address): Ditto.
15822 (rs6000_debug_legitimate_address_p): New debug functions for
15823 -mdebug=addr and -mdebug=cost.
15824 (rs6000_debug_rtx_costs): Ditto.
15825 (rs6000_debug_address_costs): Ditto.
15826 (rs6000_debug_adjust_cost): Ditto.
15827 (rs6000_debug_legitimize_address): Ditto.
15828 (rs6000_legitimize_reload_address_ptr): Point to call normal
15829 function or debug function. Make functions called via pointer
15831 (rs6000_mode_dependent_address_ptr): Ditto.
15832 (rs6000_secondary_reload_class_ptr): Ditto.
15833 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
15834 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
15835 into a friendlier error.
15836 (rs6000_init_builtins): Add initial VSX support.
15837 (rs6000_adjust_cost): Fix some spacing issues.
15839 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
15840 (REG_CLASS_NAMES): Ditto.
15841 (REG_CLASS_CONTENTS): Ditto.
15842 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
15843 pointer, to add -mdebug=addr support.
15844 (CANNOT_CHANGE_MODE_CLASS): Ditto.
15845 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
15846 -mdebug=addr support.
15847 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
15848 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
15849 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
15851 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
15853 (bswapsi*): Set attribute types for load/store. Add combiner
15854 patterns to eliminate zero extend on 64-bit.
15855 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
15856 stdbrx if the hardware supports those instructions.
15858 2009-06-25 Ian Lance Taylor <iant@google.com>
15860 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
15861 (Link Options): Document -static-libstdc++.
15863 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15866 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
15867 DATA_ALIGNMENT instead.
15869 2009-06-25 Richard Guenther <rguenther@suse.de>
15871 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
15872 indirect references against the callused/escaped solutions.
15873 (call_may_clobber_ref_p_1): Likewise.
15875 2009-06-25 Martin Jambor <mjambor@suse.cz>
15877 PR tree-optimization/40493
15878 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
15879 (enum unscalarized_data_handling): New type.
15880 (handle_unscalarized_data_in_subtree): Return what has been done.
15881 (load_assign_lhs_subreplacements): Handle left flushes differently.
15882 (sra_modify_assign): Use unscalarized_data_handling, simplified
15883 condition determining whether to remove the statement.
15885 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
15887 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
15888 excerpt - @ should be doubled for texinfo.
15890 2009-06-24 Ian Lance Taylor <iant@google.com>
15892 * config/arc/arc.c: Include "df.h".
15893 (arc_attribute_table): Make static. Move higher in file.
15894 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
15895 (output_shift): Initialize n later to avoid warning.
15896 * config/arm/arm.c (arm_attribute_table): Make static. Move
15898 * config/avr/avr.c (avr_attribute_table): Make static. Move
15900 (reg_class_tab): Change array type from int to enum reg_class.
15901 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
15903 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
15904 (lshrhi3_out): Likewise.
15905 (class_likely_spilled_p): Change return type to bool.
15906 (avr_rtx_costs): Use local code variable with enum type.
15907 * config/avr/avr.md (movmemhi): Use add_reg_note.
15908 (andhi3, andsi3): Don't use AS2 with "and".
15909 (iorhi3, iorsi3): Don't use AS2 with "or".
15910 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
15911 * config/crx/crx.c: Include "df.h".
15912 (crx_attribute_table): Make static.
15913 * config/m32r/m32r.c: Include "df.h".
15914 (m32r_attribute_table): Make static. Move higher in file.
15915 (pop): Use add_reg_note.
15916 (block_move_call): Change 0 to LCT_NORMAL in function call.
15917 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
15918 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
15919 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
15920 declare, not just when TREE_CODE is defined.
15921 * config/m68hc11/m68hc11.c: Include "expr.h".
15922 (m68hc11_attribute_table): Make static. Move higher in file.
15923 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
15925 (m68hc11_register_indirect_p): Likewise.
15926 (m68hc11_function_arg_padding): Change return type to enum
15928 (emit_move_after_reload): Use add_reg_note.
15929 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
15930 (m68hc11_split_logical): Likewise.
15931 (m68hc11_rtx_costs): Add local code_and outer_code variables with
15933 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
15934 to VOIDmode in function call.
15935 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
15937 (m68hc11_split_logical): Update declaration.
15938 (m68hc11_function_arg_padding): Update declaration.
15939 * config/mcore/mcore.c (regno_reg_class): Change form array of int
15940 to array of enum reg_class.
15941 (mcore_attribute_table): Make static. Move higher in file.
15942 (mcore_rtx_costs): Add cast to enum type.
15943 * config/mcore/mcore.h (regno_reg_class): Update declaration.
15944 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
15945 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
15947 * config/sh/predicates.md (trapping_target_operand): Rename and to
15949 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
15951 * config/spu/spu.c (spu_attribute_table): Make static. Move
15953 * config/v850/v850.c (v850_attribute_table): Make static. Move
15955 (v850_rtx_costs): Use local code with enum type.
15956 (expand_epilogue): Add cast.
15957 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
15959 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
15962 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
15963 -m2a-single-only and -m2a-nofpu.
15964 * config/sh/sh.opt: Document m2a generates FPU code.
15966 2009-06-24 Anatoly Sokolov <aesok@post.ru>
15968 * defaults.h (CAN_ELIMINATE): Provide default.
15969 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
15970 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
15971 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
15972 * config/spu/spu.h (CAN_ELIMINATE): Delete.
15973 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
15974 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
15975 * config/cris/cris.h (CAN_ELIMINATE): Delete.
15976 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
15977 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
15978 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
15980 2009-06-24 DJ Delorie <dj@redhat.com>
15982 * mep-ext-cop.cpu: Fix copyright notice.
15983 * mep-default: Fix copyright notice.
15984 * mep-core: Fix copyright notice.
15985 * mep: Fix copyright notice.
15986 * mep-ivc2: Fix copyright notice.
15987 * mep-c5: Fix copyright notice.
15989 2009-06-24 Denis Chertykov <chertykov@gmail.com>
15991 * doc/contrib.texi (Contributors):
15993 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
15995 PR middle-end/40501
15996 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
15997 src and dst operands if necessary.
15999 2009-06-23 DJ Delorie <dj@redhat.com>
16002 * config.gcc: Add mep support.
16003 * recog.c: Resurrect validate_replace_rtx_subexp().
16004 * recog.h: Likewise.
16005 * config/mep/: Add new port:
16006 * config/mep/constraints.md: New file.
16007 * config/mep/default.h: New file.
16008 * config/mep/intrinsics.h: New file.
16009 * config/mep/intrinsics.md: New file.
16010 * config/mep/ivc2-template.h: New file.
16011 * config/mep/mep-c5.cpu: New file.
16012 * config/mep/mep-core.cpu: New file.
16013 * config/mep/mep-default.cpu: New file.
16014 * config/mep/mep-ext-cop.cpu: New file.
16015 * config/mep/mep-intrin.h: New file.
16016 * config/mep/mep-ivc2.cpu: New file.
16017 * config/mep/mep-lib1.asm: New file.
16018 * config/mep/mep-lib2.c: New file.
16019 * config/mep/mep-pragma.c: New file.
16020 * config/mep/mep-protos.h: New file.
16021 * config/mep/mep-tramp.c: New file.
16022 * config/mep/mep.c: New file.
16023 * config/mep/mep.cpu: New file.
16024 * config/mep/mep.h: New file.
16025 * config/mep/mep.md: New file.
16026 * config/mep/mep.opt: New file.
16027 * config/mep/predicates.md: New file.
16028 * config/mep/t-mep: New file.
16030 2009-06-23 Ian Lance Taylor <iant@google.com>
16032 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
16033 from loose_warn into c_loose_warn and from strict_warn into
16034 c_strict_warn. Set and substitute warn_cxxflags. Check for
16035 --enable-build-with-cxx. Set and substitute
16036 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
16037 * Makefile.in (CXXFLAGS): New variable.
16038 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
16039 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
16040 the default is the same as $(STRICT_WARN).
16041 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
16042 (CXX): New variable.
16043 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
16044 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
16045 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
16046 (HOST_LIBS): New variable.
16047 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
16048 (ALL_CXXFLAGS): New variable.
16049 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
16050 * doc/install.texi (Configuration): Document
16051 --enable-build-with-cxx, --with-stage1-ldflags,
16052 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
16053 * configure: Rebuild.
16055 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16057 * config/arm/arm.c (arm_override_options): Fix braces and formatting
16058 from previous commit.
16060 2009-06-23 Ian Lance Taylor <iant@google.com>
16062 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
16064 2009-06-23 Ian Lance Taylor <iant@google.com>
16066 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
16067 with ATTRIBUTE_UNUSED.
16069 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16070 Pat Haugen <pthaugen@us.ibm.com>
16071 Revital Eres <eres@il.ibm.com>
16073 * config.in (HAVE_AS_POPCNTD): Add default definition.
16074 (HAVE_AS_LWSYNC): Ditto.
16076 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
16078 (gcc_cv_as_powerpc_cmpb): Ditto.
16079 (gcc_cv_as_powerpc_dfp): Ditto.
16080 (gcc_cv_as_powerpc_vsx): Ditto.
16081 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
16082 supporting the popcntd/lwsync instructions.
16083 (gcc_cv_as_powerpc_lwsync): Ditto.
16084 * configure: Regenerate.
16086 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
16087 -mcpu=native and -mcpu=power7.
16088 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
16090 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
16091 a variable instead of a mask to reduce the number of mask bits.
16092 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
16093 (-mbit-word): Ditto.
16094 (-mregnames): Ditto.
16095 * config/rs6000/rs6000.opt (-mupdate): Ditto.
16096 (-mfused-madd): Ditto.
16098 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
16100 (-mvsx): New switch for VSX instructions.
16101 (-misel): Move from a variable to a mask to allow it to be set by
16104 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
16105 function declaration to an array declaration.
16106 (rs6000_hard_regno_nregs): New external array declaration.
16108 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
16109 files included by rs6000.md.
16111 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
16112 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
16114 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
16116 (rs6000_debug_reg): New -mdebug= variables.
16117 (rs6000_debug_addr): Ditto.
16118 (rs6000_debug_cost): Ditto.
16119 (rs6000_pmode): New variable to hold Pmode.
16120 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
16121 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
16122 calculated at compiler start.
16123 (rs6000_hard_regno_nregs): Change function to an array which holds
16124 HARD_REGNO_NREGS calculated at compiler start.
16125 (rs6000_explicit_options): Delete isel field.
16126 (rs6000_vector_unit): New array to hold which vector unit
16127 supports arithmetic options for a given type.
16128 (rs6000_vector_mem): New array to hold which vector unit supports
16129 memory reference operations for a given type.
16130 (rs6000_vector_align): New array to given the alignment of each
16132 (power7_cost): New basic costs for power7.
16133 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
16134 (rs6000_hard_regno_nregs_internal): New function, moved from
16135 HARD_REGNO_NREGS, to calculate the number of registers each hard
16136 register takes for each type.
16137 (rs6000_debug_reg_print): New function for -mdebug=reg support.
16138 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
16139 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
16140 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
16141 unit information here so it is calculated once at compiler startup
16143 (rs6000_override_options): Make -misel a target mask. Add more
16144 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
16145 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
16147 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
16148 (rs6000_handle_option): Move -misel from variable to target mask.
16149 (rs6000_builtin_mask_for_load): Add VSX support.
16150 (rs6000_conditional_register_usage): Ditto.
16151 (USE_ALTIVEC_FOR_ARG_P): Ditto.
16152 (function_arg_boundary): Ditto.
16153 (rs6000_expand_builtin): Ditto.
16154 (def_builtin): Make abort message a little friendlier.
16155 (rs6000_emit_int_cmove): Add support for 64-bit isel.
16157 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
16158 assembler support the popcntd instruction instead of a vsx
16159 instruction to enable power7 support.
16160 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
16161 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
16162 option to the assembler if -mcpu=native.
16163 (ASM_CPU_NATIVE_SPEC): Ditto.
16164 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
16166 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
16167 the lwsync instruction.
16168 (enum processor_type): Add PROCESSOR_POWER7.
16169 (rs6000_debug_reg): New -mdebug= options.
16170 (rs6000_debug_addr): Ditto.
16171 (rs6000_debug_cost): Ditto.
16172 (rs6000_isel): Delete.
16173 (enum rs6000_vector): New enum to say what vector unit we have.
16174 (VECTOR_UNIT_*): New macros to say which vector unit has
16175 arithmetic operations for a given type.
16176 (VECTOR_MEM_*): New macros to say which vector unit has memory
16177 operations for a given type.
16178 (TARGET_LDBRX): Whether the machine supports the ldbrx
16180 (TARGET_ISEL): Delete, -misel moved to be a mask.
16181 (TARGET_ISEL64): New macro for 64-bit isel support.
16182 (UNITS_PER_VSX_WORD): New macro.
16183 (POINTER_SIZE): Move to be an external variable, rather than
16184 calculating whether we are generating 32 ot 64-bit code.
16186 (STACK_BOUNDARY): Add VSX support.
16187 (LOCAL_ALIGNMENT): Ditto.
16188 (SLOW_UNALIGNED_ACCESS): Ditto.
16189 (VSX_REGNO_P): New macro for VSX support.
16190 (VFLOAT_REGNO_P): Ditto.
16191 (VINT_REGNO_P): Ditto.
16192 (VLOGICAL_REGNO_P): Ditto.
16193 (VSX_VECTOR_MODE): Ditto.
16194 (VSX_SCALAR_MODE): Ditto.
16196 (VSX_MOVE_MODE): Ditto.
16197 (VSX_REG_CLASS_P): Ditto.
16198 (HARD_REGNO_NREGS): Instead of calling a function, use an array
16200 (UNITS_PER_SIMD_WORD): Add VSX support.
16201 (MODES_TIEABLE_P): Ditto.
16202 (STARTING_FRAME_OFFSET): Ditto.
16203 (STACK_DYNAMIC_OFFSET): Ditto.
16204 (EPILOGUE_USES): Ditto.
16205 (REGNO_REG_CLASS): Move to array lookup.
16206 (CLASS_MAX_NREGS): Ditto.
16207 (rs6000_vector_reg_class): Add declaration.
16208 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
16209 overlap with the floating point and Altivec registers.
16211 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
16213 * config/rs6000/driver-rs6000.c (asm_names): New static array to
16214 give the appropriate asm switches if -mcpu=native.
16215 (host_detect_local_cpu): Add support for "asm".
16216 (host_detect_local_cpu): Follow GNU code guidelines for name.
16218 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
16219 -mbit-word to a variable instead of being a target mask.
16221 * config/rs6000/sync.md (lwsync): If the assembler supports it,
16222 emit the lwsync instruction instead of emitting the instruction as
16223 an integer constant.
16225 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
16226 fixuns_trundfsi2, move expander into rs6000.md.
16228 * config/rs6000/rs6000.md (cpu): Add power7.
16229 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
16230 (logical predicate patterns): Change the single instruction
16231 primitives that set CR0 to be fast_compare instead of compare.
16233 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
16234 (popcntddi2): Ditto.
16235 (popcount<mode>): Ditto.
16236 (floating multiply/add insns): Name the floating point
16237 multiply/add insns.
16238 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
16239 (isel_unsigned_<mode>): Ditto.
16240 (fixuns_trundfsi2): Move expander here from spe.md.
16241 (smindi3): Define if we have -misel on 64-bit systems.
16246 2009-06-23 Anatoly Sokolov <aesok@post.ru>
16248 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
16250 * config/avr/avr.c (avr_current_device): New variable.
16251 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
16252 (avr_arch, mcu_type_s): Move to avr.h.
16253 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
16254 default_data_section_start fields.
16255 (avr_arch): Moved from avr.c.
16256 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
16257 library_name fields.
16258 (avr_current_device, avr_mcu_types, avr_arch_types,
16259 avr_device_to_arch, avr_device_to_data_start,
16260 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
16261 (EXTRA_SPEC_FUNCTIONS): Define.
16262 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
16263 options mapping. Use device_to_arch and device_to_data_start insted.
16264 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
16265 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
16266 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
16267 * config/avr/driver-avr.c: New file.
16268 * config/avr/avr-devices.c: New file.
16270 2009-06-23 Jakub Jelinek <jakub@redhat.com>
16272 * var-tracking.c (unshare_variable): Force initialized to
16273 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
16274 (set_variable_part): Likewise.
16275 (struct variable_union_info): Remove pos_src field.
16276 (vui_vec, vui_allocated): New variables.
16277 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
16278 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
16279 == 1 use a simpler sorting algorithm. Compute pos field right
16280 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
16281 Avoid quadratic comparison if !flag_var_tracking_uninit.
16282 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
16283 unshare_variable unconditionally.
16284 (dataflow_set_different_2): Removed.
16285 (dataflow_set_different): Don't traverse second hash table.
16286 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
16287 unconditionally to var_reg_set or var_mem_set.
16288 (emit_notes_in_bb): Likewise.
16289 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
16291 (emit_note_insn_var_location): Don't set initialized to
16292 VAR_INIT_STATUS_INITIALIZED early.
16293 (vt_finalize): Free vui_vec if needed, clear vui_vec and
16295 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
16297 * tree-object-size.c (addr_object_size): Instead of checking
16298 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
16299 are no FIELD_DECLs following it.
16301 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
16303 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
16304 order to match bswaps with signed source operands.
16306 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16308 * sdbout.c (sdbout_one_type): Fix braces in switch.
16310 2009-06-23 Richard Guenther <rguenther@suse.de>
16312 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
16314 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
16315 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
16316 var_callused, callused_tree, var_storedanything, storedanything_tree,
16317 var_integer, integer_tree): Remove global variables.
16318 (new_var_info): Do not pass new id, append the new var to the
16319 global variable vector.
16320 (do_ds_constraint): Use is_global_var member of the variable-info.
16321 (new_scalar_tmp_constraint_exp): Adjust.
16322 (create_function_info_for): Likewise.
16323 (create_variable_info_for): Likewise.
16324 (find_what_var_points_to): Remove dead code.
16325 (init_base_vars): Simplify.
16326 (compute_points_to_sets): Adjust.
16328 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
16330 * combine.c (try_combine): Dump information about the insns we're
16333 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
16335 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
16336 check when calling force_to_mode on TRUNCATE's operand.
16338 2009-06-22 Ian Lance Taylor <iant@google.com>
16340 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
16342 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
16344 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
16346 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16348 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
16349 override library linkage flags such as -static-libgcc or
16352 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16354 * config/m68k/m68k-devices.def: Add line for MCF5221x.
16356 2009-06-22 Ian Lance Taylor <iant@google.com>
16358 * config/linux.opt: Put mglibc ahead of muclibc.
16360 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
16361 for duplicate decls.
16363 2009-06-22 Matthias Klose <doko@ubuntu.com>
16365 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
16367 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
16370 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
16371 instead of NULL if a parser error occurs.
16373 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16375 * dwarf2out.c (dwarf2_debug_hooks): Initialize
16376 non-DWARF2_DEBUGGING_INFO version.
16378 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
16380 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
16381 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
16383 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
16384 (LIBGCC2_TF_CEXT): Define.
16387 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16390 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
16392 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16394 * config/arm/arm.c (arm_override_options): Disable
16395 -mcaller-super-interworking and -mcallee-super-interworking.
16396 * doc/invoke.texi (ARM Options): Document this.
16398 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
16400 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
16401 * config/arm/constraints.md (j): New constraint for movw operands.
16402 (N): Remove thumb2 meaning.
16403 * config/arm/arm.md (*arm_movw): Delete.
16404 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
16405 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
16406 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
16408 2009-06-22 Martin Jambor <mjambor@suse.cz>
16410 PR tree-optimization/40492
16411 * tree-sra.c (sra_modify_assign): Pass zero offsets to
16412 build_ref_for_offset.
16414 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
16416 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
16417 JUMP_TABLE_DATA_P predicates where applicable.
16418 * auto-inc-dec.c: Ditto.
16419 * builtins.c: Ditto.
16420 * caller-save.c: Ditto.
16422 * cfgcleanup.c: Ditto.
16423 * cfglayout.c: Ditto.
16425 * combine.c: Ditto.
16426 * combine-stack-adj.c: Ditto.
16430 * df-scan.c: Ditto.
16432 * dwarf2asm.c: Ditto.
16433 * dwarf2out.c: Ditto.
16434 * emit-rtl.c: Ditto.
16440 * function.c: Ditto.
16443 * genpreds.c: Ditto.
16444 * genrecog.c: Ditto.
16446 * ira-costs.c: Ditto.
16447 * ira-lives.c: Ditto.
16449 * loop-iv.c: Ditto.
16450 * lower-subreg.c: Ditto.
16451 * modulo-sched.c: Ditto.
16453 * postreload.c: Ditto.
16454 * print-rtl.c: Ditto.
16456 * reginfo.c: Ditto.
16457 * regmove.c: Ditto.
16458 * reload1.c: Ditto.
16461 * rtlanal.c: Ditto.
16463 * sched-vis.c: Ditto.
16465 * sel-sched-ir.c: Ditto.
16466 * simplify-rtx.c: Ditto.
16467 * targhooks.c: Ditto.
16468 * var-tracking.c: Ditto.
16469 * vmsdbgout.c: Ditto.
16471 2009-06-22 Matthias Klose <doko@ubuntu.com>
16473 * Makefile.in (install-plugin): Always use DESTDIR.
16475 2009-06-22 Olivier Hainque <hainque@adacore.com>
16477 * config/pa/pa.c (output_call): Don't optimize post call jumps
16478 into return address adjustments if the call may throw.
16480 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
16482 * arm.c (thumb1_output_casesi): New function.
16483 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
16484 optimizing for size or PIC.
16485 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
16486 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
16487 (casesi): Handle Thumb-1 when optimizing for size or PIC.
16488 (thumb1_casesi_internal_pic): New expand rule.
16489 (thumb1_casesi_dispatch): New pattern.
16490 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
16492 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
16493 in the text seciton when PIC or optimizing for size.
16494 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
16495 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
16496 preservation properties of code.
16497 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
16498 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
16499 (__gnu_thumb1_case_si): New function.
16500 * t-arm (LIB1ASMSRC): Define here.
16501 (LIB1ASMFUNCS): Add some common functions.
16502 * t-arm-elf (LIB1ASMSRC): Delete.
16503 (LIB1ASMFUNCS): Append to existing set.
16504 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16505 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16506 * t-symbian (LIB1ASMFUNCS): Likewise.
16507 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16508 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16510 2009-06-21 Richard Guenther <rguenther@suse.de>
16512 PR tree-optimization/38729
16513 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
16514 to loops with a single exit if -fno-expensive-optimizations.
16516 2009-06-21 Jakub Jelinek <jakub@redhat.com>
16518 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
16519 (dataflow_set): Change vars type from htab_t to shared_hash.
16520 (shared_hash_pool, empty_shared_hash): New variables.
16521 (vars_clear): Removed.
16522 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
16523 shared_hash_find_slot_unshare, shared_hash_find_slot,
16524 shared_hash_find_slot_noinsert, shared_hash_find): New
16526 (shared_hash_unshare, shared_hash_destroy): New functions.
16527 (unshare_variable): Unshare set->vars if shared, use
16529 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
16530 (get_init_value, find_src_set_src, dump_dataflow_set,
16531 clobber_variable_part, emit_notes_for_differences): Use
16533 (dataflow_set_init): Remove second argument, set vars to
16534 empty_shared_hash instead of creating a new htab.
16535 (dataflow_set_clear): Call shared_hash_destroy and set vars
16536 to empty_shared_hash instead of calling vars_clear.
16537 (dataflow_set_copy): Don't call vars_copy, instead just share
16538 the src htab with dst.
16539 (variable_union): Use shared_hash_*, use initially NO_INSERT
16540 lookup if set->vars is shared. Don't keep slot cleared before
16541 calling unshare_variable. Unshare set->vars if needed.
16542 Even ->refcount == 1 vars must be unshared if set->vars is shared
16543 and var needs to be modified.
16544 (variable_canonicalize): New function.
16545 (dataflow_set_union): If dst->vars is empty, just share src->vars
16546 with dst->vars and traverse with variable_canonicalize to canonicalize
16547 and unshare what is needed.
16548 (dataflow_set_different): If old_set and new_set use the same shared
16549 htab, they aren't different. If number of htab elements is different,
16550 htabs are different. Use shared_hash_*.
16551 (dataflow_set_destroy): Call shared_hash_destroy instead of
16553 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
16554 second argument to dataflow_set_init.
16555 (vt_initialize): Likewise. Initialize shared_hash_pool and
16556 empty_shared_hash, move bb in/out initialization afterwards.
16557 Use variable_htab_free instead of NULL as changed_variables del hook.
16558 (variable_was_changed): Change type of second argument to pointer to
16559 dataflow_set. When inserting var into changed_variables, bump
16560 refcount. Unshare set->vars if set is shared htab and slot needs to
16562 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
16563 lookup if set->vars is shared. Unshare set->vars if needed.
16564 Even ->refcount == 1 vars must be unshared if set->vars is shared
16565 and var needs to be modified. Adjust variable_was_changed caller.
16566 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
16567 vars must be unshared if set->vars is shared and var needs to be
16568 modified. Adjust variable_was_changed caller.
16569 (emit_note_insn_var_location): Don't pool_free var.
16570 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
16572 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
16573 free_alloc_pool on shared_hash_pool.
16575 2009-06-20 Anthony Green <green@moxielogic.com>
16577 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
16578 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
16580 2009-06-20 Richard Guenther <rguenther@suse.de>
16582 * tree-ssa-structalias.c (find_func_aliases): For memset use
16583 a constraint from NULL if we memset to zero.
16584 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
16585 we explicitly handle that do not read from memory.
16586 (call_may_clobber_ref_p_1): Properly handle builtins that may
16589 2009-06-20 Richard Guenther <rguenther@suse.de>
16591 PR tree-optimization/40495
16592 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
16593 (new_scalar_tmp_constraint_exp): New function.
16594 (process_constraint): Do not create temporary decls.
16595 (process_all_all_constraints): Likewise.
16596 (handle_const_call): Likewise.
16597 (create_function_info_for): Do not set decl.
16599 2009-06-19 Ian Lance Taylor <iant@google.com>
16601 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
16602 (rs6000_attribute_table): Make static; move before use.
16604 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
16606 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
16607 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
16608 Propagate the TREE_READONLY flag without overwriting it.
16609 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
16610 Propagate the TREE_READONLY flag onto the result.
16611 (process_call_operands): Move around. Use correct constant value.
16613 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16616 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
16617 * config/arm/arm.md: Likewise.
16619 2009-06-19 Ian Lance Taylor <iant@google.com>
16621 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
16622 to GIMPLE_ERROR_MARK.
16624 * c-typeck.c (build_conditional_expr): Add op1_original_type and
16625 op2_original_type parameters. Warn about using different enum types.
16626 * c-parser.c (c_parser_conditional_expression): Pass original
16627 types to build_conditional_expr.
16628 * c-tree.h (build_conditional_expr): Update declaration.
16630 2009-06-19 Ian Lance Taylor <iant@google.com>
16632 * config/i386/i386.c (ix86_function_specific_save): Test that
16633 fields match values, rather than testing the values are in a
16636 2009-06-19 Richard Guenther <rguenther@suse.de>
16638 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
16639 ADDR_EXPR pointers.
16640 (ptr_derefs_may_alias_p): Likewise.
16641 (ptr_deref_may_alias_ref_p_1): New function.
16642 (ptr_deref_may_alias_ref_p): Likewise.
16643 (ref_maybe_used_by_call_p_1): Handle builtins that are not
16644 covered by looking at the ESCAPED solution.
16645 (call_may_clobber_ref_p_1): Likewise.
16646 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
16647 Handle NULL_TREE offset. Do not produce redundant constraints.
16648 (process_all_all_constraints): New helper function.
16649 (do_structure_copy): Use it.
16650 (handle_lhs_call): Likewise.
16651 (find_func_aliases): Handle some builtins with pointer arguments
16652 and/or return values explicitly.
16654 2009-06-19 Ian Lance Taylor <iant@google.com>
16656 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
16658 2009-06-19 Ian Lance Taylor <iant@google.com>
16660 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
16662 2009-06-19 Ian Lance Taylor <iant@google.com>
16664 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
16665 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
16668 * c-decl.c (finish_decl): If -Wc++-compat, warn about
16669 uninitialized const.
16671 2009-06-19 Ian Lance Taylor <iant@google.com>
16673 * dse.c (struct store_info): Rename bitmap field to bmap. Change
16676 * c-decl.c (in_struct, struct_types): Remove.
16677 (struct c_binding): Add in_struct field.
16678 (c_binding_ptr): Define type, along with VEC.
16679 (struct c_struct_parse_info): Define.
16680 (struct_parse_info): New static variable.
16681 (bind): Initialize in_struct field.
16682 (start_struct): Remove enclosing_in_struct and
16683 enclosing_struct_types parameters. Add
16684 enclosing_struct_parse_info parameter. Change all callers. Set
16685 struct_parse_info rather than in_struct and struct_types.
16686 (grokfield): If -Wc++-compat and there is a symbol binding for the
16687 field name, set the in_struct flag and push it on the
16688 struct_parse_info->fields vector.
16689 (warn_cxx_compat_finish_struct): New static function.
16690 (finish_struct): Remove enclosing_in_struct and
16691 enclosing_struct_types parameters. Add
16692 enclosing_struct_parse_info parameter. Change all callers. Don't
16693 set C_TYPE_DEFINED_IN_STRUCT here. Call
16694 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
16695 parameter. Only push on struct_types if warn_cxx_compat.
16696 (finish_enum): Only push on struct_types if warn_cxx_compat.
16697 (declspecs_add_type): Add loc parameter. Change all callers.
16698 Change all error calls to error_at. Pass loc, not input_location,
16699 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
16700 defined in a struct. If -Wc++-compat and parsing a struct, record
16701 that a typedef name was used.
16702 * c-parser.c (c_parser_declspecs): Get location to pass to
16703 declspecs_add_type.
16704 (c_parser_struct_or_union_specifier): Update calls to start_struct
16706 * c-tree.h (struct c_struct_parse_info): Declare.
16707 (finish_struct, start_struct): Update declarations.
16708 (declspecs_add_type): Update declaration.
16710 2009-06-19 Ian Lance Taylor <iant@google.com>
16712 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
16713 variable with an anonymous type.
16715 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
16717 * see.c: Remove for real.
16719 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
16721 * optabs.h (enum optab_index): Add new OTI_significand.
16722 (significand_optab): Define corresponding macro.
16723 * optabs.c (init_optabs): Initialize significand_optab.
16724 * genopinit.c (optabs): Implement significand_optab using
16725 significand?f2 patterns.
16726 * builtins.c (expand_builtin_mathfn): Handle
16727 BUILT_IN_SIGNIFICAND{,F,L}.
16728 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
16729 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
16731 * config/i386/i386.md (significandxf2, significand<mode>2): New
16732 expanders to implement significandf, significand and significandl
16733 built-ins as inline x87 intrinsics.
16735 2009-06-18 Anatoly Sokolov <aesok@post.ru>
16737 * config/avr/avr.c (avr_override_options): Remove setting value of
16738 PARAM_INLINE_CALL_COST.
16740 2009-06-18 Richard Henderson <rth@redhat.com>
16743 * tree-pass.h (TDF_ASMNAME): New.
16744 * tree-dump.c (dump_options): Add asmname.
16745 * doc/invoke.texi: Document it.
16747 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
16748 (dump_decl_name): ...here.
16749 (dump_function_name): New flags arg; mind TDF_ASMNAME.
16750 (dump_generic_node): Update dump_function_name calls.
16751 (print_call_name): New flags arg; update all dump calls.
16752 * diagnostic.h (print_call_name): Update.
16753 * gimple-pretty-print.c (dump_gimple_call): Update.
16755 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
16758 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
16760 2009-06-18 Diego Novillo <dnovillo@google.com>
16762 * doc/plugins.texi: Document plugin_is_GPL_compatible.
16763 * plugin.c (str_license): Declare.
16764 (try_init_one_plugin): Assert that the symbol
16765 'plugin_is_GPL_compatible' exists.
16767 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
16770 * Makefile.in (OBJS-common): Remove see.o.
16772 * common.opt (fsee): Mark as preserved for backward compatibility.
16773 * opts.c (common_handle_option): Add OPT_fsee to the backward
16774 compatibility section.
16775 * passes.c (init_optimization_passes, pass_see): Remove pass.
16776 * timevar.def (TV_SEE): Remove.
16777 * tree-pass.h (pass_see): Remove declaration.
16778 * doc/invoke.texi (-fsee): Remove documentation.
16780 2009-06-18 Martin Jambor <mjambor@suse.cz>
16782 * tree-sra.c: Include statistics.h
16783 (sra_stats): New variable.
16784 (sra_initialize): Clear sra_stats.
16785 (create_access_replacement): Increment sra_stats.replacements.
16786 (get_access_replacement): Do not return twice.
16787 (analyze_all_variable_accesses): Increment statistics counter by the
16788 number of scalarized aggregates.
16789 (generate_subtree_copies): Increment sra_stats.subtree_copies.
16790 (sra_modify_expr): Increment sra_stats.exprs.
16791 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
16792 (sra_modify_assign): Increment sra_stats.exprs,
16793 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
16794 (perform_intra_sra): Update statistics counters.
16795 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
16797 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
16799 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
16800 (arm_scalar_mode_supported_p): New function.
16802 2009-06-18 Paul Brook <paul@codesourcery.com>
16803 Sandra Loosemore <sandra@codesourcery.com>
16805 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
16806 (__extendhfsf2, __truncsfhf2): Define.
16807 * config/arm/fp16.c: New file.
16808 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
16809 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
16811 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
16813 * doc/extend.texi (Half-Precision): New section.
16814 * doc/invoke.texi (Option Summary): List -mfp16-format.
16815 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
16816 * config/arm/arm.opt (mfp16-format=): New.
16817 * config/arm/arm.c: Include intl.h.
16818 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
16819 (TARGET_INVALID_RETURN_TYPE): Redefine.
16820 (TARGET_PROMOTED_TYPE): Redefine.
16821 (TARGET_CONVERT_TO_TYPE): Redefine.
16822 (arm_fp16_format): Define.
16823 (all_fpus): Add entry for neon-fp16.
16824 (fp_model_for_fpu): Likewise.
16825 (struct fp16_format): Declare.
16826 (all_fp16_formats): Define.
16827 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
16829 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
16831 (arm_legitimate_index_p): Treat HFmode like HImode.
16832 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
16833 (coproc_secondary_reload_class): Special-case HFmode.
16834 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
16835 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
16836 (arm_init_fp16_builtins): New.
16837 (arm_init_builtins): Call it.
16838 (arm_invalid_parameter_type): New.
16839 (arm_invalid_return_type): New.
16840 (arm_promoted_type): New.
16841 (arm_convert_to_type).
16842 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
16844 (arm_emit_fp16_const): New function.
16845 (arm_mangle_type): Mangle __fp16 as "Dh".
16846 * config/arm/arm.h (TARGET_VFPD32): Make it know about
16848 (TARGET_NEON_FP16): New.
16849 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
16850 (enum fputype): Add FPUTYPE_NEON_FP16.
16851 (enum arm_fp16_format_type): Declare.
16852 (arm_fp16_format): Declare.
16853 (LARGEST_EXPONENT_IS_NORMAL): Define.
16854 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
16855 * config/arm/arm-modes.def (HFmode): Define.
16856 * config/arm/vfp.md (*movhf_vfp): New.
16857 (extendhfsf2): New.
16859 * config/arm/arm.md (fpu): Add neon_fp16.
16860 (floatsihf2, floatdihf2): New.
16861 (fix_trunchfsi2, fix_trunchfdi2): New.
16863 (extendhfdf2): New.
16865 (*arm32_movhf): New.
16866 (*thumb1_movhf): New.
16867 (consttable_2): Add check for HFmode constants.
16868 (consttable_4): Handle HFmode constants.
16870 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
16872 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
16874 2009-06-17 Olivier Hainque <hainque@adacore.com>
16876 * collect2.c (main): Use CONST_CAST2 to perform char ** to
16877 const char ** conversion in AIX specific section.
16879 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
16881 * config/i386/i386.c (ix86_special_builtin_type): Remove
16882 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
16883 (bdesc_special_args): Updated.
16884 (ix86_init_mmx_sse_builtins): Likewise.
16885 (ix86_expand_special_args_builtin): Likewise.
16887 2009-06-17 Richard Henderson <rth@redhat.com>
16889 * tree-pretty-print.c (maybe_dump_asm_name): New.
16890 (dump_decl_name): Use it.
16891 (PRINT_FUNCTION_NAME): Merge into...
16892 (dump_function_name): ... here. Use maybe_dump_asm_name.
16894 2009-06-17 Cary Coutant <ccoutant@google.com>
16896 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
16898 * debug.c (struct gcc_debug_hooks): Change placeholder for
16900 (debug_nothing_int_charstar_int): Replaced by...
16901 (debug_nothing_int_charstar_int_bool): ...this.
16902 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
16903 source_line prototype.
16904 (debug_nothing_int_charstar_int): Replaced by...
16905 (debug_nothing_int_charstar_int_bool): ...this.
16906 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
16907 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
16908 Output is_stmt operand when necessary.
16909 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
16910 (notice_source_line): Add is_stmt parameter.
16911 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
16912 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
16914 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
16915 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
16917 2009-06-17 Ian Lance Taylor <iant@google.com>
16919 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
16921 (struct store_by_pieces_d): Rename from store_by_pieces. Change
16924 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
16926 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
16927 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
16928 tree_strip_sign_nop_conversions and
16929 tree_ssa_strip_useless_type_conversions rather than stripping
16930 the operations here.
16931 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
16933 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
16934 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
16935 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
16936 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
16939 2009-06-17 Michael Eager <eager@eagercon.com>
16941 * config/rs6000/constraints.md (register_constraint "d"): New.
16942 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
16943 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
16944 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
16945 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
16946 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
16947 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
16948 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
16949 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
16950 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
16951 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
16953 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
16954 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
16955 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
16956 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
16957 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
16958 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
16959 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
16960 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
16961 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
16962 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
16963 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
16964 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
16965 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
16966 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
16968 2009-06-16 Ian Lance Taylor <iant@google.com>
16970 * profile.c (total_num_never_executed): Don't define.
16971 (compute_branch_probabilities): Don't count or print
16972 num_never_executed.
16973 (init_branch_prob): Don't set total_num_never_executed.
16974 (end_branch_prob): Don't print total_num_never_executed.
16976 2009-06-17 David Daney <ddaney@caviumnetworks.com>
16978 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
16980 2009-06-17 David Edelsohn <edelsohn@gnu.org>
16982 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
16983 (nabstd2_fpr): Same.
16985 2009-06-17 Steve Ellcey <sje@cup.hp.com>
16987 * expr.c (expand_assignment): Change complex type check.
16989 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
16991 * doc/plugins.texi (Building GCC plugins): Added new section.
16993 2009-06-17 Ian Lance Taylor <iant@google.com>
16995 * c-pch.c (get_ident): Don't set size of templ array.
16996 (pch_init): Don't set size of partial_pch array.
16998 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
16999 string constant to intialize an array whose size is the length of
17002 2009-06-17 Richard Guenther <rguenther@suse.de>
17004 PR tree-optimization/40389
17005 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
17006 to addressable types.
17007 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
17009 2009-06-17 Richard Guenther <rguenther@suse.de>
17011 PR middle-end/40460
17012 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
17013 if there is no evolution of left in the loop bail out.
17014 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
17015 chrec_fold_multiply.
17017 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
17018 Janis Johnson <janis187@us.ibm.com>
17021 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
17022 for the symbol ref of a constant that is the source of a move
17023 - nor for any other not-obvious-label-ref constants.
17025 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
17027 * plugin.c (position_pass): Skip newly inserted pass during list
17028 traversal to avoid repeated insertion.
17030 2009-06-16 Ian Lance Taylor <iant@google.com>
17032 * vec.h (VEC_stack_alloc): Define different version if
17033 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
17034 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
17035 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
17036 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
17038 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
17040 * config.gcc (extra_headers): Add ia32intrin.h for x86.
17042 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
17043 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
17044 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
17045 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
17046 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
17047 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
17048 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
17049 (bdesc_special_args): Add __builtin_ia32_rdtsc and
17050 __builtin_ia32_rdtscp.
17051 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
17052 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
17053 and __builtin_ia32_rorhi.
17054 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
17055 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
17056 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
17057 (ix86_expand_args_builtin): Likewise.
17058 (ix86_expand_special_args_builtin): Likewise.
17060 * config/i386/i386.md (UNSPECV_RDTSCP): New.
17061 (UNSPECV_RDTSC): Likewise.
17062 (UNSPECV_RDPMC): Likewise.
17063 (*bsr): Renamed to ...
17065 (*bsr_rex64): Renamed to ...
17068 (*rdpmc): Likewise.
17069 (*rdpmc_rex64): Likewise.
17071 (*rdtsc): Likewise.
17072 (*rdtsc_rex64): Likewise.
17073 (rdtscp): Likewise.
17074 (*rdtscp): Likewise.
17075 (*rdtscp_rex64): Likewise.
17077 * config/i386/ia32intrin.h: New.
17079 * config/i386/x86intrin.h: Include <ia32intrin.h>.
17081 2009-06-16 Ian Lance Taylor <iant@google.com>
17083 * ira-build.c (copy_info_to_removed_store_destinations):
17084 Initialize parent_a.
17086 2009-06-16 Ian Lance Taylor <iant@google.com>
17088 * c-decl.c (grokdeclarator): Change size_varies to bool.
17090 2009-06-16 Ian Lance Taylor <iant@google.com>
17092 * sel-sched.c: Make forward declarations of move_op_hooks and
17093 fur_hooks explicitly extern.
17095 2009-06-16 Ian Lance Taylor <iant@google.com>
17097 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
17098 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
17100 2009-06-16 Ian Lance Taylor <iant@google.com>
17102 * resource.c (mark_referenced_resources): Change
17103 include_delayed_effects parameter to bool. Change all callers.
17104 (mark_end_of_function_resources): Likewise.
17105 * reorg.c (insn_references_resource_p): Likewise.
17106 (insn_sets_resource_p): Likewise.
17107 * resource.h (mark_referenced_resources): Update declaration.
17108 (mark_end_of_function_resources): Update declaration.
17110 2009-06-16 David Edelsohn <edelsohn@gnu.org>
17112 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
17114 2009-06-16 David Edelsohn <edelsohn@gnu.org>
17116 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
17117 GCC can bootstrap on AIX with GNU Binutils 2.20.
17119 2009-06-16 Ian Lance Taylor <iant@google.com>
17121 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
17123 2009-06-16 Ian Lance Taylor <iant@google.com>
17125 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
17126 inline, not extern inline.
17127 (exact_log2): Likewise.
17128 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
17130 (exact_log2): Likewise, but don't test CTZ_HWI.
17132 2009-06-16 Ian Lance Taylor <iant@google.com>
17134 * bitmap.c (bitmap_clear): Don't declare as inline.
17135 * gimple.c (gimplify_assign): Likewise.
17136 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
17137 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
17138 (sched_scan_info): Remove duplicate definition.
17140 2009-06-16 Ian Lance Taylor <iant@google.com>
17142 * c-common.c (skip_evaluation): Don't define.
17143 (c_inhibit_evaluation_warnings): Define global variable.
17144 (overflow_warning): Check c_inhibit_evaluation_warnings rather
17145 than skip_evaluation.
17146 (convert_and_check, warn_for_div_by_zero): Likewise.
17147 * c-common.h (skip_evaluation): Don't declare.
17148 (c_inhibit_evaluation_warnings): Declare.
17149 * c-parser.c (c_parser_typeof_specifier): Set
17150 c_inhibit_evaluation_warnings rather than skip_evaluation.
17151 (c_parser_conditional_expression): Likewise.
17152 (c_parser_binary_expression): Likewise.
17153 (c_parser_sizeof_expression): Likewise.
17154 (c_parser_alignof_expression): Likewise.
17155 * c-typeck.c (build_indirect_ref): Check
17156 c_inhibit_evaluation_warnings rather than skip_evaluation.
17157 (build_conditional_expr, build_binary_op): Likewise.
17159 2009-06-16 Richard Guenther <rguenther@suse.de>
17161 * tree-ssa-alias.c (is_escape_site): Remove.
17162 * tree-ssa-alias.h (enum escape_type): Remove.
17163 (is_escape_site): Likewise.
17164 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
17165 via casts and asms without deferring to is_escape_site.
17167 2009-06-16 Jakub Jelinek <jakub@redhat.com>
17169 PR middle-end/40446
17170 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
17171 use gen_lowpart if op0 has complex mode.
17173 2009-06-16 Richard Guenther <rguenther@suse.de>
17175 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
17176 variables add them to ESCAPED.
17177 (find_func_aliases): Do not make all indirectly stored values escaped.
17179 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
17181 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
17182 make_decl_one_only.
17184 2009-06-16 Martin Jambor <mjambor@suse.cz>
17186 PR tree-optimization/40432
17187 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
17188 check whether we need to force gimple register operand.
17190 2009-06-16 Martin Jambor <mjambor@suse.cz>
17192 PR tree-optimization/40413
17193 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
17194 build_ref_for_offset.
17195 (propagate_subacesses_accross_link): Fix a typo in a comment.
17197 2009-06-16 Ira Rosen <irar@il.ibm.com>
17199 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
17200 with additional parameter.
17201 * tree-vectorizer.h (enum vect_def_type): Add new value
17203 (enum vect_relevant): Add comments.
17204 (vect_is_simple_reduction): Add new argument.
17205 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
17206 Detect nested cycles.
17207 (vect_is_simple_reduction): Update documentation, add an argument to
17208 distinguish inner-loop reduction from nested cycle, detect nested
17209 cycles, fix printings and indentation, don't swap operands in case
17211 (get_initial_def_for_reduction): Handle subtraction.
17212 (vect_create_epilog_for_reduction): Add new argument to specify
17213 reduction variable.
17214 (vect_finalize_reduction): Handle subtraction, fix comments.
17215 (vectorizable_reduction): Handle nested cycles. In case of nested
17216 cycle keep track of the reduction variable position. Call
17217 vect_is_simple_reduction with additional parameter. Use original
17218 statement code in reduction epilogue for nested cycle. Call
17219 vect_create_epilog_for_reduction with additional parameter.
17220 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
17221 inner-loop vectorization.
17222 (vect_recog_widen_sum_pattern): Likewise.
17223 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
17225 (vect_mark_stmts_to_be_vectorized): Likewise.
17226 (vect_get_vec_def_for_operand): Handle nested cycles.
17228 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17230 * doc/invoke.texi (Debugging Options): Fix option index entries
17231 for -fdump-statistics, -frandom-seed add entries for
17232 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
17233 (FRV Options): Fix entries for -mTLS, -mtls.
17234 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
17235 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
17236 (M68hc1x Options): Fix @itemx for -mnominmax.
17237 (MCore Options): Fix entry for -mno-lsim.
17238 (MMIX Options): Fix entry for -mabi=mmixware.
17239 (PDP-11 Options): Fix entry for -mbcopy-builtin.
17241 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
17243 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
17244 Mention the plugin mode of gengtype.
17245 * doc/gty.texi (Source Files Containing Type Information): Likewise.
17246 * gengtype.c: Updated copyright.
17247 (plugin_files, nb_plugin_files) Added new static variables.
17248 (measure_input_list) Care about plugin_files.
17249 (write_rtx_next): Added early return in plugin mode.
17250 (create_file): Updated copyright year in generated file. Added
17252 (oprintf): Added early return if NULL outf.
17253 (get_output_file_with_visibility): Care of plugin_files.
17254 (get_output_file_name): May return null.
17255 (write_local): Added early return.
17256 (put_mangled_filename): Ditto.
17257 (finish_root_table): Added check for base_files.
17258 (write_roots): Care about null when plugins.
17259 (main): Added plugin mode.
17261 2009-06-15 Ian Lance Taylor <iant@google.com>
17263 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
17264 * gcov.c (read_count_file): Add braces around variables declared
17267 * c.opt (Wjump-misses-init): New warning.
17268 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
17269 -Wall and -Wc++-compat if not already set.
17270 (c_common_post_options): Clear warn_jump_misses_init if it was not
17272 * c-decl.c (struct c_binding): Change type field to a union with
17273 new label field. Make it the first field in the struct. Update
17274 references to type to use u.type instead.
17275 (struct c_spot_bindings): Define.
17276 (struct c_goto_bindings): Define.
17277 (c_goto_bindings_p): Define, along with VECs.
17278 (struct c_label_vars): Define.
17279 (struct c_scope): Add has_label_bindings field.
17280 (bind_label, set_spot_bindings): New static functions.
17281 (decl_jump_unsafe, update_spot_bindings): New static functions.
17282 (update_label_decls): New static function.
17283 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
17284 Update binding u.label field to shadowed field.
17285 (c_binding_start_stmt_expr): New function.
17286 (c_binding_end_stmt_expr): New function.
17287 (pushdecl): Don't call c_begin_vm_scope.
17288 (make_label): Add defining and p_label_vars parameters. Change
17290 (lookup_label): Correct test for whether a label has not yet been
17291 defined. Call bind_label rather than bind.
17292 (warn_about_goto): New static function.
17293 (lookup_label_for_goto): New function.
17294 (declare_label): Call bind_label rather than bind.
17295 (check_earlier_gotos): New static function.
17296 (define_label): Don't give errors about jumping into statement
17297 expressions or scopes of variably modified types. Call
17298 set_spot_bindings and check_earlier_gotos. Call bind_label
17299 instead of bind. Don't set label_context_stack_se or
17300 label_context_stack_vm.
17301 (c_get_switch_bindings): New function.
17302 (c_release_switch_bindings): New function.
17303 (c_check_switch_jump_warnings): New function.
17304 (start_function): Don't set label_context_stack_se or
17305 label_context_stack_vm.
17306 (finish_function): Likewise.
17307 * c-typeck.c (label_context_stack_se): Don't define.
17308 (label_context_stack_vm): Don't define.
17309 (c_finish_goto_label): Call lookup_label_for_goto rather than
17310 lookup_label. Don't give errors about jumping into a statement
17311 expression or the scope of a variably modified type. Don't set
17312 label_context_stack_se or label_context_stack_vm.
17313 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
17314 fields. Add bindings field.
17315 (c_start_case): Don't set deleted fields. Set bindings field.
17316 (do_case): Rework order of tests. Don't check blocked_stmt_expr
17317 or blocked_vm. Call c_check_switch_jump_warnings.
17318 (c_finish_case): Don't test blocked_stmt_expr field. Call
17319 c_release_switch_bindings.
17320 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
17321 c_switch_stack. Don't walk label_context_stack_se labels. Don't
17322 set label_context_stack_se. Call c_bindings_start_stmt_expr.
17323 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
17324 c_switch_stack. Don't walk label_context_stack_se labels. Don't
17325 set label_context_stack_se. Call c_bindings_end_stmt_expr.
17326 (c_begin_vm_scope, c_end_vm_scope): Don't define.
17327 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
17328 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
17329 (C_DECL_UNJUMPABLE_VM): Don't define.
17330 (C_DECL_UNDEFINABLE_VM): Don't define.
17331 (struct c_label_list): Don't define.
17332 (struct c_label_context_se): Don't define.
17333 (struct c_label_context_vm): Don't define.
17334 (struct c_spot_bindings): Declare.
17335 (c_bindings_start_stmt_expr): Declare.
17336 (c_bindings_end_stmt_expr): Declare.
17337 (lookup_label_for_goto): Declare.
17338 (c_get_switch_bindings, c_release_switch_bindings): Declare.
17339 (c_check_switch_jump_warnings): Declare.
17340 (label_context_stack_se, label_context_stack_vm): Don't declare.
17341 (c_finish_goto_label): Update declaration.
17342 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
17343 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
17344 (Warning Options): Document -Wjump-misses-init.
17346 2009-06-15 Jakub Jelinek <jakub@redhat.com>
17348 * tree-object-size.c (addr_object_size): Fix a pasto in the last
17351 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
17353 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
17355 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
17357 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
17359 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
17361 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
17363 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
17365 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
17366 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
17367 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
17368 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
17369 * dwarf2asm.c (dw2_force_const_mem): Update call to
17370 make_decl_one_only.
17371 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
17372 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
17373 * langhooks.c (lhd_comdat_group): Remove.
17374 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
17375 * tree.h (DECL_COMDAT_GROUP): New.
17376 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
17377 (tree_decl_with_vis): Add comdat_group. Remove one_only.
17378 (make_decl_one_only): Change signature.
17379 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
17380 make_decl_one_only.
17381 (make_decl_one_only): Change signature.
17382 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
17384 2009-06-15 Richard Guenther <rguenther@suse.de>
17386 PR middle-end/40439
17387 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
17389 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17391 * tree-ssa-math-opts.c: Remove extra divide.
17393 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17395 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
17397 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17399 * passes.c: Add bswap pass.
17400 * tree-pass.h: Add pass_optimize_bswap declaration.
17401 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
17402 Include rtl.h, expr.h and optabs.h for optab_handler check.
17403 (struct symbolic_number, pass_optimize_bswap): New definition.
17404 (do_shift_rotate, verify_symbolic_number_p): New functions.
17405 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
17406 (gate_optimize_bswap): New function.
17407 * tree.c (widest_int_cst_value): New function.
17408 * tree.h (widest_int_cst_value): Prototype added.
17410 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
17412 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
17413 REG_EQUAL/REG_EQUIV notes.
17415 2009-06-14 Richard Guenther <rguenther@suse.de>
17417 PR middle-end/40389
17418 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
17419 has its address taken if NRV was applied and it is addressable.
17420 * tree-ssa-structalias.c (get_constraint_for_address_of): New
17421 function split out from ...
17422 (get_constraint_for_1): ... here.
17423 (handle_rhs_call): Use it to mark the return slot escaped if
17424 it is addressable and NRV was applied.
17426 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
17428 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
17429 Change first argument type to location_t.
17430 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
17431 Do not set input_location.
17432 Use loc instead of input_location throughout.
17434 2009-06-13 Richard Guenther <rguenther@suse.de>
17436 PR tree-optimization/40421
17437 * tree-predcom.c (should_unroll_loop_p): Remove.
17438 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
17440 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
17442 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17443 Add location argument.
17445 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
17447 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
17449 * config/s390/s390.c (s390_build_builtin_va_list): Same.
17450 (s390_gimplify_va_arg): Pass location to create_artificial_label.
17451 * config/spu/spu-protos.h: Add location to
17452 spu_resolve_overloaded_builtin.
17453 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
17454 spu_build_builtin_va_list.
17455 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
17456 argument. Pass location to build_function_call_vec.
17457 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
17459 (emit_fpu_switch): Same.
17460 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
17461 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
17462 to build_decl and create_artificial_label.
17463 (xtensa_gimplify_va_arg_expr): Same.
17464 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
17465 (xstormy16_gimplify_va_arg_expr): Same.
17466 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
17467 * config/arm/arm.c (arm_build_builtin_va_list): Same.
17468 * config/mips/mips.c (mips_build_builtin_va_list): Same.
17469 (mips16_build_function_stub): Same.
17470 (mips16_build_call_stub): Same.
17472 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
17475 * arm/constraints.md (Pa, Pb): New constraints.
17476 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
17477 split pattern to deal with them.
17479 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
17481 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
17482 fix index entry for -Xpreprocessor.
17484 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
17486 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17487 Add location argument to build_decl call.
17488 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
17489 (rs6000_init_builtins): Same.
17490 (spe_init_builtins): Same.
17491 (rs6000_gimplify_va_arg): Add location argument to
17492 create_artificial_label call.
17494 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
17496 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
17497 * combine-stack-adj.c (pass_stack_adjustments): Use it.
17498 * Makefile.in: Fix GGC dependency for gcse.o.
17500 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
17502 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
17503 * gimple-pretty-print.c (dump_gimple_stmt): Same.
17504 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
17506 * c-parser.c (c_parser_binary_expression): Use current column while
17507 building binary operations.
17508 * common.opt (fshow-column): Enable by default.
17509 * tree-vrp.c (check_array_ref): Use warning_at.
17510 (check_array_bounds): Use location from call back if expr has no
17512 * tree.h: Add location argument to maybe_fold_*.
17513 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
17514 (maybe_fold_offset_to_array_ref): Add location argument and use it.
17515 (maybe_fold_offset_to_component_ref): Same.
17516 (maybe_fold_offset_to_reference): Same.
17517 (maybe_fold_offset_to_address): Same.
17518 (maybe_fold_stmt_indirect): Same.
17519 (maybe_fold_stmt_addition): Same.
17520 (fold_stmt_r): Pass location to maybe_fold_*.
17521 (fold_gimple_assign): Same.
17522 * c-tree.h: Add location argument to finish_decl,
17523 default_function_array_conversion, store_init_value.
17524 * c-decl.c (define_label): Use error_at.
17525 (c_make_fname_decl): Pass location to finish_decl.
17526 (finish_decl): New location argument.
17527 (build_compound_literal): Pass location to store_init_value.
17528 (grokdeclarator): Pass location to finish_decl.
17530 * c-typeck.c (array_to_pointer_conversion): New location argument.
17531 (function_to_pointer_conversion): Same.
17532 (default_function_array_conversion): Same.
17533 (parser_build_unary_op): Pass location to overflow_warning.
17534 (parser_build_binary_op): Same. Use warning_at.
17535 (build_unary_op): Pass location to array_to_pointer_conversion.
17536 (build_c_cast): Pass location to digest_init.
17537 (build_modify_expr): New location argument.
17538 (convert_for_assignment): Same.
17539 (store_init_value): Same.
17540 (digest_init): Same.
17541 (output_init_element): Pass location to digest_init and
17542 array_to_pointer_conversion.
17543 (c_finish_return): Pass location to convert_for_assignment.
17544 * gimplify.c (gimplify_conversion): Pass location to
17545 maybe_fold_offset_to_address.
17546 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
17547 to maybe_fold_stmt_addition.
17548 * c-omp.c (c_finish_omp_atomic): Pass new location to
17550 (c_finish_omp_for): Same.
17551 * c-common.c (overflow_warning): New argument.
17552 * c-common.h: New argument to build_modify_expr, overflow_warning.
17553 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
17555 (c_parser_initializer): Pass location to
17556 default_function_array_conversion.
17557 (c_parser_initelt): Same.
17558 (c_parser_initval): Same.
17559 (c_parser_asm_operands): Same.
17560 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
17561 (c_parser_conditional_expression): Same.
17562 (c_parser_binary_expression): Add location info to stack. Use it.
17563 (c_parser_unary_expression): Pass location to
17564 default_function_array_conversion, parser_build_unary_op,
17565 build_indirect_ref, c_parser_postfix_expression_after_primary.
17566 (c_parser_postfix_expression_after_primary): New location argument.
17568 (c_parser_expression_conv): Pass location to
17569 default_function_array_conversion.
17570 (c_parser_expr_list): Same.
17571 (c_parser_omp_atomic): Same.
17572 (c_parser_omp_for_loop): Same.
17573 * c-tree.h (struct c_declarator): Add comment to id_loc.
17574 (build_array_declarator): New argument.
17575 * c-decl.c (build_array_declarator): Add location argument.
17576 (grokdeclarator): Set id_loc for cdk_array.
17577 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
17578 build_array_declarator.
17579 * tree.c (build_omp_clause): Add location argument.
17580 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
17581 (OMP_CLAUSE_LOCATION): New macro.
17582 (struct tree_omp_clause): Add location field.
17583 (build_omp_clause): Add argument.
17584 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
17586 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
17587 (cp_parser_omp_clause_collapse): Same.
17588 (cp_parser_omp_clause_default): Same.
17589 (cp_parser_omp_clause_if): Same.
17590 (cp_parser_omp_clause_nowait): Same.
17591 (cp_parser_omp_clause_num_threads): Same.
17592 (cp_parser_omp_clause_ordered): Same.
17593 (cp_parser_omp_clause_schedule): Same.
17594 (cp_parser_omp_clause_untied): Same.
17595 (cp_parser_omp_for_loop): Same.
17596 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
17597 * c-tree.h (c_start_case): Add location argument.
17598 (c_process_expr_stmt): Same.
17599 (c_finish_goto_*): Same.
17600 * tree-parloops.c (initialize_reductions): Pass location to
17602 (create_parallel_loop): Same.
17603 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
17604 (gfc_trans_omp_reduction_list): Same.
17605 (gfc_trans_omp_clauses): Same.
17606 (gfc_trans_omp_do): Same.
17607 * c-typeck.c (c_finish_goto_label): Same.
17608 (c_finish_goto_ptr): New location argument.
17609 (c_start_case): Same.
17610 (emit_side_effect_warnings): Same.
17611 (c_process_expr_stmt): Same.
17612 (c_finish_stmt_expr): Same.
17613 (c_finish_omp_clauses): Use error_at instead of error.
17614 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
17616 * c-omp.c (c_split_parallel_clauses): New location argument.
17617 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
17618 to build_omp_clause.
17619 (convert_local_reference_stmt): Same.
17620 (convert_gimple_call): Same.
17621 * c-common.h (c_split_parallel_clauses): New argument.
17622 * c-parser.c (c_parser_statement_after_labels): Pass location to
17623 c_finish_goto_label.
17624 (c_parser_switch_statement): Pass location to c_start_case.
17625 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
17626 and c_process_expr_stmt.
17627 (c_parser_omp_variable_list): Add location argument.
17628 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
17629 (c_parser_omp_clause_default): Same.
17630 (c_parser_omp_clause_if): Same.
17631 (c_parser_omp_clause_num_threads): Same.
17632 (-c_parser_omp_clause_ordered): Same.
17633 (c_parser_omp_clause_reduction): Pass location to
17634 c_parser_omp_variable_list.
17635 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
17636 (c_parser_omp_clause_untied): Same.
17637 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
17638 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
17640 * c-tree.h (check_for_loop_decls, undeclared_variable,
17641 build_component_ref, build_array_ref, build_external_ref,
17642 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
17643 build_conditional_expr, build_compound_expr, c_cast_expr,
17644 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
17645 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
17647 * c-semantics.c (build_stmt): Same.
17648 (build_case_label): Same.
17649 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
17650 (undeclared_variable): New argument.
17651 (make_label): Same.
17652 (lookup_label): Pass location on down.
17653 (define_label): Same.
17654 (finish_decl): Same.
17655 (build_compound_literal): Same.
17656 (finish_struct): Same.
17657 (finish_function): Do not set location here.
17658 (check_for_loop_decls): New argument.
17659 * tree.c (save_expr): Set location.
17660 (build_empty_stmt): New argument.
17661 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
17662 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
17663 * builtins.c (gimplify_va_arg_expr): Use locations.
17664 (expand_builtin_sync_operation): Same.
17665 * c-typeck.c (build_component_ref): New argument.
17666 (build_array_ref): Same.
17667 (build_external_ref): Same.
17668 (c_expr_sizeof_expr): Same.
17669 (c_expr_sizeof_type): Same.
17670 (parser_build_unary_op): Same.
17671 (build_conditional_expr): Same.
17672 (build_compound_expr): Pass location on down.
17673 (build_compound_expr): New argument.
17674 (build_c_cast): Same.
17675 (c_cast_expr): Same.
17676 (build_asm_expr): Same.
17677 (c_finish_return): Same.
17678 (c_process_expr_stmt): Pass location on down.
17679 (c_finish_stmt_expr): New argument.
17680 (push_clenaup): Same.
17681 (c_finish_omp_parallel): Same.
17682 (c_finish_omp_task): Same.
17683 * gimplify.c (gimplify_call_expr): Pass location on down.
17684 * c-omp.c (c_finish_omp_master): New argument.
17685 (c_finish_omp_critical): Same.
17686 (c_finish_omp_ordered): Same.
17687 (c_finish_omp_barrier): Same.
17688 (-c_finish_omp_taskwait): Same.
17689 (c_finish_omp_atomic): Same.
17690 (c_finish_omp_flush): Same.
17691 * tree-inline.c (copy_tree_body_r): Pass location on down.
17692 (inline_forbidden_p): Remove use of input_location.
17693 * c-gimplify.c (c_build_bind_expr): New argument.
17694 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
17695 (c_sizeof_or_alignof_type): New argument.
17696 (c_alignof_expr): Same.
17697 (build_va_arg): Same.
17698 (c_add_case_label): Same.
17699 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
17700 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
17701 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
17702 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
17703 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
17704 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
17706 * stub-objc.c (objc_build_selector_expr): Same.
17707 (objc_build_throw_stmt): Same.
17708 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
17709 (c_parser_initelt): Same.
17710 (c_parser_compound_statement): Same.
17711 (c_parser_compound_statement_nostart): Same.
17712 (c_parser_label): Same.
17713 (c_parser_statement_after_labels): Same.
17714 (c_parser_if_body): Same.
17715 (c_parser_else_body): Same.
17716 (c_parser_if_statement): Same.
17717 (c_parser_switch_statement): Same.
17718 (c_parser_while_statement): Same.
17719 (c_parser_do_statement): Same.
17720 (c_parser_for_statement): Same.
17721 (c_parser_asm_statement): Same.
17722 (c_parser_conditional_expression): Same.
17723 (c_parser_binary_expression): Same.
17724 (c_parser_cast_expression): Same.
17725 (c_parser_unary_expression): Same.
17726 (c_parser_sizeof_expression): Same.
17727 (c_parser_alignof_expression): Same.
17728 (c_parser_postfix_expression): Same.
17729 (c_parser_expression): Same.
17730 (c_parser_objc_receiver): Same.
17731 (c_parser_omp_variable_list): Same.
17732 (c_parser_omp_structured_block): Same.
17733 (c_parser_omp_atomic): New argument.
17734 (c_parser_omp_barrier): Same.
17735 (c_parser_omp_critical): Same.
17736 (c_parser_omp_flush): Pass location on down.
17737 (c_parser_omp_for_loop): New argument.
17738 (c_parser_omp_for): Same.
17739 (c_parser_omp_master): Same.
17740 (c_parser_omp_ordered): Same.
17741 (c_parser_omp_sections_scope): Same.
17742 (c_parser_omp_sections): Same.
17743 (c_parser_omp_parallel): Same.
17744 (c_parser_omp_single): Same.
17745 (c_parser_omp_task): Same.
17746 (c_parser_omp_taskwait): Pass location on down.
17747 (c_parser_omp_construct): Same.
17748 (c_parser_omp_threadprivate): Same.
17749 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
17750 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
17751 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
17752 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
17753 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
17754 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
17755 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
17756 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
17757 config/i386/i386.c, stmt.c:
17758 Add location argument to the following function definitions and/or
17759 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
17760 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
17761 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
17762 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
17763 do_case, c_finish_bc_stmt, build_compound_literal,
17764 build_function_call.
17765 * c-decl.c (build_compound_literal): Add location argument.
17766 Make all diagnostic calls use location.
17767 (start_struct): Same.
17768 (finish_struct): Same.
17769 (start_enum): Same.
17770 (build_enumerator): Same.
17771 (start_function): Same.
17772 (grokdeclarator): Make all diagnostic calls use location.
17773 (store_parm_decls_oldstyle): Same.
17774 * c-typeck.c (build_function_call): Add location argument.
17775 Make all diagnostic calls use location.
17777 (c_finish_bc_stmt): Same.
17778 * tree-nested.c (get_trampoline_type): Add argument.
17779 Pass location to build_decl.
17780 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
17781 * rtl.h (RTL_LOCATION): New.
17782 * c-common.c (c_add_case_label): Add location argument.
17783 Make all diagnostic calls use location.
17784 * c-common.h: Add location argument to make_fname_decl, do_case,
17785 c_add_case_label, build_function_call, resolve_overloaded_builtin.
17786 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
17787 Set it appropriately for every case. Pass enum_loc to start_enum
17788 call. Pass value_loc first to build_enumerator. Pass enum_loc to
17790 (c_parser_struct_or_union_specifier): Save location. Use it for
17791 start_struct, finish_struct, and parser_xref_tag.
17793 2009-06-12 Ian Lance Taylor <iant@google.com>
17795 * fold-const.c (fold_unary): Rename local variable and to and_expr.
17797 * c-opts.c (c_common_handle_option): For -Wc++-compat set
17798 cpp_opts->warn_cxx_operator_names.
17800 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17803 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
17804 is returns NULL and OP is a VCE, look through the VCE.
17806 2009-06-12 Ian Lance Taylor <iant@google.com>
17809 * collect2.c (main): Use CONST_CAST2 in code inside #if
17810 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
17812 2009-06-12 Joey Ye <joey.ye@intel.com>
17814 PR middle-end/39146
17815 * cfgexpand.c (get_decl_align_unit): Update
17816 max_used_stack_slot_alignment with align instead of
17817 stack_alignment_needed.
17819 * function.c (assign_stack_local_1): Update
17820 max_used_stack_slot_alignment with alignment_in_bits instead
17821 of stack_alignment_needed.
17822 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
17825 2009-06-12 Jakub Jelinek <jakub@redhat.com>
17827 * dwarf2out.c (last_var_location_insn): New variable.
17828 (dwarf2out_end_epilogue): Clear last_var_location_insn.
17829 (dwarf2out_var_location): Don't record anything after last real
17830 insn. Only change labels if there were any real instructions
17831 in between last note and this one, or if changed sections.
17833 2009-06-11 Richard Henderson <rth@redhat.com>
17835 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
17836 note when storing the frame pointer in a register.
17837 (FRP): Don't redefine to nothing for epilogue.
17838 (alpha_expand_epilogue): Mark register and sp restores.
17839 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
17841 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
17842 when gen_lowpart is needed.
17844 2009-06-11 Richard Henderson <rth@redhat.com>
17846 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
17848 * dwarf2out.c (need_data_align_sf_opcode): New.
17849 (div_data_align): Move earlier.
17850 (def_cfa_1, reg_save): Use it.
17852 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
17854 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
17855 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
17856 (ix86_handle_option): Handle OPT_mcrc32.
17857 (ix86_target_string): Add -mcrc32.
17858 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
17860 * config/i386/i386.h (TARGET_CRC32): New.
17862 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
17863 (sse4_2_crc32di): Likewise.
17865 * config/i386/i386.opt (mcrc32): New.
17867 * doc/invoke.texi: Document -mcrc32.
17869 2009-06-11 Richard Henderson <rth@redhat.com>
17871 * common.opt (gdwarf-): Accept a version number.
17872 * doc/invoke.texi (gdwarf-): Update docs.
17873 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
17874 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
17875 version level, and record it.
17877 * dwarf2.h (DW_CIE_VERSION): Remove.
17878 * dwarf2out.c (DWARF_VERSION): Remove.
17879 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
17880 (output_call_frame_info): Use CIE version 3 for dwarf3,
17881 or if the return register column is out of range for version 1.
17882 (dwarf_stack_op_name): Add all dwarf3 values.
17883 (DEBUG_PUBTYPES_SECTION): New.
17884 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
17885 encoding change for dwarf3.
17886 (output_die) [dw_val_class_die_ref]: Likewise.
17887 (output_compilation_unit_header): Emit correct version for dwarf3.
17888 (output_line_info): Likewise.
17889 (output_pubnames): Update for DWARF_VERSION removal.
17890 (output_aranges): Likewise.
17891 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
17892 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
17893 (dwarf2out_finish): Likewise.
17895 2009-06-11 David Daney <ddaney@caviumnetworks.com>
17897 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
17900 2009-06-11 David Daney <ddaney@caviumnetworks.com>
17903 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
17904 * builtins.c (expand_builtin_unreachable): New function.
17905 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
17906 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
17907 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
17909 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
17910 searching for missing barriers.
17912 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17914 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
17915 when -fprofile-generate* was passed.
17916 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17918 2009-06-11 Anthony Green <green@moxielogic.com>
17920 * config/moxie/moxie.md: Define length attribute for all instructions.
17922 (*b<cond:code>): Support limited branch ranges for new PC-relative
17923 branch instructions.
17924 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
17926 2009-06-11 Jakub Jelinek <jakub@redhat.com>
17928 * config/i386/i386.c (min_insn_size): Use get_attr_length
17929 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
17930 For __asm return 0.
17932 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
17933 instead of emit_insn_before.
17935 2009-06-10 Ian Lance Taylor <iant@google.com>
17938 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
17941 2009-06-10 Revital Eres <eres@il.ibm.com>
17943 * passes.c (init_optimization_passes): Reschedule
17944 predictive-commoning pass before complete unroll pass.
17946 2009-06-10 Martin Jambor <mjambor@suse.cz>
17948 * cgraph.c (cgraph_node_can_be_local_p): New function.
17949 (cgraph_make_node_local): New function.
17950 * cgraph.h (cgraph_node_can_be_local_p): Declare.
17951 (cgraph_make_node_local): Declare.
17953 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
17955 * tree.h (tree_base): Add packed_flag and user_align fields.
17956 Decrease size of spare field.
17957 (TYPE_USER_ALIGN): Use user_align from tree_base.
17958 (DECL_USER_ALIGN): Likewise.
17959 (TYPE_PACKED): Use packed_flag from tree_base.
17960 (DECL_PACKED): Likewise.
17961 (tree_type): Delete packed_flag and user_align fields. Widen
17962 precision field. Widen mode field and shuffle fields to align
17963 mode on an 8-bit boundary.
17964 (tree_decl_common): Delete decl_flag_1 and user_align fields.
17965 Renumber decl_flag_* fields. Fix comments. Widen
17966 decl_common_unused field.
17967 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
17968 (DECL_EXTERNAL): Likewise.
17969 (DECL_BIT_FIELD): Likewise.
17970 (DECL_NONADDRESSABLE_P): Likewise.
17971 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
17972 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
17974 2009-06-10 Ian Lance Taylor <iant@google.com>
17976 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
17977 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
17978 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
17979 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
17980 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
17981 DEF_VEC_ALLOC_FUNC_P.
17982 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
17983 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
17984 DEF_VEC_ALLOC_FUNC_O.
17985 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
17986 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
17987 DEF_VEC_ALLOC_FUNC_I.
17988 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
17989 (vec_stack_p_reserve_exact_1): Declare.
17990 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
17991 (vec_stack_free): Declare.
17992 (VEC_stack_alloc): Define.
17993 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
17994 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
17995 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
17996 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
17998 (stack_vecs): New static variable.
17999 (vec_stack_p_reserve_exact_1): New function.
18000 (vec_stack_o_reserve_1): New static function.
18001 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
18002 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
18003 (vec_stack_free): New function.
18004 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
18005 (VEC_df_ref_stack_alloc): Define.
18006 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
18007 DEF_VEC_ALLOC_P_STACK.
18008 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
18009 (struct df_collection_rec): Change _vec fields to VEC. Remove
18011 (df_free_collection_rec): Adjust for new fields.
18012 (df_insn_rescan): Use new df_collection_rec fields.
18013 (df_notes_rescan, df_canonize_collection_rec): Likewise.
18014 (df_ref_create_structure, df_ref_record): Likewise.
18015 (df_get_conditional_uses, df_get_call_refs): Likewise.
18016 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
18017 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
18018 (df_record_exit_block_uses, df_bb_verify): Likewise.
18019 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
18020 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
18021 Remove count parameter. Change return type to void. Change all
18023 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
18024 Remove count parameter. Change return type to void. Change all
18026 (df_install_refs): Change old_vec parameter to VEC. Remove count
18027 parameter. Change all callers.
18028 (df_install_mws): Change old_vec parameter to VEC. Remove count
18029 parameter. Change all callers.
18030 (df_refs_verify): Change new_rec parameter to VEC. Change call
18032 (df_mws_verify): Likewise.
18034 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
18036 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
18038 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
18040 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
18042 2009-06-10 Anthony Green <green@moxielogic.com>
18044 * config/moxie/crti.asm: New file.
18045 * config/moxie/crtn.asm: New file.
18046 * config/moxie/moxie.c: New file.
18047 * config/moxie/moxie.h: New file.
18048 * config/moxie/sfp-machine.h: New file.
18049 * config/moxie/moxie-protos.h: New file.
18050 * config/moxie/t-moxie: Created.
18051 * config/moxie/t-moxie-softfp: Created.
18052 * config/moxie/moxie.md: Created.
18053 * config/moxie/constraints.md: Created.
18054 * config.gcc: Add moxie support.
18055 * doc/md.texi (Machine Constraints): Add moxie constraints.
18056 * doc/contrib.texi (Contributors): Mention moxie port.
18057 * doc/install.texi (Specific): Mention the moxie port.
18059 2009-06-09 Ian Lance Taylor <iant@google.com>
18061 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
18062 compiling with C++.
18063 * optabs.c (optab_table): Only use designated initializers if
18064 HAVE_DESIGNATED_INITIALIZERS is defined.
18065 (convert_optab_table): Likewise.
18066 (init_optabs): Always call init_insn_codes if
18067 HAVE_DESIGNATED_INITIALIZERS is not defined.
18069 2009-06-09 Ian Lance Taylor <iant@google.com>
18071 * targhooks.c (default_builtin_vectorized_function): Change fn
18072 parameter to unsigned int.
18073 (default_builtin_vectorized_conversion): Change code parameter to
18075 (default_builtin_reciprocal): Change fn parameter to unsigned int.
18076 * targhooks.h: Update declarations.
18077 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
18078 parameter to unsigned int.
18080 * c-typeck.c (comptypes_check_enum_int): New static function.
18081 (comptypes_internal): Add enum_and_int_p parameter. Change all
18083 (comp_target_types): Add location parameter. Change all callers.
18084 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
18085 Change all callers.
18086 (function_types_compatible_p, type_lists_compatible_p): Likewise.
18087 (build_conditional_expr): Add colon_loc parameter. Change all
18089 (convert_for_assignment): Add location parameter. Change all callers.
18090 * c-parser.c (c_parser_conditional_expression): Pass location of
18091 colon to build_conditional_expr.
18092 * c-tree.h (build_conditional_expr): Update declaration.
18094 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
18096 * graphite.c: Revert previous patch.
18098 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
18101 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
18103 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
18105 * tree-ssa-loop-prefetch.c
18106 (loop_prefetch_arrays): Fixed a portability problem in printf format
18109 2009-06-09 Martin Jambor <mjambor@suse.cz>
18111 PR tree-optimization/40351
18112 * tree-sra.c (propagate_subacesses_accross_link): Check that a
18113 refrence to a potential artifical subaccess can be constructed.
18115 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
18117 * config/sh/sh-protos.h (sh_optimization_options): Declare.
18118 (sh_override_options): Likewise.
18119 * config/sh/sh.c: Include params.h.
18120 (sh_optimization_options): New.
18121 (sh_override_options): Likewise.
18122 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
18123 (OVERRIDE_OPTIONS): Use sh_override_options.
18125 2009-06-08 Jakub Jelinek <jakub@redhat.com>
18127 * dwarf2out.c (emit_cfa_remember): New variable.
18128 (add_fde_cfi): If emit_cfa_remember, recurse to add
18129 DW_CFA_remember_state first.
18130 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
18131 instead just set emit_cfa_remember.
18133 2009-06-08 Jan Hubicka <jh@suse.cz>
18136 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
18138 2009-06-08 Jan Hubicka <jh@suse.cz>
18140 PR middle-end/39834
18141 * cgraphunit.c (save_inline_function_body): Do not copy transform
18142 hooks for saved inline bodies.
18143 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
18144 for given function.
18146 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
18148 * jump.c (returnjump_p): Handle delayed branches. Add missing
18151 2009-06-08 Jan Hubicka <jh@suse.cz>
18153 PR middle-end/40102
18154 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
18155 original node might've been modified.
18156 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
18158 2009-06-08 Jakub Jelinek <jakub@redhat.com>
18160 * tree-object-size.c (addr_object_size): Add OSI argument.
18161 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
18162 (compute_builtin_object_size, expr_object_size): Adjust callers.
18163 (plus_stmt_object_size): Call addr_object_size instead of
18164 compute_builtin_object_size.
18166 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
18167 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18169 * tree-ssa-loop-prefetch.c
18170 (gather_memory_references): Introduced a counter for the number of
18172 (anything_to_prefetch_p): Introduced a counter for the number of
18174 (is_loop_prefetching_profitable): New function with a cost model
18176 (loop_prefetch_arrays): Use the new cost model to determine if
18177 prefetching is profitable.
18178 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
18179 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
18180 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
18181 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
18182 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
18183 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
18185 2009-06-08 Michael Matz <matz@suse.de>
18188 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
18189 partitions use the same.
18190 (expand_one_var): Deal with DECL_RTL sometimes begin set also
18191 for basevars of SSA_NAMEs.
18192 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
18193 to not expand them twice.
18194 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
18197 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
18199 * common.opt (fcompare-debug=, fcompare-debug-second): New.
18200 (fdump-final-insns=, gtoggle): New.
18201 * doc/invoke.texi: Document them.
18202 * final.c (rest_of_clean_state): Dump final insn stream.
18203 * gcc.c (invoke_as): Hook in -fcompare-debug.
18204 (static_spec_functions): Add compare-debug-dump-opt,
18205 compare-debug-self-opt and compare-debug-auxbase-opt.
18206 (compare_debug, compare_debug_second, compare_debug_opt): New.
18207 (switches_debug_check, n_switches_debug_check): New.
18208 (debug_auxbase_opt, debug_check_temp_file): New.
18209 (process_command): Handle -fno-compare-debug, -fcompare-debug and
18211 (do_self_spec): Handle arguments after switches.
18212 (do_spec_1): Add .gk extension to temp file basenames for compare.
18213 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
18214 (cc1_options): Use it instead of normal auxbase computation for
18215 the second compare-debug compilation.
18216 (compare_files): New.
18217 (main): Set up and implement compare debug mode.
18218 (compare_debug_dump_opt_spec_function): New.
18219 (compare_debug_self_opt_spec_function): New.
18220 (compare_debug_auxbase_opt_spec_function): New.
18221 * toplev.c (process_options): Handle flag_gtoggle,
18222 flag_dump_final_insns.
18223 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
18224 during -fcompare-debug-second compilation.
18226 2009-06-07 Ian Lance Taylor <iant@google.com>
18228 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
18229 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
18231 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
18232 with no default node. Change warning with %H to warning_at.
18233 Don't clear warn_switch around case checking.
18234 * doc/invoke.texi (Warning Options): Clarify distinction between
18235 -Wswitch and -Wswitch-enum.
18237 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18239 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
18241 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18243 * gbl-ctors.h: Add header guard.
18245 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18247 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
18248 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
18249 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
18250 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
18251 prototypes for removed functions.
18252 (expressions_equal_p): Move to ...
18253 * tree-ssa-sccvn.h: ... here and ...
18254 * matrix-reorg.c: ... adjust includes.
18256 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18258 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
18260 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18262 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
18263 (finish_function): Remove erroneous whitespace.
18265 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18267 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
18268 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
18270 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18272 * errors.c (internal_error): Commentary typo fix.
18273 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
18274 * tree-ssa-pre.c: Ditto.
18276 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18278 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
18279 them is supposed to hold actual statements.
18281 2009-06-06 Ian Lance Taylor <iant@google.com>
18283 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
18284 empty statements can now have attributes.
18286 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
18288 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
18289 * config/mips/mips.md: Ditto.
18291 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
18293 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
18295 (__eabi_uconvert): Likewise.
18297 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
18299 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
18300 CFI_* definitions with IN_GCC.
18302 2009-06-05 David Edelsohn <edelsohn@gnu.org>
18304 * xcoffout.h (xcoffout_source_line): Update prototype.
18306 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18308 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
18309 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
18311 2009-06-05 Jakub Jelinek <jakub@redhat.com>
18313 PR middle-end/40340
18314 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
18315 inlined_function_outer_scope_p blocks for artificial inlines
18317 * tree.c (tree_nonartificial_location): Rewrite using
18318 block_nonartificial_location.
18320 2009-06-05 Revital Eres <eres@il.ibm.com>
18321 Leehod Baruch <leehod@il.ibm.com>
18323 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
18324 (expand_expr_real_1): Remove comment.
18325 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
18326 Vectorize misaligned access when the target supports it.
18327 (vect_supportable_dr_alignment): Check for unaligned access support.
18328 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
18331 2009-06-05 Julian Brown <julian@codesourcery.com>
18333 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
18334 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
18336 2009-06-05 Richard Guenther <rguenther@suse.de>
18339 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
18340 as possibly unused.
18342 2009-06-05 Jakub Jelinek <jakub@redhat.com>
18344 * config/s390/s390.c (global_not_special_regno_p): New static inline.
18345 (save_gprs): Don't tell unwinder when a global register is saved.
18346 (s390_emit_epilogue): Emit needed epilogue unwind info.
18348 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
18350 * dwarf2out.c (deferred_asm_name): New.
18351 (add_name_and_src_coords_attributes): Defer creation of
18352 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
18354 (move_linkage_attr): New.
18355 (dwarf2out_finish): Revisit deferrals and emit attributes at the
18358 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
18360 * tree-nested.c (finalize_nesting_tree_1): Declare the
18361 frame_decl in the binding tree.
18363 2009-06-04 Cary Coutant <ccoutant@google.com>
18365 * basic-block.h (struct basic_block_def): Add discriminator field.
18366 * dbxout.c (dbxout_source_line): Add new parameter. Change all
18368 * debug.c (do_nothing_debug_hooks): Add additional entry.
18369 (debug_nothing_int_charstar_int): New function.
18370 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
18371 (debug_nothing_int_charstar_int): New declaration.
18372 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
18373 discriminator value in .loc directive.
18374 * final.c (last_discriminator): New variable.
18375 (discriminator): New variable.
18376 (final_start_function): Initialize above variables, pass current
18377 discriminator to debug hook.
18378 (notice_source_line): Check for discriminator change.
18379 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
18380 * sdbout.c (sdbout_source_line): New parameter.
18381 * tree-cfg.c (struct locus_discrim_map): New structure type.
18382 (discriminator_per_locus): New hash table.
18383 (build_gimple_cfg): Allocate and free discriminator hash table.
18384 (make_edges): Call assign_discriminator.
18385 (locus_map_hash): New function.
18386 (locus_map_eq): New function.
18387 (next_discriminator_for_locus): New function.
18388 (same_line_p): New function.
18389 (assign_discriminator): New function.
18390 (make_cond_expr_edges): Call assign_discriminator.
18391 (make_gimple_switch_edges): Likewise.
18392 (first_non_label_stmt): New function.
18393 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
18395 * xcoffout.c (xcoffout_source_line): Add new parameter.
18397 * configure.ac (gcc_cv_as_discriminator): New configury check for
18398 gas support for discriminator.
18399 * configure: Regenerate.
18400 * config.in: Regenerate.
18402 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18404 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
18405 val after checking for integers.
18407 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
18409 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
18411 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
18412 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
18413 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
18414 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
18415 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
18416 X64_SSE_REGPARM_MAX.
18417 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
18418 X64_SSE_REGPARM_MAX.
18420 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
18422 * gcc.c (report_times_to_file): New.
18423 (execute): Implement it.
18424 (process_command): Support -time=.
18425 * doc/invoke.texi: Document it.
18427 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
18429 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
18430 that have value exprs.
18432 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
18434 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
18435 declarations for constants until...
18436 (dw2_output_indirect_constant_1): ... this point.
18438 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
18441 * arm.md (arm_addsi3): Don't try to split an add with an
18442 eliminable register until after reload has completed.
18444 2009-06-03 Ian Lance Taylor <iant@google.com>
18446 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
18447 * genattrtab.c (write_length_unit_log): Likewise.
18448 * genchecksum.c (dosum): Likewise.
18449 * gengtype.c (write_rtx_next): Likewise.
18450 (finish_root_table, write_roots): Likewise.
18451 * gimple.c (gimple_ops_offset_): Likewise.
18452 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
18453 * config/arc/arc.c (arc_attribute_table): Likewise.
18454 * config/arm/arm.c (arm_attribute_table): Likewise.
18455 * config/avr/avr.c (avr_attribute_table): Likewise.
18456 * config/crx/crx.c (crx_attribute_table): Likewise.
18457 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
18458 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
18459 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
18460 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
18461 * config/sh/sh.c (sh_attribute_table): Likewise.
18462 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
18463 * config/spu/spu.c (spu_attribute_table): Likewise.
18464 * config/v850/v850.c (v850_attribute_table): Likewise.
18466 * config/alpha/alpha.c (vms_attribute_table): Make static.
18467 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
18468 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
18469 * config/mips/mips.c (mips_attribute_table): Likewise.
18471 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
18473 (cc1-checksum.o): Likewise.
18475 2009-06-03 Steve Ellcey <sje@cup.hp.com>
18477 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
18479 2009-06-03 Jakub Jelinek <jakub@redhat.com>
18481 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
18482 insn if it is changing sp. Use gen_add3_insn instead of
18483 conditionally gen_addsi3 and gen_adddi3.
18484 (offset_below_red_zone_p): New static inline function.
18485 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
18486 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
18487 * config/rs6000/ppc-asm.h: Include auto-host.h.
18488 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
18489 CFI_RESTORE): Define.
18490 * config/rs6000/crtresxgpr.asm: Add unwind info.
18491 * config/rs6000/crtresxfpr.asm: Likewise.
18492 * config/rs6000/crtresgpr.asm: Likewise.
18493 * config/rs6000/crtresfpr.asm: Likewise.
18494 * config/rs6000/crtsavgpr.asm: Likewise.
18495 * config/rs6000/crtsavfpr.asm: Likewise.
18497 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
18498 argument of DWARF2_FRAME_REG_OUT macros.
18500 2009-06-03 Julian Brown <julian@codesourcery.com>
18502 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
18503 words or less (including TImode) in core registers.
18505 2009-06-03 Richard Guenther <rguenther@suse.de>
18507 PR middle-end/40328
18508 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
18510 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
18512 * statistics.c (statistics_counter_event): Do not record event
18513 in pass dump if its number == -1.
18514 (curr_statistics_hash): Add assert that we never get passes
18515 with static number == -1.
18517 2009-06-03 Richard Guenther <rguenther@suse.de>
18518 Andrey Belevantsev <abel@ispras.ru>
18520 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
18521 non-BLKmode arrays addressable.
18523 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
18525 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
18526 * config/m68k/m68k.h: ... here.
18528 2009-06-03 Martin Jambor <mjambor@suse.cz>
18530 PR tree-optimization/40323
18531 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
18534 2009-06-03 Richard Guenther <rguenther@suse.de>
18536 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
18539 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
18541 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
18542 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
18543 JUMP_TABLE_DATA_P where applicable.
18544 * config/sh/sh.c: Ditto.
18545 * config/sh/sh.h: Ditto.
18546 * config/sh/sh.md: Ditto.
18547 * config/sh/symbian.c: Ditto.
18549 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
18551 * config/i386/driver-i386.c (describe_cache): Optimize
18552 concatenation of strings. Use snprintf instead of sprintf.
18553 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
18554 target when not compiling with GCC.
18556 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
18558 * config/sh/sh.c: Revert last change.
18559 (sh_expand_epilogue): Emit a blockage insn before the frame
18560 pointer adjustment unconditionally.
18562 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18564 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
18565 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
18566 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
18567 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
18568 to COLLECT_GCC_OPTIONS.
18570 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18572 * collect2.c (target_system_root): New variable.
18573 (main): Handle --sysroot=.
18574 (ignore_library): Strip the sysroot from the library path.
18576 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18578 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
18579 (collect2.o): Depend on collect2-aix.h.
18580 (collect2-aix.o): New rule.
18581 * collect2-aix.h: New file.
18582 * collect2-aix.c: Likewise.
18583 * collect2.c: Include collect2-aix.h. Don't undefine
18584 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
18585 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
18586 Use TARGET_AIX_VERSION instead of _AIX51.
18587 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
18588 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
18589 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
18590 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
18591 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
18593 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18595 * collect2.c (ignore_library): Avoid premature post-increment
18596 and null deference.
18598 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18600 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
18601 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
18602 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
18603 CROSS_DIRECTORY_STRUCTURE too.
18604 (LINK_LIBG_SPEC): Likewise.
18605 (LIB_SPEC): Add %R to sysroot paths.
18606 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
18607 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
18608 * config/rs6000/aix51.h: As for aix43.h.
18609 * config/rs6000/aix52.h: Likewise.
18610 * config/rs6000/aix53.h: Likewise.
18611 * config/rs6000/aix61.h: Likewise.
18612 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
18613 to the beginning of sysroot paths.
18615 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18617 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
18618 INSN_LISTs that are out of the REG_NOTE range.
18620 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18622 * loop-unroll.c (struct iv_to_split): Add pointer to next.
18623 (struct var_to_expand): Likewise.
18624 (struct opt_info): Add head and tail for linked lists of the above.
18625 (analyze_insn_to_expand_var): Initialize next.
18626 (analyze_iv_to_split_insn): Likewise.
18627 (analyze_insns_in_loop): Create linked lists.
18628 (allocate_basic_variable): Simplify for use without hash table.
18629 (insert_var_expansion_initialization): Likewise, make it type-safer.
18630 (combine_var_copies_in_loop_exit): Likewise.
18631 (apply_opt_in_copies): Walk lists rather than hash tables.
18632 (release_var_copies): Simplified and inlined by hand into...
18633 (free_opt_info): ... this function.
18635 2009-06-02 Richard Guenther <rguenther@suse.de>
18637 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
18640 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18642 * cfgexpand.c (gimple_expand_cfg): Discard the source location
18643 only for builtins that are not overridden.
18645 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18647 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
18650 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18652 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
18654 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18656 * combine.c (move_deaths): Compare LUIDs within the same BB only.
18658 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18660 * common.opt (fdump-unnumbered-links): New.
18661 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
18662 * print-rtl.c (flag_dump_unnumbered_links): New.
18663 (print_rtx): Test it.
18665 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
18667 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
18668 push/pop multiple to 8-byte alignment.
18670 2009-06-01 Jakub Jelinek <jakub@redhat.com>
18672 * config/i386/i386.c (queued_cfa_restores): New static variable.
18673 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
18675 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
18676 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
18677 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
18678 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
18679 note unconditionally.
18680 (ix86_emit_restore_regs_using_mov): Likewise.
18681 (ix86_emit_restore_sse_regs_using_mov): Likewise.
18682 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
18683 it through to ix86_emit_restore_reg_using_pop.
18684 (ix86_emit_leave): Add RED_OFFSET argument. Call
18685 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
18686 instead of adding REG_CFA_OFFSET note unconditionally.
18687 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
18688 the above functions. Call ix86_add_queued_cfa_restore_notes when
18691 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
18692 force output of the label even for dwarf2out_do_cfi_asm.
18693 (add_fde_cfi): If -g2 and above and cfi might change CFA,
18694 force creation of CFI label and chain DW_CFA_set_loc jumping to it
18695 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
18697 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
18698 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
18699 dwarf2out_cfi_label callers.
18700 * tree.h (dwarf2out_cfi_label): Adjust prototype.
18701 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
18702 Adjust dwarf2out_cfi_label callers.
18703 * config/vax/vax.c (vax_output_function_prologue): Likewise.
18705 * config/i386/i386.h (struct machine_cfa_state,
18706 struct machine_function): Guard with ifndef USED_FOR_TARGET
18707 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
18710 * emutls.c (__emutls_get_address): Change arr->size to mean number
18711 of allocated arr->data entries instead of # of slots + 1.
18713 PR middle-end/40316
18714 * recog.c (peep2_reinit_state): New function.
18715 (peephole2_init_state): Use it at the end of a basic block and also
18716 when seeing a RTX_FRAME_RELATED_P insn.
18718 2009-06-01 Steve Ellcey <sje@cup.hp.com>
18720 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
18721 fixuns_truncrfdi2): New.
18722 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
18723 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
18724 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
18725 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
18726 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
18727 *recip_approx): Remove.
18728 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
18729 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
18730 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
18732 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
18735 2009-06-01 Ian Lance Taylor <iant@google.com>
18737 * attribs.c (register_attribute): Use CONST_CAST.
18738 * collect2.c (main): Use CONST_CAST2.
18739 (scan_prog_file): Likewise.
18740 * gcc.c (process_command, main): Likewise.
18741 * toplev.c (toplev_main): Likewise.
18743 * c-typeck.c (handle_warn_cast_qual): New static function,
18744 partially broken out of build_c_cast.
18745 (build_c_cast): Call handle_warn_cast_qual.
18746 * doc/invoke.texi (Warning Options): Document new effect of
18749 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
18751 * diagnostic.c (diagnostic_build_prefix): Always print columns.
18752 (diagnostic_report_current_module): Print columns.
18753 * common.opt (flag_show_column): Enable by default.
18755 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
18757 * alias.c (find_base_term): Check for NULL term before returning.
18759 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18761 Revert due to PR40320:
18762 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18763 * calls.c (emit_library_call_value_1): Don't force_operand for move
18766 2009-06-01 Olivier Hainque <hainque@adacore.com>
18767 Eric Botcazou <ebotcazou@adacore.com>
18769 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
18770 to be processed as a bitfield for constructor output purposes.
18771 * output.h (initializer_constant_valid_for_bitfield_p): Declare
18773 * varasm.c (oc_local_state): New type, output_constructor
18774 local state to support communication with helpers.
18775 (oc_outer_state): New type, output_constructor outer state of
18776 relevance in recursive calls.
18777 (output_constructor_array_range): New output_constructor helper,
18778 extracted code for an array range element.
18779 (output_constructor_regular_field): New output_constructor helper,
18780 extracted code for an element that is not a bitfield.
18781 (output_constructor_bitfield): New output_constructor helper,
18782 extracted code for a bitfield element. Accept an OUTER state
18783 argument for recursive processing. Recurse on record or array
18784 CONSTRUCTOR values, possibly past noop conversions.
18785 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
18786 VALUE is a valid constant-valued expression for use in a static
18787 bit-field initializer.
18788 (output_constructor): Rework to use helpers. Accept and honor an
18789 OUTER state argument for recursive calls. Return total size. Be
18790 prepared for nested constructors initializing bitfields.
18791 (output_constant): Feed OUTER in calls to output_constructor.
18793 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18795 * calls.c (emit_library_call_value_1): Don't force_operand for move
18798 2009-06-01 Nick Clifton <nickc@redhat.com>
18800 * doc/invoke.texi (IA-64 Options): Fix typo.
18802 2009-06-01 Ira Rosen <irar@il.ibm.com>
18804 PR tree-optimization/39129
18805 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
18807 (vect_do_peeling_for_loop_bound): Use
18808 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
18809 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
18810 (vect_loop_versioning): Likewise.
18811 (vect_create_cond_for_alias_checks): Fix indentation.
18812 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
18814 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
18815 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
18816 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
18817 "control flow in loop".
18818 (vect_estimate_min_profitable_iters): Use
18819 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
18820 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
18821 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
18822 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
18823 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
18824 statement belongs to a group of strided accesses with the exact code
18826 (vectorizable_load): Likewise.
18827 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
18828 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18830 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
18832 * config/freebsd-stdint.h: New file.
18833 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
18834 Add freebsd-stdint.h to tm_file.
18836 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
18838 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
18839 (thumb2_extendhidi2): Likewise.
18841 2009-05-31 Ian Lance Taylor <iant@google.com>
18843 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
18845 2009-05-31 Ian Lance Taylor <iant@google.com>
18847 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
18848 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
18849 (ipa-reference.o): Depend upon gt-ipa-reference.h.
18851 2009-05-31 Jason Merrill <jason@redhat.com>
18853 * tree-pretty-print.c (print_call_name): Take the callee, not the
18854 call itself. Make non-static. Use dump_function_name for functions.
18855 (dump_generic_node): Adjust.
18856 * diagnostic.h: Declare print_call_name.
18857 * gimple-pretty-print.c (dump_gimple_call): Use it.
18859 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
18861 * config/sh/sh.md (ashldi3_std): New define_expand.
18864 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
18867 * config/sh/sh.c: Include debug.h.
18868 (sh_expand_epilogue): Emit a blockage insn before the frame
18869 pointer adjustment also when dwarf2out_do_frame returns true.
18871 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
18873 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
18874 (thumb2_extendqidi2): New pattern.
18876 2009-05-31 Ira Rosen <irar@il.ibm.com>
18878 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
18879 mark phis for renaming.
18880 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
18881 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
18882 Call mark_sym_for_renaming.
18883 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
18884 * tree-vect-loop.c (vect_transform_loop): Remove
18885 vect_memsyms_to_rename initialization and a call to
18886 mark_set_for_renaming.
18888 2009-05-31 Jakub Jelinek <jakub@redhat.com>
18890 PR middle-end/40304
18891 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
18892 frame related even if !set_cfa && style < 0.
18894 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
18896 * config/i386/mingw-tls.c: New file.
18897 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
18898 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
18899 defining _WIN32 but not __CYGWIN__.
18901 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18903 * configure.ac: Add MPC support.
18905 * config.in, configure: Regenerate.
18907 2009-05-29 Richard Henderson <rth@redhat.com>
18909 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
18910 NOTE_INSN_BASIC_BLOCK.
18911 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
18912 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
18913 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
18915 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
18917 (add_cfi): Disable check redefining cfa away from drap.
18918 (lookup_cfa_1): Add remember argument; handle remember/restore.
18919 (lookup_cfa): Pass remember argument.
18920 (cfa_remember): New.
18921 (compute_barrier_args_size_1): Remove sibcall check.
18922 (dwarf2out_frame_debug_def_cfa): New.
18923 (dwarf2out_frame_debug_adjust_cfa): New.
18924 (dwarf2out_frame_debug_cfa_offset): New.
18925 (dwarf2out_frame_debug_cfa_register): New.
18926 (dwarf2out_frame_debug_cfa_restore): New.
18927 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
18928 (dwarf2out_begin_epilogue): New.
18929 (dwarf2out_frame_debug_restore_state): New.
18930 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
18931 DW_CFA_restore_state.
18932 (output_cfi_directive): Likewise.
18933 (convert_cfa_to_fb_loc_list): Likewise.
18934 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
18935 * dwarf2out.h: Update.
18936 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
18937 (copy_insn_1): Early out for null.
18938 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
18939 and dwarf2out_frame_debug_restore_state.
18940 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
18941 (prologue_insn_hash, epilogue_insn_hash): New.
18942 (free_after_compilation): Adjust freeing accordingly.
18943 (record_insns): Create hash table if needed; push insns into
18944 hash instead of array.
18945 (maybe_copy_epilogue_insn): New.
18946 (contains): Search hash table instead of array.
18947 (sibcall_epilogue_contains): Remove.
18948 (thread_prologue_and_epilogue_insns): Split eh_return insns
18949 and mark them as epilogues.
18950 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
18951 scanning in terms of basic blocks.
18952 * insn-notes.def (CFA_RESTORE_STATE): New.
18953 * jump.c (returnjump_p_1): Accept EH_RETURN.
18954 (eh_returnjump_p_1, eh_returnjump_p): New.
18955 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
18956 CFA_REGISTER, CFA_RESTORE): New.
18957 * rtl.def (EH_RETURN): New.
18958 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
18960 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
18961 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
18963 * config/i386/i386.c (gen_push): Update cfa state.
18964 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
18965 add a CFA_ADJUST_CFA note.
18966 (ix86_dwarf_handle_frame_unspec): Remove.
18967 (ix86_expand_prologue): Update cfa state.
18968 (ix86_emit_restore_reg_using_pop): New.
18969 (ix86_emit_restore_regs_using_pop): New.
18970 (ix86_emit_leave): New.
18971 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
18972 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
18973 * config/i386/i386.h (struct machine_cfa_state): New.
18974 (ix86_cfa_state): New.
18975 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
18976 (eh_return_internal): Merge from eh_return_<mode>,
18977 use eh_return rtx, split w/ epilogue.
18979 2009-05-29 Ian Lance Taylor <iant@google.com>
18981 * builtins.c (validate_gimple_arglist): Don't use va_arg with
18983 * calls.c (emit_library_call_value_1): Likewise.
18985 * c-typeck.c (c_build_va_arg): New function.
18986 * c-tree.h (c_build_va_arg): Declare.
18987 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
18988 instead of build_va_arg.
18990 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
18992 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
18993 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
18994 (ptr_difference_cost): Use affine combinations to compute it.
18995 (difference_cost): Likewise.
18996 (get_computation_cost_at): Compute more accurate cost for addresses
18997 if the ratio is a multiplier allowed in addresses.
18998 For non-addresses, consider that an additional offset or symbol is
19001 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19003 * config/i386/i386.c (ix86_decompose_address): Avoid useless
19004 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
19006 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
19007 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
19008 (prefix_rex): For UNIT_MMX don't imply the prefix by default
19010 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
19011 to 1 for TYPE_SSE{IADD1,CVT1}.
19012 (prefix_vex_imm8): Removed.
19013 (length_vex): Only pass 1 as second argument to
19014 ix86_attr_length_vex_default if prefix_extra is 0.
19015 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
19016 (length): For prefix vex computation use length_immediate
19017 attribute instead of prefix_vex_imm8.
19018 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
19019 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
19020 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
19021 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
19022 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
19023 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
19024 a space in between the operands.
19025 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
19026 if one operand is 0xff and the other one si, di, bp or sp.
19027 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
19028 other one si, di, bp or sp.
19029 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
19030 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
19031 type and mode attributes.
19032 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
19033 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
19034 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
19035 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
19036 prefix_data16 attribute iff MODE_DF.
19037 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
19038 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
19039 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
19040 constm128_operand in length_immediate computation.
19041 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
19042 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
19043 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
19044 length_immediate attribute to 1.
19045 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
19046 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
19047 for certain alternatives.
19048 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
19049 prefix_data16 attribute if MODE_V1DF.
19050 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
19051 length_immediate to 1.
19052 (set_got_rex64, set_rip_rex64): Remove length attribute, set
19053 length_address to 4, set mode attribute to MODE_DI.
19054 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
19055 (fxam<mode>2_i387): Set length attribute to 4.
19056 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
19057 *prefetch_3dnow_rex): Override length_address attribute.
19058 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
19060 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
19061 (constm128_operand): Removed.
19062 * config/i386/i386.c (memory_address_length): For
19063 disp && !index && !base in 64-bit mode account for SIB byte if
19064 print_operand_address can't optimize disp32 into disp32(%rip)
19065 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
19066 for fs: or gs: segment.
19067 (ix86_attr_length_immediate_default): When checking if shortform
19068 is possible, truncate immediate to the length of the non-shortened
19070 (ix86_attr_length_address_default): Ignore MEM_P operands
19072 (ix86_attr_length_vex_default): Only check for DImode on
19073 GENERAL_REG_P operands.
19074 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
19075 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
19076 (sse_cvttps2pi): Clear prefix_rep attribute.
19077 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
19079 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
19080 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
19081 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
19082 iff operand 2 is const_int_operand.
19083 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
19084 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
19085 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
19087 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
19089 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
19090 prefix_data16 attribute for movlpd and movhpd instructions.
19091 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
19092 length_immediate for shufpd instruction.
19093 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
19094 (avx_cmpp<avxmodesuffixf2c><mode>3,
19095 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
19096 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
19097 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
19098 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
19099 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
19100 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
19101 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
19102 prefix_data16 attribute for the first alternative to 1.
19103 (*avx_loadlps): Override length_immediate for the first alternative.
19104 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
19105 attributes for second alternative.
19106 (*vec_concatv2sf_sse4_1): Override length_immediate and
19107 prefix_data16 attributes for second alternative.
19108 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
19109 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
19110 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
19111 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
19112 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
19113 prefix_data16 and length_immediate to 1.
19114 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
19116 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
19117 prefix_extra attribute for variants that don't have 0f prefix alone.
19118 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
19119 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
19120 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
19121 *sse4_1_pextrd): Set length_immediate to 1.
19122 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
19123 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
19125 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
19126 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
19127 length_immediate to 1 for second alternative.
19128 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
19129 prefix_extra and length_immediate attributes for the first
19131 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
19133 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
19134 to 1 for the first and third alternative.
19135 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
19137 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
19139 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
19141 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
19142 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
19143 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
19144 *avx_psign<mode>3): Set prefix_extra attribute to 1.
19145 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
19146 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
19147 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
19148 ssse3_psign<mode>3): Override prefix_rex attribute.
19149 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
19150 (ssse3_palignrti): Override length_immediate to 1.
19151 (ssse3_palignrdi): Override length_immediate to 1, override
19152 prefix_rex attribute.
19153 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
19154 (sse4a_extrqi): Override length_immediate to 2.
19155 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
19156 (sse4a_insertq): Override prefix_data16 to 0.
19157 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
19158 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
19159 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
19160 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
19161 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
19162 and length_immediate to 1.
19163 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
19164 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
19165 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
19166 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
19167 and length_immediate to 1.
19168 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
19169 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
19170 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
19171 avx_ptest256): Override prefix_extra to 1.
19172 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
19173 Override prefix_data16 and length_immediate to 1.
19174 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
19175 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
19176 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
19177 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
19178 prefix_data16 to 0 and prefix_extra to 2.
19179 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
19180 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
19182 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
19183 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
19184 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
19185 and prefix_extra to 2.
19186 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
19187 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
19188 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
19189 avx_vpermilvar<mode>3,
19190 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
19191 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
19192 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
19193 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
19194 Override prefix_extra to 1.
19195 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
19196 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
19197 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
19198 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
19199 prefix_extra and length_immediate to 1.
19200 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
19202 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
19203 to 1 for the first alternative.
19204 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
19205 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
19207 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
19208 *movv2sf_internal_avx, *movv2sf_internal): Override
19209 prefix_rep attribute for certain alternatives.
19210 (*mov<mode>_internal): Override prefix_rep or prefix_data16
19211 attributes for certain alternatives.
19212 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
19213 attributes for certain alternatives.
19214 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
19215 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
19216 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
19217 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
19218 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
19219 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
19220 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
19221 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
19222 length_immediate to 1 if operand 2 is const_int_operand.
19223 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
19224 *vec_extractv2si_1): Set length_immediate attribute to 1.
19225 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
19226 using old 3DNOW insn rather than SSE/3DNOW_A.
19227 (mmx_emms, mmx_femms): Clear modrm attribute.
19229 2009-05-29 Martin Jambor <mjambor@suse.cz>
19231 * tree-sra.c: New implementation of SRA.
19233 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
19234 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
19235 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
19236 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
19237 (SRA_MAX_STRUCTURE_COUNT): Removed.
19238 (SRA_FIELD_STRUCTURE_RATIO): Removed.
19239 * doc/invoke.texi (sra-max-structure-size): Removed.
19240 (sra-field-structure-ratio): Removed.
19242 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19244 PR middle-end/40291
19245 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
19248 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
19250 PR rtl-optimization/40101
19251 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
19252 seqno. Adjust comment.
19253 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
19254 inserting bookkeeping before a jump, the jump is not scheduled.
19255 When no positive seqno found, provide a value. Add comment.
19257 2009-05-29 Richard Guenther <rguenther@suse.de>
19259 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
19260 short-cutting on the first component.
19262 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19264 PR middle-end/39958
19265 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
19266 for trees other than decls/types.
19268 2009-05-29 Richard Guenther <rguenther@suse.de>
19270 * tree-ssa-operands.c (get_expr_operands): Do not handle
19271 INDIRECT_REFs in the handled-component case. Remove
19272 unused get_ref_base_and_extent case.
19273 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
19274 tree_low_cst and host_integerp where possible.
19275 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
19276 codes for equivalence.
19277 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
19279 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
19281 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
19282 to tmake_file for i[34567]86-*-cygwin*.
19284 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19287 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
19288 (altivec_categorize_keyword, init_vector_keywords,
19289 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
19292 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
19294 * tree.c (handle_dll_attribute): Check if node is
19295 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
19297 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
19299 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
19301 (thumb2_zero_extendqidi2): Likewise.
19303 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
19305 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
19306 instead of gen_movrt.
19307 * config/sh/sh.md (movrt): Remove.
19309 2009-05-28 Steve Ellcey <sje@cup.hp.com>
19311 * doc/invoke.texi (IA-64 Options):
19312 Add -msdata, -mfused-madd, -mno-inline-float-divide,
19313 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
19314 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
19315 -msched-prefer-non-control-spec-insns,
19316 -msched-stop-bits-after-every-cycle,
19317 -msched-count-spec-in-critical-path,
19318 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
19319 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
19320 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
19321 and -msched-spec-verbose.
19323 2009-05-28 Joseph Myers <joseph@codesourcery.com>
19325 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
19326 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
19328 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
19330 2009-05-28 Richard Guenther <rguenther@suse.de>
19332 * tree-ssa-alias.c (ao_ref_init): New function.
19333 (ao_ref_base): Likewise.
19334 (ao_ref_base_alias_set): Likewise.
19335 (ao_ref_alias_set): Likewise.
19336 (refs_may_alias_p_1): Change signature.
19337 (refs_may_alias_p): Adjust.
19338 (refs_anti_dependent_p): Likewise.
19339 (refs_output_dependent_p): Likewise.
19340 (call_may_clobber_ref_p_1): Change signature.
19341 (call_may_clobber_ref_p): Adjust.
19342 (stmt_may_clobber_ref_p_1): New function split out from ...
19343 (stmt_may_clobber_ref_p): ... here.
19344 (maybe_skip_until): Adjust signature.
19345 (get_continuation_for_phi): Likewise.
19346 (walk_non_aliased_vuses): Likewise.
19347 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
19348 (ao_ref_init): Declare.
19349 (ao_ref_base): Likewise.
19350 (ao_ref_alias_set): Likewise.
19351 (stmt_may_clobber_ref_p_1): Likewise.
19352 (walk_non_aliased_vuses): Adjust.
19353 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
19354 (get_ref_from_reference_ops): remove.
19355 (vn_reference_lookup_2): Adjust signature.
19356 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
19357 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
19358 (vn_reference_lookup): Adjust.
19359 (vn_reference_insert): Likewise.
19360 (vn_reference_insert_pieces): Adjust signature.
19361 (visit_reference_op_call): Adjust.
19362 * tree-ssa-pre.c (get_expr_type): Simplify.
19363 (phi_translate_1): Adjust.
19364 (compute_avail): Likewise.
19365 (translate_vuse_through_block): Do not re-build trees.
19366 (value_dies_in_block_x): Likewise.
19367 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
19369 (vn_reference_lookup_pieces): Adjust declaration.
19370 (vn_reference_insert_pieces): Likewise.
19372 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
19374 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
19375 with checking disabled.
19377 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
19381 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
19382 macro definition for support of three-operand format aligned
19383 .comm directive in assembler on cygwin/pe/mingw target OS.
19384 * configure: Regenerate.
19385 * config.h: Regenerate.
19387 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
19388 aligned form of .comm directive if -mpe-aligned-commons is in effect.
19389 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
19391 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
19392 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
19394 2009-05-28 Ira Rosen <irar@il.ibm.com>
19396 PR tree-optimization/40254
19397 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
19398 in analysis of basic blocks.
19400 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
19402 PR middle-end/33699
19403 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
19404 * target-def.h (TARGET_CONST_ANCHOR): New macro.
19405 (TARGET_INITIALIZER): Use it.
19406 * cse.c (CHEAPER): Move it up to the other macros.
19407 (insert): Rename this ...
19408 (insert_with_costs): ... to this. Add cost parameters. Update
19410 (insert): New function. Call insert_with_costs.
19411 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
19412 find_reg_offset_for_const, try_const_anchors): New functions.
19413 (cse_insn): Call try_const_anchors. Adjust cost of src_related
19414 when using a const-anchor. Call insert_const_anchors.
19415 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
19416 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
19418 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
19420 * tree-inline.c (remap_decls): Enable nonlocalized variables
19421 when not optimizing.
19423 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
19425 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
19426 Simplify other tests involving optimize.
19428 2009-05-27 Tom Tromey <tromey@redhat.com>
19430 * unwind-dw2.c (_Unwind_DebugHook): New function.
19431 (uw_install_context): Call _Unwind_DebugHook.
19433 2009-05-27 Tom Tromey <tromey@redhat.com>
19435 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
19437 2009-05-27 Ian Lance Taylor <iant@google.com>
19439 * Makefile.in (LINKER, LINKER_FLAGS): Define.
19440 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
19441 (ALL_LINKERFLAGS): Define.
19442 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
19443 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
19444 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
19445 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
19446 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
19447 $(LINKER_FOR_BUILD).
19448 (build/gcov-iov$(build_exeext)): Likewise.
19450 2009-05-27 Julian Brown <julian@codesourcery.com>
19452 * gcse.c (target.h): Include.
19453 (can_assign_to_reg_without_clobbers_p): Check that the target allows
19454 copy of argument to a pseudo register.
19456 2009-05-27 Diego Novillo <dnovillo@google.com>
19458 * tree-ssa-live.c (dump_scope_block): Document arguments.
19459 (dump_scope_blocks): Document.
19460 (debug_scope_blocks): New.
19461 * tree-flow.h (debug_scope_blocks): Declare.
19463 2009-05-21 Denis Chertykov <denisc@overta.ru>
19465 * doc/contrib.texi (Contributors): Add myself to the list.
19467 2009-05-27 Olivier Hainque <hainque@adacore.com>
19469 * expr.c (target_align): New function. Alignment the TARGET of an
19470 assignment may be assume to have.
19471 (highest_pow2_factor_for_target): Use it instead of relying on
19472 immediate tree attributes of TARGET, not necessarily honored when
19473 intermediate bitfields are involved.
19475 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
19478 * config/i386/driver-i386.c (host_detect_local_cpu): Support
19479 AVX, SSE4, AES, PCLMUL and POPCNT.
19481 2009-05-27 Diego Novillo <dnovillo@google.com>
19483 * tree-pretty-print.c (dump_location): New.
19484 (dump_generic_node): Call it.
19485 Factor code to handle BLOCK nodes ...
19486 (dump_block_node): ... here.
19488 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
19490 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
19492 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
19494 * gcc-plugin.h: Include config.h and system.h.
19495 (IN_GCC): Define if not defined.
19497 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
19499 PR middle-end/40249
19500 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
19503 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
19505 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
19507 * config/m32r/m32r.h: Ditto.
19508 * config/m32r/m32r.md: Ditto.
19509 * config/m32r/predicates.md: Ditto.
19511 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
19513 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
19515 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
19518 (Loading plugins): typo.
19519 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
19520 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
19521 (Interacting with the GCC Garbage Collector): Added new section.
19522 (Giving information about a plugin): Added new section for
19524 * ggc.h (ggc_register_root_tab): Added declaration.
19525 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
19526 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
19527 (register_callback): Improved comment in declaration.
19528 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
19529 (extra_root_vec) Added static variable for dynamic roots registration.
19530 (ggc_register_root_tab) Added new routine.
19531 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
19532 PLUGIN_GGC_MARKING event.
19533 * ggc-zone.c: Include plugin.h.
19534 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
19535 * ggc-page.c: Include plugin.h.
19536 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
19537 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
19538 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
19539 (register_callback): check lack of callbacks for
19540 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
19541 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
19542 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
19543 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
19544 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
19545 dependency on plugin.h.
19546 (plugin.o): Added dependency on ggc.h...
19548 2009-05-26 Richard Guenther <rguenther@suse.de>
19550 PR middle-end/40248
19552 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19553 with mismatched comparison modes.
19555 * expr.c (expand_expr_real_1): Expand the operand of a
19556 VIEW_CONVERT_EXPR in its natural mode.
19558 2009-05-26 Ian Lance Taylor <iant@google.com>
19560 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
19561 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
19562 (ALL_COMPILERFLAGS): Define.
19563 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
19564 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
19565 (collect2$(exeext), collect2.o): Likewise.
19566 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
19567 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
19568 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
19569 (libbackend.o, intl.o, cppdefault.o): Likewise.
19570 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
19571 (build/%.o): Use $(COMPILER_FOR_BUILD).
19572 (build/gen%$(build_exeext)): Likewise.
19573 (build/gcov-iov$(build_exeext)): LIkewise.
19574 * config/t-darwin (darwin.o): Use $(COMPILER).
19575 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
19576 * config/t-sol2 (sol2-c.o): Likewise.
19577 (sol2.o): Likewise.
19578 * config/t-vxworks (vxworks.o): Likewise.
19579 * config/x-darwin (host-darwin.o): Likewise.
19580 * config/x-hpux (host-hpux.o): Likewise.
19581 * config/x-linux (host-linux.o): Likewise.
19582 * config/x-solaris (host-solaris.o): Likewise.
19583 * config/alpha/x-alpha (driver-alpha.o): Likewise.
19584 * config/arm/t-arm (arm-c.o): Likewise.
19585 * config/arm/t-pe (pe.o): Likewise.
19586 * config/arm/t-wince-pe (pe.o): Likewise.
19587 * config/i386/t-cygming (winnt.o): Likewise.
19588 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
19589 * config/i386/t-cygwin (cygwin1.o): Likewise.
19590 (cygwin2.o): Likewise.
19591 * config/i386/t-i386 (i386-c.o): Likewise.
19592 * config/i386/t-interix (winnt.o): Likewise.
19593 * config/i386/t-netware (netware.o): Likewise.
19594 * config/i386/t-nwld (nwld.o): Likewise.
19595 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
19596 * config/i386/x-i386 (driver-i386.o): Likewise.
19597 * config/i386/x-cygwin (host-cygwin.o): Likewise.
19598 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
19599 * config/ia64/t-ia64 (ia64-c.o): Likewise.
19600 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
19601 * config/mips/x-native (driver-native.o): Likewise.
19602 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
19603 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
19604 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
19605 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
19606 * config/score/t-score-elf (score7.o): Likewise.
19607 (score3.o): Likewise.
19608 * config/sh/t-sh (sh-c.o): Likewise.
19609 * config/sh/t-symbian (sh-c.o): Likewise.
19610 (symbian.o): Likewise.
19611 * config/spu/t-spu-elf (spu-c.o): Likewise.
19612 * config/v850/t-v850 (v850-c.o): Likewise.
19613 * config/v850/t-v850e (v850-c.o): Likewise.
19615 2009-05-26 Richard Guenther <rguenther@suse.de>
19617 PR tree-optimization/40122
19618 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
19619 VECTOR_CSTs if possible.
19620 (fold_gimple_assign): Likewise.
19622 2009-05-26 Richard Guenther <rguenther@suse.de>
19624 PR middle-end/40252
19625 * fold-const.c (fold_binary): Use the correct types for building
19628 2009-05-26 Richard Guenther <rguenther@suse.de>
19630 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
19631 redundant calls to merge_alias_info.
19632 (bump_vector_ptr): Likewise.
19633 * tree-ssa-copy.c (merge_alias_info): Remove.
19634 (replace_exp_1): Remove call to merge_alias_info.
19635 (propagate_tree_value): Likewise.
19636 (fini_copy_prop): Propagate points-to info.
19637 * tree-flow.h (merge_alias_info): Remove.
19639 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
19641 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
19643 2009-05-25 Jan Hubicka <jh@suse.cz>
19645 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19646 * cgraph.h (struct inline_summary): New filed self_wize,
19647 size_inlining_benefit, self_time and time_inlining_benefit.
19648 (struct cgraph_global_info): Replace insns by time ans size fields.
19649 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19650 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19651 (ipcp_update_callgraph): Do not touch function bodies.
19652 * ipa-inline.c: Include except.h
19653 (MAX_TIME): New constant.
19654 (overall_insns): Remove.
19655 (leaf_node_p): New.
19656 (overall_size, max_benefit): New static variables.
19657 (cgraph_estimate_time_after_inlining): New function.
19658 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19659 (cgraph_clone_inlined_nodes): Update size.
19660 (cgraph_mark_inline_edge): Update size.
19661 (cgraph_estimate_growth): Use size info.
19662 (cgraph_check_inline_limits): Check size.
19663 (cgraph_default_inline_p): Likewise.
19664 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19665 (cgraph_decide_recursive_inlining): Check size.
19666 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19668 (cgraph_decide_inlining): Likewise.
19669 (cgraph_decide_inlining_incrementally): Likewise; honor
19670 PARAM_EARLY_INLINING_INSNS.
19671 (likely_eliminated_by_inlining_p): New predicate.
19672 (estimate_function_body_sizes): New function.
19673 (compute_inline_parameters): Use it.
19674 * except.c (must_not_throw_labels): New function.
19675 * except.h (must_not_throw_labels): Declare.
19676 * tree-inline.c (init_inline_once): Kill inlining_weigths
19677 * tree-ssa-structalias.c: Avoid uninitialized warning.
19678 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19679 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19680 (PARAM_INLINE_CALL_COST): Remove.
19681 (PARAM_EARLY_INLINING_INSNS): New.
19683 2009-05-25 Richard Guenther <rguenther@suse.de>
19685 PR tree-optimization/36327
19686 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
19687 callback for reference translation or lookup at the point of may-defs.
19688 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
19689 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
19690 for union COMPONENT_REFs.
19691 (vn_reference_lookup_3): New callback. Lookup from memset
19692 and CONSTRUCTOR assignment, translate through struct copies.
19693 (vn_reference_lookup_pieces): Make sure to not free the
19694 passed operands array. Adjust walk_non_aliased_vuses call.
19695 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
19696 make sure we do not leak memory.
19698 2009-05-25 Richard Guenther <rguenther@suse.de>
19700 * tree-ssa-alias.h (dump_points_to_solution): Declare.
19701 * tree-inline.c (expand_call_inline): Reset the escaped and
19702 callused solutions.
19703 * tree-ssa-structalias.c (pass_build_ealias): New.
19704 * tree-pass.h (pass_build_ealias): Declare.
19705 * passes.c (init_optimization_passes): Add PTA during
19706 early optimizations.
19707 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
19708 and CALLUSED solutions.
19709 (dump_points_to_solution): New function, split out from ...
19710 (dump_points_to_info_for): ... here.
19711 * tree-parloops.c (parallelize_loops): Reset the escaped and
19712 callused solutions.
19714 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19717 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
19718 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
19720 2009-05-25 Ira Rosen <irar@il.ibm.com>
19722 PR tree-optimization/40238
19723 * tree-vect-stmts.c (vect_init_vector): Insert initialization
19724 statements after basic block's labels.
19725 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
19726 to free the allocated memory.
19728 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
19730 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
19731 return address with a USE.
19733 2009-05-24 Richard Guenther <rguenther@suse.de>
19735 PR middle-end/40233
19736 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
19737 array type from the main variant of the inner type.
19739 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19741 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
19742 definition to bool (from int) to un-break build.
19743 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
19745 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
19747 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
19748 discard_stmt_changes): Delete.
19749 * tree-ssa-operands.c (scb_stack): Delete.
19750 (init_ssa_operands): Do not initialize it.
19751 (fini_ssa_operands): Do not free it.
19752 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
19754 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
19755 update_stmt, remove the others. Fix comments.
19756 * tree-dfa.c (optimize_stack_restore): Likewise.
19757 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
19758 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
19759 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
19760 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
19762 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
19763 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
19764 (dom_opt_finalize_block): Likewise, adjusting access to
19766 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
19767 (stmts_to_rescan): Change item type to gimple.
19768 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
19770 2009-05-24 Ira Rosen <irar@il.ibm.com>
19772 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
19773 * tree-pass.h (pass_slp_vectorize): New pass.
19774 * params.h (SLP_MAX_INSNS_IN_BB): Define.
19775 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
19776 * tree-vectorizer.c (timevar.h): Include.
19777 (user_vect_verbosity_level): Declare.
19778 (vect_location): Fix comment.
19779 (vect_set_verbosity_level): Update user_vect_verbosity_level
19780 instead of vect_verbosity_level.
19781 (vect_set_dump_settings): Add an argument. Ignore user defined
19782 verbosity if dump flags require higher level of verbosity. Print to
19783 stderr only for loop vectorization.
19784 (vectorize_loops): Update call to vect_set_dump_settings.
19785 (execute_vect_slp): New function.
19786 (gate_vect_slp): Likewise.
19787 (struct gimple_opt_pass pass_slp_vectorize): New.
19788 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
19789 access its members.
19790 (vec_info_for_bb): New function.
19791 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
19792 (VECTORIZATION_ENABLED): New macro.
19793 (SLP_ENABLED, SLP_DISABLED): Likewise.
19794 (vect_is_simple_use): Add bb_vec_info argument.
19795 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
19796 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
19797 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
19798 vect_schedule_slp, vect_analyze_slp): Likewise.
19799 (vect_analyze_stmt): Add slp_tree argument.
19800 (find_bb_location): Declare.
19801 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
19802 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
19803 (vect_analyze_loop_operations, vect_analyze_loop,
19804 get_initial_def_for_induction, vect_create_epilog_for_reduction,
19805 vect_finalize_reduction, vectorizable_reduction,
19806 vectorizable_live_operation, vect_transform_loop): Likewise.
19807 * tree-data-ref.c (dr_analyze_innermost): Update comment,
19808 skip evolution analysis if analyzing a basic block.
19809 (dr_analyze_indices): Likewise.
19810 (initialize_data_dependence_relation): Skip the test whether the
19811 object is invariant for basic blocks.
19812 (compute_all_dependences): Skip dependence analysis for data
19813 references in basic blocks.
19814 (find_data_references_in_stmt): Don't fail in case of invariant
19815 access in basic block.
19816 (find_data_references_in_bb): New function.
19817 (find_data_references_in_loop): Move code to
19818 find_data_references_in_bb and add a call to it.
19819 (compute_data_dependences_for_bb): New function.
19820 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
19821 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
19823 (vect_analyze_data_ref_dependence): Check for interleaving in case of
19824 unknown dependence in basic block and fail in case of dependence in
19826 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
19827 dependence instances from either loop or basic block vectorization
19829 (vect_compute_data_ref_alignment): Check if it is loop vectorization
19830 before calling nested_in_vect_loop_p.
19831 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
19832 dependence instances from either loop or basic block vectorization
19834 (vect_verify_datarefs_alignment): Likewise.
19835 (vect_enhance_data_refs_alignment): Adjust function calls.
19836 (vect_analyze_data_refs_alignment): Likewise.
19837 (vect_analyze_group_access): Fix printing. Skip different checks if
19838 DR_STEP is 0. Keep strided stores either in loop or basic block
19839 vectorization data structure. Fix indentation.
19840 (vect_analyze_data_ref_access): Fix comments, allow zero step in
19842 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
19843 dependence instances from either loop or basic block vectorization
19845 (vect_analyze_data_refs): Update comment. Call
19846 compute_data_dependences_for_bb to analyze basic blocks.
19847 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
19848 case of loop vectorization. In case of basic block vectorization use
19849 data-ref itself as a base.
19850 (vect_create_data_ref_ptr): In case of basic block vectorization:
19851 don't advance the pointer, add new statements before the current
19852 statement. Adjust function calls.
19853 (vect_supportable_dr_alignment): Support only aligned accesses in
19854 basic block vectorization.
19855 * common.opt (ftree-slp-vectorize): New flag.
19856 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
19857 (vect_pattern_recog_1): Likewise.
19858 * tree-vect-stmts.c (process_use): Likewise.
19859 (vect_init_vector): Add new statements in the beginning of the basic
19860 block in case of basic block SLP.
19861 (vect_get_vec_def_for_operand): Adjust function calls.
19862 (vect_finish_stmt_generation): Likewise.
19863 (vectorizable_call): Add assert that it is loop vectorization, adjust
19865 (vectorizable_conversion, vectorizable_assignment): Likewise.
19866 (vectorizable_operation): In case of basic block SLP, take
19867 vectorization factor from statement's type and skip the relevance
19868 check. Adjust function calls.
19869 (vectorizable_type_demotion): Add assert that it is loop
19870 vectorization, adjust function calls.
19871 (vectorizable_type_promotion): Likewise.
19872 (vectorizable_store): Check for outer loop only in case of loop
19873 vectorization. Adjust function calls. For basic blocks, skip the
19874 relevance check and don't advance pointers.
19875 (vectorizable_load): Likewise.
19876 (vectorizable_condition): Add assert that it is loop vectorization,
19877 adjust function calls.
19878 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
19879 that it is not reduction, get vector type, call only supported
19880 functions, skip loop specific parts.
19881 (vect_transform_stmt): Check for outer loop only in case of loop
19883 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
19884 (vect_is_simple_use): Fix comment, add new argument, fix conditions
19885 for external definition.
19886 * passes.c (pass_slp_vectorize): New pass.
19887 * tree-vect-slp.c (find_bb_location): New function.
19888 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
19889 check for patterns only in loops.
19890 (vect_build_slp_tree): Add argument, adjust function calls, fail in
19891 case of multiple types in basic block SLP.
19892 (vect_mark_slp_stmts_relevant): New function.
19893 (vect_supported_load_permutation_p): Fix comment.
19894 (vect_analyze_slp_instance): Add argument. In case of basic block
19895 SLP, take vectorization factor from statement's type, check that
19896 unrolling factor is 1. Adjust function call. Save SLP instance in
19897 either loop or basic block vectorization structure. Return FALSE,
19899 (vect_analyze_slp): Add argument. Get strided stores groups from
19900 either loop or basic block vectorization structure. Return FALSE
19901 if basic block SLP failed.
19902 (new_bb_vec_info): New function.
19903 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
19904 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
19905 (vect_schedule_slp): Add argument. Get SLP instances from either
19906 loop or basic block vectorization structure. Set vectorization factor
19907 to be 1 for basic block SLP.
19908 (vect_slp_transform_bb): New function.
19909 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
19911 2009-05-23 Mark Mitchell <mark@codesourcery.com>
19913 * final.c (shorten_branches): Do not align labels for jump tables.
19914 (final_scan_insn): Use JUMP_TABLE_DATA_P.
19916 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
19918 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
19919 Remove outdated reference to flow.c and fix nits.
19920 * doc/gccint.texi: Tweak RTL description.
19921 * doc/rtl.texi: Likewise.
19923 2009-05-23 Denis Chertykov <chertykov@gmail.com>
19925 * config/avr/avr.c: Change my email address.
19926 * config/avr/avr.h: Likewise.
19927 * config/avr/avr.md: Likewise.
19928 * config/avr/avr-protos.h: Likewise.
19929 * config/avr/libgcc.S: Likewise.
19931 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
19933 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
19934 (spu_split_load, spu_split_store): Change return type to int.
19935 (spu_split_convert): Declare.
19936 * config/spu/predicates.md (spu_mem_operand): Remove.
19937 (spu_mov_operand): Update.
19938 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
19939 * config/spu/spu.c (regno_aligned_for_load): Remove.
19940 (reg_aligned_for_addr, spu_expand_load): Define.
19941 (spu_expand_extv): Reimplement and handle MEM.
19942 (spu_expand_insv): Handle MEM.
19943 (spu_sched_reorder): Handle insn's with length 0.
19944 (spu_legitimate_address_p): Reimplement.
19945 (store_with_one_insn_p): Return TRUE for any mode with size
19946 larger than 16 bytes.
19947 (address_needs_split): Define.
19948 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
19950 (spu_convert_move): Define.
19951 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
19952 (spu_split_store): Change all MEM's to TImode.
19953 (spu_init_expanders): Preallocate registers that correspond to
19954 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
19956 (spu_split_convert): Define.
19957 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
19958 (_move<mode>, _movdi, _movti): Update predicate and condition.
19959 (load, store): Change to define_split.
19960 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
19962 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
19963 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
19964 define_insn_and_split of lshr<mode>3.
19965 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
19966 (<v>ashr<mode>3_imm): Define.
19967 (extv, extzv, insv): Allow MEM operands.
19968 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
19969 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
19970 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
19971 (_spu_convert2): Change to define_insn_and_split and remove the
19972 corresponding define_peephole2.
19973 (stack_protect_set, stack_protect_test, stack_protect_test_si):
19974 Change predicates to memory_operand.
19976 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19978 * config/arm/thumb2.md: Add 16-bit multiply instructions.
19980 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
19982 PR tree-optimization/40219
19983 * tree.c (iterative_hash_expr): Make sure the builtin function is
19984 a normal builtin function and not a front end or back end builtin
19985 before indexing into the built_in_decls array.
19987 2009-05-22 Richard Guenther <rguenther@suse.de>
19989 PR middle-end/38964
19990 * alias.c (write_dependence_p): Do not use TBAA for answering
19991 anti-dependence or output-dependence.
19992 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
19993 (emit_pointer_definition): Remove.
19994 (emit_alias_warning): Likewise.
19995 (find_what_var_points_to): Remove TBAA pruning code.
19996 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
19998 (compute_points_to_sets): Remove code computing the set of
19999 dereferenced pointers.
20000 * tree-data-ref.c (dr_may_alias_p): Properly use the split
20001 oracle for querying anti and output dependencies.
20002 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
20003 if TBAA may be applied.
20004 (refs_anti_dependent_p): New function.
20005 (refs_output_dependent_p): Likewise.
20006 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
20007 (refs_output_dependent_p): Likewise.
20008 * doc/tree-ssa.texi (Memory model): New section.
20009 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
20010 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
20011 * cfgexpand.c (expand_gimple_basic_block): Do not handle
20012 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
20013 * expr.c (expand_expr_real_1): Likewise.
20014 * gimple-low.c (lower_stmt): Likewise.
20015 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
20016 (dump_gimple_cdt): Remove.
20017 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
20018 (gimple_size): Likewise.
20019 (walk_gimple_op): Likewise.
20020 (is_gimple_stmt): Likewise.
20021 (walk_stmt_load_store_addr_ops): Likewise.
20022 (gimple_build_cdt): Remove.
20023 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
20024 * gimple.h (gimple_cdt_new_type): Remove.
20025 (gimple_cdt_new_type_ptr): Likewise.
20026 (gimple_cdt_set_new_type): Likewise.
20027 (gimple_cdt_location): Likewise.
20028 (gimple_cdt_location_ptr): Likewise.
20029 (gimple_cdt_set_location): Likewise.
20030 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
20031 * tree-cfg.c (remove_useless_stmts_1): Do not handle
20032 GIMPLE_CHANGE_DYNAMIC_TYPE.
20033 (verify_types_in_gimple_stmt): Likewise.
20034 * tree-inline.c (estimate_num_insns): Likewise.
20035 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
20036 (copy_decl_to_var): Likewise.
20037 (copy_result_decl_to_var): Likewise.
20038 * tree-pretty-print.c (dump_generic_node): Do not handle
20039 CHANGE_DYNAMIC_TYPE_EXPR.
20040 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
20041 * tree-ssa-operands.c (get_expr_operands): Likewise.
20042 * tree-ssa-structalias.c (struct variable_info): Remove
20043 no_tbaa_pruning member.
20044 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
20045 (unify_nodes): Do not copy it.
20046 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
20047 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
20048 (set_uids_in_ptset): Do not check it.
20049 (find_what_var_points_to): Likewise.
20050 (compute_tbaa_pruning): Remove.
20051 (compute_points_to_sets): Do not call it.
20052 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
20053 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
20054 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
20055 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
20056 (DECL_NO_TBAA_P): Likewise.
20057 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
20058 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
20059 (expand_omp_atomic_pipeline): Do not set it.
20060 * print-tree.c (print_node): Do not dump it.
20061 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20064 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
20067 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
20070 2009-05-22 Mark Mitchell <mark@codesourcery.com>
20072 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
20075 2009-05-22 Ben Elliston <bje@au.ibm.com>
20077 * Makefile.in (bversion.h, s-bversion): New targets.
20078 (TOPLEV_H): Add bversion.h.
20079 * toplev.h: Include "bversion.h".
20080 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
20081 the __format__ attribute only if compiling with the same version
20082 of GCC as the sources (the "build version").
20084 2009-05-22 Ben Elliston <bje@au.ibm.com>
20086 * c-format.c (handle_format_attribute): Fix comment typo.
20088 2009-05-21 Steve Ellcey <sje@cup.hp.com>
20091 * config/ia64/ia64.opt (mfused-madd): New.
20092 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
20093 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
20094 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
20095 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
20096 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
20097 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
20098 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
20099 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
20100 instruction if !TARGET_FUSED_MADD.
20101 (fpma, fpms): Remove colon from name.
20103 2009-05-22 Richard Guenther <rguenther@suse.de>
20105 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
20106 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
20107 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
20109 (create_expression_by_pieces): Only convert if necessary.
20110 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
20111 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
20113 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
20115 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
20116 regular pattern from a template and rename it ...
20117 (*extzv_truncsi_exts): ... to this.
20119 2009-05-21 Richard Guenther <rguenther@suse.de>
20121 * cgraph.h (struct cgraph_node): Remove inline_decl member.
20122 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
20123 (cgraph_default_inline_p): Likewise.
20124 (cgraph_decide_inlining_incrementally): Likewise.
20126 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
20127 Uros Bizjak <ubizjak@gmail.com>
20129 * config/i386/cpuid.h (bit_MOVBE): New.
20131 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
20133 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
20134 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
20135 (ix86_handle_option): Handle OPT_mmovbe.
20136 (ix86_target_string): Add -mmovbe.
20137 (pta_flags): Add PTA_MOVBE.
20138 (processor_alias_table): Add PTA_MOVBE to "atom".
20139 (override_options): Handle PTA_MOVBE.
20141 * config/i386/i386.h (TARGET_MOVBE): New.
20143 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
20144 (*bswapsi_movbe): New.
20145 (*bswapdi_movbe): Likewise.
20146 (bswapdi2): Renamed to ...
20147 (*bswapdi_1): This.
20148 (bswapdi2): New expander.
20150 * config/i386/i386.opt (mmovbe): New.
20152 * doc/invoke.texi: Document -mmovbe.
20154 2009-05-21 Taras Glek <tglek@mozilla.com>
20156 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
20157 * gcc-plugin.h (plugin_init): Updated signature.
20158 * gcc-plugin.h (plugin_name_args): Moved to this header.
20159 * doc/plugins.texi (plugin_init): Updated documention to reflect
20161 * doc/plugins.texi (plugin_name_args): Added to documention.
20163 2009-05-21 Mark Mitchell <mark@codesourcery.com>
20165 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
20166 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
20168 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
20170 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
20171 JUMP_TABLE_DATA_P predicates where applicable.
20172 * config/i386/predicates.md: Ditto.
20173 * config/i386/sse.md: Ditto.
20175 2009-05-21 Jakub Jelinek <jakub@redhat.com>
20177 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
20178 operand2 -128 override length_immediate attribute to 1.
20179 * config/i386/predicates.md (constm128_operand): New predicate.
20181 * config/i386/i386.c (memory_address_length): Handle %r12
20182 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
20184 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
20185 mode look through optional ZERO_EXTEND and SUBREG.
20186 * config/i386/i386.md (R12_REG): New define_constant.
20187 (prefix_data16): For sse unit set also for MODE_TI insns.
20188 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
20189 insns set if operand 1 is ext_QIreg_operand.
20190 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
20191 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
20193 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
20194 mode from MODE_DI to MODE_SI.
20195 (movdi_1_rex64): Override modrm and length_immediate attributes
20196 only for movabs (TYPE_IMOV, alternative 2).
20197 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
20198 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
20199 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
20200 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
20201 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
20202 prefix_rex attribute if DImode.
20203 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
20204 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
20205 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
20206 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
20207 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
20208 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
20209 Likewise. For TYPE_IMOV clear length_immediate attribute.
20210 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
20211 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
20212 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
20213 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
20214 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
20215 or one operand TYPE_ISHIFT.
20216 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
20217 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
20218 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
20219 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
20220 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
20221 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
20222 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
20223 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
20224 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
20225 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
20226 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
20227 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
20228 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
20229 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
20230 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
20231 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
20232 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
20233 set mode attribute, don't override length attribute.
20234 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
20236 (return_internal_long): Set length attribute to 2 instead of 1.
20237 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
20238 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
20239 prefix_rex attribute.
20240 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
20242 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
20244 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20246 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
20248 2009-05-20 Ian Lance Taylor <iant@google.com>
20250 * tree.c (build_tree_list_vec_stat): New function.
20251 (ctor_to_vec): New function.
20252 (build_nt_call_vec): New function.
20253 (build_call_array): Change args to be a const pointer.
20254 (build_call_vec): New function.
20255 * tree.h (build_nt_call_vec): Declare.
20256 (build_tree_list_vec_stat): Declare.
20257 (build_tree_list_vec): Define.
20258 (build_call_array): Update declaration.
20259 (build_call_vec): Declare.
20260 (ctor_to_vec): Declare.
20261 * c-common.c (tree_vector_cache): New static variable.
20262 (make_tree_vector): New function.
20263 (release_tree_vector): New function.
20264 (make_tree_vector_single): New function.
20265 (make_tree_vector_copy): New function.
20266 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
20267 (make_tree_vector_single, make_tree_vector_copy): Declare.
20268 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
20269 (c_parser_expr_list): Don't manage cache here, instead call
20271 (c_parser_release_expr_list): Remove static function.
20272 (c_parser_vec_to_tree_list): Remove static function.
20273 (c_parser_attributes): Call build_tree_list_vec instead of
20274 c_parser_vec_to_tree_list. Call release_tree_vector instead of
20275 c_parser_release_expr_list.
20276 (c_parser_postfix_expression_after_primary): Likewise.
20277 (c_parser_objc_keywordexpr): Likewise.
20279 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
20281 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
20282 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
20283 TARGET_CONVERT_TO_TYPE.
20284 * hooks.c (hook_tree_const_tree_null): Define.
20285 * hooks.h (hook_tree_const_tree_null): Declare.
20286 * target.h (struct gcc_target): Add invalid_parameter_type,
20287 invalid_return_type, promoted_type, and convert_to_type fields.
20288 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
20289 (TARGET_INVALID_RETURN_TYPE): Define.
20290 (TARGET_PROMOTED_TYPE): Define.
20291 (TARGET_CONVERT_TO_TYPE): Define.
20292 (TARGET_INITIALIZER): Update for new fields.
20293 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
20294 (grokparms): Check targetm.invalid_parameter_type.
20295 * c-typeck.c (default_conversion): Check targetm.promoted_type.
20296 * c-convert.c (convert): Check targetm.convert_to_type.
20298 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
20300 * config/mips/mips.md (*extenddi_truncate<mode>,
20301 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
20303 (*extendhi_truncateqi): New define_insn_and_sptit.
20305 2009-05-20 Jakub Jelinek <jakub@redhat.com>
20307 PR middle-end/40204
20308 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
20309 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
20311 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
20313 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
20314 the operand of VIEW_CONVERT_EXPR.
20316 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
20318 * config/i386/driver-i386.c (host_detect_local_cpu): Check
20319 extended family and model for Intel processors. Support Intel Atom.
20321 2009-05-20 Olivier Hainque <hainque@adacore.com>
20323 * gstab.h (stab_code_type): Define, to be used instead of the
20324 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
20326 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
20327 occurrences by stab_code_type.
20328 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
20330 2009-05-20 Martin Jambor <mjambor@suse.cz>
20332 * tree-flow.h (insert_edge_copies_seq): Undeclare.
20333 (sra_insert_before): Likewise.
20334 (sra_insert_after): Likewise.
20335 (sra_init_cache): Likewise.
20336 (sra_type_can_be_decomposed_p): Likewise.
20337 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
20338 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
20339 (sra_insert_before): Likewise.
20340 (sra_insert_after): Likewise.
20341 (sra_init_cache): Likewise.
20342 (insert_edge_copies_seq): Made static and moved upwards.
20344 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
20347 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
20349 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
20350 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
20353 2009-05-20 Richard Guenther <rguenther@suse.de>
20355 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
20356 with mismatched comparison modes.
20358 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20360 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
20361 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
20362 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
20363 with shifts for Thumb2.
20364 (orsi_notsi): New for orn.
20365 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
20366 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
20367 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
20368 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
20369 Don't invert remainder for IOR.
20371 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
20373 PR tree-optimization/40087
20374 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
20375 number_of_iterations_ne): Rename never_infinite argument.
20376 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
20377 number_of_iterations_le): Handle pointer-type ivs when
20378 exit_must_be_taken is false.
20379 (number_of_iterations_cond): Do not always assume that
20380 exit_must_be_taken if the control variable is a pointer.
20382 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20384 * c-typeck.c (build_binary_op): Allow % on integal vectors.
20385 * doc/extend.texi (Vector Extension): Document that % is allowed too.
20387 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
20389 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
20390 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
20392 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20395 * c.opt (Wlogical-op): Disabled by default.
20396 * c-opt (c_common_post_options): Do not enable Wlogical-op with
20398 * doc/invoke.texi (Wlogical-op): Likewise.
20400 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
20402 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
20404 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
20405 Propagate the type of the first operand.
20406 <ASSERT_EXPR>: Simplify.
20407 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
20408 Rewrite using the RHS code as discriminant.
20409 <NOP_EXPR>: Turn into CASE_CONVERT.
20410 <PLUS_EXPR>: Propagate the type of the first operand.
20412 2009-05-19 Steve Ellcey <sje@cup.hp.com>
20414 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
20415 (ia64_dconst_0_375): New.
20416 * config/ia64/ia64.c (ia64_override_options): Remove
20417 -minline-sqrt-min-latency warning.
20418 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
20419 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
20420 * config/ia64/ia64.md (*sqrt_approx): Remove.
20421 (sqrtsf2): Remove #if 0.
20422 (sqrtsf2_internal_thr): Rewrite and move to div.md.
20423 (sqrtdf): Remove assert.
20424 (sqrtdf2_internal_thr): Rewrite and move to div.md.
20425 (sqrtxf2): Remove #if 0.
20426 (sqrtxf2_internal_thr): Rewrite and move to div.md.
20427 * div.md (sqrt_approx_rf): New.
20428 (sqrtsf2_internal_thr): New implementation.
20429 (sqrtsf2_internal_lat): New.
20430 (sqrtdf2_internal_thr: New implementation.
20431 (sqrtxf2_internal): New implementation.
20433 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
20434 Hans-Peter Nilsson <hp@axis.com>
20436 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
20437 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
20438 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
20439 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
20440 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
20441 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
20442 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
20443 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
20444 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
20445 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
20446 * c-common.c: ...from here.
20448 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20450 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
20452 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20454 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
20456 2009-05-19 Ben Elliston <bje@au.ibm.com>
20458 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
20459 assignments with memcpy calls.
20460 (add_fdes): Likewise.
20461 (binary_search_unencoded_fdes): Likewise.
20462 (linear_search_fdes): Eliminate type puns.
20464 2009-05-19 Richard Guenther <rguenther@suse.de>
20466 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
20467 not falsely claim to have propagated into all uses.
20469 2009-05-19 Ben Elliston <bje@au.ibm.com>
20471 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
20474 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
20476 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
20477 * config/sh/sh.c (sh_legitimate_address_p): Make static.
20478 (TARGET_LEGITIMATE_ADDRESS_P): New.
20479 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20480 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
20482 2009-05-18 Dodji Seketeli <dodji@redhat.com>
20485 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
20486 child of the containing namespace's DIE.
20488 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
20490 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
20491 *zero_extendhi_truncqi): Move after the zero_extend patterns.
20492 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
20495 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
20498 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
20499 gen_align with gen_pad.
20500 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
20501 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
20503 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
20504 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
20506 * config/i386/i386.md (align): Renamed to ...
20507 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
20508 ASM_OUTPUT_MAX_SKIP_PAD.
20510 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
20512 * config.gcc: Fix variable syntax.
20515 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
20516 before calling exact_log2.
20517 (output_iorsi3): Likewise.
20518 (output_xorsi3): Likewise.
20520 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
20522 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
20523 for the none zero constant operand except for EQ and NE
20524 comprisons even when the first operand is R0.
20526 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
20528 * config/s390/2064.md: Remove trailing whitespaces.
20529 * config/s390/2084.md: Likewise.
20530 * config/s390/constraints.md: Likewise.
20531 * config/s390/fixdfdi.h: Likewise.
20532 * config/s390/libgcc-glibc.ver: Likewise.
20533 * config/s390/s390-modes.def: Likewise.
20534 * config/s390/s390-protos.h: Likewise.
20535 * config/s390/s390.c: Likewise.
20536 * config/s390/s390.h: Likewise.
20537 * config/s390/s390.md: Likewise.
20538 * config/s390/tpf-unwind.h: Likewise.
20540 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
20542 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
20544 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
20547 * configure.ac (m68k-*-*): Check if binutils support TLS.
20548 * configure: Regenerate.
20549 * config/m68k/predicates.md (symbolic_operand): Extend comment.
20550 * config/m68k/constraints.md (Cu): New constraint.
20551 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
20552 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
20553 (movsi): Handle TLS symbols.
20554 (addsi3_5200): Handle XTLS symbols, indent.
20555 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
20556 (m68k_tls_reference_p): Declare.
20557 (m68k_legitimize_address): Declare.
20558 (m68k_unwrap_symbol): Declare.
20559 * config/m68k/m68k.opt (mxtls): New option.
20560 * config/m68k/m68k.c (ggc.h): Include.
20561 (m68k_output_dwarf_dtprel): Implement hook.
20562 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
20563 (m68k_expand_prologue): Load GOT pointer when function needs it.
20564 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
20565 (m68k_legitimate_constant_address_p): Same.
20566 (m68k_decompose_address): Handle TLS references.
20567 (m68k_get_gp): New static function.
20568 (enum m68k_reloc): New contants.
20569 (TLS_RELOC_P): New macro.
20570 (m68k_wrap_symbol): New static function.
20571 (m68k_unwrap_symbol): New function.
20572 (m68k_final_prescan_insn_1): New static function.
20573 (m68k_final_prescan_insn): New function.
20574 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
20576 (legitimize_pic_address): Handle TLS references..
20577 (m68k_tls_get_addr, m68k_get_tls_get_addr)
20578 (m68k_libcall_value_in_a0_p)
20579 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
20580 (m68k_call_m68k_read_tp): Helper variables and functions for ...
20581 (m68k_legitimize_tls_address): Handle TLS references.
20582 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
20584 (m68k_legitimize_address): Handle TLS symbols.
20585 (m68k_get_reloc_decoration): New static function.
20586 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
20588 (m68k_output_dwarf_dtprel): Implement hook.
20589 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
20590 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
20591 m68k_call_* routines.
20592 (sched_attr_op_type): Handle TLS symbols.
20593 (gt-m68k.h): Include.
20594 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
20595 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
20597 2009-05-18 Martin Jambor <mjambor@suse.cz>
20599 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
20600 (visit_store_addr_for_mod_analysis): New function.
20601 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
20602 (determine_cst_member_ptr): Use gimple_assign_single_p.
20603 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
20604 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
20605 operands. Don't check number of operands of a NOP_EXPR.
20607 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
20609 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
20611 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
20614 * c-common.c (warn_logical_operator): Don't warn if one of
20615 expression isn't always true or false.
20617 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
20619 * config/i386/biarch32.h: New file.
20620 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
20622 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
20624 * config/mips/mips.md (*zero_extend<mode>_trunchi,
20625 *zero_extend<mode>_truncqi): Merge these into ...
20626 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
20627 Name the pattern following this as *zero_extendhi_truncqi.
20629 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
20631 PR middle-end/39301
20632 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
20633 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
20634 (output_info): Make field HOST_WIDEST_INT.
20635 (print_statistics): Use HOST_WIDEST_INT_PRINT.
20636 (dump_bitmat_statistics): Same.
20638 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
20640 * config.gcc (use_gcc_stdint): Set to wrap.
20641 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
20642 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
20643 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20644 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20645 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20646 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20647 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20648 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20650 2009-05-16 Joseph Myers <joseph@codesourcery.com>
20652 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
20654 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
20655 Move definitions earlier.
20656 (OPT_ARCH64, OPT_ARCH32): Define.
20657 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
20660 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
20663 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
20666 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
20668 * arm.md (movdi2): Copy non-reg values to DImode registers.
20670 2009-05-16 Jakub Jelinek <jakub@redhat.com>
20673 * final.c (label_to_max_skip): New function.
20674 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
20675 CODE_LABEL_NUMBER <= max_labelno.
20676 * output.h (label_to_max_skip): New prototype.
20677 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
20678 (ix86_avoid_jump_mispredicts): ... this. Don't define if
20679 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
20680 Handle CODE_LABELs with >= 16 byte alignment or with
20681 max_skip == (1 << align) - 1.
20682 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
20683 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
20686 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
20687 .p2align 3 if MAX_SKIP is smaller than 7.
20688 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
20690 2009-05-15 Ian Lance Taylor <iant@google.com>
20692 * alias.c (struct alias_set_entry_d): Rename from struct
20693 alias_set_entry. Change all uses.
20694 * except.c (struct call_site_record_d): Rename from struct
20695 call_site_record. Change all uses.
20696 * except.h (struct eh_region_d): Rename from struct eh_region.
20698 * gcse.c (struct hash_table_d): Rename from struct hash_table.
20700 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
20701 ivtype_map_elt. Change all uses.
20702 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
20704 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
20705 * graphite.h (struct name_tree_d): Rename from struct name_tree.
20707 (struct sese_d): Rename from struct sese. Change all uses.
20708 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
20709 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
20710 * optabs.h (struct optab_d): Rename from struct optab. Change all
20712 (struct convert_optab_d): Rename from struct convert_optab.
20714 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
20715 ipa_opt_pass. Change all uses.
20716 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
20719 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
20720 defined as a typedef.
20721 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
20724 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
20727 * fold-const.c (make_range,build_range_check,merge_ranges): Move
20729 (merge_ranges): Returns bool.
20730 * tree.h (make_range): .. to here.
20731 (build_range_check): Likewise.
20732 (merge_ranges): Likewise. Renamed from merge_ranges.
20733 * c-typeck.c (parser_build_binary_op): Update calls to
20734 warn_logical_operator.
20735 * c-common.c (warn_logical_operator): Add new warning.
20736 * c-common.h (warn_logical_operator): Update declaration.
20738 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
20740 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
20742 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20744 * doc/install.texi: Document MPC requirements, flags etc.
20746 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
20747 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
20748 Evaluate constant arguments.
20749 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
20750 (fold_builtin_1): Likewise, also evaluate constant arguments.
20751 Remove superfluous break.
20752 (do_mpc_ckconv): New.
20753 * real.h: Include mpc.h.
20754 * toplev.c (print_version): Output MPC version info if available.
20756 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20758 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
20760 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
20762 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
20765 2009-05-15 Jan Hubicka <jh@suse.cz>
20767 * doc/invoke.texi (max-early-inliner-iterations): New flag.
20768 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
20769 (try_inline): Fix return value.
20770 (cgraph_decide_inlining_incrementally): Honor new value.
20771 (cgraph_early_inlining): Handle indirect inlining.
20772 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
20774 2009-05-15 Jan Hubicka <jh@suse.cz>
20776 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
20777 * cgraphunit.c (cgraph_finalize_function): Set it.
20778 (cgraph_expand_function): Use it.
20780 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20782 * real.c (encode_ieee_half): Define.
20783 (decode_ieee_half): Define.
20784 (ieee_half_format): Define.
20785 (arm_half_format): Define.
20786 * real.h (ieee_half_format): Declare.
20787 (arm_half_format): Declare.
20789 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20791 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
20792 swapped, and reversed optabs exist before trying to use them.
20794 2009-05-15 Paul Brook <paul@codesourcery.com>
20795 Sandra Loosemore <sandra@codesourcery.com>
20797 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
20798 loads. Allow PRE_DEC.
20799 (output_move_neon): Handle PRE_DEC.
20800 (arm_print_operand): Add 'A' for neon structure loads.
20801 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
20802 * config/arm/neon.md (neon_mov): Update comment.
20803 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
20805 (Um): New constraint.
20807 2009-05-15 Jan Hubicka <jh@suse.cz>
20809 Revert the following patch until testsuite fallout is fixed:
20810 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20811 * cgraph.h (struct inline_summary): New filed self_wize,
20812 size_inlining_benefit, self_time and time_inlining_benefit.
20813 (struct cgraph_global_info): Replace insns by time ans size fields.
20814 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20815 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20816 (ipcp_update_callgraph): Do not touch function bodies.
20817 * ipa-inline.c: Include except.h
20818 (MAX_TIME): New constant.
20819 (overall_insns): Remove
20820 (overall_size, max_benefit): New static variables.
20821 (cgraph_estimate_time_after_inlining): New function.
20822 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20823 (cgraph_clone_inlined_nodes): Update size.
20824 (cgraph_mark_inline_edge): Update size.
20825 (cgraph_estimate_growth): Use size info.
20826 (cgraph_check_inline_limits): Check size.
20827 (cgraph_default_inline_p): Likewise.
20828 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20829 (cgraph_decide_recursive_inlining): Check size.
20830 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20832 (cgraph_decide_inlining): Likewise.
20833 (cgraph_decide_inlining_incrementally): Likewise; honor
20834 PARAM_EARLY_INLINING_INSNS.
20835 (likely_eliminated_by_inlining_p): New predicate.
20836 (estimate_function_body_sizes): New function.
20837 (compute_inline_parameters): Use it.
20838 * except.c (must_not_throw_labels): New function.
20839 * except.h (must_not_throw_labels): Declare.
20840 * tree-inline.c (init_inline_once): Kill inlining_weigths
20841 * tree-ssa-structalias.c: Avoid uninitialized warning.
20842 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20843 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20844 (PARAM_INLINE_CALL_COST): Remove.
20845 (PARAM_EARLY_INLINING_INSNS): New.
20847 2009-05-15 Richard Guenther <rguenther@suse.de>
20849 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
20850 not TODO_update_ssa.
20852 2009-05-15 Richard Guenther <rguenther@suse.de>
20854 PR tree-optimization/39999
20855 * gimple.h (gimple_expr_type): Use the expression type looking
20856 through useless conversions.
20857 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
20858 (vn_nary_op_insert_stmt): Likewise.
20859 (simplify_binary_expression): Likewise.
20861 2009-05-15 Richard Guenther <rguenther@suse.de>
20863 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
20864 New options, enabled by default.
20865 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
20867 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
20868 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
20869 * tree-ssa-structalias.c (gate_tree_pta): New function.
20870 (pass_build_alias): Use it.
20872 2009-05-15 Joseph Myers <joseph@codesourcery.com>
20874 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
20875 recurse on an invariant address if a conversion from a pointer
20876 type to a wider integer type is involved.
20878 2009-05-15 Jan Hubicka <jh@suse.cz>
20880 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20881 * cgraph.h (struct inline_summary): New filed self_wize,
20882 size_inlining_benefit, self_time and time_inlining_benefit.
20883 (struct cgraph_global_info): Replace insns by time ans size fields.
20884 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20885 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20886 (ipcp_update_callgraph): Do not touch function bodies.
20887 * ipa-inline.c: Include except.h
20888 (MAX_TIME): New constant.
20889 (overall_insns): Remove
20890 (overall_size, max_benefit): New static variables.
20891 (cgraph_estimate_time_after_inlining): New function.
20892 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20893 (cgraph_clone_inlined_nodes): Update size.
20894 (cgraph_mark_inline_edge): Update size.
20895 (cgraph_estimate_growth): Use size info.
20896 (cgraph_check_inline_limits): Check size.
20897 (cgraph_default_inline_p): Likewise.
20898 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20899 (cgraph_decide_recursive_inlining): Check size.
20900 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20902 (cgraph_decide_inlining): Likewise.
20903 (cgraph_decide_inlining_incrementally): Likewise; honor
20904 PARAM_EARLY_INLINING_INSNS.
20905 (likely_eliminated_by_inlining_p): New predicate.
20906 (estimate_function_body_sizes): New function.
20907 (compute_inline_parameters): Use it.
20908 * except.c (must_not_throw_labels): New function.
20909 * except.h (must_not_throw_labels): Declare.
20910 * tree-inline.c (init_inline_once): Kill inlining_weigths
20911 * tree-ssa-structalias.c: Avoid uninitialized warning.
20912 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20913 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20914 (PARAM_INLINE_CALL_COST): Remove.
20915 (PARAM_EARLY_INLINING_INSNS): New.
20916 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
20917 (inline-call-cost): Remove.
20918 (early-inlining-insns): New.
20920 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
20922 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
20924 (print_int_cst_bounds_in_octal_p): Likewise.
20925 (dbxout_type): Adjust calls to above functions. Be prepared to deal
20927 * dwarf2out.c (base_type_die): Likewise.
20928 (is_subrange_type): Delete.
20929 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
20930 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
20931 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
20932 if the destination type is boolean.
20933 (build_range_check): Do not special-case subtypes.
20934 (fold_sign_changed_comparison): Likewise.
20935 (fold_unary): Likewise.
20936 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
20937 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
20938 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
20939 * tree.c (subrange_type_for_debug_p): New predicate based on the
20940 former is_subrange_type.
20941 * tree.h (subrange_type_for_debug_p): Declare.
20942 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
20943 (convert_affine_scev): Remove call to above function.
20944 (chrec_convert_aggressive): Likewise.
20945 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
20946 false for conversions involving subtypes.
20947 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
20948 (vrp_val_min): Likewise.
20949 (needs_overflow_infinity): Likewise.
20950 (extract_range_from_unary_expr): Likewise.
20952 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
20954 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
20955 * config/frv/frv.c: Likewise.
20956 * config/s390/s390.c: Likewise.
20957 * config/sparc/sparc.h: Likewise.
20958 * config/i386/i386.h: Likewise.
20959 * config/i386/i386.c: Likewise.
20960 * config/crx/crx.c: Likewise.
20961 * config/m68hc11/m68hc11.h: Likewise.
20962 * config/iq2000/iq2000.c: Likewise.
20963 * config/mn10300/mn10300.h: Likewise.
20964 * config/mn10300/mn10300.c: Likewise.
20965 * config/m68k/m68k.c: Likewise.
20966 * config/rs6000/rs6000.c: Likewise.
20967 * config/rs6000/xcoff.h: Likewise.
20968 * config/rs6000/linux64.h: Likewise.
20969 * config/rs6000/sysv4.h: Likewise.
20970 * config/score/score3.c: Likewise.
20971 * config/score/score7.c: Likewise.
20972 * config/score/score.c: Likewise.
20973 * config/arm/arm.md: Likewise.
20974 * config/mips/mips.c: Likewise.
20975 * config/mips/mips.md: Likewise.
20976 * config/bfin/bfin.h: Likewise.
20977 * config/pa/pa.c: Likewise.
20978 * config/pa/constraints.md: Likewise.
20980 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
20981 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
20982 * config/pdp11/pdp11.h: Use memory_address_p instead.
20984 2009-05-14 Ian Lance Taylor <iant@google.com>
20986 * passes.c (finish_optimization_passes): Change i to int.
20987 * plugin.c (plugins_active_p): Change event to int.
20988 (dump_active_plugins): Likewise.
20989 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
20991 * tree.c (tree_range_check_failed): Change c to unsigned int.
20992 (omp_clause_range_check_failed): Likewise.
20993 (build_common_builtin_nodes): Change mode to int. Add cast.
20994 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
20995 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
20997 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
20998 ++ or -- with a variable of enum type.
21000 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
21003 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
21005 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
21007 * store-motion.c: Do not include params.h
21008 * Makefile.in: Fix dependencies for various files.
21010 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
21012 * auto-inc-dec.c: Fix pass description, remove apparent
21013 accidental duplication.
21015 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
21017 PR middle-end/40147
21018 * ipa-utils.h (memory_identifier_string): Moved to ...
21019 * tree.h (memory_identifier_string): Here. Add GTY(()).
21021 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
21023 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
21024 in the former documentation of...
21025 (GO_IF_LEGITIMATE_ADDRESS): ... this.
21026 * ira-conflicts.c (get_dup_num): Use address_operand.
21027 * targhooks.c (default_legitimate_address_p): New.
21028 * targhooks.h (default_legitimate_address_p): New.
21029 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
21031 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
21032 * target.h (struct target): Add legitimate_address_p.
21033 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
21034 (TARGET_INITIALIZER): Include it.
21036 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21037 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
21038 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
21039 (TARGET_LEGITIMATE_ADDRESS_P): New.
21041 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21042 (REG_OK_STRICT_P): Delete.
21043 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
21044 (frv_legitimate_address_p_1): ... this.
21045 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
21046 (frv_legitimate_address_p_1): ... the renamed old
21047 frv_legitimate_address_p.
21048 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
21049 (TARGET_LEGITIMATE_ADDRESS_P): New.
21051 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21052 * config/s390/s390-protos.h (legitimate_address_p): Remove.
21053 * config/s390/s390.c (legitimate_address_p): Rename to...
21054 (s390_legitimate_address_p): ... this, make static.
21055 (legitimize_address): Adjust call.
21056 (TARGET_LEGITIMATE_ADDRESS_P): New.
21057 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
21059 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21060 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
21061 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
21062 (TARGET_LEGITIMATE_ADDRESS_P): New.
21064 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21065 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
21066 * config/spu/spu.c (spu_legitimate_address): Rename to...
21067 (spu_legitimate_address_p): ... this, make static.
21068 (TARGET_LEGITIMATE_ADDRESS_P): New.
21070 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21071 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
21072 * config/sparc/sparc.c (legitimate_address_p): Rename to...
21073 (sparc_legitimate_address_p): ... this, make static and return bool.
21074 (legitimize_address): Adjust call.
21075 (TARGET_LEGITIMATE_ADDRESS_P): New.
21077 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21078 * config/i386/i386-protos.h (legitimate_address_p): Remove.
21079 * config/i386/i386.c (legitimate_address_p): Rename to...
21080 (ix86_legitimate_address_p): ... this, make static.
21081 (constant_address_p): Move after it, adjust call.
21082 (TARGET_LEGITIMATE_ADDRESS_P): New.
21084 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21085 * config/avr/avr-protos.h (legitimate_address_p): Remove.
21086 * config/avr/avr.c (legitimate_address_p): Rename to...
21087 (avr_legitimate_address_p): ... this, make static.
21088 (legitimize_address): Adjust call.
21089 (TARGET_LEGITIMATE_ADDRESS_P): New.
21091 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21092 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
21093 * config/crx/crx.c (crx_legitimate_address_p): Make static.
21094 (TARGET_LEGITIMATE_ADDRESS_P): New.
21096 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21097 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
21098 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
21099 (TARGET_LEGITIMATE_ADDRESS_P): New.
21101 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21102 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
21104 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
21106 (TARGET_LEGITIMATE_ADDRESS_P): New.
21108 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21109 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
21111 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
21113 (m68hc11_legitimate_address_p): ... this, make static.
21114 (go_if_legitimate_address_internal): Rename to...
21115 (m68hc11_legitimate_address_p_1): ... this.
21116 (legitimize_address): Adjust call.
21117 (TARGET_LEGITIMATE_ADDRESS_P): New.
21119 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21120 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
21121 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
21122 (TARGET_LEGITIMATE_ADDRESS_P): New.
21124 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21125 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
21126 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
21127 (mn10300_legitimate_address_p): ... this, make static.
21128 (TARGET_LEGITIMATE_ADDRESS_P): New.
21130 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21131 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
21132 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
21133 (TARGET_LEGITIMATE_ADDRESS_P): New.
21135 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21136 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
21137 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
21138 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21139 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
21140 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
21141 (rs6000_legitimate_address_p): ... this, make static.
21142 (TARGET_LEGITIMATE_ADDRESS_P): New.
21143 (REG_MODE_OK_FOR_BASE_P): Delete.
21144 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
21146 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21147 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
21149 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
21150 static, adjust types.
21151 (TARGET_LEGITIMATE_ADDRESS_P): New.
21153 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21154 * config/score/score.c (score_address_p): Rename to...
21155 (score_legitimate_address_p): ... this.
21156 (TARGET_LEGITIMATE_ADDRESS_P): New.
21157 * config/score/score3.c (score3_address_p): Rename to...
21158 (score3_legitimate_address_p): ... this.
21159 * config/score/score7.c (score7_address_p): Rename to...
21160 (score7_legitimate_address_p): ... this.
21162 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
21163 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
21164 GO_IF_LEGITIMATE_ADDRESS): Delete.
21165 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
21166 thumb2_legitimate_address_p): Delete.
21167 (arm_legitimate_address_p): Rename to...
21168 (arm_legitimate_address_outer_p): ... this.
21169 * config/arm/constraints.md ("Uq"): Adjust call.
21170 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
21171 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
21173 (arm_legitimate_address_outer_p): ... this.
21174 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
21176 (TARGET_LEGITIMATE_ADDRESS_P): New.
21178 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21179 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
21180 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
21181 (TARGET_LEGITIMATE_ADDRESS_P): New.
21183 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21184 * config/vax/vax-protos.h (legitimate_address_p): Remove.
21185 * config/vax/vax.c (legitimate_address_p): Rename to...
21186 (vax_legitimate_address_p): ... this, make static.
21187 (TARGET_LEGITIMATE_ADDRESS_P): New.
21189 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21190 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
21191 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
21192 (TARGET_LEGITIMATE_ADDRESS_P): New.
21194 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21195 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
21196 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
21197 (mmix_legitimate_address_p): ... this, make static.
21198 (TARGET_LEGITIMATE_ADDRESS_P): New.
21200 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21201 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
21202 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
21203 (TARGET_LEGITIMATE_ADDRESS_P): New.
21205 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
21207 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
21208 of MODE_COMPLEX_INT.
21210 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
21212 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
21213 LCT_NORMAL in function call.
21214 * mips-tdump.c (print_file_desc): Add cast to enum type.
21215 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
21216 (mark_stabs): Add casts to enum types.
21217 (parse_stabs_common): Add casts to enum types.
21219 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
21221 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
21222 Check for invalid values of LETTER.
21224 2009-05-13 Taras Glek <tglek@mozilla.com>
21226 * attribs.c (register_attribute): moved out attribute registration
21227 into register_attribute.
21228 * doc/plugins.texi: Documented register_attribute and
21230 * gcc-plugin.h: Added forward decl for register_attribute.
21231 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
21232 * plugin.c (register_callback, invoke_plugin_callbacks): Added
21233 PLUGIN_ATTRIBUTES boilerplate.
21235 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
21237 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
21238 values even in sentinel and empty entries.
21239 (ms_printf_flag_specs): Likewise.
21240 (ms_scanf_flag_specs): Likewise.
21241 (ms_strftime_flag_specs): Likewise.
21242 (ms_print_char_table): Likewise.
21243 (ms_scan_char_table): Likewise.
21244 (ms_time_char_table): Likewise.
21246 2009-05-13 Doug Kwan <dougkwan@google.com>
21248 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
21250 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
21252 * config/mips/mips.md (store): Add attributes for QI and HI.
21254 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
21255 (truncdi<mode>2): ... this new pattern.
21257 2009-05-13 Brad Hards <bradh@kde.org>
21259 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
21261 2009-05-14 Jakub Jelinek <jakub@redhat.com>
21262 Ben Elliston <bje@au.ibm.com>
21264 PR middle-end/40035
21265 * dse.c (check_mem_read_rtx): Guard against width == -1.
21267 2009-05-13 Michael Matz <matz@suse.de>
21269 PR middle-end/39976
21270 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
21271 (trivially_conflicts_p): New function.
21272 (insert_backedge_copies): Use it.
21274 2009-05-13 Janis Johnson <janis187@us.ibm.com>
21276 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
21277 (handle_stdc_pragma): Use new enum constant names.
21278 (handle_pragma_float_const_decimal64): Ditto.
21280 2009-05-13 Ian Lance Taylor <iant@google.com>
21282 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
21285 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
21287 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
21288 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
21290 * config/m68k/m68k.h (FL_UCLINUX): Define.
21292 2009-05-13 Jan Hubicka <jh@suse.cz>
21294 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
21296 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
21298 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
21299 unless -fschedule-insns is specified.
21301 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
21304 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
21305 TARGET_EXPAND_CBRANCHDI4.
21306 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
21307 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
21308 (cmpeqdi): Fix comment.
21310 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
21312 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
21313 (sh_legitimate_address_p): Likewise.
21314 * config/sh/sh.c (sh_legitimate_index_p): New.
21315 (sh_legitimate_address_p): Likewise.
21316 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
21317 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
21318 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
21319 (MAYBE_BASE_REGISTER_RTX_P): New macro.
21320 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
21321 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
21322 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
21323 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
21324 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
21326 2009-05-12 Jan Hubicka <jh@suse.cz>
21328 * tree-inline.c (estimate_operator_cost): Add operands;
21329 when division happens by constant, it is cheap.
21330 (estimate_num_insns): Loads and stores are not having cost of 0;
21331 EH magic stuff is cheap; when computing runtime cost of switch,
21332 use log2 base of amount of its cases; builtin_expect has cost of 0;
21333 compute cost for moving return value of call.
21334 (init_inline_once): Initialize time_based flags.
21335 * tree-inline.h (eni_weights_d): Add time_based flag.
21337 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21339 * df-core.c: Update head documentation.
21341 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
21344 * rs6000.c (rs6000_generate_compare): Use op1b instead of
21345 shadowing exisiting variable op1.
21347 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
21350 * config/i386/driver-i386.c (processor_signatures): New enum.
21351 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
21352 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
21353 processor signature to detect geode processor.
21355 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21359 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21361 * optabs.c (prepare_cmp_insn): Temporarily disable test that
21362 causes spurious differences between trunk and cond-optab branch.
21364 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21366 * dojump.c (compare_from_rtx): Delete.
21367 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
21368 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
21369 if the comparison does not satisfy the predicate; test predicates for
21370 operands 2 and 3 of a cstore pattern. Don't try cstore optab
21371 further if one existing pattern fails.
21372 * expr.h (compare_from_rtx): Delete.
21373 (prepare_operand): Declare it.
21374 * optabs.c: Change "lib call" to "libcall" throughout.
21375 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
21376 HAVE_conditional_trap, emit_cmp_insn): Delete.
21377 (can_compare_p): Delete cmp_optab case.
21378 (prepare_float_lib_cmp): Return an rtx and a machine mode.
21379 Accept other parameters by value.
21380 (prepare_operand): Make non-static.
21381 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
21382 other parameters by value. Try to widen operands here based on
21383 an optab_methods argument and looking at cbranch_optab.
21384 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
21385 loop. Use cbranch_optab directly.
21386 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
21387 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
21389 (emit_conditional_move, emit_conditional_add): Inline what's needed
21390 of compare_from_rtx, using new prepare_cmp_insn for the rest.
21391 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
21392 with COMPARE. Move cmov_optab and cstore_optab above
21393 with cbranch_optab, move cmp_optab down with ucmp_optab,
21394 remove tst_otpab. Do not initialize trap_rtx.
21395 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
21396 for trap code. Do not check HAVE_conditional_trap. Use
21397 prepare_cmp_insn. Accept no predicate for operand 3.
21398 * optabs.h (OTI_cmp): Mark as used only for libcalls.
21399 (OTI_ctrap, ctrap_optab): New.
21400 (tst_optab): Delete.
21401 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
21402 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
21403 with lookup of ctrap_optab.
21404 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
21406 (ctrap_optab): New.
21408 * combine.c (combine_simplify_rtx, simplify_set): Do not
21409 special case comparing against zero for cc0 machines.
21410 * simplify-rtx.c (simplify_binary_operation_1): Never remove
21411 COMPARE on cc0 machines.
21412 (simplify_relational_operation): Return a new expression when
21413 a COMPARE could be removed.
21414 * final.c (final_scan_insn): Compare cc_status values
21415 against LHS of a (compare FOO (const_int 0)) cc0 source.
21416 Also check if cc_status.value is the full compare.
21418 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
21419 (cstoreMM4): Document.
21420 (conditional_trap): Document ctrapMM4 instead.
21421 (sync_compare_and_swapMM): Refer to cbranchcc4.
21422 (Dependent Patterns): Eliminate obsolete information referring to
21423 the old jump optimization phase.
21424 (Canonicalization): Include cbranchcc4 case, omit canonicalization
21425 of compares with 0 on cc0 machines.
21426 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
21427 avoiding references to cc0. Remove text about storing operands
21429 * doc/tm.texi (Condition Codes): Include blurb on different
21430 condition code representations, separate into subsections for
21431 CC0, MODE_CC and conditional execution.
21433 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
21434 alpha_emit_setcc): Accept operands and a machine mode.
21435 * config/alpha/alpha.c (alpha_emit_conditional_branch):
21436 Get code/op0/op1 from operands, use machine mode argument
21437 instead of alpha_compare.fp_p. Emit the branch here.
21438 (alpha_emit_setcc): Likewise, and return boolean.
21439 (alpha_emit_conditional_move): Likewise. Assert that
21440 cmp_op_mode == cmp_mode, and simplify accordingly.
21441 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
21442 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
21443 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
21445 (stack probe test): Use cbranchdi4.
21446 * config/alpha/predicates.md (alpha_cbranch_operator): New.
21448 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
21449 * config/arc/arc.h (movsicc, movsfcc): Use it.
21450 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
21451 (cbranchsi4, cstoresi4): New.
21452 (cmpsi, bCC and sCC expanders): Remove.
21454 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
21455 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
21456 * config/arm/predicates.md (arm_comparison_operator): Only include
21457 floating-point operators if there is a hardware floating-point unit.
21458 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
21459 deferring to cbranch_cc and cstore_cc respectively.
21460 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
21461 cbranch_cc, cstore_cc): New.
21462 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
21464 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
21466 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
21467 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
21469 (adjust_insn_length): Adjust calls.
21470 (avr_reorg): Handle (compare (foo) (const_int 0)).
21471 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
21472 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
21473 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
21474 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
21476 (cbranchqi4, cbranchhi4, cbranchsi4): New.
21477 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
21479 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
21480 (cbranchsi4, cstorebi4, cstoresi4): New.
21481 (movbisi): This insn is duplicate, split it to zero_extend.
21482 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
21483 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
21484 (bfin_optimize_loop): Use cbranch expander.
21485 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
21486 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
21487 (bfin_bimode_comparison_operator): ... this.
21488 (bfin_direct_comparison_operator): New.
21490 * config/cris/cris.c (cris_normal_notice_update_cc): Look
21491 inside (compare FOO (const_int 0)).
21492 (cris_rtx_costs): Handle ZERO_EXTRACT.
21493 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
21494 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
21495 (*tstdi_v32): Delete.
21496 (*cmpdi_non_v32): Add M alternative for operand 1.
21497 (cmpsi, cmp<mode>): Make private.
21498 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
21500 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
21502 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
21503 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
21504 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
21505 (cc_reg_operand): New.
21506 (any_cond): Delete.
21507 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
21508 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
21509 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
21510 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
21511 crx_expand_scond): Delete.
21513 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
21515 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
21516 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
21518 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
21519 cstoresi4, cstoresf4, cstoredf4): New.
21520 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
21521 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
21522 Receive the entire operands array.
21523 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
21524 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
21525 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
21526 Get test/op0/op1 from the operands array.
21527 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
21529 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
21530 (h8300_expand_store): New.
21531 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
21533 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
21534 (h8300_expand_store): New.
21535 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
21536 or do not try to produce (set (cc0) REG).
21537 (peepholes): Wrap arguments with COMPARE. Add a peephole to
21538 change a compare into a move to a scratch register. Disable some
21539 peepholes when comparing with zero.
21540 (tstsi, tsthi, tstsi, cmpqi): Make private.
21542 (bCC, sCC): Delete.
21543 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
21546 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
21547 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
21548 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
21549 (ix86_emit_i387_log1p): Use cbranchxf2.
21550 (ix86_expand_setcc): Return void.
21551 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
21552 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
21553 cmp<MODEF>, cmpcc): Remove.
21554 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
21555 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
21556 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
21557 (sCC and bCC expanders): Remove.
21558 (stack_protect_test): Use cbranchcc4.
21560 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
21562 (ia64_expand_compare): Accept three rtx by reference and return void.
21563 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
21564 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
21565 from *expr. Update *expr with the BImode comparison to do.
21566 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
21567 cmptf, bCC, sCC, conditional_trap): Delete.
21568 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
21569 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
21570 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
21571 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
21572 * config/ia64/predicates.md (ia64_cbranch_operator): New.
21574 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
21575 type of last argument.
21576 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
21577 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
21578 use machine mode argument instead of branch_type. Remove dead
21579 code for floating-point comparisons.
21580 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
21581 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
21583 (cbranchsi4, cstoresi4): New.
21584 * config/iq2000/predicates.md (reg_or_const_operand): New.
21586 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
21587 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
21588 (b<code>_op): Rewrite to...
21589 (bcc_op): ... this, using match_operator.
21590 (s<code>_op): Rewrite to...
21591 (scc_op): ... this, using match_operator.
21592 (s<code>_24_op): Rewrite to...
21593 (scc_op_24): ... this, using match_operator.
21594 (s<code>_<mode>): Rewrite to...
21595 (cstore<mode>4): ... this, using match_operator.
21596 (s<code>_<mode>_24): Rewrite to...
21597 (cstore<mode>4_24): ... this, using match_operator.
21598 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
21599 m32c_unpend_compare, m32c_expand_scc): Delete.
21600 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
21601 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
21602 (m32c_expand_movcc): Change NE to EQ if necessary.
21603 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
21605 * config/m32r/m32r-protos.h (gen_cond_store): New.
21606 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
21607 (gen_cond_store): New, from sCC patterns.
21608 (m32r_expand_block_move): Use cbranchsi4.
21609 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
21610 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
21611 (cbranchsi4, cstoresi4): New.
21613 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
21615 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
21616 (m68hc11_notice_update_cc): Look into a compare with 0.
21617 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
21619 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
21620 cmphi, cmpqi, bCC): Delete.
21621 (cbranchsi4, cbranchhi4, cbranchqi4): New.
21622 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
21623 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
21626 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
21627 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
21628 * config/m68k/constraints.md (H): New.
21629 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
21630 the define_insn below.
21631 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
21632 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
21633 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
21634 patterns): Wrap RHS with COMPARE.
21635 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
21636 (*cmpdi_internal): Name this pattern.
21637 (cmpdi): Change to define_insn.
21638 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
21639 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
21640 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
21642 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
21643 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
21644 (conditional_trap): Change to...
21645 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
21646 (*conditional_trap): Use the ordered_comparison_operator and
21647 const1_operand predicates.
21648 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
21649 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
21650 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
21651 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
21653 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
21654 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
21655 (mcore_gen_compare): New.
21656 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
21657 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
21658 (mcore_gen_compare): ... this.
21659 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
21660 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
21661 (stack probe pattern): Use cbranchsi4.
21663 * config/mips/predicates.md (mips_cstore_operator): New.
21664 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
21665 * config/mips/mips.md (any_cond): Delete.
21666 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
21668 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
21669 fixuns_truncsfdi2): Use cbranch patterns.
21670 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
21671 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
21672 Adjust call to mips_expand_conditional_branch.
21673 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
21675 * config/mips/mips-protos.h (mips_expand_conditional_branch,
21676 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
21677 * config/mips/mips.c (cmp_operands): Delete.
21678 (mips_emit_compare): Get comparison operands from *op0/*op1.
21679 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
21680 that it succeeds. Use op0/op1 instead of cmp_operands.
21681 (mips_expand_conditional_branch, mips_expand_conditional_move,
21682 mips_expand_conditional_trap): Likewise.
21683 (mips_block_move_loop): Use cbranch patterns.
21684 * config/mips/mips.h (cmp_operands): Delete.
21686 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
21687 (mmix_gen_compare_reg): Just return a register in the right CC mode.
21688 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
21689 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
21690 (*cmpcc_folded): Rename to...
21691 (*cmpdi_folded): this.
21692 (*cmpcc): Rename to...
21694 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
21697 (cbranchdf4): New. Handle invalid comparisons here.
21698 * config/mmix/predicates.md (float_comparison_operator): New.
21700 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
21701 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
21702 * config/mn10300/mn10300.md (tst): Delete.
21703 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
21704 Name these patterns and wrap RHS in a compare.
21705 (*cmpsi): Make this pattern private. Include tst.
21706 (*cmpsf): Make this pattern private.
21707 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
21708 (compare with zero peepholes): Likewise.
21710 (cbranchsi4, cbranchsf4): New.
21711 (casesi): Use cbranchsi4.
21713 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
21714 hppa_branch_type): Delete.
21715 (return_addr_rtx): Use cbranchsi4.
21716 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
21717 Emit CCFPmode comparison here.
21718 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
21719 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
21720 hppa_branch_type): Delete.
21721 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
21722 (movsicc, movdicc): Remove references to hppa_compare_op0,
21723 hppa_compare_op1 and compare_from_rtx.
21724 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
21725 (casesi): Use cbranchsi4.
21727 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
21728 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
21729 * config/pdp11/pdp11.md (register_or_const0_operand): New.
21730 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
21731 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
21733 (cbranchdf4, cbranchhi4, cbranchqi4): New.
21734 (*branch, *branch_inverted): New.
21736 * config/picochip/picochip.md (cbranchhi4): Use
21737 ordered_comparison_operator.
21738 (cmphi, bCC): Remove.
21740 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
21741 (trap_comparison_operator): Delete.
21742 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
21743 rs6000_emit_cbranch): Accept mode and operands.
21744 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
21745 rs6000_compare_fp_p): Delete.
21746 (rs6000_generate_compare): Accept mode and comparison. Extract code
21747 and op0/op1 from there. Replace references to rs6000_compare_op0
21748 and rs6000_compare_op1.
21749 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
21750 extract result from passed operands.
21751 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
21752 extract loc from passed operands.
21753 (rs6000_emit_cmove): Likewise.
21754 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
21755 rs6000_compare_fp_p): Delete.
21756 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
21757 (cbranch<GPR>4, cbranch<FP>4): New.
21758 (cstore<mode>4): New. Consolidate here all choices about when to use
21759 portable or specialized sCC sequences.
21760 (stack_protect_test): Use cbranchsi4.
21761 (conditional_trap): Replace with ctrap<GPR>4.
21762 (conditional trap insn): Replace trap_comparison_operator with
21763 ordered_comparison_operator.
21765 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
21766 (s390_emit_prologue): Use ctrap.
21767 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
21768 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
21769 New predicates replacing...
21770 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
21771 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
21772 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
21773 (add<mode>cc): Do not use s390_compare_op0/op1.
21774 (s<code>): Change to...
21775 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
21776 (seq): Change to...
21777 (cstorecc4): ... this. Handle EQ or NE equally.
21778 (*sne): Un-privatize for use in cstorecc4.
21779 (b<code>): Change to...
21780 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
21781 (conditional_trap): Replace with...
21782 (ctrap<GPR>4, ctrap<FP>4): ... these.
21783 (stack_protect): Use cbranchcc4.
21785 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
21786 * config/score/score-protos.h (score_gen_cmp): Delete.
21787 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
21788 (score_block_move-loop): Use cbranchsi4.
21789 * config/score/score.md (cbranchsi4): New.
21790 (cmpsi, bCC): Delete.
21791 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
21792 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
21793 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
21794 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
21795 * config/score/score3.h (score3_gen_cmp): Delete.
21796 * config/score/score7.h (score7_gen_cmp): Delete.
21798 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
21799 (sh_emit_scc_to_t): ... this. Return void.
21800 (from_compare): Rename to...
21801 (sh_emit_compare_and_branch): ... this.
21802 (sh_emit_compare_and_set): New.
21803 (sh_expand_t_scc): Accept operands.
21804 * config/sh/predicates.md (sh_float_comparison_operator): New.
21805 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
21806 (prepare_scc_operands): Rename to...
21807 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
21809 (sh_emit_cheap_store_flag): New.
21810 (sh_emit_set_t_insn): New.
21811 (from_compare): Rename to...
21812 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
21813 handling of TARGET_SH2E floating point to avoid recursive call.
21814 Generate branch here.
21815 (sh_emit_compare_and_set): New.
21816 (sh_expand_t_scc): Get op0/op1 from arguments.
21817 (sh_emit_cheap_store_flag): New.
21818 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
21820 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
21821 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
21822 (movsicc, movdicc): Do nothing when it recreated operands from
21823 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
21824 prepare_scc_operands (now sh_emit_scc_to_t).
21825 (udivdi3): Use cstoresi4.
21826 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
21827 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
21828 (cbranchint4_media, cbranchfp4_media): New.
21829 (casesi): Use cbranchdi4.
21830 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
21832 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
21833 (movnegt): Remove second operand.
21834 (cbranchsf4, cbranchdf4): New.
21835 (stack_protect): Use cbranchdi4/cbranchsi4.
21837 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
21838 (gen_compare_reg): Accept comparison, extract part of it to...
21839 (gen_compare_reg_1): ... this.
21840 (gen_compare_operator): Delete.
21841 (gen_v9_scc): Accept separate destination, comparison code and arms.
21842 Do not use sparc_compare_op0/sparc_compare_op1.
21843 (emit_scc_insn, emit_conditional_branch_insn): New.
21844 (emit_v9_brxx): Make static. Remove useless assertion.
21845 (sparc_emit_float_lib_cmp): Return RTL instead of calling
21847 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
21848 * config/sparc/sparc-protos.h (gen_compare_reg,
21849 sparc_emit_float_lib_cmp): Adjust prototype.
21850 (emit_scc_insn, emit_conditional_branch_insn): New.
21851 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
21852 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
21853 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
21854 iterators to the top.
21855 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
21856 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
21857 snedi_special_trunc): Delete.
21858 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
21859 and snedi_special_trunc.
21860 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
21861 cbranchdi4, cbranch<F:mode>4): New.
21862 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
21863 here. Use gen_compare_reg instead of gen_compare_operator.
21864 (conditional_trap): Replace with...
21865 (ctrapsi4, ctrapdi4): ... this.
21866 (stack_protect_test): Use cbranchcc4.
21868 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
21870 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
21871 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
21872 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
21873 from operands[0] or operands[3] depending on is_set.
21874 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
21875 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
21876 cmpdf, bCC), sCC: Remove.
21877 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
21878 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
21880 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
21881 spu_emit_branch_or_set.
21883 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
21885 * config/stormy16/stormy16.h (xstormy16_compare_op0,
21886 xstormy16_compare_op1): Delete.
21887 * config/stormy16/stormy16.c (xstormy16_compare_op0,
21888 xstormy16_compare_op1): Delete.
21889 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
21891 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
21892 (cmphi, cmpsi, bCC): Remove.
21894 * config/v850/v850.md (tstsi, cmpsi): Fold into...
21895 (*cmpsi): ... this one.
21896 (cbranchsi4, cstoresi4): New.
21897 (bCC expanders): Delete.
21898 (sCC insns): Fold into...
21899 (*setcc): ... this one.
21900 (casesi): Do not use gen_cmpsi and gen_bgtu.
21901 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
21902 (movsicc): Simplify.
21903 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
21905 * config/vax/vax-protos.h (cond_name): New.
21906 (vax_output_conditional_branch): Remove.
21907 * config/vax/vax.c (cond_name): New.
21908 (vax_output_conditional_branch): Remove.
21909 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
21910 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
21911 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
21912 (bit<VAXint>): Wrap source with (compare).
21913 (b<code> and following unnamed pattern): Rename to *branch and
21914 *branch_reversed. Change macroization to match_operator.
21915 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
21917 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
21918 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
21919 Change last argument to machine_mode.
21920 (xtensa_expand_scc): Add machine_mode argument.
21921 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
21922 (gen_conditional_move, xtensa_expand_conditional_branch,
21923 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
21924 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
21925 Adjust operand numbers.
21926 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
21928 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
21929 (cmpsi, cmpsf, b<code>, s<code>): Delete.
21930 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
21932 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21934 * optabs.c (prepare_cmp_insn): Temporarily disable test that
21935 causes spurious differences between trunk and cond-optab branch.
21937 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
21940 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
21942 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
21944 * tree.c (iterative_hash_pointer): Delete.
21945 (iterative_hash_expr): Short-circuit handling of NULL pointer.
21946 Hash UIDs and versions of SSA names. Don't special-case built-in
21947 function declarations.
21949 2009-05-11 Ian Lance Taylor <iant@google.com>
21952 * graphite.c: Force -Wc++-compat to only be a warning before
21953 #including "cloog/cloog.h".
21955 2009-05-11 Martin Jambor <mjambor@suse.cz>
21957 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
21959 2009-05-11 Jan Hubicka <jh@suse.cz>
21961 * tree-ssa-loop-ivcanon.c: Include target.h
21962 (struct loop_size): new structure.
21963 (constant_after_peeling): New predicate.
21964 (tree_estimate_loop_size): New function.
21965 (estimated_unrolled_size): Rewrite for new estimates.
21966 (try_unroll_loop_completely): Use new estimates.
21967 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
21969 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21971 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
21972 libcpp interface change.
21973 (spu_macro_to_expand): Likewise.
21975 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
21977 PR tree-optimization/40026
21978 * gimplify.c (gimplify_init_constructor): Change initial conditional
21979 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
21980 optimize_compound_literals_in_ctor.
21982 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
21984 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
21986 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
21988 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
21990 * tree-vect-data-refs.c (vect_analyze_group_access): Use
21991 HOST_WIDE_INT for gap.
21993 2009-05-11 Ira Rosen <irar@il.ibm.com>
21995 PR tree-optimization/40074
21996 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
21997 account in group size and step comparison.
21999 2009-05-11 Richard Guenther <rguenther@suse.de>
22001 * passes.c (init_optimization_passes): Strip now incorrect comment.
22002 (execute_function_todo): Do not set PROP_alias.
22003 * tree-pass.h (PROP_alias): Remove.
22004 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
22005 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
22006 * tree-nrv.c (pass_return_slot): Likewise.
22007 * tree-object-size.c (pass_object_sizes): Likewise.
22008 * tree-ssa-dom.c (pass_dominator): Likewise.
22009 (pass_phi_only_cprop): Likewise.
22010 * tree-ssa-dse.c (pass_dse): Likewise.
22011 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
22012 (pass_cselim): Likewise.
22013 * tree-ssa-pre.c (pass_pre): Likewise.
22014 (pass_fre): Likewise.
22015 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
22016 * tree-ssa-sink.c (pass_sink_code): Likewise.
22017 * tree-stdarg.c (pass_stdarg): Likewise.
22018 * tree-tailcall.c (pass_tail_calls): Likewise.
22019 * tree-vrp.c (pass_vrp): Likewise.
22021 2009-05-10 Ian Lance Taylor <iant@google.com>
22023 * basic-block.h (enum profile_status): Break out of struct
22024 control_flow_graph.
22025 * cgraph.h (struct inline_summary): Break out of struct
22027 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
22028 of struct cgraph_order_sort.
22029 * combine.c (enum undo_kind): New enum, broken out of struct undo.
22030 * cse.c (struct branch_path): Break out of struct
22031 cse_basic_block_data.
22032 * except.h (enum eh_region_type): Break out of struct eh_region.
22033 * gcc.c (enum add_del): Break out of struct modify_target.
22034 * genrecog.c (enum decision_type): Break out of struct decision_test.
22035 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
22037 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
22038 * regmove.c (enum match_use): New enum, broken out of struct match.
22039 * sched-int.h (enum post_call_group): New enum, broken out of
22041 (struct deps_reg): Break out of struct deps.
22042 * target.h (struct asm_int_op): Break out of struct gcc_target.
22043 * tree-eh.c (struct goto_queue_node): Break out of struct
22045 * tree-inline.h (enum copy_body_cge_which): Break out of
22047 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
22049 * c-decl.c (in_struct, struct_types): New static variables.
22050 (pushtag): Add loc parameter. Change all callers.
22051 (lookup_tag): Add ploc parameter. Change all callers.
22052 (check_compound_literal_type): New function.
22053 (parser_xref_tag): Add loc parameter. Change all callers. If
22054 -Wc++-compat, warn about struct/union/enum types defined within a
22056 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
22057 and loc parameters. Change all callers. Change error calls to
22058 error_at, using loc. For a redefinition, if the location of the
22059 original definition is known, report it. Set in_struct and
22060 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
22061 (finish_struct): Add new parameters enclosing_in_struct and
22062 enclosing_struct_types. Change all callers. Set
22063 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
22064 in the struct. If in a struct, add this struct to struct_types.
22065 (start_enum): Add loc parameter. Change all callers. Use
22066 error_at for errors, using loc. For a redefinition, if the
22067 location of the original definition is known, report it. If in a
22068 struct, add this enum type to struct_types. If -Wc++-compat warn
22069 if in sizeof, typeof, or alignof.
22070 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
22071 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
22072 (c_parser_enum_specifier): Get enum location for start_enum.
22073 (c_parser_struct_or_union_specifier): Get struct location for
22074 start_struct. Save in_struct and struct_types status between
22075 start_struct and finish_struct.
22076 (c_parser_cast_expression): Get location of cast.
22077 (c_parser_alignof_expression): Get location of type.
22078 (c_parser_postfix_expression): Likewise.
22079 (c_parser_postfix_expression_after_paren_type): Add type_loc
22080 parameter. Change all callers. Call check_compound_literal_type.
22081 Use type_loc for error about variable size type.
22082 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
22083 of an enum constant from an enum type defined in a struct or union.
22084 (c_cast_expr): Add loc parameter. Change all callers. If
22085 -Wc++-compat, warn about defining a type in a cast.
22086 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
22087 (start_enum, start_struct, finish_struct): Update declarations.
22088 (parser_xref_tag, c_cast_expr): Update declarations.
22089 (check_compound_literal_type): Declare.
22091 2009-05-11 Ben Elliston <bje@au.ibm.com>
22093 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
22094 for recent libcpp interface change.
22095 (rs6000_macro_to_expand): Likewise.
22097 2009-05-10 Michael Matz <matz@suse.de>
22100 * config/arm/arm.c (require_pic_register): Emit on entry edge,
22101 not at entry of function.
22103 2009-05-10 Richard Guenther <rguenther@suse.de>
22105 PR tree-optimization/40081
22107 * tree-sra.c (instantiate_element): Instantiate scalar replacements
22108 using the main variant of the element type. Do not fiddle with
22109 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
22111 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
22112 structs with volatile fields.
22114 2009-05-10 Jan Hubicka <jh@suse.cz>
22116 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
22117 (estimate_move_cost): Assert that it does not get called for
22119 (estimate_num_insns): Skip VOID types in argument handling.
22120 (optimize_inline_calls): Delete unreachable blocks and verify that
22121 callgraph is valid.
22123 2009-05-10 Jan Hubicka <jh@suse.cz>
22125 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
22126 * cgraph.c (cgraph_mark_address_taken_node): New function.
22127 (dump_cgraph_node): Dump new flag.
22128 * cgraph.h (struct cgraph_node): Add address_taken.
22129 (cgraph_mark_address_taken_node): New function.
22130 * ipa.c (cgraph_postorder): Prioritize functions with address taken
22131 since new direct calls can be born.
22133 2009-05-10 Joseph Myers <joseph@codesourcery.com>
22135 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
22136 tok->val.node.node.
22138 2009-05-10 Jan Hubicka <jh@suse.cz>
22140 PR middle-end/40084
22141 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
22143 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
22144 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
22145 * tree-inline.c (copy_bb): Set frequency correctly.
22146 (fold_marked_statements): Update call to
22147 cgraph_update_edges_for_call_stmt.
22149 2009-05-10 Joseph Myers <joseph@codesourcery.com>
22151 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
22152 identifiers in diagnostics.
22153 * config/arm/arm.c (arm_handle_fndecl_attribute,
22154 arm_handle_isr_attribute): Likewise.
22155 * config/avr/avr.c (avr_handle_progmem_attribute,
22156 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
22157 * config/bfin/bfin.c (handle_int_attribute,
22158 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
22159 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
22160 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
22162 * config/darwin.c (darwin_handle_kext_attribute,
22163 darwin_handle_weak_import_attribute): Likewise.
22164 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
22165 h8300_handle_eightbit_data_attribute,
22166 h8300_handle_tiny_data_attribute): Likewise.
22167 * config/i386/i386.c (ix86_handle_cconv_attribute,
22168 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
22169 * config/i386/winnt.c (ix86_handle_shared_attribute,
22170 ix86_handle_selectany_attribute): Likewise.
22171 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
22172 * config/m32c/m32c.c (function_vector_handler): Likewise.
22173 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
22174 m68hc11_handle_fntype_attribute): Likewise.
22175 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
22176 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
22177 * config/mips/mips.c (mips_insert_attributes,
22178 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
22179 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
22180 rs6000_handle_struct_attribute): Likewise.
22181 * config/sh/sh.c (sh_insert_attributes,
22182 sh_handle_resbank_handler_attribute,
22183 sh_handle_interrupt_handler_attribute,
22184 sh2a_handle_function_vector_handler_attribute,
22185 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
22187 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
22188 * config/spu/spu.c (spu_handle_fndecl_attribute,
22189 spu_handle_vector_attribute): Likewise.
22190 * config/stormy16/stormy16.c
22191 (xstormy16_handle_interrupt_attribute): Likewise.
22192 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
22193 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
22195 2009-05-10 Joseph Myers <joseph@codesourcery.com>
22197 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
22198 (pp_translate_identifiers): New.
22199 (pp_identifier): Only conditionally translate identifier to locale
22201 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
22202 (pp_base_tree_identifier): Only conditionally translate identifier
22203 to locale character set.
22204 * c-pretty-print.c (M_): Define.
22205 (pp_c_type_specifier, pp_c_primary_expression): Mark English
22206 fragments for conditional translation with M_.
22207 * tree-pretty-print.c (maybe_init_pretty_print): Disable
22208 identifier translation.
22210 2009-05-10 Richard Guenther <rguenther@suse.de>
22212 PR tree-optimization/40081
22213 * tree-sra.c (instantiate_element): Instantiate scalar replacements
22214 using the main variant of the element type. Do not fiddle with
22215 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
22217 2009-05-09 Jan Hubicka <jh@suse.cz>
22219 PR middle-end/40080
22220 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
22221 indirect calls; verify cgraph afterwards.
22223 2009-05-09 Jan Hubicka <jh@suse.cz>
22226 * ipa.c (update_inlined_to_pointer): New function.
22227 (cgraph_remove_unreachable_nodes): Use it.
22229 2009-05-09 Jan Hubicka <jh@suse.cz>
22231 * tree-eh.c (struct leh_state): Remove prev_try.
22232 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
22233 not track prev_try.
22234 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
22235 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
22236 remove_eh_handler_and_replace, foreach_reachable_handler,
22237 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
22238 * except.h (struct eh_region): Remove eh_region_u_cleanup.
22239 (gen_eh_region_cleanup): Update prototype.
22241 2009-05-09 Jan Hubicka <jh@suse.cz>
22243 PR middle-end/40043
22244 * except.c (copy_eh_region): Always set prev_try.
22245 (redirect_eh_edge_to_label): Find outer try.
22246 (foreach_reachable_handler): When looking for prev try
22247 handle case where previous try is not going to be taken.
22249 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
22251 PR tree-optimization/40049
22252 * tree-vect-stmts.c (vectorizable_operation): If the machine has
22253 only vector/vector shifts, convert the type of the constant to the
22254 appropriate type to avoid building incorrect trees, which
22255 eventually have problems with garbage collection.
22257 2009-05-08 Joseph Myers <joseph@codesourcery.com>
22259 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
22260 -1 for complex floating-point types if honoring signed zeros.
22262 2009-05-08 Jan Hubicka <jh@suse.cz>
22264 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
22265 argument; handle correctly when profile is absent.
22266 (build_cgraph_edges): Update.
22267 (rebuild_cgraph_edges): Update.
22268 * cgraph.c: Do not include varray.h.
22269 (cgraph_set_call_stmt_including_clones): New function.
22270 (cgraph_create_edge_including_clones): Likewise
22271 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
22272 (cgraph_update_edges_for_call_stmt): Handle clones.
22273 (cgraph_remove_node): Handle clone tree.
22274 (cgraph_remove_node_and_inline_clones): New function.
22275 (dump_cgraph_node): Dump clone tree.
22276 (cgraph_clone_node): Handle clone tree.
22277 (clone_function_name): Bring here from tree-inline.c.
22278 (cgraph_create_virtual_clone): New function.
22279 * cgraph.h (ipa_replace_map): Move here from ipa.h.
22280 (cgraph_clone_info): New function.
22281 (strut cgraph_node): Add clone_info and new clone tree pointers.
22282 (cgraph_remove_node_and_inline_clones,
22283 cgraph_set_call_stmt_including_clones,
22284 cgraph_create_edge_including_clones,
22285 cgraph_create_virtual_clone): Declare.
22286 (cgraph_function_versioning): Use VEC argument.
22287 (compute_call_stmt_bb_frequency): Update prototype.
22288 (cgraph_materialize_all_clones): New function.
22289 * ipa-cp.c (ipcp_update_cloned_node): Remove.
22290 (ipcp_create_replace_map): Update to VECtors.
22291 (ipcp_update_callgraph): Use virtual clones.
22292 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
22293 (ipcp_update_profiling): Do not update local profiling.
22294 (ipcp_insert_stage): Use VECtors and virtual clones.
22295 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
22296 (clone_of_p): New function.
22297 (cgraph_preserve_function_body_p): Use clone tree.
22298 (cgraph_optimize): Materialize clones.
22299 (cgraph_function_versioning): Update for VECtors.
22300 (save_inline_function_body): Use clone tree.
22301 (cgraph_materialize_clone): New function.
22302 (cgraph_materialize_all_clones): Likewise.
22303 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
22304 * ipa.c: Include gimple.h.
22305 (cgraph_remove_unreachable_nodes): Use clone tree.
22306 * ipa-prop.c (ipa_note_param_call): Update call to
22307 compute_call_stmt_bb_frequencycall.
22308 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
22309 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
22310 (copy_bb): Handle updating of clone tree; add new edge when new call
22312 (expand_call_inline): Be strict about every call having edge.
22313 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
22314 (delete_unreachable_blocks_update_callgraph): New function.
22315 (tree_function_versioning): Use VECtors; always remove unreachable
22316 blocks and fold conditionals.
22317 * tree-inline.h: Do not include varray.h.
22318 (tree_function_versioning): Remove.
22319 * Makefile.in (GTFILES): Remove tree-inline.c
22320 * passes.c (do_per_function): Do only functions having body.
22321 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
22324 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
22325 Andrew Morrow <acm@google.com>
22328 * c-common.c (c_common_attribute_table): Permit deprecated
22329 attribute to take an optional argument.
22330 (handle_deprecated_attribute): If the optional argument to
22331 __attribute__((deprecated)) is not a string ignore the attribute
22332 and emit a warning.
22334 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
22335 * c-typeck.c (build_component_ref): Likewise.
22336 (build_external_ref): Likewise.
22338 * toplev.c (warn_deprecated_use): Add an attribute argument.
22339 Emit the message associated with __attribute__((deprecated)).
22341 * toplev.h (warn_deprecated_use): Updated.
22343 * doc/extend.texi: Document new optional parameter to
22344 __attribute__((deprecated))
22346 2009-05-08 Michael Eager <eager@eagercon.com>
22348 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
22349 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
22351 2009-05-08 Richard Guenther <rguenther@suse.de>
22353 PR tree-optimization/40062
22354 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
22355 Avoid exponential behavior.
22357 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
22359 PR rtl-optimization/33928
22361 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
22362 process_uses, build_single_def_use_links): New.
22363 (update_df): Update use_def_ref.
22364 (forward_propagate_into): Use get_def_for_use instead of use-def
22366 (fwprop_init): Call build_single_def_use_links and let it initialize
22368 (fwprop_done): Free use_def_ref.
22369 (fwprop_addr): Eliminate duplicate call to df_set_flags.
22370 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
22371 df_rd_simulate_one_insn): New.
22372 (df_rd_bb_local_compute_process_def): Update head comment.
22373 (df_chain_create_bb): Use the new RD simulation functions.
22374 * df.h (df_rd_simulate_artificial_defs_at_top,
22375 df_rd_simulate_one_insn): New.
22376 * opts.c (decode_options): Enable fwprop at -O1.
22377 * doc/invoke.texi (-fforward-propagate): Document this.
22379 2009-05-08 Joseph Myers <joseph@codesourcery.com>
22382 * c-typeck.c (build_binary_op): Handle arithmetic between one real
22383 and one complex operand specially.
22384 * tree-complex.c (some_nonzerop): Do not identify a real value as
22385 zero if flag_signed_zeros.
22387 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
22389 PR rtl-optimization/33928
22390 * loop-invariant.c (record_use): Fix && vs. || mishap.
22392 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
22394 PR rtl-optimization/33928
22395 * loop-invariant.c (struct use): Add addr_use_p.
22396 (struct def): Add n_addr_uses.
22397 (struct invariant): Add cheap_address.
22398 (create_new_invariant): Set cheap_address.
22399 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
22400 (record_uses): Pass df_ref to record_use.
22401 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
22404 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
22406 * config/sh/sh.c: Do not include c-pragma.h.
22408 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
22410 * config/spu/spu.c: Remove include of c-common.h.
22412 2009-05-07 Janis Johnson <janis187@us.ibm.com>
22415 * c-common.h (mark_valid_location_for_stdc_pragma,
22416 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
22417 clear_float_const_decimal64, float_const_decimal64_p): New.
22418 * c.opt (Wunsuffixed-float-constants): New.
22419 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
22420 unsuffixed float constant, handle new warning.
22421 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
22422 * c-decl.c (c_scope): New flag float_const_decimal64.
22423 (set_float_const_decimal64, clear_float_const_decimal64,
22424 float_const_decimal64_p): New.
22425 (push_scope): Set new flag.
22426 * c-parser.c (c_parser_translation_unit): Mark when it's valid
22427 to use STDC pragmas.
22428 (c_parser_external_declaration): Ditto.
22429 (c_parser_compound_statement_nostart): Ditto.
22430 * c-pragma.c (valid_location_for_stdc_pragma,
22431 mark_valid_location_for_stdc_pragma,
22432 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
22433 handle_pragma_float_const_decimal64): New.
22434 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
22435 * cp/semantics.c (valid_location_for_stdc_pragma_p,
22436 set_float_const_decimal64, clear_float_const_decimal64,
22437 float_const_decimal64_p): New dummy functions.
22438 * doc/extend.texi (Decimal Float): Remove statement that the
22439 pragma, and suffix for double constants, are not supported.
22440 * doc/invoke.texi (Warning Options): List new option.
22441 (-Wunsuffixed-float-constants): New.
22443 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
22445 * config/i386/i386.c: Do not include c-common.h.
22447 2009-05-07 Mark Heffernan <meheff@google.com>
22449 * doc/invoke.texi (Debugging Options): Document change of debugging
22451 * opts.c (decode_options): Make dump_base_name relative to
22452 aux_base_name directory.
22454 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
22456 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
22457 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
22459 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
22461 * Makefile.in (install-plugin): Simplify a bit.
22463 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
22465 * Makefile.in (OBJS-common): Add regcprop.o.
22467 * timevar.def (TV_CPROP_REGISTERS): New.
22468 * regrename.c (regrename_optimize): Return 0.
22469 (rest_of_handle_regrename): Delete.
22470 (pass_rename_registers): Point to regrename_optimize.
22471 (struct value_data_entry, struct value_data,
22472 kill_value_one_regno, kill_value_regno, kill_value,
22473 set_value_regno, init_value_data, kill_clobbered_value,
22474 kill_set_value, kill_autoinc_value, copy_value,
22475 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
22476 replace_oldest_value_reg, replace_oldest_value_addr,
22477 replace_oldest_value_mem, copyprop_hardreg_forward_1,
22478 debug_value_data, validate_value_data): Move...
22479 * regcprop.c: ... here.
22480 (rest_of_handle_cprop): Delete.
22481 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
22483 2009-05-07 Jakub Jelinek <jakub@redhat.com>
22485 PR middle-end/40057
22486 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
22487 GEN_INT for 1 << bitnum.
22488 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
22489 build_int_cst_type.
22491 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
22493 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
22494 Remove wrong description of "nand" operation.
22496 2009-05-06 Richard Guenther <rguenther@suse.de>
22497 Adam Nemet <anemet@caviumnetworks.com>
22499 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
22500 comment. Add that if LHS is not a gimple register, then RHS1 has
22501 to be a single object (GIMPLE_SINGLE_RHS).
22503 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
22505 * expr.c (get_def_for_expr): Move it up in the file.
22506 (store_field): When expanding a bit-field store, look at the
22507 defining gimple stmt for the masking conversion.
22509 2009-05-06 Janis Johnson <janis187@us.ibm.com>
22511 PR middle-end/39986
22512 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
22513 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
22514 32-bit memcpy into long.
22516 2009-05-06 Jakub Jelinek <jakub@redhat.com>
22518 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
22519 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
22521 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
22522 instead of appending DW_OP_deref*.
22524 2009-05-06 Michael Matz <matz@suse.de>
22526 PR middle-end/40021
22527 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
22528 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
22530 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
22532 * Makefile.in (install-plugin): Fix srcdir handling.
22534 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
22536 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
22537 when processing for not_regs_needed bitmap.
22538 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
22539 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
22540 handling it for rhs.
22542 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22544 * config/i386/i386.md (unnamed inc/dec peephole): Use
22545 optimize_insn_for_size_p instead of optimize_size.
22546 * config/i386/predicates.md (incdec_operand): Likewise.
22547 (aligned_operand): Likewise.
22548 * config/i386/sse.md (divv8sf3): Likewise.
22549 (sqrtv8sf2): Likewise.
22551 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22553 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
22555 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
22557 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22559 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
22560 ssemodesuffixf2c with avxmodesuffixf2c.
22562 2009-05-06 Joseph Myers <joseph@codesourcery.com>
22565 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
22567 2009-05-05 Jakub Jelinek <jakub@redhat.com>
22569 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
22570 (struct tree_base): Adjust spacing for 8 bit boundaries.
22571 (struct tree_decl_common): Add decl_by_reference_flag bit.
22572 (DECL_BY_REFERENCE): Adjust.
22573 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
22574 print DECL_BY_REFERENCE bit.
22575 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
22576 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
22577 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
22578 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
22581 PR middle-end/39666
22582 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
22583 range of the type, but default label is missing, add it with one
22584 of the existing labels instead of adding a new label for it.
22586 2009-05-05 Joseph Myers <joseph@codesourcery.com>
22590 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
22592 * Makefile.in (enable_plugin, plugin_includedir): New.
22593 (install): Depend on install-plugin.
22594 (PLUGIN_HEADERS): New.
22595 (install-plugin): New.
22596 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
22598 2009-05-05 Richard Guenther <rguenther@suse.de>
22600 PR tree-optimization/40022
22601 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
22603 (phivn_valid_p): Fix tuplification error, simplify.
22604 (phiprop_insert_phi): Add dumps.
22605 (propagate_with_phi): Simplify.
22607 2009-05-05 Richard Guenther <rguenther@suse.de>
22609 PR middle-end/40023
22610 * builtins.c (gimplify_va_arg_expr): Properly build the address.
22612 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
22614 * tree.h (strip_float_extensions): Remove duplicate declaration.
22615 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
22616 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
22617 block_ultimate_origin): Rearrange the declarations line to match the
22618 comment that indicates the .c file which the functions are defined.
22619 (dwarf2out_*, set_decl_rtl): Add comment.
22620 (get_base_address): Adjust comment.
22621 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
22622 declarations line and add comment.
22623 (is_builtin_name): Add blank after function name, for clarity.
22625 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22627 * attribs.c (decl_attributes): Use %qE for identifiers in
22629 * cgraphunit.c (verify_cgraph_node): Translate function names to
22630 locale character set in diagnostics.
22631 * coverage.c (get_coverage_counts): Use %qE for identifiers in
22633 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
22634 Document that functions are named in UTF-8.
22635 * expr.c (expand_expr_real_1): Translate function names to locale
22636 character set in diagnostics.
22637 * gimplify.c (omp_notice_variable, omp_is_private,
22638 gimplify_scan_omp_clauses): Use %qE for identifiers in
22640 * langhooks.c (lhd_print_error_function): Translate function names
22641 to locale character set.
22642 * langhooks.h (decl_printable_name): Document that return value is
22643 in internal character set.
22644 * stmt.c: Include pretty-print.h
22645 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
22647 (resolve_operand_name_1): Translate named operand name to locale
22649 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
22651 * toplev.c (announce_function): Translate function names to locale
22653 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
22654 (default_tree_printer): Use pp_identifier or translate identifiers
22655 to locale character set. Mark "<anonymous>" for translation.
22656 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
22657 for identifiers in diagnostics.
22658 * tree.c (handle_dll_attribute): Use %qE for identifiers in
22660 * varasm.c (output_constructor): Use %qE for identifiers in
22663 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
22665 * configure.ac: use ` ` instead of $()
22666 * configure: Regenerate.
22668 2009-05-05 Ben Elliston <bje@au.ibm.com>
22670 * config/pa/linux-atomic.c: Eliminate conditional include of
22671 errno.h on non-LP64 systems to simplify build requirements.
22673 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22675 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
22677 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
22678 and pass value to identifier_to_locale.
22679 (warn_variable_length_array): Make name a tree.
22680 (grokdeclarator): Separate diagnostic texts for named and unnamed
22681 declarators. Use %qE for named declarators.
22682 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
22684 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
22685 identifiers in diagnostics.
22686 * c-typeck.c (push_member_name, start_init): Pass identifiers to
22687 identifier_to_locale. Mark "anonymous" strings for translation.
22689 2009-05-04 Michael Eager <eager@eagercon.com>
22691 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
22692 address for DImode/DFmode only if double-precision FP regs.
22694 2009-05-04 Michael Eager <eager@eagercon.com>
22696 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
22697 TARGET_SINGLE_FLOAT check.
22699 2009-05-04 Michael Eager <eager@eagercon.com>
22701 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
22703 2009-05-04 Michael Eager <eager@eagercon.com>
22705 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
22706 * config/rs6000/t-xilinx: New
22708 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
22710 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
22711 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
22712 * gcc/explow.c (memory_address): Use target hook.
22713 * gcc/targhooks.c (default_legitimize_address): New.
22714 * gcc/targhooks.h (default_legitimize_address): New.
22715 * gcc/target.h (legitimize_address): New.
22716 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
22717 (TARGET_INITIALIZER): Include it.
22718 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
22720 * config/bfin/bfin-protos.h (legitimize_address): Remove.
22721 * config/bfin/bfin.c (legitimize_address): Remove.
22722 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
22723 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
22725 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
22726 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
22728 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
22729 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
22730 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
22731 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
22732 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
22733 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
22734 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
22735 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
22736 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
22737 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
22738 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
22739 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
22740 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
22741 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
22742 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
22743 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
22744 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
22745 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
22746 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
22747 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
22748 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
22749 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
22750 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
22752 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
22753 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
22754 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
22755 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
22756 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
22757 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
22758 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
22759 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
22760 (thumb_legitimize_address): Delete.
22761 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
22762 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
22763 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
22764 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
22765 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
22766 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
22768 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
22771 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
22772 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
22773 * config/m32r/m32r.c (m32r_legitimize_address): New.
22774 * config/m68k/m68k.c (m68k_legitimize_address): New.
22775 * config/score/score.c (score_legitimize_address): Standardize.
22776 * config/score/score3.c (score3_legitimize_address): Standardize.
22777 * config/score/score3.h (score3_legitimize_address): Adjust.
22778 * config/score/score7.c (score7_legitimize_address): Standardize.
22779 * config/score/score7.h (score7_legitimize_address): Adjust.
22780 * config/sh/sh.c (sh_legitimize_address): New.
22781 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
22783 * gcc/config/s390/s390.c (legitimize_address): Rename to...
22784 (s390_legitimize_address): ... this.
22785 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
22786 (sparc_legitimize_address): ... this.
22787 * gcc/config/i386/i386.c (legitimize_address): Rename to...
22788 (ix86_legitimize_address): ... this.
22789 * gcc/config/avr/avr.c (legitimize_address): Rename to...
22790 (avr_legitimize_address): ... this.
22791 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
22792 (mn10300_legitimize_address): ... this.
22793 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
22794 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
22795 (alpha_expand_mov): Adjust call.
22797 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
22798 * config/spu/spu.c (spu_legitimize_address): Likewise.
22799 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
22800 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
22802 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22804 * intl.c (locale_encoding, locale_utf8): New.
22805 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
22806 * intl.h (locale_encoding, locale_utf8): Declare.
22807 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
22808 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
22810 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
22812 (pp_tree_identifier): Define to call pp_base_tree_identifier.
22813 (pp_base_tree_identifier): Declare as function.
22814 (identifier_to_locale): Declare.
22815 * Makefile.in (pretty-print.o): Update dependencies.
22816 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
22818 2009-05-04 Richard Guenther <rguenther@suse.de>
22820 PR middle-end/40015
22821 * builtins.c (fold_builtin_memory_op): Do not decay to element
22822 type if the size matches the whole array.
22824 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
22826 * expmed.c (synth_mult): When trying out a shift, pass the result
22829 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
22831 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
22832 (shiftsub1_cost): New.
22833 (init_expmed): Compute shiftsub1_cost.
22834 (synth_mult): Optimize multiplications by constants of the form
22835 -(2^^m-1) for some constant positive integer m.
22837 2009-05-03 Richard Guenther <rguenther@suse.de>
22840 * c-typeck.c (array_to_pointer_conversion): Do not built
22841 ADDR_EXPRs of arrays of pointer-to-element type.
22842 * c-gimplify.c (c_gimplify_expr): Revert change fixing
22843 up wrong ADDR_EXPRs after-the-fact.
22844 * c-common.c (strict_aliasing_warning): Strip pointer
22845 conversions for obtaining the original type.
22846 * builtins.c (fold_builtin_memset): Handle array types.
22847 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
22850 2009-05-03 Richard Guenther <rguenther@suse.de>
22852 PR middle-end/23329
22853 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
22854 Do not lose casts from array types with unknown extent to array
22855 types with known extent.
22856 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
22857 alias set compatibility.
22859 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
22861 * flags.h (extra_warnings): Delete.
22862 * toplev.c (process_options): Handle Wuninitialized here.
22863 * opts.c (extra_warnings): Delete.
22864 (set_Wextra): Delete.
22865 (common_handle_option): -Wextra can be handled automatically.
22866 * c-opts.c (c_common_handle_option): Delete obsolete code.
22867 (c_common_post_options): Simplify comment.
22868 * common.opt (W): Add Var.
22870 (Wuninitialized): Initialize to -1.
22872 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
22873 Richard Guenther <rguenther@suse.de>
22875 * expr.c (get_def_for_expr): New function.
22876 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
22877 SSA rather than trees.
22878 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
22879 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
22881 2009-05-03 Joseph Myers <joseph@codesourcery.com>
22883 * c-common.c (reswords): Add _Imaginary.
22884 * c-common.c (enum rid): Add RID_IMAGINARY.
22886 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
22888 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
22889 Patch by Richard Guenther.
22891 2009-05-03 Anatoly Sokolov <aesok@post.ru>
22893 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
22894 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
22895 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
22896 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
22897 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
22898 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
22899 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
22900 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
22901 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
22902 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
22903 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
22904 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
22905 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
22906 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
22907 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
22908 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
22909 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
22910 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
22912 2009-05-02 Richard Guenther <rguenther@suse.de>
22914 PR tree-optimization/39940
22915 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
22918 2009-05-02 Richard Guenther <rguenther@suse.de>
22920 PR middle-end/40001
22921 * tree-ssa.c (execute_update_addresses_taken): Properly check
22922 if we can mark a variable DECL_GIMPLE_REG_P.
22923 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
22924 back to the end of the function.
22925 (is_gimple_reg_type): Remove complex type special casing.
22926 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
22929 2009-05-02 Ben Elliston <bje@au.ibm.com>
22931 * doc/collect2.texi (Collect2): Document search path behaviour
22932 when configured with --with-ld.
22934 2009-05-02 Jan Hubicka <jh@suse.cz>
22936 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
22937 parameter; update callers.
22938 (coalesce_cost_edge): EH edges are costier because they needs
22939 splitting even if not critical and even more costier when there are
22940 multiple EH predecestors.
22942 2009-05-02 Jan Hubicka <jh@suse.cz>
22944 * except.c (remove_eh_handler_and_replace): Handle updating after
22945 removing TRY blocks.
22947 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
22949 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
22951 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
22953 * varasm.c: Do not include c-pragma.h.
22954 * attribs.c: Do not incude c-common.h.
22956 2009-05-01 Michael Matz <matz@suse.de>
22958 * calls.c (initialize_argument_information): Handle SSA names like
22959 decls with a non MEM_P DECL_RTL.
22961 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22963 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
22964 * ipa-utils.c: Likewise.
22965 * ipa-type-escape.c: Likewise.
22966 * cgraphunit.c Do not include c-common.h.
22967 * ipa-pure-const.c: Likewise.
22968 * tree-if-conv.c: Likewise.
22969 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
22970 * ipa-struct-reorg.c: Likewise.
22971 * tree-nomudflap.c: Likewise.
22972 * tree-ssa-structalias.c: Likewise.
22974 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22976 * store-motion.c: Many cleanups to make this pass a first-class
22977 citizen instead of an appendix to gcse load motion. Add TODO list
22978 to make this pass faster/cleaner/better.
22980 (struct ls_expr): Post gcse.c-split cleanups.
22981 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
22982 "stores" field to "avail_stores".
22983 (pre_ldst_mems): Rename to store_motion_mems.
22984 (pre_ldst_table): Rename to store_motion_mems_table.
22985 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
22986 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
22987 (ldst_entry): Rename to st_expr_entry, update users.
22988 (free_ldst_entry): Rename to free_st_expr_entry, update users.
22989 (free_ldst_mems): Rename to free_store_motion_mems, update users.
22990 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
22992 (first_ls_expr): Rename to first_st_expr, update users.
22993 (next_ls_expr): Rename to next_st_expr, update users.
22994 (print_ldst_list): Rename to print_store_motion_mems. Print names of
22995 fields properly for store motion instead of names inherited from load
22997 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
22998 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
23001 (ae_kill): Rename to st_kill, update users.
23002 (ae_gen): Rename to st_avloc, update users.
23003 (transp): Rename to st_transp, update users.
23004 (pre_insert_map): Rename to st_insert_map, update users.
23005 (pre_delete_map): Rename to st_delete_map, update users.
23006 (insert_store, build_store_vectors, free_store_memory,
23007 one_store_motion_pass): Update for abovementioned changes.
23009 (gcse_subst_count, gcse_create_count): Remove.
23010 (one_store_motion_pass): New statistics counters "n_stores_deleted"
23011 and "n_stores_created", local variables.
23013 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
23016 (regvec, compute_store_table_current_insn): Remove.
23017 (reg_set_info, reg_clear_last_set): Remove.
23018 (compute_store_table): Use DF caches instead of local dataflow
23021 2009-05-01 Joseph Myers <joseph@codesourcery.com>
23023 * c-objc-common.c (c_tree_printer): Print identifiers with
23024 pp_identifier, not pp_string. Mark "({anonymous})" for
23026 * c-pretty-print.c (pp_c_ws_string): New.
23027 (pp_c_cv_qualifier, pp_c_type_specifier,
23028 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
23029 pp_c_storage_class_specifier, pp_c_function_specifier,
23030 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
23031 pp_c_primary_expression, pp_c_postfix_expression,
23032 pp_c_unary_expression, pp_c_shift_expression,
23033 pp_c_relational_expression, pp_c_equality_expression,
23034 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
23035 use pp_string and pp_c_ws_string in place of pp_identifier and
23036 pp_c_identifier for non-identifiers. Mark English strings for
23038 * c-pretty-print.h (pp_c_ws_string): Declare.
23040 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
23041 Roland McGrath <roland@redhat.com>
23043 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
23044 (ENABLE_LD_BUILDID): New configuration option.
23045 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
23046 (LINK_BUILDID_SPEC): New macro.
23047 (init_spec): If defined, prepend it between LINK_EH_SPEC and
23049 * doc/install.texi: Document --enable-linker-build-id option.
23050 * configure: Rebuild.
23051 * config.in: Rebuild.
23053 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
23055 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
23056 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
23057 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
23058 MIPS_GP_SAVE_AREA_SIZE.
23059 * config/mips/mips.c (struct mips_frame_info): Update comment
23060 before arg_pointer_offset and hard_frame_pointer_offset.
23061 (mips_compute_frame_info): Update diagram before function: to
23062 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
23063 indicate the position of frame_pointer_rtx with -fstack-protector and
23064 to show args_size. Don't allocate cprestore area for leaf functions
23065 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
23067 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
23069 2009-04-30 Michael Matz <matz@suse.de>
23071 PR tree-optimization/39955
23072 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
23074 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
23076 * ira.c (setup_cover_and_important_classes): Use safe macro
23077 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
23079 * genpreds.c (write_tm_preds_h): Output suitable definition of
23080 REG_CLASS_FOR_CONSTRAINT.
23082 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
23084 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
23086 * bitmap.c (bitmap_descriptor): Likewise.
23087 * ggc-common.c (loc_descriptor): Likewise.
23088 * varray.c (varray_descriptor): Likewise.
23089 * vec.c (vec_descriptor): Likewise.
23091 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
23093 * Makefile.in (dce.o): Add $(EXCEPT_H).
23094 * dce.c: Include except.h and delete redundant vector definitions.
23095 (deletable_insn_p): Return false for non-call insns that can throw
23098 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
23100 * gcse.c (ae_gen): Remove.
23101 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
23102 and make non-static function to make it available in store-motion.c.
23103 Update call sites with search-and-replace.
23104 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
23105 extract_mentioned_regs, extract_mentioned_regs_helper,
23106 find_moveable_store, compute_store_table, load_kills_store, find_loads,
23107 store_killed_in_insn, store_killed_after, store_killed_before,
23108 build_store_vectors, insert_insn_start_basic_block, insert-store,
23109 remove_reachable_equiv_notes, replace_store_insn, delete_store,
23110 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
23111 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
23112 * store-motion.c: ...new file. Also copy data structures from gcse.c
23113 and clean up to remove parts not used by store motion.
23114 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
23115 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
23117 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23120 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
23121 when optimizing for size.
23123 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
23125 * gcse.c (gcse_constant_p): Fix typo in last change.
23127 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
23129 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
23131 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
23133 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
23135 2009-04-29 James E. Wilson <wilson@codesourcery.com>
23137 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
23138 CONST_HIGH_PART result.
23140 2009-04-29 Anatoly Sokolov <aesok@post.ru>
23142 * config/avr/avr.c (initial_elimination_offset): Rename to
23143 avr_initial_elimination_offset.
23144 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
23145 change return type to bool.
23146 (avr_can_eliminate): New function.
23147 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
23148 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
23149 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
23150 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
23151 avr_initial_elimination_offset.
23152 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
23153 (avr_initial_elimination_offset): Define.
23155 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
23156 Steven Bosscher <steven@gcc.gnu.org>
23158 PR rtl-optimization/39938
23159 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
23160 * cfgrtl.c: Include insn-attr.h.
23161 (rest_of_pass_free_cfg): New function.
23162 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
23163 * resource.c (init_resource_info): Remove call to df_analyze.
23165 2009-04-29 Richard Guenther <rguenther@suse.de>
23168 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
23169 allow conversion to signed integers.
23171 2009-04-29 Richard Guenther <rguenther@suse.de>
23173 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
23174 shifts of floating point vectors if the shift amount is
23175 a constant multiple of the element size.
23177 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
23178 Michael Matz <matz@suse.de>
23180 PR middle-end/39927
23182 * tree-outof-ssa.c (emit_partition_copy): New function.
23183 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
23184 insert_part_to_rtx_on_edge): Perform the partition base var
23185 copy using emit_partition_copy.
23186 (insert_value_copy_on_edge): Convert constants to the right mode.
23187 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
23188 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
23190 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23192 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
23193 scan backwards to try to find a constant to initialize it.
23195 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
23196 insn before the loop_end instruction, don't look past labels.
23198 2009-04-29 Richard Guenther <rguenther@suse.de>
23200 PR middle-end/39937
23201 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
23202 loose type conversions.
23203 (forward_propagate_addr_expr): Fix tuplification bug. Remove
23204 stmts only if there are no uses of its definition.
23206 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23208 * config/bfin/bfin.h (splitting_loops): Declare.
23209 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
23210 Reorder bit definitions to be ascending.
23211 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
23212 * config/bfin/bfin.c (splitting_loops): New variable.
23213 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
23214 (struct loop_info): Remove members INIT and LOOP_INIT.
23215 (bfin_optimize_loop): Don't set them. Reorder the code that generates
23216 the LSETUP sequence. Allow LC to be loaded from any register, but
23217 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
23218 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
23220 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
23221 of reload_completed.
23224 * config/bfin/bfin.md (movsi_insn): Refine constraints.
23226 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
23228 * Makefile.in (PLUGIN_VERSION_H): New.
23229 (OBJS-common): Remove plugin-version.o.
23230 (plugin.o): Depend on (PLUGIN_VERSION_H).
23231 (plugin-version.o): Remove.
23232 * configure: Regenerate
23233 * configure.ac: Create plugin-version.h.
23234 * gcc-plugin.h (plugin_gcc_version): Remove.
23235 (plugin_default_version_check): Change signature.
23236 * plugin-version.c: Remove.
23237 * plugin.c: Include plugin-version.h.
23238 (str_plugin_gcc_version_name): Remove.
23239 (try_init_one_plugin): Pass gcc version to plugin_init.
23240 (plugin_default_version_check): Both gcc and plugin versions are now
23243 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23245 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
23246 problematic last insns. Test for TYPE_CALL rather than CALL_P.
23247 Remove special case testing for last insn of inner loops. Don't fail
23248 if the loop ends with a jump, emit an extra nop instead.
23250 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
23251 DREGS rather than comparing directly. Remove code that tries to
23252 account for latencies.
23254 2009-04-29 Richard Guenther <rguenther@suse.de>
23256 PR tree-optimization/39941
23257 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
23258 eliminating an indirect call.
23260 2009-04-29 Richard Guenther <rguenther@suse.de>
23262 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
23263 parameter. Allow invariants as base if !require_lvalue.
23264 (verify_gimple_assign_single): Adjust.
23266 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23268 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
23269 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
23270 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
23271 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
23272 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
23274 * config/bfin/bfin.c (bfin_expand_builtin,
23275 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
23277 2009-04-28 Richard Guenther <rguenther@suse.de>
23279 * tree-vect-loop.c (get_initial_def_for_induction): Use
23280 correct types for pointer increment.
23282 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23284 * toplev.c (print_version): Update GMP version string calculation.
23286 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
23288 PR rtl-optimization/39938
23289 * resource.c (init_resource_info): Add call to df_analyze.
23291 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23293 * config/alpha/alpha.md (usegp): Cast the result of
23294 alpha_find_lo_sum_using_gp to enum attr_usegp.
23295 * config/alpha/alpha.c (override_options): Remove end-of-structure
23296 marker element from cpu_table. Use array size of cpu_table to handle
23297 -mcpu and -mtune options.
23298 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
23300 2009-04-28 Joseph Myers <joseph@codesourcery.com>
23302 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
23303 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
23304 tune_32 and tune_64.
23305 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
23306 support on PowerPC.
23307 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
23308 * config/rs6000/option-defaults.h: ... here. New file.
23309 (OPT_64, OPT_32): Define.
23310 (MASK_64BIT): Define to 0 if not already defined.
23311 (OPT_ARCH64, OPT_ARCH32): Define.
23312 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
23315 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23317 * config/arm/arm.c (arm_override_options): Emit error on using
23320 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23322 PR rtl-optimization/39914
23323 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23324 registers for allocnos created from user-defined variables only
23325 when not optimizing.
23327 2009-04-28 Richard Guenther <rguenther@suse.de>
23329 PR middle-end/39937
23330 * fold-const.c (fold_binary): Use distribute_real_division only
23333 2009-04-28 Steve Ellcey <sje@cup.hp.com>
23335 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
23336 add hpux-stdint.h to tm_file.
23337 (hppa[12]*-*-hpux11*): Ditto.
23338 (ia64*-*-hpux*): Ditto.
23339 * config/hpux-stdint.h: New.
23340 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
23341 __STDC_EXT__ for all compiles.
23342 * config/pa/pa-hpux.h: Ditto.
23343 * config/pa/pa-hpux10.h: Ditto.
23344 * config/pa/pa-hpux11.h: Ditto.
23346 2009-04-28 Catherine Moore <clm@codesourcery.com>
23348 * debug.h (set_name): Add comment.
23350 2009-04-28 Andrew Pinski <pinskia@gmail.com>
23353 * config/darwin.c (machopic_gen_offset): Check
23354 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
23355 * config/arm/arm.c (require_pic_register): Likewise.
23357 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
23359 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
23360 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
23361 m32c_promote_prototypes): Delete.
23363 2009-04-28 Michael Matz <matz@suse.de>
23365 PR middle-end/39922
23366 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
23369 2009-04-28 Richard Guenther <rguenther@suse.de>
23371 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
23373 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23375 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
23376 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
23377 * config/arm/arm-tune.md: Regenerate.
23379 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
23381 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
23382 block if there are complex incoming edges.
23383 (sel_merge_blocks): Remove useless assert.
23384 (sel_redirect_edge_and_branch): Check that edge was redirected.
23385 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
23386 (sel_find_rgns): Delete declaration.
23387 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
23388 the region when it is not a preheader.
23390 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23393 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
23395 2009-04-28 Richard Guenther <rguenther@suse.de>
23397 * tree.h (SSA_NAME_VALUE): Remove.
23398 (struct tree_ssa_name): Remove value_handle member.
23399 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
23400 array for jump threading.
23401 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
23403 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
23404 * tree-flow.h (threadedge_initialize_values): Declare.
23405 (threadedge_finalize_values): Likewise.
23406 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
23407 (SSA_NAME_VALUE): Define.
23408 (threadedge_initialize_values): New function.
23409 (threadedge_finalize_values): Likewise.
23410 * tree-ssa-dom.c (ssa_name_values): New global variable.
23411 (SSA_NAME_VALUE): Define.
23412 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
23414 2009-04-28 Ira Rosen <irar@il.ibm.com>
23416 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
23417 Use REPORT_VECTORIZED_LOCATIONS instead
23418 REPORT_VECTORIZED_LOOPS.
23419 * tree-vectorizer.c (vect_verbosity_level): Make static.
23420 (vect_loop_location): Rename to vect_location.
23421 (vect_set_verbosity_level): Update comment.
23422 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
23424 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
23425 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
23426 instead REPORT_UNVECTORIZED_LOOPS.
23427 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
23428 and vect_loop_def to vect_external_def and vect_internal_def.
23429 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
23430 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
23431 REPORT_UNVECTORIZED_LOCATIONS.
23432 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
23433 and vect_used_in_loop and to vect_unused_in_scope and
23434 vect_used_in_scope.
23435 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
23436 (vect_verbosity_level): Remove declaration.
23437 (vect_analyze_operations): Likewise.
23438 (vect_analyze_stmt): Declare.
23439 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
23440 REPORT_UNVECTORIZED_LOCATIONS.
23441 (vect_get_loop_niters): Fix indentation.
23442 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
23443 (vect_analyze_loop_operations): New function.
23444 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
23445 vect_analyze_operations.
23446 (vect_is_simple_reduction): Use new names.
23447 (vectorizable_live_operation, vect_transform_loop): Likewise.
23448 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
23449 to specify whether the data references can be a part of interleaving
23451 (vect_analyze_data_ref_dependence): Use new names.
23452 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
23453 (vect_create_addr_base_for_vector_ref): Remove redundant code.
23454 * tree-vect-patterns.c (widened_name_p): Use new names.
23455 (vect_recog_dot_prod_pattern): Likewise.
23456 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
23457 (process_use, vect_mark_stmts_to_be_vectorized,
23458 vect_model_simple_cost, vect_model_store_cost,
23459 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
23460 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
23461 vectorizable_operation, vectorizable_type_demotion,
23462 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
23463 vectorizable_condition): Likewise.
23464 (vect_analyze_operations): Split into vect_analyze_loop_operations
23466 (vect_analyze_stmt): ... new function.
23467 (new_stmt_vec_info): Use new names.
23468 (vect_is_simple_use): Use new names and fix comment.
23469 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
23470 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
23472 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23475 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
23476 and integer modes for x87 operands. Do not ICE for unsupported size,
23477 generate error instead. Generate error for unsupported operand types.
23478 ['z']: Do not handle HImode memory operands specially. Warning
23479 for floating-point operands. Fallthru to 'Z' for unsupported operand
23480 types. Do not ICE for unsupported size, generate error instead.
23481 (output_387_binary_op): Use %Z to output operands.
23482 (output_fp_compare): Ditto.
23483 (output_387_reg_move): Ditto.
23485 2009-04-28 Ben Elliston <bje@au.ibm.com>
23490 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23492 * builtins.c (c_strlen): Do not warn here.
23493 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23494 * c-common.c (pointer_int_sum): Take an explicit location.
23495 Warn about offsets out of bounds.
23496 * c-common.h (pointer_int_sum): Adjust declaration.
23498 2009-04-27 Ian Lance Taylor <iant@google.com>
23500 * collect2.c (is_ctor_dtor): Change type of ret field in struct
23502 * dce.c (run_fast_df_dce): Change type of old_flags to int.
23503 * df-core.c (df_set_flags): Change return type to int. Change
23504 type of old_flags to int.
23505 (df_clear_flags): Likewise.
23506 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
23507 (df_get_conditional_uses): Likewise.
23508 * df.h (df_set_flags, df_clear_flags): Update declarations.
23509 * dwarf2out.c (struct indirect_string_node): Change type of form
23510 field to enum dwarf_form.
23511 (AT_string_form): Change return type to enum dwarf_form.
23512 * fixed-value.c (fixed_compare): Add cast to enum type.
23513 * fwprop.c (update_df): Change 0 to VOIDmode.
23514 * gensupport.c: Change 0 to UNKNOWN.
23515 * gimple.h (gimple_cond_code): Add cast to enum type.
23516 * haifa-sched.c (reemit_notes): Add cast to enum type.
23517 * hooks.c (hook_int_void_no_regs): Remove function.
23518 * hooks.h (hook_int_void_no_regs): Remove declaration.
23519 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
23520 * predict.c (combine_predictions_for_insn): Add casts to enum type.
23521 * real.c (real_arithmetic): Add cast to enum type.
23522 (real_compare): Likewise.
23523 * target.h (struct gcc_target): Change return type of
23524 branch_target_register_class to enum reg_class.
23525 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
23526 default_branch_target_register_class.
23527 * targhooks.c (default_branch_target_register_class): New function.
23528 * targhooks.h (default_branch_target_register_class): Declare.
23529 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
23530 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
23532 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
23534 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
23535 vect_uninitialized_def. Change 0 to ERROR_MARK.
23536 * tree-vect-stmts.c (supportable_widening_operation): Don't
23537 initialize icode1 and icode2.
23538 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
23539 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
23541 (cmn_err_flag_specs): Change 0 to STD_C89.
23542 (cmn_err_char_table): Likewise.
23543 * config/arm/arm.c (get_arm_condition_code): Change type of code
23544 to enum arm_cond_code.
23545 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
23546 (IWMMXT_BUILTIN2): Likewise.
23547 (neon_builtin_type_bits): Don't define typedef.
23548 (neon_builtin_datum): Change type of bits field to int.
23549 (arm_expand_neon_args): Add cast to enum type.
23550 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
23552 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
23553 casts to enum type.
23554 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
23556 * config/mips/mips.md (jal_macro): Return enum constant.
23557 (single_insn): Likewise.
23558 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
23560 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23561 casts to enum type.
23562 * config/s390/s390.c (s390_tune_flags): Change type to int.
23563 (s390_arch_flags): Likewise.
23564 (s390_handle_arch_option): Change flags field of struct pta to int.
23565 * config/s390/s390.h (s390_tune_flags): Update declaration.
23566 (s390_arch_flags): Likewise.
23567 * config/sh/sh.c (prepare_move_operands): Compare
23568 tls_symbolic_operand result with enum constant.
23569 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
23570 (sh_expand_prologue): Add cast to enum type.
23571 (sh_expand_epilogue): Likewise.
23572 (tls_symbolic_operand): Change return type to enum tls_model.
23573 (fpscr_set_from_mem): Add cast to enum type.
23574 (legitimize_pic_address): Compare tls_symbolic_operand result with
23576 (sh_target_reg_class): Change return type to enum reg_class.
23577 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
23579 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
23580 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
23581 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
23582 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
23583 (delayed_branch, tls_call_delay): Likewise.
23584 (eligible_for_sibcall_delay): Likewise.
23585 (eligible_for_return_delay): Likewise.
23586 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
23587 (spu_expand_builtin_1): Likewise.
23589 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
23590 for all types of conversions.
23591 (output_init_element): Issue -Wc++-compat warning if needed when
23592 initializing a bitfield with enum type.
23593 * c-parser.c (c_parser_expression): Set original_type to
23594 original_type of right hand operand of comma operator.
23596 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23598 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
23600 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
23601 * doc/cpp.texi (Standard Predefined Macros)
23602 (Implementation-defined behavior): Likewise.
23603 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
23604 * doc/gimple.texi (GIMPLE Exception Handling)
23605 (@code{GIMPLE_ASSIGN}): Likewise.
23606 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
23607 * doc/invoke.texi (Warning Options, Optimize Options)
23608 (AVR Options, Darwin Options): Likewise.
23609 (Optimize Options): Reformulate -fwhole-program description.
23610 * doc/loop.texi (Lambda): Likewise.
23611 * doc/md.texi (Output Template, Define Constraints)
23612 (Standard Names, Insn Splitting): Likewise.
23613 * doc/options.texi (Option properties): Likewise.
23614 * doc/passes.texi (Tree-SSA passes): Likewise.
23615 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
23616 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
23617 (File Names and DBX): Likewise.
23618 * doc/trouble.texi (Incompatibilities): Likewise.
23620 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23622 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
23623 instruction is correct.
23625 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23627 Allow non-constant arguments to conversion intrinsics.
23628 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
23629 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
23630 * spu.c (print_operand): Handle 'v' and 'w'.
23631 (exp2_immediate_p, spu_gen_exp2): Define.
23632 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
23633 spu_convtf_1): Update parameter descriptions.
23634 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
23635 * constraints.md ('v', 'w'): New.
23636 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
23638 (i2f, I2F): New define_mode_attr.
23639 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
23640 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
23641 fixuns_truncv4sfv4si2): Update to use mode attribute.
23642 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
23643 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
23644 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
23645 patterns for combine.
23647 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
23649 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
23650 (cprop, hoist, pre, store_motion): New debug counters.
23651 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
23652 is not an RTL pass anymore.
23653 (pass_profiling): Remove extern decl for pass removed in 2005.
23654 (pass_gcse, pass_jump_bypass): Remove.
23655 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
23656 to 0 for clean state.
23657 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
23658 * cse.c (gate_handle_cse_after_global_opts,
23659 rest_of_handle_cse_after_global_opts): New functions.
23660 (pass_cse_after_global_opts): New pass, does local CSE.
23661 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
23662 (TV_CPROP): New timevar.
23663 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
23664 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
23665 (gcse_main, recompute_all_luids): Remove.
23666 (compute_hash_table_work): Call max_reg_num instead of reading
23668 (cprop_jump): Don't set run_jump_opt_after_gcse.
23669 (constprop_register): Always allow to alter jumps.
23670 (cprop_insn): Likewise.
23671 (do_local_cprop): Likewise.
23672 (local_cprop_pass): Likewise. Return non-zero if something changed.
23673 (cprop): Remove function, fold interesting bits into one_cprop_pass.
23674 (find_implicit_sets): Add note about missed optimization opportunity.
23675 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
23676 pass_rtl_cprop execute function.
23677 Don't bother tracking the pass number, each pass gets its own dumpfile
23679 Always allow to alter jumpsand bypass jumps.
23680 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
23681 will just find no suitable set.
23682 (pre_edge_insert): Fix dumping, this function is for PRE only.
23683 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
23684 pass_rtl_pre execute function.
23685 (hoist_code): Return non-zero if something changed. Keep track of
23686 substitutions and insertions for statistics gathering similar to PRE.
23687 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
23688 called from the pass_rtl_hoist execute function. Show pass statistics.
23689 (compute_store_table): Use max_reg_num directly instead of using the
23690 formerly global max_gcse_regno.
23691 (build_store_vectors): Likewise.
23692 (replace_store_insn): Fix dumping.
23693 (store_motion): Rename to ...
23694 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
23695 pass, called from the pass_rtl_store_motion execute function. Keep
23696 track of substitutions and insertions for statistics gathering similar
23698 (bypass_jumps): Remove, fold interesting bits into ...
23699 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
23700 from the pass_rtl_cprop execute function.
23701 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
23702 pass_jump_bypass): Remove.
23703 (gate_handle_gcse, rest_of_handle_gcse): Remove.
23704 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
23705 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
23706 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
23707 (gate_rtl_store_motion, execute_rtl_store_motion,
23708 pass_rtl_store_motion): New.
23709 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
23710 make it clear that -fcse-skip-blocks is a no-op for backward compat.
23711 * passes.c (init_optimization_passes): Remove pass_gcse and
23712 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
23713 and cse_after_global_opts in place of pass_gcse. Schedule cprop
23714 instead of pass_jump_bypass.
23716 2009-04-27 Richard Guenther <rguenther@suse.de>
23718 PR middle-end/39928
23719 * gimplify.c (gimplify_expr): If we are required to create
23720 a temporary make sure it ends up as register.
23722 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
23725 * config/i386/i386.c (construct_container): Don't call
23726 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
23727 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
23729 2009-04-27 Michael Matz <matz@suse.de>
23731 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
23732 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
23733 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
23734 (dump_replaceable_exprs): Take a bitmap.
23735 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
23737 (expand_gimple_basic_block): Likewise.
23738 * tree-ssa-ter.c (struct temp_expr_table_d): Make
23739 replaceable_expressions member a bitmap.
23740 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
23741 (mark_replaceable): Likewise.
23742 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
23743 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
23745 2009-04-27 Richard Guenther <rguenther@suse.de>
23747 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
23748 (verify_stmts): Dispatch to gimple/type verification code.
23749 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
23750 issue with call argument types.
23752 2009-04-27 Michael Matz <matz@suse.de>
23754 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
23755 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
23758 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
23759 Eric Botcazou <ebotcazou@adacore.com>
23761 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
23762 a label's basic block.
23763 (mark_target_live_regs): Tidy and rework obsolete comments.
23764 Change back DF problem to LIVE. If a label starts a basic block,
23765 assume that all registers that used to be live then still are.
23766 (init_resource_info): If a label starts a basic block, set its
23767 BLOCK_FOR_INSN accordingly.
23768 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
23770 2009-04-27 Richard Guenther <rguenther@suse.de>
23772 * tree-flow-inline.h (function_ann): Remove.
23773 (get_function_ann): Likewise.
23774 * tree-dfa.c (create_function_ann): Remove.
23775 * tree-flow.h (struct static_var_ann_d): Remove.
23776 (struct function_ann_d): Likewise.
23777 (union tree_ann_d): Remove fdecl member.
23778 (function_ann_t): Remove.
23779 (function_ann, get_function_ann, create_function_ann): Remove
23782 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
23784 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
23786 2009-04-27 Jan Hubicka <jh@suse.cz>
23788 * ipa-pure-const.c (struct funct_state_d): New fields
23789 state_previously_known, looping_previously_known; remove
23790 state_set_in_source.
23791 (analyze_function): Use new fields.
23792 (propagate): Avoid assumption that state_set_in_source imply
23795 * tree-ssa-loop-niter.c (finite_loop_p): New function.
23796 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
23797 * cfgloop.h (finite_loop_p): Declare.
23799 2009-04-26 Michael Matz <matz@suse.de>
23801 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
23803 2009-04-26 Michael Matz <matz@suse.de>
23805 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
23806 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
23807 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
23808 pass_mark_used_blocks): Remove.
23809 * tree-optimize.c (pass_free_datastructures,
23810 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
23811 * passes.c (init_optimization_passes): Don't call
23812 pass_mark_used_blocks, remove dead code.
23814 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
23816 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
23817 * tree-ssa-live.h (register_ssa_partition): Likewise.
23819 2009-04-26 Michael Matz <matz@suse.de>
23822 * builtins.c (fold_builtin_next_arg): Handle SSA names.
23823 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
23824 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
23826 (compare_pairs): Swap cost comparison.
23827 (coalesce_ssa_name): Don't use change_partition_var.
23828 * tree-nrv.c (struct nrv_data): Add modified member.
23829 (finalize_nrv_r): Set it.
23830 (tree_nrv): Use it to update statements.
23831 (pass_nrv): Require PROP_ssa.
23832 * tree-mudflap.c (mf_decl_cache_locals,
23833 mf_build_check_statement_for): Use make_rename_temp.
23834 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
23835 * alias.c (find_base_decl): Handle SSA names.
23836 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
23837 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
23838 * rtl.h (set_reg_attrs_for_parm): Declare.
23839 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
23840 to "optimized", remove unused locals at finish.
23841 (execute_free_datastructures): Make global, call
23842 delete_tree_cfg_annotations.
23843 (execute_free_cfg_annotations): Don't call
23844 delete_tree_cfg_annotations.
23846 * ssaexpand.h: New file.
23847 * expr.c (toplevel): Include ssaexpand.h.
23848 (expand_assignment): Handle SSA names the same as register variables.
23849 (expand_expr_real_1): Expand SSA names.
23850 * cfgexpand.c (toplevel): Include ssaexpand.h.
23851 (SA): New global variable.
23852 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
23853 (SSAVAR): New macro.
23854 (set_rtl): New helper function.
23855 (add_stack_var): Deal with SSA names, use set_rtl.
23856 (expand_one_stack_var_at): Likewise.
23857 (expand_one_stack_var): Deal with SSA names.
23858 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
23859 before unique numbers.
23860 (expand_stack_vars): Use set_rtl.
23861 (expand_one_var): Accept SSA names, add asserts for them, feed them
23862 to above subroutines.
23863 (expand_used_vars): Expand all partitions (without default defs),
23864 then only the local decls (ignoring those expanded already).
23865 (expand_gimple_cond): Remove edges when jumpif() expands an
23866 unconditional jump.
23867 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
23868 or remove abnormal edges. Ignore insns setting the LHS of a TERed
23870 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
23871 members of SA; deal with PARM_DECL partitions here; expand
23872 all PHI nodes, free tree datastructures and SA. Commit instructions
23873 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
23874 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
23875 info and statements at start, collect garbage at finish.
23876 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
23877 (VAR_ANN_PARTITION) Remove.
23878 (change_partition_var): Don't declare.
23879 (partition_to_var): Always return SSA names.
23880 (var_to_partition): Only accept SSA names.
23881 (register_ssa_partition): Only check argument.
23882 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
23884 (delete_var_map): Don't free it.
23885 (var_union): Only accept SSA names, simplify.
23886 (partition_view_init): Mark only useful SSA names as used.
23887 (partition_view_fini): Only deal with SSA names.
23888 (change_partition_var): Remove.
23889 (dump_var_map): Use ssa_name instead of partition_to_var member.
23890 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
23892 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
23893 (struct _elim_graph): New member const_dests; nodes member vector of
23895 (set_location_for_edge): New static helper.
23896 (create_temp): Remove.
23897 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
23898 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
23899 (new_elim_graph): Allocate const_dests member.
23900 (clean_elim_graph): Truncate const_dests member.
23901 (delete_elim_graph): Free const_dests member.
23902 (elim_graph_size): Adapt to new type of nodes member.
23903 (elim_graph_add_node): Likewise.
23904 (eliminate_name): Likewise.
23905 (eliminate_build): Don't take basic block argument, deal only with
23906 partition numbers, not variables.
23907 (get_temp_reg): New static helper.
23908 (elim_create): Use it, deal with RTL temporaries instead of trees.
23909 (eliminate_phi): Adjust all calls to new signature.
23910 (assign_vars, replace_use_variable, replace_def_variable): Remove.
23911 (rewrite_trees): Only do checking.
23912 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
23913 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
23914 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
23915 contains_tree_r, MAX_STMTS_IN_LATCH,
23916 process_single_block_loop_latch, analyze_edges_for_bb,
23917 perform_edge_inserts): Remove.
23918 (expand_phi_nodes): New global function.
23919 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
23920 functions, initialize new parameter, remember partitions having a
23922 (finish_out_of_ssa): New global function.
23923 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
23924 don't reset in_ssa_p here, don't disable TER when mudflap.
23925 (pass_del_ssa): Remove.
23926 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
23928 (execute_free_datastructures): Declare.
23929 * Makefile.in (SSAEXPAND_H): New variable.
23930 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
23931 * basic-block.h (commit_one_edge_insertion): Declare.
23932 * passes.c (init_optimization_passes): Move pass_nrv and
23933 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
23934 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
23935 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
23936 (redirect_branch_edge): Deal with super block when expanding, split
23937 out jump patching itself into ...
23938 (patch_jump_insn): ... here, new static helper.
23940 2009-04-26 Michael Matz <matz@suse.de>
23942 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
23943 beyond num_ssa_names.
23944 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
23945 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
23947 2009-04-26 Jakub Jelinek <jakub@redhat.com>
23949 PR inline-asm/39543
23950 * fwprop.c (forward_propagate_asm): New function.
23951 (forward_propagate_and_simplify): Propagate also into __asm, if it
23952 doesn't increase the number of referenced registers.
23955 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
23957 2009-04-26 Jakub Jelinek <jakub@redhat.com>
23959 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
23960 note_nonlocal_vla_type for nonlocal VLAs.
23961 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
23962 contains_remapped_vars, remap_vla_decls): New functions.
23963 (convert_nonlocal_reference_stmt): If not optimizing, call
23964 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
23965 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
23966 if it wasn't found in var_map.
23967 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
23968 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
23969 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
23971 * gimplify.c (nonlocal_vlas): New variable.
23972 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
23974 (gimplify_body): Create and destroy nonlocal_vlas.
23976 * dwarf2out.c (loc_descr_plus_const): New function.
23977 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
23978 mem_loc_descriptor, loc_descriptor_from_tree_1,
23979 descr_info_loc, gen_variable_die): Use it.
23981 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
23982 !TREE_STATIC VAR_DECLs.
23983 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
23984 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
23985 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
23986 DECL_BY_REFERENCE is valid.
23987 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
23988 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
23989 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
23990 Copy DECL_BY_REFERENCE.
23991 (struct nesting_copy_body_data): New type.
23992 (nesting_copy_decl): New function.
23993 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
23994 if they have variable length.
23996 2009-04-26 Michael Matz <matz@suse.de>
23998 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
23999 mark new temporaries for renaming.
24001 2009-04-26 Joseph Myers <joseph@codesourcery.com>
24004 * c-decl.c (global_bindings_p): Return negative value.
24005 (c_variable_size): New. Based on variable_size from
24007 (grokdeclarator): Call c_variable_size not variable_size.
24009 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
24011 * config/i386/i386.c (print_operand) ['z']: Fix typo.
24013 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
24015 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
24016 Redefine it to just use mingw/include.
24017 (ASM_SPEC): Rules for -m32 and -m64.
24018 (LINK_SPEC): Use Likewise.
24019 (SPEC_32): New define.
24020 (SPEC_64): Likewise.
24021 (SUB_LINK_SPEC): Likewise.
24022 (MULTILIB_DEFAULTS): New define.
24023 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
24024 Add multilib options.
24025 (MULTILIB_DIRNAMES): Likewise.
24026 (MULTILIB_OSDIRNAMES): Likewise.
24027 (LIBGCC): Likewise.
24028 (INSTALL_LIBGCC): Likewise.
24030 2009-04-26 Joseph Myers <joseph@codesourcery.com>
24033 * c-tree.h (enum c_inline_static_type): New.
24034 (record_inline_static): Declare.
24035 * c-decl.c (struct c_inline_static, c_inline_statics,
24036 record_inline_static, check_inline_statics): New.
24037 (pop_file_scope): Call check_inline_statics.
24038 (start_decl): Call record_inline_static instead of pedwarning
24039 directly for static in inline function.
24040 * c-typeck.c (build_external_ref): Call record_inline_static
24041 instead of pedwarning directly for static referenced in inline
24044 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
24046 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
24047 not new but only being rescanned.
24048 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
24049 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
24050 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
24051 record_set_info, compute_set, grealloc): Remove.
24052 (recompute_all_luids): New function.
24053 (gcse_main): Don't compute sets, and don't do related memory
24054 allocations/free-ing. If something changed before the end of the
24055 pass, update LUIDs using recompute_all_luids.
24056 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
24057 (free_gcse_mem): Don't free it either.
24058 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
24059 Use the df insn LUIDs.
24060 (load_killed_in_block): Likewise.
24061 (compute_hash_table_work): Don't compute reg_set_in_block.
24062 (compute_transp): Use DF_REG_DEF_CHAINs.
24063 (local_cprop_pass): Don't use compute_sets and related functions.
24064 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
24065 Use get_max_uid() instead of max_cuid.
24066 (insert_insn_end_basic_block, pre_insert_copy_insn,
24067 update_ld_motion_stores): Don't try to
24068 keep reg_set tables up to date.
24069 (pre_insert_copies): Use df insn LUIDs.
24070 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
24071 (reg_set_info): Don't use extra bitmap argument.
24072 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
24073 information to compute regs_set_in_block.
24074 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
24075 (bypass_jumps): Don't use compute_sets and friends.
24077 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24080 * opts.c (undocumented_msg): Do not leave blank even with
24083 2009-04-25 Joseph Myers <joseph@codesourcery.com>
24085 * c-decl.c (build_enumerator): Allow values folding to integer
24086 constants but not integer constant expressions with a pedwarn if
24089 2009-04-25 Joseph Myers <joseph@codesourcery.com>
24092 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
24093 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
24094 type is an integer constant.
24096 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
24099 * config/i386/i386.c (print_operand) ['z']: Revert handling of
24102 2009-04-25 Joseph Myers <joseph@codesourcery.com>
24105 * c-decl.c (grokdeclarator): Diagnose declarations of functions
24106 with variably modified return type and no storage class
24107 specifiers, except for the case of nested functions. Distinguish
24108 extern declarations of functions with variably modified return
24109 types from those of objects with variably modified types.
24111 2009-04-25 Jan Hubicka <jh@suse.cz>
24113 * tree.c (list_equal_p): New function.
24114 * tree.h (list_equal_p): Declare.
24115 * coretypes.h (edge_def, edge, const_edge, basic_block_def
24116 basic_block_def, basic_block, const_basic_block): New.
24117 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
24118 (redirect_eh_edge): New function.
24119 (make_eh_edge_update_phi): EH edges are not abnormal.
24120 * except.c: Include tree-flow.h.
24121 (list_match): New function.
24122 (eh_region_replaceable_by_p): New function.
24123 (replace_region): New function.
24124 (hash_type_list): New function.
24125 (hash_eh_region): New function.
24126 (eh_regions_equal_p): New function.
24127 (merge_peers): New function.
24128 (remove_unreachable_regions): Verify EH tree when checking;
24130 (copy_eh_region_1): New function.
24131 (copy_eh_region): New function.
24132 (push_reachable_handler): New function.
24133 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
24134 regions without label but with live RESX.
24135 * except.h (redirect_eh_edge_to_label): New.
24136 * tree-flow.h (redirect_eh_edge): New.
24137 * coretypes.h (edge_def, edge, const_edge, basic_block_def
24138 basic_block_def, basic_block, const_basic_block): Remove.
24139 * Makefile.in (except.o): Add dependency on tree-flow.h
24140 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
24141 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
24144 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
24147 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
24148 on the destination of memcpy.
24150 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
24152 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
24153 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
24154 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
24156 2009-04-25 Jan Hubicka <jh@suse.cz>
24158 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
24159 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
24160 to be reached by different label than left.
24161 (update_eh_edges): Update comment; remove edge_to_remove if possible
24162 and return true if suceeded.
24163 (cleanup_empty_eh): Accept sharing map; handle shared regions.
24164 (cleanup_eh): Compute sharing map.
24165 * except.c (remove_eh_handler_and_replace): Add argument if we should
24167 (remove_unreachable_regions): Update for label sharing.
24168 (label_to_region_map): Likewise.
24169 (get_next_region_sharing_label): New function.
24170 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
24172 (remove_eh_handler): Update.
24173 (remove_eh_region_and_replace_by_outer_of): New function.
24174 * except.h (struct eh_region): Add next_region_sharing_label.
24175 (remove_eh_region_and_replace_by_outer_of,
24176 get_next_region_sharing_label): Declare.
24177 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
24179 2009-04-25 Jan Hubicka <jh@suse.cz>
24181 * tree-cfg.c (split_critical_edges): Split also edges where we can't
24182 insert code even if they are not critical.
24184 2009-04-25 Jan Hubicka <jh@suse.cz>
24186 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
24187 (gimple_can_remove_branch_p): EH edges won't remove branch by
24189 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
24190 updating of non-abnormal EH edges.
24191 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
24192 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
24193 (split_critical_edges): Split also edges where emitting code on them
24194 will lead to splitting later.
24196 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
24197 H.J. Lu <hongjiu.lu@intel.com>
24200 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
24201 the configured assembler supports fildq and fistpq mnemonics.
24202 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
24203 * configure: Regenerated.
24204 * config.in: Ditto.
24206 * config/i386/i386.c (print_operand): Handle 'Z'.
24207 ['z']: Remove handling of special fild/fist suffixes.
24208 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
24209 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
24210 suffix of fild insn.
24211 (*floatsi<mode>2_vector_mixed): Ditto.
24212 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
24213 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
24214 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
24215 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
24216 * config/i386/gas.h (GAS_MNEMONICS): Remove.
24218 2009-04-25 Ben Elliston <bje@au.ibm.com>
24220 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
24221 the source of a set operation.
24223 2009-04-25 Anatoly Sokolov <aesok@post.ru>
24225 * target.h (struct gcc_target): Add case_values_threshold field.
24226 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
24227 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
24228 * targhooks.c (default_case_values_threshold): New function.
24229 * targhooks.h (default_case_values_threshold): Declare function.
24230 * stmt.c (expand_case): Use case_values_threshold target hook.
24231 * expr.h (case_values_threshold): Remove declartation.
24232 * expr.c (case_values_threshold): Remove function.
24233 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
24235 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
24236 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
24237 (avr_case_values_threshold): Declare as static.
24238 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
24240 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
24241 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
24242 (mn10300_case_values_threshold): New function.
24244 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
24246 * ira.c (setup_cover_and_important_classes): Add enum cast.
24248 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
24250 * genpreds.c (write_enum_constraint_num): Output definition of
24251 CONSTRAINT_NUM_DEFINED_P macro.
24252 * ira.c (setup_cover_and_important_classes): Use
24253 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
24255 2009-04-24 DJ Delorie <dj@redhat.com>
24257 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
24258 __SH2A_SINGLE_ONLY__ also.
24260 2009-04-24 Steve Ellcey <sje@cup.hp.com>
24262 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
24263 (movdf_internal): Ditto.
24264 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
24265 SFmode and DFmode constants.
24266 (ia64_print_operand): Add 'G' format for printing
24267 floating point constants.
24269 2009-04-24 Richard Guenther <rguenther@suse.de>
24271 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
24272 from unsigned additions.
24274 2009-04-24 Joseph Myers <joseph@codesourcery.com>
24276 * c-typeck.c (set_init_index): Allow array designators that are
24277 not integer constant expressions with a pedwarn if pedantic.
24279 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
24281 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
24282 zero if no overlap in nonzero bits between the operands.
24284 2009-04-24 Ian Lance Taylor <iant@google.com>
24286 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
24287 (record_dead_and_set_regs): Likewise.
24288 * df.h (struct df_mw_hardreg): Change flags field to int.
24289 (struct df_base_ref): Likewise.
24290 (struct df): Change changeable_flags field to int.
24291 * df-scan.c (df_defs_record): Change clobber_flags to int.
24292 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
24293 constants rather than #define macros.
24294 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
24295 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
24296 (enum dwarf_calling_convention): Likewise.
24297 (enum dwarf_line_number_x_ops): Likewise.
24298 (enum dwarf_call_frame_info): Likewise.
24299 (enum dwarf_source_language): Likewise.
24300 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
24301 (add_calling_convention_attribute): Likewise.
24302 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
24303 (combine_comparisons): Change compcode to int. Add cast to enum type.
24304 * genrecog.c (maybe_both_true_2): Change c to int.
24305 (write_switch): Likewise. Add cast to enum type.
24306 * gimplify.c (gimplify_omp_for): Handle return values from
24307 gimplify_expr using MIN rather than bitwise or.
24308 (gimplify_expr): Add cast to enum type.
24309 * ipa-prop.c (update_jump_functions_after_inlining): Change
24310 IPA_BOTTOM to IPA_JF_UNKNOWN.
24311 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
24312 Add casts to enum type.
24313 (setup_cover_and_important_classes): Change cl to int. Add casts
24315 (setup_class_translate): Change cl and mode to int.
24316 (ira_init_once): Change mode to int.
24317 (free_register_move_costs): Likewise.
24318 (setup_prohibited_mode_move_regs): Add casts to enum type.
24319 * langhooks.c (add_builtin_function_common): Rework assertion that
24320 value fits bitfield.
24321 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
24322 * omega.c (omega_do_elimination): Avoid math on enum types.
24323 * optabs.c (expand_vec_shift_expr): Remove casts to int.
24324 * opts.c (set_debug_level): Change 2 to enum constant. Use new
24325 int local to handle integral_argment value.
24326 * regmove.c (try_auto_increment): Change PUT_MODE to
24328 * reload.c (push_secondary_reload): Add casts to enum type.
24329 (secondary_reload_class, find_valid_class): Likewise.
24330 * reload1.c (emit_input_reload_insns): Likewise.
24331 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
24332 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
24333 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
24335 * tree.c (build_common_builtin_nodes): Add casts to enum type.
24336 * tree-complex.c (complex_lattice_t): Typedef to int rather than
24338 (expand_complex_libcall): Add casts to enum type.
24339 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
24340 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
24341 with ERROR_MARK, not NUM_TREE_CODES.
24342 (vect_create_epilog_for_reduction): Likewise.
24343 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
24344 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
24345 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
24347 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
24348 vect_unused_in_loop. Change 0 to loop_vect.
24349 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
24350 * var-tracking.c (get_init_value): Change return type to enum
24352 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
24353 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
24355 (arm_override_options): Add casts to enum type.
24356 (arm_emit_tls_decoration): Likewise.
24357 * config/i386/i386.c (ix86_function_specific_restore): Add casts
24359 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
24360 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
24361 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
24363 * config/s390/s390.c (code_for_builtin_64): Change to array of
24365 (code_for_builtin_31): Likewise.
24366 (s390_expand_builtin): Change code_for_builtin to enum insn_code
24368 * config/sparc/sparc.c (sparc_override_options): Change value
24369 field in struct code_model to enum cmodel. In initializer change
24370 0 to NULL and add cast to enum type.
24372 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
24373 Change all callers. Issue a -Wc++-compat warning using
24374 lhs_origtype if necessary.
24375 (convert_for_assignment): Issue -Wc++-compat warnings about
24376 invalid conversions to enum type on assignment.
24377 * c-common.h (build_modify_expr): Update declaration.
24379 2009-04-24 Nick Clifton <nickc@redhat.com>
24381 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
24382 (function_arg_advance): Likewise.
24383 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
24386 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
24388 * config/s390/constraints.md ('I', 'J'): Fix condition.
24390 2009-04-24 Diego Novillo <dnovillo@google.com>
24392 * gengtype-parse.c (parse_error): Add newline after message.
24394 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
24396 * config/i386/sse.md (avxmodesuffixs): Removed.
24397 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
24398 (*avx_pinsr<ssevecsize>): This.
24400 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
24402 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
24403 follow chains of regs with a single definition, and allow expressions
24404 that are function_invariant_p.
24405 (simple_rhs_p): Allow expressions that are function_invariant_p.
24407 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
24409 PR middle-end/39867
24410 * fold-const.c (fold_cond_expr_with_comparison): When folding
24411 > and >= to MAX, make sure the MAX uses the same type as the
24412 comparison's operands.
24414 2009-04-24 Nick Clifton <nickc@redhat.com>
24416 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
24417 addressing for DImode accesses.
24418 (frv_print_operand_address): Handle PLUS case.
24419 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
24421 2009-04-24 Jakub Jelinek <jakub@redhat.com>
24423 PR rtl-optimization/39794
24424 * alias.c (canon_true_dependence): Add x_addr argument.
24425 * rtl.h (canon_true_dependence): Adjust prototype.
24426 * cse.c (check_dependence): Adjust canon_true_dependence callers.
24427 * cselib.c (cselib_invalidate_mem): Likewise.
24428 * gcse.c (compute_transp): Likewise.
24429 * dse.c (scan_reads_nospill): Likewise.
24430 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
24431 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
24432 canon_base_addr of the group, plus optional offset.
24433 (struct group_info): Rename canon_base_mem to
24435 (get_group_info): Set canon_base_addr to canon_rtx of base, not
24436 canon_rtx of base_mem.
24438 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
24440 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
24441 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
24443 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24445 * config/spu/spu-builtins.h: Delete file.
24447 * config/spu/spu.h (enum spu_builtin_type): Move here from
24449 (struct spu_builtin_description): Likewise. Add GTY marker.
24450 Do not use enum spu_function_code or enum insn_code.
24451 (spu_builtins): Add extern declaration.
24453 * config/spu/spu.c: Do not include "spu-builtins.h".
24454 (enum spu_function_code, enum spu_builtin_type_index,
24455 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
24456 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
24457 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
24458 unsigned_V2DI_type_node): Move here from spu-builtins.h.
24459 (spu_builtin_types): Make static. Add GTY marker.
24460 (spu_builtins): Add extern declaration with GTY marker.
24461 Include "gt-spu.h".
24463 * config/spu/spu-c.c: Do not include "spu-builtins.h".
24464 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
24465 Check programmatically whether all parameters are scalar.
24467 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
24469 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
24471 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
24472 assignment from the constructor either if the target is volatile.
24474 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
24476 * config/arm/arm.md (insv): Do not share operands[0].
24478 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
24480 * config/vxlib-tls.c (active_tls_threads): Delete.
24481 (delete_hook_installed): New.
24482 (tls_delete_hook): Don't delete the delete hook.
24483 (tls_destructor): Delete it here.
24484 (__gthread_set_specific): Adjust installing the delete hook.
24485 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
24486 __gthread_leave_tsd_dtor_context.
24488 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
24490 * c-format.c (gcc_tdiag_char_table): Add support for %E.
24492 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
24494 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
24496 (alpha_rtx_costs): Ditto.
24497 (emit_unlikely_jump): Use add_reg_note.
24498 (emit_frame_store_1): Ditto.
24499 (alpha_expand_prologue): Ditto.
24500 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24501 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
24503 2009-04-23 Nick Clifton <nickc@redhat.com>
24505 * config/v850/v850.md (epilogue): Remove suppressed code.
24506 (return): Rename to return_simple and remove test of frame size.
24507 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
24508 to gen_return_simple.
24510 2009-04-22 Jing Yu <jingyu@google.com>
24513 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
24515 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
24518 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
24519 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
24520 value is a VECTOR_CST, the element type is the element type of the
24523 2009-04-22 DJ Delorie <dj@redhat.com>
24525 * config/m32c/m32c.h: Update GTY annotations to new syntax.
24527 2009-04-22 Jakub Jelinek <jakub@redhat.com>
24529 * alias.c (find_base_term): Move around LO_SUM case, so that
24530 CONST falls through into PLUS/MINUS handling.
24533 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
24534 into 0, use omit_one_operand.
24536 2009-04-23 Ben Elliston <bje@au.ibm.com>
24538 * config/rs6000/linux-unwind.h (get_regs): Remove type
24539 puns. Change the type of `pc' to an array of unsigned ints and
24540 update all users. Constify frame24.
24542 2009-04-22 DJ Delorie <dj@redhat.com>
24544 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
24545 declarations before code.
24546 (current_function_special_page_vector): Likewise.
24547 (m32c_expand_insv): Silence a warning.
24549 2009-04-21 Taras Glek <tglek@mozilla.com>
24551 * alias.c: Update GTY annotations to new syntax.
24552 * basic-block.h: Likewise.
24553 * bitmap.h: Likewise.
24554 * c-common.h: Likewise.
24555 * c-decl.c: Likewise.
24556 * c-parser.c: Likewise.
24557 * c-pragma.c: Likewise.
24558 * c-tree.h: Likewise.
24559 * cfgloop.h: Likewise.
24560 * cgraph.h: Likewise.
24561 * config/alpha/alpha.c: Likewise.
24562 * config/arm/arm.h: Likewise.
24563 * config/avr/avr.h: Likewise.
24564 * config/bfin/bfin.c: Likewise.
24565 * config/cris/cris.c: Likewise.
24566 * config/darwin.c: Likewise.
24567 * config/frv/frv.c: Likewise.
24568 * config/i386/i386.c: Likewise.
24569 * config/i386/i386.h: Likewise.
24570 * config/i386/winnt.c: Likewise.
24571 * config/ia64/ia64.h: Likewise.
24572 * config/iq2000/iq2000.c: Likewise.
24573 * config/mips/mips.c: Likewise.
24574 * config/mmix/mmix.h: Likewise.
24575 * config/pa/pa.c: Likewise.
24576 * config/pa/pa.h: Likewise.
24577 * config/rs6000/rs6000.c: Likewise.
24578 * config/s390/s390.c: Likewise.
24579 * config/sparc/sparc.c: Likewise.
24580 * config/xtensa/xtensa.c: Likewise.
24581 * cselib.h: Likewise.
24582 * dbxout.c: Likewise.
24583 * dwarf2out.c: Likewise.
24584 * except.c: Likewise.
24585 * except.h: Likewise.
24586 * fixed-value.h: Likewise.
24587 * function.c: Likewise.
24588 * function.h: Likewise.
24589 * gimple.h: Likewise.
24590 * integrate.c: Likewise.
24591 * optabs.c: Likewise.
24592 * output.h: Likewise.
24593 * real.h: Likewise.
24595 * stringpool.c: Likewise.
24596 * tree-data-ref.c: Likewise.
24597 * tree-flow.h: Likewise.
24598 * tree-scalar-evolution.c: Likewise.
24599 * tree-ssa-address.c: Likewise.
24600 * tree-ssa-alias.h: Likewise.
24601 * tree-ssa-operands.h: Likewise.
24602 * tree.c: Likewise.
24603 * tree.h: Likewise.
24604 * varasm.c: Likewise.
24605 * varray.h: Likewise.
24607 * coretypes.h: Do not define GTY macro if it is already defined.
24608 * doc/gty.texi: Update GTY documentation to new syntax.
24609 * gengtype-lex.l: Enforce attribute-like syntax for GTY
24610 annotations on structs.
24611 * gengtype-parse.c: Likewise.
24613 2009-04-22 Mark Heffernan <meheff@google.com>
24615 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
24617 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
24619 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
24622 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
24624 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
24625 the same as a PLUS without a shift. Increase the cost of a
24628 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24630 * Makefile.in: Update dependencies.
24631 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
24632 * errors.h: Remove bogus comment about compatibility.
24633 (warning): Update declaration.
24634 * genautomata.c: Update all calls to warning.
24635 * gimple.c: Do not include errors.h. Include toplev.h.
24636 * tree-ssa-structalias.c: Do not include errors.h.
24637 * omega.c: Likewise.
24638 * tree-ssa-reassoc.c: Likewise.
24639 * config/spu/spu-c.c: Likewise.
24640 * config/spu/t-spu-elf: Update dependencies.
24642 2009-04-22 Richard Guenther <rguenther@suse.de>
24644 PR tree-optimization/39824
24645 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
24646 make sure the types are compatible.
24648 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24651 * c-common.c (c_parse_error): Take a token_flags parameter.
24652 Use token_type for the token type instead.
24653 Pass token_flags to cpp_type2name.
24654 * c-common.h (c_parse_error): Update declaration.
24655 * c-parser.c (c_parser_error): Pass 0 as token flags.
24657 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
24659 PR rtl-optimization/39580
24660 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
24662 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24664 * function.c (expand_function_end): Do not emit a jump to the "naked"
24665 return label for fall-through returns.
24666 * except.c (sjlj_emit_function_exit): Always place the call to the
24667 unregister function at the location installed by expand_function_end.
24669 2009-04-22 Richard Guenther <rguenther@suse.de>
24671 PR tree-optimization/39845
24672 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
24673 (gen_inbound_check): Likewise.
24675 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
24677 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
24679 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
24680 * config/vxlib.c (__gthread_once): Add race guard for PPC.
24682 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24684 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
24685 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
24686 shift counts to avoid out-of-bounds array accesses.
24688 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24690 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
24691 (Pmode): Move above.
24693 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
24695 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
24696 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
24697 GET_CODE macro. Use IN_RANGE macro where appropriate.
24698 * config/alpha/alpha.h: Ditto.
24699 * config/alpha/alpha.md: Ditto.
24700 * config/alpha/constraints.md: Ditto.
24701 * config/alpha/predicates.md: Ditto.
24703 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24705 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
24706 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24707 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24708 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24709 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24710 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24711 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24712 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24713 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24714 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24715 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24716 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24717 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24718 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24719 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24720 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24721 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24722 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24723 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24724 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24725 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24726 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24727 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24728 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24729 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24730 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24731 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24733 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
24735 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
24736 references from comments.
24737 * cfgbuild.c (count_basic_blocks): Delete.
24738 (find_basic_blocks_1): Delete.
24739 (find_basic_blocks): Delete.
24740 * except.c (finish_eh_generation): Make static. Move comment from
24741 except.h here. Remove find_basic_blocks references from comments.
24742 * except.h (finish_eh_generation): Delete.
24743 * basic-block.h (find_basic_blocks): Delete.
24744 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
24746 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
24748 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
24749 (sdbout_parms): Likewise.
24751 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
24753 * config/sh/sh.c (prepare_cbranch_operands): Use
24754 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
24755 (expand_cbranchdi4): Likewise.
24756 (from_compare): Add cast to enum type.
24757 (expand_cbranchsi4): Use add_reg_note.
24758 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
24759 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
24760 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
24761 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24762 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
24763 instead of CODE_FOR_nothing.
24764 (cbranchdi4): Likewise. Fix the order of arguments for
24766 (push_fpscr): Use add_reg_note.
24767 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
24768 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
24770 2009-04-21 Joseph Myers <joseph@codesourcery.com>
24772 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
24773 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
24774 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
24775 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
24776 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
24777 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
24778 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
24779 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
24780 config/alpha/x-vms, config/arc/t-arc,
24781 config/arm/README-interworking, config/arm/arm-c.c,
24782 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
24783 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
24784 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
24785 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
24786 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
24787 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
24788 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
24789 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
24790 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
24791 config/cris/t-elfmulti, config/crx/t-crx,
24792 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
24793 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
24794 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
24795 config/h8300/t-h8300, config/i386/athlon.md,
24796 config/i386/darwin-libgcc.10.4.ver,
24797 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
24798 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
24799 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
24800 config/i386/t-linux64, config/i386/t-nwld,
24801 config/i386/t-rtems-i386, config/i386/t-sol2-10,
24802 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
24803 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
24804 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
24805 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
24806 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
24807 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
24808 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
24809 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
24810 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
24811 config/m68k/t-uclinux, config/mcore/t-mcore,
24812 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
24813 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
24814 config/mips/crtn.asm, config/mips/irix-crti.asm,
24815 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
24816 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
24817 config/mips/mips-fixed.md, config/mips/sb1.md,
24818 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
24819 config/mips/t-iris6, config/mips/t-isa3264,
24820 config/mips/t-libgcc-mips16, config/mips/t-linux64,
24821 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
24822 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
24823 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
24824 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
24825 config/mn10300/t-linux, config/mn10300/t-mn10300,
24826 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
24827 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
24828 config/picochip/libgccExtras/clzsi2.asm,
24829 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
24830 config/rs6000/darwin-libgcc.10.4.ver,
24831 config/rs6000/darwin-libgcc.10.5.ver,
24832 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
24833 config/rs6000/t-aix43, config/rs6000/t-aix52,
24834 config/rs6000/t-darwin, config/rs6000/t-fprules,
24835 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
24836 config/rs6000/t-lynx, config/rs6000/t-netbsd,
24837 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
24838 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
24839 config/rs6000/t-rtems, config/rs6000/t-spe,
24840 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
24841 config/score/t-score-elf, config/sh/divcost-analysis,
24842 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
24843 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
24844 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
24845 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
24846 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
24847 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
24848 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
24849 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
24850 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
24851 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
24852 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
24853 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
24854 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
24855 limitx.h, version.c, xcoff.h: Add copyright and license notices.
24856 * config/h8300/genmova.sh: Include copyright and license notices
24857 in generated output.
24858 * config/h8300/mova.md: Regenerate.
24859 * doc/install.texi2html: Include word "Copyright" in copyright
24860 notice and use name "Free Software Foundation, Inc.".
24861 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
24862 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
24863 ChangeLog-2007, ChangeLog-2008: Correct dates.
24865 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
24867 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
24868 NE_EXPR operations as well.
24869 * c-parser.c (c_parser_condition): Do not set location information on
24871 (c_parser_conditional_expression): Likewise.
24872 (c_parser_binary_expression): Set location information on operators.
24873 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
24874 TRUTH_NOT_EXPR has been folded.
24875 * fold-const.c (fold_truth_not_expr): Copy location information from
24876 the incoming expression to the outgoing one.
24877 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
24878 recursive calls on the LHS of the operator but pass that of the
24879 operator to recursive calls on the RHS of the operator. Set it
24881 (shortcut_cond_expr): Set the locus of the operator on the second
24882 COND_EXPR and that of the expression on the first in degenerate cases.
24883 Pass the locus of the expression to calls to shortcut_cond_r.
24884 Set the locus of the 'then' block on the associated jump, if any.
24885 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
24886 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
24887 expression to call to gimplify_boolean_expr.
24889 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
24891 * config.gcc: Add additional configuration for
24892 i686-w64-mingw* and x86_64-w64-mingw* triplet.
24893 * config/i386/mingw-w64.h: New mingw-w64 specific header.
24894 (CPP_SPEC): Redefine for allowing -municode option.
24895 (STARTFILE_SPEC): Likewise.
24896 * config/i386/t-mingw-w64: New.
24897 * config/i386/mingw-w64.opt: New.
24898 (municode): Add new target option.
24899 * doc/invoke.texi (municode): Add documentation for new option.
24901 2009-04-21 Ian Lance Taylor <iant@google.com>
24903 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24904 Correct test for number of arguments.
24905 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
24907 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
24909 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
24910 argument of emit_library_call.
24912 2009-04-21 Richard Guenther <rguenther@suse.de>
24914 PR middle-end/39829
24915 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
24916 inside VIEW_CONVERT_EXPRs.
24918 2009-04-21 Martin Jambor <mjambor@suse.cz>
24920 * tree-switch-conversion.c (build_constructors): Split a long line.
24921 (constructor_contains_same_values_p): New function.
24922 (build_one_array): Create assigns of constants if possible, do not
24923 call mark_sym_for_renaming, call update_stmt.
24924 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
24925 make_rename_temp. Do not call mark_symbols_for_renaming, call
24927 (gen_def_assigns): Do not call mark_symbols_for_renaming or
24928 find_new_referenced_vars, call update_stmt.
24929 (gen_inbound_check): Use create_tmp_var and create ssa names manually
24930 instead of calling make_rename_temp. Do not call
24931 find_new_referenced_vars or mark_symbols_for_renaming, call
24934 2009-04-21 Richard Guenther <rguenther@suse.de>
24936 PR tree-optimization/39827
24937 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
24938 (tree_ssa_phiprop): Pass the correct array size.
24940 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
24942 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
24944 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
24947 * c-typeck.c (lvalue_p): Move declaration ...
24948 * c-common.h (lvalue_p): ... to here.
24949 * c-common.c (candidate_equal_p): New.
24950 (add_tlist): Use it.
24951 (merge_tlist): Use it.
24952 (warn_for_collisions_1): Likewise.
24953 (warning_candidate_p): Accept more candidates.
24954 (verify_tree): A warning candidate can be an expression. Use
24957 2009-04-21 Ben Elliston <bje@au.ibm.com>
24960 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
24961 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
24962 options. Remove -mcall-solaris documentation.
24964 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24967 * doc/invoke.texi (-Wlong-long): Update description.
24968 * c-lex (interpret_integer): Only warn if there was no previous
24969 overflow and -Wlong-long is enabled.
24970 * c-decl.c (declspecs_add_type): Drop redundant flags.
24971 * c.opt (Wlong-long): Init to -1.
24972 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
24973 and front-end warn_long_long. Wlong-long only depends on other
24974 flags if it is uninitialized.
24975 * c-parser.c (disable_extension_diagnostics): warn_long_long is
24976 the same for CPP and FE.
24977 (restore_extension_diagnostics): Likewise.
24979 2009-04-20 Ian Lance Taylor <iant@google.com>
24981 Fix enum conversions which are invalid in C++:
24982 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
24983 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
24984 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
24985 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
24986 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
24987 (dbxout_parms): Likewise.
24988 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
24989 (df_clear_flags): Likewise.
24990 * df-problems.c (df_rd_bb_local_compute_process_def): Change
24991 top_flag parameter to int.
24992 (df_chain_create_bb_process_use): Likewise.
24993 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
24995 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
24996 (df_ref_create_structure, df_def_record_1): Likewise.
24997 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
24998 (df_notes_rescan): Change 0 to VOIDmode in function call.
24999 (df_get_call_refs, df_insn_refs_collect): Likewise.
25000 (df_bb_regs_collect): Likewise.
25001 (df_entry_block_defs_collect): Likewise.
25002 (df_exit_block_uses_collect): Likewise.
25003 * df.h: Update declarations.
25004 * double-int.c (double_int_divmod): Add cast to enum type.
25005 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
25006 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
25007 (based_loc_descr): Likewise.
25008 (loc_descriptor_from_tree_1): Change first_op and second_op to
25009 enum dwarf_location_atom. Add cast to enum type.
25010 * expmed.c (init_expmed): Change 0 to SET in function call.
25011 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
25012 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
25013 (do_store_flag): Likewise.
25014 * fixed-value.h (struct fixed_value): Change mode to enum
25016 * function.c (assign_parms): Change 0 to VOIDmode in function call.
25017 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
25019 (insert_insn_decl, insert_decl, insert_state): Likewise.
25020 (automata_list_finish): Likewise.
25021 * genrecog.c (process_define_predicate): Add cast to enum type.
25022 * gensupport.c (init_predicate_table): Add cast to enum type.
25023 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
25025 (gimple_build_call_1, gimple_build_label): Likewise.
25026 (gimple_build_goto, gimple_build_asm_1): Likewise.
25027 (gimple_build_switch_1, gimple_build_cdt): Likewise.
25028 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
25029 (enum fallback): Rename from enum fallback_t.
25030 (fallback_t): Typedef as int.
25031 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
25032 GSI_SAME_STMT in function call.
25033 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
25035 (setup_reg_class_relations): Likewise.
25036 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
25037 (setup_prohibited_class_mode_regs): Add cast to enum type.
25038 (setup_prohibited_mode_move_regs): Likewise.
25039 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
25040 (record_address_regs): Change i to enum reg_class.
25041 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
25042 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
25043 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
25044 (GET_MODE_2XWIDER_MODE): Likewise.
25045 (GET_CLASS_NARROWEST_MODE): Likewise.
25046 * omp-low.c (expand_omp_for): Add cast to enum type.
25047 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
25048 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
25049 * postreload.c (reload_cse_simplify_operands): Change rclass local
25051 * predict.c (combine_predictions_for_insn): Change best_predictor
25052 and predictor to enum br_predictor.
25053 (combine_predictions_for_bb): Likewise.
25054 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
25055 use SET_PREDICT_EXPR_OUTCOME.
25056 * real.c (real_arithmetic): Change icode to code in function call.
25057 * reginfo.c (init_move_cost): Add casts to enum type.
25058 (init_reg_sets_1, init_fake_stack_mems): Likewise.
25059 * regmove.c (regclass_compatible_p): Change class0 and class1 to
25061 * reload.c (find_valid_class): Add casts to enum type.
25062 (push_reload): Change 0 to NO_REGS in function call.
25063 (find_reloads): Change this_alternative to array of enum
25064 reg_class. Remove some now-unnecessary casts.
25065 (make_memloc): Change 0 to VOIDmode in function call.
25066 * reload1.c (reload): Change 0 to VOIDmode in function call.
25067 (eliminate_regs_1, elimination_effects): Likewise.
25068 (eliminate_regs_in_insn): Likewise.
25069 (emit_input_reload_insns): Add cast to enum type.
25070 (delete_output_reload): Change 0 to VOIDmode in function call.
25071 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
25072 to enum type in function call.
25073 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
25074 (SET_PREDICT_EXPR_OUTCOME): Define.
25075 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
25076 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
25077 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
25078 (dump_function): Likewise.
25079 * tree-dump.h: Update declarations.
25080 * tree-pass.h: Update declarations.
25081 * varasm.c (assemble_integer): Change mclass to enum mode_class.
25082 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
25084 (arm_rtx_costs_1): Correct parenthesization.
25085 (arm_rtx_costs): Add casts to enum type.
25086 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
25087 (vfp_emit_fstmd): Use add_rg_note.
25088 (emit_multi_reg_push, emit_sfm): Likewise.
25089 (thumb_set_frame_pointer): Likewise.
25090 (arm_expand_prologue): Likewise.
25091 (arm_regno_class): Change return type to enum reg_class.
25092 (thumb1_expand_prologue): Use add_reg_note.
25093 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
25094 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
25096 * config/arm/gentune.sh: Add cast to enum type.
25097 * config/arm/arm-tune.md: Rebuild.
25098 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
25099 (ix86_split_fp_branch, predict_jump): Likewise.
25100 (ix86_expand_multi_arg_builtin): Change sub_code from enum
25101 insn_code to enum rtx_code.
25102 (ix86_builtin_vectorized_function): Add cast to enum type.
25103 * config/i386/i386.md (truncdfsf2): Change slot to enum
25105 (truncxf<mode>2, isinf<mode>2): Likewise.
25106 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
25108 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
25109 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
25110 (insert_bundle_state): Change 1 to INSERT in function call.
25111 (ia64_add_bundle_selector_before): Likewise.
25112 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
25113 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
25114 (restore_stack_nonlocal): Likewise.
25115 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
25117 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
25119 (mips_rtx_costs): Likewise.
25120 (mips_override_options): Add casts to enum type.
25121 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
25123 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
25124 (store_reg, set_reg_plus_d): Likewise.
25125 (hppa_expand_prologue, hppa_profile_hook): Likewise.
25126 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
25128 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
25130 (emit_unlikely_jump): Use add_reg_note.
25131 (rs6000_emit_allocate_stack): Likewise.
25132 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
25133 (output_toc): Change 1 to INSERT in function call.
25134 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
25135 (rs6000_initialize_trampoline): Likewise.
25136 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
25138 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
25139 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
25140 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
25141 (save_gprs): Use add_reg_note.
25142 (s390_emit_prologue): Likewise.
25143 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25144 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
25145 (sparc_fold_builtin): Add cast to enum type.
25146 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
25148 (spu_expand_prologue): Use add_reg_note.
25149 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
25151 2009-04-20 Ian Lance Taylor <iant@google.com>
25153 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
25154 (c_parser_postfix_expression_after_primary): Get VEC for list of
25155 arguments. Get original types of arguments. Call
25156 build_function_call_vec.
25157 (cached_expr_list_1, cached_expr_list_2): New static variables.
25158 (c_parser_expr_list): Change return type to VEC *. Add
25159 p_orig_types parameter. Change all callers.
25160 (c_parser_release_expr): New static function.
25161 (c_parser_vec_to_tree_list): New static function.
25162 * c-typeck.c (build_function_call): Rewrite to build a VEC and
25163 call build_function_call_vec.
25164 (build_function_call_vec): New function, based on old
25165 build_function_call.
25166 (convert_arguments): Remove nargs and argarray parameters. Change
25167 values to a VEC. Add origtypes parameter.
25168 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
25169 (convert_for_assignment): Add origtype parameter. Change all
25170 callers. If warn_cxx_compat, check for conversion to an enum
25171 type when calling a function.
25172 (store_init_value): Add origtype parameter. Change all callers.
25173 (digest_init): Likewise.
25174 (struct init_node): Add origtype field.
25175 (add_pending_init): Add origtype parameter. Change all callers.
25176 (output_init_element): Likewise.
25177 (output_pending_init_elements): Pass origtype from init_node to
25178 output_init_element.
25179 (process_init_element): Pass origtype from c_expr to
25180 output_init_element.
25181 (c_finish_return): Add origtype parameter. Change all callers.
25182 * c-common.c (sync_resolve_size): Change params to VEC *. Change
25184 (sync_resolve_params): Likewise.
25185 (sync_resolve_return): Change params to first_param. Change caller.
25186 (resolve_overloaded_builtins): Change params to VEC *. Change
25187 callers. Save first parameter around call to build_function_call_vec.
25188 * c-decl.c (finish_decl): Add origtype parameter. Change all
25189 callers. Call build_function_call_vec rather than
25190 build_function_call for cleanup.
25191 * c-tree.h: Update declarations.
25192 * c-common.h: Update declarations.
25193 * stub-objc.c (objc_rewrite_function_call): Change parameter from
25194 params to first_param.
25195 * target.h (struct gcc_target): Change resolve_overloaded_builtin
25196 params parameter from tree to void *.
25197 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25198 Change arglist parameter to have type void *, and to be a pointer
25200 * config/rs6000/rs6000-protos.h
25201 (altivec_resolve_overloaded_builtin): Update declaration.
25202 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
25203 fnargs parameter to have type void *, and to be a pointer to a
25204 VEC. Call build_function_call_vec instead of
25205 build_function_call.
25206 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
25208 2009-04-20 Joey Ye <joey.ye@intel.com>
25209 Xuepeng Guo <xuepeng.guo@intel.com>
25210 H.J. Lu <hongjiu.lu@intel.com>
25212 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
25214 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
25215 (IX86_LEA_PRIORITY): Likewise.
25216 (distance_non_agu_define): New function.
25217 (distance_agu_use): Likewise.
25218 (ix86_lea_for_add_ok): Likewise.
25219 (ix86_dep_by_shift_count): Likewise.
25221 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
25222 should split for LEA.
25224 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
25226 (ix86_dep_by_shift_count): Likewise.
25228 2009-04-20 Richard Guenther <rguenther@suse.de>
25230 * expr.c (handled_component_p): Move ...
25231 * tree.h (handled_component_p): ... here.
25232 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
25233 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
25234 and REALPART_EXPR to be in one group.
25236 2009-04-20 Richard Guenther <rguenther@suse.de>
25238 * basic-block.h (get_all_dominated_blocks): Declare.
25239 * dominance.c (get_all_dominated_blocks): New function.
25240 * tree-cfg.c (get_all_dominated_blocks): Remove.
25241 (remove_edge_and_dominated_blocks): Adjust.
25242 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
25243 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
25244 instead of recursing.
25246 2009-04-20 Doug Kwan <dougkwan@google.com>
25248 * cgraph.h (cgraph_node_ptr): New type for vector functions.
25249 (struct cgraph_node_set_def): New type.
25250 (cgraph_node_set) New type. Also declare vector functions.
25251 (struct cgraph_node_set_element_def): New type.
25252 (cgraph_node_set_element): Ditto.
25253 (cgraph_node_set_iterator): New iterator type.
25254 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
25255 cgraph_node_set_remove, dump_cgraph_node_set,
25256 debug_cgraph_node_set): New prototypes.
25257 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
25258 cgraph_node_set_size): New inlines.
25259 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
25260 including cgraph.h.
25261 (struct ipa_opt_pass): Add struct cgraph_node_set_def
25262 argument to function 'write_summary'.
25263 * ipa.c: Include ggc.h.
25264 (hash_cgraph_node_set_element,
25265 eq_cgraph_node_set_element, cgraph_node_set_new,
25266 cgraph_node_set_add, cgraph_node_set_remove,
25267 cgraph_node_set_find, dump_cgraph_node_set,
25268 debug_cgraph_node_set): New functions.
25269 * Makefile.in (ipa.o): Add dependency on GGC_H.
25271 2009-04-20 Ira Rosen <irar@il.ibm.com>
25273 PR tree-optimization/39675
25274 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
25275 check of the return code of vect_schedule_slp. Check that
25276 stmt_vec_info still exists for the statement, before checking its
25277 vectorization type.
25279 2009-04-20 Michael Matz <matz@suse.de>
25281 * Makefile.in (generated_files): Take out $(simple_generated_c).
25283 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
25285 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
25286 (UINTPTR_TYPE): Likewise.
25288 2009-04-19 Joseph Myers <joseph@codesourcery.com>
25291 * c-typeck.c (digest_init): Check for initializing an array with a
25294 2009-04-19 Joseph Myers <joseph@codesourcery.com>
25297 * c-semantics.c (pop_stmt_list): Propagate
25298 STATEMENT_LIST_HAS_LABEL to parent statement list.
25300 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
25302 * config/mips/mips.h (mips_tune_attr): New macro.
25303 * config/mips/mips.md (cpu): Use it.
25305 2009-04-19 Joseph Myers <joseph@codesourcery.com>
25308 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
25311 2009-04-19 Diego Novillo <dnovillo@google.com>
25313 * toplev.c (compile_file): Move call to coverage_finish ...
25314 * cgraphunit.c (ipa_passes): ... here.
25315 Call cgraph_process_new_functions.
25316 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
25317 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
25319 2009-04-19 Jan Hubicka <jh@suse.cz>
25321 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
25323 (dump_cgraph_node): Dump can throw external flag.
25324 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
25326 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
25330 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
25331 * common.opt (Wlogical-op): Move from here...
25332 * c.opt (Wlogical-op): ... to here.
25333 * c-typeck.c (parser_build_binary_op): Update call to
25334 warn_logical_operator.
25335 * c-opts.c (c_common_post_options): Enable warn_logical_op with
25337 * c-common.c (warn_logical_op): Update.
25338 * c-common.h (warn_logical_op): Update declaration.
25340 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
25342 * tree.c (protected_set_expr_location): Fix formatting.
25344 2009-04-18 Joseph Myers <joseph@codesourcery.com>
25347 * c-typeck.c (readonly_warning): new.
25348 (build_unary_op, build_modify_expr): Use readonly_warning for
25349 storing into something readonly but not const-qualified.
25351 2009-04-18 Joseph Myers <joseph@codesourcery.com>
25354 * c-typeck.c (build_unary_op): Check for taking address of
25355 expression of type void.
25357 2009-04-18 Joseph Myers <joseph@codesourcery.com>
25360 * c-typeck.c (build_function_call): Check for calling a function
25361 with qualified void return types. Call require_complete_type when
25364 2009-04-18 Jan Hubicka <jh@suse.cz>
25366 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
25368 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
25369 can_throw_external flag.
25370 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
25371 * ipa-pure-const.c (ignore_edge): New function.
25372 (propagate): Compute order for NOTHROW computation; set NOTHROWs
25373 only over can_throw_external edges.
25374 (local_pure_const): Add nothrow flag.
25375 * ipa-utils.c (searchc): Add ignore_edge callback.
25376 (ipa_utils_reduced_inorder): Add ignore_edge callback.
25377 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
25378 (set_nothrow_function_flags): Update cgraph.
25379 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
25381 2009-04-18 Richard Guenther <rguenther@suse.de>
25383 PR middle-end/39804
25384 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
25385 (fold_stmt): ... this and ...
25386 (fold_stmt_inplace): ... this.
25387 (fold_stmt_1): Fold references in calls and asms.
25388 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
25390 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25392 * tree-vrp.c (ssa_name_nonzero_p): Remove.
25393 * tree.h: Remove the prototype for ssa_name_nonzero_p.
25395 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25397 * tree.c (function_args_count): Remove.
25398 * tree.h: Remove the prototype for function_args_count.
25400 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25402 * tree-iterator.c (expr_only): Remove.
25403 * tree.h: Remove the prototype for expr_only.
25405 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25407 * reginfo.c (cannot_change_mode_set_regs): Remove.
25408 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
25410 2009-04-08 Anatoly Sokolov <aesok@post.ru>
25412 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
25413 whether operands 0 and 1 overlaps.
25415 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
25417 PR middle-end/36902
25418 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
25419 pointer. Use warning_at instead of warning.
25420 (search_for_addr_array): Likewise.
25421 (check_array_bounds): Likewise.
25422 (check_all_array_refs): Check that the incoming edge is not in the
25423 list of edges to be removed.
25424 (check_all_array_refs): Avoid the temporal pointer.
25425 (vrp_visit_cond_stmt): Fix typo.
25426 (simplify_switch_using_ranges): Handle the case where the switch
25427 index is an integer constant.
25429 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
25431 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
25433 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25435 * doc/extend.texi, doc/invoke.texi: Fix typos.
25437 2009-04-17 Cary Coutant <ccoutant@google.com>
25439 * tree-flow-inline.h (get_lineno): Fix inverted test.
25441 2009-04-17 Diego Novillo <dnovillo@google.com>
25443 * tree-ssa-pre.c (create_expression_by_pieces): Remove
25444 assertion for AVAIL_OUT.
25446 2009-04-17 Mike Frysinger <vapier@gentoo.org>
25449 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
25450 * config/sh/linux-atomic.asm: Likewise.
25452 2009-04-17 Diego Novillo <dnovillo@google.com>
25454 * except.c (debug_eh_tree): New.
25455 (struct eh_region, struct eh_status): Move ...
25456 * except.h: ... here.
25457 (add_type_for_runtime): Declare extern.
25458 (lookup_type_for_runtime): Likewise.
25459 (debug_eh_tree): Declare.
25460 * Makefile.in (GTFILES): List except.h before except.c
25462 2009-04-17 Diego Novillo <dnovillo@google.com>
25464 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
25465 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
25466 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
25467 (find_vars_r): ... here.
25468 * tree-flow.h (find_referenced_vars_in): Declare.
25469 * tree-ssa-pre.c (create_expression_by_pieces): Assert
25470 that AVAIL_OUT exists for BLOCK.
25471 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
25472 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
25473 (tree-parloops.o): Likewise.
25475 2009-04-17 Simon Baldwin <simonb@google.com>
25477 * toplev.c (default_tree_printer): Add handling for %E format.
25479 2009-04-17 Diego Novillo <dnovillo@google.com>
25481 * tree-pretty-print.c (dump_generic_node): Add break after
25482 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
25483 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
25484 FUNCTION_TYPE together. Call print_struct_decl when printing
25485 structures and TDF_SLIM is not given.
25486 (print_struct_decl): Fix logic for detecting recursion.
25488 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
25491 * gcc.c (create_at_file): New.
25492 (compile_input_file_p): New.
25493 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
25494 * main.c (main): Update call to toplev_main.
25495 * toplev.c (toplev_main): Change signature. Call expandargv.
25496 * toplev.h (toplev_main): Change signature.
25498 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
25500 * dwarf2out.c (field_byte_offset): Use the type size as the field size
25501 if the latter is not constant.
25503 2009-04-17 David Edelsohn <edelsohn@gnu.org>
25505 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
25507 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
25509 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
25510 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
25512 2009-04-17 Richard Guenther <rguenther@suse.de>
25514 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25515 Handle component references view-converting an invariant address.
25517 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
25519 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
25520 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
25521 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
25522 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
25523 Use @deftypevr rather than @deftypevar.
25525 2009-04-17 Richard Guenther <rguenther@suse.de>
25527 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
25528 (get_prop_source_stmt): Likewise.
25529 (can_propagate_from): Likewise.
25531 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
25533 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
25534 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
25535 (--with-multilib-list): Add default value.
25536 * configure: Regenerate.
25537 * Makefile.in (TM_ENDIAN_CONFIG): Define.
25538 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
25539 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
25540 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
25541 Don't add default cpu to multilib list unnecessarily, but do enable
25542 the relevant compiler option..
25543 Add support for --with-multilib-list=<blank> and
25544 --with-multilib-list=!<somelib> to supress unwanted multilibs.
25545 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
25546 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
25547 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
25548 TM_MULTILIB_CONFIG.
25549 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
25550 (MULTILIB_OSDIRNAMES): New variable.
25551 * config/sh/t-1e: Delete file.
25552 * config/sh/t-mlib-sh1: Delete file.
25553 * config/sh/t-mlib-sh2: Delete file.
25554 * config/sh/t-mlib-sh2a: Delete file.
25555 * config/sh/t-mlib-sh2a-nofpu: Delete file.
25556 * config/sh/t-mlib-sh2a-single: Delete file.
25557 * config/sh/t-mlib-sh2a-single-only: Delete file.
25558 * config/sh/t-mlib-sh2e: Delete file.
25559 * config/sh/t-mlib-sh3e: Delete file.
25560 * config/sh/t-mlib-sh4: Delete file.
25561 * config/sh/t-mlib-sh4-nofpu: Delete file.
25562 * config/sh/t-mlib-sh4-single: Delete file.
25563 * config/sh/t-mlib-sh4-single-only: Delete file.
25564 * config/sh/t-mlib-sh4a: Delete file.
25565 * config/sh/t-mlib-sh4a-nofpu: Delete file.
25566 * config/sh/t-mlib-sh4a-single: Delete file.
25567 * config/sh/t-mlib-sh4a-single-only: Delete file.
25568 * config/sh/t-mlib-sh4al: Delete file.
25569 * config/sh/t-mlib-sh5-32media: Delete file.
25570 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
25571 * config/sh/t-mlib-sh5-64media: Delete file.
25572 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
25573 * config/sh/t-mlib-sh5-compact: Delete file.
25574 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
25575 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
25576 * doc/install.texi (Options specification): Add
25577 --with-multilib-list and --with-endian.
25579 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
25581 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
25583 (OBJS-common): Add plugin-version.o.
25584 (plugin-version.o): New.
25585 * gcc-plugin.h (plugin_gcc_version): New.
25586 (plugin_default_version_check): New.
25587 (plugin_init_func, plugin_init): Add version argument.
25588 * plugin-version.c: New.
25589 * plugin.c (str_plugin_gcc_version_name): New.
25590 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
25591 pass it to the init function.
25592 (plugin_default_version_check): New.
25594 2009-04-17 Richard Guenther <rguenther@suse.de>
25596 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
25597 for decl-vs-decl disambiguation.
25599 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
25601 * config/s390/s390.h (s390_tune_attr): New macro definition.
25602 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
25604 2009-04-17 Richard Guenther <rguenther@suse.de>
25606 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
25607 (fold_stmt_r): Likewise.
25608 (maybe_fold_reference): New function.
25609 (fold_gimple_assign): Handle cases fold_stmt_r did.
25610 (fold_stmt): Do not use fold_stmt_r.
25611 (fold_stmt_inplace): Likewise.
25613 2009-04-17 Richard Guenther <rguenther@suse.de>
25615 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
25616 (record_equivalences_from_stmt): Remove useless checks and
25618 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
25619 the type is already suitable.
25621 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
25623 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
25625 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
25627 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
25628 (CMPtype): Define as __gcc_CMPtype.
25630 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
25632 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
25633 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
25635 2009-04-17 Richard Guenther <rguenther@suse.de>
25637 PR tree-optimization/39746
25638 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
25639 special-casing for builtins and static variable use/def.
25640 (call_may_clobber_ref_p_1): Likewise.
25642 2009-04-16 Ian Lance Taylor <iant@google.com>
25644 * df.h: Include "timevar.h".
25645 (struct df_problem): Change tv_id field to timevar_id_t.
25646 * tree-pass.h: Include "timevar.h".
25647 (struct opt_pass): Change tv_id field to timevar_id_t.
25648 * timevar.h (timevar_id_t): Define TV_NONE.
25649 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
25650 TV_NONE rather than tv_id != 0.
25651 (execute_one_pass): Likewise.
25652 * Makefile.in (DF_H): Add $(TIMEVAR_H).
25653 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
25654 dependencies to $(TREE_PASS_H).
25655 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
25657 (pass_branch_target_load_optimize2): Likewise.
25658 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
25659 (pass_outof_cfg_layout_mode): Likewise.
25660 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
25661 (pass_rebuild_cgraph_edges): Likewise.
25662 (pass_remove_cgraph_callee_edges): Likewise.
25663 * df-core.c (pass_df_initialize_opt): Likewise.
25664 (pass_df_initialize_no_opt): Likewise.
25665 (pass_df_finish): Likewise.
25666 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
25667 * except.c (pass_set_nothrow_function_flags): Likewise.
25668 (pass_convert_to_eh_region_ranges): Likewise.
25669 * final.c (pass_compute_alignments): Likewise.
25670 * function.c (pass_instantiate_virtual_regs): Likewise.
25671 (pass_init_function): Likewise.
25672 (pass_leaf_regs): Likewise.
25673 (pass_match_asm_constraints): Likewise.
25674 * gimple-low.c (pass_lower_cf): Likewise.
25675 (pass_mark_used_blocks): Likewise.
25676 * init-regs.c (pass_initialize_regs): Likewise.
25677 * integrate.c (pass_initial_value_sets): Likewise.
25678 * ira.c (pass_ira): Likewise.
25679 * jump.c (pass_cleanup_barriers): Likewise.
25680 * omp-low.c (pass_expand_omp): Likewise.
25681 (pass_lower_omp): Likewise.
25682 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
25683 * recog.c (pass_split_all_insns): Likewise.
25684 (pass_split_after_reload): Likewise.
25685 (pass_split_before_regstack): Likewise.
25686 (pass_split_before_sched2): Likewise.
25687 (pass_split_for_shorten_branches): Likewise.
25688 * reginfo.c (pass_reginfo_init): Likewise.
25689 (pass_subregs_of_mode_init): Likewise.
25690 (pass_subregs_of_mode_finish): Likewise.
25691 * passes.c (pass_postreload): Likewise.
25692 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
25693 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
25694 (pass_warn_function_return): Likewise.
25695 (pass_warn_function_noreturn): Likewise.
25696 * tree-complex.c (pass_lower_complex): Likewise.
25697 (pass_lower_complex_O0): Likewise.
25698 * tree-if-conv.c (pass_if_conversion): Likewise.
25699 * tree-into-ssa.c (pass_build_ssa): Likewise.
25700 * tree-mudflap.c (pass_mudflap_1): Likewise.
25701 (pass_mudflap_2): Likewise.
25702 * tree-nomudflap.c (pass_mudflap_1): Likewise.
25703 (pass_mudflap_2): Likewise.
25704 * tree-nrv.c (pass_return_slot): Likewise.
25705 * tree-object-size.c (pass_object_sizes): Likewise.
25706 * tree-optimize.c (pass_all_optimizations): Likewise.
25707 (pass_early_local_passes): Likewise.
25708 (pass_all_early_optimizations): Likewise.
25709 (pass_cleanup_cfg): Likewise.
25710 (pass_cleanup_cfg_post_optimizing): Likewise.
25711 (pass_free_datastructures): Likewise.
25712 (pass_free_cfg_annotations): Likewise.
25713 (pass_fixup_cfg): Likewise.
25714 (pass_init_datastructures): Likewise.
25715 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
25716 (pass_late_warn_uninitialized): Likewise.
25717 (pass_update_address_taken): Likewise.
25718 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
25719 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
25720 (pass_cse_sincos): Likewise.
25721 (pass_convert_to_rsqrt): Likewise.
25722 * tree-ssa-structalias.c (pass_build_alias): Likewise.
25723 * tree-stdarg.c (pass_stdarg): Likewise.
25724 * tree-tailcall.c (pass_tail_recursion): Likewise.
25725 (pass_tail_calls): Likewise.
25726 * tree-vect-generic.c (pass_lower_vector): Likewise.
25727 (pass_lower_vector_ssa): Likewise.
25728 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
25730 2009-04-16 Joseph Myers <joseph@codesourcery.com>
25732 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
25734 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
25736 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
25737 logical and signext.
25739 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
25742 * config/sh/predicates.md (arith_operand): Check if the operand
25743 of TRUNCATE is a REG.
25745 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25747 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
25748 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
25750 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25752 * tree-iterator.c (tsi_split_statement_list_after,
25753 tsi_split_statement_list_before): Remove.
25754 * tree-iterator.h: Remove the prototypes for
25755 tsi_split_statement_list_after and tsi_split_statement_list_before.
25757 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25759 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
25760 * tree-ssa-propagate.h: Remove the prototype for
25761 stmt_makes_single_load.
25763 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25765 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
25766 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
25768 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25770 * tree-iterator.c (EXPR_LAST_BODY): Remove.
25772 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25774 * except.c (eh_region_outer_p): Remove.
25775 * except.h: Remove the prototype for eh_region_outer_p.
25777 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25779 * function.c (current_function_assembler_name): Remove.
25780 * function.h: Remove the prototype for
25781 current_function_assembler_name.
25783 2009-04-16 Ian Lance Taylor <iant@google.com>
25785 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
25786 (add_reg_note): Call alloc_reg_note.
25787 * rtl.h (alloc_reg_note): Declare.
25788 * combine.c (try_combine): Use alloc_reg_note.
25789 (recog_for_combine, move_deaths): Likewise.
25790 (distribute_notes): Use alloc_reg_note and add_reg_note.
25791 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
25792 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
25793 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
25795 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
25797 PR rtl-optimization/39762
25798 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
25799 ira_may_move_out_cost): Add comments about way of their usage.
25800 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
25802 * ira-conflicts.c (process_regs_for_copy): Use function
25803 ira_get_register_move_cost instead of global
25804 ira_register_move_cost.
25806 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
25807 color_pass, move_spill_restore, update_curr_costs): Ditto.
25809 * ira-lives.c (process_single_reg_class_operands): Ditto.
25811 * ira-emit.c (emit_move_list): Ditto.
25813 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
25814 (record_reg_classes): Ditto. Use functions
25815 ira_get_register_move_cost and ira_get_may_move_cost instead of
25816 global vars ira_register_move_cost, ira_may_move_out_cost and
25817 ira_may_move_in_cost.
25818 (record_address_regs): Don't call ira_init_register_move_cost.
25819 Use function ira_get_may_move_cost instead of global
25820 ira_may_move_in_cost.
25821 (process_bb_node_for_hard_reg_moves): Use function
25822 ira_get_register_move_cost instead of global ira_register_move_cost.
25823 (ira_costs): Don't call ira_init_register_move_cost.
25825 2009-04-16 Richard Guenther <rguenther@suse.de>
25827 * tree-cfg.c (verify_gimple_assign_binary):
25828 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
25829 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
25830 (create_general_new_stmt): Note that this function is broken.
25832 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25834 * common.opt (fhelp): Add Var(help_flag).
25835 * gcc-plugin.h (plugin_info): Add help.
25836 * plugin.c (plugin_name_args): Add help.
25837 (register_plugin_info): Set plugin->help.
25838 (print_help_one_plugin): New.
25839 (print_plugins_help): New.
25840 * plugin.h (print_plugins_help): New.
25841 * toplev.c (toplev_main): Call print_plugins_help if needed.
25843 2009-04-16 Richard Guenther <rguenther@suse.de>
25845 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
25846 (gimple_ior_addresses_taken_1): New function.
25847 (gimple_ior_addresses_taken): Likewise.
25848 * gimple.h (struct gimple_statement_with_ops_base): Remove
25849 addresses_taken member.
25850 (gimple_ior_addresses_taken): Declare.
25851 (gimple_addresses_taken, gimple_addresses_taken_ptr,
25852 gimple_set_addresses_taken): Remove.
25853 * ipa-reference.c (mark_address): New function.
25854 (scan_stmt_for_static_refs): Use it for marking addresses taken.
25855 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
25856 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
25857 (gimple_add_to_addresses_taken): Remove.
25858 (get_tmr_operands): Call mark_address_taken.
25859 (get_asm_expr_operands): Likewise.
25860 (get_expr_operands): Likewise.
25861 (build_ssa_operands): Do not clear the addresses_taken bitmap.
25862 (free_stmt_operands): Do not free it.
25863 * tree-ssa.c (delete_tree_ssa): Likewise.
25864 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
25866 2009-04-16 Richard Guenther <rguenther@suse.de>
25868 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
25869 (walk_stmt_load_store_ops): Likewise.
25870 * gimple.c (get_base_loadstore): New function.
25871 (walk_stmt_load_store_addr_ops): Likewise.
25872 (walk_stmt_load_store_ops): Likewise.
25873 * ipa-pure-const.c (check_op): Simplify.
25874 (check_load, check_store): New functions.
25875 (check_stmt): Use walk_stmt_load_store_ops.
25876 * ipa-reference.c (mark_load): Adjust signature.
25877 (mark_store): Likewise.
25878 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
25880 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25882 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
25883 (plugin_info): New.
25884 * opts.c (common_handle_option): Don't call print_version.
25885 * plugin.c (plugin_name_args): Add version.
25886 (register_plugin_info): New.
25887 (register_callback): Handle PLUGIN_INFO.
25888 (try_init_one_plugin): New.
25889 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
25891 (finalize_one_plugin): New.
25892 (finalize_plugins): New.
25893 (print_one_plugin): New.
25894 (print_plugins_versions): New.
25895 * plugin.h (print_plugins_versions): New.
25896 (finalize_plugins): New.
25897 * toplev.c (compile_file): Don't call initialize_plugins.
25898 (print_version): Call print_plugins_versions.
25899 (toplev_main): Call initialize_plugins. Print version if needed.
25900 Call finalize_plugins.
25902 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25904 * common.opt (fversion): New.
25905 * gcc.c (print_version): New.
25906 (process_command): Don't print the version. Just set print_version.
25907 (main): Print version. Call subprocesses if print_version and
25908 verbose_flag are set.
25909 * opts.c (common_handle_option): Handle OPT_fversion.
25911 2009-04-16 Richard Guenther <rguenther@suse.de>
25912 Ira Rosen <irar@il.ibm.com>
25914 PR tree-optimization/39698
25915 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
25916 type of the reduction variable. Only generate the def if
25919 * omp-low.c (expand_omp_for_generic): When converting to a pointer
25920 make sure to first convert to an integer of the same precision.
25921 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
25922 the type of the evolution correctly in computing the new
25923 induction variable base.
25925 2009-04-16 Richard Guenther <rguenther@suse.de>
25927 PR middle-end/39625
25928 * tree-cfg.c (make_blocks): Split statements with to-be
25929 abnormal SSA names on the lhs.
25931 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
25933 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
25934 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
25935 * c-typeck.c (really_start_incremental_init): Likewise.
25936 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
25937 (TARGET_INITIALIZER): Remove it.
25938 * target.h (struct target): Remove vector_opaque_p.
25939 * tree.c (build_opaque_vector_type): New.
25940 * tree.h (TYPE_VECTOR_OPAQUE): New.
25941 (build_opaque_vector_type): Declare.
25942 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
25943 * config/rs6000/rs6000.c (build_opaque_vector_type,
25944 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
25945 (rs6000_init_builtins): Use build_opaque_vector_type for
25946 opaque_V4SI_type_node.
25948 2009-04-15 Catherine Moore <clm@codesourcery.com>
25950 * debug.h (set_name): Declare.
25951 * dwarf2out.c (dwarf2out_set_name): Declare.
25952 (dwarf2_debug_hooks): Add set_name.
25953 (find_AT_string): New.
25954 (add_AT_string): Call find_AT_string.
25955 (dwarf2out_set_name): New.
25956 * cp/decl.c (grokdeclarator): Call set_name.
25957 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
25958 * debug.c (do_nothing_debug_hooks): Likewise.
25959 * dbxout.c (dbx_debug_hooks): Likewise.
25960 * sdbout.c (sdb_debug_hooks): Likewise.
25962 2009-04-15 Michael Eager <eager@eagercon.com>
25964 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
25965 reg for single-precision FPU.
25966 * config/rs6000/rs6000.md (movsi_internal1): Only for
25967 !TARGET_SINGLE_FPU.
25968 (movsi_internal1_single): New. Add pattern to move SI values to/from
25969 single-precision FP regs.
25971 2009-04-15 Richard Guenther <rguenther@suse.de>
25973 * omp-low.c (lower_rec_input_clauses): Build correct address
25975 (expand_omp_for_generic): Fix multiplication type.
25976 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
25977 (generate_memset_zero): Fix types.
25978 * tree-profile.c (prepare_instrumented_value): Correctly
25981 2009-04-15 Ian Lance Taylor <iant@google.com>
25983 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
25984 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
25985 for -Wall and for -Wc++-compat.
25986 (c_common_post_options): For C++, set warn_enum_compare if not
25988 * c-tree.h (struct c_expr): Add field original_type.
25989 (build_external_ref): Update declaration.
25990 * c-parser.c (c_parser_braced_init): Set original_type.
25991 (c_parser_initelt): Likewise.
25992 (c_parser_expr_no_commas): Likewise.
25993 (c_parser_conditional_expression): Likewise.
25994 (c_parser_cast_expression): Likewise.
25995 (c_parser_unary_expression): Likewise. Pull setting of
25996 original_code to top of function.
25997 (c_parser_sizeof_expression): Set original_type.
25998 (c_parser_alignof_expression): Likewise.
25999 (c_parser_postfix_expression): Likewise. Pull setting of
26000 original_code to top of function.
26001 (c_parser_postfix_expression_after_paren_type): Set original_type.
26002 (c_parser_postfix_expression_after_primary): Likewise.
26003 (c_parser_expression): Likewise.
26004 * c-typeck.c (build_external_ref): Add type parameter. Change all
26006 (c_expr_sizeof_expr): Set original_type field.
26007 (parser_build_unary_op): Likewise.
26008 (parser_build_binary_op): Likewise. Optionally warn about
26009 comparisons of enums of different types.
26010 (digest_init): Set original_type field.
26011 (really_start_incremental_init): Likewise.
26012 (push_init_level, pop_init_level): Likewise.
26013 * doc/invoke.texi (Warning Options): -Wenum-compare now
26016 2009-04-15 Richard Guenther <rguenther@suse.de>
26018 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
26019 out a necessary conversion.
26020 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
26021 names we didn't value number.
26022 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
26024 2009-04-15 Richard Guenther <rguenther@suse.de>
26026 PR tree-optimization/39764
26027 * tree-ssa-ccp.c (get_value): Canonicalize value with
26028 canonicalize_float_value.
26030 2009-04-15 Jan Hubicka <jh@suse.cz>
26032 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
26033 Wrong version of patch.
26035 2009-04-15 Jan Hubicka <jh@suse.cz>
26037 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
26039 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
26041 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
26042 our distinct integral and vector types.
26044 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
26046 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
26047 * init.c (build_vtbl_address): Remove call to assemble_external.
26049 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
26051 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
26052 output for other floating point modes.
26054 2009-04-14 Diego Novillo <dnovillo@google.com>
26056 * diagnostic.c (diagnostic_report_diagnostic): Do not
26057 warn about loaded plugins for DK_ERROR and DK_WARNING.
26058 * c-decl.c (declspecs_add_type): Move call to
26059 invoke_plugin_callbacks ...
26060 * c-parser.c (c_parser_declspecs): ... here.
26061 * plugin.c (dump_active_plugins): Tidy output.
26063 2009-04-14 Diego Novillo <dnovillo@google.com>
26064 Le-Chun Wu <lcwu@google.com>
26066 * configure.ac: Add --enable-plugin support.
26067 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
26068 * Makefile.in (PLUGIN_H): Define.
26069 Export ENABLE_PLUGIN and GMPINC to site.exp.
26070 Add PLUGINLIBS to link command.
26071 Add/modify dependencies for plugin.o and files including plugin.h.
26073 * config.in: Regenerate.
26075 * opts.c (common_handle_option): Handle OPT_fplugin_ and
26078 2009-04-14 Le-Chun Wu <lcwu@google.com>
26080 * tree-pass.h (register_one_dump_file): Add a prototype for
26081 register_one_dump_file.
26082 * toplev.c (compile_file): Call initialize_plugins.
26083 (do_compile): Call invoke_plugin_callbacks.
26084 (toplev_main): Call invoke_plugin_callbacks.
26085 * common.opt: Add -fplugin= and -fplugin-arg-.
26086 * gcc-plugin.h: New public header file for plugins to include.
26087 * plugin.c: New source file.
26088 * plugin.h: New internal header file.
26089 * passes.c (register_one_dump_file): Make it external.
26091 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
26093 2009-04-14 Diego Novillo <dnovillo@google.com>
26095 * doc/plugins.texi: New.
26096 * doc/gccint.texi: Add reference to Plugins chapter.
26097 * doc/invoke.texi: Document -fplugin and -fplugin-arg
26098 * diagnostic.c (diagnostic_report_diagnostic): Warn about
26099 loaded plugins, if any.
26100 * timevar.def (TV_PLUGIN_INIT): Define.
26101 (TV_PLUGIN_RUN): Define.
26102 * plugin.c: Include timevar.h
26103 (plugins_active_p): New.
26104 (dump_active_plugins): New.
26105 (debug_active_plugins): New.
26107 2009-04-14 Joseph Myers <joseph@codesourcery.com>
26109 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
26111 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
26113 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
26115 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
26116 the same as a minus without a shift.
26118 2009-04-14 Nick Clifton <nickc@redhat.com>
26120 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
26121 comparisons with small integers will always produce a short
26124 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
26127 2008-12-19 Diego Novillo <dnovillo@google.com>
26129 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
26131 2009-04-14 Richard Guenther <rguenther@suse.de>
26133 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
26135 (verify_gimple_assign_binary): Likewise. Handle shifts and
26137 (verify_gimple_phi): Print the mismatched argument position.
26138 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
26140 (vect_update_init_of_dr): Likewise.
26141 * matrix-reorg.c (transform_access_sites): Do what the
26143 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
26145 2009-04-13 Michael Eager <eager@eagercon.com>
26147 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
26148 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
26149 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
26150 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
26151 remove duplicate config
26153 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
26155 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
26156 file_name:line_number type locator of the call site.
26158 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
26160 * genautomata.c: Put blank after comma.
26161 (automaton_decls): New.
26162 (struct unit_usage): Add comments to member next.
26163 (store_alt_unit_usage): Keep the list ordered.
26164 (unit_present_on_list_p, equal_alternatives_p): New.
26165 (check_regexp_units_distribution): Check units distribution
26166 correctness correctly.
26167 (main): Don't write automata if error is found. Return correct
26170 * config/m68k/cf.md (cfv4_ds): Remove.
26171 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
26172 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
26174 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
26175 power4-load-ext, power4-store, power4-store-update,
26176 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
26177 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
26178 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
26179 power4-sqrt, power4-isync): Modify reservation to make correct
26180 unit distribution to automata.
26182 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
26183 power5-store-update, power5-two, power5-three, power5-lmul,
26184 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
26186 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
26188 * except.c (pass_set_nothrow_function_flags): Set name and add
26190 (set_nothrow_function_flags): Mention in the dump file when
26191 changing a function to nothrow.
26193 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
26196 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
26197 instead of unsigned long.
26199 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26201 * config/arm/arm.c (return_used_this_function): Remove.
26202 (arm_output_function_prologue): Remove use of
26203 return_used_this_function.
26204 (output_return_instruction): Replace use of
26205 return_used_this_function
26206 by cfun->machine->return_used_this_function.
26207 (arm_output_epilogue): Likewise.
26208 (arm_output_function_epilogue): Likewise.
26209 (thumb_unexpanded_epilogue): Likewise.
26210 * config/arm/arm.h (struct machine_function):
26211 New member return_used_this_function.
26213 2009-04-12 Mark Mitchell <mark@codesourcery.com>
26215 * doc/install.texi: Correct description of default directory for
26216 --with-gxx-include-dir.
26218 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
26220 * fold-const.c (build_range_check): Properly deal with enumeral and
26221 boolean base types.
26223 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
26225 * doc/invoke.texi (max_gcse_passes): Remove documentation.
26226 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
26227 * params.h (MAX_GCSE_PASSES): Remove.
26228 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
26229 in sequence. Remove ability to run multiple passes.
26230 (bypass_jumps): Report run as third CPROP pass.
26232 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
26234 PR middle-end/39651
26235 * except.c (can_throw_external): Look at each insn in a SEQUENCE
26236 when deciding whether the whole SEQUENCE can throw.
26238 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
26241 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
26242 offseted label references.
26244 2009-04-11 Jan Hubicka <jh@suse.cz>
26246 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
26248 2009-04-11 Richard Guenther <rguenther@suse.de>
26250 PR middle-end/39732
26251 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
26252 return variables as TREE_ADDRESSABLE.
26254 2009-04-11 Richard Guenther <rguenther@suse.de>
26256 PR tree-optimization/39713
26257 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
26258 reference trees have SSA_NAME operands.
26260 2009-04-11 Richard Guenther <rguenther@suse.de>
26263 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
26264 address expressions.
26266 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
26268 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
26269 match changes in Cygwin 1.7
26270 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
26271 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
26273 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
26275 PR tree-optimization/39701
26276 * doc/invoke.texi (Optimization Options): Document change in
26277 meaning and initialization of -fdelete-null-pointer-checks.
26279 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
26281 PR middle-end/39701
26282 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
26284 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
26287 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
26289 2009-04-10 Chao-ying Fu <fu@mips.com>
26291 * doc/tm.texi (Instruction Output): Document
26292 TARGET_ASM_FINAL_POSTSCAN_INSN.
26293 * target.h (final_postscan_insn): New field in asm_out.
26294 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
26295 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
26296 * final.c (final_scan_insn): Call
26297 targetm.asm_out.final_postscan_insn after outputting
26298 an asm macro and a normal instruction.
26300 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
26301 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
26302 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
26303 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
26304 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
26306 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
26308 PR middle-end/39701
26309 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
26310 variables as non-NULL even with -fdelete-null-pointer-checks.
26312 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
26314 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
26316 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
26319 * config/i386/i386.c (classify_argument): Handle SCmode with
26320 (bit_offset % 64) != 0.
26322 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
26324 * doc/invoke.texi (Optimize Options): Add cross-reference to
26325 -Q --help=optimizers examples.
26327 2009-04-10 Ben Elliston <bje@au.ibm.com>
26330 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
26331 regalign for the reg == fpr and TDmode case.
26333 2009-04-09 David Ayers <ayers@fsfe.org>
26336 * objc/objc-act.c (warn_with_method): Remove helper function.
26337 (check_duplicates): Call warning and inform directly.
26338 (really_start_method): Likewise.
26340 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
26342 * expmed.c (expand_divmod): Always use a comparison for a division
26343 by a large unsigned integer.
26345 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
26346 for things others than variables or functions as nonzero.
26348 2009-04-09 Nick Clifton <nickc@redhat.com>
26350 * unwind-compat.c: Change copyright header to refer to version
26351 3 of the GNU General Public License with version 3.1 of the
26352 GCC Runtime Library Exception and to point readers at the
26353 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
26354 * config/alpha/crtfastmath.c: Likewise.
26355 * config/alpha/linux-unwind.h: Likewise.
26356 * config/alpha/qrnnd.asm: Likewise.
26357 * config/alpha/vms-crt0-64.c: Likewise.
26358 * config/alpha/vms-crt0.c: Likewise.
26359 * config/alpha/vms-dwarf2.asm: Likewise.
26360 * config/alpha/vms-dwarf2eh.asm: Likewise.
26361 * config/alpha/vms-psxcrt0-64.c: Likewise.
26362 * config/alpha/vms-psxcrt0.c: Likewise.
26363 * config/alpha/vms_tramp.asm: Likewise.
26364 * config/arc/initfini.c: Likewise.
26365 * config/arc/lib1funcs.asm: Likewise.
26366 * config/arm/bpabi-v6m.S: Likewise.
26367 * config/arm/bpabi.S: Likewise.
26368 * config/arm/bpabi.c: Likewise.
26369 * config/arm/crti.asm: Likewise.
26370 * config/arm/crtn.asm: Likewise.
26371 * config/arm/ieee754-df.S: Likewise.
26372 * config/arm/ieee754-sf.S: Likewise.
26373 * config/arm/lib1funcs.asm: Likewise.
26374 * config/arm/libunwind.S: Likewise.
26375 * config/arm/linux-atomic.c: Likewise.
26376 * config/arm/mmintrin.h: Likewise.
26377 * config/arm/pr-support.c: Likewise.
26378 * config/arm/unaligned-funcs.c: Likewise.
26379 * config/arm/unwind-arm.c: Likewise.
26380 * config/arm/unwind-arm.h: Likewise.
26381 * config/avr/libgcc.S: Likewise.
26382 * config/bfin/crti.s: Likewise.
26383 * config/bfin/crtlibid.s: Likewise.
26384 * config/bfin/crtn.s: Likewise.
26385 * config/bfin/lib1funcs.asm: Likewise.
26386 * config/bfin/linux-unwind.h: Likewise.
26387 * config/cris/arit.c: Likewise.
26388 * config/cris/cris_abi_symbol.c: Likewise.
26389 * config/darwin-64.c: Likewise.
26390 * config/darwin-crt2.c: Likewise.
26391 * config/darwin-crt3.c: Likewise.
26392 * config/darwin.h: Likewise.
26393 * config/dbxelf.h: Likewise.
26394 * config/dfp-bit.c: Likewise.
26395 * config/dfp-bit.h: Likewise.
26396 * config/elfos.h: Likewise.
26397 * config/fixed-bit.c: Likewise.
26398 * config/fixed-bit.h: Likewise.
26399 * config/fp-bit.c: Likewise.
26400 * config/fp-bit.h: Likewise.
26401 * config/fr30/crti.asm: Likewise.
26402 * config/fr30/crtn.asm: Likewise.
26403 * config/fr30/lib1funcs.asm: Likewise.
26404 * config/freebsd-spec.h: Likewise.
26405 * config/frv/cmovd.c: Likewise.
26406 * config/frv/cmovh.c: Likewise.
26407 * config/frv/cmovw.c: Likewise.
26408 * config/frv/frvbegin.c: Likewise.
26409 * config/frv/frvend.c: Likewise.
26410 * config/frv/lib1funcs.asm: Likewise.
26411 * config/glibc-stdint.h: Likewise.
26412 * config/h8300/clzhi2.c: Likewise.
26413 * config/h8300/crti.asm: Likewise.
26414 * config/h8300/crtn.asm: Likewise.
26415 * config/h8300/ctzhi2.c: Likewise.
26416 * config/h8300/fixunssfsi.c: Likewise.
26417 * config/h8300/lib1funcs.asm: Likewise.
26418 * config/h8300/parityhi2.c: Likewise.
26419 * config/h8300/popcounthi2.c: Likewise.
26420 * config/i386/ammintrin.h: Likewise.
26421 * config/i386/att.h: Likewise.
26422 * config/i386/avxintrin.h: Likewise.
26423 * config/i386/biarch64.h: Likewise.
26424 * config/i386/bmmintrin.h: Likewise.
26425 * config/i386/cpuid.h: Likewise.
26426 * config/i386/cross-stdarg.h: Likewise.
26427 * config/i386/crtfastmath.c: Likewise.
26428 * config/i386/crtprec.c: Likewise.
26429 * config/i386/cygming-crtbegin.c: Likewise.
26430 * config/i386/cygming-crtend.c: Likewise.
26431 * config/i386/cygwin.asm: Likewise.
26432 * config/i386/emmintrin.h: Likewise.
26433 * config/i386/gmm_malloc.h: Likewise.
26434 * config/i386/gthr-win32.c: Likewise.
26435 * config/i386/i386.h: Likewise.
26436 * config/i386/immintrin.h: Likewise.
26437 * config/i386/linux-unwind.h: Likewise.
26438 * config/i386/linux64.h: Likewise.
26439 * config/i386/mm3dnow.h: Likewise.
26440 * config/i386/mmintrin-common.h: Likewise.
26441 * config/i386/mmintrin.h: Likewise.
26442 * config/i386/nmmintrin.h: Likewise.
26443 * config/i386/pmm_malloc.h: Likewise.
26444 * config/i386/pmmintrin.h: Likewise.
26445 * config/i386/smmintrin.h: Likewise.
26446 * config/i386/sol2-c1.asm: Likewise.
26447 * config/i386/sol2-ci.asm: Likewise.
26448 * config/i386/sol2-cn.asm: Likewise.
26449 * config/i386/sol2-gc1.asm: Likewise.
26450 * config/i386/tmmintrin.h: Likewise.
26451 * config/i386/unix.h: Likewise.
26452 * config/i386/w32-unwind.h: Likewise.
26453 * config/i386/wmmintrin.h: Likewise.
26454 * config/i386/x86-64.h: Likewise.
26455 * config/i386/x86intrin.h: Likewise.
26456 * config/i386/xmmintrin.h: Likewise.
26457 * config/ia64/crtbegin.asm: Likewise.
26458 * config/ia64/crtend.asm: Likewise.
26459 * config/ia64/crtfastmath.c: Likewise.
26460 * config/ia64/crti.asm: Likewise.
26461 * config/ia64/crtn.asm: Likewise.
26462 * config/ia64/fde-glibc.c: Likewise.
26463 * config/ia64/lib1funcs.asm: Likewise.
26464 * config/ia64/linux-unwind.h: Likewise.
26465 * config/ia64/quadlib.c: Likewise.
26466 * config/ia64/unwind-ia64.c: Likewise.
26467 * config/linux.h: Likewise.
26468 * config/m32c/m32c-lib1.S: Likewise.
26469 * config/m32c/m32c-lib2-trapv.c: Likewise.
26470 * config/m32c/m32c-lib2.c: Likewise.
26471 * config/m32r/initfini.c: Likewise.
26472 * config/m68hc11/larith.asm: Likewise.
26473 * config/m68hc11/m68hc11-crt0.S: Likewise.
26474 * config/m68k/cf.md: Likewise.
26475 * config/m68k/crti.s: Likewise.
26476 * config/m68k/crtn.s: Likewise.
26477 * config/m68k/lb1sf68.asm: Likewise.
26478 * config/m68k/linux-unwind.h: Likewise.
26479 * config/mcore/crti.asm: Likewise.
26480 * config/mcore/crtn.asm: Likewise.
26481 * config/mcore/lib1.asm: Likewise.
26482 * config/mips/linux-unwind.h: Likewise.
26483 * config/mips/loongson.h: Likewise.
26484 * config/mips/mips16.S: Likewise.
26485 * config/mmix/crti.asm: Likewise.
26486 * config/mmix/crtn.asm: Likewise.
26487 * config/pa/fptr.c: Likewise.
26488 * config/pa/hpux-unwind.h: Likewise.
26489 * config/pa/lib2funcs.asm: Likewise.
26490 * config/pa/linux-atomic.c: Likewise.
26491 * config/pa/linux-unwind.h: Likewise.
26492 * config/pa/milli64.S: Likewise.
26493 * config/pa/quadlib.c: Likewise.
26494 * config/pa/stublib.c: Likewise.
26495 * config/picochip/libgccExtras/adddi3.asm: Likewise.
26496 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
26497 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
26498 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
26499 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
26500 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
26501 * config/picochip/libgccExtras/divmod15.asm: Likewise.
26502 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
26503 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
26504 * config/picochip/libgccExtras/longjmp.asm: Likewise.
26505 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
26506 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
26507 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
26508 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
26509 * config/picochip/libgccExtras/setjmp.asm: Likewise.
26510 * config/picochip/libgccExtras/subdi3.asm: Likewise.
26511 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
26512 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
26513 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
26514 * config/rs6000/750cl.h: Likewise.
26515 * config/rs6000/altivec.h: Likewise.
26516 * config/rs6000/biarch64.h: Likewise.
26517 * config/rs6000/crtresfpr.asm: Likewise.
26518 * config/rs6000/crtresgpr.asm: Likewise.
26519 * config/rs6000/crtresxfpr.asm: Likewise.
26520 * config/rs6000/crtresxgpr.asm: Likewise.
26521 * config/rs6000/crtsavfpr.asm: Likewise.
26522 * config/rs6000/crtsavgpr.asm: Likewise.
26523 * config/rs6000/darwin-asm.h: Likewise.
26524 * config/rs6000/darwin-fallback.c: Likewise.
26525 * config/rs6000/darwin-fpsave.asm: Likewise.
26526 * config/rs6000/darwin-ldouble.c: Likewise.
26527 * config/rs6000/darwin-tramp.asm: Likewise.
26528 * config/rs6000/darwin-unwind.h: Likewise.
26529 * config/rs6000/darwin-vecsave.asm: Likewise.
26530 * config/rs6000/darwin-world.asm: Likewise.
26531 * config/rs6000/e500crtres32gpr.asm: Likewise.
26532 * config/rs6000/e500crtres64gpr.asm: Likewise.
26533 * config/rs6000/e500crtres64gprctr.asm: Likewise.
26534 * config/rs6000/e500crtrest32gpr.asm: Likewise.
26535 * config/rs6000/e500crtrest64gpr.asm: Likewise.
26536 * config/rs6000/e500crtresx32gpr.asm: Likewise.
26537 * config/rs6000/e500crtresx64gpr.asm: Likewise.
26538 * config/rs6000/e500crtsav32gpr.asm: Likewise.
26539 * config/rs6000/e500crtsav64gpr.asm: Likewise.
26540 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
26541 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
26542 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
26543 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
26544 * config/rs6000/eabi-ci.asm: Likewise.
26545 * config/rs6000/eabi-cn.asm: Likewise.
26546 * config/rs6000/eabi.asm: Likewise.
26547 * config/rs6000/linux-unwind.h: Likewise.
26548 * config/rs6000/linux64.h: Likewise.
26549 * config/rs6000/paired.h: Likewise.
26550 * config/rs6000/paired.md: Likewise.
26551 * config/rs6000/ppc64-fp.c: Likewise.
26552 * config/rs6000/ppu_intrinsics.h: Likewise.
26553 * config/rs6000/rs6000.h: Likewise.
26554 * config/rs6000/si2vmx.h: Likewise.
26555 * config/rs6000/sol-ci.asm: Likewise.
26556 * config/rs6000/sol-cn.asm: Likewise.
26557 * config/rs6000/spe.h: Likewise.
26558 * config/rs6000/spu2vmx.h: Likewise.
26559 * config/rs6000/sysv4.h: Likewise.
26560 * config/rs6000/tramp.asm: Likewise.
26561 * config/rs6000/vec_types.h: Likewise.
26562 * config/s390/linux-unwind.h: Likewise.
26563 * config/s390/tpf-unwind.h: Likewise.
26564 * config/score/crti.asm: Likewise.
26565 * config/score/crtn.asm: Likewise.
26566 * config/sh/crt1.asm: Likewise.
26567 * config/sh/crti.asm: Likewise.
26568 * config/sh/crtn.asm: Likewise.
26569 * config/sh/divtab-sh4-300.c: Likewise.
26570 * config/sh/divtab-sh4.c: Likewise.
26571 * config/sh/divtab.c: Likewise.
26572 * config/sh/lib1funcs-4-300.asm: Likewise.
26573 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
26574 * config/sh/lib1funcs.asm: Likewise.
26575 * config/sh/lib1funcs.h: Likewise.
26576 * config/sh/linux-atomic.asm: Likewise.
26577 * config/sh/linux-unwind.h: Likewise.
26578 * config/sh/shmedia.h: Likewise.
26579 * config/sh/sshmedia.h: Likewise.
26580 * config/sh/ushmedia.h: Likewise.
26581 * config/sparc/crtfastmath.c: Likewise.
26582 * config/sparc/linux-unwind.h: Likewise.
26583 * config/sparc/sol2-c1.asm: Likewise.
26584 * config/sparc/sol2-ci.asm: Likewise.
26585 * config/sparc/sol2-cn.asm: Likewise.
26586 * config/spu/divmodti4.c: Likewise.
26587 * config/spu/divv2df3.c: Likewise.
26588 * config/spu/float_disf.c: Likewise.
26589 * config/spu/float_unsdidf.c: Likewise.
26590 * config/spu/float_unsdisf.c: Likewise.
26591 * config/spu/float_unssidf.c: Likewise.
26592 * config/spu/mfc_multi_tag_release.c: Likewise.
26593 * config/spu/mfc_multi_tag_reserve.c: Likewise.
26594 * config/spu/mfc_tag_release.c: Likewise.
26595 * config/spu/mfc_tag_reserve.c: Likewise.
26596 * config/spu/mfc_tag_table.c: Likewise.
26597 * config/spu/multi3.c: Likewise.
26598 * config/spu/spu_internals.h: Likewise.
26599 * config/spu/spu_intrinsics.h: Likewise.
26600 * config/spu/spu_mfcio.h: Likewise.
26601 * config/spu/vec_types.h: Likewise.
26602 * config/spu/vmx2spu.h: Likewise.
26603 * config/stormy16/stormy16-lib2.c: Likewise.
26604 * config/svr4.h: Likewise.
26605 * config/sync.c: Likewise.
26606 * config/v850/lib1funcs.asm: Likewise.
26607 * config/vxlib-tls.c: Likewise.
26608 * config/vxlib.c: Likewise.
26609 * config/vxworks-dummy.h: Likewise.
26610 * config/xtensa/crti.asm: Likewise.
26611 * config/xtensa/crtn.asm: Likewise.
26612 * config/xtensa/ieee754-df.S: Likewise.
26613 * config/xtensa/ieee754-sf.S: Likewise.
26614 * config/xtensa/lib1funcs.asm: Likewise.
26615 * config/xtensa/lib2funcs.S: Likewise.
26616 * config/xtensa/linux-unwind.h: Likewise.
26617 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
26618 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
26619 * coretypes.h: Likewise.
26620 * crtstuff.c: Likewise.
26621 * defaults.h: Likewise.
26622 * dwarf2.h: Likewise.
26623 * emutls.c: Likewise.
26624 * gbl-ctors.h: Likewise.
26625 * gcov-io.h: Likewise.
26626 * ginclude/float.h: Likewise.
26627 * ginclude/iso646.h: Likewise.
26628 * ginclude/stdarg.h: Likewise.
26629 * ginclude/stdbool.h: Likewise.
26630 * ginclude/stddef.h: Likewise.
26631 * ginclude/stdfix.h: Likewise.
26632 * ginclude/stdint-gcc.h: Likewise.
26633 * ginclude/tgmath.h: Likewise.
26634 * gthr-aix.h: Likewise.
26635 * gthr-dce.h: Likewise.
26636 * gthr-gnat.c: Likewise.
26637 * gthr-gnat.h: Likewise.
26638 * gthr-lynx.h: Likewise.
26639 * gthr-mipssde.h: Likewise.
26640 * gthr-nks.h: Likewise.
26641 * gthr-posix.c: Likewise.
26642 * gthr-posix.h: Likewise.
26643 * gthr-posix95.h: Likewise.
26644 * gthr-rtems.h: Likewise.
26645 * gthr-single.h: Likewise.
26646 * gthr-solaris.h: Likewise.
26647 * gthr-tpf.h: Likewise.
26648 * gthr-vxworks.h: Likewise.
26649 * gthr-win32.h: Likewise.
26650 * gthr.h: Likewise.
26651 * libgcc2.c: Likewise.
26652 * libgcc2.h: Likewise.
26653 * libgcov.c: Likewise.
26654 * tsystem.h: Likewise.
26655 * typeclass.h: Likewise.
26656 * unwind-c.c: Likewise.
26657 * unwind-compat.h: Likewise.
26658 * unwind-dw2-fde-compat.c: Likewise.
26659 * unwind-dw2-fde-darwin.c: Likewise.
26660 * unwind-dw2-fde-glibc.c: Likewise.
26661 * unwind-dw2-fde.c: Likewise.
26662 * unwind-dw2-fde.h: Likewise.
26663 * unwind-dw2.c: Likewise.
26664 * unwind-dw2.h: Likewise.
26665 * unwind-generic.h: Likewise.
26666 * unwind-pe.h: Likewise.
26667 * unwind-sjlj.c: Likewise.
26668 * unwind.inc: Likewise.
26669 * config/arm/neon-gen.ml: Change generated copyright header to
26670 refer to version 3 of the GNU General Public License with
26671 version 3.1 of the GCC Runtime Library Exception and to point
26672 readers at the COPYING3 and COPYING3.RUNTIME files and the
26673 FSF's license web page.
26674 * config/arm/arm_neon.h: Regenerate.
26676 2009-04-09 Jakub Jelinek <jakub@redhat.com>
26678 * config/cris/cris.md: Change copyright header to refer to version
26679 3 of the GNU General Public License.
26680 * doc/install.texi2html: Change copyright header to refer to version
26681 3 of the GNU General Public License and to point readers at the
26682 COPYING3 file and the FSF's license web page.
26683 * config/vax/linux.h: Likewise.
26685 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
26687 * config/i386/i386.md (cmpcc): New.
26688 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
26689 (sync_compare_and_swap_cc*): Delete.
26691 * config/s390/s390.c (s390_compare_emitted): Remove.
26692 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
26693 s390_compare_emitted used to be handled. Assert that modes match.
26694 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
26695 refer to sync_compare_and_swap_ccsi.
26696 * config/s390/s390.h (s390_compare_emitted): Remove.
26697 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
26698 instead of s390_compare_emitted.
26699 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
26700 instead of s390_compare_emitted.
26701 * config/s390/s390.md (cmpcc): New.
26702 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
26703 CC_REGNUM, do not pretend it's set.
26704 (sync_compare_and_swap_cc*): Delete.
26705 * config/s390/predicates.md (cc_reg_operand): New.
26707 * expr.c (sync_compare_and_swap_cc): Delete.
26708 * optabs.h (sync_compare_and_swap_cc): Delete.
26709 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
26710 is being used with can_compare_p.
26711 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
26712 (find_cc_set): New.
26713 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
26714 look for a MODE_CC set instead. Use emit_store_flag.
26715 (expand_compare_and_swap_loop): Likewise, with some additional
26716 complication to avoid a force_reg when useless. Use
26717 emit_cmp_and_jump_insns.
26718 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
26719 * doc/md.texi (sync_compare_and_swap_cc): Merge with
26720 sync_compare_and_swap documentation.
26722 2009-04-09 Jan Hubicka <jh@suse.cz>
26724 * except.c (find_prev_try): Break out from ....
26725 (duplicate_eh_regions): ... here; properly update prev_try pointers
26726 when duplication part of tree.
26727 (dump_eh_tree): Improve dumping.
26728 (verify_eh_region): New.
26729 (verify_eh_tree): Use it.
26731 2009-04-06 Richard Guenther <rguenther@suse.de>
26733 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
26734 &ARRAY addresses by adjusting their types and prepending
26736 * tree-cfg.c (verify_gimple_assign_single): Verify that
26737 addresses are correct.
26739 2009-04-09 Richard Guenther <rguenther@suse.de>
26741 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
26742 indices into an array reference if possible.
26743 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26744 Fold POINTER_PLUS_EXPR statements with invariant address.
26746 2009-04-09 Alan Modra <amodra@bigpond.net.au>
26749 * config.gcc (powerpc64-*-linux*): Always build biarch.
26751 2009-04-09 Joseph Myers <joseph@codesourcery.com>
26754 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
26755 it and pedwarn if this results in an INTEGER_CST.
26757 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26759 * doc/install.texi: Update minimum GMP version. Remove obsolete
26760 text in MPFR section.
26762 2009-04-08 Jakub Jelinek <jakub@redhat.com>
26764 * dwarf2out.c (class_scope_p): New static inline.
26765 (class_or_namespace_scope_p): Use it.
26766 (gen_variable_die): Use DW_TAG_member tag for static data member
26767 declarations instead of DW_TAG_variable.
26769 PR middle-end/39573
26770 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
26773 2009-04-08 Richard Guenther <rguenther@suse.de>
26775 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
26776 valueize random data.
26778 2009-04-08 David Edelsohn <edelsohn@gnu.org>
26780 * config.gcc (aix tm_file): Add aix-stdint.h.
26781 (aix tm clause use_gcc_stdint): Set to wrap.
26782 * config/rs6000/aix-stdint.h: New file.
26784 2009-04-08 Richard Guenther <rguenther@suse.de>
26786 PR middle-end/36291
26787 * tree-dfa.c (add_referenced_var): Do not recurse into
26788 global initializers.
26789 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
26791 (fold_const_aggregate_ref): Likewise.
26793 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
26795 * recog.c (ordered_comparison_operator): New.
26796 * gensupport.c (std_preds): Add it.
26797 * doc/md.texi (Machine-Independent Predicates): Document it.
26799 2009-04-08 Jan Hubicka <jh@suse.cz>
26801 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
26802 * function.h (rtl_eh): Remove exception_handler_label_map.
26803 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
26804 remove_exception_handler_label, for_each_eh_label_1): Remove.
26805 (rtl_remove_unreachable_regions): Remove.
26806 (convert_from_eh_region_ranges): Do not remove unreachable regions.
26807 (find_exception_handler_labels): Don't build the hashtable.
26808 (maybe_remove_eh_handler): Remove.
26809 (for_each_eh_label): Rewrite to walk the tree.
26810 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
26811 * except.h (maybe_remove_eh_handler): Remove.
26812 * passes.c (init_optimization_passes): Schedule second EH cleanup
26814 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
26815 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
26817 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
26819 * genoutput.c (validate_optab_operands): New.
26820 (gen_insn, gen_expand): Call it.
26822 * genflags.c (gen_insn): Detect misused iterators.
26823 (main): Pass line_no to gen_insn, exit with status 1 on error.
26825 * genextract.c (line_no): Make global.
26826 (VEC_safe_set_locstr): Change assertion to error message.
26827 (main): Exit with status 1 on error.
26829 2009-04-08 Joseph Myers <joseph@codesourcery.com>
26833 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
26834 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
26835 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
26836 * c-convert.c (convert): Do not call fold on results of conversion
26837 functions when the result is a C_MAYBE_CONST_EXPR.
26838 * c-parser.c (c_parser_postfix_expression): Do not fold condition
26839 of __builtin_choose_expr.
26840 * c-typeck.c (remove_c_maybe_const_expr): New.
26841 (build_unary_op, build_conditional_expr, build_compound_expr,
26842 build_binary_op, c_objc_common_truthvalue_conversion): Call
26843 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
26846 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
26848 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
26849 CODE to produce a new one. Add a prototype to use fold_convert_const
26851 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
26854 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
26855 mix declarations and code.
26857 2009-04-08 Ben Elliston <bje@au.ibm.com>
26859 * gcc.c: Replace `CC' with `GCC' throughout.
26861 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
26863 * doc/invoke.texi: Document Atom support.
26865 2009-04-07 Jason Merrill <jason@redhat.com>
26868 * c-common.h, c-common.c: Add flag_pretty_templates.
26869 * c-opts.c (c_common_handle_option): Set it.
26870 * c.opt: Add -fno-pretty-templates.
26871 * doc/invoke.texi (C++ Dialect Options): Likewise.
26873 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
26875 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
26876 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
26877 (ia64_expand_builtin): Likewise.
26879 2009-04-07 Martin Jambor <mjambor@suse.cz>
26881 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
26882 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
26883 ADDR_EXPRS are include too.
26885 2009-04-07 Richard Guenther <rguenther@suse.de>
26887 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
26888 decls are only used if passes as parameters or if they are
26889 local statics and the call is not to a builtin.
26890 (call_may_clobber_ref_p_1): Likewise.
26892 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26894 * expr.c (do_store_flag): Remove last argument. Simplify code
26895 to avoid duplication of tests already done by can_compare_p.
26896 (expand_expr_real_1): Adjust caller.
26898 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26900 * optabs.c (can_compare_p): Test the predicate of a
26901 cbranch and cstore pattern.
26903 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26905 * expr.c (convert_move): Use emit_store_flag instead of
26908 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26910 * config/i386/i386.c (ix86_compare_emitted): Remove.
26911 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
26912 ix86_compare_op0 like ix86_compare_emitted used to be handled.
26913 * config/i386/i386.h (ix86_compare_emitted): Remove.
26914 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
26915 instead of ix86_compare_emitted.
26916 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
26918 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
26920 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
26921 Add t-sysroot-suffix to tmake_file.
26922 * config/print-sysroot-suffix.sh: New file.
26923 * config/t-sysroot-suffix: New file.
26925 2009-04-07 Ben Elliston <bje@au.ibm.com>
26927 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
26928 as the latter produces a warning when the target does not support
26931 2009-04-07 Ben Elliston <bje@au.ibm.com>
26933 * dfp.c: Replace type punning assignments with memcpy throughout.
26934 * Makefile.in (dfp.o-warn): Remove.
26936 2009-04-07 Alan Modra <amodra@bigpond.net.au>
26939 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
26940 Include soft-fp/t-softfp after rs6000/t-linux64.
26942 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
26944 * stor-layout.c (set_sizetype): Use the full precision of their
26945 machine mode for bitsize types.
26947 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
26949 * config/i386/i386.md: Revert 2 accidental checkins.
26951 2009-04-06 Joey Ye <joey.ye@intel.com>
26952 Xuepeng Guo <xuepeng.guo@intel.com>
26953 H.J. Lu <hongjiu.lu@intel.com>
26955 Atom pipeline model, tuning and insn selection.
26956 * config.gcc (atom): Add atom config options and target.
26958 * config/i386/atom.md: New.
26960 * config/i386/i386.c (atom_cost): New cost.
26961 (m_ATOM): New macro flag.
26962 (initial_ix86_tune_features): Set m_ATOM.
26963 (x86_accumulate_outgoing_args): Likewise.
26964 (x86_arch_always_fancy_math_387): Likewise.
26965 (processor_target): Add Atom cost.
26966 (cpu_names): Add Atom cpu name.
26967 (override_options): Set Atom ISA.
26968 (ix86_issue_rate): New case PROCESSOR_ATOM.
26969 (ix86_adjust_cost): Likewise.
26971 * config/i386/i386.h (TARGET_ATOM): New target macro.
26972 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
26973 (TARGET_OPT_AGU): New target option.
26974 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
26975 (processor_type): Add PROCESSOR_ATOM.
26977 * config/i386/i386.md (cpu): Add new value "atom".
26978 (use_carry, movu): New attr.
26979 (atom.md): Include atom.md.
26980 (adddi3_carry_rex64): Set attr "use_carry".
26981 (addqi3_carry): Likewise.
26982 (addhi3_carry): Likewise.
26983 (addsi3_carry): Likewise.
26984 (*addsi3_carry_zext): Likewise.
26985 (subdi3_carry_rex64): Likewise.
26986 (subqi3_carry): Likewise.
26987 (subhi3_carry): Likewise.
26988 (subsi3_carry): Likewise.
26989 (x86_movdicc_0_m1_rex64): Likewise.
26990 (*x86_movdicc_0_m1_se): Likewise.
26991 (x86_movsicc_0_m1): Likewise.
26992 (*x86_movsicc_0_m1_se): Likewise.
26993 (*adddi_1_rex64): Emit add insn as much as possible.
26994 (*addsi_1): Likewise.
26995 (return_internal): Set atom_unit.
26996 (return_internal_long): Likewise.
26997 (return_pop_internal): Likewise.
26998 (*rcpsf2_sse): Set atom_sse_attr attr.
26999 (*qrt<mode>2_sse): Likewise.
27000 (*prefetch_sse): Likewise.
27002 * config/i386/i386-c.c (ix86_target_macros_internal): New case
27004 (ix86_target_macros_internal): Likewise.
27006 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
27007 (*prefetch_sse_rex): Likewise.
27008 (sse_rcpv4sf2): Likewise.
27009 (sse_vmrcpv4sf2): Likewise.
27010 (sse_sqrtv4sf2): Likewise.
27011 (<sse>_vmsqrt<mode>2): Likewise.
27012 (sse_ldmxcsr): Likewise.
27013 (sse_stmxcsr): Likewise.
27014 (*sse_sfence): Likewise.
27015 (sse2_clflush): Likewise.
27016 (*sse2_mfence): Likewise.
27017 (*sse2_lfence): Likewise.
27018 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
27019 (<sse>_movup<ssemodesuffixf2c>): Likewise.
27020 (avx_movdqu<avxmodesuffix>): Likewise.
27021 (avx_lddqu<avxmodesuffix>): Likewise.
27022 (sse2_movntv2di): Change attr "type" to "ssemov".
27023 (sse2_movntsi): Likewise.
27024 (rsqrtv8sf2): Change attr "type" to "sseadd".
27025 (sse3_addsubv2df3): Set attr "atom_unit".
27026 (sse3_h<plusminus_insn>v4sf3): Likewise.
27027 (*sse2_pmaddwd): Likewise.
27028 (*vec_extractv2di_1_rex64): Likewise.
27029 (*vec_extractv2di_1_avx): Likewise.
27030 (sse2_psadbw): Likewise.
27031 (ssse3_phaddwv8hi3): Likewise.
27032 (ssse3_phaddwv4hi3): Likewise.
27033 (ssse3_phadddv4si3): Likewise.
27034 (ssse3_phadddv2si3): Likewise.
27035 (ssse3_phaddswv8hi3): Likewise.
27036 (ssse3_phaddswv4hi3): Likewise.
27037 (ssse3_phsubwv8hi3): Likewise.
27038 (ssse3_phsubwv4hi3): Likewise.
27039 (ssse3_phsubdv4si3): Likewise.
27040 (ssse3_phsubdv2si3): Likewise.
27041 (ssse3_phsubswv8hi3): Likewise.
27042 (ssse3_phsubswv4hi3): Likewise.
27043 (ssse3_pmaddubsw128): Likewise.
27044 (sse3_pmaddubsw: Likewise.
27045 (ssse3_palignrti): Likewise.
27046 (ssse3_palignrdi): Likewise.
27048 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
27050 * doc/install.texi (Specific): Fix two cross-references to MinGW.
27052 2009-04-06 Richard Guenther <rguenther@suse.de>
27054 PR tree-optimization/28868
27055 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
27056 of which PHI results we inserted.
27057 (insert_into_preds_of_block): Record inserted PHIs.
27058 (eliminate): Eliminate redundant PHI nodes.
27059 (init_pre): Init inserted_phi_names.
27061 2009-04-06 Richard Guenther <rguenther@suse.de>
27063 PR tree-optimization/39643
27064 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
27065 IMAGPART_EXPRs of complex constants.
27066 (execute_fold_all_builtins): If we folded a call queue
27067 TODO_update_address_taken.
27069 2009-04-06 Jan Hubicka <jh@suse.cz>
27071 PR middle-end/39659
27072 * except.c (remove_unreachable_regions): Propagate may_contain_throw
27075 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
27077 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
27079 (ic_invalidate_array): Likewise.
27081 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
27083 * calls.c (emit_library_call_value_1): Fix a problem with parameter
27084 alignment for library calls.
27086 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
27088 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
27089 (mingw32 tm clause use_gcc_stdint): Set to wrap.
27090 * config/i386/mingw-stdint.h: New file.
27092 2009-04-05 Richard Guenther <rguenther@suse.de>
27094 PR tree-optimization/39648
27095 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
27096 our &A vs. &A[0] IL deficiencies.
27098 2009-04-04 Jan Hubicka <jh@suse.cz>
27100 * except.c (sjlj_find_directly_reachable_regions): Be ready for
27101 removed toplevel regions.
27102 (sjlj_mark_call_sites): Likewise.
27104 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
27106 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
27107 (cygwin tm clause use_gcc_stdint): Set to wrap.
27108 * config/i386/cygwin-stdint.h: New file.
27110 2009-04-04 Richard Guenther <rguenther@suse.de>
27112 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
27113 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
27114 single-argument PHIs if we are in loop-closed SSA form.
27115 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
27116 for the pre-condition.
27117 (slpeel_tree_peel_loop_to_edge): Likewise.
27118 (vect_build_loop_niters): Take an optional sequence to append stmts.
27119 (vect_generate_tmps_on_preheader): Likewise.
27120 (vect_do_peeling_for_loop_bound): Take extra guards for the
27122 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
27123 the cost model check.
27124 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
27125 guards if we are going to peel. Do not apply versioning in that case.
27126 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
27127 (vect_do_peeling_for_loop_bound): Likewise.
27128 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
27129 loop bound only record extra pre-conditions, do not apply loop
27132 2009-04-04 Richard Guenther <rguenther@suse.de>
27134 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
27137 2009-04-04 Jan Hubicka <jh@suse.cz>
27139 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
27140 last_basic_block for size of bb->index indexed array.
27141 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
27142 compute_out, link_btr_uses, build_btr_def_use_webs,
27143 build_btr_def_use_webs, migrate_btr_defs): Likewise.
27145 2009-04-04 Jan Hubicka <jh@suse.cz>
27147 * except.c (remove_eh_handler_and_replace): Break out from ...
27148 (remove_eh_handler): ... here.
27149 (bring_to_root): New function.
27150 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
27151 handled ones, bring others to root of tree.
27153 2009-04-04 Jan Hubicka <jh@suse.cz>
27155 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
27156 (all_phis_safe_to_merge): New function.
27157 (update_info): New structure.
27158 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
27159 (cleanup_empty_eh): Update SSA if possible.
27161 2009-04-04 Richard Guenther <rguenther@suse.de>
27163 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
27164 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
27165 (append_vuse): Likewise.
27167 2009-04-04 Jakub Jelinek <jakub@redhat.com>
27169 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
27170 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
27171 instead of REG_UNSAVED for DW_CFA_undefined.
27172 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
27173 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
27176 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
27179 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
27181 2009-04-04 Richard Guenther <rguenther@suse.de>
27183 PR tree-optimization/8781
27184 PR tree-optimization/37892
27185 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
27186 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
27187 (valueize_refs): Call it for *& valueizations.
27188 (shared_reference_ops_from_ref): Rename to ...
27189 (valueize_shared_reference_ops_from_ref): ... this and valueize.
27190 (shared_reference_ops_from_call): Rename to ...
27191 (valueize_shared_reference_ops_from_call): ... this and valueize.
27192 (vn_reference_lookup): Update.
27193 (visit_reference_op_call): Likewise.
27194 * tree-ssa-pre.c (phi_translate_1): Fold *&.
27195 (eliminate): Value-replace the call address in call statements.
27197 2009-04-04 Richard Guenther <rguenther@suse.de>
27199 PR tree-optimization/39636
27200 * tree-ssa-forwprop.c
27201 (forward_propagate_addr_into_variable_array_index): Check for
27202 GIMPLE_ASSIGN before accessing the rhs code.
27204 2009-04-03 Jason Merrill <jason@redhat.com>
27206 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
27208 2009-04-03 Steve Ellcey <sje@cup.hp.com>
27210 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
27211 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
27212 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
27213 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
27214 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
27215 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
27216 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
27217 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
27218 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
27219 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
27220 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
27221 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
27222 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
27223 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
27224 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
27225 Use fr_reg_or_fp01_operand instead of fr_register_operand
27227 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
27228 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
27229 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
27231 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
27233 PR rtl-optimization/39607
27234 PR rtl-optimization/39631
27238 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27239 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27240 instead of DF_LR_OUT.
27241 * ira-lives.c (process_bb_node_lives): Ditto.
27242 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27243 instead of DF_LR_{OUT,IN}.
27244 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27245 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27247 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
27249 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
27250 (execute_lower_omp): Always run but take the short way out if -fopenmp
27252 (gate_lower_omp): Remove, forcing the pass manager to always run the
27253 pass and always set PROP_gimple_lomp.
27254 (pass_lower_omp): Remove gate function.
27255 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
27256 PROP_trees. Instead, require it.
27257 * ipa-cp.c (pass_ipa_cp): Likewise.
27258 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
27259 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
27260 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
27261 and PROP_gimple_leh.
27263 2009-04-03 Richard Guenther <rguenther@suse.de>
27265 PR middle-end/13146
27266 PR tree-optimization/23940
27267 PR tree-optimization/33237
27268 PR middle-end/33974
27269 PR middle-end/34093
27270 PR tree-optimization/36201
27271 PR tree-optimization/36230
27272 PR tree-optimization/38049
27273 PR tree-optimization/38207
27274 PR tree-optimization/38230
27275 PR tree-optimization/38301
27276 PR tree-optimization/38585
27277 PR middle-end/38895
27278 PR tree-optimization/38985
27279 PR tree-optimization/39299
27280 * tree-ssa-structalias.h: Remove.
27281 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
27282 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
27283 (struct vuse_element_d): Remove.
27284 (struct vuse_vec_d): Likewise.
27285 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
27286 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
27287 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
27288 VUSE_ELEMENT_VAR): Likewise.
27289 (struct voptype_d): Likewise.
27290 (NUM_VOP_FREE_BUCKETS): Likewise.
27291 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
27292 (struct stmt_operands_d): Remove.
27293 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
27294 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
27295 VDEF_NUM, VDEF_VECT): Likewise.
27296 (copy_virtual_operands): Remove.
27297 (operand_build_cmp): Likewise.
27298 (create_ssa_artificial_load_stmt): Likewise.
27299 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
27300 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
27301 vuse_index and mayuse_index members. Pack and move done and iter_type
27302 members to the front.
27303 (SSA_OP_VMAYUSE): Remove.
27304 (SSA_OP_VIRTUAL_USES): Adjust.
27305 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
27306 (unlink_stmt_vdef): Declare.
27307 (add_to_addressable_set): Remove.
27308 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
27309 (vrp_visit_stmt): Likewise.
27310 * doc/tree-ssa.texi (Alias analysis): Update.
27311 * doc/invoke.texi (max-aliased-vops): Remove docs.
27312 (avg-aliased-vops): Likewise.
27313 * tree-into-ssa.c (syms_to_rename): Remove.
27314 (need_to_update_vops_p): Likewise.
27315 (need_to_initialize_update_ssa_p): Rename to ...
27316 (update_ssa_initialized_fn): ... this. Track function we are
27318 (symbol_marked_for_renaming): Simplify.
27319 (add_new_name_mapping): Do not set need_to_update_vops_p.
27320 (dump_currdefs): Use SYMS_TO_RENAME.
27321 (rewrite_update_stmt): Always walk all uses/defs.
27322 (dump_update_ssa): Adjust.
27323 (init_update_ssa): Take function argument. Track what we are
27325 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
27326 (create_new_def_for): Initialize for cfun, assert we are initialized
27328 (mark_sym_for_renaming): Simplify.
27329 (mark_set_for_renaming): Do not initialize update-ssa.
27330 (need_ssa_update_p): Simplify. Take function argument.
27331 (name_mappings_registered_p): Assert we ask for the correct function.
27332 (name_registered_for_update_p): Likewise.
27333 (ssa_names_to_replace): Likewise.
27334 (release_ssa_name_after_update_ssa): Likewise.
27335 (update_ssa): Likewise. Use SYMS_TO_RENAME.
27336 (dump_decl_set): Do not print a newline.
27337 (debug_decl_set): Do it here.
27338 (dump_update_ssa): And here.
27339 * tree-ssa-loop-im.c (move_computations): Adjust.
27340 (movement_possibility): Likewise.
27341 (determine_max_movement): Likewise.
27342 (gather_mem_refs_stmt): Likewise.
27343 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
27344 or NAME_MEMORY_TAG.
27345 * tree-complex.c (update_all_vops): Remove.
27346 (expand_complex_move): Adjust.
27347 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
27348 Simplify test for memory referencing statement. Exclude
27349 non-invariant ADDR_EXPRs.
27350 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
27351 * tree-loop-distribution.c (generate_memset_zero): Adjust.
27352 (rdg_flag_uses): Likewise.
27353 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
27355 (tree_optimize_tail_calls_1): Also split the
27356 edge from the entry block if we have degenerate PHI nodes in
27357 the first basic block.
27358 * tree.c (init_ttree): Remove memory-tag related code.
27359 (tree_code_size): Likewise.
27360 (tree_node_structure): Likewise.
27361 (build7_stat): Re-write to be build6_stat.
27362 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
27363 (SSA_VAR_P): Adjust.
27364 (struct tree_memory_tag): Remove.
27365 (struct tree_memory_partition_tag): Likewise.
27366 (union tree_node): Adjust.
27367 (build7): Re-write to be build6.
27368 * tree-pass.h (pass_reset_cc_flags): Remove.
27369 (TODO_update_address_taken): New flag.
27370 (pass_simple_dse): Remove.
27371 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
27372 * params.h (MAX_ALIASED_VOPS): Remove.
27373 (AVG_ALIASED_VOPS): Likewise.
27374 * omp-low.c (expand_omp_taskreg): Update SSA form.
27375 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
27376 aliases the lhs in a copy stmt.
27377 * tree-ssa-dse.c (struct address_walk_data): Remove.
27378 (memory_ssa_name_same): Likewise.
27379 (memory_address_same): Likewise.
27380 (get_kill_of_stmt_lhs): Likewise.
27381 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
27382 unused stores. Look through PHI nodes into post-dominated regions.
27383 (dse_optimize_stmt): Simplify. Properly remove stores.
27384 (tree_ssa_dse): Compute dominators.
27385 (execute_simple_dse): Remove.
27386 (pass_simple_dse): Likewise.
27387 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
27388 gimple_loaded_syms and gimple_stored_syms computation.
27389 * toplev.c (dump_memory_report): Dump alias and pta stats.
27390 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
27391 (vn_reference_eq): Likewise.
27392 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
27393 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
27394 valueize_vuses): Remove.
27395 (get_def_ref_stmt_vuses): Simplify. Rename to ...
27396 (get_def_ref_stmt_vuse): ... this.
27397 (vn_reference_lookup_2): New function.
27398 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
27399 walking equivalent vuses. Simplify.
27400 (vn_reference_lookup): Likewise.
27401 (vn_reference_insert): Likewise.
27402 (vn_reference_insert_pieces): Likewise.
27403 (visit_reference_op_call): Simplify.
27404 (visit_reference_op_load): Likewise.
27405 (visit_reference_op_store): Likewise.
27406 (init_scc_vn): Remove shared_lookup_vuses initialization.
27407 (free_scc_vn): Remove shared_lookup_vuses freeing.
27408 (sort_vuses, sort_vuses_heap): Remove.
27409 (get_ref_from_reference_ops): Export.
27410 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
27411 vector with single vuse pointer.
27412 (vn_reference_lookup_pieces, vn_reference_lookup,
27413 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
27414 (shared_vuses_from_stmt): Remove.
27415 (get_ref_from_reference_ops): Declare.
27416 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
27417 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
27418 memory-tag related code.
27419 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
27420 (likely_value): Add comment, skip static-chain of call statements.
27421 (surely_varying_stmt_p): Adjust.
27422 (gimplify_and_update_call_from_tree): Likewise.
27423 (execute_fold_all_builtins): Do not rebuild alias info.
27424 (gimplify_and_update_call_from_tree): Properly update VOPs.
27425 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
27426 (copy_ref_info): Remove memory-tag related code.
27427 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
27428 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
27429 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
27431 * tree-ssa-dom.c (gimple_p): Remove typedef.
27432 (eliminate_redundant_computations): Adjust.
27433 (record_equivalences_from_stmt): Likewise.
27434 (avail_expr_hash): Likewise.
27435 (avail_expr_eq): Likewise.
27436 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
27437 (stmt_makes_single_load): Likewise.
27438 (stmt_makes_single_store): Likewise.
27439 * tree-ssa-alias.c: Rewrite completely.
27440 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
27441 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
27442 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
27443 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
27444 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
27445 Remove public functions.
27446 (pass_reset_cc_flags): Remove.
27447 (pass_build_alias): Move ...
27448 * tree-ssa-structalias.c (pass_build_alias): ... here.
27449 * tree-ssa-alias.c (may_be_aliased): Move ...
27450 * tree-flow-inline.h (may_be_aliased): ... here.
27451 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
27452 count_uses_and_derefs): Move ...
27453 * gimple.c: ... here.
27454 * gimple.h (count_uses_and_derefs): Declare.
27455 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
27456 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
27457 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
27458 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
27459 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
27460 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
27461 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
27463 * tree-dfa.c (refs_may_alias_p): Move ...
27464 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
27465 * tree-ssa-alias.h: New file.
27466 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
27467 (statement_sink_location): Likewise.
27468 * opts.c (decode_options): Do not adjust max-aliased-vops or
27469 avg-aliased-vops values.
27470 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
27471 (TV_CALL_CLOBBER): Likewise.
27472 (TV_FLOW_SENSITIVE): Likewise.
27473 (TV_FLOW_INSENSITIVE): Likewise.
27474 (TV_MEMORY_PARTITIONING): Likewise.
27475 (TV_ALIAS_STMT_WALK): New timevar.
27476 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
27477 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
27478 (get_address_description): Remove memory-tag related code.
27479 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
27480 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
27481 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
27482 and immediate uses in statements. Document.
27483 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
27484 (dump_symbols): Remove.
27485 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
27486 * alias.c (get_deref_alias_set): New function split out from ...
27487 (get_alias_set): ... here.
27488 * alias.h (get_deref_alias_set): Declare.
27489 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
27490 type parameter. Remove restrict pointer handling. Create a
27491 ref-all pointer in case type-based alias sets do not conflict.
27492 (vect_analyze_data_refs): Remove SMT related code.
27493 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
27494 (vectorizable_load): Likewise.
27495 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
27496 (DR_SYMBOL_TAG, DR_VOPS): Remove.
27497 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
27498 Ignore vops and SMTs.
27499 (dr_analyze_alias): Likewise..
27500 (free_data_ref): Likewise.
27501 (create_data_ref): Likewise.
27502 (analyze_all_data_dependences): Likewise.
27503 (get_references_in_stmt): Adjust.
27504 * tree-flow-inline.h (gimple_aliases_computed_p,
27505 gimple_addressable_vars, gimple_call_clobbered_vars,
27506 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
27507 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
27508 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
27509 gimple_mem_ref_stats): Remove.
27510 (gimple_vop): New function.
27511 (op_iter_next_use): Remove vuses and mayuses cases.
27512 (op_iter_next_def): Remove vdefs case.
27513 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
27514 (clear_and_done_ssa_iter): Do not set removed fields.
27515 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
27516 Assert we are not iterating over vuses or vdefs if not also
27517 iterating over uses or defs.
27518 (op_iter_init_use): Likewise.
27519 (op_iter_init_def): Likewise.
27520 (op_iter_next_vdef): Remove.
27521 (op_iter_next_mustdef): Likewise.
27522 (op_iter_init_vdef): Likewise.
27523 (compare_ssa_operands_equal): Likewise.
27524 (link_use_stmts_after): Handle vuse operand.
27525 (is_call_used): Use is_call_clobbered.
27526 (is_call_clobbered): Global variables are always call clobbered,
27527 query the call-clobbers bitmap.
27528 (mark_call_clobbered): Ignore global variables.
27529 (clear_call_clobbered): Likewise.
27530 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
27531 virtual operands sanity check.
27532 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
27534 (TARGET_MEM_REF): Remove TMR_TAG operand.
27535 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
27536 Remove call-clobber related code.
27537 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
27538 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
27539 partitions or escape reason.
27540 (get_single_def_stmt, get_single_def_stmt_from_phi,
27541 get_single_def_stmt_with_phi): Remove.
27542 (dump_referenced_vars): Tidy.
27543 (get_ref_base_and_extent): Allow bare decls.
27544 (collect_dfa_stats): Adjust.
27545 * graphite.c (rename_variables_in_stmt): Adjust.
27546 (graphite_copy_stmts_from_block): Likewise.
27547 (translate_clast): Likewise.
27548 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
27550 (translate_vuse_through_block): Use the oracle.
27551 (phi_translate_1): Adjust.
27552 (value_dies_in_block_x): Use the oracle. Cache the outcome
27554 (valid_in_sets): Check if the VUSE for
27555 a REFERENCE is available.
27556 (eliminate): Do not remove stmts during elimination,
27557 instead queue and remove them afterwards.
27558 (do_pre): Do not rebuild alias info.
27559 (pass_pre): Run TODO_rebuild_alias before PRE.
27560 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
27561 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
27562 (mark_all_v_defs_stmt): Remove.
27563 (mark_all_v_defs_seq): Adjust.
27564 (sra_replace): Likewise.
27565 (scalarize_use): Likewise.
27566 (scalarize_copy): Likewise.
27567 (scalarize_init): Likewise.
27568 (scalarize_ldst): Likewise.
27569 (todoflags): Remove.
27570 (tree_sra): Do not rebuild alias info.
27571 (tree_sra_early): Adjust.
27572 (pass_sra): Run TODO_update_address_taken before SRA.
27573 * tree-predcom.c (set_alias_info): Remove.
27574 (prepare_initializers_chain): Do not call it.
27575 (mark_virtual_ops_for_renaming): Adjust.
27576 (mark_virtual_ops_for_renaming_list): Remove.
27577 (initialize_root_vars): Adjust.
27578 (initialize_root_vars_lm): Likewise.
27579 (prepare_initializers_chain): Likewise.
27580 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
27581 (may_propagate_copy_into_stmt): Likewise.
27582 (merge_alias_info): Do nothing for now.
27583 (propagate_tree_value_into_stmt): Adjust.
27584 (stmt_may_generate_copy): Likewise.
27585 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
27586 not mark symbols for renaming.
27587 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
27588 with the same statement, make sure to update the new pointed-to one.
27589 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
27590 call statements, do not mark symbols for renaming.
27591 (mark_operand_necessary): Dump something.
27592 (ref_may_be_aliased): New function.
27593 (mark_aliased_reaching_defs_necessary_1): New helper function.
27594 (mark_aliased_reaching_defs_necessary): Likewise.
27595 (mark_all_reaching_defs_necessary_1): Likewise.
27596 (mark_all_reaching_defs_necessary): Likewise.
27597 (propagate_necessity): Do not process virtual PHIs. For
27598 non-aliased loads mark all reaching definitions as necessary.
27599 For aliased loads and stores mark the immediate dominating
27600 aliased clobbers as necessary.
27601 (visited): New global static.
27602 (perform_tree_ssa_dce): Free visited bitmap after propagating
27604 (remove_dead_phis): Perform simple dead virtual PHI removal.
27605 (remove_dead_stmt): Properly unlink virtual operands when
27607 (eliminate_unnecessary_stmts): Schedule PHI removal after
27609 * tree-ssa-ter.c (is_replaceable_p): Adjust.
27610 (process_replaceable): Likewise.
27611 (find_replaceable_in_bb): Likewise.
27612 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
27613 based on the single gimple vop.
27614 (verify_flow_insensitive_alias_info): Remove.
27615 (verify_flow_sensitive_alias_info): Likewise.
27616 (verify_call_clobbering): Likewise.
27617 (verify_memory_partitions): Likewise.
27618 (verify_alias_info): Likewise.
27619 (verify_ssa): Adjust..
27620 (execute_update_addresses_taken): Export. Update SSA
27621 manually. Optimize only when optimizing. Use a local bitmap.
27622 (pass_update_address_taken): Remove TODO_update_ssa, add
27624 (pass_update_address_taken): Just use TODO_update_address_taken.
27625 (init_tree_ssa): Do not initialize addressable_vars.
27626 (verify_ssa): Verify new VUSE / VDEF properties.
27627 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
27628 Do not call verify_alias_info.
27629 (delete_tree_ssa): Clear the VUSE, VDEF operands.
27630 Do not free the loaded and stored syms bitmaps. Reset the escaped
27631 and callused solutions. Do not free addressable_vars.
27632 Remove memory-tag related code.
27633 (warn_uninitialized_var): Aliases are always available.
27634 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
27635 * lambda-code.c (can_put_in_inner_loop): Adjust.
27636 (can_put_after_inner_loop): Likewise.
27637 (perfect_nestify): Likewise.
27638 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
27639 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
27640 (vectorizable_conversion): Do not mark symbols for renaming.
27641 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
27642 (expand_call_inline): Unlink the calls virtual operands before
27644 (tree_function_versioning): Do not call update_ssa if we are not
27645 updating clones. Simplify.
27646 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
27647 (propagate_with_phi): Likewise..
27648 * tree-outof-ssa.c (create_temp): Remove memory tag and call
27649 clobber code. Assert we are not aliased or global.
27650 * tree-flow.h: Include tree-ssa-alias.h
27651 (enum escape_type): Remove.
27652 (struct mem_sym_stats_d): Likewise.
27653 (struct mem_ref_stats_d): Likewise.
27654 (struct gimple_df): Add vop member. Remove global_var,
27655 call_clobbered_vars, call_used_vars, addressable_vars,
27656 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
27657 escaped and callused members.
27658 (struct ptr_info_def): Remove all members, add points-to solution
27660 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
27661 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
27662 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
27663 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
27664 (tree-ssa-alias.o): Likewise.
27665 (toplev.o): Add tree-ssa-alias.h
27666 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
27667 * gimple.c (gimple_set_bb): Fix off-by-one error.
27668 (is_gimple_reg): Do not handle memory tags.
27669 (gimple_copy): Also copy virtual operands.
27670 Delay updating the statement. Do not reset loaded and stored syms.
27671 (gimple_set_stored_syms): Remove.
27672 (gimple_set_loaded_syms): Likewise.
27673 (gimple_call_copy_skip_args): Copy the virtual operands
27674 and mark the new statement modified.
27675 * tree-ssa-structalias.c (may_alias_p): Remove.
27676 (set_uids_in_ptset): Take the alias set to prune with as
27677 parameter. Fold in the alias test of may_alias_p.
27678 (compute_points_to_sets): Compute whether a ptr is dereferenced
27679 in a local sbitmap.
27680 (process_constraint): Deal with &ANYTHING on the lhs, reject all
27681 other ADDRESSOF constraints on the lhs.
27682 (get_constraint_for_component_ref): Assert that we don't get
27683 ADDRESSOF constraints from the base of the reference.
27684 Properly generate UNKNOWN_OFFSET for DEREF if needed.
27685 (struct variable_info): Remove collapsed_to member.
27686 (get_varinfo_fc): Remove.
27687 (new_var_info): Do not set collapsed_to.
27688 (dump_constraint): Do not follow cycles.
27689 (dump_constraint_graph): Likewise.
27690 (build_pred_graph): Likewise.
27691 (build_succ_graph): Likewise.
27692 (rewrite_constraints): Likewise.
27693 (do_simple_structure_copy): Remove.
27694 (do_rhs_deref_structure_copy): Remove.
27695 (do_lhs_deref_structure_copy): Remove.
27696 (collapse_rest_of_var): Remove.
27697 (do_structure_copy): Re-implement.
27698 (pta_stats): New global variable.
27699 (dump_pta_stats): New function.
27700 (struct constraint_expr): Make offset signed.
27701 (UNKNOWN_OFFSET): Define special value.
27702 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
27703 (solution_set_expand): New helper function split out from ...
27704 (do_sd_constraint): ... here.
27705 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
27706 (do_ds_constraint): Likewise.
27707 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
27708 and CALLUSED = *CALLUSED.
27709 (set_union_with_increment): Make inc argument signed.
27710 (type_safe): Remove.
27711 (get_constraint_for_ptr_offset): Handle unknown and negative
27713 (first_vi_for_offset): Handle offsets before start. Bail
27714 out early for offsets beyond the variable extent.
27715 (first_or_preceding_vi_for_offset): New function.
27716 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
27717 Together with ESCAPED = *ESCAPED this properly computes reachability.
27718 (find_what_var_points_to): New function.
27719 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
27720 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
27721 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
27722 pt_solutions_intersect): New functions.
27723 (compute_call_used_vars): Remove.
27724 (compute_may_aliases): New main entry into PTA computation.
27725 * gimple.h (gimple_p): New typedef.
27726 (struct gimple_statement_base): Remove references_memory_p.
27727 (struct gimple_statement_with_memory_ops_base): Remove
27728 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
27730 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
27731 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
27732 gimple_set_references_memory): Remove.
27733 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
27734 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
27736 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
27737 (verify_expr): Allow RESULT_DECL.
27738 (gimple_duplicate_bb): Do not copy virtual operands.
27739 (gimple_duplicate_sese_region): Adjust.
27740 (gimple_duplicate_sese_tail): Likewise.
27741 (mark_virtual_ops_in_region): Remove.
27742 (move_sese_region_to_fn): Do not call it.
27743 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
27744 and pass_simple_dse.
27745 (execute_function_todo): Handle TODO_update_address_taken,
27746 call execute_update_addresses_taken for TODO_rebuild_alias.
27747 (execute_todo): Adjust.
27748 (execute_one_pass): Init dump files early.
27749 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
27751 (create_general_new_stmt): Clear vops.
27752 * tree-ssa-reassoc.c (get_rank): Adjust.
27753 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
27754 symbols for renaming.
27755 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
27756 (PARAM_AVG_ALIASED_VOPS): Likewise.
27757 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
27758 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
27759 * tree-ssa-operands.c: Simplify for new virtual operand representation.
27760 (operand_build_cmp, copy_virtual_operands,
27761 create_ssa_artificial_load_stmt, add_to_addressable_set,
27762 gimple_add_to_addresses_taken): Remove public functions.
27763 (unlink_stmt_vdef): New function.
27765 2009-04-03 Alan Modra <amodra@bigpond.net.au>
27767 * config.gcc (powerpc-*-linux*): Merge variants.
27769 2009-04-02 Chao-ying Fu <fu@mips.com>
27770 James Grosbach <james.grosbach@microchip.com>
27772 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
27773 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
27775 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
27776 keep_interrupts_masked_p, use_debug_exception_return_p.
27777 (mips_attribute_table): Add interrupt, use_shadow_register_set,
27778 keep_interrupts_masked, use_debug_exception_return.
27779 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
27780 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
27782 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
27783 (mips_print_operand): Process COP0 registers to print $0 .. $31
27784 correctly for GAS to process.
27785 (mips_interrupt_extra_call_saved_reg_p): New function.
27786 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
27788 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
27789 (mips_compute_frame_info): Add supports for interrupt context that
27790 includes doubleword accumulators and COP0 registers.
27791 (mips_for_each_saved_acc): New function.
27792 (mips_for_each_saved_gpr_and_fpr): Change the function name from
27793 mips_for_each_saved_reg.
27794 (mips_save_reg): Save accumulators.
27795 (mips_kernel_reg_p): A new for_each_rtx callback.
27796 (mips_expand_prologue): Support interrupt handlers.
27797 (mips_restore_reg): Restore accumulators.
27798 (mips_expand_epilogue): Support interrupt handlers.
27799 (mips_can_use_return_insn): Return false for interrupt handlers.
27800 (mips_epilogue_uses): New function.
27801 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
27802 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
27803 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
27804 cop0_move): New instructions.
27805 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
27806 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
27808 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
27810 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
27811 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
27812 interrupt handlers, we use K0 as the temporary register.
27813 (EPILOGUE_USES): Change to a function call.
27814 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
27815 handlers, we use K0 as the temporary register.
27817 * doc/extend.texi (Function Attributes): Document interrupt,
27818 use_shadow_register_set, keep_interrupts_masked,
27819 use_debug_exception_return for MIPS attributes.
27821 2009-04-03 Alan Modra <amodra@bigpond.net.au>
27823 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
27824 Remove a number of t-files from tmake_file.
27825 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
27826 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
27827 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
27828 target_prototype, not TARGET_PROTOTYPE.
27829 (LINK_OS_GNU_SPEC): Define.
27830 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
27831 and darwin-ldoubdle.c.
27833 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
27836 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
27837 (cpp_options): Ditto.
27838 (default_compilers): Ditto.
27839 (display_help): Ditto.
27840 (process_command): Ditto.
27841 (do_spec_1): Ditto.
27842 (set_input): Use lbasename instead of duplicate code.
27843 (save_temps_prefix): New static for -save-temps=obj.
27844 (save_temps_length): Ditto.
27846 * doc/invoke.texi (-save-temps=obj): Document new variant to
27847 -save-temps switch.
27849 2009-04-02 Jeff Law <law@redhat.com>
27851 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
27854 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
27856 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
27857 * configure: Regenerated.
27859 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27861 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
27862 share the argument list.
27864 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27868 2009-02-12 Diego Novillo <dnovillo@google.com>
27870 * varpool.c (debug_varpool): New.
27871 * cgraph.h (debug_varpool): Declare.
27873 2009-04-02 Jan Hubicka <jh@suse.cz>
27875 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
27878 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
27880 * config/i386/i386.c (ix86_abi): Move initialization to ...
27881 (override_options): Here.
27883 2009-04-02 Christian Bruel <christian.bruel@st.com>
27885 * config/sh/sh.c (sh_dwarf_register_span): New function.
27886 (TARGET_DWARF_REGISTER_SPAN): Define.
27887 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
27889 2009-04-02 Ira Rosen <irar@il.ibm.com>
27891 PR tree-optimization/39595
27892 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
27893 interleaved loads group is not greater than the SLP group size.
27895 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27897 * builtins.c (is_builtin_name): New.
27898 (called_as_built_in): Use is_builtin_name.
27899 * tree.h (is_builtin_name): New.
27900 * varasm.c (incorporeal_function_p): Use is_builtin_name
27902 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
27904 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
27906 2009-04-02 Dodji Seketeli <dodji@redhat.com>
27909 * c-decl.c (clone_underlying_type): Move this ...
27910 * c-common.c (set_underlying_type): ... here.
27911 Also, make sure the function properly sets TYPE_STUB_DECL() on
27912 the newly created typedef variant type.
27913 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
27914 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
27917 2009-04-02 Richard Guenther <rguenther@suse.de>
27919 PR tree-optimization/37221
27920 * tree-flow.h (degenerate_phi_result): Declare.
27921 * tree-ssa-dom.c (degenerate_phi_result): Export.
27922 * tree-scalar-evolution.c (analyze_initial_condition): If
27923 the initial condition is defined by a degenerate PHI node
27924 use the degenerate value.
27926 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
27928 PR rtl-optimization/39588
27929 * combine.c (merge_outer_ops): Do not set the constant when this
27931 (simplify_shift_const_1): Do not modify it either in this case.
27933 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
27935 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
27936 tuning is deprecated if -mtune value is set to an Itanium1 variant.
27938 2009-04-01 Janis Johnson <janis187@us.ibm.com>
27941 * c-lex.c (interpret_float): Default (no suffix) is double.
27943 2009-04-1 Xinliang David Li <davidxl@google.com>
27945 * config/i386/i386.c (legitimate_constant_p): Recognize
27946 all one vector constant.
27948 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27950 * config/vax/vax.c: Add #includes to silence warnings.
27951 Change #include order to silence two warnings.
27953 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27955 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
27956 (ASM_SPEC): Pass -k to the assembler for PIC code.
27958 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27960 * config.gcc: Add vax-*-linux* to the switch.
27961 * config/vax/linux.h: New file. (TARGET_VERSION,
27962 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
27964 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27966 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
27967 Use predicate macros instead of GET_CODE() == foo.
27968 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
27969 ashlsi3, rotrsi3, <unnamed>): Likewise.
27971 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27973 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
27974 jbbccihi, jbbccisi): Remova trailing whitespace.
27975 * config/vax/constraints.md: Likewise.
27976 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
27977 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
27978 * config/vax/predicates.md: Likewise.
27979 * config/vax/vax.c (print_operand_address, vax_output_int_move,
27980 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
27981 * config/vax/vax.h: Likewise.
27982 * config/vax/vax.md (nonlocal_goto): Likewise.
27984 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27986 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
27987 (indirectable_address_p, adjacent_operands_p): Add spaces around
27989 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
27991 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27993 * config/vax/vax.c (legitimate_constant_address_p,
27994 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
27995 index_term_p, reg_plus_index_p, legitimate_address_p,
27996 vax_mode_dependent_address_p): Update comments to match functions
27997 modified by the recent int->bool conversion.
27999 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28001 * config/vax/builtins.md: Update copyright message.
28002 * config/vax/constraints.md: Likewise.
28003 * config/vax/netbsd-elf.h: Likewise.
28004 * config/vax/predicates.md: Likewise.
28005 * config/vax/vax-protos.h: Likewise.
28006 * config/vax/vax.c: Likewise.
28007 * config/vax/vax.h: Likewise.
28008 * config/vax/vax.md: Likewise.
28009 * config/vax/vax.opt: Likewise.
28011 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28013 * config/vax/builtins.md (ffssi2, ffssi2_internal,
28014 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
28015 * config/vax/constraints.md (B, R): Likewise.
28016 * config/vax/predicates.md (external_memory_operand,
28017 nonimmediate_addsub_di_operand): Likewise.
28018 * config/vax/vax.c (vax_output_int_add): Likewise.
28019 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
28020 untyped_call): Likewise.
28022 2009-04-01 Matt Thomas <matt@3am-software.com>
28024 * config/vax/predicates.md: New file.
28025 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
28026 external_const_operand, nonsymbolic_operand, external_memory_operand,
28027 indirect_memory_operand, indexed_memory_operand,
28028 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
28029 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
28031 * config/vax/constraints.md: New file.
28032 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
28034 * config/vax/builtins.md: New file.
28035 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
28036 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
28038 * config/vax/vax.opt (mqmath): Add option.
28039 * config/vax/vax.md (isfx): Extend with DI.
28040 (VAXintQH, VAXintQHSD): Define.
28041 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
28042 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
28043 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
28044 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
28045 (movdi): Update constraints and use vax_output_int_move().
28046 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
28047 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
28048 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
28049 nonlocal_goto): New.
28050 (mov<mode>): Extend accepted operand types.
28051 (subdi3_old): Rename from subdi3, change update constraints and use
28052 a new implementation.
28053 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
28054 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
28055 MOVE_RATIO, CLEAR_RATIO): Define.
28056 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
28057 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
28058 (PRINT_OPERAND): Redefine using a function instead of inlined code.
28059 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
28060 (split_quadword_operands): Make static and really allow variable
28062 (print_operand_address): Update for PIC generation.
28063 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
28064 indexable_address_p, fixup_mathdi_operand,
28065 vax_expand_addsub_di_operands, adjacent_operands_p): New.
28066 (vax_float_literal, legitimate_constant_p,
28067 indirectable_constant_address_p, index_term_p,
28068 reg_plus_index_p): Return bool instead of int.
28069 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
28071 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
28073 (vax_output_conditional_branch): Indent.
28074 (legitimate_constant_address_p, indirectable_constant_address_p,
28075 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
28076 vax_mode_dependent_address_p): Return bool instead of int, update for
28078 * config/vax/vax-protos.h (legitimate_constant_address_p,
28079 legitimate_constant_p, legitimate_address_p,
28080 vax_mode_dependent_address_p): Change declaration to bool.
28081 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
28082 vax_expand_addsub_di_operands, vax_output_int_subtract,
28083 vax_output_movmemsi): Declare.
28084 (split_quadword_operands, vax_float_literal): Delete declaration.
28085 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
28086 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
28087 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
28088 ASM_OUTPUT_DWARF_PCREL): Define.
28089 (ASM_SPEC): Change definition to allow PIC generation.
28091 2009-04-01 Steve Ellcey <sje@cup.hp.com>
28093 * doc/sourcebuild.texi: Update front-end requirements.
28095 2009-04-01 Jakub Jelinek <jakub@redhat.com>
28098 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
28099 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
28100 (booldi3_internal3): Use boolean_or_operator instead of
28103 2009-04-01 Joseph Myers <joseph@codesourcery.com>
28106 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
28107 declarator whose size is not an integer constant expression but
28108 folds to an integer constant, then treat it as a constant
28111 2009-04-01 Richard Guenther <rguenther@suse.de>
28113 * fold-const.c (fold_plusminus_mult_expr): Do not fold
28114 i * 4 + 2 to (i * 2 + 1) * 2.
28116 2009-04-01 Jakub Jelinek <jakub@redhat.com>
28119 * c-parser.c (c_parser_asm_statement): Skip until close paren and
28120 return if c_parser_asm_string_literal returned NULL.
28122 2009-04-01 Nick Clifton <nickc@redhat.com>
28124 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
28126 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
28127 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
28128 other typedefs to avoid conflicts with libgcc2.c. Define labels
28129 to gain 16-bit bit-manipulation functions from libgcc2.c and then
28131 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
28132 to gain 16-bit trapping arithmetic functions from libgcc2.c and
28135 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
28137 * varasm.c (default_function_rodata_section): Declare DOT as
28140 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
28141 Andrey Galkin <agalkin@hypercom.com>
28144 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
28145 Make object_name unique for each process.
28147 2009-04-01 Jakub Jelinek <jakub@redhat.com>
28150 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
28151 addressable variables in the parallel that could go out of scope while
28152 running queued tasks.
28154 2009-04-01 Anatoly Sokolov <aesok@post.ru>
28156 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
28157 (CASE_VALUES_THRESHOLD): Redefine.
28158 * config/avr/avr.c (avr_override_options): Remove initialization of
28159 avr_case_values_threshold variable.
28160 (avr_case_values_threshold): Remove variable. Add new function.
28161 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
28162 * config/avr/avr.opt (mno-tablejump): Remove option.
28163 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
28165 2009-04-01 DJ Delorie <dj@redhat.com>
28167 * varasm.c (default_function_rodata_section): Don't assume
28168 anything about where the first '.' in the section name is.
28170 2009-04-01 Alan Modra <amodra@bigpond.net.au>
28172 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
28173 rs6000_emit_stack_tie.
28175 2009-03-31 Ian Lance Taylor <iant@google.com>
28177 * tree-eh.c (tree_remove_unreachable_handlers): Compare
28178 gimple_code with GIMPLE_RESX, not RESX.
28180 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28182 * c-common.c (c_get_ident): New.
28183 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
28185 2009-04-01 Ben Elliston <bje@au.ibm.com>
28187 * config/rs6000/sysv4.opt (msdata): Improve option description.
28189 2009-03-31 Steve Ellcey <sje@cup.hp.com>
28191 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
28192 (divdf3_internal_lat): Remove.
28193 (divxf3_internal_lat): Remove.
28194 (divxf3_internal_thr): Remove.
28195 (divxf): Use divxf3_internal.
28196 * config/ia64/div.md (divsf3_internal_lat): New.
28197 (divdf3_internal_lat): New.
28198 (divxf3_internal): New.
28200 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28203 * Makefile.in (USE_GCC_STDINT): Define.
28204 (stmp-int-hdrs): Install stdint.h if applicable.
28205 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
28207 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
28208 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
28209 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
28210 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
28211 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
28212 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
28213 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
28214 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
28215 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
28216 (c_common_nodes_and_builtins): Initialize
28217 underlying_wchar_type_node. Do not initialize
28218 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
28219 nodes for new types.
28220 (c_stddef_cpp_builtins): Define macros for new types.
28221 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
28223 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
28224 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
28225 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
28226 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
28227 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
28228 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
28229 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
28230 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
28231 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
28232 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
28233 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
28234 int16_type_node, int32_type_node, int64_type_node,
28235 uint8_type_node, uint16_type_node, c_uint32_type_node,
28236 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
28237 int_least32_type_node, int_least64_type_node,
28238 uint_least8_type_node, uint_least16_type_node,
28239 uint_least32_type_node, uint_least64_type_node,
28240 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
28241 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
28242 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
28243 uintptr_type_node): Define.
28244 * c-cppbuiltin.c (builtin_define_constants,
28245 builtin_define_type_minmax): New.
28246 (builtin_define_stdint_macros): Define more macros.
28247 (c_cpp_builtins): Define more limit macros.
28248 (type_suffix): New.
28249 (builtin_define_type_max): Define in terms of
28250 builtin_define_type_minmax. Remove is_long parameter. All
28252 * config.gcc (use_gcc_stdint): Define.
28253 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
28254 Add newlib-stdint.h for generic targets.
28255 * config/glibc-stdint.h, config/newlib-stdint.h,
28256 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
28257 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
28258 * config/score/score.h (UINTPTR_TYPE): Define.
28259 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
28260 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
28261 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
28262 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
28263 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
28264 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
28265 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
28266 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
28267 * config/spu/spu.h (STDINT_LONG32): Define.
28268 * configure.ac (use_gcc_stdint): Substitute.
28269 * configure: Regenerate.
28270 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
28271 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
28272 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
28273 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
28274 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
28275 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
28276 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
28277 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
28278 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
28279 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
28280 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
28281 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
28282 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
28283 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
28284 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
28285 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
28286 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
28287 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
28288 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
28289 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
28290 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
28291 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
28292 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
28293 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
28294 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
28295 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
28296 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
28297 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
28298 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
28300 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
28302 * loop-iv.c (suitable_set_for_replacement): Renamed from
28303 simplify_using_assignment; changed to return bool and to accept new
28304 args DEST and SRC. Return true iff we find a source/destination pair
28305 that can be used to make a replacement, and fill SRC and DEST if so.
28306 Remove arg ALTERED. Don't deal with altered regs here. All callers
28308 (simplify_using_initial_values): Deal with altered regs here and track
28309 more precisely the effect they have on the validity of our expression.
28311 * loop-iv.c (simplify_using_condition): A condition of the form
28312 (EQ REG CONST) can be used to simply make a substitution.
28313 (simplify_using_initial_values): Keep track of conditions we have seen
28314 and keep using them to simplify new expressions, while applying the
28315 same substitutions to them as to the expression.
28317 * simplify-rtx.c (simplify_relational_operation_1): Simplify
28318 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
28321 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
28322 changed. Use this when trying to improve the upper bound.
28323 Generate the comparison by using simplify_gen_relational.
28325 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
28327 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
28329 (simplify_using_assignment, simplify_using_initial_values): Call
28330 replace_in_expr to make replacements. Call replace_single_def_regs
28331 once on the initial version of the expression.
28333 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28336 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
28338 2009-03-31 Richard Guenther <rguenther@suse.de>
28340 PR middle-end/31029
28341 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
28342 equality comparisons. Fold C - X CMP X if C % 2 == 1.
28344 2009-03-31 Richard Guenther <rguenther@suse.de>
28346 * tree.h (div_if_zero_remainder): Declare.
28347 * fold-const.c (div_if_zero_remainder): Export.
28348 * tree-ssa-forwprop.c
28349 (forward_propagate_addr_into_variable_array_index): Handle
28350 constant array index addition outside of the variable index.
28352 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28355 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
28356 define_splits, floatunssi<mode>2): Require x87 conversions from
28357 DImode to be permitted.
28359 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28361 PR preprocessor/15638
28362 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
28364 2009-03-31 Richard Guenther <rguenther@suse.de>
28366 PR middle-end/23401
28367 PR middle-end/27810
28368 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
28369 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
28370 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
28371 a separate statement.
28372 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
28373 (lookup_tmp_var): Likewise.
28374 (is_gimple_formal_tmp_or_call_rhs): Remove.
28375 (is_gimple_reg_or_call_rhs): Rename to ...
28376 (is_gimple_reg_rhs_or_call): ... this.
28377 (is_gimple_mem_or_call_rhs): Rename to ...
28378 (is_gimple_mem_rhs_or_call): ... this.
28379 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
28380 DECL_GIMPLE_REG_P only if is_formal is true.
28381 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
28382 for non-proper post-modify expression gimplification.
28383 (gimplify_self_mod_expr): For post-modify expressions gimplify
28384 the lvalue to a minimal lvalue.
28385 (rhs_predicate_for): Remove formal temp case.
28386 (gimplify_modify_expr_rhs): Likewise.
28387 (gimplify_addr_expr): Use is_gimple_reg.
28388 (gimplify_expr): Remove formal temp cases.
28389 (gimple_regimplify_operands): Likewise.
28390 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
28391 and FILTER_EXPR like constants.
28392 * gimple.c (walk_gimple_op): Fix val_only initialization, use
28394 (is_gimple_formal_tmp_rhs): Remove.
28395 (is_gimple_reg_rhs): Remove special casing.
28396 (is_gimple_mem_rhs): Fix.
28397 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
28398 (is_gimple_formal_tmp_var): Remove.
28399 (is_gimple_formal_tmp_reg): Likewise.
28400 (is_gimple_min_lval): Allow invariant component ref parts.
28401 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
28402 is_gimple_formal_tmp_reg): Remove declarations.
28403 * tree-cfg.c (verify_expr): Verify that variables with address
28404 taken do not have DECL_GIMPLE_REG_P set.
28405 * tree-mudflap.c (mf_build_check_statement_for): Use
28406 force_gimple_operand instead of gimplify_expr.
28408 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
28410 * modulo-sched.c (sms_schedule_by_order): Pass the actual
28411 schedulable rows to compute_split_row.
28413 2009-03-31 Ben Elliston <bje@au.ibm.com>
28416 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
28419 2009-03-31 Alan Modra <amodra@bigpond.net.au>
28421 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
28422 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
28423 * configure: Regenerate.
28424 * config.in: Regenerate.
28425 * config/rs6000/rs6000.opt (mtls-markers): Add.
28426 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
28427 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
28428 (tls_ld_aix, tls_ld_sysv): Likewise.
28429 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
28430 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
28432 2009-03-31 Alan Modra <amodra@bigpond.net.au>
28434 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
28436 2009-03-30 Jan Hubicka <jh@suse.cz>
28438 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
28440 (tree_remove_unreachable_handlers): Cleanup EH predecestor
28441 detection and label handling.
28443 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28445 * ira-int.h (ira_allocno): Rename left_conflicts_num to
28446 left_conflicts_size.
28447 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
28448 ALLOCNO_LEFT_CONFLICTS_SIZE.
28450 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
28451 remove_allocno_from_bucket_and_push,
28452 allocno_spill_priority_compare, push_allocnos_to_stack,
28453 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
28454 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
28455 (setup_allocno_left_conflicts_num): Ditto. Rename to
28456 setup_allocno_left_conflicts_size.
28457 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
28458 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
28459 setup_allocno_left_conflicts_size instead of
28460 setup_allocno_left_conflicts_num.
28462 * ira-build.c (ira_create_allocno): Use
28463 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
28464 ALLOCNO_LEFT_CONFLICTS_NUM.
28466 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28468 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
28469 instead of DF_LR_OUT.
28471 * ira-lives.c (process_bb_node_lives): Ditto.
28473 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
28474 instead of DF_LR_{OUT,IN}.
28476 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
28478 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
28480 2009-03-30 Jan Hubicka <jh@suse.cz>
28482 * except.c (label_to_region_map): Fix thinko.
28484 2009-03-30 Steve Ellcey <sje@cup.hp.com>
28486 PR middle-end/38237
28487 * tree.h (tree_find_value): New declaration.
28488 * tree.c (tree_find_value): New function.
28489 * varasm.c (assemble_external): Avoid duplicate entries on lists.
28491 2009-03-30 Jakub Jelinek <jakub@redhat.com>
28494 * c-decl.c (struct c_binding): Add locus field.
28495 (bind): Add locus argument, set locus field from it.
28496 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
28497 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
28498 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
28499 implicitly_declare, undeclared_variable, lookup_label,
28500 declare_label, c_make_fname_decl, c_builtin_function,
28501 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
28504 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
28507 * config/i386/i386.c (classify_argument): Check total size of
28510 2009-03-30 Martin Jambor <mjambor@suse.cz>
28512 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
28513 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
28514 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
28517 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
28518 seen_variable_array_ref while also traversing a union.
28520 * tree-inline.c (optimize_inline_calls): Do not call
28521 cgraph_node_remove_callees.
28522 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
28523 (pass_remove_cgraph_callee_edges): New variable.
28524 * passes.c (init_optimization_passes): Add
28525 pass_remove_cgraph_callee_edges after early inlining and before all
28526 late intraprocedural passes.
28528 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
28530 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28532 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
28533 Fix typos in names.
28535 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28537 * combine.c (simplify_comparison): Use have_insn_for.
28538 * dojump.c (do_jump): Likewise.
28540 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28542 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
28543 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
28544 sparc_compare_op0 like sparc_compare_emitted used to be handled.
28545 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
28546 instead of sparc_compare_emitted.
28547 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
28548 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
28549 instead of sparc_compare_emitted.
28551 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28553 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
28554 enter/exit cfglayout mode.
28555 (pass_partition_block): Require it.
28556 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
28557 (combine_instructions): Track basic blocks instead of labels.
28558 (update_cfg_for_uncondjump): New.
28559 (try_combine): Use it. Update jumps after rescanning.
28560 (pass_combine): Require PROP_cfglayout.
28561 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
28563 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28565 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
28566 Provide/destroy PROP_cfglayout respectively.
28567 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
28568 * tree-pass.h (PROP_cfglayout): New.
28570 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28572 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
28573 fold_convert_const_fixed_from_fixed,
28574 fold_convert_const_fixed_from_int,
28575 fold_convert_const_fixed_from_real, fold_negate_const): Do not
28576 set TREE_CONSTANT_OVERFLOW.
28577 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
28578 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
28580 2009-03-30 Ira Rosen <irar@il.ibm.com>
28582 * tree-vect-loop-manip.c: New file.
28583 * tree-vectorizer.c: Update documentation and included files.
28584 (vect_loop_location): Make extern.
28585 (rename_use_op): Move to tree-vect-loop-manip.c
28586 (rename_variables_in_bb, rename_variables_in_loop,
28587 slpeel_update_phis_for_duplicate_loop,
28588 slpeel_update_phi_nodes_for_guard1,
28589 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
28590 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
28591 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
28592 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
28593 find_loop_location): Likewise.
28594 (new_stmt_vec_info): Move to tree-vect-stmts.c.
28595 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
28596 get_vectype_for_scalar_type, vect_is_simple_use,
28597 supportable_widening_operation, supportable_narrowing_operation):
28599 (bb_in_loop_p): Move to tree-vect-loop.c.
28600 (new_loop_vec_info, destroy_loop_vec_info,
28601 reduction_code_for_scalar_code, report_vect_op,
28602 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
28603 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
28604 (vect_supportable_dr_alignment): Likewise.
28605 * tree-vectorizer.h (tree-data-ref.h): Include.
28606 (vect_loop_location): Declare.
28607 Reorganize function declarations according to the new file structure.
28608 * tree-vect-loop.c: New file.
28609 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
28610 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
28611 * tree-vect-data-refs.c: New file.
28612 * tree-vect-patterns.c (timevar.h): Don't include.
28613 * tree-vect-stmts.c: New file.
28614 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
28615 tree-vect-slp.c, tree-vect-loop.c.
28616 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
28617 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
28618 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
28619 (tree-vect-analyze.o): Remove.
28620 (tree-vect-transform.o): Likewise.
28621 (tree-vect-data-refs.o): Add rule.
28622 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
28623 tree-vect-slp.o): Likewise.
28624 (tree-vect-patterns.o): Remove redundant dependencies.
28625 (tree-vectorizer.o): Likewise.
28626 * tree-vect-slp.c: New file.
28628 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28630 * optc-gen.awk: Warn if an option flag has multiple different
28633 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
28635 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
28636 -floop-block): Document dependences on PPL, CLooG and Graphite.
28638 2009-03-30 Joseph Myers <joseph@codesourcery.com>
28640 PR rtl-optimization/323
28641 * c-common.c (c_fully_fold, convert_and_check,
28642 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
28643 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
28644 * c-common.def (EXCESS_PRECISION_EXPR): New.
28645 * c-cppbuiltin.c (builtin_define_float_constants): Define
28646 constants with enough digits for long double.
28647 * c-lex.c (interpret_float): Interpret constant with excess
28648 precision where appropriate.
28649 * c-opts.c (c_common_post_options): Set
28650 flag_excess_precision_cmdline. Give an error for
28651 -fexcess-precision=standard for C++ for processors where the
28652 option is significant.
28653 * c-parser.c (c_parser_conditional_expression): Handle excess
28654 precision in condition.
28655 * c-typeck.c (convert_arguments): Handle arguments with excess
28657 (build_unary_op): Move excess precision outside operation.
28658 (build_conditional_expr): Likewise.
28659 (build_compound_expr): Likewise.
28660 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
28661 (build_modify_expr): Handle excess precision in RHS.
28662 (convert_for_assignment): Handle excess precision in converted
28664 (digest_init, output_init_element, process_init_element): Handle
28665 excess precision in initializer.
28666 (c_finish_return): Handle excess precision in return value.
28667 (build_binary_op): Handle excess precision in operands and add
28668 excess precision as needed for operation.
28669 * common.opt (-fexcess-precision=): New option.
28670 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
28671 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
28672 For standard excess precision, output explicit conversion to and
28673 truncation from XFmode.
28674 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
28675 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
28676 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
28677 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
28678 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
28679 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
28680 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
28681 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
28682 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
28683 define_splits, sqrt<mode>2): Disable where appropriate for
28684 standard excess precision.
28685 * convert.c (convert_to_real): Do not shorten arithmetic to type
28686 for which excess precision would be used.
28687 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
28688 * doc/invoke.texi (-fexcess-precision=): Document option.
28689 (-mfpmath=): Correct index entry.
28690 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
28691 flag_excess_precision): New.
28692 * langhooks.c (lhd_post_options): Set
28693 flag_excess_precision_cmdline.
28694 * opts.c (common_handle_option): Handle -fexcess-precision=.
28695 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
28696 init_excess_precision): New.
28697 (lang_dependent_init_target): Call init_excess_precision.
28698 * tree.c (excess_precision_type): New.
28699 * tree.h (excess_precision_type): Declare.
28701 2009-03-30 Joseph Myers <joseph@codesourcery.com>
28704 * c-typeck.c (build_component_ref): Do not copy qualifiers from
28705 non-lvalue to component.
28707 2009-03-29 Joseph Myers <joseph@codesourcery.com>
28709 PR preprocessor/34695
28710 * Makefile.in (c-opts.o): Depend on c-tree.h.
28711 * c-common.c: Move down include of diagnostic.h.
28712 (done_lexing, c_cpp_error): New.
28713 * c-common.h (done_lexing): Declare.
28714 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
28716 * c-opts.c: Include c-tree.h.
28717 (c_common_init_options): Set preprocessor error callback.
28718 (c_common_handle_option): Do not set preprocessor
28719 inhibit_warnings, warnings_are_errors, warn_system_headers,
28720 pedantic_errors or inhibit_warnings flags.
28721 (c_common_post_options): Do not check cpp_errors (parse_in).
28722 (c_common_finish): Do not output dependencies if there were
28723 errors. Do not check return value of cpp_finish.
28724 * c-ppoutput.c (pp_file_change): Set input_location.
28725 * c-tree.h (c_cpp_error): Declare.
28726 * diagnostic.c (diagnostic_set_info_translated): Also initialize
28728 (diagnostic_build_prefix): Check override_column.
28729 * diagnostic.h (diagnostic_info): Add override_column field.
28730 (diagnostic_override_column): Define.
28732 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
28734 * c-common.c (c_expand_expr, c_staticp): Remove.
28735 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
28736 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
28737 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
28738 * c-gimplify.c (gimplify_compound_literal_expr,
28739 optimize_compound_literals_in_ctor): Remove.
28740 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
28741 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
28742 * c-semantics.c (emit_local_var): Remove.
28744 * langhooks-def.h (lhd_expand_expr): Remove.
28745 * langhooks.c (lhd_expand_expr): Remove.
28746 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
28748 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
28749 handling from c-semantics.c; don't call into langhook.
28750 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
28751 * gimplify.c (gimplify_compound_literal_expr,
28752 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
28753 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
28754 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
28755 as was done in c-gimplify.c.
28756 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
28757 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
28758 Move from c-common.h.
28759 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
28761 * tree.c (staticp): Do not call langhook.
28762 * langhooks.c (lhd_staticp): Delete.
28763 * langhooks-def.h (lhd_staticp): Delete prototype.
28764 (LANG_HOOKS_STATICP): Delete.
28765 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
28767 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
28768 instead of DECL_STMTs.
28770 2009-03-29 Joseph Myers <joseph@codesourcery.com>
28778 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
28780 (fold_call_expr): Return a NOP_EXPR from folding rather than the
28781 contained expression.
28782 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
28783 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
28784 conditional expressions for C.
28785 (decl_constant_value_for_optimization): Move from
28786 decl_constant_value_for_broken_optimization in c-typeck.c. Check
28787 whether optimizing and that the expression is a VAR_DECL not of
28788 array type instead of doing such checks in the caller. Do not
28789 check pedantic. Call gcc_unreachable for C++.
28790 * c-common.def (C_MAYBE_CONST_EXPR): New.
28791 * c-common.h (c_fully_fold, c_save_expr,
28792 decl_constant_value_for_optimization): New prototypes.
28793 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
28794 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
28795 EXPR_INT_CONST_OPERANDS): Define.
28796 * c-convert.c (convert): Strip nops from expression.
28797 * c-decl.c (groktypename): Take extra parameters expr and
28798 expr_const_operands. Update call to grokdeclarator.
28799 (start_decl): Update call to grokdeclarator. Add statement for
28800 expressions used in type of decl.
28801 (grokparm): Update call to grokdeclarator.
28802 (push_parm_decl): Update call to grokdeclarator.
28803 (build_compound_literal): Add parameter non_const and build a
28804 C_MAYBE_COSNT_EXPR if applicable.
28805 (grokdeclarator): Take extra parameters expr and
28806 expr_const_operands. Track expressions used in declaration
28807 specifiers and declarators. Fold array sizes and track whether
28808 they are constant expressions and whether they are integer
28809 constant expressions.
28810 (parser_xref_tag): Set expr and expr_const_operands fields in
28812 (grokfield): Update call to grokdeclarator.
28813 (start_function): Update call to grokdeclarator.
28814 (build_null_declspecs): Set expr and expr_const_operands fields in
28816 (declspecs_add_type): Handle expressions in typeof specifiers.
28817 * c-parser.c (c_parser_declspecs): Set expr and
28818 expr_const_operands fields for declaration specifiers.
28819 (c_parser_enum_specifier): Likewise.
28820 (c_parser_struct_or_union_specifier): Likewise.
28821 (c_parser_typeof_specifier): Likewise. Update call to
28822 groktypename. Fold expression as needed. Return expressions with
28823 type instead of adding statements.
28824 (c_parser_attributes): Update calls to c_parser_expr_list.
28825 (c_parser_statement_after_labels): Fold expression before passing
28826 to objc_build_throw_stmt.
28827 (c_parser_condition): Fold expression.
28828 (c_parser_asm_operands): Fold expression.
28829 (c_parser_conditional_expression): Use c_save_expr. Update call
28830 to build_conditional_expr.
28831 (c_parser_alignof_expression): Update call to groktypename.
28832 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
28833 original_code. Fold expression argument of va_arg. Create
28834 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
28835 argument to va_arg. Update calls to groktypename. Fold array
28836 index for offsetof. Verify that first argument to
28837 __builtin_choose_expr has integer type.
28838 (c_parser_postfix_expression_after_paren_type): Update calls to
28839 groktypename and build_compound_literal. Handle expressions with
28840 side effects in type name.
28841 (c_parser_postfix_expression_after_primary): Update call to
28842 c_parser_expr_list. Set original_code for calls to
28843 __builtin_constant_p.
28844 (c_parser_expr_list): Take extra parameter fold_p. Fold
28845 expressions if requested.
28846 (c_parser_objc_type_name): Update call to groktypename.
28847 (c_parser_objc_synchronized_statement): Fold expression.
28848 (c_parser_objc_receiver): Fold expression.
28849 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
28850 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
28851 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
28852 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
28853 (struct c_typespec): Add elements expr and expr_const_operands.
28854 (struct c_declspecs): Add elements expr and expr_const_operands.
28855 (groktypename, build_conditional_expr, build_compound_literal):
28857 (in_late_binary_op): Declare.
28858 * c-typeck.c (note_integer_operands): New function.
28859 (in_late_binary_op): New variable.
28860 (decl_constant_value_for_broken_optimization): Move to c-common.c
28861 and rename to decl_constant_value_for_optimization.
28862 (default_function_array_conversion): Do not strip nops.
28863 (default_conversion): Do not call
28864 decl_constant_value_for_broken_optimization.
28865 (build_array_ref): Do not fold result.
28866 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
28867 result when operand is a VLA.
28868 (c_expr_sizeof_type): Update call to groktypename. Handle
28869 expressions included in type name. Use C_MAYBE_CONST_EXPR for
28870 result when operand names a VLA type.
28871 (build_function_call): Update call to build_compound_literal.
28872 Only fold result for calls to __builtin_* functions. Strip
28873 NOP_EXPR from INTEGER_CST returned from such functions. Fold
28874 the function designator.
28875 (convert_arguments): Fold arguments. Update call to
28876 convert_for_assignment.
28877 (build_unary_op): Handle increment and decrement of
28878 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
28879 decrement earlier. Fold operand of increment and decrement.
28880 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
28881 built for integer operand. Wrap returns that are INTEGER_CSTs
28882 without being integer constant expressions or that have integer
28883 constant operands without being INTEGER_CSTs.
28884 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
28885 (build_conditional_expr): Add operand ifexp_bcp. Track whether
28886 result is an integer constant expression or can be used in
28887 unevaluated parts of one and avoid folding and wrap as
28888 appropriate. Fold operands before possibly doing -Wsign-compare
28890 (build_compound_expr): Wrap result for C99 if operands can be used
28891 in integer constant expressions.
28892 (build_c_cast): Update call to digest_init. Do not ignore
28893 overflow from casting floating-point constants to integers. Wrap
28894 results that could be confused with integer constant expressions,
28895 null pointer constants or floating-point constants.
28896 (c_cast_expr): Update call to groktypename. Handle expressions
28897 included in type name.
28898 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
28899 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
28900 Update calls to convert_for_assignment.
28901 (convert_for_assignment): Take new parameter
28902 null_pointer_constant. Do not strip nops or call
28903 decl_constant_value_for_broken_optimization. Set
28904 in_late_binary_op for conversions to boolean.
28905 (store_init_value): Update call to digest_init.
28906 (digest_init): Take new parameter null_pointer_constant. Do not
28907 call decl_constant_value_for_broken_optimization. pedwarn for
28908 initializers not constant expressions. Update calls to
28909 convert_for_assignment.
28910 (constructor_nonconst): New.
28911 (struct constructor_stack): Add nonconst element.
28912 (really_start_incremental_init, push_init_level, pop_init_level):
28913 Handle constructor_nonconst and nonconst element.
28914 (set_init_index): Call constant_expression_warning for array
28916 (output_init_element): Fold value. Set constructor_nonconst as
28917 applicable. pedwarn for initializers not constant expressions.
28918 Update call to digest_init. Call constant_expression_warning
28919 where constant initializers are required.
28920 (process_init_element): Use c_save_expr.
28921 (c_finish_goto_ptr): Fold expression.
28922 (c_finish_return): Fold return value. Update call to
28923 convert_for_assignment.
28924 (c_start_case): Fold switch expression.
28925 (c_process_expr_stmt): Fold expression.
28926 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
28927 ensure statement expression is not evaluated in constant expression.
28928 (build_binary_op): Track whether results are integer constant
28929 expressions or may occur in such, disable folding and wrap results
28930 as applicable. Fold operands for -Wsign-compare warnings unless
28932 (c_objc_common_truthvalue_conversion): Handle results folded to
28933 integer constants that are not integer constant expressions.
28934 * doc/extend.texi: Document when typeof operands are evaluated,
28935 that condition of __builtin_choose_expr is an integer constant
28936 expression, and more about use of __builtin_constant_p in
28939 2009-03-29 Richard Guenther <rguenther@suse.de>
28941 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
28942 propagate addresses of array references.
28944 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
28946 * regmove.c (perhaps_ends_bb_p): Remove.
28947 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
28948 from INSN and check that the main loop stays within that basic block.
28949 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
28950 (regmove_forward_pass): Split out from regmove_optimize. Use
28951 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
28952 (regmove_backward_pass): Split out from regmove_optimize. Use
28953 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
28954 (regmove_optimize): Simplify.
28956 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
28959 * config/i386/i386.c (classify_argument): Ignore flexible array
28960 member in struct and warn ABI change.
28962 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
28964 * config/i386/i386-protos.h (ix86_agi_dependent): New.
28966 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
28967 (ix86_adjust_cost): Updated.
28969 2009-03-29 Jan Hubicka <jh@suse.cz>
28971 PR middle-end/28850
28972 * tree-pass.h (pass_cleanup_eh): New function.
28973 (remove_unreachable_regions): Break code handling RTL
28974 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
28975 that can not be reached by runtime.
28976 (can_be_reached_by_runtime): New function.
28977 (label_to_region_map): New function.
28978 (num_eh_regions): New function.
28979 (rtl_remove_unreachable_regions): New function.
28980 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
28981 (remove_eh_region): New function.
28982 * except.h: Include sbitmap and vecprim.
28983 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
28984 num_eh_regions): Declare.
28985 * passes.c (init_optimization_passes): Schedule cleanup_eh.
28986 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
28987 * tree-eh.c (tree_remove_unreachable_handlers): New function.
28988 (tree_empty_eh_handler_p): New function.
28989 (cleanup_empty_eh): New function.
28990 (cleanup_eh): New function.
28991 (pass_cleanup_eh): New function.
28993 2009-03-29 Jan Hubicka <jh@suse.cz>
28995 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
28996 for removed regions.
28998 2009-03-29 Jan Hubicka <jh@suse.cz>
29000 * except.c (dump_eh_tree): Dump all datastructures.
29002 2009-03-29 Jan Hubicka <jh@suse.cz>
29004 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
29005 (duplicate_eh_regions_1): Likewise.
29006 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
29007 vector; call EH verification.
29008 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
29009 Be ready for region being removed.
29011 2009-03-29 Jan Hubicka <jh@suse.cz>
29013 * bitmap.c (bitmap_last_set_bit): New function.
29014 * bitmap.h (bitmap_last_set_bit): Declare.
29016 2009-03-29 David Ayers <ayers@fsfe.org>
29019 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
29020 by calling objc_compare_types and surpress warnings about
29021 incompatible C pointers that are compatible ObjC pointers.
29023 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
29025 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
29026 call initialize_inline_failed.
29027 (initialize_inline_failed): Move it from here ...
29028 * cgraph.c (initialize_inline_failed): ... to here.
29029 (cgraph_create_edge): Call initialize_inline_failed rather than
29030 setting inline_failed directly.
29032 2009-03-29 Ben Elliston <bje@au.ibm.com>
29035 * sysv4.opt (msdata): Improve comment.
29036 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
29037 * sysv4.h (SVR4_ASM_SPEC): Likewise.
29039 2009-03-29 Ben Elliston <bje@au.ibm.com>
29042 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
29043 load and store attributes.
29045 2009-03-29 Ben Elliston <bje@au.ibm.com>
29047 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
29048 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
29049 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
29050 * doc/extend.texi (X86 Built-in Functions): Add index entries for
29051 __builtin_infq and __builtin_huge_valq.
29053 2009-03-28 Anatoly Sokolov <aesok@post.ru>
29055 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
29057 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
29058 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
29060 2009-03-28 Xinliang David Li <davidxl@google.com>
29062 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
29063 (do_dbg_cnt): New function.
29065 2009-03-28 Jan Hubicka <jh@suse.cz>
29067 Merge from pretty-ipa:
29069 2009-03-27 Jan Hubicka <jh@suse.cz>
29071 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
29072 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
29073 * passes.c (function_called_by_processed_nodes_p): New.
29074 * ipa-pure-const.c (check_call): Fix handling of operands.
29075 (analyze_function): Dump debug output for skipped bodies.
29076 (local_pure_const): Use function_called_by_processed_nodes_p.
29077 * dwarf2out.c (reference_to_unused): Use output.
29078 * passes.c (do_per_function_toporder): Likewise.
29080 2008-11-12 Jan Hubicka <jh@suse.cz>
29082 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
29083 * ipa-pure-const.c (funct_state_d): Add can throw field; make
29084 state_set_in_source enum
29085 (check_decl): Ignore memory tags; do not set fake looping flags;
29087 (check_operand, check_tree, check_rhs_var, check_lhs_var,
29088 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
29089 (check_call, analyze_function): Rewrite.
29091 (add_new_function): Update call of analyze_function.
29092 (generate_summary): Add call of analyze_function.
29093 (propagate): Propagate can_throw; handle state_set_in_source correctly.
29094 (local_pure_const): New function.
29095 (pass_local_pure_const): New pass.
29096 * ipa-inline.c (inline_transform): Set after_inlining.
29097 * tree-eh.c (stmt_can_throw_external): New.
29098 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
29099 work with aliasing built.
29100 * tree-flow.h (stmt_can_throw_external): New.
29101 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
29102 and local pure/const pass in early and late optimization queue.
29104 2009-03-28 Martin Jambor <mjambor@suse.cz>
29106 * fold-const.c (get_pointer_modulus_and_residue): New parameter
29108 (fold_binary): Allow function decl aligment consideration is the
29109 second argument is integer constant one.
29110 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
29111 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
29112 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
29114 2009-03-28 Jan Hubicka <jh@suse.cz>
29116 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
29117 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
29118 * function.h (rtl_data): Add nothrow flag.
29119 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
29120 set DECL_NOTHROW for AVAILABLE functions.
29122 2009-03-28 Jakub Jelinek <jakub@redhat.com>
29124 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
29125 following vector keyword has expansion starting with pixel or bool
29126 keyword, expand vector to __vector and pixel or bool to __pixel or
29130 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
29131 warn_if_disallowed_function_p): Removed.
29132 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
29133 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
29134 warning_if_disallowed_function_p.
29135 * flags.h (warn_if_disallowed_function_p,
29136 warn_disallowed_functions): Removed.
29137 * common.opt (Wdisallowed-function-list=): Removed.
29138 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
29140 2009-03-28 Richard Guenther <rguenther@suse.de>
29142 PR tree-optimization/38723
29143 * tree-ssa-pre.c (compute_avail): Add all default definitions to
29146 2009-03-28 Jan Hubicka <jh@suse.cz>
29148 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
29149 test introduced by my previous patch.
29151 2009-03-28 Richard Guenther <rguenther@suse.de>
29153 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
29154 the PHIs value undefined.
29156 2009-03-28 Jan Hubicka <jh@suse.cz>
29158 * tree-pass.h (pass_fixup_cfg): New pass.
29159 * ipa-inline.c (inline_transform): Set
29160 always_inline_functions_inlined/after_inlining.
29161 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
29162 (pass_fixup_cfg): New pass.
29163 * passes.c (init_optimization_passes): Add fixup_cfg.
29165 2009-03-28 Richard Guenther <rguenther@suse.de>
29167 PR tree-optimization/38458
29168 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
29169 argument use the arguments copy-of value.
29171 2009-03-28 Richard Guenther <rguenther@suse.de>
29173 PR tree-optimization/38180
29174 * tree-ssa-ccp.c (get_default_value): Simplify.
29175 (likely_value): Likewise.
29176 (surely_varying_stmt_p): Properly handle VOP case.
29177 (ccp_initialize): Likewise.
29178 (ccp_fold): Handle propagating through *&.
29179 (fold_const_aggregate_ref): Also handle decls.
29181 2009-03-28 Jan Hubicka <jh@suse.cz>
29183 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
29184 * cgraph.h (cgraph_node): Likewise.
29185 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
29186 (cgraph_reset_node): Use process flag.
29187 (cgraph_mark_functions_to_output): Likewise.
29188 (cgraph_expand_function): Likewise.
29189 (cgraph_expand_all_functions): Likewise.
29190 (cgraph_output_in_order): Likewise.
29191 * dwarf2out.c (reference_to_unused): Likewise.
29192 * passes.c do_per_function_toporder): Likewise.
29194 2009-03-28 Jan Hubicka <jh@suse.cz>
29196 Bring from lto-branch:
29198 2008-09-03 Doug Kwan <dougkwan@google.com>
29200 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
29201 enums instead of reason strings.
29202 * cgraph.c (cgraph_create_edge): Same.
29203 (cgraph_inline_failed_string): New function.
29204 * cgraph.h (cgraph_inline_failed_t): New enum type.
29205 (cgraph_inline_failed_string): New prototype.
29206 (struct cgraph_edge): Change type of INLINED_FAILED from constant
29207 char pointer to cgraph_inline_failed_t.
29208 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
29209 (cgraph_default_inline_p): Ditto.
29210 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
29211 to cgraph_inline_failed_t pointer.
29212 * cif-code.def: New file.
29213 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
29215 (cgraph_check_inline_limits): Change type of REASON to pointer to
29216 cgraph_inline_failed_t. Replace reason strings with enums.
29217 (cgraph_default_inline_p): Ditto.
29218 (cgraph_recursive_inlining_p): Ditto.
29219 (update_caller_keys): Change type of FAILED_REASON to
29220 cgraph_inline_failed_t.
29221 (cgraph_set_inline_failed): Change type of REASON to pointer to
29222 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
29223 convert enums to strings for text output.
29224 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
29225 to be of type cgraph_inline_failed_t. Replace reason strings with
29226 enums. Call cgraph_inline_failed_string to covert enums
29227 to strings for text output.
29228 (cgraph_decide_inlining): Replace reason strings with enums.
29229 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
29230 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
29232 * tree-inline.c (expand_call_inline): Change type of REASON
29233 to cgraph_inline_failed_t. Replace reason strings with enums.
29234 Call cgraph_inline_failed_string for text output.
29235 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
29238 2009-03-28 Jan Hubicka <jh@suse.cz>
29240 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
29241 cgraph_clone_node): Remove master clone handling.
29242 (cgraph_is_master_clone, cgraph_master_clone): Remove.
29243 * cgraph.h (master_clone): Remove.
29244 (cgraph_is_master_clone, cgraph_master_clone): Remove.
29245 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
29246 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
29248 2009-03-28 Jan Hubicka <jh@suse.cz>
29250 * cgraph.c (cgraph_function_body_availability): Functions declared
29251 inline are always safe to assume that it is not going to be replaced.
29253 2009-03-28 Richard Guenther <rguenther@suse.de>
29255 PR tree-optimization/38513
29256 * tree-ssa-pre.c (eliminate): Remove redundant stores.
29257 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
29258 EXC_PTR_EXPR and FILTER_EXPR.
29259 (get_ref_from_reference_ops): Likewise.
29261 2009-03-28 Richard Guenther <rguenther@suse.de>
29263 PR tree-optimization/38968
29264 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
29265 Use FLOOR_MOD_EXPR to compute misalignment.
29267 2009-03-28 Richard Guenther <rguenther@suse.de>
29269 PR tree-optimization/37795
29270 * tree.h (combine_comparisons): Declare.
29271 * fold-const.c (combine_comparisons): Export.
29272 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
29274 (ifcombine_iforif): Use combine_comparisons.
29276 2009-03-28 Jan Hubicka <jh@suse.cz>
29278 * tree-eh.c (inlinable_call_p): New function.
29279 (make_eh_edges): Use it.
29280 (verify_eh_edges): Use it.
29281 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
29282 * except.c (reachable_next_level): Add inlinable_function argument
29283 (sjlj_find_directly_reachable_regions): Update.
29284 (add_reachable_handler): Do not set saw_any_handlers.
29285 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
29286 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
29287 Add new inlinable call parameter.
29288 (can_throw_internal, can_throw_external): Update.
29289 * except.h (can_throw_internal_1, can_throw_external_1,
29290 foreach_reachable_handler): Update declaration.
29292 2009-03-28 Joseph Myers <joseph@codesourcery.com>
29294 * config/arm/t-arm-coff, config/h8300/coff.h,
29295 config/i386/i386-aout.h, config/i386/i386-coff.h,
29296 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
29297 config/pdp11/2bsd.h, config/rs6000/aix41.h,
29298 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
29299 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
29300 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
29301 sys-types.h: Remove.
29302 * Makefile.in: Remove protoize and fixproto support and references
29304 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
29305 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
29307 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
29308 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
29309 unprotoize$(exeext).
29310 (rest.encap): Don't depend on $(STMP_FIXPROTO)
29311 (.PHONY): Don't depend on proto.
29312 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
29313 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
29314 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
29315 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
29316 build/gen-protos.o, build/scan.o, xsys-protos.h,
29317 build/fix-header$(build_exeext), build/fix-header.o,
29318 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
29319 stmp-install-fixproto): Remove.
29320 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
29321 SYSCALLS.c or fixproto files.
29322 (install-common): Don't install protoize.
29323 (install-headers-tar, install-headers-cpio, install-headers-cp):
29324 Don't depend on $(STMP_FIXPROTO).
29325 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
29326 install fixproto files or write out fixproto settings.
29327 (uninstall): Don't uninstall protoize.
29328 * config.gcc (use_fixproto): Remove.
29329 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
29330 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
29331 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
29332 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
29333 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
29334 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
29335 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
29336 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
29337 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
29338 * config/t-vxworks (STMP_FIXPROTO): Remove.
29339 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
29340 STMP_FIXPROTO): Remove.
29341 * config.in, configure: Regenerate.
29342 * crtstuff.c (gid_t, uid_t): Don't undefine.
29343 * doc/install.texi: Change m68k-coff to m68k-elf in example.
29344 (arm-*-coff, arm-*-aout: Remove target entries.
29345 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
29346 Remove mention of AIX 4.1.
29347 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
29348 * doc/invoke.texi (Running Protoize): Remove.
29349 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
29350 (Protoize Caveats): Remove.
29351 * tsystem.h: Update comments on headers assumed to exist.
29353 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
29355 * genautomata.c: Add a new year to the copyright. Add a new
29357 (struct insn_reserv_decl): Add comments for member bypass_list.
29358 (find_bypass): Remove.
29359 (insert_bypass): New.
29360 (process_decls): Use insert_bypass.
29361 (output_internal_insn_latency_func): Output all bypasses with the
29362 same input insn in one switch case.
29364 * rtl.def (define_bypass): Describe bypass choice.
29365 * doc/md.texi (define_bypass): Ditto.
29367 2009-03-27 Richard Guenther <rguenther@suse.de>
29369 * gimplify.c (mark_addressable): Export.
29370 * tree-flow.h (mark_addressable): Declare.
29371 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
29372 * tree-ssa.c (verify_phi_args): Verify that address taken
29373 variables have TREE_ADDRESSABLE set.
29375 2009-03-27 Richard Guenther <rguenther@suse.de>
29377 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
29378 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
29379 Do not mark decls TREE_ADDRESSABLE.
29380 (build_fold_addr_expr): Adjust.
29381 (fold_addr_expr): Remove.
29382 (fold_unary): Use build_fold_addr_expr.
29383 (fold_comparison): Likewise.
29384 (split_address_to_core_and_offset): Likewise.
29385 * coverage.c (tree_coverage_counter_addr): Mark the array decl
29387 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
29388 (gimplify_modify_expr_to_memcpy): Mark source and destination
29390 * omp-low.c (create_omp_child_function): Mark the object decl
29392 (lower_rec_input_clauses): Mark the var we take the address of
29394 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
29396 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29398 PR middle-end/39315
29399 * cfgexpand.c (expand_one_stack_var_at): Change alignment
29400 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
29402 2009-03-27 Richard Guenther <rguenther@suse.de>
29404 PR tree-optimization/39120
29405 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
29407 (handle_lhs_call): Process return constraints. Add escape
29408 constraints if necessary.
29409 (handle_const_call): Fill out return constraints. Make nested
29410 case more precise. Avoid consttmp if possible.
29411 (handle_pure_call): Fill out return constraints. Avoid
29412 callused if possible.
29413 (find_func_aliases): Simplify call handling.
29415 2009-03-27 Richard Guenther <rguenther@suse.de>
29417 PR tree-optimization/39120
29418 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
29419 as a representative.
29420 (solve_graph): Do propagate CALLUSED.
29421 (handle_pure_call): Use a scalar constraint from CALLUSED for
29423 (find_what_p_points_to): CALLUSED shall not appear in poins-to
29426 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29429 * c-common.c (handle_aligned_attribute): Properly check alignment
29430 overflow. Use (1U << i) instead of (1 << i).
29432 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
29434 * expr.h (get_mem_align_offset): Updated.
29436 * tree.h (tree_decl_common): Change align to "unsigned int" and
29437 move it before pointer_alias_set.
29439 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29440 Jakub Jelinek <jakub@redhat.com>
29443 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
29444 gr_register_operand with gr_reg_or_0_operand.
29445 (cmpxchg_rel_di): Likewise.
29446 (sync_lock_test_and_set<mode>): Likewise.
29448 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29450 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
29451 (true_regnum): Likewise.
29453 * rtlanal.c (subreg_info): Moved to ...
29454 * rtl.h (subreg_info): Here. New.
29455 (subreg_get_info): New.
29457 * rtlanal.c (subreg_get_info): Make it extern.
29459 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29462 * config/i386/i386.c (ix86_abi): New.
29463 (override_options): Handle -mabi=.
29464 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
29465 (ix86_call_abi_override): Likewise.
29466 (init_cumulative_args): Likewise.
29467 (function_arg_advance): Likewise.
29468 (function_arg_64): Likewise.
29469 (function_arg): Likewise.
29470 (ix86_pass_by_reference): Likewise.
29471 (ix86_function_value_regno_p): Likewise.
29472 (ix86_build_builtin_va_list_abi): Likewise.
29473 (setup_incoming_varargs_64): Likewise.
29474 (is_va_list_char_pointer): Likewise.
29475 (ix86_init_machine_status): Likewise.
29476 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
29477 (ix86_function_type_abi): Return enum calling_abi. Rewrite
29478 for 64bit. Replace DEFAULT_ABI with ix86_abi.
29479 (ix86_function_abi): Make it static and return enum calling_abi.
29480 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
29482 (ix86_fn_abi_va_list): Updated.
29484 * config/i386/i386.h (ix86_abi): New.
29485 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
29486 (CONDITIONAL_REGISTER_USAGE): Likewise.
29487 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
29488 (machine_function): Likewise.
29490 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
29492 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
29493 (STACK_BOUNDARY): Likewise.
29494 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
29496 * config/i386/i386.opt (mabi=): New.
29498 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
29499 return enum calling_abi.
29500 (ix86_function_type_abi): Likewise.
29501 (ix86_function_abi): Removed.
29503 * doc/invoke.texi: Document -mabi= option for x86.
29505 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29507 * builtins.c (real_dconstp): Delete.
29508 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
29510 2009-03-27 Dodji Seketeli <dodji@redhat.com>
29511 Jakub Jelinek <jakub@redhat.com>
29514 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
29515 (gen_subprogram_die): When a function is explicit, generate the
29516 DW_AT_explicit attribute.
29517 * langhooks.h (struct lang_hooks_for_decls): Add
29518 function_decl_explicit_p langhook.
29519 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
29520 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
29522 2009-03-27 Jakub Jelinek <jakub@redhat.com>
29524 * builtins.c (fold_builtin_memory_op): Optimize memmove
29525 into memcpy if we can prove source and destination don't overlap.
29527 * tree-inline.c: Include gt-tree-inline.h.
29528 (clone_fn_id_num): New variable.
29529 (clone_function_name): New function.
29530 (tree_function_versioning): Use it.
29531 * Makefile.in (GTFILES): Add tree-inline.c.
29533 2009-03-27 Mark Mitchell <mark@codesourcery.com>
29535 * BASE-VER: Change to 4.5.0.
29537 2009-03-27 Xinliang David Li <davidxl@google.com>
29539 PR tree-optimization/39557
29540 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
29542 2009-03-27 Xinliang David Li <davidxl@google.com>
29544 PR tree-optimization/39548
29545 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
29548 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29550 * c-common.c (pointer_int_sum): Use %wd on return from
29553 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29555 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
29556 on return from tree_low_cst.
29558 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
29561 * ginclude/stdarg.h (va_copy): Define also for
29562 __GXX_EXPERIMENTAL_CXX0X__.
29564 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29567 * builtins.h (c_strlen): Do not warn here.
29568 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
29569 * c-common.c (pointer_int_sum): Take an explicit location.
29570 Warn about offsets out of bounds.
29571 * c-common.h (pointer_int_sum): Adjust declaration.
29573 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29575 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
29578 2009-03-26 Jakub Jelinek <jakub@redhat.com>
29581 * opts.c (warn_if_disallowed_function_p): Don't assume
29582 get_callee_fndecl must return non-NULL.
29584 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
29586 PR rtl-optimization/39522
29587 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
29588 when reg_reloaded_valid is set.
29590 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29592 * config/spu/divv2df3.c: New file.
29593 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
29594 (DPBIT_FUNCS): Filter out _div_df.
29596 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
29598 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
29599 a jump insn, count that jump in the distance to the loop start.
29601 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
29604 * config/sh/sh.c (calc_live_regs): Fix condition for global
29605 registers except PIC_OFFSET_TABLE_REGNUM.
29607 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
29610 * doc/invoke.texi (-mconsole): New.
29612 (-mno-cygwin): New.
29614 (-mnop-fun-dllimport): New.
29618 (sub section "i386 and x86-64 Windows Options"): New.
29620 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
29622 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
29623 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
29625 2009-03-25 Richard Guenther <rguenther@suse.de>
29627 PR middle-end/39497
29628 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
29631 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
29633 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
29634 neither of haifa/selective schedulers are working.
29636 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29638 * doc/invoke.texi (Debugging Options): Fix description of
29639 -fno-merge-debug-strings.
29641 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
29643 * config/cris/libgcc.ver: New version-script.
29644 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
29646 * configure.ac <GAS features, nop mnemonic>: Add pattern
29647 crisv32-*-* for "nop".
29648 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
29649 * configure: Regenerate.
29651 2009-03-24 Ira Rosen <irar@il.ibm.com>
29653 PR tree-optimization/39529
29654 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
29655 mark_sym_for_renaming for the tag copied to the new vector
29658 2009-03-24 Arthur Loiret <aloiret@debian.org>
29660 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
29661 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
29662 EXTRA_SPEC_FUNCTIONS.
29663 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
29664 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
29665 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
29666 -march and -mtune options.
29668 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
29670 * config/m68k/t-rtems: Add m5329 multilib.
29672 2009-03-24 Dodji Seketeli <dodji@redhat.com>
29673 Jakub Jelinek <jakub@redhat.com>
29676 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
29679 2009-03-23 Jakub Jelinek <jakub@redhat.com>
29682 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
29683 instead of c_parser_expression_conv, if original_code isn't one of the
29684 4 allowed comparison codes, fail.
29686 2009-03-23 Richard Guenther <rguenther@suse.de>
29688 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
29689 * tree.h (struct tree_type): Likewise.
29690 * reload.h (struct insn_chain): Likewise.
29691 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
29692 * function.h (struct function): Likewise.
29693 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
29695 2009-03-23 Jakub Jelinek <jakub@redhat.com>
29697 PR tree-optimization/39516
29698 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
29700 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
29702 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
29703 should be set true if BITS_PER_WORD of target is bigger than 32
29705 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
29707 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
29708 Translate -B-options to -rpath-link. Correct existing
29709 rpath-link and conditionalize on !nostdlib.
29711 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29713 * doc/extend.texi (Function Attributes, Variable Attributes):
29715 * doc/invoke.texi (Debugging Options, Optimize Options)
29716 (i386 and x86-64 Options, MCore Options): Likewise.
29718 2009-03-20 Jakub Jelinek <jakub@redhat.com>
29721 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
29722 it for block local namespace aliases.
29723 (gen_decl_die): Pass context_die to gen_namespace_die.
29725 2009-03-19 Jakub Jelinek <jakub@redhat.com>
29728 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
29729 minimum or maximum value.
29731 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
29733 * reginfo.c (globalize_reg): Recompute derived reg sets.
29735 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
29738 * libgcc2.c (mprotect): Do not use signed arguments for
29739 VirtualProtect, use DWORD arguments. Also fix the 'may
29740 be used uninitialized' warning for the np variable.
29742 2009-03-19 Jakub Jelinek <jakub@redhat.com>
29745 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
29746 functions using regparm calling conventions when not optimizing.
29747 (ix86_function_sseregparm): Similarly for sseregparm calling
29750 2009-03-19 Li Feng <nemokingdom@gmail.com>
29752 PR middle-end/39500
29753 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
29754 dependence if the first conflict is after niter iterations.
29756 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
29758 PR middle-end/38609
29759 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
29760 functions with dynamic stack-pointer adjustments.
29762 2009-03-19 Ben Elliston <bje@au.ibm.com>
29764 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
29765 option; change to -msdata=data.
29767 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29769 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
29772 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
29775 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
29777 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
29779 * doc/invoke.texi (Code Gen Options): Expand discussion of
29782 2009-03-18 Jakub Jelinek <jakub@redhat.com>
29784 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
29785 * matrix-reorg.c (struct matrix_info): Likewise.
29786 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
29787 * rtl.h (struct mem_attrs): Likewise.
29788 * df.h (struct df): Likewise.
29789 * tree-data-ref.h (struct data_dependence_relation): Likewise.
29790 * ira-int.h (struct ira_allocno): Likewise.
29791 * df-scan.c (struct df_collection_rec): Likewise.
29792 * ira.c (struct equivalence): Likewise.
29793 * function.c (struct temp_slot): Likewise.
29794 * cfgloop.h (struct loop): Likewise.
29797 * function.c (use_register_for_decl): When not optimizing, disregard
29798 register keyword for variables with types containing methods.
29800 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
29802 PR middle-end/39447
29803 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
29804 (is_simple_operand): Call contains_component_ref_p before calling data
29805 reference analysis that would fail on COMPONENT_REFs.
29807 * tree-vrp.c (search_for_addr_array): Fix formatting.
29809 2009-03-18 Richard Guenther <rguenther@suse.de>
29811 * tree-vect-transform.c (vect_loop_versioning): Fold the
29812 generated comparisons.
29813 * tree-vectorizer.c (set_prologue_iterations): Likewise.
29814 (slpeel_tree_peel_loop_to_edge): Likewise.
29816 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29818 PR middle-end/37805
29819 * opts.c (print_specific_help): In addition to `undocumented',
29820 accept `separate' and `joined' flags if passed alone. Describe
29821 output by the first matched one of those.
29822 (common_handle_option): Skip over empty strings.
29823 * gcc.c (display_help): Fix help string for `--help='.
29824 * doc/invoke.texi (Option Summary, Overall Options): With
29825 `--help=', classes and qualifiers can both be repeated, but
29826 only the latter can be negated. One should not pass only
29827 negated qualifiers. Fix markup and examples.
29830 2008-10-14 Jakub Jelinek <jakub@redhat.com>
29831 PR middle-end/37805
29832 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
29833 and -fhelp=separate.
29835 2009-03-17 Jing Yu <jingyu@google.com>
29837 PR middle-end/39378
29838 * function.h (struct rtl_data): Move is_thunk from here...
29839 (struct function): ...to here.
29840 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
29841 * varasm.c (assemble_start_function): Change is_thunk from crtl to
29843 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
29845 (alpha_does_function_need_gp, alpha_start_function): Likewise.
29846 (alpha_output_function_end_prologue): Likewise.
29847 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
29848 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
29849 (rs6000_output_function_epilogue): Likewise.
29850 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
29852 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
29855 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
29856 from different units in a single alternative.
29857 (*truncdfsf_i387): Ditto.
29858 (*truncxfsf2_mixed): Ditto.
29859 (*truncxfdf2_mixed): Ditto.
29861 2009-03-17 Jakub Jelinek <jakub@redhat.com>
29863 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
29864 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
29867 * tree-ssa-live.c (remove_unused_locals): Don't remove local
29868 unused non-artificial variables when not optimizing.
29871 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
29872 DW_TAG_imported_module even if decl is IMPORTED_DECL with
29873 NAMESPACE_DECL in its DECL_INITIAL.
29875 PR middle-end/39443
29876 * optabs.c (set_user_assembler_libfunc): New function.
29877 * expr.h (set_user_assembler_libfunc): New prototype.
29878 * c-common.c: Include libfuncs.h.
29879 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
29880 for memcmp, memset, memcpy, memmove and abort.
29881 * Makefile.in (c-common.o): Depend on libfuncs.h.
29884 * dwarf2out.c (gen_inlined_enumeration_type_die,
29885 gen_inlined_structure_type_die, gen_inlined_union_type_die,
29886 gen_tagged_type_instantiation_die): Removed.
29887 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
29890 2009-03-17 Janis Johnson <janis187@us.ibm.com>
29893 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
29895 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
29896 (check-parallel-%): Ditto.
29897 (check-consistency): Ditto.
29899 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
29901 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
29902 local variable rhs by NULL_TREE.
29904 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29907 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
29909 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29912 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
29914 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29917 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
29918 for ms->sysv ABI calls only in 64bit mode.
29920 * config/i386/i386.md (untyped_call): Support 32bit.
29922 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
29924 * doc/extend.texi: Replace x86_65 with x86_64.
29926 2009-03-16 Jakub Jelinek <jakub@redhat.com>
29928 PR tree-optimization/39455
29929 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
29930 mismatches for POINTER_TYPE_P (type).
29931 (number_of_iterations_le): Likewise.
29933 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29935 * config/picochip/picochip.c: Removed profiling support.
29936 * config/picochip/picochip.md: Removed profiling instruction.
29937 * config/picochip/picochip.h: Removed profiling builtin.
29939 2009-03-16 Joseph Myers <joseph@codesourcery.com>
29941 * doc/install.texi (--with-host-libstdcxx): Document.
29943 2009-03-14 Anatoly Sokolov <aesok@post.ru>
29946 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
29947 generate a warning if the function name does not begin with
29948 "__vector" and the function has either the 'signal' or 'interrupt'
29949 attribute, from here to ...
29950 (avr_declare_function_name): ...here. New function.
29951 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
29952 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
29954 2009-03-14 Jakub Jelinek <jakub@redhat.com>
29957 * cse.c (fold_rtx): Don't modify original const_arg1 when
29958 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
29959 separate variable instead.
29960 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
29961 from out of range shift counts.
29962 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
29964 2009-03-13 Catherine Moore <clm@codesourcery.com>
29966 * config/i386/x-mingw32 (host-mingw32.o): Replace
29967 diagnostic.h with $(DIAGNOSTIC_H).
29969 2009-03-12 Jakub Jelinek <jakub@redhat.com>
29972 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
29974 * config/i386/sync.md (sync_compare_and_swap<mode>,
29975 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
29976 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
29978 (sync_double_compare_and_swapdi_pic,
29979 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
29980 cmpxchg8b_pic_memory_operand instead of just memory_operand.
29982 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29985 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
29987 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29990 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29991 (avx_addsubv4df3): Likewise.
29992 (*avx_addsubv4sf3): Likewise.
29993 (sse3_addsubv4sf3): Likewise.
29995 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29998 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
30000 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
30003 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
30004 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
30005 registers for allocnos created from user-defined variables.
30007 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30010 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
30011 of non-integer mode as well.
30013 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
30015 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
30016 for functions for which the parameter types are unknown.
30018 2009-03-11 Jakub Jelinek <jakub@redhat.com>
30021 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
30022 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
30023 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
30024 * config/i386/i386.c (ix86_local_alignment): For
30025 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
30026 long long variables on the stack to avoid dynamic realignment.
30027 Allow the first argument to be a decl rather than type.
30028 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
30030 2009-03-11 Nick Clifton <nickc@redhat.com>
30033 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
30035 Add description to mno-lsim option.
30036 * config/mcore/mcore.h: Remove comment about deprecated m4align
30038 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
30039 * doc/invoke.texi: Add description of mno-lsim and
30040 mstack-increment options.
30042 * config/fr30/fr30.opt: Document the -mno-lsim option.
30043 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
30044 and -mno-lsim options.
30046 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30048 * fold-const.c (fold_comparison): Only call fold_inf_compare
30049 if the mode supports infinities.
30051 2009-03-11 Jason Merrill <jason@redhat.com>
30054 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
30055 end already did. Notice GIMPLE_CALL modifications of the result.
30056 Don't copy debug information from an ignored decl or a decl from
30059 2009-03-10 Richard Guenther <rguenther@suse.de>
30060 Nathan Froyd <froydnj@codesourcery.com>
30062 PR middle-end/37850
30063 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
30064 (__divMODE3): Likewise.
30066 2009-03-09 Jakub Jelinek <jakub@redhat.com>
30068 PR tree-optimization/39394
30069 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
30070 DECL_SIZE_UNIT of variable length FIELD_DECLs.
30072 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30074 * recog.c (verfiy_changes): Disallow renaming of hard regs in
30075 inline asms for register asm ("") declarations.
30077 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
30079 * fold-const.c (fold_unary): Fix comment.
30081 2009-03-07 Jan Hubicka <jh@suse.cz>
30084 * tree-inline.c (setup_one_parameter): Do replacement of const
30085 argument by constant in SSA form.
30087 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30089 PR middle-end/38028
30090 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
30091 determine alignment passed to assign_stack_local.
30092 (assign_parms_unsplit_complex): Likewise.
30093 * except.c (sjlj_build_landing_pads): Likewise.
30095 2009-03-06 Jakub Jelinek <jakub@redhat.com>
30097 PR middle-end/39360
30098 * tree-flow.h (add_referenced_var): Return bool instead of void.
30099 * tree-dfa.c (add_referenced_var): Return result of
30100 referenced_var_check_and_insert call.
30101 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
30102 of referenced_var_check_and_insert.
30105 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
30106 (gen_variable_die): Emit DW_AT_location on abstract static variable's
30107 DIE, don't emit it if abstract origin already has it.
30108 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
30109 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
30111 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
30113 * genpreds.c (needs_variable): Fix parentheses at variable name
30115 (write_tm_constrs_h): Indent generated code.
30117 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30119 * doc/extend.texi (Function Attributes): Add documentation
30120 for isr attributes.
30122 2009-03-06 Jakub Jelinek <jakub@redhat.com>
30125 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
30126 take locus from its DECL_SOURCE_LOCATION instead of input_location.
30128 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
30130 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
30133 2009-03-05 Jakub Jelinek <jakub@redhat.com>
30136 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
30137 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
30139 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
30141 * config/i386/i386.md (R8_REG, R9_REG): New constants.
30142 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
30143 constants instead of magic numbers.
30144 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
30146 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
30147 (x86_64_ms_abi_int_parameter_registers): Ditto.
30148 (x86_64_int_return_registers): Ditto.
30149 (ix86_maybe_switch_abi): Ditto.
30150 (ix86_expand_call): Ditto for clobbered_registers array.
30151 (ix86_hard_regno_mode_ok): Ditto.
30152 (x86_extended_QIreg_mentioned_p): Ditto.
30154 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
30156 PR tree-optimization/39349
30157 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
30159 * combine.c (gen_lowpart_for_combine): Use omode when generating
30162 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
30164 PR rtl-optimization/39235
30165 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
30167 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
30169 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
30171 2009-03-04 Richard Guenther <rguenther@suse.de>
30173 PR tree-optimization/39362
30174 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
30175 that occur in abnormal PHIs should be varying.
30177 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
30179 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
30181 (simple_iv): Take loop as an argument instead of statement.
30182 * tree-scalar-evolution.h (simple_iv): Declaration changed.
30183 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
30185 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
30187 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
30188 * matrix-reorg.c (analyze_transpose): Ditto.
30189 * tree-data-ref.c (dr_analyze_innermost): Ditto.
30190 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
30191 * tree-predcom.c (ref_at_iteration): Ditto.
30192 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
30194 2009-03-04 Richard Guenther <rguenther@suse.de>
30196 PR tree-optimization/39358
30197 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
30198 escaped_id and callused_id.
30199 (solve_graph): Likewise.
30201 2009-03-04 Richard Guenther <rguenther@suse.de>
30203 PR tree-optimization/39339
30204 * tree-sra.c (try_instantiate_multiple_fields): Make it
30205 no longer ICE on the above.
30207 2009-03-03 Joseph Myers <joseph@codesourcery.com>
30209 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
30210 that fits within Pmode.
30212 2009-03-03 Steve Ellcey <sje@cup.hp.com>
30214 PR middle-end/10109
30215 * tm.texi (LIBCALL_VALUE): Update description.
30217 2009-03-03 Steve Ellcey <sje@cup.hp.com>
30219 PR middle-end/34443
30220 * doc/extend.texi (section): Update description.
30222 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
30224 PR middle-end/39345
30225 * tree-inline.c (remapped_type): New.
30226 (can_be_nonlocal): Call remapped_type instead of remap_type.
30228 2009-03-03 Jakub Jelinek <jakub@redhat.com>
30231 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
30232 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
30234 2009-03-03 Richard Guenther <rguenther@suse.de>
30236 PR middle-end/39272
30237 * tree.c (tree_nonartificial_location): New function.
30238 * tree.h (tree_nonartificial_location): Declare.
30239 * builtins.c (expand_builtin_memory_chk): Provide location
30240 of the call location for artificial function pieces.
30241 (maybe_emit_chk_warning): Likewise.
30242 (maybe_emit_sprintf_chk_warning): Likewise.
30243 (maybe_emit_free_warning): Likewise.
30244 * expr.c (expand_expr_real_1): Likewise.
30246 2009-03-03 Jakub Jelinek <jakub@redhat.com>
30248 PR tree-optimization/39343
30249 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
30250 COMPONENT_REF t has ARRAY_TYPE.
30252 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
30254 PR middle-end/39335
30255 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
30256 when the type precision of the induction variable should be
30257 larger than the type precision of nit.
30258 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
30259 * graphite.c (graphite_loop_normal_form): Same.
30260 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
30262 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
30264 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
30265 (*call_1_rex64_ms_sysv): Use named constants instead of magic
30266 numbers to describe clobbered registers.
30267 (*call_value_0_rex64_ms_sysv): Ditto.
30268 * config/i386/mmx.md (mmx_emms): Ditto.
30269 (mmx_femms): Ditto.
30271 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
30273 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
30276 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30278 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
30279 (spu_section_type_flags): New function.
30281 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
30283 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
30284 reg_class_contents of FLOAT_REGS into a temporary.
30286 2009-03-02 Richard Guenther <rguenther@suse.de>
30287 Ira Rosen <irar@il.ibm.com>
30289 PR tree-optimization/39318
30290 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
30291 information to the vectorized statement.
30293 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
30295 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
30296 variable. Use defined names instead of magic constants for REX SSE
30299 2009-03-01 Richard Guenther <rguenther@suse.de>
30301 PR tree-optimization/39331
30302 * omp-low.c (lower_send_shared_vars): Do not receive new
30303 values for the reference of DECL_BY_REFERENCE parms or results.
30305 2009-03-01 Jan Hubicka <jh@suse.cz>
30308 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
30309 BLOCK_NONLOCALIZED_VAR): New macros.
30310 (tree_block): Add nonlocalized_vars.
30311 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
30312 gen_decl_die): Add origin argument. Allow generation of die with
30313 origin at hand only.
30314 (gen_member_die, gen_type_die_with_usage, force_decl_die,
30315 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
30317 (gen_block_die): Fix checking for unused blocks.
30318 (process_scope_var): Break out from .... ; work with origins only.
30319 (decls_for_scope) ... here; process nonlocalized list.
30320 (dwarf2out_ignore_block): Look for nonlocalized vars.
30321 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
30323 (dump_scope_block): Dump them.
30324 * tree-inline.c (remap_decls): Handle nonlocalized vars.
30325 (remap_block): Likewise.
30326 (can_be_nonlocal): New predicate.
30327 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
30329 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30331 * configure: Regenerate.
30333 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30335 * optc-gen.awk: No need to duplicate option flags twice.
30336 Reuse help texts for duplicate options which do not have any.
30338 * gcc.c (display_help): Document --version.
30340 * gcc.c (main): If print_help_list and verbose_flag, ensure
30341 driver output comes before subprocess output.
30343 * optc-gen.awk: Assign all remaining fields to help string,
30344 space-separated, for multi-line help in *.opt.
30346 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
30347 -Wno-pedantic-ms-format is for MinGW targets only.
30349 * doc/options.texi (Option file format): Fix bad indentation,
30350 restoring dropped sentence.
30352 2009-02-28 Jan Hubicka <jh@suse.cz>
30354 * tree-inline.c (tree_function_versioning): Output debug info.
30356 2009-02-28 Jan Hubicka <jh@suse.cz>
30359 * tree-inline.c (setup_one_parameter): Do not copy propagate
30360 arguments when not optimizing.
30362 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
30365 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
30366 (avx_addsubv4df3): Likewise.
30367 (*avx_addsubv4sf3): Likewise.
30368 (sse3_addsubv4sf3): Likewise.
30369 (*avx_addsubv2df3): Likewise.
30370 (sse3_addsubv2df3): Likewise.
30371 (avx_unpckhps256): Correct item selectors.
30372 (avx_unpcklps256): Likewise.
30373 (avx_unpckhpd256): Likewise.
30374 (avx_unpcklpd256): Likewise.
30376 2009-02-28 Jan Hubicka <jh@suse.cz>
30378 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
30380 (copy_arguments_for_versioning): If var is declared don't declare it.
30381 (tree_function_versioning): First setup substitutions and then copy
30384 2009-02-27 Jan Hubicka <jh@suse.cz>
30387 * cgraph.h (varpool_output_debug_info): Remove.
30388 * cgraphunit.c (varpool_output_debug_info): Remove.
30389 * dwarf2out.c (deferred_locations_struct): New struct
30390 (deferred_locations): New type.
30391 (deferred_locations_list): New static var.
30392 (deffer_location): New function.
30393 (gen_variable_die): Use it.
30394 (decls_for_scope): Output info on local static vars.
30395 (dwarf2out_finish): Process deferred locations.
30396 * varpool.c (varpool_output_debug_info): Remove.
30398 2009-02-27 Jan Hubicka <jh@suse.cz>
30401 * tree.h (TREE_PROTECTED): Fix comment.
30402 (BLOCK_HANDLER_BLOCK): Remove.
30403 (struct tree_block): Remove handler_block add body_block.
30404 (inlined_function_outer_scope_p): New.
30405 (is_body_block): Remove.
30406 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
30407 * dwarf2out.c (is_inlined_entry_point): Remove.
30408 (add_high_low_attributes): Use inlined_function_outer_scope_p.
30409 (gen_block_die): Use is_inlined_entry_point check. Remove body block
30411 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
30412 * gimplify.c (gimplify_expr): Gimplify body blocks.
30413 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
30414 block with multiple subblocks.
30415 (dump_scope_block): Prettier output; dump more flags and info.
30416 (dump_scope_blocks): New.
30417 (remove_unused_locals): Use dump_scope_blocks.
30418 * tree-flow.h (dump_scope_blocks): Declare.
30419 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
30420 * stmt.c (is_body_block): Remove.
30421 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
30422 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
30424 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
30426 PR middle-end/39308
30427 * graphite.c (graphite_loop_normal_form): Do not call
30428 number_of_iterations_exit from a gcc_assert.
30430 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30432 * config/s390/s390.c (s390_swap_cmp): Look for conditional
30433 jumps if COND is NULL.
30434 (find_cond_jump): New function.
30435 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
30436 * config/s390/s390.md: Remove z10_cobra attribute value.
30438 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
30440 * config/alpha/alpha.h (alpha_expand_mov): Return false if
30441 force_const_mem returns NULL_RTX.
30443 2009-02-26 Jan Hubicka <jh@suse.cz>
30446 * cgraph.h (varpool_output_debug_info): Remove.
30447 * cgraphunit.c (varpool_output_debug_info): Remove.
30448 * dwarf2out.c (deferred_locations_struct): New struct
30449 (deferred_locations): New type.
30450 (deferred_locations_list): New static var.
30451 (deffer_location): New function.
30452 (gen_variable_die): Use it.
30453 (decls_for_scope): Output info on local static vars.
30454 (dwarf2out_finish): Process deferred locations.
30455 * varpool.c (varpool_output_debug_info): Remove.
30457 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
30459 PR rtl-optimization/39241
30460 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
30461 to subreg_offset_representable_p.
30463 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
30465 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
30466 execute function prototype. Get f and nregs from max_reg_num
30467 and get_insns. Remove the first backward pass as it's dead,
30468 guard the forward pass by flag_expensive_optimizations.
30469 (rest_of_handle_regmove): Delete.
30470 (pass_regmove): Replace it with regmove_optimize.
30472 2009-02-25 Martin Jambor <mjambor@suse.cz>
30474 PR tree-optimization/39259
30475 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
30476 calls_alloca function flags.
30477 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
30478 calls are detected.
30480 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
30482 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
30483 flags_set_1_rtx, flags_set_1_set): Delete.
30484 (regmove_optimize): Do not call mark_flags_life_zones.
30486 2009-02-24 Julian Brown <julian@codesourcery.com>
30489 * config/arm/arm.c (require_pic_register): Only set
30490 cfun->machine->pic_reg once per function.
30492 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
30494 * doc/invoke.texi (Link Options): Document an easier way to pass
30495 options that take arguments to the GNU linker using -Xlinker and -Wl.
30497 2009-02-24 Steve Ellcey <sje@cup.hp.com>
30500 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
30502 2009-02-24 Richard Guenther <rguenther@suse.de>
30505 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
30507 2009-02-24 Richard Guenther <rguenther@suse.de>
30508 Zdenek Dvorak <ook@ucw.cz>
30510 PR tree-optimization/39233
30511 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
30512 from converting them to a generic type.
30514 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
30516 PR tree-optimization/39260
30517 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
30518 contains a condition with a real type.
30519 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
30521 2009-02-23 Jason Merrill <jason@redhat.com>
30524 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
30525 narrowing_initializer_constant_valid_p.
30526 (narrowing_initializer_constant_valid_p): Don't return
30527 null_pointer_node for adding a pointer to itself.
30529 2009-02-23 Jan Hubicka <jh@suse.cz>
30532 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
30535 2009-02-23 Jan Hubicka <jh@suse.cz>
30537 PR tree-optimization/37709
30538 * tree.c (block_ultimate_origin): Move here from dwarf2out.
30539 * tree.h (block_ultimate_origin): Declare.
30540 * dwarf2out.c (block_ultimate_origin): Move to tree.c
30541 * tree-ssa-live.c (remove_unused_scope_block_p):
30542 Eliminate blocks containig no instructions nor live variables nor
30544 (dump_scope_block): New function.
30545 (remove_unused_locals): Enable removal of dead blocks by default;
30546 enable dumping at TDF_DETAILS.
30548 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30550 * config/i386/i386.c (classify_argument): Don't allow COImode
30552 (function_arg_advance_32): Don't allow OImode.
30553 (function_arg_32): Likewise.
30554 (function_value_32): Likewise.
30555 (return_in_memory_32): Likewise.
30556 (function_arg_64): Remove OImode comment.
30558 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30561 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
30562 ix86_expand_vector_set for V4DImode in 64bit mode only.
30563 (ix86_expand_vector_init_one_var): Likewise.
30565 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
30567 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
30569 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
30572 * loop-iv.c: Revert last change.
30573 * emit-rtl.c: Likewise.
30575 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30578 * config/i386/i386.c (type_natural_mode): Remove an extra
30579 space in the warning message.
30580 (function_value_32): Handle 32-byte vector modes.
30581 (return_in_memory_32): Likewise.
30583 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
30585 * loop-iv.c (truncate_value): New function.
30586 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
30588 (lowpart_subreg): Move to...
30589 * emit-rtl.c: ...here.
30591 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
30593 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
30594 accidental and undocumented change at revision 140860.
30596 2009-02-21 Joseph Myers <joseph@codesourcery.com>
30598 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
30599 take gimple_seq * arguments.
30600 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
30601 types_compatible_p langhook.
30603 2009-02-20 Mark Mitchell <mark@codesourcery.com>
30604 Joseph Myers <joseph@codesourcery.com>
30606 * config/arm/arm.c (arm_builtin_va_list): New function.
30607 (arm_expand_builtin_va_start): Likewise.
30608 (arm_gimplify_va_arg_expr): Likewise.
30609 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
30610 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
30611 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
30612 (va_list_type): New variable.
30613 (arm_mangle_type): Mangle va_list_type appropriately.
30615 2009-02-20 Jakub Jelinek <jakub@redhat.com>
30617 PR middle-end/39157
30618 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
30619 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
30620 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
30621 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
30622 parameter to 1000 for -O1 by default.
30623 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
30625 * loop-invariant.c: Include params.h.
30626 (move_loop_invariants): Don't call move_single_loop_invariants on
30629 2009-02-20 Jaka Mocnik <jaka@xlab.si>
30631 * calls.c (emit_library_call_value_1): Use slot_offset instead of
30632 offset when calculating bounds for indexing stack_usage_map. Fixes
30633 a buffer overflow with certain target setups.
30635 2009-02-20 Jakub Jelinek <jakub@redhat.com>
30638 * calls.c (expand_call): Clear try_tail_call if caller and callee
30639 disagree in promotion of function return value.
30641 2009-02-19 Jakub Jelinek <jakub@redhat.com>
30644 * c-common.c (c_determine_visibility): If visibility changed and
30645 DECL_RTL has been already set, call make_decl_rtl to update symbol
30648 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
30651 * varasm.c (assemble_variable): Don't check DECL_NAME when
30652 globalizing a variable.
30654 2009-02-19 Joseph Myers <joseph@codesourcery.com>
30657 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
30658 expression before any __builtin_trap call.
30659 * c-typeck.c (build_function_call): Convert and check function
30660 arguments before generating a call to a trap. Evaluate the
30661 function arguments before the trap.
30663 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
30666 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
30667 (UNSPEC_FXAM_MEM): New unspec.
30668 (fxam<mode>2_i387_with_temp): New insn and split pattern.
30669 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
30670 memory using fxam<mode>2_i387_with_temp to remove excess precision.
30672 2009-02-19 Richard Guenther <rguenther@suse.de>
30674 PR tree-optimization/39207
30675 PR tree-optimization/39074
30676 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
30677 storedanything_tree): New.
30678 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
30679 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
30680 (build_succ_graph): Add edges from STOREDANYTHING to all
30682 (init_base_vars): Initialize STOREDANYTHING.
30683 (compute_points_to_sets): Free substitution info after
30684 building the succ graph.
30685 (ipa_pta_execute): Likewise.
30687 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
30689 (do_ds_constraint): Do not add to special var or non-pointer
30691 (type_could_have_pointers): Split out from ...
30692 (could_have_pointers): ... here. For arrays use the element type.
30693 (create_variable_info_for): Initialize may_have_pointers.
30694 (new_var_info): Likewise.
30695 (handle_lhs_call): Make the HEAP variable unknown-sized.
30696 (intra_create_variable_infos): Use a type with pointers for
30697 PARM_NOALIAS, make it unknown-sized.
30699 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
30702 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
30704 2009-02-18 Jason Merrill <jason@redhat.com>
30707 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
30708 value if DECL_EXTERNAL.
30709 * tree-sra.c (sra_walk_gimple_assign): Likewise.
30710 * target.h (gcc_target::binds_local_p): Clarify "module".
30711 * tree.h (TREE_PUBLIC): Clarify "module".
30713 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
30716 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
30717 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
30719 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
30722 * c.opt (Wabi): Support C and ObjC.
30725 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
30727 * config/i386/i386.c (classify_argument): Warn once about the ABI
30728 change when passing union with long double.
30730 * doc/invoke.texi: Update -Wabi for warning psABI changes.
30732 2009-02-18 Joseph Myers <joseph@codesourcery.com>
30735 * c-parser.c (c_parser_compound_statement): Always enter and leave
30738 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30741 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
30743 2009-02-18 Jakub Jelinek <jakub@redhat.com>
30745 PR tree-optimization/36922
30746 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
30747 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
30750 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30752 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
30755 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30757 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
30759 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30761 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
30764 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
30765 Richard Sandiford <rdsandiford@googlemail.com>
30767 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
30768 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
30769 (loongson_biadd): ...this.
30771 2009-02-17 Richard Guenther <rguenther@suse.de>
30773 PR tree-optimization/39202
30774 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
30775 a var make sure to follow existing collapses.
30777 2009-02-17 Richard Guenther <rguenther@suse.de>
30779 PR middle-end/39214
30780 * langhooks.c (lhd_print_error_function): Check for NULL block.
30782 2009-02-17 Richard Guenther <rguenther@suse.de>
30784 PR tree-optimization/39204
30785 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
30788 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
30790 * config/soft-fp/double.h: Update from glibc CVS.
30792 2009-02-17 Richard Guenther <rguenther@suse.de>
30794 PR tree-optimization/39207
30795 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
30796 strict-aliasing warnings for pointers pointing to NULL.
30798 2009-02-16 Joseph Myers <joseph@codesourcery.com>
30801 * c-parser.c (c_parser_braced_init): Call pop_init_level when
30802 skipping until next close brace.
30804 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
30807 * config/i386/i386.c (ix86_expand_push): Set memory alignment
30808 to function argument boundary.
30810 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30812 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
30813 in the lea_add. Reload eventually constraints it properly.
30814 * config/picochip/constraints.md: Remove the target constraint
30815 "b", since it is not needed anymore.
30817 2009-02-16 Jakub Jelinek <jakub@redhat.com>
30819 * gthr-dce.h: Uglify function parameter and local variable names.
30820 * gthr-gnat.h: Likewise.
30821 * gthr-mipssde.h: Likewise.
30822 * gthr-nks.h: Likewise.
30823 * gthr-posix95.h: Likewise.
30824 * gthr-posix.h: Likewise.
30825 * gthr-rtems.h: Likewise.
30826 * gthr-single.h: Likewise.
30827 * gthr-solaris.h: Likewise.
30828 * gthr-tpf.h: Likewise.
30829 * gthr-vxworks.h: Likewise.
30830 * gthr-win32.h: Likewise.
30832 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
30835 * config/i386/i386.md: Restrict the new peephole2 to move
30836 between MMX/SSE registers.
30838 2009-02-15 Richard Guenther <rguenther@suse.de>
30841 2009-02-13 Richard Guenther <rguenther@suse.de>
30843 * configure.ac: Enable LFS.
30844 * configure: Re-generate.
30845 * config.in: Likewise.
30847 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30849 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
30850 spu_srqwbyte, spu_srqwbytebc): Define.
30851 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
30852 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
30853 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
30854 "shrqby_<mode>"): New insn-and-split patterns.
30855 * config/spu/spu.c (expand_builtin_args): Determine and return
30856 number of operands using spu_builtin_description data.
30857 (spu_expand_builtin_1): Use it.
30859 2009-02-13 Steve Ellcey <sje@cup.hp.com>
30862 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
30865 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30868 * config/i386/i386.c (override_options): Correct warning
30869 messages for -malign-loops, -malign-jumps and -malign-functions.
30871 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30874 * config/i386/i386.md: Restrict the new peephole2 to move
30875 between the general purpose registers.
30877 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30880 * config/i386/i386.c (type_natural_mode): Add a new argument.
30881 Return the original mode and warn ABI change if vector size is 32byte.
30882 (function_arg_advance): Updated.
30883 (function_arg): Likewise.
30884 (ix86_function_value): Likewise.
30885 (ix86_return_in_memory): Likewise.
30886 (ix86_sol10_return_in_memory): Likewise.
30887 (ix86_gimplify_va_arg): Likewise.
30888 (function_arg_32): Don't warn ABX ABI change here.
30889 (function_arg_64): Likewise.
30891 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
30893 * loop-iv.c (implies_p): In the final case, test that operands 0
30894 of the two comparisons match.
30896 * config/bfin/bfin.c (find_prev_insn_start): New function.
30897 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
30898 (find_next_insn_start): Move.
30900 2009-02-13 Richard Guenther <rguenther@suse.de>
30902 * configure.ac: Enable LFS.
30903 * configure: Re-generate.
30904 * config.in: Likewise.
30906 2009-02-13 Joseph Myers <joseph@codesourcery.com>
30909 * c-parser.c (c_parser_parms_list_declarator): Discard pending
30910 sizes on syntax error after some arguments have been parsed.
30912 2009-02-12 Jakub Jelinek <jakub@redhat.com>
30914 * doc/invoke.texi (-fira): Remove.
30916 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30918 * caller-save.c: Replace regclass.c with reginfo.c in comments.
30919 * recog.c: Likewise.
30922 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
30924 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
30925 (umul_ppmm): Likewise.
30926 (count_leading_zeros): Likewise.
30927 (count_trailing_zeros): Likewise.
30928 (UMUL_TIME): Likewise.
30930 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30932 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
30933 soft-fp/t-softfp to tmake_file.
30935 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
30936 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
30937 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
30938 IA64_BUILTIN_INFQ]: New.
30939 (ia64_init_builtins): Initialize __builtin_infq,
30940 __builtin_fabsq and __builtin_copysignq if not HPUX.
30941 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
30942 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
30944 * config/ia64/lib1funcs.asm (__divtf3): Define only if
30946 (__fixtfti): Likewise.
30947 (__fixunstfti): Likewise.
30948 (__floattitf): Likewise.
30950 * config/ia64/libgcc-glibc.ver: New.
30951 * config/ia64/t-fprules-softfp: Likewise.
30952 * config/ia64/sfp-machine.h: Likewise.
30954 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
30955 (LIBGCC2_TF_CEXT): Likewise.
30956 (TF_SIZE): Likewise.
30957 (TARGET_INIT_LIBFUNCS): Likewise.
30959 * config/ia64/t-glibc (SHLINB_MAPFILES):
30960 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
30962 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30964 * config/i386/i386.c (construct_container): Rewrite processing
30965 BLKmode with X86_64_SSE_CLASS.
30967 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
30970 * config/i386/i386.md: Replace simplify_replace_rtx with
30971 replace_rtx in the new peephole2.
30973 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
30975 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
30976 loop unrolling do not happen at -O2.
30978 2009-02-12 Michael Matz <matz@suse.de>
30980 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
30982 2009-02-12 Jakub Jelinek <jakub@redhat.com>
30984 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
30987 2009-02-12 Ben Elliston <bje@au.ibm.com>
30989 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
30990 patterns when updating the back chain. Missed in the 2009-02-10
30993 2009-02-11 Janis Johnson <janis187@us.ibm.com>
30995 * doc/extend.texi (Decimal Floating Types): Update identifier of
30996 draft TR and list of missing support.
30998 2009-02-11 Jakub Jelinek <jakub@redhat.com>
31000 PR middle-end/39154
31001 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
31002 bit to variable length decl's flags, add it also to its
31003 pointer replacement variable.
31005 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
31006 Jakub Jelinek <jakub@redhat.com>
31009 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
31010 (memory_blockage): New expander.
31011 (*memory_blockage): New insn pattern.
31012 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
31013 instead of general blockage at the end of function prologue when
31014 frame pointer is used to access red zone area. Do not emit blockage
31015 when profiling, it is emitted in generic code.
31016 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
31017 function epilogue when frame pointer is used to access red zone area.
31019 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
31022 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
31023 by arithmetic with memory operands.
31024 * config/i386/predicates.md (commutative_operator): New.
31026 2009-02-10 Janis Johnson <janis187@us.ibm.com>
31028 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
31031 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
31033 * alias.h (record_alias_subset): Declare.
31034 * alias.c (record_alias_subset): Make global.
31036 2009-02-10 Nick Clifton <nickc@redhat.com>
31038 * tree-parloops.c: Change license to GPLv3.
31039 * ipa-struct-reorg.c: Change license to GPLv3.
31040 * ipa-struct-reorg.h: Change license to GPLv3.
31042 2009-02-10 Steve Ellcey <sje@cup.hp.com>
31045 * c-decl.c (start_struct): Return NULL on error.
31047 2009-02-10 Jakub Jelinek <jakub@redhat.com>
31049 PR middle-end/39124
31050 * cfgloopmanip.c (remove_path): Call remove_bbs after
31051 cancel_loop_tree, not before it.
31054 * function.h (struct function): Add has_local_explicit_reg_vars bit.
31055 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
31056 VAR_DECLs were seen.
31057 * tree-ssa-live.c (remove_unused_locals): Recompute
31058 cfun->has_local_explicit_reg_vars.
31059 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
31060 copies or clearings if cfun->has_local_explicit_reg_vars.
31062 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
31065 * config/i386/i386.c (expand_prologue): Emit blockage at the end
31066 of function prologue when frame pointer is used to access
31069 2009-02-10 Richard Guenther <rguenther@suse.de>
31071 PR middle-end/39127
31072 * gimplify.c (gimple_regimplify_operands): Always look if
31073 we need to create a temporary.
31075 2009-02-10 Richard Guenther <rguenther@suse.de>
31077 PR tree-optimization/39132
31078 * tree-loop-distribution.c (todo): New global var.
31079 (generate_memset_zero): Trigger TODO_rebuild_alias.
31080 (tree_loop_distribution): Return todo.
31082 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
31085 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
31086 (x86_64_reg_class_name): Removed.
31087 (classify_argument): Return 0 if bytes > 32. Return 0 if the
31088 first one isn't X86_64_SSE_CLASS or any other ones aren't
31089 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
31090 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
31091 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
31092 and 3 X86_64_SSEUP_CLASS.
31093 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
31094 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
31096 2009-02-10 Ben Elliston <bje@au.ibm.com>
31098 * config/rs6000/rs6000.md (allocate_stack): Always use an update
31099 form instruction to update the stack back chain word, even if the
31100 user has disabled the generation of update instructions.
31101 (movdi_<mode>_update_stack): New.
31102 (movsi_update_stack): Likewise.
31103 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
31104 always use an update form instruction to update the stack back
31107 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
31109 PR middle-end/38953
31110 * graphite.c (if_region_set_false_region): After moving a region in
31111 the false branch of a condition, remove the empty dummy basic block.
31112 (gloog): Remove wrong fix for PR38953.
31114 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31116 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
31117 generation due to implicit sign extension.
31119 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
31121 PR middle-end/38981
31122 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
31123 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
31125 2009-02-09 Richard Guenther <rguenther@suse.de>
31127 PR middle-end/35202
31128 * convert.c (convert_to_real): Disable (float)fn((double)x)
31129 to fnf(x) conversion if errno differences may occur and
31130 -fmath-errno is set.
31132 2009-02-07 Anatoly Sokolov <aesok@post.ru>
31134 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
31135 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
31136 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
31138 2009-02-06 Joseph Myers <joseph@codesourcery.com>
31141 * c-common.c (handle_alias_attribute): Disallow attribute for
31142 anything not a FUNCTION_DECL or VAR_DECL.
31144 2009-02-06 Janis Johnson <janis187@us.ibm.com>
31147 * real.c (do_compare): Special-case compare of zero against
31148 decimal float value.
31150 2009-02-06 Joseph Myers <joseph@codesourcery.com>
31153 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
31154 as indicating flexible array members unless the field itself is
31155 being declarared as the incomplete array.
31157 2009-02-06 Jan Hubicka <jh@suse.cz>
31159 PR tree-optimization/38844
31160 * ipa-inline.c (try_inline): Stop inlining recursion when edge
31161 is already inlined.
31163 2009-02-06 Richard Guenther <rguenther@suse.de>
31165 PR middle-end/38977
31166 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
31167 fork because we may expand it as __gcov_fork.
31169 2009-02-06 Nick Clifton <nickc@redhat.com>
31171 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
31173 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
31175 PR tree-optimization/35659
31176 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
31177 vn_phi_eq): Shortcut if hashcode does not match.
31178 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
31180 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
31181 and avoid iterative_hash_expr.
31182 (FOR_EACH_VALUE_ID_IN_SET): New.
31183 (value_id_compare): Remove.
31184 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
31185 sort expressions by value id.
31187 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
31190 * config/sh/predicates.md (general_movsrc_operand): Don't check
31191 the subreg of system registers here.
31193 2009-02-05 Jakub Jelinek <jakub@redhat.com>
31196 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
31197 on the copied decl.
31199 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
31201 PR rtl-optimization/39110
31202 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
31203 addresses, not aligned ones.
31205 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
31206 Richard Guenther <rguenther@suse.de>
31208 PR tree-optimization/39100
31209 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
31210 comment says and add edges.
31212 2009-02-05 Joseph Myers <joseph@codesourcery.com>
31215 * c-common.c (handle_tls_model_attribute): Ignore attribute for
31216 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
31218 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
31220 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
31221 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
31222 register_bb_in_sese, new_sese, free_sese): Moved.
31223 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
31224 outermost_loop_in_scop, build_scop_iteration_domain,
31225 expand_scalar_variables_ssa_name, get_vdef_before_scop,
31226 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
31227 Use loop_in_sese_p instead of loop_in_scop_p.
31228 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
31229 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
31230 (scopdet_basic_block_info): Fix bug in scop detection.
31231 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
31232 eq_loop_to_cloog_loop): Remove.
31233 (nb_loops_around_loop_in_scop, nb_loop
31234 ref_nb_loops): Moved here...
31235 * graphite.h (ref_nb_loops): ... from here.
31236 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
31237 (loop_domain_dim, loop_iteration_vector_dim): Remove.
31238 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
31240 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
31241 Hans-Peter Nilsson <hp@axis.com>
31243 PR rtl-optimization/37889
31244 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
31245 Move offset handling from PLUS to before the switch. Use new
31246 arguments when considering SYMBOL_REFs too.
31247 (rtx_addr_can_trap_p): Pass dummy offset and size.
31248 (enum may_trap_p_flags): Remove.
31249 (may_trap_p_1): Pass size from MEM_SIZE.
31251 PR rtl-optimization/38921
31252 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
31253 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
31254 * rtlanal.c (may_trap_after_code_motion_p): Delete.
31255 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
31257 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
31259 AVX Programming Reference (January, 2009)
31260 * config/i386/sse.md (*vpclmulqdq): New.
31262 2009-02-04 Jakub Jelinek <jakub@redhat.com>
31264 PR tree-optimization/38977
31265 PR gcov-profile/38292
31266 * calls.c (special_function_p): Disregard __builtin_ prefix.
31268 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
31270 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
31271 non-indexable addresses even before reload.
31273 2009-02-03 Joseph Myers <joseph@codesourcery.com>
31276 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
31277 as having variable size. Do not give an error for unnamed
31278 parameters with [*] declarators. Give a warning for type names
31279 with [*] declarators and mark them as variable size.
31280 * c-parser.c (c_parser_sizeof_expression): Do not give an error
31281 for sizeof applied to [*] type names.
31283 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
31286 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
31288 2009-02-03 Jakub Jelinek <jakub@redhat.com>
31290 * gcc.c (process_command): Update copyright notice dates.
31291 * gcov.c (print_version): Likewise.
31292 * gcov-dump.c (print_version): Likewise.
31293 * mips-tfile.c (main): Likewise.
31294 * mips-tdump.c (main): Likewise.
31296 2009-02-03 Joseph Myers <joseph@codesourcery.com>
31299 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
31300 for composite type involving a zero-length array type.
31302 2009-02-03 Jakub Jelinek <jakub@redhat.com>
31305 * function.c (match_asm_constraints_1): Skip over
31306 initial optional % in the constraint.
31308 PR inline-asm/39059
31309 * c-parser.c (c_parser_postfix_expression): If fixed point is not
31310 supported, don't accept FIXED_CSTs.
31311 * c-decl.c (finish_declspecs): Error if fixed point is not supported
31312 and _Sat is used without _Fract/_Accum. Set specs->type to
31313 integer_type_node for cts_fract/cts_accum if fixed point is not
31316 2009-02-02 Catherine Moore <clm@codesourcery.com>
31318 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
31320 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
31322 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
31323 (ABI_HAS_64BIT_SYMBOLS): Use it.
31324 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
31326 2009-02-02 Paul Brook <paul@codesourcery.com>
31328 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
31330 2009-02-02 Jakub Jelinek <jakub@redhat.com>
31332 PR inline-asm/39058
31333 * recog.h (asm_operand_ok): Add constraints argument.
31334 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
31335 recurse on matching constraint.
31336 (check_asm_operands): Pass constraints as 3rd argument to
31337 asm_operand_ok. Don't look up matching constraint here.
31338 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
31341 2009-02-02 Ben Elliston <bje@au.ibm.com>
31343 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
31344 TARGET_NARROW_VOLATILE_BITFIELD macro names.
31346 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31348 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
31349 information. Remove some obsolete information. Reorganize.
31351 * config/pa/fptr.c: Revert license to GPL 2.
31352 * config/pa/milli64.S: Likewise.
31354 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
31357 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
31358 LIBRARY name in, instead of hard-coding it.
31359 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
31360 extra target make frag to tmake_files according to EH model.
31361 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
31362 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
31363 frags that define makefile variable EH_MODEL appropriately.
31364 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
31365 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
31366 to "-sjlj" according to type of EH configured.
31367 (LIBGCC_SONAME): Concatenate it to shared library base name.
31368 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
31369 to "_sjlj" according to type of EH configured.
31370 (LIBGCC_SONAME): Concatenate it to shared library base name.
31371 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
31372 (SHLIB_LINK): Add missing semicolon to if-else construct.
31373 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
31374 string value of "pe_dll" command-line option.
31375 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
31376 (SHLIB_SONAME): Use it when overriding t-cygming default.
31377 (SHLIB_IMPLIB): Override t-cygming default.
31378 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
31379 string value of "pe_dll" command-line option.
31381 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
31384 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
31385 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
31387 2009-01-31 Richard Guenther <rguenther@suse.de>
31389 PR tree-optimization/38937
31390 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
31391 computing the transitive closure.
31393 2009-01-30 Richard Guenther <rguenther@suse.de>
31395 PR tree-optimization/39041
31396 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
31397 Propagate variable indices only if the types match for this stmt.
31399 2009-01-30 Jakub Jelinek <jakub@redhat.com>
31402 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
31403 inline but never defined.
31405 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
31407 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
31408 (*insv_h_di_reg_extimm): New insn.
31409 (*insv_l<mode>_reg_extimm): New insn.
31411 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
31413 * config/picochip/picochip.c (flag_conserve_stack): set
31414 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
31415 fconserve-stack. Reduce call-overhead used by inliner.
31417 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
31420 * common.opt (flag_conserve_stack): Initialised to zero.
31422 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
31425 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
31426 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
31429 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
31431 * ira-color.c (allocno_reload_assign): Update comments.
31432 * regmove.c (regmove_optimize): Likewise.
31436 2009-01-29 Robert Millan <rmh@aybabtu.com>
31438 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
31439 * config/i386/kopensolaris-gnu.h: New file. Undefine
31440 `MD_UNWIND_SUPPORT'.
31441 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
31443 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
31445 PR tree-optimization/39007
31446 * tree-loop-distribution.c (generate_builtin): Use
31447 recompute_dominator to compute the immediate dominator of the
31448 basic block just after the loop.
31450 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
31452 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
31453 (ASM_OUTPUT_DWARF_PCREL): Define.
31455 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
31457 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
31458 * doc/passes.texi: Remove entries about regclass, local-alloc, and
31459 global. Modify entries about regmove and IRA.
31461 * ra-conflict.c: Remove the file.
31463 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
31465 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
31466 (pass_regclass_init): Rename to pass_reginfo_init.
31468 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
31470 * toplev.h (flag_ira): Remove.
31472 * caller-save.c (setup_save_areas): Remove flag_ira.
31474 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
31476 * global.c: Remove the file.
31478 * opts.c (decode_options): Remove flag_ira.
31480 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
31482 * regmove.c: Modify file description.
31483 (find_use_as_address, try_auto_increment): Define them only if
31484 AUTO_INC_DEC is defined.
31485 (replacement_quality, replace_in_call_usage, fixup_match_1,
31486 stable_and_no_regs_but_for_p): Remove.
31487 (reg_set_in_bb): Make it static.
31488 (regmove_optimize): Remove flag_ira and code which worked for
31491 * local-alloc.c: Remove the file.
31493 * common.opt (fira): Remove.
31495 * ira.c: Include except.h.
31496 (eliminable_regset): Move from global.c.
31497 (mark_elimination): Ditto. Remove flag_ira.
31498 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
31499 equiv_mem_modified, validate_equiv_mem_from_store,
31500 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
31501 contains_replace_regs, memref_referenced_p, memref_used_between_p,
31502 no_equiv, recorded_label_ref): Move from local-alloc.c.
31503 (update_equiv_regs): Ditto. Make it static.
31504 (print_insn_chain, print_insn_chains): Move it from global.c.
31505 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
31506 (build_insn_chain): Ditto. Make it static.
31507 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
31508 Rename to init_live_subregs.
31509 (gate_ira): Remove flag_ira.
31511 * regclass.c: Rename reginfo.c. Change file description.
31512 (FORBIDDEN_INC_DEC_CLASSES): Remove.
31513 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
31514 (init_reg_sets_1): Remove code for evaluation of
31515 reg_class_superclasses and losing_caller_save_reg_set.
31516 (init_regs): Remove init_reg_autoinc.
31517 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
31518 ok_for_base_p_nonstrict): Remove.
31519 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
31520 (pass_regclass_init): Rename to pass_reginfo_init. Modify
31521 corresponding entries.
31522 (dump_regclass, record_operand_costs, scan_one_insn,
31523 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
31524 record_address_regs, auto_inc_dec_reg_p): Remove.
31525 (gt-regclass.h): Rename to gt-reginfo.h.
31527 * rtl.h (dump_global_regs, retry_global_alloc,
31528 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
31530 * Makefile.in (RA_H): Remove.
31531 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
31532 Rename regclass.o to reginfo.o.
31533 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
31535 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
31536 (GTFILES): Rename regclass.c to reginfo.c.
31538 * passes.c (init_optimization_passes): Remove pass_local_alloc and
31539 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
31541 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31542 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
31544 (finish_spills): Ditto. Remove code for !flag_ira.
31546 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
31548 PR middle-end/35854
31549 * doc/invoke.texi (rtl debug options): Complete rewrite.
31550 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
31552 * mode-switching.c (pass_mode_switching): Rename pass from
31553 "mode-sw" to "mode_sw".
31554 * except.c (pass_convert_to_eh_ranges): Rename pass from
31555 "eh-ranges" to "eh_ranges".
31556 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
31560 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
31561 Alexander Monakov <amonakov@ispras.ru>
31563 PR middle-end/38857
31564 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
31566 (move_exprs_to_boundary): Change return type and pass through
31567 should_move from move_op. Relax assert. Update usage ...
31568 (schedule_expr_on_boundary): ... here. Use should_move instead of
31570 (move_op_orig_expr_found): Indicate that insn was disconnected from
31572 (code_motion_process_successors): Do not call after_merge_succs
31573 callback if original expression was not found when traversing any of
31575 (code_motion_path_driver): Change return type. Update prototype.
31576 (move_op): Update comment. Add a new parameter (should_move). Update
31577 prototype. Set *should_move based on indication provided by
31578 move_op_orig_expr_found.
31580 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
31582 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
31583 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
31584 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
31585 * config/rs6000/rs6000.c (rs6000_override_options): Default
31586 avoid-indexed-addresses on for Power6, off for everything else.
31587 (avoiding_indexed_address_p): New function.
31588 (rs6000_legitimize_address): Use it.
31589 (rs6000_legitimate_address): Likewise.
31590 * config/rs6000/rs6000.md (movXX_updateX): Likewise
31592 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
31594 PR tree-optimization/38997
31595 * tree-loop-distribution.c (generate_memset_zero): Use
31596 POINTER_PLUS_EXPR for a pointer addition.
31598 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
31600 * config/s390/s390.md (bswap<mode>2): New pattern added.
31602 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31604 * config/s390/s390.md (*tls_load_31): Added type attribute.
31606 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31608 * config/s390/s390.md: Fix a few comments.
31610 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31612 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
31613 (*tm<mode>_full): Fixed z10prop attribute.
31614 (*tst<mode>_extimm): Fixed z10prop attribute.
31615 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
31616 (*tstqiCCT_cconly): Fixed z10prop attribute.
31617 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
31618 (*movsi_larl): Fixed z10prop attribute.
31619 (*movsi_zarch): Fixed z10prop attribute.
31620 (*movsi_eas): Fixed z10prop attribute.
31621 (*movhi): Fixed z10prop attribute.
31622 (*movqi): Fixed z10prop attribute.
31623 (*movstrictqi): Fixed z10prop attribute.
31624 (*mov<mode>): Fixed z10prop attribute.
31625 (*movcc): Fixed z10prop attribute.
31626 (*sethighpartdi_64): Fixed z10prop attribute.
31627 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
31628 (*negdi2_sign_cc): Fixed z10prop attribute.
31629 (*negdi2_sign): Fixed z10prop attribute.
31630 (*absdi2_sign_cc): Fixed z10prop attribute.
31631 (*absdi2_sign): Fixed z10prop attribute.
31632 (*negabsdi2_sign_cc): Fixed z10prop attribute.
31633 (*negabsdi2_sign): Fixed z10prop attribute.
31634 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
31635 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
31636 (doloop_si64): Fixed z10prop attribute.
31637 (doloop_si31): Fixed z10prop attribute.
31638 (doloop_long): Fixed z10prop attribute.
31639 (indirect_jump): Fixed z10prop attribute.
31640 (nop): Fixed z10prop attribute.
31641 (main_base_64): Fixed z10prop attribute.
31642 (reload_base_64): Fixed z10prop attribute.
31644 2009-01-28 Jakub Jelinek <jakub@redhat.com>
31646 PR rtl-optimization/38740
31647 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
31649 * config/mips/mips.c (mips_reorg): Likewise.
31651 2009-01-28 Richard Guenther <rguenther@suse.de>
31653 PR tree-optimization/38926
31654 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
31655 with the correct value id to a value.
31656 (do_regular_insertion): Use the value number of edoubleprime
31657 for the value number of the expr.
31660 2008-08-21 Richard Guenther <rguenther@suse.de>
31662 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
31663 a PHI ask VN if it is already available.
31664 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
31665 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
31667 2009-01-28 Jakub Jelinek <jakub@redhat.com>
31669 PR middle-end/38934
31670 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
31671 set to varying whenever max has TREE_OVERFLOW set, similarly
31672 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
31674 2009-01-28 Richard Guenther <rguenther@suse.de>
31676 PR middle-end/38908
31677 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
31678 uninitialized aggregate uses in call arguments.
31680 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
31682 PR tree-optimization/38984
31683 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
31684 the nothing_id variable if -fno-delete-null-pointer-checks.
31686 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
31689 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
31690 (set_got_offset_rex64): Ditto.
31692 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
31695 * doc/extend.texi: Improve local variable with asm reg.
31697 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
31699 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
31700 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
31701 was not supplied then set warn_packed_bitfield_compat to the
31702 default value of 1.
31703 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
31706 2009-01-27 Richard Guenther <rguenther@suse.de>
31708 PR tree-optimization/38503
31709 * cfgexpand.c (expand_gimple_basic_block): Ignore
31710 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
31711 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
31712 variables that cannot have TBAA applied.
31713 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
31716 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
31718 PR middle-end/38969
31719 * calls.c (initialize_argument_information): Do not wrap complex
31720 arguments in SAVE_EXPR.
31722 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
31724 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
31725 (INSTALL_LIBGCC): Revert typo commit.
31727 2009-01-26 Richard Guenther <rguenther@suse.de>
31729 PR tree-optimization/38745
31730 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
31731 from special handling.
31733 2009-01-26 Richard Guenther <rguenther@suse.de>
31735 PR tree-optimization/38745
31736 * tree-ssa.c (execute_update_addresses_taken): Do not include
31737 variables that cannot possibly be a register in not_reg_needs.
31738 Do not clear TREE_ADDRESSABLE on vars that may not become
31740 * tree-ssa.c (update_alias_info_1): Include those in the set
31741 of addressable vars.
31743 2009-01-26 Richard Guenther <rguenther@suse.de>
31745 PR middle-end/38851
31746 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
31747 * tree-ssa-dse.c: Include langhooks.h
31748 (execute_simple_dse): Remove stores with zero size.
31750 2009-01-24 Jakub Jelinek <jakub@redhat.com>
31753 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
31756 2009-01-24 Julian Brown <julian@codesourcery.com>
31758 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
31759 config/arm/linux-atomic.c.
31760 * config/arm/linux-atomic.c: New.
31762 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
31764 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
31765 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
31766 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
31768 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
31771 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
31774 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
31776 PR tree-optimization/38953
31777 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
31778 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
31779 (gloog): Split the exit of the scop when the scop exit is a loop exit.
31780 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
31783 2009-01-24 Paul Brook <paul@codesourcery.com>
31785 * config/arm/neon.md (neon_type): Move to arm.md.
31786 (neon_mov<VSTRUCT>): Add neon_type attribute.
31787 * config/arm/arm.md (neon_type): Move to here.
31788 (conds): Add "unconditioal" and use as default for NEON insns.
31790 2009-01-24 Ben Elliston <bje@au.ibm.com>
31792 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
31793 void *' warning from -Wc++-compat.
31794 * Makefile.in (dominance.o-warn): Remove.
31796 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
31798 PR tree-optimization/38932
31799 * fold-const.c (fold_unary_ignore_overflow): New.
31800 * tree.h (fold_unary_ignore_overflow): Declare.
31801 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
31802 * tree-ssa-sccvn.c (visit_reference_op_load,
31803 simplify_unary_expression): Likewise.
31805 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
31807 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
31808 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
31809 regardless of their type.
31810 * c-common.c (handle_packed_attribute): Don't ignore packed on
31812 * c.opt (Wpacked-bitfield-compat): New warning option.
31813 * stor-layout.c (place_field): Warn if offset of a field changed.
31814 * doc/extend.texi (packed): Mention the ABI change.
31815 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
31816 (Warning Options): Add it to the list.
31818 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
31820 * c-opts.c (c_common_post_options): Fix a typo in comments.
31822 2009-01-22 Steve Ellcey <sje@cup.hp.com>
31824 PR middle-end/38615
31825 * gimplify.c (gimplify_init_constructor): Fix promotion of const
31826 variables to static.
31827 * doc/invoke.texi (-fmerge-all-constants): Update description.
31829 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
31832 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
31833 (*movdi_1_rex64): Use type "mmx" for alternative 5.
31835 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
31837 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
31839 (LOCAL_ALIGNMENT): Similarly.
31841 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
31842 Joseph Myers <joseph@codesourcery.com>
31844 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
31845 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
31846 * config/arm/arm-tune.md: Regenerate.
31847 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
31850 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
31852 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
31853 version number to five.
31855 2009-01-22 Dodji Seketeli <dodji@redhat.com>
31858 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
31859 * c-common.c (set_underlying_type): Likewise.
31860 (is_typedef_decl ): Likewise
31862 (set_underlying_type): Likewise.
31863 (is_typedef_type): Likewise.
31865 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
31867 PR middle-end/38587
31868 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
31871 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
31874 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
31875 (LIBGCC_SPEC): Don't define.
31876 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
31878 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
31880 PR rtl-optimization/38879
31881 * alias.c (base_alias_check): Unaligned access via AND address can
31882 alias all surrounding object types except those with sizes equal
31883 or wider than the size of unaligned access.
31885 2009-01-21 Dodji Seketeli <dodji@redhat.com>
31888 * c-decl.c (clone_underlying_type): Move this ...
31889 * c-common.c (set_underlying_type): ... here.
31890 Also, make sure the function properly sets TYPE_STUB_DECL() on
31891 the newly created typedef variant type.
31892 (is_typedef_decl ): New entry point.
31893 * tree.h: Added a new member member_types_needing_access_check to
31894 struct tree_decl_non_common.
31895 (set_underlying_type): New entry point.
31896 (is_typedef_type): Likewise.
31898 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
31900 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
31901 Check whether two instructions have memory references that
31902 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
31903 are helper functions for traversing.
31904 * alias.h (insn_alias_sets_confilict_p): New prototypes.
31905 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
31906 not to draw dependency edge for instructions with non-conflicting
31909 2009-01-20 Joseph Myers <joseph@codesourcery.com>
31912 * longlong.h: Update copyright years. Use soft-fp license notice.
31913 Sync __clz_tab declaration with glibc.
31915 2009-01-20 Steve Ellcey <sje@cup.hp.com>
31918 * doc/extend.texi (syscall_linkage): New.
31919 (version_id): Modify.
31921 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
31922 Richard Guenther <rguenther@suse.de>
31924 PR tree-optimization/38747
31925 PR tree-optimization/38748
31926 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
31927 conversion if the base address is an indirect reference and the
31928 aliasing sets could cause issues.
31930 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
31932 * common.opt (fgraphite, fgraphite-identity): Add comment for
31933 explaining why these options are not documented.
31935 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
31937 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
31938 gimple_call_lhs is NULL.
31940 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
31943 * emit-rtl.c (adjust_address_1): Make sure memref is never
31946 2009-01-20 Ben Elliston <bje@au.ibm.com>
31948 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
31949 const qualifier from arg parameter. Remove unnecessary cast to char *.
31950 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
31951 const qualifier from arg 2.
31953 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
31955 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
31957 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
31960 * rtl.h (reinit_regs): New prototype.
31961 * regclass.c: Include ira.h.
31962 (reinit_regs): New.
31963 * Makefile.in (regclass.o): Add ira.h.
31964 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
31966 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
31969 * c-common.c (handle_aligned_attribute): Use
31970 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
31971 default alignment value.
31973 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
31975 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
31976 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
31978 * doc/extend.texi: Update __attribute__ ((aligned)). Document
31979 __BIGGEST_ALIGNMENT__.
31981 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
31983 2009-01-18 Richard Guenther <rguenther@suse.de>
31985 PR tree-optimization/38819
31986 * tree-flow.h (operation_could_trap_helper_p): Declare.
31987 * tree-eh.c (operation_could_trap_helper_p): Export.
31988 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
31989 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
31990 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
31991 are about to insert a possibly trapping instruction and fail
31994 2009-01-18 Andreas Schwab <schwab@suse.de>
31996 * doc/install.texi (Configuration): Remove obsolete paragraph
31997 about use of --with-gnu-ld with --with-gnu-as.
31999 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
32001 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
32002 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
32003 Follow spelling conventions.
32005 2009-01-18 Ben Elliston <bje@au.ibm.com>
32007 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
32008 C++ warning about implicit conversion from void * to struct
32010 (bitmap_obstack_free): Likewise for bitmap_element *.
32011 * Makefile.in (bitmap.o-warn): Remove.
32013 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
32015 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
32017 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
32018 Tobias Grosser <tobi.grosser@amd.com>
32020 * graphite.c (graphite_trans_scop_block): Do not block single
32023 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
32025 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
32026 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
32027 test with assertion.
32029 2009-01-16 Richard Guenther <rguenther@suse.de>
32031 PR tree-optimization/38835
32032 PR middle-end/36227
32033 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
32034 and INT + PTR -> (INT)(PTR p+ INT) folding.
32035 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
32037 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
32040 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
32041 the subreg from a lowpart subreg if it is also casting the value.
32043 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
32044 Tobias Grosser <tobi.grosser@amd.com>
32046 * graphite.c (compare_prefix_loops): New.
32047 (build_scop_canonical_schedules): Rewritten.
32048 (graphite_transform_loops): Move build_scop_canonical_schedules
32049 after build_scop_iteration_domain.
32051 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
32052 Tobias Grosser <tobi.grosser@amd.com>
32054 * graphite.c (add_conditions_to_domain): Add the loops to
32055 the dimension of the iteration domain. Do copy the domain
32056 only when it exists.
32057 (build_scop_conditions_1): Do not call add_conditions_to_domain.
32058 (add_conditions_to_constraints): New.
32059 (can_generate_code_stmt, can_generate_code): Removed.
32060 (gloog): Do not call can_generate_code.
32061 (graphite_transform_loops): Call add_conditions_to_constraints
32062 after building the iteration domain.
32064 2009-01-16 Jakub Jelinek <jakub@redhat.com>
32066 PR tree-optimization/38789
32067 * tree-ssa-threadedge.c
32068 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
32069 __builtin_constant_p.
32071 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
32073 * dce.c (delete_unmarked_insns): Reversed the order that insns are
32074 examined before deleting them.
32076 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
32078 * function.c (aggregate_value_p): Correctly extract the function
32079 type from CALL_EXPR_FN lookup.
32081 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
32083 * config/picochip/picochip.c (picochip_override_options): Revert
32084 CFI asm flag disable commited previously.
32086 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
32087 Tobias Grosser <tobi.grosser@amd.com>
32088 Jan Sjodin <jan.sjodin@amd.com>
32090 * graphite.c (scan_tree_for_params): On substractions negate
32091 all the coefficients of the term.
32092 (clast_to_gcc_expression_red): New. Handle reduction expressions
32093 of more than two operands.
32094 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
32095 (get_vdef_before_scop): Handle also the case of default definitions.
32097 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
32099 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
32100 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
32101 Also use them when walking CALL_INSN_FUNCTION_USAGE.
32103 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
32104 Joey Ye <joey.ye@intel.com>
32106 PR middle-end/37843
32107 * cfgexpand.c (expand_stack_alignment): Don't update stack
32108 boundary nor check incoming stack boundary here.
32109 (gimple_expand_cfg): Update stack boundary and check incoming
32110 stack boundary here.
32112 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
32114 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
32116 2009-01-14 Jakub Jelinek <jakub@redhat.com>
32118 PR rtl-optimization/38245
32119 * calls.c (expand_call): Add stack arguments to
32120 CALL_INSN_FUNCTION_USAGE even for pure calls (when
32121 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
32122 in regs and partially in memory or BLKmode arguments.
32123 (emit_library_call_value_1): Add stack arguments to
32124 CALL_INSN_FUNCTION_USAGE even for pure calls (when
32125 ACCUMULATE_OUTGOING_ARGS).
32126 * dce.c: Include tm_p.h.
32127 (find_call_stack_args): New function.
32128 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
32130 (mark_insn): Call find_call_stack_args for CALL_Ps.
32131 (prescan_insns_for_dce): Walk insns backwards in bb rather than
32132 forwards. Allocate and free arg_stores bitmap if needed, pass it
32133 down to deletable_insn_p, don't mark stores set in arg_stores
32134 bitmap, clear the bitmap at the beginning of each bb.
32135 * Makefile.in (dce.o): Depend on $(TM_P_H).
32137 2009-01-14 Michael Meissner <gnu@the-meissners.org>
32140 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
32141 to make sure the insn is a conditional test (bug 22599). Reformat a
32144 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
32146 PR middle-end/38431
32147 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
32148 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
32149 (gloog): Do not call cleanup_tree_cfg.
32150 (graphite_transform_loops): Call cleanup_tree_cfg after all
32151 scops have been code generated.
32153 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
32154 * doc/gty.texi (Invoking the garbage collector): Added new node
32155 and section documenting ggc_collect.
32157 2009-01-14 Richard Guenther <rguenther@suse.de>
32159 PR tree-optimization/38826
32160 PR middle-end/38477
32161 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
32162 initialization notes only if we actually emitted a warning.
32163 (intra_create_variable_infos): Add constraints for a result decl
32164 that is passed by hidden reference.
32165 (build_pred_graph): Mark all related variables non-direct on
32168 2009-01-14 Nick Clifton <nickc@redhat.com>
32170 * ira-conflicts.c: Include addresses.h for the definition of
32172 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
32173 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
32175 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
32178 * Makefile.in (ira-lives.o): Add except.h.
32180 * ira-lives.c: Include except.h.
32181 (process_bb_node_lives): Process can_throw_internal.
32183 2009-01-13 Jakub Jelinek <jakub@redhat.com>
32185 PR rtl-optimization/38774
32186 * combine.c (simplify_set): When undoing cc_use change, don't do
32187 PUT_CODE on the newly created comparison, but instead put back the
32190 2009-01-13 Joseph Myers <joseph@codesourcery.com>
32192 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
32193 values. Remove duplicate arm8 entry.
32195 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
32197 PR tree-optimization/38786
32198 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
32199 the SSA_NAME case of expand_scalar_variables_expr.
32200 Set the type of an expression to the type of its assign statement.
32201 (expand_scalar_variables_expr): Also gather the scalar computation
32202 used to index the memory access. Do not pass loop_p.
32203 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
32204 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
32205 the gimple_stmt_iterator where it inserts new code.
32206 Do not pass loop_p.
32207 (copy_bb_and_scalar_dependences): Do not pass loop_p.
32208 (translate_clast): Update call to copy_bb_and_scalar_dependences.
32210 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
32212 * graphite.h (debug_value): Removed.
32213 * graphite.c (debug_value): Removed.
32215 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
32217 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
32218 ldrd/strd with two 32-bit instructions.
32220 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
32222 * config/arm/arm.c (struct processors): Pass for speed down into
32223 cost helper functions.
32224 (const_ok_for_op): Handle COMPARE and inequality nodes.
32225 (arm_rtx_costs_1): Rewrite.
32226 (arm_size_rtx_costs): Update prototype.
32227 (arm_rtx_costs): Pass speed down to helper functions.
32228 (arm_slowmul_rtx_costs): Rework cost calculations.
32229 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
32230 (arm_9e_rtx_costs): Likewise.
32232 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
32234 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
32235 relocations of local symbols wider than UNITS_PER_WORD are not valid.
32236 (alpha_legitimize_address): Do not split local symbols wider than
32237 UNITS_PER_WORD into HIGH/LO_SUM parts.
32239 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
32242 * gcc.c (process_command): Replace call to execvp with calls
32243 to pex_one and exit.
32245 2009-01-03 Anatoly Sokolov <aesok@post.ru>
32248 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
32249 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
32250 variant for devices with 3-byte PC.
32251 (__tablejump_elpm__): New.
32253 2009-01-12 Jakub Jelinek <jakub@redhat.com>
32256 * c-parser.c (c_parser_postfix_expression): Allow `->' in
32257 offsetof member-designator, handle it as `[0].'.
32259 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32261 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
32262 function when not using named sections on targets with named sections
32263 if branch distance is less than 262132.
32265 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
32267 * combine.c (combine_instructions): Recompute
32268 optimize_this_for_speed_p for each BB in the main combine loop.
32270 2009-01-12 Tomas Bily <tbily@suse.cz>
32273 * tree-loop-distribution.c (prop_phis): New function.
32274 (generate_builtin): Call prop_phis.
32276 2009-01-12 Jakub Jelinek <jakub@redhat.com>
32278 PR tree-optimization/38807
32279 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
32280 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
32282 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
32284 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
32285 subreg of op0 to the original op0.
32287 2009-01-11 Laurent GUERBY <laurent@guerby.net>
32289 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
32291 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
32294 * mips-tfile.c (parse_def): Fix parsing of def strings
32295 starting with digits.
32297 2009-01-10 Jakub Jelinek <jakub@redhat.com>
32300 * config/arm/arm.c (arm_is_long_call_p): Don't call
32301 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
32303 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
32305 * regrename.c (regrename_optimize): Fix dumping.
32306 (find_oldest_value_reg): Preserve REG_POINTER.
32307 (copy_hardreg_forward_1): Likewise.
32309 2009-01-09 Diego Novillo <dnovillo@google.com>
32311 * gimple.h (struct gimple_statement_base) <uid>: Document
32312 the restrictions on its use.
32313 (gimple_uid): Tidy.
32314 (gimple_set_uid): Tidy.
32316 2009-01-09 Jakub Jelinek <jakub@redhat.com>
32318 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
32319 zero guard even if align_bytes != 0 and count is smaller than
32322 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
32324 PR rtl-optimization/38495
32325 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
32326 (add_range_and_copies_from_move_list): Print all added ranges.
32327 Add ranges to memory optimized destination.
32329 2009-01-09 Jakub Jelinek <jakub@redhat.com>
32333 * config/i386/i386.c (override_options): Reject
32334 -mstringop-strategy=rep_8byte with -m32.
32335 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
32336 to 1. Do count comparison against epilogue_size_needed at compile
32337 time even when count_exp was constant forced into register. For
32338 size_needed don't jump to epilogue, instead just avoid aligning
32339 and invoke the body algorithm. If need_zero_guard, add zero guard
32340 even if count is non-zero, but smaller than size_needed + number of
32341 bytes that could be stored for alignment.
32342 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
32343 to 1. If need_zero_guard, add zero guard even if count is non-zero,
32344 but smaller than size_needed + number of bytes that could be stored
32345 for alignment. Compare size_needed with epilogue_size_needed instead
32346 of desired_align - align, don't adjust size_needed, pass
32347 epilogue_size_needed to the epilogue expanders.
32350 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
32352 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32354 * pa.c (last_address): Change to unsigned.
32355 (update_total_code_bytes): Change argument to unsigned. Don't
32356 check if insn addresses are set.
32357 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
32358 addresses are not set.
32359 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
32361 2009-01-09 Nick Clifton <nickc@redhat.com>
32363 * config/sh/symbian.c: Replace uses of DECL_INLINE with
32364 DECL_DECLARED_INLINE_P.
32366 2009-01-09 Jakub Jelinek <jakub@redhat.com>
32368 PR middle-end/38347
32369 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
32370 GET_MODE (op0) in operand_subword_force calls.
32372 PR middle-end/38771
32373 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
32374 fold_convert arg0 operands to TREE_TYPE (op0) first.
32376 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
32378 * params.def (ira-max-conflict-table-size): Decrease default value
32381 2009-01-08 Jakub Jelinek <jakub@redhat.com>
32383 PR tree-optimization/37031
32384 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
32386 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
32387 allocate it using gc instead of heap, use VEC_quick_push instead of
32389 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
32390 instead of heap, use VEC_quick_push instead of VEC_safe_push.
32391 * tree-data-ref.h (struct access_matrix): Change matrix to gc
32392 allocated vector from heap allocated.
32393 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
32394 * tree-loop-linear.c (linear_transform_loops): Allocate nest
32395 vector only after perfect_loop_nest_depth call.
32397 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
32398 Jan Sjodin <jan.sjodin@amd.com>
32400 PR tree-optimization/38559
32401 * graphite.c (debug_value, copy_constraint,
32402 swap_constraint_variables, scale_constraint_variable, ): New.
32403 (get_lower_bound, get_upper_bound): Removed.
32404 (graphite_trans_bb_strip_mine): Clean up this code that works
32405 only for constant number of iterations. Fully copy upper and
32406 lower bound constraints, not only the constant part of them.
32407 * graphite.h (debug_value): Declared.
32409 2009-01-08 Ira Rosen <irar@il.ibm.com>
32411 PR tree-optimization/37194
32412 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
32413 Don't add the cost of cost model guard in prologue to scalar
32414 outside cost in case of known number of iterations.
32416 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
32417 Alan Modra <amodra@bigpond.net.au>
32419 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
32420 non-word-aligned REG+CONST addressing.
32422 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
32425 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
32426 free_after_compilation when outputting a thunk.
32427 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
32428 Do not call free_after_compilation here.
32430 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
32432 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
32433 (ix86_valid_target_attribute_inner_p): Ditto.
32435 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
32437 PR tree-optimization/38492
32438 PR tree-optimization/38498
32439 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
32440 * tree-chrec.h (scev_is_linear_expression): Declared.
32441 * graphite.c (graphite_cannot_represent_loop_niter): New.
32442 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
32443 (graphite_loop_normal_form): Use gcc_assert.
32444 (scan_tree_for_params): Use CASE_CONVERT.
32445 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
32446 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
32447 Use gcc_assert. Discard scops that contain unhandled cases.
32448 (build_scop_conditions): Return a boolean status for unhandled cases.
32449 (strip_mine_profitable_p): Print the loop number, not its depth.
32450 (is_interchange_valid): Pass the depth of the loop nest, don't
32451 recompute it wrongly.
32452 (graphite_trans_bb_block): Same.
32453 (graphite_trans_bb_block): Print tentative of loop blocking.
32454 (graphite_trans_scop_block): Do not print that the loop has been
32456 (graphite_transform_loops): Do not handle scops that contain condition
32459 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
32461 AVX Programming Reference (December, 2008)
32462 * config/i386/avxintrin.h (_mm256_stream_si256): New.
32463 (_mm256_stream_pd): Likewise.
32464 (_mm256_stream_ps): Likewise.
32466 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
32467 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
32468 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
32469 (bdesc_special_args): Add __builtin_ia32_movntdq256,
32470 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
32471 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
32472 (ix86_expand_special_args_builtin): Likewise.
32474 * config/i386/sse.md (AVXMODEDI): New.
32475 (avx_movnt<mode>): Likewise.
32476 (avx_movnt<mode>): Likewise.
32477 (<sse>_movnt<mode>): Remove AVX support.
32478 (sse2_movntv2di): Likewise.
32480 2009-01-07 Richard Guenther <rguenther@suse.de>
32482 PR middle-end/38751
32483 * fold-const.c (extract_muldiv): Remove obsolete comment.
32484 (fold_plusminus_mult_expr): Undo MINUS_EXPR
32485 to PLUS_EXPR canonicalization for the canonicalization.
32487 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
32489 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
32490 hosted cross-compilers generating less efficient code.
32492 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
32494 * function.h (rtl_data): Add a dbr_scheduled_p field.
32495 * reorg.c (dbr_schedule): Set it.
32496 (gate_handle_delay_slots): Check it.
32497 * config/mips/mips.c (mips_base_delayed_branch): Delete.
32498 (mips_reorg): Check flag_delayed_branch instead of
32499 mips_base_delayed_branch.
32500 (mips_override_options): Don't set mips_base_delayed_branch
32501 or flag_delayed_branch.
32503 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
32505 PR rtl-optimization/38426.
32506 * ira.c (ira): Set current_function_is_leaf earlier.
32508 2009-01-06 Jakub Jelinek <jakub@redhat.com>
32510 PR rtl-optimization/38722
32511 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
32512 too early, only set a flag and modify after last possible
32515 2009-01-06 Janis Johnson <janis187@us.ibm.com>
32518 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
32519 * real.c (decimal_single_format): Correct values of emin and emax.
32520 (decimal_double_format): Ditto.
32521 (decimal_quad_format): Ditto.
32522 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
32523 computation of DECnn_MIN and DECnn_MAX for corrected values of
32524 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
32525 __DECnn_MIN__, and adjust its computation for the corrected value
32528 2009-01-06 Jan Hubicka <jh@suse.cz>
32531 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
32533 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
32535 * doc/contrib.texi (Contributors): Slightly adjust the end note.
32536 Add Robert Clark to the list of testers.
32538 2009-01-06 Jan Hubicka <jh@suse.cz>
32539 Kai Tietz <kai.tietz@onevision.com>
32541 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
32542 * config/i386/i386.c (ix86_expand_call): Add clobbers.
32544 2009-01-06 Jan Hubicka <jh@suse.cz>
32545 Kai Tietz <kai.tietz@onevision.com>
32547 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
32549 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
32550 (ix86_nsaved_regs): Count only general purpose regs.
32551 (ix86_nsaved_sseregs): New.
32552 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
32553 to 16 for w64; compute padding and size of sse reg save area.
32554 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
32555 general purpose regs.
32556 (ix86_emit_save_sse_regs_using_mov): New.
32557 (ix86_expand_prologue): Save SSE regs if needed.
32558 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
32559 (ix86_emit_restore_sse_regs_using_mov): New.
32560 (ix86_expand_epilogue): Save SSE regs if needed.
32562 2009-01-06 Jan Hubicka <jh@suse.cz>
32563 Kai Tietz <kai.tietz@onevision.com>
32565 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
32566 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
32567 functions when accumulate outgoing args is off.
32569 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
32572 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
32573 before using pseudos_have_intersected_live_ranges_p.
32575 * ira-int.h (ira_assert): Always define.
32577 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
32579 AVX Programming Reference (December, 2008)
32580 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
32581 (_mm256_permute2_pd): Likewise.
32582 (_mm_permute2_ps): Likewise.
32583 (_mm256_permute2_ps): Likewise.
32584 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
32585 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
32587 * config/i386/i386.c (ix86_builtins): Remove
32588 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
32589 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
32590 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
32591 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
32592 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
32593 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
32594 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
32595 __builtin_ia32_vpermil2ps256.
32596 (ix86_init_mmx_sse_builtins): Updated.
32597 (ix86_expand_args_builtin): Likewise.
32599 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32601 * pa.c (output_call): Relocate non-jump insns in the delay slot of
32602 long absolute calls when generating PA 2.0 code.
32604 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
32606 PR rtl-optimization/38583
32607 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
32609 * params.def (ira-max-conflict-table-size): New.
32611 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
32613 * ira.h (ira_conflicts_p): New external definition.
32615 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
32616 table. Report this. Return result of building.
32617 (ira_build_conflicts): Use ira_conflicts_p. Check result of
32618 building conflict table.
32620 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
32621 (ira_color): Use ira_conflicts_p.
32623 * global.c: Include ira.h.
32624 (pseudo_for_reload_consideration_p, build_insn_chain): Use
32627 * Makefile.in (global.o): Add ira.h.
32629 * ira-build.c (mark_all_loops_for_removal,
32630 propagate_some_info_from_allocno): New.
32631 (remove_unnecessary_allocnos): Call
32632 propagate_some_info_from_allocno.
32633 (remove_low_level_allocnos): New.
32634 (remove_unnecessary_regions): Add parameter. Call
32635 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
32636 parameter to remove_unnecessary_regions.
32637 (ira_build): Remove all regions but root if the conflict table was
32638 not built. Update conflict hard regs for allocnos crossing calls.
32640 * ira.c (ira_conflicts_p): New global.
32641 (ira): Define and use ira_conflicts_p.
32643 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
32644 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
32645 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
32647 2009-01-06 Ben Elliston <bje@au.ibm.com>
32649 * gengtype-lex.l (YY_NO_INPUT): Define.
32651 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
32654 * c-common.c (handle_vector_size_attribute): Also reject
32655 BOOLEAN_TYPE types.
32657 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
32659 PR tree-optimization/38492
32660 * graphite.c (rename_map_elt, debug_rename_elt,
32661 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
32662 rename_map_elt_info, eq_rename_map_elts,
32663 get_new_name_from_old_name, bb_in_sese_p): Moved around.
32664 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
32665 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
32666 (sese_build_livein_liveouts): New.
32667 (new_sese, free_sese): New.
32668 (new_scop): Call new_sese.
32669 (free_scop): Call free_sese.
32670 (rename_variables_from_edge, rename_phis_end_scop): Removed.
32671 (register_old_new_names): Renamed register_old_and_new_names.
32672 (register_scop_liveout_renames, add_loop_exit_phis,
32673 insert_loop_close_phis, struct igp,
32674 default_liveout_before_guard, add_guard_exit_phis,
32675 insert_guard_phis, copy_renames): New.
32676 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
32677 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
32678 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
32679 (scop_adjust_phis_for_liveouts): New.
32680 (gloog): Call scop_adjust_phis_for_liveouts.
32682 * graphite.h (struct sese): Documented. Added fields liveout,
32683 num_ver and livein.
32684 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
32685 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
32686 (struct scop): Added field liveout_renames.
32687 (SCOP_LIVEOUT_RENAMES): New.
32689 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
32691 PR tree-optimization/38510
32692 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
32693 (translate_clast): Call recompute_all_dominators before
32695 (gloog): Call recompute_all_dominators before graphite_verify.
32697 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
32698 Jan Sjodin <jan.sjodin@amd.com>
32700 PR tree-optimization/38500
32701 * graphite.c (create_sese_edges): Call fix_loop_structure after
32704 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
32706 * config.gcc: Add m32r*-*-rtems*.
32707 * config/m32r/rtems.h: New file.
32709 2009-01-05 Ben Elliston <bje@au.ibm.com>
32711 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
32712 (.po.pox): Likewise.
32713 (po/gcc.pot): Likewise.
32715 2009-01-04 David S. Miller <davem@davemloft.net>
32717 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
32718 (STARTING_FRAME_OFFSET): Always set to zero.
32720 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
32722 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
32723 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
32724 fixed-point types, and vectors of the same.
32726 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
32728 * config/mips/sync.md (*mb_barrier): Rename to...
32729 (*memory_barrier): ...this.
32731 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
32733 * doc/extend.texi (Function Attributes): Move @cindex after @item
32734 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
32735 and put in alphabetical order. Fix 'target' name and put in order.
32736 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
32739 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
32741 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
32742 (memory_barrier): Expand as unspec instead of unspec_volatile.
32743 Remove mem:BLK from insn operands. Use Pmode scratch register.
32744 (*memory_barrier): Define as unspec instead of unspec_volatile.
32745 Use (match_dup 0) as input operand.
32747 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
32748 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
32749 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
32750 scratch register. Remove operand 1.
32751 (*stbar): Define as unspec instead of unspec_volatile.
32752 Use (match_dup 0) as input operand, remove (const_int 8).
32753 (*membar): Define as unspec instead of unspec_volatile.
32754 Use (match_dup 0) as input operand, remove input operand 2.
32756 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
32757 (memory_barrier): Expand as unspec instead of unspec_volatile.
32758 Remove mem:BLK from insn operands. Use Pmode scratch register.
32759 (*memory_barrier): Define as unspec instead of unspec_volatile.
32760 Use (match_dup 0) as input operand.
32762 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
32763 Remove mem:BLK from insn operands. Use Pmode scratch register.
32764 Set volatile flag on operand 0.
32765 (*memory_barrier): New insn pattern.
32767 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
32769 (*memory_barrier): Use (match_dup 0) as input operand.
32771 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
32772 Remove mem:BLK from insn operands. Use Pmode scratch register.
32773 Set volatile flag on operand 0.
32774 (*mb_internal): New insn pattern.
32776 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
32778 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
32780 PR middle-end/38586
32781 * function.c (struct temp_slot): Move to the section of the file
32782 that deals with temp slots. Remove field 'address'.
32783 (temp_slot_address_table): New hash table of address -> temp slot.
32784 (struct temp_slot_address_entry): New struct, items for the table.
32785 (temp_slot_address_compute_hash, temp_slot_address_hash,
32786 temp_slot_address_eq, insert_temp_slot_address): Support functions
32788 (find_temp_slot_from_address): Rewrite to use the new hash table.
32789 (remove_unused_temp_slot_addresses): Remove addresses of temp
32790 slots that have been made available.
32791 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
32792 worker function for remove_unused_temp_slot_addresses.
32793 (assign_stack_temp_for_type): Don't clear the temp slot address list.
32794 Add the temp slot address to the address -> temp slot map.
32795 (update_temp_slot_address): Update via insert_temp_slot_address.
32796 (free_temp_slots): Call remove_unused_temp_slot_addresses.
32797 (pop_temp_slots): Likewise.
32798 (init_temp_slots): Allocate the address -> temp slot map, or empty
32799 the map if it is already allocated.
32800 (prepare_function_start): Initialize temp slot processing.
32802 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
32804 PR middle-end/38584
32805 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
32806 Calculate the size of all stack vars assuming no packing of stack
32807 vars will happen, replacing a quadratic algorithm with a linear one.
32809 2009-01-03 Jakub Jelinek <jakub@redhat.com>
32812 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
32815 2009-01-03 Diego Novillo <dnovillo@google.com>
32817 * doc/contrib.texi: Update contributions.
32819 2009-01-03 Jakub Jelinek <jakub@redhat.com>
32822 * builtins.c (fold_builtin_memory_op): Give up if either operand
32823 is volatile. Set srctype or desttype to non-qualified version
32827 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
32828 and FUNCTION_DECLs.
32830 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
32832 PR rtl-optimization/35805
32833 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
32834 problem if fast dce is able to remove any instructions.
32835 * dce.c (dce_process_block): Fix dump message.
32837 2009-01-02 Mark Mitchell <mark@codesourcery.com>
32840 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
32842 2009-01-02 Jakub Jelinek <jakub@redhat.com>
32844 PR middle-end/38690
32845 * tree-flow.h (op_code_prio, op_prio): New prototypes.
32846 * tree-pretty-print.c (op_code_prio): New function.
32847 (op_prio): No longer static. Use op_code_prio.
32848 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
32849 Use op_prio and op_code_prio to determine if () should be
32850 printed around operand(s) or not.
32852 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
32853 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
32854 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
32855 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
32856 pp_character instead of pp_string for single letter printing.
32858 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
32860 * doc/extend.texi: Fix '#pragma GCC option' typo.
32862 2009-01-02 Richard Guenther <rguenther@suse.de>
32864 * doc/install.texi (--enable-checking): Mention different
32865 default for stage1.
32866 (--enable-stage1-checking): Document.
32868 2009-01-01 Andrew Pinski <pinskia@gmail.com>
32870 PR middle-end/30142
32871 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
32872 case to be an error.
32874 2009-01-02 Ben Elliston <bje@au.ibm.com>
32876 * config/fp-bit.h (pack_d): Constify argument.
32877 * config/fp-bit.c (makenan): Constify return type. Remove casts.
32878 (isnan): Constify argument.
32880 (iszero): Likewise.
32881 (pack_d): Likewise.
32882 (_fpadd_parts): Constify return type.
32883 (_fpmul_parts): Likewise.
32884 (_fpdiv_parts): Likewise.
32886 2009-01-01 Jakub Jelinek <jakub@redhat.com>
32889 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
32890 warn about overwriting initializer with side-effects or
32891 -Woverride-init if !IMPLICIT.
32892 (output_init_element): Likewise. Pass IMPLICIT down to
32894 (process_init_element): Add IMPLICIT argument. Pass it down
32895 to output_init_element.
32896 (push_init_element, pop_init_level, set_designator): Adjust
32897 process_init_element callers.
32898 (set_nonincremental_init, set_nonincremental_init_from_string):
32899 Adjust add_pending_init callers.
32900 (output_pending_init_elements): Adjust output_init_element callers.
32901 * c-tree.h (process_init_element): Adjust prototype.
32902 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
32903 process_init_element callers.
32906 Copyright (C) 2009 Free Software Foundation, Inc.
32908 Copying and distribution of this file, with or without modification,
32909 are permitted in any medium without royalty provided the copyright
32910 notice and this notice are preserved.