1 2009-11-25 Paul Brook <paul@codesourcery.com>
3 * config/arm/arm.md (consttable_4): Handle (high ...).
5 2009-11-25 Robert Nelson <robert.nelson@digikey.com>
6 Richard Earnshaw <rearnsha@arm.com>
8 * arm.h (enum vfp_reg_type): Add VFP_NONE.
9 * arm.c (all_fpus): Use it for floating point units that aren't based
10 on the VFP architecture.
11 (aapcs_vfp_is_call_or_return_candidate): Make base_mode a pointer to
14 2009-11-25 H.J. Lu <hongjiu.lu@intel.com>
16 * alias.c: Remove trailing white spaces.
17 * alloc-pool.c: Likewise.
18 * alloc-pool.h: Likewise.
19 * attribs.c: Likewise.
20 * auto-inc-dec.c: Likewise.
21 * basic-block.h: Likewise.
22 * bb-reorder.c: Likewise.
23 * bt-load.c: Likewise.
24 * builtins.c: Likewise.
25 * builtins.def: Likewise.
26 * c-common.c: Likewise.
27 * c-common.h: Likewise.
28 * c-cppbuiltin.c: Likewise.
30 * c-format.c: Likewise.
34 * c-parser.c: Likewise.
35 * c-pretty-print.c: Likewise.
37 * c-typeck.c: Likewise.
38 * caller-save.c: Likewise.
41 * cfganal.c: Likewise.
42 * cfgexpand.c: Likewise.
43 * cfghooks.c: Likewise.
44 * cfghooks.h: Likewise.
45 * cfglayout.c: Likewise.
46 * cfgloop.c: Likewise.
47 * cfgloop.h: Likewise.
48 * cfgloopmanip.c: Likewise.
52 * cgraphbuild.c: Likewise.
53 * cgraphunit.c: Likewise.
54 * cif-code.def: Likewise.
55 * collect2.c: Likewise.
56 * combine.c: Likewise.
57 * convert.c: Likewise.
58 * coverage.c: Likewise.
59 * crtstuff.c: Likewise.
63 * dbgcnt.def: Likewise.
69 * defaults.h: Likewise.
70 * df-byte-scan.c: Likewise.
71 * df-core.c: Likewise.
72 * df-problems.c: Likewise.
73 * df-scan.c: Likewise.
76 * diagnostic.c: Likewise.
77 * diagnostic.h: Likewise.
78 * dominance.c: Likewise.
79 * domwalk.c: Likewise.
80 * double-int.c: Likewise.
81 * double-int.h: Likewise.
83 * dwarf2asm.c: Likewise.
84 * dwarf2asm.h: Likewise.
85 * dwarf2out.c: Likewise.
86 * ebitmap.c: Likewise.
87 * ebitmap.h: Likewise.
88 * emit-rtl.c: Likewise.
89 * et-forest.c: Likewise.
97 * fold-const.c: Likewise.
98 * function.c: Likewise.
99 * function.h: Likewise.
100 * fwprop.c: Likewise.
102 * gcov-dump.c: Likewise.
103 * gcov-io.c: Likewise.
104 * gcov-io.h: Likewise.
107 * genattr.c: Likewise.
108 * genattrtab.c: Likewise.
109 * genautomata.c: Likewise.
110 * genchecksum.c: Likewise.
111 * genconfig.c: Likewise.
112 * genflags.c: Likewise.
113 * gengtype-parse.c: Likewise.
114 * gengtype.c: Likewise.
115 * gengtype.h: Likewise.
116 * genmddeps.c: Likewise.
117 * genmodes.c: Likewise.
118 * genopinit.c: Likewise.
119 * genpreds.c: Likewise.
120 * gensupport.c: Likewise.
121 * ggc-common.c: Likewise.
122 * ggc-page.c: Likewise.
123 * ggc-zone.c: Likewise.
125 * gimple-iterator.c: Likewise.
126 * gimple-low.c: Likewise.
127 * gimple-pretty-print.c: Likewise.
128 * gimple.c: Likewise.
129 * gimple.def: Likewise.
130 * gimple.h: Likewise.
131 * gimplify.c: Likewise.
132 * graphds.c: Likewise.
133 * graphite-clast-to-gimple.c: Likewise.
134 * gthr-nks.h: Likewise.
135 * gthr-posix.c: Likewise.
136 * gthr-posix.h: Likewise.
137 * gthr-posix95.h: Likewise.
138 * gthr-single.h: Likewise.
139 * gthr-tpf.h: Likewise.
140 * gthr-vxworks.h: Likewise.
142 * haifa-sched.c: Likewise.
143 * hard-reg-set.h: Likewise.
146 * hosthooks.h: Likewise.
149 * incpath.c: Likewise.
150 * init-regs.c: Likewise.
151 * integrate.c: Likewise.
152 * ipa-cp.c: Likewise.
153 * ipa-inline.c: Likewise.
154 * ipa-prop.c: Likewise.
155 * ipa-pure-const.c: Likewise.
156 * ipa-reference.c: Likewise.
157 * ipa-struct-reorg.c: Likewise.
158 * ipa-struct-reorg.h: Likewise.
159 * ipa-type-escape.c: Likewise.
160 * ipa-type-escape.h: Likewise.
161 * ipa-utils.c: Likewise.
162 * ipa-utils.h: Likewise.
164 * ira-build.c: Likewise.
165 * ira-color.c: Likewise.
166 * ira-conflicts.c: Likewise.
167 * ira-costs.c: Likewise.
168 * ira-emit.c: Likewise.
169 * ira-int.h: Likewise.
170 * ira-lives.c: Likewise.
173 * lambda-code.c: Likewise.
174 * lambda-mat.c: Likewise.
175 * lambda-trans.c: Likewise.
176 * lambda.h: Likewise.
177 * langhooks.c: Likewise.
179 * libgcov.c: Likewise.
181 * loop-doloop.c: Likewise.
182 * loop-init.c: Likewise.
183 * loop-invariant.c: Likewise.
184 * loop-iv.c: Likewise.
185 * loop-unroll.c: Likewise.
186 * lower-subreg.c: Likewise.
187 * lto-cgraph.c: Likewise.
188 * lto-compress.c: Likewise.
189 * lto-opts.c: Likewise.
190 * lto-section-in.c: Likewise.
191 * lto-section-out.c: Likewise.
192 * lto-streamer-in.c: Likewise.
193 * lto-streamer-out.c: Likewise.
194 * lto-streamer.c: Likewise.
195 * lto-streamer.h: Likewise.
196 * lto-symtab.c: Likewise.
197 * lto-wpa-fixup.c: Likewise.
198 * matrix-reorg.c: Likewise.
200 * mode-switching.c: Likewise.
201 * modulo-sched.c: Likewise.
204 * omp-low.c: Likewise.
205 * optabs.c: Likewise.
206 * optabs.h: Likewise.
207 * opts-common.c: Likewise.
209 * params.def: Likewise.
210 * params.h: Likewise.
211 * passes.c: Likewise.
212 * plugin.c: Likewise.
213 * postreload-gcse.c: Likewise.
214 * postreload.c: Likewise.
215 * predict.c: Likewise.
216 * predict.def: Likewise.
217 * pretty-print.c: Likewise.
218 * pretty-print.h: Likewise.
219 * print-rtl.c: Likewise.
220 * print-tree.c: Likewise.
221 * profile.c: Likewise.
222 * read-rtl.c: Likewise.
225 * reg-stack.c: Likewise.
226 * regcprop.c: Likewise.
227 * reginfo.c: Likewise.
228 * regmove.c: Likewise.
229 * regrename.c: Likewise.
231 * regstat.c: Likewise.
232 * reload.c: Likewise.
233 * reload1.c: Likewise.
234 * resource.c: Likewise.
238 * rtlanal.c: Likewise.
239 * sbitmap.c: Likewise.
240 * sched-deps.c: Likewise.
241 * sched-ebb.c: Likewise.
242 * sched-int.h: Likewise.
243 * sched-rgn.c: Likewise.
244 * sched-vis.c: Likewise.
245 * sdbout.c: Likewise.
246 * sel-sched-dump.c: Likewise.
247 * sel-sched-dump.h: Likewise.
248 * sel-sched-ir.c: Likewise.
249 * sel-sched-ir.h: Likewise.
250 * sel-sched.c: Likewise.
251 * sel-sched.h: Likewise.
254 * simplify-rtx.c: Likewise.
255 * stack-ptr-mod.c: Likewise.
257 * stor-layout.c: Likewise.
258 * store-motion.c: Likewise.
259 * stringpool.c: Likewise.
260 * stub-objc.c: Likewise.
261 * sync-builtins.def: Likewise.
262 * target-def.h: Likewise.
263 * target.h: Likewise.
264 * targhooks.c: Likewise.
265 * targhooks.h: Likewise.
266 * timevar.c: Likewise.
268 * toplev.c: Likewise.
269 * toplev.h: Likewise.
270 * tracer.c: Likewise.
271 * tree-affine.c: Likewise.
272 * tree-affine.h: Likewise.
273 * tree-browser.def: Likewise.
274 * tree-call-cdce.c: Likewise.
275 * tree-cfg.c: Likewise.
276 * tree-cfgcleanup.c: Likewise.
277 * tree-chrec.c: Likewise.
278 * tree-chrec.h: Likewise.
279 * tree-complex.c: Likewise.
280 * tree-data-ref.c: Likewise.
281 * tree-data-ref.h: Likewise.
282 * tree-dfa.c: Likewise.
283 * tree-dump.c: Likewise.
284 * tree-dump.h: Likewise.
285 * tree-eh.c: Likewise.
286 * tree-flow-inline.h: Likewise.
287 * tree-flow.h: Likewise.
288 * tree-if-conv.c: Likewise.
289 * tree-inline.c: Likewise.
290 * tree-into-ssa.c: Likewise.
291 * tree-loop-distribution.c: Likewise.
292 * tree-loop-linear.c: Likewise.
293 * tree-mudflap.c: Likewise.
294 * tree-nested.c: Likewise.
295 * tree-nomudflap.c: Likewise.
296 * tree-nrv.c: Likewise.
297 * tree-object-size.c: Likewise.
298 * tree-optimize.c: Likewise.
299 * tree-outof-ssa.c: Likewise.
300 * tree-parloops.c: Likewise.
301 * tree-pass.h: Likewise.
302 * tree-phinodes.c: Likewise.
303 * tree-predcom.c: Likewise.
304 * tree-pretty-print.c: Likewise.
305 * tree-profile.c: Likewise.
306 * tree-scalar-evolution.c: Likewise.
307 * tree-ssa-address.c: Likewise.
308 * tree-ssa-alias.c: Likewise.
309 * tree-ssa-ccp.c: Likewise.
310 * tree-ssa-coalesce.c: Likewise.
311 * tree-ssa-copy.c: Likewise.
312 * tree-ssa-copyrename.c: Likewise.
313 * tree-ssa-dce.c: Likewise.
314 * tree-ssa-dom.c: Likewise.
315 * tree-ssa-dse.c: Likewise.
316 * tree-ssa-forwprop.c: Likewise.
317 * tree-ssa-ifcombine.c: Likewise.
318 * tree-ssa-live.c: Likewise.
319 * tree-ssa-live.h: Likewise.
320 * tree-ssa-loop-ch.c: Likewise.
321 * tree-ssa-loop-im.c: Likewise.
322 * tree-ssa-loop-ivcanon.c: Likewise.
323 * tree-ssa-loop-ivopts.c: Likewise.
324 * tree-ssa-loop-manip.c: Likewise.
325 * tree-ssa-loop-niter.c: Likewise.
326 * tree-ssa-loop-prefetch.c: Likewise.
327 * tree-ssa-loop-unswitch.c: Likewise.
328 * tree-ssa-loop.c: Likewise.
329 * tree-ssa-math-opts.c: Likewise.
330 * tree-ssa-operands.c: Likewise.
331 * tree-ssa-operands.h: Likewise.
332 * tree-ssa-phiopt.c: Likewise.
333 * tree-ssa-phiprop.c: Likewise.
334 * tree-ssa-pre.c: Likewise.
335 * tree-ssa-propagate.c: Likewise.
336 * tree-ssa-reassoc.c: Likewise.
337 * tree-ssa-sccvn.c: Likewise.
338 * tree-ssa-sink.c: Likewise.
339 * tree-ssa-structalias.c: Likewise.
340 * tree-ssa-ter.c: Likewise.
341 * tree-ssa-threadedge.c: Likewise.
342 * tree-ssa-threadupdate.c: Likewise.
343 * tree-ssa-uncprop.c: Likewise.
344 * tree-ssa.c: Likewise.
345 * tree-ssanames.c: Likewise.
346 * tree-switch-conversion.c: Likewise.
347 * tree-tailcall.c: Likewise.
348 * tree-vect-data-refs.c: Likewise.
349 * tree-vect-generic.c: Likewise.
350 * tree-vect-loop-manip.c: Likewise.
351 * tree-vect-loop.c: Likewise.
352 * tree-vect-patterns.c: Likewise.
353 * tree-vect-slp.c: Likewise.
354 * tree-vect-stmts.c: Likewise.
355 * tree-vectorizer.c: Likewise.
356 * tree-vectorizer.h: Likewise.
357 * tree-vrp.c: Likewise.
359 * tree.def: Likewise.
361 * treestruct.def: Likewise.
362 * unwind-compat.c: Likewise.
363 * unwind-dw2-fde-glibc.c: Likewise.
364 * unwind-dw2.c: Likewise.
365 * value-prof.c: Likewise.
366 * value-prof.h: Likewise.
367 * var-tracking.c: Likewise.
368 * varasm.c: Likewise.
369 * varpool.c: Likewise.
372 * vmsdbgout.c: Likewise.
374 * xcoffout.c: Likewise.
376 2009-11-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
378 * pa.c (output_call): Only use sr4 for long interspace calls if
379 call binds local and generating non PIC code.
380 (attr_length_call): Adjust length calculation for above.
382 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
384 * config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
385 (add<mode>3_carry): Change operand order of plus RTX.
386 (*add<mode>3_carry): Ditto.
387 (*addsi3_carry_zext): Ditto.
388 (*add<dwi>3_doubleword): Update for changed operand order.
389 (*negti2_1 splitter): Ditto.
390 (*negdi2_1 splitter): Ditto.
391 (<plusminus_insn><mode>3_carry): Macroize expander from
392 {add,sub}<mode>3_carry patterns using plusminus code iterator.
393 (*<plusminus_insn><mode>3_carry): Macroize insn from
394 *{add,sub}<mode>3_carry patetrns using plusminus code iterator.
395 (neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
396 patterns using SDWIM mode iterator.
397 (*neg<dwi>2_doubleword): New insn_and_split pattern. Macroize
398 pattern from *neg{di,ti}2_1 patterns and corresponding splitters
399 using DWIH mode iterator.
400 (*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
401 using SWI mode iterator.
402 (*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
403 (one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
404 patterns using SWIM mode iterator.
405 (*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
406 patterns using SWI248 mode iterator.
407 (*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
408 patterns using SWI mode iterator.
409 (*one_cmpl<mode>2_2 splitter): Macroize splitter from
410 one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.
412 2009-11-24 Michael Matz <matz@suse.de>
414 * expr.c (set_storage_via_libcall): Fix build_call_expr call.
416 2009-11-24 David Binderman <dcb314@hotmail.com>
418 * expr.c (store_field): Remove set but not used local variable
420 (expand_expr_real_2): Remove treeop2.
421 * gcse.c (update_ld_motion_stores): Remove new_rtx.
422 * haifa-sched.c (max_issue): Remove points.
423 (sched_create_recovery_edges): Remove e.
424 * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
426 2009-11-24 Nick Clifton <nickc@redhat.com>
428 * config/v850/v850.c (function_arg): Fix handling of zero-length
431 2009-11-24 Michael Matz <matz@suse.de>
433 * tree.h (union tree_ann_d): Don't declare.
434 (tree_base): Remove ann field.
435 (struct var_ann_d): Declare forward.
436 (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
437 (DECL_VAR_ANN_PTR): New macro.
438 * tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
439 accept only VAR, PARM or RESULT decls.
440 (create_tree_common_ann): Remove.
441 (remove_referenced_var): Use DECL_VAR_ANN_PTR.
442 * tree-eh.c (lookup_expr_eh_lp): Remove.
443 * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
445 (ann_type, tree_common_ann, get_tree_common_ann): Remove.
446 * tree-flow.h (enum tree_ann_type): Remove.
447 (struct tree_ann_common_d): Remove.
448 (struct var_ann_d): Remove common field.
449 (union tree_ann_d): Remove.
450 (tree_ann_t, tree_ann_common_t): Remove typedefs.
451 (tree_common_ann, get_tree_common_ann, ann_type,
452 create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
453 * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
454 * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
455 * builtins.c (expand_builtin_memcpy): Use
456 currently_expanding_gimple_stmt instead of tree annotation.
457 (expand_builtin_memset_args): Ditto.
458 * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
459 (expand_call_stmt): Don't set tree annotation.
460 (expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
461 * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
462 * gimple.h (currently_expanding_gimple_stmt): Declare.
464 2009-11-24 Paolo Carlini <paolo.carlini@oracle.com>
466 * dwarf2out.c (add_location_or_const_value_attribute): Remove
467 useless NOTE_VAR_LOCATION_STATUS call.
468 * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
470 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
472 * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
473 being called recursively.
475 2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
477 * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
478 $(MD5_H) params.def params.h prefix.h tree-inline.h.
480 2009-11-24 Paul Brook <paul@codesourcery.com>
482 * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
485 2009-11-24 Julian Brown <julian@codesourcery.com>
486 Paul Brook <paul@codesourcery.com>
488 * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
489 (arm_dwarf_register_span): New function.
490 (arm_dbx_register_number): Add VFPv3 dwarf numbering.
492 2009-11-24 David Binderman <dcb314@hotmail.com>
494 * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
495 local variable bb_note.
496 * dominance.c (get_dominated_by): Likewise local var n.
497 (output_file_names): Likewise local var idx.
498 (add_location_or_const_value_attribute): Likewise local var status.
499 * dwarf2out.c (gen_variable_die): Likewise local var field.
500 * emit-rtl.c (no_line_numbers): Remove.
501 (init_emit_once): Remove line_numbers parameter.
502 * rtl.h (init_emit_once): Adjust prototype.
503 * toplev.c (backend_init): Adjust init_emit_once call.
505 2009-11-24 Richard Guenther <rguenther@suse.de>
507 PR tree-optimization/42142
508 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
509 Handle iv-dependent (non-)kills properly.
510 (mark_aliased_reaching_defs_necessary): Pass the basic-block
511 of the reference statement to mark_aliased_reaching_defs_necessary_1.
513 2009-11-24 Martin Jambor <mjambor@suse.cz>
515 PR tree-optimization/42154
516 * tree-sra.c (struct access): Added comments.
517 (sra_modify_expr): Build references to the old aggregate with
518 build_ref_for_offset instead of reusing access->expr.
519 (load_assign_lhs_subreplacements): Likewise.
521 2009-11-24 Uros Bizjak <ubizjak@gmail.com>
523 * config/i386/i386.md (add<mode>3_carry): Change insn pattern
525 (sub<mode>3_carry): Ditto.
526 (x86_mov<mode>cc_0_m1): Ditto.
527 (*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
528 for ix86_carry_flag_operator operator predicate.
529 (*sub<mode>3_carry): Ditto.
530 (*x86_mov<mode>cc_0_m1): Ditto.
531 (*addsi3_carry_zext): Use VOIDmode match_operator for
532 ix86_carry_flag_operator operator predicate.
533 (*subsi3_carry_zext): Ditto.
534 (*x86_mov<mode>cc_0_m1_s): Ditto.
535 (*x86_mov<mode>cc_0_m1_neg): Ditto.
536 * config/i386/predocates.md (ix86_carry_flag_operator): Do not
537 check operator sub-expressions for FLAGS_REG and const0_rtx.
538 * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
539 (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
540 (ix86_expand_int_addcc): Update calls to
541 gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
542 (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
543 Do not set mode of compare operation.
545 2009-11-23 Jan Hubicka <jh@suse.cz>
548 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
551 2009-11-23 Jan Hubicka <jh@suse.cz>
553 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
554 wrong profile updates.
555 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
556 having largest frequency.
557 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
558 used uninitalized warning.
559 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
562 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
564 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
565 of gen_rtx_REG to generate operand 5.
566 (*cmp_ssub_sidi): Ditto.
568 2009-11-23 Richard Henderson <rth@redhat.com>
570 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
573 2009-11-23 Paul Brook <paul@codesourcery.com>
575 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
576 case for noreturn functions.
577 (arm_compute_save_reg_mask): Remove special noreturn handling.
579 2009-11-23 Richard Guenther <rguenther@suse.de>
581 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
584 2009-11-22 Richard Henderson <rth@redhat.com>
586 * i386.c (avx_vpermilp_parallel): New function.
587 * i386-protos.h: Declare it.
588 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
589 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
590 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
591 (ssescalarnum, ssedoublesizemode): Add AVX modes.
592 (vpermilbits): Remove.
593 (avx_vpermil<mode>): Change insns to expanders.
594 (*avx_vpermil<mode>): New. Use vec_select.
596 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
598 * opts.c (decode_options): Don't enable flag_schedule_insns
599 when optimizing for size.
600 * doc/invoke.texi: Document change.
602 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
605 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
606 of scratch register to SImode.
607 (*cmp_sadd_sidi): Ditto.
608 (*cmp_ssub_si): Ditto.
609 (*cmp_ssub_sidi): Ditto.
611 2009-11-21 Ian Lance Taylor <iant@google.com>
613 * Makefile.in (HOST_LIBS): Move higher in file.
614 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
615 is not empty, set to $(CC) and $(CFLAGS).
617 2009-11-22 Martin Jambor <mjambor@suse.cz>
619 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
620 V_C_E of an SSA_NAME or an invariant if lvalue is required.
621 (verify_gimple_call): Verify LHS also with with
622 verify_types_in_gimple_reference.
624 2009-11-21 Martin Jambor <mjambor@suse.cz>
627 * tree-sra.c (access_precludes_ipa_sra_p): New function.
628 (splice_param_accesses): Check all accesses by calling
629 access_precludes_ipa_sra_p.
630 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
631 not convert types if it is true.
632 (sra_ipa_modify_assign): Convert types in case of mismatch.
634 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
636 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
639 2009-11-21 Adam Nemet <adambnemet@gmail.com>
641 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
642 (mips_mulsidi3_gen_fn): Declare new function.
643 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
644 * config/mips/mips.md (<u>mulsidi3): Change condition to use
645 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
646 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
647 (mulsidi3_64bit_dmul): New define_insn.
649 2009-11-21 Ben Elliston <bje@au.ibm.com>
651 * gengtype-lex.l: Enable noinput flex option.
652 (YY_NO_INPUT): Remove define.
654 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
656 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
657 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
658 (insert_debug_temps_for_defs): Handle PHI nodes.
659 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
662 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
664 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
665 after remove_phi_node.
667 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
669 PR tree-optimization/42078
670 * gimple.h (gimple_replace_lhs): New declaration.
671 * gimple.c (gimple_replace_lhs): New function.
672 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
675 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
677 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
678 (xop_mulv2div2di3_low): Same.
679 (*xop_pmacsdqh_mem): Same.
681 2009-11-20 Richard Henderson <rth@redhat.com>
683 * config/i386/i386-builtin-types.awk: New file.
684 * config/i386/i386-builtin-types.def: New file.
685 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
686 * config/i386/i386.c: Include it.
687 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
688 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
689 (struct builtin_isa): Remove GTY marker. Replace tree type with
690 ix86_builtin_func_type; add set_and_not_built_p.
691 (def_builtin): Change type parameter to tcode; use
692 ix86_get_builtin_func_type; update all callers. Accept zero mask
693 to mean the builtin is unconditionally available.
694 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
696 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
697 Update some users to rationalized enumeration codes from new include.
698 (enum multi_arg_type): Remove. Replace all enumeration values
699 with defines to new ix86_builtin_func_type.
700 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
701 all type resolution to def_builtin.
702 (ix86_init_builtin_types): Split out from ...
703 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
705 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
708 * config/rs6000/rs6000.c (struct machine_function): Revert
709 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
710 (rs6000_expand_to_rtl_hook): Ditto.
711 (rs6000_check_vector_mode): Ditto.
712 (compute_vrsave_mask): Ditto.
714 2009-11-20 Paul Brook <paul@codesourcery.com>
716 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
717 * config/arm/arm-cores.def: Add cortex-a5.
718 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
719 * config/arm/arm-tune.md: Regenerate.
721 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
724 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
725 (ref_pos): New field in structure.
726 (insert_new_var_in_stmt): New function.
729 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
731 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
732 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
733 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
734 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
735 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
736 INT_LEAST64_TYPE): Define.
737 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
738 UINT_LEAST64_TYPE): Define.
739 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
740 INT_FAST64_TYPE): Define.
741 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
742 UINT_FAST64_TYPE): Define.
743 (INTPTR_TYPE, UINTPTR_TYPE): Define.
745 2009-11-20 Julian Brown <julian@codesourcery.com>
747 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
748 specially for Thumb-1.
749 (ASM_OUTPUT_REG_POP): Likewise.
751 2009-11-19 Jason Merrill <jason@redhat.com>
753 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
755 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
756 Rafael Avila de Espindola <espindola@google.com>
758 * doc/plugins.texi (Plugin initialization): Added advices for
759 retrieving the version of GCC at plugin compilation and loading times.
761 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
763 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
764 (dump_active_plugins): output to file everything. Use
765 internationalized dump & FMT_FOR_PLUGIN_EVENT.
767 2009-11-19 Richard Guenther <rguenther@suse.de>
769 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
770 around truth-valued expressions.
771 * tree.c (free_lang_data): Untangle check for LTO frontend.
773 2009-11-19 Jakub Jelinek <jakub@redhat.com>
775 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
776 of cgraph_node_for_decl.
777 * cgraph.h (cgraph_node_for_decl): Remove prototype.
778 * cgraph.c (cgraph_node_for_decl): Remove.
779 (cgraph_get_node): Just return NULL if !cgraph_hash.
781 2009-11-19 Paul Brook <paul@codesourcery.com>
783 * config.gcc: Add new ARM --with-fpu options.
784 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
785 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
787 2009-11-18 Richard Guenther <rguenther@suse.de>
789 * gimple.h (union gimple_statement_d): Add gsmembase member.
790 (gimple_vuse_op): Use gsmembase for access.
791 (gimple_vdef_op): Likewise.
792 (gimple_vuse): Likewise.
793 (gimple_vdef): Likewise.
794 (gimple_vuse_ptr): Likewise.
795 (gimple_vdef_ptr): Likewise.
796 (gimple_set_vuse): Likewise.
797 (gimple_set_vdef): Likewise.
798 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
800 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
802 * doc/arm-neon-intrinsics.texi: Regenerated.
804 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
806 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
808 2009-11-18 Paul Brook <paul@codesourcery.com>
809 Daniel Jacobowitz <dan@codesourcery.com>
811 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
812 (arm_arch7em): New variable.
813 (all_architectures): Add armv7e-m.
814 (arm_override_options): Set arm_arch7em.
815 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
817 (arm_arch7em): Declare.
819 2009-11-18 Richard Guenther <rguenther@suse.de>
821 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
822 a valid field decl if checking is enabled.
824 2009-11-18 Martin Jambor <mjambor@suse.cz>
826 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
827 (lto_ipa_fixup_call_notes): Declare.
828 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
829 (update_call_notes_after_inlining): Copy call stmt uid to the new
831 (ipa_write_param_call_note): New function.
832 (ipa_read_param_call_note): New function
833 (ipa_write_node_info): Write also param call notes. Removed a bogus
834 comment, reformatted to fit 80 columns.
835 (ipa_read_node_info): Read also param call notes. Removed a bogus
836 comment. Remove ipa_edge_args_vector growth.
837 (lto_ipa_fixup_call_notes): New function.
838 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
839 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
840 inlining regardless of flag_wpa.
841 (cgraph_decide_inlining_of_small_functions): Likewise.
842 (cgraph_decide_inlining): Likewise.
843 (inline_read_summary): Likewise.
845 2009-11-18 Jan Hubicka <jh@suse.cz>
847 * predict.c (compute_function_frequency): Export.
848 * predict.h (compute_function_frequency): Declare.
849 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
851 2009-11-18 Martin Jambor <mjambor@suse.cz>
853 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
854 on all nodes we write summaries for.
856 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
859 * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
860 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
861 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
862 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
863 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
864 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
865 (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
868 2009-11-18 Jakub Jelinek <jakub@redhat.com>
870 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
872 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
875 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
877 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
879 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
880 cgraph_materialize_all_clones): Handle same_body aliases.
881 * cgraph.c (cgraph_allocate_node): New function.
882 (cgraph_create_node): Use it.
883 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
884 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
885 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
887 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
888 (input_node): Stream in same_body aliases.
889 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
890 for same_body aliases.
891 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
893 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
896 * config/darwin.h: Use the extension stub libraries to access
897 current libgcc_s features.
899 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
902 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
903 (vect_transform_loop): Call it.
905 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
907 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
910 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
914 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
916 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
917 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
918 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
919 (sese_bad_liveouts_use): New.
920 (sese_reset_debug_liveouts_bb): New.
921 (sese_build_liveouts): Use it.
922 (rename_variables_in_stmt): Reset debug stmts rather than creating
924 (expand_scalar_variable_stmt): Likewise.
926 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
928 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
929 (df_ref_remove): Likewise.
931 2009-11-17 Jan Hubicka <jh@suse.cz>
933 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
936 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
938 * toplev.c (process_options): Remove dead code.
939 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
941 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
943 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
946 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
948 PR tree-optimization/41857
949 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
950 TYPE's address space instead of pointer to TYPE.
952 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
954 * reload.c (find_reloads_address): Fix typo.
956 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
958 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
959 registers in leaf functions if possible.
961 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
963 * config/m68k/m68k-devices.def: Add MCF5441x family.
965 2009-11-17 Jan Hubicka <jh@suse.cz>
967 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
969 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
971 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
973 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
974 nest ior expressions.
975 (x86_64_szext_nonmemory_operand): Ditto.
976 (call_insn_operand): Ditto.
978 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
980 * stmt.c (expand_asm_stmt): Get locus from stmt.
982 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
984 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
985 Create the decl label for the new dest block on demand. Require
986 a fallthrough edge if no asm labels were redirected.
988 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
990 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
992 (cstoresi4): Ditto for operand 2.
993 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
994 patterns using SDWIM mode iterator.
995 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
996 using SWIM mode iterator.
997 (cmpdi_1): Rename from cmpdi_1_rex64.
998 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
1000 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
1001 using SWI mode iterator.
1002 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
1003 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
1004 (*cmpqi_ext_3_insn): Make private.
1005 (*cmpqi_ext_3_insn_rex64): Make private.
1006 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
1007 * config/i386/predicates.md (cmpsi_operand): Remove.
1009 2009-11-16 Paul Brook <paul@codesourcery.com>
1011 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
1012 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
1014 2009-11-14 Jan Hubicka <jh@suse.cz>
1016 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
1018 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
1019 zero out all callees.
1020 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
1021 frequency and count match.
1022 * ipa-inline.c (update_noncloned_frequencies): New function.
1023 (cgraph_clone_inlined_nodes): Use it.
1024 * tree-inline.c (copy_bb): Fix frequency scaling; output
1025 diagnostic on frequency mismatches to dump file.
1026 (initialize_cfun): Do not scale frequency; fix count scaling;
1027 initialize entry and exit block frequencies; copy profile info.
1028 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
1029 (copy_body): Use frequency_scale as argument.
1030 (expand_call_inline): Compute frequency scale and output diagnostic
1032 (delete_unreachable_blocks_update_callgrah): Remove checking that
1033 has to be done after edge redirection.
1034 (tree_function_versioning): Update initialize_cfun and copy_body call.
1036 2009-11-14 Jan Hubicka <jh@suse.cz>
1038 * cgraph.c (cgraph_release_function_body): Update use of
1039 ipa_transforms_to_apply.
1040 (cgraph_remove_node): Remove ipa_transforms_to_apply.
1041 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
1042 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
1044 (cgraph_materialize_clone): Remove original if dead.
1045 * lto-streamer-in.c (lto_read_body): Remove FIXME and
1046 ipa_transforms_to_apply hack.
1047 * function.h (struct function): Add ipa_transforms_to_apply.
1048 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
1049 * tree-inline.c (copy_bb): Update sanity check.
1050 (initialize_cfun): Do not copy ipa_transforms_to_apply.
1051 (expand_call_inline): remove dead clone originals.
1052 (tree_function_versioning): Merge transformation queues.
1053 * passes.c (add_ipa_transform_pass): Remove.
1054 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
1056 (execute_all_ipa_transforms): Update.
1057 (execute_one_pass): Update.
1059 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1061 PR target/21078, 21080
1062 * config/avr/avr.c (avr_return_addr_rtx): New function for
1063 builtin_return_address.
1064 (expand_prologue): Calculate stack usage.
1065 (avr_asm_function_end_prologue): Output stack size and offset label.
1066 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
1067 (machine_function): Add stack_usage.
1068 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
1070 2009-11-14 Anatoly Sokolov <aesok@post.ru>
1072 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
1073 new 'outgoing' argument.
1074 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
1075 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1076 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
1077 iq2000_function_value_regno_p.
1078 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1079 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
1082 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
1085 * arm.md (adddi_sesidi_di): Place tied contraint first.
1086 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
1087 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
1088 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
1089 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
1090 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
1091 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
1092 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
1093 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
1094 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
1096 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
1098 * config/i386/predicates.md (call_register_no_elim_operand):
1099 New predicate. Reject stack register as valid call operand
1101 (call_insn_operand): Use call_register_no_elim_operand.
1103 2009-11-13 Richard Henderson <rth@redhat.com>
1105 * function.c (stack_protect_prologue): Don't bypass expand_expr
1106 for stack_protect_guard and guard_decl.
1107 (stack_protect_epilogue): Likewise.
1109 2009-11-13 Jan Hubicka <jh@suse.cz>
1111 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
1112 when to PUBLIC is set.
1114 2009-11-13 Jakub Jelinek <jakub@redhat.com>
1117 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
1120 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
1123 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
1124 *call_value_1): Use "lsm" as operand 1 constraint.
1125 * config/i386/predicates.md (call_insn_operand): Depend on
1126 index_register_operand to avoid %esp register.
1128 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
1131 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1134 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
1135 (TARGET_CALL_ESP): New define.
1136 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1138 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
1139 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
1140 *call_1, *call_value_pop_1 and *call_value_1. Depend on
1142 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
1143 New patterns, use "lsm" as operand 1 constraint.
1144 * config/i386/predicates.md (call_insn_operand): Depend on
1145 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
1147 2009-11-13 Jason Merrill <jason@redhat.com>
1150 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
1151 Don't emit a second declaration at any scope.
1153 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
1155 PR rtl-optimization/41697
1156 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
1157 a conditional jump has a single successor.
1159 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
1161 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
1162 allocate reg_last when in case lazy_reg_last is true.
1163 (init_deps_reg_last): New.
1164 (free_deps): When max_reg is 0, this context is already freed.
1165 * sched-int.h (init_deps_reg_last): Export.
1166 (init_deps): Update prototype.
1167 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
1168 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
1169 * ddg.c (build_intra_loop_deps): Likewise.
1170 * sel-sched-ir.c (copy_deps_context, create_deps_context,
1171 reset_deps_context, deps_init_id): Likewise.
1172 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
1173 (free_data_for_scheduled_insn): New, break down from ...
1174 (free_first_time_insn_data): ... here.
1175 (has_dependence_p): Allocate reg_last now, when it is needed.
1176 (extend_insn_data): When maximal LUID is big enough, allocate
1177 per-insn data in smaller chunks.
1178 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
1179 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
1182 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
1184 * config/i386/i386.md (call_value): Fix comment.
1185 (sibcall_value): Ditto.
1187 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
1189 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
1190 (MD_FROB_UPDATE_CONTEXT): Define.
1192 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
1193 Laurent GUERBY <laurent@guerby.net>
1195 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
1196 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
1197 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
1199 2009-11-12 Jan Hubicka <jh@suse.cz>
1201 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
1202 and clear DECL_COMMON on localized declarations.
1204 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
1207 * regrename.c (struct du_head): New structure; some elements moved
1209 (struct du_chain): ... this one.
1210 (open_chains, closed_chains): Now of type struct du_head *.
1211 (do_replace): Accept du_head argument, not du_chain. All callers
1212 changed. Modified code to match new data structures.
1213 (build_def_use): Return a list of du_head structures. Modified code
1214 to match new data structures.
1215 (dump_def_use_chain): Accept du_head argument, not du_chain. All
1216 callers changed. Modified code to match new data structures.
1217 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
1218 callers changed. Modified code to match new data structures.
1219 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
1220 Allocate a du_head structure as well as a du_chain when creating a
1221 new chain. Modified other code to match new data structures.
1223 2009-11-12 Jan Hubicka <jh@suse.cz>
1225 * cgraph.h (varpool_node_name): Declare.
1226 * cgraphunit.c (process_function_and_variable_attributes): Set
1227 force_output flag on used variables.
1228 * ipa.c (function_and_variable_visibility): Dump externally visible
1229 and needed variables.
1230 * varpool.c (varpool_node_name): Export.
1231 (decide_is_variable_needed): Check COMDAT for externally visible vars;
1234 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
1237 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
1238 processing if XEXP (x, i) is NULL.
1240 2009-11-12 Jan Hubicka <jh@suse.cz>
1242 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
1243 imply PUBLIC || EXTERNAL.
1245 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1248 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
1249 single successor block, ending with jump created by RTL expander.
1251 2009-11-11 Jan Hubicka <jh@suse.cz>
1254 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
1255 and WEAK variables at -fwhole-program.
1258 * ipa.c (whole_program_function_and_variable_visility): COMDAT
1259 functions/variables are not needed even if they are externally visible.
1261 2009-11-11 Jan Hubicka <jh@suse.cz>
1263 (patch by Richard Guenther)
1264 * lto-streamer-out.c (output_function): Output head of argument list
1266 * lto-streamer-in.c (input_function): Re-map arguments into merged
1269 2009-11-11 Jan Hubicka <jh@suse.cz>
1271 * lto-cgraph.c: Include gcov-io.h
1272 (output_profile_summary): New function.
1273 (output_cgraph): Use it.
1274 (input_profile_summary): New function.
1275 (input_cgraph): Use it.
1276 * coverage.c (build_ctr_info_value): Use varpool; initalize
1277 DECL_ASSEMBLER_NAME.
1278 (create_coverage): Likewise.
1279 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
1280 (tree_init_edge_profiler): Likewise.
1281 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
1283 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
1285 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
1286 * c-pragma.c (def_pragma_macro_value): Likewise.
1287 (def_pragma_macro): Likewise.
1288 (pushed_macro_table): Likewise.
1289 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
1290 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
1292 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
1294 * doc/plugins.texi (Registering custom attributes): section
1295 renamed as (Registering custom attributes or pragmas).
1296 Mentions custom attributes & pragmas, and c_register_pragma, with
1298 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
1300 * doc/extend.texi (Function Attributes): Mentions that plugin can
1301 provide their attributes.
1303 2009-11-11 Jon Beniston <jon@beniston.com>
1305 * config.gcc: Add lm32 elf and uclinux targets.
1306 * config/lm32: New directory.
1307 * config/lm32/lm32.c: New file.
1308 * config/lm32/lm32.h: New file.
1309 * config/lm32/lm32.md: New file.
1310 * config/lm32/lm32.opt: New file.
1311 * config/lm32/lm32-protos.h: New file.
1312 * config/lm32/constraints.md: New file.
1313 * config/lm32/predicates.md: New file.
1314 * config/lm32/sfp-machine.h: New file.
1315 * config/lm32/t-fprules-softfp: New file.
1316 * config/lm32/uclinux-elf.h: New file.
1317 * doc/invoke.texi: Document lm32 options.
1318 * doc/contrib.texi: Document lm32 porter.
1319 * doc/install.texi: Document lm32 targets.
1321 2009-11-11 Martin Jambor <mjambor@suse.cz>
1324 * ipa-prop.c (ipa_update_after_lto_read): Call
1325 ipa_check_create_node_params and ipa_check_create_edge_args. Also
1326 call ipa_initialize_node_params instead of ipa_populate_param_decls.
1328 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1330 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
1331 (neon_expand_vector_init): Use them. Also handle non-constant
1332 vectors with identical elements and vectors with only one
1333 non-constant element.
1334 (arm_print_operand): Handle 'y' modifier.
1335 * config/arm/arm-protos.h (neon_make_constant): Declare.
1336 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
1337 patterns. Use VX instead of VDQW for the first one. Allow
1338 a VFP alternative and V32 modes for the second one.
1339 * config/arm/neon.ml (shape_elt): Add Alternatives.
1340 (ops): Use Alternatives for vdup lane instructions.
1341 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
1342 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
1344 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1346 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
1348 (movti, mov<mode>): Call force_reg on one operand if required.
1349 * config/arm/vec-common.md (mov<mode>): Likewise.
1351 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1353 * config/arm/arm.c (arm_override_options): Enable scheduling for
1356 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
1360 * expr.h (anti_adjust_stack_and_probe): Declare.
1361 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
1362 parameter and rewrite head comment.
1363 (allocate_dynamic_stack_space): Adjust call to above function.
1364 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
1366 * tree.h (dwarf2out_args_size): Delete.
1367 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
1368 (dwarf2out_args_size_adjust): Delete prototype and move around.
1369 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
1370 ACCUMULATE_OUTGOING_ARGS targets.
1372 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
1374 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
1375 DECL_SIZE of DECL_RESULT before evaluating it.
1377 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1379 PR tree-optimization/41987
1380 * fold-const.c (const_binop): Avoid using fold_buildN().
1382 2009-11-10 Martin Jambor <mjambor@suse.cz>
1384 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
1385 (execute_all_ipa_stmt_fixups): Declare.
1386 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
1387 * ipa-inline.c (pass_ipa_inline): Likewise.
1388 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
1389 * ipa-reference.c (pass_ipa_reference): Likewise.
1390 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
1391 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
1392 (pass_ipa_lto_finish_out): Likewise.
1393 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
1394 * passes.c (execute_ipa_stmt_fixups): New function.
1395 (execute_all_ipa_stmt_fixups): New function.
1396 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
1398 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
1401 * explow.c (probe_stack_range): Fix typo.
1402 * config/sparc/sparc.md (probe_stack): New expander.
1404 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
1406 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
1408 2009-11-09 Jason Merrill <jason@redhat.com>
1410 * gdbinit.in (pgq): New function for printing gimple sequence.
1412 2009-11-09 Paul Brook <paul@codesourcery.com>
1413 Daniel Jacobowitz <dan@codesourcery.com>
1414 Sandra Loosemore <sandra@codesourcery.com>
1416 * doc/extend.texi (Half-Precision): Update wording to reflect
1417 that there are now multiple -mfpu options that enable fp16
1419 * doc/invoke.texi: Update list of ARM -mfpu= options.
1420 * config.gcc: Update ARM --with-fpu option list.
1421 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
1422 vfpv3xd and vfpv3xd-fp16.
1423 (use_vfp_abi): New function.
1424 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
1426 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
1427 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
1428 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
1429 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
1431 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
1433 (arm_print_operand): Handle 'p' modifier.
1434 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
1436 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
1437 (TARGET_FP16): Define.
1438 * config/arm/vfp.md: Disable double-precision patterns if the FPU
1439 does not provide them.
1440 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
1441 double-precision values on a single-precision FPU.
1442 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
1443 double-precision constants.
1444 (movhf_vfp_neon): New pattern (was movhf_vfp).
1445 (movhf_vfp): Remove NEON instructions.
1446 * config/arm/constraints.md: Add new "Dy" constraint for
1447 double-precision constants. Update description of "Dv".
1448 * config/arm/arm.md: Disable double-precision patterns if the FPU
1449 does not provide them
1451 2009-11-09 Jakub Jelinek <jakub@redhat.com>
1453 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
1454 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
1457 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
1459 * collect2.c (main): Search PLUGIN_LD for plugin linker.
1461 * configure.ac (--with-plugin-ld): New. Default to ld.
1462 * configure: Regenerated.
1463 * config.in: Likewise.
1465 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
1466 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
1468 2009-11-08 Jonathan Gray <jsg@openbsd.org>
1470 * config/openbsd-stdint.h: Change to reflect what
1471 c_common_nodes_and_builtins expects.
1473 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
1475 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
1477 2009-11-08 Jakub Jelinek <jakub@redhat.com>
1480 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
1481 function contains at least one local dynamic name.
1482 (print_operand) <case '&'>: Instead output operand lossage diagnostics
1483 here if that happens.
1485 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
1486 Joern Rennecke <amylaar@spamcop.net>
1488 * cfgrtl.c (pass_free_cfg): Add pass name.
1489 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
1490 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
1491 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
1492 * df-core.c (pass_df_initialize_no_opt): Likewise.
1493 * except.c (pass_rtl_eh): Likewise.
1494 * function.c (pass_init_function, pass_leaf_regs): Likewise.
1495 * gcse.c (pass_rtl_pre): Change pass name.
1496 * passes.c (pass_postreload): Add pass name.
1497 (make_pass_instance): Don't use duplicate-tracking logic for
1498 names starting with '*'.
1499 (next_pass_1): Assert that pass has a name.
1500 (register_one_dump_file): If there is an space in the name,
1502 * predict.c (pass_strip_predict_hints): Add pass name.
1503 * reg-stack.c (pass_stack_regs): Likewise.
1504 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1505 * tree-cfg.c (pass_warn_function_return,
1506 pass_warn_function_noreturn): Add pass name.
1507 * tree-dfa.c (pass_referenced_vars): Likewise.
1508 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
1509 Fix whitespace before comment.
1510 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
1511 (pass_init_datastructures): Add pass name.
1512 * tree-ssa-loop.c (pass_record_bounds): Likewise.
1513 * tree-ssa.c (pass_early_warn_uninitialized,
1514 pass_late_warn_uninitialized): Likewise.
1515 * tree.c (pass_ipa_free_lang_data): Likewise.
1516 * doc/passes.texi (pass manager): Document how to disambiguate
1519 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
1521 * df-problems.c: Fix documentation for forward simulation of LR.
1522 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
1523 (df_simulate_finalize_forwards): Remove.
1524 * df.h (df_simulate_finalize_forwards): Remove.
1526 2009-11-08 Richard Guenther <rguenther@suse.de>
1528 * tree-ssa-structalias.c (build_succ_graph): Properly make
1529 variables escape if they are stored to anything.
1531 2009-11-08 Richard Guenther <rguenther@suse.de>
1533 PR rtl-optimization/41928
1534 * loop-invariant.c (free_loop_data): If we didn't allocate
1535 loop data do not try to free it.
1537 2009-11-07 Jason Merrill <jason@redhat.com>
1539 * tree.c (reconstruct_complex_type): Preserve attributes.
1541 2009-11-07 Richard Guenther <rguenther@suse.de>
1543 * tree-ssa-structalias.c (build_succ_graph): Feed stores
1544 to anything only to variables that can take pointers.
1545 (get_constraint_for_ssa_var): Properly exclude full
1546 variables from expanding.
1547 (first_vi_for_offset): Avoid overflow in arithmetic.
1548 (first_or_preceding_vi_for_offset): Likewise.
1549 (count_num_arguments): Fix implementation.
1550 (gate_ipa_pta): Do not run when not optimizing.
1552 2009-11-07 David Binderman <dcb314@hotmail.com>
1554 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
1555 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
1556 set but not used variables.
1557 (apply_args_reg_offset): Comment out as unused.
1558 * calls.c (flags_from_decl_or_type): Likewise.
1559 * genautomata.c (check_regexp_units_distribution): Likewise.
1561 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
1563 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
1564 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
1565 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
1566 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
1567 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
1568 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
1569 operand alternatives.
1571 2009-11-06 Michael Matz <matz@suse.de>
1574 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
1575 of a potential reciprocal to really be reciprocals.
1577 2009-11-06 Jakub Jelinek <jakub@redhat.com>
1579 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
1580 lwpintrin.h after immintrin.h.
1581 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
1585 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
1586 or non-constant index, allow index one past the last element and
1587 allow exceeding array bound in arrays that might be used as flexible
1590 2009-11-05 Richard Henderson <rth@redhat.com>
1592 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
1594 2009-11-05 Paul Brook <paul@codesourcery.com>
1596 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
1597 (arm_fpu_desc): New.
1598 (all_fpus): Add FPU details.
1599 (fp_model_for_fpu): Remove.
1600 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
1601 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
1602 (arm_file_start): Use arm_fpu_desc.
1603 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
1604 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
1606 (TARGET_FPA_EMU2): Define.
1607 (arm_fp_model, fputype, arm_fpu_tune): Remove.
1608 (vfp_reg_type, arm_fpu_desc): New.
1609 * config/arm/arm.md (attr fpu): Simplify.
1610 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
1611 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
1612 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
1613 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
1614 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
1616 2009-11-05 Michael Matz <matz@suse.de>
1618 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
1620 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
1623 2009-11-04 Jason Merrill <jason@redhat.com>
1626 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
1627 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
1628 (output_constant): Avoid crash after error.
1630 2009-11-05 Martin Jambor <mjambor@suse.cz>
1632 * tree-sra.c (struct access): Changed comment of next_sibling field.
1633 (analyze_modified_params): Loop over accesses of a group rather than
1634 over all with the ame base, pass a common bitmap to
1636 (unmodified_by_ref_scalar_representative): Build link lists of
1637 accesses of a group.
1638 (splice_param_accesses): Likewise.
1640 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
1642 * df-scan.c (df-uses-record): Add case zero_extract of mem.
1644 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
1648 * config/i386/i386.md (probe_stack): New expander.
1649 (logical operation peepholes): Do not split stack checking probes.
1651 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
1652 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1654 * doc/invoke.texi (-mlwp): Add documentation.
1655 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
1656 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
1657 (x86_64-*-*): Ditto.
1658 * config/i386/lwpintrin.h: New file, provide x86 compiler
1659 intrinisics for LWP.
1660 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
1661 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
1662 * config/i386/i386-c.c (ix86_target_macros_internal): Check
1664 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
1665 * config/i386/i386.opt (-mlwp): New switch for LWP support.
1666 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
1667 (OPTION_MASK_ISA_LWP_UNSET): New.
1668 (ix86_handle_option): Handle -mlwp.
1669 (isa_opts): Handle -mlwp.
1670 (enum pta_flags): Add PTA_LWP.
1671 (override_options): Add LWP support.
1672 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
1673 (IX86_BUILTIN_LLWPCB32): Ditto.
1674 (IX86_BUILTIN_LLWPCB64): Ditto.
1675 (IX86_BUILTIN_SLWPCB16): Ditto.
1676 (IX86_BUILTIN_SLWPCB32): Ditto.
1677 (IX86_BUILTIN_SLWPCB64): Ditto.
1678 (IX86_BUILTIN_LWPVAL16): Ditto.
1679 (IX86_BUILTIN_LWPVAL32): Ditto.
1680 (IX86_BUILTIN_LWPVAL64): Ditto.
1681 (IX86_BUILTIN_LWPINS16): Ditto.
1682 (IX86_BUILTIN_LWPINS32): Ditto.
1683 (IX86_BUILTIN_LWPINS64): Ditto.
1684 (enum ix86_special_builtin_type): Add LWP intrinsic support.
1685 (builtin_description): Ditto.
1686 (ix86_init_mmx_sse_builtins): Ditto.
1687 (ix86_expand_special_args_builtin): Ditto.
1688 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
1690 (UNSPEC_SLWP_INTRINSIC): Ditto.
1691 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
1692 (UNSPECV_LWPINS_INTRINSIC): Ditto.
1693 (lwp_llwpcbhi1): New lwp pattern.
1694 (lwp_llwpcbsi1): Ditto.
1695 (lwp_llwpcbdi1): Ditto.
1696 (lwp_slwpcbhi1): Ditto.
1697 (lwp_slwpcbsi1): Ditto.
1698 (lwp_slwpcbdi1): Ditto.
1699 (lwp_lwpvalhi3): Ditto.
1700 (lwp_lwpvalsi3): Ditto.
1701 (lwp_lwpvaldi3): Ditto.
1702 (lwp_lwpinshi3): Ditto.
1703 (lwp_lwpinssi3): Ditto.
1704 (lwp_lwpinsdi3): Ditto.
1706 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1707 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1710 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
1713 2009-11-04 Richard Guenther <rguenther@suse.de>
1714 Rafael Avila de Espindola <espindola@google.com>
1716 * gcc.c (process_command): Handle arguments name@offset.
1718 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
1719 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1721 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
1722 (x86_64-*-*): Ditto.
1723 * config/i386/xopintrin.h: New file, provide common x86 compiler
1724 intrinisics for XOP.
1725 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
1726 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
1727 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1729 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
1730 * config/i386/i386.opt (-mxop): New switch for XOP support.
1731 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
1732 (UNSPEC_XOP_TRUEFALSE)
1733 (UNSPEC_XOP_PERMUTE)
1734 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
1735 (PPERM_*): New constants for vpperm instruction.
1736 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
1737 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
1738 (OPTION_MASK_ISA_XOP_UNSET): New.
1739 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
1740 (ix86_handle_option): Handle -mxop.
1741 (isa_opts): Handle -mxop.
1742 (enum pta_flags): Add PTA_XOP.
1743 (override_options): Add XOP support.
1744 (print_operand): Add code for XOP compare instructions.
1745 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
1746 (ix86_expand_int_vcond): Extend for XOP compare instruction.
1748 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
1749 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
1750 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
1751 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
1752 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
1753 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
1754 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
1756 (IX86_BUILTIN_VPCMOV256): Ditto.
1757 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
1758 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
1759 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
1760 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
1761 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
1762 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
1764 (IX86_BUILTIN_VPPERM): Ditto.
1766 (IX86_BUILTIN_VPMACSSWW): Ditto.
1767 (IX86_BUILTIN_VPMACSWW): Ditto.
1768 (IX86_BUILTIN_VPMACSSWD): Ditto.
1769 (IX86_BUILTIN_VPMACSWD): Ditto.
1770 (IX86_BUILTIN_VPMACSSDD): Ditto.
1771 (IX86_BUILTIN_VPMACSDD): Ditto.
1772 (IX86_BUILTIN_VPMACSSDQL): Ditto.
1773 (IX86_BUILTIN_VPMACSSDQH): Ditto.
1774 (IX86_BUILTIN_VPMACSDQL): Ditto.
1775 (IX86_BUILTIN_VPMACSDQH): Ditto.
1776 (IX86_BUILTIN_VPMADCSSWD): Ditto.
1777 (IX86_BUILTIN_VPMADCSWD): Ditto.
1779 (IX86_BUILTIN_VPHADDBW): Ditto.
1780 (IX86_BUILTIN_VPHADDBD): Ditto.
1781 (IX86_BUILTIN_VPHADDBQ): Ditto.
1782 (IX86_BUILTIN_VPHADDWD): Ditto.
1783 (IX86_BUILTIN_VPHADDWQ): Ditto.
1784 (IX86_BUILTIN_VPHADDDQ): Ditto.
1785 (IX86_BUILTIN_VPHADDUBW): Ditto.
1786 (IX86_BUILTIN_VPHADDUBD): Ditto.
1787 (IX86_BUILTIN_VPHADDUBQ): Ditto.
1788 (IX86_BUILTIN_VPHADDUWD): Ditto.
1789 (IX86_BUILTIN_VPHADDUWQ): Ditto.
1790 (IX86_BUILTIN_VPHADDUDQ): Ditto.
1791 (IX86_BUILTIN_VPHSUBBW): Ditto.
1792 (IX86_BUILTIN_VPHSUBWD): Ditto.
1793 (IX86_BUILTIN_VPHSUBDQ): Ditto.
1795 (IX86_BUILTIN_VPROTB): Ditto.
1796 (IX86_BUILTIN_VPROTW): Ditto.
1797 (IX86_BUILTIN_VPROTD): Ditto.
1798 (IX86_BUILTIN_VPROTQ): Ditto.
1799 (IX86_BUILTIN_VPROTB_IMM): Ditto.
1800 (IX86_BUILTIN_VPROTW_IMM): Ditto.
1801 (IX86_BUILTIN_VPROTD_IMM): Ditto.
1802 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
1804 (IX86_BUILTIN_VPSHLB): Ditto.
1805 (IX86_BUILTIN_VPSHLW): Ditto.
1806 (IX86_BUILTIN_VPSHLD): Ditto.
1807 (IX86_BUILTIN_VPSHLQ): Ditto.
1808 (IX86_BUILTIN_VPSHAB): Ditto.
1809 (IX86_BUILTIN_VPSHAW): Ditto.
1810 (IX86_BUILTIN_VPSHAD): Ditto.
1811 (IX86_BUILTIN_VPSHAQ): Ditto.
1813 (IX86_BUILTIN_VFRCZSS): Ditto.
1814 (IX86_BUILTIN_VFRCZSD): Ditto.
1815 (IX86_BUILTIN_VFRCZPS): Ditto.
1816 (IX86_BUILTIN_VFRCZPD): Ditto.
1817 (IX86_BUILTIN_VFRCZPS256): Ditto.
1818 (IX86_BUILTIN_VFRCZPD256): Ditto.
1820 (IX86_BUILTIN_VPCOMEQUB): Ditto.
1821 (IX86_BUILTIN_VPCOMNEUB): Ditto.
1822 (IX86_BUILTIN_VPCOMLTUB): Ditto.
1823 (IX86_BUILTIN_VPCOMLEUB): Ditto.
1824 (IX86_BUILTIN_VPCOMGTUB): Ditto.
1825 (IX86_BUILTIN_VPCOMGEUB): Ditto.
1826 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
1827 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
1829 (IX86_BUILTIN_VPCOMEQUW): Ditto.
1830 (IX86_BUILTIN_VPCOMNEUW): Ditto.
1831 (IX86_BUILTIN_VPCOMLTUW): Ditto.
1832 (IX86_BUILTIN_VPCOMLEUW): Ditto.
1833 (IX86_BUILTIN_VPCOMGTUW): Ditto.
1834 (IX86_BUILTIN_VPCOMGEUW): Ditto.
1835 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
1836 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
1838 (IX86_BUILTIN_VPCOMEQUD): Ditto.
1839 (IX86_BUILTIN_VPCOMNEUD): Ditto.
1840 (IX86_BUILTIN_VPCOMLTUD): Ditto.
1841 (IX86_BUILTIN_VPCOMLEUD): Ditto.
1842 (IX86_BUILTIN_VPCOMGTUD): Ditto.
1843 (IX86_BUILTIN_VPCOMGEUD): Ditto.
1844 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
1845 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
1847 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
1848 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
1849 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
1850 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
1851 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
1852 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
1853 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
1854 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
1856 (IX86_BUILTIN_VPCOMEQB): Ditto.
1857 (IX86_BUILTIN_VPCOMNEB): Ditto.
1858 (IX86_BUILTIN_VPCOMLTB): Ditto.
1859 (IX86_BUILTIN_VPCOMLEB): Ditto.
1860 (IX86_BUILTIN_VPCOMGTB): Ditto.
1861 (IX86_BUILTIN_VPCOMGEB): Ditto.
1862 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
1863 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
1865 (IX86_BUILTIN_VPCOMEQW): Ditto.
1866 (IX86_BUILTIN_VPCOMNEW): Ditto.
1867 (IX86_BUILTIN_VPCOMLTW): Ditto.
1868 (IX86_BUILTIN_VPCOMLEW): Ditto.
1869 (IX86_BUILTIN_VPCOMGTW): Ditto.
1870 (IX86_BUILTIN_VPCOMGEW): Ditto.
1871 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
1872 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
1874 (IX86_BUILTIN_VPCOMEQD): Ditto.
1875 (IX86_BUILTIN_VPCOMNED): Ditto.
1876 (IX86_BUILTIN_VPCOMLTD): Ditto.
1877 (IX86_BUILTIN_VPCOMLED): Ditto.
1878 (IX86_BUILTIN_VPCOMGTD): Ditto.
1879 (IX86_BUILTIN_VPCOMGED): Ditto.
1880 (IX86_BUILTIN_VPCOMFALSED): Ditto.
1881 (IX86_BUILTIN_VPCOMTRUED): Ditto.
1883 (IX86_BUILTIN_VPCOMEQQ): Ditto.
1884 (IX86_BUILTIN_VPCOMNEQ): Ditto.
1885 (IX86_BUILTIN_VPCOMLTQ): Ditto.
1886 (IX86_BUILTIN_VPCOMLEQ): Ditto.
1887 (IX86_BUILTIN_VPCOMGTQ): Ditto.
1888 (IX86_BUILTIN_VPCOMGEQ): Ditto.
1889 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
1890 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
1892 (enum multi_arg_type): New enum for describing the various XOP
1893 intrinsic argument types.
1894 (bdesc_multi_arg): New table for XOP intrinsics.
1895 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
1896 (ix86_expand_multi_arg_builtin): New function for creating XOP
1899 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
1900 (xop_pmacsww): Ditto.
1901 (xop_pmacssww): Ditto.
1902 (xop_pmacsdd): Ditto.
1903 (xop_pmacssdd): Ditto.
1904 (xop_pmacssdql): Ditto.
1905 (xop_pmacssdqh): Ditto.
1906 (xop_pmacsdql): Ditto.
1907 (xop_pmacsdql_mem): Ditto.
1908 (xop_mulv2div2di3_low): Ditto.
1909 (xop_pmacsdqh): Ditto.
1910 (xop_pmacsdqh_mem): Ditto.
1911 (xop_mulv2div2di3_high): Ditto.
1912 (xop_pmacsswd): Ditto.
1913 (xop_pmacswd): Ditto.
1914 (xop_pmadcsswd): Ditto.
1915 (xop_pmadcswd): Ditto.
1916 (xop_pcmov_<mode>): Ditto.
1917 (xop_pcmov_<mode>256): Ditto.
1918 (xop_phaddbw): Ditto.
1919 (xop_phaddbd): Ditto.
1920 (xop_phaddbq): Ditto.
1921 (xop_phaddwd): Ditto.
1922 (xop_phaddwq): Ditto.
1923 (xop_phadddq): Ditto.
1924 (xop_phaddubw): Ditto.
1925 (xop_phaddubd): Ditto.
1926 (xop_phaddubq): Ditto.
1927 (xop_phadduwd): Ditto.
1928 (xop_phadduwq): Ditto.
1929 (xop_phaddudq): Ditto.
1930 (xop_phsubbw): Ditto.
1931 (xop_phsubwd): Ditto.
1932 (xop_phsubdq): Ditto.
1934 (rotl<mode>3): Ditto.
1935 (rotr<mode>3): Ditto.
1936 (xop_rotl<mode>3): Ditto.
1937 (xop_rotr<mode>3): Ditto.
1938 (vrotr<mode>3): Ditto.
1939 (vrotl<mode>3): Ditto.
1940 (xop_vrotl<mode>3): Ditto.
1941 (vlshr<mode>3): Ditto.
1942 (vashr<mode>3): Ditto.
1944 (xop_ashl<mode>3): Ditto.
1945 (xop_lshl<mode>3): Ditto.
1946 (ashlv16qi3): Ditto.
1947 (lshlv16qi3): Ditto.
1948 (ashrv16qi3): Ditto.
1950 (xop_frcz<mode>2): Ditto.
1951 (xop_vmfrcz<mode>2): Ditto.
1952 (xop_frcz<mode>2256): Ditto.
1953 (xop_maskcmp<mode>3): Ditto.
1954 (xop_maskcmp_uns<mode>3): Ditto.
1955 (xop_maskcmp_uns2<mode>3): Ditto.
1956 (xop_pcom_tf<mode>3): Ditto.
1958 * doc/invoke.texi (-mxop): Add documentation.
1959 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
1961 2009-11-03 Mark Mitchell <mark@codesourcery.com>
1964 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
1965 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
1966 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
1968 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
1971 * arm.md (peephole2 patterns for move and compare): New.
1973 2009-11-04 Nick Clifton <nickc@redhat.com>
1975 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
1976 Make sure that it does not allow CONST_DOUBLEs.
1977 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
1978 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
1979 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
1980 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
1981 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
1982 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
1983 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
1984 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
1985 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
1986 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
1987 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
1988 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
1989 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
1990 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
1991 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
1993 2009-11-04 Richard Guenther <rguenther@suse.de>
1995 PR tree-optimization/41919
1996 * tree-vrp.c (test_for_singularity): Properly compare values.
1998 2009-11-04 Revital Eres <eres@il.ibm.com>
2000 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2001 Consider peeling for alignment only for stores and remove
2002 redundant assignment.
2004 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
2007 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
2008 (m68k_ok_for_sibcall_p): Handle different result return locations.
2010 2009-11-04 Richard Guenther <rguenther@suse.de>
2012 * c-opts.c (c_common_post_options): Move LTO option processing
2014 * opts.c (decode_options): ... here.
2016 2009-11-04 Jakub Jelinek <jakub@redhat.com>
2018 * c-common.c (fold_offsetof_1): Use %wd instead of
2019 HOST_WIDE_INT_PRINT_DEC.
2021 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
2023 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
2026 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
2028 * config.gcc (vax-*-linux*): Keep the original contents of
2029 tmake_file while adding vax/t-linux.
2031 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
2035 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
2036 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
2037 (STACK_CHECK_MOVING_SP): Likewise.
2038 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
2039 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
2040 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
2041 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
2042 Document PROBE_STACK.
2043 * explow.c (anti_adjust_stack_and_probe): New function.
2044 (allocate_dynamic_stack_space): Do not directly allocate space if
2045 STACK_CHECK_MOVING_SP, instead invoke above function.
2046 (emit_stack_probe): Handle probe_stack insn.
2047 (PROBE_INTERVAL): New macro.
2048 (STACK_GROW_OPTAB): Likewise.
2049 (STACK_GROW_OFF): Likewise.
2050 (probe_stack_range): Use Pmode and memory_address consistently. Fix
2051 loop condition in the small constant case. Rewrite in the general
2052 case to be immune to wraparounds. Make sure the address of probes
2053 is valid. Try to use [base + disp] addressing mode if possible.
2054 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
2055 checking is enabled and STACK_CHECK_MOVING_SP.
2056 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
2057 return 1 for volatile references to the stack pointer.
2058 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
2059 __builtin_alloca if stack checking is enabled.
2060 * unwind-dw2.c (uw_identify_context): Take into account whether the
2061 context is that of a signal frame or not.
2062 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
2063 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
2065 2009-11-03 Jakub Jelinek <jakub@redhat.com>
2067 PR rtl-optimization/41917
2068 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
2069 operand isn't known to be 0, return 1.
2071 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2073 * config/mips/mips.md: Fix typos.
2075 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2077 * doc/invoke.texi: Fix typo.
2079 2009-11-03 Paul Brook <paul@codesourcery.com>
2081 * config/arm/neon.ml (vectype): Add T_floatSF.
2082 (string_of_vectype): Ditto.
2083 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
2084 (deftypes): Use float for float32_t.
2085 * config/arm/arm_neon.h: Regenerate.
2087 2009-11-03 Nick Clifton <nickc@redhat.com>
2088 Kevin Buettner <kevinb@redhat.com>
2090 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
2091 order of expected registers.
2092 (rx_load_multiple_vector): Likewise.
2093 (rx_rtsd_vector): Likewise.
2094 * config/rx/rx.c (rx_cpu_type): New variable.
2095 (rx_print_operand): Fix bug printing 64-bit constant values.
2096 (rx_emit_stack_pushm): Reverse order of pushed registers.
2097 (gen_rx_store_vector): Likewise.
2098 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
2100 (is_exception_func): Rename to is_interrupt_func and only accept
2101 "interrupt" as the attribute name.
2102 (rx_get_stack_layout): Use new function name.
2103 (rx_func_attr_inlinable): Likewise.
2104 (rx_attribute_table): Remove "exception".
2105 (rx_expand_prologue): If necessary push the accumulator register
2106 in the prologue of interrupt functions.
2107 (rx_expand_epilogue): If necessary pop the accumulator.
2108 (rx_builtins): Add RX_BUILTIN_MVTIPL.
2109 (rx_expand_builtin_stz): Remove.
2110 (rx_expand_builtin_mvtipl): New function.
2111 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
2112 (rx_expand_builtin): Likewise.
2113 (rx_enable_fpu): New variable.
2114 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
2115 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
2116 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
2117 (enum rx_cpu_types): Define.
2118 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
2119 (INCOMING_FRAME_SP_OFFSET): Define.
2120 (ARG_POINTER_CFA_OFFSET): Define.
2121 (FRAME_POINTER_CFA_OFFSET): Define.
2122 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
2123 (ALLOW_RX_FPU_INSNS): Define.
2124 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
2125 fast_math_flags_set_p.
2126 (UNSPEC_BUILTIN_MVTIPL): Define.
2127 (revl): Rename to bswapsi2.
2128 (bswaphi2): New pattern.
2129 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
2130 (mvtaclo): Likewise.
2132 (mvtc): Remove clobber of cc0.
2135 * config/rx/rx.opt (mieee): Remove.
2140 (msave-acc-in-interrupts): Add.
2141 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
2142 (MULTILIB_DIRS): Likewise.
2143 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
2144 * doc/extend.texi: Remove description of "exception" function
2146 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
2147 -msave-acc-in-interrupts options.
2149 2009-11-03 Richard Guenther <rguenther@suse.de>
2151 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
2153 2009-11-03 Dodji Seketeli <dodji@redhat.com>
2156 * c-common.c (fold_offsetof_1): Issue errors when the member
2157 designator of the offsetof expression is not legitimate.
2159 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2161 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
2162 names instead of numerical constants.
2163 (sse_prologue_save): Ditto.
2164 (*sse_prologue_save_insn): Ditto.
2166 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2169 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
2170 (TARGET_CALL_ESP): New define.
2171 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2173 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
2174 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
2175 *call_1, *call_value_pop_1 and *call_value_1. Depend on
2177 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
2178 New patterns, use "lsm" as operand 1 constraint.
2179 * config/i386/predicates.md (call_insn_operand): Depend on
2180 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
2182 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2184 PR tree-optimization/41857
2185 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
2186 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
2188 * tree-ssa-address.c (move_hint_to_base): New function.
2189 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
2190 address space associated with TYPE.
2191 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
2192 most_expensive_mult_to_index. Call move_hint_to_base.
2193 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
2194 TYPE to addr_to_parts.
2196 2009-11-02 Martin Jambor <mjambor@suse.cz>
2198 PR tree-optimization/41750
2199 * tree-sra.c (analyze_modified_params): Loop over all
2200 representatives of components of a parameter.
2202 2009-11-02 Jakub Jelinek <jakub@redhat.com>
2204 PR tree-optimization/41841
2205 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
2206 local variables of not yet materialized clones.
2209 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
2210 for a VOIDmode variable.
2213 * c-pragma.c (visstack): Change into vector of ints rather than
2214 enum symbol_visibility.
2215 (push_visibility): Add kind argument, push default_visibility together
2217 (pop_visibility): Add kind argument, return true if successful, fail
2218 if visibility stack is empty or if stack top is of different kind.
2219 (handle_pragma_visibility): Don't check length of visstack, instead
2220 call pop_visibility and issue diagnostics if it failed. Pass 0
2221 as last argument to push_visibility and pop_visibility.
2222 * c-pragma.h (push_visibility): Add kind argument.
2223 (pop_visibility): Likewise. Return bool instead of void.
2225 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
2227 * tree.def (TARGET_MEM_REF): Update comment.
2228 * alias.c (get_alias_set): Retrieve the original memory reference for
2229 a TARGET_MEM_REF before proceeding.
2231 2009-10-31 Anatoly Sokolov <aesok@post.ru>
2233 * config/frv/frv.c (frv_function_value, frv_libcall_value,
2234 frv_function_value_regno_p): New functions.
2235 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2236 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2237 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
2238 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
2240 2009-10-31 Anatoly Sokolov <aesok@post.ru>
2242 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
2243 new 'outgoing' argument.
2244 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
2245 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2246 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
2247 LIBCALL_VALUE): Remove.
2248 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
2249 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
2250 (mh10300_function_value_regno_p): Declare.
2252 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2254 * config/arm/cortex-a9.md: New - integer pipeline description.
2256 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
2258 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
2259 aborting if the sizes of the two references don't match.
2261 2009-10-31 Toon Moene <toon@moene.org>
2263 * ipa-inline.c (cgraph_decide_inlining):
2264 Include reason for not inlining called-once functions in dump file.
2266 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
2268 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
2269 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
2270 (LINK_SPEC): BE_LINK_SPEC added.
2272 2009-10-30 Richard Guenther <rguenther@suse.de>
2275 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
2277 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
2279 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
2280 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
2283 2009-10-30 Martin Jambor <mjambor@suse.cz>
2285 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
2287 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
2290 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
2291 first. Move assert on stack_alignment_estimated just before
2292 setting stack_realign_needed.
2293 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
2294 Don't call update_stack_boundary.
2296 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
2297 (verride_options): Don't check ix86_force_align_arg_pointer here.
2298 (ix86_function_ok_for_sibcall): Use it.
2299 (ix86_update_stack_boundary): Likewise.
2301 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
2303 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
2305 * arm.md (QHSI): New mode iterator.
2306 (movqi): If generating for thumb, then truncate any immediate to
2308 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
2310 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
2313 2009-10-29 Cary Coutant <ccoutant@google.com>
2316 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
2317 locations in the source).
2318 (store_vcall_insn): New function.
2319 (lookup_vcall_insn): New function.
2320 (dwarf2out_virtual_call_token): Use store_vcall_insn.
2321 (dwarf2out_copy_call_info): New function.
2322 (dwarf2out_virtual_call): Use lookup_vcall_insn.
2323 * emit-rtl.c (try_split): Call copy_call_info debug hook.
2324 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
2325 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
2326 (debug_nothing_rtx_rtx): New dummy hook.
2327 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
2328 (xcoff_debug_hooks): Likewise.
2329 * sdbout.c (sdb_debug_hooks): Likewise.
2330 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2332 2009-10-29 David Daney <ddaney@caviumnetworks.com>
2334 * doc/invoke.texi (mmcount-ra-address): Document new command line
2336 * config/mips/mips.opt (mmcount-ra-address): New option.
2337 * config/mips/mips-protos.h (mips_function_profiler): Declare new
2339 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
2341 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
2342 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
2344 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
2345 mips_function_profiler.
2347 2009-10-29 Steve Ellcey <sje@cup.hp.com>
2351 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
2352 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
2353 * optc-gen.awk (cl_target_option_restore): Include call to
2354 targetm.override_options_after_change.
2355 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
2356 * target.h (override_options_after_change): New.
2357 * c-common.c (parse_optimize_options): Call
2358 targetm.override_options_after_change.
2359 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
2360 (ia64_override_options_after_change): New.
2361 (ia64_override_options) Add call to above.
2363 2009-10-29 Michael Matz <matz@suse.de>
2365 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
2366 (gate_convert_to_rsqrt): Ditto.
2367 (pass_convert_to_rsqrt): Ditto.
2368 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
2369 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
2372 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
2374 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2376 * config/arm/arm.c (find_best_start): Fix type of remainder to be
2379 2009-10-29 Martin Jambor <mjambor@suse.cz>
2381 PR tree-optimization/41775
2382 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
2383 (generate_subtree_copies): Do not unshare agg.
2384 (load_assign_lhs_subreplacements): Do not unshare rhs.
2385 (sra_modify_assign): Do not unshare exprs.
2386 (propagate_subacesses_accross_link): Renamed to
2387 propagate_subaccesses_across_link.
2389 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
2391 * arm.c (count_insns_for_constant): Rework to support counting for
2392 thumb2 immediates as well.
2393 (find_best_start): Split out from arm_gen_constant.
2394 (arm_gen_constant): Rework to support XOR with immediate.
2396 2009-10-29 Chao-ying Fu <fu@mips.com>
2398 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
2400 (mips_expand_synci_loop): Use the length rtx to control the
2401 synci loop from the begin rtx that points to the first byte of
2404 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
2406 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
2408 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
2410 * dbxout.c (dbxout_common_check): Accept non public trees.
2411 * dwarf2out.c (fortran_common): Accept non public trees.
2413 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
2415 * common.opt (fuse-linker-plugin): New option.
2416 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
2418 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
2420 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2422 PR rtl-optimization/39715
2423 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
2424 (gen_cstoresi_ltu_thumb1): New splitter.
2426 2009-10-28 Richard Guenther <rguenther@suse.de>
2430 * tree-ssa.c (useless_type_conversion_p): Do not treat
2431 conversions to pointers to incomplete types as useless.
2432 * gimple.c (gimple_types_compatible_p): Compare struct tags,
2435 2009-10-28 Jakub Jelinek <jakub@redhat.com>
2437 * var-tracking.c (emit_note_insn_var_location): Don't call the second
2438 vt_expand_loc unnecessarily when location is not a register nor
2442 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
2443 fields don't have DECL_NAME.
2446 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
2447 call convert_memory_address on addr.
2450 * config/i386/i386.c (ix86_pic_register_p): Don't call
2451 rtx_equal_for_cselib_p for VALUEs discarded as useless.
2453 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
2455 * var-tracking.c (emit_note_insn_var_location): Get the mode of
2456 a variable part from its REG, MEM or VALUE.
2458 2009-10-28 Richard Guenther <rguenther@suse.de>
2460 * gimple.c (gimple_get_alias_set): Fix comment typo.
2462 2009-10-28 Richard Guenther <rguenther@suse.de>
2464 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
2465 (free_lang_data): Unconditionally compute alias sets for all
2466 standard integer types. Bail out if gate bailed out previously.
2467 Do not reset the types_compatible_p langhook.
2468 (gate_free_lang_data): Remove.
2469 (struct pass_ipa_free_lang_data): Enable unconditionally.
2470 * gimple.c (gimple_get_alias_set): Use the same alias-set for
2473 2009-10-28 Richard Guenther <rguenther@suse.de>
2476 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
2477 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
2478 (call_may_clobber_ref_p_1): Likewise.
2479 * tree-ssa-structalias.c (find_func_aliases): Likewise.
2480 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
2482 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2484 PR rtl-optimization/41812
2487 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2489 * df-problems.c (df_md_scratch): New.
2490 (df_md_alloc, df_md_free): Allocate/free it.
2491 (df_md_local_compute): Only include live registers in init.
2492 (df_md_transfer_function): Prune the in-set computed by
2493 the confluence function, and the gen-set too.
2495 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2497 PR rtl-optimization/39715
2498 * combine.c (simplify_comparison): Use extensions to
2499 widen comparisons. Try an ANDing first.
2501 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2503 PR rtl-optimization/40741
2504 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
2505 a small constant is cheap.
2506 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
2507 force_reg on the LHS.
2508 (xorsi3): Likewise, and split the XOR if the constant is complex
2509 and not in Thumb mode.
2511 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2513 * expmed.c (emit_store_flag): Check costs before
2514 transforming to the opposite representation.
2516 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2518 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
2519 cstore result to DImode.
2521 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
2523 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
2524 inside the unspec vector.
2526 2009-10-27 Richard Henderson <rth@redhat.com>
2528 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
2530 2009-10-27 Richard Henderson <rth@redhat.com>
2533 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
2534 eh_region_may_contain_throw; update users.
2535 (eh_region_may_contain_throw): New function.
2536 (lower_catch): Check flag_exceptions before creating exception region.
2537 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
2538 (lower_cleanup): Tidy existing flag_exceptions check to match.
2540 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
2543 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
2544 * config/i386/mingw.opt: Add fset-stack-executable.
2545 * config/i386/i386.c (ix86_trampoline_init): Make call to
2546 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
2547 defined and its value is not zero.
2550 2009-10-27 Richard Guenther <rguenther@suse.de>
2552 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
2553 handle calls to externally visible functions like in regular mode.
2554 (create_variable_info_for): Do not create function infos here.
2555 (have_alias_info): Remove write-only variable.
2556 (solve_constraints): New function split out from common code
2557 in compute_points_to_sets and ipa_pta_execute.
2558 (compute_points_to_sets): Adjust.
2559 (ipa_pta_execute): Likewise. Handle clones and externally visible
2560 functions like in non-IPA mode.
2562 2009-10-27 Jakub Jelinek <jakub@redhat.com>
2565 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
2568 2009-10-27 Richard Guenther <rguenther@suse.de>
2570 * tree-complex.c (expand_complex_div_wide): Check for
2571 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
2573 2009-10-27 Revital Eres <eres@il.ibm.com>
2575 PR tree-optimization/40648
2576 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2577 Change decision of when to peel for alignment.
2579 2009-10-27 Richard Guenther <rguenther@suse.de>
2582 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
2584 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
2587 * fold-const.c (fold_binary_loc): Do not call
2588 protected_set_expr_location.
2590 2009-10-27 Wei Guozhi <carrot@google.com>
2593 * target.h (have_conditional_execution): Add a new target hook
2595 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
2596 * targhooks.h (default_have_conditional_execution): Likewise.
2597 * targhooks.c (default_have_conditional_execution): Likewise.
2598 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
2599 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
2600 (arm_have_conditional_execution): New function.
2601 * ifcvt.c (noce_process_if_block, find_if_header,
2602 cond_exec_find_if_block, dead_or_predicable): Change the usage of
2603 macro HAVE_conditional_execution to a target hook call.
2604 * recog.c (peephole2_optimize): Likewise.
2605 * sched-rgn.c (add_branch_dependences): Likewise.
2606 * final.c (asm_insn_count, final_scan_insn): Likewise.
2607 * bb-reorder.c (HAVE_conditional_execution): Remove it.
2609 2009-10-26 Ben Elliston <bje@au.ibm.com>
2610 Michael Meissner <meissner@linux.vnet.ibm.com>
2611 Ulrich Weigand <uweigand@de.ibm.com>
2613 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
2614 * config/spu/spu_cache.h: New file.
2616 * config/spu/cachemgr.c: New file.
2617 * config/spu/cache.S: New file.
2619 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
2620 (ADDR_SPACE_EA): Define.
2621 (TARGET_ADDR_SPACE_KEYWORDS): Define.
2622 * config/spu/spu.c (EAmode): New macro.
2623 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
2624 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2625 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
2626 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
2627 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2628 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2629 (TARGET_ASM_SELECT_SECTION): Likewise.
2630 (TARGET_ASM_UNIQUE_SECTION): Likewise.
2631 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
2632 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
2633 (ea_symbol_ref): New function.
2634 (spu_legitimate_constant_p): Handle __ea qualified addresses.
2635 (spu_addr_space_legitimate_address_p): New function.
2636 (spu_addr_space_legitimize_address): Likewise.
2637 (cache_fetch): New global.
2638 (cache_fetch_dirty): Likewise.
2639 (ea_alias_set): Likewise.
2640 (ea_load_store): New function.
2641 (ea_load_store_inline): Likewise.
2642 (expand_ea_mem): Likewise.
2643 (spu_expand_mov): Handle __ea qualified memory references.
2644 (spu_addr_space_pointer_mode): New function.
2645 (spu_addr_space_address_mode): Likewise.
2646 (spu_addr_space_subset_p): Likewise.
2647 (spu_addr_space_convert): Likewise.
2648 (spu_section_type_flags): Handle "._ea" section.
2649 (spu_select_section): New function.
2650 (spu_unique_section): Likewise.
2651 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
2652 and __EA64__ predefined macros.
2653 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
2654 -matomic-updates switches.
2656 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
2657 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
2658 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
2659 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
2660 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
2661 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
2662 $(T)cache128k.o): Likewise.
2663 ($(T)libgcc_%.a): Likewise.
2665 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
2666 * config/spu/spu.opt (-mea32/-mea64): Add switches.
2667 (-maddress-space-conversion): Likewise.
2668 (-mcache-size=): Likewise.
2669 (-matomic-updates): Likewise.
2670 * doc/invoke.texi (-mea32/-mea64): Document.
2671 (-maddress-space-conversion): Likewise.
2672 (-mcache-size=): Likewise.
2673 (-matomic-updates): Likewise.
2675 2009-10-26 Ben Elliston <bje@au.ibm.com>
2676 Michael Meissner <meissner@linux.vnet.ibm.com>
2677 Ulrich Weigand <uweigand@de.ibm.com>
2679 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
2681 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
2682 defined, add the named address space keywords.
2683 (c_addr_space_name): New function.
2684 (complete_array_type): Preserve named address space.
2685 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
2686 instead of targetm.valid_pointer_mode.
2688 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
2689 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
2690 (ADDR_SPACE_KEYWORD): New macro.
2691 (c_addr_space_name): Add prototype.
2693 * c-tree.h (struct c_declspecs): Add address_space member.
2694 (declspecs_add_addrspace): Add prototype.
2696 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
2698 * c-parser.c (c_parse_init): Add assertion.
2699 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
2700 (c_lex_one_token): Handle address space keywords.
2701 (c_token_starts_typename): Likewise.
2702 (c_token_starts_declspecs): Likewise.
2703 (c_parser_declspecs): Likewise.
2704 (c_parser_postfix_expression_after_paren_type): Diagnose compound
2705 literal within function qualified with named address space.
2707 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
2708 address space qualifiers.
2709 (shadow_tag_warned): Warn about useless address space qualifiers.
2710 (quals_from_declspecs): Handle address space qualifiers.
2711 (grokdeclarator): Likewise.
2712 (build_null_declspecs): Likewise.
2713 (declspecs_add_addrspace): New function.
2715 * c-typeck.c (addr_space_superset): New function.
2716 (qualify_type): Handle named address spaces.
2717 (composite_type): Likewise.
2718 (common_pointer_type): Likewise.
2719 (comp_target_types): Likewise.
2720 (build_conditional_expr): Likewise.
2721 (handle_warn_cast_qual): Likewise.
2722 (build_c_cast): Likewise.
2723 (convert_for_assignment): Likewise.
2724 (build_binary_op): Likewise.
2725 (pointer_diff): Handle named address spaces. Use intermediate
2726 integer type of sufficient size if required.
2728 2009-10-26 Ben Elliston <bje@au.ibm.com>
2729 Michael Meissner <meissner@linux.vnet.ibm.com>
2730 Ulrich Weigand <uweigand@de.ibm.com>
2732 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
2733 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2734 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
2736 * target.h (struct target_def): Add pointer_mode, address_mode,
2737 and valid_pointer_mode to addr_space substructure.
2738 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
2739 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2740 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
2741 (TARGET_ADDR_SPACE_HOOKS): Add them.
2742 * targhooks.c (target_default_pointer_address_modes_p): New function.
2743 * target.h (target_default_pointer_address_modes_p): Add prototype.
2744 * targhooks.c (default_addr_space_pointer_mode): New function.
2745 (default_addr_space_address_mode): Likewise.
2746 (default_addr_space_valid_pointer_mode): Likewise.
2747 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
2748 (default_addr_space_address_mode): Likewise.
2749 (default_addr_space_valid_pointer_mode): Likewise.
2750 * output.h (default_valid_pointer_mode): Move to ...
2751 * targhooks.h (default_valid_pointer_mode): ... here.
2752 * varasm.c (default_valid_pointer_mode): Move to ...
2753 * targhooks.c (default_valid_pointer_mode): ... here.
2755 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
2756 instead of targetm.valid_pointer_mode.
2758 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
2759 * tree.c (integer_pow2p): Likewise.
2760 (tree_log2): Likewise.
2761 (tree_floor_log2): Likewise.
2762 (signed_or_unsigned_type_for): Support pointer type of different size.
2763 (int_or_pointer_precision): New function.
2764 * tree.h (int_or_pointer_precision): Add prototype.
2765 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
2766 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
2767 incoming pointer type instead of POINTER_SIZE.
2769 * tree.c (build_pointer_type): Use appropriate pointer mode
2770 instead of ptr_mode.
2771 (build_reference_type): Likewise.
2772 * expr.c (store_expr): Likewise.
2773 (expand_expr_addr_expr): Likewise.
2774 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
2775 * cfgexpand.c (expand_debug_expr): Likewise.
2777 * auto-inc-dec.c: Include "target.h".
2778 (try_merge): Use appropriate address mode instead of Pmode.
2779 (find_inc): Likewise.
2780 * combine.c (find_split_point): Likewise.
2781 * cselib.c (cselib_record_sets): Likewise.
2782 * dse.c (replace_inc_dec): Likewise.
2783 (canon_address): Likewise.
2784 * var-tracking.c (replace_expr_with_values): Likewise.
2785 (count_uses): Likewise.
2786 (add_uses): Likewise.
2787 (add_stores): Likewise.
2788 * emit-rtl.c: Include "target.h".
2789 (adjust_address_1): Use appropriate address mode instead of Pmode.
2790 (offset_address): Likewise.
2791 * explow.c (break_out_memory_refs): Likewise.
2792 (memory_address_addr_space): Likewise.
2793 (promote_mode): Likewise.
2794 * expr.c (move_by_pieces): Likewise.
2795 (emit_block_move_via_loop): Likewise.
2796 (store_by_pieces): Likewise.
2797 (store_by_pieces_1): Likewise.
2798 (expand_assignment): Likewise.
2799 (store_constructor): Likewise.
2800 (expand_expr_addr_expr): Likewise.
2801 (expand_expr_real_1): Likewise.
2802 * cfgexpand.c (expand_debug_expr): Likewise.
2803 * ifcvt.c (noce_try_cmove_arith): Likewise.
2804 * regcprop.c (kill_autoinc_value): Likewise.
2805 * regmove.c (try_auto_increment): Likewise.
2806 * reload.c (find_reloads): Likewise.
2807 (find_reloads_address): Likewise.
2808 (find_reloads_address_1): Likewise.
2809 * sched-deps.c: Include "target.h".
2810 (sched_analyze_1): Use appropriate address mode instead of Pmode.
2811 (sched_analyze_2): Likewise.
2812 * sel-sched-dump.c: Include "target.h".
2813 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
2814 * stor-layout.c (layout_type): Likewise.
2815 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2816 (multiplier_allowed_in_address_p): Likewise.
2817 (get_address_cost): Likewise.
2818 * varasm.c (make_decl_rtl): Likewise.
2820 * expr.c (expand_assignment): Always convert offsets to appropriate
2822 (store_expr): Likewise.
2823 (store_constructor): Likewise.
2824 (expand_expr_real_1): Likewise.
2826 * reload.h (form_sum): Add MODE argument.
2827 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
2828 Update recursive calls.
2829 (subst_indexed_address): Update calls to form_sum.
2831 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
2832 * tree-ssa-address.c: Include "target.h".
2833 (templates): Replace by ...
2834 (mem_addr_template_list): ... this new vector.
2835 (TEMPL_IDX): Handle address space numbers.
2836 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
2837 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
2838 instead of global cache. Update call to gen_addr_rtx.
2839 (valid_mem_ref_p): Update call to addr_for_mem_ref.
2840 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
2842 * rtl.h (convert_memory_address_addr_space): Add prototype.
2843 (convert_memory_address): Define as macro.
2844 * explow.c (convert_memory_address): Rename to ...
2845 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
2846 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
2847 Update recursive calls.
2848 (memory_address_addr_space): Call convert_memory_address_addr_space.
2849 * expmed.c (make_tree): Likewise.
2850 * expr.c (expand_assignment): Likewise.
2851 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
2852 (expand_expr_addr_expr): Likewise. Also, update call.
2854 * alias.c (find_base_value): Guard pointer size optimizations.
2855 (find_base_term): Likewise.
2856 * rtlanal.c (nonzero_bits1): Likewise.
2857 (num_sign_bit_copies1): Likewise.
2858 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
2860 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
2861 (emit-rtl.o): Likewise.
2862 (auto-inc-dec.o): Likewise.
2863 (sched-deps.o): Likewise.
2865 2009-10-26 Ben Elliston <bje@au.ibm.com>
2866 Michael Meissner <meissner@linux.vnet.ibm.com>
2867 Ulrich Weigand <uweigand@de.ibm.com>
2869 * doc/extend.texi (Named Address Spaces): New section.
2870 * coretypes.h (addr_space_t): New type.
2871 (ADDR_SPACE_GENERIC): New define.
2872 (ADDR_SPACE_GENERIC_P): New macro.
2874 * doc/tm.texi (Named Address Spaces): New section.
2875 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
2876 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
2877 (TARGET_ADDR_SPACE_SUBSET_P): Document.
2878 (TARGET_ADDR_SPACE_CONVERT): Document.
2879 * target.h (struct gcc_target): Add addr_space substructure.
2880 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
2881 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
2882 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2883 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2884 (TARGET_ADDR_SPACE_HOOKS): Likewise.
2885 (TARGET_INITIALIZER): Initialize addr_space hooks.
2886 * targhooks.c (default_addr_space_legitimate_address_p): New function.
2887 (default_addr_space_legitimize_address): Likewise.
2888 (default_addr_space_subset_p): Likewise.
2889 (default_addr_space_convert): Likewise.
2890 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
2891 (default_addr_space_legitimize_address): Likewise.
2892 (default_addr_space_subset_p): Likewise.
2893 (default_addr_space_convert): Likewise.
2895 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
2896 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
2897 (MEM_ADDR_SPACE): New macro.
2898 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
2899 address space memory attribute.
2900 (mem_attrs_htab_hash): Handle address space memory attribute.
2901 (mem_attrs_htab_eq): Likewise.
2902 (set_mem_attributes_minus_bitpos): Likewise.
2903 (set_mem_alias_set): Likewise.
2904 (set_mem_align): Likewise.
2905 (set_mem_expr): Likewise.
2906 (set_mem_offset): Likewise.
2907 (set_mem_size): Likewise.
2908 (adjust_address_1): Likewise.
2909 (offset_address): Likewise.
2910 (widen_memoy_address): Likewise.
2911 (get_spill_slot_decl): Likewise.
2912 (set_mem_attrs_for_spill): Likewise.
2913 (set_mem_addr_space): New function.
2914 * emit-rtl.h (set_mem_addr_space): Add prototype.
2915 * print-rtl.c (print_rtx): Print address space memory attribute.
2916 * expr.c (expand_assignment): Set address space memory attribute
2917 of generated MEM RTXes as appropriate.
2918 (expand_expr_real_1): Likewise.
2919 * cfgexpand.c (expand_debug_expr): Likewise.
2920 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2922 * tree.h (struct tree_base): Add address_space bitfield. Reduce
2923 size of "spare" bitfield.
2924 (TYPE_ADDR_SPACE): New macro.
2925 (ENCODE_QUAL_ADDR_SPACE): Likewise.
2926 (DECODE_QUAL_ADDR_SPACE): Likewise.
2927 (CLEAR_QUAL_ADDR_SPACE): Likewise.
2928 (KEEP_QUAL_ADDR_SPACE): Likewise.
2929 (TYPE_QUALS): Encode type address space.
2930 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
2931 * tree.c (set_type_quals): Set type address space.
2932 (build_array_type): Inherit array address space from element type.
2933 * print-tree.c (print_node_brief): Print type address space.
2934 (print_node): Likewise.
2935 * tree-pretty-print.c (dump_generic_node): Likewise.
2937 * explow.c (memory_address): Rename to ...
2938 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
2939 Use address-space aware variants of memory address routines.
2940 * recog.c (memory_address_p): Rename to ...
2941 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2942 Use address-space aware variants of memory address routines.
2943 (offsettable_address_p): Rename to ...
2944 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
2945 Use address-space aware variants of memory address routines.
2946 * reload.c (strict_memory_address_p): Rename to ...
2947 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2948 Use address-space aware variants of memory address routines.
2949 (maybe_memory_address_p): Rename to ...
2950 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2951 Use address-space aware variants of memory address routines.
2952 * expr.h (memory_address_addr_space): Add prototype.
2953 (memory_address): Define as macro.
2954 * recog.h (memory_address_addr_space_p): Add prototype.
2955 (memory_address_p): Define as macro.
2956 (offsettable_address_addr_space_p): Add prototype.
2957 (offsettable_address_p): Define as macro.
2958 (strict_memory_address_addr_space_p): Add prototype.
2959 (strict_memory_address_p): Define as macro.
2961 * combine.c (find_split_point): Use address-space aware variants
2962 of memory address routines.
2963 * emit-rtl.c (operand_subword): Likewise.
2964 (change_address_1): Likewise.
2965 (adjust_address_1): Likewise.
2966 (offset_address): Likewise.
2967 * expr.c (emit_move_insn): Likewise.
2968 (expand_assignment): Likewise.
2969 (expand_expr_real_1): Likewise.
2970 * recog.c (verify_changes): Likewise.
2971 (general_operand): Likewise.
2972 (offsettable_memref_p): Likewise.
2973 (offsettable_nonstrict_memref_p): Likewise.
2974 (constrain_operands): Likewise.
2975 * reload.c (get_secondary_mem): Likewise.
2976 (find_reloads_toplev): Likewise.
2977 (find_reloads_address): Likewise.
2978 (find_reloads_subreg_address): Likewise.
2979 * reload1.c (reload): Likewise.
2980 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
2981 * rtl.h (address_cost): Add ADDRSPACE argument.
2982 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
2983 aware variant of memory address routines.
2984 * loop-invariant.c (create_new_invariant): Update address_cost call.
2985 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
2986 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
2987 Use address-space aware variant of memory address routines.
2988 (propagate_rtx_1): Update call to should_replace_address.
2989 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
2991 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
2992 ADDRSPACE argument. Use per-address-space instead of global cache.
2993 Use address-space aware variant of memory address routines.
2994 (get_address_cost): Likewise.
2995 (get_computation_cost_at): Update calls.
2996 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
2997 Use address-space aware variant of memory address routines.
2998 (create_mem_ref_raw): Update call to valid_mem_ref_p.
2999 (most_expensive_mult_to_index): Update call to
3000 multiplier_allowed_in_address_p.
3002 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
3003 attribute to indicate named address spaces.
3005 * varasm.c (get_variable_section): DECLs in named address spaces
3008 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
3009 for addresses in a non-generic address space.
3011 * expr.c (emit_block_move_hints): Do not use libcalls for
3012 memory in non-generic address spaces.
3013 (clear_storage_hints): Likewise.
3014 (expand_assignment): Likewise.
3016 * fold-const.c (operand_equal_p): Expressions refering to different
3017 address spaces are not equivalent.
3019 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
3020 spaces are not equivalent.
3021 (rtx_equal_p): Likewise.
3022 * cse.c (exp_equiv_p): Likewise.
3023 * jump.c (rtx_renumbered_equal_p): Likewise.
3024 * reload.c (operands_match_p): Likewise.
3026 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
3027 address spaces may alias.
3028 (true_dependence): Likewise.
3029 (canon_true_dependence): Likewise.
3030 (write_dependence_p): Likewise.
3032 * dse.c (canon_address): Handle named address spaces.
3033 * ifcvt.c (noce_try_cmove_arith): Likewise.
3035 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
3036 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
3037 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
3038 to handle conversions between different address spaces.
3039 * fold-const.c (fold_convert_loc): Likewise.
3040 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
3041 * tree-pretty-print.c (dump_generic_node): Likewise.
3042 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
3043 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
3044 * tree-inline.c (estimate_operator_cost): Likewise.
3045 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
3046 to different address spaces are not useless.
3048 2009-10-26 Jakub Jelinek <jakub@redhat.com>
3051 * cfgcleanup.c (trivially_empty_bb_p): New function.
3052 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
3055 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
3056 add_name_and_src_coords_attributes, gen_namespace_die,
3057 dwarf2out_set_name): Handle dwarf2_name returning NULL.
3059 2009-10-26 Nick Clifton <nickc@redhat.com>
3061 * config.gcc: Add support for RX target.
3062 * config/rx: New directory.
3063 * config/rx/constraints.md: New file.
3064 * config/rx/predicates.md: New file.
3065 * config/rx/rx.c: New file.
3066 * config/rx/rx.h: New file.
3067 * config/rx/rx.md: New file.
3068 * config/rx/rx.opt: New file.
3069 * config/rx/rx-protos.h: New file.
3070 * config/rx/t-rx: New file.
3071 * doc/extend.texi: Document RX function attributes.
3072 * doc/invoke.texi: Document RX specific command line options.
3073 * doc/contrib.texi: Document RX contribution.
3074 * doc/md.texi: Document RX constraints.
3075 * doc/install.texi: Document RX support.
3077 2009-10-26 Michael Matz <matz@suse.de>
3079 PR tree-optimization/41783
3080 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
3081 case for simple diamonds.
3082 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
3083 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
3084 argument, use alias oracle to skip some vdefs.
3085 (phi_translate_1): Change call to above, don't allocate new
3086 value ids if they can stay the same.
3087 (compute_avail): Allow vuse walking when looking up references.
3089 2009-10-26 Richard Guenther <rguenther@suse.de>
3091 PR tree-optimization/41826
3092 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
3093 access to re-allocated vector fields.
3095 2009-10-26 Richard Guenther <rguenther@suse.de>
3097 * graphite-sese-to-poly.c (check_poly_representation): Fix
3098 compile without checking.
3100 2009-10-26 Janus Weil <janus@gcc.gnu.org>
3103 * gimple.h (tree_annotate_all_with_location): Remove prototype.
3104 * gimplify.c (tree_should_carry_location_p,
3105 tree_annotate_one_with_location,tree_annotate_all_with_location):
3106 Remove obsolete functions.
3108 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
3111 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
3113 2009-10-25 Richard Guenther <rguenther@suse.de>
3115 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
3116 Stream DECL_RESTRICTED_P.
3117 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
3119 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
3121 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
3122 a note when expanding to nothing.
3124 2009-10-25 Richard Guenther <rguenther@suse.de>
3127 * tree.c (find_decls_types_r): Deal with Java overloading
3128 BINFO_VIRTUALS for its own purpose.
3130 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
3132 * config/mips/predicates.md (hilo_operand): New predicate.
3133 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
3134 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
3135 splitter part from here ...:
3136 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
3137 op0 and op4 to match the DINS case.
3138 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
3140 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3143 * avr.md (QIDI): Add new mode iterator.
3144 (sbrx_branch<mode>): Create new zero extract bit, test and jump
3145 patterns for all QI thru DI modes combinations.
3146 (sbrx_and_branch<mode>): Create new and based bit test and jump
3147 patterns for QI thru SI modes.
3148 avr.c (avr_out_sbxx_branch): Use only bit number.
3150 2009-10-24 Jan Hubicka <jh@suse.cz>
3152 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
3154 (analyze_function): When analyzing noreturn nothrow call, do not
3155 compute written stats; free bitmaps of vars early if possible.
3156 (generate_summary): Only update bitmaps if computed.
3157 (propagate): Only dump bitmaps if computed.
3158 (ipa_reference_read_summary): Fix pasto.
3160 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
3162 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
3163 (aliasing_component_refs_p): ...this. Return true if there is no
3164 common base and the base access types have the same alias set.
3165 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
3166 (indirect_refs_may_alias_p): Likewise.
3168 2009-10-23 Joseph Myers <joseph@codesourcery.com>
3171 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
3172 a C_MAYBE_CONST_EXPR.
3174 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3177 * config/rs6000/rs6000.c (struct machine_function): Add
3178 vsx_or_altivec_used_p to record if vector types are used.
3179 (rs6000_expand_to_rtl_hook): Rename from
3180 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
3181 any vector operations, so if there are, we can set VRSAVE to
3182 non-zero when only floating point vector registers are used.
3183 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
3184 (rs6000_check_vector_mode): Inner function to check if vector
3185 types are used in the code.
3186 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
3187 vector instructions are used.
3189 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
3190 Indicate that VSX registers which overlap floating point
3191 registers, can't be used across a call, since the ABI only states
3192 the scalar part of the register will be saved and restored.
3194 2009-10-23 Joseph Myers <joseph@codesourcery.com>
3197 * alias.c (get_alias_set): Call langhook before returning 0 for
3198 types with structural equality.
3199 * c-common.c (c_common_get_alias_set): Use alias set of element
3200 type for arrays with structural comparison.
3202 2009-10-23 Richard Guenther <rguenther@suse.de>
3205 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
3206 gimple_call_nothrow_p.
3208 2009-10-23 Richard Guenther <rguenther@suse.de>
3210 PR tree-optimization/41778
3211 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
3212 redundancy along a path in the CFG we want to optimize for speed
3213 is going to be removed.
3214 (execute_pre): Do partial-PRE only if the function is to be
3215 optimized for speed.
3216 (gate_pre): Do not turn off all of PRE when not optimizing a
3219 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3221 * builtins.c (fold_builtin_cabs): Use validate_arg().
3222 (fold_builtin_cexp): Fix if-logic.
3223 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
3225 2009-10-22 Jeff Law <law@redhat.com>
3227 * ira-lives.c (process_single_reg_class_operands): Update the
3228 hard reg costs for all the hard registers desired by the
3229 single reg class operand.
3231 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
3233 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
3234 for rtxes that aren't handled specially.
3236 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
3238 * rtl.h (shallow_copy_rtvec): Declare.
3239 * rtl.c (shallow_copy_rtvec): New function.
3240 * cselib.c (cselib_subst_to_values): Use it. Only modify an
3241 rtx field if the subrtx has changed.
3243 2009-10-22 Anatoly Sokolov <aesok@post.ru>
3245 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
3246 (m32c_function_value): Make static, add new 'outgoing' argument.
3247 (m32c_libcall_value): Make static, add new 'fun' argument.
3248 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3249 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3250 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
3251 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
3252 (m32c_function_value, m32c_libcall_value): Delete declaration.
3254 2009-10-22 Diego Novillo <dnovillo@google.com>
3256 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
3258 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
3260 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
3263 2009-10-22 Richard Guenther <rguenther@suse.de>
3265 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
3266 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
3267 (lto_symtab_merge): Do not merge cgraph nodes here.
3268 (lto_symtab_resolve_can_prevail_p): Simplify.
3269 (lto_symtab_resolve_symbols): Store cgraph node.
3270 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
3271 functions from the symtab.
3272 (lto_symtab_merge_cgraph_nodes_1): New function.
3273 (lto_symtab_merge_cgraph_nodes): Likewise.
3275 2009-10-22 Richard Guenther <rguenther@suse.de>
3278 * lto-streamer-out.c (lto_output_location): Stream the
3280 * lto-streamer-in.c (lto_input_location): Likewise.
3282 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
3284 * cfgloopmanip.c (duplicate_subloops): Export.
3285 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
3286 (transform_to_exit_first_loop): Duplicate bbs starting from
3287 header up to loop->latch instead of exit->src.
3288 Initialize control variable to the correct number of iterations.
3289 (gather_scalar_reductions): Do not register double reductions.
3290 (parallelize_loops): Dump which loop is tested.
3291 Indicate whether the parallelized loop is inner or not.
3292 Remove the innermost-loop requirement.
3293 * cfgloop.h (duplicate_subloops): Export.
3294 * tree-cfg.c (add_phi_args_after_redirect): New function.
3295 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
3296 Call duplicate_subloops.
3297 Update number of iterations at the exit condition.
3298 Don't redirect nexits always to the loop exit.
3299 Redirect copied edges from latch to the loop exit.
3301 2009-10-22 Jan Hubicka <jh@suse.cz>
3303 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
3305 * ipa-inline.c (cgraph_mark_inline_edge,
3306 cgraph_decide_inlining_of_small_function,
3307 cgraph_decide_inlining, inline_read_summary): Disable indirect
3308 inlining for WPA for time being.
3310 PR tree-optimize/40556
3311 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
3313 2009-10-22 Richard Guenther <rguenther@suse.de>
3315 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
3316 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
3318 2009-10-22 Jan Hubicka <jh@suse.cz>
3321 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
3323 (check_call): Handle only indirect calls.
3324 (propagate_bits): Update comment.
3325 (write_node_summary_p): Turn bogus check to assert.
3326 (ipa_reference_write_summary): Stream calls_read_all properly.
3327 (ipa_reference_read_summary): Stream in calls_read_all properly.
3328 (read_write_all_from_decl): New function.
3329 (propagate): Handle OVERWRITABLE nodes and external calls here.
3330 * ipa-pre-const.c (check_call): In IPA mode handle indirect
3332 (analyze_function): Do not check visibility here.
3333 (add_new_function): We summary OVERWRITABLE too.
3334 (generate_summary): Stream OVERWRITABLE nodes too.
3335 (propagate): Handle external calls and OVERWRITABLE nodes here.
3336 (local_pure_const): Check visibility here.
3338 2009-10-22 Jan Hubicka <jh@suse.cz>
3340 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
3341 (pass_ipa_cp): Register them.
3342 (ipcp_init_stage): Analyze all functions for whopr/lto.
3343 (ipcp_propagate_stage): Skip external calls.
3344 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
3345 * ipa-reference.c (write_node_summary_p): Fix thinko about
3347 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
3348 when in ltrans, skip executing of ipa passes since everything
3349 should've been done.
3350 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
3351 (inline_generate_summary): Likewise.
3352 (inline_read_summary): New function.
3353 (inline_write_summary): New function.
3354 (pass_ipa_inline): Register new hooks.
3355 * ipa-prop.c: Inlcude lto-streamer.h
3356 (ipa_edge_args_vector): Update declaration.
3357 (ipa_count_arguments, ipa_compute_jump_functions,
3358 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
3359 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
3360 ipa_read_node_info): New static functions.
3361 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
3362 (duplicate_array): Use xmalloc.
3363 (duplicate_ggc_array): New.
3364 (ipa_edge_duplication_hook): Use it.
3365 (ipa_update_after_lto_read): New function.
3366 * ipa-prop.h (ipa_prop_write_jump_functions,
3367 ipa_prop_read_jump_functions): Declare.
3368 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
3369 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
3370 (ipa_edge_args_vector): Move into GGC.
3371 (ipa_check_create_edge_args): Update.
3372 (ipa_update_after_lto_read): New.
3373 * passes.c (ipa_write_summaries_1): When in wpa, do not write
3375 (ipa_read_summaries): When in ltrans, so not read summaries.
3376 * lto-streamer.c (lto_get_section_name): Add
3377 LTO_section_jump_functions.
3378 * lto-streamer.h (LTO_section_jump_functions): New section.
3379 (produce_asm): Declare.
3380 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
3381 * lto-streamer-out.c (produce_asm): Export.
3382 * lto-streamer-in.c: Include tree-pass.h
3383 (input_function): Free dominance info when done.
3384 (lto_read_body): Push ipa_inline in ltrans stage.
3385 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
3386 * Makefile.in (GTFILES): Add ipa-prop.h
3388 2009-10-22 Matthias Klose <doko@ubuntu.com>
3390 * doc/install.texi: Document --enable-browser-plugin.
3392 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
3394 * doc/invoke.texi (fira-loop-pressure): Update default value.
3395 * opts.c (decode_options): Remove default value setting for
3396 flag_ira_loop_pressure.
3397 * config/ia64/ia64.c (ia64_override_options): Set
3398 flag_ira_loop_pressure up for -O3.
3399 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3401 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
3403 PR tree-optimization/41497
3404 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
3405 chrec_dont_know if the evolution function returned by follow_ssa_edge
3406 is constant in the analyzed loop and is not compatible with the
3407 initial value before the loop.
3408 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
3410 2009-10-21 Joseph Myers <joseph@codesourcery.com>
3412 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
3414 2009-10-21 Jakub Jelinek <jakub@redhat.com>
3417 * doc/invoke.texi: Document -print-multi-os-directory.
3419 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
3422 * gcc/config/darwin10.h: Use default_emit_unwind_label.
3423 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
3424 when darwin_emit_unwind_label is used.
3426 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
3428 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
3431 2009-10-20 Richard Henderson <rth@redhat.com>
3433 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
3434 before emit_post_landing_pad.
3436 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
3438 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
3439 Use when calling rtx_costs.
3440 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
3441 global optimize_size. Pass speed to mips_binary_cost.
3443 2009-10-20 Jakub Jelinek <jakub@redhat.com>
3445 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
3448 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
3450 * rtl.h (simplify_replace_fn_rtx): Declare.
3451 (wrap_constant, unwrap_constant): Delete.
3452 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
3453 (expand_debug_expr): Don't call wrap_constant.
3454 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
3455 (auto_adjust_pair): Fold into...
3456 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
3457 Just return a new value.
3458 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
3459 otherwise use simplify_replace_rtx.
3460 * cselib.c (wrap_constant): Reinstate old definition.
3461 (cselib_expand_value_rtx_1): Don't wrap constants.
3462 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
3463 simplify_replace_rtx.
3464 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
3465 * reload1.c (reload): Skip all uses for an insn before adjusting it.
3466 Use simplify_replace_rtx.
3467 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
3469 (simplify_replace_rtx): ...here. Turn into a wrapper for
3470 simplify_replace_fn_rtx.
3471 (simplify_unary_operation): Don't unwrap CONSTs.
3472 * var-tracking.c (check_wrap_constant): Delete.
3473 (vt_expand_loc_callback): Don't call it.
3474 (vt_expand_loc): Likewise.
3476 2009-10-20 Pascal Obry <obry@adacore.com>
3477 Eric Botcazou <ebotcazou@adacore.com>
3479 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
3481 2009-10-20 Michael Matz <matz@suse.de>
3483 * loop-invariant.c (create_new_invariant): Use different magic number.
3485 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
3488 * arm.c (arm_override_options): Forcibly disable hot/cold block
3491 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
3494 * haifa-sched.c (try_ready): Skip debug deps updating speculation
3497 2009-10-20 Richard Guenther <rguenther@suse.de>
3499 * ggc-page.c: Include cfgloop.h.
3500 (struct max_alignment): Drop long double, add void *.
3501 (extra_order_size_table): Add low non-power-of-two multiples
3502 of MAX_ALIGNMENT. Drop small type-based entries, add
3503 tree_type, cgraph_node and loop.
3504 * alloc-pool.c (struct allocation_object_def): Drop long double
3507 2009-10-20 Jakub Jelinek <jakub@redhat.com>
3510 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
3511 referenced just in DEBUG_INSNs.
3513 2009-10-20 Richard Guenther <rguenther@suse.de>
3516 * gimple.c (gimple_register_type): Make sure we register
3517 the types main variant first.
3519 2009-10-20 Richard Guenther <rguenther@suse.de>
3521 * gimple.c (gimple_types_compatible_p): Simplify. Move
3522 cheap checks before hashtable queries. Add checks for
3523 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
3525 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
3527 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
3528 without size or with size that can't be represented as a host integer.
3530 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
3532 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
3533 the removal of a debug stmt as a significant change.
3535 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
3537 * config/s390/s390.md: Added agen condition to operand
3538 forwarding bypasses. Added bypass for early address generation
3539 use of int results. Updated comments.
3541 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
3543 * config/i386/i386.c: Remove signal.h #include.
3545 2009-10-20 Jie Zhang <jie.zhang@analog.com>
3547 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
3548 * doc/rtl.texi: Document ss_abs.
3550 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3552 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
3553 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
3554 instead of C_LEX_RAW_STRINGS.
3555 (lex_string): Handle CPP_UTF8STRING.
3556 * c-parser.c (c_parser_postfix_expression): Likewise.
3557 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
3558 (C_LEX_STRING_NO_JOIN): ... this.
3560 2009-10-19 Anatoly Sokolov <aesok@post.ru>
3562 * config/cris/cris.c (cris_function_value, cris_libcall_value,
3563 cris_function_value_regno_p): New functions.
3564 (cris_promote_function_mode): Update comment.
3565 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3566 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3567 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
3568 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
3570 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3572 * unwind-dw2.c (execute_stack_op): Fix operand order for
3573 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
3575 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
3577 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
3578 (lower_stmt) <GIMPLE_BIND>: Add comment.
3579 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
3581 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
3582 Otherwise lower it and set cannot_fallthru to true.
3583 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
3584 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
3585 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
3586 to true for a noreturn call. Do not remove statements.
3587 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
3588 Set cannot_fallthru to false on function exit.
3589 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
3590 <GIMPLE_ASSIGN>: Remove.
3592 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3594 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
3596 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3598 * config/s390/s390.c (s390_z10_optimize_cmp): Use
3599 next/prev_active_insn to skip DEBUG_INSNs as well.
3601 2009-10-19 Joseph Myers <joseph@codesourcery.com>
3603 * config/arm/arm.c (output_move_neon): Use DImode in call to
3606 2009-10-19 Matthias Klose <doko@ubuntu.com>
3609 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
3611 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3613 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
3615 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3618 * optabs.c (expand_binop): Make mode of shift count expression mode
3619 of shift count not target.
3622 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3624 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
3625 case. Force using values to replace references within the statement.
3626 (convert_local_reference_stmt): Likewise.
3628 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3630 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
3631 remove a subsequent GOTO or RETURN statement.
3633 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
3635 * config/avr.md (*movqi): Add zero as equally preferable constraint
3636 as general register.
3639 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3641 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
3643 2009-10-17 Richard Guenther <rguenther@suse.de>
3645 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
3647 2009-10-17 Richard Guenther <rguenther@suse.de>
3649 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
3650 operands in COMPONENT_REFs.
3652 2009-10-17 Anatoly Sokolov <aesok@post.ru>
3654 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
3655 if not defined. Change type of second argument to const_rtx.
3656 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
3658 * targhooks.h (default_libcall_value): Update prototype.
3659 * target.h (struct gcc_target): Change type of second argument of
3660 libcall_value to const_rtx.
3661 * config/arm/arm.c (arm_libcall_value): Change type of second argument
3663 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
3664 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
3666 2009-10-17 Jakub Jelinek <jakub@redhat.com>
3669 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
3670 * cgraphunit.c (cgraph_optimize): Call it.
3671 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
3672 (dwarf2out_assembly_start): ... here. New hook.
3673 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
3674 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
3676 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
3677 * sdbout.c (sdb_debug_hooks): Likewise.
3678 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
3679 (vmsdbgout_assembly_start): New hook.
3681 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3683 * rtl.h (RTL_LOCATION): Fix typo.
3685 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3687 * print-rtl.c (print_rtx): Print locators in asm_operands
3690 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3693 * sched-deps.c (depl_on_debug_p): New.
3694 (attach_dep_link): Reject debug deps before nondebug deps.
3695 (add_to_deps_list): Insert debug deps after nondebug deps.
3696 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
3698 (sd_add_dep): Do not reject debug deps.
3699 (add_insn_mem_dependence): Don't count debug deps.
3700 (remove_from_deps): Likewise.
3701 (sched_analyze_2): Set up mem deps on debug insns.
3702 (sched_analyze_insn): Record reg uses for deps on debug insns.
3703 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
3704 try_ready nondebug insn after debug insn.
3705 * ddg.c (create_ddg_dep_from_intra_loop_link,
3706 create_ddg_dep_no_link): Don't reject debug deps.
3708 2009-10-16 Richard Guenther <rguenther@suse.de>
3710 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
3711 (maybe_merge_incomplete_and_complete_type): Likewise.
3712 (lto_symtab_merge): Do not call them. Do not warn for
3713 complete vs. incomplete compatible types.
3714 (lto_symtab_merge_decls_2): Simplify.
3715 * gimple.c (gimple_force_type_merge): Remove.
3716 (gimple_types_compatible_p): Make it static.
3717 * gimple.h (gimple_force_type_merge): Remove.
3718 (gimple_types_compatible_p): Likewise.
3720 2009-10-16 Jakub Jelinek <jakub@redhat.com>
3722 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
3723 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
3725 2009-10-16 Richard Guenther <rguenther@suse.de>
3727 PR tree-optimization/41728
3728 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
3729 if fold_stmt did anything.
3731 2009-10-16 Richard Guenther <rguenther@suse.de>
3734 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
3735 (maybe_fixup_handled_component): New function.
3736 (input_gimple_stmt): Fixup mismatched decl replacements.
3738 2009-10-16 Richard Guenther <rguenther@suse.de>
3741 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
3742 the same as VAR_DECL.
3744 2009-10-16 Richard Guenther <rguenther@suse.de>
3746 * gimple.c (iterative_hash_gimple_type): For integer types
3747 also hash their minimum and maximum values and the string flag.
3748 For array types hash their domain and the string flag.
3750 2009-10-16 Richard Guenther <rguenther@suse.de>
3752 * gimple.c (gimple_types_compatible_p): Restrict completing
3753 types to record or unions. Simplify completion.
3754 Do not merge records or unions with different
3755 TYPE_STRUCTURAL_EQUALITY_P tag.
3756 (iterative_hash_gimple_type): Restrict non-recursing into
3757 pointer targets for records and unions.
3759 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3762 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
3763 * dwarf2out.c (mem_loc_descriptor): Don't handle
3764 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
3765 punt if it is not lowpart subreg or if inner mode isn't
3768 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3770 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
3771 investigating previous or next insns.
3773 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
3775 * tree-sra.c (build_ref_for_offset_1): Update comment.
3777 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
3779 * config/s390/s390.md (atype): Added missing values.
3781 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3784 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
3785 (casesi64p): Update pattern to reflect above.
3787 2009-10-15 Steve Ellcey <sje@cup.hp.com>
3789 PR rtl-optimization/41697
3790 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
3792 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3795 * config/rs6000/predicates.md: Update copyright year.
3796 * config/rs6000/altivec.md: Ditto.
3798 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
3799 (MD_INCLUDES): Add a2.md.
3801 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
3802 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
3803 (builtin_classify): New static vector to classify various builtins
3804 to get the tree attributes correct.
3805 (def_builtin): Set the attributes of builtins based on what the
3806 builtin does (i.e. memory operation, floating point, saturation
3807 need special attributes, others are pure functions).
3809 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
3811 (enum rs6000_builtins): Include rs6000-builtin.def to define the
3812 builtins. Change the end marker to MAX_RS6000_BUILTINS from
3813 RS6000_BUILTIN_COUNT.
3814 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
3815 MAX_RS6000_BUILTINS.
3817 * config/rs6000/rs6000-builtin.def: New file that combines the
3818 builtin enumeration name and attributes.
3820 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
3822 * config/i386/linux.h (ASM_SPEC): Add --32.
3824 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3826 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
3827 and DW_TAG_template_alias.
3828 (dwarf_attr_name): Handle DW_AT_main_subprogram,
3829 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
3830 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
3831 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
3832 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
3833 and DW_AT_GNU_odr_signature.
3834 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
3835 DW_FORM_flag_present and DW_FORM_ref_sig8.
3836 (output_signature): Only print name on the first byte.
3837 (output_die): Likewise for dw_val_class_data8.
3839 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
3841 * doc/invoke.texi: Clarify that most optimizations are not enabled
3844 2009-10-15 Richard Guenther <rguenther@suse.de>
3847 * gimple.c (compare_type_names_p): Handle anonymous names
3848 differently based on new mode argument.
3849 (gimple_types_compatible_p): For structs also compare the tags.
3850 (iterative_hash_type_name): Rename to ...
3851 (iterative_hash_name): ... this. Hash all names.
3852 (iterative_hash_gimple_type): Fix hashing the struct tag of
3853 pointer targets. Hash field decl names.
3855 2009-10-15 Richard Guenther <rguenther@suse.de>
3858 * gimple.c (gimple_get_alias_set): Avoid recursing on
3859 invalid type topology.
3861 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3863 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
3865 2009-10-15 Richard Guenther <rguenther@suse.de>
3867 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
3869 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3871 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
3872 add --with-tune{,-32,-64} configured default for -mtune if explicit
3875 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
3877 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
3879 2009-10-14 DJ Delorie <dj@redhat.com>
3881 * config/h8300/h8300.c (F): New.
3883 (h8300_emit_stack_adjustment): Call them.
3885 (h8300_push_pop): Likewise.
3886 (h8300_expand_prologue): Likewise.
3887 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
3888 (MUST_USE_SJLJ_EXCEPTIONS): Define.
3889 (INCOMING_RETURN_ADDR_RTX): Define.
3890 (INCOMING_FRAME_SP_OFFSET): Define.
3891 (DWARF_CIE_DATA_ALIGNMENT): Define.
3893 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3895 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
3896 fields in builtin structs.
3897 (finalize_record_size): Likewise.
3899 2009-10-14 Richard Guenther <rguenther@suse.de>
3901 * gimple.c (gtc_ob): New global.
3902 (struct type_pair_d): Replace pointers with type UIDs.
3903 (type_pair_hash): Adjust.
3904 (type_pair_eq): Likewise.
3905 (lookup_type_pair): Likewise. Allocate from an obstack.
3906 (gimple_force_type_merge): Adjust.
3907 (gimple_types_compatible_p): Likewise.
3908 (free_gimple_type_tables): Free the obstack.
3910 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3912 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
3913 stmts setting DEBUG_EXPR_DECLs.
3915 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
3916 Don't crash if mode1 is VOIDmode.
3918 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
3920 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
3921 * params.h (IRA_LOOP_RESERVED_REGS): New.
3922 * tree-pass.h (pass_subregs_of_mode_init,
3923 pass_subregs_of_mode_finish): Remove.
3924 * passes.c (pass_subregs_of_mode_init,
3925 pass_subregs_of_mode_finish): Remove.
3926 (pass_reginfo_init): Move before loop optimizations.
3927 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
3928 * common.opt (fira-loop-pressure): New.
3929 * toplev.h (flag_ira_loop_pressure): New.
3930 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
3931 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
3932 Make external and void type functions.
3933 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
3934 pass_subregs_of_mode_finish): Remove.
3935 * ira-costs.c (init_costs): Call init_subregs_of_mode.
3936 * regmove.c: Include ira.h.
3937 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
3938 register pressure calculation in loops.
3939 * loop-invariant.c: Include REGS_H and ira.h.
3940 (struct loop_data): New members max_reg_pressure, regs_ref, and
3942 (struct invariant): New member orig_regno.
3943 (curr_loop): New variable.
3944 (find_exits): Initialize regs_ref and regs_live.
3945 (create_new_invariant): Initialize orig_regno.
3946 (get_cover_class_and_nregs): New.
3947 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
3948 array. Add code for flag_ira_loop_pressure.
3949 (gain_for_invariant): Make new_regs an array. Add code for
3950 flag_ira_loop_pressure.
3951 (best_gain_for_invariant): Ditto.
3952 (set_move_mark): New parameter gain. Use it for debugging output.
3953 (find_invariants_to_move): Make regs_needed and new_regs an array.
3954 Add code for flag_ira_loop_pressure.
3955 (move_invariant_reg): Set up orig_regno.
3956 (move_invariants): Set up reg classes for pseudos for
3957 flag_ira_loop_pressure.
3958 (free_loop_data): Clear regs_ref and regs_live.
3959 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
3960 get_regno_cover_class, change_pressure, mark_regno_live,
3961 mark_regno_death, mark_reg_store, mark_reg_clobber,
3962 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
3963 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
3964 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
3965 register pressure calculation in loops if new regs were added.
3966 Call finish_subregs_of_mode.
3967 * opts.c (decode_options): Set up flag_ira_loop_pressure.
3968 * Makefile.in (loop-invariant.o): Add ira.h.
3970 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
3972 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
3974 2009-10-14 Richard Guenther <rguenther@suse.de>
3976 * lto-symtab.c (lto_symtab_compatible): Fold in ...
3977 (lto_symtab_merge): ... here. Rewrite both to take the
3978 prevailing and a to-be-merged entry and to queue diagnostics properly.
3979 (lto_symtab_resolve_replaceable_p): New predicate for
3981 (lto_symtab_resolve_can_prevail_p): Likewise.
3982 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
3983 handles merging commons by choosing the largest decl. Fold
3984 in code that gives ODR errors.
3985 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
3987 (lto_symtab_merge_decls_1): Re-structure. Deal with the
3988 case of no prevailing decl here. Diagnose mismatches
3989 in object types here. Drop all but the prevailing decls.
3990 (lto_symtab_prevailing_decl): Return the single prevailing decl.
3991 * lto-streamer-in.c (lto_input_tree_ref): Deal with
3992 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
3994 2009-10-14 Richard Guenther <rguenther@suse.de>
3997 * lto-streamer-in.c (input_bb): Replace debug stmts with
3998 nops instead of dropping them.
4000 2009-10-14 Nick Clifton <nickc@redhat.com>
4002 * gcc/doc/extended.texi: Replace the dash character with @minus{}
4003 in situations where it is being used as a minus symbol.
4004 * gcc/doc/tm.texi: Likewise.
4005 * gcc/doc/md.texi: Likewise.
4007 2009-10-14 Jakub Jelinek <jakub@redhat.com>
4009 PR preprocessor/41543
4010 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
4011 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
4012 * tree.c: Include intl.h.
4013 (expand_location): Handle BUILTINS_LOCATION.
4014 * Makefile.in (tree.o): Depend on intl.h.
4017 * dwarf2out.c (dwarf2out_var_location): Always clear
4018 last_postcall_label when changing last_label.
4020 2009-10-14 Pascal Obry <obry@adacore.com>
4022 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
4023 (process_command): Handle -E as done with -c and -S. Do not add
4024 the target executable suffix to the output file when -E is used.
4025 (main): Adjust error message accordingly.
4027 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
4033 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
4035 (tree_code_size): Likewise.
4037 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4039 * builtins.c (fold_builtin_1): Support complex "arc" functions.
4040 * real.h (HAVE_mpc_arc): Define.
4042 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
4044 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
4045 (struct builtin_description): Add fndecl field.
4046 (bdesc): Remove const qualifier. Update initializer.
4047 (sh_media_init_builtins): Remove const qualifier for d. Record
4048 the result of add_builtin_function to the fndecl field.
4049 (sh_builtin_decl): New.
4050 (sh_media_builtin_decl): New.
4052 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
4055 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
4056 requests between special registers.
4058 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
4060 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
4062 2009-10-13 Richard Henderson <rth@redhat.com>
4064 PR tree-optimization/41377
4065 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
4066 (cleanup_empty_eh_merge_phis): New change_region parameter;
4067 pass it on to redirect_eh_edge_1. Update callers.
4068 (cleanup_empty_eh_unsplit): Don't require an existing EH label
4069 at the destination block.
4071 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
4073 * passes.c (register_pass): Replaced gcc_unreachable by
4074 fatal_error on failure. Mentions plugins in comments & messages.
4076 2009-10-13 Jakub Jelinek <jakub@redhat.com>
4079 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
4080 * sched-vis.c (print_value): Use it.
4081 * cselib.c (cselib_hash_rtx): Likewise.
4082 * print-rtl.c (print_rtx): Likewise.
4083 * cfgexpand.c (expand_debug_rtx): Likewise.
4084 * var-tracking.c (vt_expand_loc_callback): Likewise.
4086 2009-10-13 Richard Guenther <rguenther@suse.de>
4089 * opts.c (handle_option): Split out code to handle setting
4090 the options flag var ...
4091 (set_option): ... here.
4092 * opts.h (set_option): Declare.
4093 * lto-opts.c (register_user_option_p): Include -fexceptions
4094 and all position independent code variants.
4095 (handle_common_option): Remove.
4096 (lto_reissue_options): Use set_option.
4098 2009-10-13 Martin Jambor <mjambor@suse.cz>
4100 PR tree-optimization/41661
4101 * ipa-prop.c (compute_complex_pass_through): Allow only operations
4102 that are tcc_comparisons or do not change the type in any
4104 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
4105 folding tcc_comparison operations.
4107 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4109 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
4112 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
4118 * tree.def (DEBUG_EXPR_DECL): New.
4119 * rtl.def (DEBUG_EXPR): New.
4120 * gengtype.c (adjust_field_rtx_def): Handle it.
4121 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
4122 (insert_debug_temp_for_var_def): ... this. Drop support for
4123 moving. Take iterator for def stmt; insert debug stmt before it.
4124 Scan early for use count and kind in debug stmts.
4125 (propagate_defs_into_debug_stmts): Rename to...
4126 (insert_debug_temps_for_defs): ... this. Likewise.
4127 * tree.h (DEBUG_TEMP_UID): New.
4128 * tree.c (next_debug_decl_uid): New.
4129 (make_node_stat): Count debug decls separately.
4130 (copy_node_stat): Likewise.
4131 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
4132 * var-tracking.c (dv_is_decl_p): Recognize it.
4133 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
4134 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
4135 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
4136 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
4137 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
4138 (cselib_hash_rtx): Likewise.
4139 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
4140 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
4142 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
4143 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
4144 * rtl.c (copy_rtx): Likewise.
4145 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
4146 * print-rtl.c (print_rtx): Likewise.
4147 * sched-vis.c (print_value): Likewise.
4148 (print_insn): Handle DEBUG_EXPR_DECL.
4149 * tree-dump.c (dequeue_and_dump): Likewise.
4150 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
4151 * gimple-iterator (gsi_replace): Check for same lhs.
4152 (gsi_remove): Insert debug temps.
4153 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
4154 (move_computations_stmt): Drop explicit propagation into debug stmts.
4155 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
4156 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
4157 * tree-ssa-sink.c (statement_sink_location): Likewise.
4158 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
4159 * tree-ssanames.c (release_ssa_name): Adjust for rename.
4160 * tree-flow.h: Likewise.
4161 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
4162 debug temps without values.
4163 (eliminate_unnecessary_stmts): Don't discard just-inserted
4166 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
4169 * config/cris/cris.md (andu): Check that operand 1 is one of the
4170 general registers. Fix typo in head comment.
4172 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
4174 * config/i386/i386.md (vswapmov): New.
4175 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
4176 (ix86_function_ms_hook_prologue): New.
4177 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
4178 * configure.ac: Test for swap suffix support in as.
4179 * configure: Rebuild.
4181 2009-10-12 Jakub Jelinek <jakub@redhat.com>
4184 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
4185 paradoxical subregs to prevent partial register stalls if the inner
4186 mode is integer mode.
4188 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
4190 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
4192 2009-10-12 Dodji Seketeli <dodji@redhat.com>
4195 * gcc/dwarf2out.c (template_parameter_pack_die,
4196 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
4198 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
4201 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
4203 (maybe_register_def): Likewise. Take stmt iterator.
4204 (rewrite_update_stmt): Take stmt iterator and pass it on.
4205 (rewrite_update_enter_block): Pass stmt iterator.
4207 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4209 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
4210 (spu_builtin_decl): New function.
4212 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
4214 * config/i386/i386.md (SWIM): New mode iterator.
4215 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
4216 using SWIM mode iterator.
4217 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
4218 patterns using SWI48 mode iterator.
4219 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
4220 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
4221 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
4222 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
4223 patterns using SWI248 mode iterator.
4224 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
4225 gen_x86_movdicc_0_m1_rex64 for renamed function
4227 2009-10-11 Jose Ruiz <ruiz@adacore.com>
4228 Eric Botcazou <ebotcazou@adacore.com>
4231 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
4232 * config/sparc/sol2-unwind.h: New file.
4234 2009-10-11 Olivier Hainque <hainque@adacore.com>
4235 Eric Botcazou <ebotcazou@adacore.com>
4238 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
4239 * config/i386/sol2-unwind.h: New file.
4241 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
4244 * config/i386/i386.md (addsi_1_zext): Get the proper second
4247 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
4249 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
4250 all OLD_RTXes, not just REGs. Use copy_rtx to create the
4253 2009-10-11 Richard Guenther <rguenther@suse.de>
4255 * gimple.c (iterative_hash_type_name): Do not handle special
4258 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
4260 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
4261 (*setcc_si_1_and): Ditto.
4262 (*setcc_si_1_movzbl): Ditto.
4263 (*setcc_<mode>_2): Ditto.
4264 (*setcc_qi): Rename from *setcc_1.
4265 (*setcc_qi_slp): Rename from *setcc_2.
4267 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
4268 (*zero_extendqisi2_movzbw_and splitter): Ditto.
4270 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
4271 "if" condition, there is already assert with reload_completed present.
4273 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
4275 * plugin.c (try_init_one_plugin): Improve constness of variable err.
4277 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
4279 * doc/install.texi (Final install): Refer to
4280 http://gcc.gnu.org/bugs/ for bug reporting.
4282 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
4284 * configure.ac: Add test for dci instruction.
4285 * configure: Regenerate.
4286 * config.in: Likewise.
4287 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
4288 * doc/invoke.texi: Add cpu_type 476 and 476fp.
4289 (-mmulhw): Add 476 to description.
4290 (-mdlmzb): Likewise.
4291 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
4292 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
4293 (processor_target_table): Add 476 and 476fp entries.
4294 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
4295 (rs6000_issue_rate): Add CPU_PPC476.
4296 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
4297 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
4298 (processor_type): Add PROCESSOR_PPC476.
4299 (EXTRA_SPECS): Add asm_cpu_476 string.
4300 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
4301 (define_attr "cpu"): Add ppc476.
4303 Update comments for 476.
4304 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
4305 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
4306 Update copyright year.
4307 * config/rs6000/476.md: New file.
4308 * config/rs6000/40x.md: Add description for "isel" attribute.
4309 Update copyright year.
4310 * config/rs6000/440.md: Likewise.
4311 * config/rs6000/603.md: Likewise.
4312 * config/rs6000/6xx.md: Likewise.
4313 * config/rs6000/7450.md: Likewise.
4314 * config/rs6000/7xx.md: Likewise.
4315 * config/rs6000/8540.md: Likewise.
4316 * config/rs6000/cell.md: Likewise.
4317 * config/rs6000/e300c2c3.md: Likewise.
4318 * config/rs6000/e500mc.md: Likewise.
4319 * config/rs6000/mpc.md: Likewise.
4320 * config/rs6000/power4.md: Likewise.
4321 * config/rs6000/power5.md: Likewise.
4322 * config/rs6000/power6.md: Likewise.
4323 * config/rs6000/power7.md: Likewise.
4324 * config/rs6000/rios1.md: Likewise.
4325 * config/rs6000/rios2.md: Likewise.
4326 * config/rs6000/rs64.md: Likewise.
4328 2009-10-10 Richard Guenther <rguenther@suse.de>
4330 PR tree-optimization/41654
4331 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
4332 a cond expr before calling gimple_cond_set_condition_from_tree.
4333 (ifcombine_iforif): Likewise.
4335 2009-10-09 Ian Lance Taylor <iant@google.com>
4337 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
4338 * configure: Rebuild.
4340 2009-10-09 Neil Vachharajani <nvachhar@google.com>
4342 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
4345 2009-10-09 Richard Guenther <rguenther@suse.de>
4348 * target-def.h (TARGET_BUILTIN_DECL): Define.
4349 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
4350 * target.h (struct gcc_target): Add builtin_decl target hook.
4351 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
4352 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
4354 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
4355 not gcc_unreachable.
4356 (lto_output_builtin_tree): Sorry if the target does not support
4357 streaming target builtins.
4358 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
4359 (rs6000_builtin_decl): New function.
4360 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
4361 (ix86_builtin_decl): New function.
4363 2009-10-09 Jakub Jelinek <jakub@redhat.com>
4365 PR preprocessor/41445
4366 * c-ppoutput.c (do_line_change): New function.
4367 (cb_line_change): Use it.
4368 (scan_translation_unit): Call do_line_change if
4369 avoid_paste or PREV_WHITE and token location is on a different line
4370 than print.src_line.
4373 * dwarf2out.c (dwarf2out_init): Test whether
4374 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
4377 PR rtl-optimization/41646
4378 * calls.c (expand_call): For BLKmode types returned in registers
4379 avoid likely spilled hard regs in copy_blkmode_from_reg generated
4382 2009-10-09 Richard Guenther <rguenther@suse.de>
4384 PR tree-optimization/41634
4385 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
4386 we remove the correct elements.
4387 (optimize_stmt): Make sure to update stmt operands before
4388 optimizing redundancies.
4390 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4392 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
4394 2009-10-09 Richard Guenther <rguenther@suse.de>
4397 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
4399 (lto_wrapper_exit): New function.
4401 (fatal_perror): Likewise.
4402 (fork_execute): Use global args_name, do not free it.
4403 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
4404 * lto-streamer.h: Remove duplicate prototypes.
4406 2009-10-09 Richard Guenther <rguenther@suse.de>
4408 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
4409 before calling stmt_can_throw_external.
4411 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
4413 PR tree-optimization/40071
4414 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
4415 pointer if the original data reference doesn't conflict with the
4416 created vector data reference. Fix long line.
4418 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
4420 * config/i386/i386.md (any_div): New code iterator.
4421 (u): Handle div and udiv.
4423 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
4425 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
4426 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
4427 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
4428 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
4430 2009-10-08 Joseph Myers <joseph@codesourcery.com>
4432 * gcc.c (main): Remove trailing "." from diagnostics.
4434 2009-10-08 Cary Coutant <ccoutant@google.com>
4436 Add support for debugging with ICF (Identical Code Folding).
4437 * calls.c (debug.h): New #include.
4438 (emit_call_1): Call virtual_call_token debug hook.
4439 * common.opt (-fenable-icf-debug): New option.
4440 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
4441 locations in the source).
4442 (poc_label_num): New variable.
4443 (dcall_entry, vcall_entry): New typedefs.
4444 (dcall_table, vcall_table): New variables.
4445 (struct vcall_insn): New type.
4446 (vcall_insn_table): New variable.
4447 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
4448 (size_of_dcall_table): New function.
4449 (output_dcall_table): New function.
4450 (size_of_vcall_table): New function.
4451 (output_vcall_table): New function.
4452 (dwarf2out_direct_call): New function.
4453 (vcall_insn_table_hash): New function.
4454 (vcall_insn_table_eq): New function.
4455 (dwarf2out_virtual_call_token): New function.
4456 (dwarf2out_virtual_call): New function.
4457 (dwarf2out_init): Allocate new tables and sections.
4458 (prune_unused_types): Mark DIEs referenced from direct call table.
4459 (dwarf2out_finish): Output direct and virtual call tables.
4460 * final.c (final_scan_insn): Call direct_call and virtual_call
4462 * debug.h (struct gcc_debug_hooks): Add direct_call,
4463 virtual_call_token, virtual_call hooks.
4464 (debug_nothing_uid): New function.
4465 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
4466 (debug_nothing_uid): New function.
4467 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
4468 (xcoff_debug_hooks): Likewise.
4469 * sdbout.c (sdb_debug_hooks): Likewise.
4470 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4471 * doc/invoke.texi (-fenable-icf-debug): New option.
4473 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
4476 * regmove.c (regmove_backward_pass): Replace src with dst in the
4477 debug insn, and check for dst before rather than after.
4479 2009-10-08 Janis Johnson <janis187@us.ibm.com>
4481 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
4482 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
4484 2009-10-08 Jan Hubicka <jh@suse.cz>
4487 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
4488 do not mark cgraph nodes as needed.
4489 (record_references_in_initializer): Add new only_vars parameter.
4490 * cgraph.h (record_references_in_initializer): New parameter.
4491 * varasm.c (assemble_variable): Update call.
4492 * varpool.c (varpool_analyze_pending_decls): Always look for
4495 2009-10-08 Anatoly Sokolov <aesok@post.ru>
4497 * config/avr/avr.c (last_insn_address) Remove variable.
4498 (expand_prologue): Don't initialise last_insn_address variable.
4499 (final_prescan_insn): Don't output insn size.
4500 * config/avr/avr.opt (msize): Remove switch.
4501 * doc/invoke.texi (AVR Options): Remove documentation of -msize
4504 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
4506 * combine.c (label_tick_ebb_start): Fix comment.
4507 (combine_instructions): Set label_tick and label_tick_ebb_start before
4508 calling setup_incoming_promotions. Start them from 1. Increment
4509 label_tick instead of deriving it from the BB index. Rather than
4510 comparing ticks use the block from the previous iteration to decide
4511 whether to start a new EBB. Remove empty lines before function.
4513 2009-10-08 Michael Matz <matz@suse.de>
4516 * builtins.c (fold_builtin_isascii): Use fold_build2.
4517 (fold_builtin_isdigit): Ditto.
4518 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
4519 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
4520 remove_useless_stmts_cond, remove_useless_stmts_tf,
4521 remove_useless_stmts_tc, remove_useless_stmts_bind,
4522 remove_useless_stmts_goto, remove_useless_stmts_label,
4523 remove_useless_stmts_1, remove_useless_stmts,
4524 pass_remove_useless_stmts): Remove.
4525 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
4526 * passes.c (init_optimization_passes): Don't add
4527 pass_remove_useless_stmts.
4528 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
4529 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
4531 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
4532 for static constants.
4533 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
4534 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
4536 2009-10-08 Richard Guenther <rguenther@suse.de>
4538 * gimple.c (free_gimple_type_tables): New function.
4539 * gimple.h (free_gimple_type_tables): Declare.
4541 2009-10-07 Mark Heffernan <meheff@google.com>
4543 * ipa-prop.c (ipa_print_node_params) Only print
4544 names of named arguments.
4546 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
4548 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
4549 being statically linked.
4551 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4553 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
4555 2009-10-08 Jan Hubicka <jh@suse.cz>
4558 * ipa.c (cgraph_externally_visible_p,
4559 function_and_variable_visibility,
4560 whole_program_function_and_variable_visibility): Skip non-finalized
4563 2009-10-08 Nick Clifton <nickc@redhat.com>
4565 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
4568 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
4571 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
4573 2009-10-07 Joseph Myers <joseph@codesourcery.com>
4576 * c-common.c (c_fully_fold_internal): Strip nops from the result
4577 of recursive calls to c_fully_fold_internal.
4578 (c_wrap_maybe_const): New.
4579 (c_save_expr): Use c_wrap_maybe_const.
4580 * c-common.h (c_wrap_maybe_const): Declare.
4581 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
4582 build_binary_op): Use c_wrap_maybe_const.
4584 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4586 * real.c: Fix comment to reflect actual exponent size.
4588 2009-10-08 Ben Elliston <bje@au.ibm.com>
4590 * config/rs6000/a2.md: Add FSF comment header.
4592 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
4594 * config/i386/i386.md (any_extend): New code iterator.
4595 (u, s): New code attributes.
4597 (DWIH): Rewrite as code iterator for SI and DI modes.
4598 (DWI): Rewrite as mode attribute.
4599 (dwi): New mode attribute.
4600 (di): Depend on SI mode and DI mode.
4601 (doubleint_general_operand): Remove mode attribute.
4603 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
4606 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
4607 (*sub<mode>3_doubleword): Ditto.
4609 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
4610 using SWIM248 mode iterator.
4611 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
4612 using SWI48 mode iterator.
4613 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
4614 patterns using DWIH mode iterator and any_extend code iterator.
4615 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
4616 using any_extend code iterator.
4617 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
4618 patterns using DWIH mode iterator and any_extend code iterator.
4619 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
4620 using any_extend code iterator.
4621 (<s>mul<mode>3_highpart): Macroize expander from
4622 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
4623 and any_extend code iterator.
4624 (*<s>muldi3_highpart_1): Macroize insn from
4625 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
4626 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
4627 patterns using any_extend code iterator.
4628 (*<s>mulsi3_highpart_zext): Macroize insn from
4629 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
4631 2009-10-07 Jakub Jelinek <jakub@redhat.com>
4633 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
4634 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
4635 refering to a DIE with DW_AT_const_value.
4637 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
4640 * ira-lives.c (check_and_make_def_conflict): Process all operands.
4642 2009-10-06 Jan Hubicka <jh@suse.cz>
4644 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
4647 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4649 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
4650 *lea_2_rex64): Move before *add<mode>_1 pattern.
4652 2009-10-07 Jan Hubicka <jh@suse.cz>
4654 * collect2.c (main): Add -fno-whole-program.
4655 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
4657 2009-10-07 Jan Hubicka <jh@suse.cz>
4659 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
4660 has no address taken.
4661 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
4663 (cgraph_clone_node): Clear externally_visible flag for clones.
4664 * cgraph.h (cgraph_only_called_directly_p,
4665 cgraph_can_remove_if_no_direct_calls_p): New predicates.
4666 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
4667 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
4668 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
4669 ipcp_insert_stage): Likwise.
4670 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
4671 externally_visible flag.
4672 (verify_cgraph_node): Verify that inline clones look right.
4673 (process_function_and_variable_attributes): Do not set
4674 externally_visible flags.
4675 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
4677 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
4679 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
4680 clear externally_visible when turning into inline clones
4681 (cgraph_mark_inline_edge): Use new predicates.
4682 (cgraph_estimate_growth): Likewise.
4683 (cgraph_decide_inlining): Likewise.
4684 * ipa.c (cgraph_postorder): Likewise.
4685 (cgraph_remove_unreachable_nodes): Likewise; sanity check
4686 that inline clones are not needed.
4687 (cgraph_externally_visible_p): New predicate.
4688 (function_and_variable_visibility): Add whole_program parameter;
4689 always set externally_visible flag; handle COMDAT function
4691 (local_function_and_variable_visibility): New function.
4692 (gate_whole_program_function_and_variable_visibility): New function.
4693 (whole_program_function_and_variable_visibility): New function.
4694 (pass_ipa_whole_program_visibility): New function.
4695 * passes.c (init_optimization_passes): Add whole program visibility
4697 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
4698 not care about needed/reachable flags.
4699 * varpool.c: Include flags.h
4700 (decide_is_variable_needed): When doing LTO assume whole-program mode.
4701 (varpool_finalize_decl): When we are in LTO read-back, all variables
4703 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
4705 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4707 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
4710 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4712 * config.gcc: Don't include the makefile fragments intended for
4714 * config/s390/fixdfdi.h: File removed.
4715 * config/s390/libgcc-glibc.ver: File removed.
4716 * config/s390/s390.h: Remove the fixdfdi.h hack.
4717 * config/s390/t-crtstuff: File moved to libgcc dir.
4718 * config/s390/t-linux: Likewise.
4719 * config/s390/t-tpf: libgcc specific parts removed.
4720 * config/s390/t-linux64: Likewise.
4722 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
4724 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
4725 (lto-compress.o): Likewise.
4727 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
4730 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
4731 dllexport to class members here.
4732 (i386_pe_determine_dllimport_p): Only check static class data for
4734 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
4735 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
4736 functions for vague linkage.
4737 (i386_pe_type_dllexport_p): Fix formatting.
4738 (maybe_add_dllexport) New function.
4739 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
4742 2009-10-07 Ben Elliston <bje@au.ibm.com>
4744 * config/rs6000/a2.md: Remove duplicated lines.
4746 2009-10-07 Ben Elliston <bje@au.ibm.com>
4748 * config.gcc (powerpc*-*-*): Handle a2.
4749 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
4750 * config/rs6000/a2.md: New file.
4751 * config/rs6000/rs6000.opt (mno-update): New.
4752 (mupdate): Return to using a mask, not a var.
4753 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
4754 (enum processor_type): Add PROCESSOR_PPCA2.
4755 * config/rs6000/rs6000.c (ppca2_cost): New costs.
4756 (rs6000_override_options): Add "a2" to processor_target_table.
4757 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
4758 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
4760 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4762 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4763 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
4764 reference to nonexistent gen_truncxfxf2 function.
4766 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4768 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
4769 (DWIH, g, di, doubleint_general_operand): New mode attributes.
4770 (general_operand): Handle TI mode.
4771 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
4772 using SDWIM mode iterator.
4773 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
4774 pattern from *add{di,ti}3_1 patterns and corresponding splitters
4775 using DWI mode iterator.
4776 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
4777 patterns using SWI mode iterator.
4778 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
4779 using SWI48 mode iterator.
4780 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
4781 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
4782 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
4783 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
4784 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
4785 using SDWIM mode iterator.
4786 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
4787 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
4788 using DWI mode iterator.
4789 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
4790 patterns using SWI mode iterator.
4791 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
4792 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
4793 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
4794 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
4795 patterns using plusminus code iterator.
4796 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
4797 sub<mode>3 patterns using plusminus code iterator.
4798 * config/i386/i386.c (override_options): Update the call to
4799 gen_subdi_carry_rex64 for renamed function.
4800 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
4801 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
4802 calls to instruction expanders.
4804 2009-10-06 Martin Jambor <mjambor@suse.cz>
4807 * opts.c (decode_options): Run IPA-SRA at -O2.
4809 2009-10-06 Richard Guenther <rguenther@suse.de>
4811 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
4813 2009-10-06 Tobias Burnus <burnus@net-b.de>
4816 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
4817 -flto and -fwhole-program flags can be combined.
4819 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
4822 * gcc.c (process_command): Check that -o argument was specified.
4824 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
4826 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
4828 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4830 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
4831 * doc/invoke.texi (Warning Options): Annotate allowed languages
4832 for -Wunsuffixed-float-constants.
4834 2009-10-05 Jakub Jelinek <jakub@redhat.com>
4836 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
4837 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
4838 same name and isn't the main variant.
4841 * dwarf2out.c (loc_by_reference): Removed.
4842 (dw_loc_list_1): New function.
4843 (dw_loc_list): Remove toplev argument, add want_address argument.
4844 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
4845 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
4846 want_address == 2 to dw_loc_list. For successful dw_loc_list
4847 set have_address to 1 only if want_address is not 0.
4849 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
4851 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
4852 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
4853 a code block followed by two pointers.
4854 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
4855 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
4856 (MIPS_MOVE): Likewise.
4857 (MIPS_LUI): Likewise.
4858 (MIPS_JR): Likewise.
4859 (MIPS_BAL): Likewise.
4860 (MIPS_NOP): Likewise.
4861 (mips_asm_trampoline_template): Delete.
4862 (mips_trampoline_code_size): New function.
4863 (mips_trampoline_init): Add shorter sequences for all cases
4864 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
4865 Calculate the opcodes directly, rather than copying from a template.
4866 Only flush the code part of the trampoline.
4867 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
4869 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
4871 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
4872 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
4873 (INCOMING_RETURN_ADDR_RTX): Likewise.
4874 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
4876 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
4877 with RETURN_ADDR_REGNUM.
4878 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
4879 * config/mips/mips.c (mips16_build_call_stub): Replace
4880 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
4881 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
4882 (mips_print_operand_punctuation): Likewise.
4883 (mips_frame_set): Likewise.
4884 (mips16e_output_save_restore): Likewise.
4885 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4886 (mips_save_reg_p): Likewise.
4887 (mips_return_addr): Likewise.
4888 (mips_set_return_address): Likewise.
4889 (mips_direct_save_slot_move_p): Likewise.
4890 (mips_output_function_prologue): Likewise.
4891 (mips_restore_reg): Likewise.
4892 (mips_expand_epilogue): Likewise.
4893 (mips_epilogue_uses): Likewise.
4894 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
4895 (*mov<mode>_ra): Use it instead of a hard-coded 31.
4896 (clear_hazard_<mode>): Likewise.
4897 (call_internal): Likewise.
4898 (call_internal_direct): Likewise.
4899 (call_direct_split): Likewise.
4900 (call_value_internal): Likewise.
4901 (call_value_split): Likewise.
4902 (call_value_internal_direct): Likewise.
4903 (call_value_direct_split): Likewise.
4904 (call_value_multiple_internal): Likewise.
4905 (call_value_multiple_split): Likewise.
4907 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
4908 Jakub Jelinek <jakub@redhat.com>
4910 PR rtl-optimization/41511
4911 * combine.c (record_value_for_reg): Pass explicit values as argument
4912 to get_last_value_validate.
4913 (get_last_value_validate): Document INSN parameter.
4914 For non-readonly MEMs, assume they might have been modified if INSN
4915 was in another basic block.
4916 (get_last_value): Minor reformatting.
4918 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4921 * final.c (asm_str_count): Split out from asm_insn_count.
4922 * rtl.h (asm_str_count): New prototype.
4923 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
4926 2009-10-05 Sriraman Tallam <tmsriram@google.com>
4928 * doc/plugins.texi: Change plugin_pass to register_pass_info.
4930 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
4931 Rafael Espindola <espindola@google.com>
4933 * gengtype.c (write_types): Moved call to write_func_for_structure
4934 into seperate loops.
4936 2009-10-05 Richard Guenther <rguenther@suse.de>
4939 * lto-cgraph.c (output_cgraph): Output toplevel asms.
4940 (input_cgraph_1): Input toplevel asms.
4942 2009-10-05 Richard Guenther <rguenther@suse.de>
4945 * lto-symtab.c (lto_compatible_attributes_p): Remove.
4946 (external_aggregate_decl_p): Likewise.
4947 (lto_symtab_compatible): Re-structure. Remove dead code.
4948 For variables ignore toplevel qualifiers when comparing types.
4949 Issue warnings, not errors for mismatched user-alignment.
4951 2009-10-05 Richard Guenther <rguenther@suse.de>
4955 * lto-symtab.c (struct lto_symtab_base_def): Remove.
4956 (struct lto_symtab_identifier_def): Likewise.
4957 (struct lto_symtab_decl_def): Likewise.
4958 (struct lto_symtab_entry_def): New.
4959 (lto_symtab_identifier_t): Rename to ...
4960 (lto_symtab_entry_t): ... this.
4961 (lto_symtab_decls): Remove.
4962 (lto_symtab_base_hash): Rename to ...
4963 (lto_symtab_entry_hash): ... this.
4964 (lto_symtab_base_eq): Rename to ...
4965 (lto_symtab_entry_eq): ... this.
4966 (lto_symtab_base_marked_p): Rename to ...
4967 (lto_symtab_entry_marked_p): ... this.
4968 (lto_symtab_identifier_marked_p): Remove.
4969 (lto_symtab_decl_marked_p): Likewise.
4970 (lto_symtab_maybe_init_hash_tables): Rename to ...
4971 (lto_symtab_maybe_init_hash_table): ... this.
4972 (lto_symtab_set_resolution_and_file_data): Remove.
4973 (lto_symtab_register_decl): New function.
4974 (lto_symtab_get_identifier): Remove.
4975 (lto_symtab_get): New function.
4976 (lto_symtab_get_resolution): Adjust.
4977 (lto_symtab_get_identifier_decl): Remove.
4978 (lto_symtab_set_identifier_decl): Likewise.
4979 (lto_symtab_merge_decl): Rename to ...
4980 (lto_symtab_merge): ... this. Rewrite.
4981 (lto_symtab_merge_var): Remove.
4982 (lto_symtab_merge_fn): Likewise.
4983 (lto_symtab_prevailing_decl): Adjust.
4984 (lto_cgraph_replace_node): New function.
4985 (lto_symtab_merge_decls_2): Likewise.
4986 (lto_symtab_merge_decls_1): Likewise.
4987 (lto_symtab_fixup_var_decls): Likewise.
4988 (lto_symtab_resolve_symbols): Likewise.
4989 (lto_symtab_merge_decls): Likewise.
4990 (lto_symtab_prevailing_decl): Adjust.
4991 (lto_symtab_get_symtab_def): Remove.
4992 (lto_symtab_get_file_data): Likewise.
4993 (lto_symtab_clear_resolution): Adjust.
4994 (lto_symtab_clear_resolution): Likewise.
4995 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
4996 (input_cgraph_1): Likewise.
4997 * lto-streamer-in.c (get_resolution): Do not provide fake
4998 symbol resolutions here.
4999 (deferred_global_decls): Remove.
5000 (lto_register_deferred_decls_in_symtab): Likewise.
5001 (lto_register_var_decl_in_symtab): Change signature, register
5002 variable via lto_symtab_register_decl.
5003 (lto_register_function_decl_in_symtab): Likewise.
5004 (lto_read_tree): Adjust.
5005 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
5006 (lto_symtab_merge_var): Likewise.
5007 (lto_symtab_merge_fn): Likewise.
5008 (lto_symtab_register_decl): Declare.
5009 (lto_symtab_merge_decls): Likewise.
5011 2009-10-05 Richard Guenther <rguenther@suse.de>
5013 PR tree-optimization/23821
5014 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
5015 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
5016 simple IV increments.
5018 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5020 * config/arm/arm.c (arm_override_options): Really initialize
5021 flag_dwarf2_cfi_asm to 0.
5023 2009-10-05 Doug Kwan <dougkwan@google.com>
5025 PR rtl-optimization/41574
5026 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
5027 floating point and we are not doing unsafe math optimizations.
5029 2009-10-03 Simon Baldwin <simonb@google.com>
5030 Cary Coutant <ccoutant@google.com>
5031 Rafael Espindola <espindola@google.com>
5032 Richard Guenther <rguenther@suse.de>
5033 Jan Hubicka <jh@suse.cz>
5034 Doug Kwan <dougkwan@google.com>
5035 H.J. Lu <hongjiu.lu@intel.com>
5036 Bill Maddox <maddox@google.com>
5037 Ryan Mansfield <rmansfield@qnx.com>
5038 Diego Novillo <dnovillo@google.com>
5039 Ollie Wild <aaw@google.com>
5040 Kenneth Zadeck <zadeck@naturalbridge.com>
5042 * lto-cgraph.c: New file.
5043 * lto-compress.c: New file.
5044 * lto-compress.h: New file.
5045 * lto-opts.c: New file.
5046 * lto-section-in.c: New file.
5047 * lto-section-out.c: New file.
5048 * lto-streamer-in.c: New file.
5049 * lto-streamer-out.c: New file.
5050 * lto-streamer.c: New file.
5051 * lto-streamer.h: New file.
5052 * lto-symtab.c: New file.
5053 * lto-wpa-fixup.c: New file.
5054 * lto-wrapper.c: New file.
5056 2009-10-03 Simon Baldwin <baldwin@google.com>
5057 Ben Elliston <bje@au.ibm.com>
5058 Rafael Espindola <espindola@google.com>
5059 Nathan Froyd <froydnj@codesourcery.com>
5060 Jan Hubicka <jh@suse.cz>
5061 Doug Kwan <dougkwan@google.com>
5062 Diego Novillo <dnovillo@google.com>
5063 Kenneth Zadeck <zadeck@naturalbridge.com>
5065 * Makefile.in (enable_lto): New.
5066 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
5067 (LINKER_PLUGIN_API_H): Define.
5068 (LTO_SYMTAB_H): Define.
5069 (LTO_STREAMER_H): Define.
5070 (TREE_VECTORIZER_H): Define.
5071 (INCLUDES): Add LIBELFINC.
5072 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
5073 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
5074 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
5075 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
5076 (native): Add lto-wrapper$(exeext)
5077 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
5078 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
5079 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
5080 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
5081 (varasm.o): Add dependency on tree-iterator.h.
5082 (cgraph.o): Add dependency on cif-code.def.
5083 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
5084 (ipa-pure-const.o): Likewise.
5085 (GTFILES): Add lto-symtab.c.
5086 (install-lto-wrapper): New.
5087 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
5088 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
5089 * config.in: Regenerate.
5091 2009-10-03 Rafael Espindola <espindola@google.com>
5092 Diego Novillo <dnovillo@google.com>
5094 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
5095 ipa_write_summaries.
5096 Call execute_ipa_summary_passes for all_regular_ipa_passes and
5098 (cgraph_optimize): Make extern.
5100 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
5101 Kenneth Zadeck <zadeck@naturalbridge.com>
5103 * toplev.c (in_lto_p): Declare.
5104 * collect2.c (scan_prog_file): Read all the output when reading
5105 information for LTO.
5106 (enum lto_mode_d): Declare.
5108 2009-10-03 Richard Guenther <rguenther@suse.de>
5109 Diego Novillo <dnovillo@google.com>
5111 * gimple.c: Include target.h and alias.h.
5112 (gimple_types): Declare.
5113 (type_hash_cache): Declare.
5114 (gimple_alloc_stat): Make extern.
5115 (gimple_build_eh_must_not_throw): Call
5116 gimple_eh_must_not_throw_set_fndecl.
5117 (struct type_pair_d): Declare.
5118 (type_pair_t): Declare.
5119 (type_pair_hash): New.
5120 (type_pair_eq): New.
5121 (lookup_type_pair): New.
5122 (gimple_force_type_merge): New.
5123 (compare_type_names_p): New.
5124 (compare_field_offset): New.
5125 (gimple_types_compatible_p): New.
5126 (struct sccs): Declare.
5127 (next_dfs_num): Declare.
5128 (iterative_hash_gimple_type): New.
5130 (iterative_hash_type_name): New.
5131 (iterative_hash_gimple_type): New.
5132 (gimple_type_hash): New.
5133 (gimple_type_eq): New.
5134 (gimple_register_type): New.
5135 (print_gimple_types_stats): New.
5136 (gimple_signed_or_unsigned_type): New.
5137 (gimple_unsigned_type): New.
5138 (gimple_signed_type): New.
5139 (gimple_get_alias_set): New.
5140 (gimple_decl_printable_name): Do not use DMGL_TYPES.
5141 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
5142 (gimple_force_type_merge): Declare.
5143 (gimple_types_compatible_p): Declare.
5144 (gimple_register_type): Declare.
5145 (print_gimple_types_stats): Declare.
5146 (gimple_unsigned_type): Declare.
5147 (gimple_signed_type): Declare.
5148 (gimple_get_alias_set): Declare.
5149 (gimple_eh_must_not_throw_set_fndecl): New.
5151 2009-10-03 Jan Hubicka <jh@suse.cz>
5152 Kenneth Zadeck <zadeck@naturalbridge.com>
5154 * ipa-pure-const.c: Include lto-streamer.h.
5155 (register_hooks): Factor out of ...
5156 (generate_summary): ... here.
5157 (pure_const_write_summary): New.
5158 (pure_const_read_summary): New.
5159 (pass_ipa_pure_const): Add pure_const_write_summary and
5160 pure_const_read_summary.
5161 * ipa-reference.c: Include lto-streamer.h.
5162 (add_new_function): New.
5163 (remove_node_data): New.
5164 (duplicate_node_data): New.
5165 (ipa_init): Guard against multiple calls.
5166 Move hook setup from analyze_function.
5167 (write_node_summary_p): New.
5168 (ipa_reference_write_summary): New.
5169 (ipa_reference_read_summary): New.
5170 (pass_ipa_reference): Add ipa_reference_write_summary and
5171 ipa_reference_read_summary.
5172 * cgraph.h (cgraph_local_info): Add field lto_file_data.
5173 (struct cgraph_edge): Add fields lto_stmt_uid and
5174 call_stmt_cannot_inline_p.
5175 (cgraph_optimize): Declare.
5176 (cgraph_decide_is_function_needed): Declare.
5177 (reset_inline_failed): Declare.
5178 (enum LTO_cgraph_tags): Declare.
5179 (LTO_cgraph_tag_names): Declare.
5180 (LCC_NOT_FOUND): Define.
5182 2009-10-03 Doug Kwan <dougkwan@google.com>
5183 Rafael Espindola <espindola@google.com>
5184 Jan Hubicka <jh@suse.cz>
5185 Diego Novillo <dnovillo@google.com>
5186 Kenneth Zadeck <zadeck@naturalbridge.com>
5188 * passes.c (all_regular_ipa_passes): New.
5189 (all_ipa_passes): Rename to all_small_ipa_passes.
5190 (init_optimization_passes): Init all_regular_ipa_passes.
5191 * tree-pass.h (all_regular_ipa_passes): New.
5192 (all_ipa_passes): Rename to all_small_ipa_passes.
5193 * passes.c (all_lto_gen_passes): New.
5194 (init_optimization_passes): Initialize all_lto_gen_passes.
5195 (execute_ipa_summary_passes): Make non-static.
5196 (ipa_write_summaries_1): New.
5197 (ipa_write_summaries_2): New.
5198 (ipa_write_summaries): New.
5199 (ipa_write_summaries_of_cgraph_node_set): New.
5200 (ipa_read_summaries_1): New.
5201 (ipa_read_summaries): New.
5202 (execute_ipa_pass_list): Call cgraph_process_new_functions.
5203 (execute_regular_ipa_pass_list): Remove.
5204 (init_optimization_passes): Schedule
5205 pass_rebuild_cgraph_edges and pass_early_inline outside
5206 of pass_all_early_optimizations. Document reason.
5207 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
5208 pass_ipa_lto_finish_out): New pass.
5209 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
5210 (execute_all_ipa_transforms): New.
5211 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
5212 (dump_properties, debug_properties): New.
5213 * tree-optimize.c (gate_all_early_local_passes): Return
5214 false if we are in lto1.
5215 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
5216 * tree-pass.h (execute_all_ipa_transforms): Declare.
5217 (pass_ipa_function_and_variable_visibility): Declare.
5218 (pass_ipa_early_inline): Declare.
5219 (pass_ipa_lto_gimple_out): Declare.
5220 (pass_ipa_lto_wpa_fixup): Declare.
5221 (pass_ipa_lto_finish_out): Declare.
5222 (all_small_ipa_passes, all_regular_ipa_passes,
5223 all_lto_gen_passes): Declare.
5224 (execute_ipa_summary_passes): Declare.
5225 (execute_all_ipa_transforms): Declare.
5226 (ipa_write_summaries): Declare
5227 (ipa_write_summaries_of_cgraph_node_set): Declare.
5228 (ipa_read_summaries): Declare.
5230 2009-10-03 Doug Kwan <dougkwan@google.com>
5231 Ollie Wild <aaw@google.com>
5233 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
5235 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
5236 (lto_mode): New variable.
5237 (maybe_run_lto_and_relink): Handle the -fwpa option.
5238 (main): Handle the -fwpa option.
5239 (maybe_unlink_list): New function.
5240 * gcc.c (link_lto_options): Replace -flto with -fwpa.
5241 * common.opt (flto): New flag.
5242 * toplev.c (flag_generate_lto): Declare.
5244 2009-10-03 Simon Baldwin <simonb@google.com>
5246 * common.opt (flto-compression-level): New flag.
5248 * opts.c: Include lto-opts.h.
5249 (handle_option): Call lto_register_user_option for each
5250 valid option handled.
5251 (decode_options): Clear registered options before the options
5254 2009-10-03 Cary Coutant <ccoutant@google.com>
5256 * collect2.c (is_elf): New function.
5257 (scan_prog_file): Require LTO object to be in ELF format.
5259 2009-10-03 Rafael Espindola <espindola@google.com>
5261 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
5262 libgcc to the linker.
5264 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
5266 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
5267 (collect_execute): Add flags argument. Pass flags to pex_run. Update
5269 * collect2.h (collect_execute): Add flags argument.
5270 * tlink.c (tlink_execute): Update call to collect_execute.
5271 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
5272 (use_linker_plugin): New.
5273 (use_linker_plugin_spec_function): New.
5274 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
5275 (linker_plugin_file_spec): New.
5276 (lto_wrapper_spec): New.
5277 (lto_gcc_spec): New.
5278 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
5279 (static_spec_functions): Add use-linker-plugin.
5280 (process_command): Handle -use-linker-plugin.
5281 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
5282 linker_plugin_file_spec and lto_gcc_spec.
5283 (use_linker_plugin_spec_function): New.
5285 2009-10-03 Richard Guenther <rguenther@suse.de>
5289 * tree.h (is_lang_specific): Include LANG_TYPE.
5290 * tree.c (find_decls_types_r): Manually add interesting parts
5291 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
5293 * gimple.c (type_pair_hash): Make symmetric.
5294 (type_pair_eq): Likewise.
5295 (lookup_type_pair): Increase initial hashtable size.
5296 (gimple_force_type_merge): Rely on type-pair symmetry.
5297 (visit): Remove excessive checking code.
5298 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
5299 (gimple_register_type): Remove getenv calls, shrink initial
5303 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
5304 inline functions if not generating lto output.
5307 * toplev.c (finalize): In WPA mode remove the asm file.
5309 2009-10-03 Doug Kwan <dougkwan@google.com>
5311 * ipa-inline.c (cgraph_mark_inline): Check
5312 edge->call_stmt_cannot_inline_p instead of calling
5313 gimple_call_cannot_inline_p.
5314 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
5315 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
5316 (inline_generate_summary): Do nothing in LTRANS.
5317 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
5318 exists before calling gimple_call_cannot_inline_p.
5319 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
5320 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
5321 Update new_edge->lto_stmt_uid.
5322 * cgraphbuild.c (reset_inline_failed): New.
5324 * common.opt (fwpa): New flag.
5325 (fltrans): New option.
5326 * gcc.c (gcc_lto_option_t): New type.
5327 (current_lto_option): New variable.
5328 (lto_single_spec_function): Remove and is replaced by ..
5329 (lto_option_spec_function): New function.
5330 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
5331 passing the -flto flag.
5332 (cc1_options): Separate non-LTO related parts into ..
5333 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
5334 (lto1_options): New spec for lto FE.
5335 (link_lto_options): New spec for handling LTO flags in linker.
5336 (invoke_lto_single): Re-format to fit in 80 column. Replace
5337 lto-single with lto-option.
5338 (static_specs): Add cc1_non_lto_options, lto1_options and
5340 (static_spec_function): Replace lto-single with lto-option.
5341 (process_command): Handle -flto, -fwpa and -fltran by setting
5342 current_lto_option and not passing it to subprocess unconditionally.
5344 2009-10-03 Bill Maddox <maddox@google.com>
5346 Add `gcc' driver support for link-time code generation (LTO).
5348 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
5349 (lto_flag, lto_objects, lto_o_file): New variables.
5350 (struct lto_object, struct lto_object_list): New structures.
5351 (collect_exit, handler): Remove LTO temporary output file on exit.
5352 (add_lto_object): New function.
5353 (maybe_run_lto_and_relink): New function. Perform link time code
5354 generation and relinking for object files containing LTO information.
5355 (main): Invoke maybe_run_lto_and_relink().
5356 (dump_argv): New function. For debugging, currently disabled.
5357 (scan_prog_file): Add LTO information pass.
5358 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
5360 * toplev.c (compile_file): Emit assembler directive to create
5361 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
5363 2009-10-03 Diego Novillo <dnovillo@google.com>
5365 * c.opt: Add LTO to warn_abi and warn_psabi.
5367 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
5368 inline function. Ignore language-specific nodes. Update all users.
5369 (find_decls_types_r): Do not traverse the subtrees of
5370 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
5371 * tree.h (is_lang_specific): New.
5372 * langhooks.h (struct lang_hooks_for_decls): Remove
5373 may_need_assembler_name_p. Update all users.
5375 * c-common.c (set_builtin_user_assembler_name): Move ...
5376 * builtins.c (set_builtin_user_assembler_name): ... here.
5377 (is_builtin_name): Add comment
5378 (is_builtin_fn): New.
5379 * except.c (output_ttype): Only call
5380 lookup_type_for_runtime if TYPE is not a runtime type.
5382 * passes.c (register_pass): Call position_pass on
5383 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
5384 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
5385 (TV_IPA_LTO_DECL_IO): Define.
5386 (TV_IPA_LTO_CGRAPH_IO): Define.
5388 (TV_WHOPR_WPA): Define.
5389 (TV_WHOPR_WPA_IO): Define.
5390 (TV_WHOPR_LTRANS): Define.
5391 (TV_WHOPR_WPA_FIXUP): Define.
5392 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
5393 * tree-cfg.c (tree_node_can_be_shared): Make extern.
5394 * tree-flow.h (tree_node_can_be_shared): Declare.
5395 * tree-inline.c (tree_can_inline_p): Check that E has a
5396 statement associated with it.
5397 * tree.c (free_lang_data_in_binf): Factor out of ...
5398 (free_lang_data_in_type): ... here.
5399 Call RECORD_OR_UNION_TYPE_P.
5400 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
5401 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
5402 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
5403 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
5404 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
5405 (gate_free_lang_data): Return true if flag_generate_lto is set.
5406 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
5407 * c-common.h (set_builtin_user_assembler_name): Move ...
5408 * tree.h (set_builtin_user_assembler_name): ... here.
5410 * common.opt (flto-report): New flag.
5411 * opts.c (complain_wrong_lang): Do not complain if running lto1.
5412 * collect2.c (scan_prog_file): Send the error output of
5413 'nm' to HOST_BIT_BUCKET.
5415 2009-10-03 Ollie Wild <aaw@google.com>
5417 * langhooks-def.h (lhd_begin_section): New function declaration.
5418 (lhd_write_section): New function declaration.
5419 (lhd_end_section): New function declaration.
5420 (LANG_HOOKS_BEGIN_SECTION): New macro.
5421 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
5422 (LANG_HOOKS_END_SECTION): New macro.
5423 (LANG_HOOKS_LTO): New macro.
5424 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
5425 * langhooks.c (output.h): Add include.
5426 (saved_section): New static variable.
5427 (lhd_begin_section): New function.
5428 (lhd_write_section_data): New function.
5429 (lhd_end_section): New function.
5430 * langhooks.h (struct lang_hooks_for_lto): New structure.
5431 (struct lang_hooks): Add member lto.
5432 * Makefile.in (langhooks.o): Add dependency on output.h.
5434 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
5436 2009-10-03 Richard Guenther <rguenther@suse.de>
5438 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
5441 2009-10-03 Simon Baldwin <simonb@google.com>
5442 Richard Guenther <rguenther@suse.de>
5443 Janis Johnson <janis187@us.ibm.com>
5444 Doug Kwan <dougkwan@google.com>
5445 Diego Novillo <dnovillo@google.com>
5446 Ramana Radhakrishnan <ramana.r@gmail.com>
5447 Ollie Wild <aaw@google.com>
5449 * doc/install.texi: Add documentation for libelf and --enable-lto.
5450 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
5451 -flto-report, -flto-compression-level and -use-linker-plugin.
5452 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
5453 Add section for LTO Testing.
5455 2009-10-02 Cary Coutant <ccoutant@google.com>
5457 Add support for comdat type sections for DWARF v4.
5458 Merge from dwarf4 branch.
5460 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
5461 (dw_die_ref): Define vector type.
5462 (enum dw_val_class): Add dw_val_class_data8.
5463 (struct dw_val_struct): Add v.val_data8.
5464 (comdat_type_node_ref): New type.
5465 (struct die_struct): Move die_symbol into a union; add new field
5466 die_type_node. Change all uses.
5467 (comdat_type_node): New type.
5468 (skeleton_chain_node): New type.
5469 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
5470 (comdat_type_list): New variable.
5471 (dwarf_tag_name): Add DW_TAG_type_unit.
5472 (dwarf_attr_name): Add DW_AT_signature.
5473 (add_AT_data8): New function.
5474 (replace_child): New function.
5475 (move_all_children): New function.
5476 (print_signature): New function.
5477 (print_die): Print signature information; add dw_val_class_data8.
5478 (attr_checksum): Support dw_val_class_data8.
5479 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
5480 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
5481 (checksum_sleb128, checksum_uleb128): New functions.
5482 (checksum_die_context): New function.
5483 (loc_checksum_ordered): New function.
5484 (attr_checksum_ordered): New function.
5485 (struct checksum_attributes): New structure.
5486 (collect_checksum_attributes): New function.
5487 (die_checksum_ordered): New function.
5488 (generate_type_signature): New function.
5489 (same_dw_val_p): Add dw_val_class_data8.
5490 (is_symbol_die): Use new is_declaration_die function.
5491 (is_declaration_die): New function.
5492 (should_move_die_to_comdat): New function.
5493 (clone_die): New function.
5494 (clone_tree): New function.
5495 (clone_as_declaration): New function.
5496 (copy_declaration_context): New function.
5497 (generate_skeleton_ancestor_tree): New function.
5498 (generate_skeleton_bottom_up): New function.
5499 (generate_skeleton): New function.
5500 (remove_child_or_replace_with_skeleton): New function.
5501 (break_out_comdat_types): New function.
5502 (struct decl_table_entry): New type.
5503 (htab_decl_hash): New function.
5504 (htab_decl_eq): New function.
5505 (htab_decl_del): New function.
5506 (copy_ancestor_tree): New function.
5507 (copy_decls_walk): New function.
5508 (copy_decls_for_unworthy_types): New function.
5509 (build_abbrev_table): Don't assert on missing die_symbol when doing
5510 comdat type sections.
5511 (size_of_die): Use DW_FORM_sig8 for external references. Add
5513 (unmark_dies): Don't assert for unmarked dies when doing comdat
5515 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
5516 (output_signature): New function.
5517 (output_die): Likewise.
5518 (output_compilation_unit_header): Mark output as DWARF version 3
5519 even if generating DWARF 4.
5520 (output_comdat_type_unit): New function.
5521 (output_line_info): Mark output as DWARF version 3 even if generating
5523 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
5525 (dwarf2out_end_source_file): Likewise.
5526 (prune_unused_types_walk_attribs): Don't follow references into
5527 comdat type sections.
5528 (prune_unused_types_mark): When generating type units, do not mark
5529 children of non-defining declarations of types; do mark children of
5531 (prune_unused_types): Process comdat type sections.
5532 (htab_ct_hash): New function.
5533 (htab_ct_eq): New function.
5534 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
5535 Add a pointer to the line table from type unit entries so
5536 DW_AT_decl_file has meaning.
5537 * varasm.c (default_elf_asm_named_section): Use identifier name as
5538 comdat key instead of lang hook.
5540 2009-10-02 Neil Vachharajani <nvachhar@google.com>
5542 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
5544 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
5546 * config/i386/i386.md (SWIM248): New mode iterator.
5547 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
5548 divmodhi4 patterns using SWIM248 macro.
5549 (*divmod<mode>4): Macroize insn_and_split pattern from
5550 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
5551 and their corresponding splitters usign SWIM248 macro. Split SImode
5552 insn to generate cltd and DImode insn to generate cqto instead of
5553 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
5554 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
5555 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
5556 *divmodsi_noext patterns using SWIM248 macro.
5557 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
5558 udivmodhi4 patterns using SWIM248 macro.
5559 (*udivmod<mode>4): Macroize insn_and_split pattern from
5560 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
5561 corresponding splitters using SWIM248 macro.
5562 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
5563 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
5565 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
5567 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
5568 of zero-sized element is zero-sized regardless of its extent.
5570 2009-10-02 Jakub Jelinek <jakub@redhat.com>
5573 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
5574 * configure: Regenerated.
5575 * config.in: Regenerated.
5576 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
5577 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
5578 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
5579 not emitting .eh_frame, emit .cfi_sections .debug_frame
5584 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
5585 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
5587 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
5588 vars use DECL_RTL with resetting it back to NULL afterwards.
5589 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
5590 rtx_equal_p instead of asserting it is a SYMBOL_REF.
5591 (value_format): For dw_val_class_addr only use DW_FORM_addr if
5592 the attribute type allows it, otherwise use DW_FORM_dataN.
5593 (mem_loc_descriptor): Handle CONST_STRING.
5594 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
5595 Handle MEM with CONST_STRING address using add_AT_string.
5596 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
5597 CONST_STRING for const arrays initialized with a string literal.
5598 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
5599 (dwarf2out_finish): Call resolve_addr.
5601 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
5602 Maxim Kuvyrkov <maxim@codesourcery.com>
5604 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
5606 2009-10-02 Nick Clifton <nickc@redhat.com>
5608 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
5609 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
5611 2009-10-01 Jan Hubicka <jh@suse.cz>
5613 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
5614 (cgraph_create_virtual_clone): Just pass redirect_callers
5616 * cgraph.h (cgraph_clone_node): Update prototype.
5617 * ipa-pure-const.c (self_recursive_p): New function.
5618 (propagate): Use it.
5619 * ipa-inline.c (cgraph_clone_inlined_nodes,
5620 cgraph_decide_recursive_inlining): Update.
5622 2009-10-01 David Daney <ddaney@caviumnetworks.com>
5624 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
5625 instructions for TARGET_OCTEON.
5627 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5629 * config/arm/arm.c (arm_override_options): Turn off
5630 flag_dwarf2_cfi_asm for AAPCS variants.
5632 2009-10-01 Martin Jambor <mjambor@suse.cz>
5635 * tree-sra.c (convert_callers): Do not call
5636 compute_inline_parameters on one caller more than once.
5638 2009-10-01 Nick Clifton <nickc@redhat.com>
5640 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
5641 an empty string if not already defined.
5643 2009-10-01 Martin Jambor <mjambor@suse.cz>
5646 * tree-sra.c (is_va_list_type): New function.
5647 (find_var_candidates): Call is_va_list_type.
5648 (find_param_candidates): Check that the type or the type pointed
5649 to are not va_list types.
5651 2009-10-01 Martin Jambor <mjambor@suse.cz>
5654 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
5655 DECL_ARTIFICIAL (param_decl) is true.
5657 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
5659 * tree.h (tree_decl_common::lang_flag_8): New.
5660 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
5662 * c-common.h (RID_CONSTEXPR): New.
5664 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
5666 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
5667 Use ref-all pointers.
5668 (alpha_gimplify_va_arg): Ditto.
5670 2009-09-30 Jakub Jelinek <jakub@redhat.com>
5673 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
5674 before insn counting loop now that BB_END (bb) is counted. Ensure
5675 the return value isn't zero.
5677 2009-09-30 Nick Clifton <nickc@redhat.com>
5679 * config.gcc (sh-symbianelf): Replace definition of extra_objs
5680 with separate definitions of c_target_objs and cxx_target_objs.
5681 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
5683 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
5684 sh_symbian_import_export_class.
5685 * config/sh/sh-protos.h: Fix names of exported symbian functions.
5686 * config/sh/symbian.c: Delete, moving code into...
5687 * config/sh/symbian-base.c: ... here
5688 * config/sh/symbian-c.c: ... and here
5689 * config/sh/symbian-cxx.c: ... and here.
5691 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
5694 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
5695 of plus RTX into register.
5697 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5699 * doc/install.texi: Linguistic and markup fixes.
5700 (Configuration) <--disable-cpp>: Remove description.
5701 <--enable-maintainer-mode>: Autotools files are affected, too.
5702 <--with-sysroot>: Improve description.
5703 (Building): Bump required GNU make version.
5705 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
5707 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
5708 (x86_64-*-*): Ditto.
5710 * config/i386/fma4intrin.h: New file, provide common x86 compiler
5711 intrinisics for FMA4.
5712 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
5713 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
5714 Add FMA4 check and fma4intrin.h.
5715 * config/i386/i386-c.c(ix86_target_macros_internal): Check
5717 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
5718 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
5719 constant for FMA4 support.
5720 (UNSPEC_FMA4_FMADDSUB): Ditto.
5721 (UNSPEC_FMA4_FMSUBADD): Ditto.
5722 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
5723 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
5724 (ix86_expand_fma4_multiple_memory): Ditto.
5725 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
5726 (OPTION_MASK_ISA_FMA4_UNSET): New.
5727 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
5728 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
5729 (ix86_handle_option): Handle -mfma4.
5730 (isa_opts): Handle -mfma4.
5731 (enum pta_flags): Add PTA_FMA4.
5732 (override_options): Add FMA4 support.
5733 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
5734 (IX86_BUILTIN_VFMADDSD): Ditto.
5735 (IX86_BUILTIN_VFMADDPS): Ditto.
5736 (IX86_BUILTIN_VFMADDPD): Ditto.
5737 (IX86_BUILTIN_VFMSUBSS): Ditto.
5738 (IX86_BUILTIN_VFMSUBSD): Ditto.
5739 (IX86_BUILTIN_VFMSUBPS): Ditto.
5740 (IX86_BUILTIN_VFMSUBPD): Ditto.
5741 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
5742 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
5743 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
5744 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
5745 (IX86_BUILTIN_VFNMADDSS): Ditto.
5746 (IX86_BUILTIN_VFNMADDSD): Ditto.
5747 (IX86_BUILTIN_VFNMADDPS): Ditto.
5748 (IX86_BUILTIN_VFNMADDPD): Ditto.
5749 (IX86_BUILTIN_VFNMSUBSS): Ditto.
5750 (IX86_BUILTIN_VFNMSUBSD): Ditto.
5751 (IX86_BUILTIN_VFNMSUBPS): Ditto.
5752 (IX86_BUILTIN_VFNMSUBPD): Ditto.
5753 (IX86_BUILTIN_VFMADDPS256): Ditto.
5754 (IX86_BUILTIN_VFMADDPD256): Ditto.
5755 (IX86_BUILTIN_VFMSUBPS256): Ditto.
5756 (IX86_BUILTIN_VFMSUBPD256): Ditto.
5757 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
5758 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
5759 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
5760 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
5761 (IX86_BUILTIN_VFNMADDPS256): Ditto.
5762 (IX86_BUILTIN_VFNMADDPD256): Ditto.
5763 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
5764 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
5765 (enum multi_arg_type): New enum for describing the various FMA4
5766 intrinsic argument types.
5767 (bdesc_multi_arg): New table for FMA4 intrinsics.
5768 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
5769 (ix86_expand_multi_arg_builtin): New function for creating FMA4
5771 (ix86_expand_builtin): Add FMA4 intrinsic support.
5772 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
5773 operand instructions.
5774 (ix86_expand_fma4_multiple_memory): New function to split the
5775 second memory reference from FMA4 instructions.
5776 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
5777 (ssemodesuffixf2s): Ditto.
5778 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
5780 (fma4_fmsub<mode>4): Ditto.
5781 (fma4_fnmadd<mode>4): Ditto.
5782 (fma4_fnmsub<mode>4): Ditto.
5783 (fma4_vmfmadd<mode>4): Ditto.
5784 (fma4_vmfmsub<mode>4): Ditto.
5785 (fma4_vmfnmadd<mode>4): Ditto.
5786 (fma4_vmfnmsub<mode>4): Ditto.
5787 (fma4_fmadd<mode>4256): Ditto.
5788 (fma4_fmsub<mode>4256): Ditto.
5789 (fma4_fnmadd<mode>4256): Ditto.
5790 (fma4_fnmsub<mode>4256): Ditto.
5791 (fma4_fmaddsubv8sf4): Ditto.
5792 (fma4_fmaddsubv4sf4): Ditto.
5793 (fma4_fmaddsubv4df4): Ditto.
5794 (fma4_fmaddsubv2df4): Ditto.
5795 (fma4_fmsubaddv8sf4): Ditto.
5796 (fma4_fmsubaddv4sf4): Ditto.
5797 (fma4_fmsubaddv4df4): Ditto.
5798 (fma4_fmsubaddv2df4): Ditto.
5799 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
5800 instructions for intrinsics.
5801 (fma4i_fmsub<mode>4): Ditto.
5802 (fma4i_fnmadd<mode>4): Ditto.
5803 (fma4i_fnmsub<mode>4): Ditto.
5804 (fma4i_vmfmadd<mode>4): Ditto.
5805 (fma4i_vmfmsub<mode>4): Ditto.
5806 (fma4i_vmfnmadd<mode>4): Ditto.
5807 (fma4i_vmfnmsub<mode>4): Ditto.
5808 (fma4i_fmadd<mode>4256): Ditto.
5809 (fma4i_fmsub<mode>4256): Ditto.
5810 (fma4i_fnmadd<mode>4256): Ditto.
5811 (fma4i_fnmsub<mode>4256): Ditto.
5812 (fma4i_fmaddsubv8sf4): Ditto.
5813 (fma4i_fmaddsubv4sf4): Ditto.
5814 (fma4i_fmaddsubv4df4): Ditto.
5815 (fma4i_fmaddsubv2df4): Ditto.
5816 (fma4i_fmsubaddv8sf4): Ditto.
5817 (fma4i_fmsubaddv4sf4): Ditto.
5818 (fma4i_fmsubaddv4df4): Ditto.
5819 (fma4i_fmsubaddv2df4): Ditto.
5821 * doc/invoke.texi (-mfma4): Add documentation.
5822 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
5824 2009-09-29 Richard Henderson <rth@redhat.com>
5826 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
5827 an edge to the new destination block.
5829 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5832 * pa.c (hppa_profile_hook): Use
5833 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
5835 2009-09-29 Steve Ellcey <sje@cup.hp.com>
5836 Alexander Monakov <amonakov@ispras.ru>
5839 * config/ia64/predicates.md (not_postinc_destination_operand): New.
5840 (not_postinc_memory_operand): New.
5841 (not_postinc_move_operand): New.
5842 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
5843 (*cmovsi_internal): Ditto.
5845 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
5847 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
5848 restrict issue_rate in first pass when scheduling for register
5851 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
5852 Rafael Avila de Espindola <espindola@google.com>
5854 * gengtype.c (plugin_output): New.
5855 (get_output_file_with_visibility): Return plugin_output for plugins.
5856 (main): Parse and use the -P option.
5857 * gty.texi: Update the command line format.
5859 2009-09-29 Jakub Jelinek <jakub@redhat.com>
5862 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
5864 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
5865 out if !const_ok_for_output.
5868 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
5869 case VAR_LOCATION>: Remove gcc_unreachable ().
5871 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
5873 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
5874 (x86_64-*-*): Ditto.
5875 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
5876 back to smmintrin.h.
5877 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
5878 * config/i386/x86intrin.h: Remove SSE5.
5879 * config/i386/mmintrin-common.h: Delete file.
5880 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
5882 2009-09-29 Richard Guenther <rguenther@suse.de>
5884 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
5885 resulting from stack temporaries on STRICT_ALIGNMENT targets.
5887 2009-09-29 Nick Clifton <nickc@redhat.com>
5889 * function.c (current_function_name): If there is no current
5890 function just return "<none>".
5892 2009-09-28 Sriraman Tallam <tmsriram@google.com>
5894 * tree-pass.h (register_pass_info): New structure.
5895 (pass_positioning_ops): Move enum from gcc-plugin.h.
5896 (register_pass): New function.
5897 * gcc-plugin.h (plugin_pass): Delete structure.
5898 (pass_positioning_ops): Delete enum.
5899 * plugin.c (regsiter_pass): Delete function.
5900 (position_pass): Delete function.
5901 (added_pass_nodes): Delete variable.
5902 (prev_added_pass_nodes): Delete variable.
5903 (pass_list_node): Delete structure.
5904 * passes.c (make_pass_instance): New function.
5905 (next_pass_1): Change to call make_pass_instance.
5906 (pass_list_node): Move structure from gcc-plugin.h.
5907 (added_pass_nodes): Move variable from plugin.c.
5908 (prev_added_pass_nodes): Move variable from plugin.c.
5909 (position_pass): New function.
5910 (register_pass): New function.
5912 2009-09-28 Easwaran Raman <eraman@google.com>
5914 * ifcvt.c (noce_try_abs): Recognize pattern and call
5915 expand_one_cmpl_abs_nojump.
5916 * optabs.c (expand_one_cmpl_abs_nojump): New function.
5917 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
5919 2009-09-28 Ian Lance Taylor <iant@google.com>
5922 * c-opts.c (c_common_handle_option): Don't set
5923 warn_jump_misses_init for -Wall.
5924 * doc/invoke.texi (Warning Options): Update documentation.
5926 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5928 * Makefile.in ($(out_object_file)): Depend on
5929 gt-$(basename $(notdir $(out_file))).h.
5931 2009-09-28 Richard Henderson <rth@redhat.com>
5933 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
5934 * except.c (gen_eh_region): Set it.
5935 (duplicate_eh_regions_1): Copy it.
5936 * tree-eh.c (lower_resx): Use it to determine which function
5939 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
5940 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
5941 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
5942 * tree.c (build_common_builtin_nodes): Remove parameter. Build
5943 BUILT_IN_CXA_END_CLEANUP if necessary.
5945 * c-common.c (c_define_builtins): Update call to
5946 build_common_builtin_nodes.
5948 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5950 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
5952 2009-09-28 Michael Matz <matz@suse.de>
5954 * builtins.c (interclass_mathfn_icode): New helper.
5955 (expand_builtin_interclass_mathfn): Use it here, and split folding
5957 (fold_builtin_interclass_mathfn): ... this new folder.
5958 (build_call_nofold_loc): New static helper.
5959 (build_call_nofold): New wrapper macro for above.
5960 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
5961 (expand_builtin_pow): Ditto.
5962 (expand_builtin_memset_args): Ditto.
5963 (expand_builtin_printf): Ditto.
5964 (expand_builtin_fprintf): Ditto.
5965 (expand_builtin_sprintf): Ditto.
5966 (expand_builtin_memory_chk): Ditto.
5967 (expand_builtin_mempcpy_args): Ditto and don't call folders.
5968 (expand_builtin_stpcpy): Ditto.
5969 (expand_builtin_strcmp): Ditto.
5970 (expand_builtin_strncmp): Ditto.
5971 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
5972 (expand_builtin_strcpy_args): Don't call folders.
5973 (expand_builtin_memcmp): Ditto.
5974 (expand_builtin_strncpy): Ditto, and use target.
5975 (expand_builtin_memcpy): Ditto.
5976 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
5977 expand_builtin_strpbrk, expand_builtin_memmove,
5978 expand_builtin_memmove_args, expand_builtin_bcopy,
5979 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
5980 expand_builtin_strspn, expand_builtin_strcspn,
5981 expand_builtin_fputs): Remove these.
5982 (expand_builtin): Don't call the above, change calls to other
5983 expanders that changed prototype.
5984 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
5985 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
5986 fold_builtin_interclass_mathfn.
5987 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
5988 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
5990 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
5991 * passes.c (init_optimization_passes): Move pass_fold_builtins
5992 after last phiopt pass.
5993 * tree-inline.c (fold_marked_statements): When folding builtins
5994 iterate over all instruction potentially generated.
5995 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
5997 (fold_gimple_call): Use it to always fold calls (into potentially
5998 multiple instructions).
5999 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
6000 calls into zero at this time.
6001 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
6002 statements generated by builtin folding.
6004 2009-09-28 Nick Clifton <nickc@redhat.com>
6006 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
6008 2009-09-28 Duncan Sands <baldrick@free.fr>
6010 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
6011 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
6012 (register_callback): Dispatch it.
6013 (invoke_plugin_callbacks): Incorporate in sanity check.
6014 * ggc.h (ggc_register_cache_tab): Add declaration.
6015 * ggc-common.c (ggc_register_root_tab): Simplify.
6016 (const_ggc_cache_tab_t): New typedef.
6017 (extra_cache_vec): New vector of dynamically added cache tables.
6018 (ggc_register_cache_tab): New function.
6019 (ggc_scan_cache_tab): New function.
6020 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
6021 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
6023 2009-09-27 Richard Henderson <rth@redhat.com>
6025 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
6026 which we remove __builtin_stack_restore.
6028 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
6030 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
6031 to test for GRD_INVARIANT.
6032 (simple_rhs_p): Anything that's function_invariant_p is fine.
6034 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
6036 * gengtype.c (main): Use plunge_files instead of plugin_output.
6038 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
6039 Rafael Avila de Espindola <espindola@google.com>
6041 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
6042 Don't print pch related info if it is false.
6043 (main): Don't print pch info in plugin mode.
6045 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
6047 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
6048 with dw_val_class_const_double.
6049 (struct dw_val_struct): Replace val_long_long with val_double and
6050 adjust for above change.
6051 (output_loc_operands): Likewise.
6052 (add_AT_long_long): Rename into...
6053 (add_AT_double): ...this.
6054 (print_die): Replace dw_val_class_long_long with
6055 dw_val_class_const_double and adjust.
6056 (attr_checksum): Likewise.
6057 (same_dw_val_p): Likewise.
6058 (size_of_die): Likewise.
6059 (value_format): Likewise.
6060 (output_die): Likewise.
6061 (loc_descriptor) <CONST_DOUBLE>: Likewise.
6062 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
6063 instead of add_AT_long_long.
6064 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
6065 value with the precision of its type.
6067 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
6070 * c-typeck.c (build_conditional_expr): Use the readonly and
6071 volatile flags of the operand types, not of the operands itself.
6073 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
6075 * collect2.c (main): Look for -brtl before adding libraries.
6077 2009-09-27 Jonathan Gray <jsg@openbsd.org>
6079 * config.gcc: Update OpenBSD targets.
6080 * config/openbsd-stdint.h: New file.
6081 * config/openbsd-libpthread.h: New file.
6082 * config/openbsd.h: Update and break out LIB_SPEC definition.
6083 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
6084 * config/i386/openbsdelf.h: Correct types.
6085 * config/m68k/openbsd.h: Likewise.
6086 * config/mips/openbsd.h: Likewise.
6087 * config/vax/openbsd.h: Likewise.
6089 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
6091 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
6092 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
6093 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
6094 of the length and zero.
6096 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6098 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
6099 (FLAGS_H): Add options.h $(REAL_H).
6100 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
6101 (TREE_VECTORIZER_H): New.
6102 (EBITMAP_H): Renamed from EBIMAP_H.
6103 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
6104 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
6105 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
6106 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
6107 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
6108 (graphite-clast-to-gimple.o, graphite-dependences.o)
6109 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
6110 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
6111 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
6112 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
6113 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
6114 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
6115 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
6116 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
6117 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
6118 updated and fixed as per above changes and per
6119 check_makefile_deps.sh output.
6122 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
6123 * configure: Regenerate.
6125 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6127 * doc/install.texi: Update minimum MPC version to 0.7.
6129 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
6131 * doc/install.texi (Binaries): Remove reference to the binary
6132 distribution CD-ROM from the FSF.
6134 2009-09-26 Michael Matz <matz@suse.de>
6138 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
6139 that are mentioned in the body.
6141 2009-09-26 Michael Matz <matz@suse.de>
6143 PR tree-optimization/41454
6144 * tree-ssa-dom (stmts_to_rescan): Remove variable.
6145 (tree_ssa_dominator_optimize): Don't allocate and free it.
6146 (dom_opt_leave_block): Don't iterate over it.
6147 (eliminate_redundant_computations): Don't return a value.
6148 (cprop_operand, cprop_into_stmt): Ditto.
6149 (optimize_stmt): Don't defer updating stmts.
6151 2009-09-25 Dodji Seketeli <dodji@redhat.com>
6153 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
6154 generic_parameter_die, template_parameter_pack_die,
6155 gen_formal_parameter_die, gen_subprogram_die): Adjust after
6156 renaming DW_TAG_formal_parameter_pack and
6157 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
6158 and DW_TAG_GNU_template_parameter_pack.
6160 2009-09-25 Anatoly Sokolov <aesok@post.ru>
6162 * config/v850/v850.h (FUNCTION_VALUE): Remove.
6163 * config/v850/v850.c (v850_function_value): New function.
6164 (TARGET_FUNCTION_VALUE): Define.
6166 2009-09-25 Jakub Jelinek <jakub@redhat.com>
6168 * tree-vect-stmts.c (vectorizable_call): Call
6169 mark_symbols_for_renaming after vect_finish_stmt_generation.
6171 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
6172 to loc_descriptor_from_tree.
6173 (add_location_or_const_value_attribute): Pass 0 instead of 2
6174 for decl_by_reference_p decls.
6176 2009-09-25 Richard Guenther <rguenther@suse.de>
6179 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
6182 2009-09-25 Ben Elliston <bje@au.ibm.com>
6184 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
6187 2009-09-25 Alan Modra <amodra@bigpond.net.au>
6189 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
6190 form of instruction.
6192 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6195 * fold-const.c (const_binop): Handle complex int division.
6196 * tree-complex.c (expand_complex_div_straight,
6197 expand_complex_div_wide): Update comments.
6199 2009-09-24 DJ Delorie <dj@redhat.com>
6202 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
6203 (reg_class): Likewise.
6204 (REG_CLASS_NAMES): Likewise.
6205 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
6206 (m32c_override_options): Disable -fivopts for M32C.
6208 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6210 * config/rs6000/predicates.md (indexed_or_indirect_operand):
6211 Delete VSX load/store with update support.
6212 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
6213 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
6217 (VStype_load_update): Ditto.
6218 (VStype_store_update): Ditto.
6219 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
6220 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
6222 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
6223 load/store with update builtins.
6225 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
6227 * libgcc2.c (L_trampoline): Prototype for getpagesize
6228 and mprotect in WINNT case.
6230 2009-09-24 Anatoly Sokolov <aesok@post.ru>
6232 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
6233 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
6234 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
6235 'outgoing' argument.
6236 (TARGET_FUNCTION_VALUE): Define.
6238 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6240 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
6242 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6245 * common.opt: Initialize dwarf_strict to -1.
6246 * toplev.c (process_options): Catch unset dwarf_strict
6247 and set to 0 for all targets not overriding.
6248 * config/darwin.c (darwin_override_options): Catch unset
6249 dwarf_strict and override to 1.
6251 2009-09-24 Jeff Law <law@redhat.com>
6253 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
6255 2009-09-24 Richard Guenther <rguenther@suse.de>
6257 PR tree-optimization/36143
6258 PR tree-optimization/38747
6259 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
6260 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
6262 2009-09-24 Jakub Jelinek <jakub@redhat.com>
6265 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
6266 return false instead of gcc_unreachable (). For CONST return the
6267 value returned by recursive call instead of always returning true.
6268 (tree_add_const_value_attribute): Return the value returned by
6269 add_const_value_attribute instead of always returning true if rtl
6272 2009-09-23 Justin Seyster <jrseys@gmail.com>
6274 * Makefile.in (PLUGIN_HEADERS): Include real.h.
6276 2009-09-24 Jakub Jelinek <jakub@redhat.com>
6278 * cgraphunit.c (cgraph_lower_function): Revert last change.
6279 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
6280 instead of DECL_NO_STATIC_CHAIN.
6281 * tree-cfg.c (verify_gimple_call): Likewise.
6282 * tree-nested.c (get_chain_decl, get_chain_field,
6283 convert_tramp_reference_op, convert_gimple_call): Likewise.
6284 (convert_all_function_calls): Likewise. Always set or clear
6285 DECL_STATIC_CHAIN initially, for !n->outer clear it.
6286 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
6287 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
6289 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
6290 DECL_NO_STATIC_CHAIN.
6291 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
6292 instead of DECL_NO_STATIC_CHAIN.
6293 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
6294 decl_function_context.
6295 * varasm.c (initializer_constant_valid_p): Likewise.
6296 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
6297 (DECL_STATIC_CHAIN): ... this.
6298 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
6299 instead of DECL_NO_STATIC_CHAIN.
6301 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
6302 Rafael Avila de Espindola <espindola@google.com>
6304 * gengtype.c (nb_plugin_files): Make it unsigned to match
6305 num_gt_files. Adjust other variables to avoid warnings.
6306 (main): Allocate an all zero lang_bitmap before each plugin file name
6307 to match regular file names.
6309 2009-09-23 Richard Henderson <rth@redhat.com>
6311 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
6312 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
6313 static chain passed in memory.
6314 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
6315 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
6316 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
6317 STATIC_CHAIN_REGNUM defined.
6319 * config/picochip/picochip-protos.h: s/class/klass/.
6320 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
6321 (picochip_static_chain): New.
6322 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
6323 (STATIC_CHAIN_INCOMING): Remove.
6325 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
6326 (xtensa_static_chain): New.
6327 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
6328 (STATIC_CHAIN_INCOMING): Remove.
6330 2009-09-23 Anatoly Sokolov <aesok@post.ru>
6332 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
6333 * config/pa/pa-protos.h (function_value): Remove.
6334 * config/pa/pa.c (pa_function_value): Rename from function_value.
6335 Make static, add 'outgoing' argument.
6336 (TARGET_FUNCTION_VALUE): Define.
6338 2009-09-23 Anatoly Sokolov <aesok@post.ru>
6340 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
6341 instead of cfun->machine->is_leaf.
6342 * config/avr/avr.h (machine_function): Remove is_leaf field.
6344 2009-09-23 Jakub Jelinek <jakub@redhat.com>
6347 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
6348 DW_OP_piece after DW_OP_stack_value, adjust size calculations
6349 for it, when DW_OP_stack_value and DW_OP_implicit_value has
6350 the same size, prefer DW_OP_stack_value.
6351 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
6352 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
6354 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
6357 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
6359 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
6362 * cfgexpand.c (convert_debug_memory_address): New.
6363 (expand_debug_expr): Convert base address and offset to the same
6364 mode. Use it to convert addresses to other modes. Accept
6367 2009-09-23 Dodji Seketeli <dodji@redhat.com>
6370 * function.h (types_used_by_vars_hash): Declare new hash table.
6371 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
6372 equality and hash function for the hash table.
6373 (types_used_by_cur_var_decl): Declare a new global chained list.
6374 (types_used_by_var_decl_insert): Declare new function.
6375 * function.c (types_used_by_vars_hash): Define the hashtable ...
6376 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
6377 its equality and hash functions.
6378 (hash_types_used_by_vars_entry): New hash helper.
6379 (types_used_by_cur_var_decl): Define the global chained list.
6380 (used_types_insert): Update the list of types used by the global
6381 variable being parsed.
6382 (types_used_by_var_decl_insert): Define new function.
6383 * c-common.h (record_types_used_by_current_var_decl): Declare ...
6384 * c-common.c (record_types_used_by_current_var_decl): ... new
6386 * c-decl.c (finish_decl): Record the types used by the global
6387 variable declaration we've just parsed.
6388 * dwarf2out.c (premark_used_types): Insert a new line between
6389 comment and function.
6390 (premark_used_types_helper): Fix comment.
6391 (premark_types_used_by_global_vars_helper,
6392 premark_types_used_by_global_vars): New functions.
6393 (prune_unused_types): Do not prune types used by global variables.
6395 2009-09-23 Richard Guenther <rguenther@suse.de>
6397 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
6398 produced for bigendian targets with promoted subregs.
6400 2009-09-23 Richard Guenther <rguenther@suse.de>
6402 * value-prof.c (gimple_ic): Purge old EH edges only after building
6405 2009-09-23 Nick Clifton <nickc@redhat.com>
6407 * config/arc/arc.c (arc_trampoline_init): Fix typo.
6409 2009-09-23 Jakub Jelinek <jakub@redhat.com>
6412 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
6415 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
6416 on non-nested functions.
6418 2009-09-23 Jakub Jelinek <jakub@redhat.com>
6419 Jan Hubicka <jh@suse.cz>
6421 * dwarf2out.c (loc_list_plus_const): Only define if
6422 DWARF2_DEBUGGING_INFO.
6423 (address_of_int_loc_descriptor): Likewise.
6426 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
6428 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
6431 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
6432 constant is more than zero.
6434 2009-09-23 Alan Modra <amodra@bigpond.net.au>
6437 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
6438 call final to emit non-scheduled prologue, instead insert at entry.
6440 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
6441 Joseph S. Myers <joseph@codesourcery.com>
6443 * doc/install.texi (*-*-freebsd*): Add proper format codes.
6445 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
6446 Rafael Avila de Espindola <espindola@google.com>
6448 * gengtype.c (is_file_equal): New function.
6449 (close_output_files): Use is_file_equal. Free of->buf.
6451 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
6452 Rafael Avila de Espindola <espindola@google.com>
6454 * gengtype.c (write_types, write_local): Add the output_header
6455 argument. Update all callers.
6457 2009-09-22 Dodji Seketeli <dodji@redhat.com>
6459 * dwarf2out.c (template_parameter_pack_die,
6460 gen_formal_parameter_pack_die ): New functions.
6461 (make_ith_pack_parameter_name): Remove this function.
6462 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
6463 DW_TAG_formal_parameter_pack.
6464 (gen_generic_params_dies): Represent each template parameter pack
6465 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
6466 represented by usual DW_TAG_template_*_parameter DIEs that are
6467 children of the DW_TAG_template_parameter_pack element DIE.
6468 (generic_parameter_die): This doesn't deal with parameter pack
6469 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
6470 of parameter pack DIEs.
6471 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
6472 in certain cases, e.g. for pack elements.
6473 (gen_formal_types_die, gen_decl_die): Adjust usage of
6474 gen_formal_parameter_die.
6475 (gen_subprogram_die): Represent each function parameter pack by a
6476 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
6477 represented by usual DW_TAG_formal_parameter DIEs that are children
6478 of the DW_TAG_formal_parameter_pack DIE. Remove references to
6479 ____builtin_va_alist decls as no part of the compiler uses those
6481 * langhooks.h (struct lang_hooks_for_decls): Add
6482 function_parm_expanded_from_pack_p, get_generic_function_decl
6483 and function_parameter_pack_p hooks. Fix comment for
6484 get_innermost_generic_parms hook.
6485 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
6486 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
6487 macros and use them to initialize lang_hook.
6489 2009-09-22 Richard Henderson <rth@redhat.com>
6491 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
6492 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
6493 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
6494 on TRAMPOLINE_TEMPLATE.
6495 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
6496 TRAMPOLINE_ADJUST_ADDRESS.
6497 * targhooks.c (default_asm_trampoline_template): Remove.
6498 (default_trampoline_adjust_address): Remove.
6499 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
6500 * targhooks.h: Update decls.
6502 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6504 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
6505 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
6506 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
6508 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
6511 * reload1.c (reload): Reset debug insns with pseudos without
6514 2009-09-22 Janis Johnson <janis187@us.ibm.com>
6516 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
6517 unconditional true for decimal float modes.
6518 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
6519 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
6521 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
6523 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
6524 Enable a new case for __FreeBSD__ >= 7.
6525 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
6526 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
6527 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
6528 and USE_LD_AS_NEEDED.
6530 * doc/install.texi (*-*-freebsd*): Update target information.
6532 2009-09-22 Richard Guenther <rguenther@suse.de>
6535 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
6536 arrays really properly.
6538 2009-09-22 Richard Henderson <rth@redhat.com>
6541 * target.h (struct gcc_target): Add asm_out.trampoline_template,
6542 calls.static_chain, calls.trampoline_init,
6543 calls.trampoline_adjust_address.
6544 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6545 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
6546 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6547 * builtins.c (expand_builtin_setjmp_receiver): Use
6548 targetm.calls.static_chain; only clobber registers.
6549 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
6550 set up memory attributes properly for the trampoline block.
6551 (expand_builtin_adjust_trampoline): Use
6552 targetm.calls.trampoline_adjust_address.
6553 * calls.c (prepare_call_address): Add fndecl argument. Use
6554 targetm.calls.static_chain.
6555 * df-scan.c (df_need_static_chain_reg): Remove.
6556 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
6557 consolodate static chain handling.
6558 * doc/tm.texi: Document new hooks.
6559 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
6560 (init_emit_regs): Don't initialize them.
6561 * expr.h (prepare_call_address): Update decl.
6562 * final.c (profile_function): Use targetm.calls.static_chain.
6563 * function.c (expand_function_start): Likewise.
6564 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
6565 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
6566 only clobber registers.
6567 * targhooks.c (default_static_chain): New.
6568 (default_asm_trampoline_template, default_trampoline_init): New.
6569 (default_trampoline_adjust_address): New.
6570 * targhooks.h: Declare them.
6571 * varasm.c (assemble_trampoline_template): Use
6572 targetm.asm_out.trampoline_template. Make the memory block const
6575 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
6576 alpha_initialize_trampoline. Make static. Merge VMS parameter
6577 differences into the TARGET_ABI_OPEN_VMS code block.
6578 (TARGET_TRAMPOLINE_INIT): New.
6579 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
6580 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
6581 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
6582 (INITIALIZE_TRAMPOLINE): Remove.
6584 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
6585 (TRAMPOLINE_TEMPLATE): Merge with ...
6586 (INITIALIZE_TRAMPOLINE): ... this and move ...
6587 * config/arc/arc.c (arc_trampoline_init): ... here.
6588 (TARGET_TRAMPOLINE_INIT): New.
6590 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6591 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6592 (arm_asm_trampoline_template): New.
6593 (arm_trampoline_init, arm_trampoline_adjust_address): New.
6594 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
6595 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
6596 code to arm_asm_trampoline_template.
6597 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
6598 arm_trampoline_adjust_address.
6599 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
6600 adjust for target hook parameters.
6602 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
6605 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
6606 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
6607 (bfin_trampoline_init): Rename from initialize_trampoline;
6608 make static; update for target hook parameters.
6609 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
6610 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
6611 bfin_asm_trampoline_template.
6612 (INITIALIZE_TRAMPOLINE): Remove.
6614 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6615 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
6616 cris_trampoline_init): New.
6617 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
6618 cris_asm_trampoline_template.
6619 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
6620 adjust for target hook parameters.
6622 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
6624 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6625 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
6626 fr30_trampoline_init): New.
6627 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
6628 fr30_asm_trampoline_template.
6629 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
6630 adjust for target hook parameters.
6632 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
6633 (frv_trampoline_init): Rename from frv_initialize_trampoline;
6634 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
6635 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
6636 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
6638 * config/h8300/h8300.c (h8300_trampoline_init): New.
6639 (TARGET_TRAMPOLINE_INIT): New.
6640 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
6641 to h8300_trampoline_init and adjust for hook parameters.
6643 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
6644 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
6645 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
6646 make static; adjust for hook parameters.
6647 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
6649 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6650 (TARGET_TRAMPOLINE_INIT): New.
6651 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
6652 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
6653 iq2000_asm_trampoline_template.
6654 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
6655 (TRAMPOLINE_CODE_SIZE): New.
6656 (TRAMPOLINE_SIZE): Use it.
6657 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
6659 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
6660 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
6661 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
6662 adjust for hook parameters.
6663 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
6665 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
6666 (m32r_trampoline_init): New.
6667 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
6668 m32r_trampoline_init.
6670 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
6671 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
6672 make static; update for hook parameters.
6673 * config/m68hc11/m68hc11-protos.h: Update.
6674 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
6676 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6677 (TARGET_TRAMPOLINE_INIT): New.
6678 (mcore_function_value): Fix typo.
6679 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
6680 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
6681 to mcore_asm_trampoline_template.
6682 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
6684 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
6685 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
6686 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
6687 update for hook parameters.
6688 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
6690 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6691 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6692 mips_trampoline_init): New.
6693 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
6694 mips_asm_trampoline_template.
6695 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
6696 update for hook parameters.
6698 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6699 (TARGET_TRAMPOLINE_INIT): New.
6700 (mmix_trampoline_size): Remove.
6701 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
6702 make static. Remove out-of-date tetra vs octa comment.
6703 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
6704 make static; update for hook parameters.
6705 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
6706 (INITIALIZE_TRAMPOLINE): Remove.
6707 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
6708 (TRAMPOLINE_ALIGNMENT): New.
6709 * gcc/config/mmix/mmix-protos.h: Update.
6711 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6712 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6713 mn10300_trampoline_init): New.
6714 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
6715 mn10300_asm_trampoline_template.
6716 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
6718 * config/moxie/moxie.c (moxie_static_chain,
6719 moxie_asm_trampoline_template, moxie_trampoline_init,
6720 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
6721 TARGET_TRAMPOLINE_INIT): New.
6722 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
6723 moxie_trampoline_init.
6724 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
6725 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
6727 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6728 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6729 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
6730 pa_trampoline_adjust_address): New.
6731 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
6732 pa_asm_trampoline_template.
6733 (TRAMPOLINE_ALIGNMENT): New.
6734 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
6735 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
6736 adjust for hook parameters.
6737 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
6739 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
6740 (TARGET_TRAMPOLINE_INIT): New.
6741 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
6742 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
6744 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
6746 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
6747 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
6748 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
6749 make static; adjust parameters for the hook.
6750 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
6752 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
6753 s390_trampoline_template; make static.
6754 (s390_trampoline_init): Rename from s390_initialize_trampoline;
6755 make static; adjust for target hook.
6756 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
6757 * config/s390/s390-protos.h: Remove trampoline decls.
6758 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
6759 (TRAMPOLINE_TEMPLATE): Remove.
6760 (TRAMPOLINE_ALIGNMENT): New.
6762 * config/score/score-protos.h (score_initialize_trampoline): Remove.
6763 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6764 (TARGET_TRAMPOLINE_INIT): New.
6765 (score_asm_trampoline_template): New.
6766 (score_trampoline_init): Rename from score_initialize_trampoline;
6767 make static; adjust for hook parameters.
6768 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
6769 score[37]_asm_trampoline_template.
6770 (INITIALIZE_TRAMPOLINE): Remove.
6771 * config/score/score3.c (score3_asm_trampoline_template): New.
6772 (score3_trampoline_init): Rename from score3_initialize_trampoline;
6773 adjust for target hook.
6774 * config/score/score7.c (score7_asm_trampoline_template): New.
6775 (score7_trampoline_init): Rename from score7_initialize_trampoline;
6776 adjust for target hook.
6777 * config/score/score3.h, config/score/score7.h: Update.
6779 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
6780 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
6781 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6782 (sh_trampoline_init): Rename from sh_initialize_trampoline;
6783 make static; adjust for target hook parameters.
6784 (sh_trampoline_adjust_address): New.
6785 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
6786 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
6788 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
6789 (sparc32_initialize_trampoline): Rename from
6790 sparc_initialize_trampoline; make static; replace tramp parameter
6791 with m_tramp and update memory accesses.
6792 (sparc64_initialize_trampoline): Similarly.
6793 (sparc_trampoline_init): New.
6794 * config/sparc/sparc-protos.h: Remove trampoline decls.
6795 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
6796 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
6798 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
6799 (array_to_constant): Make ARR parameter const.
6800 (spu_trampoline_init): Rename from spu_initialize_trampoline;
6801 make static; update for hook parameters.
6802 * config/spu/spu-protos.h: Update decls.
6803 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
6805 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
6806 from xstormy16_initialize_trampoline; make static; update for
6808 (TARGET_TRAMPOLINE_INIT): New.
6809 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
6811 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6812 (TARGET_TRAMPOLINE_INIT): New.
6813 (v850_can_eliminate): Make static.
6814 (v850_asm_trampoline_template, v850_trampoline_init): New.
6815 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
6816 v850_asm_trampoline_template.
6817 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
6818 and adjust for target hook parameters.
6820 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6821 (TARGET_TRAMPOLINE_INIT): New.
6822 (vax_asm_trampoline_template, vax_trampoline_init): New.
6823 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
6824 vax_asm_trampoline_template.
6825 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
6827 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6828 (TARGET_TRAMPOLINE_INIT): New.
6829 (xtensa_asm_trampoline_template): Rename from
6830 xtensa_trampoline_template; make static.
6831 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
6832 make static; update for hook parameters.
6833 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
6834 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
6835 (INITIALIZE_TRAMPOLINE): Remove.
6837 * config/i386/i386.c (ix86_function_regparm): Do not issue an
6838 error for nested functions with regparm=3.
6839 (ix86_compute_frame_layout): Adjust frame pointer offset for
6840 ix86_static_chain_on_stack.
6841 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
6842 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
6843 don't reset to UNITS_PER_WORD.
6844 (ix86_emit_leave): Adjust ix86_cfa_state.
6845 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
6846 (ix86_static_chain): New.
6847 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
6848 make static; update for target hook parameters; use ix86_static_chain.
6849 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
6850 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
6851 (INITIALIZE_TRAMPOLINE): Remove.
6852 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
6853 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
6854 to the end. Add static_chain_on_stack.
6855 (ix86_static_chain_on_stack): New.
6857 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
6858 (m68k_output_mi_thunk): Don't use static_chain_rtx.
6859 (m68k_trampoline_init): New.
6860 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
6861 m68k_trampoline_init and adjust for hook parameters.
6862 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
6863 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
6865 2009-09-22 Jakub Jelinek <jakub@redhat.com>
6867 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
6868 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
6870 * reload1.c (reload): Call wrap_constant when substituting
6871 reg for equiv inside of DEBUG_INSNs.
6874 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
6875 add_call_src_coords_attributes, add_high_low_attributes,
6876 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
6877 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
6878 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
6879 when -gdwarf-2 -gstrict-dwarf.
6880 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
6881 -gdwarf-[23] -gstrict-dwarf.
6882 (address_of_int_loc_descriptor, loc_descriptor,
6883 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
6884 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
6885 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
6887 2009-09-22 Richard Guenther <rguenther@suse.de>
6889 PR tree-optimization/41428
6890 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
6891 (ccp_finalize): Pass it to substitute_and_fold.
6893 2009-09-22 Richard Guenther <rguenther@suse.de>
6895 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
6896 (substitute_and_fold): Adjust prototype.
6897 * tree-vrp.c (vrp_evaluate_conditional): Make static.
6898 (simplify_stmt_using_ranges): Likewise.
6899 (fold_predicate_in): Move here from tree-ssa-propagate.c.
6900 (vrp_fold_stmt): New function.
6901 (vrp_finalize): Pass it to substitute_and_fold.
6902 * tree-flow.h (vrp_evaluate_conditional): Remove.
6903 (simplify_stmt_using_ranges): Likewise.
6904 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
6905 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6906 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
6908 (fold_predicate_in): Move to tree-vrp.c.
6909 (substitute_and_fold): Use the callback instead of calling into
6910 tree-vrp.c functions directly.
6912 2009-09-22 Jakub Jelinek <jakub@redhat.com>
6914 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
6915 comparison warning on rs6000.
6918 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
6919 GIMPLE_EH_MUST_NOT_THROW cleanup.
6920 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6922 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
6925 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
6926 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
6927 LIB_SPEC for darwin10 and later since it always uses the unwinder in
6928 libSystem which is derived from the gcc 4.2.1 unwinder.
6930 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6933 * varasm.c (default_encode_section_info): Copy TLS model into
6934 sym_ref flags regardless of backend support for TLS, for all
6935 model types except TLS_MODEL_EMULATED.
6937 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6940 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
6941 we can handle it correctly.
6943 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
6945 * doc/install.texi (os2): Remove section.
6947 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
6949 * doc/standards.texi (Objective-C): Adjust two URLs.
6951 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
6953 * tree-tailcall.c (process_assignment): Don't check if a
6954 multiplication or an addition are already present.
6955 (find_tail_calls): Combine multiple additions and multiplications.
6956 (adjust_accumulator_values): Emit accumulators.
6958 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
6960 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
6961 xmm register restore.
6963 2009-09-21 Jan Hubicka <jh@suse.cz>
6965 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
6966 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
6969 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
6971 * stor-layout.c (layout_type): Remove obsolete code.
6973 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
6976 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
6978 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6981 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
6982 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
6983 (fold_builtin_2, do_mpc_arg1): Update accordingly.
6984 * fold-const.c (const_binop): Likewise.
6985 * real.h (do_mpc_arg2): Update prototype.
6987 2009-09-20 Jan Hubicka <jh@suse.cz>
6989 * dwarf2out.c (add_const_value_attribute): Return true if successful.
6990 (add_location_or_const_value_attribute): Rewrite using
6992 (tree_add_const_value_attribute): Return true if successful.
6993 (tree_add_const_value_attribute_for_decl): Likewise.
6995 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
6996 (loc_descriptor): ... here;
6997 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6998 (cst_pool_loc_descr): Break out from ...; do not reffer constant
6999 pool items that was not marked for output.
7000 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
7001 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7002 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7003 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
7004 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
7005 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
7006 DW_OP_stack_value to get address of items that are not available
7008 (dw_loc_list): Handle single element lists correctly.
7010 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
7011 Pascal Obry <obry@adacore.com>
7013 * unwind-dw2-fde.c (classify_object_over_fdes):
7014 Cast the constant 1 to _Unwind_Ptr.
7015 (add_fdes): Likewise.
7016 (linear_search_fdes): Likewise.
7018 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
7020 * stor-layout.c (set_sizetype): Avoid useless type copy.
7022 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
7024 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
7026 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
7027 * configure, config.in: Regenerate.
7028 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
7030 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
7031 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
7032 for global data if the output could be used in a shared library.
7033 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7034 to 0 if TARGET_WRITABLE_EH_FRAME.
7036 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
7038 PR rtl-optimization/39886
7039 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
7040 just when insn is equal to BB_END (bb).
7042 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
7044 * config/mips/mips.opt (mrelax-pic-calls): New option.
7045 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
7047 (mips_unspec_call): Change "unspec_call" expander into this.
7048 (mips_strip_unspec_call): New function.
7049 (mips_got_load): Call mips_unspec_call instead of
7050 gen_unspec_call<mode>.
7051 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
7053 (mips_cfg_in_reorg): New function.
7054 (mips16_lay_out_constants): Use it to decide whether to call
7055 CFG-aware insn splitting.
7056 (r10k_insert_cache_barriers): Move CFG set-up code from here to
7057 mips_reorg. Move DF set-up code from here ...
7058 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
7060 (mips_reorg): Call mips_df_reorg instead of
7061 r10k_insert_cache_barriers. Move CFG set-up code here from
7062 r10k_insert_cache_barriers.
7063 (mips_call_expr_from_insn): New function.
7064 (mips_pic_call_symbol_from_set): Likewise.
7065 (mips_find_pic_call_symbol): Likewise.
7066 (mips_annotate_pic_call_expr): Likewise.
7067 (mips_get_pic_call_symbol): Likewise.
7068 (mips_annotate_pic_calls): Likewise.
7069 (mips_override_options): Disable -mrelax-pic-calls unless PIC
7071 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
7072 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
7073 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
7075 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
7076 (unspec_call<mode>): Remove it.
7077 (sibcall_internal, sibcall_value_internal,
7078 sibcall_value_multiple_internal, call_internal, call_split,
7079 call_value_internal, call_value_split,
7080 call_value_multiple_internal, call_value_multiple_split): Pass
7081 SIZE_OPNO to MIPS_CALL.
7082 (call_internal_direct, call_direct_split,
7083 call_value_internal_direct, call_value_direct_split): Pass -1 as
7084 SIZE_OPNO to MIPS_CALL.
7085 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
7086 * configure: Regenerate.
7087 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
7088 and -mno-relax-pic-calls.
7089 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
7091 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7094 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
7095 in the directory this rule is called from, rather than the
7096 toplevel 'gcc' directory, to fix in-tree build.
7098 2009-09-19 Chris Demetriou <cgd@google.com>
7100 PR preprocessor/28435:
7101 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
7102 to cpplib that the preprocessor output is needed.
7104 2009-09-19 Jakub Jelinek <jakub@redhat.com>
7106 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
7107 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
7108 *return_and_restore_fpregs_<mode>,
7109 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
7112 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
7113 instead of assuming it has always a REG inside of it.
7115 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
7117 * config/freebsd.h: Update comment on types.
7118 (WINT_TYPE): Define.
7120 2009-09-18 Jason Merrill <jason@redhat.com>
7122 * c.opt: Add -fno-deduce-init-list.
7124 2009-09-18 Neil Vachharajani <nvachhar@google.com>
7126 * value-prof.c (interesting_stringop_to_profile_p): Added output
7127 argument to indicate which parameter is the size parameter.
7128 * value-prof.c (gimple_stringop_fixed_value): Use
7129 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
7130 * value-prof.c (gimple_stringops_transform): Update call sites to
7131 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
7133 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
7136 From David Binderman <dcb314@hotmail.com>:
7137 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
7138 local variable f. Remove stale comments.
7139 (ix86_compute_frame_layout): Remove useless local variable total_size.
7140 Remove #if 0'd code.
7141 (legitimate_address_p): Remove useless local variables
7142 reason_rtx and reason.
7143 (ix86_split_copysign_const): Remove useless local variable op1.
7144 (scale_counter): Remove useless local variable piece_size_mask.
7146 2009-09-18 Jakub Jelinek <jakub@redhat.com>
7148 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
7151 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
7154 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
7156 2009-09-17 Jakub Jelinek <jakub@redhat.com>
7158 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
7161 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
7163 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
7164 DW_OP_implicit_value even without dwarf_version 4.
7166 2009-09-17 Jan Hubicka <jh@suse.cz>
7168 * dwarf2out.c: Include tree-pass.h and gimple.h.
7169 (loc_list_plus_const): New function.
7170 (loc_descriptor_from_tree_1): Rename to ...
7171 (loc_descriptor_from_tree): ... remove original.
7172 (loc_list_from_tree): New function.
7173 (add_AT_location_description): Accept location list.
7174 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
7175 (concatn_mem_loc_descriptor): Remove.
7176 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
7178 (secname_for_decl): Move up.
7179 (hidden_reference_p): New function; break out from ...
7180 (loc_by_refernece): ... here; move up.
7181 (dw_loc_list): New function.
7182 (single_element_loc_list): New function.
7183 (single_element_loc_list_p): New function.
7184 (add_loc_descr_to_each): New function.
7185 (add_loc_list): New function.
7186 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
7187 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
7188 add diagnostics why expansion failed.
7189 (add_location_or_const_value_attribute): Support location lists.
7190 (add_bound_info): Likewise.
7191 (descr_info_loc): Update call of loc_descriptor_from_tree.
7192 (gen_variable_die): Work on location lists.
7193 * final.c (pass_final): Add dump file.
7194 * Makefile.in (dwarf2out.o): Add new dependencies.
7196 2009-09-17 Janis Johnson <janis187@us.ibm.com>
7199 * real.c decimal_from_integer, decimal_integer_string): New.
7200 (real_from_integer): Use them as special case for decimal float.
7201 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
7202 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
7203 Do not append zero after the decimal point in string to convert.
7205 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
7207 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
7208 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
7210 2009-09-17 Martin Jambor <mjambor@suse.cz>
7212 * common.opt (fipa-sra): New switch.
7213 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
7214 * timevar.def (TV_IPA_SRA): New timevar.
7215 * params.def (ipa-sra-ptr-growth-factor): New parameter.
7216 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
7217 * tree-sra.c: Include cgraph.c.
7218 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
7219 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
7220 and grp_not_necessarilly_dereferenced.
7221 (func_param_count): New variable.
7222 (encountered_apply_args): New variable.
7223 (bb_dereferences): New variable.
7224 (final_bbs): New variable.
7225 (no_accesses_representant): New variable.
7226 (no_accesses_p): New function.
7227 (dump_access): Dump the new fields.
7228 (sra_initialize): Set encountered_apply_args to false.
7229 (get_ssa_base_param): New function.
7230 (mark_parm_dereference): New function.
7231 (create_access): Caring for INIDRECT_REFs and different handling of
7232 varialble length accesses in early IPA SRA. Store the stmt - a new
7233 parameter - to the new access.
7234 (build_access_from_expr_1): New parameter stmt, passed to
7235 create_access. Handle INDIRECT_REFs.
7236 (build_access_from_expr): Pass the current statement to
7237 build_access_from_expr_1.
7238 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
7240 (build_accesses_from_assign): Pass the current statement to
7241 build_access_from_expr_1. Do not create assign links in IPA-SRA.
7242 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
7243 final_bbs when necessary. Check for calls to __builtin_apply_args.
7244 Fixup EH info if anythng was changed.
7245 (is_unused_scalar_param): New function.
7246 (ptr_parm_has_direct_uses): New function.
7247 (find_param_candidates): New function.
7248 (mark_maybe_modified): New function.
7249 (analyze_modified_params): New function.
7250 (propagate_dereference_distances): New function.
7251 (dump_dereferences_table): New function.
7252 (analyze_caller_dereference_legality): New function.
7253 (unmodified_by_ref_scalar_representative): New function.
7254 (splice_param_accesses): New function.
7255 (decide_one_param_reduction): New function.
7256 (enum ipa_splicing_result): New type.
7257 (splice_all_param_accesses): New function.
7258 (get_param_index): New function.
7259 (turn_representatives_into_adjustments): New function.
7260 (analyze_all_param_acesses): New function.
7261 (get_replaced_param_substitute): New function.
7262 (get_adjustment_for_base): New function.
7263 (replace_removed_params_ssa_names): New function.
7264 (sra_ipa_reset_debug_stmts): New function.
7265 (sra_ipa_modify_expr): New function.
7266 (sra_ipa_modify_assign): New function.
7267 (convert_callers): New function.
7268 (modify_function): New function.
7269 (ipa_sra_preliminary_function_checks): New function.
7270 (ipa_early_sra): New function.
7271 (ipa_early_sra_gate): New function.
7272 (pass_early_ipa_sra): New variable.
7273 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
7275 2009-09-17 Michael Matz <matz@suse.de>
7278 * tree.c (build_type_attribute_qual_variant): Export.
7279 * tree.h (build_type_attribute_qual_variant): Declare.
7280 * tree-inline.c (remap_type_1): Use it to build variants with
7281 the original qualifiers and attributes.
7283 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7285 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
7286 without a fallthrough edge.
7288 2009-09-16 DJ Delorie <dj@redhat.com>
7290 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
7291 chip and ignore the "fast_interrupt" attribute if so.
7293 2009-09-16 Richard Henderson <rth@redhat.com>
7296 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
7299 2009-09-16 Richard Henderson <rth@redhat.com>
7302 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
7303 is set only if DECL_NO_STATIC_CHAIN is unset.
7304 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
7305 (FOR_EACH_NEST_INFO): New.
7306 (walk_all_functions): Use it.
7307 (finalize_nesting_tree): Likewise.
7308 (unnest_nesting_tree): Likewise.
7309 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
7310 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
7311 (convert_gimple_call): Early out if gimple_call_chain already set.
7312 (convert_all_function_calls): Iterate until no new functions
7313 require a static chain.
7314 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
7315 when building a trampoline. Use dump_function_to_file instead
7317 (lower_nested_functions): Open dump_file. Validate that decls
7318 that have DECL_NO_STATIC_CHAIN from the front end don't have that
7319 bit reset by this pass.
7321 2009-09-16 Michael Matz <matz@suse.de>
7324 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
7325 shorten decl_common_unused.
7326 (DECL_RESTRICTED_P): New accessor.
7327 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
7328 to disambiguate marked decls and restrict pointers.
7330 2009-09-16 Richard Henderson <rth@redhat.com>
7333 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
7335 2009-09-16 Jakub Jelinek <jakub@redhat.com>
7337 * integrate.c (set_block_abstract_flags): Call
7338 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
7340 2009-09-16 Richard Guenther <rguenther@suse.de>
7343 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
7346 2009-09-16 DJ Delorie <dj@redhat.com>
7347 Kaz Kojima <kkojima@gcc.gnu.org>
7349 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
7350 (sh_expand_prologue): Update calls to output_stack_adjust.
7351 (sh_expand_epilogue): Likewise.
7353 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
7356 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
7357 trying to limit the extent of searches in the insn stream.
7359 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
7360 Jakub Jelinek <jakub@redhat.com>
7364 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
7366 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
7367 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
7368 (rs6000_savres_strategy): Always save FP registers inline if the
7369 target doesn't support hardware double-precision. Set the above
7370 bits in return value when needed.
7371 (rs6000_savres_routine_sym): Fix computation for cache selector.
7372 Mark the generated symbol as a function. Rename exitp argument to
7373 lr. Move code for determining the name of the symbol...
7374 (rs6000_savres_routine_name): ...here. New function. Add cases for
7375 getting the names right on AIX and 64-bit Linux.
7376 (savres_routine_name): New variable.
7377 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
7378 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
7379 on what the target routine uses as a base register. If savep && lr
7380 describe saving of r0 into memory slot.
7381 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
7382 line calls for AIX ABI.
7383 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
7384 determine FP save/restore functions.
7385 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
7386 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
7388 (rs6000_emit_epilogue): Adjust computation of restore_lr.
7389 Duplicate restoration of LR and execute the appropriate one
7390 depending on whether GPRs are being restored inline. Set r11 from
7391 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
7392 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
7393 Fix out of line calls for AIX ABI.
7394 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
7396 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
7398 (*restore_gpregs_spe): Likewise.
7399 (*return_and_restore_gpregs_spe): Likewise.
7400 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
7401 Define to empty string unconditionally.
7402 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
7403 Define to empty string unconditionally.
7404 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
7407 2009-09-15 Jan Hubicka <jh@suse.cz>
7409 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
7410 * params.def (inline-insns-auto): Likewise.
7412 2009-09-15 Martin Jambor <mjambor@suse.cz>
7414 * ipa-inline.c (estimate_function_body_sizes): Dump info about
7415 individual statements only at TDF_DETAILS dump level. Format
7416 source for 80 characters per line.
7418 2009-09-15 Christian Bruel <christian.bruel@st.com>
7420 * regrename.c (do_replace): Update REG_DEAD notes.
7422 2009-09-15 Revital Eres <eres@il.ibm.com>
7424 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
7425 * targhooks.c (default_builtin_support_vector_misalignment):
7426 New builtin function.
7427 * targhooks.h (default_builtin_support_vector_misalignment):
7429 * target.h (builtin_support_vector_misalignment):
7430 New field in struct gcc_target.
7431 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
7432 new builtin function.
7433 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
7435 * config/rs6000/rs6000.c
7436 (rs6000_builtin_support_vector_misalignment): New function.
7437 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
7439 2009-09-15 Jie Zhang <jie.zhang@analog.com>
7441 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
7443 (bfin_optimize_loop): Likewise.
7444 (bfin_gen_bundles): Likewise.
7445 (workaround_speculation): Likewise.
7446 (find_load): Return NULL_RTX for debug_insn.
7448 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
7450 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
7453 2009-09-14 DJ Delorie <dj@redhat.com>
7455 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
7456 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
7459 2009-09-14 Richard Henderson <rth@redhat.com>
7460 Jakub Jelinek <jakub@redhat.com>
7462 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
7463 * cfgbuild.c (make_edges): Handle asm goto.
7464 * cfglayout.c (fixup_reorder_chain): Likewise.
7465 * cfgrtl.c (patch_jump_insn): Likewise.
7466 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
7467 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
7468 (gimple_build_asm_vec): Add and use labels parameter.
7469 (gimple_build_asm): Remove.
7470 (walk_gimple_asm): Walk labels too.
7471 * gimple.def (GIMPLE_ASM): Update docs.
7472 * gimple.h: Update decls.
7473 (struct gimple_statement_asm): Change nc to use unsigned char;
7475 (gimple_asm_nlabels): New.
7476 (gimple_asm_label_op, gimple_asm_set_label_op): New.
7477 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
7478 into gimple_build_asm_vec.
7479 * jump.c (mark_jump_label_asm): New.
7480 (mark_jump_label): Use it.
7481 (redirect_jump_1): Handle asm goto.
7482 (invert_jump_1): Soft fail if X is null.
7483 * recog.c (extract_asm_operands): New.
7484 (asm_noperands): Use it; handle asm labels.
7485 (decode_asm_operands): Use extract_asm_operands.
7486 (asm_operand_ok): Properly handle empty string.
7487 * reg-stack.c (get_asm_operands_in_out): Rename from
7488 get_asm_operand_n_inputs; use extract_asm_operands; return both
7489 inputs and outputs by reference; update all callers.
7490 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
7491 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
7492 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
7493 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
7494 (extract_asm_operands): Declare.
7495 * stmt.c (expand_asm_operands): Add and use labels parameter.
7496 (check_unique_operand_names): Likewise.
7497 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
7498 (expand_asm_stmt): Handle asm labels.
7499 * tree-cfg.c (make_gimple_asm_edges): New.
7500 (make_edges): Use it.
7501 (cleanup_dead_labels): Handle asm labels.
7502 (is_ctrl_altering_stmt): Likewise.
7503 (gimple_redirect_edge_and_branch): Likewise.
7504 * tree.def (ASM_EXPR): Add 5th operand.
7505 * tree.h (ASM_LABELS): New.
7506 (resolve_asm_operand_names): Update decl.
7508 * c-parser.c (c_parser_asm_statement): Parse asm goto.
7509 (c_parser_asm_goto_operands): New.
7510 * c-tree.h (build_asm_expr): Update decl.
7511 * c-typeck.c (build_asm_expr): Add and use labels parameter.
7512 * doc/extend.texi: Document asm goto.
7514 2009-09-14 Richard Henderson <rth@redhat.com>
7516 * except.h: Update declarations.
7517 (struct pointer_map_t): Forward declare.
7518 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
7519 (struct eh_landing_pad_d, eh_landing_pad): New.
7520 (struct eh_catch_d, eh_catch): New.
7521 (struct eh_region_d): Remove next_region_sharing_label, aka,
7522 label, tree_label, landing_pad, post_landing_pad, resume,
7523 may_contain_throw. Rename region_number to index. Remove
7524 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
7525 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
7526 (VEC(eh_landing_pad,gc)): New.
7527 (struct eh_status): Remove last_region_number. Add lp_array,
7528 throw_stmt_table, ttype_data, ehspec_data.
7529 (ehr_next, FOR_ALL_EH_REGION_AT): New.
7530 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
7531 * except.c (lang_protect_cleanup_actions): Return tree.
7532 (struct ehl_map_entry): Remove.
7533 (init_eh_for_function): Push zero entries for region and lp_array.
7534 (gen_eh_region): Add to region_array immediately.
7535 (gen_eh_region_catch): Operate on eh_catch objects.
7536 (gen_eh_landing_pad): New.
7537 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
7538 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
7539 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
7540 (get_eh_landing_pad_from_number_fn): New.
7541 (get_eh_landing_pad_from_number): New.
7542 (get_eh_region_from_lp_number_fn): New.
7543 (get_eh_region_from_lp_number): New.
7544 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
7545 (get_exception_pointer, get_exception_filter): Remove.
7546 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
7547 (current_function_has_exception_handlers): Simplify.
7548 (bring_to_root, eh_region_replaceable_by_p): Remove.
7549 (replace_region, hash_type_list, hash_eh_region): Remove.
7550 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
7551 (label_to_region_map, num_eh_regions): Remove.
7552 (get_next_region_sharing_label, must_not_throw_labels): Remove.
7553 (find_exception_handler_labels): Remove.
7554 (duplicate_eh_regions_0, find_prev_try): Remove.
7555 (struct duplicate_eh_regions_data): New.
7556 (duplicate_eh_regions_1): Rewrite.
7557 (duplicate_eh_regions): Return a pointer map instead of an
7559 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
7560 (redirect_eh_edge_to_label): Remove.
7561 (eh_region_outermost): Rewrite using eh_region pointers
7562 instead of integers.
7563 (add_ttypes_entry): Update for ttype_data move to eh_status.
7564 (add_ehspec_entry): Rewrite with VEC instead of varray.
7565 (assign_filter_values): Likewise. Export.
7566 (build_post_landing_pads, connect_post_landing_pads): Remove.
7567 (dw2_build_landing_pads): Rewrite to use lp_array.
7568 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
7569 (sjlj_assign_call_site_values): Rewrite to use lp_array.
7570 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
7571 (sjlj_mark_call_sites): Update for landing pad numbers.
7572 (finish_eh_generation): Rewrite.
7573 (gate_handle_eh): Do nothing for no eh tree.
7574 (pass_rtl_eh): Move up near finish_eh_generation.
7575 (remove_eh_landing_pad): New.
7576 (remove_eh_handler): Export.
7577 (remove_eh_region, remove_eh_handler_and_replace): Remove.
7578 (for_each_eh_label): Rewrite to use lp_array.
7579 (make_reg_eh_region_note): New.
7580 (make_reg_eh_region_note_nothrow_nononlocal): New.
7581 (insn_could_throw_p): New.
7582 (copy_reg_eh_region_note_forward): New.
7583 (copy_reg_eh_region_note_backward): New.
7584 (check_handled, add_reachable_handler): Remove.
7585 (reachable_next_level, foreach_reachable_handler): Remove.
7586 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
7587 (get_eh_region_and_lp_from_rtx): New.
7588 (get_eh_region_from_rtx): New.
7589 (can_throw_internal_1, can_throw_external_1): Remove.
7590 (can_throw_internal): Use get_eh_region_from_rtx.
7591 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
7592 (insn_nothrow_p, can_nonlocal_goto): New.
7593 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
7594 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
7595 (add_action_record): Use VEC not varray.
7596 (collect_one_action_chain): Update for eh_region changes.
7597 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
7598 Use get_eh_region_and_lp_from_rtx.
7599 (gate_convert_to_eh_region_ranges): New.
7600 (pass_convert_to_eh_region_ranges): Use it.
7601 (push_uleb128, push_sleb128): Use VEC not varray.
7602 (output_one_function_exception_table): Likewise.
7603 (dump_eh_tree): Update for eh_region changes.
7604 (verify_eh_tree): Likewise.
7605 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
7606 * tree-eh.c: Include target.h.
7607 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
7608 Don't disallow GIMPLE_RESX; adjust argument check.
7609 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
7610 (record_stmt_eh_region): Update for landing pad numbers;
7611 generate a landing pad if necessary.
7612 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
7613 (remove_stmt_from_eh_lp_fn): Similarly.
7614 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
7615 Update for lp numbers; don't special case missing throw_stmt_table.
7616 (lookup_expr_eh_lp): Similarly.
7617 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
7618 (eh_seq, eh_region_may_contain_throw): New.
7619 (struct leh_state): Add ehp_region.
7620 (struct leh_tf_state): Remove eh_label.
7621 (emit_post_landing_pad): New.
7622 (emit_resx, emit_eh_dispatch): New.
7623 (note_eh_region_may_contain_throw): New.
7624 (frob_into_branch_around): Take eh_region not eh label;
7625 emit eh code into eh_seq.
7626 (honor_protect_cleanup_actions): Early exit for no actions. Don't
7627 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
7628 lower_eh_must_not_throw. Emit code to eh_seq.
7629 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
7630 (lower_try_finally_onedest): Likewise.
7631 (lower_try_finally_copy): Likewise.
7632 (lower_try_finally_switch): Likewise.
7633 (lower_try_finally): Initialize ehp_region.
7634 (lower_catch): Update for eh_catch objects.
7635 (lower_eh_filter): Don't handle must_not_throw.
7636 (lower_eh_must_not_throw): New.
7637 (lower_cleanup): Don't set eh_label.
7638 (lower_eh_constructs_2): Resolve eh builtins.
7639 Handle GIMPLE_EH_MUST_NOT_THROW.
7640 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
7641 Add eh_seq to the end of the function body.
7642 (make_eh_dispatch_edges): New.
7643 (make_eh_edge): Remove.
7644 (make_eh_edges): Simplify for landing pads.
7645 (redirect_eh_edge_1): New.
7646 (redirect_eh_edge): Use it.
7647 (redirect_eh_dispatch_edge): New.
7648 (stmt_could_throw_p): Use a switch. Allow RESX.
7649 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
7650 (stmt_can_throw_internal): Likewise.
7651 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
7652 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
7653 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
7654 (gate_refactor_eh): New.
7655 (pass_refactor_eh): Use it.
7656 (lower_resx, execute_lower_resx, pass_lower_resx): New.
7657 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
7658 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
7659 (remove_unreachable_handlers): Rename from
7660 tree_remove_unreachable_handlers; rewrite for landing pads;
7661 call remove_eh_handler directly.
7662 (remove_unreachable_handlers_no_lp): New.
7663 (unsplit_eh, unsplit_all_eh): New.
7664 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
7665 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
7666 (cleanup_empty_eh_unsplit): New.
7667 (cleanup_empty_eh): Rewrite.
7668 (cleanup_all_empty_eh): New.
7669 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
7670 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
7671 (gate_cleanup_eh): New.
7672 (pass_cleanup_eh): Use it.
7673 (verify_eh_edges): Move later in file. Expect one EH edge.
7674 (verify_eh_dispatch_edge): New.
7676 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
7677 (gtype-desc.o): Add TARGET_H.
7678 (tree.o): Use EXCEPT_H, not except.h.
7679 (cfgbuild.o): Add EXPR_H.
7680 (GTFILES): Add vecprim.h.
7681 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
7682 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
7683 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
7684 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
7685 * calls.c (emit_call_1): Use make_reg_eh_region_note.
7686 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
7687 calls to can_throw_internal.
7688 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
7689 (make_edges): Don't handle RESX; use can_nonlocal_goto.
7690 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
7691 (expand_gimple_stmt): Use make_reg_eh_region_note.
7692 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
7693 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
7694 or find_exception_handler_labels.
7695 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
7696 there is exacly one EH edge. Use can_nonlocal_goto and
7698 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
7699 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
7700 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
7701 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
7702 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
7703 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
7704 * dse.c (scan_insn): Use insn_could_throw_p.
7705 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
7706 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
7707 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
7708 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
7709 EXC_PTR_EXPR or FILTER_EXPR.
7710 (tree_expr_nonzero_warnv_p): Likewise.
7711 * function.h: Include vecprim.h, not varray.h
7712 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
7713 move ttype_data and ehspec_data members to struct eh_status; change
7714 action_record_data member to a VEC.
7715 * gcse.c (hash_scan_set): Use can_throw_internal.
7716 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
7717 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
7718 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
7719 (block_may_fallthru): Don't handle RESX_EXPR.
7720 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
7721 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
7722 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
7723 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
7724 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
7725 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
7726 (gimple_size): Likewise.
7727 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
7728 (gimple_build_resx): Use gimple_build_with_ops.
7729 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
7730 (is_gimple_val): Likewise.
7731 (is_gimple_stmt): Remove RESX_EXPR.
7732 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
7733 (GIMPLE_RESX): Reorder with other EH constructs.
7734 * gimple.h (struct gimple_statement_eh_mnt): New.
7735 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
7736 (gimple_eh_filter_must_not_throw): Remove.
7737 (gimple_eh_filter_set_must_not_throw): Remove.
7738 (gimple_eh_must_not_throw_fndecl): New.
7739 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
7740 (is_gimple_resx): New.
7741 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
7742 Don't copy EH_FILTER_MUST_NOT_THROW.
7743 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
7744 * ipa-inline.c (estimate_function_body_sizes): Don't try to
7745 handle must_not_throw_labels specially.
7746 * ipa-pure-const.c (check_call): Update debug statement for LP.
7747 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
7748 * ipa-utils.c (get_base_var): Likewise.
7749 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
7750 * lower-subreg.c (move_eh_region_note): Remove.
7751 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
7752 * omp-low.c (new_omp_context): Update for eh_lp_nr.
7753 (create_task_copyfn): Likewise.
7754 (maybe_catch_exception): Use gimple_build_eh_filter.
7755 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
7756 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
7757 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
7758 and pass_lower_resx.
7759 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
7760 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
7761 can_throw_internal, can_nonlocal_goto.
7762 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
7763 copy_reg_eh_region_note_forward.
7764 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
7765 (emit_output_reload_insns): Likewise.
7766 (copy_eh_notes): Remove.
7767 * rtl.def (RESX): Remove.
7768 * rtl.h: Update declarations.
7769 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
7770 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
7771 (update_eh_label): Remove.
7772 (cleanup_dead_labels_eh): New.
7773 (cleanup_deal_labels): Use it instead of update_eh_label.
7774 (gimple_merge_blocks): Update landing pad data structure when
7775 removing a landing pad label.
7776 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
7777 test; handle GIMPLE_EH_MUST_NOT_THROW.
7778 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
7779 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
7780 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
7781 (verify_stmt): Likewise. Verify landing pads.
7782 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
7783 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
7784 (struct move_stmt_d): Add eh_map.
7785 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
7786 (move_stmt_r): Remap eh region numbers in builtin calls,
7787 resx and eh_dispatch.
7788 (move_block_to_fn): Remove eh_offset parameter. Use
7789 maybe_duplicate_eh_stmt_fn.
7790 (find_outermost_region_in_block): Operate on eh_region pointers
7791 instead of region numbers.
7792 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
7793 duplicate_eh_regions.
7794 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
7795 test earlier. Disallow EH landing pads.
7796 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
7797 * tree-flow.h: Update declarations.
7798 (struct tree_ann_common_d): Replace rn with lp_nr.
7799 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
7800 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
7801 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
7802 resx and eh_dispatch.
7803 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
7804 (copy_edges_for_bb): Use make_eh_dispatch_edges.
7805 (copy_cfg_body): Expect eh_map instead of eh_region_offset
7806 from duplicate_eh_regions.
7807 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
7808 update RESX; handle EH_DISPATCH.
7809 (expand_call_inline): Set eh_lp_nr, not eh_region.
7810 (maybe_inline_call_in_expr): Likewise.
7811 * tree-inline.h (struct copy_body_data): Replace eh_region with
7812 eh_lp_nr, eh_region_offset with eh_map.
7813 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
7814 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
7815 * tree-pretty-print.c (dump_generic_node): Don't handle
7816 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
7817 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
7818 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
7819 EXC_PTR_EXPR, FILTER_EXPR.
7820 * tree-ssa-operands.c (get_expr_operands): Likewise.
7821 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
7822 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7823 (ao_ref_init_from_vn_reference): Likewise.
7824 * tree-ssa-sink.c (statement_sink_location): Likewise.
7825 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7826 (mark_virtual_phi_result_for_renaming): Export. Tidy.
7827 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
7828 EXC_PTR_EXPR, FILTER_EXPR.
7829 (is_exception_related): Remove.
7830 (compute_avail): Don't call it.
7831 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
7832 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
7833 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
7834 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
7836 (build_resx): Remove.
7837 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
7838 * tree.h: Update declarations.
7839 (EH_FILTER_MUST_NOT_THROW): Remove.
7840 (struct tree_label_decl): Add eh_landing_pad_nr.
7841 (EH_LANDING_PAD_NR): New.
7842 * value-prof.c (gimple_ic): Tidy variable names. Update for
7843 landing pad numbers.
7844 (gimple_stringop_fixed_value): Tidy variable names. Assert
7845 that neither call stmt can throw.
7846 * vecprim.h (uchar): New.
7847 (VEC(uchar,heap), VEC(uchar,gc)): New.
7849 * c-common.c (c_define_builtins): Update call to
7850 build_common_builtin_nodes.
7851 * c-parser.c (c_parse_file): Don't call
7852 default_init_unwind_resume_libfunc.
7854 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
7856 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
7857 (mips_cprestore_address_p): Likewise.
7858 (mips_save_gp_to_cprestore_slot): Likewise.
7859 (mips_restore_gp): Rename to...
7860 (mips_restore_gp_from_cprestore_slot): ...this.
7861 (mips_must_initialize_gp_p): Declare.
7862 (mips_emit_save_slot_move): Likewise.
7863 (mips_output_load_label): Return nothing.
7864 (mips_eh_uses): Declare.
7865 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
7866 (TARGET_CPRESTORE_DIRECTIVE): New macro.
7867 (TARGET_ABSOLUTE_JUMPS): Likewise.
7868 (EH_USES): Likewise.
7869 (FIRST_PSEUDO_REGISTER): Update comment.
7870 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
7871 (MIPS_CALL): ...here.
7872 (REGISTER_NAMES): Add $cprestore.
7873 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
7874 Add load_label_length, has_inflexible_gp_insn_p,
7875 has_flexible_gp_insn_p, must_initialize_gp_p and
7876 must_restore_gp_when_clobbered_p.
7877 (mips_expand_call): Don't generate split instructions here.
7878 (mips_split_call): Update the call to mips_restore_gp after
7879 the above name change.
7880 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
7881 (mips_find_gp_ref): New function.
7882 (mips_insn_has_inflexible_gp_ref_p): Likewise.
7883 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
7884 (mips_insn_has_flexible_gp_ref_p): Likewise.
7885 (mips_cfun_has_flexible_gp_ref_p): Likewise.
7886 (mips_function_has_gp_insn): Delete.
7887 (mips_global_pointer): Drop the df_regs_ever_live_p check.
7888 Use the new functions above. Only return INVALID_REGNUM
7889 for TARGET_ABSOLUTE_JUMPS.
7890 (mips_must_initialize_gp_p): New function.
7891 (mips_get_cprestore_base_and_offset): New function, extracted from...
7892 (mips_cprestore_slot): ...here. Take a bool parameter.
7893 (mips_cfun_has_cprestore_slot_p): New function.
7894 (mips_cprestore_address_p): Likewise.
7895 (mips_save_gp_to_cprestore_slot): Likewise.
7896 (mips_restore_gp): Rename to...
7897 (mips_restore_gp_from_cprestore_slot): ...this. Assert
7898 epilogue_completed. Update the call to mips_cprestore_slot.
7899 Test cfun->machine->must_restore_gp_when_clobbered_p.
7900 (mips_direct_save_slot_move_p): New function.
7901 (mips_emit_save_slot_move): Likewise.
7902 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
7903 of cfun->machine->global_pointer.
7904 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
7905 (mips_save_reg): Use mips_emit_save_slot_move.
7906 (mips_expand_prologue): Set must_initialize_gp_p.
7907 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
7908 for all cprestore saves. Emit a use_cprestore instruction after
7909 setting up the cprestore slot.
7910 (mips_restore_reg): Use mips_emit_save_slot_move.
7911 (mips_process_load_label): New function.
7912 (mips_load_label_length): Likewise.
7913 (mips_output_load_label): Don't return asm: output it here instead.
7914 Use mips_process_load_label.
7915 (mips_adjust_insn_length): Adjust the length of branch instructions
7916 that have length MAX_PIC_BRANCH_LENGTH.
7917 (mips_output_conditional_branch): Update the call to
7918 mips_output_load_label. Assume the branch target is OPERANDS[0]
7919 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
7920 (mips_output_order_conditional_branch): Swap the meaning of
7921 OPERANDS[0] and OPERANDS[1].
7922 (mips_variable_issue): Don't count ghost instructions.
7923 (mips_expand_ghost_gp_insns): New function.
7924 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
7925 (mips_output_mi_thunk): Set must_initialize_gp_p.
7926 (mips_eh_uses): New function.
7927 * config/mips/predicates.md (cprestore_save_slot_operand)
7928 (cprestore_load_slot_operand): New predicates.
7929 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
7930 (UNSPEC_MOVE_GP): Likewise.
7931 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
7932 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
7933 (CPRESTORE_SLOT_REGNUM): New register.
7934 (MAX_PIC_BRANCH_LENGTH): New constant.
7935 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
7936 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
7937 branches. Fix commentary.
7938 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
7939 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
7940 Change type to "ghost".
7941 (loadgp_absolute_<mode>): Likewise.
7942 (loadgp_rtp_<mode>): Likewise.
7943 (copygp_mips16): Likewise.
7944 (loadgp_blockage): Remove redundant mode attribute.
7945 (potential_cprestore): New instruction.
7946 (cprestore): Turn into an unspec set.
7947 (use_cprestore): New instruction.
7948 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
7949 (*branch_fp_inverted): Likewise.
7950 (*branch_order<mode>): Likewise.
7951 (*branch_order<mode>_inverted): Likewise.
7952 (*branch_equality<mode>): Likewise.
7953 (*branch_equality<mode>_inverted): Likewise.
7954 (*branch_bit<bbv><mode>): Likewise.
7955 (*branch_bit<bbv><mode>_inverted): Likewise.
7956 (*branch_equality<mode>_mips16): Remove redundant mode.
7957 (jump): Turn into a define_expand.
7958 (*jump_absolute): New instruction.
7959 (*jump_pic): Likewise.
7960 (*jump_mips16): Rename previously-unnamed pattern. Remove
7961 redundant mode attribute.
7962 (restore_gp): Split on epilogue_completed rather than
7963 reload_completed. Change type to "ghost".
7964 (move_gp<mode>): New instruction.
7965 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
7966 Remove redundant mode attribute.
7967 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
7968 (bc1any4f, bc1any2t, bc1any2f): Likewise.
7969 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
7971 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7974 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
7975 are returned in the same register (vs34 or v2) that Altivec vector
7976 types are returned in.
7977 (rs6000_libcall_value): Ditto.
7980 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
7981 instead of explicit addsi3/adddi3 calls.
7982 (rs6000_split_multireg_move): Ditto.
7983 (rs6000_emit_allocate_stack): Ditto.
7984 (rs6000_emit_prologue): Ditto.
7985 (rs6000_output_mi_thunk): Ditto.
7987 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
7988 size is 64 bits if we can use 64-bit registers.
7990 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
7992 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
7995 From Jie Zhang <jie.zhang@analog.com>:
7996 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
7997 save FP and RETS with saveall attribute.
7998 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
7999 with saveall attribute.
8001 * config/bfin/bfin.c (bfin_expand_builtin,
8002 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
8005 From Jie Zhang <jie.zhang@analog.com>:
8006 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
8007 before use in two places.
8008 * config/bfin/bfin.md (AREG): Define mode iterator.
8009 (reload_in, reload_out): Use mode iterator AREG.
8011 2009-09-14 Richard Guenther <rguenther@suse.de>
8014 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
8015 EH personality path.
8017 2009-09-13 Richard Guenther <rguenther@suse.de>
8018 Rafael Avila de Espindola <espindola@google.com>
8020 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
8021 (LANG_HOOKS_EH_PERSONALITY): Likewise.
8022 (LANG_HOOKS_INITIALIZER): Adjust.
8023 (lhd_pass_through_t): Declare.
8024 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
8026 * langhooks.c (lhd_pass_through_t): New function.
8027 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
8028 dwarf2out_begin_prologue): Use personality from current_function_decl.
8029 * expr.h (get_personality_function): Declare.
8030 * expr.c (get_personality_function): New function.
8031 (build_personality_function): Likewise.
8032 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
8033 (eh_personality_libfunc): Remove.
8034 * optabs.c (build_libfunc_function): New function split out from ...
8035 (init_one_libfunc): ... here.
8036 * tree.h (DECL_FUNCTION_PERSONALITY): New.
8037 (tree_function_decl): Add personality.
8038 (lhd_gcc_personality): Declare.
8039 (build_personality_function): Likewise.
8040 * tree.c (gcc_eh_personality_decl): New.
8041 (lhd_gcc_personality): New function.
8042 * except.h (lang_eh_runtime_type): Remove.
8043 (enum eh_personality_kind): New.
8044 (build_personality_function): Declare.
8045 (function_needs_eh_personality): Declare.
8046 * except.c (lang_eh_runtime_type): Remove.
8047 (function_needs_eh_personality): New function.
8048 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
8049 (sjlj_emit_function_enter, output_function_exception_table):
8050 Use personality from current_function_decl.
8051 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
8052 * tree-inline.c (tree_can_inline_p): Do not inline across different
8054 (expand_call_inline): Likewise. Adjust the callers EH personality.
8055 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
8056 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
8057 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
8058 (c-parser.o): Likewise
8059 * c-tree.h (c_eh_initialized_p): Remove.
8060 (c_maybe_initialize_eh): Likewise.
8061 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
8062 (finish_decl): Don't call c_maybe_initialize_eh.
8063 (c_eh_initialized_p): Remove.
8064 (c_maybe_initialize_eh): Likewise.
8065 * c-parser.c (c_parser_omp_construct): Likewise.
8066 (c_parse_file): Initialize exception handling.
8068 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
8070 * config.gcc (tm_file): Remove i386/biarch32.h
8071 for i?86-w64-mingw* case.
8072 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
8074 * config.host: Set for x64 mingw the option
8075 use_long_long_for_widest_fast_int to yes.
8077 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
8079 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
8080 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
8081 (dbxout_begin_function): Likewise.
8082 * final.c (dwarf2_debug_info_emitted_p): New predicate.
8083 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
8084 set on the function.
8085 (final_end_function): Likewise.
8086 (final_scan_insn): Likewise.
8087 (rest_of_handle_final): Likewise.
8088 * varasm.c (assemble_start_function): Likewise.
8089 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8091 2009-09-12 Jason Merrill <jason@redhat.com>
8093 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
8094 * opts.c (common_handle_option): constify.
8096 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
8098 * doc/install.texi (avr): Remove obsolete reference site.
8100 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
8102 * doc/install.texi (Binaries): Adjust AIX link.
8104 2009-09-12 Akim Demaille <demaille@gostai.com>
8106 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
8107 Use an imperative sentence.
8109 2009-09-11 Richard Henderson <rth@redhat.com>
8111 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
8112 structure-name and has-tree-operands arguments; update all entries.
8113 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
8115 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
8116 (gsstruct_code_size): New.
8117 (gss_for_code_): New.
8118 (gss_for_code): Remove.
8119 (gimple_size): Rewrite using gsstruct_code_size.
8120 (gimple_statement_structure): Move to gimple.h.
8121 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
8122 (gss_for_code, gimple_statement_structure): New.
8123 (gimple_ops): Use new arrays; tidy.
8125 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8127 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
8128 operand to be a PLUS expression.
8129 * config/pa/pa.c (pa_secondary_reload): Likewise.
8131 2009-09-11 Jakub Jelinek <jakub@redhat.com>
8133 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
8135 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
8138 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
8140 From Jie Zhang <jie.zhang@analog.com>:
8141 * doc/extend.texi (node Function Attributes): Document l2
8143 (node Blackfin Variable Attributes): Document l2 variable attributes.
8145 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
8147 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
8148 to match the system compiler's configuration at inflection point.
8149 Add comment to remark a remaining difference with system compiler.
8151 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
8152 * configure: Regenerate.
8154 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
8156 From Jie Zhang <jie.zhang@analog.com>:
8157 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
8158 (bfin_handle_l2_attribute): New.
8159 (bfin_attribute_table): Add l2 attribute.
8161 2009-09-11 Michael Matz <matz@suse.de>
8164 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
8165 on the local_decls list.
8167 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
8171 * cselib.c (cselib_expand_value_rtx_cb): Document callback
8173 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
8174 for VALUEs, to implement the documented interface.
8175 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
8176 Adjust for VALUEs and anything else, to implement the
8177 documented interface.
8179 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
8181 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
8182 with actual SPE/paired vector modes before using 64-bit alignment.
8183 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
8185 2009-09-10 DJ Delorie <dj@redhat.com>
8187 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
8190 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
8191 * config/mep/mep.c (mep_legitimate_constant_p): New.
8192 * config/mep/mep-protos.h: Prototype it.
8194 2009-09-10 Richard Henderson <rth@redhat.com>
8196 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
8198 2009-09-10 Jason Merrill <jason@redhat.com>
8200 * tree.c (chain_index): New fn.
8201 * tree.h: Declare it.
8203 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8205 * config/sol2-c.c (cmn_err_length_specs): Initialize
8206 scalar_identity_flag.
8208 2009-09-10 Richard Henderson <rth@redhat.com>
8210 * tree.h (struct tree_decl_common): Move align member earlier;
8211 move label_decl_uid member ...
8212 (struct tree_label_decl): ... here.
8213 (LABEL_DECL_UID): Update to match.
8215 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
8218 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
8219 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
8221 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
8222 dest_prev if the edge is complex.
8224 * tree-cfg.c (is_ctrl_stmt): Use a switch.
8226 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
8227 loop latch tests earlier.
8229 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
8230 before GIMPLE_RETURN, not after its predecessor; insert
8233 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
8234 gimple_seq_empty_p to test for no PHI nodes.
8235 * tree-cfg.c (split_critical_edges): Likewise.
8237 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
8239 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
8241 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
8242 introduced by the VTA branch merge.
8244 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
8246 * ira-conflicts.c: Use fputs or putc instead of fprintf
8250 * tree-switch-conversion.c: Ditto.
8252 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
8254 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
8255 introduced by the VTA branch merge.
8257 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
8260 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
8262 PR rtl-optimization/39779
8263 * expr.c (convert_modes): Return when mode == oldmode after
8264 CONST_INTs are processed.
8266 2009-09-10 Nick Clifton <nickc@redhat.com>
8268 * config/mep/mep.c (mep_encode_section_info): Copy weakness
8269 attribute and referring decl when creating renamed symbol.
8271 2009-09-10 Richard Guenther <rguenther@suse.de>
8274 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
8276 (cgraph_finalize_compilation_unit): Compute reachability
8277 before emitting thunks. Properly process aliases before
8278 possibly removing unreachable nodes.
8280 2009-09-10 Richard Guenther <rguenther@suse.de>
8283 * tree.c (struct free_lang_data_d): Add worklist member.
8284 (find_decls_types_r): Push onto the worklist instead of recursing.
8285 Handle TREE_BINFOs properly.
8286 (find_decls_types): New function wrapped around find_decls_types_r
8287 to process the worklist.
8288 (find_decls_types_in_eh_region): Use it.
8289 (find_decls_types_in_node): Likewise.
8290 (find_decls_types_in_var): Likewise.
8291 (free_lang_data_in_cgraph): Likewise. Free the worklist.
8292 * tree.h (RECORD_OR_UNION_TYPE_P): New.
8293 (AGGREGATE_TYPE_P): Adjust.
8295 2009-09-09 Jason Merrill <jason@redhat.com>
8297 * configure.ac: Check glibc version even if we have an in-tree
8300 2009-09-09 Anthony Green <green@moxielogic.com>
8302 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
8303 the constant 0 when appropriate.
8304 * config/moxie/constraints.md: Add constraint O.
8306 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
8307 to pass up to 6 32-bit argument values in registers.
8308 (moxie_function_arg): Ditto.
8309 (moxie_arg_partial_bytes): Ditto.
8310 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
8311 (REG_PARM_STACK_SPACE): Ditto.
8312 (FUNCTION_ARG_REGNO_P): Ditto.
8314 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8315 instruction to allocate stack space.
8317 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
8319 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
8320 unnecessarily stringent constraints. Fix address
8321 calculation in the splitters.
8323 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
8325 PR rtl-optimization/39779
8326 * expr.c (convert_modes): Return when mode == oldmode after
8327 CONST_INTs are processed.
8329 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
8332 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
8333 (ix86_expand_prologue): Take frame.padding0 into logic of
8335 (ix86_expand_epilogue): Likewise.
8337 2009-09-09 Jakub Jelinek <jakub@redhat.com>
8339 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
8341 (SHLIB_LINK, SHLIB_INSTALL): Use them.
8342 * config/t-slibgcc-libgcc: New file.
8343 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
8345 2009-09-09 Martin Jambor <mjambor@suse.cz>
8347 PR tree-optimization/41089
8348 * tree-sra.c (find_var_candidates): Do not consider va_lists in
8351 2009-09-09 Richard Henderson <rth@redhat.com>
8353 * gimple.h (CASE_GIMPLE_OMP): New.
8354 (is_gimple_omp): Use it.
8355 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
8356 (verify_gimple_debug): Likewise.
8358 2009-09-09 Richard Guenther <rguenther@suse.de>
8360 PR tree-optimization/41101
8361 * tree-ssa-pre.c (maximal_set): Remove.
8362 (compute_antic_aux): Treat the maximal set as implicitly all ones.
8363 Defer all blocks we didn't visit at least one successor.
8364 (add_to_exp_gen): Do not add to the maximal set.
8365 (make_values_for_phi): Likewise.
8366 (compute_avail): Likewise.
8367 (init_pre): Do not allocate the maximal set.
8368 (execute_pre): Do not dump it.
8370 2009-09-09 Martin Jambor <mjambor@suse.cz>
8372 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
8373 an SSA_NAME rather than a is_gimple_variable.
8375 2009-09-09 Richard Guenther <rguenther@suse.de>
8378 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
8379 code dealing with plain pointer bases.
8380 (maybe_fold_offset_to_reference): Likewise.
8381 (maybe_fold_stmt_addition): Adjust.
8383 2009-09-09 Richard Guenther <rguenther@suse.de>
8385 * tree.c (free_lang_data_in_type): Do not free the type variant
8387 (free_lang_data): Merge char_type_node with its properly signed
8389 (pass_ipa_free): Collect after freeing language specific data.
8391 2009-09-09 Michael Matz <matz@suse.de>
8394 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
8395 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
8396 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
8399 2009-09-08 DJ Delorie <dj@redhat.com>
8401 * config/mep/mep.c (conversions[]): Add "ml" pattern.
8403 2009-09-04 Jason Merrill <jason@redhat.com>
8405 * tree.c (tree_find_value): Remove.
8406 * tree.h: Remove prototype.
8407 * varasm.c (assemble_external): Use value_member instead.
8409 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8411 * toplev.c (process_options): Choose default debugging type when
8412 gtoggle enables debug info and type is unset.
8414 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8418 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
8421 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8423 * configure: Rebuilt with modified libtool.m4.
8425 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8430 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
8432 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8434 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
8435 (remove_statement): Likewise.
8436 (rewrite_use_nonlinear_expr): Adjust.
8437 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
8438 * tree-ssa.c (release_defs_bitset): ... this. New.
8439 * tree-flow.h (release_defs_bitset): Declare.
8441 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8444 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
8445 in the middle block.
8447 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
8449 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
8450 via intptr_t to long type.
8451 (insert_operand_rank): Cast long type via intptr_t to
8453 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
8455 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
8456 from pointer to unsigned via uintptr_t.
8458 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
8459 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
8461 * configure: Regenerated.
8462 * config.in: Regenerated
8463 * system.h (stdint.h): Add include.
8464 (inttypes.h): Likewise.
8465 * Makefile.in (aclocal): Add config/stdint.m4.
8466 * aclocal.m4: Regenerated.
8468 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
8470 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
8472 (note_np_check_stores): New function.
8473 (harmless_null_pointer_p): New function.
8474 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
8475 changed. Take into account whether we're in the shadow of a condjump
8476 that tested NP_REG for NULL.
8477 Lose all code that tested for SEQUENCEs.
8478 (workaround_speculation): Avoid inserting NOPs for loads that are
8479 either always executed or a NULL pointer.
8481 2009-09-08 Jan Hubicka <jh@suse.cz>
8483 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
8484 * params.def (early-inlining-insns): Likewise.
8486 2009-09-08 Jakub Jelinek <jakub@redhat.com>
8488 PR rtl-optimization/41239
8489 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
8490 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
8492 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
8493 across calls, as the calls might not always return normally.
8494 (call_may_noreturn_p): New function.
8495 (deps_analyze_insn): Update last_function_call_may_noreturn list.
8496 (init_deps): Initialize it.
8497 (remove_from_deps): Also remove calls from
8498 last_function_call_may_noreturn list.
8500 2009-09-07 Richard Henderson <rth@redhat.com>
8502 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
8503 more VR->OPERANDS than LHS operands. Free LHS before returning.
8505 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8507 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
8508 (attr "addrtype"): New member "spreg".
8509 Use it if mem_spfp_address_operand is true for the address.
8510 (attr "type"): New entry "stall".
8511 (cpu_unit "load"): New.
8512 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
8514 (insn_reservation "loadsp"): New.
8515 (insn_reservation "load_stall1"): New.
8516 (insn_reservation "load_stall3"): New.
8518 * config/bfin/predicates.md (const1_operand, const3_operand): New.
8519 (mem_p_address_operand): Exclude stack and frame pointer based
8521 (mem_spfp_address_operand): New; match them here.
8522 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
8523 (bfin_reorg): Call it if scheduling insns.
8524 (bfin_gen_bundles): Remove dummy insns created by
8525 add_sched_insns_for_speculation.
8527 From Jie Zhang <jie.zhang@analog.com>:
8528 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
8529 bfin_si_revision, bfin_workarounds): Move these ...
8530 * config/bfin/bfin.h: ... here.
8532 From Mike Frysinger <michael.frysinger@analog.com>
8533 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
8534 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
8535 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
8536 bf547m, bf548m, and bf549m.
8537 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
8538 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
8539 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
8540 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
8541 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
8542 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
8543 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
8544 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
8545 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
8546 bf542m, bf544m, bf547m, bf548m, and bf549m.
8548 From Jie Zhang <jie.zhang@analog.com>:
8549 * config/bfin/predicates.md (p_register_operand): New predicate.
8550 (dp_register_operand): New predicate.
8551 * config/bfin/bfin-protos.h (WA_05000074): Define.
8552 (ENABLE_WA_05000074): Define.
8553 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
8554 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
8555 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
8556 (define_attr addrtype): Allow load/store register to be P register.
8557 (define_attr storereg): New.
8558 (define_cpu_unit anomaly_05000074): New.
8559 (define_insn_reservation dsp32shiftimm): New.
8560 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
8561 (define_insn_reservation loadp): Cannot use slot2.
8562 (define_insn_reservation loadsp): Cannot use slot2.
8563 (define_insn_reservation storep): Cannot use slot2. Does not
8564 apply when working around 05000074.
8565 (define_insn_reservation storep_anomaly_05000074): New.
8566 (define_insn_reservation storei): Does not apply when working
8568 (define_insn_reservation storei_anomaly_05000074): New.
8569 (define_attr length): Add dsp32shiftimm case.
8570 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
8571 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
8572 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
8573 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
8574 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
8576 2009-09-07 Martin Jambor <mjambor@suse.cz>
8579 * tree-sra.c (create_artificial_child_access): Return NULL if
8580 build_ref_for_offset fails.
8581 (propagate_subacesses_accross_link): Allow build_ref_for_offset
8582 and create_artificial_child_access to fail.
8584 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
8587 * unwind-dw2.c (uw_init_context_1): Mark noinline.
8588 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
8589 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
8591 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8593 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
8594 block, ensure it has an exit edge. Emit a barrier after a jump.
8596 2009-09-07 Nick Clifton <nickc@redhat.com>
8598 * gcc.c (this_is_linker_script): New variable. Like
8599 this_is_library_file but for the %T constructor.
8600 (end_going_arg): If this_is_linker_script is set then locate the
8601 script and insert a --script switch before it
8602 (do_spec_2): Initialise this_is_linker_script.
8603 (do_spec_1): Likewise. Handle %T construct.
8604 (eval_spec_function): Preserve this_is_linker_script.
8605 * doc/invoke.texi: Document %T construct in spec files.
8606 * config/m32c/m32c.h (LIB_SPEC): Use it.
8608 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8610 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
8611 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
8612 when volatile flag is set.
8613 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
8615 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
8618 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
8619 (combine_stack_adjustments_for_block): Allow insns between stack
8620 adjustments and stores with corresponding pre-(dec|inc)rement or
8621 pre-modify operation.
8623 2009-09-06 Jakub Jelinek <jakub@redhat.com>
8626 * combine-stack-adj.c (struct csa_memlist): Rename to...
8627 (struct csa_reflist): ... this. Rename mem field to ref.
8628 (free_csa_memlist): Rename to...
8629 (free_csa_reflist): ... this.
8630 (record_one_stack_memref): Rename to...
8631 (record_one_stack_ref): ... this. Handle also REG_P.
8632 (try_apply_stack_adjustment): Handle also REG_P.
8633 (struct record_stack_memrefs_data): Rename to...
8634 (struct record_stack_refs_data): ... this. Rename memlist field to
8636 (record_stack_memrefs): Rename to...
8637 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
8638 subexpressions instead of failing when a MEM contains SP references.
8639 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
8640 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
8642 2009-09-06 Richard Guenther <rguenther@suse.de>
8645 * tree.c (build_array_type): Do not record types marked
8646 with structural equality in the canonical type hashtable.
8648 2009-09-06 Richard Guenther <rguenther@suse.de>
8651 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
8653 2009-09-05 Richard Guenther <rguenther@suse.de>
8656 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
8658 2009-09-05 Richard Guenther <rguenther@suse.de>
8661 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
8663 2009-09-05 Richard Guenther <rguenther@suse.de>
8666 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
8667 before comparing function argument types.
8669 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8672 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
8675 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
8678 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
8680 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
8681 locators before emit_insn is called.
8683 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
8686 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
8687 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
8688 (reginfo_init): Don't call allocate_reg_info.
8690 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
8693 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
8694 NONDEBUG_INSN_P instead of INSN_P.
8696 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8699 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
8701 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8704 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
8705 pattern of the split.
8707 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8709 * toplev.c (process_options): Move setter of flag_var_tracking
8710 before other tests that depend on it. Move down setter of
8711 flag_rename_registers. Don't enable var-tracking-assignments
8712 by default if selective scheduling is enabled. Warn if both
8715 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8717 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
8718 comment. Use switch statement to catch overlaps between rtx
8719 and tree codes. Accept FUNCTION_DECLs in addition to those in...
8720 (IS_DECL_CODE): ... here. Remove.
8721 (check_value_is_not_decl): Remove.
8722 (dv_from_decl, dv_from_value): Check after conversion.
8724 2009-09-04 Richard Guenther <rguenther@suse.de>
8727 * (cgraph_finalize_compilation_unit): Move finalizing aliases
8728 after emitting tunks. Move emitting thunks and ctors from ...
8729 (cgraph_optimize): ... here. Remove redundant
8730 cgraph_analyze_functions.
8731 * varasm.c (find_decl_and_mark_needed): Remove no longer
8733 (finish_aliases_1): Adjust check for thunk aliases.
8735 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
8737 * config/arm/arm.md (ctzsi2): Added braces
8738 to avoid warning that broke booststrap.
8740 2009-09-04 Martin Jambor <mjambor@suse.cz>
8742 PR tree-optimization/41112
8743 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
8744 handle variable-bounded arrays.
8745 (expr_with_var_bounded_array_refs_p): New function.
8746 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
8748 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
8750 * config/s390/2097.md: Removed two incorrect bypasses.
8751 (z10_fsimpdf): Fixed latency.
8752 (z10_fhex): New insn_reservation.
8753 (z10_floaddf): Fixed latency.
8754 (z10_floadsf): Fixed latency.
8755 (z10_ftrunctf): Fixed latency.
8756 (z10_ftruncdf): Fixed latency.
8757 * config/s390/s390.c (z10_cost): Fixed values.
8758 (s390_adjust_priority): Added z10 path.
8759 * config/s390/s390.md (type): Added fhex.
8760 (*mov<mode>_64dfp): Updated type attribute.
8761 (*mov<mode>_64): Updated type attribute.
8762 (*mov<mode>_31): Updated type attribute.
8763 (*mov<mode>"): Likewise.
8764 * config/s390/2084.md (x_fsimpdf): Updated condition.
8766 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
8768 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
8769 RTXs in the predicate for operand 1.
8771 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
8773 * config/arm/arm.md (UNSPEC_RBIT): New constant.
8774 (rbitsi2): New insn.
8775 (ctzsi2): New expand.
8776 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
8778 2009-09-03 Martin Jambor <mjambor@suse.cz>
8780 * tree-sra.c (duplicate_expr_for_different_base): Removed.
8781 (create_artificial_child_access): Use build_ref_for_offset instead
8782 of duplicate_expr_for_different_base.
8783 (propagate_subacesses_accross_link): Likewise.
8785 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
8787 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
8789 (mips16e_collect_argument_saves): Skip debug instructions.
8790 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
8791 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
8792 (r10k_insert_cache_barriers): Likewise.
8793 (mips_reorg_process_insns): Likewise.
8795 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
8798 * ira.c (update_equiv_reg): Remove check on class likely spill.
8800 2009-09-03 Jakub Jelinek <jakub@redhat.com>
8803 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
8804 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
8808 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
8809 the stack slot if it is passed by invisible reference.
8810 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
8811 by invisible reference.
8813 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
8815 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
8816 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
8817 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
8819 * config/bfin/sync.md: New file.
8820 * config/bfin/bfin.md: Include it.
8821 (UNSPEC_ATOMIC): New.
8822 (UNSPEC_ONES): Provide a unique number.
8824 From Jie Zhang <jie.zhang@analog.com>:
8825 * config/bfin/bfin.c (ret_regs): New.
8826 (must_save_fp_p): Don't return true because of frame_pointer_needed.
8827 (must_save_rets_p): New.
8828 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
8829 current_function_is_leaf.
8830 (do_link): Likewise.
8831 (do_unlink): Likewise.
8832 (expand_interrupt_handler_prologue): Use ret_regs array.
8833 (expand_interrupt_handler_epilogue): Use ret_regs array and
8834 pass return register to gen_return_internal.
8835 (bfin_expand_epilogue): Pass return register to
8836 gen_return_internal.
8837 (bfin_expand_call): Explicitly clobber RETS.
8838 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
8839 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
8840 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
8841 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
8843 (return_internal): Take a reg rtx rather than the register number.
8845 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
8847 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
8848 when comparing against estimated_loop_iterations_int return.
8850 2009-09-03 Richard Guenther <rguenther@suse.de>
8852 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
8853 eh_personality_libfunc.
8855 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8857 * tree-parloops.c (separate_decls_in_region): Add space.
8859 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8861 * tree-parloops.c (separate_decls_in_region): Change the condition
8862 checking if there are reductions in the loop.
8864 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8866 PR tree-optimization/38275
8867 * tree-parloops.c (parallelize_loops): Replace profitability condition
8868 for expected number of iterations.
8870 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
8872 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
8873 (bootstrap-debug): Explain conditions in which it becomes default.
8874 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
8877 2009-09-03 Namhyung Kim <namhyung@gmail.com>
8879 * doc/invoke.texi (Optimize Options): Move
8880 -finline-small-functions to the -O2 list.
8882 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
8884 * toplev.c (process_options): Enable var-tracking-assignments
8885 by default if var-tracking is enabled.
8887 2009-09-02 David Daney <ddaney@caviumnetworks.com>
8889 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
8891 * emit-rtl.c (prev_nonnote_insn_bb): New function.
8892 * rtl.h (prev_nonnote_insn_bb): Declare it.
8894 2009-09-03 Diego Novillo <dnovillo@google.com>
8896 * cgraph.c (cgraph_node_for_decl): New.
8897 * cgraph.h (cgraph_node_for_decl): Declare.
8898 * tree.c (host_integerp): Return 0 if T is NULL.
8900 2009-09-03 Diego Novillo <dnovillo@google.com>
8902 * tree.h (struct alias_pair): Move from varasm.c.
8903 (alias_pairs): Likewise.
8904 (TYPE_MAXVAL): Define.
8905 (TYPE_MINVAL): Define.
8906 (iterative_hash_host_wide_int): Declare.
8907 (remove_unreachable_alias_pairs): Declare.
8908 * tree-pass.h (pass_ipa_free_lang_data): Declare.
8909 * diagnostic.c (default_diagnostic_starter): Make extern.
8910 (default_diagnostic_finalizer): Make extern.
8911 * diagnostic.h (default_diagnostic_starter): Declare.
8912 (default_diagnostic_finalizer): Declare.
8913 (default_tree_printer): Declare.
8914 * toplev.c (default_tree_printer): Make extern.
8916 2009-09-03 Richard Guenther <rguenther@suse.de>
8917 Diego Novillo <dnovillo@google.com>
8919 * cgraph.c (cgraph_add_new_function): Remove gimplification.
8920 * cgraphunit.c (cgraph_expand_function): Do not emit
8921 associated thunks from here.
8922 (cgraph_emit_thunks): New.
8923 (cgraph_optimize): Call it.
8924 Return if any IPA pass finds an error.
8925 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
8928 2009-09-03 Simon Baldwin <simonb@google.com>
8929 Rafael Espindola <espindola@google.com>
8930 Richard Guenther <rguenther@suse.de>
8931 Doug Kwan <dougkwan@google.com>
8932 Diego Novillo <dnovillo@google.com>
8934 * tree.c: Include tree-pass.h, langhooks-def.h,
8935 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
8936 (free_lang_data_in_type): New.
8937 (need_assembler_name_p): New.
8938 (free_lang_data_in_block): New.
8939 (free_lang_data_in_decl): New.
8940 (struct free_lang_data_d): New.
8941 (add_tree_to_fld_list): New.
8942 (find_decls_types_r): New.
8943 (get_eh_types_for_runtime): New.
8944 (find_decls_types_in_eh_region): New.
8945 (find_decls_types_in_node): New.
8946 (find_decls_types_in_var): New.
8947 (free_lang_data_in_cgraph): New.
8948 (free_lang_data): New.
8949 (gate_free_lang_data): New.
8950 (pass_ipa_free_lang_data): New.
8952 2009-09-03 Diego Novillo <dnovillo@google.com>
8954 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
8955 * langhooks.h (struct lang_hooks): Add field free_lang_data.
8956 (lang_hooks): Remove const qualifier.
8957 * ipa.c (cgraph_remove_unreachable_nodes): Call
8958 remove_unreachable_alias_pairs.
8959 * except.c (add_type_for_runtime): Check if TYPE has
8960 already been converted.
8961 (lookup_type_for_runtime): Likewise.
8962 (check_handled): Handle converted types.
8963 * varasm.c (remove_unreachable_alias_pairs): New.
8964 * gimple.c: Include demangle.h.
8965 (gimple_decl_printable_name): New.
8966 (gimple_fold_obj_type_ref): New.
8967 * gimple.h (gimple_decl_printable_name): Declare.
8968 (gimple_fold_obj_type_ref): Declare.
8969 * passes.c (init_optimization_passes): Add pass
8970 pass_ipa_free_lang_data.
8971 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
8972 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
8974 2009-09-03 Diego Novillo <dnovillo@google.com>
8976 * c-lang.c (lang_hooks): Remove const qualifier.
8978 2009-09-02 Loren James Rittle <ljrittle@acm.org>
8980 * doc/install.texi (*-*-freebsd*): Update target information.
8982 2009-09-02 Anatoly Sokolov <aesok@post.ru>
8984 * hard-reg-set.h (call_fixed_regs): Remove.
8985 * reginfo.c (call_fixed_regs): Remove.
8986 (init_reg_sets_1): Remove initialization of call_fixed_regs.
8987 (globalize_reg): Don't use call_fixed_regs.
8988 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
8991 2009-09-01 Michael Matz <matz@suse.de>
8993 * expr.h (emit_storent_insn, expand_expr_real_1,
8994 expand_expr_real_2): Declare.
8995 * expr.c (emit_storent_insn, expand_expr_real_1,
8996 expand_expr_real_2): Export.
8997 (store_expr): Setting and evaluating dont_return_target is useless.
8998 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
8999 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
9000 * except.c (expand_resx_expr): Rename to ...
9001 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
9002 * except.h (expand_resx_stmt): Declare.
9003 * stmt.c: Add include gimple.h
9004 (expand_asm_expr): Rename to ...
9005 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
9006 (expand_case): Rewrite to take gimple statement.
9007 * tree.h (expand_asm_stmt): Declare.
9008 (expand_case): Change prototype.
9009 * Makefile.in (stmt.o): Depend on gimple.h.
9010 * builtins.c (expand_builtin_synchronize): Build gimple asm
9011 statement, not an ASM_EXPR.
9012 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
9013 gimple_to_tree, release_stmt_tree): Remove.
9014 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
9015 ggc_free, but hold comparison code and operands separately.
9016 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
9017 (expand_call_stmt, expand_gimple_stmt_1,
9018 expand_gimple_stmt): New helpers.
9019 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
9020 release_stmt_tree. Call expand_gimple_stmt instead.
9021 (expand_gimple_basic_block): Ditto.
9023 * calls.c (emit_call_1): Don't look at EH regions here, make
9024 fntree parameter useless.
9025 (expand_call): New local rettype for TREE_TYPE(exp), use it
9026 throughout. Remove local p, use addr instead.
9027 Don't look at EH regions here.
9029 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
9031 * doc/invoke.texi (-fsched-pressure): Document it.
9032 (-fsched-reg-pressure-heuristic): Remove it.
9034 * reload.c (ira.h): Include.
9035 (find_reloads): Add choosing reload on number of small spilled
9038 * haifa-sched.c (ira.h): Include.
9039 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
9040 saved_reg_pressure, curr_reg_live, saved_reg_live,
9041 region_ref_regs): New variables.
9042 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
9043 initiate_reg_pressure_info, setup_ref_regs,
9044 initiate_bb_reg_pressure_info, save_reg_pressure,
9045 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
9047 (setup_insn_reg_pressure_info): New function.
9048 (rank_for_schedule): Add pressure checking and insn issue time.
9049 Remove comparison of insn reg weights.
9050 (ready_sort): Set insn reg pressure info.
9051 (update_register_pressure, setup_insn_max_reg_pressure,
9052 update_reg_and_insn_max_reg_pressure,
9053 sched_setup_bb_reg_pressure_info): New functions.
9054 (schedule_insn): Add code for printing and updating reg pressure info.
9055 (find_set_reg_weight, find_insn_reg_weight): Remove.
9056 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
9057 (debug_ready_list): Print reg pressure info.
9058 (schedule_block): Ditto. Check insn issue time.
9059 (sched_init): Set up sched_pressure_p. Allocate and set up some
9060 reg pressure related info.
9061 (sched_finish): Free some reg pressure related info.
9062 (fix_tick_ready): Make insn always ready if pressure_p.
9063 (init_h_i_d): Don't call find_insn_reg_weight.
9064 (haifa_finish_h_i_d): Free insn reg pressure info.
9066 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
9067 ira_memory_move_cost, ira_class_hard_regs,
9068 ira_class_hard_regs_num, ira_no_alloc_regs,
9069 ira_available_class_regs, ira_reg_class_cover_size,
9070 ira_reg_class_cover, ira_class_translate): Move to ira.h.
9072 * ira-lives.c (single_reg_class): Check mode to find how many
9073 registers are necessary for operand.
9074 (ira_implicitly_set_insn_hard_regs): New.
9076 * common.opt (fsched-pressure): New options.
9077 (fsched-reg-pressure-heuristic): Remove.
9079 * ira.c (setup_eliminable_regset): Rename to
9080 ira_setup_eliminable_regset. Make it external.
9081 (expand_reg_info): Pass cover class to setup_reg_classes.
9082 (ira): Call resize_reg_info instead of allocate_reg_info.
9084 * sched-deps.c: Include ira.h.
9085 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
9086 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
9087 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
9088 mark_insn_hard_regno_birth, mark_insn_reg_birth,
9089 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
9090 mark_insn_reg_store, mark_insn_reg_clobber,
9091 setup_insn_reg_pressure_info): New.
9092 (sched_analyze_1): Update implicit_reg_pending_uses.
9093 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
9094 Use them to create dependencies. Set insn reg uses and pressure
9095 info. Process reg_pending_uses in one place.
9096 (free_deps): Free implicit sets.
9097 (remove_from_deps): Remove implicit sets if necessary. Check
9098 implicit sets when clearing reg_last_in_use.
9099 (init_deps_global): Clear implicit_reg_pending_clobbers and
9100 implicit_reg_pending_uses.
9102 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
9103 ira_memory_move_cost, ira_class_hard_regs,
9104 ira_class_hard_regs_num, ira_no_alloc_regs,
9105 ira_available_class_regs, ira_reg_class_cover_size,
9106 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
9107 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
9108 ira_implicitly_set_insn_hard_regs): New prototypes.
9110 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
9111 cost_elements_num): New variables.
9112 (allocno_costs, total_costs): Rename to costs and
9113 total_allocno_costs.
9114 (COSTS_OF_ALLOCNO): Rename to COSTS.
9115 (allocno_pref): Rename to pref.
9116 (allocno_pref_buffer): Rename to pref_buffer.
9117 (common_classes): Rename to regno_cover_class.
9119 (record_reg_classes): Set allocno attributes only if allocno_p.
9120 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
9121 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
9122 and COSTS_OF_ALLOCNO.
9123 (print_costs): Rename to print_allocno_costs.
9124 (print_pseudo_costs): New.
9125 (process_bb_node_for_costs): Split into 2 functions with new
9126 function process_bb_for_costs. Pass BB to process_bb_for_costs.
9127 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
9128 new parameter dump_file. Use cost_elements_num instead of
9129 ira_allocnos_num. Make one iteration if preferred classes were
9130 already calculated for scheduler. Make 2 versions of code
9131 depending on allocno_p.
9132 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
9133 regno_cover_class and COSTS instead of common_classes and
9135 (init_costs, finish_costs): New.
9136 (ira_costs): Set up allocno_p and cost_elements_num. Call
9137 init_costs and finish_costs.
9138 (ira_set_pseudo_classes): New.
9140 * rtl.h (allocate_reg_info): Remove.
9141 (resize_reg_info): Change return type.
9142 (reg_cover_class): New.
9143 (setup_reg_classes): Add new parameter.
9145 * sched-int.h (struct deps_reg): New member implicit_sets.
9146 (sched_pressure_p, sched_regno_cover_class): New external definitions.
9147 (INCREASE_BITS): New macro.
9148 (struct reg_pressure_data, struct reg_use_data): New.
9149 (struct _haifa_insn_data): Remove reg_weight. Add members
9150 reg_pressure, reg_use_list, reg_set_list, and
9151 reg_pressure_excess_cost_change.
9152 (struct deps): New member implicit_sets.
9153 (pressure_p): New variable.
9154 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
9155 (struct reg_pressure_data, struct reg_use_data): New.
9156 (INSN_REG_WEIGHT): Remove.
9157 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
9158 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
9159 (sched_init_region_reg_pressure_info,
9160 sched_setup_bb_reg_pressure_info): New prototypes.
9162 * reginfo.c (struct reg_pref): New member coverclass.
9163 (reg_cover_class): New function.
9164 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
9165 (reg_info_size): New variable.
9166 (allocate_reg_info): Make static. Setup reg_info_size.
9167 (resize_reg_info): Use reg_info_size. Return flag of resizing.
9168 (setup_reg_classes): Add a new parameter. Setup cover class too.
9170 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
9173 * sched-rgn.c (deps_join): Set up implicit_sets.
9174 (schedule_region): Set up region and basic blocks pressure
9177 * passes.c (init_optimization_passes): Move
9178 pass_subregs_of_mode_init before pass_sched.
9180 2009-09-02 Martin Jambor <mjambor@suse.cz>
9182 * tree-sra.c (struct access): New field grp_hint.
9183 (dump_access): Dump grp_hint.
9184 (sort_and_splice_var_accesses): Set grp_hint if a group is read
9186 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
9187 those which have been specifically read and somehow written to.
9188 (propagate_subacesses_accross_link): Set grp_hint of right child and
9189 also possibly of the left child.
9191 2009-09-02 Jakub Jelinek <jakub@redhat.com>
9193 * tree-object-size.c (addr_object_size): Always use object_size_type
9194 0 or 2 when determining the pointer pointed object size.
9196 2009-09-02 Richard Guenther <rguenther@suse.de>
9199 2009-08-31 Richard Guenther <rguenther@suse.de>
9201 * builtins.c (fold_builtin_memory_op): Use the alias oracle
9202 to query if the memory regions for memmove overlap.
9203 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
9204 asserts on pointers, instead deal with odd trees.
9205 (ptr_derefs_may_alias_p): Likewise.
9206 (refs_may_alias_p_1): Constructor bases also never alias.
9208 2009-08-01 Christian Bruel <christian.bruel@st.com>
9211 2009-07-31 Christian Bruel <christian.bruel@st.com>
9212 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9214 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
9216 * doc/invoke.texi (-fvar-tracking-assignments): New.
9217 (-fvar-tracking-assignments-toggle): New.
9218 (-fdump-final-insns=file): Mark filename as optional.
9219 (--param min-nondebug-insn-uid): New.
9220 (-gdwarf-@{version}): Mention version 4.
9221 * opts.c (common_handle_option): Accept it.
9222 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
9223 * regrename.c (regrename_optimize): Drop last. Don't count debug
9224 insns as uses. Don't reject change because of debug insn.
9225 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
9226 from the chain starter, and check for inexact matches in DEBUG_INSNS.
9227 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
9228 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
9229 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
9230 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
9231 * doc/gimple.texi (is_gimple_debug): New.
9232 (gimple_debug_bind_p): New.
9233 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
9234 * doc/install.texi (bootstrap-debug): More details.
9235 (bootstrap-debug-big, bootstrap-debug-lean): Document.
9236 (bootstrap-debug-lib): More details.
9237 (bootstrap-debug-ckovw): Update.
9238 (bootstrap-time): New.
9239 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
9240 (insert_phi_nodes_for): Insert debug stmts.
9241 (rewrite_stmt): Take iterator. Insert debug stmts.
9242 (rewrite_enter_block): Adjust.
9243 (maybe_replace_use_in_debug_stmt): New.
9244 (rewrite_update_stmt): Use it.
9245 (mark_use_interesting): Return early for debug stmts.
9246 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
9247 stmts before replacing stmt.
9248 (move_computations_stmt): Likewise.
9249 * ira-conflicts.c (add_copies): Skip debug insns.
9250 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
9251 (regstat_bb_compute_ri): Skip debug insns.
9252 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
9253 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
9254 check_loop_closed_ssa_stmt): Skip debug stmts.
9255 * tree-tailcall.c (find_tail_calls): Likewise.
9256 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
9257 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
9258 (build_var_debug_value_stat): Declare.
9259 (build_var_debug_value): Define.
9260 (target_for_debug_bind): Declare.
9261 * reload.c (find_equiv_reg): Skip debug insns.
9262 * rtlanal.c (reg_used_between_p): Skip debug insns.
9263 (side_effects_p): Likewise.
9264 (canonicalize_condition): Likewise.
9265 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
9266 insns never depend on debug insns.
9267 (create_ddg_dep_no_link): Likewise.
9268 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
9269 Don't add inter-loop dependencies for debug insns.
9270 (build_intra_loop_deps): Likewise.
9271 (create_ddg): Count debug insns.
9272 * ddg.h (struct ddg::num_debug): New.
9273 (num_backargs): Pair up with previous int field.
9274 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
9275 -fcompare-debug-second.
9276 * final.c (get_attr_length_1): Skip debug insns.
9277 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
9278 * gcc.c (invoke_as): Call compare-debug-dump-opt.
9279 (driver_self_specs): Map -fdump-final-insns to
9280 -fdump-final-insns=..
9281 (get_local_tick): New.
9282 (compare_debug_dump_opt_spec_function): Test for . argument and
9283 compute output name. Compute temp output spec without flag name.
9284 Compute -frandom-seed.
9285 (OPT): Undef after use.
9286 * cfgloopanal.c (num_loop_insns): Skip debug insns.
9287 (average_num_loop_insns): Likewise.
9288 * params.h (MIN_NONDEBUG_INSN_UID): New.
9289 * gimple.def (GIMPLE_DEBUG): New.
9290 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
9291 * auto-inc-dec.c (merge_in_block): Skip debug insns.
9292 (merge_in_block): Fix whitespace.
9293 * toplev.c (flag_var_tracking): Update comment.
9294 (flag_var_tracking_assignments): New.
9295 (flag_var_tracking_assignments_toggle): New.
9296 (process_options): Don't open final insns dump file if we're not
9297 going to write to it. Compute defaults for var_tracking.
9298 * df-scan.c (df_insn_rescan_debug_internal): New.
9299 (df_uses_record): Handle debug insns.
9300 * haifa-sched.c (ready): Initialize n_debug.
9301 (contributes_to_priority): Skip debug insns.
9302 (dep_list_size): New.
9304 (rank_for_schedule): Likewise. Schedule debug insns as soon as
9305 they're ready. Disregard previous debug insns to make decisions.
9306 (queue_insn): Never queue debug insns.
9307 (ready_add, ready_remove_first, ready_remove): Count debug insns.
9308 (schedule_insn): Don't reject debug insns because of issue rate.
9309 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
9310 (queue_to_ready): Skip and discount debug insns.
9311 (choose_ready): Let debug insns through.
9312 (schedule_block): Check boundary debug insns. Discount debug
9313 insns, schedule them early. Adjust whitespace.
9314 (set_priorities): Check for boundary debug insns.
9315 (add_jump_dependencies): Use dep_list_size.
9316 (prev_non_location_insn): New.
9317 (check_cfg): Use it.
9318 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
9320 (remove_unused_ivs): Reset debug stmts.
9321 * modulo-sched.c (const_iteration_count): Skip debug insns.
9322 (res_MII): Discount debug insns.
9323 (loop_single_full_bb_p): Skip debug insns.
9324 (sms_schedule): Likewise.
9325 (sms_schedule_by_order): Likewise.
9326 (ps_has_conflicts): Likewise.
9327 * caller-save.c (refmarker_fn): New.
9328 (save_call_clobbered_regs): Replace regs with saved mem in
9330 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
9331 Call refmarker_fn mark for hardregnos.
9332 (mark_reg_as_referenced): New.
9333 (replace_reg_with_saved_mem): New.
9334 * ipa-pure-const.c (check_stmt): Skip debug stmts.
9335 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
9337 (cse_extended_basic_block): Skip debug insns.
9338 (count_reg_usage): Likewise.
9339 (is_dead_reg): New, split out of...
9340 (set_live_p): ... here.
9341 (insn_live_p): Use it for debug insns.
9342 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
9343 (execute_optimize_stdarg): Likewise.
9344 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
9345 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
9346 changes in debug stmts as changes.
9347 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
9348 (moveup_expr): Don't move across debug insns. Don't move
9349 debug insn if it would create a bookkeeping block.
9350 (moveup_expr_cached): Don't use cache for debug insns that
9351 are heads of blocks.
9352 (compute_av_set_inside_bb): Skip debug insns.
9353 (sel_rank_for_schedule): Schedule debug insns first. Remove
9355 (block_valid_for_bookkeeping_p); Support lax searches.
9356 (create_block_for_bookkeeping): Adjust block numbers when
9357 encountering debug-only blocks.
9358 (find_place_for_bookkeeping): Deal with debug-only blocks.
9359 (generate_bookkeeping_insn): Accept no place to insert.
9360 (remove_temp_moveop_nops): New argument full_tidying.
9361 (prepare_place_to_insert): Deal with debug insns.
9362 (advance_state_on_fence): Debug insns don't start cycles.
9363 (update_boundaries): Take fence as argument. Deal with
9365 (schedule_expr_on_boundary): No full_tidying on debug insns.
9366 (fill_insns): Deal with debug insns.
9367 (track_scheduled_insns_and_blocks): Don't count debug insns.
9368 (need_nop_to_preserve_insn_bb): New, split out of...
9369 (remove_insn_from_stream): ... this.
9370 (fur_orig_expr_not_found): Skip debug insns.
9371 * rtl.def (VALUE): Move up.
9373 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
9374 (nearest_common_dominator_of_uses): Take debug_stmts argument.
9375 Set it if debug stmts are found.
9376 (statement_sink_location): Skip debug stmts. Propagate
9377 moving defs into debug stmts.
9378 * ifcvt.c (first_active_insn): Skip debug insns.
9379 (last_active_insns): Likewise.
9380 (cond_exec_process_insns): Likewise.
9381 (noce_process_if_block): Likewise.
9382 (check_cond_move_block): Likewise.
9383 (cond_move_convert_if_block): Likewise.
9384 (block_jumps_and_fallthru_p): Likewise.
9385 (dead_or_predicable): Likewise.
9386 * dwarf2out.c (debug_str_hash_forced): New.
9387 (find_AT_string): Add comment.
9388 (gen_label_for_indirect_string): New.
9389 (get_debug_string_label): New.
9390 (AT_string_form): Use it.
9391 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
9392 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
9393 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
9394 several operations that cannot be represented with DWARF opcodes.
9395 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
9396 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
9397 (dwarf2out_var_location): Take during-call mark into account.
9398 (output_indirect_string): Update comment. Output if there are
9399 label and references.
9400 (prune_indirect_string): New.
9401 (prune_unused_types): Call it if debug_str_hash_forced.
9402 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
9403 (dw_long_long_const): Remove.
9404 (struct dw_val_struct): Change val_long_long type to rtx.
9405 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
9406 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
9407 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
9408 component instead of HOST_BITS_PER_LONG.
9409 (output_loc_operands): Likewise. For const8* assert
9410 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
9411 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
9412 rather than HOST_BITS_PER_LONG is >= 64.
9413 (add_AT_long_long): Remove val_hi and val_lo arguments, add
9415 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
9416 HOST_BITS_PER_LONG for dw_val_class_long_long.
9417 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
9418 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
9419 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
9421 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
9422 Handle DW_OP_implicit_value.
9423 (extract_int): Move prototype earlier.
9424 (mem_loc_descriptor): For SUBREG punt if inner
9425 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
9426 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
9427 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
9428 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
9429 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
9430 instead of Pmode size.
9431 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
9432 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
9433 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
9434 (concat_loc_descriptor, concatn_loc_descriptor,
9435 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
9436 (add_location_or_const_value_attribute): Likewise. For single
9437 location loc_lists attempt to use add_const_value_attribute
9438 for constant decls. Add DW_AT_const_value even if
9439 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
9441 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
9442 (control_flow_insn_p): Likewise.
9443 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
9444 (separate_decls_in_region_debug_bind): New.
9445 (separate_decls_in_region): Process debug bind stmts afterwards.
9446 * recog.c (verify_changes): Handle debug insns.
9447 (extract_insn): Likewise.
9448 (peephole2_optimize): Skip debug insns.
9449 * dse.c (scan_insn): Skip debug insns.
9450 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
9452 (setup_id_for_insn): Handle debug insns.
9453 (maybe_tidy_empty_bb): Adjust whitespace.
9454 (tidy_control_flow): Skip debug insns.
9455 (sel_remove_insn): Adjust for debug insns.
9456 (sel_estimate_number_of_insns): Skip debug insns.
9457 (create_insn_rtx_from_pattern): Handle debug insns.
9458 (create_copy_of_insn_rtx): Likewise.
9459 * sel-sched-.h (sel_bb_end): Declare.
9460 (sel_bb_empty_or_nop_p): New.
9461 (get_all_loop_exits): Use it.
9462 (_eligible_successor_edge_p): Likewise.
9463 (return_nop_to_pool): Adjust.
9464 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
9465 * ira-lives.c (process_bb_node_lives): Skip debug insns.
9466 * gimple-pretty-print.c (dump_gimple_debug): New.
9467 (dump_gimple_stmt): Use it.
9468 (dump_bb_header): Skip gimple debug stmts.
9469 * regmove.c (optimize_reg_copy_1): Discount debug insns.
9470 (fixup_match_2): Likewise.
9471 (regmove_backward_pass): Likewise. Simplify combined
9472 replacement. Handle debug insns.
9473 * function.c (instantiate_virtual_regs): Handle debug insns.
9474 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
9475 * print-rtl.h: Include cselib.h.
9476 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
9477 * df.h (df_inns_rescan_debug_internal): Declare.
9478 * gcse.c (alloc_hash_table): Estimate n_insns.
9479 (cprop_insn): Don't regard debug insns as changes.
9480 (bypass_conditional_jumps): Skip debug insns.
9481 (one_pre_gcse_pass): Adjust.
9482 (one_code_hoisting_pass): Likewise.
9483 (compute_ld_motion_mems): Skip debug insns.
9484 (one_cprop_pass): Adjust.
9485 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
9486 (if_convertible_stmt_p): Handle debug stmts.
9487 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
9488 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
9489 * ira-build.c (create_bb_allocnos): Skip debug insns.
9490 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
9491 (has_single_use): Likewise.
9492 (single_imm_use): Likewise.
9493 (num_imm_uses): Likewise.
9494 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
9495 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
9496 (create_outofssa_var_map): Likewise.
9497 * lower-subreg.c (adjust_decomposed_uses): New.
9498 (resolve_debug): New.
9499 (decompose_multiword_subregs): Use it.
9500 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
9501 * emit-rtl.c: Include params.h.
9502 (cur_debug_insn_uid): Define.
9503 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
9504 (copy_rtx_if_shared_1): Handle debug insns.
9505 (reset_used_flags): Likewise.
9506 (set_used_flags): LIkewise.
9507 (get_max_insn_count): New.
9508 (next_nondebug_insn): New.
9509 (prev_nondebug_insn): New.
9510 (make_debug_insn_raw): New.
9511 (emit_insn_before_noloc): Handle debug insns.
9512 (emit_jump_insn_before_noloc): Likewise.
9513 (emit_call_insn_before_noloc): Likewise.
9514 (emit_debug_insn_before_noloc): New.
9515 (emit_insn_after_noloc): Handle debug insns.
9516 (emit_jump_insn_after_noloc): Likewise.
9517 (emit_call_insn_after_noloc): Likewise.
9518 (emit_debug_insn_after_noloc): Likewise.
9519 (emit_insn_after): Take loc from earlier non-debug insn.
9520 (emit_jump_insn_after): Likewise.
9521 (emit_call_insn_after): Likewise.
9522 (emit_debug_insn_after_setloc): New.
9523 (emit_debug_insn_after): New.
9524 (emit_insn_before): Take loc from later non-debug insn.
9525 (emit_jump_insn_before): Likewise.
9526 (emit_call_insn_before): Likewise.
9527 (emit_debug_insn_before_setloc): New.
9528 (emit_debug_insn_before): New.
9529 (emit_insn): Handle debug insns.
9530 (emit_debug_insn): New.
9531 (emit_jump_insn): Handle debug insns.
9532 (emit_call_insn): Likewise.
9534 (init_emit): Take min-nondebug-insn-uid into account.
9535 Initialize cur_debug_insn_uid.
9536 (emit_copy_of_insn_after): Handle debug insns.
9537 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
9538 location of single rhs in place.
9539 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
9540 (floor_sdiv_adjust): New.
9541 (cell_sdiv_adjust): New.
9542 (cell_udiv_adjust): New.
9543 (round_sdiv_adjust): New.
9544 (round_udiv_adjust): New.
9545 (wrap_constant): Moved from cselib.
9546 (unwrap_constant): New.
9547 (expand_debug_expr): New.
9548 (expand_debug_locations): New.
9549 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
9551 (gimple_expand_cfg): Expand debug locations.
9552 * cselib.c: Include tree-pass.h.
9553 (struct expand_value_data): New.
9554 (cselib_record_sets_hook): New.
9555 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
9556 (cselib_clear_table): Move, and implemnet in terms of...
9557 (cselib_reset_table_with_next_value): ... this.
9558 (cselib_get_next_unknown_value): New.
9559 (discard_useless_locs): Don't discard preserved values.
9560 (cselib_preserve_value): New.
9561 (cselib_preserved_value_p): New.
9562 (cselib_preserve_definitely): New.
9563 (cselib_clear_preserve): New.
9564 (cselib_preserve_only_values): New.
9565 (new_cselib_val): Take rtx argument. Dump it in details.
9566 (cselib_lookup_mem): Adjust.
9567 (expand_loc): Take regs_active in struct. Adjust. Silence
9568 dumps unless details are requested.
9569 (cselib_expand_value_rtx_cb): New.
9570 (cselib_expand_value_rtx): Rename and reimplment in terms of...
9571 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
9572 without details. Copy more subregs. Try to resolve values
9573 using a callback. Wrap constants.
9574 (cselib_subst_to_values): Adjust.
9575 (cselib_log_lookup): New.
9576 (cselib_lookup): Call it.
9577 (cselib_invalidate_regno): Don't count preserved values as useless.
9578 (cselib_invalidate_mem): Likewise.
9579 (cselib_record_set): Likewise.
9580 (struct set): Renamed to cselib_set, moved to cselib.h.
9581 (cselib_record_sets): Adjust. Call hook.
9582 (cselib_process_insn): Reset table when it would be cleared.
9583 (dump_cselib_val): New.
9584 (dump_cselib_table): New.
9585 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
9586 (remove_forwarder_block): Support moving debug stmts.
9587 * cselib.h (cselib_record_sets_hook): Declare.
9588 (cselib_expand_callback): New type.
9589 (cselib_expand_value_rtx_cb): Declare.
9590 (cselib_reset_table_with_next_value): Declare.
9591 (cselib_get_next_unknown_value): Declare.
9592 (cselib_preserve_value): Declare.
9593 (cselib_preserved_value_p): Declare.
9594 (cselib_preserve_only_values): Declare.
9595 (dump_cselib_table): Declare.
9596 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
9597 (try_crossjump_to_edge): Likewise.
9598 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
9599 dominated blocks when debug stmts are present.
9600 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
9601 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
9602 (set_var_live_on_entry): Likewise.
9603 * loop-invariant.c (find_invariants_bb): Skip debug insns.
9604 * cfglayout.c (curr_location, last_location): Make static.
9605 (set_curr_insn_source_location): Don't avoid bouncing.
9606 (get_curr_insn_source_location): New.
9607 (get_curr_insn_block): New.
9608 (duplicate_insn_chain): Handle debug insns.
9609 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
9611 * common.opt (fcompare-debug): Move to sort order.
9612 (fdump-unnumbered-links): Likewise.
9613 (fvar-tracking-assignments): New.
9614 (fvar-tracking-assignments-toggle): New.
9615 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
9616 because of debug stmts.
9617 (mark_stmt_if_obviously_necessary): Mark debug stmts.
9618 (eliminate_unnecessary_stmts): Walk dominated blocks before
9620 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
9621 * ira.c (memref_used_between_p): Skip debug insns.
9622 (update_equiv_regs): Likewise.
9623 * sched-deps.c (sd_lists_size): Accept empty list.
9624 (sd_init_insn): Mark debug insns.
9625 (sd_finish_insn): Unmark them.
9626 (sd_add_dep): Reject non-debug deps on debug insns.
9627 (fixup_sched_groups): Give debug insns group treatment.
9629 (sched_analyze_reg): Don't mark debug insns for sched before call.
9630 (sched_analyze_2): Handle debug insns.
9631 (sched_analyze_insn): Compute next non-debug insn. Handle debug
9633 (deps_analyze_insn): Handle debug insns.
9634 (deps_start_bb): Skip debug insns.
9635 (init_deps): Initialize last_debug_insn.
9636 * tree-ssa.c (target_for_debug_bind): New.
9637 (find_released_ssa_name): New.
9638 (propagate_var_def_into_debug_stmts): New.
9639 (propagate_defs_into_debug_stmts): New.
9640 (verify_ssa): Skip debug bind stmts without values.
9641 (warn_uninialized_vars): Skip debug stmts.
9642 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
9643 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
9644 (rtx_equal_p): Likewise.
9645 * ira-costs.c (scan_one_insn): Skip debug insns.
9646 (process_bb_node_for_hard_reg_moves): Likewise.
9647 * rtl.h (DEBUG_INSN_P): New.
9648 (NONDEBUG_INSN_P): New.
9649 (MAY_HAVE_DEBUG_INSNS): New.
9650 (INSN_P): Accept debug insns.
9651 (RTX_FRAME_RELATED_P): Likewise.
9652 (INSN_DELETED_P): Likewise
9653 (PAT_VAR_LOCATION_DECL): New.
9654 (PAT_VAR_LOCATION_LOC): New.
9655 (PAT_VAR_OCATION_STATUS): New.
9656 (NOTE_VAR_LOCATION_DECL): Reimplement.
9657 (NOTE_VAR_LOCATION_LOC): Likewise.
9658 (NOTE_VAR_LOCATION_STATUS): Likewise.
9659 (INSN_VAR_LOCATION): New.
9660 (INSN_VAR_LOCATION_DECL): New.
9661 (INSN_VAR_LOCATION_LOC): New.
9662 (INSN_VAR_LOCATION_STATUS): New.
9663 (gen_rtx_UNKNOWN_VAR_LOC): New.
9664 (VAR_LOC_UNKNOWN_P): New.
9665 (NOTE_DURING_CALL_P): New.
9666 (SCHED_GROUP_P): Accept debug insns.
9667 (emit_debug_insn_before): Declare.
9668 (emit_debug_insn_before_noloc): Declare.
9669 (emit_debug_insn_beore_setloc): Declare.
9670 (emit_debug_insn_after): Declare.
9671 (emit_debug_insn_after_noloc): Declare.
9672 (emit_debug_insn_after_setloc): Declare.
9673 (emit_debug_insn): Declare.
9674 (make_debug_insn_raw): Declare.
9675 (prev_nondebug_insn): Declare.
9676 (next_nondebug_insn): Declare.
9677 (delegitimize_mem_from_attrs): Declare.
9678 (get_max_insn_count): Declare.
9679 (wrap_constant): Declare.
9680 (unwrap_constant): Declare.
9681 (get_curr_insn_source_location): Declare.
9682 (get_curr_insn_block): Declare.
9683 * tree-inline.c (insert_debug_decl_map): New.
9684 (processing_debug_stmt): New.
9685 (remap_decl): Don't create new mappings in debug stmts.
9686 (remap_gimple_op_r): Don't add references in debug stmts.
9687 (copy_tree_body_r): Likewise.
9688 (remap_gimple_stmt): Handle debug bind stmts.
9689 (copy_bb): Skip debug stmts.
9690 (copy_edges_for_bb): Likewise.
9691 (copy_debug_stmt): New.
9692 (copy_debug_stmts): New.
9693 (copy_body): Copy debug stmts at the end.
9694 (insert_init_debug_bind): New.
9695 (insert_init_stmt): Take id. Skip and emit debug stmts.
9696 (setup_one_parameter): Remap variable earlier, register debug mapping.
9697 (estimate_num_insns): Skip debug stmts.
9698 (expand_call_inline): Preserve debug_map.
9699 (optimize_inline_calls): Check for no debug_stmts left-overs.
9700 (unsave_expr_now): Preserve debug_map.
9701 (copy_gimple_seq_and_replace_locals): Likewise.
9702 (tree_function_versioning): Check for no debug_stmts left-overs.
9703 Init and destroy debug_map as needed. Split edges unconditionally.
9704 (build_duplicate_type): Init and destroy debug_map as needed.
9705 * tree-inline.h: Include gimple.h instead of pointer-set.h.
9706 (struct copy_body_data): Add debug_stmts and debug_map.
9707 * sched-int.h (struct ready_list): Add n_debug.
9708 (struct deps): Add last_debug_insn.
9709 (DEBUG_INSN_SCHED_P): New.
9710 (BOUNDARY_DEBUG_INSN_P): New.
9711 (SCHEDULE_DEBUG_INSN_P): New.
9712 (sd_iterator_cond): Accept empty list.
9713 * combine.c (create_log_links): Skip debug insns.
9714 (combine_instructions): Likewise.
9715 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
9716 return value is always unshared.
9717 (struct rtx_subst_pair): New.
9718 (auto_adjust_pair): New.
9719 (propagate_for_debug_subst): New.
9720 (propagate_for_debug): New.
9721 (try_combine): Skip debug insns. Propagate removed defs into
9723 (next_nonnote_nondebug_insn): New.
9724 (distribute_notes): Use it. Skip debug insns.
9725 (distribute_links): Skip debug insns.
9726 * tree-outof-ssa.c (set_location_for_edge): Likewise.
9727 * resource.c (mark_target_live_regs): Likewise.
9728 * var-tracking.c: Include cselib.h and target.h.
9729 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
9731 (micro_operation_type_name): New.
9732 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
9733 (struct micro_operation_def): Update comments.
9734 (decl_or_value): New type. Use instead of decls.
9735 (struct emit_note_data_def): Add vars.
9736 (struct attrs_def): Use decl_or_value.
9737 (struct variable_tracking_info_def): Add permp, flooded.
9738 (struct location_chain_def): Update comment.
9739 (struct variable_part_def): Use decl_or_value.
9740 (struct variable_def): Make var_part a variable length array.
9742 (scratch_regs): New.
9743 (cselib_hook_called): New.
9744 (dv_is_decl_p): New.
9745 (dv_is_value_p): New.
9748 (dv_as_opaque): New.
9749 (dv_onepart_p): New.
9751 (IS_DECL_CODE): New.
9752 (check_value_is_not_decl): New.
9753 (dv_from_decl): New.
9754 (dv_from_value): New.
9755 (dv_htab_hash): New.
9756 (variable_htab_hash): Use it.
9757 (variable_htab_eq): Support values.
9758 (variable_htab_free): Free from the right pool.
9759 (attrs_list_member, attrs_list_insert): Use decl_or_value.
9760 (attrs_list_union): Adjust.
9761 (attrs_list_mpdv_union): New.
9762 (tie_break_pointers): New.
9763 (canon_value_cmp): New.
9764 (unshare_variable): Return possibly-modified slot.
9765 (vars_copy_1): Adjust.
9766 (var_reg_decl_set): Adjust. Split out of...
9767 (var_reg_set): ... this.
9768 (get_init_value): Adjust.
9769 (var_reg_delete_and_set): Adjust.
9770 (var_reg_delete): Adjust.
9771 (var_regno_delete): Adjust.
9772 (var_mem_decl_set): Split out of...
9773 (var_mem_set): ... this.
9774 (var_mem_delete_and_set): Adjust.
9775 (var_mem_delete): Adjust.
9779 (variable_union): Adjust. Speed up merge of 1-part vars.
9780 (variable_canonicalize): Use unshared slot.
9781 (VALUED_RECURSED_INTO): New.
9782 (find_loc_in_1pdv): New.
9783 (struct dfset_merge): New.
9784 (insert_into_intersection): New.
9785 (intersect_loc_chains): New.
9787 (canonicalize_loc_order_check): New.
9788 (canonicalize_values_mark): New.
9789 (canonicalize_values_star): New.
9790 (variable_merge_over_cur): New.
9791 (variable_merge_over_src): New.
9792 (dataflow_set_merge): New.
9793 (dataflow_set_equiv_regs): New.
9794 (remove_duplicate_values): New.
9795 (struct dfset_post_merge): New.
9796 (variable_post_merge_new_vals): New.
9797 (variable_post_merge_perm_vals): New.
9798 (dataflow_post_merge_adjust): New.
9799 (find_mem_expr_in_1pdv): New.
9800 (dataflow_set_preserve_mem_locs): New.
9801 (dataflow_set_remove_mem_locs): New.
9802 (dataflow_set_clear_at_call): New.
9803 (onepart_variable_different_p): New.
9804 (variable_different_p): Use it.
9805 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
9806 (track_expr_p): Add need_rtl parameter. Don't generate rtl
9808 (track_loc_p): Pass it true.
9809 (struct count_use_info): New.
9810 (find_use_val): New.
9811 (replace_expr_with_values): New.
9813 (use_type): New, partially split out of...
9814 (count_uses): ... this. Count new micro-ops.
9815 (count_uses_1): Adjust.
9816 (count_stores): Adjust.
9817 (count_with_sets): New.
9818 (VAL_NEEDS_RESOLUTION): New.
9819 (VAL_HOLDS_TRACK_EXPR): New.
9820 (VAL_EXPR_IS_COPIED): New.
9821 (VAL_EXPR_IS_CLOBBERED): New.
9822 (add_uses): Adjust. Generate new micro-ops.
9823 (add_uses_1): Adjust.
9824 (add_stores): Generate new micro-ops.
9825 (add_with_sets): New.
9826 (find_src_status): Adjust.
9827 (find_src_set_src): Adjust.
9828 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
9829 Handle new micro-ops. Canonicalize value equivalances.
9830 (vt_find_locations): Compute total size of hash tables for
9831 dumping. Perform merge for var-tracking-assignments. Don't
9832 disregard single-block loops.
9833 (dump_attrs_list): Handle decl_or_value.
9834 (dump_variable): Take variable. Deal with decl_or_value.
9835 (dump_variable_slot): New.
9836 (dump_vars): Use it.
9837 (dump_dataflow_sets): Adjust.
9838 (set_slot_part): New, extended to support one-part variables
9839 after splitting out of...
9840 (set_variable_part): ... this.
9841 (clobber_slot_part): New, split out of...
9842 (clobber_variable_part): ... this.
9843 (delete_slot_part): New, split out of...
9844 (delete_variable_part): .... this.
9845 (check_wrap_constant): New.
9846 (vt_expand_loc_callback): New.
9847 (vt_expand_loc): New.
9848 (emit_note_insn_var_location): Adjust. Handle values. Handle
9849 EMIT_NOTE_AFTER_CALL_INSN.
9850 (emit_notes_for_differences_1): Adjust. Handle values.
9851 (emit_notes_for_differences_2): Likewise.
9852 (emit_notes_for_differences): Adjust.
9853 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
9854 Adjust. Handle new micro-ops.
9855 (vt_add_function_parameters): Adjust. Create and bind values.
9856 (vt_initialize): Adjust. Initialize scratch_regs and
9857 valvar_pool, flooded and perm.. Initialize and use cselib. Log
9858 operations. Move some code to count_with_sets and add_with_sets.
9859 (delete_debug_insns): New.
9860 (vt_debug_insns_local): New.
9861 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
9863 (var_tracking_main): If var-tracking-assignments is enabled
9864 but var-tracking isn't, delete debug insns and leave. Likewise
9865 if we exceed limits or fail the stack adjustments tests, and
9866 after all var-tracking processing.
9867 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
9868 (dataflow_set): Add traversed_vars.
9869 (value_chain, const_value_chain): New typedefs.
9870 (value_chain_pool, value_chains): New variables.
9871 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
9872 add_value_chains, add_cselib_value_chains, remove_value_chain,
9873 remove_value_chains, remove_cselib_value_chains): New functions.
9874 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
9875 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
9877 (shared_hash_find_slot_unshare, shared_hash_find_slot,
9878 shared_hash_find_slot_noinsert, shared_hash_find): Update.
9879 (dst_can_be_shared): New variable.
9880 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
9881 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
9882 different from set->vars, look up slot again instead of using the
9884 (dataflow_set_init): Initialize traversed_vars.
9885 (variable_union): Use shared_hash_*. Use initially NO_INSERT
9886 lookup if set->vars is shared. Don't keep slot cleared before
9887 calling unshare_variable. Unshare set->vars if needed. Adjust
9888 unshare_variable callers. Clear dst_can_be_shared if needed.
9889 Even ->refcount == 1 vars must be unshared if set->vars is shared
9890 and var needs to be modified.
9891 (dataflow_set_union): Set traversed_vars during canonicalization.
9892 (VALUE_CHANGED, DECL_CHANGED): Define.
9893 (set_dv_changed, dv_changed_p): New static inlines.
9894 (track_expr_p): Clear DECL_CHANGED.
9895 (dump_dataflow_sets): Set it.
9896 (variable_was_changed): Call set_dv_changed.
9897 (emit_note_insn_var_location): Likewise.
9898 (changed_variables_stack): New variable.
9899 (check_changed_vars_1, check_changed_vars_2): New functions.
9900 (emit_notes_for_changes): Do nothing if changed_variables is
9901 empty. Traverse changed_variables with check_changed_vars_1,
9902 call check_changed_vars_2 on each changed_variables_stack entry.
9903 (emit_notes_in_bb): Add SET argument. Just clear it at the
9904 beginning, use it instead of local &set, don't destroy it at the end.
9905 (vt_emit_notes): Call dataflow_set_clear early on all
9906 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
9907 computed set, dataflow_set_clear also VTI(bb)->in when we are
9908 done with the basic block. Initialize changed_variables_stack,
9909 free it afterwards. If ENABLE_CHECKING verify that after noting
9910 differences to an empty set value_chains hash table is empty.
9911 (vt_initialize): Initialize value_chains and value_chain_pool.
9912 (vt_finalize): Delete value_chains htab, free value_chain_pool.
9913 (variable_tracking_main): Call dump_dataflow_sets before calling
9914 vt_emit_notes, not after it.
9915 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
9916 (propagate_var_def_into_debug_stmts): Declare.
9917 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
9918 (df_set_note): Reject debug insns.
9919 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
9920 add notes to debug insns.
9921 (df_note_bb_compute): Adjust. Likewise.
9922 (df_simulate_uses): Skip debug insns.
9923 (df_simulate_initialize_backwards): Likewise.
9924 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
9925 (subst_stack_regs_pat): Reject debug insns.
9926 (convert_regs_1): Handle debug insns.
9927 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
9928 (print-rtl.o): Depend on cselib.h.
9929 (cselib.o): Depend on TREE_PASS_H.
9930 (var-tracking.o): Depend on cselib.h and TARGET_H.
9931 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
9932 (init_ready_list): Skip boundary debug insns.
9933 (add_branch_dependences): Skip debug insns.
9934 (free_block_dependencies): Check for blocks with only debug insns.
9935 (compute_priorities): Likewise.
9936 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
9937 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
9939 (gimple_build_debug_bind_stat): New.
9940 (empty_body_p): Skip debug stmts.
9941 (gimple_has_side_effects): Likewise.
9942 (gimple_rhs_has_side_effects): Likewise.
9943 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
9944 (gimple_build_debug_bind_stat): Declare.
9945 (gimple_build_debug_bind): Define.
9946 (is_gimple_debug): New.
9947 (gimple_debug_bind_p): New.
9948 (gimple_debug_bind_get_var): New.
9949 (gimple_debug_bind_get_value): New.
9950 (gimple_debug_bind_get_value_ptr): New.
9951 (gimple_debug_bind_set_var): New.
9952 (gimple_debug_bind_set_value): New.
9953 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
9954 (gimple_debug_bind_reset_value): New.
9955 (gimple_debug_bind_has_value_p): New.
9956 (gsi_next_nondebug): New.
9957 (gsi_prev_nondebug): New.
9958 (gsi_start_nondebug_bb): New.
9959 (gsi_last_nondebug_bb): New.
9960 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
9961 (print_insn): Handle DEBUG_INSN.
9962 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
9963 of first insn prevail.
9964 (first_stmt): Skip debug stmts.
9965 (first_non_label_stmt): Likewise.
9966 (last_stmt): Likewise.
9967 (has_zero_uses_1): New.
9968 (single_imm_use_1): New.
9969 (verify_gimple_debug): New.
9970 (verify_types_in_gimple_stmt): Handle debug stmts.
9971 (verify_stmt): Likewise.
9972 (debug_loop_num): Skip debug stmts.
9973 (remove_edge_and_dominated_blocks): Remove dominators last.
9974 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
9975 (linearize_expr): Likewise.
9976 * config/i386/i386.c (ix86_delegitimize_address): Call
9977 default implementation.
9978 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
9979 (group_barrier_needed): Skip debug insns.
9980 (emit_insn_group_barriers): Likewise.
9981 (emit_all_insn_group_barriers): Likewise.
9982 (ia64_variable_issue): Handle debug insns.
9983 (ia64_dfa_new_cycle): Likewise.
9984 (final_emit_insn_group_barriers): Skip debug insns.
9985 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
9986 def cfa without frame.
9987 (process_set): Likewise.
9988 (process_for_unwind_directive): Pass frame on.
9989 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
9990 (rs6000_delegitimize_address): New.
9991 (rs6000_debug_adjust_cost): Handle debug insns.
9992 (is_microcoded_insn): Likewise.
9993 (is_cracked_insn): Likewise.
9994 (is_nonpipeline_insn): Likewise.
9995 (insn_must_be_first_in_group): Likewise.
9996 (insn_must_be_last_in_group): Likewise.
9997 (force_new_group): Likewise.
9998 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
9999 contains only debug insns.
10000 (rtl_merge_blocks): Skip debug insns.
10001 (purge_dead_edges): Likewise.
10002 (rtl_block_ends_with_call_p): Skip debug insns.
10003 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
10004 (mark_reg_dependencies): Skip debug insns.
10005 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
10006 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
10007 * tree-ssa-threadedge.c
10008 (record_temporary_equivalences_from_stmts): Skip debug stmts.
10009 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
10010 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
10011 (copyprop_hardreg_forward_1): Handle debug insns.
10012 * reload1.c (reload): Skip debug insns. Replace unassigned
10013 pseudos in debug insns with their equivalences.
10014 (eliminate_regs_in_insn): Skip debug insns.
10015 (emit_input_reload_insns): Skip debug insns at first, adjust
10017 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
10018 (get_indirect_ref_operands): Pass opf_no_vops on.
10019 (get_expr_operands): Likewise. Skip debug stmts.
10020 (parse_ssa_operands): Scan debug insns with opf_no_vops.
10022 2009-09-01 Richard Henderson <rth@redhat.com>
10024 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
10025 stmt_ends_pp_p statements at least once.
10026 * tree-vrp.c (vrp_initialize): Likewise.
10027 (vrp_visit_stmt): Be prepared for non-interesting stmts.
10029 2009-09-01 Dodji Seketeli <dodji@redhat.com>
10032 Fix AIX bootstrap after PR debug/30161
10033 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
10034 that is a GNU extension.
10035 (tmpl_value_parm_die_table): Move the definition of this global
10036 outside #ifdef DWARF2_DEBUGGING_INFO region.
10038 2009-09-01 Richard Guenther <rguenther@suse.de>
10040 * tree.c (tree_expr_size): New function.
10041 * tree.h (tree_expr_size): Declare.
10042 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
10043 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
10044 * langhooks.c (lhd_expr_size): Remove.
10045 * langhooks.h (struct lang_hooks): Remove expr_size.
10046 * explow.c (expr_size): Use tree_expr_size.
10047 (int_expr_size): Likewise.
10048 * langhooks-def.h (lhd_expr_size): Remove.
10049 (LANG_HOOKS_EXPR_SIZE): Likewise.
10050 (LANG_HOOKS_INITIALIZER): Adjust.
10052 2009-09-01 Richard Guenther <rguenther@suse.de>
10054 * tree-flow.h (mark_addressable): Move declaration ...
10055 * tree.h (mark_addressable): ... here.
10056 * stmt.c (expand_asm_operands): Use mark_addressable, not
10057 lang_hooks.mark_addressable.
10058 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
10059 LANG_HOOKS_MARK_ADDRESSABLE.
10060 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
10061 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
10063 2009-08-31 Chris Demetriou <cgd@google.com>
10065 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
10066 vectorize if not TARGET_SSE2.
10068 2009-08-31 DJ Delorie <dj@redhat.com>
10070 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
10071 registers if no coprocessor is enabled.
10073 2009-08-31 Dodji Seketeli <dodji@redhat.com>
10076 * cgraph.h (cgraph_get_node): Declare ...
10077 * cgraph.c (cgraph_get_node): ... new function.
10078 * dwarf2out.c (gen_generic_params_dies,
10079 generic_parameter_die, tree_add_const_value_attribute_for_decl,
10080 make_ith_pack_parameter_name,
10081 append_entry_to_tmpl_value_parm_die_table,
10082 gen_remaining_tmpl_value_param_die_attribute): New functions.
10083 (gen_subprogram_die): Generate debug info for template parameters
10084 if debug info level is higher than DINFO_LEVEL_TERSE.
10085 Use tree_add_const_value_attribute_for_decl instead of
10086 tree_add_const_value_attribute.
10087 (gen_const_die): Use tree_add_const_value_attribute_for_decl
10088 instead of tree_add_const_value_attribute.
10089 (gen_struct_or_union_type_die): Generate debug
10090 info for template parameters if debug info level is higher than
10092 (tree_add_const_value_attribute): Handle integral and pointer
10093 constants. Update comment.
10094 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
10095 (dwarf_attr_name): Support DW_AT_GNU_template_name.
10096 (reference_to_unused): Fix thinko. Remove redundant predicates from
10098 (tree_add_const_value_attribute): Make this work for constant
10100 tree_add_const_value_attribute_for_decl is to be used for variable
10102 (add_location_or_const_value_attribute): Use
10103 tree_add_const_value_attribute_for_decl now.
10104 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
10105 DW_TAG_template_value_param DIEs after function DIEs have been
10107 * langhooks.h (lang_hooks_for_types): Add
10108 get_argument_pack_elems.
10109 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
10110 (lang_hooks): Added get_innermost_generic_parms,
10111 get_innermost_generic_args.
10112 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
10113 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
10114 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
10115 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
10117 2009-08-31 DJ Delorie <dj@redhat.com>
10119 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
10120 it once we start generating the prologue or epilogue.
10121 (mep_call_saves_register): If the frame is locked, re-use
10123 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
10124 (mep_expand_prologue): Call it.
10125 (mep_expand_epilogue): Likewise.
10126 (mep_start_function): Use the same logic as mep_expand_prologue.
10127 (mep_pass_by_reference): Make logic more readable.
10128 (mep_return_in_memory): Zero-sized objects are passed in memory.
10129 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
10131 2009-08-31 Richard Guenther <rguenther@suse.de>
10133 * builtins.c (fold_builtin_memory_op): Use the alias oracle
10134 to query if the memory regions for memmove overlap.
10135 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
10136 asserts on pointers, instead deal with odd trees.
10137 (ptr_derefs_may_alias_p): Likewise.
10138 (refs_may_alias_p_1): Constructor bases also never alias.
10140 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
10142 * doc/install.texi (Final install): Adjust reference on where to
10143 order printed manuals.
10145 2009-08-30 Olivier Hainque <hainque@adacore.com>
10147 * dwarf2out.c (switch_to_frame_table_section): Move
10148 definition prior to first use.
10150 2009-08-30 Richard Guenther <rguenther@suse.de>
10152 PR tree-optimization/41186
10153 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
10154 (ao_ref_init_from_ptr_and_size): New function.
10155 (ref_maybe_used_by_call_p_1): Be more precise tracking
10156 used ranges for builtin functions.
10157 (ref_maybe_used_by_call_p): Adjust.
10158 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
10159 ranges for builtin functions.
10160 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
10162 2009-08-30 Alan Modra <amodra@bigpond.net.au>
10165 * fwprop.c (get_reg_use_in): Delete.
10166 (free_load_extend): New function.
10167 (forward_propagate_subreg): Use it.
10169 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
10171 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
10173 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
10176 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
10179 2009-08-29 Douglas B Rupp <rupp@gnat.com>
10181 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
10182 fini or fini_array section.
10184 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10186 * graphite-dependences.c (graphite_legal_transform_bb): Call
10187 pbb_remove_duplicate_pdrs.
10188 * graphite-poly.c (can_collapse_pdr): Removed.
10189 (pdr_find_duplicate): Removed.
10190 (can_collapse_pdrs): New.
10191 (pbb_remove_duplicate_pdrs): New.
10192 (new_poly_dr): Do not look for duplicates.
10193 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
10194 (PBB_PDR_DUPLICATES_REMOVED): New.
10195 (pbb_remove_duplicate_pdrs): Declared.
10197 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10199 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
10200 the strides by multiplying by PDR_NB_REFS.
10201 * graphite-poly.c (can_collapse_pdr): New.
10202 (pdr_find_duplicate): New.
10203 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
10204 Initialize PDR_NB_REFS.
10205 * graphite-poly.h (struct poly_dr): Add field nb_refs.
10206 (PDR_NB_REFS): New.
10207 (new_poly_dr): Number of subscripts is a graphite_dim_t.
10209 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10211 PR middle-end/40965
10212 * graphite-poly.c (apply_poly_transforms): Remove legality test before
10215 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10217 * graphite-dependences.c (pddr_original_scattering): Return NULL
10218 for read-read dependence relations.
10219 * graphite-poly.h (enum poly_dr_type): Fix comment.
10221 (pdr_write_p): New.
10222 (pdr_may_write_p): New.
10224 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10226 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
10227 (struct poly_dr): Same.
10228 (new_poly_dr): Same.
10229 * graphite-poly.c (new_poly_dr): Same.
10230 * graphite-dependences.c (dot_deps): Disable call to system.
10232 2009-08-28 Cary Coutant <ccoutant@google.com>
10235 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
10236 struct/union/enum types local to a function.
10238 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10239 Sebastian Pop <sebastian.pop@amd.com>
10241 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
10242 pbb_strip_mine_time_depth. Changed the implementation so that
10243 transformation is expressed as a transformation on
10244 time (scatttering) dimensions. Also, ensures that the 2d+1
10245 scheduling format is preserved.
10246 (pbb_strip_mine_profitable_p): Profitability is based on the
10247 iteration number of a given time (scattering) dimension,
10248 and not on a original loop depth dimension.
10249 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
10250 (pbb_do_strip_mine): Call psct_dynamic_dim.
10251 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
10252 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
10253 (pbb_nb_dynamic_scattering_transform): New.
10254 (psct_dynamic_dim): New.
10256 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10258 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
10259 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
10260 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
10261 * graphite-interchange.c (build_linearized_memory_access): Same.
10262 (memory_stride_in_loop): Same.
10264 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10266 * graphite-dependences.c (pddr_original_scattering): New.
10267 (graphite_legal_transform_dr): Call pddr_original_scattering.
10270 * graphite-dependences.h (dot_deps): Declared.
10271 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
10272 (print_pdr): Print PDR_ID.
10273 * graphite-poly.h (struct poly_dr): Add field id.
10276 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
10278 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10280 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
10281 not delete the original dependence relation.
10283 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10285 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
10286 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
10287 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
10288 (free_poly_ddr): New.
10289 (pddr_is_empty): New.
10290 (dependence_polyhedron_1): Now returns a poly_ddr_p.
10291 (dependence_polyhedron): Same. Remove useless gcc_assert.
10293 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
10294 (graphite_carried_dependence_level_k): Call pddr_is_empty.
10295 * graphite-dependences.h (enum poly_dependence_kind): New.
10296 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
10297 (PDRP_SOURCE): Renamed PDDR_SOURCE.
10298 (PDRP_SINK): Renamed PDDR_SINK.
10299 (PDRP_DDP): Renamed PDDR_DDP.
10301 (free_poly_ddr): Declared.
10302 * graphite-poly.c (new_scop): Use the new hash function names.
10303 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
10304 into original_pddrs.
10305 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
10307 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10309 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
10310 bounds with LT_EXPR to make niter analysis more precise on code
10311 generated by Graphite.
10313 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10315 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
10316 (graphite_legal_transform_bb): Same.
10317 (poly_drs_may_alias_p): Same.
10319 2009-08-28 Richard Guenther <rguenther@suse.de>
10321 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
10323 2009-08-28 Jan Beulich <jbeulich@novell.com>
10325 * config/i386/netware.c: Include langhooks.h.
10326 (i386_nlm_encode_section_info): Simplify.
10327 (netware_override_options): Delete.
10328 * config/i386/netware.h (netware_override_options): Delete
10330 (OVERRIDE_OPTIONS): Delete definition.
10331 (SUBTARGET_OVERRIDE_OPTIONS): Define.
10332 (ASM_COMMENT_START): Define.
10333 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
10335 2009-08-28 Jan Beulich <jbeulich@novell.com>
10337 * configure.ac: For in-tree ld, do a plain version check to
10338 determine whether comdat groups are supported.
10339 * configure: Regenerate.
10341 2009-08-28 Olivier Hainque <hainque@adacore.com>
10343 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
10344 always defined. Reflect definition or absence of such for
10345 COLLECT_EXPORT_LIST. Readability helper.
10346 (scanfilter): New enum, to help control what symbols
10347 are to be considered or ignored by scan_prog_file.
10348 (enum pass): Rename as "scanpass", moved together with scanfilter
10349 prior to scan_prog_file's prototype.
10350 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
10351 Group prototype with the scanpass/scanfilter definitions, factorize
10352 head comments for the several implementations at the prototype.
10353 (main): Reorganize the first pass link control to let AIX
10354 drag only the needed frame tables in executables. Prevent
10355 frame tables collection during the scan aimed at static ctors.
10356 Pre-link and scan for frame tables later to compensate.
10357 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
10358 A C statement to issue assembly directives that create a reference
10359 to the given DWARF table identifier label from the current function
10361 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
10362 to differentiate first time section entry. Only emit a .data
10363 tables start identifier label the first time around.
10364 (switch_to_frame_table_section): New function. Helper for
10365 output_call_frame_info to switch possibly BACK into the eh_frame
10366 or the debug_frame section depending on FOR_EH.
10367 (output_call_frame_info): Use helper to first enter the proper
10369 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
10370 emit a link to the frame table start label from each function
10372 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
10373 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
10374 * config/rs6000/rs6000-protos.h: Declare it.
10375 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
10377 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
10379 * config/sh/sh.c (split_branches): Check the result of
10382 2009-08-27 Steve Ellcey <sje@cup.hp.com>
10384 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
10385 using -pthread -fopenmp
10387 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
10389 * doc/service.texi (service directory): Update URL.
10391 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
10393 PR rtl-optimization/40861
10394 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
10395 extract word from a multi-word subreg for negative byte positions.
10397 2009-08-27 Tristan Gingold <gingold@adacore.com>
10398 Douglas B Rupp <rupp@gnat.com>
10400 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
10401 (SECTION_VMS_OVERLAY): Define.
10402 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
10404 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
10406 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
10407 common_object declarations.
10408 (ia64_section_type_flags): Set section flag for common_object.
10409 * config/ia64/ia64-protos.h
10410 (ia64_vms_output_aligned_decl_common): Declare.
10411 (ia64_vms_elf_asm_named_section): Declare.
10413 2009-08-27 Michael Matz <matz@suse.de>
10415 * expr.c (expand_expr_real_2): New function taking exploded
10416 unary or binary expression, split out from ...
10417 (expand_expr_real_1): ... here. Move over all unary/binary
10418 switch parts to above function, in particular these codes:
10419 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
10420 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
10421 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
10422 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
10423 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
10424 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
10425 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
10426 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
10427 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
10428 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
10429 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
10430 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
10431 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
10432 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
10433 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
10434 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
10435 VEC_PACK_FIX_TRUNC_EXPR.
10436 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
10439 2009-08-27 Richard Guenther <rguenther@suse.de>
10441 * gengtype.c (main): Handle uint64_t.
10442 * ipa-utils.c (get_base_var): Indent properly.
10443 * tree-ssa-live.c (debug_scope_block): New function.
10444 * tree-flow.h (debug_scope_block): Declare.
10445 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
10446 * basic-block.h (enum profile_status): Rename to
10447 enum profile_status_d.
10448 (x_profile_status): Adjust type.
10450 2009-08-27 Dodji Seketeli <dodji@redhat.com>
10453 * dwarf2out.c (get_context_die): Declare this static function.
10454 (gen_type_die_with_usage): Make sure a DIE is a generated for
10455 the context of a typedef.
10457 2009-08-26 Anatoly Sokolov <aesok@post.ru>
10459 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
10462 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
10464 * config/mips/mips-protos.h (mips_output_sync): Declare.
10465 (mips_sync_loop_insns): Likewise.
10466 (mips_output_sync_loop): Replace first two parameters with an rtx.
10467 * config/mips/mips.c (mips_multi_member): New structure.
10468 (mips_multi_members): New variable.
10469 (mips_multi_start): New function.
10470 (mips_multi_add): Likewise.
10471 (mips_multi_add_insn): Likewise.
10472 (mips_multi_add_label): Likewise.
10473 (mips_multi_last_index): Likewise.
10474 (mips_multi_copy_insn): Likewise.
10475 (mips_multi_set_operand): Likewise.
10476 (mips_multi_write): Likewise.
10477 (mips_print_operand_punctuation): Remove '%|' and '%-'.
10478 (mips_init_print_operand_punct): Update accordingly.
10479 (mips_start_ll_sc_sync_block): New function.
10480 (mips_end_ll_sc_sync_block): Likewise.
10481 (mips_output_sync): Likewise.
10482 (mips_sync_insn1_template): Likewise.
10483 (mips_sync_insn2_template): Likewise.
10484 (mips_get_sync_operand): Likewise.
10485 (mips_process_sync_loop): Likewise.
10486 (mips_output_sync_loop): Use mips_process_sync_loop.
10487 (mips_sync_loop_insns): New function.
10488 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
10489 (MIPS_COMPARE_AND_SWAP_12): Likewise.
10490 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
10491 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
10492 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
10493 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
10494 (MIPS_SYNC_OLD_OP_12): Likewise.
10495 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
10496 (MIPS_SYNC_NEW_OP_12): Likewise.
10497 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
10498 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
10499 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
10500 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
10501 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
10502 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
10503 * config/mips/mips.md (sync_mem): New attribute.
10504 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
10505 (sync_exclusive_mask, sync_required_oldval): Likewise.
10506 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
10507 (sync_release_barrier): Likewise.
10508 (length): Handle sync loops.
10509 (sync): Use mips_output_sync.
10510 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
10511 (sync_compare_and_swap<mode>): Set the new sync_* attributes
10512 and use mips_output_sync_loop.
10513 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
10514 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
10515 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
10516 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
10517 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
10518 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
10519 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
10520 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
10521 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
10523 2009-08-26 Richard Guenther <rguenther@suse.de>
10525 PR middle-end/41163
10526 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
10527 the types to not match.
10528 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
10530 * tree-ssa.c (useless_type_conversion_p): Conversions to
10531 pointers to unprototyped functions are useless.
10533 2009-08-26 Richard Guenther <rguenther@suse.de>
10535 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
10536 whole-program condition, prepare to be called for non-globals.
10537 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
10538 params build a representative with known type and track its fields.
10540 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
10542 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
10543 clearing by a taken branch.
10544 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
10545 effectively after bbro pass.
10546 (sync_nand<mode>): Ditto.
10547 (sync_old_<fetchop_name><mode>): Ditto.
10548 (sync_old_nand<mode>): Ditto.
10549 (sync_new_<fetchop_name><mode>): Dito.
10550 (sync_new_nand<mode>): Ditto.
10551 (sync_compare_and_swap<mode>_1): Ditto.
10552 (*sync_compare_and_swap<mode>): Ditto.
10553 (sync_lock_test_and_set<mode>_1): Ditto.
10554 ("sync_lock_test_and_set<mode>): Ditto.
10556 2009-08-25 Douglas B Rupp <rupp@gnat.com>
10558 * hwint.h (HOST_LONG_FORMAT): New macro
10559 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
10560 Use HOST_PTR_PRINTF.
10561 * system.h (HOST_PTR_PRINTF): Resurrect old macro
10562 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
10563 (HOST_PTR_PRINTF): Document.
10565 2009-08-25 Jan Hubicka <jh@suse.cz>
10567 * config/i386/bmmintrin.h: Replace by #error.
10570 Michael Meissner <michael.meissner@amd.com>
10571 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10572 Tony Linthicum <tony.linthicum@amd.com>
10574 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
10575 (TARGET_ROUND): New macro for the round/ptest instructions which
10576 are shared between SSE4.1 and SSE5.
10577 (OPTION_MASK_ISA_ROUND): Ditto.
10578 (OPTION_ISA_ROUND): Ditto.
10579 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
10580 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
10582 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
10583 (-mfused-madd): New switch to give users control over whether the
10584 compiler optimizes to use the multiply/add SSE5 instructions.
10586 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
10587 (ix86_handle_option): Turn off 3dnow if -msse5.
10588 (override_options): Add SSE5 support.
10589 (print_operand): %Y prints comparison codes for SSE5 com/pcom
10591 (ix86_expand_sse_movcc): Add SSE5 support.
10592 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
10593 vector type to the next largest size.
10594 (ix86_expand_sse5_pack): New function to use pperm to pack a
10595 vector type to the next smallest size.
10596 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
10597 (IX86_BUILTIN_FMADDSD): Ditto.
10598 (IX86_BUILTIN_FMADDPS): Ditto.
10599 (IX86_BUILTIN_FMADDPD): Ditto.
10600 (IX86_BUILTIN_FMSUBSS): Ditto.
10601 (IX86_BUILTIN_FMSUBSD): Ditto.
10602 (IX86_BUILTIN_FMSUBPS): Ditto.
10603 (IX86_BUILTIN_FMSUBPD): Ditto.
10604 (IX86_BUILTIN_FNMADDSS): Ditto.
10605 (IX86_BUILTIN_FNMADDSD): Ditto.
10606 (IX86_BUILTIN_FNMADDPS): Ditto.
10607 (IX86_BUILTIN_FNMADDPD): Ditto.
10608 (IX86_BUILTIN_FNMSUBSS): Ditto.
10609 (IX86_BUILTIN_FNMSUBSD): Ditto.
10610 (IX86_BUILTIN_FNMSUBPS): Ditto.
10611 (IX86_BUILTIN_FNMSUBPD): Ditto.
10612 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
10613 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
10614 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
10615 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
10616 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
10617 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
10618 (IX86_BUILTIN_PPERM): Ditto.
10619 (IX86_BUILTIN_PERMPS): Ditto.
10620 (IX86_BUILTIN_PERMPD): Ditto.
10621 (IX86_BUILTIN_PMACSSWW): Ditto.
10622 (IX86_BUILTIN_PMACSWW): Ditto.
10623 (IX86_BUILTIN_PMACSSWD): Ditto.
10624 (IX86_BUILTIN_PMACSWD): Ditto.
10625 (IX86_BUILTIN_PMACSSDD): Ditto.
10626 (IX86_BUILTIN_PMACSDD): Ditto.
10627 (IX86_BUILTIN_PMACSSDQL): Ditto.
10628 (IX86_BUILTIN_PMACSSDQH): Ditto.
10629 (IX86_BUILTIN_PMACSDQL): Ditto.
10630 (IX86_BUILTIN_PMACSDQH): Ditto.
10631 (IX86_BUILTIN_PMADCSSWD): Ditto.
10632 (IX86_BUILTIN_PMADCSWD): Ditto.
10633 (IX86_BUILTIN_PHADDBW): Ditto.
10634 (IX86_BUILTIN_PHADDBD): Ditto.
10635 (IX86_BUILTIN_PHADDBQ): Ditto.
10636 (IX86_BUILTIN_PHADDWD): Ditto.
10637 (IX86_BUILTIN_PHADDWQ): Ditto.
10638 (IX86_BUILTIN_PHADDDQ): Ditto.
10639 (IX86_BUILTIN_PHADDUBW): Ditto.
10640 (IX86_BUILTIN_PHADDUBD): Ditto.
10641 (IX86_BUILTIN_PHADDUBQ): Ditto.
10642 (IX86_BUILTIN_PHADDUWD): Ditto.
10643 (IX86_BUILTIN_PHADDUWQ): Ditto.
10644 (IX86_BUILTIN_PHADDUDQ): Ditto.
10645 (IX86_BUILTIN_PHSUBBW): Ditto.
10646 (IX86_BUILTIN_PHSUBWD): Ditto.
10647 (IX86_BUILTIN_PHSUBDQ): Ditto.
10648 (IX86_BUILTIN_PROTB): Ditto.
10649 (IX86_BUILTIN_PROTW): Ditto.
10650 (IX86_BUILTIN_PROTD): Ditto.
10651 (IX86_BUILTIN_PROTQ): Ditto.
10652 (IX86_BUILTIN_PROTB_IMM): Ditto.
10653 (IX86_BUILTIN_PROTW_IMM): Ditto.
10654 (IX86_BUILTIN_PROTD_IMM): Ditto.
10655 (IX86_BUILTIN_PROTQ_IMM): Ditto.
10656 (IX86_BUILTIN_PSHLB): Ditto.
10657 (IX86_BUILTIN_PSHLW): Ditto.
10658 (IX86_BUILTIN_PSHLD): Ditto.
10659 (IX86_BUILTIN_PSHLQ): Ditto.
10660 (IX86_BUILTIN_PSHAB): Ditto.
10661 (IX86_BUILTIN_PSHAW): Ditto.
10662 (IX86_BUILTIN_PSHAD): Ditto.
10663 (IX86_BUILTIN_PSHAQ): Ditto.
10664 (IX86_BUILTIN_FRCZSS): Ditto.
10665 (IX86_BUILTIN_FRCZSD): Ditto.
10666 (IX86_BUILTIN_FRCZPS): Ditto.
10667 (IX86_BUILTIN_FRCZPD): Ditto.
10668 (IX86_BUILTIN_CVTPH2PS): Ditto.
10669 (IX86_BUILTIN_CVTPS2PH): Ditto.
10670 (IX86_BUILTIN_COMEQSS): Ditto.
10671 (IX86_BUILTIN_COMNESS): Ditto.
10672 (IX86_BUILTIN_COMLTSS): Ditto.
10673 (IX86_BUILTIN_COMLESS): Ditto.
10674 (IX86_BUILTIN_COMGTSS): Ditto.
10675 (IX86_BUILTIN_COMGESS): Ditto.
10676 (IX86_BUILTIN_COMUEQSS): Ditto.
10677 (IX86_BUILTIN_COMUNESS): Ditto.
10678 (IX86_BUILTIN_COMULTSS): Ditto.
10679 (IX86_BUILTIN_COMULESS): Ditto.
10680 (IX86_BUILTIN_COMUGTSS): Ditto.
10681 (IX86_BUILTIN_COMUGESS): Ditto.
10682 (IX86_BUILTIN_COMORDSS): Ditto.
10683 (IX86_BUILTIN_COMUNORDSS): Ditto.
10684 (IX86_BUILTIN_COMFALSESS): Ditto.
10685 (IX86_BUILTIN_COMTRUESS): Ditto.
10686 (IX86_BUILTIN_COMEQSD): Ditto.
10687 (IX86_BUILTIN_COMNESD): Ditto.
10688 (IX86_BUILTIN_COMLTSD): Ditto.
10689 (IX86_BUILTIN_COMLESD): Ditto.
10690 (IX86_BUILTIN_COMGTSD): Ditto.
10691 (IX86_BUILTIN_COMGESD): Ditto.
10692 (IX86_BUILTIN_COMUEQSD): Ditto.
10693 (IX86_BUILTIN_COMUNESD): Ditto.
10694 (IX86_BUILTIN_COMULTSD): Ditto.
10695 (IX86_BUILTIN_COMULESD): Ditto.
10696 (IX86_BUILTIN_COMUGTSD): Ditto.
10697 (IX86_BUILTIN_COMUGESD): Ditto.
10698 (IX86_BUILTIN_COMORDSD): Ditto.
10699 (IX86_BUILTIN_COMUNORDSD): Ditto.
10700 (IX86_BUILTIN_COMFALSESD): Ditto.
10701 (IX86_BUILTIN_COMTRUESD): Ditto.
10702 (IX86_BUILTIN_COMEQPS): Ditto.
10703 (IX86_BUILTIN_COMNEPS): Ditto.
10704 (IX86_BUILTIN_COMLTPS): Ditto.
10705 (IX86_BUILTIN_COMLEPS): Ditto.
10706 (IX86_BUILTIN_COMGTPS): Ditto.
10707 (IX86_BUILTIN_COMGEPS): Ditto.
10708 (IX86_BUILTIN_COMUEQPS): Ditto.
10709 (IX86_BUILTIN_COMUNEPS): Ditto.
10710 (IX86_BUILTIN_COMULTPS): Ditto.
10711 (IX86_BUILTIN_COMULEPS): Ditto.
10712 (IX86_BUILTIN_COMUGTPS): Ditto.
10713 (IX86_BUILTIN_COMUGEPS): Ditto.
10714 (IX86_BUILTIN_COMORDPS): Ditto.
10715 (IX86_BUILTIN_COMUNORDPS): Ditto.
10716 (IX86_BUILTIN_COMFALSEPS): Ditto.
10717 (IX86_BUILTIN_COMTRUEPS): Ditto.
10718 (IX86_BUILTIN_COMEQPD): Ditto.
10719 (IX86_BUILTIN_COMNEPD): Ditto.
10720 (IX86_BUILTIN_COMLTPD): Ditto.
10721 (IX86_BUILTIN_COMLEPD): Ditto.
10722 (IX86_BUILTIN_COMGTPD): Ditto.
10723 (IX86_BUILTIN_COMGEPD): Ditto.
10724 (IX86_BUILTIN_COMUEQPD): Ditto.
10725 (IX86_BUILTIN_COMUNEPD): Ditto.
10726 (IX86_BUILTIN_COMULTPD): Ditto.
10727 (IX86_BUILTIN_COMULEPD): Ditto.
10728 (IX86_BUILTIN_COMUGTPD): Ditto.
10729 (IX86_BUILTIN_COMUGEPD): Ditto.
10730 (IX86_BUILTIN_COMORDPD): Ditto.
10731 (IX86_BUILTIN_COMUNORDPD): Ditto.
10732 (IX86_BUILTIN_COMFALSEPD): Ditto.
10733 (IX86_BUILTIN_COMTRUEPD): Ditto.
10734 (IX86_BUILTIN_PCOMEQUB): Ditto.
10735 (IX86_BUILTIN_PCOMNEUB): Ditto.
10736 (IX86_BUILTIN_PCOMLTUB): Ditto.
10737 (IX86_BUILTIN_PCOMLEUB): Ditto.
10738 (IX86_BUILTIN_PCOMGTUB): Ditto.
10739 (IX86_BUILTIN_PCOMGEUB): Ditto.
10740 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
10741 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
10742 (IX86_BUILTIN_PCOMEQUW): Ditto.
10743 (IX86_BUILTIN_PCOMNEUW): Ditto.
10744 (IX86_BUILTIN_PCOMLTUW): Ditto.
10745 (IX86_BUILTIN_PCOMLEUW): Ditto.
10746 (IX86_BUILTIN_PCOMGTUW): Ditto.
10747 (IX86_BUILTIN_PCOMGEUW): Ditto.
10748 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
10749 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
10750 (IX86_BUILTIN_PCOMEQUD): Ditto.
10751 (IX86_BUILTIN_PCOMNEUD): Ditto.
10752 (IX86_BUILTIN_PCOMLTUD): Ditto.
10753 (IX86_BUILTIN_PCOMLEUD): Ditto.
10754 (IX86_BUILTIN_PCOMGTUD): Ditto.
10755 (IX86_BUILTIN_PCOMGEUD): Ditto.
10756 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
10757 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
10758 (IX86_BUILTIN_PCOMEQUQ): Ditto.
10759 (IX86_BUILTIN_PCOMNEUQ): Ditto.
10760 (IX86_BUILTIN_PCOMLTUQ): Ditto.
10761 (IX86_BUILTIN_PCOMLEUQ): Ditto.
10762 (IX86_BUILTIN_PCOMGTUQ): Ditto.
10763 (IX86_BUILTIN_PCOMGEUQ): Ditto.
10764 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
10765 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
10766 (IX86_BUILTIN_PCOMEQB): Ditto.
10767 (IX86_BUILTIN_PCOMNEB): Ditto.
10768 (IX86_BUILTIN_PCOMLTB): Ditto.
10769 (IX86_BUILTIN_PCOMLEB): Ditto.
10770 (IX86_BUILTIN_PCOMGTB): Ditto.
10771 (IX86_BUILTIN_PCOMGEB): Ditto.
10772 (IX86_BUILTIN_PCOMFALSEB): Ditto.
10773 (IX86_BUILTIN_PCOMTRUEB): Ditto.
10774 (IX86_BUILTIN_PCOMEQW): Ditto.
10775 (IX86_BUILTIN_PCOMNEW): Ditto.
10776 (IX86_BUILTIN_PCOMLTW): Ditto.
10777 (IX86_BUILTIN_PCOMLEW): Ditto.
10778 (IX86_BUILTIN_PCOMGTW): Ditto.
10779 (IX86_BUILTIN_PCOMGEW): Ditto.
10780 (IX86_BUILTIN_PCOMFALSEW): Ditto.
10781 (IX86_BUILTIN_PCOMTRUEW): Ditto.
10782 (IX86_BUILTIN_PCOMEQD): Ditto.
10783 (IX86_BUILTIN_PCOMNED): Ditto.
10784 (IX86_BUILTIN_PCOMLTD): Ditto.
10785 (IX86_BUILTIN_PCOMLED): Ditto.
10786 (IX86_BUILTIN_PCOMGTD): Ditto.
10787 (IX86_BUILTIN_PCOMGED): Ditto.
10788 (IX86_BUILTIN_PCOMFALSED): Ditto.
10789 (IX86_BUILTIN_PCOMTRUED): Ditto.
10790 (IX86_BUILTIN_PCOMEQQ): Ditto.
10791 (IX86_BUILTIN_PCOMNEQ): Ditto.
10792 (IX86_BUILTIN_PCOMLTQ): Ditto.
10793 (IX86_BUILTIN_PCOMLEQ): Ditto.
10794 (IX86_BUILTIN_PCOMGTQ): Ditto.
10795 (IX86_BUILTIN_PCOMGEQ): Ditto.
10796 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
10797 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
10798 (enum multi_arg_type): New enum for describing the various SSE5
10799 intrinsic argument types.
10800 (bdesc_multi_arg): New table for SSE5 intrinsics.
10801 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
10802 (ix86_expand_multi_arg_builtin): New function for creating SSE5
10804 (ix86_expand_builtin): Add SSE5 intrinsic support.
10805 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
10806 operand instructions.
10807 (ix86_expand_sse5_multiple_memory): New function to split the
10808 second memory reference from SSE5 instructions.
10809 (type_has_variadic_args_p): Delete in favor of stdarg_p.
10810 (ix86_return_pops_args): Use stdarg_p to determine if the function
10811 has variable arguments.
10812 (ix86_setup_incoming_varargs): Ditto.
10813 (x86_this_parameter): Ditto.
10815 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
10817 (ix86_expand_sse5_pack): Ditto.
10818 (ix86_sse5_valid_op_p): Ditto.
10819 (ix86_expand_sse5_multiple_memory): Ditto.
10821 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
10822 constant for SSE5 support.
10823 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
10824 (UNSPEC_SSE5_TRUEFALSE): Ditto.
10825 (UNSPEC_SSE5_PERMUTE): Ditto.
10826 (UNSPEC_SSE5_ASHIFT): Ditto.
10827 (UNSPEC_SSE5_LSHIFT): Ditto.
10828 (UNSPEC_FRCZ): Ditto.
10829 (UNSPEC_CVTPH2PS): Ditto.
10830 (UNSPEC_CVTPS2PH): Ditto.
10831 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
10832 (PCOM_TRUE): Ditto.
10833 (COM_FALSE_S): Ditto.
10834 (COM_FALSE_P): Ditto.
10835 (COM_TRUE_S): Ditto.
10836 (COM_TRUE_P): Ditto.
10837 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
10838 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
10840 (memory attribute): Ditto.
10841 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
10842 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
10843 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
10844 (floor<mode>2): Ditto.
10845 (ceil<mode>2): Ditto.
10846 (btrunc<mode>2): Ditto.
10847 (nearbyintdf2): Ditto.
10848 (nearbyintsf2): Ditto.
10849 (sse_setccsf): Disable if SSE5.
10850 (sse_setccdf): Ditto.
10851 (sse5_setcc<mode>): New support for SSE5 conditional move.
10852 (sse5_pcmov_<mode>): Ditto.
10854 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
10855 (SSEMODEF4): Ditto.
10856 (SSEMODEF2P): Ditto.
10857 (ssemodesuffixf4): New mode attribute for SSE5.
10858 (ssemodesuffixf2s): Ditto.
10859 (ssemodesuffixf2c): Ditto.
10860 (sserotatemax): Ditto.
10861 (ssescalarmode): Ditto.
10862 (sse_maskcmpv4sf3): Disable if SSE5.
10863 (sse_maskcmpv2df3): Ditto.
10864 (sse_vmmaskcmpv4sf3): Ditto.
10865 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
10866 (sse5_vmfmadd<mode>4): Ditto.
10867 (sse5_fmsub<mode>4): Ditto.
10868 (sse5_vmfmsub<mode>4): Ditto.
10869 (sse5_fnmadd<mode>4): Ditto.
10870 (sse5_vmfnmadd<mode>4): Ditto.
10871 (sse5_fnmsub<mode>4): Ditto.
10872 (sse5_vmfnmsub<mode>4): Ditto.
10873 (sse5i_fmadd<mode>4): Ditto.
10874 (sse5i_fmsub<mode>4): Ditto.
10875 (sse5i_fnmadd<mode>4): Ditto.
10876 (sse5i_fnmsub<mode>4): Ditto.
10877 (sse5i_vmfmadd<mode>4): Ditto.
10878 (sse5i_vmfmsub<mode>4): Ditto.
10879 (sse5i_vmfnmadd<mode>4): Ditto.
10880 (sse5i_vmfnmsub<mode>4): Ditto.
10881 (mulv16qi3): Add SSE5 support.
10883 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
10884 (sse2_mulv4si3): Disable if SSE5.
10885 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
10886 (sse4_1_roundps): Ditto.
10887 (sse4_1_roundsd): Ditto.
10888 (sse4_1_roundss): Ditto.
10889 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
10891 (sse_maskcmpsf3): Ditto.
10892 (sse_vmmaskcmpv4sf3): Ditto.
10893 (sse2_maskcmpv2df3): Ditto.
10894 (sse2_maskcmpdf3): Ditto.
10895 (sse2_vmmaskcmpv2df3): Ditto.
10896 (sse2_eq<mode>3): Ditto.
10897 (sse2_gt<mode>3): Ditto.
10898 (sse5_pcmov_<mode>): Add SSE5 support.
10899 (vec_unpacku_hi_v16qi): Ditto.
10900 (vec_unpacks_hi_v16qi): Ditto.
10901 (vec_unpacku_lo_v16qi): Ditto.
10902 (vec_unpacks_lo_v16qi): Ditto.
10903 (vec_unpacku_hi_v8hi): Ditto.
10904 (vec_unpacks_hi_v8hi): Ditto.
10905 (vec_unpacku_lo_v8hi): Ditto.
10906 (vec_unpacks_lo_v8hi): Ditto.
10907 (vec_unpacku_hi_v4si): Ditto.
10908 (vec_unpacks_hi_v4si): Ditto.
10909 (vec_unpacku_lo_v4si): Ditto.
10910 (vec_unpacks_lo_v4si): Ditto.
10911 (sse5_pmacsww): New SSE5 intrinsic insn.
10912 (sse5_pmacssww): Ditto.
10913 (sse5_pmacsdd): Ditto.
10914 (sse5_pmacssdd): Ditto.
10915 (sse5_pmacssdql): Ditto.
10916 (sse5_pmacssdqh): Ditto.
10917 (sse5_pmacsdqh): Ditto.
10918 (sse5_pmacsswd): Ditto.
10919 (sse5_pmacswd): Ditto.
10920 (sse5_pmadcsswd): Ditto.
10921 (sse5_pmadcswd): Ditto.
10922 (sse5_pcmov_<move>): Conditional move support on SSE5.
10923 (sse5_phaddbw): New SSE5 intrinsic insn.
10924 (sse5_phaddbd): Ditto.
10925 (sse5_phaddbq): Ditto.
10926 (sse5_phaddwd): Ditto.
10927 (sse5_phaddwq): Ditto.
10928 (sse5_phadddq): Ditto.
10929 (sse5_phaddubw): Ditto.
10930 (sse5_phaddubd): Ditto.
10931 (sse5_phaddubq): Ditto.
10932 (sse5_phadduwd): Ditto.
10933 (sse5_phadduwq): Ditto.
10934 (sse5_phaddudq): Ditto.
10935 (sse5_phsubbw): Ditto.
10936 (sse5_phsubwd): Ditto.
10937 (sse5_phsubdq): Ditto.
10938 (sse5_pperm): Ditto.
10939 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
10940 (sse5_pperm_zero_v16qi_v8hi): Ditto.
10941 (sse5_pperm_sign_v8hi_v4si): Ditto.
10942 (sse5_pperm_zero_v8hi_v4si): Ditto.
10943 (sse5_pperm_sign_v4si_v2di): Ditto.
10944 (sse5_pperm_sign_v4si_v2di): Ditto.
10945 (sse5_pperm_pack_v2di_v4si): Ditto.
10946 (sse5_pperm_pack_v4si_v8hi): Ditto.
10947 (sse5_pperm_pack_v8hi_v16qi): Ditto.
10948 (sse5_perm<mode>): New SSE5 intrinsic insn.
10949 (rotl<mode>3): Ditto.
10950 (sse5_rotl<mode>3): Ditto.
10951 (sse5_ashl<mode>3): Ditto.
10952 (sse5_lshl<mode>3): Ditto.
10953 (sse5_frcz<mode>2): Ditto.
10954 (sse5s_frcz<mode>2): Ditto.
10955 (sse5_cvtph2ps): Ditto.
10956 (sse5_cvtps2ph): Ditto.
10957 (sse5_vmmaskcmp<mode>3): Ditto.
10958 (sse5_com_tf<mode>3): Ditto.
10959 (sse5_maskcmp<mode>3): Ditto.
10960 (sse5_maskcmp_uns<mode>3): Ditto.
10961 (sse5_maskcmp_uns2<mode>3): Ditto.
10962 (sse5_pcom_tf<mode>3): Ditto.
10964 * config/i386/predicates.md (sse5_comparison_float_operator):
10965 New predicate to match the comparison operators supported by
10966 the SSE5 com instruction.
10967 (ix86_comparison_int_operator): New predicate to match just the
10968 signed int comparisons.
10969 (ix86_comparison_uns_operator): New predicate to match just the
10970 unsigned int comparisons.
10972 * doc/invoke.texi (-msse5): Add documentation.
10973 (-mfused-madd): Ditto.
10975 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
10977 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
10979 (x86_64-*-*): Ditto.
10981 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
10983 * config/i386/bmmintrin.h: New file, provide common x86 compiler
10984 intrinisics for SSE5.
10986 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
10989 * config/i386/mmintrin-common.h: New file, to contain common
10990 instructions between SSE4.1 and SSE5.
10992 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
10993 FOREACH_FUNCTION_ARGS to iterate over the argument list.
10994 (gen_regparm_prefix): Ditto.
10996 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
10997 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
10998 prototype_p to determine if a function is prototyped.
11000 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
11002 * c-common.c (c_common_reswords) add the alignof keyword,
11003 with same RID as __alignof and __alignof__
11005 2009-08-25 Anatoly Sokolov <aesok@post.ru>
11007 * hooks.h (hook_bool_const_int_const_int_true): Declare.
11008 * hooks.c (hook_bool_const_int_const_int_true): New function.
11009 * target.h (struct gcc_target): Add can_eliminate field.
11010 * target-def.h (TARGET_CAN_ELIMINATE): Define.
11011 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
11012 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
11013 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
11014 (elim_table): Revise comment.
11015 * system.h (CAN_ELIMINATE): Poison.
11016 * defaults.h (CAN_ELIMINATE): Remove.
11017 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11019 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
11020 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
11022 (alpha_vms_can_eliminate): Declare as static, change return type to
11024 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
11026 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
11027 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
11028 (arm_can_eliminate): New function.
11030 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
11031 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
11032 (avr_can_eliminate): Declare as static.
11033 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
11035 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
11036 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
11037 (bfin_can_eliminate): New function.
11039 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
11040 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
11041 (crx_can_eliminate): New function.
11043 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
11044 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
11045 (fr30_can_eliminate): New function.
11047 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
11048 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
11049 (frv_can_eliminate): New function.
11051 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
11052 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
11053 (h8300_can_eliminate): New function.
11055 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
11056 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
11057 (i386_can_eliminate): Declare as static, change return type to bool.
11058 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
11060 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
11061 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
11062 (ia64_can_eliminate): New function.
11064 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
11065 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
11066 (iq2000_can_eliminate): New function.
11068 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
11069 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
11070 (m32r_can_eliminate): New function.
11072 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
11073 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
11074 (m68hc11_can_eliminate): New function.
11076 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
11077 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
11078 (m68k_can_eliminate): New function.
11080 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
11081 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
11082 (mep_can_eliminate): New function.
11084 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
11085 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
11086 (mips_can_eliminate): New function.
11088 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
11089 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
11090 (rs6000_can_eliminate): New function.
11092 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
11093 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
11094 (s390_can_eliminate): Declare as static.
11095 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
11097 * config/score/score.h (CAN_ELIMINATE): Remove macro.
11098 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
11099 (score_can_eliminate): New function.
11101 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
11102 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
11103 (sparc_can_eliminate): Declare as static.
11104 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
11106 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
11107 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
11108 (xstormy16_can_eliminate): New function.
11110 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
11111 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
11112 (v850_can_eliminate): New function.
11114 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
11116 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
11117 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
11118 (*movdfcc_ext[1234]): Disable for IEEE mode.
11120 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
11122 * gimplify.c (prepare_gimple_addressable): New static function.
11123 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
11125 (gimplify_addr_expr): Invoke it similarly on the operand instead of
11126 manually fiddling with it.
11128 2009-08-25 Michael Matz <matz@suse.de>
11130 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
11131 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
11133 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
11134 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
11135 (do_jump): Split out code for simple binary comparisons into ...
11136 (do_jump_1): ... this, taking the individual operands and code.
11137 Change callers to helper function above accordingly.
11138 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
11141 2009-08-25 Michael Matz <matz@suse.de>
11143 * expr.h (struct separate_ops, sepops): New type for passing
11144 around an exploded simple expression.
11145 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
11146 Use this structure instead of expression tree.
11147 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
11148 expression, only its type.
11149 (expand_vec_cond_expr): Take type and individual operands instead
11150 of full expression.
11151 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
11152 expand_vec_shift_expr): Change prototype accordingly.
11153 * tree-vect-stmts.c (vectorizable_condition): Change call of
11154 expand_vec_cond_expr_p to pass only type.
11155 * expr.c (do_store_flags): Change prototype and implementation
11156 to take an exploded expression.
11157 (expand_expr_real_1): New local ops initialized with details
11158 of the full expression. Use it instead of full
11159 expression in calls to do_store_flags, expand_vec_cond_expr,
11160 expand_widen_pattern_expr and expand_vec_shift_expr.
11162 2009-08-25 Michael Matz <matz@suse.de>
11164 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
11165 treeop2 initialized with first three operands of the full expression.
11166 Substitute all TREE_OPERAND (exp, [012]) calls with them.
11168 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
11170 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
11171 (__gthread_objc_condition_allocate): Mark arguments as unused.
11172 (__gthread_objc_condition_deallocate): Likewise.
11173 (__gthread_objc_condition_wait): Likewise.
11174 (__gthread_objc_condition_broadcast): Likewise.
11175 (__gthread_objc_condition_signal): Likewise.
11176 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
11177 (__gthread_objc_thread_id): Likewise.
11179 2009-08-25 Janus Weil <janus@gcc.gnu.org>
11181 PR middle-end/41149
11182 * tree-pretty-print.c (print_call_name): Print the correct call name
11183 for procedure pointer components.
11185 2009-08-24 Steve Ellcey <sje@cup.hp.com>
11187 * config/ia64/ia64.c (ia64_promote_function_mode): Call
11188 default_promote_function_mode when not VMS.
11190 2009-08-24 Olivier Hainque <hainque@adacore.com>
11192 * convert.c (convert_to_integer): Don't assume an input pointer is
11193 POINTER_SIZE wide. Fetch from the type instead.
11195 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11197 * configure.ac (AC_PREREQ): Bump to 2.64.
11199 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
11201 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
11202 (process_command): Don't search standard_exec_prefix_1 and
11203 standard_exec_prefix_2.
11205 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11207 * config/arm/arm.c (output_return_instruction): Handle for
11210 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11212 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
11214 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11216 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
11217 (*arm_movdf_vfp): Likewise.
11219 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11221 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
11222 (vashr<mode>3): Rename from ashr<mode>3.
11223 (vlshr<mode>3): Rename from lshr<mode>3.
11225 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
11228 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
11229 (check_format_info_main): Use scalar_identify_flag.
11230 (check_format_types): Check for scalar size identity if
11231 scalar_identify_flag is set.
11232 (printf_length_specs): Extend by new field.
11233 (asm_fprintf_length_specs): Likewise.
11234 (gcc_diag_length_specs): Likewise.
11235 (scanf_length_specs): Likewise.
11236 (strfmon_length_specs): Likewise.
11237 (gcc_gfc_length_specs): Likewise.
11238 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
11239 (ms_printf_flag_specs): Likewise.
11240 * c-format.h (format_length_info): Add new member scalar_identity_flag.
11242 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
11245 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
11246 (*call_value_pop_1): Ditto.
11247 (*sibcall_pop_1): New insn pattern.
11248 (*sibcall_value_pop_1): Ditto.
11250 2009-08-23 Alan Modra <amodra@bigpond.net.au>
11253 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
11256 2009-08-23 Alan Modra <amodra@bigpond.net.au>
11259 * fwprop.c (try_fwprop_subst): Allow multiple sets.
11260 (get_reg_use_in): New function.
11261 (forward_propagate_subreg): Propagate through subreg of zero_extend
11264 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
11266 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
11267 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
11269 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11271 * configure.ac: Remove --with-datarootdir, --with-docdir,
11272 --with-htmldir switches. No need to call AC_SUBST for
11273 datarootdir, docdir, htmldir any more.
11274 * configure: Regenerate.
11275 * doc/install.texi (Configuration): Document --datarootdir,
11276 --docdir, --htmldir, --pdfdir; update documentation for
11277 --infodir, --mandir.
11278 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
11281 * aclocal.m4: Regenerate.
11282 * config.in: Regenerate.
11283 * configure: Regenerate.
11285 2009-08-21 Douglas B Rupp <rupp@gnat.com>
11286 Olivier Hainque <hainque@adacore.com>
11288 * config/ia64/ia64.c: Include libfuncs.h.
11289 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
11290 (ia64_expand_call): Use reg 25 on VMS.
11291 (ia64_initialize_trampoline): Fix for VMS ABI.
11292 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
11293 (ia64_function_arg): Initialize reg 25 on VMS.
11294 Fix OpenVMS ABI issues for varargs.
11295 For OpenVMS, emit the Argument Information register set in the
11296 incoming/sibcall case as well.
11297 (ia64_arg_type): New function.
11298 (ia64_function_arg_advance): Keep track of cum->words.
11299 Fix OpenVMS ABI issues for varargs.
11300 (ia64_function_value): On VMS, promote mode of non-aggregate types.
11301 (ia64_override_options): Set flag_no_common on VMS.
11302 (ia64_init_builtins): Disable FWRITE builtin.
11303 (ia64_asm_output_external): Call DO_CRTL_NAMES.
11304 (ia64_vms_init_libfuncs): Add decc$ routines.
11305 (ia64_vms_valid_pointer_mode): New function.
11306 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
11307 (ia64_promote_function_mode): New function
11308 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
11309 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
11310 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11311 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
11312 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
11313 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
11314 Suppress trailing '#' if VALUE is numeric.
11315 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
11316 ia64_promote_function_mode.
11317 (TARGET_VALID_POINTER_MODE): Define.
11319 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11322 * config/rs6000/rs6000.c (rs6000_override_options): Use
11323 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
11326 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
11327 reporting of vector + decimal/boolean/complex error.
11329 2009-08-21 Jakub Jelinek <jakub@redhat.com>
11331 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
11332 __vector double TYPE_DECL.
11334 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
11336 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
11337 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
11338 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
11339 to pointer to enum machine_mode. Update all callers as needed.
11341 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
11343 * config/alpha/alpha.md (exception_receiver): Emit alternative
11344 GP load sequence if flag_reorder_blocks_and_partition is set.
11345 (*exception_receiver_2): Also enable when
11346 flag_reorder_blocks_and_partition is set.
11348 2009-08-20 Matt Rice <ratmice@gmail.com>
11349 Diego Novillo <dnovillo@google.com>
11351 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
11354 2009-08-20 Richard Guenther <rguenther@suse.de>
11356 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
11357 * c-tree.h (c_dup_lang_specific_decl): Remove.
11358 (struct lang_decl, struct lang_type): Move definitions ...
11359 * c-lang.h: ... here. New file.
11360 * c-decl.c: Include c-lang.h.
11361 (c_dup_lang_specific_decl): Remove.
11362 * c-typeck.c: Include c-lang.h.
11363 * Makefile.in (c-decl.o): Add c-lang.h dependency.
11364 (c-typeck.o): Likewise.
11365 * c-config-lang.in (gtfiles): Add c-lang.h.
11366 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
11369 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
11371 * config/alpha/alpha.c (alpha_end_function): Do not clear
11372 crtl->emit structure and free insn locators if cfun->is_thunk is true,
11373 this is now handled in generic code.
11375 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
11377 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
11378 (s390_z10_fix_long_loop_prediction): New function.
11379 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
11380 (s390_reorg): Walk over the INSNs and invoke
11381 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
11383 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
11385 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
11386 "*brx_64bit", "*brx_31bit"): New patterns.
11387 * config/s390/s390.c ('E'): New output modifier.
11389 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11390 Richard Earnshaw <richard.earnshaw@arm.com>
11392 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
11393 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
11395 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11397 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
11399 * pa.c (emit_move_sequence): Check if address of operand1 is valid
11400 for mode mode of operand0 when doing secondary reload for SAR.
11402 2009-08-19 Jakub Jelinek <jakub@redhat.com>
11404 PR middle-end/41123
11405 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
11406 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
11408 2009-08-19 Jason Merrill <jason@redhat.com>
11410 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
11411 supported template depth in C++0x.
11413 2009-08-19 Jakub Jelinek <jakub@redhat.com>
11415 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
11416 free_after_compilation.
11417 * config/score/score7.c (score7_output_mi_thunk): Likewise.
11418 * config/score/score3.c (score3_output_mi_thunk): Likewise.
11419 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
11420 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11421 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11422 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
11423 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11425 2009-08-19 Ian Lance Taylor <iant@google.com>
11427 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
11428 of (plus (mult (neg B) C) A).
11430 2009-08-18 Michael Matz <matz@suse.de>
11432 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
11433 instead of comparing TYPE_MAIN_VARIANT for equality.
11434 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
11435 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
11436 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
11437 * gimplify.c (goa_lhs_expr_p): Ditto and use
11438 STRIP_USELESS_TYPE_CONVERSION.
11440 2009-08-18 Michael Matz <matz@suse.de>
11442 * tree-ssa-structalias.c (create_variable_info_for): Also mark
11443 first field in a struct.
11444 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
11446 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
11448 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
11449 locators before emit_insn is called. Remove assert that
11451 (alpha_end_function): Clear crtl->emit structure and free insn
11452 locators if cfun->is_thunk is true.
11454 2009-08-18 Jason Merrill <jason@redhat.com>
11456 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
11458 * configure.ac: Test for it.
11459 * configure, config.in: Regenerate.
11460 * doc/install.texi: Document --enable-gnu-unique-object.
11462 2009-08-18 Richard Guenther <rguenther@suse.de>
11464 PR middle-end/41094
11465 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
11466 pow(x,y*z) only if x is nonnegative.
11468 2009-08-18 Jakub Jelinek <jakub@redhat.com>
11470 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
11474 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
11475 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
11477 2009-08-17 DJ Delorie <dj@redhat.com>
11479 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
11480 * config/m32c/prologue.md (epilogue_freit): New.
11482 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
11483 (bank_switch_p): Likewise.
11484 (fast_interrupt_p): Likewise.
11485 (interrupt_p): Likewise.
11486 (m32c_conditional_register_usage): Round memregs size up.
11487 (need_to_save): We only need to save $a0 when we use ENTER.
11488 (interrupt_p): Check for fast_interrupt too.
11489 (bank_switch_p): New.
11490 (fast_interrupt_p): New.
11491 (m32c_attribute_table): Add bank_switch and fast_interrupt.
11492 (m32c_emit_prolog): Support bank switching and fast interrupts.
11493 * doc/extend.texi (Function Attributes): Add bank_switch and
11496 2009-08-17 Douglas B Rupp <rupp@gnat.com>
11498 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
11499 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
11501 2009-08-16 Douglas B Rupp <rupp@gnat.com>
11503 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
11504 (menu): Add IA-64/VMS Options.
11505 (IA-64/VMS Options): Likewise.
11507 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
11510 * config/mips/mips.md (*lwxs): Use :P for pointer values.
11512 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
11514 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
11515 (mips_pop_asm_switch): Likewise.
11516 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
11518 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
11519 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
11520 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
11521 (mips_print_operand_punctuation): Use them. Check mips_noreorder
11522 instead of set_noreorder.
11523 (mips_output_function_prologue): Use the new functions.
11524 (mips_output_function_epilogue): Likewise.
11525 (mips_need_noat_wrapper_p): New function, split out from...
11526 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
11527 Use mips_push_asm_switch and mips_pop_asm_switch.
11528 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
11529 and mips_pop_asm_switch.
11530 (ASM_OUTPUT_REG_POP): Likewise.
11531 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
11532 Use mips_pop_asm_switch.
11533 (mips_asm_switch): New structure.
11534 (set_noreorder, set_nomacro): Replace with...
11535 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
11536 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
11537 instead of set_nomacro.
11538 (fix_truncsfsi2_macro): Likewise.
11539 (cprestore): Likewise.
11540 (hazard): Use mips_noreorder instead of set_noreorder.
11541 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
11543 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
11545 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
11546 from prev_active_insn.
11548 2009-08-16 Anatoly Sokolov <aesok@post.ru>
11550 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
11551 * config/avr/avr.c (avr_override_options): Initialize
11552 avr_current_arch variable.
11553 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
11554 __AVR_HAVE_16BIT_SP__ according to the device type.
11555 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
11557 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
11558 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
11560 2009-08-16 Dodji Seketeli <dodji@redhat.com>
11563 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
11564 generating inlined subroutine die only. We shouldn't be
11565 called for anything else.
11566 (gen_block_die): Don't generate inline subroutine debug info for
11569 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
11571 * graphite-poly.c (print_pbb): Print PBB index.
11573 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
11575 PR middle-end/40981
11576 * graphite-interchange.c (ppl_max_for_le): Moved...
11577 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
11578 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
11579 ppl_Pointset_Powerset_C_Polyhedron_maximize.
11580 * graphite-ppl.h (ppl_max_for_le): Declared.
11582 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
11584 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
11585 supported on all platforms.
11586 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
11587 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
11588 * c-pragma.c: Likewise.
11589 * target-def.h (TARGET_INITIALIZER): Remove
11590 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
11591 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
11593 2009-08-14 Douglas B Rupp <rupp@gnat.com>
11595 * config/ia64/fde-vms.c: New file.
11596 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
11597 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
11598 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
11599 (uw_frame_state_for): Only register a personality routine if it is
11600 known to be compatible with our expectations.
11601 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
11602 Declare unw_table_entry stack variable and
11603 mod all calls to _Unwind_FindTableEntry to add arg.
11604 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
11605 (_Unwind_FindTableEntry): Add arg to prototype.
11607 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
11609 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
11610 field 'signal_pfs_loc'.
11611 (uw_frame_state_for): Remove duplicate code dealing with leaf
11612 procedures without unwind info.
11613 If in the frame after unwinding through a signal handler, restore
11614 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
11615 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
11616 'pfs_loc' to the AR.PFS location in the signal context; instead
11617 set 'signal_pfs_loc'.
11618 Manually generate the unwind info for the AR.PFS register.
11619 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
11620 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
11621 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
11622 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
11623 instead set 'signal_pfs_loc'.
11624 Remove code preventing the AR.PFS register from being restored
11625 from the signal context.
11627 2009-08-14 Douglas B Rupp <rupp@gnat.com>
11628 Tristan Gingold <gingold@adacore.com>
11630 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
11631 * config/ia64/t-vms: New file.
11632 * config/ia64/vms64.h: New file.
11633 * config/ia64/vms.h: New file.
11634 * config/ia64/vms-crtinit.asm: New file.
11635 * config/ia64/vms_symvec_libgcc_s.opt: New file.
11636 * config/ia64/vms-unwind.h: New file.
11638 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
11640 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
11643 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11645 PR middle-end/30789
11646 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
11647 Move declaration...
11648 * real.h (do_mpc_arg2): ... here.
11649 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
11652 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
11654 * final.c (add_debug_prefix_map): Don't use GC memory for
11655 old_prefix and new_prefix.
11657 2009-08-14 Richard Guenther <rguenther@suse.de>
11659 * ipa-prop.c (compute_complex_pass_through): If we cannot
11660 compute a non-varying offset for IPA_JF_ANCESTOR punt.
11662 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11664 * c-lex.c (c_lex_with_flags): Increase size of local variable
11665 to avoid memory clobber.
11667 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
11670 * config/i386/i386.c (ix86_fp_comparison_strategy):
11671 Only enable/disable sahf at function granularity.
11673 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
11675 PR rtl-optimization/41064
11676 * reload1.c (reload_as_needed): Don't call extract_insn
11677 for known invalid replacements after calling
11678 validate_replace_rtx_group and verify_changes.
11680 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
11683 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
11684 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
11685 ix86_expand_fp_vcond.
11686 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
11687 Assert that operation is supported by ix86_expand_int_vcond.
11688 (vcondu<SSEMODE124C8:mode>): Ditto.
11690 2009-08-13 DJ Delorie <dj@redhat.com>
11692 * config/i386/djgpp-stdint.h: New.
11693 * config.gcc (djgpp): Use it.
11695 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
11697 * config/sh/sh.c (sh_override_options): When flag_exceptions or
11698 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
11700 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
11702 * tree-ssa-loop-prefetch.c
11703 (prune_ref_by_group_reuse): Enhance probabilistic analysis
11704 for long-stride pruning.
11705 (compute_miss_rate): New function to compute the probability
11706 that two memory references access different cache lines.
11708 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
11710 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
11712 2009-08-13 Richard Guenther <rguenther@suse.de>
11714 PR middle-end/41047
11715 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
11716 use the constant pointer type.
11717 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
11718 of CV qualifiers on the target pointer type.
11719 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
11720 conversion check before restrict check.
11722 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
11725 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
11727 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
11729 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
11731 2009-08-12 Richard Guenther <rguenther@suse.de>
11733 PR tree-optimization/41011
11734 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
11735 and reference constructing.
11737 2009-08-12 Xinliang David Li <davidxl@google.com>
11739 PR tree-optimization/41012
11740 * tree-flow.h : New external interface.
11741 * gimple-low.c (check_call_arg): Change to public function.
11742 Remove argument mismatch check in lowering.
11743 * tree-inline.h (tree_can_inline_p): Interface change.
11744 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
11745 into this function.
11746 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
11747 Call change to tree_can_inline_p function.
11748 (cgraph_decide_inlining_incrementally): Ditto.
11750 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
11752 PR tree-optimization/41031
11753 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
11754 on the partition variable rather than promote_mode on the source
11755 type. Assert that the partition variable's type has the same
11756 mode as the source value's.
11758 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
11760 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
11761 for for_return == 2.
11762 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
11764 * calls.c (expand_call): Fix typo.
11765 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
11767 * stmt.c (expand_value_return): Use promote_function_mode to copy out
11769 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
11770 * config/cris/cris.c (cris_promote_function_mode): Likewise.
11771 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
11772 * config/pa/pa.c (pa_promote_function_mode): Likewise.
11774 2009-08-12 Andrew Haley <aph@redhat.com>
11776 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
11778 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11781 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11783 2009-08-12 Richard Guenther <rguenther@suse.de>
11785 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
11786 * gimplify.c (gimplify_modify_expr): Do not use
11787 lang_hooks.types_compatible_p.
11788 * tree-ssa.c (useless_type_conversion_p): For aggregates
11789 just return false if the canonical types differ.
11791 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11793 PR middle-end/40980
11794 * sese.c (convert_for_phi_arg): New.
11795 (add_guard_exit_phis): Use convert_for_phi_arg.
11797 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11799 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
11800 unknown subscript upper bounds.
11802 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11803 Pranav Garg <pranav.garg2107@gmail.com>
11805 * graphite-interchange.c (gather_access_strides): Removed.
11806 (ppl_max_for_le): New.
11807 (build_linearized_memory_access): New.
11808 (memory_stride_in_loop): New.
11809 (pbb_interchange_profitable_p): Reimplemented.
11810 * graphite-ppl.h (ppl_new_id_map): New.
11811 (ppl_interchange): New.
11813 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11815 * graphite-interchange.c (compute_subscript): Removed.
11816 (compute_array_size_cstr): Removed.
11817 (compute_array_size_poly): Removed.
11818 (compute_array_size): Removed.
11819 (gather_access_strides_poly): Removed.
11820 (gather_access_strides): Empty.
11822 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11824 * graphite-dependences.c (dependence_polyhedron_1): Replace
11825 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
11826 (graphite_legal_transform_dr): Same.
11827 (graphite_carried_dependence_level_k): Same.
11828 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
11829 Initialize PDR_NB_SUBSCRIPTS.
11830 (print_pdr_access_layout): Replace pdr_nb_subscripts with
11832 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
11833 (PDR_NB_SUBSCRIPTS): New.
11834 (pdr_nb_subscripts): Removed.
11835 (pdr_dim): Simplified.
11836 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
11837 with PDR_NB_SUBSCRIPTS.
11839 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11841 * graphite-interchange.c (compute_array_size): Remove use of
11842 PDR_DATA_CONTAINER.
11843 * graphite-poly.c (new_poly_dr): Remove argument data_container.
11844 Do not initialize PDR_DATA_CONTAINER.
11845 (print_pdr): Do not print PDR_DATA_CONTAINER.
11846 * graphite-poly.h (struct poly_dr): Remove data_container field.
11847 (PDR_DATA_CONTAINER): Removed.
11848 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
11849 PDR_DATA_CONTAINER.
11850 (build_poly_dr): Same.
11852 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11853 Sebastian Pop <sebastian.pop@amd.com>
11855 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
11856 copy of the dependence polyhedron. Free the temporary objects.
11857 (graphite_carried_dependence_level_k): Free unused objects before
11860 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11862 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
11863 Early return without analyzing the data dependences if no
11864 transform has been done. Call restore_scattering if the transform
11866 (graphite-interchange.c): Same.
11867 * graphite-poly.c (print_scattering_function): Test for
11869 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
11870 (apply_poly_transforms): Do not gcc_assert that
11871 the transform is legal.
11872 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
11873 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
11874 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
11875 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
11876 * graphite-poly.h (struct poly_scattering): New.
11877 (struct poly_bb): Add original, transformed, and saved fields.
11878 Remove transformed_scattering, original_scattering,
11879 nb_local_variables and nb_scattering_transform fields.
11880 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
11881 (poly_scattering_new): New.
11882 (poly_scattering_free): New.
11883 (poly_scattering_copy): New.
11884 (store_scattering_pbb): New.
11885 (store_scattering): New.
11886 (restore_scattering_pbb): New.
11887 (restore_scattering): New.
11888 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
11889 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
11891 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11893 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
11894 (print_scop): Same.
11896 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11898 * Makefile.in (graphite.o): Depends on PREDICT_H.
11899 * graphite.c: Include predict.h.
11900 (graphite_finalize): Call tree_estimate_probability.
11901 * predict.c (predict_loops): Do not call scev_initialize and
11903 (tree_estimate_probability_bb): New.
11904 (tree_estimate_probability): Do not initialize loops: move that
11905 code to the driver. Call tree_estimate_probability_bb.
11906 (tree_estimate_probability_driver): New.
11907 (pass_profile): Use tree_estimate_probability_driver.
11908 * predict.h (tree_estimate_probability): Declared.
11910 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11912 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
11913 * graphite-dependences.c (graphite_legal_transform): Add time to
11914 TV_GRAPHITE_DATA_DEPS.
11915 (dependency_between_pbbs_p): Same.
11916 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
11918 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
11920 PR rtl-optimization/41033
11921 * alias.c (nonoverlapping_component_refs_p): Punt when strict
11922 aliasing is disabled.
11924 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
11926 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
11927 si_mask_operand, and_load_operand, low_bitmask_operand,
11928 and_reg_operand, and_operand): New predicates.
11929 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
11930 * config/mips/mips.c (and_operands_ok): New function.
11931 * config/mips/mips-protos.h (and_operands_ok): Declare it.
11932 * config/mips/mips.md (move_type): Add ext_ins and logical.
11933 (type): Handle them.
11934 (and<mode>3): Use and_reg_operand as the second operand's predicate.
11935 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
11936 shift_shift. Remove commutative constraint modifier.
11937 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
11939 (*clear_upper32_dext): Remove define_insn_and_split.
11940 (*clear_upper32): Turn this define_insn_and_split ...
11941 (splitter for ANDing register with 0xffff_ffff): .. into this.
11943 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
11945 * combine.c (try_widen_shift_mode): Factor out code to check if an
11946 integer constant is a low-order bitmask from here ...
11947 * rtlanal.c (low_bitmask_len): ... to here.
11948 * rtl.h (low_bitmask_len): Declare.
11950 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
11953 * config/alpha/alpha.md (addsi3): Remove expander.
11954 (addsi3): Rename from *addsi3_internal insn pattern.
11955 (subsi3): Remove expander.
11956 (subsi3): Rename from *subsi3_internal insn pattern.
11958 2009-08-11 Douglas B Rupp <rupp@gnat.com>
11960 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
11963 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
11964 Eric Botcazou <botcazou@adacore.com>
11965 Douglas B Rupp <rupp@gnat.com>
11967 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
11968 that records that fit in 64 bits are returned by immediate value,
11969 as required by OpenVMS Calling Standard.
11970 (function_value): Adjust for above modification.
11971 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
11972 virtual_incoming_args_rtx as base object, not next_arg.
11973 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
11975 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11977 * reload.c (find_reloads_subreg_address): Check the original
11978 req_equiv_mem address to detect the case where an address is
11979 not valid in the outer mode.
11981 2009-08-11 Richard Guenther <rguenther@suse.de>
11984 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
11986 2009-08-10 Douglas B Rupp <rupp@gnat.com>
11988 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
11989 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
11991 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
11992 Douglas B Rupp <rupp@gnat.com>
11994 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
11995 PT_STACK when frame_pointer_needed on OpenVMS.
11996 (alpha_pv_save_size, alpha_using_fp): Remove.
11997 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
11998 with proper processing for PT_NULL.
11999 (alpha_vms_initial_elimination_offset): New function. Support for
12000 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
12001 (alpha_sa_size): Force procedure type to PT_STACK when
12002 frame_pointer_needed on OpenVMS.
12003 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
12004 (alpha_using_fp): Likewise.
12005 (alpha_vms_can_eliminate): Add prototype.
12006 (alpha_vms_initial_elimination_offset): Likewise.
12007 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
12008 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
12010 2009-08-10 Eric Botcazou <botcazou@adacore.com>
12011 Douglas B Rupp <rupp@gnat.com>
12013 * config/alpha/alpha.c (common_object_handler): New function.
12014 (vms_attribute_table): Declare a single attribute "common_object".
12015 (vms_output_aligned_decl_common): New global function.
12016 (SECTION_VMS_OVERLAY): Delete.
12017 (SECTION_VMS_GLOBAL): Likewise.
12018 (SECTION_VMS_INITIALIZE): Likewise.
12019 (vms_asm_named_section): Remove support for above flags.
12020 (vms_section_type_flags): Delete.
12021 (TARGET_SECTION_TYPE_FLAGS): Likewise.
12022 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
12023 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
12024 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
12026 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
12029 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
12030 (sub_ddmmss): Likewise.
12032 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
12035 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
12038 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12041 * reload1.c (reload_as_needed): Use cancel_changes to completely
12042 undo a failed replacement attempt.
12044 2009-08-10 Richard Guenther <rguenther@suse.de>
12046 PR middle-end/41006
12047 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
12048 (useless_type_conversion_p): ... here. Require pointer targets
12051 2009-08-10 Dodji Seketeli <dodji@redhat.com>
12054 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
12055 loose the original type of the statement list.
12057 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12059 * config/alpha/alpha.c: Include libfuncs.h
12060 (avms_asm_output_extern): New function.
12061 (alpha_init_libfuncs): Init some decc libfuncs.
12062 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
12063 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
12064 (DO_CRTL_NAMES): Define.
12065 (LIB_SPEC): Remove.
12066 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
12067 (LONG_TYPE_SIZE): Define.
12068 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
12069 (SUBTARGET_SWITCHES): Define malloc64 switch.
12070 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
12071 (MASK_RETURN_ADDR): Define.
12072 doc/invoke.texi (mmalloc64): Document switch.
12074 2009-08-09 Olivier Hainque <hainque@adacore.com>
12075 Douglas B Rupp <rupp@gnat.com>
12077 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
12078 uses_condition_handler.
12079 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
12080 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
12081 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
12082 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
12083 (code_for_builtin): New insn codes for the new alpha_builtins.
12084 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
12085 (alpha_sa_size): Account for uses_condition_handler.
12086 (alpha_expand_prologue): Likewise.
12087 (alpha_start_function): Likewise.
12088 (alpha_expand_epilogue): Likewise.
12089 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
12090 establish/revert expanders.
12091 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
12092 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
12093 New expander, resorting to the alpha.c associated function.
12094 (builtin_revert_vms_condition_handler): Likewise.
12095 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
12096 __gcc_shell_handler, the static VMS condition handler used as
12097 an indirection wrapper to the current dynamically established
12099 * config/alpha/vms-unwind.h: Complete rewrite.
12100 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
12101 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
12103 2009-08-09 Eric Botcazou <botcazou@adacore.com>
12104 Douglas B Rupp <rupp@gnat.com>
12106 * config/alpha/alpha.c (alpha_links): Add 'target' field.
12107 (alpha_need_linkage): Handle aliases. Return function symbol.
12108 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
12109 Use ultimate alias target for the linkage name.
12110 * config/alpha/alpha.md (movmemdi): Use the symbol returned
12111 by alpha_need_linkage for the function symbol.
12112 (setmemdi): Likewise.
12114 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12116 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
12117 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
12118 (ASM_WEAKEN_LABEL): Define.
12119 (CRT_CALL_STATIC_FUNCTION): Define.
12120 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
12121 (ENDFILE_SPEC): Define.
12122 (INIT_SECTION_ASM_OP): Define.
12123 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
12124 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
12125 crtend.o crtendS.o.
12126 (MULTILIB_OSDIRNAMES): Define.
12127 (shlib_version): Define.
12128 (SHLIB_EXT): Define.
12129 (SHLIB_OBJS): Define.
12130 (SHLIB_NAME): Define.
12131 (SHLIB_MULTILIB): Define.
12132 (SHLIB_INSTALL): Define.
12133 (SHLIB_SYMVEC): Define.
12134 (SHLIB_SYMVECX2): Define.
12135 (SHLIB_LINK): Define.
12137 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12139 * config/alpha/alpha.c (alpha_initialize_trampoline):
12140 Initialize VMS trampoline IAW ABI for bounded procedure calls.
12141 (alpha_start_function): Emit transfer address on nested functions
12142 for VMS trampoline call.
12143 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
12144 since no longer used.
12145 * config/alpha/vms-tramp.asm: Remove.
12146 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
12147 since now only data initialized at runtime.
12149 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12151 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
12152 (LINK_GCC_C_SEQUENCE_SPEC): Define.
12153 (MD_EXEC_PREFIX): Remove, no longer used.
12154 (MD_STARTFILE_PREFIX): Likewise.
12155 (INCLUDE_DEFAULTS): Likewise.
12156 * config/alpha/t-vms:
12157 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
12159 2009-08-09 Richard Guenther <rguenther@suse.de>
12161 PR tree-optimization/41016
12162 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
12163 (operand_precision): Remove.
12164 (integral_operand_p): Likewise.
12165 (recognize_single_bit_test): Adjust.
12167 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
12169 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
12170 operation overflows. Likewise non-cast unary arithmetic.
12171 If one arm of a conditional expression is always taken,
12172 inhibit evaluation warnings for the other arm. Likewise inhibit
12173 evaluation warnings for the second && or || operand if the first
12174 operand is enough to determine the result.
12175 * c-typeck.c (build_conditional_expr): Apply the same inhibition
12177 (build_binary_op): Prevent duplicate evaluation warnings.
12179 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
12181 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
12182 and destination have different modes, Use promote_mode to
12183 determine the signedness of the conversion. Assert that the
12184 promoted source mode matches the destination mode. Don't pass
12185 the destination and destination mode to expand_expr if the source
12186 mode is different. Simplify conversion logic.
12188 2009-08-09 Ira Rosen <irar@il.ibm.com>
12190 PR tree-optimization/41008
12191 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
12192 from condition only in case it's a comparison. Adjust checks.
12194 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
12196 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
12197 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
12198 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
12199 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
12200 (dump_cand): Handle them.
12201 (struct iv_cand): New members COST_STEP and AINC_USE.
12202 (stmt_after_increment): Likewise.
12203 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
12204 callers changed. Use gimple_uid comparison instead of scanning.
12205 (add_candidate_1): When looking for identical candidates, take
12206 AINC_USE into account. Set it for new candidates.
12207 (force_expr_to_var_cost): Cast target_spill_cost to int.
12208 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
12209 All callers changed. Check for availability of autoinc addressing
12210 modes, both in general for a given mode, and in the specific use case.
12211 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
12213 (get_computation_cost): Likewise.
12214 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
12215 add_autoinc_candidates): New static functions.
12216 (add_candidate): Call add_autoinc_candidates for candidates based on
12218 (find_iv_candidates): Call set_autoinc_for_original_candidates.
12219 (determine_use_iv_cost_address): If we have an autoinc candidate at
12220 the matching use, verify autoinc is possible and subtract the cost
12221 of the candidate's step from the cost.
12222 (determine_iv_cost): Record the cost of the increment in the COST_STEP
12223 member of the candidate.
12224 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
12225 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
12227 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12229 * config.build (ia64-hp-*vms*): New target.
12230 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
12231 with ia64-hp-*vms*.
12232 * config.gcc (ia64-hp-*vms*): New target.
12233 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
12234 with ia64-hp-*vms*.
12235 * config.host (ia64-hp-*vms*): New target.
12236 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
12237 with ia64-hp-*vms*.
12239 2009-08-08 Richard Guenther <rguenther@suse.de>
12241 PR tree-optimization/40991
12242 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
12244 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
12246 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
12247 mode check. Do truncations in an integer mode.
12248 (force_to_mode): Handle subregs for all mode types. Only do
12249 arithmetic simplifications on integer modes.
12251 2009-08-07 Richard Guenther <rguenther@suse.de>
12253 PR tree-optimization/40999
12254 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
12255 (maybe_fold_reference): Lookup constant initializers.
12256 (fold_gimple_assign): Likewise.
12258 2009-08-07 Richard Guenther <rguenther@suse.de>
12260 * tree-ssa.c (useless_type_conversion_p_1): Only for types
12261 that require structural equality defer to the langhook.
12263 2009-08-07 Martin Jambor <mjambor@suse.cz>
12265 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
12267 (struct ipa_pass_through_data): New type.
12268 (struct ipa_ancestor_jf_data): New type.
12269 (union jump_func_value): Removed field formal_id, added fields
12270 pass_through and ancestor.
12271 (struct ipa_param_call_note): Changed type of formal_id to int from
12273 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
12274 operations jump functions and ancestor jump functions.
12275 (compute_complex_pass_through): New function.
12276 (compute_scalar_jump_functions): Call compute_complex_pass_through,
12277 reflect changes in the jump function strucutre.
12278 (update_jump_functions_after_inlining): Ignore complex pass-through
12279 and ancestor jump functions.
12280 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
12281 polynomial pass-through with operation jump functions.
12283 2009-08-07 Jakub Jelinek <jakub@redhat.com>
12285 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
12286 fde->dw_fde_begin as begin label instead of hot/cold label.
12287 Use LLSDAC label instead of LLSDA for second section lsda.
12288 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
12289 label instead of LLSDA if it is true.
12290 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
12292 * except.c (add_call_site, dw2_size_of_call_site_table): Add
12293 SECTION argument. Use it as index into crtl->eh.call_site_record
12295 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
12296 use it to determine how to print table entries instead of using
12297 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
12298 label instead of normal begin label as base.
12299 (sjlj_assign_call_site_values): Adjust add_call_site caller.
12300 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
12301 ensure no EH range spans between sections and that landing pads
12302 are always in the corresponding section.
12303 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
12304 for crtl->eh.call_site_record being an array rather than scalar.
12305 (output_one_function_exception_table): New function, copied
12306 from output_function_exception_table. Adjust
12307 dw2_size_of_call_site_table, dw2_output_call_site_table
12308 callers. For SECOND section use *C suffixed labels.
12309 (output_function_exception_table): Call
12310 output_one_function_exception_table and, when doing hot/cold
12311 partitioning, also another time for the second section.
12312 * opts.c: Include except.h.
12313 (decode_options): Allow -freorder-blocks-and-partition with
12314 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
12315 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
12316 * function.h (struct rtl_eh): Change call_site_record from
12317 scalar into array of 2 elements.
12319 2009-08-07 Martin Jambor <mjambor@suse.cz>
12321 * ipa-prop.c (count_formal_params_1): New function.
12322 (ipa_get_vector_of_formal_parms): New function.
12323 (get_vector_of_formal_parm_types): New function.
12324 (ipa_modify_formal_parameters): New function.
12325 (ipa_modify_call_arguments): New function.
12326 (index_in_adjustments_multiple_times_p): New function.
12327 (ipa_combine_adjustments): New function.
12328 (ipa_dump_param_adjustments): New function.
12329 * ipa-prop.h (struct ipa_parm_adjustment): New type.
12330 (ipa_get_vector_of_formal_parms): Declare.
12331 (ipa_modify_formal_parameters): Declare.
12332 (ipa_modify_call_arguments): Declare.
12333 (ipa_combine_adjustments): Declare.
12334 (ipa_dump_param_adjustments): Declare.
12335 (build_ref_for_offset): Declare.
12336 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
12337 * tree-sra.c: Include ipa-prop.c.
12338 (build_ref_for_offset): Make public.
12340 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
12342 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
12344 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
12346 * gcc/doc/extend.texi (__builtin_extract_return_address)
12347 (__builtin_frob_return_address): Document.
12349 2009-08-06 Paul Brook <paul@codesourcery.com>
12351 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
12352 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
12353 implementation on ARMv6-M.
12355 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12357 * doc/extend.texi (pcs): Document new attribute for ARM.
12359 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12361 * arm.c (pcs_attribute_args): Comment out unsupported attribute
12364 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12366 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
12369 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12371 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
12373 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12375 Merge ARM/hard_vfp_branch to trunk.
12377 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
12379 * arm.c (libcall_eq): New function.
12380 (libcall_hash): New function.
12381 (add_libcall): New function.
12382 (arm_libcall_uses_aapcs_base): New function.
12383 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
12384 libcalls using the base PCS.
12385 (arm_init_cumulative_args): Likewise.
12387 2009-07-20 Joseph Myers <joseph@codesourcery.com>
12389 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
12390 Use base ABI for conversion libfuncs between HFmode and SFmode.
12392 2009-05-12 Joseph Myers <joseph@codesourcery.com>
12394 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
12395 V4SImode as representatives of all 64-bit and 128-bit vector
12396 types. Allow vector types without vector modes.
12397 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
12398 without vector modes like BLKmode.
12399 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
12400 BLKmode. Avoid unsupported vector modes or TImode moves for
12402 (aapcs_vfp_allocate_return_reg): Likewise.
12403 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
12404 V8QImode if TARGET_NEON || TARGET_IWMMXT.
12406 2009-05-12 Joseph Myers <joseph@codesourcery.com>
12408 * config/arm/arm.c (arm_handle_pcs_attribute): New.
12409 (arm_get_pcs_model): Pass attribute arguments to
12410 arm_pcs_from_attribute.
12411 (arm_init_cumulative_args): Use base AAPCS for conversions from
12412 floating-point types to DImode.
12413 (arm_attribute_table): Add pcs attribute.
12414 (arm_handle_pcs_attribute): New.
12415 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
12416 conversions from floating-point types to DImode, also declare them
12417 to use base AAPCS and declare functions they call to use base
12418 AAPCS and their RTABI names.
12420 2009-05-12 Joseph Myers <joseph@codesourcery.com>
12422 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
12423 -mfloat-abi=hard not being supported for VFP.
12425 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
12427 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
12428 SYMBOL_REF to hard_libcall_value.
12430 2009-03-05 Joseph Myers <joseph@codesourcery.com>
12431 Richard Earnshaw <rearnsha@arm.com>
12433 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
12434 has been put on the stack, all remaining co-processory arguments for
12435 that co-processor also go on the stack.
12437 2009-03-05 Joseph Myers <joseph@codesourcery.com>
12439 * config/arm/arm.c (arm_return_in_memory): Handle returning
12440 vectors of suitable size in registers also for AAPCS case.
12442 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12444 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
12446 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
12448 ARM Hard-VFP calling convention
12449 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
12450 * target.h (gcc_target): Add libcall_value to table of call hooks.
12451 * targhooks.h (default_libcall_value): Default implementation.
12452 * targhooks.c (default_libcall_value): Likewise.
12453 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
12454 * optabs.c (expand_unop): Use it.
12455 * expr.h (hard_libcall_value): Pass the function RTX through.
12456 * calls.c (emit_library_call_value_1): Update call to
12457 hard_libcall_value.
12458 * explow.c (hard_libcall_value): Use new target hook.
12459 * config/arm/arm.c: Include cgraph.h
12460 (TARGET_FUNCTION_VALUE): Override default hook.
12461 (arm_pcs_default): New variable.
12462 (arm_override_options): Don't fault hard calling convention with VFP.
12463 Add support for AAPCS variants.
12464 (arm_function_value): Make static. Handle AAPCS variants.
12465 (arm_libcall_value): New function.
12466 (arm_apply_result_size): Handle VFP registers in results.
12467 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
12469 (pcs_attribute_args): New variable.
12470 (arm_pcs_from_attribute): New function.
12471 (arm_get_pcs_model): New function.
12472 (aapcs_vfp_cum_init): New function.
12473 (aapcs_vfp_sub_candidate): New function.
12474 (aapcs_vfp_is_return_candidate): New function.
12475 (aapcs_vfp_is_call_candidate): New function.
12476 (aapcs_vfp_allocate): New function.
12477 (aapcs_vfp_allocate_return_reg): New function.
12478 (aapcs_vfp_advance): New function.
12479 (aapcs_cp_arg_layout): New variable.
12480 (aapcs_select_call_coproc): New function.
12481 (aapcs_select_return_coproc): New function.
12482 (aapcs_allocate_return_reg): New function.
12483 (aapcs_libcall_value): New function.
12484 (aapcs_layout_arg): New function.
12485 (arm_init_cumulative_args): Initialize AAPCS args data.
12486 (arm_function_arg): Handle AAPCS variants using new interface.
12487 (arm_arg_parital_bytes): Likewise.
12488 (arm_function_arg_advance): New function.
12489 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
12490 calling conventions.
12491 (arm_setup_incoming_varargs): Handle new AAPCS args data.
12492 * arm.h (NUM_VFP_ARG_REGS): Define.
12493 (LIBCALL_VALUE): Update.
12494 (FUNCTION_VALUE): Delete.
12495 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
12496 (arm_pcs): New enum.
12497 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
12498 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
12499 (FUNCTION_ARG_REGNO_P): Add VFP regs.
12500 * arm-protos.h (arm_function_arg_advance): Add.
12501 (aapcs_libcall_value): Add.
12502 (arm_function_value): Delete.
12504 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
12505 H.J. Lu <hongjiu.lu@intel.com>
12508 * config/i386/i386.c (standard_sse_mode_p): Remove.
12509 (standard_sse_constant_p): Return 2 for integer mode
12510 vector_all_ones_operand when SSE2 is enabled.
12511 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
12512 (ix86_expand_vector_move): Do not check for negative values from
12513 standard_sse_constant_p.
12515 2009-08-06 Richard Guenther <rguenther@suse.de>
12517 * tree-ssa.c (useless_type_conversion_p_1): Make function and
12518 array type comparisons frontend independent.
12519 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
12520 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
12521 out array reference lower bound and element size operands.
12522 (ao_ref_init_from_vn_reference): Properly compute the offset
12523 for ARRAY_RANGE_REF.
12524 (vn_reference_fold_indirect): Fill out array reference lower
12525 bound and element size operands.
12526 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
12527 a non gimple valued reference operand which can happen for
12528 array reference lower bound or element size.
12529 (create_component_ref_by_pieces_1): Properly generate the
12530 element size operand for array references.
12532 2009-08-06 Richard Guenther <rguenther@suse.de>
12534 PR tree-optimization/40964
12535 * tree.c (iterative_hash_host_wide_int): Export.
12536 * tree.h (iterative_hash_host_wide_int): Declare.
12537 * tree-ssa-structalias.c (heapvar_map): New struct.
12538 (heapvar_map_eq): New function.
12539 (heapvar_map_hash): Likewise.
12540 (heapvar_lookup): Adjust.
12541 (heapvar_insert): Likewise.
12542 (make_constraint_from_heapvar): Allow multiple heap variables
12543 per decl at different offsets.
12544 (init_alias_heapvars): Adjust.
12546 2009-08-04 David Daney <ddaney@caviumnetworks.com>
12548 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
12549 * mips_output_sync_loop (mips_output_sync_loop): Only emit
12550 trailing sync if TARGET_SYNC_AFTER_SC.
12552 2009-08-05 David Daney <ddaney@caviumnetworks.com>
12554 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
12555 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
12556 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
12557 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
12558 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
12559 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
12560 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12561 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
12562 test_and_set_12): Rewrite calls to mips_output_sync_loop.
12563 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
12564 the prototype declaration match the definition.
12565 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
12566 instructions explicitly. Add barrier_before and operands
12568 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
12569 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
12570 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
12571 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
12572 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
12573 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
12575 2009-08-05 Andrew Pinski <pinskia@gmail.com>
12577 * tree-ssa-alias.c: Fix intervals to use [) syntax.
12579 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
12580 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
12583 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
12586 2009-08-05 Jakub Jelinek <jakub@redhat.com>
12588 PR rtl-optimization/40924
12589 * dse.c (canon_address): Before calling cselib_expand_value_rtx
12590 make sure canon_rtx (mem_address) isn't simpler than
12591 canon_rtx (expanded_mem_address).
12593 2009-08-05 Li Feng <nemokingdom@gmail.com>
12595 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
12596 for each poly_bb_p.
12597 (build_scop_drs): Build alias set for each SCoP.
12599 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
12601 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
12602 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
12603 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
12604 (MIPS_ARCH_FLOAT_SPEC): Likewise.
12605 (BASE_DRIVER_SELF_SPECS): Likewise.
12607 2009-08-04 Andrew Pinski <pinskia@gmail.com>
12609 * tree-ssa-alias.c: Fix some comment typos.
12611 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
12613 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
12614 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
12616 2009-08-03 Janis Johnson <janis187@us.ibm.com>
12619 * simplify-rtx.c (simplify_binary_operation_1): Disable
12620 simplifications for decimal float operations.
12622 2009-08-03 Jakub Jelinek <jakub@redhat.com>
12624 PR middle-end/40943
12625 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
12626 operand of INDIRECT_REF.
12628 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
12630 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
12631 constants referencing TLS symbols.
12633 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
12635 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
12636 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
12638 2009-08-03 Richard Guenther <rguenther@suse.de>
12640 * tree.c (make_vector_type): Build a main variant first,
12641 get the canonical one and then build the variant.
12642 * tree-ssa.c (useless_type_conversion_p_1): Handle
12644 (useless_type_conversion_p): Conversions to pointers to
12645 incomplete record types are useless.
12647 2009-08-03 Richard Guenther <rguenther@suse.de>
12649 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
12650 file will be created.
12651 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
12652 * toplev.c (compile_file): Adjust comment.
12654 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
12656 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
12657 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
12658 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12659 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12660 (sh_promote_function_mode): Fix typo.
12662 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
12664 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
12666 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12668 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
12669 declaration arguments.
12671 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
12673 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
12674 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
12675 (ix86_split_ashl): Ditto.
12676 (ix86_expand_vector_init_one_nonzero): Ditto.
12677 (ix86_expand_vector_set): Ditto.
12678 (ix86_expand_reduc_v4sf): Ditto.
12680 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
12682 * explow.c (promote_function_mode): Remove assert.
12683 * config/sh/sh.c (sh_promote_function_mode): Declare.
12685 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12687 * config/pa/pa.c (pa_promote_function_mode): Declare.
12688 Change to static. Fix promote_mode call.
12690 * gthr-dce.h (CONST_CAST2): Define if not defined.
12691 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
12693 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
12695 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
12697 * expr.c (store_constructor): Use promote_decl_mode. Remove
12698 now write-only variable unsignedp.
12699 (expand_expr_real_1): Use promote_decl_mode.
12700 * expr.h (promote_function_mode, promote_decl_mode): New.
12701 (promote_mode): Remove last argument.
12702 * function.c (assign_temp): Drop last argument of promote_mode.
12703 (assign_parm_find_data_types): Use promote_function_mode.
12704 (assign_parm_setup_reg): Likewise.
12705 (expand_function_end): Use promote_function_mode.
12706 * calls.c (initialize_argument_information): Use promote_function_mode.
12707 (precompute_arguments): Use promote_mode instead of checking if
12708 only PROMOTE_FUNCTION_MODE is defined.
12709 (expand_call): When making sibcall decisions, use promote_function_mode.
12710 Below, remove an if for targetm.calls.promote_function_return and
12711 and use promote_function_mode.
12712 (emit_library_call_value_1): Use promote_function_mode, fix bug
12713 where promote_mode was passed FOR_CALL == 0 for a return value in an
12715 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
12716 * explow.c (promote_function_mode, promote_decl_mode): New.
12717 (promote_mode): Keep only the FOR_CALL == 0 case.
12718 * combine.c (setup_incoming_promotion): Remove test of
12719 promote_function_args. Use promote_function_mode.
12720 * stmt.c (expand_value_return): Use promote_decl_mode.
12721 (expand_decl): Use promote_decl_mode.
12723 * expr.c (store_constructor): Use promote_decl_mode. Remove
12724 now write-only variable unsignedp.
12725 (expand_expr_real_1): Use promote_decl_mode.
12726 * expr.h (promote_function_mode, promote_decl_mode): New.
12727 (promote_mode): Remove last argument.
12728 * function.c (assign_temp): Drop last argument of promote_mode.
12729 (assign_parm_find_data_types): Use promote_function_mode.
12730 (assign_parm_setup_reg): Likewise.
12731 (expand_function_end): Use promote_function_mode.
12732 * calls.c (initialize_argument_information): Use promote_function_mode.
12733 (precompute_arguments): Use promote_mode instead of checking if
12734 only PROMOTE_FUNCTION_MODE is defined.
12735 (expand_call): When making sibcall decisions, use promote_function_mode.
12736 Below, remove an if for targetm.calls.promote_function_return and
12737 and use promote_function_mode.
12738 (emit_library_call_value_1): Use promote_function_mode, fix bug
12739 where promote_mode was passed FOR_CALL == 0 for a return value in an
12741 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
12742 * explow.c (promote_function_mode, promote_decl_mode): New.
12743 (promote_mode): Keep only the FOR_CALL == 0 case.
12744 * combine.c (setup_incoming_promotion): Remove test of
12745 promote_function_args. Use promote_function_mode.
12746 * stmt.c (expand_value_return): Use promote_decl_mode.
12747 (expand_decl): Use promote_decl_mode.
12749 * explow.c (promote_function_mode): Just call the target hook.
12750 * targhooks.c (default_promote_function_mode,
12751 default_promote_function_mode_always_promote): New.
12752 * targhooks.h (default_promote_function_mode,
12753 default_promote_function_mode_always_promote): Declare.
12754 * target.h (promote_function_args, promote_function_return): Remove.
12755 (promote_function_mode): New.
12756 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
12757 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12758 (TARGET_PROMOTE_FUNCTION_MODE): New.
12759 (TARGET_CALLS): Adjust.
12760 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
12761 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
12763 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
12764 * config/s390/s390.c (s390_promote_function_mode): ... here,
12765 with pointer handling.
12766 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12767 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12769 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
12770 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
12771 with pointer handling.
12772 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12773 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12775 * config/sh/sh-protos.h (sh_promote_function_mode): New.
12776 * config/sh/sh.c (sh_promote_function_mode): New.
12777 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12778 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12780 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
12781 * config/cris/cris.c (cris_promote_function_mode): ... here.
12782 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12783 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12785 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
12786 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
12787 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12788 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12790 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
12791 * config/arm/arm.c (arm_promote_function_mode): ... here, without
12792 complex type handling.
12793 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12794 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12796 * config/pa/pa.c (pa_promote_function_mode): New.
12797 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12798 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12800 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
12801 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12802 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
12803 * config/xtensa/xtensa.c: Likewise.
12804 * config/stormy16/stormy16.c: Likewise.
12805 * config/iq2000/iq2000.c: Likewise.
12806 * config/rs6000/rs6000.c: Likewise.
12807 * config/picochip/picochip.c: Likewise.
12808 * config/arc/arc.c: Likewise.
12809 * config/mcore/mcore.c: Likewise.
12810 * config/score/score.c: Likewise.
12811 * config/mips/mips.c: Likewise.
12812 * config/bfin/bfin.c: Likewise.
12813 * config/ia64/ia64.c: Likewise (disabled though).
12815 * config/frv/frv.h: Remove pointless remark.
12817 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
12818 TARGET_PROMOTE_FUNCTION_ARGS,
12819 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
12820 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
12822 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
12824 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
12825 -floop-parallelize-all.
12826 * toplev.c (process_options): Rename flag_graphite_force_parallel to
12827 flag_loop_parallelize_all.
12828 * tree-ssa-loop.c (gate_graphite_transforms): Same.
12829 * graphite.c (graphite_transform_loops): Same.
12830 * common.opt: Same.
12831 * graphite-poly.c (apply_poly_transforms): Same.
12833 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
12835 PR tree-optimization/40914
12836 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
12837 if set, then check the delta field of the PMF record.
12838 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
12839 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
12840 call is stored in the delta.
12842 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
12844 * config/mips/mips.md (*clear_upper32_dext): New pattern.
12846 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
12848 * config/i386/bsd.h (ASM_BYTE): New define.
12849 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
12850 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
12851 .byte. Use fputs or putc instead of fprintf where appropriate.
12852 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
12853 fputs or putc instead of fprintf where appropriate.
12854 * config/i386/i386elf.h: Ditto.
12855 * config/i386/sysv4.h: Ditto.
12857 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
12858 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
12859 (*tls_global_dynamic_64): Ditto.
12861 2009-07-31 Christian Bruel <christian.bruel@st.com>
12863 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
12865 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12867 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
12868 Remove dead code for MINUS.
12870 2009-07-31 Anthony Green <green@moxielogic.com>
12872 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
12874 (moxie_expand_epilogue): Ditto for epilogue.
12875 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
12876 incoming arguments.
12877 (moxie_function_arg): Ditto.
12878 (moxie_pass_by_reference): Ditto.
12879 (moxie_arg_partial_bytes): Ditto.
12880 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
12881 (FUNCTION_ARG_ADVANCE) Ditto.
12882 (REG_PARM_STACK_SPACE) Ditto.
12883 (FUNCTION_ARG_REGNO_P) Dito.
12885 * config.gcc: Add moxie linux config support.
12886 * gcc/config/moxie/uclinux.h: New file.
12888 2009-07-31 DJ Delorie <dj@redhat.com>
12890 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
12891 (UNSPECV_SP_SWITCH_E): New.
12892 (sp_switch_1): Change to an unspec.
12893 (sp_switch_2): Change to an unspec. Don't use post-inc when we
12895 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
12896 reference the new stack's address
12898 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12900 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
12901 graphite-clast-to-gimple.o, graphite-dependences.o,
12902 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
12903 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
12904 (graphite-blocking.o,
12905 graphite-clast-to-gimple.o, graphite-dependences.o,
12906 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
12907 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
12908 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
12909 * cfgloop.h (struct loop): Add can_be_parallel field.
12910 * common.opt (fgraphite-identity): Moved up.
12911 (fgraphite-force-parallel): New flag.
12912 * graphite.c: Rewrite.
12913 * graphite.h: Rewrite.
12914 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
12916 * toplev.c (graphite_out_file): New file descriptor.
12917 (graphite_in_file): New.
12918 (process_options): flag_graphite_force_parallel cannot be used without
12920 * tree-ssa-loop.c: Include toplev.h.
12921 (gate_graphite_transforms): Enable flag_graphite for
12922 flag_graphite_force_parallel.
12924 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12926 * ChangeLog.graphite: New.
12927 * graphite-blocking.c: New.
12928 * graphite-clast-to-gimple.c: New.
12929 * graphite-clast-to-gimple.h: New.
12930 * graphite-dependences.c: New.
12931 * graphite-dependences.h: New.
12932 * graphite-interchange.c: New.
12933 * graphite-poly.c: New.
12934 * graphite-poly.h: New.
12935 * graphite-ppl.c: New.
12936 * graphite-ppl.h: New.
12937 * graphite-scop-detection.c: New.
12938 * graphite-scop-detection.h: New.
12939 * graphite-sese-to-poly.c: New.
12940 * graphite-sese-to-poly.h: New.
12944 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12946 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
12947 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
12949 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12951 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
12952 (scev_is_linear_expression): Return false if the evolution is not
12953 affine multivariate.
12955 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12957 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
12958 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
12960 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12962 * tree-data-ref.c (debug_data_references): New.
12963 (debug_data_reference): New.
12964 * tree-data-ref.h (debug_data_references): Declared.
12965 (debug_data_reference): Declared.
12967 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12969 * tree-data-ref.c (stmt_simple_memref_p: Removed.
12970 * tree-data-ref.h (scop_p): Removed.
12971 (struct data_reference): Remove field scop.
12972 (DR_SCOP): Removed.
12973 (stmt_simple_memref_p): Removed.
12975 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12977 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
12978 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
12981 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12983 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
12985 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12987 * doc/invoke.texi (-fgraphite-identity): Documented.
12989 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12991 * tree-scalar-evolution.c: Fix comment.
12992 (instantiate_scev_1): Return unknow from scev instantiation if the
12993 result is not above instantiate_below.
12995 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12997 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
12998 static anymore. Instantiate the symbols that may have been introduced
13000 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
13003 2009-07-30 DJ Delorie <dj@redhat.com>
13005 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
13006 .vliw directive to VLIW sections.
13008 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13010 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
13012 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
13013 (AUTOHEADER): New variable.
13014 ($(srcdir)/cstamp-h.in): Use it.
13016 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
13017 Pat Haugen <pthaugen@us.ibm.com>
13018 Revital Eres <ERES@il.ibm.com>
13020 * config/rs6000/vector.md (VEC_F): Add VSX support.
13023 (mov<mode>): Ditto.
13024 (vector_load_<mode>): Ditto.
13025 (vector_store_<mode>): Ditto.
13026 (vector GPR move split): Ditto.
13027 (vec_reload_and_plus_<mptrsize>): Ditto.
13028 (vec_reload_and_reg_<mptrsize>): Ditto.
13029 (add<mode>3): Ditto.
13030 (sub<mode>3): Ditto.
13031 (mul<mode>3): Ditto.
13032 (neg<mode>2): Ditto.
13033 (abs<mode>2): Ditto.
13034 (smin<mode>3): Ditto.
13035 (smax<mode>3): Ditto.
13036 (vector_eq<mode>): Ditto.
13037 (vector_gt<mode>): Ditto.
13038 (vector_ge<mode>): Ditto.
13039 (vector_gtu<mode>): Ditto.
13040 (vector_select_<mode>_uns): Ditto.
13041 (vector_eq_<mode>_p): Ditto.
13042 (vector_gt_<mode>_p): Ditto.
13043 (vector_ge_<mode>_p): Ditto.
13044 (vector_gtu_<mode>_p): Ditto.
13045 (cr6_test_for_zero): Ditto.
13046 (cr6_test_for_zero_reverse): Ditto.
13047 (cr6_test_for_lt): Ditto.
13048 (cr6_test_for_lt_reverse): Ditto.
13049 (xor<mode>3): Ditto.
13050 (ior<mode>3): Ditto.
13051 (and<mode>3): Ditto.
13052 (one_cmpl<mode>2): Ditto.
13053 (nor<mode>2): Ditto.
13054 (andc<mode>2): Ditto.
13055 (float<VEC_int<mode>2): Ditto.
13056 (unsigned_float<VEC_int><mode>2): Ditto.
13057 (fix_trunc<mode><VEC_int>2): Ditto.
13058 (fixuns_trunc<mode><VEC_int>2): Ditto.
13060 (vec_set<mode>): Ditto.
13061 (vec_extract<mode>): Ditto.
13062 (vec_interleave_highv4sf): Ditto.
13063 (vec_interleave_lowv4sf): Ditto.
13064 (vec_realign_load_<mode>): Ditto.
13065 (vec_shl_<mode>): Ditto.
13066 (vec_shr_<mode>): Ditto.
13067 (div<mode>3): New patterns for VSX.
13068 (vec_interleave_highv2df): Ditto.
13069 (vec_interleave_lowv2df): Ditto.
13070 (vec_pack_trunc_v2df): Ditto.
13071 (vec_pack_sfix_trunc_v2df): Ditto.
13072 (vec_pack_ufix_trunc_v2df): Ditto.
13073 (vec_unpacks_hi_v4sf): Ditto.
13074 (vec_unpacks_lo_v4sf): Ditto.
13075 (vec_unpacks_float_hi_v4si): Ditto.
13076 (vec_unpacks_float_lo_v4si): Ditto.
13077 (vec_unpacku_float_hi_v4si): Ditto.
13078 (vec_unpacku_float_lo_v4si): Ditto.
13079 (movmisalign<mode>): Ditto.
13080 (vector_ceil<mode>2): New patterns for vectorizing math library.
13081 (vector_floor<mode>2): Ditto.
13082 (vector_btrunc<mode>2): Ditto.
13083 (vector_copysign<mode>3): Ditto.
13085 * config/rs6000/predicates.md (easy_vector_constant_msb): New
13086 predicate for setting the high bit in each word, used for copysign.
13088 * config/rs6000/ppc-asm.h (f19): Whitespace.
13089 (f32-f63): Define if VSX.
13090 (v0-v31): Define if Altivec.
13091 (vs0-vs63): Define if VSX.
13093 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
13095 * config/rs6000/power7.md: New file, provide tuning parameters for
13098 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
13099 (rs6000_cpu_cpp_builtins): Ditto.
13100 (altivec_overloaded_builtins): Ditto.
13101 (altivec_resolve_overloaded_builtin): Ditto.
13103 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
13104 debug switch to disable vectorizing simple math builtin
13107 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
13108 Vectorize simple math builtin functions.
13109 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
13110 hook to vectorize math builtins.
13111 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
13112 (rs6000_builtin_conversion): Add VSX/power7 support.
13113 (rs6000_builtin_vec_perm): Ditto.
13114 (vsplits_constant): Add support for loading up a vector constant
13115 with just the high bit set in each part.
13116 (rs6000_expand_vector_init): Add VSX/power7 support.
13117 (rs6000_expand_vector_set): Ditto.
13118 (rs6000_expand_vector_extract): Ditto.
13119 (rs6000_emit_move): Ditto.
13120 (bdesc_3arg): Ditto.
13121 (bdesc_2arg): Ditto.
13122 (bdesc_1arg): Ditto.
13123 (rs6000_expand_ternop_builtin): Ditto.
13124 (altivec_expand_builtin): Ditto.
13125 (rs6000_expand_unop_builtin): Ditto.
13126 (rs6000_init_builtins): Ditto.
13127 (altivec_init_builtins): Ditto.
13128 (builtin_function_type): Ditto.
13129 (rs6000_common_init_builtins): Ditto.
13130 (rs6000_handle_altivec_attribute); Ditto.
13131 (rs6000_mangle_type): Ditto.
13132 (rs6000_vector_mode_supported_p): Ditto.
13133 (rs6000_mode_dependent_address): Altivec addresses with AND -16
13134 are mode dependent.
13136 * config/rs6000/vsx.md: New file for VSX support.
13138 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
13139 identifing values with just the most significant bit set.
13140 (enum rs6000_builtins): Add builtins for VSX. Add simple math
13141 vectorized builtins.
13143 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
13144 (UNSPEC_VRFIM): Delete.
13145 (splitter for loading up vector with most significant bit): New
13146 splitter for vectorizing copysign.
13147 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
13148 vectorizing simple math functions.
13149 (altivec_vrfip): Add support for vectorizing simple math functions.
13150 (altivec_vrfim): Ditto.
13151 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
13153 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
13154 (power7.md, vsx.md): Include for power7 support.
13155 (copysigndf3): Use VSX instructions if -mvsx.
13156 (negdf2_fpr): Ditto.
13157 (absdf2_fpr): Ditto.
13158 (nabsdf2_fpr): Ditto.
13159 (adddf3_fpr): Ditto.
13160 (subdf3_fpr): Ditto.
13161 (muldf3_fpr): Ditto.
13162 (divdf3_fpr): Ditto.
13163 (fix_truncdfdi2_fpr): Ditto.
13164 (cmpdf_internal1): Ditto.
13165 (fred, fred_fpr): Convert into expander/insn to add VSX support.
13166 (btruncdf2, btruncdf2_fpr): Ditto.
13167 (ceildf2, ceildf2_fpr): Ditto.
13168 (floordf2, floordf2_fpr): Ditto.
13169 (floatdidf2, floatdidf2_fpr): Ditto.
13170 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
13171 (fmsubdf4_fpr): Ditto.
13172 (fnmadddf4_fpr_1): Ditto.
13173 (fnmadddf4_fpr_2): Ditto.
13174 (fnmsubdf4_fpr_1): Ditto.
13175 (fnmsubdf4_fpr_2): Ditto.
13176 (fixuns_truncdfdi2): Add expander for VSX support.
13177 (fix_truncdfdi2): Ditto.
13178 (fix_truncdfsi2): Ditto.
13179 (ftruncdf2): Ditto.
13180 (btruncsf2): Whitespace.
13181 (movdf_hardfloat32): Add support for VSX registers.
13182 (movdf_softfloat32): Ditto.
13183 (movdf_hardfloat64): Ditto.
13184 (movdf_hardfloat64_mfpgpr): Ditto.
13185 (movdf_softfloat64): Ditto.
13186 (movti splitters): Add check for vector registers supporting
13187 TImode in the future.
13188 (bpermd): Add power7 bpermd instruction.
13190 * config/rs6000/altivec.h (vec_div): Define if VSX.
13193 (vec_nmadd): Ditto.
13194 (vec_nearbyint): Ditto.
13197 (all predicates): Use the generic builtin function, and not the V4SF
13198 specific function so that the predicates will work with VSX's V2DF.
13199 (vec_all_*): Ditto.
13200 (vec_any_*): Ditto.
13202 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
13203 Document new VSX functions and types.
13205 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
13208 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
13209 "wa", and "j" constraints. Modify "v" to talk about Altivec
13210 instead of just vector.
13212 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
13215 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
13216 location for phi arguments.
13217 (rewrite_update_phi_arguments): Find locations for reaching defs.
13218 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13219 Add location to add_phi_arg calls.
13220 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
13221 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
13222 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
13223 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
13224 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
13225 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
13226 * tree-phinodes.c (make_phi_node): Initialize location.
13227 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
13228 (add_phi_arg): Add location parameter.
13229 (remove_phi_arg_num): Move location when moving phi argument.
13230 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
13232 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
13233 slpeel_update_phi_nodes_for_guard1,
13234 slpeel_update_phi_nodes_for_guard2,
13235 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
13236 vect_loop_versioning): Set locations.
13237 * tree-parloops.c (create_phi_for_local_result,
13238 transform_to_exit_first_loop, create_parallel_loop): Add locations.
13239 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
13240 * tree-vect-loop.c (get_initial_def_for_induction,
13241 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
13243 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
13244 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
13245 (gimple_phi_arg_set_location): New. Set locus.
13246 (gimple_phi_arg_has_location): New. Check for locus.
13247 (redirect_edge_var_map_location): New. Return locus from var_map.
13248 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
13249 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
13250 combining PHI arguments.
13251 (cond_store_replacement): Set location.
13252 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
13253 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
13254 scop_add_exit_phis_edge): Add locations.
13255 * tree-cfgcleanup.c (remove_forwarder_block,
13256 remove_forwarder_block_with_phi): Add locations.
13257 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
13258 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
13260 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
13261 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
13262 flush_pending_stmts): Add source location.
13263 * lambda-code.c (perfect_nestify): Maintain location stack with argument
13264 stack to preserve locations.
13265 * tree-vect-stmts.c (vectorizable_load): Add location.
13266 * tree-inline.c (copy_phis_for_bb): Copy locus.
13267 (setup_one_parameter): Add call locus to inlined parameter stmts.
13268 (initialize_inlined_parameters): Pass in call location as parameter
13270 (tree_function_versioning): Pass location to setup_one_parameter.
13271 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
13272 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
13273 copy and edge lists.
13274 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
13275 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
13276 locus parameter and override the stmt default if provided.
13277 (new_elim_graph, clear_elim_graph, delete_elim_graph,
13278 elim_graph_add_edge, elim_graph_remove_succ_edge,
13279 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
13280 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
13281 eliminate_phi): Add locus info in elimination graph for each edge and
13283 (insert_backedge_copies): Copy locus if present.
13284 * tree-flow.h (struct _edge_var_map): Add locus field.
13285 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
13286 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
13287 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
13289 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
13291 2009-07-30 Martin Jambor <mjambor@suse.cz>
13293 PR tree-optimization/40570
13294 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
13295 use inlining loops.
13297 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
13299 * ssa-loop-manip.c: Include langhooks.h.
13300 (rewrite_phi_with_iv): New.
13301 (rewrite_all_phi_nodes_with_iv): New.
13302 (canonicalize_loop_ivs): Move here from tree-parloops.c.
13303 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
13304 * tree-parloops.c (loop_parallel_p): Move out all conditions
13305 except dependency check.
13306 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
13307 (gen_parallel_loop): Call canonicalize_loop_ivs without
13308 reduction_list argument.
13309 (build_new_reduction): New.
13310 (gather_scalar_reductions): New.
13311 (try_get_loop_niter): New.
13312 (try_create_reduction_list): New.
13313 (parallleize_loops): Change the parallel conditions check.
13314 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
13315 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
13317 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
13319 * opt-functions.awk (opt_args): Allow argument to be enclosed in
13321 * doc/options.texi (Option properties): Mention new quoting syntax.
13323 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13325 * config/alpha/alpha.c (alpha_start_function):
13326 Handle VMS_DEBUG_MAIN_POINTER
13327 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
13328 * doc/invoke.texi: Document -mdebug-main switch.
13330 2009-07-29 Richard Henderson <rth@redhat.com>
13332 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
13333 (cgraph_create_edge_including_clones): Likewise.
13334 * tree-inline.c (copy_bb): Operate on the correct edges
13335 when updating the callgraph.
13337 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13339 * config/alpha/vms-cc.c: Deleted.
13340 * config/alpha/vms-ld.c: Deleted.
13341 * config/alpha/t-vms64: Moved to config/vms
13342 * config/alpha/vms-crt0-64.c: Moved to config/vms
13343 * config/alpha/vms-crt0.c: Moved to config/vms
13344 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
13345 * config/alpha/vms-psxcrt0.c: Moved to config/vms
13346 * config/alpha/xm-vms.h: Moved to config/vms
13347 * config/alpha/x-vms: Moved to config/vms
13348 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
13350 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
13351 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
13353 * config/vms/t-vms64: Moved here from config/alpha
13354 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
13355 (argc,argv,envp): Enforce 32bit malloc'ing.
13356 * config/vms/vms-psxcrt0-64.c: Likewise.
13357 * config/vms/vms-crt0.c: Moved here from config/alpha.
13358 * config/vms/vms-psxcrt0.c: Likewise.
13359 * config/vms/vms-crtl-64.h: New file.
13360 * config/vms/vms-crtl.h: New file.
13361 * config/vms/vms.opt: New file.
13362 * config/vms/xm-vms64.h: New file.
13363 * config/vms/xm-vms.h: Moved here from config/alpha.
13364 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
13366 * config/vms/x-vms: Moved here from config/alpha.
13367 (version, VMS_EXTRA_PARTS): Moved to t-vms.
13368 (vms-ld.o, vms-cc.o): Removed.
13369 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
13371 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13373 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
13374 correct stack (obvious VMS fix).
13376 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13378 * dwarf2out.c (output_file_names): Output VMS style file name, size,
13379 date, version info if VMS_DEBUGGING_INFO defined.
13380 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
13381 size, date calculating code moved here.
13383 2009-07-29 Paul Brook <paul@codesourcery.com>
13385 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
13388 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
13391 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
13392 to DImode when generating insq_le insn.
13394 2009-07-28 Douglas B Rupp <rupp@gnat.com>
13396 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
13397 New macro set for VMS_DEBUGGGING_INFO.
13398 (AT_string_form): Use it.
13400 2009-07-28 DJ Delorie <dj@redhat.com>
13402 * config/mep/mep.c (vtext_section): New.
13403 (vftext_section): New.
13404 (ftext_section): New.
13405 (mep_select_section): Add support for functions.
13406 (mep_unique_section): Likewise.
13407 (mep_asm_init_sections): Likewise.
13408 (mep_encode_section_info): Remove it from here.
13410 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
13412 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
13414 * tree.h (TREE_DEPRECATED): Document it is used for types too.
13415 (TYPE_VECTOR_OPAQUE): Use default_def_flag
13417 2009-07-28 Douglas B Rupp <rupp@gnat.com>
13419 * dwarf2out.c (output_file_names): Test new macro
13420 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
13421 (add_comp_dir_attribute): Likewise.
13423 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
13425 * config/i386/mingw-w64.h (LINK_SPEC): Add
13426 separating space between commands.
13428 2009-07-28 Jan Hubicka <jh@suse.cz>
13430 PR tree-optimization/40759
13431 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
13434 2009-07-27 DJ Delorie <dj@redhat.com>
13436 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
13437 types are dword-aligned.
13438 (mep_expand_va_start): Likewise.
13440 2009-07-27 Olivier Hainque <hainque@adacore.com>
13441 Douglas B Rupp <rupp@gnat.com>
13443 * convert.c (convert_to_pointer): Don't assume the target
13444 pointer type is POINTER_SIZE long. Fetch its precision instead.
13446 2009-07-27 Douglas B Rupp <rupp@gnat.com>
13448 * system.h (fopen): Undefine if macro.
13450 2009-07-27 Jakub Jelinek <jakub@redhat.com>
13452 * dwarf2out.c (output_cfi_p): Removed.
13453 (output_cfis): New function.
13454 (output_fde): New function, split from output_call_frame_info.
13455 (output_call_frame_info): Use it.
13456 (dwarf2out_switch_text_section): Use output_cfis.
13458 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
13460 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
13461 TARGET_BI_ARCH is specified without enabling SJLJ.
13462 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
13463 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
13465 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
13467 * arm.md (negdi2): Use DImode if forcing a value into a register.
13469 2009-07-26 Ira Rosen <irar@il.ibm.com>
13471 PR tree-optimization/40801
13472 * tree-vect-stmts.c (vectorizable_call): Get previous copy
13473 of vector operand from the previous copy of vector statement.
13474 Pass the correct definition type value to
13475 vect_get_vec_def_for_stmt_copy().
13477 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13479 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
13480 const char ** conversion.
13482 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13484 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
13485 fancy_abort() if !ENABLE_ASSERT_CHECKING.
13486 (gcc_unreachable): Invoke __builtin_unreachable() if
13487 !ENABLE_ASSERT_CHECKING.
13489 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13491 PR rtl-optimization/40445
13492 * emit-rtl.c (next_nonnote_insn_bb): New function.
13493 * rtl.h (next_nonnote_insn_bb): Declare new function.
13494 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
13495 with no successors that is the successor of the ENTRY_BLOCK.
13496 Continue from the top after removing an empty fallthrough block.
13497 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
13498 of next_nonnote_insn.
13500 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13502 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
13504 2009-07-25 Martin Jambor <mjambor@suse.cz>
13506 * c-common.c (c_common_attribute_table): New element for noclone.
13507 (handle_noclone_attribute): New function. Forward-declare.
13508 * tree-inline.c (tree_versionable_function_p): Check for noclone
13510 * doc/extend.texi (Labels as Values): Document need for noclone.
13511 (Function Attributes): Document noclone attribute.
13513 2009-07-25 Jakub Jelinek <jakub@redhat.com>
13515 PR rtl-optimization/34999
13516 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
13517 and dw_fde_switched_cold_to_hot fields.
13518 (output_cfi_p): New function.
13519 (output_call_frame_info): If fde->dw_fde_switched_sections,
13520 output 2 FDEs instead of one with corrupted header.
13521 (dwarf2out_do_cfi_startproc): New function.
13522 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
13523 and fde->dw_fde_switched_cold_to_hot.
13524 (dwarf2out_switch_text_section): Compute
13525 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
13526 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
13527 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
13528 Otherwise, compute fde->dw_fde_switch_cfi.
13530 2009-07-24 Cary Coutant <ccoutant@google.com>
13532 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
13534 2009-07-24 Cary Coutant <ccoutant@google.com>
13536 * cfghooks.c (split_block): Copy discriminator to new block.
13537 * tree-cfg.c (assign_discriminator): Check location of last
13538 instruction in block as well as first.
13540 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
13542 * config/i386/linux.c: Use fputs or putc instead of fprintf
13544 * config/i386/gas.h: Ditto.
13545 * config/i386/x86-64.h: Ditto.
13546 * config/i386/att.h: Ditto.
13548 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13550 * expmed.c (emit_store_flag): Use a recursive call to optimize the
13553 2009-07-24 Martin Jambor <mjambor@suse.cz>
13555 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
13556 (ipa_push_func_to_list_1): Declare.
13557 (ipa_push_func_to_list): New function.
13559 * ipa-prop.c (ipa_push_func_to_list_1): New function.
13560 (ipa_init_func_list): Call ipa_push_func_to_list_1.
13561 (ipa_push_func_to_list): Removed.
13562 (ipa_pop_func_from_list): Clear node_enqueued flag.
13564 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
13566 * config/s390/s390.c (override_options): Default
13567 max-unrolled-insns to 100 for z10 tuning.
13569 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
13571 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
13572 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
13573 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
13574 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
13575 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
13576 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
13577 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
13579 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
13581 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
13582 use default set in mingw32.h header.
13583 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
13584 64-bit /mingw/include path.
13585 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
13588 2009-07-23 Neil Vachharajani <nvachhar@google.com>
13590 PR rtl-optimization/40209
13591 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
13593 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
13595 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
13596 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
13597 with the rest of string where appropriate. Use fputs or putc
13598 instead of fprintf where appropriate.
13600 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
13601 Pat Haugen <pthaugen@us.ibm.com>
13602 Revital Eres <ERES@il.ibm.com>
13604 * config/rs6000/vector.md: New file. Move most of the vector
13605 expander support here from altivec.md to allow for the VSX vector
13606 unit in the future. Add support for secondary_reload patterns.
13607 Rewrite the patterns for vector comparison, and vector comparison
13608 predicate instructions so that the RTL expresses the desired
13609 behavior, instead of using unspec.
13611 * config/rs6000/constraints.md ("f" constraint): Use
13612 rs6000_constraints to hold the precalculated register class.
13613 ("d" constraint): Ditto.
13614 ("wd" constraint): New constraint for VSX.
13615 ("wf" constraint): Ditto.
13616 ("ws" constraint): Ditto.
13617 ("wa" constraint): Ditto.
13618 ("wZ" constraint): Ditto.
13619 ("j" constraint): Ditto.
13621 * config/rs6000/predicates.md (vsx_register_operand): New
13623 (vfloat_operand): New predicate for vector.md.
13624 (vint_operand): Ditto.
13625 (vlogical_operand): Ditto.
13626 (easy_fp_constant): If VSX, 0.0 is an easy constant.
13627 (easy_vector_constant): Add VSX support.
13628 (altivec_indexed_or_indirect_operand): New predicate for
13629 recognizing Altivec style memory references with AND -16.
13631 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
13632 for vector secondary reload support.
13633 (rs6000_vector_reg_class): Delete, replacing it with
13634 rs6000_constraints.
13635 (rs6000_vsx_reg_class): Ditto.
13636 (rs6000_constraints): New array to hold the register classes of
13637 each of the register constraints that can vary at runtime.
13638 (builtin_mode_to_type): New static array for builtin function type
13640 (builtin_hash_table): New static hash table for builtin function
13642 (TARGET_SECONDARY_RELOAD): Define target hook.
13643 (TARGET_IRA_COVER_CLASSES): Ditto.
13644 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
13645 registers are 128 bits if VSX memory reference instructions are used.
13646 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
13647 unit is being used.
13648 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
13649 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
13650 Print several of the scheduling related parameters.
13651 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
13652 rs6000_constraints instead of rs6000_vector_reg_class. Move
13653 -mdebug=reg code to rs6000_debug_reg_global. Add support for
13654 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
13655 Altivec. Add VSX support. Setup for secondary reload support on
13656 Altivec/VSX registers.
13657 (rs6000_override_options): Make power7 set the scheduling groups
13658 like the power5. Add support for new debug switches to override
13659 the scheduling defaults. Temporarily disable -mcpu=power7 from
13660 setting -mvsx. Add support for debug switches -malways-hint,
13661 -msched-groups, and -malign-branch-targets.
13662 (rs6000_buitlin_conversion): Add support for returning unsigned
13663 vector conversion functions to fix regressions due to stricter
13665 (rs6000_builtin_mul_widen_even): Ditto.
13666 (rs6000_builtin_mul_widen_odd): Ditto.
13667 (rs6000_builtin_vec_perm): Ditto.
13668 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
13669 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
13670 to zero a register.
13671 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
13672 generated upstream.
13673 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
13674 VSX types for bit operations. Changes to accomidate vector.md.
13675 (bdesc_2arg): Ditto.
13676 (bdesc_1arg): Ditto.
13677 (struct builtin_description_predicates): Rewrite predicate
13678 handling so that RTL describes the operation, instead of passing
13679 the instruction to be used as a string argument.
13680 (bdesc_altivec_preds): Ditto.
13681 (altivec_expand_predicate_builtin): Ditto.
13682 (altivec_expand_builtin): Ditto.
13683 (rs6000_expand_ternop_builtin): Use a switch instead of an if
13684 statement for vsldoi support.
13685 (altivec_expand_ld_builtin): Change to use new names from vector.md.
13686 (altivec_expand_st_builtin): Ditto.
13687 (paired_expand_builtin): Whitespace changes.
13688 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
13689 builtin_mode_to_type table for secondary reload. Call
13690 builtin_function_type to build random builtin functions.
13691 (altivec_init_builtins): Change to use builtin_function_type to
13692 create builtin function types dynamically as we need them.
13693 (builtin_hash_function): New support for hashing the tree types
13694 for builtin function as we need it, rather than trying to build
13695 all of the trees that we need. Add initial preliminary VSX support.
13696 (builtin_function_type): Ditto.
13697 (builtin_function_eq): Ditto.
13698 (builtin_hash_struct): Ditto.
13699 (rs6000_init_builtins): Ditto.
13700 (rs6000_common_init_builtins): Ditto.
13701 (altivec_init_builtins): Ditto.
13702 (rs6000_common_init_builtins): Ditto.
13703 (enum reload_reg_type): New enum for simplifing reg classes.
13704 (rs6000_reload_register_type): Simplify register classes into GPR,
13705 Vector, and other registers. Altivec and VSX addresses in reload.
13706 (rs6000_secondary_reload_inner): Ditto.
13707 (rs6000_ira_cover_classes): New target hook, that returns the
13708 appropriate cover classes, based on -mvsx being used or not.
13709 (rs6000_secondary_reload_class): Add VSX support.
13710 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
13711 (get_vsel_insn): Ditto.
13712 (rs6000_emit_vector_compare): Rewrite vector conditional support
13713 so that where we can, we use RTL operators, instead of blindly use
13715 (rs6000_emit_vector_select): Ditto.
13716 (rs6000_emit_vector_cond_expr): Ditto.
13717 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
13718 (create_TOC_reference): Add -mdebug=addr support.
13719 (emit_frame_save): VSX loads/stores need register indexed addressing.
13721 * config/rs6000/rs6000.md: Include vector.md.
13723 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
13725 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13726 support for V2DI, V2DF in logical, permute, select operations.
13728 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
13729 switch for vsx/power7.
13730 (-mvsx-scalar-memory): Ditto.
13731 (-mvsx-align-128): Ditto.
13732 (-mallow-movmisalign): Ditto.
13733 (-mallow-df-permute): Ditto.
13734 (-msched-groups): Ditto.
13735 (-malways-hint): Ditto.
13736 (-malign-branch-targets): Ditto.
13738 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
13740 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
13741 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
13742 (rs6000_vector_reg_class): Delete.
13743 (rs6000_vsx_reg_class): Ditto.
13744 (enum rs6000_reg_class_enum): New enum for the constraints that
13745 vary based on target switches.
13746 (rs6000_constraints): New array to hold the register class for all
13747 of the register constraints that vary based on the switches used.
13748 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
13749 (enum rs6000_builtins): Add unsigned varients for the builtin
13750 declarations returned by target hooks for expanding multiplies,
13751 select, and permute operations. Add VSX builtins.
13752 (enum rs6000_builtin_type_index): Add entries for VSX.
13753 (V2DI_type_node): Ditto.
13754 (V2DF_type_node): Ditto.
13755 (unsigned_V2DI_type_node): Ditto.
13756 (bool_long_type_node): Ditto.
13757 (intDI_type_internal_node): Ditto.
13758 (uintDI_type_internal_node): Ditto.
13759 (double_type_internal_node): Ditto.
13761 * config/rs6000/altivec.md (whole file): Move all expanders to
13762 vector.md from altivec.md. Rename insn matching functions to be
13764 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
13765 (altivec_vcmp*): Ditto.
13766 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
13767 (VM): New iterator for moves that includes the VSX types.
13768 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
13769 (altivec_vperm_<mode>_uns): New, for unsigned types.
13770 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
13771 (altivec_eq<mode>): Ditto.
13772 (altivec_gt<mode>): Ditto.
13773 (altivec_gtu<mode>): Ditto.
13774 (altivec_eqv4sf): Ditto.
13775 (altivec_gev4sf): Ditto.
13776 (altivec_gtv4sf): Ditto.
13777 (altivec_vcmpbfp_p): Ditto.
13779 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
13781 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
13784 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
13787 * config/i386/i386.c (output_387_ffreep): Rewrite to use
13788 ASM_SHORT instead of .word.
13789 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
13790 instead of .word in asm template.
13792 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
13795 * ira-lives.c (bb_has_abnormal_call_pred): New function.
13796 (process_bb_node_lives): Use it.
13798 * ira.c (setup_cover_and_important_classes): Don't setup
13799 ira_important_class_nums. Add cover classes to the end of
13801 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
13803 (find_reg_class_closure): Use reorder_important_classes.
13805 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
13807 * config/i386/i386.c (i386_ira_cover_classes): New function.
13808 (TARGET_IRA_COVER_CLASSES): Redefine.
13810 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
13811 importance of order of cover classes in the array.
13813 2009-07-22 Diego Novillo <dnovillo@google.com>
13815 * tree-pass.h (TDF_EH): Define.
13816 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
13817 contains TDF_EH, print the EH region number holding GS.
13818 * tree-dump.c (dump_options): Add "eh".
13819 * doc/invoke.texi: Document it.
13821 2009-07-22 Doug Kwan <dougkwan@google.com>
13823 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
13825 2009-07-22 Michael Matz <matz@suse.de>
13827 PR tree-optimization/35229
13828 PR tree-optimization/39300
13830 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
13831 (inhibit_phi_insertion): New function.
13832 (insert_into_preds_of_block): Call it for REFERENCEs.
13833 (init_pre): Initialize and finalize scalar evolutions.
13834 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
13836 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
13838 * config/i386/predicates.md (zero_extended_scalar_load_operand):
13839 Use CONST_VECTOR_NUNITS to determine number of elements.
13841 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
13843 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
13844 (U, W): Constraints are now deprecated and will be removed if we
13845 run out of letters.
13846 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
13848 ("prefetch"): Add the stcmh instruction for prefetching.
13849 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
13851 (s390_short_displacement): Return always true if compiling for
13852 machines not providing the long displacement facility.
13853 (s390_mem_constraint): Support the new constraint letter Z.
13854 (s390_check_qrst_address): New function.
13856 2009-07-21 DJ Delorie <dj@redhat.com>
13858 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
13861 2009-07-21 Jason Merrill <jason@redhat.com>
13863 * c-common.c (max_tinst_depth): Increase default to 1024.
13865 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
13867 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
13868 (vec_unpacku_float_lo_v4si): Ditto.
13870 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
13873 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
13874 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
13875 (builtin_description): Add __builtin_ia32_cvtudq2ps.
13876 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
13878 2009-07-21 Jakub Jelinek <jakub@redhat.com>
13880 PR tree-optimization/40813
13881 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
13884 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
13886 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
13887 with a NOP_EXPR if needed.
13889 2009-07-21 Paul Brook <paul@codesourcery.com>
13891 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
13892 Terminate debug dump with newline.
13894 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13896 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
13897 Cast "1" to unsigned HOST_WIDE_INT.
13898 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
13899 deposit length to the maximum length - lsb. Extend length if
13900 HOST_BITS_PER_WIDE_INT is 32.
13902 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
13904 * cgraph.h (constant_pool_htab): New function.
13905 (constant_descriptor_tree): Move from varasm.c.
13906 * varasm.c (constant_pool_htab): New function.
13907 (constant_descriptor_tree): Move to cgraph.h.
13909 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
13911 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
13913 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
13915 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
13918 2009-07-20 Xinliang David Li <davidxl@google.com>
13920 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
13922 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
13924 * config/mips/mips.md (move_type): Add arith.
13925 (type): Handle arith.
13926 (zero_extendsidi2): Rename this into ...
13927 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
13928 (zero_extendsidi2): New expander.
13929 (*zero_extendsidi2_dext): New pattern.
13931 2009-07-20 Nick Clifton <nickc@redhat.com>
13933 * config.gcc (mips64-*-*): Add definition of tm_defines in order
13934 to set MIPS_ABI_DEFAULT.
13935 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
13937 2009-07-20 Jakub Jelinek <jakub@redhat.com>
13939 * tree-object-size.c (addr_object_size): Handle unions with
13940 array in it as last field of structs in __bos (, 1) as __bos (, 0).
13942 PR tree-optimization/40792
13943 * tree.c (build_function_type_skip_args): Remove bogus assert.
13945 2009-07-20 Jan Hubicka <jh@suse.cz>
13946 Martin Jambor <mjambor@suse.cz>
13948 * cgraph.h (combined_args_to_skip): New field.
13949 * cgraph.c (cgraph_create_virtual_clone): Properly handle
13950 combined_args_to_skip and args_to_skip.
13951 * tree-inline.c (update_clone_info): New function.
13952 (tree_function_versioning): Call update_clone_info.
13953 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
13955 (cgraph_materialize_all_clones): More extensive dumping, working
13956 with combined_args_to_skip rather than args_to_skip.
13958 2009-07-20 Ira Rosen <irar@il.ibm.com>
13960 * tree-vectorizer.h (vectorizable_condition): Add parameters.
13961 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
13962 (get_initial_def_for_reduction): Likewise.
13963 (vectorizable_reduction): Skip the check of first operand in case
13964 of COND_EXPR. Add check that it is outer loop vectorization if
13965 nested cycle was detected. Call vectorizable_condition() for
13966 COND_EXPR. If reduction epilogue cannot be created do not fail for
13967 nested cycles (if it is not double reduction). Assert that there
13968 is only one type in the loop in case of COND_EXPR. Call
13969 vectorizable_condition() to vectorize COND_EXPR.
13970 * tree-vect-stmts.c (vectorizable_condition): Update comment.
13971 Add parameters. Allow nested cycles if called from
13972 vectorizable_reduction(). Use reduction vector variable if provided.
13973 (vect_analyze_stmt): Call vectorizable_reduction() before
13974 vectorizable_condition().
13975 (vect_transform_stmt): Update call to vectorizable_condition().
13977 2009-07-20 Christian Bruel <christian.bruel@st.com>
13979 * config/sh/sh.opt (-mfmovd): Resurrect and document.
13980 * doc/invoke.texi (-mfmovd): Likewise.
13981 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
13983 2009-07-20 Jan Hubicka <jh@suse.cz>
13985 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
13986 when handling SSA name.
13988 2009-07-19 Jan Hubicka <jh@suse.cz>
13990 PR tree-optimization/40676
13991 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
13992 virtual PHIs in empty BBs.
13994 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13996 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
13997 re-expanded the compound use gen_lowpart instead to convert to the
14000 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14002 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
14003 OUTER_CONST arguments.
14004 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
14005 the new wider mode will be masked off.
14006 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
14008 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14010 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
14011 high-order bits are zero.
14013 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14015 * combine.c (simplify_shift_const_1): Split code to determine
14016 shift_mode into ...
14017 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
14018 new bits shifted in are identical to the old sign bit.
14020 2009-07-18 Richard Guenther <rguenther@suse.de>
14023 * gimplify.c (gimplify_call_expr): Reject code using results from
14024 functions returning void.
14026 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
14028 * doc/md.texi: Document the new PowerPC "es" constraint.
14029 Document that "m" can include automodified addresses on this target,
14030 and explain how %U must be used. Extend the "Q" and "Z" documentation
14031 to suggest "es" as well as "m".
14032 * config/rs6000/constraints.md (es): New memory constraint.
14033 (Q, Z): Update strings to match new documentation.
14035 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
14037 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
14038 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
14039 * config/rs6000/predicates.md (volatile_mem_operand): Use
14040 offsettable_nonstrict_memref_p.
14041 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
14042 (*floatunssidf2_internal): Likewise.
14043 (*fix_truncdfsi2_internal): Likewise.
14044 (*fix_trunctfsi2_internal): Likewise.
14046 2009-07-17 Anatoly Sokolov <aesok@post.ru>
14048 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
14049 atmega32u2 devices.
14050 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14052 2009-07-17 Richard Guenther <rguenther@suse.de>
14055 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
14056 (pass_warn_unused_result): Likewise.
14057 (TODO_set_props): Remove.
14058 * omp-low.c (diagnose_omp_structured_block_errors): Change to
14060 (pass_diagnose_omp_blocks): Define.
14061 * c-decl.c (pop_file_scope): Do not finalize the CU here.
14062 (c_gimple_diagnostics_recursively): Remove.
14063 (finish_function): Do not call it.
14064 (c_write_global_declarations): Continue after errors.
14065 Finalize the CU here.
14066 * c-gimplify.c (c_genericize): Do not gimplify here.
14067 * c-common.c (c_warn_unused_result): Move ...
14068 * tree-cfg.c (do_warn_unused_result): ... here.
14069 (run_warn_unused_result): New function.
14070 (gate_warn_unused_result): New function.
14071 (pass_warn_unused_result): New pass.
14072 * c-common.h (c_warn_unused_result): Remove.
14073 * flags.h (flag_warn_unused_result): Declare.
14074 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
14075 * opts.c (flag_warn_unused_result): Initialize to false.
14076 * toplev.c (compile_file): Add comment.
14077 * omp-low.c (create_omp_child_function): Do not register
14078 the function with the frontend.
14079 (diagnose_omp_structured_block_errors): Prepare to be
14080 called as optimization pass.
14081 (gate_diagnose_omp_blocks): New function.
14082 (pass_diagnose_omp_blocks): New pass.
14083 * cgraph.h (cgraph_optimize): Remove.
14084 (cgraph_analyze_function): Likewise.
14085 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
14086 * cgraphunit.c (cgraph_lower_function): Lower nested functions
14087 before their parents here.
14088 (cgraph_finalize_function): Not here.
14089 (cgraph_analyze_function): Gimplify functions here.
14090 (cgraph_finalize_compilation_unit): Continue after errors.
14091 Optimize the callgraph from here.
14092 (cgraph_optimize): Make static.
14093 * langhooks.c (write_global_declarations): Finalize the CU.
14094 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
14095 (gimplify_function_tree): Assert we gimplify only once.
14096 Set PROP_gimple_any property.
14097 * tree-nested.c (gimplify_all_functions): New function.
14098 (lower_nested_functions): Gimplify all nested functions.
14099 * gimple.h (diagnose_omp_structured_block_errors): Remove.
14100 * passes.c (init_optimization_passes): Add pass_warn_unused_result
14101 and pass_diagnose_omp_blocks after gimplification. Do not
14102 set TODO_set_props on all_lowering_passes.
14103 (execute_one_pass): Do not handle TODO_set_props.
14104 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
14105 (gimplify.o): Add tree-pass.h dependency.
14106 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
14107 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
14108 (unsave_r): Likewise.
14109 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
14110 temporary variable.
14112 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
14114 * doc/service.texi (Service): Restore previously removed link,
14115 which isn't broken after all.
14117 2009-07-17 Richard Guenther <rguenther@suse.de>
14119 PR tree-optimization/40321
14120 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
14121 PHI nodes to the maximal set.
14122 (make_values_for_phi): Add PHI arguments to the maximal set.
14123 (execute_pre): Dump PHI_GEN and the maximal set.
14125 2009-07-17 Jakub Jelinek <jakub@redhat.com>
14128 * gimplify.c (gimplify_conversion): Don't change non-conversions into
14131 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
14133 * doc/extend.texi (Nested Functions): Replace broken link with
14135 * doc/service.texi (Service): Remove broken link.
14137 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
14140 * builtins.c (expand_builtin_memcmp): Use loc instead of
14141 EXPR_LOCATION (exp).
14142 (expand_builtin_strncmp): Likewise.
14144 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
14145 Manuel López-Ibáñez <manu@gcc.gnu.org>
14148 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
14149 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
14150 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
14151 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
14152 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
14153 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
14154 tree-inline.c, c-common.c, c-common.h, gimple.c,
14155 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
14156 convert.c: Add location argument to fold_{unary,binary,ternary},
14157 fold_build[123], build_call_expr, build_size_arg,
14158 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
14159 fold_build1_initializer, fold_build2_initializer,
14160 fold_build3_initializer, fold_build_call_array,
14161 fold_build_call_array_initializer, fold_single_bit_test,
14162 omit_one_operand, omit_two_operands, invert_truthvalue,
14163 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
14164 combine_comparisons, fold_builtin_*, fold_call_expr,
14165 build_range_check, maybe_fold_offset_to_address, round_up,
14168 2009-07-16 Jason Merrill <jason@redhat.com>
14171 * c-common.c (c_common_reswords): Add __is_standard_layout
14173 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
14174 * doc/implement-cxx.texi: New.
14175 * doc/gcc.texi: Include it.
14177 2009-07-16 DJ Delorie <dj@redhat.com>
14179 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
14180 compares that may be indirectly affected by previous instructions.
14182 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14184 * builtins.c (do_mpc_arg2): New.
14185 (fold_builtin_2): Fold builtin cpow.
14186 * real.h (HAVE_mpc_pow): New.
14188 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
14190 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
14191 comparison to skip unprofitable schedule
14193 2009-07-16 Simon Baldwin <simonb@google.com>
14195 * gcc.c (option_map): New flag -no-canonical-prefixes.
14196 * (display_help): Print help text for new flag.
14197 * (process_command): Move options translation and language specifics
14198 and handle new flag early. Use it to set a function pointer to a
14199 prefix builder. Replace make_relative_prefix calls with calls to
14200 the function pointed to. Ignore new flag in regular options handling.
14201 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
14203 2009-07-15 DJ Delorie <dj@redhat.com>
14205 * config/mep/mep.md (sibcall_internal): Change register to avoid
14206 argument registers.
14207 (sibcall_value_internal): Likewise.
14209 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
14211 PR rtl-optimization/40710
14212 * resource.c (mark_target_live_regs): Reset DF problem to LR.
14214 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
14216 * config/mips/mips.md (*extenddi_truncate<mode>,
14217 *extendsi_truncate<mode>): Change type attribute to move_type
14218 with shift_shift. Split out code handling exts from here ...
14219 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
14221 (*extendhi_truncateqi): Change type attribute to move_type with
14222 shift_shift. Split out code handling exts from here ...
14223 (*extendhi_truncateqi_exts): ... to this new pattern.
14225 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
14227 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
14228 instead of "and" with inverted sign bit mask value. Use
14229 "nonimmediate_operand" for operand 1 and operand 2 predicate.
14230 Allocate registers only for operand 4 and operand 5.
14232 2009-07-15 Jakub Jelinek <jakub@redhat.com>
14234 PR middle-end/40747
14235 * fold-const.c (fold_cond_expr_with_comparison): When folding
14236 < and <= to MIN, make sure the MIN uses the same type as the
14237 comparison's operands.
14239 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
14241 * arm.md (ior_xor): New code iterator.
14242 (split for ior/xor with shift and zero-extend): New split pattern.
14243 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
14245 2009-07-15 Richard Guenther <rguenther@suse.de>
14247 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
14250 2009-07-15 Richard Guenther <rguenther@suse.de>
14252 PR middle-end/40753
14253 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
14255 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
14257 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
14258 handle 2.6.30 kernel.
14260 2009-07-15 DJ Delorie <dj@redhat.com>
14262 * config/mep/mep.md (sibcall_internal): Change register to allow
14263 for 24-bit addresses.
14264 (sibcall_value_internal): Likewise.
14266 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
14268 * doc/invoke.texi: Added descriptions of the scheduling heuristics
14269 that are enabled/disabled by the flags introduced by a previous patch.
14271 2009-07-14 DJ Delorie <dj@redhat.com>
14273 * config/mep/mep.md (sibcall_internal): Include non-toggling
14275 (sibcall_value_internal): Likewise.
14277 2009-07-14 Taras Glek <tglek@mozilla.com>
14278 Rafael Espindola <espindola@google.com>
14280 * doc/sourcebuild.texi: Document install-plugin target.
14281 * configure.ac: Added install-plugin target to language makefiles.
14282 * configure: Regenerate.
14283 * Makefile.in (install-plugin): Install more headers,
14284 depend on lang.install-plugin.
14286 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14288 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
14291 2009-07-14 DJ Delorie <dj@redhat.com>
14293 * config/mep/mep.c (mep_vliw_jmp_match): New function.
14294 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
14295 * config/mep/mep.md (sibcall_internal): Change test from
14296 mep_vliw_mode_match to mep_vliw_jmp_match.
14297 (sibcall_value_internal): Likewise.
14299 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
14301 * config/i386/sse.md (copysign<mode>3): New expander.
14302 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
14303 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
14304 Use ix86_build_const_vector.
14305 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
14306 IX86_BUILTIN_CPYSGNPD.
14307 (builtin_description): Add __builtin_ia32_copysignps and
14308 __builtin_ia32_copysignpd.
14309 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
14310 and BUILT_IN_COPYSIGNF.
14312 2009-07-13 Jason Merrill <jason@redhat.com>
14314 * builtins.c (can_trust_pointer_alignment): New fn.
14315 (get_pointer_alignment): Factor it out from here.
14316 * tree.h: Declare it.
14318 2009-07-14 David Edelsohn <edelsohn@gnu.org>
14320 * config/rs6000/predicates.md (offsettable_mem_operand): Test
14323 2009-07-14 Dodji Seketeli <dodji@redhat.com>
14327 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
14329 2009-07-14 Richard Guenther <rguenther@suse.de>
14330 Andrey Belevantsev <abel@ispras.ru>
14332 PR middle-end/40745
14333 * cfgexpand.c (partition_stack_vars): Do not bother to update
14334 alias information when not optimizing.
14336 2009-07-14 Richard Guenther <rguenther@suse.de>
14337 Andrey Belevantsev <abel@ispras.ru>
14339 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
14340 (pt_solution_set): Likewise.
14341 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
14342 * tree-ssa-structalias.c (pt_solution_set): New function.
14343 * final.c (rest_of_clean_state): Free SSA data structures.
14344 * print-rtl.c (print_decl_name): Remove.
14345 (print_mem_expr): Implement in terms of print_generic_expr.
14346 * alias.c (ao_ref_from_mem): New function.
14347 (rtx_refs_may_alias_p): Likewise.
14348 (true_dependence): Query alias-export info.
14349 (canon_true_dependence): Likewise.
14350 (write_dependence_p): Likewise.
14351 * tree-dfa.c (get_ref_base_and_extent): For void types leave
14353 * emit-rtl.c (component_ref_for_mem_expr): Remove.
14354 (mem_expr_equal_p): Use operand_equal_p.
14355 (set_mem_attributes_minus_bitpos): Do not use
14356 component_ref_for_mem_expr.
14357 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
14358 (update_alias_info_with_stack_vars): Likewise.
14359 (partition_stack_vars): Call update_alias_info_with_stack_vars.
14360 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
14361 explicitly nor clear stmt operands.
14362 Free the decl-to-pointer map.
14363 * tree-optimize.c (execute_free_datastructures): Do not free
14364 SSA data structures here.
14365 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
14366 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
14367 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
14369 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
14371 2009-07-13 DJ Delorie <dj@redhat.com>
14373 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
14374 unrolling at the right iteration count.
14376 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
14379 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
14381 * haifa-sched.c (rank_for_schedule): Introduced flags to
14382 enable/disable individual scheduling heuristics.
14383 * common.opt: Introduced flags to enable/disable individual
14384 heuristics in the scheduler.
14385 * doc/invoke.texi: Introduced flags to enable/disable individual
14386 heuristics in the scheduler.
14388 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
14390 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
14391 config/i386/mingw-tls.c.
14392 * config/i386/mingw-tls.c: Removed.
14394 2009-07-13 Ira Rosen <irar@il.ibm.com>
14396 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
14397 checks access only relevant statements.
14398 (vectorizable_reduction): Likewise.
14400 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
14402 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
14403 just for 32-bit case.
14405 2009-07-12 Jan Hubicka <jh@suse.cz>
14407 PR tree-optimization/40585
14408 * except.c (expand_resx_expr): When there already is resume
14409 instruction, produce linked list.
14410 (build_post_landing_pads): Assert that resume is empty.
14411 (connect_post_landing_pads): Handle resume lists.
14412 (dump_eh_tree): Dump resume list.
14414 2009-07-12 Ira Rosen <irar@il.ibm.com>
14416 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
14417 with additional argument.
14418 * tree-vectorizer.h (enum vect_def_type): Add
14419 vect_double_reduction_def.
14420 (vect_is_simple_reduction): Add argument.
14421 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
14423 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
14424 vect_is_simple_reduction with additional argument.
14425 (vect_analyze_loop_operations): Handle exit phi nodes in case of
14427 (reduction_code_for_scalar_code): Handle additional codes by
14428 returning ERROR_MARK for them. Fix comment and indentation.
14429 (vect_is_simple_reduction): Fix comment, add argument to specify
14430 double reduction. Detect double reduction.
14431 (get_initial_def_for_induction): Fix indentation.
14432 (get_initial_def_for_reduction): Fix comment and indentation.
14433 Handle double reduction. Create initial definitions that do not
14434 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
14435 (vect_create_epilog_for_reduction): Fix comment, add argument to
14436 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
14437 epilogue result extraction. Create double reduction phi node and
14438 replace relevant uses.
14439 (vectorizable_reduction): Call vect_is_simple_reduction with
14440 additional argument. Fix indentation. Update epilogue code treatment
14441 according to the changes in reduction_code_for_scalar_code. Check
14442 for double reduction. Call vect_create_epilog_for_reduction with
14443 additional argument.
14444 * tree-vect-stmts.c (process_use): Handle double reduction, update
14446 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
14447 (vect_get_vec_def_for_operand): Likewise.
14449 2009-07-12 Danny Smith <dansmister@gmail.com>
14451 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
14452 dllexport if !TREE_PUBLIC.
14453 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
14455 2009-07-11 Anatoly Sokolov <aesok@post.ru>
14457 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
14458 (avr_extra_arch_macro) Remove declatation.
14459 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
14460 (avr_extra_arch_macro) Declare as static.
14461 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
14463 2009-07-11 Jan Hubicka <jh@suse.cz>
14465 PR middle-end/48388
14466 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
14468 2009-07-11 Jakub Jelinek <jakub@redhat.com>
14471 * dwarf2out.c (dw_fde_struct): Add in_std_section and
14472 cold_in_std_section bits.
14473 (dwarf2out_begin_prologue): Initialize them.
14474 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
14475 if already covered by text_section or cold_text_section range.
14477 PR rtl-optimization/40667
14478 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
14479 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
14480 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
14481 * config/i386/i386.c (ix86_minimum_alignment): New function.
14482 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
14483 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
14484 * emit-rtl.c (gen_reg_rtx): Likewise.
14485 * function.c (assign_parms): Likewise. If nominal_type needs
14486 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
14487 rather than passed_type's alignment.
14490 * function.c (assign_parm_setup_stack): Adjust
14491 MEM_OFFSET (data->stack_parm) if promoted_mode is different
14492 from nominal_mode on big endian.
14494 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
14496 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
14498 2009-07-10 DJ Delorie <dj@redhat.com>
14500 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
14502 2009-07-10 Mark Mitchell <mark@codesourcery.com>
14504 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
14506 (thumb2_cbnz): Likewise.
14508 2009-07-10 David Daney <ddaney@caviumnetworks.com>
14511 * config.gcc (supported_defaults): Add synci.
14512 (with_synci): Add validation.
14513 (all_defaults): Add synci.
14514 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
14517 * config/mips/mips.opt (msynci): New option.
14518 * config/mips/mips.c (mips_override_options): Warn on use of
14519 -msynci for targets that do now support it.
14520 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
14522 * gcc/doc/invoke.texi (-msynci): Document the new option.
14523 * doc/install.texi (--with-synci): Document the new option.
14525 2009-07-10 Richard Guenther <rguenther@suse.de>
14527 PR tree-optimization/40496
14528 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
14529 the PHI result with a compatible type.
14531 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
14535 * c.opt (Wunused-result): New.
14536 * doc/invoke.texi: Document it.
14537 * c-common.c (c_warn_unused_result): Use it.
14539 2009-07-09 DJ Delorie <dj@redhat.com>
14541 * targhooks.c (default_target_can_inline_p): Rename from
14542 default_target_option_can_inline_p.
14543 * targhooks.h (default_target_can_inline_p): Likewise.
14544 * target-def.h (TARGET_CAN_INLINE_P): Rename from
14545 TARGET_OPTION_CAN_INLINE_P.
14546 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
14547 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
14548 (mep_target_can_inline_p): Rename from
14549 mep_target_option_can_inline_p.
14552 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
14553 registers used to pass vectors.
14555 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
14557 2009-07-09 Tom Tromey <tromey@redhat.com>
14559 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
14560 * config/mmix/mmix.c: Include dwarf2.h.
14561 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
14562 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
14563 * config/sh/sh.c: Include dwarf2.h.
14564 * config/i386/i386.c: Include dwarf2.h.
14565 * Makefile.in (DWARF2_H): Remove 'elf'.
14566 * except.c: Include dwarf2.h.
14567 * unwind-dw2.c: Include dwarf2.h.
14568 * dwarf2out.c: Include dwarf2.h.
14569 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
14570 * unwind-dw2-fde.c: Include dwarf2.h.
14571 * dwarf2asm.c: Include dwarf2.h.
14573 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14575 * haifa-sched.c (insn_finishes_cycle_p): New static function.
14576 (max_issue): Use it.
14577 * sched-int.h (struct sched_info: insn_finishes_block_p): New
14579 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
14580 (region_sched_info): Update.
14581 * sched-ebb.c (ebb_sched_info): Update.
14582 * modulo-sched.c (sms_sched_info): Update.
14583 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
14585 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14587 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
14589 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
14591 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
14593 2009-07-09 Jakub Jelinek <jakub@redhat.com>
14595 PR middle-end/40692
14596 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
14597 arg1 with arg01 if arg1 is already INTEGER_CST.
14599 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
14601 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
14602 Transform (and (truncate)) into (truncate (and)).
14604 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
14606 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
14607 creating LHS paradoxical subregs. Fix surrounding returns to
14608 use NULL_RTX rather than 0.
14610 2009-07-08 DJ Delorie <dj@redhat.com>
14612 * config/mep/mep.c (mep_option_can_inline_p): New.
14613 (TARGET_OPTION_CAN_INLINE_P): Define.
14615 2009-07-08 Mark Wielaard <mjw@redhat.com>
14618 * dwarf2out.c (add_data_member_location_attribute): When we have
14619 only a constant offset don't emit a new location description using
14620 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
14623 2009-07-08 Richard Henderson <rth@redhat.com>
14626 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
14627 (enum reg_class): Add CLOBBERED_REGS.
14628 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
14629 * config/i386/i386.c (ix86_conditional_register_usage): Moved
14630 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
14631 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
14632 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
14633 force 64-bit sibcalls into R11.
14634 * config/i386/constraints.md (U): New constraint.
14635 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
14636 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
14637 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
14639 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
14641 * basic-block.h (dump_regset, debug_regset): Remove duplicate
14643 * c-objc-common.h (c_initialize_diagnostics): Ditto.
14644 * ebitmap.h (dump_ebitmap): Ditto.
14645 * optabs.h (optab_libfunc): Ditto.
14646 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
14647 * tree-flow.h (vect_can_force_dr_alignment_p,
14648 get_vectype_for_scalar_type): Ditto.
14649 (vectorize_loops): Move prototype to ...
14650 * tree-vectorizer.h: ... here. Also, adjust comment.
14651 (vect_set_verbosity_level): Remove duplicate prototype.
14652 * tree-ssa-loop.c: Include tree-vectorizer.h.
14653 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
14655 2009-07-08 Nick Clifton <nickc@redhat.com>
14657 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
14660 2009-07-08 DJ Delorie <dj@redhat.com>
14662 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
14663 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
14664 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
14666 * config/mep/intrinsics.md: Regenerated.
14667 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
14668 registers when asm() or calls are detected.
14670 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
14673 * gimplify.c (gimplify_expr): Propagate no_warning flag when
14675 * gimple (gimple_build_call_from_tree): Likewise.
14676 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
14677 no_warning flag before warning.
14679 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14681 * tree.c (set_expr_locus): Remove.
14682 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
14683 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
14685 * gimplify.c (internal_get_tmp_var): Likewise.
14686 (gimplify_call_expr): Likewise.
14687 (gimplify_one_sizepos): Likewise.
14689 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
14692 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
14693 to variables for debugging purposes.
14695 2009-06-23 Mark Loeser <mark@halcy0n.com>
14698 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
14700 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14702 * pretty-print.c (pp_base_format): Remove %J.
14703 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
14704 gcc_cxxdiag_char_table): Likewise.
14705 (init_dynamic_diag_info): Likewise.
14707 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14709 * pretty-print.c (pp_base_format): Remove %H.
14710 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
14711 gcc_cxxdiag_char_table): Likewise.
14712 (init_dynamic_diag_info): Likewise.
14713 * config/mep/mep.c (mep_select_section): Likewise.
14715 2009-07-07 Duncan Sands <baldrick@free.fr>
14717 * final.c (pass_clean_state): Give the pass a name.
14718 * passes.c (pass_rest_of_compilation): Likewise.
14719 * tree-optimize.c (pass_all_optimizations): Likewise.
14721 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
14723 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
14724 an extra 'decl' for error_at.
14726 2009-07-07 Jakub Jelinek <jakub@redhat.com>
14728 PR middle-end/40669
14729 * tree-tailcall.c (adjust_return_value_with_ops,
14730 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
14731 if it has complex or vector type.
14733 2009-07-07 Olivier Hainque <hainque@adacore.com>
14735 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
14738 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
14740 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
14742 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14744 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
14745 * c-decl.c: Likewise.
14746 * function.c: Likewise.
14747 * varasm.c: Likewise.
14748 * tree-ssa.c: Likewise.
14749 * c-common.c: Likewise.
14750 * tree-cfg.c: Likewise.
14751 * config/spu/spu.c: Likewise.
14752 * config/ia64/ia64.c: Likewise.
14753 * config/v850/v850.c: Likewise.
14755 2009-07-06 DJ Delorie <dj@redhat.com>
14757 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
14758 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
14759 unspecified accesses to control registers.
14760 * config/mep/intrinsics.md: Regenerate.
14761 * config/mep/intrinsics.h: Regenerate.
14762 * config/mep/mep-intrin.h: Regenerate.
14764 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14766 * c-lex.c: Replace %H by an explicit location. Update all calls.
14767 * c-common.c: Likewise.
14768 * c-decl.c: Likewise.
14769 * c-typeck.c: Likewise.
14770 * fold-const.c: Likewise.
14771 * gimplify.c: Likewise.
14772 * stmt.c: Likewise.
14773 * tree-cfg.c: Likewise.
14774 * tree-ssa-loop-niter.c: Likewise.
14775 * tree-vrp.c: Likewise.
14776 * value-prof.c: Likewise.
14778 2009-07-06 Diego Novillo <dnovillo@google.com>
14780 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
14781 if it has one. Handle cases where VAR does not have an
14782 annotation or cfun is NULL.
14784 2009-07-06 Diego Novillo <dnovillo@google.com>
14786 * tree.c: Include debug.h.
14787 (initialize_tree_contains_struct): New.
14788 (init_ttree): Call it.
14789 (tree_node_structure_for_code): Factor out of ...
14790 (tree_node_structure): ... here.
14791 * treestruct.def (TS_PHI_NODE): Remove.
14792 (TS_GIMPLE_STATEMENT): Remove.
14794 2009-07-06 Diego Novillo <dnovillo@google.com>
14796 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
14797 (debug_tree_chain): Handle cycles.
14799 2009-07-06 Nick Clifton <nickc@redhat.com>
14800 DJ Delorie <dj@redhat.com>
14802 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14803 __FMOVD_ENABLED__ is defined.
14805 (TARGET_FMOVD): Provide a default definition.
14806 (MASK_FMOVD): Likewise.
14807 (TARGET_CPU_CPP_BUILTINS): Define
14808 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14809 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14810 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
14811 (split for DF load from memory into register): Also handle
14812 MEMs which consist of REG+DISP addressing.
14813 (split for DF store from register to memory): Likewise.
14814 (movsf_ie): Always use single fp_mode.
14815 * config/sh/sh.c (sh_override_options): Do not automatically
14816 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14817 that to the -mfmovd command line switch.
14818 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
14819 (fldi_ok): Always allow.
14820 * config/sh/sh.opt (mfmovd): Remove this switch.
14821 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14823 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
14824 Kaz Kojima <kkojima@gcc.gnu.org>
14826 PR rtl-optimization/30807
14827 * postreload.c (reload_combine): For every new use of REG_SUM,
14828 record the use of BASE.
14830 2009-07-06 Jan Hubicka <jh@suse.cz>
14832 * params.def: Revert my accidental commit at 2009-06-30.
14834 2009-07-04 Ian Lance Taylor <iant@google.com>
14837 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
14839 (mingw_format_attribute_overrides): Likewise.
14841 2009-07-04 Jakub Jelinek <jakub@redhat.com>
14844 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
14845 don't check cfa.reg. Instead of cfa.indirect use
14846 fde && fde->drap_reg != INVALID_REGNUM test.
14848 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
14850 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
14852 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
14855 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
14857 2009-07-03 Richard Guenther <rguenther@suse.de>
14859 PR tree-optimization/40640
14860 * tree-switch-conversion.c (build_arrays): Perform arithmetic
14863 2009-07-03 Jan Hubicka <jh@suse.cz>
14865 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
14866 for size, reduce amount of inlining.
14868 2009-07-03 Richard Guenther <rguenther@suse.de>
14870 PR middle-end/34163
14871 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
14872 if t +- x is known to not overflow and the conversion widens the
14874 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
14876 2009-07-03 Jan Hubicka <jh@suse.cz>
14878 * ipa-pure-const.c (analyze): Update loop optimizer init.
14879 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
14880 try_remove_empty_loop, remove_empty_loops): Remove.
14881 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
14882 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
14883 to mark regular loops as neccesary.
14884 (degenerate_phi_p): New function.
14885 (propagate_necessity, remove_dead_phis): Use it.
14886 (forward_edge_to_pdom): Likewise.
14887 (eliminate_unnecessary_stmts): Take care to remove uses of results of
14888 virtual PHI nodes that became unreachable.
14889 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
14890 * tree-flow.h (remove_empty_loops): Remove.
14891 * passes.c (init_optimization_passes): Remove.
14893 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
14895 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
14896 can_create_pseudo_p.
14897 (*fix_trunc<mode>_i387_1): Ditto.
14898 (*floathi<mode>2_1): Ditto.
14899 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
14900 (*fistdi2_1): Ditto.
14901 (*fist<mode>2_1): Ditto.
14902 (frndintxf2_floor): Ditto.
14903 (*fist<mode>2_floor_1): Ditto.
14904 (frndintxf2_ceil): Ditto.
14905 (*fist<mode>2_ceil_1): Ditto.
14906 (frndintxf2_trunc): Ditto.
14907 (frndintxf2_mask_pm): Ditto.
14908 (fxam<mode>2_i387_with_temp): Ditto.
14909 * config/i386/sse.md (mulv16qi3): Ditto.
14910 (*sse2_mulv4si3): Ditto.
14912 (sse4_2_pcmpestr): Ditto.
14913 (sse4_2_pcmpistr): Ditto.
14915 2009-07-03 Jan Hubicka <jh@suse.cz>
14917 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
14918 (mark_stmt_necessary): Set it.
14919 (mark_operand_necessary): Set it.
14920 (mark_control_dependent_edges_necessary): Set it.
14921 (mark_virtual_phi_result_for_renaming): New function.
14922 (get_live_post_dom): New function.
14923 (forward_edge_to_pdom): New function.
14924 (remove_dead_stmt): Fix handling of control dependences.
14925 (tree_dce_init): Init new bitmap.
14926 (tree_dce_done): Free it.
14928 2009-07-02 Richard Guenther <rguenther@suse.de>
14931 * tree-ssa-structalias.c (new_var_info): Initialize
14934 2009-07-02 Jan Hubicka <jh@suse.cz>
14936 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
14939 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
14941 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
14942 instead of recomputing it. Adjust calls.
14943 (emit_store_flag): Adjust recursive calls.
14945 2009-07-02 Richard Guenther <rguenther@suse.de>
14947 * tree-ssa-live.c (remove_unused_locals): Do not remove
14949 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
14950 of DECL_EXTERNAL for HEAP variables.
14951 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
14952 HEAP variables. Do not adjust RESTRICT vars.
14953 (find_what_var_points_to): Nobody cares if something
14954 points to READONLY.
14956 2009-07-02 Ben Elliston <bje@au.ibm.com>
14958 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
14959 pc_low and pc_high declarations to the top of the function.
14961 2009-07-01 DJ Delorie <dj@redhat.com>
14963 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
14964 registers as fixed.
14965 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
14966 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
14967 unspecified accesses to control registers.
14968 * config/mep/intrinsics.md: Regenerate.
14969 * config/mep/intrinsics.h: Regenerate.
14970 * config/mep/mep-intrin.h: Regenerate.
14972 2009-07-01 Anthony Green <green@moxielogic.com>
14974 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
14975 instruction when possible.
14976 (moxie_expand_prologue): Ditto. Also, save an instruction and
14977 some complexity by popping off of $r12 instead of $sp.
14978 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
14981 2009-07-01 Richard Henderson <rth@redhat.com>
14984 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
14985 contained no insns, reposition note before last insn.
14987 2009-07-01 Richard Henderson <rth@redhat.com>
14990 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
14991 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
14993 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
14996 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
14997 darwin9 for printing reg addresses with %y.
14999 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
15001 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
15002 truncation from operands in binary operations.
15004 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
15007 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
15008 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
15009 subreg of op0 to the original op0.
15011 * expmed.c (store_bit_field_1): Use a temporary as the destination
15012 instead of a paradoxical subreg when we need to truncate the result.
15014 2009-07-01 DJ Delorie <dj@redhat.com>
15016 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
15017 names to VLIW variants.
15018 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
15019 * config/mep/intrinsics.md: Regenerate.
15020 * config/mep/intrinsics.h: Regenerate.
15021 * config/mep/mep-intrin.h: Regenerate.
15023 2009-07-01 Jakub Jelinek <jakub@redhat.com>
15026 * jump.c (returnjump_p): Revert last patch.
15027 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
15029 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15032 * pa.md (casesi32p): Use jump table label to determine the offset
15034 (casesi64p): Likewise.
15036 * pa.c (forward_branch_p): Return bool type. Use instruction
15037 addresses when available. Assert that INSN has a jump label.
15038 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
15041 2009-07-01 Richard Guenther <rguenther@suse.de>
15043 PR tree-optimization/19831
15044 * tree-ssa-dce.c (propagate_necessity): Calls to functions
15045 that only act as barriers do not make any previous stores necessary.
15046 * tree-ssa-structalias.c (handle_lhs_call): Delay making
15047 HEAP variables global, do not add a constraint from nonlocal.
15048 (find_func_aliases): Handle escapes through return statements.
15049 (compute_points_to_sets): Make escaped HEAP variables global.
15051 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
15054 * expmed.c (emit_store_flag): Perform a conversion if necessary,
15055 after reducing a DImode cstore to SImode.
15057 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
15059 * expr.c (expand_expr_real_1): Reinstate fallthrough to
15060 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
15062 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
15064 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
15065 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
15067 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
15068 and umod_optab if TARGET_BSD_DIVMOD.
15069 * config/vax/lib1funcs.asm: New file.
15070 * config/vax/t-linux: New file.
15071 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
15073 2009-06-30 Jakub Jelinek <jakub@redhat.com>
15076 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
15077 to type arguments that have void type.
15080 * dwarf2out.c (gen_formal_parameter_die): Call
15081 equate_decl_number_to_die if node is different from origin.
15083 2009-06-30 Anthony Green <green@moxielogic.com>
15085 Clean up moxie port for --enable-build-with-cxx.
15086 * config/moxie/moxie.c (moxie_function_value): First two
15087 parameters are const_tree, not tree.
15088 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
15089 (REG_CLASS_NAMES): Ditto.
15090 (REGNO_REG_CLASS): Ditto.
15091 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
15092 (moxie_function_value): Fix constyness of arguments.
15094 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
15096 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
15097 finalize_size_functions before further processing.
15098 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
15099 (variable_size): Call self_referential_size on size expressions
15100 that contain a PLACEHOLDER_EXPR.
15101 (size_functions): New static variable.
15102 (copy_self_referential_tree_r): New static function.
15103 (self_referential_size): Likewise.
15104 (finalize_size_functions): New global function.
15105 * tree.c: Include tree-inline.h.
15106 (push_without_duplicates): New static function.
15107 (find_placeholder_in_expr): New global function.
15108 (substitute_in_expr) <tcc_declaration>: Return the replacement object
15110 <tcc_expression>: Likewise.
15111 <tcc_vl_exp>: If the replacement object is a constant, try to inline
15112 the call in the expression.
15113 * tree.h (finalize_size_functions): Declare.
15114 (find_placeholder_in_expr): Likewise.
15115 (FIND_PLACEHOLDER_IN_EXPR): New macro.
15116 (substitute_placeholder_in_expr): Update comment.
15117 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
15119 (copy_tree_body_r): Likewise.
15120 (copy_tree_body): New static function.
15121 (maybe_inline_call_in_expr): New global function.
15122 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
15123 (maybe_inline_call_in_expr): Declare.
15124 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
15125 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
15128 2009-06-30 Richard Guenther <rguenther@suse.de>
15130 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
15132 (propagate_necessity): Do not mark reaching defs of stores
15135 2009-06-30 Jan Hubicka <jh@suse.cz>
15137 * cfgloopanal.c (check_irred): Move into ...
15138 (mark_irreducible_loops): ... here; return true if ireducible
15140 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
15141 (analyze_function): Try to prove loop finiteness.
15142 * cfgloop.h (mark_irreducible_loops): Update prototype.
15143 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
15145 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
15147 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
15149 2009-06-30 Ira Rosen <irar@il.ibm.com>
15151 PR tree-optimization/40542
15152 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
15155 2009-06-30 Martin Jambor <mjambor@suse.cz>
15157 PR tree-optimization/40582
15158 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
15159 than useless_type_conversion_p.
15160 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
15163 2009-06-30 Martin Jambor <mjambor@suse.cz>
15165 PR middle-end/40554
15166 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
15168 2009-06-30 Richard Guenther <rguenther@suse.de>
15170 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
15171 use ao_ref references.
15172 (walk_aliased_vdefs): Likewise.
15173 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
15174 * tree-ssa-dce.c (struct ref_data): Remove.
15175 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
15176 (mark_aliased_reaching_defs_necessary): Adjust.
15177 (mark_all_reaching_defs_necessary_1): Likewise.
15179 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
15182 * expmed.c (emit_cstore): New name of emit_store_flag_1.
15183 (emit_store_flag_1): Extract from emit_store_flag, adjust
15184 calls to (what now is) emit_cstore.
15185 (emit_store_flag): Call emit_store_flag_1 and also use it
15186 for what used to be recursive calls.
15188 2009-06-30 Wei Guozhi <carrot@google.com>
15191 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
15192 if the target bb post dominates from bb.
15193 * config/i386/i386.c (memory_address_length): Check existence of base
15194 register before using it.
15196 2009-06-30 Nick Clifton <nickc@redhat.com>
15197 DJ Delorie <dj@redhat.com>
15199 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
15200 __FMOVD_ENABLED__ is defined.
15202 (TARGET_FMOVD): Provide a default definition.
15203 (MASK_FMOVD): Likewise.
15204 (TARGET_CPU_CPP_BUILTINS): Define
15205 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
15206 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
15207 two fmov instructions depending upon whether TARGET_FMOVD is
15209 (split for DF load from memory into register): Also handle
15210 MEMs which consist of REG+DISP addressing.
15211 (split for DF store from register to memory): Likewise.
15212 * config/sh/sh.opt (mfmovd): Remove this switch.
15213 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
15214 * config/sh/sh.c (sh_override_options): Do not automatically
15215 enable TARGET_MOVD for the SH2A when supporting doubles - leave
15216 that to the -mfmovd command line switch.
15218 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
15220 (fldi_ok): Always allow.
15221 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
15223 2009-06-29 DJ Delorie <dj@redhat.com>
15225 * doc/install.texi (mep-x-elf): Correct chip's full name.
15227 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
15229 * doc/extend.texi: Fix typo.
15231 2009-06-29 Tom Tromey <tromey@redhat.com>
15233 * dwarf2.h: Remove.
15234 * Makefile.in (DWARF2_H): New variable.
15235 (except.o): Use it.
15236 (dwarf2out.o): Likewise.
15237 (dwarf2asm.o): Likewise.
15238 * config/i386/t-i386: Use DWARF2_H.
15239 * except.c: Include elf/dwarf2.h.
15240 * unwind-dw2.c: Include elf/dwarf2.h.
15241 * dwarf2out.c: Include elf/dwarf2.h.
15242 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
15243 <dtprel>: New field.
15244 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
15245 (size_of_loc_descr): Likewise.
15246 (output_loc_operands_raw): Likewise.
15247 (output_loc_operands): Handle new dtprel field.
15248 (loc_checksum): Update.
15249 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
15250 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
15251 * unwind-dw2-fde.c: Include elf/dwarf2.h.
15252 * dwarf2asm.c: Include elf/dwarf2.h.
15253 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
15254 * config/mmix/mmix.c: Include elf/dwarf2.h.
15255 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
15256 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
15257 * config/sh/sh.c: Include elf/dwarf2.h.
15258 * config/i386/i386.c: Include elf/dwarf2.h.
15260 2009-06-29 DJ Delorie <dj@redhat.com>
15262 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
15264 * doc/extend.texi: Add MeP attributes and pragmas.
15265 * doc/invoke.text: Add MeP Options.
15266 * doc/contrib.texi: Add MeP contribution.
15267 * doc/md.texi: Add MeP constraints.
15268 * doc/install.texi: Add MeP target.
15270 2009-06-30 Anatoly Sokolov <aesok@post.ru>
15272 * target.h (struct gcc_target): Add frame_pointer_required field.
15273 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
15274 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
15275 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
15277 * reload1.c (update_eliminables): (Ditto.).
15278 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
15279 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
15280 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
15282 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
15284 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
15285 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15286 (arm_frame_pointer_required): New function.
15288 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
15289 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15290 (avr_frame_pointer_required_p): Declare as static.
15291 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
15293 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
15294 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15295 (bfin_frame_pointer_required): Make as static, change return type
15297 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
15299 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
15300 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15301 (cris_frame_pointer_required): New function.
15303 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
15305 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
15306 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15307 (fr30_frame_pointer_required): New function.
15309 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
15310 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15311 (frv_frame_pointer_required): Make as static, change return type
15313 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
15315 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
15316 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15317 (ix86_frame_pointer_required): Make as static, change return type to
15319 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
15321 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
15322 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15324 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
15326 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
15328 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
15330 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
15331 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15332 (mips_frame_pointer_required): Make as static.
15333 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
15335 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
15336 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15337 (mmix_frame_pointer_required): Mew function.
15339 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
15340 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15342 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
15344 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
15346 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
15348 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
15349 (CAN_ELIMINATE): Redefine.
15350 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15351 (sparc_frame_pointer_required): New function.
15352 (sparc_can_eliminate): New function.
15353 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
15355 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
15356 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15358 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
15359 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15360 (xtensa_frame_pointer_required): Make as static, change return type
15362 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
15365 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
15367 * doc/plugins.texi: Document PLUGIN_START_UNIT.
15368 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
15369 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
15370 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
15371 (register_callback): Handle PLUGIN_START_UNIT.
15372 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
15374 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
15376 * tree.c (process_call_operands): Propagate TREE_READONLY from the
15378 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
15379 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
15381 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
15383 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
15386 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
15388 * doc/extend.texi (Additional Floating Types): __float128 is also
15389 supported on i386 targets.
15391 2009-06-29 Richard Guenther <rguenther@suse.de>
15393 PR middle-end/14187
15394 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
15396 (pt_solutions_same_restrict_base): Declare.
15397 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
15399 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
15400 (make_constraint_from, make_copy_constraint): Move earlier.
15401 (make_constraint_from_heapvar): New function.
15402 (make_constraint_from_restrict): Likewise.
15403 (handle_lhs_call): Use it.
15404 (find_func_aliases): Use it to track conversions to restrict
15405 qualified pointers.
15406 (struct fieldoff): Add only_restrict_pointers flag.
15407 (push_fields_onto_fieldstack): Initialize it.
15408 (create_variable_info_for): Track global restrict qualified pointers.
15409 (intra_create_variable_infos): Use make_constraint_from_heapvar.
15410 Track restrict qualified pointer arguments.
15411 (set_uids_in_ptset): Use varinfo is_global_var flag.
15412 (find_what_var_points_to): Set the vars_contains_restrict flag.
15413 Always create the points-to solution for sets including restrict tags.
15414 (pt_solutions_same_restrict_base): New function.
15415 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
15416 qualified pointers use pt_solutions_same_restrict_base as
15417 additional source for disambiguation.
15419 2009-06-29 Richard Guenther <rguenther@suse.de>
15421 PR middle-end/38212
15422 * alias.c (find_base_decl): Remove.
15423 (get_deref_alias_set_1): Remove restrict handling.
15424 * c-common.c (c_apply_type_quals_to_decl): Do not set
15425 DECL_POINTER_ALIAS_SET.
15426 * gimplify.c (find_single_pointer_decl_1): Remove.
15427 (find_single_pointer_decl): Likewise.
15428 (internal_get_tmp_var): Remove restrict handling.
15429 (gimple_regimplify_operands): Likewise.
15430 * omp-low.c (expand_omp_atomic_pipeline): Do not set
15431 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
15432 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
15433 * tree.c (restrict_base_for_decl): Remove.
15434 (init_ttree): Do not allocate it.
15435 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
15436 LABEL_DECL_UID for label decls.
15437 (copy_node_stat): Do not copy restrict information.
15438 (decl_restrict_base_lookup): Remove.
15439 (decl_restrict_base_insert): Likewise.
15440 (print_restrict_base_statistics): Likewise.
15441 (dump_tree_statistics): Do not call print_restrict_base_statistics.
15442 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
15443 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
15444 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
15445 (LABEL_DECL_UID): Adjust.
15446 (DECL_BASED_ON_RESTRICT_P): Remove.
15447 (DECL_GET_RESTRICT_BASE): Likewise.
15448 (SET_DECL_RESTRICT_BASE): Likewise.
15449 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
15451 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
15452 instead of DECL_POINTER_ALIAS_SET.
15453 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
15454 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
15455 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
15457 2009-06-29 Richard Guenther <rguenther@suse.de>
15459 PR tree-optimization/40579
15460 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
15461 the IL to simplify has constants that overflowed.
15463 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
15465 PR tree-optimization/40550
15466 * tree-vect-generic.c (expand_vector_operations_1): Compute in
15467 vector_compute_type only when the size of vector_compute_type is
15468 less than the size of type.
15470 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
15472 * fold-const.c (contains_label_1): Fix comments.
15473 (contains_label_p): Do not walk trees multiple time.
15475 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15477 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
15478 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
15479 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
15480 ix86_fp_comparison_operator.
15481 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
15482 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
15483 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
15484 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
15485 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
15486 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
15487 (related splits): Change predicate to ix86_fp_comparison_operator.
15488 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
15489 instead of ix86_fp_comparison_codes.
15490 (ix86_trivial_fp_comparison_operator,
15491 ix86_fp_comparison_operator): New.
15492 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
15493 (ix86_expand_compare): Eliminate last two parameters.
15494 (ix86_fp_jump_nontrivial_p): Kill.
15495 * config/i386/i386.c (put_condition_code): Eliminate call to
15496 ix86_fp_comparison_codes and subsequent assertion.
15497 (ix86_fp_comparison_codes): Eliminate.
15498 (ix86_fp_swap_condition): New.
15499 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
15500 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
15501 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
15502 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
15503 and ix86_fp_swap_condition.
15504 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
15505 Use ix86_fp_comparison_strategy.
15506 (ix86_expand_compare): Likewise. Eliminate last two arguments.
15507 (ix86_fp_jump_nontrivial_p): Eliminate.
15508 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
15509 call to ix86_expand_compare.
15510 (ix86_split_fp_branch, ix86_expand_setcc,
15511 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
15512 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
15514 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15516 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
15517 related to jump_clobbers.
15518 * config/arm/arm.md (conds): Remove jump_clob case.
15519 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
15520 splits): Change comparison_operator to arm_comparison_operator.
15521 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
15524 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15526 * dojump.c (do_compare_rtx_and_jump): Try swapping the
15527 condition for floating point modes.
15528 * expmed.c (emit_store_flag_1): Move here a bigger part
15529 of emit_store_flag.
15530 (emit_store_flag): Try swapping the condition for floating point
15532 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
15534 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15536 * expr.c (expand_expr_real_1): Just use do_store_flag.
15537 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
15538 emit_store_flag_force.
15539 * expmed.c (emit_store_flag_force): Copy here trick
15540 previously in expand_expr_real_1. Try reversing the comparison.
15541 (emit_store_flag_1): Work if target is NULL.
15542 (emit_store_flag): Work if target is NULL, using the result mode
15543 from the comparison. Use split_comparison, restructure final part
15544 to simplify conditionals.
15546 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15548 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
15549 * dojump.c (do_jump): Change handling of floating-point
15550 ops to use just do_compare_and_jump.
15551 (split_comparison): New.
15552 (do_compare_rtx_and_jump): Add here logic coming previously
15553 in do_jump, using split_comparison.
15555 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
15558 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
15560 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15562 * tree-ssa-alias.c: Fix unintentional commit.
15564 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15566 * passes.c (execute_one_pass): Fix unintentional commit.
15568 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15570 * df-problems.c (df_set_seen, df_unset_seen): Delete.
15571 (df_rd_local_compute, df_md_local_compute): Inline them.
15573 (df_md_scratch): New.
15574 (df_md_alloc, df_md_free): Allocate/free it.
15575 (df_md_local_compute): Only include live registers in init.
15576 (df_md_transfer_function): Prune the in-set computed by
15577 the confluence function, and the gen-set too.
15579 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15581 PR rtl-optimization/26854
15582 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
15583 * df-problems.c (df_rd_add_problem): Fix comment.
15584 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
15585 df_md_simulate_artificial_defs_at_top,
15586 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
15587 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
15588 df_md_transfer_function, df_md_init, df_md_confluence_0,
15589 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
15590 problem_MD, df_md_add_problem): New.
15591 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
15592 df_md_get_bb_info): New.
15593 (DF_LAST_PROBLEM_PLUS1): Adjust.
15595 * Makefile.in (fwprop.o): Include domwalk.h.
15596 * fwprop.c: Include domwalk.h.
15597 (reg_defs, reg_defs_stack): New.
15598 (bitmap_only_bit_between): Remove.
15599 (process_defs): New.
15600 (process_uses): Use reg_defs and local_md instead of
15601 bitmap_only_bit_between and local_rd.
15602 (single_def_use_enter_block): New, from build_single_def_use_links.
15603 (single_def_use_leave_block): New.
15604 (build_single_def_use_links): Remove code moved to
15605 single_def_use_enter_block, invoke domwalk.
15606 (use_killed_between): Adjust comment.
15608 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15610 * bitmap.h (bitmap_ior_and_into): New.
15611 * bitmap.c (bitmap_ior_and_into): New.
15613 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15615 * domwalk.h (struct dom_walk_data): Remove all callbacks except
15616 before_dom_children_before_stmts and after_dom_children_after_stmts.
15617 Rename the two remaining callbacks to just before_dom_children and
15618 after_dom_children. Remove other GIMPLE statement walking bits.
15619 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
15620 * graphite.c: Do not include domwalk.h.
15621 * tree-into-ssa.c (interesting_blocks): New global.
15622 (struct mark_def_sites_global_data): Remove it and names_to_rename.
15623 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
15624 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
15625 now that they're not domwalk callbacks.
15626 (rewrite_initialize_block): Rename to...
15627 (rewrite_enter_block): ... this, place after called functions. Test
15628 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
15629 (rewrite_finalize_block): Rename to...
15630 (rewrite_leave_block): ... this, place after called functions.
15631 (rewrite_update_init_block): Rename to...
15632 (rewrite_update_enter_block): ... this, place after called functions.
15633 Test interesting_blocks, call rewrite_update_stmt and
15634 rewrite_update_phi_arguments.
15635 (rewrite_update_fini_block): Rename to...
15636 (rewrite_leave_block): ... this, place after called functions.
15637 (rewrite_blocks): Remove last argument, simplify initialization of
15639 (mark_def_sites_initialize_block): Rename to...
15640 (mark_def_sites_block): ... this, call mark_def_sites.
15641 (mark_def_sites_blocks): Remove argument, simplify initialization of
15643 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
15644 (update_ssa): Likewise.
15645 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
15647 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
15648 (dom_opt_initialize_block): Rename to...
15649 (dom_opt_enter_block): ... this, place after called functions. Walk
15650 statements here, inline propagate_to_outgoing_edges.
15651 (dom_opt_finalize_block): Rename to...
15652 (dom_opt_leave_block): ... this, place after called functions.
15653 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
15655 (dse_enter_block, dse_record_phi): New.
15656 (dse_record_phis): Delete.
15657 (dse_finalize_block): Rename to...
15658 (dse_leave_block): ... this.
15659 (tree_ssa_dse): Simplify initialization of walk_data.
15660 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
15661 Adjust initialization of walk_data.
15662 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
15663 * tree-ssa-loop-phiopt.c (get_non_trapping):
15664 Adjust initialization of walk_data.
15665 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
15666 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
15667 it's not a domwalk callback.
15668 (uncprop_initialize_block): Rename to...
15669 (dse_enter_block): ... this, call uncprop_into_successor_phis.
15670 (dse_finalize_block): Rename to...
15671 (dse_leave_block): ... this.
15672 (tree_ssa_uncprop): Simplify initialization of walk_data.
15673 * Makefile.in: Adjust dependencies.
15675 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
15677 * arm.md (casesi): Fix test for Thumb1.
15678 (thumb1_casesi_internal_pic): Likewise.
15679 (thumb1_casesi_dispatch): Likewise.
15681 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
15683 * config/arm/arm-cores.def: Added core cortex-m0.
15684 * config/arm/arm-tune.md: Regenerated.
15685 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
15687 2009-06-26 DJ Delorie <dj@redhat.com>
15689 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
15691 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
15692 the scheduler doesn't tag jump insns.
15694 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
15696 * c-decl.c (merge_decls): Re-indent.
15698 2009-06-26 Janis Johnson <janis187@us.ibm.com>
15701 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
15702 Special-case decimal float constants.
15704 2009-06-26 Richard Henderson <rth@redhat.com>
15706 * function.h (struct function): Add cannot_be_copied_reason,
15707 and cannot_be_copied_set.
15708 * tree-inline.c (has_label_address_in_static_1): Rename from
15709 inline_forbidden_p_2; don't set inline_forbidden_reason here.
15710 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
15711 don't set inline_forbidden_reason.
15712 (copy_forbidden): New function, split out of inline_forbidden_p.
15713 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
15714 (inline_forbidden_p): Use copy_forbidden.
15715 (tree_versionable_function_p): Likewise.
15716 (inlinable_function_p): Merge into tree_inlinable_function_p.
15717 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
15718 * ipa-cp.c (ipcp_versionable_function_p): New function.
15719 (ipcp_cloning_candidate_p): Use it.
15720 (ipcp_node_modifiable_p): Likewise.
15722 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
15724 * builtins.c (expand_builtin_alloca): Handle builtin alloca
15725 that is marked not to be inlined. Remove flag_mudflap use.
15726 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
15727 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
15729 2009-06-26 Steve Ellcey <sje@cup.hp.com>
15732 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
15733 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
15735 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
15737 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
15739 (__mingwthr_remove_key_dtor): Likewise.
15741 2009-06-26 Richard Guenther <rguenther@suse.de>
15743 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
15745 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
15747 PR middle-end/40525
15748 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
15749 try the non-cond_exec path also.
15751 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15754 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
15755 (output_cbranch): Use new functions.
15756 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
15759 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
15760 Pat Haugen <pthaugen@us.ibm.com>
15761 Revital Eres <ERES@il.ibm.com>
15763 * config/rs6000/rs6000.c (print_operand): Correct lossage message
15764 for %c error. Add %x support to print VSX registers as a unified
15765 register set, instead of separate float and altivec registers.
15766 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
15767 %y case, and add support for VSX pre-modify addresses.
15768 (output_toc): Add assert for CONST containing an integer constant
15770 (rs6000_adjust_cost): Add POWER7 support.
15771 (insn_must_be_first_in_group): Ditto.
15772 (insn_must_be_last_in_group): Ditto.
15773 (rs6000_emit_popcount): Ditto.
15774 (rs6000_vector_mode_supported_p): Ditto.
15776 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
15777 Change some of the functions called by macros to being called
15778 through a pointer, so debug functions can be inserted if
15779 -mdebug=addr or -mdebug=cost.
15780 (rs6000_preferred_reload_class_ptr): Ditto.
15781 (rs6000_secondary_reload_class_ptr): Ditto.
15782 (rs6000_secondary_memory_needed_ptr): Ditto.
15783 (rs6000_cannot_change_mode_class_ptr): Ditto.
15784 (rs6000_secondary_reload_inner): Ditto.
15785 (rs6000_legitimize_reload_address): Ditto.
15786 (rs6000_legitimize_reload_address_ptr): Ditto.
15787 (rs6000_mode_dependent_address): Ditto.
15788 (rs6000_mode_dependent_address_ptr): Ditto.
15790 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
15791 function to return true if the mode allows reg + integer
15793 (virtual_stack_registers_memory_p): New function to return true if
15794 the address refers to a virtual stack register.
15795 (rs6000_legitimate_offset_address_p): Move code to say whether a
15796 mode supports reg+int addressing to reg_offset_addressing_ok_p and
15798 (rs6000_legitimate_address_p): Add checks for modes that only can
15799 do reg+reg addressing. Start adding VSX support.
15800 (rs6000_legitimize_reload_address): Ditto.
15801 (rs6000_legitimize_address): Ditto.
15802 (rs6000_debug_legitimate_address_p): New debug functions for
15803 -mdebug=addr and -mdebug=cost.
15804 (rs6000_debug_rtx_costs): Ditto.
15805 (rs6000_debug_address_costs): Ditto.
15806 (rs6000_debug_adjust_cost): Ditto.
15807 (rs6000_debug_legitimize_address): Ditto.
15808 (rs6000_legitimize_reload_address_ptr): Point to call normal
15809 function or debug function. Make functions called via pointer
15811 (rs6000_mode_dependent_address_ptr): Ditto.
15812 (rs6000_secondary_reload_class_ptr): Ditto.
15813 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
15814 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
15815 into a friendlier error.
15816 (rs6000_init_builtins): Add initial VSX support.
15817 (rs6000_adjust_cost): Fix some spacing issues.
15819 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
15820 (REG_CLASS_NAMES): Ditto.
15821 (REG_CLASS_CONTENTS): Ditto.
15822 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
15823 pointer, to add -mdebug=addr support.
15824 (CANNOT_CHANGE_MODE_CLASS): Ditto.
15825 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
15826 -mdebug=addr support.
15827 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
15828 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
15829 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
15831 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
15833 (bswapsi*): Set attribute types for load/store. Add combiner
15834 patterns to eliminate zero extend on 64-bit.
15835 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
15836 stdbrx if the hardware supports those instructions.
15838 2009-06-25 Ian Lance Taylor <iant@google.com>
15840 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
15841 (Link Options): Document -static-libstdc++.
15843 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15846 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
15847 DATA_ALIGNMENT instead.
15849 2009-06-25 Richard Guenther <rguenther@suse.de>
15851 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
15852 indirect references against the callused/escaped solutions.
15853 (call_may_clobber_ref_p_1): Likewise.
15855 2009-06-25 Martin Jambor <mjambor@suse.cz>
15857 PR tree-optimization/40493
15858 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
15859 (enum unscalarized_data_handling): New type.
15860 (handle_unscalarized_data_in_subtree): Return what has been done.
15861 (load_assign_lhs_subreplacements): Handle left flushes differently.
15862 (sra_modify_assign): Use unscalarized_data_handling, simplified
15863 condition determining whether to remove the statement.
15865 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
15867 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
15868 excerpt - @ should be doubled for texinfo.
15870 2009-06-24 Ian Lance Taylor <iant@google.com>
15872 * config/arc/arc.c: Include "df.h".
15873 (arc_attribute_table): Make static. Move higher in file.
15874 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
15875 (output_shift): Initialize n later to avoid warning.
15876 * config/arm/arm.c (arm_attribute_table): Make static. Move
15878 * config/avr/avr.c (avr_attribute_table): Make static. Move
15880 (reg_class_tab): Change array type from int to enum reg_class.
15881 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
15883 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
15884 (lshrhi3_out): Likewise.
15885 (class_likely_spilled_p): Change return type to bool.
15886 (avr_rtx_costs): Use local code variable with enum type.
15887 * config/avr/avr.md (movmemhi): Use add_reg_note.
15888 (andhi3, andsi3): Don't use AS2 with "and".
15889 (iorhi3, iorsi3): Don't use AS2 with "or".
15890 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
15891 * config/crx/crx.c: Include "df.h".
15892 (crx_attribute_table): Make static.
15893 * config/m32r/m32r.c: Include "df.h".
15894 (m32r_attribute_table): Make static. Move higher in file.
15895 (pop): Use add_reg_note.
15896 (block_move_call): Change 0 to LCT_NORMAL in function call.
15897 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
15898 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
15899 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
15900 declare, not just when TREE_CODE is defined.
15901 * config/m68hc11/m68hc11.c: Include "expr.h".
15902 (m68hc11_attribute_table): Make static. Move higher in file.
15903 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
15905 (m68hc11_register_indirect_p): Likewise.
15906 (m68hc11_function_arg_padding): Change return type to enum
15908 (emit_move_after_reload): Use add_reg_note.
15909 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
15910 (m68hc11_split_logical): Likewise.
15911 (m68hc11_rtx_costs): Add local code_and outer_code variables with
15913 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
15914 to VOIDmode in function call.
15915 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
15917 (m68hc11_split_logical): Update declaration.
15918 (m68hc11_function_arg_padding): Update declaration.
15919 * config/mcore/mcore.c (regno_reg_class): Change form array of int
15920 to array of enum reg_class.
15921 (mcore_attribute_table): Make static. Move higher in file.
15922 (mcore_rtx_costs): Add cast to enum type.
15923 * config/mcore/mcore.h (regno_reg_class): Update declaration.
15924 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
15925 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
15927 * config/sh/predicates.md (trapping_target_operand): Rename and to
15929 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
15931 * config/spu/spu.c (spu_attribute_table): Make static. Move
15933 * config/v850/v850.c (v850_attribute_table): Make static. Move
15935 (v850_rtx_costs): Use local code with enum type.
15936 (expand_epilogue): Add cast.
15937 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
15939 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
15942 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
15943 -m2a-single-only and -m2a-nofpu.
15944 * config/sh/sh.opt: Document m2a generates FPU code.
15946 2009-06-24 Anatoly Sokolov <aesok@post.ru>
15948 * defaults.h (CAN_ELIMINATE): Provide default.
15949 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
15950 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
15951 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
15952 * config/spu/spu.h (CAN_ELIMINATE): Delete.
15953 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
15954 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
15955 * config/cris/cris.h (CAN_ELIMINATE): Delete.
15956 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
15957 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
15958 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
15960 2009-06-24 DJ Delorie <dj@redhat.com>
15962 * mep-ext-cop.cpu: Fix copyright notice.
15963 * mep-default: Fix copyright notice.
15964 * mep-core: Fix copyright notice.
15965 * mep: Fix copyright notice.
15966 * mep-ivc2: Fix copyright notice.
15967 * mep-c5: Fix copyright notice.
15969 2009-06-24 Denis Chertykov <chertykov@gmail.com>
15971 * doc/contrib.texi (Contributors):
15973 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
15975 PR middle-end/40501
15976 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
15977 src and dst operands if necessary.
15979 2009-06-23 DJ Delorie <dj@redhat.com>
15982 * config.gcc: Add mep support.
15983 * recog.c: Resurrect validate_replace_rtx_subexp().
15984 * recog.h: Likewise.
15985 * config/mep/: Add new port:
15986 * config/mep/constraints.md: New file.
15987 * config/mep/default.h: New file.
15988 * config/mep/intrinsics.h: New file.
15989 * config/mep/intrinsics.md: New file.
15990 * config/mep/ivc2-template.h: New file.
15991 * config/mep/mep-c5.cpu: New file.
15992 * config/mep/mep-core.cpu: New file.
15993 * config/mep/mep-default.cpu: New file.
15994 * config/mep/mep-ext-cop.cpu: New file.
15995 * config/mep/mep-intrin.h: New file.
15996 * config/mep/mep-ivc2.cpu: New file.
15997 * config/mep/mep-lib1.asm: New file.
15998 * config/mep/mep-lib2.c: New file.
15999 * config/mep/mep-pragma.c: New file.
16000 * config/mep/mep-protos.h: New file.
16001 * config/mep/mep-tramp.c: New file.
16002 * config/mep/mep.c: New file.
16003 * config/mep/mep.cpu: New file.
16004 * config/mep/mep.h: New file.
16005 * config/mep/mep.md: New file.
16006 * config/mep/mep.opt: New file.
16007 * config/mep/predicates.md: New file.
16008 * config/mep/t-mep: New file.
16010 2009-06-23 Ian Lance Taylor <iant@google.com>
16012 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
16013 from loose_warn into c_loose_warn and from strict_warn into
16014 c_strict_warn. Set and substitute warn_cxxflags. Check for
16015 --enable-build-with-cxx. Set and substitute
16016 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
16017 * Makefile.in (CXXFLAGS): New variable.
16018 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
16019 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
16020 the default is the same as $(STRICT_WARN).
16021 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
16022 (CXX): New variable.
16023 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
16024 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
16025 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
16026 (HOST_LIBS): New variable.
16027 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
16028 (ALL_CXXFLAGS): New variable.
16029 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
16030 * doc/install.texi (Configuration): Document
16031 --enable-build-with-cxx, --with-stage1-ldflags,
16032 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
16033 * configure: Rebuild.
16035 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16037 * config/arm/arm.c (arm_override_options): Fix braces and formatting
16038 from previous commit.
16040 2009-06-23 Ian Lance Taylor <iant@google.com>
16042 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
16044 2009-06-23 Ian Lance Taylor <iant@google.com>
16046 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
16047 with ATTRIBUTE_UNUSED.
16049 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16050 Pat Haugen <pthaugen@us.ibm.com>
16051 Revital Eres <eres@il.ibm.com>
16053 * config.in (HAVE_AS_POPCNTD): Add default definition.
16054 (HAVE_AS_LWSYNC): Ditto.
16056 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
16058 (gcc_cv_as_powerpc_cmpb): Ditto.
16059 (gcc_cv_as_powerpc_dfp): Ditto.
16060 (gcc_cv_as_powerpc_vsx): Ditto.
16061 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
16062 supporting the popcntd/lwsync instructions.
16063 (gcc_cv_as_powerpc_lwsync): Ditto.
16064 * configure: Regenerate.
16066 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
16067 -mcpu=native and -mcpu=power7.
16068 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
16070 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
16071 a variable instead of a mask to reduce the number of mask bits.
16072 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
16073 (-mbit-word): Ditto.
16074 (-mregnames): Ditto.
16075 * config/rs6000/rs6000.opt (-mupdate): Ditto.
16076 (-mfused-madd): Ditto.
16078 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
16080 (-mvsx): New switch for VSX instructions.
16081 (-misel): Move from a variable to a mask to allow it to be set by
16084 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
16085 function declaration to an array declaration.
16086 (rs6000_hard_regno_nregs): New external array declaration.
16088 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
16089 files included by rs6000.md.
16091 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
16092 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
16094 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
16096 (rs6000_debug_reg): New -mdebug= variables.
16097 (rs6000_debug_addr): Ditto.
16098 (rs6000_debug_cost): Ditto.
16099 (rs6000_pmode): New variable to hold Pmode.
16100 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
16101 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
16102 calculated at compiler start.
16103 (rs6000_hard_regno_nregs): Change function to an array which holds
16104 HARD_REGNO_NREGS calculated at compiler start.
16105 (rs6000_explicit_options): Delete isel field.
16106 (rs6000_vector_unit): New array to hold which vector unit
16107 supports arithmetic options for a given type.
16108 (rs6000_vector_mem): New array to hold which vector unit supports
16109 memory reference operations for a given type.
16110 (rs6000_vector_align): New array to given the alignment of each
16112 (power7_cost): New basic costs for power7.
16113 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
16114 (rs6000_hard_regno_nregs_internal): New function, moved from
16115 HARD_REGNO_NREGS, to calculate the number of registers each hard
16116 register takes for each type.
16117 (rs6000_debug_reg_print): New function for -mdebug=reg support.
16118 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
16119 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
16120 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
16121 unit information here so it is calculated once at compiler startup
16123 (rs6000_override_options): Make -misel a target mask. Add more
16124 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
16125 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
16127 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
16128 (rs6000_handle_option): Move -misel from variable to target mask.
16129 (rs6000_builtin_mask_for_load): Add VSX support.
16130 (rs6000_conditional_register_usage): Ditto.
16131 (USE_ALTIVEC_FOR_ARG_P): Ditto.
16132 (function_arg_boundary): Ditto.
16133 (rs6000_expand_builtin): Ditto.
16134 (def_builtin): Make abort message a little friendlier.
16135 (rs6000_emit_int_cmove): Add support for 64-bit isel.
16137 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
16138 assembler support the popcntd instruction instead of a vsx
16139 instruction to enable power7 support.
16140 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
16141 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
16142 option to the assembler if -mcpu=native.
16143 (ASM_CPU_NATIVE_SPEC): Ditto.
16144 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
16146 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
16147 the lwsync instruction.
16148 (enum processor_type): Add PROCESSOR_POWER7.
16149 (rs6000_debug_reg): New -mdebug= options.
16150 (rs6000_debug_addr): Ditto.
16151 (rs6000_debug_cost): Ditto.
16152 (rs6000_isel): Delete.
16153 (enum rs6000_vector): New enum to say what vector unit we have.
16154 (VECTOR_UNIT_*): New macros to say which vector unit has
16155 arithmetic operations for a given type.
16156 (VECTOR_MEM_*): New macros to say which vector unit has memory
16157 operations for a given type.
16158 (TARGET_LDBRX): Whether the machine supports the ldbrx
16160 (TARGET_ISEL): Delete, -misel moved to be a mask.
16161 (TARGET_ISEL64): New macro for 64-bit isel support.
16162 (UNITS_PER_VSX_WORD): New macro.
16163 (POINTER_SIZE): Move to be an external variable, rather than
16164 calculating whether we are generating 32 ot 64-bit code.
16166 (STACK_BOUNDARY): Add VSX support.
16167 (LOCAL_ALIGNMENT): Ditto.
16168 (SLOW_UNALIGNED_ACCESS): Ditto.
16169 (VSX_REGNO_P): New macro for VSX support.
16170 (VFLOAT_REGNO_P): Ditto.
16171 (VINT_REGNO_P): Ditto.
16172 (VLOGICAL_REGNO_P): Ditto.
16173 (VSX_VECTOR_MODE): Ditto.
16174 (VSX_SCALAR_MODE): Ditto.
16176 (VSX_MOVE_MODE): Ditto.
16177 (VSX_REG_CLASS_P): Ditto.
16178 (HARD_REGNO_NREGS): Instead of calling a function, use an array
16180 (UNITS_PER_SIMD_WORD): Add VSX support.
16181 (MODES_TIEABLE_P): Ditto.
16182 (STARTING_FRAME_OFFSET): Ditto.
16183 (STACK_DYNAMIC_OFFSET): Ditto.
16184 (EPILOGUE_USES): Ditto.
16185 (REGNO_REG_CLASS): Move to array lookup.
16186 (CLASS_MAX_NREGS): Ditto.
16187 (rs6000_vector_reg_class): Add declaration.
16188 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
16189 overlap with the floating point and Altivec registers.
16191 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
16193 * config/rs6000/driver-rs6000.c (asm_names): New static array to
16194 give the appropriate asm switches if -mcpu=native.
16195 (host_detect_local_cpu): Add support for "asm".
16196 (host_detect_local_cpu): Follow GNU code guidelines for name.
16198 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
16199 -mbit-word to a variable instead of being a target mask.
16201 * config/rs6000/sync.md (lwsync): If the assembler supports it,
16202 emit the lwsync instruction instead of emitting the instruction as
16203 an integer constant.
16205 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
16206 fixuns_trundfsi2, move expander into rs6000.md.
16208 * config/rs6000/rs6000.md (cpu): Add power7.
16209 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
16210 (logical predicate patterns): Change the single instruction
16211 primitives that set CR0 to be fast_compare instead of compare.
16213 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
16214 (popcntddi2): Ditto.
16215 (popcount<mode>): Ditto.
16216 (floating multiply/add insns): Name the floating point
16217 multiply/add insns.
16218 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
16219 (isel_unsigned_<mode>): Ditto.
16220 (fixuns_trundfsi2): Move expander here from spe.md.
16221 (smindi3): Define if we have -misel on 64-bit systems.
16226 2009-06-23 Anatoly Sokolov <aesok@post.ru>
16228 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
16230 * config/avr/avr.c (avr_current_device): New variable.
16231 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
16232 (avr_arch, mcu_type_s): Move to avr.h.
16233 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
16234 default_data_section_start fields.
16235 (avr_arch): Moved from avr.c.
16236 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
16237 library_name fields.
16238 (avr_current_device, avr_mcu_types, avr_arch_types,
16239 avr_device_to_arch, avr_device_to_data_start,
16240 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
16241 (EXTRA_SPEC_FUNCTIONS): Define.
16242 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
16243 options mapping. Use device_to_arch and device_to_data_start insted.
16244 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
16245 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
16246 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
16247 * config/avr/driver-avr.c: New file.
16248 * config/avr/avr-devices.c: New file.
16250 2009-06-23 Jakub Jelinek <jakub@redhat.com>
16252 * var-tracking.c (unshare_variable): Force initialized to
16253 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
16254 (set_variable_part): Likewise.
16255 (struct variable_union_info): Remove pos_src field.
16256 (vui_vec, vui_allocated): New variables.
16257 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
16258 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
16259 == 1 use a simpler sorting algorithm. Compute pos field right
16260 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
16261 Avoid quadratic comparison if !flag_var_tracking_uninit.
16262 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
16263 unshare_variable unconditionally.
16264 (dataflow_set_different_2): Removed.
16265 (dataflow_set_different): Don't traverse second hash table.
16266 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
16267 unconditionally to var_reg_set or var_mem_set.
16268 (emit_notes_in_bb): Likewise.
16269 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
16271 (emit_note_insn_var_location): Don't set initialized to
16272 VAR_INIT_STATUS_INITIALIZED early.
16273 (vt_finalize): Free vui_vec if needed, clear vui_vec and
16275 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
16277 * tree-object-size.c (addr_object_size): Instead of checking
16278 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
16279 are no FIELD_DECLs following it.
16281 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
16283 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
16284 order to match bswaps with signed source operands.
16286 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16288 * sdbout.c (sdbout_one_type): Fix braces in switch.
16290 2009-06-23 Richard Guenther <rguenther@suse.de>
16292 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
16294 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
16295 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
16296 var_callused, callused_tree, var_storedanything, storedanything_tree,
16297 var_integer, integer_tree): Remove global variables.
16298 (new_var_info): Do not pass new id, append the new var to the
16299 global variable vector.
16300 (do_ds_constraint): Use is_global_var member of the variable-info.
16301 (new_scalar_tmp_constraint_exp): Adjust.
16302 (create_function_info_for): Likewise.
16303 (create_variable_info_for): Likewise.
16304 (find_what_var_points_to): Remove dead code.
16305 (init_base_vars): Simplify.
16306 (compute_points_to_sets): Adjust.
16308 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
16310 * combine.c (try_combine): Dump information about the insns we're
16313 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
16315 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
16316 check when calling force_to_mode on TRUNCATE's operand.
16318 2009-06-22 Ian Lance Taylor <iant@google.com>
16320 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
16322 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
16324 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
16326 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16328 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
16329 override library linkage flags such as -static-libgcc or
16332 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16334 * config/m68k/m68k-devices.def: Add line for MCF5221x.
16336 2009-06-22 Ian Lance Taylor <iant@google.com>
16338 * config/linux.opt: Put mglibc ahead of muclibc.
16340 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
16341 for duplicate decls.
16343 2009-06-22 Matthias Klose <doko@ubuntu.com>
16345 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
16347 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
16350 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
16351 instead of NULL if a parser error occurs.
16353 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16355 * dwarf2out.c (dwarf2_debug_hooks): Initialize
16356 non-DWARF2_DEBUGGING_INFO version.
16358 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
16360 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
16361 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
16363 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
16364 (LIBGCC2_TF_CEXT): Define.
16367 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16370 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
16372 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16374 * config/arm/arm.c (arm_override_options): Disable
16375 -mcaller-super-interworking and -mcallee-super-interworking.
16376 * doc/invoke.texi (ARM Options): Document this.
16378 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
16380 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
16381 * config/arm/constraints.md (j): New constraint for movw operands.
16382 (N): Remove thumb2 meaning.
16383 * config/arm/arm.md (*arm_movw): Delete.
16384 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
16385 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
16386 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
16388 2009-06-22 Martin Jambor <mjambor@suse.cz>
16390 PR tree-optimization/40492
16391 * tree-sra.c (sra_modify_assign): Pass zero offsets to
16392 build_ref_for_offset.
16394 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
16396 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
16397 JUMP_TABLE_DATA_P predicates where applicable.
16398 * auto-inc-dec.c: Ditto.
16399 * builtins.c: Ditto.
16400 * caller-save.c: Ditto.
16402 * cfgcleanup.c: Ditto.
16403 * cfglayout.c: Ditto.
16405 * combine.c: Ditto.
16406 * combine-stack-adj.c: Ditto.
16410 * df-scan.c: Ditto.
16412 * dwarf2asm.c: Ditto.
16413 * dwarf2out.c: Ditto.
16414 * emit-rtl.c: Ditto.
16420 * function.c: Ditto.
16423 * genpreds.c: Ditto.
16424 * genrecog.c: Ditto.
16426 * ira-costs.c: Ditto.
16427 * ira-lives.c: Ditto.
16429 * loop-iv.c: Ditto.
16430 * lower-subreg.c: Ditto.
16431 * modulo-sched.c: Ditto.
16433 * postreload.c: Ditto.
16434 * print-rtl.c: Ditto.
16436 * reginfo.c: Ditto.
16437 * regmove.c: Ditto.
16438 * reload1.c: Ditto.
16441 * rtlanal.c: Ditto.
16443 * sched-vis.c: Ditto.
16445 * sel-sched-ir.c: Ditto.
16446 * simplify-rtx.c: Ditto.
16447 * targhooks.c: Ditto.
16448 * var-tracking.c: Ditto.
16449 * vmsdbgout.c: Ditto.
16451 2009-06-22 Matthias Klose <doko@ubuntu.com>
16453 * Makefile.in (install-plugin): Always use DESTDIR.
16455 2009-06-22 Olivier Hainque <hainque@adacore.com>
16457 * config/pa/pa.c (output_call): Don't optimize post call jumps
16458 into return address adjustments if the call may throw.
16460 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
16462 * arm.c (thumb1_output_casesi): New function.
16463 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
16464 optimizing for size or PIC.
16465 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
16466 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
16467 (casesi): Handle Thumb-1 when optimizing for size or PIC.
16468 (thumb1_casesi_internal_pic): New expand rule.
16469 (thumb1_casesi_dispatch): New pattern.
16470 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
16472 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
16473 in the text seciton when PIC or optimizing for size.
16474 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
16475 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
16476 preservation properties of code.
16477 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
16478 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
16479 (__gnu_thumb1_case_si): New function.
16480 * t-arm (LIB1ASMSRC): Define here.
16481 (LIB1ASMFUNCS): Add some common functions.
16482 * t-arm-elf (LIB1ASMSRC): Delete.
16483 (LIB1ASMFUNCS): Append to existing set.
16484 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16485 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16486 * t-symbian (LIB1ASMFUNCS): Likewise.
16487 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16488 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16490 2009-06-21 Richard Guenther <rguenther@suse.de>
16492 PR tree-optimization/38729
16493 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
16494 to loops with a single exit if -fno-expensive-optimizations.
16496 2009-06-21 Jakub Jelinek <jakub@redhat.com>
16498 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
16499 (dataflow_set): Change vars type from htab_t to shared_hash.
16500 (shared_hash_pool, empty_shared_hash): New variables.
16501 (vars_clear): Removed.
16502 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
16503 shared_hash_find_slot_unshare, shared_hash_find_slot,
16504 shared_hash_find_slot_noinsert, shared_hash_find): New
16506 (shared_hash_unshare, shared_hash_destroy): New functions.
16507 (unshare_variable): Unshare set->vars if shared, use
16509 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
16510 (get_init_value, find_src_set_src, dump_dataflow_set,
16511 clobber_variable_part, emit_notes_for_differences): Use
16513 (dataflow_set_init): Remove second argument, set vars to
16514 empty_shared_hash instead of creating a new htab.
16515 (dataflow_set_clear): Call shared_hash_destroy and set vars
16516 to empty_shared_hash instead of calling vars_clear.
16517 (dataflow_set_copy): Don't call vars_copy, instead just share
16518 the src htab with dst.
16519 (variable_union): Use shared_hash_*, use initially NO_INSERT
16520 lookup if set->vars is shared. Don't keep slot cleared before
16521 calling unshare_variable. Unshare set->vars if needed.
16522 Even ->refcount == 1 vars must be unshared if set->vars is shared
16523 and var needs to be modified.
16524 (variable_canonicalize): New function.
16525 (dataflow_set_union): If dst->vars is empty, just share src->vars
16526 with dst->vars and traverse with variable_canonicalize to canonicalize
16527 and unshare what is needed.
16528 (dataflow_set_different): If old_set and new_set use the same shared
16529 htab, they aren't different. If number of htab elements is different,
16530 htabs are different. Use shared_hash_*.
16531 (dataflow_set_destroy): Call shared_hash_destroy instead of
16533 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
16534 second argument to dataflow_set_init.
16535 (vt_initialize): Likewise. Initialize shared_hash_pool and
16536 empty_shared_hash, move bb in/out initialization afterwards.
16537 Use variable_htab_free instead of NULL as changed_variables del hook.
16538 (variable_was_changed): Change type of second argument to pointer to
16539 dataflow_set. When inserting var into changed_variables, bump
16540 refcount. Unshare set->vars if set is shared htab and slot needs to
16542 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
16543 lookup if set->vars is shared. Unshare set->vars if needed.
16544 Even ->refcount == 1 vars must be unshared if set->vars is shared
16545 and var needs to be modified. Adjust variable_was_changed caller.
16546 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
16547 vars must be unshared if set->vars is shared and var needs to be
16548 modified. Adjust variable_was_changed caller.
16549 (emit_note_insn_var_location): Don't pool_free var.
16550 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
16552 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
16553 free_alloc_pool on shared_hash_pool.
16555 2009-06-20 Anthony Green <green@moxielogic.com>
16557 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
16558 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
16560 2009-06-20 Richard Guenther <rguenther@suse.de>
16562 * tree-ssa-structalias.c (find_func_aliases): For memset use
16563 a constraint from NULL if we memset to zero.
16564 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
16565 we explicitly handle that do not read from memory.
16566 (call_may_clobber_ref_p_1): Properly handle builtins that may
16569 2009-06-20 Richard Guenther <rguenther@suse.de>
16571 PR tree-optimization/40495
16572 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
16573 (new_scalar_tmp_constraint_exp): New function.
16574 (process_constraint): Do not create temporary decls.
16575 (process_all_all_constraints): Likewise.
16576 (handle_const_call): Likewise.
16577 (create_function_info_for): Do not set decl.
16579 2009-06-19 Ian Lance Taylor <iant@google.com>
16581 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
16582 (rs6000_attribute_table): Make static; move before use.
16584 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
16586 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
16587 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
16588 Propagate the TREE_READONLY flag without overwriting it.
16589 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
16590 Propagate the TREE_READONLY flag onto the result.
16591 (process_call_operands): Move around. Use correct constant value.
16593 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16596 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
16597 * config/arm/arm.md: Likewise.
16599 2009-06-19 Ian Lance Taylor <iant@google.com>
16601 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
16602 to GIMPLE_ERROR_MARK.
16604 * c-typeck.c (build_conditional_expr): Add op1_original_type and
16605 op2_original_type parameters. Warn about using different enum types.
16606 * c-parser.c (c_parser_conditional_expression): Pass original
16607 types to build_conditional_expr.
16608 * c-tree.h (build_conditional_expr): Update declaration.
16610 2009-06-19 Ian Lance Taylor <iant@google.com>
16612 * config/i386/i386.c (ix86_function_specific_save): Test that
16613 fields match values, rather than testing the values are in a
16616 2009-06-19 Richard Guenther <rguenther@suse.de>
16618 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
16619 ADDR_EXPR pointers.
16620 (ptr_derefs_may_alias_p): Likewise.
16621 (ptr_deref_may_alias_ref_p_1): New function.
16622 (ptr_deref_may_alias_ref_p): Likewise.
16623 (ref_maybe_used_by_call_p_1): Handle builtins that are not
16624 covered by looking at the ESCAPED solution.
16625 (call_may_clobber_ref_p_1): Likewise.
16626 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
16627 Handle NULL_TREE offset. Do not produce redundant constraints.
16628 (process_all_all_constraints): New helper function.
16629 (do_structure_copy): Use it.
16630 (handle_lhs_call): Likewise.
16631 (find_func_aliases): Handle some builtins with pointer arguments
16632 and/or return values explicitly.
16634 2009-06-19 Ian Lance Taylor <iant@google.com>
16636 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
16638 2009-06-19 Ian Lance Taylor <iant@google.com>
16640 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
16642 2009-06-19 Ian Lance Taylor <iant@google.com>
16644 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
16645 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
16648 * c-decl.c (finish_decl): If -Wc++-compat, warn about
16649 uninitialized const.
16651 2009-06-19 Ian Lance Taylor <iant@google.com>
16653 * dse.c (struct store_info): Rename bitmap field to bmap. Change
16656 * c-decl.c (in_struct, struct_types): Remove.
16657 (struct c_binding): Add in_struct field.
16658 (c_binding_ptr): Define type, along with VEC.
16659 (struct c_struct_parse_info): Define.
16660 (struct_parse_info): New static variable.
16661 (bind): Initialize in_struct field.
16662 (start_struct): Remove enclosing_in_struct and
16663 enclosing_struct_types parameters. Add
16664 enclosing_struct_parse_info parameter. Change all callers. Set
16665 struct_parse_info rather than in_struct and struct_types.
16666 (grokfield): If -Wc++-compat and there is a symbol binding for the
16667 field name, set the in_struct flag and push it on the
16668 struct_parse_info->fields vector.
16669 (warn_cxx_compat_finish_struct): New static function.
16670 (finish_struct): Remove enclosing_in_struct and
16671 enclosing_struct_types parameters. Add
16672 enclosing_struct_parse_info parameter. Change all callers. Don't
16673 set C_TYPE_DEFINED_IN_STRUCT here. Call
16674 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
16675 parameter. Only push on struct_types if warn_cxx_compat.
16676 (finish_enum): Only push on struct_types if warn_cxx_compat.
16677 (declspecs_add_type): Add loc parameter. Change all callers.
16678 Change all error calls to error_at. Pass loc, not input_location,
16679 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
16680 defined in a struct. If -Wc++-compat and parsing a struct, record
16681 that a typedef name was used.
16682 * c-parser.c (c_parser_declspecs): Get location to pass to
16683 declspecs_add_type.
16684 (c_parser_struct_or_union_specifier): Update calls to start_struct
16686 * c-tree.h (struct c_struct_parse_info): Declare.
16687 (finish_struct, start_struct): Update declarations.
16688 (declspecs_add_type): Update declaration.
16690 2009-06-19 Ian Lance Taylor <iant@google.com>
16692 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
16693 variable with an anonymous type.
16695 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
16697 * see.c: Remove for real.
16699 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
16701 * optabs.h (enum optab_index): Add new OTI_significand.
16702 (significand_optab): Define corresponding macro.
16703 * optabs.c (init_optabs): Initialize significand_optab.
16704 * genopinit.c (optabs): Implement significand_optab using
16705 significand?f2 patterns.
16706 * builtins.c (expand_builtin_mathfn): Handle
16707 BUILT_IN_SIGNIFICAND{,F,L}.
16708 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
16709 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
16711 * config/i386/i386.md (significandxf2, significand<mode>2): New
16712 expanders to implement significandf, significand and significandl
16713 built-ins as inline x87 intrinsics.
16715 2009-06-18 Anatoly Sokolov <aesok@post.ru>
16717 * config/avr/avr.c (avr_override_options): Remove setting value of
16718 PARAM_INLINE_CALL_COST.
16720 2009-06-18 Richard Henderson <rth@redhat.com>
16723 * tree-pass.h (TDF_ASMNAME): New.
16724 * tree-dump.c (dump_options): Add asmname.
16725 * doc/invoke.texi: Document it.
16727 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
16728 (dump_decl_name): ...here.
16729 (dump_function_name): New flags arg; mind TDF_ASMNAME.
16730 (dump_generic_node): Update dump_function_name calls.
16731 (print_call_name): New flags arg; update all dump calls.
16732 * diagnostic.h (print_call_name): Update.
16733 * gimple-pretty-print.c (dump_gimple_call): Update.
16735 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
16738 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
16740 2009-06-18 Diego Novillo <dnovillo@google.com>
16742 * doc/plugins.texi: Document plugin_is_GPL_compatible.
16743 * plugin.c (str_license): Declare.
16744 (try_init_one_plugin): Assert that the symbol
16745 'plugin_is_GPL_compatible' exists.
16747 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
16750 * Makefile.in (OBJS-common): Remove see.o.
16752 * common.opt (fsee): Mark as preserved for backward compatibility.
16753 * opts.c (common_handle_option): Add OPT_fsee to the backward
16754 compatibility section.
16755 * passes.c (init_optimization_passes, pass_see): Remove pass.
16756 * timevar.def (TV_SEE): Remove.
16757 * tree-pass.h (pass_see): Remove declaration.
16758 * doc/invoke.texi (-fsee): Remove documentation.
16760 2009-06-18 Martin Jambor <mjambor@suse.cz>
16762 * tree-sra.c: Include statistics.h
16763 (sra_stats): New variable.
16764 (sra_initialize): Clear sra_stats.
16765 (create_access_replacement): Increment sra_stats.replacements.
16766 (get_access_replacement): Do not return twice.
16767 (analyze_all_variable_accesses): Increment statistics counter by the
16768 number of scalarized aggregates.
16769 (generate_subtree_copies): Increment sra_stats.subtree_copies.
16770 (sra_modify_expr): Increment sra_stats.exprs.
16771 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
16772 (sra_modify_assign): Increment sra_stats.exprs,
16773 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
16774 (perform_intra_sra): Update statistics counters.
16775 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
16777 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
16779 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
16780 (arm_scalar_mode_supported_p): New function.
16782 2009-06-18 Paul Brook <paul@codesourcery.com>
16783 Sandra Loosemore <sandra@codesourcery.com>
16785 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
16786 (__extendhfsf2, __truncsfhf2): Define.
16787 * config/arm/fp16.c: New file.
16788 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
16789 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
16791 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
16793 * doc/extend.texi (Half-Precision): New section.
16794 * doc/invoke.texi (Option Summary): List -mfp16-format.
16795 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
16796 * config/arm/arm.opt (mfp16-format=): New.
16797 * config/arm/arm.c: Include intl.h.
16798 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
16799 (TARGET_INVALID_RETURN_TYPE): Redefine.
16800 (TARGET_PROMOTED_TYPE): Redefine.
16801 (TARGET_CONVERT_TO_TYPE): Redefine.
16802 (arm_fp16_format): Define.
16803 (all_fpus): Add entry for neon-fp16.
16804 (fp_model_for_fpu): Likewise.
16805 (struct fp16_format): Declare.
16806 (all_fp16_formats): Define.
16807 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
16809 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
16811 (arm_legitimate_index_p): Treat HFmode like HImode.
16812 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
16813 (coproc_secondary_reload_class): Special-case HFmode.
16814 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
16815 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
16816 (arm_init_fp16_builtins): New.
16817 (arm_init_builtins): Call it.
16818 (arm_invalid_parameter_type): New.
16819 (arm_invalid_return_type): New.
16820 (arm_promoted_type): New.
16821 (arm_convert_to_type).
16822 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
16824 (arm_emit_fp16_const): New function.
16825 (arm_mangle_type): Mangle __fp16 as "Dh".
16826 * config/arm/arm.h (TARGET_VFPD32): Make it know about
16828 (TARGET_NEON_FP16): New.
16829 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
16830 (enum fputype): Add FPUTYPE_NEON_FP16.
16831 (enum arm_fp16_format_type): Declare.
16832 (arm_fp16_format): Declare.
16833 (LARGEST_EXPONENT_IS_NORMAL): Define.
16834 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
16835 * config/arm/arm-modes.def (HFmode): Define.
16836 * config/arm/vfp.md (*movhf_vfp): New.
16837 (extendhfsf2): New.
16839 * config/arm/arm.md (fpu): Add neon_fp16.
16840 (floatsihf2, floatdihf2): New.
16841 (fix_trunchfsi2, fix_trunchfdi2): New.
16843 (extendhfdf2): New.
16845 (*arm32_movhf): New.
16846 (*thumb1_movhf): New.
16847 (consttable_2): Add check for HFmode constants.
16848 (consttable_4): Handle HFmode constants.
16850 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
16852 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
16854 2009-06-17 Olivier Hainque <hainque@adacore.com>
16856 * collect2.c (main): Use CONST_CAST2 to perform char ** to
16857 const char ** conversion in AIX specific section.
16859 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
16861 * config/i386/i386.c (ix86_special_builtin_type): Remove
16862 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
16863 (bdesc_special_args): Updated.
16864 (ix86_init_mmx_sse_builtins): Likewise.
16865 (ix86_expand_special_args_builtin): Likewise.
16867 2009-06-17 Richard Henderson <rth@redhat.com>
16869 * tree-pretty-print.c (maybe_dump_asm_name): New.
16870 (dump_decl_name): Use it.
16871 (PRINT_FUNCTION_NAME): Merge into...
16872 (dump_function_name): ... here. Use maybe_dump_asm_name.
16874 2009-06-17 Cary Coutant <ccoutant@google.com>
16876 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
16878 * debug.c (struct gcc_debug_hooks): Change placeholder for
16880 (debug_nothing_int_charstar_int): Replaced by...
16881 (debug_nothing_int_charstar_int_bool): ...this.
16882 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
16883 source_line prototype.
16884 (debug_nothing_int_charstar_int): Replaced by...
16885 (debug_nothing_int_charstar_int_bool): ...this.
16886 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
16887 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
16888 Output is_stmt operand when necessary.
16889 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
16890 (notice_source_line): Add is_stmt parameter.
16891 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
16892 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
16894 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
16895 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
16897 2009-06-17 Ian Lance Taylor <iant@google.com>
16899 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
16901 (struct store_by_pieces_d): Rename from store_by_pieces. Change
16904 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
16906 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
16907 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
16908 tree_strip_sign_nop_conversions and
16909 tree_ssa_strip_useless_type_conversions rather than stripping
16910 the operations here.
16911 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
16913 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
16914 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
16915 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
16916 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
16919 2009-06-17 Michael Eager <eager@eagercon.com>
16921 * config/rs6000/constraints.md (register_constraint "d"): New.
16922 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
16923 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
16924 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
16925 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
16926 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
16927 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
16928 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
16929 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
16930 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
16931 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
16933 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
16934 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
16935 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
16936 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
16937 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
16938 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
16939 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
16940 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
16941 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
16942 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
16943 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
16944 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
16945 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
16946 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
16948 2009-06-16 Ian Lance Taylor <iant@google.com>
16950 * profile.c (total_num_never_executed): Don't define.
16951 (compute_branch_probabilities): Don't count or print
16952 num_never_executed.
16953 (init_branch_prob): Don't set total_num_never_executed.
16954 (end_branch_prob): Don't print total_num_never_executed.
16956 2009-06-17 David Daney <ddaney@caviumnetworks.com>
16958 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
16960 2009-06-17 David Edelsohn <edelsohn@gnu.org>
16962 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
16963 (nabstd2_fpr): Same.
16965 2009-06-17 Steve Ellcey <sje@cup.hp.com>
16967 * expr.c (expand_assignment): Change complex type check.
16969 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
16971 * doc/plugins.texi (Building GCC plugins): Added new section.
16973 2009-06-17 Ian Lance Taylor <iant@google.com>
16975 * c-pch.c (get_ident): Don't set size of templ array.
16976 (pch_init): Don't set size of partial_pch array.
16978 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
16979 string constant to intialize an array whose size is the length of
16982 2009-06-17 Richard Guenther <rguenther@suse.de>
16984 PR tree-optimization/40389
16985 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
16986 to addressable types.
16987 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
16989 2009-06-17 Richard Guenther <rguenther@suse.de>
16991 PR middle-end/40460
16992 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
16993 if there is no evolution of left in the loop bail out.
16994 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
16995 chrec_fold_multiply.
16997 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
16998 Janis Johnson <janis187@us.ibm.com>
17001 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
17002 for the symbol ref of a constant that is the source of a move
17003 - nor for any other not-obvious-label-ref constants.
17005 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
17007 * plugin.c (position_pass): Skip newly inserted pass during list
17008 traversal to avoid repeated insertion.
17010 2009-06-16 Ian Lance Taylor <iant@google.com>
17012 * vec.h (VEC_stack_alloc): Define different version if
17013 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
17014 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
17015 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
17016 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
17018 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
17020 * config.gcc (extra_headers): Add ia32intrin.h for x86.
17022 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
17023 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
17024 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
17025 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
17026 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
17027 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
17028 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
17029 (bdesc_special_args): Add __builtin_ia32_rdtsc and
17030 __builtin_ia32_rdtscp.
17031 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
17032 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
17033 and __builtin_ia32_rorhi.
17034 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
17035 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
17036 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
17037 (ix86_expand_args_builtin): Likewise.
17038 (ix86_expand_special_args_builtin): Likewise.
17040 * config/i386/i386.md (UNSPECV_RDTSCP): New.
17041 (UNSPECV_RDTSC): Likewise.
17042 (UNSPECV_RDPMC): Likewise.
17043 (*bsr): Renamed to ...
17045 (*bsr_rex64): Renamed to ...
17048 (*rdpmc): Likewise.
17049 (*rdpmc_rex64): Likewise.
17051 (*rdtsc): Likewise.
17052 (*rdtsc_rex64): Likewise.
17053 (rdtscp): Likewise.
17054 (*rdtscp): Likewise.
17055 (*rdtscp_rex64): Likewise.
17057 * config/i386/ia32intrin.h: New.
17059 * config/i386/x86intrin.h: Include <ia32intrin.h>.
17061 2009-06-16 Ian Lance Taylor <iant@google.com>
17063 * ira-build.c (copy_info_to_removed_store_destinations):
17064 Initialize parent_a.
17066 2009-06-16 Ian Lance Taylor <iant@google.com>
17068 * c-decl.c (grokdeclarator): Change size_varies to bool.
17070 2009-06-16 Ian Lance Taylor <iant@google.com>
17072 * sel-sched.c: Make forward declarations of move_op_hooks and
17073 fur_hooks explicitly extern.
17075 2009-06-16 Ian Lance Taylor <iant@google.com>
17077 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
17078 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
17080 2009-06-16 Ian Lance Taylor <iant@google.com>
17082 * resource.c (mark_referenced_resources): Change
17083 include_delayed_effects parameter to bool. Change all callers.
17084 (mark_end_of_function_resources): Likewise.
17085 * reorg.c (insn_references_resource_p): Likewise.
17086 (insn_sets_resource_p): Likewise.
17087 * resource.h (mark_referenced_resources): Update declaration.
17088 (mark_end_of_function_resources): Update declaration.
17090 2009-06-16 David Edelsohn <edelsohn@gnu.org>
17092 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
17094 2009-06-16 David Edelsohn <edelsohn@gnu.org>
17096 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
17097 GCC can bootstrap on AIX with GNU Binutils 2.20.
17099 2009-06-16 Ian Lance Taylor <iant@google.com>
17101 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
17103 2009-06-16 Ian Lance Taylor <iant@google.com>
17105 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
17106 inline, not extern inline.
17107 (exact_log2): Likewise.
17108 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
17110 (exact_log2): Likewise, but don't test CTZ_HWI.
17112 2009-06-16 Ian Lance Taylor <iant@google.com>
17114 * bitmap.c (bitmap_clear): Don't declare as inline.
17115 * gimple.c (gimplify_assign): Likewise.
17116 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
17117 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
17118 (sched_scan_info): Remove duplicate definition.
17120 2009-06-16 Ian Lance Taylor <iant@google.com>
17122 * c-common.c (skip_evaluation): Don't define.
17123 (c_inhibit_evaluation_warnings): Define global variable.
17124 (overflow_warning): Check c_inhibit_evaluation_warnings rather
17125 than skip_evaluation.
17126 (convert_and_check, warn_for_div_by_zero): Likewise.
17127 * c-common.h (skip_evaluation): Don't declare.
17128 (c_inhibit_evaluation_warnings): Declare.
17129 * c-parser.c (c_parser_typeof_specifier): Set
17130 c_inhibit_evaluation_warnings rather than skip_evaluation.
17131 (c_parser_conditional_expression): Likewise.
17132 (c_parser_binary_expression): Likewise.
17133 (c_parser_sizeof_expression): Likewise.
17134 (c_parser_alignof_expression): Likewise.
17135 * c-typeck.c (build_indirect_ref): Check
17136 c_inhibit_evaluation_warnings rather than skip_evaluation.
17137 (build_conditional_expr, build_binary_op): Likewise.
17139 2009-06-16 Richard Guenther <rguenther@suse.de>
17141 * tree-ssa-alias.c (is_escape_site): Remove.
17142 * tree-ssa-alias.h (enum escape_type): Remove.
17143 (is_escape_site): Likewise.
17144 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
17145 via casts and asms without deferring to is_escape_site.
17147 2009-06-16 Jakub Jelinek <jakub@redhat.com>
17149 PR middle-end/40446
17150 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
17151 use gen_lowpart if op0 has complex mode.
17153 2009-06-16 Richard Guenther <rguenther@suse.de>
17155 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
17156 variables add them to ESCAPED.
17157 (find_func_aliases): Do not make all indirectly stored values escaped.
17159 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
17161 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
17162 make_decl_one_only.
17164 2009-06-16 Martin Jambor <mjambor@suse.cz>
17166 PR tree-optimization/40432
17167 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
17168 check whether we need to force gimple register operand.
17170 2009-06-16 Martin Jambor <mjambor@suse.cz>
17172 PR tree-optimization/40413
17173 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
17174 build_ref_for_offset.
17175 (propagate_subacesses_accross_link): Fix a typo in a comment.
17177 2009-06-16 Ira Rosen <irar@il.ibm.com>
17179 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
17180 with additional parameter.
17181 * tree-vectorizer.h (enum vect_def_type): Add new value
17183 (enum vect_relevant): Add comments.
17184 (vect_is_simple_reduction): Add new argument.
17185 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
17186 Detect nested cycles.
17187 (vect_is_simple_reduction): Update documentation, add an argument to
17188 distinguish inner-loop reduction from nested cycle, detect nested
17189 cycles, fix printings and indentation, don't swap operands in case
17191 (get_initial_def_for_reduction): Handle subtraction.
17192 (vect_create_epilog_for_reduction): Add new argument to specify
17193 reduction variable.
17194 (vect_finalize_reduction): Handle subtraction, fix comments.
17195 (vectorizable_reduction): Handle nested cycles. In case of nested
17196 cycle keep track of the reduction variable position. Call
17197 vect_is_simple_reduction with additional parameter. Use original
17198 statement code in reduction epilogue for nested cycle. Call
17199 vect_create_epilog_for_reduction with additional parameter.
17200 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
17201 inner-loop vectorization.
17202 (vect_recog_widen_sum_pattern): Likewise.
17203 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
17205 (vect_mark_stmts_to_be_vectorized): Likewise.
17206 (vect_get_vec_def_for_operand): Handle nested cycles.
17208 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17210 * doc/invoke.texi (Debugging Options): Fix option index entries
17211 for -fdump-statistics, -frandom-seed add entries for
17212 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
17213 (FRV Options): Fix entries for -mTLS, -mtls.
17214 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
17215 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
17216 (M68hc1x Options): Fix @itemx for -mnominmax.
17217 (MCore Options): Fix entry for -mno-lsim.
17218 (MMIX Options): Fix entry for -mabi=mmixware.
17219 (PDP-11 Options): Fix entry for -mbcopy-builtin.
17221 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
17223 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
17224 Mention the plugin mode of gengtype.
17225 * doc/gty.texi (Source Files Containing Type Information): Likewise.
17226 * gengtype.c: Updated copyright.
17227 (plugin_files, nb_plugin_files) Added new static variables.
17228 (measure_input_list) Care about plugin_files.
17229 (write_rtx_next): Added early return in plugin mode.
17230 (create_file): Updated copyright year in generated file. Added
17232 (oprintf): Added early return if NULL outf.
17233 (get_output_file_with_visibility): Care of plugin_files.
17234 (get_output_file_name): May return null.
17235 (write_local): Added early return.
17236 (put_mangled_filename): Ditto.
17237 (finish_root_table): Added check for base_files.
17238 (write_roots): Care about null when plugins.
17239 (main): Added plugin mode.
17241 2009-06-15 Ian Lance Taylor <iant@google.com>
17243 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
17244 * gcov.c (read_count_file): Add braces around variables declared
17247 * c.opt (Wjump-misses-init): New warning.
17248 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
17249 -Wall and -Wc++-compat if not already set.
17250 (c_common_post_options): Clear warn_jump_misses_init if it was not
17252 * c-decl.c (struct c_binding): Change type field to a union with
17253 new label field. Make it the first field in the struct. Update
17254 references to type to use u.type instead.
17255 (struct c_spot_bindings): Define.
17256 (struct c_goto_bindings): Define.
17257 (c_goto_bindings_p): Define, along with VECs.
17258 (struct c_label_vars): Define.
17259 (struct c_scope): Add has_label_bindings field.
17260 (bind_label, set_spot_bindings): New static functions.
17261 (decl_jump_unsafe, update_spot_bindings): New static functions.
17262 (update_label_decls): New static function.
17263 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
17264 Update binding u.label field to shadowed field.
17265 (c_binding_start_stmt_expr): New function.
17266 (c_binding_end_stmt_expr): New function.
17267 (pushdecl): Don't call c_begin_vm_scope.
17268 (make_label): Add defining and p_label_vars parameters. Change
17270 (lookup_label): Correct test for whether a label has not yet been
17271 defined. Call bind_label rather than bind.
17272 (warn_about_goto): New static function.
17273 (lookup_label_for_goto): New function.
17274 (declare_label): Call bind_label rather than bind.
17275 (check_earlier_gotos): New static function.
17276 (define_label): Don't give errors about jumping into statement
17277 expressions or scopes of variably modified types. Call
17278 set_spot_bindings and check_earlier_gotos. Call bind_label
17279 instead of bind. Don't set label_context_stack_se or
17280 label_context_stack_vm.
17281 (c_get_switch_bindings): New function.
17282 (c_release_switch_bindings): New function.
17283 (c_check_switch_jump_warnings): New function.
17284 (start_function): Don't set label_context_stack_se or
17285 label_context_stack_vm.
17286 (finish_function): Likewise.
17287 * c-typeck.c (label_context_stack_se): Don't define.
17288 (label_context_stack_vm): Don't define.
17289 (c_finish_goto_label): Call lookup_label_for_goto rather than
17290 lookup_label. Don't give errors about jumping into a statement
17291 expression or the scope of a variably modified type. Don't set
17292 label_context_stack_se or label_context_stack_vm.
17293 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
17294 fields. Add bindings field.
17295 (c_start_case): Don't set deleted fields. Set bindings field.
17296 (do_case): Rework order of tests. Don't check blocked_stmt_expr
17297 or blocked_vm. Call c_check_switch_jump_warnings.
17298 (c_finish_case): Don't test blocked_stmt_expr field. Call
17299 c_release_switch_bindings.
17300 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
17301 c_switch_stack. Don't walk label_context_stack_se labels. Don't
17302 set label_context_stack_se. Call c_bindings_start_stmt_expr.
17303 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
17304 c_switch_stack. Don't walk label_context_stack_se labels. Don't
17305 set label_context_stack_se. Call c_bindings_end_stmt_expr.
17306 (c_begin_vm_scope, c_end_vm_scope): Don't define.
17307 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
17308 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
17309 (C_DECL_UNJUMPABLE_VM): Don't define.
17310 (C_DECL_UNDEFINABLE_VM): Don't define.
17311 (struct c_label_list): Don't define.
17312 (struct c_label_context_se): Don't define.
17313 (struct c_label_context_vm): Don't define.
17314 (struct c_spot_bindings): Declare.
17315 (c_bindings_start_stmt_expr): Declare.
17316 (c_bindings_end_stmt_expr): Declare.
17317 (lookup_label_for_goto): Declare.
17318 (c_get_switch_bindings, c_release_switch_bindings): Declare.
17319 (c_check_switch_jump_warnings): Declare.
17320 (label_context_stack_se, label_context_stack_vm): Don't declare.
17321 (c_finish_goto_label): Update declaration.
17322 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
17323 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
17324 (Warning Options): Document -Wjump-misses-init.
17326 2009-06-15 Jakub Jelinek <jakub@redhat.com>
17328 * tree-object-size.c (addr_object_size): Fix a pasto in the last
17331 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
17333 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
17335 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
17337 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
17339 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
17341 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
17343 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
17345 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
17346 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
17347 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
17348 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
17349 * dwarf2asm.c (dw2_force_const_mem): Update call to
17350 make_decl_one_only.
17351 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
17352 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
17353 * langhooks.c (lhd_comdat_group): Remove.
17354 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
17355 * tree.h (DECL_COMDAT_GROUP): New.
17356 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
17357 (tree_decl_with_vis): Add comdat_group. Remove one_only.
17358 (make_decl_one_only): Change signature.
17359 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
17360 make_decl_one_only.
17361 (make_decl_one_only): Change signature.
17362 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
17364 2009-06-15 Richard Guenther <rguenther@suse.de>
17366 PR middle-end/40439
17367 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
17369 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17371 * tree-ssa-math-opts.c: Remove extra divide.
17373 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17375 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
17377 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17379 * passes.c: Add bswap pass.
17380 * tree-pass.h: Add pass_optimize_bswap declaration.
17381 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
17382 Include rtl.h, expr.h and optabs.h for optab_handler check.
17383 (struct symbolic_number, pass_optimize_bswap): New definition.
17384 (do_shift_rotate, verify_symbolic_number_p): New functions.
17385 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
17386 (gate_optimize_bswap): New function.
17387 * tree.c (widest_int_cst_value): New function.
17388 * tree.h (widest_int_cst_value): Prototype added.
17390 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
17392 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
17393 REG_EQUAL/REG_EQUIV notes.
17395 2009-06-14 Richard Guenther <rguenther@suse.de>
17397 PR middle-end/40389
17398 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
17399 has its address taken if NRV was applied and it is addressable.
17400 * tree-ssa-structalias.c (get_constraint_for_address_of): New
17401 function split out from ...
17402 (get_constraint_for_1): ... here.
17403 (handle_rhs_call): Use it to mark the return slot escaped if
17404 it is addressable and NRV was applied.
17406 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
17408 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
17409 Change first argument type to location_t.
17410 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
17411 Do not set input_location.
17412 Use loc instead of input_location throughout.
17414 2009-06-13 Richard Guenther <rguenther@suse.de>
17416 PR tree-optimization/40421
17417 * tree-predcom.c (should_unroll_loop_p): Remove.
17418 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
17420 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
17422 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17423 Add location argument.
17425 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
17427 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
17429 * config/s390/s390.c (s390_build_builtin_va_list): Same.
17430 (s390_gimplify_va_arg): Pass location to create_artificial_label.
17431 * config/spu/spu-protos.h: Add location to
17432 spu_resolve_overloaded_builtin.
17433 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
17434 spu_build_builtin_va_list.
17435 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
17436 argument. Pass location to build_function_call_vec.
17437 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
17439 (emit_fpu_switch): Same.
17440 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
17441 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
17442 to build_decl and create_artificial_label.
17443 (xtensa_gimplify_va_arg_expr): Same.
17444 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
17445 (xstormy16_gimplify_va_arg_expr): Same.
17446 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
17447 * config/arm/arm.c (arm_build_builtin_va_list): Same.
17448 * config/mips/mips.c (mips_build_builtin_va_list): Same.
17449 (mips16_build_function_stub): Same.
17450 (mips16_build_call_stub): Same.
17452 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
17455 * arm/constraints.md (Pa, Pb): New constraints.
17456 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
17457 split pattern to deal with them.
17459 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
17461 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
17462 fix index entry for -Xpreprocessor.
17464 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
17466 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17467 Add location argument to build_decl call.
17468 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
17469 (rs6000_init_builtins): Same.
17470 (spe_init_builtins): Same.
17471 (rs6000_gimplify_va_arg): Add location argument to
17472 create_artificial_label call.
17474 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
17476 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
17477 * combine-stack-adj.c (pass_stack_adjustments): Use it.
17478 * Makefile.in: Fix GGC dependency for gcse.o.
17480 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
17482 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
17483 * gimple-pretty-print.c (dump_gimple_stmt): Same.
17484 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
17486 * c-parser.c (c_parser_binary_expression): Use current column while
17487 building binary operations.
17488 * common.opt (fshow-column): Enable by default.
17489 * tree-vrp.c (check_array_ref): Use warning_at.
17490 (check_array_bounds): Use location from call back if expr has no
17492 * tree.h: Add location argument to maybe_fold_*.
17493 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
17494 (maybe_fold_offset_to_array_ref): Add location argument and use it.
17495 (maybe_fold_offset_to_component_ref): Same.
17496 (maybe_fold_offset_to_reference): Same.
17497 (maybe_fold_offset_to_address): Same.
17498 (maybe_fold_stmt_indirect): Same.
17499 (maybe_fold_stmt_addition): Same.
17500 (fold_stmt_r): Pass location to maybe_fold_*.
17501 (fold_gimple_assign): Same.
17502 * c-tree.h: Add location argument to finish_decl,
17503 default_function_array_conversion, store_init_value.
17504 * c-decl.c (define_label): Use error_at.
17505 (c_make_fname_decl): Pass location to finish_decl.
17506 (finish_decl): New location argument.
17507 (build_compound_literal): Pass location to store_init_value.
17508 (grokdeclarator): Pass location to finish_decl.
17510 * c-typeck.c (array_to_pointer_conversion): New location argument.
17511 (function_to_pointer_conversion): Same.
17512 (default_function_array_conversion): Same.
17513 (parser_build_unary_op): Pass location to overflow_warning.
17514 (parser_build_binary_op): Same. Use warning_at.
17515 (build_unary_op): Pass location to array_to_pointer_conversion.
17516 (build_c_cast): Pass location to digest_init.
17517 (build_modify_expr): New location argument.
17518 (convert_for_assignment): Same.
17519 (store_init_value): Same.
17520 (digest_init): Same.
17521 (output_init_element): Pass location to digest_init and
17522 array_to_pointer_conversion.
17523 (c_finish_return): Pass location to convert_for_assignment.
17524 * gimplify.c (gimplify_conversion): Pass location to
17525 maybe_fold_offset_to_address.
17526 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
17527 to maybe_fold_stmt_addition.
17528 * c-omp.c (c_finish_omp_atomic): Pass new location to
17530 (c_finish_omp_for): Same.
17531 * c-common.c (overflow_warning): New argument.
17532 * c-common.h: New argument to build_modify_expr, overflow_warning.
17533 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
17535 (c_parser_initializer): Pass location to
17536 default_function_array_conversion.
17537 (c_parser_initelt): Same.
17538 (c_parser_initval): Same.
17539 (c_parser_asm_operands): Same.
17540 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
17541 (c_parser_conditional_expression): Same.
17542 (c_parser_binary_expression): Add location info to stack. Use it.
17543 (c_parser_unary_expression): Pass location to
17544 default_function_array_conversion, parser_build_unary_op,
17545 build_indirect_ref, c_parser_postfix_expression_after_primary.
17546 (c_parser_postfix_expression_after_primary): New location argument.
17548 (c_parser_expression_conv): Pass location to
17549 default_function_array_conversion.
17550 (c_parser_expr_list): Same.
17551 (c_parser_omp_atomic): Same.
17552 (c_parser_omp_for_loop): Same.
17553 * c-tree.h (struct c_declarator): Add comment to id_loc.
17554 (build_array_declarator): New argument.
17555 * c-decl.c (build_array_declarator): Add location argument.
17556 (grokdeclarator): Set id_loc for cdk_array.
17557 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
17558 build_array_declarator.
17559 * tree.c (build_omp_clause): Add location argument.
17560 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
17561 (OMP_CLAUSE_LOCATION): New macro.
17562 (struct tree_omp_clause): Add location field.
17563 (build_omp_clause): Add argument.
17564 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
17566 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
17567 (cp_parser_omp_clause_collapse): Same.
17568 (cp_parser_omp_clause_default): Same.
17569 (cp_parser_omp_clause_if): Same.
17570 (cp_parser_omp_clause_nowait): Same.
17571 (cp_parser_omp_clause_num_threads): Same.
17572 (cp_parser_omp_clause_ordered): Same.
17573 (cp_parser_omp_clause_schedule): Same.
17574 (cp_parser_omp_clause_untied): Same.
17575 (cp_parser_omp_for_loop): Same.
17576 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
17577 * c-tree.h (c_start_case): Add location argument.
17578 (c_process_expr_stmt): Same.
17579 (c_finish_goto_*): Same.
17580 * tree-parloops.c (initialize_reductions): Pass location to
17582 (create_parallel_loop): Same.
17583 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
17584 (gfc_trans_omp_reduction_list): Same.
17585 (gfc_trans_omp_clauses): Same.
17586 (gfc_trans_omp_do): Same.
17587 * c-typeck.c (c_finish_goto_label): Same.
17588 (c_finish_goto_ptr): New location argument.
17589 (c_start_case): Same.
17590 (emit_side_effect_warnings): Same.
17591 (c_process_expr_stmt): Same.
17592 (c_finish_stmt_expr): Same.
17593 (c_finish_omp_clauses): Use error_at instead of error.
17594 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
17596 * c-omp.c (c_split_parallel_clauses): New location argument.
17597 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
17598 to build_omp_clause.
17599 (convert_local_reference_stmt): Same.
17600 (convert_gimple_call): Same.
17601 * c-common.h (c_split_parallel_clauses): New argument.
17602 * c-parser.c (c_parser_statement_after_labels): Pass location to
17603 c_finish_goto_label.
17604 (c_parser_switch_statement): Pass location to c_start_case.
17605 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
17606 and c_process_expr_stmt.
17607 (c_parser_omp_variable_list): Add location argument.
17608 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
17609 (c_parser_omp_clause_default): Same.
17610 (c_parser_omp_clause_if): Same.
17611 (c_parser_omp_clause_num_threads): Same.
17612 (-c_parser_omp_clause_ordered): Same.
17613 (c_parser_omp_clause_reduction): Pass location to
17614 c_parser_omp_variable_list.
17615 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
17616 (c_parser_omp_clause_untied): Same.
17617 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
17618 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
17620 * c-tree.h (check_for_loop_decls, undeclared_variable,
17621 build_component_ref, build_array_ref, build_external_ref,
17622 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
17623 build_conditional_expr, build_compound_expr, c_cast_expr,
17624 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
17625 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
17627 * c-semantics.c (build_stmt): Same.
17628 (build_case_label): Same.
17629 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
17630 (undeclared_variable): New argument.
17631 (make_label): Same.
17632 (lookup_label): Pass location on down.
17633 (define_label): Same.
17634 (finish_decl): Same.
17635 (build_compound_literal): Same.
17636 (finish_struct): Same.
17637 (finish_function): Do not set location here.
17638 (check_for_loop_decls): New argument.
17639 * tree.c (save_expr): Set location.
17640 (build_empty_stmt): New argument.
17641 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
17642 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
17643 * builtins.c (gimplify_va_arg_expr): Use locations.
17644 (expand_builtin_sync_operation): Same.
17645 * c-typeck.c (build_component_ref): New argument.
17646 (build_array_ref): Same.
17647 (build_external_ref): Same.
17648 (c_expr_sizeof_expr): Same.
17649 (c_expr_sizeof_type): Same.
17650 (parser_build_unary_op): Same.
17651 (build_conditional_expr): Same.
17652 (build_compound_expr): Pass location on down.
17653 (build_compound_expr): New argument.
17654 (build_c_cast): Same.
17655 (c_cast_expr): Same.
17656 (build_asm_expr): Same.
17657 (c_finish_return): Same.
17658 (c_process_expr_stmt): Pass location on down.
17659 (c_finish_stmt_expr): New argument.
17660 (push_clenaup): Same.
17661 (c_finish_omp_parallel): Same.
17662 (c_finish_omp_task): Same.
17663 * gimplify.c (gimplify_call_expr): Pass location on down.
17664 * c-omp.c (c_finish_omp_master): New argument.
17665 (c_finish_omp_critical): Same.
17666 (c_finish_omp_ordered): Same.
17667 (c_finish_omp_barrier): Same.
17668 (-c_finish_omp_taskwait): Same.
17669 (c_finish_omp_atomic): Same.
17670 (c_finish_omp_flush): Same.
17671 * tree-inline.c (copy_tree_body_r): Pass location on down.
17672 (inline_forbidden_p): Remove use of input_location.
17673 * c-gimplify.c (c_build_bind_expr): New argument.
17674 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
17675 (c_sizeof_or_alignof_type): New argument.
17676 (c_alignof_expr): Same.
17677 (build_va_arg): Same.
17678 (c_add_case_label): Same.
17679 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
17680 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
17681 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
17682 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
17683 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
17684 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
17686 * stub-objc.c (objc_build_selector_expr): Same.
17687 (objc_build_throw_stmt): Same.
17688 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
17689 (c_parser_initelt): Same.
17690 (c_parser_compound_statement): Same.
17691 (c_parser_compound_statement_nostart): Same.
17692 (c_parser_label): Same.
17693 (c_parser_statement_after_labels): Same.
17694 (c_parser_if_body): Same.
17695 (c_parser_else_body): Same.
17696 (c_parser_if_statement): Same.
17697 (c_parser_switch_statement): Same.
17698 (c_parser_while_statement): Same.
17699 (c_parser_do_statement): Same.
17700 (c_parser_for_statement): Same.
17701 (c_parser_asm_statement): Same.
17702 (c_parser_conditional_expression): Same.
17703 (c_parser_binary_expression): Same.
17704 (c_parser_cast_expression): Same.
17705 (c_parser_unary_expression): Same.
17706 (c_parser_sizeof_expression): Same.
17707 (c_parser_alignof_expression): Same.
17708 (c_parser_postfix_expression): Same.
17709 (c_parser_expression): Same.
17710 (c_parser_objc_receiver): Same.
17711 (c_parser_omp_variable_list): Same.
17712 (c_parser_omp_structured_block): Same.
17713 (c_parser_omp_atomic): New argument.
17714 (c_parser_omp_barrier): Same.
17715 (c_parser_omp_critical): Same.
17716 (c_parser_omp_flush): Pass location on down.
17717 (c_parser_omp_for_loop): New argument.
17718 (c_parser_omp_for): Same.
17719 (c_parser_omp_master): Same.
17720 (c_parser_omp_ordered): Same.
17721 (c_parser_omp_sections_scope): Same.
17722 (c_parser_omp_sections): Same.
17723 (c_parser_omp_parallel): Same.
17724 (c_parser_omp_single): Same.
17725 (c_parser_omp_task): Same.
17726 (c_parser_omp_taskwait): Pass location on down.
17727 (c_parser_omp_construct): Same.
17728 (c_parser_omp_threadprivate): Same.
17729 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
17730 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
17731 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
17732 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
17733 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
17734 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
17735 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
17736 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
17737 config/i386/i386.c, stmt.c:
17738 Add location argument to the following function definitions and/or
17739 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
17740 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
17741 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
17742 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
17743 do_case, c_finish_bc_stmt, build_compound_literal,
17744 build_function_call.
17745 * c-decl.c (build_compound_literal): Add location argument.
17746 Make all diagnostic calls use location.
17747 (start_struct): Same.
17748 (finish_struct): Same.
17749 (start_enum): Same.
17750 (build_enumerator): Same.
17751 (start_function): Same.
17752 (grokdeclarator): Make all diagnostic calls use location.
17753 (store_parm_decls_oldstyle): Same.
17754 * c-typeck.c (build_function_call): Add location argument.
17755 Make all diagnostic calls use location.
17757 (c_finish_bc_stmt): Same.
17758 * tree-nested.c (get_trampoline_type): Add argument.
17759 Pass location to build_decl.
17760 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
17761 * rtl.h (RTL_LOCATION): New.
17762 * c-common.c (c_add_case_label): Add location argument.
17763 Make all diagnostic calls use location.
17764 * c-common.h: Add location argument to make_fname_decl, do_case,
17765 c_add_case_label, build_function_call, resolve_overloaded_builtin.
17766 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
17767 Set it appropriately for every case. Pass enum_loc to start_enum
17768 call. Pass value_loc first to build_enumerator. Pass enum_loc to
17770 (c_parser_struct_or_union_specifier): Save location. Use it for
17771 start_struct, finish_struct, and parser_xref_tag.
17773 2009-06-12 Ian Lance Taylor <iant@google.com>
17775 * fold-const.c (fold_unary): Rename local variable and to and_expr.
17777 * c-opts.c (c_common_handle_option): For -Wc++-compat set
17778 cpp_opts->warn_cxx_operator_names.
17780 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17783 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
17784 is returns NULL and OP is a VCE, look through the VCE.
17786 2009-06-12 Ian Lance Taylor <iant@google.com>
17789 * collect2.c (main): Use CONST_CAST2 in code inside #if
17790 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
17792 2009-06-12 Joey Ye <joey.ye@intel.com>
17794 PR middle-end/39146
17795 * cfgexpand.c (get_decl_align_unit): Update
17796 max_used_stack_slot_alignment with align instead of
17797 stack_alignment_needed.
17799 * function.c (assign_stack_local_1): Update
17800 max_used_stack_slot_alignment with alignment_in_bits instead
17801 of stack_alignment_needed.
17802 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
17805 2009-06-12 Jakub Jelinek <jakub@redhat.com>
17807 * dwarf2out.c (last_var_location_insn): New variable.
17808 (dwarf2out_end_epilogue): Clear last_var_location_insn.
17809 (dwarf2out_var_location): Don't record anything after last real
17810 insn. Only change labels if there were any real instructions
17811 in between last note and this one, or if changed sections.
17813 2009-06-11 Richard Henderson <rth@redhat.com>
17815 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
17816 note when storing the frame pointer in a register.
17817 (FRP): Don't redefine to nothing for epilogue.
17818 (alpha_expand_epilogue): Mark register and sp restores.
17819 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
17821 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
17822 when gen_lowpart is needed.
17824 2009-06-11 Richard Henderson <rth@redhat.com>
17826 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
17828 * dwarf2out.c (need_data_align_sf_opcode): New.
17829 (div_data_align): Move earlier.
17830 (def_cfa_1, reg_save): Use it.
17832 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
17834 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
17835 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
17836 (ix86_handle_option): Handle OPT_mcrc32.
17837 (ix86_target_string): Add -mcrc32.
17838 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
17840 * config/i386/i386.h (TARGET_CRC32): New.
17842 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
17843 (sse4_2_crc32di): Likewise.
17845 * config/i386/i386.opt (mcrc32): New.
17847 * doc/invoke.texi: Document -mcrc32.
17849 2009-06-11 Richard Henderson <rth@redhat.com>
17851 * common.opt (gdwarf-): Accept a version number.
17852 * doc/invoke.texi (gdwarf-): Update docs.
17853 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
17854 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
17855 version level, and record it.
17857 * dwarf2.h (DW_CIE_VERSION): Remove.
17858 * dwarf2out.c (DWARF_VERSION): Remove.
17859 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
17860 (output_call_frame_info): Use CIE version 3 for dwarf3,
17861 or if the return register column is out of range for version 1.
17862 (dwarf_stack_op_name): Add all dwarf3 values.
17863 (DEBUG_PUBTYPES_SECTION): New.
17864 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
17865 encoding change for dwarf3.
17866 (output_die) [dw_val_class_die_ref]: Likewise.
17867 (output_compilation_unit_header): Emit correct version for dwarf3.
17868 (output_line_info): Likewise.
17869 (output_pubnames): Update for DWARF_VERSION removal.
17870 (output_aranges): Likewise.
17871 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
17872 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
17873 (dwarf2out_finish): Likewise.
17875 2009-06-11 David Daney <ddaney@caviumnetworks.com>
17877 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
17880 2009-06-11 David Daney <ddaney@caviumnetworks.com>
17883 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
17884 * builtins.c (expand_builtin_unreachable): New function.
17885 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
17886 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
17887 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
17889 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
17890 searching for missing barriers.
17892 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17894 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
17895 when -fprofile-generate* was passed.
17896 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17898 2009-06-11 Anthony Green <green@moxielogic.com>
17900 * config/moxie/moxie.md: Define length attribute for all instructions.
17902 (*b<cond:code>): Support limited branch ranges for new PC-relative
17903 branch instructions.
17904 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
17906 2009-06-11 Jakub Jelinek <jakub@redhat.com>
17908 * config/i386/i386.c (min_insn_size): Use get_attr_length
17909 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
17910 For __asm return 0.
17912 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
17913 instead of emit_insn_before.
17915 2009-06-10 Ian Lance Taylor <iant@google.com>
17918 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
17921 2009-06-10 Revital Eres <eres@il.ibm.com>
17923 * passes.c (init_optimization_passes): Reschedule
17924 predictive-commoning pass before complete unroll pass.
17926 2009-06-10 Martin Jambor <mjambor@suse.cz>
17928 * cgraph.c (cgraph_node_can_be_local_p): New function.
17929 (cgraph_make_node_local): New function.
17930 * cgraph.h (cgraph_node_can_be_local_p): Declare.
17931 (cgraph_make_node_local): Declare.
17933 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
17935 * tree.h (tree_base): Add packed_flag and user_align fields.
17936 Decrease size of spare field.
17937 (TYPE_USER_ALIGN): Use user_align from tree_base.
17938 (DECL_USER_ALIGN): Likewise.
17939 (TYPE_PACKED): Use packed_flag from tree_base.
17940 (DECL_PACKED): Likewise.
17941 (tree_type): Delete packed_flag and user_align fields. Widen
17942 precision field. Widen mode field and shuffle fields to align
17943 mode on an 8-bit boundary.
17944 (tree_decl_common): Delete decl_flag_1 and user_align fields.
17945 Renumber decl_flag_* fields. Fix comments. Widen
17946 decl_common_unused field.
17947 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
17948 (DECL_EXTERNAL): Likewise.
17949 (DECL_BIT_FIELD): Likewise.
17950 (DECL_NONADDRESSABLE_P): Likewise.
17951 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
17952 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
17954 2009-06-10 Ian Lance Taylor <iant@google.com>
17956 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
17957 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
17958 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
17959 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
17960 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
17961 DEF_VEC_ALLOC_FUNC_P.
17962 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
17963 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
17964 DEF_VEC_ALLOC_FUNC_O.
17965 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
17966 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
17967 DEF_VEC_ALLOC_FUNC_I.
17968 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
17969 (vec_stack_p_reserve_exact_1): Declare.
17970 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
17971 (vec_stack_free): Declare.
17972 (VEC_stack_alloc): Define.
17973 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
17974 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
17975 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
17976 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
17978 (stack_vecs): New static variable.
17979 (vec_stack_p_reserve_exact_1): New function.
17980 (vec_stack_o_reserve_1): New static function.
17981 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
17982 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
17983 (vec_stack_free): New function.
17984 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
17985 (VEC_df_ref_stack_alloc): Define.
17986 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
17987 DEF_VEC_ALLOC_P_STACK.
17988 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
17989 (struct df_collection_rec): Change _vec fields to VEC. Remove
17991 (df_free_collection_rec): Adjust for new fields.
17992 (df_insn_rescan): Use new df_collection_rec fields.
17993 (df_notes_rescan, df_canonize_collection_rec): Likewise.
17994 (df_ref_create_structure, df_ref_record): Likewise.
17995 (df_get_conditional_uses, df_get_call_refs): Likewise.
17996 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
17997 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
17998 (df_record_exit_block_uses, df_bb_verify): Likewise.
17999 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
18000 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
18001 Remove count parameter. Change return type to void. Change all
18003 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
18004 Remove count parameter. Change return type to void. Change all
18006 (df_install_refs): Change old_vec parameter to VEC. Remove count
18007 parameter. Change all callers.
18008 (df_install_mws): Change old_vec parameter to VEC. Remove count
18009 parameter. Change all callers.
18010 (df_refs_verify): Change new_rec parameter to VEC. Change call
18012 (df_mws_verify): Likewise.
18014 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
18016 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
18018 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
18020 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
18022 2009-06-10 Anthony Green <green@moxielogic.com>
18024 * config/moxie/crti.asm: New file.
18025 * config/moxie/crtn.asm: New file.
18026 * config/moxie/moxie.c: New file.
18027 * config/moxie/moxie.h: New file.
18028 * config/moxie/sfp-machine.h: New file.
18029 * config/moxie/moxie-protos.h: New file.
18030 * config/moxie/t-moxie: Created.
18031 * config/moxie/t-moxie-softfp: Created.
18032 * config/moxie/moxie.md: Created.
18033 * config/moxie/constraints.md: Created.
18034 * config.gcc: Add moxie support.
18035 * doc/md.texi (Machine Constraints): Add moxie constraints.
18036 * doc/contrib.texi (Contributors): Mention moxie port.
18037 * doc/install.texi (Specific): Mention the moxie port.
18039 2009-06-09 Ian Lance Taylor <iant@google.com>
18041 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
18042 compiling with C++.
18043 * optabs.c (optab_table): Only use designated initializers if
18044 HAVE_DESIGNATED_INITIALIZERS is defined.
18045 (convert_optab_table): Likewise.
18046 (init_optabs): Always call init_insn_codes if
18047 HAVE_DESIGNATED_INITIALIZERS is not defined.
18049 2009-06-09 Ian Lance Taylor <iant@google.com>
18051 * targhooks.c (default_builtin_vectorized_function): Change fn
18052 parameter to unsigned int.
18053 (default_builtin_vectorized_conversion): Change code parameter to
18055 (default_builtin_reciprocal): Change fn parameter to unsigned int.
18056 * targhooks.h: Update declarations.
18057 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
18058 parameter to unsigned int.
18060 * c-typeck.c (comptypes_check_enum_int): New static function.
18061 (comptypes_internal): Add enum_and_int_p parameter. Change all
18063 (comp_target_types): Add location parameter. Change all callers.
18064 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
18065 Change all callers.
18066 (function_types_compatible_p, type_lists_compatible_p): Likewise.
18067 (build_conditional_expr): Add colon_loc parameter. Change all
18069 (convert_for_assignment): Add location parameter. Change all callers.
18070 * c-parser.c (c_parser_conditional_expression): Pass location of
18071 colon to build_conditional_expr.
18072 * c-tree.h (build_conditional_expr): Update declaration.
18074 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
18076 * graphite.c: Revert previous patch.
18078 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
18081 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
18083 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
18085 * tree-ssa-loop-prefetch.c
18086 (loop_prefetch_arrays): Fixed a portability problem in printf format
18089 2009-06-09 Martin Jambor <mjambor@suse.cz>
18091 PR tree-optimization/40351
18092 * tree-sra.c (propagate_subacesses_accross_link): Check that a
18093 refrence to a potential artifical subaccess can be constructed.
18095 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
18097 * config/sh/sh-protos.h (sh_optimization_options): Declare.
18098 (sh_override_options): Likewise.
18099 * config/sh/sh.c: Include params.h.
18100 (sh_optimization_options): New.
18101 (sh_override_options): Likewise.
18102 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
18103 (OVERRIDE_OPTIONS): Use sh_override_options.
18105 2009-06-08 Jakub Jelinek <jakub@redhat.com>
18107 * dwarf2out.c (emit_cfa_remember): New variable.
18108 (add_fde_cfi): If emit_cfa_remember, recurse to add
18109 DW_CFA_remember_state first.
18110 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
18111 instead just set emit_cfa_remember.
18113 2009-06-08 Jan Hubicka <jh@suse.cz>
18116 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
18118 2009-06-08 Jan Hubicka <jh@suse.cz>
18120 PR middle-end/39834
18121 * cgraphunit.c (save_inline_function_body): Do not copy transform
18122 hooks for saved inline bodies.
18123 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
18124 for given function.
18126 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
18128 * jump.c (returnjump_p): Handle delayed branches. Add missing
18131 2009-06-08 Jan Hubicka <jh@suse.cz>
18133 PR middle-end/40102
18134 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
18135 original node might've been modified.
18136 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
18138 2009-06-08 Jakub Jelinek <jakub@redhat.com>
18140 * tree-object-size.c (addr_object_size): Add OSI argument.
18141 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
18142 (compute_builtin_object_size, expr_object_size): Adjust callers.
18143 (plus_stmt_object_size): Call addr_object_size instead of
18144 compute_builtin_object_size.
18146 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
18147 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18149 * tree-ssa-loop-prefetch.c
18150 (gather_memory_references): Introduced a counter for the number of
18152 (anything_to_prefetch_p): Introduced a counter for the number of
18154 (is_loop_prefetching_profitable): New function with a cost model
18156 (loop_prefetch_arrays): Use the new cost model to determine if
18157 prefetching is profitable.
18158 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
18159 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
18160 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
18161 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
18162 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
18163 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
18165 2009-06-08 Michael Matz <matz@suse.de>
18168 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
18169 partitions use the same.
18170 (expand_one_var): Deal with DECL_RTL sometimes begin set also
18171 for basevars of SSA_NAMEs.
18172 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
18173 to not expand them twice.
18174 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
18177 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
18179 * common.opt (fcompare-debug=, fcompare-debug-second): New.
18180 (fdump-final-insns=, gtoggle): New.
18181 * doc/invoke.texi: Document them.
18182 * final.c (rest_of_clean_state): Dump final insn stream.
18183 * gcc.c (invoke_as): Hook in -fcompare-debug.
18184 (static_spec_functions): Add compare-debug-dump-opt,
18185 compare-debug-self-opt and compare-debug-auxbase-opt.
18186 (compare_debug, compare_debug_second, compare_debug_opt): New.
18187 (switches_debug_check, n_switches_debug_check): New.
18188 (debug_auxbase_opt, debug_check_temp_file): New.
18189 (process_command): Handle -fno-compare-debug, -fcompare-debug and
18191 (do_self_spec): Handle arguments after switches.
18192 (do_spec_1): Add .gk extension to temp file basenames for compare.
18193 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
18194 (cc1_options): Use it instead of normal auxbase computation for
18195 the second compare-debug compilation.
18196 (compare_files): New.
18197 (main): Set up and implement compare debug mode.
18198 (compare_debug_dump_opt_spec_function): New.
18199 (compare_debug_self_opt_spec_function): New.
18200 (compare_debug_auxbase_opt_spec_function): New.
18201 * toplev.c (process_options): Handle flag_gtoggle,
18202 flag_dump_final_insns.
18203 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
18204 during -fcompare-debug-second compilation.
18206 2009-06-07 Ian Lance Taylor <iant@google.com>
18208 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
18209 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
18211 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
18212 with no default node. Change warning with %H to warning_at.
18213 Don't clear warn_switch around case checking.
18214 * doc/invoke.texi (Warning Options): Clarify distinction between
18215 -Wswitch and -Wswitch-enum.
18217 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18219 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
18221 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18223 * gbl-ctors.h: Add header guard.
18225 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18227 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
18228 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
18229 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
18230 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
18231 prototypes for removed functions.
18232 (expressions_equal_p): Move to ...
18233 * tree-ssa-sccvn.h: ... here and ...
18234 * matrix-reorg.c: ... adjust includes.
18236 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18238 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
18240 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18242 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
18243 (finish_function): Remove erroneous whitespace.
18245 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18247 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
18248 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
18250 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18252 * errors.c (internal_error): Commentary typo fix.
18253 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
18254 * tree-ssa-pre.c: Ditto.
18256 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18258 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
18259 them is supposed to hold actual statements.
18261 2009-06-06 Ian Lance Taylor <iant@google.com>
18263 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
18264 empty statements can now have attributes.
18266 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
18268 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
18269 * config/mips/mips.md: Ditto.
18271 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
18273 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
18275 (__eabi_uconvert): Likewise.
18277 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
18279 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
18280 CFI_* definitions with IN_GCC.
18282 2009-06-05 David Edelsohn <edelsohn@gnu.org>
18284 * xcoffout.h (xcoffout_source_line): Update prototype.
18286 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18288 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
18289 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
18291 2009-06-05 Jakub Jelinek <jakub@redhat.com>
18293 PR middle-end/40340
18294 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
18295 inlined_function_outer_scope_p blocks for artificial inlines
18297 * tree.c (tree_nonartificial_location): Rewrite using
18298 block_nonartificial_location.
18300 2009-06-05 Revital Eres <eres@il.ibm.com>
18301 Leehod Baruch <leehod@il.ibm.com>
18303 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
18304 (expand_expr_real_1): Remove comment.
18305 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
18306 Vectorize misaligned access when the target supports it.
18307 (vect_supportable_dr_alignment): Check for unaligned access support.
18308 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
18311 2009-06-05 Julian Brown <julian@codesourcery.com>
18313 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
18314 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
18316 2009-06-05 Richard Guenther <rguenther@suse.de>
18319 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
18320 as possibly unused.
18322 2009-06-05 Jakub Jelinek <jakub@redhat.com>
18324 * config/s390/s390.c (global_not_special_regno_p): New static inline.
18325 (save_gprs): Don't tell unwinder when a global register is saved.
18326 (s390_emit_epilogue): Emit needed epilogue unwind info.
18328 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
18330 * dwarf2out.c (deferred_asm_name): New.
18331 (add_name_and_src_coords_attributes): Defer creation of
18332 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
18334 (move_linkage_attr): New.
18335 (dwarf2out_finish): Revisit deferrals and emit attributes at the
18338 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
18340 * tree-nested.c (finalize_nesting_tree_1): Declare the
18341 frame_decl in the binding tree.
18343 2009-06-04 Cary Coutant <ccoutant@google.com>
18345 * basic-block.h (struct basic_block_def): Add discriminator field.
18346 * dbxout.c (dbxout_source_line): Add new parameter. Change all
18348 * debug.c (do_nothing_debug_hooks): Add additional entry.
18349 (debug_nothing_int_charstar_int): New function.
18350 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
18351 (debug_nothing_int_charstar_int): New declaration.
18352 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
18353 discriminator value in .loc directive.
18354 * final.c (last_discriminator): New variable.
18355 (discriminator): New variable.
18356 (final_start_function): Initialize above variables, pass current
18357 discriminator to debug hook.
18358 (notice_source_line): Check for discriminator change.
18359 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
18360 * sdbout.c (sdbout_source_line): New parameter.
18361 * tree-cfg.c (struct locus_discrim_map): New structure type.
18362 (discriminator_per_locus): New hash table.
18363 (build_gimple_cfg): Allocate and free discriminator hash table.
18364 (make_edges): Call assign_discriminator.
18365 (locus_map_hash): New function.
18366 (locus_map_eq): New function.
18367 (next_discriminator_for_locus): New function.
18368 (same_line_p): New function.
18369 (assign_discriminator): New function.
18370 (make_cond_expr_edges): Call assign_discriminator.
18371 (make_gimple_switch_edges): Likewise.
18372 (first_non_label_stmt): New function.
18373 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
18375 * xcoffout.c (xcoffout_source_line): Add new parameter.
18377 * configure.ac (gcc_cv_as_discriminator): New configury check for
18378 gas support for discriminator.
18379 * configure: Regenerate.
18380 * config.in: Regenerate.
18382 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18384 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
18385 val after checking for integers.
18387 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
18389 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
18391 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
18392 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
18393 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
18394 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
18395 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
18396 X64_SSE_REGPARM_MAX.
18397 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
18398 X64_SSE_REGPARM_MAX.
18400 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
18402 * gcc.c (report_times_to_file): New.
18403 (execute): Implement it.
18404 (process_command): Support -time=.
18405 * doc/invoke.texi: Document it.
18407 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
18409 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
18410 that have value exprs.
18412 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
18414 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
18415 declarations for constants until...
18416 (dw2_output_indirect_constant_1): ... this point.
18418 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
18421 * arm.md (arm_addsi3): Don't try to split an add with an
18422 eliminable register until after reload has completed.
18424 2009-06-03 Ian Lance Taylor <iant@google.com>
18426 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
18427 * genattrtab.c (write_length_unit_log): Likewise.
18428 * genchecksum.c (dosum): Likewise.
18429 * gengtype.c (write_rtx_next): Likewise.
18430 (finish_root_table, write_roots): Likewise.
18431 * gimple.c (gimple_ops_offset_): Likewise.
18432 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
18433 * config/arc/arc.c (arc_attribute_table): Likewise.
18434 * config/arm/arm.c (arm_attribute_table): Likewise.
18435 * config/avr/avr.c (avr_attribute_table): Likewise.
18436 * config/crx/crx.c (crx_attribute_table): Likewise.
18437 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
18438 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
18439 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
18440 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
18441 * config/sh/sh.c (sh_attribute_table): Likewise.
18442 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
18443 * config/spu/spu.c (spu_attribute_table): Likewise.
18444 * config/v850/v850.c (v850_attribute_table): Likewise.
18446 * config/alpha/alpha.c (vms_attribute_table): Make static.
18447 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
18448 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
18449 * config/mips/mips.c (mips_attribute_table): Likewise.
18451 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
18453 (cc1-checksum.o): Likewise.
18455 2009-06-03 Steve Ellcey <sje@cup.hp.com>
18457 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
18459 2009-06-03 Jakub Jelinek <jakub@redhat.com>
18461 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
18462 insn if it is changing sp. Use gen_add3_insn instead of
18463 conditionally gen_addsi3 and gen_adddi3.
18464 (offset_below_red_zone_p): New static inline function.
18465 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
18466 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
18467 * config/rs6000/ppc-asm.h: Include auto-host.h.
18468 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
18469 CFI_RESTORE): Define.
18470 * config/rs6000/crtresxgpr.asm: Add unwind info.
18471 * config/rs6000/crtresxfpr.asm: Likewise.
18472 * config/rs6000/crtresgpr.asm: Likewise.
18473 * config/rs6000/crtresfpr.asm: Likewise.
18474 * config/rs6000/crtsavgpr.asm: Likewise.
18475 * config/rs6000/crtsavfpr.asm: Likewise.
18477 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
18478 argument of DWARF2_FRAME_REG_OUT macros.
18480 2009-06-03 Julian Brown <julian@codesourcery.com>
18482 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
18483 words or less (including TImode) in core registers.
18485 2009-06-03 Richard Guenther <rguenther@suse.de>
18487 PR middle-end/40328
18488 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
18490 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
18492 * statistics.c (statistics_counter_event): Do not record event
18493 in pass dump if its number == -1.
18494 (curr_statistics_hash): Add assert that we never get passes
18495 with static number == -1.
18497 2009-06-03 Richard Guenther <rguenther@suse.de>
18498 Andrey Belevantsev <abel@ispras.ru>
18500 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
18501 non-BLKmode arrays addressable.
18503 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
18505 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
18506 * config/m68k/m68k.h: ... here.
18508 2009-06-03 Martin Jambor <mjambor@suse.cz>
18510 PR tree-optimization/40323
18511 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
18514 2009-06-03 Richard Guenther <rguenther@suse.de>
18516 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
18519 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
18521 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
18522 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
18523 JUMP_TABLE_DATA_P where applicable.
18524 * config/sh/sh.c: Ditto.
18525 * config/sh/sh.h: Ditto.
18526 * config/sh/sh.md: Ditto.
18527 * config/sh/symbian.c: Ditto.
18529 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
18531 * config/i386/driver-i386.c (describe_cache): Optimize
18532 concatenation of strings. Use snprintf instead of sprintf.
18533 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
18534 target when not compiling with GCC.
18536 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
18538 * config/sh/sh.c: Revert last change.
18539 (sh_expand_epilogue): Emit a blockage insn before the frame
18540 pointer adjustment unconditionally.
18542 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18544 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
18545 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
18546 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
18547 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
18548 to COLLECT_GCC_OPTIONS.
18550 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18552 * collect2.c (target_system_root): New variable.
18553 (main): Handle --sysroot=.
18554 (ignore_library): Strip the sysroot from the library path.
18556 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18558 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
18559 (collect2.o): Depend on collect2-aix.h.
18560 (collect2-aix.o): New rule.
18561 * collect2-aix.h: New file.
18562 * collect2-aix.c: Likewise.
18563 * collect2.c: Include collect2-aix.h. Don't undefine
18564 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
18565 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
18566 Use TARGET_AIX_VERSION instead of _AIX51.
18567 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
18568 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
18569 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
18570 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
18571 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
18573 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18575 * collect2.c (ignore_library): Avoid premature post-increment
18576 and null deference.
18578 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18580 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
18581 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
18582 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
18583 CROSS_DIRECTORY_STRUCTURE too.
18584 (LINK_LIBG_SPEC): Likewise.
18585 (LIB_SPEC): Add %R to sysroot paths.
18586 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
18587 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
18588 * config/rs6000/aix51.h: As for aix43.h.
18589 * config/rs6000/aix52.h: Likewise.
18590 * config/rs6000/aix53.h: Likewise.
18591 * config/rs6000/aix61.h: Likewise.
18592 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
18593 to the beginning of sysroot paths.
18595 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18597 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
18598 INSN_LISTs that are out of the REG_NOTE range.
18600 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18602 * loop-unroll.c (struct iv_to_split): Add pointer to next.
18603 (struct var_to_expand): Likewise.
18604 (struct opt_info): Add head and tail for linked lists of the above.
18605 (analyze_insn_to_expand_var): Initialize next.
18606 (analyze_iv_to_split_insn): Likewise.
18607 (analyze_insns_in_loop): Create linked lists.
18608 (allocate_basic_variable): Simplify for use without hash table.
18609 (insert_var_expansion_initialization): Likewise, make it type-safer.
18610 (combine_var_copies_in_loop_exit): Likewise.
18611 (apply_opt_in_copies): Walk lists rather than hash tables.
18612 (release_var_copies): Simplified and inlined by hand into...
18613 (free_opt_info): ... this function.
18615 2009-06-02 Richard Guenther <rguenther@suse.de>
18617 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
18620 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18622 * cfgexpand.c (gimple_expand_cfg): Discard the source location
18623 only for builtins that are not overridden.
18625 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18627 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
18630 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18632 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
18634 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18636 * combine.c (move_deaths): Compare LUIDs within the same BB only.
18638 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18640 * common.opt (fdump-unnumbered-links): New.
18641 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
18642 * print-rtl.c (flag_dump_unnumbered_links): New.
18643 (print_rtx): Test it.
18645 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
18647 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
18648 push/pop multiple to 8-byte alignment.
18650 2009-06-01 Jakub Jelinek <jakub@redhat.com>
18652 * config/i386/i386.c (queued_cfa_restores): New static variable.
18653 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
18655 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
18656 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
18657 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
18658 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
18659 note unconditionally.
18660 (ix86_emit_restore_regs_using_mov): Likewise.
18661 (ix86_emit_restore_sse_regs_using_mov): Likewise.
18662 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
18663 it through to ix86_emit_restore_reg_using_pop.
18664 (ix86_emit_leave): Add RED_OFFSET argument. Call
18665 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
18666 instead of adding REG_CFA_OFFSET note unconditionally.
18667 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
18668 the above functions. Call ix86_add_queued_cfa_restore_notes when
18671 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
18672 force output of the label even for dwarf2out_do_cfi_asm.
18673 (add_fde_cfi): If -g2 and above and cfi might change CFA,
18674 force creation of CFI label and chain DW_CFA_set_loc jumping to it
18675 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
18677 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
18678 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
18679 dwarf2out_cfi_label callers.
18680 * tree.h (dwarf2out_cfi_label): Adjust prototype.
18681 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
18682 Adjust dwarf2out_cfi_label callers.
18683 * config/vax/vax.c (vax_output_function_prologue): Likewise.
18685 * config/i386/i386.h (struct machine_cfa_state,
18686 struct machine_function): Guard with ifndef USED_FOR_TARGET
18687 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
18690 * emutls.c (__emutls_get_address): Change arr->size to mean number
18691 of allocated arr->data entries instead of # of slots + 1.
18693 PR middle-end/40316
18694 * recog.c (peep2_reinit_state): New function.
18695 (peephole2_init_state): Use it at the end of a basic block and also
18696 when seeing a RTX_FRAME_RELATED_P insn.
18698 2009-06-01 Steve Ellcey <sje@cup.hp.com>
18700 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
18701 fixuns_truncrfdi2): New.
18702 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
18703 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
18704 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
18705 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
18706 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
18707 *recip_approx): Remove.
18708 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
18709 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
18710 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
18712 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
18715 2009-06-01 Ian Lance Taylor <iant@google.com>
18717 * attribs.c (register_attribute): Use CONST_CAST.
18718 * collect2.c (main): Use CONST_CAST2.
18719 (scan_prog_file): Likewise.
18720 * gcc.c (process_command, main): Likewise.
18721 * toplev.c (toplev_main): Likewise.
18723 * c-typeck.c (handle_warn_cast_qual): New static function,
18724 partially broken out of build_c_cast.
18725 (build_c_cast): Call handle_warn_cast_qual.
18726 * doc/invoke.texi (Warning Options): Document new effect of
18729 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
18731 * diagnostic.c (diagnostic_build_prefix): Always print columns.
18732 (diagnostic_report_current_module): Print columns.
18733 * common.opt (flag_show_column): Enable by default.
18735 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
18737 * alias.c (find_base_term): Check for NULL term before returning.
18739 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18741 Revert due to PR40320:
18742 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18743 * calls.c (emit_library_call_value_1): Don't force_operand for move
18746 2009-06-01 Olivier Hainque <hainque@adacore.com>
18747 Eric Botcazou <ebotcazou@adacore.com>
18749 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
18750 to be processed as a bitfield for constructor output purposes.
18751 * output.h (initializer_constant_valid_for_bitfield_p): Declare
18753 * varasm.c (oc_local_state): New type, output_constructor
18754 local state to support communication with helpers.
18755 (oc_outer_state): New type, output_constructor outer state of
18756 relevance in recursive calls.
18757 (output_constructor_array_range): New output_constructor helper,
18758 extracted code for an array range element.
18759 (output_constructor_regular_field): New output_constructor helper,
18760 extracted code for an element that is not a bitfield.
18761 (output_constructor_bitfield): New output_constructor helper,
18762 extracted code for a bitfield element. Accept an OUTER state
18763 argument for recursive processing. Recurse on record or array
18764 CONSTRUCTOR values, possibly past noop conversions.
18765 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
18766 VALUE is a valid constant-valued expression for use in a static
18767 bit-field initializer.
18768 (output_constructor): Rework to use helpers. Accept and honor an
18769 OUTER state argument for recursive calls. Return total size. Be
18770 prepared for nested constructors initializing bitfields.
18771 (output_constant): Feed OUTER in calls to output_constructor.
18773 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18775 * calls.c (emit_library_call_value_1): Don't force_operand for move
18778 2009-06-01 Nick Clifton <nickc@redhat.com>
18780 * doc/invoke.texi (IA-64 Options): Fix typo.
18782 2009-06-01 Ira Rosen <irar@il.ibm.com>
18784 PR tree-optimization/39129
18785 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
18787 (vect_do_peeling_for_loop_bound): Use
18788 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
18789 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
18790 (vect_loop_versioning): Likewise.
18791 (vect_create_cond_for_alias_checks): Fix indentation.
18792 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
18794 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
18795 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
18796 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
18797 "control flow in loop".
18798 (vect_estimate_min_profitable_iters): Use
18799 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
18800 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
18801 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
18802 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
18803 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
18804 statement belongs to a group of strided accesses with the exact code
18806 (vectorizable_load): Likewise.
18807 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
18808 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18810 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
18812 * config/freebsd-stdint.h: New file.
18813 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
18814 Add freebsd-stdint.h to tm_file.
18816 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
18818 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
18819 (thumb2_extendhidi2): Likewise.
18821 2009-05-31 Ian Lance Taylor <iant@google.com>
18823 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
18825 2009-05-31 Ian Lance Taylor <iant@google.com>
18827 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
18828 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
18829 (ipa-reference.o): Depend upon gt-ipa-reference.h.
18831 2009-05-31 Jason Merrill <jason@redhat.com>
18833 * tree-pretty-print.c (print_call_name): Take the callee, not the
18834 call itself. Make non-static. Use dump_function_name for functions.
18835 (dump_generic_node): Adjust.
18836 * diagnostic.h: Declare print_call_name.
18837 * gimple-pretty-print.c (dump_gimple_call): Use it.
18839 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
18841 * config/sh/sh.md (ashldi3_std): New define_expand.
18844 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
18847 * config/sh/sh.c: Include debug.h.
18848 (sh_expand_epilogue): Emit a blockage insn before the frame
18849 pointer adjustment also when dwarf2out_do_frame returns true.
18851 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
18853 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
18854 (thumb2_extendqidi2): New pattern.
18856 2009-05-31 Ira Rosen <irar@il.ibm.com>
18858 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
18859 mark phis for renaming.
18860 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
18861 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
18862 Call mark_sym_for_renaming.
18863 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
18864 * tree-vect-loop.c (vect_transform_loop): Remove
18865 vect_memsyms_to_rename initialization and a call to
18866 mark_set_for_renaming.
18868 2009-05-31 Jakub Jelinek <jakub@redhat.com>
18870 PR middle-end/40304
18871 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
18872 frame related even if !set_cfa && style < 0.
18874 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
18876 * config/i386/mingw-tls.c: New file.
18877 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
18878 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
18879 defining _WIN32 but not __CYGWIN__.
18881 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18883 * configure.ac: Add MPC support.
18885 * config.in, configure: Regenerate.
18887 2009-05-29 Richard Henderson <rth@redhat.com>
18889 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
18890 NOTE_INSN_BASIC_BLOCK.
18891 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
18892 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
18893 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
18895 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
18897 (add_cfi): Disable check redefining cfa away from drap.
18898 (lookup_cfa_1): Add remember argument; handle remember/restore.
18899 (lookup_cfa): Pass remember argument.
18900 (cfa_remember): New.
18901 (compute_barrier_args_size_1): Remove sibcall check.
18902 (dwarf2out_frame_debug_def_cfa): New.
18903 (dwarf2out_frame_debug_adjust_cfa): New.
18904 (dwarf2out_frame_debug_cfa_offset): New.
18905 (dwarf2out_frame_debug_cfa_register): New.
18906 (dwarf2out_frame_debug_cfa_restore): New.
18907 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
18908 (dwarf2out_begin_epilogue): New.
18909 (dwarf2out_frame_debug_restore_state): New.
18910 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
18911 DW_CFA_restore_state.
18912 (output_cfi_directive): Likewise.
18913 (convert_cfa_to_fb_loc_list): Likewise.
18914 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
18915 * dwarf2out.h: Update.
18916 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
18917 (copy_insn_1): Early out for null.
18918 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
18919 and dwarf2out_frame_debug_restore_state.
18920 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
18921 (prologue_insn_hash, epilogue_insn_hash): New.
18922 (free_after_compilation): Adjust freeing accordingly.
18923 (record_insns): Create hash table if needed; push insns into
18924 hash instead of array.
18925 (maybe_copy_epilogue_insn): New.
18926 (contains): Search hash table instead of array.
18927 (sibcall_epilogue_contains): Remove.
18928 (thread_prologue_and_epilogue_insns): Split eh_return insns
18929 and mark them as epilogues.
18930 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
18931 scanning in terms of basic blocks.
18932 * insn-notes.def (CFA_RESTORE_STATE): New.
18933 * jump.c (returnjump_p_1): Accept EH_RETURN.
18934 (eh_returnjump_p_1, eh_returnjump_p): New.
18935 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
18936 CFA_REGISTER, CFA_RESTORE): New.
18937 * rtl.def (EH_RETURN): New.
18938 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
18940 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
18941 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
18943 * config/i386/i386.c (gen_push): Update cfa state.
18944 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
18945 add a CFA_ADJUST_CFA note.
18946 (ix86_dwarf_handle_frame_unspec): Remove.
18947 (ix86_expand_prologue): Update cfa state.
18948 (ix86_emit_restore_reg_using_pop): New.
18949 (ix86_emit_restore_regs_using_pop): New.
18950 (ix86_emit_leave): New.
18951 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
18952 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
18953 * config/i386/i386.h (struct machine_cfa_state): New.
18954 (ix86_cfa_state): New.
18955 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
18956 (eh_return_internal): Merge from eh_return_<mode>,
18957 use eh_return rtx, split w/ epilogue.
18959 2009-05-29 Ian Lance Taylor <iant@google.com>
18961 * builtins.c (validate_gimple_arglist): Don't use va_arg with
18963 * calls.c (emit_library_call_value_1): Likewise.
18965 * c-typeck.c (c_build_va_arg): New function.
18966 * c-tree.h (c_build_va_arg): Declare.
18967 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
18968 instead of build_va_arg.
18970 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
18972 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
18973 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
18974 (ptr_difference_cost): Use affine combinations to compute it.
18975 (difference_cost): Likewise.
18976 (get_computation_cost_at): Compute more accurate cost for addresses
18977 if the ratio is a multiplier allowed in addresses.
18978 For non-addresses, consider that an additional offset or symbol is
18981 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18983 * config/i386/i386.c (ix86_decompose_address): Avoid useless
18984 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
18986 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
18987 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
18988 (prefix_rex): For UNIT_MMX don't imply the prefix by default
18990 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
18991 to 1 for TYPE_SSE{IADD1,CVT1}.
18992 (prefix_vex_imm8): Removed.
18993 (length_vex): Only pass 1 as second argument to
18994 ix86_attr_length_vex_default if prefix_extra is 0.
18995 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
18996 (length): For prefix vex computation use length_immediate
18997 attribute instead of prefix_vex_imm8.
18998 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
18999 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
19000 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
19001 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
19002 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
19003 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
19004 a space in between the operands.
19005 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
19006 if one operand is 0xff and the other one si, di, bp or sp.
19007 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
19008 other one si, di, bp or sp.
19009 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
19010 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
19011 type and mode attributes.
19012 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
19013 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
19014 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
19015 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
19016 prefix_data16 attribute iff MODE_DF.
19017 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
19018 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
19019 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
19020 constm128_operand in length_immediate computation.
19021 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
19022 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
19023 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
19024 length_immediate attribute to 1.
19025 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
19026 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
19027 for certain alternatives.
19028 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
19029 prefix_data16 attribute if MODE_V1DF.
19030 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
19031 length_immediate to 1.
19032 (set_got_rex64, set_rip_rex64): Remove length attribute, set
19033 length_address to 4, set mode attribute to MODE_DI.
19034 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
19035 (fxam<mode>2_i387): Set length attribute to 4.
19036 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
19037 *prefetch_3dnow_rex): Override length_address attribute.
19038 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
19040 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
19041 (constm128_operand): Removed.
19042 * config/i386/i386.c (memory_address_length): For
19043 disp && !index && !base in 64-bit mode account for SIB byte if
19044 print_operand_address can't optimize disp32 into disp32(%rip)
19045 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
19046 for fs: or gs: segment.
19047 (ix86_attr_length_immediate_default): When checking if shortform
19048 is possible, truncate immediate to the length of the non-shortened
19050 (ix86_attr_length_address_default): Ignore MEM_P operands
19052 (ix86_attr_length_vex_default): Only check for DImode on
19053 GENERAL_REG_P operands.
19054 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
19055 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
19056 (sse_cvttps2pi): Clear prefix_rep attribute.
19057 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
19059 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
19060 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
19061 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
19062 iff operand 2 is const_int_operand.
19063 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
19064 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
19065 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
19067 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
19069 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
19070 prefix_data16 attribute for movlpd and movhpd instructions.
19071 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
19072 length_immediate for shufpd instruction.
19073 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
19074 (avx_cmpp<avxmodesuffixf2c><mode>3,
19075 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
19076 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
19077 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
19078 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
19079 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
19080 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
19081 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
19082 prefix_data16 attribute for the first alternative to 1.
19083 (*avx_loadlps): Override length_immediate for the first alternative.
19084 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
19085 attributes for second alternative.
19086 (*vec_concatv2sf_sse4_1): Override length_immediate and
19087 prefix_data16 attributes for second alternative.
19088 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
19089 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
19090 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
19091 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
19092 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
19093 prefix_data16 and length_immediate to 1.
19094 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
19096 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
19097 prefix_extra attribute for variants that don't have 0f prefix alone.
19098 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
19099 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
19100 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
19101 *sse4_1_pextrd): Set length_immediate to 1.
19102 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
19103 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
19105 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
19106 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
19107 length_immediate to 1 for second alternative.
19108 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
19109 prefix_extra and length_immediate attributes for the first
19111 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
19113 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
19114 to 1 for the first and third alternative.
19115 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
19117 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
19119 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
19121 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
19122 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
19123 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
19124 *avx_psign<mode>3): Set prefix_extra attribute to 1.
19125 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
19126 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
19127 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
19128 ssse3_psign<mode>3): Override prefix_rex attribute.
19129 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
19130 (ssse3_palignrti): Override length_immediate to 1.
19131 (ssse3_palignrdi): Override length_immediate to 1, override
19132 prefix_rex attribute.
19133 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
19134 (sse4a_extrqi): Override length_immediate to 2.
19135 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
19136 (sse4a_insertq): Override prefix_data16 to 0.
19137 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
19138 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
19139 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
19140 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
19141 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
19142 and length_immediate to 1.
19143 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
19144 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
19145 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
19146 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
19147 and length_immediate to 1.
19148 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
19149 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
19150 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
19151 avx_ptest256): Override prefix_extra to 1.
19152 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
19153 Override prefix_data16 and length_immediate to 1.
19154 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
19155 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
19156 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
19157 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
19158 prefix_data16 to 0 and prefix_extra to 2.
19159 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
19160 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
19162 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
19163 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
19164 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
19165 and prefix_extra to 2.
19166 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
19167 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
19168 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
19169 avx_vpermilvar<mode>3,
19170 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
19171 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
19172 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
19173 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
19174 Override prefix_extra to 1.
19175 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
19176 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
19177 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
19178 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
19179 prefix_extra and length_immediate to 1.
19180 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
19182 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
19183 to 1 for the first alternative.
19184 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
19185 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
19187 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
19188 *movv2sf_internal_avx, *movv2sf_internal): Override
19189 prefix_rep attribute for certain alternatives.
19190 (*mov<mode>_internal): Override prefix_rep or prefix_data16
19191 attributes for certain alternatives.
19192 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
19193 attributes for certain alternatives.
19194 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
19195 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
19196 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
19197 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
19198 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
19199 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
19200 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
19201 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
19202 length_immediate to 1 if operand 2 is const_int_operand.
19203 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
19204 *vec_extractv2si_1): Set length_immediate attribute to 1.
19205 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
19206 using old 3DNOW insn rather than SSE/3DNOW_A.
19207 (mmx_emms, mmx_femms): Clear modrm attribute.
19209 2009-05-29 Martin Jambor <mjambor@suse.cz>
19211 * tree-sra.c: New implementation of SRA.
19213 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
19214 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
19215 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
19216 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
19217 (SRA_MAX_STRUCTURE_COUNT): Removed.
19218 (SRA_FIELD_STRUCTURE_RATIO): Removed.
19219 * doc/invoke.texi (sra-max-structure-size): Removed.
19220 (sra-field-structure-ratio): Removed.
19222 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19224 PR middle-end/40291
19225 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
19228 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
19230 PR rtl-optimization/40101
19231 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
19232 seqno. Adjust comment.
19233 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
19234 inserting bookkeeping before a jump, the jump is not scheduled.
19235 When no positive seqno found, provide a value. Add comment.
19237 2009-05-29 Richard Guenther <rguenther@suse.de>
19239 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
19240 short-cutting on the first component.
19242 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19244 PR middle-end/39958
19245 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
19246 for trees other than decls/types.
19248 2009-05-29 Richard Guenther <rguenther@suse.de>
19250 * tree-ssa-operands.c (get_expr_operands): Do not handle
19251 INDIRECT_REFs in the handled-component case. Remove
19252 unused get_ref_base_and_extent case.
19253 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
19254 tree_low_cst and host_integerp where possible.
19255 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
19256 codes for equivalence.
19257 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
19259 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
19261 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
19262 to tmake_file for i[34567]86-*-cygwin*.
19264 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19267 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
19268 (altivec_categorize_keyword, init_vector_keywords,
19269 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
19272 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
19274 * tree.c (handle_dll_attribute): Check if node is
19275 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
19277 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
19279 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
19281 (thumb2_zero_extendqidi2): Likewise.
19283 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
19285 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
19286 instead of gen_movrt.
19287 * config/sh/sh.md (movrt): Remove.
19289 2009-05-28 Steve Ellcey <sje@cup.hp.com>
19291 * doc/invoke.texi (IA-64 Options):
19292 Add -msdata, -mfused-madd, -mno-inline-float-divide,
19293 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
19294 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
19295 -msched-prefer-non-control-spec-insns,
19296 -msched-stop-bits-after-every-cycle,
19297 -msched-count-spec-in-critical-path,
19298 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
19299 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
19300 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
19301 and -msched-spec-verbose.
19303 2009-05-28 Joseph Myers <joseph@codesourcery.com>
19305 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
19306 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
19308 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
19310 2009-05-28 Richard Guenther <rguenther@suse.de>
19312 * tree-ssa-alias.c (ao_ref_init): New function.
19313 (ao_ref_base): Likewise.
19314 (ao_ref_base_alias_set): Likewise.
19315 (ao_ref_alias_set): Likewise.
19316 (refs_may_alias_p_1): Change signature.
19317 (refs_may_alias_p): Adjust.
19318 (refs_anti_dependent_p): Likewise.
19319 (refs_output_dependent_p): Likewise.
19320 (call_may_clobber_ref_p_1): Change signature.
19321 (call_may_clobber_ref_p): Adjust.
19322 (stmt_may_clobber_ref_p_1): New function split out from ...
19323 (stmt_may_clobber_ref_p): ... here.
19324 (maybe_skip_until): Adjust signature.
19325 (get_continuation_for_phi): Likewise.
19326 (walk_non_aliased_vuses): Likewise.
19327 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
19328 (ao_ref_init): Declare.
19329 (ao_ref_base): Likewise.
19330 (ao_ref_alias_set): Likewise.
19331 (stmt_may_clobber_ref_p_1): Likewise.
19332 (walk_non_aliased_vuses): Adjust.
19333 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
19334 (get_ref_from_reference_ops): remove.
19335 (vn_reference_lookup_2): Adjust signature.
19336 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
19337 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
19338 (vn_reference_lookup): Adjust.
19339 (vn_reference_insert): Likewise.
19340 (vn_reference_insert_pieces): Adjust signature.
19341 (visit_reference_op_call): Adjust.
19342 * tree-ssa-pre.c (get_expr_type): Simplify.
19343 (phi_translate_1): Adjust.
19344 (compute_avail): Likewise.
19345 (translate_vuse_through_block): Do not re-build trees.
19346 (value_dies_in_block_x): Likewise.
19347 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
19349 (vn_reference_lookup_pieces): Adjust declaration.
19350 (vn_reference_insert_pieces): Likewise.
19352 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
19354 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
19355 with checking disabled.
19357 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
19361 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
19362 macro definition for support of three-operand format aligned
19363 .comm directive in assembler on cygwin/pe/mingw target OS.
19364 * configure: Regenerate.
19365 * config.h: Regenerate.
19367 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
19368 aligned form of .comm directive if -mpe-aligned-commons is in effect.
19369 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
19371 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
19372 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
19374 2009-05-28 Ira Rosen <irar@il.ibm.com>
19376 PR tree-optimization/40254
19377 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
19378 in analysis of basic blocks.
19380 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
19382 PR middle-end/33699
19383 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
19384 * target-def.h (TARGET_CONST_ANCHOR): New macro.
19385 (TARGET_INITIALIZER): Use it.
19386 * cse.c (CHEAPER): Move it up to the other macros.
19387 (insert): Rename this ...
19388 (insert_with_costs): ... to this. Add cost parameters. Update
19390 (insert): New function. Call insert_with_costs.
19391 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
19392 find_reg_offset_for_const, try_const_anchors): New functions.
19393 (cse_insn): Call try_const_anchors. Adjust cost of src_related
19394 when using a const-anchor. Call insert_const_anchors.
19395 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
19396 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
19398 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
19400 * tree-inline.c (remap_decls): Enable nonlocalized variables
19401 when not optimizing.
19403 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
19405 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
19406 Simplify other tests involving optimize.
19408 2009-05-27 Tom Tromey <tromey@redhat.com>
19410 * unwind-dw2.c (_Unwind_DebugHook): New function.
19411 (uw_install_context): Call _Unwind_DebugHook.
19413 2009-05-27 Tom Tromey <tromey@redhat.com>
19415 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
19417 2009-05-27 Ian Lance Taylor <iant@google.com>
19419 * Makefile.in (LINKER, LINKER_FLAGS): Define.
19420 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
19421 (ALL_LINKERFLAGS): Define.
19422 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
19423 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
19424 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
19425 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
19426 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
19427 $(LINKER_FOR_BUILD).
19428 (build/gcov-iov$(build_exeext)): Likewise.
19430 2009-05-27 Julian Brown <julian@codesourcery.com>
19432 * gcse.c (target.h): Include.
19433 (can_assign_to_reg_without_clobbers_p): Check that the target allows
19434 copy of argument to a pseudo register.
19436 2009-05-27 Diego Novillo <dnovillo@google.com>
19438 * tree-ssa-live.c (dump_scope_block): Document arguments.
19439 (dump_scope_blocks): Document.
19440 (debug_scope_blocks): New.
19441 * tree-flow.h (debug_scope_blocks): Declare.
19443 2009-05-21 Denis Chertykov <denisc@overta.ru>
19445 * doc/contrib.texi (Contributors): Add myself to the list.
19447 2009-05-27 Olivier Hainque <hainque@adacore.com>
19449 * expr.c (target_align): New function. Alignment the TARGET of an
19450 assignment may be assume to have.
19451 (highest_pow2_factor_for_target): Use it instead of relying on
19452 immediate tree attributes of TARGET, not necessarily honored when
19453 intermediate bitfields are involved.
19455 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
19458 * config/i386/driver-i386.c (host_detect_local_cpu): Support
19459 AVX, SSE4, AES, PCLMUL and POPCNT.
19461 2009-05-27 Diego Novillo <dnovillo@google.com>
19463 * tree-pretty-print.c (dump_location): New.
19464 (dump_generic_node): Call it.
19465 Factor code to handle BLOCK nodes ...
19466 (dump_block_node): ... here.
19468 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
19470 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
19472 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
19474 * gcc-plugin.h: Include config.h and system.h.
19475 (IN_GCC): Define if not defined.
19477 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
19479 PR middle-end/40249
19480 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
19483 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
19485 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
19487 * config/m32r/m32r.h: Ditto.
19488 * config/m32r/m32r.md: Ditto.
19489 * config/m32r/predicates.md: Ditto.
19491 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
19493 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
19495 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
19498 (Loading plugins): typo.
19499 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
19500 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
19501 (Interacting with the GCC Garbage Collector): Added new section.
19502 (Giving information about a plugin): Added new section for
19504 * ggc.h (ggc_register_root_tab): Added declaration.
19505 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
19506 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
19507 (register_callback): Improved comment in declaration.
19508 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
19509 (extra_root_vec) Added static variable for dynamic roots registration.
19510 (ggc_register_root_tab) Added new routine.
19511 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
19512 PLUGIN_GGC_MARKING event.
19513 * ggc-zone.c: Include plugin.h.
19514 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
19515 * ggc-page.c: Include plugin.h.
19516 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
19517 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
19518 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
19519 (register_callback): check lack of callbacks for
19520 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
19521 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
19522 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
19523 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
19524 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
19525 dependency on plugin.h.
19526 (plugin.o): Added dependency on ggc.h...
19528 2009-05-26 Richard Guenther <rguenther@suse.de>
19530 PR middle-end/40248
19532 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19533 with mismatched comparison modes.
19535 * expr.c (expand_expr_real_1): Expand the operand of a
19536 VIEW_CONVERT_EXPR in its natural mode.
19538 2009-05-26 Ian Lance Taylor <iant@google.com>
19540 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
19541 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
19542 (ALL_COMPILERFLAGS): Define.
19543 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
19544 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
19545 (collect2$(exeext), collect2.o): Likewise.
19546 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
19547 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
19548 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
19549 (libbackend.o, intl.o, cppdefault.o): Likewise.
19550 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
19551 (build/%.o): Use $(COMPILER_FOR_BUILD).
19552 (build/gen%$(build_exeext)): Likewise.
19553 (build/gcov-iov$(build_exeext)): LIkewise.
19554 * config/t-darwin (darwin.o): Use $(COMPILER).
19555 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
19556 * config/t-sol2 (sol2-c.o): Likewise.
19557 (sol2.o): Likewise.
19558 * config/t-vxworks (vxworks.o): Likewise.
19559 * config/x-darwin (host-darwin.o): Likewise.
19560 * config/x-hpux (host-hpux.o): Likewise.
19561 * config/x-linux (host-linux.o): Likewise.
19562 * config/x-solaris (host-solaris.o): Likewise.
19563 * config/alpha/x-alpha (driver-alpha.o): Likewise.
19564 * config/arm/t-arm (arm-c.o): Likewise.
19565 * config/arm/t-pe (pe.o): Likewise.
19566 * config/arm/t-wince-pe (pe.o): Likewise.
19567 * config/i386/t-cygming (winnt.o): Likewise.
19568 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
19569 * config/i386/t-cygwin (cygwin1.o): Likewise.
19570 (cygwin2.o): Likewise.
19571 * config/i386/t-i386 (i386-c.o): Likewise.
19572 * config/i386/t-interix (winnt.o): Likewise.
19573 * config/i386/t-netware (netware.o): Likewise.
19574 * config/i386/t-nwld (nwld.o): Likewise.
19575 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
19576 * config/i386/x-i386 (driver-i386.o): Likewise.
19577 * config/i386/x-cygwin (host-cygwin.o): Likewise.
19578 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
19579 * config/ia64/t-ia64 (ia64-c.o): Likewise.
19580 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
19581 * config/mips/x-native (driver-native.o): Likewise.
19582 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
19583 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
19584 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
19585 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
19586 * config/score/t-score-elf (score7.o): Likewise.
19587 (score3.o): Likewise.
19588 * config/sh/t-sh (sh-c.o): Likewise.
19589 * config/sh/t-symbian (sh-c.o): Likewise.
19590 (symbian.o): Likewise.
19591 * config/spu/t-spu-elf (spu-c.o): Likewise.
19592 * config/v850/t-v850 (v850-c.o): Likewise.
19593 * config/v850/t-v850e (v850-c.o): Likewise.
19595 2009-05-26 Richard Guenther <rguenther@suse.de>
19597 PR tree-optimization/40122
19598 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
19599 VECTOR_CSTs if possible.
19600 (fold_gimple_assign): Likewise.
19602 2009-05-26 Richard Guenther <rguenther@suse.de>
19604 PR middle-end/40252
19605 * fold-const.c (fold_binary): Use the correct types for building
19608 2009-05-26 Richard Guenther <rguenther@suse.de>
19610 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
19611 redundant calls to merge_alias_info.
19612 (bump_vector_ptr): Likewise.
19613 * tree-ssa-copy.c (merge_alias_info): Remove.
19614 (replace_exp_1): Remove call to merge_alias_info.
19615 (propagate_tree_value): Likewise.
19616 (fini_copy_prop): Propagate points-to info.
19617 * tree-flow.h (merge_alias_info): Remove.
19619 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
19621 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
19623 2009-05-25 Jan Hubicka <jh@suse.cz>
19625 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19626 * cgraph.h (struct inline_summary): New filed self_wize,
19627 size_inlining_benefit, self_time and time_inlining_benefit.
19628 (struct cgraph_global_info): Replace insns by time ans size fields.
19629 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19630 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19631 (ipcp_update_callgraph): Do not touch function bodies.
19632 * ipa-inline.c: Include except.h
19633 (MAX_TIME): New constant.
19634 (overall_insns): Remove.
19635 (leaf_node_p): New.
19636 (overall_size, max_benefit): New static variables.
19637 (cgraph_estimate_time_after_inlining): New function.
19638 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19639 (cgraph_clone_inlined_nodes): Update size.
19640 (cgraph_mark_inline_edge): Update size.
19641 (cgraph_estimate_growth): Use size info.
19642 (cgraph_check_inline_limits): Check size.
19643 (cgraph_default_inline_p): Likewise.
19644 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19645 (cgraph_decide_recursive_inlining): Check size.
19646 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19648 (cgraph_decide_inlining): Likewise.
19649 (cgraph_decide_inlining_incrementally): Likewise; honor
19650 PARAM_EARLY_INLINING_INSNS.
19651 (likely_eliminated_by_inlining_p): New predicate.
19652 (estimate_function_body_sizes): New function.
19653 (compute_inline_parameters): Use it.
19654 * except.c (must_not_throw_labels): New function.
19655 * except.h (must_not_throw_labels): Declare.
19656 * tree-inline.c (init_inline_once): Kill inlining_weigths
19657 * tree-ssa-structalias.c: Avoid uninitialized warning.
19658 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19659 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19660 (PARAM_INLINE_CALL_COST): Remove.
19661 (PARAM_EARLY_INLINING_INSNS): New.
19663 2009-05-25 Richard Guenther <rguenther@suse.de>
19665 PR tree-optimization/36327
19666 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
19667 callback for reference translation or lookup at the point of may-defs.
19668 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
19669 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
19670 for union COMPONENT_REFs.
19671 (vn_reference_lookup_3): New callback. Lookup from memset
19672 and CONSTRUCTOR assignment, translate through struct copies.
19673 (vn_reference_lookup_pieces): Make sure to not free the
19674 passed operands array. Adjust walk_non_aliased_vuses call.
19675 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
19676 make sure we do not leak memory.
19678 2009-05-25 Richard Guenther <rguenther@suse.de>
19680 * tree-ssa-alias.h (dump_points_to_solution): Declare.
19681 * tree-inline.c (expand_call_inline): Reset the escaped and
19682 callused solutions.
19683 * tree-ssa-structalias.c (pass_build_ealias): New.
19684 * tree-pass.h (pass_build_ealias): Declare.
19685 * passes.c (init_optimization_passes): Add PTA during
19686 early optimizations.
19687 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
19688 and CALLUSED solutions.
19689 (dump_points_to_solution): New function, split out from ...
19690 (dump_points_to_info_for): ... here.
19691 * tree-parloops.c (parallelize_loops): Reset the escaped and
19692 callused solutions.
19694 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19697 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
19698 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
19700 2009-05-25 Ira Rosen <irar@il.ibm.com>
19702 PR tree-optimization/40238
19703 * tree-vect-stmts.c (vect_init_vector): Insert initialization
19704 statements after basic block's labels.
19705 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
19706 to free the allocated memory.
19708 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
19710 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
19711 return address with a USE.
19713 2009-05-24 Richard Guenther <rguenther@suse.de>
19715 PR middle-end/40233
19716 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
19717 array type from the main variant of the inner type.
19719 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19721 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
19722 definition to bool (from int) to un-break build.
19723 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
19725 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
19727 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
19728 discard_stmt_changes): Delete.
19729 * tree-ssa-operands.c (scb_stack): Delete.
19730 (init_ssa_operands): Do not initialize it.
19731 (fini_ssa_operands): Do not free it.
19732 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
19734 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
19735 update_stmt, remove the others. Fix comments.
19736 * tree-dfa.c (optimize_stack_restore): Likewise.
19737 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
19738 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
19739 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
19740 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
19742 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
19743 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
19744 (dom_opt_finalize_block): Likewise, adjusting access to
19746 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
19747 (stmts_to_rescan): Change item type to gimple.
19748 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
19750 2009-05-24 Ira Rosen <irar@il.ibm.com>
19752 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
19753 * tree-pass.h (pass_slp_vectorize): New pass.
19754 * params.h (SLP_MAX_INSNS_IN_BB): Define.
19755 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
19756 * tree-vectorizer.c (timevar.h): Include.
19757 (user_vect_verbosity_level): Declare.
19758 (vect_location): Fix comment.
19759 (vect_set_verbosity_level): Update user_vect_verbosity_level
19760 instead of vect_verbosity_level.
19761 (vect_set_dump_settings): Add an argument. Ignore user defined
19762 verbosity if dump flags require higher level of verbosity. Print to
19763 stderr only for loop vectorization.
19764 (vectorize_loops): Update call to vect_set_dump_settings.
19765 (execute_vect_slp): New function.
19766 (gate_vect_slp): Likewise.
19767 (struct gimple_opt_pass pass_slp_vectorize): New.
19768 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
19769 access its members.
19770 (vec_info_for_bb): New function.
19771 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
19772 (VECTORIZATION_ENABLED): New macro.
19773 (SLP_ENABLED, SLP_DISABLED): Likewise.
19774 (vect_is_simple_use): Add bb_vec_info argument.
19775 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
19776 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
19777 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
19778 vect_schedule_slp, vect_analyze_slp): Likewise.
19779 (vect_analyze_stmt): Add slp_tree argument.
19780 (find_bb_location): Declare.
19781 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
19782 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
19783 (vect_analyze_loop_operations, vect_analyze_loop,
19784 get_initial_def_for_induction, vect_create_epilog_for_reduction,
19785 vect_finalize_reduction, vectorizable_reduction,
19786 vectorizable_live_operation, vect_transform_loop): Likewise.
19787 * tree-data-ref.c (dr_analyze_innermost): Update comment,
19788 skip evolution analysis if analyzing a basic block.
19789 (dr_analyze_indices): Likewise.
19790 (initialize_data_dependence_relation): Skip the test whether the
19791 object is invariant for basic blocks.
19792 (compute_all_dependences): Skip dependence analysis for data
19793 references in basic blocks.
19794 (find_data_references_in_stmt): Don't fail in case of invariant
19795 access in basic block.
19796 (find_data_references_in_bb): New function.
19797 (find_data_references_in_loop): Move code to
19798 find_data_references_in_bb and add a call to it.
19799 (compute_data_dependences_for_bb): New function.
19800 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
19801 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
19803 (vect_analyze_data_ref_dependence): Check for interleaving in case of
19804 unknown dependence in basic block and fail in case of dependence in
19806 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
19807 dependence instances from either loop or basic block vectorization
19809 (vect_compute_data_ref_alignment): Check if it is loop vectorization
19810 before calling nested_in_vect_loop_p.
19811 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
19812 dependence instances from either loop or basic block vectorization
19814 (vect_verify_datarefs_alignment): Likewise.
19815 (vect_enhance_data_refs_alignment): Adjust function calls.
19816 (vect_analyze_data_refs_alignment): Likewise.
19817 (vect_analyze_group_access): Fix printing. Skip different checks if
19818 DR_STEP is 0. Keep strided stores either in loop or basic block
19819 vectorization data structure. Fix indentation.
19820 (vect_analyze_data_ref_access): Fix comments, allow zero step in
19822 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
19823 dependence instances from either loop or basic block vectorization
19825 (vect_analyze_data_refs): Update comment. Call
19826 compute_data_dependences_for_bb to analyze basic blocks.
19827 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
19828 case of loop vectorization. In case of basic block vectorization use
19829 data-ref itself as a base.
19830 (vect_create_data_ref_ptr): In case of basic block vectorization:
19831 don't advance the pointer, add new statements before the current
19832 statement. Adjust function calls.
19833 (vect_supportable_dr_alignment): Support only aligned accesses in
19834 basic block vectorization.
19835 * common.opt (ftree-slp-vectorize): New flag.
19836 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
19837 (vect_pattern_recog_1): Likewise.
19838 * tree-vect-stmts.c (process_use): Likewise.
19839 (vect_init_vector): Add new statements in the beginning of the basic
19840 block in case of basic block SLP.
19841 (vect_get_vec_def_for_operand): Adjust function calls.
19842 (vect_finish_stmt_generation): Likewise.
19843 (vectorizable_call): Add assert that it is loop vectorization, adjust
19845 (vectorizable_conversion, vectorizable_assignment): Likewise.
19846 (vectorizable_operation): In case of basic block SLP, take
19847 vectorization factor from statement's type and skip the relevance
19848 check. Adjust function calls.
19849 (vectorizable_type_demotion): Add assert that it is loop
19850 vectorization, adjust function calls.
19851 (vectorizable_type_promotion): Likewise.
19852 (vectorizable_store): Check for outer loop only in case of loop
19853 vectorization. Adjust function calls. For basic blocks, skip the
19854 relevance check and don't advance pointers.
19855 (vectorizable_load): Likewise.
19856 (vectorizable_condition): Add assert that it is loop vectorization,
19857 adjust function calls.
19858 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
19859 that it is not reduction, get vector type, call only supported
19860 functions, skip loop specific parts.
19861 (vect_transform_stmt): Check for outer loop only in case of loop
19863 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
19864 (vect_is_simple_use): Fix comment, add new argument, fix conditions
19865 for external definition.
19866 * passes.c (pass_slp_vectorize): New pass.
19867 * tree-vect-slp.c (find_bb_location): New function.
19868 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
19869 check for patterns only in loops.
19870 (vect_build_slp_tree): Add argument, adjust function calls, fail in
19871 case of multiple types in basic block SLP.
19872 (vect_mark_slp_stmts_relevant): New function.
19873 (vect_supported_load_permutation_p): Fix comment.
19874 (vect_analyze_slp_instance): Add argument. In case of basic block
19875 SLP, take vectorization factor from statement's type, check that
19876 unrolling factor is 1. Adjust function call. Save SLP instance in
19877 either loop or basic block vectorization structure. Return FALSE,
19879 (vect_analyze_slp): Add argument. Get strided stores groups from
19880 either loop or basic block vectorization structure. Return FALSE
19881 if basic block SLP failed.
19882 (new_bb_vec_info): New function.
19883 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
19884 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
19885 (vect_schedule_slp): Add argument. Get SLP instances from either
19886 loop or basic block vectorization structure. Set vectorization factor
19887 to be 1 for basic block SLP.
19888 (vect_slp_transform_bb): New function.
19889 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
19891 2009-05-23 Mark Mitchell <mark@codesourcery.com>
19893 * final.c (shorten_branches): Do not align labels for jump tables.
19894 (final_scan_insn): Use JUMP_TABLE_DATA_P.
19896 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
19898 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
19899 Remove outdated reference to flow.c and fix nits.
19900 * doc/gccint.texi: Tweak RTL description.
19901 * doc/rtl.texi: Likewise.
19903 2009-05-23 Denis Chertykov <chertykov@gmail.com>
19905 * config/avr/avr.c: Change my email address.
19906 * config/avr/avr.h: Likewise.
19907 * config/avr/avr.md: Likewise.
19908 * config/avr/avr-protos.h: Likewise.
19909 * config/avr/libgcc.S: Likewise.
19911 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
19913 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
19914 (spu_split_load, spu_split_store): Change return type to int.
19915 (spu_split_convert): Declare.
19916 * config/spu/predicates.md (spu_mem_operand): Remove.
19917 (spu_mov_operand): Update.
19918 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
19919 * config/spu/spu.c (regno_aligned_for_load): Remove.
19920 (reg_aligned_for_addr, spu_expand_load): Define.
19921 (spu_expand_extv): Reimplement and handle MEM.
19922 (spu_expand_insv): Handle MEM.
19923 (spu_sched_reorder): Handle insn's with length 0.
19924 (spu_legitimate_address_p): Reimplement.
19925 (store_with_one_insn_p): Return TRUE for any mode with size
19926 larger than 16 bytes.
19927 (address_needs_split): Define.
19928 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
19930 (spu_convert_move): Define.
19931 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
19932 (spu_split_store): Change all MEM's to TImode.
19933 (spu_init_expanders): Preallocate registers that correspond to
19934 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
19936 (spu_split_convert): Define.
19937 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
19938 (_move<mode>, _movdi, _movti): Update predicate and condition.
19939 (load, store): Change to define_split.
19940 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
19942 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
19943 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
19944 define_insn_and_split of lshr<mode>3.
19945 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
19946 (<v>ashr<mode>3_imm): Define.
19947 (extv, extzv, insv): Allow MEM operands.
19948 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
19949 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
19950 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
19951 (_spu_convert2): Change to define_insn_and_split and remove the
19952 corresponding define_peephole2.
19953 (stack_protect_set, stack_protect_test, stack_protect_test_si):
19954 Change predicates to memory_operand.
19956 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19958 * config/arm/thumb2.md: Add 16-bit multiply instructions.
19960 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
19962 PR tree-optimization/40219
19963 * tree.c (iterative_hash_expr): Make sure the builtin function is
19964 a normal builtin function and not a front end or back end builtin
19965 before indexing into the built_in_decls array.
19967 2009-05-22 Richard Guenther <rguenther@suse.de>
19969 PR middle-end/38964
19970 * alias.c (write_dependence_p): Do not use TBAA for answering
19971 anti-dependence or output-dependence.
19972 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
19973 (emit_pointer_definition): Remove.
19974 (emit_alias_warning): Likewise.
19975 (find_what_var_points_to): Remove TBAA pruning code.
19976 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
19978 (compute_points_to_sets): Remove code computing the set of
19979 dereferenced pointers.
19980 * tree-data-ref.c (dr_may_alias_p): Properly use the split
19981 oracle for querying anti and output dependencies.
19982 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
19983 if TBAA may be applied.
19984 (refs_anti_dependent_p): New function.
19985 (refs_output_dependent_p): Likewise.
19986 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
19987 (refs_output_dependent_p): Likewise.
19988 * doc/tree-ssa.texi (Memory model): New section.
19989 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
19990 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
19991 * cfgexpand.c (expand_gimple_basic_block): Do not handle
19992 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
19993 * expr.c (expand_expr_real_1): Likewise.
19994 * gimple-low.c (lower_stmt): Likewise.
19995 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
19996 (dump_gimple_cdt): Remove.
19997 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
19998 (gimple_size): Likewise.
19999 (walk_gimple_op): Likewise.
20000 (is_gimple_stmt): Likewise.
20001 (walk_stmt_load_store_addr_ops): Likewise.
20002 (gimple_build_cdt): Remove.
20003 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
20004 * gimple.h (gimple_cdt_new_type): Remove.
20005 (gimple_cdt_new_type_ptr): Likewise.
20006 (gimple_cdt_set_new_type): Likewise.
20007 (gimple_cdt_location): Likewise.
20008 (gimple_cdt_location_ptr): Likewise.
20009 (gimple_cdt_set_location): Likewise.
20010 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
20011 * tree-cfg.c (remove_useless_stmts_1): Do not handle
20012 GIMPLE_CHANGE_DYNAMIC_TYPE.
20013 (verify_types_in_gimple_stmt): Likewise.
20014 * tree-inline.c (estimate_num_insns): Likewise.
20015 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
20016 (copy_decl_to_var): Likewise.
20017 (copy_result_decl_to_var): Likewise.
20018 * tree-pretty-print.c (dump_generic_node): Do not handle
20019 CHANGE_DYNAMIC_TYPE_EXPR.
20020 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
20021 * tree-ssa-operands.c (get_expr_operands): Likewise.
20022 * tree-ssa-structalias.c (struct variable_info): Remove
20023 no_tbaa_pruning member.
20024 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
20025 (unify_nodes): Do not copy it.
20026 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
20027 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
20028 (set_uids_in_ptset): Do not check it.
20029 (find_what_var_points_to): Likewise.
20030 (compute_tbaa_pruning): Remove.
20031 (compute_points_to_sets): Do not call it.
20032 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
20033 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
20034 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
20035 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
20036 (DECL_NO_TBAA_P): Likewise.
20037 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
20038 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
20039 (expand_omp_atomic_pipeline): Do not set it.
20040 * print-tree.c (print_node): Do not dump it.
20041 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20044 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
20047 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
20050 2009-05-22 Mark Mitchell <mark@codesourcery.com>
20052 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
20055 2009-05-22 Ben Elliston <bje@au.ibm.com>
20057 * Makefile.in (bversion.h, s-bversion): New targets.
20058 (TOPLEV_H): Add bversion.h.
20059 * toplev.h: Include "bversion.h".
20060 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
20061 the __format__ attribute only if compiling with the same version
20062 of GCC as the sources (the "build version").
20064 2009-05-22 Ben Elliston <bje@au.ibm.com>
20066 * c-format.c (handle_format_attribute): Fix comment typo.
20068 2009-05-21 Steve Ellcey <sje@cup.hp.com>
20071 * config/ia64/ia64.opt (mfused-madd): New.
20072 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
20073 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
20074 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
20075 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
20076 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
20077 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
20078 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
20079 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
20080 instruction if !TARGET_FUSED_MADD.
20081 (fpma, fpms): Remove colon from name.
20083 2009-05-22 Richard Guenther <rguenther@suse.de>
20085 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
20086 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
20087 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
20089 (create_expression_by_pieces): Only convert if necessary.
20090 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
20091 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
20093 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
20095 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
20096 regular pattern from a template and rename it ...
20097 (*extzv_truncsi_exts): ... to this.
20099 2009-05-21 Richard Guenther <rguenther@suse.de>
20101 * cgraph.h (struct cgraph_node): Remove inline_decl member.
20102 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
20103 (cgraph_default_inline_p): Likewise.
20104 (cgraph_decide_inlining_incrementally): Likewise.
20106 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
20107 Uros Bizjak <ubizjak@gmail.com>
20109 * config/i386/cpuid.h (bit_MOVBE): New.
20111 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
20113 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
20114 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
20115 (ix86_handle_option): Handle OPT_mmovbe.
20116 (ix86_target_string): Add -mmovbe.
20117 (pta_flags): Add PTA_MOVBE.
20118 (processor_alias_table): Add PTA_MOVBE to "atom".
20119 (override_options): Handle PTA_MOVBE.
20121 * config/i386/i386.h (TARGET_MOVBE): New.
20123 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
20124 (*bswapsi_movbe): New.
20125 (*bswapdi_movbe): Likewise.
20126 (bswapdi2): Renamed to ...
20127 (*bswapdi_1): This.
20128 (bswapdi2): New expander.
20130 * config/i386/i386.opt (mmovbe): New.
20132 * doc/invoke.texi: Document -mmovbe.
20134 2009-05-21 Taras Glek <tglek@mozilla.com>
20136 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
20137 * gcc-plugin.h (plugin_init): Updated signature.
20138 * gcc-plugin.h (plugin_name_args): Moved to this header.
20139 * doc/plugins.texi (plugin_init): Updated documention to reflect
20141 * doc/plugins.texi (plugin_name_args): Added to documention.
20143 2009-05-21 Mark Mitchell <mark@codesourcery.com>
20145 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
20146 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
20148 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
20150 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
20151 JUMP_TABLE_DATA_P predicates where applicable.
20152 * config/i386/predicates.md: Ditto.
20153 * config/i386/sse.md: Ditto.
20155 2009-05-21 Jakub Jelinek <jakub@redhat.com>
20157 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
20158 operand2 -128 override length_immediate attribute to 1.
20159 * config/i386/predicates.md (constm128_operand): New predicate.
20161 * config/i386/i386.c (memory_address_length): Handle %r12
20162 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
20164 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
20165 mode look through optional ZERO_EXTEND and SUBREG.
20166 * config/i386/i386.md (R12_REG): New define_constant.
20167 (prefix_data16): For sse unit set also for MODE_TI insns.
20168 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
20169 insns set if operand 1 is ext_QIreg_operand.
20170 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
20171 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
20173 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
20174 mode from MODE_DI to MODE_SI.
20175 (movdi_1_rex64): Override modrm and length_immediate attributes
20176 only for movabs (TYPE_IMOV, alternative 2).
20177 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
20178 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
20179 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
20180 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
20181 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
20182 prefix_rex attribute if DImode.
20183 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
20184 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
20185 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
20186 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
20187 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
20188 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
20189 Likewise. For TYPE_IMOV clear length_immediate attribute.
20190 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
20191 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
20192 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
20193 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
20194 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
20195 or one operand TYPE_ISHIFT.
20196 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
20197 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
20198 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
20199 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
20200 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
20201 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
20202 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
20203 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
20204 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
20205 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
20206 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
20207 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
20208 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
20209 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
20210 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
20211 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
20212 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
20213 set mode attribute, don't override length attribute.
20214 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
20216 (return_internal_long): Set length attribute to 2 instead of 1.
20217 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
20218 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
20219 prefix_rex attribute.
20220 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
20222 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
20224 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20226 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
20228 2009-05-20 Ian Lance Taylor <iant@google.com>
20230 * tree.c (build_tree_list_vec_stat): New function.
20231 (ctor_to_vec): New function.
20232 (build_nt_call_vec): New function.
20233 (build_call_array): Change args to be a const pointer.
20234 (build_call_vec): New function.
20235 * tree.h (build_nt_call_vec): Declare.
20236 (build_tree_list_vec_stat): Declare.
20237 (build_tree_list_vec): Define.
20238 (build_call_array): Update declaration.
20239 (build_call_vec): Declare.
20240 (ctor_to_vec): Declare.
20241 * c-common.c (tree_vector_cache): New static variable.
20242 (make_tree_vector): New function.
20243 (release_tree_vector): New function.
20244 (make_tree_vector_single): New function.
20245 (make_tree_vector_copy): New function.
20246 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
20247 (make_tree_vector_single, make_tree_vector_copy): Declare.
20248 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
20249 (c_parser_expr_list): Don't manage cache here, instead call
20251 (c_parser_release_expr_list): Remove static function.
20252 (c_parser_vec_to_tree_list): Remove static function.
20253 (c_parser_attributes): Call build_tree_list_vec instead of
20254 c_parser_vec_to_tree_list. Call release_tree_vector instead of
20255 c_parser_release_expr_list.
20256 (c_parser_postfix_expression_after_primary): Likewise.
20257 (c_parser_objc_keywordexpr): Likewise.
20259 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
20261 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
20262 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
20263 TARGET_CONVERT_TO_TYPE.
20264 * hooks.c (hook_tree_const_tree_null): Define.
20265 * hooks.h (hook_tree_const_tree_null): Declare.
20266 * target.h (struct gcc_target): Add invalid_parameter_type,
20267 invalid_return_type, promoted_type, and convert_to_type fields.
20268 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
20269 (TARGET_INVALID_RETURN_TYPE): Define.
20270 (TARGET_PROMOTED_TYPE): Define.
20271 (TARGET_CONVERT_TO_TYPE): Define.
20272 (TARGET_INITIALIZER): Update for new fields.
20273 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
20274 (grokparms): Check targetm.invalid_parameter_type.
20275 * c-typeck.c (default_conversion): Check targetm.promoted_type.
20276 * c-convert.c (convert): Check targetm.convert_to_type.
20278 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
20280 * config/mips/mips.md (*extenddi_truncate<mode>,
20281 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
20283 (*extendhi_truncateqi): New define_insn_and_sptit.
20285 2009-05-20 Jakub Jelinek <jakub@redhat.com>
20287 PR middle-end/40204
20288 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
20289 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
20291 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
20293 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
20294 the operand of VIEW_CONVERT_EXPR.
20296 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
20298 * config/i386/driver-i386.c (host_detect_local_cpu): Check
20299 extended family and model for Intel processors. Support Intel Atom.
20301 2009-05-20 Olivier Hainque <hainque@adacore.com>
20303 * gstab.h (stab_code_type): Define, to be used instead of the
20304 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
20306 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
20307 occurrences by stab_code_type.
20308 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
20310 2009-05-20 Martin Jambor <mjambor@suse.cz>
20312 * tree-flow.h (insert_edge_copies_seq): Undeclare.
20313 (sra_insert_before): Likewise.
20314 (sra_insert_after): Likewise.
20315 (sra_init_cache): Likewise.
20316 (sra_type_can_be_decomposed_p): Likewise.
20317 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
20318 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
20319 (sra_insert_before): Likewise.
20320 (sra_insert_after): Likewise.
20321 (sra_init_cache): Likewise.
20322 (insert_edge_copies_seq): Made static and moved upwards.
20324 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
20327 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
20329 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
20330 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
20333 2009-05-20 Richard Guenther <rguenther@suse.de>
20335 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
20336 with mismatched comparison modes.
20338 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20340 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
20341 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
20342 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
20343 with shifts for Thumb2.
20344 (orsi_notsi): New for orn.
20345 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
20346 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
20347 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
20348 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
20349 Don't invert remainder for IOR.
20351 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
20353 PR tree-optimization/40087
20354 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
20355 number_of_iterations_ne): Rename never_infinite argument.
20356 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
20357 number_of_iterations_le): Handle pointer-type ivs when
20358 exit_must_be_taken is false.
20359 (number_of_iterations_cond): Do not always assume that
20360 exit_must_be_taken if the control variable is a pointer.
20362 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20364 * c-typeck.c (build_binary_op): Allow % on integal vectors.
20365 * doc/extend.texi (Vector Extension): Document that % is allowed too.
20367 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
20369 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
20370 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
20372 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20375 * c.opt (Wlogical-op): Disabled by default.
20376 * c-opt (c_common_post_options): Do not enable Wlogical-op with
20378 * doc/invoke.texi (Wlogical-op): Likewise.
20380 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
20382 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
20384 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
20385 Propagate the type of the first operand.
20386 <ASSERT_EXPR>: Simplify.
20387 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
20388 Rewrite using the RHS code as discriminant.
20389 <NOP_EXPR>: Turn into CASE_CONVERT.
20390 <PLUS_EXPR>: Propagate the type of the first operand.
20392 2009-05-19 Steve Ellcey <sje@cup.hp.com>
20394 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
20395 (ia64_dconst_0_375): New.
20396 * config/ia64/ia64.c (ia64_override_options): Remove
20397 -minline-sqrt-min-latency warning.
20398 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
20399 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
20400 * config/ia64/ia64.md (*sqrt_approx): Remove.
20401 (sqrtsf2): Remove #if 0.
20402 (sqrtsf2_internal_thr): Rewrite and move to div.md.
20403 (sqrtdf): Remove assert.
20404 (sqrtdf2_internal_thr): Rewrite and move to div.md.
20405 (sqrtxf2): Remove #if 0.
20406 (sqrtxf2_internal_thr): Rewrite and move to div.md.
20407 * div.md (sqrt_approx_rf): New.
20408 (sqrtsf2_internal_thr): New implementation.
20409 (sqrtsf2_internal_lat): New.
20410 (sqrtdf2_internal_thr: New implementation.
20411 (sqrtxf2_internal): New implementation.
20413 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
20414 Hans-Peter Nilsson <hp@axis.com>
20416 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
20417 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
20418 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
20419 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
20420 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
20421 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
20422 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
20423 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
20424 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
20425 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
20426 * c-common.c: ...from here.
20428 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20430 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
20432 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20434 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
20436 2009-05-19 Ben Elliston <bje@au.ibm.com>
20438 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
20439 assignments with memcpy calls.
20440 (add_fdes): Likewise.
20441 (binary_search_unencoded_fdes): Likewise.
20442 (linear_search_fdes): Eliminate type puns.
20444 2009-05-19 Richard Guenther <rguenther@suse.de>
20446 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
20447 not falsely claim to have propagated into all uses.
20449 2009-05-19 Ben Elliston <bje@au.ibm.com>
20451 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
20454 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
20456 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
20457 * config/sh/sh.c (sh_legitimate_address_p): Make static.
20458 (TARGET_LEGITIMATE_ADDRESS_P): New.
20459 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20460 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
20462 2009-05-18 Dodji Seketeli <dodji@redhat.com>
20465 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
20466 child of the containing namespace's DIE.
20468 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
20470 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
20471 *zero_extendhi_truncqi): Move after the zero_extend patterns.
20472 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
20475 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
20478 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
20479 gen_align with gen_pad.
20480 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
20481 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
20483 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
20484 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
20486 * config/i386/i386.md (align): Renamed to ...
20487 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
20488 ASM_OUTPUT_MAX_SKIP_PAD.
20490 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
20492 * config.gcc: Fix variable syntax.
20495 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
20496 before calling exact_log2.
20497 (output_iorsi3): Likewise.
20498 (output_xorsi3): Likewise.
20500 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
20502 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
20503 for the none zero constant operand except for EQ and NE
20504 comprisons even when the first operand is R0.
20506 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
20508 * config/s390/2064.md: Remove trailing whitespaces.
20509 * config/s390/2084.md: Likewise.
20510 * config/s390/constraints.md: Likewise.
20511 * config/s390/fixdfdi.h: Likewise.
20512 * config/s390/libgcc-glibc.ver: Likewise.
20513 * config/s390/s390-modes.def: Likewise.
20514 * config/s390/s390-protos.h: Likewise.
20515 * config/s390/s390.c: Likewise.
20516 * config/s390/s390.h: Likewise.
20517 * config/s390/s390.md: Likewise.
20518 * config/s390/tpf-unwind.h: Likewise.
20520 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
20522 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
20524 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
20527 * configure.ac (m68k-*-*): Check if binutils support TLS.
20528 * configure: Regenerate.
20529 * config/m68k/predicates.md (symbolic_operand): Extend comment.
20530 * config/m68k/constraints.md (Cu): New constraint.
20531 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
20532 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
20533 (movsi): Handle TLS symbols.
20534 (addsi3_5200): Handle XTLS symbols, indent.
20535 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
20536 (m68k_tls_reference_p): Declare.
20537 (m68k_legitimize_address): Declare.
20538 (m68k_unwrap_symbol): Declare.
20539 * config/m68k/m68k.opt (mxtls): New option.
20540 * config/m68k/m68k.c (ggc.h): Include.
20541 (m68k_output_dwarf_dtprel): Implement hook.
20542 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
20543 (m68k_expand_prologue): Load GOT pointer when function needs it.
20544 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
20545 (m68k_legitimate_constant_address_p): Same.
20546 (m68k_decompose_address): Handle TLS references.
20547 (m68k_get_gp): New static function.
20548 (enum m68k_reloc): New contants.
20549 (TLS_RELOC_P): New macro.
20550 (m68k_wrap_symbol): New static function.
20551 (m68k_unwrap_symbol): New function.
20552 (m68k_final_prescan_insn_1): New static function.
20553 (m68k_final_prescan_insn): New function.
20554 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
20556 (legitimize_pic_address): Handle TLS references..
20557 (m68k_tls_get_addr, m68k_get_tls_get_addr)
20558 (m68k_libcall_value_in_a0_p)
20559 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
20560 (m68k_call_m68k_read_tp): Helper variables and functions for ...
20561 (m68k_legitimize_tls_address): Handle TLS references.
20562 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
20564 (m68k_legitimize_address): Handle TLS symbols.
20565 (m68k_get_reloc_decoration): New static function.
20566 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
20568 (m68k_output_dwarf_dtprel): Implement hook.
20569 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
20570 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
20571 m68k_call_* routines.
20572 (sched_attr_op_type): Handle TLS symbols.
20573 (gt-m68k.h): Include.
20574 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
20575 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
20577 2009-05-18 Martin Jambor <mjambor@suse.cz>
20579 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
20580 (visit_store_addr_for_mod_analysis): New function.
20581 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
20582 (determine_cst_member_ptr): Use gimple_assign_single_p.
20583 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
20584 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
20585 operands. Don't check number of operands of a NOP_EXPR.
20587 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
20589 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
20591 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
20594 * c-common.c (warn_logical_operator): Don't warn if one of
20595 expression isn't always true or false.
20597 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
20599 * config/i386/biarch32.h: New file.
20600 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
20602 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
20604 * config/mips/mips.md (*zero_extend<mode>_trunchi,
20605 *zero_extend<mode>_truncqi): Merge these into ...
20606 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
20607 Name the pattern following this as *zero_extendhi_truncqi.
20609 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
20611 PR middle-end/39301
20612 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
20613 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
20614 (output_info): Make field HOST_WIDEST_INT.
20615 (print_statistics): Use HOST_WIDEST_INT_PRINT.
20616 (dump_bitmat_statistics): Same.
20618 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
20620 * config.gcc (use_gcc_stdint): Set to wrap.
20621 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
20622 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
20623 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20624 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20625 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20626 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20627 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20628 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20630 2009-05-16 Joseph Myers <joseph@codesourcery.com>
20632 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
20634 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
20635 Move definitions earlier.
20636 (OPT_ARCH64, OPT_ARCH32): Define.
20637 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
20640 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
20643 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
20646 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
20648 * arm.md (movdi2): Copy non-reg values to DImode registers.
20650 2009-05-16 Jakub Jelinek <jakub@redhat.com>
20653 * final.c (label_to_max_skip): New function.
20654 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
20655 CODE_LABEL_NUMBER <= max_labelno.
20656 * output.h (label_to_max_skip): New prototype.
20657 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
20658 (ix86_avoid_jump_mispredicts): ... this. Don't define if
20659 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
20660 Handle CODE_LABELs with >= 16 byte alignment or with
20661 max_skip == (1 << align) - 1.
20662 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
20663 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
20666 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
20667 .p2align 3 if MAX_SKIP is smaller than 7.
20668 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
20670 2009-05-15 Ian Lance Taylor <iant@google.com>
20672 * alias.c (struct alias_set_entry_d): Rename from struct
20673 alias_set_entry. Change all uses.
20674 * except.c (struct call_site_record_d): Rename from struct
20675 call_site_record. Change all uses.
20676 * except.h (struct eh_region_d): Rename from struct eh_region.
20678 * gcse.c (struct hash_table_d): Rename from struct hash_table.
20680 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
20681 ivtype_map_elt. Change all uses.
20682 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
20684 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
20685 * graphite.h (struct name_tree_d): Rename from struct name_tree.
20687 (struct sese_d): Rename from struct sese. Change all uses.
20688 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
20689 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
20690 * optabs.h (struct optab_d): Rename from struct optab. Change all
20692 (struct convert_optab_d): Rename from struct convert_optab.
20694 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
20695 ipa_opt_pass. Change all uses.
20696 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
20699 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
20700 defined as a typedef.
20701 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
20704 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
20707 * fold-const.c (make_range,build_range_check,merge_ranges): Move
20709 (merge_ranges): Returns bool.
20710 * tree.h (make_range): .. to here.
20711 (build_range_check): Likewise.
20712 (merge_ranges): Likewise. Renamed from merge_ranges.
20713 * c-typeck.c (parser_build_binary_op): Update calls to
20714 warn_logical_operator.
20715 * c-common.c (warn_logical_operator): Add new warning.
20716 * c-common.h (warn_logical_operator): Update declaration.
20718 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
20720 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
20722 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20724 * doc/install.texi: Document MPC requirements, flags etc.
20726 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
20727 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
20728 Evaluate constant arguments.
20729 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
20730 (fold_builtin_1): Likewise, also evaluate constant arguments.
20731 Remove superfluous break.
20732 (do_mpc_ckconv): New.
20733 * real.h: Include mpc.h.
20734 * toplev.c (print_version): Output MPC version info if available.
20736 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20738 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
20740 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
20742 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
20745 2009-05-15 Jan Hubicka <jh@suse.cz>
20747 * doc/invoke.texi (max-early-inliner-iterations): New flag.
20748 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
20749 (try_inline): Fix return value.
20750 (cgraph_decide_inlining_incrementally): Honor new value.
20751 (cgraph_early_inlining): Handle indirect inlining.
20752 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
20754 2009-05-15 Jan Hubicka <jh@suse.cz>
20756 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
20757 * cgraphunit.c (cgraph_finalize_function): Set it.
20758 (cgraph_expand_function): Use it.
20760 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20762 * real.c (encode_ieee_half): Define.
20763 (decode_ieee_half): Define.
20764 (ieee_half_format): Define.
20765 (arm_half_format): Define.
20766 * real.h (ieee_half_format): Declare.
20767 (arm_half_format): Declare.
20769 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20771 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
20772 swapped, and reversed optabs exist before trying to use them.
20774 2009-05-15 Paul Brook <paul@codesourcery.com>
20775 Sandra Loosemore <sandra@codesourcery.com>
20777 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
20778 loads. Allow PRE_DEC.
20779 (output_move_neon): Handle PRE_DEC.
20780 (arm_print_operand): Add 'A' for neon structure loads.
20781 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
20782 * config/arm/neon.md (neon_mov): Update comment.
20783 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
20785 (Um): New constraint.
20787 2009-05-15 Jan Hubicka <jh@suse.cz>
20789 Revert the following patch until testsuite fallout is fixed:
20790 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20791 * cgraph.h (struct inline_summary): New filed self_wize,
20792 size_inlining_benefit, self_time and time_inlining_benefit.
20793 (struct cgraph_global_info): Replace insns by time ans size fields.
20794 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20795 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20796 (ipcp_update_callgraph): Do not touch function bodies.
20797 * ipa-inline.c: Include except.h
20798 (MAX_TIME): New constant.
20799 (overall_insns): Remove
20800 (overall_size, max_benefit): New static variables.
20801 (cgraph_estimate_time_after_inlining): New function.
20802 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20803 (cgraph_clone_inlined_nodes): Update size.
20804 (cgraph_mark_inline_edge): Update size.
20805 (cgraph_estimate_growth): Use size info.
20806 (cgraph_check_inline_limits): Check size.
20807 (cgraph_default_inline_p): Likewise.
20808 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20809 (cgraph_decide_recursive_inlining): Check size.
20810 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20812 (cgraph_decide_inlining): Likewise.
20813 (cgraph_decide_inlining_incrementally): Likewise; honor
20814 PARAM_EARLY_INLINING_INSNS.
20815 (likely_eliminated_by_inlining_p): New predicate.
20816 (estimate_function_body_sizes): New function.
20817 (compute_inline_parameters): Use it.
20818 * except.c (must_not_throw_labels): New function.
20819 * except.h (must_not_throw_labels): Declare.
20820 * tree-inline.c (init_inline_once): Kill inlining_weigths
20821 * tree-ssa-structalias.c: Avoid uninitialized warning.
20822 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20823 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20824 (PARAM_INLINE_CALL_COST): Remove.
20825 (PARAM_EARLY_INLINING_INSNS): New.
20827 2009-05-15 Richard Guenther <rguenther@suse.de>
20829 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
20830 not TODO_update_ssa.
20832 2009-05-15 Richard Guenther <rguenther@suse.de>
20834 PR tree-optimization/39999
20835 * gimple.h (gimple_expr_type): Use the expression type looking
20836 through useless conversions.
20837 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
20838 (vn_nary_op_insert_stmt): Likewise.
20839 (simplify_binary_expression): Likewise.
20841 2009-05-15 Richard Guenther <rguenther@suse.de>
20843 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
20844 New options, enabled by default.
20845 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
20847 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
20848 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
20849 * tree-ssa-structalias.c (gate_tree_pta): New function.
20850 (pass_build_alias): Use it.
20852 2009-05-15 Joseph Myers <joseph@codesourcery.com>
20854 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
20855 recurse on an invariant address if a conversion from a pointer
20856 type to a wider integer type is involved.
20858 2009-05-15 Jan Hubicka <jh@suse.cz>
20860 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20861 * cgraph.h (struct inline_summary): New filed self_wize,
20862 size_inlining_benefit, self_time and time_inlining_benefit.
20863 (struct cgraph_global_info): Replace insns by time ans size fields.
20864 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20865 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20866 (ipcp_update_callgraph): Do not touch function bodies.
20867 * ipa-inline.c: Include except.h
20868 (MAX_TIME): New constant.
20869 (overall_insns): Remove
20870 (overall_size, max_benefit): New static variables.
20871 (cgraph_estimate_time_after_inlining): New function.
20872 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20873 (cgraph_clone_inlined_nodes): Update size.
20874 (cgraph_mark_inline_edge): Update size.
20875 (cgraph_estimate_growth): Use size info.
20876 (cgraph_check_inline_limits): Check size.
20877 (cgraph_default_inline_p): Likewise.
20878 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20879 (cgraph_decide_recursive_inlining): Check size.
20880 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20882 (cgraph_decide_inlining): Likewise.
20883 (cgraph_decide_inlining_incrementally): Likewise; honor
20884 PARAM_EARLY_INLINING_INSNS.
20885 (likely_eliminated_by_inlining_p): New predicate.
20886 (estimate_function_body_sizes): New function.
20887 (compute_inline_parameters): Use it.
20888 * except.c (must_not_throw_labels): New function.
20889 * except.h (must_not_throw_labels): Declare.
20890 * tree-inline.c (init_inline_once): Kill inlining_weigths
20891 * tree-ssa-structalias.c: Avoid uninitialized warning.
20892 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20893 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20894 (PARAM_INLINE_CALL_COST): Remove.
20895 (PARAM_EARLY_INLINING_INSNS): New.
20896 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
20897 (inline-call-cost): Remove.
20898 (early-inlining-insns): New.
20900 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
20902 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
20904 (print_int_cst_bounds_in_octal_p): Likewise.
20905 (dbxout_type): Adjust calls to above functions. Be prepared to deal
20907 * dwarf2out.c (base_type_die): Likewise.
20908 (is_subrange_type): Delete.
20909 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
20910 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
20911 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
20912 if the destination type is boolean.
20913 (build_range_check): Do not special-case subtypes.
20914 (fold_sign_changed_comparison): Likewise.
20915 (fold_unary): Likewise.
20916 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
20917 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
20918 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
20919 * tree.c (subrange_type_for_debug_p): New predicate based on the
20920 former is_subrange_type.
20921 * tree.h (subrange_type_for_debug_p): Declare.
20922 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
20923 (convert_affine_scev): Remove call to above function.
20924 (chrec_convert_aggressive): Likewise.
20925 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
20926 false for conversions involving subtypes.
20927 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
20928 (vrp_val_min): Likewise.
20929 (needs_overflow_infinity): Likewise.
20930 (extract_range_from_unary_expr): Likewise.
20932 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
20934 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
20935 * config/frv/frv.c: Likewise.
20936 * config/s390/s390.c: Likewise.
20937 * config/sparc/sparc.h: Likewise.
20938 * config/i386/i386.h: Likewise.
20939 * config/i386/i386.c: Likewise.
20940 * config/crx/crx.c: Likewise.
20941 * config/m68hc11/m68hc11.h: Likewise.
20942 * config/iq2000/iq2000.c: Likewise.
20943 * config/mn10300/mn10300.h: Likewise.
20944 * config/mn10300/mn10300.c: Likewise.
20945 * config/m68k/m68k.c: Likewise.
20946 * config/rs6000/rs6000.c: Likewise.
20947 * config/rs6000/xcoff.h: Likewise.
20948 * config/rs6000/linux64.h: Likewise.
20949 * config/rs6000/sysv4.h: Likewise.
20950 * config/score/score3.c: Likewise.
20951 * config/score/score7.c: Likewise.
20952 * config/score/score.c: Likewise.
20953 * config/arm/arm.md: Likewise.
20954 * config/mips/mips.c: Likewise.
20955 * config/mips/mips.md: Likewise.
20956 * config/bfin/bfin.h: Likewise.
20957 * config/pa/pa.c: Likewise.
20958 * config/pa/constraints.md: Likewise.
20960 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
20961 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
20962 * config/pdp11/pdp11.h: Use memory_address_p instead.
20964 2009-05-14 Ian Lance Taylor <iant@google.com>
20966 * passes.c (finish_optimization_passes): Change i to int.
20967 * plugin.c (plugins_active_p): Change event to int.
20968 (dump_active_plugins): Likewise.
20969 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
20971 * tree.c (tree_range_check_failed): Change c to unsigned int.
20972 (omp_clause_range_check_failed): Likewise.
20973 (build_common_builtin_nodes): Change mode to int. Add cast.
20974 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
20975 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
20977 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
20978 ++ or -- with a variable of enum type.
20980 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20983 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
20985 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20987 * store-motion.c: Do not include params.h
20988 * Makefile.in: Fix dependencies for various files.
20990 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20992 * auto-inc-dec.c: Fix pass description, remove apparent
20993 accidental duplication.
20995 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
20997 PR middle-end/40147
20998 * ipa-utils.h (memory_identifier_string): Moved to ...
20999 * tree.h (memory_identifier_string): Here. Add GTY(()).
21001 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
21003 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
21004 in the former documentation of...
21005 (GO_IF_LEGITIMATE_ADDRESS): ... this.
21006 * ira-conflicts.c (get_dup_num): Use address_operand.
21007 * targhooks.c (default_legitimate_address_p): New.
21008 * targhooks.h (default_legitimate_address_p): New.
21009 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
21011 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
21012 * target.h (struct target): Add legitimate_address_p.
21013 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
21014 (TARGET_INITIALIZER): Include it.
21016 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21017 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
21018 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
21019 (TARGET_LEGITIMATE_ADDRESS_P): New.
21021 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21022 (REG_OK_STRICT_P): Delete.
21023 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
21024 (frv_legitimate_address_p_1): ... this.
21025 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
21026 (frv_legitimate_address_p_1): ... the renamed old
21027 frv_legitimate_address_p.
21028 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
21029 (TARGET_LEGITIMATE_ADDRESS_P): New.
21031 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21032 * config/s390/s390-protos.h (legitimate_address_p): Remove.
21033 * config/s390/s390.c (legitimate_address_p): Rename to...
21034 (s390_legitimate_address_p): ... this, make static.
21035 (legitimize_address): Adjust call.
21036 (TARGET_LEGITIMATE_ADDRESS_P): New.
21037 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
21039 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21040 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
21041 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
21042 (TARGET_LEGITIMATE_ADDRESS_P): New.
21044 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21045 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
21046 * config/spu/spu.c (spu_legitimate_address): Rename to...
21047 (spu_legitimate_address_p): ... this, make static.
21048 (TARGET_LEGITIMATE_ADDRESS_P): New.
21050 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21051 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
21052 * config/sparc/sparc.c (legitimate_address_p): Rename to...
21053 (sparc_legitimate_address_p): ... this, make static and return bool.
21054 (legitimize_address): Adjust call.
21055 (TARGET_LEGITIMATE_ADDRESS_P): New.
21057 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21058 * config/i386/i386-protos.h (legitimate_address_p): Remove.
21059 * config/i386/i386.c (legitimate_address_p): Rename to...
21060 (ix86_legitimate_address_p): ... this, make static.
21061 (constant_address_p): Move after it, adjust call.
21062 (TARGET_LEGITIMATE_ADDRESS_P): New.
21064 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21065 * config/avr/avr-protos.h (legitimate_address_p): Remove.
21066 * config/avr/avr.c (legitimate_address_p): Rename to...
21067 (avr_legitimate_address_p): ... this, make static.
21068 (legitimize_address): Adjust call.
21069 (TARGET_LEGITIMATE_ADDRESS_P): New.
21071 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21072 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
21073 * config/crx/crx.c (crx_legitimate_address_p): Make static.
21074 (TARGET_LEGITIMATE_ADDRESS_P): New.
21076 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21077 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
21078 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
21079 (TARGET_LEGITIMATE_ADDRESS_P): New.
21081 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21082 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
21084 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
21086 (TARGET_LEGITIMATE_ADDRESS_P): New.
21088 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21089 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
21091 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
21093 (m68hc11_legitimate_address_p): ... this, make static.
21094 (go_if_legitimate_address_internal): Rename to...
21095 (m68hc11_legitimate_address_p_1): ... this.
21096 (legitimize_address): Adjust call.
21097 (TARGET_LEGITIMATE_ADDRESS_P): New.
21099 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21100 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
21101 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
21102 (TARGET_LEGITIMATE_ADDRESS_P): New.
21104 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21105 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
21106 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
21107 (mn10300_legitimate_address_p): ... this, make static.
21108 (TARGET_LEGITIMATE_ADDRESS_P): New.
21110 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21111 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
21112 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
21113 (TARGET_LEGITIMATE_ADDRESS_P): New.
21115 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21116 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
21117 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
21118 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21119 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
21120 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
21121 (rs6000_legitimate_address_p): ... this, make static.
21122 (TARGET_LEGITIMATE_ADDRESS_P): New.
21123 (REG_MODE_OK_FOR_BASE_P): Delete.
21124 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
21126 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21127 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
21129 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
21130 static, adjust types.
21131 (TARGET_LEGITIMATE_ADDRESS_P): New.
21133 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21134 * config/score/score.c (score_address_p): Rename to...
21135 (score_legitimate_address_p): ... this.
21136 (TARGET_LEGITIMATE_ADDRESS_P): New.
21137 * config/score/score3.c (score3_address_p): Rename to...
21138 (score3_legitimate_address_p): ... this.
21139 * config/score/score7.c (score7_address_p): Rename to...
21140 (score7_legitimate_address_p): ... this.
21142 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
21143 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
21144 GO_IF_LEGITIMATE_ADDRESS): Delete.
21145 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
21146 thumb2_legitimate_address_p): Delete.
21147 (arm_legitimate_address_p): Rename to...
21148 (arm_legitimate_address_outer_p): ... this.
21149 * config/arm/constraints.md ("Uq"): Adjust call.
21150 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
21151 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
21153 (arm_legitimate_address_outer_p): ... this.
21154 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
21156 (TARGET_LEGITIMATE_ADDRESS_P): New.
21158 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21159 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
21160 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
21161 (TARGET_LEGITIMATE_ADDRESS_P): New.
21163 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21164 * config/vax/vax-protos.h (legitimate_address_p): Remove.
21165 * config/vax/vax.c (legitimate_address_p): Rename to...
21166 (vax_legitimate_address_p): ... this, make static.
21167 (TARGET_LEGITIMATE_ADDRESS_P): New.
21169 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21170 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
21171 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
21172 (TARGET_LEGITIMATE_ADDRESS_P): New.
21174 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21175 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
21176 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
21177 (mmix_legitimate_address_p): ... this, make static.
21178 (TARGET_LEGITIMATE_ADDRESS_P): New.
21180 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21181 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
21182 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
21183 (TARGET_LEGITIMATE_ADDRESS_P): New.
21185 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
21187 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
21188 of MODE_COMPLEX_INT.
21190 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
21192 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
21193 LCT_NORMAL in function call.
21194 * mips-tdump.c (print_file_desc): Add cast to enum type.
21195 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
21196 (mark_stabs): Add casts to enum types.
21197 (parse_stabs_common): Add casts to enum types.
21199 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
21201 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
21202 Check for invalid values of LETTER.
21204 2009-05-13 Taras Glek <tglek@mozilla.com>
21206 * attribs.c (register_attribute): moved out attribute registration
21207 into register_attribute.
21208 * doc/plugins.texi: Documented register_attribute and
21210 * gcc-plugin.h: Added forward decl for register_attribute.
21211 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
21212 * plugin.c (register_callback, invoke_plugin_callbacks): Added
21213 PLUGIN_ATTRIBUTES boilerplate.
21215 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
21217 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
21218 values even in sentinel and empty entries.
21219 (ms_printf_flag_specs): Likewise.
21220 (ms_scanf_flag_specs): Likewise.
21221 (ms_strftime_flag_specs): Likewise.
21222 (ms_print_char_table): Likewise.
21223 (ms_scan_char_table): Likewise.
21224 (ms_time_char_table): Likewise.
21226 2009-05-13 Doug Kwan <dougkwan@google.com>
21228 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
21230 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
21232 * config/mips/mips.md (store): Add attributes for QI and HI.
21234 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
21235 (truncdi<mode>2): ... this new pattern.
21237 2009-05-13 Brad Hards <bradh@kde.org>
21239 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
21241 2009-05-14 Jakub Jelinek <jakub@redhat.com>
21242 Ben Elliston <bje@au.ibm.com>
21244 PR middle-end/40035
21245 * dse.c (check_mem_read_rtx): Guard against width == -1.
21247 2009-05-13 Michael Matz <matz@suse.de>
21249 PR middle-end/39976
21250 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
21251 (trivially_conflicts_p): New function.
21252 (insert_backedge_copies): Use it.
21254 2009-05-13 Janis Johnson <janis187@us.ibm.com>
21256 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
21257 (handle_stdc_pragma): Use new enum constant names.
21258 (handle_pragma_float_const_decimal64): Ditto.
21260 2009-05-13 Ian Lance Taylor <iant@google.com>
21262 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
21265 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
21267 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
21268 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
21270 * config/m68k/m68k.h (FL_UCLINUX): Define.
21272 2009-05-13 Jan Hubicka <jh@suse.cz>
21274 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
21276 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
21278 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
21279 unless -fschedule-insns is specified.
21281 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
21284 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
21285 TARGET_EXPAND_CBRANCHDI4.
21286 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
21287 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
21288 (cmpeqdi): Fix comment.
21290 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
21292 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
21293 (sh_legitimate_address_p): Likewise.
21294 * config/sh/sh.c (sh_legitimate_index_p): New.
21295 (sh_legitimate_address_p): Likewise.
21296 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
21297 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
21298 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
21299 (MAYBE_BASE_REGISTER_RTX_P): New macro.
21300 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
21301 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
21302 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
21303 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
21304 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
21306 2009-05-12 Jan Hubicka <jh@suse.cz>
21308 * tree-inline.c (estimate_operator_cost): Add operands;
21309 when division happens by constant, it is cheap.
21310 (estimate_num_insns): Loads and stores are not having cost of 0;
21311 EH magic stuff is cheap; when computing runtime cost of switch,
21312 use log2 base of amount of its cases; builtin_expect has cost of 0;
21313 compute cost for moving return value of call.
21314 (init_inline_once): Initialize time_based flags.
21315 * tree-inline.h (eni_weights_d): Add time_based flag.
21317 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21319 * df-core.c: Update head documentation.
21321 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
21324 * rs6000.c (rs6000_generate_compare): Use op1b instead of
21325 shadowing exisiting variable op1.
21327 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
21330 * config/i386/driver-i386.c (processor_signatures): New enum.
21331 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
21332 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
21333 processor signature to detect geode processor.
21335 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21339 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21341 * optabs.c (prepare_cmp_insn): Temporarily disable test that
21342 causes spurious differences between trunk and cond-optab branch.
21344 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21346 * dojump.c (compare_from_rtx): Delete.
21347 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
21348 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
21349 if the comparison does not satisfy the predicate; test predicates for
21350 operands 2 and 3 of a cstore pattern. Don't try cstore optab
21351 further if one existing pattern fails.
21352 * expr.h (compare_from_rtx): Delete.
21353 (prepare_operand): Declare it.
21354 * optabs.c: Change "lib call" to "libcall" throughout.
21355 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
21356 HAVE_conditional_trap, emit_cmp_insn): Delete.
21357 (can_compare_p): Delete cmp_optab case.
21358 (prepare_float_lib_cmp): Return an rtx and a machine mode.
21359 Accept other parameters by value.
21360 (prepare_operand): Make non-static.
21361 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
21362 other parameters by value. Try to widen operands here based on
21363 an optab_methods argument and looking at cbranch_optab.
21364 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
21365 loop. Use cbranch_optab directly.
21366 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
21367 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
21369 (emit_conditional_move, emit_conditional_add): Inline what's needed
21370 of compare_from_rtx, using new prepare_cmp_insn for the rest.
21371 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
21372 with COMPARE. Move cmov_optab and cstore_optab above
21373 with cbranch_optab, move cmp_optab down with ucmp_optab,
21374 remove tst_otpab. Do not initialize trap_rtx.
21375 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
21376 for trap code. Do not check HAVE_conditional_trap. Use
21377 prepare_cmp_insn. Accept no predicate for operand 3.
21378 * optabs.h (OTI_cmp): Mark as used only for libcalls.
21379 (OTI_ctrap, ctrap_optab): New.
21380 (tst_optab): Delete.
21381 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
21382 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
21383 with lookup of ctrap_optab.
21384 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
21386 (ctrap_optab): New.
21388 * combine.c (combine_simplify_rtx, simplify_set): Do not
21389 special case comparing against zero for cc0 machines.
21390 * simplify-rtx.c (simplify_binary_operation_1): Never remove
21391 COMPARE on cc0 machines.
21392 (simplify_relational_operation): Return a new expression when
21393 a COMPARE could be removed.
21394 * final.c (final_scan_insn): Compare cc_status values
21395 against LHS of a (compare FOO (const_int 0)) cc0 source.
21396 Also check if cc_status.value is the full compare.
21398 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
21399 (cstoreMM4): Document.
21400 (conditional_trap): Document ctrapMM4 instead.
21401 (sync_compare_and_swapMM): Refer to cbranchcc4.
21402 (Dependent Patterns): Eliminate obsolete information referring to
21403 the old jump optimization phase.
21404 (Canonicalization): Include cbranchcc4 case, omit canonicalization
21405 of compares with 0 on cc0 machines.
21406 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
21407 avoiding references to cc0. Remove text about storing operands
21409 * doc/tm.texi (Condition Codes): Include blurb on different
21410 condition code representations, separate into subsections for
21411 CC0, MODE_CC and conditional execution.
21413 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
21414 alpha_emit_setcc): Accept operands and a machine mode.
21415 * config/alpha/alpha.c (alpha_emit_conditional_branch):
21416 Get code/op0/op1 from operands, use machine mode argument
21417 instead of alpha_compare.fp_p. Emit the branch here.
21418 (alpha_emit_setcc): Likewise, and return boolean.
21419 (alpha_emit_conditional_move): Likewise. Assert that
21420 cmp_op_mode == cmp_mode, and simplify accordingly.
21421 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
21422 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
21423 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
21425 (stack probe test): Use cbranchdi4.
21426 * config/alpha/predicates.md (alpha_cbranch_operator): New.
21428 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
21429 * config/arc/arc.h (movsicc, movsfcc): Use it.
21430 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
21431 (cbranchsi4, cstoresi4): New.
21432 (cmpsi, bCC and sCC expanders): Remove.
21434 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
21435 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
21436 * config/arm/predicates.md (arm_comparison_operator): Only include
21437 floating-point operators if there is a hardware floating-point unit.
21438 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
21439 deferring to cbranch_cc and cstore_cc respectively.
21440 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
21441 cbranch_cc, cstore_cc): New.
21442 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
21444 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
21446 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
21447 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
21449 (adjust_insn_length): Adjust calls.
21450 (avr_reorg): Handle (compare (foo) (const_int 0)).
21451 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
21452 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
21453 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
21454 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
21456 (cbranchqi4, cbranchhi4, cbranchsi4): New.
21457 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
21459 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
21460 (cbranchsi4, cstorebi4, cstoresi4): New.
21461 (movbisi): This insn is duplicate, split it to zero_extend.
21462 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
21463 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
21464 (bfin_optimize_loop): Use cbranch expander.
21465 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
21466 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
21467 (bfin_bimode_comparison_operator): ... this.
21468 (bfin_direct_comparison_operator): New.
21470 * config/cris/cris.c (cris_normal_notice_update_cc): Look
21471 inside (compare FOO (const_int 0)).
21472 (cris_rtx_costs): Handle ZERO_EXTRACT.
21473 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
21474 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
21475 (*tstdi_v32): Delete.
21476 (*cmpdi_non_v32): Add M alternative for operand 1.
21477 (cmpsi, cmp<mode>): Make private.
21478 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
21480 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
21482 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
21483 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
21484 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
21485 (cc_reg_operand): New.
21486 (any_cond): Delete.
21487 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
21488 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
21489 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
21490 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
21491 crx_expand_scond): Delete.
21493 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
21495 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
21496 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
21498 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
21499 cstoresi4, cstoresf4, cstoredf4): New.
21500 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
21501 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
21502 Receive the entire operands array.
21503 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
21504 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
21505 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
21506 Get test/op0/op1 from the operands array.
21507 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
21509 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
21510 (h8300_expand_store): New.
21511 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
21513 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
21514 (h8300_expand_store): New.
21515 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
21516 or do not try to produce (set (cc0) REG).
21517 (peepholes): Wrap arguments with COMPARE. Add a peephole to
21518 change a compare into a move to a scratch register. Disable some
21519 peepholes when comparing with zero.
21520 (tstsi, tsthi, tstsi, cmpqi): Make private.
21522 (bCC, sCC): Delete.
21523 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
21526 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
21527 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
21528 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
21529 (ix86_emit_i387_log1p): Use cbranchxf2.
21530 (ix86_expand_setcc): Return void.
21531 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
21532 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
21533 cmp<MODEF>, cmpcc): Remove.
21534 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
21535 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
21536 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
21537 (sCC and bCC expanders): Remove.
21538 (stack_protect_test): Use cbranchcc4.
21540 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
21542 (ia64_expand_compare): Accept three rtx by reference and return void.
21543 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
21544 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
21545 from *expr. Update *expr with the BImode comparison to do.
21546 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
21547 cmptf, bCC, sCC, conditional_trap): Delete.
21548 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
21549 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
21550 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
21551 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
21552 * config/ia64/predicates.md (ia64_cbranch_operator): New.
21554 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
21555 type of last argument.
21556 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
21557 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
21558 use machine mode argument instead of branch_type. Remove dead
21559 code for floating-point comparisons.
21560 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
21561 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
21563 (cbranchsi4, cstoresi4): New.
21564 * config/iq2000/predicates.md (reg_or_const_operand): New.
21566 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
21567 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
21568 (b<code>_op): Rewrite to...
21569 (bcc_op): ... this, using match_operator.
21570 (s<code>_op): Rewrite to...
21571 (scc_op): ... this, using match_operator.
21572 (s<code>_24_op): Rewrite to...
21573 (scc_op_24): ... this, using match_operator.
21574 (s<code>_<mode>): Rewrite to...
21575 (cstore<mode>4): ... this, using match_operator.
21576 (s<code>_<mode>_24): Rewrite to...
21577 (cstore<mode>4_24): ... this, using match_operator.
21578 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
21579 m32c_unpend_compare, m32c_expand_scc): Delete.
21580 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
21581 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
21582 (m32c_expand_movcc): Change NE to EQ if necessary.
21583 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
21585 * config/m32r/m32r-protos.h (gen_cond_store): New.
21586 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
21587 (gen_cond_store): New, from sCC patterns.
21588 (m32r_expand_block_move): Use cbranchsi4.
21589 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
21590 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
21591 (cbranchsi4, cstoresi4): New.
21593 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
21595 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
21596 (m68hc11_notice_update_cc): Look into a compare with 0.
21597 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
21599 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
21600 cmphi, cmpqi, bCC): Delete.
21601 (cbranchsi4, cbranchhi4, cbranchqi4): New.
21602 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
21603 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
21606 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
21607 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
21608 * config/m68k/constraints.md (H): New.
21609 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
21610 the define_insn below.
21611 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
21612 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
21613 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
21614 patterns): Wrap RHS with COMPARE.
21615 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
21616 (*cmpdi_internal): Name this pattern.
21617 (cmpdi): Change to define_insn.
21618 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
21619 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
21620 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
21622 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
21623 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
21624 (conditional_trap): Change to...
21625 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
21626 (*conditional_trap): Use the ordered_comparison_operator and
21627 const1_operand predicates.
21628 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
21629 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
21630 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
21631 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
21633 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
21634 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
21635 (mcore_gen_compare): New.
21636 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
21637 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
21638 (mcore_gen_compare): ... this.
21639 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
21640 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
21641 (stack probe pattern): Use cbranchsi4.
21643 * config/mips/predicates.md (mips_cstore_operator): New.
21644 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
21645 * config/mips/mips.md (any_cond): Delete.
21646 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
21648 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
21649 fixuns_truncsfdi2): Use cbranch patterns.
21650 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
21651 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
21652 Adjust call to mips_expand_conditional_branch.
21653 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
21655 * config/mips/mips-protos.h (mips_expand_conditional_branch,
21656 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
21657 * config/mips/mips.c (cmp_operands): Delete.
21658 (mips_emit_compare): Get comparison operands from *op0/*op1.
21659 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
21660 that it succeeds. Use op0/op1 instead of cmp_operands.
21661 (mips_expand_conditional_branch, mips_expand_conditional_move,
21662 mips_expand_conditional_trap): Likewise.
21663 (mips_block_move_loop): Use cbranch patterns.
21664 * config/mips/mips.h (cmp_operands): Delete.
21666 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
21667 (mmix_gen_compare_reg): Just return a register in the right CC mode.
21668 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
21669 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
21670 (*cmpcc_folded): Rename to...
21671 (*cmpdi_folded): this.
21672 (*cmpcc): Rename to...
21674 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
21677 (cbranchdf4): New. Handle invalid comparisons here.
21678 * config/mmix/predicates.md (float_comparison_operator): New.
21680 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
21681 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
21682 * config/mn10300/mn10300.md (tst): Delete.
21683 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
21684 Name these patterns and wrap RHS in a compare.
21685 (*cmpsi): Make this pattern private. Include tst.
21686 (*cmpsf): Make this pattern private.
21687 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
21688 (compare with zero peepholes): Likewise.
21690 (cbranchsi4, cbranchsf4): New.
21691 (casesi): Use cbranchsi4.
21693 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
21694 hppa_branch_type): Delete.
21695 (return_addr_rtx): Use cbranchsi4.
21696 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
21697 Emit CCFPmode comparison here.
21698 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
21699 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
21700 hppa_branch_type): Delete.
21701 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
21702 (movsicc, movdicc): Remove references to hppa_compare_op0,
21703 hppa_compare_op1 and compare_from_rtx.
21704 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
21705 (casesi): Use cbranchsi4.
21707 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
21708 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
21709 * config/pdp11/pdp11.md (register_or_const0_operand): New.
21710 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
21711 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
21713 (cbranchdf4, cbranchhi4, cbranchqi4): New.
21714 (*branch, *branch_inverted): New.
21716 * config/picochip/picochip.md (cbranchhi4): Use
21717 ordered_comparison_operator.
21718 (cmphi, bCC): Remove.
21720 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
21721 (trap_comparison_operator): Delete.
21722 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
21723 rs6000_emit_cbranch): Accept mode and operands.
21724 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
21725 rs6000_compare_fp_p): Delete.
21726 (rs6000_generate_compare): Accept mode and comparison. Extract code
21727 and op0/op1 from there. Replace references to rs6000_compare_op0
21728 and rs6000_compare_op1.
21729 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
21730 extract result from passed operands.
21731 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
21732 extract loc from passed operands.
21733 (rs6000_emit_cmove): Likewise.
21734 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
21735 rs6000_compare_fp_p): Delete.
21736 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
21737 (cbranch<GPR>4, cbranch<FP>4): New.
21738 (cstore<mode>4): New. Consolidate here all choices about when to use
21739 portable or specialized sCC sequences.
21740 (stack_protect_test): Use cbranchsi4.
21741 (conditional_trap): Replace with ctrap<GPR>4.
21742 (conditional trap insn): Replace trap_comparison_operator with
21743 ordered_comparison_operator.
21745 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
21746 (s390_emit_prologue): Use ctrap.
21747 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
21748 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
21749 New predicates replacing...
21750 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
21751 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
21752 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
21753 (add<mode>cc): Do not use s390_compare_op0/op1.
21754 (s<code>): Change to...
21755 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
21756 (seq): Change to...
21757 (cstorecc4): ... this. Handle EQ or NE equally.
21758 (*sne): Un-privatize for use in cstorecc4.
21759 (b<code>): Change to...
21760 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
21761 (conditional_trap): Replace with...
21762 (ctrap<GPR>4, ctrap<FP>4): ... these.
21763 (stack_protect): Use cbranchcc4.
21765 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
21766 * config/score/score-protos.h (score_gen_cmp): Delete.
21767 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
21768 (score_block_move-loop): Use cbranchsi4.
21769 * config/score/score.md (cbranchsi4): New.
21770 (cmpsi, bCC): Delete.
21771 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
21772 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
21773 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
21774 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
21775 * config/score/score3.h (score3_gen_cmp): Delete.
21776 * config/score/score7.h (score7_gen_cmp): Delete.
21778 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
21779 (sh_emit_scc_to_t): ... this. Return void.
21780 (from_compare): Rename to...
21781 (sh_emit_compare_and_branch): ... this.
21782 (sh_emit_compare_and_set): New.
21783 (sh_expand_t_scc): Accept operands.
21784 * config/sh/predicates.md (sh_float_comparison_operator): New.
21785 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
21786 (prepare_scc_operands): Rename to...
21787 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
21789 (sh_emit_cheap_store_flag): New.
21790 (sh_emit_set_t_insn): New.
21791 (from_compare): Rename to...
21792 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
21793 handling of TARGET_SH2E floating point to avoid recursive call.
21794 Generate branch here.
21795 (sh_emit_compare_and_set): New.
21796 (sh_expand_t_scc): Get op0/op1 from arguments.
21797 (sh_emit_cheap_store_flag): New.
21798 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
21800 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
21801 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
21802 (movsicc, movdicc): Do nothing when it recreated operands from
21803 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
21804 prepare_scc_operands (now sh_emit_scc_to_t).
21805 (udivdi3): Use cstoresi4.
21806 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
21807 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
21808 (cbranchint4_media, cbranchfp4_media): New.
21809 (casesi): Use cbranchdi4.
21810 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
21812 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
21813 (movnegt): Remove second operand.
21814 (cbranchsf4, cbranchdf4): New.
21815 (stack_protect): Use cbranchdi4/cbranchsi4.
21817 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
21818 (gen_compare_reg): Accept comparison, extract part of it to...
21819 (gen_compare_reg_1): ... this.
21820 (gen_compare_operator): Delete.
21821 (gen_v9_scc): Accept separate destination, comparison code and arms.
21822 Do not use sparc_compare_op0/sparc_compare_op1.
21823 (emit_scc_insn, emit_conditional_branch_insn): New.
21824 (emit_v9_brxx): Make static. Remove useless assertion.
21825 (sparc_emit_float_lib_cmp): Return RTL instead of calling
21827 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
21828 * config/sparc/sparc-protos.h (gen_compare_reg,
21829 sparc_emit_float_lib_cmp): Adjust prototype.
21830 (emit_scc_insn, emit_conditional_branch_insn): New.
21831 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
21832 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
21833 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
21834 iterators to the top.
21835 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
21836 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
21837 snedi_special_trunc): Delete.
21838 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
21839 and snedi_special_trunc.
21840 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
21841 cbranchdi4, cbranch<F:mode>4): New.
21842 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
21843 here. Use gen_compare_reg instead of gen_compare_operator.
21844 (conditional_trap): Replace with...
21845 (ctrapsi4, ctrapdi4): ... this.
21846 (stack_protect_test): Use cbranchcc4.
21848 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
21850 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
21851 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
21852 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
21853 from operands[0] or operands[3] depending on is_set.
21854 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
21855 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
21856 cmpdf, bCC), sCC: Remove.
21857 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
21858 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
21860 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
21861 spu_emit_branch_or_set.
21863 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
21865 * config/stormy16/stormy16.h (xstormy16_compare_op0,
21866 xstormy16_compare_op1): Delete.
21867 * config/stormy16/stormy16.c (xstormy16_compare_op0,
21868 xstormy16_compare_op1): Delete.
21869 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
21871 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
21872 (cmphi, cmpsi, bCC): Remove.
21874 * config/v850/v850.md (tstsi, cmpsi): Fold into...
21875 (*cmpsi): ... this one.
21876 (cbranchsi4, cstoresi4): New.
21877 (bCC expanders): Delete.
21878 (sCC insns): Fold into...
21879 (*setcc): ... this one.
21880 (casesi): Do not use gen_cmpsi and gen_bgtu.
21881 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
21882 (movsicc): Simplify.
21883 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
21885 * config/vax/vax-protos.h (cond_name): New.
21886 (vax_output_conditional_branch): Remove.
21887 * config/vax/vax.c (cond_name): New.
21888 (vax_output_conditional_branch): Remove.
21889 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
21890 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
21891 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
21892 (bit<VAXint>): Wrap source with (compare).
21893 (b<code> and following unnamed pattern): Rename to *branch and
21894 *branch_reversed. Change macroization to match_operator.
21895 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
21897 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
21898 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
21899 Change last argument to machine_mode.
21900 (xtensa_expand_scc): Add machine_mode argument.
21901 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
21902 (gen_conditional_move, xtensa_expand_conditional_branch,
21903 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
21904 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
21905 Adjust operand numbers.
21906 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
21908 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
21909 (cmpsi, cmpsf, b<code>, s<code>): Delete.
21910 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
21912 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21914 * optabs.c (prepare_cmp_insn): Temporarily disable test that
21915 causes spurious differences between trunk and cond-optab branch.
21917 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
21920 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
21922 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
21924 * tree.c (iterative_hash_pointer): Delete.
21925 (iterative_hash_expr): Short-circuit handling of NULL pointer.
21926 Hash UIDs and versions of SSA names. Don't special-case built-in
21927 function declarations.
21929 2009-05-11 Ian Lance Taylor <iant@google.com>
21932 * graphite.c: Force -Wc++-compat to only be a warning before
21933 #including "cloog/cloog.h".
21935 2009-05-11 Martin Jambor <mjambor@suse.cz>
21937 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
21939 2009-05-11 Jan Hubicka <jh@suse.cz>
21941 * tree-ssa-loop-ivcanon.c: Include target.h
21942 (struct loop_size): new structure.
21943 (constant_after_peeling): New predicate.
21944 (tree_estimate_loop_size): New function.
21945 (estimated_unrolled_size): Rewrite for new estimates.
21946 (try_unroll_loop_completely): Use new estimates.
21947 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
21949 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21951 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
21952 libcpp interface change.
21953 (spu_macro_to_expand): Likewise.
21955 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
21957 PR tree-optimization/40026
21958 * gimplify.c (gimplify_init_constructor): Change initial conditional
21959 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
21960 optimize_compound_literals_in_ctor.
21962 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
21964 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
21966 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
21968 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
21970 * tree-vect-data-refs.c (vect_analyze_group_access): Use
21971 HOST_WIDE_INT for gap.
21973 2009-05-11 Ira Rosen <irar@il.ibm.com>
21975 PR tree-optimization/40074
21976 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
21977 account in group size and step comparison.
21979 2009-05-11 Richard Guenther <rguenther@suse.de>
21981 * passes.c (init_optimization_passes): Strip now incorrect comment.
21982 (execute_function_todo): Do not set PROP_alias.
21983 * tree-pass.h (PROP_alias): Remove.
21984 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
21985 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
21986 * tree-nrv.c (pass_return_slot): Likewise.
21987 * tree-object-size.c (pass_object_sizes): Likewise.
21988 * tree-ssa-dom.c (pass_dominator): Likewise.
21989 (pass_phi_only_cprop): Likewise.
21990 * tree-ssa-dse.c (pass_dse): Likewise.
21991 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
21992 (pass_cselim): Likewise.
21993 * tree-ssa-pre.c (pass_pre): Likewise.
21994 (pass_fre): Likewise.
21995 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
21996 * tree-ssa-sink.c (pass_sink_code): Likewise.
21997 * tree-stdarg.c (pass_stdarg): Likewise.
21998 * tree-tailcall.c (pass_tail_calls): Likewise.
21999 * tree-vrp.c (pass_vrp): Likewise.
22001 2009-05-10 Ian Lance Taylor <iant@google.com>
22003 * basic-block.h (enum profile_status): Break out of struct
22004 control_flow_graph.
22005 * cgraph.h (struct inline_summary): Break out of struct
22007 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
22008 of struct cgraph_order_sort.
22009 * combine.c (enum undo_kind): New enum, broken out of struct undo.
22010 * cse.c (struct branch_path): Break out of struct
22011 cse_basic_block_data.
22012 * except.h (enum eh_region_type): Break out of struct eh_region.
22013 * gcc.c (enum add_del): Break out of struct modify_target.
22014 * genrecog.c (enum decision_type): Break out of struct decision_test.
22015 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
22017 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
22018 * regmove.c (enum match_use): New enum, broken out of struct match.
22019 * sched-int.h (enum post_call_group): New enum, broken out of
22021 (struct deps_reg): Break out of struct deps.
22022 * target.h (struct asm_int_op): Break out of struct gcc_target.
22023 * tree-eh.c (struct goto_queue_node): Break out of struct
22025 * tree-inline.h (enum copy_body_cge_which): Break out of
22027 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
22029 * c-decl.c (in_struct, struct_types): New static variables.
22030 (pushtag): Add loc parameter. Change all callers.
22031 (lookup_tag): Add ploc parameter. Change all callers.
22032 (check_compound_literal_type): New function.
22033 (parser_xref_tag): Add loc parameter. Change all callers. If
22034 -Wc++-compat, warn about struct/union/enum types defined within a
22036 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
22037 and loc parameters. Change all callers. Change error calls to
22038 error_at, using loc. For a redefinition, if the location of the
22039 original definition is known, report it. Set in_struct and
22040 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
22041 (finish_struct): Add new parameters enclosing_in_struct and
22042 enclosing_struct_types. Change all callers. Set
22043 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
22044 in the struct. If in a struct, add this struct to struct_types.
22045 (start_enum): Add loc parameter. Change all callers. Use
22046 error_at for errors, using loc. For a redefinition, if the
22047 location of the original definition is known, report it. If in a
22048 struct, add this enum type to struct_types. If -Wc++-compat warn
22049 if in sizeof, typeof, or alignof.
22050 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
22051 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
22052 (c_parser_enum_specifier): Get enum location for start_enum.
22053 (c_parser_struct_or_union_specifier): Get struct location for
22054 start_struct. Save in_struct and struct_types status between
22055 start_struct and finish_struct.
22056 (c_parser_cast_expression): Get location of cast.
22057 (c_parser_alignof_expression): Get location of type.
22058 (c_parser_postfix_expression): Likewise.
22059 (c_parser_postfix_expression_after_paren_type): Add type_loc
22060 parameter. Change all callers. Call check_compound_literal_type.
22061 Use type_loc for error about variable size type.
22062 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
22063 of an enum constant from an enum type defined in a struct or union.
22064 (c_cast_expr): Add loc parameter. Change all callers. If
22065 -Wc++-compat, warn about defining a type in a cast.
22066 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
22067 (start_enum, start_struct, finish_struct): Update declarations.
22068 (parser_xref_tag, c_cast_expr): Update declarations.
22069 (check_compound_literal_type): Declare.
22071 2009-05-11 Ben Elliston <bje@au.ibm.com>
22073 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
22074 for recent libcpp interface change.
22075 (rs6000_macro_to_expand): Likewise.
22077 2009-05-10 Michael Matz <matz@suse.de>
22080 * config/arm/arm.c (require_pic_register): Emit on entry edge,
22081 not at entry of function.
22083 2009-05-10 Richard Guenther <rguenther@suse.de>
22085 PR tree-optimization/40081
22087 * tree-sra.c (instantiate_element): Instantiate scalar replacements
22088 using the main variant of the element type. Do not fiddle with
22089 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
22091 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
22092 structs with volatile fields.
22094 2009-05-10 Jan Hubicka <jh@suse.cz>
22096 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
22097 (estimate_move_cost): Assert that it does not get called for
22099 (estimate_num_insns): Skip VOID types in argument handling.
22100 (optimize_inline_calls): Delete unreachable blocks and verify that
22101 callgraph is valid.
22103 2009-05-10 Jan Hubicka <jh@suse.cz>
22105 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
22106 * cgraph.c (cgraph_mark_address_taken_node): New function.
22107 (dump_cgraph_node): Dump new flag.
22108 * cgraph.h (struct cgraph_node): Add address_taken.
22109 (cgraph_mark_address_taken_node): New function.
22110 * ipa.c (cgraph_postorder): Prioritize functions with address taken
22111 since new direct calls can be born.
22113 2009-05-10 Joseph Myers <joseph@codesourcery.com>
22115 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
22116 tok->val.node.node.
22118 2009-05-10 Jan Hubicka <jh@suse.cz>
22120 PR middle-end/40084
22121 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
22123 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
22124 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
22125 * tree-inline.c (copy_bb): Set frequency correctly.
22126 (fold_marked_statements): Update call to
22127 cgraph_update_edges_for_call_stmt.
22129 2009-05-10 Joseph Myers <joseph@codesourcery.com>
22131 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
22132 identifiers in diagnostics.
22133 * config/arm/arm.c (arm_handle_fndecl_attribute,
22134 arm_handle_isr_attribute): Likewise.
22135 * config/avr/avr.c (avr_handle_progmem_attribute,
22136 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
22137 * config/bfin/bfin.c (handle_int_attribute,
22138 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
22139 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
22140 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
22142 * config/darwin.c (darwin_handle_kext_attribute,
22143 darwin_handle_weak_import_attribute): Likewise.
22144 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
22145 h8300_handle_eightbit_data_attribute,
22146 h8300_handle_tiny_data_attribute): Likewise.
22147 * config/i386/i386.c (ix86_handle_cconv_attribute,
22148 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
22149 * config/i386/winnt.c (ix86_handle_shared_attribute,
22150 ix86_handle_selectany_attribute): Likewise.
22151 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
22152 * config/m32c/m32c.c (function_vector_handler): Likewise.
22153 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
22154 m68hc11_handle_fntype_attribute): Likewise.
22155 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
22156 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
22157 * config/mips/mips.c (mips_insert_attributes,
22158 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
22159 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
22160 rs6000_handle_struct_attribute): Likewise.
22161 * config/sh/sh.c (sh_insert_attributes,
22162 sh_handle_resbank_handler_attribute,
22163 sh_handle_interrupt_handler_attribute,
22164 sh2a_handle_function_vector_handler_attribute,
22165 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
22167 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
22168 * config/spu/spu.c (spu_handle_fndecl_attribute,
22169 spu_handle_vector_attribute): Likewise.
22170 * config/stormy16/stormy16.c
22171 (xstormy16_handle_interrupt_attribute): Likewise.
22172 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
22173 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
22175 2009-05-10 Joseph Myers <joseph@codesourcery.com>
22177 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
22178 (pp_translate_identifiers): New.
22179 (pp_identifier): Only conditionally translate identifier to locale
22181 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
22182 (pp_base_tree_identifier): Only conditionally translate identifier
22183 to locale character set.
22184 * c-pretty-print.c (M_): Define.
22185 (pp_c_type_specifier, pp_c_primary_expression): Mark English
22186 fragments for conditional translation with M_.
22187 * tree-pretty-print.c (maybe_init_pretty_print): Disable
22188 identifier translation.
22190 2009-05-10 Richard Guenther <rguenther@suse.de>
22192 PR tree-optimization/40081
22193 * tree-sra.c (instantiate_element): Instantiate scalar replacements
22194 using the main variant of the element type. Do not fiddle with
22195 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
22197 2009-05-09 Jan Hubicka <jh@suse.cz>
22199 PR middle-end/40080
22200 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
22201 indirect calls; verify cgraph afterwards.
22203 2009-05-09 Jan Hubicka <jh@suse.cz>
22206 * ipa.c (update_inlined_to_pointer): New function.
22207 (cgraph_remove_unreachable_nodes): Use it.
22209 2009-05-09 Jan Hubicka <jh@suse.cz>
22211 * tree-eh.c (struct leh_state): Remove prev_try.
22212 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
22213 not track prev_try.
22214 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
22215 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
22216 remove_eh_handler_and_replace, foreach_reachable_handler,
22217 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
22218 * except.h (struct eh_region): Remove eh_region_u_cleanup.
22219 (gen_eh_region_cleanup): Update prototype.
22221 2009-05-09 Jan Hubicka <jh@suse.cz>
22223 PR middle-end/40043
22224 * except.c (copy_eh_region): Always set prev_try.
22225 (redirect_eh_edge_to_label): Find outer try.
22226 (foreach_reachable_handler): When looking for prev try
22227 handle case where previous try is not going to be taken.
22229 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
22231 PR tree-optimization/40049
22232 * tree-vect-stmts.c (vectorizable_operation): If the machine has
22233 only vector/vector shifts, convert the type of the constant to the
22234 appropriate type to avoid building incorrect trees, which
22235 eventually have problems with garbage collection.
22237 2009-05-08 Joseph Myers <joseph@codesourcery.com>
22239 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
22240 -1 for complex floating-point types if honoring signed zeros.
22242 2009-05-08 Jan Hubicka <jh@suse.cz>
22244 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
22245 argument; handle correctly when profile is absent.
22246 (build_cgraph_edges): Update.
22247 (rebuild_cgraph_edges): Update.
22248 * cgraph.c: Do not include varray.h.
22249 (cgraph_set_call_stmt_including_clones): New function.
22250 (cgraph_create_edge_including_clones): Likewise
22251 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
22252 (cgraph_update_edges_for_call_stmt): Handle clones.
22253 (cgraph_remove_node): Handle clone tree.
22254 (cgraph_remove_node_and_inline_clones): New function.
22255 (dump_cgraph_node): Dump clone tree.
22256 (cgraph_clone_node): Handle clone tree.
22257 (clone_function_name): Bring here from tree-inline.c.
22258 (cgraph_create_virtual_clone): New function.
22259 * cgraph.h (ipa_replace_map): Move here from ipa.h.
22260 (cgraph_clone_info): New function.
22261 (strut cgraph_node): Add clone_info and new clone tree pointers.
22262 (cgraph_remove_node_and_inline_clones,
22263 cgraph_set_call_stmt_including_clones,
22264 cgraph_create_edge_including_clones,
22265 cgraph_create_virtual_clone): Declare.
22266 (cgraph_function_versioning): Use VEC argument.
22267 (compute_call_stmt_bb_frequency): Update prototype.
22268 (cgraph_materialize_all_clones): New function.
22269 * ipa-cp.c (ipcp_update_cloned_node): Remove.
22270 (ipcp_create_replace_map): Update to VECtors.
22271 (ipcp_update_callgraph): Use virtual clones.
22272 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
22273 (ipcp_update_profiling): Do not update local profiling.
22274 (ipcp_insert_stage): Use VECtors and virtual clones.
22275 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
22276 (clone_of_p): New function.
22277 (cgraph_preserve_function_body_p): Use clone tree.
22278 (cgraph_optimize): Materialize clones.
22279 (cgraph_function_versioning): Update for VECtors.
22280 (save_inline_function_body): Use clone tree.
22281 (cgraph_materialize_clone): New function.
22282 (cgraph_materialize_all_clones): Likewise.
22283 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
22284 * ipa.c: Include gimple.h.
22285 (cgraph_remove_unreachable_nodes): Use clone tree.
22286 * ipa-prop.c (ipa_note_param_call): Update call to
22287 compute_call_stmt_bb_frequencycall.
22288 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
22289 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
22290 (copy_bb): Handle updating of clone tree; add new edge when new call
22292 (expand_call_inline): Be strict about every call having edge.
22293 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
22294 (delete_unreachable_blocks_update_callgraph): New function.
22295 (tree_function_versioning): Use VECtors; always remove unreachable
22296 blocks and fold conditionals.
22297 * tree-inline.h: Do not include varray.h.
22298 (tree_function_versioning): Remove.
22299 * Makefile.in (GTFILES): Remove tree-inline.c
22300 * passes.c (do_per_function): Do only functions having body.
22301 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
22304 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
22305 Andrew Morrow <acm@google.com>
22308 * c-common.c (c_common_attribute_table): Permit deprecated
22309 attribute to take an optional argument.
22310 (handle_deprecated_attribute): If the optional argument to
22311 __attribute__((deprecated)) is not a string ignore the attribute
22312 and emit a warning.
22314 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
22315 * c-typeck.c (build_component_ref): Likewise.
22316 (build_external_ref): Likewise.
22318 * toplev.c (warn_deprecated_use): Add an attribute argument.
22319 Emit the message associated with __attribute__((deprecated)).
22321 * toplev.h (warn_deprecated_use): Updated.
22323 * doc/extend.texi: Document new optional parameter to
22324 __attribute__((deprecated))
22326 2009-05-08 Michael Eager <eager@eagercon.com>
22328 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
22329 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
22331 2009-05-08 Richard Guenther <rguenther@suse.de>
22333 PR tree-optimization/40062
22334 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
22335 Avoid exponential behavior.
22337 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
22339 PR rtl-optimization/33928
22341 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
22342 process_uses, build_single_def_use_links): New.
22343 (update_df): Update use_def_ref.
22344 (forward_propagate_into): Use get_def_for_use instead of use-def
22346 (fwprop_init): Call build_single_def_use_links and let it initialize
22348 (fwprop_done): Free use_def_ref.
22349 (fwprop_addr): Eliminate duplicate call to df_set_flags.
22350 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
22351 df_rd_simulate_one_insn): New.
22352 (df_rd_bb_local_compute_process_def): Update head comment.
22353 (df_chain_create_bb): Use the new RD simulation functions.
22354 * df.h (df_rd_simulate_artificial_defs_at_top,
22355 df_rd_simulate_one_insn): New.
22356 * opts.c (decode_options): Enable fwprop at -O1.
22357 * doc/invoke.texi (-fforward-propagate): Document this.
22359 2009-05-08 Joseph Myers <joseph@codesourcery.com>
22362 * c-typeck.c (build_binary_op): Handle arithmetic between one real
22363 and one complex operand specially.
22364 * tree-complex.c (some_nonzerop): Do not identify a real value as
22365 zero if flag_signed_zeros.
22367 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
22369 PR rtl-optimization/33928
22370 * loop-invariant.c (record_use): Fix && vs. || mishap.
22372 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
22374 PR rtl-optimization/33928
22375 * loop-invariant.c (struct use): Add addr_use_p.
22376 (struct def): Add n_addr_uses.
22377 (struct invariant): Add cheap_address.
22378 (create_new_invariant): Set cheap_address.
22379 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
22380 (record_uses): Pass df_ref to record_use.
22381 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
22384 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
22386 * config/sh/sh.c: Do not include c-pragma.h.
22388 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
22390 * config/spu/spu.c: Remove include of c-common.h.
22392 2009-05-07 Janis Johnson <janis187@us.ibm.com>
22395 * c-common.h (mark_valid_location_for_stdc_pragma,
22396 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
22397 clear_float_const_decimal64, float_const_decimal64_p): New.
22398 * c.opt (Wunsuffixed-float-constants): New.
22399 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
22400 unsuffixed float constant, handle new warning.
22401 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
22402 * c-decl.c (c_scope): New flag float_const_decimal64.
22403 (set_float_const_decimal64, clear_float_const_decimal64,
22404 float_const_decimal64_p): New.
22405 (push_scope): Set new flag.
22406 * c-parser.c (c_parser_translation_unit): Mark when it's valid
22407 to use STDC pragmas.
22408 (c_parser_external_declaration): Ditto.
22409 (c_parser_compound_statement_nostart): Ditto.
22410 * c-pragma.c (valid_location_for_stdc_pragma,
22411 mark_valid_location_for_stdc_pragma,
22412 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
22413 handle_pragma_float_const_decimal64): New.
22414 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
22415 * cp/semantics.c (valid_location_for_stdc_pragma_p,
22416 set_float_const_decimal64, clear_float_const_decimal64,
22417 float_const_decimal64_p): New dummy functions.
22418 * doc/extend.texi (Decimal Float): Remove statement that the
22419 pragma, and suffix for double constants, are not supported.
22420 * doc/invoke.texi (Warning Options): List new option.
22421 (-Wunsuffixed-float-constants): New.
22423 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
22425 * config/i386/i386.c: Do not include c-common.h.
22427 2009-05-07 Mark Heffernan <meheff@google.com>
22429 * doc/invoke.texi (Debugging Options): Document change of debugging
22431 * opts.c (decode_options): Make dump_base_name relative to
22432 aux_base_name directory.
22434 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
22436 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
22437 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
22439 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
22441 * Makefile.in (install-plugin): Simplify a bit.
22443 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
22445 * Makefile.in (OBJS-common): Add regcprop.o.
22447 * timevar.def (TV_CPROP_REGISTERS): New.
22448 * regrename.c (regrename_optimize): Return 0.
22449 (rest_of_handle_regrename): Delete.
22450 (pass_rename_registers): Point to regrename_optimize.
22451 (struct value_data_entry, struct value_data,
22452 kill_value_one_regno, kill_value_regno, kill_value,
22453 set_value_regno, init_value_data, kill_clobbered_value,
22454 kill_set_value, kill_autoinc_value, copy_value,
22455 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
22456 replace_oldest_value_reg, replace_oldest_value_addr,
22457 replace_oldest_value_mem, copyprop_hardreg_forward_1,
22458 debug_value_data, validate_value_data): Move...
22459 * regcprop.c: ... here.
22460 (rest_of_handle_cprop): Delete.
22461 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
22463 2009-05-07 Jakub Jelinek <jakub@redhat.com>
22465 PR middle-end/40057
22466 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
22467 GEN_INT for 1 << bitnum.
22468 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
22469 build_int_cst_type.
22471 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
22473 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
22474 Remove wrong description of "nand" operation.
22476 2009-05-06 Richard Guenther <rguenther@suse.de>
22477 Adam Nemet <anemet@caviumnetworks.com>
22479 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
22480 comment. Add that if LHS is not a gimple register, then RHS1 has
22481 to be a single object (GIMPLE_SINGLE_RHS).
22483 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
22485 * expr.c (get_def_for_expr): Move it up in the file.
22486 (store_field): When expanding a bit-field store, look at the
22487 defining gimple stmt for the masking conversion.
22489 2009-05-06 Janis Johnson <janis187@us.ibm.com>
22491 PR middle-end/39986
22492 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
22493 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
22494 32-bit memcpy into long.
22496 2009-05-06 Jakub Jelinek <jakub@redhat.com>
22498 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
22499 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
22501 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
22502 instead of appending DW_OP_deref*.
22504 2009-05-06 Michael Matz <matz@suse.de>
22506 PR middle-end/40021
22507 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
22508 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
22510 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
22512 * Makefile.in (install-plugin): Fix srcdir handling.
22514 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
22516 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
22517 when processing for not_regs_needed bitmap.
22518 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
22519 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
22520 handling it for rhs.
22522 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22524 * config/i386/i386.md (unnamed inc/dec peephole): Use
22525 optimize_insn_for_size_p instead of optimize_size.
22526 * config/i386/predicates.md (incdec_operand): Likewise.
22527 (aligned_operand): Likewise.
22528 * config/i386/sse.md (divv8sf3): Likewise.
22529 (sqrtv8sf2): Likewise.
22531 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22533 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
22535 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
22537 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22539 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
22540 ssemodesuffixf2c with avxmodesuffixf2c.
22542 2009-05-06 Joseph Myers <joseph@codesourcery.com>
22545 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
22547 2009-05-05 Jakub Jelinek <jakub@redhat.com>
22549 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
22550 (struct tree_base): Adjust spacing for 8 bit boundaries.
22551 (struct tree_decl_common): Add decl_by_reference_flag bit.
22552 (DECL_BY_REFERENCE): Adjust.
22553 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
22554 print DECL_BY_REFERENCE bit.
22555 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
22556 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
22557 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
22558 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
22561 PR middle-end/39666
22562 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
22563 range of the type, but default label is missing, add it with one
22564 of the existing labels instead of adding a new label for it.
22566 2009-05-05 Joseph Myers <joseph@codesourcery.com>
22570 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
22572 * Makefile.in (enable_plugin, plugin_includedir): New.
22573 (install): Depend on install-plugin.
22574 (PLUGIN_HEADERS): New.
22575 (install-plugin): New.
22576 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
22578 2009-05-05 Richard Guenther <rguenther@suse.de>
22580 PR tree-optimization/40022
22581 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
22583 (phivn_valid_p): Fix tuplification error, simplify.
22584 (phiprop_insert_phi): Add dumps.
22585 (propagate_with_phi): Simplify.
22587 2009-05-05 Richard Guenther <rguenther@suse.de>
22589 PR middle-end/40023
22590 * builtins.c (gimplify_va_arg_expr): Properly build the address.
22592 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
22594 * tree.h (strip_float_extensions): Remove duplicate declaration.
22595 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
22596 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
22597 block_ultimate_origin): Rearrange the declarations line to match the
22598 comment that indicates the .c file which the functions are defined.
22599 (dwarf2out_*, set_decl_rtl): Add comment.
22600 (get_base_address): Adjust comment.
22601 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
22602 declarations line and add comment.
22603 (is_builtin_name): Add blank after function name, for clarity.
22605 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22607 * attribs.c (decl_attributes): Use %qE for identifiers in
22609 * cgraphunit.c (verify_cgraph_node): Translate function names to
22610 locale character set in diagnostics.
22611 * coverage.c (get_coverage_counts): Use %qE for identifiers in
22613 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
22614 Document that functions are named in UTF-8.
22615 * expr.c (expand_expr_real_1): Translate function names to locale
22616 character set in diagnostics.
22617 * gimplify.c (omp_notice_variable, omp_is_private,
22618 gimplify_scan_omp_clauses): Use %qE for identifiers in
22620 * langhooks.c (lhd_print_error_function): Translate function names
22621 to locale character set.
22622 * langhooks.h (decl_printable_name): Document that return value is
22623 in internal character set.
22624 * stmt.c: Include pretty-print.h
22625 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
22627 (resolve_operand_name_1): Translate named operand name to locale
22629 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
22631 * toplev.c (announce_function): Translate function names to locale
22633 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
22634 (default_tree_printer): Use pp_identifier or translate identifiers
22635 to locale character set. Mark "<anonymous>" for translation.
22636 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
22637 for identifiers in diagnostics.
22638 * tree.c (handle_dll_attribute): Use %qE for identifiers in
22640 * varasm.c (output_constructor): Use %qE for identifiers in
22643 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
22645 * configure.ac: use ` ` instead of $()
22646 * configure: Regenerate.
22648 2009-05-05 Ben Elliston <bje@au.ibm.com>
22650 * config/pa/linux-atomic.c: Eliminate conditional include of
22651 errno.h on non-LP64 systems to simplify build requirements.
22653 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22655 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
22657 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
22658 and pass value to identifier_to_locale.
22659 (warn_variable_length_array): Make name a tree.
22660 (grokdeclarator): Separate diagnostic texts for named and unnamed
22661 declarators. Use %qE for named declarators.
22662 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
22664 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
22665 identifiers in diagnostics.
22666 * c-typeck.c (push_member_name, start_init): Pass identifiers to
22667 identifier_to_locale. Mark "anonymous" strings for translation.
22669 2009-05-04 Michael Eager <eager@eagercon.com>
22671 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
22672 address for DImode/DFmode only if double-precision FP regs.
22674 2009-05-04 Michael Eager <eager@eagercon.com>
22676 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
22677 TARGET_SINGLE_FLOAT check.
22679 2009-05-04 Michael Eager <eager@eagercon.com>
22681 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
22683 2009-05-04 Michael Eager <eager@eagercon.com>
22685 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
22686 * config/rs6000/t-xilinx: New
22688 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
22690 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
22691 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
22692 * gcc/explow.c (memory_address): Use target hook.
22693 * gcc/targhooks.c (default_legitimize_address): New.
22694 * gcc/targhooks.h (default_legitimize_address): New.
22695 * gcc/target.h (legitimize_address): New.
22696 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
22697 (TARGET_INITIALIZER): Include it.
22698 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
22700 * config/bfin/bfin-protos.h (legitimize_address): Remove.
22701 * config/bfin/bfin.c (legitimize_address): Remove.
22702 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
22703 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
22705 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
22706 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
22708 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
22709 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
22710 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
22711 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
22712 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
22713 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
22714 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
22715 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
22716 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
22717 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
22718 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
22719 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
22720 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
22721 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
22722 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
22723 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
22724 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
22725 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
22726 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
22727 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
22728 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
22729 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
22730 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
22732 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
22733 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
22734 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
22735 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
22736 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
22737 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
22738 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
22739 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
22740 (thumb_legitimize_address): Delete.
22741 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
22742 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
22743 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
22744 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
22745 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
22746 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
22748 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
22751 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
22752 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
22753 * config/m32r/m32r.c (m32r_legitimize_address): New.
22754 * config/m68k/m68k.c (m68k_legitimize_address): New.
22755 * config/score/score.c (score_legitimize_address): Standardize.
22756 * config/score/score3.c (score3_legitimize_address): Standardize.
22757 * config/score/score3.h (score3_legitimize_address): Adjust.
22758 * config/score/score7.c (score7_legitimize_address): Standardize.
22759 * config/score/score7.h (score7_legitimize_address): Adjust.
22760 * config/sh/sh.c (sh_legitimize_address): New.
22761 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
22763 * gcc/config/s390/s390.c (legitimize_address): Rename to...
22764 (s390_legitimize_address): ... this.
22765 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
22766 (sparc_legitimize_address): ... this.
22767 * gcc/config/i386/i386.c (legitimize_address): Rename to...
22768 (ix86_legitimize_address): ... this.
22769 * gcc/config/avr/avr.c (legitimize_address): Rename to...
22770 (avr_legitimize_address): ... this.
22771 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
22772 (mn10300_legitimize_address): ... this.
22773 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
22774 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
22775 (alpha_expand_mov): Adjust call.
22777 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
22778 * config/spu/spu.c (spu_legitimize_address): Likewise.
22779 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
22780 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
22782 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22784 * intl.c (locale_encoding, locale_utf8): New.
22785 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
22786 * intl.h (locale_encoding, locale_utf8): Declare.
22787 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
22788 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
22790 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
22792 (pp_tree_identifier): Define to call pp_base_tree_identifier.
22793 (pp_base_tree_identifier): Declare as function.
22794 (identifier_to_locale): Declare.
22795 * Makefile.in (pretty-print.o): Update dependencies.
22796 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
22798 2009-05-04 Richard Guenther <rguenther@suse.de>
22800 PR middle-end/40015
22801 * builtins.c (fold_builtin_memory_op): Do not decay to element
22802 type if the size matches the whole array.
22804 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
22806 * expmed.c (synth_mult): When trying out a shift, pass the result
22809 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
22811 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
22812 (shiftsub1_cost): New.
22813 (init_expmed): Compute shiftsub1_cost.
22814 (synth_mult): Optimize multiplications by constants of the form
22815 -(2^^m-1) for some constant positive integer m.
22817 2009-05-03 Richard Guenther <rguenther@suse.de>
22820 * c-typeck.c (array_to_pointer_conversion): Do not built
22821 ADDR_EXPRs of arrays of pointer-to-element type.
22822 * c-gimplify.c (c_gimplify_expr): Revert change fixing
22823 up wrong ADDR_EXPRs after-the-fact.
22824 * c-common.c (strict_aliasing_warning): Strip pointer
22825 conversions for obtaining the original type.
22826 * builtins.c (fold_builtin_memset): Handle array types.
22827 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
22830 2009-05-03 Richard Guenther <rguenther@suse.de>
22832 PR middle-end/23329
22833 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
22834 Do not lose casts from array types with unknown extent to array
22835 types with known extent.
22836 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
22837 alias set compatibility.
22839 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
22841 * flags.h (extra_warnings): Delete.
22842 * toplev.c (process_options): Handle Wuninitialized here.
22843 * opts.c (extra_warnings): Delete.
22844 (set_Wextra): Delete.
22845 (common_handle_option): -Wextra can be handled automatically.
22846 * c-opts.c (c_common_handle_option): Delete obsolete code.
22847 (c_common_post_options): Simplify comment.
22848 * common.opt (W): Add Var.
22850 (Wuninitialized): Initialize to -1.
22852 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
22853 Richard Guenther <rguenther@suse.de>
22855 * expr.c (get_def_for_expr): New function.
22856 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
22857 SSA rather than trees.
22858 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
22859 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
22861 2009-05-03 Joseph Myers <joseph@codesourcery.com>
22863 * c-common.c (reswords): Add _Imaginary.
22864 * c-common.c (enum rid): Add RID_IMAGINARY.
22866 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
22868 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
22869 Patch by Richard Guenther.
22871 2009-05-03 Anatoly Sokolov <aesok@post.ru>
22873 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
22874 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
22875 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
22876 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
22877 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
22878 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
22879 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
22880 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
22881 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
22882 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
22883 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
22884 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
22885 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
22886 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
22887 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
22888 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
22889 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
22890 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
22892 2009-05-02 Richard Guenther <rguenther@suse.de>
22894 PR tree-optimization/39940
22895 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
22898 2009-05-02 Richard Guenther <rguenther@suse.de>
22900 PR middle-end/40001
22901 * tree-ssa.c (execute_update_addresses_taken): Properly check
22902 if we can mark a variable DECL_GIMPLE_REG_P.
22903 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
22904 back to the end of the function.
22905 (is_gimple_reg_type): Remove complex type special casing.
22906 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
22909 2009-05-02 Ben Elliston <bje@au.ibm.com>
22911 * doc/collect2.texi (Collect2): Document search path behaviour
22912 when configured with --with-ld.
22914 2009-05-02 Jan Hubicka <jh@suse.cz>
22916 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
22917 parameter; update callers.
22918 (coalesce_cost_edge): EH edges are costier because they needs
22919 splitting even if not critical and even more costier when there are
22920 multiple EH predecestors.
22922 2009-05-02 Jan Hubicka <jh@suse.cz>
22924 * except.c (remove_eh_handler_and_replace): Handle updating after
22925 removing TRY blocks.
22927 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
22929 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
22931 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
22933 * varasm.c: Do not include c-pragma.h.
22934 * attribs.c: Do not incude c-common.h.
22936 2009-05-01 Michael Matz <matz@suse.de>
22938 * calls.c (initialize_argument_information): Handle SSA names like
22939 decls with a non MEM_P DECL_RTL.
22941 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22943 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
22944 * ipa-utils.c: Likewise.
22945 * ipa-type-escape.c: Likewise.
22946 * cgraphunit.c Do not include c-common.h.
22947 * ipa-pure-const.c: Likewise.
22948 * tree-if-conv.c: Likewise.
22949 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
22950 * ipa-struct-reorg.c: Likewise.
22951 * tree-nomudflap.c: Likewise.
22952 * tree-ssa-structalias.c: Likewise.
22954 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22956 * store-motion.c: Many cleanups to make this pass a first-class
22957 citizen instead of an appendix to gcse load motion. Add TODO list
22958 to make this pass faster/cleaner/better.
22960 (struct ls_expr): Post gcse.c-split cleanups.
22961 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
22962 "stores" field to "avail_stores".
22963 (pre_ldst_mems): Rename to store_motion_mems.
22964 (pre_ldst_table): Rename to store_motion_mems_table.
22965 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
22966 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
22967 (ldst_entry): Rename to st_expr_entry, update users.
22968 (free_ldst_entry): Rename to free_st_expr_entry, update users.
22969 (free_ldst_mems): Rename to free_store_motion_mems, update users.
22970 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
22972 (first_ls_expr): Rename to first_st_expr, update users.
22973 (next_ls_expr): Rename to next_st_expr, update users.
22974 (print_ldst_list): Rename to print_store_motion_mems. Print names of
22975 fields properly for store motion instead of names inherited from load
22977 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
22978 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
22981 (ae_kill): Rename to st_kill, update users.
22982 (ae_gen): Rename to st_avloc, update users.
22983 (transp): Rename to st_transp, update users.
22984 (pre_insert_map): Rename to st_insert_map, update users.
22985 (pre_delete_map): Rename to st_delete_map, update users.
22986 (insert_store, build_store_vectors, free_store_memory,
22987 one_store_motion_pass): Update for abovementioned changes.
22989 (gcse_subst_count, gcse_create_count): Remove.
22990 (one_store_motion_pass): New statistics counters "n_stores_deleted"
22991 and "n_stores_created", local variables.
22993 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
22996 (regvec, compute_store_table_current_insn): Remove.
22997 (reg_set_info, reg_clear_last_set): Remove.
22998 (compute_store_table): Use DF caches instead of local dataflow
23001 2009-05-01 Joseph Myers <joseph@codesourcery.com>
23003 * c-objc-common.c (c_tree_printer): Print identifiers with
23004 pp_identifier, not pp_string. Mark "({anonymous})" for
23006 * c-pretty-print.c (pp_c_ws_string): New.
23007 (pp_c_cv_qualifier, pp_c_type_specifier,
23008 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
23009 pp_c_storage_class_specifier, pp_c_function_specifier,
23010 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
23011 pp_c_primary_expression, pp_c_postfix_expression,
23012 pp_c_unary_expression, pp_c_shift_expression,
23013 pp_c_relational_expression, pp_c_equality_expression,
23014 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
23015 use pp_string and pp_c_ws_string in place of pp_identifier and
23016 pp_c_identifier for non-identifiers. Mark English strings for
23018 * c-pretty-print.h (pp_c_ws_string): Declare.
23020 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
23021 Roland McGrath <roland@redhat.com>
23023 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
23024 (ENABLE_LD_BUILDID): New configuration option.
23025 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
23026 (LINK_BUILDID_SPEC): New macro.
23027 (init_spec): If defined, prepend it between LINK_EH_SPEC and
23029 * doc/install.texi: Document --enable-linker-build-id option.
23030 * configure: Rebuild.
23031 * config.in: Rebuild.
23033 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
23035 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
23036 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
23037 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
23038 MIPS_GP_SAVE_AREA_SIZE.
23039 * config/mips/mips.c (struct mips_frame_info): Update comment
23040 before arg_pointer_offset and hard_frame_pointer_offset.
23041 (mips_compute_frame_info): Update diagram before function: to
23042 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
23043 indicate the position of frame_pointer_rtx with -fstack-protector and
23044 to show args_size. Don't allocate cprestore area for leaf functions
23045 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
23047 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
23049 2009-04-30 Michael Matz <matz@suse.de>
23051 PR tree-optimization/39955
23052 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
23054 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
23056 * ira.c (setup_cover_and_important_classes): Use safe macro
23057 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
23059 * genpreds.c (write_tm_preds_h): Output suitable definition of
23060 REG_CLASS_FOR_CONSTRAINT.
23062 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
23064 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
23066 * bitmap.c (bitmap_descriptor): Likewise.
23067 * ggc-common.c (loc_descriptor): Likewise.
23068 * varray.c (varray_descriptor): Likewise.
23069 * vec.c (vec_descriptor): Likewise.
23071 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
23073 * Makefile.in (dce.o): Add $(EXCEPT_H).
23074 * dce.c: Include except.h and delete redundant vector definitions.
23075 (deletable_insn_p): Return false for non-call insns that can throw
23078 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
23080 * gcse.c (ae_gen): Remove.
23081 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
23082 and make non-static function to make it available in store-motion.c.
23083 Update call sites with search-and-replace.
23084 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
23085 extract_mentioned_regs, extract_mentioned_regs_helper,
23086 find_moveable_store, compute_store_table, load_kills_store, find_loads,
23087 store_killed_in_insn, store_killed_after, store_killed_before,
23088 build_store_vectors, insert_insn_start_basic_block, insert-store,
23089 remove_reachable_equiv_notes, replace_store_insn, delete_store,
23090 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
23091 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
23092 * store-motion.c: ...new file. Also copy data structures from gcse.c
23093 and clean up to remove parts not used by store motion.
23094 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
23095 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
23097 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23100 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
23101 when optimizing for size.
23103 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
23105 * gcse.c (gcse_constant_p): Fix typo in last change.
23107 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
23109 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
23111 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
23113 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
23115 2009-04-29 James E. Wilson <wilson@codesourcery.com>
23117 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
23118 CONST_HIGH_PART result.
23120 2009-04-29 Anatoly Sokolov <aesok@post.ru>
23122 * config/avr/avr.c (initial_elimination_offset): Rename to
23123 avr_initial_elimination_offset.
23124 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
23125 change return type to bool.
23126 (avr_can_eliminate): New function.
23127 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
23128 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
23129 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
23130 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
23131 avr_initial_elimination_offset.
23132 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
23133 (avr_initial_elimination_offset): Define.
23135 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
23136 Steven Bosscher <steven@gcc.gnu.org>
23138 PR rtl-optimization/39938
23139 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
23140 * cfgrtl.c: Include insn-attr.h.
23141 (rest_of_pass_free_cfg): New function.
23142 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
23143 * resource.c (init_resource_info): Remove call to df_analyze.
23145 2009-04-29 Richard Guenther <rguenther@suse.de>
23148 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
23149 allow conversion to signed integers.
23151 2009-04-29 Richard Guenther <rguenther@suse.de>
23153 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
23154 shifts of floating point vectors if the shift amount is
23155 a constant multiple of the element size.
23157 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
23158 Michael Matz <matz@suse.de>
23160 PR middle-end/39927
23162 * tree-outof-ssa.c (emit_partition_copy): New function.
23163 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
23164 insert_part_to_rtx_on_edge): Perform the partition base var
23165 copy using emit_partition_copy.
23166 (insert_value_copy_on_edge): Convert constants to the right mode.
23167 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
23168 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
23170 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23172 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
23173 scan backwards to try to find a constant to initialize it.
23175 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
23176 insn before the loop_end instruction, don't look past labels.
23178 2009-04-29 Richard Guenther <rguenther@suse.de>
23180 PR middle-end/39937
23181 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
23182 loose type conversions.
23183 (forward_propagate_addr_expr): Fix tuplification bug. Remove
23184 stmts only if there are no uses of its definition.
23186 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23188 * config/bfin/bfin.h (splitting_loops): Declare.
23189 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
23190 Reorder bit definitions to be ascending.
23191 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
23192 * config/bfin/bfin.c (splitting_loops): New variable.
23193 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
23194 (struct loop_info): Remove members INIT and LOOP_INIT.
23195 (bfin_optimize_loop): Don't set them. Reorder the code that generates
23196 the LSETUP sequence. Allow LC to be loaded from any register, but
23197 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
23198 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
23200 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
23201 of reload_completed.
23204 * config/bfin/bfin.md (movsi_insn): Refine constraints.
23206 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
23208 * Makefile.in (PLUGIN_VERSION_H): New.
23209 (OBJS-common): Remove plugin-version.o.
23210 (plugin.o): Depend on (PLUGIN_VERSION_H).
23211 (plugin-version.o): Remove.
23212 * configure: Regenerate
23213 * configure.ac: Create plugin-version.h.
23214 * gcc-plugin.h (plugin_gcc_version): Remove.
23215 (plugin_default_version_check): Change signature.
23216 * plugin-version.c: Remove.
23217 * plugin.c: Include plugin-version.h.
23218 (str_plugin_gcc_version_name): Remove.
23219 (try_init_one_plugin): Pass gcc version to plugin_init.
23220 (plugin_default_version_check): Both gcc and plugin versions are now
23223 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23225 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
23226 problematic last insns. Test for TYPE_CALL rather than CALL_P.
23227 Remove special case testing for last insn of inner loops. Don't fail
23228 if the loop ends with a jump, emit an extra nop instead.
23230 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
23231 DREGS rather than comparing directly. Remove code that tries to
23232 account for latencies.
23234 2009-04-29 Richard Guenther <rguenther@suse.de>
23236 PR tree-optimization/39941
23237 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
23238 eliminating an indirect call.
23240 2009-04-29 Richard Guenther <rguenther@suse.de>
23242 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
23243 parameter. Allow invariants as base if !require_lvalue.
23244 (verify_gimple_assign_single): Adjust.
23246 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23248 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
23249 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
23250 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
23251 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
23252 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
23254 * config/bfin/bfin.c (bfin_expand_builtin,
23255 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
23257 2009-04-28 Richard Guenther <rguenther@suse.de>
23259 * tree-vect-loop.c (get_initial_def_for_induction): Use
23260 correct types for pointer increment.
23262 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23264 * toplev.c (print_version): Update GMP version string calculation.
23266 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
23268 PR rtl-optimization/39938
23269 * resource.c (init_resource_info): Add call to df_analyze.
23271 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23273 * config/alpha/alpha.md (usegp): Cast the result of
23274 alpha_find_lo_sum_using_gp to enum attr_usegp.
23275 * config/alpha/alpha.c (override_options): Remove end-of-structure
23276 marker element from cpu_table. Use array size of cpu_table to handle
23277 -mcpu and -mtune options.
23278 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
23280 2009-04-28 Joseph Myers <joseph@codesourcery.com>
23282 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
23283 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
23284 tune_32 and tune_64.
23285 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
23286 support on PowerPC.
23287 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
23288 * config/rs6000/option-defaults.h: ... here. New file.
23289 (OPT_64, OPT_32): Define.
23290 (MASK_64BIT): Define to 0 if not already defined.
23291 (OPT_ARCH64, OPT_ARCH32): Define.
23292 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
23295 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23297 * config/arm/arm.c (arm_override_options): Emit error on using
23300 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23302 PR rtl-optimization/39914
23303 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23304 registers for allocnos created from user-defined variables only
23305 when not optimizing.
23307 2009-04-28 Richard Guenther <rguenther@suse.de>
23309 PR middle-end/39937
23310 * fold-const.c (fold_binary): Use distribute_real_division only
23313 2009-04-28 Steve Ellcey <sje@cup.hp.com>
23315 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
23316 add hpux-stdint.h to tm_file.
23317 (hppa[12]*-*-hpux11*): Ditto.
23318 (ia64*-*-hpux*): Ditto.
23319 * config/hpux-stdint.h: New.
23320 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
23321 __STDC_EXT__ for all compiles.
23322 * config/pa/pa-hpux.h: Ditto.
23323 * config/pa/pa-hpux10.h: Ditto.
23324 * config/pa/pa-hpux11.h: Ditto.
23326 2009-04-28 Catherine Moore <clm@codesourcery.com>
23328 * debug.h (set_name): Add comment.
23330 2009-04-28 Andrew Pinski <pinskia@gmail.com>
23333 * config/darwin.c (machopic_gen_offset): Check
23334 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
23335 * config/arm/arm.c (require_pic_register): Likewise.
23337 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
23339 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
23340 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
23341 m32c_promote_prototypes): Delete.
23343 2009-04-28 Michael Matz <matz@suse.de>
23345 PR middle-end/39922
23346 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
23349 2009-04-28 Richard Guenther <rguenther@suse.de>
23351 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
23353 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23355 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
23356 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
23357 * config/arm/arm-tune.md: Regenerate.
23359 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
23361 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
23362 block if there are complex incoming edges.
23363 (sel_merge_blocks): Remove useless assert.
23364 (sel_redirect_edge_and_branch): Check that edge was redirected.
23365 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
23366 (sel_find_rgns): Delete declaration.
23367 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
23368 the region when it is not a preheader.
23370 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23373 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
23375 2009-04-28 Richard Guenther <rguenther@suse.de>
23377 * tree.h (SSA_NAME_VALUE): Remove.
23378 (struct tree_ssa_name): Remove value_handle member.
23379 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
23380 array for jump threading.
23381 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
23383 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
23384 * tree-flow.h (threadedge_initialize_values): Declare.
23385 (threadedge_finalize_values): Likewise.
23386 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
23387 (SSA_NAME_VALUE): Define.
23388 (threadedge_initialize_values): New function.
23389 (threadedge_finalize_values): Likewise.
23390 * tree-ssa-dom.c (ssa_name_values): New global variable.
23391 (SSA_NAME_VALUE): Define.
23392 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
23394 2009-04-28 Ira Rosen <irar@il.ibm.com>
23396 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
23397 Use REPORT_VECTORIZED_LOCATIONS instead
23398 REPORT_VECTORIZED_LOOPS.
23399 * tree-vectorizer.c (vect_verbosity_level): Make static.
23400 (vect_loop_location): Rename to vect_location.
23401 (vect_set_verbosity_level): Update comment.
23402 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
23404 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
23405 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
23406 instead REPORT_UNVECTORIZED_LOOPS.
23407 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
23408 and vect_loop_def to vect_external_def and vect_internal_def.
23409 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
23410 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
23411 REPORT_UNVECTORIZED_LOCATIONS.
23412 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
23413 and vect_used_in_loop and to vect_unused_in_scope and
23414 vect_used_in_scope.
23415 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
23416 (vect_verbosity_level): Remove declaration.
23417 (vect_analyze_operations): Likewise.
23418 (vect_analyze_stmt): Declare.
23419 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
23420 REPORT_UNVECTORIZED_LOCATIONS.
23421 (vect_get_loop_niters): Fix indentation.
23422 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
23423 (vect_analyze_loop_operations): New function.
23424 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
23425 vect_analyze_operations.
23426 (vect_is_simple_reduction): Use new names.
23427 (vectorizable_live_operation, vect_transform_loop): Likewise.
23428 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
23429 to specify whether the data references can be a part of interleaving
23431 (vect_analyze_data_ref_dependence): Use new names.
23432 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
23433 (vect_create_addr_base_for_vector_ref): Remove redundant code.
23434 * tree-vect-patterns.c (widened_name_p): Use new names.
23435 (vect_recog_dot_prod_pattern): Likewise.
23436 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
23437 (process_use, vect_mark_stmts_to_be_vectorized,
23438 vect_model_simple_cost, vect_model_store_cost,
23439 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
23440 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
23441 vectorizable_operation, vectorizable_type_demotion,
23442 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
23443 vectorizable_condition): Likewise.
23444 (vect_analyze_operations): Split into vect_analyze_loop_operations
23446 (vect_analyze_stmt): ... new function.
23447 (new_stmt_vec_info): Use new names.
23448 (vect_is_simple_use): Use new names and fix comment.
23449 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
23450 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
23452 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23455 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
23456 and integer modes for x87 operands. Do not ICE for unsupported size,
23457 generate error instead. Generate error for unsupported operand types.
23458 ['z']: Do not handle HImode memory operands specially. Warning
23459 for floating-point operands. Fallthru to 'Z' for unsupported operand
23460 types. Do not ICE for unsupported size, generate error instead.
23461 (output_387_binary_op): Use %Z to output operands.
23462 (output_fp_compare): Ditto.
23463 (output_387_reg_move): Ditto.
23465 2009-04-28 Ben Elliston <bje@au.ibm.com>
23470 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23472 * builtins.c (c_strlen): Do not warn here.
23473 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23474 * c-common.c (pointer_int_sum): Take an explicit location.
23475 Warn about offsets out of bounds.
23476 * c-common.h (pointer_int_sum): Adjust declaration.
23478 2009-04-27 Ian Lance Taylor <iant@google.com>
23480 * collect2.c (is_ctor_dtor): Change type of ret field in struct
23482 * dce.c (run_fast_df_dce): Change type of old_flags to int.
23483 * df-core.c (df_set_flags): Change return type to int. Change
23484 type of old_flags to int.
23485 (df_clear_flags): Likewise.
23486 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
23487 (df_get_conditional_uses): Likewise.
23488 * df.h (df_set_flags, df_clear_flags): Update declarations.
23489 * dwarf2out.c (struct indirect_string_node): Change type of form
23490 field to enum dwarf_form.
23491 (AT_string_form): Change return type to enum dwarf_form.
23492 * fixed-value.c (fixed_compare): Add cast to enum type.
23493 * fwprop.c (update_df): Change 0 to VOIDmode.
23494 * gensupport.c: Change 0 to UNKNOWN.
23495 * gimple.h (gimple_cond_code): Add cast to enum type.
23496 * haifa-sched.c (reemit_notes): Add cast to enum type.
23497 * hooks.c (hook_int_void_no_regs): Remove function.
23498 * hooks.h (hook_int_void_no_regs): Remove declaration.
23499 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
23500 * predict.c (combine_predictions_for_insn): Add casts to enum type.
23501 * real.c (real_arithmetic): Add cast to enum type.
23502 (real_compare): Likewise.
23503 * target.h (struct gcc_target): Change return type of
23504 branch_target_register_class to enum reg_class.
23505 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
23506 default_branch_target_register_class.
23507 * targhooks.c (default_branch_target_register_class): New function.
23508 * targhooks.h (default_branch_target_register_class): Declare.
23509 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
23510 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
23512 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
23514 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
23515 vect_uninitialized_def. Change 0 to ERROR_MARK.
23516 * tree-vect-stmts.c (supportable_widening_operation): Don't
23517 initialize icode1 and icode2.
23518 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
23519 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
23521 (cmn_err_flag_specs): Change 0 to STD_C89.
23522 (cmn_err_char_table): Likewise.
23523 * config/arm/arm.c (get_arm_condition_code): Change type of code
23524 to enum arm_cond_code.
23525 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
23526 (IWMMXT_BUILTIN2): Likewise.
23527 (neon_builtin_type_bits): Don't define typedef.
23528 (neon_builtin_datum): Change type of bits field to int.
23529 (arm_expand_neon_args): Add cast to enum type.
23530 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
23532 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
23533 casts to enum type.
23534 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
23536 * config/mips/mips.md (jal_macro): Return enum constant.
23537 (single_insn): Likewise.
23538 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
23540 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23541 casts to enum type.
23542 * config/s390/s390.c (s390_tune_flags): Change type to int.
23543 (s390_arch_flags): Likewise.
23544 (s390_handle_arch_option): Change flags field of struct pta to int.
23545 * config/s390/s390.h (s390_tune_flags): Update declaration.
23546 (s390_arch_flags): Likewise.
23547 * config/sh/sh.c (prepare_move_operands): Compare
23548 tls_symbolic_operand result with enum constant.
23549 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
23550 (sh_expand_prologue): Add cast to enum type.
23551 (sh_expand_epilogue): Likewise.
23552 (tls_symbolic_operand): Change return type to enum tls_model.
23553 (fpscr_set_from_mem): Add cast to enum type.
23554 (legitimize_pic_address): Compare tls_symbolic_operand result with
23556 (sh_target_reg_class): Change return type to enum reg_class.
23557 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
23559 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
23560 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
23561 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
23562 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
23563 (delayed_branch, tls_call_delay): Likewise.
23564 (eligible_for_sibcall_delay): Likewise.
23565 (eligible_for_return_delay): Likewise.
23566 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
23567 (spu_expand_builtin_1): Likewise.
23569 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
23570 for all types of conversions.
23571 (output_init_element): Issue -Wc++-compat warning if needed when
23572 initializing a bitfield with enum type.
23573 * c-parser.c (c_parser_expression): Set original_type to
23574 original_type of right hand operand of comma operator.
23576 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23578 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
23580 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
23581 * doc/cpp.texi (Standard Predefined Macros)
23582 (Implementation-defined behavior): Likewise.
23583 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
23584 * doc/gimple.texi (GIMPLE Exception Handling)
23585 (@code{GIMPLE_ASSIGN}): Likewise.
23586 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
23587 * doc/invoke.texi (Warning Options, Optimize Options)
23588 (AVR Options, Darwin Options): Likewise.
23589 (Optimize Options): Reformulate -fwhole-program description.
23590 * doc/loop.texi (Lambda): Likewise.
23591 * doc/md.texi (Output Template, Define Constraints)
23592 (Standard Names, Insn Splitting): Likewise.
23593 * doc/options.texi (Option properties): Likewise.
23594 * doc/passes.texi (Tree-SSA passes): Likewise.
23595 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
23596 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
23597 (File Names and DBX): Likewise.
23598 * doc/trouble.texi (Incompatibilities): Likewise.
23600 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23602 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
23603 instruction is correct.
23605 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23607 Allow non-constant arguments to conversion intrinsics.
23608 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
23609 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
23610 * spu.c (print_operand): Handle 'v' and 'w'.
23611 (exp2_immediate_p, spu_gen_exp2): Define.
23612 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
23613 spu_convtf_1): Update parameter descriptions.
23614 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
23615 * constraints.md ('v', 'w'): New.
23616 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
23618 (i2f, I2F): New define_mode_attr.
23619 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
23620 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
23621 fixuns_truncv4sfv4si2): Update to use mode attribute.
23622 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
23623 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
23624 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
23625 patterns for combine.
23627 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
23629 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
23630 (cprop, hoist, pre, store_motion): New debug counters.
23631 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
23632 is not an RTL pass anymore.
23633 (pass_profiling): Remove extern decl for pass removed in 2005.
23634 (pass_gcse, pass_jump_bypass): Remove.
23635 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
23636 to 0 for clean state.
23637 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
23638 * cse.c (gate_handle_cse_after_global_opts,
23639 rest_of_handle_cse_after_global_opts): New functions.
23640 (pass_cse_after_global_opts): New pass, does local CSE.
23641 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
23642 (TV_CPROP): New timevar.
23643 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
23644 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
23645 (gcse_main, recompute_all_luids): Remove.
23646 (compute_hash_table_work): Call max_reg_num instead of reading
23648 (cprop_jump): Don't set run_jump_opt_after_gcse.
23649 (constprop_register): Always allow to alter jumps.
23650 (cprop_insn): Likewise.
23651 (do_local_cprop): Likewise.
23652 (local_cprop_pass): Likewise. Return non-zero if something changed.
23653 (cprop): Remove function, fold interesting bits into one_cprop_pass.
23654 (find_implicit_sets): Add note about missed optimization opportunity.
23655 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
23656 pass_rtl_cprop execute function.
23657 Don't bother tracking the pass number, each pass gets its own dumpfile
23659 Always allow to alter jumpsand bypass jumps.
23660 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
23661 will just find no suitable set.
23662 (pre_edge_insert): Fix dumping, this function is for PRE only.
23663 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
23664 pass_rtl_pre execute function.
23665 (hoist_code): Return non-zero if something changed. Keep track of
23666 substitutions and insertions for statistics gathering similar to PRE.
23667 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
23668 called from the pass_rtl_hoist execute function. Show pass statistics.
23669 (compute_store_table): Use max_reg_num directly instead of using the
23670 formerly global max_gcse_regno.
23671 (build_store_vectors): Likewise.
23672 (replace_store_insn): Fix dumping.
23673 (store_motion): Rename to ...
23674 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
23675 pass, called from the pass_rtl_store_motion execute function. Keep
23676 track of substitutions and insertions for statistics gathering similar
23678 (bypass_jumps): Remove, fold interesting bits into ...
23679 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
23680 from the pass_rtl_cprop execute function.
23681 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
23682 pass_jump_bypass): Remove.
23683 (gate_handle_gcse, rest_of_handle_gcse): Remove.
23684 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
23685 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
23686 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
23687 (gate_rtl_store_motion, execute_rtl_store_motion,
23688 pass_rtl_store_motion): New.
23689 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
23690 make it clear that -fcse-skip-blocks is a no-op for backward compat.
23691 * passes.c (init_optimization_passes): Remove pass_gcse and
23692 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
23693 and cse_after_global_opts in place of pass_gcse. Schedule cprop
23694 instead of pass_jump_bypass.
23696 2009-04-27 Richard Guenther <rguenther@suse.de>
23698 PR middle-end/39928
23699 * gimplify.c (gimplify_expr): If we are required to create
23700 a temporary make sure it ends up as register.
23702 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
23705 * config/i386/i386.c (construct_container): Don't call
23706 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
23707 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
23709 2009-04-27 Michael Matz <matz@suse.de>
23711 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
23712 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
23713 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
23714 (dump_replaceable_exprs): Take a bitmap.
23715 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
23717 (expand_gimple_basic_block): Likewise.
23718 * tree-ssa-ter.c (struct temp_expr_table_d): Make
23719 replaceable_expressions member a bitmap.
23720 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
23721 (mark_replaceable): Likewise.
23722 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
23723 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
23725 2009-04-27 Richard Guenther <rguenther@suse.de>
23727 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
23728 (verify_stmts): Dispatch to gimple/type verification code.
23729 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
23730 issue with call argument types.
23732 2009-04-27 Michael Matz <matz@suse.de>
23734 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
23735 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
23738 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
23739 Eric Botcazou <ebotcazou@adacore.com>
23741 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
23742 a label's basic block.
23743 (mark_target_live_regs): Tidy and rework obsolete comments.
23744 Change back DF problem to LIVE. If a label starts a basic block,
23745 assume that all registers that used to be live then still are.
23746 (init_resource_info): If a label starts a basic block, set its
23747 BLOCK_FOR_INSN accordingly.
23748 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
23750 2009-04-27 Richard Guenther <rguenther@suse.de>
23752 * tree-flow-inline.h (function_ann): Remove.
23753 (get_function_ann): Likewise.
23754 * tree-dfa.c (create_function_ann): Remove.
23755 * tree-flow.h (struct static_var_ann_d): Remove.
23756 (struct function_ann_d): Likewise.
23757 (union tree_ann_d): Remove fdecl member.
23758 (function_ann_t): Remove.
23759 (function_ann, get_function_ann, create_function_ann): Remove
23762 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
23764 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
23766 2009-04-27 Jan Hubicka <jh@suse.cz>
23768 * ipa-pure-const.c (struct funct_state_d): New fields
23769 state_previously_known, looping_previously_known; remove
23770 state_set_in_source.
23771 (analyze_function): Use new fields.
23772 (propagate): Avoid assumption that state_set_in_source imply
23775 * tree-ssa-loop-niter.c (finite_loop_p): New function.
23776 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
23777 * cfgloop.h (finite_loop_p): Declare.
23779 2009-04-26 Michael Matz <matz@suse.de>
23781 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
23783 2009-04-26 Michael Matz <matz@suse.de>
23785 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
23786 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
23787 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
23788 pass_mark_used_blocks): Remove.
23789 * tree-optimize.c (pass_free_datastructures,
23790 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
23791 * passes.c (init_optimization_passes): Don't call
23792 pass_mark_used_blocks, remove dead code.
23794 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
23796 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
23797 * tree-ssa-live.h (register_ssa_partition): Likewise.
23799 2009-04-26 Michael Matz <matz@suse.de>
23802 * builtins.c (fold_builtin_next_arg): Handle SSA names.
23803 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
23804 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
23806 (compare_pairs): Swap cost comparison.
23807 (coalesce_ssa_name): Don't use change_partition_var.
23808 * tree-nrv.c (struct nrv_data): Add modified member.
23809 (finalize_nrv_r): Set it.
23810 (tree_nrv): Use it to update statements.
23811 (pass_nrv): Require PROP_ssa.
23812 * tree-mudflap.c (mf_decl_cache_locals,
23813 mf_build_check_statement_for): Use make_rename_temp.
23814 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
23815 * alias.c (find_base_decl): Handle SSA names.
23816 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
23817 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
23818 * rtl.h (set_reg_attrs_for_parm): Declare.
23819 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
23820 to "optimized", remove unused locals at finish.
23821 (execute_free_datastructures): Make global, call
23822 delete_tree_cfg_annotations.
23823 (execute_free_cfg_annotations): Don't call
23824 delete_tree_cfg_annotations.
23826 * ssaexpand.h: New file.
23827 * expr.c (toplevel): Include ssaexpand.h.
23828 (expand_assignment): Handle SSA names the same as register variables.
23829 (expand_expr_real_1): Expand SSA names.
23830 * cfgexpand.c (toplevel): Include ssaexpand.h.
23831 (SA): New global variable.
23832 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
23833 (SSAVAR): New macro.
23834 (set_rtl): New helper function.
23835 (add_stack_var): Deal with SSA names, use set_rtl.
23836 (expand_one_stack_var_at): Likewise.
23837 (expand_one_stack_var): Deal with SSA names.
23838 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
23839 before unique numbers.
23840 (expand_stack_vars): Use set_rtl.
23841 (expand_one_var): Accept SSA names, add asserts for them, feed them
23842 to above subroutines.
23843 (expand_used_vars): Expand all partitions (without default defs),
23844 then only the local decls (ignoring those expanded already).
23845 (expand_gimple_cond): Remove edges when jumpif() expands an
23846 unconditional jump.
23847 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
23848 or remove abnormal edges. Ignore insns setting the LHS of a TERed
23850 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
23851 members of SA; deal with PARM_DECL partitions here; expand
23852 all PHI nodes, free tree datastructures and SA. Commit instructions
23853 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
23854 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
23855 info and statements at start, collect garbage at finish.
23856 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
23857 (VAR_ANN_PARTITION) Remove.
23858 (change_partition_var): Don't declare.
23859 (partition_to_var): Always return SSA names.
23860 (var_to_partition): Only accept SSA names.
23861 (register_ssa_partition): Only check argument.
23862 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
23864 (delete_var_map): Don't free it.
23865 (var_union): Only accept SSA names, simplify.
23866 (partition_view_init): Mark only useful SSA names as used.
23867 (partition_view_fini): Only deal with SSA names.
23868 (change_partition_var): Remove.
23869 (dump_var_map): Use ssa_name instead of partition_to_var member.
23870 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
23872 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
23873 (struct _elim_graph): New member const_dests; nodes member vector of
23875 (set_location_for_edge): New static helper.
23876 (create_temp): Remove.
23877 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
23878 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
23879 (new_elim_graph): Allocate const_dests member.
23880 (clean_elim_graph): Truncate const_dests member.
23881 (delete_elim_graph): Free const_dests member.
23882 (elim_graph_size): Adapt to new type of nodes member.
23883 (elim_graph_add_node): Likewise.
23884 (eliminate_name): Likewise.
23885 (eliminate_build): Don't take basic block argument, deal only with
23886 partition numbers, not variables.
23887 (get_temp_reg): New static helper.
23888 (elim_create): Use it, deal with RTL temporaries instead of trees.
23889 (eliminate_phi): Adjust all calls to new signature.
23890 (assign_vars, replace_use_variable, replace_def_variable): Remove.
23891 (rewrite_trees): Only do checking.
23892 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
23893 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
23894 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
23895 contains_tree_r, MAX_STMTS_IN_LATCH,
23896 process_single_block_loop_latch, analyze_edges_for_bb,
23897 perform_edge_inserts): Remove.
23898 (expand_phi_nodes): New global function.
23899 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
23900 functions, initialize new parameter, remember partitions having a
23902 (finish_out_of_ssa): New global function.
23903 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
23904 don't reset in_ssa_p here, don't disable TER when mudflap.
23905 (pass_del_ssa): Remove.
23906 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
23908 (execute_free_datastructures): Declare.
23909 * Makefile.in (SSAEXPAND_H): New variable.
23910 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
23911 * basic-block.h (commit_one_edge_insertion): Declare.
23912 * passes.c (init_optimization_passes): Move pass_nrv and
23913 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
23914 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
23915 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
23916 (redirect_branch_edge): Deal with super block when expanding, split
23917 out jump patching itself into ...
23918 (patch_jump_insn): ... here, new static helper.
23920 2009-04-26 Michael Matz <matz@suse.de>
23922 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
23923 beyond num_ssa_names.
23924 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
23925 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
23927 2009-04-26 Jakub Jelinek <jakub@redhat.com>
23929 PR inline-asm/39543
23930 * fwprop.c (forward_propagate_asm): New function.
23931 (forward_propagate_and_simplify): Propagate also into __asm, if it
23932 doesn't increase the number of referenced registers.
23935 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
23937 2009-04-26 Jakub Jelinek <jakub@redhat.com>
23939 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
23940 note_nonlocal_vla_type for nonlocal VLAs.
23941 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
23942 contains_remapped_vars, remap_vla_decls): New functions.
23943 (convert_nonlocal_reference_stmt): If not optimizing, call
23944 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
23945 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
23946 if it wasn't found in var_map.
23947 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
23948 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
23949 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
23951 * gimplify.c (nonlocal_vlas): New variable.
23952 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
23954 (gimplify_body): Create and destroy nonlocal_vlas.
23956 * dwarf2out.c (loc_descr_plus_const): New function.
23957 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
23958 mem_loc_descriptor, loc_descriptor_from_tree_1,
23959 descr_info_loc, gen_variable_die): Use it.
23961 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
23962 !TREE_STATIC VAR_DECLs.
23963 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
23964 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
23965 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
23966 DECL_BY_REFERENCE is valid.
23967 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
23968 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
23969 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
23970 Copy DECL_BY_REFERENCE.
23971 (struct nesting_copy_body_data): New type.
23972 (nesting_copy_decl): New function.
23973 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
23974 if they have variable length.
23976 2009-04-26 Michael Matz <matz@suse.de>
23978 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
23979 mark new temporaries for renaming.
23981 2009-04-26 Joseph Myers <joseph@codesourcery.com>
23984 * c-decl.c (global_bindings_p): Return negative value.
23985 (c_variable_size): New. Based on variable_size from
23987 (grokdeclarator): Call c_variable_size not variable_size.
23989 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
23991 * config/i386/i386.c (print_operand) ['z']: Fix typo.
23993 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
23995 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
23996 Redefine it to just use mingw/include.
23997 (ASM_SPEC): Rules for -m32 and -m64.
23998 (LINK_SPEC): Use Likewise.
23999 (SPEC_32): New define.
24000 (SPEC_64): Likewise.
24001 (SUB_LINK_SPEC): Likewise.
24002 (MULTILIB_DEFAULTS): New define.
24003 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
24004 Add multilib options.
24005 (MULTILIB_DIRNAMES): Likewise.
24006 (MULTILIB_OSDIRNAMES): Likewise.
24007 (LIBGCC): Likewise.
24008 (INSTALL_LIBGCC): Likewise.
24010 2009-04-26 Joseph Myers <joseph@codesourcery.com>
24013 * c-tree.h (enum c_inline_static_type): New.
24014 (record_inline_static): Declare.
24015 * c-decl.c (struct c_inline_static, c_inline_statics,
24016 record_inline_static, check_inline_statics): New.
24017 (pop_file_scope): Call check_inline_statics.
24018 (start_decl): Call record_inline_static instead of pedwarning
24019 directly for static in inline function.
24020 * c-typeck.c (build_external_ref): Call record_inline_static
24021 instead of pedwarning directly for static referenced in inline
24024 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
24026 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
24027 not new but only being rescanned.
24028 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
24029 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
24030 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
24031 record_set_info, compute_set, grealloc): Remove.
24032 (recompute_all_luids): New function.
24033 (gcse_main): Don't compute sets, and don't do related memory
24034 allocations/free-ing. If something changed before the end of the
24035 pass, update LUIDs using recompute_all_luids.
24036 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
24037 (free_gcse_mem): Don't free it either.
24038 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
24039 Use the df insn LUIDs.
24040 (load_killed_in_block): Likewise.
24041 (compute_hash_table_work): Don't compute reg_set_in_block.
24042 (compute_transp): Use DF_REG_DEF_CHAINs.
24043 (local_cprop_pass): Don't use compute_sets and related functions.
24044 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
24045 Use get_max_uid() instead of max_cuid.
24046 (insert_insn_end_basic_block, pre_insert_copy_insn,
24047 update_ld_motion_stores): Don't try to
24048 keep reg_set tables up to date.
24049 (pre_insert_copies): Use df insn LUIDs.
24050 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
24051 (reg_set_info): Don't use extra bitmap argument.
24052 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
24053 information to compute regs_set_in_block.
24054 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
24055 (bypass_jumps): Don't use compute_sets and friends.
24057 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24060 * opts.c (undocumented_msg): Do not leave blank even with
24063 2009-04-25 Joseph Myers <joseph@codesourcery.com>
24065 * c-decl.c (build_enumerator): Allow values folding to integer
24066 constants but not integer constant expressions with a pedwarn if
24069 2009-04-25 Joseph Myers <joseph@codesourcery.com>
24072 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
24073 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
24074 type is an integer constant.
24076 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
24079 * config/i386/i386.c (print_operand) ['z']: Revert handling of
24082 2009-04-25 Joseph Myers <joseph@codesourcery.com>
24085 * c-decl.c (grokdeclarator): Diagnose declarations of functions
24086 with variably modified return type and no storage class
24087 specifiers, except for the case of nested functions. Distinguish
24088 extern declarations of functions with variably modified return
24089 types from those of objects with variably modified types.
24091 2009-04-25 Jan Hubicka <jh@suse.cz>
24093 * tree.c (list_equal_p): New function.
24094 * tree.h (list_equal_p): Declare.
24095 * coretypes.h (edge_def, edge, const_edge, basic_block_def
24096 basic_block_def, basic_block, const_basic_block): New.
24097 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
24098 (redirect_eh_edge): New function.
24099 (make_eh_edge_update_phi): EH edges are not abnormal.
24100 * except.c: Include tree-flow.h.
24101 (list_match): New function.
24102 (eh_region_replaceable_by_p): New function.
24103 (replace_region): New function.
24104 (hash_type_list): New function.
24105 (hash_eh_region): New function.
24106 (eh_regions_equal_p): New function.
24107 (merge_peers): New function.
24108 (remove_unreachable_regions): Verify EH tree when checking;
24110 (copy_eh_region_1): New function.
24111 (copy_eh_region): New function.
24112 (push_reachable_handler): New function.
24113 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
24114 regions without label but with live RESX.
24115 * except.h (redirect_eh_edge_to_label): New.
24116 * tree-flow.h (redirect_eh_edge): New.
24117 * coretypes.h (edge_def, edge, const_edge, basic_block_def
24118 basic_block_def, basic_block, const_basic_block): Remove.
24119 * Makefile.in (except.o): Add dependency on tree-flow.h
24120 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
24121 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
24124 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
24127 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
24128 on the destination of memcpy.
24130 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
24132 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
24133 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
24134 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
24136 2009-04-25 Jan Hubicka <jh@suse.cz>
24138 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
24139 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
24140 to be reached by different label than left.
24141 (update_eh_edges): Update comment; remove edge_to_remove if possible
24142 and return true if suceeded.
24143 (cleanup_empty_eh): Accept sharing map; handle shared regions.
24144 (cleanup_eh): Compute sharing map.
24145 * except.c (remove_eh_handler_and_replace): Add argument if we should
24147 (remove_unreachable_regions): Update for label sharing.
24148 (label_to_region_map): Likewise.
24149 (get_next_region_sharing_label): New function.
24150 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
24152 (remove_eh_handler): Update.
24153 (remove_eh_region_and_replace_by_outer_of): New function.
24154 * except.h (struct eh_region): Add next_region_sharing_label.
24155 (remove_eh_region_and_replace_by_outer_of,
24156 get_next_region_sharing_label): Declare.
24157 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
24159 2009-04-25 Jan Hubicka <jh@suse.cz>
24161 * tree-cfg.c (split_critical_edges): Split also edges where we can't
24162 insert code even if they are not critical.
24164 2009-04-25 Jan Hubicka <jh@suse.cz>
24166 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
24167 (gimple_can_remove_branch_p): EH edges won't remove branch by
24169 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
24170 updating of non-abnormal EH edges.
24171 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
24172 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
24173 (split_critical_edges): Split also edges where emitting code on them
24174 will lead to splitting later.
24176 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
24177 H.J. Lu <hongjiu.lu@intel.com>
24180 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
24181 the configured assembler supports fildq and fistpq mnemonics.
24182 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
24183 * configure: Regenerated.
24184 * config.in: Ditto.
24186 * config/i386/i386.c (print_operand): Handle 'Z'.
24187 ['z']: Remove handling of special fild/fist suffixes.
24188 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
24189 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
24190 suffix of fild insn.
24191 (*floatsi<mode>2_vector_mixed): Ditto.
24192 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
24193 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
24194 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
24195 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
24196 * config/i386/gas.h (GAS_MNEMONICS): Remove.
24198 2009-04-25 Ben Elliston <bje@au.ibm.com>
24200 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
24201 the source of a set operation.
24203 2009-04-25 Anatoly Sokolov <aesok@post.ru>
24205 * target.h (struct gcc_target): Add case_values_threshold field.
24206 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
24207 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
24208 * targhooks.c (default_case_values_threshold): New function.
24209 * targhooks.h (default_case_values_threshold): Declare function.
24210 * stmt.c (expand_case): Use case_values_threshold target hook.
24211 * expr.h (case_values_threshold): Remove declartation.
24212 * expr.c (case_values_threshold): Remove function.
24213 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
24215 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
24216 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
24217 (avr_case_values_threshold): Declare as static.
24218 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
24220 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
24221 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
24222 (mn10300_case_values_threshold): New function.
24224 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
24226 * ira.c (setup_cover_and_important_classes): Add enum cast.
24228 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
24230 * genpreds.c (write_enum_constraint_num): Output definition of
24231 CONSTRAINT_NUM_DEFINED_P macro.
24232 * ira.c (setup_cover_and_important_classes): Use
24233 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
24235 2009-04-24 DJ Delorie <dj@redhat.com>
24237 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
24238 __SH2A_SINGLE_ONLY__ also.
24240 2009-04-24 Steve Ellcey <sje@cup.hp.com>
24242 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
24243 (movdf_internal): Ditto.
24244 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
24245 SFmode and DFmode constants.
24246 (ia64_print_operand): Add 'G' format for printing
24247 floating point constants.
24249 2009-04-24 Richard Guenther <rguenther@suse.de>
24251 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
24252 from unsigned additions.
24254 2009-04-24 Joseph Myers <joseph@codesourcery.com>
24256 * c-typeck.c (set_init_index): Allow array designators that are
24257 not integer constant expressions with a pedwarn if pedantic.
24259 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
24261 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
24262 zero if no overlap in nonzero bits between the operands.
24264 2009-04-24 Ian Lance Taylor <iant@google.com>
24266 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
24267 (record_dead_and_set_regs): Likewise.
24268 * df.h (struct df_mw_hardreg): Change flags field to int.
24269 (struct df_base_ref): Likewise.
24270 (struct df): Change changeable_flags field to int.
24271 * df-scan.c (df_defs_record): Change clobber_flags to int.
24272 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
24273 constants rather than #define macros.
24274 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
24275 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
24276 (enum dwarf_calling_convention): Likewise.
24277 (enum dwarf_line_number_x_ops): Likewise.
24278 (enum dwarf_call_frame_info): Likewise.
24279 (enum dwarf_source_language): Likewise.
24280 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
24281 (add_calling_convention_attribute): Likewise.
24282 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
24283 (combine_comparisons): Change compcode to int. Add cast to enum type.
24284 * genrecog.c (maybe_both_true_2): Change c to int.
24285 (write_switch): Likewise. Add cast to enum type.
24286 * gimplify.c (gimplify_omp_for): Handle return values from
24287 gimplify_expr using MIN rather than bitwise or.
24288 (gimplify_expr): Add cast to enum type.
24289 * ipa-prop.c (update_jump_functions_after_inlining): Change
24290 IPA_BOTTOM to IPA_JF_UNKNOWN.
24291 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
24292 Add casts to enum type.
24293 (setup_cover_and_important_classes): Change cl to int. Add casts
24295 (setup_class_translate): Change cl and mode to int.
24296 (ira_init_once): Change mode to int.
24297 (free_register_move_costs): Likewise.
24298 (setup_prohibited_mode_move_regs): Add casts to enum type.
24299 * langhooks.c (add_builtin_function_common): Rework assertion that
24300 value fits bitfield.
24301 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
24302 * omega.c (omega_do_elimination): Avoid math on enum types.
24303 * optabs.c (expand_vec_shift_expr): Remove casts to int.
24304 * opts.c (set_debug_level): Change 2 to enum constant. Use new
24305 int local to handle integral_argment value.
24306 * regmove.c (try_auto_increment): Change PUT_MODE to
24308 * reload.c (push_secondary_reload): Add casts to enum type.
24309 (secondary_reload_class, find_valid_class): Likewise.
24310 * reload1.c (emit_input_reload_insns): Likewise.
24311 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
24312 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
24313 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
24315 * tree.c (build_common_builtin_nodes): Add casts to enum type.
24316 * tree-complex.c (complex_lattice_t): Typedef to int rather than
24318 (expand_complex_libcall): Add casts to enum type.
24319 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
24320 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
24321 with ERROR_MARK, not NUM_TREE_CODES.
24322 (vect_create_epilog_for_reduction): Likewise.
24323 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
24324 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
24325 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
24327 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
24328 vect_unused_in_loop. Change 0 to loop_vect.
24329 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
24330 * var-tracking.c (get_init_value): Change return type to enum
24332 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
24333 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
24335 (arm_override_options): Add casts to enum type.
24336 (arm_emit_tls_decoration): Likewise.
24337 * config/i386/i386.c (ix86_function_specific_restore): Add casts
24339 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
24340 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
24341 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
24343 * config/s390/s390.c (code_for_builtin_64): Change to array of
24345 (code_for_builtin_31): Likewise.
24346 (s390_expand_builtin): Change code_for_builtin to enum insn_code
24348 * config/sparc/sparc.c (sparc_override_options): Change value
24349 field in struct code_model to enum cmodel. In initializer change
24350 0 to NULL and add cast to enum type.
24352 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
24353 Change all callers. Issue a -Wc++-compat warning using
24354 lhs_origtype if necessary.
24355 (convert_for_assignment): Issue -Wc++-compat warnings about
24356 invalid conversions to enum type on assignment.
24357 * c-common.h (build_modify_expr): Update declaration.
24359 2009-04-24 Nick Clifton <nickc@redhat.com>
24361 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
24362 (function_arg_advance): Likewise.
24363 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
24366 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
24368 * config/s390/constraints.md ('I', 'J'): Fix condition.
24370 2009-04-24 Diego Novillo <dnovillo@google.com>
24372 * gengtype-parse.c (parse_error): Add newline after message.
24374 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
24376 * config/i386/sse.md (avxmodesuffixs): Removed.
24377 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
24378 (*avx_pinsr<ssevecsize>): This.
24380 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
24382 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
24383 follow chains of regs with a single definition, and allow expressions
24384 that are function_invariant_p.
24385 (simple_rhs_p): Allow expressions that are function_invariant_p.
24387 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
24389 PR middle-end/39867
24390 * fold-const.c (fold_cond_expr_with_comparison): When folding
24391 > and >= to MAX, make sure the MAX uses the same type as the
24392 comparison's operands.
24394 2009-04-24 Nick Clifton <nickc@redhat.com>
24396 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
24397 addressing for DImode accesses.
24398 (frv_print_operand_address): Handle PLUS case.
24399 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
24401 2009-04-24 Jakub Jelinek <jakub@redhat.com>
24403 PR rtl-optimization/39794
24404 * alias.c (canon_true_dependence): Add x_addr argument.
24405 * rtl.h (canon_true_dependence): Adjust prototype.
24406 * cse.c (check_dependence): Adjust canon_true_dependence callers.
24407 * cselib.c (cselib_invalidate_mem): Likewise.
24408 * gcse.c (compute_transp): Likewise.
24409 * dse.c (scan_reads_nospill): Likewise.
24410 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
24411 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
24412 canon_base_addr of the group, plus optional offset.
24413 (struct group_info): Rename canon_base_mem to
24415 (get_group_info): Set canon_base_addr to canon_rtx of base, not
24416 canon_rtx of base_mem.
24418 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
24420 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
24421 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
24423 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24425 * config/spu/spu-builtins.h: Delete file.
24427 * config/spu/spu.h (enum spu_builtin_type): Move here from
24429 (struct spu_builtin_description): Likewise. Add GTY marker.
24430 Do not use enum spu_function_code or enum insn_code.
24431 (spu_builtins): Add extern declaration.
24433 * config/spu/spu.c: Do not include "spu-builtins.h".
24434 (enum spu_function_code, enum spu_builtin_type_index,
24435 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
24436 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
24437 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
24438 unsigned_V2DI_type_node): Move here from spu-builtins.h.
24439 (spu_builtin_types): Make static. Add GTY marker.
24440 (spu_builtins): Add extern declaration with GTY marker.
24441 Include "gt-spu.h".
24443 * config/spu/spu-c.c: Do not include "spu-builtins.h".
24444 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
24445 Check programmatically whether all parameters are scalar.
24447 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
24449 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
24451 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
24452 assignment from the constructor either if the target is volatile.
24454 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
24456 * config/arm/arm.md (insv): Do not share operands[0].
24458 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
24460 * config/vxlib-tls.c (active_tls_threads): Delete.
24461 (delete_hook_installed): New.
24462 (tls_delete_hook): Don't delete the delete hook.
24463 (tls_destructor): Delete it here.
24464 (__gthread_set_specific): Adjust installing the delete hook.
24465 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
24466 __gthread_leave_tsd_dtor_context.
24468 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
24470 * c-format.c (gcc_tdiag_char_table): Add support for %E.
24472 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
24474 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
24476 (alpha_rtx_costs): Ditto.
24477 (emit_unlikely_jump): Use add_reg_note.
24478 (emit_frame_store_1): Ditto.
24479 (alpha_expand_prologue): Ditto.
24480 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24481 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
24483 2009-04-23 Nick Clifton <nickc@redhat.com>
24485 * config/v850/v850.md (epilogue): Remove suppressed code.
24486 (return): Rename to return_simple and remove test of frame size.
24487 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
24488 to gen_return_simple.
24490 2009-04-22 Jing Yu <jingyu@google.com>
24493 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
24495 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
24498 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
24499 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
24500 value is a VECTOR_CST, the element type is the element type of the
24503 2009-04-22 DJ Delorie <dj@redhat.com>
24505 * config/m32c/m32c.h: Update GTY annotations to new syntax.
24507 2009-04-22 Jakub Jelinek <jakub@redhat.com>
24509 * alias.c (find_base_term): Move around LO_SUM case, so that
24510 CONST falls through into PLUS/MINUS handling.
24513 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
24514 into 0, use omit_one_operand.
24516 2009-04-23 Ben Elliston <bje@au.ibm.com>
24518 * config/rs6000/linux-unwind.h (get_regs): Remove type
24519 puns. Change the type of `pc' to an array of unsigned ints and
24520 update all users. Constify frame24.
24522 2009-04-22 DJ Delorie <dj@redhat.com>
24524 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
24525 declarations before code.
24526 (current_function_special_page_vector): Likewise.
24527 (m32c_expand_insv): Silence a warning.
24529 2009-04-21 Taras Glek <tglek@mozilla.com>
24531 * alias.c: Update GTY annotations to new syntax.
24532 * basic-block.h: Likewise.
24533 * bitmap.h: Likewise.
24534 * c-common.h: Likewise.
24535 * c-decl.c: Likewise.
24536 * c-parser.c: Likewise.
24537 * c-pragma.c: Likewise.
24538 * c-tree.h: Likewise.
24539 * cfgloop.h: Likewise.
24540 * cgraph.h: Likewise.
24541 * config/alpha/alpha.c: Likewise.
24542 * config/arm/arm.h: Likewise.
24543 * config/avr/avr.h: Likewise.
24544 * config/bfin/bfin.c: Likewise.
24545 * config/cris/cris.c: Likewise.
24546 * config/darwin.c: Likewise.
24547 * config/frv/frv.c: Likewise.
24548 * config/i386/i386.c: Likewise.
24549 * config/i386/i386.h: Likewise.
24550 * config/i386/winnt.c: Likewise.
24551 * config/ia64/ia64.h: Likewise.
24552 * config/iq2000/iq2000.c: Likewise.
24553 * config/mips/mips.c: Likewise.
24554 * config/mmix/mmix.h: Likewise.
24555 * config/pa/pa.c: Likewise.
24556 * config/pa/pa.h: Likewise.
24557 * config/rs6000/rs6000.c: Likewise.
24558 * config/s390/s390.c: Likewise.
24559 * config/sparc/sparc.c: Likewise.
24560 * config/xtensa/xtensa.c: Likewise.
24561 * cselib.h: Likewise.
24562 * dbxout.c: Likewise.
24563 * dwarf2out.c: Likewise.
24564 * except.c: Likewise.
24565 * except.h: Likewise.
24566 * fixed-value.h: Likewise.
24567 * function.c: Likewise.
24568 * function.h: Likewise.
24569 * gimple.h: Likewise.
24570 * integrate.c: Likewise.
24571 * optabs.c: Likewise.
24572 * output.h: Likewise.
24573 * real.h: Likewise.
24575 * stringpool.c: Likewise.
24576 * tree-data-ref.c: Likewise.
24577 * tree-flow.h: Likewise.
24578 * tree-scalar-evolution.c: Likewise.
24579 * tree-ssa-address.c: Likewise.
24580 * tree-ssa-alias.h: Likewise.
24581 * tree-ssa-operands.h: Likewise.
24582 * tree.c: Likewise.
24583 * tree.h: Likewise.
24584 * varasm.c: Likewise.
24585 * varray.h: Likewise.
24587 * coretypes.h: Do not define GTY macro if it is already defined.
24588 * doc/gty.texi: Update GTY documentation to new syntax.
24589 * gengtype-lex.l: Enforce attribute-like syntax for GTY
24590 annotations on structs.
24591 * gengtype-parse.c: Likewise.
24593 2009-04-22 Mark Heffernan <meheff@google.com>
24595 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
24597 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
24599 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
24602 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
24604 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
24605 the same as a PLUS without a shift. Increase the cost of a
24608 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24610 * Makefile.in: Update dependencies.
24611 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
24612 * errors.h: Remove bogus comment about compatibility.
24613 (warning): Update declaration.
24614 * genautomata.c: Update all calls to warning.
24615 * gimple.c: Do not include errors.h. Include toplev.h.
24616 * tree-ssa-structalias.c: Do not include errors.h.
24617 * omega.c: Likewise.
24618 * tree-ssa-reassoc.c: Likewise.
24619 * config/spu/spu-c.c: Likewise.
24620 * config/spu/t-spu-elf: Update dependencies.
24622 2009-04-22 Richard Guenther <rguenther@suse.de>
24624 PR tree-optimization/39824
24625 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
24626 make sure the types are compatible.
24628 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24631 * c-common.c (c_parse_error): Take a token_flags parameter.
24632 Use token_type for the token type instead.
24633 Pass token_flags to cpp_type2name.
24634 * c-common.h (c_parse_error): Update declaration.
24635 * c-parser.c (c_parser_error): Pass 0 as token flags.
24637 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
24639 PR rtl-optimization/39580
24640 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
24642 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24644 * function.c (expand_function_end): Do not emit a jump to the "naked"
24645 return label for fall-through returns.
24646 * except.c (sjlj_emit_function_exit): Always place the call to the
24647 unregister function at the location installed by expand_function_end.
24649 2009-04-22 Richard Guenther <rguenther@suse.de>
24651 PR tree-optimization/39845
24652 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
24653 (gen_inbound_check): Likewise.
24655 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
24657 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
24659 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
24660 * config/vxlib.c (__gthread_once): Add race guard for PPC.
24662 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24664 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
24665 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
24666 shift counts to avoid out-of-bounds array accesses.
24668 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24670 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
24671 (Pmode): Move above.
24673 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
24675 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
24676 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
24677 GET_CODE macro. Use IN_RANGE macro where appropriate.
24678 * config/alpha/alpha.h: Ditto.
24679 * config/alpha/alpha.md: Ditto.
24680 * config/alpha/constraints.md: Ditto.
24681 * config/alpha/predicates.md: Ditto.
24683 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24685 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
24686 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24687 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24688 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24689 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24690 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24691 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24692 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24693 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24694 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24695 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24696 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24697 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24698 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24699 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24700 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24701 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24702 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24703 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24704 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24705 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24706 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24707 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24708 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24709 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24710 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24711 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24713 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
24715 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
24716 references from comments.
24717 * cfgbuild.c (count_basic_blocks): Delete.
24718 (find_basic_blocks_1): Delete.
24719 (find_basic_blocks): Delete.
24720 * except.c (finish_eh_generation): Make static. Move comment from
24721 except.h here. Remove find_basic_blocks references from comments.
24722 * except.h (finish_eh_generation): Delete.
24723 * basic-block.h (find_basic_blocks): Delete.
24724 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
24726 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
24728 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
24729 (sdbout_parms): Likewise.
24731 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
24733 * config/sh/sh.c (prepare_cbranch_operands): Use
24734 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
24735 (expand_cbranchdi4): Likewise.
24736 (from_compare): Add cast to enum type.
24737 (expand_cbranchsi4): Use add_reg_note.
24738 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
24739 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
24740 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
24741 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24742 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
24743 instead of CODE_FOR_nothing.
24744 (cbranchdi4): Likewise. Fix the order of arguments for
24746 (push_fpscr): Use add_reg_note.
24747 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
24748 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
24750 2009-04-21 Joseph Myers <joseph@codesourcery.com>
24752 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
24753 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
24754 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
24755 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
24756 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
24757 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
24758 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
24759 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
24760 config/alpha/x-vms, config/arc/t-arc,
24761 config/arm/README-interworking, config/arm/arm-c.c,
24762 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
24763 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
24764 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
24765 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
24766 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
24767 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
24768 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
24769 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
24770 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
24771 config/cris/t-elfmulti, config/crx/t-crx,
24772 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
24773 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
24774 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
24775 config/h8300/t-h8300, config/i386/athlon.md,
24776 config/i386/darwin-libgcc.10.4.ver,
24777 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
24778 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
24779 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
24780 config/i386/t-linux64, config/i386/t-nwld,
24781 config/i386/t-rtems-i386, config/i386/t-sol2-10,
24782 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
24783 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
24784 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
24785 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
24786 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
24787 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
24788 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
24789 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
24790 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
24791 config/m68k/t-uclinux, config/mcore/t-mcore,
24792 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
24793 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
24794 config/mips/crtn.asm, config/mips/irix-crti.asm,
24795 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
24796 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
24797 config/mips/mips-fixed.md, config/mips/sb1.md,
24798 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
24799 config/mips/t-iris6, config/mips/t-isa3264,
24800 config/mips/t-libgcc-mips16, config/mips/t-linux64,
24801 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
24802 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
24803 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
24804 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
24805 config/mn10300/t-linux, config/mn10300/t-mn10300,
24806 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
24807 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
24808 config/picochip/libgccExtras/clzsi2.asm,
24809 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
24810 config/rs6000/darwin-libgcc.10.4.ver,
24811 config/rs6000/darwin-libgcc.10.5.ver,
24812 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
24813 config/rs6000/t-aix43, config/rs6000/t-aix52,
24814 config/rs6000/t-darwin, config/rs6000/t-fprules,
24815 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
24816 config/rs6000/t-lynx, config/rs6000/t-netbsd,
24817 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
24818 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
24819 config/rs6000/t-rtems, config/rs6000/t-spe,
24820 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
24821 config/score/t-score-elf, config/sh/divcost-analysis,
24822 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
24823 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
24824 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
24825 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
24826 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
24827 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
24828 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
24829 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
24830 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
24831 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
24832 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
24833 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
24834 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
24835 limitx.h, version.c, xcoff.h: Add copyright and license notices.
24836 * config/h8300/genmova.sh: Include copyright and license notices
24837 in generated output.
24838 * config/h8300/mova.md: Regenerate.
24839 * doc/install.texi2html: Include word "Copyright" in copyright
24840 notice and use name "Free Software Foundation, Inc.".
24841 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
24842 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
24843 ChangeLog-2007, ChangeLog-2008: Correct dates.
24845 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
24847 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
24848 NE_EXPR operations as well.
24849 * c-parser.c (c_parser_condition): Do not set location information on
24851 (c_parser_conditional_expression): Likewise.
24852 (c_parser_binary_expression): Set location information on operators.
24853 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
24854 TRUTH_NOT_EXPR has been folded.
24855 * fold-const.c (fold_truth_not_expr): Copy location information from
24856 the incoming expression to the outgoing one.
24857 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
24858 recursive calls on the LHS of the operator but pass that of the
24859 operator to recursive calls on the RHS of the operator. Set it
24861 (shortcut_cond_expr): Set the locus of the operator on the second
24862 COND_EXPR and that of the expression on the first in degenerate cases.
24863 Pass the locus of the expression to calls to shortcut_cond_r.
24864 Set the locus of the 'then' block on the associated jump, if any.
24865 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
24866 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
24867 expression to call to gimplify_boolean_expr.
24869 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
24871 * config.gcc: Add additional configuration for
24872 i686-w64-mingw* and x86_64-w64-mingw* triplet.
24873 * config/i386/mingw-w64.h: New mingw-w64 specific header.
24874 (CPP_SPEC): Redefine for allowing -municode option.
24875 (STARTFILE_SPEC): Likewise.
24876 * config/i386/t-mingw-w64: New.
24877 * config/i386/mingw-w64.opt: New.
24878 (municode): Add new target option.
24879 * doc/invoke.texi (municode): Add documentation for new option.
24881 2009-04-21 Ian Lance Taylor <iant@google.com>
24883 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24884 Correct test for number of arguments.
24885 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
24887 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
24889 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
24890 argument of emit_library_call.
24892 2009-04-21 Richard Guenther <rguenther@suse.de>
24894 PR middle-end/39829
24895 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
24896 inside VIEW_CONVERT_EXPRs.
24898 2009-04-21 Martin Jambor <mjambor@suse.cz>
24900 * tree-switch-conversion.c (build_constructors): Split a long line.
24901 (constructor_contains_same_values_p): New function.
24902 (build_one_array): Create assigns of constants if possible, do not
24903 call mark_sym_for_renaming, call update_stmt.
24904 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
24905 make_rename_temp. Do not call mark_symbols_for_renaming, call
24907 (gen_def_assigns): Do not call mark_symbols_for_renaming or
24908 find_new_referenced_vars, call update_stmt.
24909 (gen_inbound_check): Use create_tmp_var and create ssa names manually
24910 instead of calling make_rename_temp. Do not call
24911 find_new_referenced_vars or mark_symbols_for_renaming, call
24914 2009-04-21 Richard Guenther <rguenther@suse.de>
24916 PR tree-optimization/39827
24917 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
24918 (tree_ssa_phiprop): Pass the correct array size.
24920 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
24922 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
24924 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
24927 * c-typeck.c (lvalue_p): Move declaration ...
24928 * c-common.h (lvalue_p): ... to here.
24929 * c-common.c (candidate_equal_p): New.
24930 (add_tlist): Use it.
24931 (merge_tlist): Use it.
24932 (warn_for_collisions_1): Likewise.
24933 (warning_candidate_p): Accept more candidates.
24934 (verify_tree): A warning candidate can be an expression. Use
24937 2009-04-21 Ben Elliston <bje@au.ibm.com>
24940 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
24941 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
24942 options. Remove -mcall-solaris documentation.
24944 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24947 * doc/invoke.texi (-Wlong-long): Update description.
24948 * c-lex (interpret_integer): Only warn if there was no previous
24949 overflow and -Wlong-long is enabled.
24950 * c-decl.c (declspecs_add_type): Drop redundant flags.
24951 * c.opt (Wlong-long): Init to -1.
24952 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
24953 and front-end warn_long_long. Wlong-long only depends on other
24954 flags if it is uninitialized.
24955 * c-parser.c (disable_extension_diagnostics): warn_long_long is
24956 the same for CPP and FE.
24957 (restore_extension_diagnostics): Likewise.
24959 2009-04-20 Ian Lance Taylor <iant@google.com>
24961 Fix enum conversions which are invalid in C++:
24962 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
24963 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
24964 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
24965 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
24966 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
24967 (dbxout_parms): Likewise.
24968 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
24969 (df_clear_flags): Likewise.
24970 * df-problems.c (df_rd_bb_local_compute_process_def): Change
24971 top_flag parameter to int.
24972 (df_chain_create_bb_process_use): Likewise.
24973 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
24975 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
24976 (df_ref_create_structure, df_def_record_1): Likewise.
24977 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
24978 (df_notes_rescan): Change 0 to VOIDmode in function call.
24979 (df_get_call_refs, df_insn_refs_collect): Likewise.
24980 (df_bb_regs_collect): Likewise.
24981 (df_entry_block_defs_collect): Likewise.
24982 (df_exit_block_uses_collect): Likewise.
24983 * df.h: Update declarations.
24984 * double-int.c (double_int_divmod): Add cast to enum type.
24985 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
24986 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
24987 (based_loc_descr): Likewise.
24988 (loc_descriptor_from_tree_1): Change first_op and second_op to
24989 enum dwarf_location_atom. Add cast to enum type.
24990 * expmed.c (init_expmed): Change 0 to SET in function call.
24991 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
24992 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
24993 (do_store_flag): Likewise.
24994 * fixed-value.h (struct fixed_value): Change mode to enum
24996 * function.c (assign_parms): Change 0 to VOIDmode in function call.
24997 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
24999 (insert_insn_decl, insert_decl, insert_state): Likewise.
25000 (automata_list_finish): Likewise.
25001 * genrecog.c (process_define_predicate): Add cast to enum type.
25002 * gensupport.c (init_predicate_table): Add cast to enum type.
25003 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
25005 (gimple_build_call_1, gimple_build_label): Likewise.
25006 (gimple_build_goto, gimple_build_asm_1): Likewise.
25007 (gimple_build_switch_1, gimple_build_cdt): Likewise.
25008 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
25009 (enum fallback): Rename from enum fallback_t.
25010 (fallback_t): Typedef as int.
25011 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
25012 GSI_SAME_STMT in function call.
25013 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
25015 (setup_reg_class_relations): Likewise.
25016 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
25017 (setup_prohibited_class_mode_regs): Add cast to enum type.
25018 (setup_prohibited_mode_move_regs): Likewise.
25019 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
25020 (record_address_regs): Change i to enum reg_class.
25021 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
25022 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
25023 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
25024 (GET_MODE_2XWIDER_MODE): Likewise.
25025 (GET_CLASS_NARROWEST_MODE): Likewise.
25026 * omp-low.c (expand_omp_for): Add cast to enum type.
25027 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
25028 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
25029 * postreload.c (reload_cse_simplify_operands): Change rclass local
25031 * predict.c (combine_predictions_for_insn): Change best_predictor
25032 and predictor to enum br_predictor.
25033 (combine_predictions_for_bb): Likewise.
25034 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
25035 use SET_PREDICT_EXPR_OUTCOME.
25036 * real.c (real_arithmetic): Change icode to code in function call.
25037 * reginfo.c (init_move_cost): Add casts to enum type.
25038 (init_reg_sets_1, init_fake_stack_mems): Likewise.
25039 * regmove.c (regclass_compatible_p): Change class0 and class1 to
25041 * reload.c (find_valid_class): Add casts to enum type.
25042 (push_reload): Change 0 to NO_REGS in function call.
25043 (find_reloads): Change this_alternative to array of enum
25044 reg_class. Remove some now-unnecessary casts.
25045 (make_memloc): Change 0 to VOIDmode in function call.
25046 * reload1.c (reload): Change 0 to VOIDmode in function call.
25047 (eliminate_regs_1, elimination_effects): Likewise.
25048 (eliminate_regs_in_insn): Likewise.
25049 (emit_input_reload_insns): Add cast to enum type.
25050 (delete_output_reload): Change 0 to VOIDmode in function call.
25051 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
25052 to enum type in function call.
25053 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
25054 (SET_PREDICT_EXPR_OUTCOME): Define.
25055 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
25056 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
25057 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
25058 (dump_function): Likewise.
25059 * tree-dump.h: Update declarations.
25060 * tree-pass.h: Update declarations.
25061 * varasm.c (assemble_integer): Change mclass to enum mode_class.
25062 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
25064 (arm_rtx_costs_1): Correct parenthesization.
25065 (arm_rtx_costs): Add casts to enum type.
25066 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
25067 (vfp_emit_fstmd): Use add_rg_note.
25068 (emit_multi_reg_push, emit_sfm): Likewise.
25069 (thumb_set_frame_pointer): Likewise.
25070 (arm_expand_prologue): Likewise.
25071 (arm_regno_class): Change return type to enum reg_class.
25072 (thumb1_expand_prologue): Use add_reg_note.
25073 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
25074 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
25076 * config/arm/gentune.sh: Add cast to enum type.
25077 * config/arm/arm-tune.md: Rebuild.
25078 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
25079 (ix86_split_fp_branch, predict_jump): Likewise.
25080 (ix86_expand_multi_arg_builtin): Change sub_code from enum
25081 insn_code to enum rtx_code.
25082 (ix86_builtin_vectorized_function): Add cast to enum type.
25083 * config/i386/i386.md (truncdfsf2): Change slot to enum
25085 (truncxf<mode>2, isinf<mode>2): Likewise.
25086 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
25088 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
25089 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
25090 (insert_bundle_state): Change 1 to INSERT in function call.
25091 (ia64_add_bundle_selector_before): Likewise.
25092 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
25093 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
25094 (restore_stack_nonlocal): Likewise.
25095 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
25097 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
25099 (mips_rtx_costs): Likewise.
25100 (mips_override_options): Add casts to enum type.
25101 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
25103 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
25104 (store_reg, set_reg_plus_d): Likewise.
25105 (hppa_expand_prologue, hppa_profile_hook): Likewise.
25106 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
25108 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
25110 (emit_unlikely_jump): Use add_reg_note.
25111 (rs6000_emit_allocate_stack): Likewise.
25112 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
25113 (output_toc): Change 1 to INSERT in function call.
25114 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
25115 (rs6000_initialize_trampoline): Likewise.
25116 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
25118 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
25119 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
25120 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
25121 (save_gprs): Use add_reg_note.
25122 (s390_emit_prologue): Likewise.
25123 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25124 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
25125 (sparc_fold_builtin): Add cast to enum type.
25126 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
25128 (spu_expand_prologue): Use add_reg_note.
25129 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
25131 2009-04-20 Ian Lance Taylor <iant@google.com>
25133 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
25134 (c_parser_postfix_expression_after_primary): Get VEC for list of
25135 arguments. Get original types of arguments. Call
25136 build_function_call_vec.
25137 (cached_expr_list_1, cached_expr_list_2): New static variables.
25138 (c_parser_expr_list): Change return type to VEC *. Add
25139 p_orig_types parameter. Change all callers.
25140 (c_parser_release_expr): New static function.
25141 (c_parser_vec_to_tree_list): New static function.
25142 * c-typeck.c (build_function_call): Rewrite to build a VEC and
25143 call build_function_call_vec.
25144 (build_function_call_vec): New function, based on old
25145 build_function_call.
25146 (convert_arguments): Remove nargs and argarray parameters. Change
25147 values to a VEC. Add origtypes parameter.
25148 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
25149 (convert_for_assignment): Add origtype parameter. Change all
25150 callers. If warn_cxx_compat, check for conversion to an enum
25151 type when calling a function.
25152 (store_init_value): Add origtype parameter. Change all callers.
25153 (digest_init): Likewise.
25154 (struct init_node): Add origtype field.
25155 (add_pending_init): Add origtype parameter. Change all callers.
25156 (output_init_element): Likewise.
25157 (output_pending_init_elements): Pass origtype from init_node to
25158 output_init_element.
25159 (process_init_element): Pass origtype from c_expr to
25160 output_init_element.
25161 (c_finish_return): Add origtype parameter. Change all callers.
25162 * c-common.c (sync_resolve_size): Change params to VEC *. Change
25164 (sync_resolve_params): Likewise.
25165 (sync_resolve_return): Change params to first_param. Change caller.
25166 (resolve_overloaded_builtins): Change params to VEC *. Change
25167 callers. Save first parameter around call to build_function_call_vec.
25168 * c-decl.c (finish_decl): Add origtype parameter. Change all
25169 callers. Call build_function_call_vec rather than
25170 build_function_call for cleanup.
25171 * c-tree.h: Update declarations.
25172 * c-common.h: Update declarations.
25173 * stub-objc.c (objc_rewrite_function_call): Change parameter from
25174 params to first_param.
25175 * target.h (struct gcc_target): Change resolve_overloaded_builtin
25176 params parameter from tree to void *.
25177 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25178 Change arglist parameter to have type void *, and to be a pointer
25180 * config/rs6000/rs6000-protos.h
25181 (altivec_resolve_overloaded_builtin): Update declaration.
25182 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
25183 fnargs parameter to have type void *, and to be a pointer to a
25184 VEC. Call build_function_call_vec instead of
25185 build_function_call.
25186 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
25188 2009-04-20 Joey Ye <joey.ye@intel.com>
25189 Xuepeng Guo <xuepeng.guo@intel.com>
25190 H.J. Lu <hongjiu.lu@intel.com>
25192 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
25194 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
25195 (IX86_LEA_PRIORITY): Likewise.
25196 (distance_non_agu_define): New function.
25197 (distance_agu_use): Likewise.
25198 (ix86_lea_for_add_ok): Likewise.
25199 (ix86_dep_by_shift_count): Likewise.
25201 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
25202 should split for LEA.
25204 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
25206 (ix86_dep_by_shift_count): Likewise.
25208 2009-04-20 Richard Guenther <rguenther@suse.de>
25210 * expr.c (handled_component_p): Move ...
25211 * tree.h (handled_component_p): ... here.
25212 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
25213 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
25214 and REALPART_EXPR to be in one group.
25216 2009-04-20 Richard Guenther <rguenther@suse.de>
25218 * basic-block.h (get_all_dominated_blocks): Declare.
25219 * dominance.c (get_all_dominated_blocks): New function.
25220 * tree-cfg.c (get_all_dominated_blocks): Remove.
25221 (remove_edge_and_dominated_blocks): Adjust.
25222 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
25223 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
25224 instead of recursing.
25226 2009-04-20 Doug Kwan <dougkwan@google.com>
25228 * cgraph.h (cgraph_node_ptr): New type for vector functions.
25229 (struct cgraph_node_set_def): New type.
25230 (cgraph_node_set) New type. Also declare vector functions.
25231 (struct cgraph_node_set_element_def): New type.
25232 (cgraph_node_set_element): Ditto.
25233 (cgraph_node_set_iterator): New iterator type.
25234 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
25235 cgraph_node_set_remove, dump_cgraph_node_set,
25236 debug_cgraph_node_set): New prototypes.
25237 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
25238 cgraph_node_set_size): New inlines.
25239 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
25240 including cgraph.h.
25241 (struct ipa_opt_pass): Add struct cgraph_node_set_def
25242 argument to function 'write_summary'.
25243 * ipa.c: Include ggc.h.
25244 (hash_cgraph_node_set_element,
25245 eq_cgraph_node_set_element, cgraph_node_set_new,
25246 cgraph_node_set_add, cgraph_node_set_remove,
25247 cgraph_node_set_find, dump_cgraph_node_set,
25248 debug_cgraph_node_set): New functions.
25249 * Makefile.in (ipa.o): Add dependency on GGC_H.
25251 2009-04-20 Ira Rosen <irar@il.ibm.com>
25253 PR tree-optimization/39675
25254 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
25255 check of the return code of vect_schedule_slp. Check that
25256 stmt_vec_info still exists for the statement, before checking its
25257 vectorization type.
25259 2009-04-20 Michael Matz <matz@suse.de>
25261 * Makefile.in (generated_files): Take out $(simple_generated_c).
25263 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
25265 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
25266 (UINTPTR_TYPE): Likewise.
25268 2009-04-19 Joseph Myers <joseph@codesourcery.com>
25271 * c-typeck.c (digest_init): Check for initializing an array with a
25274 2009-04-19 Joseph Myers <joseph@codesourcery.com>
25277 * c-semantics.c (pop_stmt_list): Propagate
25278 STATEMENT_LIST_HAS_LABEL to parent statement list.
25280 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
25282 * config/mips/mips.h (mips_tune_attr): New macro.
25283 * config/mips/mips.md (cpu): Use it.
25285 2009-04-19 Joseph Myers <joseph@codesourcery.com>
25288 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
25291 2009-04-19 Diego Novillo <dnovillo@google.com>
25293 * toplev.c (compile_file): Move call to coverage_finish ...
25294 * cgraphunit.c (ipa_passes): ... here.
25295 Call cgraph_process_new_functions.
25296 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
25297 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
25299 2009-04-19 Jan Hubicka <jh@suse.cz>
25301 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
25303 (dump_cgraph_node): Dump can throw external flag.
25304 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
25306 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
25310 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
25311 * common.opt (Wlogical-op): Move from here...
25312 * c.opt (Wlogical-op): ... to here.
25313 * c-typeck.c (parser_build_binary_op): Update call to
25314 warn_logical_operator.
25315 * c-opts.c (c_common_post_options): Enable warn_logical_op with
25317 * c-common.c (warn_logical_op): Update.
25318 * c-common.h (warn_logical_op): Update declaration.
25320 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
25322 * tree.c (protected_set_expr_location): Fix formatting.
25324 2009-04-18 Joseph Myers <joseph@codesourcery.com>
25327 * c-typeck.c (readonly_warning): new.
25328 (build_unary_op, build_modify_expr): Use readonly_warning for
25329 storing into something readonly but not const-qualified.
25331 2009-04-18 Joseph Myers <joseph@codesourcery.com>
25334 * c-typeck.c (build_unary_op): Check for taking address of
25335 expression of type void.
25337 2009-04-18 Joseph Myers <joseph@codesourcery.com>
25340 * c-typeck.c (build_function_call): Check for calling a function
25341 with qualified void return types. Call require_complete_type when
25344 2009-04-18 Jan Hubicka <jh@suse.cz>
25346 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
25348 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
25349 can_throw_external flag.
25350 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
25351 * ipa-pure-const.c (ignore_edge): New function.
25352 (propagate): Compute order for NOTHROW computation; set NOTHROWs
25353 only over can_throw_external edges.
25354 (local_pure_const): Add nothrow flag.
25355 * ipa-utils.c (searchc): Add ignore_edge callback.
25356 (ipa_utils_reduced_inorder): Add ignore_edge callback.
25357 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
25358 (set_nothrow_function_flags): Update cgraph.
25359 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
25361 2009-04-18 Richard Guenther <rguenther@suse.de>
25363 PR middle-end/39804
25364 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
25365 (fold_stmt): ... this and ...
25366 (fold_stmt_inplace): ... this.
25367 (fold_stmt_1): Fold references in calls and asms.
25368 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
25370 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25372 * tree-vrp.c (ssa_name_nonzero_p): Remove.
25373 * tree.h: Remove the prototype for ssa_name_nonzero_p.
25375 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25377 * tree.c (function_args_count): Remove.
25378 * tree.h: Remove the prototype for function_args_count.
25380 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25382 * tree-iterator.c (expr_only): Remove.
25383 * tree.h: Remove the prototype for expr_only.
25385 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25387 * reginfo.c (cannot_change_mode_set_regs): Remove.
25388 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
25390 2009-04-08 Anatoly Sokolov <aesok@post.ru>
25392 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
25393 whether operands 0 and 1 overlaps.
25395 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
25397 PR middle-end/36902
25398 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
25399 pointer. Use warning_at instead of warning.
25400 (search_for_addr_array): Likewise.
25401 (check_array_bounds): Likewise.
25402 (check_all_array_refs): Check that the incoming edge is not in the
25403 list of edges to be removed.
25404 (check_all_array_refs): Avoid the temporal pointer.
25405 (vrp_visit_cond_stmt): Fix typo.
25406 (simplify_switch_using_ranges): Handle the case where the switch
25407 index is an integer constant.
25409 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
25411 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
25413 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25415 * doc/extend.texi, doc/invoke.texi: Fix typos.
25417 2009-04-17 Cary Coutant <ccoutant@google.com>
25419 * tree-flow-inline.h (get_lineno): Fix inverted test.
25421 2009-04-17 Diego Novillo <dnovillo@google.com>
25423 * tree-ssa-pre.c (create_expression_by_pieces): Remove
25424 assertion for AVAIL_OUT.
25426 2009-04-17 Mike Frysinger <vapier@gentoo.org>
25429 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
25430 * config/sh/linux-atomic.asm: Likewise.
25432 2009-04-17 Diego Novillo <dnovillo@google.com>
25434 * except.c (debug_eh_tree): New.
25435 (struct eh_region, struct eh_status): Move ...
25436 * except.h: ... here.
25437 (add_type_for_runtime): Declare extern.
25438 (lookup_type_for_runtime): Likewise.
25439 (debug_eh_tree): Declare.
25440 * Makefile.in (GTFILES): List except.h before except.c
25442 2009-04-17 Diego Novillo <dnovillo@google.com>
25444 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
25445 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
25446 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
25447 (find_vars_r): ... here.
25448 * tree-flow.h (find_referenced_vars_in): Declare.
25449 * tree-ssa-pre.c (create_expression_by_pieces): Assert
25450 that AVAIL_OUT exists for BLOCK.
25451 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
25452 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
25453 (tree-parloops.o): Likewise.
25455 2009-04-17 Simon Baldwin <simonb@google.com>
25457 * toplev.c (default_tree_printer): Add handling for %E format.
25459 2009-04-17 Diego Novillo <dnovillo@google.com>
25461 * tree-pretty-print.c (dump_generic_node): Add break after
25462 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
25463 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
25464 FUNCTION_TYPE together. Call print_struct_decl when printing
25465 structures and TDF_SLIM is not given.
25466 (print_struct_decl): Fix logic for detecting recursion.
25468 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
25471 * gcc.c (create_at_file): New.
25472 (compile_input_file_p): New.
25473 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
25474 * main.c (main): Update call to toplev_main.
25475 * toplev.c (toplev_main): Change signature. Call expandargv.
25476 * toplev.h (toplev_main): Change signature.
25478 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
25480 * dwarf2out.c (field_byte_offset): Use the type size as the field size
25481 if the latter is not constant.
25483 2009-04-17 David Edelsohn <edelsohn@gnu.org>
25485 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
25487 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
25489 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
25490 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
25492 2009-04-17 Richard Guenther <rguenther@suse.de>
25494 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25495 Handle component references view-converting an invariant address.
25497 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
25499 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
25500 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
25501 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
25502 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
25503 Use @deftypevr rather than @deftypevar.
25505 2009-04-17 Richard Guenther <rguenther@suse.de>
25507 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
25508 (get_prop_source_stmt): Likewise.
25509 (can_propagate_from): Likewise.
25511 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
25513 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
25514 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
25515 (--with-multilib-list): Add default value.
25516 * configure: Regenerate.
25517 * Makefile.in (TM_ENDIAN_CONFIG): Define.
25518 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
25519 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
25520 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
25521 Don't add default cpu to multilib list unnecessarily, but do enable
25522 the relevant compiler option..
25523 Add support for --with-multilib-list=<blank> and
25524 --with-multilib-list=!<somelib> to supress unwanted multilibs.
25525 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
25526 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
25527 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
25528 TM_MULTILIB_CONFIG.
25529 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
25530 (MULTILIB_OSDIRNAMES): New variable.
25531 * config/sh/t-1e: Delete file.
25532 * config/sh/t-mlib-sh1: Delete file.
25533 * config/sh/t-mlib-sh2: Delete file.
25534 * config/sh/t-mlib-sh2a: Delete file.
25535 * config/sh/t-mlib-sh2a-nofpu: Delete file.
25536 * config/sh/t-mlib-sh2a-single: Delete file.
25537 * config/sh/t-mlib-sh2a-single-only: Delete file.
25538 * config/sh/t-mlib-sh2e: Delete file.
25539 * config/sh/t-mlib-sh3e: Delete file.
25540 * config/sh/t-mlib-sh4: Delete file.
25541 * config/sh/t-mlib-sh4-nofpu: Delete file.
25542 * config/sh/t-mlib-sh4-single: Delete file.
25543 * config/sh/t-mlib-sh4-single-only: Delete file.
25544 * config/sh/t-mlib-sh4a: Delete file.
25545 * config/sh/t-mlib-sh4a-nofpu: Delete file.
25546 * config/sh/t-mlib-sh4a-single: Delete file.
25547 * config/sh/t-mlib-sh4a-single-only: Delete file.
25548 * config/sh/t-mlib-sh4al: Delete file.
25549 * config/sh/t-mlib-sh5-32media: Delete file.
25550 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
25551 * config/sh/t-mlib-sh5-64media: Delete file.
25552 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
25553 * config/sh/t-mlib-sh5-compact: Delete file.
25554 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
25555 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
25556 * doc/install.texi (Options specification): Add
25557 --with-multilib-list and --with-endian.
25559 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
25561 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
25563 (OBJS-common): Add plugin-version.o.
25564 (plugin-version.o): New.
25565 * gcc-plugin.h (plugin_gcc_version): New.
25566 (plugin_default_version_check): New.
25567 (plugin_init_func, plugin_init): Add version argument.
25568 * plugin-version.c: New.
25569 * plugin.c (str_plugin_gcc_version_name): New.
25570 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
25571 pass it to the init function.
25572 (plugin_default_version_check): New.
25574 2009-04-17 Richard Guenther <rguenther@suse.de>
25576 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
25577 for decl-vs-decl disambiguation.
25579 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
25581 * config/s390/s390.h (s390_tune_attr): New macro definition.
25582 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
25584 2009-04-17 Richard Guenther <rguenther@suse.de>
25586 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
25587 (fold_stmt_r): Likewise.
25588 (maybe_fold_reference): New function.
25589 (fold_gimple_assign): Handle cases fold_stmt_r did.
25590 (fold_stmt): Do not use fold_stmt_r.
25591 (fold_stmt_inplace): Likewise.
25593 2009-04-17 Richard Guenther <rguenther@suse.de>
25595 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
25596 (record_equivalences_from_stmt): Remove useless checks and
25598 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
25599 the type is already suitable.
25601 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
25603 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
25605 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
25607 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
25608 (CMPtype): Define as __gcc_CMPtype.
25610 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
25612 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
25613 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
25615 2009-04-17 Richard Guenther <rguenther@suse.de>
25617 PR tree-optimization/39746
25618 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
25619 special-casing for builtins and static variable use/def.
25620 (call_may_clobber_ref_p_1): Likewise.
25622 2009-04-16 Ian Lance Taylor <iant@google.com>
25624 * df.h: Include "timevar.h".
25625 (struct df_problem): Change tv_id field to timevar_id_t.
25626 * tree-pass.h: Include "timevar.h".
25627 (struct opt_pass): Change tv_id field to timevar_id_t.
25628 * timevar.h (timevar_id_t): Define TV_NONE.
25629 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
25630 TV_NONE rather than tv_id != 0.
25631 (execute_one_pass): Likewise.
25632 * Makefile.in (DF_H): Add $(TIMEVAR_H).
25633 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
25634 dependencies to $(TREE_PASS_H).
25635 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
25637 (pass_branch_target_load_optimize2): Likewise.
25638 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
25639 (pass_outof_cfg_layout_mode): Likewise.
25640 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
25641 (pass_rebuild_cgraph_edges): Likewise.
25642 (pass_remove_cgraph_callee_edges): Likewise.
25643 * df-core.c (pass_df_initialize_opt): Likewise.
25644 (pass_df_initialize_no_opt): Likewise.
25645 (pass_df_finish): Likewise.
25646 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
25647 * except.c (pass_set_nothrow_function_flags): Likewise.
25648 (pass_convert_to_eh_region_ranges): Likewise.
25649 * final.c (pass_compute_alignments): Likewise.
25650 * function.c (pass_instantiate_virtual_regs): Likewise.
25651 (pass_init_function): Likewise.
25652 (pass_leaf_regs): Likewise.
25653 (pass_match_asm_constraints): Likewise.
25654 * gimple-low.c (pass_lower_cf): Likewise.
25655 (pass_mark_used_blocks): Likewise.
25656 * init-regs.c (pass_initialize_regs): Likewise.
25657 * integrate.c (pass_initial_value_sets): Likewise.
25658 * ira.c (pass_ira): Likewise.
25659 * jump.c (pass_cleanup_barriers): Likewise.
25660 * omp-low.c (pass_expand_omp): Likewise.
25661 (pass_lower_omp): Likewise.
25662 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
25663 * recog.c (pass_split_all_insns): Likewise.
25664 (pass_split_after_reload): Likewise.
25665 (pass_split_before_regstack): Likewise.
25666 (pass_split_before_sched2): Likewise.
25667 (pass_split_for_shorten_branches): Likewise.
25668 * reginfo.c (pass_reginfo_init): Likewise.
25669 (pass_subregs_of_mode_init): Likewise.
25670 (pass_subregs_of_mode_finish): Likewise.
25671 * passes.c (pass_postreload): Likewise.
25672 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
25673 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
25674 (pass_warn_function_return): Likewise.
25675 (pass_warn_function_noreturn): Likewise.
25676 * tree-complex.c (pass_lower_complex): Likewise.
25677 (pass_lower_complex_O0): Likewise.
25678 * tree-if-conv.c (pass_if_conversion): Likewise.
25679 * tree-into-ssa.c (pass_build_ssa): Likewise.
25680 * tree-mudflap.c (pass_mudflap_1): Likewise.
25681 (pass_mudflap_2): Likewise.
25682 * tree-nomudflap.c (pass_mudflap_1): Likewise.
25683 (pass_mudflap_2): Likewise.
25684 * tree-nrv.c (pass_return_slot): Likewise.
25685 * tree-object-size.c (pass_object_sizes): Likewise.
25686 * tree-optimize.c (pass_all_optimizations): Likewise.
25687 (pass_early_local_passes): Likewise.
25688 (pass_all_early_optimizations): Likewise.
25689 (pass_cleanup_cfg): Likewise.
25690 (pass_cleanup_cfg_post_optimizing): Likewise.
25691 (pass_free_datastructures): Likewise.
25692 (pass_free_cfg_annotations): Likewise.
25693 (pass_fixup_cfg): Likewise.
25694 (pass_init_datastructures): Likewise.
25695 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
25696 (pass_late_warn_uninitialized): Likewise.
25697 (pass_update_address_taken): Likewise.
25698 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
25699 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
25700 (pass_cse_sincos): Likewise.
25701 (pass_convert_to_rsqrt): Likewise.
25702 * tree-ssa-structalias.c (pass_build_alias): Likewise.
25703 * tree-stdarg.c (pass_stdarg): Likewise.
25704 * tree-tailcall.c (pass_tail_recursion): Likewise.
25705 (pass_tail_calls): Likewise.
25706 * tree-vect-generic.c (pass_lower_vector): Likewise.
25707 (pass_lower_vector_ssa): Likewise.
25708 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
25710 2009-04-16 Joseph Myers <joseph@codesourcery.com>
25712 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
25714 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
25716 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
25717 logical and signext.
25719 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
25722 * config/sh/predicates.md (arith_operand): Check if the operand
25723 of TRUNCATE is a REG.
25725 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25727 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
25728 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
25730 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25732 * tree-iterator.c (tsi_split_statement_list_after,
25733 tsi_split_statement_list_before): Remove.
25734 * tree-iterator.h: Remove the prototypes for
25735 tsi_split_statement_list_after and tsi_split_statement_list_before.
25737 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25739 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
25740 * tree-ssa-propagate.h: Remove the prototype for
25741 stmt_makes_single_load.
25743 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25745 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
25746 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
25748 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25750 * tree-iterator.c (EXPR_LAST_BODY): Remove.
25752 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25754 * except.c (eh_region_outer_p): Remove.
25755 * except.h: Remove the prototype for eh_region_outer_p.
25757 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25759 * function.c (current_function_assembler_name): Remove.
25760 * function.h: Remove the prototype for
25761 current_function_assembler_name.
25763 2009-04-16 Ian Lance Taylor <iant@google.com>
25765 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
25766 (add_reg_note): Call alloc_reg_note.
25767 * rtl.h (alloc_reg_note): Declare.
25768 * combine.c (try_combine): Use alloc_reg_note.
25769 (recog_for_combine, move_deaths): Likewise.
25770 (distribute_notes): Use alloc_reg_note and add_reg_note.
25771 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
25772 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
25773 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
25775 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
25777 PR rtl-optimization/39762
25778 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
25779 ira_may_move_out_cost): Add comments about way of their usage.
25780 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
25782 * ira-conflicts.c (process_regs_for_copy): Use function
25783 ira_get_register_move_cost instead of global
25784 ira_register_move_cost.
25786 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
25787 color_pass, move_spill_restore, update_curr_costs): Ditto.
25789 * ira-lives.c (process_single_reg_class_operands): Ditto.
25791 * ira-emit.c (emit_move_list): Ditto.
25793 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
25794 (record_reg_classes): Ditto. Use functions
25795 ira_get_register_move_cost and ira_get_may_move_cost instead of
25796 global vars ira_register_move_cost, ira_may_move_out_cost and
25797 ira_may_move_in_cost.
25798 (record_address_regs): Don't call ira_init_register_move_cost.
25799 Use function ira_get_may_move_cost instead of global
25800 ira_may_move_in_cost.
25801 (process_bb_node_for_hard_reg_moves): Use function
25802 ira_get_register_move_cost instead of global ira_register_move_cost.
25803 (ira_costs): Don't call ira_init_register_move_cost.
25805 2009-04-16 Richard Guenther <rguenther@suse.de>
25807 * tree-cfg.c (verify_gimple_assign_binary):
25808 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
25809 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
25810 (create_general_new_stmt): Note that this function is broken.
25812 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25814 * common.opt (fhelp): Add Var(help_flag).
25815 * gcc-plugin.h (plugin_info): Add help.
25816 * plugin.c (plugin_name_args): Add help.
25817 (register_plugin_info): Set plugin->help.
25818 (print_help_one_plugin): New.
25819 (print_plugins_help): New.
25820 * plugin.h (print_plugins_help): New.
25821 * toplev.c (toplev_main): Call print_plugins_help if needed.
25823 2009-04-16 Richard Guenther <rguenther@suse.de>
25825 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
25826 (gimple_ior_addresses_taken_1): New function.
25827 (gimple_ior_addresses_taken): Likewise.
25828 * gimple.h (struct gimple_statement_with_ops_base): Remove
25829 addresses_taken member.
25830 (gimple_ior_addresses_taken): Declare.
25831 (gimple_addresses_taken, gimple_addresses_taken_ptr,
25832 gimple_set_addresses_taken): Remove.
25833 * ipa-reference.c (mark_address): New function.
25834 (scan_stmt_for_static_refs): Use it for marking addresses taken.
25835 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
25836 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
25837 (gimple_add_to_addresses_taken): Remove.
25838 (get_tmr_operands): Call mark_address_taken.
25839 (get_asm_expr_operands): Likewise.
25840 (get_expr_operands): Likewise.
25841 (build_ssa_operands): Do not clear the addresses_taken bitmap.
25842 (free_stmt_operands): Do not free it.
25843 * tree-ssa.c (delete_tree_ssa): Likewise.
25844 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
25846 2009-04-16 Richard Guenther <rguenther@suse.de>
25848 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
25849 (walk_stmt_load_store_ops): Likewise.
25850 * gimple.c (get_base_loadstore): New function.
25851 (walk_stmt_load_store_addr_ops): Likewise.
25852 (walk_stmt_load_store_ops): Likewise.
25853 * ipa-pure-const.c (check_op): Simplify.
25854 (check_load, check_store): New functions.
25855 (check_stmt): Use walk_stmt_load_store_ops.
25856 * ipa-reference.c (mark_load): Adjust signature.
25857 (mark_store): Likewise.
25858 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
25860 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25862 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
25863 (plugin_info): New.
25864 * opts.c (common_handle_option): Don't call print_version.
25865 * plugin.c (plugin_name_args): Add version.
25866 (register_plugin_info): New.
25867 (register_callback): Handle PLUGIN_INFO.
25868 (try_init_one_plugin): New.
25869 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
25871 (finalize_one_plugin): New.
25872 (finalize_plugins): New.
25873 (print_one_plugin): New.
25874 (print_plugins_versions): New.
25875 * plugin.h (print_plugins_versions): New.
25876 (finalize_plugins): New.
25877 * toplev.c (compile_file): Don't call initialize_plugins.
25878 (print_version): Call print_plugins_versions.
25879 (toplev_main): Call initialize_plugins. Print version if needed.
25880 Call finalize_plugins.
25882 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25884 * common.opt (fversion): New.
25885 * gcc.c (print_version): New.
25886 (process_command): Don't print the version. Just set print_version.
25887 (main): Print version. Call subprocesses if print_version and
25888 verbose_flag are set.
25889 * opts.c (common_handle_option): Handle OPT_fversion.
25891 2009-04-16 Richard Guenther <rguenther@suse.de>
25892 Ira Rosen <irar@il.ibm.com>
25894 PR tree-optimization/39698
25895 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
25896 type of the reduction variable. Only generate the def if
25899 * omp-low.c (expand_omp_for_generic): When converting to a pointer
25900 make sure to first convert to an integer of the same precision.
25901 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
25902 the type of the evolution correctly in computing the new
25903 induction variable base.
25905 2009-04-16 Richard Guenther <rguenther@suse.de>
25907 PR middle-end/39625
25908 * tree-cfg.c (make_blocks): Split statements with to-be
25909 abnormal SSA names on the lhs.
25911 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
25913 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
25914 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
25915 * c-typeck.c (really_start_incremental_init): Likewise.
25916 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
25917 (TARGET_INITIALIZER): Remove it.
25918 * target.h (struct target): Remove vector_opaque_p.
25919 * tree.c (build_opaque_vector_type): New.
25920 * tree.h (TYPE_VECTOR_OPAQUE): New.
25921 (build_opaque_vector_type): Declare.
25922 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
25923 * config/rs6000/rs6000.c (build_opaque_vector_type,
25924 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
25925 (rs6000_init_builtins): Use build_opaque_vector_type for
25926 opaque_V4SI_type_node.
25928 2009-04-15 Catherine Moore <clm@codesourcery.com>
25930 * debug.h (set_name): Declare.
25931 * dwarf2out.c (dwarf2out_set_name): Declare.
25932 (dwarf2_debug_hooks): Add set_name.
25933 (find_AT_string): New.
25934 (add_AT_string): Call find_AT_string.
25935 (dwarf2out_set_name): New.
25936 * cp/decl.c (grokdeclarator): Call set_name.
25937 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
25938 * debug.c (do_nothing_debug_hooks): Likewise.
25939 * dbxout.c (dbx_debug_hooks): Likewise.
25940 * sdbout.c (sdb_debug_hooks): Likewise.
25942 2009-04-15 Michael Eager <eager@eagercon.com>
25944 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
25945 reg for single-precision FPU.
25946 * config/rs6000/rs6000.md (movsi_internal1): Only for
25947 !TARGET_SINGLE_FPU.
25948 (movsi_internal1_single): New. Add pattern to move SI values to/from
25949 single-precision FP regs.
25951 2009-04-15 Richard Guenther <rguenther@suse.de>
25953 * omp-low.c (lower_rec_input_clauses): Build correct address
25955 (expand_omp_for_generic): Fix multiplication type.
25956 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
25957 (generate_memset_zero): Fix types.
25958 * tree-profile.c (prepare_instrumented_value): Correctly
25961 2009-04-15 Ian Lance Taylor <iant@google.com>
25963 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
25964 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
25965 for -Wall and for -Wc++-compat.
25966 (c_common_post_options): For C++, set warn_enum_compare if not
25968 * c-tree.h (struct c_expr): Add field original_type.
25969 (build_external_ref): Update declaration.
25970 * c-parser.c (c_parser_braced_init): Set original_type.
25971 (c_parser_initelt): Likewise.
25972 (c_parser_expr_no_commas): Likewise.
25973 (c_parser_conditional_expression): Likewise.
25974 (c_parser_cast_expression): Likewise.
25975 (c_parser_unary_expression): Likewise. Pull setting of
25976 original_code to top of function.
25977 (c_parser_sizeof_expression): Set original_type.
25978 (c_parser_alignof_expression): Likewise.
25979 (c_parser_postfix_expression): Likewise. Pull setting of
25980 original_code to top of function.
25981 (c_parser_postfix_expression_after_paren_type): Set original_type.
25982 (c_parser_postfix_expression_after_primary): Likewise.
25983 (c_parser_expression): Likewise.
25984 * c-typeck.c (build_external_ref): Add type parameter. Change all
25986 (c_expr_sizeof_expr): Set original_type field.
25987 (parser_build_unary_op): Likewise.
25988 (parser_build_binary_op): Likewise. Optionally warn about
25989 comparisons of enums of different types.
25990 (digest_init): Set original_type field.
25991 (really_start_incremental_init): Likewise.
25992 (push_init_level, pop_init_level): Likewise.
25993 * doc/invoke.texi (Warning Options): -Wenum-compare now
25996 2009-04-15 Richard Guenther <rguenther@suse.de>
25998 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
25999 out a necessary conversion.
26000 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
26001 names we didn't value number.
26002 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
26004 2009-04-15 Richard Guenther <rguenther@suse.de>
26006 PR tree-optimization/39764
26007 * tree-ssa-ccp.c (get_value): Canonicalize value with
26008 canonicalize_float_value.
26010 2009-04-15 Jan Hubicka <jh@suse.cz>
26012 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
26013 Wrong version of patch.
26015 2009-04-15 Jan Hubicka <jh@suse.cz>
26017 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
26019 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
26021 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
26022 our distinct integral and vector types.
26024 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
26026 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
26027 * init.c (build_vtbl_address): Remove call to assemble_external.
26029 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
26031 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
26032 output for other floating point modes.
26034 2009-04-14 Diego Novillo <dnovillo@google.com>
26036 * diagnostic.c (diagnostic_report_diagnostic): Do not
26037 warn about loaded plugins for DK_ERROR and DK_WARNING.
26038 * c-decl.c (declspecs_add_type): Move call to
26039 invoke_plugin_callbacks ...
26040 * c-parser.c (c_parser_declspecs): ... here.
26041 * plugin.c (dump_active_plugins): Tidy output.
26043 2009-04-14 Diego Novillo <dnovillo@google.com>
26044 Le-Chun Wu <lcwu@google.com>
26046 * configure.ac: Add --enable-plugin support.
26047 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
26048 * Makefile.in (PLUGIN_H): Define.
26049 Export ENABLE_PLUGIN and GMPINC to site.exp.
26050 Add PLUGINLIBS to link command.
26051 Add/modify dependencies for plugin.o and files including plugin.h.
26053 * config.in: Regenerate.
26055 * opts.c (common_handle_option): Handle OPT_fplugin_ and
26058 2009-04-14 Le-Chun Wu <lcwu@google.com>
26060 * tree-pass.h (register_one_dump_file): Add a prototype for
26061 register_one_dump_file.
26062 * toplev.c (compile_file): Call initialize_plugins.
26063 (do_compile): Call invoke_plugin_callbacks.
26064 (toplev_main): Call invoke_plugin_callbacks.
26065 * common.opt: Add -fplugin= and -fplugin-arg-.
26066 * gcc-plugin.h: New public header file for plugins to include.
26067 * plugin.c: New source file.
26068 * plugin.h: New internal header file.
26069 * passes.c (register_one_dump_file): Make it external.
26071 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
26073 2009-04-14 Diego Novillo <dnovillo@google.com>
26075 * doc/plugins.texi: New.
26076 * doc/gccint.texi: Add reference to Plugins chapter.
26077 * doc/invoke.texi: Document -fplugin and -fplugin-arg
26078 * diagnostic.c (diagnostic_report_diagnostic): Warn about
26079 loaded plugins, if any.
26080 * timevar.def (TV_PLUGIN_INIT): Define.
26081 (TV_PLUGIN_RUN): Define.
26082 * plugin.c: Include timevar.h
26083 (plugins_active_p): New.
26084 (dump_active_plugins): New.
26085 (debug_active_plugins): New.
26087 2009-04-14 Joseph Myers <joseph@codesourcery.com>
26089 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
26091 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
26093 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
26095 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
26096 the same as a minus without a shift.
26098 2009-04-14 Nick Clifton <nickc@redhat.com>
26100 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
26101 comparisons with small integers will always produce a short
26104 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
26107 2008-12-19 Diego Novillo <dnovillo@google.com>
26109 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
26111 2009-04-14 Richard Guenther <rguenther@suse.de>
26113 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
26115 (verify_gimple_assign_binary): Likewise. Handle shifts and
26117 (verify_gimple_phi): Print the mismatched argument position.
26118 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
26120 (vect_update_init_of_dr): Likewise.
26121 * matrix-reorg.c (transform_access_sites): Do what the
26123 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
26125 2009-04-13 Michael Eager <eager@eagercon.com>
26127 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
26128 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
26129 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
26130 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
26131 remove duplicate config
26133 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
26135 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
26136 file_name:line_number type locator of the call site.
26138 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
26140 * genautomata.c: Put blank after comma.
26141 (automaton_decls): New.
26142 (struct unit_usage): Add comments to member next.
26143 (store_alt_unit_usage): Keep the list ordered.
26144 (unit_present_on_list_p, equal_alternatives_p): New.
26145 (check_regexp_units_distribution): Check units distribution
26146 correctness correctly.
26147 (main): Don't write automata if error is found. Return correct
26150 * config/m68k/cf.md (cfv4_ds): Remove.
26151 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
26152 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
26154 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
26155 power4-load-ext, power4-store, power4-store-update,
26156 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
26157 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
26158 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
26159 power4-sqrt, power4-isync): Modify reservation to make correct
26160 unit distribution to automata.
26162 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
26163 power5-store-update, power5-two, power5-three, power5-lmul,
26164 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
26166 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
26168 * except.c (pass_set_nothrow_function_flags): Set name and add
26170 (set_nothrow_function_flags): Mention in the dump file when
26171 changing a function to nothrow.
26173 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
26176 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
26177 instead of unsigned long.
26179 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26181 * config/arm/arm.c (return_used_this_function): Remove.
26182 (arm_output_function_prologue): Remove use of
26183 return_used_this_function.
26184 (output_return_instruction): Replace use of
26185 return_used_this_function
26186 by cfun->machine->return_used_this_function.
26187 (arm_output_epilogue): Likewise.
26188 (arm_output_function_epilogue): Likewise.
26189 (thumb_unexpanded_epilogue): Likewise.
26190 * config/arm/arm.h (struct machine_function):
26191 New member return_used_this_function.
26193 2009-04-12 Mark Mitchell <mark@codesourcery.com>
26195 * doc/install.texi: Correct description of default directory for
26196 --with-gxx-include-dir.
26198 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
26200 * fold-const.c (build_range_check): Properly deal with enumeral and
26201 boolean base types.
26203 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
26205 * doc/invoke.texi (max_gcse_passes): Remove documentation.
26206 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
26207 * params.h (MAX_GCSE_PASSES): Remove.
26208 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
26209 in sequence. Remove ability to run multiple passes.
26210 (bypass_jumps): Report run as third CPROP pass.
26212 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
26214 PR middle-end/39651
26215 * except.c (can_throw_external): Look at each insn in a SEQUENCE
26216 when deciding whether the whole SEQUENCE can throw.
26218 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
26221 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
26222 offseted label references.
26224 2009-04-11 Jan Hubicka <jh@suse.cz>
26226 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
26228 2009-04-11 Richard Guenther <rguenther@suse.de>
26230 PR middle-end/39732
26231 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
26232 return variables as TREE_ADDRESSABLE.
26234 2009-04-11 Richard Guenther <rguenther@suse.de>
26236 PR tree-optimization/39713
26237 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
26238 reference trees have SSA_NAME operands.
26240 2009-04-11 Richard Guenther <rguenther@suse.de>
26243 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
26244 address expressions.
26246 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
26248 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
26249 match changes in Cygwin 1.7
26250 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
26251 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
26253 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
26255 PR tree-optimization/39701
26256 * doc/invoke.texi (Optimization Options): Document change in
26257 meaning and initialization of -fdelete-null-pointer-checks.
26259 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
26261 PR middle-end/39701
26262 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
26264 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
26267 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
26269 2009-04-10 Chao-ying Fu <fu@mips.com>
26271 * doc/tm.texi (Instruction Output): Document
26272 TARGET_ASM_FINAL_POSTSCAN_INSN.
26273 * target.h (final_postscan_insn): New field in asm_out.
26274 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
26275 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
26276 * final.c (final_scan_insn): Call
26277 targetm.asm_out.final_postscan_insn after outputting
26278 an asm macro and a normal instruction.
26280 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
26281 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
26282 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
26283 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
26284 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
26286 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
26288 PR middle-end/39701
26289 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
26290 variables as non-NULL even with -fdelete-null-pointer-checks.
26292 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
26294 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
26296 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
26299 * config/i386/i386.c (classify_argument): Handle SCmode with
26300 (bit_offset % 64) != 0.
26302 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
26304 * doc/invoke.texi (Optimize Options): Add cross-reference to
26305 -Q --help=optimizers examples.
26307 2009-04-10 Ben Elliston <bje@au.ibm.com>
26310 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
26311 regalign for the reg == fpr and TDmode case.
26313 2009-04-09 David Ayers <ayers@fsfe.org>
26316 * objc/objc-act.c (warn_with_method): Remove helper function.
26317 (check_duplicates): Call warning and inform directly.
26318 (really_start_method): Likewise.
26320 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
26322 * expmed.c (expand_divmod): Always use a comparison for a division
26323 by a large unsigned integer.
26325 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
26326 for things others than variables or functions as nonzero.
26328 2009-04-09 Nick Clifton <nickc@redhat.com>
26330 * unwind-compat.c: Change copyright header to refer to version
26331 3 of the GNU General Public License with version 3.1 of the
26332 GCC Runtime Library Exception and to point readers at the
26333 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
26334 * config/alpha/crtfastmath.c: Likewise.
26335 * config/alpha/linux-unwind.h: Likewise.
26336 * config/alpha/qrnnd.asm: Likewise.
26337 * config/alpha/vms-crt0-64.c: Likewise.
26338 * config/alpha/vms-crt0.c: Likewise.
26339 * config/alpha/vms-dwarf2.asm: Likewise.
26340 * config/alpha/vms-dwarf2eh.asm: Likewise.
26341 * config/alpha/vms-psxcrt0-64.c: Likewise.
26342 * config/alpha/vms-psxcrt0.c: Likewise.
26343 * config/alpha/vms_tramp.asm: Likewise.
26344 * config/arc/initfini.c: Likewise.
26345 * config/arc/lib1funcs.asm: Likewise.
26346 * config/arm/bpabi-v6m.S: Likewise.
26347 * config/arm/bpabi.S: Likewise.
26348 * config/arm/bpabi.c: Likewise.
26349 * config/arm/crti.asm: Likewise.
26350 * config/arm/crtn.asm: Likewise.
26351 * config/arm/ieee754-df.S: Likewise.
26352 * config/arm/ieee754-sf.S: Likewise.
26353 * config/arm/lib1funcs.asm: Likewise.
26354 * config/arm/libunwind.S: Likewise.
26355 * config/arm/linux-atomic.c: Likewise.
26356 * config/arm/mmintrin.h: Likewise.
26357 * config/arm/pr-support.c: Likewise.
26358 * config/arm/unaligned-funcs.c: Likewise.
26359 * config/arm/unwind-arm.c: Likewise.
26360 * config/arm/unwind-arm.h: Likewise.
26361 * config/avr/libgcc.S: Likewise.
26362 * config/bfin/crti.s: Likewise.
26363 * config/bfin/crtlibid.s: Likewise.
26364 * config/bfin/crtn.s: Likewise.
26365 * config/bfin/lib1funcs.asm: Likewise.
26366 * config/bfin/linux-unwind.h: Likewise.
26367 * config/cris/arit.c: Likewise.
26368 * config/cris/cris_abi_symbol.c: Likewise.
26369 * config/darwin-64.c: Likewise.
26370 * config/darwin-crt2.c: Likewise.
26371 * config/darwin-crt3.c: Likewise.
26372 * config/darwin.h: Likewise.
26373 * config/dbxelf.h: Likewise.
26374 * config/dfp-bit.c: Likewise.
26375 * config/dfp-bit.h: Likewise.
26376 * config/elfos.h: Likewise.
26377 * config/fixed-bit.c: Likewise.
26378 * config/fixed-bit.h: Likewise.
26379 * config/fp-bit.c: Likewise.
26380 * config/fp-bit.h: Likewise.
26381 * config/fr30/crti.asm: Likewise.
26382 * config/fr30/crtn.asm: Likewise.
26383 * config/fr30/lib1funcs.asm: Likewise.
26384 * config/freebsd-spec.h: Likewise.
26385 * config/frv/cmovd.c: Likewise.
26386 * config/frv/cmovh.c: Likewise.
26387 * config/frv/cmovw.c: Likewise.
26388 * config/frv/frvbegin.c: Likewise.
26389 * config/frv/frvend.c: Likewise.
26390 * config/frv/lib1funcs.asm: Likewise.
26391 * config/glibc-stdint.h: Likewise.
26392 * config/h8300/clzhi2.c: Likewise.
26393 * config/h8300/crti.asm: Likewise.
26394 * config/h8300/crtn.asm: Likewise.
26395 * config/h8300/ctzhi2.c: Likewise.
26396 * config/h8300/fixunssfsi.c: Likewise.
26397 * config/h8300/lib1funcs.asm: Likewise.
26398 * config/h8300/parityhi2.c: Likewise.
26399 * config/h8300/popcounthi2.c: Likewise.
26400 * config/i386/ammintrin.h: Likewise.
26401 * config/i386/att.h: Likewise.
26402 * config/i386/avxintrin.h: Likewise.
26403 * config/i386/biarch64.h: Likewise.
26404 * config/i386/bmmintrin.h: Likewise.
26405 * config/i386/cpuid.h: Likewise.
26406 * config/i386/cross-stdarg.h: Likewise.
26407 * config/i386/crtfastmath.c: Likewise.
26408 * config/i386/crtprec.c: Likewise.
26409 * config/i386/cygming-crtbegin.c: Likewise.
26410 * config/i386/cygming-crtend.c: Likewise.
26411 * config/i386/cygwin.asm: Likewise.
26412 * config/i386/emmintrin.h: Likewise.
26413 * config/i386/gmm_malloc.h: Likewise.
26414 * config/i386/gthr-win32.c: Likewise.
26415 * config/i386/i386.h: Likewise.
26416 * config/i386/immintrin.h: Likewise.
26417 * config/i386/linux-unwind.h: Likewise.
26418 * config/i386/linux64.h: Likewise.
26419 * config/i386/mm3dnow.h: Likewise.
26420 * config/i386/mmintrin-common.h: Likewise.
26421 * config/i386/mmintrin.h: Likewise.
26422 * config/i386/nmmintrin.h: Likewise.
26423 * config/i386/pmm_malloc.h: Likewise.
26424 * config/i386/pmmintrin.h: Likewise.
26425 * config/i386/smmintrin.h: Likewise.
26426 * config/i386/sol2-c1.asm: Likewise.
26427 * config/i386/sol2-ci.asm: Likewise.
26428 * config/i386/sol2-cn.asm: Likewise.
26429 * config/i386/sol2-gc1.asm: Likewise.
26430 * config/i386/tmmintrin.h: Likewise.
26431 * config/i386/unix.h: Likewise.
26432 * config/i386/w32-unwind.h: Likewise.
26433 * config/i386/wmmintrin.h: Likewise.
26434 * config/i386/x86-64.h: Likewise.
26435 * config/i386/x86intrin.h: Likewise.
26436 * config/i386/xmmintrin.h: Likewise.
26437 * config/ia64/crtbegin.asm: Likewise.
26438 * config/ia64/crtend.asm: Likewise.
26439 * config/ia64/crtfastmath.c: Likewise.
26440 * config/ia64/crti.asm: Likewise.
26441 * config/ia64/crtn.asm: Likewise.
26442 * config/ia64/fde-glibc.c: Likewise.
26443 * config/ia64/lib1funcs.asm: Likewise.
26444 * config/ia64/linux-unwind.h: Likewise.
26445 * config/ia64/quadlib.c: Likewise.
26446 * config/ia64/unwind-ia64.c: Likewise.
26447 * config/linux.h: Likewise.
26448 * config/m32c/m32c-lib1.S: Likewise.
26449 * config/m32c/m32c-lib2-trapv.c: Likewise.
26450 * config/m32c/m32c-lib2.c: Likewise.
26451 * config/m32r/initfini.c: Likewise.
26452 * config/m68hc11/larith.asm: Likewise.
26453 * config/m68hc11/m68hc11-crt0.S: Likewise.
26454 * config/m68k/cf.md: Likewise.
26455 * config/m68k/crti.s: Likewise.
26456 * config/m68k/crtn.s: Likewise.
26457 * config/m68k/lb1sf68.asm: Likewise.
26458 * config/m68k/linux-unwind.h: Likewise.
26459 * config/mcore/crti.asm: Likewise.
26460 * config/mcore/crtn.asm: Likewise.
26461 * config/mcore/lib1.asm: Likewise.
26462 * config/mips/linux-unwind.h: Likewise.
26463 * config/mips/loongson.h: Likewise.
26464 * config/mips/mips16.S: Likewise.
26465 * config/mmix/crti.asm: Likewise.
26466 * config/mmix/crtn.asm: Likewise.
26467 * config/pa/fptr.c: Likewise.
26468 * config/pa/hpux-unwind.h: Likewise.
26469 * config/pa/lib2funcs.asm: Likewise.
26470 * config/pa/linux-atomic.c: Likewise.
26471 * config/pa/linux-unwind.h: Likewise.
26472 * config/pa/milli64.S: Likewise.
26473 * config/pa/quadlib.c: Likewise.
26474 * config/pa/stublib.c: Likewise.
26475 * config/picochip/libgccExtras/adddi3.asm: Likewise.
26476 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
26477 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
26478 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
26479 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
26480 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
26481 * config/picochip/libgccExtras/divmod15.asm: Likewise.
26482 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
26483 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
26484 * config/picochip/libgccExtras/longjmp.asm: Likewise.
26485 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
26486 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
26487 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
26488 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
26489 * config/picochip/libgccExtras/setjmp.asm: Likewise.
26490 * config/picochip/libgccExtras/subdi3.asm: Likewise.
26491 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
26492 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
26493 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
26494 * config/rs6000/750cl.h: Likewise.
26495 * config/rs6000/altivec.h: Likewise.
26496 * config/rs6000/biarch64.h: Likewise.
26497 * config/rs6000/crtresfpr.asm: Likewise.
26498 * config/rs6000/crtresgpr.asm: Likewise.
26499 * config/rs6000/crtresxfpr.asm: Likewise.
26500 * config/rs6000/crtresxgpr.asm: Likewise.
26501 * config/rs6000/crtsavfpr.asm: Likewise.
26502 * config/rs6000/crtsavgpr.asm: Likewise.
26503 * config/rs6000/darwin-asm.h: Likewise.
26504 * config/rs6000/darwin-fallback.c: Likewise.
26505 * config/rs6000/darwin-fpsave.asm: Likewise.
26506 * config/rs6000/darwin-ldouble.c: Likewise.
26507 * config/rs6000/darwin-tramp.asm: Likewise.
26508 * config/rs6000/darwin-unwind.h: Likewise.
26509 * config/rs6000/darwin-vecsave.asm: Likewise.
26510 * config/rs6000/darwin-world.asm: Likewise.
26511 * config/rs6000/e500crtres32gpr.asm: Likewise.
26512 * config/rs6000/e500crtres64gpr.asm: Likewise.
26513 * config/rs6000/e500crtres64gprctr.asm: Likewise.
26514 * config/rs6000/e500crtrest32gpr.asm: Likewise.
26515 * config/rs6000/e500crtrest64gpr.asm: Likewise.
26516 * config/rs6000/e500crtresx32gpr.asm: Likewise.
26517 * config/rs6000/e500crtresx64gpr.asm: Likewise.
26518 * config/rs6000/e500crtsav32gpr.asm: Likewise.
26519 * config/rs6000/e500crtsav64gpr.asm: Likewise.
26520 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
26521 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
26522 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
26523 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
26524 * config/rs6000/eabi-ci.asm: Likewise.
26525 * config/rs6000/eabi-cn.asm: Likewise.
26526 * config/rs6000/eabi.asm: Likewise.
26527 * config/rs6000/linux-unwind.h: Likewise.
26528 * config/rs6000/linux64.h: Likewise.
26529 * config/rs6000/paired.h: Likewise.
26530 * config/rs6000/paired.md: Likewise.
26531 * config/rs6000/ppc64-fp.c: Likewise.
26532 * config/rs6000/ppu_intrinsics.h: Likewise.
26533 * config/rs6000/rs6000.h: Likewise.
26534 * config/rs6000/si2vmx.h: Likewise.
26535 * config/rs6000/sol-ci.asm: Likewise.
26536 * config/rs6000/sol-cn.asm: Likewise.
26537 * config/rs6000/spe.h: Likewise.
26538 * config/rs6000/spu2vmx.h: Likewise.
26539 * config/rs6000/sysv4.h: Likewise.
26540 * config/rs6000/tramp.asm: Likewise.
26541 * config/rs6000/vec_types.h: Likewise.
26542 * config/s390/linux-unwind.h: Likewise.
26543 * config/s390/tpf-unwind.h: Likewise.
26544 * config/score/crti.asm: Likewise.
26545 * config/score/crtn.asm: Likewise.
26546 * config/sh/crt1.asm: Likewise.
26547 * config/sh/crti.asm: Likewise.
26548 * config/sh/crtn.asm: Likewise.
26549 * config/sh/divtab-sh4-300.c: Likewise.
26550 * config/sh/divtab-sh4.c: Likewise.
26551 * config/sh/divtab.c: Likewise.
26552 * config/sh/lib1funcs-4-300.asm: Likewise.
26553 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
26554 * config/sh/lib1funcs.asm: Likewise.
26555 * config/sh/lib1funcs.h: Likewise.
26556 * config/sh/linux-atomic.asm: Likewise.
26557 * config/sh/linux-unwind.h: Likewise.
26558 * config/sh/shmedia.h: Likewise.
26559 * config/sh/sshmedia.h: Likewise.
26560 * config/sh/ushmedia.h: Likewise.
26561 * config/sparc/crtfastmath.c: Likewise.
26562 * config/sparc/linux-unwind.h: Likewise.
26563 * config/sparc/sol2-c1.asm: Likewise.
26564 * config/sparc/sol2-ci.asm: Likewise.
26565 * config/sparc/sol2-cn.asm: Likewise.
26566 * config/spu/divmodti4.c: Likewise.
26567 * config/spu/divv2df3.c: Likewise.
26568 * config/spu/float_disf.c: Likewise.
26569 * config/spu/float_unsdidf.c: Likewise.
26570 * config/spu/float_unsdisf.c: Likewise.
26571 * config/spu/float_unssidf.c: Likewise.
26572 * config/spu/mfc_multi_tag_release.c: Likewise.
26573 * config/spu/mfc_multi_tag_reserve.c: Likewise.
26574 * config/spu/mfc_tag_release.c: Likewise.
26575 * config/spu/mfc_tag_reserve.c: Likewise.
26576 * config/spu/mfc_tag_table.c: Likewise.
26577 * config/spu/multi3.c: Likewise.
26578 * config/spu/spu_internals.h: Likewise.
26579 * config/spu/spu_intrinsics.h: Likewise.
26580 * config/spu/spu_mfcio.h: Likewise.
26581 * config/spu/vec_types.h: Likewise.
26582 * config/spu/vmx2spu.h: Likewise.
26583 * config/stormy16/stormy16-lib2.c: Likewise.
26584 * config/svr4.h: Likewise.
26585 * config/sync.c: Likewise.
26586 * config/v850/lib1funcs.asm: Likewise.
26587 * config/vxlib-tls.c: Likewise.
26588 * config/vxlib.c: Likewise.
26589 * config/vxworks-dummy.h: Likewise.
26590 * config/xtensa/crti.asm: Likewise.
26591 * config/xtensa/crtn.asm: Likewise.
26592 * config/xtensa/ieee754-df.S: Likewise.
26593 * config/xtensa/ieee754-sf.S: Likewise.
26594 * config/xtensa/lib1funcs.asm: Likewise.
26595 * config/xtensa/lib2funcs.S: Likewise.
26596 * config/xtensa/linux-unwind.h: Likewise.
26597 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
26598 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
26599 * coretypes.h: Likewise.
26600 * crtstuff.c: Likewise.
26601 * defaults.h: Likewise.
26602 * dwarf2.h: Likewise.
26603 * emutls.c: Likewise.
26604 * gbl-ctors.h: Likewise.
26605 * gcov-io.h: Likewise.
26606 * ginclude/float.h: Likewise.
26607 * ginclude/iso646.h: Likewise.
26608 * ginclude/stdarg.h: Likewise.
26609 * ginclude/stdbool.h: Likewise.
26610 * ginclude/stddef.h: Likewise.
26611 * ginclude/stdfix.h: Likewise.
26612 * ginclude/stdint-gcc.h: Likewise.
26613 * ginclude/tgmath.h: Likewise.
26614 * gthr-aix.h: Likewise.
26615 * gthr-dce.h: Likewise.
26616 * gthr-gnat.c: Likewise.
26617 * gthr-gnat.h: Likewise.
26618 * gthr-lynx.h: Likewise.
26619 * gthr-mipssde.h: Likewise.
26620 * gthr-nks.h: Likewise.
26621 * gthr-posix.c: Likewise.
26622 * gthr-posix.h: Likewise.
26623 * gthr-posix95.h: Likewise.
26624 * gthr-rtems.h: Likewise.
26625 * gthr-single.h: Likewise.
26626 * gthr-solaris.h: Likewise.
26627 * gthr-tpf.h: Likewise.
26628 * gthr-vxworks.h: Likewise.
26629 * gthr-win32.h: Likewise.
26630 * gthr.h: Likewise.
26631 * libgcc2.c: Likewise.
26632 * libgcc2.h: Likewise.
26633 * libgcov.c: Likewise.
26634 * tsystem.h: Likewise.
26635 * typeclass.h: Likewise.
26636 * unwind-c.c: Likewise.
26637 * unwind-compat.h: Likewise.
26638 * unwind-dw2-fde-compat.c: Likewise.
26639 * unwind-dw2-fde-darwin.c: Likewise.
26640 * unwind-dw2-fde-glibc.c: Likewise.
26641 * unwind-dw2-fde.c: Likewise.
26642 * unwind-dw2-fde.h: Likewise.
26643 * unwind-dw2.c: Likewise.
26644 * unwind-dw2.h: Likewise.
26645 * unwind-generic.h: Likewise.
26646 * unwind-pe.h: Likewise.
26647 * unwind-sjlj.c: Likewise.
26648 * unwind.inc: Likewise.
26649 * config/arm/neon-gen.ml: Change generated copyright header to
26650 refer to version 3 of the GNU General Public License with
26651 version 3.1 of the GCC Runtime Library Exception and to point
26652 readers at the COPYING3 and COPYING3.RUNTIME files and the
26653 FSF's license web page.
26654 * config/arm/arm_neon.h: Regenerate.
26656 2009-04-09 Jakub Jelinek <jakub@redhat.com>
26658 * config/cris/cris.md: Change copyright header to refer to version
26659 3 of the GNU General Public License.
26660 * doc/install.texi2html: Change copyright header to refer to version
26661 3 of the GNU General Public License and to point readers at the
26662 COPYING3 file and the FSF's license web page.
26663 * config/vax/linux.h: Likewise.
26665 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
26667 * config/i386/i386.md (cmpcc): New.
26668 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
26669 (sync_compare_and_swap_cc*): Delete.
26671 * config/s390/s390.c (s390_compare_emitted): Remove.
26672 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
26673 s390_compare_emitted used to be handled. Assert that modes match.
26674 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
26675 refer to sync_compare_and_swap_ccsi.
26676 * config/s390/s390.h (s390_compare_emitted): Remove.
26677 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
26678 instead of s390_compare_emitted.
26679 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
26680 instead of s390_compare_emitted.
26681 * config/s390/s390.md (cmpcc): New.
26682 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
26683 CC_REGNUM, do not pretend it's set.
26684 (sync_compare_and_swap_cc*): Delete.
26685 * config/s390/predicates.md (cc_reg_operand): New.
26687 * expr.c (sync_compare_and_swap_cc): Delete.
26688 * optabs.h (sync_compare_and_swap_cc): Delete.
26689 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
26690 is being used with can_compare_p.
26691 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
26692 (find_cc_set): New.
26693 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
26694 look for a MODE_CC set instead. Use emit_store_flag.
26695 (expand_compare_and_swap_loop): Likewise, with some additional
26696 complication to avoid a force_reg when useless. Use
26697 emit_cmp_and_jump_insns.
26698 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
26699 * doc/md.texi (sync_compare_and_swap_cc): Merge with
26700 sync_compare_and_swap documentation.
26702 2009-04-09 Jan Hubicka <jh@suse.cz>
26704 * except.c (find_prev_try): Break out from ....
26705 (duplicate_eh_regions): ... here; properly update prev_try pointers
26706 when duplication part of tree.
26707 (dump_eh_tree): Improve dumping.
26708 (verify_eh_region): New.
26709 (verify_eh_tree): Use it.
26711 2009-04-06 Richard Guenther <rguenther@suse.de>
26713 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
26714 &ARRAY addresses by adjusting their types and prepending
26716 * tree-cfg.c (verify_gimple_assign_single): Verify that
26717 addresses are correct.
26719 2009-04-09 Richard Guenther <rguenther@suse.de>
26721 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
26722 indices into an array reference if possible.
26723 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26724 Fold POINTER_PLUS_EXPR statements with invariant address.
26726 2009-04-09 Alan Modra <amodra@bigpond.net.au>
26729 * config.gcc (powerpc64-*-linux*): Always build biarch.
26731 2009-04-09 Joseph Myers <joseph@codesourcery.com>
26734 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
26735 it and pedwarn if this results in an INTEGER_CST.
26737 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26739 * doc/install.texi: Update minimum GMP version. Remove obsolete
26740 text in MPFR section.
26742 2009-04-08 Jakub Jelinek <jakub@redhat.com>
26744 * dwarf2out.c (class_scope_p): New static inline.
26745 (class_or_namespace_scope_p): Use it.
26746 (gen_variable_die): Use DW_TAG_member tag for static data member
26747 declarations instead of DW_TAG_variable.
26749 PR middle-end/39573
26750 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
26753 2009-04-08 Richard Guenther <rguenther@suse.de>
26755 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
26756 valueize random data.
26758 2009-04-08 David Edelsohn <edelsohn@gnu.org>
26760 * config.gcc (aix tm_file): Add aix-stdint.h.
26761 (aix tm clause use_gcc_stdint): Set to wrap.
26762 * config/rs6000/aix-stdint.h: New file.
26764 2009-04-08 Richard Guenther <rguenther@suse.de>
26766 PR middle-end/36291
26767 * tree-dfa.c (add_referenced_var): Do not recurse into
26768 global initializers.
26769 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
26771 (fold_const_aggregate_ref): Likewise.
26773 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
26775 * recog.c (ordered_comparison_operator): New.
26776 * gensupport.c (std_preds): Add it.
26777 * doc/md.texi (Machine-Independent Predicates): Document it.
26779 2009-04-08 Jan Hubicka <jh@suse.cz>
26781 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
26782 * function.h (rtl_eh): Remove exception_handler_label_map.
26783 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
26784 remove_exception_handler_label, for_each_eh_label_1): Remove.
26785 (rtl_remove_unreachable_regions): Remove.
26786 (convert_from_eh_region_ranges): Do not remove unreachable regions.
26787 (find_exception_handler_labels): Don't build the hashtable.
26788 (maybe_remove_eh_handler): Remove.
26789 (for_each_eh_label): Rewrite to walk the tree.
26790 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
26791 * except.h (maybe_remove_eh_handler): Remove.
26792 * passes.c (init_optimization_passes): Schedule second EH cleanup
26794 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
26795 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
26797 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
26799 * genoutput.c (validate_optab_operands): New.
26800 (gen_insn, gen_expand): Call it.
26802 * genflags.c (gen_insn): Detect misused iterators.
26803 (main): Pass line_no to gen_insn, exit with status 1 on error.
26805 * genextract.c (line_no): Make global.
26806 (VEC_safe_set_locstr): Change assertion to error message.
26807 (main): Exit with status 1 on error.
26809 2009-04-08 Joseph Myers <joseph@codesourcery.com>
26813 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
26814 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
26815 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
26816 * c-convert.c (convert): Do not call fold on results of conversion
26817 functions when the result is a C_MAYBE_CONST_EXPR.
26818 * c-parser.c (c_parser_postfix_expression): Do not fold condition
26819 of __builtin_choose_expr.
26820 * c-typeck.c (remove_c_maybe_const_expr): New.
26821 (build_unary_op, build_conditional_expr, build_compound_expr,
26822 build_binary_op, c_objc_common_truthvalue_conversion): Call
26823 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
26826 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
26828 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
26829 CODE to produce a new one. Add a prototype to use fold_convert_const
26831 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
26834 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
26835 mix declarations and code.
26837 2009-04-08 Ben Elliston <bje@au.ibm.com>
26839 * gcc.c: Replace `CC' with `GCC' throughout.
26841 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
26843 * doc/invoke.texi: Document Atom support.
26845 2009-04-07 Jason Merrill <jason@redhat.com>
26848 * c-common.h, c-common.c: Add flag_pretty_templates.
26849 * c-opts.c (c_common_handle_option): Set it.
26850 * c.opt: Add -fno-pretty-templates.
26851 * doc/invoke.texi (C++ Dialect Options): Likewise.
26853 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
26855 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
26856 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
26857 (ia64_expand_builtin): Likewise.
26859 2009-04-07 Martin Jambor <mjambor@suse.cz>
26861 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
26862 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
26863 ADDR_EXPRS are include too.
26865 2009-04-07 Richard Guenther <rguenther@suse.de>
26867 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
26868 decls are only used if passes as parameters or if they are
26869 local statics and the call is not to a builtin.
26870 (call_may_clobber_ref_p_1): Likewise.
26872 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26874 * expr.c (do_store_flag): Remove last argument. Simplify code
26875 to avoid duplication of tests already done by can_compare_p.
26876 (expand_expr_real_1): Adjust caller.
26878 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26880 * optabs.c (can_compare_p): Test the predicate of a
26881 cbranch and cstore pattern.
26883 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26885 * expr.c (convert_move): Use emit_store_flag instead of
26888 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26890 * config/i386/i386.c (ix86_compare_emitted): Remove.
26891 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
26892 ix86_compare_op0 like ix86_compare_emitted used to be handled.
26893 * config/i386/i386.h (ix86_compare_emitted): Remove.
26894 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
26895 instead of ix86_compare_emitted.
26896 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
26898 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
26900 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
26901 Add t-sysroot-suffix to tmake_file.
26902 * config/print-sysroot-suffix.sh: New file.
26903 * config/t-sysroot-suffix: New file.
26905 2009-04-07 Ben Elliston <bje@au.ibm.com>
26907 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
26908 as the latter produces a warning when the target does not support
26911 2009-04-07 Ben Elliston <bje@au.ibm.com>
26913 * dfp.c: Replace type punning assignments with memcpy throughout.
26914 * Makefile.in (dfp.o-warn): Remove.
26916 2009-04-07 Alan Modra <amodra@bigpond.net.au>
26919 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
26920 Include soft-fp/t-softfp after rs6000/t-linux64.
26922 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
26924 * stor-layout.c (set_sizetype): Use the full precision of their
26925 machine mode for bitsize types.
26927 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
26929 * config/i386/i386.md: Revert 2 accidental checkins.
26931 2009-04-06 Joey Ye <joey.ye@intel.com>
26932 Xuepeng Guo <xuepeng.guo@intel.com>
26933 H.J. Lu <hongjiu.lu@intel.com>
26935 Atom pipeline model, tuning and insn selection.
26936 * config.gcc (atom): Add atom config options and target.
26938 * config/i386/atom.md: New.
26940 * config/i386/i386.c (atom_cost): New cost.
26941 (m_ATOM): New macro flag.
26942 (initial_ix86_tune_features): Set m_ATOM.
26943 (x86_accumulate_outgoing_args): Likewise.
26944 (x86_arch_always_fancy_math_387): Likewise.
26945 (processor_target): Add Atom cost.
26946 (cpu_names): Add Atom cpu name.
26947 (override_options): Set Atom ISA.
26948 (ix86_issue_rate): New case PROCESSOR_ATOM.
26949 (ix86_adjust_cost): Likewise.
26951 * config/i386/i386.h (TARGET_ATOM): New target macro.
26952 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
26953 (TARGET_OPT_AGU): New target option.
26954 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
26955 (processor_type): Add PROCESSOR_ATOM.
26957 * config/i386/i386.md (cpu): Add new value "atom".
26958 (use_carry, movu): New attr.
26959 (atom.md): Include atom.md.
26960 (adddi3_carry_rex64): Set attr "use_carry".
26961 (addqi3_carry): Likewise.
26962 (addhi3_carry): Likewise.
26963 (addsi3_carry): Likewise.
26964 (*addsi3_carry_zext): Likewise.
26965 (subdi3_carry_rex64): Likewise.
26966 (subqi3_carry): Likewise.
26967 (subhi3_carry): Likewise.
26968 (subsi3_carry): Likewise.
26969 (x86_movdicc_0_m1_rex64): Likewise.
26970 (*x86_movdicc_0_m1_se): Likewise.
26971 (x86_movsicc_0_m1): Likewise.
26972 (*x86_movsicc_0_m1_se): Likewise.
26973 (*adddi_1_rex64): Emit add insn as much as possible.
26974 (*addsi_1): Likewise.
26975 (return_internal): Set atom_unit.
26976 (return_internal_long): Likewise.
26977 (return_pop_internal): Likewise.
26978 (*rcpsf2_sse): Set atom_sse_attr attr.
26979 (*qrt<mode>2_sse): Likewise.
26980 (*prefetch_sse): Likewise.
26982 * config/i386/i386-c.c (ix86_target_macros_internal): New case
26984 (ix86_target_macros_internal): Likewise.
26986 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
26987 (*prefetch_sse_rex): Likewise.
26988 (sse_rcpv4sf2): Likewise.
26989 (sse_vmrcpv4sf2): Likewise.
26990 (sse_sqrtv4sf2): Likewise.
26991 (<sse>_vmsqrt<mode>2): Likewise.
26992 (sse_ldmxcsr): Likewise.
26993 (sse_stmxcsr): Likewise.
26994 (*sse_sfence): Likewise.
26995 (sse2_clflush): Likewise.
26996 (*sse2_mfence): Likewise.
26997 (*sse2_lfence): Likewise.
26998 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
26999 (<sse>_movup<ssemodesuffixf2c>): Likewise.
27000 (avx_movdqu<avxmodesuffix>): Likewise.
27001 (avx_lddqu<avxmodesuffix>): Likewise.
27002 (sse2_movntv2di): Change attr "type" to "ssemov".
27003 (sse2_movntsi): Likewise.
27004 (rsqrtv8sf2): Change attr "type" to "sseadd".
27005 (sse3_addsubv2df3): Set attr "atom_unit".
27006 (sse3_h<plusminus_insn>v4sf3): Likewise.
27007 (*sse2_pmaddwd): Likewise.
27008 (*vec_extractv2di_1_rex64): Likewise.
27009 (*vec_extractv2di_1_avx): Likewise.
27010 (sse2_psadbw): Likewise.
27011 (ssse3_phaddwv8hi3): Likewise.
27012 (ssse3_phaddwv4hi3): Likewise.
27013 (ssse3_phadddv4si3): Likewise.
27014 (ssse3_phadddv2si3): Likewise.
27015 (ssse3_phaddswv8hi3): Likewise.
27016 (ssse3_phaddswv4hi3): Likewise.
27017 (ssse3_phsubwv8hi3): Likewise.
27018 (ssse3_phsubwv4hi3): Likewise.
27019 (ssse3_phsubdv4si3): Likewise.
27020 (ssse3_phsubdv2si3): Likewise.
27021 (ssse3_phsubswv8hi3): Likewise.
27022 (ssse3_phsubswv4hi3): Likewise.
27023 (ssse3_pmaddubsw128): Likewise.
27024 (sse3_pmaddubsw: Likewise.
27025 (ssse3_palignrti): Likewise.
27026 (ssse3_palignrdi): Likewise.
27028 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
27030 * doc/install.texi (Specific): Fix two cross-references to MinGW.
27032 2009-04-06 Richard Guenther <rguenther@suse.de>
27034 PR tree-optimization/28868
27035 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
27036 of which PHI results we inserted.
27037 (insert_into_preds_of_block): Record inserted PHIs.
27038 (eliminate): Eliminate redundant PHI nodes.
27039 (init_pre): Init inserted_phi_names.
27041 2009-04-06 Richard Guenther <rguenther@suse.de>
27043 PR tree-optimization/39643
27044 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
27045 IMAGPART_EXPRs of complex constants.
27046 (execute_fold_all_builtins): If we folded a call queue
27047 TODO_update_address_taken.
27049 2009-04-06 Jan Hubicka <jh@suse.cz>
27051 PR middle-end/39659
27052 * except.c (remove_unreachable_regions): Propagate may_contain_throw
27055 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
27057 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
27059 (ic_invalidate_array): Likewise.
27061 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
27063 * calls.c (emit_library_call_value_1): Fix a problem with parameter
27064 alignment for library calls.
27066 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
27068 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
27069 (mingw32 tm clause use_gcc_stdint): Set to wrap.
27070 * config/i386/mingw-stdint.h: New file.
27072 2009-04-05 Richard Guenther <rguenther@suse.de>
27074 PR tree-optimization/39648
27075 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
27076 our &A vs. &A[0] IL deficiencies.
27078 2009-04-04 Jan Hubicka <jh@suse.cz>
27080 * except.c (sjlj_find_directly_reachable_regions): Be ready for
27081 removed toplevel regions.
27082 (sjlj_mark_call_sites): Likewise.
27084 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
27086 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
27087 (cygwin tm clause use_gcc_stdint): Set to wrap.
27088 * config/i386/cygwin-stdint.h: New file.
27090 2009-04-04 Richard Guenther <rguenther@suse.de>
27092 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
27093 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
27094 single-argument PHIs if we are in loop-closed SSA form.
27095 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
27096 for the pre-condition.
27097 (slpeel_tree_peel_loop_to_edge): Likewise.
27098 (vect_build_loop_niters): Take an optional sequence to append stmts.
27099 (vect_generate_tmps_on_preheader): Likewise.
27100 (vect_do_peeling_for_loop_bound): Take extra guards for the
27102 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
27103 the cost model check.
27104 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
27105 guards if we are going to peel. Do not apply versioning in that case.
27106 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
27107 (vect_do_peeling_for_loop_bound): Likewise.
27108 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
27109 loop bound only record extra pre-conditions, do not apply loop
27112 2009-04-04 Richard Guenther <rguenther@suse.de>
27114 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
27117 2009-04-04 Jan Hubicka <jh@suse.cz>
27119 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
27120 last_basic_block for size of bb->index indexed array.
27121 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
27122 compute_out, link_btr_uses, build_btr_def_use_webs,
27123 build_btr_def_use_webs, migrate_btr_defs): Likewise.
27125 2009-04-04 Jan Hubicka <jh@suse.cz>
27127 * except.c (remove_eh_handler_and_replace): Break out from ...
27128 (remove_eh_handler): ... here.
27129 (bring_to_root): New function.
27130 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
27131 handled ones, bring others to root of tree.
27133 2009-04-04 Jan Hubicka <jh@suse.cz>
27135 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
27136 (all_phis_safe_to_merge): New function.
27137 (update_info): New structure.
27138 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
27139 (cleanup_empty_eh): Update SSA if possible.
27141 2009-04-04 Richard Guenther <rguenther@suse.de>
27143 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
27144 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
27145 (append_vuse): Likewise.
27147 2009-04-04 Jakub Jelinek <jakub@redhat.com>
27149 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
27150 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
27151 instead of REG_UNSAVED for DW_CFA_undefined.
27152 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
27153 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
27156 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
27159 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
27161 2009-04-04 Richard Guenther <rguenther@suse.de>
27163 PR tree-optimization/8781
27164 PR tree-optimization/37892
27165 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
27166 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
27167 (valueize_refs): Call it for *& valueizations.
27168 (shared_reference_ops_from_ref): Rename to ...
27169 (valueize_shared_reference_ops_from_ref): ... this and valueize.
27170 (shared_reference_ops_from_call): Rename to ...
27171 (valueize_shared_reference_ops_from_call): ... this and valueize.
27172 (vn_reference_lookup): Update.
27173 (visit_reference_op_call): Likewise.
27174 * tree-ssa-pre.c (phi_translate_1): Fold *&.
27175 (eliminate): Value-replace the call address in call statements.
27177 2009-04-04 Richard Guenther <rguenther@suse.de>
27179 PR tree-optimization/39636
27180 * tree-ssa-forwprop.c
27181 (forward_propagate_addr_into_variable_array_index): Check for
27182 GIMPLE_ASSIGN before accessing the rhs code.
27184 2009-04-03 Jason Merrill <jason@redhat.com>
27186 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
27188 2009-04-03 Steve Ellcey <sje@cup.hp.com>
27190 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
27191 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
27192 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
27193 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
27194 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
27195 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
27196 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
27197 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
27198 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
27199 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
27200 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
27201 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
27202 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
27203 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
27204 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
27205 Use fr_reg_or_fp01_operand instead of fr_register_operand
27207 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
27208 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
27209 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
27211 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
27213 PR rtl-optimization/39607
27214 PR rtl-optimization/39631
27218 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27219 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27220 instead of DF_LR_OUT.
27221 * ira-lives.c (process_bb_node_lives): Ditto.
27222 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27223 instead of DF_LR_{OUT,IN}.
27224 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27225 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27227 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
27229 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
27230 (execute_lower_omp): Always run but take the short way out if -fopenmp
27232 (gate_lower_omp): Remove, forcing the pass manager to always run the
27233 pass and always set PROP_gimple_lomp.
27234 (pass_lower_omp): Remove gate function.
27235 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
27236 PROP_trees. Instead, require it.
27237 * ipa-cp.c (pass_ipa_cp): Likewise.
27238 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
27239 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
27240 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
27241 and PROP_gimple_leh.
27243 2009-04-03 Richard Guenther <rguenther@suse.de>
27245 PR middle-end/13146
27246 PR tree-optimization/23940
27247 PR tree-optimization/33237
27248 PR middle-end/33974
27249 PR middle-end/34093
27250 PR tree-optimization/36201
27251 PR tree-optimization/36230
27252 PR tree-optimization/38049
27253 PR tree-optimization/38207
27254 PR tree-optimization/38230
27255 PR tree-optimization/38301
27256 PR tree-optimization/38585
27257 PR middle-end/38895
27258 PR tree-optimization/38985
27259 PR tree-optimization/39299
27260 * tree-ssa-structalias.h: Remove.
27261 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
27262 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
27263 (struct vuse_element_d): Remove.
27264 (struct vuse_vec_d): Likewise.
27265 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
27266 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
27267 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
27268 VUSE_ELEMENT_VAR): Likewise.
27269 (struct voptype_d): Likewise.
27270 (NUM_VOP_FREE_BUCKETS): Likewise.
27271 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
27272 (struct stmt_operands_d): Remove.
27273 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
27274 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
27275 VDEF_NUM, VDEF_VECT): Likewise.
27276 (copy_virtual_operands): Remove.
27277 (operand_build_cmp): Likewise.
27278 (create_ssa_artificial_load_stmt): Likewise.
27279 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
27280 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
27281 vuse_index and mayuse_index members. Pack and move done and iter_type
27282 members to the front.
27283 (SSA_OP_VMAYUSE): Remove.
27284 (SSA_OP_VIRTUAL_USES): Adjust.
27285 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
27286 (unlink_stmt_vdef): Declare.
27287 (add_to_addressable_set): Remove.
27288 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
27289 (vrp_visit_stmt): Likewise.
27290 * doc/tree-ssa.texi (Alias analysis): Update.
27291 * doc/invoke.texi (max-aliased-vops): Remove docs.
27292 (avg-aliased-vops): Likewise.
27293 * tree-into-ssa.c (syms_to_rename): Remove.
27294 (need_to_update_vops_p): Likewise.
27295 (need_to_initialize_update_ssa_p): Rename to ...
27296 (update_ssa_initialized_fn): ... this. Track function we are
27298 (symbol_marked_for_renaming): Simplify.
27299 (add_new_name_mapping): Do not set need_to_update_vops_p.
27300 (dump_currdefs): Use SYMS_TO_RENAME.
27301 (rewrite_update_stmt): Always walk all uses/defs.
27302 (dump_update_ssa): Adjust.
27303 (init_update_ssa): Take function argument. Track what we are
27305 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
27306 (create_new_def_for): Initialize for cfun, assert we are initialized
27308 (mark_sym_for_renaming): Simplify.
27309 (mark_set_for_renaming): Do not initialize update-ssa.
27310 (need_ssa_update_p): Simplify. Take function argument.
27311 (name_mappings_registered_p): Assert we ask for the correct function.
27312 (name_registered_for_update_p): Likewise.
27313 (ssa_names_to_replace): Likewise.
27314 (release_ssa_name_after_update_ssa): Likewise.
27315 (update_ssa): Likewise. Use SYMS_TO_RENAME.
27316 (dump_decl_set): Do not print a newline.
27317 (debug_decl_set): Do it here.
27318 (dump_update_ssa): And here.
27319 * tree-ssa-loop-im.c (move_computations): Adjust.
27320 (movement_possibility): Likewise.
27321 (determine_max_movement): Likewise.
27322 (gather_mem_refs_stmt): Likewise.
27323 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
27324 or NAME_MEMORY_TAG.
27325 * tree-complex.c (update_all_vops): Remove.
27326 (expand_complex_move): Adjust.
27327 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
27328 Simplify test for memory referencing statement. Exclude
27329 non-invariant ADDR_EXPRs.
27330 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
27331 * tree-loop-distribution.c (generate_memset_zero): Adjust.
27332 (rdg_flag_uses): Likewise.
27333 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
27335 (tree_optimize_tail_calls_1): Also split the
27336 edge from the entry block if we have degenerate PHI nodes in
27337 the first basic block.
27338 * tree.c (init_ttree): Remove memory-tag related code.
27339 (tree_code_size): Likewise.
27340 (tree_node_structure): Likewise.
27341 (build7_stat): Re-write to be build6_stat.
27342 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
27343 (SSA_VAR_P): Adjust.
27344 (struct tree_memory_tag): Remove.
27345 (struct tree_memory_partition_tag): Likewise.
27346 (union tree_node): Adjust.
27347 (build7): Re-write to be build6.
27348 * tree-pass.h (pass_reset_cc_flags): Remove.
27349 (TODO_update_address_taken): New flag.
27350 (pass_simple_dse): Remove.
27351 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
27352 * params.h (MAX_ALIASED_VOPS): Remove.
27353 (AVG_ALIASED_VOPS): Likewise.
27354 * omp-low.c (expand_omp_taskreg): Update SSA form.
27355 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
27356 aliases the lhs in a copy stmt.
27357 * tree-ssa-dse.c (struct address_walk_data): Remove.
27358 (memory_ssa_name_same): Likewise.
27359 (memory_address_same): Likewise.
27360 (get_kill_of_stmt_lhs): Likewise.
27361 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
27362 unused stores. Look through PHI nodes into post-dominated regions.
27363 (dse_optimize_stmt): Simplify. Properly remove stores.
27364 (tree_ssa_dse): Compute dominators.
27365 (execute_simple_dse): Remove.
27366 (pass_simple_dse): Likewise.
27367 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
27368 gimple_loaded_syms and gimple_stored_syms computation.
27369 * toplev.c (dump_memory_report): Dump alias and pta stats.
27370 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
27371 (vn_reference_eq): Likewise.
27372 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
27373 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
27374 valueize_vuses): Remove.
27375 (get_def_ref_stmt_vuses): Simplify. Rename to ...
27376 (get_def_ref_stmt_vuse): ... this.
27377 (vn_reference_lookup_2): New function.
27378 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
27379 walking equivalent vuses. Simplify.
27380 (vn_reference_lookup): Likewise.
27381 (vn_reference_insert): Likewise.
27382 (vn_reference_insert_pieces): Likewise.
27383 (visit_reference_op_call): Simplify.
27384 (visit_reference_op_load): Likewise.
27385 (visit_reference_op_store): Likewise.
27386 (init_scc_vn): Remove shared_lookup_vuses initialization.
27387 (free_scc_vn): Remove shared_lookup_vuses freeing.
27388 (sort_vuses, sort_vuses_heap): Remove.
27389 (get_ref_from_reference_ops): Export.
27390 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
27391 vector with single vuse pointer.
27392 (vn_reference_lookup_pieces, vn_reference_lookup,
27393 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
27394 (shared_vuses_from_stmt): Remove.
27395 (get_ref_from_reference_ops): Declare.
27396 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
27397 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
27398 memory-tag related code.
27399 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
27400 (likely_value): Add comment, skip static-chain of call statements.
27401 (surely_varying_stmt_p): Adjust.
27402 (gimplify_and_update_call_from_tree): Likewise.
27403 (execute_fold_all_builtins): Do not rebuild alias info.
27404 (gimplify_and_update_call_from_tree): Properly update VOPs.
27405 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
27406 (copy_ref_info): Remove memory-tag related code.
27407 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
27408 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
27409 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
27411 * tree-ssa-dom.c (gimple_p): Remove typedef.
27412 (eliminate_redundant_computations): Adjust.
27413 (record_equivalences_from_stmt): Likewise.
27414 (avail_expr_hash): Likewise.
27415 (avail_expr_eq): Likewise.
27416 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
27417 (stmt_makes_single_load): Likewise.
27418 (stmt_makes_single_store): Likewise.
27419 * tree-ssa-alias.c: Rewrite completely.
27420 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
27421 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
27422 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
27423 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
27424 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
27425 Remove public functions.
27426 (pass_reset_cc_flags): Remove.
27427 (pass_build_alias): Move ...
27428 * tree-ssa-structalias.c (pass_build_alias): ... here.
27429 * tree-ssa-alias.c (may_be_aliased): Move ...
27430 * tree-flow-inline.h (may_be_aliased): ... here.
27431 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
27432 count_uses_and_derefs): Move ...
27433 * gimple.c: ... here.
27434 * gimple.h (count_uses_and_derefs): Declare.
27435 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
27436 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
27437 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
27438 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
27439 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
27440 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
27441 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
27443 * tree-dfa.c (refs_may_alias_p): Move ...
27444 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
27445 * tree-ssa-alias.h: New file.
27446 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
27447 (statement_sink_location): Likewise.
27448 * opts.c (decode_options): Do not adjust max-aliased-vops or
27449 avg-aliased-vops values.
27450 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
27451 (TV_CALL_CLOBBER): Likewise.
27452 (TV_FLOW_SENSITIVE): Likewise.
27453 (TV_FLOW_INSENSITIVE): Likewise.
27454 (TV_MEMORY_PARTITIONING): Likewise.
27455 (TV_ALIAS_STMT_WALK): New timevar.
27456 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
27457 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
27458 (get_address_description): Remove memory-tag related code.
27459 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
27460 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
27461 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
27462 and immediate uses in statements. Document.
27463 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
27464 (dump_symbols): Remove.
27465 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
27466 * alias.c (get_deref_alias_set): New function split out from ...
27467 (get_alias_set): ... here.
27468 * alias.h (get_deref_alias_set): Declare.
27469 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
27470 type parameter. Remove restrict pointer handling. Create a
27471 ref-all pointer in case type-based alias sets do not conflict.
27472 (vect_analyze_data_refs): Remove SMT related code.
27473 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
27474 (vectorizable_load): Likewise.
27475 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
27476 (DR_SYMBOL_TAG, DR_VOPS): Remove.
27477 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
27478 Ignore vops and SMTs.
27479 (dr_analyze_alias): Likewise..
27480 (free_data_ref): Likewise.
27481 (create_data_ref): Likewise.
27482 (analyze_all_data_dependences): Likewise.
27483 (get_references_in_stmt): Adjust.
27484 * tree-flow-inline.h (gimple_aliases_computed_p,
27485 gimple_addressable_vars, gimple_call_clobbered_vars,
27486 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
27487 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
27488 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
27489 gimple_mem_ref_stats): Remove.
27490 (gimple_vop): New function.
27491 (op_iter_next_use): Remove vuses and mayuses cases.
27492 (op_iter_next_def): Remove vdefs case.
27493 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
27494 (clear_and_done_ssa_iter): Do not set removed fields.
27495 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
27496 Assert we are not iterating over vuses or vdefs if not also
27497 iterating over uses or defs.
27498 (op_iter_init_use): Likewise.
27499 (op_iter_init_def): Likewise.
27500 (op_iter_next_vdef): Remove.
27501 (op_iter_next_mustdef): Likewise.
27502 (op_iter_init_vdef): Likewise.
27503 (compare_ssa_operands_equal): Likewise.
27504 (link_use_stmts_after): Handle vuse operand.
27505 (is_call_used): Use is_call_clobbered.
27506 (is_call_clobbered): Global variables are always call clobbered,
27507 query the call-clobbers bitmap.
27508 (mark_call_clobbered): Ignore global variables.
27509 (clear_call_clobbered): Likewise.
27510 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
27511 virtual operands sanity check.
27512 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
27514 (TARGET_MEM_REF): Remove TMR_TAG operand.
27515 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
27516 Remove call-clobber related code.
27517 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
27518 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
27519 partitions or escape reason.
27520 (get_single_def_stmt, get_single_def_stmt_from_phi,
27521 get_single_def_stmt_with_phi): Remove.
27522 (dump_referenced_vars): Tidy.
27523 (get_ref_base_and_extent): Allow bare decls.
27524 (collect_dfa_stats): Adjust.
27525 * graphite.c (rename_variables_in_stmt): Adjust.
27526 (graphite_copy_stmts_from_block): Likewise.
27527 (translate_clast): Likewise.
27528 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
27530 (translate_vuse_through_block): Use the oracle.
27531 (phi_translate_1): Adjust.
27532 (value_dies_in_block_x): Use the oracle. Cache the outcome
27534 (valid_in_sets): Check if the VUSE for
27535 a REFERENCE is available.
27536 (eliminate): Do not remove stmts during elimination,
27537 instead queue and remove them afterwards.
27538 (do_pre): Do not rebuild alias info.
27539 (pass_pre): Run TODO_rebuild_alias before PRE.
27540 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
27541 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
27542 (mark_all_v_defs_stmt): Remove.
27543 (mark_all_v_defs_seq): Adjust.
27544 (sra_replace): Likewise.
27545 (scalarize_use): Likewise.
27546 (scalarize_copy): Likewise.
27547 (scalarize_init): Likewise.
27548 (scalarize_ldst): Likewise.
27549 (todoflags): Remove.
27550 (tree_sra): Do not rebuild alias info.
27551 (tree_sra_early): Adjust.
27552 (pass_sra): Run TODO_update_address_taken before SRA.
27553 * tree-predcom.c (set_alias_info): Remove.
27554 (prepare_initializers_chain): Do not call it.
27555 (mark_virtual_ops_for_renaming): Adjust.
27556 (mark_virtual_ops_for_renaming_list): Remove.
27557 (initialize_root_vars): Adjust.
27558 (initialize_root_vars_lm): Likewise.
27559 (prepare_initializers_chain): Likewise.
27560 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
27561 (may_propagate_copy_into_stmt): Likewise.
27562 (merge_alias_info): Do nothing for now.
27563 (propagate_tree_value_into_stmt): Adjust.
27564 (stmt_may_generate_copy): Likewise.
27565 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
27566 not mark symbols for renaming.
27567 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
27568 with the same statement, make sure to update the new pointed-to one.
27569 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
27570 call statements, do not mark symbols for renaming.
27571 (mark_operand_necessary): Dump something.
27572 (ref_may_be_aliased): New function.
27573 (mark_aliased_reaching_defs_necessary_1): New helper function.
27574 (mark_aliased_reaching_defs_necessary): Likewise.
27575 (mark_all_reaching_defs_necessary_1): Likewise.
27576 (mark_all_reaching_defs_necessary): Likewise.
27577 (propagate_necessity): Do not process virtual PHIs. For
27578 non-aliased loads mark all reaching definitions as necessary.
27579 For aliased loads and stores mark the immediate dominating
27580 aliased clobbers as necessary.
27581 (visited): New global static.
27582 (perform_tree_ssa_dce): Free visited bitmap after propagating
27584 (remove_dead_phis): Perform simple dead virtual PHI removal.
27585 (remove_dead_stmt): Properly unlink virtual operands when
27587 (eliminate_unnecessary_stmts): Schedule PHI removal after
27589 * tree-ssa-ter.c (is_replaceable_p): Adjust.
27590 (process_replaceable): Likewise.
27591 (find_replaceable_in_bb): Likewise.
27592 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
27593 based on the single gimple vop.
27594 (verify_flow_insensitive_alias_info): Remove.
27595 (verify_flow_sensitive_alias_info): Likewise.
27596 (verify_call_clobbering): Likewise.
27597 (verify_memory_partitions): Likewise.
27598 (verify_alias_info): Likewise.
27599 (verify_ssa): Adjust..
27600 (execute_update_addresses_taken): Export. Update SSA
27601 manually. Optimize only when optimizing. Use a local bitmap.
27602 (pass_update_address_taken): Remove TODO_update_ssa, add
27604 (pass_update_address_taken): Just use TODO_update_address_taken.
27605 (init_tree_ssa): Do not initialize addressable_vars.
27606 (verify_ssa): Verify new VUSE / VDEF properties.
27607 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
27608 Do not call verify_alias_info.
27609 (delete_tree_ssa): Clear the VUSE, VDEF operands.
27610 Do not free the loaded and stored syms bitmaps. Reset the escaped
27611 and callused solutions. Do not free addressable_vars.
27612 Remove memory-tag related code.
27613 (warn_uninitialized_var): Aliases are always available.
27614 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
27615 * lambda-code.c (can_put_in_inner_loop): Adjust.
27616 (can_put_after_inner_loop): Likewise.
27617 (perfect_nestify): Likewise.
27618 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
27619 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
27620 (vectorizable_conversion): Do not mark symbols for renaming.
27621 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
27622 (expand_call_inline): Unlink the calls virtual operands before
27624 (tree_function_versioning): Do not call update_ssa if we are not
27625 updating clones. Simplify.
27626 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
27627 (propagate_with_phi): Likewise..
27628 * tree-outof-ssa.c (create_temp): Remove memory tag and call
27629 clobber code. Assert we are not aliased or global.
27630 * tree-flow.h: Include tree-ssa-alias.h
27631 (enum escape_type): Remove.
27632 (struct mem_sym_stats_d): Likewise.
27633 (struct mem_ref_stats_d): Likewise.
27634 (struct gimple_df): Add vop member. Remove global_var,
27635 call_clobbered_vars, call_used_vars, addressable_vars,
27636 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
27637 escaped and callused members.
27638 (struct ptr_info_def): Remove all members, add points-to solution
27640 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
27641 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
27642 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
27643 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
27644 (tree-ssa-alias.o): Likewise.
27645 (toplev.o): Add tree-ssa-alias.h
27646 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
27647 * gimple.c (gimple_set_bb): Fix off-by-one error.
27648 (is_gimple_reg): Do not handle memory tags.
27649 (gimple_copy): Also copy virtual operands.
27650 Delay updating the statement. Do not reset loaded and stored syms.
27651 (gimple_set_stored_syms): Remove.
27652 (gimple_set_loaded_syms): Likewise.
27653 (gimple_call_copy_skip_args): Copy the virtual operands
27654 and mark the new statement modified.
27655 * tree-ssa-structalias.c (may_alias_p): Remove.
27656 (set_uids_in_ptset): Take the alias set to prune with as
27657 parameter. Fold in the alias test of may_alias_p.
27658 (compute_points_to_sets): Compute whether a ptr is dereferenced
27659 in a local sbitmap.
27660 (process_constraint): Deal with &ANYTHING on the lhs, reject all
27661 other ADDRESSOF constraints on the lhs.
27662 (get_constraint_for_component_ref): Assert that we don't get
27663 ADDRESSOF constraints from the base of the reference.
27664 Properly generate UNKNOWN_OFFSET for DEREF if needed.
27665 (struct variable_info): Remove collapsed_to member.
27666 (get_varinfo_fc): Remove.
27667 (new_var_info): Do not set collapsed_to.
27668 (dump_constraint): Do not follow cycles.
27669 (dump_constraint_graph): Likewise.
27670 (build_pred_graph): Likewise.
27671 (build_succ_graph): Likewise.
27672 (rewrite_constraints): Likewise.
27673 (do_simple_structure_copy): Remove.
27674 (do_rhs_deref_structure_copy): Remove.
27675 (do_lhs_deref_structure_copy): Remove.
27676 (collapse_rest_of_var): Remove.
27677 (do_structure_copy): Re-implement.
27678 (pta_stats): New global variable.
27679 (dump_pta_stats): New function.
27680 (struct constraint_expr): Make offset signed.
27681 (UNKNOWN_OFFSET): Define special value.
27682 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
27683 (solution_set_expand): New helper function split out from ...
27684 (do_sd_constraint): ... here.
27685 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
27686 (do_ds_constraint): Likewise.
27687 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
27688 and CALLUSED = *CALLUSED.
27689 (set_union_with_increment): Make inc argument signed.
27690 (type_safe): Remove.
27691 (get_constraint_for_ptr_offset): Handle unknown and negative
27693 (first_vi_for_offset): Handle offsets before start. Bail
27694 out early for offsets beyond the variable extent.
27695 (first_or_preceding_vi_for_offset): New function.
27696 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
27697 Together with ESCAPED = *ESCAPED this properly computes reachability.
27698 (find_what_var_points_to): New function.
27699 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
27700 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
27701 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
27702 pt_solutions_intersect): New functions.
27703 (compute_call_used_vars): Remove.
27704 (compute_may_aliases): New main entry into PTA computation.
27705 * gimple.h (gimple_p): New typedef.
27706 (struct gimple_statement_base): Remove references_memory_p.
27707 (struct gimple_statement_with_memory_ops_base): Remove
27708 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
27710 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
27711 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
27712 gimple_set_references_memory): Remove.
27713 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
27714 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
27716 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
27717 (verify_expr): Allow RESULT_DECL.
27718 (gimple_duplicate_bb): Do not copy virtual operands.
27719 (gimple_duplicate_sese_region): Adjust.
27720 (gimple_duplicate_sese_tail): Likewise.
27721 (mark_virtual_ops_in_region): Remove.
27722 (move_sese_region_to_fn): Do not call it.
27723 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
27724 and pass_simple_dse.
27725 (execute_function_todo): Handle TODO_update_address_taken,
27726 call execute_update_addresses_taken for TODO_rebuild_alias.
27727 (execute_todo): Adjust.
27728 (execute_one_pass): Init dump files early.
27729 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
27731 (create_general_new_stmt): Clear vops.
27732 * tree-ssa-reassoc.c (get_rank): Adjust.
27733 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
27734 symbols for renaming.
27735 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
27736 (PARAM_AVG_ALIASED_VOPS): Likewise.
27737 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
27738 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
27739 * tree-ssa-operands.c: Simplify for new virtual operand representation.
27740 (operand_build_cmp, copy_virtual_operands,
27741 create_ssa_artificial_load_stmt, add_to_addressable_set,
27742 gimple_add_to_addresses_taken): Remove public functions.
27743 (unlink_stmt_vdef): New function.
27745 2009-04-03 Alan Modra <amodra@bigpond.net.au>
27747 * config.gcc (powerpc-*-linux*): Merge variants.
27749 2009-04-02 Chao-ying Fu <fu@mips.com>
27750 James Grosbach <james.grosbach@microchip.com>
27752 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
27753 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
27755 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
27756 keep_interrupts_masked_p, use_debug_exception_return_p.
27757 (mips_attribute_table): Add interrupt, use_shadow_register_set,
27758 keep_interrupts_masked, use_debug_exception_return.
27759 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
27760 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
27762 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
27763 (mips_print_operand): Process COP0 registers to print $0 .. $31
27764 correctly for GAS to process.
27765 (mips_interrupt_extra_call_saved_reg_p): New function.
27766 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
27768 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
27769 (mips_compute_frame_info): Add supports for interrupt context that
27770 includes doubleword accumulators and COP0 registers.
27771 (mips_for_each_saved_acc): New function.
27772 (mips_for_each_saved_gpr_and_fpr): Change the function name from
27773 mips_for_each_saved_reg.
27774 (mips_save_reg): Save accumulators.
27775 (mips_kernel_reg_p): A new for_each_rtx callback.
27776 (mips_expand_prologue): Support interrupt handlers.
27777 (mips_restore_reg): Restore accumulators.
27778 (mips_expand_epilogue): Support interrupt handlers.
27779 (mips_can_use_return_insn): Return false for interrupt handlers.
27780 (mips_epilogue_uses): New function.
27781 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
27782 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
27783 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
27784 cop0_move): New instructions.
27785 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
27786 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
27788 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
27790 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
27791 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
27792 interrupt handlers, we use K0 as the temporary register.
27793 (EPILOGUE_USES): Change to a function call.
27794 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
27795 handlers, we use K0 as the temporary register.
27797 * doc/extend.texi (Function Attributes): Document interrupt,
27798 use_shadow_register_set, keep_interrupts_masked,
27799 use_debug_exception_return for MIPS attributes.
27801 2009-04-03 Alan Modra <amodra@bigpond.net.au>
27803 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
27804 Remove a number of t-files from tmake_file.
27805 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
27806 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
27807 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
27808 target_prototype, not TARGET_PROTOTYPE.
27809 (LINK_OS_GNU_SPEC): Define.
27810 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
27811 and darwin-ldoubdle.c.
27813 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
27816 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
27817 (cpp_options): Ditto.
27818 (default_compilers): Ditto.
27819 (display_help): Ditto.
27820 (process_command): Ditto.
27821 (do_spec_1): Ditto.
27822 (set_input): Use lbasename instead of duplicate code.
27823 (save_temps_prefix): New static for -save-temps=obj.
27824 (save_temps_length): Ditto.
27826 * doc/invoke.texi (-save-temps=obj): Document new variant to
27827 -save-temps switch.
27829 2009-04-02 Jeff Law <law@redhat.com>
27831 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
27834 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
27836 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
27837 * configure: Regenerated.
27839 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27841 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
27842 share the argument list.
27844 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27848 2009-02-12 Diego Novillo <dnovillo@google.com>
27850 * varpool.c (debug_varpool): New.
27851 * cgraph.h (debug_varpool): Declare.
27853 2009-04-02 Jan Hubicka <jh@suse.cz>
27855 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
27858 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
27860 * config/i386/i386.c (ix86_abi): Move initialization to ...
27861 (override_options): Here.
27863 2009-04-02 Christian Bruel <christian.bruel@st.com>
27865 * config/sh/sh.c (sh_dwarf_register_span): New function.
27866 (TARGET_DWARF_REGISTER_SPAN): Define.
27867 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
27869 2009-04-02 Ira Rosen <irar@il.ibm.com>
27871 PR tree-optimization/39595
27872 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
27873 interleaved loads group is not greater than the SLP group size.
27875 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27877 * builtins.c (is_builtin_name): New.
27878 (called_as_built_in): Use is_builtin_name.
27879 * tree.h (is_builtin_name): New.
27880 * varasm.c (incorporeal_function_p): Use is_builtin_name
27882 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
27884 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
27886 2009-04-02 Dodji Seketeli <dodji@redhat.com>
27889 * c-decl.c (clone_underlying_type): Move this ...
27890 * c-common.c (set_underlying_type): ... here.
27891 Also, make sure the function properly sets TYPE_STUB_DECL() on
27892 the newly created typedef variant type.
27893 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
27894 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
27897 2009-04-02 Richard Guenther <rguenther@suse.de>
27899 PR tree-optimization/37221
27900 * tree-flow.h (degenerate_phi_result): Declare.
27901 * tree-ssa-dom.c (degenerate_phi_result): Export.
27902 * tree-scalar-evolution.c (analyze_initial_condition): If
27903 the initial condition is defined by a degenerate PHI node
27904 use the degenerate value.
27906 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
27908 PR rtl-optimization/39588
27909 * combine.c (merge_outer_ops): Do not set the constant when this
27911 (simplify_shift_const_1): Do not modify it either in this case.
27913 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
27915 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
27916 tuning is deprecated if -mtune value is set to an Itanium1 variant.
27918 2009-04-01 Janis Johnson <janis187@us.ibm.com>
27921 * c-lex.c (interpret_float): Default (no suffix) is double.
27923 2009-04-1 Xinliang David Li <davidxl@google.com>
27925 * config/i386/i386.c (legitimate_constant_p): Recognize
27926 all one vector constant.
27928 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27930 * config/vax/vax.c: Add #includes to silence warnings.
27931 Change #include order to silence two warnings.
27933 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27935 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
27936 (ASM_SPEC): Pass -k to the assembler for PIC code.
27938 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27940 * config.gcc: Add vax-*-linux* to the switch.
27941 * config/vax/linux.h: New file. (TARGET_VERSION,
27942 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
27944 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27946 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
27947 Use predicate macros instead of GET_CODE() == foo.
27948 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
27949 ashlsi3, rotrsi3, <unnamed>): Likewise.
27951 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27953 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
27954 jbbccihi, jbbccisi): Remova trailing whitespace.
27955 * config/vax/constraints.md: Likewise.
27956 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
27957 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
27958 * config/vax/predicates.md: Likewise.
27959 * config/vax/vax.c (print_operand_address, vax_output_int_move,
27960 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
27961 * config/vax/vax.h: Likewise.
27962 * config/vax/vax.md (nonlocal_goto): Likewise.
27964 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27966 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
27967 (indirectable_address_p, adjacent_operands_p): Add spaces around
27969 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
27971 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27973 * config/vax/vax.c (legitimate_constant_address_p,
27974 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
27975 index_term_p, reg_plus_index_p, legitimate_address_p,
27976 vax_mode_dependent_address_p): Update comments to match functions
27977 modified by the recent int->bool conversion.
27979 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27981 * config/vax/builtins.md: Update copyright message.
27982 * config/vax/constraints.md: Likewise.
27983 * config/vax/netbsd-elf.h: Likewise.
27984 * config/vax/predicates.md: Likewise.
27985 * config/vax/vax-protos.h: Likewise.
27986 * config/vax/vax.c: Likewise.
27987 * config/vax/vax.h: Likewise.
27988 * config/vax/vax.md: Likewise.
27989 * config/vax/vax.opt: Likewise.
27991 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27993 * config/vax/builtins.md (ffssi2, ffssi2_internal,
27994 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
27995 * config/vax/constraints.md (B, R): Likewise.
27996 * config/vax/predicates.md (external_memory_operand,
27997 nonimmediate_addsub_di_operand): Likewise.
27998 * config/vax/vax.c (vax_output_int_add): Likewise.
27999 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
28000 untyped_call): Likewise.
28002 2009-04-01 Matt Thomas <matt@3am-software.com>
28004 * config/vax/predicates.md: New file.
28005 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
28006 external_const_operand, nonsymbolic_operand, external_memory_operand,
28007 indirect_memory_operand, indexed_memory_operand,
28008 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
28009 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
28011 * config/vax/constraints.md: New file.
28012 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
28014 * config/vax/builtins.md: New file.
28015 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
28016 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
28018 * config/vax/vax.opt (mqmath): Add option.
28019 * config/vax/vax.md (isfx): Extend with DI.
28020 (VAXintQH, VAXintQHSD): Define.
28021 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
28022 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
28023 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
28024 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
28025 (movdi): Update constraints and use vax_output_int_move().
28026 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
28027 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
28028 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
28029 nonlocal_goto): New.
28030 (mov<mode>): Extend accepted operand types.
28031 (subdi3_old): Rename from subdi3, change update constraints and use
28032 a new implementation.
28033 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
28034 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
28035 MOVE_RATIO, CLEAR_RATIO): Define.
28036 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
28037 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
28038 (PRINT_OPERAND): Redefine using a function instead of inlined code.
28039 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
28040 (split_quadword_operands): Make static and really allow variable
28042 (print_operand_address): Update for PIC generation.
28043 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
28044 indexable_address_p, fixup_mathdi_operand,
28045 vax_expand_addsub_di_operands, adjacent_operands_p): New.
28046 (vax_float_literal, legitimate_constant_p,
28047 indirectable_constant_address_p, index_term_p,
28048 reg_plus_index_p): Return bool instead of int.
28049 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
28051 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
28053 (vax_output_conditional_branch): Indent.
28054 (legitimate_constant_address_p, indirectable_constant_address_p,
28055 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
28056 vax_mode_dependent_address_p): Return bool instead of int, update for
28058 * config/vax/vax-protos.h (legitimate_constant_address_p,
28059 legitimate_constant_p, legitimate_address_p,
28060 vax_mode_dependent_address_p): Change declaration to bool.
28061 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
28062 vax_expand_addsub_di_operands, vax_output_int_subtract,
28063 vax_output_movmemsi): Declare.
28064 (split_quadword_operands, vax_float_literal): Delete declaration.
28065 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
28066 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
28067 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
28068 ASM_OUTPUT_DWARF_PCREL): Define.
28069 (ASM_SPEC): Change definition to allow PIC generation.
28071 2009-04-01 Steve Ellcey <sje@cup.hp.com>
28073 * doc/sourcebuild.texi: Update front-end requirements.
28075 2009-04-01 Jakub Jelinek <jakub@redhat.com>
28078 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
28079 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
28080 (booldi3_internal3): Use boolean_or_operator instead of
28083 2009-04-01 Joseph Myers <joseph@codesourcery.com>
28086 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
28087 declarator whose size is not an integer constant expression but
28088 folds to an integer constant, then treat it as a constant
28091 2009-04-01 Richard Guenther <rguenther@suse.de>
28093 * fold-const.c (fold_plusminus_mult_expr): Do not fold
28094 i * 4 + 2 to (i * 2 + 1) * 2.
28096 2009-04-01 Jakub Jelinek <jakub@redhat.com>
28099 * c-parser.c (c_parser_asm_statement): Skip until close paren and
28100 return if c_parser_asm_string_literal returned NULL.
28102 2009-04-01 Nick Clifton <nickc@redhat.com>
28104 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
28106 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
28107 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
28108 other typedefs to avoid conflicts with libgcc2.c. Define labels
28109 to gain 16-bit bit-manipulation functions from libgcc2.c and then
28111 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
28112 to gain 16-bit trapping arithmetic functions from libgcc2.c and
28115 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
28117 * varasm.c (default_function_rodata_section): Declare DOT as
28120 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
28121 Andrey Galkin <agalkin@hypercom.com>
28124 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
28125 Make object_name unique for each process.
28127 2009-04-01 Jakub Jelinek <jakub@redhat.com>
28130 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
28131 addressable variables in the parallel that could go out of scope while
28132 running queued tasks.
28134 2009-04-01 Anatoly Sokolov <aesok@post.ru>
28136 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
28137 (CASE_VALUES_THRESHOLD): Redefine.
28138 * config/avr/avr.c (avr_override_options): Remove initialization of
28139 avr_case_values_threshold variable.
28140 (avr_case_values_threshold): Remove variable. Add new function.
28141 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
28142 * config/avr/avr.opt (mno-tablejump): Remove option.
28143 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
28145 2009-04-01 DJ Delorie <dj@redhat.com>
28147 * varasm.c (default_function_rodata_section): Don't assume
28148 anything about where the first '.' in the section name is.
28150 2009-04-01 Alan Modra <amodra@bigpond.net.au>
28152 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
28153 rs6000_emit_stack_tie.
28155 2009-03-31 Ian Lance Taylor <iant@google.com>
28157 * tree-eh.c (tree_remove_unreachable_handlers): Compare
28158 gimple_code with GIMPLE_RESX, not RESX.
28160 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28162 * c-common.c (c_get_ident): New.
28163 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
28165 2009-04-01 Ben Elliston <bje@au.ibm.com>
28167 * config/rs6000/sysv4.opt (msdata): Improve option description.
28169 2009-03-31 Steve Ellcey <sje@cup.hp.com>
28171 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
28172 (divdf3_internal_lat): Remove.
28173 (divxf3_internal_lat): Remove.
28174 (divxf3_internal_thr): Remove.
28175 (divxf): Use divxf3_internal.
28176 * config/ia64/div.md (divsf3_internal_lat): New.
28177 (divdf3_internal_lat): New.
28178 (divxf3_internal): New.
28180 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28183 * Makefile.in (USE_GCC_STDINT): Define.
28184 (stmp-int-hdrs): Install stdint.h if applicable.
28185 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
28187 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
28188 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
28189 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
28190 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
28191 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
28192 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
28193 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
28194 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
28195 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
28196 (c_common_nodes_and_builtins): Initialize
28197 underlying_wchar_type_node. Do not initialize
28198 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
28199 nodes for new types.
28200 (c_stddef_cpp_builtins): Define macros for new types.
28201 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
28203 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
28204 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
28205 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
28206 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
28207 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
28208 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
28209 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
28210 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
28211 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
28212 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
28213 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
28214 int16_type_node, int32_type_node, int64_type_node,
28215 uint8_type_node, uint16_type_node, c_uint32_type_node,
28216 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
28217 int_least32_type_node, int_least64_type_node,
28218 uint_least8_type_node, uint_least16_type_node,
28219 uint_least32_type_node, uint_least64_type_node,
28220 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
28221 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
28222 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
28223 uintptr_type_node): Define.
28224 * c-cppbuiltin.c (builtin_define_constants,
28225 builtin_define_type_minmax): New.
28226 (builtin_define_stdint_macros): Define more macros.
28227 (c_cpp_builtins): Define more limit macros.
28228 (type_suffix): New.
28229 (builtin_define_type_max): Define in terms of
28230 builtin_define_type_minmax. Remove is_long parameter. All
28232 * config.gcc (use_gcc_stdint): Define.
28233 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
28234 Add newlib-stdint.h for generic targets.
28235 * config/glibc-stdint.h, config/newlib-stdint.h,
28236 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
28237 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
28238 * config/score/score.h (UINTPTR_TYPE): Define.
28239 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
28240 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
28241 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
28242 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
28243 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
28244 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
28245 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
28246 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
28247 * config/spu/spu.h (STDINT_LONG32): Define.
28248 * configure.ac (use_gcc_stdint): Substitute.
28249 * configure: Regenerate.
28250 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
28251 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
28252 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
28253 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
28254 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
28255 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
28256 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
28257 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
28258 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
28259 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
28260 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
28261 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
28262 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
28263 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
28264 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
28265 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
28266 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
28267 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
28268 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
28269 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
28270 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
28271 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
28272 INT64_TYPE, UINT8_TYPE, 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): Document.
28280 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
28282 * loop-iv.c (suitable_set_for_replacement): Renamed from
28283 simplify_using_assignment; changed to return bool and to accept new
28284 args DEST and SRC. Return true iff we find a source/destination pair
28285 that can be used to make a replacement, and fill SRC and DEST if so.
28286 Remove arg ALTERED. Don't deal with altered regs here. All callers
28288 (simplify_using_initial_values): Deal with altered regs here and track
28289 more precisely the effect they have on the validity of our expression.
28291 * loop-iv.c (simplify_using_condition): A condition of the form
28292 (EQ REG CONST) can be used to simply make a substitution.
28293 (simplify_using_initial_values): Keep track of conditions we have seen
28294 and keep using them to simplify new expressions, while applying the
28295 same substitutions to them as to the expression.
28297 * simplify-rtx.c (simplify_relational_operation_1): Simplify
28298 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
28301 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
28302 changed. Use this when trying to improve the upper bound.
28303 Generate the comparison by using simplify_gen_relational.
28305 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
28307 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
28309 (simplify_using_assignment, simplify_using_initial_values): Call
28310 replace_in_expr to make replacements. Call replace_single_def_regs
28311 once on the initial version of the expression.
28313 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28316 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
28318 2009-03-31 Richard Guenther <rguenther@suse.de>
28320 PR middle-end/31029
28321 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
28322 equality comparisons. Fold C - X CMP X if C % 2 == 1.
28324 2009-03-31 Richard Guenther <rguenther@suse.de>
28326 * tree.h (div_if_zero_remainder): Declare.
28327 * fold-const.c (div_if_zero_remainder): Export.
28328 * tree-ssa-forwprop.c
28329 (forward_propagate_addr_into_variable_array_index): Handle
28330 constant array index addition outside of the variable index.
28332 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28335 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
28336 define_splits, floatunssi<mode>2): Require x87 conversions from
28337 DImode to be permitted.
28339 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28341 PR preprocessor/15638
28342 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
28344 2009-03-31 Richard Guenther <rguenther@suse.de>
28346 PR middle-end/23401
28347 PR middle-end/27810
28348 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
28349 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
28350 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
28351 a separate statement.
28352 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
28353 (lookup_tmp_var): Likewise.
28354 (is_gimple_formal_tmp_or_call_rhs): Remove.
28355 (is_gimple_reg_or_call_rhs): Rename to ...
28356 (is_gimple_reg_rhs_or_call): ... this.
28357 (is_gimple_mem_or_call_rhs): Rename to ...
28358 (is_gimple_mem_rhs_or_call): ... this.
28359 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
28360 DECL_GIMPLE_REG_P only if is_formal is true.
28361 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
28362 for non-proper post-modify expression gimplification.
28363 (gimplify_self_mod_expr): For post-modify expressions gimplify
28364 the lvalue to a minimal lvalue.
28365 (rhs_predicate_for): Remove formal temp case.
28366 (gimplify_modify_expr_rhs): Likewise.
28367 (gimplify_addr_expr): Use is_gimple_reg.
28368 (gimplify_expr): Remove formal temp cases.
28369 (gimple_regimplify_operands): Likewise.
28370 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
28371 and FILTER_EXPR like constants.
28372 * gimple.c (walk_gimple_op): Fix val_only initialization, use
28374 (is_gimple_formal_tmp_rhs): Remove.
28375 (is_gimple_reg_rhs): Remove special casing.
28376 (is_gimple_mem_rhs): Fix.
28377 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
28378 (is_gimple_formal_tmp_var): Remove.
28379 (is_gimple_formal_tmp_reg): Likewise.
28380 (is_gimple_min_lval): Allow invariant component ref parts.
28381 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
28382 is_gimple_formal_tmp_reg): Remove declarations.
28383 * tree-cfg.c (verify_expr): Verify that variables with address
28384 taken do not have DECL_GIMPLE_REG_P set.
28385 * tree-mudflap.c (mf_build_check_statement_for): Use
28386 force_gimple_operand instead of gimplify_expr.
28388 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
28390 * modulo-sched.c (sms_schedule_by_order): Pass the actual
28391 schedulable rows to compute_split_row.
28393 2009-03-31 Ben Elliston <bje@au.ibm.com>
28396 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
28399 2009-03-31 Alan Modra <amodra@bigpond.net.au>
28401 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
28402 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
28403 * configure: Regenerate.
28404 * config.in: Regenerate.
28405 * config/rs6000/rs6000.opt (mtls-markers): Add.
28406 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
28407 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
28408 (tls_ld_aix, tls_ld_sysv): Likewise.
28409 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
28410 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
28412 2009-03-31 Alan Modra <amodra@bigpond.net.au>
28414 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
28416 2009-03-30 Jan Hubicka <jh@suse.cz>
28418 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
28420 (tree_remove_unreachable_handlers): Cleanup EH predecestor
28421 detection and label handling.
28423 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28425 * ira-int.h (ira_allocno): Rename left_conflicts_num to
28426 left_conflicts_size.
28427 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
28428 ALLOCNO_LEFT_CONFLICTS_SIZE.
28430 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
28431 remove_allocno_from_bucket_and_push,
28432 allocno_spill_priority_compare, push_allocnos_to_stack,
28433 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
28434 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
28435 (setup_allocno_left_conflicts_num): Ditto. Rename to
28436 setup_allocno_left_conflicts_size.
28437 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
28438 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
28439 setup_allocno_left_conflicts_size instead of
28440 setup_allocno_left_conflicts_num.
28442 * ira-build.c (ira_create_allocno): Use
28443 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
28444 ALLOCNO_LEFT_CONFLICTS_NUM.
28446 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28448 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
28449 instead of DF_LR_OUT.
28451 * ira-lives.c (process_bb_node_lives): Ditto.
28453 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
28454 instead of DF_LR_{OUT,IN}.
28456 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
28458 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
28460 2009-03-30 Jan Hubicka <jh@suse.cz>
28462 * except.c (label_to_region_map): Fix thinko.
28464 2009-03-30 Steve Ellcey <sje@cup.hp.com>
28466 PR middle-end/38237
28467 * tree.h (tree_find_value): New declaration.
28468 * tree.c (tree_find_value): New function.
28469 * varasm.c (assemble_external): Avoid duplicate entries on lists.
28471 2009-03-30 Jakub Jelinek <jakub@redhat.com>
28474 * c-decl.c (struct c_binding): Add locus field.
28475 (bind): Add locus argument, set locus field from it.
28476 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
28477 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
28478 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
28479 implicitly_declare, undeclared_variable, lookup_label,
28480 declare_label, c_make_fname_decl, c_builtin_function,
28481 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
28484 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
28487 * config/i386/i386.c (classify_argument): Check total size of
28490 2009-03-30 Martin Jambor <mjambor@suse.cz>
28492 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
28493 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
28494 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
28497 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
28498 seen_variable_array_ref while also traversing a union.
28500 * tree-inline.c (optimize_inline_calls): Do not call
28501 cgraph_node_remove_callees.
28502 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
28503 (pass_remove_cgraph_callee_edges): New variable.
28504 * passes.c (init_optimization_passes): Add
28505 pass_remove_cgraph_callee_edges after early inlining and before all
28506 late intraprocedural passes.
28508 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
28510 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28512 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
28513 Fix typos in names.
28515 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28517 * combine.c (simplify_comparison): Use have_insn_for.
28518 * dojump.c (do_jump): Likewise.
28520 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28522 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
28523 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
28524 sparc_compare_op0 like sparc_compare_emitted used to be handled.
28525 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
28526 instead of sparc_compare_emitted.
28527 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
28528 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
28529 instead of sparc_compare_emitted.
28531 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28533 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
28534 enter/exit cfglayout mode.
28535 (pass_partition_block): Require it.
28536 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
28537 (combine_instructions): Track basic blocks instead of labels.
28538 (update_cfg_for_uncondjump): New.
28539 (try_combine): Use it. Update jumps after rescanning.
28540 (pass_combine): Require PROP_cfglayout.
28541 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
28543 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28545 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
28546 Provide/destroy PROP_cfglayout respectively.
28547 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
28548 * tree-pass.h (PROP_cfglayout): New.
28550 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28552 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
28553 fold_convert_const_fixed_from_fixed,
28554 fold_convert_const_fixed_from_int,
28555 fold_convert_const_fixed_from_real, fold_negate_const): Do not
28556 set TREE_CONSTANT_OVERFLOW.
28557 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
28558 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
28560 2009-03-30 Ira Rosen <irar@il.ibm.com>
28562 * tree-vect-loop-manip.c: New file.
28563 * tree-vectorizer.c: Update documentation and included files.
28564 (vect_loop_location): Make extern.
28565 (rename_use_op): Move to tree-vect-loop-manip.c
28566 (rename_variables_in_bb, rename_variables_in_loop,
28567 slpeel_update_phis_for_duplicate_loop,
28568 slpeel_update_phi_nodes_for_guard1,
28569 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
28570 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
28571 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
28572 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
28573 find_loop_location): Likewise.
28574 (new_stmt_vec_info): Move to tree-vect-stmts.c.
28575 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
28576 get_vectype_for_scalar_type, vect_is_simple_use,
28577 supportable_widening_operation, supportable_narrowing_operation):
28579 (bb_in_loop_p): Move to tree-vect-loop.c.
28580 (new_loop_vec_info, destroy_loop_vec_info,
28581 reduction_code_for_scalar_code, report_vect_op,
28582 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
28583 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
28584 (vect_supportable_dr_alignment): Likewise.
28585 * tree-vectorizer.h (tree-data-ref.h): Include.
28586 (vect_loop_location): Declare.
28587 Reorganize function declarations according to the new file structure.
28588 * tree-vect-loop.c: New file.
28589 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
28590 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
28591 * tree-vect-data-refs.c: New file.
28592 * tree-vect-patterns.c (timevar.h): Don't include.
28593 * tree-vect-stmts.c: New file.
28594 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
28595 tree-vect-slp.c, tree-vect-loop.c.
28596 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
28597 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
28598 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
28599 (tree-vect-analyze.o): Remove.
28600 (tree-vect-transform.o): Likewise.
28601 (tree-vect-data-refs.o): Add rule.
28602 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
28603 tree-vect-slp.o): Likewise.
28604 (tree-vect-patterns.o): Remove redundant dependencies.
28605 (tree-vectorizer.o): Likewise.
28606 * tree-vect-slp.c: New file.
28608 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28610 * optc-gen.awk: Warn if an option flag has multiple different
28613 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
28615 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
28616 -floop-block): Document dependences on PPL, CLooG and Graphite.
28618 2009-03-30 Joseph Myers <joseph@codesourcery.com>
28620 PR rtl-optimization/323
28621 * c-common.c (c_fully_fold, convert_and_check,
28622 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
28623 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
28624 * c-common.def (EXCESS_PRECISION_EXPR): New.
28625 * c-cppbuiltin.c (builtin_define_float_constants): Define
28626 constants with enough digits for long double.
28627 * c-lex.c (interpret_float): Interpret constant with excess
28628 precision where appropriate.
28629 * c-opts.c (c_common_post_options): Set
28630 flag_excess_precision_cmdline. Give an error for
28631 -fexcess-precision=standard for C++ for processors where the
28632 option is significant.
28633 * c-parser.c (c_parser_conditional_expression): Handle excess
28634 precision in condition.
28635 * c-typeck.c (convert_arguments): Handle arguments with excess
28637 (build_unary_op): Move excess precision outside operation.
28638 (build_conditional_expr): Likewise.
28639 (build_compound_expr): Likewise.
28640 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
28641 (build_modify_expr): Handle excess precision in RHS.
28642 (convert_for_assignment): Handle excess precision in converted
28644 (digest_init, output_init_element, process_init_element): Handle
28645 excess precision in initializer.
28646 (c_finish_return): Handle excess precision in return value.
28647 (build_binary_op): Handle excess precision in operands and add
28648 excess precision as needed for operation.
28649 * common.opt (-fexcess-precision=): New option.
28650 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
28651 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
28652 For standard excess precision, output explicit conversion to and
28653 truncation from XFmode.
28654 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
28655 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
28656 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
28657 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
28658 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
28659 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
28660 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
28661 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
28662 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
28663 define_splits, sqrt<mode>2): Disable where appropriate for
28664 standard excess precision.
28665 * convert.c (convert_to_real): Do not shorten arithmetic to type
28666 for which excess precision would be used.
28667 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
28668 * doc/invoke.texi (-fexcess-precision=): Document option.
28669 (-mfpmath=): Correct index entry.
28670 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
28671 flag_excess_precision): New.
28672 * langhooks.c (lhd_post_options): Set
28673 flag_excess_precision_cmdline.
28674 * opts.c (common_handle_option): Handle -fexcess-precision=.
28675 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
28676 init_excess_precision): New.
28677 (lang_dependent_init_target): Call init_excess_precision.
28678 * tree.c (excess_precision_type): New.
28679 * tree.h (excess_precision_type): Declare.
28681 2009-03-30 Joseph Myers <joseph@codesourcery.com>
28684 * c-typeck.c (build_component_ref): Do not copy qualifiers from
28685 non-lvalue to component.
28687 2009-03-29 Joseph Myers <joseph@codesourcery.com>
28689 PR preprocessor/34695
28690 * Makefile.in (c-opts.o): Depend on c-tree.h.
28691 * c-common.c: Move down include of diagnostic.h.
28692 (done_lexing, c_cpp_error): New.
28693 * c-common.h (done_lexing): Declare.
28694 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
28696 * c-opts.c: Include c-tree.h.
28697 (c_common_init_options): Set preprocessor error callback.
28698 (c_common_handle_option): Do not set preprocessor
28699 inhibit_warnings, warnings_are_errors, warn_system_headers,
28700 pedantic_errors or inhibit_warnings flags.
28701 (c_common_post_options): Do not check cpp_errors (parse_in).
28702 (c_common_finish): Do not output dependencies if there were
28703 errors. Do not check return value of cpp_finish.
28704 * c-ppoutput.c (pp_file_change): Set input_location.
28705 * c-tree.h (c_cpp_error): Declare.
28706 * diagnostic.c (diagnostic_set_info_translated): Also initialize
28708 (diagnostic_build_prefix): Check override_column.
28709 * diagnostic.h (diagnostic_info): Add override_column field.
28710 (diagnostic_override_column): Define.
28712 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
28714 * c-common.c (c_expand_expr, c_staticp): Remove.
28715 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
28716 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
28717 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
28718 * c-gimplify.c (gimplify_compound_literal_expr,
28719 optimize_compound_literals_in_ctor): Remove.
28720 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
28721 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
28722 * c-semantics.c (emit_local_var): Remove.
28724 * langhooks-def.h (lhd_expand_expr): Remove.
28725 * langhooks.c (lhd_expand_expr): Remove.
28726 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
28728 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
28729 handling from c-semantics.c; don't call into langhook.
28730 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
28731 * gimplify.c (gimplify_compound_literal_expr,
28732 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
28733 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
28734 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
28735 as was done in c-gimplify.c.
28736 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
28737 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
28738 Move from c-common.h.
28739 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
28741 * tree.c (staticp): Do not call langhook.
28742 * langhooks.c (lhd_staticp): Delete.
28743 * langhooks-def.h (lhd_staticp): Delete prototype.
28744 (LANG_HOOKS_STATICP): Delete.
28745 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
28747 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
28748 instead of DECL_STMTs.
28750 2009-03-29 Joseph Myers <joseph@codesourcery.com>
28758 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
28760 (fold_call_expr): Return a NOP_EXPR from folding rather than the
28761 contained expression.
28762 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
28763 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
28764 conditional expressions for C.
28765 (decl_constant_value_for_optimization): Move from
28766 decl_constant_value_for_broken_optimization in c-typeck.c. Check
28767 whether optimizing and that the expression is a VAR_DECL not of
28768 array type instead of doing such checks in the caller. Do not
28769 check pedantic. Call gcc_unreachable for C++.
28770 * c-common.def (C_MAYBE_CONST_EXPR): New.
28771 * c-common.h (c_fully_fold, c_save_expr,
28772 decl_constant_value_for_optimization): New prototypes.
28773 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
28774 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
28775 EXPR_INT_CONST_OPERANDS): Define.
28776 * c-convert.c (convert): Strip nops from expression.
28777 * c-decl.c (groktypename): Take extra parameters expr and
28778 expr_const_operands. Update call to grokdeclarator.
28779 (start_decl): Update call to grokdeclarator. Add statement for
28780 expressions used in type of decl.
28781 (grokparm): Update call to grokdeclarator.
28782 (push_parm_decl): Update call to grokdeclarator.
28783 (build_compound_literal): Add parameter non_const and build a
28784 C_MAYBE_COSNT_EXPR if applicable.
28785 (grokdeclarator): Take extra parameters expr and
28786 expr_const_operands. Track expressions used in declaration
28787 specifiers and declarators. Fold array sizes and track whether
28788 they are constant expressions and whether they are integer
28789 constant expressions.
28790 (parser_xref_tag): Set expr and expr_const_operands fields in
28792 (grokfield): Update call to grokdeclarator.
28793 (start_function): Update call to grokdeclarator.
28794 (build_null_declspecs): Set expr and expr_const_operands fields in
28796 (declspecs_add_type): Handle expressions in typeof specifiers.
28797 * c-parser.c (c_parser_declspecs): Set expr and
28798 expr_const_operands fields for declaration specifiers.
28799 (c_parser_enum_specifier): Likewise.
28800 (c_parser_struct_or_union_specifier): Likewise.
28801 (c_parser_typeof_specifier): Likewise. Update call to
28802 groktypename. Fold expression as needed. Return expressions with
28803 type instead of adding statements.
28804 (c_parser_attributes): Update calls to c_parser_expr_list.
28805 (c_parser_statement_after_labels): Fold expression before passing
28806 to objc_build_throw_stmt.
28807 (c_parser_condition): Fold expression.
28808 (c_parser_asm_operands): Fold expression.
28809 (c_parser_conditional_expression): Use c_save_expr. Update call
28810 to build_conditional_expr.
28811 (c_parser_alignof_expression): Update call to groktypename.
28812 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
28813 original_code. Fold expression argument of va_arg. Create
28814 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
28815 argument to va_arg. Update calls to groktypename. Fold array
28816 index for offsetof. Verify that first argument to
28817 __builtin_choose_expr has integer type.
28818 (c_parser_postfix_expression_after_paren_type): Update calls to
28819 groktypename and build_compound_literal. Handle expressions with
28820 side effects in type name.
28821 (c_parser_postfix_expression_after_primary): Update call to
28822 c_parser_expr_list. Set original_code for calls to
28823 __builtin_constant_p.
28824 (c_parser_expr_list): Take extra parameter fold_p. Fold
28825 expressions if requested.
28826 (c_parser_objc_type_name): Update call to groktypename.
28827 (c_parser_objc_synchronized_statement): Fold expression.
28828 (c_parser_objc_receiver): Fold expression.
28829 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
28830 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
28831 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
28832 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
28833 (struct c_typespec): Add elements expr and expr_const_operands.
28834 (struct c_declspecs): Add elements expr and expr_const_operands.
28835 (groktypename, build_conditional_expr, build_compound_literal):
28837 (in_late_binary_op): Declare.
28838 * c-typeck.c (note_integer_operands): New function.
28839 (in_late_binary_op): New variable.
28840 (decl_constant_value_for_broken_optimization): Move to c-common.c
28841 and rename to decl_constant_value_for_optimization.
28842 (default_function_array_conversion): Do not strip nops.
28843 (default_conversion): Do not call
28844 decl_constant_value_for_broken_optimization.
28845 (build_array_ref): Do not fold result.
28846 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
28847 result when operand is a VLA.
28848 (c_expr_sizeof_type): Update call to groktypename. Handle
28849 expressions included in type name. Use C_MAYBE_CONST_EXPR for
28850 result when operand names a VLA type.
28851 (build_function_call): Update call to build_compound_literal.
28852 Only fold result for calls to __builtin_* functions. Strip
28853 NOP_EXPR from INTEGER_CST returned from such functions. Fold
28854 the function designator.
28855 (convert_arguments): Fold arguments. Update call to
28856 convert_for_assignment.
28857 (build_unary_op): Handle increment and decrement of
28858 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
28859 decrement earlier. Fold operand of increment and decrement.
28860 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
28861 built for integer operand. Wrap returns that are INTEGER_CSTs
28862 without being integer constant expressions or that have integer
28863 constant operands without being INTEGER_CSTs.
28864 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
28865 (build_conditional_expr): Add operand ifexp_bcp. Track whether
28866 result is an integer constant expression or can be used in
28867 unevaluated parts of one and avoid folding and wrap as
28868 appropriate. Fold operands before possibly doing -Wsign-compare
28870 (build_compound_expr): Wrap result for C99 if operands can be used
28871 in integer constant expressions.
28872 (build_c_cast): Update call to digest_init. Do not ignore
28873 overflow from casting floating-point constants to integers. Wrap
28874 results that could be confused with integer constant expressions,
28875 null pointer constants or floating-point constants.
28876 (c_cast_expr): Update call to groktypename. Handle expressions
28877 included in type name.
28878 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
28879 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
28880 Update calls to convert_for_assignment.
28881 (convert_for_assignment): Take new parameter
28882 null_pointer_constant. Do not strip nops or call
28883 decl_constant_value_for_broken_optimization. Set
28884 in_late_binary_op for conversions to boolean.
28885 (store_init_value): Update call to digest_init.
28886 (digest_init): Take new parameter null_pointer_constant. Do not
28887 call decl_constant_value_for_broken_optimization. pedwarn for
28888 initializers not constant expressions. Update calls to
28889 convert_for_assignment.
28890 (constructor_nonconst): New.
28891 (struct constructor_stack): Add nonconst element.
28892 (really_start_incremental_init, push_init_level, pop_init_level):
28893 Handle constructor_nonconst and nonconst element.
28894 (set_init_index): Call constant_expression_warning for array
28896 (output_init_element): Fold value. Set constructor_nonconst as
28897 applicable. pedwarn for initializers not constant expressions.
28898 Update call to digest_init. Call constant_expression_warning
28899 where constant initializers are required.
28900 (process_init_element): Use c_save_expr.
28901 (c_finish_goto_ptr): Fold expression.
28902 (c_finish_return): Fold return value. Update call to
28903 convert_for_assignment.
28904 (c_start_case): Fold switch expression.
28905 (c_process_expr_stmt): Fold expression.
28906 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
28907 ensure statement expression is not evaluated in constant expression.
28908 (build_binary_op): Track whether results are integer constant
28909 expressions or may occur in such, disable folding and wrap results
28910 as applicable. Fold operands for -Wsign-compare warnings unless
28912 (c_objc_common_truthvalue_conversion): Handle results folded to
28913 integer constants that are not integer constant expressions.
28914 * doc/extend.texi: Document when typeof operands are evaluated,
28915 that condition of __builtin_choose_expr is an integer constant
28916 expression, and more about use of __builtin_constant_p in
28919 2009-03-29 Richard Guenther <rguenther@suse.de>
28921 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
28922 propagate addresses of array references.
28924 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
28926 * regmove.c (perhaps_ends_bb_p): Remove.
28927 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
28928 from INSN and check that the main loop stays within that basic block.
28929 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
28930 (regmove_forward_pass): Split out from regmove_optimize. Use
28931 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
28932 (regmove_backward_pass): Split out from regmove_optimize. Use
28933 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
28934 (regmove_optimize): Simplify.
28936 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
28939 * config/i386/i386.c (classify_argument): Ignore flexible array
28940 member in struct and warn ABI change.
28942 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
28944 * config/i386/i386-protos.h (ix86_agi_dependent): New.
28946 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
28947 (ix86_adjust_cost): Updated.
28949 2009-03-29 Jan Hubicka <jh@suse.cz>
28951 PR middle-end/28850
28952 * tree-pass.h (pass_cleanup_eh): New function.
28953 (remove_unreachable_regions): Break code handling RTL
28954 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
28955 that can not be reached by runtime.
28956 (can_be_reached_by_runtime): New function.
28957 (label_to_region_map): New function.
28958 (num_eh_regions): New function.
28959 (rtl_remove_unreachable_regions): New function.
28960 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
28961 (remove_eh_region): New function.
28962 * except.h: Include sbitmap and vecprim.
28963 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
28964 num_eh_regions): Declare.
28965 * passes.c (init_optimization_passes): Schedule cleanup_eh.
28966 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
28967 * tree-eh.c (tree_remove_unreachable_handlers): New function.
28968 (tree_empty_eh_handler_p): New function.
28969 (cleanup_empty_eh): New function.
28970 (cleanup_eh): New function.
28971 (pass_cleanup_eh): New function.
28973 2009-03-29 Jan Hubicka <jh@suse.cz>
28975 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
28976 for removed regions.
28978 2009-03-29 Jan Hubicka <jh@suse.cz>
28980 * except.c (dump_eh_tree): Dump all datastructures.
28982 2009-03-29 Jan Hubicka <jh@suse.cz>
28984 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
28985 (duplicate_eh_regions_1): Likewise.
28986 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
28987 vector; call EH verification.
28988 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28989 Be ready for region being removed.
28991 2009-03-29 Jan Hubicka <jh@suse.cz>
28993 * bitmap.c (bitmap_last_set_bit): New function.
28994 * bitmap.h (bitmap_last_set_bit): Declare.
28996 2009-03-29 David Ayers <ayers@fsfe.org>
28999 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
29000 by calling objc_compare_types and surpress warnings about
29001 incompatible C pointers that are compatible ObjC pointers.
29003 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
29005 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
29006 call initialize_inline_failed.
29007 (initialize_inline_failed): Move it from here ...
29008 * cgraph.c (initialize_inline_failed): ... to here.
29009 (cgraph_create_edge): Call initialize_inline_failed rather than
29010 setting inline_failed directly.
29012 2009-03-29 Ben Elliston <bje@au.ibm.com>
29015 * sysv4.opt (msdata): Improve comment.
29016 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
29017 * sysv4.h (SVR4_ASM_SPEC): Likewise.
29019 2009-03-29 Ben Elliston <bje@au.ibm.com>
29022 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
29023 load and store attributes.
29025 2009-03-29 Ben Elliston <bje@au.ibm.com>
29027 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
29028 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
29029 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
29030 * doc/extend.texi (X86 Built-in Functions): Add index entries for
29031 __builtin_infq and __builtin_huge_valq.
29033 2009-03-28 Anatoly Sokolov <aesok@post.ru>
29035 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
29037 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
29038 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
29040 2009-03-28 Xinliang David Li <davidxl@google.com>
29042 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
29043 (do_dbg_cnt): New function.
29045 2009-03-28 Jan Hubicka <jh@suse.cz>
29047 Merge from pretty-ipa:
29049 2009-03-27 Jan Hubicka <jh@suse.cz>
29051 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
29052 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
29053 * passes.c (function_called_by_processed_nodes_p): New.
29054 * ipa-pure-const.c (check_call): Fix handling of operands.
29055 (analyze_function): Dump debug output for skipped bodies.
29056 (local_pure_const): Use function_called_by_processed_nodes_p.
29057 * dwarf2out.c (reference_to_unused): Use output.
29058 * passes.c (do_per_function_toporder): Likewise.
29060 2008-11-12 Jan Hubicka <jh@suse.cz>
29062 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
29063 * ipa-pure-const.c (funct_state_d): Add can throw field; make
29064 state_set_in_source enum
29065 (check_decl): Ignore memory tags; do not set fake looping flags;
29067 (check_operand, check_tree, check_rhs_var, check_lhs_var,
29068 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
29069 (check_call, analyze_function): Rewrite.
29071 (add_new_function): Update call of analyze_function.
29072 (generate_summary): Add call of analyze_function.
29073 (propagate): Propagate can_throw; handle state_set_in_source correctly.
29074 (local_pure_const): New function.
29075 (pass_local_pure_const): New pass.
29076 * ipa-inline.c (inline_transform): Set after_inlining.
29077 * tree-eh.c (stmt_can_throw_external): New.
29078 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
29079 work with aliasing built.
29080 * tree-flow.h (stmt_can_throw_external): New.
29081 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
29082 and local pure/const pass in early and late optimization queue.
29084 2009-03-28 Martin Jambor <mjambor@suse.cz>
29086 * fold-const.c (get_pointer_modulus_and_residue): New parameter
29088 (fold_binary): Allow function decl aligment consideration is the
29089 second argument is integer constant one.
29090 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
29091 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
29092 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
29094 2009-03-28 Jan Hubicka <jh@suse.cz>
29096 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
29097 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
29098 * function.h (rtl_data): Add nothrow flag.
29099 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
29100 set DECL_NOTHROW for AVAILABLE functions.
29102 2009-03-28 Jakub Jelinek <jakub@redhat.com>
29104 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
29105 following vector keyword has expansion starting with pixel or bool
29106 keyword, expand vector to __vector and pixel or bool to __pixel or
29110 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
29111 warn_if_disallowed_function_p): Removed.
29112 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
29113 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
29114 warning_if_disallowed_function_p.
29115 * flags.h (warn_if_disallowed_function_p,
29116 warn_disallowed_functions): Removed.
29117 * common.opt (Wdisallowed-function-list=): Removed.
29118 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
29120 2009-03-28 Richard Guenther <rguenther@suse.de>
29122 PR tree-optimization/38723
29123 * tree-ssa-pre.c (compute_avail): Add all default definitions to
29126 2009-03-28 Jan Hubicka <jh@suse.cz>
29128 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
29129 test introduced by my previous patch.
29131 2009-03-28 Richard Guenther <rguenther@suse.de>
29133 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
29134 the PHIs value undefined.
29136 2009-03-28 Jan Hubicka <jh@suse.cz>
29138 * tree-pass.h (pass_fixup_cfg): New pass.
29139 * ipa-inline.c (inline_transform): Set
29140 always_inline_functions_inlined/after_inlining.
29141 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
29142 (pass_fixup_cfg): New pass.
29143 * passes.c (init_optimization_passes): Add fixup_cfg.
29145 2009-03-28 Richard Guenther <rguenther@suse.de>
29147 PR tree-optimization/38458
29148 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
29149 argument use the arguments copy-of value.
29151 2009-03-28 Richard Guenther <rguenther@suse.de>
29153 PR tree-optimization/38180
29154 * tree-ssa-ccp.c (get_default_value): Simplify.
29155 (likely_value): Likewise.
29156 (surely_varying_stmt_p): Properly handle VOP case.
29157 (ccp_initialize): Likewise.
29158 (ccp_fold): Handle propagating through *&.
29159 (fold_const_aggregate_ref): Also handle decls.
29161 2009-03-28 Jan Hubicka <jh@suse.cz>
29163 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
29164 * cgraph.h (cgraph_node): Likewise.
29165 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
29166 (cgraph_reset_node): Use process flag.
29167 (cgraph_mark_functions_to_output): Likewise.
29168 (cgraph_expand_function): Likewise.
29169 (cgraph_expand_all_functions): Likewise.
29170 (cgraph_output_in_order): Likewise.
29171 * dwarf2out.c (reference_to_unused): Likewise.
29172 * passes.c do_per_function_toporder): Likewise.
29174 2009-03-28 Jan Hubicka <jh@suse.cz>
29176 Bring from lto-branch:
29178 2008-09-03 Doug Kwan <dougkwan@google.com>
29180 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
29181 enums instead of reason strings.
29182 * cgraph.c (cgraph_create_edge): Same.
29183 (cgraph_inline_failed_string): New function.
29184 * cgraph.h (cgraph_inline_failed_t): New enum type.
29185 (cgraph_inline_failed_string): New prototype.
29186 (struct cgraph_edge): Change type of INLINED_FAILED from constant
29187 char pointer to cgraph_inline_failed_t.
29188 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
29189 (cgraph_default_inline_p): Ditto.
29190 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
29191 to cgraph_inline_failed_t pointer.
29192 * cif-code.def: New file.
29193 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
29195 (cgraph_check_inline_limits): Change type of REASON to pointer to
29196 cgraph_inline_failed_t. Replace reason strings with enums.
29197 (cgraph_default_inline_p): Ditto.
29198 (cgraph_recursive_inlining_p): Ditto.
29199 (update_caller_keys): Change type of FAILED_REASON to
29200 cgraph_inline_failed_t.
29201 (cgraph_set_inline_failed): Change type of REASON to pointer to
29202 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
29203 convert enums to strings for text output.
29204 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
29205 to be of type cgraph_inline_failed_t. Replace reason strings with
29206 enums. Call cgraph_inline_failed_string to covert enums
29207 to strings for text output.
29208 (cgraph_decide_inlining): Replace reason strings with enums.
29209 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
29210 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
29212 * tree-inline.c (expand_call_inline): Change type of REASON
29213 to cgraph_inline_failed_t. Replace reason strings with enums.
29214 Call cgraph_inline_failed_string for text output.
29215 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
29218 2009-03-28 Jan Hubicka <jh@suse.cz>
29220 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
29221 cgraph_clone_node): Remove master clone handling.
29222 (cgraph_is_master_clone, cgraph_master_clone): Remove.
29223 * cgraph.h (master_clone): Remove.
29224 (cgraph_is_master_clone, cgraph_master_clone): Remove.
29225 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
29226 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
29228 2009-03-28 Jan Hubicka <jh@suse.cz>
29230 * cgraph.c (cgraph_function_body_availability): Functions declared
29231 inline are always safe to assume that it is not going to be replaced.
29233 2009-03-28 Richard Guenther <rguenther@suse.de>
29235 PR tree-optimization/38513
29236 * tree-ssa-pre.c (eliminate): Remove redundant stores.
29237 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
29238 EXC_PTR_EXPR and FILTER_EXPR.
29239 (get_ref_from_reference_ops): Likewise.
29241 2009-03-28 Richard Guenther <rguenther@suse.de>
29243 PR tree-optimization/38968
29244 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
29245 Use FLOOR_MOD_EXPR to compute misalignment.
29247 2009-03-28 Richard Guenther <rguenther@suse.de>
29249 PR tree-optimization/37795
29250 * tree.h (combine_comparisons): Declare.
29251 * fold-const.c (combine_comparisons): Export.
29252 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
29254 (ifcombine_iforif): Use combine_comparisons.
29256 2009-03-28 Jan Hubicka <jh@suse.cz>
29258 * tree-eh.c (inlinable_call_p): New function.
29259 (make_eh_edges): Use it.
29260 (verify_eh_edges): Use it.
29261 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
29262 * except.c (reachable_next_level): Add inlinable_function argument
29263 (sjlj_find_directly_reachable_regions): Update.
29264 (add_reachable_handler): Do not set saw_any_handlers.
29265 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
29266 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
29267 Add new inlinable call parameter.
29268 (can_throw_internal, can_throw_external): Update.
29269 * except.h (can_throw_internal_1, can_throw_external_1,
29270 foreach_reachable_handler): Update declaration.
29272 2009-03-28 Joseph Myers <joseph@codesourcery.com>
29274 * config/arm/t-arm-coff, config/h8300/coff.h,
29275 config/i386/i386-aout.h, config/i386/i386-coff.h,
29276 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
29277 config/pdp11/2bsd.h, config/rs6000/aix41.h,
29278 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
29279 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
29280 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
29281 sys-types.h: Remove.
29282 * Makefile.in: Remove protoize and fixproto support and references
29284 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
29285 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
29287 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
29288 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
29289 unprotoize$(exeext).
29290 (rest.encap): Don't depend on $(STMP_FIXPROTO)
29291 (.PHONY): Don't depend on proto.
29292 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
29293 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
29294 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
29295 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
29296 build/gen-protos.o, build/scan.o, xsys-protos.h,
29297 build/fix-header$(build_exeext), build/fix-header.o,
29298 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
29299 stmp-install-fixproto): Remove.
29300 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
29301 SYSCALLS.c or fixproto files.
29302 (install-common): Don't install protoize.
29303 (install-headers-tar, install-headers-cpio, install-headers-cp):
29304 Don't depend on $(STMP_FIXPROTO).
29305 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
29306 install fixproto files or write out fixproto settings.
29307 (uninstall): Don't uninstall protoize.
29308 * config.gcc (use_fixproto): Remove.
29309 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
29310 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
29311 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
29312 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
29313 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
29314 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
29315 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
29316 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
29317 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
29318 * config/t-vxworks (STMP_FIXPROTO): Remove.
29319 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
29320 STMP_FIXPROTO): Remove.
29321 * config.in, configure: Regenerate.
29322 * crtstuff.c (gid_t, uid_t): Don't undefine.
29323 * doc/install.texi: Change m68k-coff to m68k-elf in example.
29324 (arm-*-coff, arm-*-aout: Remove target entries.
29325 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
29326 Remove mention of AIX 4.1.
29327 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
29328 * doc/invoke.texi (Running Protoize): Remove.
29329 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
29330 (Protoize Caveats): Remove.
29331 * tsystem.h: Update comments on headers assumed to exist.
29333 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
29335 * genautomata.c: Add a new year to the copyright. Add a new
29337 (struct insn_reserv_decl): Add comments for member bypass_list.
29338 (find_bypass): Remove.
29339 (insert_bypass): New.
29340 (process_decls): Use insert_bypass.
29341 (output_internal_insn_latency_func): Output all bypasses with the
29342 same input insn in one switch case.
29344 * rtl.def (define_bypass): Describe bypass choice.
29345 * doc/md.texi (define_bypass): Ditto.
29347 2009-03-27 Richard Guenther <rguenther@suse.de>
29349 * gimplify.c (mark_addressable): Export.
29350 * tree-flow.h (mark_addressable): Declare.
29351 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
29352 * tree-ssa.c (verify_phi_args): Verify that address taken
29353 variables have TREE_ADDRESSABLE set.
29355 2009-03-27 Richard Guenther <rguenther@suse.de>
29357 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
29358 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
29359 Do not mark decls TREE_ADDRESSABLE.
29360 (build_fold_addr_expr): Adjust.
29361 (fold_addr_expr): Remove.
29362 (fold_unary): Use build_fold_addr_expr.
29363 (fold_comparison): Likewise.
29364 (split_address_to_core_and_offset): Likewise.
29365 * coverage.c (tree_coverage_counter_addr): Mark the array decl
29367 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
29368 (gimplify_modify_expr_to_memcpy): Mark source and destination
29370 * omp-low.c (create_omp_child_function): Mark the object decl
29372 (lower_rec_input_clauses): Mark the var we take the address of
29374 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
29376 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29378 PR middle-end/39315
29379 * cfgexpand.c (expand_one_stack_var_at): Change alignment
29380 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
29382 2009-03-27 Richard Guenther <rguenther@suse.de>
29384 PR tree-optimization/39120
29385 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
29387 (handle_lhs_call): Process return constraints. Add escape
29388 constraints if necessary.
29389 (handle_const_call): Fill out return constraints. Make nested
29390 case more precise. Avoid consttmp if possible.
29391 (handle_pure_call): Fill out return constraints. Avoid
29392 callused if possible.
29393 (find_func_aliases): Simplify call handling.
29395 2009-03-27 Richard Guenther <rguenther@suse.de>
29397 PR tree-optimization/39120
29398 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
29399 as a representative.
29400 (solve_graph): Do propagate CALLUSED.
29401 (handle_pure_call): Use a scalar constraint from CALLUSED for
29403 (find_what_p_points_to): CALLUSED shall not appear in poins-to
29406 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29409 * c-common.c (handle_aligned_attribute): Properly check alignment
29410 overflow. Use (1U << i) instead of (1 << i).
29412 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
29414 * expr.h (get_mem_align_offset): Updated.
29416 * tree.h (tree_decl_common): Change align to "unsigned int" and
29417 move it before pointer_alias_set.
29419 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29420 Jakub Jelinek <jakub@redhat.com>
29423 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
29424 gr_register_operand with gr_reg_or_0_operand.
29425 (cmpxchg_rel_di): Likewise.
29426 (sync_lock_test_and_set<mode>): Likewise.
29428 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29430 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
29431 (true_regnum): Likewise.
29433 * rtlanal.c (subreg_info): Moved to ...
29434 * rtl.h (subreg_info): Here. New.
29435 (subreg_get_info): New.
29437 * rtlanal.c (subreg_get_info): Make it extern.
29439 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29442 * config/i386/i386.c (ix86_abi): New.
29443 (override_options): Handle -mabi=.
29444 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
29445 (ix86_call_abi_override): Likewise.
29446 (init_cumulative_args): Likewise.
29447 (function_arg_advance): Likewise.
29448 (function_arg_64): Likewise.
29449 (function_arg): Likewise.
29450 (ix86_pass_by_reference): Likewise.
29451 (ix86_function_value_regno_p): Likewise.
29452 (ix86_build_builtin_va_list_abi): Likewise.
29453 (setup_incoming_varargs_64): Likewise.
29454 (is_va_list_char_pointer): Likewise.
29455 (ix86_init_machine_status): Likewise.
29456 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
29457 (ix86_function_type_abi): Return enum calling_abi. Rewrite
29458 for 64bit. Replace DEFAULT_ABI with ix86_abi.
29459 (ix86_function_abi): Make it static and return enum calling_abi.
29460 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
29462 (ix86_fn_abi_va_list): Updated.
29464 * config/i386/i386.h (ix86_abi): New.
29465 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
29466 (CONDITIONAL_REGISTER_USAGE): Likewise.
29467 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
29468 (machine_function): Likewise.
29470 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
29472 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
29473 (STACK_BOUNDARY): Likewise.
29474 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
29476 * config/i386/i386.opt (mabi=): New.
29478 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
29479 return enum calling_abi.
29480 (ix86_function_type_abi): Likewise.
29481 (ix86_function_abi): Removed.
29483 * doc/invoke.texi: Document -mabi= option for x86.
29485 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29487 * builtins.c (real_dconstp): Delete.
29488 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
29490 2009-03-27 Dodji Seketeli <dodji@redhat.com>
29491 Jakub Jelinek <jakub@redhat.com>
29494 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
29495 (gen_subprogram_die): When a function is explicit, generate the
29496 DW_AT_explicit attribute.
29497 * langhooks.h (struct lang_hooks_for_decls): Add
29498 function_decl_explicit_p langhook.
29499 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
29500 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
29502 2009-03-27 Jakub Jelinek <jakub@redhat.com>
29504 * builtins.c (fold_builtin_memory_op): Optimize memmove
29505 into memcpy if we can prove source and destination don't overlap.
29507 * tree-inline.c: Include gt-tree-inline.h.
29508 (clone_fn_id_num): New variable.
29509 (clone_function_name): New function.
29510 (tree_function_versioning): Use it.
29511 * Makefile.in (GTFILES): Add tree-inline.c.
29513 2009-03-27 Mark Mitchell <mark@codesourcery.com>
29515 * BASE-VER: Change to 4.5.0.
29517 2009-03-27 Xinliang David Li <davidxl@google.com>
29519 PR tree-optimization/39557
29520 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
29522 2009-03-27 Xinliang David Li <davidxl@google.com>
29524 PR tree-optimization/39548
29525 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
29528 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29530 * c-common.c (pointer_int_sum): Use %wd on return from
29533 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29535 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
29536 on return from tree_low_cst.
29538 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
29541 * ginclude/stdarg.h (va_copy): Define also for
29542 __GXX_EXPERIMENTAL_CXX0X__.
29544 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29547 * builtins.h (c_strlen): Do not warn here.
29548 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
29549 * c-common.c (pointer_int_sum): Take an explicit location.
29550 Warn about offsets out of bounds.
29551 * c-common.h (pointer_int_sum): Adjust declaration.
29553 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29555 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
29558 2009-03-26 Jakub Jelinek <jakub@redhat.com>
29561 * opts.c (warn_if_disallowed_function_p): Don't assume
29562 get_callee_fndecl must return non-NULL.
29564 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
29566 PR rtl-optimization/39522
29567 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
29568 when reg_reloaded_valid is set.
29570 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29572 * config/spu/divv2df3.c: New file.
29573 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
29574 (DPBIT_FUNCS): Filter out _div_df.
29576 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
29578 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
29579 a jump insn, count that jump in the distance to the loop start.
29581 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
29584 * config/sh/sh.c (calc_live_regs): Fix condition for global
29585 registers except PIC_OFFSET_TABLE_REGNUM.
29587 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
29590 * doc/invoke.texi (-mconsole): New.
29592 (-mno-cygwin): New.
29594 (-mnop-fun-dllimport): New.
29598 (sub section "i386 and x86-64 Windows Options"): New.
29600 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
29602 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
29603 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
29605 2009-03-25 Richard Guenther <rguenther@suse.de>
29607 PR middle-end/39497
29608 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
29611 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
29613 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
29614 neither of haifa/selective schedulers are working.
29616 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29618 * doc/invoke.texi (Debugging Options): Fix description of
29619 -fno-merge-debug-strings.
29621 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
29623 * config/cris/libgcc.ver: New version-script.
29624 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
29626 * configure.ac <GAS features, nop mnemonic>: Add pattern
29627 crisv32-*-* for "nop".
29628 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
29629 * configure: Regenerate.
29631 2009-03-24 Ira Rosen <irar@il.ibm.com>
29633 PR tree-optimization/39529
29634 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
29635 mark_sym_for_renaming for the tag copied to the new vector
29638 2009-03-24 Arthur Loiret <aloiret@debian.org>
29640 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
29641 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
29642 EXTRA_SPEC_FUNCTIONS.
29643 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
29644 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
29645 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
29646 -march and -mtune options.
29648 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
29650 * config/m68k/t-rtems: Add m5329 multilib.
29652 2009-03-24 Dodji Seketeli <dodji@redhat.com>
29653 Jakub Jelinek <jakub@redhat.com>
29656 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
29659 2009-03-23 Jakub Jelinek <jakub@redhat.com>
29662 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
29663 instead of c_parser_expression_conv, if original_code isn't one of the
29664 4 allowed comparison codes, fail.
29666 2009-03-23 Richard Guenther <rguenther@suse.de>
29668 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
29669 * tree.h (struct tree_type): Likewise.
29670 * reload.h (struct insn_chain): Likewise.
29671 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
29672 * function.h (struct function): Likewise.
29673 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
29675 2009-03-23 Jakub Jelinek <jakub@redhat.com>
29677 PR tree-optimization/39516
29678 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
29680 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
29682 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
29683 should be set true if BITS_PER_WORD of target is bigger than 32
29685 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
29687 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
29688 Translate -B-options to -rpath-link. Correct existing
29689 rpath-link and conditionalize on !nostdlib.
29691 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29693 * doc/extend.texi (Function Attributes, Variable Attributes):
29695 * doc/invoke.texi (Debugging Options, Optimize Options)
29696 (i386 and x86-64 Options, MCore Options): Likewise.
29698 2009-03-20 Jakub Jelinek <jakub@redhat.com>
29701 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
29702 it for block local namespace aliases.
29703 (gen_decl_die): Pass context_die to gen_namespace_die.
29705 2009-03-19 Jakub Jelinek <jakub@redhat.com>
29708 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
29709 minimum or maximum value.
29711 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
29713 * reginfo.c (globalize_reg): Recompute derived reg sets.
29715 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
29718 * libgcc2.c (mprotect): Do not use signed arguments for
29719 VirtualProtect, use DWORD arguments. Also fix the 'may
29720 be used uninitialized' warning for the np variable.
29722 2009-03-19 Jakub Jelinek <jakub@redhat.com>
29725 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
29726 functions using regparm calling conventions when not optimizing.
29727 (ix86_function_sseregparm): Similarly for sseregparm calling
29730 2009-03-19 Li Feng <nemokingdom@gmail.com>
29732 PR middle-end/39500
29733 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
29734 dependence if the first conflict is after niter iterations.
29736 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
29738 PR middle-end/38609
29739 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
29740 functions with dynamic stack-pointer adjustments.
29742 2009-03-19 Ben Elliston <bje@au.ibm.com>
29744 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
29745 option; change to -msdata=data.
29747 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29749 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
29752 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
29755 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
29757 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
29759 * doc/invoke.texi (Code Gen Options): Expand discussion of
29762 2009-03-18 Jakub Jelinek <jakub@redhat.com>
29764 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
29765 * matrix-reorg.c (struct matrix_info): Likewise.
29766 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
29767 * rtl.h (struct mem_attrs): Likewise.
29768 * df.h (struct df): Likewise.
29769 * tree-data-ref.h (struct data_dependence_relation): Likewise.
29770 * ira-int.h (struct ira_allocno): Likewise.
29771 * df-scan.c (struct df_collection_rec): Likewise.
29772 * ira.c (struct equivalence): Likewise.
29773 * function.c (struct temp_slot): Likewise.
29774 * cfgloop.h (struct loop): Likewise.
29777 * function.c (use_register_for_decl): When not optimizing, disregard
29778 register keyword for variables with types containing methods.
29780 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
29782 PR middle-end/39447
29783 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
29784 (is_simple_operand): Call contains_component_ref_p before calling data
29785 reference analysis that would fail on COMPONENT_REFs.
29787 * tree-vrp.c (search_for_addr_array): Fix formatting.
29789 2009-03-18 Richard Guenther <rguenther@suse.de>
29791 * tree-vect-transform.c (vect_loop_versioning): Fold the
29792 generated comparisons.
29793 * tree-vectorizer.c (set_prologue_iterations): Likewise.
29794 (slpeel_tree_peel_loop_to_edge): Likewise.
29796 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29798 PR middle-end/37805
29799 * opts.c (print_specific_help): In addition to `undocumented',
29800 accept `separate' and `joined' flags if passed alone. Describe
29801 output by the first matched one of those.
29802 (common_handle_option): Skip over empty strings.
29803 * gcc.c (display_help): Fix help string for `--help='.
29804 * doc/invoke.texi (Option Summary, Overall Options): With
29805 `--help=', classes and qualifiers can both be repeated, but
29806 only the latter can be negated. One should not pass only
29807 negated qualifiers. Fix markup and examples.
29810 2008-10-14 Jakub Jelinek <jakub@redhat.com>
29811 PR middle-end/37805
29812 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
29813 and -fhelp=separate.
29815 2009-03-17 Jing Yu <jingyu@google.com>
29817 PR middle-end/39378
29818 * function.h (struct rtl_data): Move is_thunk from here...
29819 (struct function): ...to here.
29820 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
29821 * varasm.c (assemble_start_function): Change is_thunk from crtl to
29823 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
29825 (alpha_does_function_need_gp, alpha_start_function): Likewise.
29826 (alpha_output_function_end_prologue): Likewise.
29827 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
29828 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
29829 (rs6000_output_function_epilogue): Likewise.
29830 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
29832 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
29835 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
29836 from different units in a single alternative.
29837 (*truncdfsf_i387): Ditto.
29838 (*truncxfsf2_mixed): Ditto.
29839 (*truncxfdf2_mixed): Ditto.
29841 2009-03-17 Jakub Jelinek <jakub@redhat.com>
29843 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
29844 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
29847 * tree-ssa-live.c (remove_unused_locals): Don't remove local
29848 unused non-artificial variables when not optimizing.
29851 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
29852 DW_TAG_imported_module even if decl is IMPORTED_DECL with
29853 NAMESPACE_DECL in its DECL_INITIAL.
29855 PR middle-end/39443
29856 * optabs.c (set_user_assembler_libfunc): New function.
29857 * expr.h (set_user_assembler_libfunc): New prototype.
29858 * c-common.c: Include libfuncs.h.
29859 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
29860 for memcmp, memset, memcpy, memmove and abort.
29861 * Makefile.in (c-common.o): Depend on libfuncs.h.
29864 * dwarf2out.c (gen_inlined_enumeration_type_die,
29865 gen_inlined_structure_type_die, gen_inlined_union_type_die,
29866 gen_tagged_type_instantiation_die): Removed.
29867 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
29870 2009-03-17 Janis Johnson <janis187@us.ibm.com>
29873 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
29875 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
29876 (check-parallel-%): Ditto.
29877 (check-consistency): Ditto.
29879 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
29881 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
29882 local variable rhs by NULL_TREE.
29884 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29887 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
29889 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29892 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
29894 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29897 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
29898 for ms->sysv ABI calls only in 64bit mode.
29900 * config/i386/i386.md (untyped_call): Support 32bit.
29902 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
29904 * doc/extend.texi: Replace x86_65 with x86_64.
29906 2009-03-16 Jakub Jelinek <jakub@redhat.com>
29908 PR tree-optimization/39455
29909 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
29910 mismatches for POINTER_TYPE_P (type).
29911 (number_of_iterations_le): Likewise.
29913 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29915 * config/picochip/picochip.c: Removed profiling support.
29916 * config/picochip/picochip.md: Removed profiling instruction.
29917 * config/picochip/picochip.h: Removed profiling builtin.
29919 2009-03-16 Joseph Myers <joseph@codesourcery.com>
29921 * doc/install.texi (--with-host-libstdcxx): Document.
29923 2009-03-14 Anatoly Sokolov <aesok@post.ru>
29926 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
29927 generate a warning if the function name does not begin with
29928 "__vector" and the function has either the 'signal' or 'interrupt'
29929 attribute, from here to ...
29930 (avr_declare_function_name): ...here. New function.
29931 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
29932 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
29934 2009-03-14 Jakub Jelinek <jakub@redhat.com>
29937 * cse.c (fold_rtx): Don't modify original const_arg1 when
29938 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
29939 separate variable instead.
29940 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
29941 from out of range shift counts.
29942 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
29944 2009-03-13 Catherine Moore <clm@codesourcery.com>
29946 * config/i386/x-mingw32 (host-mingw32.o): Replace
29947 diagnostic.h with $(DIAGNOSTIC_H).
29949 2009-03-12 Jakub Jelinek <jakub@redhat.com>
29952 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
29954 * config/i386/sync.md (sync_compare_and_swap<mode>,
29955 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
29956 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
29958 (sync_double_compare_and_swapdi_pic,
29959 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
29960 cmpxchg8b_pic_memory_operand instead of just memory_operand.
29962 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29965 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
29967 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29970 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29971 (avx_addsubv4df3): Likewise.
29972 (*avx_addsubv4sf3): Likewise.
29973 (sse3_addsubv4sf3): Likewise.
29975 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29978 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
29980 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
29983 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
29984 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
29985 registers for allocnos created from user-defined variables.
29987 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29990 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
29991 of non-integer mode as well.
29993 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
29995 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
29996 for functions for which the parameter types are unknown.
29998 2009-03-11 Jakub Jelinek <jakub@redhat.com>
30001 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
30002 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
30003 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
30004 * config/i386/i386.c (ix86_local_alignment): For
30005 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
30006 long long variables on the stack to avoid dynamic realignment.
30007 Allow the first argument to be a decl rather than type.
30008 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
30010 2009-03-11 Nick Clifton <nickc@redhat.com>
30013 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
30015 Add description to mno-lsim option.
30016 * config/mcore/mcore.h: Remove comment about deprecated m4align
30018 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
30019 * doc/invoke.texi: Add description of mno-lsim and
30020 mstack-increment options.
30022 * config/fr30/fr30.opt: Document the -mno-lsim option.
30023 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
30024 and -mno-lsim options.
30026 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30028 * fold-const.c (fold_comparison): Only call fold_inf_compare
30029 if the mode supports infinities.
30031 2009-03-11 Jason Merrill <jason@redhat.com>
30034 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
30035 end already did. Notice GIMPLE_CALL modifications of the result.
30036 Don't copy debug information from an ignored decl or a decl from
30039 2009-03-10 Richard Guenther <rguenther@suse.de>
30040 Nathan Froyd <froydnj@codesourcery.com>
30042 PR middle-end/37850
30043 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
30044 (__divMODE3): Likewise.
30046 2009-03-09 Jakub Jelinek <jakub@redhat.com>
30048 PR tree-optimization/39394
30049 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
30050 DECL_SIZE_UNIT of variable length FIELD_DECLs.
30052 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30054 * recog.c (verfiy_changes): Disallow renaming of hard regs in
30055 inline asms for register asm ("") declarations.
30057 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
30059 * fold-const.c (fold_unary): Fix comment.
30061 2009-03-07 Jan Hubicka <jh@suse.cz>
30064 * tree-inline.c (setup_one_parameter): Do replacement of const
30065 argument by constant in SSA form.
30067 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30069 PR middle-end/38028
30070 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
30071 determine alignment passed to assign_stack_local.
30072 (assign_parms_unsplit_complex): Likewise.
30073 * except.c (sjlj_build_landing_pads): Likewise.
30075 2009-03-06 Jakub Jelinek <jakub@redhat.com>
30077 PR middle-end/39360
30078 * tree-flow.h (add_referenced_var): Return bool instead of void.
30079 * tree-dfa.c (add_referenced_var): Return result of
30080 referenced_var_check_and_insert call.
30081 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
30082 of referenced_var_check_and_insert.
30085 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
30086 (gen_variable_die): Emit DW_AT_location on abstract static variable's
30087 DIE, don't emit it if abstract origin already has it.
30088 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
30089 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
30091 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
30093 * genpreds.c (needs_variable): Fix parentheses at variable name
30095 (write_tm_constrs_h): Indent generated code.
30097 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30099 * doc/extend.texi (Function Attributes): Add documentation
30100 for isr attributes.
30102 2009-03-06 Jakub Jelinek <jakub@redhat.com>
30105 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
30106 take locus from its DECL_SOURCE_LOCATION instead of input_location.
30108 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
30110 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
30113 2009-03-05 Jakub Jelinek <jakub@redhat.com>
30116 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
30117 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
30119 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
30121 * config/i386/i386.md (R8_REG, R9_REG): New constants.
30122 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
30123 constants instead of magic numbers.
30124 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
30126 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
30127 (x86_64_ms_abi_int_parameter_registers): Ditto.
30128 (x86_64_int_return_registers): Ditto.
30129 (ix86_maybe_switch_abi): Ditto.
30130 (ix86_expand_call): Ditto for clobbered_registers array.
30131 (ix86_hard_regno_mode_ok): Ditto.
30132 (x86_extended_QIreg_mentioned_p): Ditto.
30134 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
30136 PR tree-optimization/39349
30137 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
30139 * combine.c (gen_lowpart_for_combine): Use omode when generating
30142 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
30144 PR rtl-optimization/39235
30145 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
30147 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
30149 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
30151 2009-03-04 Richard Guenther <rguenther@suse.de>
30153 PR tree-optimization/39362
30154 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
30155 that occur in abnormal PHIs should be varying.
30157 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
30159 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
30161 (simple_iv): Take loop as an argument instead of statement.
30162 * tree-scalar-evolution.h (simple_iv): Declaration changed.
30163 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
30165 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
30167 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
30168 * matrix-reorg.c (analyze_transpose): Ditto.
30169 * tree-data-ref.c (dr_analyze_innermost): Ditto.
30170 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
30171 * tree-predcom.c (ref_at_iteration): Ditto.
30172 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
30174 2009-03-04 Richard Guenther <rguenther@suse.de>
30176 PR tree-optimization/39358
30177 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
30178 escaped_id and callused_id.
30179 (solve_graph): Likewise.
30181 2009-03-04 Richard Guenther <rguenther@suse.de>
30183 PR tree-optimization/39339
30184 * tree-sra.c (try_instantiate_multiple_fields): Make it
30185 no longer ICE on the above.
30187 2009-03-03 Joseph Myers <joseph@codesourcery.com>
30189 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
30190 that fits within Pmode.
30192 2009-03-03 Steve Ellcey <sje@cup.hp.com>
30194 PR middle-end/10109
30195 * tm.texi (LIBCALL_VALUE): Update description.
30197 2009-03-03 Steve Ellcey <sje@cup.hp.com>
30199 PR middle-end/34443
30200 * doc/extend.texi (section): Update description.
30202 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
30204 PR middle-end/39345
30205 * tree-inline.c (remapped_type): New.
30206 (can_be_nonlocal): Call remapped_type instead of remap_type.
30208 2009-03-03 Jakub Jelinek <jakub@redhat.com>
30211 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
30212 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
30214 2009-03-03 Richard Guenther <rguenther@suse.de>
30216 PR middle-end/39272
30217 * tree.c (tree_nonartificial_location): New function.
30218 * tree.h (tree_nonartificial_location): Declare.
30219 * builtins.c (expand_builtin_memory_chk): Provide location
30220 of the call location for artificial function pieces.
30221 (maybe_emit_chk_warning): Likewise.
30222 (maybe_emit_sprintf_chk_warning): Likewise.
30223 (maybe_emit_free_warning): Likewise.
30224 * expr.c (expand_expr_real_1): Likewise.
30226 2009-03-03 Jakub Jelinek <jakub@redhat.com>
30228 PR tree-optimization/39343
30229 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
30230 COMPONENT_REF t has ARRAY_TYPE.
30232 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
30234 PR middle-end/39335
30235 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
30236 when the type precision of the induction variable should be
30237 larger than the type precision of nit.
30238 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
30239 * graphite.c (graphite_loop_normal_form): Same.
30240 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
30242 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
30244 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
30245 (*call_1_rex64_ms_sysv): Use named constants instead of magic
30246 numbers to describe clobbered registers.
30247 (*call_value_0_rex64_ms_sysv): Ditto.
30248 * config/i386/mmx.md (mmx_emms): Ditto.
30249 (mmx_femms): Ditto.
30251 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
30253 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
30256 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30258 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
30259 (spu_section_type_flags): New function.
30261 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
30263 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
30264 reg_class_contents of FLOAT_REGS into a temporary.
30266 2009-03-02 Richard Guenther <rguenther@suse.de>
30267 Ira Rosen <irar@il.ibm.com>
30269 PR tree-optimization/39318
30270 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
30271 information to the vectorized statement.
30273 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
30275 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
30276 variable. Use defined names instead of magic constants for REX SSE
30279 2009-03-01 Richard Guenther <rguenther@suse.de>
30281 PR tree-optimization/39331
30282 * omp-low.c (lower_send_shared_vars): Do not receive new
30283 values for the reference of DECL_BY_REFERENCE parms or results.
30285 2009-03-01 Jan Hubicka <jh@suse.cz>
30288 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
30289 BLOCK_NONLOCALIZED_VAR): New macros.
30290 (tree_block): Add nonlocalized_vars.
30291 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
30292 gen_decl_die): Add origin argument. Allow generation of die with
30293 origin at hand only.
30294 (gen_member_die, gen_type_die_with_usage, force_decl_die,
30295 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
30297 (gen_block_die): Fix checking for unused blocks.
30298 (process_scope_var): Break out from .... ; work with origins only.
30299 (decls_for_scope) ... here; process nonlocalized list.
30300 (dwarf2out_ignore_block): Look for nonlocalized vars.
30301 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
30303 (dump_scope_block): Dump them.
30304 * tree-inline.c (remap_decls): Handle nonlocalized vars.
30305 (remap_block): Likewise.
30306 (can_be_nonlocal): New predicate.
30307 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
30309 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30311 * configure: Regenerate.
30313 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30315 * optc-gen.awk: No need to duplicate option flags twice.
30316 Reuse help texts for duplicate options which do not have any.
30318 * gcc.c (display_help): Document --version.
30320 * gcc.c (main): If print_help_list and verbose_flag, ensure
30321 driver output comes before subprocess output.
30323 * optc-gen.awk: Assign all remaining fields to help string,
30324 space-separated, for multi-line help in *.opt.
30326 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
30327 -Wno-pedantic-ms-format is for MinGW targets only.
30329 * doc/options.texi (Option file format): Fix bad indentation,
30330 restoring dropped sentence.
30332 2009-02-28 Jan Hubicka <jh@suse.cz>
30334 * tree-inline.c (tree_function_versioning): Output debug info.
30336 2009-02-28 Jan Hubicka <jh@suse.cz>
30339 * tree-inline.c (setup_one_parameter): Do not copy propagate
30340 arguments when not optimizing.
30342 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
30345 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
30346 (avx_addsubv4df3): Likewise.
30347 (*avx_addsubv4sf3): Likewise.
30348 (sse3_addsubv4sf3): Likewise.
30349 (*avx_addsubv2df3): Likewise.
30350 (sse3_addsubv2df3): Likewise.
30351 (avx_unpckhps256): Correct item selectors.
30352 (avx_unpcklps256): Likewise.
30353 (avx_unpckhpd256): Likewise.
30354 (avx_unpcklpd256): Likewise.
30356 2009-02-28 Jan Hubicka <jh@suse.cz>
30358 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
30360 (copy_arguments_for_versioning): If var is declared don't declare it.
30361 (tree_function_versioning): First setup substitutions and then copy
30364 2009-02-27 Jan Hubicka <jh@suse.cz>
30367 * cgraph.h (varpool_output_debug_info): Remove.
30368 * cgraphunit.c (varpool_output_debug_info): Remove.
30369 * dwarf2out.c (deferred_locations_struct): New struct
30370 (deferred_locations): New type.
30371 (deferred_locations_list): New static var.
30372 (deffer_location): New function.
30373 (gen_variable_die): Use it.
30374 (decls_for_scope): Output info on local static vars.
30375 (dwarf2out_finish): Process deferred locations.
30376 * varpool.c (varpool_output_debug_info): Remove.
30378 2009-02-27 Jan Hubicka <jh@suse.cz>
30381 * tree.h (TREE_PROTECTED): Fix comment.
30382 (BLOCK_HANDLER_BLOCK): Remove.
30383 (struct tree_block): Remove handler_block add body_block.
30384 (inlined_function_outer_scope_p): New.
30385 (is_body_block): Remove.
30386 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
30387 * dwarf2out.c (is_inlined_entry_point): Remove.
30388 (add_high_low_attributes): Use inlined_function_outer_scope_p.
30389 (gen_block_die): Use is_inlined_entry_point check. Remove body block
30391 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
30392 * gimplify.c (gimplify_expr): Gimplify body blocks.
30393 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
30394 block with multiple subblocks.
30395 (dump_scope_block): Prettier output; dump more flags and info.
30396 (dump_scope_blocks): New.
30397 (remove_unused_locals): Use dump_scope_blocks.
30398 * tree-flow.h (dump_scope_blocks): Declare.
30399 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
30400 * stmt.c (is_body_block): Remove.
30401 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
30402 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
30404 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
30406 PR middle-end/39308
30407 * graphite.c (graphite_loop_normal_form): Do not call
30408 number_of_iterations_exit from a gcc_assert.
30410 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30412 * config/s390/s390.c (s390_swap_cmp): Look for conditional
30413 jumps if COND is NULL.
30414 (find_cond_jump): New function.
30415 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
30416 * config/s390/s390.md: Remove z10_cobra attribute value.
30418 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
30420 * config/alpha/alpha.h (alpha_expand_mov): Return false if
30421 force_const_mem returns NULL_RTX.
30423 2009-02-26 Jan Hubicka <jh@suse.cz>
30426 * cgraph.h (varpool_output_debug_info): Remove.
30427 * cgraphunit.c (varpool_output_debug_info): Remove.
30428 * dwarf2out.c (deferred_locations_struct): New struct
30429 (deferred_locations): New type.
30430 (deferred_locations_list): New static var.
30431 (deffer_location): New function.
30432 (gen_variable_die): Use it.
30433 (decls_for_scope): Output info on local static vars.
30434 (dwarf2out_finish): Process deferred locations.
30435 * varpool.c (varpool_output_debug_info): Remove.
30437 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
30439 PR rtl-optimization/39241
30440 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
30441 to subreg_offset_representable_p.
30443 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
30445 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
30446 execute function prototype. Get f and nregs from max_reg_num
30447 and get_insns. Remove the first backward pass as it's dead,
30448 guard the forward pass by flag_expensive_optimizations.
30449 (rest_of_handle_regmove): Delete.
30450 (pass_regmove): Replace it with regmove_optimize.
30452 2009-02-25 Martin Jambor <mjambor@suse.cz>
30454 PR tree-optimization/39259
30455 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
30456 calls_alloca function flags.
30457 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
30458 calls are detected.
30460 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
30462 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
30463 flags_set_1_rtx, flags_set_1_set): Delete.
30464 (regmove_optimize): Do not call mark_flags_life_zones.
30466 2009-02-24 Julian Brown <julian@codesourcery.com>
30469 * config/arm/arm.c (require_pic_register): Only set
30470 cfun->machine->pic_reg once per function.
30472 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
30474 * doc/invoke.texi (Link Options): Document an easier way to pass
30475 options that take arguments to the GNU linker using -Xlinker and -Wl.
30477 2009-02-24 Steve Ellcey <sje@cup.hp.com>
30480 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
30482 2009-02-24 Richard Guenther <rguenther@suse.de>
30485 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
30487 2009-02-24 Richard Guenther <rguenther@suse.de>
30488 Zdenek Dvorak <ook@ucw.cz>
30490 PR tree-optimization/39233
30491 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
30492 from converting them to a generic type.
30494 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
30496 PR tree-optimization/39260
30497 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
30498 contains a condition with a real type.
30499 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
30501 2009-02-23 Jason Merrill <jason@redhat.com>
30504 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
30505 narrowing_initializer_constant_valid_p.
30506 (narrowing_initializer_constant_valid_p): Don't return
30507 null_pointer_node for adding a pointer to itself.
30509 2009-02-23 Jan Hubicka <jh@suse.cz>
30512 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
30515 2009-02-23 Jan Hubicka <jh@suse.cz>
30517 PR tree-optimization/37709
30518 * tree.c (block_ultimate_origin): Move here from dwarf2out.
30519 * tree.h (block_ultimate_origin): Declare.
30520 * dwarf2out.c (block_ultimate_origin): Move to tree.c
30521 * tree-ssa-live.c (remove_unused_scope_block_p):
30522 Eliminate blocks containig no instructions nor live variables nor
30524 (dump_scope_block): New function.
30525 (remove_unused_locals): Enable removal of dead blocks by default;
30526 enable dumping at TDF_DETAILS.
30528 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30530 * config/i386/i386.c (classify_argument): Don't allow COImode
30532 (function_arg_advance_32): Don't allow OImode.
30533 (function_arg_32): Likewise.
30534 (function_value_32): Likewise.
30535 (return_in_memory_32): Likewise.
30536 (function_arg_64): Remove OImode comment.
30538 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30541 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
30542 ix86_expand_vector_set for V4DImode in 64bit mode only.
30543 (ix86_expand_vector_init_one_var): Likewise.
30545 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
30547 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
30549 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
30552 * loop-iv.c: Revert last change.
30553 * emit-rtl.c: Likewise.
30555 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30558 * config/i386/i386.c (type_natural_mode): Remove an extra
30559 space in the warning message.
30560 (function_value_32): Handle 32-byte vector modes.
30561 (return_in_memory_32): Likewise.
30563 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
30565 * loop-iv.c (truncate_value): New function.
30566 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
30568 (lowpart_subreg): Move to...
30569 * emit-rtl.c: ...here.
30571 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
30573 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
30574 accidental and undocumented change at revision 140860.
30576 2009-02-21 Joseph Myers <joseph@codesourcery.com>
30578 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
30579 take gimple_seq * arguments.
30580 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
30581 types_compatible_p langhook.
30583 2009-02-20 Mark Mitchell <mark@codesourcery.com>
30584 Joseph Myers <joseph@codesourcery.com>
30586 * config/arm/arm.c (arm_builtin_va_list): New function.
30587 (arm_expand_builtin_va_start): Likewise.
30588 (arm_gimplify_va_arg_expr): Likewise.
30589 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
30590 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
30591 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
30592 (va_list_type): New variable.
30593 (arm_mangle_type): Mangle va_list_type appropriately.
30595 2009-02-20 Jakub Jelinek <jakub@redhat.com>
30597 PR middle-end/39157
30598 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
30599 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
30600 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
30601 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
30602 parameter to 1000 for -O1 by default.
30603 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
30605 * loop-invariant.c: Include params.h.
30606 (move_loop_invariants): Don't call move_single_loop_invariants on
30609 2009-02-20 Jaka Mocnik <jaka@xlab.si>
30611 * calls.c (emit_library_call_value_1): Use slot_offset instead of
30612 offset when calculating bounds for indexing stack_usage_map. Fixes
30613 a buffer overflow with certain target setups.
30615 2009-02-20 Jakub Jelinek <jakub@redhat.com>
30618 * calls.c (expand_call): Clear try_tail_call if caller and callee
30619 disagree in promotion of function return value.
30621 2009-02-19 Jakub Jelinek <jakub@redhat.com>
30624 * c-common.c (c_determine_visibility): If visibility changed and
30625 DECL_RTL has been already set, call make_decl_rtl to update symbol
30628 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
30631 * varasm.c (assemble_variable): Don't check DECL_NAME when
30632 globalizing a variable.
30634 2009-02-19 Joseph Myers <joseph@codesourcery.com>
30637 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
30638 expression before any __builtin_trap call.
30639 * c-typeck.c (build_function_call): Convert and check function
30640 arguments before generating a call to a trap. Evaluate the
30641 function arguments before the trap.
30643 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
30646 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
30647 (UNSPEC_FXAM_MEM): New unspec.
30648 (fxam<mode>2_i387_with_temp): New insn and split pattern.
30649 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
30650 memory using fxam<mode>2_i387_with_temp to remove excess precision.
30652 2009-02-19 Richard Guenther <rguenther@suse.de>
30654 PR tree-optimization/39207
30655 PR tree-optimization/39074
30656 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
30657 storedanything_tree): New.
30658 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
30659 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
30660 (build_succ_graph): Add edges from STOREDANYTHING to all
30662 (init_base_vars): Initialize STOREDANYTHING.
30663 (compute_points_to_sets): Free substitution info after
30664 building the succ graph.
30665 (ipa_pta_execute): Likewise.
30667 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
30669 (do_ds_constraint): Do not add to special var or non-pointer
30671 (type_could_have_pointers): Split out from ...
30672 (could_have_pointers): ... here. For arrays use the element type.
30673 (create_variable_info_for): Initialize may_have_pointers.
30674 (new_var_info): Likewise.
30675 (handle_lhs_call): Make the HEAP variable unknown-sized.
30676 (intra_create_variable_infos): Use a type with pointers for
30677 PARM_NOALIAS, make it unknown-sized.
30679 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
30682 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
30684 2009-02-18 Jason Merrill <jason@redhat.com>
30687 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
30688 value if DECL_EXTERNAL.
30689 * tree-sra.c (sra_walk_gimple_assign): Likewise.
30690 * target.h (gcc_target::binds_local_p): Clarify "module".
30691 * tree.h (TREE_PUBLIC): Clarify "module".
30693 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
30696 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
30697 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
30699 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
30702 * c.opt (Wabi): Support C and ObjC.
30705 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
30707 * config/i386/i386.c (classify_argument): Warn once about the ABI
30708 change when passing union with long double.
30710 * doc/invoke.texi: Update -Wabi for warning psABI changes.
30712 2009-02-18 Joseph Myers <joseph@codesourcery.com>
30715 * c-parser.c (c_parser_compound_statement): Always enter and leave
30718 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30721 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
30723 2009-02-18 Jakub Jelinek <jakub@redhat.com>
30725 PR tree-optimization/36922
30726 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
30727 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
30730 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30732 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
30735 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30737 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
30739 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30741 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
30744 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
30745 Richard Sandiford <rdsandiford@googlemail.com>
30747 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
30748 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
30749 (loongson_biadd): ...this.
30751 2009-02-17 Richard Guenther <rguenther@suse.de>
30753 PR tree-optimization/39202
30754 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
30755 a var make sure to follow existing collapses.
30757 2009-02-17 Richard Guenther <rguenther@suse.de>
30759 PR middle-end/39214
30760 * langhooks.c (lhd_print_error_function): Check for NULL block.
30762 2009-02-17 Richard Guenther <rguenther@suse.de>
30764 PR tree-optimization/39204
30765 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
30768 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
30770 * config/soft-fp/double.h: Update from glibc CVS.
30772 2009-02-17 Richard Guenther <rguenther@suse.de>
30774 PR tree-optimization/39207
30775 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
30776 strict-aliasing warnings for pointers pointing to NULL.
30778 2009-02-16 Joseph Myers <joseph@codesourcery.com>
30781 * c-parser.c (c_parser_braced_init): Call pop_init_level when
30782 skipping until next close brace.
30784 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
30787 * config/i386/i386.c (ix86_expand_push): Set memory alignment
30788 to function argument boundary.
30790 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30792 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
30793 in the lea_add. Reload eventually constraints it properly.
30794 * config/picochip/constraints.md: Remove the target constraint
30795 "b", since it is not needed anymore.
30797 2009-02-16 Jakub Jelinek <jakub@redhat.com>
30799 * gthr-dce.h: Uglify function parameter and local variable names.
30800 * gthr-gnat.h: Likewise.
30801 * gthr-mipssde.h: Likewise.
30802 * gthr-nks.h: Likewise.
30803 * gthr-posix95.h: Likewise.
30804 * gthr-posix.h: Likewise.
30805 * gthr-rtems.h: Likewise.
30806 * gthr-single.h: Likewise.
30807 * gthr-solaris.h: Likewise.
30808 * gthr-tpf.h: Likewise.
30809 * gthr-vxworks.h: Likewise.
30810 * gthr-win32.h: Likewise.
30812 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
30815 * config/i386/i386.md: Restrict the new peephole2 to move
30816 between MMX/SSE registers.
30818 2009-02-15 Richard Guenther <rguenther@suse.de>
30821 2009-02-13 Richard Guenther <rguenther@suse.de>
30823 * configure.ac: Enable LFS.
30824 * configure: Re-generate.
30825 * config.in: Likewise.
30827 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30829 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
30830 spu_srqwbyte, spu_srqwbytebc): Define.
30831 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
30832 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
30833 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
30834 "shrqby_<mode>"): New insn-and-split patterns.
30835 * config/spu/spu.c (expand_builtin_args): Determine and return
30836 number of operands using spu_builtin_description data.
30837 (spu_expand_builtin_1): Use it.
30839 2009-02-13 Steve Ellcey <sje@cup.hp.com>
30842 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
30845 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30848 * config/i386/i386.c (override_options): Correct warning
30849 messages for -malign-loops, -malign-jumps and -malign-functions.
30851 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30854 * config/i386/i386.md: Restrict the new peephole2 to move
30855 between the general purpose registers.
30857 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30860 * config/i386/i386.c (type_natural_mode): Add a new argument.
30861 Return the original mode and warn ABI change if vector size is 32byte.
30862 (function_arg_advance): Updated.
30863 (function_arg): Likewise.
30864 (ix86_function_value): Likewise.
30865 (ix86_return_in_memory): Likewise.
30866 (ix86_sol10_return_in_memory): Likewise.
30867 (ix86_gimplify_va_arg): Likewise.
30868 (function_arg_32): Don't warn ABX ABI change here.
30869 (function_arg_64): Likewise.
30871 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
30873 * loop-iv.c (implies_p): In the final case, test that operands 0
30874 of the two comparisons match.
30876 * config/bfin/bfin.c (find_prev_insn_start): New function.
30877 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
30878 (find_next_insn_start): Move.
30880 2009-02-13 Richard Guenther <rguenther@suse.de>
30882 * configure.ac: Enable LFS.
30883 * configure: Re-generate.
30884 * config.in: Likewise.
30886 2009-02-13 Joseph Myers <joseph@codesourcery.com>
30889 * c-parser.c (c_parser_parms_list_declarator): Discard pending
30890 sizes on syntax error after some arguments have been parsed.
30892 2009-02-12 Jakub Jelinek <jakub@redhat.com>
30894 * doc/invoke.texi (-fira): Remove.
30896 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30898 * caller-save.c: Replace regclass.c with reginfo.c in comments.
30899 * recog.c: Likewise.
30902 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
30904 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
30905 (umul_ppmm): Likewise.
30906 (count_leading_zeros): Likewise.
30907 (count_trailing_zeros): Likewise.
30908 (UMUL_TIME): Likewise.
30910 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30912 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
30913 soft-fp/t-softfp to tmake_file.
30915 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
30916 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
30917 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
30918 IA64_BUILTIN_INFQ]: New.
30919 (ia64_init_builtins): Initialize __builtin_infq,
30920 __builtin_fabsq and __builtin_copysignq if not HPUX.
30921 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
30922 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
30924 * config/ia64/lib1funcs.asm (__divtf3): Define only if
30926 (__fixtfti): Likewise.
30927 (__fixunstfti): Likewise.
30928 (__floattitf): Likewise.
30930 * config/ia64/libgcc-glibc.ver: New.
30931 * config/ia64/t-fprules-softfp: Likewise.
30932 * config/ia64/sfp-machine.h: Likewise.
30934 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
30935 (LIBGCC2_TF_CEXT): Likewise.
30936 (TF_SIZE): Likewise.
30937 (TARGET_INIT_LIBFUNCS): Likewise.
30939 * config/ia64/t-glibc (SHLINB_MAPFILES):
30940 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
30942 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30944 * config/i386/i386.c (construct_container): Rewrite processing
30945 BLKmode with X86_64_SSE_CLASS.
30947 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
30950 * config/i386/i386.md: Replace simplify_replace_rtx with
30951 replace_rtx in the new peephole2.
30953 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
30955 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
30956 loop unrolling do not happen at -O2.
30958 2009-02-12 Michael Matz <matz@suse.de>
30960 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
30962 2009-02-12 Jakub Jelinek <jakub@redhat.com>
30964 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
30967 2009-02-12 Ben Elliston <bje@au.ibm.com>
30969 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
30970 patterns when updating the back chain. Missed in the 2009-02-10
30973 2009-02-11 Janis Johnson <janis187@us.ibm.com>
30975 * doc/extend.texi (Decimal Floating Types): Update identifier of
30976 draft TR and list of missing support.
30978 2009-02-11 Jakub Jelinek <jakub@redhat.com>
30980 PR middle-end/39154
30981 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
30982 bit to variable length decl's flags, add it also to its
30983 pointer replacement variable.
30985 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
30986 Jakub Jelinek <jakub@redhat.com>
30989 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
30990 (memory_blockage): New expander.
30991 (*memory_blockage): New insn pattern.
30992 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
30993 instead of general blockage at the end of function prologue when
30994 frame pointer is used to access red zone area. Do not emit blockage
30995 when profiling, it is emitted in generic code.
30996 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
30997 function epilogue when frame pointer is used to access red zone area.
30999 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
31002 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
31003 by arithmetic with memory operands.
31004 * config/i386/predicates.md (commutative_operator): New.
31006 2009-02-10 Janis Johnson <janis187@us.ibm.com>
31008 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
31011 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
31013 * alias.h (record_alias_subset): Declare.
31014 * alias.c (record_alias_subset): Make global.
31016 2009-02-10 Nick Clifton <nickc@redhat.com>
31018 * tree-parloops.c: Change license to GPLv3.
31019 * ipa-struct-reorg.c: Change license to GPLv3.
31020 * ipa-struct-reorg.h: Change license to GPLv3.
31022 2009-02-10 Steve Ellcey <sje@cup.hp.com>
31025 * c-decl.c (start_struct): Return NULL on error.
31027 2009-02-10 Jakub Jelinek <jakub@redhat.com>
31029 PR middle-end/39124
31030 * cfgloopmanip.c (remove_path): Call remove_bbs after
31031 cancel_loop_tree, not before it.
31034 * function.h (struct function): Add has_local_explicit_reg_vars bit.
31035 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
31036 VAR_DECLs were seen.
31037 * tree-ssa-live.c (remove_unused_locals): Recompute
31038 cfun->has_local_explicit_reg_vars.
31039 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
31040 copies or clearings if cfun->has_local_explicit_reg_vars.
31042 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
31045 * config/i386/i386.c (expand_prologue): Emit blockage at the end
31046 of function prologue when frame pointer is used to access
31049 2009-02-10 Richard Guenther <rguenther@suse.de>
31051 PR middle-end/39127
31052 * gimplify.c (gimple_regimplify_operands): Always look if
31053 we need to create a temporary.
31055 2009-02-10 Richard Guenther <rguenther@suse.de>
31057 PR tree-optimization/39132
31058 * tree-loop-distribution.c (todo): New global var.
31059 (generate_memset_zero): Trigger TODO_rebuild_alias.
31060 (tree_loop_distribution): Return todo.
31062 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
31065 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
31066 (x86_64_reg_class_name): Removed.
31067 (classify_argument): Return 0 if bytes > 32. Return 0 if the
31068 first one isn't X86_64_SSE_CLASS or any other ones aren't
31069 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
31070 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
31071 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
31072 and 3 X86_64_SSEUP_CLASS.
31073 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
31074 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
31076 2009-02-10 Ben Elliston <bje@au.ibm.com>
31078 * config/rs6000/rs6000.md (allocate_stack): Always use an update
31079 form instruction to update the stack back chain word, even if the
31080 user has disabled the generation of update instructions.
31081 (movdi_<mode>_update_stack): New.
31082 (movsi_update_stack): Likewise.
31083 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
31084 always use an update form instruction to update the stack back
31087 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
31089 PR middle-end/38953
31090 * graphite.c (if_region_set_false_region): After moving a region in
31091 the false branch of a condition, remove the empty dummy basic block.
31092 (gloog): Remove wrong fix for PR38953.
31094 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31096 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
31097 generation due to implicit sign extension.
31099 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
31101 PR middle-end/38981
31102 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
31103 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
31105 2009-02-09 Richard Guenther <rguenther@suse.de>
31107 PR middle-end/35202
31108 * convert.c (convert_to_real): Disable (float)fn((double)x)
31109 to fnf(x) conversion if errno differences may occur and
31110 -fmath-errno is set.
31112 2009-02-07 Anatoly Sokolov <aesok@post.ru>
31114 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
31115 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
31116 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
31118 2009-02-06 Joseph Myers <joseph@codesourcery.com>
31121 * c-common.c (handle_alias_attribute): Disallow attribute for
31122 anything not a FUNCTION_DECL or VAR_DECL.
31124 2009-02-06 Janis Johnson <janis187@us.ibm.com>
31127 * real.c (do_compare): Special-case compare of zero against
31128 decimal float value.
31130 2009-02-06 Joseph Myers <joseph@codesourcery.com>
31133 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
31134 as indicating flexible array members unless the field itself is
31135 being declarared as the incomplete array.
31137 2009-02-06 Jan Hubicka <jh@suse.cz>
31139 PR tree-optimization/38844
31140 * ipa-inline.c (try_inline): Stop inlining recursion when edge
31141 is already inlined.
31143 2009-02-06 Richard Guenther <rguenther@suse.de>
31145 PR middle-end/38977
31146 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
31147 fork because we may expand it as __gcov_fork.
31149 2009-02-06 Nick Clifton <nickc@redhat.com>
31151 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
31153 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
31155 PR tree-optimization/35659
31156 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
31157 vn_phi_eq): Shortcut if hashcode does not match.
31158 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
31160 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
31161 and avoid iterative_hash_expr.
31162 (FOR_EACH_VALUE_ID_IN_SET): New.
31163 (value_id_compare): Remove.
31164 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
31165 sort expressions by value id.
31167 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
31170 * config/sh/predicates.md (general_movsrc_operand): Don't check
31171 the subreg of system registers here.
31173 2009-02-05 Jakub Jelinek <jakub@redhat.com>
31176 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
31177 on the copied decl.
31179 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
31181 PR rtl-optimization/39110
31182 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
31183 addresses, not aligned ones.
31185 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
31186 Richard Guenther <rguenther@suse.de>
31188 PR tree-optimization/39100
31189 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
31190 comment says and add edges.
31192 2009-02-05 Joseph Myers <joseph@codesourcery.com>
31195 * c-common.c (handle_tls_model_attribute): Ignore attribute for
31196 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
31198 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
31200 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
31201 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
31202 register_bb_in_sese, new_sese, free_sese): Moved.
31203 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
31204 outermost_loop_in_scop, build_scop_iteration_domain,
31205 expand_scalar_variables_ssa_name, get_vdef_before_scop,
31206 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
31207 Use loop_in_sese_p instead of loop_in_scop_p.
31208 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
31209 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
31210 (scopdet_basic_block_info): Fix bug in scop detection.
31211 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
31212 eq_loop_to_cloog_loop): Remove.
31213 (nb_loops_around_loop_in_scop, nb_loop
31214 ref_nb_loops): Moved here...
31215 * graphite.h (ref_nb_loops): ... from here.
31216 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
31217 (loop_domain_dim, loop_iteration_vector_dim): Remove.
31218 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
31220 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
31221 Hans-Peter Nilsson <hp@axis.com>
31223 PR rtl-optimization/37889
31224 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
31225 Move offset handling from PLUS to before the switch. Use new
31226 arguments when considering SYMBOL_REFs too.
31227 (rtx_addr_can_trap_p): Pass dummy offset and size.
31228 (enum may_trap_p_flags): Remove.
31229 (may_trap_p_1): Pass size from MEM_SIZE.
31231 PR rtl-optimization/38921
31232 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
31233 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
31234 * rtlanal.c (may_trap_after_code_motion_p): Delete.
31235 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
31237 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
31239 AVX Programming Reference (January, 2009)
31240 * config/i386/sse.md (*vpclmulqdq): New.
31242 2009-02-04 Jakub Jelinek <jakub@redhat.com>
31244 PR tree-optimization/38977
31245 PR gcov-profile/38292
31246 * calls.c (special_function_p): Disregard __builtin_ prefix.
31248 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
31250 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
31251 non-indexable addresses even before reload.
31253 2009-02-03 Joseph Myers <joseph@codesourcery.com>
31256 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
31257 as having variable size. Do not give an error for unnamed
31258 parameters with [*] declarators. Give a warning for type names
31259 with [*] declarators and mark them as variable size.
31260 * c-parser.c (c_parser_sizeof_expression): Do not give an error
31261 for sizeof applied to [*] type names.
31263 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
31266 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
31268 2009-02-03 Jakub Jelinek <jakub@redhat.com>
31270 * gcc.c (process_command): Update copyright notice dates.
31271 * gcov.c (print_version): Likewise.
31272 * gcov-dump.c (print_version): Likewise.
31273 * mips-tfile.c (main): Likewise.
31274 * mips-tdump.c (main): Likewise.
31276 2009-02-03 Joseph Myers <joseph@codesourcery.com>
31279 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
31280 for composite type involving a zero-length array type.
31282 2009-02-03 Jakub Jelinek <jakub@redhat.com>
31285 * function.c (match_asm_constraints_1): Skip over
31286 initial optional % in the constraint.
31288 PR inline-asm/39059
31289 * c-parser.c (c_parser_postfix_expression): If fixed point is not
31290 supported, don't accept FIXED_CSTs.
31291 * c-decl.c (finish_declspecs): Error if fixed point is not supported
31292 and _Sat is used without _Fract/_Accum. Set specs->type to
31293 integer_type_node for cts_fract/cts_accum if fixed point is not
31296 2009-02-02 Catherine Moore <clm@codesourcery.com>
31298 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
31300 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
31302 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
31303 (ABI_HAS_64BIT_SYMBOLS): Use it.
31304 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
31306 2009-02-02 Paul Brook <paul@codesourcery.com>
31308 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
31310 2009-02-02 Jakub Jelinek <jakub@redhat.com>
31312 PR inline-asm/39058
31313 * recog.h (asm_operand_ok): Add constraints argument.
31314 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
31315 recurse on matching constraint.
31316 (check_asm_operands): Pass constraints as 3rd argument to
31317 asm_operand_ok. Don't look up matching constraint here.
31318 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
31321 2009-02-02 Ben Elliston <bje@au.ibm.com>
31323 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
31324 TARGET_NARROW_VOLATILE_BITFIELD macro names.
31326 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31328 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
31329 information. Remove some obsolete information. Reorganize.
31331 * config/pa/fptr.c: Revert license to GPL 2.
31332 * config/pa/milli64.S: Likewise.
31334 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
31337 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
31338 LIBRARY name in, instead of hard-coding it.
31339 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
31340 extra target make frag to tmake_files according to EH model.
31341 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
31342 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
31343 frags that define makefile variable EH_MODEL appropriately.
31344 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
31345 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
31346 to "-sjlj" according to type of EH configured.
31347 (LIBGCC_SONAME): Concatenate it to shared library base name.
31348 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
31349 to "_sjlj" according to type of EH configured.
31350 (LIBGCC_SONAME): Concatenate it to shared library base name.
31351 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
31352 (SHLIB_LINK): Add missing semicolon to if-else construct.
31353 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
31354 string value of "pe_dll" command-line option.
31355 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
31356 (SHLIB_SONAME): Use it when overriding t-cygming default.
31357 (SHLIB_IMPLIB): Override t-cygming default.
31358 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
31359 string value of "pe_dll" command-line option.
31361 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
31364 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
31365 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
31367 2009-01-31 Richard Guenther <rguenther@suse.de>
31369 PR tree-optimization/38937
31370 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
31371 computing the transitive closure.
31373 2009-01-30 Richard Guenther <rguenther@suse.de>
31375 PR tree-optimization/39041
31376 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
31377 Propagate variable indices only if the types match for this stmt.
31379 2009-01-30 Jakub Jelinek <jakub@redhat.com>
31382 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
31383 inline but never defined.
31385 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
31387 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
31388 (*insv_h_di_reg_extimm): New insn.
31389 (*insv_l<mode>_reg_extimm): New insn.
31391 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
31393 * config/picochip/picochip.c (flag_conserve_stack): set
31394 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
31395 fconserve-stack. Reduce call-overhead used by inliner.
31397 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
31400 * common.opt (flag_conserve_stack): Initialised to zero.
31402 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
31405 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
31406 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
31409 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
31411 * ira-color.c (allocno_reload_assign): Update comments.
31412 * regmove.c (regmove_optimize): Likewise.
31416 2009-01-29 Robert Millan <rmh@aybabtu.com>
31418 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
31419 * config/i386/kopensolaris-gnu.h: New file. Undefine
31420 `MD_UNWIND_SUPPORT'.
31421 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
31423 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
31425 PR tree-optimization/39007
31426 * tree-loop-distribution.c (generate_builtin): Use
31427 recompute_dominator to compute the immediate dominator of the
31428 basic block just after the loop.
31430 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
31432 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
31433 (ASM_OUTPUT_DWARF_PCREL): Define.
31435 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
31437 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
31438 * doc/passes.texi: Remove entries about regclass, local-alloc, and
31439 global. Modify entries about regmove and IRA.
31441 * ra-conflict.c: Remove the file.
31443 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
31445 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
31446 (pass_regclass_init): Rename to pass_reginfo_init.
31448 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
31450 * toplev.h (flag_ira): Remove.
31452 * caller-save.c (setup_save_areas): Remove flag_ira.
31454 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
31456 * global.c: Remove the file.
31458 * opts.c (decode_options): Remove flag_ira.
31460 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
31462 * regmove.c: Modify file description.
31463 (find_use_as_address, try_auto_increment): Define them only if
31464 AUTO_INC_DEC is defined.
31465 (replacement_quality, replace_in_call_usage, fixup_match_1,
31466 stable_and_no_regs_but_for_p): Remove.
31467 (reg_set_in_bb): Make it static.
31468 (regmove_optimize): Remove flag_ira and code which worked for
31471 * local-alloc.c: Remove the file.
31473 * common.opt (fira): Remove.
31475 * ira.c: Include except.h.
31476 (eliminable_regset): Move from global.c.
31477 (mark_elimination): Ditto. Remove flag_ira.
31478 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
31479 equiv_mem_modified, validate_equiv_mem_from_store,
31480 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
31481 contains_replace_regs, memref_referenced_p, memref_used_between_p,
31482 no_equiv, recorded_label_ref): Move from local-alloc.c.
31483 (update_equiv_regs): Ditto. Make it static.
31484 (print_insn_chain, print_insn_chains): Move it from global.c.
31485 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
31486 (build_insn_chain): Ditto. Make it static.
31487 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
31488 Rename to init_live_subregs.
31489 (gate_ira): Remove flag_ira.
31491 * regclass.c: Rename reginfo.c. Change file description.
31492 (FORBIDDEN_INC_DEC_CLASSES): Remove.
31493 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
31494 (init_reg_sets_1): Remove code for evaluation of
31495 reg_class_superclasses and losing_caller_save_reg_set.
31496 (init_regs): Remove init_reg_autoinc.
31497 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
31498 ok_for_base_p_nonstrict): Remove.
31499 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
31500 (pass_regclass_init): Rename to pass_reginfo_init. Modify
31501 corresponding entries.
31502 (dump_regclass, record_operand_costs, scan_one_insn,
31503 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
31504 record_address_regs, auto_inc_dec_reg_p): Remove.
31505 (gt-regclass.h): Rename to gt-reginfo.h.
31507 * rtl.h (dump_global_regs, retry_global_alloc,
31508 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
31510 * Makefile.in (RA_H): Remove.
31511 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
31512 Rename regclass.o to reginfo.o.
31513 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
31515 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
31516 (GTFILES): Rename regclass.c to reginfo.c.
31518 * passes.c (init_optimization_passes): Remove pass_local_alloc and
31519 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
31521 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31522 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
31524 (finish_spills): Ditto. Remove code for !flag_ira.
31526 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
31528 PR middle-end/35854
31529 * doc/invoke.texi (rtl debug options): Complete rewrite.
31530 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
31532 * mode-switching.c (pass_mode_switching): Rename pass from
31533 "mode-sw" to "mode_sw".
31534 * except.c (pass_convert_to_eh_ranges): Rename pass from
31535 "eh-ranges" to "eh_ranges".
31536 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
31540 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
31541 Alexander Monakov <amonakov@ispras.ru>
31543 PR middle-end/38857
31544 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
31546 (move_exprs_to_boundary): Change return type and pass through
31547 should_move from move_op. Relax assert. Update usage ...
31548 (schedule_expr_on_boundary): ... here. Use should_move instead of
31550 (move_op_orig_expr_found): Indicate that insn was disconnected from
31552 (code_motion_process_successors): Do not call after_merge_succs
31553 callback if original expression was not found when traversing any of
31555 (code_motion_path_driver): Change return type. Update prototype.
31556 (move_op): Update comment. Add a new parameter (should_move). Update
31557 prototype. Set *should_move based on indication provided by
31558 move_op_orig_expr_found.
31560 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
31562 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
31563 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
31564 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
31565 * config/rs6000/rs6000.c (rs6000_override_options): Default
31566 avoid-indexed-addresses on for Power6, off for everything else.
31567 (avoiding_indexed_address_p): New function.
31568 (rs6000_legitimize_address): Use it.
31569 (rs6000_legitimate_address): Likewise.
31570 * config/rs6000/rs6000.md (movXX_updateX): Likewise
31572 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
31574 PR tree-optimization/38997
31575 * tree-loop-distribution.c (generate_memset_zero): Use
31576 POINTER_PLUS_EXPR for a pointer addition.
31578 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
31580 * config/s390/s390.md (bswap<mode>2): New pattern added.
31582 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31584 * config/s390/s390.md (*tls_load_31): Added type attribute.
31586 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31588 * config/s390/s390.md: Fix a few comments.
31590 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31592 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
31593 (*tm<mode>_full): Fixed z10prop attribute.
31594 (*tst<mode>_extimm): Fixed z10prop attribute.
31595 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
31596 (*tstqiCCT_cconly): Fixed z10prop attribute.
31597 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
31598 (*movsi_larl): Fixed z10prop attribute.
31599 (*movsi_zarch): Fixed z10prop attribute.
31600 (*movsi_eas): Fixed z10prop attribute.
31601 (*movhi): Fixed z10prop attribute.
31602 (*movqi): Fixed z10prop attribute.
31603 (*movstrictqi): Fixed z10prop attribute.
31604 (*mov<mode>): Fixed z10prop attribute.
31605 (*movcc): Fixed z10prop attribute.
31606 (*sethighpartdi_64): Fixed z10prop attribute.
31607 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
31608 (*negdi2_sign_cc): Fixed z10prop attribute.
31609 (*negdi2_sign): Fixed z10prop attribute.
31610 (*absdi2_sign_cc): Fixed z10prop attribute.
31611 (*absdi2_sign): Fixed z10prop attribute.
31612 (*negabsdi2_sign_cc): Fixed z10prop attribute.
31613 (*negabsdi2_sign): Fixed z10prop attribute.
31614 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
31615 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
31616 (doloop_si64): Fixed z10prop attribute.
31617 (doloop_si31): Fixed z10prop attribute.
31618 (doloop_long): Fixed z10prop attribute.
31619 (indirect_jump): Fixed z10prop attribute.
31620 (nop): Fixed z10prop attribute.
31621 (main_base_64): Fixed z10prop attribute.
31622 (reload_base_64): Fixed z10prop attribute.
31624 2009-01-28 Jakub Jelinek <jakub@redhat.com>
31626 PR rtl-optimization/38740
31627 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
31629 * config/mips/mips.c (mips_reorg): Likewise.
31631 2009-01-28 Richard Guenther <rguenther@suse.de>
31633 PR tree-optimization/38926
31634 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
31635 with the correct value id to a value.
31636 (do_regular_insertion): Use the value number of edoubleprime
31637 for the value number of the expr.
31640 2008-08-21 Richard Guenther <rguenther@suse.de>
31642 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
31643 a PHI ask VN if it is already available.
31644 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
31645 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
31647 2009-01-28 Jakub Jelinek <jakub@redhat.com>
31649 PR middle-end/38934
31650 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
31651 set to varying whenever max has TREE_OVERFLOW set, similarly
31652 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
31654 2009-01-28 Richard Guenther <rguenther@suse.de>
31656 PR middle-end/38908
31657 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
31658 uninitialized aggregate uses in call arguments.
31660 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
31662 PR tree-optimization/38984
31663 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
31664 the nothing_id variable if -fno-delete-null-pointer-checks.
31666 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
31669 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
31670 (set_got_offset_rex64): Ditto.
31672 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
31675 * doc/extend.texi: Improve local variable with asm reg.
31677 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
31679 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
31680 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
31681 was not supplied then set warn_packed_bitfield_compat to the
31682 default value of 1.
31683 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
31686 2009-01-27 Richard Guenther <rguenther@suse.de>
31688 PR tree-optimization/38503
31689 * cfgexpand.c (expand_gimple_basic_block): Ignore
31690 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
31691 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
31692 variables that cannot have TBAA applied.
31693 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
31696 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
31698 PR middle-end/38969
31699 * calls.c (initialize_argument_information): Do not wrap complex
31700 arguments in SAVE_EXPR.
31702 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
31704 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
31705 (INSTALL_LIBGCC): Revert typo commit.
31707 2009-01-26 Richard Guenther <rguenther@suse.de>
31709 PR tree-optimization/38745
31710 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
31711 from special handling.
31713 2009-01-26 Richard Guenther <rguenther@suse.de>
31715 PR tree-optimization/38745
31716 * tree-ssa.c (execute_update_addresses_taken): Do not include
31717 variables that cannot possibly be a register in not_reg_needs.
31718 Do not clear TREE_ADDRESSABLE on vars that may not become
31720 * tree-ssa.c (update_alias_info_1): Include those in the set
31721 of addressable vars.
31723 2009-01-26 Richard Guenther <rguenther@suse.de>
31725 PR middle-end/38851
31726 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
31727 * tree-ssa-dse.c: Include langhooks.h
31728 (execute_simple_dse): Remove stores with zero size.
31730 2009-01-24 Jakub Jelinek <jakub@redhat.com>
31733 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
31736 2009-01-24 Julian Brown <julian@codesourcery.com>
31738 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
31739 config/arm/linux-atomic.c.
31740 * config/arm/linux-atomic.c: New.
31742 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
31744 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
31745 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
31746 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
31748 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
31751 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
31754 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
31756 PR tree-optimization/38953
31757 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
31758 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
31759 (gloog): Split the exit of the scop when the scop exit is a loop exit.
31760 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
31763 2009-01-24 Paul Brook <paul@codesourcery.com>
31765 * config/arm/neon.md (neon_type): Move to arm.md.
31766 (neon_mov<VSTRUCT>): Add neon_type attribute.
31767 * config/arm/arm.md (neon_type): Move to here.
31768 (conds): Add "unconditioal" and use as default for NEON insns.
31770 2009-01-24 Ben Elliston <bje@au.ibm.com>
31772 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
31773 void *' warning from -Wc++-compat.
31774 * Makefile.in (dominance.o-warn): Remove.
31776 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
31778 PR tree-optimization/38932
31779 * fold-const.c (fold_unary_ignore_overflow): New.
31780 * tree.h (fold_unary_ignore_overflow): Declare.
31781 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
31782 * tree-ssa-sccvn.c (visit_reference_op_load,
31783 simplify_unary_expression): Likewise.
31785 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
31787 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
31788 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
31789 regardless of their type.
31790 * c-common.c (handle_packed_attribute): Don't ignore packed on
31792 * c.opt (Wpacked-bitfield-compat): New warning option.
31793 * stor-layout.c (place_field): Warn if offset of a field changed.
31794 * doc/extend.texi (packed): Mention the ABI change.
31795 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
31796 (Warning Options): Add it to the list.
31798 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
31800 * c-opts.c (c_common_post_options): Fix a typo in comments.
31802 2009-01-22 Steve Ellcey <sje@cup.hp.com>
31804 PR middle-end/38615
31805 * gimplify.c (gimplify_init_constructor): Fix promotion of const
31806 variables to static.
31807 * doc/invoke.texi (-fmerge-all-constants): Update description.
31809 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
31812 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
31813 (*movdi_1_rex64): Use type "mmx" for alternative 5.
31815 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
31817 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
31819 (LOCAL_ALIGNMENT): Similarly.
31821 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
31822 Joseph Myers <joseph@codesourcery.com>
31824 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
31825 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
31826 * config/arm/arm-tune.md: Regenerate.
31827 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
31830 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
31832 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
31833 version number to five.
31835 2009-01-22 Dodji Seketeli <dodji@redhat.com>
31838 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
31839 * c-common.c (set_underlying_type): Likewise.
31840 (is_typedef_decl ): Likewise
31842 (set_underlying_type): Likewise.
31843 (is_typedef_type): Likewise.
31845 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
31847 PR middle-end/38587
31848 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
31851 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
31854 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
31855 (LIBGCC_SPEC): Don't define.
31856 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
31858 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
31860 PR rtl-optimization/38879
31861 * alias.c (base_alias_check): Unaligned access via AND address can
31862 alias all surrounding object types except those with sizes equal
31863 or wider than the size of unaligned access.
31865 2009-01-21 Dodji Seketeli <dodji@redhat.com>
31868 * c-decl.c (clone_underlying_type): Move this ...
31869 * c-common.c (set_underlying_type): ... here.
31870 Also, make sure the function properly sets TYPE_STUB_DECL() on
31871 the newly created typedef variant type.
31872 (is_typedef_decl ): New entry point.
31873 * tree.h: Added a new member member_types_needing_access_check to
31874 struct tree_decl_non_common.
31875 (set_underlying_type): New entry point.
31876 (is_typedef_type): Likewise.
31878 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
31880 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
31881 Check whether two instructions have memory references that
31882 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
31883 are helper functions for traversing.
31884 * alias.h (insn_alias_sets_confilict_p): New prototypes.
31885 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
31886 not to draw dependency edge for instructions with non-conflicting
31889 2009-01-20 Joseph Myers <joseph@codesourcery.com>
31892 * longlong.h: Update copyright years. Use soft-fp license notice.
31893 Sync __clz_tab declaration with glibc.
31895 2009-01-20 Steve Ellcey <sje@cup.hp.com>
31898 * doc/extend.texi (syscall_linkage): New.
31899 (version_id): Modify.
31901 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
31902 Richard Guenther <rguenther@suse.de>
31904 PR tree-optimization/38747
31905 PR tree-optimization/38748
31906 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
31907 conversion if the base address is an indirect reference and the
31908 aliasing sets could cause issues.
31910 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
31912 * common.opt (fgraphite, fgraphite-identity): Add comment for
31913 explaining why these options are not documented.
31915 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
31917 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
31918 gimple_call_lhs is NULL.
31920 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
31923 * emit-rtl.c (adjust_address_1): Make sure memref is never
31926 2009-01-20 Ben Elliston <bje@au.ibm.com>
31928 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
31929 const qualifier from arg parameter. Remove unnecessary cast to char *.
31930 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
31931 const qualifier from arg 2.
31933 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
31935 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
31937 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
31940 * rtl.h (reinit_regs): New prototype.
31941 * regclass.c: Include ira.h.
31942 (reinit_regs): New.
31943 * Makefile.in (regclass.o): Add ira.h.
31944 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
31946 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
31949 * c-common.c (handle_aligned_attribute): Use
31950 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
31951 default alignment value.
31953 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
31955 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
31956 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
31958 * doc/extend.texi: Update __attribute__ ((aligned)). Document
31959 __BIGGEST_ALIGNMENT__.
31961 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
31963 2009-01-18 Richard Guenther <rguenther@suse.de>
31965 PR tree-optimization/38819
31966 * tree-flow.h (operation_could_trap_helper_p): Declare.
31967 * tree-eh.c (operation_could_trap_helper_p): Export.
31968 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
31969 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
31970 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
31971 are about to insert a possibly trapping instruction and fail
31974 2009-01-18 Andreas Schwab <schwab@suse.de>
31976 * doc/install.texi (Configuration): Remove obsolete paragraph
31977 about use of --with-gnu-ld with --with-gnu-as.
31979 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
31981 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
31982 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
31983 Follow spelling conventions.
31985 2009-01-18 Ben Elliston <bje@au.ibm.com>
31987 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
31988 C++ warning about implicit conversion from void * to struct
31990 (bitmap_obstack_free): Likewise for bitmap_element *.
31991 * Makefile.in (bitmap.o-warn): Remove.
31993 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
31995 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
31997 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
31998 Tobias Grosser <tobi.grosser@amd.com>
32000 * graphite.c (graphite_trans_scop_block): Do not block single
32003 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
32005 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
32006 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
32007 test with assertion.
32009 2009-01-16 Richard Guenther <rguenther@suse.de>
32011 PR tree-optimization/38835
32012 PR middle-end/36227
32013 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
32014 and INT + PTR -> (INT)(PTR p+ INT) folding.
32015 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
32017 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
32020 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
32021 the subreg from a lowpart subreg if it is also casting the value.
32023 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
32024 Tobias Grosser <tobi.grosser@amd.com>
32026 * graphite.c (compare_prefix_loops): New.
32027 (build_scop_canonical_schedules): Rewritten.
32028 (graphite_transform_loops): Move build_scop_canonical_schedules
32029 after build_scop_iteration_domain.
32031 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
32032 Tobias Grosser <tobi.grosser@amd.com>
32034 * graphite.c (add_conditions_to_domain): Add the loops to
32035 the dimension of the iteration domain. Do copy the domain
32036 only when it exists.
32037 (build_scop_conditions_1): Do not call add_conditions_to_domain.
32038 (add_conditions_to_constraints): New.
32039 (can_generate_code_stmt, can_generate_code): Removed.
32040 (gloog): Do not call can_generate_code.
32041 (graphite_transform_loops): Call add_conditions_to_constraints
32042 after building the iteration domain.
32044 2009-01-16 Jakub Jelinek <jakub@redhat.com>
32046 PR tree-optimization/38789
32047 * tree-ssa-threadedge.c
32048 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
32049 __builtin_constant_p.
32051 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
32053 * dce.c (delete_unmarked_insns): Reversed the order that insns are
32054 examined before deleting them.
32056 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
32058 * function.c (aggregate_value_p): Correctly extract the function
32059 type from CALL_EXPR_FN lookup.
32061 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
32063 * config/picochip/picochip.c (picochip_override_options): Revert
32064 CFI asm flag disable commited previously.
32066 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
32067 Tobias Grosser <tobi.grosser@amd.com>
32068 Jan Sjodin <jan.sjodin@amd.com>
32070 * graphite.c (scan_tree_for_params): On substractions negate
32071 all the coefficients of the term.
32072 (clast_to_gcc_expression_red): New. Handle reduction expressions
32073 of more than two operands.
32074 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
32075 (get_vdef_before_scop): Handle also the case of default definitions.
32077 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
32079 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
32080 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
32081 Also use them when walking CALL_INSN_FUNCTION_USAGE.
32083 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
32084 Joey Ye <joey.ye@intel.com>
32086 PR middle-end/37843
32087 * cfgexpand.c (expand_stack_alignment): Don't update stack
32088 boundary nor check incoming stack boundary here.
32089 (gimple_expand_cfg): Update stack boundary and check incoming
32090 stack boundary here.
32092 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
32094 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
32096 2009-01-14 Jakub Jelinek <jakub@redhat.com>
32098 PR rtl-optimization/38245
32099 * calls.c (expand_call): Add stack arguments to
32100 CALL_INSN_FUNCTION_USAGE even for pure calls (when
32101 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
32102 in regs and partially in memory or BLKmode arguments.
32103 (emit_library_call_value_1): Add stack arguments to
32104 CALL_INSN_FUNCTION_USAGE even for pure calls (when
32105 ACCUMULATE_OUTGOING_ARGS).
32106 * dce.c: Include tm_p.h.
32107 (find_call_stack_args): New function.
32108 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
32110 (mark_insn): Call find_call_stack_args for CALL_Ps.
32111 (prescan_insns_for_dce): Walk insns backwards in bb rather than
32112 forwards. Allocate and free arg_stores bitmap if needed, pass it
32113 down to deletable_insn_p, don't mark stores set in arg_stores
32114 bitmap, clear the bitmap at the beginning of each bb.
32115 * Makefile.in (dce.o): Depend on $(TM_P_H).
32117 2009-01-14 Michael Meissner <gnu@the-meissners.org>
32120 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
32121 to make sure the insn is a conditional test (bug 22599). Reformat a
32124 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
32126 PR middle-end/38431
32127 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
32128 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
32129 (gloog): Do not call cleanup_tree_cfg.
32130 (graphite_transform_loops): Call cleanup_tree_cfg after all
32131 scops have been code generated.
32133 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
32134 * doc/gty.texi (Invoking the garbage collector): Added new node
32135 and section documenting ggc_collect.
32137 2009-01-14 Richard Guenther <rguenther@suse.de>
32139 PR tree-optimization/38826
32140 PR middle-end/38477
32141 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
32142 initialization notes only if we actually emitted a warning.
32143 (intra_create_variable_infos): Add constraints for a result decl
32144 that is passed by hidden reference.
32145 (build_pred_graph): Mark all related variables non-direct on
32148 2009-01-14 Nick Clifton <nickc@redhat.com>
32150 * ira-conflicts.c: Include addresses.h for the definition of
32152 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
32153 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
32155 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
32158 * Makefile.in (ira-lives.o): Add except.h.
32160 * ira-lives.c: Include except.h.
32161 (process_bb_node_lives): Process can_throw_internal.
32163 2009-01-13 Jakub Jelinek <jakub@redhat.com>
32165 PR rtl-optimization/38774
32166 * combine.c (simplify_set): When undoing cc_use change, don't do
32167 PUT_CODE on the newly created comparison, but instead put back the
32170 2009-01-13 Joseph Myers <joseph@codesourcery.com>
32172 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
32173 values. Remove duplicate arm8 entry.
32175 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
32177 PR tree-optimization/38786
32178 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
32179 the SSA_NAME case of expand_scalar_variables_expr.
32180 Set the type of an expression to the type of its assign statement.
32181 (expand_scalar_variables_expr): Also gather the scalar computation
32182 used to index the memory access. Do not pass loop_p.
32183 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
32184 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
32185 the gimple_stmt_iterator where it inserts new code.
32186 Do not pass loop_p.
32187 (copy_bb_and_scalar_dependences): Do not pass loop_p.
32188 (translate_clast): Update call to copy_bb_and_scalar_dependences.
32190 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
32192 * graphite.h (debug_value): Removed.
32193 * graphite.c (debug_value): Removed.
32195 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
32197 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
32198 ldrd/strd with two 32-bit instructions.
32200 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
32202 * config/arm/arm.c (struct processors): Pass for speed down into
32203 cost helper functions.
32204 (const_ok_for_op): Handle COMPARE and inequality nodes.
32205 (arm_rtx_costs_1): Rewrite.
32206 (arm_size_rtx_costs): Update prototype.
32207 (arm_rtx_costs): Pass speed down to helper functions.
32208 (arm_slowmul_rtx_costs): Rework cost calculations.
32209 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
32210 (arm_9e_rtx_costs): Likewise.
32212 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
32214 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
32215 relocations of local symbols wider than UNITS_PER_WORD are not valid.
32216 (alpha_legitimize_address): Do not split local symbols wider than
32217 UNITS_PER_WORD into HIGH/LO_SUM parts.
32219 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
32222 * gcc.c (process_command): Replace call to execvp with calls
32223 to pex_one and exit.
32225 2009-01-03 Anatoly Sokolov <aesok@post.ru>
32228 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
32229 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
32230 variant for devices with 3-byte PC.
32231 (__tablejump_elpm__): New.
32233 2009-01-12 Jakub Jelinek <jakub@redhat.com>
32236 * c-parser.c (c_parser_postfix_expression): Allow `->' in
32237 offsetof member-designator, handle it as `[0].'.
32239 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32241 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
32242 function when not using named sections on targets with named sections
32243 if branch distance is less than 262132.
32245 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
32247 * combine.c (combine_instructions): Recompute
32248 optimize_this_for_speed_p for each BB in the main combine loop.
32250 2009-01-12 Tomas Bily <tbily@suse.cz>
32253 * tree-loop-distribution.c (prop_phis): New function.
32254 (generate_builtin): Call prop_phis.
32256 2009-01-12 Jakub Jelinek <jakub@redhat.com>
32258 PR tree-optimization/38807
32259 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
32260 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
32262 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
32264 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
32265 subreg of op0 to the original op0.
32267 2009-01-11 Laurent GUERBY <laurent@guerby.net>
32269 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
32271 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
32274 * mips-tfile.c (parse_def): Fix parsing of def strings
32275 starting with digits.
32277 2009-01-10 Jakub Jelinek <jakub@redhat.com>
32280 * config/arm/arm.c (arm_is_long_call_p): Don't call
32281 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
32283 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
32285 * regrename.c (regrename_optimize): Fix dumping.
32286 (find_oldest_value_reg): Preserve REG_POINTER.
32287 (copy_hardreg_forward_1): Likewise.
32289 2009-01-09 Diego Novillo <dnovillo@google.com>
32291 * gimple.h (struct gimple_statement_base) <uid>: Document
32292 the restrictions on its use.
32293 (gimple_uid): Tidy.
32294 (gimple_set_uid): Tidy.
32296 2009-01-09 Jakub Jelinek <jakub@redhat.com>
32298 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
32299 zero guard even if align_bytes != 0 and count is smaller than
32302 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
32304 PR rtl-optimization/38495
32305 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
32306 (add_range_and_copies_from_move_list): Print all added ranges.
32307 Add ranges to memory optimized destination.
32309 2009-01-09 Jakub Jelinek <jakub@redhat.com>
32313 * config/i386/i386.c (override_options): Reject
32314 -mstringop-strategy=rep_8byte with -m32.
32315 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
32316 to 1. Do count comparison against epilogue_size_needed at compile
32317 time even when count_exp was constant forced into register. For
32318 size_needed don't jump to epilogue, instead just avoid aligning
32319 and invoke the body algorithm. If need_zero_guard, add zero guard
32320 even if count is non-zero, but smaller than size_needed + number of
32321 bytes that could be stored for alignment.
32322 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
32323 to 1. If need_zero_guard, add zero guard even if count is non-zero,
32324 but smaller than size_needed + number of bytes that could be stored
32325 for alignment. Compare size_needed with epilogue_size_needed instead
32326 of desired_align - align, don't adjust size_needed, pass
32327 epilogue_size_needed to the epilogue expanders.
32330 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
32332 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32334 * pa.c (last_address): Change to unsigned.
32335 (update_total_code_bytes): Change argument to unsigned. Don't
32336 check if insn addresses are set.
32337 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
32338 addresses are not set.
32339 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
32341 2009-01-09 Nick Clifton <nickc@redhat.com>
32343 * config/sh/symbian.c: Replace uses of DECL_INLINE with
32344 DECL_DECLARED_INLINE_P.
32346 2009-01-09 Jakub Jelinek <jakub@redhat.com>
32348 PR middle-end/38347
32349 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
32350 GET_MODE (op0) in operand_subword_force calls.
32352 PR middle-end/38771
32353 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
32354 fold_convert arg0 operands to TREE_TYPE (op0) first.
32356 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
32358 * params.def (ira-max-conflict-table-size): Decrease default value
32361 2009-01-08 Jakub Jelinek <jakub@redhat.com>
32363 PR tree-optimization/37031
32364 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
32366 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
32367 allocate it using gc instead of heap, use VEC_quick_push instead of
32369 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
32370 instead of heap, use VEC_quick_push instead of VEC_safe_push.
32371 * tree-data-ref.h (struct access_matrix): Change matrix to gc
32372 allocated vector from heap allocated.
32373 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
32374 * tree-loop-linear.c (linear_transform_loops): Allocate nest
32375 vector only after perfect_loop_nest_depth call.
32377 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
32378 Jan Sjodin <jan.sjodin@amd.com>
32380 PR tree-optimization/38559
32381 * graphite.c (debug_value, copy_constraint,
32382 swap_constraint_variables, scale_constraint_variable, ): New.
32383 (get_lower_bound, get_upper_bound): Removed.
32384 (graphite_trans_bb_strip_mine): Clean up this code that works
32385 only for constant number of iterations. Fully copy upper and
32386 lower bound constraints, not only the constant part of them.
32387 * graphite.h (debug_value): Declared.
32389 2009-01-08 Ira Rosen <irar@il.ibm.com>
32391 PR tree-optimization/37194
32392 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
32393 Don't add the cost of cost model guard in prologue to scalar
32394 outside cost in case of known number of iterations.
32396 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
32397 Alan Modra <amodra@bigpond.net.au>
32399 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
32400 non-word-aligned REG+CONST addressing.
32402 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
32405 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
32406 free_after_compilation when outputting a thunk.
32407 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
32408 Do not call free_after_compilation here.
32410 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
32412 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
32413 (ix86_valid_target_attribute_inner_p): Ditto.
32415 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
32417 PR tree-optimization/38492
32418 PR tree-optimization/38498
32419 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
32420 * tree-chrec.h (scev_is_linear_expression): Declared.
32421 * graphite.c (graphite_cannot_represent_loop_niter): New.
32422 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
32423 (graphite_loop_normal_form): Use gcc_assert.
32424 (scan_tree_for_params): Use CASE_CONVERT.
32425 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
32426 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
32427 Use gcc_assert. Discard scops that contain unhandled cases.
32428 (build_scop_conditions): Return a boolean status for unhandled cases.
32429 (strip_mine_profitable_p): Print the loop number, not its depth.
32430 (is_interchange_valid): Pass the depth of the loop nest, don't
32431 recompute it wrongly.
32432 (graphite_trans_bb_block): Same.
32433 (graphite_trans_bb_block): Print tentative of loop blocking.
32434 (graphite_trans_scop_block): Do not print that the loop has been
32436 (graphite_transform_loops): Do not handle scops that contain condition
32439 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
32441 AVX Programming Reference (December, 2008)
32442 * config/i386/avxintrin.h (_mm256_stream_si256): New.
32443 (_mm256_stream_pd): Likewise.
32444 (_mm256_stream_ps): Likewise.
32446 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
32447 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
32448 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
32449 (bdesc_special_args): Add __builtin_ia32_movntdq256,
32450 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
32451 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
32452 (ix86_expand_special_args_builtin): Likewise.
32454 * config/i386/sse.md (AVXMODEDI): New.
32455 (avx_movnt<mode>): Likewise.
32456 (avx_movnt<mode>): Likewise.
32457 (<sse>_movnt<mode>): Remove AVX support.
32458 (sse2_movntv2di): Likewise.
32460 2009-01-07 Richard Guenther <rguenther@suse.de>
32462 PR middle-end/38751
32463 * fold-const.c (extract_muldiv): Remove obsolete comment.
32464 (fold_plusminus_mult_expr): Undo MINUS_EXPR
32465 to PLUS_EXPR canonicalization for the canonicalization.
32467 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
32469 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
32470 hosted cross-compilers generating less efficient code.
32472 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
32474 * function.h (rtl_data): Add a dbr_scheduled_p field.
32475 * reorg.c (dbr_schedule): Set it.
32476 (gate_handle_delay_slots): Check it.
32477 * config/mips/mips.c (mips_base_delayed_branch): Delete.
32478 (mips_reorg): Check flag_delayed_branch instead of
32479 mips_base_delayed_branch.
32480 (mips_override_options): Don't set mips_base_delayed_branch
32481 or flag_delayed_branch.
32483 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
32485 PR rtl-optimization/38426.
32486 * ira.c (ira): Set current_function_is_leaf earlier.
32488 2009-01-06 Jakub Jelinek <jakub@redhat.com>
32490 PR rtl-optimization/38722
32491 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
32492 too early, only set a flag and modify after last possible
32495 2009-01-06 Janis Johnson <janis187@us.ibm.com>
32498 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
32499 * real.c (decimal_single_format): Correct values of emin and emax.
32500 (decimal_double_format): Ditto.
32501 (decimal_quad_format): Ditto.
32502 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
32503 computation of DECnn_MIN and DECnn_MAX for corrected values of
32504 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
32505 __DECnn_MIN__, and adjust its computation for the corrected value
32508 2009-01-06 Jan Hubicka <jh@suse.cz>
32511 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
32513 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
32515 * doc/contrib.texi (Contributors): Slightly adjust the end note.
32516 Add Robert Clark to the list of testers.
32518 2009-01-06 Jan Hubicka <jh@suse.cz>
32519 Kai Tietz <kai.tietz@onevision.com>
32521 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
32522 * config/i386/i386.c (ix86_expand_call): Add clobbers.
32524 2009-01-06 Jan Hubicka <jh@suse.cz>
32525 Kai Tietz <kai.tietz@onevision.com>
32527 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
32529 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
32530 (ix86_nsaved_regs): Count only general purpose regs.
32531 (ix86_nsaved_sseregs): New.
32532 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
32533 to 16 for w64; compute padding and size of sse reg save area.
32534 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
32535 general purpose regs.
32536 (ix86_emit_save_sse_regs_using_mov): New.
32537 (ix86_expand_prologue): Save SSE regs if needed.
32538 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
32539 (ix86_emit_restore_sse_regs_using_mov): New.
32540 (ix86_expand_epilogue): Save SSE regs if needed.
32542 2009-01-06 Jan Hubicka <jh@suse.cz>
32543 Kai Tietz <kai.tietz@onevision.com>
32545 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
32546 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
32547 functions when accumulate outgoing args is off.
32549 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
32552 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
32553 before using pseudos_have_intersected_live_ranges_p.
32555 * ira-int.h (ira_assert): Always define.
32557 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
32559 AVX Programming Reference (December, 2008)
32560 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
32561 (_mm256_permute2_pd): Likewise.
32562 (_mm_permute2_ps): Likewise.
32563 (_mm256_permute2_ps): Likewise.
32564 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
32565 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
32567 * config/i386/i386.c (ix86_builtins): Remove
32568 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
32569 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
32570 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
32571 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
32572 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
32573 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
32574 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
32575 __builtin_ia32_vpermil2ps256.
32576 (ix86_init_mmx_sse_builtins): Updated.
32577 (ix86_expand_args_builtin): Likewise.
32579 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32581 * pa.c (output_call): Relocate non-jump insns in the delay slot of
32582 long absolute calls when generating PA 2.0 code.
32584 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
32586 PR rtl-optimization/38583
32587 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
32589 * params.def (ira-max-conflict-table-size): New.
32591 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
32593 * ira.h (ira_conflicts_p): New external definition.
32595 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
32596 table. Report this. Return result of building.
32597 (ira_build_conflicts): Use ira_conflicts_p. Check result of
32598 building conflict table.
32600 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
32601 (ira_color): Use ira_conflicts_p.
32603 * global.c: Include ira.h.
32604 (pseudo_for_reload_consideration_p, build_insn_chain): Use
32607 * Makefile.in (global.o): Add ira.h.
32609 * ira-build.c (mark_all_loops_for_removal,
32610 propagate_some_info_from_allocno): New.
32611 (remove_unnecessary_allocnos): Call
32612 propagate_some_info_from_allocno.
32613 (remove_low_level_allocnos): New.
32614 (remove_unnecessary_regions): Add parameter. Call
32615 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
32616 parameter to remove_unnecessary_regions.
32617 (ira_build): Remove all regions but root if the conflict table was
32618 not built. Update conflict hard regs for allocnos crossing calls.
32620 * ira.c (ira_conflicts_p): New global.
32621 (ira): Define and use ira_conflicts_p.
32623 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
32624 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
32625 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
32627 2009-01-06 Ben Elliston <bje@au.ibm.com>
32629 * gengtype-lex.l (YY_NO_INPUT): Define.
32631 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
32634 * c-common.c (handle_vector_size_attribute): Also reject
32635 BOOLEAN_TYPE types.
32637 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
32639 PR tree-optimization/38492
32640 * graphite.c (rename_map_elt, debug_rename_elt,
32641 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
32642 rename_map_elt_info, eq_rename_map_elts,
32643 get_new_name_from_old_name, bb_in_sese_p): Moved around.
32644 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
32645 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
32646 (sese_build_livein_liveouts): New.
32647 (new_sese, free_sese): New.
32648 (new_scop): Call new_sese.
32649 (free_scop): Call free_sese.
32650 (rename_variables_from_edge, rename_phis_end_scop): Removed.
32651 (register_old_new_names): Renamed register_old_and_new_names.
32652 (register_scop_liveout_renames, add_loop_exit_phis,
32653 insert_loop_close_phis, struct igp,
32654 default_liveout_before_guard, add_guard_exit_phis,
32655 insert_guard_phis, copy_renames): New.
32656 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
32657 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
32658 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
32659 (scop_adjust_phis_for_liveouts): New.
32660 (gloog): Call scop_adjust_phis_for_liveouts.
32662 * graphite.h (struct sese): Documented. Added fields liveout,
32663 num_ver and livein.
32664 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
32665 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
32666 (struct scop): Added field liveout_renames.
32667 (SCOP_LIVEOUT_RENAMES): New.
32669 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
32671 PR tree-optimization/38510
32672 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
32673 (translate_clast): Call recompute_all_dominators before
32675 (gloog): Call recompute_all_dominators before graphite_verify.
32677 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
32678 Jan Sjodin <jan.sjodin@amd.com>
32680 PR tree-optimization/38500
32681 * graphite.c (create_sese_edges): Call fix_loop_structure after
32684 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
32686 * config.gcc: Add m32r*-*-rtems*.
32687 * config/m32r/rtems.h: New file.
32689 2009-01-05 Ben Elliston <bje@au.ibm.com>
32691 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
32692 (.po.pox): Likewise.
32693 (po/gcc.pot): Likewise.
32695 2009-01-04 David S. Miller <davem@davemloft.net>
32697 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
32698 (STARTING_FRAME_OFFSET): Always set to zero.
32700 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
32702 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
32703 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
32704 fixed-point types, and vectors of the same.
32706 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
32708 * config/mips/sync.md (*mb_barrier): Rename to...
32709 (*memory_barrier): ...this.
32711 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
32713 * doc/extend.texi (Function Attributes): Move @cindex after @item
32714 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
32715 and put in alphabetical order. Fix 'target' name and put in order.
32716 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
32719 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
32721 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
32722 (memory_barrier): Expand as unspec instead of unspec_volatile.
32723 Remove mem:BLK from insn operands. Use Pmode scratch register.
32724 (*memory_barrier): Define as unspec instead of unspec_volatile.
32725 Use (match_dup 0) as input operand.
32727 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
32728 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
32729 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
32730 scratch register. Remove operand 1.
32731 (*stbar): Define as unspec instead of unspec_volatile.
32732 Use (match_dup 0) as input operand, remove (const_int 8).
32733 (*membar): Define as unspec instead of unspec_volatile.
32734 Use (match_dup 0) as input operand, remove input operand 2.
32736 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
32737 (memory_barrier): Expand as unspec instead of unspec_volatile.
32738 Remove mem:BLK from insn operands. Use Pmode scratch register.
32739 (*memory_barrier): Define as unspec instead of unspec_volatile.
32740 Use (match_dup 0) as input operand.
32742 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
32743 Remove mem:BLK from insn operands. Use Pmode scratch register.
32744 Set volatile flag on operand 0.
32745 (*memory_barrier): New insn pattern.
32747 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
32749 (*memory_barrier): Use (match_dup 0) as input operand.
32751 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
32752 Remove mem:BLK from insn operands. Use Pmode scratch register.
32753 Set volatile flag on operand 0.
32754 (*mb_internal): New insn pattern.
32756 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
32758 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
32760 PR middle-end/38586
32761 * function.c (struct temp_slot): Move to the section of the file
32762 that deals with temp slots. Remove field 'address'.
32763 (temp_slot_address_table): New hash table of address -> temp slot.
32764 (struct temp_slot_address_entry): New struct, items for the table.
32765 (temp_slot_address_compute_hash, temp_slot_address_hash,
32766 temp_slot_address_eq, insert_temp_slot_address): Support functions
32768 (find_temp_slot_from_address): Rewrite to use the new hash table.
32769 (remove_unused_temp_slot_addresses): Remove addresses of temp
32770 slots that have been made available.
32771 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
32772 worker function for remove_unused_temp_slot_addresses.
32773 (assign_stack_temp_for_type): Don't clear the temp slot address list.
32774 Add the temp slot address to the address -> temp slot map.
32775 (update_temp_slot_address): Update via insert_temp_slot_address.
32776 (free_temp_slots): Call remove_unused_temp_slot_addresses.
32777 (pop_temp_slots): Likewise.
32778 (init_temp_slots): Allocate the address -> temp slot map, or empty
32779 the map if it is already allocated.
32780 (prepare_function_start): Initialize temp slot processing.
32782 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
32784 PR middle-end/38584
32785 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
32786 Calculate the size of all stack vars assuming no packing of stack
32787 vars will happen, replacing a quadratic algorithm with a linear one.
32789 2009-01-03 Jakub Jelinek <jakub@redhat.com>
32792 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
32795 2009-01-03 Diego Novillo <dnovillo@google.com>
32797 * doc/contrib.texi: Update contributions.
32799 2009-01-03 Jakub Jelinek <jakub@redhat.com>
32802 * builtins.c (fold_builtin_memory_op): Give up if either operand
32803 is volatile. Set srctype or desttype to non-qualified version
32807 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
32808 and FUNCTION_DECLs.
32810 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
32812 PR rtl-optimization/35805
32813 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
32814 problem if fast dce is able to remove any instructions.
32815 * dce.c (dce_process_block): Fix dump message.
32817 2009-01-02 Mark Mitchell <mark@codesourcery.com>
32820 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
32822 2009-01-02 Jakub Jelinek <jakub@redhat.com>
32824 PR middle-end/38690
32825 * tree-flow.h (op_code_prio, op_prio): New prototypes.
32826 * tree-pretty-print.c (op_code_prio): New function.
32827 (op_prio): No longer static. Use op_code_prio.
32828 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
32829 Use op_prio and op_code_prio to determine if () should be
32830 printed around operand(s) or not.
32832 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
32833 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
32834 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
32835 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
32836 pp_character instead of pp_string for single letter printing.
32838 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
32840 * doc/extend.texi: Fix '#pragma GCC option' typo.
32842 2009-01-02 Richard Guenther <rguenther@suse.de>
32844 * doc/install.texi (--enable-checking): Mention different
32845 default for stage1.
32846 (--enable-stage1-checking): Document.
32848 2009-01-01 Andrew Pinski <pinskia@gmail.com>
32850 PR middle-end/30142
32851 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
32852 case to be an error.
32854 2009-01-02 Ben Elliston <bje@au.ibm.com>
32856 * config/fp-bit.h (pack_d): Constify argument.
32857 * config/fp-bit.c (makenan): Constify return type. Remove casts.
32858 (isnan): Constify argument.
32860 (iszero): Likewise.
32861 (pack_d): Likewise.
32862 (_fpadd_parts): Constify return type.
32863 (_fpmul_parts): Likewise.
32864 (_fpdiv_parts): Likewise.
32866 2009-01-01 Jakub Jelinek <jakub@redhat.com>
32869 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
32870 warn about overwriting initializer with side-effects or
32871 -Woverride-init if !IMPLICIT.
32872 (output_init_element): Likewise. Pass IMPLICIT down to
32874 (process_init_element): Add IMPLICIT argument. Pass it down
32875 to output_init_element.
32876 (push_init_element, pop_init_level, set_designator): Adjust
32877 process_init_element callers.
32878 (set_nonincremental_init, set_nonincremental_init_from_string):
32879 Adjust add_pending_init callers.
32880 (output_pending_init_elements): Adjust output_init_element callers.
32881 * c-tree.h (process_init_element): Adjust prototype.
32882 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
32883 process_init_element callers.
32886 Copyright (C) 2009 Free Software Foundation, Inc.
32888 Copying and distribution of this file, with or without modification,
32889 are permitted in any medium without royalty provided the copyright
32890 notice and this notice are preserved.