1 2009-11-26 Bernd Schmidt <bernd.schmidt@analog.com>
4 * regrename.c (struct du_chain): Remove member earlyclobber.
5 (scan_rtx_reg): Don't set it. Remove argument earlyclobber,
7 (scan_rtx): Remove argument earlyclobber, all callers changed.
8 (hide_operands, restore_operands, record_out_operands): New functions,
9 broken out of build_def_use.
10 (build_def_use): Call them as necessary.
12 2009-11-26 Richard Guenther <rguenther@suse.de>
14 * tree-ssa-dce.c (nr_walks): New variable.
15 (mark_aliased_reaching_defs_necessary): Adjust oracle cut-off.
16 (perform_tree_ssa_dce): Init nr_walks.
18 2009-11-26 Michael Matz <matz@suse.de>
20 PR tree-optimization/41905
21 * tree-eh.c (lower_eh_constructs_2): Don't add assignments
22 below statements that can't fall thru.
24 2009-11-26 Michael Matz <matz@suse.de>
26 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
27 expand_builtin_sprintf): Remove.
28 (expand_builtin): Don't call them.
30 2009-11-26 Richard Guenther <rguenther@suse.de>
32 * tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap.
34 2009-11-26 Nick Clifton <nickc@redhat.com>
36 * config/rx/rx.c (rx_expand_epilogue): Add checks for sibcalls
37 being used incorrectly.
38 (rx_function_ok_for_sibcall): New function. Do not allow indirect
39 sibcalls, or sibcalls from interrupt functions.
40 (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
41 * config/rx/rx.md (sibcall): Convert to a define_expand. Check
42 for a MEM inside a MEM.
43 (sibcall_value): Likewise.
44 (sibcall_internal): New pattern containing old sibcall pattern.
45 (sibcall_value_internal): Likewise.
47 2009-11-25 Richard Henderson <rth@redhat.com>
49 * config/i386/i386-builtin-types.awk (DEF_VECTOR_TYPE): Allow an
50 optional 3rd argument to define the mode.
51 * config/i386/i386-builtin-types.def (UQI, UHI, USI, UDI): New.
52 (V2UDI, V4USI, V8UHI, V16UQI): New.
53 (V4SF_FTYPE_V4SF_V4SF_V4SI, V2UDI_FTYPE_V2UDI_V2UDI_V2UDI,
54 V4USI_FTYPE_V4USI_V4USI_V4USI, V8UHI_FTYPE_V8UHI_V8UHI_V8UHI,
55 V16UQI_FTYPE_V16UQI_V16UQI_V16UQI): New.
56 * config/i386/i386-modes.def: Rearrange for double-wide AVX.
57 * config/i386/i386-protos.h (ix86_expand_vec_extract_even_odd): New.
58 * config/i386/i386.c (IX86_BUILTIN_VEC_PERM_*): New.
59 (bdesc_args): Add the builtin definitions to match.
60 (ix86_expand_builtin): Expand them.
61 (ix86_builtin_vectorization_cost): Rename from
62 x86_builtin_vectorization_cost.
63 (ix86_vectorize_builtin_vec_perm, struct expand_vec_perm_d,
64 doublesize_vector_mode, expand_vselect, expand_vselect_vconcat,
65 expand_vec_perm_blend, expand_vec_perm_vpermil,
66 expand_vec_perm_pshufb, expand_vec_perm_1,
67 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
68 expand_vec_perm_interleave2, expand_vec_perm_pshufb2,
69 expand_vec_perm_even_odd_1, expand_vec_perm_even_odd,
70 ix86_expand_vec_perm_builtin_1, extract_vec_perm_cst,
71 ix86_expand_vec_perm_builtin, ix86_vectorize_builtin_vec_perm_ok,
72 ix86_expand_vec_extract_even_odd, TARGET_VECTORIZE_BUILTIN_VEC_PERM,
73 TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
74 * sse.md (SSEMODE_EO): New.
75 (vec_extract_even<mode>): Use SSEMODE_EO and
76 ix86_expand_vec_extract_even_odd.
77 (vec_extract_odd<mode>): Likewise.
78 (mulv16qi3, vec_pack_trunc_v8hi, vec_pack_trunc_v4si,
79 vec_pack_trunc_v2di): Use ix86_expand_vec_extract_even_odd.
81 2009-11-25 Richard Henderson <rth@redhat.com>
83 * target.h (targetm.vectorize.builtin_vec_perm_ok): New.
84 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
85 * hooks.h, hooks.c (hook_bool_tree_tree_true): New.
86 * tree-vect-slp.c (vect_create_mask_and_perm): Don't create
87 the vector constant here...
88 (vect_transform_slp_perm_load): ... do it here instead. Validate
89 that the permutation vector is implementable by the target.
91 2009-11-25 Jakub Jelinek <jakub@redhat.com>
93 * config/rs6000/sysv4.opt (mregnames): Change Var to rs6000_regnames.
94 * config/rs6000/sysv4.h (TARGET_REGNAMES): Define.
96 * print-rtl.c (print_rtx): When printing newline, append
97 print_rtx_head and indentation after the newline.
100 * config/i386/i386.c (print_operand): For 32-byte memory use
101 YMMWORD in -masm=intel mode. Use TBYTE instead of XWORD.
102 * config/i386/i386.md (crc32modesuffix): Expand to nothing
104 (sse4_2_crc32di): Print just crc32 instead of crc32q in
106 * config/i386/mmx.md (*mmx_pinsrw): Print correct size of
107 memory operand in -masm=intel mode.
108 * config/i386/sse.md (*avx_pinsr<ssevecsize>, *sse4_1_pinsrb,
109 *sse2_pinsrw): Likewise.
110 (sse_cvtss2siq, sse_cvtss2siq_2, sse_cvttss2siq): Don't print
111 q suffix in -masm=intel mode.
113 2009-11-25 Eric Botcazou <ebotcazou@adacore.com>
118 * dwarf2out.c (dwarf2out_args_size_adjust): Rename to...
119 (dwarf2out_stack_adjust): ...this. Do not adjust the arg size for
120 ACCUMULATE_OUTGOING_ARGS targets. Rename former version to...
121 (dwarf2out_notice_stack_adjust): ...this. Adjust for above renaming.
122 (dwarf2out_frame_debug_expr): Revert previous change and adjust for
124 (dwarf2out_frame_debug): Add ??? comment. Adjust for above renaming.
126 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
128 * config/i386/predicates.md (emms_operation): New predicate.
129 (vzeroupper_operation): Ditto.
130 (vzeroall_operation): Improve pattern recognition.
131 * config/i386/sse.md (avx_vzeroupper_rex64): Remove insn pattern.
132 (avx_vzeroupper): Change insn pattern to expander.
133 (*avx_vzeroupper): New insn pattern. Use vzeroupper_operation
135 (*avx_vzeroall): Remove operands 1 and 2.
136 * config/i386/mmx.md (mmx_emms): Change insn pattern to expander.
138 (*mmx_emms): New insn pattern. Use emms_operation predicate.
140 * config/i386/i386.c (enum ix86_builtins)
141 <IX86_BUILTIN_VZEROUPPER_REX64>: Remove.
142 (struct builtin_description) <CODE_FOR_avx_vzeroupper_rex64>:
143 Remove initailization.
144 <CODE_FOR_avx_vzeroupper>: Unconditionally initialize here.
146 2009-11-25 Paul Brook <paul@codesourcery.com>
148 * config/arm/arm.md (consttable_4): Handle (high ...).
150 2009-11-25 Robert Nelson <robert.nelson@digikey.com>
151 Richard Earnshaw <rearnsha@arm.com>
153 * arm.h (enum vfp_reg_type): Add VFP_NONE.
154 * arm.c (all_fpus): Use it for floating point units that aren't based
155 on the VFP architecture.
156 (aapcs_vfp_is_call_or_return_candidate): Make base_mode a pointer to
159 2009-11-25 H.J. Lu <hongjiu.lu@intel.com>
161 * alias.c: Remove trailing white spaces.
162 * alloc-pool.c: Likewise.
163 * alloc-pool.h: Likewise.
164 * attribs.c: Likewise.
165 * auto-inc-dec.c: Likewise.
166 * basic-block.h: Likewise.
167 * bb-reorder.c: Likewise.
168 * bt-load.c: Likewise.
169 * builtins.c: Likewise.
170 * builtins.def: Likewise.
171 * c-common.c: Likewise.
172 * c-common.h: Likewise.
173 * c-cppbuiltin.c: Likewise.
174 * c-decl.c: Likewise.
175 * c-format.c: Likewise.
178 * c-opts.c: Likewise.
179 * c-parser.c: Likewise.
180 * c-pretty-print.c: Likewise.
181 * c-tree.h: Likewise.
182 * c-typeck.c: Likewise.
183 * caller-save.c: Likewise.
186 * cfganal.c: Likewise.
187 * cfgexpand.c: Likewise.
188 * cfghooks.c: Likewise.
189 * cfghooks.h: Likewise.
190 * cfglayout.c: Likewise.
191 * cfgloop.c: Likewise.
192 * cfgloop.h: Likewise.
193 * cfgloopmanip.c: Likewise.
194 * cfgrtl.c: Likewise.
195 * cgraph.c: Likewise.
196 * cgraph.h: Likewise.
197 * cgraphbuild.c: Likewise.
198 * cgraphunit.c: Likewise.
199 * cif-code.def: Likewise.
200 * collect2.c: Likewise.
201 * combine.c: Likewise.
202 * convert.c: Likewise.
203 * coverage.c: Likewise.
204 * crtstuff.c: Likewise.
206 * cselib.c: Likewise.
207 * dbgcnt.c: Likewise.
208 * dbgcnt.def: Likewise.
209 * dbgcnt.h: Likewise.
210 * dbxout.c: Likewise.
214 * defaults.h: Likewise.
215 * df-byte-scan.c: Likewise.
216 * df-core.c: Likewise.
217 * df-problems.c: Likewise.
218 * df-scan.c: Likewise.
221 * diagnostic.c: Likewise.
222 * diagnostic.h: Likewise.
223 * dominance.c: Likewise.
224 * domwalk.c: Likewise.
225 * double-int.c: Likewise.
226 * double-int.h: Likewise.
228 * dwarf2asm.c: Likewise.
229 * dwarf2asm.h: Likewise.
230 * dwarf2out.c: Likewise.
231 * ebitmap.c: Likewise.
232 * ebitmap.h: Likewise.
233 * emit-rtl.c: Likewise.
234 * et-forest.c: Likewise.
235 * except.c: Likewise.
236 * except.h: Likewise.
237 * expmed.c: Likewise.
242 * fold-const.c: Likewise.
243 * function.c: Likewise.
244 * function.h: Likewise.
245 * fwprop.c: Likewise.
247 * gcov-dump.c: Likewise.
248 * gcov-io.c: Likewise.
249 * gcov-io.h: Likewise.
252 * genattr.c: Likewise.
253 * genattrtab.c: Likewise.
254 * genautomata.c: Likewise.
255 * genchecksum.c: Likewise.
256 * genconfig.c: Likewise.
257 * genflags.c: Likewise.
258 * gengtype-parse.c: Likewise.
259 * gengtype.c: Likewise.
260 * gengtype.h: Likewise.
261 * genmddeps.c: Likewise.
262 * genmodes.c: Likewise.
263 * genopinit.c: Likewise.
264 * genpreds.c: Likewise.
265 * gensupport.c: Likewise.
266 * ggc-common.c: Likewise.
267 * ggc-page.c: Likewise.
268 * ggc-zone.c: Likewise.
270 * gimple-iterator.c: Likewise.
271 * gimple-low.c: Likewise.
272 * gimple-pretty-print.c: Likewise.
273 * gimple.c: Likewise.
274 * gimple.def: Likewise.
275 * gimple.h: Likewise.
276 * gimplify.c: Likewise.
277 * graphds.c: Likewise.
278 * graphite-clast-to-gimple.c: Likewise.
279 * gthr-nks.h: Likewise.
280 * gthr-posix.c: Likewise.
281 * gthr-posix.h: Likewise.
282 * gthr-posix95.h: Likewise.
283 * gthr-single.h: Likewise.
284 * gthr-tpf.h: Likewise.
285 * gthr-vxworks.h: Likewise.
287 * haifa-sched.c: Likewise.
288 * hard-reg-set.h: Likewise.
291 * hosthooks.h: Likewise.
294 * incpath.c: Likewise.
295 * init-regs.c: Likewise.
296 * integrate.c: Likewise.
297 * ipa-cp.c: Likewise.
298 * ipa-inline.c: Likewise.
299 * ipa-prop.c: Likewise.
300 * ipa-pure-const.c: Likewise.
301 * ipa-reference.c: Likewise.
302 * ipa-struct-reorg.c: Likewise.
303 * ipa-struct-reorg.h: Likewise.
304 * ipa-type-escape.c: Likewise.
305 * ipa-type-escape.h: Likewise.
306 * ipa-utils.c: Likewise.
307 * ipa-utils.h: Likewise.
309 * ira-build.c: Likewise.
310 * ira-color.c: Likewise.
311 * ira-conflicts.c: Likewise.
312 * ira-costs.c: Likewise.
313 * ira-emit.c: Likewise.
314 * ira-int.h: Likewise.
315 * ira-lives.c: Likewise.
318 * lambda-code.c: Likewise.
319 * lambda-mat.c: Likewise.
320 * lambda-trans.c: Likewise.
321 * lambda.h: Likewise.
322 * langhooks.c: Likewise.
324 * libgcov.c: Likewise.
326 * loop-doloop.c: Likewise.
327 * loop-init.c: Likewise.
328 * loop-invariant.c: Likewise.
329 * loop-iv.c: Likewise.
330 * loop-unroll.c: Likewise.
331 * lower-subreg.c: Likewise.
332 * lto-cgraph.c: Likewise.
333 * lto-compress.c: Likewise.
334 * lto-opts.c: Likewise.
335 * lto-section-in.c: Likewise.
336 * lto-section-out.c: Likewise.
337 * lto-streamer-in.c: Likewise.
338 * lto-streamer-out.c: Likewise.
339 * lto-streamer.c: Likewise.
340 * lto-streamer.h: Likewise.
341 * lto-symtab.c: Likewise.
342 * lto-wpa-fixup.c: Likewise.
343 * matrix-reorg.c: Likewise.
345 * mode-switching.c: Likewise.
346 * modulo-sched.c: Likewise.
349 * omp-low.c: Likewise.
350 * optabs.c: Likewise.
351 * optabs.h: Likewise.
352 * opts-common.c: Likewise.
354 * params.def: Likewise.
355 * params.h: Likewise.
356 * passes.c: Likewise.
357 * plugin.c: Likewise.
358 * postreload-gcse.c: Likewise.
359 * postreload.c: Likewise.
360 * predict.c: Likewise.
361 * predict.def: Likewise.
362 * pretty-print.c: Likewise.
363 * pretty-print.h: Likewise.
364 * print-rtl.c: Likewise.
365 * print-tree.c: Likewise.
366 * profile.c: Likewise.
367 * read-rtl.c: Likewise.
370 * reg-stack.c: Likewise.
371 * regcprop.c: Likewise.
372 * reginfo.c: Likewise.
373 * regmove.c: Likewise.
374 * regrename.c: Likewise.
376 * regstat.c: Likewise.
377 * reload.c: Likewise.
378 * reload1.c: Likewise.
379 * resource.c: Likewise.
383 * rtlanal.c: Likewise.
384 * sbitmap.c: Likewise.
385 * sched-deps.c: Likewise.
386 * sched-ebb.c: Likewise.
387 * sched-int.h: Likewise.
388 * sched-rgn.c: Likewise.
389 * sched-vis.c: Likewise.
390 * sdbout.c: Likewise.
391 * sel-sched-dump.c: Likewise.
392 * sel-sched-dump.h: Likewise.
393 * sel-sched-ir.c: Likewise.
394 * sel-sched-ir.h: Likewise.
395 * sel-sched.c: Likewise.
396 * sel-sched.h: Likewise.
399 * simplify-rtx.c: Likewise.
400 * stack-ptr-mod.c: Likewise.
402 * stor-layout.c: Likewise.
403 * store-motion.c: Likewise.
404 * stringpool.c: Likewise.
405 * stub-objc.c: Likewise.
406 * sync-builtins.def: Likewise.
407 * target-def.h: Likewise.
408 * target.h: Likewise.
409 * targhooks.c: Likewise.
410 * targhooks.h: Likewise.
411 * timevar.c: Likewise.
413 * toplev.c: Likewise.
414 * toplev.h: Likewise.
415 * tracer.c: Likewise.
416 * tree-affine.c: Likewise.
417 * tree-affine.h: Likewise.
418 * tree-browser.def: Likewise.
419 * tree-call-cdce.c: Likewise.
420 * tree-cfg.c: Likewise.
421 * tree-cfgcleanup.c: Likewise.
422 * tree-chrec.c: Likewise.
423 * tree-chrec.h: Likewise.
424 * tree-complex.c: Likewise.
425 * tree-data-ref.c: Likewise.
426 * tree-data-ref.h: Likewise.
427 * tree-dfa.c: Likewise.
428 * tree-dump.c: Likewise.
429 * tree-dump.h: Likewise.
430 * tree-eh.c: Likewise.
431 * tree-flow-inline.h: Likewise.
432 * tree-flow.h: Likewise.
433 * tree-if-conv.c: Likewise.
434 * tree-inline.c: Likewise.
435 * tree-into-ssa.c: Likewise.
436 * tree-loop-distribution.c: Likewise.
437 * tree-loop-linear.c: Likewise.
438 * tree-mudflap.c: Likewise.
439 * tree-nested.c: Likewise.
440 * tree-nomudflap.c: Likewise.
441 * tree-nrv.c: Likewise.
442 * tree-object-size.c: Likewise.
443 * tree-optimize.c: Likewise.
444 * tree-outof-ssa.c: Likewise.
445 * tree-parloops.c: Likewise.
446 * tree-pass.h: Likewise.
447 * tree-phinodes.c: Likewise.
448 * tree-predcom.c: Likewise.
449 * tree-pretty-print.c: Likewise.
450 * tree-profile.c: Likewise.
451 * tree-scalar-evolution.c: Likewise.
452 * tree-ssa-address.c: Likewise.
453 * tree-ssa-alias.c: Likewise.
454 * tree-ssa-ccp.c: Likewise.
455 * tree-ssa-coalesce.c: Likewise.
456 * tree-ssa-copy.c: Likewise.
457 * tree-ssa-copyrename.c: Likewise.
458 * tree-ssa-dce.c: Likewise.
459 * tree-ssa-dom.c: Likewise.
460 * tree-ssa-dse.c: Likewise.
461 * tree-ssa-forwprop.c: Likewise.
462 * tree-ssa-ifcombine.c: Likewise.
463 * tree-ssa-live.c: Likewise.
464 * tree-ssa-live.h: Likewise.
465 * tree-ssa-loop-ch.c: Likewise.
466 * tree-ssa-loop-im.c: Likewise.
467 * tree-ssa-loop-ivcanon.c: Likewise.
468 * tree-ssa-loop-ivopts.c: Likewise.
469 * tree-ssa-loop-manip.c: Likewise.
470 * tree-ssa-loop-niter.c: Likewise.
471 * tree-ssa-loop-prefetch.c: Likewise.
472 * tree-ssa-loop-unswitch.c: Likewise.
473 * tree-ssa-loop.c: Likewise.
474 * tree-ssa-math-opts.c: Likewise.
475 * tree-ssa-operands.c: Likewise.
476 * tree-ssa-operands.h: Likewise.
477 * tree-ssa-phiopt.c: Likewise.
478 * tree-ssa-phiprop.c: Likewise.
479 * tree-ssa-pre.c: Likewise.
480 * tree-ssa-propagate.c: Likewise.
481 * tree-ssa-reassoc.c: Likewise.
482 * tree-ssa-sccvn.c: Likewise.
483 * tree-ssa-sink.c: Likewise.
484 * tree-ssa-structalias.c: Likewise.
485 * tree-ssa-ter.c: Likewise.
486 * tree-ssa-threadedge.c: Likewise.
487 * tree-ssa-threadupdate.c: Likewise.
488 * tree-ssa-uncprop.c: Likewise.
489 * tree-ssa.c: Likewise.
490 * tree-ssanames.c: Likewise.
491 * tree-switch-conversion.c: Likewise.
492 * tree-tailcall.c: Likewise.
493 * tree-vect-data-refs.c: Likewise.
494 * tree-vect-generic.c: Likewise.
495 * tree-vect-loop-manip.c: Likewise.
496 * tree-vect-loop.c: Likewise.
497 * tree-vect-patterns.c: Likewise.
498 * tree-vect-slp.c: Likewise.
499 * tree-vect-stmts.c: Likewise.
500 * tree-vectorizer.c: Likewise.
501 * tree-vectorizer.h: Likewise.
502 * tree-vrp.c: Likewise.
504 * tree.def: Likewise.
506 * treestruct.def: Likewise.
507 * unwind-compat.c: Likewise.
508 * unwind-dw2-fde-glibc.c: Likewise.
509 * unwind-dw2.c: Likewise.
510 * value-prof.c: Likewise.
511 * value-prof.h: Likewise.
512 * var-tracking.c: Likewise.
513 * varasm.c: Likewise.
514 * varpool.c: Likewise.
517 * vmsdbgout.c: Likewise.
519 * xcoffout.c: Likewise.
521 2009-11-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
523 * pa.c (output_call): Only use sr4 for long interspace calls if
524 call binds local and generating non PIC code.
525 (attr_length_call): Adjust length calculation for above.
527 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
529 * config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
530 (add<mode>3_carry): Change operand order of plus RTX.
531 (*add<mode>3_carry): Ditto.
532 (*addsi3_carry_zext): Ditto.
533 (*add<dwi>3_doubleword): Update for changed operand order.
534 (*negti2_1 splitter): Ditto.
535 (*negdi2_1 splitter): Ditto.
536 (<plusminus_insn><mode>3_carry): Macroize expander from
537 {add,sub}<mode>3_carry patterns using plusminus code iterator.
538 (*<plusminus_insn><mode>3_carry): Macroize insn from
539 *{add,sub}<mode>3_carry patetrns using plusminus code iterator.
540 (neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
541 patterns using SDWIM mode iterator.
542 (*neg<dwi>2_doubleword): New insn_and_split pattern. Macroize
543 pattern from *neg{di,ti}2_1 patterns and corresponding splitters
544 using DWIH mode iterator.
545 (*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
546 using SWI mode iterator.
547 (*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
548 (one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
549 patterns using SWIM mode iterator.
550 (*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
551 patterns using SWI248 mode iterator.
552 (*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
553 patterns using SWI mode iterator.
554 (*one_cmpl<mode>2_2 splitter): Macroize splitter from
555 one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.
557 2009-11-24 Michael Matz <matz@suse.de>
559 * expr.c (set_storage_via_libcall): Fix build_call_expr call.
561 2009-11-24 David Binderman <dcb314@hotmail.com>
563 * expr.c (store_field): Remove set but not used local variable
565 (expand_expr_real_2): Remove treeop2.
566 * gcse.c (update_ld_motion_stores): Remove new_rtx.
567 * haifa-sched.c (max_issue): Remove points.
568 (sched_create_recovery_edges): Remove e.
569 * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
571 2009-11-24 Nick Clifton <nickc@redhat.com>
573 * config/v850/v850.c (function_arg): Fix handling of zero-length
576 2009-11-24 Michael Matz <matz@suse.de>
578 * tree.h (union tree_ann_d): Don't declare.
579 (tree_base): Remove ann field.
580 (struct var_ann_d): Declare forward.
581 (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
582 (DECL_VAR_ANN_PTR): New macro.
583 * tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
584 accept only VAR, PARM or RESULT decls.
585 (create_tree_common_ann): Remove.
586 (remove_referenced_var): Use DECL_VAR_ANN_PTR.
587 * tree-eh.c (lookup_expr_eh_lp): Remove.
588 * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
590 (ann_type, tree_common_ann, get_tree_common_ann): Remove.
591 * tree-flow.h (enum tree_ann_type): Remove.
592 (struct tree_ann_common_d): Remove.
593 (struct var_ann_d): Remove common field.
594 (union tree_ann_d): Remove.
595 (tree_ann_t, tree_ann_common_t): Remove typedefs.
596 (tree_common_ann, get_tree_common_ann, ann_type,
597 create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
598 * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
599 * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
600 * builtins.c (expand_builtin_memcpy): Use
601 currently_expanding_gimple_stmt instead of tree annotation.
602 (expand_builtin_memset_args): Ditto.
603 * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
604 (expand_call_stmt): Don't set tree annotation.
605 (expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
606 * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
607 * gimple.h (currently_expanding_gimple_stmt): Declare.
609 2009-11-24 Paolo Carlini <paolo.carlini@oracle.com>
611 * dwarf2out.c (add_location_or_const_value_attribute): Remove
612 useless NOTE_VAR_LOCATION_STATUS call.
613 * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
615 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
617 * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
618 being called recursively.
620 2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
622 * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
623 $(MD5_H) params.def params.h prefix.h tree-inline.h.
625 2009-11-24 Paul Brook <paul@codesourcery.com>
627 * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
630 2009-11-24 Julian Brown <julian@codesourcery.com>
631 Paul Brook <paul@codesourcery.com>
633 * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
634 (arm_dwarf_register_span): New function.
635 (arm_dbx_register_number): Add VFPv3 dwarf numbering.
637 2009-11-24 David Binderman <dcb314@hotmail.com>
639 * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
640 local variable bb_note.
641 * dominance.c (get_dominated_by): Likewise local var n.
642 (output_file_names): Likewise local var idx.
643 (add_location_or_const_value_attribute): Likewise local var status.
644 * dwarf2out.c (gen_variable_die): Likewise local var field.
645 * emit-rtl.c (no_line_numbers): Remove.
646 (init_emit_once): Remove line_numbers parameter.
647 * rtl.h (init_emit_once): Adjust prototype.
648 * toplev.c (backend_init): Adjust init_emit_once call.
650 2009-11-24 Richard Guenther <rguenther@suse.de>
652 PR tree-optimization/42142
653 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
654 Handle iv-dependent (non-)kills properly.
655 (mark_aliased_reaching_defs_necessary): Pass the basic-block
656 of the reference statement to mark_aliased_reaching_defs_necessary_1.
658 2009-11-24 Martin Jambor <mjambor@suse.cz>
660 PR tree-optimization/42154
661 * tree-sra.c (struct access): Added comments.
662 (sra_modify_expr): Build references to the old aggregate with
663 build_ref_for_offset instead of reusing access->expr.
664 (load_assign_lhs_subreplacements): Likewise.
666 2009-11-24 Uros Bizjak <ubizjak@gmail.com>
668 * config/i386/i386.md (add<mode>3_carry): Change insn pattern
670 (sub<mode>3_carry): Ditto.
671 (x86_mov<mode>cc_0_m1): Ditto.
672 (*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
673 for ix86_carry_flag_operator operator predicate.
674 (*sub<mode>3_carry): Ditto.
675 (*x86_mov<mode>cc_0_m1): Ditto.
676 (*addsi3_carry_zext): Use VOIDmode match_operator for
677 ix86_carry_flag_operator operator predicate.
678 (*subsi3_carry_zext): Ditto.
679 (*x86_mov<mode>cc_0_m1_s): Ditto.
680 (*x86_mov<mode>cc_0_m1_neg): Ditto.
681 * config/i386/predocates.md (ix86_carry_flag_operator): Do not
682 check operator sub-expressions for FLAGS_REG and const0_rtx.
683 * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
684 (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
685 (ix86_expand_int_addcc): Update calls to
686 gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
687 (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
688 Do not set mode of compare operation.
690 2009-11-23 Jan Hubicka <jh@suse.cz>
693 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
696 2009-11-23 Jan Hubicka <jh@suse.cz>
698 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
699 wrong profile updates.
700 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
701 having largest frequency.
702 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
703 used uninitalized warning.
704 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
707 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
709 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
710 of gen_rtx_REG to generate operand 5.
711 (*cmp_ssub_sidi): Ditto.
713 2009-11-23 Richard Henderson <rth@redhat.com>
715 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
718 2009-11-23 Paul Brook <paul@codesourcery.com>
720 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
721 case for noreturn functions.
722 (arm_compute_save_reg_mask): Remove special noreturn handling.
724 2009-11-23 Richard Guenther <rguenther@suse.de>
726 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
729 2009-11-22 Richard Henderson <rth@redhat.com>
731 * i386.c (avx_vpermilp_parallel): New function.
732 * i386-protos.h: Declare it.
733 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
734 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
735 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
736 (ssescalarnum, ssedoublesizemode): Add AVX modes.
737 (vpermilbits): Remove.
738 (avx_vpermil<mode>): Change insns to expanders.
739 (*avx_vpermil<mode>): New. Use vec_select.
741 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
743 * opts.c (decode_options): Don't enable flag_schedule_insns
744 when optimizing for size.
745 * doc/invoke.texi: Document change.
747 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
750 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
751 of scratch register to SImode.
752 (*cmp_sadd_sidi): Ditto.
753 (*cmp_ssub_si): Ditto.
754 (*cmp_ssub_sidi): Ditto.
756 2009-11-21 Ian Lance Taylor <iant@google.com>
758 * Makefile.in (HOST_LIBS): Move higher in file.
759 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
760 is not empty, set to $(CC) and $(CFLAGS).
762 2009-11-22 Martin Jambor <mjambor@suse.cz>
764 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
765 V_C_E of an SSA_NAME or an invariant if lvalue is required.
766 (verify_gimple_call): Verify LHS also with with
767 verify_types_in_gimple_reference.
769 2009-11-21 Martin Jambor <mjambor@suse.cz>
772 * tree-sra.c (access_precludes_ipa_sra_p): New function.
773 (splice_param_accesses): Check all accesses by calling
774 access_precludes_ipa_sra_p.
775 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
776 not convert types if it is true.
777 (sra_ipa_modify_assign): Convert types in case of mismatch.
779 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
781 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
784 2009-11-21 Adam Nemet <adambnemet@gmail.com>
786 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
787 (mips_mulsidi3_gen_fn): Declare new function.
788 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
789 * config/mips/mips.md (<u>mulsidi3): Change condition to use
790 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
791 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
792 (mulsidi3_64bit_dmul): New define_insn.
794 2009-11-21 Ben Elliston <bje@au.ibm.com>
796 * gengtype-lex.l: Enable noinput flex option.
797 (YY_NO_INPUT): Remove define.
799 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
801 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
802 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
803 (insert_debug_temps_for_defs): Handle PHI nodes.
804 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
807 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
809 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
810 after remove_phi_node.
812 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
814 PR tree-optimization/42078
815 * gimple.h (gimple_replace_lhs): New declaration.
816 * gimple.c (gimple_replace_lhs): New function.
817 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
820 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
822 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
823 (xop_mulv2div2di3_low): Same.
824 (*xop_pmacsdqh_mem): Same.
826 2009-11-20 Richard Henderson <rth@redhat.com>
828 * config/i386/i386-builtin-types.awk: New file.
829 * config/i386/i386-builtin-types.def: New file.
830 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
831 * config/i386/i386.c: Include it.
832 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
833 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
834 (struct builtin_isa): Remove GTY marker. Replace tree type with
835 ix86_builtin_func_type; add set_and_not_built_p.
836 (def_builtin): Change type parameter to tcode; use
837 ix86_get_builtin_func_type; update all callers. Accept zero mask
838 to mean the builtin is unconditionally available.
839 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
841 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
842 Update some users to rationalized enumeration codes from new include.
843 (enum multi_arg_type): Remove. Replace all enumeration values
844 with defines to new ix86_builtin_func_type.
845 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
846 all type resolution to def_builtin.
847 (ix86_init_builtin_types): Split out from ...
848 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
850 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
853 * config/rs6000/rs6000.c (struct machine_function): Revert
854 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
855 (rs6000_expand_to_rtl_hook): Ditto.
856 (rs6000_check_vector_mode): Ditto.
857 (compute_vrsave_mask): Ditto.
859 2009-11-20 Paul Brook <paul@codesourcery.com>
861 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
862 * config/arm/arm-cores.def: Add cortex-a5.
863 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
864 * config/arm/arm-tune.md: Regenerate.
866 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
869 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
870 (ref_pos): New field in structure.
871 (insert_new_var_in_stmt): New function.
874 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
876 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
877 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
878 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
879 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
880 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
881 INT_LEAST64_TYPE): Define.
882 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
883 UINT_LEAST64_TYPE): Define.
884 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
885 INT_FAST64_TYPE): Define.
886 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
887 UINT_FAST64_TYPE): Define.
888 (INTPTR_TYPE, UINTPTR_TYPE): Define.
890 2009-11-20 Julian Brown <julian@codesourcery.com>
892 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
893 specially for Thumb-1.
894 (ASM_OUTPUT_REG_POP): Likewise.
896 2009-11-19 Jason Merrill <jason@redhat.com>
898 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
900 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
901 Rafael Avila de Espindola <espindola@google.com>
903 * doc/plugins.texi (Plugin initialization): Added advices for
904 retrieving the version of GCC at plugin compilation and loading times.
906 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
908 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
909 (dump_active_plugins): output to file everything. Use
910 internationalized dump & FMT_FOR_PLUGIN_EVENT.
912 2009-11-19 Richard Guenther <rguenther@suse.de>
914 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
915 around truth-valued expressions.
916 * tree.c (free_lang_data): Untangle check for LTO frontend.
918 2009-11-19 Jakub Jelinek <jakub@redhat.com>
920 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
921 of cgraph_node_for_decl.
922 * cgraph.h (cgraph_node_for_decl): Remove prototype.
923 * cgraph.c (cgraph_node_for_decl): Remove.
924 (cgraph_get_node): Just return NULL if !cgraph_hash.
926 2009-11-19 Paul Brook <paul@codesourcery.com>
928 * config.gcc: Add new ARM --with-fpu options.
929 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
930 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
932 2009-11-18 Richard Guenther <rguenther@suse.de>
934 * gimple.h (union gimple_statement_d): Add gsmembase member.
935 (gimple_vuse_op): Use gsmembase for access.
936 (gimple_vdef_op): Likewise.
937 (gimple_vuse): Likewise.
938 (gimple_vdef): Likewise.
939 (gimple_vuse_ptr): Likewise.
940 (gimple_vdef_ptr): Likewise.
941 (gimple_set_vuse): Likewise.
942 (gimple_set_vdef): Likewise.
943 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
945 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
947 * doc/arm-neon-intrinsics.texi: Regenerated.
949 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
951 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
953 2009-11-18 Paul Brook <paul@codesourcery.com>
954 Daniel Jacobowitz <dan@codesourcery.com>
956 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
957 (arm_arch7em): New variable.
958 (all_architectures): Add armv7e-m.
959 (arm_override_options): Set arm_arch7em.
960 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
962 (arm_arch7em): Declare.
964 2009-11-18 Richard Guenther <rguenther@suse.de>
966 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
967 a valid field decl if checking is enabled.
969 2009-11-18 Martin Jambor <mjambor@suse.cz>
971 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
972 (lto_ipa_fixup_call_notes): Declare.
973 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
974 (update_call_notes_after_inlining): Copy call stmt uid to the new
976 (ipa_write_param_call_note): New function.
977 (ipa_read_param_call_note): New function
978 (ipa_write_node_info): Write also param call notes. Removed a bogus
979 comment, reformatted to fit 80 columns.
980 (ipa_read_node_info): Read also param call notes. Removed a bogus
981 comment. Remove ipa_edge_args_vector growth.
982 (lto_ipa_fixup_call_notes): New function.
983 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
984 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
985 inlining regardless of flag_wpa.
986 (cgraph_decide_inlining_of_small_functions): Likewise.
987 (cgraph_decide_inlining): Likewise.
988 (inline_read_summary): Likewise.
990 2009-11-18 Jan Hubicka <jh@suse.cz>
992 * predict.c (compute_function_frequency): Export.
993 * predict.h (compute_function_frequency): Declare.
994 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
996 2009-11-18 Martin Jambor <mjambor@suse.cz>
998 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
999 on all nodes we write summaries for.
1001 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
1004 * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
1005 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
1006 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
1007 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
1008 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
1009 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
1010 (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
1013 2009-11-18 Jakub Jelinek <jakub@redhat.com>
1015 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
1017 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
1020 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
1022 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
1024 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
1025 cgraph_materialize_all_clones): Handle same_body aliases.
1026 * cgraph.c (cgraph_allocate_node): New function.
1027 (cgraph_create_node): Use it.
1028 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
1029 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
1030 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
1032 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
1033 (input_node): Stream in same_body aliases.
1034 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
1035 for same_body aliases.
1036 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
1038 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1041 * config/darwin.h: Use the extension stub libraries to access
1042 current libgcc_s features.
1044 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1047 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
1048 (vect_transform_loop): Call it.
1050 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1052 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
1055 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1059 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
1061 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
1062 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
1063 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
1064 (sese_bad_liveouts_use): New.
1065 (sese_reset_debug_liveouts_bb): New.
1066 (sese_build_liveouts): Use it.
1067 (rename_variables_in_stmt): Reset debug stmts rather than creating
1069 (expand_scalar_variable_stmt): Likewise.
1071 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1073 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
1074 (df_ref_remove): Likewise.
1076 2009-11-17 Jan Hubicka <jh@suse.cz>
1078 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
1081 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
1083 * toplev.c (process_options): Remove dead code.
1084 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
1086 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
1088 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
1091 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1093 PR tree-optimization/41857
1094 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
1095 TYPE's address space instead of pointer to TYPE.
1097 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1099 * reload.c (find_reloads_address): Fix typo.
1101 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1103 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
1104 registers in leaf functions if possible.
1106 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1108 * config/m68k/m68k-devices.def: Add MCF5441x family.
1110 2009-11-17 Jan Hubicka <jh@suse.cz>
1112 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
1114 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
1116 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
1118 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
1119 nest ior expressions.
1120 (x86_64_szext_nonmemory_operand): Ditto.
1121 (call_insn_operand): Ditto.
1123 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
1125 * stmt.c (expand_asm_stmt): Get locus from stmt.
1127 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
1129 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
1130 Create the decl label for the new dest block on demand. Require
1131 a fallthrough edge if no asm labels were redirected.
1133 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
1135 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
1136 operand 1 predicate.
1137 (cstoresi4): Ditto for operand 2.
1138 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
1139 patterns using SDWIM mode iterator.
1140 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
1141 using SWIM mode iterator.
1142 (cmpdi_1): Rename from cmpdi_1_rex64.
1143 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
1144 SWI48 mode iterator.
1145 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
1146 using SWI mode iterator.
1147 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
1148 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
1149 (*cmpqi_ext_3_insn): Make private.
1150 (*cmpqi_ext_3_insn_rex64): Make private.
1151 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
1152 * config/i386/predicates.md (cmpsi_operand): Remove.
1154 2009-11-16 Paul Brook <paul@codesourcery.com>
1156 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
1157 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
1159 2009-11-14 Jan Hubicka <jh@suse.cz>
1161 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
1163 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
1164 zero out all callees.
1165 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
1166 frequency and count match.
1167 * ipa-inline.c (update_noncloned_frequencies): New function.
1168 (cgraph_clone_inlined_nodes): Use it.
1169 * tree-inline.c (copy_bb): Fix frequency scaling; output
1170 diagnostic on frequency mismatches to dump file.
1171 (initialize_cfun): Do not scale frequency; fix count scaling;
1172 initialize entry and exit block frequencies; copy profile info.
1173 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
1174 (copy_body): Use frequency_scale as argument.
1175 (expand_call_inline): Compute frequency scale and output diagnostic
1177 (delete_unreachable_blocks_update_callgrah): Remove checking that
1178 has to be done after edge redirection.
1179 (tree_function_versioning): Update initialize_cfun and copy_body call.
1181 2009-11-14 Jan Hubicka <jh@suse.cz>
1183 * cgraph.c (cgraph_release_function_body): Update use of
1184 ipa_transforms_to_apply.
1185 (cgraph_remove_node): Remove ipa_transforms_to_apply.
1186 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
1187 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
1189 (cgraph_materialize_clone): Remove original if dead.
1190 * lto-streamer-in.c (lto_read_body): Remove FIXME and
1191 ipa_transforms_to_apply hack.
1192 * function.h (struct function): Add ipa_transforms_to_apply.
1193 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
1194 * tree-inline.c (copy_bb): Update sanity check.
1195 (initialize_cfun): Do not copy ipa_transforms_to_apply.
1196 (expand_call_inline): remove dead clone originals.
1197 (tree_function_versioning): Merge transformation queues.
1198 * passes.c (add_ipa_transform_pass): Remove.
1199 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
1201 (execute_all_ipa_transforms): Update.
1202 (execute_one_pass): Update.
1204 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1206 PR target/21078, 21080
1207 * config/avr/avr.c (avr_return_addr_rtx): New function for
1208 builtin_return_address.
1209 (expand_prologue): Calculate stack usage.
1210 (avr_asm_function_end_prologue): Output stack size and offset label.
1211 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
1212 (machine_function): Add stack_usage.
1213 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
1215 2009-11-14 Anatoly Sokolov <aesok@post.ru>
1217 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
1218 new 'outgoing' argument.
1219 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
1220 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1221 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
1222 iq2000_function_value_regno_p.
1223 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1224 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
1227 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
1230 * arm.md (adddi_sesidi_di): Place tied contraint first.
1231 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
1232 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
1233 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
1234 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
1235 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
1236 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
1237 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
1238 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
1239 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
1241 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
1243 * config/i386/predicates.md (call_register_no_elim_operand):
1244 New predicate. Reject stack register as valid call operand
1246 (call_insn_operand): Use call_register_no_elim_operand.
1248 2009-11-13 Richard Henderson <rth@redhat.com>
1250 * function.c (stack_protect_prologue): Don't bypass expand_expr
1251 for stack_protect_guard and guard_decl.
1252 (stack_protect_epilogue): Likewise.
1254 2009-11-13 Jan Hubicka <jh@suse.cz>
1256 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
1257 when to PUBLIC is set.
1259 2009-11-13 Jakub Jelinek <jakub@redhat.com>
1262 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
1265 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
1268 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
1269 *call_value_1): Use "lsm" as operand 1 constraint.
1270 * config/i386/predicates.md (call_insn_operand): Depend on
1271 index_register_operand to avoid %esp register.
1273 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
1276 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1279 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
1280 (TARGET_CALL_ESP): New define.
1281 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1283 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
1284 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
1285 *call_1, *call_value_pop_1 and *call_value_1. Depend on
1287 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
1288 New patterns, use "lsm" as operand 1 constraint.
1289 * config/i386/predicates.md (call_insn_operand): Depend on
1290 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
1292 2009-11-13 Jason Merrill <jason@redhat.com>
1295 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
1296 Don't emit a second declaration at any scope.
1298 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
1300 PR rtl-optimization/41697
1301 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
1302 a conditional jump has a single successor.
1304 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
1306 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
1307 allocate reg_last when in case lazy_reg_last is true.
1308 (init_deps_reg_last): New.
1309 (free_deps): When max_reg is 0, this context is already freed.
1310 * sched-int.h (init_deps_reg_last): Export.
1311 (init_deps): Update prototype.
1312 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
1313 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
1314 * ddg.c (build_intra_loop_deps): Likewise.
1315 * sel-sched-ir.c (copy_deps_context, create_deps_context,
1316 reset_deps_context, deps_init_id): Likewise.
1317 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
1318 (free_data_for_scheduled_insn): New, break down from ...
1319 (free_first_time_insn_data): ... here.
1320 (has_dependence_p): Allocate reg_last now, when it is needed.
1321 (extend_insn_data): When maximal LUID is big enough, allocate
1322 per-insn data in smaller chunks.
1323 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
1324 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
1327 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
1329 * config/i386/i386.md (call_value): Fix comment.
1330 (sibcall_value): Ditto.
1332 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
1334 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
1335 (MD_FROB_UPDATE_CONTEXT): Define.
1337 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
1338 Laurent GUERBY <laurent@guerby.net>
1340 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
1341 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
1342 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
1344 2009-11-12 Jan Hubicka <jh@suse.cz>
1346 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
1347 and clear DECL_COMMON on localized declarations.
1349 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
1352 * regrename.c (struct du_head): New structure; some elements moved
1354 (struct du_chain): ... this one.
1355 (open_chains, closed_chains): Now of type struct du_head *.
1356 (do_replace): Accept du_head argument, not du_chain. All callers
1357 changed. Modified code to match new data structures.
1358 (build_def_use): Return a list of du_head structures. Modified code
1359 to match new data structures.
1360 (dump_def_use_chain): Accept du_head argument, not du_chain. All
1361 callers changed. Modified code to match new data structures.
1362 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
1363 callers changed. Modified code to match new data structures.
1364 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
1365 Allocate a du_head structure as well as a du_chain when creating a
1366 new chain. Modified other code to match new data structures.
1368 2009-11-12 Jan Hubicka <jh@suse.cz>
1370 * cgraph.h (varpool_node_name): Declare.
1371 * cgraphunit.c (process_function_and_variable_attributes): Set
1372 force_output flag on used variables.
1373 * ipa.c (function_and_variable_visibility): Dump externally visible
1374 and needed variables.
1375 * varpool.c (varpool_node_name): Export.
1376 (decide_is_variable_needed): Check COMDAT for externally visible vars;
1379 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
1382 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
1383 processing if XEXP (x, i) is NULL.
1385 2009-11-12 Jan Hubicka <jh@suse.cz>
1387 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
1388 imply PUBLIC || EXTERNAL.
1390 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1393 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
1394 single successor block, ending with jump created by RTL expander.
1396 2009-11-11 Jan Hubicka <jh@suse.cz>
1399 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
1400 and WEAK variables at -fwhole-program.
1403 * ipa.c (whole_program_function_and_variable_visility): COMDAT
1404 functions/variables are not needed even if they are externally visible.
1406 2009-11-11 Jan Hubicka <jh@suse.cz>
1408 (patch by Richard Guenther)
1409 * lto-streamer-out.c (output_function): Output head of argument list
1411 * lto-streamer-in.c (input_function): Re-map arguments into merged
1414 2009-11-11 Jan Hubicka <jh@suse.cz>
1416 * lto-cgraph.c: Include gcov-io.h
1417 (output_profile_summary): New function.
1418 (output_cgraph): Use it.
1419 (input_profile_summary): New function.
1420 (input_cgraph): Use it.
1421 * coverage.c (build_ctr_info_value): Use varpool; initalize
1422 DECL_ASSEMBLER_NAME.
1423 (create_coverage): Likewise.
1424 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
1425 (tree_init_edge_profiler): Likewise.
1426 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
1428 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
1430 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
1431 * c-pragma.c (def_pragma_macro_value): Likewise.
1432 (def_pragma_macro): Likewise.
1433 (pushed_macro_table): Likewise.
1434 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
1435 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
1437 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
1439 * doc/plugins.texi (Registering custom attributes): section
1440 renamed as (Registering custom attributes or pragmas).
1441 Mentions custom attributes & pragmas, and c_register_pragma, with
1443 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
1445 * doc/extend.texi (Function Attributes): Mentions that plugin can
1446 provide their attributes.
1448 2009-11-11 Jon Beniston <jon@beniston.com>
1450 * config.gcc: Add lm32 elf and uclinux targets.
1451 * config/lm32: New directory.
1452 * config/lm32/lm32.c: New file.
1453 * config/lm32/lm32.h: New file.
1454 * config/lm32/lm32.md: New file.
1455 * config/lm32/lm32.opt: New file.
1456 * config/lm32/lm32-protos.h: New file.
1457 * config/lm32/constraints.md: New file.
1458 * config/lm32/predicates.md: New file.
1459 * config/lm32/sfp-machine.h: New file.
1460 * config/lm32/t-fprules-softfp: New file.
1461 * config/lm32/uclinux-elf.h: New file.
1462 * doc/invoke.texi: Document lm32 options.
1463 * doc/contrib.texi: Document lm32 porter.
1464 * doc/install.texi: Document lm32 targets.
1466 2009-11-11 Martin Jambor <mjambor@suse.cz>
1469 * ipa-prop.c (ipa_update_after_lto_read): Call
1470 ipa_check_create_node_params and ipa_check_create_edge_args. Also
1471 call ipa_initialize_node_params instead of ipa_populate_param_decls.
1473 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1475 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
1476 (neon_expand_vector_init): Use them. Also handle non-constant
1477 vectors with identical elements and vectors with only one
1478 non-constant element.
1479 (arm_print_operand): Handle 'y' modifier.
1480 * config/arm/arm-protos.h (neon_make_constant): Declare.
1481 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
1482 patterns. Use VX instead of VDQW for the first one. Allow
1483 a VFP alternative and V32 modes for the second one.
1484 * config/arm/neon.ml (shape_elt): Add Alternatives.
1485 (ops): Use Alternatives for vdup lane instructions.
1486 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
1487 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
1489 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1491 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
1493 (movti, mov<mode>): Call force_reg on one operand if required.
1494 * config/arm/vec-common.md (mov<mode>): Likewise.
1496 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1498 * config/arm/arm.c (arm_override_options): Enable scheduling for
1501 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
1505 * expr.h (anti_adjust_stack_and_probe): Declare.
1506 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
1507 parameter and rewrite head comment.
1508 (allocate_dynamic_stack_space): Adjust call to above function.
1509 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
1511 * tree.h (dwarf2out_args_size): Delete.
1512 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
1513 (dwarf2out_args_size_adjust): Delete prototype and move around.
1514 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
1515 ACCUMULATE_OUTGOING_ARGS targets.
1517 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
1519 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
1520 DECL_SIZE of DECL_RESULT before evaluating it.
1522 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1524 PR tree-optimization/41987
1525 * fold-const.c (const_binop): Avoid using fold_buildN().
1527 2009-11-10 Martin Jambor <mjambor@suse.cz>
1529 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
1530 (execute_all_ipa_stmt_fixups): Declare.
1531 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
1532 * ipa-inline.c (pass_ipa_inline): Likewise.
1533 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
1534 * ipa-reference.c (pass_ipa_reference): Likewise.
1535 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
1536 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
1537 (pass_ipa_lto_finish_out): Likewise.
1538 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
1539 * passes.c (execute_ipa_stmt_fixups): New function.
1540 (execute_all_ipa_stmt_fixups): New function.
1541 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
1543 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
1546 * explow.c (probe_stack_range): Fix typo.
1547 * config/sparc/sparc.md (probe_stack): New expander.
1549 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
1551 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
1553 2009-11-09 Jason Merrill <jason@redhat.com>
1555 * gdbinit.in (pgq): New function for printing gimple sequence.
1557 2009-11-09 Paul Brook <paul@codesourcery.com>
1558 Daniel Jacobowitz <dan@codesourcery.com>
1559 Sandra Loosemore <sandra@codesourcery.com>
1561 * doc/extend.texi (Half-Precision): Update wording to reflect
1562 that there are now multiple -mfpu options that enable fp16
1564 * doc/invoke.texi: Update list of ARM -mfpu= options.
1565 * config.gcc: Update ARM --with-fpu option list.
1566 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
1567 vfpv3xd and vfpv3xd-fp16.
1568 (use_vfp_abi): New function.
1569 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
1571 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
1572 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
1573 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
1574 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
1576 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
1578 (arm_print_operand): Handle 'p' modifier.
1579 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
1581 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
1582 (TARGET_FP16): Define.
1583 * config/arm/vfp.md: Disable double-precision patterns if the FPU
1584 does not provide them.
1585 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
1586 double-precision values on a single-precision FPU.
1587 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
1588 double-precision constants.
1589 (movhf_vfp_neon): New pattern (was movhf_vfp).
1590 (movhf_vfp): Remove NEON instructions.
1591 * config/arm/constraints.md: Add new "Dy" constraint for
1592 double-precision constants. Update description of "Dv".
1593 * config/arm/arm.md: Disable double-precision patterns if the FPU
1594 does not provide them
1596 2009-11-09 Jakub Jelinek <jakub@redhat.com>
1598 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
1599 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
1602 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
1604 * collect2.c (main): Search PLUGIN_LD for plugin linker.
1606 * configure.ac (--with-plugin-ld): New. Default to ld.
1607 * configure: Regenerated.
1608 * config.in: Likewise.
1610 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
1611 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
1613 2009-11-08 Jonathan Gray <jsg@openbsd.org>
1615 * config/openbsd-stdint.h: Change to reflect what
1616 c_common_nodes_and_builtins expects.
1618 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
1620 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
1622 2009-11-08 Jakub Jelinek <jakub@redhat.com>
1625 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
1626 function contains at least one local dynamic name.
1627 (print_operand) <case '&'>: Instead output operand lossage diagnostics
1628 here if that happens.
1630 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
1631 Joern Rennecke <amylaar@spamcop.net>
1633 * cfgrtl.c (pass_free_cfg): Add pass name.
1634 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
1635 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
1636 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
1637 * df-core.c (pass_df_initialize_no_opt): Likewise.
1638 * except.c (pass_rtl_eh): Likewise.
1639 * function.c (pass_init_function, pass_leaf_regs): Likewise.
1640 * gcse.c (pass_rtl_pre): Change pass name.
1641 * passes.c (pass_postreload): Add pass name.
1642 (make_pass_instance): Don't use duplicate-tracking logic for
1643 names starting with '*'.
1644 (next_pass_1): Assert that pass has a name.
1645 (register_one_dump_file): If there is an space in the name,
1647 * predict.c (pass_strip_predict_hints): Add pass name.
1648 * reg-stack.c (pass_stack_regs): Likewise.
1649 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1650 * tree-cfg.c (pass_warn_function_return,
1651 pass_warn_function_noreturn): Add pass name.
1652 * tree-dfa.c (pass_referenced_vars): Likewise.
1653 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
1654 Fix whitespace before comment.
1655 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
1656 (pass_init_datastructures): Add pass name.
1657 * tree-ssa-loop.c (pass_record_bounds): Likewise.
1658 * tree-ssa.c (pass_early_warn_uninitialized,
1659 pass_late_warn_uninitialized): Likewise.
1660 * tree.c (pass_ipa_free_lang_data): Likewise.
1661 * doc/passes.texi (pass manager): Document how to disambiguate
1664 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
1666 * df-problems.c: Fix documentation for forward simulation of LR.
1667 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
1668 (df_simulate_finalize_forwards): Remove.
1669 * df.h (df_simulate_finalize_forwards): Remove.
1671 2009-11-08 Richard Guenther <rguenther@suse.de>
1673 * tree-ssa-structalias.c (build_succ_graph): Properly make
1674 variables escape if they are stored to anything.
1676 2009-11-08 Richard Guenther <rguenther@suse.de>
1678 PR rtl-optimization/41928
1679 * loop-invariant.c (free_loop_data): If we didn't allocate
1680 loop data do not try to free it.
1682 2009-11-07 Jason Merrill <jason@redhat.com>
1684 * tree.c (reconstruct_complex_type): Preserve attributes.
1686 2009-11-07 Richard Guenther <rguenther@suse.de>
1688 * tree-ssa-structalias.c (build_succ_graph): Feed stores
1689 to anything only to variables that can take pointers.
1690 (get_constraint_for_ssa_var): Properly exclude full
1691 variables from expanding.
1692 (first_vi_for_offset): Avoid overflow in arithmetic.
1693 (first_or_preceding_vi_for_offset): Likewise.
1694 (count_num_arguments): Fix implementation.
1695 (gate_ipa_pta): Do not run when not optimizing.
1697 2009-11-07 David Binderman <dcb314@hotmail.com>
1699 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
1700 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
1701 set but not used variables.
1702 (apply_args_reg_offset): Comment out as unused.
1703 * calls.c (flags_from_decl_or_type): Likewise.
1704 * genautomata.c (check_regexp_units_distribution): Likewise.
1706 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
1708 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
1709 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
1710 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
1711 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
1712 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
1713 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
1714 operand alternatives.
1716 2009-11-06 Michael Matz <matz@suse.de>
1719 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
1720 of a potential reciprocal to really be reciprocals.
1722 2009-11-06 Jakub Jelinek <jakub@redhat.com>
1724 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
1725 lwpintrin.h after immintrin.h.
1726 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
1730 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
1731 or non-constant index, allow index one past the last element and
1732 allow exceeding array bound in arrays that might be used as flexible
1735 2009-11-05 Richard Henderson <rth@redhat.com>
1737 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
1739 2009-11-05 Paul Brook <paul@codesourcery.com>
1741 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
1742 (arm_fpu_desc): New.
1743 (all_fpus): Add FPU details.
1744 (fp_model_for_fpu): Remove.
1745 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
1746 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
1747 (arm_file_start): Use arm_fpu_desc.
1748 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
1749 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
1751 (TARGET_FPA_EMU2): Define.
1752 (arm_fp_model, fputype, arm_fpu_tune): Remove.
1753 (vfp_reg_type, arm_fpu_desc): New.
1754 * config/arm/arm.md (attr fpu): Simplify.
1755 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
1756 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
1757 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
1758 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
1759 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
1761 2009-11-05 Michael Matz <matz@suse.de>
1763 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
1765 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
1768 2009-11-04 Jason Merrill <jason@redhat.com>
1771 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
1772 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
1773 (output_constant): Avoid crash after error.
1775 2009-11-05 Martin Jambor <mjambor@suse.cz>
1777 * tree-sra.c (struct access): Changed comment of next_sibling field.
1778 (analyze_modified_params): Loop over accesses of a group rather than
1779 over all with the ame base, pass a common bitmap to
1781 (unmodified_by_ref_scalar_representative): Build link lists of
1782 accesses of a group.
1783 (splice_param_accesses): Likewise.
1785 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
1787 * df-scan.c (df-uses-record): Add case zero_extract of mem.
1789 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
1793 * config/i386/i386.md (probe_stack): New expander.
1794 (logical operation peepholes): Do not split stack checking probes.
1796 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
1797 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1799 * doc/invoke.texi (-mlwp): Add documentation.
1800 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
1801 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
1802 (x86_64-*-*): Ditto.
1803 * config/i386/lwpintrin.h: New file, provide x86 compiler
1804 intrinisics for LWP.
1805 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
1806 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
1807 * config/i386/i386-c.c (ix86_target_macros_internal): Check
1809 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
1810 * config/i386/i386.opt (-mlwp): New switch for LWP support.
1811 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
1812 (OPTION_MASK_ISA_LWP_UNSET): New.
1813 (ix86_handle_option): Handle -mlwp.
1814 (isa_opts): Handle -mlwp.
1815 (enum pta_flags): Add PTA_LWP.
1816 (override_options): Add LWP support.
1817 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
1818 (IX86_BUILTIN_LLWPCB32): Ditto.
1819 (IX86_BUILTIN_LLWPCB64): Ditto.
1820 (IX86_BUILTIN_SLWPCB16): Ditto.
1821 (IX86_BUILTIN_SLWPCB32): Ditto.
1822 (IX86_BUILTIN_SLWPCB64): Ditto.
1823 (IX86_BUILTIN_LWPVAL16): Ditto.
1824 (IX86_BUILTIN_LWPVAL32): Ditto.
1825 (IX86_BUILTIN_LWPVAL64): Ditto.
1826 (IX86_BUILTIN_LWPINS16): Ditto.
1827 (IX86_BUILTIN_LWPINS32): Ditto.
1828 (IX86_BUILTIN_LWPINS64): Ditto.
1829 (enum ix86_special_builtin_type): Add LWP intrinsic support.
1830 (builtin_description): Ditto.
1831 (ix86_init_mmx_sse_builtins): Ditto.
1832 (ix86_expand_special_args_builtin): Ditto.
1833 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
1835 (UNSPEC_SLWP_INTRINSIC): Ditto.
1836 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
1837 (UNSPECV_LWPINS_INTRINSIC): Ditto.
1838 (lwp_llwpcbhi1): New lwp pattern.
1839 (lwp_llwpcbsi1): Ditto.
1840 (lwp_llwpcbdi1): Ditto.
1841 (lwp_slwpcbhi1): Ditto.
1842 (lwp_slwpcbsi1): Ditto.
1843 (lwp_slwpcbdi1): Ditto.
1844 (lwp_lwpvalhi3): Ditto.
1845 (lwp_lwpvalsi3): Ditto.
1846 (lwp_lwpvaldi3): Ditto.
1847 (lwp_lwpinshi3): Ditto.
1848 (lwp_lwpinssi3): Ditto.
1849 (lwp_lwpinsdi3): Ditto.
1851 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1852 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1855 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
1858 2009-11-04 Richard Guenther <rguenther@suse.de>
1859 Rafael Avila de Espindola <espindola@google.com>
1861 * gcc.c (process_command): Handle arguments name@offset.
1863 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
1864 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1866 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
1867 (x86_64-*-*): Ditto.
1868 * config/i386/xopintrin.h: New file, provide common x86 compiler
1869 intrinisics for XOP.
1870 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
1871 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
1872 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1874 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
1875 * config/i386/i386.opt (-mxop): New switch for XOP support.
1876 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
1877 (UNSPEC_XOP_TRUEFALSE)
1878 (UNSPEC_XOP_PERMUTE)
1879 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
1880 (PPERM_*): New constants for vpperm instruction.
1881 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
1882 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
1883 (OPTION_MASK_ISA_XOP_UNSET): New.
1884 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
1885 (ix86_handle_option): Handle -mxop.
1886 (isa_opts): Handle -mxop.
1887 (enum pta_flags): Add PTA_XOP.
1888 (override_options): Add XOP support.
1889 (print_operand): Add code for XOP compare instructions.
1890 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
1891 (ix86_expand_int_vcond): Extend for XOP compare instruction.
1893 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
1894 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
1895 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
1896 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
1897 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
1898 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
1899 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
1901 (IX86_BUILTIN_VPCMOV256): Ditto.
1902 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
1903 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
1904 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
1905 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
1906 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
1907 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
1909 (IX86_BUILTIN_VPPERM): Ditto.
1911 (IX86_BUILTIN_VPMACSSWW): Ditto.
1912 (IX86_BUILTIN_VPMACSWW): Ditto.
1913 (IX86_BUILTIN_VPMACSSWD): Ditto.
1914 (IX86_BUILTIN_VPMACSWD): Ditto.
1915 (IX86_BUILTIN_VPMACSSDD): Ditto.
1916 (IX86_BUILTIN_VPMACSDD): Ditto.
1917 (IX86_BUILTIN_VPMACSSDQL): Ditto.
1918 (IX86_BUILTIN_VPMACSSDQH): Ditto.
1919 (IX86_BUILTIN_VPMACSDQL): Ditto.
1920 (IX86_BUILTIN_VPMACSDQH): Ditto.
1921 (IX86_BUILTIN_VPMADCSSWD): Ditto.
1922 (IX86_BUILTIN_VPMADCSWD): Ditto.
1924 (IX86_BUILTIN_VPHADDBW): Ditto.
1925 (IX86_BUILTIN_VPHADDBD): Ditto.
1926 (IX86_BUILTIN_VPHADDBQ): Ditto.
1927 (IX86_BUILTIN_VPHADDWD): Ditto.
1928 (IX86_BUILTIN_VPHADDWQ): Ditto.
1929 (IX86_BUILTIN_VPHADDDQ): Ditto.
1930 (IX86_BUILTIN_VPHADDUBW): Ditto.
1931 (IX86_BUILTIN_VPHADDUBD): Ditto.
1932 (IX86_BUILTIN_VPHADDUBQ): Ditto.
1933 (IX86_BUILTIN_VPHADDUWD): Ditto.
1934 (IX86_BUILTIN_VPHADDUWQ): Ditto.
1935 (IX86_BUILTIN_VPHADDUDQ): Ditto.
1936 (IX86_BUILTIN_VPHSUBBW): Ditto.
1937 (IX86_BUILTIN_VPHSUBWD): Ditto.
1938 (IX86_BUILTIN_VPHSUBDQ): Ditto.
1940 (IX86_BUILTIN_VPROTB): Ditto.
1941 (IX86_BUILTIN_VPROTW): Ditto.
1942 (IX86_BUILTIN_VPROTD): Ditto.
1943 (IX86_BUILTIN_VPROTQ): Ditto.
1944 (IX86_BUILTIN_VPROTB_IMM): Ditto.
1945 (IX86_BUILTIN_VPROTW_IMM): Ditto.
1946 (IX86_BUILTIN_VPROTD_IMM): Ditto.
1947 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
1949 (IX86_BUILTIN_VPSHLB): Ditto.
1950 (IX86_BUILTIN_VPSHLW): Ditto.
1951 (IX86_BUILTIN_VPSHLD): Ditto.
1952 (IX86_BUILTIN_VPSHLQ): Ditto.
1953 (IX86_BUILTIN_VPSHAB): Ditto.
1954 (IX86_BUILTIN_VPSHAW): Ditto.
1955 (IX86_BUILTIN_VPSHAD): Ditto.
1956 (IX86_BUILTIN_VPSHAQ): Ditto.
1958 (IX86_BUILTIN_VFRCZSS): Ditto.
1959 (IX86_BUILTIN_VFRCZSD): Ditto.
1960 (IX86_BUILTIN_VFRCZPS): Ditto.
1961 (IX86_BUILTIN_VFRCZPD): Ditto.
1962 (IX86_BUILTIN_VFRCZPS256): Ditto.
1963 (IX86_BUILTIN_VFRCZPD256): Ditto.
1965 (IX86_BUILTIN_VPCOMEQUB): Ditto.
1966 (IX86_BUILTIN_VPCOMNEUB): Ditto.
1967 (IX86_BUILTIN_VPCOMLTUB): Ditto.
1968 (IX86_BUILTIN_VPCOMLEUB): Ditto.
1969 (IX86_BUILTIN_VPCOMGTUB): Ditto.
1970 (IX86_BUILTIN_VPCOMGEUB): Ditto.
1971 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
1972 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
1974 (IX86_BUILTIN_VPCOMEQUW): Ditto.
1975 (IX86_BUILTIN_VPCOMNEUW): Ditto.
1976 (IX86_BUILTIN_VPCOMLTUW): Ditto.
1977 (IX86_BUILTIN_VPCOMLEUW): Ditto.
1978 (IX86_BUILTIN_VPCOMGTUW): Ditto.
1979 (IX86_BUILTIN_VPCOMGEUW): Ditto.
1980 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
1981 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
1983 (IX86_BUILTIN_VPCOMEQUD): Ditto.
1984 (IX86_BUILTIN_VPCOMNEUD): Ditto.
1985 (IX86_BUILTIN_VPCOMLTUD): Ditto.
1986 (IX86_BUILTIN_VPCOMLEUD): Ditto.
1987 (IX86_BUILTIN_VPCOMGTUD): Ditto.
1988 (IX86_BUILTIN_VPCOMGEUD): Ditto.
1989 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
1990 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
1992 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
1993 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
1994 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
1995 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
1996 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
1997 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
1998 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
1999 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
2001 (IX86_BUILTIN_VPCOMEQB): Ditto.
2002 (IX86_BUILTIN_VPCOMNEB): Ditto.
2003 (IX86_BUILTIN_VPCOMLTB): Ditto.
2004 (IX86_BUILTIN_VPCOMLEB): Ditto.
2005 (IX86_BUILTIN_VPCOMGTB): Ditto.
2006 (IX86_BUILTIN_VPCOMGEB): Ditto.
2007 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
2008 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
2010 (IX86_BUILTIN_VPCOMEQW): Ditto.
2011 (IX86_BUILTIN_VPCOMNEW): Ditto.
2012 (IX86_BUILTIN_VPCOMLTW): Ditto.
2013 (IX86_BUILTIN_VPCOMLEW): Ditto.
2014 (IX86_BUILTIN_VPCOMGTW): Ditto.
2015 (IX86_BUILTIN_VPCOMGEW): Ditto.
2016 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
2017 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
2019 (IX86_BUILTIN_VPCOMEQD): Ditto.
2020 (IX86_BUILTIN_VPCOMNED): Ditto.
2021 (IX86_BUILTIN_VPCOMLTD): Ditto.
2022 (IX86_BUILTIN_VPCOMLED): Ditto.
2023 (IX86_BUILTIN_VPCOMGTD): Ditto.
2024 (IX86_BUILTIN_VPCOMGED): Ditto.
2025 (IX86_BUILTIN_VPCOMFALSED): Ditto.
2026 (IX86_BUILTIN_VPCOMTRUED): Ditto.
2028 (IX86_BUILTIN_VPCOMEQQ): Ditto.
2029 (IX86_BUILTIN_VPCOMNEQ): Ditto.
2030 (IX86_BUILTIN_VPCOMLTQ): Ditto.
2031 (IX86_BUILTIN_VPCOMLEQ): Ditto.
2032 (IX86_BUILTIN_VPCOMGTQ): Ditto.
2033 (IX86_BUILTIN_VPCOMGEQ): Ditto.
2034 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
2035 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
2037 (enum multi_arg_type): New enum for describing the various XOP
2038 intrinsic argument types.
2039 (bdesc_multi_arg): New table for XOP intrinsics.
2040 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
2041 (ix86_expand_multi_arg_builtin): New function for creating XOP
2044 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
2045 (xop_pmacsww): Ditto.
2046 (xop_pmacssww): Ditto.
2047 (xop_pmacsdd): Ditto.
2048 (xop_pmacssdd): Ditto.
2049 (xop_pmacssdql): Ditto.
2050 (xop_pmacssdqh): Ditto.
2051 (xop_pmacsdql): Ditto.
2052 (xop_pmacsdql_mem): Ditto.
2053 (xop_mulv2div2di3_low): Ditto.
2054 (xop_pmacsdqh): Ditto.
2055 (xop_pmacsdqh_mem): Ditto.
2056 (xop_mulv2div2di3_high): Ditto.
2057 (xop_pmacsswd): Ditto.
2058 (xop_pmacswd): Ditto.
2059 (xop_pmadcsswd): Ditto.
2060 (xop_pmadcswd): Ditto.
2061 (xop_pcmov_<mode>): Ditto.
2062 (xop_pcmov_<mode>256): Ditto.
2063 (xop_phaddbw): Ditto.
2064 (xop_phaddbd): Ditto.
2065 (xop_phaddbq): Ditto.
2066 (xop_phaddwd): Ditto.
2067 (xop_phaddwq): Ditto.
2068 (xop_phadddq): Ditto.
2069 (xop_phaddubw): Ditto.
2070 (xop_phaddubd): Ditto.
2071 (xop_phaddubq): Ditto.
2072 (xop_phadduwd): Ditto.
2073 (xop_phadduwq): Ditto.
2074 (xop_phaddudq): Ditto.
2075 (xop_phsubbw): Ditto.
2076 (xop_phsubwd): Ditto.
2077 (xop_phsubdq): Ditto.
2079 (rotl<mode>3): Ditto.
2080 (rotr<mode>3): Ditto.
2081 (xop_rotl<mode>3): Ditto.
2082 (xop_rotr<mode>3): Ditto.
2083 (vrotr<mode>3): Ditto.
2084 (vrotl<mode>3): Ditto.
2085 (xop_vrotl<mode>3): Ditto.
2086 (vlshr<mode>3): Ditto.
2087 (vashr<mode>3): Ditto.
2089 (xop_ashl<mode>3): Ditto.
2090 (xop_lshl<mode>3): Ditto.
2091 (ashlv16qi3): Ditto.
2092 (lshlv16qi3): Ditto.
2093 (ashrv16qi3): Ditto.
2095 (xop_frcz<mode>2): Ditto.
2096 (xop_vmfrcz<mode>2): Ditto.
2097 (xop_frcz<mode>2256): Ditto.
2098 (xop_maskcmp<mode>3): Ditto.
2099 (xop_maskcmp_uns<mode>3): Ditto.
2100 (xop_maskcmp_uns2<mode>3): Ditto.
2101 (xop_pcom_tf<mode>3): Ditto.
2103 * doc/invoke.texi (-mxop): Add documentation.
2104 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
2106 2009-11-03 Mark Mitchell <mark@codesourcery.com>
2109 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
2110 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
2111 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
2113 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
2116 * arm.md (peephole2 patterns for move and compare): New.
2118 2009-11-04 Nick Clifton <nickc@redhat.com>
2120 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
2121 Make sure that it does not allow CONST_DOUBLEs.
2122 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
2123 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
2124 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
2125 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
2126 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
2127 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
2128 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
2129 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
2130 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
2131 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
2132 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
2133 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
2134 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
2135 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
2136 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
2138 2009-11-04 Richard Guenther <rguenther@suse.de>
2140 PR tree-optimization/41919
2141 * tree-vrp.c (test_for_singularity): Properly compare values.
2143 2009-11-04 Revital Eres <eres@il.ibm.com>
2145 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2146 Consider peeling for alignment only for stores and remove
2147 redundant assignment.
2149 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
2152 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
2153 (m68k_ok_for_sibcall_p): Handle different result return locations.
2155 2009-11-04 Richard Guenther <rguenther@suse.de>
2157 * c-opts.c (c_common_post_options): Move LTO option processing
2159 * opts.c (decode_options): ... here.
2161 2009-11-04 Jakub Jelinek <jakub@redhat.com>
2163 * c-common.c (fold_offsetof_1): Use %wd instead of
2164 HOST_WIDE_INT_PRINT_DEC.
2166 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
2168 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
2171 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
2173 * config.gcc (vax-*-linux*): Keep the original contents of
2174 tmake_file while adding vax/t-linux.
2176 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
2180 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
2181 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
2182 (STACK_CHECK_MOVING_SP): Likewise.
2183 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
2184 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
2185 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
2186 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
2187 Document PROBE_STACK.
2188 * explow.c (anti_adjust_stack_and_probe): New function.
2189 (allocate_dynamic_stack_space): Do not directly allocate space if
2190 STACK_CHECK_MOVING_SP, instead invoke above function.
2191 (emit_stack_probe): Handle probe_stack insn.
2192 (PROBE_INTERVAL): New macro.
2193 (STACK_GROW_OPTAB): Likewise.
2194 (STACK_GROW_OFF): Likewise.
2195 (probe_stack_range): Use Pmode and memory_address consistently. Fix
2196 loop condition in the small constant case. Rewrite in the general
2197 case to be immune to wraparounds. Make sure the address of probes
2198 is valid. Try to use [base + disp] addressing mode if possible.
2199 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
2200 checking is enabled and STACK_CHECK_MOVING_SP.
2201 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
2202 return 1 for volatile references to the stack pointer.
2203 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
2204 __builtin_alloca if stack checking is enabled.
2205 * unwind-dw2.c (uw_identify_context): Take into account whether the
2206 context is that of a signal frame or not.
2207 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
2208 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
2210 2009-11-03 Jakub Jelinek <jakub@redhat.com>
2212 PR rtl-optimization/41917
2213 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
2214 operand isn't known to be 0, return 1.
2216 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2218 * config/mips/mips.md: Fix typos.
2220 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2222 * doc/invoke.texi: Fix typo.
2224 2009-11-03 Paul Brook <paul@codesourcery.com>
2226 * config/arm/neon.ml (vectype): Add T_floatSF.
2227 (string_of_vectype): Ditto.
2228 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
2229 (deftypes): Use float for float32_t.
2230 * config/arm/arm_neon.h: Regenerate.
2232 2009-11-03 Nick Clifton <nickc@redhat.com>
2233 Kevin Buettner <kevinb@redhat.com>
2235 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
2236 order of expected registers.
2237 (rx_load_multiple_vector): Likewise.
2238 (rx_rtsd_vector): Likewise.
2239 * config/rx/rx.c (rx_cpu_type): New variable.
2240 (rx_print_operand): Fix bug printing 64-bit constant values.
2241 (rx_emit_stack_pushm): Reverse order of pushed registers.
2242 (gen_rx_store_vector): Likewise.
2243 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
2245 (is_exception_func): Rename to is_interrupt_func and only accept
2246 "interrupt" as the attribute name.
2247 (rx_get_stack_layout): Use new function name.
2248 (rx_func_attr_inlinable): Likewise.
2249 (rx_attribute_table): Remove "exception".
2250 (rx_expand_prologue): If necessary push the accumulator register
2251 in the prologue of interrupt functions.
2252 (rx_expand_epilogue): If necessary pop the accumulator.
2253 (rx_builtins): Add RX_BUILTIN_MVTIPL.
2254 (rx_expand_builtin_stz): Remove.
2255 (rx_expand_builtin_mvtipl): New function.
2256 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
2257 (rx_expand_builtin): Likewise.
2258 (rx_enable_fpu): New variable.
2259 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
2260 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
2261 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
2262 (enum rx_cpu_types): Define.
2263 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
2264 (INCOMING_FRAME_SP_OFFSET): Define.
2265 (ARG_POINTER_CFA_OFFSET): Define.
2266 (FRAME_POINTER_CFA_OFFSET): Define.
2267 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
2268 (ALLOW_RX_FPU_INSNS): Define.
2269 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
2270 fast_math_flags_set_p.
2271 (UNSPEC_BUILTIN_MVTIPL): Define.
2272 (revl): Rename to bswapsi2.
2273 (bswaphi2): New pattern.
2274 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
2275 (mvtaclo): Likewise.
2277 (mvtc): Remove clobber of cc0.
2280 * config/rx/rx.opt (mieee): Remove.
2285 (msave-acc-in-interrupts): Add.
2286 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
2287 (MULTILIB_DIRS): Likewise.
2288 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
2289 * doc/extend.texi: Remove description of "exception" function
2291 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
2292 -msave-acc-in-interrupts options.
2294 2009-11-03 Richard Guenther <rguenther@suse.de>
2296 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
2298 2009-11-03 Dodji Seketeli <dodji@redhat.com>
2301 * c-common.c (fold_offsetof_1): Issue errors when the member
2302 designator of the offsetof expression is not legitimate.
2304 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2306 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
2307 names instead of numerical constants.
2308 (sse_prologue_save): Ditto.
2309 (*sse_prologue_save_insn): Ditto.
2311 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2314 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
2315 (TARGET_CALL_ESP): New define.
2316 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2318 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
2319 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
2320 *call_1, *call_value_pop_1 and *call_value_1. Depend on
2322 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
2323 New patterns, use "lsm" as operand 1 constraint.
2324 * config/i386/predicates.md (call_insn_operand): Depend on
2325 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
2327 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2329 PR tree-optimization/41857
2330 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
2331 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
2333 * tree-ssa-address.c (move_hint_to_base): New function.
2334 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
2335 address space associated with TYPE.
2336 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
2337 most_expensive_mult_to_index. Call move_hint_to_base.
2338 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
2339 TYPE to addr_to_parts.
2341 2009-11-02 Martin Jambor <mjambor@suse.cz>
2343 PR tree-optimization/41750
2344 * tree-sra.c (analyze_modified_params): Loop over all
2345 representatives of components of a parameter.
2347 2009-11-02 Jakub Jelinek <jakub@redhat.com>
2349 PR tree-optimization/41841
2350 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
2351 local variables of not yet materialized clones.
2354 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
2355 for a VOIDmode variable.
2358 * c-pragma.c (visstack): Change into vector of ints rather than
2359 enum symbol_visibility.
2360 (push_visibility): Add kind argument, push default_visibility together
2362 (pop_visibility): Add kind argument, return true if successful, fail
2363 if visibility stack is empty or if stack top is of different kind.
2364 (handle_pragma_visibility): Don't check length of visstack, instead
2365 call pop_visibility and issue diagnostics if it failed. Pass 0
2366 as last argument to push_visibility and pop_visibility.
2367 * c-pragma.h (push_visibility): Add kind argument.
2368 (pop_visibility): Likewise. Return bool instead of void.
2370 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
2372 * tree.def (TARGET_MEM_REF): Update comment.
2373 * alias.c (get_alias_set): Retrieve the original memory reference for
2374 a TARGET_MEM_REF before proceeding.
2376 2009-10-31 Anatoly Sokolov <aesok@post.ru>
2378 * config/frv/frv.c (frv_function_value, frv_libcall_value,
2379 frv_function_value_regno_p): New functions.
2380 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2381 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2382 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
2383 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
2385 2009-10-31 Anatoly Sokolov <aesok@post.ru>
2387 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
2388 new 'outgoing' argument.
2389 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
2390 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2391 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
2392 LIBCALL_VALUE): Remove.
2393 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
2394 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
2395 (mh10300_function_value_regno_p): Declare.
2397 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2399 * config/arm/cortex-a9.md: New - integer pipeline description.
2401 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
2403 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
2404 aborting if the sizes of the two references don't match.
2406 2009-10-31 Toon Moene <toon@moene.org>
2408 * ipa-inline.c (cgraph_decide_inlining):
2409 Include reason for not inlining called-once functions in dump file.
2411 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
2413 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
2414 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
2415 (LINK_SPEC): BE_LINK_SPEC added.
2417 2009-10-30 Richard Guenther <rguenther@suse.de>
2420 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
2422 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
2424 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
2425 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
2428 2009-10-30 Martin Jambor <mjambor@suse.cz>
2430 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
2432 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
2435 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
2436 first. Move assert on stack_alignment_estimated just before
2437 setting stack_realign_needed.
2438 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
2439 Don't call update_stack_boundary.
2441 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
2442 (verride_options): Don't check ix86_force_align_arg_pointer here.
2443 (ix86_function_ok_for_sibcall): Use it.
2444 (ix86_update_stack_boundary): Likewise.
2446 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
2448 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
2450 * arm.md (QHSI): New mode iterator.
2451 (movqi): If generating for thumb, then truncate any immediate to
2453 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
2455 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
2458 2009-10-29 Cary Coutant <ccoutant@google.com>
2461 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
2462 locations in the source).
2463 (store_vcall_insn): New function.
2464 (lookup_vcall_insn): New function.
2465 (dwarf2out_virtual_call_token): Use store_vcall_insn.
2466 (dwarf2out_copy_call_info): New function.
2467 (dwarf2out_virtual_call): Use lookup_vcall_insn.
2468 * emit-rtl.c (try_split): Call copy_call_info debug hook.
2469 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
2470 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
2471 (debug_nothing_rtx_rtx): New dummy hook.
2472 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
2473 (xcoff_debug_hooks): Likewise.
2474 * sdbout.c (sdb_debug_hooks): Likewise.
2475 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2477 2009-10-29 David Daney <ddaney@caviumnetworks.com>
2479 * doc/invoke.texi (mmcount-ra-address): Document new command line
2481 * config/mips/mips.opt (mmcount-ra-address): New option.
2482 * config/mips/mips-protos.h (mips_function_profiler): Declare new
2484 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
2486 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
2487 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
2489 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
2490 mips_function_profiler.
2492 2009-10-29 Steve Ellcey <sje@cup.hp.com>
2496 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
2497 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
2498 * optc-gen.awk (cl_target_option_restore): Include call to
2499 targetm.override_options_after_change.
2500 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
2501 * target.h (override_options_after_change): New.
2502 * c-common.c (parse_optimize_options): Call
2503 targetm.override_options_after_change.
2504 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
2505 (ia64_override_options_after_change): New.
2506 (ia64_override_options) Add call to above.
2508 2009-10-29 Michael Matz <matz@suse.de>
2510 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
2511 (gate_convert_to_rsqrt): Ditto.
2512 (pass_convert_to_rsqrt): Ditto.
2513 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
2514 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
2517 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
2519 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2521 * config/arm/arm.c (find_best_start): Fix type of remainder to be
2524 2009-10-29 Martin Jambor <mjambor@suse.cz>
2526 PR tree-optimization/41775
2527 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
2528 (generate_subtree_copies): Do not unshare agg.
2529 (load_assign_lhs_subreplacements): Do not unshare rhs.
2530 (sra_modify_assign): Do not unshare exprs.
2531 (propagate_subacesses_accross_link): Renamed to
2532 propagate_subaccesses_across_link.
2534 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
2536 * arm.c (count_insns_for_constant): Rework to support counting for
2537 thumb2 immediates as well.
2538 (find_best_start): Split out from arm_gen_constant.
2539 (arm_gen_constant): Rework to support XOR with immediate.
2541 2009-10-29 Chao-ying Fu <fu@mips.com>
2543 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
2545 (mips_expand_synci_loop): Use the length rtx to control the
2546 synci loop from the begin rtx that points to the first byte of
2549 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
2551 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
2553 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
2555 * dbxout.c (dbxout_common_check): Accept non public trees.
2556 * dwarf2out.c (fortran_common): Accept non public trees.
2558 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
2560 * common.opt (fuse-linker-plugin): New option.
2561 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
2563 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
2565 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2567 PR rtl-optimization/39715
2568 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
2569 (gen_cstoresi_ltu_thumb1): New splitter.
2571 2009-10-28 Richard Guenther <rguenther@suse.de>
2575 * tree-ssa.c (useless_type_conversion_p): Do not treat
2576 conversions to pointers to incomplete types as useless.
2577 * gimple.c (gimple_types_compatible_p): Compare struct tags,
2580 2009-10-28 Jakub Jelinek <jakub@redhat.com>
2582 * var-tracking.c (emit_note_insn_var_location): Don't call the second
2583 vt_expand_loc unnecessarily when location is not a register nor
2587 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
2588 fields don't have DECL_NAME.
2591 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
2592 call convert_memory_address on addr.
2595 * config/i386/i386.c (ix86_pic_register_p): Don't call
2596 rtx_equal_for_cselib_p for VALUEs discarded as useless.
2598 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
2600 * var-tracking.c (emit_note_insn_var_location): Get the mode of
2601 a variable part from its REG, MEM or VALUE.
2603 2009-10-28 Richard Guenther <rguenther@suse.de>
2605 * gimple.c (gimple_get_alias_set): Fix comment typo.
2607 2009-10-28 Richard Guenther <rguenther@suse.de>
2609 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
2610 (free_lang_data): Unconditionally compute alias sets for all
2611 standard integer types. Bail out if gate bailed out previously.
2612 Do not reset the types_compatible_p langhook.
2613 (gate_free_lang_data): Remove.
2614 (struct pass_ipa_free_lang_data): Enable unconditionally.
2615 * gimple.c (gimple_get_alias_set): Use the same alias-set for
2618 2009-10-28 Richard Guenther <rguenther@suse.de>
2621 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
2622 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
2623 (call_may_clobber_ref_p_1): Likewise.
2624 * tree-ssa-structalias.c (find_func_aliases): Likewise.
2625 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
2627 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2629 PR rtl-optimization/41812
2632 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2634 * df-problems.c (df_md_scratch): New.
2635 (df_md_alloc, df_md_free): Allocate/free it.
2636 (df_md_local_compute): Only include live registers in init.
2637 (df_md_transfer_function): Prune the in-set computed by
2638 the confluence function, and the gen-set too.
2640 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2642 PR rtl-optimization/39715
2643 * combine.c (simplify_comparison): Use extensions to
2644 widen comparisons. Try an ANDing first.
2646 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2648 PR rtl-optimization/40741
2649 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
2650 a small constant is cheap.
2651 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
2652 force_reg on the LHS.
2653 (xorsi3): Likewise, and split the XOR if the constant is complex
2654 and not in Thumb mode.
2656 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2658 * expmed.c (emit_store_flag): Check costs before
2659 transforming to the opposite representation.
2661 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2663 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
2664 cstore result to DImode.
2666 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
2668 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
2669 inside the unspec vector.
2671 2009-10-27 Richard Henderson <rth@redhat.com>
2673 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
2675 2009-10-27 Richard Henderson <rth@redhat.com>
2678 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
2679 eh_region_may_contain_throw; update users.
2680 (eh_region_may_contain_throw): New function.
2681 (lower_catch): Check flag_exceptions before creating exception region.
2682 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
2683 (lower_cleanup): Tidy existing flag_exceptions check to match.
2685 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
2688 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
2689 * config/i386/mingw.opt: Add fset-stack-executable.
2690 * config/i386/i386.c (ix86_trampoline_init): Make call to
2691 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
2692 defined and its value is not zero.
2695 2009-10-27 Richard Guenther <rguenther@suse.de>
2697 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
2698 handle calls to externally visible functions like in regular mode.
2699 (create_variable_info_for): Do not create function infos here.
2700 (have_alias_info): Remove write-only variable.
2701 (solve_constraints): New function split out from common code
2702 in compute_points_to_sets and ipa_pta_execute.
2703 (compute_points_to_sets): Adjust.
2704 (ipa_pta_execute): Likewise. Handle clones and externally visible
2705 functions like in non-IPA mode.
2707 2009-10-27 Jakub Jelinek <jakub@redhat.com>
2710 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
2713 2009-10-27 Richard Guenther <rguenther@suse.de>
2715 * tree-complex.c (expand_complex_div_wide): Check for
2716 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
2718 2009-10-27 Revital Eres <eres@il.ibm.com>
2720 PR tree-optimization/40648
2721 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2722 Change decision of when to peel for alignment.
2724 2009-10-27 Richard Guenther <rguenther@suse.de>
2727 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
2729 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
2732 * fold-const.c (fold_binary_loc): Do not call
2733 protected_set_expr_location.
2735 2009-10-27 Wei Guozhi <carrot@google.com>
2738 * target.h (have_conditional_execution): Add a new target hook
2740 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
2741 * targhooks.h (default_have_conditional_execution): Likewise.
2742 * targhooks.c (default_have_conditional_execution): Likewise.
2743 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
2744 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
2745 (arm_have_conditional_execution): New function.
2746 * ifcvt.c (noce_process_if_block, find_if_header,
2747 cond_exec_find_if_block, dead_or_predicable): Change the usage of
2748 macro HAVE_conditional_execution to a target hook call.
2749 * recog.c (peephole2_optimize): Likewise.
2750 * sched-rgn.c (add_branch_dependences): Likewise.
2751 * final.c (asm_insn_count, final_scan_insn): Likewise.
2752 * bb-reorder.c (HAVE_conditional_execution): Remove it.
2754 2009-10-26 Ben Elliston <bje@au.ibm.com>
2755 Michael Meissner <meissner@linux.vnet.ibm.com>
2756 Ulrich Weigand <uweigand@de.ibm.com>
2758 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
2759 * config/spu/spu_cache.h: New file.
2761 * config/spu/cachemgr.c: New file.
2762 * config/spu/cache.S: New file.
2764 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
2765 (ADDR_SPACE_EA): Define.
2766 (TARGET_ADDR_SPACE_KEYWORDS): Define.
2767 * config/spu/spu.c (EAmode): New macro.
2768 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
2769 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2770 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
2771 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
2772 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2773 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2774 (TARGET_ASM_SELECT_SECTION): Likewise.
2775 (TARGET_ASM_UNIQUE_SECTION): Likewise.
2776 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
2777 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
2778 (ea_symbol_ref): New function.
2779 (spu_legitimate_constant_p): Handle __ea qualified addresses.
2780 (spu_addr_space_legitimate_address_p): New function.
2781 (spu_addr_space_legitimize_address): Likewise.
2782 (cache_fetch): New global.
2783 (cache_fetch_dirty): Likewise.
2784 (ea_alias_set): Likewise.
2785 (ea_load_store): New function.
2786 (ea_load_store_inline): Likewise.
2787 (expand_ea_mem): Likewise.
2788 (spu_expand_mov): Handle __ea qualified memory references.
2789 (spu_addr_space_pointer_mode): New function.
2790 (spu_addr_space_address_mode): Likewise.
2791 (spu_addr_space_subset_p): Likewise.
2792 (spu_addr_space_convert): Likewise.
2793 (spu_section_type_flags): Handle "._ea" section.
2794 (spu_select_section): New function.
2795 (spu_unique_section): Likewise.
2796 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
2797 and __EA64__ predefined macros.
2798 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
2799 -matomic-updates switches.
2801 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
2802 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
2803 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
2804 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
2805 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
2806 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
2807 $(T)cache128k.o): Likewise.
2808 ($(T)libgcc_%.a): Likewise.
2810 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
2811 * config/spu/spu.opt (-mea32/-mea64): Add switches.
2812 (-maddress-space-conversion): Likewise.
2813 (-mcache-size=): Likewise.
2814 (-matomic-updates): Likewise.
2815 * doc/invoke.texi (-mea32/-mea64): Document.
2816 (-maddress-space-conversion): Likewise.
2817 (-mcache-size=): Likewise.
2818 (-matomic-updates): Likewise.
2820 2009-10-26 Ben Elliston <bje@au.ibm.com>
2821 Michael Meissner <meissner@linux.vnet.ibm.com>
2822 Ulrich Weigand <uweigand@de.ibm.com>
2824 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
2826 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
2827 defined, add the named address space keywords.
2828 (c_addr_space_name): New function.
2829 (complete_array_type): Preserve named address space.
2830 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
2831 instead of targetm.valid_pointer_mode.
2833 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
2834 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
2835 (ADDR_SPACE_KEYWORD): New macro.
2836 (c_addr_space_name): Add prototype.
2838 * c-tree.h (struct c_declspecs): Add address_space member.
2839 (declspecs_add_addrspace): Add prototype.
2841 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
2843 * c-parser.c (c_parse_init): Add assertion.
2844 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
2845 (c_lex_one_token): Handle address space keywords.
2846 (c_token_starts_typename): Likewise.
2847 (c_token_starts_declspecs): Likewise.
2848 (c_parser_declspecs): Likewise.
2849 (c_parser_postfix_expression_after_paren_type): Diagnose compound
2850 literal within function qualified with named address space.
2852 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
2853 address space qualifiers.
2854 (shadow_tag_warned): Warn about useless address space qualifiers.
2855 (quals_from_declspecs): Handle address space qualifiers.
2856 (grokdeclarator): Likewise.
2857 (build_null_declspecs): Likewise.
2858 (declspecs_add_addrspace): New function.
2860 * c-typeck.c (addr_space_superset): New function.
2861 (qualify_type): Handle named address spaces.
2862 (composite_type): Likewise.
2863 (common_pointer_type): Likewise.
2864 (comp_target_types): Likewise.
2865 (build_conditional_expr): Likewise.
2866 (handle_warn_cast_qual): Likewise.
2867 (build_c_cast): Likewise.
2868 (convert_for_assignment): Likewise.
2869 (build_binary_op): Likewise.
2870 (pointer_diff): Handle named address spaces. Use intermediate
2871 integer type of sufficient size if required.
2873 2009-10-26 Ben Elliston <bje@au.ibm.com>
2874 Michael Meissner <meissner@linux.vnet.ibm.com>
2875 Ulrich Weigand <uweigand@de.ibm.com>
2877 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
2878 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2879 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
2881 * target.h (struct target_def): Add pointer_mode, address_mode,
2882 and valid_pointer_mode to addr_space substructure.
2883 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
2884 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2885 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
2886 (TARGET_ADDR_SPACE_HOOKS): Add them.
2887 * targhooks.c (target_default_pointer_address_modes_p): New function.
2888 * target.h (target_default_pointer_address_modes_p): Add prototype.
2889 * targhooks.c (default_addr_space_pointer_mode): New function.
2890 (default_addr_space_address_mode): Likewise.
2891 (default_addr_space_valid_pointer_mode): Likewise.
2892 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
2893 (default_addr_space_address_mode): Likewise.
2894 (default_addr_space_valid_pointer_mode): Likewise.
2895 * output.h (default_valid_pointer_mode): Move to ...
2896 * targhooks.h (default_valid_pointer_mode): ... here.
2897 * varasm.c (default_valid_pointer_mode): Move to ...
2898 * targhooks.c (default_valid_pointer_mode): ... here.
2900 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
2901 instead of targetm.valid_pointer_mode.
2903 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
2904 * tree.c (integer_pow2p): Likewise.
2905 (tree_log2): Likewise.
2906 (tree_floor_log2): Likewise.
2907 (signed_or_unsigned_type_for): Support pointer type of different size.
2908 (int_or_pointer_precision): New function.
2909 * tree.h (int_or_pointer_precision): Add prototype.
2910 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
2911 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
2912 incoming pointer type instead of POINTER_SIZE.
2914 * tree.c (build_pointer_type): Use appropriate pointer mode
2915 instead of ptr_mode.
2916 (build_reference_type): Likewise.
2917 * expr.c (store_expr): Likewise.
2918 (expand_expr_addr_expr): Likewise.
2919 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
2920 * cfgexpand.c (expand_debug_expr): Likewise.
2922 * auto-inc-dec.c: Include "target.h".
2923 (try_merge): Use appropriate address mode instead of Pmode.
2924 (find_inc): Likewise.
2925 * combine.c (find_split_point): Likewise.
2926 * cselib.c (cselib_record_sets): Likewise.
2927 * dse.c (replace_inc_dec): Likewise.
2928 (canon_address): Likewise.
2929 * var-tracking.c (replace_expr_with_values): Likewise.
2930 (count_uses): Likewise.
2931 (add_uses): Likewise.
2932 (add_stores): Likewise.
2933 * emit-rtl.c: Include "target.h".
2934 (adjust_address_1): Use appropriate address mode instead of Pmode.
2935 (offset_address): Likewise.
2936 * explow.c (break_out_memory_refs): Likewise.
2937 (memory_address_addr_space): Likewise.
2938 (promote_mode): Likewise.
2939 * expr.c (move_by_pieces): Likewise.
2940 (emit_block_move_via_loop): Likewise.
2941 (store_by_pieces): Likewise.
2942 (store_by_pieces_1): Likewise.
2943 (expand_assignment): Likewise.
2944 (store_constructor): Likewise.
2945 (expand_expr_addr_expr): Likewise.
2946 (expand_expr_real_1): Likewise.
2947 * cfgexpand.c (expand_debug_expr): Likewise.
2948 * ifcvt.c (noce_try_cmove_arith): Likewise.
2949 * regcprop.c (kill_autoinc_value): Likewise.
2950 * regmove.c (try_auto_increment): Likewise.
2951 * reload.c (find_reloads): Likewise.
2952 (find_reloads_address): Likewise.
2953 (find_reloads_address_1): Likewise.
2954 * sched-deps.c: Include "target.h".
2955 (sched_analyze_1): Use appropriate address mode instead of Pmode.
2956 (sched_analyze_2): Likewise.
2957 * sel-sched-dump.c: Include "target.h".
2958 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
2959 * stor-layout.c (layout_type): Likewise.
2960 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2961 (multiplier_allowed_in_address_p): Likewise.
2962 (get_address_cost): Likewise.
2963 * varasm.c (make_decl_rtl): Likewise.
2965 * expr.c (expand_assignment): Always convert offsets to appropriate
2967 (store_expr): Likewise.
2968 (store_constructor): Likewise.
2969 (expand_expr_real_1): Likewise.
2971 * reload.h (form_sum): Add MODE argument.
2972 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
2973 Update recursive calls.
2974 (subst_indexed_address): Update calls to form_sum.
2976 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
2977 * tree-ssa-address.c: Include "target.h".
2978 (templates): Replace by ...
2979 (mem_addr_template_list): ... this new vector.
2980 (TEMPL_IDX): Handle address space numbers.
2981 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
2982 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
2983 instead of global cache. Update call to gen_addr_rtx.
2984 (valid_mem_ref_p): Update call to addr_for_mem_ref.
2985 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
2987 * rtl.h (convert_memory_address_addr_space): Add prototype.
2988 (convert_memory_address): Define as macro.
2989 * explow.c (convert_memory_address): Rename to ...
2990 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
2991 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
2992 Update recursive calls.
2993 (memory_address_addr_space): Call convert_memory_address_addr_space.
2994 * expmed.c (make_tree): Likewise.
2995 * expr.c (expand_assignment): Likewise.
2996 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
2997 (expand_expr_addr_expr): Likewise. Also, update call.
2999 * alias.c (find_base_value): Guard pointer size optimizations.
3000 (find_base_term): Likewise.
3001 * rtlanal.c (nonzero_bits1): Likewise.
3002 (num_sign_bit_copies1): Likewise.
3003 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
3005 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
3006 (emit-rtl.o): Likewise.
3007 (auto-inc-dec.o): Likewise.
3008 (sched-deps.o): Likewise.
3010 2009-10-26 Ben Elliston <bje@au.ibm.com>
3011 Michael Meissner <meissner@linux.vnet.ibm.com>
3012 Ulrich Weigand <uweigand@de.ibm.com>
3014 * doc/extend.texi (Named Address Spaces): New section.
3015 * coretypes.h (addr_space_t): New type.
3016 (ADDR_SPACE_GENERIC): New define.
3017 (ADDR_SPACE_GENERIC_P): New macro.
3019 * doc/tm.texi (Named Address Spaces): New section.
3020 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
3021 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
3022 (TARGET_ADDR_SPACE_SUBSET_P): Document.
3023 (TARGET_ADDR_SPACE_CONVERT): Document.
3024 * target.h (struct gcc_target): Add addr_space substructure.
3025 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
3026 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
3027 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3028 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3029 (TARGET_ADDR_SPACE_HOOKS): Likewise.
3030 (TARGET_INITIALIZER): Initialize addr_space hooks.
3031 * targhooks.c (default_addr_space_legitimate_address_p): New function.
3032 (default_addr_space_legitimize_address): Likewise.
3033 (default_addr_space_subset_p): Likewise.
3034 (default_addr_space_convert): Likewise.
3035 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
3036 (default_addr_space_legitimize_address): Likewise.
3037 (default_addr_space_subset_p): Likewise.
3038 (default_addr_space_convert): Likewise.
3040 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
3041 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
3042 (MEM_ADDR_SPACE): New macro.
3043 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
3044 address space memory attribute.
3045 (mem_attrs_htab_hash): Handle address space memory attribute.
3046 (mem_attrs_htab_eq): Likewise.
3047 (set_mem_attributes_minus_bitpos): Likewise.
3048 (set_mem_alias_set): Likewise.
3049 (set_mem_align): Likewise.
3050 (set_mem_expr): Likewise.
3051 (set_mem_offset): Likewise.
3052 (set_mem_size): Likewise.
3053 (adjust_address_1): Likewise.
3054 (offset_address): Likewise.
3055 (widen_memoy_address): Likewise.
3056 (get_spill_slot_decl): Likewise.
3057 (set_mem_attrs_for_spill): Likewise.
3058 (set_mem_addr_space): New function.
3059 * emit-rtl.h (set_mem_addr_space): Add prototype.
3060 * print-rtl.c (print_rtx): Print address space memory attribute.
3061 * expr.c (expand_assignment): Set address space memory attribute
3062 of generated MEM RTXes as appropriate.
3063 (expand_expr_real_1): Likewise.
3064 * cfgexpand.c (expand_debug_expr): Likewise.
3065 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3067 * tree.h (struct tree_base): Add address_space bitfield. Reduce
3068 size of "spare" bitfield.
3069 (TYPE_ADDR_SPACE): New macro.
3070 (ENCODE_QUAL_ADDR_SPACE): Likewise.
3071 (DECODE_QUAL_ADDR_SPACE): Likewise.
3072 (CLEAR_QUAL_ADDR_SPACE): Likewise.
3073 (KEEP_QUAL_ADDR_SPACE): Likewise.
3074 (TYPE_QUALS): Encode type address space.
3075 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
3076 * tree.c (set_type_quals): Set type address space.
3077 (build_array_type): Inherit array address space from element type.
3078 * print-tree.c (print_node_brief): Print type address space.
3079 (print_node): Likewise.
3080 * tree-pretty-print.c (dump_generic_node): Likewise.
3082 * explow.c (memory_address): Rename to ...
3083 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
3084 Use address-space aware variants of memory address routines.
3085 * recog.c (memory_address_p): Rename to ...
3086 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
3087 Use address-space aware variants of memory address routines.
3088 (offsettable_address_p): Rename to ...
3089 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
3090 Use address-space aware variants of memory address routines.
3091 * reload.c (strict_memory_address_p): Rename to ...
3092 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
3093 Use address-space aware variants of memory address routines.
3094 (maybe_memory_address_p): Rename to ...
3095 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
3096 Use address-space aware variants of memory address routines.
3097 * expr.h (memory_address_addr_space): Add prototype.
3098 (memory_address): Define as macro.
3099 * recog.h (memory_address_addr_space_p): Add prototype.
3100 (memory_address_p): Define as macro.
3101 (offsettable_address_addr_space_p): Add prototype.
3102 (offsettable_address_p): Define as macro.
3103 (strict_memory_address_addr_space_p): Add prototype.
3104 (strict_memory_address_p): Define as macro.
3106 * combine.c (find_split_point): Use address-space aware variants
3107 of memory address routines.
3108 * emit-rtl.c (operand_subword): Likewise.
3109 (change_address_1): Likewise.
3110 (adjust_address_1): Likewise.
3111 (offset_address): Likewise.
3112 * expr.c (emit_move_insn): Likewise.
3113 (expand_assignment): Likewise.
3114 (expand_expr_real_1): Likewise.
3115 * recog.c (verify_changes): Likewise.
3116 (general_operand): Likewise.
3117 (offsettable_memref_p): Likewise.
3118 (offsettable_nonstrict_memref_p): Likewise.
3119 (constrain_operands): Likewise.
3120 * reload.c (get_secondary_mem): Likewise.
3121 (find_reloads_toplev): Likewise.
3122 (find_reloads_address): Likewise.
3123 (find_reloads_subreg_address): Likewise.
3124 * reload1.c (reload): Likewise.
3125 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
3126 * rtl.h (address_cost): Add ADDRSPACE argument.
3127 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
3128 aware variant of memory address routines.
3129 * loop-invariant.c (create_new_invariant): Update address_cost call.
3130 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
3131 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
3132 Use address-space aware variant of memory address routines.
3133 (propagate_rtx_1): Update call to should_replace_address.
3134 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
3136 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
3137 ADDRSPACE argument. Use per-address-space instead of global cache.
3138 Use address-space aware variant of memory address routines.
3139 (get_address_cost): Likewise.
3140 (get_computation_cost_at): Update calls.
3141 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
3142 Use address-space aware variant of memory address routines.
3143 (create_mem_ref_raw): Update call to valid_mem_ref_p.
3144 (most_expensive_mult_to_index): Update call to
3145 multiplier_allowed_in_address_p.
3147 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
3148 attribute to indicate named address spaces.
3150 * varasm.c (get_variable_section): DECLs in named address spaces
3153 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
3154 for addresses in a non-generic address space.
3156 * expr.c (emit_block_move_hints): Do not use libcalls for
3157 memory in non-generic address spaces.
3158 (clear_storage_hints): Likewise.
3159 (expand_assignment): Likewise.
3161 * fold-const.c (operand_equal_p): Expressions refering to different
3162 address spaces are not equivalent.
3164 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
3165 spaces are not equivalent.
3166 (rtx_equal_p): Likewise.
3167 * cse.c (exp_equiv_p): Likewise.
3168 * jump.c (rtx_renumbered_equal_p): Likewise.
3169 * reload.c (operands_match_p): Likewise.
3171 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
3172 address spaces may alias.
3173 (true_dependence): Likewise.
3174 (canon_true_dependence): Likewise.
3175 (write_dependence_p): Likewise.
3177 * dse.c (canon_address): Handle named address spaces.
3178 * ifcvt.c (noce_try_cmove_arith): Likewise.
3180 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
3181 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
3182 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
3183 to handle conversions between different address spaces.
3184 * fold-const.c (fold_convert_loc): Likewise.
3185 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
3186 * tree-pretty-print.c (dump_generic_node): Likewise.
3187 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
3188 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
3189 * tree-inline.c (estimate_operator_cost): Likewise.
3190 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
3191 to different address spaces are not useless.
3193 2009-10-26 Jakub Jelinek <jakub@redhat.com>
3196 * cfgcleanup.c (trivially_empty_bb_p): New function.
3197 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
3200 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
3201 add_name_and_src_coords_attributes, gen_namespace_die,
3202 dwarf2out_set_name): Handle dwarf2_name returning NULL.
3204 2009-10-26 Nick Clifton <nickc@redhat.com>
3206 * config.gcc: Add support for RX target.
3207 * config/rx: New directory.
3208 * config/rx/constraints.md: New file.
3209 * config/rx/predicates.md: New file.
3210 * config/rx/rx.c: New file.
3211 * config/rx/rx.h: New file.
3212 * config/rx/rx.md: New file.
3213 * config/rx/rx.opt: New file.
3214 * config/rx/rx-protos.h: New file.
3215 * config/rx/t-rx: New file.
3216 * doc/extend.texi: Document RX function attributes.
3217 * doc/invoke.texi: Document RX specific command line options.
3218 * doc/contrib.texi: Document RX contribution.
3219 * doc/md.texi: Document RX constraints.
3220 * doc/install.texi: Document RX support.
3222 2009-10-26 Michael Matz <matz@suse.de>
3224 PR tree-optimization/41783
3225 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
3226 case for simple diamonds.
3227 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
3228 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
3229 argument, use alias oracle to skip some vdefs.
3230 (phi_translate_1): Change call to above, don't allocate new
3231 value ids if they can stay the same.
3232 (compute_avail): Allow vuse walking when looking up references.
3234 2009-10-26 Richard Guenther <rguenther@suse.de>
3236 PR tree-optimization/41826
3237 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
3238 access to re-allocated vector fields.
3240 2009-10-26 Richard Guenther <rguenther@suse.de>
3242 * graphite-sese-to-poly.c (check_poly_representation): Fix
3243 compile without checking.
3245 2009-10-26 Janus Weil <janus@gcc.gnu.org>
3248 * gimple.h (tree_annotate_all_with_location): Remove prototype.
3249 * gimplify.c (tree_should_carry_location_p,
3250 tree_annotate_one_with_location,tree_annotate_all_with_location):
3251 Remove obsolete functions.
3253 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
3256 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
3258 2009-10-25 Richard Guenther <rguenther@suse.de>
3260 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
3261 Stream DECL_RESTRICTED_P.
3262 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
3264 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
3266 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
3267 a note when expanding to nothing.
3269 2009-10-25 Richard Guenther <rguenther@suse.de>
3272 * tree.c (find_decls_types_r): Deal with Java overloading
3273 BINFO_VIRTUALS for its own purpose.
3275 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
3277 * config/mips/predicates.md (hilo_operand): New predicate.
3278 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
3279 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
3280 splitter part from here ...:
3281 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
3282 op0 and op4 to match the DINS case.
3283 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
3285 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3288 * avr.md (QIDI): Add new mode iterator.
3289 (sbrx_branch<mode>): Create new zero extract bit, test and jump
3290 patterns for all QI thru DI modes combinations.
3291 (sbrx_and_branch<mode>): Create new and based bit test and jump
3292 patterns for QI thru SI modes.
3293 avr.c (avr_out_sbxx_branch): Use only bit number.
3295 2009-10-24 Jan Hubicka <jh@suse.cz>
3297 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
3299 (analyze_function): When analyzing noreturn nothrow call, do not
3300 compute written stats; free bitmaps of vars early if possible.
3301 (generate_summary): Only update bitmaps if computed.
3302 (propagate): Only dump bitmaps if computed.
3303 (ipa_reference_read_summary): Fix pasto.
3305 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
3307 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
3308 (aliasing_component_refs_p): ...this. Return true if there is no
3309 common base and the base access types have the same alias set.
3310 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
3311 (indirect_refs_may_alias_p): Likewise.
3313 2009-10-23 Joseph Myers <joseph@codesourcery.com>
3316 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
3317 a C_MAYBE_CONST_EXPR.
3319 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3322 * config/rs6000/rs6000.c (struct machine_function): Add
3323 vsx_or_altivec_used_p to record if vector types are used.
3324 (rs6000_expand_to_rtl_hook): Rename from
3325 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
3326 any vector operations, so if there are, we can set VRSAVE to
3327 non-zero when only floating point vector registers are used.
3328 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
3329 (rs6000_check_vector_mode): Inner function to check if vector
3330 types are used in the code.
3331 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
3332 vector instructions are used.
3334 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
3335 Indicate that VSX registers which overlap floating point
3336 registers, can't be used across a call, since the ABI only states
3337 the scalar part of the register will be saved and restored.
3339 2009-10-23 Joseph Myers <joseph@codesourcery.com>
3342 * alias.c (get_alias_set): Call langhook before returning 0 for
3343 types with structural equality.
3344 * c-common.c (c_common_get_alias_set): Use alias set of element
3345 type for arrays with structural comparison.
3347 2009-10-23 Richard Guenther <rguenther@suse.de>
3350 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
3351 gimple_call_nothrow_p.
3353 2009-10-23 Richard Guenther <rguenther@suse.de>
3355 PR tree-optimization/41778
3356 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
3357 redundancy along a path in the CFG we want to optimize for speed
3358 is going to be removed.
3359 (execute_pre): Do partial-PRE only if the function is to be
3360 optimized for speed.
3361 (gate_pre): Do not turn off all of PRE when not optimizing a
3364 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3366 * builtins.c (fold_builtin_cabs): Use validate_arg().
3367 (fold_builtin_cexp): Fix if-logic.
3368 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
3370 2009-10-22 Jeff Law <law@redhat.com>
3372 * ira-lives.c (process_single_reg_class_operands): Update the
3373 hard reg costs for all the hard registers desired by the
3374 single reg class operand.
3376 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
3378 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
3379 for rtxes that aren't handled specially.
3381 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
3383 * rtl.h (shallow_copy_rtvec): Declare.
3384 * rtl.c (shallow_copy_rtvec): New function.
3385 * cselib.c (cselib_subst_to_values): Use it. Only modify an
3386 rtx field if the subrtx has changed.
3388 2009-10-22 Anatoly Sokolov <aesok@post.ru>
3390 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
3391 (m32c_function_value): Make static, add new 'outgoing' argument.
3392 (m32c_libcall_value): Make static, add new 'fun' argument.
3393 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3394 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3395 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
3396 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
3397 (m32c_function_value, m32c_libcall_value): Delete declaration.
3399 2009-10-22 Diego Novillo <dnovillo@google.com>
3401 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
3403 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
3405 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
3408 2009-10-22 Richard Guenther <rguenther@suse.de>
3410 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
3411 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
3412 (lto_symtab_merge): Do not merge cgraph nodes here.
3413 (lto_symtab_resolve_can_prevail_p): Simplify.
3414 (lto_symtab_resolve_symbols): Store cgraph node.
3415 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
3416 functions from the symtab.
3417 (lto_symtab_merge_cgraph_nodes_1): New function.
3418 (lto_symtab_merge_cgraph_nodes): Likewise.
3420 2009-10-22 Richard Guenther <rguenther@suse.de>
3423 * lto-streamer-out.c (lto_output_location): Stream the
3425 * lto-streamer-in.c (lto_input_location): Likewise.
3427 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
3429 * cfgloopmanip.c (duplicate_subloops): Export.
3430 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
3431 (transform_to_exit_first_loop): Duplicate bbs starting from
3432 header up to loop->latch instead of exit->src.
3433 Initialize control variable to the correct number of iterations.
3434 (gather_scalar_reductions): Do not register double reductions.
3435 (parallelize_loops): Dump which loop is tested.
3436 Indicate whether the parallelized loop is inner or not.
3437 Remove the innermost-loop requirement.
3438 * cfgloop.h (duplicate_subloops): Export.
3439 * tree-cfg.c (add_phi_args_after_redirect): New function.
3440 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
3441 Call duplicate_subloops.
3442 Update number of iterations at the exit condition.
3443 Don't redirect nexits always to the loop exit.
3444 Redirect copied edges from latch to the loop exit.
3446 2009-10-22 Jan Hubicka <jh@suse.cz>
3448 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
3450 * ipa-inline.c (cgraph_mark_inline_edge,
3451 cgraph_decide_inlining_of_small_function,
3452 cgraph_decide_inlining, inline_read_summary): Disable indirect
3453 inlining for WPA for time being.
3455 PR tree-optimize/40556
3456 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
3458 2009-10-22 Richard Guenther <rguenther@suse.de>
3460 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
3461 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
3463 2009-10-22 Jan Hubicka <jh@suse.cz>
3466 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
3468 (check_call): Handle only indirect calls.
3469 (propagate_bits): Update comment.
3470 (write_node_summary_p): Turn bogus check to assert.
3471 (ipa_reference_write_summary): Stream calls_read_all properly.
3472 (ipa_reference_read_summary): Stream in calls_read_all properly.
3473 (read_write_all_from_decl): New function.
3474 (propagate): Handle OVERWRITABLE nodes and external calls here.
3475 * ipa-pre-const.c (check_call): In IPA mode handle indirect
3477 (analyze_function): Do not check visibility here.
3478 (add_new_function): We summary OVERWRITABLE too.
3479 (generate_summary): Stream OVERWRITABLE nodes too.
3480 (propagate): Handle external calls and OVERWRITABLE nodes here.
3481 (local_pure_const): Check visibility here.
3483 2009-10-22 Jan Hubicka <jh@suse.cz>
3485 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
3486 (pass_ipa_cp): Register them.
3487 (ipcp_init_stage): Analyze all functions for whopr/lto.
3488 (ipcp_propagate_stage): Skip external calls.
3489 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
3490 * ipa-reference.c (write_node_summary_p): Fix thinko about
3492 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
3493 when in ltrans, skip executing of ipa passes since everything
3494 should've been done.
3495 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
3496 (inline_generate_summary): Likewise.
3497 (inline_read_summary): New function.
3498 (inline_write_summary): New function.
3499 (pass_ipa_inline): Register new hooks.
3500 * ipa-prop.c: Inlcude lto-streamer.h
3501 (ipa_edge_args_vector): Update declaration.
3502 (ipa_count_arguments, ipa_compute_jump_functions,
3503 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
3504 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
3505 ipa_read_node_info): New static functions.
3506 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
3507 (duplicate_array): Use xmalloc.
3508 (duplicate_ggc_array): New.
3509 (ipa_edge_duplication_hook): Use it.
3510 (ipa_update_after_lto_read): New function.
3511 * ipa-prop.h (ipa_prop_write_jump_functions,
3512 ipa_prop_read_jump_functions): Declare.
3513 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
3514 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
3515 (ipa_edge_args_vector): Move into GGC.
3516 (ipa_check_create_edge_args): Update.
3517 (ipa_update_after_lto_read): New.
3518 * passes.c (ipa_write_summaries_1): When in wpa, do not write
3520 (ipa_read_summaries): When in ltrans, so not read summaries.
3521 * lto-streamer.c (lto_get_section_name): Add
3522 LTO_section_jump_functions.
3523 * lto-streamer.h (LTO_section_jump_functions): New section.
3524 (produce_asm): Declare.
3525 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
3526 * lto-streamer-out.c (produce_asm): Export.
3527 * lto-streamer-in.c: Include tree-pass.h
3528 (input_function): Free dominance info when done.
3529 (lto_read_body): Push ipa_inline in ltrans stage.
3530 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
3531 * Makefile.in (GTFILES): Add ipa-prop.h
3533 2009-10-22 Matthias Klose <doko@ubuntu.com>
3535 * doc/install.texi: Document --enable-browser-plugin.
3537 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
3539 * doc/invoke.texi (fira-loop-pressure): Update default value.
3540 * opts.c (decode_options): Remove default value setting for
3541 flag_ira_loop_pressure.
3542 * config/ia64/ia64.c (ia64_override_options): Set
3543 flag_ira_loop_pressure up for -O3.
3544 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3546 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
3548 PR tree-optimization/41497
3549 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
3550 chrec_dont_know if the evolution function returned by follow_ssa_edge
3551 is constant in the analyzed loop and is not compatible with the
3552 initial value before the loop.
3553 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
3555 2009-10-21 Joseph Myers <joseph@codesourcery.com>
3557 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
3559 2009-10-21 Jakub Jelinek <jakub@redhat.com>
3562 * doc/invoke.texi: Document -print-multi-os-directory.
3564 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
3567 * gcc/config/darwin10.h: Use default_emit_unwind_label.
3568 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
3569 when darwin_emit_unwind_label is used.
3571 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
3573 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
3576 2009-10-20 Richard Henderson <rth@redhat.com>
3578 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
3579 before emit_post_landing_pad.
3581 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
3583 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
3584 Use when calling rtx_costs.
3585 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
3586 global optimize_size. Pass speed to mips_binary_cost.
3588 2009-10-20 Jakub Jelinek <jakub@redhat.com>
3590 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
3593 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
3595 * rtl.h (simplify_replace_fn_rtx): Declare.
3596 (wrap_constant, unwrap_constant): Delete.
3597 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
3598 (expand_debug_expr): Don't call wrap_constant.
3599 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
3600 (auto_adjust_pair): Fold into...
3601 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
3602 Just return a new value.
3603 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
3604 otherwise use simplify_replace_rtx.
3605 * cselib.c (wrap_constant): Reinstate old definition.
3606 (cselib_expand_value_rtx_1): Don't wrap constants.
3607 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
3608 simplify_replace_rtx.
3609 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
3610 * reload1.c (reload): Skip all uses for an insn before adjusting it.
3611 Use simplify_replace_rtx.
3612 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
3614 (simplify_replace_rtx): ...here. Turn into a wrapper for
3615 simplify_replace_fn_rtx.
3616 (simplify_unary_operation): Don't unwrap CONSTs.
3617 * var-tracking.c (check_wrap_constant): Delete.
3618 (vt_expand_loc_callback): Don't call it.
3619 (vt_expand_loc): Likewise.
3621 2009-10-20 Pascal Obry <obry@adacore.com>
3622 Eric Botcazou <ebotcazou@adacore.com>
3624 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
3626 2009-10-20 Michael Matz <matz@suse.de>
3628 * loop-invariant.c (create_new_invariant): Use different magic number.
3630 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
3633 * arm.c (arm_override_options): Forcibly disable hot/cold block
3636 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
3639 * haifa-sched.c (try_ready): Skip debug deps updating speculation
3642 2009-10-20 Richard Guenther <rguenther@suse.de>
3644 * ggc-page.c: Include cfgloop.h.
3645 (struct max_alignment): Drop long double, add void *.
3646 (extra_order_size_table): Add low non-power-of-two multiples
3647 of MAX_ALIGNMENT. Drop small type-based entries, add
3648 tree_type, cgraph_node and loop.
3649 * alloc-pool.c (struct allocation_object_def): Drop long double
3652 2009-10-20 Jakub Jelinek <jakub@redhat.com>
3655 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
3656 referenced just in DEBUG_INSNs.
3658 2009-10-20 Richard Guenther <rguenther@suse.de>
3661 * gimple.c (gimple_register_type): Make sure we register
3662 the types main variant first.
3664 2009-10-20 Richard Guenther <rguenther@suse.de>
3666 * gimple.c (gimple_types_compatible_p): Simplify. Move
3667 cheap checks before hashtable queries. Add checks for
3668 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
3670 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
3672 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
3673 without size or with size that can't be represented as a host integer.
3675 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
3677 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
3678 the removal of a debug stmt as a significant change.
3680 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
3682 * config/s390/s390.md: Added agen condition to operand
3683 forwarding bypasses. Added bypass for early address generation
3684 use of int results. Updated comments.
3686 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
3688 * config/i386/i386.c: Remove signal.h #include.
3690 2009-10-20 Jie Zhang <jie.zhang@analog.com>
3692 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
3693 * doc/rtl.texi: Document ss_abs.
3695 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3697 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
3698 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
3699 instead of C_LEX_RAW_STRINGS.
3700 (lex_string): Handle CPP_UTF8STRING.
3701 * c-parser.c (c_parser_postfix_expression): Likewise.
3702 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
3703 (C_LEX_STRING_NO_JOIN): ... this.
3705 2009-10-19 Anatoly Sokolov <aesok@post.ru>
3707 * config/cris/cris.c (cris_function_value, cris_libcall_value,
3708 cris_function_value_regno_p): New functions.
3709 (cris_promote_function_mode): Update comment.
3710 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3711 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3712 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
3713 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
3715 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3717 * unwind-dw2.c (execute_stack_op): Fix operand order for
3718 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
3720 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
3722 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
3723 (lower_stmt) <GIMPLE_BIND>: Add comment.
3724 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
3726 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
3727 Otherwise lower it and set cannot_fallthru to true.
3728 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
3729 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
3730 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
3731 to true for a noreturn call. Do not remove statements.
3732 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
3733 Set cannot_fallthru to false on function exit.
3734 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
3735 <GIMPLE_ASSIGN>: Remove.
3737 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3739 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
3741 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3743 * config/s390/s390.c (s390_z10_optimize_cmp): Use
3744 next/prev_active_insn to skip DEBUG_INSNs as well.
3746 2009-10-19 Joseph Myers <joseph@codesourcery.com>
3748 * config/arm/arm.c (output_move_neon): Use DImode in call to
3751 2009-10-19 Matthias Klose <doko@ubuntu.com>
3754 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
3756 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3758 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
3760 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3763 * optabs.c (expand_binop): Make mode of shift count expression mode
3764 of shift count not target.
3767 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3769 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
3770 case. Force using values to replace references within the statement.
3771 (convert_local_reference_stmt): Likewise.
3773 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3775 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
3776 remove a subsequent GOTO or RETURN statement.
3778 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
3780 * config/avr.md (*movqi): Add zero as equally preferable constraint
3781 as general register.
3784 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3786 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
3788 2009-10-17 Richard Guenther <rguenther@suse.de>
3790 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
3792 2009-10-17 Richard Guenther <rguenther@suse.de>
3794 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
3795 operands in COMPONENT_REFs.
3797 2009-10-17 Anatoly Sokolov <aesok@post.ru>
3799 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
3800 if not defined. Change type of second argument to const_rtx.
3801 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
3803 * targhooks.h (default_libcall_value): Update prototype.
3804 * target.h (struct gcc_target): Change type of second argument of
3805 libcall_value to const_rtx.
3806 * config/arm/arm.c (arm_libcall_value): Change type of second argument
3808 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
3809 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
3811 2009-10-17 Jakub Jelinek <jakub@redhat.com>
3814 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
3815 * cgraphunit.c (cgraph_optimize): Call it.
3816 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
3817 (dwarf2out_assembly_start): ... here. New hook.
3818 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
3819 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
3821 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
3822 * sdbout.c (sdb_debug_hooks): Likewise.
3823 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
3824 (vmsdbgout_assembly_start): New hook.
3826 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3828 * rtl.h (RTL_LOCATION): Fix typo.
3830 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3832 * print-rtl.c (print_rtx): Print locators in asm_operands
3835 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3838 * sched-deps.c (depl_on_debug_p): New.
3839 (attach_dep_link): Reject debug deps before nondebug deps.
3840 (add_to_deps_list): Insert debug deps after nondebug deps.
3841 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
3843 (sd_add_dep): Do not reject debug deps.
3844 (add_insn_mem_dependence): Don't count debug deps.
3845 (remove_from_deps): Likewise.
3846 (sched_analyze_2): Set up mem deps on debug insns.
3847 (sched_analyze_insn): Record reg uses for deps on debug insns.
3848 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
3849 try_ready nondebug insn after debug insn.
3850 * ddg.c (create_ddg_dep_from_intra_loop_link,
3851 create_ddg_dep_no_link): Don't reject debug deps.
3853 2009-10-16 Richard Guenther <rguenther@suse.de>
3855 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
3856 (maybe_merge_incomplete_and_complete_type): Likewise.
3857 (lto_symtab_merge): Do not call them. Do not warn for
3858 complete vs. incomplete compatible types.
3859 (lto_symtab_merge_decls_2): Simplify.
3860 * gimple.c (gimple_force_type_merge): Remove.
3861 (gimple_types_compatible_p): Make it static.
3862 * gimple.h (gimple_force_type_merge): Remove.
3863 (gimple_types_compatible_p): Likewise.
3865 2009-10-16 Jakub Jelinek <jakub@redhat.com>
3867 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
3868 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
3870 2009-10-16 Richard Guenther <rguenther@suse.de>
3872 PR tree-optimization/41728
3873 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
3874 if fold_stmt did anything.
3876 2009-10-16 Richard Guenther <rguenther@suse.de>
3879 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
3880 (maybe_fixup_handled_component): New function.
3881 (input_gimple_stmt): Fixup mismatched decl replacements.
3883 2009-10-16 Richard Guenther <rguenther@suse.de>
3886 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
3887 the same as VAR_DECL.
3889 2009-10-16 Richard Guenther <rguenther@suse.de>
3891 * gimple.c (iterative_hash_gimple_type): For integer types
3892 also hash their minimum and maximum values and the string flag.
3893 For array types hash their domain and the string flag.
3895 2009-10-16 Richard Guenther <rguenther@suse.de>
3897 * gimple.c (gimple_types_compatible_p): Restrict completing
3898 types to record or unions. Simplify completion.
3899 Do not merge records or unions with different
3900 TYPE_STRUCTURAL_EQUALITY_P tag.
3901 (iterative_hash_gimple_type): Restrict non-recursing into
3902 pointer targets for records and unions.
3904 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3907 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
3908 * dwarf2out.c (mem_loc_descriptor): Don't handle
3909 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
3910 punt if it is not lowpart subreg or if inner mode isn't
3913 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3915 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
3916 investigating previous or next insns.
3918 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
3920 * tree-sra.c (build_ref_for_offset_1): Update comment.
3922 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
3924 * config/s390/s390.md (atype): Added missing values.
3926 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3929 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
3930 (casesi64p): Update pattern to reflect above.
3932 2009-10-15 Steve Ellcey <sje@cup.hp.com>
3934 PR rtl-optimization/41697
3935 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
3937 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3940 * config/rs6000/predicates.md: Update copyright year.
3941 * config/rs6000/altivec.md: Ditto.
3943 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
3944 (MD_INCLUDES): Add a2.md.
3946 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
3947 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
3948 (builtin_classify): New static vector to classify various builtins
3949 to get the tree attributes correct.
3950 (def_builtin): Set the attributes of builtins based on what the
3951 builtin does (i.e. memory operation, floating point, saturation
3952 need special attributes, others are pure functions).
3954 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
3956 (enum rs6000_builtins): Include rs6000-builtin.def to define the
3957 builtins. Change the end marker to MAX_RS6000_BUILTINS from
3958 RS6000_BUILTIN_COUNT.
3959 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
3960 MAX_RS6000_BUILTINS.
3962 * config/rs6000/rs6000-builtin.def: New file that combines the
3963 builtin enumeration name and attributes.
3965 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
3967 * config/i386/linux.h (ASM_SPEC): Add --32.
3969 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3971 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
3972 and DW_TAG_template_alias.
3973 (dwarf_attr_name): Handle DW_AT_main_subprogram,
3974 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
3975 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
3976 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
3977 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
3978 and DW_AT_GNU_odr_signature.
3979 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
3980 DW_FORM_flag_present and DW_FORM_ref_sig8.
3981 (output_signature): Only print name on the first byte.
3982 (output_die): Likewise for dw_val_class_data8.
3984 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
3986 * doc/invoke.texi: Clarify that most optimizations are not enabled
3989 2009-10-15 Richard Guenther <rguenther@suse.de>
3992 * gimple.c (compare_type_names_p): Handle anonymous names
3993 differently based on new mode argument.
3994 (gimple_types_compatible_p): For structs also compare the tags.
3995 (iterative_hash_type_name): Rename to ...
3996 (iterative_hash_name): ... this. Hash all names.
3997 (iterative_hash_gimple_type): Fix hashing the struct tag of
3998 pointer targets. Hash field decl names.
4000 2009-10-15 Richard Guenther <rguenther@suse.de>
4003 * gimple.c (gimple_get_alias_set): Avoid recursing on
4004 invalid type topology.
4006 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4008 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
4010 2009-10-15 Richard Guenther <rguenther@suse.de>
4012 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
4014 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4016 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
4017 add --with-tune{,-32,-64} configured default for -mtune if explicit
4020 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
4022 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
4024 2009-10-14 DJ Delorie <dj@redhat.com>
4026 * config/h8300/h8300.c (F): New.
4028 (h8300_emit_stack_adjustment): Call them.
4030 (h8300_push_pop): Likewise.
4031 (h8300_expand_prologue): Likewise.
4032 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
4033 (MUST_USE_SJLJ_EXCEPTIONS): Define.
4034 (INCOMING_RETURN_ADDR_RTX): Define.
4035 (INCOMING_FRAME_SP_OFFSET): Define.
4036 (DWARF_CIE_DATA_ALIGNMENT): Define.
4038 2009-10-14 Jakub Jelinek <jakub@redhat.com>
4040 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
4041 fields in builtin structs.
4042 (finalize_record_size): Likewise.
4044 2009-10-14 Richard Guenther <rguenther@suse.de>
4046 * gimple.c (gtc_ob): New global.
4047 (struct type_pair_d): Replace pointers with type UIDs.
4048 (type_pair_hash): Adjust.
4049 (type_pair_eq): Likewise.
4050 (lookup_type_pair): Likewise. Allocate from an obstack.
4051 (gimple_force_type_merge): Adjust.
4052 (gimple_types_compatible_p): Likewise.
4053 (free_gimple_type_tables): Free the obstack.
4055 2009-10-14 Jakub Jelinek <jakub@redhat.com>
4057 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
4058 stmts setting DEBUG_EXPR_DECLs.
4060 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
4061 Don't crash if mode1 is VOIDmode.
4063 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
4065 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
4066 * params.h (IRA_LOOP_RESERVED_REGS): New.
4067 * tree-pass.h (pass_subregs_of_mode_init,
4068 pass_subregs_of_mode_finish): Remove.
4069 * passes.c (pass_subregs_of_mode_init,
4070 pass_subregs_of_mode_finish): Remove.
4071 (pass_reginfo_init): Move before loop optimizations.
4072 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
4073 * common.opt (fira-loop-pressure): New.
4074 * toplev.h (flag_ira_loop_pressure): New.
4075 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
4076 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
4077 Make external and void type functions.
4078 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
4079 pass_subregs_of_mode_finish): Remove.
4080 * ira-costs.c (init_costs): Call init_subregs_of_mode.
4081 * regmove.c: Include ira.h.
4082 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
4083 register pressure calculation in loops.
4084 * loop-invariant.c: Include REGS_H and ira.h.
4085 (struct loop_data): New members max_reg_pressure, regs_ref, and
4087 (struct invariant): New member orig_regno.
4088 (curr_loop): New variable.
4089 (find_exits): Initialize regs_ref and regs_live.
4090 (create_new_invariant): Initialize orig_regno.
4091 (get_cover_class_and_nregs): New.
4092 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
4093 array. Add code for flag_ira_loop_pressure.
4094 (gain_for_invariant): Make new_regs an array. Add code for
4095 flag_ira_loop_pressure.
4096 (best_gain_for_invariant): Ditto.
4097 (set_move_mark): New parameter gain. Use it for debugging output.
4098 (find_invariants_to_move): Make regs_needed and new_regs an array.
4099 Add code for flag_ira_loop_pressure.
4100 (move_invariant_reg): Set up orig_regno.
4101 (move_invariants): Set up reg classes for pseudos for
4102 flag_ira_loop_pressure.
4103 (free_loop_data): Clear regs_ref and regs_live.
4104 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
4105 get_regno_cover_class, change_pressure, mark_regno_live,
4106 mark_regno_death, mark_reg_store, mark_reg_clobber,
4107 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
4108 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
4109 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
4110 register pressure calculation in loops if new regs were added.
4111 Call finish_subregs_of_mode.
4112 * opts.c (decode_options): Set up flag_ira_loop_pressure.
4113 * Makefile.in (loop-invariant.o): Add ira.h.
4115 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
4117 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
4119 2009-10-14 Richard Guenther <rguenther@suse.de>
4121 * lto-symtab.c (lto_symtab_compatible): Fold in ...
4122 (lto_symtab_merge): ... here. Rewrite both to take the
4123 prevailing and a to-be-merged entry and to queue diagnostics properly.
4124 (lto_symtab_resolve_replaceable_p): New predicate for
4126 (lto_symtab_resolve_can_prevail_p): Likewise.
4127 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
4128 handles merging commons by choosing the largest decl. Fold
4129 in code that gives ODR errors.
4130 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
4132 (lto_symtab_merge_decls_1): Re-structure. Deal with the
4133 case of no prevailing decl here. Diagnose mismatches
4134 in object types here. Drop all but the prevailing decls.
4135 (lto_symtab_prevailing_decl): Return the single prevailing decl.
4136 * lto-streamer-in.c (lto_input_tree_ref): Deal with
4137 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
4139 2009-10-14 Richard Guenther <rguenther@suse.de>
4142 * lto-streamer-in.c (input_bb): Replace debug stmts with
4143 nops instead of dropping them.
4145 2009-10-14 Nick Clifton <nickc@redhat.com>
4147 * gcc/doc/extended.texi: Replace the dash character with @minus{}
4148 in situations where it is being used as a minus symbol.
4149 * gcc/doc/tm.texi: Likewise.
4150 * gcc/doc/md.texi: Likewise.
4152 2009-10-14 Jakub Jelinek <jakub@redhat.com>
4154 PR preprocessor/41543
4155 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
4156 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
4157 * tree.c: Include intl.h.
4158 (expand_location): Handle BUILTINS_LOCATION.
4159 * Makefile.in (tree.o): Depend on intl.h.
4162 * dwarf2out.c (dwarf2out_var_location): Always clear
4163 last_postcall_label when changing last_label.
4165 2009-10-14 Pascal Obry <obry@adacore.com>
4167 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
4168 (process_command): Handle -E as done with -c and -S. Do not add
4169 the target executable suffix to the output file when -E is used.
4170 (main): Adjust error message accordingly.
4172 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
4178 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
4180 (tree_code_size): Likewise.
4182 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4184 * builtins.c (fold_builtin_1): Support complex "arc" functions.
4185 * real.h (HAVE_mpc_arc): Define.
4187 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
4189 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
4190 (struct builtin_description): Add fndecl field.
4191 (bdesc): Remove const qualifier. Update initializer.
4192 (sh_media_init_builtins): Remove const qualifier for d. Record
4193 the result of add_builtin_function to the fndecl field.
4194 (sh_builtin_decl): New.
4195 (sh_media_builtin_decl): New.
4197 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
4200 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
4201 requests between special registers.
4203 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
4205 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
4207 2009-10-13 Richard Henderson <rth@redhat.com>
4209 PR tree-optimization/41377
4210 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
4211 (cleanup_empty_eh_merge_phis): New change_region parameter;
4212 pass it on to redirect_eh_edge_1. Update callers.
4213 (cleanup_empty_eh_unsplit): Don't require an existing EH label
4214 at the destination block.
4216 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
4218 * passes.c (register_pass): Replaced gcc_unreachable by
4219 fatal_error on failure. Mentions plugins in comments & messages.
4221 2009-10-13 Jakub Jelinek <jakub@redhat.com>
4224 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
4225 * sched-vis.c (print_value): Use it.
4226 * cselib.c (cselib_hash_rtx): Likewise.
4227 * print-rtl.c (print_rtx): Likewise.
4228 * cfgexpand.c (expand_debug_rtx): Likewise.
4229 * var-tracking.c (vt_expand_loc_callback): Likewise.
4231 2009-10-13 Richard Guenther <rguenther@suse.de>
4234 * opts.c (handle_option): Split out code to handle setting
4235 the options flag var ...
4236 (set_option): ... here.
4237 * opts.h (set_option): Declare.
4238 * lto-opts.c (register_user_option_p): Include -fexceptions
4239 and all position independent code variants.
4240 (handle_common_option): Remove.
4241 (lto_reissue_options): Use set_option.
4243 2009-10-13 Martin Jambor <mjambor@suse.cz>
4245 PR tree-optimization/41661
4246 * ipa-prop.c (compute_complex_pass_through): Allow only operations
4247 that are tcc_comparisons or do not change the type in any
4249 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
4250 folding tcc_comparison operations.
4252 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4254 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
4257 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
4263 * tree.def (DEBUG_EXPR_DECL): New.
4264 * rtl.def (DEBUG_EXPR): New.
4265 * gengtype.c (adjust_field_rtx_def): Handle it.
4266 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
4267 (insert_debug_temp_for_var_def): ... this. Drop support for
4268 moving. Take iterator for def stmt; insert debug stmt before it.
4269 Scan early for use count and kind in debug stmts.
4270 (propagate_defs_into_debug_stmts): Rename to...
4271 (insert_debug_temps_for_defs): ... this. Likewise.
4272 * tree.h (DEBUG_TEMP_UID): New.
4273 * tree.c (next_debug_decl_uid): New.
4274 (make_node_stat): Count debug decls separately.
4275 (copy_node_stat): Likewise.
4276 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
4277 * var-tracking.c (dv_is_decl_p): Recognize it.
4278 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
4279 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
4280 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
4281 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
4282 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
4283 (cselib_hash_rtx): Likewise.
4284 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
4285 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
4287 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
4288 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
4289 * rtl.c (copy_rtx): Likewise.
4290 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
4291 * print-rtl.c (print_rtx): Likewise.
4292 * sched-vis.c (print_value): Likewise.
4293 (print_insn): Handle DEBUG_EXPR_DECL.
4294 * tree-dump.c (dequeue_and_dump): Likewise.
4295 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
4296 * gimple-iterator (gsi_replace): Check for same lhs.
4297 (gsi_remove): Insert debug temps.
4298 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
4299 (move_computations_stmt): Drop explicit propagation into debug stmts.
4300 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
4301 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
4302 * tree-ssa-sink.c (statement_sink_location): Likewise.
4303 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
4304 * tree-ssanames.c (release_ssa_name): Adjust for rename.
4305 * tree-flow.h: Likewise.
4306 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
4307 debug temps without values.
4308 (eliminate_unnecessary_stmts): Don't discard just-inserted
4311 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
4314 * config/cris/cris.md (andu): Check that operand 1 is one of the
4315 general registers. Fix typo in head comment.
4317 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
4319 * config/i386/i386.md (vswapmov): New.
4320 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
4321 (ix86_function_ms_hook_prologue): New.
4322 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
4323 * configure.ac: Test for swap suffix support in as.
4324 * configure: Rebuild.
4326 2009-10-12 Jakub Jelinek <jakub@redhat.com>
4329 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
4330 paradoxical subregs to prevent partial register stalls if the inner
4331 mode is integer mode.
4333 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
4335 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
4337 2009-10-12 Dodji Seketeli <dodji@redhat.com>
4340 * gcc/dwarf2out.c (template_parameter_pack_die,
4341 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
4343 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
4346 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
4348 (maybe_register_def): Likewise. Take stmt iterator.
4349 (rewrite_update_stmt): Take stmt iterator and pass it on.
4350 (rewrite_update_enter_block): Pass stmt iterator.
4352 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4354 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
4355 (spu_builtin_decl): New function.
4357 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
4359 * config/i386/i386.md (SWIM): New mode iterator.
4360 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
4361 using SWIM mode iterator.
4362 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
4363 patterns using SWI48 mode iterator.
4364 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
4365 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
4366 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
4367 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
4368 patterns using SWI248 mode iterator.
4369 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
4370 gen_x86_movdicc_0_m1_rex64 for renamed function
4372 2009-10-11 Jose Ruiz <ruiz@adacore.com>
4373 Eric Botcazou <ebotcazou@adacore.com>
4376 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
4377 * config/sparc/sol2-unwind.h: New file.
4379 2009-10-11 Olivier Hainque <hainque@adacore.com>
4380 Eric Botcazou <ebotcazou@adacore.com>
4383 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
4384 * config/i386/sol2-unwind.h: New file.
4386 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
4389 * config/i386/i386.md (addsi_1_zext): Get the proper second
4392 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
4394 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
4395 all OLD_RTXes, not just REGs. Use copy_rtx to create the
4398 2009-10-11 Richard Guenther <rguenther@suse.de>
4400 * gimple.c (iterative_hash_type_name): Do not handle special
4403 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
4405 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
4406 (*setcc_si_1_and): Ditto.
4407 (*setcc_si_1_movzbl): Ditto.
4408 (*setcc_<mode>_2): Ditto.
4409 (*setcc_qi): Rename from *setcc_1.
4410 (*setcc_qi_slp): Rename from *setcc_2.
4412 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
4413 (*zero_extendqisi2_movzbw_and splitter): Ditto.
4415 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
4416 "if" condition, there is already assert with reload_completed present.
4418 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
4420 * plugin.c (try_init_one_plugin): Improve constness of variable err.
4422 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
4424 * doc/install.texi (Final install): Refer to
4425 http://gcc.gnu.org/bugs/ for bug reporting.
4427 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
4429 * configure.ac: Add test for dci instruction.
4430 * configure: Regenerate.
4431 * config.in: Likewise.
4432 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
4433 * doc/invoke.texi: Add cpu_type 476 and 476fp.
4434 (-mmulhw): Add 476 to description.
4435 (-mdlmzb): Likewise.
4436 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
4437 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
4438 (processor_target_table): Add 476 and 476fp entries.
4439 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
4440 (rs6000_issue_rate): Add CPU_PPC476.
4441 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
4442 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
4443 (processor_type): Add PROCESSOR_PPC476.
4444 (EXTRA_SPECS): Add asm_cpu_476 string.
4445 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
4446 (define_attr "cpu"): Add ppc476.
4448 Update comments for 476.
4449 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
4450 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
4451 Update copyright year.
4452 * config/rs6000/476.md: New file.
4453 * config/rs6000/40x.md: Add description for "isel" attribute.
4454 Update copyright year.
4455 * config/rs6000/440.md: Likewise.
4456 * config/rs6000/603.md: Likewise.
4457 * config/rs6000/6xx.md: Likewise.
4458 * config/rs6000/7450.md: Likewise.
4459 * config/rs6000/7xx.md: Likewise.
4460 * config/rs6000/8540.md: Likewise.
4461 * config/rs6000/cell.md: Likewise.
4462 * config/rs6000/e300c2c3.md: Likewise.
4463 * config/rs6000/e500mc.md: Likewise.
4464 * config/rs6000/mpc.md: Likewise.
4465 * config/rs6000/power4.md: Likewise.
4466 * config/rs6000/power5.md: Likewise.
4467 * config/rs6000/power6.md: Likewise.
4468 * config/rs6000/power7.md: Likewise.
4469 * config/rs6000/rios1.md: Likewise.
4470 * config/rs6000/rios2.md: Likewise.
4471 * config/rs6000/rs64.md: Likewise.
4473 2009-10-10 Richard Guenther <rguenther@suse.de>
4475 PR tree-optimization/41654
4476 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
4477 a cond expr before calling gimple_cond_set_condition_from_tree.
4478 (ifcombine_iforif): Likewise.
4480 2009-10-09 Ian Lance Taylor <iant@google.com>
4482 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
4483 * configure: Rebuild.
4485 2009-10-09 Neil Vachharajani <nvachhar@google.com>
4487 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
4490 2009-10-09 Richard Guenther <rguenther@suse.de>
4493 * target-def.h (TARGET_BUILTIN_DECL): Define.
4494 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
4495 * target.h (struct gcc_target): Add builtin_decl target hook.
4496 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
4497 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
4499 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
4500 not gcc_unreachable.
4501 (lto_output_builtin_tree): Sorry if the target does not support
4502 streaming target builtins.
4503 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
4504 (rs6000_builtin_decl): New function.
4505 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
4506 (ix86_builtin_decl): New function.
4508 2009-10-09 Jakub Jelinek <jakub@redhat.com>
4510 PR preprocessor/41445
4511 * c-ppoutput.c (do_line_change): New function.
4512 (cb_line_change): Use it.
4513 (scan_translation_unit): Call do_line_change if
4514 avoid_paste or PREV_WHITE and token location is on a different line
4515 than print.src_line.
4518 * dwarf2out.c (dwarf2out_init): Test whether
4519 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
4522 PR rtl-optimization/41646
4523 * calls.c (expand_call): For BLKmode types returned in registers
4524 avoid likely spilled hard regs in copy_blkmode_from_reg generated
4527 2009-10-09 Richard Guenther <rguenther@suse.de>
4529 PR tree-optimization/41634
4530 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
4531 we remove the correct elements.
4532 (optimize_stmt): Make sure to update stmt operands before
4533 optimizing redundancies.
4535 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4537 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
4539 2009-10-09 Richard Guenther <rguenther@suse.de>
4542 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
4544 (lto_wrapper_exit): New function.
4546 (fatal_perror): Likewise.
4547 (fork_execute): Use global args_name, do not free it.
4548 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
4549 * lto-streamer.h: Remove duplicate prototypes.
4551 2009-10-09 Richard Guenther <rguenther@suse.de>
4553 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
4554 before calling stmt_can_throw_external.
4556 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
4558 PR tree-optimization/40071
4559 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
4560 pointer if the original data reference doesn't conflict with the
4561 created vector data reference. Fix long line.
4563 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
4565 * config/i386/i386.md (any_div): New code iterator.
4566 (u): Handle div and udiv.
4568 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
4570 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
4571 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
4572 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
4573 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
4575 2009-10-08 Joseph Myers <joseph@codesourcery.com>
4577 * gcc.c (main): Remove trailing "." from diagnostics.
4579 2009-10-08 Cary Coutant <ccoutant@google.com>
4581 Add support for debugging with ICF (Identical Code Folding).
4582 * calls.c (debug.h): New #include.
4583 (emit_call_1): Call virtual_call_token debug hook.
4584 * common.opt (-fenable-icf-debug): New option.
4585 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
4586 locations in the source).
4587 (poc_label_num): New variable.
4588 (dcall_entry, vcall_entry): New typedefs.
4589 (dcall_table, vcall_table): New variables.
4590 (struct vcall_insn): New type.
4591 (vcall_insn_table): New variable.
4592 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
4593 (size_of_dcall_table): New function.
4594 (output_dcall_table): New function.
4595 (size_of_vcall_table): New function.
4596 (output_vcall_table): New function.
4597 (dwarf2out_direct_call): New function.
4598 (vcall_insn_table_hash): New function.
4599 (vcall_insn_table_eq): New function.
4600 (dwarf2out_virtual_call_token): New function.
4601 (dwarf2out_virtual_call): New function.
4602 (dwarf2out_init): Allocate new tables and sections.
4603 (prune_unused_types): Mark DIEs referenced from direct call table.
4604 (dwarf2out_finish): Output direct and virtual call tables.
4605 * final.c (final_scan_insn): Call direct_call and virtual_call
4607 * debug.h (struct gcc_debug_hooks): Add direct_call,
4608 virtual_call_token, virtual_call hooks.
4609 (debug_nothing_uid): New function.
4610 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
4611 (debug_nothing_uid): New function.
4612 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
4613 (xcoff_debug_hooks): Likewise.
4614 * sdbout.c (sdb_debug_hooks): Likewise.
4615 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4616 * doc/invoke.texi (-fenable-icf-debug): New option.
4618 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
4621 * regmove.c (regmove_backward_pass): Replace src with dst in the
4622 debug insn, and check for dst before rather than after.
4624 2009-10-08 Janis Johnson <janis187@us.ibm.com>
4626 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
4627 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
4629 2009-10-08 Jan Hubicka <jh@suse.cz>
4632 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
4633 do not mark cgraph nodes as needed.
4634 (record_references_in_initializer): Add new only_vars parameter.
4635 * cgraph.h (record_references_in_initializer): New parameter.
4636 * varasm.c (assemble_variable): Update call.
4637 * varpool.c (varpool_analyze_pending_decls): Always look for
4640 2009-10-08 Anatoly Sokolov <aesok@post.ru>
4642 * config/avr/avr.c (last_insn_address) Remove variable.
4643 (expand_prologue): Don't initialise last_insn_address variable.
4644 (final_prescan_insn): Don't output insn size.
4645 * config/avr/avr.opt (msize): Remove switch.
4646 * doc/invoke.texi (AVR Options): Remove documentation of -msize
4649 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
4651 * combine.c (label_tick_ebb_start): Fix comment.
4652 (combine_instructions): Set label_tick and label_tick_ebb_start before
4653 calling setup_incoming_promotions. Start them from 1. Increment
4654 label_tick instead of deriving it from the BB index. Rather than
4655 comparing ticks use the block from the previous iteration to decide
4656 whether to start a new EBB. Remove empty lines before function.
4658 2009-10-08 Michael Matz <matz@suse.de>
4661 * builtins.c (fold_builtin_isascii): Use fold_build2.
4662 (fold_builtin_isdigit): Ditto.
4663 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
4664 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
4665 remove_useless_stmts_cond, remove_useless_stmts_tf,
4666 remove_useless_stmts_tc, remove_useless_stmts_bind,
4667 remove_useless_stmts_goto, remove_useless_stmts_label,
4668 remove_useless_stmts_1, remove_useless_stmts,
4669 pass_remove_useless_stmts): Remove.
4670 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
4671 * passes.c (init_optimization_passes): Don't add
4672 pass_remove_useless_stmts.
4673 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
4674 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
4676 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
4677 for static constants.
4678 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
4679 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
4681 2009-10-08 Richard Guenther <rguenther@suse.de>
4683 * gimple.c (free_gimple_type_tables): New function.
4684 * gimple.h (free_gimple_type_tables): Declare.
4686 2009-10-07 Mark Heffernan <meheff@google.com>
4688 * ipa-prop.c (ipa_print_node_params) Only print
4689 names of named arguments.
4691 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
4693 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
4694 being statically linked.
4696 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4698 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
4700 2009-10-08 Jan Hubicka <jh@suse.cz>
4703 * ipa.c (cgraph_externally_visible_p,
4704 function_and_variable_visibility,
4705 whole_program_function_and_variable_visibility): Skip non-finalized
4708 2009-10-08 Nick Clifton <nickc@redhat.com>
4710 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
4713 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
4716 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
4718 2009-10-07 Joseph Myers <joseph@codesourcery.com>
4721 * c-common.c (c_fully_fold_internal): Strip nops from the result
4722 of recursive calls to c_fully_fold_internal.
4723 (c_wrap_maybe_const): New.
4724 (c_save_expr): Use c_wrap_maybe_const.
4725 * c-common.h (c_wrap_maybe_const): Declare.
4726 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
4727 build_binary_op): Use c_wrap_maybe_const.
4729 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4731 * real.c: Fix comment to reflect actual exponent size.
4733 2009-10-08 Ben Elliston <bje@au.ibm.com>
4735 * config/rs6000/a2.md: Add FSF comment header.
4737 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
4739 * config/i386/i386.md (any_extend): New code iterator.
4740 (u, s): New code attributes.
4742 (DWIH): Rewrite as code iterator for SI and DI modes.
4743 (DWI): Rewrite as mode attribute.
4744 (dwi): New mode attribute.
4745 (di): Depend on SI mode and DI mode.
4746 (doubleint_general_operand): Remove mode attribute.
4748 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
4751 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
4752 (*sub<mode>3_doubleword): Ditto.
4754 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
4755 using SWIM248 mode iterator.
4756 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
4757 using SWI48 mode iterator.
4758 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
4759 patterns using DWIH mode iterator and any_extend code iterator.
4760 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
4761 using any_extend code iterator.
4762 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
4763 patterns using DWIH mode iterator and any_extend code iterator.
4764 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
4765 using any_extend code iterator.
4766 (<s>mul<mode>3_highpart): Macroize expander from
4767 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
4768 and any_extend code iterator.
4769 (*<s>muldi3_highpart_1): Macroize insn from
4770 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
4771 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
4772 patterns using any_extend code iterator.
4773 (*<s>mulsi3_highpart_zext): Macroize insn from
4774 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
4776 2009-10-07 Jakub Jelinek <jakub@redhat.com>
4778 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
4779 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
4780 refering to a DIE with DW_AT_const_value.
4782 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
4785 * ira-lives.c (check_and_make_def_conflict): Process all operands.
4787 2009-10-06 Jan Hubicka <jh@suse.cz>
4789 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
4792 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4794 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
4795 *lea_2_rex64): Move before *add<mode>_1 pattern.
4797 2009-10-07 Jan Hubicka <jh@suse.cz>
4799 * collect2.c (main): Add -fno-whole-program.
4800 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
4802 2009-10-07 Jan Hubicka <jh@suse.cz>
4804 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
4805 has no address taken.
4806 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
4808 (cgraph_clone_node): Clear externally_visible flag for clones.
4809 * cgraph.h (cgraph_only_called_directly_p,
4810 cgraph_can_remove_if_no_direct_calls_p): New predicates.
4811 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
4812 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
4813 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
4814 ipcp_insert_stage): Likwise.
4815 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
4816 externally_visible flag.
4817 (verify_cgraph_node): Verify that inline clones look right.
4818 (process_function_and_variable_attributes): Do not set
4819 externally_visible flags.
4820 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
4822 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
4824 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
4825 clear externally_visible when turning into inline clones
4826 (cgraph_mark_inline_edge): Use new predicates.
4827 (cgraph_estimate_growth): Likewise.
4828 (cgraph_decide_inlining): Likewise.
4829 * ipa.c (cgraph_postorder): Likewise.
4830 (cgraph_remove_unreachable_nodes): Likewise; sanity check
4831 that inline clones are not needed.
4832 (cgraph_externally_visible_p): New predicate.
4833 (function_and_variable_visibility): Add whole_program parameter;
4834 always set externally_visible flag; handle COMDAT function
4836 (local_function_and_variable_visibility): New function.
4837 (gate_whole_program_function_and_variable_visibility): New function.
4838 (whole_program_function_and_variable_visibility): New function.
4839 (pass_ipa_whole_program_visibility): New function.
4840 * passes.c (init_optimization_passes): Add whole program visibility
4842 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
4843 not care about needed/reachable flags.
4844 * varpool.c: Include flags.h
4845 (decide_is_variable_needed): When doing LTO assume whole-program mode.
4846 (varpool_finalize_decl): When we are in LTO read-back, all variables
4848 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
4850 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4852 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
4855 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4857 * config.gcc: Don't include the makefile fragments intended for
4859 * config/s390/fixdfdi.h: File removed.
4860 * config/s390/libgcc-glibc.ver: File removed.
4861 * config/s390/s390.h: Remove the fixdfdi.h hack.
4862 * config/s390/t-crtstuff: File moved to libgcc dir.
4863 * config/s390/t-linux: Likewise.
4864 * config/s390/t-tpf: libgcc specific parts removed.
4865 * config/s390/t-linux64: Likewise.
4867 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
4869 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
4870 (lto-compress.o): Likewise.
4872 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
4875 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
4876 dllexport to class members here.
4877 (i386_pe_determine_dllimport_p): Only check static class data for
4879 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
4880 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
4881 functions for vague linkage.
4882 (i386_pe_type_dllexport_p): Fix formatting.
4883 (maybe_add_dllexport) New function.
4884 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
4887 2009-10-07 Ben Elliston <bje@au.ibm.com>
4889 * config/rs6000/a2.md: Remove duplicated lines.
4891 2009-10-07 Ben Elliston <bje@au.ibm.com>
4893 * config.gcc (powerpc*-*-*): Handle a2.
4894 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
4895 * config/rs6000/a2.md: New file.
4896 * config/rs6000/rs6000.opt (mno-update): New.
4897 (mupdate): Return to using a mask, not a var.
4898 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
4899 (enum processor_type): Add PROCESSOR_PPCA2.
4900 * config/rs6000/rs6000.c (ppca2_cost): New costs.
4901 (rs6000_override_options): Add "a2" to processor_target_table.
4902 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
4903 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
4905 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4907 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4908 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
4909 reference to nonexistent gen_truncxfxf2 function.
4911 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4913 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
4914 (DWIH, g, di, doubleint_general_operand): New mode attributes.
4915 (general_operand): Handle TI mode.
4916 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
4917 using SDWIM mode iterator.
4918 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
4919 pattern from *add{di,ti}3_1 patterns and corresponding splitters
4920 using DWI mode iterator.
4921 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
4922 patterns using SWI mode iterator.
4923 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
4924 using SWI48 mode iterator.
4925 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
4926 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
4927 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
4928 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
4929 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
4930 using SDWIM mode iterator.
4931 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
4932 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
4933 using DWI mode iterator.
4934 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
4935 patterns using SWI mode iterator.
4936 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
4937 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
4938 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
4939 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
4940 patterns using plusminus code iterator.
4941 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
4942 sub<mode>3 patterns using plusminus code iterator.
4943 * config/i386/i386.c (override_options): Update the call to
4944 gen_subdi_carry_rex64 for renamed function.
4945 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
4946 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
4947 calls to instruction expanders.
4949 2009-10-06 Martin Jambor <mjambor@suse.cz>
4952 * opts.c (decode_options): Run IPA-SRA at -O2.
4954 2009-10-06 Richard Guenther <rguenther@suse.de>
4956 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
4958 2009-10-06 Tobias Burnus <burnus@net-b.de>
4961 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
4962 -flto and -fwhole-program flags can be combined.
4964 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
4967 * gcc.c (process_command): Check that -o argument was specified.
4969 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
4971 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
4973 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4975 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
4976 * doc/invoke.texi (Warning Options): Annotate allowed languages
4977 for -Wunsuffixed-float-constants.
4979 2009-10-05 Jakub Jelinek <jakub@redhat.com>
4981 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
4982 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
4983 same name and isn't the main variant.
4986 * dwarf2out.c (loc_by_reference): Removed.
4987 (dw_loc_list_1): New function.
4988 (dw_loc_list): Remove toplev argument, add want_address argument.
4989 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
4990 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
4991 want_address == 2 to dw_loc_list. For successful dw_loc_list
4992 set have_address to 1 only if want_address is not 0.
4994 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
4996 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
4997 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
4998 a code block followed by two pointers.
4999 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
5000 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
5001 (MIPS_MOVE): Likewise.
5002 (MIPS_LUI): Likewise.
5003 (MIPS_JR): Likewise.
5004 (MIPS_BAL): Likewise.
5005 (MIPS_NOP): Likewise.
5006 (mips_asm_trampoline_template): Delete.
5007 (mips_trampoline_code_size): New function.
5008 (mips_trampoline_init): Add shorter sequences for all cases
5009 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
5010 Calculate the opcodes directly, rather than copying from a template.
5011 Only flush the code part of the trampoline.
5012 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
5014 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
5016 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
5017 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
5018 (INCOMING_RETURN_ADDR_RTX): Likewise.
5019 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
5021 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
5022 with RETURN_ADDR_REGNUM.
5023 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
5024 * config/mips/mips.c (mips16_build_call_stub): Replace
5025 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
5026 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
5027 (mips_print_operand_punctuation): Likewise.
5028 (mips_frame_set): Likewise.
5029 (mips16e_output_save_restore): Likewise.
5030 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
5031 (mips_save_reg_p): Likewise.
5032 (mips_return_addr): Likewise.
5033 (mips_set_return_address): Likewise.
5034 (mips_direct_save_slot_move_p): Likewise.
5035 (mips_output_function_prologue): Likewise.
5036 (mips_restore_reg): Likewise.
5037 (mips_expand_epilogue): Likewise.
5038 (mips_epilogue_uses): Likewise.
5039 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
5040 (*mov<mode>_ra): Use it instead of a hard-coded 31.
5041 (clear_hazard_<mode>): Likewise.
5042 (call_internal): Likewise.
5043 (call_internal_direct): Likewise.
5044 (call_direct_split): Likewise.
5045 (call_value_internal): Likewise.
5046 (call_value_split): Likewise.
5047 (call_value_internal_direct): Likewise.
5048 (call_value_direct_split): Likewise.
5049 (call_value_multiple_internal): Likewise.
5050 (call_value_multiple_split): Likewise.
5052 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
5053 Jakub Jelinek <jakub@redhat.com>
5055 PR rtl-optimization/41511
5056 * combine.c (record_value_for_reg): Pass explicit values as argument
5057 to get_last_value_validate.
5058 (get_last_value_validate): Document INSN parameter.
5059 For non-readonly MEMs, assume they might have been modified if INSN
5060 was in another basic block.
5061 (get_last_value): Minor reformatting.
5063 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5066 * final.c (asm_str_count): Split out from asm_insn_count.
5067 * rtl.h (asm_str_count): New prototype.
5068 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
5071 2009-10-05 Sriraman Tallam <tmsriram@google.com>
5073 * doc/plugins.texi: Change plugin_pass to register_pass_info.
5075 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
5076 Rafael Espindola <espindola@google.com>
5078 * gengtype.c (write_types): Moved call to write_func_for_structure
5079 into seperate loops.
5081 2009-10-05 Richard Guenther <rguenther@suse.de>
5084 * lto-cgraph.c (output_cgraph): Output toplevel asms.
5085 (input_cgraph_1): Input toplevel asms.
5087 2009-10-05 Richard Guenther <rguenther@suse.de>
5090 * lto-symtab.c (lto_compatible_attributes_p): Remove.
5091 (external_aggregate_decl_p): Likewise.
5092 (lto_symtab_compatible): Re-structure. Remove dead code.
5093 For variables ignore toplevel qualifiers when comparing types.
5094 Issue warnings, not errors for mismatched user-alignment.
5096 2009-10-05 Richard Guenther <rguenther@suse.de>
5100 * lto-symtab.c (struct lto_symtab_base_def): Remove.
5101 (struct lto_symtab_identifier_def): Likewise.
5102 (struct lto_symtab_decl_def): Likewise.
5103 (struct lto_symtab_entry_def): New.
5104 (lto_symtab_identifier_t): Rename to ...
5105 (lto_symtab_entry_t): ... this.
5106 (lto_symtab_decls): Remove.
5107 (lto_symtab_base_hash): Rename to ...
5108 (lto_symtab_entry_hash): ... this.
5109 (lto_symtab_base_eq): Rename to ...
5110 (lto_symtab_entry_eq): ... this.
5111 (lto_symtab_base_marked_p): Rename to ...
5112 (lto_symtab_entry_marked_p): ... this.
5113 (lto_symtab_identifier_marked_p): Remove.
5114 (lto_symtab_decl_marked_p): Likewise.
5115 (lto_symtab_maybe_init_hash_tables): Rename to ...
5116 (lto_symtab_maybe_init_hash_table): ... this.
5117 (lto_symtab_set_resolution_and_file_data): Remove.
5118 (lto_symtab_register_decl): New function.
5119 (lto_symtab_get_identifier): Remove.
5120 (lto_symtab_get): New function.
5121 (lto_symtab_get_resolution): Adjust.
5122 (lto_symtab_get_identifier_decl): Remove.
5123 (lto_symtab_set_identifier_decl): Likewise.
5124 (lto_symtab_merge_decl): Rename to ...
5125 (lto_symtab_merge): ... this. Rewrite.
5126 (lto_symtab_merge_var): Remove.
5127 (lto_symtab_merge_fn): Likewise.
5128 (lto_symtab_prevailing_decl): Adjust.
5129 (lto_cgraph_replace_node): New function.
5130 (lto_symtab_merge_decls_2): Likewise.
5131 (lto_symtab_merge_decls_1): Likewise.
5132 (lto_symtab_fixup_var_decls): Likewise.
5133 (lto_symtab_resolve_symbols): Likewise.
5134 (lto_symtab_merge_decls): Likewise.
5135 (lto_symtab_prevailing_decl): Adjust.
5136 (lto_symtab_get_symtab_def): Remove.
5137 (lto_symtab_get_file_data): Likewise.
5138 (lto_symtab_clear_resolution): Adjust.
5139 (lto_symtab_clear_resolution): Likewise.
5140 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
5141 (input_cgraph_1): Likewise.
5142 * lto-streamer-in.c (get_resolution): Do not provide fake
5143 symbol resolutions here.
5144 (deferred_global_decls): Remove.
5145 (lto_register_deferred_decls_in_symtab): Likewise.
5146 (lto_register_var_decl_in_symtab): Change signature, register
5147 variable via lto_symtab_register_decl.
5148 (lto_register_function_decl_in_symtab): Likewise.
5149 (lto_read_tree): Adjust.
5150 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
5151 (lto_symtab_merge_var): Likewise.
5152 (lto_symtab_merge_fn): Likewise.
5153 (lto_symtab_register_decl): Declare.
5154 (lto_symtab_merge_decls): Likewise.
5156 2009-10-05 Richard Guenther <rguenther@suse.de>
5158 PR tree-optimization/23821
5159 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
5160 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
5161 simple IV increments.
5163 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5165 * config/arm/arm.c (arm_override_options): Really initialize
5166 flag_dwarf2_cfi_asm to 0.
5168 2009-10-05 Doug Kwan <dougkwan@google.com>
5170 PR rtl-optimization/41574
5171 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
5172 floating point and we are not doing unsafe math optimizations.
5174 2009-10-03 Simon Baldwin <simonb@google.com>
5175 Cary Coutant <ccoutant@google.com>
5176 Rafael Espindola <espindola@google.com>
5177 Richard Guenther <rguenther@suse.de>
5178 Jan Hubicka <jh@suse.cz>
5179 Doug Kwan <dougkwan@google.com>
5180 H.J. Lu <hongjiu.lu@intel.com>
5181 Bill Maddox <maddox@google.com>
5182 Ryan Mansfield <rmansfield@qnx.com>
5183 Diego Novillo <dnovillo@google.com>
5184 Ollie Wild <aaw@google.com>
5185 Kenneth Zadeck <zadeck@naturalbridge.com>
5187 * lto-cgraph.c: New file.
5188 * lto-compress.c: New file.
5189 * lto-compress.h: New file.
5190 * lto-opts.c: New file.
5191 * lto-section-in.c: New file.
5192 * lto-section-out.c: New file.
5193 * lto-streamer-in.c: New file.
5194 * lto-streamer-out.c: New file.
5195 * lto-streamer.c: New file.
5196 * lto-streamer.h: New file.
5197 * lto-symtab.c: New file.
5198 * lto-wpa-fixup.c: New file.
5199 * lto-wrapper.c: New file.
5201 2009-10-03 Simon Baldwin <baldwin@google.com>
5202 Ben Elliston <bje@au.ibm.com>
5203 Rafael Espindola <espindola@google.com>
5204 Nathan Froyd <froydnj@codesourcery.com>
5205 Jan Hubicka <jh@suse.cz>
5206 Doug Kwan <dougkwan@google.com>
5207 Diego Novillo <dnovillo@google.com>
5208 Kenneth Zadeck <zadeck@naturalbridge.com>
5210 * Makefile.in (enable_lto): New.
5211 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
5212 (LINKER_PLUGIN_API_H): Define.
5213 (LTO_SYMTAB_H): Define.
5214 (LTO_STREAMER_H): Define.
5215 (TREE_VECTORIZER_H): Define.
5216 (INCLUDES): Add LIBELFINC.
5217 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
5218 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
5219 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
5220 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
5221 (native): Add lto-wrapper$(exeext)
5222 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
5223 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
5224 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
5225 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
5226 (varasm.o): Add dependency on tree-iterator.h.
5227 (cgraph.o): Add dependency on cif-code.def.
5228 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
5229 (ipa-pure-const.o): Likewise.
5230 (GTFILES): Add lto-symtab.c.
5231 (install-lto-wrapper): New.
5232 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
5233 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
5234 * config.in: Regenerate.
5236 2009-10-03 Rafael Espindola <espindola@google.com>
5237 Diego Novillo <dnovillo@google.com>
5239 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
5240 ipa_write_summaries.
5241 Call execute_ipa_summary_passes for all_regular_ipa_passes and
5243 (cgraph_optimize): Make extern.
5245 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
5246 Kenneth Zadeck <zadeck@naturalbridge.com>
5248 * toplev.c (in_lto_p): Declare.
5249 * collect2.c (scan_prog_file): Read all the output when reading
5250 information for LTO.
5251 (enum lto_mode_d): Declare.
5253 2009-10-03 Richard Guenther <rguenther@suse.de>
5254 Diego Novillo <dnovillo@google.com>
5256 * gimple.c: Include target.h and alias.h.
5257 (gimple_types): Declare.
5258 (type_hash_cache): Declare.
5259 (gimple_alloc_stat): Make extern.
5260 (gimple_build_eh_must_not_throw): Call
5261 gimple_eh_must_not_throw_set_fndecl.
5262 (struct type_pair_d): Declare.
5263 (type_pair_t): Declare.
5264 (type_pair_hash): New.
5265 (type_pair_eq): New.
5266 (lookup_type_pair): New.
5267 (gimple_force_type_merge): New.
5268 (compare_type_names_p): New.
5269 (compare_field_offset): New.
5270 (gimple_types_compatible_p): New.
5271 (struct sccs): Declare.
5272 (next_dfs_num): Declare.
5273 (iterative_hash_gimple_type): New.
5275 (iterative_hash_type_name): New.
5276 (iterative_hash_gimple_type): New.
5277 (gimple_type_hash): New.
5278 (gimple_type_eq): New.
5279 (gimple_register_type): New.
5280 (print_gimple_types_stats): New.
5281 (gimple_signed_or_unsigned_type): New.
5282 (gimple_unsigned_type): New.
5283 (gimple_signed_type): New.
5284 (gimple_get_alias_set): New.
5285 (gimple_decl_printable_name): Do not use DMGL_TYPES.
5286 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
5287 (gimple_force_type_merge): Declare.
5288 (gimple_types_compatible_p): Declare.
5289 (gimple_register_type): Declare.
5290 (print_gimple_types_stats): Declare.
5291 (gimple_unsigned_type): Declare.
5292 (gimple_signed_type): Declare.
5293 (gimple_get_alias_set): Declare.
5294 (gimple_eh_must_not_throw_set_fndecl): New.
5296 2009-10-03 Jan Hubicka <jh@suse.cz>
5297 Kenneth Zadeck <zadeck@naturalbridge.com>
5299 * ipa-pure-const.c: Include lto-streamer.h.
5300 (register_hooks): Factor out of ...
5301 (generate_summary): ... here.
5302 (pure_const_write_summary): New.
5303 (pure_const_read_summary): New.
5304 (pass_ipa_pure_const): Add pure_const_write_summary and
5305 pure_const_read_summary.
5306 * ipa-reference.c: Include lto-streamer.h.
5307 (add_new_function): New.
5308 (remove_node_data): New.
5309 (duplicate_node_data): New.
5310 (ipa_init): Guard against multiple calls.
5311 Move hook setup from analyze_function.
5312 (write_node_summary_p): New.
5313 (ipa_reference_write_summary): New.
5314 (ipa_reference_read_summary): New.
5315 (pass_ipa_reference): Add ipa_reference_write_summary and
5316 ipa_reference_read_summary.
5317 * cgraph.h (cgraph_local_info): Add field lto_file_data.
5318 (struct cgraph_edge): Add fields lto_stmt_uid and
5319 call_stmt_cannot_inline_p.
5320 (cgraph_optimize): Declare.
5321 (cgraph_decide_is_function_needed): Declare.
5322 (reset_inline_failed): Declare.
5323 (enum LTO_cgraph_tags): Declare.
5324 (LTO_cgraph_tag_names): Declare.
5325 (LCC_NOT_FOUND): Define.
5327 2009-10-03 Doug Kwan <dougkwan@google.com>
5328 Rafael Espindola <espindola@google.com>
5329 Jan Hubicka <jh@suse.cz>
5330 Diego Novillo <dnovillo@google.com>
5331 Kenneth Zadeck <zadeck@naturalbridge.com>
5333 * passes.c (all_regular_ipa_passes): New.
5334 (all_ipa_passes): Rename to all_small_ipa_passes.
5335 (init_optimization_passes): Init all_regular_ipa_passes.
5336 * tree-pass.h (all_regular_ipa_passes): New.
5337 (all_ipa_passes): Rename to all_small_ipa_passes.
5338 * passes.c (all_lto_gen_passes): New.
5339 (init_optimization_passes): Initialize all_lto_gen_passes.
5340 (execute_ipa_summary_passes): Make non-static.
5341 (ipa_write_summaries_1): New.
5342 (ipa_write_summaries_2): New.
5343 (ipa_write_summaries): New.
5344 (ipa_write_summaries_of_cgraph_node_set): New.
5345 (ipa_read_summaries_1): New.
5346 (ipa_read_summaries): New.
5347 (execute_ipa_pass_list): Call cgraph_process_new_functions.
5348 (execute_regular_ipa_pass_list): Remove.
5349 (init_optimization_passes): Schedule
5350 pass_rebuild_cgraph_edges and pass_early_inline outside
5351 of pass_all_early_optimizations. Document reason.
5352 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
5353 pass_ipa_lto_finish_out): New pass.
5354 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
5355 (execute_all_ipa_transforms): New.
5356 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
5357 (dump_properties, debug_properties): New.
5358 * tree-optimize.c (gate_all_early_local_passes): Return
5359 false if we are in lto1.
5360 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
5361 * tree-pass.h (execute_all_ipa_transforms): Declare.
5362 (pass_ipa_function_and_variable_visibility): Declare.
5363 (pass_ipa_early_inline): Declare.
5364 (pass_ipa_lto_gimple_out): Declare.
5365 (pass_ipa_lto_wpa_fixup): Declare.
5366 (pass_ipa_lto_finish_out): Declare.
5367 (all_small_ipa_passes, all_regular_ipa_passes,
5368 all_lto_gen_passes): Declare.
5369 (execute_ipa_summary_passes): Declare.
5370 (execute_all_ipa_transforms): Declare.
5371 (ipa_write_summaries): Declare
5372 (ipa_write_summaries_of_cgraph_node_set): Declare.
5373 (ipa_read_summaries): Declare.
5375 2009-10-03 Doug Kwan <dougkwan@google.com>
5376 Ollie Wild <aaw@google.com>
5378 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
5380 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
5381 (lto_mode): New variable.
5382 (maybe_run_lto_and_relink): Handle the -fwpa option.
5383 (main): Handle the -fwpa option.
5384 (maybe_unlink_list): New function.
5385 * gcc.c (link_lto_options): Replace -flto with -fwpa.
5386 * common.opt (flto): New flag.
5387 * toplev.c (flag_generate_lto): Declare.
5389 2009-10-03 Simon Baldwin <simonb@google.com>
5391 * common.opt (flto-compression-level): New flag.
5393 * opts.c: Include lto-opts.h.
5394 (handle_option): Call lto_register_user_option for each
5395 valid option handled.
5396 (decode_options): Clear registered options before the options
5399 2009-10-03 Cary Coutant <ccoutant@google.com>
5401 * collect2.c (is_elf): New function.
5402 (scan_prog_file): Require LTO object to be in ELF format.
5404 2009-10-03 Rafael Espindola <espindola@google.com>
5406 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
5407 libgcc to the linker.
5409 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
5411 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
5412 (collect_execute): Add flags argument. Pass flags to pex_run. Update
5414 * collect2.h (collect_execute): Add flags argument.
5415 * tlink.c (tlink_execute): Update call to collect_execute.
5416 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
5417 (use_linker_plugin): New.
5418 (use_linker_plugin_spec_function): New.
5419 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
5420 (linker_plugin_file_spec): New.
5421 (lto_wrapper_spec): New.
5422 (lto_gcc_spec): New.
5423 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
5424 (static_spec_functions): Add use-linker-plugin.
5425 (process_command): Handle -use-linker-plugin.
5426 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
5427 linker_plugin_file_spec and lto_gcc_spec.
5428 (use_linker_plugin_spec_function): New.
5430 2009-10-03 Richard Guenther <rguenther@suse.de>
5434 * tree.h (is_lang_specific): Include LANG_TYPE.
5435 * tree.c (find_decls_types_r): Manually add interesting parts
5436 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
5438 * gimple.c (type_pair_hash): Make symmetric.
5439 (type_pair_eq): Likewise.
5440 (lookup_type_pair): Increase initial hashtable size.
5441 (gimple_force_type_merge): Rely on type-pair symmetry.
5442 (visit): Remove excessive checking code.
5443 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
5444 (gimple_register_type): Remove getenv calls, shrink initial
5448 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
5449 inline functions if not generating lto output.
5452 * toplev.c (finalize): In WPA mode remove the asm file.
5454 2009-10-03 Doug Kwan <dougkwan@google.com>
5456 * ipa-inline.c (cgraph_mark_inline): Check
5457 edge->call_stmt_cannot_inline_p instead of calling
5458 gimple_call_cannot_inline_p.
5459 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
5460 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
5461 (inline_generate_summary): Do nothing in LTRANS.
5462 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
5463 exists before calling gimple_call_cannot_inline_p.
5464 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
5465 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
5466 Update new_edge->lto_stmt_uid.
5467 * cgraphbuild.c (reset_inline_failed): New.
5469 * common.opt (fwpa): New flag.
5470 (fltrans): New option.
5471 * gcc.c (gcc_lto_option_t): New type.
5472 (current_lto_option): New variable.
5473 (lto_single_spec_function): Remove and is replaced by ..
5474 (lto_option_spec_function): New function.
5475 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
5476 passing the -flto flag.
5477 (cc1_options): Separate non-LTO related parts into ..
5478 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
5479 (lto1_options): New spec for lto FE.
5480 (link_lto_options): New spec for handling LTO flags in linker.
5481 (invoke_lto_single): Re-format to fit in 80 column. Replace
5482 lto-single with lto-option.
5483 (static_specs): Add cc1_non_lto_options, lto1_options and
5485 (static_spec_function): Replace lto-single with lto-option.
5486 (process_command): Handle -flto, -fwpa and -fltran by setting
5487 current_lto_option and not passing it to subprocess unconditionally.
5489 2009-10-03 Bill Maddox <maddox@google.com>
5491 Add `gcc' driver support for link-time code generation (LTO).
5493 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
5494 (lto_flag, lto_objects, lto_o_file): New variables.
5495 (struct lto_object, struct lto_object_list): New structures.
5496 (collect_exit, handler): Remove LTO temporary output file on exit.
5497 (add_lto_object): New function.
5498 (maybe_run_lto_and_relink): New function. Perform link time code
5499 generation and relinking for object files containing LTO information.
5500 (main): Invoke maybe_run_lto_and_relink().
5501 (dump_argv): New function. For debugging, currently disabled.
5502 (scan_prog_file): Add LTO information pass.
5503 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
5505 * toplev.c (compile_file): Emit assembler directive to create
5506 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
5508 2009-10-03 Diego Novillo <dnovillo@google.com>
5510 * c.opt: Add LTO to warn_abi and warn_psabi.
5512 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
5513 inline function. Ignore language-specific nodes. Update all users.
5514 (find_decls_types_r): Do not traverse the subtrees of
5515 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
5516 * tree.h (is_lang_specific): New.
5517 * langhooks.h (struct lang_hooks_for_decls): Remove
5518 may_need_assembler_name_p. Update all users.
5520 * c-common.c (set_builtin_user_assembler_name): Move ...
5521 * builtins.c (set_builtin_user_assembler_name): ... here.
5522 (is_builtin_name): Add comment
5523 (is_builtin_fn): New.
5524 * except.c (output_ttype): Only call
5525 lookup_type_for_runtime if TYPE is not a runtime type.
5527 * passes.c (register_pass): Call position_pass on
5528 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
5529 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
5530 (TV_IPA_LTO_DECL_IO): Define.
5531 (TV_IPA_LTO_CGRAPH_IO): Define.
5533 (TV_WHOPR_WPA): Define.
5534 (TV_WHOPR_WPA_IO): Define.
5535 (TV_WHOPR_LTRANS): Define.
5536 (TV_WHOPR_WPA_FIXUP): Define.
5537 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
5538 * tree-cfg.c (tree_node_can_be_shared): Make extern.
5539 * tree-flow.h (tree_node_can_be_shared): Declare.
5540 * tree-inline.c (tree_can_inline_p): Check that E has a
5541 statement associated with it.
5542 * tree.c (free_lang_data_in_binf): Factor out of ...
5543 (free_lang_data_in_type): ... here.
5544 Call RECORD_OR_UNION_TYPE_P.
5545 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
5546 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
5547 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
5548 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
5549 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
5550 (gate_free_lang_data): Return true if flag_generate_lto is set.
5551 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
5552 * c-common.h (set_builtin_user_assembler_name): Move ...
5553 * tree.h (set_builtin_user_assembler_name): ... here.
5555 * common.opt (flto-report): New flag.
5556 * opts.c (complain_wrong_lang): Do not complain if running lto1.
5557 * collect2.c (scan_prog_file): Send the error output of
5558 'nm' to HOST_BIT_BUCKET.
5560 2009-10-03 Ollie Wild <aaw@google.com>
5562 * langhooks-def.h (lhd_begin_section): New function declaration.
5563 (lhd_write_section): New function declaration.
5564 (lhd_end_section): New function declaration.
5565 (LANG_HOOKS_BEGIN_SECTION): New macro.
5566 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
5567 (LANG_HOOKS_END_SECTION): New macro.
5568 (LANG_HOOKS_LTO): New macro.
5569 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
5570 * langhooks.c (output.h): Add include.
5571 (saved_section): New static variable.
5572 (lhd_begin_section): New function.
5573 (lhd_write_section_data): New function.
5574 (lhd_end_section): New function.
5575 * langhooks.h (struct lang_hooks_for_lto): New structure.
5576 (struct lang_hooks): Add member lto.
5577 * Makefile.in (langhooks.o): Add dependency on output.h.
5579 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
5581 2009-10-03 Richard Guenther <rguenther@suse.de>
5583 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
5586 2009-10-03 Simon Baldwin <simonb@google.com>
5587 Richard Guenther <rguenther@suse.de>
5588 Janis Johnson <janis187@us.ibm.com>
5589 Doug Kwan <dougkwan@google.com>
5590 Diego Novillo <dnovillo@google.com>
5591 Ramana Radhakrishnan <ramana.r@gmail.com>
5592 Ollie Wild <aaw@google.com>
5594 * doc/install.texi: Add documentation for libelf and --enable-lto.
5595 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
5596 -flto-report, -flto-compression-level and -use-linker-plugin.
5597 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
5598 Add section for LTO Testing.
5600 2009-10-02 Cary Coutant <ccoutant@google.com>
5602 Add support for comdat type sections for DWARF v4.
5603 Merge from dwarf4 branch.
5605 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
5606 (dw_die_ref): Define vector type.
5607 (enum dw_val_class): Add dw_val_class_data8.
5608 (struct dw_val_struct): Add v.val_data8.
5609 (comdat_type_node_ref): New type.
5610 (struct die_struct): Move die_symbol into a union; add new field
5611 die_type_node. Change all uses.
5612 (comdat_type_node): New type.
5613 (skeleton_chain_node): New type.
5614 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
5615 (comdat_type_list): New variable.
5616 (dwarf_tag_name): Add DW_TAG_type_unit.
5617 (dwarf_attr_name): Add DW_AT_signature.
5618 (add_AT_data8): New function.
5619 (replace_child): New function.
5620 (move_all_children): New function.
5621 (print_signature): New function.
5622 (print_die): Print signature information; add dw_val_class_data8.
5623 (attr_checksum): Support dw_val_class_data8.
5624 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
5625 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
5626 (checksum_sleb128, checksum_uleb128): New functions.
5627 (checksum_die_context): New function.
5628 (loc_checksum_ordered): New function.
5629 (attr_checksum_ordered): New function.
5630 (struct checksum_attributes): New structure.
5631 (collect_checksum_attributes): New function.
5632 (die_checksum_ordered): New function.
5633 (generate_type_signature): New function.
5634 (same_dw_val_p): Add dw_val_class_data8.
5635 (is_symbol_die): Use new is_declaration_die function.
5636 (is_declaration_die): New function.
5637 (should_move_die_to_comdat): New function.
5638 (clone_die): New function.
5639 (clone_tree): New function.
5640 (clone_as_declaration): New function.
5641 (copy_declaration_context): New function.
5642 (generate_skeleton_ancestor_tree): New function.
5643 (generate_skeleton_bottom_up): New function.
5644 (generate_skeleton): New function.
5645 (remove_child_or_replace_with_skeleton): New function.
5646 (break_out_comdat_types): New function.
5647 (struct decl_table_entry): New type.
5648 (htab_decl_hash): New function.
5649 (htab_decl_eq): New function.
5650 (htab_decl_del): New function.
5651 (copy_ancestor_tree): New function.
5652 (copy_decls_walk): New function.
5653 (copy_decls_for_unworthy_types): New function.
5654 (build_abbrev_table): Don't assert on missing die_symbol when doing
5655 comdat type sections.
5656 (size_of_die): Use DW_FORM_sig8 for external references. Add
5658 (unmark_dies): Don't assert for unmarked dies when doing comdat
5660 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
5661 (output_signature): New function.
5662 (output_die): Likewise.
5663 (output_compilation_unit_header): Mark output as DWARF version 3
5664 even if generating DWARF 4.
5665 (output_comdat_type_unit): New function.
5666 (output_line_info): Mark output as DWARF version 3 even if generating
5668 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
5670 (dwarf2out_end_source_file): Likewise.
5671 (prune_unused_types_walk_attribs): Don't follow references into
5672 comdat type sections.
5673 (prune_unused_types_mark): When generating type units, do not mark
5674 children of non-defining declarations of types; do mark children of
5676 (prune_unused_types): Process comdat type sections.
5677 (htab_ct_hash): New function.
5678 (htab_ct_eq): New function.
5679 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
5680 Add a pointer to the line table from type unit entries so
5681 DW_AT_decl_file has meaning.
5682 * varasm.c (default_elf_asm_named_section): Use identifier name as
5683 comdat key instead of lang hook.
5685 2009-10-02 Neil Vachharajani <nvachhar@google.com>
5687 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
5689 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
5691 * config/i386/i386.md (SWIM248): New mode iterator.
5692 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
5693 divmodhi4 patterns using SWIM248 macro.
5694 (*divmod<mode>4): Macroize insn_and_split pattern from
5695 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
5696 and their corresponding splitters usign SWIM248 macro. Split SImode
5697 insn to generate cltd and DImode insn to generate cqto instead of
5698 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
5699 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
5700 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
5701 *divmodsi_noext patterns using SWIM248 macro.
5702 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
5703 udivmodhi4 patterns using SWIM248 macro.
5704 (*udivmod<mode>4): Macroize insn_and_split pattern from
5705 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
5706 corresponding splitters using SWIM248 macro.
5707 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
5708 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
5710 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
5712 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
5713 of zero-sized element is zero-sized regardless of its extent.
5715 2009-10-02 Jakub Jelinek <jakub@redhat.com>
5718 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
5719 * configure: Regenerated.
5720 * config.in: Regenerated.
5721 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
5722 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
5723 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
5724 not emitting .eh_frame, emit .cfi_sections .debug_frame
5729 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
5730 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
5732 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
5733 vars use DECL_RTL with resetting it back to NULL afterwards.
5734 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
5735 rtx_equal_p instead of asserting it is a SYMBOL_REF.
5736 (value_format): For dw_val_class_addr only use DW_FORM_addr if
5737 the attribute type allows it, otherwise use DW_FORM_dataN.
5738 (mem_loc_descriptor): Handle CONST_STRING.
5739 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
5740 Handle MEM with CONST_STRING address using add_AT_string.
5741 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
5742 CONST_STRING for const arrays initialized with a string literal.
5743 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
5744 (dwarf2out_finish): Call resolve_addr.
5746 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
5747 Maxim Kuvyrkov <maxim@codesourcery.com>
5749 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
5751 2009-10-02 Nick Clifton <nickc@redhat.com>
5753 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
5754 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
5756 2009-10-01 Jan Hubicka <jh@suse.cz>
5758 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
5759 (cgraph_create_virtual_clone): Just pass redirect_callers
5761 * cgraph.h (cgraph_clone_node): Update prototype.
5762 * ipa-pure-const.c (self_recursive_p): New function.
5763 (propagate): Use it.
5764 * ipa-inline.c (cgraph_clone_inlined_nodes,
5765 cgraph_decide_recursive_inlining): Update.
5767 2009-10-01 David Daney <ddaney@caviumnetworks.com>
5769 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
5770 instructions for TARGET_OCTEON.
5772 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5774 * config/arm/arm.c (arm_override_options): Turn off
5775 flag_dwarf2_cfi_asm for AAPCS variants.
5777 2009-10-01 Martin Jambor <mjambor@suse.cz>
5780 * tree-sra.c (convert_callers): Do not call
5781 compute_inline_parameters on one caller more than once.
5783 2009-10-01 Nick Clifton <nickc@redhat.com>
5785 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
5786 an empty string if not already defined.
5788 2009-10-01 Martin Jambor <mjambor@suse.cz>
5791 * tree-sra.c (is_va_list_type): New function.
5792 (find_var_candidates): Call is_va_list_type.
5793 (find_param_candidates): Check that the type or the type pointed
5794 to are not va_list types.
5796 2009-10-01 Martin Jambor <mjambor@suse.cz>
5799 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
5800 DECL_ARTIFICIAL (param_decl) is true.
5802 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
5804 * tree.h (tree_decl_common::lang_flag_8): New.
5805 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
5807 * c-common.h (RID_CONSTEXPR): New.
5809 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
5811 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
5812 Use ref-all pointers.
5813 (alpha_gimplify_va_arg): Ditto.
5815 2009-09-30 Jakub Jelinek <jakub@redhat.com>
5818 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
5819 before insn counting loop now that BB_END (bb) is counted. Ensure
5820 the return value isn't zero.
5822 2009-09-30 Nick Clifton <nickc@redhat.com>
5824 * config.gcc (sh-symbianelf): Replace definition of extra_objs
5825 with separate definitions of c_target_objs and cxx_target_objs.
5826 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
5828 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
5829 sh_symbian_import_export_class.
5830 * config/sh/sh-protos.h: Fix names of exported symbian functions.
5831 * config/sh/symbian.c: Delete, moving code into...
5832 * config/sh/symbian-base.c: ... here
5833 * config/sh/symbian-c.c: ... and here
5834 * config/sh/symbian-cxx.c: ... and here.
5836 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
5839 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
5840 of plus RTX into register.
5842 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5844 * doc/install.texi: Linguistic and markup fixes.
5845 (Configuration) <--disable-cpp>: Remove description.
5846 <--enable-maintainer-mode>: Autotools files are affected, too.
5847 <--with-sysroot>: Improve description.
5848 (Building): Bump required GNU make version.
5850 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
5852 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
5853 (x86_64-*-*): Ditto.
5855 * config/i386/fma4intrin.h: New file, provide common x86 compiler
5856 intrinisics for FMA4.
5857 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
5858 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
5859 Add FMA4 check and fma4intrin.h.
5860 * config/i386/i386-c.c(ix86_target_macros_internal): Check
5862 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
5863 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
5864 constant for FMA4 support.
5865 (UNSPEC_FMA4_FMADDSUB): Ditto.
5866 (UNSPEC_FMA4_FMSUBADD): Ditto.
5867 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
5868 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
5869 (ix86_expand_fma4_multiple_memory): Ditto.
5870 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
5871 (OPTION_MASK_ISA_FMA4_UNSET): New.
5872 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
5873 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
5874 (ix86_handle_option): Handle -mfma4.
5875 (isa_opts): Handle -mfma4.
5876 (enum pta_flags): Add PTA_FMA4.
5877 (override_options): Add FMA4 support.
5878 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
5879 (IX86_BUILTIN_VFMADDSD): Ditto.
5880 (IX86_BUILTIN_VFMADDPS): Ditto.
5881 (IX86_BUILTIN_VFMADDPD): Ditto.
5882 (IX86_BUILTIN_VFMSUBSS): Ditto.
5883 (IX86_BUILTIN_VFMSUBSD): Ditto.
5884 (IX86_BUILTIN_VFMSUBPS): Ditto.
5885 (IX86_BUILTIN_VFMSUBPD): Ditto.
5886 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
5887 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
5888 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
5889 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
5890 (IX86_BUILTIN_VFNMADDSS): Ditto.
5891 (IX86_BUILTIN_VFNMADDSD): Ditto.
5892 (IX86_BUILTIN_VFNMADDPS): Ditto.
5893 (IX86_BUILTIN_VFNMADDPD): Ditto.
5894 (IX86_BUILTIN_VFNMSUBSS): Ditto.
5895 (IX86_BUILTIN_VFNMSUBSD): Ditto.
5896 (IX86_BUILTIN_VFNMSUBPS): Ditto.
5897 (IX86_BUILTIN_VFNMSUBPD): Ditto.
5898 (IX86_BUILTIN_VFMADDPS256): Ditto.
5899 (IX86_BUILTIN_VFMADDPD256): Ditto.
5900 (IX86_BUILTIN_VFMSUBPS256): Ditto.
5901 (IX86_BUILTIN_VFMSUBPD256): Ditto.
5902 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
5903 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
5904 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
5905 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
5906 (IX86_BUILTIN_VFNMADDPS256): Ditto.
5907 (IX86_BUILTIN_VFNMADDPD256): Ditto.
5908 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
5909 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
5910 (enum multi_arg_type): New enum for describing the various FMA4
5911 intrinsic argument types.
5912 (bdesc_multi_arg): New table for FMA4 intrinsics.
5913 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
5914 (ix86_expand_multi_arg_builtin): New function for creating FMA4
5916 (ix86_expand_builtin): Add FMA4 intrinsic support.
5917 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
5918 operand instructions.
5919 (ix86_expand_fma4_multiple_memory): New function to split the
5920 second memory reference from FMA4 instructions.
5921 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
5922 (ssemodesuffixf2s): Ditto.
5923 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
5925 (fma4_fmsub<mode>4): Ditto.
5926 (fma4_fnmadd<mode>4): Ditto.
5927 (fma4_fnmsub<mode>4): Ditto.
5928 (fma4_vmfmadd<mode>4): Ditto.
5929 (fma4_vmfmsub<mode>4): Ditto.
5930 (fma4_vmfnmadd<mode>4): Ditto.
5931 (fma4_vmfnmsub<mode>4): Ditto.
5932 (fma4_fmadd<mode>4256): Ditto.
5933 (fma4_fmsub<mode>4256): Ditto.
5934 (fma4_fnmadd<mode>4256): Ditto.
5935 (fma4_fnmsub<mode>4256): Ditto.
5936 (fma4_fmaddsubv8sf4): Ditto.
5937 (fma4_fmaddsubv4sf4): Ditto.
5938 (fma4_fmaddsubv4df4): Ditto.
5939 (fma4_fmaddsubv2df4): Ditto.
5940 (fma4_fmsubaddv8sf4): Ditto.
5941 (fma4_fmsubaddv4sf4): Ditto.
5942 (fma4_fmsubaddv4df4): Ditto.
5943 (fma4_fmsubaddv2df4): Ditto.
5944 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
5945 instructions for intrinsics.
5946 (fma4i_fmsub<mode>4): Ditto.
5947 (fma4i_fnmadd<mode>4): Ditto.
5948 (fma4i_fnmsub<mode>4): Ditto.
5949 (fma4i_vmfmadd<mode>4): Ditto.
5950 (fma4i_vmfmsub<mode>4): Ditto.
5951 (fma4i_vmfnmadd<mode>4): Ditto.
5952 (fma4i_vmfnmsub<mode>4): Ditto.
5953 (fma4i_fmadd<mode>4256): Ditto.
5954 (fma4i_fmsub<mode>4256): Ditto.
5955 (fma4i_fnmadd<mode>4256): Ditto.
5956 (fma4i_fnmsub<mode>4256): Ditto.
5957 (fma4i_fmaddsubv8sf4): Ditto.
5958 (fma4i_fmaddsubv4sf4): Ditto.
5959 (fma4i_fmaddsubv4df4): Ditto.
5960 (fma4i_fmaddsubv2df4): Ditto.
5961 (fma4i_fmsubaddv8sf4): Ditto.
5962 (fma4i_fmsubaddv4sf4): Ditto.
5963 (fma4i_fmsubaddv4df4): Ditto.
5964 (fma4i_fmsubaddv2df4): Ditto.
5966 * doc/invoke.texi (-mfma4): Add documentation.
5967 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
5969 2009-09-29 Richard Henderson <rth@redhat.com>
5971 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
5972 an edge to the new destination block.
5974 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5977 * pa.c (hppa_profile_hook): Use
5978 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
5980 2009-09-29 Steve Ellcey <sje@cup.hp.com>
5981 Alexander Monakov <amonakov@ispras.ru>
5984 * config/ia64/predicates.md (not_postinc_destination_operand): New.
5985 (not_postinc_memory_operand): New.
5986 (not_postinc_move_operand): New.
5987 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
5988 (*cmovsi_internal): Ditto.
5990 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
5992 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
5993 restrict issue_rate in first pass when scheduling for register
5996 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
5997 Rafael Avila de Espindola <espindola@google.com>
5999 * gengtype.c (plugin_output): New.
6000 (get_output_file_with_visibility): Return plugin_output for plugins.
6001 (main): Parse and use the -P option.
6002 * gty.texi: Update the command line format.
6004 2009-09-29 Jakub Jelinek <jakub@redhat.com>
6007 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
6009 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
6010 out if !const_ok_for_output.
6013 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
6014 case VAR_LOCATION>: Remove gcc_unreachable ().
6016 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
6018 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
6019 (x86_64-*-*): Ditto.
6020 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
6021 back to smmintrin.h.
6022 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
6023 * config/i386/x86intrin.h: Remove SSE5.
6024 * config/i386/mmintrin-common.h: Delete file.
6025 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
6027 2009-09-29 Richard Guenther <rguenther@suse.de>
6029 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
6030 resulting from stack temporaries on STRICT_ALIGNMENT targets.
6032 2009-09-29 Nick Clifton <nickc@redhat.com>
6034 * function.c (current_function_name): If there is no current
6035 function just return "<none>".
6037 2009-09-28 Sriraman Tallam <tmsriram@google.com>
6039 * tree-pass.h (register_pass_info): New structure.
6040 (pass_positioning_ops): Move enum from gcc-plugin.h.
6041 (register_pass): New function.
6042 * gcc-plugin.h (plugin_pass): Delete structure.
6043 (pass_positioning_ops): Delete enum.
6044 * plugin.c (regsiter_pass): Delete function.
6045 (position_pass): Delete function.
6046 (added_pass_nodes): Delete variable.
6047 (prev_added_pass_nodes): Delete variable.
6048 (pass_list_node): Delete structure.
6049 * passes.c (make_pass_instance): New function.
6050 (next_pass_1): Change to call make_pass_instance.
6051 (pass_list_node): Move structure from gcc-plugin.h.
6052 (added_pass_nodes): Move variable from plugin.c.
6053 (prev_added_pass_nodes): Move variable from plugin.c.
6054 (position_pass): New function.
6055 (register_pass): New function.
6057 2009-09-28 Easwaran Raman <eraman@google.com>
6059 * ifcvt.c (noce_try_abs): Recognize pattern and call
6060 expand_one_cmpl_abs_nojump.
6061 * optabs.c (expand_one_cmpl_abs_nojump): New function.
6062 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
6064 2009-09-28 Ian Lance Taylor <iant@google.com>
6067 * c-opts.c (c_common_handle_option): Don't set
6068 warn_jump_misses_init for -Wall.
6069 * doc/invoke.texi (Warning Options): Update documentation.
6071 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6073 * Makefile.in ($(out_object_file)): Depend on
6074 gt-$(basename $(notdir $(out_file))).h.
6076 2009-09-28 Richard Henderson <rth@redhat.com>
6078 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
6079 * except.c (gen_eh_region): Set it.
6080 (duplicate_eh_regions_1): Copy it.
6081 * tree-eh.c (lower_resx): Use it to determine which function
6084 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
6085 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
6086 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
6087 * tree.c (build_common_builtin_nodes): Remove parameter. Build
6088 BUILT_IN_CXA_END_CLEANUP if necessary.
6090 * c-common.c (c_define_builtins): Update call to
6091 build_common_builtin_nodes.
6093 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6095 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
6097 2009-09-28 Michael Matz <matz@suse.de>
6099 * builtins.c (interclass_mathfn_icode): New helper.
6100 (expand_builtin_interclass_mathfn): Use it here, and split folding
6102 (fold_builtin_interclass_mathfn): ... this new folder.
6103 (build_call_nofold_loc): New static helper.
6104 (build_call_nofold): New wrapper macro for above.
6105 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
6106 (expand_builtin_pow): Ditto.
6107 (expand_builtin_memset_args): Ditto.
6108 (expand_builtin_printf): Ditto.
6109 (expand_builtin_fprintf): Ditto.
6110 (expand_builtin_sprintf): Ditto.
6111 (expand_builtin_memory_chk): Ditto.
6112 (expand_builtin_mempcpy_args): Ditto and don't call folders.
6113 (expand_builtin_stpcpy): Ditto.
6114 (expand_builtin_strcmp): Ditto.
6115 (expand_builtin_strncmp): Ditto.
6116 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
6117 (expand_builtin_strcpy_args): Don't call folders.
6118 (expand_builtin_memcmp): Ditto.
6119 (expand_builtin_strncpy): Ditto, and use target.
6120 (expand_builtin_memcpy): Ditto.
6121 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
6122 expand_builtin_strpbrk, expand_builtin_memmove,
6123 expand_builtin_memmove_args, expand_builtin_bcopy,
6124 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
6125 expand_builtin_strspn, expand_builtin_strcspn,
6126 expand_builtin_fputs): Remove these.
6127 (expand_builtin): Don't call the above, change calls to other
6128 expanders that changed prototype.
6129 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
6130 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
6131 fold_builtin_interclass_mathfn.
6132 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
6133 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
6135 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
6136 * passes.c (init_optimization_passes): Move pass_fold_builtins
6137 after last phiopt pass.
6138 * tree-inline.c (fold_marked_statements): When folding builtins
6139 iterate over all instruction potentially generated.
6140 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
6142 (fold_gimple_call): Use it to always fold calls (into potentially
6143 multiple instructions).
6144 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
6145 calls into zero at this time.
6146 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
6147 statements generated by builtin folding.
6149 2009-09-28 Nick Clifton <nickc@redhat.com>
6151 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
6153 2009-09-28 Duncan Sands <baldrick@free.fr>
6155 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
6156 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
6157 (register_callback): Dispatch it.
6158 (invoke_plugin_callbacks): Incorporate in sanity check.
6159 * ggc.h (ggc_register_cache_tab): Add declaration.
6160 * ggc-common.c (ggc_register_root_tab): Simplify.
6161 (const_ggc_cache_tab_t): New typedef.
6162 (extra_cache_vec): New vector of dynamically added cache tables.
6163 (ggc_register_cache_tab): New function.
6164 (ggc_scan_cache_tab): New function.
6165 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
6166 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
6168 2009-09-27 Richard Henderson <rth@redhat.com>
6170 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
6171 which we remove __builtin_stack_restore.
6173 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
6175 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
6176 to test for GRD_INVARIANT.
6177 (simple_rhs_p): Anything that's function_invariant_p is fine.
6179 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
6181 * gengtype.c (main): Use plunge_files instead of plugin_output.
6183 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
6184 Rafael Avila de Espindola <espindola@google.com>
6186 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
6187 Don't print pch related info if it is false.
6188 (main): Don't print pch info in plugin mode.
6190 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
6192 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
6193 with dw_val_class_const_double.
6194 (struct dw_val_struct): Replace val_long_long with val_double and
6195 adjust for above change.
6196 (output_loc_operands): Likewise.
6197 (add_AT_long_long): Rename into...
6198 (add_AT_double): ...this.
6199 (print_die): Replace dw_val_class_long_long with
6200 dw_val_class_const_double and adjust.
6201 (attr_checksum): Likewise.
6202 (same_dw_val_p): Likewise.
6203 (size_of_die): Likewise.
6204 (value_format): Likewise.
6205 (output_die): Likewise.
6206 (loc_descriptor) <CONST_DOUBLE>: Likewise.
6207 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
6208 instead of add_AT_long_long.
6209 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
6210 value with the precision of its type.
6212 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
6215 * c-typeck.c (build_conditional_expr): Use the readonly and
6216 volatile flags of the operand types, not of the operands itself.
6218 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
6220 * collect2.c (main): Look for -brtl before adding libraries.
6222 2009-09-27 Jonathan Gray <jsg@openbsd.org>
6224 * config.gcc: Update OpenBSD targets.
6225 * config/openbsd-stdint.h: New file.
6226 * config/openbsd-libpthread.h: New file.
6227 * config/openbsd.h: Update and break out LIB_SPEC definition.
6228 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
6229 * config/i386/openbsdelf.h: Correct types.
6230 * config/m68k/openbsd.h: Likewise.
6231 * config/mips/openbsd.h: Likewise.
6232 * config/vax/openbsd.h: Likewise.
6234 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
6236 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
6237 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
6238 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
6239 of the length and zero.
6241 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6243 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
6244 (FLAGS_H): Add options.h $(REAL_H).
6245 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
6246 (TREE_VECTORIZER_H): New.
6247 (EBITMAP_H): Renamed from EBIMAP_H.
6248 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
6249 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
6250 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
6251 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
6252 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
6253 (graphite-clast-to-gimple.o, graphite-dependences.o)
6254 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
6255 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
6256 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
6257 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
6258 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
6259 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
6260 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
6261 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
6262 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
6263 updated and fixed as per above changes and per
6264 check_makefile_deps.sh output.
6267 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
6268 * configure: Regenerate.
6270 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6272 * doc/install.texi: Update minimum MPC version to 0.7.
6274 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
6276 * doc/install.texi (Binaries): Remove reference to the binary
6277 distribution CD-ROM from the FSF.
6279 2009-09-26 Michael Matz <matz@suse.de>
6283 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
6284 that are mentioned in the body.
6286 2009-09-26 Michael Matz <matz@suse.de>
6288 PR tree-optimization/41454
6289 * tree-ssa-dom (stmts_to_rescan): Remove variable.
6290 (tree_ssa_dominator_optimize): Don't allocate and free it.
6291 (dom_opt_leave_block): Don't iterate over it.
6292 (eliminate_redundant_computations): Don't return a value.
6293 (cprop_operand, cprop_into_stmt): Ditto.
6294 (optimize_stmt): Don't defer updating stmts.
6296 2009-09-25 Dodji Seketeli <dodji@redhat.com>
6298 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
6299 generic_parameter_die, template_parameter_pack_die,
6300 gen_formal_parameter_die, gen_subprogram_die): Adjust after
6301 renaming DW_TAG_formal_parameter_pack and
6302 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
6303 and DW_TAG_GNU_template_parameter_pack.
6305 2009-09-25 Anatoly Sokolov <aesok@post.ru>
6307 * config/v850/v850.h (FUNCTION_VALUE): Remove.
6308 * config/v850/v850.c (v850_function_value): New function.
6309 (TARGET_FUNCTION_VALUE): Define.
6311 2009-09-25 Jakub Jelinek <jakub@redhat.com>
6313 * tree-vect-stmts.c (vectorizable_call): Call
6314 mark_symbols_for_renaming after vect_finish_stmt_generation.
6316 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
6317 to loc_descriptor_from_tree.
6318 (add_location_or_const_value_attribute): Pass 0 instead of 2
6319 for decl_by_reference_p decls.
6321 2009-09-25 Richard Guenther <rguenther@suse.de>
6324 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
6327 2009-09-25 Ben Elliston <bje@au.ibm.com>
6329 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
6332 2009-09-25 Alan Modra <amodra@bigpond.net.au>
6334 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
6335 form of instruction.
6337 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6340 * fold-const.c (const_binop): Handle complex int division.
6341 * tree-complex.c (expand_complex_div_straight,
6342 expand_complex_div_wide): Update comments.
6344 2009-09-24 DJ Delorie <dj@redhat.com>
6347 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
6348 (reg_class): Likewise.
6349 (REG_CLASS_NAMES): Likewise.
6350 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
6351 (m32c_override_options): Disable -fivopts for M32C.
6353 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6355 * config/rs6000/predicates.md (indexed_or_indirect_operand):
6356 Delete VSX load/store with update support.
6357 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
6358 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
6362 (VStype_load_update): Ditto.
6363 (VStype_store_update): Ditto.
6364 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
6365 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
6367 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
6368 load/store with update builtins.
6370 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
6372 * libgcc2.c (L_trampoline): Prototype for getpagesize
6373 and mprotect in WINNT case.
6375 2009-09-24 Anatoly Sokolov <aesok@post.ru>
6377 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
6378 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
6379 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
6380 'outgoing' argument.
6381 (TARGET_FUNCTION_VALUE): Define.
6383 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6385 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
6387 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6390 * common.opt: Initialize dwarf_strict to -1.
6391 * toplev.c (process_options): Catch unset dwarf_strict
6392 and set to 0 for all targets not overriding.
6393 * config/darwin.c (darwin_override_options): Catch unset
6394 dwarf_strict and override to 1.
6396 2009-09-24 Jeff Law <law@redhat.com>
6398 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
6400 2009-09-24 Richard Guenther <rguenther@suse.de>
6402 PR tree-optimization/36143
6403 PR tree-optimization/38747
6404 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
6405 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
6407 2009-09-24 Jakub Jelinek <jakub@redhat.com>
6410 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
6411 return false instead of gcc_unreachable (). For CONST return the
6412 value returned by recursive call instead of always returning true.
6413 (tree_add_const_value_attribute): Return the value returned by
6414 add_const_value_attribute instead of always returning true if rtl
6417 2009-09-23 Justin Seyster <jrseys@gmail.com>
6419 * Makefile.in (PLUGIN_HEADERS): Include real.h.
6421 2009-09-24 Jakub Jelinek <jakub@redhat.com>
6423 * cgraphunit.c (cgraph_lower_function): Revert last change.
6424 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
6425 instead of DECL_NO_STATIC_CHAIN.
6426 * tree-cfg.c (verify_gimple_call): Likewise.
6427 * tree-nested.c (get_chain_decl, get_chain_field,
6428 convert_tramp_reference_op, convert_gimple_call): Likewise.
6429 (convert_all_function_calls): Likewise. Always set or clear
6430 DECL_STATIC_CHAIN initially, for !n->outer clear it.
6431 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
6432 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
6434 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
6435 DECL_NO_STATIC_CHAIN.
6436 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
6437 instead of DECL_NO_STATIC_CHAIN.
6438 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
6439 decl_function_context.
6440 * varasm.c (initializer_constant_valid_p): Likewise.
6441 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
6442 (DECL_STATIC_CHAIN): ... this.
6443 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
6444 instead of DECL_NO_STATIC_CHAIN.
6446 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
6447 Rafael Avila de Espindola <espindola@google.com>
6449 * gengtype.c (nb_plugin_files): Make it unsigned to match
6450 num_gt_files. Adjust other variables to avoid warnings.
6451 (main): Allocate an all zero lang_bitmap before each plugin file name
6452 to match regular file names.
6454 2009-09-23 Richard Henderson <rth@redhat.com>
6456 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
6457 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
6458 static chain passed in memory.
6459 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
6460 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
6461 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
6462 STATIC_CHAIN_REGNUM defined.
6464 * config/picochip/picochip-protos.h: s/class/klass/.
6465 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
6466 (picochip_static_chain): New.
6467 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
6468 (STATIC_CHAIN_INCOMING): Remove.
6470 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
6471 (xtensa_static_chain): New.
6472 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
6473 (STATIC_CHAIN_INCOMING): Remove.
6475 2009-09-23 Anatoly Sokolov <aesok@post.ru>
6477 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
6478 * config/pa/pa-protos.h (function_value): Remove.
6479 * config/pa/pa.c (pa_function_value): Rename from function_value.
6480 Make static, add 'outgoing' argument.
6481 (TARGET_FUNCTION_VALUE): Define.
6483 2009-09-23 Anatoly Sokolov <aesok@post.ru>
6485 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
6486 instead of cfun->machine->is_leaf.
6487 * config/avr/avr.h (machine_function): Remove is_leaf field.
6489 2009-09-23 Jakub Jelinek <jakub@redhat.com>
6492 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
6493 DW_OP_piece after DW_OP_stack_value, adjust size calculations
6494 for it, when DW_OP_stack_value and DW_OP_implicit_value has
6495 the same size, prefer DW_OP_stack_value.
6496 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
6497 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
6499 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
6502 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
6504 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
6507 * cfgexpand.c (convert_debug_memory_address): New.
6508 (expand_debug_expr): Convert base address and offset to the same
6509 mode. Use it to convert addresses to other modes. Accept
6512 2009-09-23 Dodji Seketeli <dodji@redhat.com>
6515 * function.h (types_used_by_vars_hash): Declare new hash table.
6516 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
6517 equality and hash function for the hash table.
6518 (types_used_by_cur_var_decl): Declare a new global chained list.
6519 (types_used_by_var_decl_insert): Declare new function.
6520 * function.c (types_used_by_vars_hash): Define the hashtable ...
6521 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
6522 its equality and hash functions.
6523 (hash_types_used_by_vars_entry): New hash helper.
6524 (types_used_by_cur_var_decl): Define the global chained list.
6525 (used_types_insert): Update the list of types used by the global
6526 variable being parsed.
6527 (types_used_by_var_decl_insert): Define new function.
6528 * c-common.h (record_types_used_by_current_var_decl): Declare ...
6529 * c-common.c (record_types_used_by_current_var_decl): ... new
6531 * c-decl.c (finish_decl): Record the types used by the global
6532 variable declaration we've just parsed.
6533 * dwarf2out.c (premark_used_types): Insert a new line between
6534 comment and function.
6535 (premark_used_types_helper): Fix comment.
6536 (premark_types_used_by_global_vars_helper,
6537 premark_types_used_by_global_vars): New functions.
6538 (prune_unused_types): Do not prune types used by global variables.
6540 2009-09-23 Richard Guenther <rguenther@suse.de>
6542 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
6543 produced for bigendian targets with promoted subregs.
6545 2009-09-23 Richard Guenther <rguenther@suse.de>
6547 * value-prof.c (gimple_ic): Purge old EH edges only after building
6550 2009-09-23 Nick Clifton <nickc@redhat.com>
6552 * config/arc/arc.c (arc_trampoline_init): Fix typo.
6554 2009-09-23 Jakub Jelinek <jakub@redhat.com>
6557 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
6560 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
6561 on non-nested functions.
6563 2009-09-23 Jakub Jelinek <jakub@redhat.com>
6564 Jan Hubicka <jh@suse.cz>
6566 * dwarf2out.c (loc_list_plus_const): Only define if
6567 DWARF2_DEBUGGING_INFO.
6568 (address_of_int_loc_descriptor): Likewise.
6571 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
6573 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
6576 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
6577 constant is more than zero.
6579 2009-09-23 Alan Modra <amodra@bigpond.net.au>
6582 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
6583 call final to emit non-scheduled prologue, instead insert at entry.
6585 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
6586 Joseph S. Myers <joseph@codesourcery.com>
6588 * doc/install.texi (*-*-freebsd*): Add proper format codes.
6590 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
6591 Rafael Avila de Espindola <espindola@google.com>
6593 * gengtype.c (is_file_equal): New function.
6594 (close_output_files): Use is_file_equal. Free of->buf.
6596 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
6597 Rafael Avila de Espindola <espindola@google.com>
6599 * gengtype.c (write_types, write_local): Add the output_header
6600 argument. Update all callers.
6602 2009-09-22 Dodji Seketeli <dodji@redhat.com>
6604 * dwarf2out.c (template_parameter_pack_die,
6605 gen_formal_parameter_pack_die ): New functions.
6606 (make_ith_pack_parameter_name): Remove this function.
6607 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
6608 DW_TAG_formal_parameter_pack.
6609 (gen_generic_params_dies): Represent each template parameter pack
6610 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
6611 represented by usual DW_TAG_template_*_parameter DIEs that are
6612 children of the DW_TAG_template_parameter_pack element DIE.
6613 (generic_parameter_die): This doesn't deal with parameter pack
6614 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
6615 of parameter pack DIEs.
6616 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
6617 in certain cases, e.g. for pack elements.
6618 (gen_formal_types_die, gen_decl_die): Adjust usage of
6619 gen_formal_parameter_die.
6620 (gen_subprogram_die): Represent each function parameter pack by a
6621 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
6622 represented by usual DW_TAG_formal_parameter DIEs that are children
6623 of the DW_TAG_formal_parameter_pack DIE. Remove references to
6624 ____builtin_va_alist decls as no part of the compiler uses those
6626 * langhooks.h (struct lang_hooks_for_decls): Add
6627 function_parm_expanded_from_pack_p, get_generic_function_decl
6628 and function_parameter_pack_p hooks. Fix comment for
6629 get_innermost_generic_parms hook.
6630 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
6631 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
6632 macros and use them to initialize lang_hook.
6634 2009-09-22 Richard Henderson <rth@redhat.com>
6636 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
6637 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
6638 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
6639 on TRAMPOLINE_TEMPLATE.
6640 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
6641 TRAMPOLINE_ADJUST_ADDRESS.
6642 * targhooks.c (default_asm_trampoline_template): Remove.
6643 (default_trampoline_adjust_address): Remove.
6644 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
6645 * targhooks.h: Update decls.
6647 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6649 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
6650 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
6651 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
6653 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
6656 * reload1.c (reload): Reset debug insns with pseudos without
6659 2009-09-22 Janis Johnson <janis187@us.ibm.com>
6661 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
6662 unconditional true for decimal float modes.
6663 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
6664 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
6666 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
6668 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
6669 Enable a new case for __FreeBSD__ >= 7.
6670 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
6671 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
6672 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
6673 and USE_LD_AS_NEEDED.
6675 * doc/install.texi (*-*-freebsd*): Update target information.
6677 2009-09-22 Richard Guenther <rguenther@suse.de>
6680 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
6681 arrays really properly.
6683 2009-09-22 Richard Henderson <rth@redhat.com>
6686 * target.h (struct gcc_target): Add asm_out.trampoline_template,
6687 calls.static_chain, calls.trampoline_init,
6688 calls.trampoline_adjust_address.
6689 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6690 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
6691 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6692 * builtins.c (expand_builtin_setjmp_receiver): Use
6693 targetm.calls.static_chain; only clobber registers.
6694 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
6695 set up memory attributes properly for the trampoline block.
6696 (expand_builtin_adjust_trampoline): Use
6697 targetm.calls.trampoline_adjust_address.
6698 * calls.c (prepare_call_address): Add fndecl argument. Use
6699 targetm.calls.static_chain.
6700 * df-scan.c (df_need_static_chain_reg): Remove.
6701 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
6702 consolodate static chain handling.
6703 * doc/tm.texi: Document new hooks.
6704 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
6705 (init_emit_regs): Don't initialize them.
6706 * expr.h (prepare_call_address): Update decl.
6707 * final.c (profile_function): Use targetm.calls.static_chain.
6708 * function.c (expand_function_start): Likewise.
6709 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
6710 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
6711 only clobber registers.
6712 * targhooks.c (default_static_chain): New.
6713 (default_asm_trampoline_template, default_trampoline_init): New.
6714 (default_trampoline_adjust_address): New.
6715 * targhooks.h: Declare them.
6716 * varasm.c (assemble_trampoline_template): Use
6717 targetm.asm_out.trampoline_template. Make the memory block const
6720 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
6721 alpha_initialize_trampoline. Make static. Merge VMS parameter
6722 differences into the TARGET_ABI_OPEN_VMS code block.
6723 (TARGET_TRAMPOLINE_INIT): New.
6724 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
6725 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
6726 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
6727 (INITIALIZE_TRAMPOLINE): Remove.
6729 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
6730 (TRAMPOLINE_TEMPLATE): Merge with ...
6731 (INITIALIZE_TRAMPOLINE): ... this and move ...
6732 * config/arc/arc.c (arc_trampoline_init): ... here.
6733 (TARGET_TRAMPOLINE_INIT): New.
6735 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6736 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6737 (arm_asm_trampoline_template): New.
6738 (arm_trampoline_init, arm_trampoline_adjust_address): New.
6739 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
6740 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
6741 code to arm_asm_trampoline_template.
6742 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
6743 arm_trampoline_adjust_address.
6744 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
6745 adjust for target hook parameters.
6747 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
6750 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
6751 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
6752 (bfin_trampoline_init): Rename from initialize_trampoline;
6753 make static; update for target hook parameters.
6754 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
6755 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
6756 bfin_asm_trampoline_template.
6757 (INITIALIZE_TRAMPOLINE): Remove.
6759 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6760 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
6761 cris_trampoline_init): New.
6762 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
6763 cris_asm_trampoline_template.
6764 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
6765 adjust for target hook parameters.
6767 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
6769 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6770 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
6771 fr30_trampoline_init): New.
6772 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
6773 fr30_asm_trampoline_template.
6774 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
6775 adjust for target hook parameters.
6777 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
6778 (frv_trampoline_init): Rename from frv_initialize_trampoline;
6779 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
6780 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
6781 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
6783 * config/h8300/h8300.c (h8300_trampoline_init): New.
6784 (TARGET_TRAMPOLINE_INIT): New.
6785 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
6786 to h8300_trampoline_init and adjust for hook parameters.
6788 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
6789 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
6790 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
6791 make static; adjust for hook parameters.
6792 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
6794 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6795 (TARGET_TRAMPOLINE_INIT): New.
6796 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
6797 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
6798 iq2000_asm_trampoline_template.
6799 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
6800 (TRAMPOLINE_CODE_SIZE): New.
6801 (TRAMPOLINE_SIZE): Use it.
6802 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
6804 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
6805 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
6806 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
6807 adjust for hook parameters.
6808 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
6810 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
6811 (m32r_trampoline_init): New.
6812 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
6813 m32r_trampoline_init.
6815 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
6816 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
6817 make static; update for hook parameters.
6818 * config/m68hc11/m68hc11-protos.h: Update.
6819 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
6821 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6822 (TARGET_TRAMPOLINE_INIT): New.
6823 (mcore_function_value): Fix typo.
6824 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
6825 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
6826 to mcore_asm_trampoline_template.
6827 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
6829 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
6830 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
6831 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
6832 update for hook parameters.
6833 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
6835 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6836 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6837 mips_trampoline_init): New.
6838 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
6839 mips_asm_trampoline_template.
6840 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
6841 update for hook parameters.
6843 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6844 (TARGET_TRAMPOLINE_INIT): New.
6845 (mmix_trampoline_size): Remove.
6846 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
6847 make static. Remove out-of-date tetra vs octa comment.
6848 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
6849 make static; update for hook parameters.
6850 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
6851 (INITIALIZE_TRAMPOLINE): Remove.
6852 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
6853 (TRAMPOLINE_ALIGNMENT): New.
6854 * gcc/config/mmix/mmix-protos.h: Update.
6856 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6857 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6858 mn10300_trampoline_init): New.
6859 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
6860 mn10300_asm_trampoline_template.
6861 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
6863 * config/moxie/moxie.c (moxie_static_chain,
6864 moxie_asm_trampoline_template, moxie_trampoline_init,
6865 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
6866 TARGET_TRAMPOLINE_INIT): New.
6867 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
6868 moxie_trampoline_init.
6869 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
6870 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
6872 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6873 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6874 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
6875 pa_trampoline_adjust_address): New.
6876 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
6877 pa_asm_trampoline_template.
6878 (TRAMPOLINE_ALIGNMENT): New.
6879 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
6880 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
6881 adjust for hook parameters.
6882 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
6884 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
6885 (TARGET_TRAMPOLINE_INIT): New.
6886 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
6887 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
6889 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
6891 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
6892 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
6893 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
6894 make static; adjust parameters for the hook.
6895 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
6897 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
6898 s390_trampoline_template; make static.
6899 (s390_trampoline_init): Rename from s390_initialize_trampoline;
6900 make static; adjust for target hook.
6901 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
6902 * config/s390/s390-protos.h: Remove trampoline decls.
6903 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
6904 (TRAMPOLINE_TEMPLATE): Remove.
6905 (TRAMPOLINE_ALIGNMENT): New.
6907 * config/score/score-protos.h (score_initialize_trampoline): Remove.
6908 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6909 (TARGET_TRAMPOLINE_INIT): New.
6910 (score_asm_trampoline_template): New.
6911 (score_trampoline_init): Rename from score_initialize_trampoline;
6912 make static; adjust for hook parameters.
6913 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
6914 score[37]_asm_trampoline_template.
6915 (INITIALIZE_TRAMPOLINE): Remove.
6916 * config/score/score3.c (score3_asm_trampoline_template): New.
6917 (score3_trampoline_init): Rename from score3_initialize_trampoline;
6918 adjust for target hook.
6919 * config/score/score7.c (score7_asm_trampoline_template): New.
6920 (score7_trampoline_init): Rename from score7_initialize_trampoline;
6921 adjust for target hook.
6922 * config/score/score3.h, config/score/score7.h: Update.
6924 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
6925 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
6926 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6927 (sh_trampoline_init): Rename from sh_initialize_trampoline;
6928 make static; adjust for target hook parameters.
6929 (sh_trampoline_adjust_address): New.
6930 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
6931 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
6933 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
6934 (sparc32_initialize_trampoline): Rename from
6935 sparc_initialize_trampoline; make static; replace tramp parameter
6936 with m_tramp and update memory accesses.
6937 (sparc64_initialize_trampoline): Similarly.
6938 (sparc_trampoline_init): New.
6939 * config/sparc/sparc-protos.h: Remove trampoline decls.
6940 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
6941 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
6943 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
6944 (array_to_constant): Make ARR parameter const.
6945 (spu_trampoline_init): Rename from spu_initialize_trampoline;
6946 make static; update for hook parameters.
6947 * config/spu/spu-protos.h: Update decls.
6948 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
6950 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
6951 from xstormy16_initialize_trampoline; make static; update for
6953 (TARGET_TRAMPOLINE_INIT): New.
6954 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
6956 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6957 (TARGET_TRAMPOLINE_INIT): New.
6958 (v850_can_eliminate): Make static.
6959 (v850_asm_trampoline_template, v850_trampoline_init): New.
6960 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
6961 v850_asm_trampoline_template.
6962 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
6963 and adjust for target hook parameters.
6965 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6966 (TARGET_TRAMPOLINE_INIT): New.
6967 (vax_asm_trampoline_template, vax_trampoline_init): New.
6968 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
6969 vax_asm_trampoline_template.
6970 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
6972 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6973 (TARGET_TRAMPOLINE_INIT): New.
6974 (xtensa_asm_trampoline_template): Rename from
6975 xtensa_trampoline_template; make static.
6976 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
6977 make static; update for hook parameters.
6978 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
6979 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
6980 (INITIALIZE_TRAMPOLINE): Remove.
6982 * config/i386/i386.c (ix86_function_regparm): Do not issue an
6983 error for nested functions with regparm=3.
6984 (ix86_compute_frame_layout): Adjust frame pointer offset for
6985 ix86_static_chain_on_stack.
6986 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
6987 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
6988 don't reset to UNITS_PER_WORD.
6989 (ix86_emit_leave): Adjust ix86_cfa_state.
6990 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
6991 (ix86_static_chain): New.
6992 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
6993 make static; update for target hook parameters; use ix86_static_chain.
6994 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
6995 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
6996 (INITIALIZE_TRAMPOLINE): Remove.
6997 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
6998 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
6999 to the end. Add static_chain_on_stack.
7000 (ix86_static_chain_on_stack): New.
7002 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
7003 (m68k_output_mi_thunk): Don't use static_chain_rtx.
7004 (m68k_trampoline_init): New.
7005 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
7006 m68k_trampoline_init and adjust for hook parameters.
7007 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
7008 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
7010 2009-09-22 Jakub Jelinek <jakub@redhat.com>
7012 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
7013 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
7015 * reload1.c (reload): Call wrap_constant when substituting
7016 reg for equiv inside of DEBUG_INSNs.
7019 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
7020 add_call_src_coords_attributes, add_high_low_attributes,
7021 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
7022 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
7023 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
7024 when -gdwarf-2 -gstrict-dwarf.
7025 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
7026 -gdwarf-[23] -gstrict-dwarf.
7027 (address_of_int_loc_descriptor, loc_descriptor,
7028 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
7029 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
7030 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
7032 2009-09-22 Richard Guenther <rguenther@suse.de>
7034 PR tree-optimization/41428
7035 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
7036 (ccp_finalize): Pass it to substitute_and_fold.
7038 2009-09-22 Richard Guenther <rguenther@suse.de>
7040 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
7041 (substitute_and_fold): Adjust prototype.
7042 * tree-vrp.c (vrp_evaluate_conditional): Make static.
7043 (simplify_stmt_using_ranges): Likewise.
7044 (fold_predicate_in): Move here from tree-ssa-propagate.c.
7045 (vrp_fold_stmt): New function.
7046 (vrp_finalize): Pass it to substitute_and_fold.
7047 * tree-flow.h (vrp_evaluate_conditional): Remove.
7048 (simplify_stmt_using_ranges): Likewise.
7049 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
7050 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7051 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
7053 (fold_predicate_in): Move to tree-vrp.c.
7054 (substitute_and_fold): Use the callback instead of calling into
7055 tree-vrp.c functions directly.
7057 2009-09-22 Jakub Jelinek <jakub@redhat.com>
7059 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
7060 comparison warning on rs6000.
7063 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
7064 GIMPLE_EH_MUST_NOT_THROW cleanup.
7065 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
7067 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
7070 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
7071 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
7072 LIB_SPEC for darwin10 and later since it always uses the unwinder in
7073 libSystem which is derived from the gcc 4.2.1 unwinder.
7075 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
7078 * varasm.c (default_encode_section_info): Copy TLS model into
7079 sym_ref flags regardless of backend support for TLS, for all
7080 model types except TLS_MODEL_EMULATED.
7082 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
7085 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
7086 we can handle it correctly.
7088 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
7090 * doc/install.texi (os2): Remove section.
7092 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
7094 * doc/standards.texi (Objective-C): Adjust two URLs.
7096 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
7098 * tree-tailcall.c (process_assignment): Don't check if a
7099 multiplication or an addition are already present.
7100 (find_tail_calls): Combine multiple additions and multiplications.
7101 (adjust_accumulator_values): Emit accumulators.
7103 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
7105 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
7106 xmm register restore.
7108 2009-09-21 Jan Hubicka <jh@suse.cz>
7110 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
7111 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
7114 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
7116 * stor-layout.c (layout_type): Remove obsolete code.
7118 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
7121 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
7123 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7126 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
7127 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
7128 (fold_builtin_2, do_mpc_arg1): Update accordingly.
7129 * fold-const.c (const_binop): Likewise.
7130 * real.h (do_mpc_arg2): Update prototype.
7132 2009-09-20 Jan Hubicka <jh@suse.cz>
7134 * dwarf2out.c (add_const_value_attribute): Return true if successful.
7135 (add_location_or_const_value_attribute): Rewrite using
7137 (tree_add_const_value_attribute): Return true if successful.
7138 (tree_add_const_value_attribute_for_decl): Likewise.
7140 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
7141 (loc_descriptor): ... here;
7142 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7143 (cst_pool_loc_descr): Break out from ...; do not reffer constant
7144 pool items that was not marked for output.
7145 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
7146 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7147 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7148 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
7149 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
7150 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
7151 DW_OP_stack_value to get address of items that are not available
7153 (dw_loc_list): Handle single element lists correctly.
7155 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
7156 Pascal Obry <obry@adacore.com>
7158 * unwind-dw2-fde.c (classify_object_over_fdes):
7159 Cast the constant 1 to _Unwind_Ptr.
7160 (add_fdes): Likewise.
7161 (linear_search_fdes): Likewise.
7163 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
7165 * stor-layout.c (set_sizetype): Avoid useless type copy.
7167 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
7169 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
7171 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
7172 * configure, config.in: Regenerate.
7173 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
7175 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
7176 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
7177 for global data if the output could be used in a shared library.
7178 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7179 to 0 if TARGET_WRITABLE_EH_FRAME.
7181 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
7183 PR rtl-optimization/39886
7184 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
7185 just when insn is equal to BB_END (bb).
7187 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
7189 * config/mips/mips.opt (mrelax-pic-calls): New option.
7190 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
7192 (mips_unspec_call): Change "unspec_call" expander into this.
7193 (mips_strip_unspec_call): New function.
7194 (mips_got_load): Call mips_unspec_call instead of
7195 gen_unspec_call<mode>.
7196 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
7198 (mips_cfg_in_reorg): New function.
7199 (mips16_lay_out_constants): Use it to decide whether to call
7200 CFG-aware insn splitting.
7201 (r10k_insert_cache_barriers): Move CFG set-up code from here to
7202 mips_reorg. Move DF set-up code from here ...
7203 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
7205 (mips_reorg): Call mips_df_reorg instead of
7206 r10k_insert_cache_barriers. Move CFG set-up code here from
7207 r10k_insert_cache_barriers.
7208 (mips_call_expr_from_insn): New function.
7209 (mips_pic_call_symbol_from_set): Likewise.
7210 (mips_find_pic_call_symbol): Likewise.
7211 (mips_annotate_pic_call_expr): Likewise.
7212 (mips_get_pic_call_symbol): Likewise.
7213 (mips_annotate_pic_calls): Likewise.
7214 (mips_override_options): Disable -mrelax-pic-calls unless PIC
7216 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
7217 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
7218 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
7220 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
7221 (unspec_call<mode>): Remove it.
7222 (sibcall_internal, sibcall_value_internal,
7223 sibcall_value_multiple_internal, call_internal, call_split,
7224 call_value_internal, call_value_split,
7225 call_value_multiple_internal, call_value_multiple_split): Pass
7226 SIZE_OPNO to MIPS_CALL.
7227 (call_internal_direct, call_direct_split,
7228 call_value_internal_direct, call_value_direct_split): Pass -1 as
7229 SIZE_OPNO to MIPS_CALL.
7230 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
7231 * configure: Regenerate.
7232 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
7233 and -mno-relax-pic-calls.
7234 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
7236 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7239 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
7240 in the directory this rule is called from, rather than the
7241 toplevel 'gcc' directory, to fix in-tree build.
7243 2009-09-19 Chris Demetriou <cgd@google.com>
7245 PR preprocessor/28435:
7246 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
7247 to cpplib that the preprocessor output is needed.
7249 2009-09-19 Jakub Jelinek <jakub@redhat.com>
7251 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
7252 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
7253 *return_and_restore_fpregs_<mode>,
7254 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
7257 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
7258 instead of assuming it has always a REG inside of it.
7260 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
7262 * config/freebsd.h: Update comment on types.
7263 (WINT_TYPE): Define.
7265 2009-09-18 Jason Merrill <jason@redhat.com>
7267 * c.opt: Add -fno-deduce-init-list.
7269 2009-09-18 Neil Vachharajani <nvachhar@google.com>
7271 * value-prof.c (interesting_stringop_to_profile_p): Added output
7272 argument to indicate which parameter is the size parameter.
7273 * value-prof.c (gimple_stringop_fixed_value): Use
7274 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
7275 * value-prof.c (gimple_stringops_transform): Update call sites to
7276 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
7278 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
7281 From David Binderman <dcb314@hotmail.com>:
7282 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
7283 local variable f. Remove stale comments.
7284 (ix86_compute_frame_layout): Remove useless local variable total_size.
7285 Remove #if 0'd code.
7286 (legitimate_address_p): Remove useless local variables
7287 reason_rtx and reason.
7288 (ix86_split_copysign_const): Remove useless local variable op1.
7289 (scale_counter): Remove useless local variable piece_size_mask.
7291 2009-09-18 Jakub Jelinek <jakub@redhat.com>
7293 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
7296 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
7299 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
7301 2009-09-17 Jakub Jelinek <jakub@redhat.com>
7303 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
7306 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
7308 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
7309 DW_OP_implicit_value even without dwarf_version 4.
7311 2009-09-17 Jan Hubicka <jh@suse.cz>
7313 * dwarf2out.c: Include tree-pass.h and gimple.h.
7314 (loc_list_plus_const): New function.
7315 (loc_descriptor_from_tree_1): Rename to ...
7316 (loc_descriptor_from_tree): ... remove original.
7317 (loc_list_from_tree): New function.
7318 (add_AT_location_description): Accept location list.
7319 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
7320 (concatn_mem_loc_descriptor): Remove.
7321 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
7323 (secname_for_decl): Move up.
7324 (hidden_reference_p): New function; break out from ...
7325 (loc_by_refernece): ... here; move up.
7326 (dw_loc_list): New function.
7327 (single_element_loc_list): New function.
7328 (single_element_loc_list_p): New function.
7329 (add_loc_descr_to_each): New function.
7330 (add_loc_list): New function.
7331 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
7332 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
7333 add diagnostics why expansion failed.
7334 (add_location_or_const_value_attribute): Support location lists.
7335 (add_bound_info): Likewise.
7336 (descr_info_loc): Update call of loc_descriptor_from_tree.
7337 (gen_variable_die): Work on location lists.
7338 * final.c (pass_final): Add dump file.
7339 * Makefile.in (dwarf2out.o): Add new dependencies.
7341 2009-09-17 Janis Johnson <janis187@us.ibm.com>
7344 * real.c decimal_from_integer, decimal_integer_string): New.
7345 (real_from_integer): Use them as special case for decimal float.
7346 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
7347 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
7348 Do not append zero after the decimal point in string to convert.
7350 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
7352 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
7353 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
7355 2009-09-17 Martin Jambor <mjambor@suse.cz>
7357 * common.opt (fipa-sra): New switch.
7358 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
7359 * timevar.def (TV_IPA_SRA): New timevar.
7360 * params.def (ipa-sra-ptr-growth-factor): New parameter.
7361 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
7362 * tree-sra.c: Include cgraph.c.
7363 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
7364 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
7365 and grp_not_necessarilly_dereferenced.
7366 (func_param_count): New variable.
7367 (encountered_apply_args): New variable.
7368 (bb_dereferences): New variable.
7369 (final_bbs): New variable.
7370 (no_accesses_representant): New variable.
7371 (no_accesses_p): New function.
7372 (dump_access): Dump the new fields.
7373 (sra_initialize): Set encountered_apply_args to false.
7374 (get_ssa_base_param): New function.
7375 (mark_parm_dereference): New function.
7376 (create_access): Caring for INIDRECT_REFs and different handling of
7377 varialble length accesses in early IPA SRA. Store the stmt - a new
7378 parameter - to the new access.
7379 (build_access_from_expr_1): New parameter stmt, passed to
7380 create_access. Handle INDIRECT_REFs.
7381 (build_access_from_expr): Pass the current statement to
7382 build_access_from_expr_1.
7383 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
7385 (build_accesses_from_assign): Pass the current statement to
7386 build_access_from_expr_1. Do not create assign links in IPA-SRA.
7387 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
7388 final_bbs when necessary. Check for calls to __builtin_apply_args.
7389 Fixup EH info if anythng was changed.
7390 (is_unused_scalar_param): New function.
7391 (ptr_parm_has_direct_uses): New function.
7392 (find_param_candidates): New function.
7393 (mark_maybe_modified): New function.
7394 (analyze_modified_params): New function.
7395 (propagate_dereference_distances): New function.
7396 (dump_dereferences_table): New function.
7397 (analyze_caller_dereference_legality): New function.
7398 (unmodified_by_ref_scalar_representative): New function.
7399 (splice_param_accesses): New function.
7400 (decide_one_param_reduction): New function.
7401 (enum ipa_splicing_result): New type.
7402 (splice_all_param_accesses): New function.
7403 (get_param_index): New function.
7404 (turn_representatives_into_adjustments): New function.
7405 (analyze_all_param_acesses): New function.
7406 (get_replaced_param_substitute): New function.
7407 (get_adjustment_for_base): New function.
7408 (replace_removed_params_ssa_names): New function.
7409 (sra_ipa_reset_debug_stmts): New function.
7410 (sra_ipa_modify_expr): New function.
7411 (sra_ipa_modify_assign): New function.
7412 (convert_callers): New function.
7413 (modify_function): New function.
7414 (ipa_sra_preliminary_function_checks): New function.
7415 (ipa_early_sra): New function.
7416 (ipa_early_sra_gate): New function.
7417 (pass_early_ipa_sra): New variable.
7418 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
7420 2009-09-17 Michael Matz <matz@suse.de>
7423 * tree.c (build_type_attribute_qual_variant): Export.
7424 * tree.h (build_type_attribute_qual_variant): Declare.
7425 * tree-inline.c (remap_type_1): Use it to build variants with
7426 the original qualifiers and attributes.
7428 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7430 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
7431 without a fallthrough edge.
7433 2009-09-16 DJ Delorie <dj@redhat.com>
7435 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
7436 chip and ignore the "fast_interrupt" attribute if so.
7438 2009-09-16 Richard Henderson <rth@redhat.com>
7441 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
7444 2009-09-16 Richard Henderson <rth@redhat.com>
7447 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
7448 is set only if DECL_NO_STATIC_CHAIN is unset.
7449 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
7450 (FOR_EACH_NEST_INFO): New.
7451 (walk_all_functions): Use it.
7452 (finalize_nesting_tree): Likewise.
7453 (unnest_nesting_tree): Likewise.
7454 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
7455 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
7456 (convert_gimple_call): Early out if gimple_call_chain already set.
7457 (convert_all_function_calls): Iterate until no new functions
7458 require a static chain.
7459 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
7460 when building a trampoline. Use dump_function_to_file instead
7462 (lower_nested_functions): Open dump_file. Validate that decls
7463 that have DECL_NO_STATIC_CHAIN from the front end don't have that
7464 bit reset by this pass.
7466 2009-09-16 Michael Matz <matz@suse.de>
7469 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
7470 shorten decl_common_unused.
7471 (DECL_RESTRICTED_P): New accessor.
7472 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
7473 to disambiguate marked decls and restrict pointers.
7475 2009-09-16 Richard Henderson <rth@redhat.com>
7478 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
7480 2009-09-16 Jakub Jelinek <jakub@redhat.com>
7482 * integrate.c (set_block_abstract_flags): Call
7483 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
7485 2009-09-16 Richard Guenther <rguenther@suse.de>
7488 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
7491 2009-09-16 DJ Delorie <dj@redhat.com>
7492 Kaz Kojima <kkojima@gcc.gnu.org>
7494 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
7495 (sh_expand_prologue): Update calls to output_stack_adjust.
7496 (sh_expand_epilogue): Likewise.
7498 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
7501 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
7502 trying to limit the extent of searches in the insn stream.
7504 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
7505 Jakub Jelinek <jakub@redhat.com>
7509 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
7511 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
7512 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
7513 (rs6000_savres_strategy): Always save FP registers inline if the
7514 target doesn't support hardware double-precision. Set the above
7515 bits in return value when needed.
7516 (rs6000_savres_routine_sym): Fix computation for cache selector.
7517 Mark the generated symbol as a function. Rename exitp argument to
7518 lr. Move code for determining the name of the symbol...
7519 (rs6000_savres_routine_name): ...here. New function. Add cases for
7520 getting the names right on AIX and 64-bit Linux.
7521 (savres_routine_name): New variable.
7522 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
7523 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
7524 on what the target routine uses as a base register. If savep && lr
7525 describe saving of r0 into memory slot.
7526 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
7527 line calls for AIX ABI.
7528 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
7529 determine FP save/restore functions.
7530 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
7531 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
7533 (rs6000_emit_epilogue): Adjust computation of restore_lr.
7534 Duplicate restoration of LR and execute the appropriate one
7535 depending on whether GPRs are being restored inline. Set r11 from
7536 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
7537 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
7538 Fix out of line calls for AIX ABI.
7539 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
7541 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
7543 (*restore_gpregs_spe): Likewise.
7544 (*return_and_restore_gpregs_spe): Likewise.
7545 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
7546 Define to empty string unconditionally.
7547 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
7548 Define to empty string unconditionally.
7549 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
7552 2009-09-15 Jan Hubicka <jh@suse.cz>
7554 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
7555 * params.def (inline-insns-auto): Likewise.
7557 2009-09-15 Martin Jambor <mjambor@suse.cz>
7559 * ipa-inline.c (estimate_function_body_sizes): Dump info about
7560 individual statements only at TDF_DETAILS dump level. Format
7561 source for 80 characters per line.
7563 2009-09-15 Christian Bruel <christian.bruel@st.com>
7565 * regrename.c (do_replace): Update REG_DEAD notes.
7567 2009-09-15 Revital Eres <eres@il.ibm.com>
7569 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
7570 * targhooks.c (default_builtin_support_vector_misalignment):
7571 New builtin function.
7572 * targhooks.h (default_builtin_support_vector_misalignment):
7574 * target.h (builtin_support_vector_misalignment):
7575 New field in struct gcc_target.
7576 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
7577 new builtin function.
7578 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
7580 * config/rs6000/rs6000.c
7581 (rs6000_builtin_support_vector_misalignment): New function.
7582 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
7584 2009-09-15 Jie Zhang <jie.zhang@analog.com>
7586 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
7588 (bfin_optimize_loop): Likewise.
7589 (bfin_gen_bundles): Likewise.
7590 (workaround_speculation): Likewise.
7591 (find_load): Return NULL_RTX for debug_insn.
7593 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
7595 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
7598 2009-09-14 DJ Delorie <dj@redhat.com>
7600 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
7601 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
7604 2009-09-14 Richard Henderson <rth@redhat.com>
7605 Jakub Jelinek <jakub@redhat.com>
7607 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
7608 * cfgbuild.c (make_edges): Handle asm goto.
7609 * cfglayout.c (fixup_reorder_chain): Likewise.
7610 * cfgrtl.c (patch_jump_insn): Likewise.
7611 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
7612 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
7613 (gimple_build_asm_vec): Add and use labels parameter.
7614 (gimple_build_asm): Remove.
7615 (walk_gimple_asm): Walk labels too.
7616 * gimple.def (GIMPLE_ASM): Update docs.
7617 * gimple.h: Update decls.
7618 (struct gimple_statement_asm): Change nc to use unsigned char;
7620 (gimple_asm_nlabels): New.
7621 (gimple_asm_label_op, gimple_asm_set_label_op): New.
7622 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
7623 into gimple_build_asm_vec.
7624 * jump.c (mark_jump_label_asm): New.
7625 (mark_jump_label): Use it.
7626 (redirect_jump_1): Handle asm goto.
7627 (invert_jump_1): Soft fail if X is null.
7628 * recog.c (extract_asm_operands): New.
7629 (asm_noperands): Use it; handle asm labels.
7630 (decode_asm_operands): Use extract_asm_operands.
7631 (asm_operand_ok): Properly handle empty string.
7632 * reg-stack.c (get_asm_operands_in_out): Rename from
7633 get_asm_operand_n_inputs; use extract_asm_operands; return both
7634 inputs and outputs by reference; update all callers.
7635 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
7636 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
7637 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
7638 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
7639 (extract_asm_operands): Declare.
7640 * stmt.c (expand_asm_operands): Add and use labels parameter.
7641 (check_unique_operand_names): Likewise.
7642 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
7643 (expand_asm_stmt): Handle asm labels.
7644 * tree-cfg.c (make_gimple_asm_edges): New.
7645 (make_edges): Use it.
7646 (cleanup_dead_labels): Handle asm labels.
7647 (is_ctrl_altering_stmt): Likewise.
7648 (gimple_redirect_edge_and_branch): Likewise.
7649 * tree.def (ASM_EXPR): Add 5th operand.
7650 * tree.h (ASM_LABELS): New.
7651 (resolve_asm_operand_names): Update decl.
7653 * c-parser.c (c_parser_asm_statement): Parse asm goto.
7654 (c_parser_asm_goto_operands): New.
7655 * c-tree.h (build_asm_expr): Update decl.
7656 * c-typeck.c (build_asm_expr): Add and use labels parameter.
7657 * doc/extend.texi: Document asm goto.
7659 2009-09-14 Richard Henderson <rth@redhat.com>
7661 * except.h: Update declarations.
7662 (struct pointer_map_t): Forward declare.
7663 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
7664 (struct eh_landing_pad_d, eh_landing_pad): New.
7665 (struct eh_catch_d, eh_catch): New.
7666 (struct eh_region_d): Remove next_region_sharing_label, aka,
7667 label, tree_label, landing_pad, post_landing_pad, resume,
7668 may_contain_throw. Rename region_number to index. Remove
7669 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
7670 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
7671 (VEC(eh_landing_pad,gc)): New.
7672 (struct eh_status): Remove last_region_number. Add lp_array,
7673 throw_stmt_table, ttype_data, ehspec_data.
7674 (ehr_next, FOR_ALL_EH_REGION_AT): New.
7675 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
7676 * except.c (lang_protect_cleanup_actions): Return tree.
7677 (struct ehl_map_entry): Remove.
7678 (init_eh_for_function): Push zero entries for region and lp_array.
7679 (gen_eh_region): Add to region_array immediately.
7680 (gen_eh_region_catch): Operate on eh_catch objects.
7681 (gen_eh_landing_pad): New.
7682 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
7683 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
7684 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
7685 (get_eh_landing_pad_from_number_fn): New.
7686 (get_eh_landing_pad_from_number): New.
7687 (get_eh_region_from_lp_number_fn): New.
7688 (get_eh_region_from_lp_number): New.
7689 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
7690 (get_exception_pointer, get_exception_filter): Remove.
7691 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
7692 (current_function_has_exception_handlers): Simplify.
7693 (bring_to_root, eh_region_replaceable_by_p): Remove.
7694 (replace_region, hash_type_list, hash_eh_region): Remove.
7695 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
7696 (label_to_region_map, num_eh_regions): Remove.
7697 (get_next_region_sharing_label, must_not_throw_labels): Remove.
7698 (find_exception_handler_labels): Remove.
7699 (duplicate_eh_regions_0, find_prev_try): Remove.
7700 (struct duplicate_eh_regions_data): New.
7701 (duplicate_eh_regions_1): Rewrite.
7702 (duplicate_eh_regions): Return a pointer map instead of an
7704 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
7705 (redirect_eh_edge_to_label): Remove.
7706 (eh_region_outermost): Rewrite using eh_region pointers
7707 instead of integers.
7708 (add_ttypes_entry): Update for ttype_data move to eh_status.
7709 (add_ehspec_entry): Rewrite with VEC instead of varray.
7710 (assign_filter_values): Likewise. Export.
7711 (build_post_landing_pads, connect_post_landing_pads): Remove.
7712 (dw2_build_landing_pads): Rewrite to use lp_array.
7713 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
7714 (sjlj_assign_call_site_values): Rewrite to use lp_array.
7715 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
7716 (sjlj_mark_call_sites): Update for landing pad numbers.
7717 (finish_eh_generation): Rewrite.
7718 (gate_handle_eh): Do nothing for no eh tree.
7719 (pass_rtl_eh): Move up near finish_eh_generation.
7720 (remove_eh_landing_pad): New.
7721 (remove_eh_handler): Export.
7722 (remove_eh_region, remove_eh_handler_and_replace): Remove.
7723 (for_each_eh_label): Rewrite to use lp_array.
7724 (make_reg_eh_region_note): New.
7725 (make_reg_eh_region_note_nothrow_nononlocal): New.
7726 (insn_could_throw_p): New.
7727 (copy_reg_eh_region_note_forward): New.
7728 (copy_reg_eh_region_note_backward): New.
7729 (check_handled, add_reachable_handler): Remove.
7730 (reachable_next_level, foreach_reachable_handler): Remove.
7731 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
7732 (get_eh_region_and_lp_from_rtx): New.
7733 (get_eh_region_from_rtx): New.
7734 (can_throw_internal_1, can_throw_external_1): Remove.
7735 (can_throw_internal): Use get_eh_region_from_rtx.
7736 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
7737 (insn_nothrow_p, can_nonlocal_goto): New.
7738 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
7739 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
7740 (add_action_record): Use VEC not varray.
7741 (collect_one_action_chain): Update for eh_region changes.
7742 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
7743 Use get_eh_region_and_lp_from_rtx.
7744 (gate_convert_to_eh_region_ranges): New.
7745 (pass_convert_to_eh_region_ranges): Use it.
7746 (push_uleb128, push_sleb128): Use VEC not varray.
7747 (output_one_function_exception_table): Likewise.
7748 (dump_eh_tree): Update for eh_region changes.
7749 (verify_eh_tree): Likewise.
7750 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
7751 * tree-eh.c: Include target.h.
7752 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
7753 Don't disallow GIMPLE_RESX; adjust argument check.
7754 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
7755 (record_stmt_eh_region): Update for landing pad numbers;
7756 generate a landing pad if necessary.
7757 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
7758 (remove_stmt_from_eh_lp_fn): Similarly.
7759 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
7760 Update for lp numbers; don't special case missing throw_stmt_table.
7761 (lookup_expr_eh_lp): Similarly.
7762 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
7763 (eh_seq, eh_region_may_contain_throw): New.
7764 (struct leh_state): Add ehp_region.
7765 (struct leh_tf_state): Remove eh_label.
7766 (emit_post_landing_pad): New.
7767 (emit_resx, emit_eh_dispatch): New.
7768 (note_eh_region_may_contain_throw): New.
7769 (frob_into_branch_around): Take eh_region not eh label;
7770 emit eh code into eh_seq.
7771 (honor_protect_cleanup_actions): Early exit for no actions. Don't
7772 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
7773 lower_eh_must_not_throw. Emit code to eh_seq.
7774 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
7775 (lower_try_finally_onedest): Likewise.
7776 (lower_try_finally_copy): Likewise.
7777 (lower_try_finally_switch): Likewise.
7778 (lower_try_finally): Initialize ehp_region.
7779 (lower_catch): Update for eh_catch objects.
7780 (lower_eh_filter): Don't handle must_not_throw.
7781 (lower_eh_must_not_throw): New.
7782 (lower_cleanup): Don't set eh_label.
7783 (lower_eh_constructs_2): Resolve eh builtins.
7784 Handle GIMPLE_EH_MUST_NOT_THROW.
7785 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
7786 Add eh_seq to the end of the function body.
7787 (make_eh_dispatch_edges): New.
7788 (make_eh_edge): Remove.
7789 (make_eh_edges): Simplify for landing pads.
7790 (redirect_eh_edge_1): New.
7791 (redirect_eh_edge): Use it.
7792 (redirect_eh_dispatch_edge): New.
7793 (stmt_could_throw_p): Use a switch. Allow RESX.
7794 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
7795 (stmt_can_throw_internal): Likewise.
7796 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
7797 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
7798 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
7799 (gate_refactor_eh): New.
7800 (pass_refactor_eh): Use it.
7801 (lower_resx, execute_lower_resx, pass_lower_resx): New.
7802 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
7803 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
7804 (remove_unreachable_handlers): Rename from
7805 tree_remove_unreachable_handlers; rewrite for landing pads;
7806 call remove_eh_handler directly.
7807 (remove_unreachable_handlers_no_lp): New.
7808 (unsplit_eh, unsplit_all_eh): New.
7809 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
7810 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
7811 (cleanup_empty_eh_unsplit): New.
7812 (cleanup_empty_eh): Rewrite.
7813 (cleanup_all_empty_eh): New.
7814 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
7815 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
7816 (gate_cleanup_eh): New.
7817 (pass_cleanup_eh): Use it.
7818 (verify_eh_edges): Move later in file. Expect one EH edge.
7819 (verify_eh_dispatch_edge): New.
7821 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
7822 (gtype-desc.o): Add TARGET_H.
7823 (tree.o): Use EXCEPT_H, not except.h.
7824 (cfgbuild.o): Add EXPR_H.
7825 (GTFILES): Add vecprim.h.
7826 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
7827 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
7828 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
7829 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
7830 * calls.c (emit_call_1): Use make_reg_eh_region_note.
7831 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
7832 calls to can_throw_internal.
7833 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
7834 (make_edges): Don't handle RESX; use can_nonlocal_goto.
7835 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
7836 (expand_gimple_stmt): Use make_reg_eh_region_note.
7837 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
7838 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
7839 or find_exception_handler_labels.
7840 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
7841 there is exacly one EH edge. Use can_nonlocal_goto and
7843 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
7844 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
7845 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
7846 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
7847 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
7848 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
7849 * dse.c (scan_insn): Use insn_could_throw_p.
7850 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
7851 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
7852 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
7853 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
7854 EXC_PTR_EXPR or FILTER_EXPR.
7855 (tree_expr_nonzero_warnv_p): Likewise.
7856 * function.h: Include vecprim.h, not varray.h
7857 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
7858 move ttype_data and ehspec_data members to struct eh_status; change
7859 action_record_data member to a VEC.
7860 * gcse.c (hash_scan_set): Use can_throw_internal.
7861 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
7862 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
7863 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
7864 (block_may_fallthru): Don't handle RESX_EXPR.
7865 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
7866 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
7867 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
7868 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
7869 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
7870 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
7871 (gimple_size): Likewise.
7872 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
7873 (gimple_build_resx): Use gimple_build_with_ops.
7874 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
7875 (is_gimple_val): Likewise.
7876 (is_gimple_stmt): Remove RESX_EXPR.
7877 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
7878 (GIMPLE_RESX): Reorder with other EH constructs.
7879 * gimple.h (struct gimple_statement_eh_mnt): New.
7880 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
7881 (gimple_eh_filter_must_not_throw): Remove.
7882 (gimple_eh_filter_set_must_not_throw): Remove.
7883 (gimple_eh_must_not_throw_fndecl): New.
7884 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
7885 (is_gimple_resx): New.
7886 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
7887 Don't copy EH_FILTER_MUST_NOT_THROW.
7888 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
7889 * ipa-inline.c (estimate_function_body_sizes): Don't try to
7890 handle must_not_throw_labels specially.
7891 * ipa-pure-const.c (check_call): Update debug statement for LP.
7892 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
7893 * ipa-utils.c (get_base_var): Likewise.
7894 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
7895 * lower-subreg.c (move_eh_region_note): Remove.
7896 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
7897 * omp-low.c (new_omp_context): Update for eh_lp_nr.
7898 (create_task_copyfn): Likewise.
7899 (maybe_catch_exception): Use gimple_build_eh_filter.
7900 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
7901 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
7902 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
7903 and pass_lower_resx.
7904 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
7905 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
7906 can_throw_internal, can_nonlocal_goto.
7907 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
7908 copy_reg_eh_region_note_forward.
7909 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
7910 (emit_output_reload_insns): Likewise.
7911 (copy_eh_notes): Remove.
7912 * rtl.def (RESX): Remove.
7913 * rtl.h: Update declarations.
7914 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
7915 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
7916 (update_eh_label): Remove.
7917 (cleanup_dead_labels_eh): New.
7918 (cleanup_deal_labels): Use it instead of update_eh_label.
7919 (gimple_merge_blocks): Update landing pad data structure when
7920 removing a landing pad label.
7921 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
7922 test; handle GIMPLE_EH_MUST_NOT_THROW.
7923 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
7924 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
7925 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
7926 (verify_stmt): Likewise. Verify landing pads.
7927 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
7928 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
7929 (struct move_stmt_d): Add eh_map.
7930 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
7931 (move_stmt_r): Remap eh region numbers in builtin calls,
7932 resx and eh_dispatch.
7933 (move_block_to_fn): Remove eh_offset parameter. Use
7934 maybe_duplicate_eh_stmt_fn.
7935 (find_outermost_region_in_block): Operate on eh_region pointers
7936 instead of region numbers.
7937 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
7938 duplicate_eh_regions.
7939 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
7940 test earlier. Disallow EH landing pads.
7941 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
7942 * tree-flow.h: Update declarations.
7943 (struct tree_ann_common_d): Replace rn with lp_nr.
7944 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
7945 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
7946 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
7947 resx and eh_dispatch.
7948 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
7949 (copy_edges_for_bb): Use make_eh_dispatch_edges.
7950 (copy_cfg_body): Expect eh_map instead of eh_region_offset
7951 from duplicate_eh_regions.
7952 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
7953 update RESX; handle EH_DISPATCH.
7954 (expand_call_inline): Set eh_lp_nr, not eh_region.
7955 (maybe_inline_call_in_expr): Likewise.
7956 * tree-inline.h (struct copy_body_data): Replace eh_region with
7957 eh_lp_nr, eh_region_offset with eh_map.
7958 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
7959 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
7960 * tree-pretty-print.c (dump_generic_node): Don't handle
7961 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
7962 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
7963 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
7964 EXC_PTR_EXPR, FILTER_EXPR.
7965 * tree-ssa-operands.c (get_expr_operands): Likewise.
7966 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
7967 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7968 (ao_ref_init_from_vn_reference): Likewise.
7969 * tree-ssa-sink.c (statement_sink_location): Likewise.
7970 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7971 (mark_virtual_phi_result_for_renaming): Export. Tidy.
7972 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
7973 EXC_PTR_EXPR, FILTER_EXPR.
7974 (is_exception_related): Remove.
7975 (compute_avail): Don't call it.
7976 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
7977 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
7978 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
7979 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
7981 (build_resx): Remove.
7982 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
7983 * tree.h: Update declarations.
7984 (EH_FILTER_MUST_NOT_THROW): Remove.
7985 (struct tree_label_decl): Add eh_landing_pad_nr.
7986 (EH_LANDING_PAD_NR): New.
7987 * value-prof.c (gimple_ic): Tidy variable names. Update for
7988 landing pad numbers.
7989 (gimple_stringop_fixed_value): Tidy variable names. Assert
7990 that neither call stmt can throw.
7991 * vecprim.h (uchar): New.
7992 (VEC(uchar,heap), VEC(uchar,gc)): New.
7994 * c-common.c (c_define_builtins): Update call to
7995 build_common_builtin_nodes.
7996 * c-parser.c (c_parse_file): Don't call
7997 default_init_unwind_resume_libfunc.
7999 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
8001 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
8002 (mips_cprestore_address_p): Likewise.
8003 (mips_save_gp_to_cprestore_slot): Likewise.
8004 (mips_restore_gp): Rename to...
8005 (mips_restore_gp_from_cprestore_slot): ...this.
8006 (mips_must_initialize_gp_p): Declare.
8007 (mips_emit_save_slot_move): Likewise.
8008 (mips_output_load_label): Return nothing.
8009 (mips_eh_uses): Declare.
8010 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
8011 (TARGET_CPRESTORE_DIRECTIVE): New macro.
8012 (TARGET_ABSOLUTE_JUMPS): Likewise.
8013 (EH_USES): Likewise.
8014 (FIRST_PSEUDO_REGISTER): Update comment.
8015 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
8016 (MIPS_CALL): ...here.
8017 (REGISTER_NAMES): Add $cprestore.
8018 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
8019 Add load_label_length, has_inflexible_gp_insn_p,
8020 has_flexible_gp_insn_p, must_initialize_gp_p and
8021 must_restore_gp_when_clobbered_p.
8022 (mips_expand_call): Don't generate split instructions here.
8023 (mips_split_call): Update the call to mips_restore_gp after
8024 the above name change.
8025 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
8026 (mips_find_gp_ref): New function.
8027 (mips_insn_has_inflexible_gp_ref_p): Likewise.
8028 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
8029 (mips_insn_has_flexible_gp_ref_p): Likewise.
8030 (mips_cfun_has_flexible_gp_ref_p): Likewise.
8031 (mips_function_has_gp_insn): Delete.
8032 (mips_global_pointer): Drop the df_regs_ever_live_p check.
8033 Use the new functions above. Only return INVALID_REGNUM
8034 for TARGET_ABSOLUTE_JUMPS.
8035 (mips_must_initialize_gp_p): New function.
8036 (mips_get_cprestore_base_and_offset): New function, extracted from...
8037 (mips_cprestore_slot): ...here. Take a bool parameter.
8038 (mips_cfun_has_cprestore_slot_p): New function.
8039 (mips_cprestore_address_p): Likewise.
8040 (mips_save_gp_to_cprestore_slot): Likewise.
8041 (mips_restore_gp): Rename to...
8042 (mips_restore_gp_from_cprestore_slot): ...this. Assert
8043 epilogue_completed. Update the call to mips_cprestore_slot.
8044 Test cfun->machine->must_restore_gp_when_clobbered_p.
8045 (mips_direct_save_slot_move_p): New function.
8046 (mips_emit_save_slot_move): Likewise.
8047 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
8048 of cfun->machine->global_pointer.
8049 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
8050 (mips_save_reg): Use mips_emit_save_slot_move.
8051 (mips_expand_prologue): Set must_initialize_gp_p.
8052 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
8053 for all cprestore saves. Emit a use_cprestore instruction after
8054 setting up the cprestore slot.
8055 (mips_restore_reg): Use mips_emit_save_slot_move.
8056 (mips_process_load_label): New function.
8057 (mips_load_label_length): Likewise.
8058 (mips_output_load_label): Don't return asm: output it here instead.
8059 Use mips_process_load_label.
8060 (mips_adjust_insn_length): Adjust the length of branch instructions
8061 that have length MAX_PIC_BRANCH_LENGTH.
8062 (mips_output_conditional_branch): Update the call to
8063 mips_output_load_label. Assume the branch target is OPERANDS[0]
8064 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
8065 (mips_output_order_conditional_branch): Swap the meaning of
8066 OPERANDS[0] and OPERANDS[1].
8067 (mips_variable_issue): Don't count ghost instructions.
8068 (mips_expand_ghost_gp_insns): New function.
8069 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
8070 (mips_output_mi_thunk): Set must_initialize_gp_p.
8071 (mips_eh_uses): New function.
8072 * config/mips/predicates.md (cprestore_save_slot_operand)
8073 (cprestore_load_slot_operand): New predicates.
8074 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
8075 (UNSPEC_MOVE_GP): Likewise.
8076 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
8077 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
8078 (CPRESTORE_SLOT_REGNUM): New register.
8079 (MAX_PIC_BRANCH_LENGTH): New constant.
8080 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
8081 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
8082 branches. Fix commentary.
8083 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
8084 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
8085 Change type to "ghost".
8086 (loadgp_absolute_<mode>): Likewise.
8087 (loadgp_rtp_<mode>): Likewise.
8088 (copygp_mips16): Likewise.
8089 (loadgp_blockage): Remove redundant mode attribute.
8090 (potential_cprestore): New instruction.
8091 (cprestore): Turn into an unspec set.
8092 (use_cprestore): New instruction.
8093 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
8094 (*branch_fp_inverted): Likewise.
8095 (*branch_order<mode>): Likewise.
8096 (*branch_order<mode>_inverted): Likewise.
8097 (*branch_equality<mode>): Likewise.
8098 (*branch_equality<mode>_inverted): Likewise.
8099 (*branch_bit<bbv><mode>): Likewise.
8100 (*branch_bit<bbv><mode>_inverted): Likewise.
8101 (*branch_equality<mode>_mips16): Remove redundant mode.
8102 (jump): Turn into a define_expand.
8103 (*jump_absolute): New instruction.
8104 (*jump_pic): Likewise.
8105 (*jump_mips16): Rename previously-unnamed pattern. Remove
8106 redundant mode attribute.
8107 (restore_gp): Split on epilogue_completed rather than
8108 reload_completed. Change type to "ghost".
8109 (move_gp<mode>): New instruction.
8110 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
8111 Remove redundant mode attribute.
8112 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
8113 (bc1any4f, bc1any2t, bc1any2f): Likewise.
8114 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
8116 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8119 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
8120 are returned in the same register (vs34 or v2) that Altivec vector
8121 types are returned in.
8122 (rs6000_libcall_value): Ditto.
8125 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
8126 instead of explicit addsi3/adddi3 calls.
8127 (rs6000_split_multireg_move): Ditto.
8128 (rs6000_emit_allocate_stack): Ditto.
8129 (rs6000_emit_prologue): Ditto.
8130 (rs6000_output_mi_thunk): Ditto.
8132 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
8133 size is 64 bits if we can use 64-bit registers.
8135 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
8137 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
8140 From Jie Zhang <jie.zhang@analog.com>:
8141 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
8142 save FP and RETS with saveall attribute.
8143 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
8144 with saveall attribute.
8146 * config/bfin/bfin.c (bfin_expand_builtin,
8147 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
8150 From Jie Zhang <jie.zhang@analog.com>:
8151 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
8152 before use in two places.
8153 * config/bfin/bfin.md (AREG): Define mode iterator.
8154 (reload_in, reload_out): Use mode iterator AREG.
8156 2009-09-14 Richard Guenther <rguenther@suse.de>
8159 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
8160 EH personality path.
8162 2009-09-13 Richard Guenther <rguenther@suse.de>
8163 Rafael Avila de Espindola <espindola@google.com>
8165 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
8166 (LANG_HOOKS_EH_PERSONALITY): Likewise.
8167 (LANG_HOOKS_INITIALIZER): Adjust.
8168 (lhd_pass_through_t): Declare.
8169 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
8171 * langhooks.c (lhd_pass_through_t): New function.
8172 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
8173 dwarf2out_begin_prologue): Use personality from current_function_decl.
8174 * expr.h (get_personality_function): Declare.
8175 * expr.c (get_personality_function): New function.
8176 (build_personality_function): Likewise.
8177 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
8178 (eh_personality_libfunc): Remove.
8179 * optabs.c (build_libfunc_function): New function split out from ...
8180 (init_one_libfunc): ... here.
8181 * tree.h (DECL_FUNCTION_PERSONALITY): New.
8182 (tree_function_decl): Add personality.
8183 (lhd_gcc_personality): Declare.
8184 (build_personality_function): Likewise.
8185 * tree.c (gcc_eh_personality_decl): New.
8186 (lhd_gcc_personality): New function.
8187 * except.h (lang_eh_runtime_type): Remove.
8188 (enum eh_personality_kind): New.
8189 (build_personality_function): Declare.
8190 (function_needs_eh_personality): Declare.
8191 * except.c (lang_eh_runtime_type): Remove.
8192 (function_needs_eh_personality): New function.
8193 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
8194 (sjlj_emit_function_enter, output_function_exception_table):
8195 Use personality from current_function_decl.
8196 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
8197 * tree-inline.c (tree_can_inline_p): Do not inline across different
8199 (expand_call_inline): Likewise. Adjust the callers EH personality.
8200 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
8201 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
8202 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
8203 (c-parser.o): Likewise
8204 * c-tree.h (c_eh_initialized_p): Remove.
8205 (c_maybe_initialize_eh): Likewise.
8206 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
8207 (finish_decl): Don't call c_maybe_initialize_eh.
8208 (c_eh_initialized_p): Remove.
8209 (c_maybe_initialize_eh): Likewise.
8210 * c-parser.c (c_parser_omp_construct): Likewise.
8211 (c_parse_file): Initialize exception handling.
8213 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
8215 * config.gcc (tm_file): Remove i386/biarch32.h
8216 for i?86-w64-mingw* case.
8217 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
8219 * config.host: Set for x64 mingw the option
8220 use_long_long_for_widest_fast_int to yes.
8222 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
8224 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
8225 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
8226 (dbxout_begin_function): Likewise.
8227 * final.c (dwarf2_debug_info_emitted_p): New predicate.
8228 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
8229 set on the function.
8230 (final_end_function): Likewise.
8231 (final_scan_insn): Likewise.
8232 (rest_of_handle_final): Likewise.
8233 * varasm.c (assemble_start_function): Likewise.
8234 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8236 2009-09-12 Jason Merrill <jason@redhat.com>
8238 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
8239 * opts.c (common_handle_option): constify.
8241 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
8243 * doc/install.texi (avr): Remove obsolete reference site.
8245 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
8247 * doc/install.texi (Binaries): Adjust AIX link.
8249 2009-09-12 Akim Demaille <demaille@gostai.com>
8251 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
8252 Use an imperative sentence.
8254 2009-09-11 Richard Henderson <rth@redhat.com>
8256 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
8257 structure-name and has-tree-operands arguments; update all entries.
8258 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
8260 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
8261 (gsstruct_code_size): New.
8262 (gss_for_code_): New.
8263 (gss_for_code): Remove.
8264 (gimple_size): Rewrite using gsstruct_code_size.
8265 (gimple_statement_structure): Move to gimple.h.
8266 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
8267 (gss_for_code, gimple_statement_structure): New.
8268 (gimple_ops): Use new arrays; tidy.
8270 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8272 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
8273 operand to be a PLUS expression.
8274 * config/pa/pa.c (pa_secondary_reload): Likewise.
8276 2009-09-11 Jakub Jelinek <jakub@redhat.com>
8278 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
8280 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
8283 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
8285 From Jie Zhang <jie.zhang@analog.com>:
8286 * doc/extend.texi (node Function Attributes): Document l2
8288 (node Blackfin Variable Attributes): Document l2 variable attributes.
8290 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
8292 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
8293 to match the system compiler's configuration at inflection point.
8294 Add comment to remark a remaining difference with system compiler.
8296 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
8297 * configure: Regenerate.
8299 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
8301 From Jie Zhang <jie.zhang@analog.com>:
8302 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
8303 (bfin_handle_l2_attribute): New.
8304 (bfin_attribute_table): Add l2 attribute.
8306 2009-09-11 Michael Matz <matz@suse.de>
8309 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
8310 on the local_decls list.
8312 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
8316 * cselib.c (cselib_expand_value_rtx_cb): Document callback
8318 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
8319 for VALUEs, to implement the documented interface.
8320 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
8321 Adjust for VALUEs and anything else, to implement the
8322 documented interface.
8324 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
8326 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
8327 with actual SPE/paired vector modes before using 64-bit alignment.
8328 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
8330 2009-09-10 DJ Delorie <dj@redhat.com>
8332 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
8335 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
8336 * config/mep/mep.c (mep_legitimate_constant_p): New.
8337 * config/mep/mep-protos.h: Prototype it.
8339 2009-09-10 Richard Henderson <rth@redhat.com>
8341 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
8343 2009-09-10 Jason Merrill <jason@redhat.com>
8345 * tree.c (chain_index): New fn.
8346 * tree.h: Declare it.
8348 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8350 * config/sol2-c.c (cmn_err_length_specs): Initialize
8351 scalar_identity_flag.
8353 2009-09-10 Richard Henderson <rth@redhat.com>
8355 * tree.h (struct tree_decl_common): Move align member earlier;
8356 move label_decl_uid member ...
8357 (struct tree_label_decl): ... here.
8358 (LABEL_DECL_UID): Update to match.
8360 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
8363 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
8364 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
8366 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
8367 dest_prev if the edge is complex.
8369 * tree-cfg.c (is_ctrl_stmt): Use a switch.
8371 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
8372 loop latch tests earlier.
8374 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
8375 before GIMPLE_RETURN, not after its predecessor; insert
8378 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
8379 gimple_seq_empty_p to test for no PHI nodes.
8380 * tree-cfg.c (split_critical_edges): Likewise.
8382 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
8384 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
8386 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
8387 introduced by the VTA branch merge.
8389 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
8391 * ira-conflicts.c: Use fputs or putc instead of fprintf
8395 * tree-switch-conversion.c: Ditto.
8397 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
8399 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
8400 introduced by the VTA branch merge.
8402 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
8405 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
8407 PR rtl-optimization/39779
8408 * expr.c (convert_modes): Return when mode == oldmode after
8409 CONST_INTs are processed.
8411 2009-09-10 Nick Clifton <nickc@redhat.com>
8413 * config/mep/mep.c (mep_encode_section_info): Copy weakness
8414 attribute and referring decl when creating renamed symbol.
8416 2009-09-10 Richard Guenther <rguenther@suse.de>
8419 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
8421 (cgraph_finalize_compilation_unit): Compute reachability
8422 before emitting thunks. Properly process aliases before
8423 possibly removing unreachable nodes.
8425 2009-09-10 Richard Guenther <rguenther@suse.de>
8428 * tree.c (struct free_lang_data_d): Add worklist member.
8429 (find_decls_types_r): Push onto the worklist instead of recursing.
8430 Handle TREE_BINFOs properly.
8431 (find_decls_types): New function wrapped around find_decls_types_r
8432 to process the worklist.
8433 (find_decls_types_in_eh_region): Use it.
8434 (find_decls_types_in_node): Likewise.
8435 (find_decls_types_in_var): Likewise.
8436 (free_lang_data_in_cgraph): Likewise. Free the worklist.
8437 * tree.h (RECORD_OR_UNION_TYPE_P): New.
8438 (AGGREGATE_TYPE_P): Adjust.
8440 2009-09-09 Jason Merrill <jason@redhat.com>
8442 * configure.ac: Check glibc version even if we have an in-tree
8445 2009-09-09 Anthony Green <green@moxielogic.com>
8447 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
8448 the constant 0 when appropriate.
8449 * config/moxie/constraints.md: Add constraint O.
8451 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
8452 to pass up to 6 32-bit argument values in registers.
8453 (moxie_function_arg): Ditto.
8454 (moxie_arg_partial_bytes): Ditto.
8455 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
8456 (REG_PARM_STACK_SPACE): Ditto.
8457 (FUNCTION_ARG_REGNO_P): Ditto.
8459 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8460 instruction to allocate stack space.
8462 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
8464 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
8465 unnecessarily stringent constraints. Fix address
8466 calculation in the splitters.
8468 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
8470 PR rtl-optimization/39779
8471 * expr.c (convert_modes): Return when mode == oldmode after
8472 CONST_INTs are processed.
8474 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
8477 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
8478 (ix86_expand_prologue): Take frame.padding0 into logic of
8480 (ix86_expand_epilogue): Likewise.
8482 2009-09-09 Jakub Jelinek <jakub@redhat.com>
8484 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
8486 (SHLIB_LINK, SHLIB_INSTALL): Use them.
8487 * config/t-slibgcc-libgcc: New file.
8488 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
8490 2009-09-09 Martin Jambor <mjambor@suse.cz>
8492 PR tree-optimization/41089
8493 * tree-sra.c (find_var_candidates): Do not consider va_lists in
8496 2009-09-09 Richard Henderson <rth@redhat.com>
8498 * gimple.h (CASE_GIMPLE_OMP): New.
8499 (is_gimple_omp): Use it.
8500 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
8501 (verify_gimple_debug): Likewise.
8503 2009-09-09 Richard Guenther <rguenther@suse.de>
8505 PR tree-optimization/41101
8506 * tree-ssa-pre.c (maximal_set): Remove.
8507 (compute_antic_aux): Treat the maximal set as implicitly all ones.
8508 Defer all blocks we didn't visit at least one successor.
8509 (add_to_exp_gen): Do not add to the maximal set.
8510 (make_values_for_phi): Likewise.
8511 (compute_avail): Likewise.
8512 (init_pre): Do not allocate the maximal set.
8513 (execute_pre): Do not dump it.
8515 2009-09-09 Martin Jambor <mjambor@suse.cz>
8517 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
8518 an SSA_NAME rather than a is_gimple_variable.
8520 2009-09-09 Richard Guenther <rguenther@suse.de>
8523 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
8524 code dealing with plain pointer bases.
8525 (maybe_fold_offset_to_reference): Likewise.
8526 (maybe_fold_stmt_addition): Adjust.
8528 2009-09-09 Richard Guenther <rguenther@suse.de>
8530 * tree.c (free_lang_data_in_type): Do not free the type variant
8532 (free_lang_data): Merge char_type_node with its properly signed
8534 (pass_ipa_free): Collect after freeing language specific data.
8536 2009-09-09 Michael Matz <matz@suse.de>
8539 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
8540 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
8541 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
8544 2009-09-08 DJ Delorie <dj@redhat.com>
8546 * config/mep/mep.c (conversions[]): Add "ml" pattern.
8548 2009-09-04 Jason Merrill <jason@redhat.com>
8550 * tree.c (tree_find_value): Remove.
8551 * tree.h: Remove prototype.
8552 * varasm.c (assemble_external): Use value_member instead.
8554 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8556 * toplev.c (process_options): Choose default debugging type when
8557 gtoggle enables debug info and type is unset.
8559 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8563 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
8566 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8568 * configure: Rebuilt with modified libtool.m4.
8570 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8575 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
8577 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8579 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
8580 (remove_statement): Likewise.
8581 (rewrite_use_nonlinear_expr): Adjust.
8582 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
8583 * tree-ssa.c (release_defs_bitset): ... this. New.
8584 * tree-flow.h (release_defs_bitset): Declare.
8586 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8589 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
8590 in the middle block.
8592 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
8594 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
8595 via intptr_t to long type.
8596 (insert_operand_rank): Cast long type via intptr_t to
8598 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
8600 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
8601 from pointer to unsigned via uintptr_t.
8603 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
8604 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
8606 * configure: Regenerated.
8607 * config.in: Regenerated
8608 * system.h (stdint.h): Add include.
8609 (inttypes.h): Likewise.
8610 * Makefile.in (aclocal): Add config/stdint.m4.
8611 * aclocal.m4: Regenerated.
8613 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
8615 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
8617 (note_np_check_stores): New function.
8618 (harmless_null_pointer_p): New function.
8619 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
8620 changed. Take into account whether we're in the shadow of a condjump
8621 that tested NP_REG for NULL.
8622 Lose all code that tested for SEQUENCEs.
8623 (workaround_speculation): Avoid inserting NOPs for loads that are
8624 either always executed or a NULL pointer.
8626 2009-09-08 Jan Hubicka <jh@suse.cz>
8628 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
8629 * params.def (early-inlining-insns): Likewise.
8631 2009-09-08 Jakub Jelinek <jakub@redhat.com>
8633 PR rtl-optimization/41239
8634 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
8635 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
8637 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
8638 across calls, as the calls might not always return normally.
8639 (call_may_noreturn_p): New function.
8640 (deps_analyze_insn): Update last_function_call_may_noreturn list.
8641 (init_deps): Initialize it.
8642 (remove_from_deps): Also remove calls from
8643 last_function_call_may_noreturn list.
8645 2009-09-07 Richard Henderson <rth@redhat.com>
8647 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
8648 more VR->OPERANDS than LHS operands. Free LHS before returning.
8650 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8652 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
8653 (attr "addrtype"): New member "spreg".
8654 Use it if mem_spfp_address_operand is true for the address.
8655 (attr "type"): New entry "stall".
8656 (cpu_unit "load"): New.
8657 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
8659 (insn_reservation "loadsp"): New.
8660 (insn_reservation "load_stall1"): New.
8661 (insn_reservation "load_stall3"): New.
8663 * config/bfin/predicates.md (const1_operand, const3_operand): New.
8664 (mem_p_address_operand): Exclude stack and frame pointer based
8666 (mem_spfp_address_operand): New; match them here.
8667 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
8668 (bfin_reorg): Call it if scheduling insns.
8669 (bfin_gen_bundles): Remove dummy insns created by
8670 add_sched_insns_for_speculation.
8672 From Jie Zhang <jie.zhang@analog.com>:
8673 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
8674 bfin_si_revision, bfin_workarounds): Move these ...
8675 * config/bfin/bfin.h: ... here.
8677 From Mike Frysinger <michael.frysinger@analog.com>
8678 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
8679 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
8680 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
8681 bf547m, bf548m, and bf549m.
8682 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
8683 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
8684 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
8685 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
8686 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
8687 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
8688 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
8689 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
8690 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
8691 bf542m, bf544m, bf547m, bf548m, and bf549m.
8693 From Jie Zhang <jie.zhang@analog.com>:
8694 * config/bfin/predicates.md (p_register_operand): New predicate.
8695 (dp_register_operand): New predicate.
8696 * config/bfin/bfin-protos.h (WA_05000074): Define.
8697 (ENABLE_WA_05000074): Define.
8698 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
8699 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
8700 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
8701 (define_attr addrtype): Allow load/store register to be P register.
8702 (define_attr storereg): New.
8703 (define_cpu_unit anomaly_05000074): New.
8704 (define_insn_reservation dsp32shiftimm): New.
8705 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
8706 (define_insn_reservation loadp): Cannot use slot2.
8707 (define_insn_reservation loadsp): Cannot use slot2.
8708 (define_insn_reservation storep): Cannot use slot2. Does not
8709 apply when working around 05000074.
8710 (define_insn_reservation storep_anomaly_05000074): New.
8711 (define_insn_reservation storei): Does not apply when working
8713 (define_insn_reservation storei_anomaly_05000074): New.
8714 (define_attr length): Add dsp32shiftimm case.
8715 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
8716 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
8717 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
8718 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
8719 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
8721 2009-09-07 Martin Jambor <mjambor@suse.cz>
8724 * tree-sra.c (create_artificial_child_access): Return NULL if
8725 build_ref_for_offset fails.
8726 (propagate_subacesses_accross_link): Allow build_ref_for_offset
8727 and create_artificial_child_access to fail.
8729 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
8732 * unwind-dw2.c (uw_init_context_1): Mark noinline.
8733 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
8734 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
8736 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8738 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
8739 block, ensure it has an exit edge. Emit a barrier after a jump.
8741 2009-09-07 Nick Clifton <nickc@redhat.com>
8743 * gcc.c (this_is_linker_script): New variable. Like
8744 this_is_library_file but for the %T constructor.
8745 (end_going_arg): If this_is_linker_script is set then locate the
8746 script and insert a --script switch before it
8747 (do_spec_2): Initialise this_is_linker_script.
8748 (do_spec_1): Likewise. Handle %T construct.
8749 (eval_spec_function): Preserve this_is_linker_script.
8750 * doc/invoke.texi: Document %T construct in spec files.
8751 * config/m32c/m32c.h (LIB_SPEC): Use it.
8753 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8755 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
8756 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
8757 when volatile flag is set.
8758 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
8760 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
8763 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
8764 (combine_stack_adjustments_for_block): Allow insns between stack
8765 adjustments and stores with corresponding pre-(dec|inc)rement or
8766 pre-modify operation.
8768 2009-09-06 Jakub Jelinek <jakub@redhat.com>
8771 * combine-stack-adj.c (struct csa_memlist): Rename to...
8772 (struct csa_reflist): ... this. Rename mem field to ref.
8773 (free_csa_memlist): Rename to...
8774 (free_csa_reflist): ... this.
8775 (record_one_stack_memref): Rename to...
8776 (record_one_stack_ref): ... this. Handle also REG_P.
8777 (try_apply_stack_adjustment): Handle also REG_P.
8778 (struct record_stack_memrefs_data): Rename to...
8779 (struct record_stack_refs_data): ... this. Rename memlist field to
8781 (record_stack_memrefs): Rename to...
8782 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
8783 subexpressions instead of failing when a MEM contains SP references.
8784 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
8785 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
8787 2009-09-06 Richard Guenther <rguenther@suse.de>
8790 * tree.c (build_array_type): Do not record types marked
8791 with structural equality in the canonical type hashtable.
8793 2009-09-06 Richard Guenther <rguenther@suse.de>
8796 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
8798 2009-09-05 Richard Guenther <rguenther@suse.de>
8801 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
8803 2009-09-05 Richard Guenther <rguenther@suse.de>
8806 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
8808 2009-09-05 Richard Guenther <rguenther@suse.de>
8811 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
8812 before comparing function argument types.
8814 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8817 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
8820 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
8823 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
8825 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
8826 locators before emit_insn is called.
8828 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
8831 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
8832 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
8833 (reginfo_init): Don't call allocate_reg_info.
8835 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
8838 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
8839 NONDEBUG_INSN_P instead of INSN_P.
8841 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8844 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
8846 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8849 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
8850 pattern of the split.
8852 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8854 * toplev.c (process_options): Move setter of flag_var_tracking
8855 before other tests that depend on it. Move down setter of
8856 flag_rename_registers. Don't enable var-tracking-assignments
8857 by default if selective scheduling is enabled. Warn if both
8860 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8862 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
8863 comment. Use switch statement to catch overlaps between rtx
8864 and tree codes. Accept FUNCTION_DECLs in addition to those in...
8865 (IS_DECL_CODE): ... here. Remove.
8866 (check_value_is_not_decl): Remove.
8867 (dv_from_decl, dv_from_value): Check after conversion.
8869 2009-09-04 Richard Guenther <rguenther@suse.de>
8872 * (cgraph_finalize_compilation_unit): Move finalizing aliases
8873 after emitting tunks. Move emitting thunks and ctors from ...
8874 (cgraph_optimize): ... here. Remove redundant
8875 cgraph_analyze_functions.
8876 * varasm.c (find_decl_and_mark_needed): Remove no longer
8878 (finish_aliases_1): Adjust check for thunk aliases.
8880 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
8882 * config/arm/arm.md (ctzsi2): Added braces
8883 to avoid warning that broke booststrap.
8885 2009-09-04 Martin Jambor <mjambor@suse.cz>
8887 PR tree-optimization/41112
8888 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
8889 handle variable-bounded arrays.
8890 (expr_with_var_bounded_array_refs_p): New function.
8891 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
8893 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
8895 * config/s390/2097.md: Removed two incorrect bypasses.
8896 (z10_fsimpdf): Fixed latency.
8897 (z10_fhex): New insn_reservation.
8898 (z10_floaddf): Fixed latency.
8899 (z10_floadsf): Fixed latency.
8900 (z10_ftrunctf): Fixed latency.
8901 (z10_ftruncdf): Fixed latency.
8902 * config/s390/s390.c (z10_cost): Fixed values.
8903 (s390_adjust_priority): Added z10 path.
8904 * config/s390/s390.md (type): Added fhex.
8905 (*mov<mode>_64dfp): Updated type attribute.
8906 (*mov<mode>_64): Updated type attribute.
8907 (*mov<mode>_31): Updated type attribute.
8908 (*mov<mode>"): Likewise.
8909 * config/s390/2084.md (x_fsimpdf): Updated condition.
8911 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
8913 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
8914 RTXs in the predicate for operand 1.
8916 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
8918 * config/arm/arm.md (UNSPEC_RBIT): New constant.
8919 (rbitsi2): New insn.
8920 (ctzsi2): New expand.
8921 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
8923 2009-09-03 Martin Jambor <mjambor@suse.cz>
8925 * tree-sra.c (duplicate_expr_for_different_base): Removed.
8926 (create_artificial_child_access): Use build_ref_for_offset instead
8927 of duplicate_expr_for_different_base.
8928 (propagate_subacesses_accross_link): Likewise.
8930 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
8932 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
8934 (mips16e_collect_argument_saves): Skip debug instructions.
8935 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
8936 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
8937 (r10k_insert_cache_barriers): Likewise.
8938 (mips_reorg_process_insns): Likewise.
8940 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
8943 * ira.c (update_equiv_reg): Remove check on class likely spill.
8945 2009-09-03 Jakub Jelinek <jakub@redhat.com>
8948 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
8949 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
8953 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
8954 the stack slot if it is passed by invisible reference.
8955 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
8956 by invisible reference.
8958 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
8960 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
8961 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
8962 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
8964 * config/bfin/sync.md: New file.
8965 * config/bfin/bfin.md: Include it.
8966 (UNSPEC_ATOMIC): New.
8967 (UNSPEC_ONES): Provide a unique number.
8969 From Jie Zhang <jie.zhang@analog.com>:
8970 * config/bfin/bfin.c (ret_regs): New.
8971 (must_save_fp_p): Don't return true because of frame_pointer_needed.
8972 (must_save_rets_p): New.
8973 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
8974 current_function_is_leaf.
8975 (do_link): Likewise.
8976 (do_unlink): Likewise.
8977 (expand_interrupt_handler_prologue): Use ret_regs array.
8978 (expand_interrupt_handler_epilogue): Use ret_regs array and
8979 pass return register to gen_return_internal.
8980 (bfin_expand_epilogue): Pass return register to
8981 gen_return_internal.
8982 (bfin_expand_call): Explicitly clobber RETS.
8983 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
8984 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
8985 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
8986 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
8988 (return_internal): Take a reg rtx rather than the register number.
8990 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
8992 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
8993 when comparing against estimated_loop_iterations_int return.
8995 2009-09-03 Richard Guenther <rguenther@suse.de>
8997 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
8998 eh_personality_libfunc.
9000 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
9002 * tree-parloops.c (separate_decls_in_region): Add space.
9004 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
9006 * tree-parloops.c (separate_decls_in_region): Change the condition
9007 checking if there are reductions in the loop.
9009 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
9011 PR tree-optimization/38275
9012 * tree-parloops.c (parallelize_loops): Replace profitability condition
9013 for expected number of iterations.
9015 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
9017 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
9018 (bootstrap-debug): Explain conditions in which it becomes default.
9019 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
9022 2009-09-03 Namhyung Kim <namhyung@gmail.com>
9024 * doc/invoke.texi (Optimize Options): Move
9025 -finline-small-functions to the -O2 list.
9027 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
9029 * toplev.c (process_options): Enable var-tracking-assignments
9030 by default if var-tracking is enabled.
9032 2009-09-02 David Daney <ddaney@caviumnetworks.com>
9034 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
9036 * emit-rtl.c (prev_nonnote_insn_bb): New function.
9037 * rtl.h (prev_nonnote_insn_bb): Declare it.
9039 2009-09-03 Diego Novillo <dnovillo@google.com>
9041 * cgraph.c (cgraph_node_for_decl): New.
9042 * cgraph.h (cgraph_node_for_decl): Declare.
9043 * tree.c (host_integerp): Return 0 if T is NULL.
9045 2009-09-03 Diego Novillo <dnovillo@google.com>
9047 * tree.h (struct alias_pair): Move from varasm.c.
9048 (alias_pairs): Likewise.
9049 (TYPE_MAXVAL): Define.
9050 (TYPE_MINVAL): Define.
9051 (iterative_hash_host_wide_int): Declare.
9052 (remove_unreachable_alias_pairs): Declare.
9053 * tree-pass.h (pass_ipa_free_lang_data): Declare.
9054 * diagnostic.c (default_diagnostic_starter): Make extern.
9055 (default_diagnostic_finalizer): Make extern.
9056 * diagnostic.h (default_diagnostic_starter): Declare.
9057 (default_diagnostic_finalizer): Declare.
9058 (default_tree_printer): Declare.
9059 * toplev.c (default_tree_printer): Make extern.
9061 2009-09-03 Richard Guenther <rguenther@suse.de>
9062 Diego Novillo <dnovillo@google.com>
9064 * cgraph.c (cgraph_add_new_function): Remove gimplification.
9065 * cgraphunit.c (cgraph_expand_function): Do not emit
9066 associated thunks from here.
9067 (cgraph_emit_thunks): New.
9068 (cgraph_optimize): Call it.
9069 Return if any IPA pass finds an error.
9070 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
9073 2009-09-03 Simon Baldwin <simonb@google.com>
9074 Rafael Espindola <espindola@google.com>
9075 Richard Guenther <rguenther@suse.de>
9076 Doug Kwan <dougkwan@google.com>
9077 Diego Novillo <dnovillo@google.com>
9079 * tree.c: Include tree-pass.h, langhooks-def.h,
9080 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
9081 (free_lang_data_in_type): New.
9082 (need_assembler_name_p): New.
9083 (free_lang_data_in_block): New.
9084 (free_lang_data_in_decl): New.
9085 (struct free_lang_data_d): New.
9086 (add_tree_to_fld_list): New.
9087 (find_decls_types_r): New.
9088 (get_eh_types_for_runtime): New.
9089 (find_decls_types_in_eh_region): New.
9090 (find_decls_types_in_node): New.
9091 (find_decls_types_in_var): New.
9092 (free_lang_data_in_cgraph): New.
9093 (free_lang_data): New.
9094 (gate_free_lang_data): New.
9095 (pass_ipa_free_lang_data): New.
9097 2009-09-03 Diego Novillo <dnovillo@google.com>
9099 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
9100 * langhooks.h (struct lang_hooks): Add field free_lang_data.
9101 (lang_hooks): Remove const qualifier.
9102 * ipa.c (cgraph_remove_unreachable_nodes): Call
9103 remove_unreachable_alias_pairs.
9104 * except.c (add_type_for_runtime): Check if TYPE has
9105 already been converted.
9106 (lookup_type_for_runtime): Likewise.
9107 (check_handled): Handle converted types.
9108 * varasm.c (remove_unreachable_alias_pairs): New.
9109 * gimple.c: Include demangle.h.
9110 (gimple_decl_printable_name): New.
9111 (gimple_fold_obj_type_ref): New.
9112 * gimple.h (gimple_decl_printable_name): Declare.
9113 (gimple_fold_obj_type_ref): Declare.
9114 * passes.c (init_optimization_passes): Add pass
9115 pass_ipa_free_lang_data.
9116 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
9117 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
9119 2009-09-03 Diego Novillo <dnovillo@google.com>
9121 * c-lang.c (lang_hooks): Remove const qualifier.
9123 2009-09-02 Loren James Rittle <ljrittle@acm.org>
9125 * doc/install.texi (*-*-freebsd*): Update target information.
9127 2009-09-02 Anatoly Sokolov <aesok@post.ru>
9129 * hard-reg-set.h (call_fixed_regs): Remove.
9130 * reginfo.c (call_fixed_regs): Remove.
9131 (init_reg_sets_1): Remove initialization of call_fixed_regs.
9132 (globalize_reg): Don't use call_fixed_regs.
9133 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
9136 2009-09-01 Michael Matz <matz@suse.de>
9138 * expr.h (emit_storent_insn, expand_expr_real_1,
9139 expand_expr_real_2): Declare.
9140 * expr.c (emit_storent_insn, expand_expr_real_1,
9141 expand_expr_real_2): Export.
9142 (store_expr): Setting and evaluating dont_return_target is useless.
9143 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
9144 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
9145 * except.c (expand_resx_expr): Rename to ...
9146 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
9147 * except.h (expand_resx_stmt): Declare.
9148 * stmt.c: Add include gimple.h
9149 (expand_asm_expr): Rename to ...
9150 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
9151 (expand_case): Rewrite to take gimple statement.
9152 * tree.h (expand_asm_stmt): Declare.
9153 (expand_case): Change prototype.
9154 * Makefile.in (stmt.o): Depend on gimple.h.
9155 * builtins.c (expand_builtin_synchronize): Build gimple asm
9156 statement, not an ASM_EXPR.
9157 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
9158 gimple_to_tree, release_stmt_tree): Remove.
9159 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
9160 ggc_free, but hold comparison code and operands separately.
9161 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
9162 (expand_call_stmt, expand_gimple_stmt_1,
9163 expand_gimple_stmt): New helpers.
9164 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
9165 release_stmt_tree. Call expand_gimple_stmt instead.
9166 (expand_gimple_basic_block): Ditto.
9168 * calls.c (emit_call_1): Don't look at EH regions here, make
9169 fntree parameter useless.
9170 (expand_call): New local rettype for TREE_TYPE(exp), use it
9171 throughout. Remove local p, use addr instead.
9172 Don't look at EH regions here.
9174 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
9176 * doc/invoke.texi (-fsched-pressure): Document it.
9177 (-fsched-reg-pressure-heuristic): Remove it.
9179 * reload.c (ira.h): Include.
9180 (find_reloads): Add choosing reload on number of small spilled
9183 * haifa-sched.c (ira.h): Include.
9184 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
9185 saved_reg_pressure, curr_reg_live, saved_reg_live,
9186 region_ref_regs): New variables.
9187 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
9188 initiate_reg_pressure_info, setup_ref_regs,
9189 initiate_bb_reg_pressure_info, save_reg_pressure,
9190 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
9192 (setup_insn_reg_pressure_info): New function.
9193 (rank_for_schedule): Add pressure checking and insn issue time.
9194 Remove comparison of insn reg weights.
9195 (ready_sort): Set insn reg pressure info.
9196 (update_register_pressure, setup_insn_max_reg_pressure,
9197 update_reg_and_insn_max_reg_pressure,
9198 sched_setup_bb_reg_pressure_info): New functions.
9199 (schedule_insn): Add code for printing and updating reg pressure info.
9200 (find_set_reg_weight, find_insn_reg_weight): Remove.
9201 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
9202 (debug_ready_list): Print reg pressure info.
9203 (schedule_block): Ditto. Check insn issue time.
9204 (sched_init): Set up sched_pressure_p. Allocate and set up some
9205 reg pressure related info.
9206 (sched_finish): Free some reg pressure related info.
9207 (fix_tick_ready): Make insn always ready if pressure_p.
9208 (init_h_i_d): Don't call find_insn_reg_weight.
9209 (haifa_finish_h_i_d): Free insn reg pressure info.
9211 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
9212 ira_memory_move_cost, ira_class_hard_regs,
9213 ira_class_hard_regs_num, ira_no_alloc_regs,
9214 ira_available_class_regs, ira_reg_class_cover_size,
9215 ira_reg_class_cover, ira_class_translate): Move to ira.h.
9217 * ira-lives.c (single_reg_class): Check mode to find how many
9218 registers are necessary for operand.
9219 (ira_implicitly_set_insn_hard_regs): New.
9221 * common.opt (fsched-pressure): New options.
9222 (fsched-reg-pressure-heuristic): Remove.
9224 * ira.c (setup_eliminable_regset): Rename to
9225 ira_setup_eliminable_regset. Make it external.
9226 (expand_reg_info): Pass cover class to setup_reg_classes.
9227 (ira): Call resize_reg_info instead of allocate_reg_info.
9229 * sched-deps.c: Include ira.h.
9230 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
9231 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
9232 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
9233 mark_insn_hard_regno_birth, mark_insn_reg_birth,
9234 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
9235 mark_insn_reg_store, mark_insn_reg_clobber,
9236 setup_insn_reg_pressure_info): New.
9237 (sched_analyze_1): Update implicit_reg_pending_uses.
9238 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
9239 Use them to create dependencies. Set insn reg uses and pressure
9240 info. Process reg_pending_uses in one place.
9241 (free_deps): Free implicit sets.
9242 (remove_from_deps): Remove implicit sets if necessary. Check
9243 implicit sets when clearing reg_last_in_use.
9244 (init_deps_global): Clear implicit_reg_pending_clobbers and
9245 implicit_reg_pending_uses.
9247 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
9248 ira_memory_move_cost, ira_class_hard_regs,
9249 ira_class_hard_regs_num, ira_no_alloc_regs,
9250 ira_available_class_regs, ira_reg_class_cover_size,
9251 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
9252 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
9253 ira_implicitly_set_insn_hard_regs): New prototypes.
9255 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
9256 cost_elements_num): New variables.
9257 (allocno_costs, total_costs): Rename to costs and
9258 total_allocno_costs.
9259 (COSTS_OF_ALLOCNO): Rename to COSTS.
9260 (allocno_pref): Rename to pref.
9261 (allocno_pref_buffer): Rename to pref_buffer.
9262 (common_classes): Rename to regno_cover_class.
9264 (record_reg_classes): Set allocno attributes only if allocno_p.
9265 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
9266 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
9267 and COSTS_OF_ALLOCNO.
9268 (print_costs): Rename to print_allocno_costs.
9269 (print_pseudo_costs): New.
9270 (process_bb_node_for_costs): Split into 2 functions with new
9271 function process_bb_for_costs. Pass BB to process_bb_for_costs.
9272 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
9273 new parameter dump_file. Use cost_elements_num instead of
9274 ira_allocnos_num. Make one iteration if preferred classes were
9275 already calculated for scheduler. Make 2 versions of code
9276 depending on allocno_p.
9277 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
9278 regno_cover_class and COSTS instead of common_classes and
9280 (init_costs, finish_costs): New.
9281 (ira_costs): Set up allocno_p and cost_elements_num. Call
9282 init_costs and finish_costs.
9283 (ira_set_pseudo_classes): New.
9285 * rtl.h (allocate_reg_info): Remove.
9286 (resize_reg_info): Change return type.
9287 (reg_cover_class): New.
9288 (setup_reg_classes): Add new parameter.
9290 * sched-int.h (struct deps_reg): New member implicit_sets.
9291 (sched_pressure_p, sched_regno_cover_class): New external definitions.
9292 (INCREASE_BITS): New macro.
9293 (struct reg_pressure_data, struct reg_use_data): New.
9294 (struct _haifa_insn_data): Remove reg_weight. Add members
9295 reg_pressure, reg_use_list, reg_set_list, and
9296 reg_pressure_excess_cost_change.
9297 (struct deps): New member implicit_sets.
9298 (pressure_p): New variable.
9299 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
9300 (struct reg_pressure_data, struct reg_use_data): New.
9301 (INSN_REG_WEIGHT): Remove.
9302 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
9303 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
9304 (sched_init_region_reg_pressure_info,
9305 sched_setup_bb_reg_pressure_info): New prototypes.
9307 * reginfo.c (struct reg_pref): New member coverclass.
9308 (reg_cover_class): New function.
9309 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
9310 (reg_info_size): New variable.
9311 (allocate_reg_info): Make static. Setup reg_info_size.
9312 (resize_reg_info): Use reg_info_size. Return flag of resizing.
9313 (setup_reg_classes): Add a new parameter. Setup cover class too.
9315 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
9318 * sched-rgn.c (deps_join): Set up implicit_sets.
9319 (schedule_region): Set up region and basic blocks pressure
9322 * passes.c (init_optimization_passes): Move
9323 pass_subregs_of_mode_init before pass_sched.
9325 2009-09-02 Martin Jambor <mjambor@suse.cz>
9327 * tree-sra.c (struct access): New field grp_hint.
9328 (dump_access): Dump grp_hint.
9329 (sort_and_splice_var_accesses): Set grp_hint if a group is read
9331 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
9332 those which have been specifically read and somehow written to.
9333 (propagate_subacesses_accross_link): Set grp_hint of right child and
9334 also possibly of the left child.
9336 2009-09-02 Jakub Jelinek <jakub@redhat.com>
9338 * tree-object-size.c (addr_object_size): Always use object_size_type
9339 0 or 2 when determining the pointer pointed object size.
9341 2009-09-02 Richard Guenther <rguenther@suse.de>
9344 2009-08-31 Richard Guenther <rguenther@suse.de>
9346 * builtins.c (fold_builtin_memory_op): Use the alias oracle
9347 to query if the memory regions for memmove overlap.
9348 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
9349 asserts on pointers, instead deal with odd trees.
9350 (ptr_derefs_may_alias_p): Likewise.
9351 (refs_may_alias_p_1): Constructor bases also never alias.
9353 2009-08-01 Christian Bruel <christian.bruel@st.com>
9356 2009-07-31 Christian Bruel <christian.bruel@st.com>
9357 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9359 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
9361 * doc/invoke.texi (-fvar-tracking-assignments): New.
9362 (-fvar-tracking-assignments-toggle): New.
9363 (-fdump-final-insns=file): Mark filename as optional.
9364 (--param min-nondebug-insn-uid): New.
9365 (-gdwarf-@{version}): Mention version 4.
9366 * opts.c (common_handle_option): Accept it.
9367 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
9368 * regrename.c (regrename_optimize): Drop last. Don't count debug
9369 insns as uses. Don't reject change because of debug insn.
9370 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
9371 from the chain starter, and check for inexact matches in DEBUG_INSNS.
9372 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
9373 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
9374 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
9375 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
9376 * doc/gimple.texi (is_gimple_debug): New.
9377 (gimple_debug_bind_p): New.
9378 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
9379 * doc/install.texi (bootstrap-debug): More details.
9380 (bootstrap-debug-big, bootstrap-debug-lean): Document.
9381 (bootstrap-debug-lib): More details.
9382 (bootstrap-debug-ckovw): Update.
9383 (bootstrap-time): New.
9384 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
9385 (insert_phi_nodes_for): Insert debug stmts.
9386 (rewrite_stmt): Take iterator. Insert debug stmts.
9387 (rewrite_enter_block): Adjust.
9388 (maybe_replace_use_in_debug_stmt): New.
9389 (rewrite_update_stmt): Use it.
9390 (mark_use_interesting): Return early for debug stmts.
9391 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
9392 stmts before replacing stmt.
9393 (move_computations_stmt): Likewise.
9394 * ira-conflicts.c (add_copies): Skip debug insns.
9395 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
9396 (regstat_bb_compute_ri): Skip debug insns.
9397 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
9398 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
9399 check_loop_closed_ssa_stmt): Skip debug stmts.
9400 * tree-tailcall.c (find_tail_calls): Likewise.
9401 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
9402 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
9403 (build_var_debug_value_stat): Declare.
9404 (build_var_debug_value): Define.
9405 (target_for_debug_bind): Declare.
9406 * reload.c (find_equiv_reg): Skip debug insns.
9407 * rtlanal.c (reg_used_between_p): Skip debug insns.
9408 (side_effects_p): Likewise.
9409 (canonicalize_condition): Likewise.
9410 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
9411 insns never depend on debug insns.
9412 (create_ddg_dep_no_link): Likewise.
9413 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
9414 Don't add inter-loop dependencies for debug insns.
9415 (build_intra_loop_deps): Likewise.
9416 (create_ddg): Count debug insns.
9417 * ddg.h (struct ddg::num_debug): New.
9418 (num_backargs): Pair up with previous int field.
9419 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
9420 -fcompare-debug-second.
9421 * final.c (get_attr_length_1): Skip debug insns.
9422 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
9423 * gcc.c (invoke_as): Call compare-debug-dump-opt.
9424 (driver_self_specs): Map -fdump-final-insns to
9425 -fdump-final-insns=..
9426 (get_local_tick): New.
9427 (compare_debug_dump_opt_spec_function): Test for . argument and
9428 compute output name. Compute temp output spec without flag name.
9429 Compute -frandom-seed.
9430 (OPT): Undef after use.
9431 * cfgloopanal.c (num_loop_insns): Skip debug insns.
9432 (average_num_loop_insns): Likewise.
9433 * params.h (MIN_NONDEBUG_INSN_UID): New.
9434 * gimple.def (GIMPLE_DEBUG): New.
9435 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
9436 * auto-inc-dec.c (merge_in_block): Skip debug insns.
9437 (merge_in_block): Fix whitespace.
9438 * toplev.c (flag_var_tracking): Update comment.
9439 (flag_var_tracking_assignments): New.
9440 (flag_var_tracking_assignments_toggle): New.
9441 (process_options): Don't open final insns dump file if we're not
9442 going to write to it. Compute defaults for var_tracking.
9443 * df-scan.c (df_insn_rescan_debug_internal): New.
9444 (df_uses_record): Handle debug insns.
9445 * haifa-sched.c (ready): Initialize n_debug.
9446 (contributes_to_priority): Skip debug insns.
9447 (dep_list_size): New.
9449 (rank_for_schedule): Likewise. Schedule debug insns as soon as
9450 they're ready. Disregard previous debug insns to make decisions.
9451 (queue_insn): Never queue debug insns.
9452 (ready_add, ready_remove_first, ready_remove): Count debug insns.
9453 (schedule_insn): Don't reject debug insns because of issue rate.
9454 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
9455 (queue_to_ready): Skip and discount debug insns.
9456 (choose_ready): Let debug insns through.
9457 (schedule_block): Check boundary debug insns. Discount debug
9458 insns, schedule them early. Adjust whitespace.
9459 (set_priorities): Check for boundary debug insns.
9460 (add_jump_dependencies): Use dep_list_size.
9461 (prev_non_location_insn): New.
9462 (check_cfg): Use it.
9463 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
9465 (remove_unused_ivs): Reset debug stmts.
9466 * modulo-sched.c (const_iteration_count): Skip debug insns.
9467 (res_MII): Discount debug insns.
9468 (loop_single_full_bb_p): Skip debug insns.
9469 (sms_schedule): Likewise.
9470 (sms_schedule_by_order): Likewise.
9471 (ps_has_conflicts): Likewise.
9472 * caller-save.c (refmarker_fn): New.
9473 (save_call_clobbered_regs): Replace regs with saved mem in
9475 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
9476 Call refmarker_fn mark for hardregnos.
9477 (mark_reg_as_referenced): New.
9478 (replace_reg_with_saved_mem): New.
9479 * ipa-pure-const.c (check_stmt): Skip debug stmts.
9480 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
9482 (cse_extended_basic_block): Skip debug insns.
9483 (count_reg_usage): Likewise.
9484 (is_dead_reg): New, split out of...
9485 (set_live_p): ... here.
9486 (insn_live_p): Use it for debug insns.
9487 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
9488 (execute_optimize_stdarg): Likewise.
9489 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
9490 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
9491 changes in debug stmts as changes.
9492 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
9493 (moveup_expr): Don't move across debug insns. Don't move
9494 debug insn if it would create a bookkeeping block.
9495 (moveup_expr_cached): Don't use cache for debug insns that
9496 are heads of blocks.
9497 (compute_av_set_inside_bb): Skip debug insns.
9498 (sel_rank_for_schedule): Schedule debug insns first. Remove
9500 (block_valid_for_bookkeeping_p); Support lax searches.
9501 (create_block_for_bookkeeping): Adjust block numbers when
9502 encountering debug-only blocks.
9503 (find_place_for_bookkeeping): Deal with debug-only blocks.
9504 (generate_bookkeeping_insn): Accept no place to insert.
9505 (remove_temp_moveop_nops): New argument full_tidying.
9506 (prepare_place_to_insert): Deal with debug insns.
9507 (advance_state_on_fence): Debug insns don't start cycles.
9508 (update_boundaries): Take fence as argument. Deal with
9510 (schedule_expr_on_boundary): No full_tidying on debug insns.
9511 (fill_insns): Deal with debug insns.
9512 (track_scheduled_insns_and_blocks): Don't count debug insns.
9513 (need_nop_to_preserve_insn_bb): New, split out of...
9514 (remove_insn_from_stream): ... this.
9515 (fur_orig_expr_not_found): Skip debug insns.
9516 * rtl.def (VALUE): Move up.
9518 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
9519 (nearest_common_dominator_of_uses): Take debug_stmts argument.
9520 Set it if debug stmts are found.
9521 (statement_sink_location): Skip debug stmts. Propagate
9522 moving defs into debug stmts.
9523 * ifcvt.c (first_active_insn): Skip debug insns.
9524 (last_active_insns): Likewise.
9525 (cond_exec_process_insns): Likewise.
9526 (noce_process_if_block): Likewise.
9527 (check_cond_move_block): Likewise.
9528 (cond_move_convert_if_block): Likewise.
9529 (block_jumps_and_fallthru_p): Likewise.
9530 (dead_or_predicable): Likewise.
9531 * dwarf2out.c (debug_str_hash_forced): New.
9532 (find_AT_string): Add comment.
9533 (gen_label_for_indirect_string): New.
9534 (get_debug_string_label): New.
9535 (AT_string_form): Use it.
9536 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
9537 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
9538 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
9539 several operations that cannot be represented with DWARF opcodes.
9540 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
9541 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
9542 (dwarf2out_var_location): Take during-call mark into account.
9543 (output_indirect_string): Update comment. Output if there are
9544 label and references.
9545 (prune_indirect_string): New.
9546 (prune_unused_types): Call it if debug_str_hash_forced.
9547 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
9548 (dw_long_long_const): Remove.
9549 (struct dw_val_struct): Change val_long_long type to rtx.
9550 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
9551 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
9552 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
9553 component instead of HOST_BITS_PER_LONG.
9554 (output_loc_operands): Likewise. For const8* assert
9555 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
9556 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
9557 rather than HOST_BITS_PER_LONG is >= 64.
9558 (add_AT_long_long): Remove val_hi and val_lo arguments, add
9560 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
9561 HOST_BITS_PER_LONG for dw_val_class_long_long.
9562 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
9563 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
9564 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
9566 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
9567 Handle DW_OP_implicit_value.
9568 (extract_int): Move prototype earlier.
9569 (mem_loc_descriptor): For SUBREG punt if inner
9570 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
9571 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
9572 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
9573 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
9574 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
9575 instead of Pmode size.
9576 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
9577 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
9578 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
9579 (concat_loc_descriptor, concatn_loc_descriptor,
9580 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
9581 (add_location_or_const_value_attribute): Likewise. For single
9582 location loc_lists attempt to use add_const_value_attribute
9583 for constant decls. Add DW_AT_const_value even if
9584 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
9586 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
9587 (control_flow_insn_p): Likewise.
9588 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
9589 (separate_decls_in_region_debug_bind): New.
9590 (separate_decls_in_region): Process debug bind stmts afterwards.
9591 * recog.c (verify_changes): Handle debug insns.
9592 (extract_insn): Likewise.
9593 (peephole2_optimize): Skip debug insns.
9594 * dse.c (scan_insn): Skip debug insns.
9595 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
9597 (setup_id_for_insn): Handle debug insns.
9598 (maybe_tidy_empty_bb): Adjust whitespace.
9599 (tidy_control_flow): Skip debug insns.
9600 (sel_remove_insn): Adjust for debug insns.
9601 (sel_estimate_number_of_insns): Skip debug insns.
9602 (create_insn_rtx_from_pattern): Handle debug insns.
9603 (create_copy_of_insn_rtx): Likewise.
9604 * sel-sched-.h (sel_bb_end): Declare.
9605 (sel_bb_empty_or_nop_p): New.
9606 (get_all_loop_exits): Use it.
9607 (_eligible_successor_edge_p): Likewise.
9608 (return_nop_to_pool): Adjust.
9609 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
9610 * ira-lives.c (process_bb_node_lives): Skip debug insns.
9611 * gimple-pretty-print.c (dump_gimple_debug): New.
9612 (dump_gimple_stmt): Use it.
9613 (dump_bb_header): Skip gimple debug stmts.
9614 * regmove.c (optimize_reg_copy_1): Discount debug insns.
9615 (fixup_match_2): Likewise.
9616 (regmove_backward_pass): Likewise. Simplify combined
9617 replacement. Handle debug insns.
9618 * function.c (instantiate_virtual_regs): Handle debug insns.
9619 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
9620 * print-rtl.h: Include cselib.h.
9621 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
9622 * df.h (df_inns_rescan_debug_internal): Declare.
9623 * gcse.c (alloc_hash_table): Estimate n_insns.
9624 (cprop_insn): Don't regard debug insns as changes.
9625 (bypass_conditional_jumps): Skip debug insns.
9626 (one_pre_gcse_pass): Adjust.
9627 (one_code_hoisting_pass): Likewise.
9628 (compute_ld_motion_mems): Skip debug insns.
9629 (one_cprop_pass): Adjust.
9630 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
9631 (if_convertible_stmt_p): Handle debug stmts.
9632 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
9633 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
9634 * ira-build.c (create_bb_allocnos): Skip debug insns.
9635 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
9636 (has_single_use): Likewise.
9637 (single_imm_use): Likewise.
9638 (num_imm_uses): Likewise.
9639 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
9640 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
9641 (create_outofssa_var_map): Likewise.
9642 * lower-subreg.c (adjust_decomposed_uses): New.
9643 (resolve_debug): New.
9644 (decompose_multiword_subregs): Use it.
9645 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
9646 * emit-rtl.c: Include params.h.
9647 (cur_debug_insn_uid): Define.
9648 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
9649 (copy_rtx_if_shared_1): Handle debug insns.
9650 (reset_used_flags): Likewise.
9651 (set_used_flags): LIkewise.
9652 (get_max_insn_count): New.
9653 (next_nondebug_insn): New.
9654 (prev_nondebug_insn): New.
9655 (make_debug_insn_raw): New.
9656 (emit_insn_before_noloc): Handle debug insns.
9657 (emit_jump_insn_before_noloc): Likewise.
9658 (emit_call_insn_before_noloc): Likewise.
9659 (emit_debug_insn_before_noloc): New.
9660 (emit_insn_after_noloc): Handle debug insns.
9661 (emit_jump_insn_after_noloc): Likewise.
9662 (emit_call_insn_after_noloc): Likewise.
9663 (emit_debug_insn_after_noloc): Likewise.
9664 (emit_insn_after): Take loc from earlier non-debug insn.
9665 (emit_jump_insn_after): Likewise.
9666 (emit_call_insn_after): Likewise.
9667 (emit_debug_insn_after_setloc): New.
9668 (emit_debug_insn_after): New.
9669 (emit_insn_before): Take loc from later non-debug insn.
9670 (emit_jump_insn_before): Likewise.
9671 (emit_call_insn_before): Likewise.
9672 (emit_debug_insn_before_setloc): New.
9673 (emit_debug_insn_before): New.
9674 (emit_insn): Handle debug insns.
9675 (emit_debug_insn): New.
9676 (emit_jump_insn): Handle debug insns.
9677 (emit_call_insn): Likewise.
9679 (init_emit): Take min-nondebug-insn-uid into account.
9680 Initialize cur_debug_insn_uid.
9681 (emit_copy_of_insn_after): Handle debug insns.
9682 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
9683 location of single rhs in place.
9684 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
9685 (floor_sdiv_adjust): New.
9686 (cell_sdiv_adjust): New.
9687 (cell_udiv_adjust): New.
9688 (round_sdiv_adjust): New.
9689 (round_udiv_adjust): New.
9690 (wrap_constant): Moved from cselib.
9691 (unwrap_constant): New.
9692 (expand_debug_expr): New.
9693 (expand_debug_locations): New.
9694 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
9696 (gimple_expand_cfg): Expand debug locations.
9697 * cselib.c: Include tree-pass.h.
9698 (struct expand_value_data): New.
9699 (cselib_record_sets_hook): New.
9700 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
9701 (cselib_clear_table): Move, and implemnet in terms of...
9702 (cselib_reset_table_with_next_value): ... this.
9703 (cselib_get_next_unknown_value): New.
9704 (discard_useless_locs): Don't discard preserved values.
9705 (cselib_preserve_value): New.
9706 (cselib_preserved_value_p): New.
9707 (cselib_preserve_definitely): New.
9708 (cselib_clear_preserve): New.
9709 (cselib_preserve_only_values): New.
9710 (new_cselib_val): Take rtx argument. Dump it in details.
9711 (cselib_lookup_mem): Adjust.
9712 (expand_loc): Take regs_active in struct. Adjust. Silence
9713 dumps unless details are requested.
9714 (cselib_expand_value_rtx_cb): New.
9715 (cselib_expand_value_rtx): Rename and reimplment in terms of...
9716 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
9717 without details. Copy more subregs. Try to resolve values
9718 using a callback. Wrap constants.
9719 (cselib_subst_to_values): Adjust.
9720 (cselib_log_lookup): New.
9721 (cselib_lookup): Call it.
9722 (cselib_invalidate_regno): Don't count preserved values as useless.
9723 (cselib_invalidate_mem): Likewise.
9724 (cselib_record_set): Likewise.
9725 (struct set): Renamed to cselib_set, moved to cselib.h.
9726 (cselib_record_sets): Adjust. Call hook.
9727 (cselib_process_insn): Reset table when it would be cleared.
9728 (dump_cselib_val): New.
9729 (dump_cselib_table): New.
9730 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
9731 (remove_forwarder_block): Support moving debug stmts.
9732 * cselib.h (cselib_record_sets_hook): Declare.
9733 (cselib_expand_callback): New type.
9734 (cselib_expand_value_rtx_cb): Declare.
9735 (cselib_reset_table_with_next_value): Declare.
9736 (cselib_get_next_unknown_value): Declare.
9737 (cselib_preserve_value): Declare.
9738 (cselib_preserved_value_p): Declare.
9739 (cselib_preserve_only_values): Declare.
9740 (dump_cselib_table): Declare.
9741 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
9742 (try_crossjump_to_edge): Likewise.
9743 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
9744 dominated blocks when debug stmts are present.
9745 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
9746 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
9747 (set_var_live_on_entry): Likewise.
9748 * loop-invariant.c (find_invariants_bb): Skip debug insns.
9749 * cfglayout.c (curr_location, last_location): Make static.
9750 (set_curr_insn_source_location): Don't avoid bouncing.
9751 (get_curr_insn_source_location): New.
9752 (get_curr_insn_block): New.
9753 (duplicate_insn_chain): Handle debug insns.
9754 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
9756 * common.opt (fcompare-debug): Move to sort order.
9757 (fdump-unnumbered-links): Likewise.
9758 (fvar-tracking-assignments): New.
9759 (fvar-tracking-assignments-toggle): New.
9760 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
9761 because of debug stmts.
9762 (mark_stmt_if_obviously_necessary): Mark debug stmts.
9763 (eliminate_unnecessary_stmts): Walk dominated blocks before
9765 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
9766 * ira.c (memref_used_between_p): Skip debug insns.
9767 (update_equiv_regs): Likewise.
9768 * sched-deps.c (sd_lists_size): Accept empty list.
9769 (sd_init_insn): Mark debug insns.
9770 (sd_finish_insn): Unmark them.
9771 (sd_add_dep): Reject non-debug deps on debug insns.
9772 (fixup_sched_groups): Give debug insns group treatment.
9774 (sched_analyze_reg): Don't mark debug insns for sched before call.
9775 (sched_analyze_2): Handle debug insns.
9776 (sched_analyze_insn): Compute next non-debug insn. Handle debug
9778 (deps_analyze_insn): Handle debug insns.
9779 (deps_start_bb): Skip debug insns.
9780 (init_deps): Initialize last_debug_insn.
9781 * tree-ssa.c (target_for_debug_bind): New.
9782 (find_released_ssa_name): New.
9783 (propagate_var_def_into_debug_stmts): New.
9784 (propagate_defs_into_debug_stmts): New.
9785 (verify_ssa): Skip debug bind stmts without values.
9786 (warn_uninialized_vars): Skip debug stmts.
9787 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
9788 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
9789 (rtx_equal_p): Likewise.
9790 * ira-costs.c (scan_one_insn): Skip debug insns.
9791 (process_bb_node_for_hard_reg_moves): Likewise.
9792 * rtl.h (DEBUG_INSN_P): New.
9793 (NONDEBUG_INSN_P): New.
9794 (MAY_HAVE_DEBUG_INSNS): New.
9795 (INSN_P): Accept debug insns.
9796 (RTX_FRAME_RELATED_P): Likewise.
9797 (INSN_DELETED_P): Likewise
9798 (PAT_VAR_LOCATION_DECL): New.
9799 (PAT_VAR_LOCATION_LOC): New.
9800 (PAT_VAR_OCATION_STATUS): New.
9801 (NOTE_VAR_LOCATION_DECL): Reimplement.
9802 (NOTE_VAR_LOCATION_LOC): Likewise.
9803 (NOTE_VAR_LOCATION_STATUS): Likewise.
9804 (INSN_VAR_LOCATION): New.
9805 (INSN_VAR_LOCATION_DECL): New.
9806 (INSN_VAR_LOCATION_LOC): New.
9807 (INSN_VAR_LOCATION_STATUS): New.
9808 (gen_rtx_UNKNOWN_VAR_LOC): New.
9809 (VAR_LOC_UNKNOWN_P): New.
9810 (NOTE_DURING_CALL_P): New.
9811 (SCHED_GROUP_P): Accept debug insns.
9812 (emit_debug_insn_before): Declare.
9813 (emit_debug_insn_before_noloc): Declare.
9814 (emit_debug_insn_beore_setloc): Declare.
9815 (emit_debug_insn_after): Declare.
9816 (emit_debug_insn_after_noloc): Declare.
9817 (emit_debug_insn_after_setloc): Declare.
9818 (emit_debug_insn): Declare.
9819 (make_debug_insn_raw): Declare.
9820 (prev_nondebug_insn): Declare.
9821 (next_nondebug_insn): Declare.
9822 (delegitimize_mem_from_attrs): Declare.
9823 (get_max_insn_count): Declare.
9824 (wrap_constant): Declare.
9825 (unwrap_constant): Declare.
9826 (get_curr_insn_source_location): Declare.
9827 (get_curr_insn_block): Declare.
9828 * tree-inline.c (insert_debug_decl_map): New.
9829 (processing_debug_stmt): New.
9830 (remap_decl): Don't create new mappings in debug stmts.
9831 (remap_gimple_op_r): Don't add references in debug stmts.
9832 (copy_tree_body_r): Likewise.
9833 (remap_gimple_stmt): Handle debug bind stmts.
9834 (copy_bb): Skip debug stmts.
9835 (copy_edges_for_bb): Likewise.
9836 (copy_debug_stmt): New.
9837 (copy_debug_stmts): New.
9838 (copy_body): Copy debug stmts at the end.
9839 (insert_init_debug_bind): New.
9840 (insert_init_stmt): Take id. Skip and emit debug stmts.
9841 (setup_one_parameter): Remap variable earlier, register debug mapping.
9842 (estimate_num_insns): Skip debug stmts.
9843 (expand_call_inline): Preserve debug_map.
9844 (optimize_inline_calls): Check for no debug_stmts left-overs.
9845 (unsave_expr_now): Preserve debug_map.
9846 (copy_gimple_seq_and_replace_locals): Likewise.
9847 (tree_function_versioning): Check for no debug_stmts left-overs.
9848 Init and destroy debug_map as needed. Split edges unconditionally.
9849 (build_duplicate_type): Init and destroy debug_map as needed.
9850 * tree-inline.h: Include gimple.h instead of pointer-set.h.
9851 (struct copy_body_data): Add debug_stmts and debug_map.
9852 * sched-int.h (struct ready_list): Add n_debug.
9853 (struct deps): Add last_debug_insn.
9854 (DEBUG_INSN_SCHED_P): New.
9855 (BOUNDARY_DEBUG_INSN_P): New.
9856 (SCHEDULE_DEBUG_INSN_P): New.
9857 (sd_iterator_cond): Accept empty list.
9858 * combine.c (create_log_links): Skip debug insns.
9859 (combine_instructions): Likewise.
9860 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
9861 return value is always unshared.
9862 (struct rtx_subst_pair): New.
9863 (auto_adjust_pair): New.
9864 (propagate_for_debug_subst): New.
9865 (propagate_for_debug): New.
9866 (try_combine): Skip debug insns. Propagate removed defs into
9868 (next_nonnote_nondebug_insn): New.
9869 (distribute_notes): Use it. Skip debug insns.
9870 (distribute_links): Skip debug insns.
9871 * tree-outof-ssa.c (set_location_for_edge): Likewise.
9872 * resource.c (mark_target_live_regs): Likewise.
9873 * var-tracking.c: Include cselib.h and target.h.
9874 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
9876 (micro_operation_type_name): New.
9877 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
9878 (struct micro_operation_def): Update comments.
9879 (decl_or_value): New type. Use instead of decls.
9880 (struct emit_note_data_def): Add vars.
9881 (struct attrs_def): Use decl_or_value.
9882 (struct variable_tracking_info_def): Add permp, flooded.
9883 (struct location_chain_def): Update comment.
9884 (struct variable_part_def): Use decl_or_value.
9885 (struct variable_def): Make var_part a variable length array.
9887 (scratch_regs): New.
9888 (cselib_hook_called): New.
9889 (dv_is_decl_p): New.
9890 (dv_is_value_p): New.
9893 (dv_as_opaque): New.
9894 (dv_onepart_p): New.
9896 (IS_DECL_CODE): New.
9897 (check_value_is_not_decl): New.
9898 (dv_from_decl): New.
9899 (dv_from_value): New.
9900 (dv_htab_hash): New.
9901 (variable_htab_hash): Use it.
9902 (variable_htab_eq): Support values.
9903 (variable_htab_free): Free from the right pool.
9904 (attrs_list_member, attrs_list_insert): Use decl_or_value.
9905 (attrs_list_union): Adjust.
9906 (attrs_list_mpdv_union): New.
9907 (tie_break_pointers): New.
9908 (canon_value_cmp): New.
9909 (unshare_variable): Return possibly-modified slot.
9910 (vars_copy_1): Adjust.
9911 (var_reg_decl_set): Adjust. Split out of...
9912 (var_reg_set): ... this.
9913 (get_init_value): Adjust.
9914 (var_reg_delete_and_set): Adjust.
9915 (var_reg_delete): Adjust.
9916 (var_regno_delete): Adjust.
9917 (var_mem_decl_set): Split out of...
9918 (var_mem_set): ... this.
9919 (var_mem_delete_and_set): Adjust.
9920 (var_mem_delete): Adjust.
9924 (variable_union): Adjust. Speed up merge of 1-part vars.
9925 (variable_canonicalize): Use unshared slot.
9926 (VALUED_RECURSED_INTO): New.
9927 (find_loc_in_1pdv): New.
9928 (struct dfset_merge): New.
9929 (insert_into_intersection): New.
9930 (intersect_loc_chains): New.
9932 (canonicalize_loc_order_check): New.
9933 (canonicalize_values_mark): New.
9934 (canonicalize_values_star): New.
9935 (variable_merge_over_cur): New.
9936 (variable_merge_over_src): New.
9937 (dataflow_set_merge): New.
9938 (dataflow_set_equiv_regs): New.
9939 (remove_duplicate_values): New.
9940 (struct dfset_post_merge): New.
9941 (variable_post_merge_new_vals): New.
9942 (variable_post_merge_perm_vals): New.
9943 (dataflow_post_merge_adjust): New.
9944 (find_mem_expr_in_1pdv): New.
9945 (dataflow_set_preserve_mem_locs): New.
9946 (dataflow_set_remove_mem_locs): New.
9947 (dataflow_set_clear_at_call): New.
9948 (onepart_variable_different_p): New.
9949 (variable_different_p): Use it.
9950 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
9951 (track_expr_p): Add need_rtl parameter. Don't generate rtl
9953 (track_loc_p): Pass it true.
9954 (struct count_use_info): New.
9955 (find_use_val): New.
9956 (replace_expr_with_values): New.
9958 (use_type): New, partially split out of...
9959 (count_uses): ... this. Count new micro-ops.
9960 (count_uses_1): Adjust.
9961 (count_stores): Adjust.
9962 (count_with_sets): New.
9963 (VAL_NEEDS_RESOLUTION): New.
9964 (VAL_HOLDS_TRACK_EXPR): New.
9965 (VAL_EXPR_IS_COPIED): New.
9966 (VAL_EXPR_IS_CLOBBERED): New.
9967 (add_uses): Adjust. Generate new micro-ops.
9968 (add_uses_1): Adjust.
9969 (add_stores): Generate new micro-ops.
9970 (add_with_sets): New.
9971 (find_src_status): Adjust.
9972 (find_src_set_src): Adjust.
9973 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
9974 Handle new micro-ops. Canonicalize value equivalances.
9975 (vt_find_locations): Compute total size of hash tables for
9976 dumping. Perform merge for var-tracking-assignments. Don't
9977 disregard single-block loops.
9978 (dump_attrs_list): Handle decl_or_value.
9979 (dump_variable): Take variable. Deal with decl_or_value.
9980 (dump_variable_slot): New.
9981 (dump_vars): Use it.
9982 (dump_dataflow_sets): Adjust.
9983 (set_slot_part): New, extended to support one-part variables
9984 after splitting out of...
9985 (set_variable_part): ... this.
9986 (clobber_slot_part): New, split out of...
9987 (clobber_variable_part): ... this.
9988 (delete_slot_part): New, split out of...
9989 (delete_variable_part): .... this.
9990 (check_wrap_constant): New.
9991 (vt_expand_loc_callback): New.
9992 (vt_expand_loc): New.
9993 (emit_note_insn_var_location): Adjust. Handle values. Handle
9994 EMIT_NOTE_AFTER_CALL_INSN.
9995 (emit_notes_for_differences_1): Adjust. Handle values.
9996 (emit_notes_for_differences_2): Likewise.
9997 (emit_notes_for_differences): Adjust.
9998 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
9999 Adjust. Handle new micro-ops.
10000 (vt_add_function_parameters): Adjust. Create and bind values.
10001 (vt_initialize): Adjust. Initialize scratch_regs and
10002 valvar_pool, flooded and perm.. Initialize and use cselib. Log
10003 operations. Move some code to count_with_sets and add_with_sets.
10004 (delete_debug_insns): New.
10005 (vt_debug_insns_local): New.
10006 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
10008 (var_tracking_main): If var-tracking-assignments is enabled
10009 but var-tracking isn't, delete debug insns and leave. Likewise
10010 if we exceed limits or fail the stack adjustments tests, and
10011 after all var-tracking processing.
10012 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
10013 (dataflow_set): Add traversed_vars.
10014 (value_chain, const_value_chain): New typedefs.
10015 (value_chain_pool, value_chains): New variables.
10016 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
10017 add_value_chains, add_cselib_value_chains, remove_value_chain,
10018 remove_value_chains, remove_cselib_value_chains): New functions.
10019 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
10020 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
10022 (shared_hash_find_slot_unshare, shared_hash_find_slot,
10023 shared_hash_find_slot_noinsert, shared_hash_find): Update.
10024 (dst_can_be_shared): New variable.
10025 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
10026 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
10027 different from set->vars, look up slot again instead of using the
10029 (dataflow_set_init): Initialize traversed_vars.
10030 (variable_union): Use shared_hash_*. Use initially NO_INSERT
10031 lookup if set->vars is shared. Don't keep slot cleared before
10032 calling unshare_variable. Unshare set->vars if needed. Adjust
10033 unshare_variable callers. Clear dst_can_be_shared if needed.
10034 Even ->refcount == 1 vars must be unshared if set->vars is shared
10035 and var needs to be modified.
10036 (dataflow_set_union): Set traversed_vars during canonicalization.
10037 (VALUE_CHANGED, DECL_CHANGED): Define.
10038 (set_dv_changed, dv_changed_p): New static inlines.
10039 (track_expr_p): Clear DECL_CHANGED.
10040 (dump_dataflow_sets): Set it.
10041 (variable_was_changed): Call set_dv_changed.
10042 (emit_note_insn_var_location): Likewise.
10043 (changed_variables_stack): New variable.
10044 (check_changed_vars_1, check_changed_vars_2): New functions.
10045 (emit_notes_for_changes): Do nothing if changed_variables is
10046 empty. Traverse changed_variables with check_changed_vars_1,
10047 call check_changed_vars_2 on each changed_variables_stack entry.
10048 (emit_notes_in_bb): Add SET argument. Just clear it at the
10049 beginning, use it instead of local &set, don't destroy it at the end.
10050 (vt_emit_notes): Call dataflow_set_clear early on all
10051 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
10052 computed set, dataflow_set_clear also VTI(bb)->in when we are
10053 done with the basic block. Initialize changed_variables_stack,
10054 free it afterwards. If ENABLE_CHECKING verify that after noting
10055 differences to an empty set value_chains hash table is empty.
10056 (vt_initialize): Initialize value_chains and value_chain_pool.
10057 (vt_finalize): Delete value_chains htab, free value_chain_pool.
10058 (variable_tracking_main): Call dump_dataflow_sets before calling
10059 vt_emit_notes, not after it.
10060 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
10061 (propagate_var_def_into_debug_stmts): Declare.
10062 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
10063 (df_set_note): Reject debug insns.
10064 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
10065 add notes to debug insns.
10066 (df_note_bb_compute): Adjust. Likewise.
10067 (df_simulate_uses): Skip debug insns.
10068 (df_simulate_initialize_backwards): Likewise.
10069 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
10070 (subst_stack_regs_pat): Reject debug insns.
10071 (convert_regs_1): Handle debug insns.
10072 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
10073 (print-rtl.o): Depend on cselib.h.
10074 (cselib.o): Depend on TREE_PASS_H.
10075 (var-tracking.o): Depend on cselib.h and TARGET_H.
10076 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
10077 (init_ready_list): Skip boundary debug insns.
10078 (add_branch_dependences): Skip debug insns.
10079 (free_block_dependencies): Check for blocks with only debug insns.
10080 (compute_priorities): Likewise.
10081 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
10082 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
10084 (gimple_build_debug_bind_stat): New.
10085 (empty_body_p): Skip debug stmts.
10086 (gimple_has_side_effects): Likewise.
10087 (gimple_rhs_has_side_effects): Likewise.
10088 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
10089 (gimple_build_debug_bind_stat): Declare.
10090 (gimple_build_debug_bind): Define.
10091 (is_gimple_debug): New.
10092 (gimple_debug_bind_p): New.
10093 (gimple_debug_bind_get_var): New.
10094 (gimple_debug_bind_get_value): New.
10095 (gimple_debug_bind_get_value_ptr): New.
10096 (gimple_debug_bind_set_var): New.
10097 (gimple_debug_bind_set_value): New.
10098 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
10099 (gimple_debug_bind_reset_value): New.
10100 (gimple_debug_bind_has_value_p): New.
10101 (gsi_next_nondebug): New.
10102 (gsi_prev_nondebug): New.
10103 (gsi_start_nondebug_bb): New.
10104 (gsi_last_nondebug_bb): New.
10105 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
10106 (print_insn): Handle DEBUG_INSN.
10107 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
10108 of first insn prevail.
10109 (first_stmt): Skip debug stmts.
10110 (first_non_label_stmt): Likewise.
10111 (last_stmt): Likewise.
10112 (has_zero_uses_1): New.
10113 (single_imm_use_1): New.
10114 (verify_gimple_debug): New.
10115 (verify_types_in_gimple_stmt): Handle debug stmts.
10116 (verify_stmt): Likewise.
10117 (debug_loop_num): Skip debug stmts.
10118 (remove_edge_and_dominated_blocks): Remove dominators last.
10119 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
10120 (linearize_expr): Likewise.
10121 * config/i386/i386.c (ix86_delegitimize_address): Call
10122 default implementation.
10123 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
10124 (group_barrier_needed): Skip debug insns.
10125 (emit_insn_group_barriers): Likewise.
10126 (emit_all_insn_group_barriers): Likewise.
10127 (ia64_variable_issue): Handle debug insns.
10128 (ia64_dfa_new_cycle): Likewise.
10129 (final_emit_insn_group_barriers): Skip debug insns.
10130 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
10131 def cfa without frame.
10132 (process_set): Likewise.
10133 (process_for_unwind_directive): Pass frame on.
10134 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
10135 (rs6000_delegitimize_address): New.
10136 (rs6000_debug_adjust_cost): Handle debug insns.
10137 (is_microcoded_insn): Likewise.
10138 (is_cracked_insn): Likewise.
10139 (is_nonpipeline_insn): Likewise.
10140 (insn_must_be_first_in_group): Likewise.
10141 (insn_must_be_last_in_group): Likewise.
10142 (force_new_group): Likewise.
10143 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
10144 contains only debug insns.
10145 (rtl_merge_blocks): Skip debug insns.
10146 (purge_dead_edges): Likewise.
10147 (rtl_block_ends_with_call_p): Skip debug insns.
10148 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
10149 (mark_reg_dependencies): Skip debug insns.
10150 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
10151 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
10152 * tree-ssa-threadedge.c
10153 (record_temporary_equivalences_from_stmts): Skip debug stmts.
10154 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
10155 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
10156 (copyprop_hardreg_forward_1): Handle debug insns.
10157 * reload1.c (reload): Skip debug insns. Replace unassigned
10158 pseudos in debug insns with their equivalences.
10159 (eliminate_regs_in_insn): Skip debug insns.
10160 (emit_input_reload_insns): Skip debug insns at first, adjust
10162 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
10163 (get_indirect_ref_operands): Pass opf_no_vops on.
10164 (get_expr_operands): Likewise. Skip debug stmts.
10165 (parse_ssa_operands): Scan debug insns with opf_no_vops.
10167 2009-09-01 Richard Henderson <rth@redhat.com>
10169 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
10170 stmt_ends_pp_p statements at least once.
10171 * tree-vrp.c (vrp_initialize): Likewise.
10172 (vrp_visit_stmt): Be prepared for non-interesting stmts.
10174 2009-09-01 Dodji Seketeli <dodji@redhat.com>
10177 Fix AIX bootstrap after PR debug/30161
10178 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
10179 that is a GNU extension.
10180 (tmpl_value_parm_die_table): Move the definition of this global
10181 outside #ifdef DWARF2_DEBUGGING_INFO region.
10183 2009-09-01 Richard Guenther <rguenther@suse.de>
10185 * tree.c (tree_expr_size): New function.
10186 * tree.h (tree_expr_size): Declare.
10187 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
10188 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
10189 * langhooks.c (lhd_expr_size): Remove.
10190 * langhooks.h (struct lang_hooks): Remove expr_size.
10191 * explow.c (expr_size): Use tree_expr_size.
10192 (int_expr_size): Likewise.
10193 * langhooks-def.h (lhd_expr_size): Remove.
10194 (LANG_HOOKS_EXPR_SIZE): Likewise.
10195 (LANG_HOOKS_INITIALIZER): Adjust.
10197 2009-09-01 Richard Guenther <rguenther@suse.de>
10199 * tree-flow.h (mark_addressable): Move declaration ...
10200 * tree.h (mark_addressable): ... here.
10201 * stmt.c (expand_asm_operands): Use mark_addressable, not
10202 lang_hooks.mark_addressable.
10203 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
10204 LANG_HOOKS_MARK_ADDRESSABLE.
10205 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
10206 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
10208 2009-08-31 Chris Demetriou <cgd@google.com>
10210 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
10211 vectorize if not TARGET_SSE2.
10213 2009-08-31 DJ Delorie <dj@redhat.com>
10215 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
10216 registers if no coprocessor is enabled.
10218 2009-08-31 Dodji Seketeli <dodji@redhat.com>
10221 * cgraph.h (cgraph_get_node): Declare ...
10222 * cgraph.c (cgraph_get_node): ... new function.
10223 * dwarf2out.c (gen_generic_params_dies,
10224 generic_parameter_die, tree_add_const_value_attribute_for_decl,
10225 make_ith_pack_parameter_name,
10226 append_entry_to_tmpl_value_parm_die_table,
10227 gen_remaining_tmpl_value_param_die_attribute): New functions.
10228 (gen_subprogram_die): Generate debug info for template parameters
10229 if debug info level is higher than DINFO_LEVEL_TERSE.
10230 Use tree_add_const_value_attribute_for_decl instead of
10231 tree_add_const_value_attribute.
10232 (gen_const_die): Use tree_add_const_value_attribute_for_decl
10233 instead of tree_add_const_value_attribute.
10234 (gen_struct_or_union_type_die): Generate debug
10235 info for template parameters if debug info level is higher than
10237 (tree_add_const_value_attribute): Handle integral and pointer
10238 constants. Update comment.
10239 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
10240 (dwarf_attr_name): Support DW_AT_GNU_template_name.
10241 (reference_to_unused): Fix thinko. Remove redundant predicates from
10243 (tree_add_const_value_attribute): Make this work for constant
10245 tree_add_const_value_attribute_for_decl is to be used for variable
10247 (add_location_or_const_value_attribute): Use
10248 tree_add_const_value_attribute_for_decl now.
10249 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
10250 DW_TAG_template_value_param DIEs after function DIEs have been
10252 * langhooks.h (lang_hooks_for_types): Add
10253 get_argument_pack_elems.
10254 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
10255 (lang_hooks): Added get_innermost_generic_parms,
10256 get_innermost_generic_args.
10257 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
10258 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
10259 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
10260 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
10262 2009-08-31 DJ Delorie <dj@redhat.com>
10264 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
10265 it once we start generating the prologue or epilogue.
10266 (mep_call_saves_register): If the frame is locked, re-use
10268 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
10269 (mep_expand_prologue): Call it.
10270 (mep_expand_epilogue): Likewise.
10271 (mep_start_function): Use the same logic as mep_expand_prologue.
10272 (mep_pass_by_reference): Make logic more readable.
10273 (mep_return_in_memory): Zero-sized objects are passed in memory.
10274 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
10276 2009-08-31 Richard Guenther <rguenther@suse.de>
10278 * builtins.c (fold_builtin_memory_op): Use the alias oracle
10279 to query if the memory regions for memmove overlap.
10280 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
10281 asserts on pointers, instead deal with odd trees.
10282 (ptr_derefs_may_alias_p): Likewise.
10283 (refs_may_alias_p_1): Constructor bases also never alias.
10285 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
10287 * doc/install.texi (Final install): Adjust reference on where to
10288 order printed manuals.
10290 2009-08-30 Olivier Hainque <hainque@adacore.com>
10292 * dwarf2out.c (switch_to_frame_table_section): Move
10293 definition prior to first use.
10295 2009-08-30 Richard Guenther <rguenther@suse.de>
10297 PR tree-optimization/41186
10298 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
10299 (ao_ref_init_from_ptr_and_size): New function.
10300 (ref_maybe_used_by_call_p_1): Be more precise tracking
10301 used ranges for builtin functions.
10302 (ref_maybe_used_by_call_p): Adjust.
10303 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
10304 ranges for builtin functions.
10305 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
10307 2009-08-30 Alan Modra <amodra@bigpond.net.au>
10310 * fwprop.c (get_reg_use_in): Delete.
10311 (free_load_extend): New function.
10312 (forward_propagate_subreg): Use it.
10314 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
10316 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
10318 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
10321 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
10324 2009-08-29 Douglas B Rupp <rupp@gnat.com>
10326 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
10327 fini or fini_array section.
10329 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10331 * graphite-dependences.c (graphite_legal_transform_bb): Call
10332 pbb_remove_duplicate_pdrs.
10333 * graphite-poly.c (can_collapse_pdr): Removed.
10334 (pdr_find_duplicate): Removed.
10335 (can_collapse_pdrs): New.
10336 (pbb_remove_duplicate_pdrs): New.
10337 (new_poly_dr): Do not look for duplicates.
10338 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
10339 (PBB_PDR_DUPLICATES_REMOVED): New.
10340 (pbb_remove_duplicate_pdrs): Declared.
10342 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10344 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
10345 the strides by multiplying by PDR_NB_REFS.
10346 * graphite-poly.c (can_collapse_pdr): New.
10347 (pdr_find_duplicate): New.
10348 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
10349 Initialize PDR_NB_REFS.
10350 * graphite-poly.h (struct poly_dr): Add field nb_refs.
10351 (PDR_NB_REFS): New.
10352 (new_poly_dr): Number of subscripts is a graphite_dim_t.
10354 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10356 PR middle-end/40965
10357 * graphite-poly.c (apply_poly_transforms): Remove legality test before
10360 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10362 * graphite-dependences.c (pddr_original_scattering): Return NULL
10363 for read-read dependence relations.
10364 * graphite-poly.h (enum poly_dr_type): Fix comment.
10366 (pdr_write_p): New.
10367 (pdr_may_write_p): New.
10369 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10371 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
10372 (struct poly_dr): Same.
10373 (new_poly_dr): Same.
10374 * graphite-poly.c (new_poly_dr): Same.
10375 * graphite-dependences.c (dot_deps): Disable call to system.
10377 2009-08-28 Cary Coutant <ccoutant@google.com>
10380 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
10381 struct/union/enum types local to a function.
10383 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10384 Sebastian Pop <sebastian.pop@amd.com>
10386 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
10387 pbb_strip_mine_time_depth. Changed the implementation so that
10388 transformation is expressed as a transformation on
10389 time (scatttering) dimensions. Also, ensures that the 2d+1
10390 scheduling format is preserved.
10391 (pbb_strip_mine_profitable_p): Profitability is based on the
10392 iteration number of a given time (scattering) dimension,
10393 and not on a original loop depth dimension.
10394 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
10395 (pbb_do_strip_mine): Call psct_dynamic_dim.
10396 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
10397 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
10398 (pbb_nb_dynamic_scattering_transform): New.
10399 (psct_dynamic_dim): New.
10401 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10403 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
10404 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
10405 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
10406 * graphite-interchange.c (build_linearized_memory_access): Same.
10407 (memory_stride_in_loop): Same.
10409 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10411 * graphite-dependences.c (pddr_original_scattering): New.
10412 (graphite_legal_transform_dr): Call pddr_original_scattering.
10415 * graphite-dependences.h (dot_deps): Declared.
10416 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
10417 (print_pdr): Print PDR_ID.
10418 * graphite-poly.h (struct poly_dr): Add field id.
10421 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
10423 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10425 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
10426 not delete the original dependence relation.
10428 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10430 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
10431 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
10432 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
10433 (free_poly_ddr): New.
10434 (pddr_is_empty): New.
10435 (dependence_polyhedron_1): Now returns a poly_ddr_p.
10436 (dependence_polyhedron): Same. Remove useless gcc_assert.
10438 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
10439 (graphite_carried_dependence_level_k): Call pddr_is_empty.
10440 * graphite-dependences.h (enum poly_dependence_kind): New.
10441 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
10442 (PDRP_SOURCE): Renamed PDDR_SOURCE.
10443 (PDRP_SINK): Renamed PDDR_SINK.
10444 (PDRP_DDP): Renamed PDDR_DDP.
10446 (free_poly_ddr): Declared.
10447 * graphite-poly.c (new_scop): Use the new hash function names.
10448 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
10449 into original_pddrs.
10450 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
10452 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10454 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
10455 bounds with LT_EXPR to make niter analysis more precise on code
10456 generated by Graphite.
10458 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10460 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
10461 (graphite_legal_transform_bb): Same.
10462 (poly_drs_may_alias_p): Same.
10464 2009-08-28 Richard Guenther <rguenther@suse.de>
10466 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
10468 2009-08-28 Jan Beulich <jbeulich@novell.com>
10470 * config/i386/netware.c: Include langhooks.h.
10471 (i386_nlm_encode_section_info): Simplify.
10472 (netware_override_options): Delete.
10473 * config/i386/netware.h (netware_override_options): Delete
10475 (OVERRIDE_OPTIONS): Delete definition.
10476 (SUBTARGET_OVERRIDE_OPTIONS): Define.
10477 (ASM_COMMENT_START): Define.
10478 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
10480 2009-08-28 Jan Beulich <jbeulich@novell.com>
10482 * configure.ac: For in-tree ld, do a plain version check to
10483 determine whether comdat groups are supported.
10484 * configure: Regenerate.
10486 2009-08-28 Olivier Hainque <hainque@adacore.com>
10488 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
10489 always defined. Reflect definition or absence of such for
10490 COLLECT_EXPORT_LIST. Readability helper.
10491 (scanfilter): New enum, to help control what symbols
10492 are to be considered or ignored by scan_prog_file.
10493 (enum pass): Rename as "scanpass", moved together with scanfilter
10494 prior to scan_prog_file's prototype.
10495 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
10496 Group prototype with the scanpass/scanfilter definitions, factorize
10497 head comments for the several implementations at the prototype.
10498 (main): Reorganize the first pass link control to let AIX
10499 drag only the needed frame tables in executables. Prevent
10500 frame tables collection during the scan aimed at static ctors.
10501 Pre-link and scan for frame tables later to compensate.
10502 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
10503 A C statement to issue assembly directives that create a reference
10504 to the given DWARF table identifier label from the current function
10506 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
10507 to differentiate first time section entry. Only emit a .data
10508 tables start identifier label the first time around.
10509 (switch_to_frame_table_section): New function. Helper for
10510 output_call_frame_info to switch possibly BACK into the eh_frame
10511 or the debug_frame section depending on FOR_EH.
10512 (output_call_frame_info): Use helper to first enter the proper
10514 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
10515 emit a link to the frame table start label from each function
10517 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
10518 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
10519 * config/rs6000/rs6000-protos.h: Declare it.
10520 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
10522 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
10524 * config/sh/sh.c (split_branches): Check the result of
10527 2009-08-27 Steve Ellcey <sje@cup.hp.com>
10529 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
10530 using -pthread -fopenmp
10532 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
10534 * doc/service.texi (service directory): Update URL.
10536 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
10538 PR rtl-optimization/40861
10539 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
10540 extract word from a multi-word subreg for negative byte positions.
10542 2009-08-27 Tristan Gingold <gingold@adacore.com>
10543 Douglas B Rupp <rupp@gnat.com>
10545 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
10546 (SECTION_VMS_OVERLAY): Define.
10547 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
10549 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
10551 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
10552 common_object declarations.
10553 (ia64_section_type_flags): Set section flag for common_object.
10554 * config/ia64/ia64-protos.h
10555 (ia64_vms_output_aligned_decl_common): Declare.
10556 (ia64_vms_elf_asm_named_section): Declare.
10558 2009-08-27 Michael Matz <matz@suse.de>
10560 * expr.c (expand_expr_real_2): New function taking exploded
10561 unary or binary expression, split out from ...
10562 (expand_expr_real_1): ... here. Move over all unary/binary
10563 switch parts to above function, in particular these codes:
10564 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
10565 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
10566 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
10567 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
10568 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
10569 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
10570 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
10571 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
10572 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
10573 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
10574 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
10575 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
10576 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
10577 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
10578 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
10579 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
10580 VEC_PACK_FIX_TRUNC_EXPR.
10581 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
10584 2009-08-27 Richard Guenther <rguenther@suse.de>
10586 * gengtype.c (main): Handle uint64_t.
10587 * ipa-utils.c (get_base_var): Indent properly.
10588 * tree-ssa-live.c (debug_scope_block): New function.
10589 * tree-flow.h (debug_scope_block): Declare.
10590 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
10591 * basic-block.h (enum profile_status): Rename to
10592 enum profile_status_d.
10593 (x_profile_status): Adjust type.
10595 2009-08-27 Dodji Seketeli <dodji@redhat.com>
10598 * dwarf2out.c (get_context_die): Declare this static function.
10599 (gen_type_die_with_usage): Make sure a DIE is a generated for
10600 the context of a typedef.
10602 2009-08-26 Anatoly Sokolov <aesok@post.ru>
10604 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
10607 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
10609 * config/mips/mips-protos.h (mips_output_sync): Declare.
10610 (mips_sync_loop_insns): Likewise.
10611 (mips_output_sync_loop): Replace first two parameters with an rtx.
10612 * config/mips/mips.c (mips_multi_member): New structure.
10613 (mips_multi_members): New variable.
10614 (mips_multi_start): New function.
10615 (mips_multi_add): Likewise.
10616 (mips_multi_add_insn): Likewise.
10617 (mips_multi_add_label): Likewise.
10618 (mips_multi_last_index): Likewise.
10619 (mips_multi_copy_insn): Likewise.
10620 (mips_multi_set_operand): Likewise.
10621 (mips_multi_write): Likewise.
10622 (mips_print_operand_punctuation): Remove '%|' and '%-'.
10623 (mips_init_print_operand_punct): Update accordingly.
10624 (mips_start_ll_sc_sync_block): New function.
10625 (mips_end_ll_sc_sync_block): Likewise.
10626 (mips_output_sync): Likewise.
10627 (mips_sync_insn1_template): Likewise.
10628 (mips_sync_insn2_template): Likewise.
10629 (mips_get_sync_operand): Likewise.
10630 (mips_process_sync_loop): Likewise.
10631 (mips_output_sync_loop): Use mips_process_sync_loop.
10632 (mips_sync_loop_insns): New function.
10633 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
10634 (MIPS_COMPARE_AND_SWAP_12): Likewise.
10635 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
10636 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
10637 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
10638 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
10639 (MIPS_SYNC_OLD_OP_12): Likewise.
10640 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
10641 (MIPS_SYNC_NEW_OP_12): Likewise.
10642 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
10643 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
10644 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
10645 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
10646 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
10647 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
10648 * config/mips/mips.md (sync_mem): New attribute.
10649 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
10650 (sync_exclusive_mask, sync_required_oldval): Likewise.
10651 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
10652 (sync_release_barrier): Likewise.
10653 (length): Handle sync loops.
10654 (sync): Use mips_output_sync.
10655 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
10656 (sync_compare_and_swap<mode>): Set the new sync_* attributes
10657 and use mips_output_sync_loop.
10658 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
10659 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
10660 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
10661 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
10662 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
10663 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
10664 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
10665 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
10666 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
10668 2009-08-26 Richard Guenther <rguenther@suse.de>
10670 PR middle-end/41163
10671 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
10672 the types to not match.
10673 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
10675 * tree-ssa.c (useless_type_conversion_p): Conversions to
10676 pointers to unprototyped functions are useless.
10678 2009-08-26 Richard Guenther <rguenther@suse.de>
10680 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
10681 whole-program condition, prepare to be called for non-globals.
10682 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
10683 params build a representative with known type and track its fields.
10685 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
10687 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
10688 clearing by a taken branch.
10689 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
10690 effectively after bbro pass.
10691 (sync_nand<mode>): Ditto.
10692 (sync_old_<fetchop_name><mode>): Ditto.
10693 (sync_old_nand<mode>): Ditto.
10694 (sync_new_<fetchop_name><mode>): Dito.
10695 (sync_new_nand<mode>): Ditto.
10696 (sync_compare_and_swap<mode>_1): Ditto.
10697 (*sync_compare_and_swap<mode>): Ditto.
10698 (sync_lock_test_and_set<mode>_1): Ditto.
10699 ("sync_lock_test_and_set<mode>): Ditto.
10701 2009-08-25 Douglas B Rupp <rupp@gnat.com>
10703 * hwint.h (HOST_LONG_FORMAT): New macro
10704 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
10705 Use HOST_PTR_PRINTF.
10706 * system.h (HOST_PTR_PRINTF): Resurrect old macro
10707 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
10708 (HOST_PTR_PRINTF): Document.
10710 2009-08-25 Jan Hubicka <jh@suse.cz>
10712 * config/i386/bmmintrin.h: Replace by #error.
10715 Michael Meissner <michael.meissner@amd.com>
10716 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10717 Tony Linthicum <tony.linthicum@amd.com>
10719 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
10720 (TARGET_ROUND): New macro for the round/ptest instructions which
10721 are shared between SSE4.1 and SSE5.
10722 (OPTION_MASK_ISA_ROUND): Ditto.
10723 (OPTION_ISA_ROUND): Ditto.
10724 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
10725 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
10727 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
10728 (-mfused-madd): New switch to give users control over whether the
10729 compiler optimizes to use the multiply/add SSE5 instructions.
10731 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
10732 (ix86_handle_option): Turn off 3dnow if -msse5.
10733 (override_options): Add SSE5 support.
10734 (print_operand): %Y prints comparison codes for SSE5 com/pcom
10736 (ix86_expand_sse_movcc): Add SSE5 support.
10737 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
10738 vector type to the next largest size.
10739 (ix86_expand_sse5_pack): New function to use pperm to pack a
10740 vector type to the next smallest size.
10741 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
10742 (IX86_BUILTIN_FMADDSD): Ditto.
10743 (IX86_BUILTIN_FMADDPS): Ditto.
10744 (IX86_BUILTIN_FMADDPD): Ditto.
10745 (IX86_BUILTIN_FMSUBSS): Ditto.
10746 (IX86_BUILTIN_FMSUBSD): Ditto.
10747 (IX86_BUILTIN_FMSUBPS): Ditto.
10748 (IX86_BUILTIN_FMSUBPD): Ditto.
10749 (IX86_BUILTIN_FNMADDSS): Ditto.
10750 (IX86_BUILTIN_FNMADDSD): Ditto.
10751 (IX86_BUILTIN_FNMADDPS): Ditto.
10752 (IX86_BUILTIN_FNMADDPD): Ditto.
10753 (IX86_BUILTIN_FNMSUBSS): Ditto.
10754 (IX86_BUILTIN_FNMSUBSD): Ditto.
10755 (IX86_BUILTIN_FNMSUBPS): Ditto.
10756 (IX86_BUILTIN_FNMSUBPD): Ditto.
10757 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
10758 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
10759 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
10760 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
10761 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
10762 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
10763 (IX86_BUILTIN_PPERM): Ditto.
10764 (IX86_BUILTIN_PERMPS): Ditto.
10765 (IX86_BUILTIN_PERMPD): Ditto.
10766 (IX86_BUILTIN_PMACSSWW): Ditto.
10767 (IX86_BUILTIN_PMACSWW): Ditto.
10768 (IX86_BUILTIN_PMACSSWD): Ditto.
10769 (IX86_BUILTIN_PMACSWD): Ditto.
10770 (IX86_BUILTIN_PMACSSDD): Ditto.
10771 (IX86_BUILTIN_PMACSDD): Ditto.
10772 (IX86_BUILTIN_PMACSSDQL): Ditto.
10773 (IX86_BUILTIN_PMACSSDQH): Ditto.
10774 (IX86_BUILTIN_PMACSDQL): Ditto.
10775 (IX86_BUILTIN_PMACSDQH): Ditto.
10776 (IX86_BUILTIN_PMADCSSWD): Ditto.
10777 (IX86_BUILTIN_PMADCSWD): Ditto.
10778 (IX86_BUILTIN_PHADDBW): Ditto.
10779 (IX86_BUILTIN_PHADDBD): Ditto.
10780 (IX86_BUILTIN_PHADDBQ): Ditto.
10781 (IX86_BUILTIN_PHADDWD): Ditto.
10782 (IX86_BUILTIN_PHADDWQ): Ditto.
10783 (IX86_BUILTIN_PHADDDQ): Ditto.
10784 (IX86_BUILTIN_PHADDUBW): Ditto.
10785 (IX86_BUILTIN_PHADDUBD): Ditto.
10786 (IX86_BUILTIN_PHADDUBQ): Ditto.
10787 (IX86_BUILTIN_PHADDUWD): Ditto.
10788 (IX86_BUILTIN_PHADDUWQ): Ditto.
10789 (IX86_BUILTIN_PHADDUDQ): Ditto.
10790 (IX86_BUILTIN_PHSUBBW): Ditto.
10791 (IX86_BUILTIN_PHSUBWD): Ditto.
10792 (IX86_BUILTIN_PHSUBDQ): Ditto.
10793 (IX86_BUILTIN_PROTB): Ditto.
10794 (IX86_BUILTIN_PROTW): Ditto.
10795 (IX86_BUILTIN_PROTD): Ditto.
10796 (IX86_BUILTIN_PROTQ): Ditto.
10797 (IX86_BUILTIN_PROTB_IMM): Ditto.
10798 (IX86_BUILTIN_PROTW_IMM): Ditto.
10799 (IX86_BUILTIN_PROTD_IMM): Ditto.
10800 (IX86_BUILTIN_PROTQ_IMM): Ditto.
10801 (IX86_BUILTIN_PSHLB): Ditto.
10802 (IX86_BUILTIN_PSHLW): Ditto.
10803 (IX86_BUILTIN_PSHLD): Ditto.
10804 (IX86_BUILTIN_PSHLQ): Ditto.
10805 (IX86_BUILTIN_PSHAB): Ditto.
10806 (IX86_BUILTIN_PSHAW): Ditto.
10807 (IX86_BUILTIN_PSHAD): Ditto.
10808 (IX86_BUILTIN_PSHAQ): Ditto.
10809 (IX86_BUILTIN_FRCZSS): Ditto.
10810 (IX86_BUILTIN_FRCZSD): Ditto.
10811 (IX86_BUILTIN_FRCZPS): Ditto.
10812 (IX86_BUILTIN_FRCZPD): Ditto.
10813 (IX86_BUILTIN_CVTPH2PS): Ditto.
10814 (IX86_BUILTIN_CVTPS2PH): Ditto.
10815 (IX86_BUILTIN_COMEQSS): Ditto.
10816 (IX86_BUILTIN_COMNESS): Ditto.
10817 (IX86_BUILTIN_COMLTSS): Ditto.
10818 (IX86_BUILTIN_COMLESS): Ditto.
10819 (IX86_BUILTIN_COMGTSS): Ditto.
10820 (IX86_BUILTIN_COMGESS): Ditto.
10821 (IX86_BUILTIN_COMUEQSS): Ditto.
10822 (IX86_BUILTIN_COMUNESS): Ditto.
10823 (IX86_BUILTIN_COMULTSS): Ditto.
10824 (IX86_BUILTIN_COMULESS): Ditto.
10825 (IX86_BUILTIN_COMUGTSS): Ditto.
10826 (IX86_BUILTIN_COMUGESS): Ditto.
10827 (IX86_BUILTIN_COMORDSS): Ditto.
10828 (IX86_BUILTIN_COMUNORDSS): Ditto.
10829 (IX86_BUILTIN_COMFALSESS): Ditto.
10830 (IX86_BUILTIN_COMTRUESS): Ditto.
10831 (IX86_BUILTIN_COMEQSD): Ditto.
10832 (IX86_BUILTIN_COMNESD): Ditto.
10833 (IX86_BUILTIN_COMLTSD): Ditto.
10834 (IX86_BUILTIN_COMLESD): Ditto.
10835 (IX86_BUILTIN_COMGTSD): Ditto.
10836 (IX86_BUILTIN_COMGESD): Ditto.
10837 (IX86_BUILTIN_COMUEQSD): Ditto.
10838 (IX86_BUILTIN_COMUNESD): Ditto.
10839 (IX86_BUILTIN_COMULTSD): Ditto.
10840 (IX86_BUILTIN_COMULESD): Ditto.
10841 (IX86_BUILTIN_COMUGTSD): Ditto.
10842 (IX86_BUILTIN_COMUGESD): Ditto.
10843 (IX86_BUILTIN_COMORDSD): Ditto.
10844 (IX86_BUILTIN_COMUNORDSD): Ditto.
10845 (IX86_BUILTIN_COMFALSESD): Ditto.
10846 (IX86_BUILTIN_COMTRUESD): Ditto.
10847 (IX86_BUILTIN_COMEQPS): Ditto.
10848 (IX86_BUILTIN_COMNEPS): Ditto.
10849 (IX86_BUILTIN_COMLTPS): Ditto.
10850 (IX86_BUILTIN_COMLEPS): Ditto.
10851 (IX86_BUILTIN_COMGTPS): Ditto.
10852 (IX86_BUILTIN_COMGEPS): Ditto.
10853 (IX86_BUILTIN_COMUEQPS): Ditto.
10854 (IX86_BUILTIN_COMUNEPS): Ditto.
10855 (IX86_BUILTIN_COMULTPS): Ditto.
10856 (IX86_BUILTIN_COMULEPS): Ditto.
10857 (IX86_BUILTIN_COMUGTPS): Ditto.
10858 (IX86_BUILTIN_COMUGEPS): Ditto.
10859 (IX86_BUILTIN_COMORDPS): Ditto.
10860 (IX86_BUILTIN_COMUNORDPS): Ditto.
10861 (IX86_BUILTIN_COMFALSEPS): Ditto.
10862 (IX86_BUILTIN_COMTRUEPS): Ditto.
10863 (IX86_BUILTIN_COMEQPD): Ditto.
10864 (IX86_BUILTIN_COMNEPD): Ditto.
10865 (IX86_BUILTIN_COMLTPD): Ditto.
10866 (IX86_BUILTIN_COMLEPD): Ditto.
10867 (IX86_BUILTIN_COMGTPD): Ditto.
10868 (IX86_BUILTIN_COMGEPD): Ditto.
10869 (IX86_BUILTIN_COMUEQPD): Ditto.
10870 (IX86_BUILTIN_COMUNEPD): Ditto.
10871 (IX86_BUILTIN_COMULTPD): Ditto.
10872 (IX86_BUILTIN_COMULEPD): Ditto.
10873 (IX86_BUILTIN_COMUGTPD): Ditto.
10874 (IX86_BUILTIN_COMUGEPD): Ditto.
10875 (IX86_BUILTIN_COMORDPD): Ditto.
10876 (IX86_BUILTIN_COMUNORDPD): Ditto.
10877 (IX86_BUILTIN_COMFALSEPD): Ditto.
10878 (IX86_BUILTIN_COMTRUEPD): Ditto.
10879 (IX86_BUILTIN_PCOMEQUB): Ditto.
10880 (IX86_BUILTIN_PCOMNEUB): Ditto.
10881 (IX86_BUILTIN_PCOMLTUB): Ditto.
10882 (IX86_BUILTIN_PCOMLEUB): Ditto.
10883 (IX86_BUILTIN_PCOMGTUB): Ditto.
10884 (IX86_BUILTIN_PCOMGEUB): Ditto.
10885 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
10886 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
10887 (IX86_BUILTIN_PCOMEQUW): Ditto.
10888 (IX86_BUILTIN_PCOMNEUW): Ditto.
10889 (IX86_BUILTIN_PCOMLTUW): Ditto.
10890 (IX86_BUILTIN_PCOMLEUW): Ditto.
10891 (IX86_BUILTIN_PCOMGTUW): Ditto.
10892 (IX86_BUILTIN_PCOMGEUW): Ditto.
10893 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
10894 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
10895 (IX86_BUILTIN_PCOMEQUD): Ditto.
10896 (IX86_BUILTIN_PCOMNEUD): Ditto.
10897 (IX86_BUILTIN_PCOMLTUD): Ditto.
10898 (IX86_BUILTIN_PCOMLEUD): Ditto.
10899 (IX86_BUILTIN_PCOMGTUD): Ditto.
10900 (IX86_BUILTIN_PCOMGEUD): Ditto.
10901 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
10902 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
10903 (IX86_BUILTIN_PCOMEQUQ): Ditto.
10904 (IX86_BUILTIN_PCOMNEUQ): Ditto.
10905 (IX86_BUILTIN_PCOMLTUQ): Ditto.
10906 (IX86_BUILTIN_PCOMLEUQ): Ditto.
10907 (IX86_BUILTIN_PCOMGTUQ): Ditto.
10908 (IX86_BUILTIN_PCOMGEUQ): Ditto.
10909 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
10910 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
10911 (IX86_BUILTIN_PCOMEQB): Ditto.
10912 (IX86_BUILTIN_PCOMNEB): Ditto.
10913 (IX86_BUILTIN_PCOMLTB): Ditto.
10914 (IX86_BUILTIN_PCOMLEB): Ditto.
10915 (IX86_BUILTIN_PCOMGTB): Ditto.
10916 (IX86_BUILTIN_PCOMGEB): Ditto.
10917 (IX86_BUILTIN_PCOMFALSEB): Ditto.
10918 (IX86_BUILTIN_PCOMTRUEB): Ditto.
10919 (IX86_BUILTIN_PCOMEQW): Ditto.
10920 (IX86_BUILTIN_PCOMNEW): Ditto.
10921 (IX86_BUILTIN_PCOMLTW): Ditto.
10922 (IX86_BUILTIN_PCOMLEW): Ditto.
10923 (IX86_BUILTIN_PCOMGTW): Ditto.
10924 (IX86_BUILTIN_PCOMGEW): Ditto.
10925 (IX86_BUILTIN_PCOMFALSEW): Ditto.
10926 (IX86_BUILTIN_PCOMTRUEW): Ditto.
10927 (IX86_BUILTIN_PCOMEQD): Ditto.
10928 (IX86_BUILTIN_PCOMNED): Ditto.
10929 (IX86_BUILTIN_PCOMLTD): Ditto.
10930 (IX86_BUILTIN_PCOMLED): Ditto.
10931 (IX86_BUILTIN_PCOMGTD): Ditto.
10932 (IX86_BUILTIN_PCOMGED): Ditto.
10933 (IX86_BUILTIN_PCOMFALSED): Ditto.
10934 (IX86_BUILTIN_PCOMTRUED): Ditto.
10935 (IX86_BUILTIN_PCOMEQQ): Ditto.
10936 (IX86_BUILTIN_PCOMNEQ): Ditto.
10937 (IX86_BUILTIN_PCOMLTQ): Ditto.
10938 (IX86_BUILTIN_PCOMLEQ): Ditto.
10939 (IX86_BUILTIN_PCOMGTQ): Ditto.
10940 (IX86_BUILTIN_PCOMGEQ): Ditto.
10941 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
10942 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
10943 (enum multi_arg_type): New enum for describing the various SSE5
10944 intrinsic argument types.
10945 (bdesc_multi_arg): New table for SSE5 intrinsics.
10946 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
10947 (ix86_expand_multi_arg_builtin): New function for creating SSE5
10949 (ix86_expand_builtin): Add SSE5 intrinsic support.
10950 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
10951 operand instructions.
10952 (ix86_expand_sse5_multiple_memory): New function to split the
10953 second memory reference from SSE5 instructions.
10954 (type_has_variadic_args_p): Delete in favor of stdarg_p.
10955 (ix86_return_pops_args): Use stdarg_p to determine if the function
10956 has variable arguments.
10957 (ix86_setup_incoming_varargs): Ditto.
10958 (x86_this_parameter): Ditto.
10960 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
10962 (ix86_expand_sse5_pack): Ditto.
10963 (ix86_sse5_valid_op_p): Ditto.
10964 (ix86_expand_sse5_multiple_memory): Ditto.
10966 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
10967 constant for SSE5 support.
10968 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
10969 (UNSPEC_SSE5_TRUEFALSE): Ditto.
10970 (UNSPEC_SSE5_PERMUTE): Ditto.
10971 (UNSPEC_SSE5_ASHIFT): Ditto.
10972 (UNSPEC_SSE5_LSHIFT): Ditto.
10973 (UNSPEC_FRCZ): Ditto.
10974 (UNSPEC_CVTPH2PS): Ditto.
10975 (UNSPEC_CVTPS2PH): Ditto.
10976 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
10977 (PCOM_TRUE): Ditto.
10978 (COM_FALSE_S): Ditto.
10979 (COM_FALSE_P): Ditto.
10980 (COM_TRUE_S): Ditto.
10981 (COM_TRUE_P): Ditto.
10982 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
10983 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
10985 (memory attribute): Ditto.
10986 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
10987 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
10988 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
10989 (floor<mode>2): Ditto.
10990 (ceil<mode>2): Ditto.
10991 (btrunc<mode>2): Ditto.
10992 (nearbyintdf2): Ditto.
10993 (nearbyintsf2): Ditto.
10994 (sse_setccsf): Disable if SSE5.
10995 (sse_setccdf): Ditto.
10996 (sse5_setcc<mode>): New support for SSE5 conditional move.
10997 (sse5_pcmov_<mode>): Ditto.
10999 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
11000 (SSEMODEF4): Ditto.
11001 (SSEMODEF2P): Ditto.
11002 (ssemodesuffixf4): New mode attribute for SSE5.
11003 (ssemodesuffixf2s): Ditto.
11004 (ssemodesuffixf2c): Ditto.
11005 (sserotatemax): Ditto.
11006 (ssescalarmode): Ditto.
11007 (sse_maskcmpv4sf3): Disable if SSE5.
11008 (sse_maskcmpv2df3): Ditto.
11009 (sse_vmmaskcmpv4sf3): Ditto.
11010 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
11011 (sse5_vmfmadd<mode>4): Ditto.
11012 (sse5_fmsub<mode>4): Ditto.
11013 (sse5_vmfmsub<mode>4): Ditto.
11014 (sse5_fnmadd<mode>4): Ditto.
11015 (sse5_vmfnmadd<mode>4): Ditto.
11016 (sse5_fnmsub<mode>4): Ditto.
11017 (sse5_vmfnmsub<mode>4): Ditto.
11018 (sse5i_fmadd<mode>4): Ditto.
11019 (sse5i_fmsub<mode>4): Ditto.
11020 (sse5i_fnmadd<mode>4): Ditto.
11021 (sse5i_fnmsub<mode>4): Ditto.
11022 (sse5i_vmfmadd<mode>4): Ditto.
11023 (sse5i_vmfmsub<mode>4): Ditto.
11024 (sse5i_vmfnmadd<mode>4): Ditto.
11025 (sse5i_vmfnmsub<mode>4): Ditto.
11026 (mulv16qi3): Add SSE5 support.
11028 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
11029 (sse2_mulv4si3): Disable if SSE5.
11030 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
11031 (sse4_1_roundps): Ditto.
11032 (sse4_1_roundsd): Ditto.
11033 (sse4_1_roundss): Ditto.
11034 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
11036 (sse_maskcmpsf3): Ditto.
11037 (sse_vmmaskcmpv4sf3): Ditto.
11038 (sse2_maskcmpv2df3): Ditto.
11039 (sse2_maskcmpdf3): Ditto.
11040 (sse2_vmmaskcmpv2df3): Ditto.
11041 (sse2_eq<mode>3): Ditto.
11042 (sse2_gt<mode>3): Ditto.
11043 (sse5_pcmov_<mode>): Add SSE5 support.
11044 (vec_unpacku_hi_v16qi): Ditto.
11045 (vec_unpacks_hi_v16qi): Ditto.
11046 (vec_unpacku_lo_v16qi): Ditto.
11047 (vec_unpacks_lo_v16qi): Ditto.
11048 (vec_unpacku_hi_v8hi): Ditto.
11049 (vec_unpacks_hi_v8hi): Ditto.
11050 (vec_unpacku_lo_v8hi): Ditto.
11051 (vec_unpacks_lo_v8hi): Ditto.
11052 (vec_unpacku_hi_v4si): Ditto.
11053 (vec_unpacks_hi_v4si): Ditto.
11054 (vec_unpacku_lo_v4si): Ditto.
11055 (vec_unpacks_lo_v4si): Ditto.
11056 (sse5_pmacsww): New SSE5 intrinsic insn.
11057 (sse5_pmacssww): Ditto.
11058 (sse5_pmacsdd): Ditto.
11059 (sse5_pmacssdd): Ditto.
11060 (sse5_pmacssdql): Ditto.
11061 (sse5_pmacssdqh): Ditto.
11062 (sse5_pmacsdqh): Ditto.
11063 (sse5_pmacsswd): Ditto.
11064 (sse5_pmacswd): Ditto.
11065 (sse5_pmadcsswd): Ditto.
11066 (sse5_pmadcswd): Ditto.
11067 (sse5_pcmov_<move>): Conditional move support on SSE5.
11068 (sse5_phaddbw): New SSE5 intrinsic insn.
11069 (sse5_phaddbd): Ditto.
11070 (sse5_phaddbq): Ditto.
11071 (sse5_phaddwd): Ditto.
11072 (sse5_phaddwq): Ditto.
11073 (sse5_phadddq): Ditto.
11074 (sse5_phaddubw): Ditto.
11075 (sse5_phaddubd): Ditto.
11076 (sse5_phaddubq): Ditto.
11077 (sse5_phadduwd): Ditto.
11078 (sse5_phadduwq): Ditto.
11079 (sse5_phaddudq): Ditto.
11080 (sse5_phsubbw): Ditto.
11081 (sse5_phsubwd): Ditto.
11082 (sse5_phsubdq): Ditto.
11083 (sse5_pperm): Ditto.
11084 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
11085 (sse5_pperm_zero_v16qi_v8hi): Ditto.
11086 (sse5_pperm_sign_v8hi_v4si): Ditto.
11087 (sse5_pperm_zero_v8hi_v4si): Ditto.
11088 (sse5_pperm_sign_v4si_v2di): Ditto.
11089 (sse5_pperm_sign_v4si_v2di): Ditto.
11090 (sse5_pperm_pack_v2di_v4si): Ditto.
11091 (sse5_pperm_pack_v4si_v8hi): Ditto.
11092 (sse5_pperm_pack_v8hi_v16qi): Ditto.
11093 (sse5_perm<mode>): New SSE5 intrinsic insn.
11094 (rotl<mode>3): Ditto.
11095 (sse5_rotl<mode>3): Ditto.
11096 (sse5_ashl<mode>3): Ditto.
11097 (sse5_lshl<mode>3): Ditto.
11098 (sse5_frcz<mode>2): Ditto.
11099 (sse5s_frcz<mode>2): Ditto.
11100 (sse5_cvtph2ps): Ditto.
11101 (sse5_cvtps2ph): Ditto.
11102 (sse5_vmmaskcmp<mode>3): Ditto.
11103 (sse5_com_tf<mode>3): Ditto.
11104 (sse5_maskcmp<mode>3): Ditto.
11105 (sse5_maskcmp_uns<mode>3): Ditto.
11106 (sse5_maskcmp_uns2<mode>3): Ditto.
11107 (sse5_pcom_tf<mode>3): Ditto.
11109 * config/i386/predicates.md (sse5_comparison_float_operator):
11110 New predicate to match the comparison operators supported by
11111 the SSE5 com instruction.
11112 (ix86_comparison_int_operator): New predicate to match just the
11113 signed int comparisons.
11114 (ix86_comparison_uns_operator): New predicate to match just the
11115 unsigned int comparisons.
11117 * doc/invoke.texi (-msse5): Add documentation.
11118 (-mfused-madd): Ditto.
11120 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
11122 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
11124 (x86_64-*-*): Ditto.
11126 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
11128 * config/i386/bmmintrin.h: New file, provide common x86 compiler
11129 intrinisics for SSE5.
11131 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
11134 * config/i386/mmintrin-common.h: New file, to contain common
11135 instructions between SSE4.1 and SSE5.
11137 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
11138 FOREACH_FUNCTION_ARGS to iterate over the argument list.
11139 (gen_regparm_prefix): Ditto.
11141 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
11142 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
11143 prototype_p to determine if a function is prototyped.
11145 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
11147 * c-common.c (c_common_reswords) add the alignof keyword,
11148 with same RID as __alignof and __alignof__
11150 2009-08-25 Anatoly Sokolov <aesok@post.ru>
11152 * hooks.h (hook_bool_const_int_const_int_true): Declare.
11153 * hooks.c (hook_bool_const_int_const_int_true): New function.
11154 * target.h (struct gcc_target): Add can_eliminate field.
11155 * target-def.h (TARGET_CAN_ELIMINATE): Define.
11156 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
11157 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
11158 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
11159 (elim_table): Revise comment.
11160 * system.h (CAN_ELIMINATE): Poison.
11161 * defaults.h (CAN_ELIMINATE): Remove.
11162 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11164 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
11165 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
11167 (alpha_vms_can_eliminate): Declare as static, change return type to
11169 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
11171 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
11172 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
11173 (arm_can_eliminate): New function.
11175 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
11176 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
11177 (avr_can_eliminate): Declare as static.
11178 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
11180 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
11181 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
11182 (bfin_can_eliminate): New function.
11184 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
11185 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
11186 (crx_can_eliminate): New function.
11188 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
11189 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
11190 (fr30_can_eliminate): New function.
11192 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
11193 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
11194 (frv_can_eliminate): New function.
11196 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
11197 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
11198 (h8300_can_eliminate): New function.
11200 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
11201 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
11202 (i386_can_eliminate): Declare as static, change return type to bool.
11203 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
11205 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
11206 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
11207 (ia64_can_eliminate): New function.
11209 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
11210 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
11211 (iq2000_can_eliminate): New function.
11213 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
11214 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
11215 (m32r_can_eliminate): New function.
11217 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
11218 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
11219 (m68hc11_can_eliminate): New function.
11221 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
11222 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
11223 (m68k_can_eliminate): New function.
11225 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
11226 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
11227 (mep_can_eliminate): New function.
11229 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
11230 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
11231 (mips_can_eliminate): New function.
11233 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
11234 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
11235 (rs6000_can_eliminate): New function.
11237 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
11238 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
11239 (s390_can_eliminate): Declare as static.
11240 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
11242 * config/score/score.h (CAN_ELIMINATE): Remove macro.
11243 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
11244 (score_can_eliminate): New function.
11246 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
11247 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
11248 (sparc_can_eliminate): Declare as static.
11249 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
11251 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
11252 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
11253 (xstormy16_can_eliminate): New function.
11255 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
11256 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
11257 (v850_can_eliminate): New function.
11259 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
11261 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
11262 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
11263 (*movdfcc_ext[1234]): Disable for IEEE mode.
11265 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
11267 * gimplify.c (prepare_gimple_addressable): New static function.
11268 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
11270 (gimplify_addr_expr): Invoke it similarly on the operand instead of
11271 manually fiddling with it.
11273 2009-08-25 Michael Matz <matz@suse.de>
11275 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
11276 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
11278 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
11279 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
11280 (do_jump): Split out code for simple binary comparisons into ...
11281 (do_jump_1): ... this, taking the individual operands and code.
11282 Change callers to helper function above accordingly.
11283 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
11286 2009-08-25 Michael Matz <matz@suse.de>
11288 * expr.h (struct separate_ops, sepops): New type for passing
11289 around an exploded simple expression.
11290 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
11291 Use this structure instead of expression tree.
11292 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
11293 expression, only its type.
11294 (expand_vec_cond_expr): Take type and individual operands instead
11295 of full expression.
11296 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
11297 expand_vec_shift_expr): Change prototype accordingly.
11298 * tree-vect-stmts.c (vectorizable_condition): Change call of
11299 expand_vec_cond_expr_p to pass only type.
11300 * expr.c (do_store_flags): Change prototype and implementation
11301 to take an exploded expression.
11302 (expand_expr_real_1): New local ops initialized with details
11303 of the full expression. Use it instead of full
11304 expression in calls to do_store_flags, expand_vec_cond_expr,
11305 expand_widen_pattern_expr and expand_vec_shift_expr.
11307 2009-08-25 Michael Matz <matz@suse.de>
11309 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
11310 treeop2 initialized with first three operands of the full expression.
11311 Substitute all TREE_OPERAND (exp, [012]) calls with them.
11313 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
11315 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
11316 (__gthread_objc_condition_allocate): Mark arguments as unused.
11317 (__gthread_objc_condition_deallocate): Likewise.
11318 (__gthread_objc_condition_wait): Likewise.
11319 (__gthread_objc_condition_broadcast): Likewise.
11320 (__gthread_objc_condition_signal): Likewise.
11321 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
11322 (__gthread_objc_thread_id): Likewise.
11324 2009-08-25 Janus Weil <janus@gcc.gnu.org>
11326 PR middle-end/41149
11327 * tree-pretty-print.c (print_call_name): Print the correct call name
11328 for procedure pointer components.
11330 2009-08-24 Steve Ellcey <sje@cup.hp.com>
11332 * config/ia64/ia64.c (ia64_promote_function_mode): Call
11333 default_promote_function_mode when not VMS.
11335 2009-08-24 Olivier Hainque <hainque@adacore.com>
11337 * convert.c (convert_to_integer): Don't assume an input pointer is
11338 POINTER_SIZE wide. Fetch from the type instead.
11340 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11342 * configure.ac (AC_PREREQ): Bump to 2.64.
11344 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
11346 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
11347 (process_command): Don't search standard_exec_prefix_1 and
11348 standard_exec_prefix_2.
11350 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11352 * config/arm/arm.c (output_return_instruction): Handle for
11355 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11357 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
11359 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11361 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
11362 (*arm_movdf_vfp): Likewise.
11364 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11366 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
11367 (vashr<mode>3): Rename from ashr<mode>3.
11368 (vlshr<mode>3): Rename from lshr<mode>3.
11370 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
11373 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
11374 (check_format_info_main): Use scalar_identify_flag.
11375 (check_format_types): Check for scalar size identity if
11376 scalar_identify_flag is set.
11377 (printf_length_specs): Extend by new field.
11378 (asm_fprintf_length_specs): Likewise.
11379 (gcc_diag_length_specs): Likewise.
11380 (scanf_length_specs): Likewise.
11381 (strfmon_length_specs): Likewise.
11382 (gcc_gfc_length_specs): Likewise.
11383 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
11384 (ms_printf_flag_specs): Likewise.
11385 * c-format.h (format_length_info): Add new member scalar_identity_flag.
11387 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
11390 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
11391 (*call_value_pop_1): Ditto.
11392 (*sibcall_pop_1): New insn pattern.
11393 (*sibcall_value_pop_1): Ditto.
11395 2009-08-23 Alan Modra <amodra@bigpond.net.au>
11398 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
11401 2009-08-23 Alan Modra <amodra@bigpond.net.au>
11404 * fwprop.c (try_fwprop_subst): Allow multiple sets.
11405 (get_reg_use_in): New function.
11406 (forward_propagate_subreg): Propagate through subreg of zero_extend
11409 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
11411 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
11412 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
11414 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11416 * configure.ac: Remove --with-datarootdir, --with-docdir,
11417 --with-htmldir switches. No need to call AC_SUBST for
11418 datarootdir, docdir, htmldir any more.
11419 * configure: Regenerate.
11420 * doc/install.texi (Configuration): Document --datarootdir,
11421 --docdir, --htmldir, --pdfdir; update documentation for
11422 --infodir, --mandir.
11423 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
11426 * aclocal.m4: Regenerate.
11427 * config.in: Regenerate.
11428 * configure: Regenerate.
11430 2009-08-21 Douglas B Rupp <rupp@gnat.com>
11431 Olivier Hainque <hainque@adacore.com>
11433 * config/ia64/ia64.c: Include libfuncs.h.
11434 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
11435 (ia64_expand_call): Use reg 25 on VMS.
11436 (ia64_initialize_trampoline): Fix for VMS ABI.
11437 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
11438 (ia64_function_arg): Initialize reg 25 on VMS.
11439 Fix OpenVMS ABI issues for varargs.
11440 For OpenVMS, emit the Argument Information register set in the
11441 incoming/sibcall case as well.
11442 (ia64_arg_type): New function.
11443 (ia64_function_arg_advance): Keep track of cum->words.
11444 Fix OpenVMS ABI issues for varargs.
11445 (ia64_function_value): On VMS, promote mode of non-aggregate types.
11446 (ia64_override_options): Set flag_no_common on VMS.
11447 (ia64_init_builtins): Disable FWRITE builtin.
11448 (ia64_asm_output_external): Call DO_CRTL_NAMES.
11449 (ia64_vms_init_libfuncs): Add decc$ routines.
11450 (ia64_vms_valid_pointer_mode): New function.
11451 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
11452 (ia64_promote_function_mode): New function
11453 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
11454 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
11455 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11456 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
11457 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
11458 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
11459 Suppress trailing '#' if VALUE is numeric.
11460 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
11461 ia64_promote_function_mode.
11462 (TARGET_VALID_POINTER_MODE): Define.
11464 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11467 * config/rs6000/rs6000.c (rs6000_override_options): Use
11468 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
11471 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
11472 reporting of vector + decimal/boolean/complex error.
11474 2009-08-21 Jakub Jelinek <jakub@redhat.com>
11476 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
11477 __vector double TYPE_DECL.
11479 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
11481 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
11482 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
11483 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
11484 to pointer to enum machine_mode. Update all callers as needed.
11486 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
11488 * config/alpha/alpha.md (exception_receiver): Emit alternative
11489 GP load sequence if flag_reorder_blocks_and_partition is set.
11490 (*exception_receiver_2): Also enable when
11491 flag_reorder_blocks_and_partition is set.
11493 2009-08-20 Matt Rice <ratmice@gmail.com>
11494 Diego Novillo <dnovillo@google.com>
11496 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
11499 2009-08-20 Richard Guenther <rguenther@suse.de>
11501 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
11502 * c-tree.h (c_dup_lang_specific_decl): Remove.
11503 (struct lang_decl, struct lang_type): Move definitions ...
11504 * c-lang.h: ... here. New file.
11505 * c-decl.c: Include c-lang.h.
11506 (c_dup_lang_specific_decl): Remove.
11507 * c-typeck.c: Include c-lang.h.
11508 * Makefile.in (c-decl.o): Add c-lang.h dependency.
11509 (c-typeck.o): Likewise.
11510 * c-config-lang.in (gtfiles): Add c-lang.h.
11511 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
11514 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
11516 * config/alpha/alpha.c (alpha_end_function): Do not clear
11517 crtl->emit structure and free insn locators if cfun->is_thunk is true,
11518 this is now handled in generic code.
11520 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
11522 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
11523 (s390_z10_fix_long_loop_prediction): New function.
11524 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
11525 (s390_reorg): Walk over the INSNs and invoke
11526 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
11528 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
11530 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
11531 "*brx_64bit", "*brx_31bit"): New patterns.
11532 * config/s390/s390.c ('E'): New output modifier.
11534 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11535 Richard Earnshaw <richard.earnshaw@arm.com>
11537 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
11538 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
11540 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11542 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
11544 * pa.c (emit_move_sequence): Check if address of operand1 is valid
11545 for mode mode of operand0 when doing secondary reload for SAR.
11547 2009-08-19 Jakub Jelinek <jakub@redhat.com>
11549 PR middle-end/41123
11550 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
11551 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
11553 2009-08-19 Jason Merrill <jason@redhat.com>
11555 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
11556 supported template depth in C++0x.
11558 2009-08-19 Jakub Jelinek <jakub@redhat.com>
11560 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
11561 free_after_compilation.
11562 * config/score/score7.c (score7_output_mi_thunk): Likewise.
11563 * config/score/score3.c (score3_output_mi_thunk): Likewise.
11564 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
11565 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11566 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11567 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
11568 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11570 2009-08-19 Ian Lance Taylor <iant@google.com>
11572 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
11573 of (plus (mult (neg B) C) A).
11575 2009-08-18 Michael Matz <matz@suse.de>
11577 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
11578 instead of comparing TYPE_MAIN_VARIANT for equality.
11579 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
11580 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
11581 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
11582 * gimplify.c (goa_lhs_expr_p): Ditto and use
11583 STRIP_USELESS_TYPE_CONVERSION.
11585 2009-08-18 Michael Matz <matz@suse.de>
11587 * tree-ssa-structalias.c (create_variable_info_for): Also mark
11588 first field in a struct.
11589 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
11591 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
11593 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
11594 locators before emit_insn is called. Remove assert that
11596 (alpha_end_function): Clear crtl->emit structure and free insn
11597 locators if cfun->is_thunk is true.
11599 2009-08-18 Jason Merrill <jason@redhat.com>
11601 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
11603 * configure.ac: Test for it.
11604 * configure, config.in: Regenerate.
11605 * doc/install.texi: Document --enable-gnu-unique-object.
11607 2009-08-18 Richard Guenther <rguenther@suse.de>
11609 PR middle-end/41094
11610 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
11611 pow(x,y*z) only if x is nonnegative.
11613 2009-08-18 Jakub Jelinek <jakub@redhat.com>
11615 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
11619 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
11620 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
11622 2009-08-17 DJ Delorie <dj@redhat.com>
11624 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
11625 * config/m32c/prologue.md (epilogue_freit): New.
11627 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
11628 (bank_switch_p): Likewise.
11629 (fast_interrupt_p): Likewise.
11630 (interrupt_p): Likewise.
11631 (m32c_conditional_register_usage): Round memregs size up.
11632 (need_to_save): We only need to save $a0 when we use ENTER.
11633 (interrupt_p): Check for fast_interrupt too.
11634 (bank_switch_p): New.
11635 (fast_interrupt_p): New.
11636 (m32c_attribute_table): Add bank_switch and fast_interrupt.
11637 (m32c_emit_prolog): Support bank switching and fast interrupts.
11638 * doc/extend.texi (Function Attributes): Add bank_switch and
11641 2009-08-17 Douglas B Rupp <rupp@gnat.com>
11643 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
11644 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
11646 2009-08-16 Douglas B Rupp <rupp@gnat.com>
11648 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
11649 (menu): Add IA-64/VMS Options.
11650 (IA-64/VMS Options): Likewise.
11652 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
11655 * config/mips/mips.md (*lwxs): Use :P for pointer values.
11657 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
11659 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
11660 (mips_pop_asm_switch): Likewise.
11661 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
11663 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
11664 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
11665 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
11666 (mips_print_operand_punctuation): Use them. Check mips_noreorder
11667 instead of set_noreorder.
11668 (mips_output_function_prologue): Use the new functions.
11669 (mips_output_function_epilogue): Likewise.
11670 (mips_need_noat_wrapper_p): New function, split out from...
11671 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
11672 Use mips_push_asm_switch and mips_pop_asm_switch.
11673 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
11674 and mips_pop_asm_switch.
11675 (ASM_OUTPUT_REG_POP): Likewise.
11676 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
11677 Use mips_pop_asm_switch.
11678 (mips_asm_switch): New structure.
11679 (set_noreorder, set_nomacro): Replace with...
11680 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
11681 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
11682 instead of set_nomacro.
11683 (fix_truncsfsi2_macro): Likewise.
11684 (cprestore): Likewise.
11685 (hazard): Use mips_noreorder instead of set_noreorder.
11686 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
11688 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
11690 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
11691 from prev_active_insn.
11693 2009-08-16 Anatoly Sokolov <aesok@post.ru>
11695 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
11696 * config/avr/avr.c (avr_override_options): Initialize
11697 avr_current_arch variable.
11698 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
11699 __AVR_HAVE_16BIT_SP__ according to the device type.
11700 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
11702 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
11703 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
11705 2009-08-16 Dodji Seketeli <dodji@redhat.com>
11708 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
11709 generating inlined subroutine die only. We shouldn't be
11710 called for anything else.
11711 (gen_block_die): Don't generate inline subroutine debug info for
11714 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
11716 * graphite-poly.c (print_pbb): Print PBB index.
11718 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
11720 PR middle-end/40981
11721 * graphite-interchange.c (ppl_max_for_le): Moved...
11722 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
11723 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
11724 ppl_Pointset_Powerset_C_Polyhedron_maximize.
11725 * graphite-ppl.h (ppl_max_for_le): Declared.
11727 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
11729 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
11730 supported on all platforms.
11731 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
11732 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
11733 * c-pragma.c: Likewise.
11734 * target-def.h (TARGET_INITIALIZER): Remove
11735 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
11736 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
11738 2009-08-14 Douglas B Rupp <rupp@gnat.com>
11740 * config/ia64/fde-vms.c: New file.
11741 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
11742 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
11743 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
11744 (uw_frame_state_for): Only register a personality routine if it is
11745 known to be compatible with our expectations.
11746 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
11747 Declare unw_table_entry stack variable and
11748 mod all calls to _Unwind_FindTableEntry to add arg.
11749 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
11750 (_Unwind_FindTableEntry): Add arg to prototype.
11752 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
11754 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
11755 field 'signal_pfs_loc'.
11756 (uw_frame_state_for): Remove duplicate code dealing with leaf
11757 procedures without unwind info.
11758 If in the frame after unwinding through a signal handler, restore
11759 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
11760 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
11761 'pfs_loc' to the AR.PFS location in the signal context; instead
11762 set 'signal_pfs_loc'.
11763 Manually generate the unwind info for the AR.PFS register.
11764 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
11765 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
11766 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
11767 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
11768 instead set 'signal_pfs_loc'.
11769 Remove code preventing the AR.PFS register from being restored
11770 from the signal context.
11772 2009-08-14 Douglas B Rupp <rupp@gnat.com>
11773 Tristan Gingold <gingold@adacore.com>
11775 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
11776 * config/ia64/t-vms: New file.
11777 * config/ia64/vms64.h: New file.
11778 * config/ia64/vms.h: New file.
11779 * config/ia64/vms-crtinit.asm: New file.
11780 * config/ia64/vms_symvec_libgcc_s.opt: New file.
11781 * config/ia64/vms-unwind.h: New file.
11783 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
11785 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
11788 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11790 PR middle-end/30789
11791 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
11792 Move declaration...
11793 * real.h (do_mpc_arg2): ... here.
11794 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
11797 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
11799 * final.c (add_debug_prefix_map): Don't use GC memory for
11800 old_prefix and new_prefix.
11802 2009-08-14 Richard Guenther <rguenther@suse.de>
11804 * ipa-prop.c (compute_complex_pass_through): If we cannot
11805 compute a non-varying offset for IPA_JF_ANCESTOR punt.
11807 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11809 * c-lex.c (c_lex_with_flags): Increase size of local variable
11810 to avoid memory clobber.
11812 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
11815 * config/i386/i386.c (ix86_fp_comparison_strategy):
11816 Only enable/disable sahf at function granularity.
11818 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
11820 PR rtl-optimization/41064
11821 * reload1.c (reload_as_needed): Don't call extract_insn
11822 for known invalid replacements after calling
11823 validate_replace_rtx_group and verify_changes.
11825 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
11828 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
11829 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
11830 ix86_expand_fp_vcond.
11831 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
11832 Assert that operation is supported by ix86_expand_int_vcond.
11833 (vcondu<SSEMODE124C8:mode>): Ditto.
11835 2009-08-13 DJ Delorie <dj@redhat.com>
11837 * config/i386/djgpp-stdint.h: New.
11838 * config.gcc (djgpp): Use it.
11840 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
11842 * config/sh/sh.c (sh_override_options): When flag_exceptions or
11843 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
11845 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
11847 * tree-ssa-loop-prefetch.c
11848 (prune_ref_by_group_reuse): Enhance probabilistic analysis
11849 for long-stride pruning.
11850 (compute_miss_rate): New function to compute the probability
11851 that two memory references access different cache lines.
11853 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
11855 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
11857 2009-08-13 Richard Guenther <rguenther@suse.de>
11859 PR middle-end/41047
11860 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
11861 use the constant pointer type.
11862 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
11863 of CV qualifiers on the target pointer type.
11864 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
11865 conversion check before restrict check.
11867 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
11870 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
11872 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
11874 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
11876 2009-08-12 Richard Guenther <rguenther@suse.de>
11878 PR tree-optimization/41011
11879 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
11880 and reference constructing.
11882 2009-08-12 Xinliang David Li <davidxl@google.com>
11884 PR tree-optimization/41012
11885 * tree-flow.h : New external interface.
11886 * gimple-low.c (check_call_arg): Change to public function.
11887 Remove argument mismatch check in lowering.
11888 * tree-inline.h (tree_can_inline_p): Interface change.
11889 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
11890 into this function.
11891 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
11892 Call change to tree_can_inline_p function.
11893 (cgraph_decide_inlining_incrementally): Ditto.
11895 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
11897 PR tree-optimization/41031
11898 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
11899 on the partition variable rather than promote_mode on the source
11900 type. Assert that the partition variable's type has the same
11901 mode as the source value's.
11903 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
11905 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
11906 for for_return == 2.
11907 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
11909 * calls.c (expand_call): Fix typo.
11910 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
11912 * stmt.c (expand_value_return): Use promote_function_mode to copy out
11914 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
11915 * config/cris/cris.c (cris_promote_function_mode): Likewise.
11916 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
11917 * config/pa/pa.c (pa_promote_function_mode): Likewise.
11919 2009-08-12 Andrew Haley <aph@redhat.com>
11921 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
11923 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11926 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11928 2009-08-12 Richard Guenther <rguenther@suse.de>
11930 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
11931 * gimplify.c (gimplify_modify_expr): Do not use
11932 lang_hooks.types_compatible_p.
11933 * tree-ssa.c (useless_type_conversion_p): For aggregates
11934 just return false if the canonical types differ.
11936 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11938 PR middle-end/40980
11939 * sese.c (convert_for_phi_arg): New.
11940 (add_guard_exit_phis): Use convert_for_phi_arg.
11942 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11944 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
11945 unknown subscript upper bounds.
11947 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11948 Pranav Garg <pranav.garg2107@gmail.com>
11950 * graphite-interchange.c (gather_access_strides): Removed.
11951 (ppl_max_for_le): New.
11952 (build_linearized_memory_access): New.
11953 (memory_stride_in_loop): New.
11954 (pbb_interchange_profitable_p): Reimplemented.
11955 * graphite-ppl.h (ppl_new_id_map): New.
11956 (ppl_interchange): New.
11958 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11960 * graphite-interchange.c (compute_subscript): Removed.
11961 (compute_array_size_cstr): Removed.
11962 (compute_array_size_poly): Removed.
11963 (compute_array_size): Removed.
11964 (gather_access_strides_poly): Removed.
11965 (gather_access_strides): Empty.
11967 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11969 * graphite-dependences.c (dependence_polyhedron_1): Replace
11970 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
11971 (graphite_legal_transform_dr): Same.
11972 (graphite_carried_dependence_level_k): Same.
11973 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
11974 Initialize PDR_NB_SUBSCRIPTS.
11975 (print_pdr_access_layout): Replace pdr_nb_subscripts with
11977 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
11978 (PDR_NB_SUBSCRIPTS): New.
11979 (pdr_nb_subscripts): Removed.
11980 (pdr_dim): Simplified.
11981 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
11982 with PDR_NB_SUBSCRIPTS.
11984 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11986 * graphite-interchange.c (compute_array_size): Remove use of
11987 PDR_DATA_CONTAINER.
11988 * graphite-poly.c (new_poly_dr): Remove argument data_container.
11989 Do not initialize PDR_DATA_CONTAINER.
11990 (print_pdr): Do not print PDR_DATA_CONTAINER.
11991 * graphite-poly.h (struct poly_dr): Remove data_container field.
11992 (PDR_DATA_CONTAINER): Removed.
11993 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
11994 PDR_DATA_CONTAINER.
11995 (build_poly_dr): Same.
11997 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11998 Sebastian Pop <sebastian.pop@amd.com>
12000 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
12001 copy of the dependence polyhedron. Free the temporary objects.
12002 (graphite_carried_dependence_level_k): Free unused objects before
12005 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12007 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
12008 Early return without analyzing the data dependences if no
12009 transform has been done. Call restore_scattering if the transform
12011 (graphite-interchange.c): Same.
12012 * graphite-poly.c (print_scattering_function): Test for
12014 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
12015 (apply_poly_transforms): Do not gcc_assert that
12016 the transform is legal.
12017 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
12018 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
12019 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
12020 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
12021 * graphite-poly.h (struct poly_scattering): New.
12022 (struct poly_bb): Add original, transformed, and saved fields.
12023 Remove transformed_scattering, original_scattering,
12024 nb_local_variables and nb_scattering_transform fields.
12025 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
12026 (poly_scattering_new): New.
12027 (poly_scattering_free): New.
12028 (poly_scattering_copy): New.
12029 (store_scattering_pbb): New.
12030 (store_scattering): New.
12031 (restore_scattering_pbb): New.
12032 (restore_scattering): New.
12033 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
12034 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
12036 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12038 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
12039 (print_scop): Same.
12041 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12043 * Makefile.in (graphite.o): Depends on PREDICT_H.
12044 * graphite.c: Include predict.h.
12045 (graphite_finalize): Call tree_estimate_probability.
12046 * predict.c (predict_loops): Do not call scev_initialize and
12048 (tree_estimate_probability_bb): New.
12049 (tree_estimate_probability): Do not initialize loops: move that
12050 code to the driver. Call tree_estimate_probability_bb.
12051 (tree_estimate_probability_driver): New.
12052 (pass_profile): Use tree_estimate_probability_driver.
12053 * predict.h (tree_estimate_probability): Declared.
12055 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12057 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
12058 * graphite-dependences.c (graphite_legal_transform): Add time to
12059 TV_GRAPHITE_DATA_DEPS.
12060 (dependency_between_pbbs_p): Same.
12061 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
12063 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
12065 PR rtl-optimization/41033
12066 * alias.c (nonoverlapping_component_refs_p): Punt when strict
12067 aliasing is disabled.
12069 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
12071 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
12072 si_mask_operand, and_load_operand, low_bitmask_operand,
12073 and_reg_operand, and_operand): New predicates.
12074 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
12075 * config/mips/mips.c (and_operands_ok): New function.
12076 * config/mips/mips-protos.h (and_operands_ok): Declare it.
12077 * config/mips/mips.md (move_type): Add ext_ins and logical.
12078 (type): Handle them.
12079 (and<mode>3): Use and_reg_operand as the second operand's predicate.
12080 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
12081 shift_shift. Remove commutative constraint modifier.
12082 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
12084 (*clear_upper32_dext): Remove define_insn_and_split.
12085 (*clear_upper32): Turn this define_insn_and_split ...
12086 (splitter for ANDing register with 0xffff_ffff): .. into this.
12088 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
12090 * combine.c (try_widen_shift_mode): Factor out code to check if an
12091 integer constant is a low-order bitmask from here ...
12092 * rtlanal.c (low_bitmask_len): ... to here.
12093 * rtl.h (low_bitmask_len): Declare.
12095 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
12098 * config/alpha/alpha.md (addsi3): Remove expander.
12099 (addsi3): Rename from *addsi3_internal insn pattern.
12100 (subsi3): Remove expander.
12101 (subsi3): Rename from *subsi3_internal insn pattern.
12103 2009-08-11 Douglas B Rupp <rupp@gnat.com>
12105 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
12108 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
12109 Eric Botcazou <botcazou@adacore.com>
12110 Douglas B Rupp <rupp@gnat.com>
12112 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
12113 that records that fit in 64 bits are returned by immediate value,
12114 as required by OpenVMS Calling Standard.
12115 (function_value): Adjust for above modification.
12116 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
12117 virtual_incoming_args_rtx as base object, not next_arg.
12118 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
12120 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12122 * reload.c (find_reloads_subreg_address): Check the original
12123 req_equiv_mem address to detect the case where an address is
12124 not valid in the outer mode.
12126 2009-08-11 Richard Guenther <rguenther@suse.de>
12129 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
12131 2009-08-10 Douglas B Rupp <rupp@gnat.com>
12133 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
12134 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
12136 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
12137 Douglas B Rupp <rupp@gnat.com>
12139 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
12140 PT_STACK when frame_pointer_needed on OpenVMS.
12141 (alpha_pv_save_size, alpha_using_fp): Remove.
12142 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
12143 with proper processing for PT_NULL.
12144 (alpha_vms_initial_elimination_offset): New function. Support for
12145 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
12146 (alpha_sa_size): Force procedure type to PT_STACK when
12147 frame_pointer_needed on OpenVMS.
12148 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
12149 (alpha_using_fp): Likewise.
12150 (alpha_vms_can_eliminate): Add prototype.
12151 (alpha_vms_initial_elimination_offset): Likewise.
12152 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
12153 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
12155 2009-08-10 Eric Botcazou <botcazou@adacore.com>
12156 Douglas B Rupp <rupp@gnat.com>
12158 * config/alpha/alpha.c (common_object_handler): New function.
12159 (vms_attribute_table): Declare a single attribute "common_object".
12160 (vms_output_aligned_decl_common): New global function.
12161 (SECTION_VMS_OVERLAY): Delete.
12162 (SECTION_VMS_GLOBAL): Likewise.
12163 (SECTION_VMS_INITIALIZE): Likewise.
12164 (vms_asm_named_section): Remove support for above flags.
12165 (vms_section_type_flags): Delete.
12166 (TARGET_SECTION_TYPE_FLAGS): Likewise.
12167 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
12168 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
12169 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
12171 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
12174 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
12175 (sub_ddmmss): Likewise.
12177 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
12180 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
12183 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12186 * reload1.c (reload_as_needed): Use cancel_changes to completely
12187 undo a failed replacement attempt.
12189 2009-08-10 Richard Guenther <rguenther@suse.de>
12191 PR middle-end/41006
12192 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
12193 (useless_type_conversion_p): ... here. Require pointer targets
12196 2009-08-10 Dodji Seketeli <dodji@redhat.com>
12199 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
12200 loose the original type of the statement list.
12202 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12204 * config/alpha/alpha.c: Include libfuncs.h
12205 (avms_asm_output_extern): New function.
12206 (alpha_init_libfuncs): Init some decc libfuncs.
12207 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
12208 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
12209 (DO_CRTL_NAMES): Define.
12210 (LIB_SPEC): Remove.
12211 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
12212 (LONG_TYPE_SIZE): Define.
12213 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
12214 (SUBTARGET_SWITCHES): Define malloc64 switch.
12215 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
12216 (MASK_RETURN_ADDR): Define.
12217 doc/invoke.texi (mmalloc64): Document switch.
12219 2009-08-09 Olivier Hainque <hainque@adacore.com>
12220 Douglas B Rupp <rupp@gnat.com>
12222 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
12223 uses_condition_handler.
12224 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
12225 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
12226 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
12227 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
12228 (code_for_builtin): New insn codes for the new alpha_builtins.
12229 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
12230 (alpha_sa_size): Account for uses_condition_handler.
12231 (alpha_expand_prologue): Likewise.
12232 (alpha_start_function): Likewise.
12233 (alpha_expand_epilogue): Likewise.
12234 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
12235 establish/revert expanders.
12236 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
12237 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
12238 New expander, resorting to the alpha.c associated function.
12239 (builtin_revert_vms_condition_handler): Likewise.
12240 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
12241 __gcc_shell_handler, the static VMS condition handler used as
12242 an indirection wrapper to the current dynamically established
12244 * config/alpha/vms-unwind.h: Complete rewrite.
12245 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
12246 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
12248 2009-08-09 Eric Botcazou <botcazou@adacore.com>
12249 Douglas B Rupp <rupp@gnat.com>
12251 * config/alpha/alpha.c (alpha_links): Add 'target' field.
12252 (alpha_need_linkage): Handle aliases. Return function symbol.
12253 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
12254 Use ultimate alias target for the linkage name.
12255 * config/alpha/alpha.md (movmemdi): Use the symbol returned
12256 by alpha_need_linkage for the function symbol.
12257 (setmemdi): Likewise.
12259 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12261 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
12262 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
12263 (ASM_WEAKEN_LABEL): Define.
12264 (CRT_CALL_STATIC_FUNCTION): Define.
12265 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
12266 (ENDFILE_SPEC): Define.
12267 (INIT_SECTION_ASM_OP): Define.
12268 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
12269 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
12270 crtend.o crtendS.o.
12271 (MULTILIB_OSDIRNAMES): Define.
12272 (shlib_version): Define.
12273 (SHLIB_EXT): Define.
12274 (SHLIB_OBJS): Define.
12275 (SHLIB_NAME): Define.
12276 (SHLIB_MULTILIB): Define.
12277 (SHLIB_INSTALL): Define.
12278 (SHLIB_SYMVEC): Define.
12279 (SHLIB_SYMVECX2): Define.
12280 (SHLIB_LINK): Define.
12282 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12284 * config/alpha/alpha.c (alpha_initialize_trampoline):
12285 Initialize VMS trampoline IAW ABI for bounded procedure calls.
12286 (alpha_start_function): Emit transfer address on nested functions
12287 for VMS trampoline call.
12288 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
12289 since no longer used.
12290 * config/alpha/vms-tramp.asm: Remove.
12291 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
12292 since now only data initialized at runtime.
12294 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12296 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
12297 (LINK_GCC_C_SEQUENCE_SPEC): Define.
12298 (MD_EXEC_PREFIX): Remove, no longer used.
12299 (MD_STARTFILE_PREFIX): Likewise.
12300 (INCLUDE_DEFAULTS): Likewise.
12301 * config/alpha/t-vms:
12302 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
12304 2009-08-09 Richard Guenther <rguenther@suse.de>
12306 PR tree-optimization/41016
12307 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
12308 (operand_precision): Remove.
12309 (integral_operand_p): Likewise.
12310 (recognize_single_bit_test): Adjust.
12312 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
12314 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
12315 operation overflows. Likewise non-cast unary arithmetic.
12316 If one arm of a conditional expression is always taken,
12317 inhibit evaluation warnings for the other arm. Likewise inhibit
12318 evaluation warnings for the second && or || operand if the first
12319 operand is enough to determine the result.
12320 * c-typeck.c (build_conditional_expr): Apply the same inhibition
12322 (build_binary_op): Prevent duplicate evaluation warnings.
12324 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
12326 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
12327 and destination have different modes, Use promote_mode to
12328 determine the signedness of the conversion. Assert that the
12329 promoted source mode matches the destination mode. Don't pass
12330 the destination and destination mode to expand_expr if the source
12331 mode is different. Simplify conversion logic.
12333 2009-08-09 Ira Rosen <irar@il.ibm.com>
12335 PR tree-optimization/41008
12336 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
12337 from condition only in case it's a comparison. Adjust checks.
12339 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
12341 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
12342 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
12343 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
12344 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
12345 (dump_cand): Handle them.
12346 (struct iv_cand): New members COST_STEP and AINC_USE.
12347 (stmt_after_increment): Likewise.
12348 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
12349 callers changed. Use gimple_uid comparison instead of scanning.
12350 (add_candidate_1): When looking for identical candidates, take
12351 AINC_USE into account. Set it for new candidates.
12352 (force_expr_to_var_cost): Cast target_spill_cost to int.
12353 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
12354 All callers changed. Check for availability of autoinc addressing
12355 modes, both in general for a given mode, and in the specific use case.
12356 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
12358 (get_computation_cost): Likewise.
12359 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
12360 add_autoinc_candidates): New static functions.
12361 (add_candidate): Call add_autoinc_candidates for candidates based on
12363 (find_iv_candidates): Call set_autoinc_for_original_candidates.
12364 (determine_use_iv_cost_address): If we have an autoinc candidate at
12365 the matching use, verify autoinc is possible and subtract the cost
12366 of the candidate's step from the cost.
12367 (determine_iv_cost): Record the cost of the increment in the COST_STEP
12368 member of the candidate.
12369 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
12370 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
12372 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12374 * config.build (ia64-hp-*vms*): New target.
12375 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
12376 with ia64-hp-*vms*.
12377 * config.gcc (ia64-hp-*vms*): New target.
12378 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
12379 with ia64-hp-*vms*.
12380 * config.host (ia64-hp-*vms*): New target.
12381 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
12382 with ia64-hp-*vms*.
12384 2009-08-08 Richard Guenther <rguenther@suse.de>
12386 PR tree-optimization/40991
12387 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
12389 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
12391 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
12392 mode check. Do truncations in an integer mode.
12393 (force_to_mode): Handle subregs for all mode types. Only do
12394 arithmetic simplifications on integer modes.
12396 2009-08-07 Richard Guenther <rguenther@suse.de>
12398 PR tree-optimization/40999
12399 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
12400 (maybe_fold_reference): Lookup constant initializers.
12401 (fold_gimple_assign): Likewise.
12403 2009-08-07 Richard Guenther <rguenther@suse.de>
12405 * tree-ssa.c (useless_type_conversion_p_1): Only for types
12406 that require structural equality defer to the langhook.
12408 2009-08-07 Martin Jambor <mjambor@suse.cz>
12410 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
12412 (struct ipa_pass_through_data): New type.
12413 (struct ipa_ancestor_jf_data): New type.
12414 (union jump_func_value): Removed field formal_id, added fields
12415 pass_through and ancestor.
12416 (struct ipa_param_call_note): Changed type of formal_id to int from
12418 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
12419 operations jump functions and ancestor jump functions.
12420 (compute_complex_pass_through): New function.
12421 (compute_scalar_jump_functions): Call compute_complex_pass_through,
12422 reflect changes in the jump function strucutre.
12423 (update_jump_functions_after_inlining): Ignore complex pass-through
12424 and ancestor jump functions.
12425 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
12426 polynomial pass-through with operation jump functions.
12428 2009-08-07 Jakub Jelinek <jakub@redhat.com>
12430 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
12431 fde->dw_fde_begin as begin label instead of hot/cold label.
12432 Use LLSDAC label instead of LLSDA for second section lsda.
12433 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
12434 label instead of LLSDA if it is true.
12435 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
12437 * except.c (add_call_site, dw2_size_of_call_site_table): Add
12438 SECTION argument. Use it as index into crtl->eh.call_site_record
12440 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
12441 use it to determine how to print table entries instead of using
12442 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
12443 label instead of normal begin label as base.
12444 (sjlj_assign_call_site_values): Adjust add_call_site caller.
12445 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
12446 ensure no EH range spans between sections and that landing pads
12447 are always in the corresponding section.
12448 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
12449 for crtl->eh.call_site_record being an array rather than scalar.
12450 (output_one_function_exception_table): New function, copied
12451 from output_function_exception_table. Adjust
12452 dw2_size_of_call_site_table, dw2_output_call_site_table
12453 callers. For SECOND section use *C suffixed labels.
12454 (output_function_exception_table): Call
12455 output_one_function_exception_table and, when doing hot/cold
12456 partitioning, also another time for the second section.
12457 * opts.c: Include except.h.
12458 (decode_options): Allow -freorder-blocks-and-partition with
12459 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
12460 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
12461 * function.h (struct rtl_eh): Change call_site_record from
12462 scalar into array of 2 elements.
12464 2009-08-07 Martin Jambor <mjambor@suse.cz>
12466 * ipa-prop.c (count_formal_params_1): New function.
12467 (ipa_get_vector_of_formal_parms): New function.
12468 (get_vector_of_formal_parm_types): New function.
12469 (ipa_modify_formal_parameters): New function.
12470 (ipa_modify_call_arguments): New function.
12471 (index_in_adjustments_multiple_times_p): New function.
12472 (ipa_combine_adjustments): New function.
12473 (ipa_dump_param_adjustments): New function.
12474 * ipa-prop.h (struct ipa_parm_adjustment): New type.
12475 (ipa_get_vector_of_formal_parms): Declare.
12476 (ipa_modify_formal_parameters): Declare.
12477 (ipa_modify_call_arguments): Declare.
12478 (ipa_combine_adjustments): Declare.
12479 (ipa_dump_param_adjustments): Declare.
12480 (build_ref_for_offset): Declare.
12481 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
12482 * tree-sra.c: Include ipa-prop.c.
12483 (build_ref_for_offset): Make public.
12485 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
12487 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
12489 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
12491 * gcc/doc/extend.texi (__builtin_extract_return_address)
12492 (__builtin_frob_return_address): Document.
12494 2009-08-06 Paul Brook <paul@codesourcery.com>
12496 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
12497 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
12498 implementation on ARMv6-M.
12500 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12502 * doc/extend.texi (pcs): Document new attribute for ARM.
12504 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12506 * arm.c (pcs_attribute_args): Comment out unsupported attribute
12509 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12511 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
12514 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12516 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
12518 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12520 Merge ARM/hard_vfp_branch to trunk.
12522 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
12524 * arm.c (libcall_eq): New function.
12525 (libcall_hash): New function.
12526 (add_libcall): New function.
12527 (arm_libcall_uses_aapcs_base): New function.
12528 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
12529 libcalls using the base PCS.
12530 (arm_init_cumulative_args): Likewise.
12532 2009-07-20 Joseph Myers <joseph@codesourcery.com>
12534 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
12535 Use base ABI for conversion libfuncs between HFmode and SFmode.
12537 2009-05-12 Joseph Myers <joseph@codesourcery.com>
12539 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
12540 V4SImode as representatives of all 64-bit and 128-bit vector
12541 types. Allow vector types without vector modes.
12542 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
12543 without vector modes like BLKmode.
12544 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
12545 BLKmode. Avoid unsupported vector modes or TImode moves for
12547 (aapcs_vfp_allocate_return_reg): Likewise.
12548 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
12549 V8QImode if TARGET_NEON || TARGET_IWMMXT.
12551 2009-05-12 Joseph Myers <joseph@codesourcery.com>
12553 * config/arm/arm.c (arm_handle_pcs_attribute): New.
12554 (arm_get_pcs_model): Pass attribute arguments to
12555 arm_pcs_from_attribute.
12556 (arm_init_cumulative_args): Use base AAPCS for conversions from
12557 floating-point types to DImode.
12558 (arm_attribute_table): Add pcs attribute.
12559 (arm_handle_pcs_attribute): New.
12560 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
12561 conversions from floating-point types to DImode, also declare them
12562 to use base AAPCS and declare functions they call to use base
12563 AAPCS and their RTABI names.
12565 2009-05-12 Joseph Myers <joseph@codesourcery.com>
12567 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
12568 -mfloat-abi=hard not being supported for VFP.
12570 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
12572 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
12573 SYMBOL_REF to hard_libcall_value.
12575 2009-03-05 Joseph Myers <joseph@codesourcery.com>
12576 Richard Earnshaw <rearnsha@arm.com>
12578 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
12579 has been put on the stack, all remaining co-processory arguments for
12580 that co-processor also go on the stack.
12582 2009-03-05 Joseph Myers <joseph@codesourcery.com>
12584 * config/arm/arm.c (arm_return_in_memory): Handle returning
12585 vectors of suitable size in registers also for AAPCS case.
12587 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12589 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
12591 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
12593 ARM Hard-VFP calling convention
12594 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
12595 * target.h (gcc_target): Add libcall_value to table of call hooks.
12596 * targhooks.h (default_libcall_value): Default implementation.
12597 * targhooks.c (default_libcall_value): Likewise.
12598 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
12599 * optabs.c (expand_unop): Use it.
12600 * expr.h (hard_libcall_value): Pass the function RTX through.
12601 * calls.c (emit_library_call_value_1): Update call to
12602 hard_libcall_value.
12603 * explow.c (hard_libcall_value): Use new target hook.
12604 * config/arm/arm.c: Include cgraph.h
12605 (TARGET_FUNCTION_VALUE): Override default hook.
12606 (arm_pcs_default): New variable.
12607 (arm_override_options): Don't fault hard calling convention with VFP.
12608 Add support for AAPCS variants.
12609 (arm_function_value): Make static. Handle AAPCS variants.
12610 (arm_libcall_value): New function.
12611 (arm_apply_result_size): Handle VFP registers in results.
12612 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
12614 (pcs_attribute_args): New variable.
12615 (arm_pcs_from_attribute): New function.
12616 (arm_get_pcs_model): New function.
12617 (aapcs_vfp_cum_init): New function.
12618 (aapcs_vfp_sub_candidate): New function.
12619 (aapcs_vfp_is_return_candidate): New function.
12620 (aapcs_vfp_is_call_candidate): New function.
12621 (aapcs_vfp_allocate): New function.
12622 (aapcs_vfp_allocate_return_reg): New function.
12623 (aapcs_vfp_advance): New function.
12624 (aapcs_cp_arg_layout): New variable.
12625 (aapcs_select_call_coproc): New function.
12626 (aapcs_select_return_coproc): New function.
12627 (aapcs_allocate_return_reg): New function.
12628 (aapcs_libcall_value): New function.
12629 (aapcs_layout_arg): New function.
12630 (arm_init_cumulative_args): Initialize AAPCS args data.
12631 (arm_function_arg): Handle AAPCS variants using new interface.
12632 (arm_arg_parital_bytes): Likewise.
12633 (arm_function_arg_advance): New function.
12634 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
12635 calling conventions.
12636 (arm_setup_incoming_varargs): Handle new AAPCS args data.
12637 * arm.h (NUM_VFP_ARG_REGS): Define.
12638 (LIBCALL_VALUE): Update.
12639 (FUNCTION_VALUE): Delete.
12640 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
12641 (arm_pcs): New enum.
12642 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
12643 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
12644 (FUNCTION_ARG_REGNO_P): Add VFP regs.
12645 * arm-protos.h (arm_function_arg_advance): Add.
12646 (aapcs_libcall_value): Add.
12647 (arm_function_value): Delete.
12649 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
12650 H.J. Lu <hongjiu.lu@intel.com>
12653 * config/i386/i386.c (standard_sse_mode_p): Remove.
12654 (standard_sse_constant_p): Return 2 for integer mode
12655 vector_all_ones_operand when SSE2 is enabled.
12656 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
12657 (ix86_expand_vector_move): Do not check for negative values from
12658 standard_sse_constant_p.
12660 2009-08-06 Richard Guenther <rguenther@suse.de>
12662 * tree-ssa.c (useless_type_conversion_p_1): Make function and
12663 array type comparisons frontend independent.
12664 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
12665 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
12666 out array reference lower bound and element size operands.
12667 (ao_ref_init_from_vn_reference): Properly compute the offset
12668 for ARRAY_RANGE_REF.
12669 (vn_reference_fold_indirect): Fill out array reference lower
12670 bound and element size operands.
12671 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
12672 a non gimple valued reference operand which can happen for
12673 array reference lower bound or element size.
12674 (create_component_ref_by_pieces_1): Properly generate the
12675 element size operand for array references.
12677 2009-08-06 Richard Guenther <rguenther@suse.de>
12679 PR tree-optimization/40964
12680 * tree.c (iterative_hash_host_wide_int): Export.
12681 * tree.h (iterative_hash_host_wide_int): Declare.
12682 * tree-ssa-structalias.c (heapvar_map): New struct.
12683 (heapvar_map_eq): New function.
12684 (heapvar_map_hash): Likewise.
12685 (heapvar_lookup): Adjust.
12686 (heapvar_insert): Likewise.
12687 (make_constraint_from_heapvar): Allow multiple heap variables
12688 per decl at different offsets.
12689 (init_alias_heapvars): Adjust.
12691 2009-08-04 David Daney <ddaney@caviumnetworks.com>
12693 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
12694 * mips_output_sync_loop (mips_output_sync_loop): Only emit
12695 trailing sync if TARGET_SYNC_AFTER_SC.
12697 2009-08-05 David Daney <ddaney@caviumnetworks.com>
12699 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
12700 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
12701 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
12702 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
12703 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
12704 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
12705 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12706 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
12707 test_and_set_12): Rewrite calls to mips_output_sync_loop.
12708 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
12709 the prototype declaration match the definition.
12710 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
12711 instructions explicitly. Add barrier_before and operands
12713 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
12714 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
12715 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
12716 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
12717 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
12718 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
12720 2009-08-05 Andrew Pinski <pinskia@gmail.com>
12722 * tree-ssa-alias.c: Fix intervals to use [) syntax.
12724 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
12725 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
12728 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
12731 2009-08-05 Jakub Jelinek <jakub@redhat.com>
12733 PR rtl-optimization/40924
12734 * dse.c (canon_address): Before calling cselib_expand_value_rtx
12735 make sure canon_rtx (mem_address) isn't simpler than
12736 canon_rtx (expanded_mem_address).
12738 2009-08-05 Li Feng <nemokingdom@gmail.com>
12740 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
12741 for each poly_bb_p.
12742 (build_scop_drs): Build alias set for each SCoP.
12744 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
12746 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
12747 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
12748 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
12749 (MIPS_ARCH_FLOAT_SPEC): Likewise.
12750 (BASE_DRIVER_SELF_SPECS): Likewise.
12752 2009-08-04 Andrew Pinski <pinskia@gmail.com>
12754 * tree-ssa-alias.c: Fix some comment typos.
12756 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
12758 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
12759 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
12761 2009-08-03 Janis Johnson <janis187@us.ibm.com>
12764 * simplify-rtx.c (simplify_binary_operation_1): Disable
12765 simplifications for decimal float operations.
12767 2009-08-03 Jakub Jelinek <jakub@redhat.com>
12769 PR middle-end/40943
12770 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
12771 operand of INDIRECT_REF.
12773 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
12775 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
12776 constants referencing TLS symbols.
12778 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
12780 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
12781 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
12783 2009-08-03 Richard Guenther <rguenther@suse.de>
12785 * tree.c (make_vector_type): Build a main variant first,
12786 get the canonical one and then build the variant.
12787 * tree-ssa.c (useless_type_conversion_p_1): Handle
12789 (useless_type_conversion_p): Conversions to pointers to
12790 incomplete record types are useless.
12792 2009-08-03 Richard Guenther <rguenther@suse.de>
12794 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
12795 file will be created.
12796 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
12797 * toplev.c (compile_file): Adjust comment.
12799 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
12801 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
12802 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
12803 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12804 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12805 (sh_promote_function_mode): Fix typo.
12807 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
12809 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
12811 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12813 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
12814 declaration arguments.
12816 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
12818 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
12819 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
12820 (ix86_split_ashl): Ditto.
12821 (ix86_expand_vector_init_one_nonzero): Ditto.
12822 (ix86_expand_vector_set): Ditto.
12823 (ix86_expand_reduc_v4sf): Ditto.
12825 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
12827 * explow.c (promote_function_mode): Remove assert.
12828 * config/sh/sh.c (sh_promote_function_mode): Declare.
12830 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12832 * config/pa/pa.c (pa_promote_function_mode): Declare.
12833 Change to static. Fix promote_mode call.
12835 * gthr-dce.h (CONST_CAST2): Define if not defined.
12836 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
12838 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
12840 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
12842 * expr.c (store_constructor): Use promote_decl_mode. Remove
12843 now write-only variable unsignedp.
12844 (expand_expr_real_1): Use promote_decl_mode.
12845 * expr.h (promote_function_mode, promote_decl_mode): New.
12846 (promote_mode): Remove last argument.
12847 * function.c (assign_temp): Drop last argument of promote_mode.
12848 (assign_parm_find_data_types): Use promote_function_mode.
12849 (assign_parm_setup_reg): Likewise.
12850 (expand_function_end): Use promote_function_mode.
12851 * calls.c (initialize_argument_information): Use promote_function_mode.
12852 (precompute_arguments): Use promote_mode instead of checking if
12853 only PROMOTE_FUNCTION_MODE is defined.
12854 (expand_call): When making sibcall decisions, use promote_function_mode.
12855 Below, remove an if for targetm.calls.promote_function_return and
12856 and use promote_function_mode.
12857 (emit_library_call_value_1): Use promote_function_mode, fix bug
12858 where promote_mode was passed FOR_CALL == 0 for a return value in an
12860 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
12861 * explow.c (promote_function_mode, promote_decl_mode): New.
12862 (promote_mode): Keep only the FOR_CALL == 0 case.
12863 * combine.c (setup_incoming_promotion): Remove test of
12864 promote_function_args. Use promote_function_mode.
12865 * stmt.c (expand_value_return): Use promote_decl_mode.
12866 (expand_decl): Use promote_decl_mode.
12868 * expr.c (store_constructor): Use promote_decl_mode. Remove
12869 now write-only variable unsignedp.
12870 (expand_expr_real_1): Use promote_decl_mode.
12871 * expr.h (promote_function_mode, promote_decl_mode): New.
12872 (promote_mode): Remove last argument.
12873 * function.c (assign_temp): Drop last argument of promote_mode.
12874 (assign_parm_find_data_types): Use promote_function_mode.
12875 (assign_parm_setup_reg): Likewise.
12876 (expand_function_end): Use promote_function_mode.
12877 * calls.c (initialize_argument_information): Use promote_function_mode.
12878 (precompute_arguments): Use promote_mode instead of checking if
12879 only PROMOTE_FUNCTION_MODE is defined.
12880 (expand_call): When making sibcall decisions, use promote_function_mode.
12881 Below, remove an if for targetm.calls.promote_function_return and
12882 and use promote_function_mode.
12883 (emit_library_call_value_1): Use promote_function_mode, fix bug
12884 where promote_mode was passed FOR_CALL == 0 for a return value in an
12886 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
12887 * explow.c (promote_function_mode, promote_decl_mode): New.
12888 (promote_mode): Keep only the FOR_CALL == 0 case.
12889 * combine.c (setup_incoming_promotion): Remove test of
12890 promote_function_args. Use promote_function_mode.
12891 * stmt.c (expand_value_return): Use promote_decl_mode.
12892 (expand_decl): Use promote_decl_mode.
12894 * explow.c (promote_function_mode): Just call the target hook.
12895 * targhooks.c (default_promote_function_mode,
12896 default_promote_function_mode_always_promote): New.
12897 * targhooks.h (default_promote_function_mode,
12898 default_promote_function_mode_always_promote): Declare.
12899 * target.h (promote_function_args, promote_function_return): Remove.
12900 (promote_function_mode): New.
12901 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
12902 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12903 (TARGET_PROMOTE_FUNCTION_MODE): New.
12904 (TARGET_CALLS): Adjust.
12905 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
12906 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
12908 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
12909 * config/s390/s390.c (s390_promote_function_mode): ... here,
12910 with pointer handling.
12911 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12912 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12914 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
12915 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
12916 with pointer handling.
12917 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12918 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12920 * config/sh/sh-protos.h (sh_promote_function_mode): New.
12921 * config/sh/sh.c (sh_promote_function_mode): New.
12922 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12923 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12925 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
12926 * config/cris/cris.c (cris_promote_function_mode): ... here.
12927 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12928 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12930 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
12931 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
12932 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12933 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12935 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
12936 * config/arm/arm.c (arm_promote_function_mode): ... here, without
12937 complex type handling.
12938 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12939 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12941 * config/pa/pa.c (pa_promote_function_mode): New.
12942 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12943 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12945 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
12946 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12947 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
12948 * config/xtensa/xtensa.c: Likewise.
12949 * config/stormy16/stormy16.c: Likewise.
12950 * config/iq2000/iq2000.c: Likewise.
12951 * config/rs6000/rs6000.c: Likewise.
12952 * config/picochip/picochip.c: Likewise.
12953 * config/arc/arc.c: Likewise.
12954 * config/mcore/mcore.c: Likewise.
12955 * config/score/score.c: Likewise.
12956 * config/mips/mips.c: Likewise.
12957 * config/bfin/bfin.c: Likewise.
12958 * config/ia64/ia64.c: Likewise (disabled though).
12960 * config/frv/frv.h: Remove pointless remark.
12962 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
12963 TARGET_PROMOTE_FUNCTION_ARGS,
12964 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
12965 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
12967 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
12969 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
12970 -floop-parallelize-all.
12971 * toplev.c (process_options): Rename flag_graphite_force_parallel to
12972 flag_loop_parallelize_all.
12973 * tree-ssa-loop.c (gate_graphite_transforms): Same.
12974 * graphite.c (graphite_transform_loops): Same.
12975 * common.opt: Same.
12976 * graphite-poly.c (apply_poly_transforms): Same.
12978 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
12980 PR tree-optimization/40914
12981 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
12982 if set, then check the delta field of the PMF record.
12983 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
12984 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
12985 call is stored in the delta.
12987 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
12989 * config/mips/mips.md (*clear_upper32_dext): New pattern.
12991 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
12993 * config/i386/bsd.h (ASM_BYTE): New define.
12994 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
12995 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
12996 .byte. Use fputs or putc instead of fprintf where appropriate.
12997 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
12998 fputs or putc instead of fprintf where appropriate.
12999 * config/i386/i386elf.h: Ditto.
13000 * config/i386/sysv4.h: Ditto.
13002 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
13003 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
13004 (*tls_global_dynamic_64): Ditto.
13006 2009-07-31 Christian Bruel <christian.bruel@st.com>
13008 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
13010 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13012 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
13013 Remove dead code for MINUS.
13015 2009-07-31 Anthony Green <green@moxielogic.com>
13017 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
13019 (moxie_expand_epilogue): Ditto for epilogue.
13020 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
13021 incoming arguments.
13022 (moxie_function_arg): Ditto.
13023 (moxie_pass_by_reference): Ditto.
13024 (moxie_arg_partial_bytes): Ditto.
13025 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
13026 (FUNCTION_ARG_ADVANCE) Ditto.
13027 (REG_PARM_STACK_SPACE) Ditto.
13028 (FUNCTION_ARG_REGNO_P) Dito.
13030 * config.gcc: Add moxie linux config support.
13031 * gcc/config/moxie/uclinux.h: New file.
13033 2009-07-31 DJ Delorie <dj@redhat.com>
13035 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
13036 (UNSPECV_SP_SWITCH_E): New.
13037 (sp_switch_1): Change to an unspec.
13038 (sp_switch_2): Change to an unspec. Don't use post-inc when we
13040 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
13041 reference the new stack's address
13043 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13045 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
13046 graphite-clast-to-gimple.o, graphite-dependences.o,
13047 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
13048 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
13049 (graphite-blocking.o,
13050 graphite-clast-to-gimple.o, graphite-dependences.o,
13051 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
13052 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
13053 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
13054 * cfgloop.h (struct loop): Add can_be_parallel field.
13055 * common.opt (fgraphite-identity): Moved up.
13056 (fgraphite-force-parallel): New flag.
13057 * graphite.c: Rewrite.
13058 * graphite.h: Rewrite.
13059 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
13061 * toplev.c (graphite_out_file): New file descriptor.
13062 (graphite_in_file): New.
13063 (process_options): flag_graphite_force_parallel cannot be used without
13065 * tree-ssa-loop.c: Include toplev.h.
13066 (gate_graphite_transforms): Enable flag_graphite for
13067 flag_graphite_force_parallel.
13069 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13071 * ChangeLog.graphite: New.
13072 * graphite-blocking.c: New.
13073 * graphite-clast-to-gimple.c: New.
13074 * graphite-clast-to-gimple.h: New.
13075 * graphite-dependences.c: New.
13076 * graphite-dependences.h: New.
13077 * graphite-interchange.c: New.
13078 * graphite-poly.c: New.
13079 * graphite-poly.h: New.
13080 * graphite-ppl.c: New.
13081 * graphite-ppl.h: New.
13082 * graphite-scop-detection.c: New.
13083 * graphite-scop-detection.h: New.
13084 * graphite-sese-to-poly.c: New.
13085 * graphite-sese-to-poly.h: New.
13089 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13091 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
13092 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
13094 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13096 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
13097 (scev_is_linear_expression): Return false if the evolution is not
13098 affine multivariate.
13100 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13102 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
13103 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
13105 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13107 * tree-data-ref.c (debug_data_references): New.
13108 (debug_data_reference): New.
13109 * tree-data-ref.h (debug_data_references): Declared.
13110 (debug_data_reference): Declared.
13112 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13114 * tree-data-ref.c (stmt_simple_memref_p: Removed.
13115 * tree-data-ref.h (scop_p): Removed.
13116 (struct data_reference): Remove field scop.
13117 (DR_SCOP): Removed.
13118 (stmt_simple_memref_p): Removed.
13120 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13122 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
13123 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
13126 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13128 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
13130 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13132 * doc/invoke.texi (-fgraphite-identity): Documented.
13134 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13136 * tree-scalar-evolution.c: Fix comment.
13137 (instantiate_scev_1): Return unknow from scev instantiation if the
13138 result is not above instantiate_below.
13140 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13142 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
13143 static anymore. Instantiate the symbols that may have been introduced
13145 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
13148 2009-07-30 DJ Delorie <dj@redhat.com>
13150 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
13151 .vliw directive to VLIW sections.
13153 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13155 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
13157 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
13158 (AUTOHEADER): New variable.
13159 ($(srcdir)/cstamp-h.in): Use it.
13161 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
13162 Pat Haugen <pthaugen@us.ibm.com>
13163 Revital Eres <ERES@il.ibm.com>
13165 * config/rs6000/vector.md (VEC_F): Add VSX support.
13168 (mov<mode>): Ditto.
13169 (vector_load_<mode>): Ditto.
13170 (vector_store_<mode>): Ditto.
13171 (vector GPR move split): Ditto.
13172 (vec_reload_and_plus_<mptrsize>): Ditto.
13173 (vec_reload_and_reg_<mptrsize>): Ditto.
13174 (add<mode>3): Ditto.
13175 (sub<mode>3): Ditto.
13176 (mul<mode>3): Ditto.
13177 (neg<mode>2): Ditto.
13178 (abs<mode>2): Ditto.
13179 (smin<mode>3): Ditto.
13180 (smax<mode>3): Ditto.
13181 (vector_eq<mode>): Ditto.
13182 (vector_gt<mode>): Ditto.
13183 (vector_ge<mode>): Ditto.
13184 (vector_gtu<mode>): Ditto.
13185 (vector_select_<mode>_uns): Ditto.
13186 (vector_eq_<mode>_p): Ditto.
13187 (vector_gt_<mode>_p): Ditto.
13188 (vector_ge_<mode>_p): Ditto.
13189 (vector_gtu_<mode>_p): Ditto.
13190 (cr6_test_for_zero): Ditto.
13191 (cr6_test_for_zero_reverse): Ditto.
13192 (cr6_test_for_lt): Ditto.
13193 (cr6_test_for_lt_reverse): Ditto.
13194 (xor<mode>3): Ditto.
13195 (ior<mode>3): Ditto.
13196 (and<mode>3): Ditto.
13197 (one_cmpl<mode>2): Ditto.
13198 (nor<mode>2): Ditto.
13199 (andc<mode>2): Ditto.
13200 (float<VEC_int<mode>2): Ditto.
13201 (unsigned_float<VEC_int><mode>2): Ditto.
13202 (fix_trunc<mode><VEC_int>2): Ditto.
13203 (fixuns_trunc<mode><VEC_int>2): Ditto.
13205 (vec_set<mode>): Ditto.
13206 (vec_extract<mode>): Ditto.
13207 (vec_interleave_highv4sf): Ditto.
13208 (vec_interleave_lowv4sf): Ditto.
13209 (vec_realign_load_<mode>): Ditto.
13210 (vec_shl_<mode>): Ditto.
13211 (vec_shr_<mode>): Ditto.
13212 (div<mode>3): New patterns for VSX.
13213 (vec_interleave_highv2df): Ditto.
13214 (vec_interleave_lowv2df): Ditto.
13215 (vec_pack_trunc_v2df): Ditto.
13216 (vec_pack_sfix_trunc_v2df): Ditto.
13217 (vec_pack_ufix_trunc_v2df): Ditto.
13218 (vec_unpacks_hi_v4sf): Ditto.
13219 (vec_unpacks_lo_v4sf): Ditto.
13220 (vec_unpacks_float_hi_v4si): Ditto.
13221 (vec_unpacks_float_lo_v4si): Ditto.
13222 (vec_unpacku_float_hi_v4si): Ditto.
13223 (vec_unpacku_float_lo_v4si): Ditto.
13224 (movmisalign<mode>): Ditto.
13225 (vector_ceil<mode>2): New patterns for vectorizing math library.
13226 (vector_floor<mode>2): Ditto.
13227 (vector_btrunc<mode>2): Ditto.
13228 (vector_copysign<mode>3): Ditto.
13230 * config/rs6000/predicates.md (easy_vector_constant_msb): New
13231 predicate for setting the high bit in each word, used for copysign.
13233 * config/rs6000/ppc-asm.h (f19): Whitespace.
13234 (f32-f63): Define if VSX.
13235 (v0-v31): Define if Altivec.
13236 (vs0-vs63): Define if VSX.
13238 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
13240 * config/rs6000/power7.md: New file, provide tuning parameters for
13243 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
13244 (rs6000_cpu_cpp_builtins): Ditto.
13245 (altivec_overloaded_builtins): Ditto.
13246 (altivec_resolve_overloaded_builtin): Ditto.
13248 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
13249 debug switch to disable vectorizing simple math builtin
13252 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
13253 Vectorize simple math builtin functions.
13254 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
13255 hook to vectorize math builtins.
13256 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
13257 (rs6000_builtin_conversion): Add VSX/power7 support.
13258 (rs6000_builtin_vec_perm): Ditto.
13259 (vsplits_constant): Add support for loading up a vector constant
13260 with just the high bit set in each part.
13261 (rs6000_expand_vector_init): Add VSX/power7 support.
13262 (rs6000_expand_vector_set): Ditto.
13263 (rs6000_expand_vector_extract): Ditto.
13264 (rs6000_emit_move): Ditto.
13265 (bdesc_3arg): Ditto.
13266 (bdesc_2arg): Ditto.
13267 (bdesc_1arg): Ditto.
13268 (rs6000_expand_ternop_builtin): Ditto.
13269 (altivec_expand_builtin): Ditto.
13270 (rs6000_expand_unop_builtin): Ditto.
13271 (rs6000_init_builtins): Ditto.
13272 (altivec_init_builtins): Ditto.
13273 (builtin_function_type): Ditto.
13274 (rs6000_common_init_builtins): Ditto.
13275 (rs6000_handle_altivec_attribute); Ditto.
13276 (rs6000_mangle_type): Ditto.
13277 (rs6000_vector_mode_supported_p): Ditto.
13278 (rs6000_mode_dependent_address): Altivec addresses with AND -16
13279 are mode dependent.
13281 * config/rs6000/vsx.md: New file for VSX support.
13283 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
13284 identifing values with just the most significant bit set.
13285 (enum rs6000_builtins): Add builtins for VSX. Add simple math
13286 vectorized builtins.
13288 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
13289 (UNSPEC_VRFIM): Delete.
13290 (splitter for loading up vector with most significant bit): New
13291 splitter for vectorizing copysign.
13292 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
13293 vectorizing simple math functions.
13294 (altivec_vrfip): Add support for vectorizing simple math functions.
13295 (altivec_vrfim): Ditto.
13296 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
13298 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
13299 (power7.md, vsx.md): Include for power7 support.
13300 (copysigndf3): Use VSX instructions if -mvsx.
13301 (negdf2_fpr): Ditto.
13302 (absdf2_fpr): Ditto.
13303 (nabsdf2_fpr): Ditto.
13304 (adddf3_fpr): Ditto.
13305 (subdf3_fpr): Ditto.
13306 (muldf3_fpr): Ditto.
13307 (divdf3_fpr): Ditto.
13308 (fix_truncdfdi2_fpr): Ditto.
13309 (cmpdf_internal1): Ditto.
13310 (fred, fred_fpr): Convert into expander/insn to add VSX support.
13311 (btruncdf2, btruncdf2_fpr): Ditto.
13312 (ceildf2, ceildf2_fpr): Ditto.
13313 (floordf2, floordf2_fpr): Ditto.
13314 (floatdidf2, floatdidf2_fpr): Ditto.
13315 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
13316 (fmsubdf4_fpr): Ditto.
13317 (fnmadddf4_fpr_1): Ditto.
13318 (fnmadddf4_fpr_2): Ditto.
13319 (fnmsubdf4_fpr_1): Ditto.
13320 (fnmsubdf4_fpr_2): Ditto.
13321 (fixuns_truncdfdi2): Add expander for VSX support.
13322 (fix_truncdfdi2): Ditto.
13323 (fix_truncdfsi2): Ditto.
13324 (ftruncdf2): Ditto.
13325 (btruncsf2): Whitespace.
13326 (movdf_hardfloat32): Add support for VSX registers.
13327 (movdf_softfloat32): Ditto.
13328 (movdf_hardfloat64): Ditto.
13329 (movdf_hardfloat64_mfpgpr): Ditto.
13330 (movdf_softfloat64): Ditto.
13331 (movti splitters): Add check for vector registers supporting
13332 TImode in the future.
13333 (bpermd): Add power7 bpermd instruction.
13335 * config/rs6000/altivec.h (vec_div): Define if VSX.
13338 (vec_nmadd): Ditto.
13339 (vec_nearbyint): Ditto.
13342 (all predicates): Use the generic builtin function, and not the V4SF
13343 specific function so that the predicates will work with VSX's V2DF.
13344 (vec_all_*): Ditto.
13345 (vec_any_*): Ditto.
13347 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
13348 Document new VSX functions and types.
13350 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
13353 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
13354 "wa", and "j" constraints. Modify "v" to talk about Altivec
13355 instead of just vector.
13357 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
13360 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
13361 location for phi arguments.
13362 (rewrite_update_phi_arguments): Find locations for reaching defs.
13363 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13364 Add location to add_phi_arg calls.
13365 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
13366 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
13367 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
13368 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
13369 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
13370 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
13371 * tree-phinodes.c (make_phi_node): Initialize location.
13372 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
13373 (add_phi_arg): Add location parameter.
13374 (remove_phi_arg_num): Move location when moving phi argument.
13375 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
13377 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
13378 slpeel_update_phi_nodes_for_guard1,
13379 slpeel_update_phi_nodes_for_guard2,
13380 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
13381 vect_loop_versioning): Set locations.
13382 * tree-parloops.c (create_phi_for_local_result,
13383 transform_to_exit_first_loop, create_parallel_loop): Add locations.
13384 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
13385 * tree-vect-loop.c (get_initial_def_for_induction,
13386 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
13388 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
13389 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
13390 (gimple_phi_arg_set_location): New. Set locus.
13391 (gimple_phi_arg_has_location): New. Check for locus.
13392 (redirect_edge_var_map_location): New. Return locus from var_map.
13393 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
13394 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
13395 combining PHI arguments.
13396 (cond_store_replacement): Set location.
13397 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
13398 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
13399 scop_add_exit_phis_edge): Add locations.
13400 * tree-cfgcleanup.c (remove_forwarder_block,
13401 remove_forwarder_block_with_phi): Add locations.
13402 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
13403 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
13405 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
13406 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
13407 flush_pending_stmts): Add source location.
13408 * lambda-code.c (perfect_nestify): Maintain location stack with argument
13409 stack to preserve locations.
13410 * tree-vect-stmts.c (vectorizable_load): Add location.
13411 * tree-inline.c (copy_phis_for_bb): Copy locus.
13412 (setup_one_parameter): Add call locus to inlined parameter stmts.
13413 (initialize_inlined_parameters): Pass in call location as parameter
13415 (tree_function_versioning): Pass location to setup_one_parameter.
13416 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
13417 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
13418 copy and edge lists.
13419 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
13420 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
13421 locus parameter and override the stmt default if provided.
13422 (new_elim_graph, clear_elim_graph, delete_elim_graph,
13423 elim_graph_add_edge, elim_graph_remove_succ_edge,
13424 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
13425 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
13426 eliminate_phi): Add locus info in elimination graph for each edge and
13428 (insert_backedge_copies): Copy locus if present.
13429 * tree-flow.h (struct _edge_var_map): Add locus field.
13430 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
13431 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
13432 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
13434 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
13436 2009-07-30 Martin Jambor <mjambor@suse.cz>
13438 PR tree-optimization/40570
13439 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
13440 use inlining loops.
13442 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
13444 * ssa-loop-manip.c: Include langhooks.h.
13445 (rewrite_phi_with_iv): New.
13446 (rewrite_all_phi_nodes_with_iv): New.
13447 (canonicalize_loop_ivs): Move here from tree-parloops.c.
13448 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
13449 * tree-parloops.c (loop_parallel_p): Move out all conditions
13450 except dependency check.
13451 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
13452 (gen_parallel_loop): Call canonicalize_loop_ivs without
13453 reduction_list argument.
13454 (build_new_reduction): New.
13455 (gather_scalar_reductions): New.
13456 (try_get_loop_niter): New.
13457 (try_create_reduction_list): New.
13458 (parallleize_loops): Change the parallel conditions check.
13459 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
13460 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
13462 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
13464 * opt-functions.awk (opt_args): Allow argument to be enclosed in
13466 * doc/options.texi (Option properties): Mention new quoting syntax.
13468 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13470 * config/alpha/alpha.c (alpha_start_function):
13471 Handle VMS_DEBUG_MAIN_POINTER
13472 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
13473 * doc/invoke.texi: Document -mdebug-main switch.
13475 2009-07-29 Richard Henderson <rth@redhat.com>
13477 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
13478 (cgraph_create_edge_including_clones): Likewise.
13479 * tree-inline.c (copy_bb): Operate on the correct edges
13480 when updating the callgraph.
13482 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13484 * config/alpha/vms-cc.c: Deleted.
13485 * config/alpha/vms-ld.c: Deleted.
13486 * config/alpha/t-vms64: Moved to config/vms
13487 * config/alpha/vms-crt0-64.c: Moved to config/vms
13488 * config/alpha/vms-crt0.c: Moved to config/vms
13489 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
13490 * config/alpha/vms-psxcrt0.c: Moved to config/vms
13491 * config/alpha/xm-vms.h: Moved to config/vms
13492 * config/alpha/x-vms: Moved to config/vms
13493 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
13495 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
13496 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
13498 * config/vms/t-vms64: Moved here from config/alpha
13499 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
13500 (argc,argv,envp): Enforce 32bit malloc'ing.
13501 * config/vms/vms-psxcrt0-64.c: Likewise.
13502 * config/vms/vms-crt0.c: Moved here from config/alpha.
13503 * config/vms/vms-psxcrt0.c: Likewise.
13504 * config/vms/vms-crtl-64.h: New file.
13505 * config/vms/vms-crtl.h: New file.
13506 * config/vms/vms.opt: New file.
13507 * config/vms/xm-vms64.h: New file.
13508 * config/vms/xm-vms.h: Moved here from config/alpha.
13509 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
13511 * config/vms/x-vms: Moved here from config/alpha.
13512 (version, VMS_EXTRA_PARTS): Moved to t-vms.
13513 (vms-ld.o, vms-cc.o): Removed.
13514 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
13516 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13518 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
13519 correct stack (obvious VMS fix).
13521 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13523 * dwarf2out.c (output_file_names): Output VMS style file name, size,
13524 date, version info if VMS_DEBUGGING_INFO defined.
13525 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
13526 size, date calculating code moved here.
13528 2009-07-29 Paul Brook <paul@codesourcery.com>
13530 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
13533 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
13536 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
13537 to DImode when generating insq_le insn.
13539 2009-07-28 Douglas B Rupp <rupp@gnat.com>
13541 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
13542 New macro set for VMS_DEBUGGGING_INFO.
13543 (AT_string_form): Use it.
13545 2009-07-28 DJ Delorie <dj@redhat.com>
13547 * config/mep/mep.c (vtext_section): New.
13548 (vftext_section): New.
13549 (ftext_section): New.
13550 (mep_select_section): Add support for functions.
13551 (mep_unique_section): Likewise.
13552 (mep_asm_init_sections): Likewise.
13553 (mep_encode_section_info): Remove it from here.
13555 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
13557 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
13559 * tree.h (TREE_DEPRECATED): Document it is used for types too.
13560 (TYPE_VECTOR_OPAQUE): Use default_def_flag
13562 2009-07-28 Douglas B Rupp <rupp@gnat.com>
13564 * dwarf2out.c (output_file_names): Test new macro
13565 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
13566 (add_comp_dir_attribute): Likewise.
13568 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
13570 * config/i386/mingw-w64.h (LINK_SPEC): Add
13571 separating space between commands.
13573 2009-07-28 Jan Hubicka <jh@suse.cz>
13575 PR tree-optimization/40759
13576 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
13579 2009-07-27 DJ Delorie <dj@redhat.com>
13581 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
13582 types are dword-aligned.
13583 (mep_expand_va_start): Likewise.
13585 2009-07-27 Olivier Hainque <hainque@adacore.com>
13586 Douglas B Rupp <rupp@gnat.com>
13588 * convert.c (convert_to_pointer): Don't assume the target
13589 pointer type is POINTER_SIZE long. Fetch its precision instead.
13591 2009-07-27 Douglas B Rupp <rupp@gnat.com>
13593 * system.h (fopen): Undefine if macro.
13595 2009-07-27 Jakub Jelinek <jakub@redhat.com>
13597 * dwarf2out.c (output_cfi_p): Removed.
13598 (output_cfis): New function.
13599 (output_fde): New function, split from output_call_frame_info.
13600 (output_call_frame_info): Use it.
13601 (dwarf2out_switch_text_section): Use output_cfis.
13603 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
13605 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
13606 TARGET_BI_ARCH is specified without enabling SJLJ.
13607 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
13608 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
13610 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
13612 * arm.md (negdi2): Use DImode if forcing a value into a register.
13614 2009-07-26 Ira Rosen <irar@il.ibm.com>
13616 PR tree-optimization/40801
13617 * tree-vect-stmts.c (vectorizable_call): Get previous copy
13618 of vector operand from the previous copy of vector statement.
13619 Pass the correct definition type value to
13620 vect_get_vec_def_for_stmt_copy().
13622 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13624 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
13625 const char ** conversion.
13627 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13629 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
13630 fancy_abort() if !ENABLE_ASSERT_CHECKING.
13631 (gcc_unreachable): Invoke __builtin_unreachable() if
13632 !ENABLE_ASSERT_CHECKING.
13634 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13636 PR rtl-optimization/40445
13637 * emit-rtl.c (next_nonnote_insn_bb): New function.
13638 * rtl.h (next_nonnote_insn_bb): Declare new function.
13639 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
13640 with no successors that is the successor of the ENTRY_BLOCK.
13641 Continue from the top after removing an empty fallthrough block.
13642 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
13643 of next_nonnote_insn.
13645 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13647 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
13649 2009-07-25 Martin Jambor <mjambor@suse.cz>
13651 * c-common.c (c_common_attribute_table): New element for noclone.
13652 (handle_noclone_attribute): New function. Forward-declare.
13653 * tree-inline.c (tree_versionable_function_p): Check for noclone
13655 * doc/extend.texi (Labels as Values): Document need for noclone.
13656 (Function Attributes): Document noclone attribute.
13658 2009-07-25 Jakub Jelinek <jakub@redhat.com>
13660 PR rtl-optimization/34999
13661 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
13662 and dw_fde_switched_cold_to_hot fields.
13663 (output_cfi_p): New function.
13664 (output_call_frame_info): If fde->dw_fde_switched_sections,
13665 output 2 FDEs instead of one with corrupted header.
13666 (dwarf2out_do_cfi_startproc): New function.
13667 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
13668 and fde->dw_fde_switched_cold_to_hot.
13669 (dwarf2out_switch_text_section): Compute
13670 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
13671 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
13672 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
13673 Otherwise, compute fde->dw_fde_switch_cfi.
13675 2009-07-24 Cary Coutant <ccoutant@google.com>
13677 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
13679 2009-07-24 Cary Coutant <ccoutant@google.com>
13681 * cfghooks.c (split_block): Copy discriminator to new block.
13682 * tree-cfg.c (assign_discriminator): Check location of last
13683 instruction in block as well as first.
13685 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
13687 * config/i386/linux.c: Use fputs or putc instead of fprintf
13689 * config/i386/gas.h: Ditto.
13690 * config/i386/x86-64.h: Ditto.
13691 * config/i386/att.h: Ditto.
13693 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13695 * expmed.c (emit_store_flag): Use a recursive call to optimize the
13698 2009-07-24 Martin Jambor <mjambor@suse.cz>
13700 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
13701 (ipa_push_func_to_list_1): Declare.
13702 (ipa_push_func_to_list): New function.
13704 * ipa-prop.c (ipa_push_func_to_list_1): New function.
13705 (ipa_init_func_list): Call ipa_push_func_to_list_1.
13706 (ipa_push_func_to_list): Removed.
13707 (ipa_pop_func_from_list): Clear node_enqueued flag.
13709 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
13711 * config/s390/s390.c (override_options): Default
13712 max-unrolled-insns to 100 for z10 tuning.
13714 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
13716 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
13717 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
13718 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
13719 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
13720 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
13721 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
13722 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
13724 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
13726 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
13727 use default set in mingw32.h header.
13728 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
13729 64-bit /mingw/include path.
13730 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
13733 2009-07-23 Neil Vachharajani <nvachhar@google.com>
13735 PR rtl-optimization/40209
13736 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
13738 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
13740 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
13741 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
13742 with the rest of string where appropriate. Use fputs or putc
13743 instead of fprintf where appropriate.
13745 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
13746 Pat Haugen <pthaugen@us.ibm.com>
13747 Revital Eres <ERES@il.ibm.com>
13749 * config/rs6000/vector.md: New file. Move most of the vector
13750 expander support here from altivec.md to allow for the VSX vector
13751 unit in the future. Add support for secondary_reload patterns.
13752 Rewrite the patterns for vector comparison, and vector comparison
13753 predicate instructions so that the RTL expresses the desired
13754 behavior, instead of using unspec.
13756 * config/rs6000/constraints.md ("f" constraint): Use
13757 rs6000_constraints to hold the precalculated register class.
13758 ("d" constraint): Ditto.
13759 ("wd" constraint): New constraint for VSX.
13760 ("wf" constraint): Ditto.
13761 ("ws" constraint): Ditto.
13762 ("wa" constraint): Ditto.
13763 ("wZ" constraint): Ditto.
13764 ("j" constraint): Ditto.
13766 * config/rs6000/predicates.md (vsx_register_operand): New
13768 (vfloat_operand): New predicate for vector.md.
13769 (vint_operand): Ditto.
13770 (vlogical_operand): Ditto.
13771 (easy_fp_constant): If VSX, 0.0 is an easy constant.
13772 (easy_vector_constant): Add VSX support.
13773 (altivec_indexed_or_indirect_operand): New predicate for
13774 recognizing Altivec style memory references with AND -16.
13776 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
13777 for vector secondary reload support.
13778 (rs6000_vector_reg_class): Delete, replacing it with
13779 rs6000_constraints.
13780 (rs6000_vsx_reg_class): Ditto.
13781 (rs6000_constraints): New array to hold the register classes of
13782 each of the register constraints that can vary at runtime.
13783 (builtin_mode_to_type): New static array for builtin function type
13785 (builtin_hash_table): New static hash table for builtin function
13787 (TARGET_SECONDARY_RELOAD): Define target hook.
13788 (TARGET_IRA_COVER_CLASSES): Ditto.
13789 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
13790 registers are 128 bits if VSX memory reference instructions are used.
13791 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
13792 unit is being used.
13793 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
13794 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
13795 Print several of the scheduling related parameters.
13796 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
13797 rs6000_constraints instead of rs6000_vector_reg_class. Move
13798 -mdebug=reg code to rs6000_debug_reg_global. Add support for
13799 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
13800 Altivec. Add VSX support. Setup for secondary reload support on
13801 Altivec/VSX registers.
13802 (rs6000_override_options): Make power7 set the scheduling groups
13803 like the power5. Add support for new debug switches to override
13804 the scheduling defaults. Temporarily disable -mcpu=power7 from
13805 setting -mvsx. Add support for debug switches -malways-hint,
13806 -msched-groups, and -malign-branch-targets.
13807 (rs6000_buitlin_conversion): Add support for returning unsigned
13808 vector conversion functions to fix regressions due to stricter
13810 (rs6000_builtin_mul_widen_even): Ditto.
13811 (rs6000_builtin_mul_widen_odd): Ditto.
13812 (rs6000_builtin_vec_perm): Ditto.
13813 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
13814 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
13815 to zero a register.
13816 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
13817 generated upstream.
13818 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
13819 VSX types for bit operations. Changes to accomidate vector.md.
13820 (bdesc_2arg): Ditto.
13821 (bdesc_1arg): Ditto.
13822 (struct builtin_description_predicates): Rewrite predicate
13823 handling so that RTL describes the operation, instead of passing
13824 the instruction to be used as a string argument.
13825 (bdesc_altivec_preds): Ditto.
13826 (altivec_expand_predicate_builtin): Ditto.
13827 (altivec_expand_builtin): Ditto.
13828 (rs6000_expand_ternop_builtin): Use a switch instead of an if
13829 statement for vsldoi support.
13830 (altivec_expand_ld_builtin): Change to use new names from vector.md.
13831 (altivec_expand_st_builtin): Ditto.
13832 (paired_expand_builtin): Whitespace changes.
13833 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
13834 builtin_mode_to_type table for secondary reload. Call
13835 builtin_function_type to build random builtin functions.
13836 (altivec_init_builtins): Change to use builtin_function_type to
13837 create builtin function types dynamically as we need them.
13838 (builtin_hash_function): New support for hashing the tree types
13839 for builtin function as we need it, rather than trying to build
13840 all of the trees that we need. Add initial preliminary VSX support.
13841 (builtin_function_type): Ditto.
13842 (builtin_function_eq): Ditto.
13843 (builtin_hash_struct): Ditto.
13844 (rs6000_init_builtins): Ditto.
13845 (rs6000_common_init_builtins): Ditto.
13846 (altivec_init_builtins): Ditto.
13847 (rs6000_common_init_builtins): Ditto.
13848 (enum reload_reg_type): New enum for simplifing reg classes.
13849 (rs6000_reload_register_type): Simplify register classes into GPR,
13850 Vector, and other registers. Altivec and VSX addresses in reload.
13851 (rs6000_secondary_reload_inner): Ditto.
13852 (rs6000_ira_cover_classes): New target hook, that returns the
13853 appropriate cover classes, based on -mvsx being used or not.
13854 (rs6000_secondary_reload_class): Add VSX support.
13855 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
13856 (get_vsel_insn): Ditto.
13857 (rs6000_emit_vector_compare): Rewrite vector conditional support
13858 so that where we can, we use RTL operators, instead of blindly use
13860 (rs6000_emit_vector_select): Ditto.
13861 (rs6000_emit_vector_cond_expr): Ditto.
13862 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
13863 (create_TOC_reference): Add -mdebug=addr support.
13864 (emit_frame_save): VSX loads/stores need register indexed addressing.
13866 * config/rs6000/rs6000.md: Include vector.md.
13868 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
13870 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13871 support for V2DI, V2DF in logical, permute, select operations.
13873 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
13874 switch for vsx/power7.
13875 (-mvsx-scalar-memory): Ditto.
13876 (-mvsx-align-128): Ditto.
13877 (-mallow-movmisalign): Ditto.
13878 (-mallow-df-permute): Ditto.
13879 (-msched-groups): Ditto.
13880 (-malways-hint): Ditto.
13881 (-malign-branch-targets): Ditto.
13883 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
13885 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
13886 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
13887 (rs6000_vector_reg_class): Delete.
13888 (rs6000_vsx_reg_class): Ditto.
13889 (enum rs6000_reg_class_enum): New enum for the constraints that
13890 vary based on target switches.
13891 (rs6000_constraints): New array to hold the register class for all
13892 of the register constraints that vary based on the switches used.
13893 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
13894 (enum rs6000_builtins): Add unsigned varients for the builtin
13895 declarations returned by target hooks for expanding multiplies,
13896 select, and permute operations. Add VSX builtins.
13897 (enum rs6000_builtin_type_index): Add entries for VSX.
13898 (V2DI_type_node): Ditto.
13899 (V2DF_type_node): Ditto.
13900 (unsigned_V2DI_type_node): Ditto.
13901 (bool_long_type_node): Ditto.
13902 (intDI_type_internal_node): Ditto.
13903 (uintDI_type_internal_node): Ditto.
13904 (double_type_internal_node): Ditto.
13906 * config/rs6000/altivec.md (whole file): Move all expanders to
13907 vector.md from altivec.md. Rename insn matching functions to be
13909 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
13910 (altivec_vcmp*): Ditto.
13911 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
13912 (VM): New iterator for moves that includes the VSX types.
13913 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
13914 (altivec_vperm_<mode>_uns): New, for unsigned types.
13915 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
13916 (altivec_eq<mode>): Ditto.
13917 (altivec_gt<mode>): Ditto.
13918 (altivec_gtu<mode>): Ditto.
13919 (altivec_eqv4sf): Ditto.
13920 (altivec_gev4sf): Ditto.
13921 (altivec_gtv4sf): Ditto.
13922 (altivec_vcmpbfp_p): Ditto.
13924 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
13926 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
13929 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
13932 * config/i386/i386.c (output_387_ffreep): Rewrite to use
13933 ASM_SHORT instead of .word.
13934 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
13935 instead of .word in asm template.
13937 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
13940 * ira-lives.c (bb_has_abnormal_call_pred): New function.
13941 (process_bb_node_lives): Use it.
13943 * ira.c (setup_cover_and_important_classes): Don't setup
13944 ira_important_class_nums. Add cover classes to the end of
13946 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
13948 (find_reg_class_closure): Use reorder_important_classes.
13950 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
13952 * config/i386/i386.c (i386_ira_cover_classes): New function.
13953 (TARGET_IRA_COVER_CLASSES): Redefine.
13955 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
13956 importance of order of cover classes in the array.
13958 2009-07-22 Diego Novillo <dnovillo@google.com>
13960 * tree-pass.h (TDF_EH): Define.
13961 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
13962 contains TDF_EH, print the EH region number holding GS.
13963 * tree-dump.c (dump_options): Add "eh".
13964 * doc/invoke.texi: Document it.
13966 2009-07-22 Doug Kwan <dougkwan@google.com>
13968 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
13970 2009-07-22 Michael Matz <matz@suse.de>
13972 PR tree-optimization/35229
13973 PR tree-optimization/39300
13975 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
13976 (inhibit_phi_insertion): New function.
13977 (insert_into_preds_of_block): Call it for REFERENCEs.
13978 (init_pre): Initialize and finalize scalar evolutions.
13979 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
13981 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
13983 * config/i386/predicates.md (zero_extended_scalar_load_operand):
13984 Use CONST_VECTOR_NUNITS to determine number of elements.
13986 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
13988 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
13989 (U, W): Constraints are now deprecated and will be removed if we
13990 run out of letters.
13991 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
13993 ("prefetch"): Add the stcmh instruction for prefetching.
13994 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
13996 (s390_short_displacement): Return always true if compiling for
13997 machines not providing the long displacement facility.
13998 (s390_mem_constraint): Support the new constraint letter Z.
13999 (s390_check_qrst_address): New function.
14001 2009-07-21 DJ Delorie <dj@redhat.com>
14003 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
14006 2009-07-21 Jason Merrill <jason@redhat.com>
14008 * c-common.c (max_tinst_depth): Increase default to 1024.
14010 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
14012 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
14013 (vec_unpacku_float_lo_v4si): Ditto.
14015 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
14018 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
14019 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
14020 (builtin_description): Add __builtin_ia32_cvtudq2ps.
14021 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
14023 2009-07-21 Jakub Jelinek <jakub@redhat.com>
14025 PR tree-optimization/40813
14026 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
14029 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
14031 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
14032 with a NOP_EXPR if needed.
14034 2009-07-21 Paul Brook <paul@codesourcery.com>
14036 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
14037 Terminate debug dump with newline.
14039 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14041 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
14042 Cast "1" to unsigned HOST_WIDE_INT.
14043 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
14044 deposit length to the maximum length - lsb. Extend length if
14045 HOST_BITS_PER_WIDE_INT is 32.
14047 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
14049 * cgraph.h (constant_pool_htab): New function.
14050 (constant_descriptor_tree): Move from varasm.c.
14051 * varasm.c (constant_pool_htab): New function.
14052 (constant_descriptor_tree): Move to cgraph.h.
14054 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
14056 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
14058 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
14060 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
14063 2009-07-20 Xinliang David Li <davidxl@google.com>
14065 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
14067 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
14069 * config/mips/mips.md (move_type): Add arith.
14070 (type): Handle arith.
14071 (zero_extendsidi2): Rename this into ...
14072 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
14073 (zero_extendsidi2): New expander.
14074 (*zero_extendsidi2_dext): New pattern.
14076 2009-07-20 Nick Clifton <nickc@redhat.com>
14078 * config.gcc (mips64-*-*): Add definition of tm_defines in order
14079 to set MIPS_ABI_DEFAULT.
14080 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
14082 2009-07-20 Jakub Jelinek <jakub@redhat.com>
14084 * tree-object-size.c (addr_object_size): Handle unions with
14085 array in it as last field of structs in __bos (, 1) as __bos (, 0).
14087 PR tree-optimization/40792
14088 * tree.c (build_function_type_skip_args): Remove bogus assert.
14090 2009-07-20 Jan Hubicka <jh@suse.cz>
14091 Martin Jambor <mjambor@suse.cz>
14093 * cgraph.h (combined_args_to_skip): New field.
14094 * cgraph.c (cgraph_create_virtual_clone): Properly handle
14095 combined_args_to_skip and args_to_skip.
14096 * tree-inline.c (update_clone_info): New function.
14097 (tree_function_versioning): Call update_clone_info.
14098 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
14100 (cgraph_materialize_all_clones): More extensive dumping, working
14101 with combined_args_to_skip rather than args_to_skip.
14103 2009-07-20 Ira Rosen <irar@il.ibm.com>
14105 * tree-vectorizer.h (vectorizable_condition): Add parameters.
14106 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
14107 (get_initial_def_for_reduction): Likewise.
14108 (vectorizable_reduction): Skip the check of first operand in case
14109 of COND_EXPR. Add check that it is outer loop vectorization if
14110 nested cycle was detected. Call vectorizable_condition() for
14111 COND_EXPR. If reduction epilogue cannot be created do not fail for
14112 nested cycles (if it is not double reduction). Assert that there
14113 is only one type in the loop in case of COND_EXPR. Call
14114 vectorizable_condition() to vectorize COND_EXPR.
14115 * tree-vect-stmts.c (vectorizable_condition): Update comment.
14116 Add parameters. Allow nested cycles if called from
14117 vectorizable_reduction(). Use reduction vector variable if provided.
14118 (vect_analyze_stmt): Call vectorizable_reduction() before
14119 vectorizable_condition().
14120 (vect_transform_stmt): Update call to vectorizable_condition().
14122 2009-07-20 Christian Bruel <christian.bruel@st.com>
14124 * config/sh/sh.opt (-mfmovd): Resurrect and document.
14125 * doc/invoke.texi (-mfmovd): Likewise.
14126 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
14128 2009-07-20 Jan Hubicka <jh@suse.cz>
14130 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
14131 when handling SSA name.
14133 2009-07-19 Jan Hubicka <jh@suse.cz>
14135 PR tree-optimization/40676
14136 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
14137 virtual PHIs in empty BBs.
14139 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14141 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
14142 re-expanded the compound use gen_lowpart instead to convert to the
14145 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14147 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
14148 OUTER_CONST arguments.
14149 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
14150 the new wider mode will be masked off.
14151 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
14153 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14155 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
14156 high-order bits are zero.
14158 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14160 * combine.c (simplify_shift_const_1): Split code to determine
14161 shift_mode into ...
14162 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
14163 new bits shifted in are identical to the old sign bit.
14165 2009-07-18 Richard Guenther <rguenther@suse.de>
14168 * gimplify.c (gimplify_call_expr): Reject code using results from
14169 functions returning void.
14171 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
14173 * doc/md.texi: Document the new PowerPC "es" constraint.
14174 Document that "m" can include automodified addresses on this target,
14175 and explain how %U must be used. Extend the "Q" and "Z" documentation
14176 to suggest "es" as well as "m".
14177 * config/rs6000/constraints.md (es): New memory constraint.
14178 (Q, Z): Update strings to match new documentation.
14180 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
14182 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
14183 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
14184 * config/rs6000/predicates.md (volatile_mem_operand): Use
14185 offsettable_nonstrict_memref_p.
14186 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
14187 (*floatunssidf2_internal): Likewise.
14188 (*fix_truncdfsi2_internal): Likewise.
14189 (*fix_trunctfsi2_internal): Likewise.
14191 2009-07-17 Anatoly Sokolov <aesok@post.ru>
14193 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
14194 atmega32u2 devices.
14195 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14197 2009-07-17 Richard Guenther <rguenther@suse.de>
14200 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
14201 (pass_warn_unused_result): Likewise.
14202 (TODO_set_props): Remove.
14203 * omp-low.c (diagnose_omp_structured_block_errors): Change to
14205 (pass_diagnose_omp_blocks): Define.
14206 * c-decl.c (pop_file_scope): Do not finalize the CU here.
14207 (c_gimple_diagnostics_recursively): Remove.
14208 (finish_function): Do not call it.
14209 (c_write_global_declarations): Continue after errors.
14210 Finalize the CU here.
14211 * c-gimplify.c (c_genericize): Do not gimplify here.
14212 * c-common.c (c_warn_unused_result): Move ...
14213 * tree-cfg.c (do_warn_unused_result): ... here.
14214 (run_warn_unused_result): New function.
14215 (gate_warn_unused_result): New function.
14216 (pass_warn_unused_result): New pass.
14217 * c-common.h (c_warn_unused_result): Remove.
14218 * flags.h (flag_warn_unused_result): Declare.
14219 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
14220 * opts.c (flag_warn_unused_result): Initialize to false.
14221 * toplev.c (compile_file): Add comment.
14222 * omp-low.c (create_omp_child_function): Do not register
14223 the function with the frontend.
14224 (diagnose_omp_structured_block_errors): Prepare to be
14225 called as optimization pass.
14226 (gate_diagnose_omp_blocks): New function.
14227 (pass_diagnose_omp_blocks): New pass.
14228 * cgraph.h (cgraph_optimize): Remove.
14229 (cgraph_analyze_function): Likewise.
14230 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
14231 * cgraphunit.c (cgraph_lower_function): Lower nested functions
14232 before their parents here.
14233 (cgraph_finalize_function): Not here.
14234 (cgraph_analyze_function): Gimplify functions here.
14235 (cgraph_finalize_compilation_unit): Continue after errors.
14236 Optimize the callgraph from here.
14237 (cgraph_optimize): Make static.
14238 * langhooks.c (write_global_declarations): Finalize the CU.
14239 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
14240 (gimplify_function_tree): Assert we gimplify only once.
14241 Set PROP_gimple_any property.
14242 * tree-nested.c (gimplify_all_functions): New function.
14243 (lower_nested_functions): Gimplify all nested functions.
14244 * gimple.h (diagnose_omp_structured_block_errors): Remove.
14245 * passes.c (init_optimization_passes): Add pass_warn_unused_result
14246 and pass_diagnose_omp_blocks after gimplification. Do not
14247 set TODO_set_props on all_lowering_passes.
14248 (execute_one_pass): Do not handle TODO_set_props.
14249 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
14250 (gimplify.o): Add tree-pass.h dependency.
14251 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
14252 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
14253 (unsave_r): Likewise.
14254 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
14255 temporary variable.
14257 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
14259 * doc/service.texi (Service): Restore previously removed link,
14260 which isn't broken after all.
14262 2009-07-17 Richard Guenther <rguenther@suse.de>
14264 PR tree-optimization/40321
14265 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
14266 PHI nodes to the maximal set.
14267 (make_values_for_phi): Add PHI arguments to the maximal set.
14268 (execute_pre): Dump PHI_GEN and the maximal set.
14270 2009-07-17 Jakub Jelinek <jakub@redhat.com>
14273 * gimplify.c (gimplify_conversion): Don't change non-conversions into
14276 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
14278 * doc/extend.texi (Nested Functions): Replace broken link with
14280 * doc/service.texi (Service): Remove broken link.
14282 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
14285 * builtins.c (expand_builtin_memcmp): Use loc instead of
14286 EXPR_LOCATION (exp).
14287 (expand_builtin_strncmp): Likewise.
14289 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
14290 Manuel López-Ibáñez <manu@gcc.gnu.org>
14293 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
14294 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
14295 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
14296 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
14297 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
14298 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
14299 tree-inline.c, c-common.c, c-common.h, gimple.c,
14300 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
14301 convert.c: Add location argument to fold_{unary,binary,ternary},
14302 fold_build[123], build_call_expr, build_size_arg,
14303 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
14304 fold_build1_initializer, fold_build2_initializer,
14305 fold_build3_initializer, fold_build_call_array,
14306 fold_build_call_array_initializer, fold_single_bit_test,
14307 omit_one_operand, omit_two_operands, invert_truthvalue,
14308 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
14309 combine_comparisons, fold_builtin_*, fold_call_expr,
14310 build_range_check, maybe_fold_offset_to_address, round_up,
14313 2009-07-16 Jason Merrill <jason@redhat.com>
14316 * c-common.c (c_common_reswords): Add __is_standard_layout
14318 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
14319 * doc/implement-cxx.texi: New.
14320 * doc/gcc.texi: Include it.
14322 2009-07-16 DJ Delorie <dj@redhat.com>
14324 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
14325 compares that may be indirectly affected by previous instructions.
14327 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14329 * builtins.c (do_mpc_arg2): New.
14330 (fold_builtin_2): Fold builtin cpow.
14331 * real.h (HAVE_mpc_pow): New.
14333 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
14335 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
14336 comparison to skip unprofitable schedule
14338 2009-07-16 Simon Baldwin <simonb@google.com>
14340 * gcc.c (option_map): New flag -no-canonical-prefixes.
14341 * (display_help): Print help text for new flag.
14342 * (process_command): Move options translation and language specifics
14343 and handle new flag early. Use it to set a function pointer to a
14344 prefix builder. Replace make_relative_prefix calls with calls to
14345 the function pointed to. Ignore new flag in regular options handling.
14346 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
14348 2009-07-15 DJ Delorie <dj@redhat.com>
14350 * config/mep/mep.md (sibcall_internal): Change register to avoid
14351 argument registers.
14352 (sibcall_value_internal): Likewise.
14354 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
14356 PR rtl-optimization/40710
14357 * resource.c (mark_target_live_regs): Reset DF problem to LR.
14359 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
14361 * config/mips/mips.md (*extenddi_truncate<mode>,
14362 *extendsi_truncate<mode>): Change type attribute to move_type
14363 with shift_shift. Split out code handling exts from here ...
14364 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
14366 (*extendhi_truncateqi): Change type attribute to move_type with
14367 shift_shift. Split out code handling exts from here ...
14368 (*extendhi_truncateqi_exts): ... to this new pattern.
14370 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
14372 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
14373 instead of "and" with inverted sign bit mask value. Use
14374 "nonimmediate_operand" for operand 1 and operand 2 predicate.
14375 Allocate registers only for operand 4 and operand 5.
14377 2009-07-15 Jakub Jelinek <jakub@redhat.com>
14379 PR middle-end/40747
14380 * fold-const.c (fold_cond_expr_with_comparison): When folding
14381 < and <= to MIN, make sure the MIN uses the same type as the
14382 comparison's operands.
14384 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
14386 * arm.md (ior_xor): New code iterator.
14387 (split for ior/xor with shift and zero-extend): New split pattern.
14388 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
14390 2009-07-15 Richard Guenther <rguenther@suse.de>
14392 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
14395 2009-07-15 Richard Guenther <rguenther@suse.de>
14397 PR middle-end/40753
14398 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
14400 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
14402 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
14403 handle 2.6.30 kernel.
14405 2009-07-15 DJ Delorie <dj@redhat.com>
14407 * config/mep/mep.md (sibcall_internal): Change register to allow
14408 for 24-bit addresses.
14409 (sibcall_value_internal): Likewise.
14411 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
14413 * doc/invoke.texi: Added descriptions of the scheduling heuristics
14414 that are enabled/disabled by the flags introduced by a previous patch.
14416 2009-07-14 DJ Delorie <dj@redhat.com>
14418 * config/mep/mep.md (sibcall_internal): Include non-toggling
14420 (sibcall_value_internal): Likewise.
14422 2009-07-14 Taras Glek <tglek@mozilla.com>
14423 Rafael Espindola <espindola@google.com>
14425 * doc/sourcebuild.texi: Document install-plugin target.
14426 * configure.ac: Added install-plugin target to language makefiles.
14427 * configure: Regenerate.
14428 * Makefile.in (install-plugin): Install more headers,
14429 depend on lang.install-plugin.
14431 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14433 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
14436 2009-07-14 DJ Delorie <dj@redhat.com>
14438 * config/mep/mep.c (mep_vliw_jmp_match): New function.
14439 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
14440 * config/mep/mep.md (sibcall_internal): Change test from
14441 mep_vliw_mode_match to mep_vliw_jmp_match.
14442 (sibcall_value_internal): Likewise.
14444 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
14446 * config/i386/sse.md (copysign<mode>3): New expander.
14447 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
14448 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
14449 Use ix86_build_const_vector.
14450 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
14451 IX86_BUILTIN_CPYSGNPD.
14452 (builtin_description): Add __builtin_ia32_copysignps and
14453 __builtin_ia32_copysignpd.
14454 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
14455 and BUILT_IN_COPYSIGNF.
14457 2009-07-13 Jason Merrill <jason@redhat.com>
14459 * builtins.c (can_trust_pointer_alignment): New fn.
14460 (get_pointer_alignment): Factor it out from here.
14461 * tree.h: Declare it.
14463 2009-07-14 David Edelsohn <edelsohn@gnu.org>
14465 * config/rs6000/predicates.md (offsettable_mem_operand): Test
14468 2009-07-14 Dodji Seketeli <dodji@redhat.com>
14472 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
14474 2009-07-14 Richard Guenther <rguenther@suse.de>
14475 Andrey Belevantsev <abel@ispras.ru>
14477 PR middle-end/40745
14478 * cfgexpand.c (partition_stack_vars): Do not bother to update
14479 alias information when not optimizing.
14481 2009-07-14 Richard Guenther <rguenther@suse.de>
14482 Andrey Belevantsev <abel@ispras.ru>
14484 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
14485 (pt_solution_set): Likewise.
14486 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
14487 * tree-ssa-structalias.c (pt_solution_set): New function.
14488 * final.c (rest_of_clean_state): Free SSA data structures.
14489 * print-rtl.c (print_decl_name): Remove.
14490 (print_mem_expr): Implement in terms of print_generic_expr.
14491 * alias.c (ao_ref_from_mem): New function.
14492 (rtx_refs_may_alias_p): Likewise.
14493 (true_dependence): Query alias-export info.
14494 (canon_true_dependence): Likewise.
14495 (write_dependence_p): Likewise.
14496 * tree-dfa.c (get_ref_base_and_extent): For void types leave
14498 * emit-rtl.c (component_ref_for_mem_expr): Remove.
14499 (mem_expr_equal_p): Use operand_equal_p.
14500 (set_mem_attributes_minus_bitpos): Do not use
14501 component_ref_for_mem_expr.
14502 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
14503 (update_alias_info_with_stack_vars): Likewise.
14504 (partition_stack_vars): Call update_alias_info_with_stack_vars.
14505 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
14506 explicitly nor clear stmt operands.
14507 Free the decl-to-pointer map.
14508 * tree-optimize.c (execute_free_datastructures): Do not free
14509 SSA data structures here.
14510 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
14511 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
14512 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
14514 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
14516 2009-07-13 DJ Delorie <dj@redhat.com>
14518 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
14519 unrolling at the right iteration count.
14521 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
14524 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
14526 * haifa-sched.c (rank_for_schedule): Introduced flags to
14527 enable/disable individual scheduling heuristics.
14528 * common.opt: Introduced flags to enable/disable individual
14529 heuristics in the scheduler.
14530 * doc/invoke.texi: Introduced flags to enable/disable individual
14531 heuristics in the scheduler.
14533 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
14535 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
14536 config/i386/mingw-tls.c.
14537 * config/i386/mingw-tls.c: Removed.
14539 2009-07-13 Ira Rosen <irar@il.ibm.com>
14541 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
14542 checks access only relevant statements.
14543 (vectorizable_reduction): Likewise.
14545 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
14547 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
14548 just for 32-bit case.
14550 2009-07-12 Jan Hubicka <jh@suse.cz>
14552 PR tree-optimization/40585
14553 * except.c (expand_resx_expr): When there already is resume
14554 instruction, produce linked list.
14555 (build_post_landing_pads): Assert that resume is empty.
14556 (connect_post_landing_pads): Handle resume lists.
14557 (dump_eh_tree): Dump resume list.
14559 2009-07-12 Ira Rosen <irar@il.ibm.com>
14561 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
14562 with additional argument.
14563 * tree-vectorizer.h (enum vect_def_type): Add
14564 vect_double_reduction_def.
14565 (vect_is_simple_reduction): Add argument.
14566 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
14568 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
14569 vect_is_simple_reduction with additional argument.
14570 (vect_analyze_loop_operations): Handle exit phi nodes in case of
14572 (reduction_code_for_scalar_code): Handle additional codes by
14573 returning ERROR_MARK for them. Fix comment and indentation.
14574 (vect_is_simple_reduction): Fix comment, add argument to specify
14575 double reduction. Detect double reduction.
14576 (get_initial_def_for_induction): Fix indentation.
14577 (get_initial_def_for_reduction): Fix comment and indentation.
14578 Handle double reduction. Create initial definitions that do not
14579 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
14580 (vect_create_epilog_for_reduction): Fix comment, add argument to
14581 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
14582 epilogue result extraction. Create double reduction phi node and
14583 replace relevant uses.
14584 (vectorizable_reduction): Call vect_is_simple_reduction with
14585 additional argument. Fix indentation. Update epilogue code treatment
14586 according to the changes in reduction_code_for_scalar_code. Check
14587 for double reduction. Call vect_create_epilog_for_reduction with
14588 additional argument.
14589 * tree-vect-stmts.c (process_use): Handle double reduction, update
14591 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
14592 (vect_get_vec_def_for_operand): Likewise.
14594 2009-07-12 Danny Smith <dansmister@gmail.com>
14596 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
14597 dllexport if !TREE_PUBLIC.
14598 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
14600 2009-07-11 Anatoly Sokolov <aesok@post.ru>
14602 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
14603 (avr_extra_arch_macro) Remove declatation.
14604 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
14605 (avr_extra_arch_macro) Declare as static.
14606 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
14608 2009-07-11 Jan Hubicka <jh@suse.cz>
14610 PR middle-end/48388
14611 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
14613 2009-07-11 Jakub Jelinek <jakub@redhat.com>
14616 * dwarf2out.c (dw_fde_struct): Add in_std_section and
14617 cold_in_std_section bits.
14618 (dwarf2out_begin_prologue): Initialize them.
14619 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
14620 if already covered by text_section or cold_text_section range.
14622 PR rtl-optimization/40667
14623 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
14624 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
14625 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
14626 * config/i386/i386.c (ix86_minimum_alignment): New function.
14627 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
14628 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
14629 * emit-rtl.c (gen_reg_rtx): Likewise.
14630 * function.c (assign_parms): Likewise. If nominal_type needs
14631 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
14632 rather than passed_type's alignment.
14635 * function.c (assign_parm_setup_stack): Adjust
14636 MEM_OFFSET (data->stack_parm) if promoted_mode is different
14637 from nominal_mode on big endian.
14639 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
14641 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
14643 2009-07-10 DJ Delorie <dj@redhat.com>
14645 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
14647 2009-07-10 Mark Mitchell <mark@codesourcery.com>
14649 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
14651 (thumb2_cbnz): Likewise.
14653 2009-07-10 David Daney <ddaney@caviumnetworks.com>
14656 * config.gcc (supported_defaults): Add synci.
14657 (with_synci): Add validation.
14658 (all_defaults): Add synci.
14659 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
14662 * config/mips/mips.opt (msynci): New option.
14663 * config/mips/mips.c (mips_override_options): Warn on use of
14664 -msynci for targets that do now support it.
14665 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
14667 * gcc/doc/invoke.texi (-msynci): Document the new option.
14668 * doc/install.texi (--with-synci): Document the new option.
14670 2009-07-10 Richard Guenther <rguenther@suse.de>
14672 PR tree-optimization/40496
14673 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
14674 the PHI result with a compatible type.
14676 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
14680 * c.opt (Wunused-result): New.
14681 * doc/invoke.texi: Document it.
14682 * c-common.c (c_warn_unused_result): Use it.
14684 2009-07-09 DJ Delorie <dj@redhat.com>
14686 * targhooks.c (default_target_can_inline_p): Rename from
14687 default_target_option_can_inline_p.
14688 * targhooks.h (default_target_can_inline_p): Likewise.
14689 * target-def.h (TARGET_CAN_INLINE_P): Rename from
14690 TARGET_OPTION_CAN_INLINE_P.
14691 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
14692 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
14693 (mep_target_can_inline_p): Rename from
14694 mep_target_option_can_inline_p.
14697 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
14698 registers used to pass vectors.
14700 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
14702 2009-07-09 Tom Tromey <tromey@redhat.com>
14704 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
14705 * config/mmix/mmix.c: Include dwarf2.h.
14706 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
14707 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
14708 * config/sh/sh.c: Include dwarf2.h.
14709 * config/i386/i386.c: Include dwarf2.h.
14710 * Makefile.in (DWARF2_H): Remove 'elf'.
14711 * except.c: Include dwarf2.h.
14712 * unwind-dw2.c: Include dwarf2.h.
14713 * dwarf2out.c: Include dwarf2.h.
14714 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
14715 * unwind-dw2-fde.c: Include dwarf2.h.
14716 * dwarf2asm.c: Include dwarf2.h.
14718 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14720 * haifa-sched.c (insn_finishes_cycle_p): New static function.
14721 (max_issue): Use it.
14722 * sched-int.h (struct sched_info: insn_finishes_block_p): New
14724 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
14725 (region_sched_info): Update.
14726 * sched-ebb.c (ebb_sched_info): Update.
14727 * modulo-sched.c (sms_sched_info): Update.
14728 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
14730 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14732 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
14734 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
14736 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
14738 2009-07-09 Jakub Jelinek <jakub@redhat.com>
14740 PR middle-end/40692
14741 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
14742 arg1 with arg01 if arg1 is already INTEGER_CST.
14744 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
14746 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
14747 Transform (and (truncate)) into (truncate (and)).
14749 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
14751 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
14752 creating LHS paradoxical subregs. Fix surrounding returns to
14753 use NULL_RTX rather than 0.
14755 2009-07-08 DJ Delorie <dj@redhat.com>
14757 * config/mep/mep.c (mep_option_can_inline_p): New.
14758 (TARGET_OPTION_CAN_INLINE_P): Define.
14760 2009-07-08 Mark Wielaard <mjw@redhat.com>
14763 * dwarf2out.c (add_data_member_location_attribute): When we have
14764 only a constant offset don't emit a new location description using
14765 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
14768 2009-07-08 Richard Henderson <rth@redhat.com>
14771 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
14772 (enum reg_class): Add CLOBBERED_REGS.
14773 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
14774 * config/i386/i386.c (ix86_conditional_register_usage): Moved
14775 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
14776 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
14777 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
14778 force 64-bit sibcalls into R11.
14779 * config/i386/constraints.md (U): New constraint.
14780 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
14781 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
14782 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
14784 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
14786 * basic-block.h (dump_regset, debug_regset): Remove duplicate
14788 * c-objc-common.h (c_initialize_diagnostics): Ditto.
14789 * ebitmap.h (dump_ebitmap): Ditto.
14790 * optabs.h (optab_libfunc): Ditto.
14791 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
14792 * tree-flow.h (vect_can_force_dr_alignment_p,
14793 get_vectype_for_scalar_type): Ditto.
14794 (vectorize_loops): Move prototype to ...
14795 * tree-vectorizer.h: ... here. Also, adjust comment.
14796 (vect_set_verbosity_level): Remove duplicate prototype.
14797 * tree-ssa-loop.c: Include tree-vectorizer.h.
14798 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
14800 2009-07-08 Nick Clifton <nickc@redhat.com>
14802 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
14805 2009-07-08 DJ Delorie <dj@redhat.com>
14807 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
14808 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
14809 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
14811 * config/mep/intrinsics.md: Regenerated.
14812 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
14813 registers when asm() or calls are detected.
14815 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
14818 * gimplify.c (gimplify_expr): Propagate no_warning flag when
14820 * gimple (gimple_build_call_from_tree): Likewise.
14821 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
14822 no_warning flag before warning.
14824 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14826 * tree.c (set_expr_locus): Remove.
14827 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
14828 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
14830 * gimplify.c (internal_get_tmp_var): Likewise.
14831 (gimplify_call_expr): Likewise.
14832 (gimplify_one_sizepos): Likewise.
14834 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
14837 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
14838 to variables for debugging purposes.
14840 2009-06-23 Mark Loeser <mark@halcy0n.com>
14843 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
14845 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14847 * pretty-print.c (pp_base_format): Remove %J.
14848 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
14849 gcc_cxxdiag_char_table): Likewise.
14850 (init_dynamic_diag_info): Likewise.
14852 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14854 * pretty-print.c (pp_base_format): Remove %H.
14855 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
14856 gcc_cxxdiag_char_table): Likewise.
14857 (init_dynamic_diag_info): Likewise.
14858 * config/mep/mep.c (mep_select_section): Likewise.
14860 2009-07-07 Duncan Sands <baldrick@free.fr>
14862 * final.c (pass_clean_state): Give the pass a name.
14863 * passes.c (pass_rest_of_compilation): Likewise.
14864 * tree-optimize.c (pass_all_optimizations): Likewise.
14866 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
14868 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
14869 an extra 'decl' for error_at.
14871 2009-07-07 Jakub Jelinek <jakub@redhat.com>
14873 PR middle-end/40669
14874 * tree-tailcall.c (adjust_return_value_with_ops,
14875 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
14876 if it has complex or vector type.
14878 2009-07-07 Olivier Hainque <hainque@adacore.com>
14880 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
14883 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
14885 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
14887 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14889 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
14890 * c-decl.c: Likewise.
14891 * function.c: Likewise.
14892 * varasm.c: Likewise.
14893 * tree-ssa.c: Likewise.
14894 * c-common.c: Likewise.
14895 * tree-cfg.c: Likewise.
14896 * config/spu/spu.c: Likewise.
14897 * config/ia64/ia64.c: Likewise.
14898 * config/v850/v850.c: Likewise.
14900 2009-07-06 DJ Delorie <dj@redhat.com>
14902 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
14903 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
14904 unspecified accesses to control registers.
14905 * config/mep/intrinsics.md: Regenerate.
14906 * config/mep/intrinsics.h: Regenerate.
14907 * config/mep/mep-intrin.h: Regenerate.
14909 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14911 * c-lex.c: Replace %H by an explicit location. Update all calls.
14912 * c-common.c: Likewise.
14913 * c-decl.c: Likewise.
14914 * c-typeck.c: Likewise.
14915 * fold-const.c: Likewise.
14916 * gimplify.c: Likewise.
14917 * stmt.c: Likewise.
14918 * tree-cfg.c: Likewise.
14919 * tree-ssa-loop-niter.c: Likewise.
14920 * tree-vrp.c: Likewise.
14921 * value-prof.c: Likewise.
14923 2009-07-06 Diego Novillo <dnovillo@google.com>
14925 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
14926 if it has one. Handle cases where VAR does not have an
14927 annotation or cfun is NULL.
14929 2009-07-06 Diego Novillo <dnovillo@google.com>
14931 * tree.c: Include debug.h.
14932 (initialize_tree_contains_struct): New.
14933 (init_ttree): Call it.
14934 (tree_node_structure_for_code): Factor out of ...
14935 (tree_node_structure): ... here.
14936 * treestruct.def (TS_PHI_NODE): Remove.
14937 (TS_GIMPLE_STATEMENT): Remove.
14939 2009-07-06 Diego Novillo <dnovillo@google.com>
14941 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
14942 (debug_tree_chain): Handle cycles.
14944 2009-07-06 Nick Clifton <nickc@redhat.com>
14945 DJ Delorie <dj@redhat.com>
14947 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14948 __FMOVD_ENABLED__ is defined.
14950 (TARGET_FMOVD): Provide a default definition.
14951 (MASK_FMOVD): Likewise.
14952 (TARGET_CPU_CPP_BUILTINS): Define
14953 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14954 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14955 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
14956 (split for DF load from memory into register): Also handle
14957 MEMs which consist of REG+DISP addressing.
14958 (split for DF store from register to memory): Likewise.
14959 (movsf_ie): Always use single fp_mode.
14960 * config/sh/sh.c (sh_override_options): Do not automatically
14961 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14962 that to the -mfmovd command line switch.
14963 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
14964 (fldi_ok): Always allow.
14965 * config/sh/sh.opt (mfmovd): Remove this switch.
14966 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14968 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
14969 Kaz Kojima <kkojima@gcc.gnu.org>
14971 PR rtl-optimization/30807
14972 * postreload.c (reload_combine): For every new use of REG_SUM,
14973 record the use of BASE.
14975 2009-07-06 Jan Hubicka <jh@suse.cz>
14977 * params.def: Revert my accidental commit at 2009-06-30.
14979 2009-07-04 Ian Lance Taylor <iant@google.com>
14982 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
14984 (mingw_format_attribute_overrides): Likewise.
14986 2009-07-04 Jakub Jelinek <jakub@redhat.com>
14989 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
14990 don't check cfa.reg. Instead of cfa.indirect use
14991 fde && fde->drap_reg != INVALID_REGNUM test.
14993 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
14995 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
14997 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
15000 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
15002 2009-07-03 Richard Guenther <rguenther@suse.de>
15004 PR tree-optimization/40640
15005 * tree-switch-conversion.c (build_arrays): Perform arithmetic
15008 2009-07-03 Jan Hubicka <jh@suse.cz>
15010 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
15011 for size, reduce amount of inlining.
15013 2009-07-03 Richard Guenther <rguenther@suse.de>
15015 PR middle-end/34163
15016 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
15017 if t +- x is known to not overflow and the conversion widens the
15019 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
15021 2009-07-03 Jan Hubicka <jh@suse.cz>
15023 * ipa-pure-const.c (analyze): Update loop optimizer init.
15024 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
15025 try_remove_empty_loop, remove_empty_loops): Remove.
15026 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
15027 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
15028 to mark regular loops as neccesary.
15029 (degenerate_phi_p): New function.
15030 (propagate_necessity, remove_dead_phis): Use it.
15031 (forward_edge_to_pdom): Likewise.
15032 (eliminate_unnecessary_stmts): Take care to remove uses of results of
15033 virtual PHI nodes that became unreachable.
15034 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
15035 * tree-flow.h (remove_empty_loops): Remove.
15036 * passes.c (init_optimization_passes): Remove.
15038 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
15040 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
15041 can_create_pseudo_p.
15042 (*fix_trunc<mode>_i387_1): Ditto.
15043 (*floathi<mode>2_1): Ditto.
15044 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
15045 (*fistdi2_1): Ditto.
15046 (*fist<mode>2_1): Ditto.
15047 (frndintxf2_floor): Ditto.
15048 (*fist<mode>2_floor_1): Ditto.
15049 (frndintxf2_ceil): Ditto.
15050 (*fist<mode>2_ceil_1): Ditto.
15051 (frndintxf2_trunc): Ditto.
15052 (frndintxf2_mask_pm): Ditto.
15053 (fxam<mode>2_i387_with_temp): Ditto.
15054 * config/i386/sse.md (mulv16qi3): Ditto.
15055 (*sse2_mulv4si3): Ditto.
15057 (sse4_2_pcmpestr): Ditto.
15058 (sse4_2_pcmpistr): Ditto.
15060 2009-07-03 Jan Hubicka <jh@suse.cz>
15062 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
15063 (mark_stmt_necessary): Set it.
15064 (mark_operand_necessary): Set it.
15065 (mark_control_dependent_edges_necessary): Set it.
15066 (mark_virtual_phi_result_for_renaming): New function.
15067 (get_live_post_dom): New function.
15068 (forward_edge_to_pdom): New function.
15069 (remove_dead_stmt): Fix handling of control dependences.
15070 (tree_dce_init): Init new bitmap.
15071 (tree_dce_done): Free it.
15073 2009-07-02 Richard Guenther <rguenther@suse.de>
15076 * tree-ssa-structalias.c (new_var_info): Initialize
15079 2009-07-02 Jan Hubicka <jh@suse.cz>
15081 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
15084 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
15086 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
15087 instead of recomputing it. Adjust calls.
15088 (emit_store_flag): Adjust recursive calls.
15090 2009-07-02 Richard Guenther <rguenther@suse.de>
15092 * tree-ssa-live.c (remove_unused_locals): Do not remove
15094 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
15095 of DECL_EXTERNAL for HEAP variables.
15096 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
15097 HEAP variables. Do not adjust RESTRICT vars.
15098 (find_what_var_points_to): Nobody cares if something
15099 points to READONLY.
15101 2009-07-02 Ben Elliston <bje@au.ibm.com>
15103 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
15104 pc_low and pc_high declarations to the top of the function.
15106 2009-07-01 DJ Delorie <dj@redhat.com>
15108 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
15109 registers as fixed.
15110 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
15111 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
15112 unspecified accesses to control registers.
15113 * config/mep/intrinsics.md: Regenerate.
15114 * config/mep/intrinsics.h: Regenerate.
15115 * config/mep/mep-intrin.h: Regenerate.
15117 2009-07-01 Anthony Green <green@moxielogic.com>
15119 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
15120 instruction when possible.
15121 (moxie_expand_prologue): Ditto. Also, save an instruction and
15122 some complexity by popping off of $r12 instead of $sp.
15123 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
15126 2009-07-01 Richard Henderson <rth@redhat.com>
15129 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
15130 contained no insns, reposition note before last insn.
15132 2009-07-01 Richard Henderson <rth@redhat.com>
15135 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
15136 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
15138 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15141 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
15142 darwin9 for printing reg addresses with %y.
15144 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
15146 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
15147 truncation from operands in binary operations.
15149 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
15152 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
15153 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
15154 subreg of op0 to the original op0.
15156 * expmed.c (store_bit_field_1): Use a temporary as the destination
15157 instead of a paradoxical subreg when we need to truncate the result.
15159 2009-07-01 DJ Delorie <dj@redhat.com>
15161 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
15162 names to VLIW variants.
15163 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
15164 * config/mep/intrinsics.md: Regenerate.
15165 * config/mep/intrinsics.h: Regenerate.
15166 * config/mep/mep-intrin.h: Regenerate.
15168 2009-07-01 Jakub Jelinek <jakub@redhat.com>
15171 * jump.c (returnjump_p): Revert last patch.
15172 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
15174 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15177 * pa.md (casesi32p): Use jump table label to determine the offset
15179 (casesi64p): Likewise.
15181 * pa.c (forward_branch_p): Return bool type. Use instruction
15182 addresses when available. Assert that INSN has a jump label.
15183 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
15186 2009-07-01 Richard Guenther <rguenther@suse.de>
15188 PR tree-optimization/19831
15189 * tree-ssa-dce.c (propagate_necessity): Calls to functions
15190 that only act as barriers do not make any previous stores necessary.
15191 * tree-ssa-structalias.c (handle_lhs_call): Delay making
15192 HEAP variables global, do not add a constraint from nonlocal.
15193 (find_func_aliases): Handle escapes through return statements.
15194 (compute_points_to_sets): Make escaped HEAP variables global.
15196 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
15199 * expmed.c (emit_store_flag): Perform a conversion if necessary,
15200 after reducing a DImode cstore to SImode.
15202 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
15204 * expr.c (expand_expr_real_1): Reinstate fallthrough to
15205 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
15207 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
15209 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
15210 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
15212 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
15213 and umod_optab if TARGET_BSD_DIVMOD.
15214 * config/vax/lib1funcs.asm: New file.
15215 * config/vax/t-linux: New file.
15216 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
15218 2009-06-30 Jakub Jelinek <jakub@redhat.com>
15221 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
15222 to type arguments that have void type.
15225 * dwarf2out.c (gen_formal_parameter_die): Call
15226 equate_decl_number_to_die if node is different from origin.
15228 2009-06-30 Anthony Green <green@moxielogic.com>
15230 Clean up moxie port for --enable-build-with-cxx.
15231 * config/moxie/moxie.c (moxie_function_value): First two
15232 parameters are const_tree, not tree.
15233 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
15234 (REG_CLASS_NAMES): Ditto.
15235 (REGNO_REG_CLASS): Ditto.
15236 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
15237 (moxie_function_value): Fix constyness of arguments.
15239 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
15241 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
15242 finalize_size_functions before further processing.
15243 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
15244 (variable_size): Call self_referential_size on size expressions
15245 that contain a PLACEHOLDER_EXPR.
15246 (size_functions): New static variable.
15247 (copy_self_referential_tree_r): New static function.
15248 (self_referential_size): Likewise.
15249 (finalize_size_functions): New global function.
15250 * tree.c: Include tree-inline.h.
15251 (push_without_duplicates): New static function.
15252 (find_placeholder_in_expr): New global function.
15253 (substitute_in_expr) <tcc_declaration>: Return the replacement object
15255 <tcc_expression>: Likewise.
15256 <tcc_vl_exp>: If the replacement object is a constant, try to inline
15257 the call in the expression.
15258 * tree.h (finalize_size_functions): Declare.
15259 (find_placeholder_in_expr): Likewise.
15260 (FIND_PLACEHOLDER_IN_EXPR): New macro.
15261 (substitute_placeholder_in_expr): Update comment.
15262 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
15264 (copy_tree_body_r): Likewise.
15265 (copy_tree_body): New static function.
15266 (maybe_inline_call_in_expr): New global function.
15267 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
15268 (maybe_inline_call_in_expr): Declare.
15269 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
15270 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
15273 2009-06-30 Richard Guenther <rguenther@suse.de>
15275 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
15277 (propagate_necessity): Do not mark reaching defs of stores
15280 2009-06-30 Jan Hubicka <jh@suse.cz>
15282 * cfgloopanal.c (check_irred): Move into ...
15283 (mark_irreducible_loops): ... here; return true if ireducible
15285 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
15286 (analyze_function): Try to prove loop finiteness.
15287 * cfgloop.h (mark_irreducible_loops): Update prototype.
15288 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
15290 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
15292 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
15294 2009-06-30 Ira Rosen <irar@il.ibm.com>
15296 PR tree-optimization/40542
15297 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
15300 2009-06-30 Martin Jambor <mjambor@suse.cz>
15302 PR tree-optimization/40582
15303 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
15304 than useless_type_conversion_p.
15305 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
15308 2009-06-30 Martin Jambor <mjambor@suse.cz>
15310 PR middle-end/40554
15311 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
15313 2009-06-30 Richard Guenther <rguenther@suse.de>
15315 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
15316 use ao_ref references.
15317 (walk_aliased_vdefs): Likewise.
15318 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
15319 * tree-ssa-dce.c (struct ref_data): Remove.
15320 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
15321 (mark_aliased_reaching_defs_necessary): Adjust.
15322 (mark_all_reaching_defs_necessary_1): Likewise.
15324 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
15327 * expmed.c (emit_cstore): New name of emit_store_flag_1.
15328 (emit_store_flag_1): Extract from emit_store_flag, adjust
15329 calls to (what now is) emit_cstore.
15330 (emit_store_flag): Call emit_store_flag_1 and also use it
15331 for what used to be recursive calls.
15333 2009-06-30 Wei Guozhi <carrot@google.com>
15336 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
15337 if the target bb post dominates from bb.
15338 * config/i386/i386.c (memory_address_length): Check existence of base
15339 register before using it.
15341 2009-06-30 Nick Clifton <nickc@redhat.com>
15342 DJ Delorie <dj@redhat.com>
15344 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
15345 __FMOVD_ENABLED__ is defined.
15347 (TARGET_FMOVD): Provide a default definition.
15348 (MASK_FMOVD): Likewise.
15349 (TARGET_CPU_CPP_BUILTINS): Define
15350 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
15351 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
15352 two fmov instructions depending upon whether TARGET_FMOVD is
15354 (split for DF load from memory into register): Also handle
15355 MEMs which consist of REG+DISP addressing.
15356 (split for DF store from register to memory): Likewise.
15357 * config/sh/sh.opt (mfmovd): Remove this switch.
15358 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
15359 * config/sh/sh.c (sh_override_options): Do not automatically
15360 enable TARGET_MOVD for the SH2A when supporting doubles - leave
15361 that to the -mfmovd command line switch.
15363 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
15365 (fldi_ok): Always allow.
15366 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
15368 2009-06-29 DJ Delorie <dj@redhat.com>
15370 * doc/install.texi (mep-x-elf): Correct chip's full name.
15372 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
15374 * doc/extend.texi: Fix typo.
15376 2009-06-29 Tom Tromey <tromey@redhat.com>
15378 * dwarf2.h: Remove.
15379 * Makefile.in (DWARF2_H): New variable.
15380 (except.o): Use it.
15381 (dwarf2out.o): Likewise.
15382 (dwarf2asm.o): Likewise.
15383 * config/i386/t-i386: Use DWARF2_H.
15384 * except.c: Include elf/dwarf2.h.
15385 * unwind-dw2.c: Include elf/dwarf2.h.
15386 * dwarf2out.c: Include elf/dwarf2.h.
15387 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
15388 <dtprel>: New field.
15389 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
15390 (size_of_loc_descr): Likewise.
15391 (output_loc_operands_raw): Likewise.
15392 (output_loc_operands): Handle new dtprel field.
15393 (loc_checksum): Update.
15394 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
15395 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
15396 * unwind-dw2-fde.c: Include elf/dwarf2.h.
15397 * dwarf2asm.c: Include elf/dwarf2.h.
15398 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
15399 * config/mmix/mmix.c: Include elf/dwarf2.h.
15400 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
15401 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
15402 * config/sh/sh.c: Include elf/dwarf2.h.
15403 * config/i386/i386.c: Include elf/dwarf2.h.
15405 2009-06-29 DJ Delorie <dj@redhat.com>
15407 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
15409 * doc/extend.texi: Add MeP attributes and pragmas.
15410 * doc/invoke.text: Add MeP Options.
15411 * doc/contrib.texi: Add MeP contribution.
15412 * doc/md.texi: Add MeP constraints.
15413 * doc/install.texi: Add MeP target.
15415 2009-06-30 Anatoly Sokolov <aesok@post.ru>
15417 * target.h (struct gcc_target): Add frame_pointer_required field.
15418 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
15419 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
15420 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
15422 * reload1.c (update_eliminables): (Ditto.).
15423 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
15424 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
15425 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
15427 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
15429 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
15430 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15431 (arm_frame_pointer_required): New function.
15433 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
15434 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15435 (avr_frame_pointer_required_p): Declare as static.
15436 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
15438 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
15439 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15440 (bfin_frame_pointer_required): Make as static, change return type
15442 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
15444 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
15445 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15446 (cris_frame_pointer_required): New function.
15448 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
15450 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
15451 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15452 (fr30_frame_pointer_required): New function.
15454 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
15455 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15456 (frv_frame_pointer_required): Make as static, change return type
15458 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
15460 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
15461 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15462 (ix86_frame_pointer_required): Make as static, change return type to
15464 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
15466 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
15467 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15469 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
15471 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
15473 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
15475 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
15476 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15477 (mips_frame_pointer_required): Make as static.
15478 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
15480 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
15481 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15482 (mmix_frame_pointer_required): Mew function.
15484 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
15485 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15487 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
15489 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
15491 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
15493 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
15494 (CAN_ELIMINATE): Redefine.
15495 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15496 (sparc_frame_pointer_required): New function.
15497 (sparc_can_eliminate): New function.
15498 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
15500 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
15501 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15503 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
15504 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15505 (xtensa_frame_pointer_required): Make as static, change return type
15507 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
15510 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
15512 * doc/plugins.texi: Document PLUGIN_START_UNIT.
15513 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
15514 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
15515 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
15516 (register_callback): Handle PLUGIN_START_UNIT.
15517 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
15519 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
15521 * tree.c (process_call_operands): Propagate TREE_READONLY from the
15523 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
15524 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
15526 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
15528 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
15531 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
15533 * doc/extend.texi (Additional Floating Types): __float128 is also
15534 supported on i386 targets.
15536 2009-06-29 Richard Guenther <rguenther@suse.de>
15538 PR middle-end/14187
15539 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
15541 (pt_solutions_same_restrict_base): Declare.
15542 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
15544 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
15545 (make_constraint_from, make_copy_constraint): Move earlier.
15546 (make_constraint_from_heapvar): New function.
15547 (make_constraint_from_restrict): Likewise.
15548 (handle_lhs_call): Use it.
15549 (find_func_aliases): Use it to track conversions to restrict
15550 qualified pointers.
15551 (struct fieldoff): Add only_restrict_pointers flag.
15552 (push_fields_onto_fieldstack): Initialize it.
15553 (create_variable_info_for): Track global restrict qualified pointers.
15554 (intra_create_variable_infos): Use make_constraint_from_heapvar.
15555 Track restrict qualified pointer arguments.
15556 (set_uids_in_ptset): Use varinfo is_global_var flag.
15557 (find_what_var_points_to): Set the vars_contains_restrict flag.
15558 Always create the points-to solution for sets including restrict tags.
15559 (pt_solutions_same_restrict_base): New function.
15560 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
15561 qualified pointers use pt_solutions_same_restrict_base as
15562 additional source for disambiguation.
15564 2009-06-29 Richard Guenther <rguenther@suse.de>
15566 PR middle-end/38212
15567 * alias.c (find_base_decl): Remove.
15568 (get_deref_alias_set_1): Remove restrict handling.
15569 * c-common.c (c_apply_type_quals_to_decl): Do not set
15570 DECL_POINTER_ALIAS_SET.
15571 * gimplify.c (find_single_pointer_decl_1): Remove.
15572 (find_single_pointer_decl): Likewise.
15573 (internal_get_tmp_var): Remove restrict handling.
15574 (gimple_regimplify_operands): Likewise.
15575 * omp-low.c (expand_omp_atomic_pipeline): Do not set
15576 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
15577 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
15578 * tree.c (restrict_base_for_decl): Remove.
15579 (init_ttree): Do not allocate it.
15580 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
15581 LABEL_DECL_UID for label decls.
15582 (copy_node_stat): Do not copy restrict information.
15583 (decl_restrict_base_lookup): Remove.
15584 (decl_restrict_base_insert): Likewise.
15585 (print_restrict_base_statistics): Likewise.
15586 (dump_tree_statistics): Do not call print_restrict_base_statistics.
15587 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
15588 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
15589 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
15590 (LABEL_DECL_UID): Adjust.
15591 (DECL_BASED_ON_RESTRICT_P): Remove.
15592 (DECL_GET_RESTRICT_BASE): Likewise.
15593 (SET_DECL_RESTRICT_BASE): Likewise.
15594 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
15596 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
15597 instead of DECL_POINTER_ALIAS_SET.
15598 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
15599 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
15600 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
15602 2009-06-29 Richard Guenther <rguenther@suse.de>
15604 PR tree-optimization/40579
15605 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
15606 the IL to simplify has constants that overflowed.
15608 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
15610 PR tree-optimization/40550
15611 * tree-vect-generic.c (expand_vector_operations_1): Compute in
15612 vector_compute_type only when the size of vector_compute_type is
15613 less than the size of type.
15615 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
15617 * fold-const.c (contains_label_1): Fix comments.
15618 (contains_label_p): Do not walk trees multiple time.
15620 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15622 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
15623 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
15624 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
15625 ix86_fp_comparison_operator.
15626 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
15627 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
15628 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
15629 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
15630 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
15631 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
15632 (related splits): Change predicate to ix86_fp_comparison_operator.
15633 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
15634 instead of ix86_fp_comparison_codes.
15635 (ix86_trivial_fp_comparison_operator,
15636 ix86_fp_comparison_operator): New.
15637 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
15638 (ix86_expand_compare): Eliminate last two parameters.
15639 (ix86_fp_jump_nontrivial_p): Kill.
15640 * config/i386/i386.c (put_condition_code): Eliminate call to
15641 ix86_fp_comparison_codes and subsequent assertion.
15642 (ix86_fp_comparison_codes): Eliminate.
15643 (ix86_fp_swap_condition): New.
15644 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
15645 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
15646 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
15647 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
15648 and ix86_fp_swap_condition.
15649 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
15650 Use ix86_fp_comparison_strategy.
15651 (ix86_expand_compare): Likewise. Eliminate last two arguments.
15652 (ix86_fp_jump_nontrivial_p): Eliminate.
15653 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
15654 call to ix86_expand_compare.
15655 (ix86_split_fp_branch, ix86_expand_setcc,
15656 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
15657 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
15659 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15661 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
15662 related to jump_clobbers.
15663 * config/arm/arm.md (conds): Remove jump_clob case.
15664 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
15665 splits): Change comparison_operator to arm_comparison_operator.
15666 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
15669 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15671 * dojump.c (do_compare_rtx_and_jump): Try swapping the
15672 condition for floating point modes.
15673 * expmed.c (emit_store_flag_1): Move here a bigger part
15674 of emit_store_flag.
15675 (emit_store_flag): Try swapping the condition for floating point
15677 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
15679 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15681 * expr.c (expand_expr_real_1): Just use do_store_flag.
15682 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
15683 emit_store_flag_force.
15684 * expmed.c (emit_store_flag_force): Copy here trick
15685 previously in expand_expr_real_1. Try reversing the comparison.
15686 (emit_store_flag_1): Work if target is NULL.
15687 (emit_store_flag): Work if target is NULL, using the result mode
15688 from the comparison. Use split_comparison, restructure final part
15689 to simplify conditionals.
15691 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15693 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
15694 * dojump.c (do_jump): Change handling of floating-point
15695 ops to use just do_compare_and_jump.
15696 (split_comparison): New.
15697 (do_compare_rtx_and_jump): Add here logic coming previously
15698 in do_jump, using split_comparison.
15700 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
15703 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
15705 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15707 * tree-ssa-alias.c: Fix unintentional commit.
15709 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15711 * passes.c (execute_one_pass): Fix unintentional commit.
15713 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15715 * df-problems.c (df_set_seen, df_unset_seen): Delete.
15716 (df_rd_local_compute, df_md_local_compute): Inline them.
15718 (df_md_scratch): New.
15719 (df_md_alloc, df_md_free): Allocate/free it.
15720 (df_md_local_compute): Only include live registers in init.
15721 (df_md_transfer_function): Prune the in-set computed by
15722 the confluence function, and the gen-set too.
15724 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15726 PR rtl-optimization/26854
15727 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
15728 * df-problems.c (df_rd_add_problem): Fix comment.
15729 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
15730 df_md_simulate_artificial_defs_at_top,
15731 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
15732 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
15733 df_md_transfer_function, df_md_init, df_md_confluence_0,
15734 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
15735 problem_MD, df_md_add_problem): New.
15736 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
15737 df_md_get_bb_info): New.
15738 (DF_LAST_PROBLEM_PLUS1): Adjust.
15740 * Makefile.in (fwprop.o): Include domwalk.h.
15741 * fwprop.c: Include domwalk.h.
15742 (reg_defs, reg_defs_stack): New.
15743 (bitmap_only_bit_between): Remove.
15744 (process_defs): New.
15745 (process_uses): Use reg_defs and local_md instead of
15746 bitmap_only_bit_between and local_rd.
15747 (single_def_use_enter_block): New, from build_single_def_use_links.
15748 (single_def_use_leave_block): New.
15749 (build_single_def_use_links): Remove code moved to
15750 single_def_use_enter_block, invoke domwalk.
15751 (use_killed_between): Adjust comment.
15753 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15755 * bitmap.h (bitmap_ior_and_into): New.
15756 * bitmap.c (bitmap_ior_and_into): New.
15758 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15760 * domwalk.h (struct dom_walk_data): Remove all callbacks except
15761 before_dom_children_before_stmts and after_dom_children_after_stmts.
15762 Rename the two remaining callbacks to just before_dom_children and
15763 after_dom_children. Remove other GIMPLE statement walking bits.
15764 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
15765 * graphite.c: Do not include domwalk.h.
15766 * tree-into-ssa.c (interesting_blocks): New global.
15767 (struct mark_def_sites_global_data): Remove it and names_to_rename.
15768 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
15769 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
15770 now that they're not domwalk callbacks.
15771 (rewrite_initialize_block): Rename to...
15772 (rewrite_enter_block): ... this, place after called functions. Test
15773 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
15774 (rewrite_finalize_block): Rename to...
15775 (rewrite_leave_block): ... this, place after called functions.
15776 (rewrite_update_init_block): Rename to...
15777 (rewrite_update_enter_block): ... this, place after called functions.
15778 Test interesting_blocks, call rewrite_update_stmt and
15779 rewrite_update_phi_arguments.
15780 (rewrite_update_fini_block): Rename to...
15781 (rewrite_leave_block): ... this, place after called functions.
15782 (rewrite_blocks): Remove last argument, simplify initialization of
15784 (mark_def_sites_initialize_block): Rename to...
15785 (mark_def_sites_block): ... this, call mark_def_sites.
15786 (mark_def_sites_blocks): Remove argument, simplify initialization of
15788 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
15789 (update_ssa): Likewise.
15790 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
15792 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
15793 (dom_opt_initialize_block): Rename to...
15794 (dom_opt_enter_block): ... this, place after called functions. Walk
15795 statements here, inline propagate_to_outgoing_edges.
15796 (dom_opt_finalize_block): Rename to...
15797 (dom_opt_leave_block): ... this, place after called functions.
15798 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
15800 (dse_enter_block, dse_record_phi): New.
15801 (dse_record_phis): Delete.
15802 (dse_finalize_block): Rename to...
15803 (dse_leave_block): ... this.
15804 (tree_ssa_dse): Simplify initialization of walk_data.
15805 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
15806 Adjust initialization of walk_data.
15807 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
15808 * tree-ssa-loop-phiopt.c (get_non_trapping):
15809 Adjust initialization of walk_data.
15810 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
15811 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
15812 it's not a domwalk callback.
15813 (uncprop_initialize_block): Rename to...
15814 (dse_enter_block): ... this, call uncprop_into_successor_phis.
15815 (dse_finalize_block): Rename to...
15816 (dse_leave_block): ... this.
15817 (tree_ssa_uncprop): Simplify initialization of walk_data.
15818 * Makefile.in: Adjust dependencies.
15820 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
15822 * arm.md (casesi): Fix test for Thumb1.
15823 (thumb1_casesi_internal_pic): Likewise.
15824 (thumb1_casesi_dispatch): Likewise.
15826 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
15828 * config/arm/arm-cores.def: Added core cortex-m0.
15829 * config/arm/arm-tune.md: Regenerated.
15830 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
15832 2009-06-26 DJ Delorie <dj@redhat.com>
15834 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
15836 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
15837 the scheduler doesn't tag jump insns.
15839 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
15841 * c-decl.c (merge_decls): Re-indent.
15843 2009-06-26 Janis Johnson <janis187@us.ibm.com>
15846 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
15847 Special-case decimal float constants.
15849 2009-06-26 Richard Henderson <rth@redhat.com>
15851 * function.h (struct function): Add cannot_be_copied_reason,
15852 and cannot_be_copied_set.
15853 * tree-inline.c (has_label_address_in_static_1): Rename from
15854 inline_forbidden_p_2; don't set inline_forbidden_reason here.
15855 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
15856 don't set inline_forbidden_reason.
15857 (copy_forbidden): New function, split out of inline_forbidden_p.
15858 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
15859 (inline_forbidden_p): Use copy_forbidden.
15860 (tree_versionable_function_p): Likewise.
15861 (inlinable_function_p): Merge into tree_inlinable_function_p.
15862 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
15863 * ipa-cp.c (ipcp_versionable_function_p): New function.
15864 (ipcp_cloning_candidate_p): Use it.
15865 (ipcp_node_modifiable_p): Likewise.
15867 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
15869 * builtins.c (expand_builtin_alloca): Handle builtin alloca
15870 that is marked not to be inlined. Remove flag_mudflap use.
15871 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
15872 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
15874 2009-06-26 Steve Ellcey <sje@cup.hp.com>
15877 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
15878 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
15880 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
15882 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
15884 (__mingwthr_remove_key_dtor): Likewise.
15886 2009-06-26 Richard Guenther <rguenther@suse.de>
15888 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
15890 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
15892 PR middle-end/40525
15893 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
15894 try the non-cond_exec path also.
15896 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15899 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
15900 (output_cbranch): Use new functions.
15901 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
15904 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
15905 Pat Haugen <pthaugen@us.ibm.com>
15906 Revital Eres <ERES@il.ibm.com>
15908 * config/rs6000/rs6000.c (print_operand): Correct lossage message
15909 for %c error. Add %x support to print VSX registers as a unified
15910 register set, instead of separate float and altivec registers.
15911 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
15912 %y case, and add support for VSX pre-modify addresses.
15913 (output_toc): Add assert for CONST containing an integer constant
15915 (rs6000_adjust_cost): Add POWER7 support.
15916 (insn_must_be_first_in_group): Ditto.
15917 (insn_must_be_last_in_group): Ditto.
15918 (rs6000_emit_popcount): Ditto.
15919 (rs6000_vector_mode_supported_p): Ditto.
15921 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
15922 Change some of the functions called by macros to being called
15923 through a pointer, so debug functions can be inserted if
15924 -mdebug=addr or -mdebug=cost.
15925 (rs6000_preferred_reload_class_ptr): Ditto.
15926 (rs6000_secondary_reload_class_ptr): Ditto.
15927 (rs6000_secondary_memory_needed_ptr): Ditto.
15928 (rs6000_cannot_change_mode_class_ptr): Ditto.
15929 (rs6000_secondary_reload_inner): Ditto.
15930 (rs6000_legitimize_reload_address): Ditto.
15931 (rs6000_legitimize_reload_address_ptr): Ditto.
15932 (rs6000_mode_dependent_address): Ditto.
15933 (rs6000_mode_dependent_address_ptr): Ditto.
15935 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
15936 function to return true if the mode allows reg + integer
15938 (virtual_stack_registers_memory_p): New function to return true if
15939 the address refers to a virtual stack register.
15940 (rs6000_legitimate_offset_address_p): Move code to say whether a
15941 mode supports reg+int addressing to reg_offset_addressing_ok_p and
15943 (rs6000_legitimate_address_p): Add checks for modes that only can
15944 do reg+reg addressing. Start adding VSX support.
15945 (rs6000_legitimize_reload_address): Ditto.
15946 (rs6000_legitimize_address): Ditto.
15947 (rs6000_debug_legitimate_address_p): New debug functions for
15948 -mdebug=addr and -mdebug=cost.
15949 (rs6000_debug_rtx_costs): Ditto.
15950 (rs6000_debug_address_costs): Ditto.
15951 (rs6000_debug_adjust_cost): Ditto.
15952 (rs6000_debug_legitimize_address): Ditto.
15953 (rs6000_legitimize_reload_address_ptr): Point to call normal
15954 function or debug function. Make functions called via pointer
15956 (rs6000_mode_dependent_address_ptr): Ditto.
15957 (rs6000_secondary_reload_class_ptr): Ditto.
15958 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
15959 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
15960 into a friendlier error.
15961 (rs6000_init_builtins): Add initial VSX support.
15962 (rs6000_adjust_cost): Fix some spacing issues.
15964 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
15965 (REG_CLASS_NAMES): Ditto.
15966 (REG_CLASS_CONTENTS): Ditto.
15967 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
15968 pointer, to add -mdebug=addr support.
15969 (CANNOT_CHANGE_MODE_CLASS): Ditto.
15970 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
15971 -mdebug=addr support.
15972 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
15973 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
15974 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
15976 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
15978 (bswapsi*): Set attribute types for load/store. Add combiner
15979 patterns to eliminate zero extend on 64-bit.
15980 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
15981 stdbrx if the hardware supports those instructions.
15983 2009-06-25 Ian Lance Taylor <iant@google.com>
15985 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
15986 (Link Options): Document -static-libstdc++.
15988 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15991 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
15992 DATA_ALIGNMENT instead.
15994 2009-06-25 Richard Guenther <rguenther@suse.de>
15996 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
15997 indirect references against the callused/escaped solutions.
15998 (call_may_clobber_ref_p_1): Likewise.
16000 2009-06-25 Martin Jambor <mjambor@suse.cz>
16002 PR tree-optimization/40493
16003 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
16004 (enum unscalarized_data_handling): New type.
16005 (handle_unscalarized_data_in_subtree): Return what has been done.
16006 (load_assign_lhs_subreplacements): Handle left flushes differently.
16007 (sra_modify_assign): Use unscalarized_data_handling, simplified
16008 condition determining whether to remove the statement.
16010 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
16012 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
16013 excerpt - @ should be doubled for texinfo.
16015 2009-06-24 Ian Lance Taylor <iant@google.com>
16017 * config/arc/arc.c: Include "df.h".
16018 (arc_attribute_table): Make static. Move higher in file.
16019 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
16020 (output_shift): Initialize n later to avoid warning.
16021 * config/arm/arm.c (arm_attribute_table): Make static. Move
16023 * config/avr/avr.c (avr_attribute_table): Make static. Move
16025 (reg_class_tab): Change array type from int to enum reg_class.
16026 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
16028 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
16029 (lshrhi3_out): Likewise.
16030 (class_likely_spilled_p): Change return type to bool.
16031 (avr_rtx_costs): Use local code variable with enum type.
16032 * config/avr/avr.md (movmemhi): Use add_reg_note.
16033 (andhi3, andsi3): Don't use AS2 with "and".
16034 (iorhi3, iorsi3): Don't use AS2 with "or".
16035 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
16036 * config/crx/crx.c: Include "df.h".
16037 (crx_attribute_table): Make static.
16038 * config/m32r/m32r.c: Include "df.h".
16039 (m32r_attribute_table): Make static. Move higher in file.
16040 (pop): Use add_reg_note.
16041 (block_move_call): Change 0 to LCT_NORMAL in function call.
16042 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
16043 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
16044 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
16045 declare, not just when TREE_CODE is defined.
16046 * config/m68hc11/m68hc11.c: Include "expr.h".
16047 (m68hc11_attribute_table): Make static. Move higher in file.
16048 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
16050 (m68hc11_register_indirect_p): Likewise.
16051 (m68hc11_function_arg_padding): Change return type to enum
16053 (emit_move_after_reload): Use add_reg_note.
16054 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
16055 (m68hc11_split_logical): Likewise.
16056 (m68hc11_rtx_costs): Add local code_and outer_code variables with
16058 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
16059 to VOIDmode in function call.
16060 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
16062 (m68hc11_split_logical): Update declaration.
16063 (m68hc11_function_arg_padding): Update declaration.
16064 * config/mcore/mcore.c (regno_reg_class): Change form array of int
16065 to array of enum reg_class.
16066 (mcore_attribute_table): Make static. Move higher in file.
16067 (mcore_rtx_costs): Add cast to enum type.
16068 * config/mcore/mcore.h (regno_reg_class): Update declaration.
16069 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
16070 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
16072 * config/sh/predicates.md (trapping_target_operand): Rename and to
16074 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
16076 * config/spu/spu.c (spu_attribute_table): Make static. Move
16078 * config/v850/v850.c (v850_attribute_table): Make static. Move
16080 (v850_rtx_costs): Use local code with enum type.
16081 (expand_epilogue): Add cast.
16082 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
16084 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
16087 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
16088 -m2a-single-only and -m2a-nofpu.
16089 * config/sh/sh.opt: Document m2a generates FPU code.
16091 2009-06-24 Anatoly Sokolov <aesok@post.ru>
16093 * defaults.h (CAN_ELIMINATE): Provide default.
16094 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
16095 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
16096 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
16097 * config/spu/spu.h (CAN_ELIMINATE): Delete.
16098 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
16099 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
16100 * config/cris/cris.h (CAN_ELIMINATE): Delete.
16101 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
16102 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
16103 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
16105 2009-06-24 DJ Delorie <dj@redhat.com>
16107 * mep-ext-cop.cpu: Fix copyright notice.
16108 * mep-default: Fix copyright notice.
16109 * mep-core: Fix copyright notice.
16110 * mep: Fix copyright notice.
16111 * mep-ivc2: Fix copyright notice.
16112 * mep-c5: Fix copyright notice.
16114 2009-06-24 Denis Chertykov <chertykov@gmail.com>
16116 * doc/contrib.texi (Contributors):
16118 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
16120 PR middle-end/40501
16121 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
16122 src and dst operands if necessary.
16124 2009-06-23 DJ Delorie <dj@redhat.com>
16127 * config.gcc: Add mep support.
16128 * recog.c: Resurrect validate_replace_rtx_subexp().
16129 * recog.h: Likewise.
16130 * config/mep/: Add new port:
16131 * config/mep/constraints.md: New file.
16132 * config/mep/default.h: New file.
16133 * config/mep/intrinsics.h: New file.
16134 * config/mep/intrinsics.md: New file.
16135 * config/mep/ivc2-template.h: New file.
16136 * config/mep/mep-c5.cpu: New file.
16137 * config/mep/mep-core.cpu: New file.
16138 * config/mep/mep-default.cpu: New file.
16139 * config/mep/mep-ext-cop.cpu: New file.
16140 * config/mep/mep-intrin.h: New file.
16141 * config/mep/mep-ivc2.cpu: New file.
16142 * config/mep/mep-lib1.asm: New file.
16143 * config/mep/mep-lib2.c: New file.
16144 * config/mep/mep-pragma.c: New file.
16145 * config/mep/mep-protos.h: New file.
16146 * config/mep/mep-tramp.c: New file.
16147 * config/mep/mep.c: New file.
16148 * config/mep/mep.cpu: New file.
16149 * config/mep/mep.h: New file.
16150 * config/mep/mep.md: New file.
16151 * config/mep/mep.opt: New file.
16152 * config/mep/predicates.md: New file.
16153 * config/mep/t-mep: New file.
16155 2009-06-23 Ian Lance Taylor <iant@google.com>
16157 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
16158 from loose_warn into c_loose_warn and from strict_warn into
16159 c_strict_warn. Set and substitute warn_cxxflags. Check for
16160 --enable-build-with-cxx. Set and substitute
16161 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
16162 * Makefile.in (CXXFLAGS): New variable.
16163 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
16164 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
16165 the default is the same as $(STRICT_WARN).
16166 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
16167 (CXX): New variable.
16168 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
16169 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
16170 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
16171 (HOST_LIBS): New variable.
16172 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
16173 (ALL_CXXFLAGS): New variable.
16174 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
16175 * doc/install.texi (Configuration): Document
16176 --enable-build-with-cxx, --with-stage1-ldflags,
16177 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
16178 * configure: Rebuild.
16180 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16182 * config/arm/arm.c (arm_override_options): Fix braces and formatting
16183 from previous commit.
16185 2009-06-23 Ian Lance Taylor <iant@google.com>
16187 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
16189 2009-06-23 Ian Lance Taylor <iant@google.com>
16191 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
16192 with ATTRIBUTE_UNUSED.
16194 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16195 Pat Haugen <pthaugen@us.ibm.com>
16196 Revital Eres <eres@il.ibm.com>
16198 * config.in (HAVE_AS_POPCNTD): Add default definition.
16199 (HAVE_AS_LWSYNC): Ditto.
16201 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
16203 (gcc_cv_as_powerpc_cmpb): Ditto.
16204 (gcc_cv_as_powerpc_dfp): Ditto.
16205 (gcc_cv_as_powerpc_vsx): Ditto.
16206 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
16207 supporting the popcntd/lwsync instructions.
16208 (gcc_cv_as_powerpc_lwsync): Ditto.
16209 * configure: Regenerate.
16211 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
16212 -mcpu=native and -mcpu=power7.
16213 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
16215 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
16216 a variable instead of a mask to reduce the number of mask bits.
16217 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
16218 (-mbit-word): Ditto.
16219 (-mregnames): Ditto.
16220 * config/rs6000/rs6000.opt (-mupdate): Ditto.
16221 (-mfused-madd): Ditto.
16223 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
16225 (-mvsx): New switch for VSX instructions.
16226 (-misel): Move from a variable to a mask to allow it to be set by
16229 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
16230 function declaration to an array declaration.
16231 (rs6000_hard_regno_nregs): New external array declaration.
16233 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
16234 files included by rs6000.md.
16236 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
16237 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
16239 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
16241 (rs6000_debug_reg): New -mdebug= variables.
16242 (rs6000_debug_addr): Ditto.
16243 (rs6000_debug_cost): Ditto.
16244 (rs6000_pmode): New variable to hold Pmode.
16245 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
16246 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
16247 calculated at compiler start.
16248 (rs6000_hard_regno_nregs): Change function to an array which holds
16249 HARD_REGNO_NREGS calculated at compiler start.
16250 (rs6000_explicit_options): Delete isel field.
16251 (rs6000_vector_unit): New array to hold which vector unit
16252 supports arithmetic options for a given type.
16253 (rs6000_vector_mem): New array to hold which vector unit supports
16254 memory reference operations for a given type.
16255 (rs6000_vector_align): New array to given the alignment of each
16257 (power7_cost): New basic costs for power7.
16258 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
16259 (rs6000_hard_regno_nregs_internal): New function, moved from
16260 HARD_REGNO_NREGS, to calculate the number of registers each hard
16261 register takes for each type.
16262 (rs6000_debug_reg_print): New function for -mdebug=reg support.
16263 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
16264 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
16265 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
16266 unit information here so it is calculated once at compiler startup
16268 (rs6000_override_options): Make -misel a target mask. Add more
16269 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
16270 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
16272 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
16273 (rs6000_handle_option): Move -misel from variable to target mask.
16274 (rs6000_builtin_mask_for_load): Add VSX support.
16275 (rs6000_conditional_register_usage): Ditto.
16276 (USE_ALTIVEC_FOR_ARG_P): Ditto.
16277 (function_arg_boundary): Ditto.
16278 (rs6000_expand_builtin): Ditto.
16279 (def_builtin): Make abort message a little friendlier.
16280 (rs6000_emit_int_cmove): Add support for 64-bit isel.
16282 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
16283 assembler support the popcntd instruction instead of a vsx
16284 instruction to enable power7 support.
16285 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
16286 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
16287 option to the assembler if -mcpu=native.
16288 (ASM_CPU_NATIVE_SPEC): Ditto.
16289 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
16291 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
16292 the lwsync instruction.
16293 (enum processor_type): Add PROCESSOR_POWER7.
16294 (rs6000_debug_reg): New -mdebug= options.
16295 (rs6000_debug_addr): Ditto.
16296 (rs6000_debug_cost): Ditto.
16297 (rs6000_isel): Delete.
16298 (enum rs6000_vector): New enum to say what vector unit we have.
16299 (VECTOR_UNIT_*): New macros to say which vector unit has
16300 arithmetic operations for a given type.
16301 (VECTOR_MEM_*): New macros to say which vector unit has memory
16302 operations for a given type.
16303 (TARGET_LDBRX): Whether the machine supports the ldbrx
16305 (TARGET_ISEL): Delete, -misel moved to be a mask.
16306 (TARGET_ISEL64): New macro for 64-bit isel support.
16307 (UNITS_PER_VSX_WORD): New macro.
16308 (POINTER_SIZE): Move to be an external variable, rather than
16309 calculating whether we are generating 32 ot 64-bit code.
16311 (STACK_BOUNDARY): Add VSX support.
16312 (LOCAL_ALIGNMENT): Ditto.
16313 (SLOW_UNALIGNED_ACCESS): Ditto.
16314 (VSX_REGNO_P): New macro for VSX support.
16315 (VFLOAT_REGNO_P): Ditto.
16316 (VINT_REGNO_P): Ditto.
16317 (VLOGICAL_REGNO_P): Ditto.
16318 (VSX_VECTOR_MODE): Ditto.
16319 (VSX_SCALAR_MODE): Ditto.
16321 (VSX_MOVE_MODE): Ditto.
16322 (VSX_REG_CLASS_P): Ditto.
16323 (HARD_REGNO_NREGS): Instead of calling a function, use an array
16325 (UNITS_PER_SIMD_WORD): Add VSX support.
16326 (MODES_TIEABLE_P): Ditto.
16327 (STARTING_FRAME_OFFSET): Ditto.
16328 (STACK_DYNAMIC_OFFSET): Ditto.
16329 (EPILOGUE_USES): Ditto.
16330 (REGNO_REG_CLASS): Move to array lookup.
16331 (CLASS_MAX_NREGS): Ditto.
16332 (rs6000_vector_reg_class): Add declaration.
16333 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
16334 overlap with the floating point and Altivec registers.
16336 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
16338 * config/rs6000/driver-rs6000.c (asm_names): New static array to
16339 give the appropriate asm switches if -mcpu=native.
16340 (host_detect_local_cpu): Add support for "asm".
16341 (host_detect_local_cpu): Follow GNU code guidelines for name.
16343 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
16344 -mbit-word to a variable instead of being a target mask.
16346 * config/rs6000/sync.md (lwsync): If the assembler supports it,
16347 emit the lwsync instruction instead of emitting the instruction as
16348 an integer constant.
16350 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
16351 fixuns_trundfsi2, move expander into rs6000.md.
16353 * config/rs6000/rs6000.md (cpu): Add power7.
16354 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
16355 (logical predicate patterns): Change the single instruction
16356 primitives that set CR0 to be fast_compare instead of compare.
16358 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
16359 (popcntddi2): Ditto.
16360 (popcount<mode>): Ditto.
16361 (floating multiply/add insns): Name the floating point
16362 multiply/add insns.
16363 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
16364 (isel_unsigned_<mode>): Ditto.
16365 (fixuns_trundfsi2): Move expander here from spe.md.
16366 (smindi3): Define if we have -misel on 64-bit systems.
16371 2009-06-23 Anatoly Sokolov <aesok@post.ru>
16373 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
16375 * config/avr/avr.c (avr_current_device): New variable.
16376 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
16377 (avr_arch, mcu_type_s): Move to avr.h.
16378 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
16379 default_data_section_start fields.
16380 (avr_arch): Moved from avr.c.
16381 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
16382 library_name fields.
16383 (avr_current_device, avr_mcu_types, avr_arch_types,
16384 avr_device_to_arch, avr_device_to_data_start,
16385 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
16386 (EXTRA_SPEC_FUNCTIONS): Define.
16387 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
16388 options mapping. Use device_to_arch and device_to_data_start insted.
16389 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
16390 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
16391 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
16392 * config/avr/driver-avr.c: New file.
16393 * config/avr/avr-devices.c: New file.
16395 2009-06-23 Jakub Jelinek <jakub@redhat.com>
16397 * var-tracking.c (unshare_variable): Force initialized to
16398 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
16399 (set_variable_part): Likewise.
16400 (struct variable_union_info): Remove pos_src field.
16401 (vui_vec, vui_allocated): New variables.
16402 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
16403 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
16404 == 1 use a simpler sorting algorithm. Compute pos field right
16405 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
16406 Avoid quadratic comparison if !flag_var_tracking_uninit.
16407 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
16408 unshare_variable unconditionally.
16409 (dataflow_set_different_2): Removed.
16410 (dataflow_set_different): Don't traverse second hash table.
16411 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
16412 unconditionally to var_reg_set or var_mem_set.
16413 (emit_notes_in_bb): Likewise.
16414 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
16416 (emit_note_insn_var_location): Don't set initialized to
16417 VAR_INIT_STATUS_INITIALIZED early.
16418 (vt_finalize): Free vui_vec if needed, clear vui_vec and
16420 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
16422 * tree-object-size.c (addr_object_size): Instead of checking
16423 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
16424 are no FIELD_DECLs following it.
16426 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
16428 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
16429 order to match bswaps with signed source operands.
16431 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16433 * sdbout.c (sdbout_one_type): Fix braces in switch.
16435 2009-06-23 Richard Guenther <rguenther@suse.de>
16437 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
16439 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
16440 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
16441 var_callused, callused_tree, var_storedanything, storedanything_tree,
16442 var_integer, integer_tree): Remove global variables.
16443 (new_var_info): Do not pass new id, append the new var to the
16444 global variable vector.
16445 (do_ds_constraint): Use is_global_var member of the variable-info.
16446 (new_scalar_tmp_constraint_exp): Adjust.
16447 (create_function_info_for): Likewise.
16448 (create_variable_info_for): Likewise.
16449 (find_what_var_points_to): Remove dead code.
16450 (init_base_vars): Simplify.
16451 (compute_points_to_sets): Adjust.
16453 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
16455 * combine.c (try_combine): Dump information about the insns we're
16458 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
16460 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
16461 check when calling force_to_mode on TRUNCATE's operand.
16463 2009-06-22 Ian Lance Taylor <iant@google.com>
16465 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
16467 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
16469 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
16471 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16473 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
16474 override library linkage flags such as -static-libgcc or
16477 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16479 * config/m68k/m68k-devices.def: Add line for MCF5221x.
16481 2009-06-22 Ian Lance Taylor <iant@google.com>
16483 * config/linux.opt: Put mglibc ahead of muclibc.
16485 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
16486 for duplicate decls.
16488 2009-06-22 Matthias Klose <doko@ubuntu.com>
16490 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
16492 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
16495 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
16496 instead of NULL if a parser error occurs.
16498 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16500 * dwarf2out.c (dwarf2_debug_hooks): Initialize
16501 non-DWARF2_DEBUGGING_INFO version.
16503 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
16505 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
16506 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
16508 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
16509 (LIBGCC2_TF_CEXT): Define.
16512 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16515 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
16517 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16519 * config/arm/arm.c (arm_override_options): Disable
16520 -mcaller-super-interworking and -mcallee-super-interworking.
16521 * doc/invoke.texi (ARM Options): Document this.
16523 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
16525 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
16526 * config/arm/constraints.md (j): New constraint for movw operands.
16527 (N): Remove thumb2 meaning.
16528 * config/arm/arm.md (*arm_movw): Delete.
16529 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
16530 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
16531 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
16533 2009-06-22 Martin Jambor <mjambor@suse.cz>
16535 PR tree-optimization/40492
16536 * tree-sra.c (sra_modify_assign): Pass zero offsets to
16537 build_ref_for_offset.
16539 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
16541 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
16542 JUMP_TABLE_DATA_P predicates where applicable.
16543 * auto-inc-dec.c: Ditto.
16544 * builtins.c: Ditto.
16545 * caller-save.c: Ditto.
16547 * cfgcleanup.c: Ditto.
16548 * cfglayout.c: Ditto.
16550 * combine.c: Ditto.
16551 * combine-stack-adj.c: Ditto.
16555 * df-scan.c: Ditto.
16557 * dwarf2asm.c: Ditto.
16558 * dwarf2out.c: Ditto.
16559 * emit-rtl.c: Ditto.
16565 * function.c: Ditto.
16568 * genpreds.c: Ditto.
16569 * genrecog.c: Ditto.
16571 * ira-costs.c: Ditto.
16572 * ira-lives.c: Ditto.
16574 * loop-iv.c: Ditto.
16575 * lower-subreg.c: Ditto.
16576 * modulo-sched.c: Ditto.
16578 * postreload.c: Ditto.
16579 * print-rtl.c: Ditto.
16581 * reginfo.c: Ditto.
16582 * regmove.c: Ditto.
16583 * reload1.c: Ditto.
16586 * rtlanal.c: Ditto.
16588 * sched-vis.c: Ditto.
16590 * sel-sched-ir.c: Ditto.
16591 * simplify-rtx.c: Ditto.
16592 * targhooks.c: Ditto.
16593 * var-tracking.c: Ditto.
16594 * vmsdbgout.c: Ditto.
16596 2009-06-22 Matthias Klose <doko@ubuntu.com>
16598 * Makefile.in (install-plugin): Always use DESTDIR.
16600 2009-06-22 Olivier Hainque <hainque@adacore.com>
16602 * config/pa/pa.c (output_call): Don't optimize post call jumps
16603 into return address adjustments if the call may throw.
16605 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
16607 * arm.c (thumb1_output_casesi): New function.
16608 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
16609 optimizing for size or PIC.
16610 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
16611 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
16612 (casesi): Handle Thumb-1 when optimizing for size or PIC.
16613 (thumb1_casesi_internal_pic): New expand rule.
16614 (thumb1_casesi_dispatch): New pattern.
16615 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
16617 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
16618 in the text seciton when PIC or optimizing for size.
16619 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
16620 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
16621 preservation properties of code.
16622 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
16623 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
16624 (__gnu_thumb1_case_si): New function.
16625 * t-arm (LIB1ASMSRC): Define here.
16626 (LIB1ASMFUNCS): Add some common functions.
16627 * t-arm-elf (LIB1ASMSRC): Delete.
16628 (LIB1ASMFUNCS): Append to existing set.
16629 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16630 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16631 * t-symbian (LIB1ASMFUNCS): Likewise.
16632 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16633 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16635 2009-06-21 Richard Guenther <rguenther@suse.de>
16637 PR tree-optimization/38729
16638 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
16639 to loops with a single exit if -fno-expensive-optimizations.
16641 2009-06-21 Jakub Jelinek <jakub@redhat.com>
16643 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
16644 (dataflow_set): Change vars type from htab_t to shared_hash.
16645 (shared_hash_pool, empty_shared_hash): New variables.
16646 (vars_clear): Removed.
16647 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
16648 shared_hash_find_slot_unshare, shared_hash_find_slot,
16649 shared_hash_find_slot_noinsert, shared_hash_find): New
16651 (shared_hash_unshare, shared_hash_destroy): New functions.
16652 (unshare_variable): Unshare set->vars if shared, use
16654 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
16655 (get_init_value, find_src_set_src, dump_dataflow_set,
16656 clobber_variable_part, emit_notes_for_differences): Use
16658 (dataflow_set_init): Remove second argument, set vars to
16659 empty_shared_hash instead of creating a new htab.
16660 (dataflow_set_clear): Call shared_hash_destroy and set vars
16661 to empty_shared_hash instead of calling vars_clear.
16662 (dataflow_set_copy): Don't call vars_copy, instead just share
16663 the src htab with dst.
16664 (variable_union): Use shared_hash_*, use initially NO_INSERT
16665 lookup if set->vars is shared. Don't keep slot cleared before
16666 calling unshare_variable. Unshare set->vars if needed.
16667 Even ->refcount == 1 vars must be unshared if set->vars is shared
16668 and var needs to be modified.
16669 (variable_canonicalize): New function.
16670 (dataflow_set_union): If dst->vars is empty, just share src->vars
16671 with dst->vars and traverse with variable_canonicalize to canonicalize
16672 and unshare what is needed.
16673 (dataflow_set_different): If old_set and new_set use the same shared
16674 htab, they aren't different. If number of htab elements is different,
16675 htabs are different. Use shared_hash_*.
16676 (dataflow_set_destroy): Call shared_hash_destroy instead of
16678 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
16679 second argument to dataflow_set_init.
16680 (vt_initialize): Likewise. Initialize shared_hash_pool and
16681 empty_shared_hash, move bb in/out initialization afterwards.
16682 Use variable_htab_free instead of NULL as changed_variables del hook.
16683 (variable_was_changed): Change type of second argument to pointer to
16684 dataflow_set. When inserting var into changed_variables, bump
16685 refcount. Unshare set->vars if set is shared htab and slot needs to
16687 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
16688 lookup if set->vars is shared. Unshare set->vars if needed.
16689 Even ->refcount == 1 vars must be unshared if set->vars is shared
16690 and var needs to be modified. Adjust variable_was_changed caller.
16691 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
16692 vars must be unshared if set->vars is shared and var needs to be
16693 modified. Adjust variable_was_changed caller.
16694 (emit_note_insn_var_location): Don't pool_free var.
16695 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
16697 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
16698 free_alloc_pool on shared_hash_pool.
16700 2009-06-20 Anthony Green <green@moxielogic.com>
16702 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
16703 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
16705 2009-06-20 Richard Guenther <rguenther@suse.de>
16707 * tree-ssa-structalias.c (find_func_aliases): For memset use
16708 a constraint from NULL if we memset to zero.
16709 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
16710 we explicitly handle that do not read from memory.
16711 (call_may_clobber_ref_p_1): Properly handle builtins that may
16714 2009-06-20 Richard Guenther <rguenther@suse.de>
16716 PR tree-optimization/40495
16717 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
16718 (new_scalar_tmp_constraint_exp): New function.
16719 (process_constraint): Do not create temporary decls.
16720 (process_all_all_constraints): Likewise.
16721 (handle_const_call): Likewise.
16722 (create_function_info_for): Do not set decl.
16724 2009-06-19 Ian Lance Taylor <iant@google.com>
16726 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
16727 (rs6000_attribute_table): Make static; move before use.
16729 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
16731 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
16732 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
16733 Propagate the TREE_READONLY flag without overwriting it.
16734 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
16735 Propagate the TREE_READONLY flag onto the result.
16736 (process_call_operands): Move around. Use correct constant value.
16738 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16741 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
16742 * config/arm/arm.md: Likewise.
16744 2009-06-19 Ian Lance Taylor <iant@google.com>
16746 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
16747 to GIMPLE_ERROR_MARK.
16749 * c-typeck.c (build_conditional_expr): Add op1_original_type and
16750 op2_original_type parameters. Warn about using different enum types.
16751 * c-parser.c (c_parser_conditional_expression): Pass original
16752 types to build_conditional_expr.
16753 * c-tree.h (build_conditional_expr): Update declaration.
16755 2009-06-19 Ian Lance Taylor <iant@google.com>
16757 * config/i386/i386.c (ix86_function_specific_save): Test that
16758 fields match values, rather than testing the values are in a
16761 2009-06-19 Richard Guenther <rguenther@suse.de>
16763 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
16764 ADDR_EXPR pointers.
16765 (ptr_derefs_may_alias_p): Likewise.
16766 (ptr_deref_may_alias_ref_p_1): New function.
16767 (ptr_deref_may_alias_ref_p): Likewise.
16768 (ref_maybe_used_by_call_p_1): Handle builtins that are not
16769 covered by looking at the ESCAPED solution.
16770 (call_may_clobber_ref_p_1): Likewise.
16771 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
16772 Handle NULL_TREE offset. Do not produce redundant constraints.
16773 (process_all_all_constraints): New helper function.
16774 (do_structure_copy): Use it.
16775 (handle_lhs_call): Likewise.
16776 (find_func_aliases): Handle some builtins with pointer arguments
16777 and/or return values explicitly.
16779 2009-06-19 Ian Lance Taylor <iant@google.com>
16781 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
16783 2009-06-19 Ian Lance Taylor <iant@google.com>
16785 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
16787 2009-06-19 Ian Lance Taylor <iant@google.com>
16789 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
16790 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
16793 * c-decl.c (finish_decl): If -Wc++-compat, warn about
16794 uninitialized const.
16796 2009-06-19 Ian Lance Taylor <iant@google.com>
16798 * dse.c (struct store_info): Rename bitmap field to bmap. Change
16801 * c-decl.c (in_struct, struct_types): Remove.
16802 (struct c_binding): Add in_struct field.
16803 (c_binding_ptr): Define type, along with VEC.
16804 (struct c_struct_parse_info): Define.
16805 (struct_parse_info): New static variable.
16806 (bind): Initialize in_struct field.
16807 (start_struct): Remove enclosing_in_struct and
16808 enclosing_struct_types parameters. Add
16809 enclosing_struct_parse_info parameter. Change all callers. Set
16810 struct_parse_info rather than in_struct and struct_types.
16811 (grokfield): If -Wc++-compat and there is a symbol binding for the
16812 field name, set the in_struct flag and push it on the
16813 struct_parse_info->fields vector.
16814 (warn_cxx_compat_finish_struct): New static function.
16815 (finish_struct): Remove enclosing_in_struct and
16816 enclosing_struct_types parameters. Add
16817 enclosing_struct_parse_info parameter. Change all callers. Don't
16818 set C_TYPE_DEFINED_IN_STRUCT here. Call
16819 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
16820 parameter. Only push on struct_types if warn_cxx_compat.
16821 (finish_enum): Only push on struct_types if warn_cxx_compat.
16822 (declspecs_add_type): Add loc parameter. Change all callers.
16823 Change all error calls to error_at. Pass loc, not input_location,
16824 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
16825 defined in a struct. If -Wc++-compat and parsing a struct, record
16826 that a typedef name was used.
16827 * c-parser.c (c_parser_declspecs): Get location to pass to
16828 declspecs_add_type.
16829 (c_parser_struct_or_union_specifier): Update calls to start_struct
16831 * c-tree.h (struct c_struct_parse_info): Declare.
16832 (finish_struct, start_struct): Update declarations.
16833 (declspecs_add_type): Update declaration.
16835 2009-06-19 Ian Lance Taylor <iant@google.com>
16837 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
16838 variable with an anonymous type.
16840 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
16842 * see.c: Remove for real.
16844 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
16846 * optabs.h (enum optab_index): Add new OTI_significand.
16847 (significand_optab): Define corresponding macro.
16848 * optabs.c (init_optabs): Initialize significand_optab.
16849 * genopinit.c (optabs): Implement significand_optab using
16850 significand?f2 patterns.
16851 * builtins.c (expand_builtin_mathfn): Handle
16852 BUILT_IN_SIGNIFICAND{,F,L}.
16853 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
16854 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
16856 * config/i386/i386.md (significandxf2, significand<mode>2): New
16857 expanders to implement significandf, significand and significandl
16858 built-ins as inline x87 intrinsics.
16860 2009-06-18 Anatoly Sokolov <aesok@post.ru>
16862 * config/avr/avr.c (avr_override_options): Remove setting value of
16863 PARAM_INLINE_CALL_COST.
16865 2009-06-18 Richard Henderson <rth@redhat.com>
16868 * tree-pass.h (TDF_ASMNAME): New.
16869 * tree-dump.c (dump_options): Add asmname.
16870 * doc/invoke.texi: Document it.
16872 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
16873 (dump_decl_name): ...here.
16874 (dump_function_name): New flags arg; mind TDF_ASMNAME.
16875 (dump_generic_node): Update dump_function_name calls.
16876 (print_call_name): New flags arg; update all dump calls.
16877 * diagnostic.h (print_call_name): Update.
16878 * gimple-pretty-print.c (dump_gimple_call): Update.
16880 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
16883 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
16885 2009-06-18 Diego Novillo <dnovillo@google.com>
16887 * doc/plugins.texi: Document plugin_is_GPL_compatible.
16888 * plugin.c (str_license): Declare.
16889 (try_init_one_plugin): Assert that the symbol
16890 'plugin_is_GPL_compatible' exists.
16892 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
16895 * Makefile.in (OBJS-common): Remove see.o.
16897 * common.opt (fsee): Mark as preserved for backward compatibility.
16898 * opts.c (common_handle_option): Add OPT_fsee to the backward
16899 compatibility section.
16900 * passes.c (init_optimization_passes, pass_see): Remove pass.
16901 * timevar.def (TV_SEE): Remove.
16902 * tree-pass.h (pass_see): Remove declaration.
16903 * doc/invoke.texi (-fsee): Remove documentation.
16905 2009-06-18 Martin Jambor <mjambor@suse.cz>
16907 * tree-sra.c: Include statistics.h
16908 (sra_stats): New variable.
16909 (sra_initialize): Clear sra_stats.
16910 (create_access_replacement): Increment sra_stats.replacements.
16911 (get_access_replacement): Do not return twice.
16912 (analyze_all_variable_accesses): Increment statistics counter by the
16913 number of scalarized aggregates.
16914 (generate_subtree_copies): Increment sra_stats.subtree_copies.
16915 (sra_modify_expr): Increment sra_stats.exprs.
16916 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
16917 (sra_modify_assign): Increment sra_stats.exprs,
16918 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
16919 (perform_intra_sra): Update statistics counters.
16920 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
16922 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
16924 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
16925 (arm_scalar_mode_supported_p): New function.
16927 2009-06-18 Paul Brook <paul@codesourcery.com>
16928 Sandra Loosemore <sandra@codesourcery.com>
16930 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
16931 (__extendhfsf2, __truncsfhf2): Define.
16932 * config/arm/fp16.c: New file.
16933 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
16934 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
16936 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
16938 * doc/extend.texi (Half-Precision): New section.
16939 * doc/invoke.texi (Option Summary): List -mfp16-format.
16940 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
16941 * config/arm/arm.opt (mfp16-format=): New.
16942 * config/arm/arm.c: Include intl.h.
16943 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
16944 (TARGET_INVALID_RETURN_TYPE): Redefine.
16945 (TARGET_PROMOTED_TYPE): Redefine.
16946 (TARGET_CONVERT_TO_TYPE): Redefine.
16947 (arm_fp16_format): Define.
16948 (all_fpus): Add entry for neon-fp16.
16949 (fp_model_for_fpu): Likewise.
16950 (struct fp16_format): Declare.
16951 (all_fp16_formats): Define.
16952 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
16954 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
16956 (arm_legitimate_index_p): Treat HFmode like HImode.
16957 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
16958 (coproc_secondary_reload_class): Special-case HFmode.
16959 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
16960 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
16961 (arm_init_fp16_builtins): New.
16962 (arm_init_builtins): Call it.
16963 (arm_invalid_parameter_type): New.
16964 (arm_invalid_return_type): New.
16965 (arm_promoted_type): New.
16966 (arm_convert_to_type).
16967 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
16969 (arm_emit_fp16_const): New function.
16970 (arm_mangle_type): Mangle __fp16 as "Dh".
16971 * config/arm/arm.h (TARGET_VFPD32): Make it know about
16973 (TARGET_NEON_FP16): New.
16974 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
16975 (enum fputype): Add FPUTYPE_NEON_FP16.
16976 (enum arm_fp16_format_type): Declare.
16977 (arm_fp16_format): Declare.
16978 (LARGEST_EXPONENT_IS_NORMAL): Define.
16979 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
16980 * config/arm/arm-modes.def (HFmode): Define.
16981 * config/arm/vfp.md (*movhf_vfp): New.
16982 (extendhfsf2): New.
16984 * config/arm/arm.md (fpu): Add neon_fp16.
16985 (floatsihf2, floatdihf2): New.
16986 (fix_trunchfsi2, fix_trunchfdi2): New.
16988 (extendhfdf2): New.
16990 (*arm32_movhf): New.
16991 (*thumb1_movhf): New.
16992 (consttable_2): Add check for HFmode constants.
16993 (consttable_4): Handle HFmode constants.
16995 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
16997 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
16999 2009-06-17 Olivier Hainque <hainque@adacore.com>
17001 * collect2.c (main): Use CONST_CAST2 to perform char ** to
17002 const char ** conversion in AIX specific section.
17004 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
17006 * config/i386/i386.c (ix86_special_builtin_type): Remove
17007 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
17008 (bdesc_special_args): Updated.
17009 (ix86_init_mmx_sse_builtins): Likewise.
17010 (ix86_expand_special_args_builtin): Likewise.
17012 2009-06-17 Richard Henderson <rth@redhat.com>
17014 * tree-pretty-print.c (maybe_dump_asm_name): New.
17015 (dump_decl_name): Use it.
17016 (PRINT_FUNCTION_NAME): Merge into...
17017 (dump_function_name): ... here. Use maybe_dump_asm_name.
17019 2009-06-17 Cary Coutant <ccoutant@google.com>
17021 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
17023 * debug.c (struct gcc_debug_hooks): Change placeholder for
17025 (debug_nothing_int_charstar_int): Replaced by...
17026 (debug_nothing_int_charstar_int_bool): ...this.
17027 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
17028 source_line prototype.
17029 (debug_nothing_int_charstar_int): Replaced by...
17030 (debug_nothing_int_charstar_int_bool): ...this.
17031 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
17032 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
17033 Output is_stmt operand when necessary.
17034 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
17035 (notice_source_line): Add is_stmt parameter.
17036 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
17037 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
17039 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
17040 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
17042 2009-06-17 Ian Lance Taylor <iant@google.com>
17044 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
17046 (struct store_by_pieces_d): Rename from store_by_pieces. Change
17049 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
17051 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
17052 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
17053 tree_strip_sign_nop_conversions and
17054 tree_ssa_strip_useless_type_conversions rather than stripping
17055 the operations here.
17056 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
17058 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
17059 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
17060 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
17061 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
17064 2009-06-17 Michael Eager <eager@eagercon.com>
17066 * config/rs6000/constraints.md (register_constraint "d"): New.
17067 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
17068 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
17069 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
17070 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
17071 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
17072 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
17073 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
17074 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
17075 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
17076 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
17078 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
17079 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
17080 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
17081 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
17082 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
17083 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
17084 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
17085 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
17086 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
17087 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
17088 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
17089 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
17090 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
17091 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
17093 2009-06-16 Ian Lance Taylor <iant@google.com>
17095 * profile.c (total_num_never_executed): Don't define.
17096 (compute_branch_probabilities): Don't count or print
17097 num_never_executed.
17098 (init_branch_prob): Don't set total_num_never_executed.
17099 (end_branch_prob): Don't print total_num_never_executed.
17101 2009-06-17 David Daney <ddaney@caviumnetworks.com>
17103 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
17105 2009-06-17 David Edelsohn <edelsohn@gnu.org>
17107 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
17108 (nabstd2_fpr): Same.
17110 2009-06-17 Steve Ellcey <sje@cup.hp.com>
17112 * expr.c (expand_assignment): Change complex type check.
17114 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
17116 * doc/plugins.texi (Building GCC plugins): Added new section.
17118 2009-06-17 Ian Lance Taylor <iant@google.com>
17120 * c-pch.c (get_ident): Don't set size of templ array.
17121 (pch_init): Don't set size of partial_pch array.
17123 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
17124 string constant to intialize an array whose size is the length of
17127 2009-06-17 Richard Guenther <rguenther@suse.de>
17129 PR tree-optimization/40389
17130 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
17131 to addressable types.
17132 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
17134 2009-06-17 Richard Guenther <rguenther@suse.de>
17136 PR middle-end/40460
17137 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
17138 if there is no evolution of left in the loop bail out.
17139 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
17140 chrec_fold_multiply.
17142 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
17143 Janis Johnson <janis187@us.ibm.com>
17146 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
17147 for the symbol ref of a constant that is the source of a move
17148 - nor for any other not-obvious-label-ref constants.
17150 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
17152 * plugin.c (position_pass): Skip newly inserted pass during list
17153 traversal to avoid repeated insertion.
17155 2009-06-16 Ian Lance Taylor <iant@google.com>
17157 * vec.h (VEC_stack_alloc): Define different version if
17158 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
17159 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
17160 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
17161 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
17163 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
17165 * config.gcc (extra_headers): Add ia32intrin.h for x86.
17167 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
17168 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
17169 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
17170 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
17171 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
17172 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
17173 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
17174 (bdesc_special_args): Add __builtin_ia32_rdtsc and
17175 __builtin_ia32_rdtscp.
17176 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
17177 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
17178 and __builtin_ia32_rorhi.
17179 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
17180 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
17181 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
17182 (ix86_expand_args_builtin): Likewise.
17183 (ix86_expand_special_args_builtin): Likewise.
17185 * config/i386/i386.md (UNSPECV_RDTSCP): New.
17186 (UNSPECV_RDTSC): Likewise.
17187 (UNSPECV_RDPMC): Likewise.
17188 (*bsr): Renamed to ...
17190 (*bsr_rex64): Renamed to ...
17193 (*rdpmc): Likewise.
17194 (*rdpmc_rex64): Likewise.
17196 (*rdtsc): Likewise.
17197 (*rdtsc_rex64): Likewise.
17198 (rdtscp): Likewise.
17199 (*rdtscp): Likewise.
17200 (*rdtscp_rex64): Likewise.
17202 * config/i386/ia32intrin.h: New.
17204 * config/i386/x86intrin.h: Include <ia32intrin.h>.
17206 2009-06-16 Ian Lance Taylor <iant@google.com>
17208 * ira-build.c (copy_info_to_removed_store_destinations):
17209 Initialize parent_a.
17211 2009-06-16 Ian Lance Taylor <iant@google.com>
17213 * c-decl.c (grokdeclarator): Change size_varies to bool.
17215 2009-06-16 Ian Lance Taylor <iant@google.com>
17217 * sel-sched.c: Make forward declarations of move_op_hooks and
17218 fur_hooks explicitly extern.
17220 2009-06-16 Ian Lance Taylor <iant@google.com>
17222 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
17223 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
17225 2009-06-16 Ian Lance Taylor <iant@google.com>
17227 * resource.c (mark_referenced_resources): Change
17228 include_delayed_effects parameter to bool. Change all callers.
17229 (mark_end_of_function_resources): Likewise.
17230 * reorg.c (insn_references_resource_p): Likewise.
17231 (insn_sets_resource_p): Likewise.
17232 * resource.h (mark_referenced_resources): Update declaration.
17233 (mark_end_of_function_resources): Update declaration.
17235 2009-06-16 David Edelsohn <edelsohn@gnu.org>
17237 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
17239 2009-06-16 David Edelsohn <edelsohn@gnu.org>
17241 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
17242 GCC can bootstrap on AIX with GNU Binutils 2.20.
17244 2009-06-16 Ian Lance Taylor <iant@google.com>
17246 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
17248 2009-06-16 Ian Lance Taylor <iant@google.com>
17250 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
17251 inline, not extern inline.
17252 (exact_log2): Likewise.
17253 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
17255 (exact_log2): Likewise, but don't test CTZ_HWI.
17257 2009-06-16 Ian Lance Taylor <iant@google.com>
17259 * bitmap.c (bitmap_clear): Don't declare as inline.
17260 * gimple.c (gimplify_assign): Likewise.
17261 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
17262 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
17263 (sched_scan_info): Remove duplicate definition.
17265 2009-06-16 Ian Lance Taylor <iant@google.com>
17267 * c-common.c (skip_evaluation): Don't define.
17268 (c_inhibit_evaluation_warnings): Define global variable.
17269 (overflow_warning): Check c_inhibit_evaluation_warnings rather
17270 than skip_evaluation.
17271 (convert_and_check, warn_for_div_by_zero): Likewise.
17272 * c-common.h (skip_evaluation): Don't declare.
17273 (c_inhibit_evaluation_warnings): Declare.
17274 * c-parser.c (c_parser_typeof_specifier): Set
17275 c_inhibit_evaluation_warnings rather than skip_evaluation.
17276 (c_parser_conditional_expression): Likewise.
17277 (c_parser_binary_expression): Likewise.
17278 (c_parser_sizeof_expression): Likewise.
17279 (c_parser_alignof_expression): Likewise.
17280 * c-typeck.c (build_indirect_ref): Check
17281 c_inhibit_evaluation_warnings rather than skip_evaluation.
17282 (build_conditional_expr, build_binary_op): Likewise.
17284 2009-06-16 Richard Guenther <rguenther@suse.de>
17286 * tree-ssa-alias.c (is_escape_site): Remove.
17287 * tree-ssa-alias.h (enum escape_type): Remove.
17288 (is_escape_site): Likewise.
17289 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
17290 via casts and asms without deferring to is_escape_site.
17292 2009-06-16 Jakub Jelinek <jakub@redhat.com>
17294 PR middle-end/40446
17295 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
17296 use gen_lowpart if op0 has complex mode.
17298 2009-06-16 Richard Guenther <rguenther@suse.de>
17300 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
17301 variables add them to ESCAPED.
17302 (find_func_aliases): Do not make all indirectly stored values escaped.
17304 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
17306 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
17307 make_decl_one_only.
17309 2009-06-16 Martin Jambor <mjambor@suse.cz>
17311 PR tree-optimization/40432
17312 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
17313 check whether we need to force gimple register operand.
17315 2009-06-16 Martin Jambor <mjambor@suse.cz>
17317 PR tree-optimization/40413
17318 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
17319 build_ref_for_offset.
17320 (propagate_subacesses_accross_link): Fix a typo in a comment.
17322 2009-06-16 Ira Rosen <irar@il.ibm.com>
17324 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
17325 with additional parameter.
17326 * tree-vectorizer.h (enum vect_def_type): Add new value
17328 (enum vect_relevant): Add comments.
17329 (vect_is_simple_reduction): Add new argument.
17330 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
17331 Detect nested cycles.
17332 (vect_is_simple_reduction): Update documentation, add an argument to
17333 distinguish inner-loop reduction from nested cycle, detect nested
17334 cycles, fix printings and indentation, don't swap operands in case
17336 (get_initial_def_for_reduction): Handle subtraction.
17337 (vect_create_epilog_for_reduction): Add new argument to specify
17338 reduction variable.
17339 (vect_finalize_reduction): Handle subtraction, fix comments.
17340 (vectorizable_reduction): Handle nested cycles. In case of nested
17341 cycle keep track of the reduction variable position. Call
17342 vect_is_simple_reduction with additional parameter. Use original
17343 statement code in reduction epilogue for nested cycle. Call
17344 vect_create_epilog_for_reduction with additional parameter.
17345 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
17346 inner-loop vectorization.
17347 (vect_recog_widen_sum_pattern): Likewise.
17348 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
17350 (vect_mark_stmts_to_be_vectorized): Likewise.
17351 (vect_get_vec_def_for_operand): Handle nested cycles.
17353 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17355 * doc/invoke.texi (Debugging Options): Fix option index entries
17356 for -fdump-statistics, -frandom-seed add entries for
17357 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
17358 (FRV Options): Fix entries for -mTLS, -mtls.
17359 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
17360 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
17361 (M68hc1x Options): Fix @itemx for -mnominmax.
17362 (MCore Options): Fix entry for -mno-lsim.
17363 (MMIX Options): Fix entry for -mabi=mmixware.
17364 (PDP-11 Options): Fix entry for -mbcopy-builtin.
17366 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
17368 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
17369 Mention the plugin mode of gengtype.
17370 * doc/gty.texi (Source Files Containing Type Information): Likewise.
17371 * gengtype.c: Updated copyright.
17372 (plugin_files, nb_plugin_files) Added new static variables.
17373 (measure_input_list) Care about plugin_files.
17374 (write_rtx_next): Added early return in plugin mode.
17375 (create_file): Updated copyright year in generated file. Added
17377 (oprintf): Added early return if NULL outf.
17378 (get_output_file_with_visibility): Care of plugin_files.
17379 (get_output_file_name): May return null.
17380 (write_local): Added early return.
17381 (put_mangled_filename): Ditto.
17382 (finish_root_table): Added check for base_files.
17383 (write_roots): Care about null when plugins.
17384 (main): Added plugin mode.
17386 2009-06-15 Ian Lance Taylor <iant@google.com>
17388 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
17389 * gcov.c (read_count_file): Add braces around variables declared
17392 * c.opt (Wjump-misses-init): New warning.
17393 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
17394 -Wall and -Wc++-compat if not already set.
17395 (c_common_post_options): Clear warn_jump_misses_init if it was not
17397 * c-decl.c (struct c_binding): Change type field to a union with
17398 new label field. Make it the first field in the struct. Update
17399 references to type to use u.type instead.
17400 (struct c_spot_bindings): Define.
17401 (struct c_goto_bindings): Define.
17402 (c_goto_bindings_p): Define, along with VECs.
17403 (struct c_label_vars): Define.
17404 (struct c_scope): Add has_label_bindings field.
17405 (bind_label, set_spot_bindings): New static functions.
17406 (decl_jump_unsafe, update_spot_bindings): New static functions.
17407 (update_label_decls): New static function.
17408 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
17409 Update binding u.label field to shadowed field.
17410 (c_binding_start_stmt_expr): New function.
17411 (c_binding_end_stmt_expr): New function.
17412 (pushdecl): Don't call c_begin_vm_scope.
17413 (make_label): Add defining and p_label_vars parameters. Change
17415 (lookup_label): Correct test for whether a label has not yet been
17416 defined. Call bind_label rather than bind.
17417 (warn_about_goto): New static function.
17418 (lookup_label_for_goto): New function.
17419 (declare_label): Call bind_label rather than bind.
17420 (check_earlier_gotos): New static function.
17421 (define_label): Don't give errors about jumping into statement
17422 expressions or scopes of variably modified types. Call
17423 set_spot_bindings and check_earlier_gotos. Call bind_label
17424 instead of bind. Don't set label_context_stack_se or
17425 label_context_stack_vm.
17426 (c_get_switch_bindings): New function.
17427 (c_release_switch_bindings): New function.
17428 (c_check_switch_jump_warnings): New function.
17429 (start_function): Don't set label_context_stack_se or
17430 label_context_stack_vm.
17431 (finish_function): Likewise.
17432 * c-typeck.c (label_context_stack_se): Don't define.
17433 (label_context_stack_vm): Don't define.
17434 (c_finish_goto_label): Call lookup_label_for_goto rather than
17435 lookup_label. Don't give errors about jumping into a statement
17436 expression or the scope of a variably modified type. Don't set
17437 label_context_stack_se or label_context_stack_vm.
17438 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
17439 fields. Add bindings field.
17440 (c_start_case): Don't set deleted fields. Set bindings field.
17441 (do_case): Rework order of tests. Don't check blocked_stmt_expr
17442 or blocked_vm. Call c_check_switch_jump_warnings.
17443 (c_finish_case): Don't test blocked_stmt_expr field. Call
17444 c_release_switch_bindings.
17445 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
17446 c_switch_stack. Don't walk label_context_stack_se labels. Don't
17447 set label_context_stack_se. Call c_bindings_start_stmt_expr.
17448 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
17449 c_switch_stack. Don't walk label_context_stack_se labels. Don't
17450 set label_context_stack_se. Call c_bindings_end_stmt_expr.
17451 (c_begin_vm_scope, c_end_vm_scope): Don't define.
17452 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
17453 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
17454 (C_DECL_UNJUMPABLE_VM): Don't define.
17455 (C_DECL_UNDEFINABLE_VM): Don't define.
17456 (struct c_label_list): Don't define.
17457 (struct c_label_context_se): Don't define.
17458 (struct c_label_context_vm): Don't define.
17459 (struct c_spot_bindings): Declare.
17460 (c_bindings_start_stmt_expr): Declare.
17461 (c_bindings_end_stmt_expr): Declare.
17462 (lookup_label_for_goto): Declare.
17463 (c_get_switch_bindings, c_release_switch_bindings): Declare.
17464 (c_check_switch_jump_warnings): Declare.
17465 (label_context_stack_se, label_context_stack_vm): Don't declare.
17466 (c_finish_goto_label): Update declaration.
17467 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
17468 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
17469 (Warning Options): Document -Wjump-misses-init.
17471 2009-06-15 Jakub Jelinek <jakub@redhat.com>
17473 * tree-object-size.c (addr_object_size): Fix a pasto in the last
17476 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
17478 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
17480 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
17482 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
17484 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
17486 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
17488 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
17490 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
17491 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
17492 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
17493 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
17494 * dwarf2asm.c (dw2_force_const_mem): Update call to
17495 make_decl_one_only.
17496 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
17497 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
17498 * langhooks.c (lhd_comdat_group): Remove.
17499 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
17500 * tree.h (DECL_COMDAT_GROUP): New.
17501 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
17502 (tree_decl_with_vis): Add comdat_group. Remove one_only.
17503 (make_decl_one_only): Change signature.
17504 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
17505 make_decl_one_only.
17506 (make_decl_one_only): Change signature.
17507 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
17509 2009-06-15 Richard Guenther <rguenther@suse.de>
17511 PR middle-end/40439
17512 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
17514 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17516 * tree-ssa-math-opts.c: Remove extra divide.
17518 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17520 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
17522 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17524 * passes.c: Add bswap pass.
17525 * tree-pass.h: Add pass_optimize_bswap declaration.
17526 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
17527 Include rtl.h, expr.h and optabs.h for optab_handler check.
17528 (struct symbolic_number, pass_optimize_bswap): New definition.
17529 (do_shift_rotate, verify_symbolic_number_p): New functions.
17530 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
17531 (gate_optimize_bswap): New function.
17532 * tree.c (widest_int_cst_value): New function.
17533 * tree.h (widest_int_cst_value): Prototype added.
17535 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
17537 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
17538 REG_EQUAL/REG_EQUIV notes.
17540 2009-06-14 Richard Guenther <rguenther@suse.de>
17542 PR middle-end/40389
17543 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
17544 has its address taken if NRV was applied and it is addressable.
17545 * tree-ssa-structalias.c (get_constraint_for_address_of): New
17546 function split out from ...
17547 (get_constraint_for_1): ... here.
17548 (handle_rhs_call): Use it to mark the return slot escaped if
17549 it is addressable and NRV was applied.
17551 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
17553 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
17554 Change first argument type to location_t.
17555 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
17556 Do not set input_location.
17557 Use loc instead of input_location throughout.
17559 2009-06-13 Richard Guenther <rguenther@suse.de>
17561 PR tree-optimization/40421
17562 * tree-predcom.c (should_unroll_loop_p): Remove.
17563 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
17565 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
17567 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17568 Add location argument.
17570 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
17572 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
17574 * config/s390/s390.c (s390_build_builtin_va_list): Same.
17575 (s390_gimplify_va_arg): Pass location to create_artificial_label.
17576 * config/spu/spu-protos.h: Add location to
17577 spu_resolve_overloaded_builtin.
17578 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
17579 spu_build_builtin_va_list.
17580 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
17581 argument. Pass location to build_function_call_vec.
17582 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
17584 (emit_fpu_switch): Same.
17585 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
17586 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
17587 to build_decl and create_artificial_label.
17588 (xtensa_gimplify_va_arg_expr): Same.
17589 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
17590 (xstormy16_gimplify_va_arg_expr): Same.
17591 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
17592 * config/arm/arm.c (arm_build_builtin_va_list): Same.
17593 * config/mips/mips.c (mips_build_builtin_va_list): Same.
17594 (mips16_build_function_stub): Same.
17595 (mips16_build_call_stub): Same.
17597 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
17600 * arm/constraints.md (Pa, Pb): New constraints.
17601 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
17602 split pattern to deal with them.
17604 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
17606 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
17607 fix index entry for -Xpreprocessor.
17609 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
17611 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17612 Add location argument to build_decl call.
17613 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
17614 (rs6000_init_builtins): Same.
17615 (spe_init_builtins): Same.
17616 (rs6000_gimplify_va_arg): Add location argument to
17617 create_artificial_label call.
17619 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
17621 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
17622 * combine-stack-adj.c (pass_stack_adjustments): Use it.
17623 * Makefile.in: Fix GGC dependency for gcse.o.
17625 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
17627 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
17628 * gimple-pretty-print.c (dump_gimple_stmt): Same.
17629 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
17631 * c-parser.c (c_parser_binary_expression): Use current column while
17632 building binary operations.
17633 * common.opt (fshow-column): Enable by default.
17634 * tree-vrp.c (check_array_ref): Use warning_at.
17635 (check_array_bounds): Use location from call back if expr has no
17637 * tree.h: Add location argument to maybe_fold_*.
17638 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
17639 (maybe_fold_offset_to_array_ref): Add location argument and use it.
17640 (maybe_fold_offset_to_component_ref): Same.
17641 (maybe_fold_offset_to_reference): Same.
17642 (maybe_fold_offset_to_address): Same.
17643 (maybe_fold_stmt_indirect): Same.
17644 (maybe_fold_stmt_addition): Same.
17645 (fold_stmt_r): Pass location to maybe_fold_*.
17646 (fold_gimple_assign): Same.
17647 * c-tree.h: Add location argument to finish_decl,
17648 default_function_array_conversion, store_init_value.
17649 * c-decl.c (define_label): Use error_at.
17650 (c_make_fname_decl): Pass location to finish_decl.
17651 (finish_decl): New location argument.
17652 (build_compound_literal): Pass location to store_init_value.
17653 (grokdeclarator): Pass location to finish_decl.
17655 * c-typeck.c (array_to_pointer_conversion): New location argument.
17656 (function_to_pointer_conversion): Same.
17657 (default_function_array_conversion): Same.
17658 (parser_build_unary_op): Pass location to overflow_warning.
17659 (parser_build_binary_op): Same. Use warning_at.
17660 (build_unary_op): Pass location to array_to_pointer_conversion.
17661 (build_c_cast): Pass location to digest_init.
17662 (build_modify_expr): New location argument.
17663 (convert_for_assignment): Same.
17664 (store_init_value): Same.
17665 (digest_init): Same.
17666 (output_init_element): Pass location to digest_init and
17667 array_to_pointer_conversion.
17668 (c_finish_return): Pass location to convert_for_assignment.
17669 * gimplify.c (gimplify_conversion): Pass location to
17670 maybe_fold_offset_to_address.
17671 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
17672 to maybe_fold_stmt_addition.
17673 * c-omp.c (c_finish_omp_atomic): Pass new location to
17675 (c_finish_omp_for): Same.
17676 * c-common.c (overflow_warning): New argument.
17677 * c-common.h: New argument to build_modify_expr, overflow_warning.
17678 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
17680 (c_parser_initializer): Pass location to
17681 default_function_array_conversion.
17682 (c_parser_initelt): Same.
17683 (c_parser_initval): Same.
17684 (c_parser_asm_operands): Same.
17685 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
17686 (c_parser_conditional_expression): Same.
17687 (c_parser_binary_expression): Add location info to stack. Use it.
17688 (c_parser_unary_expression): Pass location to
17689 default_function_array_conversion, parser_build_unary_op,
17690 build_indirect_ref, c_parser_postfix_expression_after_primary.
17691 (c_parser_postfix_expression_after_primary): New location argument.
17693 (c_parser_expression_conv): Pass location to
17694 default_function_array_conversion.
17695 (c_parser_expr_list): Same.
17696 (c_parser_omp_atomic): Same.
17697 (c_parser_omp_for_loop): Same.
17698 * c-tree.h (struct c_declarator): Add comment to id_loc.
17699 (build_array_declarator): New argument.
17700 * c-decl.c (build_array_declarator): Add location argument.
17701 (grokdeclarator): Set id_loc for cdk_array.
17702 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
17703 build_array_declarator.
17704 * tree.c (build_omp_clause): Add location argument.
17705 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
17706 (OMP_CLAUSE_LOCATION): New macro.
17707 (struct tree_omp_clause): Add location field.
17708 (build_omp_clause): Add argument.
17709 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
17711 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
17712 (cp_parser_omp_clause_collapse): Same.
17713 (cp_parser_omp_clause_default): Same.
17714 (cp_parser_omp_clause_if): Same.
17715 (cp_parser_omp_clause_nowait): Same.
17716 (cp_parser_omp_clause_num_threads): Same.
17717 (cp_parser_omp_clause_ordered): Same.
17718 (cp_parser_omp_clause_schedule): Same.
17719 (cp_parser_omp_clause_untied): Same.
17720 (cp_parser_omp_for_loop): Same.
17721 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
17722 * c-tree.h (c_start_case): Add location argument.
17723 (c_process_expr_stmt): Same.
17724 (c_finish_goto_*): Same.
17725 * tree-parloops.c (initialize_reductions): Pass location to
17727 (create_parallel_loop): Same.
17728 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
17729 (gfc_trans_omp_reduction_list): Same.
17730 (gfc_trans_omp_clauses): Same.
17731 (gfc_trans_omp_do): Same.
17732 * c-typeck.c (c_finish_goto_label): Same.
17733 (c_finish_goto_ptr): New location argument.
17734 (c_start_case): Same.
17735 (emit_side_effect_warnings): Same.
17736 (c_process_expr_stmt): Same.
17737 (c_finish_stmt_expr): Same.
17738 (c_finish_omp_clauses): Use error_at instead of error.
17739 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
17741 * c-omp.c (c_split_parallel_clauses): New location argument.
17742 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
17743 to build_omp_clause.
17744 (convert_local_reference_stmt): Same.
17745 (convert_gimple_call): Same.
17746 * c-common.h (c_split_parallel_clauses): New argument.
17747 * c-parser.c (c_parser_statement_after_labels): Pass location to
17748 c_finish_goto_label.
17749 (c_parser_switch_statement): Pass location to c_start_case.
17750 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
17751 and c_process_expr_stmt.
17752 (c_parser_omp_variable_list): Add location argument.
17753 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
17754 (c_parser_omp_clause_default): Same.
17755 (c_parser_omp_clause_if): Same.
17756 (c_parser_omp_clause_num_threads): Same.
17757 (-c_parser_omp_clause_ordered): Same.
17758 (c_parser_omp_clause_reduction): Pass location to
17759 c_parser_omp_variable_list.
17760 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
17761 (c_parser_omp_clause_untied): Same.
17762 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
17763 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
17765 * c-tree.h (check_for_loop_decls, undeclared_variable,
17766 build_component_ref, build_array_ref, build_external_ref,
17767 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
17768 build_conditional_expr, build_compound_expr, c_cast_expr,
17769 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
17770 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
17772 * c-semantics.c (build_stmt): Same.
17773 (build_case_label): Same.
17774 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
17775 (undeclared_variable): New argument.
17776 (make_label): Same.
17777 (lookup_label): Pass location on down.
17778 (define_label): Same.
17779 (finish_decl): Same.
17780 (build_compound_literal): Same.
17781 (finish_struct): Same.
17782 (finish_function): Do not set location here.
17783 (check_for_loop_decls): New argument.
17784 * tree.c (save_expr): Set location.
17785 (build_empty_stmt): New argument.
17786 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
17787 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
17788 * builtins.c (gimplify_va_arg_expr): Use locations.
17789 (expand_builtin_sync_operation): Same.
17790 * c-typeck.c (build_component_ref): New argument.
17791 (build_array_ref): Same.
17792 (build_external_ref): Same.
17793 (c_expr_sizeof_expr): Same.
17794 (c_expr_sizeof_type): Same.
17795 (parser_build_unary_op): Same.
17796 (build_conditional_expr): Same.
17797 (build_compound_expr): Pass location on down.
17798 (build_compound_expr): New argument.
17799 (build_c_cast): Same.
17800 (c_cast_expr): Same.
17801 (build_asm_expr): Same.
17802 (c_finish_return): Same.
17803 (c_process_expr_stmt): Pass location on down.
17804 (c_finish_stmt_expr): New argument.
17805 (push_clenaup): Same.
17806 (c_finish_omp_parallel): Same.
17807 (c_finish_omp_task): Same.
17808 * gimplify.c (gimplify_call_expr): Pass location on down.
17809 * c-omp.c (c_finish_omp_master): New argument.
17810 (c_finish_omp_critical): Same.
17811 (c_finish_omp_ordered): Same.
17812 (c_finish_omp_barrier): Same.
17813 (-c_finish_omp_taskwait): Same.
17814 (c_finish_omp_atomic): Same.
17815 (c_finish_omp_flush): Same.
17816 * tree-inline.c (copy_tree_body_r): Pass location on down.
17817 (inline_forbidden_p): Remove use of input_location.
17818 * c-gimplify.c (c_build_bind_expr): New argument.
17819 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
17820 (c_sizeof_or_alignof_type): New argument.
17821 (c_alignof_expr): Same.
17822 (build_va_arg): Same.
17823 (c_add_case_label): Same.
17824 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
17825 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
17826 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
17827 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
17828 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
17829 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
17831 * stub-objc.c (objc_build_selector_expr): Same.
17832 (objc_build_throw_stmt): Same.
17833 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
17834 (c_parser_initelt): Same.
17835 (c_parser_compound_statement): Same.
17836 (c_parser_compound_statement_nostart): Same.
17837 (c_parser_label): Same.
17838 (c_parser_statement_after_labels): Same.
17839 (c_parser_if_body): Same.
17840 (c_parser_else_body): Same.
17841 (c_parser_if_statement): Same.
17842 (c_parser_switch_statement): Same.
17843 (c_parser_while_statement): Same.
17844 (c_parser_do_statement): Same.
17845 (c_parser_for_statement): Same.
17846 (c_parser_asm_statement): Same.
17847 (c_parser_conditional_expression): Same.
17848 (c_parser_binary_expression): Same.
17849 (c_parser_cast_expression): Same.
17850 (c_parser_unary_expression): Same.
17851 (c_parser_sizeof_expression): Same.
17852 (c_parser_alignof_expression): Same.
17853 (c_parser_postfix_expression): Same.
17854 (c_parser_expression): Same.
17855 (c_parser_objc_receiver): Same.
17856 (c_parser_omp_variable_list): Same.
17857 (c_parser_omp_structured_block): Same.
17858 (c_parser_omp_atomic): New argument.
17859 (c_parser_omp_barrier): Same.
17860 (c_parser_omp_critical): Same.
17861 (c_parser_omp_flush): Pass location on down.
17862 (c_parser_omp_for_loop): New argument.
17863 (c_parser_omp_for): Same.
17864 (c_parser_omp_master): Same.
17865 (c_parser_omp_ordered): Same.
17866 (c_parser_omp_sections_scope): Same.
17867 (c_parser_omp_sections): Same.
17868 (c_parser_omp_parallel): Same.
17869 (c_parser_omp_single): Same.
17870 (c_parser_omp_task): Same.
17871 (c_parser_omp_taskwait): Pass location on down.
17872 (c_parser_omp_construct): Same.
17873 (c_parser_omp_threadprivate): Same.
17874 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
17875 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
17876 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
17877 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
17878 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
17879 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
17880 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
17881 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
17882 config/i386/i386.c, stmt.c:
17883 Add location argument to the following function definitions and/or
17884 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
17885 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
17886 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
17887 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
17888 do_case, c_finish_bc_stmt, build_compound_literal,
17889 build_function_call.
17890 * c-decl.c (build_compound_literal): Add location argument.
17891 Make all diagnostic calls use location.
17892 (start_struct): Same.
17893 (finish_struct): Same.
17894 (start_enum): Same.
17895 (build_enumerator): Same.
17896 (start_function): Same.
17897 (grokdeclarator): Make all diagnostic calls use location.
17898 (store_parm_decls_oldstyle): Same.
17899 * c-typeck.c (build_function_call): Add location argument.
17900 Make all diagnostic calls use location.
17902 (c_finish_bc_stmt): Same.
17903 * tree-nested.c (get_trampoline_type): Add argument.
17904 Pass location to build_decl.
17905 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
17906 * rtl.h (RTL_LOCATION): New.
17907 * c-common.c (c_add_case_label): Add location argument.
17908 Make all diagnostic calls use location.
17909 * c-common.h: Add location argument to make_fname_decl, do_case,
17910 c_add_case_label, build_function_call, resolve_overloaded_builtin.
17911 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
17912 Set it appropriately for every case. Pass enum_loc to start_enum
17913 call. Pass value_loc first to build_enumerator. Pass enum_loc to
17915 (c_parser_struct_or_union_specifier): Save location. Use it for
17916 start_struct, finish_struct, and parser_xref_tag.
17918 2009-06-12 Ian Lance Taylor <iant@google.com>
17920 * fold-const.c (fold_unary): Rename local variable and to and_expr.
17922 * c-opts.c (c_common_handle_option): For -Wc++-compat set
17923 cpp_opts->warn_cxx_operator_names.
17925 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17928 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
17929 is returns NULL and OP is a VCE, look through the VCE.
17931 2009-06-12 Ian Lance Taylor <iant@google.com>
17934 * collect2.c (main): Use CONST_CAST2 in code inside #if
17935 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
17937 2009-06-12 Joey Ye <joey.ye@intel.com>
17939 PR middle-end/39146
17940 * cfgexpand.c (get_decl_align_unit): Update
17941 max_used_stack_slot_alignment with align instead of
17942 stack_alignment_needed.
17944 * function.c (assign_stack_local_1): Update
17945 max_used_stack_slot_alignment with alignment_in_bits instead
17946 of stack_alignment_needed.
17947 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
17950 2009-06-12 Jakub Jelinek <jakub@redhat.com>
17952 * dwarf2out.c (last_var_location_insn): New variable.
17953 (dwarf2out_end_epilogue): Clear last_var_location_insn.
17954 (dwarf2out_var_location): Don't record anything after last real
17955 insn. Only change labels if there were any real instructions
17956 in between last note and this one, or if changed sections.
17958 2009-06-11 Richard Henderson <rth@redhat.com>
17960 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
17961 note when storing the frame pointer in a register.
17962 (FRP): Don't redefine to nothing for epilogue.
17963 (alpha_expand_epilogue): Mark register and sp restores.
17964 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
17966 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
17967 when gen_lowpart is needed.
17969 2009-06-11 Richard Henderson <rth@redhat.com>
17971 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
17973 * dwarf2out.c (need_data_align_sf_opcode): New.
17974 (div_data_align): Move earlier.
17975 (def_cfa_1, reg_save): Use it.
17977 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
17979 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
17980 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
17981 (ix86_handle_option): Handle OPT_mcrc32.
17982 (ix86_target_string): Add -mcrc32.
17983 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
17985 * config/i386/i386.h (TARGET_CRC32): New.
17987 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
17988 (sse4_2_crc32di): Likewise.
17990 * config/i386/i386.opt (mcrc32): New.
17992 * doc/invoke.texi: Document -mcrc32.
17994 2009-06-11 Richard Henderson <rth@redhat.com>
17996 * common.opt (gdwarf-): Accept a version number.
17997 * doc/invoke.texi (gdwarf-): Update docs.
17998 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
17999 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
18000 version level, and record it.
18002 * dwarf2.h (DW_CIE_VERSION): Remove.
18003 * dwarf2out.c (DWARF_VERSION): Remove.
18004 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
18005 (output_call_frame_info): Use CIE version 3 for dwarf3,
18006 or if the return register column is out of range for version 1.
18007 (dwarf_stack_op_name): Add all dwarf3 values.
18008 (DEBUG_PUBTYPES_SECTION): New.
18009 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
18010 encoding change for dwarf3.
18011 (output_die) [dw_val_class_die_ref]: Likewise.
18012 (output_compilation_unit_header): Emit correct version for dwarf3.
18013 (output_line_info): Likewise.
18014 (output_pubnames): Update for DWARF_VERSION removal.
18015 (output_aranges): Likewise.
18016 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
18017 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
18018 (dwarf2out_finish): Likewise.
18020 2009-06-11 David Daney <ddaney@caviumnetworks.com>
18022 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
18025 2009-06-11 David Daney <ddaney@caviumnetworks.com>
18028 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
18029 * builtins.c (expand_builtin_unreachable): New function.
18030 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
18031 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
18032 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
18034 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
18035 searching for missing barriers.
18037 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18039 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
18040 when -fprofile-generate* was passed.
18041 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
18043 2009-06-11 Anthony Green <green@moxielogic.com>
18045 * config/moxie/moxie.md: Define length attribute for all instructions.
18047 (*b<cond:code>): Support limited branch ranges for new PC-relative
18048 branch instructions.
18049 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
18051 2009-06-11 Jakub Jelinek <jakub@redhat.com>
18053 * config/i386/i386.c (min_insn_size): Use get_attr_length
18054 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
18055 For __asm return 0.
18057 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
18058 instead of emit_insn_before.
18060 2009-06-10 Ian Lance Taylor <iant@google.com>
18063 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
18066 2009-06-10 Revital Eres <eres@il.ibm.com>
18068 * passes.c (init_optimization_passes): Reschedule
18069 predictive-commoning pass before complete unroll pass.
18071 2009-06-10 Martin Jambor <mjambor@suse.cz>
18073 * cgraph.c (cgraph_node_can_be_local_p): New function.
18074 (cgraph_make_node_local): New function.
18075 * cgraph.h (cgraph_node_can_be_local_p): Declare.
18076 (cgraph_make_node_local): Declare.
18078 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
18080 * tree.h (tree_base): Add packed_flag and user_align fields.
18081 Decrease size of spare field.
18082 (TYPE_USER_ALIGN): Use user_align from tree_base.
18083 (DECL_USER_ALIGN): Likewise.
18084 (TYPE_PACKED): Use packed_flag from tree_base.
18085 (DECL_PACKED): Likewise.
18086 (tree_type): Delete packed_flag and user_align fields. Widen
18087 precision field. Widen mode field and shuffle fields to align
18088 mode on an 8-bit boundary.
18089 (tree_decl_common): Delete decl_flag_1 and user_align fields.
18090 Renumber decl_flag_* fields. Fix comments. Widen
18091 decl_common_unused field.
18092 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
18093 (DECL_EXTERNAL): Likewise.
18094 (DECL_BIT_FIELD): Likewise.
18095 (DECL_NONADDRESSABLE_P): Likewise.
18096 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
18097 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
18099 2009-06-10 Ian Lance Taylor <iant@google.com>
18101 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
18102 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
18103 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
18104 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
18105 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
18106 DEF_VEC_ALLOC_FUNC_P.
18107 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
18108 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
18109 DEF_VEC_ALLOC_FUNC_O.
18110 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
18111 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
18112 DEF_VEC_ALLOC_FUNC_I.
18113 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
18114 (vec_stack_p_reserve_exact_1): Declare.
18115 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
18116 (vec_stack_free): Declare.
18117 (VEC_stack_alloc): Define.
18118 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
18119 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
18120 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
18121 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
18123 (stack_vecs): New static variable.
18124 (vec_stack_p_reserve_exact_1): New function.
18125 (vec_stack_o_reserve_1): New static function.
18126 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
18127 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
18128 (vec_stack_free): New function.
18129 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
18130 (VEC_df_ref_stack_alloc): Define.
18131 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
18132 DEF_VEC_ALLOC_P_STACK.
18133 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
18134 (struct df_collection_rec): Change _vec fields to VEC. Remove
18136 (df_free_collection_rec): Adjust for new fields.
18137 (df_insn_rescan): Use new df_collection_rec fields.
18138 (df_notes_rescan, df_canonize_collection_rec): Likewise.
18139 (df_ref_create_structure, df_ref_record): Likewise.
18140 (df_get_conditional_uses, df_get_call_refs): Likewise.
18141 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
18142 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
18143 (df_record_exit_block_uses, df_bb_verify): Likewise.
18144 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
18145 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
18146 Remove count parameter. Change return type to void. Change all
18148 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
18149 Remove count parameter. Change return type to void. Change all
18151 (df_install_refs): Change old_vec parameter to VEC. Remove count
18152 parameter. Change all callers.
18153 (df_install_mws): Change old_vec parameter to VEC. Remove count
18154 parameter. Change all callers.
18155 (df_refs_verify): Change new_rec parameter to VEC. Change call
18157 (df_mws_verify): Likewise.
18159 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
18161 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
18163 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
18165 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
18167 2009-06-10 Anthony Green <green@moxielogic.com>
18169 * config/moxie/crti.asm: New file.
18170 * config/moxie/crtn.asm: New file.
18171 * config/moxie/moxie.c: New file.
18172 * config/moxie/moxie.h: New file.
18173 * config/moxie/sfp-machine.h: New file.
18174 * config/moxie/moxie-protos.h: New file.
18175 * config/moxie/t-moxie: Created.
18176 * config/moxie/t-moxie-softfp: Created.
18177 * config/moxie/moxie.md: Created.
18178 * config/moxie/constraints.md: Created.
18179 * config.gcc: Add moxie support.
18180 * doc/md.texi (Machine Constraints): Add moxie constraints.
18181 * doc/contrib.texi (Contributors): Mention moxie port.
18182 * doc/install.texi (Specific): Mention the moxie port.
18184 2009-06-09 Ian Lance Taylor <iant@google.com>
18186 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
18187 compiling with C++.
18188 * optabs.c (optab_table): Only use designated initializers if
18189 HAVE_DESIGNATED_INITIALIZERS is defined.
18190 (convert_optab_table): Likewise.
18191 (init_optabs): Always call init_insn_codes if
18192 HAVE_DESIGNATED_INITIALIZERS is not defined.
18194 2009-06-09 Ian Lance Taylor <iant@google.com>
18196 * targhooks.c (default_builtin_vectorized_function): Change fn
18197 parameter to unsigned int.
18198 (default_builtin_vectorized_conversion): Change code parameter to
18200 (default_builtin_reciprocal): Change fn parameter to unsigned int.
18201 * targhooks.h: Update declarations.
18202 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
18203 parameter to unsigned int.
18205 * c-typeck.c (comptypes_check_enum_int): New static function.
18206 (comptypes_internal): Add enum_and_int_p parameter. Change all
18208 (comp_target_types): Add location parameter. Change all callers.
18209 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
18210 Change all callers.
18211 (function_types_compatible_p, type_lists_compatible_p): Likewise.
18212 (build_conditional_expr): Add colon_loc parameter. Change all
18214 (convert_for_assignment): Add location parameter. Change all callers.
18215 * c-parser.c (c_parser_conditional_expression): Pass location of
18216 colon to build_conditional_expr.
18217 * c-tree.h (build_conditional_expr): Update declaration.
18219 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
18221 * graphite.c: Revert previous patch.
18223 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
18226 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
18228 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
18230 * tree-ssa-loop-prefetch.c
18231 (loop_prefetch_arrays): Fixed a portability problem in printf format
18234 2009-06-09 Martin Jambor <mjambor@suse.cz>
18236 PR tree-optimization/40351
18237 * tree-sra.c (propagate_subacesses_accross_link): Check that a
18238 refrence to a potential artifical subaccess can be constructed.
18240 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
18242 * config/sh/sh-protos.h (sh_optimization_options): Declare.
18243 (sh_override_options): Likewise.
18244 * config/sh/sh.c: Include params.h.
18245 (sh_optimization_options): New.
18246 (sh_override_options): Likewise.
18247 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
18248 (OVERRIDE_OPTIONS): Use sh_override_options.
18250 2009-06-08 Jakub Jelinek <jakub@redhat.com>
18252 * dwarf2out.c (emit_cfa_remember): New variable.
18253 (add_fde_cfi): If emit_cfa_remember, recurse to add
18254 DW_CFA_remember_state first.
18255 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
18256 instead just set emit_cfa_remember.
18258 2009-06-08 Jan Hubicka <jh@suse.cz>
18261 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
18263 2009-06-08 Jan Hubicka <jh@suse.cz>
18265 PR middle-end/39834
18266 * cgraphunit.c (save_inline_function_body): Do not copy transform
18267 hooks for saved inline bodies.
18268 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
18269 for given function.
18271 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
18273 * jump.c (returnjump_p): Handle delayed branches. Add missing
18276 2009-06-08 Jan Hubicka <jh@suse.cz>
18278 PR middle-end/40102
18279 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
18280 original node might've been modified.
18281 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
18283 2009-06-08 Jakub Jelinek <jakub@redhat.com>
18285 * tree-object-size.c (addr_object_size): Add OSI argument.
18286 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
18287 (compute_builtin_object_size, expr_object_size): Adjust callers.
18288 (plus_stmt_object_size): Call addr_object_size instead of
18289 compute_builtin_object_size.
18291 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
18292 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18294 * tree-ssa-loop-prefetch.c
18295 (gather_memory_references): Introduced a counter for the number of
18297 (anything_to_prefetch_p): Introduced a counter for the number of
18299 (is_loop_prefetching_profitable): New function with a cost model
18301 (loop_prefetch_arrays): Use the new cost model to determine if
18302 prefetching is profitable.
18303 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
18304 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
18305 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
18306 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
18307 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
18308 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
18310 2009-06-08 Michael Matz <matz@suse.de>
18313 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
18314 partitions use the same.
18315 (expand_one_var): Deal with DECL_RTL sometimes begin set also
18316 for basevars of SSA_NAMEs.
18317 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
18318 to not expand them twice.
18319 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
18322 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
18324 * common.opt (fcompare-debug=, fcompare-debug-second): New.
18325 (fdump-final-insns=, gtoggle): New.
18326 * doc/invoke.texi: Document them.
18327 * final.c (rest_of_clean_state): Dump final insn stream.
18328 * gcc.c (invoke_as): Hook in -fcompare-debug.
18329 (static_spec_functions): Add compare-debug-dump-opt,
18330 compare-debug-self-opt and compare-debug-auxbase-opt.
18331 (compare_debug, compare_debug_second, compare_debug_opt): New.
18332 (switches_debug_check, n_switches_debug_check): New.
18333 (debug_auxbase_opt, debug_check_temp_file): New.
18334 (process_command): Handle -fno-compare-debug, -fcompare-debug and
18336 (do_self_spec): Handle arguments after switches.
18337 (do_spec_1): Add .gk extension to temp file basenames for compare.
18338 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
18339 (cc1_options): Use it instead of normal auxbase computation for
18340 the second compare-debug compilation.
18341 (compare_files): New.
18342 (main): Set up and implement compare debug mode.
18343 (compare_debug_dump_opt_spec_function): New.
18344 (compare_debug_self_opt_spec_function): New.
18345 (compare_debug_auxbase_opt_spec_function): New.
18346 * toplev.c (process_options): Handle flag_gtoggle,
18347 flag_dump_final_insns.
18348 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
18349 during -fcompare-debug-second compilation.
18351 2009-06-07 Ian Lance Taylor <iant@google.com>
18353 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
18354 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
18356 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
18357 with no default node. Change warning with %H to warning_at.
18358 Don't clear warn_switch around case checking.
18359 * doc/invoke.texi (Warning Options): Clarify distinction between
18360 -Wswitch and -Wswitch-enum.
18362 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18364 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
18366 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18368 * gbl-ctors.h: Add header guard.
18370 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18372 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
18373 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
18374 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
18375 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
18376 prototypes for removed functions.
18377 (expressions_equal_p): Move to ...
18378 * tree-ssa-sccvn.h: ... here and ...
18379 * matrix-reorg.c: ... adjust includes.
18381 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18383 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
18385 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18387 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
18388 (finish_function): Remove erroneous whitespace.
18390 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18392 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
18393 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
18395 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18397 * errors.c (internal_error): Commentary typo fix.
18398 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
18399 * tree-ssa-pre.c: Ditto.
18401 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18403 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
18404 them is supposed to hold actual statements.
18406 2009-06-06 Ian Lance Taylor <iant@google.com>
18408 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
18409 empty statements can now have attributes.
18411 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
18413 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
18414 * config/mips/mips.md: Ditto.
18416 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
18418 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
18420 (__eabi_uconvert): Likewise.
18422 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
18424 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
18425 CFI_* definitions with IN_GCC.
18427 2009-06-05 David Edelsohn <edelsohn@gnu.org>
18429 * xcoffout.h (xcoffout_source_line): Update prototype.
18431 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18433 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
18434 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
18436 2009-06-05 Jakub Jelinek <jakub@redhat.com>
18438 PR middle-end/40340
18439 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
18440 inlined_function_outer_scope_p blocks for artificial inlines
18442 * tree.c (tree_nonartificial_location): Rewrite using
18443 block_nonartificial_location.
18445 2009-06-05 Revital Eres <eres@il.ibm.com>
18446 Leehod Baruch <leehod@il.ibm.com>
18448 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
18449 (expand_expr_real_1): Remove comment.
18450 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
18451 Vectorize misaligned access when the target supports it.
18452 (vect_supportable_dr_alignment): Check for unaligned access support.
18453 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
18456 2009-06-05 Julian Brown <julian@codesourcery.com>
18458 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
18459 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
18461 2009-06-05 Richard Guenther <rguenther@suse.de>
18464 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
18465 as possibly unused.
18467 2009-06-05 Jakub Jelinek <jakub@redhat.com>
18469 * config/s390/s390.c (global_not_special_regno_p): New static inline.
18470 (save_gprs): Don't tell unwinder when a global register is saved.
18471 (s390_emit_epilogue): Emit needed epilogue unwind info.
18473 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
18475 * dwarf2out.c (deferred_asm_name): New.
18476 (add_name_and_src_coords_attributes): Defer creation of
18477 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
18479 (move_linkage_attr): New.
18480 (dwarf2out_finish): Revisit deferrals and emit attributes at the
18483 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
18485 * tree-nested.c (finalize_nesting_tree_1): Declare the
18486 frame_decl in the binding tree.
18488 2009-06-04 Cary Coutant <ccoutant@google.com>
18490 * basic-block.h (struct basic_block_def): Add discriminator field.
18491 * dbxout.c (dbxout_source_line): Add new parameter. Change all
18493 * debug.c (do_nothing_debug_hooks): Add additional entry.
18494 (debug_nothing_int_charstar_int): New function.
18495 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
18496 (debug_nothing_int_charstar_int): New declaration.
18497 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
18498 discriminator value in .loc directive.
18499 * final.c (last_discriminator): New variable.
18500 (discriminator): New variable.
18501 (final_start_function): Initialize above variables, pass current
18502 discriminator to debug hook.
18503 (notice_source_line): Check for discriminator change.
18504 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
18505 * sdbout.c (sdbout_source_line): New parameter.
18506 * tree-cfg.c (struct locus_discrim_map): New structure type.
18507 (discriminator_per_locus): New hash table.
18508 (build_gimple_cfg): Allocate and free discriminator hash table.
18509 (make_edges): Call assign_discriminator.
18510 (locus_map_hash): New function.
18511 (locus_map_eq): New function.
18512 (next_discriminator_for_locus): New function.
18513 (same_line_p): New function.
18514 (assign_discriminator): New function.
18515 (make_cond_expr_edges): Call assign_discriminator.
18516 (make_gimple_switch_edges): Likewise.
18517 (first_non_label_stmt): New function.
18518 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
18520 * xcoffout.c (xcoffout_source_line): Add new parameter.
18522 * configure.ac (gcc_cv_as_discriminator): New configury check for
18523 gas support for discriminator.
18524 * configure: Regenerate.
18525 * config.in: Regenerate.
18527 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18529 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
18530 val after checking for integers.
18532 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
18534 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
18536 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
18537 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
18538 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
18539 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
18540 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
18541 X64_SSE_REGPARM_MAX.
18542 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
18543 X64_SSE_REGPARM_MAX.
18545 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
18547 * gcc.c (report_times_to_file): New.
18548 (execute): Implement it.
18549 (process_command): Support -time=.
18550 * doc/invoke.texi: Document it.
18552 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
18554 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
18555 that have value exprs.
18557 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
18559 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
18560 declarations for constants until...
18561 (dw2_output_indirect_constant_1): ... this point.
18563 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
18566 * arm.md (arm_addsi3): Don't try to split an add with an
18567 eliminable register until after reload has completed.
18569 2009-06-03 Ian Lance Taylor <iant@google.com>
18571 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
18572 * genattrtab.c (write_length_unit_log): Likewise.
18573 * genchecksum.c (dosum): Likewise.
18574 * gengtype.c (write_rtx_next): Likewise.
18575 (finish_root_table, write_roots): Likewise.
18576 * gimple.c (gimple_ops_offset_): Likewise.
18577 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
18578 * config/arc/arc.c (arc_attribute_table): Likewise.
18579 * config/arm/arm.c (arm_attribute_table): Likewise.
18580 * config/avr/avr.c (avr_attribute_table): Likewise.
18581 * config/crx/crx.c (crx_attribute_table): Likewise.
18582 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
18583 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
18584 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
18585 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
18586 * config/sh/sh.c (sh_attribute_table): Likewise.
18587 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
18588 * config/spu/spu.c (spu_attribute_table): Likewise.
18589 * config/v850/v850.c (v850_attribute_table): Likewise.
18591 * config/alpha/alpha.c (vms_attribute_table): Make static.
18592 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
18593 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
18594 * config/mips/mips.c (mips_attribute_table): Likewise.
18596 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
18598 (cc1-checksum.o): Likewise.
18600 2009-06-03 Steve Ellcey <sje@cup.hp.com>
18602 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
18604 2009-06-03 Jakub Jelinek <jakub@redhat.com>
18606 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
18607 insn if it is changing sp. Use gen_add3_insn instead of
18608 conditionally gen_addsi3 and gen_adddi3.
18609 (offset_below_red_zone_p): New static inline function.
18610 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
18611 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
18612 * config/rs6000/ppc-asm.h: Include auto-host.h.
18613 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
18614 CFI_RESTORE): Define.
18615 * config/rs6000/crtresxgpr.asm: Add unwind info.
18616 * config/rs6000/crtresxfpr.asm: Likewise.
18617 * config/rs6000/crtresgpr.asm: Likewise.
18618 * config/rs6000/crtresfpr.asm: Likewise.
18619 * config/rs6000/crtsavgpr.asm: Likewise.
18620 * config/rs6000/crtsavfpr.asm: Likewise.
18622 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
18623 argument of DWARF2_FRAME_REG_OUT macros.
18625 2009-06-03 Julian Brown <julian@codesourcery.com>
18627 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
18628 words or less (including TImode) in core registers.
18630 2009-06-03 Richard Guenther <rguenther@suse.de>
18632 PR middle-end/40328
18633 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
18635 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
18637 * statistics.c (statistics_counter_event): Do not record event
18638 in pass dump if its number == -1.
18639 (curr_statistics_hash): Add assert that we never get passes
18640 with static number == -1.
18642 2009-06-03 Richard Guenther <rguenther@suse.de>
18643 Andrey Belevantsev <abel@ispras.ru>
18645 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
18646 non-BLKmode arrays addressable.
18648 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
18650 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
18651 * config/m68k/m68k.h: ... here.
18653 2009-06-03 Martin Jambor <mjambor@suse.cz>
18655 PR tree-optimization/40323
18656 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
18659 2009-06-03 Richard Guenther <rguenther@suse.de>
18661 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
18664 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
18666 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
18667 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
18668 JUMP_TABLE_DATA_P where applicable.
18669 * config/sh/sh.c: Ditto.
18670 * config/sh/sh.h: Ditto.
18671 * config/sh/sh.md: Ditto.
18672 * config/sh/symbian.c: Ditto.
18674 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
18676 * config/i386/driver-i386.c (describe_cache): Optimize
18677 concatenation of strings. Use snprintf instead of sprintf.
18678 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
18679 target when not compiling with GCC.
18681 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
18683 * config/sh/sh.c: Revert last change.
18684 (sh_expand_epilogue): Emit a blockage insn before the frame
18685 pointer adjustment unconditionally.
18687 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18689 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
18690 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
18691 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
18692 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
18693 to COLLECT_GCC_OPTIONS.
18695 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18697 * collect2.c (target_system_root): New variable.
18698 (main): Handle --sysroot=.
18699 (ignore_library): Strip the sysroot from the library path.
18701 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18703 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
18704 (collect2.o): Depend on collect2-aix.h.
18705 (collect2-aix.o): New rule.
18706 * collect2-aix.h: New file.
18707 * collect2-aix.c: Likewise.
18708 * collect2.c: Include collect2-aix.h. Don't undefine
18709 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
18710 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
18711 Use TARGET_AIX_VERSION instead of _AIX51.
18712 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
18713 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
18714 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
18715 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
18716 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
18718 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18720 * collect2.c (ignore_library): Avoid premature post-increment
18721 and null deference.
18723 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18725 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
18726 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
18727 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
18728 CROSS_DIRECTORY_STRUCTURE too.
18729 (LINK_LIBG_SPEC): Likewise.
18730 (LIB_SPEC): Add %R to sysroot paths.
18731 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
18732 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
18733 * config/rs6000/aix51.h: As for aix43.h.
18734 * config/rs6000/aix52.h: Likewise.
18735 * config/rs6000/aix53.h: Likewise.
18736 * config/rs6000/aix61.h: Likewise.
18737 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
18738 to the beginning of sysroot paths.
18740 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18742 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
18743 INSN_LISTs that are out of the REG_NOTE range.
18745 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18747 * loop-unroll.c (struct iv_to_split): Add pointer to next.
18748 (struct var_to_expand): Likewise.
18749 (struct opt_info): Add head and tail for linked lists of the above.
18750 (analyze_insn_to_expand_var): Initialize next.
18751 (analyze_iv_to_split_insn): Likewise.
18752 (analyze_insns_in_loop): Create linked lists.
18753 (allocate_basic_variable): Simplify for use without hash table.
18754 (insert_var_expansion_initialization): Likewise, make it type-safer.
18755 (combine_var_copies_in_loop_exit): Likewise.
18756 (apply_opt_in_copies): Walk lists rather than hash tables.
18757 (release_var_copies): Simplified and inlined by hand into...
18758 (free_opt_info): ... this function.
18760 2009-06-02 Richard Guenther <rguenther@suse.de>
18762 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
18765 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18767 * cfgexpand.c (gimple_expand_cfg): Discard the source location
18768 only for builtins that are not overridden.
18770 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18772 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
18775 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18777 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
18779 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18781 * combine.c (move_deaths): Compare LUIDs within the same BB only.
18783 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18785 * common.opt (fdump-unnumbered-links): New.
18786 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
18787 * print-rtl.c (flag_dump_unnumbered_links): New.
18788 (print_rtx): Test it.
18790 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
18792 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
18793 push/pop multiple to 8-byte alignment.
18795 2009-06-01 Jakub Jelinek <jakub@redhat.com>
18797 * config/i386/i386.c (queued_cfa_restores): New static variable.
18798 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
18800 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
18801 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
18802 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
18803 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
18804 note unconditionally.
18805 (ix86_emit_restore_regs_using_mov): Likewise.
18806 (ix86_emit_restore_sse_regs_using_mov): Likewise.
18807 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
18808 it through to ix86_emit_restore_reg_using_pop.
18809 (ix86_emit_leave): Add RED_OFFSET argument. Call
18810 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
18811 instead of adding REG_CFA_OFFSET note unconditionally.
18812 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
18813 the above functions. Call ix86_add_queued_cfa_restore_notes when
18816 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
18817 force output of the label even for dwarf2out_do_cfi_asm.
18818 (add_fde_cfi): If -g2 and above and cfi might change CFA,
18819 force creation of CFI label and chain DW_CFA_set_loc jumping to it
18820 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
18822 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
18823 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
18824 dwarf2out_cfi_label callers.
18825 * tree.h (dwarf2out_cfi_label): Adjust prototype.
18826 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
18827 Adjust dwarf2out_cfi_label callers.
18828 * config/vax/vax.c (vax_output_function_prologue): Likewise.
18830 * config/i386/i386.h (struct machine_cfa_state,
18831 struct machine_function): Guard with ifndef USED_FOR_TARGET
18832 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
18835 * emutls.c (__emutls_get_address): Change arr->size to mean number
18836 of allocated arr->data entries instead of # of slots + 1.
18838 PR middle-end/40316
18839 * recog.c (peep2_reinit_state): New function.
18840 (peephole2_init_state): Use it at the end of a basic block and also
18841 when seeing a RTX_FRAME_RELATED_P insn.
18843 2009-06-01 Steve Ellcey <sje@cup.hp.com>
18845 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
18846 fixuns_truncrfdi2): New.
18847 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
18848 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
18849 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
18850 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
18851 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
18852 *recip_approx): Remove.
18853 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
18854 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
18855 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
18857 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
18860 2009-06-01 Ian Lance Taylor <iant@google.com>
18862 * attribs.c (register_attribute): Use CONST_CAST.
18863 * collect2.c (main): Use CONST_CAST2.
18864 (scan_prog_file): Likewise.
18865 * gcc.c (process_command, main): Likewise.
18866 * toplev.c (toplev_main): Likewise.
18868 * c-typeck.c (handle_warn_cast_qual): New static function,
18869 partially broken out of build_c_cast.
18870 (build_c_cast): Call handle_warn_cast_qual.
18871 * doc/invoke.texi (Warning Options): Document new effect of
18874 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
18876 * diagnostic.c (diagnostic_build_prefix): Always print columns.
18877 (diagnostic_report_current_module): Print columns.
18878 * common.opt (flag_show_column): Enable by default.
18880 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
18882 * alias.c (find_base_term): Check for NULL term before returning.
18884 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18886 Revert due to PR40320:
18887 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18888 * calls.c (emit_library_call_value_1): Don't force_operand for move
18891 2009-06-01 Olivier Hainque <hainque@adacore.com>
18892 Eric Botcazou <ebotcazou@adacore.com>
18894 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
18895 to be processed as a bitfield for constructor output purposes.
18896 * output.h (initializer_constant_valid_for_bitfield_p): Declare
18898 * varasm.c (oc_local_state): New type, output_constructor
18899 local state to support communication with helpers.
18900 (oc_outer_state): New type, output_constructor outer state of
18901 relevance in recursive calls.
18902 (output_constructor_array_range): New output_constructor helper,
18903 extracted code for an array range element.
18904 (output_constructor_regular_field): New output_constructor helper,
18905 extracted code for an element that is not a bitfield.
18906 (output_constructor_bitfield): New output_constructor helper,
18907 extracted code for a bitfield element. Accept an OUTER state
18908 argument for recursive processing. Recurse on record or array
18909 CONSTRUCTOR values, possibly past noop conversions.
18910 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
18911 VALUE is a valid constant-valued expression for use in a static
18912 bit-field initializer.
18913 (output_constructor): Rework to use helpers. Accept and honor an
18914 OUTER state argument for recursive calls. Return total size. Be
18915 prepared for nested constructors initializing bitfields.
18916 (output_constant): Feed OUTER in calls to output_constructor.
18918 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18920 * calls.c (emit_library_call_value_1): Don't force_operand for move
18923 2009-06-01 Nick Clifton <nickc@redhat.com>
18925 * doc/invoke.texi (IA-64 Options): Fix typo.
18927 2009-06-01 Ira Rosen <irar@il.ibm.com>
18929 PR tree-optimization/39129
18930 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
18932 (vect_do_peeling_for_loop_bound): Use
18933 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
18934 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
18935 (vect_loop_versioning): Likewise.
18936 (vect_create_cond_for_alias_checks): Fix indentation.
18937 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
18939 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
18940 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
18941 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
18942 "control flow in loop".
18943 (vect_estimate_min_profitable_iters): Use
18944 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
18945 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
18946 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
18947 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
18948 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
18949 statement belongs to a group of strided accesses with the exact code
18951 (vectorizable_load): Likewise.
18952 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
18953 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18955 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
18957 * config/freebsd-stdint.h: New file.
18958 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
18959 Add freebsd-stdint.h to tm_file.
18961 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
18963 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
18964 (thumb2_extendhidi2): Likewise.
18966 2009-05-31 Ian Lance Taylor <iant@google.com>
18968 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
18970 2009-05-31 Ian Lance Taylor <iant@google.com>
18972 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
18973 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
18974 (ipa-reference.o): Depend upon gt-ipa-reference.h.
18976 2009-05-31 Jason Merrill <jason@redhat.com>
18978 * tree-pretty-print.c (print_call_name): Take the callee, not the
18979 call itself. Make non-static. Use dump_function_name for functions.
18980 (dump_generic_node): Adjust.
18981 * diagnostic.h: Declare print_call_name.
18982 * gimple-pretty-print.c (dump_gimple_call): Use it.
18984 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
18986 * config/sh/sh.md (ashldi3_std): New define_expand.
18989 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
18992 * config/sh/sh.c: Include debug.h.
18993 (sh_expand_epilogue): Emit a blockage insn before the frame
18994 pointer adjustment also when dwarf2out_do_frame returns true.
18996 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
18998 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
18999 (thumb2_extendqidi2): New pattern.
19001 2009-05-31 Ira Rosen <irar@il.ibm.com>
19003 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
19004 mark phis for renaming.
19005 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
19006 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
19007 Call mark_sym_for_renaming.
19008 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
19009 * tree-vect-loop.c (vect_transform_loop): Remove
19010 vect_memsyms_to_rename initialization and a call to
19011 mark_set_for_renaming.
19013 2009-05-31 Jakub Jelinek <jakub@redhat.com>
19015 PR middle-end/40304
19016 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
19017 frame related even if !set_cfa && style < 0.
19019 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
19021 * config/i386/mingw-tls.c: New file.
19022 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
19023 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
19024 defining _WIN32 but not __CYGWIN__.
19026 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19028 * configure.ac: Add MPC support.
19030 * config.in, configure: Regenerate.
19032 2009-05-29 Richard Henderson <rth@redhat.com>
19034 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
19035 NOTE_INSN_BASIC_BLOCK.
19036 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
19037 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
19038 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
19040 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
19042 (add_cfi): Disable check redefining cfa away from drap.
19043 (lookup_cfa_1): Add remember argument; handle remember/restore.
19044 (lookup_cfa): Pass remember argument.
19045 (cfa_remember): New.
19046 (compute_barrier_args_size_1): Remove sibcall check.
19047 (dwarf2out_frame_debug_def_cfa): New.
19048 (dwarf2out_frame_debug_adjust_cfa): New.
19049 (dwarf2out_frame_debug_cfa_offset): New.
19050 (dwarf2out_frame_debug_cfa_register): New.
19051 (dwarf2out_frame_debug_cfa_restore): New.
19052 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
19053 (dwarf2out_begin_epilogue): New.
19054 (dwarf2out_frame_debug_restore_state): New.
19055 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
19056 DW_CFA_restore_state.
19057 (output_cfi_directive): Likewise.
19058 (convert_cfa_to_fb_loc_list): Likewise.
19059 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
19060 * dwarf2out.h: Update.
19061 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
19062 (copy_insn_1): Early out for null.
19063 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
19064 and dwarf2out_frame_debug_restore_state.
19065 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
19066 (prologue_insn_hash, epilogue_insn_hash): New.
19067 (free_after_compilation): Adjust freeing accordingly.
19068 (record_insns): Create hash table if needed; push insns into
19069 hash instead of array.
19070 (maybe_copy_epilogue_insn): New.
19071 (contains): Search hash table instead of array.
19072 (sibcall_epilogue_contains): Remove.
19073 (thread_prologue_and_epilogue_insns): Split eh_return insns
19074 and mark them as epilogues.
19075 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
19076 scanning in terms of basic blocks.
19077 * insn-notes.def (CFA_RESTORE_STATE): New.
19078 * jump.c (returnjump_p_1): Accept EH_RETURN.
19079 (eh_returnjump_p_1, eh_returnjump_p): New.
19080 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
19081 CFA_REGISTER, CFA_RESTORE): New.
19082 * rtl.def (EH_RETURN): New.
19083 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
19085 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
19086 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
19088 * config/i386/i386.c (gen_push): Update cfa state.
19089 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
19090 add a CFA_ADJUST_CFA note.
19091 (ix86_dwarf_handle_frame_unspec): Remove.
19092 (ix86_expand_prologue): Update cfa state.
19093 (ix86_emit_restore_reg_using_pop): New.
19094 (ix86_emit_restore_regs_using_pop): New.
19095 (ix86_emit_leave): New.
19096 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
19097 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
19098 * config/i386/i386.h (struct machine_cfa_state): New.
19099 (ix86_cfa_state): New.
19100 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
19101 (eh_return_internal): Merge from eh_return_<mode>,
19102 use eh_return rtx, split w/ epilogue.
19104 2009-05-29 Ian Lance Taylor <iant@google.com>
19106 * builtins.c (validate_gimple_arglist): Don't use va_arg with
19108 * calls.c (emit_library_call_value_1): Likewise.
19110 * c-typeck.c (c_build_va_arg): New function.
19111 * c-tree.h (c_build_va_arg): Declare.
19112 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
19113 instead of build_va_arg.
19115 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
19117 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
19118 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
19119 (ptr_difference_cost): Use affine combinations to compute it.
19120 (difference_cost): Likewise.
19121 (get_computation_cost_at): Compute more accurate cost for addresses
19122 if the ratio is a multiplier allowed in addresses.
19123 For non-addresses, consider that an additional offset or symbol is
19126 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19128 * config/i386/i386.c (ix86_decompose_address): Avoid useless
19129 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
19131 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
19132 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
19133 (prefix_rex): For UNIT_MMX don't imply the prefix by default
19135 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
19136 to 1 for TYPE_SSE{IADD1,CVT1}.
19137 (prefix_vex_imm8): Removed.
19138 (length_vex): Only pass 1 as second argument to
19139 ix86_attr_length_vex_default if prefix_extra is 0.
19140 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
19141 (length): For prefix vex computation use length_immediate
19142 attribute instead of prefix_vex_imm8.
19143 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
19144 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
19145 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
19146 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
19147 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
19148 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
19149 a space in between the operands.
19150 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
19151 if one operand is 0xff and the other one si, di, bp or sp.
19152 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
19153 other one si, di, bp or sp.
19154 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
19155 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
19156 type and mode attributes.
19157 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
19158 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
19159 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
19160 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
19161 prefix_data16 attribute iff MODE_DF.
19162 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
19163 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
19164 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
19165 constm128_operand in length_immediate computation.
19166 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
19167 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
19168 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
19169 length_immediate attribute to 1.
19170 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
19171 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
19172 for certain alternatives.
19173 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
19174 prefix_data16 attribute if MODE_V1DF.
19175 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
19176 length_immediate to 1.
19177 (set_got_rex64, set_rip_rex64): Remove length attribute, set
19178 length_address to 4, set mode attribute to MODE_DI.
19179 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
19180 (fxam<mode>2_i387): Set length attribute to 4.
19181 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
19182 *prefetch_3dnow_rex): Override length_address attribute.
19183 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
19185 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
19186 (constm128_operand): Removed.
19187 * config/i386/i386.c (memory_address_length): For
19188 disp && !index && !base in 64-bit mode account for SIB byte if
19189 print_operand_address can't optimize disp32 into disp32(%rip)
19190 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
19191 for fs: or gs: segment.
19192 (ix86_attr_length_immediate_default): When checking if shortform
19193 is possible, truncate immediate to the length of the non-shortened
19195 (ix86_attr_length_address_default): Ignore MEM_P operands
19197 (ix86_attr_length_vex_default): Only check for DImode on
19198 GENERAL_REG_P operands.
19199 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
19200 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
19201 (sse_cvttps2pi): Clear prefix_rep attribute.
19202 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
19204 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
19205 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
19206 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
19207 iff operand 2 is const_int_operand.
19208 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
19209 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
19210 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
19212 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
19214 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
19215 prefix_data16 attribute for movlpd and movhpd instructions.
19216 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
19217 length_immediate for shufpd instruction.
19218 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
19219 (avx_cmpp<avxmodesuffixf2c><mode>3,
19220 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
19221 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
19222 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
19223 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
19224 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
19225 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
19226 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
19227 prefix_data16 attribute for the first alternative to 1.
19228 (*avx_loadlps): Override length_immediate for the first alternative.
19229 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
19230 attributes for second alternative.
19231 (*vec_concatv2sf_sse4_1): Override length_immediate and
19232 prefix_data16 attributes for second alternative.
19233 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
19234 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
19235 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
19236 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
19237 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
19238 prefix_data16 and length_immediate to 1.
19239 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
19241 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
19242 prefix_extra attribute for variants that don't have 0f prefix alone.
19243 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
19244 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
19245 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
19246 *sse4_1_pextrd): Set length_immediate to 1.
19247 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
19248 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
19250 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
19251 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
19252 length_immediate to 1 for second alternative.
19253 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
19254 prefix_extra and length_immediate attributes for the first
19256 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
19258 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
19259 to 1 for the first and third alternative.
19260 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
19262 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
19264 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
19266 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
19267 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
19268 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
19269 *avx_psign<mode>3): Set prefix_extra attribute to 1.
19270 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
19271 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
19272 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
19273 ssse3_psign<mode>3): Override prefix_rex attribute.
19274 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
19275 (ssse3_palignrti): Override length_immediate to 1.
19276 (ssse3_palignrdi): Override length_immediate to 1, override
19277 prefix_rex attribute.
19278 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
19279 (sse4a_extrqi): Override length_immediate to 2.
19280 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
19281 (sse4a_insertq): Override prefix_data16 to 0.
19282 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
19283 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
19284 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
19285 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
19286 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
19287 and length_immediate to 1.
19288 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
19289 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
19290 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
19291 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
19292 and length_immediate to 1.
19293 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
19294 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
19295 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
19296 avx_ptest256): Override prefix_extra to 1.
19297 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
19298 Override prefix_data16 and length_immediate to 1.
19299 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
19300 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
19301 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
19302 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
19303 prefix_data16 to 0 and prefix_extra to 2.
19304 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
19305 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
19307 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
19308 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
19309 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
19310 and prefix_extra to 2.
19311 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
19312 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
19313 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
19314 avx_vpermilvar<mode>3,
19315 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
19316 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
19317 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
19318 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
19319 Override prefix_extra to 1.
19320 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
19321 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
19322 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
19323 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
19324 prefix_extra and length_immediate to 1.
19325 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
19327 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
19328 to 1 for the first alternative.
19329 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
19330 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
19332 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
19333 *movv2sf_internal_avx, *movv2sf_internal): Override
19334 prefix_rep attribute for certain alternatives.
19335 (*mov<mode>_internal): Override prefix_rep or prefix_data16
19336 attributes for certain alternatives.
19337 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
19338 attributes for certain alternatives.
19339 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
19340 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
19341 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
19342 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
19343 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
19344 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
19345 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
19346 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
19347 length_immediate to 1 if operand 2 is const_int_operand.
19348 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
19349 *vec_extractv2si_1): Set length_immediate attribute to 1.
19350 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
19351 using old 3DNOW insn rather than SSE/3DNOW_A.
19352 (mmx_emms, mmx_femms): Clear modrm attribute.
19354 2009-05-29 Martin Jambor <mjambor@suse.cz>
19356 * tree-sra.c: New implementation of SRA.
19358 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
19359 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
19360 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
19361 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
19362 (SRA_MAX_STRUCTURE_COUNT): Removed.
19363 (SRA_FIELD_STRUCTURE_RATIO): Removed.
19364 * doc/invoke.texi (sra-max-structure-size): Removed.
19365 (sra-field-structure-ratio): Removed.
19367 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19369 PR middle-end/40291
19370 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
19373 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
19375 PR rtl-optimization/40101
19376 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
19377 seqno. Adjust comment.
19378 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
19379 inserting bookkeeping before a jump, the jump is not scheduled.
19380 When no positive seqno found, provide a value. Add comment.
19382 2009-05-29 Richard Guenther <rguenther@suse.de>
19384 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
19385 short-cutting on the first component.
19387 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19389 PR middle-end/39958
19390 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
19391 for trees other than decls/types.
19393 2009-05-29 Richard Guenther <rguenther@suse.de>
19395 * tree-ssa-operands.c (get_expr_operands): Do not handle
19396 INDIRECT_REFs in the handled-component case. Remove
19397 unused get_ref_base_and_extent case.
19398 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
19399 tree_low_cst and host_integerp where possible.
19400 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
19401 codes for equivalence.
19402 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
19404 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
19406 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
19407 to tmake_file for i[34567]86-*-cygwin*.
19409 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19412 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
19413 (altivec_categorize_keyword, init_vector_keywords,
19414 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
19417 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
19419 * tree.c (handle_dll_attribute): Check if node is
19420 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
19422 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
19424 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
19426 (thumb2_zero_extendqidi2): Likewise.
19428 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
19430 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
19431 instead of gen_movrt.
19432 * config/sh/sh.md (movrt): Remove.
19434 2009-05-28 Steve Ellcey <sje@cup.hp.com>
19436 * doc/invoke.texi (IA-64 Options):
19437 Add -msdata, -mfused-madd, -mno-inline-float-divide,
19438 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
19439 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
19440 -msched-prefer-non-control-spec-insns,
19441 -msched-stop-bits-after-every-cycle,
19442 -msched-count-spec-in-critical-path,
19443 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
19444 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
19445 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
19446 and -msched-spec-verbose.
19448 2009-05-28 Joseph Myers <joseph@codesourcery.com>
19450 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
19451 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
19453 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
19455 2009-05-28 Richard Guenther <rguenther@suse.de>
19457 * tree-ssa-alias.c (ao_ref_init): New function.
19458 (ao_ref_base): Likewise.
19459 (ao_ref_base_alias_set): Likewise.
19460 (ao_ref_alias_set): Likewise.
19461 (refs_may_alias_p_1): Change signature.
19462 (refs_may_alias_p): Adjust.
19463 (refs_anti_dependent_p): Likewise.
19464 (refs_output_dependent_p): Likewise.
19465 (call_may_clobber_ref_p_1): Change signature.
19466 (call_may_clobber_ref_p): Adjust.
19467 (stmt_may_clobber_ref_p_1): New function split out from ...
19468 (stmt_may_clobber_ref_p): ... here.
19469 (maybe_skip_until): Adjust signature.
19470 (get_continuation_for_phi): Likewise.
19471 (walk_non_aliased_vuses): Likewise.
19472 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
19473 (ao_ref_init): Declare.
19474 (ao_ref_base): Likewise.
19475 (ao_ref_alias_set): Likewise.
19476 (stmt_may_clobber_ref_p_1): Likewise.
19477 (walk_non_aliased_vuses): Adjust.
19478 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
19479 (get_ref_from_reference_ops): remove.
19480 (vn_reference_lookup_2): Adjust signature.
19481 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
19482 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
19483 (vn_reference_lookup): Adjust.
19484 (vn_reference_insert): Likewise.
19485 (vn_reference_insert_pieces): Adjust signature.
19486 (visit_reference_op_call): Adjust.
19487 * tree-ssa-pre.c (get_expr_type): Simplify.
19488 (phi_translate_1): Adjust.
19489 (compute_avail): Likewise.
19490 (translate_vuse_through_block): Do not re-build trees.
19491 (value_dies_in_block_x): Likewise.
19492 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
19494 (vn_reference_lookup_pieces): Adjust declaration.
19495 (vn_reference_insert_pieces): Likewise.
19497 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
19499 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
19500 with checking disabled.
19502 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
19506 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
19507 macro definition for support of three-operand format aligned
19508 .comm directive in assembler on cygwin/pe/mingw target OS.
19509 * configure: Regenerate.
19510 * config.h: Regenerate.
19512 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
19513 aligned form of .comm directive if -mpe-aligned-commons is in effect.
19514 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
19516 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
19517 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
19519 2009-05-28 Ira Rosen <irar@il.ibm.com>
19521 PR tree-optimization/40254
19522 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
19523 in analysis of basic blocks.
19525 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
19527 PR middle-end/33699
19528 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
19529 * target-def.h (TARGET_CONST_ANCHOR): New macro.
19530 (TARGET_INITIALIZER): Use it.
19531 * cse.c (CHEAPER): Move it up to the other macros.
19532 (insert): Rename this ...
19533 (insert_with_costs): ... to this. Add cost parameters. Update
19535 (insert): New function. Call insert_with_costs.
19536 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
19537 find_reg_offset_for_const, try_const_anchors): New functions.
19538 (cse_insn): Call try_const_anchors. Adjust cost of src_related
19539 when using a const-anchor. Call insert_const_anchors.
19540 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
19541 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
19543 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
19545 * tree-inline.c (remap_decls): Enable nonlocalized variables
19546 when not optimizing.
19548 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
19550 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
19551 Simplify other tests involving optimize.
19553 2009-05-27 Tom Tromey <tromey@redhat.com>
19555 * unwind-dw2.c (_Unwind_DebugHook): New function.
19556 (uw_install_context): Call _Unwind_DebugHook.
19558 2009-05-27 Tom Tromey <tromey@redhat.com>
19560 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
19562 2009-05-27 Ian Lance Taylor <iant@google.com>
19564 * Makefile.in (LINKER, LINKER_FLAGS): Define.
19565 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
19566 (ALL_LINKERFLAGS): Define.
19567 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
19568 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
19569 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
19570 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
19571 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
19572 $(LINKER_FOR_BUILD).
19573 (build/gcov-iov$(build_exeext)): Likewise.
19575 2009-05-27 Julian Brown <julian@codesourcery.com>
19577 * gcse.c (target.h): Include.
19578 (can_assign_to_reg_without_clobbers_p): Check that the target allows
19579 copy of argument to a pseudo register.
19581 2009-05-27 Diego Novillo <dnovillo@google.com>
19583 * tree-ssa-live.c (dump_scope_block): Document arguments.
19584 (dump_scope_blocks): Document.
19585 (debug_scope_blocks): New.
19586 * tree-flow.h (debug_scope_blocks): Declare.
19588 2009-05-21 Denis Chertykov <denisc@overta.ru>
19590 * doc/contrib.texi (Contributors): Add myself to the list.
19592 2009-05-27 Olivier Hainque <hainque@adacore.com>
19594 * expr.c (target_align): New function. Alignment the TARGET of an
19595 assignment may be assume to have.
19596 (highest_pow2_factor_for_target): Use it instead of relying on
19597 immediate tree attributes of TARGET, not necessarily honored when
19598 intermediate bitfields are involved.
19600 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
19603 * config/i386/driver-i386.c (host_detect_local_cpu): Support
19604 AVX, SSE4, AES, PCLMUL and POPCNT.
19606 2009-05-27 Diego Novillo <dnovillo@google.com>
19608 * tree-pretty-print.c (dump_location): New.
19609 (dump_generic_node): Call it.
19610 Factor code to handle BLOCK nodes ...
19611 (dump_block_node): ... here.
19613 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
19615 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
19617 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
19619 * gcc-plugin.h: Include config.h and system.h.
19620 (IN_GCC): Define if not defined.
19622 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
19624 PR middle-end/40249
19625 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
19628 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
19630 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
19632 * config/m32r/m32r.h: Ditto.
19633 * config/m32r/m32r.md: Ditto.
19634 * config/m32r/predicates.md: Ditto.
19636 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
19638 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
19640 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
19643 (Loading plugins): typo.
19644 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
19645 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
19646 (Interacting with the GCC Garbage Collector): Added new section.
19647 (Giving information about a plugin): Added new section for
19649 * ggc.h (ggc_register_root_tab): Added declaration.
19650 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
19651 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
19652 (register_callback): Improved comment in declaration.
19653 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
19654 (extra_root_vec) Added static variable for dynamic roots registration.
19655 (ggc_register_root_tab) Added new routine.
19656 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
19657 PLUGIN_GGC_MARKING event.
19658 * ggc-zone.c: Include plugin.h.
19659 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
19660 * ggc-page.c: Include plugin.h.
19661 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
19662 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
19663 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
19664 (register_callback): check lack of callbacks for
19665 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
19666 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
19667 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
19668 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
19669 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
19670 dependency on plugin.h.
19671 (plugin.o): Added dependency on ggc.h...
19673 2009-05-26 Richard Guenther <rguenther@suse.de>
19675 PR middle-end/40248
19677 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19678 with mismatched comparison modes.
19680 * expr.c (expand_expr_real_1): Expand the operand of a
19681 VIEW_CONVERT_EXPR in its natural mode.
19683 2009-05-26 Ian Lance Taylor <iant@google.com>
19685 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
19686 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
19687 (ALL_COMPILERFLAGS): Define.
19688 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
19689 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
19690 (collect2$(exeext), collect2.o): Likewise.
19691 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
19692 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
19693 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
19694 (libbackend.o, intl.o, cppdefault.o): Likewise.
19695 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
19696 (build/%.o): Use $(COMPILER_FOR_BUILD).
19697 (build/gen%$(build_exeext)): Likewise.
19698 (build/gcov-iov$(build_exeext)): LIkewise.
19699 * config/t-darwin (darwin.o): Use $(COMPILER).
19700 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
19701 * config/t-sol2 (sol2-c.o): Likewise.
19702 (sol2.o): Likewise.
19703 * config/t-vxworks (vxworks.o): Likewise.
19704 * config/x-darwin (host-darwin.o): Likewise.
19705 * config/x-hpux (host-hpux.o): Likewise.
19706 * config/x-linux (host-linux.o): Likewise.
19707 * config/x-solaris (host-solaris.o): Likewise.
19708 * config/alpha/x-alpha (driver-alpha.o): Likewise.
19709 * config/arm/t-arm (arm-c.o): Likewise.
19710 * config/arm/t-pe (pe.o): Likewise.
19711 * config/arm/t-wince-pe (pe.o): Likewise.
19712 * config/i386/t-cygming (winnt.o): Likewise.
19713 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
19714 * config/i386/t-cygwin (cygwin1.o): Likewise.
19715 (cygwin2.o): Likewise.
19716 * config/i386/t-i386 (i386-c.o): Likewise.
19717 * config/i386/t-interix (winnt.o): Likewise.
19718 * config/i386/t-netware (netware.o): Likewise.
19719 * config/i386/t-nwld (nwld.o): Likewise.
19720 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
19721 * config/i386/x-i386 (driver-i386.o): Likewise.
19722 * config/i386/x-cygwin (host-cygwin.o): Likewise.
19723 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
19724 * config/ia64/t-ia64 (ia64-c.o): Likewise.
19725 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
19726 * config/mips/x-native (driver-native.o): Likewise.
19727 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
19728 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
19729 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
19730 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
19731 * config/score/t-score-elf (score7.o): Likewise.
19732 (score3.o): Likewise.
19733 * config/sh/t-sh (sh-c.o): Likewise.
19734 * config/sh/t-symbian (sh-c.o): Likewise.
19735 (symbian.o): Likewise.
19736 * config/spu/t-spu-elf (spu-c.o): Likewise.
19737 * config/v850/t-v850 (v850-c.o): Likewise.
19738 * config/v850/t-v850e (v850-c.o): Likewise.
19740 2009-05-26 Richard Guenther <rguenther@suse.de>
19742 PR tree-optimization/40122
19743 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
19744 VECTOR_CSTs if possible.
19745 (fold_gimple_assign): Likewise.
19747 2009-05-26 Richard Guenther <rguenther@suse.de>
19749 PR middle-end/40252
19750 * fold-const.c (fold_binary): Use the correct types for building
19753 2009-05-26 Richard Guenther <rguenther@suse.de>
19755 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
19756 redundant calls to merge_alias_info.
19757 (bump_vector_ptr): Likewise.
19758 * tree-ssa-copy.c (merge_alias_info): Remove.
19759 (replace_exp_1): Remove call to merge_alias_info.
19760 (propagate_tree_value): Likewise.
19761 (fini_copy_prop): Propagate points-to info.
19762 * tree-flow.h (merge_alias_info): Remove.
19764 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
19766 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
19768 2009-05-25 Jan Hubicka <jh@suse.cz>
19770 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19771 * cgraph.h (struct inline_summary): New filed self_wize,
19772 size_inlining_benefit, self_time and time_inlining_benefit.
19773 (struct cgraph_global_info): Replace insns by time ans size fields.
19774 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19775 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19776 (ipcp_update_callgraph): Do not touch function bodies.
19777 * ipa-inline.c: Include except.h
19778 (MAX_TIME): New constant.
19779 (overall_insns): Remove.
19780 (leaf_node_p): New.
19781 (overall_size, max_benefit): New static variables.
19782 (cgraph_estimate_time_after_inlining): New function.
19783 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19784 (cgraph_clone_inlined_nodes): Update size.
19785 (cgraph_mark_inline_edge): Update size.
19786 (cgraph_estimate_growth): Use size info.
19787 (cgraph_check_inline_limits): Check size.
19788 (cgraph_default_inline_p): Likewise.
19789 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19790 (cgraph_decide_recursive_inlining): Check size.
19791 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19793 (cgraph_decide_inlining): Likewise.
19794 (cgraph_decide_inlining_incrementally): Likewise; honor
19795 PARAM_EARLY_INLINING_INSNS.
19796 (likely_eliminated_by_inlining_p): New predicate.
19797 (estimate_function_body_sizes): New function.
19798 (compute_inline_parameters): Use it.
19799 * except.c (must_not_throw_labels): New function.
19800 * except.h (must_not_throw_labels): Declare.
19801 * tree-inline.c (init_inline_once): Kill inlining_weigths
19802 * tree-ssa-structalias.c: Avoid uninitialized warning.
19803 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19804 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19805 (PARAM_INLINE_CALL_COST): Remove.
19806 (PARAM_EARLY_INLINING_INSNS): New.
19808 2009-05-25 Richard Guenther <rguenther@suse.de>
19810 PR tree-optimization/36327
19811 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
19812 callback for reference translation or lookup at the point of may-defs.
19813 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
19814 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
19815 for union COMPONENT_REFs.
19816 (vn_reference_lookup_3): New callback. Lookup from memset
19817 and CONSTRUCTOR assignment, translate through struct copies.
19818 (vn_reference_lookup_pieces): Make sure to not free the
19819 passed operands array. Adjust walk_non_aliased_vuses call.
19820 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
19821 make sure we do not leak memory.
19823 2009-05-25 Richard Guenther <rguenther@suse.de>
19825 * tree-ssa-alias.h (dump_points_to_solution): Declare.
19826 * tree-inline.c (expand_call_inline): Reset the escaped and
19827 callused solutions.
19828 * tree-ssa-structalias.c (pass_build_ealias): New.
19829 * tree-pass.h (pass_build_ealias): Declare.
19830 * passes.c (init_optimization_passes): Add PTA during
19831 early optimizations.
19832 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
19833 and CALLUSED solutions.
19834 (dump_points_to_solution): New function, split out from ...
19835 (dump_points_to_info_for): ... here.
19836 * tree-parloops.c (parallelize_loops): Reset the escaped and
19837 callused solutions.
19839 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19842 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
19843 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
19845 2009-05-25 Ira Rosen <irar@il.ibm.com>
19847 PR tree-optimization/40238
19848 * tree-vect-stmts.c (vect_init_vector): Insert initialization
19849 statements after basic block's labels.
19850 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
19851 to free the allocated memory.
19853 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
19855 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
19856 return address with a USE.
19858 2009-05-24 Richard Guenther <rguenther@suse.de>
19860 PR middle-end/40233
19861 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
19862 array type from the main variant of the inner type.
19864 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19866 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
19867 definition to bool (from int) to un-break build.
19868 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
19870 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
19872 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
19873 discard_stmt_changes): Delete.
19874 * tree-ssa-operands.c (scb_stack): Delete.
19875 (init_ssa_operands): Do not initialize it.
19876 (fini_ssa_operands): Do not free it.
19877 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
19879 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
19880 update_stmt, remove the others. Fix comments.
19881 * tree-dfa.c (optimize_stack_restore): Likewise.
19882 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
19883 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
19884 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
19885 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
19887 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
19888 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
19889 (dom_opt_finalize_block): Likewise, adjusting access to
19891 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
19892 (stmts_to_rescan): Change item type to gimple.
19893 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
19895 2009-05-24 Ira Rosen <irar@il.ibm.com>
19897 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
19898 * tree-pass.h (pass_slp_vectorize): New pass.
19899 * params.h (SLP_MAX_INSNS_IN_BB): Define.
19900 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
19901 * tree-vectorizer.c (timevar.h): Include.
19902 (user_vect_verbosity_level): Declare.
19903 (vect_location): Fix comment.
19904 (vect_set_verbosity_level): Update user_vect_verbosity_level
19905 instead of vect_verbosity_level.
19906 (vect_set_dump_settings): Add an argument. Ignore user defined
19907 verbosity if dump flags require higher level of verbosity. Print to
19908 stderr only for loop vectorization.
19909 (vectorize_loops): Update call to vect_set_dump_settings.
19910 (execute_vect_slp): New function.
19911 (gate_vect_slp): Likewise.
19912 (struct gimple_opt_pass pass_slp_vectorize): New.
19913 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
19914 access its members.
19915 (vec_info_for_bb): New function.
19916 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
19917 (VECTORIZATION_ENABLED): New macro.
19918 (SLP_ENABLED, SLP_DISABLED): Likewise.
19919 (vect_is_simple_use): Add bb_vec_info argument.
19920 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
19921 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
19922 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
19923 vect_schedule_slp, vect_analyze_slp): Likewise.
19924 (vect_analyze_stmt): Add slp_tree argument.
19925 (find_bb_location): Declare.
19926 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
19927 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
19928 (vect_analyze_loop_operations, vect_analyze_loop,
19929 get_initial_def_for_induction, vect_create_epilog_for_reduction,
19930 vect_finalize_reduction, vectorizable_reduction,
19931 vectorizable_live_operation, vect_transform_loop): Likewise.
19932 * tree-data-ref.c (dr_analyze_innermost): Update comment,
19933 skip evolution analysis if analyzing a basic block.
19934 (dr_analyze_indices): Likewise.
19935 (initialize_data_dependence_relation): Skip the test whether the
19936 object is invariant for basic blocks.
19937 (compute_all_dependences): Skip dependence analysis for data
19938 references in basic blocks.
19939 (find_data_references_in_stmt): Don't fail in case of invariant
19940 access in basic block.
19941 (find_data_references_in_bb): New function.
19942 (find_data_references_in_loop): Move code to
19943 find_data_references_in_bb and add a call to it.
19944 (compute_data_dependences_for_bb): New function.
19945 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
19946 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
19948 (vect_analyze_data_ref_dependence): Check for interleaving in case of
19949 unknown dependence in basic block and fail in case of dependence in
19951 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
19952 dependence instances from either loop or basic block vectorization
19954 (vect_compute_data_ref_alignment): Check if it is loop vectorization
19955 before calling nested_in_vect_loop_p.
19956 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
19957 dependence instances from either loop or basic block vectorization
19959 (vect_verify_datarefs_alignment): Likewise.
19960 (vect_enhance_data_refs_alignment): Adjust function calls.
19961 (vect_analyze_data_refs_alignment): Likewise.
19962 (vect_analyze_group_access): Fix printing. Skip different checks if
19963 DR_STEP is 0. Keep strided stores either in loop or basic block
19964 vectorization data structure. Fix indentation.
19965 (vect_analyze_data_ref_access): Fix comments, allow zero step in
19967 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
19968 dependence instances from either loop or basic block vectorization
19970 (vect_analyze_data_refs): Update comment. Call
19971 compute_data_dependences_for_bb to analyze basic blocks.
19972 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
19973 case of loop vectorization. In case of basic block vectorization use
19974 data-ref itself as a base.
19975 (vect_create_data_ref_ptr): In case of basic block vectorization:
19976 don't advance the pointer, add new statements before the current
19977 statement. Adjust function calls.
19978 (vect_supportable_dr_alignment): Support only aligned accesses in
19979 basic block vectorization.
19980 * common.opt (ftree-slp-vectorize): New flag.
19981 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
19982 (vect_pattern_recog_1): Likewise.
19983 * tree-vect-stmts.c (process_use): Likewise.
19984 (vect_init_vector): Add new statements in the beginning of the basic
19985 block in case of basic block SLP.
19986 (vect_get_vec_def_for_operand): Adjust function calls.
19987 (vect_finish_stmt_generation): Likewise.
19988 (vectorizable_call): Add assert that it is loop vectorization, adjust
19990 (vectorizable_conversion, vectorizable_assignment): Likewise.
19991 (vectorizable_operation): In case of basic block SLP, take
19992 vectorization factor from statement's type and skip the relevance
19993 check. Adjust function calls.
19994 (vectorizable_type_demotion): Add assert that it is loop
19995 vectorization, adjust function calls.
19996 (vectorizable_type_promotion): Likewise.
19997 (vectorizable_store): Check for outer loop only in case of loop
19998 vectorization. Adjust function calls. For basic blocks, skip the
19999 relevance check and don't advance pointers.
20000 (vectorizable_load): Likewise.
20001 (vectorizable_condition): Add assert that it is loop vectorization,
20002 adjust function calls.
20003 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
20004 that it is not reduction, get vector type, call only supported
20005 functions, skip loop specific parts.
20006 (vect_transform_stmt): Check for outer loop only in case of loop
20008 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
20009 (vect_is_simple_use): Fix comment, add new argument, fix conditions
20010 for external definition.
20011 * passes.c (pass_slp_vectorize): New pass.
20012 * tree-vect-slp.c (find_bb_location): New function.
20013 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
20014 check for patterns only in loops.
20015 (vect_build_slp_tree): Add argument, adjust function calls, fail in
20016 case of multiple types in basic block SLP.
20017 (vect_mark_slp_stmts_relevant): New function.
20018 (vect_supported_load_permutation_p): Fix comment.
20019 (vect_analyze_slp_instance): Add argument. In case of basic block
20020 SLP, take vectorization factor from statement's type, check that
20021 unrolling factor is 1. Adjust function call. Save SLP instance in
20022 either loop or basic block vectorization structure. Return FALSE,
20024 (vect_analyze_slp): Add argument. Get strided stores groups from
20025 either loop or basic block vectorization structure. Return FALSE
20026 if basic block SLP failed.
20027 (new_bb_vec_info): New function.
20028 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
20029 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
20030 (vect_schedule_slp): Add argument. Get SLP instances from either
20031 loop or basic block vectorization structure. Set vectorization factor
20032 to be 1 for basic block SLP.
20033 (vect_slp_transform_bb): New function.
20034 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
20036 2009-05-23 Mark Mitchell <mark@codesourcery.com>
20038 * final.c (shorten_branches): Do not align labels for jump tables.
20039 (final_scan_insn): Use JUMP_TABLE_DATA_P.
20041 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
20043 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
20044 Remove outdated reference to flow.c and fix nits.
20045 * doc/gccint.texi: Tweak RTL description.
20046 * doc/rtl.texi: Likewise.
20048 2009-05-23 Denis Chertykov <chertykov@gmail.com>
20050 * config/avr/avr.c: Change my email address.
20051 * config/avr/avr.h: Likewise.
20052 * config/avr/avr.md: Likewise.
20053 * config/avr/avr-protos.h: Likewise.
20054 * config/avr/libgcc.S: Likewise.
20056 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
20058 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
20059 (spu_split_load, spu_split_store): Change return type to int.
20060 (spu_split_convert): Declare.
20061 * config/spu/predicates.md (spu_mem_operand): Remove.
20062 (spu_mov_operand): Update.
20063 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
20064 * config/spu/spu.c (regno_aligned_for_load): Remove.
20065 (reg_aligned_for_addr, spu_expand_load): Define.
20066 (spu_expand_extv): Reimplement and handle MEM.
20067 (spu_expand_insv): Handle MEM.
20068 (spu_sched_reorder): Handle insn's with length 0.
20069 (spu_legitimate_address_p): Reimplement.
20070 (store_with_one_insn_p): Return TRUE for any mode with size
20071 larger than 16 bytes.
20072 (address_needs_split): Define.
20073 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
20075 (spu_convert_move): Define.
20076 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
20077 (spu_split_store): Change all MEM's to TImode.
20078 (spu_init_expanders): Preallocate registers that correspond to
20079 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
20081 (spu_split_convert): Define.
20082 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
20083 (_move<mode>, _movdi, _movti): Update predicate and condition.
20084 (load, store): Change to define_split.
20085 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
20087 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
20088 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
20089 define_insn_and_split of lshr<mode>3.
20090 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
20091 (<v>ashr<mode>3_imm): Define.
20092 (extv, extzv, insv): Allow MEM operands.
20093 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
20094 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
20095 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
20096 (_spu_convert2): Change to define_insn_and_split and remove the
20097 corresponding define_peephole2.
20098 (stack_protect_set, stack_protect_test, stack_protect_test_si):
20099 Change predicates to memory_operand.
20101 2009-05-22 Mark Mitchell <mark@codesourcery.com>
20103 * config/arm/thumb2.md: Add 16-bit multiply instructions.
20105 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
20107 PR tree-optimization/40219
20108 * tree.c (iterative_hash_expr): Make sure the builtin function is
20109 a normal builtin function and not a front end or back end builtin
20110 before indexing into the built_in_decls array.
20112 2009-05-22 Richard Guenther <rguenther@suse.de>
20114 PR middle-end/38964
20115 * alias.c (write_dependence_p): Do not use TBAA for answering
20116 anti-dependence or output-dependence.
20117 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
20118 (emit_pointer_definition): Remove.
20119 (emit_alias_warning): Likewise.
20120 (find_what_var_points_to): Remove TBAA pruning code.
20121 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
20123 (compute_points_to_sets): Remove code computing the set of
20124 dereferenced pointers.
20125 * tree-data-ref.c (dr_may_alias_p): Properly use the split
20126 oracle for querying anti and output dependencies.
20127 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
20128 if TBAA may be applied.
20129 (refs_anti_dependent_p): New function.
20130 (refs_output_dependent_p): Likewise.
20131 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
20132 (refs_output_dependent_p): Likewise.
20133 * doc/tree-ssa.texi (Memory model): New section.
20134 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
20135 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
20136 * cfgexpand.c (expand_gimple_basic_block): Do not handle
20137 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
20138 * expr.c (expand_expr_real_1): Likewise.
20139 * gimple-low.c (lower_stmt): Likewise.
20140 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
20141 (dump_gimple_cdt): Remove.
20142 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
20143 (gimple_size): Likewise.
20144 (walk_gimple_op): Likewise.
20145 (is_gimple_stmt): Likewise.
20146 (walk_stmt_load_store_addr_ops): Likewise.
20147 (gimple_build_cdt): Remove.
20148 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
20149 * gimple.h (gimple_cdt_new_type): Remove.
20150 (gimple_cdt_new_type_ptr): Likewise.
20151 (gimple_cdt_set_new_type): Likewise.
20152 (gimple_cdt_location): Likewise.
20153 (gimple_cdt_location_ptr): Likewise.
20154 (gimple_cdt_set_location): Likewise.
20155 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
20156 * tree-cfg.c (remove_useless_stmts_1): Do not handle
20157 GIMPLE_CHANGE_DYNAMIC_TYPE.
20158 (verify_types_in_gimple_stmt): Likewise.
20159 * tree-inline.c (estimate_num_insns): Likewise.
20160 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
20161 (copy_decl_to_var): Likewise.
20162 (copy_result_decl_to_var): Likewise.
20163 * tree-pretty-print.c (dump_generic_node): Do not handle
20164 CHANGE_DYNAMIC_TYPE_EXPR.
20165 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
20166 * tree-ssa-operands.c (get_expr_operands): Likewise.
20167 * tree-ssa-structalias.c (struct variable_info): Remove
20168 no_tbaa_pruning member.
20169 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
20170 (unify_nodes): Do not copy it.
20171 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
20172 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
20173 (set_uids_in_ptset): Do not check it.
20174 (find_what_var_points_to): Likewise.
20175 (compute_tbaa_pruning): Remove.
20176 (compute_points_to_sets): Do not call it.
20177 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
20178 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
20179 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
20180 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
20181 (DECL_NO_TBAA_P): Likewise.
20182 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
20183 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
20184 (expand_omp_atomic_pipeline): Do not set it.
20185 * print-tree.c (print_node): Do not dump it.
20186 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20189 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
20192 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
20195 2009-05-22 Mark Mitchell <mark@codesourcery.com>
20197 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
20200 2009-05-22 Ben Elliston <bje@au.ibm.com>
20202 * Makefile.in (bversion.h, s-bversion): New targets.
20203 (TOPLEV_H): Add bversion.h.
20204 * toplev.h: Include "bversion.h".
20205 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
20206 the __format__ attribute only if compiling with the same version
20207 of GCC as the sources (the "build version").
20209 2009-05-22 Ben Elliston <bje@au.ibm.com>
20211 * c-format.c (handle_format_attribute): Fix comment typo.
20213 2009-05-21 Steve Ellcey <sje@cup.hp.com>
20216 * config/ia64/ia64.opt (mfused-madd): New.
20217 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
20218 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
20219 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
20220 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
20221 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
20222 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
20223 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
20224 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
20225 instruction if !TARGET_FUSED_MADD.
20226 (fpma, fpms): Remove colon from name.
20228 2009-05-22 Richard Guenther <rguenther@suse.de>
20230 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
20231 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
20232 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
20234 (create_expression_by_pieces): Only convert if necessary.
20235 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
20236 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
20238 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
20240 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
20241 regular pattern from a template and rename it ...
20242 (*extzv_truncsi_exts): ... to this.
20244 2009-05-21 Richard Guenther <rguenther@suse.de>
20246 * cgraph.h (struct cgraph_node): Remove inline_decl member.
20247 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
20248 (cgraph_default_inline_p): Likewise.
20249 (cgraph_decide_inlining_incrementally): Likewise.
20251 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
20252 Uros Bizjak <ubizjak@gmail.com>
20254 * config/i386/cpuid.h (bit_MOVBE): New.
20256 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
20258 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
20259 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
20260 (ix86_handle_option): Handle OPT_mmovbe.
20261 (ix86_target_string): Add -mmovbe.
20262 (pta_flags): Add PTA_MOVBE.
20263 (processor_alias_table): Add PTA_MOVBE to "atom".
20264 (override_options): Handle PTA_MOVBE.
20266 * config/i386/i386.h (TARGET_MOVBE): New.
20268 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
20269 (*bswapsi_movbe): New.
20270 (*bswapdi_movbe): Likewise.
20271 (bswapdi2): Renamed to ...
20272 (*bswapdi_1): This.
20273 (bswapdi2): New expander.
20275 * config/i386/i386.opt (mmovbe): New.
20277 * doc/invoke.texi: Document -mmovbe.
20279 2009-05-21 Taras Glek <tglek@mozilla.com>
20281 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
20282 * gcc-plugin.h (plugin_init): Updated signature.
20283 * gcc-plugin.h (plugin_name_args): Moved to this header.
20284 * doc/plugins.texi (plugin_init): Updated documention to reflect
20286 * doc/plugins.texi (plugin_name_args): Added to documention.
20288 2009-05-21 Mark Mitchell <mark@codesourcery.com>
20290 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
20291 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
20293 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
20295 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
20296 JUMP_TABLE_DATA_P predicates where applicable.
20297 * config/i386/predicates.md: Ditto.
20298 * config/i386/sse.md: Ditto.
20300 2009-05-21 Jakub Jelinek <jakub@redhat.com>
20302 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
20303 operand2 -128 override length_immediate attribute to 1.
20304 * config/i386/predicates.md (constm128_operand): New predicate.
20306 * config/i386/i386.c (memory_address_length): Handle %r12
20307 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
20309 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
20310 mode look through optional ZERO_EXTEND and SUBREG.
20311 * config/i386/i386.md (R12_REG): New define_constant.
20312 (prefix_data16): For sse unit set also for MODE_TI insns.
20313 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
20314 insns set if operand 1 is ext_QIreg_operand.
20315 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
20316 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
20318 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
20319 mode from MODE_DI to MODE_SI.
20320 (movdi_1_rex64): Override modrm and length_immediate attributes
20321 only for movabs (TYPE_IMOV, alternative 2).
20322 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
20323 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
20324 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
20325 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
20326 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
20327 prefix_rex attribute if DImode.
20328 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
20329 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
20330 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
20331 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
20332 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
20333 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
20334 Likewise. For TYPE_IMOV clear length_immediate attribute.
20335 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
20336 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
20337 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
20338 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
20339 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
20340 or one operand TYPE_ISHIFT.
20341 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
20342 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
20343 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
20344 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
20345 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
20346 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
20347 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
20348 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
20349 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
20350 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
20351 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
20352 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
20353 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
20354 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
20355 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
20356 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
20357 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
20358 set mode attribute, don't override length attribute.
20359 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
20361 (return_internal_long): Set length attribute to 2 instead of 1.
20362 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
20363 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
20364 prefix_rex attribute.
20365 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
20367 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
20369 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20371 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
20373 2009-05-20 Ian Lance Taylor <iant@google.com>
20375 * tree.c (build_tree_list_vec_stat): New function.
20376 (ctor_to_vec): New function.
20377 (build_nt_call_vec): New function.
20378 (build_call_array): Change args to be a const pointer.
20379 (build_call_vec): New function.
20380 * tree.h (build_nt_call_vec): Declare.
20381 (build_tree_list_vec_stat): Declare.
20382 (build_tree_list_vec): Define.
20383 (build_call_array): Update declaration.
20384 (build_call_vec): Declare.
20385 (ctor_to_vec): Declare.
20386 * c-common.c (tree_vector_cache): New static variable.
20387 (make_tree_vector): New function.
20388 (release_tree_vector): New function.
20389 (make_tree_vector_single): New function.
20390 (make_tree_vector_copy): New function.
20391 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
20392 (make_tree_vector_single, make_tree_vector_copy): Declare.
20393 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
20394 (c_parser_expr_list): Don't manage cache here, instead call
20396 (c_parser_release_expr_list): Remove static function.
20397 (c_parser_vec_to_tree_list): Remove static function.
20398 (c_parser_attributes): Call build_tree_list_vec instead of
20399 c_parser_vec_to_tree_list. Call release_tree_vector instead of
20400 c_parser_release_expr_list.
20401 (c_parser_postfix_expression_after_primary): Likewise.
20402 (c_parser_objc_keywordexpr): Likewise.
20404 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
20406 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
20407 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
20408 TARGET_CONVERT_TO_TYPE.
20409 * hooks.c (hook_tree_const_tree_null): Define.
20410 * hooks.h (hook_tree_const_tree_null): Declare.
20411 * target.h (struct gcc_target): Add invalid_parameter_type,
20412 invalid_return_type, promoted_type, and convert_to_type fields.
20413 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
20414 (TARGET_INVALID_RETURN_TYPE): Define.
20415 (TARGET_PROMOTED_TYPE): Define.
20416 (TARGET_CONVERT_TO_TYPE): Define.
20417 (TARGET_INITIALIZER): Update for new fields.
20418 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
20419 (grokparms): Check targetm.invalid_parameter_type.
20420 * c-typeck.c (default_conversion): Check targetm.promoted_type.
20421 * c-convert.c (convert): Check targetm.convert_to_type.
20423 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
20425 * config/mips/mips.md (*extenddi_truncate<mode>,
20426 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
20428 (*extendhi_truncateqi): New define_insn_and_sptit.
20430 2009-05-20 Jakub Jelinek <jakub@redhat.com>
20432 PR middle-end/40204
20433 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
20434 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
20436 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
20438 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
20439 the operand of VIEW_CONVERT_EXPR.
20441 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
20443 * config/i386/driver-i386.c (host_detect_local_cpu): Check
20444 extended family and model for Intel processors. Support Intel Atom.
20446 2009-05-20 Olivier Hainque <hainque@adacore.com>
20448 * gstab.h (stab_code_type): Define, to be used instead of the
20449 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
20451 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
20452 occurrences by stab_code_type.
20453 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
20455 2009-05-20 Martin Jambor <mjambor@suse.cz>
20457 * tree-flow.h (insert_edge_copies_seq): Undeclare.
20458 (sra_insert_before): Likewise.
20459 (sra_insert_after): Likewise.
20460 (sra_init_cache): Likewise.
20461 (sra_type_can_be_decomposed_p): Likewise.
20462 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
20463 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
20464 (sra_insert_before): Likewise.
20465 (sra_insert_after): Likewise.
20466 (sra_init_cache): Likewise.
20467 (insert_edge_copies_seq): Made static and moved upwards.
20469 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
20472 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
20474 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
20475 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
20478 2009-05-20 Richard Guenther <rguenther@suse.de>
20480 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
20481 with mismatched comparison modes.
20483 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20485 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
20486 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
20487 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
20488 with shifts for Thumb2.
20489 (orsi_notsi): New for orn.
20490 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
20491 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
20492 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
20493 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
20494 Don't invert remainder for IOR.
20496 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
20498 PR tree-optimization/40087
20499 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
20500 number_of_iterations_ne): Rename never_infinite argument.
20501 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
20502 number_of_iterations_le): Handle pointer-type ivs when
20503 exit_must_be_taken is false.
20504 (number_of_iterations_cond): Do not always assume that
20505 exit_must_be_taken if the control variable is a pointer.
20507 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20509 * c-typeck.c (build_binary_op): Allow % on integal vectors.
20510 * doc/extend.texi (Vector Extension): Document that % is allowed too.
20512 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
20514 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
20515 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
20517 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20520 * c.opt (Wlogical-op): Disabled by default.
20521 * c-opt (c_common_post_options): Do not enable Wlogical-op with
20523 * doc/invoke.texi (Wlogical-op): Likewise.
20525 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
20527 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
20529 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
20530 Propagate the type of the first operand.
20531 <ASSERT_EXPR>: Simplify.
20532 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
20533 Rewrite using the RHS code as discriminant.
20534 <NOP_EXPR>: Turn into CASE_CONVERT.
20535 <PLUS_EXPR>: Propagate the type of the first operand.
20537 2009-05-19 Steve Ellcey <sje@cup.hp.com>
20539 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
20540 (ia64_dconst_0_375): New.
20541 * config/ia64/ia64.c (ia64_override_options): Remove
20542 -minline-sqrt-min-latency warning.
20543 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
20544 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
20545 * config/ia64/ia64.md (*sqrt_approx): Remove.
20546 (sqrtsf2): Remove #if 0.
20547 (sqrtsf2_internal_thr): Rewrite and move to div.md.
20548 (sqrtdf): Remove assert.
20549 (sqrtdf2_internal_thr): Rewrite and move to div.md.
20550 (sqrtxf2): Remove #if 0.
20551 (sqrtxf2_internal_thr): Rewrite and move to div.md.
20552 * div.md (sqrt_approx_rf): New.
20553 (sqrtsf2_internal_thr): New implementation.
20554 (sqrtsf2_internal_lat): New.
20555 (sqrtdf2_internal_thr: New implementation.
20556 (sqrtxf2_internal): New implementation.
20558 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
20559 Hans-Peter Nilsson <hp@axis.com>
20561 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
20562 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
20563 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
20564 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
20565 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
20566 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
20567 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
20568 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
20569 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
20570 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
20571 * c-common.c: ...from here.
20573 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20575 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
20577 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20579 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
20581 2009-05-19 Ben Elliston <bje@au.ibm.com>
20583 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
20584 assignments with memcpy calls.
20585 (add_fdes): Likewise.
20586 (binary_search_unencoded_fdes): Likewise.
20587 (linear_search_fdes): Eliminate type puns.
20589 2009-05-19 Richard Guenther <rguenther@suse.de>
20591 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
20592 not falsely claim to have propagated into all uses.
20594 2009-05-19 Ben Elliston <bje@au.ibm.com>
20596 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
20599 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
20601 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
20602 * config/sh/sh.c (sh_legitimate_address_p): Make static.
20603 (TARGET_LEGITIMATE_ADDRESS_P): New.
20604 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20605 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
20607 2009-05-18 Dodji Seketeli <dodji@redhat.com>
20610 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
20611 child of the containing namespace's DIE.
20613 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
20615 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
20616 *zero_extendhi_truncqi): Move after the zero_extend patterns.
20617 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
20620 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
20623 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
20624 gen_align with gen_pad.
20625 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
20626 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
20628 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
20629 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
20631 * config/i386/i386.md (align): Renamed to ...
20632 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
20633 ASM_OUTPUT_MAX_SKIP_PAD.
20635 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
20637 * config.gcc: Fix variable syntax.
20640 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
20641 before calling exact_log2.
20642 (output_iorsi3): Likewise.
20643 (output_xorsi3): Likewise.
20645 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
20647 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
20648 for the none zero constant operand except for EQ and NE
20649 comprisons even when the first operand is R0.
20651 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
20653 * config/s390/2064.md: Remove trailing whitespaces.
20654 * config/s390/2084.md: Likewise.
20655 * config/s390/constraints.md: Likewise.
20656 * config/s390/fixdfdi.h: Likewise.
20657 * config/s390/libgcc-glibc.ver: Likewise.
20658 * config/s390/s390-modes.def: Likewise.
20659 * config/s390/s390-protos.h: Likewise.
20660 * config/s390/s390.c: Likewise.
20661 * config/s390/s390.h: Likewise.
20662 * config/s390/s390.md: Likewise.
20663 * config/s390/tpf-unwind.h: Likewise.
20665 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
20667 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
20669 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
20672 * configure.ac (m68k-*-*): Check if binutils support TLS.
20673 * configure: Regenerate.
20674 * config/m68k/predicates.md (symbolic_operand): Extend comment.
20675 * config/m68k/constraints.md (Cu): New constraint.
20676 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
20677 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
20678 (movsi): Handle TLS symbols.
20679 (addsi3_5200): Handle XTLS symbols, indent.
20680 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
20681 (m68k_tls_reference_p): Declare.
20682 (m68k_legitimize_address): Declare.
20683 (m68k_unwrap_symbol): Declare.
20684 * config/m68k/m68k.opt (mxtls): New option.
20685 * config/m68k/m68k.c (ggc.h): Include.
20686 (m68k_output_dwarf_dtprel): Implement hook.
20687 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
20688 (m68k_expand_prologue): Load GOT pointer when function needs it.
20689 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
20690 (m68k_legitimate_constant_address_p): Same.
20691 (m68k_decompose_address): Handle TLS references.
20692 (m68k_get_gp): New static function.
20693 (enum m68k_reloc): New contants.
20694 (TLS_RELOC_P): New macro.
20695 (m68k_wrap_symbol): New static function.
20696 (m68k_unwrap_symbol): New function.
20697 (m68k_final_prescan_insn_1): New static function.
20698 (m68k_final_prescan_insn): New function.
20699 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
20701 (legitimize_pic_address): Handle TLS references..
20702 (m68k_tls_get_addr, m68k_get_tls_get_addr)
20703 (m68k_libcall_value_in_a0_p)
20704 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
20705 (m68k_call_m68k_read_tp): Helper variables and functions for ...
20706 (m68k_legitimize_tls_address): Handle TLS references.
20707 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
20709 (m68k_legitimize_address): Handle TLS symbols.
20710 (m68k_get_reloc_decoration): New static function.
20711 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
20713 (m68k_output_dwarf_dtprel): Implement hook.
20714 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
20715 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
20716 m68k_call_* routines.
20717 (sched_attr_op_type): Handle TLS symbols.
20718 (gt-m68k.h): Include.
20719 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
20720 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
20722 2009-05-18 Martin Jambor <mjambor@suse.cz>
20724 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
20725 (visit_store_addr_for_mod_analysis): New function.
20726 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
20727 (determine_cst_member_ptr): Use gimple_assign_single_p.
20728 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
20729 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
20730 operands. Don't check number of operands of a NOP_EXPR.
20732 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
20734 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
20736 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
20739 * c-common.c (warn_logical_operator): Don't warn if one of
20740 expression isn't always true or false.
20742 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
20744 * config/i386/biarch32.h: New file.
20745 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
20747 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
20749 * config/mips/mips.md (*zero_extend<mode>_trunchi,
20750 *zero_extend<mode>_truncqi): Merge these into ...
20751 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
20752 Name the pattern following this as *zero_extendhi_truncqi.
20754 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
20756 PR middle-end/39301
20757 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
20758 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
20759 (output_info): Make field HOST_WIDEST_INT.
20760 (print_statistics): Use HOST_WIDEST_INT_PRINT.
20761 (dump_bitmat_statistics): Same.
20763 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
20765 * config.gcc (use_gcc_stdint): Set to wrap.
20766 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
20767 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
20768 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20769 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20770 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20771 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20772 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20773 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20775 2009-05-16 Joseph Myers <joseph@codesourcery.com>
20777 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
20779 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
20780 Move definitions earlier.
20781 (OPT_ARCH64, OPT_ARCH32): Define.
20782 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
20785 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
20788 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
20791 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
20793 * arm.md (movdi2): Copy non-reg values to DImode registers.
20795 2009-05-16 Jakub Jelinek <jakub@redhat.com>
20798 * final.c (label_to_max_skip): New function.
20799 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
20800 CODE_LABEL_NUMBER <= max_labelno.
20801 * output.h (label_to_max_skip): New prototype.
20802 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
20803 (ix86_avoid_jump_mispredicts): ... this. Don't define if
20804 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
20805 Handle CODE_LABELs with >= 16 byte alignment or with
20806 max_skip == (1 << align) - 1.
20807 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
20808 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
20811 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
20812 .p2align 3 if MAX_SKIP is smaller than 7.
20813 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
20815 2009-05-15 Ian Lance Taylor <iant@google.com>
20817 * alias.c (struct alias_set_entry_d): Rename from struct
20818 alias_set_entry. Change all uses.
20819 * except.c (struct call_site_record_d): Rename from struct
20820 call_site_record. Change all uses.
20821 * except.h (struct eh_region_d): Rename from struct eh_region.
20823 * gcse.c (struct hash_table_d): Rename from struct hash_table.
20825 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
20826 ivtype_map_elt. Change all uses.
20827 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
20829 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
20830 * graphite.h (struct name_tree_d): Rename from struct name_tree.
20832 (struct sese_d): Rename from struct sese. Change all uses.
20833 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
20834 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
20835 * optabs.h (struct optab_d): Rename from struct optab. Change all
20837 (struct convert_optab_d): Rename from struct convert_optab.
20839 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
20840 ipa_opt_pass. Change all uses.
20841 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
20844 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
20845 defined as a typedef.
20846 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
20849 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
20852 * fold-const.c (make_range,build_range_check,merge_ranges): Move
20854 (merge_ranges): Returns bool.
20855 * tree.h (make_range): .. to here.
20856 (build_range_check): Likewise.
20857 (merge_ranges): Likewise. Renamed from merge_ranges.
20858 * c-typeck.c (parser_build_binary_op): Update calls to
20859 warn_logical_operator.
20860 * c-common.c (warn_logical_operator): Add new warning.
20861 * c-common.h (warn_logical_operator): Update declaration.
20863 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
20865 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
20867 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20869 * doc/install.texi: Document MPC requirements, flags etc.
20871 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
20872 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
20873 Evaluate constant arguments.
20874 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
20875 (fold_builtin_1): Likewise, also evaluate constant arguments.
20876 Remove superfluous break.
20877 (do_mpc_ckconv): New.
20878 * real.h: Include mpc.h.
20879 * toplev.c (print_version): Output MPC version info if available.
20881 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20883 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
20885 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
20887 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
20890 2009-05-15 Jan Hubicka <jh@suse.cz>
20892 * doc/invoke.texi (max-early-inliner-iterations): New flag.
20893 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
20894 (try_inline): Fix return value.
20895 (cgraph_decide_inlining_incrementally): Honor new value.
20896 (cgraph_early_inlining): Handle indirect inlining.
20897 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
20899 2009-05-15 Jan Hubicka <jh@suse.cz>
20901 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
20902 * cgraphunit.c (cgraph_finalize_function): Set it.
20903 (cgraph_expand_function): Use it.
20905 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20907 * real.c (encode_ieee_half): Define.
20908 (decode_ieee_half): Define.
20909 (ieee_half_format): Define.
20910 (arm_half_format): Define.
20911 * real.h (ieee_half_format): Declare.
20912 (arm_half_format): Declare.
20914 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20916 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
20917 swapped, and reversed optabs exist before trying to use them.
20919 2009-05-15 Paul Brook <paul@codesourcery.com>
20920 Sandra Loosemore <sandra@codesourcery.com>
20922 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
20923 loads. Allow PRE_DEC.
20924 (output_move_neon): Handle PRE_DEC.
20925 (arm_print_operand): Add 'A' for neon structure loads.
20926 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
20927 * config/arm/neon.md (neon_mov): Update comment.
20928 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
20930 (Um): New constraint.
20932 2009-05-15 Jan Hubicka <jh@suse.cz>
20934 Revert the following patch until testsuite fallout is fixed:
20935 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20936 * cgraph.h (struct inline_summary): New filed self_wize,
20937 size_inlining_benefit, self_time and time_inlining_benefit.
20938 (struct cgraph_global_info): Replace insns by time ans size fields.
20939 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20940 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20941 (ipcp_update_callgraph): Do not touch function bodies.
20942 * ipa-inline.c: Include except.h
20943 (MAX_TIME): New constant.
20944 (overall_insns): Remove
20945 (overall_size, max_benefit): New static variables.
20946 (cgraph_estimate_time_after_inlining): New function.
20947 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20948 (cgraph_clone_inlined_nodes): Update size.
20949 (cgraph_mark_inline_edge): Update size.
20950 (cgraph_estimate_growth): Use size info.
20951 (cgraph_check_inline_limits): Check size.
20952 (cgraph_default_inline_p): Likewise.
20953 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20954 (cgraph_decide_recursive_inlining): Check size.
20955 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20957 (cgraph_decide_inlining): Likewise.
20958 (cgraph_decide_inlining_incrementally): Likewise; honor
20959 PARAM_EARLY_INLINING_INSNS.
20960 (likely_eliminated_by_inlining_p): New predicate.
20961 (estimate_function_body_sizes): New function.
20962 (compute_inline_parameters): Use it.
20963 * except.c (must_not_throw_labels): New function.
20964 * except.h (must_not_throw_labels): Declare.
20965 * tree-inline.c (init_inline_once): Kill inlining_weigths
20966 * tree-ssa-structalias.c: Avoid uninitialized warning.
20967 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20968 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20969 (PARAM_INLINE_CALL_COST): Remove.
20970 (PARAM_EARLY_INLINING_INSNS): New.
20972 2009-05-15 Richard Guenther <rguenther@suse.de>
20974 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
20975 not TODO_update_ssa.
20977 2009-05-15 Richard Guenther <rguenther@suse.de>
20979 PR tree-optimization/39999
20980 * gimple.h (gimple_expr_type): Use the expression type looking
20981 through useless conversions.
20982 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
20983 (vn_nary_op_insert_stmt): Likewise.
20984 (simplify_binary_expression): Likewise.
20986 2009-05-15 Richard Guenther <rguenther@suse.de>
20988 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
20989 New options, enabled by default.
20990 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
20992 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
20993 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
20994 * tree-ssa-structalias.c (gate_tree_pta): New function.
20995 (pass_build_alias): Use it.
20997 2009-05-15 Joseph Myers <joseph@codesourcery.com>
20999 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
21000 recurse on an invariant address if a conversion from a pointer
21001 type to a wider integer type is involved.
21003 2009-05-15 Jan Hubicka <jh@suse.cz>
21005 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
21006 * cgraph.h (struct inline_summary): New filed self_wize,
21007 size_inlining_benefit, self_time and time_inlining_benefit.
21008 (struct cgraph_global_info): Replace insns by time ans size fields.
21009 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
21010 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
21011 (ipcp_update_callgraph): Do not touch function bodies.
21012 * ipa-inline.c: Include except.h
21013 (MAX_TIME): New constant.
21014 (overall_insns): Remove
21015 (overall_size, max_benefit): New static variables.
21016 (cgraph_estimate_time_after_inlining): New function.
21017 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
21018 (cgraph_clone_inlined_nodes): Update size.
21019 (cgraph_mark_inline_edge): Update size.
21020 (cgraph_estimate_growth): Use size info.
21021 (cgraph_check_inline_limits): Check size.
21022 (cgraph_default_inline_p): Likewise.
21023 (cgraph_edge_badness): Compute badness based on benefit and size cost.
21024 (cgraph_decide_recursive_inlining): Check size.
21025 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
21027 (cgraph_decide_inlining): Likewise.
21028 (cgraph_decide_inlining_incrementally): Likewise; honor
21029 PARAM_EARLY_INLINING_INSNS.
21030 (likely_eliminated_by_inlining_p): New predicate.
21031 (estimate_function_body_sizes): New function.
21032 (compute_inline_parameters): Use it.
21033 * except.c (must_not_throw_labels): New function.
21034 * except.h (must_not_throw_labels): Declare.
21035 * tree-inline.c (init_inline_once): Kill inlining_weigths
21036 * tree-ssa-structalias.c: Avoid uninitialized warning.
21037 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
21038 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
21039 (PARAM_INLINE_CALL_COST): Remove.
21040 (PARAM_EARLY_INLINING_INSNS): New.
21041 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
21042 (inline-call-cost): Remove.
21043 (early-inlining-insns): New.
21045 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
21047 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
21049 (print_int_cst_bounds_in_octal_p): Likewise.
21050 (dbxout_type): Adjust calls to above functions. Be prepared to deal
21052 * dwarf2out.c (base_type_die): Likewise.
21053 (is_subrange_type): Delete.
21054 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
21055 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
21056 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
21057 if the destination type is boolean.
21058 (build_range_check): Do not special-case subtypes.
21059 (fold_sign_changed_comparison): Likewise.
21060 (fold_unary): Likewise.
21061 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
21062 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
21063 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
21064 * tree.c (subrange_type_for_debug_p): New predicate based on the
21065 former is_subrange_type.
21066 * tree.h (subrange_type_for_debug_p): Declare.
21067 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
21068 (convert_affine_scev): Remove call to above function.
21069 (chrec_convert_aggressive): Likewise.
21070 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
21071 false for conversions involving subtypes.
21072 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
21073 (vrp_val_min): Likewise.
21074 (needs_overflow_infinity): Likewise.
21075 (extract_range_from_unary_expr): Likewise.
21077 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
21079 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
21080 * config/frv/frv.c: Likewise.
21081 * config/s390/s390.c: Likewise.
21082 * config/sparc/sparc.h: Likewise.
21083 * config/i386/i386.h: Likewise.
21084 * config/i386/i386.c: Likewise.
21085 * config/crx/crx.c: Likewise.
21086 * config/m68hc11/m68hc11.h: Likewise.
21087 * config/iq2000/iq2000.c: Likewise.
21088 * config/mn10300/mn10300.h: Likewise.
21089 * config/mn10300/mn10300.c: Likewise.
21090 * config/m68k/m68k.c: Likewise.
21091 * config/rs6000/rs6000.c: Likewise.
21092 * config/rs6000/xcoff.h: Likewise.
21093 * config/rs6000/linux64.h: Likewise.
21094 * config/rs6000/sysv4.h: Likewise.
21095 * config/score/score3.c: Likewise.
21096 * config/score/score7.c: Likewise.
21097 * config/score/score.c: Likewise.
21098 * config/arm/arm.md: Likewise.
21099 * config/mips/mips.c: Likewise.
21100 * config/mips/mips.md: Likewise.
21101 * config/bfin/bfin.h: Likewise.
21102 * config/pa/pa.c: Likewise.
21103 * config/pa/constraints.md: Likewise.
21105 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
21106 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
21107 * config/pdp11/pdp11.h: Use memory_address_p instead.
21109 2009-05-14 Ian Lance Taylor <iant@google.com>
21111 * passes.c (finish_optimization_passes): Change i to int.
21112 * plugin.c (plugins_active_p): Change event to int.
21113 (dump_active_plugins): Likewise.
21114 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
21116 * tree.c (tree_range_check_failed): Change c to unsigned int.
21117 (omp_clause_range_check_failed): Likewise.
21118 (build_common_builtin_nodes): Change mode to int. Add cast.
21119 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
21120 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
21122 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
21123 ++ or -- with a variable of enum type.
21125 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
21128 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
21130 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
21132 * store-motion.c: Do not include params.h
21133 * Makefile.in: Fix dependencies for various files.
21135 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
21137 * auto-inc-dec.c: Fix pass description, remove apparent
21138 accidental duplication.
21140 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
21142 PR middle-end/40147
21143 * ipa-utils.h (memory_identifier_string): Moved to ...
21144 * tree.h (memory_identifier_string): Here. Add GTY(()).
21146 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
21148 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
21149 in the former documentation of...
21150 (GO_IF_LEGITIMATE_ADDRESS): ... this.
21151 * ira-conflicts.c (get_dup_num): Use address_operand.
21152 * targhooks.c (default_legitimate_address_p): New.
21153 * targhooks.h (default_legitimate_address_p): New.
21154 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
21156 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
21157 * target.h (struct target): Add legitimate_address_p.
21158 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
21159 (TARGET_INITIALIZER): Include it.
21161 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21162 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
21163 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
21164 (TARGET_LEGITIMATE_ADDRESS_P): New.
21166 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21167 (REG_OK_STRICT_P): Delete.
21168 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
21169 (frv_legitimate_address_p_1): ... this.
21170 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
21171 (frv_legitimate_address_p_1): ... the renamed old
21172 frv_legitimate_address_p.
21173 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
21174 (TARGET_LEGITIMATE_ADDRESS_P): New.
21176 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21177 * config/s390/s390-protos.h (legitimate_address_p): Remove.
21178 * config/s390/s390.c (legitimate_address_p): Rename to...
21179 (s390_legitimate_address_p): ... this, make static.
21180 (legitimize_address): Adjust call.
21181 (TARGET_LEGITIMATE_ADDRESS_P): New.
21182 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
21184 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21185 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
21186 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
21187 (TARGET_LEGITIMATE_ADDRESS_P): New.
21189 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21190 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
21191 * config/spu/spu.c (spu_legitimate_address): Rename to...
21192 (spu_legitimate_address_p): ... this, make static.
21193 (TARGET_LEGITIMATE_ADDRESS_P): New.
21195 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21196 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
21197 * config/sparc/sparc.c (legitimate_address_p): Rename to...
21198 (sparc_legitimate_address_p): ... this, make static and return bool.
21199 (legitimize_address): Adjust call.
21200 (TARGET_LEGITIMATE_ADDRESS_P): New.
21202 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21203 * config/i386/i386-protos.h (legitimate_address_p): Remove.
21204 * config/i386/i386.c (legitimate_address_p): Rename to...
21205 (ix86_legitimate_address_p): ... this, make static.
21206 (constant_address_p): Move after it, adjust call.
21207 (TARGET_LEGITIMATE_ADDRESS_P): New.
21209 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21210 * config/avr/avr-protos.h (legitimate_address_p): Remove.
21211 * config/avr/avr.c (legitimate_address_p): Rename to...
21212 (avr_legitimate_address_p): ... this, make static.
21213 (legitimize_address): Adjust call.
21214 (TARGET_LEGITIMATE_ADDRESS_P): New.
21216 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21217 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
21218 * config/crx/crx.c (crx_legitimate_address_p): Make static.
21219 (TARGET_LEGITIMATE_ADDRESS_P): New.
21221 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21222 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
21223 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
21224 (TARGET_LEGITIMATE_ADDRESS_P): New.
21226 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21227 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
21229 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
21231 (TARGET_LEGITIMATE_ADDRESS_P): New.
21233 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21234 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
21236 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
21238 (m68hc11_legitimate_address_p): ... this, make static.
21239 (go_if_legitimate_address_internal): Rename to...
21240 (m68hc11_legitimate_address_p_1): ... this.
21241 (legitimize_address): Adjust call.
21242 (TARGET_LEGITIMATE_ADDRESS_P): New.
21244 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21245 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
21246 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
21247 (TARGET_LEGITIMATE_ADDRESS_P): New.
21249 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21250 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
21251 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
21252 (mn10300_legitimate_address_p): ... this, make static.
21253 (TARGET_LEGITIMATE_ADDRESS_P): New.
21255 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21256 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
21257 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
21258 (TARGET_LEGITIMATE_ADDRESS_P): New.
21260 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21261 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
21262 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
21263 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21264 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
21265 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
21266 (rs6000_legitimate_address_p): ... this, make static.
21267 (TARGET_LEGITIMATE_ADDRESS_P): New.
21268 (REG_MODE_OK_FOR_BASE_P): Delete.
21269 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
21271 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21272 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
21274 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
21275 static, adjust types.
21276 (TARGET_LEGITIMATE_ADDRESS_P): New.
21278 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21279 * config/score/score.c (score_address_p): Rename to...
21280 (score_legitimate_address_p): ... this.
21281 (TARGET_LEGITIMATE_ADDRESS_P): New.
21282 * config/score/score3.c (score3_address_p): Rename to...
21283 (score3_legitimate_address_p): ... this.
21284 * config/score/score7.c (score7_address_p): Rename to...
21285 (score7_legitimate_address_p): ... this.
21287 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
21288 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
21289 GO_IF_LEGITIMATE_ADDRESS): Delete.
21290 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
21291 thumb2_legitimate_address_p): Delete.
21292 (arm_legitimate_address_p): Rename to...
21293 (arm_legitimate_address_outer_p): ... this.
21294 * config/arm/constraints.md ("Uq"): Adjust call.
21295 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
21296 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
21298 (arm_legitimate_address_outer_p): ... this.
21299 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
21301 (TARGET_LEGITIMATE_ADDRESS_P): New.
21303 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21304 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
21305 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
21306 (TARGET_LEGITIMATE_ADDRESS_P): New.
21308 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21309 * config/vax/vax-protos.h (legitimate_address_p): Remove.
21310 * config/vax/vax.c (legitimate_address_p): Rename to...
21311 (vax_legitimate_address_p): ... this, make static.
21312 (TARGET_LEGITIMATE_ADDRESS_P): New.
21314 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21315 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
21316 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
21317 (TARGET_LEGITIMATE_ADDRESS_P): New.
21319 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21320 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
21321 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
21322 (mmix_legitimate_address_p): ... this, make static.
21323 (TARGET_LEGITIMATE_ADDRESS_P): New.
21325 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21326 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
21327 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
21328 (TARGET_LEGITIMATE_ADDRESS_P): New.
21330 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
21332 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
21333 of MODE_COMPLEX_INT.
21335 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
21337 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
21338 LCT_NORMAL in function call.
21339 * mips-tdump.c (print_file_desc): Add cast to enum type.
21340 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
21341 (mark_stabs): Add casts to enum types.
21342 (parse_stabs_common): Add casts to enum types.
21344 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
21346 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
21347 Check for invalid values of LETTER.
21349 2009-05-13 Taras Glek <tglek@mozilla.com>
21351 * attribs.c (register_attribute): moved out attribute registration
21352 into register_attribute.
21353 * doc/plugins.texi: Documented register_attribute and
21355 * gcc-plugin.h: Added forward decl for register_attribute.
21356 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
21357 * plugin.c (register_callback, invoke_plugin_callbacks): Added
21358 PLUGIN_ATTRIBUTES boilerplate.
21360 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
21362 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
21363 values even in sentinel and empty entries.
21364 (ms_printf_flag_specs): Likewise.
21365 (ms_scanf_flag_specs): Likewise.
21366 (ms_strftime_flag_specs): Likewise.
21367 (ms_print_char_table): Likewise.
21368 (ms_scan_char_table): Likewise.
21369 (ms_time_char_table): Likewise.
21371 2009-05-13 Doug Kwan <dougkwan@google.com>
21373 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
21375 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
21377 * config/mips/mips.md (store): Add attributes for QI and HI.
21379 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
21380 (truncdi<mode>2): ... this new pattern.
21382 2009-05-13 Brad Hards <bradh@kde.org>
21384 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
21386 2009-05-14 Jakub Jelinek <jakub@redhat.com>
21387 Ben Elliston <bje@au.ibm.com>
21389 PR middle-end/40035
21390 * dse.c (check_mem_read_rtx): Guard against width == -1.
21392 2009-05-13 Michael Matz <matz@suse.de>
21394 PR middle-end/39976
21395 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
21396 (trivially_conflicts_p): New function.
21397 (insert_backedge_copies): Use it.
21399 2009-05-13 Janis Johnson <janis187@us.ibm.com>
21401 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
21402 (handle_stdc_pragma): Use new enum constant names.
21403 (handle_pragma_float_const_decimal64): Ditto.
21405 2009-05-13 Ian Lance Taylor <iant@google.com>
21407 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
21410 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
21412 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
21413 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
21415 * config/m68k/m68k.h (FL_UCLINUX): Define.
21417 2009-05-13 Jan Hubicka <jh@suse.cz>
21419 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
21421 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
21423 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
21424 unless -fschedule-insns is specified.
21426 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
21429 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
21430 TARGET_EXPAND_CBRANCHDI4.
21431 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
21432 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
21433 (cmpeqdi): Fix comment.
21435 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
21437 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
21438 (sh_legitimate_address_p): Likewise.
21439 * config/sh/sh.c (sh_legitimate_index_p): New.
21440 (sh_legitimate_address_p): Likewise.
21441 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
21442 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
21443 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
21444 (MAYBE_BASE_REGISTER_RTX_P): New macro.
21445 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
21446 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
21447 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
21448 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
21449 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
21451 2009-05-12 Jan Hubicka <jh@suse.cz>
21453 * tree-inline.c (estimate_operator_cost): Add operands;
21454 when division happens by constant, it is cheap.
21455 (estimate_num_insns): Loads and stores are not having cost of 0;
21456 EH magic stuff is cheap; when computing runtime cost of switch,
21457 use log2 base of amount of its cases; builtin_expect has cost of 0;
21458 compute cost for moving return value of call.
21459 (init_inline_once): Initialize time_based flags.
21460 * tree-inline.h (eni_weights_d): Add time_based flag.
21462 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21464 * df-core.c: Update head documentation.
21466 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
21469 * rs6000.c (rs6000_generate_compare): Use op1b instead of
21470 shadowing exisiting variable op1.
21472 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
21475 * config/i386/driver-i386.c (processor_signatures): New enum.
21476 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
21477 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
21478 processor signature to detect geode processor.
21480 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21484 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21486 * optabs.c (prepare_cmp_insn): Temporarily disable test that
21487 causes spurious differences between trunk and cond-optab branch.
21489 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21491 * dojump.c (compare_from_rtx): Delete.
21492 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
21493 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
21494 if the comparison does not satisfy the predicate; test predicates for
21495 operands 2 and 3 of a cstore pattern. Don't try cstore optab
21496 further if one existing pattern fails.
21497 * expr.h (compare_from_rtx): Delete.
21498 (prepare_operand): Declare it.
21499 * optabs.c: Change "lib call" to "libcall" throughout.
21500 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
21501 HAVE_conditional_trap, emit_cmp_insn): Delete.
21502 (can_compare_p): Delete cmp_optab case.
21503 (prepare_float_lib_cmp): Return an rtx and a machine mode.
21504 Accept other parameters by value.
21505 (prepare_operand): Make non-static.
21506 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
21507 other parameters by value. Try to widen operands here based on
21508 an optab_methods argument and looking at cbranch_optab.
21509 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
21510 loop. Use cbranch_optab directly.
21511 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
21512 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
21514 (emit_conditional_move, emit_conditional_add): Inline what's needed
21515 of compare_from_rtx, using new prepare_cmp_insn for the rest.
21516 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
21517 with COMPARE. Move cmov_optab and cstore_optab above
21518 with cbranch_optab, move cmp_optab down with ucmp_optab,
21519 remove tst_otpab. Do not initialize trap_rtx.
21520 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
21521 for trap code. Do not check HAVE_conditional_trap. Use
21522 prepare_cmp_insn. Accept no predicate for operand 3.
21523 * optabs.h (OTI_cmp): Mark as used only for libcalls.
21524 (OTI_ctrap, ctrap_optab): New.
21525 (tst_optab): Delete.
21526 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
21527 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
21528 with lookup of ctrap_optab.
21529 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
21531 (ctrap_optab): New.
21533 * combine.c (combine_simplify_rtx, simplify_set): Do not
21534 special case comparing against zero for cc0 machines.
21535 * simplify-rtx.c (simplify_binary_operation_1): Never remove
21536 COMPARE on cc0 machines.
21537 (simplify_relational_operation): Return a new expression when
21538 a COMPARE could be removed.
21539 * final.c (final_scan_insn): Compare cc_status values
21540 against LHS of a (compare FOO (const_int 0)) cc0 source.
21541 Also check if cc_status.value is the full compare.
21543 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
21544 (cstoreMM4): Document.
21545 (conditional_trap): Document ctrapMM4 instead.
21546 (sync_compare_and_swapMM): Refer to cbranchcc4.
21547 (Dependent Patterns): Eliminate obsolete information referring to
21548 the old jump optimization phase.
21549 (Canonicalization): Include cbranchcc4 case, omit canonicalization
21550 of compares with 0 on cc0 machines.
21551 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
21552 avoiding references to cc0. Remove text about storing operands
21554 * doc/tm.texi (Condition Codes): Include blurb on different
21555 condition code representations, separate into subsections for
21556 CC0, MODE_CC and conditional execution.
21558 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
21559 alpha_emit_setcc): Accept operands and a machine mode.
21560 * config/alpha/alpha.c (alpha_emit_conditional_branch):
21561 Get code/op0/op1 from operands, use machine mode argument
21562 instead of alpha_compare.fp_p. Emit the branch here.
21563 (alpha_emit_setcc): Likewise, and return boolean.
21564 (alpha_emit_conditional_move): Likewise. Assert that
21565 cmp_op_mode == cmp_mode, and simplify accordingly.
21566 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
21567 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
21568 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
21570 (stack probe test): Use cbranchdi4.
21571 * config/alpha/predicates.md (alpha_cbranch_operator): New.
21573 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
21574 * config/arc/arc.h (movsicc, movsfcc): Use it.
21575 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
21576 (cbranchsi4, cstoresi4): New.
21577 (cmpsi, bCC and sCC expanders): Remove.
21579 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
21580 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
21581 * config/arm/predicates.md (arm_comparison_operator): Only include
21582 floating-point operators if there is a hardware floating-point unit.
21583 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
21584 deferring to cbranch_cc and cstore_cc respectively.
21585 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
21586 cbranch_cc, cstore_cc): New.
21587 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
21589 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
21591 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
21592 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
21594 (adjust_insn_length): Adjust calls.
21595 (avr_reorg): Handle (compare (foo) (const_int 0)).
21596 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
21597 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
21598 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
21599 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
21601 (cbranchqi4, cbranchhi4, cbranchsi4): New.
21602 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
21604 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
21605 (cbranchsi4, cstorebi4, cstoresi4): New.
21606 (movbisi): This insn is duplicate, split it to zero_extend.
21607 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
21608 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
21609 (bfin_optimize_loop): Use cbranch expander.
21610 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
21611 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
21612 (bfin_bimode_comparison_operator): ... this.
21613 (bfin_direct_comparison_operator): New.
21615 * config/cris/cris.c (cris_normal_notice_update_cc): Look
21616 inside (compare FOO (const_int 0)).
21617 (cris_rtx_costs): Handle ZERO_EXTRACT.
21618 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
21619 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
21620 (*tstdi_v32): Delete.
21621 (*cmpdi_non_v32): Add M alternative for operand 1.
21622 (cmpsi, cmp<mode>): Make private.
21623 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
21625 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
21627 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
21628 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
21629 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
21630 (cc_reg_operand): New.
21631 (any_cond): Delete.
21632 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
21633 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
21634 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
21635 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
21636 crx_expand_scond): Delete.
21638 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
21640 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
21641 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
21643 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
21644 cstoresi4, cstoresf4, cstoredf4): New.
21645 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
21646 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
21647 Receive the entire operands array.
21648 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
21649 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
21650 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
21651 Get test/op0/op1 from the operands array.
21652 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
21654 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
21655 (h8300_expand_store): New.
21656 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
21658 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
21659 (h8300_expand_store): New.
21660 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
21661 or do not try to produce (set (cc0) REG).
21662 (peepholes): Wrap arguments with COMPARE. Add a peephole to
21663 change a compare into a move to a scratch register. Disable some
21664 peepholes when comparing with zero.
21665 (tstsi, tsthi, tstsi, cmpqi): Make private.
21667 (bCC, sCC): Delete.
21668 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
21671 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
21672 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
21673 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
21674 (ix86_emit_i387_log1p): Use cbranchxf2.
21675 (ix86_expand_setcc): Return void.
21676 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
21677 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
21678 cmp<MODEF>, cmpcc): Remove.
21679 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
21680 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
21681 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
21682 (sCC and bCC expanders): Remove.
21683 (stack_protect_test): Use cbranchcc4.
21685 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
21687 (ia64_expand_compare): Accept three rtx by reference and return void.
21688 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
21689 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
21690 from *expr. Update *expr with the BImode comparison to do.
21691 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
21692 cmptf, bCC, sCC, conditional_trap): Delete.
21693 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
21694 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
21695 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
21696 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
21697 * config/ia64/predicates.md (ia64_cbranch_operator): New.
21699 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
21700 type of last argument.
21701 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
21702 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
21703 use machine mode argument instead of branch_type. Remove dead
21704 code for floating-point comparisons.
21705 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
21706 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
21708 (cbranchsi4, cstoresi4): New.
21709 * config/iq2000/predicates.md (reg_or_const_operand): New.
21711 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
21712 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
21713 (b<code>_op): Rewrite to...
21714 (bcc_op): ... this, using match_operator.
21715 (s<code>_op): Rewrite to...
21716 (scc_op): ... this, using match_operator.
21717 (s<code>_24_op): Rewrite to...
21718 (scc_op_24): ... this, using match_operator.
21719 (s<code>_<mode>): Rewrite to...
21720 (cstore<mode>4): ... this, using match_operator.
21721 (s<code>_<mode>_24): Rewrite to...
21722 (cstore<mode>4_24): ... this, using match_operator.
21723 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
21724 m32c_unpend_compare, m32c_expand_scc): Delete.
21725 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
21726 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
21727 (m32c_expand_movcc): Change NE to EQ if necessary.
21728 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
21730 * config/m32r/m32r-protos.h (gen_cond_store): New.
21731 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
21732 (gen_cond_store): New, from sCC patterns.
21733 (m32r_expand_block_move): Use cbranchsi4.
21734 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
21735 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
21736 (cbranchsi4, cstoresi4): New.
21738 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
21740 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
21741 (m68hc11_notice_update_cc): Look into a compare with 0.
21742 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
21744 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
21745 cmphi, cmpqi, bCC): Delete.
21746 (cbranchsi4, cbranchhi4, cbranchqi4): New.
21747 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
21748 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
21751 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
21752 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
21753 * config/m68k/constraints.md (H): New.
21754 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
21755 the define_insn below.
21756 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
21757 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
21758 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
21759 patterns): Wrap RHS with COMPARE.
21760 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
21761 (*cmpdi_internal): Name this pattern.
21762 (cmpdi): Change to define_insn.
21763 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
21764 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
21765 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
21767 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
21768 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
21769 (conditional_trap): Change to...
21770 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
21771 (*conditional_trap): Use the ordered_comparison_operator and
21772 const1_operand predicates.
21773 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
21774 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
21775 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
21776 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
21778 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
21779 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
21780 (mcore_gen_compare): New.
21781 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
21782 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
21783 (mcore_gen_compare): ... this.
21784 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
21785 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
21786 (stack probe pattern): Use cbranchsi4.
21788 * config/mips/predicates.md (mips_cstore_operator): New.
21789 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
21790 * config/mips/mips.md (any_cond): Delete.
21791 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
21793 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
21794 fixuns_truncsfdi2): Use cbranch patterns.
21795 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
21796 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
21797 Adjust call to mips_expand_conditional_branch.
21798 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
21800 * config/mips/mips-protos.h (mips_expand_conditional_branch,
21801 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
21802 * config/mips/mips.c (cmp_operands): Delete.
21803 (mips_emit_compare): Get comparison operands from *op0/*op1.
21804 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
21805 that it succeeds. Use op0/op1 instead of cmp_operands.
21806 (mips_expand_conditional_branch, mips_expand_conditional_move,
21807 mips_expand_conditional_trap): Likewise.
21808 (mips_block_move_loop): Use cbranch patterns.
21809 * config/mips/mips.h (cmp_operands): Delete.
21811 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
21812 (mmix_gen_compare_reg): Just return a register in the right CC mode.
21813 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
21814 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
21815 (*cmpcc_folded): Rename to...
21816 (*cmpdi_folded): this.
21817 (*cmpcc): Rename to...
21819 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
21822 (cbranchdf4): New. Handle invalid comparisons here.
21823 * config/mmix/predicates.md (float_comparison_operator): New.
21825 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
21826 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
21827 * config/mn10300/mn10300.md (tst): Delete.
21828 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
21829 Name these patterns and wrap RHS in a compare.
21830 (*cmpsi): Make this pattern private. Include tst.
21831 (*cmpsf): Make this pattern private.
21832 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
21833 (compare with zero peepholes): Likewise.
21835 (cbranchsi4, cbranchsf4): New.
21836 (casesi): Use cbranchsi4.
21838 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
21839 hppa_branch_type): Delete.
21840 (return_addr_rtx): Use cbranchsi4.
21841 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
21842 Emit CCFPmode comparison here.
21843 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
21844 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
21845 hppa_branch_type): Delete.
21846 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
21847 (movsicc, movdicc): Remove references to hppa_compare_op0,
21848 hppa_compare_op1 and compare_from_rtx.
21849 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
21850 (casesi): Use cbranchsi4.
21852 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
21853 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
21854 * config/pdp11/pdp11.md (register_or_const0_operand): New.
21855 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
21856 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
21858 (cbranchdf4, cbranchhi4, cbranchqi4): New.
21859 (*branch, *branch_inverted): New.
21861 * config/picochip/picochip.md (cbranchhi4): Use
21862 ordered_comparison_operator.
21863 (cmphi, bCC): Remove.
21865 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
21866 (trap_comparison_operator): Delete.
21867 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
21868 rs6000_emit_cbranch): Accept mode and operands.
21869 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
21870 rs6000_compare_fp_p): Delete.
21871 (rs6000_generate_compare): Accept mode and comparison. Extract code
21872 and op0/op1 from there. Replace references to rs6000_compare_op0
21873 and rs6000_compare_op1.
21874 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
21875 extract result from passed operands.
21876 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
21877 extract loc from passed operands.
21878 (rs6000_emit_cmove): Likewise.
21879 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
21880 rs6000_compare_fp_p): Delete.
21881 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
21882 (cbranch<GPR>4, cbranch<FP>4): New.
21883 (cstore<mode>4): New. Consolidate here all choices about when to use
21884 portable or specialized sCC sequences.
21885 (stack_protect_test): Use cbranchsi4.
21886 (conditional_trap): Replace with ctrap<GPR>4.
21887 (conditional trap insn): Replace trap_comparison_operator with
21888 ordered_comparison_operator.
21890 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
21891 (s390_emit_prologue): Use ctrap.
21892 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
21893 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
21894 New predicates replacing...
21895 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
21896 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
21897 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
21898 (add<mode>cc): Do not use s390_compare_op0/op1.
21899 (s<code>): Change to...
21900 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
21901 (seq): Change to...
21902 (cstorecc4): ... this. Handle EQ or NE equally.
21903 (*sne): Un-privatize for use in cstorecc4.
21904 (b<code>): Change to...
21905 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
21906 (conditional_trap): Replace with...
21907 (ctrap<GPR>4, ctrap<FP>4): ... these.
21908 (stack_protect): Use cbranchcc4.
21910 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
21911 * config/score/score-protos.h (score_gen_cmp): Delete.
21912 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
21913 (score_block_move-loop): Use cbranchsi4.
21914 * config/score/score.md (cbranchsi4): New.
21915 (cmpsi, bCC): Delete.
21916 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
21917 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
21918 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
21919 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
21920 * config/score/score3.h (score3_gen_cmp): Delete.
21921 * config/score/score7.h (score7_gen_cmp): Delete.
21923 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
21924 (sh_emit_scc_to_t): ... this. Return void.
21925 (from_compare): Rename to...
21926 (sh_emit_compare_and_branch): ... this.
21927 (sh_emit_compare_and_set): New.
21928 (sh_expand_t_scc): Accept operands.
21929 * config/sh/predicates.md (sh_float_comparison_operator): New.
21930 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
21931 (prepare_scc_operands): Rename to...
21932 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
21934 (sh_emit_cheap_store_flag): New.
21935 (sh_emit_set_t_insn): New.
21936 (from_compare): Rename to...
21937 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
21938 handling of TARGET_SH2E floating point to avoid recursive call.
21939 Generate branch here.
21940 (sh_emit_compare_and_set): New.
21941 (sh_expand_t_scc): Get op0/op1 from arguments.
21942 (sh_emit_cheap_store_flag): New.
21943 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
21945 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
21946 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
21947 (movsicc, movdicc): Do nothing when it recreated operands from
21948 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
21949 prepare_scc_operands (now sh_emit_scc_to_t).
21950 (udivdi3): Use cstoresi4.
21951 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
21952 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
21953 (cbranchint4_media, cbranchfp4_media): New.
21954 (casesi): Use cbranchdi4.
21955 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
21957 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
21958 (movnegt): Remove second operand.
21959 (cbranchsf4, cbranchdf4): New.
21960 (stack_protect): Use cbranchdi4/cbranchsi4.
21962 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
21963 (gen_compare_reg): Accept comparison, extract part of it to...
21964 (gen_compare_reg_1): ... this.
21965 (gen_compare_operator): Delete.
21966 (gen_v9_scc): Accept separate destination, comparison code and arms.
21967 Do not use sparc_compare_op0/sparc_compare_op1.
21968 (emit_scc_insn, emit_conditional_branch_insn): New.
21969 (emit_v9_brxx): Make static. Remove useless assertion.
21970 (sparc_emit_float_lib_cmp): Return RTL instead of calling
21972 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
21973 * config/sparc/sparc-protos.h (gen_compare_reg,
21974 sparc_emit_float_lib_cmp): Adjust prototype.
21975 (emit_scc_insn, emit_conditional_branch_insn): New.
21976 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
21977 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
21978 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
21979 iterators to the top.
21980 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
21981 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
21982 snedi_special_trunc): Delete.
21983 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
21984 and snedi_special_trunc.
21985 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
21986 cbranchdi4, cbranch<F:mode>4): New.
21987 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
21988 here. Use gen_compare_reg instead of gen_compare_operator.
21989 (conditional_trap): Replace with...
21990 (ctrapsi4, ctrapdi4): ... this.
21991 (stack_protect_test): Use cbranchcc4.
21993 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
21995 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
21996 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
21997 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
21998 from operands[0] or operands[3] depending on is_set.
21999 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
22000 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
22001 cmpdf, bCC), sCC: Remove.
22002 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
22003 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
22005 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
22006 spu_emit_branch_or_set.
22008 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
22010 * config/stormy16/stormy16.h (xstormy16_compare_op0,
22011 xstormy16_compare_op1): Delete.
22012 * config/stormy16/stormy16.c (xstormy16_compare_op0,
22013 xstormy16_compare_op1): Delete.
22014 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
22016 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
22017 (cmphi, cmpsi, bCC): Remove.
22019 * config/v850/v850.md (tstsi, cmpsi): Fold into...
22020 (*cmpsi): ... this one.
22021 (cbranchsi4, cstoresi4): New.
22022 (bCC expanders): Delete.
22023 (sCC insns): Fold into...
22024 (*setcc): ... this one.
22025 (casesi): Do not use gen_cmpsi and gen_bgtu.
22026 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
22027 (movsicc): Simplify.
22028 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
22030 * config/vax/vax-protos.h (cond_name): New.
22031 (vax_output_conditional_branch): Remove.
22032 * config/vax/vax.c (cond_name): New.
22033 (vax_output_conditional_branch): Remove.
22034 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
22035 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
22036 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
22037 (bit<VAXint>): Wrap source with (compare).
22038 (b<code> and following unnamed pattern): Rename to *branch and
22039 *branch_reversed. Change macroization to match_operator.
22040 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
22042 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
22043 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
22044 Change last argument to machine_mode.
22045 (xtensa_expand_scc): Add machine_mode argument.
22046 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
22047 (gen_conditional_move, xtensa_expand_conditional_branch,
22048 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
22049 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
22050 Adjust operand numbers.
22051 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
22053 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
22054 (cmpsi, cmpsf, b<code>, s<code>): Delete.
22055 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
22057 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22059 * optabs.c (prepare_cmp_insn): Temporarily disable test that
22060 causes spurious differences between trunk and cond-optab branch.
22062 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
22065 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
22067 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
22069 * tree.c (iterative_hash_pointer): Delete.
22070 (iterative_hash_expr): Short-circuit handling of NULL pointer.
22071 Hash UIDs and versions of SSA names. Don't special-case built-in
22072 function declarations.
22074 2009-05-11 Ian Lance Taylor <iant@google.com>
22077 * graphite.c: Force -Wc++-compat to only be a warning before
22078 #including "cloog/cloog.h".
22080 2009-05-11 Martin Jambor <mjambor@suse.cz>
22082 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
22084 2009-05-11 Jan Hubicka <jh@suse.cz>
22086 * tree-ssa-loop-ivcanon.c: Include target.h
22087 (struct loop_size): new structure.
22088 (constant_after_peeling): New predicate.
22089 (tree_estimate_loop_size): New function.
22090 (estimated_unrolled_size): Rewrite for new estimates.
22091 (try_unroll_loop_completely): Use new estimates.
22092 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
22094 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22096 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
22097 libcpp interface change.
22098 (spu_macro_to_expand): Likewise.
22100 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
22102 PR tree-optimization/40026
22103 * gimplify.c (gimplify_init_constructor): Change initial conditional
22104 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
22105 optimize_compound_literals_in_ctor.
22107 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
22109 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
22111 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
22113 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
22115 * tree-vect-data-refs.c (vect_analyze_group_access): Use
22116 HOST_WIDE_INT for gap.
22118 2009-05-11 Ira Rosen <irar@il.ibm.com>
22120 PR tree-optimization/40074
22121 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
22122 account in group size and step comparison.
22124 2009-05-11 Richard Guenther <rguenther@suse.de>
22126 * passes.c (init_optimization_passes): Strip now incorrect comment.
22127 (execute_function_todo): Do not set PROP_alias.
22128 * tree-pass.h (PROP_alias): Remove.
22129 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
22130 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
22131 * tree-nrv.c (pass_return_slot): Likewise.
22132 * tree-object-size.c (pass_object_sizes): Likewise.
22133 * tree-ssa-dom.c (pass_dominator): Likewise.
22134 (pass_phi_only_cprop): Likewise.
22135 * tree-ssa-dse.c (pass_dse): Likewise.
22136 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
22137 (pass_cselim): Likewise.
22138 * tree-ssa-pre.c (pass_pre): Likewise.
22139 (pass_fre): Likewise.
22140 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
22141 * tree-ssa-sink.c (pass_sink_code): Likewise.
22142 * tree-stdarg.c (pass_stdarg): Likewise.
22143 * tree-tailcall.c (pass_tail_calls): Likewise.
22144 * tree-vrp.c (pass_vrp): Likewise.
22146 2009-05-10 Ian Lance Taylor <iant@google.com>
22148 * basic-block.h (enum profile_status): Break out of struct
22149 control_flow_graph.
22150 * cgraph.h (struct inline_summary): Break out of struct
22152 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
22153 of struct cgraph_order_sort.
22154 * combine.c (enum undo_kind): New enum, broken out of struct undo.
22155 * cse.c (struct branch_path): Break out of struct
22156 cse_basic_block_data.
22157 * except.h (enum eh_region_type): Break out of struct eh_region.
22158 * gcc.c (enum add_del): Break out of struct modify_target.
22159 * genrecog.c (enum decision_type): Break out of struct decision_test.
22160 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
22162 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
22163 * regmove.c (enum match_use): New enum, broken out of struct match.
22164 * sched-int.h (enum post_call_group): New enum, broken out of
22166 (struct deps_reg): Break out of struct deps.
22167 * target.h (struct asm_int_op): Break out of struct gcc_target.
22168 * tree-eh.c (struct goto_queue_node): Break out of struct
22170 * tree-inline.h (enum copy_body_cge_which): Break out of
22172 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
22174 * c-decl.c (in_struct, struct_types): New static variables.
22175 (pushtag): Add loc parameter. Change all callers.
22176 (lookup_tag): Add ploc parameter. Change all callers.
22177 (check_compound_literal_type): New function.
22178 (parser_xref_tag): Add loc parameter. Change all callers. If
22179 -Wc++-compat, warn about struct/union/enum types defined within a
22181 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
22182 and loc parameters. Change all callers. Change error calls to
22183 error_at, using loc. For a redefinition, if the location of the
22184 original definition is known, report it. Set in_struct and
22185 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
22186 (finish_struct): Add new parameters enclosing_in_struct and
22187 enclosing_struct_types. Change all callers. Set
22188 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
22189 in the struct. If in a struct, add this struct to struct_types.
22190 (start_enum): Add loc parameter. Change all callers. Use
22191 error_at for errors, using loc. For a redefinition, if the
22192 location of the original definition is known, report it. If in a
22193 struct, add this enum type to struct_types. If -Wc++-compat warn
22194 if in sizeof, typeof, or alignof.
22195 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
22196 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
22197 (c_parser_enum_specifier): Get enum location for start_enum.
22198 (c_parser_struct_or_union_specifier): Get struct location for
22199 start_struct. Save in_struct and struct_types status between
22200 start_struct and finish_struct.
22201 (c_parser_cast_expression): Get location of cast.
22202 (c_parser_alignof_expression): Get location of type.
22203 (c_parser_postfix_expression): Likewise.
22204 (c_parser_postfix_expression_after_paren_type): Add type_loc
22205 parameter. Change all callers. Call check_compound_literal_type.
22206 Use type_loc for error about variable size type.
22207 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
22208 of an enum constant from an enum type defined in a struct or union.
22209 (c_cast_expr): Add loc parameter. Change all callers. If
22210 -Wc++-compat, warn about defining a type in a cast.
22211 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
22212 (start_enum, start_struct, finish_struct): Update declarations.
22213 (parser_xref_tag, c_cast_expr): Update declarations.
22214 (check_compound_literal_type): Declare.
22216 2009-05-11 Ben Elliston <bje@au.ibm.com>
22218 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
22219 for recent libcpp interface change.
22220 (rs6000_macro_to_expand): Likewise.
22222 2009-05-10 Michael Matz <matz@suse.de>
22225 * config/arm/arm.c (require_pic_register): Emit on entry edge,
22226 not at entry of function.
22228 2009-05-10 Richard Guenther <rguenther@suse.de>
22230 PR tree-optimization/40081
22232 * tree-sra.c (instantiate_element): Instantiate scalar replacements
22233 using the main variant of the element type. Do not fiddle with
22234 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
22236 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
22237 structs with volatile fields.
22239 2009-05-10 Jan Hubicka <jh@suse.cz>
22241 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
22242 (estimate_move_cost): Assert that it does not get called for
22244 (estimate_num_insns): Skip VOID types in argument handling.
22245 (optimize_inline_calls): Delete unreachable blocks and verify that
22246 callgraph is valid.
22248 2009-05-10 Jan Hubicka <jh@suse.cz>
22250 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
22251 * cgraph.c (cgraph_mark_address_taken_node): New function.
22252 (dump_cgraph_node): Dump new flag.
22253 * cgraph.h (struct cgraph_node): Add address_taken.
22254 (cgraph_mark_address_taken_node): New function.
22255 * ipa.c (cgraph_postorder): Prioritize functions with address taken
22256 since new direct calls can be born.
22258 2009-05-10 Joseph Myers <joseph@codesourcery.com>
22260 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
22261 tok->val.node.node.
22263 2009-05-10 Jan Hubicka <jh@suse.cz>
22265 PR middle-end/40084
22266 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
22268 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
22269 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
22270 * tree-inline.c (copy_bb): Set frequency correctly.
22271 (fold_marked_statements): Update call to
22272 cgraph_update_edges_for_call_stmt.
22274 2009-05-10 Joseph Myers <joseph@codesourcery.com>
22276 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
22277 identifiers in diagnostics.
22278 * config/arm/arm.c (arm_handle_fndecl_attribute,
22279 arm_handle_isr_attribute): Likewise.
22280 * config/avr/avr.c (avr_handle_progmem_attribute,
22281 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
22282 * config/bfin/bfin.c (handle_int_attribute,
22283 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
22284 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
22285 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
22287 * config/darwin.c (darwin_handle_kext_attribute,
22288 darwin_handle_weak_import_attribute): Likewise.
22289 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
22290 h8300_handle_eightbit_data_attribute,
22291 h8300_handle_tiny_data_attribute): Likewise.
22292 * config/i386/i386.c (ix86_handle_cconv_attribute,
22293 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
22294 * config/i386/winnt.c (ix86_handle_shared_attribute,
22295 ix86_handle_selectany_attribute): Likewise.
22296 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
22297 * config/m32c/m32c.c (function_vector_handler): Likewise.
22298 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
22299 m68hc11_handle_fntype_attribute): Likewise.
22300 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
22301 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
22302 * config/mips/mips.c (mips_insert_attributes,
22303 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
22304 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
22305 rs6000_handle_struct_attribute): Likewise.
22306 * config/sh/sh.c (sh_insert_attributes,
22307 sh_handle_resbank_handler_attribute,
22308 sh_handle_interrupt_handler_attribute,
22309 sh2a_handle_function_vector_handler_attribute,
22310 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
22312 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
22313 * config/spu/spu.c (spu_handle_fndecl_attribute,
22314 spu_handle_vector_attribute): Likewise.
22315 * config/stormy16/stormy16.c
22316 (xstormy16_handle_interrupt_attribute): Likewise.
22317 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
22318 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
22320 2009-05-10 Joseph Myers <joseph@codesourcery.com>
22322 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
22323 (pp_translate_identifiers): New.
22324 (pp_identifier): Only conditionally translate identifier to locale
22326 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
22327 (pp_base_tree_identifier): Only conditionally translate identifier
22328 to locale character set.
22329 * c-pretty-print.c (M_): Define.
22330 (pp_c_type_specifier, pp_c_primary_expression): Mark English
22331 fragments for conditional translation with M_.
22332 * tree-pretty-print.c (maybe_init_pretty_print): Disable
22333 identifier translation.
22335 2009-05-10 Richard Guenther <rguenther@suse.de>
22337 PR tree-optimization/40081
22338 * tree-sra.c (instantiate_element): Instantiate scalar replacements
22339 using the main variant of the element type. Do not fiddle with
22340 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
22342 2009-05-09 Jan Hubicka <jh@suse.cz>
22344 PR middle-end/40080
22345 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
22346 indirect calls; verify cgraph afterwards.
22348 2009-05-09 Jan Hubicka <jh@suse.cz>
22351 * ipa.c (update_inlined_to_pointer): New function.
22352 (cgraph_remove_unreachable_nodes): Use it.
22354 2009-05-09 Jan Hubicka <jh@suse.cz>
22356 * tree-eh.c (struct leh_state): Remove prev_try.
22357 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
22358 not track prev_try.
22359 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
22360 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
22361 remove_eh_handler_and_replace, foreach_reachable_handler,
22362 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
22363 * except.h (struct eh_region): Remove eh_region_u_cleanup.
22364 (gen_eh_region_cleanup): Update prototype.
22366 2009-05-09 Jan Hubicka <jh@suse.cz>
22368 PR middle-end/40043
22369 * except.c (copy_eh_region): Always set prev_try.
22370 (redirect_eh_edge_to_label): Find outer try.
22371 (foreach_reachable_handler): When looking for prev try
22372 handle case where previous try is not going to be taken.
22374 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
22376 PR tree-optimization/40049
22377 * tree-vect-stmts.c (vectorizable_operation): If the machine has
22378 only vector/vector shifts, convert the type of the constant to the
22379 appropriate type to avoid building incorrect trees, which
22380 eventually have problems with garbage collection.
22382 2009-05-08 Joseph Myers <joseph@codesourcery.com>
22384 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
22385 -1 for complex floating-point types if honoring signed zeros.
22387 2009-05-08 Jan Hubicka <jh@suse.cz>
22389 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
22390 argument; handle correctly when profile is absent.
22391 (build_cgraph_edges): Update.
22392 (rebuild_cgraph_edges): Update.
22393 * cgraph.c: Do not include varray.h.
22394 (cgraph_set_call_stmt_including_clones): New function.
22395 (cgraph_create_edge_including_clones): Likewise
22396 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
22397 (cgraph_update_edges_for_call_stmt): Handle clones.
22398 (cgraph_remove_node): Handle clone tree.
22399 (cgraph_remove_node_and_inline_clones): New function.
22400 (dump_cgraph_node): Dump clone tree.
22401 (cgraph_clone_node): Handle clone tree.
22402 (clone_function_name): Bring here from tree-inline.c.
22403 (cgraph_create_virtual_clone): New function.
22404 * cgraph.h (ipa_replace_map): Move here from ipa.h.
22405 (cgraph_clone_info): New function.
22406 (strut cgraph_node): Add clone_info and new clone tree pointers.
22407 (cgraph_remove_node_and_inline_clones,
22408 cgraph_set_call_stmt_including_clones,
22409 cgraph_create_edge_including_clones,
22410 cgraph_create_virtual_clone): Declare.
22411 (cgraph_function_versioning): Use VEC argument.
22412 (compute_call_stmt_bb_frequency): Update prototype.
22413 (cgraph_materialize_all_clones): New function.
22414 * ipa-cp.c (ipcp_update_cloned_node): Remove.
22415 (ipcp_create_replace_map): Update to VECtors.
22416 (ipcp_update_callgraph): Use virtual clones.
22417 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
22418 (ipcp_update_profiling): Do not update local profiling.
22419 (ipcp_insert_stage): Use VECtors and virtual clones.
22420 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
22421 (clone_of_p): New function.
22422 (cgraph_preserve_function_body_p): Use clone tree.
22423 (cgraph_optimize): Materialize clones.
22424 (cgraph_function_versioning): Update for VECtors.
22425 (save_inline_function_body): Use clone tree.
22426 (cgraph_materialize_clone): New function.
22427 (cgraph_materialize_all_clones): Likewise.
22428 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
22429 * ipa.c: Include gimple.h.
22430 (cgraph_remove_unreachable_nodes): Use clone tree.
22431 * ipa-prop.c (ipa_note_param_call): Update call to
22432 compute_call_stmt_bb_frequencycall.
22433 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
22434 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
22435 (copy_bb): Handle updating of clone tree; add new edge when new call
22437 (expand_call_inline): Be strict about every call having edge.
22438 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
22439 (delete_unreachable_blocks_update_callgraph): New function.
22440 (tree_function_versioning): Use VECtors; always remove unreachable
22441 blocks and fold conditionals.
22442 * tree-inline.h: Do not include varray.h.
22443 (tree_function_versioning): Remove.
22444 * Makefile.in (GTFILES): Remove tree-inline.c
22445 * passes.c (do_per_function): Do only functions having body.
22446 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
22449 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
22450 Andrew Morrow <acm@google.com>
22453 * c-common.c (c_common_attribute_table): Permit deprecated
22454 attribute to take an optional argument.
22455 (handle_deprecated_attribute): If the optional argument to
22456 __attribute__((deprecated)) is not a string ignore the attribute
22457 and emit a warning.
22459 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
22460 * c-typeck.c (build_component_ref): Likewise.
22461 (build_external_ref): Likewise.
22463 * toplev.c (warn_deprecated_use): Add an attribute argument.
22464 Emit the message associated with __attribute__((deprecated)).
22466 * toplev.h (warn_deprecated_use): Updated.
22468 * doc/extend.texi: Document new optional parameter to
22469 __attribute__((deprecated))
22471 2009-05-08 Michael Eager <eager@eagercon.com>
22473 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
22474 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
22476 2009-05-08 Richard Guenther <rguenther@suse.de>
22478 PR tree-optimization/40062
22479 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
22480 Avoid exponential behavior.
22482 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
22484 PR rtl-optimization/33928
22486 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
22487 process_uses, build_single_def_use_links): New.
22488 (update_df): Update use_def_ref.
22489 (forward_propagate_into): Use get_def_for_use instead of use-def
22491 (fwprop_init): Call build_single_def_use_links and let it initialize
22493 (fwprop_done): Free use_def_ref.
22494 (fwprop_addr): Eliminate duplicate call to df_set_flags.
22495 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
22496 df_rd_simulate_one_insn): New.
22497 (df_rd_bb_local_compute_process_def): Update head comment.
22498 (df_chain_create_bb): Use the new RD simulation functions.
22499 * df.h (df_rd_simulate_artificial_defs_at_top,
22500 df_rd_simulate_one_insn): New.
22501 * opts.c (decode_options): Enable fwprop at -O1.
22502 * doc/invoke.texi (-fforward-propagate): Document this.
22504 2009-05-08 Joseph Myers <joseph@codesourcery.com>
22507 * c-typeck.c (build_binary_op): Handle arithmetic between one real
22508 and one complex operand specially.
22509 * tree-complex.c (some_nonzerop): Do not identify a real value as
22510 zero if flag_signed_zeros.
22512 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
22514 PR rtl-optimization/33928
22515 * loop-invariant.c (record_use): Fix && vs. || mishap.
22517 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
22519 PR rtl-optimization/33928
22520 * loop-invariant.c (struct use): Add addr_use_p.
22521 (struct def): Add n_addr_uses.
22522 (struct invariant): Add cheap_address.
22523 (create_new_invariant): Set cheap_address.
22524 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
22525 (record_uses): Pass df_ref to record_use.
22526 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
22529 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
22531 * config/sh/sh.c: Do not include c-pragma.h.
22533 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
22535 * config/spu/spu.c: Remove include of c-common.h.
22537 2009-05-07 Janis Johnson <janis187@us.ibm.com>
22540 * c-common.h (mark_valid_location_for_stdc_pragma,
22541 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
22542 clear_float_const_decimal64, float_const_decimal64_p): New.
22543 * c.opt (Wunsuffixed-float-constants): New.
22544 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
22545 unsuffixed float constant, handle new warning.
22546 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
22547 * c-decl.c (c_scope): New flag float_const_decimal64.
22548 (set_float_const_decimal64, clear_float_const_decimal64,
22549 float_const_decimal64_p): New.
22550 (push_scope): Set new flag.
22551 * c-parser.c (c_parser_translation_unit): Mark when it's valid
22552 to use STDC pragmas.
22553 (c_parser_external_declaration): Ditto.
22554 (c_parser_compound_statement_nostart): Ditto.
22555 * c-pragma.c (valid_location_for_stdc_pragma,
22556 mark_valid_location_for_stdc_pragma,
22557 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
22558 handle_pragma_float_const_decimal64): New.
22559 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
22560 * cp/semantics.c (valid_location_for_stdc_pragma_p,
22561 set_float_const_decimal64, clear_float_const_decimal64,
22562 float_const_decimal64_p): New dummy functions.
22563 * doc/extend.texi (Decimal Float): Remove statement that the
22564 pragma, and suffix for double constants, are not supported.
22565 * doc/invoke.texi (Warning Options): List new option.
22566 (-Wunsuffixed-float-constants): New.
22568 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
22570 * config/i386/i386.c: Do not include c-common.h.
22572 2009-05-07 Mark Heffernan <meheff@google.com>
22574 * doc/invoke.texi (Debugging Options): Document change of debugging
22576 * opts.c (decode_options): Make dump_base_name relative to
22577 aux_base_name directory.
22579 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
22581 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
22582 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
22584 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
22586 * Makefile.in (install-plugin): Simplify a bit.
22588 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
22590 * Makefile.in (OBJS-common): Add regcprop.o.
22592 * timevar.def (TV_CPROP_REGISTERS): New.
22593 * regrename.c (regrename_optimize): Return 0.
22594 (rest_of_handle_regrename): Delete.
22595 (pass_rename_registers): Point to regrename_optimize.
22596 (struct value_data_entry, struct value_data,
22597 kill_value_one_regno, kill_value_regno, kill_value,
22598 set_value_regno, init_value_data, kill_clobbered_value,
22599 kill_set_value, kill_autoinc_value, copy_value,
22600 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
22601 replace_oldest_value_reg, replace_oldest_value_addr,
22602 replace_oldest_value_mem, copyprop_hardreg_forward_1,
22603 debug_value_data, validate_value_data): Move...
22604 * regcprop.c: ... here.
22605 (rest_of_handle_cprop): Delete.
22606 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
22608 2009-05-07 Jakub Jelinek <jakub@redhat.com>
22610 PR middle-end/40057
22611 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
22612 GEN_INT for 1 << bitnum.
22613 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
22614 build_int_cst_type.
22616 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
22618 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
22619 Remove wrong description of "nand" operation.
22621 2009-05-06 Richard Guenther <rguenther@suse.de>
22622 Adam Nemet <anemet@caviumnetworks.com>
22624 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
22625 comment. Add that if LHS is not a gimple register, then RHS1 has
22626 to be a single object (GIMPLE_SINGLE_RHS).
22628 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
22630 * expr.c (get_def_for_expr): Move it up in the file.
22631 (store_field): When expanding a bit-field store, look at the
22632 defining gimple stmt for the masking conversion.
22634 2009-05-06 Janis Johnson <janis187@us.ibm.com>
22636 PR middle-end/39986
22637 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
22638 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
22639 32-bit memcpy into long.
22641 2009-05-06 Jakub Jelinek <jakub@redhat.com>
22643 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
22644 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
22646 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
22647 instead of appending DW_OP_deref*.
22649 2009-05-06 Michael Matz <matz@suse.de>
22651 PR middle-end/40021
22652 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
22653 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
22655 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
22657 * Makefile.in (install-plugin): Fix srcdir handling.
22659 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
22661 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
22662 when processing for not_regs_needed bitmap.
22663 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
22664 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
22665 handling it for rhs.
22667 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22669 * config/i386/i386.md (unnamed inc/dec peephole): Use
22670 optimize_insn_for_size_p instead of optimize_size.
22671 * config/i386/predicates.md (incdec_operand): Likewise.
22672 (aligned_operand): Likewise.
22673 * config/i386/sse.md (divv8sf3): Likewise.
22674 (sqrtv8sf2): Likewise.
22676 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22678 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
22680 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
22682 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22684 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
22685 ssemodesuffixf2c with avxmodesuffixf2c.
22687 2009-05-06 Joseph Myers <joseph@codesourcery.com>
22690 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
22692 2009-05-05 Jakub Jelinek <jakub@redhat.com>
22694 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
22695 (struct tree_base): Adjust spacing for 8 bit boundaries.
22696 (struct tree_decl_common): Add decl_by_reference_flag bit.
22697 (DECL_BY_REFERENCE): Adjust.
22698 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
22699 print DECL_BY_REFERENCE bit.
22700 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
22701 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
22702 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
22703 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
22706 PR middle-end/39666
22707 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
22708 range of the type, but default label is missing, add it with one
22709 of the existing labels instead of adding a new label for it.
22711 2009-05-05 Joseph Myers <joseph@codesourcery.com>
22715 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
22717 * Makefile.in (enable_plugin, plugin_includedir): New.
22718 (install): Depend on install-plugin.
22719 (PLUGIN_HEADERS): New.
22720 (install-plugin): New.
22721 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
22723 2009-05-05 Richard Guenther <rguenther@suse.de>
22725 PR tree-optimization/40022
22726 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
22728 (phivn_valid_p): Fix tuplification error, simplify.
22729 (phiprop_insert_phi): Add dumps.
22730 (propagate_with_phi): Simplify.
22732 2009-05-05 Richard Guenther <rguenther@suse.de>
22734 PR middle-end/40023
22735 * builtins.c (gimplify_va_arg_expr): Properly build the address.
22737 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
22739 * tree.h (strip_float_extensions): Remove duplicate declaration.
22740 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
22741 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
22742 block_ultimate_origin): Rearrange the declarations line to match the
22743 comment that indicates the .c file which the functions are defined.
22744 (dwarf2out_*, set_decl_rtl): Add comment.
22745 (get_base_address): Adjust comment.
22746 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
22747 declarations line and add comment.
22748 (is_builtin_name): Add blank after function name, for clarity.
22750 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22752 * attribs.c (decl_attributes): Use %qE for identifiers in
22754 * cgraphunit.c (verify_cgraph_node): Translate function names to
22755 locale character set in diagnostics.
22756 * coverage.c (get_coverage_counts): Use %qE for identifiers in
22758 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
22759 Document that functions are named in UTF-8.
22760 * expr.c (expand_expr_real_1): Translate function names to locale
22761 character set in diagnostics.
22762 * gimplify.c (omp_notice_variable, omp_is_private,
22763 gimplify_scan_omp_clauses): Use %qE for identifiers in
22765 * langhooks.c (lhd_print_error_function): Translate function names
22766 to locale character set.
22767 * langhooks.h (decl_printable_name): Document that return value is
22768 in internal character set.
22769 * stmt.c: Include pretty-print.h
22770 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
22772 (resolve_operand_name_1): Translate named operand name to locale
22774 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
22776 * toplev.c (announce_function): Translate function names to locale
22778 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
22779 (default_tree_printer): Use pp_identifier or translate identifiers
22780 to locale character set. Mark "<anonymous>" for translation.
22781 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
22782 for identifiers in diagnostics.
22783 * tree.c (handle_dll_attribute): Use %qE for identifiers in
22785 * varasm.c (output_constructor): Use %qE for identifiers in
22788 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
22790 * configure.ac: use ` ` instead of $()
22791 * configure: Regenerate.
22793 2009-05-05 Ben Elliston <bje@au.ibm.com>
22795 * config/pa/linux-atomic.c: Eliminate conditional include of
22796 errno.h on non-LP64 systems to simplify build requirements.
22798 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22800 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
22802 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
22803 and pass value to identifier_to_locale.
22804 (warn_variable_length_array): Make name a tree.
22805 (grokdeclarator): Separate diagnostic texts for named and unnamed
22806 declarators. Use %qE for named declarators.
22807 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
22809 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
22810 identifiers in diagnostics.
22811 * c-typeck.c (push_member_name, start_init): Pass identifiers to
22812 identifier_to_locale. Mark "anonymous" strings for translation.
22814 2009-05-04 Michael Eager <eager@eagercon.com>
22816 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
22817 address for DImode/DFmode only if double-precision FP regs.
22819 2009-05-04 Michael Eager <eager@eagercon.com>
22821 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
22822 TARGET_SINGLE_FLOAT check.
22824 2009-05-04 Michael Eager <eager@eagercon.com>
22826 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
22828 2009-05-04 Michael Eager <eager@eagercon.com>
22830 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
22831 * config/rs6000/t-xilinx: New
22833 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
22835 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
22836 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
22837 * gcc/explow.c (memory_address): Use target hook.
22838 * gcc/targhooks.c (default_legitimize_address): New.
22839 * gcc/targhooks.h (default_legitimize_address): New.
22840 * gcc/target.h (legitimize_address): New.
22841 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
22842 (TARGET_INITIALIZER): Include it.
22843 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
22845 * config/bfin/bfin-protos.h (legitimize_address): Remove.
22846 * config/bfin/bfin.c (legitimize_address): Remove.
22847 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
22848 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
22850 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
22851 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
22853 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
22854 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
22855 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
22856 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
22857 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
22858 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
22859 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
22860 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
22861 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
22862 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
22863 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
22864 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
22865 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
22866 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
22867 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
22868 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
22869 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
22870 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
22871 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
22872 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
22873 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
22874 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
22875 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
22877 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
22878 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
22879 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
22880 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
22881 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
22882 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
22883 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
22884 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
22885 (thumb_legitimize_address): Delete.
22886 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
22887 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
22888 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
22889 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
22890 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
22891 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
22893 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
22896 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
22897 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
22898 * config/m32r/m32r.c (m32r_legitimize_address): New.
22899 * config/m68k/m68k.c (m68k_legitimize_address): New.
22900 * config/score/score.c (score_legitimize_address): Standardize.
22901 * config/score/score3.c (score3_legitimize_address): Standardize.
22902 * config/score/score3.h (score3_legitimize_address): Adjust.
22903 * config/score/score7.c (score7_legitimize_address): Standardize.
22904 * config/score/score7.h (score7_legitimize_address): Adjust.
22905 * config/sh/sh.c (sh_legitimize_address): New.
22906 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
22908 * gcc/config/s390/s390.c (legitimize_address): Rename to...
22909 (s390_legitimize_address): ... this.
22910 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
22911 (sparc_legitimize_address): ... this.
22912 * gcc/config/i386/i386.c (legitimize_address): Rename to...
22913 (ix86_legitimize_address): ... this.
22914 * gcc/config/avr/avr.c (legitimize_address): Rename to...
22915 (avr_legitimize_address): ... this.
22916 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
22917 (mn10300_legitimize_address): ... this.
22918 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
22919 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
22920 (alpha_expand_mov): Adjust call.
22922 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
22923 * config/spu/spu.c (spu_legitimize_address): Likewise.
22924 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
22925 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
22927 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22929 * intl.c (locale_encoding, locale_utf8): New.
22930 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
22931 * intl.h (locale_encoding, locale_utf8): Declare.
22932 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
22933 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
22935 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
22937 (pp_tree_identifier): Define to call pp_base_tree_identifier.
22938 (pp_base_tree_identifier): Declare as function.
22939 (identifier_to_locale): Declare.
22940 * Makefile.in (pretty-print.o): Update dependencies.
22941 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
22943 2009-05-04 Richard Guenther <rguenther@suse.de>
22945 PR middle-end/40015
22946 * builtins.c (fold_builtin_memory_op): Do not decay to element
22947 type if the size matches the whole array.
22949 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
22951 * expmed.c (synth_mult): When trying out a shift, pass the result
22954 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
22956 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
22957 (shiftsub1_cost): New.
22958 (init_expmed): Compute shiftsub1_cost.
22959 (synth_mult): Optimize multiplications by constants of the form
22960 -(2^^m-1) for some constant positive integer m.
22962 2009-05-03 Richard Guenther <rguenther@suse.de>
22965 * c-typeck.c (array_to_pointer_conversion): Do not built
22966 ADDR_EXPRs of arrays of pointer-to-element type.
22967 * c-gimplify.c (c_gimplify_expr): Revert change fixing
22968 up wrong ADDR_EXPRs after-the-fact.
22969 * c-common.c (strict_aliasing_warning): Strip pointer
22970 conversions for obtaining the original type.
22971 * builtins.c (fold_builtin_memset): Handle array types.
22972 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
22975 2009-05-03 Richard Guenther <rguenther@suse.de>
22977 PR middle-end/23329
22978 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
22979 Do not lose casts from array types with unknown extent to array
22980 types with known extent.
22981 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
22982 alias set compatibility.
22984 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
22986 * flags.h (extra_warnings): Delete.
22987 * toplev.c (process_options): Handle Wuninitialized here.
22988 * opts.c (extra_warnings): Delete.
22989 (set_Wextra): Delete.
22990 (common_handle_option): -Wextra can be handled automatically.
22991 * c-opts.c (c_common_handle_option): Delete obsolete code.
22992 (c_common_post_options): Simplify comment.
22993 * common.opt (W): Add Var.
22995 (Wuninitialized): Initialize to -1.
22997 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
22998 Richard Guenther <rguenther@suse.de>
23000 * expr.c (get_def_for_expr): New function.
23001 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
23002 SSA rather than trees.
23003 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
23004 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
23006 2009-05-03 Joseph Myers <joseph@codesourcery.com>
23008 * c-common.c (reswords): Add _Imaginary.
23009 * c-common.c (enum rid): Add RID_IMAGINARY.
23011 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
23013 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
23014 Patch by Richard Guenther.
23016 2009-05-03 Anatoly Sokolov <aesok@post.ru>
23018 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
23019 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
23020 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
23021 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
23022 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
23023 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
23024 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
23025 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
23026 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
23027 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
23028 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
23029 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
23030 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
23031 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
23032 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
23033 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
23034 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
23035 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
23037 2009-05-02 Richard Guenther <rguenther@suse.de>
23039 PR tree-optimization/39940
23040 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
23043 2009-05-02 Richard Guenther <rguenther@suse.de>
23045 PR middle-end/40001
23046 * tree-ssa.c (execute_update_addresses_taken): Properly check
23047 if we can mark a variable DECL_GIMPLE_REG_P.
23048 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
23049 back to the end of the function.
23050 (is_gimple_reg_type): Remove complex type special casing.
23051 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
23054 2009-05-02 Ben Elliston <bje@au.ibm.com>
23056 * doc/collect2.texi (Collect2): Document search path behaviour
23057 when configured with --with-ld.
23059 2009-05-02 Jan Hubicka <jh@suse.cz>
23061 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
23062 parameter; update callers.
23063 (coalesce_cost_edge): EH edges are costier because they needs
23064 splitting even if not critical and even more costier when there are
23065 multiple EH predecestors.
23067 2009-05-02 Jan Hubicka <jh@suse.cz>
23069 * except.c (remove_eh_handler_and_replace): Handle updating after
23070 removing TRY blocks.
23072 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
23074 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
23076 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
23078 * varasm.c: Do not include c-pragma.h.
23079 * attribs.c: Do not incude c-common.h.
23081 2009-05-01 Michael Matz <matz@suse.de>
23083 * calls.c (initialize_argument_information): Handle SSA names like
23084 decls with a non MEM_P DECL_RTL.
23086 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
23088 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
23089 * ipa-utils.c: Likewise.
23090 * ipa-type-escape.c: Likewise.
23091 * cgraphunit.c Do not include c-common.h.
23092 * ipa-pure-const.c: Likewise.
23093 * tree-if-conv.c: Likewise.
23094 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
23095 * ipa-struct-reorg.c: Likewise.
23096 * tree-nomudflap.c: Likewise.
23097 * tree-ssa-structalias.c: Likewise.
23099 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
23101 * store-motion.c: Many cleanups to make this pass a first-class
23102 citizen instead of an appendix to gcse load motion. Add TODO list
23103 to make this pass faster/cleaner/better.
23105 (struct ls_expr): Post gcse.c-split cleanups.
23106 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
23107 "stores" field to "avail_stores".
23108 (pre_ldst_mems): Rename to store_motion_mems.
23109 (pre_ldst_table): Rename to store_motion_mems_table.
23110 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
23111 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
23112 (ldst_entry): Rename to st_expr_entry, update users.
23113 (free_ldst_entry): Rename to free_st_expr_entry, update users.
23114 (free_ldst_mems): Rename to free_store_motion_mems, update users.
23115 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
23117 (first_ls_expr): Rename to first_st_expr, update users.
23118 (next_ls_expr): Rename to next_st_expr, update users.
23119 (print_ldst_list): Rename to print_store_motion_mems. Print names of
23120 fields properly for store motion instead of names inherited from load
23122 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
23123 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
23126 (ae_kill): Rename to st_kill, update users.
23127 (ae_gen): Rename to st_avloc, update users.
23128 (transp): Rename to st_transp, update users.
23129 (pre_insert_map): Rename to st_insert_map, update users.
23130 (pre_delete_map): Rename to st_delete_map, update users.
23131 (insert_store, build_store_vectors, free_store_memory,
23132 one_store_motion_pass): Update for abovementioned changes.
23134 (gcse_subst_count, gcse_create_count): Remove.
23135 (one_store_motion_pass): New statistics counters "n_stores_deleted"
23136 and "n_stores_created", local variables.
23138 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
23141 (regvec, compute_store_table_current_insn): Remove.
23142 (reg_set_info, reg_clear_last_set): Remove.
23143 (compute_store_table): Use DF caches instead of local dataflow
23146 2009-05-01 Joseph Myers <joseph@codesourcery.com>
23148 * c-objc-common.c (c_tree_printer): Print identifiers with
23149 pp_identifier, not pp_string. Mark "({anonymous})" for
23151 * c-pretty-print.c (pp_c_ws_string): New.
23152 (pp_c_cv_qualifier, pp_c_type_specifier,
23153 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
23154 pp_c_storage_class_specifier, pp_c_function_specifier,
23155 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
23156 pp_c_primary_expression, pp_c_postfix_expression,
23157 pp_c_unary_expression, pp_c_shift_expression,
23158 pp_c_relational_expression, pp_c_equality_expression,
23159 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
23160 use pp_string and pp_c_ws_string in place of pp_identifier and
23161 pp_c_identifier for non-identifiers. Mark English strings for
23163 * c-pretty-print.h (pp_c_ws_string): Declare.
23165 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
23166 Roland McGrath <roland@redhat.com>
23168 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
23169 (ENABLE_LD_BUILDID): New configuration option.
23170 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
23171 (LINK_BUILDID_SPEC): New macro.
23172 (init_spec): If defined, prepend it between LINK_EH_SPEC and
23174 * doc/install.texi: Document --enable-linker-build-id option.
23175 * configure: Rebuild.
23176 * config.in: Rebuild.
23178 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
23180 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
23181 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
23182 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
23183 MIPS_GP_SAVE_AREA_SIZE.
23184 * config/mips/mips.c (struct mips_frame_info): Update comment
23185 before arg_pointer_offset and hard_frame_pointer_offset.
23186 (mips_compute_frame_info): Update diagram before function: to
23187 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
23188 indicate the position of frame_pointer_rtx with -fstack-protector and
23189 to show args_size. Don't allocate cprestore area for leaf functions
23190 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
23192 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
23194 2009-04-30 Michael Matz <matz@suse.de>
23196 PR tree-optimization/39955
23197 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
23199 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
23201 * ira.c (setup_cover_and_important_classes): Use safe macro
23202 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
23204 * genpreds.c (write_tm_preds_h): Output suitable definition of
23205 REG_CLASS_FOR_CONSTRAINT.
23207 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
23209 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
23211 * bitmap.c (bitmap_descriptor): Likewise.
23212 * ggc-common.c (loc_descriptor): Likewise.
23213 * varray.c (varray_descriptor): Likewise.
23214 * vec.c (vec_descriptor): Likewise.
23216 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
23218 * Makefile.in (dce.o): Add $(EXCEPT_H).
23219 * dce.c: Include except.h and delete redundant vector definitions.
23220 (deletable_insn_p): Return false for non-call insns that can throw
23223 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
23225 * gcse.c (ae_gen): Remove.
23226 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
23227 and make non-static function to make it available in store-motion.c.
23228 Update call sites with search-and-replace.
23229 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
23230 extract_mentioned_regs, extract_mentioned_regs_helper,
23231 find_moveable_store, compute_store_table, load_kills_store, find_loads,
23232 store_killed_in_insn, store_killed_after, store_killed_before,
23233 build_store_vectors, insert_insn_start_basic_block, insert-store,
23234 remove_reachable_equiv_notes, replace_store_insn, delete_store,
23235 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
23236 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
23237 * store-motion.c: ...new file. Also copy data structures from gcse.c
23238 and clean up to remove parts not used by store motion.
23239 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
23240 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
23242 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23245 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
23246 when optimizing for size.
23248 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
23250 * gcse.c (gcse_constant_p): Fix typo in last change.
23252 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
23254 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
23256 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
23258 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
23260 2009-04-29 James E. Wilson <wilson@codesourcery.com>
23262 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
23263 CONST_HIGH_PART result.
23265 2009-04-29 Anatoly Sokolov <aesok@post.ru>
23267 * config/avr/avr.c (initial_elimination_offset): Rename to
23268 avr_initial_elimination_offset.
23269 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
23270 change return type to bool.
23271 (avr_can_eliminate): New function.
23272 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
23273 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
23274 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
23275 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
23276 avr_initial_elimination_offset.
23277 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
23278 (avr_initial_elimination_offset): Define.
23280 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
23281 Steven Bosscher <steven@gcc.gnu.org>
23283 PR rtl-optimization/39938
23284 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
23285 * cfgrtl.c: Include insn-attr.h.
23286 (rest_of_pass_free_cfg): New function.
23287 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
23288 * resource.c (init_resource_info): Remove call to df_analyze.
23290 2009-04-29 Richard Guenther <rguenther@suse.de>
23293 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
23294 allow conversion to signed integers.
23296 2009-04-29 Richard Guenther <rguenther@suse.de>
23298 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
23299 shifts of floating point vectors if the shift amount is
23300 a constant multiple of the element size.
23302 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
23303 Michael Matz <matz@suse.de>
23305 PR middle-end/39927
23307 * tree-outof-ssa.c (emit_partition_copy): New function.
23308 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
23309 insert_part_to_rtx_on_edge): Perform the partition base var
23310 copy using emit_partition_copy.
23311 (insert_value_copy_on_edge): Convert constants to the right mode.
23312 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
23313 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
23315 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23317 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
23318 scan backwards to try to find a constant to initialize it.
23320 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
23321 insn before the loop_end instruction, don't look past labels.
23323 2009-04-29 Richard Guenther <rguenther@suse.de>
23325 PR middle-end/39937
23326 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
23327 loose type conversions.
23328 (forward_propagate_addr_expr): Fix tuplification bug. Remove
23329 stmts only if there are no uses of its definition.
23331 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23333 * config/bfin/bfin.h (splitting_loops): Declare.
23334 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
23335 Reorder bit definitions to be ascending.
23336 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
23337 * config/bfin/bfin.c (splitting_loops): New variable.
23338 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
23339 (struct loop_info): Remove members INIT and LOOP_INIT.
23340 (bfin_optimize_loop): Don't set them. Reorder the code that generates
23341 the LSETUP sequence. Allow LC to be loaded from any register, but
23342 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
23343 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
23345 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
23346 of reload_completed.
23349 * config/bfin/bfin.md (movsi_insn): Refine constraints.
23351 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
23353 * Makefile.in (PLUGIN_VERSION_H): New.
23354 (OBJS-common): Remove plugin-version.o.
23355 (plugin.o): Depend on (PLUGIN_VERSION_H).
23356 (plugin-version.o): Remove.
23357 * configure: Regenerate
23358 * configure.ac: Create plugin-version.h.
23359 * gcc-plugin.h (plugin_gcc_version): Remove.
23360 (plugin_default_version_check): Change signature.
23361 * plugin-version.c: Remove.
23362 * plugin.c: Include plugin-version.h.
23363 (str_plugin_gcc_version_name): Remove.
23364 (try_init_one_plugin): Pass gcc version to plugin_init.
23365 (plugin_default_version_check): Both gcc and plugin versions are now
23368 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23370 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
23371 problematic last insns. Test for TYPE_CALL rather than CALL_P.
23372 Remove special case testing for last insn of inner loops. Don't fail
23373 if the loop ends with a jump, emit an extra nop instead.
23375 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
23376 DREGS rather than comparing directly. Remove code that tries to
23377 account for latencies.
23379 2009-04-29 Richard Guenther <rguenther@suse.de>
23381 PR tree-optimization/39941
23382 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
23383 eliminating an indirect call.
23385 2009-04-29 Richard Guenther <rguenther@suse.de>
23387 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
23388 parameter. Allow invariants as base if !require_lvalue.
23389 (verify_gimple_assign_single): Adjust.
23391 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23393 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
23394 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
23395 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
23396 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
23397 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
23399 * config/bfin/bfin.c (bfin_expand_builtin,
23400 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
23402 2009-04-28 Richard Guenther <rguenther@suse.de>
23404 * tree-vect-loop.c (get_initial_def_for_induction): Use
23405 correct types for pointer increment.
23407 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23409 * toplev.c (print_version): Update GMP version string calculation.
23411 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
23413 PR rtl-optimization/39938
23414 * resource.c (init_resource_info): Add call to df_analyze.
23416 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23418 * config/alpha/alpha.md (usegp): Cast the result of
23419 alpha_find_lo_sum_using_gp to enum attr_usegp.
23420 * config/alpha/alpha.c (override_options): Remove end-of-structure
23421 marker element from cpu_table. Use array size of cpu_table to handle
23422 -mcpu and -mtune options.
23423 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
23425 2009-04-28 Joseph Myers <joseph@codesourcery.com>
23427 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
23428 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
23429 tune_32 and tune_64.
23430 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
23431 support on PowerPC.
23432 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
23433 * config/rs6000/option-defaults.h: ... here. New file.
23434 (OPT_64, OPT_32): Define.
23435 (MASK_64BIT): Define to 0 if not already defined.
23436 (OPT_ARCH64, OPT_ARCH32): Define.
23437 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
23440 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23442 * config/arm/arm.c (arm_override_options): Emit error on using
23445 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23447 PR rtl-optimization/39914
23448 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23449 registers for allocnos created from user-defined variables only
23450 when not optimizing.
23452 2009-04-28 Richard Guenther <rguenther@suse.de>
23454 PR middle-end/39937
23455 * fold-const.c (fold_binary): Use distribute_real_division only
23458 2009-04-28 Steve Ellcey <sje@cup.hp.com>
23460 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
23461 add hpux-stdint.h to tm_file.
23462 (hppa[12]*-*-hpux11*): Ditto.
23463 (ia64*-*-hpux*): Ditto.
23464 * config/hpux-stdint.h: New.
23465 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
23466 __STDC_EXT__ for all compiles.
23467 * config/pa/pa-hpux.h: Ditto.
23468 * config/pa/pa-hpux10.h: Ditto.
23469 * config/pa/pa-hpux11.h: Ditto.
23471 2009-04-28 Catherine Moore <clm@codesourcery.com>
23473 * debug.h (set_name): Add comment.
23475 2009-04-28 Andrew Pinski <pinskia@gmail.com>
23478 * config/darwin.c (machopic_gen_offset): Check
23479 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
23480 * config/arm/arm.c (require_pic_register): Likewise.
23482 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
23484 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
23485 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
23486 m32c_promote_prototypes): Delete.
23488 2009-04-28 Michael Matz <matz@suse.de>
23490 PR middle-end/39922
23491 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
23494 2009-04-28 Richard Guenther <rguenther@suse.de>
23496 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
23498 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23500 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
23501 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
23502 * config/arm/arm-tune.md: Regenerate.
23504 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
23506 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
23507 block if there are complex incoming edges.
23508 (sel_merge_blocks): Remove useless assert.
23509 (sel_redirect_edge_and_branch): Check that edge was redirected.
23510 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
23511 (sel_find_rgns): Delete declaration.
23512 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
23513 the region when it is not a preheader.
23515 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23518 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
23520 2009-04-28 Richard Guenther <rguenther@suse.de>
23522 * tree.h (SSA_NAME_VALUE): Remove.
23523 (struct tree_ssa_name): Remove value_handle member.
23524 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
23525 array for jump threading.
23526 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
23528 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
23529 * tree-flow.h (threadedge_initialize_values): Declare.
23530 (threadedge_finalize_values): Likewise.
23531 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
23532 (SSA_NAME_VALUE): Define.
23533 (threadedge_initialize_values): New function.
23534 (threadedge_finalize_values): Likewise.
23535 * tree-ssa-dom.c (ssa_name_values): New global variable.
23536 (SSA_NAME_VALUE): Define.
23537 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
23539 2009-04-28 Ira Rosen <irar@il.ibm.com>
23541 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
23542 Use REPORT_VECTORIZED_LOCATIONS instead
23543 REPORT_VECTORIZED_LOOPS.
23544 * tree-vectorizer.c (vect_verbosity_level): Make static.
23545 (vect_loop_location): Rename to vect_location.
23546 (vect_set_verbosity_level): Update comment.
23547 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
23549 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
23550 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
23551 instead REPORT_UNVECTORIZED_LOOPS.
23552 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
23553 and vect_loop_def to vect_external_def and vect_internal_def.
23554 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
23555 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
23556 REPORT_UNVECTORIZED_LOCATIONS.
23557 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
23558 and vect_used_in_loop and to vect_unused_in_scope and
23559 vect_used_in_scope.
23560 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
23561 (vect_verbosity_level): Remove declaration.
23562 (vect_analyze_operations): Likewise.
23563 (vect_analyze_stmt): Declare.
23564 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
23565 REPORT_UNVECTORIZED_LOCATIONS.
23566 (vect_get_loop_niters): Fix indentation.
23567 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
23568 (vect_analyze_loop_operations): New function.
23569 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
23570 vect_analyze_operations.
23571 (vect_is_simple_reduction): Use new names.
23572 (vectorizable_live_operation, vect_transform_loop): Likewise.
23573 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
23574 to specify whether the data references can be a part of interleaving
23576 (vect_analyze_data_ref_dependence): Use new names.
23577 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
23578 (vect_create_addr_base_for_vector_ref): Remove redundant code.
23579 * tree-vect-patterns.c (widened_name_p): Use new names.
23580 (vect_recog_dot_prod_pattern): Likewise.
23581 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
23582 (process_use, vect_mark_stmts_to_be_vectorized,
23583 vect_model_simple_cost, vect_model_store_cost,
23584 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
23585 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
23586 vectorizable_operation, vectorizable_type_demotion,
23587 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
23588 vectorizable_condition): Likewise.
23589 (vect_analyze_operations): Split into vect_analyze_loop_operations
23591 (vect_analyze_stmt): ... new function.
23592 (new_stmt_vec_info): Use new names.
23593 (vect_is_simple_use): Use new names and fix comment.
23594 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
23595 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
23597 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23600 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
23601 and integer modes for x87 operands. Do not ICE for unsupported size,
23602 generate error instead. Generate error for unsupported operand types.
23603 ['z']: Do not handle HImode memory operands specially. Warning
23604 for floating-point operands. Fallthru to 'Z' for unsupported operand
23605 types. Do not ICE for unsupported size, generate error instead.
23606 (output_387_binary_op): Use %Z to output operands.
23607 (output_fp_compare): Ditto.
23608 (output_387_reg_move): Ditto.
23610 2009-04-28 Ben Elliston <bje@au.ibm.com>
23615 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23617 * builtins.c (c_strlen): Do not warn here.
23618 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23619 * c-common.c (pointer_int_sum): Take an explicit location.
23620 Warn about offsets out of bounds.
23621 * c-common.h (pointer_int_sum): Adjust declaration.
23623 2009-04-27 Ian Lance Taylor <iant@google.com>
23625 * collect2.c (is_ctor_dtor): Change type of ret field in struct
23627 * dce.c (run_fast_df_dce): Change type of old_flags to int.
23628 * df-core.c (df_set_flags): Change return type to int. Change
23629 type of old_flags to int.
23630 (df_clear_flags): Likewise.
23631 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
23632 (df_get_conditional_uses): Likewise.
23633 * df.h (df_set_flags, df_clear_flags): Update declarations.
23634 * dwarf2out.c (struct indirect_string_node): Change type of form
23635 field to enum dwarf_form.
23636 (AT_string_form): Change return type to enum dwarf_form.
23637 * fixed-value.c (fixed_compare): Add cast to enum type.
23638 * fwprop.c (update_df): Change 0 to VOIDmode.
23639 * gensupport.c: Change 0 to UNKNOWN.
23640 * gimple.h (gimple_cond_code): Add cast to enum type.
23641 * haifa-sched.c (reemit_notes): Add cast to enum type.
23642 * hooks.c (hook_int_void_no_regs): Remove function.
23643 * hooks.h (hook_int_void_no_regs): Remove declaration.
23644 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
23645 * predict.c (combine_predictions_for_insn): Add casts to enum type.
23646 * real.c (real_arithmetic): Add cast to enum type.
23647 (real_compare): Likewise.
23648 * target.h (struct gcc_target): Change return type of
23649 branch_target_register_class to enum reg_class.
23650 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
23651 default_branch_target_register_class.
23652 * targhooks.c (default_branch_target_register_class): New function.
23653 * targhooks.h (default_branch_target_register_class): Declare.
23654 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
23655 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
23657 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
23659 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
23660 vect_uninitialized_def. Change 0 to ERROR_MARK.
23661 * tree-vect-stmts.c (supportable_widening_operation): Don't
23662 initialize icode1 and icode2.
23663 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
23664 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
23666 (cmn_err_flag_specs): Change 0 to STD_C89.
23667 (cmn_err_char_table): Likewise.
23668 * config/arm/arm.c (get_arm_condition_code): Change type of code
23669 to enum arm_cond_code.
23670 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
23671 (IWMMXT_BUILTIN2): Likewise.
23672 (neon_builtin_type_bits): Don't define typedef.
23673 (neon_builtin_datum): Change type of bits field to int.
23674 (arm_expand_neon_args): Add cast to enum type.
23675 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
23677 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
23678 casts to enum type.
23679 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
23681 * config/mips/mips.md (jal_macro): Return enum constant.
23682 (single_insn): Likewise.
23683 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
23685 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23686 casts to enum type.
23687 * config/s390/s390.c (s390_tune_flags): Change type to int.
23688 (s390_arch_flags): Likewise.
23689 (s390_handle_arch_option): Change flags field of struct pta to int.
23690 * config/s390/s390.h (s390_tune_flags): Update declaration.
23691 (s390_arch_flags): Likewise.
23692 * config/sh/sh.c (prepare_move_operands): Compare
23693 tls_symbolic_operand result with enum constant.
23694 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
23695 (sh_expand_prologue): Add cast to enum type.
23696 (sh_expand_epilogue): Likewise.
23697 (tls_symbolic_operand): Change return type to enum tls_model.
23698 (fpscr_set_from_mem): Add cast to enum type.
23699 (legitimize_pic_address): Compare tls_symbolic_operand result with
23701 (sh_target_reg_class): Change return type to enum reg_class.
23702 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
23704 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
23705 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
23706 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
23707 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
23708 (delayed_branch, tls_call_delay): Likewise.
23709 (eligible_for_sibcall_delay): Likewise.
23710 (eligible_for_return_delay): Likewise.
23711 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
23712 (spu_expand_builtin_1): Likewise.
23714 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
23715 for all types of conversions.
23716 (output_init_element): Issue -Wc++-compat warning if needed when
23717 initializing a bitfield with enum type.
23718 * c-parser.c (c_parser_expression): Set original_type to
23719 original_type of right hand operand of comma operator.
23721 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23723 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
23725 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
23726 * doc/cpp.texi (Standard Predefined Macros)
23727 (Implementation-defined behavior): Likewise.
23728 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
23729 * doc/gimple.texi (GIMPLE Exception Handling)
23730 (@code{GIMPLE_ASSIGN}): Likewise.
23731 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
23732 * doc/invoke.texi (Warning Options, Optimize Options)
23733 (AVR Options, Darwin Options): Likewise.
23734 (Optimize Options): Reformulate -fwhole-program description.
23735 * doc/loop.texi (Lambda): Likewise.
23736 * doc/md.texi (Output Template, Define Constraints)
23737 (Standard Names, Insn Splitting): Likewise.
23738 * doc/options.texi (Option properties): Likewise.
23739 * doc/passes.texi (Tree-SSA passes): Likewise.
23740 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
23741 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
23742 (File Names and DBX): Likewise.
23743 * doc/trouble.texi (Incompatibilities): Likewise.
23745 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23747 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
23748 instruction is correct.
23750 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23752 Allow non-constant arguments to conversion intrinsics.
23753 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
23754 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
23755 * spu.c (print_operand): Handle 'v' and 'w'.
23756 (exp2_immediate_p, spu_gen_exp2): Define.
23757 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
23758 spu_convtf_1): Update parameter descriptions.
23759 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
23760 * constraints.md ('v', 'w'): New.
23761 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
23763 (i2f, I2F): New define_mode_attr.
23764 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
23765 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
23766 fixuns_truncv4sfv4si2): Update to use mode attribute.
23767 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
23768 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
23769 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
23770 patterns for combine.
23772 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
23774 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
23775 (cprop, hoist, pre, store_motion): New debug counters.
23776 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
23777 is not an RTL pass anymore.
23778 (pass_profiling): Remove extern decl for pass removed in 2005.
23779 (pass_gcse, pass_jump_bypass): Remove.
23780 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
23781 to 0 for clean state.
23782 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
23783 * cse.c (gate_handle_cse_after_global_opts,
23784 rest_of_handle_cse_after_global_opts): New functions.
23785 (pass_cse_after_global_opts): New pass, does local CSE.
23786 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
23787 (TV_CPROP): New timevar.
23788 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
23789 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
23790 (gcse_main, recompute_all_luids): Remove.
23791 (compute_hash_table_work): Call max_reg_num instead of reading
23793 (cprop_jump): Don't set run_jump_opt_after_gcse.
23794 (constprop_register): Always allow to alter jumps.
23795 (cprop_insn): Likewise.
23796 (do_local_cprop): Likewise.
23797 (local_cprop_pass): Likewise. Return non-zero if something changed.
23798 (cprop): Remove function, fold interesting bits into one_cprop_pass.
23799 (find_implicit_sets): Add note about missed optimization opportunity.
23800 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
23801 pass_rtl_cprop execute function.
23802 Don't bother tracking the pass number, each pass gets its own dumpfile
23804 Always allow to alter jumpsand bypass jumps.
23805 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
23806 will just find no suitable set.
23807 (pre_edge_insert): Fix dumping, this function is for PRE only.
23808 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
23809 pass_rtl_pre execute function.
23810 (hoist_code): Return non-zero if something changed. Keep track of
23811 substitutions and insertions for statistics gathering similar to PRE.
23812 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
23813 called from the pass_rtl_hoist execute function. Show pass statistics.
23814 (compute_store_table): Use max_reg_num directly instead of using the
23815 formerly global max_gcse_regno.
23816 (build_store_vectors): Likewise.
23817 (replace_store_insn): Fix dumping.
23818 (store_motion): Rename to ...
23819 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
23820 pass, called from the pass_rtl_store_motion execute function. Keep
23821 track of substitutions and insertions for statistics gathering similar
23823 (bypass_jumps): Remove, fold interesting bits into ...
23824 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
23825 from the pass_rtl_cprop execute function.
23826 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
23827 pass_jump_bypass): Remove.
23828 (gate_handle_gcse, rest_of_handle_gcse): Remove.
23829 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
23830 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
23831 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
23832 (gate_rtl_store_motion, execute_rtl_store_motion,
23833 pass_rtl_store_motion): New.
23834 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
23835 make it clear that -fcse-skip-blocks is a no-op for backward compat.
23836 * passes.c (init_optimization_passes): Remove pass_gcse and
23837 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
23838 and cse_after_global_opts in place of pass_gcse. Schedule cprop
23839 instead of pass_jump_bypass.
23841 2009-04-27 Richard Guenther <rguenther@suse.de>
23843 PR middle-end/39928
23844 * gimplify.c (gimplify_expr): If we are required to create
23845 a temporary make sure it ends up as register.
23847 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
23850 * config/i386/i386.c (construct_container): Don't call
23851 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
23852 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
23854 2009-04-27 Michael Matz <matz@suse.de>
23856 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
23857 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
23858 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
23859 (dump_replaceable_exprs): Take a bitmap.
23860 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
23862 (expand_gimple_basic_block): Likewise.
23863 * tree-ssa-ter.c (struct temp_expr_table_d): Make
23864 replaceable_expressions member a bitmap.
23865 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
23866 (mark_replaceable): Likewise.
23867 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
23868 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
23870 2009-04-27 Richard Guenther <rguenther@suse.de>
23872 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
23873 (verify_stmts): Dispatch to gimple/type verification code.
23874 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
23875 issue with call argument types.
23877 2009-04-27 Michael Matz <matz@suse.de>
23879 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
23880 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
23883 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
23884 Eric Botcazou <ebotcazou@adacore.com>
23886 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
23887 a label's basic block.
23888 (mark_target_live_regs): Tidy and rework obsolete comments.
23889 Change back DF problem to LIVE. If a label starts a basic block,
23890 assume that all registers that used to be live then still are.
23891 (init_resource_info): If a label starts a basic block, set its
23892 BLOCK_FOR_INSN accordingly.
23893 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
23895 2009-04-27 Richard Guenther <rguenther@suse.de>
23897 * tree-flow-inline.h (function_ann): Remove.
23898 (get_function_ann): Likewise.
23899 * tree-dfa.c (create_function_ann): Remove.
23900 * tree-flow.h (struct static_var_ann_d): Remove.
23901 (struct function_ann_d): Likewise.
23902 (union tree_ann_d): Remove fdecl member.
23903 (function_ann_t): Remove.
23904 (function_ann, get_function_ann, create_function_ann): Remove
23907 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
23909 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
23911 2009-04-27 Jan Hubicka <jh@suse.cz>
23913 * ipa-pure-const.c (struct funct_state_d): New fields
23914 state_previously_known, looping_previously_known; remove
23915 state_set_in_source.
23916 (analyze_function): Use new fields.
23917 (propagate): Avoid assumption that state_set_in_source imply
23920 * tree-ssa-loop-niter.c (finite_loop_p): New function.
23921 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
23922 * cfgloop.h (finite_loop_p): Declare.
23924 2009-04-26 Michael Matz <matz@suse.de>
23926 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
23928 2009-04-26 Michael Matz <matz@suse.de>
23930 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
23931 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
23932 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
23933 pass_mark_used_blocks): Remove.
23934 * tree-optimize.c (pass_free_datastructures,
23935 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
23936 * passes.c (init_optimization_passes): Don't call
23937 pass_mark_used_blocks, remove dead code.
23939 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
23941 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
23942 * tree-ssa-live.h (register_ssa_partition): Likewise.
23944 2009-04-26 Michael Matz <matz@suse.de>
23947 * builtins.c (fold_builtin_next_arg): Handle SSA names.
23948 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
23949 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
23951 (compare_pairs): Swap cost comparison.
23952 (coalesce_ssa_name): Don't use change_partition_var.
23953 * tree-nrv.c (struct nrv_data): Add modified member.
23954 (finalize_nrv_r): Set it.
23955 (tree_nrv): Use it to update statements.
23956 (pass_nrv): Require PROP_ssa.
23957 * tree-mudflap.c (mf_decl_cache_locals,
23958 mf_build_check_statement_for): Use make_rename_temp.
23959 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
23960 * alias.c (find_base_decl): Handle SSA names.
23961 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
23962 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
23963 * rtl.h (set_reg_attrs_for_parm): Declare.
23964 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
23965 to "optimized", remove unused locals at finish.
23966 (execute_free_datastructures): Make global, call
23967 delete_tree_cfg_annotations.
23968 (execute_free_cfg_annotations): Don't call
23969 delete_tree_cfg_annotations.
23971 * ssaexpand.h: New file.
23972 * expr.c (toplevel): Include ssaexpand.h.
23973 (expand_assignment): Handle SSA names the same as register variables.
23974 (expand_expr_real_1): Expand SSA names.
23975 * cfgexpand.c (toplevel): Include ssaexpand.h.
23976 (SA): New global variable.
23977 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
23978 (SSAVAR): New macro.
23979 (set_rtl): New helper function.
23980 (add_stack_var): Deal with SSA names, use set_rtl.
23981 (expand_one_stack_var_at): Likewise.
23982 (expand_one_stack_var): Deal with SSA names.
23983 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
23984 before unique numbers.
23985 (expand_stack_vars): Use set_rtl.
23986 (expand_one_var): Accept SSA names, add asserts for them, feed them
23987 to above subroutines.
23988 (expand_used_vars): Expand all partitions (without default defs),
23989 then only the local decls (ignoring those expanded already).
23990 (expand_gimple_cond): Remove edges when jumpif() expands an
23991 unconditional jump.
23992 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
23993 or remove abnormal edges. Ignore insns setting the LHS of a TERed
23995 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
23996 members of SA; deal with PARM_DECL partitions here; expand
23997 all PHI nodes, free tree datastructures and SA. Commit instructions
23998 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
23999 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
24000 info and statements at start, collect garbage at finish.
24001 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
24002 (VAR_ANN_PARTITION) Remove.
24003 (change_partition_var): Don't declare.
24004 (partition_to_var): Always return SSA names.
24005 (var_to_partition): Only accept SSA names.
24006 (register_ssa_partition): Only check argument.
24007 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
24009 (delete_var_map): Don't free it.
24010 (var_union): Only accept SSA names, simplify.
24011 (partition_view_init): Mark only useful SSA names as used.
24012 (partition_view_fini): Only deal with SSA names.
24013 (change_partition_var): Remove.
24014 (dump_var_map): Use ssa_name instead of partition_to_var member.
24015 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
24017 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
24018 (struct _elim_graph): New member const_dests; nodes member vector of
24020 (set_location_for_edge): New static helper.
24021 (create_temp): Remove.
24022 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
24023 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
24024 (new_elim_graph): Allocate const_dests member.
24025 (clean_elim_graph): Truncate const_dests member.
24026 (delete_elim_graph): Free const_dests member.
24027 (elim_graph_size): Adapt to new type of nodes member.
24028 (elim_graph_add_node): Likewise.
24029 (eliminate_name): Likewise.
24030 (eliminate_build): Don't take basic block argument, deal only with
24031 partition numbers, not variables.
24032 (get_temp_reg): New static helper.
24033 (elim_create): Use it, deal with RTL temporaries instead of trees.
24034 (eliminate_phi): Adjust all calls to new signature.
24035 (assign_vars, replace_use_variable, replace_def_variable): Remove.
24036 (rewrite_trees): Only do checking.
24037 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
24038 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
24039 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
24040 contains_tree_r, MAX_STMTS_IN_LATCH,
24041 process_single_block_loop_latch, analyze_edges_for_bb,
24042 perform_edge_inserts): Remove.
24043 (expand_phi_nodes): New global function.
24044 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
24045 functions, initialize new parameter, remember partitions having a
24047 (finish_out_of_ssa): New global function.
24048 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
24049 don't reset in_ssa_p here, don't disable TER when mudflap.
24050 (pass_del_ssa): Remove.
24051 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
24053 (execute_free_datastructures): Declare.
24054 * Makefile.in (SSAEXPAND_H): New variable.
24055 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
24056 * basic-block.h (commit_one_edge_insertion): Declare.
24057 * passes.c (init_optimization_passes): Move pass_nrv and
24058 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
24059 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
24060 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
24061 (redirect_branch_edge): Deal with super block when expanding, split
24062 out jump patching itself into ...
24063 (patch_jump_insn): ... here, new static helper.
24065 2009-04-26 Michael Matz <matz@suse.de>
24067 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
24068 beyond num_ssa_names.
24069 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
24070 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
24072 2009-04-26 Jakub Jelinek <jakub@redhat.com>
24074 PR inline-asm/39543
24075 * fwprop.c (forward_propagate_asm): New function.
24076 (forward_propagate_and_simplify): Propagate also into __asm, if it
24077 doesn't increase the number of referenced registers.
24080 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
24082 2009-04-26 Jakub Jelinek <jakub@redhat.com>
24084 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
24085 note_nonlocal_vla_type for nonlocal VLAs.
24086 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
24087 contains_remapped_vars, remap_vla_decls): New functions.
24088 (convert_nonlocal_reference_stmt): If not optimizing, call
24089 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
24090 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
24091 if it wasn't found in var_map.
24092 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
24093 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
24094 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
24096 * gimplify.c (nonlocal_vlas): New variable.
24097 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
24099 (gimplify_body): Create and destroy nonlocal_vlas.
24101 * dwarf2out.c (loc_descr_plus_const): New function.
24102 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
24103 mem_loc_descriptor, loc_descriptor_from_tree_1,
24104 descr_info_loc, gen_variable_die): Use it.
24106 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
24107 !TREE_STATIC VAR_DECLs.
24108 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
24109 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
24110 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
24111 DECL_BY_REFERENCE is valid.
24112 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
24113 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
24114 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
24115 Copy DECL_BY_REFERENCE.
24116 (struct nesting_copy_body_data): New type.
24117 (nesting_copy_decl): New function.
24118 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
24119 if they have variable length.
24121 2009-04-26 Michael Matz <matz@suse.de>
24123 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
24124 mark new temporaries for renaming.
24126 2009-04-26 Joseph Myers <joseph@codesourcery.com>
24129 * c-decl.c (global_bindings_p): Return negative value.
24130 (c_variable_size): New. Based on variable_size from
24132 (grokdeclarator): Call c_variable_size not variable_size.
24134 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
24136 * config/i386/i386.c (print_operand) ['z']: Fix typo.
24138 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
24140 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
24141 Redefine it to just use mingw/include.
24142 (ASM_SPEC): Rules for -m32 and -m64.
24143 (LINK_SPEC): Use Likewise.
24144 (SPEC_32): New define.
24145 (SPEC_64): Likewise.
24146 (SUB_LINK_SPEC): Likewise.
24147 (MULTILIB_DEFAULTS): New define.
24148 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
24149 Add multilib options.
24150 (MULTILIB_DIRNAMES): Likewise.
24151 (MULTILIB_OSDIRNAMES): Likewise.
24152 (LIBGCC): Likewise.
24153 (INSTALL_LIBGCC): Likewise.
24155 2009-04-26 Joseph Myers <joseph@codesourcery.com>
24158 * c-tree.h (enum c_inline_static_type): New.
24159 (record_inline_static): Declare.
24160 * c-decl.c (struct c_inline_static, c_inline_statics,
24161 record_inline_static, check_inline_statics): New.
24162 (pop_file_scope): Call check_inline_statics.
24163 (start_decl): Call record_inline_static instead of pedwarning
24164 directly for static in inline function.
24165 * c-typeck.c (build_external_ref): Call record_inline_static
24166 instead of pedwarning directly for static referenced in inline
24169 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
24171 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
24172 not new but only being rescanned.
24173 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
24174 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
24175 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
24176 record_set_info, compute_set, grealloc): Remove.
24177 (recompute_all_luids): New function.
24178 (gcse_main): Don't compute sets, and don't do related memory
24179 allocations/free-ing. If something changed before the end of the
24180 pass, update LUIDs using recompute_all_luids.
24181 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
24182 (free_gcse_mem): Don't free it either.
24183 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
24184 Use the df insn LUIDs.
24185 (load_killed_in_block): Likewise.
24186 (compute_hash_table_work): Don't compute reg_set_in_block.
24187 (compute_transp): Use DF_REG_DEF_CHAINs.
24188 (local_cprop_pass): Don't use compute_sets and related functions.
24189 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
24190 Use get_max_uid() instead of max_cuid.
24191 (insert_insn_end_basic_block, pre_insert_copy_insn,
24192 update_ld_motion_stores): Don't try to
24193 keep reg_set tables up to date.
24194 (pre_insert_copies): Use df insn LUIDs.
24195 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
24196 (reg_set_info): Don't use extra bitmap argument.
24197 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
24198 information to compute regs_set_in_block.
24199 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
24200 (bypass_jumps): Don't use compute_sets and friends.
24202 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24205 * opts.c (undocumented_msg): Do not leave blank even with
24208 2009-04-25 Joseph Myers <joseph@codesourcery.com>
24210 * c-decl.c (build_enumerator): Allow values folding to integer
24211 constants but not integer constant expressions with a pedwarn if
24214 2009-04-25 Joseph Myers <joseph@codesourcery.com>
24217 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
24218 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
24219 type is an integer constant.
24221 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
24224 * config/i386/i386.c (print_operand) ['z']: Revert handling of
24227 2009-04-25 Joseph Myers <joseph@codesourcery.com>
24230 * c-decl.c (grokdeclarator): Diagnose declarations of functions
24231 with variably modified return type and no storage class
24232 specifiers, except for the case of nested functions. Distinguish
24233 extern declarations of functions with variably modified return
24234 types from those of objects with variably modified types.
24236 2009-04-25 Jan Hubicka <jh@suse.cz>
24238 * tree.c (list_equal_p): New function.
24239 * tree.h (list_equal_p): Declare.
24240 * coretypes.h (edge_def, edge, const_edge, basic_block_def
24241 basic_block_def, basic_block, const_basic_block): New.
24242 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
24243 (redirect_eh_edge): New function.
24244 (make_eh_edge_update_phi): EH edges are not abnormal.
24245 * except.c: Include tree-flow.h.
24246 (list_match): New function.
24247 (eh_region_replaceable_by_p): New function.
24248 (replace_region): New function.
24249 (hash_type_list): New function.
24250 (hash_eh_region): New function.
24251 (eh_regions_equal_p): New function.
24252 (merge_peers): New function.
24253 (remove_unreachable_regions): Verify EH tree when checking;
24255 (copy_eh_region_1): New function.
24256 (copy_eh_region): New function.
24257 (push_reachable_handler): New function.
24258 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
24259 regions without label but with live RESX.
24260 * except.h (redirect_eh_edge_to_label): New.
24261 * tree-flow.h (redirect_eh_edge): New.
24262 * coretypes.h (edge_def, edge, const_edge, basic_block_def
24263 basic_block_def, basic_block, const_basic_block): Remove.
24264 * Makefile.in (except.o): Add dependency on tree-flow.h
24265 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
24266 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
24269 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
24272 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
24273 on the destination of memcpy.
24275 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
24277 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
24278 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
24279 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
24281 2009-04-25 Jan Hubicka <jh@suse.cz>
24283 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
24284 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
24285 to be reached by different label than left.
24286 (update_eh_edges): Update comment; remove edge_to_remove if possible
24287 and return true if suceeded.
24288 (cleanup_empty_eh): Accept sharing map; handle shared regions.
24289 (cleanup_eh): Compute sharing map.
24290 * except.c (remove_eh_handler_and_replace): Add argument if we should
24292 (remove_unreachable_regions): Update for label sharing.
24293 (label_to_region_map): Likewise.
24294 (get_next_region_sharing_label): New function.
24295 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
24297 (remove_eh_handler): Update.
24298 (remove_eh_region_and_replace_by_outer_of): New function.
24299 * except.h (struct eh_region): Add next_region_sharing_label.
24300 (remove_eh_region_and_replace_by_outer_of,
24301 get_next_region_sharing_label): Declare.
24302 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
24304 2009-04-25 Jan Hubicka <jh@suse.cz>
24306 * tree-cfg.c (split_critical_edges): Split also edges where we can't
24307 insert code even if they are not critical.
24309 2009-04-25 Jan Hubicka <jh@suse.cz>
24311 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
24312 (gimple_can_remove_branch_p): EH edges won't remove branch by
24314 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
24315 updating of non-abnormal EH edges.
24316 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
24317 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
24318 (split_critical_edges): Split also edges where emitting code on them
24319 will lead to splitting later.
24321 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
24322 H.J. Lu <hongjiu.lu@intel.com>
24325 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
24326 the configured assembler supports fildq and fistpq mnemonics.
24327 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
24328 * configure: Regenerated.
24329 * config.in: Ditto.
24331 * config/i386/i386.c (print_operand): Handle 'Z'.
24332 ['z']: Remove handling of special fild/fist suffixes.
24333 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
24334 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
24335 suffix of fild insn.
24336 (*floatsi<mode>2_vector_mixed): Ditto.
24337 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
24338 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
24339 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
24340 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
24341 * config/i386/gas.h (GAS_MNEMONICS): Remove.
24343 2009-04-25 Ben Elliston <bje@au.ibm.com>
24345 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
24346 the source of a set operation.
24348 2009-04-25 Anatoly Sokolov <aesok@post.ru>
24350 * target.h (struct gcc_target): Add case_values_threshold field.
24351 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
24352 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
24353 * targhooks.c (default_case_values_threshold): New function.
24354 * targhooks.h (default_case_values_threshold): Declare function.
24355 * stmt.c (expand_case): Use case_values_threshold target hook.
24356 * expr.h (case_values_threshold): Remove declartation.
24357 * expr.c (case_values_threshold): Remove function.
24358 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
24360 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
24361 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
24362 (avr_case_values_threshold): Declare as static.
24363 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
24365 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
24366 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
24367 (mn10300_case_values_threshold): New function.
24369 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
24371 * ira.c (setup_cover_and_important_classes): Add enum cast.
24373 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
24375 * genpreds.c (write_enum_constraint_num): Output definition of
24376 CONSTRAINT_NUM_DEFINED_P macro.
24377 * ira.c (setup_cover_and_important_classes): Use
24378 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
24380 2009-04-24 DJ Delorie <dj@redhat.com>
24382 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
24383 __SH2A_SINGLE_ONLY__ also.
24385 2009-04-24 Steve Ellcey <sje@cup.hp.com>
24387 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
24388 (movdf_internal): Ditto.
24389 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
24390 SFmode and DFmode constants.
24391 (ia64_print_operand): Add 'G' format for printing
24392 floating point constants.
24394 2009-04-24 Richard Guenther <rguenther@suse.de>
24396 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
24397 from unsigned additions.
24399 2009-04-24 Joseph Myers <joseph@codesourcery.com>
24401 * c-typeck.c (set_init_index): Allow array designators that are
24402 not integer constant expressions with a pedwarn if pedantic.
24404 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
24406 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
24407 zero if no overlap in nonzero bits between the operands.
24409 2009-04-24 Ian Lance Taylor <iant@google.com>
24411 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
24412 (record_dead_and_set_regs): Likewise.
24413 * df.h (struct df_mw_hardreg): Change flags field to int.
24414 (struct df_base_ref): Likewise.
24415 (struct df): Change changeable_flags field to int.
24416 * df-scan.c (df_defs_record): Change clobber_flags to int.
24417 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
24418 constants rather than #define macros.
24419 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
24420 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
24421 (enum dwarf_calling_convention): Likewise.
24422 (enum dwarf_line_number_x_ops): Likewise.
24423 (enum dwarf_call_frame_info): Likewise.
24424 (enum dwarf_source_language): Likewise.
24425 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
24426 (add_calling_convention_attribute): Likewise.
24427 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
24428 (combine_comparisons): Change compcode to int. Add cast to enum type.
24429 * genrecog.c (maybe_both_true_2): Change c to int.
24430 (write_switch): Likewise. Add cast to enum type.
24431 * gimplify.c (gimplify_omp_for): Handle return values from
24432 gimplify_expr using MIN rather than bitwise or.
24433 (gimplify_expr): Add cast to enum type.
24434 * ipa-prop.c (update_jump_functions_after_inlining): Change
24435 IPA_BOTTOM to IPA_JF_UNKNOWN.
24436 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
24437 Add casts to enum type.
24438 (setup_cover_and_important_classes): Change cl to int. Add casts
24440 (setup_class_translate): Change cl and mode to int.
24441 (ira_init_once): Change mode to int.
24442 (free_register_move_costs): Likewise.
24443 (setup_prohibited_mode_move_regs): Add casts to enum type.
24444 * langhooks.c (add_builtin_function_common): Rework assertion that
24445 value fits bitfield.
24446 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
24447 * omega.c (omega_do_elimination): Avoid math on enum types.
24448 * optabs.c (expand_vec_shift_expr): Remove casts to int.
24449 * opts.c (set_debug_level): Change 2 to enum constant. Use new
24450 int local to handle integral_argment value.
24451 * regmove.c (try_auto_increment): Change PUT_MODE to
24453 * reload.c (push_secondary_reload): Add casts to enum type.
24454 (secondary_reload_class, find_valid_class): Likewise.
24455 * reload1.c (emit_input_reload_insns): Likewise.
24456 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
24457 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
24458 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
24460 * tree.c (build_common_builtin_nodes): Add casts to enum type.
24461 * tree-complex.c (complex_lattice_t): Typedef to int rather than
24463 (expand_complex_libcall): Add casts to enum type.
24464 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
24465 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
24466 with ERROR_MARK, not NUM_TREE_CODES.
24467 (vect_create_epilog_for_reduction): Likewise.
24468 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
24469 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
24470 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
24472 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
24473 vect_unused_in_loop. Change 0 to loop_vect.
24474 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
24475 * var-tracking.c (get_init_value): Change return type to enum
24477 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
24478 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
24480 (arm_override_options): Add casts to enum type.
24481 (arm_emit_tls_decoration): Likewise.
24482 * config/i386/i386.c (ix86_function_specific_restore): Add casts
24484 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
24485 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
24486 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
24488 * config/s390/s390.c (code_for_builtin_64): Change to array of
24490 (code_for_builtin_31): Likewise.
24491 (s390_expand_builtin): Change code_for_builtin to enum insn_code
24493 * config/sparc/sparc.c (sparc_override_options): Change value
24494 field in struct code_model to enum cmodel. In initializer change
24495 0 to NULL and add cast to enum type.
24497 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
24498 Change all callers. Issue a -Wc++-compat warning using
24499 lhs_origtype if necessary.
24500 (convert_for_assignment): Issue -Wc++-compat warnings about
24501 invalid conversions to enum type on assignment.
24502 * c-common.h (build_modify_expr): Update declaration.
24504 2009-04-24 Nick Clifton <nickc@redhat.com>
24506 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
24507 (function_arg_advance): Likewise.
24508 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
24511 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
24513 * config/s390/constraints.md ('I', 'J'): Fix condition.
24515 2009-04-24 Diego Novillo <dnovillo@google.com>
24517 * gengtype-parse.c (parse_error): Add newline after message.
24519 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
24521 * config/i386/sse.md (avxmodesuffixs): Removed.
24522 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
24523 (*avx_pinsr<ssevecsize>): This.
24525 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
24527 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
24528 follow chains of regs with a single definition, and allow expressions
24529 that are function_invariant_p.
24530 (simple_rhs_p): Allow expressions that are function_invariant_p.
24532 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
24534 PR middle-end/39867
24535 * fold-const.c (fold_cond_expr_with_comparison): When folding
24536 > and >= to MAX, make sure the MAX uses the same type as the
24537 comparison's operands.
24539 2009-04-24 Nick Clifton <nickc@redhat.com>
24541 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
24542 addressing for DImode accesses.
24543 (frv_print_operand_address): Handle PLUS case.
24544 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
24546 2009-04-24 Jakub Jelinek <jakub@redhat.com>
24548 PR rtl-optimization/39794
24549 * alias.c (canon_true_dependence): Add x_addr argument.
24550 * rtl.h (canon_true_dependence): Adjust prototype.
24551 * cse.c (check_dependence): Adjust canon_true_dependence callers.
24552 * cselib.c (cselib_invalidate_mem): Likewise.
24553 * gcse.c (compute_transp): Likewise.
24554 * dse.c (scan_reads_nospill): Likewise.
24555 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
24556 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
24557 canon_base_addr of the group, plus optional offset.
24558 (struct group_info): Rename canon_base_mem to
24560 (get_group_info): Set canon_base_addr to canon_rtx of base, not
24561 canon_rtx of base_mem.
24563 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
24565 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
24566 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
24568 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24570 * config/spu/spu-builtins.h: Delete file.
24572 * config/spu/spu.h (enum spu_builtin_type): Move here from
24574 (struct spu_builtin_description): Likewise. Add GTY marker.
24575 Do not use enum spu_function_code or enum insn_code.
24576 (spu_builtins): Add extern declaration.
24578 * config/spu/spu.c: Do not include "spu-builtins.h".
24579 (enum spu_function_code, enum spu_builtin_type_index,
24580 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
24581 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
24582 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
24583 unsigned_V2DI_type_node): Move here from spu-builtins.h.
24584 (spu_builtin_types): Make static. Add GTY marker.
24585 (spu_builtins): Add extern declaration with GTY marker.
24586 Include "gt-spu.h".
24588 * config/spu/spu-c.c: Do not include "spu-builtins.h".
24589 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
24590 Check programmatically whether all parameters are scalar.
24592 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
24594 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
24596 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
24597 assignment from the constructor either if the target is volatile.
24599 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
24601 * config/arm/arm.md (insv): Do not share operands[0].
24603 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
24605 * config/vxlib-tls.c (active_tls_threads): Delete.
24606 (delete_hook_installed): New.
24607 (tls_delete_hook): Don't delete the delete hook.
24608 (tls_destructor): Delete it here.
24609 (__gthread_set_specific): Adjust installing the delete hook.
24610 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
24611 __gthread_leave_tsd_dtor_context.
24613 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
24615 * c-format.c (gcc_tdiag_char_table): Add support for %E.
24617 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
24619 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
24621 (alpha_rtx_costs): Ditto.
24622 (emit_unlikely_jump): Use add_reg_note.
24623 (emit_frame_store_1): Ditto.
24624 (alpha_expand_prologue): Ditto.
24625 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24626 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
24628 2009-04-23 Nick Clifton <nickc@redhat.com>
24630 * config/v850/v850.md (epilogue): Remove suppressed code.
24631 (return): Rename to return_simple and remove test of frame size.
24632 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
24633 to gen_return_simple.
24635 2009-04-22 Jing Yu <jingyu@google.com>
24638 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
24640 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
24643 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
24644 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
24645 value is a VECTOR_CST, the element type is the element type of the
24648 2009-04-22 DJ Delorie <dj@redhat.com>
24650 * config/m32c/m32c.h: Update GTY annotations to new syntax.
24652 2009-04-22 Jakub Jelinek <jakub@redhat.com>
24654 * alias.c (find_base_term): Move around LO_SUM case, so that
24655 CONST falls through into PLUS/MINUS handling.
24658 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
24659 into 0, use omit_one_operand.
24661 2009-04-23 Ben Elliston <bje@au.ibm.com>
24663 * config/rs6000/linux-unwind.h (get_regs): Remove type
24664 puns. Change the type of `pc' to an array of unsigned ints and
24665 update all users. Constify frame24.
24667 2009-04-22 DJ Delorie <dj@redhat.com>
24669 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
24670 declarations before code.
24671 (current_function_special_page_vector): Likewise.
24672 (m32c_expand_insv): Silence a warning.
24674 2009-04-21 Taras Glek <tglek@mozilla.com>
24676 * alias.c: Update GTY annotations to new syntax.
24677 * basic-block.h: Likewise.
24678 * bitmap.h: Likewise.
24679 * c-common.h: Likewise.
24680 * c-decl.c: Likewise.
24681 * c-parser.c: Likewise.
24682 * c-pragma.c: Likewise.
24683 * c-tree.h: Likewise.
24684 * cfgloop.h: Likewise.
24685 * cgraph.h: Likewise.
24686 * config/alpha/alpha.c: Likewise.
24687 * config/arm/arm.h: Likewise.
24688 * config/avr/avr.h: Likewise.
24689 * config/bfin/bfin.c: Likewise.
24690 * config/cris/cris.c: Likewise.
24691 * config/darwin.c: Likewise.
24692 * config/frv/frv.c: Likewise.
24693 * config/i386/i386.c: Likewise.
24694 * config/i386/i386.h: Likewise.
24695 * config/i386/winnt.c: Likewise.
24696 * config/ia64/ia64.h: Likewise.
24697 * config/iq2000/iq2000.c: Likewise.
24698 * config/mips/mips.c: Likewise.
24699 * config/mmix/mmix.h: Likewise.
24700 * config/pa/pa.c: Likewise.
24701 * config/pa/pa.h: Likewise.
24702 * config/rs6000/rs6000.c: Likewise.
24703 * config/s390/s390.c: Likewise.
24704 * config/sparc/sparc.c: Likewise.
24705 * config/xtensa/xtensa.c: Likewise.
24706 * cselib.h: Likewise.
24707 * dbxout.c: Likewise.
24708 * dwarf2out.c: Likewise.
24709 * except.c: Likewise.
24710 * except.h: Likewise.
24711 * fixed-value.h: Likewise.
24712 * function.c: Likewise.
24713 * function.h: Likewise.
24714 * gimple.h: Likewise.
24715 * integrate.c: Likewise.
24716 * optabs.c: Likewise.
24717 * output.h: Likewise.
24718 * real.h: Likewise.
24720 * stringpool.c: Likewise.
24721 * tree-data-ref.c: Likewise.
24722 * tree-flow.h: Likewise.
24723 * tree-scalar-evolution.c: Likewise.
24724 * tree-ssa-address.c: Likewise.
24725 * tree-ssa-alias.h: Likewise.
24726 * tree-ssa-operands.h: Likewise.
24727 * tree.c: Likewise.
24728 * tree.h: Likewise.
24729 * varasm.c: Likewise.
24730 * varray.h: Likewise.
24732 * coretypes.h: Do not define GTY macro if it is already defined.
24733 * doc/gty.texi: Update GTY documentation to new syntax.
24734 * gengtype-lex.l: Enforce attribute-like syntax for GTY
24735 annotations on structs.
24736 * gengtype-parse.c: Likewise.
24738 2009-04-22 Mark Heffernan <meheff@google.com>
24740 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
24742 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
24744 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
24747 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
24749 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
24750 the same as a PLUS without a shift. Increase the cost of a
24753 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24755 * Makefile.in: Update dependencies.
24756 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
24757 * errors.h: Remove bogus comment about compatibility.
24758 (warning): Update declaration.
24759 * genautomata.c: Update all calls to warning.
24760 * gimple.c: Do not include errors.h. Include toplev.h.
24761 * tree-ssa-structalias.c: Do not include errors.h.
24762 * omega.c: Likewise.
24763 * tree-ssa-reassoc.c: Likewise.
24764 * config/spu/spu-c.c: Likewise.
24765 * config/spu/t-spu-elf: Update dependencies.
24767 2009-04-22 Richard Guenther <rguenther@suse.de>
24769 PR tree-optimization/39824
24770 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
24771 make sure the types are compatible.
24773 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24776 * c-common.c (c_parse_error): Take a token_flags parameter.
24777 Use token_type for the token type instead.
24778 Pass token_flags to cpp_type2name.
24779 * c-common.h (c_parse_error): Update declaration.
24780 * c-parser.c (c_parser_error): Pass 0 as token flags.
24782 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
24784 PR rtl-optimization/39580
24785 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
24787 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24789 * function.c (expand_function_end): Do not emit a jump to the "naked"
24790 return label for fall-through returns.
24791 * except.c (sjlj_emit_function_exit): Always place the call to the
24792 unregister function at the location installed by expand_function_end.
24794 2009-04-22 Richard Guenther <rguenther@suse.de>
24796 PR tree-optimization/39845
24797 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
24798 (gen_inbound_check): Likewise.
24800 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
24802 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
24804 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
24805 * config/vxlib.c (__gthread_once): Add race guard for PPC.
24807 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24809 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
24810 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
24811 shift counts to avoid out-of-bounds array accesses.
24813 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24815 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
24816 (Pmode): Move above.
24818 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
24820 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
24821 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
24822 GET_CODE macro. Use IN_RANGE macro where appropriate.
24823 * config/alpha/alpha.h: Ditto.
24824 * config/alpha/alpha.md: Ditto.
24825 * config/alpha/constraints.md: Ditto.
24826 * config/alpha/predicates.md: Ditto.
24828 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24830 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
24831 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24832 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24833 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24834 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24835 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24836 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24837 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24838 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24839 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24840 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24841 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24842 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24843 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24844 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24845 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24846 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24847 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24848 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24849 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24850 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24851 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24852 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24853 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24854 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24855 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24856 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24858 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
24860 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
24861 references from comments.
24862 * cfgbuild.c (count_basic_blocks): Delete.
24863 (find_basic_blocks_1): Delete.
24864 (find_basic_blocks): Delete.
24865 * except.c (finish_eh_generation): Make static. Move comment from
24866 except.h here. Remove find_basic_blocks references from comments.
24867 * except.h (finish_eh_generation): Delete.
24868 * basic-block.h (find_basic_blocks): Delete.
24869 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
24871 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
24873 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
24874 (sdbout_parms): Likewise.
24876 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
24878 * config/sh/sh.c (prepare_cbranch_operands): Use
24879 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
24880 (expand_cbranchdi4): Likewise.
24881 (from_compare): Add cast to enum type.
24882 (expand_cbranchsi4): Use add_reg_note.
24883 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
24884 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
24885 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
24886 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24887 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
24888 instead of CODE_FOR_nothing.
24889 (cbranchdi4): Likewise. Fix the order of arguments for
24891 (push_fpscr): Use add_reg_note.
24892 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
24893 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
24895 2009-04-21 Joseph Myers <joseph@codesourcery.com>
24897 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
24898 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
24899 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
24900 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
24901 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
24902 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
24903 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
24904 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
24905 config/alpha/x-vms, config/arc/t-arc,
24906 config/arm/README-interworking, config/arm/arm-c.c,
24907 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
24908 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
24909 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
24910 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
24911 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
24912 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
24913 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
24914 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
24915 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
24916 config/cris/t-elfmulti, config/crx/t-crx,
24917 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
24918 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
24919 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
24920 config/h8300/t-h8300, config/i386/athlon.md,
24921 config/i386/darwin-libgcc.10.4.ver,
24922 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
24923 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
24924 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
24925 config/i386/t-linux64, config/i386/t-nwld,
24926 config/i386/t-rtems-i386, config/i386/t-sol2-10,
24927 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
24928 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
24929 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
24930 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
24931 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
24932 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
24933 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
24934 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
24935 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
24936 config/m68k/t-uclinux, config/mcore/t-mcore,
24937 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
24938 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
24939 config/mips/crtn.asm, config/mips/irix-crti.asm,
24940 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
24941 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
24942 config/mips/mips-fixed.md, config/mips/sb1.md,
24943 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
24944 config/mips/t-iris6, config/mips/t-isa3264,
24945 config/mips/t-libgcc-mips16, config/mips/t-linux64,
24946 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
24947 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
24948 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
24949 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
24950 config/mn10300/t-linux, config/mn10300/t-mn10300,
24951 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
24952 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
24953 config/picochip/libgccExtras/clzsi2.asm,
24954 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
24955 config/rs6000/darwin-libgcc.10.4.ver,
24956 config/rs6000/darwin-libgcc.10.5.ver,
24957 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
24958 config/rs6000/t-aix43, config/rs6000/t-aix52,
24959 config/rs6000/t-darwin, config/rs6000/t-fprules,
24960 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
24961 config/rs6000/t-lynx, config/rs6000/t-netbsd,
24962 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
24963 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
24964 config/rs6000/t-rtems, config/rs6000/t-spe,
24965 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
24966 config/score/t-score-elf, config/sh/divcost-analysis,
24967 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
24968 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
24969 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
24970 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
24971 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
24972 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
24973 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
24974 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
24975 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
24976 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
24977 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
24978 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
24979 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
24980 limitx.h, version.c, xcoff.h: Add copyright and license notices.
24981 * config/h8300/genmova.sh: Include copyright and license notices
24982 in generated output.
24983 * config/h8300/mova.md: Regenerate.
24984 * doc/install.texi2html: Include word "Copyright" in copyright
24985 notice and use name "Free Software Foundation, Inc.".
24986 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
24987 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
24988 ChangeLog-2007, ChangeLog-2008: Correct dates.
24990 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
24992 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
24993 NE_EXPR operations as well.
24994 * c-parser.c (c_parser_condition): Do not set location information on
24996 (c_parser_conditional_expression): Likewise.
24997 (c_parser_binary_expression): Set location information on operators.
24998 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
24999 TRUTH_NOT_EXPR has been folded.
25000 * fold-const.c (fold_truth_not_expr): Copy location information from
25001 the incoming expression to the outgoing one.
25002 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
25003 recursive calls on the LHS of the operator but pass that of the
25004 operator to recursive calls on the RHS of the operator. Set it
25006 (shortcut_cond_expr): Set the locus of the operator on the second
25007 COND_EXPR and that of the expression on the first in degenerate cases.
25008 Pass the locus of the expression to calls to shortcut_cond_r.
25009 Set the locus of the 'then' block on the associated jump, if any.
25010 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
25011 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
25012 expression to call to gimplify_boolean_expr.
25014 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
25016 * config.gcc: Add additional configuration for
25017 i686-w64-mingw* and x86_64-w64-mingw* triplet.
25018 * config/i386/mingw-w64.h: New mingw-w64 specific header.
25019 (CPP_SPEC): Redefine for allowing -municode option.
25020 (STARTFILE_SPEC): Likewise.
25021 * config/i386/t-mingw-w64: New.
25022 * config/i386/mingw-w64.opt: New.
25023 (municode): Add new target option.
25024 * doc/invoke.texi (municode): Add documentation for new option.
25026 2009-04-21 Ian Lance Taylor <iant@google.com>
25028 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25029 Correct test for number of arguments.
25030 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
25032 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
25034 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
25035 argument of emit_library_call.
25037 2009-04-21 Richard Guenther <rguenther@suse.de>
25039 PR middle-end/39829
25040 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
25041 inside VIEW_CONVERT_EXPRs.
25043 2009-04-21 Martin Jambor <mjambor@suse.cz>
25045 * tree-switch-conversion.c (build_constructors): Split a long line.
25046 (constructor_contains_same_values_p): New function.
25047 (build_one_array): Create assigns of constants if possible, do not
25048 call mark_sym_for_renaming, call update_stmt.
25049 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
25050 make_rename_temp. Do not call mark_symbols_for_renaming, call
25052 (gen_def_assigns): Do not call mark_symbols_for_renaming or
25053 find_new_referenced_vars, call update_stmt.
25054 (gen_inbound_check): Use create_tmp_var and create ssa names manually
25055 instead of calling make_rename_temp. Do not call
25056 find_new_referenced_vars or mark_symbols_for_renaming, call
25059 2009-04-21 Richard Guenther <rguenther@suse.de>
25061 PR tree-optimization/39827
25062 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
25063 (tree_ssa_phiprop): Pass the correct array size.
25065 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
25067 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
25069 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
25072 * c-typeck.c (lvalue_p): Move declaration ...
25073 * c-common.h (lvalue_p): ... to here.
25074 * c-common.c (candidate_equal_p): New.
25075 (add_tlist): Use it.
25076 (merge_tlist): Use it.
25077 (warn_for_collisions_1): Likewise.
25078 (warning_candidate_p): Accept more candidates.
25079 (verify_tree): A warning candidate can be an expression. Use
25082 2009-04-21 Ben Elliston <bje@au.ibm.com>
25085 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
25086 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
25087 options. Remove -mcall-solaris documentation.
25089 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25092 * doc/invoke.texi (-Wlong-long): Update description.
25093 * c-lex (interpret_integer): Only warn if there was no previous
25094 overflow and -Wlong-long is enabled.
25095 * c-decl.c (declspecs_add_type): Drop redundant flags.
25096 * c.opt (Wlong-long): Init to -1.
25097 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
25098 and front-end warn_long_long. Wlong-long only depends on other
25099 flags if it is uninitialized.
25100 * c-parser.c (disable_extension_diagnostics): warn_long_long is
25101 the same for CPP and FE.
25102 (restore_extension_diagnostics): Likewise.
25104 2009-04-20 Ian Lance Taylor <iant@google.com>
25106 Fix enum conversions which are invalid in C++:
25107 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
25108 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
25109 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
25110 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
25111 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
25112 (dbxout_parms): Likewise.
25113 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
25114 (df_clear_flags): Likewise.
25115 * df-problems.c (df_rd_bb_local_compute_process_def): Change
25116 top_flag parameter to int.
25117 (df_chain_create_bb_process_use): Likewise.
25118 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
25120 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
25121 (df_ref_create_structure, df_def_record_1): Likewise.
25122 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
25123 (df_notes_rescan): Change 0 to VOIDmode in function call.
25124 (df_get_call_refs, df_insn_refs_collect): Likewise.
25125 (df_bb_regs_collect): Likewise.
25126 (df_entry_block_defs_collect): Likewise.
25127 (df_exit_block_uses_collect): Likewise.
25128 * df.h: Update declarations.
25129 * double-int.c (double_int_divmod): Add cast to enum type.
25130 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
25131 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
25132 (based_loc_descr): Likewise.
25133 (loc_descriptor_from_tree_1): Change first_op and second_op to
25134 enum dwarf_location_atom. Add cast to enum type.
25135 * expmed.c (init_expmed): Change 0 to SET in function call.
25136 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
25137 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
25138 (do_store_flag): Likewise.
25139 * fixed-value.h (struct fixed_value): Change mode to enum
25141 * function.c (assign_parms): Change 0 to VOIDmode in function call.
25142 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
25144 (insert_insn_decl, insert_decl, insert_state): Likewise.
25145 (automata_list_finish): Likewise.
25146 * genrecog.c (process_define_predicate): Add cast to enum type.
25147 * gensupport.c (init_predicate_table): Add cast to enum type.
25148 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
25150 (gimple_build_call_1, gimple_build_label): Likewise.
25151 (gimple_build_goto, gimple_build_asm_1): Likewise.
25152 (gimple_build_switch_1, gimple_build_cdt): Likewise.
25153 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
25154 (enum fallback): Rename from enum fallback_t.
25155 (fallback_t): Typedef as int.
25156 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
25157 GSI_SAME_STMT in function call.
25158 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
25160 (setup_reg_class_relations): Likewise.
25161 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
25162 (setup_prohibited_class_mode_regs): Add cast to enum type.
25163 (setup_prohibited_mode_move_regs): Likewise.
25164 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
25165 (record_address_regs): Change i to enum reg_class.
25166 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
25167 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
25168 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
25169 (GET_MODE_2XWIDER_MODE): Likewise.
25170 (GET_CLASS_NARROWEST_MODE): Likewise.
25171 * omp-low.c (expand_omp_for): Add cast to enum type.
25172 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
25173 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
25174 * postreload.c (reload_cse_simplify_operands): Change rclass local
25176 * predict.c (combine_predictions_for_insn): Change best_predictor
25177 and predictor to enum br_predictor.
25178 (combine_predictions_for_bb): Likewise.
25179 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
25180 use SET_PREDICT_EXPR_OUTCOME.
25181 * real.c (real_arithmetic): Change icode to code in function call.
25182 * reginfo.c (init_move_cost): Add casts to enum type.
25183 (init_reg_sets_1, init_fake_stack_mems): Likewise.
25184 * regmove.c (regclass_compatible_p): Change class0 and class1 to
25186 * reload.c (find_valid_class): Add casts to enum type.
25187 (push_reload): Change 0 to NO_REGS in function call.
25188 (find_reloads): Change this_alternative to array of enum
25189 reg_class. Remove some now-unnecessary casts.
25190 (make_memloc): Change 0 to VOIDmode in function call.
25191 * reload1.c (reload): Change 0 to VOIDmode in function call.
25192 (eliminate_regs_1, elimination_effects): Likewise.
25193 (eliminate_regs_in_insn): Likewise.
25194 (emit_input_reload_insns): Add cast to enum type.
25195 (delete_output_reload): Change 0 to VOIDmode in function call.
25196 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
25197 to enum type in function call.
25198 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
25199 (SET_PREDICT_EXPR_OUTCOME): Define.
25200 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
25201 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
25202 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
25203 (dump_function): Likewise.
25204 * tree-dump.h: Update declarations.
25205 * tree-pass.h: Update declarations.
25206 * varasm.c (assemble_integer): Change mclass to enum mode_class.
25207 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
25209 (arm_rtx_costs_1): Correct parenthesization.
25210 (arm_rtx_costs): Add casts to enum type.
25211 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
25212 (vfp_emit_fstmd): Use add_rg_note.
25213 (emit_multi_reg_push, emit_sfm): Likewise.
25214 (thumb_set_frame_pointer): Likewise.
25215 (arm_expand_prologue): Likewise.
25216 (arm_regno_class): Change return type to enum reg_class.
25217 (thumb1_expand_prologue): Use add_reg_note.
25218 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
25219 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
25221 * config/arm/gentune.sh: Add cast to enum type.
25222 * config/arm/arm-tune.md: Rebuild.
25223 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
25224 (ix86_split_fp_branch, predict_jump): Likewise.
25225 (ix86_expand_multi_arg_builtin): Change sub_code from enum
25226 insn_code to enum rtx_code.
25227 (ix86_builtin_vectorized_function): Add cast to enum type.
25228 * config/i386/i386.md (truncdfsf2): Change slot to enum
25230 (truncxf<mode>2, isinf<mode>2): Likewise.
25231 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
25233 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
25234 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
25235 (insert_bundle_state): Change 1 to INSERT in function call.
25236 (ia64_add_bundle_selector_before): Likewise.
25237 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
25238 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
25239 (restore_stack_nonlocal): Likewise.
25240 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
25242 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
25244 (mips_rtx_costs): Likewise.
25245 (mips_override_options): Add casts to enum type.
25246 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
25248 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
25249 (store_reg, set_reg_plus_d): Likewise.
25250 (hppa_expand_prologue, hppa_profile_hook): Likewise.
25251 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
25253 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
25255 (emit_unlikely_jump): Use add_reg_note.
25256 (rs6000_emit_allocate_stack): Likewise.
25257 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
25258 (output_toc): Change 1 to INSERT in function call.
25259 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
25260 (rs6000_initialize_trampoline): Likewise.
25261 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
25263 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
25264 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
25265 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
25266 (save_gprs): Use add_reg_note.
25267 (s390_emit_prologue): Likewise.
25268 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25269 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
25270 (sparc_fold_builtin): Add cast to enum type.
25271 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
25273 (spu_expand_prologue): Use add_reg_note.
25274 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
25276 2009-04-20 Ian Lance Taylor <iant@google.com>
25278 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
25279 (c_parser_postfix_expression_after_primary): Get VEC for list of
25280 arguments. Get original types of arguments. Call
25281 build_function_call_vec.
25282 (cached_expr_list_1, cached_expr_list_2): New static variables.
25283 (c_parser_expr_list): Change return type to VEC *. Add
25284 p_orig_types parameter. Change all callers.
25285 (c_parser_release_expr): New static function.
25286 (c_parser_vec_to_tree_list): New static function.
25287 * c-typeck.c (build_function_call): Rewrite to build a VEC and
25288 call build_function_call_vec.
25289 (build_function_call_vec): New function, based on old
25290 build_function_call.
25291 (convert_arguments): Remove nargs and argarray parameters. Change
25292 values to a VEC. Add origtypes parameter.
25293 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
25294 (convert_for_assignment): Add origtype parameter. Change all
25295 callers. If warn_cxx_compat, check for conversion to an enum
25296 type when calling a function.
25297 (store_init_value): Add origtype parameter. Change all callers.
25298 (digest_init): Likewise.
25299 (struct init_node): Add origtype field.
25300 (add_pending_init): Add origtype parameter. Change all callers.
25301 (output_init_element): Likewise.
25302 (output_pending_init_elements): Pass origtype from init_node to
25303 output_init_element.
25304 (process_init_element): Pass origtype from c_expr to
25305 output_init_element.
25306 (c_finish_return): Add origtype parameter. Change all callers.
25307 * c-common.c (sync_resolve_size): Change params to VEC *. Change
25309 (sync_resolve_params): Likewise.
25310 (sync_resolve_return): Change params to first_param. Change caller.
25311 (resolve_overloaded_builtins): Change params to VEC *. Change
25312 callers. Save first parameter around call to build_function_call_vec.
25313 * c-decl.c (finish_decl): Add origtype parameter. Change all
25314 callers. Call build_function_call_vec rather than
25315 build_function_call for cleanup.
25316 * c-tree.h: Update declarations.
25317 * c-common.h: Update declarations.
25318 * stub-objc.c (objc_rewrite_function_call): Change parameter from
25319 params to first_param.
25320 * target.h (struct gcc_target): Change resolve_overloaded_builtin
25321 params parameter from tree to void *.
25322 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25323 Change arglist parameter to have type void *, and to be a pointer
25325 * config/rs6000/rs6000-protos.h
25326 (altivec_resolve_overloaded_builtin): Update declaration.
25327 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
25328 fnargs parameter to have type void *, and to be a pointer to a
25329 VEC. Call build_function_call_vec instead of
25330 build_function_call.
25331 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
25333 2009-04-20 Joey Ye <joey.ye@intel.com>
25334 Xuepeng Guo <xuepeng.guo@intel.com>
25335 H.J. Lu <hongjiu.lu@intel.com>
25337 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
25339 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
25340 (IX86_LEA_PRIORITY): Likewise.
25341 (distance_non_agu_define): New function.
25342 (distance_agu_use): Likewise.
25343 (ix86_lea_for_add_ok): Likewise.
25344 (ix86_dep_by_shift_count): Likewise.
25346 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
25347 should split for LEA.
25349 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
25351 (ix86_dep_by_shift_count): Likewise.
25353 2009-04-20 Richard Guenther <rguenther@suse.de>
25355 * expr.c (handled_component_p): Move ...
25356 * tree.h (handled_component_p): ... here.
25357 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
25358 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
25359 and REALPART_EXPR to be in one group.
25361 2009-04-20 Richard Guenther <rguenther@suse.de>
25363 * basic-block.h (get_all_dominated_blocks): Declare.
25364 * dominance.c (get_all_dominated_blocks): New function.
25365 * tree-cfg.c (get_all_dominated_blocks): Remove.
25366 (remove_edge_and_dominated_blocks): Adjust.
25367 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
25368 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
25369 instead of recursing.
25371 2009-04-20 Doug Kwan <dougkwan@google.com>
25373 * cgraph.h (cgraph_node_ptr): New type for vector functions.
25374 (struct cgraph_node_set_def): New type.
25375 (cgraph_node_set) New type. Also declare vector functions.
25376 (struct cgraph_node_set_element_def): New type.
25377 (cgraph_node_set_element): Ditto.
25378 (cgraph_node_set_iterator): New iterator type.
25379 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
25380 cgraph_node_set_remove, dump_cgraph_node_set,
25381 debug_cgraph_node_set): New prototypes.
25382 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
25383 cgraph_node_set_size): New inlines.
25384 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
25385 including cgraph.h.
25386 (struct ipa_opt_pass): Add struct cgraph_node_set_def
25387 argument to function 'write_summary'.
25388 * ipa.c: Include ggc.h.
25389 (hash_cgraph_node_set_element,
25390 eq_cgraph_node_set_element, cgraph_node_set_new,
25391 cgraph_node_set_add, cgraph_node_set_remove,
25392 cgraph_node_set_find, dump_cgraph_node_set,
25393 debug_cgraph_node_set): New functions.
25394 * Makefile.in (ipa.o): Add dependency on GGC_H.
25396 2009-04-20 Ira Rosen <irar@il.ibm.com>
25398 PR tree-optimization/39675
25399 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
25400 check of the return code of vect_schedule_slp. Check that
25401 stmt_vec_info still exists for the statement, before checking its
25402 vectorization type.
25404 2009-04-20 Michael Matz <matz@suse.de>
25406 * Makefile.in (generated_files): Take out $(simple_generated_c).
25408 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
25410 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
25411 (UINTPTR_TYPE): Likewise.
25413 2009-04-19 Joseph Myers <joseph@codesourcery.com>
25416 * c-typeck.c (digest_init): Check for initializing an array with a
25419 2009-04-19 Joseph Myers <joseph@codesourcery.com>
25422 * c-semantics.c (pop_stmt_list): Propagate
25423 STATEMENT_LIST_HAS_LABEL to parent statement list.
25425 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
25427 * config/mips/mips.h (mips_tune_attr): New macro.
25428 * config/mips/mips.md (cpu): Use it.
25430 2009-04-19 Joseph Myers <joseph@codesourcery.com>
25433 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
25436 2009-04-19 Diego Novillo <dnovillo@google.com>
25438 * toplev.c (compile_file): Move call to coverage_finish ...
25439 * cgraphunit.c (ipa_passes): ... here.
25440 Call cgraph_process_new_functions.
25441 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
25442 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
25444 2009-04-19 Jan Hubicka <jh@suse.cz>
25446 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
25448 (dump_cgraph_node): Dump can throw external flag.
25449 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
25451 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
25455 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
25456 * common.opt (Wlogical-op): Move from here...
25457 * c.opt (Wlogical-op): ... to here.
25458 * c-typeck.c (parser_build_binary_op): Update call to
25459 warn_logical_operator.
25460 * c-opts.c (c_common_post_options): Enable warn_logical_op with
25462 * c-common.c (warn_logical_op): Update.
25463 * c-common.h (warn_logical_op): Update declaration.
25465 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
25467 * tree.c (protected_set_expr_location): Fix formatting.
25469 2009-04-18 Joseph Myers <joseph@codesourcery.com>
25472 * c-typeck.c (readonly_warning): new.
25473 (build_unary_op, build_modify_expr): Use readonly_warning for
25474 storing into something readonly but not const-qualified.
25476 2009-04-18 Joseph Myers <joseph@codesourcery.com>
25479 * c-typeck.c (build_unary_op): Check for taking address of
25480 expression of type void.
25482 2009-04-18 Joseph Myers <joseph@codesourcery.com>
25485 * c-typeck.c (build_function_call): Check for calling a function
25486 with qualified void return types. Call require_complete_type when
25489 2009-04-18 Jan Hubicka <jh@suse.cz>
25491 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
25493 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
25494 can_throw_external flag.
25495 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
25496 * ipa-pure-const.c (ignore_edge): New function.
25497 (propagate): Compute order for NOTHROW computation; set NOTHROWs
25498 only over can_throw_external edges.
25499 (local_pure_const): Add nothrow flag.
25500 * ipa-utils.c (searchc): Add ignore_edge callback.
25501 (ipa_utils_reduced_inorder): Add ignore_edge callback.
25502 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
25503 (set_nothrow_function_flags): Update cgraph.
25504 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
25506 2009-04-18 Richard Guenther <rguenther@suse.de>
25508 PR middle-end/39804
25509 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
25510 (fold_stmt): ... this and ...
25511 (fold_stmt_inplace): ... this.
25512 (fold_stmt_1): Fold references in calls and asms.
25513 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
25515 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25517 * tree-vrp.c (ssa_name_nonzero_p): Remove.
25518 * tree.h: Remove the prototype for ssa_name_nonzero_p.
25520 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25522 * tree.c (function_args_count): Remove.
25523 * tree.h: Remove the prototype for function_args_count.
25525 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25527 * tree-iterator.c (expr_only): Remove.
25528 * tree.h: Remove the prototype for expr_only.
25530 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25532 * reginfo.c (cannot_change_mode_set_regs): Remove.
25533 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
25535 2009-04-08 Anatoly Sokolov <aesok@post.ru>
25537 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
25538 whether operands 0 and 1 overlaps.
25540 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
25542 PR middle-end/36902
25543 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
25544 pointer. Use warning_at instead of warning.
25545 (search_for_addr_array): Likewise.
25546 (check_array_bounds): Likewise.
25547 (check_all_array_refs): Check that the incoming edge is not in the
25548 list of edges to be removed.
25549 (check_all_array_refs): Avoid the temporal pointer.
25550 (vrp_visit_cond_stmt): Fix typo.
25551 (simplify_switch_using_ranges): Handle the case where the switch
25552 index is an integer constant.
25554 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
25556 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
25558 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25560 * doc/extend.texi, doc/invoke.texi: Fix typos.
25562 2009-04-17 Cary Coutant <ccoutant@google.com>
25564 * tree-flow-inline.h (get_lineno): Fix inverted test.
25566 2009-04-17 Diego Novillo <dnovillo@google.com>
25568 * tree-ssa-pre.c (create_expression_by_pieces): Remove
25569 assertion for AVAIL_OUT.
25571 2009-04-17 Mike Frysinger <vapier@gentoo.org>
25574 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
25575 * config/sh/linux-atomic.asm: Likewise.
25577 2009-04-17 Diego Novillo <dnovillo@google.com>
25579 * except.c (debug_eh_tree): New.
25580 (struct eh_region, struct eh_status): Move ...
25581 * except.h: ... here.
25582 (add_type_for_runtime): Declare extern.
25583 (lookup_type_for_runtime): Likewise.
25584 (debug_eh_tree): Declare.
25585 * Makefile.in (GTFILES): List except.h before except.c
25587 2009-04-17 Diego Novillo <dnovillo@google.com>
25589 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
25590 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
25591 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
25592 (find_vars_r): ... here.
25593 * tree-flow.h (find_referenced_vars_in): Declare.
25594 * tree-ssa-pre.c (create_expression_by_pieces): Assert
25595 that AVAIL_OUT exists for BLOCK.
25596 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
25597 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
25598 (tree-parloops.o): Likewise.
25600 2009-04-17 Simon Baldwin <simonb@google.com>
25602 * toplev.c (default_tree_printer): Add handling for %E format.
25604 2009-04-17 Diego Novillo <dnovillo@google.com>
25606 * tree-pretty-print.c (dump_generic_node): Add break after
25607 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
25608 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
25609 FUNCTION_TYPE together. Call print_struct_decl when printing
25610 structures and TDF_SLIM is not given.
25611 (print_struct_decl): Fix logic for detecting recursion.
25613 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
25616 * gcc.c (create_at_file): New.
25617 (compile_input_file_p): New.
25618 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
25619 * main.c (main): Update call to toplev_main.
25620 * toplev.c (toplev_main): Change signature. Call expandargv.
25621 * toplev.h (toplev_main): Change signature.
25623 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
25625 * dwarf2out.c (field_byte_offset): Use the type size as the field size
25626 if the latter is not constant.
25628 2009-04-17 David Edelsohn <edelsohn@gnu.org>
25630 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
25632 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
25634 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
25635 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
25637 2009-04-17 Richard Guenther <rguenther@suse.de>
25639 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25640 Handle component references view-converting an invariant address.
25642 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
25644 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
25645 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
25646 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
25647 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
25648 Use @deftypevr rather than @deftypevar.
25650 2009-04-17 Richard Guenther <rguenther@suse.de>
25652 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
25653 (get_prop_source_stmt): Likewise.
25654 (can_propagate_from): Likewise.
25656 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
25658 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
25659 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
25660 (--with-multilib-list): Add default value.
25661 * configure: Regenerate.
25662 * Makefile.in (TM_ENDIAN_CONFIG): Define.
25663 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
25664 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
25665 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
25666 Don't add default cpu to multilib list unnecessarily, but do enable
25667 the relevant compiler option..
25668 Add support for --with-multilib-list=<blank> and
25669 --with-multilib-list=!<somelib> to supress unwanted multilibs.
25670 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
25671 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
25672 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
25673 TM_MULTILIB_CONFIG.
25674 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
25675 (MULTILIB_OSDIRNAMES): New variable.
25676 * config/sh/t-1e: Delete file.
25677 * config/sh/t-mlib-sh1: Delete file.
25678 * config/sh/t-mlib-sh2: Delete file.
25679 * config/sh/t-mlib-sh2a: Delete file.
25680 * config/sh/t-mlib-sh2a-nofpu: Delete file.
25681 * config/sh/t-mlib-sh2a-single: Delete file.
25682 * config/sh/t-mlib-sh2a-single-only: Delete file.
25683 * config/sh/t-mlib-sh2e: Delete file.
25684 * config/sh/t-mlib-sh3e: Delete file.
25685 * config/sh/t-mlib-sh4: Delete file.
25686 * config/sh/t-mlib-sh4-nofpu: Delete file.
25687 * config/sh/t-mlib-sh4-single: Delete file.
25688 * config/sh/t-mlib-sh4-single-only: Delete file.
25689 * config/sh/t-mlib-sh4a: Delete file.
25690 * config/sh/t-mlib-sh4a-nofpu: Delete file.
25691 * config/sh/t-mlib-sh4a-single: Delete file.
25692 * config/sh/t-mlib-sh4a-single-only: Delete file.
25693 * config/sh/t-mlib-sh4al: Delete file.
25694 * config/sh/t-mlib-sh5-32media: Delete file.
25695 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
25696 * config/sh/t-mlib-sh5-64media: Delete file.
25697 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
25698 * config/sh/t-mlib-sh5-compact: Delete file.
25699 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
25700 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
25701 * doc/install.texi (Options specification): Add
25702 --with-multilib-list and --with-endian.
25704 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
25706 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
25708 (OBJS-common): Add plugin-version.o.
25709 (plugin-version.o): New.
25710 * gcc-plugin.h (plugin_gcc_version): New.
25711 (plugin_default_version_check): New.
25712 (plugin_init_func, plugin_init): Add version argument.
25713 * plugin-version.c: New.
25714 * plugin.c (str_plugin_gcc_version_name): New.
25715 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
25716 pass it to the init function.
25717 (plugin_default_version_check): New.
25719 2009-04-17 Richard Guenther <rguenther@suse.de>
25721 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
25722 for decl-vs-decl disambiguation.
25724 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
25726 * config/s390/s390.h (s390_tune_attr): New macro definition.
25727 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
25729 2009-04-17 Richard Guenther <rguenther@suse.de>
25731 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
25732 (fold_stmt_r): Likewise.
25733 (maybe_fold_reference): New function.
25734 (fold_gimple_assign): Handle cases fold_stmt_r did.
25735 (fold_stmt): Do not use fold_stmt_r.
25736 (fold_stmt_inplace): Likewise.
25738 2009-04-17 Richard Guenther <rguenther@suse.de>
25740 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
25741 (record_equivalences_from_stmt): Remove useless checks and
25743 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
25744 the type is already suitable.
25746 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
25748 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
25750 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
25752 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
25753 (CMPtype): Define as __gcc_CMPtype.
25755 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
25757 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
25758 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
25760 2009-04-17 Richard Guenther <rguenther@suse.de>
25762 PR tree-optimization/39746
25763 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
25764 special-casing for builtins and static variable use/def.
25765 (call_may_clobber_ref_p_1): Likewise.
25767 2009-04-16 Ian Lance Taylor <iant@google.com>
25769 * df.h: Include "timevar.h".
25770 (struct df_problem): Change tv_id field to timevar_id_t.
25771 * tree-pass.h: Include "timevar.h".
25772 (struct opt_pass): Change tv_id field to timevar_id_t.
25773 * timevar.h (timevar_id_t): Define TV_NONE.
25774 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
25775 TV_NONE rather than tv_id != 0.
25776 (execute_one_pass): Likewise.
25777 * Makefile.in (DF_H): Add $(TIMEVAR_H).
25778 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
25779 dependencies to $(TREE_PASS_H).
25780 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
25782 (pass_branch_target_load_optimize2): Likewise.
25783 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
25784 (pass_outof_cfg_layout_mode): Likewise.
25785 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
25786 (pass_rebuild_cgraph_edges): Likewise.
25787 (pass_remove_cgraph_callee_edges): Likewise.
25788 * df-core.c (pass_df_initialize_opt): Likewise.
25789 (pass_df_initialize_no_opt): Likewise.
25790 (pass_df_finish): Likewise.
25791 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
25792 * except.c (pass_set_nothrow_function_flags): Likewise.
25793 (pass_convert_to_eh_region_ranges): Likewise.
25794 * final.c (pass_compute_alignments): Likewise.
25795 * function.c (pass_instantiate_virtual_regs): Likewise.
25796 (pass_init_function): Likewise.
25797 (pass_leaf_regs): Likewise.
25798 (pass_match_asm_constraints): Likewise.
25799 * gimple-low.c (pass_lower_cf): Likewise.
25800 (pass_mark_used_blocks): Likewise.
25801 * init-regs.c (pass_initialize_regs): Likewise.
25802 * integrate.c (pass_initial_value_sets): Likewise.
25803 * ira.c (pass_ira): Likewise.
25804 * jump.c (pass_cleanup_barriers): Likewise.
25805 * omp-low.c (pass_expand_omp): Likewise.
25806 (pass_lower_omp): Likewise.
25807 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
25808 * recog.c (pass_split_all_insns): Likewise.
25809 (pass_split_after_reload): Likewise.
25810 (pass_split_before_regstack): Likewise.
25811 (pass_split_before_sched2): Likewise.
25812 (pass_split_for_shorten_branches): Likewise.
25813 * reginfo.c (pass_reginfo_init): Likewise.
25814 (pass_subregs_of_mode_init): Likewise.
25815 (pass_subregs_of_mode_finish): Likewise.
25816 * passes.c (pass_postreload): Likewise.
25817 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
25818 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
25819 (pass_warn_function_return): Likewise.
25820 (pass_warn_function_noreturn): Likewise.
25821 * tree-complex.c (pass_lower_complex): Likewise.
25822 (pass_lower_complex_O0): Likewise.
25823 * tree-if-conv.c (pass_if_conversion): Likewise.
25824 * tree-into-ssa.c (pass_build_ssa): Likewise.
25825 * tree-mudflap.c (pass_mudflap_1): Likewise.
25826 (pass_mudflap_2): Likewise.
25827 * tree-nomudflap.c (pass_mudflap_1): Likewise.
25828 (pass_mudflap_2): Likewise.
25829 * tree-nrv.c (pass_return_slot): Likewise.
25830 * tree-object-size.c (pass_object_sizes): Likewise.
25831 * tree-optimize.c (pass_all_optimizations): Likewise.
25832 (pass_early_local_passes): Likewise.
25833 (pass_all_early_optimizations): Likewise.
25834 (pass_cleanup_cfg): Likewise.
25835 (pass_cleanup_cfg_post_optimizing): Likewise.
25836 (pass_free_datastructures): Likewise.
25837 (pass_free_cfg_annotations): Likewise.
25838 (pass_fixup_cfg): Likewise.
25839 (pass_init_datastructures): Likewise.
25840 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
25841 (pass_late_warn_uninitialized): Likewise.
25842 (pass_update_address_taken): Likewise.
25843 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
25844 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
25845 (pass_cse_sincos): Likewise.
25846 (pass_convert_to_rsqrt): Likewise.
25847 * tree-ssa-structalias.c (pass_build_alias): Likewise.
25848 * tree-stdarg.c (pass_stdarg): Likewise.
25849 * tree-tailcall.c (pass_tail_recursion): Likewise.
25850 (pass_tail_calls): Likewise.
25851 * tree-vect-generic.c (pass_lower_vector): Likewise.
25852 (pass_lower_vector_ssa): Likewise.
25853 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
25855 2009-04-16 Joseph Myers <joseph@codesourcery.com>
25857 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
25859 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
25861 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
25862 logical and signext.
25864 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
25867 * config/sh/predicates.md (arith_operand): Check if the operand
25868 of TRUNCATE is a REG.
25870 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25872 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
25873 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
25875 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25877 * tree-iterator.c (tsi_split_statement_list_after,
25878 tsi_split_statement_list_before): Remove.
25879 * tree-iterator.h: Remove the prototypes for
25880 tsi_split_statement_list_after and tsi_split_statement_list_before.
25882 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25884 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
25885 * tree-ssa-propagate.h: Remove the prototype for
25886 stmt_makes_single_load.
25888 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25890 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
25891 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
25893 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25895 * tree-iterator.c (EXPR_LAST_BODY): Remove.
25897 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25899 * except.c (eh_region_outer_p): Remove.
25900 * except.h: Remove the prototype for eh_region_outer_p.
25902 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25904 * function.c (current_function_assembler_name): Remove.
25905 * function.h: Remove the prototype for
25906 current_function_assembler_name.
25908 2009-04-16 Ian Lance Taylor <iant@google.com>
25910 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
25911 (add_reg_note): Call alloc_reg_note.
25912 * rtl.h (alloc_reg_note): Declare.
25913 * combine.c (try_combine): Use alloc_reg_note.
25914 (recog_for_combine, move_deaths): Likewise.
25915 (distribute_notes): Use alloc_reg_note and add_reg_note.
25916 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
25917 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
25918 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
25920 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
25922 PR rtl-optimization/39762
25923 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
25924 ira_may_move_out_cost): Add comments about way of their usage.
25925 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
25927 * ira-conflicts.c (process_regs_for_copy): Use function
25928 ira_get_register_move_cost instead of global
25929 ira_register_move_cost.
25931 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
25932 color_pass, move_spill_restore, update_curr_costs): Ditto.
25934 * ira-lives.c (process_single_reg_class_operands): Ditto.
25936 * ira-emit.c (emit_move_list): Ditto.
25938 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
25939 (record_reg_classes): Ditto. Use functions
25940 ira_get_register_move_cost and ira_get_may_move_cost instead of
25941 global vars ira_register_move_cost, ira_may_move_out_cost and
25942 ira_may_move_in_cost.
25943 (record_address_regs): Don't call ira_init_register_move_cost.
25944 Use function ira_get_may_move_cost instead of global
25945 ira_may_move_in_cost.
25946 (process_bb_node_for_hard_reg_moves): Use function
25947 ira_get_register_move_cost instead of global ira_register_move_cost.
25948 (ira_costs): Don't call ira_init_register_move_cost.
25950 2009-04-16 Richard Guenther <rguenther@suse.de>
25952 * tree-cfg.c (verify_gimple_assign_binary):
25953 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
25954 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
25955 (create_general_new_stmt): Note that this function is broken.
25957 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25959 * common.opt (fhelp): Add Var(help_flag).
25960 * gcc-plugin.h (plugin_info): Add help.
25961 * plugin.c (plugin_name_args): Add help.
25962 (register_plugin_info): Set plugin->help.
25963 (print_help_one_plugin): New.
25964 (print_plugins_help): New.
25965 * plugin.h (print_plugins_help): New.
25966 * toplev.c (toplev_main): Call print_plugins_help if needed.
25968 2009-04-16 Richard Guenther <rguenther@suse.de>
25970 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
25971 (gimple_ior_addresses_taken_1): New function.
25972 (gimple_ior_addresses_taken): Likewise.
25973 * gimple.h (struct gimple_statement_with_ops_base): Remove
25974 addresses_taken member.
25975 (gimple_ior_addresses_taken): Declare.
25976 (gimple_addresses_taken, gimple_addresses_taken_ptr,
25977 gimple_set_addresses_taken): Remove.
25978 * ipa-reference.c (mark_address): New function.
25979 (scan_stmt_for_static_refs): Use it for marking addresses taken.
25980 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
25981 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
25982 (gimple_add_to_addresses_taken): Remove.
25983 (get_tmr_operands): Call mark_address_taken.
25984 (get_asm_expr_operands): Likewise.
25985 (get_expr_operands): Likewise.
25986 (build_ssa_operands): Do not clear the addresses_taken bitmap.
25987 (free_stmt_operands): Do not free it.
25988 * tree-ssa.c (delete_tree_ssa): Likewise.
25989 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
25991 2009-04-16 Richard Guenther <rguenther@suse.de>
25993 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
25994 (walk_stmt_load_store_ops): Likewise.
25995 * gimple.c (get_base_loadstore): New function.
25996 (walk_stmt_load_store_addr_ops): Likewise.
25997 (walk_stmt_load_store_ops): Likewise.
25998 * ipa-pure-const.c (check_op): Simplify.
25999 (check_load, check_store): New functions.
26000 (check_stmt): Use walk_stmt_load_store_ops.
26001 * ipa-reference.c (mark_load): Adjust signature.
26002 (mark_store): Likewise.
26003 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
26005 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
26007 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
26008 (plugin_info): New.
26009 * opts.c (common_handle_option): Don't call print_version.
26010 * plugin.c (plugin_name_args): Add version.
26011 (register_plugin_info): New.
26012 (register_callback): Handle PLUGIN_INFO.
26013 (try_init_one_plugin): New.
26014 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
26016 (finalize_one_plugin): New.
26017 (finalize_plugins): New.
26018 (print_one_plugin): New.
26019 (print_plugins_versions): New.
26020 * plugin.h (print_plugins_versions): New.
26021 (finalize_plugins): New.
26022 * toplev.c (compile_file): Don't call initialize_plugins.
26023 (print_version): Call print_plugins_versions.
26024 (toplev_main): Call initialize_plugins. Print version if needed.
26025 Call finalize_plugins.
26027 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
26029 * common.opt (fversion): New.
26030 * gcc.c (print_version): New.
26031 (process_command): Don't print the version. Just set print_version.
26032 (main): Print version. Call subprocesses if print_version and
26033 verbose_flag are set.
26034 * opts.c (common_handle_option): Handle OPT_fversion.
26036 2009-04-16 Richard Guenther <rguenther@suse.de>
26037 Ira Rosen <irar@il.ibm.com>
26039 PR tree-optimization/39698
26040 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
26041 type of the reduction variable. Only generate the def if
26044 * omp-low.c (expand_omp_for_generic): When converting to a pointer
26045 make sure to first convert to an integer of the same precision.
26046 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
26047 the type of the evolution correctly in computing the new
26048 induction variable base.
26050 2009-04-16 Richard Guenther <rguenther@suse.de>
26052 PR middle-end/39625
26053 * tree-cfg.c (make_blocks): Split statements with to-be
26054 abnormal SSA names on the lhs.
26056 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
26058 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
26059 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
26060 * c-typeck.c (really_start_incremental_init): Likewise.
26061 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
26062 (TARGET_INITIALIZER): Remove it.
26063 * target.h (struct target): Remove vector_opaque_p.
26064 * tree.c (build_opaque_vector_type): New.
26065 * tree.h (TYPE_VECTOR_OPAQUE): New.
26066 (build_opaque_vector_type): Declare.
26067 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
26068 * config/rs6000/rs6000.c (build_opaque_vector_type,
26069 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
26070 (rs6000_init_builtins): Use build_opaque_vector_type for
26071 opaque_V4SI_type_node.
26073 2009-04-15 Catherine Moore <clm@codesourcery.com>
26075 * debug.h (set_name): Declare.
26076 * dwarf2out.c (dwarf2out_set_name): Declare.
26077 (dwarf2_debug_hooks): Add set_name.
26078 (find_AT_string): New.
26079 (add_AT_string): Call find_AT_string.
26080 (dwarf2out_set_name): New.
26081 * cp/decl.c (grokdeclarator): Call set_name.
26082 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
26083 * debug.c (do_nothing_debug_hooks): Likewise.
26084 * dbxout.c (dbx_debug_hooks): Likewise.
26085 * sdbout.c (sdb_debug_hooks): Likewise.
26087 2009-04-15 Michael Eager <eager@eagercon.com>
26089 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
26090 reg for single-precision FPU.
26091 * config/rs6000/rs6000.md (movsi_internal1): Only for
26092 !TARGET_SINGLE_FPU.
26093 (movsi_internal1_single): New. Add pattern to move SI values to/from
26094 single-precision FP regs.
26096 2009-04-15 Richard Guenther <rguenther@suse.de>
26098 * omp-low.c (lower_rec_input_clauses): Build correct address
26100 (expand_omp_for_generic): Fix multiplication type.
26101 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
26102 (generate_memset_zero): Fix types.
26103 * tree-profile.c (prepare_instrumented_value): Correctly
26106 2009-04-15 Ian Lance Taylor <iant@google.com>
26108 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
26109 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
26110 for -Wall and for -Wc++-compat.
26111 (c_common_post_options): For C++, set warn_enum_compare if not
26113 * c-tree.h (struct c_expr): Add field original_type.
26114 (build_external_ref): Update declaration.
26115 * c-parser.c (c_parser_braced_init): Set original_type.
26116 (c_parser_initelt): Likewise.
26117 (c_parser_expr_no_commas): Likewise.
26118 (c_parser_conditional_expression): Likewise.
26119 (c_parser_cast_expression): Likewise.
26120 (c_parser_unary_expression): Likewise. Pull setting of
26121 original_code to top of function.
26122 (c_parser_sizeof_expression): Set original_type.
26123 (c_parser_alignof_expression): Likewise.
26124 (c_parser_postfix_expression): Likewise. Pull setting of
26125 original_code to top of function.
26126 (c_parser_postfix_expression_after_paren_type): Set original_type.
26127 (c_parser_postfix_expression_after_primary): Likewise.
26128 (c_parser_expression): Likewise.
26129 * c-typeck.c (build_external_ref): Add type parameter. Change all
26131 (c_expr_sizeof_expr): Set original_type field.
26132 (parser_build_unary_op): Likewise.
26133 (parser_build_binary_op): Likewise. Optionally warn about
26134 comparisons of enums of different types.
26135 (digest_init): Set original_type field.
26136 (really_start_incremental_init): Likewise.
26137 (push_init_level, pop_init_level): Likewise.
26138 * doc/invoke.texi (Warning Options): -Wenum-compare now
26141 2009-04-15 Richard Guenther <rguenther@suse.de>
26143 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
26144 out a necessary conversion.
26145 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
26146 names we didn't value number.
26147 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
26149 2009-04-15 Richard Guenther <rguenther@suse.de>
26151 PR tree-optimization/39764
26152 * tree-ssa-ccp.c (get_value): Canonicalize value with
26153 canonicalize_float_value.
26155 2009-04-15 Jan Hubicka <jh@suse.cz>
26157 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
26158 Wrong version of patch.
26160 2009-04-15 Jan Hubicka <jh@suse.cz>
26162 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
26164 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
26166 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
26167 our distinct integral and vector types.
26169 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
26171 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
26172 * init.c (build_vtbl_address): Remove call to assemble_external.
26174 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
26176 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
26177 output for other floating point modes.
26179 2009-04-14 Diego Novillo <dnovillo@google.com>
26181 * diagnostic.c (diagnostic_report_diagnostic): Do not
26182 warn about loaded plugins for DK_ERROR and DK_WARNING.
26183 * c-decl.c (declspecs_add_type): Move call to
26184 invoke_plugin_callbacks ...
26185 * c-parser.c (c_parser_declspecs): ... here.
26186 * plugin.c (dump_active_plugins): Tidy output.
26188 2009-04-14 Diego Novillo <dnovillo@google.com>
26189 Le-Chun Wu <lcwu@google.com>
26191 * configure.ac: Add --enable-plugin support.
26192 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
26193 * Makefile.in (PLUGIN_H): Define.
26194 Export ENABLE_PLUGIN and GMPINC to site.exp.
26195 Add PLUGINLIBS to link command.
26196 Add/modify dependencies for plugin.o and files including plugin.h.
26198 * config.in: Regenerate.
26200 * opts.c (common_handle_option): Handle OPT_fplugin_ and
26203 2009-04-14 Le-Chun Wu <lcwu@google.com>
26205 * tree-pass.h (register_one_dump_file): Add a prototype for
26206 register_one_dump_file.
26207 * toplev.c (compile_file): Call initialize_plugins.
26208 (do_compile): Call invoke_plugin_callbacks.
26209 (toplev_main): Call invoke_plugin_callbacks.
26210 * common.opt: Add -fplugin= and -fplugin-arg-.
26211 * gcc-plugin.h: New public header file for plugins to include.
26212 * plugin.c: New source file.
26213 * plugin.h: New internal header file.
26214 * passes.c (register_one_dump_file): Make it external.
26216 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
26218 2009-04-14 Diego Novillo <dnovillo@google.com>
26220 * doc/plugins.texi: New.
26221 * doc/gccint.texi: Add reference to Plugins chapter.
26222 * doc/invoke.texi: Document -fplugin and -fplugin-arg
26223 * diagnostic.c (diagnostic_report_diagnostic): Warn about
26224 loaded plugins, if any.
26225 * timevar.def (TV_PLUGIN_INIT): Define.
26226 (TV_PLUGIN_RUN): Define.
26227 * plugin.c: Include timevar.h
26228 (plugins_active_p): New.
26229 (dump_active_plugins): New.
26230 (debug_active_plugins): New.
26232 2009-04-14 Joseph Myers <joseph@codesourcery.com>
26234 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
26236 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
26238 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
26240 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
26241 the same as a minus without a shift.
26243 2009-04-14 Nick Clifton <nickc@redhat.com>
26245 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
26246 comparisons with small integers will always produce a short
26249 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
26252 2008-12-19 Diego Novillo <dnovillo@google.com>
26254 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
26256 2009-04-14 Richard Guenther <rguenther@suse.de>
26258 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
26260 (verify_gimple_assign_binary): Likewise. Handle shifts and
26262 (verify_gimple_phi): Print the mismatched argument position.
26263 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
26265 (vect_update_init_of_dr): Likewise.
26266 * matrix-reorg.c (transform_access_sites): Do what the
26268 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
26270 2009-04-13 Michael Eager <eager@eagercon.com>
26272 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
26273 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
26274 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
26275 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
26276 remove duplicate config
26278 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
26280 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
26281 file_name:line_number type locator of the call site.
26283 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
26285 * genautomata.c: Put blank after comma.
26286 (automaton_decls): New.
26287 (struct unit_usage): Add comments to member next.
26288 (store_alt_unit_usage): Keep the list ordered.
26289 (unit_present_on_list_p, equal_alternatives_p): New.
26290 (check_regexp_units_distribution): Check units distribution
26291 correctness correctly.
26292 (main): Don't write automata if error is found. Return correct
26295 * config/m68k/cf.md (cfv4_ds): Remove.
26296 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
26297 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
26299 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
26300 power4-load-ext, power4-store, power4-store-update,
26301 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
26302 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
26303 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
26304 power4-sqrt, power4-isync): Modify reservation to make correct
26305 unit distribution to automata.
26307 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
26308 power5-store-update, power5-two, power5-three, power5-lmul,
26309 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
26311 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
26313 * except.c (pass_set_nothrow_function_flags): Set name and add
26315 (set_nothrow_function_flags): Mention in the dump file when
26316 changing a function to nothrow.
26318 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
26321 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
26322 instead of unsigned long.
26324 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26326 * config/arm/arm.c (return_used_this_function): Remove.
26327 (arm_output_function_prologue): Remove use of
26328 return_used_this_function.
26329 (output_return_instruction): Replace use of
26330 return_used_this_function
26331 by cfun->machine->return_used_this_function.
26332 (arm_output_epilogue): Likewise.
26333 (arm_output_function_epilogue): Likewise.
26334 (thumb_unexpanded_epilogue): Likewise.
26335 * config/arm/arm.h (struct machine_function):
26336 New member return_used_this_function.
26338 2009-04-12 Mark Mitchell <mark@codesourcery.com>
26340 * doc/install.texi: Correct description of default directory for
26341 --with-gxx-include-dir.
26343 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
26345 * fold-const.c (build_range_check): Properly deal with enumeral and
26346 boolean base types.
26348 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
26350 * doc/invoke.texi (max_gcse_passes): Remove documentation.
26351 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
26352 * params.h (MAX_GCSE_PASSES): Remove.
26353 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
26354 in sequence. Remove ability to run multiple passes.
26355 (bypass_jumps): Report run as third CPROP pass.
26357 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
26359 PR middle-end/39651
26360 * except.c (can_throw_external): Look at each insn in a SEQUENCE
26361 when deciding whether the whole SEQUENCE can throw.
26363 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
26366 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
26367 offseted label references.
26369 2009-04-11 Jan Hubicka <jh@suse.cz>
26371 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
26373 2009-04-11 Richard Guenther <rguenther@suse.de>
26375 PR middle-end/39732
26376 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
26377 return variables as TREE_ADDRESSABLE.
26379 2009-04-11 Richard Guenther <rguenther@suse.de>
26381 PR tree-optimization/39713
26382 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
26383 reference trees have SSA_NAME operands.
26385 2009-04-11 Richard Guenther <rguenther@suse.de>
26388 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
26389 address expressions.
26391 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
26393 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
26394 match changes in Cygwin 1.7
26395 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
26396 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
26398 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
26400 PR tree-optimization/39701
26401 * doc/invoke.texi (Optimization Options): Document change in
26402 meaning and initialization of -fdelete-null-pointer-checks.
26404 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
26406 PR middle-end/39701
26407 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
26409 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
26412 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
26414 2009-04-10 Chao-ying Fu <fu@mips.com>
26416 * doc/tm.texi (Instruction Output): Document
26417 TARGET_ASM_FINAL_POSTSCAN_INSN.
26418 * target.h (final_postscan_insn): New field in asm_out.
26419 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
26420 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
26421 * final.c (final_scan_insn): Call
26422 targetm.asm_out.final_postscan_insn after outputting
26423 an asm macro and a normal instruction.
26425 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
26426 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
26427 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
26428 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
26429 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
26431 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
26433 PR middle-end/39701
26434 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
26435 variables as non-NULL even with -fdelete-null-pointer-checks.
26437 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
26439 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
26441 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
26444 * config/i386/i386.c (classify_argument): Handle SCmode with
26445 (bit_offset % 64) != 0.
26447 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
26449 * doc/invoke.texi (Optimize Options): Add cross-reference to
26450 -Q --help=optimizers examples.
26452 2009-04-10 Ben Elliston <bje@au.ibm.com>
26455 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
26456 regalign for the reg == fpr and TDmode case.
26458 2009-04-09 David Ayers <ayers@fsfe.org>
26461 * objc/objc-act.c (warn_with_method): Remove helper function.
26462 (check_duplicates): Call warning and inform directly.
26463 (really_start_method): Likewise.
26465 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
26467 * expmed.c (expand_divmod): Always use a comparison for a division
26468 by a large unsigned integer.
26470 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
26471 for things others than variables or functions as nonzero.
26473 2009-04-09 Nick Clifton <nickc@redhat.com>
26475 * unwind-compat.c: Change copyright header to refer to version
26476 3 of the GNU General Public License with version 3.1 of the
26477 GCC Runtime Library Exception and to point readers at the
26478 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
26479 * config/alpha/crtfastmath.c: Likewise.
26480 * config/alpha/linux-unwind.h: Likewise.
26481 * config/alpha/qrnnd.asm: Likewise.
26482 * config/alpha/vms-crt0-64.c: Likewise.
26483 * config/alpha/vms-crt0.c: Likewise.
26484 * config/alpha/vms-dwarf2.asm: Likewise.
26485 * config/alpha/vms-dwarf2eh.asm: Likewise.
26486 * config/alpha/vms-psxcrt0-64.c: Likewise.
26487 * config/alpha/vms-psxcrt0.c: Likewise.
26488 * config/alpha/vms_tramp.asm: Likewise.
26489 * config/arc/initfini.c: Likewise.
26490 * config/arc/lib1funcs.asm: Likewise.
26491 * config/arm/bpabi-v6m.S: Likewise.
26492 * config/arm/bpabi.S: Likewise.
26493 * config/arm/bpabi.c: Likewise.
26494 * config/arm/crti.asm: Likewise.
26495 * config/arm/crtn.asm: Likewise.
26496 * config/arm/ieee754-df.S: Likewise.
26497 * config/arm/ieee754-sf.S: Likewise.
26498 * config/arm/lib1funcs.asm: Likewise.
26499 * config/arm/libunwind.S: Likewise.
26500 * config/arm/linux-atomic.c: Likewise.
26501 * config/arm/mmintrin.h: Likewise.
26502 * config/arm/pr-support.c: Likewise.
26503 * config/arm/unaligned-funcs.c: Likewise.
26504 * config/arm/unwind-arm.c: Likewise.
26505 * config/arm/unwind-arm.h: Likewise.
26506 * config/avr/libgcc.S: Likewise.
26507 * config/bfin/crti.s: Likewise.
26508 * config/bfin/crtlibid.s: Likewise.
26509 * config/bfin/crtn.s: Likewise.
26510 * config/bfin/lib1funcs.asm: Likewise.
26511 * config/bfin/linux-unwind.h: Likewise.
26512 * config/cris/arit.c: Likewise.
26513 * config/cris/cris_abi_symbol.c: Likewise.
26514 * config/darwin-64.c: Likewise.
26515 * config/darwin-crt2.c: Likewise.
26516 * config/darwin-crt3.c: Likewise.
26517 * config/darwin.h: Likewise.
26518 * config/dbxelf.h: Likewise.
26519 * config/dfp-bit.c: Likewise.
26520 * config/dfp-bit.h: Likewise.
26521 * config/elfos.h: Likewise.
26522 * config/fixed-bit.c: Likewise.
26523 * config/fixed-bit.h: Likewise.
26524 * config/fp-bit.c: Likewise.
26525 * config/fp-bit.h: Likewise.
26526 * config/fr30/crti.asm: Likewise.
26527 * config/fr30/crtn.asm: Likewise.
26528 * config/fr30/lib1funcs.asm: Likewise.
26529 * config/freebsd-spec.h: Likewise.
26530 * config/frv/cmovd.c: Likewise.
26531 * config/frv/cmovh.c: Likewise.
26532 * config/frv/cmovw.c: Likewise.
26533 * config/frv/frvbegin.c: Likewise.
26534 * config/frv/frvend.c: Likewise.
26535 * config/frv/lib1funcs.asm: Likewise.
26536 * config/glibc-stdint.h: Likewise.
26537 * config/h8300/clzhi2.c: Likewise.
26538 * config/h8300/crti.asm: Likewise.
26539 * config/h8300/crtn.asm: Likewise.
26540 * config/h8300/ctzhi2.c: Likewise.
26541 * config/h8300/fixunssfsi.c: Likewise.
26542 * config/h8300/lib1funcs.asm: Likewise.
26543 * config/h8300/parityhi2.c: Likewise.
26544 * config/h8300/popcounthi2.c: Likewise.
26545 * config/i386/ammintrin.h: Likewise.
26546 * config/i386/att.h: Likewise.
26547 * config/i386/avxintrin.h: Likewise.
26548 * config/i386/biarch64.h: Likewise.
26549 * config/i386/bmmintrin.h: Likewise.
26550 * config/i386/cpuid.h: Likewise.
26551 * config/i386/cross-stdarg.h: Likewise.
26552 * config/i386/crtfastmath.c: Likewise.
26553 * config/i386/crtprec.c: Likewise.
26554 * config/i386/cygming-crtbegin.c: Likewise.
26555 * config/i386/cygming-crtend.c: Likewise.
26556 * config/i386/cygwin.asm: Likewise.
26557 * config/i386/emmintrin.h: Likewise.
26558 * config/i386/gmm_malloc.h: Likewise.
26559 * config/i386/gthr-win32.c: Likewise.
26560 * config/i386/i386.h: Likewise.
26561 * config/i386/immintrin.h: Likewise.
26562 * config/i386/linux-unwind.h: Likewise.
26563 * config/i386/linux64.h: Likewise.
26564 * config/i386/mm3dnow.h: Likewise.
26565 * config/i386/mmintrin-common.h: Likewise.
26566 * config/i386/mmintrin.h: Likewise.
26567 * config/i386/nmmintrin.h: Likewise.
26568 * config/i386/pmm_malloc.h: Likewise.
26569 * config/i386/pmmintrin.h: Likewise.
26570 * config/i386/smmintrin.h: Likewise.
26571 * config/i386/sol2-c1.asm: Likewise.
26572 * config/i386/sol2-ci.asm: Likewise.
26573 * config/i386/sol2-cn.asm: Likewise.
26574 * config/i386/sol2-gc1.asm: Likewise.
26575 * config/i386/tmmintrin.h: Likewise.
26576 * config/i386/unix.h: Likewise.
26577 * config/i386/w32-unwind.h: Likewise.
26578 * config/i386/wmmintrin.h: Likewise.
26579 * config/i386/x86-64.h: Likewise.
26580 * config/i386/x86intrin.h: Likewise.
26581 * config/i386/xmmintrin.h: Likewise.
26582 * config/ia64/crtbegin.asm: Likewise.
26583 * config/ia64/crtend.asm: Likewise.
26584 * config/ia64/crtfastmath.c: Likewise.
26585 * config/ia64/crti.asm: Likewise.
26586 * config/ia64/crtn.asm: Likewise.
26587 * config/ia64/fde-glibc.c: Likewise.
26588 * config/ia64/lib1funcs.asm: Likewise.
26589 * config/ia64/linux-unwind.h: Likewise.
26590 * config/ia64/quadlib.c: Likewise.
26591 * config/ia64/unwind-ia64.c: Likewise.
26592 * config/linux.h: Likewise.
26593 * config/m32c/m32c-lib1.S: Likewise.
26594 * config/m32c/m32c-lib2-trapv.c: Likewise.
26595 * config/m32c/m32c-lib2.c: Likewise.
26596 * config/m32r/initfini.c: Likewise.
26597 * config/m68hc11/larith.asm: Likewise.
26598 * config/m68hc11/m68hc11-crt0.S: Likewise.
26599 * config/m68k/cf.md: Likewise.
26600 * config/m68k/crti.s: Likewise.
26601 * config/m68k/crtn.s: Likewise.
26602 * config/m68k/lb1sf68.asm: Likewise.
26603 * config/m68k/linux-unwind.h: Likewise.
26604 * config/mcore/crti.asm: Likewise.
26605 * config/mcore/crtn.asm: Likewise.
26606 * config/mcore/lib1.asm: Likewise.
26607 * config/mips/linux-unwind.h: Likewise.
26608 * config/mips/loongson.h: Likewise.
26609 * config/mips/mips16.S: Likewise.
26610 * config/mmix/crti.asm: Likewise.
26611 * config/mmix/crtn.asm: Likewise.
26612 * config/pa/fptr.c: Likewise.
26613 * config/pa/hpux-unwind.h: Likewise.
26614 * config/pa/lib2funcs.asm: Likewise.
26615 * config/pa/linux-atomic.c: Likewise.
26616 * config/pa/linux-unwind.h: Likewise.
26617 * config/pa/milli64.S: Likewise.
26618 * config/pa/quadlib.c: Likewise.
26619 * config/pa/stublib.c: Likewise.
26620 * config/picochip/libgccExtras/adddi3.asm: Likewise.
26621 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
26622 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
26623 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
26624 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
26625 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
26626 * config/picochip/libgccExtras/divmod15.asm: Likewise.
26627 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
26628 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
26629 * config/picochip/libgccExtras/longjmp.asm: Likewise.
26630 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
26631 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
26632 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
26633 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
26634 * config/picochip/libgccExtras/setjmp.asm: Likewise.
26635 * config/picochip/libgccExtras/subdi3.asm: Likewise.
26636 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
26637 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
26638 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
26639 * config/rs6000/750cl.h: Likewise.
26640 * config/rs6000/altivec.h: Likewise.
26641 * config/rs6000/biarch64.h: Likewise.
26642 * config/rs6000/crtresfpr.asm: Likewise.
26643 * config/rs6000/crtresgpr.asm: Likewise.
26644 * config/rs6000/crtresxfpr.asm: Likewise.
26645 * config/rs6000/crtresxgpr.asm: Likewise.
26646 * config/rs6000/crtsavfpr.asm: Likewise.
26647 * config/rs6000/crtsavgpr.asm: Likewise.
26648 * config/rs6000/darwin-asm.h: Likewise.
26649 * config/rs6000/darwin-fallback.c: Likewise.
26650 * config/rs6000/darwin-fpsave.asm: Likewise.
26651 * config/rs6000/darwin-ldouble.c: Likewise.
26652 * config/rs6000/darwin-tramp.asm: Likewise.
26653 * config/rs6000/darwin-unwind.h: Likewise.
26654 * config/rs6000/darwin-vecsave.asm: Likewise.
26655 * config/rs6000/darwin-world.asm: Likewise.
26656 * config/rs6000/e500crtres32gpr.asm: Likewise.
26657 * config/rs6000/e500crtres64gpr.asm: Likewise.
26658 * config/rs6000/e500crtres64gprctr.asm: Likewise.
26659 * config/rs6000/e500crtrest32gpr.asm: Likewise.
26660 * config/rs6000/e500crtrest64gpr.asm: Likewise.
26661 * config/rs6000/e500crtresx32gpr.asm: Likewise.
26662 * config/rs6000/e500crtresx64gpr.asm: Likewise.
26663 * config/rs6000/e500crtsav32gpr.asm: Likewise.
26664 * config/rs6000/e500crtsav64gpr.asm: Likewise.
26665 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
26666 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
26667 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
26668 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
26669 * config/rs6000/eabi-ci.asm: Likewise.
26670 * config/rs6000/eabi-cn.asm: Likewise.
26671 * config/rs6000/eabi.asm: Likewise.
26672 * config/rs6000/linux-unwind.h: Likewise.
26673 * config/rs6000/linux64.h: Likewise.
26674 * config/rs6000/paired.h: Likewise.
26675 * config/rs6000/paired.md: Likewise.
26676 * config/rs6000/ppc64-fp.c: Likewise.
26677 * config/rs6000/ppu_intrinsics.h: Likewise.
26678 * config/rs6000/rs6000.h: Likewise.
26679 * config/rs6000/si2vmx.h: Likewise.
26680 * config/rs6000/sol-ci.asm: Likewise.
26681 * config/rs6000/sol-cn.asm: Likewise.
26682 * config/rs6000/spe.h: Likewise.
26683 * config/rs6000/spu2vmx.h: Likewise.
26684 * config/rs6000/sysv4.h: Likewise.
26685 * config/rs6000/tramp.asm: Likewise.
26686 * config/rs6000/vec_types.h: Likewise.
26687 * config/s390/linux-unwind.h: Likewise.
26688 * config/s390/tpf-unwind.h: Likewise.
26689 * config/score/crti.asm: Likewise.
26690 * config/score/crtn.asm: Likewise.
26691 * config/sh/crt1.asm: Likewise.
26692 * config/sh/crti.asm: Likewise.
26693 * config/sh/crtn.asm: Likewise.
26694 * config/sh/divtab-sh4-300.c: Likewise.
26695 * config/sh/divtab-sh4.c: Likewise.
26696 * config/sh/divtab.c: Likewise.
26697 * config/sh/lib1funcs-4-300.asm: Likewise.
26698 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
26699 * config/sh/lib1funcs.asm: Likewise.
26700 * config/sh/lib1funcs.h: Likewise.
26701 * config/sh/linux-atomic.asm: Likewise.
26702 * config/sh/linux-unwind.h: Likewise.
26703 * config/sh/shmedia.h: Likewise.
26704 * config/sh/sshmedia.h: Likewise.
26705 * config/sh/ushmedia.h: Likewise.
26706 * config/sparc/crtfastmath.c: Likewise.
26707 * config/sparc/linux-unwind.h: Likewise.
26708 * config/sparc/sol2-c1.asm: Likewise.
26709 * config/sparc/sol2-ci.asm: Likewise.
26710 * config/sparc/sol2-cn.asm: Likewise.
26711 * config/spu/divmodti4.c: Likewise.
26712 * config/spu/divv2df3.c: Likewise.
26713 * config/spu/float_disf.c: Likewise.
26714 * config/spu/float_unsdidf.c: Likewise.
26715 * config/spu/float_unsdisf.c: Likewise.
26716 * config/spu/float_unssidf.c: Likewise.
26717 * config/spu/mfc_multi_tag_release.c: Likewise.
26718 * config/spu/mfc_multi_tag_reserve.c: Likewise.
26719 * config/spu/mfc_tag_release.c: Likewise.
26720 * config/spu/mfc_tag_reserve.c: Likewise.
26721 * config/spu/mfc_tag_table.c: Likewise.
26722 * config/spu/multi3.c: Likewise.
26723 * config/spu/spu_internals.h: Likewise.
26724 * config/spu/spu_intrinsics.h: Likewise.
26725 * config/spu/spu_mfcio.h: Likewise.
26726 * config/spu/vec_types.h: Likewise.
26727 * config/spu/vmx2spu.h: Likewise.
26728 * config/stormy16/stormy16-lib2.c: Likewise.
26729 * config/svr4.h: Likewise.
26730 * config/sync.c: Likewise.
26731 * config/v850/lib1funcs.asm: Likewise.
26732 * config/vxlib-tls.c: Likewise.
26733 * config/vxlib.c: Likewise.
26734 * config/vxworks-dummy.h: Likewise.
26735 * config/xtensa/crti.asm: Likewise.
26736 * config/xtensa/crtn.asm: Likewise.
26737 * config/xtensa/ieee754-df.S: Likewise.
26738 * config/xtensa/ieee754-sf.S: Likewise.
26739 * config/xtensa/lib1funcs.asm: Likewise.
26740 * config/xtensa/lib2funcs.S: Likewise.
26741 * config/xtensa/linux-unwind.h: Likewise.
26742 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
26743 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
26744 * coretypes.h: Likewise.
26745 * crtstuff.c: Likewise.
26746 * defaults.h: Likewise.
26747 * dwarf2.h: Likewise.
26748 * emutls.c: Likewise.
26749 * gbl-ctors.h: Likewise.
26750 * gcov-io.h: Likewise.
26751 * ginclude/float.h: Likewise.
26752 * ginclude/iso646.h: Likewise.
26753 * ginclude/stdarg.h: Likewise.
26754 * ginclude/stdbool.h: Likewise.
26755 * ginclude/stddef.h: Likewise.
26756 * ginclude/stdfix.h: Likewise.
26757 * ginclude/stdint-gcc.h: Likewise.
26758 * ginclude/tgmath.h: Likewise.
26759 * gthr-aix.h: Likewise.
26760 * gthr-dce.h: Likewise.
26761 * gthr-gnat.c: Likewise.
26762 * gthr-gnat.h: Likewise.
26763 * gthr-lynx.h: Likewise.
26764 * gthr-mipssde.h: Likewise.
26765 * gthr-nks.h: Likewise.
26766 * gthr-posix.c: Likewise.
26767 * gthr-posix.h: Likewise.
26768 * gthr-posix95.h: Likewise.
26769 * gthr-rtems.h: Likewise.
26770 * gthr-single.h: Likewise.
26771 * gthr-solaris.h: Likewise.
26772 * gthr-tpf.h: Likewise.
26773 * gthr-vxworks.h: Likewise.
26774 * gthr-win32.h: Likewise.
26775 * gthr.h: Likewise.
26776 * libgcc2.c: Likewise.
26777 * libgcc2.h: Likewise.
26778 * libgcov.c: Likewise.
26779 * tsystem.h: Likewise.
26780 * typeclass.h: Likewise.
26781 * unwind-c.c: Likewise.
26782 * unwind-compat.h: Likewise.
26783 * unwind-dw2-fde-compat.c: Likewise.
26784 * unwind-dw2-fde-darwin.c: Likewise.
26785 * unwind-dw2-fde-glibc.c: Likewise.
26786 * unwind-dw2-fde.c: Likewise.
26787 * unwind-dw2-fde.h: Likewise.
26788 * unwind-dw2.c: Likewise.
26789 * unwind-dw2.h: Likewise.
26790 * unwind-generic.h: Likewise.
26791 * unwind-pe.h: Likewise.
26792 * unwind-sjlj.c: Likewise.
26793 * unwind.inc: Likewise.
26794 * config/arm/neon-gen.ml: Change generated copyright header to
26795 refer to version 3 of the GNU General Public License with
26796 version 3.1 of the GCC Runtime Library Exception and to point
26797 readers at the COPYING3 and COPYING3.RUNTIME files and the
26798 FSF's license web page.
26799 * config/arm/arm_neon.h: Regenerate.
26801 2009-04-09 Jakub Jelinek <jakub@redhat.com>
26803 * config/cris/cris.md: Change copyright header to refer to version
26804 3 of the GNU General Public License.
26805 * doc/install.texi2html: Change copyright header to refer to version
26806 3 of the GNU General Public License and to point readers at the
26807 COPYING3 file and the FSF's license web page.
26808 * config/vax/linux.h: Likewise.
26810 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
26812 * config/i386/i386.md (cmpcc): New.
26813 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
26814 (sync_compare_and_swap_cc*): Delete.
26816 * config/s390/s390.c (s390_compare_emitted): Remove.
26817 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
26818 s390_compare_emitted used to be handled. Assert that modes match.
26819 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
26820 refer to sync_compare_and_swap_ccsi.
26821 * config/s390/s390.h (s390_compare_emitted): Remove.
26822 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
26823 instead of s390_compare_emitted.
26824 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
26825 instead of s390_compare_emitted.
26826 * config/s390/s390.md (cmpcc): New.
26827 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
26828 CC_REGNUM, do not pretend it's set.
26829 (sync_compare_and_swap_cc*): Delete.
26830 * config/s390/predicates.md (cc_reg_operand): New.
26832 * expr.c (sync_compare_and_swap_cc): Delete.
26833 * optabs.h (sync_compare_and_swap_cc): Delete.
26834 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
26835 is being used with can_compare_p.
26836 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
26837 (find_cc_set): New.
26838 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
26839 look for a MODE_CC set instead. Use emit_store_flag.
26840 (expand_compare_and_swap_loop): Likewise, with some additional
26841 complication to avoid a force_reg when useless. Use
26842 emit_cmp_and_jump_insns.
26843 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
26844 * doc/md.texi (sync_compare_and_swap_cc): Merge with
26845 sync_compare_and_swap documentation.
26847 2009-04-09 Jan Hubicka <jh@suse.cz>
26849 * except.c (find_prev_try): Break out from ....
26850 (duplicate_eh_regions): ... here; properly update prev_try pointers
26851 when duplication part of tree.
26852 (dump_eh_tree): Improve dumping.
26853 (verify_eh_region): New.
26854 (verify_eh_tree): Use it.
26856 2009-04-06 Richard Guenther <rguenther@suse.de>
26858 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
26859 &ARRAY addresses by adjusting their types and prepending
26861 * tree-cfg.c (verify_gimple_assign_single): Verify that
26862 addresses are correct.
26864 2009-04-09 Richard Guenther <rguenther@suse.de>
26866 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
26867 indices into an array reference if possible.
26868 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26869 Fold POINTER_PLUS_EXPR statements with invariant address.
26871 2009-04-09 Alan Modra <amodra@bigpond.net.au>
26874 * config.gcc (powerpc64-*-linux*): Always build biarch.
26876 2009-04-09 Joseph Myers <joseph@codesourcery.com>
26879 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
26880 it and pedwarn if this results in an INTEGER_CST.
26882 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26884 * doc/install.texi: Update minimum GMP version. Remove obsolete
26885 text in MPFR section.
26887 2009-04-08 Jakub Jelinek <jakub@redhat.com>
26889 * dwarf2out.c (class_scope_p): New static inline.
26890 (class_or_namespace_scope_p): Use it.
26891 (gen_variable_die): Use DW_TAG_member tag for static data member
26892 declarations instead of DW_TAG_variable.
26894 PR middle-end/39573
26895 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
26898 2009-04-08 Richard Guenther <rguenther@suse.de>
26900 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
26901 valueize random data.
26903 2009-04-08 David Edelsohn <edelsohn@gnu.org>
26905 * config.gcc (aix tm_file): Add aix-stdint.h.
26906 (aix tm clause use_gcc_stdint): Set to wrap.
26907 * config/rs6000/aix-stdint.h: New file.
26909 2009-04-08 Richard Guenther <rguenther@suse.de>
26911 PR middle-end/36291
26912 * tree-dfa.c (add_referenced_var): Do not recurse into
26913 global initializers.
26914 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
26916 (fold_const_aggregate_ref): Likewise.
26918 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
26920 * recog.c (ordered_comparison_operator): New.
26921 * gensupport.c (std_preds): Add it.
26922 * doc/md.texi (Machine-Independent Predicates): Document it.
26924 2009-04-08 Jan Hubicka <jh@suse.cz>
26926 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
26927 * function.h (rtl_eh): Remove exception_handler_label_map.
26928 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
26929 remove_exception_handler_label, for_each_eh_label_1): Remove.
26930 (rtl_remove_unreachable_regions): Remove.
26931 (convert_from_eh_region_ranges): Do not remove unreachable regions.
26932 (find_exception_handler_labels): Don't build the hashtable.
26933 (maybe_remove_eh_handler): Remove.
26934 (for_each_eh_label): Rewrite to walk the tree.
26935 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
26936 * except.h (maybe_remove_eh_handler): Remove.
26937 * passes.c (init_optimization_passes): Schedule second EH cleanup
26939 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
26940 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
26942 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
26944 * genoutput.c (validate_optab_operands): New.
26945 (gen_insn, gen_expand): Call it.
26947 * genflags.c (gen_insn): Detect misused iterators.
26948 (main): Pass line_no to gen_insn, exit with status 1 on error.
26950 * genextract.c (line_no): Make global.
26951 (VEC_safe_set_locstr): Change assertion to error message.
26952 (main): Exit with status 1 on error.
26954 2009-04-08 Joseph Myers <joseph@codesourcery.com>
26958 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
26959 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
26960 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
26961 * c-convert.c (convert): Do not call fold on results of conversion
26962 functions when the result is a C_MAYBE_CONST_EXPR.
26963 * c-parser.c (c_parser_postfix_expression): Do not fold condition
26964 of __builtin_choose_expr.
26965 * c-typeck.c (remove_c_maybe_const_expr): New.
26966 (build_unary_op, build_conditional_expr, build_compound_expr,
26967 build_binary_op, c_objc_common_truthvalue_conversion): Call
26968 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
26971 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
26973 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
26974 CODE to produce a new one. Add a prototype to use fold_convert_const
26976 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
26979 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
26980 mix declarations and code.
26982 2009-04-08 Ben Elliston <bje@au.ibm.com>
26984 * gcc.c: Replace `CC' with `GCC' throughout.
26986 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
26988 * doc/invoke.texi: Document Atom support.
26990 2009-04-07 Jason Merrill <jason@redhat.com>
26993 * c-common.h, c-common.c: Add flag_pretty_templates.
26994 * c-opts.c (c_common_handle_option): Set it.
26995 * c.opt: Add -fno-pretty-templates.
26996 * doc/invoke.texi (C++ Dialect Options): Likewise.
26998 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
27000 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
27001 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
27002 (ia64_expand_builtin): Likewise.
27004 2009-04-07 Martin Jambor <mjambor@suse.cz>
27006 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
27007 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
27008 ADDR_EXPRS are include too.
27010 2009-04-07 Richard Guenther <rguenther@suse.de>
27012 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
27013 decls are only used if passes as parameters or if they are
27014 local statics and the call is not to a builtin.
27015 (call_may_clobber_ref_p_1): Likewise.
27017 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27019 * expr.c (do_store_flag): Remove last argument. Simplify code
27020 to avoid duplication of tests already done by can_compare_p.
27021 (expand_expr_real_1): Adjust caller.
27023 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27025 * optabs.c (can_compare_p): Test the predicate of a
27026 cbranch and cstore pattern.
27028 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27030 * expr.c (convert_move): Use emit_store_flag instead of
27033 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27035 * config/i386/i386.c (ix86_compare_emitted): Remove.
27036 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
27037 ix86_compare_op0 like ix86_compare_emitted used to be handled.
27038 * config/i386/i386.h (ix86_compare_emitted): Remove.
27039 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
27040 instead of ix86_compare_emitted.
27041 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
27043 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
27045 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
27046 Add t-sysroot-suffix to tmake_file.
27047 * config/print-sysroot-suffix.sh: New file.
27048 * config/t-sysroot-suffix: New file.
27050 2009-04-07 Ben Elliston <bje@au.ibm.com>
27052 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
27053 as the latter produces a warning when the target does not support
27056 2009-04-07 Ben Elliston <bje@au.ibm.com>
27058 * dfp.c: Replace type punning assignments with memcpy throughout.
27059 * Makefile.in (dfp.o-warn): Remove.
27061 2009-04-07 Alan Modra <amodra@bigpond.net.au>
27064 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
27065 Include soft-fp/t-softfp after rs6000/t-linux64.
27067 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
27069 * stor-layout.c (set_sizetype): Use the full precision of their
27070 machine mode for bitsize types.
27072 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
27074 * config/i386/i386.md: Revert 2 accidental checkins.
27076 2009-04-06 Joey Ye <joey.ye@intel.com>
27077 Xuepeng Guo <xuepeng.guo@intel.com>
27078 H.J. Lu <hongjiu.lu@intel.com>
27080 Atom pipeline model, tuning and insn selection.
27081 * config.gcc (atom): Add atom config options and target.
27083 * config/i386/atom.md: New.
27085 * config/i386/i386.c (atom_cost): New cost.
27086 (m_ATOM): New macro flag.
27087 (initial_ix86_tune_features): Set m_ATOM.
27088 (x86_accumulate_outgoing_args): Likewise.
27089 (x86_arch_always_fancy_math_387): Likewise.
27090 (processor_target): Add Atom cost.
27091 (cpu_names): Add Atom cpu name.
27092 (override_options): Set Atom ISA.
27093 (ix86_issue_rate): New case PROCESSOR_ATOM.
27094 (ix86_adjust_cost): Likewise.
27096 * config/i386/i386.h (TARGET_ATOM): New target macro.
27097 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
27098 (TARGET_OPT_AGU): New target option.
27099 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
27100 (processor_type): Add PROCESSOR_ATOM.
27102 * config/i386/i386.md (cpu): Add new value "atom".
27103 (use_carry, movu): New attr.
27104 (atom.md): Include atom.md.
27105 (adddi3_carry_rex64): Set attr "use_carry".
27106 (addqi3_carry): Likewise.
27107 (addhi3_carry): Likewise.
27108 (addsi3_carry): Likewise.
27109 (*addsi3_carry_zext): Likewise.
27110 (subdi3_carry_rex64): Likewise.
27111 (subqi3_carry): Likewise.
27112 (subhi3_carry): Likewise.
27113 (subsi3_carry): Likewise.
27114 (x86_movdicc_0_m1_rex64): Likewise.
27115 (*x86_movdicc_0_m1_se): Likewise.
27116 (x86_movsicc_0_m1): Likewise.
27117 (*x86_movsicc_0_m1_se): Likewise.
27118 (*adddi_1_rex64): Emit add insn as much as possible.
27119 (*addsi_1): Likewise.
27120 (return_internal): Set atom_unit.
27121 (return_internal_long): Likewise.
27122 (return_pop_internal): Likewise.
27123 (*rcpsf2_sse): Set atom_sse_attr attr.
27124 (*qrt<mode>2_sse): Likewise.
27125 (*prefetch_sse): Likewise.
27127 * config/i386/i386-c.c (ix86_target_macros_internal): New case
27129 (ix86_target_macros_internal): Likewise.
27131 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
27132 (*prefetch_sse_rex): Likewise.
27133 (sse_rcpv4sf2): Likewise.
27134 (sse_vmrcpv4sf2): Likewise.
27135 (sse_sqrtv4sf2): Likewise.
27136 (<sse>_vmsqrt<mode>2): Likewise.
27137 (sse_ldmxcsr): Likewise.
27138 (sse_stmxcsr): Likewise.
27139 (*sse_sfence): Likewise.
27140 (sse2_clflush): Likewise.
27141 (*sse2_mfence): Likewise.
27142 (*sse2_lfence): Likewise.
27143 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
27144 (<sse>_movup<ssemodesuffixf2c>): Likewise.
27145 (avx_movdqu<avxmodesuffix>): Likewise.
27146 (avx_lddqu<avxmodesuffix>): Likewise.
27147 (sse2_movntv2di): Change attr "type" to "ssemov".
27148 (sse2_movntsi): Likewise.
27149 (rsqrtv8sf2): Change attr "type" to "sseadd".
27150 (sse3_addsubv2df3): Set attr "atom_unit".
27151 (sse3_h<plusminus_insn>v4sf3): Likewise.
27152 (*sse2_pmaddwd): Likewise.
27153 (*vec_extractv2di_1_rex64): Likewise.
27154 (*vec_extractv2di_1_avx): Likewise.
27155 (sse2_psadbw): Likewise.
27156 (ssse3_phaddwv8hi3): Likewise.
27157 (ssse3_phaddwv4hi3): Likewise.
27158 (ssse3_phadddv4si3): Likewise.
27159 (ssse3_phadddv2si3): Likewise.
27160 (ssse3_phaddswv8hi3): Likewise.
27161 (ssse3_phaddswv4hi3): Likewise.
27162 (ssse3_phsubwv8hi3): Likewise.
27163 (ssse3_phsubwv4hi3): Likewise.
27164 (ssse3_phsubdv4si3): Likewise.
27165 (ssse3_phsubdv2si3): Likewise.
27166 (ssse3_phsubswv8hi3): Likewise.
27167 (ssse3_phsubswv4hi3): Likewise.
27168 (ssse3_pmaddubsw128): Likewise.
27169 (sse3_pmaddubsw: Likewise.
27170 (ssse3_palignrti): Likewise.
27171 (ssse3_palignrdi): Likewise.
27173 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
27175 * doc/install.texi (Specific): Fix two cross-references to MinGW.
27177 2009-04-06 Richard Guenther <rguenther@suse.de>
27179 PR tree-optimization/28868
27180 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
27181 of which PHI results we inserted.
27182 (insert_into_preds_of_block): Record inserted PHIs.
27183 (eliminate): Eliminate redundant PHI nodes.
27184 (init_pre): Init inserted_phi_names.
27186 2009-04-06 Richard Guenther <rguenther@suse.de>
27188 PR tree-optimization/39643
27189 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
27190 IMAGPART_EXPRs of complex constants.
27191 (execute_fold_all_builtins): If we folded a call queue
27192 TODO_update_address_taken.
27194 2009-04-06 Jan Hubicka <jh@suse.cz>
27196 PR middle-end/39659
27197 * except.c (remove_unreachable_regions): Propagate may_contain_throw
27200 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
27202 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
27204 (ic_invalidate_array): Likewise.
27206 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
27208 * calls.c (emit_library_call_value_1): Fix a problem with parameter
27209 alignment for library calls.
27211 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
27213 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
27214 (mingw32 tm clause use_gcc_stdint): Set to wrap.
27215 * config/i386/mingw-stdint.h: New file.
27217 2009-04-05 Richard Guenther <rguenther@suse.de>
27219 PR tree-optimization/39648
27220 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
27221 our &A vs. &A[0] IL deficiencies.
27223 2009-04-04 Jan Hubicka <jh@suse.cz>
27225 * except.c (sjlj_find_directly_reachable_regions): Be ready for
27226 removed toplevel regions.
27227 (sjlj_mark_call_sites): Likewise.
27229 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
27231 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
27232 (cygwin tm clause use_gcc_stdint): Set to wrap.
27233 * config/i386/cygwin-stdint.h: New file.
27235 2009-04-04 Richard Guenther <rguenther@suse.de>
27237 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
27238 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
27239 single-argument PHIs if we are in loop-closed SSA form.
27240 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
27241 for the pre-condition.
27242 (slpeel_tree_peel_loop_to_edge): Likewise.
27243 (vect_build_loop_niters): Take an optional sequence to append stmts.
27244 (vect_generate_tmps_on_preheader): Likewise.
27245 (vect_do_peeling_for_loop_bound): Take extra guards for the
27247 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
27248 the cost model check.
27249 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
27250 guards if we are going to peel. Do not apply versioning in that case.
27251 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
27252 (vect_do_peeling_for_loop_bound): Likewise.
27253 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
27254 loop bound only record extra pre-conditions, do not apply loop
27257 2009-04-04 Richard Guenther <rguenther@suse.de>
27259 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
27262 2009-04-04 Jan Hubicka <jh@suse.cz>
27264 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
27265 last_basic_block for size of bb->index indexed array.
27266 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
27267 compute_out, link_btr_uses, build_btr_def_use_webs,
27268 build_btr_def_use_webs, migrate_btr_defs): Likewise.
27270 2009-04-04 Jan Hubicka <jh@suse.cz>
27272 * except.c (remove_eh_handler_and_replace): Break out from ...
27273 (remove_eh_handler): ... here.
27274 (bring_to_root): New function.
27275 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
27276 handled ones, bring others to root of tree.
27278 2009-04-04 Jan Hubicka <jh@suse.cz>
27280 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
27281 (all_phis_safe_to_merge): New function.
27282 (update_info): New structure.
27283 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
27284 (cleanup_empty_eh): Update SSA if possible.
27286 2009-04-04 Richard Guenther <rguenther@suse.de>
27288 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
27289 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
27290 (append_vuse): Likewise.
27292 2009-04-04 Jakub Jelinek <jakub@redhat.com>
27294 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
27295 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
27296 instead of REG_UNSAVED for DW_CFA_undefined.
27297 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
27298 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
27301 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
27304 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
27306 2009-04-04 Richard Guenther <rguenther@suse.de>
27308 PR tree-optimization/8781
27309 PR tree-optimization/37892
27310 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
27311 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
27312 (valueize_refs): Call it for *& valueizations.
27313 (shared_reference_ops_from_ref): Rename to ...
27314 (valueize_shared_reference_ops_from_ref): ... this and valueize.
27315 (shared_reference_ops_from_call): Rename to ...
27316 (valueize_shared_reference_ops_from_call): ... this and valueize.
27317 (vn_reference_lookup): Update.
27318 (visit_reference_op_call): Likewise.
27319 * tree-ssa-pre.c (phi_translate_1): Fold *&.
27320 (eliminate): Value-replace the call address in call statements.
27322 2009-04-04 Richard Guenther <rguenther@suse.de>
27324 PR tree-optimization/39636
27325 * tree-ssa-forwprop.c
27326 (forward_propagate_addr_into_variable_array_index): Check for
27327 GIMPLE_ASSIGN before accessing the rhs code.
27329 2009-04-03 Jason Merrill <jason@redhat.com>
27331 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
27333 2009-04-03 Steve Ellcey <sje@cup.hp.com>
27335 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
27336 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
27337 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
27338 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
27339 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
27340 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
27341 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
27342 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
27343 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
27344 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
27345 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
27346 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
27347 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
27348 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
27349 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
27350 Use fr_reg_or_fp01_operand instead of fr_register_operand
27352 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
27353 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
27354 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
27356 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
27358 PR rtl-optimization/39607
27359 PR rtl-optimization/39631
27363 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27364 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27365 instead of DF_LR_OUT.
27366 * ira-lives.c (process_bb_node_lives): Ditto.
27367 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27368 instead of DF_LR_{OUT,IN}.
27369 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27370 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27372 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
27374 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
27375 (execute_lower_omp): Always run but take the short way out if -fopenmp
27377 (gate_lower_omp): Remove, forcing the pass manager to always run the
27378 pass and always set PROP_gimple_lomp.
27379 (pass_lower_omp): Remove gate function.
27380 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
27381 PROP_trees. Instead, require it.
27382 * ipa-cp.c (pass_ipa_cp): Likewise.
27383 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
27384 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
27385 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
27386 and PROP_gimple_leh.
27388 2009-04-03 Richard Guenther <rguenther@suse.de>
27390 PR middle-end/13146
27391 PR tree-optimization/23940
27392 PR tree-optimization/33237
27393 PR middle-end/33974
27394 PR middle-end/34093
27395 PR tree-optimization/36201
27396 PR tree-optimization/36230
27397 PR tree-optimization/38049
27398 PR tree-optimization/38207
27399 PR tree-optimization/38230
27400 PR tree-optimization/38301
27401 PR tree-optimization/38585
27402 PR middle-end/38895
27403 PR tree-optimization/38985
27404 PR tree-optimization/39299
27405 * tree-ssa-structalias.h: Remove.
27406 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
27407 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
27408 (struct vuse_element_d): Remove.
27409 (struct vuse_vec_d): Likewise.
27410 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
27411 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
27412 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
27413 VUSE_ELEMENT_VAR): Likewise.
27414 (struct voptype_d): Likewise.
27415 (NUM_VOP_FREE_BUCKETS): Likewise.
27416 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
27417 (struct stmt_operands_d): Remove.
27418 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
27419 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
27420 VDEF_NUM, VDEF_VECT): Likewise.
27421 (copy_virtual_operands): Remove.
27422 (operand_build_cmp): Likewise.
27423 (create_ssa_artificial_load_stmt): Likewise.
27424 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
27425 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
27426 vuse_index and mayuse_index members. Pack and move done and iter_type
27427 members to the front.
27428 (SSA_OP_VMAYUSE): Remove.
27429 (SSA_OP_VIRTUAL_USES): Adjust.
27430 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
27431 (unlink_stmt_vdef): Declare.
27432 (add_to_addressable_set): Remove.
27433 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
27434 (vrp_visit_stmt): Likewise.
27435 * doc/tree-ssa.texi (Alias analysis): Update.
27436 * doc/invoke.texi (max-aliased-vops): Remove docs.
27437 (avg-aliased-vops): Likewise.
27438 * tree-into-ssa.c (syms_to_rename): Remove.
27439 (need_to_update_vops_p): Likewise.
27440 (need_to_initialize_update_ssa_p): Rename to ...
27441 (update_ssa_initialized_fn): ... this. Track function we are
27443 (symbol_marked_for_renaming): Simplify.
27444 (add_new_name_mapping): Do not set need_to_update_vops_p.
27445 (dump_currdefs): Use SYMS_TO_RENAME.
27446 (rewrite_update_stmt): Always walk all uses/defs.
27447 (dump_update_ssa): Adjust.
27448 (init_update_ssa): Take function argument. Track what we are
27450 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
27451 (create_new_def_for): Initialize for cfun, assert we are initialized
27453 (mark_sym_for_renaming): Simplify.
27454 (mark_set_for_renaming): Do not initialize update-ssa.
27455 (need_ssa_update_p): Simplify. Take function argument.
27456 (name_mappings_registered_p): Assert we ask for the correct function.
27457 (name_registered_for_update_p): Likewise.
27458 (ssa_names_to_replace): Likewise.
27459 (release_ssa_name_after_update_ssa): Likewise.
27460 (update_ssa): Likewise. Use SYMS_TO_RENAME.
27461 (dump_decl_set): Do not print a newline.
27462 (debug_decl_set): Do it here.
27463 (dump_update_ssa): And here.
27464 * tree-ssa-loop-im.c (move_computations): Adjust.
27465 (movement_possibility): Likewise.
27466 (determine_max_movement): Likewise.
27467 (gather_mem_refs_stmt): Likewise.
27468 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
27469 or NAME_MEMORY_TAG.
27470 * tree-complex.c (update_all_vops): Remove.
27471 (expand_complex_move): Adjust.
27472 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
27473 Simplify test for memory referencing statement. Exclude
27474 non-invariant ADDR_EXPRs.
27475 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
27476 * tree-loop-distribution.c (generate_memset_zero): Adjust.
27477 (rdg_flag_uses): Likewise.
27478 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
27480 (tree_optimize_tail_calls_1): Also split the
27481 edge from the entry block if we have degenerate PHI nodes in
27482 the first basic block.
27483 * tree.c (init_ttree): Remove memory-tag related code.
27484 (tree_code_size): Likewise.
27485 (tree_node_structure): Likewise.
27486 (build7_stat): Re-write to be build6_stat.
27487 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
27488 (SSA_VAR_P): Adjust.
27489 (struct tree_memory_tag): Remove.
27490 (struct tree_memory_partition_tag): Likewise.
27491 (union tree_node): Adjust.
27492 (build7): Re-write to be build6.
27493 * tree-pass.h (pass_reset_cc_flags): Remove.
27494 (TODO_update_address_taken): New flag.
27495 (pass_simple_dse): Remove.
27496 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
27497 * params.h (MAX_ALIASED_VOPS): Remove.
27498 (AVG_ALIASED_VOPS): Likewise.
27499 * omp-low.c (expand_omp_taskreg): Update SSA form.
27500 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
27501 aliases the lhs in a copy stmt.
27502 * tree-ssa-dse.c (struct address_walk_data): Remove.
27503 (memory_ssa_name_same): Likewise.
27504 (memory_address_same): Likewise.
27505 (get_kill_of_stmt_lhs): Likewise.
27506 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
27507 unused stores. Look through PHI nodes into post-dominated regions.
27508 (dse_optimize_stmt): Simplify. Properly remove stores.
27509 (tree_ssa_dse): Compute dominators.
27510 (execute_simple_dse): Remove.
27511 (pass_simple_dse): Likewise.
27512 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
27513 gimple_loaded_syms and gimple_stored_syms computation.
27514 * toplev.c (dump_memory_report): Dump alias and pta stats.
27515 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
27516 (vn_reference_eq): Likewise.
27517 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
27518 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
27519 valueize_vuses): Remove.
27520 (get_def_ref_stmt_vuses): Simplify. Rename to ...
27521 (get_def_ref_stmt_vuse): ... this.
27522 (vn_reference_lookup_2): New function.
27523 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
27524 walking equivalent vuses. Simplify.
27525 (vn_reference_lookup): Likewise.
27526 (vn_reference_insert): Likewise.
27527 (vn_reference_insert_pieces): Likewise.
27528 (visit_reference_op_call): Simplify.
27529 (visit_reference_op_load): Likewise.
27530 (visit_reference_op_store): Likewise.
27531 (init_scc_vn): Remove shared_lookup_vuses initialization.
27532 (free_scc_vn): Remove shared_lookup_vuses freeing.
27533 (sort_vuses, sort_vuses_heap): Remove.
27534 (get_ref_from_reference_ops): Export.
27535 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
27536 vector with single vuse pointer.
27537 (vn_reference_lookup_pieces, vn_reference_lookup,
27538 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
27539 (shared_vuses_from_stmt): Remove.
27540 (get_ref_from_reference_ops): Declare.
27541 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
27542 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
27543 memory-tag related code.
27544 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
27545 (likely_value): Add comment, skip static-chain of call statements.
27546 (surely_varying_stmt_p): Adjust.
27547 (gimplify_and_update_call_from_tree): Likewise.
27548 (execute_fold_all_builtins): Do not rebuild alias info.
27549 (gimplify_and_update_call_from_tree): Properly update VOPs.
27550 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
27551 (copy_ref_info): Remove memory-tag related code.
27552 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
27553 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
27554 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
27556 * tree-ssa-dom.c (gimple_p): Remove typedef.
27557 (eliminate_redundant_computations): Adjust.
27558 (record_equivalences_from_stmt): Likewise.
27559 (avail_expr_hash): Likewise.
27560 (avail_expr_eq): Likewise.
27561 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
27562 (stmt_makes_single_load): Likewise.
27563 (stmt_makes_single_store): Likewise.
27564 * tree-ssa-alias.c: Rewrite completely.
27565 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
27566 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
27567 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
27568 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
27569 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
27570 Remove public functions.
27571 (pass_reset_cc_flags): Remove.
27572 (pass_build_alias): Move ...
27573 * tree-ssa-structalias.c (pass_build_alias): ... here.
27574 * tree-ssa-alias.c (may_be_aliased): Move ...
27575 * tree-flow-inline.h (may_be_aliased): ... here.
27576 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
27577 count_uses_and_derefs): Move ...
27578 * gimple.c: ... here.
27579 * gimple.h (count_uses_and_derefs): Declare.
27580 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
27581 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
27582 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
27583 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
27584 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
27585 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
27586 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
27588 * tree-dfa.c (refs_may_alias_p): Move ...
27589 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
27590 * tree-ssa-alias.h: New file.
27591 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
27592 (statement_sink_location): Likewise.
27593 * opts.c (decode_options): Do not adjust max-aliased-vops or
27594 avg-aliased-vops values.
27595 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
27596 (TV_CALL_CLOBBER): Likewise.
27597 (TV_FLOW_SENSITIVE): Likewise.
27598 (TV_FLOW_INSENSITIVE): Likewise.
27599 (TV_MEMORY_PARTITIONING): Likewise.
27600 (TV_ALIAS_STMT_WALK): New timevar.
27601 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
27602 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
27603 (get_address_description): Remove memory-tag related code.
27604 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
27605 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
27606 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
27607 and immediate uses in statements. Document.
27608 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
27609 (dump_symbols): Remove.
27610 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
27611 * alias.c (get_deref_alias_set): New function split out from ...
27612 (get_alias_set): ... here.
27613 * alias.h (get_deref_alias_set): Declare.
27614 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
27615 type parameter. Remove restrict pointer handling. Create a
27616 ref-all pointer in case type-based alias sets do not conflict.
27617 (vect_analyze_data_refs): Remove SMT related code.
27618 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
27619 (vectorizable_load): Likewise.
27620 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
27621 (DR_SYMBOL_TAG, DR_VOPS): Remove.
27622 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
27623 Ignore vops and SMTs.
27624 (dr_analyze_alias): Likewise..
27625 (free_data_ref): Likewise.
27626 (create_data_ref): Likewise.
27627 (analyze_all_data_dependences): Likewise.
27628 (get_references_in_stmt): Adjust.
27629 * tree-flow-inline.h (gimple_aliases_computed_p,
27630 gimple_addressable_vars, gimple_call_clobbered_vars,
27631 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
27632 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
27633 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
27634 gimple_mem_ref_stats): Remove.
27635 (gimple_vop): New function.
27636 (op_iter_next_use): Remove vuses and mayuses cases.
27637 (op_iter_next_def): Remove vdefs case.
27638 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
27639 (clear_and_done_ssa_iter): Do not set removed fields.
27640 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
27641 Assert we are not iterating over vuses or vdefs if not also
27642 iterating over uses or defs.
27643 (op_iter_init_use): Likewise.
27644 (op_iter_init_def): Likewise.
27645 (op_iter_next_vdef): Remove.
27646 (op_iter_next_mustdef): Likewise.
27647 (op_iter_init_vdef): Likewise.
27648 (compare_ssa_operands_equal): Likewise.
27649 (link_use_stmts_after): Handle vuse operand.
27650 (is_call_used): Use is_call_clobbered.
27651 (is_call_clobbered): Global variables are always call clobbered,
27652 query the call-clobbers bitmap.
27653 (mark_call_clobbered): Ignore global variables.
27654 (clear_call_clobbered): Likewise.
27655 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
27656 virtual operands sanity check.
27657 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
27659 (TARGET_MEM_REF): Remove TMR_TAG operand.
27660 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
27661 Remove call-clobber related code.
27662 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
27663 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
27664 partitions or escape reason.
27665 (get_single_def_stmt, get_single_def_stmt_from_phi,
27666 get_single_def_stmt_with_phi): Remove.
27667 (dump_referenced_vars): Tidy.
27668 (get_ref_base_and_extent): Allow bare decls.
27669 (collect_dfa_stats): Adjust.
27670 * graphite.c (rename_variables_in_stmt): Adjust.
27671 (graphite_copy_stmts_from_block): Likewise.
27672 (translate_clast): Likewise.
27673 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
27675 (translate_vuse_through_block): Use the oracle.
27676 (phi_translate_1): Adjust.
27677 (value_dies_in_block_x): Use the oracle. Cache the outcome
27679 (valid_in_sets): Check if the VUSE for
27680 a REFERENCE is available.
27681 (eliminate): Do not remove stmts during elimination,
27682 instead queue and remove them afterwards.
27683 (do_pre): Do not rebuild alias info.
27684 (pass_pre): Run TODO_rebuild_alias before PRE.
27685 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
27686 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
27687 (mark_all_v_defs_stmt): Remove.
27688 (mark_all_v_defs_seq): Adjust.
27689 (sra_replace): Likewise.
27690 (scalarize_use): Likewise.
27691 (scalarize_copy): Likewise.
27692 (scalarize_init): Likewise.
27693 (scalarize_ldst): Likewise.
27694 (todoflags): Remove.
27695 (tree_sra): Do not rebuild alias info.
27696 (tree_sra_early): Adjust.
27697 (pass_sra): Run TODO_update_address_taken before SRA.
27698 * tree-predcom.c (set_alias_info): Remove.
27699 (prepare_initializers_chain): Do not call it.
27700 (mark_virtual_ops_for_renaming): Adjust.
27701 (mark_virtual_ops_for_renaming_list): Remove.
27702 (initialize_root_vars): Adjust.
27703 (initialize_root_vars_lm): Likewise.
27704 (prepare_initializers_chain): Likewise.
27705 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
27706 (may_propagate_copy_into_stmt): Likewise.
27707 (merge_alias_info): Do nothing for now.
27708 (propagate_tree_value_into_stmt): Adjust.
27709 (stmt_may_generate_copy): Likewise.
27710 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
27711 not mark symbols for renaming.
27712 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
27713 with the same statement, make sure to update the new pointed-to one.
27714 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
27715 call statements, do not mark symbols for renaming.
27716 (mark_operand_necessary): Dump something.
27717 (ref_may_be_aliased): New function.
27718 (mark_aliased_reaching_defs_necessary_1): New helper function.
27719 (mark_aliased_reaching_defs_necessary): Likewise.
27720 (mark_all_reaching_defs_necessary_1): Likewise.
27721 (mark_all_reaching_defs_necessary): Likewise.
27722 (propagate_necessity): Do not process virtual PHIs. For
27723 non-aliased loads mark all reaching definitions as necessary.
27724 For aliased loads and stores mark the immediate dominating
27725 aliased clobbers as necessary.
27726 (visited): New global static.
27727 (perform_tree_ssa_dce): Free visited bitmap after propagating
27729 (remove_dead_phis): Perform simple dead virtual PHI removal.
27730 (remove_dead_stmt): Properly unlink virtual operands when
27732 (eliminate_unnecessary_stmts): Schedule PHI removal after
27734 * tree-ssa-ter.c (is_replaceable_p): Adjust.
27735 (process_replaceable): Likewise.
27736 (find_replaceable_in_bb): Likewise.
27737 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
27738 based on the single gimple vop.
27739 (verify_flow_insensitive_alias_info): Remove.
27740 (verify_flow_sensitive_alias_info): Likewise.
27741 (verify_call_clobbering): Likewise.
27742 (verify_memory_partitions): Likewise.
27743 (verify_alias_info): Likewise.
27744 (verify_ssa): Adjust..
27745 (execute_update_addresses_taken): Export. Update SSA
27746 manually. Optimize only when optimizing. Use a local bitmap.
27747 (pass_update_address_taken): Remove TODO_update_ssa, add
27749 (pass_update_address_taken): Just use TODO_update_address_taken.
27750 (init_tree_ssa): Do not initialize addressable_vars.
27751 (verify_ssa): Verify new VUSE / VDEF properties.
27752 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
27753 Do not call verify_alias_info.
27754 (delete_tree_ssa): Clear the VUSE, VDEF operands.
27755 Do not free the loaded and stored syms bitmaps. Reset the escaped
27756 and callused solutions. Do not free addressable_vars.
27757 Remove memory-tag related code.
27758 (warn_uninitialized_var): Aliases are always available.
27759 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
27760 * lambda-code.c (can_put_in_inner_loop): Adjust.
27761 (can_put_after_inner_loop): Likewise.
27762 (perfect_nestify): Likewise.
27763 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
27764 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
27765 (vectorizable_conversion): Do not mark symbols for renaming.
27766 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
27767 (expand_call_inline): Unlink the calls virtual operands before
27769 (tree_function_versioning): Do not call update_ssa if we are not
27770 updating clones. Simplify.
27771 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
27772 (propagate_with_phi): Likewise..
27773 * tree-outof-ssa.c (create_temp): Remove memory tag and call
27774 clobber code. Assert we are not aliased or global.
27775 * tree-flow.h: Include tree-ssa-alias.h
27776 (enum escape_type): Remove.
27777 (struct mem_sym_stats_d): Likewise.
27778 (struct mem_ref_stats_d): Likewise.
27779 (struct gimple_df): Add vop member. Remove global_var,
27780 call_clobbered_vars, call_used_vars, addressable_vars,
27781 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
27782 escaped and callused members.
27783 (struct ptr_info_def): Remove all members, add points-to solution
27785 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
27786 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
27787 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
27788 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
27789 (tree-ssa-alias.o): Likewise.
27790 (toplev.o): Add tree-ssa-alias.h
27791 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
27792 * gimple.c (gimple_set_bb): Fix off-by-one error.
27793 (is_gimple_reg): Do not handle memory tags.
27794 (gimple_copy): Also copy virtual operands.
27795 Delay updating the statement. Do not reset loaded and stored syms.
27796 (gimple_set_stored_syms): Remove.
27797 (gimple_set_loaded_syms): Likewise.
27798 (gimple_call_copy_skip_args): Copy the virtual operands
27799 and mark the new statement modified.
27800 * tree-ssa-structalias.c (may_alias_p): Remove.
27801 (set_uids_in_ptset): Take the alias set to prune with as
27802 parameter. Fold in the alias test of may_alias_p.
27803 (compute_points_to_sets): Compute whether a ptr is dereferenced
27804 in a local sbitmap.
27805 (process_constraint): Deal with &ANYTHING on the lhs, reject all
27806 other ADDRESSOF constraints on the lhs.
27807 (get_constraint_for_component_ref): Assert that we don't get
27808 ADDRESSOF constraints from the base of the reference.
27809 Properly generate UNKNOWN_OFFSET for DEREF if needed.
27810 (struct variable_info): Remove collapsed_to member.
27811 (get_varinfo_fc): Remove.
27812 (new_var_info): Do not set collapsed_to.
27813 (dump_constraint): Do not follow cycles.
27814 (dump_constraint_graph): Likewise.
27815 (build_pred_graph): Likewise.
27816 (build_succ_graph): Likewise.
27817 (rewrite_constraints): Likewise.
27818 (do_simple_structure_copy): Remove.
27819 (do_rhs_deref_structure_copy): Remove.
27820 (do_lhs_deref_structure_copy): Remove.
27821 (collapse_rest_of_var): Remove.
27822 (do_structure_copy): Re-implement.
27823 (pta_stats): New global variable.
27824 (dump_pta_stats): New function.
27825 (struct constraint_expr): Make offset signed.
27826 (UNKNOWN_OFFSET): Define special value.
27827 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
27828 (solution_set_expand): New helper function split out from ...
27829 (do_sd_constraint): ... here.
27830 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
27831 (do_ds_constraint): Likewise.
27832 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
27833 and CALLUSED = *CALLUSED.
27834 (set_union_with_increment): Make inc argument signed.
27835 (type_safe): Remove.
27836 (get_constraint_for_ptr_offset): Handle unknown and negative
27838 (first_vi_for_offset): Handle offsets before start. Bail
27839 out early for offsets beyond the variable extent.
27840 (first_or_preceding_vi_for_offset): New function.
27841 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
27842 Together with ESCAPED = *ESCAPED this properly computes reachability.
27843 (find_what_var_points_to): New function.
27844 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
27845 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
27846 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
27847 pt_solutions_intersect): New functions.
27848 (compute_call_used_vars): Remove.
27849 (compute_may_aliases): New main entry into PTA computation.
27850 * gimple.h (gimple_p): New typedef.
27851 (struct gimple_statement_base): Remove references_memory_p.
27852 (struct gimple_statement_with_memory_ops_base): Remove
27853 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
27855 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
27856 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
27857 gimple_set_references_memory): Remove.
27858 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
27859 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
27861 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
27862 (verify_expr): Allow RESULT_DECL.
27863 (gimple_duplicate_bb): Do not copy virtual operands.
27864 (gimple_duplicate_sese_region): Adjust.
27865 (gimple_duplicate_sese_tail): Likewise.
27866 (mark_virtual_ops_in_region): Remove.
27867 (move_sese_region_to_fn): Do not call it.
27868 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
27869 and pass_simple_dse.
27870 (execute_function_todo): Handle TODO_update_address_taken,
27871 call execute_update_addresses_taken for TODO_rebuild_alias.
27872 (execute_todo): Adjust.
27873 (execute_one_pass): Init dump files early.
27874 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
27876 (create_general_new_stmt): Clear vops.
27877 * tree-ssa-reassoc.c (get_rank): Adjust.
27878 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
27879 symbols for renaming.
27880 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
27881 (PARAM_AVG_ALIASED_VOPS): Likewise.
27882 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
27883 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
27884 * tree-ssa-operands.c: Simplify for new virtual operand representation.
27885 (operand_build_cmp, copy_virtual_operands,
27886 create_ssa_artificial_load_stmt, add_to_addressable_set,
27887 gimple_add_to_addresses_taken): Remove public functions.
27888 (unlink_stmt_vdef): New function.
27890 2009-04-03 Alan Modra <amodra@bigpond.net.au>
27892 * config.gcc (powerpc-*-linux*): Merge variants.
27894 2009-04-02 Chao-ying Fu <fu@mips.com>
27895 James Grosbach <james.grosbach@microchip.com>
27897 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
27898 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
27900 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
27901 keep_interrupts_masked_p, use_debug_exception_return_p.
27902 (mips_attribute_table): Add interrupt, use_shadow_register_set,
27903 keep_interrupts_masked, use_debug_exception_return.
27904 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
27905 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
27907 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
27908 (mips_print_operand): Process COP0 registers to print $0 .. $31
27909 correctly for GAS to process.
27910 (mips_interrupt_extra_call_saved_reg_p): New function.
27911 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
27913 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
27914 (mips_compute_frame_info): Add supports for interrupt context that
27915 includes doubleword accumulators and COP0 registers.
27916 (mips_for_each_saved_acc): New function.
27917 (mips_for_each_saved_gpr_and_fpr): Change the function name from
27918 mips_for_each_saved_reg.
27919 (mips_save_reg): Save accumulators.
27920 (mips_kernel_reg_p): A new for_each_rtx callback.
27921 (mips_expand_prologue): Support interrupt handlers.
27922 (mips_restore_reg): Restore accumulators.
27923 (mips_expand_epilogue): Support interrupt handlers.
27924 (mips_can_use_return_insn): Return false for interrupt handlers.
27925 (mips_epilogue_uses): New function.
27926 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
27927 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
27928 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
27929 cop0_move): New instructions.
27930 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
27931 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
27933 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
27935 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
27936 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
27937 interrupt handlers, we use K0 as the temporary register.
27938 (EPILOGUE_USES): Change to a function call.
27939 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
27940 handlers, we use K0 as the temporary register.
27942 * doc/extend.texi (Function Attributes): Document interrupt,
27943 use_shadow_register_set, keep_interrupts_masked,
27944 use_debug_exception_return for MIPS attributes.
27946 2009-04-03 Alan Modra <amodra@bigpond.net.au>
27948 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
27949 Remove a number of t-files from tmake_file.
27950 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
27951 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
27952 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
27953 target_prototype, not TARGET_PROTOTYPE.
27954 (LINK_OS_GNU_SPEC): Define.
27955 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
27956 and darwin-ldoubdle.c.
27958 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
27961 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
27962 (cpp_options): Ditto.
27963 (default_compilers): Ditto.
27964 (display_help): Ditto.
27965 (process_command): Ditto.
27966 (do_spec_1): Ditto.
27967 (set_input): Use lbasename instead of duplicate code.
27968 (save_temps_prefix): New static for -save-temps=obj.
27969 (save_temps_length): Ditto.
27971 * doc/invoke.texi (-save-temps=obj): Document new variant to
27972 -save-temps switch.
27974 2009-04-02 Jeff Law <law@redhat.com>
27976 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
27979 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
27981 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
27982 * configure: Regenerated.
27984 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27986 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
27987 share the argument list.
27989 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27993 2009-02-12 Diego Novillo <dnovillo@google.com>
27995 * varpool.c (debug_varpool): New.
27996 * cgraph.h (debug_varpool): Declare.
27998 2009-04-02 Jan Hubicka <jh@suse.cz>
28000 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
28003 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
28005 * config/i386/i386.c (ix86_abi): Move initialization to ...
28006 (override_options): Here.
28008 2009-04-02 Christian Bruel <christian.bruel@st.com>
28010 * config/sh/sh.c (sh_dwarf_register_span): New function.
28011 (TARGET_DWARF_REGISTER_SPAN): Define.
28012 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
28014 2009-04-02 Ira Rosen <irar@il.ibm.com>
28016 PR tree-optimization/39595
28017 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
28018 interleaved loads group is not greater than the SLP group size.
28020 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
28022 * builtins.c (is_builtin_name): New.
28023 (called_as_built_in): Use is_builtin_name.
28024 * tree.h (is_builtin_name): New.
28025 * varasm.c (incorporeal_function_p): Use is_builtin_name
28027 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
28029 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
28031 2009-04-02 Dodji Seketeli <dodji@redhat.com>
28034 * c-decl.c (clone_underlying_type): Move this ...
28035 * c-common.c (set_underlying_type): ... here.
28036 Also, make sure the function properly sets TYPE_STUB_DECL() on
28037 the newly created typedef variant type.
28038 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
28039 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
28042 2009-04-02 Richard Guenther <rguenther@suse.de>
28044 PR tree-optimization/37221
28045 * tree-flow.h (degenerate_phi_result): Declare.
28046 * tree-ssa-dom.c (degenerate_phi_result): Export.
28047 * tree-scalar-evolution.c (analyze_initial_condition): If
28048 the initial condition is defined by a degenerate PHI node
28049 use the degenerate value.
28051 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
28053 PR rtl-optimization/39588
28054 * combine.c (merge_outer_ops): Do not set the constant when this
28056 (simplify_shift_const_1): Do not modify it either in this case.
28058 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
28060 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
28061 tuning is deprecated if -mtune value is set to an Itanium1 variant.
28063 2009-04-01 Janis Johnson <janis187@us.ibm.com>
28066 * c-lex.c (interpret_float): Default (no suffix) is double.
28068 2009-04-1 Xinliang David Li <davidxl@google.com>
28070 * config/i386/i386.c (legitimate_constant_p): Recognize
28071 all one vector constant.
28073 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28075 * config/vax/vax.c: Add #includes to silence warnings.
28076 Change #include order to silence two warnings.
28078 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28080 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
28081 (ASM_SPEC): Pass -k to the assembler for PIC code.
28083 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28085 * config.gcc: Add vax-*-linux* to the switch.
28086 * config/vax/linux.h: New file. (TARGET_VERSION,
28087 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
28089 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28091 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
28092 Use predicate macros instead of GET_CODE() == foo.
28093 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
28094 ashlsi3, rotrsi3, <unnamed>): Likewise.
28096 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28098 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
28099 jbbccihi, jbbccisi): Remova trailing whitespace.
28100 * config/vax/constraints.md: Likewise.
28101 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
28102 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
28103 * config/vax/predicates.md: Likewise.
28104 * config/vax/vax.c (print_operand_address, vax_output_int_move,
28105 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
28106 * config/vax/vax.h: Likewise.
28107 * config/vax/vax.md (nonlocal_goto): Likewise.
28109 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28111 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
28112 (indirectable_address_p, adjacent_operands_p): Add spaces around
28114 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
28116 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28118 * config/vax/vax.c (legitimate_constant_address_p,
28119 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
28120 index_term_p, reg_plus_index_p, legitimate_address_p,
28121 vax_mode_dependent_address_p): Update comments to match functions
28122 modified by the recent int->bool conversion.
28124 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28126 * config/vax/builtins.md: Update copyright message.
28127 * config/vax/constraints.md: Likewise.
28128 * config/vax/netbsd-elf.h: Likewise.
28129 * config/vax/predicates.md: Likewise.
28130 * config/vax/vax-protos.h: Likewise.
28131 * config/vax/vax.c: Likewise.
28132 * config/vax/vax.h: Likewise.
28133 * config/vax/vax.md: Likewise.
28134 * config/vax/vax.opt: Likewise.
28136 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28138 * config/vax/builtins.md (ffssi2, ffssi2_internal,
28139 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
28140 * config/vax/constraints.md (B, R): Likewise.
28141 * config/vax/predicates.md (external_memory_operand,
28142 nonimmediate_addsub_di_operand): Likewise.
28143 * config/vax/vax.c (vax_output_int_add): Likewise.
28144 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
28145 untyped_call): Likewise.
28147 2009-04-01 Matt Thomas <matt@3am-software.com>
28149 * config/vax/predicates.md: New file.
28150 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
28151 external_const_operand, nonsymbolic_operand, external_memory_operand,
28152 indirect_memory_operand, indexed_memory_operand,
28153 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
28154 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
28156 * config/vax/constraints.md: New file.
28157 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
28159 * config/vax/builtins.md: New file.
28160 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
28161 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
28163 * config/vax/vax.opt (mqmath): Add option.
28164 * config/vax/vax.md (isfx): Extend with DI.
28165 (VAXintQH, VAXintQHSD): Define.
28166 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
28167 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
28168 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
28169 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
28170 (movdi): Update constraints and use vax_output_int_move().
28171 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
28172 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
28173 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
28174 nonlocal_goto): New.
28175 (mov<mode>): Extend accepted operand types.
28176 (subdi3_old): Rename from subdi3, change update constraints and use
28177 a new implementation.
28178 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
28179 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
28180 MOVE_RATIO, CLEAR_RATIO): Define.
28181 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
28182 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
28183 (PRINT_OPERAND): Redefine using a function instead of inlined code.
28184 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
28185 (split_quadword_operands): Make static and really allow variable
28187 (print_operand_address): Update for PIC generation.
28188 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
28189 indexable_address_p, fixup_mathdi_operand,
28190 vax_expand_addsub_di_operands, adjacent_operands_p): New.
28191 (vax_float_literal, legitimate_constant_p,
28192 indirectable_constant_address_p, index_term_p,
28193 reg_plus_index_p): Return bool instead of int.
28194 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
28196 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
28198 (vax_output_conditional_branch): Indent.
28199 (legitimate_constant_address_p, indirectable_constant_address_p,
28200 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
28201 vax_mode_dependent_address_p): Return bool instead of int, update for
28203 * config/vax/vax-protos.h (legitimate_constant_address_p,
28204 legitimate_constant_p, legitimate_address_p,
28205 vax_mode_dependent_address_p): Change declaration to bool.
28206 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
28207 vax_expand_addsub_di_operands, vax_output_int_subtract,
28208 vax_output_movmemsi): Declare.
28209 (split_quadword_operands, vax_float_literal): Delete declaration.
28210 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
28211 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
28212 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
28213 ASM_OUTPUT_DWARF_PCREL): Define.
28214 (ASM_SPEC): Change definition to allow PIC generation.
28216 2009-04-01 Steve Ellcey <sje@cup.hp.com>
28218 * doc/sourcebuild.texi: Update front-end requirements.
28220 2009-04-01 Jakub Jelinek <jakub@redhat.com>
28223 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
28224 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
28225 (booldi3_internal3): Use boolean_or_operator instead of
28228 2009-04-01 Joseph Myers <joseph@codesourcery.com>
28231 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
28232 declarator whose size is not an integer constant expression but
28233 folds to an integer constant, then treat it as a constant
28236 2009-04-01 Richard Guenther <rguenther@suse.de>
28238 * fold-const.c (fold_plusminus_mult_expr): Do not fold
28239 i * 4 + 2 to (i * 2 + 1) * 2.
28241 2009-04-01 Jakub Jelinek <jakub@redhat.com>
28244 * c-parser.c (c_parser_asm_statement): Skip until close paren and
28245 return if c_parser_asm_string_literal returned NULL.
28247 2009-04-01 Nick Clifton <nickc@redhat.com>
28249 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
28251 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
28252 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
28253 other typedefs to avoid conflicts with libgcc2.c. Define labels
28254 to gain 16-bit bit-manipulation functions from libgcc2.c and then
28256 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
28257 to gain 16-bit trapping arithmetic functions from libgcc2.c and
28260 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
28262 * varasm.c (default_function_rodata_section): Declare DOT as
28265 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
28266 Andrey Galkin <agalkin@hypercom.com>
28269 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
28270 Make object_name unique for each process.
28272 2009-04-01 Jakub Jelinek <jakub@redhat.com>
28275 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
28276 addressable variables in the parallel that could go out of scope while
28277 running queued tasks.
28279 2009-04-01 Anatoly Sokolov <aesok@post.ru>
28281 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
28282 (CASE_VALUES_THRESHOLD): Redefine.
28283 * config/avr/avr.c (avr_override_options): Remove initialization of
28284 avr_case_values_threshold variable.
28285 (avr_case_values_threshold): Remove variable. Add new function.
28286 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
28287 * config/avr/avr.opt (mno-tablejump): Remove option.
28288 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
28290 2009-04-01 DJ Delorie <dj@redhat.com>
28292 * varasm.c (default_function_rodata_section): Don't assume
28293 anything about where the first '.' in the section name is.
28295 2009-04-01 Alan Modra <amodra@bigpond.net.au>
28297 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
28298 rs6000_emit_stack_tie.
28300 2009-03-31 Ian Lance Taylor <iant@google.com>
28302 * tree-eh.c (tree_remove_unreachable_handlers): Compare
28303 gimple_code with GIMPLE_RESX, not RESX.
28305 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28307 * c-common.c (c_get_ident): New.
28308 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
28310 2009-04-01 Ben Elliston <bje@au.ibm.com>
28312 * config/rs6000/sysv4.opt (msdata): Improve option description.
28314 2009-03-31 Steve Ellcey <sje@cup.hp.com>
28316 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
28317 (divdf3_internal_lat): Remove.
28318 (divxf3_internal_lat): Remove.
28319 (divxf3_internal_thr): Remove.
28320 (divxf): Use divxf3_internal.
28321 * config/ia64/div.md (divsf3_internal_lat): New.
28322 (divdf3_internal_lat): New.
28323 (divxf3_internal): New.
28325 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28328 * Makefile.in (USE_GCC_STDINT): Define.
28329 (stmp-int-hdrs): Install stdint.h if applicable.
28330 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
28332 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
28333 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
28334 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
28335 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
28336 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
28337 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
28338 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
28339 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
28340 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
28341 (c_common_nodes_and_builtins): Initialize
28342 underlying_wchar_type_node. Do not initialize
28343 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
28344 nodes for new types.
28345 (c_stddef_cpp_builtins): Define macros for new types.
28346 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
28348 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
28349 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
28350 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
28351 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
28352 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
28353 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
28354 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
28355 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
28356 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
28357 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
28358 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
28359 int16_type_node, int32_type_node, int64_type_node,
28360 uint8_type_node, uint16_type_node, c_uint32_type_node,
28361 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
28362 int_least32_type_node, int_least64_type_node,
28363 uint_least8_type_node, uint_least16_type_node,
28364 uint_least32_type_node, uint_least64_type_node,
28365 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
28366 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
28367 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
28368 uintptr_type_node): Define.
28369 * c-cppbuiltin.c (builtin_define_constants,
28370 builtin_define_type_minmax): New.
28371 (builtin_define_stdint_macros): Define more macros.
28372 (c_cpp_builtins): Define more limit macros.
28373 (type_suffix): New.
28374 (builtin_define_type_max): Define in terms of
28375 builtin_define_type_minmax. Remove is_long parameter. All
28377 * config.gcc (use_gcc_stdint): Define.
28378 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
28379 Add newlib-stdint.h for generic targets.
28380 * config/glibc-stdint.h, config/newlib-stdint.h,
28381 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
28382 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
28383 * config/score/score.h (UINTPTR_TYPE): Define.
28384 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
28385 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
28386 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
28387 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
28388 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
28389 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
28390 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
28391 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
28392 * config/spu/spu.h (STDINT_LONG32): Define.
28393 * configure.ac (use_gcc_stdint): Substitute.
28394 * configure: Regenerate.
28395 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
28396 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
28397 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
28398 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
28399 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
28400 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
28401 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
28402 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
28403 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
28404 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
28405 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
28406 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
28407 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
28408 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
28409 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
28410 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
28411 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
28412 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
28413 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
28414 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
28415 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
28416 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
28417 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
28418 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
28419 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
28420 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
28421 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
28422 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
28423 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
28425 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
28427 * loop-iv.c (suitable_set_for_replacement): Renamed from
28428 simplify_using_assignment; changed to return bool and to accept new
28429 args DEST and SRC. Return true iff we find a source/destination pair
28430 that can be used to make a replacement, and fill SRC and DEST if so.
28431 Remove arg ALTERED. Don't deal with altered regs here. All callers
28433 (simplify_using_initial_values): Deal with altered regs here and track
28434 more precisely the effect they have on the validity of our expression.
28436 * loop-iv.c (simplify_using_condition): A condition of the form
28437 (EQ REG CONST) can be used to simply make a substitution.
28438 (simplify_using_initial_values): Keep track of conditions we have seen
28439 and keep using them to simplify new expressions, while applying the
28440 same substitutions to them as to the expression.
28442 * simplify-rtx.c (simplify_relational_operation_1): Simplify
28443 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
28446 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
28447 changed. Use this when trying to improve the upper bound.
28448 Generate the comparison by using simplify_gen_relational.
28450 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
28452 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
28454 (simplify_using_assignment, simplify_using_initial_values): Call
28455 replace_in_expr to make replacements. Call replace_single_def_regs
28456 once on the initial version of the expression.
28458 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28461 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
28463 2009-03-31 Richard Guenther <rguenther@suse.de>
28465 PR middle-end/31029
28466 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
28467 equality comparisons. Fold C - X CMP X if C % 2 == 1.
28469 2009-03-31 Richard Guenther <rguenther@suse.de>
28471 * tree.h (div_if_zero_remainder): Declare.
28472 * fold-const.c (div_if_zero_remainder): Export.
28473 * tree-ssa-forwprop.c
28474 (forward_propagate_addr_into_variable_array_index): Handle
28475 constant array index addition outside of the variable index.
28477 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28480 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
28481 define_splits, floatunssi<mode>2): Require x87 conversions from
28482 DImode to be permitted.
28484 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28486 PR preprocessor/15638
28487 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
28489 2009-03-31 Richard Guenther <rguenther@suse.de>
28491 PR middle-end/23401
28492 PR middle-end/27810
28493 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
28494 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
28495 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
28496 a separate statement.
28497 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
28498 (lookup_tmp_var): Likewise.
28499 (is_gimple_formal_tmp_or_call_rhs): Remove.
28500 (is_gimple_reg_or_call_rhs): Rename to ...
28501 (is_gimple_reg_rhs_or_call): ... this.
28502 (is_gimple_mem_or_call_rhs): Rename to ...
28503 (is_gimple_mem_rhs_or_call): ... this.
28504 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
28505 DECL_GIMPLE_REG_P only if is_formal is true.
28506 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
28507 for non-proper post-modify expression gimplification.
28508 (gimplify_self_mod_expr): For post-modify expressions gimplify
28509 the lvalue to a minimal lvalue.
28510 (rhs_predicate_for): Remove formal temp case.
28511 (gimplify_modify_expr_rhs): Likewise.
28512 (gimplify_addr_expr): Use is_gimple_reg.
28513 (gimplify_expr): Remove formal temp cases.
28514 (gimple_regimplify_operands): Likewise.
28515 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
28516 and FILTER_EXPR like constants.
28517 * gimple.c (walk_gimple_op): Fix val_only initialization, use
28519 (is_gimple_formal_tmp_rhs): Remove.
28520 (is_gimple_reg_rhs): Remove special casing.
28521 (is_gimple_mem_rhs): Fix.
28522 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
28523 (is_gimple_formal_tmp_var): Remove.
28524 (is_gimple_formal_tmp_reg): Likewise.
28525 (is_gimple_min_lval): Allow invariant component ref parts.
28526 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
28527 is_gimple_formal_tmp_reg): Remove declarations.
28528 * tree-cfg.c (verify_expr): Verify that variables with address
28529 taken do not have DECL_GIMPLE_REG_P set.
28530 * tree-mudflap.c (mf_build_check_statement_for): Use
28531 force_gimple_operand instead of gimplify_expr.
28533 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
28535 * modulo-sched.c (sms_schedule_by_order): Pass the actual
28536 schedulable rows to compute_split_row.
28538 2009-03-31 Ben Elliston <bje@au.ibm.com>
28541 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
28544 2009-03-31 Alan Modra <amodra@bigpond.net.au>
28546 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
28547 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
28548 * configure: Regenerate.
28549 * config.in: Regenerate.
28550 * config/rs6000/rs6000.opt (mtls-markers): Add.
28551 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
28552 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
28553 (tls_ld_aix, tls_ld_sysv): Likewise.
28554 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
28555 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
28557 2009-03-31 Alan Modra <amodra@bigpond.net.au>
28559 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
28561 2009-03-30 Jan Hubicka <jh@suse.cz>
28563 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
28565 (tree_remove_unreachable_handlers): Cleanup EH predecestor
28566 detection and label handling.
28568 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28570 * ira-int.h (ira_allocno): Rename left_conflicts_num to
28571 left_conflicts_size.
28572 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
28573 ALLOCNO_LEFT_CONFLICTS_SIZE.
28575 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
28576 remove_allocno_from_bucket_and_push,
28577 allocno_spill_priority_compare, push_allocnos_to_stack,
28578 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
28579 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
28580 (setup_allocno_left_conflicts_num): Ditto. Rename to
28581 setup_allocno_left_conflicts_size.
28582 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
28583 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
28584 setup_allocno_left_conflicts_size instead of
28585 setup_allocno_left_conflicts_num.
28587 * ira-build.c (ira_create_allocno): Use
28588 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
28589 ALLOCNO_LEFT_CONFLICTS_NUM.
28591 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28593 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
28594 instead of DF_LR_OUT.
28596 * ira-lives.c (process_bb_node_lives): Ditto.
28598 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
28599 instead of DF_LR_{OUT,IN}.
28601 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
28603 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
28605 2009-03-30 Jan Hubicka <jh@suse.cz>
28607 * except.c (label_to_region_map): Fix thinko.
28609 2009-03-30 Steve Ellcey <sje@cup.hp.com>
28611 PR middle-end/38237
28612 * tree.h (tree_find_value): New declaration.
28613 * tree.c (tree_find_value): New function.
28614 * varasm.c (assemble_external): Avoid duplicate entries on lists.
28616 2009-03-30 Jakub Jelinek <jakub@redhat.com>
28619 * c-decl.c (struct c_binding): Add locus field.
28620 (bind): Add locus argument, set locus field from it.
28621 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
28622 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
28623 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
28624 implicitly_declare, undeclared_variable, lookup_label,
28625 declare_label, c_make_fname_decl, c_builtin_function,
28626 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
28629 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
28632 * config/i386/i386.c (classify_argument): Check total size of
28635 2009-03-30 Martin Jambor <mjambor@suse.cz>
28637 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
28638 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
28639 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
28642 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
28643 seen_variable_array_ref while also traversing a union.
28645 * tree-inline.c (optimize_inline_calls): Do not call
28646 cgraph_node_remove_callees.
28647 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
28648 (pass_remove_cgraph_callee_edges): New variable.
28649 * passes.c (init_optimization_passes): Add
28650 pass_remove_cgraph_callee_edges after early inlining and before all
28651 late intraprocedural passes.
28653 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
28655 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28657 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
28658 Fix typos in names.
28660 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28662 * combine.c (simplify_comparison): Use have_insn_for.
28663 * dojump.c (do_jump): Likewise.
28665 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28667 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
28668 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
28669 sparc_compare_op0 like sparc_compare_emitted used to be handled.
28670 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
28671 instead of sparc_compare_emitted.
28672 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
28673 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
28674 instead of sparc_compare_emitted.
28676 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28678 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
28679 enter/exit cfglayout mode.
28680 (pass_partition_block): Require it.
28681 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
28682 (combine_instructions): Track basic blocks instead of labels.
28683 (update_cfg_for_uncondjump): New.
28684 (try_combine): Use it. Update jumps after rescanning.
28685 (pass_combine): Require PROP_cfglayout.
28686 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
28688 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28690 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
28691 Provide/destroy PROP_cfglayout respectively.
28692 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
28693 * tree-pass.h (PROP_cfglayout): New.
28695 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28697 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
28698 fold_convert_const_fixed_from_fixed,
28699 fold_convert_const_fixed_from_int,
28700 fold_convert_const_fixed_from_real, fold_negate_const): Do not
28701 set TREE_CONSTANT_OVERFLOW.
28702 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
28703 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
28705 2009-03-30 Ira Rosen <irar@il.ibm.com>
28707 * tree-vect-loop-manip.c: New file.
28708 * tree-vectorizer.c: Update documentation and included files.
28709 (vect_loop_location): Make extern.
28710 (rename_use_op): Move to tree-vect-loop-manip.c
28711 (rename_variables_in_bb, rename_variables_in_loop,
28712 slpeel_update_phis_for_duplicate_loop,
28713 slpeel_update_phi_nodes_for_guard1,
28714 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
28715 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
28716 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
28717 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
28718 find_loop_location): Likewise.
28719 (new_stmt_vec_info): Move to tree-vect-stmts.c.
28720 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
28721 get_vectype_for_scalar_type, vect_is_simple_use,
28722 supportable_widening_operation, supportable_narrowing_operation):
28724 (bb_in_loop_p): Move to tree-vect-loop.c.
28725 (new_loop_vec_info, destroy_loop_vec_info,
28726 reduction_code_for_scalar_code, report_vect_op,
28727 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
28728 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
28729 (vect_supportable_dr_alignment): Likewise.
28730 * tree-vectorizer.h (tree-data-ref.h): Include.
28731 (vect_loop_location): Declare.
28732 Reorganize function declarations according to the new file structure.
28733 * tree-vect-loop.c: New file.
28734 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
28735 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
28736 * tree-vect-data-refs.c: New file.
28737 * tree-vect-patterns.c (timevar.h): Don't include.
28738 * tree-vect-stmts.c: New file.
28739 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
28740 tree-vect-slp.c, tree-vect-loop.c.
28741 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
28742 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
28743 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
28744 (tree-vect-analyze.o): Remove.
28745 (tree-vect-transform.o): Likewise.
28746 (tree-vect-data-refs.o): Add rule.
28747 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
28748 tree-vect-slp.o): Likewise.
28749 (tree-vect-patterns.o): Remove redundant dependencies.
28750 (tree-vectorizer.o): Likewise.
28751 * tree-vect-slp.c: New file.
28753 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28755 * optc-gen.awk: Warn if an option flag has multiple different
28758 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
28760 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
28761 -floop-block): Document dependences on PPL, CLooG and Graphite.
28763 2009-03-30 Joseph Myers <joseph@codesourcery.com>
28765 PR rtl-optimization/323
28766 * c-common.c (c_fully_fold, convert_and_check,
28767 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
28768 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
28769 * c-common.def (EXCESS_PRECISION_EXPR): New.
28770 * c-cppbuiltin.c (builtin_define_float_constants): Define
28771 constants with enough digits for long double.
28772 * c-lex.c (interpret_float): Interpret constant with excess
28773 precision where appropriate.
28774 * c-opts.c (c_common_post_options): Set
28775 flag_excess_precision_cmdline. Give an error for
28776 -fexcess-precision=standard for C++ for processors where the
28777 option is significant.
28778 * c-parser.c (c_parser_conditional_expression): Handle excess
28779 precision in condition.
28780 * c-typeck.c (convert_arguments): Handle arguments with excess
28782 (build_unary_op): Move excess precision outside operation.
28783 (build_conditional_expr): Likewise.
28784 (build_compound_expr): Likewise.
28785 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
28786 (build_modify_expr): Handle excess precision in RHS.
28787 (convert_for_assignment): Handle excess precision in converted
28789 (digest_init, output_init_element, process_init_element): Handle
28790 excess precision in initializer.
28791 (c_finish_return): Handle excess precision in return value.
28792 (build_binary_op): Handle excess precision in operands and add
28793 excess precision as needed for operation.
28794 * common.opt (-fexcess-precision=): New option.
28795 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
28796 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
28797 For standard excess precision, output explicit conversion to and
28798 truncation from XFmode.
28799 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
28800 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
28801 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
28802 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
28803 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
28804 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
28805 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
28806 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
28807 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
28808 define_splits, sqrt<mode>2): Disable where appropriate for
28809 standard excess precision.
28810 * convert.c (convert_to_real): Do not shorten arithmetic to type
28811 for which excess precision would be used.
28812 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
28813 * doc/invoke.texi (-fexcess-precision=): Document option.
28814 (-mfpmath=): Correct index entry.
28815 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
28816 flag_excess_precision): New.
28817 * langhooks.c (lhd_post_options): Set
28818 flag_excess_precision_cmdline.
28819 * opts.c (common_handle_option): Handle -fexcess-precision=.
28820 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
28821 init_excess_precision): New.
28822 (lang_dependent_init_target): Call init_excess_precision.
28823 * tree.c (excess_precision_type): New.
28824 * tree.h (excess_precision_type): Declare.
28826 2009-03-30 Joseph Myers <joseph@codesourcery.com>
28829 * c-typeck.c (build_component_ref): Do not copy qualifiers from
28830 non-lvalue to component.
28832 2009-03-29 Joseph Myers <joseph@codesourcery.com>
28834 PR preprocessor/34695
28835 * Makefile.in (c-opts.o): Depend on c-tree.h.
28836 * c-common.c: Move down include of diagnostic.h.
28837 (done_lexing, c_cpp_error): New.
28838 * c-common.h (done_lexing): Declare.
28839 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
28841 * c-opts.c: Include c-tree.h.
28842 (c_common_init_options): Set preprocessor error callback.
28843 (c_common_handle_option): Do not set preprocessor
28844 inhibit_warnings, warnings_are_errors, warn_system_headers,
28845 pedantic_errors or inhibit_warnings flags.
28846 (c_common_post_options): Do not check cpp_errors (parse_in).
28847 (c_common_finish): Do not output dependencies if there were
28848 errors. Do not check return value of cpp_finish.
28849 * c-ppoutput.c (pp_file_change): Set input_location.
28850 * c-tree.h (c_cpp_error): Declare.
28851 * diagnostic.c (diagnostic_set_info_translated): Also initialize
28853 (diagnostic_build_prefix): Check override_column.
28854 * diagnostic.h (diagnostic_info): Add override_column field.
28855 (diagnostic_override_column): Define.
28857 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
28859 * c-common.c (c_expand_expr, c_staticp): Remove.
28860 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
28861 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
28862 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
28863 * c-gimplify.c (gimplify_compound_literal_expr,
28864 optimize_compound_literals_in_ctor): Remove.
28865 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
28866 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
28867 * c-semantics.c (emit_local_var): Remove.
28869 * langhooks-def.h (lhd_expand_expr): Remove.
28870 * langhooks.c (lhd_expand_expr): Remove.
28871 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
28873 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
28874 handling from c-semantics.c; don't call into langhook.
28875 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
28876 * gimplify.c (gimplify_compound_literal_expr,
28877 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
28878 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
28879 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
28880 as was done in c-gimplify.c.
28881 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
28882 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
28883 Move from c-common.h.
28884 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
28886 * tree.c (staticp): Do not call langhook.
28887 * langhooks.c (lhd_staticp): Delete.
28888 * langhooks-def.h (lhd_staticp): Delete prototype.
28889 (LANG_HOOKS_STATICP): Delete.
28890 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
28892 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
28893 instead of DECL_STMTs.
28895 2009-03-29 Joseph Myers <joseph@codesourcery.com>
28903 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
28905 (fold_call_expr): Return a NOP_EXPR from folding rather than the
28906 contained expression.
28907 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
28908 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
28909 conditional expressions for C.
28910 (decl_constant_value_for_optimization): Move from
28911 decl_constant_value_for_broken_optimization in c-typeck.c. Check
28912 whether optimizing and that the expression is a VAR_DECL not of
28913 array type instead of doing such checks in the caller. Do not
28914 check pedantic. Call gcc_unreachable for C++.
28915 * c-common.def (C_MAYBE_CONST_EXPR): New.
28916 * c-common.h (c_fully_fold, c_save_expr,
28917 decl_constant_value_for_optimization): New prototypes.
28918 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
28919 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
28920 EXPR_INT_CONST_OPERANDS): Define.
28921 * c-convert.c (convert): Strip nops from expression.
28922 * c-decl.c (groktypename): Take extra parameters expr and
28923 expr_const_operands. Update call to grokdeclarator.
28924 (start_decl): Update call to grokdeclarator. Add statement for
28925 expressions used in type of decl.
28926 (grokparm): Update call to grokdeclarator.
28927 (push_parm_decl): Update call to grokdeclarator.
28928 (build_compound_literal): Add parameter non_const and build a
28929 C_MAYBE_COSNT_EXPR if applicable.
28930 (grokdeclarator): Take extra parameters expr and
28931 expr_const_operands. Track expressions used in declaration
28932 specifiers and declarators. Fold array sizes and track whether
28933 they are constant expressions and whether they are integer
28934 constant expressions.
28935 (parser_xref_tag): Set expr and expr_const_operands fields in
28937 (grokfield): Update call to grokdeclarator.
28938 (start_function): Update call to grokdeclarator.
28939 (build_null_declspecs): Set expr and expr_const_operands fields in
28941 (declspecs_add_type): Handle expressions in typeof specifiers.
28942 * c-parser.c (c_parser_declspecs): Set expr and
28943 expr_const_operands fields for declaration specifiers.
28944 (c_parser_enum_specifier): Likewise.
28945 (c_parser_struct_or_union_specifier): Likewise.
28946 (c_parser_typeof_specifier): Likewise. Update call to
28947 groktypename. Fold expression as needed. Return expressions with
28948 type instead of adding statements.
28949 (c_parser_attributes): Update calls to c_parser_expr_list.
28950 (c_parser_statement_after_labels): Fold expression before passing
28951 to objc_build_throw_stmt.
28952 (c_parser_condition): Fold expression.
28953 (c_parser_asm_operands): Fold expression.
28954 (c_parser_conditional_expression): Use c_save_expr. Update call
28955 to build_conditional_expr.
28956 (c_parser_alignof_expression): Update call to groktypename.
28957 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
28958 original_code. Fold expression argument of va_arg. Create
28959 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
28960 argument to va_arg. Update calls to groktypename. Fold array
28961 index for offsetof. Verify that first argument to
28962 __builtin_choose_expr has integer type.
28963 (c_parser_postfix_expression_after_paren_type): Update calls to
28964 groktypename and build_compound_literal. Handle expressions with
28965 side effects in type name.
28966 (c_parser_postfix_expression_after_primary): Update call to
28967 c_parser_expr_list. Set original_code for calls to
28968 __builtin_constant_p.
28969 (c_parser_expr_list): Take extra parameter fold_p. Fold
28970 expressions if requested.
28971 (c_parser_objc_type_name): Update call to groktypename.
28972 (c_parser_objc_synchronized_statement): Fold expression.
28973 (c_parser_objc_receiver): Fold expression.
28974 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
28975 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
28976 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
28977 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
28978 (struct c_typespec): Add elements expr and expr_const_operands.
28979 (struct c_declspecs): Add elements expr and expr_const_operands.
28980 (groktypename, build_conditional_expr, build_compound_literal):
28982 (in_late_binary_op): Declare.
28983 * c-typeck.c (note_integer_operands): New function.
28984 (in_late_binary_op): New variable.
28985 (decl_constant_value_for_broken_optimization): Move to c-common.c
28986 and rename to decl_constant_value_for_optimization.
28987 (default_function_array_conversion): Do not strip nops.
28988 (default_conversion): Do not call
28989 decl_constant_value_for_broken_optimization.
28990 (build_array_ref): Do not fold result.
28991 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
28992 result when operand is a VLA.
28993 (c_expr_sizeof_type): Update call to groktypename. Handle
28994 expressions included in type name. Use C_MAYBE_CONST_EXPR for
28995 result when operand names a VLA type.
28996 (build_function_call): Update call to build_compound_literal.
28997 Only fold result for calls to __builtin_* functions. Strip
28998 NOP_EXPR from INTEGER_CST returned from such functions. Fold
28999 the function designator.
29000 (convert_arguments): Fold arguments. Update call to
29001 convert_for_assignment.
29002 (build_unary_op): Handle increment and decrement of
29003 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
29004 decrement earlier. Fold operand of increment and decrement.
29005 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
29006 built for integer operand. Wrap returns that are INTEGER_CSTs
29007 without being integer constant expressions or that have integer
29008 constant operands without being INTEGER_CSTs.
29009 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
29010 (build_conditional_expr): Add operand ifexp_bcp. Track whether
29011 result is an integer constant expression or can be used in
29012 unevaluated parts of one and avoid folding and wrap as
29013 appropriate. Fold operands before possibly doing -Wsign-compare
29015 (build_compound_expr): Wrap result for C99 if operands can be used
29016 in integer constant expressions.
29017 (build_c_cast): Update call to digest_init. Do not ignore
29018 overflow from casting floating-point constants to integers. Wrap
29019 results that could be confused with integer constant expressions,
29020 null pointer constants or floating-point constants.
29021 (c_cast_expr): Update call to groktypename. Handle expressions
29022 included in type name.
29023 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
29024 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
29025 Update calls to convert_for_assignment.
29026 (convert_for_assignment): Take new parameter
29027 null_pointer_constant. Do not strip nops or call
29028 decl_constant_value_for_broken_optimization. Set
29029 in_late_binary_op for conversions to boolean.
29030 (store_init_value): Update call to digest_init.
29031 (digest_init): Take new parameter null_pointer_constant. Do not
29032 call decl_constant_value_for_broken_optimization. pedwarn for
29033 initializers not constant expressions. Update calls to
29034 convert_for_assignment.
29035 (constructor_nonconst): New.
29036 (struct constructor_stack): Add nonconst element.
29037 (really_start_incremental_init, push_init_level, pop_init_level):
29038 Handle constructor_nonconst and nonconst element.
29039 (set_init_index): Call constant_expression_warning for array
29041 (output_init_element): Fold value. Set constructor_nonconst as
29042 applicable. pedwarn for initializers not constant expressions.
29043 Update call to digest_init. Call constant_expression_warning
29044 where constant initializers are required.
29045 (process_init_element): Use c_save_expr.
29046 (c_finish_goto_ptr): Fold expression.
29047 (c_finish_return): Fold return value. Update call to
29048 convert_for_assignment.
29049 (c_start_case): Fold switch expression.
29050 (c_process_expr_stmt): Fold expression.
29051 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
29052 ensure statement expression is not evaluated in constant expression.
29053 (build_binary_op): Track whether results are integer constant
29054 expressions or may occur in such, disable folding and wrap results
29055 as applicable. Fold operands for -Wsign-compare warnings unless
29057 (c_objc_common_truthvalue_conversion): Handle results folded to
29058 integer constants that are not integer constant expressions.
29059 * doc/extend.texi: Document when typeof operands are evaluated,
29060 that condition of __builtin_choose_expr is an integer constant
29061 expression, and more about use of __builtin_constant_p in
29064 2009-03-29 Richard Guenther <rguenther@suse.de>
29066 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
29067 propagate addresses of array references.
29069 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
29071 * regmove.c (perhaps_ends_bb_p): Remove.
29072 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
29073 from INSN and check that the main loop stays within that basic block.
29074 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
29075 (regmove_forward_pass): Split out from regmove_optimize. Use
29076 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
29077 (regmove_backward_pass): Split out from regmove_optimize. Use
29078 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
29079 (regmove_optimize): Simplify.
29081 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
29084 * config/i386/i386.c (classify_argument): Ignore flexible array
29085 member in struct and warn ABI change.
29087 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
29089 * config/i386/i386-protos.h (ix86_agi_dependent): New.
29091 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
29092 (ix86_adjust_cost): Updated.
29094 2009-03-29 Jan Hubicka <jh@suse.cz>
29096 PR middle-end/28850
29097 * tree-pass.h (pass_cleanup_eh): New function.
29098 (remove_unreachable_regions): Break code handling RTL
29099 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
29100 that can not be reached by runtime.
29101 (can_be_reached_by_runtime): New function.
29102 (label_to_region_map): New function.
29103 (num_eh_regions): New function.
29104 (rtl_remove_unreachable_regions): New function.
29105 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
29106 (remove_eh_region): New function.
29107 * except.h: Include sbitmap and vecprim.
29108 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
29109 num_eh_regions): Declare.
29110 * passes.c (init_optimization_passes): Schedule cleanup_eh.
29111 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
29112 * tree-eh.c (tree_remove_unreachable_handlers): New function.
29113 (tree_empty_eh_handler_p): New function.
29114 (cleanup_empty_eh): New function.
29115 (cleanup_eh): New function.
29116 (pass_cleanup_eh): New function.
29118 2009-03-29 Jan Hubicka <jh@suse.cz>
29120 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
29121 for removed regions.
29123 2009-03-29 Jan Hubicka <jh@suse.cz>
29125 * except.c (dump_eh_tree): Dump all datastructures.
29127 2009-03-29 Jan Hubicka <jh@suse.cz>
29129 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
29130 (duplicate_eh_regions_1): Likewise.
29131 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
29132 vector; call EH verification.
29133 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
29134 Be ready for region being removed.
29136 2009-03-29 Jan Hubicka <jh@suse.cz>
29138 * bitmap.c (bitmap_last_set_bit): New function.
29139 * bitmap.h (bitmap_last_set_bit): Declare.
29141 2009-03-29 David Ayers <ayers@fsfe.org>
29144 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
29145 by calling objc_compare_types and surpress warnings about
29146 incompatible C pointers that are compatible ObjC pointers.
29148 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
29150 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
29151 call initialize_inline_failed.
29152 (initialize_inline_failed): Move it from here ...
29153 * cgraph.c (initialize_inline_failed): ... to here.
29154 (cgraph_create_edge): Call initialize_inline_failed rather than
29155 setting inline_failed directly.
29157 2009-03-29 Ben Elliston <bje@au.ibm.com>
29160 * sysv4.opt (msdata): Improve comment.
29161 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
29162 * sysv4.h (SVR4_ASM_SPEC): Likewise.
29164 2009-03-29 Ben Elliston <bje@au.ibm.com>
29167 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
29168 load and store attributes.
29170 2009-03-29 Ben Elliston <bje@au.ibm.com>
29172 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
29173 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
29174 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
29175 * doc/extend.texi (X86 Built-in Functions): Add index entries for
29176 __builtin_infq and __builtin_huge_valq.
29178 2009-03-28 Anatoly Sokolov <aesok@post.ru>
29180 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
29182 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
29183 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
29185 2009-03-28 Xinliang David Li <davidxl@google.com>
29187 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
29188 (do_dbg_cnt): New function.
29190 2009-03-28 Jan Hubicka <jh@suse.cz>
29192 Merge from pretty-ipa:
29194 2009-03-27 Jan Hubicka <jh@suse.cz>
29196 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
29197 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
29198 * passes.c (function_called_by_processed_nodes_p): New.
29199 * ipa-pure-const.c (check_call): Fix handling of operands.
29200 (analyze_function): Dump debug output for skipped bodies.
29201 (local_pure_const): Use function_called_by_processed_nodes_p.
29202 * dwarf2out.c (reference_to_unused): Use output.
29203 * passes.c (do_per_function_toporder): Likewise.
29205 2008-11-12 Jan Hubicka <jh@suse.cz>
29207 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
29208 * ipa-pure-const.c (funct_state_d): Add can throw field; make
29209 state_set_in_source enum
29210 (check_decl): Ignore memory tags; do not set fake looping flags;
29212 (check_operand, check_tree, check_rhs_var, check_lhs_var,
29213 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
29214 (check_call, analyze_function): Rewrite.
29216 (add_new_function): Update call of analyze_function.
29217 (generate_summary): Add call of analyze_function.
29218 (propagate): Propagate can_throw; handle state_set_in_source correctly.
29219 (local_pure_const): New function.
29220 (pass_local_pure_const): New pass.
29221 * ipa-inline.c (inline_transform): Set after_inlining.
29222 * tree-eh.c (stmt_can_throw_external): New.
29223 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
29224 work with aliasing built.
29225 * tree-flow.h (stmt_can_throw_external): New.
29226 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
29227 and local pure/const pass in early and late optimization queue.
29229 2009-03-28 Martin Jambor <mjambor@suse.cz>
29231 * fold-const.c (get_pointer_modulus_and_residue): New parameter
29233 (fold_binary): Allow function decl aligment consideration is the
29234 second argument is integer constant one.
29235 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
29236 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
29237 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
29239 2009-03-28 Jan Hubicka <jh@suse.cz>
29241 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
29242 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
29243 * function.h (rtl_data): Add nothrow flag.
29244 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
29245 set DECL_NOTHROW for AVAILABLE functions.
29247 2009-03-28 Jakub Jelinek <jakub@redhat.com>
29249 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
29250 following vector keyword has expansion starting with pixel or bool
29251 keyword, expand vector to __vector and pixel or bool to __pixel or
29255 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
29256 warn_if_disallowed_function_p): Removed.
29257 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
29258 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
29259 warning_if_disallowed_function_p.
29260 * flags.h (warn_if_disallowed_function_p,
29261 warn_disallowed_functions): Removed.
29262 * common.opt (Wdisallowed-function-list=): Removed.
29263 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
29265 2009-03-28 Richard Guenther <rguenther@suse.de>
29267 PR tree-optimization/38723
29268 * tree-ssa-pre.c (compute_avail): Add all default definitions to
29271 2009-03-28 Jan Hubicka <jh@suse.cz>
29273 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
29274 test introduced by my previous patch.
29276 2009-03-28 Richard Guenther <rguenther@suse.de>
29278 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
29279 the PHIs value undefined.
29281 2009-03-28 Jan Hubicka <jh@suse.cz>
29283 * tree-pass.h (pass_fixup_cfg): New pass.
29284 * ipa-inline.c (inline_transform): Set
29285 always_inline_functions_inlined/after_inlining.
29286 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
29287 (pass_fixup_cfg): New pass.
29288 * passes.c (init_optimization_passes): Add fixup_cfg.
29290 2009-03-28 Richard Guenther <rguenther@suse.de>
29292 PR tree-optimization/38458
29293 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
29294 argument use the arguments copy-of value.
29296 2009-03-28 Richard Guenther <rguenther@suse.de>
29298 PR tree-optimization/38180
29299 * tree-ssa-ccp.c (get_default_value): Simplify.
29300 (likely_value): Likewise.
29301 (surely_varying_stmt_p): Properly handle VOP case.
29302 (ccp_initialize): Likewise.
29303 (ccp_fold): Handle propagating through *&.
29304 (fold_const_aggregate_ref): Also handle decls.
29306 2009-03-28 Jan Hubicka <jh@suse.cz>
29308 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
29309 * cgraph.h (cgraph_node): Likewise.
29310 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
29311 (cgraph_reset_node): Use process flag.
29312 (cgraph_mark_functions_to_output): Likewise.
29313 (cgraph_expand_function): Likewise.
29314 (cgraph_expand_all_functions): Likewise.
29315 (cgraph_output_in_order): Likewise.
29316 * dwarf2out.c (reference_to_unused): Likewise.
29317 * passes.c do_per_function_toporder): Likewise.
29319 2009-03-28 Jan Hubicka <jh@suse.cz>
29321 Bring from lto-branch:
29323 2008-09-03 Doug Kwan <dougkwan@google.com>
29325 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
29326 enums instead of reason strings.
29327 * cgraph.c (cgraph_create_edge): Same.
29328 (cgraph_inline_failed_string): New function.
29329 * cgraph.h (cgraph_inline_failed_t): New enum type.
29330 (cgraph_inline_failed_string): New prototype.
29331 (struct cgraph_edge): Change type of INLINED_FAILED from constant
29332 char pointer to cgraph_inline_failed_t.
29333 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
29334 (cgraph_default_inline_p): Ditto.
29335 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
29336 to cgraph_inline_failed_t pointer.
29337 * cif-code.def: New file.
29338 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
29340 (cgraph_check_inline_limits): Change type of REASON to pointer to
29341 cgraph_inline_failed_t. Replace reason strings with enums.
29342 (cgraph_default_inline_p): Ditto.
29343 (cgraph_recursive_inlining_p): Ditto.
29344 (update_caller_keys): Change type of FAILED_REASON to
29345 cgraph_inline_failed_t.
29346 (cgraph_set_inline_failed): Change type of REASON to pointer to
29347 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
29348 convert enums to strings for text output.
29349 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
29350 to be of type cgraph_inline_failed_t. Replace reason strings with
29351 enums. Call cgraph_inline_failed_string to covert enums
29352 to strings for text output.
29353 (cgraph_decide_inlining): Replace reason strings with enums.
29354 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
29355 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
29357 * tree-inline.c (expand_call_inline): Change type of REASON
29358 to cgraph_inline_failed_t. Replace reason strings with enums.
29359 Call cgraph_inline_failed_string for text output.
29360 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
29363 2009-03-28 Jan Hubicka <jh@suse.cz>
29365 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
29366 cgraph_clone_node): Remove master clone handling.
29367 (cgraph_is_master_clone, cgraph_master_clone): Remove.
29368 * cgraph.h (master_clone): Remove.
29369 (cgraph_is_master_clone, cgraph_master_clone): Remove.
29370 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
29371 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
29373 2009-03-28 Jan Hubicka <jh@suse.cz>
29375 * cgraph.c (cgraph_function_body_availability): Functions declared
29376 inline are always safe to assume that it is not going to be replaced.
29378 2009-03-28 Richard Guenther <rguenther@suse.de>
29380 PR tree-optimization/38513
29381 * tree-ssa-pre.c (eliminate): Remove redundant stores.
29382 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
29383 EXC_PTR_EXPR and FILTER_EXPR.
29384 (get_ref_from_reference_ops): Likewise.
29386 2009-03-28 Richard Guenther <rguenther@suse.de>
29388 PR tree-optimization/38968
29389 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
29390 Use FLOOR_MOD_EXPR to compute misalignment.
29392 2009-03-28 Richard Guenther <rguenther@suse.de>
29394 PR tree-optimization/37795
29395 * tree.h (combine_comparisons): Declare.
29396 * fold-const.c (combine_comparisons): Export.
29397 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
29399 (ifcombine_iforif): Use combine_comparisons.
29401 2009-03-28 Jan Hubicka <jh@suse.cz>
29403 * tree-eh.c (inlinable_call_p): New function.
29404 (make_eh_edges): Use it.
29405 (verify_eh_edges): Use it.
29406 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
29407 * except.c (reachable_next_level): Add inlinable_function argument
29408 (sjlj_find_directly_reachable_regions): Update.
29409 (add_reachable_handler): Do not set saw_any_handlers.
29410 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
29411 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
29412 Add new inlinable call parameter.
29413 (can_throw_internal, can_throw_external): Update.
29414 * except.h (can_throw_internal_1, can_throw_external_1,
29415 foreach_reachable_handler): Update declaration.
29417 2009-03-28 Joseph Myers <joseph@codesourcery.com>
29419 * config/arm/t-arm-coff, config/h8300/coff.h,
29420 config/i386/i386-aout.h, config/i386/i386-coff.h,
29421 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
29422 config/pdp11/2bsd.h, config/rs6000/aix41.h,
29423 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
29424 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
29425 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
29426 sys-types.h: Remove.
29427 * Makefile.in: Remove protoize and fixproto support and references
29429 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
29430 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
29432 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
29433 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
29434 unprotoize$(exeext).
29435 (rest.encap): Don't depend on $(STMP_FIXPROTO)
29436 (.PHONY): Don't depend on proto.
29437 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
29438 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
29439 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
29440 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
29441 build/gen-protos.o, build/scan.o, xsys-protos.h,
29442 build/fix-header$(build_exeext), build/fix-header.o,
29443 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
29444 stmp-install-fixproto): Remove.
29445 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
29446 SYSCALLS.c or fixproto files.
29447 (install-common): Don't install protoize.
29448 (install-headers-tar, install-headers-cpio, install-headers-cp):
29449 Don't depend on $(STMP_FIXPROTO).
29450 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
29451 install fixproto files or write out fixproto settings.
29452 (uninstall): Don't uninstall protoize.
29453 * config.gcc (use_fixproto): Remove.
29454 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
29455 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
29456 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
29457 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
29458 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
29459 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
29460 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
29461 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
29462 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
29463 * config/t-vxworks (STMP_FIXPROTO): Remove.
29464 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
29465 STMP_FIXPROTO): Remove.
29466 * config.in, configure: Regenerate.
29467 * crtstuff.c (gid_t, uid_t): Don't undefine.
29468 * doc/install.texi: Change m68k-coff to m68k-elf in example.
29469 (arm-*-coff, arm-*-aout: Remove target entries.
29470 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
29471 Remove mention of AIX 4.1.
29472 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
29473 * doc/invoke.texi (Running Protoize): Remove.
29474 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
29475 (Protoize Caveats): Remove.
29476 * tsystem.h: Update comments on headers assumed to exist.
29478 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
29480 * genautomata.c: Add a new year to the copyright. Add a new
29482 (struct insn_reserv_decl): Add comments for member bypass_list.
29483 (find_bypass): Remove.
29484 (insert_bypass): New.
29485 (process_decls): Use insert_bypass.
29486 (output_internal_insn_latency_func): Output all bypasses with the
29487 same input insn in one switch case.
29489 * rtl.def (define_bypass): Describe bypass choice.
29490 * doc/md.texi (define_bypass): Ditto.
29492 2009-03-27 Richard Guenther <rguenther@suse.de>
29494 * gimplify.c (mark_addressable): Export.
29495 * tree-flow.h (mark_addressable): Declare.
29496 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
29497 * tree-ssa.c (verify_phi_args): Verify that address taken
29498 variables have TREE_ADDRESSABLE set.
29500 2009-03-27 Richard Guenther <rguenther@suse.de>
29502 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
29503 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
29504 Do not mark decls TREE_ADDRESSABLE.
29505 (build_fold_addr_expr): Adjust.
29506 (fold_addr_expr): Remove.
29507 (fold_unary): Use build_fold_addr_expr.
29508 (fold_comparison): Likewise.
29509 (split_address_to_core_and_offset): Likewise.
29510 * coverage.c (tree_coverage_counter_addr): Mark the array decl
29512 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
29513 (gimplify_modify_expr_to_memcpy): Mark source and destination
29515 * omp-low.c (create_omp_child_function): Mark the object decl
29517 (lower_rec_input_clauses): Mark the var we take the address of
29519 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
29521 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29523 PR middle-end/39315
29524 * cfgexpand.c (expand_one_stack_var_at): Change alignment
29525 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
29527 2009-03-27 Richard Guenther <rguenther@suse.de>
29529 PR tree-optimization/39120
29530 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
29532 (handle_lhs_call): Process return constraints. Add escape
29533 constraints if necessary.
29534 (handle_const_call): Fill out return constraints. Make nested
29535 case more precise. Avoid consttmp if possible.
29536 (handle_pure_call): Fill out return constraints. Avoid
29537 callused if possible.
29538 (find_func_aliases): Simplify call handling.
29540 2009-03-27 Richard Guenther <rguenther@suse.de>
29542 PR tree-optimization/39120
29543 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
29544 as a representative.
29545 (solve_graph): Do propagate CALLUSED.
29546 (handle_pure_call): Use a scalar constraint from CALLUSED for
29548 (find_what_p_points_to): CALLUSED shall not appear in poins-to
29551 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29554 * c-common.c (handle_aligned_attribute): Properly check alignment
29555 overflow. Use (1U << i) instead of (1 << i).
29557 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
29559 * expr.h (get_mem_align_offset): Updated.
29561 * tree.h (tree_decl_common): Change align to "unsigned int" and
29562 move it before pointer_alias_set.
29564 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29565 Jakub Jelinek <jakub@redhat.com>
29568 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
29569 gr_register_operand with gr_reg_or_0_operand.
29570 (cmpxchg_rel_di): Likewise.
29571 (sync_lock_test_and_set<mode>): Likewise.
29573 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29575 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
29576 (true_regnum): Likewise.
29578 * rtlanal.c (subreg_info): Moved to ...
29579 * rtl.h (subreg_info): Here. New.
29580 (subreg_get_info): New.
29582 * rtlanal.c (subreg_get_info): Make it extern.
29584 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29587 * config/i386/i386.c (ix86_abi): New.
29588 (override_options): Handle -mabi=.
29589 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
29590 (ix86_call_abi_override): Likewise.
29591 (init_cumulative_args): Likewise.
29592 (function_arg_advance): Likewise.
29593 (function_arg_64): Likewise.
29594 (function_arg): Likewise.
29595 (ix86_pass_by_reference): Likewise.
29596 (ix86_function_value_regno_p): Likewise.
29597 (ix86_build_builtin_va_list_abi): Likewise.
29598 (setup_incoming_varargs_64): Likewise.
29599 (is_va_list_char_pointer): Likewise.
29600 (ix86_init_machine_status): Likewise.
29601 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
29602 (ix86_function_type_abi): Return enum calling_abi. Rewrite
29603 for 64bit. Replace DEFAULT_ABI with ix86_abi.
29604 (ix86_function_abi): Make it static and return enum calling_abi.
29605 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
29607 (ix86_fn_abi_va_list): Updated.
29609 * config/i386/i386.h (ix86_abi): New.
29610 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
29611 (CONDITIONAL_REGISTER_USAGE): Likewise.
29612 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
29613 (machine_function): Likewise.
29615 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
29617 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
29618 (STACK_BOUNDARY): Likewise.
29619 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
29621 * config/i386/i386.opt (mabi=): New.
29623 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
29624 return enum calling_abi.
29625 (ix86_function_type_abi): Likewise.
29626 (ix86_function_abi): Removed.
29628 * doc/invoke.texi: Document -mabi= option for x86.
29630 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29632 * builtins.c (real_dconstp): Delete.
29633 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
29635 2009-03-27 Dodji Seketeli <dodji@redhat.com>
29636 Jakub Jelinek <jakub@redhat.com>
29639 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
29640 (gen_subprogram_die): When a function is explicit, generate the
29641 DW_AT_explicit attribute.
29642 * langhooks.h (struct lang_hooks_for_decls): Add
29643 function_decl_explicit_p langhook.
29644 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
29645 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
29647 2009-03-27 Jakub Jelinek <jakub@redhat.com>
29649 * builtins.c (fold_builtin_memory_op): Optimize memmove
29650 into memcpy if we can prove source and destination don't overlap.
29652 * tree-inline.c: Include gt-tree-inline.h.
29653 (clone_fn_id_num): New variable.
29654 (clone_function_name): New function.
29655 (tree_function_versioning): Use it.
29656 * Makefile.in (GTFILES): Add tree-inline.c.
29658 2009-03-27 Mark Mitchell <mark@codesourcery.com>
29660 * BASE-VER: Change to 4.5.0.
29662 2009-03-27 Xinliang David Li <davidxl@google.com>
29664 PR tree-optimization/39557
29665 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
29667 2009-03-27 Xinliang David Li <davidxl@google.com>
29669 PR tree-optimization/39548
29670 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
29673 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29675 * c-common.c (pointer_int_sum): Use %wd on return from
29678 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29680 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
29681 on return from tree_low_cst.
29683 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
29686 * ginclude/stdarg.h (va_copy): Define also for
29687 __GXX_EXPERIMENTAL_CXX0X__.
29689 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29692 * builtins.h (c_strlen): Do not warn here.
29693 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
29694 * c-common.c (pointer_int_sum): Take an explicit location.
29695 Warn about offsets out of bounds.
29696 * c-common.h (pointer_int_sum): Adjust declaration.
29698 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29700 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
29703 2009-03-26 Jakub Jelinek <jakub@redhat.com>
29706 * opts.c (warn_if_disallowed_function_p): Don't assume
29707 get_callee_fndecl must return non-NULL.
29709 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
29711 PR rtl-optimization/39522
29712 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
29713 when reg_reloaded_valid is set.
29715 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29717 * config/spu/divv2df3.c: New file.
29718 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
29719 (DPBIT_FUNCS): Filter out _div_df.
29721 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
29723 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
29724 a jump insn, count that jump in the distance to the loop start.
29726 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
29729 * config/sh/sh.c (calc_live_regs): Fix condition for global
29730 registers except PIC_OFFSET_TABLE_REGNUM.
29732 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
29735 * doc/invoke.texi (-mconsole): New.
29737 (-mno-cygwin): New.
29739 (-mnop-fun-dllimport): New.
29743 (sub section "i386 and x86-64 Windows Options"): New.
29745 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
29747 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
29748 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
29750 2009-03-25 Richard Guenther <rguenther@suse.de>
29752 PR middle-end/39497
29753 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
29756 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
29758 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
29759 neither of haifa/selective schedulers are working.
29761 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29763 * doc/invoke.texi (Debugging Options): Fix description of
29764 -fno-merge-debug-strings.
29766 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
29768 * config/cris/libgcc.ver: New version-script.
29769 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
29771 * configure.ac <GAS features, nop mnemonic>: Add pattern
29772 crisv32-*-* for "nop".
29773 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
29774 * configure: Regenerate.
29776 2009-03-24 Ira Rosen <irar@il.ibm.com>
29778 PR tree-optimization/39529
29779 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
29780 mark_sym_for_renaming for the tag copied to the new vector
29783 2009-03-24 Arthur Loiret <aloiret@debian.org>
29785 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
29786 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
29787 EXTRA_SPEC_FUNCTIONS.
29788 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
29789 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
29790 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
29791 -march and -mtune options.
29793 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
29795 * config/m68k/t-rtems: Add m5329 multilib.
29797 2009-03-24 Dodji Seketeli <dodji@redhat.com>
29798 Jakub Jelinek <jakub@redhat.com>
29801 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
29804 2009-03-23 Jakub Jelinek <jakub@redhat.com>
29807 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
29808 instead of c_parser_expression_conv, if original_code isn't one of the
29809 4 allowed comparison codes, fail.
29811 2009-03-23 Richard Guenther <rguenther@suse.de>
29813 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
29814 * tree.h (struct tree_type): Likewise.
29815 * reload.h (struct insn_chain): Likewise.
29816 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
29817 * function.h (struct function): Likewise.
29818 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
29820 2009-03-23 Jakub Jelinek <jakub@redhat.com>
29822 PR tree-optimization/39516
29823 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
29825 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
29827 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
29828 should be set true if BITS_PER_WORD of target is bigger than 32
29830 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
29832 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
29833 Translate -B-options to -rpath-link. Correct existing
29834 rpath-link and conditionalize on !nostdlib.
29836 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29838 * doc/extend.texi (Function Attributes, Variable Attributes):
29840 * doc/invoke.texi (Debugging Options, Optimize Options)
29841 (i386 and x86-64 Options, MCore Options): Likewise.
29843 2009-03-20 Jakub Jelinek <jakub@redhat.com>
29846 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
29847 it for block local namespace aliases.
29848 (gen_decl_die): Pass context_die to gen_namespace_die.
29850 2009-03-19 Jakub Jelinek <jakub@redhat.com>
29853 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
29854 minimum or maximum value.
29856 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
29858 * reginfo.c (globalize_reg): Recompute derived reg sets.
29860 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
29863 * libgcc2.c (mprotect): Do not use signed arguments for
29864 VirtualProtect, use DWORD arguments. Also fix the 'may
29865 be used uninitialized' warning for the np variable.
29867 2009-03-19 Jakub Jelinek <jakub@redhat.com>
29870 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
29871 functions using regparm calling conventions when not optimizing.
29872 (ix86_function_sseregparm): Similarly for sseregparm calling
29875 2009-03-19 Li Feng <nemokingdom@gmail.com>
29877 PR middle-end/39500
29878 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
29879 dependence if the first conflict is after niter iterations.
29881 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
29883 PR middle-end/38609
29884 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
29885 functions with dynamic stack-pointer adjustments.
29887 2009-03-19 Ben Elliston <bje@au.ibm.com>
29889 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
29890 option; change to -msdata=data.
29892 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29894 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
29897 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
29900 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
29902 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
29904 * doc/invoke.texi (Code Gen Options): Expand discussion of
29907 2009-03-18 Jakub Jelinek <jakub@redhat.com>
29909 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
29910 * matrix-reorg.c (struct matrix_info): Likewise.
29911 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
29912 * rtl.h (struct mem_attrs): Likewise.
29913 * df.h (struct df): Likewise.
29914 * tree-data-ref.h (struct data_dependence_relation): Likewise.
29915 * ira-int.h (struct ira_allocno): Likewise.
29916 * df-scan.c (struct df_collection_rec): Likewise.
29917 * ira.c (struct equivalence): Likewise.
29918 * function.c (struct temp_slot): Likewise.
29919 * cfgloop.h (struct loop): Likewise.
29922 * function.c (use_register_for_decl): When not optimizing, disregard
29923 register keyword for variables with types containing methods.
29925 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
29927 PR middle-end/39447
29928 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
29929 (is_simple_operand): Call contains_component_ref_p before calling data
29930 reference analysis that would fail on COMPONENT_REFs.
29932 * tree-vrp.c (search_for_addr_array): Fix formatting.
29934 2009-03-18 Richard Guenther <rguenther@suse.de>
29936 * tree-vect-transform.c (vect_loop_versioning): Fold the
29937 generated comparisons.
29938 * tree-vectorizer.c (set_prologue_iterations): Likewise.
29939 (slpeel_tree_peel_loop_to_edge): Likewise.
29941 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29943 PR middle-end/37805
29944 * opts.c (print_specific_help): In addition to `undocumented',
29945 accept `separate' and `joined' flags if passed alone. Describe
29946 output by the first matched one of those.
29947 (common_handle_option): Skip over empty strings.
29948 * gcc.c (display_help): Fix help string for `--help='.
29949 * doc/invoke.texi (Option Summary, Overall Options): With
29950 `--help=', classes and qualifiers can both be repeated, but
29951 only the latter can be negated. One should not pass only
29952 negated qualifiers. Fix markup and examples.
29955 2008-10-14 Jakub Jelinek <jakub@redhat.com>
29956 PR middle-end/37805
29957 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
29958 and -fhelp=separate.
29960 2009-03-17 Jing Yu <jingyu@google.com>
29962 PR middle-end/39378
29963 * function.h (struct rtl_data): Move is_thunk from here...
29964 (struct function): ...to here.
29965 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
29966 * varasm.c (assemble_start_function): Change is_thunk from crtl to
29968 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
29970 (alpha_does_function_need_gp, alpha_start_function): Likewise.
29971 (alpha_output_function_end_prologue): Likewise.
29972 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
29973 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
29974 (rs6000_output_function_epilogue): Likewise.
29975 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
29977 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
29980 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
29981 from different units in a single alternative.
29982 (*truncdfsf_i387): Ditto.
29983 (*truncxfsf2_mixed): Ditto.
29984 (*truncxfdf2_mixed): Ditto.
29986 2009-03-17 Jakub Jelinek <jakub@redhat.com>
29988 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
29989 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
29992 * tree-ssa-live.c (remove_unused_locals): Don't remove local
29993 unused non-artificial variables when not optimizing.
29996 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
29997 DW_TAG_imported_module even if decl is IMPORTED_DECL with
29998 NAMESPACE_DECL in its DECL_INITIAL.
30000 PR middle-end/39443
30001 * optabs.c (set_user_assembler_libfunc): New function.
30002 * expr.h (set_user_assembler_libfunc): New prototype.
30003 * c-common.c: Include libfuncs.h.
30004 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
30005 for memcmp, memset, memcpy, memmove and abort.
30006 * Makefile.in (c-common.o): Depend on libfuncs.h.
30009 * dwarf2out.c (gen_inlined_enumeration_type_die,
30010 gen_inlined_structure_type_die, gen_inlined_union_type_die,
30011 gen_tagged_type_instantiation_die): Removed.
30012 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
30015 2009-03-17 Janis Johnson <janis187@us.ibm.com>
30018 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
30020 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
30021 (check-parallel-%): Ditto.
30022 (check-consistency): Ditto.
30024 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
30026 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
30027 local variable rhs by NULL_TREE.
30029 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
30032 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
30034 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
30037 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
30039 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
30042 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
30043 for ms->sysv ABI calls only in 64bit mode.
30045 * config/i386/i386.md (untyped_call): Support 32bit.
30047 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
30049 * doc/extend.texi: Replace x86_65 with x86_64.
30051 2009-03-16 Jakub Jelinek <jakub@redhat.com>
30053 PR tree-optimization/39455
30054 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
30055 mismatches for POINTER_TYPE_P (type).
30056 (number_of_iterations_le): Likewise.
30058 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30060 * config/picochip/picochip.c: Removed profiling support.
30061 * config/picochip/picochip.md: Removed profiling instruction.
30062 * config/picochip/picochip.h: Removed profiling builtin.
30064 2009-03-16 Joseph Myers <joseph@codesourcery.com>
30066 * doc/install.texi (--with-host-libstdcxx): Document.
30068 2009-03-14 Anatoly Sokolov <aesok@post.ru>
30071 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
30072 generate a warning if the function name does not begin with
30073 "__vector" and the function has either the 'signal' or 'interrupt'
30074 attribute, from here to ...
30075 (avr_declare_function_name): ...here. New function.
30076 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
30077 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
30079 2009-03-14 Jakub Jelinek <jakub@redhat.com>
30082 * cse.c (fold_rtx): Don't modify original const_arg1 when
30083 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
30084 separate variable instead.
30085 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
30086 from out of range shift counts.
30087 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
30089 2009-03-13 Catherine Moore <clm@codesourcery.com>
30091 * config/i386/x-mingw32 (host-mingw32.o): Replace
30092 diagnostic.h with $(DIAGNOSTIC_H).
30094 2009-03-12 Jakub Jelinek <jakub@redhat.com>
30097 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
30099 * config/i386/sync.md (sync_compare_and_swap<mode>,
30100 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
30101 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
30103 (sync_double_compare_and_swapdi_pic,
30104 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
30105 cmpxchg8b_pic_memory_operand instead of just memory_operand.
30107 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
30110 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
30112 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
30115 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
30116 (avx_addsubv4df3): Likewise.
30117 (*avx_addsubv4sf3): Likewise.
30118 (sse3_addsubv4sf3): Likewise.
30120 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
30123 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
30125 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
30128 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
30129 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
30130 registers for allocnos created from user-defined variables.
30132 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30135 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
30136 of non-integer mode as well.
30138 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
30140 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
30141 for functions for which the parameter types are unknown.
30143 2009-03-11 Jakub Jelinek <jakub@redhat.com>
30146 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
30147 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
30148 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
30149 * config/i386/i386.c (ix86_local_alignment): For
30150 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
30151 long long variables on the stack to avoid dynamic realignment.
30152 Allow the first argument to be a decl rather than type.
30153 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
30155 2009-03-11 Nick Clifton <nickc@redhat.com>
30158 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
30160 Add description to mno-lsim option.
30161 * config/mcore/mcore.h: Remove comment about deprecated m4align
30163 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
30164 * doc/invoke.texi: Add description of mno-lsim and
30165 mstack-increment options.
30167 * config/fr30/fr30.opt: Document the -mno-lsim option.
30168 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
30169 and -mno-lsim options.
30171 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30173 * fold-const.c (fold_comparison): Only call fold_inf_compare
30174 if the mode supports infinities.
30176 2009-03-11 Jason Merrill <jason@redhat.com>
30179 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
30180 end already did. Notice GIMPLE_CALL modifications of the result.
30181 Don't copy debug information from an ignored decl or a decl from
30184 2009-03-10 Richard Guenther <rguenther@suse.de>
30185 Nathan Froyd <froydnj@codesourcery.com>
30187 PR middle-end/37850
30188 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
30189 (__divMODE3): Likewise.
30191 2009-03-09 Jakub Jelinek <jakub@redhat.com>
30193 PR tree-optimization/39394
30194 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
30195 DECL_SIZE_UNIT of variable length FIELD_DECLs.
30197 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30199 * recog.c (verfiy_changes): Disallow renaming of hard regs in
30200 inline asms for register asm ("") declarations.
30202 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
30204 * fold-const.c (fold_unary): Fix comment.
30206 2009-03-07 Jan Hubicka <jh@suse.cz>
30209 * tree-inline.c (setup_one_parameter): Do replacement of const
30210 argument by constant in SSA form.
30212 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30214 PR middle-end/38028
30215 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
30216 determine alignment passed to assign_stack_local.
30217 (assign_parms_unsplit_complex): Likewise.
30218 * except.c (sjlj_build_landing_pads): Likewise.
30220 2009-03-06 Jakub Jelinek <jakub@redhat.com>
30222 PR middle-end/39360
30223 * tree-flow.h (add_referenced_var): Return bool instead of void.
30224 * tree-dfa.c (add_referenced_var): Return result of
30225 referenced_var_check_and_insert call.
30226 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
30227 of referenced_var_check_and_insert.
30230 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
30231 (gen_variable_die): Emit DW_AT_location on abstract static variable's
30232 DIE, don't emit it if abstract origin already has it.
30233 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
30234 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
30236 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
30238 * genpreds.c (needs_variable): Fix parentheses at variable name
30240 (write_tm_constrs_h): Indent generated code.
30242 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30244 * doc/extend.texi (Function Attributes): Add documentation
30245 for isr attributes.
30247 2009-03-06 Jakub Jelinek <jakub@redhat.com>
30250 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
30251 take locus from its DECL_SOURCE_LOCATION instead of input_location.
30253 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
30255 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
30258 2009-03-05 Jakub Jelinek <jakub@redhat.com>
30261 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
30262 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
30264 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
30266 * config/i386/i386.md (R8_REG, R9_REG): New constants.
30267 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
30268 constants instead of magic numbers.
30269 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
30271 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
30272 (x86_64_ms_abi_int_parameter_registers): Ditto.
30273 (x86_64_int_return_registers): Ditto.
30274 (ix86_maybe_switch_abi): Ditto.
30275 (ix86_expand_call): Ditto for clobbered_registers array.
30276 (ix86_hard_regno_mode_ok): Ditto.
30277 (x86_extended_QIreg_mentioned_p): Ditto.
30279 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
30281 PR tree-optimization/39349
30282 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
30284 * combine.c (gen_lowpart_for_combine): Use omode when generating
30287 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
30289 PR rtl-optimization/39235
30290 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
30292 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
30294 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
30296 2009-03-04 Richard Guenther <rguenther@suse.de>
30298 PR tree-optimization/39362
30299 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
30300 that occur in abnormal PHIs should be varying.
30302 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
30304 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
30306 (simple_iv): Take loop as an argument instead of statement.
30307 * tree-scalar-evolution.h (simple_iv): Declaration changed.
30308 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
30310 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
30312 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
30313 * matrix-reorg.c (analyze_transpose): Ditto.
30314 * tree-data-ref.c (dr_analyze_innermost): Ditto.
30315 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
30316 * tree-predcom.c (ref_at_iteration): Ditto.
30317 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
30319 2009-03-04 Richard Guenther <rguenther@suse.de>
30321 PR tree-optimization/39358
30322 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
30323 escaped_id and callused_id.
30324 (solve_graph): Likewise.
30326 2009-03-04 Richard Guenther <rguenther@suse.de>
30328 PR tree-optimization/39339
30329 * tree-sra.c (try_instantiate_multiple_fields): Make it
30330 no longer ICE on the above.
30332 2009-03-03 Joseph Myers <joseph@codesourcery.com>
30334 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
30335 that fits within Pmode.
30337 2009-03-03 Steve Ellcey <sje@cup.hp.com>
30339 PR middle-end/10109
30340 * tm.texi (LIBCALL_VALUE): Update description.
30342 2009-03-03 Steve Ellcey <sje@cup.hp.com>
30344 PR middle-end/34443
30345 * doc/extend.texi (section): Update description.
30347 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
30349 PR middle-end/39345
30350 * tree-inline.c (remapped_type): New.
30351 (can_be_nonlocal): Call remapped_type instead of remap_type.
30353 2009-03-03 Jakub Jelinek <jakub@redhat.com>
30356 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
30357 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
30359 2009-03-03 Richard Guenther <rguenther@suse.de>
30361 PR middle-end/39272
30362 * tree.c (tree_nonartificial_location): New function.
30363 * tree.h (tree_nonartificial_location): Declare.
30364 * builtins.c (expand_builtin_memory_chk): Provide location
30365 of the call location for artificial function pieces.
30366 (maybe_emit_chk_warning): Likewise.
30367 (maybe_emit_sprintf_chk_warning): Likewise.
30368 (maybe_emit_free_warning): Likewise.
30369 * expr.c (expand_expr_real_1): Likewise.
30371 2009-03-03 Jakub Jelinek <jakub@redhat.com>
30373 PR tree-optimization/39343
30374 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
30375 COMPONENT_REF t has ARRAY_TYPE.
30377 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
30379 PR middle-end/39335
30380 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
30381 when the type precision of the induction variable should be
30382 larger than the type precision of nit.
30383 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
30384 * graphite.c (graphite_loop_normal_form): Same.
30385 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
30387 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
30389 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
30390 (*call_1_rex64_ms_sysv): Use named constants instead of magic
30391 numbers to describe clobbered registers.
30392 (*call_value_0_rex64_ms_sysv): Ditto.
30393 * config/i386/mmx.md (mmx_emms): Ditto.
30394 (mmx_femms): Ditto.
30396 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
30398 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
30401 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30403 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
30404 (spu_section_type_flags): New function.
30406 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
30408 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
30409 reg_class_contents of FLOAT_REGS into a temporary.
30411 2009-03-02 Richard Guenther <rguenther@suse.de>
30412 Ira Rosen <irar@il.ibm.com>
30414 PR tree-optimization/39318
30415 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
30416 information to the vectorized statement.
30418 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
30420 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
30421 variable. Use defined names instead of magic constants for REX SSE
30424 2009-03-01 Richard Guenther <rguenther@suse.de>
30426 PR tree-optimization/39331
30427 * omp-low.c (lower_send_shared_vars): Do not receive new
30428 values for the reference of DECL_BY_REFERENCE parms or results.
30430 2009-03-01 Jan Hubicka <jh@suse.cz>
30433 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
30434 BLOCK_NONLOCALIZED_VAR): New macros.
30435 (tree_block): Add nonlocalized_vars.
30436 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
30437 gen_decl_die): Add origin argument. Allow generation of die with
30438 origin at hand only.
30439 (gen_member_die, gen_type_die_with_usage, force_decl_die,
30440 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
30442 (gen_block_die): Fix checking for unused blocks.
30443 (process_scope_var): Break out from .... ; work with origins only.
30444 (decls_for_scope) ... here; process nonlocalized list.
30445 (dwarf2out_ignore_block): Look for nonlocalized vars.
30446 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
30448 (dump_scope_block): Dump them.
30449 * tree-inline.c (remap_decls): Handle nonlocalized vars.
30450 (remap_block): Likewise.
30451 (can_be_nonlocal): New predicate.
30452 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
30454 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30456 * configure: Regenerate.
30458 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30460 * optc-gen.awk: No need to duplicate option flags twice.
30461 Reuse help texts for duplicate options which do not have any.
30463 * gcc.c (display_help): Document --version.
30465 * gcc.c (main): If print_help_list and verbose_flag, ensure
30466 driver output comes before subprocess output.
30468 * optc-gen.awk: Assign all remaining fields to help string,
30469 space-separated, for multi-line help in *.opt.
30471 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
30472 -Wno-pedantic-ms-format is for MinGW targets only.
30474 * doc/options.texi (Option file format): Fix bad indentation,
30475 restoring dropped sentence.
30477 2009-02-28 Jan Hubicka <jh@suse.cz>
30479 * tree-inline.c (tree_function_versioning): Output debug info.
30481 2009-02-28 Jan Hubicka <jh@suse.cz>
30484 * tree-inline.c (setup_one_parameter): Do not copy propagate
30485 arguments when not optimizing.
30487 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
30490 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
30491 (avx_addsubv4df3): Likewise.
30492 (*avx_addsubv4sf3): Likewise.
30493 (sse3_addsubv4sf3): Likewise.
30494 (*avx_addsubv2df3): Likewise.
30495 (sse3_addsubv2df3): Likewise.
30496 (avx_unpckhps256): Correct item selectors.
30497 (avx_unpcklps256): Likewise.
30498 (avx_unpckhpd256): Likewise.
30499 (avx_unpcklpd256): Likewise.
30501 2009-02-28 Jan Hubicka <jh@suse.cz>
30503 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
30505 (copy_arguments_for_versioning): If var is declared don't declare it.
30506 (tree_function_versioning): First setup substitutions and then copy
30509 2009-02-27 Jan Hubicka <jh@suse.cz>
30512 * cgraph.h (varpool_output_debug_info): Remove.
30513 * cgraphunit.c (varpool_output_debug_info): Remove.
30514 * dwarf2out.c (deferred_locations_struct): New struct
30515 (deferred_locations): New type.
30516 (deferred_locations_list): New static var.
30517 (deffer_location): New function.
30518 (gen_variable_die): Use it.
30519 (decls_for_scope): Output info on local static vars.
30520 (dwarf2out_finish): Process deferred locations.
30521 * varpool.c (varpool_output_debug_info): Remove.
30523 2009-02-27 Jan Hubicka <jh@suse.cz>
30526 * tree.h (TREE_PROTECTED): Fix comment.
30527 (BLOCK_HANDLER_BLOCK): Remove.
30528 (struct tree_block): Remove handler_block add body_block.
30529 (inlined_function_outer_scope_p): New.
30530 (is_body_block): Remove.
30531 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
30532 * dwarf2out.c (is_inlined_entry_point): Remove.
30533 (add_high_low_attributes): Use inlined_function_outer_scope_p.
30534 (gen_block_die): Use is_inlined_entry_point check. Remove body block
30536 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
30537 * gimplify.c (gimplify_expr): Gimplify body blocks.
30538 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
30539 block with multiple subblocks.
30540 (dump_scope_block): Prettier output; dump more flags and info.
30541 (dump_scope_blocks): New.
30542 (remove_unused_locals): Use dump_scope_blocks.
30543 * tree-flow.h (dump_scope_blocks): Declare.
30544 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
30545 * stmt.c (is_body_block): Remove.
30546 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
30547 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
30549 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
30551 PR middle-end/39308
30552 * graphite.c (graphite_loop_normal_form): Do not call
30553 number_of_iterations_exit from a gcc_assert.
30555 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30557 * config/s390/s390.c (s390_swap_cmp): Look for conditional
30558 jumps if COND is NULL.
30559 (find_cond_jump): New function.
30560 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
30561 * config/s390/s390.md: Remove z10_cobra attribute value.
30563 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
30565 * config/alpha/alpha.h (alpha_expand_mov): Return false if
30566 force_const_mem returns NULL_RTX.
30568 2009-02-26 Jan Hubicka <jh@suse.cz>
30571 * cgraph.h (varpool_output_debug_info): Remove.
30572 * cgraphunit.c (varpool_output_debug_info): Remove.
30573 * dwarf2out.c (deferred_locations_struct): New struct
30574 (deferred_locations): New type.
30575 (deferred_locations_list): New static var.
30576 (deffer_location): New function.
30577 (gen_variable_die): Use it.
30578 (decls_for_scope): Output info on local static vars.
30579 (dwarf2out_finish): Process deferred locations.
30580 * varpool.c (varpool_output_debug_info): Remove.
30582 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
30584 PR rtl-optimization/39241
30585 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
30586 to subreg_offset_representable_p.
30588 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
30590 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
30591 execute function prototype. Get f and nregs from max_reg_num
30592 and get_insns. Remove the first backward pass as it's dead,
30593 guard the forward pass by flag_expensive_optimizations.
30594 (rest_of_handle_regmove): Delete.
30595 (pass_regmove): Replace it with regmove_optimize.
30597 2009-02-25 Martin Jambor <mjambor@suse.cz>
30599 PR tree-optimization/39259
30600 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
30601 calls_alloca function flags.
30602 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
30603 calls are detected.
30605 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
30607 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
30608 flags_set_1_rtx, flags_set_1_set): Delete.
30609 (regmove_optimize): Do not call mark_flags_life_zones.
30611 2009-02-24 Julian Brown <julian@codesourcery.com>
30614 * config/arm/arm.c (require_pic_register): Only set
30615 cfun->machine->pic_reg once per function.
30617 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
30619 * doc/invoke.texi (Link Options): Document an easier way to pass
30620 options that take arguments to the GNU linker using -Xlinker and -Wl.
30622 2009-02-24 Steve Ellcey <sje@cup.hp.com>
30625 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
30627 2009-02-24 Richard Guenther <rguenther@suse.de>
30630 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
30632 2009-02-24 Richard Guenther <rguenther@suse.de>
30633 Zdenek Dvorak <ook@ucw.cz>
30635 PR tree-optimization/39233
30636 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
30637 from converting them to a generic type.
30639 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
30641 PR tree-optimization/39260
30642 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
30643 contains a condition with a real type.
30644 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
30646 2009-02-23 Jason Merrill <jason@redhat.com>
30649 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
30650 narrowing_initializer_constant_valid_p.
30651 (narrowing_initializer_constant_valid_p): Don't return
30652 null_pointer_node for adding a pointer to itself.
30654 2009-02-23 Jan Hubicka <jh@suse.cz>
30657 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
30660 2009-02-23 Jan Hubicka <jh@suse.cz>
30662 PR tree-optimization/37709
30663 * tree.c (block_ultimate_origin): Move here from dwarf2out.
30664 * tree.h (block_ultimate_origin): Declare.
30665 * dwarf2out.c (block_ultimate_origin): Move to tree.c
30666 * tree-ssa-live.c (remove_unused_scope_block_p):
30667 Eliminate blocks containig no instructions nor live variables nor
30669 (dump_scope_block): New function.
30670 (remove_unused_locals): Enable removal of dead blocks by default;
30671 enable dumping at TDF_DETAILS.
30673 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30675 * config/i386/i386.c (classify_argument): Don't allow COImode
30677 (function_arg_advance_32): Don't allow OImode.
30678 (function_arg_32): Likewise.
30679 (function_value_32): Likewise.
30680 (return_in_memory_32): Likewise.
30681 (function_arg_64): Remove OImode comment.
30683 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30686 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
30687 ix86_expand_vector_set for V4DImode in 64bit mode only.
30688 (ix86_expand_vector_init_one_var): Likewise.
30690 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
30692 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
30694 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
30697 * loop-iv.c: Revert last change.
30698 * emit-rtl.c: Likewise.
30700 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30703 * config/i386/i386.c (type_natural_mode): Remove an extra
30704 space in the warning message.
30705 (function_value_32): Handle 32-byte vector modes.
30706 (return_in_memory_32): Likewise.
30708 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
30710 * loop-iv.c (truncate_value): New function.
30711 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
30713 (lowpart_subreg): Move to...
30714 * emit-rtl.c: ...here.
30716 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
30718 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
30719 accidental and undocumented change at revision 140860.
30721 2009-02-21 Joseph Myers <joseph@codesourcery.com>
30723 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
30724 take gimple_seq * arguments.
30725 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
30726 types_compatible_p langhook.
30728 2009-02-20 Mark Mitchell <mark@codesourcery.com>
30729 Joseph Myers <joseph@codesourcery.com>
30731 * config/arm/arm.c (arm_builtin_va_list): New function.
30732 (arm_expand_builtin_va_start): Likewise.
30733 (arm_gimplify_va_arg_expr): Likewise.
30734 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
30735 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
30736 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
30737 (va_list_type): New variable.
30738 (arm_mangle_type): Mangle va_list_type appropriately.
30740 2009-02-20 Jakub Jelinek <jakub@redhat.com>
30742 PR middle-end/39157
30743 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
30744 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
30745 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
30746 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
30747 parameter to 1000 for -O1 by default.
30748 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
30750 * loop-invariant.c: Include params.h.
30751 (move_loop_invariants): Don't call move_single_loop_invariants on
30754 2009-02-20 Jaka Mocnik <jaka@xlab.si>
30756 * calls.c (emit_library_call_value_1): Use slot_offset instead of
30757 offset when calculating bounds for indexing stack_usage_map. Fixes
30758 a buffer overflow with certain target setups.
30760 2009-02-20 Jakub Jelinek <jakub@redhat.com>
30763 * calls.c (expand_call): Clear try_tail_call if caller and callee
30764 disagree in promotion of function return value.
30766 2009-02-19 Jakub Jelinek <jakub@redhat.com>
30769 * c-common.c (c_determine_visibility): If visibility changed and
30770 DECL_RTL has been already set, call make_decl_rtl to update symbol
30773 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
30776 * varasm.c (assemble_variable): Don't check DECL_NAME when
30777 globalizing a variable.
30779 2009-02-19 Joseph Myers <joseph@codesourcery.com>
30782 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
30783 expression before any __builtin_trap call.
30784 * c-typeck.c (build_function_call): Convert and check function
30785 arguments before generating a call to a trap. Evaluate the
30786 function arguments before the trap.
30788 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
30791 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
30792 (UNSPEC_FXAM_MEM): New unspec.
30793 (fxam<mode>2_i387_with_temp): New insn and split pattern.
30794 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
30795 memory using fxam<mode>2_i387_with_temp to remove excess precision.
30797 2009-02-19 Richard Guenther <rguenther@suse.de>
30799 PR tree-optimization/39207
30800 PR tree-optimization/39074
30801 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
30802 storedanything_tree): New.
30803 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
30804 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
30805 (build_succ_graph): Add edges from STOREDANYTHING to all
30807 (init_base_vars): Initialize STOREDANYTHING.
30808 (compute_points_to_sets): Free substitution info after
30809 building the succ graph.
30810 (ipa_pta_execute): Likewise.
30812 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
30814 (do_ds_constraint): Do not add to special var or non-pointer
30816 (type_could_have_pointers): Split out from ...
30817 (could_have_pointers): ... here. For arrays use the element type.
30818 (create_variable_info_for): Initialize may_have_pointers.
30819 (new_var_info): Likewise.
30820 (handle_lhs_call): Make the HEAP variable unknown-sized.
30821 (intra_create_variable_infos): Use a type with pointers for
30822 PARM_NOALIAS, make it unknown-sized.
30824 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
30827 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
30829 2009-02-18 Jason Merrill <jason@redhat.com>
30832 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
30833 value if DECL_EXTERNAL.
30834 * tree-sra.c (sra_walk_gimple_assign): Likewise.
30835 * target.h (gcc_target::binds_local_p): Clarify "module".
30836 * tree.h (TREE_PUBLIC): Clarify "module".
30838 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
30841 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
30842 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
30844 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
30847 * c.opt (Wabi): Support C and ObjC.
30850 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
30852 * config/i386/i386.c (classify_argument): Warn once about the ABI
30853 change when passing union with long double.
30855 * doc/invoke.texi: Update -Wabi for warning psABI changes.
30857 2009-02-18 Joseph Myers <joseph@codesourcery.com>
30860 * c-parser.c (c_parser_compound_statement): Always enter and leave
30863 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30866 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
30868 2009-02-18 Jakub Jelinek <jakub@redhat.com>
30870 PR tree-optimization/36922
30871 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
30872 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
30875 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30877 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
30880 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30882 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
30884 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30886 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
30889 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
30890 Richard Sandiford <rdsandiford@googlemail.com>
30892 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
30893 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
30894 (loongson_biadd): ...this.
30896 2009-02-17 Richard Guenther <rguenther@suse.de>
30898 PR tree-optimization/39202
30899 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
30900 a var make sure to follow existing collapses.
30902 2009-02-17 Richard Guenther <rguenther@suse.de>
30904 PR middle-end/39214
30905 * langhooks.c (lhd_print_error_function): Check for NULL block.
30907 2009-02-17 Richard Guenther <rguenther@suse.de>
30909 PR tree-optimization/39204
30910 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
30913 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
30915 * config/soft-fp/double.h: Update from glibc CVS.
30917 2009-02-17 Richard Guenther <rguenther@suse.de>
30919 PR tree-optimization/39207
30920 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
30921 strict-aliasing warnings for pointers pointing to NULL.
30923 2009-02-16 Joseph Myers <joseph@codesourcery.com>
30926 * c-parser.c (c_parser_braced_init): Call pop_init_level when
30927 skipping until next close brace.
30929 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
30932 * config/i386/i386.c (ix86_expand_push): Set memory alignment
30933 to function argument boundary.
30935 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30937 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
30938 in the lea_add. Reload eventually constraints it properly.
30939 * config/picochip/constraints.md: Remove the target constraint
30940 "b", since it is not needed anymore.
30942 2009-02-16 Jakub Jelinek <jakub@redhat.com>
30944 * gthr-dce.h: Uglify function parameter and local variable names.
30945 * gthr-gnat.h: Likewise.
30946 * gthr-mipssde.h: Likewise.
30947 * gthr-nks.h: Likewise.
30948 * gthr-posix95.h: Likewise.
30949 * gthr-posix.h: Likewise.
30950 * gthr-rtems.h: Likewise.
30951 * gthr-single.h: Likewise.
30952 * gthr-solaris.h: Likewise.
30953 * gthr-tpf.h: Likewise.
30954 * gthr-vxworks.h: Likewise.
30955 * gthr-win32.h: Likewise.
30957 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
30960 * config/i386/i386.md: Restrict the new peephole2 to move
30961 between MMX/SSE registers.
30963 2009-02-15 Richard Guenther <rguenther@suse.de>
30966 2009-02-13 Richard Guenther <rguenther@suse.de>
30968 * configure.ac: Enable LFS.
30969 * configure: Re-generate.
30970 * config.in: Likewise.
30972 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30974 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
30975 spu_srqwbyte, spu_srqwbytebc): Define.
30976 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
30977 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
30978 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
30979 "shrqby_<mode>"): New insn-and-split patterns.
30980 * config/spu/spu.c (expand_builtin_args): Determine and return
30981 number of operands using spu_builtin_description data.
30982 (spu_expand_builtin_1): Use it.
30984 2009-02-13 Steve Ellcey <sje@cup.hp.com>
30987 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
30990 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30993 * config/i386/i386.c (override_options): Correct warning
30994 messages for -malign-loops, -malign-jumps and -malign-functions.
30996 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30999 * config/i386/i386.md: Restrict the new peephole2 to move
31000 between the general purpose registers.
31002 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
31005 * config/i386/i386.c (type_natural_mode): Add a new argument.
31006 Return the original mode and warn ABI change if vector size is 32byte.
31007 (function_arg_advance): Updated.
31008 (function_arg): Likewise.
31009 (ix86_function_value): Likewise.
31010 (ix86_return_in_memory): Likewise.
31011 (ix86_sol10_return_in_memory): Likewise.
31012 (ix86_gimplify_va_arg): Likewise.
31013 (function_arg_32): Don't warn ABX ABI change here.
31014 (function_arg_64): Likewise.
31016 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
31018 * loop-iv.c (implies_p): In the final case, test that operands 0
31019 of the two comparisons match.
31021 * config/bfin/bfin.c (find_prev_insn_start): New function.
31022 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
31023 (find_next_insn_start): Move.
31025 2009-02-13 Richard Guenther <rguenther@suse.de>
31027 * configure.ac: Enable LFS.
31028 * configure: Re-generate.
31029 * config.in: Likewise.
31031 2009-02-13 Joseph Myers <joseph@codesourcery.com>
31034 * c-parser.c (c_parser_parms_list_declarator): Discard pending
31035 sizes on syntax error after some arguments have been parsed.
31037 2009-02-12 Jakub Jelinek <jakub@redhat.com>
31039 * doc/invoke.texi (-fira): Remove.
31041 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
31043 * caller-save.c: Replace regclass.c with reginfo.c in comments.
31044 * recog.c: Likewise.
31047 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
31049 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
31050 (umul_ppmm): Likewise.
31051 (count_leading_zeros): Likewise.
31052 (count_trailing_zeros): Likewise.
31053 (UMUL_TIME): Likewise.
31055 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
31057 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
31058 soft-fp/t-softfp to tmake_file.
31060 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
31061 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
31062 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
31063 IA64_BUILTIN_INFQ]: New.
31064 (ia64_init_builtins): Initialize __builtin_infq,
31065 __builtin_fabsq and __builtin_copysignq if not HPUX.
31066 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
31067 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
31069 * config/ia64/lib1funcs.asm (__divtf3): Define only if
31071 (__fixtfti): Likewise.
31072 (__fixunstfti): Likewise.
31073 (__floattitf): Likewise.
31075 * config/ia64/libgcc-glibc.ver: New.
31076 * config/ia64/t-fprules-softfp: Likewise.
31077 * config/ia64/sfp-machine.h: Likewise.
31079 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
31080 (LIBGCC2_TF_CEXT): Likewise.
31081 (TF_SIZE): Likewise.
31082 (TARGET_INIT_LIBFUNCS): Likewise.
31084 * config/ia64/t-glibc (SHLINB_MAPFILES):
31085 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
31087 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
31089 * config/i386/i386.c (construct_container): Rewrite processing
31090 BLKmode with X86_64_SSE_CLASS.
31092 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
31095 * config/i386/i386.md: Replace simplify_replace_rtx with
31096 replace_rtx in the new peephole2.
31098 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
31100 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
31101 loop unrolling do not happen at -O2.
31103 2009-02-12 Michael Matz <matz@suse.de>
31105 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
31107 2009-02-12 Jakub Jelinek <jakub@redhat.com>
31109 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
31112 2009-02-12 Ben Elliston <bje@au.ibm.com>
31114 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
31115 patterns when updating the back chain. Missed in the 2009-02-10
31118 2009-02-11 Janis Johnson <janis187@us.ibm.com>
31120 * doc/extend.texi (Decimal Floating Types): Update identifier of
31121 draft TR and list of missing support.
31123 2009-02-11 Jakub Jelinek <jakub@redhat.com>
31125 PR middle-end/39154
31126 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
31127 bit to variable length decl's flags, add it also to its
31128 pointer replacement variable.
31130 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
31131 Jakub Jelinek <jakub@redhat.com>
31134 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
31135 (memory_blockage): New expander.
31136 (*memory_blockage): New insn pattern.
31137 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
31138 instead of general blockage at the end of function prologue when
31139 frame pointer is used to access red zone area. Do not emit blockage
31140 when profiling, it is emitted in generic code.
31141 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
31142 function epilogue when frame pointer is used to access red zone area.
31144 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
31147 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
31148 by arithmetic with memory operands.
31149 * config/i386/predicates.md (commutative_operator): New.
31151 2009-02-10 Janis Johnson <janis187@us.ibm.com>
31153 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
31156 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
31158 * alias.h (record_alias_subset): Declare.
31159 * alias.c (record_alias_subset): Make global.
31161 2009-02-10 Nick Clifton <nickc@redhat.com>
31163 * tree-parloops.c: Change license to GPLv3.
31164 * ipa-struct-reorg.c: Change license to GPLv3.
31165 * ipa-struct-reorg.h: Change license to GPLv3.
31167 2009-02-10 Steve Ellcey <sje@cup.hp.com>
31170 * c-decl.c (start_struct): Return NULL on error.
31172 2009-02-10 Jakub Jelinek <jakub@redhat.com>
31174 PR middle-end/39124
31175 * cfgloopmanip.c (remove_path): Call remove_bbs after
31176 cancel_loop_tree, not before it.
31179 * function.h (struct function): Add has_local_explicit_reg_vars bit.
31180 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
31181 VAR_DECLs were seen.
31182 * tree-ssa-live.c (remove_unused_locals): Recompute
31183 cfun->has_local_explicit_reg_vars.
31184 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
31185 copies or clearings if cfun->has_local_explicit_reg_vars.
31187 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
31190 * config/i386/i386.c (expand_prologue): Emit blockage at the end
31191 of function prologue when frame pointer is used to access
31194 2009-02-10 Richard Guenther <rguenther@suse.de>
31196 PR middle-end/39127
31197 * gimplify.c (gimple_regimplify_operands): Always look if
31198 we need to create a temporary.
31200 2009-02-10 Richard Guenther <rguenther@suse.de>
31202 PR tree-optimization/39132
31203 * tree-loop-distribution.c (todo): New global var.
31204 (generate_memset_zero): Trigger TODO_rebuild_alias.
31205 (tree_loop_distribution): Return todo.
31207 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
31210 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
31211 (x86_64_reg_class_name): Removed.
31212 (classify_argument): Return 0 if bytes > 32. Return 0 if the
31213 first one isn't X86_64_SSE_CLASS or any other ones aren't
31214 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
31215 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
31216 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
31217 and 3 X86_64_SSEUP_CLASS.
31218 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
31219 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
31221 2009-02-10 Ben Elliston <bje@au.ibm.com>
31223 * config/rs6000/rs6000.md (allocate_stack): Always use an update
31224 form instruction to update the stack back chain word, even if the
31225 user has disabled the generation of update instructions.
31226 (movdi_<mode>_update_stack): New.
31227 (movsi_update_stack): Likewise.
31228 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
31229 always use an update form instruction to update the stack back
31232 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
31234 PR middle-end/38953
31235 * graphite.c (if_region_set_false_region): After moving a region in
31236 the false branch of a condition, remove the empty dummy basic block.
31237 (gloog): Remove wrong fix for PR38953.
31239 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31241 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
31242 generation due to implicit sign extension.
31244 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
31246 PR middle-end/38981
31247 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
31248 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
31250 2009-02-09 Richard Guenther <rguenther@suse.de>
31252 PR middle-end/35202
31253 * convert.c (convert_to_real): Disable (float)fn((double)x)
31254 to fnf(x) conversion if errno differences may occur and
31255 -fmath-errno is set.
31257 2009-02-07 Anatoly Sokolov <aesok@post.ru>
31259 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
31260 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
31261 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
31263 2009-02-06 Joseph Myers <joseph@codesourcery.com>
31266 * c-common.c (handle_alias_attribute): Disallow attribute for
31267 anything not a FUNCTION_DECL or VAR_DECL.
31269 2009-02-06 Janis Johnson <janis187@us.ibm.com>
31272 * real.c (do_compare): Special-case compare of zero against
31273 decimal float value.
31275 2009-02-06 Joseph Myers <joseph@codesourcery.com>
31278 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
31279 as indicating flexible array members unless the field itself is
31280 being declarared as the incomplete array.
31282 2009-02-06 Jan Hubicka <jh@suse.cz>
31284 PR tree-optimization/38844
31285 * ipa-inline.c (try_inline): Stop inlining recursion when edge
31286 is already inlined.
31288 2009-02-06 Richard Guenther <rguenther@suse.de>
31290 PR middle-end/38977
31291 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
31292 fork because we may expand it as __gcov_fork.
31294 2009-02-06 Nick Clifton <nickc@redhat.com>
31296 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
31298 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
31300 PR tree-optimization/35659
31301 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
31302 vn_phi_eq): Shortcut if hashcode does not match.
31303 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
31305 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
31306 and avoid iterative_hash_expr.
31307 (FOR_EACH_VALUE_ID_IN_SET): New.
31308 (value_id_compare): Remove.
31309 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
31310 sort expressions by value id.
31312 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
31315 * config/sh/predicates.md (general_movsrc_operand): Don't check
31316 the subreg of system registers here.
31318 2009-02-05 Jakub Jelinek <jakub@redhat.com>
31321 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
31322 on the copied decl.
31324 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
31326 PR rtl-optimization/39110
31327 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
31328 addresses, not aligned ones.
31330 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
31331 Richard Guenther <rguenther@suse.de>
31333 PR tree-optimization/39100
31334 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
31335 comment says and add edges.
31337 2009-02-05 Joseph Myers <joseph@codesourcery.com>
31340 * c-common.c (handle_tls_model_attribute): Ignore attribute for
31341 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
31343 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
31345 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
31346 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
31347 register_bb_in_sese, new_sese, free_sese): Moved.
31348 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
31349 outermost_loop_in_scop, build_scop_iteration_domain,
31350 expand_scalar_variables_ssa_name, get_vdef_before_scop,
31351 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
31352 Use loop_in_sese_p instead of loop_in_scop_p.
31353 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
31354 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
31355 (scopdet_basic_block_info): Fix bug in scop detection.
31356 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
31357 eq_loop_to_cloog_loop): Remove.
31358 (nb_loops_around_loop_in_scop, nb_loop
31359 ref_nb_loops): Moved here...
31360 * graphite.h (ref_nb_loops): ... from here.
31361 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
31362 (loop_domain_dim, loop_iteration_vector_dim): Remove.
31363 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
31365 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
31366 Hans-Peter Nilsson <hp@axis.com>
31368 PR rtl-optimization/37889
31369 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
31370 Move offset handling from PLUS to before the switch. Use new
31371 arguments when considering SYMBOL_REFs too.
31372 (rtx_addr_can_trap_p): Pass dummy offset and size.
31373 (enum may_trap_p_flags): Remove.
31374 (may_trap_p_1): Pass size from MEM_SIZE.
31376 PR rtl-optimization/38921
31377 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
31378 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
31379 * rtlanal.c (may_trap_after_code_motion_p): Delete.
31380 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
31382 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
31384 AVX Programming Reference (January, 2009)
31385 * config/i386/sse.md (*vpclmulqdq): New.
31387 2009-02-04 Jakub Jelinek <jakub@redhat.com>
31389 PR tree-optimization/38977
31390 PR gcov-profile/38292
31391 * calls.c (special_function_p): Disregard __builtin_ prefix.
31393 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
31395 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
31396 non-indexable addresses even before reload.
31398 2009-02-03 Joseph Myers <joseph@codesourcery.com>
31401 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
31402 as having variable size. Do not give an error for unnamed
31403 parameters with [*] declarators. Give a warning for type names
31404 with [*] declarators and mark them as variable size.
31405 * c-parser.c (c_parser_sizeof_expression): Do not give an error
31406 for sizeof applied to [*] type names.
31408 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
31411 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
31413 2009-02-03 Jakub Jelinek <jakub@redhat.com>
31415 * gcc.c (process_command): Update copyright notice dates.
31416 * gcov.c (print_version): Likewise.
31417 * gcov-dump.c (print_version): Likewise.
31418 * mips-tfile.c (main): Likewise.
31419 * mips-tdump.c (main): Likewise.
31421 2009-02-03 Joseph Myers <joseph@codesourcery.com>
31424 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
31425 for composite type involving a zero-length array type.
31427 2009-02-03 Jakub Jelinek <jakub@redhat.com>
31430 * function.c (match_asm_constraints_1): Skip over
31431 initial optional % in the constraint.
31433 PR inline-asm/39059
31434 * c-parser.c (c_parser_postfix_expression): If fixed point is not
31435 supported, don't accept FIXED_CSTs.
31436 * c-decl.c (finish_declspecs): Error if fixed point is not supported
31437 and _Sat is used without _Fract/_Accum. Set specs->type to
31438 integer_type_node for cts_fract/cts_accum if fixed point is not
31441 2009-02-02 Catherine Moore <clm@codesourcery.com>
31443 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
31445 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
31447 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
31448 (ABI_HAS_64BIT_SYMBOLS): Use it.
31449 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
31451 2009-02-02 Paul Brook <paul@codesourcery.com>
31453 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
31455 2009-02-02 Jakub Jelinek <jakub@redhat.com>
31457 PR inline-asm/39058
31458 * recog.h (asm_operand_ok): Add constraints argument.
31459 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
31460 recurse on matching constraint.
31461 (check_asm_operands): Pass constraints as 3rd argument to
31462 asm_operand_ok. Don't look up matching constraint here.
31463 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
31466 2009-02-02 Ben Elliston <bje@au.ibm.com>
31468 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
31469 TARGET_NARROW_VOLATILE_BITFIELD macro names.
31471 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31473 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
31474 information. Remove some obsolete information. Reorganize.
31476 * config/pa/fptr.c: Revert license to GPL 2.
31477 * config/pa/milli64.S: Likewise.
31479 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
31482 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
31483 LIBRARY name in, instead of hard-coding it.
31484 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
31485 extra target make frag to tmake_files according to EH model.
31486 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
31487 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
31488 frags that define makefile variable EH_MODEL appropriately.
31489 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
31490 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
31491 to "-sjlj" according to type of EH configured.
31492 (LIBGCC_SONAME): Concatenate it to shared library base name.
31493 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
31494 to "_sjlj" according to type of EH configured.
31495 (LIBGCC_SONAME): Concatenate it to shared library base name.
31496 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
31497 (SHLIB_LINK): Add missing semicolon to if-else construct.
31498 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
31499 string value of "pe_dll" command-line option.
31500 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
31501 (SHLIB_SONAME): Use it when overriding t-cygming default.
31502 (SHLIB_IMPLIB): Override t-cygming default.
31503 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
31504 string value of "pe_dll" command-line option.
31506 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
31509 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
31510 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
31512 2009-01-31 Richard Guenther <rguenther@suse.de>
31514 PR tree-optimization/38937
31515 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
31516 computing the transitive closure.
31518 2009-01-30 Richard Guenther <rguenther@suse.de>
31520 PR tree-optimization/39041
31521 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
31522 Propagate variable indices only if the types match for this stmt.
31524 2009-01-30 Jakub Jelinek <jakub@redhat.com>
31527 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
31528 inline but never defined.
31530 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
31532 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
31533 (*insv_h_di_reg_extimm): New insn.
31534 (*insv_l<mode>_reg_extimm): New insn.
31536 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
31538 * config/picochip/picochip.c (flag_conserve_stack): set
31539 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
31540 fconserve-stack. Reduce call-overhead used by inliner.
31542 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
31545 * common.opt (flag_conserve_stack): Initialised to zero.
31547 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
31550 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
31551 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
31554 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
31556 * ira-color.c (allocno_reload_assign): Update comments.
31557 * regmove.c (regmove_optimize): Likewise.
31561 2009-01-29 Robert Millan <rmh@aybabtu.com>
31563 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
31564 * config/i386/kopensolaris-gnu.h: New file. Undefine
31565 `MD_UNWIND_SUPPORT'.
31566 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
31568 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
31570 PR tree-optimization/39007
31571 * tree-loop-distribution.c (generate_builtin): Use
31572 recompute_dominator to compute the immediate dominator of the
31573 basic block just after the loop.
31575 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
31577 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
31578 (ASM_OUTPUT_DWARF_PCREL): Define.
31580 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
31582 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
31583 * doc/passes.texi: Remove entries about regclass, local-alloc, and
31584 global. Modify entries about regmove and IRA.
31586 * ra-conflict.c: Remove the file.
31588 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
31590 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
31591 (pass_regclass_init): Rename to pass_reginfo_init.
31593 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
31595 * toplev.h (flag_ira): Remove.
31597 * caller-save.c (setup_save_areas): Remove flag_ira.
31599 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
31601 * global.c: Remove the file.
31603 * opts.c (decode_options): Remove flag_ira.
31605 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
31607 * regmove.c: Modify file description.
31608 (find_use_as_address, try_auto_increment): Define them only if
31609 AUTO_INC_DEC is defined.
31610 (replacement_quality, replace_in_call_usage, fixup_match_1,
31611 stable_and_no_regs_but_for_p): Remove.
31612 (reg_set_in_bb): Make it static.
31613 (regmove_optimize): Remove flag_ira and code which worked for
31616 * local-alloc.c: Remove the file.
31618 * common.opt (fira): Remove.
31620 * ira.c: Include except.h.
31621 (eliminable_regset): Move from global.c.
31622 (mark_elimination): Ditto. Remove flag_ira.
31623 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
31624 equiv_mem_modified, validate_equiv_mem_from_store,
31625 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
31626 contains_replace_regs, memref_referenced_p, memref_used_between_p,
31627 no_equiv, recorded_label_ref): Move from local-alloc.c.
31628 (update_equiv_regs): Ditto. Make it static.
31629 (print_insn_chain, print_insn_chains): Move it from global.c.
31630 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
31631 (build_insn_chain): Ditto. Make it static.
31632 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
31633 Rename to init_live_subregs.
31634 (gate_ira): Remove flag_ira.
31636 * regclass.c: Rename reginfo.c. Change file description.
31637 (FORBIDDEN_INC_DEC_CLASSES): Remove.
31638 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
31639 (init_reg_sets_1): Remove code for evaluation of
31640 reg_class_superclasses and losing_caller_save_reg_set.
31641 (init_regs): Remove init_reg_autoinc.
31642 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
31643 ok_for_base_p_nonstrict): Remove.
31644 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
31645 (pass_regclass_init): Rename to pass_reginfo_init. Modify
31646 corresponding entries.
31647 (dump_regclass, record_operand_costs, scan_one_insn,
31648 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
31649 record_address_regs, auto_inc_dec_reg_p): Remove.
31650 (gt-regclass.h): Rename to gt-reginfo.h.
31652 * rtl.h (dump_global_regs, retry_global_alloc,
31653 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
31655 * Makefile.in (RA_H): Remove.
31656 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
31657 Rename regclass.o to reginfo.o.
31658 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
31660 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
31661 (GTFILES): Rename regclass.c to reginfo.c.
31663 * passes.c (init_optimization_passes): Remove pass_local_alloc and
31664 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
31666 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31667 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
31669 (finish_spills): Ditto. Remove code for !flag_ira.
31671 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
31673 PR middle-end/35854
31674 * doc/invoke.texi (rtl debug options): Complete rewrite.
31675 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
31677 * mode-switching.c (pass_mode_switching): Rename pass from
31678 "mode-sw" to "mode_sw".
31679 * except.c (pass_convert_to_eh_ranges): Rename pass from
31680 "eh-ranges" to "eh_ranges".
31681 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
31685 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
31686 Alexander Monakov <amonakov@ispras.ru>
31688 PR middle-end/38857
31689 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
31691 (move_exprs_to_boundary): Change return type and pass through
31692 should_move from move_op. Relax assert. Update usage ...
31693 (schedule_expr_on_boundary): ... here. Use should_move instead of
31695 (move_op_orig_expr_found): Indicate that insn was disconnected from
31697 (code_motion_process_successors): Do not call after_merge_succs
31698 callback if original expression was not found when traversing any of
31700 (code_motion_path_driver): Change return type. Update prototype.
31701 (move_op): Update comment. Add a new parameter (should_move). Update
31702 prototype. Set *should_move based on indication provided by
31703 move_op_orig_expr_found.
31705 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
31707 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
31708 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
31709 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
31710 * config/rs6000/rs6000.c (rs6000_override_options): Default
31711 avoid-indexed-addresses on for Power6, off for everything else.
31712 (avoiding_indexed_address_p): New function.
31713 (rs6000_legitimize_address): Use it.
31714 (rs6000_legitimate_address): Likewise.
31715 * config/rs6000/rs6000.md (movXX_updateX): Likewise
31717 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
31719 PR tree-optimization/38997
31720 * tree-loop-distribution.c (generate_memset_zero): Use
31721 POINTER_PLUS_EXPR for a pointer addition.
31723 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
31725 * config/s390/s390.md (bswap<mode>2): New pattern added.
31727 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31729 * config/s390/s390.md (*tls_load_31): Added type attribute.
31731 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31733 * config/s390/s390.md: Fix a few comments.
31735 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31737 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
31738 (*tm<mode>_full): Fixed z10prop attribute.
31739 (*tst<mode>_extimm): Fixed z10prop attribute.
31740 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
31741 (*tstqiCCT_cconly): Fixed z10prop attribute.
31742 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
31743 (*movsi_larl): Fixed z10prop attribute.
31744 (*movsi_zarch): Fixed z10prop attribute.
31745 (*movsi_eas): Fixed z10prop attribute.
31746 (*movhi): Fixed z10prop attribute.
31747 (*movqi): Fixed z10prop attribute.
31748 (*movstrictqi): Fixed z10prop attribute.
31749 (*mov<mode>): Fixed z10prop attribute.
31750 (*movcc): Fixed z10prop attribute.
31751 (*sethighpartdi_64): Fixed z10prop attribute.
31752 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
31753 (*negdi2_sign_cc): Fixed z10prop attribute.
31754 (*negdi2_sign): Fixed z10prop attribute.
31755 (*absdi2_sign_cc): Fixed z10prop attribute.
31756 (*absdi2_sign): Fixed z10prop attribute.
31757 (*negabsdi2_sign_cc): Fixed z10prop attribute.
31758 (*negabsdi2_sign): Fixed z10prop attribute.
31759 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
31760 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
31761 (doloop_si64): Fixed z10prop attribute.
31762 (doloop_si31): Fixed z10prop attribute.
31763 (doloop_long): Fixed z10prop attribute.
31764 (indirect_jump): Fixed z10prop attribute.
31765 (nop): Fixed z10prop attribute.
31766 (main_base_64): Fixed z10prop attribute.
31767 (reload_base_64): Fixed z10prop attribute.
31769 2009-01-28 Jakub Jelinek <jakub@redhat.com>
31771 PR rtl-optimization/38740
31772 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
31774 * config/mips/mips.c (mips_reorg): Likewise.
31776 2009-01-28 Richard Guenther <rguenther@suse.de>
31778 PR tree-optimization/38926
31779 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
31780 with the correct value id to a value.
31781 (do_regular_insertion): Use the value number of edoubleprime
31782 for the value number of the expr.
31785 2008-08-21 Richard Guenther <rguenther@suse.de>
31787 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
31788 a PHI ask VN if it is already available.
31789 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
31790 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
31792 2009-01-28 Jakub Jelinek <jakub@redhat.com>
31794 PR middle-end/38934
31795 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
31796 set to varying whenever max has TREE_OVERFLOW set, similarly
31797 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
31799 2009-01-28 Richard Guenther <rguenther@suse.de>
31801 PR middle-end/38908
31802 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
31803 uninitialized aggregate uses in call arguments.
31805 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
31807 PR tree-optimization/38984
31808 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
31809 the nothing_id variable if -fno-delete-null-pointer-checks.
31811 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
31814 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
31815 (set_got_offset_rex64): Ditto.
31817 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
31820 * doc/extend.texi: Improve local variable with asm reg.
31822 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
31824 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
31825 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
31826 was not supplied then set warn_packed_bitfield_compat to the
31827 default value of 1.
31828 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
31831 2009-01-27 Richard Guenther <rguenther@suse.de>
31833 PR tree-optimization/38503
31834 * cfgexpand.c (expand_gimple_basic_block): Ignore
31835 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
31836 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
31837 variables that cannot have TBAA applied.
31838 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
31841 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
31843 PR middle-end/38969
31844 * calls.c (initialize_argument_information): Do not wrap complex
31845 arguments in SAVE_EXPR.
31847 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
31849 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
31850 (INSTALL_LIBGCC): Revert typo commit.
31852 2009-01-26 Richard Guenther <rguenther@suse.de>
31854 PR tree-optimization/38745
31855 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
31856 from special handling.
31858 2009-01-26 Richard Guenther <rguenther@suse.de>
31860 PR tree-optimization/38745
31861 * tree-ssa.c (execute_update_addresses_taken): Do not include
31862 variables that cannot possibly be a register in not_reg_needs.
31863 Do not clear TREE_ADDRESSABLE on vars that may not become
31865 * tree-ssa.c (update_alias_info_1): Include those in the set
31866 of addressable vars.
31868 2009-01-26 Richard Guenther <rguenther@suse.de>
31870 PR middle-end/38851
31871 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
31872 * tree-ssa-dse.c: Include langhooks.h
31873 (execute_simple_dse): Remove stores with zero size.
31875 2009-01-24 Jakub Jelinek <jakub@redhat.com>
31878 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
31881 2009-01-24 Julian Brown <julian@codesourcery.com>
31883 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
31884 config/arm/linux-atomic.c.
31885 * config/arm/linux-atomic.c: New.
31887 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
31889 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
31890 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
31891 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
31893 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
31896 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
31899 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
31901 PR tree-optimization/38953
31902 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
31903 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
31904 (gloog): Split the exit of the scop when the scop exit is a loop exit.
31905 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
31908 2009-01-24 Paul Brook <paul@codesourcery.com>
31910 * config/arm/neon.md (neon_type): Move to arm.md.
31911 (neon_mov<VSTRUCT>): Add neon_type attribute.
31912 * config/arm/arm.md (neon_type): Move to here.
31913 (conds): Add "unconditioal" and use as default for NEON insns.
31915 2009-01-24 Ben Elliston <bje@au.ibm.com>
31917 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
31918 void *' warning from -Wc++-compat.
31919 * Makefile.in (dominance.o-warn): Remove.
31921 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
31923 PR tree-optimization/38932
31924 * fold-const.c (fold_unary_ignore_overflow): New.
31925 * tree.h (fold_unary_ignore_overflow): Declare.
31926 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
31927 * tree-ssa-sccvn.c (visit_reference_op_load,
31928 simplify_unary_expression): Likewise.
31930 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
31932 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
31933 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
31934 regardless of their type.
31935 * c-common.c (handle_packed_attribute): Don't ignore packed on
31937 * c.opt (Wpacked-bitfield-compat): New warning option.
31938 * stor-layout.c (place_field): Warn if offset of a field changed.
31939 * doc/extend.texi (packed): Mention the ABI change.
31940 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
31941 (Warning Options): Add it to the list.
31943 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
31945 * c-opts.c (c_common_post_options): Fix a typo in comments.
31947 2009-01-22 Steve Ellcey <sje@cup.hp.com>
31949 PR middle-end/38615
31950 * gimplify.c (gimplify_init_constructor): Fix promotion of const
31951 variables to static.
31952 * doc/invoke.texi (-fmerge-all-constants): Update description.
31954 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
31957 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
31958 (*movdi_1_rex64): Use type "mmx" for alternative 5.
31960 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
31962 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
31964 (LOCAL_ALIGNMENT): Similarly.
31966 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
31967 Joseph Myers <joseph@codesourcery.com>
31969 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
31970 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
31971 * config/arm/arm-tune.md: Regenerate.
31972 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
31975 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
31977 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
31978 version number to five.
31980 2009-01-22 Dodji Seketeli <dodji@redhat.com>
31983 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
31984 * c-common.c (set_underlying_type): Likewise.
31985 (is_typedef_decl ): Likewise
31987 (set_underlying_type): Likewise.
31988 (is_typedef_type): Likewise.
31990 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
31992 PR middle-end/38587
31993 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
31996 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
31999 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
32000 (LIBGCC_SPEC): Don't define.
32001 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
32003 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
32005 PR rtl-optimization/38879
32006 * alias.c (base_alias_check): Unaligned access via AND address can
32007 alias all surrounding object types except those with sizes equal
32008 or wider than the size of unaligned access.
32010 2009-01-21 Dodji Seketeli <dodji@redhat.com>
32013 * c-decl.c (clone_underlying_type): Move this ...
32014 * c-common.c (set_underlying_type): ... here.
32015 Also, make sure the function properly sets TYPE_STUB_DECL() on
32016 the newly created typedef variant type.
32017 (is_typedef_decl ): New entry point.
32018 * tree.h: Added a new member member_types_needing_access_check to
32019 struct tree_decl_non_common.
32020 (set_underlying_type): New entry point.
32021 (is_typedef_type): Likewise.
32023 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
32025 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
32026 Check whether two instructions have memory references that
32027 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
32028 are helper functions for traversing.
32029 * alias.h (insn_alias_sets_confilict_p): New prototypes.
32030 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
32031 not to draw dependency edge for instructions with non-conflicting
32034 2009-01-20 Joseph Myers <joseph@codesourcery.com>
32037 * longlong.h: Update copyright years. Use soft-fp license notice.
32038 Sync __clz_tab declaration with glibc.
32040 2009-01-20 Steve Ellcey <sje@cup.hp.com>
32043 * doc/extend.texi (syscall_linkage): New.
32044 (version_id): Modify.
32046 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
32047 Richard Guenther <rguenther@suse.de>
32049 PR tree-optimization/38747
32050 PR tree-optimization/38748
32051 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
32052 conversion if the base address is an indirect reference and the
32053 aliasing sets could cause issues.
32055 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
32057 * common.opt (fgraphite, fgraphite-identity): Add comment for
32058 explaining why these options are not documented.
32060 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
32062 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
32063 gimple_call_lhs is NULL.
32065 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
32068 * emit-rtl.c (adjust_address_1): Make sure memref is never
32071 2009-01-20 Ben Elliston <bje@au.ibm.com>
32073 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
32074 const qualifier from arg parameter. Remove unnecessary cast to char *.
32075 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
32076 const qualifier from arg 2.
32078 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
32080 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
32082 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
32085 * rtl.h (reinit_regs): New prototype.
32086 * regclass.c: Include ira.h.
32087 (reinit_regs): New.
32088 * Makefile.in (regclass.o): Add ira.h.
32089 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
32091 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
32094 * c-common.c (handle_aligned_attribute): Use
32095 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
32096 default alignment value.
32098 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
32100 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
32101 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
32103 * doc/extend.texi: Update __attribute__ ((aligned)). Document
32104 __BIGGEST_ALIGNMENT__.
32106 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
32108 2009-01-18 Richard Guenther <rguenther@suse.de>
32110 PR tree-optimization/38819
32111 * tree-flow.h (operation_could_trap_helper_p): Declare.
32112 * tree-eh.c (operation_could_trap_helper_p): Export.
32113 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
32114 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
32115 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
32116 are about to insert a possibly trapping instruction and fail
32119 2009-01-18 Andreas Schwab <schwab@suse.de>
32121 * doc/install.texi (Configuration): Remove obsolete paragraph
32122 about use of --with-gnu-ld with --with-gnu-as.
32124 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
32126 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
32127 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
32128 Follow spelling conventions.
32130 2009-01-18 Ben Elliston <bje@au.ibm.com>
32132 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
32133 C++ warning about implicit conversion from void * to struct
32135 (bitmap_obstack_free): Likewise for bitmap_element *.
32136 * Makefile.in (bitmap.o-warn): Remove.
32138 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
32140 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
32142 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
32143 Tobias Grosser <tobi.grosser@amd.com>
32145 * graphite.c (graphite_trans_scop_block): Do not block single
32148 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
32150 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
32151 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
32152 test with assertion.
32154 2009-01-16 Richard Guenther <rguenther@suse.de>
32156 PR tree-optimization/38835
32157 PR middle-end/36227
32158 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
32159 and INT + PTR -> (INT)(PTR p+ INT) folding.
32160 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
32162 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
32165 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
32166 the subreg from a lowpart subreg if it is also casting the value.
32168 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
32169 Tobias Grosser <tobi.grosser@amd.com>
32171 * graphite.c (compare_prefix_loops): New.
32172 (build_scop_canonical_schedules): Rewritten.
32173 (graphite_transform_loops): Move build_scop_canonical_schedules
32174 after build_scop_iteration_domain.
32176 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
32177 Tobias Grosser <tobi.grosser@amd.com>
32179 * graphite.c (add_conditions_to_domain): Add the loops to
32180 the dimension of the iteration domain. Do copy the domain
32181 only when it exists.
32182 (build_scop_conditions_1): Do not call add_conditions_to_domain.
32183 (add_conditions_to_constraints): New.
32184 (can_generate_code_stmt, can_generate_code): Removed.
32185 (gloog): Do not call can_generate_code.
32186 (graphite_transform_loops): Call add_conditions_to_constraints
32187 after building the iteration domain.
32189 2009-01-16 Jakub Jelinek <jakub@redhat.com>
32191 PR tree-optimization/38789
32192 * tree-ssa-threadedge.c
32193 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
32194 __builtin_constant_p.
32196 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
32198 * dce.c (delete_unmarked_insns): Reversed the order that insns are
32199 examined before deleting them.
32201 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
32203 * function.c (aggregate_value_p): Correctly extract the function
32204 type from CALL_EXPR_FN lookup.
32206 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
32208 * config/picochip/picochip.c (picochip_override_options): Revert
32209 CFI asm flag disable commited previously.
32211 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
32212 Tobias Grosser <tobi.grosser@amd.com>
32213 Jan Sjodin <jan.sjodin@amd.com>
32215 * graphite.c (scan_tree_for_params): On substractions negate
32216 all the coefficients of the term.
32217 (clast_to_gcc_expression_red): New. Handle reduction expressions
32218 of more than two operands.
32219 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
32220 (get_vdef_before_scop): Handle also the case of default definitions.
32222 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
32224 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
32225 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
32226 Also use them when walking CALL_INSN_FUNCTION_USAGE.
32228 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
32229 Joey Ye <joey.ye@intel.com>
32231 PR middle-end/37843
32232 * cfgexpand.c (expand_stack_alignment): Don't update stack
32233 boundary nor check incoming stack boundary here.
32234 (gimple_expand_cfg): Update stack boundary and check incoming
32235 stack boundary here.
32237 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
32239 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
32241 2009-01-14 Jakub Jelinek <jakub@redhat.com>
32243 PR rtl-optimization/38245
32244 * calls.c (expand_call): Add stack arguments to
32245 CALL_INSN_FUNCTION_USAGE even for pure calls (when
32246 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
32247 in regs and partially in memory or BLKmode arguments.
32248 (emit_library_call_value_1): Add stack arguments to
32249 CALL_INSN_FUNCTION_USAGE even for pure calls (when
32250 ACCUMULATE_OUTGOING_ARGS).
32251 * dce.c: Include tm_p.h.
32252 (find_call_stack_args): New function.
32253 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
32255 (mark_insn): Call find_call_stack_args for CALL_Ps.
32256 (prescan_insns_for_dce): Walk insns backwards in bb rather than
32257 forwards. Allocate and free arg_stores bitmap if needed, pass it
32258 down to deletable_insn_p, don't mark stores set in arg_stores
32259 bitmap, clear the bitmap at the beginning of each bb.
32260 * Makefile.in (dce.o): Depend on $(TM_P_H).
32262 2009-01-14 Michael Meissner <gnu@the-meissners.org>
32265 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
32266 to make sure the insn is a conditional test (bug 22599). Reformat a
32269 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
32271 PR middle-end/38431
32272 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
32273 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
32274 (gloog): Do not call cleanup_tree_cfg.
32275 (graphite_transform_loops): Call cleanup_tree_cfg after all
32276 scops have been code generated.
32278 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
32279 * doc/gty.texi (Invoking the garbage collector): Added new node
32280 and section documenting ggc_collect.
32282 2009-01-14 Richard Guenther <rguenther@suse.de>
32284 PR tree-optimization/38826
32285 PR middle-end/38477
32286 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
32287 initialization notes only if we actually emitted a warning.
32288 (intra_create_variable_infos): Add constraints for a result decl
32289 that is passed by hidden reference.
32290 (build_pred_graph): Mark all related variables non-direct on
32293 2009-01-14 Nick Clifton <nickc@redhat.com>
32295 * ira-conflicts.c: Include addresses.h for the definition of
32297 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
32298 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
32300 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
32303 * Makefile.in (ira-lives.o): Add except.h.
32305 * ira-lives.c: Include except.h.
32306 (process_bb_node_lives): Process can_throw_internal.
32308 2009-01-13 Jakub Jelinek <jakub@redhat.com>
32310 PR rtl-optimization/38774
32311 * combine.c (simplify_set): When undoing cc_use change, don't do
32312 PUT_CODE on the newly created comparison, but instead put back the
32315 2009-01-13 Joseph Myers <joseph@codesourcery.com>
32317 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
32318 values. Remove duplicate arm8 entry.
32320 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
32322 PR tree-optimization/38786
32323 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
32324 the SSA_NAME case of expand_scalar_variables_expr.
32325 Set the type of an expression to the type of its assign statement.
32326 (expand_scalar_variables_expr): Also gather the scalar computation
32327 used to index the memory access. Do not pass loop_p.
32328 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
32329 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
32330 the gimple_stmt_iterator where it inserts new code.
32331 Do not pass loop_p.
32332 (copy_bb_and_scalar_dependences): Do not pass loop_p.
32333 (translate_clast): Update call to copy_bb_and_scalar_dependences.
32335 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
32337 * graphite.h (debug_value): Removed.
32338 * graphite.c (debug_value): Removed.
32340 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
32342 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
32343 ldrd/strd with two 32-bit instructions.
32345 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
32347 * config/arm/arm.c (struct processors): Pass for speed down into
32348 cost helper functions.
32349 (const_ok_for_op): Handle COMPARE and inequality nodes.
32350 (arm_rtx_costs_1): Rewrite.
32351 (arm_size_rtx_costs): Update prototype.
32352 (arm_rtx_costs): Pass speed down to helper functions.
32353 (arm_slowmul_rtx_costs): Rework cost calculations.
32354 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
32355 (arm_9e_rtx_costs): Likewise.
32357 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
32359 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
32360 relocations of local symbols wider than UNITS_PER_WORD are not valid.
32361 (alpha_legitimize_address): Do not split local symbols wider than
32362 UNITS_PER_WORD into HIGH/LO_SUM parts.
32364 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
32367 * gcc.c (process_command): Replace call to execvp with calls
32368 to pex_one and exit.
32370 2009-01-03 Anatoly Sokolov <aesok@post.ru>
32373 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
32374 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
32375 variant for devices with 3-byte PC.
32376 (__tablejump_elpm__): New.
32378 2009-01-12 Jakub Jelinek <jakub@redhat.com>
32381 * c-parser.c (c_parser_postfix_expression): Allow `->' in
32382 offsetof member-designator, handle it as `[0].'.
32384 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32386 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
32387 function when not using named sections on targets with named sections
32388 if branch distance is less than 262132.
32390 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
32392 * combine.c (combine_instructions): Recompute
32393 optimize_this_for_speed_p for each BB in the main combine loop.
32395 2009-01-12 Tomas Bily <tbily@suse.cz>
32398 * tree-loop-distribution.c (prop_phis): New function.
32399 (generate_builtin): Call prop_phis.
32401 2009-01-12 Jakub Jelinek <jakub@redhat.com>
32403 PR tree-optimization/38807
32404 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
32405 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
32407 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
32409 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
32410 subreg of op0 to the original op0.
32412 2009-01-11 Laurent GUERBY <laurent@guerby.net>
32414 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
32416 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
32419 * mips-tfile.c (parse_def): Fix parsing of def strings
32420 starting with digits.
32422 2009-01-10 Jakub Jelinek <jakub@redhat.com>
32425 * config/arm/arm.c (arm_is_long_call_p): Don't call
32426 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
32428 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
32430 * regrename.c (regrename_optimize): Fix dumping.
32431 (find_oldest_value_reg): Preserve REG_POINTER.
32432 (copy_hardreg_forward_1): Likewise.
32434 2009-01-09 Diego Novillo <dnovillo@google.com>
32436 * gimple.h (struct gimple_statement_base) <uid>: Document
32437 the restrictions on its use.
32438 (gimple_uid): Tidy.
32439 (gimple_set_uid): Tidy.
32441 2009-01-09 Jakub Jelinek <jakub@redhat.com>
32443 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
32444 zero guard even if align_bytes != 0 and count is smaller than
32447 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
32449 PR rtl-optimization/38495
32450 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
32451 (add_range_and_copies_from_move_list): Print all added ranges.
32452 Add ranges to memory optimized destination.
32454 2009-01-09 Jakub Jelinek <jakub@redhat.com>
32458 * config/i386/i386.c (override_options): Reject
32459 -mstringop-strategy=rep_8byte with -m32.
32460 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
32461 to 1. Do count comparison against epilogue_size_needed at compile
32462 time even when count_exp was constant forced into register. For
32463 size_needed don't jump to epilogue, instead just avoid aligning
32464 and invoke the body algorithm. If need_zero_guard, add zero guard
32465 even if count is non-zero, but smaller than size_needed + number of
32466 bytes that could be stored for alignment.
32467 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
32468 to 1. If need_zero_guard, add zero guard even if count is non-zero,
32469 but smaller than size_needed + number of bytes that could be stored
32470 for alignment. Compare size_needed with epilogue_size_needed instead
32471 of desired_align - align, don't adjust size_needed, pass
32472 epilogue_size_needed to the epilogue expanders.
32475 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
32477 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32479 * pa.c (last_address): Change to unsigned.
32480 (update_total_code_bytes): Change argument to unsigned. Don't
32481 check if insn addresses are set.
32482 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
32483 addresses are not set.
32484 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
32486 2009-01-09 Nick Clifton <nickc@redhat.com>
32488 * config/sh/symbian.c: Replace uses of DECL_INLINE with
32489 DECL_DECLARED_INLINE_P.
32491 2009-01-09 Jakub Jelinek <jakub@redhat.com>
32493 PR middle-end/38347
32494 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
32495 GET_MODE (op0) in operand_subword_force calls.
32497 PR middle-end/38771
32498 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
32499 fold_convert arg0 operands to TREE_TYPE (op0) first.
32501 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
32503 * params.def (ira-max-conflict-table-size): Decrease default value
32506 2009-01-08 Jakub Jelinek <jakub@redhat.com>
32508 PR tree-optimization/37031
32509 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
32511 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
32512 allocate it using gc instead of heap, use VEC_quick_push instead of
32514 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
32515 instead of heap, use VEC_quick_push instead of VEC_safe_push.
32516 * tree-data-ref.h (struct access_matrix): Change matrix to gc
32517 allocated vector from heap allocated.
32518 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
32519 * tree-loop-linear.c (linear_transform_loops): Allocate nest
32520 vector only after perfect_loop_nest_depth call.
32522 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
32523 Jan Sjodin <jan.sjodin@amd.com>
32525 PR tree-optimization/38559
32526 * graphite.c (debug_value, copy_constraint,
32527 swap_constraint_variables, scale_constraint_variable, ): New.
32528 (get_lower_bound, get_upper_bound): Removed.
32529 (graphite_trans_bb_strip_mine): Clean up this code that works
32530 only for constant number of iterations. Fully copy upper and
32531 lower bound constraints, not only the constant part of them.
32532 * graphite.h (debug_value): Declared.
32534 2009-01-08 Ira Rosen <irar@il.ibm.com>
32536 PR tree-optimization/37194
32537 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
32538 Don't add the cost of cost model guard in prologue to scalar
32539 outside cost in case of known number of iterations.
32541 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
32542 Alan Modra <amodra@bigpond.net.au>
32544 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
32545 non-word-aligned REG+CONST addressing.
32547 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
32550 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
32551 free_after_compilation when outputting a thunk.
32552 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
32553 Do not call free_after_compilation here.
32555 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
32557 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
32558 (ix86_valid_target_attribute_inner_p): Ditto.
32560 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
32562 PR tree-optimization/38492
32563 PR tree-optimization/38498
32564 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
32565 * tree-chrec.h (scev_is_linear_expression): Declared.
32566 * graphite.c (graphite_cannot_represent_loop_niter): New.
32567 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
32568 (graphite_loop_normal_form): Use gcc_assert.
32569 (scan_tree_for_params): Use CASE_CONVERT.
32570 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
32571 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
32572 Use gcc_assert. Discard scops that contain unhandled cases.
32573 (build_scop_conditions): Return a boolean status for unhandled cases.
32574 (strip_mine_profitable_p): Print the loop number, not its depth.
32575 (is_interchange_valid): Pass the depth of the loop nest, don't
32576 recompute it wrongly.
32577 (graphite_trans_bb_block): Same.
32578 (graphite_trans_bb_block): Print tentative of loop blocking.
32579 (graphite_trans_scop_block): Do not print that the loop has been
32581 (graphite_transform_loops): Do not handle scops that contain condition
32584 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
32586 AVX Programming Reference (December, 2008)
32587 * config/i386/avxintrin.h (_mm256_stream_si256): New.
32588 (_mm256_stream_pd): Likewise.
32589 (_mm256_stream_ps): Likewise.
32591 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
32592 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
32593 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
32594 (bdesc_special_args): Add __builtin_ia32_movntdq256,
32595 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
32596 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
32597 (ix86_expand_special_args_builtin): Likewise.
32599 * config/i386/sse.md (AVXMODEDI): New.
32600 (avx_movnt<mode>): Likewise.
32601 (avx_movnt<mode>): Likewise.
32602 (<sse>_movnt<mode>): Remove AVX support.
32603 (sse2_movntv2di): Likewise.
32605 2009-01-07 Richard Guenther <rguenther@suse.de>
32607 PR middle-end/38751
32608 * fold-const.c (extract_muldiv): Remove obsolete comment.
32609 (fold_plusminus_mult_expr): Undo MINUS_EXPR
32610 to PLUS_EXPR canonicalization for the canonicalization.
32612 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
32614 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
32615 hosted cross-compilers generating less efficient code.
32617 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
32619 * function.h (rtl_data): Add a dbr_scheduled_p field.
32620 * reorg.c (dbr_schedule): Set it.
32621 (gate_handle_delay_slots): Check it.
32622 * config/mips/mips.c (mips_base_delayed_branch): Delete.
32623 (mips_reorg): Check flag_delayed_branch instead of
32624 mips_base_delayed_branch.
32625 (mips_override_options): Don't set mips_base_delayed_branch
32626 or flag_delayed_branch.
32628 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
32630 PR rtl-optimization/38426.
32631 * ira.c (ira): Set current_function_is_leaf earlier.
32633 2009-01-06 Jakub Jelinek <jakub@redhat.com>
32635 PR rtl-optimization/38722
32636 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
32637 too early, only set a flag and modify after last possible
32640 2009-01-06 Janis Johnson <janis187@us.ibm.com>
32643 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
32644 * real.c (decimal_single_format): Correct values of emin and emax.
32645 (decimal_double_format): Ditto.
32646 (decimal_quad_format): Ditto.
32647 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
32648 computation of DECnn_MIN and DECnn_MAX for corrected values of
32649 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
32650 __DECnn_MIN__, and adjust its computation for the corrected value
32653 2009-01-06 Jan Hubicka <jh@suse.cz>
32656 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
32658 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
32660 * doc/contrib.texi (Contributors): Slightly adjust the end note.
32661 Add Robert Clark to the list of testers.
32663 2009-01-06 Jan Hubicka <jh@suse.cz>
32664 Kai Tietz <kai.tietz@onevision.com>
32666 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
32667 * config/i386/i386.c (ix86_expand_call): Add clobbers.
32669 2009-01-06 Jan Hubicka <jh@suse.cz>
32670 Kai Tietz <kai.tietz@onevision.com>
32672 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
32674 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
32675 (ix86_nsaved_regs): Count only general purpose regs.
32676 (ix86_nsaved_sseregs): New.
32677 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
32678 to 16 for w64; compute padding and size of sse reg save area.
32679 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
32680 general purpose regs.
32681 (ix86_emit_save_sse_regs_using_mov): New.
32682 (ix86_expand_prologue): Save SSE regs if needed.
32683 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
32684 (ix86_emit_restore_sse_regs_using_mov): New.
32685 (ix86_expand_epilogue): Save SSE regs if needed.
32687 2009-01-06 Jan Hubicka <jh@suse.cz>
32688 Kai Tietz <kai.tietz@onevision.com>
32690 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
32691 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
32692 functions when accumulate outgoing args is off.
32694 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
32697 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
32698 before using pseudos_have_intersected_live_ranges_p.
32700 * ira-int.h (ira_assert): Always define.
32702 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
32704 AVX Programming Reference (December, 2008)
32705 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
32706 (_mm256_permute2_pd): Likewise.
32707 (_mm_permute2_ps): Likewise.
32708 (_mm256_permute2_ps): Likewise.
32709 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
32710 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
32712 * config/i386/i386.c (ix86_builtins): Remove
32713 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
32714 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
32715 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
32716 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
32717 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
32718 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
32719 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
32720 __builtin_ia32_vpermil2ps256.
32721 (ix86_init_mmx_sse_builtins): Updated.
32722 (ix86_expand_args_builtin): Likewise.
32724 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32726 * pa.c (output_call): Relocate non-jump insns in the delay slot of
32727 long absolute calls when generating PA 2.0 code.
32729 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
32731 PR rtl-optimization/38583
32732 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
32734 * params.def (ira-max-conflict-table-size): New.
32736 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
32738 * ira.h (ira_conflicts_p): New external definition.
32740 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
32741 table. Report this. Return result of building.
32742 (ira_build_conflicts): Use ira_conflicts_p. Check result of
32743 building conflict table.
32745 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
32746 (ira_color): Use ira_conflicts_p.
32748 * global.c: Include ira.h.
32749 (pseudo_for_reload_consideration_p, build_insn_chain): Use
32752 * Makefile.in (global.o): Add ira.h.
32754 * ira-build.c (mark_all_loops_for_removal,
32755 propagate_some_info_from_allocno): New.
32756 (remove_unnecessary_allocnos): Call
32757 propagate_some_info_from_allocno.
32758 (remove_low_level_allocnos): New.
32759 (remove_unnecessary_regions): Add parameter. Call
32760 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
32761 parameter to remove_unnecessary_regions.
32762 (ira_build): Remove all regions but root if the conflict table was
32763 not built. Update conflict hard regs for allocnos crossing calls.
32765 * ira.c (ira_conflicts_p): New global.
32766 (ira): Define and use ira_conflicts_p.
32768 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
32769 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
32770 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
32772 2009-01-06 Ben Elliston <bje@au.ibm.com>
32774 * gengtype-lex.l (YY_NO_INPUT): Define.
32776 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
32779 * c-common.c (handle_vector_size_attribute): Also reject
32780 BOOLEAN_TYPE types.
32782 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
32784 PR tree-optimization/38492
32785 * graphite.c (rename_map_elt, debug_rename_elt,
32786 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
32787 rename_map_elt_info, eq_rename_map_elts,
32788 get_new_name_from_old_name, bb_in_sese_p): Moved around.
32789 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
32790 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
32791 (sese_build_livein_liveouts): New.
32792 (new_sese, free_sese): New.
32793 (new_scop): Call new_sese.
32794 (free_scop): Call free_sese.
32795 (rename_variables_from_edge, rename_phis_end_scop): Removed.
32796 (register_old_new_names): Renamed register_old_and_new_names.
32797 (register_scop_liveout_renames, add_loop_exit_phis,
32798 insert_loop_close_phis, struct igp,
32799 default_liveout_before_guard, add_guard_exit_phis,
32800 insert_guard_phis, copy_renames): New.
32801 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
32802 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
32803 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
32804 (scop_adjust_phis_for_liveouts): New.
32805 (gloog): Call scop_adjust_phis_for_liveouts.
32807 * graphite.h (struct sese): Documented. Added fields liveout,
32808 num_ver and livein.
32809 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
32810 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
32811 (struct scop): Added field liveout_renames.
32812 (SCOP_LIVEOUT_RENAMES): New.
32814 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
32816 PR tree-optimization/38510
32817 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
32818 (translate_clast): Call recompute_all_dominators before
32820 (gloog): Call recompute_all_dominators before graphite_verify.
32822 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
32823 Jan Sjodin <jan.sjodin@amd.com>
32825 PR tree-optimization/38500
32826 * graphite.c (create_sese_edges): Call fix_loop_structure after
32829 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
32831 * config.gcc: Add m32r*-*-rtems*.
32832 * config/m32r/rtems.h: New file.
32834 2009-01-05 Ben Elliston <bje@au.ibm.com>
32836 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
32837 (.po.pox): Likewise.
32838 (po/gcc.pot): Likewise.
32840 2009-01-04 David S. Miller <davem@davemloft.net>
32842 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
32843 (STARTING_FRAME_OFFSET): Always set to zero.
32845 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
32847 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
32848 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
32849 fixed-point types, and vectors of the same.
32851 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
32853 * config/mips/sync.md (*mb_barrier): Rename to...
32854 (*memory_barrier): ...this.
32856 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
32858 * doc/extend.texi (Function Attributes): Move @cindex after @item
32859 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
32860 and put in alphabetical order. Fix 'target' name and put in order.
32861 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
32864 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
32866 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
32867 (memory_barrier): Expand as unspec instead of unspec_volatile.
32868 Remove mem:BLK from insn operands. Use Pmode scratch register.
32869 (*memory_barrier): Define as unspec instead of unspec_volatile.
32870 Use (match_dup 0) as input operand.
32872 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
32873 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
32874 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
32875 scratch register. Remove operand 1.
32876 (*stbar): Define as unspec instead of unspec_volatile.
32877 Use (match_dup 0) as input operand, remove (const_int 8).
32878 (*membar): Define as unspec instead of unspec_volatile.
32879 Use (match_dup 0) as input operand, remove input operand 2.
32881 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
32882 (memory_barrier): Expand as unspec instead of unspec_volatile.
32883 Remove mem:BLK from insn operands. Use Pmode scratch register.
32884 (*memory_barrier): Define as unspec instead of unspec_volatile.
32885 Use (match_dup 0) as input operand.
32887 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
32888 Remove mem:BLK from insn operands. Use Pmode scratch register.
32889 Set volatile flag on operand 0.
32890 (*memory_barrier): New insn pattern.
32892 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
32894 (*memory_barrier): Use (match_dup 0) as input operand.
32896 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
32897 Remove mem:BLK from insn operands. Use Pmode scratch register.
32898 Set volatile flag on operand 0.
32899 (*mb_internal): New insn pattern.
32901 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
32903 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
32905 PR middle-end/38586
32906 * function.c (struct temp_slot): Move to the section of the file
32907 that deals with temp slots. Remove field 'address'.
32908 (temp_slot_address_table): New hash table of address -> temp slot.
32909 (struct temp_slot_address_entry): New struct, items for the table.
32910 (temp_slot_address_compute_hash, temp_slot_address_hash,
32911 temp_slot_address_eq, insert_temp_slot_address): Support functions
32913 (find_temp_slot_from_address): Rewrite to use the new hash table.
32914 (remove_unused_temp_slot_addresses): Remove addresses of temp
32915 slots that have been made available.
32916 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
32917 worker function for remove_unused_temp_slot_addresses.
32918 (assign_stack_temp_for_type): Don't clear the temp slot address list.
32919 Add the temp slot address to the address -> temp slot map.
32920 (update_temp_slot_address): Update via insert_temp_slot_address.
32921 (free_temp_slots): Call remove_unused_temp_slot_addresses.
32922 (pop_temp_slots): Likewise.
32923 (init_temp_slots): Allocate the address -> temp slot map, or empty
32924 the map if it is already allocated.
32925 (prepare_function_start): Initialize temp slot processing.
32927 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
32929 PR middle-end/38584
32930 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
32931 Calculate the size of all stack vars assuming no packing of stack
32932 vars will happen, replacing a quadratic algorithm with a linear one.
32934 2009-01-03 Jakub Jelinek <jakub@redhat.com>
32937 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
32940 2009-01-03 Diego Novillo <dnovillo@google.com>
32942 * doc/contrib.texi: Update contributions.
32944 2009-01-03 Jakub Jelinek <jakub@redhat.com>
32947 * builtins.c (fold_builtin_memory_op): Give up if either operand
32948 is volatile. Set srctype or desttype to non-qualified version
32952 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
32953 and FUNCTION_DECLs.
32955 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
32957 PR rtl-optimization/35805
32958 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
32959 problem if fast dce is able to remove any instructions.
32960 * dce.c (dce_process_block): Fix dump message.
32962 2009-01-02 Mark Mitchell <mark@codesourcery.com>
32965 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
32967 2009-01-02 Jakub Jelinek <jakub@redhat.com>
32969 PR middle-end/38690
32970 * tree-flow.h (op_code_prio, op_prio): New prototypes.
32971 * tree-pretty-print.c (op_code_prio): New function.
32972 (op_prio): No longer static. Use op_code_prio.
32973 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
32974 Use op_prio and op_code_prio to determine if () should be
32975 printed around operand(s) or not.
32977 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
32978 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
32979 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
32980 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
32981 pp_character instead of pp_string for single letter printing.
32983 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
32985 * doc/extend.texi: Fix '#pragma GCC option' typo.
32987 2009-01-02 Richard Guenther <rguenther@suse.de>
32989 * doc/install.texi (--enable-checking): Mention different
32990 default for stage1.
32991 (--enable-stage1-checking): Document.
32993 2009-01-01 Andrew Pinski <pinskia@gmail.com>
32995 PR middle-end/30142
32996 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
32997 case to be an error.
32999 2009-01-02 Ben Elliston <bje@au.ibm.com>
33001 * config/fp-bit.h (pack_d): Constify argument.
33002 * config/fp-bit.c (makenan): Constify return type. Remove casts.
33003 (isnan): Constify argument.
33005 (iszero): Likewise.
33006 (pack_d): Likewise.
33007 (_fpadd_parts): Constify return type.
33008 (_fpmul_parts): Likewise.
33009 (_fpdiv_parts): Likewise.
33011 2009-01-01 Jakub Jelinek <jakub@redhat.com>
33014 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
33015 warn about overwriting initializer with side-effects or
33016 -Woverride-init if !IMPLICIT.
33017 (output_init_element): Likewise. Pass IMPLICIT down to
33019 (process_init_element): Add IMPLICIT argument. Pass it down
33020 to output_init_element.
33021 (push_init_element, pop_init_level, set_designator): Adjust
33022 process_init_element callers.
33023 (set_nonincremental_init, set_nonincremental_init_from_string):
33024 Adjust add_pending_init callers.
33025 (output_pending_init_elements): Adjust output_init_element callers.
33026 * c-tree.h (process_init_element): Adjust prototype.
33027 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
33028 process_init_element callers.
33031 Copyright (C) 2009 Free Software Foundation, Inc.
33033 Copying and distribution of this file, with or without modification,
33034 are permitted in any medium without royalty provided the copyright
33035 notice and this notice are preserved.