1 2009-11-27 Martin Jambor <mjambor@suse.cz>
4 * tree-sra.c (get_replaced_param_substitute): Call create_tmp_var
5 instead of create_tmp_var. Set DECL_GIMPLE_REG_P to one manually
6 for vector and complex types.
7 (get_adjustment_for_base): Describe return value in the comment.
9 2009-11-27 Nick Clifton <nickc@redhat.com>
11 * longlong.h (count_leading_zeros): Define macro for stormy16
13 (COUNT_LEADING_ZEROS_0): Likewise.
14 * config/stormy16/stormy16-lib2.c: Arrange for separate
15 compilation of each function.
16 (__ffshi2): New function.
17 (__stormy16_count_leading_zeros): New function.
18 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Use stub files to
19 compile each function into its own object file.
20 (stormy16-lib2-ashlsi3.c): New stub file.
21 (stormy16-lib2-ashrsi3.c): New stub file.
22 (stormy16-lib2-clzhi2.c): New stub file.
23 (stormy16-lib2-count-leading-zeros.c): New stub file.
24 (stormy16-lib2-ctzhi2.c): New stub file.
25 (stormy16-lib2-divsi3.c): New stub file.
26 (stormy16-lib2-ffshi2.c): New stub file.
27 (stormy16-lib2-lshrsi3.c): New stub file.
28 (stormy16-lib2-modsi3.c): New stub file.
29 (stormy16-lib2-parityhi2.c): New stub file.
30 (stormy16-lib2-popcounthi2.c): New stub file.
31 (stormy16-lib2-udivmodsi4.c): New stub file.
32 (stormy16-lib2-udivsi3.c): New stub file.
33 (stormy16-lib2-umodsi3.c): New stub file.
35 2009-11-27 Richard Henderson <rth@redhat.com>
37 * config/i386/sse.md (vec_interleave_highv16qi,
38 vec_interleave_lowv16qi, vec_interleave_highv8hi,
39 vec_interleave_lowv8hi, vec_interleave_highv4si,
40 vec_interleave_lowv4si, vec_interleave_highv2di,
41 vec_interleave_lowv2di, vec_interleave_highv4sf,
42 vec_interleave_lowv4sf, vec_interleave_highv2df,
43 vec_interleave_lowv2df): Remove expanders.
44 (sse_unpcklps, sse_unpckhps, sse2_unpckhpd_exp, sse2_unpcklpd_exp,
45 sse2_punpckhqdq, sse2_punpcklqdq, sse2_punpckhbw, sse2_punpcklbw,
46 sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq):
47 Rename to their proper vec_interleave equivalent. Update all users
49 * config/i386/i386.c, config/i386/i386.md: Update all users.
51 2009-11-27 Michael Matz <matz@suse.de>
53 PR rtl-optimization/42084
54 * cfgexpand.c (maybe_cleanup_end_of_block): Add new parameter,
55 use it to stop walking.
56 (expand_gimple_cond): Adjust call to above.
58 2009-11-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
61 * gthr-solaris.h (__gthread_mutex_destroy): Remove UNUSED.
62 [SUPPORTS_WEAK && GTHREAD_USE_WEAK] (__gthread_active_p): Use
63 __extension__ to allow cast from function pointer to object
65 * doc/install.texi (--enable-threads): Clarify use of Solaris
68 2009-11-27 Steven Bosscher <steven@gcc.gnu.org>
70 * config/ia64/itanium1.md: Remove.
71 * config/ia64/ia64.md: Do not include it.
72 * config/ia64/ia64.c (ia64_handle_option): Remove "itanium",
73 "itanium1", and "merced" from the processor alias table.
74 (clocks, add_cycles): Remove global variables.
75 (ia64_sched_reorder2): Don't set/use them.
76 (ia64_dfa_new_cycle, ia64_h_i_d_extended, ia64_reorg): Likewise.
77 (bundling): Likewise. Remove extra pass for MMMUL/MMSHF.
79 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
81 * config/s390/s390.c (last_scheduled_insn): New variable.
82 (s390_fpload_toreg, s390_z10_prevent_earlyload_conflicts): New
84 (s390_sched_reorder, s390_sched_variable_issue): New functions.
85 (TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_REORDER): Target hooks
88 2009-11-27 Michael Matz <matz@suse.de>
91 * tree-eh.c (lower_catch): Stop after expanding a catch-all.
93 2009-11-27 Richard Guenther <rguenther@suse.de>
95 * timevar.def (TV_LOOP_MOVE_INVARIANTS, TV_LOOP_UNSWITCH,
96 TV_LOOP_UNROLL, TV_LOOP_DOLOOP): New timevars.
97 * loop-init.c (pass_rtl_move_loop_invariants): Use
98 TV_LOOP_MOVE_INVARIANTS.
99 (pass_rtl_unswitch): Use TV_LOOP_UNSWITCH.
100 (pass_rtl_unroll_and_peel): Use TV_LOOP_UNROLL.
101 (pass_rtl_doloop): Use TV_LOOP_DOLOOP.
103 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
105 * emit-rtl.c (next_active_insn, prev_active_insn): Correct
108 2009-11-27 Jakub Jelinek <jakub@redhat.com>
110 * config/i386/i386.c (ix86_emit_restore_sse_regs_using_mov): Remove
111 unused insn variable.
112 * genemit.c (output_peephole2_scratches): Only declare and initialize
113 _regs_allocated if it will be ever used.
114 * cfgloopmanip.c (create_empty_if_region_on_edge): Remove unused
116 (create_empty_loop_on_edge): Remove unused freq and cnt variables.
117 * unwind-c.c (PERSONALITY_FUNCTION): Remove unused action_record
120 * opts.c (decode_options): If optimize is bigger than 255,
123 2009-11-26 Richard Henderson <rth@redhat.com>
125 * config/i386/sse.md (mulv16qi3): Change back from an expander
126 to an insn-and-split.
127 (mulv4si): Mention AVX not XOP for AVX exception.
128 (*sse2_mulv4si3): Likewise.
129 (mulv2di3): Use vmulld not vpmacsdd for XOP expansion. Tidy.
131 2009-11-26 Bernd Schmidt <bernd.schmidt@analog.com>
133 * cfgexpand (n_stack_vars_conflict): New static variable.
134 (triangular_index): Reduce likelyhood of overflow by performing
135 the division before the multiplication.
136 (resize_stack_vars_conflict): Call fatal_error if overflow
137 occurred in triangular_index. Update n_stack_vars_conflict.
140 * regrename.c (struct du_chain): Remove member earlyclobber.
141 (scan_rtx_reg): Don't set it. Remove argument earlyclobber,
143 (scan_rtx): Remove argument earlyclobber, all callers changed.
144 (hide_operands, restore_operands, record_out_operands): New functions,
145 broken out of build_def_use.
146 (build_def_use): Call them as necessary.
148 * regrename.c (struct du_head): New members id, conflicts,
149 hard_conflicts and cannot_rename.
150 (enum scan_actions): Remove terminate_all_read and
151 terminate_overlapping_read; add mark_all_read.
152 (scan_actions_name): Likewise.
153 (du_head_p): New typedef. Define a vector type for it.
154 (id_to_chain): New static variable.
155 (note_sets, clear_dead_regs): Delete functions.
156 (free_chain_data): New function.
157 (merge_overlapping_regs): Simply walk the conflicts bitmap.
158 Remove argument B, all callers changed.
159 (regrename_optimize): Allocate id_to_chain. Ignore chains that have
160 the cannot_rename bit set. Update regno and nregs of a renamed chain.
161 Call free_chain_data when done.
162 (do_replace): Remove death notes when the renamed reg is set in the
163 last insn; add them if not.
164 (mark_conflict, note_sets_clobbers): New static function.
165 (fail_current_block, current_id, open_chains_set, live_hard_regs): New
167 (scan_rtx_reg): Keep track of conflicts between chains, and between
168 chains and hard regs. Don't terminate chains when we find a read we
169 can't handle, mark it unrenameable instead. For terminate_write,
170 terminate chains that are written with an exact match or a superset
171 of registers. Set fail_current_block if multi-word lifetimes are too
173 (scan_rtx_address): Use mark_all_read instead of terminate_all_read.
174 (build_def_use): Initialize current_id, live_chains and live_hard_regs;
175 free memory for them when done.
176 Rearrange the steps so that earlyclobbers are noted before reads
177 are processed. Add new steps to keep track of hard register lifetimes
178 outside insn operands.
180 2009-11-26 Richard Guenther <rguenther@suse.de>
182 * tree-ssa-dce.c (nr_walks): New variable.
183 (mark_aliased_reaching_defs_necessary): Adjust oracle cut-off.
184 (perform_tree_ssa_dce): Init nr_walks.
186 2009-11-26 Michael Matz <matz@suse.de>
188 PR tree-optimization/41905
189 * tree-eh.c (lower_eh_constructs_2): Don't add assignments
190 below statements that can't fall thru.
192 2009-11-26 Michael Matz <matz@suse.de>
194 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
195 expand_builtin_sprintf): Remove.
196 (expand_builtin): Don't call them.
198 2009-11-26 Richard Guenther <rguenther@suse.de>
200 * tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap.
202 2009-11-26 Nick Clifton <nickc@redhat.com>
204 * config/rx/rx.c (rx_expand_epilogue): Add checks for sibcalls
205 being used incorrectly.
206 (rx_function_ok_for_sibcall): New function. Do not allow indirect
207 sibcalls, or sibcalls from interrupt functions.
208 (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
209 * config/rx/rx.md (sibcall): Convert to a define_expand. Check
210 for a MEM inside a MEM.
211 (sibcall_value): Likewise.
212 (sibcall_internal): New pattern containing old sibcall pattern.
213 (sibcall_value_internal): Likewise.
215 2009-11-25 Richard Henderson <rth@redhat.com>
217 * config/i386/i386-builtin-types.awk (DEF_VECTOR_TYPE): Allow an
218 optional 3rd argument to define the mode.
219 * config/i386/i386-builtin-types.def (UQI, UHI, USI, UDI): New.
220 (V2UDI, V4USI, V8UHI, V16UQI): New.
221 (V4SF_FTYPE_V4SF_V4SF_V4SI, V2UDI_FTYPE_V2UDI_V2UDI_V2UDI,
222 V4USI_FTYPE_V4USI_V4USI_V4USI, V8UHI_FTYPE_V8UHI_V8UHI_V8UHI,
223 V16UQI_FTYPE_V16UQI_V16UQI_V16UQI): New.
224 * config/i386/i386-modes.def: Rearrange for double-wide AVX.
225 * config/i386/i386-protos.h (ix86_expand_vec_extract_even_odd): New.
226 * config/i386/i386.c (IX86_BUILTIN_VEC_PERM_*): New.
227 (bdesc_args): Add the builtin definitions to match.
228 (ix86_expand_builtin): Expand them.
229 (ix86_builtin_vectorization_cost): Rename from
230 x86_builtin_vectorization_cost.
231 (ix86_vectorize_builtin_vec_perm, struct expand_vec_perm_d,
232 doublesize_vector_mode, expand_vselect, expand_vselect_vconcat,
233 expand_vec_perm_blend, expand_vec_perm_vpermil,
234 expand_vec_perm_pshufb, expand_vec_perm_1,
235 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
236 expand_vec_perm_interleave2, expand_vec_perm_pshufb2,
237 expand_vec_perm_even_odd_1, expand_vec_perm_even_odd,
238 ix86_expand_vec_perm_builtin_1, extract_vec_perm_cst,
239 ix86_expand_vec_perm_builtin, ix86_vectorize_builtin_vec_perm_ok,
240 ix86_expand_vec_extract_even_odd, TARGET_VECTORIZE_BUILTIN_VEC_PERM,
241 TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
242 * sse.md (SSEMODE_EO): New.
243 (vec_extract_even<mode>): Use SSEMODE_EO and
244 ix86_expand_vec_extract_even_odd.
245 (vec_extract_odd<mode>): Likewise.
246 (mulv16qi3, vec_pack_trunc_v8hi, vec_pack_trunc_v4si,
247 vec_pack_trunc_v2di): Use ix86_expand_vec_extract_even_odd.
249 2009-11-25 Richard Henderson <rth@redhat.com>
251 * target.h (targetm.vectorize.builtin_vec_perm_ok): New.
252 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
253 * hooks.h, hooks.c (hook_bool_tree_tree_true): New.
254 * tree-vect-slp.c (vect_create_mask_and_perm): Don't create
255 the vector constant here...
256 (vect_transform_slp_perm_load): ... do it here instead. Validate
257 that the permutation vector is implementable by the target.
259 2009-11-25 Jakub Jelinek <jakub@redhat.com>
261 * config/rs6000/sysv4.opt (mregnames): Change Var to rs6000_regnames.
262 * config/rs6000/sysv4.h (TARGET_REGNAMES): Define.
264 * print-rtl.c (print_rtx): When printing newline, append
265 print_rtx_head and indentation after the newline.
268 * config/i386/i386.c (print_operand): For 32-byte memory use
269 YMMWORD in -masm=intel mode. Use TBYTE instead of XWORD.
270 * config/i386/i386.md (crc32modesuffix): Expand to nothing
272 (sse4_2_crc32di): Print just crc32 instead of crc32q in
274 * config/i386/mmx.md (*mmx_pinsrw): Print correct size of
275 memory operand in -masm=intel mode.
276 * config/i386/sse.md (*avx_pinsr<ssevecsize>, *sse4_1_pinsrb,
277 *sse2_pinsrw): Likewise.
278 (sse_cvtss2siq, sse_cvtss2siq_2, sse_cvttss2siq): Don't print
279 q suffix in -masm=intel mode.
281 2009-11-25 Eric Botcazou <ebotcazou@adacore.com>
286 * dwarf2out.c (dwarf2out_args_size_adjust): Rename to...
287 (dwarf2out_stack_adjust): ...this. Do not adjust the arg size for
288 ACCUMULATE_OUTGOING_ARGS targets. Rename former version to...
289 (dwarf2out_notice_stack_adjust): ...this. Adjust for above renaming.
290 (dwarf2out_frame_debug_expr): Revert previous change and adjust for
292 (dwarf2out_frame_debug): Add ??? comment. Adjust for above renaming.
294 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
296 * config/i386/predicates.md (emms_operation): New predicate.
297 (vzeroupper_operation): Ditto.
298 (vzeroall_operation): Improve pattern recognition.
299 * config/i386/sse.md (avx_vzeroupper_rex64): Remove insn pattern.
300 (avx_vzeroupper): Change insn pattern to expander.
301 (*avx_vzeroupper): New insn pattern. Use vzeroupper_operation
303 (*avx_vzeroall): Remove operands 1 and 2.
304 * config/i386/mmx.md (mmx_emms): Change insn pattern to expander.
306 (*mmx_emms): New insn pattern. Use emms_operation predicate.
308 * config/i386/i386.c (enum ix86_builtins)
309 <IX86_BUILTIN_VZEROUPPER_REX64>: Remove.
310 (struct builtin_description) <CODE_FOR_avx_vzeroupper_rex64>:
311 Remove initailization.
312 <CODE_FOR_avx_vzeroupper>: Unconditionally initialize here.
314 2009-11-25 Paul Brook <paul@codesourcery.com>
316 * config/arm/arm.md (consttable_4): Handle (high ...).
318 2009-11-25 Robert Nelson <robert.nelson@digikey.com>
319 Richard Earnshaw <rearnsha@arm.com>
321 * arm.h (enum vfp_reg_type): Add VFP_NONE.
322 * arm.c (all_fpus): Use it for floating point units that aren't based
323 on the VFP architecture.
324 (aapcs_vfp_is_call_or_return_candidate): Make base_mode a pointer to
327 2009-11-25 H.J. Lu <hongjiu.lu@intel.com>
329 * alias.c: Remove trailing white spaces.
330 * alloc-pool.c: Likewise.
331 * alloc-pool.h: Likewise.
332 * attribs.c: Likewise.
333 * auto-inc-dec.c: Likewise.
334 * basic-block.h: Likewise.
335 * bb-reorder.c: Likewise.
336 * bt-load.c: Likewise.
337 * builtins.c: Likewise.
338 * builtins.def: Likewise.
339 * c-common.c: Likewise.
340 * c-common.h: Likewise.
341 * c-cppbuiltin.c: Likewise.
342 * c-decl.c: Likewise.
343 * c-format.c: Likewise.
346 * c-opts.c: Likewise.
347 * c-parser.c: Likewise.
348 * c-pretty-print.c: Likewise.
349 * c-tree.h: Likewise.
350 * c-typeck.c: Likewise.
351 * caller-save.c: Likewise.
354 * cfganal.c: Likewise.
355 * cfgexpand.c: Likewise.
356 * cfghooks.c: Likewise.
357 * cfghooks.h: Likewise.
358 * cfglayout.c: Likewise.
359 * cfgloop.c: Likewise.
360 * cfgloop.h: Likewise.
361 * cfgloopmanip.c: Likewise.
362 * cfgrtl.c: Likewise.
363 * cgraph.c: Likewise.
364 * cgraph.h: Likewise.
365 * cgraphbuild.c: Likewise.
366 * cgraphunit.c: Likewise.
367 * cif-code.def: Likewise.
368 * collect2.c: Likewise.
369 * combine.c: Likewise.
370 * convert.c: Likewise.
371 * coverage.c: Likewise.
372 * crtstuff.c: Likewise.
374 * cselib.c: Likewise.
375 * dbgcnt.c: Likewise.
376 * dbgcnt.def: Likewise.
377 * dbgcnt.h: Likewise.
378 * dbxout.c: Likewise.
382 * defaults.h: Likewise.
383 * df-byte-scan.c: Likewise.
384 * df-core.c: Likewise.
385 * df-problems.c: Likewise.
386 * df-scan.c: Likewise.
389 * diagnostic.c: Likewise.
390 * diagnostic.h: Likewise.
391 * dominance.c: Likewise.
392 * domwalk.c: Likewise.
393 * double-int.c: Likewise.
394 * double-int.h: Likewise.
396 * dwarf2asm.c: Likewise.
397 * dwarf2asm.h: Likewise.
398 * dwarf2out.c: Likewise.
399 * ebitmap.c: Likewise.
400 * ebitmap.h: Likewise.
401 * emit-rtl.c: Likewise.
402 * et-forest.c: Likewise.
403 * except.c: Likewise.
404 * except.h: Likewise.
405 * expmed.c: Likewise.
410 * fold-const.c: Likewise.
411 * function.c: Likewise.
412 * function.h: Likewise.
413 * fwprop.c: Likewise.
415 * gcov-dump.c: Likewise.
416 * gcov-io.c: Likewise.
417 * gcov-io.h: Likewise.
420 * genattr.c: Likewise.
421 * genattrtab.c: Likewise.
422 * genautomata.c: Likewise.
423 * genchecksum.c: Likewise.
424 * genconfig.c: Likewise.
425 * genflags.c: Likewise.
426 * gengtype-parse.c: Likewise.
427 * gengtype.c: Likewise.
428 * gengtype.h: Likewise.
429 * genmddeps.c: Likewise.
430 * genmodes.c: Likewise.
431 * genopinit.c: Likewise.
432 * genpreds.c: Likewise.
433 * gensupport.c: Likewise.
434 * ggc-common.c: Likewise.
435 * ggc-page.c: Likewise.
436 * ggc-zone.c: Likewise.
438 * gimple-iterator.c: Likewise.
439 * gimple-low.c: Likewise.
440 * gimple-pretty-print.c: Likewise.
441 * gimple.c: Likewise.
442 * gimple.def: Likewise.
443 * gimple.h: Likewise.
444 * gimplify.c: Likewise.
445 * graphds.c: Likewise.
446 * graphite-clast-to-gimple.c: Likewise.
447 * gthr-nks.h: Likewise.
448 * gthr-posix.c: Likewise.
449 * gthr-posix.h: Likewise.
450 * gthr-posix95.h: Likewise.
451 * gthr-single.h: Likewise.
452 * gthr-tpf.h: Likewise.
453 * gthr-vxworks.h: Likewise.
455 * haifa-sched.c: Likewise.
456 * hard-reg-set.h: Likewise.
459 * hosthooks.h: Likewise.
462 * incpath.c: Likewise.
463 * init-regs.c: Likewise.
464 * integrate.c: Likewise.
465 * ipa-cp.c: Likewise.
466 * ipa-inline.c: Likewise.
467 * ipa-prop.c: Likewise.
468 * ipa-pure-const.c: Likewise.
469 * ipa-reference.c: Likewise.
470 * ipa-struct-reorg.c: Likewise.
471 * ipa-struct-reorg.h: Likewise.
472 * ipa-type-escape.c: Likewise.
473 * ipa-type-escape.h: Likewise.
474 * ipa-utils.c: Likewise.
475 * ipa-utils.h: Likewise.
477 * ira-build.c: Likewise.
478 * ira-color.c: Likewise.
479 * ira-conflicts.c: Likewise.
480 * ira-costs.c: Likewise.
481 * ira-emit.c: Likewise.
482 * ira-int.h: Likewise.
483 * ira-lives.c: Likewise.
486 * lambda-code.c: Likewise.
487 * lambda-mat.c: Likewise.
488 * lambda-trans.c: Likewise.
489 * lambda.h: Likewise.
490 * langhooks.c: Likewise.
492 * libgcov.c: Likewise.
494 * loop-doloop.c: Likewise.
495 * loop-init.c: Likewise.
496 * loop-invariant.c: Likewise.
497 * loop-iv.c: Likewise.
498 * loop-unroll.c: Likewise.
499 * lower-subreg.c: Likewise.
500 * lto-cgraph.c: Likewise.
501 * lto-compress.c: Likewise.
502 * lto-opts.c: Likewise.
503 * lto-section-in.c: Likewise.
504 * lto-section-out.c: Likewise.
505 * lto-streamer-in.c: Likewise.
506 * lto-streamer-out.c: Likewise.
507 * lto-streamer.c: Likewise.
508 * lto-streamer.h: Likewise.
509 * lto-symtab.c: Likewise.
510 * lto-wpa-fixup.c: Likewise.
511 * matrix-reorg.c: Likewise.
513 * mode-switching.c: Likewise.
514 * modulo-sched.c: Likewise.
517 * omp-low.c: Likewise.
518 * optabs.c: Likewise.
519 * optabs.h: Likewise.
520 * opts-common.c: Likewise.
522 * params.def: Likewise.
523 * params.h: Likewise.
524 * passes.c: Likewise.
525 * plugin.c: Likewise.
526 * postreload-gcse.c: Likewise.
527 * postreload.c: Likewise.
528 * predict.c: Likewise.
529 * predict.def: Likewise.
530 * pretty-print.c: Likewise.
531 * pretty-print.h: Likewise.
532 * print-rtl.c: Likewise.
533 * print-tree.c: Likewise.
534 * profile.c: Likewise.
535 * read-rtl.c: Likewise.
538 * reg-stack.c: Likewise.
539 * regcprop.c: Likewise.
540 * reginfo.c: Likewise.
541 * regmove.c: Likewise.
542 * regrename.c: Likewise.
544 * regstat.c: Likewise.
545 * reload.c: Likewise.
546 * reload1.c: Likewise.
547 * resource.c: Likewise.
551 * rtlanal.c: Likewise.
552 * sbitmap.c: Likewise.
553 * sched-deps.c: Likewise.
554 * sched-ebb.c: Likewise.
555 * sched-int.h: Likewise.
556 * sched-rgn.c: Likewise.
557 * sched-vis.c: Likewise.
558 * sdbout.c: Likewise.
559 * sel-sched-dump.c: Likewise.
560 * sel-sched-dump.h: Likewise.
561 * sel-sched-ir.c: Likewise.
562 * sel-sched-ir.h: Likewise.
563 * sel-sched.c: Likewise.
564 * sel-sched.h: Likewise.
567 * simplify-rtx.c: Likewise.
568 * stack-ptr-mod.c: Likewise.
570 * stor-layout.c: Likewise.
571 * store-motion.c: Likewise.
572 * stringpool.c: Likewise.
573 * stub-objc.c: Likewise.
574 * sync-builtins.def: Likewise.
575 * target-def.h: Likewise.
576 * target.h: Likewise.
577 * targhooks.c: Likewise.
578 * targhooks.h: Likewise.
579 * timevar.c: Likewise.
581 * toplev.c: Likewise.
582 * toplev.h: Likewise.
583 * tracer.c: Likewise.
584 * tree-affine.c: Likewise.
585 * tree-affine.h: Likewise.
586 * tree-browser.def: Likewise.
587 * tree-call-cdce.c: Likewise.
588 * tree-cfg.c: Likewise.
589 * tree-cfgcleanup.c: Likewise.
590 * tree-chrec.c: Likewise.
591 * tree-chrec.h: Likewise.
592 * tree-complex.c: Likewise.
593 * tree-data-ref.c: Likewise.
594 * tree-data-ref.h: Likewise.
595 * tree-dfa.c: Likewise.
596 * tree-dump.c: Likewise.
597 * tree-dump.h: Likewise.
598 * tree-eh.c: Likewise.
599 * tree-flow-inline.h: Likewise.
600 * tree-flow.h: Likewise.
601 * tree-if-conv.c: Likewise.
602 * tree-inline.c: Likewise.
603 * tree-into-ssa.c: Likewise.
604 * tree-loop-distribution.c: Likewise.
605 * tree-loop-linear.c: Likewise.
606 * tree-mudflap.c: Likewise.
607 * tree-nested.c: Likewise.
608 * tree-nomudflap.c: Likewise.
609 * tree-nrv.c: Likewise.
610 * tree-object-size.c: Likewise.
611 * tree-optimize.c: Likewise.
612 * tree-outof-ssa.c: Likewise.
613 * tree-parloops.c: Likewise.
614 * tree-pass.h: Likewise.
615 * tree-phinodes.c: Likewise.
616 * tree-predcom.c: Likewise.
617 * tree-pretty-print.c: Likewise.
618 * tree-profile.c: Likewise.
619 * tree-scalar-evolution.c: Likewise.
620 * tree-ssa-address.c: Likewise.
621 * tree-ssa-alias.c: Likewise.
622 * tree-ssa-ccp.c: Likewise.
623 * tree-ssa-coalesce.c: Likewise.
624 * tree-ssa-copy.c: Likewise.
625 * tree-ssa-copyrename.c: Likewise.
626 * tree-ssa-dce.c: Likewise.
627 * tree-ssa-dom.c: Likewise.
628 * tree-ssa-dse.c: Likewise.
629 * tree-ssa-forwprop.c: Likewise.
630 * tree-ssa-ifcombine.c: Likewise.
631 * tree-ssa-live.c: Likewise.
632 * tree-ssa-live.h: Likewise.
633 * tree-ssa-loop-ch.c: Likewise.
634 * tree-ssa-loop-im.c: Likewise.
635 * tree-ssa-loop-ivcanon.c: Likewise.
636 * tree-ssa-loop-ivopts.c: Likewise.
637 * tree-ssa-loop-manip.c: Likewise.
638 * tree-ssa-loop-niter.c: Likewise.
639 * tree-ssa-loop-prefetch.c: Likewise.
640 * tree-ssa-loop-unswitch.c: Likewise.
641 * tree-ssa-loop.c: Likewise.
642 * tree-ssa-math-opts.c: Likewise.
643 * tree-ssa-operands.c: Likewise.
644 * tree-ssa-operands.h: Likewise.
645 * tree-ssa-phiopt.c: Likewise.
646 * tree-ssa-phiprop.c: Likewise.
647 * tree-ssa-pre.c: Likewise.
648 * tree-ssa-propagate.c: Likewise.
649 * tree-ssa-reassoc.c: Likewise.
650 * tree-ssa-sccvn.c: Likewise.
651 * tree-ssa-sink.c: Likewise.
652 * tree-ssa-structalias.c: Likewise.
653 * tree-ssa-ter.c: Likewise.
654 * tree-ssa-threadedge.c: Likewise.
655 * tree-ssa-threadupdate.c: Likewise.
656 * tree-ssa-uncprop.c: Likewise.
657 * tree-ssa.c: Likewise.
658 * tree-ssanames.c: Likewise.
659 * tree-switch-conversion.c: Likewise.
660 * tree-tailcall.c: Likewise.
661 * tree-vect-data-refs.c: Likewise.
662 * tree-vect-generic.c: Likewise.
663 * tree-vect-loop-manip.c: Likewise.
664 * tree-vect-loop.c: Likewise.
665 * tree-vect-patterns.c: Likewise.
666 * tree-vect-slp.c: Likewise.
667 * tree-vect-stmts.c: Likewise.
668 * tree-vectorizer.c: Likewise.
669 * tree-vectorizer.h: Likewise.
670 * tree-vrp.c: Likewise.
672 * tree.def: Likewise.
674 * treestruct.def: Likewise.
675 * unwind-compat.c: Likewise.
676 * unwind-dw2-fde-glibc.c: Likewise.
677 * unwind-dw2.c: Likewise.
678 * value-prof.c: Likewise.
679 * value-prof.h: Likewise.
680 * var-tracking.c: Likewise.
681 * varasm.c: Likewise.
682 * varpool.c: Likewise.
685 * vmsdbgout.c: Likewise.
687 * xcoffout.c: Likewise.
689 2009-11-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
691 * pa.c (output_call): Only use sr4 for long interspace calls if
692 call binds local and generating non PIC code.
693 (attr_length_call): Adjust length calculation for above.
695 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
697 * config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
698 (add<mode>3_carry): Change operand order of plus RTX.
699 (*add<mode>3_carry): Ditto.
700 (*addsi3_carry_zext): Ditto.
701 (*add<dwi>3_doubleword): Update for changed operand order.
702 (*negti2_1 splitter): Ditto.
703 (*negdi2_1 splitter): Ditto.
704 (<plusminus_insn><mode>3_carry): Macroize expander from
705 {add,sub}<mode>3_carry patterns using plusminus code iterator.
706 (*<plusminus_insn><mode>3_carry): Macroize insn from
707 *{add,sub}<mode>3_carry patetrns using plusminus code iterator.
708 (neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
709 patterns using SDWIM mode iterator.
710 (*neg<dwi>2_doubleword): New insn_and_split pattern. Macroize
711 pattern from *neg{di,ti}2_1 patterns and corresponding splitters
712 using DWIH mode iterator.
713 (*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
714 using SWI mode iterator.
715 (*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
716 (one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
717 patterns using SWIM mode iterator.
718 (*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
719 patterns using SWI248 mode iterator.
720 (*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
721 patterns using SWI mode iterator.
722 (*one_cmpl<mode>2_2 splitter): Macroize splitter from
723 one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.
725 2009-11-24 Michael Matz <matz@suse.de>
727 * expr.c (set_storage_via_libcall): Fix build_call_expr call.
729 2009-11-24 David Binderman <dcb314@hotmail.com>
731 * expr.c (store_field): Remove set but not used local variable
733 (expand_expr_real_2): Remove treeop2.
734 * gcse.c (update_ld_motion_stores): Remove new_rtx.
735 * haifa-sched.c (max_issue): Remove points.
736 (sched_create_recovery_edges): Remove e.
737 * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
739 2009-11-24 Nick Clifton <nickc@redhat.com>
741 * config/v850/v850.c (function_arg): Fix handling of zero-length
744 2009-11-24 Michael Matz <matz@suse.de>
746 * tree.h (union tree_ann_d): Don't declare.
747 (tree_base): Remove ann field.
748 (struct var_ann_d): Declare forward.
749 (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
750 (DECL_VAR_ANN_PTR): New macro.
751 * tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
752 accept only VAR, PARM or RESULT decls.
753 (create_tree_common_ann): Remove.
754 (remove_referenced_var): Use DECL_VAR_ANN_PTR.
755 * tree-eh.c (lookup_expr_eh_lp): Remove.
756 * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
758 (ann_type, tree_common_ann, get_tree_common_ann): Remove.
759 * tree-flow.h (enum tree_ann_type): Remove.
760 (struct tree_ann_common_d): Remove.
761 (struct var_ann_d): Remove common field.
762 (union tree_ann_d): Remove.
763 (tree_ann_t, tree_ann_common_t): Remove typedefs.
764 (tree_common_ann, get_tree_common_ann, ann_type,
765 create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
766 * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
767 * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
768 * builtins.c (expand_builtin_memcpy): Use
769 currently_expanding_gimple_stmt instead of tree annotation.
770 (expand_builtin_memset_args): Ditto.
771 * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
772 (expand_call_stmt): Don't set tree annotation.
773 (expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
774 * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
775 * gimple.h (currently_expanding_gimple_stmt): Declare.
777 2009-11-24 Paolo Carlini <paolo.carlini@oracle.com>
779 * dwarf2out.c (add_location_or_const_value_attribute): Remove
780 useless NOTE_VAR_LOCATION_STATUS call.
781 * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
783 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
785 * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
786 being called recursively.
788 2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
790 * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
791 $(MD5_H) params.def params.h prefix.h tree-inline.h.
793 2009-11-24 Paul Brook <paul@codesourcery.com>
795 * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
798 2009-11-24 Julian Brown <julian@codesourcery.com>
799 Paul Brook <paul@codesourcery.com>
801 * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
802 (arm_dwarf_register_span): New function.
803 (arm_dbx_register_number): Add VFPv3 dwarf numbering.
805 2009-11-24 David Binderman <dcb314@hotmail.com>
807 * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
808 local variable bb_note.
809 * dominance.c (get_dominated_by): Likewise local var n.
810 (output_file_names): Likewise local var idx.
811 (add_location_or_const_value_attribute): Likewise local var status.
812 * dwarf2out.c (gen_variable_die): Likewise local var field.
813 * emit-rtl.c (no_line_numbers): Remove.
814 (init_emit_once): Remove line_numbers parameter.
815 * rtl.h (init_emit_once): Adjust prototype.
816 * toplev.c (backend_init): Adjust init_emit_once call.
818 2009-11-24 Richard Guenther <rguenther@suse.de>
820 PR tree-optimization/42142
821 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
822 Handle iv-dependent (non-)kills properly.
823 (mark_aliased_reaching_defs_necessary): Pass the basic-block
824 of the reference statement to mark_aliased_reaching_defs_necessary_1.
826 2009-11-24 Martin Jambor <mjambor@suse.cz>
828 PR tree-optimization/42154
829 * tree-sra.c (struct access): Added comments.
830 (sra_modify_expr): Build references to the old aggregate with
831 build_ref_for_offset instead of reusing access->expr.
832 (load_assign_lhs_subreplacements): Likewise.
834 2009-11-24 Uros Bizjak <ubizjak@gmail.com>
836 * config/i386/i386.md (add<mode>3_carry): Change insn pattern
838 (sub<mode>3_carry): Ditto.
839 (x86_mov<mode>cc_0_m1): Ditto.
840 (*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
841 for ix86_carry_flag_operator operator predicate.
842 (*sub<mode>3_carry): Ditto.
843 (*x86_mov<mode>cc_0_m1): Ditto.
844 (*addsi3_carry_zext): Use VOIDmode match_operator for
845 ix86_carry_flag_operator operator predicate.
846 (*subsi3_carry_zext): Ditto.
847 (*x86_mov<mode>cc_0_m1_s): Ditto.
848 (*x86_mov<mode>cc_0_m1_neg): Ditto.
849 * config/i386/predocates.md (ix86_carry_flag_operator): Do not
850 check operator sub-expressions for FLAGS_REG and const0_rtx.
851 * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
852 (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
853 (ix86_expand_int_addcc): Update calls to
854 gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
855 (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
856 Do not set mode of compare operation.
858 2009-11-23 Jan Hubicka <jh@suse.cz>
861 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
864 2009-11-23 Jan Hubicka <jh@suse.cz>
866 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
867 wrong profile updates.
868 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
869 having largest frequency.
870 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
871 used uninitalized warning.
872 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
875 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
877 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
878 of gen_rtx_REG to generate operand 5.
879 (*cmp_ssub_sidi): Ditto.
881 2009-11-23 Richard Henderson <rth@redhat.com>
883 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
886 2009-11-23 Paul Brook <paul@codesourcery.com>
888 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
889 case for noreturn functions.
890 (arm_compute_save_reg_mask): Remove special noreturn handling.
892 2009-11-23 Richard Guenther <rguenther@suse.de>
894 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
897 2009-11-22 Richard Henderson <rth@redhat.com>
899 * i386.c (avx_vpermilp_parallel): New function.
900 * i386-protos.h: Declare it.
901 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
902 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
903 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
904 (ssescalarnum, ssedoublesizemode): Add AVX modes.
905 (vpermilbits): Remove.
906 (avx_vpermil<mode>): Change insns to expanders.
907 (*avx_vpermil<mode>): New. Use vec_select.
909 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
911 * opts.c (decode_options): Don't enable flag_schedule_insns
912 when optimizing for size.
913 * doc/invoke.texi: Document change.
915 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
918 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
919 of scratch register to SImode.
920 (*cmp_sadd_sidi): Ditto.
921 (*cmp_ssub_si): Ditto.
922 (*cmp_ssub_sidi): Ditto.
924 2009-11-21 Ian Lance Taylor <iant@google.com>
926 * Makefile.in (HOST_LIBS): Move higher in file.
927 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
928 is not empty, set to $(CC) and $(CFLAGS).
930 2009-11-22 Martin Jambor <mjambor@suse.cz>
932 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
933 V_C_E of an SSA_NAME or an invariant if lvalue is required.
934 (verify_gimple_call): Verify LHS also with with
935 verify_types_in_gimple_reference.
937 2009-11-21 Martin Jambor <mjambor@suse.cz>
940 * tree-sra.c (access_precludes_ipa_sra_p): New function.
941 (splice_param_accesses): Check all accesses by calling
942 access_precludes_ipa_sra_p.
943 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
944 not convert types if it is true.
945 (sra_ipa_modify_assign): Convert types in case of mismatch.
947 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
949 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
952 2009-11-21 Adam Nemet <adambnemet@gmail.com>
954 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
955 (mips_mulsidi3_gen_fn): Declare new function.
956 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
957 * config/mips/mips.md (<u>mulsidi3): Change condition to use
958 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
959 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
960 (mulsidi3_64bit_dmul): New define_insn.
962 2009-11-21 Ben Elliston <bje@au.ibm.com>
964 * gengtype-lex.l: Enable noinput flex option.
965 (YY_NO_INPUT): Remove define.
967 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
969 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
970 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
971 (insert_debug_temps_for_defs): Handle PHI nodes.
972 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
975 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
977 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
978 after remove_phi_node.
980 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
982 PR tree-optimization/42078
983 * gimple.h (gimple_replace_lhs): New declaration.
984 * gimple.c (gimple_replace_lhs): New function.
985 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
988 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
990 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
991 (xop_mulv2div2di3_low): Same.
992 (*xop_pmacsdqh_mem): Same.
994 2009-11-20 Richard Henderson <rth@redhat.com>
996 * config/i386/i386-builtin-types.awk: New file.
997 * config/i386/i386-builtin-types.def: New file.
998 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
999 * config/i386/i386.c: Include it.
1000 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
1001 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
1002 (struct builtin_isa): Remove GTY marker. Replace tree type with
1003 ix86_builtin_func_type; add set_and_not_built_p.
1004 (def_builtin): Change type parameter to tcode; use
1005 ix86_get_builtin_func_type; update all callers. Accept zero mask
1006 to mean the builtin is unconditionally available.
1007 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
1009 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
1010 Update some users to rationalized enumeration codes from new include.
1011 (enum multi_arg_type): Remove. Replace all enumeration values
1012 with defines to new ix86_builtin_func_type.
1013 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
1014 all type resolution to def_builtin.
1015 (ix86_init_builtin_types): Split out from ...
1016 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
1018 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1021 * config/rs6000/rs6000.c (struct machine_function): Revert
1022 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
1023 (rs6000_expand_to_rtl_hook): Ditto.
1024 (rs6000_check_vector_mode): Ditto.
1025 (compute_vrsave_mask): Ditto.
1027 2009-11-20 Paul Brook <paul@codesourcery.com>
1029 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
1030 * config/arm/arm-cores.def: Add cortex-a5.
1031 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
1032 * config/arm/arm-tune.md: Regenerate.
1034 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
1037 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
1038 (ref_pos): New field in structure.
1039 (insert_new_var_in_stmt): New function.
1042 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1044 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
1045 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
1046 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
1047 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1048 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1049 INT_LEAST64_TYPE): Define.
1050 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1051 UINT_LEAST64_TYPE): Define.
1052 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
1053 INT_FAST64_TYPE): Define.
1054 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1055 UINT_FAST64_TYPE): Define.
1056 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1058 2009-11-20 Julian Brown <julian@codesourcery.com>
1060 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
1061 specially for Thumb-1.
1062 (ASM_OUTPUT_REG_POP): Likewise.
1064 2009-11-19 Jason Merrill <jason@redhat.com>
1066 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
1068 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
1069 Rafael Avila de Espindola <espindola@google.com>
1071 * doc/plugins.texi (Plugin initialization): Added advices for
1072 retrieving the version of GCC at plugin compilation and loading times.
1074 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
1076 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
1077 (dump_active_plugins): output to file everything. Use
1078 internationalized dump & FMT_FOR_PLUGIN_EVENT.
1080 2009-11-19 Richard Guenther <rguenther@suse.de>
1082 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
1083 around truth-valued expressions.
1084 * tree.c (free_lang_data): Untangle check for LTO frontend.
1086 2009-11-19 Jakub Jelinek <jakub@redhat.com>
1088 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
1089 of cgraph_node_for_decl.
1090 * cgraph.h (cgraph_node_for_decl): Remove prototype.
1091 * cgraph.c (cgraph_node_for_decl): Remove.
1092 (cgraph_get_node): Just return NULL if !cgraph_hash.
1094 2009-11-19 Paul Brook <paul@codesourcery.com>
1096 * config.gcc: Add new ARM --with-fpu options.
1097 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
1098 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
1100 2009-11-18 Richard Guenther <rguenther@suse.de>
1102 * gimple.h (union gimple_statement_d): Add gsmembase member.
1103 (gimple_vuse_op): Use gsmembase for access.
1104 (gimple_vdef_op): Likewise.
1105 (gimple_vuse): Likewise.
1106 (gimple_vdef): Likewise.
1107 (gimple_vuse_ptr): Likewise.
1108 (gimple_vdef_ptr): Likewise.
1109 (gimple_set_vuse): Likewise.
1110 (gimple_set_vdef): Likewise.
1111 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
1113 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
1115 * doc/arm-neon-intrinsics.texi: Regenerated.
1117 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
1119 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
1121 2009-11-18 Paul Brook <paul@codesourcery.com>
1122 Daniel Jacobowitz <dan@codesourcery.com>
1124 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
1125 (arm_arch7em): New variable.
1126 (all_architectures): Add armv7e-m.
1127 (arm_override_options): Set arm_arch7em.
1128 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
1129 Include arm_arch7em.
1130 (arm_arch7em): Declare.
1132 2009-11-18 Richard Guenther <rguenther@suse.de>
1134 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
1135 a valid field decl if checking is enabled.
1137 2009-11-18 Martin Jambor <mjambor@suse.cz>
1139 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
1140 (lto_ipa_fixup_call_notes): Declare.
1141 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
1142 (update_call_notes_after_inlining): Copy call stmt uid to the new
1144 (ipa_write_param_call_note): New function.
1145 (ipa_read_param_call_note): New function
1146 (ipa_write_node_info): Write also param call notes. Removed a bogus
1147 comment, reformatted to fit 80 columns.
1148 (ipa_read_node_info): Read also param call notes. Removed a bogus
1149 comment. Remove ipa_edge_args_vector growth.
1150 (lto_ipa_fixup_call_notes): New function.
1151 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
1152 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
1153 inlining regardless of flag_wpa.
1154 (cgraph_decide_inlining_of_small_functions): Likewise.
1155 (cgraph_decide_inlining): Likewise.
1156 (inline_read_summary): Likewise.
1158 2009-11-18 Jan Hubicka <jh@suse.cz>
1160 * predict.c (compute_function_frequency): Export.
1161 * predict.h (compute_function_frequency): Declare.
1162 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
1164 2009-11-18 Martin Jambor <mjambor@suse.cz>
1166 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
1167 on all nodes we write summaries for.
1169 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
1172 * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
1173 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
1174 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
1175 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
1176 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
1177 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
1178 (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
1181 2009-11-18 Jakub Jelinek <jakub@redhat.com>
1183 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
1185 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
1188 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
1190 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
1192 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
1193 cgraph_materialize_all_clones): Handle same_body aliases.
1194 * cgraph.c (cgraph_allocate_node): New function.
1195 (cgraph_create_node): Use it.
1196 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
1197 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
1198 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
1200 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
1201 (input_node): Stream in same_body aliases.
1202 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
1203 for same_body aliases.
1204 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
1206 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1209 * config/darwin.h: Use the extension stub libraries to access
1210 current libgcc_s features.
1212 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1215 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
1216 (vect_transform_loop): Call it.
1218 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1220 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
1223 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1227 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
1229 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
1230 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
1231 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
1232 (sese_bad_liveouts_use): New.
1233 (sese_reset_debug_liveouts_bb): New.
1234 (sese_build_liveouts): Use it.
1235 (rename_variables_in_stmt): Reset debug stmts rather than creating
1237 (expand_scalar_variable_stmt): Likewise.
1239 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1241 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
1242 (df_ref_remove): Likewise.
1244 2009-11-17 Jan Hubicka <jh@suse.cz>
1246 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
1249 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
1251 * toplev.c (process_options): Remove dead code.
1252 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
1254 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
1256 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
1259 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1261 PR tree-optimization/41857
1262 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
1263 TYPE's address space instead of pointer to TYPE.
1265 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1267 * reload.c (find_reloads_address): Fix typo.
1269 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1271 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
1272 registers in leaf functions if possible.
1274 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1276 * config/m68k/m68k-devices.def: Add MCF5441x family.
1278 2009-11-17 Jan Hubicka <jh@suse.cz>
1280 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
1282 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
1284 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
1286 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
1287 nest ior expressions.
1288 (x86_64_szext_nonmemory_operand): Ditto.
1289 (call_insn_operand): Ditto.
1291 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
1293 * stmt.c (expand_asm_stmt): Get locus from stmt.
1295 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
1297 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
1298 Create the decl label for the new dest block on demand. Require
1299 a fallthrough edge if no asm labels were redirected.
1301 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
1303 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
1304 operand 1 predicate.
1305 (cstoresi4): Ditto for operand 2.
1306 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
1307 patterns using SDWIM mode iterator.
1308 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
1309 using SWIM mode iterator.
1310 (cmpdi_1): Rename from cmpdi_1_rex64.
1311 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
1312 SWI48 mode iterator.
1313 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
1314 using SWI mode iterator.
1315 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
1316 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
1317 (*cmpqi_ext_3_insn): Make private.
1318 (*cmpqi_ext_3_insn_rex64): Make private.
1319 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
1320 * config/i386/predicates.md (cmpsi_operand): Remove.
1322 2009-11-16 Paul Brook <paul@codesourcery.com>
1324 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
1325 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
1327 2009-11-14 Jan Hubicka <jh@suse.cz>
1329 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
1331 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
1332 zero out all callees.
1333 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
1334 frequency and count match.
1335 * ipa-inline.c (update_noncloned_frequencies): New function.
1336 (cgraph_clone_inlined_nodes): Use it.
1337 * tree-inline.c (copy_bb): Fix frequency scaling; output
1338 diagnostic on frequency mismatches to dump file.
1339 (initialize_cfun): Do not scale frequency; fix count scaling;
1340 initialize entry and exit block frequencies; copy profile info.
1341 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
1342 (copy_body): Use frequency_scale as argument.
1343 (expand_call_inline): Compute frequency scale and output diagnostic
1345 (delete_unreachable_blocks_update_callgrah): Remove checking that
1346 has to be done after edge redirection.
1347 (tree_function_versioning): Update initialize_cfun and copy_body call.
1349 2009-11-14 Jan Hubicka <jh@suse.cz>
1351 * cgraph.c (cgraph_release_function_body): Update use of
1352 ipa_transforms_to_apply.
1353 (cgraph_remove_node): Remove ipa_transforms_to_apply.
1354 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
1355 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
1357 (cgraph_materialize_clone): Remove original if dead.
1358 * lto-streamer-in.c (lto_read_body): Remove FIXME and
1359 ipa_transforms_to_apply hack.
1360 * function.h (struct function): Add ipa_transforms_to_apply.
1361 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
1362 * tree-inline.c (copy_bb): Update sanity check.
1363 (initialize_cfun): Do not copy ipa_transforms_to_apply.
1364 (expand_call_inline): remove dead clone originals.
1365 (tree_function_versioning): Merge transformation queues.
1366 * passes.c (add_ipa_transform_pass): Remove.
1367 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
1369 (execute_all_ipa_transforms): Update.
1370 (execute_one_pass): Update.
1372 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1374 PR target/21078, 21080
1375 * config/avr/avr.c (avr_return_addr_rtx): New function for
1376 builtin_return_address.
1377 (expand_prologue): Calculate stack usage.
1378 (avr_asm_function_end_prologue): Output stack size and offset label.
1379 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
1380 (machine_function): Add stack_usage.
1381 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
1383 2009-11-14 Anatoly Sokolov <aesok@post.ru>
1385 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
1386 new 'outgoing' argument.
1387 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
1388 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1389 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
1390 iq2000_function_value_regno_p.
1391 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1392 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
1395 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
1398 * arm.md (adddi_sesidi_di): Place tied contraint first.
1399 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
1400 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
1401 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
1402 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
1403 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
1404 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
1405 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
1406 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
1407 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
1409 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
1411 * config/i386/predicates.md (call_register_no_elim_operand):
1412 New predicate. Reject stack register as valid call operand
1414 (call_insn_operand): Use call_register_no_elim_operand.
1416 2009-11-13 Richard Henderson <rth@redhat.com>
1418 * function.c (stack_protect_prologue): Don't bypass expand_expr
1419 for stack_protect_guard and guard_decl.
1420 (stack_protect_epilogue): Likewise.
1422 2009-11-13 Jan Hubicka <jh@suse.cz>
1424 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
1425 when to PUBLIC is set.
1427 2009-11-13 Jakub Jelinek <jakub@redhat.com>
1430 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
1433 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
1436 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
1437 *call_value_1): Use "lsm" as operand 1 constraint.
1438 * config/i386/predicates.md (call_insn_operand): Depend on
1439 index_register_operand to avoid %esp register.
1441 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
1444 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1447 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
1448 (TARGET_CALL_ESP): New define.
1449 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1451 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
1452 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
1453 *call_1, *call_value_pop_1 and *call_value_1. Depend on
1455 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
1456 New patterns, use "lsm" as operand 1 constraint.
1457 * config/i386/predicates.md (call_insn_operand): Depend on
1458 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
1460 2009-11-13 Jason Merrill <jason@redhat.com>
1463 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
1464 Don't emit a second declaration at any scope.
1466 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
1468 PR rtl-optimization/41697
1469 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
1470 a conditional jump has a single successor.
1472 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
1474 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
1475 allocate reg_last when in case lazy_reg_last is true.
1476 (init_deps_reg_last): New.
1477 (free_deps): When max_reg is 0, this context is already freed.
1478 * sched-int.h (init_deps_reg_last): Export.
1479 (init_deps): Update prototype.
1480 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
1481 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
1482 * ddg.c (build_intra_loop_deps): Likewise.
1483 * sel-sched-ir.c (copy_deps_context, create_deps_context,
1484 reset_deps_context, deps_init_id): Likewise.
1485 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
1486 (free_data_for_scheduled_insn): New, break down from ...
1487 (free_first_time_insn_data): ... here.
1488 (has_dependence_p): Allocate reg_last now, when it is needed.
1489 (extend_insn_data): When maximal LUID is big enough, allocate
1490 per-insn data in smaller chunks.
1491 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
1492 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
1495 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
1497 * config/i386/i386.md (call_value): Fix comment.
1498 (sibcall_value): Ditto.
1500 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
1502 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
1503 (MD_FROB_UPDATE_CONTEXT): Define.
1505 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
1506 Laurent GUERBY <laurent@guerby.net>
1508 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
1509 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
1510 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
1512 2009-11-12 Jan Hubicka <jh@suse.cz>
1514 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
1515 and clear DECL_COMMON on localized declarations.
1517 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
1520 * regrename.c (struct du_head): New structure; some elements moved
1522 (struct du_chain): ... this one.
1523 (open_chains, closed_chains): Now of type struct du_head *.
1524 (do_replace): Accept du_head argument, not du_chain. All callers
1525 changed. Modified code to match new data structures.
1526 (build_def_use): Return a list of du_head structures. Modified code
1527 to match new data structures.
1528 (dump_def_use_chain): Accept du_head argument, not du_chain. All
1529 callers changed. Modified code to match new data structures.
1530 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
1531 callers changed. Modified code to match new data structures.
1532 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
1533 Allocate a du_head structure as well as a du_chain when creating a
1534 new chain. Modified other code to match new data structures.
1536 2009-11-12 Jan Hubicka <jh@suse.cz>
1538 * cgraph.h (varpool_node_name): Declare.
1539 * cgraphunit.c (process_function_and_variable_attributes): Set
1540 force_output flag on used variables.
1541 * ipa.c (function_and_variable_visibility): Dump externally visible
1542 and needed variables.
1543 * varpool.c (varpool_node_name): Export.
1544 (decide_is_variable_needed): Check COMDAT for externally visible vars;
1547 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
1550 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
1551 processing if XEXP (x, i) is NULL.
1553 2009-11-12 Jan Hubicka <jh@suse.cz>
1555 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
1556 imply PUBLIC || EXTERNAL.
1558 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1561 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
1562 single successor block, ending with jump created by RTL expander.
1564 2009-11-11 Jan Hubicka <jh@suse.cz>
1567 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
1568 and WEAK variables at -fwhole-program.
1571 * ipa.c (whole_program_function_and_variable_visility): COMDAT
1572 functions/variables are not needed even if they are externally visible.
1574 2009-11-11 Jan Hubicka <jh@suse.cz>
1576 (patch by Richard Guenther)
1577 * lto-streamer-out.c (output_function): Output head of argument list
1579 * lto-streamer-in.c (input_function): Re-map arguments into merged
1582 2009-11-11 Jan Hubicka <jh@suse.cz>
1584 * lto-cgraph.c: Include gcov-io.h
1585 (output_profile_summary): New function.
1586 (output_cgraph): Use it.
1587 (input_profile_summary): New function.
1588 (input_cgraph): Use it.
1589 * coverage.c (build_ctr_info_value): Use varpool; initalize
1590 DECL_ASSEMBLER_NAME.
1591 (create_coverage): Likewise.
1592 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
1593 (tree_init_edge_profiler): Likewise.
1594 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
1596 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
1598 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
1599 * c-pragma.c (def_pragma_macro_value): Likewise.
1600 (def_pragma_macro): Likewise.
1601 (pushed_macro_table): Likewise.
1602 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
1603 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
1605 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
1607 * doc/plugins.texi (Registering custom attributes): section
1608 renamed as (Registering custom attributes or pragmas).
1609 Mentions custom attributes & pragmas, and c_register_pragma, with
1611 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
1613 * doc/extend.texi (Function Attributes): Mentions that plugin can
1614 provide their attributes.
1616 2009-11-11 Jon Beniston <jon@beniston.com>
1618 * config.gcc: Add lm32 elf and uclinux targets.
1619 * config/lm32: New directory.
1620 * config/lm32/lm32.c: New file.
1621 * config/lm32/lm32.h: New file.
1622 * config/lm32/lm32.md: New file.
1623 * config/lm32/lm32.opt: New file.
1624 * config/lm32/lm32-protos.h: New file.
1625 * config/lm32/constraints.md: New file.
1626 * config/lm32/predicates.md: New file.
1627 * config/lm32/sfp-machine.h: New file.
1628 * config/lm32/t-fprules-softfp: New file.
1629 * config/lm32/uclinux-elf.h: New file.
1630 * doc/invoke.texi: Document lm32 options.
1631 * doc/contrib.texi: Document lm32 porter.
1632 * doc/install.texi: Document lm32 targets.
1634 2009-11-11 Martin Jambor <mjambor@suse.cz>
1637 * ipa-prop.c (ipa_update_after_lto_read): Call
1638 ipa_check_create_node_params and ipa_check_create_edge_args. Also
1639 call ipa_initialize_node_params instead of ipa_populate_param_decls.
1641 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1643 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
1644 (neon_expand_vector_init): Use them. Also handle non-constant
1645 vectors with identical elements and vectors with only one
1646 non-constant element.
1647 (arm_print_operand): Handle 'y' modifier.
1648 * config/arm/arm-protos.h (neon_make_constant): Declare.
1649 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
1650 patterns. Use VX instead of VDQW for the first one. Allow
1651 a VFP alternative and V32 modes for the second one.
1652 * config/arm/neon.ml (shape_elt): Add Alternatives.
1653 (ops): Use Alternatives for vdup lane instructions.
1654 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
1655 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
1657 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1659 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
1661 (movti, mov<mode>): Call force_reg on one operand if required.
1662 * config/arm/vec-common.md (mov<mode>): Likewise.
1664 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1666 * config/arm/arm.c (arm_override_options): Enable scheduling for
1669 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
1673 * expr.h (anti_adjust_stack_and_probe): Declare.
1674 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
1675 parameter and rewrite head comment.
1676 (allocate_dynamic_stack_space): Adjust call to above function.
1677 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
1679 * tree.h (dwarf2out_args_size): Delete.
1680 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
1681 (dwarf2out_args_size_adjust): Delete prototype and move around.
1682 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
1683 ACCUMULATE_OUTGOING_ARGS targets.
1685 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
1687 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
1688 DECL_SIZE of DECL_RESULT before evaluating it.
1690 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1692 PR tree-optimization/41987
1693 * fold-const.c (const_binop): Avoid using fold_buildN().
1695 2009-11-10 Martin Jambor <mjambor@suse.cz>
1697 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
1698 (execute_all_ipa_stmt_fixups): Declare.
1699 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
1700 * ipa-inline.c (pass_ipa_inline): Likewise.
1701 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
1702 * ipa-reference.c (pass_ipa_reference): Likewise.
1703 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
1704 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
1705 (pass_ipa_lto_finish_out): Likewise.
1706 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
1707 * passes.c (execute_ipa_stmt_fixups): New function.
1708 (execute_all_ipa_stmt_fixups): New function.
1709 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
1711 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
1714 * explow.c (probe_stack_range): Fix typo.
1715 * config/sparc/sparc.md (probe_stack): New expander.
1717 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
1719 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
1721 2009-11-09 Jason Merrill <jason@redhat.com>
1723 * gdbinit.in (pgq): New function for printing gimple sequence.
1725 2009-11-09 Paul Brook <paul@codesourcery.com>
1726 Daniel Jacobowitz <dan@codesourcery.com>
1727 Sandra Loosemore <sandra@codesourcery.com>
1729 * doc/extend.texi (Half-Precision): Update wording to reflect
1730 that there are now multiple -mfpu options that enable fp16
1732 * doc/invoke.texi: Update list of ARM -mfpu= options.
1733 * config.gcc: Update ARM --with-fpu option list.
1734 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
1735 vfpv3xd and vfpv3xd-fp16.
1736 (use_vfp_abi): New function.
1737 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
1739 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
1740 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
1741 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
1742 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
1744 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
1746 (arm_print_operand): Handle 'p' modifier.
1747 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
1749 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
1750 (TARGET_FP16): Define.
1751 * config/arm/vfp.md: Disable double-precision patterns if the FPU
1752 does not provide them.
1753 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
1754 double-precision values on a single-precision FPU.
1755 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
1756 double-precision constants.
1757 (movhf_vfp_neon): New pattern (was movhf_vfp).
1758 (movhf_vfp): Remove NEON instructions.
1759 * config/arm/constraints.md: Add new "Dy" constraint for
1760 double-precision constants. Update description of "Dv".
1761 * config/arm/arm.md: Disable double-precision patterns if the FPU
1762 does not provide them
1764 2009-11-09 Jakub Jelinek <jakub@redhat.com>
1766 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
1767 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
1770 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
1772 * collect2.c (main): Search PLUGIN_LD for plugin linker.
1774 * configure.ac (--with-plugin-ld): New. Default to ld.
1775 * configure: Regenerated.
1776 * config.in: Likewise.
1778 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
1779 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
1781 2009-11-08 Jonathan Gray <jsg@openbsd.org>
1783 * config/openbsd-stdint.h: Change to reflect what
1784 c_common_nodes_and_builtins expects.
1786 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
1788 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
1790 2009-11-08 Jakub Jelinek <jakub@redhat.com>
1793 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
1794 function contains at least one local dynamic name.
1795 (print_operand) <case '&'>: Instead output operand lossage diagnostics
1796 here if that happens.
1798 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
1799 Joern Rennecke <amylaar@spamcop.net>
1801 * cfgrtl.c (pass_free_cfg): Add pass name.
1802 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
1803 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
1804 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
1805 * df-core.c (pass_df_initialize_no_opt): Likewise.
1806 * except.c (pass_rtl_eh): Likewise.
1807 * function.c (pass_init_function, pass_leaf_regs): Likewise.
1808 * gcse.c (pass_rtl_pre): Change pass name.
1809 * passes.c (pass_postreload): Add pass name.
1810 (make_pass_instance): Don't use duplicate-tracking logic for
1811 names starting with '*'.
1812 (next_pass_1): Assert that pass has a name.
1813 (register_one_dump_file): If there is an space in the name,
1815 * predict.c (pass_strip_predict_hints): Add pass name.
1816 * reg-stack.c (pass_stack_regs): Likewise.
1817 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1818 * tree-cfg.c (pass_warn_function_return,
1819 pass_warn_function_noreturn): Add pass name.
1820 * tree-dfa.c (pass_referenced_vars): Likewise.
1821 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
1822 Fix whitespace before comment.
1823 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
1824 (pass_init_datastructures): Add pass name.
1825 * tree-ssa-loop.c (pass_record_bounds): Likewise.
1826 * tree-ssa.c (pass_early_warn_uninitialized,
1827 pass_late_warn_uninitialized): Likewise.
1828 * tree.c (pass_ipa_free_lang_data): Likewise.
1829 * doc/passes.texi (pass manager): Document how to disambiguate
1832 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
1834 * df-problems.c: Fix documentation for forward simulation of LR.
1835 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
1836 (df_simulate_finalize_forwards): Remove.
1837 * df.h (df_simulate_finalize_forwards): Remove.
1839 2009-11-08 Richard Guenther <rguenther@suse.de>
1841 * tree-ssa-structalias.c (build_succ_graph): Properly make
1842 variables escape if they are stored to anything.
1844 2009-11-08 Richard Guenther <rguenther@suse.de>
1846 PR rtl-optimization/41928
1847 * loop-invariant.c (free_loop_data): If we didn't allocate
1848 loop data do not try to free it.
1850 2009-11-07 Jason Merrill <jason@redhat.com>
1852 * tree.c (reconstruct_complex_type): Preserve attributes.
1854 2009-11-07 Richard Guenther <rguenther@suse.de>
1856 * tree-ssa-structalias.c (build_succ_graph): Feed stores
1857 to anything only to variables that can take pointers.
1858 (get_constraint_for_ssa_var): Properly exclude full
1859 variables from expanding.
1860 (first_vi_for_offset): Avoid overflow in arithmetic.
1861 (first_or_preceding_vi_for_offset): Likewise.
1862 (count_num_arguments): Fix implementation.
1863 (gate_ipa_pta): Do not run when not optimizing.
1865 2009-11-07 David Binderman <dcb314@hotmail.com>
1867 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
1868 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
1869 set but not used variables.
1870 (apply_args_reg_offset): Comment out as unused.
1871 * calls.c (flags_from_decl_or_type): Likewise.
1872 * genautomata.c (check_regexp_units_distribution): Likewise.
1874 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
1876 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
1877 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
1878 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
1879 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
1880 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
1881 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
1882 operand alternatives.
1884 2009-11-06 Michael Matz <matz@suse.de>
1887 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
1888 of a potential reciprocal to really be reciprocals.
1890 2009-11-06 Jakub Jelinek <jakub@redhat.com>
1892 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
1893 lwpintrin.h after immintrin.h.
1894 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
1898 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
1899 or non-constant index, allow index one past the last element and
1900 allow exceeding array bound in arrays that might be used as flexible
1903 2009-11-05 Richard Henderson <rth@redhat.com>
1905 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
1907 2009-11-05 Paul Brook <paul@codesourcery.com>
1909 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
1910 (arm_fpu_desc): New.
1911 (all_fpus): Add FPU details.
1912 (fp_model_for_fpu): Remove.
1913 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
1914 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
1915 (arm_file_start): Use arm_fpu_desc.
1916 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
1917 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
1919 (TARGET_FPA_EMU2): Define.
1920 (arm_fp_model, fputype, arm_fpu_tune): Remove.
1921 (vfp_reg_type, arm_fpu_desc): New.
1922 * config/arm/arm.md (attr fpu): Simplify.
1923 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
1924 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
1925 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
1926 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
1927 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
1929 2009-11-05 Michael Matz <matz@suse.de>
1931 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
1933 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
1936 2009-11-04 Jason Merrill <jason@redhat.com>
1939 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
1940 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
1941 (output_constant): Avoid crash after error.
1943 2009-11-05 Martin Jambor <mjambor@suse.cz>
1945 * tree-sra.c (struct access): Changed comment of next_sibling field.
1946 (analyze_modified_params): Loop over accesses of a group rather than
1947 over all with the ame base, pass a common bitmap to
1949 (unmodified_by_ref_scalar_representative): Build link lists of
1950 accesses of a group.
1951 (splice_param_accesses): Likewise.
1953 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
1955 * df-scan.c (df-uses-record): Add case zero_extract of mem.
1957 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
1961 * config/i386/i386.md (probe_stack): New expander.
1962 (logical operation peepholes): Do not split stack checking probes.
1964 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
1965 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1967 * doc/invoke.texi (-mlwp): Add documentation.
1968 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
1969 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
1970 (x86_64-*-*): Ditto.
1971 * config/i386/lwpintrin.h: New file, provide x86 compiler
1972 intrinisics for LWP.
1973 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
1974 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
1975 * config/i386/i386-c.c (ix86_target_macros_internal): Check
1977 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
1978 * config/i386/i386.opt (-mlwp): New switch for LWP support.
1979 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
1980 (OPTION_MASK_ISA_LWP_UNSET): New.
1981 (ix86_handle_option): Handle -mlwp.
1982 (isa_opts): Handle -mlwp.
1983 (enum pta_flags): Add PTA_LWP.
1984 (override_options): Add LWP support.
1985 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
1986 (IX86_BUILTIN_LLWPCB32): Ditto.
1987 (IX86_BUILTIN_LLWPCB64): Ditto.
1988 (IX86_BUILTIN_SLWPCB16): Ditto.
1989 (IX86_BUILTIN_SLWPCB32): Ditto.
1990 (IX86_BUILTIN_SLWPCB64): Ditto.
1991 (IX86_BUILTIN_LWPVAL16): Ditto.
1992 (IX86_BUILTIN_LWPVAL32): Ditto.
1993 (IX86_BUILTIN_LWPVAL64): Ditto.
1994 (IX86_BUILTIN_LWPINS16): Ditto.
1995 (IX86_BUILTIN_LWPINS32): Ditto.
1996 (IX86_BUILTIN_LWPINS64): Ditto.
1997 (enum ix86_special_builtin_type): Add LWP intrinsic support.
1998 (builtin_description): Ditto.
1999 (ix86_init_mmx_sse_builtins): Ditto.
2000 (ix86_expand_special_args_builtin): Ditto.
2001 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
2003 (UNSPEC_SLWP_INTRINSIC): Ditto.
2004 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
2005 (UNSPECV_LWPINS_INTRINSIC): Ditto.
2006 (lwp_llwpcbhi1): New lwp pattern.
2007 (lwp_llwpcbsi1): Ditto.
2008 (lwp_llwpcbdi1): Ditto.
2009 (lwp_slwpcbhi1): Ditto.
2010 (lwp_slwpcbsi1): Ditto.
2011 (lwp_slwpcbdi1): Ditto.
2012 (lwp_lwpvalhi3): Ditto.
2013 (lwp_lwpvalsi3): Ditto.
2014 (lwp_lwpvaldi3): Ditto.
2015 (lwp_lwpinshi3): Ditto.
2016 (lwp_lwpinssi3): Ditto.
2017 (lwp_lwpinsdi3): Ditto.
2019 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2020 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2023 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
2026 2009-11-04 Richard Guenther <rguenther@suse.de>
2027 Rafael Avila de Espindola <espindola@google.com>
2029 * gcc.c (process_command): Handle arguments name@offset.
2031 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2032 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2034 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
2035 (x86_64-*-*): Ditto.
2036 * config/i386/xopintrin.h: New file, provide common x86 compiler
2037 intrinisics for XOP.
2038 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
2039 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
2040 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2042 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
2043 * config/i386/i386.opt (-mxop): New switch for XOP support.
2044 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
2045 (UNSPEC_XOP_TRUEFALSE)
2046 (UNSPEC_XOP_PERMUTE)
2047 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
2048 (PPERM_*): New constants for vpperm instruction.
2049 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
2050 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
2051 (OPTION_MASK_ISA_XOP_UNSET): New.
2052 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
2053 (ix86_handle_option): Handle -mxop.
2054 (isa_opts): Handle -mxop.
2055 (enum pta_flags): Add PTA_XOP.
2056 (override_options): Add XOP support.
2057 (print_operand): Add code for XOP compare instructions.
2058 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
2059 (ix86_expand_int_vcond): Extend for XOP compare instruction.
2061 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
2062 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
2063 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
2064 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
2065 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
2066 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
2067 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
2069 (IX86_BUILTIN_VPCMOV256): Ditto.
2070 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
2071 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
2072 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
2073 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
2074 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
2075 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
2077 (IX86_BUILTIN_VPPERM): Ditto.
2079 (IX86_BUILTIN_VPMACSSWW): Ditto.
2080 (IX86_BUILTIN_VPMACSWW): Ditto.
2081 (IX86_BUILTIN_VPMACSSWD): Ditto.
2082 (IX86_BUILTIN_VPMACSWD): Ditto.
2083 (IX86_BUILTIN_VPMACSSDD): Ditto.
2084 (IX86_BUILTIN_VPMACSDD): Ditto.
2085 (IX86_BUILTIN_VPMACSSDQL): Ditto.
2086 (IX86_BUILTIN_VPMACSSDQH): Ditto.
2087 (IX86_BUILTIN_VPMACSDQL): Ditto.
2088 (IX86_BUILTIN_VPMACSDQH): Ditto.
2089 (IX86_BUILTIN_VPMADCSSWD): Ditto.
2090 (IX86_BUILTIN_VPMADCSWD): Ditto.
2092 (IX86_BUILTIN_VPHADDBW): Ditto.
2093 (IX86_BUILTIN_VPHADDBD): Ditto.
2094 (IX86_BUILTIN_VPHADDBQ): Ditto.
2095 (IX86_BUILTIN_VPHADDWD): Ditto.
2096 (IX86_BUILTIN_VPHADDWQ): Ditto.
2097 (IX86_BUILTIN_VPHADDDQ): Ditto.
2098 (IX86_BUILTIN_VPHADDUBW): Ditto.
2099 (IX86_BUILTIN_VPHADDUBD): Ditto.
2100 (IX86_BUILTIN_VPHADDUBQ): Ditto.
2101 (IX86_BUILTIN_VPHADDUWD): Ditto.
2102 (IX86_BUILTIN_VPHADDUWQ): Ditto.
2103 (IX86_BUILTIN_VPHADDUDQ): Ditto.
2104 (IX86_BUILTIN_VPHSUBBW): Ditto.
2105 (IX86_BUILTIN_VPHSUBWD): Ditto.
2106 (IX86_BUILTIN_VPHSUBDQ): Ditto.
2108 (IX86_BUILTIN_VPROTB): Ditto.
2109 (IX86_BUILTIN_VPROTW): Ditto.
2110 (IX86_BUILTIN_VPROTD): Ditto.
2111 (IX86_BUILTIN_VPROTQ): Ditto.
2112 (IX86_BUILTIN_VPROTB_IMM): Ditto.
2113 (IX86_BUILTIN_VPROTW_IMM): Ditto.
2114 (IX86_BUILTIN_VPROTD_IMM): Ditto.
2115 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
2117 (IX86_BUILTIN_VPSHLB): Ditto.
2118 (IX86_BUILTIN_VPSHLW): Ditto.
2119 (IX86_BUILTIN_VPSHLD): Ditto.
2120 (IX86_BUILTIN_VPSHLQ): Ditto.
2121 (IX86_BUILTIN_VPSHAB): Ditto.
2122 (IX86_BUILTIN_VPSHAW): Ditto.
2123 (IX86_BUILTIN_VPSHAD): Ditto.
2124 (IX86_BUILTIN_VPSHAQ): Ditto.
2126 (IX86_BUILTIN_VFRCZSS): Ditto.
2127 (IX86_BUILTIN_VFRCZSD): Ditto.
2128 (IX86_BUILTIN_VFRCZPS): Ditto.
2129 (IX86_BUILTIN_VFRCZPD): Ditto.
2130 (IX86_BUILTIN_VFRCZPS256): Ditto.
2131 (IX86_BUILTIN_VFRCZPD256): Ditto.
2133 (IX86_BUILTIN_VPCOMEQUB): Ditto.
2134 (IX86_BUILTIN_VPCOMNEUB): Ditto.
2135 (IX86_BUILTIN_VPCOMLTUB): Ditto.
2136 (IX86_BUILTIN_VPCOMLEUB): Ditto.
2137 (IX86_BUILTIN_VPCOMGTUB): Ditto.
2138 (IX86_BUILTIN_VPCOMGEUB): Ditto.
2139 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
2140 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
2142 (IX86_BUILTIN_VPCOMEQUW): Ditto.
2143 (IX86_BUILTIN_VPCOMNEUW): Ditto.
2144 (IX86_BUILTIN_VPCOMLTUW): Ditto.
2145 (IX86_BUILTIN_VPCOMLEUW): Ditto.
2146 (IX86_BUILTIN_VPCOMGTUW): Ditto.
2147 (IX86_BUILTIN_VPCOMGEUW): Ditto.
2148 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
2149 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
2151 (IX86_BUILTIN_VPCOMEQUD): Ditto.
2152 (IX86_BUILTIN_VPCOMNEUD): Ditto.
2153 (IX86_BUILTIN_VPCOMLTUD): Ditto.
2154 (IX86_BUILTIN_VPCOMLEUD): Ditto.
2155 (IX86_BUILTIN_VPCOMGTUD): Ditto.
2156 (IX86_BUILTIN_VPCOMGEUD): Ditto.
2157 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
2158 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
2160 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
2161 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
2162 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
2163 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
2164 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
2165 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
2166 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
2167 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
2169 (IX86_BUILTIN_VPCOMEQB): Ditto.
2170 (IX86_BUILTIN_VPCOMNEB): Ditto.
2171 (IX86_BUILTIN_VPCOMLTB): Ditto.
2172 (IX86_BUILTIN_VPCOMLEB): Ditto.
2173 (IX86_BUILTIN_VPCOMGTB): Ditto.
2174 (IX86_BUILTIN_VPCOMGEB): Ditto.
2175 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
2176 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
2178 (IX86_BUILTIN_VPCOMEQW): Ditto.
2179 (IX86_BUILTIN_VPCOMNEW): Ditto.
2180 (IX86_BUILTIN_VPCOMLTW): Ditto.
2181 (IX86_BUILTIN_VPCOMLEW): Ditto.
2182 (IX86_BUILTIN_VPCOMGTW): Ditto.
2183 (IX86_BUILTIN_VPCOMGEW): Ditto.
2184 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
2185 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
2187 (IX86_BUILTIN_VPCOMEQD): Ditto.
2188 (IX86_BUILTIN_VPCOMNED): Ditto.
2189 (IX86_BUILTIN_VPCOMLTD): Ditto.
2190 (IX86_BUILTIN_VPCOMLED): Ditto.
2191 (IX86_BUILTIN_VPCOMGTD): Ditto.
2192 (IX86_BUILTIN_VPCOMGED): Ditto.
2193 (IX86_BUILTIN_VPCOMFALSED): Ditto.
2194 (IX86_BUILTIN_VPCOMTRUED): Ditto.
2196 (IX86_BUILTIN_VPCOMEQQ): Ditto.
2197 (IX86_BUILTIN_VPCOMNEQ): Ditto.
2198 (IX86_BUILTIN_VPCOMLTQ): Ditto.
2199 (IX86_BUILTIN_VPCOMLEQ): Ditto.
2200 (IX86_BUILTIN_VPCOMGTQ): Ditto.
2201 (IX86_BUILTIN_VPCOMGEQ): Ditto.
2202 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
2203 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
2205 (enum multi_arg_type): New enum for describing the various XOP
2206 intrinsic argument types.
2207 (bdesc_multi_arg): New table for XOP intrinsics.
2208 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
2209 (ix86_expand_multi_arg_builtin): New function for creating XOP
2212 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
2213 (xop_pmacsww): Ditto.
2214 (xop_pmacssww): Ditto.
2215 (xop_pmacsdd): Ditto.
2216 (xop_pmacssdd): Ditto.
2217 (xop_pmacssdql): Ditto.
2218 (xop_pmacssdqh): Ditto.
2219 (xop_pmacsdql): Ditto.
2220 (xop_pmacsdql_mem): Ditto.
2221 (xop_mulv2div2di3_low): Ditto.
2222 (xop_pmacsdqh): Ditto.
2223 (xop_pmacsdqh_mem): Ditto.
2224 (xop_mulv2div2di3_high): Ditto.
2225 (xop_pmacsswd): Ditto.
2226 (xop_pmacswd): Ditto.
2227 (xop_pmadcsswd): Ditto.
2228 (xop_pmadcswd): Ditto.
2229 (xop_pcmov_<mode>): Ditto.
2230 (xop_pcmov_<mode>256): Ditto.
2231 (xop_phaddbw): Ditto.
2232 (xop_phaddbd): Ditto.
2233 (xop_phaddbq): Ditto.
2234 (xop_phaddwd): Ditto.
2235 (xop_phaddwq): Ditto.
2236 (xop_phadddq): Ditto.
2237 (xop_phaddubw): Ditto.
2238 (xop_phaddubd): Ditto.
2239 (xop_phaddubq): Ditto.
2240 (xop_phadduwd): Ditto.
2241 (xop_phadduwq): Ditto.
2242 (xop_phaddudq): Ditto.
2243 (xop_phsubbw): Ditto.
2244 (xop_phsubwd): Ditto.
2245 (xop_phsubdq): Ditto.
2247 (rotl<mode>3): Ditto.
2248 (rotr<mode>3): Ditto.
2249 (xop_rotl<mode>3): Ditto.
2250 (xop_rotr<mode>3): Ditto.
2251 (vrotr<mode>3): Ditto.
2252 (vrotl<mode>3): Ditto.
2253 (xop_vrotl<mode>3): Ditto.
2254 (vlshr<mode>3): Ditto.
2255 (vashr<mode>3): Ditto.
2257 (xop_ashl<mode>3): Ditto.
2258 (xop_lshl<mode>3): Ditto.
2259 (ashlv16qi3): Ditto.
2260 (lshlv16qi3): Ditto.
2261 (ashrv16qi3): Ditto.
2263 (xop_frcz<mode>2): Ditto.
2264 (xop_vmfrcz<mode>2): Ditto.
2265 (xop_frcz<mode>2256): Ditto.
2266 (xop_maskcmp<mode>3): Ditto.
2267 (xop_maskcmp_uns<mode>3): Ditto.
2268 (xop_maskcmp_uns2<mode>3): Ditto.
2269 (xop_pcom_tf<mode>3): Ditto.
2271 * doc/invoke.texi (-mxop): Add documentation.
2272 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
2274 2009-11-03 Mark Mitchell <mark@codesourcery.com>
2277 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
2278 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
2279 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
2281 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
2284 * arm.md (peephole2 patterns for move and compare): New.
2286 2009-11-04 Nick Clifton <nickc@redhat.com>
2288 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
2289 Make sure that it does not allow CONST_DOUBLEs.
2290 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
2291 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
2292 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
2293 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
2294 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
2295 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
2296 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
2297 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
2298 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
2299 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
2300 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
2301 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
2302 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
2303 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
2304 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
2306 2009-11-04 Richard Guenther <rguenther@suse.de>
2308 PR tree-optimization/41919
2309 * tree-vrp.c (test_for_singularity): Properly compare values.
2311 2009-11-04 Revital Eres <eres@il.ibm.com>
2313 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2314 Consider peeling for alignment only for stores and remove
2315 redundant assignment.
2317 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
2320 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
2321 (m68k_ok_for_sibcall_p): Handle different result return locations.
2323 2009-11-04 Richard Guenther <rguenther@suse.de>
2325 * c-opts.c (c_common_post_options): Move LTO option processing
2327 * opts.c (decode_options): ... here.
2329 2009-11-04 Jakub Jelinek <jakub@redhat.com>
2331 * c-common.c (fold_offsetof_1): Use %wd instead of
2332 HOST_WIDE_INT_PRINT_DEC.
2334 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
2336 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
2339 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
2341 * config.gcc (vax-*-linux*): Keep the original contents of
2342 tmake_file while adding vax/t-linux.
2344 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
2348 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
2349 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
2350 (STACK_CHECK_MOVING_SP): Likewise.
2351 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
2352 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
2353 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
2354 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
2355 Document PROBE_STACK.
2356 * explow.c (anti_adjust_stack_and_probe): New function.
2357 (allocate_dynamic_stack_space): Do not directly allocate space if
2358 STACK_CHECK_MOVING_SP, instead invoke above function.
2359 (emit_stack_probe): Handle probe_stack insn.
2360 (PROBE_INTERVAL): New macro.
2361 (STACK_GROW_OPTAB): Likewise.
2362 (STACK_GROW_OFF): Likewise.
2363 (probe_stack_range): Use Pmode and memory_address consistently. Fix
2364 loop condition in the small constant case. Rewrite in the general
2365 case to be immune to wraparounds. Make sure the address of probes
2366 is valid. Try to use [base + disp] addressing mode if possible.
2367 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
2368 checking is enabled and STACK_CHECK_MOVING_SP.
2369 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
2370 return 1 for volatile references to the stack pointer.
2371 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
2372 __builtin_alloca if stack checking is enabled.
2373 * unwind-dw2.c (uw_identify_context): Take into account whether the
2374 context is that of a signal frame or not.
2375 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
2376 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
2378 2009-11-03 Jakub Jelinek <jakub@redhat.com>
2380 PR rtl-optimization/41917
2381 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
2382 operand isn't known to be 0, return 1.
2384 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2386 * config/mips/mips.md: Fix typos.
2388 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2390 * doc/invoke.texi: Fix typo.
2392 2009-11-03 Paul Brook <paul@codesourcery.com>
2394 * config/arm/neon.ml (vectype): Add T_floatSF.
2395 (string_of_vectype): Ditto.
2396 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
2397 (deftypes): Use float for float32_t.
2398 * config/arm/arm_neon.h: Regenerate.
2400 2009-11-03 Nick Clifton <nickc@redhat.com>
2401 Kevin Buettner <kevinb@redhat.com>
2403 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
2404 order of expected registers.
2405 (rx_load_multiple_vector): Likewise.
2406 (rx_rtsd_vector): Likewise.
2407 * config/rx/rx.c (rx_cpu_type): New variable.
2408 (rx_print_operand): Fix bug printing 64-bit constant values.
2409 (rx_emit_stack_pushm): Reverse order of pushed registers.
2410 (gen_rx_store_vector): Likewise.
2411 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
2413 (is_exception_func): Rename to is_interrupt_func and only accept
2414 "interrupt" as the attribute name.
2415 (rx_get_stack_layout): Use new function name.
2416 (rx_func_attr_inlinable): Likewise.
2417 (rx_attribute_table): Remove "exception".
2418 (rx_expand_prologue): If necessary push the accumulator register
2419 in the prologue of interrupt functions.
2420 (rx_expand_epilogue): If necessary pop the accumulator.
2421 (rx_builtins): Add RX_BUILTIN_MVTIPL.
2422 (rx_expand_builtin_stz): Remove.
2423 (rx_expand_builtin_mvtipl): New function.
2424 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
2425 (rx_expand_builtin): Likewise.
2426 (rx_enable_fpu): New variable.
2427 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
2428 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
2429 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
2430 (enum rx_cpu_types): Define.
2431 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
2432 (INCOMING_FRAME_SP_OFFSET): Define.
2433 (ARG_POINTER_CFA_OFFSET): Define.
2434 (FRAME_POINTER_CFA_OFFSET): Define.
2435 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
2436 (ALLOW_RX_FPU_INSNS): Define.
2437 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
2438 fast_math_flags_set_p.
2439 (UNSPEC_BUILTIN_MVTIPL): Define.
2440 (revl): Rename to bswapsi2.
2441 (bswaphi2): New pattern.
2442 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
2443 (mvtaclo): Likewise.
2445 (mvtc): Remove clobber of cc0.
2448 * config/rx/rx.opt (mieee): Remove.
2453 (msave-acc-in-interrupts): Add.
2454 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
2455 (MULTILIB_DIRS): Likewise.
2456 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
2457 * doc/extend.texi: Remove description of "exception" function
2459 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
2460 -msave-acc-in-interrupts options.
2462 2009-11-03 Richard Guenther <rguenther@suse.de>
2464 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
2466 2009-11-03 Dodji Seketeli <dodji@redhat.com>
2469 * c-common.c (fold_offsetof_1): Issue errors when the member
2470 designator of the offsetof expression is not legitimate.
2472 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2474 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
2475 names instead of numerical constants.
2476 (sse_prologue_save): Ditto.
2477 (*sse_prologue_save_insn): Ditto.
2479 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2482 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
2483 (TARGET_CALL_ESP): New define.
2484 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2486 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
2487 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
2488 *call_1, *call_value_pop_1 and *call_value_1. Depend on
2490 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
2491 New patterns, use "lsm" as operand 1 constraint.
2492 * config/i386/predicates.md (call_insn_operand): Depend on
2493 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
2495 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2497 PR tree-optimization/41857
2498 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
2499 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
2501 * tree-ssa-address.c (move_hint_to_base): New function.
2502 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
2503 address space associated with TYPE.
2504 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
2505 most_expensive_mult_to_index. Call move_hint_to_base.
2506 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
2507 TYPE to addr_to_parts.
2509 2009-11-02 Martin Jambor <mjambor@suse.cz>
2511 PR tree-optimization/41750
2512 * tree-sra.c (analyze_modified_params): Loop over all
2513 representatives of components of a parameter.
2515 2009-11-02 Jakub Jelinek <jakub@redhat.com>
2517 PR tree-optimization/41841
2518 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
2519 local variables of not yet materialized clones.
2522 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
2523 for a VOIDmode variable.
2526 * c-pragma.c (visstack): Change into vector of ints rather than
2527 enum symbol_visibility.
2528 (push_visibility): Add kind argument, push default_visibility together
2530 (pop_visibility): Add kind argument, return true if successful, fail
2531 if visibility stack is empty or if stack top is of different kind.
2532 (handle_pragma_visibility): Don't check length of visstack, instead
2533 call pop_visibility and issue diagnostics if it failed. Pass 0
2534 as last argument to push_visibility and pop_visibility.
2535 * c-pragma.h (push_visibility): Add kind argument.
2536 (pop_visibility): Likewise. Return bool instead of void.
2538 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
2540 * tree.def (TARGET_MEM_REF): Update comment.
2541 * alias.c (get_alias_set): Retrieve the original memory reference for
2542 a TARGET_MEM_REF before proceeding.
2544 2009-10-31 Anatoly Sokolov <aesok@post.ru>
2546 * config/frv/frv.c (frv_function_value, frv_libcall_value,
2547 frv_function_value_regno_p): New functions.
2548 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2549 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2550 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
2551 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
2553 2009-10-31 Anatoly Sokolov <aesok@post.ru>
2555 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
2556 new 'outgoing' argument.
2557 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
2558 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2559 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
2560 LIBCALL_VALUE): Remove.
2561 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
2562 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
2563 (mh10300_function_value_regno_p): Declare.
2565 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2567 * config/arm/cortex-a9.md: New - integer pipeline description.
2569 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
2571 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
2572 aborting if the sizes of the two references don't match.
2574 2009-10-31 Toon Moene <toon@moene.org>
2576 * ipa-inline.c (cgraph_decide_inlining):
2577 Include reason for not inlining called-once functions in dump file.
2579 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
2581 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
2582 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
2583 (LINK_SPEC): BE_LINK_SPEC added.
2585 2009-10-30 Richard Guenther <rguenther@suse.de>
2588 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
2590 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
2592 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
2593 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
2596 2009-10-30 Martin Jambor <mjambor@suse.cz>
2598 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
2600 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
2603 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
2604 first. Move assert on stack_alignment_estimated just before
2605 setting stack_realign_needed.
2606 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
2607 Don't call update_stack_boundary.
2609 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
2610 (verride_options): Don't check ix86_force_align_arg_pointer here.
2611 (ix86_function_ok_for_sibcall): Use it.
2612 (ix86_update_stack_boundary): Likewise.
2614 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
2616 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
2618 * arm.md (QHSI): New mode iterator.
2619 (movqi): If generating for thumb, then truncate any immediate to
2621 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
2623 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
2626 2009-10-29 Cary Coutant <ccoutant@google.com>
2629 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
2630 locations in the source).
2631 (store_vcall_insn): New function.
2632 (lookup_vcall_insn): New function.
2633 (dwarf2out_virtual_call_token): Use store_vcall_insn.
2634 (dwarf2out_copy_call_info): New function.
2635 (dwarf2out_virtual_call): Use lookup_vcall_insn.
2636 * emit-rtl.c (try_split): Call copy_call_info debug hook.
2637 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
2638 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
2639 (debug_nothing_rtx_rtx): New dummy hook.
2640 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
2641 (xcoff_debug_hooks): Likewise.
2642 * sdbout.c (sdb_debug_hooks): Likewise.
2643 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2645 2009-10-29 David Daney <ddaney@caviumnetworks.com>
2647 * doc/invoke.texi (mmcount-ra-address): Document new command line
2649 * config/mips/mips.opt (mmcount-ra-address): New option.
2650 * config/mips/mips-protos.h (mips_function_profiler): Declare new
2652 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
2654 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
2655 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
2657 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
2658 mips_function_profiler.
2660 2009-10-29 Steve Ellcey <sje@cup.hp.com>
2664 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
2665 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
2666 * optc-gen.awk (cl_target_option_restore): Include call to
2667 targetm.override_options_after_change.
2668 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
2669 * target.h (override_options_after_change): New.
2670 * c-common.c (parse_optimize_options): Call
2671 targetm.override_options_after_change.
2672 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
2673 (ia64_override_options_after_change): New.
2674 (ia64_override_options) Add call to above.
2676 2009-10-29 Michael Matz <matz@suse.de>
2678 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
2679 (gate_convert_to_rsqrt): Ditto.
2680 (pass_convert_to_rsqrt): Ditto.
2681 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
2682 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
2685 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
2687 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2689 * config/arm/arm.c (find_best_start): Fix type of remainder to be
2692 2009-10-29 Martin Jambor <mjambor@suse.cz>
2694 PR tree-optimization/41775
2695 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
2696 (generate_subtree_copies): Do not unshare agg.
2697 (load_assign_lhs_subreplacements): Do not unshare rhs.
2698 (sra_modify_assign): Do not unshare exprs.
2699 (propagate_subacesses_accross_link): Renamed to
2700 propagate_subaccesses_across_link.
2702 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
2704 * arm.c (count_insns_for_constant): Rework to support counting for
2705 thumb2 immediates as well.
2706 (find_best_start): Split out from arm_gen_constant.
2707 (arm_gen_constant): Rework to support XOR with immediate.
2709 2009-10-29 Chao-ying Fu <fu@mips.com>
2711 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
2713 (mips_expand_synci_loop): Use the length rtx to control the
2714 synci loop from the begin rtx that points to the first byte of
2717 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
2719 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
2721 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
2723 * dbxout.c (dbxout_common_check): Accept non public trees.
2724 * dwarf2out.c (fortran_common): Accept non public trees.
2726 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
2728 * common.opt (fuse-linker-plugin): New option.
2729 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
2731 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
2733 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2735 PR rtl-optimization/39715
2736 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
2737 (gen_cstoresi_ltu_thumb1): New splitter.
2739 2009-10-28 Richard Guenther <rguenther@suse.de>
2743 * tree-ssa.c (useless_type_conversion_p): Do not treat
2744 conversions to pointers to incomplete types as useless.
2745 * gimple.c (gimple_types_compatible_p): Compare struct tags,
2748 2009-10-28 Jakub Jelinek <jakub@redhat.com>
2750 * var-tracking.c (emit_note_insn_var_location): Don't call the second
2751 vt_expand_loc unnecessarily when location is not a register nor
2755 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
2756 fields don't have DECL_NAME.
2759 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
2760 call convert_memory_address on addr.
2763 * config/i386/i386.c (ix86_pic_register_p): Don't call
2764 rtx_equal_for_cselib_p for VALUEs discarded as useless.
2766 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
2768 * var-tracking.c (emit_note_insn_var_location): Get the mode of
2769 a variable part from its REG, MEM or VALUE.
2771 2009-10-28 Richard Guenther <rguenther@suse.de>
2773 * gimple.c (gimple_get_alias_set): Fix comment typo.
2775 2009-10-28 Richard Guenther <rguenther@suse.de>
2777 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
2778 (free_lang_data): Unconditionally compute alias sets for all
2779 standard integer types. Bail out if gate bailed out previously.
2780 Do not reset the types_compatible_p langhook.
2781 (gate_free_lang_data): Remove.
2782 (struct pass_ipa_free_lang_data): Enable unconditionally.
2783 * gimple.c (gimple_get_alias_set): Use the same alias-set for
2786 2009-10-28 Richard Guenther <rguenther@suse.de>
2789 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
2790 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
2791 (call_may_clobber_ref_p_1): Likewise.
2792 * tree-ssa-structalias.c (find_func_aliases): Likewise.
2793 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
2795 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2797 PR rtl-optimization/41812
2800 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2802 * df-problems.c (df_md_scratch): New.
2803 (df_md_alloc, df_md_free): Allocate/free it.
2804 (df_md_local_compute): Only include live registers in init.
2805 (df_md_transfer_function): Prune the in-set computed by
2806 the confluence function, and the gen-set too.
2808 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2810 PR rtl-optimization/39715
2811 * combine.c (simplify_comparison): Use extensions to
2812 widen comparisons. Try an ANDing first.
2814 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2816 PR rtl-optimization/40741
2817 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
2818 a small constant is cheap.
2819 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
2820 force_reg on the LHS.
2821 (xorsi3): Likewise, and split the XOR if the constant is complex
2822 and not in Thumb mode.
2824 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2826 * expmed.c (emit_store_flag): Check costs before
2827 transforming to the opposite representation.
2829 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2831 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
2832 cstore result to DImode.
2834 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
2836 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
2837 inside the unspec vector.
2839 2009-10-27 Richard Henderson <rth@redhat.com>
2841 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
2843 2009-10-27 Richard Henderson <rth@redhat.com>
2846 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
2847 eh_region_may_contain_throw; update users.
2848 (eh_region_may_contain_throw): New function.
2849 (lower_catch): Check flag_exceptions before creating exception region.
2850 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
2851 (lower_cleanup): Tidy existing flag_exceptions check to match.
2853 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
2856 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
2857 * config/i386/mingw.opt: Add fset-stack-executable.
2858 * config/i386/i386.c (ix86_trampoline_init): Make call to
2859 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
2860 defined and its value is not zero.
2863 2009-10-27 Richard Guenther <rguenther@suse.de>
2865 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
2866 handle calls to externally visible functions like in regular mode.
2867 (create_variable_info_for): Do not create function infos here.
2868 (have_alias_info): Remove write-only variable.
2869 (solve_constraints): New function split out from common code
2870 in compute_points_to_sets and ipa_pta_execute.
2871 (compute_points_to_sets): Adjust.
2872 (ipa_pta_execute): Likewise. Handle clones and externally visible
2873 functions like in non-IPA mode.
2875 2009-10-27 Jakub Jelinek <jakub@redhat.com>
2878 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
2881 2009-10-27 Richard Guenther <rguenther@suse.de>
2883 * tree-complex.c (expand_complex_div_wide): Check for
2884 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
2886 2009-10-27 Revital Eres <eres@il.ibm.com>
2888 PR tree-optimization/40648
2889 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2890 Change decision of when to peel for alignment.
2892 2009-10-27 Richard Guenther <rguenther@suse.de>
2895 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
2897 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
2900 * fold-const.c (fold_binary_loc): Do not call
2901 protected_set_expr_location.
2903 2009-10-27 Wei Guozhi <carrot@google.com>
2906 * target.h (have_conditional_execution): Add a new target hook
2908 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
2909 * targhooks.h (default_have_conditional_execution): Likewise.
2910 * targhooks.c (default_have_conditional_execution): Likewise.
2911 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
2912 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
2913 (arm_have_conditional_execution): New function.
2914 * ifcvt.c (noce_process_if_block, find_if_header,
2915 cond_exec_find_if_block, dead_or_predicable): Change the usage of
2916 macro HAVE_conditional_execution to a target hook call.
2917 * recog.c (peephole2_optimize): Likewise.
2918 * sched-rgn.c (add_branch_dependences): Likewise.
2919 * final.c (asm_insn_count, final_scan_insn): Likewise.
2920 * bb-reorder.c (HAVE_conditional_execution): Remove it.
2922 2009-10-26 Ben Elliston <bje@au.ibm.com>
2923 Michael Meissner <meissner@linux.vnet.ibm.com>
2924 Ulrich Weigand <uweigand@de.ibm.com>
2926 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
2927 * config/spu/spu_cache.h: New file.
2929 * config/spu/cachemgr.c: New file.
2930 * config/spu/cache.S: New file.
2932 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
2933 (ADDR_SPACE_EA): Define.
2934 (TARGET_ADDR_SPACE_KEYWORDS): Define.
2935 * config/spu/spu.c (EAmode): New macro.
2936 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
2937 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2938 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
2939 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
2940 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2941 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2942 (TARGET_ASM_SELECT_SECTION): Likewise.
2943 (TARGET_ASM_UNIQUE_SECTION): Likewise.
2944 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
2945 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
2946 (ea_symbol_ref): New function.
2947 (spu_legitimate_constant_p): Handle __ea qualified addresses.
2948 (spu_addr_space_legitimate_address_p): New function.
2949 (spu_addr_space_legitimize_address): Likewise.
2950 (cache_fetch): New global.
2951 (cache_fetch_dirty): Likewise.
2952 (ea_alias_set): Likewise.
2953 (ea_load_store): New function.
2954 (ea_load_store_inline): Likewise.
2955 (expand_ea_mem): Likewise.
2956 (spu_expand_mov): Handle __ea qualified memory references.
2957 (spu_addr_space_pointer_mode): New function.
2958 (spu_addr_space_address_mode): Likewise.
2959 (spu_addr_space_subset_p): Likewise.
2960 (spu_addr_space_convert): Likewise.
2961 (spu_section_type_flags): Handle "._ea" section.
2962 (spu_select_section): New function.
2963 (spu_unique_section): Likewise.
2964 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
2965 and __EA64__ predefined macros.
2966 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
2967 -matomic-updates switches.
2969 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
2970 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
2971 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
2972 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
2973 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
2974 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
2975 $(T)cache128k.o): Likewise.
2976 ($(T)libgcc_%.a): Likewise.
2978 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
2979 * config/spu/spu.opt (-mea32/-mea64): Add switches.
2980 (-maddress-space-conversion): Likewise.
2981 (-mcache-size=): Likewise.
2982 (-matomic-updates): Likewise.
2983 * doc/invoke.texi (-mea32/-mea64): Document.
2984 (-maddress-space-conversion): Likewise.
2985 (-mcache-size=): Likewise.
2986 (-matomic-updates): Likewise.
2988 2009-10-26 Ben Elliston <bje@au.ibm.com>
2989 Michael Meissner <meissner@linux.vnet.ibm.com>
2990 Ulrich Weigand <uweigand@de.ibm.com>
2992 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
2994 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
2995 defined, add the named address space keywords.
2996 (c_addr_space_name): New function.
2997 (complete_array_type): Preserve named address space.
2998 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
2999 instead of targetm.valid_pointer_mode.
3001 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
3002 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
3003 (ADDR_SPACE_KEYWORD): New macro.
3004 (c_addr_space_name): Add prototype.
3006 * c-tree.h (struct c_declspecs): Add address_space member.
3007 (declspecs_add_addrspace): Add prototype.
3009 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
3011 * c-parser.c (c_parse_init): Add assertion.
3012 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
3013 (c_lex_one_token): Handle address space keywords.
3014 (c_token_starts_typename): Likewise.
3015 (c_token_starts_declspecs): Likewise.
3016 (c_parser_declspecs): Likewise.
3017 (c_parser_postfix_expression_after_paren_type): Diagnose compound
3018 literal within function qualified with named address space.
3020 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
3021 address space qualifiers.
3022 (shadow_tag_warned): Warn about useless address space qualifiers.
3023 (quals_from_declspecs): Handle address space qualifiers.
3024 (grokdeclarator): Likewise.
3025 (build_null_declspecs): Likewise.
3026 (declspecs_add_addrspace): New function.
3028 * c-typeck.c (addr_space_superset): New function.
3029 (qualify_type): Handle named address spaces.
3030 (composite_type): Likewise.
3031 (common_pointer_type): Likewise.
3032 (comp_target_types): Likewise.
3033 (build_conditional_expr): Likewise.
3034 (handle_warn_cast_qual): Likewise.
3035 (build_c_cast): Likewise.
3036 (convert_for_assignment): Likewise.
3037 (build_binary_op): Likewise.
3038 (pointer_diff): Handle named address spaces. Use intermediate
3039 integer type of sufficient size if required.
3041 2009-10-26 Ben Elliston <bje@au.ibm.com>
3042 Michael Meissner <meissner@linux.vnet.ibm.com>
3043 Ulrich Weigand <uweigand@de.ibm.com>
3045 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
3046 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3047 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3049 * target.h (struct target_def): Add pointer_mode, address_mode,
3050 and valid_pointer_mode to addr_space substructure.
3051 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3052 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3053 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3054 (TARGET_ADDR_SPACE_HOOKS): Add them.
3055 * targhooks.c (target_default_pointer_address_modes_p): New function.
3056 * target.h (target_default_pointer_address_modes_p): Add prototype.
3057 * targhooks.c (default_addr_space_pointer_mode): New function.
3058 (default_addr_space_address_mode): Likewise.
3059 (default_addr_space_valid_pointer_mode): Likewise.
3060 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
3061 (default_addr_space_address_mode): Likewise.
3062 (default_addr_space_valid_pointer_mode): Likewise.
3063 * output.h (default_valid_pointer_mode): Move to ...
3064 * targhooks.h (default_valid_pointer_mode): ... here.
3065 * varasm.c (default_valid_pointer_mode): Move to ...
3066 * targhooks.c (default_valid_pointer_mode): ... here.
3068 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
3069 instead of targetm.valid_pointer_mode.
3071 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
3072 * tree.c (integer_pow2p): Likewise.
3073 (tree_log2): Likewise.
3074 (tree_floor_log2): Likewise.
3075 (signed_or_unsigned_type_for): Support pointer type of different size.
3076 (int_or_pointer_precision): New function.
3077 * tree.h (int_or_pointer_precision): Add prototype.
3078 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
3079 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
3080 incoming pointer type instead of POINTER_SIZE.
3082 * tree.c (build_pointer_type): Use appropriate pointer mode
3083 instead of ptr_mode.
3084 (build_reference_type): Likewise.
3085 * expr.c (store_expr): Likewise.
3086 (expand_expr_addr_expr): Likewise.
3087 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
3088 * cfgexpand.c (expand_debug_expr): Likewise.
3090 * auto-inc-dec.c: Include "target.h".
3091 (try_merge): Use appropriate address mode instead of Pmode.
3092 (find_inc): Likewise.
3093 * combine.c (find_split_point): Likewise.
3094 * cselib.c (cselib_record_sets): Likewise.
3095 * dse.c (replace_inc_dec): Likewise.
3096 (canon_address): Likewise.
3097 * var-tracking.c (replace_expr_with_values): Likewise.
3098 (count_uses): Likewise.
3099 (add_uses): Likewise.
3100 (add_stores): Likewise.
3101 * emit-rtl.c: Include "target.h".
3102 (adjust_address_1): Use appropriate address mode instead of Pmode.
3103 (offset_address): Likewise.
3104 * explow.c (break_out_memory_refs): Likewise.
3105 (memory_address_addr_space): Likewise.
3106 (promote_mode): Likewise.
3107 * expr.c (move_by_pieces): Likewise.
3108 (emit_block_move_via_loop): Likewise.
3109 (store_by_pieces): Likewise.
3110 (store_by_pieces_1): Likewise.
3111 (expand_assignment): Likewise.
3112 (store_constructor): Likewise.
3113 (expand_expr_addr_expr): Likewise.
3114 (expand_expr_real_1): Likewise.
3115 * cfgexpand.c (expand_debug_expr): Likewise.
3116 * ifcvt.c (noce_try_cmove_arith): Likewise.
3117 * regcprop.c (kill_autoinc_value): Likewise.
3118 * regmove.c (try_auto_increment): Likewise.
3119 * reload.c (find_reloads): Likewise.
3120 (find_reloads_address): Likewise.
3121 (find_reloads_address_1): Likewise.
3122 * sched-deps.c: Include "target.h".
3123 (sched_analyze_1): Use appropriate address mode instead of Pmode.
3124 (sched_analyze_2): Likewise.
3125 * sel-sched-dump.c: Include "target.h".
3126 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
3127 * stor-layout.c (layout_type): Likewise.
3128 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3129 (multiplier_allowed_in_address_p): Likewise.
3130 (get_address_cost): Likewise.
3131 * varasm.c (make_decl_rtl): Likewise.
3133 * expr.c (expand_assignment): Always convert offsets to appropriate
3135 (store_expr): Likewise.
3136 (store_constructor): Likewise.
3137 (expand_expr_real_1): Likewise.
3139 * reload.h (form_sum): Add MODE argument.
3140 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
3141 Update recursive calls.
3142 (subst_indexed_address): Update calls to form_sum.
3144 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
3145 * tree-ssa-address.c: Include "target.h".
3146 (templates): Replace by ...
3147 (mem_addr_template_list): ... this new vector.
3148 (TEMPL_IDX): Handle address space numbers.
3149 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
3150 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
3151 instead of global cache. Update call to gen_addr_rtx.
3152 (valid_mem_ref_p): Update call to addr_for_mem_ref.
3153 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
3155 * rtl.h (convert_memory_address_addr_space): Add prototype.
3156 (convert_memory_address): Define as macro.
3157 * explow.c (convert_memory_address): Rename to ...
3158 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
3159 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
3160 Update recursive calls.
3161 (memory_address_addr_space): Call convert_memory_address_addr_space.
3162 * expmed.c (make_tree): Likewise.
3163 * expr.c (expand_assignment): Likewise.
3164 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
3165 (expand_expr_addr_expr): Likewise. Also, update call.
3167 * alias.c (find_base_value): Guard pointer size optimizations.
3168 (find_base_term): Likewise.
3169 * rtlanal.c (nonzero_bits1): Likewise.
3170 (num_sign_bit_copies1): Likewise.
3171 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
3173 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
3174 (emit-rtl.o): Likewise.
3175 (auto-inc-dec.o): Likewise.
3176 (sched-deps.o): Likewise.
3178 2009-10-26 Ben Elliston <bje@au.ibm.com>
3179 Michael Meissner <meissner@linux.vnet.ibm.com>
3180 Ulrich Weigand <uweigand@de.ibm.com>
3182 * doc/extend.texi (Named Address Spaces): New section.
3183 * coretypes.h (addr_space_t): New type.
3184 (ADDR_SPACE_GENERIC): New define.
3185 (ADDR_SPACE_GENERIC_P): New macro.
3187 * doc/tm.texi (Named Address Spaces): New section.
3188 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
3189 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
3190 (TARGET_ADDR_SPACE_SUBSET_P): Document.
3191 (TARGET_ADDR_SPACE_CONVERT): Document.
3192 * target.h (struct gcc_target): Add addr_space substructure.
3193 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
3194 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
3195 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3196 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3197 (TARGET_ADDR_SPACE_HOOKS): Likewise.
3198 (TARGET_INITIALIZER): Initialize addr_space hooks.
3199 * targhooks.c (default_addr_space_legitimate_address_p): New function.
3200 (default_addr_space_legitimize_address): Likewise.
3201 (default_addr_space_subset_p): Likewise.
3202 (default_addr_space_convert): Likewise.
3203 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
3204 (default_addr_space_legitimize_address): Likewise.
3205 (default_addr_space_subset_p): Likewise.
3206 (default_addr_space_convert): Likewise.
3208 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
3209 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
3210 (MEM_ADDR_SPACE): New macro.
3211 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
3212 address space memory attribute.
3213 (mem_attrs_htab_hash): Handle address space memory attribute.
3214 (mem_attrs_htab_eq): Likewise.
3215 (set_mem_attributes_minus_bitpos): Likewise.
3216 (set_mem_alias_set): Likewise.
3217 (set_mem_align): Likewise.
3218 (set_mem_expr): Likewise.
3219 (set_mem_offset): Likewise.
3220 (set_mem_size): Likewise.
3221 (adjust_address_1): Likewise.
3222 (offset_address): Likewise.
3223 (widen_memoy_address): Likewise.
3224 (get_spill_slot_decl): Likewise.
3225 (set_mem_attrs_for_spill): Likewise.
3226 (set_mem_addr_space): New function.
3227 * emit-rtl.h (set_mem_addr_space): Add prototype.
3228 * print-rtl.c (print_rtx): Print address space memory attribute.
3229 * expr.c (expand_assignment): Set address space memory attribute
3230 of generated MEM RTXes as appropriate.
3231 (expand_expr_real_1): Likewise.
3232 * cfgexpand.c (expand_debug_expr): Likewise.
3233 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3235 * tree.h (struct tree_base): Add address_space bitfield. Reduce
3236 size of "spare" bitfield.
3237 (TYPE_ADDR_SPACE): New macro.
3238 (ENCODE_QUAL_ADDR_SPACE): Likewise.
3239 (DECODE_QUAL_ADDR_SPACE): Likewise.
3240 (CLEAR_QUAL_ADDR_SPACE): Likewise.
3241 (KEEP_QUAL_ADDR_SPACE): Likewise.
3242 (TYPE_QUALS): Encode type address space.
3243 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
3244 * tree.c (set_type_quals): Set type address space.
3245 (build_array_type): Inherit array address space from element type.
3246 * print-tree.c (print_node_brief): Print type address space.
3247 (print_node): Likewise.
3248 * tree-pretty-print.c (dump_generic_node): Likewise.
3250 * explow.c (memory_address): Rename to ...
3251 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
3252 Use address-space aware variants of memory address routines.
3253 * recog.c (memory_address_p): Rename to ...
3254 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
3255 Use address-space aware variants of memory address routines.
3256 (offsettable_address_p): Rename to ...
3257 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
3258 Use address-space aware variants of memory address routines.
3259 * reload.c (strict_memory_address_p): Rename to ...
3260 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
3261 Use address-space aware variants of memory address routines.
3262 (maybe_memory_address_p): Rename to ...
3263 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
3264 Use address-space aware variants of memory address routines.
3265 * expr.h (memory_address_addr_space): Add prototype.
3266 (memory_address): Define as macro.
3267 * recog.h (memory_address_addr_space_p): Add prototype.
3268 (memory_address_p): Define as macro.
3269 (offsettable_address_addr_space_p): Add prototype.
3270 (offsettable_address_p): Define as macro.
3271 (strict_memory_address_addr_space_p): Add prototype.
3272 (strict_memory_address_p): Define as macro.
3274 * combine.c (find_split_point): Use address-space aware variants
3275 of memory address routines.
3276 * emit-rtl.c (operand_subword): Likewise.
3277 (change_address_1): Likewise.
3278 (adjust_address_1): Likewise.
3279 (offset_address): Likewise.
3280 * expr.c (emit_move_insn): Likewise.
3281 (expand_assignment): Likewise.
3282 (expand_expr_real_1): Likewise.
3283 * recog.c (verify_changes): Likewise.
3284 (general_operand): Likewise.
3285 (offsettable_memref_p): Likewise.
3286 (offsettable_nonstrict_memref_p): Likewise.
3287 (constrain_operands): Likewise.
3288 * reload.c (get_secondary_mem): Likewise.
3289 (find_reloads_toplev): Likewise.
3290 (find_reloads_address): Likewise.
3291 (find_reloads_subreg_address): Likewise.
3292 * reload1.c (reload): Likewise.
3293 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
3294 * rtl.h (address_cost): Add ADDRSPACE argument.
3295 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
3296 aware variant of memory address routines.
3297 * loop-invariant.c (create_new_invariant): Update address_cost call.
3298 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
3299 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
3300 Use address-space aware variant of memory address routines.
3301 (propagate_rtx_1): Update call to should_replace_address.
3302 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
3304 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
3305 ADDRSPACE argument. Use per-address-space instead of global cache.
3306 Use address-space aware variant of memory address routines.
3307 (get_address_cost): Likewise.
3308 (get_computation_cost_at): Update calls.
3309 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
3310 Use address-space aware variant of memory address routines.
3311 (create_mem_ref_raw): Update call to valid_mem_ref_p.
3312 (most_expensive_mult_to_index): Update call to
3313 multiplier_allowed_in_address_p.
3315 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
3316 attribute to indicate named address spaces.
3318 * varasm.c (get_variable_section): DECLs in named address spaces
3321 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
3322 for addresses in a non-generic address space.
3324 * expr.c (emit_block_move_hints): Do not use libcalls for
3325 memory in non-generic address spaces.
3326 (clear_storage_hints): Likewise.
3327 (expand_assignment): Likewise.
3329 * fold-const.c (operand_equal_p): Expressions refering to different
3330 address spaces are not equivalent.
3332 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
3333 spaces are not equivalent.
3334 (rtx_equal_p): Likewise.
3335 * cse.c (exp_equiv_p): Likewise.
3336 * jump.c (rtx_renumbered_equal_p): Likewise.
3337 * reload.c (operands_match_p): Likewise.
3339 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
3340 address spaces may alias.
3341 (true_dependence): Likewise.
3342 (canon_true_dependence): Likewise.
3343 (write_dependence_p): Likewise.
3345 * dse.c (canon_address): Handle named address spaces.
3346 * ifcvt.c (noce_try_cmove_arith): Likewise.
3348 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
3349 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
3350 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
3351 to handle conversions between different address spaces.
3352 * fold-const.c (fold_convert_loc): Likewise.
3353 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
3354 * tree-pretty-print.c (dump_generic_node): Likewise.
3355 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
3356 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
3357 * tree-inline.c (estimate_operator_cost): Likewise.
3358 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
3359 to different address spaces are not useless.
3361 2009-10-26 Jakub Jelinek <jakub@redhat.com>
3364 * cfgcleanup.c (trivially_empty_bb_p): New function.
3365 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
3368 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
3369 add_name_and_src_coords_attributes, gen_namespace_die,
3370 dwarf2out_set_name): Handle dwarf2_name returning NULL.
3372 2009-10-26 Nick Clifton <nickc@redhat.com>
3374 * config.gcc: Add support for RX target.
3375 * config/rx: New directory.
3376 * config/rx/constraints.md: New file.
3377 * config/rx/predicates.md: New file.
3378 * config/rx/rx.c: New file.
3379 * config/rx/rx.h: New file.
3380 * config/rx/rx.md: New file.
3381 * config/rx/rx.opt: New file.
3382 * config/rx/rx-protos.h: New file.
3383 * config/rx/t-rx: New file.
3384 * doc/extend.texi: Document RX function attributes.
3385 * doc/invoke.texi: Document RX specific command line options.
3386 * doc/contrib.texi: Document RX contribution.
3387 * doc/md.texi: Document RX constraints.
3388 * doc/install.texi: Document RX support.
3390 2009-10-26 Michael Matz <matz@suse.de>
3392 PR tree-optimization/41783
3393 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
3394 case for simple diamonds.
3395 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
3396 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
3397 argument, use alias oracle to skip some vdefs.
3398 (phi_translate_1): Change call to above, don't allocate new
3399 value ids if they can stay the same.
3400 (compute_avail): Allow vuse walking when looking up references.
3402 2009-10-26 Richard Guenther <rguenther@suse.de>
3404 PR tree-optimization/41826
3405 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
3406 access to re-allocated vector fields.
3408 2009-10-26 Richard Guenther <rguenther@suse.de>
3410 * graphite-sese-to-poly.c (check_poly_representation): Fix
3411 compile without checking.
3413 2009-10-26 Janus Weil <janus@gcc.gnu.org>
3416 * gimple.h (tree_annotate_all_with_location): Remove prototype.
3417 * gimplify.c (tree_should_carry_location_p,
3418 tree_annotate_one_with_location,tree_annotate_all_with_location):
3419 Remove obsolete functions.
3421 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
3424 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
3426 2009-10-25 Richard Guenther <rguenther@suse.de>
3428 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
3429 Stream DECL_RESTRICTED_P.
3430 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
3432 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
3434 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
3435 a note when expanding to nothing.
3437 2009-10-25 Richard Guenther <rguenther@suse.de>
3440 * tree.c (find_decls_types_r): Deal with Java overloading
3441 BINFO_VIRTUALS for its own purpose.
3443 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
3445 * config/mips/predicates.md (hilo_operand): New predicate.
3446 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
3447 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
3448 splitter part from here ...:
3449 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
3450 op0 and op4 to match the DINS case.
3451 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
3453 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3456 * avr.md (QIDI): Add new mode iterator.
3457 (sbrx_branch<mode>): Create new zero extract bit, test and jump
3458 patterns for all QI thru DI modes combinations.
3459 (sbrx_and_branch<mode>): Create new and based bit test and jump
3460 patterns for QI thru SI modes.
3461 avr.c (avr_out_sbxx_branch): Use only bit number.
3463 2009-10-24 Jan Hubicka <jh@suse.cz>
3465 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
3467 (analyze_function): When analyzing noreturn nothrow call, do not
3468 compute written stats; free bitmaps of vars early if possible.
3469 (generate_summary): Only update bitmaps if computed.
3470 (propagate): Only dump bitmaps if computed.
3471 (ipa_reference_read_summary): Fix pasto.
3473 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
3475 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
3476 (aliasing_component_refs_p): ...this. Return true if there is no
3477 common base and the base access types have the same alias set.
3478 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
3479 (indirect_refs_may_alias_p): Likewise.
3481 2009-10-23 Joseph Myers <joseph@codesourcery.com>
3484 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
3485 a C_MAYBE_CONST_EXPR.
3487 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3490 * config/rs6000/rs6000.c (struct machine_function): Add
3491 vsx_or_altivec_used_p to record if vector types are used.
3492 (rs6000_expand_to_rtl_hook): Rename from
3493 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
3494 any vector operations, so if there are, we can set VRSAVE to
3495 non-zero when only floating point vector registers are used.
3496 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
3497 (rs6000_check_vector_mode): Inner function to check if vector
3498 types are used in the code.
3499 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
3500 vector instructions are used.
3502 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
3503 Indicate that VSX registers which overlap floating point
3504 registers, can't be used across a call, since the ABI only states
3505 the scalar part of the register will be saved and restored.
3507 2009-10-23 Joseph Myers <joseph@codesourcery.com>
3510 * alias.c (get_alias_set): Call langhook before returning 0 for
3511 types with structural equality.
3512 * c-common.c (c_common_get_alias_set): Use alias set of element
3513 type for arrays with structural comparison.
3515 2009-10-23 Richard Guenther <rguenther@suse.de>
3518 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
3519 gimple_call_nothrow_p.
3521 2009-10-23 Richard Guenther <rguenther@suse.de>
3523 PR tree-optimization/41778
3524 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
3525 redundancy along a path in the CFG we want to optimize for speed
3526 is going to be removed.
3527 (execute_pre): Do partial-PRE only if the function is to be
3528 optimized for speed.
3529 (gate_pre): Do not turn off all of PRE when not optimizing a
3532 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3534 * builtins.c (fold_builtin_cabs): Use validate_arg().
3535 (fold_builtin_cexp): Fix if-logic.
3536 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
3538 2009-10-22 Jeff Law <law@redhat.com>
3540 * ira-lives.c (process_single_reg_class_operands): Update the
3541 hard reg costs for all the hard registers desired by the
3542 single reg class operand.
3544 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
3546 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
3547 for rtxes that aren't handled specially.
3549 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
3551 * rtl.h (shallow_copy_rtvec): Declare.
3552 * rtl.c (shallow_copy_rtvec): New function.
3553 * cselib.c (cselib_subst_to_values): Use it. Only modify an
3554 rtx field if the subrtx has changed.
3556 2009-10-22 Anatoly Sokolov <aesok@post.ru>
3558 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
3559 (m32c_function_value): Make static, add new 'outgoing' argument.
3560 (m32c_libcall_value): Make static, add new 'fun' argument.
3561 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3562 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3563 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
3564 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
3565 (m32c_function_value, m32c_libcall_value): Delete declaration.
3567 2009-10-22 Diego Novillo <dnovillo@google.com>
3569 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
3571 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
3573 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
3576 2009-10-22 Richard Guenther <rguenther@suse.de>
3578 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
3579 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
3580 (lto_symtab_merge): Do not merge cgraph nodes here.
3581 (lto_symtab_resolve_can_prevail_p): Simplify.
3582 (lto_symtab_resolve_symbols): Store cgraph node.
3583 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
3584 functions from the symtab.
3585 (lto_symtab_merge_cgraph_nodes_1): New function.
3586 (lto_symtab_merge_cgraph_nodes): Likewise.
3588 2009-10-22 Richard Guenther <rguenther@suse.de>
3591 * lto-streamer-out.c (lto_output_location): Stream the
3593 * lto-streamer-in.c (lto_input_location): Likewise.
3595 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
3597 * cfgloopmanip.c (duplicate_subloops): Export.
3598 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
3599 (transform_to_exit_first_loop): Duplicate bbs starting from
3600 header up to loop->latch instead of exit->src.
3601 Initialize control variable to the correct number of iterations.
3602 (gather_scalar_reductions): Do not register double reductions.
3603 (parallelize_loops): Dump which loop is tested.
3604 Indicate whether the parallelized loop is inner or not.
3605 Remove the innermost-loop requirement.
3606 * cfgloop.h (duplicate_subloops): Export.
3607 * tree-cfg.c (add_phi_args_after_redirect): New function.
3608 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
3609 Call duplicate_subloops.
3610 Update number of iterations at the exit condition.
3611 Don't redirect nexits always to the loop exit.
3612 Redirect copied edges from latch to the loop exit.
3614 2009-10-22 Jan Hubicka <jh@suse.cz>
3616 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
3618 * ipa-inline.c (cgraph_mark_inline_edge,
3619 cgraph_decide_inlining_of_small_function,
3620 cgraph_decide_inlining, inline_read_summary): Disable indirect
3621 inlining for WPA for time being.
3623 PR tree-optimize/40556
3624 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
3626 2009-10-22 Richard Guenther <rguenther@suse.de>
3628 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
3629 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
3631 2009-10-22 Jan Hubicka <jh@suse.cz>
3634 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
3636 (check_call): Handle only indirect calls.
3637 (propagate_bits): Update comment.
3638 (write_node_summary_p): Turn bogus check to assert.
3639 (ipa_reference_write_summary): Stream calls_read_all properly.
3640 (ipa_reference_read_summary): Stream in calls_read_all properly.
3641 (read_write_all_from_decl): New function.
3642 (propagate): Handle OVERWRITABLE nodes and external calls here.
3643 * ipa-pre-const.c (check_call): In IPA mode handle indirect
3645 (analyze_function): Do not check visibility here.
3646 (add_new_function): We summary OVERWRITABLE too.
3647 (generate_summary): Stream OVERWRITABLE nodes too.
3648 (propagate): Handle external calls and OVERWRITABLE nodes here.
3649 (local_pure_const): Check visibility here.
3651 2009-10-22 Jan Hubicka <jh@suse.cz>
3653 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
3654 (pass_ipa_cp): Register them.
3655 (ipcp_init_stage): Analyze all functions for whopr/lto.
3656 (ipcp_propagate_stage): Skip external calls.
3657 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
3658 * ipa-reference.c (write_node_summary_p): Fix thinko about
3660 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
3661 when in ltrans, skip executing of ipa passes since everything
3662 should've been done.
3663 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
3664 (inline_generate_summary): Likewise.
3665 (inline_read_summary): New function.
3666 (inline_write_summary): New function.
3667 (pass_ipa_inline): Register new hooks.
3668 * ipa-prop.c: Inlcude lto-streamer.h
3669 (ipa_edge_args_vector): Update declaration.
3670 (ipa_count_arguments, ipa_compute_jump_functions,
3671 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
3672 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
3673 ipa_read_node_info): New static functions.
3674 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
3675 (duplicate_array): Use xmalloc.
3676 (duplicate_ggc_array): New.
3677 (ipa_edge_duplication_hook): Use it.
3678 (ipa_update_after_lto_read): New function.
3679 * ipa-prop.h (ipa_prop_write_jump_functions,
3680 ipa_prop_read_jump_functions): Declare.
3681 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
3682 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
3683 (ipa_edge_args_vector): Move into GGC.
3684 (ipa_check_create_edge_args): Update.
3685 (ipa_update_after_lto_read): New.
3686 * passes.c (ipa_write_summaries_1): When in wpa, do not write
3688 (ipa_read_summaries): When in ltrans, so not read summaries.
3689 * lto-streamer.c (lto_get_section_name): Add
3690 LTO_section_jump_functions.
3691 * lto-streamer.h (LTO_section_jump_functions): New section.
3692 (produce_asm): Declare.
3693 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
3694 * lto-streamer-out.c (produce_asm): Export.
3695 * lto-streamer-in.c: Include tree-pass.h
3696 (input_function): Free dominance info when done.
3697 (lto_read_body): Push ipa_inline in ltrans stage.
3698 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
3699 * Makefile.in (GTFILES): Add ipa-prop.h
3701 2009-10-22 Matthias Klose <doko@ubuntu.com>
3703 * doc/install.texi: Document --enable-browser-plugin.
3705 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
3707 * doc/invoke.texi (fira-loop-pressure): Update default value.
3708 * opts.c (decode_options): Remove default value setting for
3709 flag_ira_loop_pressure.
3710 * config/ia64/ia64.c (ia64_override_options): Set
3711 flag_ira_loop_pressure up for -O3.
3712 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3714 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
3716 PR tree-optimization/41497
3717 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
3718 chrec_dont_know if the evolution function returned by follow_ssa_edge
3719 is constant in the analyzed loop and is not compatible with the
3720 initial value before the loop.
3721 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
3723 2009-10-21 Joseph Myers <joseph@codesourcery.com>
3725 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
3727 2009-10-21 Jakub Jelinek <jakub@redhat.com>
3730 * doc/invoke.texi: Document -print-multi-os-directory.
3732 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
3735 * gcc/config/darwin10.h: Use default_emit_unwind_label.
3736 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
3737 when darwin_emit_unwind_label is used.
3739 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
3741 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
3744 2009-10-20 Richard Henderson <rth@redhat.com>
3746 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
3747 before emit_post_landing_pad.
3749 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
3751 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
3752 Use when calling rtx_costs.
3753 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
3754 global optimize_size. Pass speed to mips_binary_cost.
3756 2009-10-20 Jakub Jelinek <jakub@redhat.com>
3758 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
3761 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
3763 * rtl.h (simplify_replace_fn_rtx): Declare.
3764 (wrap_constant, unwrap_constant): Delete.
3765 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
3766 (expand_debug_expr): Don't call wrap_constant.
3767 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
3768 (auto_adjust_pair): Fold into...
3769 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
3770 Just return a new value.
3771 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
3772 otherwise use simplify_replace_rtx.
3773 * cselib.c (wrap_constant): Reinstate old definition.
3774 (cselib_expand_value_rtx_1): Don't wrap constants.
3775 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
3776 simplify_replace_rtx.
3777 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
3778 * reload1.c (reload): Skip all uses for an insn before adjusting it.
3779 Use simplify_replace_rtx.
3780 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
3782 (simplify_replace_rtx): ...here. Turn into a wrapper for
3783 simplify_replace_fn_rtx.
3784 (simplify_unary_operation): Don't unwrap CONSTs.
3785 * var-tracking.c (check_wrap_constant): Delete.
3786 (vt_expand_loc_callback): Don't call it.
3787 (vt_expand_loc): Likewise.
3789 2009-10-20 Pascal Obry <obry@adacore.com>
3790 Eric Botcazou <ebotcazou@adacore.com>
3792 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
3794 2009-10-20 Michael Matz <matz@suse.de>
3796 * loop-invariant.c (create_new_invariant): Use different magic number.
3798 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
3801 * arm.c (arm_override_options): Forcibly disable hot/cold block
3804 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
3807 * haifa-sched.c (try_ready): Skip debug deps updating speculation
3810 2009-10-20 Richard Guenther <rguenther@suse.de>
3812 * ggc-page.c: Include cfgloop.h.
3813 (struct max_alignment): Drop long double, add void *.
3814 (extra_order_size_table): Add low non-power-of-two multiples
3815 of MAX_ALIGNMENT. Drop small type-based entries, add
3816 tree_type, cgraph_node and loop.
3817 * alloc-pool.c (struct allocation_object_def): Drop long double
3820 2009-10-20 Jakub Jelinek <jakub@redhat.com>
3823 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
3824 referenced just in DEBUG_INSNs.
3826 2009-10-20 Richard Guenther <rguenther@suse.de>
3829 * gimple.c (gimple_register_type): Make sure we register
3830 the types main variant first.
3832 2009-10-20 Richard Guenther <rguenther@suse.de>
3834 * gimple.c (gimple_types_compatible_p): Simplify. Move
3835 cheap checks before hashtable queries. Add checks for
3836 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
3838 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
3840 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
3841 without size or with size that can't be represented as a host integer.
3843 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
3845 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
3846 the removal of a debug stmt as a significant change.
3848 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
3850 * config/s390/s390.md: Added agen condition to operand
3851 forwarding bypasses. Added bypass for early address generation
3852 use of int results. Updated comments.
3854 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
3856 * config/i386/i386.c: Remove signal.h #include.
3858 2009-10-20 Jie Zhang <jie.zhang@analog.com>
3860 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
3861 * doc/rtl.texi: Document ss_abs.
3863 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3865 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
3866 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
3867 instead of C_LEX_RAW_STRINGS.
3868 (lex_string): Handle CPP_UTF8STRING.
3869 * c-parser.c (c_parser_postfix_expression): Likewise.
3870 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
3871 (C_LEX_STRING_NO_JOIN): ... this.
3873 2009-10-19 Anatoly Sokolov <aesok@post.ru>
3875 * config/cris/cris.c (cris_function_value, cris_libcall_value,
3876 cris_function_value_regno_p): New functions.
3877 (cris_promote_function_mode): Update comment.
3878 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3879 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3880 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
3881 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
3883 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3885 * unwind-dw2.c (execute_stack_op): Fix operand order for
3886 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
3888 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
3890 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
3891 (lower_stmt) <GIMPLE_BIND>: Add comment.
3892 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
3894 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
3895 Otherwise lower it and set cannot_fallthru to true.
3896 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
3897 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
3898 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
3899 to true for a noreturn call. Do not remove statements.
3900 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
3901 Set cannot_fallthru to false on function exit.
3902 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
3903 <GIMPLE_ASSIGN>: Remove.
3905 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3907 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
3909 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3911 * config/s390/s390.c (s390_z10_optimize_cmp): Use
3912 next/prev_active_insn to skip DEBUG_INSNs as well.
3914 2009-10-19 Joseph Myers <joseph@codesourcery.com>
3916 * config/arm/arm.c (output_move_neon): Use DImode in call to
3919 2009-10-19 Matthias Klose <doko@ubuntu.com>
3922 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
3924 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3926 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
3928 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3931 * optabs.c (expand_binop): Make mode of shift count expression mode
3932 of shift count not target.
3935 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3937 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
3938 case. Force using values to replace references within the statement.
3939 (convert_local_reference_stmt): Likewise.
3941 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3943 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
3944 remove a subsequent GOTO or RETURN statement.
3946 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
3948 * config/avr.md (*movqi): Add zero as equally preferable constraint
3949 as general register.
3952 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3954 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
3956 2009-10-17 Richard Guenther <rguenther@suse.de>
3958 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
3960 2009-10-17 Richard Guenther <rguenther@suse.de>
3962 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
3963 operands in COMPONENT_REFs.
3965 2009-10-17 Anatoly Sokolov <aesok@post.ru>
3967 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
3968 if not defined. Change type of second argument to const_rtx.
3969 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
3971 * targhooks.h (default_libcall_value): Update prototype.
3972 * target.h (struct gcc_target): Change type of second argument of
3973 libcall_value to const_rtx.
3974 * config/arm/arm.c (arm_libcall_value): Change type of second argument
3976 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
3977 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
3979 2009-10-17 Jakub Jelinek <jakub@redhat.com>
3982 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
3983 * cgraphunit.c (cgraph_optimize): Call it.
3984 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
3985 (dwarf2out_assembly_start): ... here. New hook.
3986 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
3987 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
3989 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
3990 * sdbout.c (sdb_debug_hooks): Likewise.
3991 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
3992 (vmsdbgout_assembly_start): New hook.
3994 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3996 * rtl.h (RTL_LOCATION): Fix typo.
3998 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4000 * print-rtl.c (print_rtx): Print locators in asm_operands
4003 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4006 * sched-deps.c (depl_on_debug_p): New.
4007 (attach_dep_link): Reject debug deps before nondebug deps.
4008 (add_to_deps_list): Insert debug deps after nondebug deps.
4009 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
4011 (sd_add_dep): Do not reject debug deps.
4012 (add_insn_mem_dependence): Don't count debug deps.
4013 (remove_from_deps): Likewise.
4014 (sched_analyze_2): Set up mem deps on debug insns.
4015 (sched_analyze_insn): Record reg uses for deps on debug insns.
4016 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
4017 try_ready nondebug insn after debug insn.
4018 * ddg.c (create_ddg_dep_from_intra_loop_link,
4019 create_ddg_dep_no_link): Don't reject debug deps.
4021 2009-10-16 Richard Guenther <rguenther@suse.de>
4023 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
4024 (maybe_merge_incomplete_and_complete_type): Likewise.
4025 (lto_symtab_merge): Do not call them. Do not warn for
4026 complete vs. incomplete compatible types.
4027 (lto_symtab_merge_decls_2): Simplify.
4028 * gimple.c (gimple_force_type_merge): Remove.
4029 (gimple_types_compatible_p): Make it static.
4030 * gimple.h (gimple_force_type_merge): Remove.
4031 (gimple_types_compatible_p): Likewise.
4033 2009-10-16 Jakub Jelinek <jakub@redhat.com>
4035 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
4036 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
4038 2009-10-16 Richard Guenther <rguenther@suse.de>
4040 PR tree-optimization/41728
4041 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
4042 if fold_stmt did anything.
4044 2009-10-16 Richard Guenther <rguenther@suse.de>
4047 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
4048 (maybe_fixup_handled_component): New function.
4049 (input_gimple_stmt): Fixup mismatched decl replacements.
4051 2009-10-16 Richard Guenther <rguenther@suse.de>
4054 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
4055 the same as VAR_DECL.
4057 2009-10-16 Richard Guenther <rguenther@suse.de>
4059 * gimple.c (iterative_hash_gimple_type): For integer types
4060 also hash their minimum and maximum values and the string flag.
4061 For array types hash their domain and the string flag.
4063 2009-10-16 Richard Guenther <rguenther@suse.de>
4065 * gimple.c (gimple_types_compatible_p): Restrict completing
4066 types to record or unions. Simplify completion.
4067 Do not merge records or unions with different
4068 TYPE_STRUCTURAL_EQUALITY_P tag.
4069 (iterative_hash_gimple_type): Restrict non-recursing into
4070 pointer targets for records and unions.
4072 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4075 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
4076 * dwarf2out.c (mem_loc_descriptor): Don't handle
4077 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
4078 punt if it is not lowpart subreg or if inner mode isn't
4081 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4083 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
4084 investigating previous or next insns.
4086 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
4088 * tree-sra.c (build_ref_for_offset_1): Update comment.
4090 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
4092 * config/s390/s390.md (atype): Added missing values.
4094 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4097 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
4098 (casesi64p): Update pattern to reflect above.
4100 2009-10-15 Steve Ellcey <sje@cup.hp.com>
4102 PR rtl-optimization/41697
4103 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
4105 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4108 * config/rs6000/predicates.md: Update copyright year.
4109 * config/rs6000/altivec.md: Ditto.
4111 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
4112 (MD_INCLUDES): Add a2.md.
4114 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
4115 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
4116 (builtin_classify): New static vector to classify various builtins
4117 to get the tree attributes correct.
4118 (def_builtin): Set the attributes of builtins based on what the
4119 builtin does (i.e. memory operation, floating point, saturation
4120 need special attributes, others are pure functions).
4122 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
4124 (enum rs6000_builtins): Include rs6000-builtin.def to define the
4125 builtins. Change the end marker to MAX_RS6000_BUILTINS from
4126 RS6000_BUILTIN_COUNT.
4127 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
4128 MAX_RS6000_BUILTINS.
4130 * config/rs6000/rs6000-builtin.def: New file that combines the
4131 builtin enumeration name and attributes.
4133 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
4135 * config/i386/linux.h (ASM_SPEC): Add --32.
4137 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4139 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
4140 and DW_TAG_template_alias.
4141 (dwarf_attr_name): Handle DW_AT_main_subprogram,
4142 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
4143 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
4144 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
4145 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
4146 and DW_AT_GNU_odr_signature.
4147 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
4148 DW_FORM_flag_present and DW_FORM_ref_sig8.
4149 (output_signature): Only print name on the first byte.
4150 (output_die): Likewise for dw_val_class_data8.
4152 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
4154 * doc/invoke.texi: Clarify that most optimizations are not enabled
4157 2009-10-15 Richard Guenther <rguenther@suse.de>
4160 * gimple.c (compare_type_names_p): Handle anonymous names
4161 differently based on new mode argument.
4162 (gimple_types_compatible_p): For structs also compare the tags.
4163 (iterative_hash_type_name): Rename to ...
4164 (iterative_hash_name): ... this. Hash all names.
4165 (iterative_hash_gimple_type): Fix hashing the struct tag of
4166 pointer targets. Hash field decl names.
4168 2009-10-15 Richard Guenther <rguenther@suse.de>
4171 * gimple.c (gimple_get_alias_set): Avoid recursing on
4172 invalid type topology.
4174 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4176 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
4178 2009-10-15 Richard Guenther <rguenther@suse.de>
4180 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
4182 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4184 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
4185 add --with-tune{,-32,-64} configured default for -mtune if explicit
4188 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
4190 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
4192 2009-10-14 DJ Delorie <dj@redhat.com>
4194 * config/h8300/h8300.c (F): New.
4196 (h8300_emit_stack_adjustment): Call them.
4198 (h8300_push_pop): Likewise.
4199 (h8300_expand_prologue): Likewise.
4200 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
4201 (MUST_USE_SJLJ_EXCEPTIONS): Define.
4202 (INCOMING_RETURN_ADDR_RTX): Define.
4203 (INCOMING_FRAME_SP_OFFSET): Define.
4204 (DWARF_CIE_DATA_ALIGNMENT): Define.
4206 2009-10-14 Jakub Jelinek <jakub@redhat.com>
4208 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
4209 fields in builtin structs.
4210 (finalize_record_size): Likewise.
4212 2009-10-14 Richard Guenther <rguenther@suse.de>
4214 * gimple.c (gtc_ob): New global.
4215 (struct type_pair_d): Replace pointers with type UIDs.
4216 (type_pair_hash): Adjust.
4217 (type_pair_eq): Likewise.
4218 (lookup_type_pair): Likewise. Allocate from an obstack.
4219 (gimple_force_type_merge): Adjust.
4220 (gimple_types_compatible_p): Likewise.
4221 (free_gimple_type_tables): Free the obstack.
4223 2009-10-14 Jakub Jelinek <jakub@redhat.com>
4225 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
4226 stmts setting DEBUG_EXPR_DECLs.
4228 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
4229 Don't crash if mode1 is VOIDmode.
4231 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
4233 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
4234 * params.h (IRA_LOOP_RESERVED_REGS): New.
4235 * tree-pass.h (pass_subregs_of_mode_init,
4236 pass_subregs_of_mode_finish): Remove.
4237 * passes.c (pass_subregs_of_mode_init,
4238 pass_subregs_of_mode_finish): Remove.
4239 (pass_reginfo_init): Move before loop optimizations.
4240 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
4241 * common.opt (fira-loop-pressure): New.
4242 * toplev.h (flag_ira_loop_pressure): New.
4243 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
4244 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
4245 Make external and void type functions.
4246 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
4247 pass_subregs_of_mode_finish): Remove.
4248 * ira-costs.c (init_costs): Call init_subregs_of_mode.
4249 * regmove.c: Include ira.h.
4250 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
4251 register pressure calculation in loops.
4252 * loop-invariant.c: Include REGS_H and ira.h.
4253 (struct loop_data): New members max_reg_pressure, regs_ref, and
4255 (struct invariant): New member orig_regno.
4256 (curr_loop): New variable.
4257 (find_exits): Initialize regs_ref and regs_live.
4258 (create_new_invariant): Initialize orig_regno.
4259 (get_cover_class_and_nregs): New.
4260 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
4261 array. Add code for flag_ira_loop_pressure.
4262 (gain_for_invariant): Make new_regs an array. Add code for
4263 flag_ira_loop_pressure.
4264 (best_gain_for_invariant): Ditto.
4265 (set_move_mark): New parameter gain. Use it for debugging output.
4266 (find_invariants_to_move): Make regs_needed and new_regs an array.
4267 Add code for flag_ira_loop_pressure.
4268 (move_invariant_reg): Set up orig_regno.
4269 (move_invariants): Set up reg classes for pseudos for
4270 flag_ira_loop_pressure.
4271 (free_loop_data): Clear regs_ref and regs_live.
4272 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
4273 get_regno_cover_class, change_pressure, mark_regno_live,
4274 mark_regno_death, mark_reg_store, mark_reg_clobber,
4275 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
4276 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
4277 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
4278 register pressure calculation in loops if new regs were added.
4279 Call finish_subregs_of_mode.
4280 * opts.c (decode_options): Set up flag_ira_loop_pressure.
4281 * Makefile.in (loop-invariant.o): Add ira.h.
4283 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
4285 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
4287 2009-10-14 Richard Guenther <rguenther@suse.de>
4289 * lto-symtab.c (lto_symtab_compatible): Fold in ...
4290 (lto_symtab_merge): ... here. Rewrite both to take the
4291 prevailing and a to-be-merged entry and to queue diagnostics properly.
4292 (lto_symtab_resolve_replaceable_p): New predicate for
4294 (lto_symtab_resolve_can_prevail_p): Likewise.
4295 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
4296 handles merging commons by choosing the largest decl. Fold
4297 in code that gives ODR errors.
4298 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
4300 (lto_symtab_merge_decls_1): Re-structure. Deal with the
4301 case of no prevailing decl here. Diagnose mismatches
4302 in object types here. Drop all but the prevailing decls.
4303 (lto_symtab_prevailing_decl): Return the single prevailing decl.
4304 * lto-streamer-in.c (lto_input_tree_ref): Deal with
4305 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
4307 2009-10-14 Richard Guenther <rguenther@suse.de>
4310 * lto-streamer-in.c (input_bb): Replace debug stmts with
4311 nops instead of dropping them.
4313 2009-10-14 Nick Clifton <nickc@redhat.com>
4315 * gcc/doc/extended.texi: Replace the dash character with @minus{}
4316 in situations where it is being used as a minus symbol.
4317 * gcc/doc/tm.texi: Likewise.
4318 * gcc/doc/md.texi: Likewise.
4320 2009-10-14 Jakub Jelinek <jakub@redhat.com>
4322 PR preprocessor/41543
4323 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
4324 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
4325 * tree.c: Include intl.h.
4326 (expand_location): Handle BUILTINS_LOCATION.
4327 * Makefile.in (tree.o): Depend on intl.h.
4330 * dwarf2out.c (dwarf2out_var_location): Always clear
4331 last_postcall_label when changing last_label.
4333 2009-10-14 Pascal Obry <obry@adacore.com>
4335 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
4336 (process_command): Handle -E as done with -c and -S. Do not add
4337 the target executable suffix to the output file when -E is used.
4338 (main): Adjust error message accordingly.
4340 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
4346 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
4348 (tree_code_size): Likewise.
4350 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4352 * builtins.c (fold_builtin_1): Support complex "arc" functions.
4353 * real.h (HAVE_mpc_arc): Define.
4355 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
4357 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
4358 (struct builtin_description): Add fndecl field.
4359 (bdesc): Remove const qualifier. Update initializer.
4360 (sh_media_init_builtins): Remove const qualifier for d. Record
4361 the result of add_builtin_function to the fndecl field.
4362 (sh_builtin_decl): New.
4363 (sh_media_builtin_decl): New.
4365 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
4368 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
4369 requests between special registers.
4371 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
4373 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
4375 2009-10-13 Richard Henderson <rth@redhat.com>
4377 PR tree-optimization/41377
4378 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
4379 (cleanup_empty_eh_merge_phis): New change_region parameter;
4380 pass it on to redirect_eh_edge_1. Update callers.
4381 (cleanup_empty_eh_unsplit): Don't require an existing EH label
4382 at the destination block.
4384 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
4386 * passes.c (register_pass): Replaced gcc_unreachable by
4387 fatal_error on failure. Mentions plugins in comments & messages.
4389 2009-10-13 Jakub Jelinek <jakub@redhat.com>
4392 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
4393 * sched-vis.c (print_value): Use it.
4394 * cselib.c (cselib_hash_rtx): Likewise.
4395 * print-rtl.c (print_rtx): Likewise.
4396 * cfgexpand.c (expand_debug_rtx): Likewise.
4397 * var-tracking.c (vt_expand_loc_callback): Likewise.
4399 2009-10-13 Richard Guenther <rguenther@suse.de>
4402 * opts.c (handle_option): Split out code to handle setting
4403 the options flag var ...
4404 (set_option): ... here.
4405 * opts.h (set_option): Declare.
4406 * lto-opts.c (register_user_option_p): Include -fexceptions
4407 and all position independent code variants.
4408 (handle_common_option): Remove.
4409 (lto_reissue_options): Use set_option.
4411 2009-10-13 Martin Jambor <mjambor@suse.cz>
4413 PR tree-optimization/41661
4414 * ipa-prop.c (compute_complex_pass_through): Allow only operations
4415 that are tcc_comparisons or do not change the type in any
4417 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
4418 folding tcc_comparison operations.
4420 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4422 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
4425 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
4431 * tree.def (DEBUG_EXPR_DECL): New.
4432 * rtl.def (DEBUG_EXPR): New.
4433 * gengtype.c (adjust_field_rtx_def): Handle it.
4434 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
4435 (insert_debug_temp_for_var_def): ... this. Drop support for
4436 moving. Take iterator for def stmt; insert debug stmt before it.
4437 Scan early for use count and kind in debug stmts.
4438 (propagate_defs_into_debug_stmts): Rename to...
4439 (insert_debug_temps_for_defs): ... this. Likewise.
4440 * tree.h (DEBUG_TEMP_UID): New.
4441 * tree.c (next_debug_decl_uid): New.
4442 (make_node_stat): Count debug decls separately.
4443 (copy_node_stat): Likewise.
4444 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
4445 * var-tracking.c (dv_is_decl_p): Recognize it.
4446 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
4447 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
4448 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
4449 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
4450 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
4451 (cselib_hash_rtx): Likewise.
4452 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
4453 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
4455 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
4456 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
4457 * rtl.c (copy_rtx): Likewise.
4458 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
4459 * print-rtl.c (print_rtx): Likewise.
4460 * sched-vis.c (print_value): Likewise.
4461 (print_insn): Handle DEBUG_EXPR_DECL.
4462 * tree-dump.c (dequeue_and_dump): Likewise.
4463 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
4464 * gimple-iterator (gsi_replace): Check for same lhs.
4465 (gsi_remove): Insert debug temps.
4466 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
4467 (move_computations_stmt): Drop explicit propagation into debug stmts.
4468 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
4469 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
4470 * tree-ssa-sink.c (statement_sink_location): Likewise.
4471 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
4472 * tree-ssanames.c (release_ssa_name): Adjust for rename.
4473 * tree-flow.h: Likewise.
4474 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
4475 debug temps without values.
4476 (eliminate_unnecessary_stmts): Don't discard just-inserted
4479 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
4482 * config/cris/cris.md (andu): Check that operand 1 is one of the
4483 general registers. Fix typo in head comment.
4485 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
4487 * config/i386/i386.md (vswapmov): New.
4488 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
4489 (ix86_function_ms_hook_prologue): New.
4490 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
4491 * configure.ac: Test for swap suffix support in as.
4492 * configure: Rebuild.
4494 2009-10-12 Jakub Jelinek <jakub@redhat.com>
4497 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
4498 paradoxical subregs to prevent partial register stalls if the inner
4499 mode is integer mode.
4501 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
4503 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
4505 2009-10-12 Dodji Seketeli <dodji@redhat.com>
4508 * gcc/dwarf2out.c (template_parameter_pack_die,
4509 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
4511 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
4514 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
4516 (maybe_register_def): Likewise. Take stmt iterator.
4517 (rewrite_update_stmt): Take stmt iterator and pass it on.
4518 (rewrite_update_enter_block): Pass stmt iterator.
4520 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4522 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
4523 (spu_builtin_decl): New function.
4525 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
4527 * config/i386/i386.md (SWIM): New mode iterator.
4528 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
4529 using SWIM mode iterator.
4530 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
4531 patterns using SWI48 mode iterator.
4532 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
4533 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
4534 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
4535 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
4536 patterns using SWI248 mode iterator.
4537 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
4538 gen_x86_movdicc_0_m1_rex64 for renamed function
4540 2009-10-11 Jose Ruiz <ruiz@adacore.com>
4541 Eric Botcazou <ebotcazou@adacore.com>
4544 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
4545 * config/sparc/sol2-unwind.h: New file.
4547 2009-10-11 Olivier Hainque <hainque@adacore.com>
4548 Eric Botcazou <ebotcazou@adacore.com>
4551 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
4552 * config/i386/sol2-unwind.h: New file.
4554 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
4557 * config/i386/i386.md (addsi_1_zext): Get the proper second
4560 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
4562 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
4563 all OLD_RTXes, not just REGs. Use copy_rtx to create the
4566 2009-10-11 Richard Guenther <rguenther@suse.de>
4568 * gimple.c (iterative_hash_type_name): Do not handle special
4571 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
4573 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
4574 (*setcc_si_1_and): Ditto.
4575 (*setcc_si_1_movzbl): Ditto.
4576 (*setcc_<mode>_2): Ditto.
4577 (*setcc_qi): Rename from *setcc_1.
4578 (*setcc_qi_slp): Rename from *setcc_2.
4580 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
4581 (*zero_extendqisi2_movzbw_and splitter): Ditto.
4583 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
4584 "if" condition, there is already assert with reload_completed present.
4586 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
4588 * plugin.c (try_init_one_plugin): Improve constness of variable err.
4590 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
4592 * doc/install.texi (Final install): Refer to
4593 http://gcc.gnu.org/bugs/ for bug reporting.
4595 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
4597 * configure.ac: Add test for dci instruction.
4598 * configure: Regenerate.
4599 * config.in: Likewise.
4600 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
4601 * doc/invoke.texi: Add cpu_type 476 and 476fp.
4602 (-mmulhw): Add 476 to description.
4603 (-mdlmzb): Likewise.
4604 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
4605 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
4606 (processor_target_table): Add 476 and 476fp entries.
4607 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
4608 (rs6000_issue_rate): Add CPU_PPC476.
4609 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
4610 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
4611 (processor_type): Add PROCESSOR_PPC476.
4612 (EXTRA_SPECS): Add asm_cpu_476 string.
4613 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
4614 (define_attr "cpu"): Add ppc476.
4616 Update comments for 476.
4617 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
4618 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
4619 Update copyright year.
4620 * config/rs6000/476.md: New file.
4621 * config/rs6000/40x.md: Add description for "isel" attribute.
4622 Update copyright year.
4623 * config/rs6000/440.md: Likewise.
4624 * config/rs6000/603.md: Likewise.
4625 * config/rs6000/6xx.md: Likewise.
4626 * config/rs6000/7450.md: Likewise.
4627 * config/rs6000/7xx.md: Likewise.
4628 * config/rs6000/8540.md: Likewise.
4629 * config/rs6000/cell.md: Likewise.
4630 * config/rs6000/e300c2c3.md: Likewise.
4631 * config/rs6000/e500mc.md: Likewise.
4632 * config/rs6000/mpc.md: Likewise.
4633 * config/rs6000/power4.md: Likewise.
4634 * config/rs6000/power5.md: Likewise.
4635 * config/rs6000/power6.md: Likewise.
4636 * config/rs6000/power7.md: Likewise.
4637 * config/rs6000/rios1.md: Likewise.
4638 * config/rs6000/rios2.md: Likewise.
4639 * config/rs6000/rs64.md: Likewise.
4641 2009-10-10 Richard Guenther <rguenther@suse.de>
4643 PR tree-optimization/41654
4644 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
4645 a cond expr before calling gimple_cond_set_condition_from_tree.
4646 (ifcombine_iforif): Likewise.
4648 2009-10-09 Ian Lance Taylor <iant@google.com>
4650 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
4651 * configure: Rebuild.
4653 2009-10-09 Neil Vachharajani <nvachhar@google.com>
4655 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
4658 2009-10-09 Richard Guenther <rguenther@suse.de>
4661 * target-def.h (TARGET_BUILTIN_DECL): Define.
4662 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
4663 * target.h (struct gcc_target): Add builtin_decl target hook.
4664 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
4665 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
4667 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
4668 not gcc_unreachable.
4669 (lto_output_builtin_tree): Sorry if the target does not support
4670 streaming target builtins.
4671 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
4672 (rs6000_builtin_decl): New function.
4673 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
4674 (ix86_builtin_decl): New function.
4676 2009-10-09 Jakub Jelinek <jakub@redhat.com>
4678 PR preprocessor/41445
4679 * c-ppoutput.c (do_line_change): New function.
4680 (cb_line_change): Use it.
4681 (scan_translation_unit): Call do_line_change if
4682 avoid_paste or PREV_WHITE and token location is on a different line
4683 than print.src_line.
4686 * dwarf2out.c (dwarf2out_init): Test whether
4687 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
4690 PR rtl-optimization/41646
4691 * calls.c (expand_call): For BLKmode types returned in registers
4692 avoid likely spilled hard regs in copy_blkmode_from_reg generated
4695 2009-10-09 Richard Guenther <rguenther@suse.de>
4697 PR tree-optimization/41634
4698 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
4699 we remove the correct elements.
4700 (optimize_stmt): Make sure to update stmt operands before
4701 optimizing redundancies.
4703 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4705 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
4707 2009-10-09 Richard Guenther <rguenther@suse.de>
4710 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
4712 (lto_wrapper_exit): New function.
4714 (fatal_perror): Likewise.
4715 (fork_execute): Use global args_name, do not free it.
4716 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
4717 * lto-streamer.h: Remove duplicate prototypes.
4719 2009-10-09 Richard Guenther <rguenther@suse.de>
4721 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
4722 before calling stmt_can_throw_external.
4724 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
4726 PR tree-optimization/40071
4727 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
4728 pointer if the original data reference doesn't conflict with the
4729 created vector data reference. Fix long line.
4731 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
4733 * config/i386/i386.md (any_div): New code iterator.
4734 (u): Handle div and udiv.
4736 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
4738 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
4739 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
4740 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
4741 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
4743 2009-10-08 Joseph Myers <joseph@codesourcery.com>
4745 * gcc.c (main): Remove trailing "." from diagnostics.
4747 2009-10-08 Cary Coutant <ccoutant@google.com>
4749 Add support for debugging with ICF (Identical Code Folding).
4750 * calls.c (debug.h): New #include.
4751 (emit_call_1): Call virtual_call_token debug hook.
4752 * common.opt (-fenable-icf-debug): New option.
4753 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
4754 locations in the source).
4755 (poc_label_num): New variable.
4756 (dcall_entry, vcall_entry): New typedefs.
4757 (dcall_table, vcall_table): New variables.
4758 (struct vcall_insn): New type.
4759 (vcall_insn_table): New variable.
4760 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
4761 (size_of_dcall_table): New function.
4762 (output_dcall_table): New function.
4763 (size_of_vcall_table): New function.
4764 (output_vcall_table): New function.
4765 (dwarf2out_direct_call): New function.
4766 (vcall_insn_table_hash): New function.
4767 (vcall_insn_table_eq): New function.
4768 (dwarf2out_virtual_call_token): New function.
4769 (dwarf2out_virtual_call): New function.
4770 (dwarf2out_init): Allocate new tables and sections.
4771 (prune_unused_types): Mark DIEs referenced from direct call table.
4772 (dwarf2out_finish): Output direct and virtual call tables.
4773 * final.c (final_scan_insn): Call direct_call and virtual_call
4775 * debug.h (struct gcc_debug_hooks): Add direct_call,
4776 virtual_call_token, virtual_call hooks.
4777 (debug_nothing_uid): New function.
4778 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
4779 (debug_nothing_uid): New function.
4780 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
4781 (xcoff_debug_hooks): Likewise.
4782 * sdbout.c (sdb_debug_hooks): Likewise.
4783 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4784 * doc/invoke.texi (-fenable-icf-debug): New option.
4786 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
4789 * regmove.c (regmove_backward_pass): Replace src with dst in the
4790 debug insn, and check for dst before rather than after.
4792 2009-10-08 Janis Johnson <janis187@us.ibm.com>
4794 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
4795 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
4797 2009-10-08 Jan Hubicka <jh@suse.cz>
4800 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
4801 do not mark cgraph nodes as needed.
4802 (record_references_in_initializer): Add new only_vars parameter.
4803 * cgraph.h (record_references_in_initializer): New parameter.
4804 * varasm.c (assemble_variable): Update call.
4805 * varpool.c (varpool_analyze_pending_decls): Always look for
4808 2009-10-08 Anatoly Sokolov <aesok@post.ru>
4810 * config/avr/avr.c (last_insn_address) Remove variable.
4811 (expand_prologue): Don't initialise last_insn_address variable.
4812 (final_prescan_insn): Don't output insn size.
4813 * config/avr/avr.opt (msize): Remove switch.
4814 * doc/invoke.texi (AVR Options): Remove documentation of -msize
4817 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
4819 * combine.c (label_tick_ebb_start): Fix comment.
4820 (combine_instructions): Set label_tick and label_tick_ebb_start before
4821 calling setup_incoming_promotions. Start them from 1. Increment
4822 label_tick instead of deriving it from the BB index. Rather than
4823 comparing ticks use the block from the previous iteration to decide
4824 whether to start a new EBB. Remove empty lines before function.
4826 2009-10-08 Michael Matz <matz@suse.de>
4829 * builtins.c (fold_builtin_isascii): Use fold_build2.
4830 (fold_builtin_isdigit): Ditto.
4831 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
4832 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
4833 remove_useless_stmts_cond, remove_useless_stmts_tf,
4834 remove_useless_stmts_tc, remove_useless_stmts_bind,
4835 remove_useless_stmts_goto, remove_useless_stmts_label,
4836 remove_useless_stmts_1, remove_useless_stmts,
4837 pass_remove_useless_stmts): Remove.
4838 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
4839 * passes.c (init_optimization_passes): Don't add
4840 pass_remove_useless_stmts.
4841 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
4842 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
4844 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
4845 for static constants.
4846 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
4847 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
4849 2009-10-08 Richard Guenther <rguenther@suse.de>
4851 * gimple.c (free_gimple_type_tables): New function.
4852 * gimple.h (free_gimple_type_tables): Declare.
4854 2009-10-07 Mark Heffernan <meheff@google.com>
4856 * ipa-prop.c (ipa_print_node_params) Only print
4857 names of named arguments.
4859 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
4861 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
4862 being statically linked.
4864 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4866 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
4868 2009-10-08 Jan Hubicka <jh@suse.cz>
4871 * ipa.c (cgraph_externally_visible_p,
4872 function_and_variable_visibility,
4873 whole_program_function_and_variable_visibility): Skip non-finalized
4876 2009-10-08 Nick Clifton <nickc@redhat.com>
4878 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
4881 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
4884 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
4886 2009-10-07 Joseph Myers <joseph@codesourcery.com>
4889 * c-common.c (c_fully_fold_internal): Strip nops from the result
4890 of recursive calls to c_fully_fold_internal.
4891 (c_wrap_maybe_const): New.
4892 (c_save_expr): Use c_wrap_maybe_const.
4893 * c-common.h (c_wrap_maybe_const): Declare.
4894 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
4895 build_binary_op): Use c_wrap_maybe_const.
4897 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4899 * real.c: Fix comment to reflect actual exponent size.
4901 2009-10-08 Ben Elliston <bje@au.ibm.com>
4903 * config/rs6000/a2.md: Add FSF comment header.
4905 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
4907 * config/i386/i386.md (any_extend): New code iterator.
4908 (u, s): New code attributes.
4910 (DWIH): Rewrite as code iterator for SI and DI modes.
4911 (DWI): Rewrite as mode attribute.
4912 (dwi): New mode attribute.
4913 (di): Depend on SI mode and DI mode.
4914 (doubleint_general_operand): Remove mode attribute.
4916 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
4919 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
4920 (*sub<mode>3_doubleword): Ditto.
4922 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
4923 using SWIM248 mode iterator.
4924 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
4925 using SWI48 mode iterator.
4926 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
4927 patterns using DWIH mode iterator and any_extend code iterator.
4928 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
4929 using any_extend code iterator.
4930 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
4931 patterns using DWIH mode iterator and any_extend code iterator.
4932 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
4933 using any_extend code iterator.
4934 (<s>mul<mode>3_highpart): Macroize expander from
4935 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
4936 and any_extend code iterator.
4937 (*<s>muldi3_highpart_1): Macroize insn from
4938 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
4939 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
4940 patterns using any_extend code iterator.
4941 (*<s>mulsi3_highpart_zext): Macroize insn from
4942 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
4944 2009-10-07 Jakub Jelinek <jakub@redhat.com>
4946 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
4947 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
4948 refering to a DIE with DW_AT_const_value.
4950 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
4953 * ira-lives.c (check_and_make_def_conflict): Process all operands.
4955 2009-10-06 Jan Hubicka <jh@suse.cz>
4957 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
4960 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4962 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
4963 *lea_2_rex64): Move before *add<mode>_1 pattern.
4965 2009-10-07 Jan Hubicka <jh@suse.cz>
4967 * collect2.c (main): Add -fno-whole-program.
4968 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
4970 2009-10-07 Jan Hubicka <jh@suse.cz>
4972 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
4973 has no address taken.
4974 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
4976 (cgraph_clone_node): Clear externally_visible flag for clones.
4977 * cgraph.h (cgraph_only_called_directly_p,
4978 cgraph_can_remove_if_no_direct_calls_p): New predicates.
4979 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
4980 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
4981 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
4982 ipcp_insert_stage): Likwise.
4983 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
4984 externally_visible flag.
4985 (verify_cgraph_node): Verify that inline clones look right.
4986 (process_function_and_variable_attributes): Do not set
4987 externally_visible flags.
4988 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
4990 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
4992 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
4993 clear externally_visible when turning into inline clones
4994 (cgraph_mark_inline_edge): Use new predicates.
4995 (cgraph_estimate_growth): Likewise.
4996 (cgraph_decide_inlining): Likewise.
4997 * ipa.c (cgraph_postorder): Likewise.
4998 (cgraph_remove_unreachable_nodes): Likewise; sanity check
4999 that inline clones are not needed.
5000 (cgraph_externally_visible_p): New predicate.
5001 (function_and_variable_visibility): Add whole_program parameter;
5002 always set externally_visible flag; handle COMDAT function
5004 (local_function_and_variable_visibility): New function.
5005 (gate_whole_program_function_and_variable_visibility): New function.
5006 (whole_program_function_and_variable_visibility): New function.
5007 (pass_ipa_whole_program_visibility): New function.
5008 * passes.c (init_optimization_passes): Add whole program visibility
5010 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
5011 not care about needed/reachable flags.
5012 * varpool.c: Include flags.h
5013 (decide_is_variable_needed): When doing LTO assume whole-program mode.
5014 (varpool_finalize_decl): When we are in LTO read-back, all variables
5016 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
5018 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5020 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
5023 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5025 * config.gcc: Don't include the makefile fragments intended for
5027 * config/s390/fixdfdi.h: File removed.
5028 * config/s390/libgcc-glibc.ver: File removed.
5029 * config/s390/s390.h: Remove the fixdfdi.h hack.
5030 * config/s390/t-crtstuff: File moved to libgcc dir.
5031 * config/s390/t-linux: Likewise.
5032 * config/s390/t-tpf: libgcc specific parts removed.
5033 * config/s390/t-linux64: Likewise.
5035 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
5037 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
5038 (lto-compress.o): Likewise.
5040 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
5043 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
5044 dllexport to class members here.
5045 (i386_pe_determine_dllimport_p): Only check static class data for
5047 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
5048 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
5049 functions for vague linkage.
5050 (i386_pe_type_dllexport_p): Fix formatting.
5051 (maybe_add_dllexport) New function.
5052 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
5055 2009-10-07 Ben Elliston <bje@au.ibm.com>
5057 * config/rs6000/a2.md: Remove duplicated lines.
5059 2009-10-07 Ben Elliston <bje@au.ibm.com>
5061 * config.gcc (powerpc*-*-*): Handle a2.
5062 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
5063 * config/rs6000/a2.md: New file.
5064 * config/rs6000/rs6000.opt (mno-update): New.
5065 (mupdate): Return to using a mask, not a var.
5066 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
5067 (enum processor_type): Add PROCESSOR_PPCA2.
5068 * config/rs6000/rs6000.c (ppca2_cost): New costs.
5069 (rs6000_override_options): Add "a2" to processor_target_table.
5070 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
5071 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
5073 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5075 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5076 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
5077 reference to nonexistent gen_truncxfxf2 function.
5079 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5081 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
5082 (DWIH, g, di, doubleint_general_operand): New mode attributes.
5083 (general_operand): Handle TI mode.
5084 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
5085 using SDWIM mode iterator.
5086 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
5087 pattern from *add{di,ti}3_1 patterns and corresponding splitters
5088 using DWI mode iterator.
5089 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
5090 patterns using SWI mode iterator.
5091 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
5092 using SWI48 mode iterator.
5093 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
5094 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
5095 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
5096 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
5097 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
5098 using SDWIM mode iterator.
5099 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
5100 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
5101 using DWI mode iterator.
5102 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
5103 patterns using SWI mode iterator.
5104 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
5105 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
5106 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
5107 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
5108 patterns using plusminus code iterator.
5109 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
5110 sub<mode>3 patterns using plusminus code iterator.
5111 * config/i386/i386.c (override_options): Update the call to
5112 gen_subdi_carry_rex64 for renamed function.
5113 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
5114 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
5115 calls to instruction expanders.
5117 2009-10-06 Martin Jambor <mjambor@suse.cz>
5120 * opts.c (decode_options): Run IPA-SRA at -O2.
5122 2009-10-06 Richard Guenther <rguenther@suse.de>
5124 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
5126 2009-10-06 Tobias Burnus <burnus@net-b.de>
5129 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
5130 -flto and -fwhole-program flags can be combined.
5132 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
5135 * gcc.c (process_command): Check that -o argument was specified.
5137 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
5139 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
5141 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5143 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
5144 * doc/invoke.texi (Warning Options): Annotate allowed languages
5145 for -Wunsuffixed-float-constants.
5147 2009-10-05 Jakub Jelinek <jakub@redhat.com>
5149 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
5150 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
5151 same name and isn't the main variant.
5154 * dwarf2out.c (loc_by_reference): Removed.
5155 (dw_loc_list_1): New function.
5156 (dw_loc_list): Remove toplev argument, add want_address argument.
5157 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
5158 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
5159 want_address == 2 to dw_loc_list. For successful dw_loc_list
5160 set have_address to 1 only if want_address is not 0.
5162 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
5164 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
5165 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
5166 a code block followed by two pointers.
5167 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
5168 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
5169 (MIPS_MOVE): Likewise.
5170 (MIPS_LUI): Likewise.
5171 (MIPS_JR): Likewise.
5172 (MIPS_BAL): Likewise.
5173 (MIPS_NOP): Likewise.
5174 (mips_asm_trampoline_template): Delete.
5175 (mips_trampoline_code_size): New function.
5176 (mips_trampoline_init): Add shorter sequences for all cases
5177 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
5178 Calculate the opcodes directly, rather than copying from a template.
5179 Only flush the code part of the trampoline.
5180 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
5182 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
5184 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
5185 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
5186 (INCOMING_RETURN_ADDR_RTX): Likewise.
5187 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
5189 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
5190 with RETURN_ADDR_REGNUM.
5191 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
5192 * config/mips/mips.c (mips16_build_call_stub): Replace
5193 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
5194 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
5195 (mips_print_operand_punctuation): Likewise.
5196 (mips_frame_set): Likewise.
5197 (mips16e_output_save_restore): Likewise.
5198 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
5199 (mips_save_reg_p): Likewise.
5200 (mips_return_addr): Likewise.
5201 (mips_set_return_address): Likewise.
5202 (mips_direct_save_slot_move_p): Likewise.
5203 (mips_output_function_prologue): Likewise.
5204 (mips_restore_reg): Likewise.
5205 (mips_expand_epilogue): Likewise.
5206 (mips_epilogue_uses): Likewise.
5207 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
5208 (*mov<mode>_ra): Use it instead of a hard-coded 31.
5209 (clear_hazard_<mode>): Likewise.
5210 (call_internal): Likewise.
5211 (call_internal_direct): Likewise.
5212 (call_direct_split): Likewise.
5213 (call_value_internal): Likewise.
5214 (call_value_split): Likewise.
5215 (call_value_internal_direct): Likewise.
5216 (call_value_direct_split): Likewise.
5217 (call_value_multiple_internal): Likewise.
5218 (call_value_multiple_split): Likewise.
5220 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
5221 Jakub Jelinek <jakub@redhat.com>
5223 PR rtl-optimization/41511
5224 * combine.c (record_value_for_reg): Pass explicit values as argument
5225 to get_last_value_validate.
5226 (get_last_value_validate): Document INSN parameter.
5227 For non-readonly MEMs, assume they might have been modified if INSN
5228 was in another basic block.
5229 (get_last_value): Minor reformatting.
5231 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5234 * final.c (asm_str_count): Split out from asm_insn_count.
5235 * rtl.h (asm_str_count): New prototype.
5236 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
5239 2009-10-05 Sriraman Tallam <tmsriram@google.com>
5241 * doc/plugins.texi: Change plugin_pass to register_pass_info.
5243 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
5244 Rafael Espindola <espindola@google.com>
5246 * gengtype.c (write_types): Moved call to write_func_for_structure
5247 into seperate loops.
5249 2009-10-05 Richard Guenther <rguenther@suse.de>
5252 * lto-cgraph.c (output_cgraph): Output toplevel asms.
5253 (input_cgraph_1): Input toplevel asms.
5255 2009-10-05 Richard Guenther <rguenther@suse.de>
5258 * lto-symtab.c (lto_compatible_attributes_p): Remove.
5259 (external_aggregate_decl_p): Likewise.
5260 (lto_symtab_compatible): Re-structure. Remove dead code.
5261 For variables ignore toplevel qualifiers when comparing types.
5262 Issue warnings, not errors for mismatched user-alignment.
5264 2009-10-05 Richard Guenther <rguenther@suse.de>
5268 * lto-symtab.c (struct lto_symtab_base_def): Remove.
5269 (struct lto_symtab_identifier_def): Likewise.
5270 (struct lto_symtab_decl_def): Likewise.
5271 (struct lto_symtab_entry_def): New.
5272 (lto_symtab_identifier_t): Rename to ...
5273 (lto_symtab_entry_t): ... this.
5274 (lto_symtab_decls): Remove.
5275 (lto_symtab_base_hash): Rename to ...
5276 (lto_symtab_entry_hash): ... this.
5277 (lto_symtab_base_eq): Rename to ...
5278 (lto_symtab_entry_eq): ... this.
5279 (lto_symtab_base_marked_p): Rename to ...
5280 (lto_symtab_entry_marked_p): ... this.
5281 (lto_symtab_identifier_marked_p): Remove.
5282 (lto_symtab_decl_marked_p): Likewise.
5283 (lto_symtab_maybe_init_hash_tables): Rename to ...
5284 (lto_symtab_maybe_init_hash_table): ... this.
5285 (lto_symtab_set_resolution_and_file_data): Remove.
5286 (lto_symtab_register_decl): New function.
5287 (lto_symtab_get_identifier): Remove.
5288 (lto_symtab_get): New function.
5289 (lto_symtab_get_resolution): Adjust.
5290 (lto_symtab_get_identifier_decl): Remove.
5291 (lto_symtab_set_identifier_decl): Likewise.
5292 (lto_symtab_merge_decl): Rename to ...
5293 (lto_symtab_merge): ... this. Rewrite.
5294 (lto_symtab_merge_var): Remove.
5295 (lto_symtab_merge_fn): Likewise.
5296 (lto_symtab_prevailing_decl): Adjust.
5297 (lto_cgraph_replace_node): New function.
5298 (lto_symtab_merge_decls_2): Likewise.
5299 (lto_symtab_merge_decls_1): Likewise.
5300 (lto_symtab_fixup_var_decls): Likewise.
5301 (lto_symtab_resolve_symbols): Likewise.
5302 (lto_symtab_merge_decls): Likewise.
5303 (lto_symtab_prevailing_decl): Adjust.
5304 (lto_symtab_get_symtab_def): Remove.
5305 (lto_symtab_get_file_data): Likewise.
5306 (lto_symtab_clear_resolution): Adjust.
5307 (lto_symtab_clear_resolution): Likewise.
5308 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
5309 (input_cgraph_1): Likewise.
5310 * lto-streamer-in.c (get_resolution): Do not provide fake
5311 symbol resolutions here.
5312 (deferred_global_decls): Remove.
5313 (lto_register_deferred_decls_in_symtab): Likewise.
5314 (lto_register_var_decl_in_symtab): Change signature, register
5315 variable via lto_symtab_register_decl.
5316 (lto_register_function_decl_in_symtab): Likewise.
5317 (lto_read_tree): Adjust.
5318 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
5319 (lto_symtab_merge_var): Likewise.
5320 (lto_symtab_merge_fn): Likewise.
5321 (lto_symtab_register_decl): Declare.
5322 (lto_symtab_merge_decls): Likewise.
5324 2009-10-05 Richard Guenther <rguenther@suse.de>
5326 PR tree-optimization/23821
5327 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
5328 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
5329 simple IV increments.
5331 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5333 * config/arm/arm.c (arm_override_options): Really initialize
5334 flag_dwarf2_cfi_asm to 0.
5336 2009-10-05 Doug Kwan <dougkwan@google.com>
5338 PR rtl-optimization/41574
5339 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
5340 floating point and we are not doing unsafe math optimizations.
5342 2009-10-03 Simon Baldwin <simonb@google.com>
5343 Cary Coutant <ccoutant@google.com>
5344 Rafael Espindola <espindola@google.com>
5345 Richard Guenther <rguenther@suse.de>
5346 Jan Hubicka <jh@suse.cz>
5347 Doug Kwan <dougkwan@google.com>
5348 H.J. Lu <hongjiu.lu@intel.com>
5349 Bill Maddox <maddox@google.com>
5350 Ryan Mansfield <rmansfield@qnx.com>
5351 Diego Novillo <dnovillo@google.com>
5352 Ollie Wild <aaw@google.com>
5353 Kenneth Zadeck <zadeck@naturalbridge.com>
5355 * lto-cgraph.c: New file.
5356 * lto-compress.c: New file.
5357 * lto-compress.h: New file.
5358 * lto-opts.c: New file.
5359 * lto-section-in.c: New file.
5360 * lto-section-out.c: New file.
5361 * lto-streamer-in.c: New file.
5362 * lto-streamer-out.c: New file.
5363 * lto-streamer.c: New file.
5364 * lto-streamer.h: New file.
5365 * lto-symtab.c: New file.
5366 * lto-wpa-fixup.c: New file.
5367 * lto-wrapper.c: New file.
5369 2009-10-03 Simon Baldwin <baldwin@google.com>
5370 Ben Elliston <bje@au.ibm.com>
5371 Rafael Espindola <espindola@google.com>
5372 Nathan Froyd <froydnj@codesourcery.com>
5373 Jan Hubicka <jh@suse.cz>
5374 Doug Kwan <dougkwan@google.com>
5375 Diego Novillo <dnovillo@google.com>
5376 Kenneth Zadeck <zadeck@naturalbridge.com>
5378 * Makefile.in (enable_lto): New.
5379 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
5380 (LINKER_PLUGIN_API_H): Define.
5381 (LTO_SYMTAB_H): Define.
5382 (LTO_STREAMER_H): Define.
5383 (TREE_VECTORIZER_H): Define.
5384 (INCLUDES): Add LIBELFINC.
5385 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
5386 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
5387 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
5388 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
5389 (native): Add lto-wrapper$(exeext)
5390 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
5391 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
5392 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
5393 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
5394 (varasm.o): Add dependency on tree-iterator.h.
5395 (cgraph.o): Add dependency on cif-code.def.
5396 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
5397 (ipa-pure-const.o): Likewise.
5398 (GTFILES): Add lto-symtab.c.
5399 (install-lto-wrapper): New.
5400 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
5401 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
5402 * config.in: Regenerate.
5404 2009-10-03 Rafael Espindola <espindola@google.com>
5405 Diego Novillo <dnovillo@google.com>
5407 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
5408 ipa_write_summaries.
5409 Call execute_ipa_summary_passes for all_regular_ipa_passes and
5411 (cgraph_optimize): Make extern.
5413 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
5414 Kenneth Zadeck <zadeck@naturalbridge.com>
5416 * toplev.c (in_lto_p): Declare.
5417 * collect2.c (scan_prog_file): Read all the output when reading
5418 information for LTO.
5419 (enum lto_mode_d): Declare.
5421 2009-10-03 Richard Guenther <rguenther@suse.de>
5422 Diego Novillo <dnovillo@google.com>
5424 * gimple.c: Include target.h and alias.h.
5425 (gimple_types): Declare.
5426 (type_hash_cache): Declare.
5427 (gimple_alloc_stat): Make extern.
5428 (gimple_build_eh_must_not_throw): Call
5429 gimple_eh_must_not_throw_set_fndecl.
5430 (struct type_pair_d): Declare.
5431 (type_pair_t): Declare.
5432 (type_pair_hash): New.
5433 (type_pair_eq): New.
5434 (lookup_type_pair): New.
5435 (gimple_force_type_merge): New.
5436 (compare_type_names_p): New.
5437 (compare_field_offset): New.
5438 (gimple_types_compatible_p): New.
5439 (struct sccs): Declare.
5440 (next_dfs_num): Declare.
5441 (iterative_hash_gimple_type): New.
5443 (iterative_hash_type_name): New.
5444 (iterative_hash_gimple_type): New.
5445 (gimple_type_hash): New.
5446 (gimple_type_eq): New.
5447 (gimple_register_type): New.
5448 (print_gimple_types_stats): New.
5449 (gimple_signed_or_unsigned_type): New.
5450 (gimple_unsigned_type): New.
5451 (gimple_signed_type): New.
5452 (gimple_get_alias_set): New.
5453 (gimple_decl_printable_name): Do not use DMGL_TYPES.
5454 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
5455 (gimple_force_type_merge): Declare.
5456 (gimple_types_compatible_p): Declare.
5457 (gimple_register_type): Declare.
5458 (print_gimple_types_stats): Declare.
5459 (gimple_unsigned_type): Declare.
5460 (gimple_signed_type): Declare.
5461 (gimple_get_alias_set): Declare.
5462 (gimple_eh_must_not_throw_set_fndecl): New.
5464 2009-10-03 Jan Hubicka <jh@suse.cz>
5465 Kenneth Zadeck <zadeck@naturalbridge.com>
5467 * ipa-pure-const.c: Include lto-streamer.h.
5468 (register_hooks): Factor out of ...
5469 (generate_summary): ... here.
5470 (pure_const_write_summary): New.
5471 (pure_const_read_summary): New.
5472 (pass_ipa_pure_const): Add pure_const_write_summary and
5473 pure_const_read_summary.
5474 * ipa-reference.c: Include lto-streamer.h.
5475 (add_new_function): New.
5476 (remove_node_data): New.
5477 (duplicate_node_data): New.
5478 (ipa_init): Guard against multiple calls.
5479 Move hook setup from analyze_function.
5480 (write_node_summary_p): New.
5481 (ipa_reference_write_summary): New.
5482 (ipa_reference_read_summary): New.
5483 (pass_ipa_reference): Add ipa_reference_write_summary and
5484 ipa_reference_read_summary.
5485 * cgraph.h (cgraph_local_info): Add field lto_file_data.
5486 (struct cgraph_edge): Add fields lto_stmt_uid and
5487 call_stmt_cannot_inline_p.
5488 (cgraph_optimize): Declare.
5489 (cgraph_decide_is_function_needed): Declare.
5490 (reset_inline_failed): Declare.
5491 (enum LTO_cgraph_tags): Declare.
5492 (LTO_cgraph_tag_names): Declare.
5493 (LCC_NOT_FOUND): Define.
5495 2009-10-03 Doug Kwan <dougkwan@google.com>
5496 Rafael Espindola <espindola@google.com>
5497 Jan Hubicka <jh@suse.cz>
5498 Diego Novillo <dnovillo@google.com>
5499 Kenneth Zadeck <zadeck@naturalbridge.com>
5501 * passes.c (all_regular_ipa_passes): New.
5502 (all_ipa_passes): Rename to all_small_ipa_passes.
5503 (init_optimization_passes): Init all_regular_ipa_passes.
5504 * tree-pass.h (all_regular_ipa_passes): New.
5505 (all_ipa_passes): Rename to all_small_ipa_passes.
5506 * passes.c (all_lto_gen_passes): New.
5507 (init_optimization_passes): Initialize all_lto_gen_passes.
5508 (execute_ipa_summary_passes): Make non-static.
5509 (ipa_write_summaries_1): New.
5510 (ipa_write_summaries_2): New.
5511 (ipa_write_summaries): New.
5512 (ipa_write_summaries_of_cgraph_node_set): New.
5513 (ipa_read_summaries_1): New.
5514 (ipa_read_summaries): New.
5515 (execute_ipa_pass_list): Call cgraph_process_new_functions.
5516 (execute_regular_ipa_pass_list): Remove.
5517 (init_optimization_passes): Schedule
5518 pass_rebuild_cgraph_edges and pass_early_inline outside
5519 of pass_all_early_optimizations. Document reason.
5520 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
5521 pass_ipa_lto_finish_out): New pass.
5522 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
5523 (execute_all_ipa_transforms): New.
5524 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
5525 (dump_properties, debug_properties): New.
5526 * tree-optimize.c (gate_all_early_local_passes): Return
5527 false if we are in lto1.
5528 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
5529 * tree-pass.h (execute_all_ipa_transforms): Declare.
5530 (pass_ipa_function_and_variable_visibility): Declare.
5531 (pass_ipa_early_inline): Declare.
5532 (pass_ipa_lto_gimple_out): Declare.
5533 (pass_ipa_lto_wpa_fixup): Declare.
5534 (pass_ipa_lto_finish_out): Declare.
5535 (all_small_ipa_passes, all_regular_ipa_passes,
5536 all_lto_gen_passes): Declare.
5537 (execute_ipa_summary_passes): Declare.
5538 (execute_all_ipa_transforms): Declare.
5539 (ipa_write_summaries): Declare
5540 (ipa_write_summaries_of_cgraph_node_set): Declare.
5541 (ipa_read_summaries): Declare.
5543 2009-10-03 Doug Kwan <dougkwan@google.com>
5544 Ollie Wild <aaw@google.com>
5546 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
5548 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
5549 (lto_mode): New variable.
5550 (maybe_run_lto_and_relink): Handle the -fwpa option.
5551 (main): Handle the -fwpa option.
5552 (maybe_unlink_list): New function.
5553 * gcc.c (link_lto_options): Replace -flto with -fwpa.
5554 * common.opt (flto): New flag.
5555 * toplev.c (flag_generate_lto): Declare.
5557 2009-10-03 Simon Baldwin <simonb@google.com>
5559 * common.opt (flto-compression-level): New flag.
5561 * opts.c: Include lto-opts.h.
5562 (handle_option): Call lto_register_user_option for each
5563 valid option handled.
5564 (decode_options): Clear registered options before the options
5567 2009-10-03 Cary Coutant <ccoutant@google.com>
5569 * collect2.c (is_elf): New function.
5570 (scan_prog_file): Require LTO object to be in ELF format.
5572 2009-10-03 Rafael Espindola <espindola@google.com>
5574 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
5575 libgcc to the linker.
5577 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
5579 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
5580 (collect_execute): Add flags argument. Pass flags to pex_run. Update
5582 * collect2.h (collect_execute): Add flags argument.
5583 * tlink.c (tlink_execute): Update call to collect_execute.
5584 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
5585 (use_linker_plugin): New.
5586 (use_linker_plugin_spec_function): New.
5587 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
5588 (linker_plugin_file_spec): New.
5589 (lto_wrapper_spec): New.
5590 (lto_gcc_spec): New.
5591 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
5592 (static_spec_functions): Add use-linker-plugin.
5593 (process_command): Handle -use-linker-plugin.
5594 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
5595 linker_plugin_file_spec and lto_gcc_spec.
5596 (use_linker_plugin_spec_function): New.
5598 2009-10-03 Richard Guenther <rguenther@suse.de>
5602 * tree.h (is_lang_specific): Include LANG_TYPE.
5603 * tree.c (find_decls_types_r): Manually add interesting parts
5604 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
5606 * gimple.c (type_pair_hash): Make symmetric.
5607 (type_pair_eq): Likewise.
5608 (lookup_type_pair): Increase initial hashtable size.
5609 (gimple_force_type_merge): Rely on type-pair symmetry.
5610 (visit): Remove excessive checking code.
5611 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
5612 (gimple_register_type): Remove getenv calls, shrink initial
5616 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
5617 inline functions if not generating lto output.
5620 * toplev.c (finalize): In WPA mode remove the asm file.
5622 2009-10-03 Doug Kwan <dougkwan@google.com>
5624 * ipa-inline.c (cgraph_mark_inline): Check
5625 edge->call_stmt_cannot_inline_p instead of calling
5626 gimple_call_cannot_inline_p.
5627 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
5628 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
5629 (inline_generate_summary): Do nothing in LTRANS.
5630 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
5631 exists before calling gimple_call_cannot_inline_p.
5632 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
5633 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
5634 Update new_edge->lto_stmt_uid.
5635 * cgraphbuild.c (reset_inline_failed): New.
5637 * common.opt (fwpa): New flag.
5638 (fltrans): New option.
5639 * gcc.c (gcc_lto_option_t): New type.
5640 (current_lto_option): New variable.
5641 (lto_single_spec_function): Remove and is replaced by ..
5642 (lto_option_spec_function): New function.
5643 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
5644 passing the -flto flag.
5645 (cc1_options): Separate non-LTO related parts into ..
5646 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
5647 (lto1_options): New spec for lto FE.
5648 (link_lto_options): New spec for handling LTO flags in linker.
5649 (invoke_lto_single): Re-format to fit in 80 column. Replace
5650 lto-single with lto-option.
5651 (static_specs): Add cc1_non_lto_options, lto1_options and
5653 (static_spec_function): Replace lto-single with lto-option.
5654 (process_command): Handle -flto, -fwpa and -fltran by setting
5655 current_lto_option and not passing it to subprocess unconditionally.
5657 2009-10-03 Bill Maddox <maddox@google.com>
5659 Add `gcc' driver support for link-time code generation (LTO).
5661 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
5662 (lto_flag, lto_objects, lto_o_file): New variables.
5663 (struct lto_object, struct lto_object_list): New structures.
5664 (collect_exit, handler): Remove LTO temporary output file on exit.
5665 (add_lto_object): New function.
5666 (maybe_run_lto_and_relink): New function. Perform link time code
5667 generation and relinking for object files containing LTO information.
5668 (main): Invoke maybe_run_lto_and_relink().
5669 (dump_argv): New function. For debugging, currently disabled.
5670 (scan_prog_file): Add LTO information pass.
5671 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
5673 * toplev.c (compile_file): Emit assembler directive to create
5674 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
5676 2009-10-03 Diego Novillo <dnovillo@google.com>
5678 * c.opt: Add LTO to warn_abi and warn_psabi.
5680 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
5681 inline function. Ignore language-specific nodes. Update all users.
5682 (find_decls_types_r): Do not traverse the subtrees of
5683 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
5684 * tree.h (is_lang_specific): New.
5685 * langhooks.h (struct lang_hooks_for_decls): Remove
5686 may_need_assembler_name_p. Update all users.
5688 * c-common.c (set_builtin_user_assembler_name): Move ...
5689 * builtins.c (set_builtin_user_assembler_name): ... here.
5690 (is_builtin_name): Add comment
5691 (is_builtin_fn): New.
5692 * except.c (output_ttype): Only call
5693 lookup_type_for_runtime if TYPE is not a runtime type.
5695 * passes.c (register_pass): Call position_pass on
5696 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
5697 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
5698 (TV_IPA_LTO_DECL_IO): Define.
5699 (TV_IPA_LTO_CGRAPH_IO): Define.
5701 (TV_WHOPR_WPA): Define.
5702 (TV_WHOPR_WPA_IO): Define.
5703 (TV_WHOPR_LTRANS): Define.
5704 (TV_WHOPR_WPA_FIXUP): Define.
5705 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
5706 * tree-cfg.c (tree_node_can_be_shared): Make extern.
5707 * tree-flow.h (tree_node_can_be_shared): Declare.
5708 * tree-inline.c (tree_can_inline_p): Check that E has a
5709 statement associated with it.
5710 * tree.c (free_lang_data_in_binf): Factor out of ...
5711 (free_lang_data_in_type): ... here.
5712 Call RECORD_OR_UNION_TYPE_P.
5713 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
5714 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
5715 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
5716 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
5717 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
5718 (gate_free_lang_data): Return true if flag_generate_lto is set.
5719 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
5720 * c-common.h (set_builtin_user_assembler_name): Move ...
5721 * tree.h (set_builtin_user_assembler_name): ... here.
5723 * common.opt (flto-report): New flag.
5724 * opts.c (complain_wrong_lang): Do not complain if running lto1.
5725 * collect2.c (scan_prog_file): Send the error output of
5726 'nm' to HOST_BIT_BUCKET.
5728 2009-10-03 Ollie Wild <aaw@google.com>
5730 * langhooks-def.h (lhd_begin_section): New function declaration.
5731 (lhd_write_section): New function declaration.
5732 (lhd_end_section): New function declaration.
5733 (LANG_HOOKS_BEGIN_SECTION): New macro.
5734 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
5735 (LANG_HOOKS_END_SECTION): New macro.
5736 (LANG_HOOKS_LTO): New macro.
5737 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
5738 * langhooks.c (output.h): Add include.
5739 (saved_section): New static variable.
5740 (lhd_begin_section): New function.
5741 (lhd_write_section_data): New function.
5742 (lhd_end_section): New function.
5743 * langhooks.h (struct lang_hooks_for_lto): New structure.
5744 (struct lang_hooks): Add member lto.
5745 * Makefile.in (langhooks.o): Add dependency on output.h.
5747 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
5749 2009-10-03 Richard Guenther <rguenther@suse.de>
5751 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
5754 2009-10-03 Simon Baldwin <simonb@google.com>
5755 Richard Guenther <rguenther@suse.de>
5756 Janis Johnson <janis187@us.ibm.com>
5757 Doug Kwan <dougkwan@google.com>
5758 Diego Novillo <dnovillo@google.com>
5759 Ramana Radhakrishnan <ramana.r@gmail.com>
5760 Ollie Wild <aaw@google.com>
5762 * doc/install.texi: Add documentation for libelf and --enable-lto.
5763 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
5764 -flto-report, -flto-compression-level and -use-linker-plugin.
5765 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
5766 Add section for LTO Testing.
5768 2009-10-02 Cary Coutant <ccoutant@google.com>
5770 Add support for comdat type sections for DWARF v4.
5771 Merge from dwarf4 branch.
5773 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
5774 (dw_die_ref): Define vector type.
5775 (enum dw_val_class): Add dw_val_class_data8.
5776 (struct dw_val_struct): Add v.val_data8.
5777 (comdat_type_node_ref): New type.
5778 (struct die_struct): Move die_symbol into a union; add new field
5779 die_type_node. Change all uses.
5780 (comdat_type_node): New type.
5781 (skeleton_chain_node): New type.
5782 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
5783 (comdat_type_list): New variable.
5784 (dwarf_tag_name): Add DW_TAG_type_unit.
5785 (dwarf_attr_name): Add DW_AT_signature.
5786 (add_AT_data8): New function.
5787 (replace_child): New function.
5788 (move_all_children): New function.
5789 (print_signature): New function.
5790 (print_die): Print signature information; add dw_val_class_data8.
5791 (attr_checksum): Support dw_val_class_data8.
5792 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
5793 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
5794 (checksum_sleb128, checksum_uleb128): New functions.
5795 (checksum_die_context): New function.
5796 (loc_checksum_ordered): New function.
5797 (attr_checksum_ordered): New function.
5798 (struct checksum_attributes): New structure.
5799 (collect_checksum_attributes): New function.
5800 (die_checksum_ordered): New function.
5801 (generate_type_signature): New function.
5802 (same_dw_val_p): Add dw_val_class_data8.
5803 (is_symbol_die): Use new is_declaration_die function.
5804 (is_declaration_die): New function.
5805 (should_move_die_to_comdat): New function.
5806 (clone_die): New function.
5807 (clone_tree): New function.
5808 (clone_as_declaration): New function.
5809 (copy_declaration_context): New function.
5810 (generate_skeleton_ancestor_tree): New function.
5811 (generate_skeleton_bottom_up): New function.
5812 (generate_skeleton): New function.
5813 (remove_child_or_replace_with_skeleton): New function.
5814 (break_out_comdat_types): New function.
5815 (struct decl_table_entry): New type.
5816 (htab_decl_hash): New function.
5817 (htab_decl_eq): New function.
5818 (htab_decl_del): New function.
5819 (copy_ancestor_tree): New function.
5820 (copy_decls_walk): New function.
5821 (copy_decls_for_unworthy_types): New function.
5822 (build_abbrev_table): Don't assert on missing die_symbol when doing
5823 comdat type sections.
5824 (size_of_die): Use DW_FORM_sig8 for external references. Add
5826 (unmark_dies): Don't assert for unmarked dies when doing comdat
5828 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
5829 (output_signature): New function.
5830 (output_die): Likewise.
5831 (output_compilation_unit_header): Mark output as DWARF version 3
5832 even if generating DWARF 4.
5833 (output_comdat_type_unit): New function.
5834 (output_line_info): Mark output as DWARF version 3 even if generating
5836 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
5838 (dwarf2out_end_source_file): Likewise.
5839 (prune_unused_types_walk_attribs): Don't follow references into
5840 comdat type sections.
5841 (prune_unused_types_mark): When generating type units, do not mark
5842 children of non-defining declarations of types; do mark children of
5844 (prune_unused_types): Process comdat type sections.
5845 (htab_ct_hash): New function.
5846 (htab_ct_eq): New function.
5847 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
5848 Add a pointer to the line table from type unit entries so
5849 DW_AT_decl_file has meaning.
5850 * varasm.c (default_elf_asm_named_section): Use identifier name as
5851 comdat key instead of lang hook.
5853 2009-10-02 Neil Vachharajani <nvachhar@google.com>
5855 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
5857 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
5859 * config/i386/i386.md (SWIM248): New mode iterator.
5860 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
5861 divmodhi4 patterns using SWIM248 macro.
5862 (*divmod<mode>4): Macroize insn_and_split pattern from
5863 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
5864 and their corresponding splitters usign SWIM248 macro. Split SImode
5865 insn to generate cltd and DImode insn to generate cqto instead of
5866 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
5867 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
5868 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
5869 *divmodsi_noext patterns using SWIM248 macro.
5870 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
5871 udivmodhi4 patterns using SWIM248 macro.
5872 (*udivmod<mode>4): Macroize insn_and_split pattern from
5873 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
5874 corresponding splitters using SWIM248 macro.
5875 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
5876 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
5878 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
5880 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
5881 of zero-sized element is zero-sized regardless of its extent.
5883 2009-10-02 Jakub Jelinek <jakub@redhat.com>
5886 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
5887 * configure: Regenerated.
5888 * config.in: Regenerated.
5889 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
5890 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
5891 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
5892 not emitting .eh_frame, emit .cfi_sections .debug_frame
5897 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
5898 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
5900 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
5901 vars use DECL_RTL with resetting it back to NULL afterwards.
5902 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
5903 rtx_equal_p instead of asserting it is a SYMBOL_REF.
5904 (value_format): For dw_val_class_addr only use DW_FORM_addr if
5905 the attribute type allows it, otherwise use DW_FORM_dataN.
5906 (mem_loc_descriptor): Handle CONST_STRING.
5907 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
5908 Handle MEM with CONST_STRING address using add_AT_string.
5909 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
5910 CONST_STRING for const arrays initialized with a string literal.
5911 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
5912 (dwarf2out_finish): Call resolve_addr.
5914 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
5915 Maxim Kuvyrkov <maxim@codesourcery.com>
5917 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
5919 2009-10-02 Nick Clifton <nickc@redhat.com>
5921 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
5922 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
5924 2009-10-01 Jan Hubicka <jh@suse.cz>
5926 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
5927 (cgraph_create_virtual_clone): Just pass redirect_callers
5929 * cgraph.h (cgraph_clone_node): Update prototype.
5930 * ipa-pure-const.c (self_recursive_p): New function.
5931 (propagate): Use it.
5932 * ipa-inline.c (cgraph_clone_inlined_nodes,
5933 cgraph_decide_recursive_inlining): Update.
5935 2009-10-01 David Daney <ddaney@caviumnetworks.com>
5937 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
5938 instructions for TARGET_OCTEON.
5940 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5942 * config/arm/arm.c (arm_override_options): Turn off
5943 flag_dwarf2_cfi_asm for AAPCS variants.
5945 2009-10-01 Martin Jambor <mjambor@suse.cz>
5948 * tree-sra.c (convert_callers): Do not call
5949 compute_inline_parameters on one caller more than once.
5951 2009-10-01 Nick Clifton <nickc@redhat.com>
5953 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
5954 an empty string if not already defined.
5956 2009-10-01 Martin Jambor <mjambor@suse.cz>
5959 * tree-sra.c (is_va_list_type): New function.
5960 (find_var_candidates): Call is_va_list_type.
5961 (find_param_candidates): Check that the type or the type pointed
5962 to are not va_list types.
5964 2009-10-01 Martin Jambor <mjambor@suse.cz>
5967 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
5968 DECL_ARTIFICIAL (param_decl) is true.
5970 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
5972 * tree.h (tree_decl_common::lang_flag_8): New.
5973 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
5975 * c-common.h (RID_CONSTEXPR): New.
5977 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
5979 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
5980 Use ref-all pointers.
5981 (alpha_gimplify_va_arg): Ditto.
5983 2009-09-30 Jakub Jelinek <jakub@redhat.com>
5986 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
5987 before insn counting loop now that BB_END (bb) is counted. Ensure
5988 the return value isn't zero.
5990 2009-09-30 Nick Clifton <nickc@redhat.com>
5992 * config.gcc (sh-symbianelf): Replace definition of extra_objs
5993 with separate definitions of c_target_objs and cxx_target_objs.
5994 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
5996 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
5997 sh_symbian_import_export_class.
5998 * config/sh/sh-protos.h: Fix names of exported symbian functions.
5999 * config/sh/symbian.c: Delete, moving code into...
6000 * config/sh/symbian-base.c: ... here
6001 * config/sh/symbian-c.c: ... and here
6002 * config/sh/symbian-cxx.c: ... and here.
6004 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6007 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
6008 of plus RTX into register.
6010 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6012 * doc/install.texi: Linguistic and markup fixes.
6013 (Configuration) <--disable-cpp>: Remove description.
6014 <--enable-maintainer-mode>: Autotools files are affected, too.
6015 <--with-sysroot>: Improve description.
6016 (Building): Bump required GNU make version.
6018 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
6020 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
6021 (x86_64-*-*): Ditto.
6023 * config/i386/fma4intrin.h: New file, provide common x86 compiler
6024 intrinisics for FMA4.
6025 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
6026 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
6027 Add FMA4 check and fma4intrin.h.
6028 * config/i386/i386-c.c(ix86_target_macros_internal): Check
6030 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
6031 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
6032 constant for FMA4 support.
6033 (UNSPEC_FMA4_FMADDSUB): Ditto.
6034 (UNSPEC_FMA4_FMSUBADD): Ditto.
6035 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
6036 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
6037 (ix86_expand_fma4_multiple_memory): Ditto.
6038 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
6039 (OPTION_MASK_ISA_FMA4_UNSET): New.
6040 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
6041 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
6042 (ix86_handle_option): Handle -mfma4.
6043 (isa_opts): Handle -mfma4.
6044 (enum pta_flags): Add PTA_FMA4.
6045 (override_options): Add FMA4 support.
6046 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
6047 (IX86_BUILTIN_VFMADDSD): Ditto.
6048 (IX86_BUILTIN_VFMADDPS): Ditto.
6049 (IX86_BUILTIN_VFMADDPD): Ditto.
6050 (IX86_BUILTIN_VFMSUBSS): Ditto.
6051 (IX86_BUILTIN_VFMSUBSD): Ditto.
6052 (IX86_BUILTIN_VFMSUBPS): Ditto.
6053 (IX86_BUILTIN_VFMSUBPD): Ditto.
6054 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
6055 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
6056 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
6057 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
6058 (IX86_BUILTIN_VFNMADDSS): Ditto.
6059 (IX86_BUILTIN_VFNMADDSD): Ditto.
6060 (IX86_BUILTIN_VFNMADDPS): Ditto.
6061 (IX86_BUILTIN_VFNMADDPD): Ditto.
6062 (IX86_BUILTIN_VFNMSUBSS): Ditto.
6063 (IX86_BUILTIN_VFNMSUBSD): Ditto.
6064 (IX86_BUILTIN_VFNMSUBPS): Ditto.
6065 (IX86_BUILTIN_VFNMSUBPD): Ditto.
6066 (IX86_BUILTIN_VFMADDPS256): Ditto.
6067 (IX86_BUILTIN_VFMADDPD256): Ditto.
6068 (IX86_BUILTIN_VFMSUBPS256): Ditto.
6069 (IX86_BUILTIN_VFMSUBPD256): Ditto.
6070 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
6071 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
6072 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
6073 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
6074 (IX86_BUILTIN_VFNMADDPS256): Ditto.
6075 (IX86_BUILTIN_VFNMADDPD256): Ditto.
6076 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
6077 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
6078 (enum multi_arg_type): New enum for describing the various FMA4
6079 intrinsic argument types.
6080 (bdesc_multi_arg): New table for FMA4 intrinsics.
6081 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
6082 (ix86_expand_multi_arg_builtin): New function for creating FMA4
6084 (ix86_expand_builtin): Add FMA4 intrinsic support.
6085 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
6086 operand instructions.
6087 (ix86_expand_fma4_multiple_memory): New function to split the
6088 second memory reference from FMA4 instructions.
6089 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
6090 (ssemodesuffixf2s): Ditto.
6091 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
6093 (fma4_fmsub<mode>4): Ditto.
6094 (fma4_fnmadd<mode>4): Ditto.
6095 (fma4_fnmsub<mode>4): Ditto.
6096 (fma4_vmfmadd<mode>4): Ditto.
6097 (fma4_vmfmsub<mode>4): Ditto.
6098 (fma4_vmfnmadd<mode>4): Ditto.
6099 (fma4_vmfnmsub<mode>4): Ditto.
6100 (fma4_fmadd<mode>4256): Ditto.
6101 (fma4_fmsub<mode>4256): Ditto.
6102 (fma4_fnmadd<mode>4256): Ditto.
6103 (fma4_fnmsub<mode>4256): Ditto.
6104 (fma4_fmaddsubv8sf4): Ditto.
6105 (fma4_fmaddsubv4sf4): Ditto.
6106 (fma4_fmaddsubv4df4): Ditto.
6107 (fma4_fmaddsubv2df4): Ditto.
6108 (fma4_fmsubaddv8sf4): Ditto.
6109 (fma4_fmsubaddv4sf4): Ditto.
6110 (fma4_fmsubaddv4df4): Ditto.
6111 (fma4_fmsubaddv2df4): Ditto.
6112 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
6113 instructions for intrinsics.
6114 (fma4i_fmsub<mode>4): Ditto.
6115 (fma4i_fnmadd<mode>4): Ditto.
6116 (fma4i_fnmsub<mode>4): Ditto.
6117 (fma4i_vmfmadd<mode>4): Ditto.
6118 (fma4i_vmfmsub<mode>4): Ditto.
6119 (fma4i_vmfnmadd<mode>4): Ditto.
6120 (fma4i_vmfnmsub<mode>4): Ditto.
6121 (fma4i_fmadd<mode>4256): Ditto.
6122 (fma4i_fmsub<mode>4256): Ditto.
6123 (fma4i_fnmadd<mode>4256): Ditto.
6124 (fma4i_fnmsub<mode>4256): Ditto.
6125 (fma4i_fmaddsubv8sf4): Ditto.
6126 (fma4i_fmaddsubv4sf4): Ditto.
6127 (fma4i_fmaddsubv4df4): Ditto.
6128 (fma4i_fmaddsubv2df4): Ditto.
6129 (fma4i_fmsubaddv8sf4): Ditto.
6130 (fma4i_fmsubaddv4sf4): Ditto.
6131 (fma4i_fmsubaddv4df4): Ditto.
6132 (fma4i_fmsubaddv2df4): Ditto.
6134 * doc/invoke.texi (-mfma4): Add documentation.
6135 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
6137 2009-09-29 Richard Henderson <rth@redhat.com>
6139 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
6140 an edge to the new destination block.
6142 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6145 * pa.c (hppa_profile_hook): Use
6146 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
6148 2009-09-29 Steve Ellcey <sje@cup.hp.com>
6149 Alexander Monakov <amonakov@ispras.ru>
6152 * config/ia64/predicates.md (not_postinc_destination_operand): New.
6153 (not_postinc_memory_operand): New.
6154 (not_postinc_move_operand): New.
6155 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
6156 (*cmovsi_internal): Ditto.
6158 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
6160 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
6161 restrict issue_rate in first pass when scheduling for register
6164 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
6165 Rafael Avila de Espindola <espindola@google.com>
6167 * gengtype.c (plugin_output): New.
6168 (get_output_file_with_visibility): Return plugin_output for plugins.
6169 (main): Parse and use the -P option.
6170 * gty.texi: Update the command line format.
6172 2009-09-29 Jakub Jelinek <jakub@redhat.com>
6175 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
6177 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
6178 out if !const_ok_for_output.
6181 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
6182 case VAR_LOCATION>: Remove gcc_unreachable ().
6184 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
6186 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
6187 (x86_64-*-*): Ditto.
6188 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
6189 back to smmintrin.h.
6190 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
6191 * config/i386/x86intrin.h: Remove SSE5.
6192 * config/i386/mmintrin-common.h: Delete file.
6193 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
6195 2009-09-29 Richard Guenther <rguenther@suse.de>
6197 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
6198 resulting from stack temporaries on STRICT_ALIGNMENT targets.
6200 2009-09-29 Nick Clifton <nickc@redhat.com>
6202 * function.c (current_function_name): If there is no current
6203 function just return "<none>".
6205 2009-09-28 Sriraman Tallam <tmsriram@google.com>
6207 * tree-pass.h (register_pass_info): New structure.
6208 (pass_positioning_ops): Move enum from gcc-plugin.h.
6209 (register_pass): New function.
6210 * gcc-plugin.h (plugin_pass): Delete structure.
6211 (pass_positioning_ops): Delete enum.
6212 * plugin.c (regsiter_pass): Delete function.
6213 (position_pass): Delete function.
6214 (added_pass_nodes): Delete variable.
6215 (prev_added_pass_nodes): Delete variable.
6216 (pass_list_node): Delete structure.
6217 * passes.c (make_pass_instance): New function.
6218 (next_pass_1): Change to call make_pass_instance.
6219 (pass_list_node): Move structure from gcc-plugin.h.
6220 (added_pass_nodes): Move variable from plugin.c.
6221 (prev_added_pass_nodes): Move variable from plugin.c.
6222 (position_pass): New function.
6223 (register_pass): New function.
6225 2009-09-28 Easwaran Raman <eraman@google.com>
6227 * ifcvt.c (noce_try_abs): Recognize pattern and call
6228 expand_one_cmpl_abs_nojump.
6229 * optabs.c (expand_one_cmpl_abs_nojump): New function.
6230 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
6232 2009-09-28 Ian Lance Taylor <iant@google.com>
6235 * c-opts.c (c_common_handle_option): Don't set
6236 warn_jump_misses_init for -Wall.
6237 * doc/invoke.texi (Warning Options): Update documentation.
6239 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6241 * Makefile.in ($(out_object_file)): Depend on
6242 gt-$(basename $(notdir $(out_file))).h.
6244 2009-09-28 Richard Henderson <rth@redhat.com>
6246 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
6247 * except.c (gen_eh_region): Set it.
6248 (duplicate_eh_regions_1): Copy it.
6249 * tree-eh.c (lower_resx): Use it to determine which function
6252 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
6253 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
6254 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
6255 * tree.c (build_common_builtin_nodes): Remove parameter. Build
6256 BUILT_IN_CXA_END_CLEANUP if necessary.
6258 * c-common.c (c_define_builtins): Update call to
6259 build_common_builtin_nodes.
6261 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6263 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
6265 2009-09-28 Michael Matz <matz@suse.de>
6267 * builtins.c (interclass_mathfn_icode): New helper.
6268 (expand_builtin_interclass_mathfn): Use it here, and split folding
6270 (fold_builtin_interclass_mathfn): ... this new folder.
6271 (build_call_nofold_loc): New static helper.
6272 (build_call_nofold): New wrapper macro for above.
6273 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
6274 (expand_builtin_pow): Ditto.
6275 (expand_builtin_memset_args): Ditto.
6276 (expand_builtin_printf): Ditto.
6277 (expand_builtin_fprintf): Ditto.
6278 (expand_builtin_sprintf): Ditto.
6279 (expand_builtin_memory_chk): Ditto.
6280 (expand_builtin_mempcpy_args): Ditto and don't call folders.
6281 (expand_builtin_stpcpy): Ditto.
6282 (expand_builtin_strcmp): Ditto.
6283 (expand_builtin_strncmp): Ditto.
6284 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
6285 (expand_builtin_strcpy_args): Don't call folders.
6286 (expand_builtin_memcmp): Ditto.
6287 (expand_builtin_strncpy): Ditto, and use target.
6288 (expand_builtin_memcpy): Ditto.
6289 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
6290 expand_builtin_strpbrk, expand_builtin_memmove,
6291 expand_builtin_memmove_args, expand_builtin_bcopy,
6292 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
6293 expand_builtin_strspn, expand_builtin_strcspn,
6294 expand_builtin_fputs): Remove these.
6295 (expand_builtin): Don't call the above, change calls to other
6296 expanders that changed prototype.
6297 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
6298 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
6299 fold_builtin_interclass_mathfn.
6300 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
6301 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
6303 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
6304 * passes.c (init_optimization_passes): Move pass_fold_builtins
6305 after last phiopt pass.
6306 * tree-inline.c (fold_marked_statements): When folding builtins
6307 iterate over all instruction potentially generated.
6308 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
6310 (fold_gimple_call): Use it to always fold calls (into potentially
6311 multiple instructions).
6312 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
6313 calls into zero at this time.
6314 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
6315 statements generated by builtin folding.
6317 2009-09-28 Nick Clifton <nickc@redhat.com>
6319 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
6321 2009-09-28 Duncan Sands <baldrick@free.fr>
6323 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
6324 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
6325 (register_callback): Dispatch it.
6326 (invoke_plugin_callbacks): Incorporate in sanity check.
6327 * ggc.h (ggc_register_cache_tab): Add declaration.
6328 * ggc-common.c (ggc_register_root_tab): Simplify.
6329 (const_ggc_cache_tab_t): New typedef.
6330 (extra_cache_vec): New vector of dynamically added cache tables.
6331 (ggc_register_cache_tab): New function.
6332 (ggc_scan_cache_tab): New function.
6333 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
6334 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
6336 2009-09-27 Richard Henderson <rth@redhat.com>
6338 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
6339 which we remove __builtin_stack_restore.
6341 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
6343 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
6344 to test for GRD_INVARIANT.
6345 (simple_rhs_p): Anything that's function_invariant_p is fine.
6347 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
6349 * gengtype.c (main): Use plunge_files instead of plugin_output.
6351 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
6352 Rafael Avila de Espindola <espindola@google.com>
6354 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
6355 Don't print pch related info if it is false.
6356 (main): Don't print pch info in plugin mode.
6358 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
6360 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
6361 with dw_val_class_const_double.
6362 (struct dw_val_struct): Replace val_long_long with val_double and
6363 adjust for above change.
6364 (output_loc_operands): Likewise.
6365 (add_AT_long_long): Rename into...
6366 (add_AT_double): ...this.
6367 (print_die): Replace dw_val_class_long_long with
6368 dw_val_class_const_double and adjust.
6369 (attr_checksum): Likewise.
6370 (same_dw_val_p): Likewise.
6371 (size_of_die): Likewise.
6372 (value_format): Likewise.
6373 (output_die): Likewise.
6374 (loc_descriptor) <CONST_DOUBLE>: Likewise.
6375 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
6376 instead of add_AT_long_long.
6377 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
6378 value with the precision of its type.
6380 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
6383 * c-typeck.c (build_conditional_expr): Use the readonly and
6384 volatile flags of the operand types, not of the operands itself.
6386 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
6388 * collect2.c (main): Look for -brtl before adding libraries.
6390 2009-09-27 Jonathan Gray <jsg@openbsd.org>
6392 * config.gcc: Update OpenBSD targets.
6393 * config/openbsd-stdint.h: New file.
6394 * config/openbsd-libpthread.h: New file.
6395 * config/openbsd.h: Update and break out LIB_SPEC definition.
6396 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
6397 * config/i386/openbsdelf.h: Correct types.
6398 * config/m68k/openbsd.h: Likewise.
6399 * config/mips/openbsd.h: Likewise.
6400 * config/vax/openbsd.h: Likewise.
6402 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
6404 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
6405 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
6406 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
6407 of the length and zero.
6409 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6411 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
6412 (FLAGS_H): Add options.h $(REAL_H).
6413 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
6414 (TREE_VECTORIZER_H): New.
6415 (EBITMAP_H): Renamed from EBIMAP_H.
6416 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
6417 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
6418 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
6419 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
6420 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
6421 (graphite-clast-to-gimple.o, graphite-dependences.o)
6422 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
6423 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
6424 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
6425 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
6426 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
6427 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
6428 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
6429 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
6430 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
6431 updated and fixed as per above changes and per
6432 check_makefile_deps.sh output.
6435 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
6436 * configure: Regenerate.
6438 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6440 * doc/install.texi: Update minimum MPC version to 0.7.
6442 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
6444 * doc/install.texi (Binaries): Remove reference to the binary
6445 distribution CD-ROM from the FSF.
6447 2009-09-26 Michael Matz <matz@suse.de>
6451 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
6452 that are mentioned in the body.
6454 2009-09-26 Michael Matz <matz@suse.de>
6456 PR tree-optimization/41454
6457 * tree-ssa-dom (stmts_to_rescan): Remove variable.
6458 (tree_ssa_dominator_optimize): Don't allocate and free it.
6459 (dom_opt_leave_block): Don't iterate over it.
6460 (eliminate_redundant_computations): Don't return a value.
6461 (cprop_operand, cprop_into_stmt): Ditto.
6462 (optimize_stmt): Don't defer updating stmts.
6464 2009-09-25 Dodji Seketeli <dodji@redhat.com>
6466 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
6467 generic_parameter_die, template_parameter_pack_die,
6468 gen_formal_parameter_die, gen_subprogram_die): Adjust after
6469 renaming DW_TAG_formal_parameter_pack and
6470 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
6471 and DW_TAG_GNU_template_parameter_pack.
6473 2009-09-25 Anatoly Sokolov <aesok@post.ru>
6475 * config/v850/v850.h (FUNCTION_VALUE): Remove.
6476 * config/v850/v850.c (v850_function_value): New function.
6477 (TARGET_FUNCTION_VALUE): Define.
6479 2009-09-25 Jakub Jelinek <jakub@redhat.com>
6481 * tree-vect-stmts.c (vectorizable_call): Call
6482 mark_symbols_for_renaming after vect_finish_stmt_generation.
6484 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
6485 to loc_descriptor_from_tree.
6486 (add_location_or_const_value_attribute): Pass 0 instead of 2
6487 for decl_by_reference_p decls.
6489 2009-09-25 Richard Guenther <rguenther@suse.de>
6492 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
6495 2009-09-25 Ben Elliston <bje@au.ibm.com>
6497 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
6500 2009-09-25 Alan Modra <amodra@bigpond.net.au>
6502 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
6503 form of instruction.
6505 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6508 * fold-const.c (const_binop): Handle complex int division.
6509 * tree-complex.c (expand_complex_div_straight,
6510 expand_complex_div_wide): Update comments.
6512 2009-09-24 DJ Delorie <dj@redhat.com>
6515 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
6516 (reg_class): Likewise.
6517 (REG_CLASS_NAMES): Likewise.
6518 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
6519 (m32c_override_options): Disable -fivopts for M32C.
6521 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6523 * config/rs6000/predicates.md (indexed_or_indirect_operand):
6524 Delete VSX load/store with update support.
6525 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
6526 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
6530 (VStype_load_update): Ditto.
6531 (VStype_store_update): Ditto.
6532 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
6533 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
6535 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
6536 load/store with update builtins.
6538 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
6540 * libgcc2.c (L_trampoline): Prototype for getpagesize
6541 and mprotect in WINNT case.
6543 2009-09-24 Anatoly Sokolov <aesok@post.ru>
6545 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
6546 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
6547 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
6548 'outgoing' argument.
6549 (TARGET_FUNCTION_VALUE): Define.
6551 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6553 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
6555 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6558 * common.opt: Initialize dwarf_strict to -1.
6559 * toplev.c (process_options): Catch unset dwarf_strict
6560 and set to 0 for all targets not overriding.
6561 * config/darwin.c (darwin_override_options): Catch unset
6562 dwarf_strict and override to 1.
6564 2009-09-24 Jeff Law <law@redhat.com>
6566 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
6568 2009-09-24 Richard Guenther <rguenther@suse.de>
6570 PR tree-optimization/36143
6571 PR tree-optimization/38747
6572 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
6573 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
6575 2009-09-24 Jakub Jelinek <jakub@redhat.com>
6578 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
6579 return false instead of gcc_unreachable (). For CONST return the
6580 value returned by recursive call instead of always returning true.
6581 (tree_add_const_value_attribute): Return the value returned by
6582 add_const_value_attribute instead of always returning true if rtl
6585 2009-09-23 Justin Seyster <jrseys@gmail.com>
6587 * Makefile.in (PLUGIN_HEADERS): Include real.h.
6589 2009-09-24 Jakub Jelinek <jakub@redhat.com>
6591 * cgraphunit.c (cgraph_lower_function): Revert last change.
6592 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
6593 instead of DECL_NO_STATIC_CHAIN.
6594 * tree-cfg.c (verify_gimple_call): Likewise.
6595 * tree-nested.c (get_chain_decl, get_chain_field,
6596 convert_tramp_reference_op, convert_gimple_call): Likewise.
6597 (convert_all_function_calls): Likewise. Always set or clear
6598 DECL_STATIC_CHAIN initially, for !n->outer clear it.
6599 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
6600 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
6602 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
6603 DECL_NO_STATIC_CHAIN.
6604 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
6605 instead of DECL_NO_STATIC_CHAIN.
6606 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
6607 decl_function_context.
6608 * varasm.c (initializer_constant_valid_p): Likewise.
6609 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
6610 (DECL_STATIC_CHAIN): ... this.
6611 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
6612 instead of DECL_NO_STATIC_CHAIN.
6614 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
6615 Rafael Avila de Espindola <espindola@google.com>
6617 * gengtype.c (nb_plugin_files): Make it unsigned to match
6618 num_gt_files. Adjust other variables to avoid warnings.
6619 (main): Allocate an all zero lang_bitmap before each plugin file name
6620 to match regular file names.
6622 2009-09-23 Richard Henderson <rth@redhat.com>
6624 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
6625 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
6626 static chain passed in memory.
6627 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
6628 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
6629 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
6630 STATIC_CHAIN_REGNUM defined.
6632 * config/picochip/picochip-protos.h: s/class/klass/.
6633 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
6634 (picochip_static_chain): New.
6635 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
6636 (STATIC_CHAIN_INCOMING): Remove.
6638 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
6639 (xtensa_static_chain): New.
6640 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
6641 (STATIC_CHAIN_INCOMING): Remove.
6643 2009-09-23 Anatoly Sokolov <aesok@post.ru>
6645 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
6646 * config/pa/pa-protos.h (function_value): Remove.
6647 * config/pa/pa.c (pa_function_value): Rename from function_value.
6648 Make static, add 'outgoing' argument.
6649 (TARGET_FUNCTION_VALUE): Define.
6651 2009-09-23 Anatoly Sokolov <aesok@post.ru>
6653 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
6654 instead of cfun->machine->is_leaf.
6655 * config/avr/avr.h (machine_function): Remove is_leaf field.
6657 2009-09-23 Jakub Jelinek <jakub@redhat.com>
6660 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
6661 DW_OP_piece after DW_OP_stack_value, adjust size calculations
6662 for it, when DW_OP_stack_value and DW_OP_implicit_value has
6663 the same size, prefer DW_OP_stack_value.
6664 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
6665 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
6667 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
6670 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
6672 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
6675 * cfgexpand.c (convert_debug_memory_address): New.
6676 (expand_debug_expr): Convert base address and offset to the same
6677 mode. Use it to convert addresses to other modes. Accept
6680 2009-09-23 Dodji Seketeli <dodji@redhat.com>
6683 * function.h (types_used_by_vars_hash): Declare new hash table.
6684 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
6685 equality and hash function for the hash table.
6686 (types_used_by_cur_var_decl): Declare a new global chained list.
6687 (types_used_by_var_decl_insert): Declare new function.
6688 * function.c (types_used_by_vars_hash): Define the hashtable ...
6689 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
6690 its equality and hash functions.
6691 (hash_types_used_by_vars_entry): New hash helper.
6692 (types_used_by_cur_var_decl): Define the global chained list.
6693 (used_types_insert): Update the list of types used by the global
6694 variable being parsed.
6695 (types_used_by_var_decl_insert): Define new function.
6696 * c-common.h (record_types_used_by_current_var_decl): Declare ...
6697 * c-common.c (record_types_used_by_current_var_decl): ... new
6699 * c-decl.c (finish_decl): Record the types used by the global
6700 variable declaration we've just parsed.
6701 * dwarf2out.c (premark_used_types): Insert a new line between
6702 comment and function.
6703 (premark_used_types_helper): Fix comment.
6704 (premark_types_used_by_global_vars_helper,
6705 premark_types_used_by_global_vars): New functions.
6706 (prune_unused_types): Do not prune types used by global variables.
6708 2009-09-23 Richard Guenther <rguenther@suse.de>
6710 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
6711 produced for bigendian targets with promoted subregs.
6713 2009-09-23 Richard Guenther <rguenther@suse.de>
6715 * value-prof.c (gimple_ic): Purge old EH edges only after building
6718 2009-09-23 Nick Clifton <nickc@redhat.com>
6720 * config/arc/arc.c (arc_trampoline_init): Fix typo.
6722 2009-09-23 Jakub Jelinek <jakub@redhat.com>
6725 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
6728 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
6729 on non-nested functions.
6731 2009-09-23 Jakub Jelinek <jakub@redhat.com>
6732 Jan Hubicka <jh@suse.cz>
6734 * dwarf2out.c (loc_list_plus_const): Only define if
6735 DWARF2_DEBUGGING_INFO.
6736 (address_of_int_loc_descriptor): Likewise.
6739 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
6741 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
6744 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
6745 constant is more than zero.
6747 2009-09-23 Alan Modra <amodra@bigpond.net.au>
6750 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
6751 call final to emit non-scheduled prologue, instead insert at entry.
6753 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
6754 Joseph S. Myers <joseph@codesourcery.com>
6756 * doc/install.texi (*-*-freebsd*): Add proper format codes.
6758 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
6759 Rafael Avila de Espindola <espindola@google.com>
6761 * gengtype.c (is_file_equal): New function.
6762 (close_output_files): Use is_file_equal. Free of->buf.
6764 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
6765 Rafael Avila de Espindola <espindola@google.com>
6767 * gengtype.c (write_types, write_local): Add the output_header
6768 argument. Update all callers.
6770 2009-09-22 Dodji Seketeli <dodji@redhat.com>
6772 * dwarf2out.c (template_parameter_pack_die,
6773 gen_formal_parameter_pack_die ): New functions.
6774 (make_ith_pack_parameter_name): Remove this function.
6775 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
6776 DW_TAG_formal_parameter_pack.
6777 (gen_generic_params_dies): Represent each template parameter pack
6778 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
6779 represented by usual DW_TAG_template_*_parameter DIEs that are
6780 children of the DW_TAG_template_parameter_pack element DIE.
6781 (generic_parameter_die): This doesn't deal with parameter pack
6782 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
6783 of parameter pack DIEs.
6784 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
6785 in certain cases, e.g. for pack elements.
6786 (gen_formal_types_die, gen_decl_die): Adjust usage of
6787 gen_formal_parameter_die.
6788 (gen_subprogram_die): Represent each function parameter pack by a
6789 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
6790 represented by usual DW_TAG_formal_parameter DIEs that are children
6791 of the DW_TAG_formal_parameter_pack DIE. Remove references to
6792 ____builtin_va_alist decls as no part of the compiler uses those
6794 * langhooks.h (struct lang_hooks_for_decls): Add
6795 function_parm_expanded_from_pack_p, get_generic_function_decl
6796 and function_parameter_pack_p hooks. Fix comment for
6797 get_innermost_generic_parms hook.
6798 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
6799 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
6800 macros and use them to initialize lang_hook.
6802 2009-09-22 Richard Henderson <rth@redhat.com>
6804 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
6805 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
6806 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
6807 on TRAMPOLINE_TEMPLATE.
6808 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
6809 TRAMPOLINE_ADJUST_ADDRESS.
6810 * targhooks.c (default_asm_trampoline_template): Remove.
6811 (default_trampoline_adjust_address): Remove.
6812 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
6813 * targhooks.h: Update decls.
6815 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6817 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
6818 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
6819 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
6821 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
6824 * reload1.c (reload): Reset debug insns with pseudos without
6827 2009-09-22 Janis Johnson <janis187@us.ibm.com>
6829 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
6830 unconditional true for decimal float modes.
6831 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
6832 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
6834 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
6836 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
6837 Enable a new case for __FreeBSD__ >= 7.
6838 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
6839 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
6840 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
6841 and USE_LD_AS_NEEDED.
6843 * doc/install.texi (*-*-freebsd*): Update target information.
6845 2009-09-22 Richard Guenther <rguenther@suse.de>
6848 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
6849 arrays really properly.
6851 2009-09-22 Richard Henderson <rth@redhat.com>
6854 * target.h (struct gcc_target): Add asm_out.trampoline_template,
6855 calls.static_chain, calls.trampoline_init,
6856 calls.trampoline_adjust_address.
6857 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6858 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
6859 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6860 * builtins.c (expand_builtin_setjmp_receiver): Use
6861 targetm.calls.static_chain; only clobber registers.
6862 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
6863 set up memory attributes properly for the trampoline block.
6864 (expand_builtin_adjust_trampoline): Use
6865 targetm.calls.trampoline_adjust_address.
6866 * calls.c (prepare_call_address): Add fndecl argument. Use
6867 targetm.calls.static_chain.
6868 * df-scan.c (df_need_static_chain_reg): Remove.
6869 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
6870 consolodate static chain handling.
6871 * doc/tm.texi: Document new hooks.
6872 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
6873 (init_emit_regs): Don't initialize them.
6874 * expr.h (prepare_call_address): Update decl.
6875 * final.c (profile_function): Use targetm.calls.static_chain.
6876 * function.c (expand_function_start): Likewise.
6877 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
6878 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
6879 only clobber registers.
6880 * targhooks.c (default_static_chain): New.
6881 (default_asm_trampoline_template, default_trampoline_init): New.
6882 (default_trampoline_adjust_address): New.
6883 * targhooks.h: Declare them.
6884 * varasm.c (assemble_trampoline_template): Use
6885 targetm.asm_out.trampoline_template. Make the memory block const
6888 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
6889 alpha_initialize_trampoline. Make static. Merge VMS parameter
6890 differences into the TARGET_ABI_OPEN_VMS code block.
6891 (TARGET_TRAMPOLINE_INIT): New.
6892 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
6893 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
6894 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
6895 (INITIALIZE_TRAMPOLINE): Remove.
6897 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
6898 (TRAMPOLINE_TEMPLATE): Merge with ...
6899 (INITIALIZE_TRAMPOLINE): ... this and move ...
6900 * config/arc/arc.c (arc_trampoline_init): ... here.
6901 (TARGET_TRAMPOLINE_INIT): New.
6903 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6904 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6905 (arm_asm_trampoline_template): New.
6906 (arm_trampoline_init, arm_trampoline_adjust_address): New.
6907 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
6908 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
6909 code to arm_asm_trampoline_template.
6910 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
6911 arm_trampoline_adjust_address.
6912 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
6913 adjust for target hook parameters.
6915 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
6918 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
6919 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
6920 (bfin_trampoline_init): Rename from initialize_trampoline;
6921 make static; update for target hook parameters.
6922 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
6923 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
6924 bfin_asm_trampoline_template.
6925 (INITIALIZE_TRAMPOLINE): Remove.
6927 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6928 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
6929 cris_trampoline_init): New.
6930 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
6931 cris_asm_trampoline_template.
6932 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
6933 adjust for target hook parameters.
6935 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
6937 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6938 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
6939 fr30_trampoline_init): New.
6940 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
6941 fr30_asm_trampoline_template.
6942 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
6943 adjust for target hook parameters.
6945 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
6946 (frv_trampoline_init): Rename from frv_initialize_trampoline;
6947 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
6948 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
6949 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
6951 * config/h8300/h8300.c (h8300_trampoline_init): New.
6952 (TARGET_TRAMPOLINE_INIT): New.
6953 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
6954 to h8300_trampoline_init and adjust for hook parameters.
6956 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
6957 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
6958 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
6959 make static; adjust for hook parameters.
6960 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
6962 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6963 (TARGET_TRAMPOLINE_INIT): New.
6964 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
6965 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
6966 iq2000_asm_trampoline_template.
6967 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
6968 (TRAMPOLINE_CODE_SIZE): New.
6969 (TRAMPOLINE_SIZE): Use it.
6970 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
6972 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
6973 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
6974 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
6975 adjust for hook parameters.
6976 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
6978 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
6979 (m32r_trampoline_init): New.
6980 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
6981 m32r_trampoline_init.
6983 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
6984 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
6985 make static; update for hook parameters.
6986 * config/m68hc11/m68hc11-protos.h: Update.
6987 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
6989 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6990 (TARGET_TRAMPOLINE_INIT): New.
6991 (mcore_function_value): Fix typo.
6992 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
6993 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
6994 to mcore_asm_trampoline_template.
6995 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
6997 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
6998 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
6999 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
7000 update for hook parameters.
7001 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
7003 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7004 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7005 mips_trampoline_init): New.
7006 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
7007 mips_asm_trampoline_template.
7008 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
7009 update for hook parameters.
7011 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7012 (TARGET_TRAMPOLINE_INIT): New.
7013 (mmix_trampoline_size): Remove.
7014 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
7015 make static. Remove out-of-date tetra vs octa comment.
7016 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
7017 make static; update for hook parameters.
7018 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
7019 (INITIALIZE_TRAMPOLINE): Remove.
7020 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
7021 (TRAMPOLINE_ALIGNMENT): New.
7022 * gcc/config/mmix/mmix-protos.h: Update.
7024 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7025 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7026 mn10300_trampoline_init): New.
7027 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
7028 mn10300_asm_trampoline_template.
7029 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
7031 * config/moxie/moxie.c (moxie_static_chain,
7032 moxie_asm_trampoline_template, moxie_trampoline_init,
7033 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
7034 TARGET_TRAMPOLINE_INIT): New.
7035 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
7036 moxie_trampoline_init.
7037 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
7038 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7040 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7041 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7042 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
7043 pa_trampoline_adjust_address): New.
7044 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
7045 pa_asm_trampoline_template.
7046 (TRAMPOLINE_ALIGNMENT): New.
7047 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
7048 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
7049 adjust for hook parameters.
7050 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
7052 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
7053 (TARGET_TRAMPOLINE_INIT): New.
7054 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
7055 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
7057 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
7059 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
7060 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
7061 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
7062 make static; adjust parameters for the hook.
7063 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
7065 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
7066 s390_trampoline_template; make static.
7067 (s390_trampoline_init): Rename from s390_initialize_trampoline;
7068 make static; adjust for target hook.
7069 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
7070 * config/s390/s390-protos.h: Remove trampoline decls.
7071 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
7072 (TRAMPOLINE_TEMPLATE): Remove.
7073 (TRAMPOLINE_ALIGNMENT): New.
7075 * config/score/score-protos.h (score_initialize_trampoline): Remove.
7076 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7077 (TARGET_TRAMPOLINE_INIT): New.
7078 (score_asm_trampoline_template): New.
7079 (score_trampoline_init): Rename from score_initialize_trampoline;
7080 make static; adjust for hook parameters.
7081 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
7082 score[37]_asm_trampoline_template.
7083 (INITIALIZE_TRAMPOLINE): Remove.
7084 * config/score/score3.c (score3_asm_trampoline_template): New.
7085 (score3_trampoline_init): Rename from score3_initialize_trampoline;
7086 adjust for target hook.
7087 * config/score/score7.c (score7_asm_trampoline_template): New.
7088 (score7_trampoline_init): Rename from score7_initialize_trampoline;
7089 adjust for target hook.
7090 * config/score/score3.h, config/score/score7.h: Update.
7092 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
7093 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
7094 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7095 (sh_trampoline_init): Rename from sh_initialize_trampoline;
7096 make static; adjust for target hook parameters.
7097 (sh_trampoline_adjust_address): New.
7098 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
7099 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
7101 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
7102 (sparc32_initialize_trampoline): Rename from
7103 sparc_initialize_trampoline; make static; replace tramp parameter
7104 with m_tramp and update memory accesses.
7105 (sparc64_initialize_trampoline): Similarly.
7106 (sparc_trampoline_init): New.
7107 * config/sparc/sparc-protos.h: Remove trampoline decls.
7108 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
7109 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
7111 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
7112 (array_to_constant): Make ARR parameter const.
7113 (spu_trampoline_init): Rename from spu_initialize_trampoline;
7114 make static; update for hook parameters.
7115 * config/spu/spu-protos.h: Update decls.
7116 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
7118 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
7119 from xstormy16_initialize_trampoline; make static; update for
7121 (TARGET_TRAMPOLINE_INIT): New.
7122 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
7124 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7125 (TARGET_TRAMPOLINE_INIT): New.
7126 (v850_can_eliminate): Make static.
7127 (v850_asm_trampoline_template, v850_trampoline_init): New.
7128 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
7129 v850_asm_trampoline_template.
7130 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
7131 and adjust for target hook parameters.
7133 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7134 (TARGET_TRAMPOLINE_INIT): New.
7135 (vax_asm_trampoline_template, vax_trampoline_init): New.
7136 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
7137 vax_asm_trampoline_template.
7138 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
7140 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7141 (TARGET_TRAMPOLINE_INIT): New.
7142 (xtensa_asm_trampoline_template): Rename from
7143 xtensa_trampoline_template; make static.
7144 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
7145 make static; update for hook parameters.
7146 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
7147 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
7148 (INITIALIZE_TRAMPOLINE): Remove.
7150 * config/i386/i386.c (ix86_function_regparm): Do not issue an
7151 error for nested functions with regparm=3.
7152 (ix86_compute_frame_layout): Adjust frame pointer offset for
7153 ix86_static_chain_on_stack.
7154 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
7155 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
7156 don't reset to UNITS_PER_WORD.
7157 (ix86_emit_leave): Adjust ix86_cfa_state.
7158 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
7159 (ix86_static_chain): New.
7160 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
7161 make static; update for target hook parameters; use ix86_static_chain.
7162 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
7163 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
7164 (INITIALIZE_TRAMPOLINE): Remove.
7165 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
7166 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
7167 to the end. Add static_chain_on_stack.
7168 (ix86_static_chain_on_stack): New.
7170 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
7171 (m68k_output_mi_thunk): Don't use static_chain_rtx.
7172 (m68k_trampoline_init): New.
7173 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
7174 m68k_trampoline_init and adjust for hook parameters.
7175 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
7176 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
7178 2009-09-22 Jakub Jelinek <jakub@redhat.com>
7180 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
7181 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
7183 * reload1.c (reload): Call wrap_constant when substituting
7184 reg for equiv inside of DEBUG_INSNs.
7187 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
7188 add_call_src_coords_attributes, add_high_low_attributes,
7189 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
7190 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
7191 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
7192 when -gdwarf-2 -gstrict-dwarf.
7193 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
7194 -gdwarf-[23] -gstrict-dwarf.
7195 (address_of_int_loc_descriptor, loc_descriptor,
7196 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
7197 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
7198 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
7200 2009-09-22 Richard Guenther <rguenther@suse.de>
7202 PR tree-optimization/41428
7203 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
7204 (ccp_finalize): Pass it to substitute_and_fold.
7206 2009-09-22 Richard Guenther <rguenther@suse.de>
7208 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
7209 (substitute_and_fold): Adjust prototype.
7210 * tree-vrp.c (vrp_evaluate_conditional): Make static.
7211 (simplify_stmt_using_ranges): Likewise.
7212 (fold_predicate_in): Move here from tree-ssa-propagate.c.
7213 (vrp_fold_stmt): New function.
7214 (vrp_finalize): Pass it to substitute_and_fold.
7215 * tree-flow.h (vrp_evaluate_conditional): Remove.
7216 (simplify_stmt_using_ranges): Likewise.
7217 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
7218 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7219 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
7221 (fold_predicate_in): Move to tree-vrp.c.
7222 (substitute_and_fold): Use the callback instead of calling into
7223 tree-vrp.c functions directly.
7225 2009-09-22 Jakub Jelinek <jakub@redhat.com>
7227 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
7228 comparison warning on rs6000.
7231 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
7232 GIMPLE_EH_MUST_NOT_THROW cleanup.
7233 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
7235 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
7238 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
7239 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
7240 LIB_SPEC for darwin10 and later since it always uses the unwinder in
7241 libSystem which is derived from the gcc 4.2.1 unwinder.
7243 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
7246 * varasm.c (default_encode_section_info): Copy TLS model into
7247 sym_ref flags regardless of backend support for TLS, for all
7248 model types except TLS_MODEL_EMULATED.
7250 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
7253 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
7254 we can handle it correctly.
7256 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
7258 * doc/install.texi (os2): Remove section.
7260 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
7262 * doc/standards.texi (Objective-C): Adjust two URLs.
7264 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
7266 * tree-tailcall.c (process_assignment): Don't check if a
7267 multiplication or an addition are already present.
7268 (find_tail_calls): Combine multiple additions and multiplications.
7269 (adjust_accumulator_values): Emit accumulators.
7271 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
7273 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
7274 xmm register restore.
7276 2009-09-21 Jan Hubicka <jh@suse.cz>
7278 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
7279 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
7282 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
7284 * stor-layout.c (layout_type): Remove obsolete code.
7286 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
7289 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
7291 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7294 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
7295 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
7296 (fold_builtin_2, do_mpc_arg1): Update accordingly.
7297 * fold-const.c (const_binop): Likewise.
7298 * real.h (do_mpc_arg2): Update prototype.
7300 2009-09-20 Jan Hubicka <jh@suse.cz>
7302 * dwarf2out.c (add_const_value_attribute): Return true if successful.
7303 (add_location_or_const_value_attribute): Rewrite using
7305 (tree_add_const_value_attribute): Return true if successful.
7306 (tree_add_const_value_attribute_for_decl): Likewise.
7308 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
7309 (loc_descriptor): ... here;
7310 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7311 (cst_pool_loc_descr): Break out from ...; do not reffer constant
7312 pool items that was not marked for output.
7313 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
7314 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7315 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7316 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
7317 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
7318 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
7319 DW_OP_stack_value to get address of items that are not available
7321 (dw_loc_list): Handle single element lists correctly.
7323 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
7324 Pascal Obry <obry@adacore.com>
7326 * unwind-dw2-fde.c (classify_object_over_fdes):
7327 Cast the constant 1 to _Unwind_Ptr.
7328 (add_fdes): Likewise.
7329 (linear_search_fdes): Likewise.
7331 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
7333 * stor-layout.c (set_sizetype): Avoid useless type copy.
7335 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
7337 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
7339 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
7340 * configure, config.in: Regenerate.
7341 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
7343 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
7344 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
7345 for global data if the output could be used in a shared library.
7346 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7347 to 0 if TARGET_WRITABLE_EH_FRAME.
7349 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
7351 PR rtl-optimization/39886
7352 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
7353 just when insn is equal to BB_END (bb).
7355 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
7357 * config/mips/mips.opt (mrelax-pic-calls): New option.
7358 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
7360 (mips_unspec_call): Change "unspec_call" expander into this.
7361 (mips_strip_unspec_call): New function.
7362 (mips_got_load): Call mips_unspec_call instead of
7363 gen_unspec_call<mode>.
7364 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
7366 (mips_cfg_in_reorg): New function.
7367 (mips16_lay_out_constants): Use it to decide whether to call
7368 CFG-aware insn splitting.
7369 (r10k_insert_cache_barriers): Move CFG set-up code from here to
7370 mips_reorg. Move DF set-up code from here ...
7371 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
7373 (mips_reorg): Call mips_df_reorg instead of
7374 r10k_insert_cache_barriers. Move CFG set-up code here from
7375 r10k_insert_cache_barriers.
7376 (mips_call_expr_from_insn): New function.
7377 (mips_pic_call_symbol_from_set): Likewise.
7378 (mips_find_pic_call_symbol): Likewise.
7379 (mips_annotate_pic_call_expr): Likewise.
7380 (mips_get_pic_call_symbol): Likewise.
7381 (mips_annotate_pic_calls): Likewise.
7382 (mips_override_options): Disable -mrelax-pic-calls unless PIC
7384 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
7385 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
7386 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
7388 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
7389 (unspec_call<mode>): Remove it.
7390 (sibcall_internal, sibcall_value_internal,
7391 sibcall_value_multiple_internal, call_internal, call_split,
7392 call_value_internal, call_value_split,
7393 call_value_multiple_internal, call_value_multiple_split): Pass
7394 SIZE_OPNO to MIPS_CALL.
7395 (call_internal_direct, call_direct_split,
7396 call_value_internal_direct, call_value_direct_split): Pass -1 as
7397 SIZE_OPNO to MIPS_CALL.
7398 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
7399 * configure: Regenerate.
7400 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
7401 and -mno-relax-pic-calls.
7402 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
7404 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7407 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
7408 in the directory this rule is called from, rather than the
7409 toplevel 'gcc' directory, to fix in-tree build.
7411 2009-09-19 Chris Demetriou <cgd@google.com>
7413 PR preprocessor/28435:
7414 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
7415 to cpplib that the preprocessor output is needed.
7417 2009-09-19 Jakub Jelinek <jakub@redhat.com>
7419 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
7420 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
7421 *return_and_restore_fpregs_<mode>,
7422 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
7425 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
7426 instead of assuming it has always a REG inside of it.
7428 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
7430 * config/freebsd.h: Update comment on types.
7431 (WINT_TYPE): Define.
7433 2009-09-18 Jason Merrill <jason@redhat.com>
7435 * c.opt: Add -fno-deduce-init-list.
7437 2009-09-18 Neil Vachharajani <nvachhar@google.com>
7439 * value-prof.c (interesting_stringop_to_profile_p): Added output
7440 argument to indicate which parameter is the size parameter.
7441 * value-prof.c (gimple_stringop_fixed_value): Use
7442 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
7443 * value-prof.c (gimple_stringops_transform): Update call sites to
7444 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
7446 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
7449 From David Binderman <dcb314@hotmail.com>:
7450 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
7451 local variable f. Remove stale comments.
7452 (ix86_compute_frame_layout): Remove useless local variable total_size.
7453 Remove #if 0'd code.
7454 (legitimate_address_p): Remove useless local variables
7455 reason_rtx and reason.
7456 (ix86_split_copysign_const): Remove useless local variable op1.
7457 (scale_counter): Remove useless local variable piece_size_mask.
7459 2009-09-18 Jakub Jelinek <jakub@redhat.com>
7461 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
7464 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
7467 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
7469 2009-09-17 Jakub Jelinek <jakub@redhat.com>
7471 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
7474 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
7476 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
7477 DW_OP_implicit_value even without dwarf_version 4.
7479 2009-09-17 Jan Hubicka <jh@suse.cz>
7481 * dwarf2out.c: Include tree-pass.h and gimple.h.
7482 (loc_list_plus_const): New function.
7483 (loc_descriptor_from_tree_1): Rename to ...
7484 (loc_descriptor_from_tree): ... remove original.
7485 (loc_list_from_tree): New function.
7486 (add_AT_location_description): Accept location list.
7487 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
7488 (concatn_mem_loc_descriptor): Remove.
7489 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
7491 (secname_for_decl): Move up.
7492 (hidden_reference_p): New function; break out from ...
7493 (loc_by_refernece): ... here; move up.
7494 (dw_loc_list): New function.
7495 (single_element_loc_list): New function.
7496 (single_element_loc_list_p): New function.
7497 (add_loc_descr_to_each): New function.
7498 (add_loc_list): New function.
7499 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
7500 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
7501 add diagnostics why expansion failed.
7502 (add_location_or_const_value_attribute): Support location lists.
7503 (add_bound_info): Likewise.
7504 (descr_info_loc): Update call of loc_descriptor_from_tree.
7505 (gen_variable_die): Work on location lists.
7506 * final.c (pass_final): Add dump file.
7507 * Makefile.in (dwarf2out.o): Add new dependencies.
7509 2009-09-17 Janis Johnson <janis187@us.ibm.com>
7512 * real.c decimal_from_integer, decimal_integer_string): New.
7513 (real_from_integer): Use them as special case for decimal float.
7514 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
7515 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
7516 Do not append zero after the decimal point in string to convert.
7518 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
7520 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
7521 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
7523 2009-09-17 Martin Jambor <mjambor@suse.cz>
7525 * common.opt (fipa-sra): New switch.
7526 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
7527 * timevar.def (TV_IPA_SRA): New timevar.
7528 * params.def (ipa-sra-ptr-growth-factor): New parameter.
7529 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
7530 * tree-sra.c: Include cgraph.c.
7531 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
7532 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
7533 and grp_not_necessarilly_dereferenced.
7534 (func_param_count): New variable.
7535 (encountered_apply_args): New variable.
7536 (bb_dereferences): New variable.
7537 (final_bbs): New variable.
7538 (no_accesses_representant): New variable.
7539 (no_accesses_p): New function.
7540 (dump_access): Dump the new fields.
7541 (sra_initialize): Set encountered_apply_args to false.
7542 (get_ssa_base_param): New function.
7543 (mark_parm_dereference): New function.
7544 (create_access): Caring for INIDRECT_REFs and different handling of
7545 varialble length accesses in early IPA SRA. Store the stmt - a new
7546 parameter - to the new access.
7547 (build_access_from_expr_1): New parameter stmt, passed to
7548 create_access. Handle INDIRECT_REFs.
7549 (build_access_from_expr): Pass the current statement to
7550 build_access_from_expr_1.
7551 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
7553 (build_accesses_from_assign): Pass the current statement to
7554 build_access_from_expr_1. Do not create assign links in IPA-SRA.
7555 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
7556 final_bbs when necessary. Check for calls to __builtin_apply_args.
7557 Fixup EH info if anythng was changed.
7558 (is_unused_scalar_param): New function.
7559 (ptr_parm_has_direct_uses): New function.
7560 (find_param_candidates): New function.
7561 (mark_maybe_modified): New function.
7562 (analyze_modified_params): New function.
7563 (propagate_dereference_distances): New function.
7564 (dump_dereferences_table): New function.
7565 (analyze_caller_dereference_legality): New function.
7566 (unmodified_by_ref_scalar_representative): New function.
7567 (splice_param_accesses): New function.
7568 (decide_one_param_reduction): New function.
7569 (enum ipa_splicing_result): New type.
7570 (splice_all_param_accesses): New function.
7571 (get_param_index): New function.
7572 (turn_representatives_into_adjustments): New function.
7573 (analyze_all_param_acesses): New function.
7574 (get_replaced_param_substitute): New function.
7575 (get_adjustment_for_base): New function.
7576 (replace_removed_params_ssa_names): New function.
7577 (sra_ipa_reset_debug_stmts): New function.
7578 (sra_ipa_modify_expr): New function.
7579 (sra_ipa_modify_assign): New function.
7580 (convert_callers): New function.
7581 (modify_function): New function.
7582 (ipa_sra_preliminary_function_checks): New function.
7583 (ipa_early_sra): New function.
7584 (ipa_early_sra_gate): New function.
7585 (pass_early_ipa_sra): New variable.
7586 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
7588 2009-09-17 Michael Matz <matz@suse.de>
7591 * tree.c (build_type_attribute_qual_variant): Export.
7592 * tree.h (build_type_attribute_qual_variant): Declare.
7593 * tree-inline.c (remap_type_1): Use it to build variants with
7594 the original qualifiers and attributes.
7596 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7598 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
7599 without a fallthrough edge.
7601 2009-09-16 DJ Delorie <dj@redhat.com>
7603 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
7604 chip and ignore the "fast_interrupt" attribute if so.
7606 2009-09-16 Richard Henderson <rth@redhat.com>
7609 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
7612 2009-09-16 Richard Henderson <rth@redhat.com>
7615 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
7616 is set only if DECL_NO_STATIC_CHAIN is unset.
7617 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
7618 (FOR_EACH_NEST_INFO): New.
7619 (walk_all_functions): Use it.
7620 (finalize_nesting_tree): Likewise.
7621 (unnest_nesting_tree): Likewise.
7622 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
7623 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
7624 (convert_gimple_call): Early out if gimple_call_chain already set.
7625 (convert_all_function_calls): Iterate until no new functions
7626 require a static chain.
7627 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
7628 when building a trampoline. Use dump_function_to_file instead
7630 (lower_nested_functions): Open dump_file. Validate that decls
7631 that have DECL_NO_STATIC_CHAIN from the front end don't have that
7632 bit reset by this pass.
7634 2009-09-16 Michael Matz <matz@suse.de>
7637 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
7638 shorten decl_common_unused.
7639 (DECL_RESTRICTED_P): New accessor.
7640 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
7641 to disambiguate marked decls and restrict pointers.
7643 2009-09-16 Richard Henderson <rth@redhat.com>
7646 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
7648 2009-09-16 Jakub Jelinek <jakub@redhat.com>
7650 * integrate.c (set_block_abstract_flags): Call
7651 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
7653 2009-09-16 Richard Guenther <rguenther@suse.de>
7656 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
7659 2009-09-16 DJ Delorie <dj@redhat.com>
7660 Kaz Kojima <kkojima@gcc.gnu.org>
7662 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
7663 (sh_expand_prologue): Update calls to output_stack_adjust.
7664 (sh_expand_epilogue): Likewise.
7666 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
7669 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
7670 trying to limit the extent of searches in the insn stream.
7672 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
7673 Jakub Jelinek <jakub@redhat.com>
7677 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
7679 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
7680 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
7681 (rs6000_savres_strategy): Always save FP registers inline if the
7682 target doesn't support hardware double-precision. Set the above
7683 bits in return value when needed.
7684 (rs6000_savres_routine_sym): Fix computation for cache selector.
7685 Mark the generated symbol as a function. Rename exitp argument to
7686 lr. Move code for determining the name of the symbol...
7687 (rs6000_savres_routine_name): ...here. New function. Add cases for
7688 getting the names right on AIX and 64-bit Linux.
7689 (savres_routine_name): New variable.
7690 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
7691 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
7692 on what the target routine uses as a base register. If savep && lr
7693 describe saving of r0 into memory slot.
7694 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
7695 line calls for AIX ABI.
7696 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
7697 determine FP save/restore functions.
7698 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
7699 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
7701 (rs6000_emit_epilogue): Adjust computation of restore_lr.
7702 Duplicate restoration of LR and execute the appropriate one
7703 depending on whether GPRs are being restored inline. Set r11 from
7704 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
7705 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
7706 Fix out of line calls for AIX ABI.
7707 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
7709 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
7711 (*restore_gpregs_spe): Likewise.
7712 (*return_and_restore_gpregs_spe): Likewise.
7713 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
7714 Define to empty string unconditionally.
7715 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
7716 Define to empty string unconditionally.
7717 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
7720 2009-09-15 Jan Hubicka <jh@suse.cz>
7722 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
7723 * params.def (inline-insns-auto): Likewise.
7725 2009-09-15 Martin Jambor <mjambor@suse.cz>
7727 * ipa-inline.c (estimate_function_body_sizes): Dump info about
7728 individual statements only at TDF_DETAILS dump level. Format
7729 source for 80 characters per line.
7731 2009-09-15 Christian Bruel <christian.bruel@st.com>
7733 * regrename.c (do_replace): Update REG_DEAD notes.
7735 2009-09-15 Revital Eres <eres@il.ibm.com>
7737 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
7738 * targhooks.c (default_builtin_support_vector_misalignment):
7739 New builtin function.
7740 * targhooks.h (default_builtin_support_vector_misalignment):
7742 * target.h (builtin_support_vector_misalignment):
7743 New field in struct gcc_target.
7744 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
7745 new builtin function.
7746 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
7748 * config/rs6000/rs6000.c
7749 (rs6000_builtin_support_vector_misalignment): New function.
7750 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
7752 2009-09-15 Jie Zhang <jie.zhang@analog.com>
7754 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
7756 (bfin_optimize_loop): Likewise.
7757 (bfin_gen_bundles): Likewise.
7758 (workaround_speculation): Likewise.
7759 (find_load): Return NULL_RTX for debug_insn.
7761 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
7763 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
7766 2009-09-14 DJ Delorie <dj@redhat.com>
7768 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
7769 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
7772 2009-09-14 Richard Henderson <rth@redhat.com>
7773 Jakub Jelinek <jakub@redhat.com>
7775 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
7776 * cfgbuild.c (make_edges): Handle asm goto.
7777 * cfglayout.c (fixup_reorder_chain): Likewise.
7778 * cfgrtl.c (patch_jump_insn): Likewise.
7779 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
7780 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
7781 (gimple_build_asm_vec): Add and use labels parameter.
7782 (gimple_build_asm): Remove.
7783 (walk_gimple_asm): Walk labels too.
7784 * gimple.def (GIMPLE_ASM): Update docs.
7785 * gimple.h: Update decls.
7786 (struct gimple_statement_asm): Change nc to use unsigned char;
7788 (gimple_asm_nlabels): New.
7789 (gimple_asm_label_op, gimple_asm_set_label_op): New.
7790 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
7791 into gimple_build_asm_vec.
7792 * jump.c (mark_jump_label_asm): New.
7793 (mark_jump_label): Use it.
7794 (redirect_jump_1): Handle asm goto.
7795 (invert_jump_1): Soft fail if X is null.
7796 * recog.c (extract_asm_operands): New.
7797 (asm_noperands): Use it; handle asm labels.
7798 (decode_asm_operands): Use extract_asm_operands.
7799 (asm_operand_ok): Properly handle empty string.
7800 * reg-stack.c (get_asm_operands_in_out): Rename from
7801 get_asm_operand_n_inputs; use extract_asm_operands; return both
7802 inputs and outputs by reference; update all callers.
7803 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
7804 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
7805 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
7806 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
7807 (extract_asm_operands): Declare.
7808 * stmt.c (expand_asm_operands): Add and use labels parameter.
7809 (check_unique_operand_names): Likewise.
7810 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
7811 (expand_asm_stmt): Handle asm labels.
7812 * tree-cfg.c (make_gimple_asm_edges): New.
7813 (make_edges): Use it.
7814 (cleanup_dead_labels): Handle asm labels.
7815 (is_ctrl_altering_stmt): Likewise.
7816 (gimple_redirect_edge_and_branch): Likewise.
7817 * tree.def (ASM_EXPR): Add 5th operand.
7818 * tree.h (ASM_LABELS): New.
7819 (resolve_asm_operand_names): Update decl.
7821 * c-parser.c (c_parser_asm_statement): Parse asm goto.
7822 (c_parser_asm_goto_operands): New.
7823 * c-tree.h (build_asm_expr): Update decl.
7824 * c-typeck.c (build_asm_expr): Add and use labels parameter.
7825 * doc/extend.texi: Document asm goto.
7827 2009-09-14 Richard Henderson <rth@redhat.com>
7829 * except.h: Update declarations.
7830 (struct pointer_map_t): Forward declare.
7831 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
7832 (struct eh_landing_pad_d, eh_landing_pad): New.
7833 (struct eh_catch_d, eh_catch): New.
7834 (struct eh_region_d): Remove next_region_sharing_label, aka,
7835 label, tree_label, landing_pad, post_landing_pad, resume,
7836 may_contain_throw. Rename region_number to index. Remove
7837 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
7838 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
7839 (VEC(eh_landing_pad,gc)): New.
7840 (struct eh_status): Remove last_region_number. Add lp_array,
7841 throw_stmt_table, ttype_data, ehspec_data.
7842 (ehr_next, FOR_ALL_EH_REGION_AT): New.
7843 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
7844 * except.c (lang_protect_cleanup_actions): Return tree.
7845 (struct ehl_map_entry): Remove.
7846 (init_eh_for_function): Push zero entries for region and lp_array.
7847 (gen_eh_region): Add to region_array immediately.
7848 (gen_eh_region_catch): Operate on eh_catch objects.
7849 (gen_eh_landing_pad): New.
7850 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
7851 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
7852 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
7853 (get_eh_landing_pad_from_number_fn): New.
7854 (get_eh_landing_pad_from_number): New.
7855 (get_eh_region_from_lp_number_fn): New.
7856 (get_eh_region_from_lp_number): New.
7857 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
7858 (get_exception_pointer, get_exception_filter): Remove.
7859 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
7860 (current_function_has_exception_handlers): Simplify.
7861 (bring_to_root, eh_region_replaceable_by_p): Remove.
7862 (replace_region, hash_type_list, hash_eh_region): Remove.
7863 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
7864 (label_to_region_map, num_eh_regions): Remove.
7865 (get_next_region_sharing_label, must_not_throw_labels): Remove.
7866 (find_exception_handler_labels): Remove.
7867 (duplicate_eh_regions_0, find_prev_try): Remove.
7868 (struct duplicate_eh_regions_data): New.
7869 (duplicate_eh_regions_1): Rewrite.
7870 (duplicate_eh_regions): Return a pointer map instead of an
7872 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
7873 (redirect_eh_edge_to_label): Remove.
7874 (eh_region_outermost): Rewrite using eh_region pointers
7875 instead of integers.
7876 (add_ttypes_entry): Update for ttype_data move to eh_status.
7877 (add_ehspec_entry): Rewrite with VEC instead of varray.
7878 (assign_filter_values): Likewise. Export.
7879 (build_post_landing_pads, connect_post_landing_pads): Remove.
7880 (dw2_build_landing_pads): Rewrite to use lp_array.
7881 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
7882 (sjlj_assign_call_site_values): Rewrite to use lp_array.
7883 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
7884 (sjlj_mark_call_sites): Update for landing pad numbers.
7885 (finish_eh_generation): Rewrite.
7886 (gate_handle_eh): Do nothing for no eh tree.
7887 (pass_rtl_eh): Move up near finish_eh_generation.
7888 (remove_eh_landing_pad): New.
7889 (remove_eh_handler): Export.
7890 (remove_eh_region, remove_eh_handler_and_replace): Remove.
7891 (for_each_eh_label): Rewrite to use lp_array.
7892 (make_reg_eh_region_note): New.
7893 (make_reg_eh_region_note_nothrow_nononlocal): New.
7894 (insn_could_throw_p): New.
7895 (copy_reg_eh_region_note_forward): New.
7896 (copy_reg_eh_region_note_backward): New.
7897 (check_handled, add_reachable_handler): Remove.
7898 (reachable_next_level, foreach_reachable_handler): Remove.
7899 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
7900 (get_eh_region_and_lp_from_rtx): New.
7901 (get_eh_region_from_rtx): New.
7902 (can_throw_internal_1, can_throw_external_1): Remove.
7903 (can_throw_internal): Use get_eh_region_from_rtx.
7904 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
7905 (insn_nothrow_p, can_nonlocal_goto): New.
7906 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
7907 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
7908 (add_action_record): Use VEC not varray.
7909 (collect_one_action_chain): Update for eh_region changes.
7910 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
7911 Use get_eh_region_and_lp_from_rtx.
7912 (gate_convert_to_eh_region_ranges): New.
7913 (pass_convert_to_eh_region_ranges): Use it.
7914 (push_uleb128, push_sleb128): Use VEC not varray.
7915 (output_one_function_exception_table): Likewise.
7916 (dump_eh_tree): Update for eh_region changes.
7917 (verify_eh_tree): Likewise.
7918 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
7919 * tree-eh.c: Include target.h.
7920 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
7921 Don't disallow GIMPLE_RESX; adjust argument check.
7922 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
7923 (record_stmt_eh_region): Update for landing pad numbers;
7924 generate a landing pad if necessary.
7925 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
7926 (remove_stmt_from_eh_lp_fn): Similarly.
7927 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
7928 Update for lp numbers; don't special case missing throw_stmt_table.
7929 (lookup_expr_eh_lp): Similarly.
7930 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
7931 (eh_seq, eh_region_may_contain_throw): New.
7932 (struct leh_state): Add ehp_region.
7933 (struct leh_tf_state): Remove eh_label.
7934 (emit_post_landing_pad): New.
7935 (emit_resx, emit_eh_dispatch): New.
7936 (note_eh_region_may_contain_throw): New.
7937 (frob_into_branch_around): Take eh_region not eh label;
7938 emit eh code into eh_seq.
7939 (honor_protect_cleanup_actions): Early exit for no actions. Don't
7940 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
7941 lower_eh_must_not_throw. Emit code to eh_seq.
7942 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
7943 (lower_try_finally_onedest): Likewise.
7944 (lower_try_finally_copy): Likewise.
7945 (lower_try_finally_switch): Likewise.
7946 (lower_try_finally): Initialize ehp_region.
7947 (lower_catch): Update for eh_catch objects.
7948 (lower_eh_filter): Don't handle must_not_throw.
7949 (lower_eh_must_not_throw): New.
7950 (lower_cleanup): Don't set eh_label.
7951 (lower_eh_constructs_2): Resolve eh builtins.
7952 Handle GIMPLE_EH_MUST_NOT_THROW.
7953 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
7954 Add eh_seq to the end of the function body.
7955 (make_eh_dispatch_edges): New.
7956 (make_eh_edge): Remove.
7957 (make_eh_edges): Simplify for landing pads.
7958 (redirect_eh_edge_1): New.
7959 (redirect_eh_edge): Use it.
7960 (redirect_eh_dispatch_edge): New.
7961 (stmt_could_throw_p): Use a switch. Allow RESX.
7962 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
7963 (stmt_can_throw_internal): Likewise.
7964 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
7965 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
7966 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
7967 (gate_refactor_eh): New.
7968 (pass_refactor_eh): Use it.
7969 (lower_resx, execute_lower_resx, pass_lower_resx): New.
7970 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
7971 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
7972 (remove_unreachable_handlers): Rename from
7973 tree_remove_unreachable_handlers; rewrite for landing pads;
7974 call remove_eh_handler directly.
7975 (remove_unreachable_handlers_no_lp): New.
7976 (unsplit_eh, unsplit_all_eh): New.
7977 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
7978 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
7979 (cleanup_empty_eh_unsplit): New.
7980 (cleanup_empty_eh): Rewrite.
7981 (cleanup_all_empty_eh): New.
7982 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
7983 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
7984 (gate_cleanup_eh): New.
7985 (pass_cleanup_eh): Use it.
7986 (verify_eh_edges): Move later in file. Expect one EH edge.
7987 (verify_eh_dispatch_edge): New.
7989 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
7990 (gtype-desc.o): Add TARGET_H.
7991 (tree.o): Use EXCEPT_H, not except.h.
7992 (cfgbuild.o): Add EXPR_H.
7993 (GTFILES): Add vecprim.h.
7994 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
7995 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
7996 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
7997 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
7998 * calls.c (emit_call_1): Use make_reg_eh_region_note.
7999 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
8000 calls to can_throw_internal.
8001 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
8002 (make_edges): Don't handle RESX; use can_nonlocal_goto.
8003 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
8004 (expand_gimple_stmt): Use make_reg_eh_region_note.
8005 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
8006 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
8007 or find_exception_handler_labels.
8008 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
8009 there is exacly one EH edge. Use can_nonlocal_goto and
8011 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
8012 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
8013 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
8014 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
8015 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
8016 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
8017 * dse.c (scan_insn): Use insn_could_throw_p.
8018 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
8019 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
8020 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
8021 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
8022 EXC_PTR_EXPR or FILTER_EXPR.
8023 (tree_expr_nonzero_warnv_p): Likewise.
8024 * function.h: Include vecprim.h, not varray.h
8025 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
8026 move ttype_data and ehspec_data members to struct eh_status; change
8027 action_record_data member to a VEC.
8028 * gcse.c (hash_scan_set): Use can_throw_internal.
8029 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
8030 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
8031 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8032 (block_may_fallthru): Don't handle RESX_EXPR.
8033 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
8034 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
8035 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
8036 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
8037 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
8038 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
8039 (gimple_size): Likewise.
8040 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
8041 (gimple_build_resx): Use gimple_build_with_ops.
8042 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
8043 (is_gimple_val): Likewise.
8044 (is_gimple_stmt): Remove RESX_EXPR.
8045 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
8046 (GIMPLE_RESX): Reorder with other EH constructs.
8047 * gimple.h (struct gimple_statement_eh_mnt): New.
8048 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
8049 (gimple_eh_filter_must_not_throw): Remove.
8050 (gimple_eh_filter_set_must_not_throw): Remove.
8051 (gimple_eh_must_not_throw_fndecl): New.
8052 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
8053 (is_gimple_resx): New.
8054 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
8055 Don't copy EH_FILTER_MUST_NOT_THROW.
8056 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
8057 * ipa-inline.c (estimate_function_body_sizes): Don't try to
8058 handle must_not_throw_labels specially.
8059 * ipa-pure-const.c (check_call): Update debug statement for LP.
8060 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
8061 * ipa-utils.c (get_base_var): Likewise.
8062 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
8063 * lower-subreg.c (move_eh_region_note): Remove.
8064 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
8065 * omp-low.c (new_omp_context): Update for eh_lp_nr.
8066 (create_task_copyfn): Likewise.
8067 (maybe_catch_exception): Use gimple_build_eh_filter.
8068 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
8069 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
8070 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
8071 and pass_lower_resx.
8072 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
8073 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
8074 can_throw_internal, can_nonlocal_goto.
8075 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
8076 copy_reg_eh_region_note_forward.
8077 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
8078 (emit_output_reload_insns): Likewise.
8079 (copy_eh_notes): Remove.
8080 * rtl.def (RESX): Remove.
8081 * rtl.h: Update declarations.
8082 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
8083 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
8084 (update_eh_label): Remove.
8085 (cleanup_dead_labels_eh): New.
8086 (cleanup_deal_labels): Use it instead of update_eh_label.
8087 (gimple_merge_blocks): Update landing pad data structure when
8088 removing a landing pad label.
8089 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
8090 test; handle GIMPLE_EH_MUST_NOT_THROW.
8091 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
8092 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
8093 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
8094 (verify_stmt): Likewise. Verify landing pads.
8095 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
8096 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
8097 (struct move_stmt_d): Add eh_map.
8098 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
8099 (move_stmt_r): Remap eh region numbers in builtin calls,
8100 resx and eh_dispatch.
8101 (move_block_to_fn): Remove eh_offset parameter. Use
8102 maybe_duplicate_eh_stmt_fn.
8103 (find_outermost_region_in_block): Operate on eh_region pointers
8104 instead of region numbers.
8105 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
8106 duplicate_eh_regions.
8107 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
8108 test earlier. Disallow EH landing pads.
8109 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
8110 * tree-flow.h: Update declarations.
8111 (struct tree_ann_common_d): Replace rn with lp_nr.
8112 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
8113 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
8114 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
8115 resx and eh_dispatch.
8116 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
8117 (copy_edges_for_bb): Use make_eh_dispatch_edges.
8118 (copy_cfg_body): Expect eh_map instead of eh_region_offset
8119 from duplicate_eh_regions.
8120 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
8121 update RESX; handle EH_DISPATCH.
8122 (expand_call_inline): Set eh_lp_nr, not eh_region.
8123 (maybe_inline_call_in_expr): Likewise.
8124 * tree-inline.h (struct copy_body_data): Replace eh_region with
8125 eh_lp_nr, eh_region_offset with eh_map.
8126 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
8127 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
8128 * tree-pretty-print.c (dump_generic_node): Don't handle
8129 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
8130 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
8131 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
8132 EXC_PTR_EXPR, FILTER_EXPR.
8133 * tree-ssa-operands.c (get_expr_operands): Likewise.
8134 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
8135 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8136 (ao_ref_init_from_vn_reference): Likewise.
8137 * tree-ssa-sink.c (statement_sink_location): Likewise.
8138 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8139 (mark_virtual_phi_result_for_renaming): Export. Tidy.
8140 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
8141 EXC_PTR_EXPR, FILTER_EXPR.
8142 (is_exception_related): Remove.
8143 (compute_avail): Don't call it.
8144 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
8145 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
8146 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
8147 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
8149 (build_resx): Remove.
8150 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
8151 * tree.h: Update declarations.
8152 (EH_FILTER_MUST_NOT_THROW): Remove.
8153 (struct tree_label_decl): Add eh_landing_pad_nr.
8154 (EH_LANDING_PAD_NR): New.
8155 * value-prof.c (gimple_ic): Tidy variable names. Update for
8156 landing pad numbers.
8157 (gimple_stringop_fixed_value): Tidy variable names. Assert
8158 that neither call stmt can throw.
8159 * vecprim.h (uchar): New.
8160 (VEC(uchar,heap), VEC(uchar,gc)): New.
8162 * c-common.c (c_define_builtins): Update call to
8163 build_common_builtin_nodes.
8164 * c-parser.c (c_parse_file): Don't call
8165 default_init_unwind_resume_libfunc.
8167 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
8169 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
8170 (mips_cprestore_address_p): Likewise.
8171 (mips_save_gp_to_cprestore_slot): Likewise.
8172 (mips_restore_gp): Rename to...
8173 (mips_restore_gp_from_cprestore_slot): ...this.
8174 (mips_must_initialize_gp_p): Declare.
8175 (mips_emit_save_slot_move): Likewise.
8176 (mips_output_load_label): Return nothing.
8177 (mips_eh_uses): Declare.
8178 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
8179 (TARGET_CPRESTORE_DIRECTIVE): New macro.
8180 (TARGET_ABSOLUTE_JUMPS): Likewise.
8181 (EH_USES): Likewise.
8182 (FIRST_PSEUDO_REGISTER): Update comment.
8183 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
8184 (MIPS_CALL): ...here.
8185 (REGISTER_NAMES): Add $cprestore.
8186 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
8187 Add load_label_length, has_inflexible_gp_insn_p,
8188 has_flexible_gp_insn_p, must_initialize_gp_p and
8189 must_restore_gp_when_clobbered_p.
8190 (mips_expand_call): Don't generate split instructions here.
8191 (mips_split_call): Update the call to mips_restore_gp after
8192 the above name change.
8193 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
8194 (mips_find_gp_ref): New function.
8195 (mips_insn_has_inflexible_gp_ref_p): Likewise.
8196 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
8197 (mips_insn_has_flexible_gp_ref_p): Likewise.
8198 (mips_cfun_has_flexible_gp_ref_p): Likewise.
8199 (mips_function_has_gp_insn): Delete.
8200 (mips_global_pointer): Drop the df_regs_ever_live_p check.
8201 Use the new functions above. Only return INVALID_REGNUM
8202 for TARGET_ABSOLUTE_JUMPS.
8203 (mips_must_initialize_gp_p): New function.
8204 (mips_get_cprestore_base_and_offset): New function, extracted from...
8205 (mips_cprestore_slot): ...here. Take a bool parameter.
8206 (mips_cfun_has_cprestore_slot_p): New function.
8207 (mips_cprestore_address_p): Likewise.
8208 (mips_save_gp_to_cprestore_slot): Likewise.
8209 (mips_restore_gp): Rename to...
8210 (mips_restore_gp_from_cprestore_slot): ...this. Assert
8211 epilogue_completed. Update the call to mips_cprestore_slot.
8212 Test cfun->machine->must_restore_gp_when_clobbered_p.
8213 (mips_direct_save_slot_move_p): New function.
8214 (mips_emit_save_slot_move): Likewise.
8215 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
8216 of cfun->machine->global_pointer.
8217 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
8218 (mips_save_reg): Use mips_emit_save_slot_move.
8219 (mips_expand_prologue): Set must_initialize_gp_p.
8220 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
8221 for all cprestore saves. Emit a use_cprestore instruction after
8222 setting up the cprestore slot.
8223 (mips_restore_reg): Use mips_emit_save_slot_move.
8224 (mips_process_load_label): New function.
8225 (mips_load_label_length): Likewise.
8226 (mips_output_load_label): Don't return asm: output it here instead.
8227 Use mips_process_load_label.
8228 (mips_adjust_insn_length): Adjust the length of branch instructions
8229 that have length MAX_PIC_BRANCH_LENGTH.
8230 (mips_output_conditional_branch): Update the call to
8231 mips_output_load_label. Assume the branch target is OPERANDS[0]
8232 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
8233 (mips_output_order_conditional_branch): Swap the meaning of
8234 OPERANDS[0] and OPERANDS[1].
8235 (mips_variable_issue): Don't count ghost instructions.
8236 (mips_expand_ghost_gp_insns): New function.
8237 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
8238 (mips_output_mi_thunk): Set must_initialize_gp_p.
8239 (mips_eh_uses): New function.
8240 * config/mips/predicates.md (cprestore_save_slot_operand)
8241 (cprestore_load_slot_operand): New predicates.
8242 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
8243 (UNSPEC_MOVE_GP): Likewise.
8244 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
8245 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
8246 (CPRESTORE_SLOT_REGNUM): New register.
8247 (MAX_PIC_BRANCH_LENGTH): New constant.
8248 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
8249 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
8250 branches. Fix commentary.
8251 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
8252 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
8253 Change type to "ghost".
8254 (loadgp_absolute_<mode>): Likewise.
8255 (loadgp_rtp_<mode>): Likewise.
8256 (copygp_mips16): Likewise.
8257 (loadgp_blockage): Remove redundant mode attribute.
8258 (potential_cprestore): New instruction.
8259 (cprestore): Turn into an unspec set.
8260 (use_cprestore): New instruction.
8261 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
8262 (*branch_fp_inverted): Likewise.
8263 (*branch_order<mode>): Likewise.
8264 (*branch_order<mode>_inverted): Likewise.
8265 (*branch_equality<mode>): Likewise.
8266 (*branch_equality<mode>_inverted): Likewise.
8267 (*branch_bit<bbv><mode>): Likewise.
8268 (*branch_bit<bbv><mode>_inverted): Likewise.
8269 (*branch_equality<mode>_mips16): Remove redundant mode.
8270 (jump): Turn into a define_expand.
8271 (*jump_absolute): New instruction.
8272 (*jump_pic): Likewise.
8273 (*jump_mips16): Rename previously-unnamed pattern. Remove
8274 redundant mode attribute.
8275 (restore_gp): Split on epilogue_completed rather than
8276 reload_completed. Change type to "ghost".
8277 (move_gp<mode>): New instruction.
8278 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
8279 Remove redundant mode attribute.
8280 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
8281 (bc1any4f, bc1any2t, bc1any2f): Likewise.
8282 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
8284 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8287 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
8288 are returned in the same register (vs34 or v2) that Altivec vector
8289 types are returned in.
8290 (rs6000_libcall_value): Ditto.
8293 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
8294 instead of explicit addsi3/adddi3 calls.
8295 (rs6000_split_multireg_move): Ditto.
8296 (rs6000_emit_allocate_stack): Ditto.
8297 (rs6000_emit_prologue): Ditto.
8298 (rs6000_output_mi_thunk): Ditto.
8300 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
8301 size is 64 bits if we can use 64-bit registers.
8303 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
8305 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
8308 From Jie Zhang <jie.zhang@analog.com>:
8309 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
8310 save FP and RETS with saveall attribute.
8311 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
8312 with saveall attribute.
8314 * config/bfin/bfin.c (bfin_expand_builtin,
8315 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
8318 From Jie Zhang <jie.zhang@analog.com>:
8319 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
8320 before use in two places.
8321 * config/bfin/bfin.md (AREG): Define mode iterator.
8322 (reload_in, reload_out): Use mode iterator AREG.
8324 2009-09-14 Richard Guenther <rguenther@suse.de>
8327 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
8328 EH personality path.
8330 2009-09-13 Richard Guenther <rguenther@suse.de>
8331 Rafael Avila de Espindola <espindola@google.com>
8333 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
8334 (LANG_HOOKS_EH_PERSONALITY): Likewise.
8335 (LANG_HOOKS_INITIALIZER): Adjust.
8336 (lhd_pass_through_t): Declare.
8337 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
8339 * langhooks.c (lhd_pass_through_t): New function.
8340 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
8341 dwarf2out_begin_prologue): Use personality from current_function_decl.
8342 * expr.h (get_personality_function): Declare.
8343 * expr.c (get_personality_function): New function.
8344 (build_personality_function): Likewise.
8345 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
8346 (eh_personality_libfunc): Remove.
8347 * optabs.c (build_libfunc_function): New function split out from ...
8348 (init_one_libfunc): ... here.
8349 * tree.h (DECL_FUNCTION_PERSONALITY): New.
8350 (tree_function_decl): Add personality.
8351 (lhd_gcc_personality): Declare.
8352 (build_personality_function): Likewise.
8353 * tree.c (gcc_eh_personality_decl): New.
8354 (lhd_gcc_personality): New function.
8355 * except.h (lang_eh_runtime_type): Remove.
8356 (enum eh_personality_kind): New.
8357 (build_personality_function): Declare.
8358 (function_needs_eh_personality): Declare.
8359 * except.c (lang_eh_runtime_type): Remove.
8360 (function_needs_eh_personality): New function.
8361 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
8362 (sjlj_emit_function_enter, output_function_exception_table):
8363 Use personality from current_function_decl.
8364 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
8365 * tree-inline.c (tree_can_inline_p): Do not inline across different
8367 (expand_call_inline): Likewise. Adjust the callers EH personality.
8368 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
8369 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
8370 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
8371 (c-parser.o): Likewise
8372 * c-tree.h (c_eh_initialized_p): Remove.
8373 (c_maybe_initialize_eh): Likewise.
8374 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
8375 (finish_decl): Don't call c_maybe_initialize_eh.
8376 (c_eh_initialized_p): Remove.
8377 (c_maybe_initialize_eh): Likewise.
8378 * c-parser.c (c_parser_omp_construct): Likewise.
8379 (c_parse_file): Initialize exception handling.
8381 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
8383 * config.gcc (tm_file): Remove i386/biarch32.h
8384 for i?86-w64-mingw* case.
8385 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
8387 * config.host: Set for x64 mingw the option
8388 use_long_long_for_widest_fast_int to yes.
8390 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
8392 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
8393 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
8394 (dbxout_begin_function): Likewise.
8395 * final.c (dwarf2_debug_info_emitted_p): New predicate.
8396 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
8397 set on the function.
8398 (final_end_function): Likewise.
8399 (final_scan_insn): Likewise.
8400 (rest_of_handle_final): Likewise.
8401 * varasm.c (assemble_start_function): Likewise.
8402 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8404 2009-09-12 Jason Merrill <jason@redhat.com>
8406 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
8407 * opts.c (common_handle_option): constify.
8409 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
8411 * doc/install.texi (avr): Remove obsolete reference site.
8413 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
8415 * doc/install.texi (Binaries): Adjust AIX link.
8417 2009-09-12 Akim Demaille <demaille@gostai.com>
8419 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
8420 Use an imperative sentence.
8422 2009-09-11 Richard Henderson <rth@redhat.com>
8424 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
8425 structure-name and has-tree-operands arguments; update all entries.
8426 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
8428 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
8429 (gsstruct_code_size): New.
8430 (gss_for_code_): New.
8431 (gss_for_code): Remove.
8432 (gimple_size): Rewrite using gsstruct_code_size.
8433 (gimple_statement_structure): Move to gimple.h.
8434 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
8435 (gss_for_code, gimple_statement_structure): New.
8436 (gimple_ops): Use new arrays; tidy.
8438 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8440 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
8441 operand to be a PLUS expression.
8442 * config/pa/pa.c (pa_secondary_reload): Likewise.
8444 2009-09-11 Jakub Jelinek <jakub@redhat.com>
8446 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
8448 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
8451 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
8453 From Jie Zhang <jie.zhang@analog.com>:
8454 * doc/extend.texi (node Function Attributes): Document l2
8456 (node Blackfin Variable Attributes): Document l2 variable attributes.
8458 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
8460 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
8461 to match the system compiler's configuration at inflection point.
8462 Add comment to remark a remaining difference with system compiler.
8464 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
8465 * configure: Regenerate.
8467 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
8469 From Jie Zhang <jie.zhang@analog.com>:
8470 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
8471 (bfin_handle_l2_attribute): New.
8472 (bfin_attribute_table): Add l2 attribute.
8474 2009-09-11 Michael Matz <matz@suse.de>
8477 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
8478 on the local_decls list.
8480 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
8484 * cselib.c (cselib_expand_value_rtx_cb): Document callback
8486 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
8487 for VALUEs, to implement the documented interface.
8488 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
8489 Adjust for VALUEs and anything else, to implement the
8490 documented interface.
8492 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
8494 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
8495 with actual SPE/paired vector modes before using 64-bit alignment.
8496 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
8498 2009-09-10 DJ Delorie <dj@redhat.com>
8500 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
8503 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
8504 * config/mep/mep.c (mep_legitimate_constant_p): New.
8505 * config/mep/mep-protos.h: Prototype it.
8507 2009-09-10 Richard Henderson <rth@redhat.com>
8509 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
8511 2009-09-10 Jason Merrill <jason@redhat.com>
8513 * tree.c (chain_index): New fn.
8514 * tree.h: Declare it.
8516 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8518 * config/sol2-c.c (cmn_err_length_specs): Initialize
8519 scalar_identity_flag.
8521 2009-09-10 Richard Henderson <rth@redhat.com>
8523 * tree.h (struct tree_decl_common): Move align member earlier;
8524 move label_decl_uid member ...
8525 (struct tree_label_decl): ... here.
8526 (LABEL_DECL_UID): Update to match.
8528 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
8531 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
8532 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
8534 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
8535 dest_prev if the edge is complex.
8537 * tree-cfg.c (is_ctrl_stmt): Use a switch.
8539 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
8540 loop latch tests earlier.
8542 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
8543 before GIMPLE_RETURN, not after its predecessor; insert
8546 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
8547 gimple_seq_empty_p to test for no PHI nodes.
8548 * tree-cfg.c (split_critical_edges): Likewise.
8550 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
8552 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
8554 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
8555 introduced by the VTA branch merge.
8557 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
8559 * ira-conflicts.c: Use fputs or putc instead of fprintf
8563 * tree-switch-conversion.c: Ditto.
8565 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
8567 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
8568 introduced by the VTA branch merge.
8570 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
8573 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
8575 PR rtl-optimization/39779
8576 * expr.c (convert_modes): Return when mode == oldmode after
8577 CONST_INTs are processed.
8579 2009-09-10 Nick Clifton <nickc@redhat.com>
8581 * config/mep/mep.c (mep_encode_section_info): Copy weakness
8582 attribute and referring decl when creating renamed symbol.
8584 2009-09-10 Richard Guenther <rguenther@suse.de>
8587 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
8589 (cgraph_finalize_compilation_unit): Compute reachability
8590 before emitting thunks. Properly process aliases before
8591 possibly removing unreachable nodes.
8593 2009-09-10 Richard Guenther <rguenther@suse.de>
8596 * tree.c (struct free_lang_data_d): Add worklist member.
8597 (find_decls_types_r): Push onto the worklist instead of recursing.
8598 Handle TREE_BINFOs properly.
8599 (find_decls_types): New function wrapped around find_decls_types_r
8600 to process the worklist.
8601 (find_decls_types_in_eh_region): Use it.
8602 (find_decls_types_in_node): Likewise.
8603 (find_decls_types_in_var): Likewise.
8604 (free_lang_data_in_cgraph): Likewise. Free the worklist.
8605 * tree.h (RECORD_OR_UNION_TYPE_P): New.
8606 (AGGREGATE_TYPE_P): Adjust.
8608 2009-09-09 Jason Merrill <jason@redhat.com>
8610 * configure.ac: Check glibc version even if we have an in-tree
8613 2009-09-09 Anthony Green <green@moxielogic.com>
8615 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
8616 the constant 0 when appropriate.
8617 * config/moxie/constraints.md: Add constraint O.
8619 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
8620 to pass up to 6 32-bit argument values in registers.
8621 (moxie_function_arg): Ditto.
8622 (moxie_arg_partial_bytes): Ditto.
8623 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
8624 (REG_PARM_STACK_SPACE): Ditto.
8625 (FUNCTION_ARG_REGNO_P): Ditto.
8627 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8628 instruction to allocate stack space.
8630 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
8632 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
8633 unnecessarily stringent constraints. Fix address
8634 calculation in the splitters.
8636 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
8638 PR rtl-optimization/39779
8639 * expr.c (convert_modes): Return when mode == oldmode after
8640 CONST_INTs are processed.
8642 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
8645 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
8646 (ix86_expand_prologue): Take frame.padding0 into logic of
8648 (ix86_expand_epilogue): Likewise.
8650 2009-09-09 Jakub Jelinek <jakub@redhat.com>
8652 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
8654 (SHLIB_LINK, SHLIB_INSTALL): Use them.
8655 * config/t-slibgcc-libgcc: New file.
8656 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
8658 2009-09-09 Martin Jambor <mjambor@suse.cz>
8660 PR tree-optimization/41089
8661 * tree-sra.c (find_var_candidates): Do not consider va_lists in
8664 2009-09-09 Richard Henderson <rth@redhat.com>
8666 * gimple.h (CASE_GIMPLE_OMP): New.
8667 (is_gimple_omp): Use it.
8668 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
8669 (verify_gimple_debug): Likewise.
8671 2009-09-09 Richard Guenther <rguenther@suse.de>
8673 PR tree-optimization/41101
8674 * tree-ssa-pre.c (maximal_set): Remove.
8675 (compute_antic_aux): Treat the maximal set as implicitly all ones.
8676 Defer all blocks we didn't visit at least one successor.
8677 (add_to_exp_gen): Do not add to the maximal set.
8678 (make_values_for_phi): Likewise.
8679 (compute_avail): Likewise.
8680 (init_pre): Do not allocate the maximal set.
8681 (execute_pre): Do not dump it.
8683 2009-09-09 Martin Jambor <mjambor@suse.cz>
8685 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
8686 an SSA_NAME rather than a is_gimple_variable.
8688 2009-09-09 Richard Guenther <rguenther@suse.de>
8691 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
8692 code dealing with plain pointer bases.
8693 (maybe_fold_offset_to_reference): Likewise.
8694 (maybe_fold_stmt_addition): Adjust.
8696 2009-09-09 Richard Guenther <rguenther@suse.de>
8698 * tree.c (free_lang_data_in_type): Do not free the type variant
8700 (free_lang_data): Merge char_type_node with its properly signed
8702 (pass_ipa_free): Collect after freeing language specific data.
8704 2009-09-09 Michael Matz <matz@suse.de>
8707 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
8708 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
8709 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
8712 2009-09-08 DJ Delorie <dj@redhat.com>
8714 * config/mep/mep.c (conversions[]): Add "ml" pattern.
8716 2009-09-04 Jason Merrill <jason@redhat.com>
8718 * tree.c (tree_find_value): Remove.
8719 * tree.h: Remove prototype.
8720 * varasm.c (assemble_external): Use value_member instead.
8722 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8724 * toplev.c (process_options): Choose default debugging type when
8725 gtoggle enables debug info and type is unset.
8727 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8731 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
8734 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8736 * configure: Rebuilt with modified libtool.m4.
8738 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8743 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
8745 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8747 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
8748 (remove_statement): Likewise.
8749 (rewrite_use_nonlinear_expr): Adjust.
8750 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
8751 * tree-ssa.c (release_defs_bitset): ... this. New.
8752 * tree-flow.h (release_defs_bitset): Declare.
8754 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8757 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
8758 in the middle block.
8760 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
8762 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
8763 via intptr_t to long type.
8764 (insert_operand_rank): Cast long type via intptr_t to
8766 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
8768 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
8769 from pointer to unsigned via uintptr_t.
8771 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
8772 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
8774 * configure: Regenerated.
8775 * config.in: Regenerated
8776 * system.h (stdint.h): Add include.
8777 (inttypes.h): Likewise.
8778 * Makefile.in (aclocal): Add config/stdint.m4.
8779 * aclocal.m4: Regenerated.
8781 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
8783 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
8785 (note_np_check_stores): New function.
8786 (harmless_null_pointer_p): New function.
8787 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
8788 changed. Take into account whether we're in the shadow of a condjump
8789 that tested NP_REG for NULL.
8790 Lose all code that tested for SEQUENCEs.
8791 (workaround_speculation): Avoid inserting NOPs for loads that are
8792 either always executed or a NULL pointer.
8794 2009-09-08 Jan Hubicka <jh@suse.cz>
8796 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
8797 * params.def (early-inlining-insns): Likewise.
8799 2009-09-08 Jakub Jelinek <jakub@redhat.com>
8801 PR rtl-optimization/41239
8802 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
8803 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
8805 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
8806 across calls, as the calls might not always return normally.
8807 (call_may_noreturn_p): New function.
8808 (deps_analyze_insn): Update last_function_call_may_noreturn list.
8809 (init_deps): Initialize it.
8810 (remove_from_deps): Also remove calls from
8811 last_function_call_may_noreturn list.
8813 2009-09-07 Richard Henderson <rth@redhat.com>
8815 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
8816 more VR->OPERANDS than LHS operands. Free LHS before returning.
8818 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8820 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
8821 (attr "addrtype"): New member "spreg".
8822 Use it if mem_spfp_address_operand is true for the address.
8823 (attr "type"): New entry "stall".
8824 (cpu_unit "load"): New.
8825 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
8827 (insn_reservation "loadsp"): New.
8828 (insn_reservation "load_stall1"): New.
8829 (insn_reservation "load_stall3"): New.
8831 * config/bfin/predicates.md (const1_operand, const3_operand): New.
8832 (mem_p_address_operand): Exclude stack and frame pointer based
8834 (mem_spfp_address_operand): New; match them here.
8835 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
8836 (bfin_reorg): Call it if scheduling insns.
8837 (bfin_gen_bundles): Remove dummy insns created by
8838 add_sched_insns_for_speculation.
8840 From Jie Zhang <jie.zhang@analog.com>:
8841 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
8842 bfin_si_revision, bfin_workarounds): Move these ...
8843 * config/bfin/bfin.h: ... here.
8845 From Mike Frysinger <michael.frysinger@analog.com>
8846 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
8847 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
8848 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
8849 bf547m, bf548m, and bf549m.
8850 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
8851 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
8852 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
8853 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
8854 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
8855 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
8856 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
8857 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
8858 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
8859 bf542m, bf544m, bf547m, bf548m, and bf549m.
8861 From Jie Zhang <jie.zhang@analog.com>:
8862 * config/bfin/predicates.md (p_register_operand): New predicate.
8863 (dp_register_operand): New predicate.
8864 * config/bfin/bfin-protos.h (WA_05000074): Define.
8865 (ENABLE_WA_05000074): Define.
8866 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
8867 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
8868 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
8869 (define_attr addrtype): Allow load/store register to be P register.
8870 (define_attr storereg): New.
8871 (define_cpu_unit anomaly_05000074): New.
8872 (define_insn_reservation dsp32shiftimm): New.
8873 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
8874 (define_insn_reservation loadp): Cannot use slot2.
8875 (define_insn_reservation loadsp): Cannot use slot2.
8876 (define_insn_reservation storep): Cannot use slot2. Does not
8877 apply when working around 05000074.
8878 (define_insn_reservation storep_anomaly_05000074): New.
8879 (define_insn_reservation storei): Does not apply when working
8881 (define_insn_reservation storei_anomaly_05000074): New.
8882 (define_attr length): Add dsp32shiftimm case.
8883 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
8884 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
8885 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
8886 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
8887 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
8889 2009-09-07 Martin Jambor <mjambor@suse.cz>
8892 * tree-sra.c (create_artificial_child_access): Return NULL if
8893 build_ref_for_offset fails.
8894 (propagate_subacesses_accross_link): Allow build_ref_for_offset
8895 and create_artificial_child_access to fail.
8897 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
8900 * unwind-dw2.c (uw_init_context_1): Mark noinline.
8901 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
8902 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
8904 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8906 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
8907 block, ensure it has an exit edge. Emit a barrier after a jump.
8909 2009-09-07 Nick Clifton <nickc@redhat.com>
8911 * gcc.c (this_is_linker_script): New variable. Like
8912 this_is_library_file but for the %T constructor.
8913 (end_going_arg): If this_is_linker_script is set then locate the
8914 script and insert a --script switch before it
8915 (do_spec_2): Initialise this_is_linker_script.
8916 (do_spec_1): Likewise. Handle %T construct.
8917 (eval_spec_function): Preserve this_is_linker_script.
8918 * doc/invoke.texi: Document %T construct in spec files.
8919 * config/m32c/m32c.h (LIB_SPEC): Use it.
8921 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8923 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
8924 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
8925 when volatile flag is set.
8926 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
8928 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
8931 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
8932 (combine_stack_adjustments_for_block): Allow insns between stack
8933 adjustments and stores with corresponding pre-(dec|inc)rement or
8934 pre-modify operation.
8936 2009-09-06 Jakub Jelinek <jakub@redhat.com>
8939 * combine-stack-adj.c (struct csa_memlist): Rename to...
8940 (struct csa_reflist): ... this. Rename mem field to ref.
8941 (free_csa_memlist): Rename to...
8942 (free_csa_reflist): ... this.
8943 (record_one_stack_memref): Rename to...
8944 (record_one_stack_ref): ... this. Handle also REG_P.
8945 (try_apply_stack_adjustment): Handle also REG_P.
8946 (struct record_stack_memrefs_data): Rename to...
8947 (struct record_stack_refs_data): ... this. Rename memlist field to
8949 (record_stack_memrefs): Rename to...
8950 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
8951 subexpressions instead of failing when a MEM contains SP references.
8952 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
8953 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
8955 2009-09-06 Richard Guenther <rguenther@suse.de>
8958 * tree.c (build_array_type): Do not record types marked
8959 with structural equality in the canonical type hashtable.
8961 2009-09-06 Richard Guenther <rguenther@suse.de>
8964 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
8966 2009-09-05 Richard Guenther <rguenther@suse.de>
8969 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
8971 2009-09-05 Richard Guenther <rguenther@suse.de>
8974 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
8976 2009-09-05 Richard Guenther <rguenther@suse.de>
8979 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
8980 before comparing function argument types.
8982 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8985 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
8988 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
8991 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
8993 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
8994 locators before emit_insn is called.
8996 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
8999 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
9000 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
9001 (reginfo_init): Don't call allocate_reg_info.
9003 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9006 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
9007 NONDEBUG_INSN_P instead of INSN_P.
9009 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9012 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
9014 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9017 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
9018 pattern of the split.
9020 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9022 * toplev.c (process_options): Move setter of flag_var_tracking
9023 before other tests that depend on it. Move down setter of
9024 flag_rename_registers. Don't enable var-tracking-assignments
9025 by default if selective scheduling is enabled. Warn if both
9028 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9030 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
9031 comment. Use switch statement to catch overlaps between rtx
9032 and tree codes. Accept FUNCTION_DECLs in addition to those in...
9033 (IS_DECL_CODE): ... here. Remove.
9034 (check_value_is_not_decl): Remove.
9035 (dv_from_decl, dv_from_value): Check after conversion.
9037 2009-09-04 Richard Guenther <rguenther@suse.de>
9040 * (cgraph_finalize_compilation_unit): Move finalizing aliases
9041 after emitting tunks. Move emitting thunks and ctors from ...
9042 (cgraph_optimize): ... here. Remove redundant
9043 cgraph_analyze_functions.
9044 * varasm.c (find_decl_and_mark_needed): Remove no longer
9046 (finish_aliases_1): Adjust check for thunk aliases.
9048 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
9050 * config/arm/arm.md (ctzsi2): Added braces
9051 to avoid warning that broke booststrap.
9053 2009-09-04 Martin Jambor <mjambor@suse.cz>
9055 PR tree-optimization/41112
9056 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
9057 handle variable-bounded arrays.
9058 (expr_with_var_bounded_array_refs_p): New function.
9059 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
9061 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
9063 * config/s390/2097.md: Removed two incorrect bypasses.
9064 (z10_fsimpdf): Fixed latency.
9065 (z10_fhex): New insn_reservation.
9066 (z10_floaddf): Fixed latency.
9067 (z10_floadsf): Fixed latency.
9068 (z10_ftrunctf): Fixed latency.
9069 (z10_ftruncdf): Fixed latency.
9070 * config/s390/s390.c (z10_cost): Fixed values.
9071 (s390_adjust_priority): Added z10 path.
9072 * config/s390/s390.md (type): Added fhex.
9073 (*mov<mode>_64dfp): Updated type attribute.
9074 (*mov<mode>_64): Updated type attribute.
9075 (*mov<mode>_31): Updated type attribute.
9076 (*mov<mode>"): Likewise.
9077 * config/s390/2084.md (x_fsimpdf): Updated condition.
9079 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
9081 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
9082 RTXs in the predicate for operand 1.
9084 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
9086 * config/arm/arm.md (UNSPEC_RBIT): New constant.
9087 (rbitsi2): New insn.
9088 (ctzsi2): New expand.
9089 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
9091 2009-09-03 Martin Jambor <mjambor@suse.cz>
9093 * tree-sra.c (duplicate_expr_for_different_base): Removed.
9094 (create_artificial_child_access): Use build_ref_for_offset instead
9095 of duplicate_expr_for_different_base.
9096 (propagate_subacesses_accross_link): Likewise.
9098 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
9100 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
9102 (mips16e_collect_argument_saves): Skip debug instructions.
9103 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
9104 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
9105 (r10k_insert_cache_barriers): Likewise.
9106 (mips_reorg_process_insns): Likewise.
9108 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
9111 * ira.c (update_equiv_reg): Remove check on class likely spill.
9113 2009-09-03 Jakub Jelinek <jakub@redhat.com>
9116 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
9117 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
9121 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
9122 the stack slot if it is passed by invisible reference.
9123 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
9124 by invisible reference.
9126 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
9128 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
9129 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
9130 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
9132 * config/bfin/sync.md: New file.
9133 * config/bfin/bfin.md: Include it.
9134 (UNSPEC_ATOMIC): New.
9135 (UNSPEC_ONES): Provide a unique number.
9137 From Jie Zhang <jie.zhang@analog.com>:
9138 * config/bfin/bfin.c (ret_regs): New.
9139 (must_save_fp_p): Don't return true because of frame_pointer_needed.
9140 (must_save_rets_p): New.
9141 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
9142 current_function_is_leaf.
9143 (do_link): Likewise.
9144 (do_unlink): Likewise.
9145 (expand_interrupt_handler_prologue): Use ret_regs array.
9146 (expand_interrupt_handler_epilogue): Use ret_regs array and
9147 pass return register to gen_return_internal.
9148 (bfin_expand_epilogue): Pass return register to
9149 gen_return_internal.
9150 (bfin_expand_call): Explicitly clobber RETS.
9151 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
9152 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
9153 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
9154 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
9156 (return_internal): Take a reg rtx rather than the register number.
9158 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
9160 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
9161 when comparing against estimated_loop_iterations_int return.
9163 2009-09-03 Richard Guenther <rguenther@suse.de>
9165 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
9166 eh_personality_libfunc.
9168 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
9170 * tree-parloops.c (separate_decls_in_region): Add space.
9172 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
9174 * tree-parloops.c (separate_decls_in_region): Change the condition
9175 checking if there are reductions in the loop.
9177 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
9179 PR tree-optimization/38275
9180 * tree-parloops.c (parallelize_loops): Replace profitability condition
9181 for expected number of iterations.
9183 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
9185 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
9186 (bootstrap-debug): Explain conditions in which it becomes default.
9187 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
9190 2009-09-03 Namhyung Kim <namhyung@gmail.com>
9192 * doc/invoke.texi (Optimize Options): Move
9193 -finline-small-functions to the -O2 list.
9195 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
9197 * toplev.c (process_options): Enable var-tracking-assignments
9198 by default if var-tracking is enabled.
9200 2009-09-02 David Daney <ddaney@caviumnetworks.com>
9202 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
9204 * emit-rtl.c (prev_nonnote_insn_bb): New function.
9205 * rtl.h (prev_nonnote_insn_bb): Declare it.
9207 2009-09-03 Diego Novillo <dnovillo@google.com>
9209 * cgraph.c (cgraph_node_for_decl): New.
9210 * cgraph.h (cgraph_node_for_decl): Declare.
9211 * tree.c (host_integerp): Return 0 if T is NULL.
9213 2009-09-03 Diego Novillo <dnovillo@google.com>
9215 * tree.h (struct alias_pair): Move from varasm.c.
9216 (alias_pairs): Likewise.
9217 (TYPE_MAXVAL): Define.
9218 (TYPE_MINVAL): Define.
9219 (iterative_hash_host_wide_int): Declare.
9220 (remove_unreachable_alias_pairs): Declare.
9221 * tree-pass.h (pass_ipa_free_lang_data): Declare.
9222 * diagnostic.c (default_diagnostic_starter): Make extern.
9223 (default_diagnostic_finalizer): Make extern.
9224 * diagnostic.h (default_diagnostic_starter): Declare.
9225 (default_diagnostic_finalizer): Declare.
9226 (default_tree_printer): Declare.
9227 * toplev.c (default_tree_printer): Make extern.
9229 2009-09-03 Richard Guenther <rguenther@suse.de>
9230 Diego Novillo <dnovillo@google.com>
9232 * cgraph.c (cgraph_add_new_function): Remove gimplification.
9233 * cgraphunit.c (cgraph_expand_function): Do not emit
9234 associated thunks from here.
9235 (cgraph_emit_thunks): New.
9236 (cgraph_optimize): Call it.
9237 Return if any IPA pass finds an error.
9238 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
9241 2009-09-03 Simon Baldwin <simonb@google.com>
9242 Rafael Espindola <espindola@google.com>
9243 Richard Guenther <rguenther@suse.de>
9244 Doug Kwan <dougkwan@google.com>
9245 Diego Novillo <dnovillo@google.com>
9247 * tree.c: Include tree-pass.h, langhooks-def.h,
9248 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
9249 (free_lang_data_in_type): New.
9250 (need_assembler_name_p): New.
9251 (free_lang_data_in_block): New.
9252 (free_lang_data_in_decl): New.
9253 (struct free_lang_data_d): New.
9254 (add_tree_to_fld_list): New.
9255 (find_decls_types_r): New.
9256 (get_eh_types_for_runtime): New.
9257 (find_decls_types_in_eh_region): New.
9258 (find_decls_types_in_node): New.
9259 (find_decls_types_in_var): New.
9260 (free_lang_data_in_cgraph): New.
9261 (free_lang_data): New.
9262 (gate_free_lang_data): New.
9263 (pass_ipa_free_lang_data): New.
9265 2009-09-03 Diego Novillo <dnovillo@google.com>
9267 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
9268 * langhooks.h (struct lang_hooks): Add field free_lang_data.
9269 (lang_hooks): Remove const qualifier.
9270 * ipa.c (cgraph_remove_unreachable_nodes): Call
9271 remove_unreachable_alias_pairs.
9272 * except.c (add_type_for_runtime): Check if TYPE has
9273 already been converted.
9274 (lookup_type_for_runtime): Likewise.
9275 (check_handled): Handle converted types.
9276 * varasm.c (remove_unreachable_alias_pairs): New.
9277 * gimple.c: Include demangle.h.
9278 (gimple_decl_printable_name): New.
9279 (gimple_fold_obj_type_ref): New.
9280 * gimple.h (gimple_decl_printable_name): Declare.
9281 (gimple_fold_obj_type_ref): Declare.
9282 * passes.c (init_optimization_passes): Add pass
9283 pass_ipa_free_lang_data.
9284 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
9285 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
9287 2009-09-03 Diego Novillo <dnovillo@google.com>
9289 * c-lang.c (lang_hooks): Remove const qualifier.
9291 2009-09-02 Loren James Rittle <ljrittle@acm.org>
9293 * doc/install.texi (*-*-freebsd*): Update target information.
9295 2009-09-02 Anatoly Sokolov <aesok@post.ru>
9297 * hard-reg-set.h (call_fixed_regs): Remove.
9298 * reginfo.c (call_fixed_regs): Remove.
9299 (init_reg_sets_1): Remove initialization of call_fixed_regs.
9300 (globalize_reg): Don't use call_fixed_regs.
9301 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
9304 2009-09-01 Michael Matz <matz@suse.de>
9306 * expr.h (emit_storent_insn, expand_expr_real_1,
9307 expand_expr_real_2): Declare.
9308 * expr.c (emit_storent_insn, expand_expr_real_1,
9309 expand_expr_real_2): Export.
9310 (store_expr): Setting and evaluating dont_return_target is useless.
9311 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
9312 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
9313 * except.c (expand_resx_expr): Rename to ...
9314 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
9315 * except.h (expand_resx_stmt): Declare.
9316 * stmt.c: Add include gimple.h
9317 (expand_asm_expr): Rename to ...
9318 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
9319 (expand_case): Rewrite to take gimple statement.
9320 * tree.h (expand_asm_stmt): Declare.
9321 (expand_case): Change prototype.
9322 * Makefile.in (stmt.o): Depend on gimple.h.
9323 * builtins.c (expand_builtin_synchronize): Build gimple asm
9324 statement, not an ASM_EXPR.
9325 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
9326 gimple_to_tree, release_stmt_tree): Remove.
9327 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
9328 ggc_free, but hold comparison code and operands separately.
9329 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
9330 (expand_call_stmt, expand_gimple_stmt_1,
9331 expand_gimple_stmt): New helpers.
9332 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
9333 release_stmt_tree. Call expand_gimple_stmt instead.
9334 (expand_gimple_basic_block): Ditto.
9336 * calls.c (emit_call_1): Don't look at EH regions here, make
9337 fntree parameter useless.
9338 (expand_call): New local rettype for TREE_TYPE(exp), use it
9339 throughout. Remove local p, use addr instead.
9340 Don't look at EH regions here.
9342 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
9344 * doc/invoke.texi (-fsched-pressure): Document it.
9345 (-fsched-reg-pressure-heuristic): Remove it.
9347 * reload.c (ira.h): Include.
9348 (find_reloads): Add choosing reload on number of small spilled
9351 * haifa-sched.c (ira.h): Include.
9352 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
9353 saved_reg_pressure, curr_reg_live, saved_reg_live,
9354 region_ref_regs): New variables.
9355 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
9356 initiate_reg_pressure_info, setup_ref_regs,
9357 initiate_bb_reg_pressure_info, save_reg_pressure,
9358 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
9360 (setup_insn_reg_pressure_info): New function.
9361 (rank_for_schedule): Add pressure checking and insn issue time.
9362 Remove comparison of insn reg weights.
9363 (ready_sort): Set insn reg pressure info.
9364 (update_register_pressure, setup_insn_max_reg_pressure,
9365 update_reg_and_insn_max_reg_pressure,
9366 sched_setup_bb_reg_pressure_info): New functions.
9367 (schedule_insn): Add code for printing and updating reg pressure info.
9368 (find_set_reg_weight, find_insn_reg_weight): Remove.
9369 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
9370 (debug_ready_list): Print reg pressure info.
9371 (schedule_block): Ditto. Check insn issue time.
9372 (sched_init): Set up sched_pressure_p. Allocate and set up some
9373 reg pressure related info.
9374 (sched_finish): Free some reg pressure related info.
9375 (fix_tick_ready): Make insn always ready if pressure_p.
9376 (init_h_i_d): Don't call find_insn_reg_weight.
9377 (haifa_finish_h_i_d): Free insn reg pressure info.
9379 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
9380 ira_memory_move_cost, ira_class_hard_regs,
9381 ira_class_hard_regs_num, ira_no_alloc_regs,
9382 ira_available_class_regs, ira_reg_class_cover_size,
9383 ira_reg_class_cover, ira_class_translate): Move to ira.h.
9385 * ira-lives.c (single_reg_class): Check mode to find how many
9386 registers are necessary for operand.
9387 (ira_implicitly_set_insn_hard_regs): New.
9389 * common.opt (fsched-pressure): New options.
9390 (fsched-reg-pressure-heuristic): Remove.
9392 * ira.c (setup_eliminable_regset): Rename to
9393 ira_setup_eliminable_regset. Make it external.
9394 (expand_reg_info): Pass cover class to setup_reg_classes.
9395 (ira): Call resize_reg_info instead of allocate_reg_info.
9397 * sched-deps.c: Include ira.h.
9398 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
9399 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
9400 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
9401 mark_insn_hard_regno_birth, mark_insn_reg_birth,
9402 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
9403 mark_insn_reg_store, mark_insn_reg_clobber,
9404 setup_insn_reg_pressure_info): New.
9405 (sched_analyze_1): Update implicit_reg_pending_uses.
9406 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
9407 Use them to create dependencies. Set insn reg uses and pressure
9408 info. Process reg_pending_uses in one place.
9409 (free_deps): Free implicit sets.
9410 (remove_from_deps): Remove implicit sets if necessary. Check
9411 implicit sets when clearing reg_last_in_use.
9412 (init_deps_global): Clear implicit_reg_pending_clobbers and
9413 implicit_reg_pending_uses.
9415 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
9416 ira_memory_move_cost, ira_class_hard_regs,
9417 ira_class_hard_regs_num, ira_no_alloc_regs,
9418 ira_available_class_regs, ira_reg_class_cover_size,
9419 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
9420 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
9421 ira_implicitly_set_insn_hard_regs): New prototypes.
9423 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
9424 cost_elements_num): New variables.
9425 (allocno_costs, total_costs): Rename to costs and
9426 total_allocno_costs.
9427 (COSTS_OF_ALLOCNO): Rename to COSTS.
9428 (allocno_pref): Rename to pref.
9429 (allocno_pref_buffer): Rename to pref_buffer.
9430 (common_classes): Rename to regno_cover_class.
9432 (record_reg_classes): Set allocno attributes only if allocno_p.
9433 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
9434 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
9435 and COSTS_OF_ALLOCNO.
9436 (print_costs): Rename to print_allocno_costs.
9437 (print_pseudo_costs): New.
9438 (process_bb_node_for_costs): Split into 2 functions with new
9439 function process_bb_for_costs. Pass BB to process_bb_for_costs.
9440 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
9441 new parameter dump_file. Use cost_elements_num instead of
9442 ira_allocnos_num. Make one iteration if preferred classes were
9443 already calculated for scheduler. Make 2 versions of code
9444 depending on allocno_p.
9445 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
9446 regno_cover_class and COSTS instead of common_classes and
9448 (init_costs, finish_costs): New.
9449 (ira_costs): Set up allocno_p and cost_elements_num. Call
9450 init_costs and finish_costs.
9451 (ira_set_pseudo_classes): New.
9453 * rtl.h (allocate_reg_info): Remove.
9454 (resize_reg_info): Change return type.
9455 (reg_cover_class): New.
9456 (setup_reg_classes): Add new parameter.
9458 * sched-int.h (struct deps_reg): New member implicit_sets.
9459 (sched_pressure_p, sched_regno_cover_class): New external definitions.
9460 (INCREASE_BITS): New macro.
9461 (struct reg_pressure_data, struct reg_use_data): New.
9462 (struct _haifa_insn_data): Remove reg_weight. Add members
9463 reg_pressure, reg_use_list, reg_set_list, and
9464 reg_pressure_excess_cost_change.
9465 (struct deps): New member implicit_sets.
9466 (pressure_p): New variable.
9467 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
9468 (struct reg_pressure_data, struct reg_use_data): New.
9469 (INSN_REG_WEIGHT): Remove.
9470 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
9471 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
9472 (sched_init_region_reg_pressure_info,
9473 sched_setup_bb_reg_pressure_info): New prototypes.
9475 * reginfo.c (struct reg_pref): New member coverclass.
9476 (reg_cover_class): New function.
9477 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
9478 (reg_info_size): New variable.
9479 (allocate_reg_info): Make static. Setup reg_info_size.
9480 (resize_reg_info): Use reg_info_size. Return flag of resizing.
9481 (setup_reg_classes): Add a new parameter. Setup cover class too.
9483 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
9486 * sched-rgn.c (deps_join): Set up implicit_sets.
9487 (schedule_region): Set up region and basic blocks pressure
9490 * passes.c (init_optimization_passes): Move
9491 pass_subregs_of_mode_init before pass_sched.
9493 2009-09-02 Martin Jambor <mjambor@suse.cz>
9495 * tree-sra.c (struct access): New field grp_hint.
9496 (dump_access): Dump grp_hint.
9497 (sort_and_splice_var_accesses): Set grp_hint if a group is read
9499 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
9500 those which have been specifically read and somehow written to.
9501 (propagate_subacesses_accross_link): Set grp_hint of right child and
9502 also possibly of the left child.
9504 2009-09-02 Jakub Jelinek <jakub@redhat.com>
9506 * tree-object-size.c (addr_object_size): Always use object_size_type
9507 0 or 2 when determining the pointer pointed object size.
9509 2009-09-02 Richard Guenther <rguenther@suse.de>
9512 2009-08-31 Richard Guenther <rguenther@suse.de>
9514 * builtins.c (fold_builtin_memory_op): Use the alias oracle
9515 to query if the memory regions for memmove overlap.
9516 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
9517 asserts on pointers, instead deal with odd trees.
9518 (ptr_derefs_may_alias_p): Likewise.
9519 (refs_may_alias_p_1): Constructor bases also never alias.
9521 2009-08-01 Christian Bruel <christian.bruel@st.com>
9524 2009-07-31 Christian Bruel <christian.bruel@st.com>
9525 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9527 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
9529 * doc/invoke.texi (-fvar-tracking-assignments): New.
9530 (-fvar-tracking-assignments-toggle): New.
9531 (-fdump-final-insns=file): Mark filename as optional.
9532 (--param min-nondebug-insn-uid): New.
9533 (-gdwarf-@{version}): Mention version 4.
9534 * opts.c (common_handle_option): Accept it.
9535 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
9536 * regrename.c (regrename_optimize): Drop last. Don't count debug
9537 insns as uses. Don't reject change because of debug insn.
9538 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
9539 from the chain starter, and check for inexact matches in DEBUG_INSNS.
9540 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
9541 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
9542 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
9543 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
9544 * doc/gimple.texi (is_gimple_debug): New.
9545 (gimple_debug_bind_p): New.
9546 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
9547 * doc/install.texi (bootstrap-debug): More details.
9548 (bootstrap-debug-big, bootstrap-debug-lean): Document.
9549 (bootstrap-debug-lib): More details.
9550 (bootstrap-debug-ckovw): Update.
9551 (bootstrap-time): New.
9552 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
9553 (insert_phi_nodes_for): Insert debug stmts.
9554 (rewrite_stmt): Take iterator. Insert debug stmts.
9555 (rewrite_enter_block): Adjust.
9556 (maybe_replace_use_in_debug_stmt): New.
9557 (rewrite_update_stmt): Use it.
9558 (mark_use_interesting): Return early for debug stmts.
9559 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
9560 stmts before replacing stmt.
9561 (move_computations_stmt): Likewise.
9562 * ira-conflicts.c (add_copies): Skip debug insns.
9563 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
9564 (regstat_bb_compute_ri): Skip debug insns.
9565 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
9566 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
9567 check_loop_closed_ssa_stmt): Skip debug stmts.
9568 * tree-tailcall.c (find_tail_calls): Likewise.
9569 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
9570 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
9571 (build_var_debug_value_stat): Declare.
9572 (build_var_debug_value): Define.
9573 (target_for_debug_bind): Declare.
9574 * reload.c (find_equiv_reg): Skip debug insns.
9575 * rtlanal.c (reg_used_between_p): Skip debug insns.
9576 (side_effects_p): Likewise.
9577 (canonicalize_condition): Likewise.
9578 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
9579 insns never depend on debug insns.
9580 (create_ddg_dep_no_link): Likewise.
9581 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
9582 Don't add inter-loop dependencies for debug insns.
9583 (build_intra_loop_deps): Likewise.
9584 (create_ddg): Count debug insns.
9585 * ddg.h (struct ddg::num_debug): New.
9586 (num_backargs): Pair up with previous int field.
9587 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
9588 -fcompare-debug-second.
9589 * final.c (get_attr_length_1): Skip debug insns.
9590 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
9591 * gcc.c (invoke_as): Call compare-debug-dump-opt.
9592 (driver_self_specs): Map -fdump-final-insns to
9593 -fdump-final-insns=..
9594 (get_local_tick): New.
9595 (compare_debug_dump_opt_spec_function): Test for . argument and
9596 compute output name. Compute temp output spec without flag name.
9597 Compute -frandom-seed.
9598 (OPT): Undef after use.
9599 * cfgloopanal.c (num_loop_insns): Skip debug insns.
9600 (average_num_loop_insns): Likewise.
9601 * params.h (MIN_NONDEBUG_INSN_UID): New.
9602 * gimple.def (GIMPLE_DEBUG): New.
9603 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
9604 * auto-inc-dec.c (merge_in_block): Skip debug insns.
9605 (merge_in_block): Fix whitespace.
9606 * toplev.c (flag_var_tracking): Update comment.
9607 (flag_var_tracking_assignments): New.
9608 (flag_var_tracking_assignments_toggle): New.
9609 (process_options): Don't open final insns dump file if we're not
9610 going to write to it. Compute defaults for var_tracking.
9611 * df-scan.c (df_insn_rescan_debug_internal): New.
9612 (df_uses_record): Handle debug insns.
9613 * haifa-sched.c (ready): Initialize n_debug.
9614 (contributes_to_priority): Skip debug insns.
9615 (dep_list_size): New.
9617 (rank_for_schedule): Likewise. Schedule debug insns as soon as
9618 they're ready. Disregard previous debug insns to make decisions.
9619 (queue_insn): Never queue debug insns.
9620 (ready_add, ready_remove_first, ready_remove): Count debug insns.
9621 (schedule_insn): Don't reject debug insns because of issue rate.
9622 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
9623 (queue_to_ready): Skip and discount debug insns.
9624 (choose_ready): Let debug insns through.
9625 (schedule_block): Check boundary debug insns. Discount debug
9626 insns, schedule them early. Adjust whitespace.
9627 (set_priorities): Check for boundary debug insns.
9628 (add_jump_dependencies): Use dep_list_size.
9629 (prev_non_location_insn): New.
9630 (check_cfg): Use it.
9631 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
9633 (remove_unused_ivs): Reset debug stmts.
9634 * modulo-sched.c (const_iteration_count): Skip debug insns.
9635 (res_MII): Discount debug insns.
9636 (loop_single_full_bb_p): Skip debug insns.
9637 (sms_schedule): Likewise.
9638 (sms_schedule_by_order): Likewise.
9639 (ps_has_conflicts): Likewise.
9640 * caller-save.c (refmarker_fn): New.
9641 (save_call_clobbered_regs): Replace regs with saved mem in
9643 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
9644 Call refmarker_fn mark for hardregnos.
9645 (mark_reg_as_referenced): New.
9646 (replace_reg_with_saved_mem): New.
9647 * ipa-pure-const.c (check_stmt): Skip debug stmts.
9648 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
9650 (cse_extended_basic_block): Skip debug insns.
9651 (count_reg_usage): Likewise.
9652 (is_dead_reg): New, split out of...
9653 (set_live_p): ... here.
9654 (insn_live_p): Use it for debug insns.
9655 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
9656 (execute_optimize_stdarg): Likewise.
9657 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
9658 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
9659 changes in debug stmts as changes.
9660 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
9661 (moveup_expr): Don't move across debug insns. Don't move
9662 debug insn if it would create a bookkeeping block.
9663 (moveup_expr_cached): Don't use cache for debug insns that
9664 are heads of blocks.
9665 (compute_av_set_inside_bb): Skip debug insns.
9666 (sel_rank_for_schedule): Schedule debug insns first. Remove
9668 (block_valid_for_bookkeeping_p); Support lax searches.
9669 (create_block_for_bookkeeping): Adjust block numbers when
9670 encountering debug-only blocks.
9671 (find_place_for_bookkeeping): Deal with debug-only blocks.
9672 (generate_bookkeeping_insn): Accept no place to insert.
9673 (remove_temp_moveop_nops): New argument full_tidying.
9674 (prepare_place_to_insert): Deal with debug insns.
9675 (advance_state_on_fence): Debug insns don't start cycles.
9676 (update_boundaries): Take fence as argument. Deal with
9678 (schedule_expr_on_boundary): No full_tidying on debug insns.
9679 (fill_insns): Deal with debug insns.
9680 (track_scheduled_insns_and_blocks): Don't count debug insns.
9681 (need_nop_to_preserve_insn_bb): New, split out of...
9682 (remove_insn_from_stream): ... this.
9683 (fur_orig_expr_not_found): Skip debug insns.
9684 * rtl.def (VALUE): Move up.
9686 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
9687 (nearest_common_dominator_of_uses): Take debug_stmts argument.
9688 Set it if debug stmts are found.
9689 (statement_sink_location): Skip debug stmts. Propagate
9690 moving defs into debug stmts.
9691 * ifcvt.c (first_active_insn): Skip debug insns.
9692 (last_active_insns): Likewise.
9693 (cond_exec_process_insns): Likewise.
9694 (noce_process_if_block): Likewise.
9695 (check_cond_move_block): Likewise.
9696 (cond_move_convert_if_block): Likewise.
9697 (block_jumps_and_fallthru_p): Likewise.
9698 (dead_or_predicable): Likewise.
9699 * dwarf2out.c (debug_str_hash_forced): New.
9700 (find_AT_string): Add comment.
9701 (gen_label_for_indirect_string): New.
9702 (get_debug_string_label): New.
9703 (AT_string_form): Use it.
9704 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
9705 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
9706 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
9707 several operations that cannot be represented with DWARF opcodes.
9708 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
9709 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
9710 (dwarf2out_var_location): Take during-call mark into account.
9711 (output_indirect_string): Update comment. Output if there are
9712 label and references.
9713 (prune_indirect_string): New.
9714 (prune_unused_types): Call it if debug_str_hash_forced.
9715 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
9716 (dw_long_long_const): Remove.
9717 (struct dw_val_struct): Change val_long_long type to rtx.
9718 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
9719 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
9720 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
9721 component instead of HOST_BITS_PER_LONG.
9722 (output_loc_operands): Likewise. For const8* assert
9723 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
9724 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
9725 rather than HOST_BITS_PER_LONG is >= 64.
9726 (add_AT_long_long): Remove val_hi and val_lo arguments, add
9728 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
9729 HOST_BITS_PER_LONG for dw_val_class_long_long.
9730 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
9731 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
9732 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
9734 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
9735 Handle DW_OP_implicit_value.
9736 (extract_int): Move prototype earlier.
9737 (mem_loc_descriptor): For SUBREG punt if inner
9738 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
9739 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
9740 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
9741 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
9742 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
9743 instead of Pmode size.
9744 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
9745 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
9746 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
9747 (concat_loc_descriptor, concatn_loc_descriptor,
9748 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
9749 (add_location_or_const_value_attribute): Likewise. For single
9750 location loc_lists attempt to use add_const_value_attribute
9751 for constant decls. Add DW_AT_const_value even if
9752 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
9754 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
9755 (control_flow_insn_p): Likewise.
9756 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
9757 (separate_decls_in_region_debug_bind): New.
9758 (separate_decls_in_region): Process debug bind stmts afterwards.
9759 * recog.c (verify_changes): Handle debug insns.
9760 (extract_insn): Likewise.
9761 (peephole2_optimize): Skip debug insns.
9762 * dse.c (scan_insn): Skip debug insns.
9763 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
9765 (setup_id_for_insn): Handle debug insns.
9766 (maybe_tidy_empty_bb): Adjust whitespace.
9767 (tidy_control_flow): Skip debug insns.
9768 (sel_remove_insn): Adjust for debug insns.
9769 (sel_estimate_number_of_insns): Skip debug insns.
9770 (create_insn_rtx_from_pattern): Handle debug insns.
9771 (create_copy_of_insn_rtx): Likewise.
9772 * sel-sched-.h (sel_bb_end): Declare.
9773 (sel_bb_empty_or_nop_p): New.
9774 (get_all_loop_exits): Use it.
9775 (_eligible_successor_edge_p): Likewise.
9776 (return_nop_to_pool): Adjust.
9777 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
9778 * ira-lives.c (process_bb_node_lives): Skip debug insns.
9779 * gimple-pretty-print.c (dump_gimple_debug): New.
9780 (dump_gimple_stmt): Use it.
9781 (dump_bb_header): Skip gimple debug stmts.
9782 * regmove.c (optimize_reg_copy_1): Discount debug insns.
9783 (fixup_match_2): Likewise.
9784 (regmove_backward_pass): Likewise. Simplify combined
9785 replacement. Handle debug insns.
9786 * function.c (instantiate_virtual_regs): Handle debug insns.
9787 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
9788 * print-rtl.h: Include cselib.h.
9789 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
9790 * df.h (df_inns_rescan_debug_internal): Declare.
9791 * gcse.c (alloc_hash_table): Estimate n_insns.
9792 (cprop_insn): Don't regard debug insns as changes.
9793 (bypass_conditional_jumps): Skip debug insns.
9794 (one_pre_gcse_pass): Adjust.
9795 (one_code_hoisting_pass): Likewise.
9796 (compute_ld_motion_mems): Skip debug insns.
9797 (one_cprop_pass): Adjust.
9798 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
9799 (if_convertible_stmt_p): Handle debug stmts.
9800 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
9801 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
9802 * ira-build.c (create_bb_allocnos): Skip debug insns.
9803 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
9804 (has_single_use): Likewise.
9805 (single_imm_use): Likewise.
9806 (num_imm_uses): Likewise.
9807 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
9808 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
9809 (create_outofssa_var_map): Likewise.
9810 * lower-subreg.c (adjust_decomposed_uses): New.
9811 (resolve_debug): New.
9812 (decompose_multiword_subregs): Use it.
9813 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
9814 * emit-rtl.c: Include params.h.
9815 (cur_debug_insn_uid): Define.
9816 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
9817 (copy_rtx_if_shared_1): Handle debug insns.
9818 (reset_used_flags): Likewise.
9819 (set_used_flags): LIkewise.
9820 (get_max_insn_count): New.
9821 (next_nondebug_insn): New.
9822 (prev_nondebug_insn): New.
9823 (make_debug_insn_raw): New.
9824 (emit_insn_before_noloc): Handle debug insns.
9825 (emit_jump_insn_before_noloc): Likewise.
9826 (emit_call_insn_before_noloc): Likewise.
9827 (emit_debug_insn_before_noloc): New.
9828 (emit_insn_after_noloc): Handle debug insns.
9829 (emit_jump_insn_after_noloc): Likewise.
9830 (emit_call_insn_after_noloc): Likewise.
9831 (emit_debug_insn_after_noloc): Likewise.
9832 (emit_insn_after): Take loc from earlier non-debug insn.
9833 (emit_jump_insn_after): Likewise.
9834 (emit_call_insn_after): Likewise.
9835 (emit_debug_insn_after_setloc): New.
9836 (emit_debug_insn_after): New.
9837 (emit_insn_before): Take loc from later non-debug insn.
9838 (emit_jump_insn_before): Likewise.
9839 (emit_call_insn_before): Likewise.
9840 (emit_debug_insn_before_setloc): New.
9841 (emit_debug_insn_before): New.
9842 (emit_insn): Handle debug insns.
9843 (emit_debug_insn): New.
9844 (emit_jump_insn): Handle debug insns.
9845 (emit_call_insn): Likewise.
9847 (init_emit): Take min-nondebug-insn-uid into account.
9848 Initialize cur_debug_insn_uid.
9849 (emit_copy_of_insn_after): Handle debug insns.
9850 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
9851 location of single rhs in place.
9852 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
9853 (floor_sdiv_adjust): New.
9854 (cell_sdiv_adjust): New.
9855 (cell_udiv_adjust): New.
9856 (round_sdiv_adjust): New.
9857 (round_udiv_adjust): New.
9858 (wrap_constant): Moved from cselib.
9859 (unwrap_constant): New.
9860 (expand_debug_expr): New.
9861 (expand_debug_locations): New.
9862 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
9864 (gimple_expand_cfg): Expand debug locations.
9865 * cselib.c: Include tree-pass.h.
9866 (struct expand_value_data): New.
9867 (cselib_record_sets_hook): New.
9868 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
9869 (cselib_clear_table): Move, and implemnet in terms of...
9870 (cselib_reset_table_with_next_value): ... this.
9871 (cselib_get_next_unknown_value): New.
9872 (discard_useless_locs): Don't discard preserved values.
9873 (cselib_preserve_value): New.
9874 (cselib_preserved_value_p): New.
9875 (cselib_preserve_definitely): New.
9876 (cselib_clear_preserve): New.
9877 (cselib_preserve_only_values): New.
9878 (new_cselib_val): Take rtx argument. Dump it in details.
9879 (cselib_lookup_mem): Adjust.
9880 (expand_loc): Take regs_active in struct. Adjust. Silence
9881 dumps unless details are requested.
9882 (cselib_expand_value_rtx_cb): New.
9883 (cselib_expand_value_rtx): Rename and reimplment in terms of...
9884 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
9885 without details. Copy more subregs. Try to resolve values
9886 using a callback. Wrap constants.
9887 (cselib_subst_to_values): Adjust.
9888 (cselib_log_lookup): New.
9889 (cselib_lookup): Call it.
9890 (cselib_invalidate_regno): Don't count preserved values as useless.
9891 (cselib_invalidate_mem): Likewise.
9892 (cselib_record_set): Likewise.
9893 (struct set): Renamed to cselib_set, moved to cselib.h.
9894 (cselib_record_sets): Adjust. Call hook.
9895 (cselib_process_insn): Reset table when it would be cleared.
9896 (dump_cselib_val): New.
9897 (dump_cselib_table): New.
9898 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
9899 (remove_forwarder_block): Support moving debug stmts.
9900 * cselib.h (cselib_record_sets_hook): Declare.
9901 (cselib_expand_callback): New type.
9902 (cselib_expand_value_rtx_cb): Declare.
9903 (cselib_reset_table_with_next_value): Declare.
9904 (cselib_get_next_unknown_value): Declare.
9905 (cselib_preserve_value): Declare.
9906 (cselib_preserved_value_p): Declare.
9907 (cselib_preserve_only_values): Declare.
9908 (dump_cselib_table): Declare.
9909 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
9910 (try_crossjump_to_edge): Likewise.
9911 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
9912 dominated blocks when debug stmts are present.
9913 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
9914 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
9915 (set_var_live_on_entry): Likewise.
9916 * loop-invariant.c (find_invariants_bb): Skip debug insns.
9917 * cfglayout.c (curr_location, last_location): Make static.
9918 (set_curr_insn_source_location): Don't avoid bouncing.
9919 (get_curr_insn_source_location): New.
9920 (get_curr_insn_block): New.
9921 (duplicate_insn_chain): Handle debug insns.
9922 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
9924 * common.opt (fcompare-debug): Move to sort order.
9925 (fdump-unnumbered-links): Likewise.
9926 (fvar-tracking-assignments): New.
9927 (fvar-tracking-assignments-toggle): New.
9928 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
9929 because of debug stmts.
9930 (mark_stmt_if_obviously_necessary): Mark debug stmts.
9931 (eliminate_unnecessary_stmts): Walk dominated blocks before
9933 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
9934 * ira.c (memref_used_between_p): Skip debug insns.
9935 (update_equiv_regs): Likewise.
9936 * sched-deps.c (sd_lists_size): Accept empty list.
9937 (sd_init_insn): Mark debug insns.
9938 (sd_finish_insn): Unmark them.
9939 (sd_add_dep): Reject non-debug deps on debug insns.
9940 (fixup_sched_groups): Give debug insns group treatment.
9942 (sched_analyze_reg): Don't mark debug insns for sched before call.
9943 (sched_analyze_2): Handle debug insns.
9944 (sched_analyze_insn): Compute next non-debug insn. Handle debug
9946 (deps_analyze_insn): Handle debug insns.
9947 (deps_start_bb): Skip debug insns.
9948 (init_deps): Initialize last_debug_insn.
9949 * tree-ssa.c (target_for_debug_bind): New.
9950 (find_released_ssa_name): New.
9951 (propagate_var_def_into_debug_stmts): New.
9952 (propagate_defs_into_debug_stmts): New.
9953 (verify_ssa): Skip debug bind stmts without values.
9954 (warn_uninialized_vars): Skip debug stmts.
9955 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
9956 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
9957 (rtx_equal_p): Likewise.
9958 * ira-costs.c (scan_one_insn): Skip debug insns.
9959 (process_bb_node_for_hard_reg_moves): Likewise.
9960 * rtl.h (DEBUG_INSN_P): New.
9961 (NONDEBUG_INSN_P): New.
9962 (MAY_HAVE_DEBUG_INSNS): New.
9963 (INSN_P): Accept debug insns.
9964 (RTX_FRAME_RELATED_P): Likewise.
9965 (INSN_DELETED_P): Likewise
9966 (PAT_VAR_LOCATION_DECL): New.
9967 (PAT_VAR_LOCATION_LOC): New.
9968 (PAT_VAR_OCATION_STATUS): New.
9969 (NOTE_VAR_LOCATION_DECL): Reimplement.
9970 (NOTE_VAR_LOCATION_LOC): Likewise.
9971 (NOTE_VAR_LOCATION_STATUS): Likewise.
9972 (INSN_VAR_LOCATION): New.
9973 (INSN_VAR_LOCATION_DECL): New.
9974 (INSN_VAR_LOCATION_LOC): New.
9975 (INSN_VAR_LOCATION_STATUS): New.
9976 (gen_rtx_UNKNOWN_VAR_LOC): New.
9977 (VAR_LOC_UNKNOWN_P): New.
9978 (NOTE_DURING_CALL_P): New.
9979 (SCHED_GROUP_P): Accept debug insns.
9980 (emit_debug_insn_before): Declare.
9981 (emit_debug_insn_before_noloc): Declare.
9982 (emit_debug_insn_beore_setloc): Declare.
9983 (emit_debug_insn_after): Declare.
9984 (emit_debug_insn_after_noloc): Declare.
9985 (emit_debug_insn_after_setloc): Declare.
9986 (emit_debug_insn): Declare.
9987 (make_debug_insn_raw): Declare.
9988 (prev_nondebug_insn): Declare.
9989 (next_nondebug_insn): Declare.
9990 (delegitimize_mem_from_attrs): Declare.
9991 (get_max_insn_count): Declare.
9992 (wrap_constant): Declare.
9993 (unwrap_constant): Declare.
9994 (get_curr_insn_source_location): Declare.
9995 (get_curr_insn_block): Declare.
9996 * tree-inline.c (insert_debug_decl_map): New.
9997 (processing_debug_stmt): New.
9998 (remap_decl): Don't create new mappings in debug stmts.
9999 (remap_gimple_op_r): Don't add references in debug stmts.
10000 (copy_tree_body_r): Likewise.
10001 (remap_gimple_stmt): Handle debug bind stmts.
10002 (copy_bb): Skip debug stmts.
10003 (copy_edges_for_bb): Likewise.
10004 (copy_debug_stmt): New.
10005 (copy_debug_stmts): New.
10006 (copy_body): Copy debug stmts at the end.
10007 (insert_init_debug_bind): New.
10008 (insert_init_stmt): Take id. Skip and emit debug stmts.
10009 (setup_one_parameter): Remap variable earlier, register debug mapping.
10010 (estimate_num_insns): Skip debug stmts.
10011 (expand_call_inline): Preserve debug_map.
10012 (optimize_inline_calls): Check for no debug_stmts left-overs.
10013 (unsave_expr_now): Preserve debug_map.
10014 (copy_gimple_seq_and_replace_locals): Likewise.
10015 (tree_function_versioning): Check for no debug_stmts left-overs.
10016 Init and destroy debug_map as needed. Split edges unconditionally.
10017 (build_duplicate_type): Init and destroy debug_map as needed.
10018 * tree-inline.h: Include gimple.h instead of pointer-set.h.
10019 (struct copy_body_data): Add debug_stmts and debug_map.
10020 * sched-int.h (struct ready_list): Add n_debug.
10021 (struct deps): Add last_debug_insn.
10022 (DEBUG_INSN_SCHED_P): New.
10023 (BOUNDARY_DEBUG_INSN_P): New.
10024 (SCHEDULE_DEBUG_INSN_P): New.
10025 (sd_iterator_cond): Accept empty list.
10026 * combine.c (create_log_links): Skip debug insns.
10027 (combine_instructions): Likewise.
10028 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
10029 return value is always unshared.
10030 (struct rtx_subst_pair): New.
10031 (auto_adjust_pair): New.
10032 (propagate_for_debug_subst): New.
10033 (propagate_for_debug): New.
10034 (try_combine): Skip debug insns. Propagate removed defs into
10036 (next_nonnote_nondebug_insn): New.
10037 (distribute_notes): Use it. Skip debug insns.
10038 (distribute_links): Skip debug insns.
10039 * tree-outof-ssa.c (set_location_for_edge): Likewise.
10040 * resource.c (mark_target_live_regs): Likewise.
10041 * var-tracking.c: Include cselib.h and target.h.
10042 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
10044 (micro_operation_type_name): New.
10045 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
10046 (struct micro_operation_def): Update comments.
10047 (decl_or_value): New type. Use instead of decls.
10048 (struct emit_note_data_def): Add vars.
10049 (struct attrs_def): Use decl_or_value.
10050 (struct variable_tracking_info_def): Add permp, flooded.
10051 (struct location_chain_def): Update comment.
10052 (struct variable_part_def): Use decl_or_value.
10053 (struct variable_def): Make var_part a variable length array.
10054 (valvar_pool): New.
10055 (scratch_regs): New.
10056 (cselib_hook_called): New.
10057 (dv_is_decl_p): New.
10058 (dv_is_value_p): New.
10060 (dv_as_value): New.
10061 (dv_as_opaque): New.
10062 (dv_onepart_p): New.
10064 (IS_DECL_CODE): New.
10065 (check_value_is_not_decl): New.
10066 (dv_from_decl): New.
10067 (dv_from_value): New.
10068 (dv_htab_hash): New.
10069 (variable_htab_hash): Use it.
10070 (variable_htab_eq): Support values.
10071 (variable_htab_free): Free from the right pool.
10072 (attrs_list_member, attrs_list_insert): Use decl_or_value.
10073 (attrs_list_union): Adjust.
10074 (attrs_list_mpdv_union): New.
10075 (tie_break_pointers): New.
10076 (canon_value_cmp): New.
10077 (unshare_variable): Return possibly-modified slot.
10078 (vars_copy_1): Adjust.
10079 (var_reg_decl_set): Adjust. Split out of...
10080 (var_reg_set): ... this.
10081 (get_init_value): Adjust.
10082 (var_reg_delete_and_set): Adjust.
10083 (var_reg_delete): Adjust.
10084 (var_regno_delete): Adjust.
10085 (var_mem_decl_set): Split out of...
10086 (var_mem_set): ... this.
10087 (var_mem_delete_and_set): Adjust.
10088 (var_mem_delete): Adjust.
10091 (val_resolve): New.
10092 (variable_union): Adjust. Speed up merge of 1-part vars.
10093 (variable_canonicalize): Use unshared slot.
10094 (VALUED_RECURSED_INTO): New.
10095 (find_loc_in_1pdv): New.
10096 (struct dfset_merge): New.
10097 (insert_into_intersection): New.
10098 (intersect_loc_chains): New.
10100 (canonicalize_loc_order_check): New.
10101 (canonicalize_values_mark): New.
10102 (canonicalize_values_star): New.
10103 (variable_merge_over_cur): New.
10104 (variable_merge_over_src): New.
10105 (dataflow_set_merge): New.
10106 (dataflow_set_equiv_regs): New.
10107 (remove_duplicate_values): New.
10108 (struct dfset_post_merge): New.
10109 (variable_post_merge_new_vals): New.
10110 (variable_post_merge_perm_vals): New.
10111 (dataflow_post_merge_adjust): New.
10112 (find_mem_expr_in_1pdv): New.
10113 (dataflow_set_preserve_mem_locs): New.
10114 (dataflow_set_remove_mem_locs): New.
10115 (dataflow_set_clear_at_call): New.
10116 (onepart_variable_different_p): New.
10117 (variable_different_p): Use it.
10118 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
10119 (track_expr_p): Add need_rtl parameter. Don't generate rtl
10121 (track_loc_p): Pass it true.
10122 (struct count_use_info): New.
10123 (find_use_val): New.
10124 (replace_expr_with_values): New.
10125 (log_op_type): New.
10126 (use_type): New, partially split out of...
10127 (count_uses): ... this. Count new micro-ops.
10128 (count_uses_1): Adjust.
10129 (count_stores): Adjust.
10130 (count_with_sets): New.
10131 (VAL_NEEDS_RESOLUTION): New.
10132 (VAL_HOLDS_TRACK_EXPR): New.
10133 (VAL_EXPR_IS_COPIED): New.
10134 (VAL_EXPR_IS_CLOBBERED): New.
10135 (add_uses): Adjust. Generate new micro-ops.
10136 (add_uses_1): Adjust.
10137 (add_stores): Generate new micro-ops.
10138 (add_with_sets): New.
10139 (find_src_status): Adjust.
10140 (find_src_set_src): Adjust.
10141 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
10142 Handle new micro-ops. Canonicalize value equivalances.
10143 (vt_find_locations): Compute total size of hash tables for
10144 dumping. Perform merge for var-tracking-assignments. Don't
10145 disregard single-block loops.
10146 (dump_attrs_list): Handle decl_or_value.
10147 (dump_variable): Take variable. Deal with decl_or_value.
10148 (dump_variable_slot): New.
10149 (dump_vars): Use it.
10150 (dump_dataflow_sets): Adjust.
10151 (set_slot_part): New, extended to support one-part variables
10152 after splitting out of...
10153 (set_variable_part): ... this.
10154 (clobber_slot_part): New, split out of...
10155 (clobber_variable_part): ... this.
10156 (delete_slot_part): New, split out of...
10157 (delete_variable_part): .... this.
10158 (check_wrap_constant): New.
10159 (vt_expand_loc_callback): New.
10160 (vt_expand_loc): New.
10161 (emit_note_insn_var_location): Adjust. Handle values. Handle
10162 EMIT_NOTE_AFTER_CALL_INSN.
10163 (emit_notes_for_differences_1): Adjust. Handle values.
10164 (emit_notes_for_differences_2): Likewise.
10165 (emit_notes_for_differences): Adjust.
10166 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
10167 Adjust. Handle new micro-ops.
10168 (vt_add_function_parameters): Adjust. Create and bind values.
10169 (vt_initialize): Adjust. Initialize scratch_regs and
10170 valvar_pool, flooded and perm.. Initialize and use cselib. Log
10171 operations. Move some code to count_with_sets and add_with_sets.
10172 (delete_debug_insns): New.
10173 (vt_debug_insns_local): New.
10174 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
10176 (var_tracking_main): If var-tracking-assignments is enabled
10177 but var-tracking isn't, delete debug insns and leave. Likewise
10178 if we exceed limits or fail the stack adjustments tests, and
10179 after all var-tracking processing.
10180 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
10181 (dataflow_set): Add traversed_vars.
10182 (value_chain, const_value_chain): New typedefs.
10183 (value_chain_pool, value_chains): New variables.
10184 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
10185 add_value_chains, add_cselib_value_chains, remove_value_chain,
10186 remove_value_chains, remove_cselib_value_chains): New functions.
10187 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
10188 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
10190 (shared_hash_find_slot_unshare, shared_hash_find_slot,
10191 shared_hash_find_slot_noinsert, shared_hash_find): Update.
10192 (dst_can_be_shared): New variable.
10193 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
10194 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
10195 different from set->vars, look up slot again instead of using the
10197 (dataflow_set_init): Initialize traversed_vars.
10198 (variable_union): Use shared_hash_*. Use initially NO_INSERT
10199 lookup if set->vars is shared. Don't keep slot cleared before
10200 calling unshare_variable. Unshare set->vars if needed. Adjust
10201 unshare_variable callers. Clear dst_can_be_shared if needed.
10202 Even ->refcount == 1 vars must be unshared if set->vars is shared
10203 and var needs to be modified.
10204 (dataflow_set_union): Set traversed_vars during canonicalization.
10205 (VALUE_CHANGED, DECL_CHANGED): Define.
10206 (set_dv_changed, dv_changed_p): New static inlines.
10207 (track_expr_p): Clear DECL_CHANGED.
10208 (dump_dataflow_sets): Set it.
10209 (variable_was_changed): Call set_dv_changed.
10210 (emit_note_insn_var_location): Likewise.
10211 (changed_variables_stack): New variable.
10212 (check_changed_vars_1, check_changed_vars_2): New functions.
10213 (emit_notes_for_changes): Do nothing if changed_variables is
10214 empty. Traverse changed_variables with check_changed_vars_1,
10215 call check_changed_vars_2 on each changed_variables_stack entry.
10216 (emit_notes_in_bb): Add SET argument. Just clear it at the
10217 beginning, use it instead of local &set, don't destroy it at the end.
10218 (vt_emit_notes): Call dataflow_set_clear early on all
10219 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
10220 computed set, dataflow_set_clear also VTI(bb)->in when we are
10221 done with the basic block. Initialize changed_variables_stack,
10222 free it afterwards. If ENABLE_CHECKING verify that after noting
10223 differences to an empty set value_chains hash table is empty.
10224 (vt_initialize): Initialize value_chains and value_chain_pool.
10225 (vt_finalize): Delete value_chains htab, free value_chain_pool.
10226 (variable_tracking_main): Call dump_dataflow_sets before calling
10227 vt_emit_notes, not after it.
10228 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
10229 (propagate_var_def_into_debug_stmts): Declare.
10230 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
10231 (df_set_note): Reject debug insns.
10232 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
10233 add notes to debug insns.
10234 (df_note_bb_compute): Adjust. Likewise.
10235 (df_simulate_uses): Skip debug insns.
10236 (df_simulate_initialize_backwards): Likewise.
10237 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
10238 (subst_stack_regs_pat): Reject debug insns.
10239 (convert_regs_1): Handle debug insns.
10240 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
10241 (print-rtl.o): Depend on cselib.h.
10242 (cselib.o): Depend on TREE_PASS_H.
10243 (var-tracking.o): Depend on cselib.h and TARGET_H.
10244 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
10245 (init_ready_list): Skip boundary debug insns.
10246 (add_branch_dependences): Skip debug insns.
10247 (free_block_dependencies): Check for blocks with only debug insns.
10248 (compute_priorities): Likewise.
10249 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
10250 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
10252 (gimple_build_debug_bind_stat): New.
10253 (empty_body_p): Skip debug stmts.
10254 (gimple_has_side_effects): Likewise.
10255 (gimple_rhs_has_side_effects): Likewise.
10256 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
10257 (gimple_build_debug_bind_stat): Declare.
10258 (gimple_build_debug_bind): Define.
10259 (is_gimple_debug): New.
10260 (gimple_debug_bind_p): New.
10261 (gimple_debug_bind_get_var): New.
10262 (gimple_debug_bind_get_value): New.
10263 (gimple_debug_bind_get_value_ptr): New.
10264 (gimple_debug_bind_set_var): New.
10265 (gimple_debug_bind_set_value): New.
10266 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
10267 (gimple_debug_bind_reset_value): New.
10268 (gimple_debug_bind_has_value_p): New.
10269 (gsi_next_nondebug): New.
10270 (gsi_prev_nondebug): New.
10271 (gsi_start_nondebug_bb): New.
10272 (gsi_last_nondebug_bb): New.
10273 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
10274 (print_insn): Handle DEBUG_INSN.
10275 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
10276 of first insn prevail.
10277 (first_stmt): Skip debug stmts.
10278 (first_non_label_stmt): Likewise.
10279 (last_stmt): Likewise.
10280 (has_zero_uses_1): New.
10281 (single_imm_use_1): New.
10282 (verify_gimple_debug): New.
10283 (verify_types_in_gimple_stmt): Handle debug stmts.
10284 (verify_stmt): Likewise.
10285 (debug_loop_num): Skip debug stmts.
10286 (remove_edge_and_dominated_blocks): Remove dominators last.
10287 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
10288 (linearize_expr): Likewise.
10289 * config/i386/i386.c (ix86_delegitimize_address): Call
10290 default implementation.
10291 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
10292 (group_barrier_needed): Skip debug insns.
10293 (emit_insn_group_barriers): Likewise.
10294 (emit_all_insn_group_barriers): Likewise.
10295 (ia64_variable_issue): Handle debug insns.
10296 (ia64_dfa_new_cycle): Likewise.
10297 (final_emit_insn_group_barriers): Skip debug insns.
10298 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
10299 def cfa without frame.
10300 (process_set): Likewise.
10301 (process_for_unwind_directive): Pass frame on.
10302 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
10303 (rs6000_delegitimize_address): New.
10304 (rs6000_debug_adjust_cost): Handle debug insns.
10305 (is_microcoded_insn): Likewise.
10306 (is_cracked_insn): Likewise.
10307 (is_nonpipeline_insn): Likewise.
10308 (insn_must_be_first_in_group): Likewise.
10309 (insn_must_be_last_in_group): Likewise.
10310 (force_new_group): Likewise.
10311 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
10312 contains only debug insns.
10313 (rtl_merge_blocks): Skip debug insns.
10314 (purge_dead_edges): Likewise.
10315 (rtl_block_ends_with_call_p): Skip debug insns.
10316 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
10317 (mark_reg_dependencies): Skip debug insns.
10318 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
10319 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
10320 * tree-ssa-threadedge.c
10321 (record_temporary_equivalences_from_stmts): Skip debug stmts.
10322 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
10323 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
10324 (copyprop_hardreg_forward_1): Handle debug insns.
10325 * reload1.c (reload): Skip debug insns. Replace unassigned
10326 pseudos in debug insns with their equivalences.
10327 (eliminate_regs_in_insn): Skip debug insns.
10328 (emit_input_reload_insns): Skip debug insns at first, adjust
10330 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
10331 (get_indirect_ref_operands): Pass opf_no_vops on.
10332 (get_expr_operands): Likewise. Skip debug stmts.
10333 (parse_ssa_operands): Scan debug insns with opf_no_vops.
10335 2009-09-01 Richard Henderson <rth@redhat.com>
10337 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
10338 stmt_ends_pp_p statements at least once.
10339 * tree-vrp.c (vrp_initialize): Likewise.
10340 (vrp_visit_stmt): Be prepared for non-interesting stmts.
10342 2009-09-01 Dodji Seketeli <dodji@redhat.com>
10345 Fix AIX bootstrap after PR debug/30161
10346 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
10347 that is a GNU extension.
10348 (tmpl_value_parm_die_table): Move the definition of this global
10349 outside #ifdef DWARF2_DEBUGGING_INFO region.
10351 2009-09-01 Richard Guenther <rguenther@suse.de>
10353 * tree.c (tree_expr_size): New function.
10354 * tree.h (tree_expr_size): Declare.
10355 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
10356 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
10357 * langhooks.c (lhd_expr_size): Remove.
10358 * langhooks.h (struct lang_hooks): Remove expr_size.
10359 * explow.c (expr_size): Use tree_expr_size.
10360 (int_expr_size): Likewise.
10361 * langhooks-def.h (lhd_expr_size): Remove.
10362 (LANG_HOOKS_EXPR_SIZE): Likewise.
10363 (LANG_HOOKS_INITIALIZER): Adjust.
10365 2009-09-01 Richard Guenther <rguenther@suse.de>
10367 * tree-flow.h (mark_addressable): Move declaration ...
10368 * tree.h (mark_addressable): ... here.
10369 * stmt.c (expand_asm_operands): Use mark_addressable, not
10370 lang_hooks.mark_addressable.
10371 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
10372 LANG_HOOKS_MARK_ADDRESSABLE.
10373 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
10374 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
10376 2009-08-31 Chris Demetriou <cgd@google.com>
10378 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
10379 vectorize if not TARGET_SSE2.
10381 2009-08-31 DJ Delorie <dj@redhat.com>
10383 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
10384 registers if no coprocessor is enabled.
10386 2009-08-31 Dodji Seketeli <dodji@redhat.com>
10389 * cgraph.h (cgraph_get_node): Declare ...
10390 * cgraph.c (cgraph_get_node): ... new function.
10391 * dwarf2out.c (gen_generic_params_dies,
10392 generic_parameter_die, tree_add_const_value_attribute_for_decl,
10393 make_ith_pack_parameter_name,
10394 append_entry_to_tmpl_value_parm_die_table,
10395 gen_remaining_tmpl_value_param_die_attribute): New functions.
10396 (gen_subprogram_die): Generate debug info for template parameters
10397 if debug info level is higher than DINFO_LEVEL_TERSE.
10398 Use tree_add_const_value_attribute_for_decl instead of
10399 tree_add_const_value_attribute.
10400 (gen_const_die): Use tree_add_const_value_attribute_for_decl
10401 instead of tree_add_const_value_attribute.
10402 (gen_struct_or_union_type_die): Generate debug
10403 info for template parameters if debug info level is higher than
10405 (tree_add_const_value_attribute): Handle integral and pointer
10406 constants. Update comment.
10407 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
10408 (dwarf_attr_name): Support DW_AT_GNU_template_name.
10409 (reference_to_unused): Fix thinko. Remove redundant predicates from
10411 (tree_add_const_value_attribute): Make this work for constant
10413 tree_add_const_value_attribute_for_decl is to be used for variable
10415 (add_location_or_const_value_attribute): Use
10416 tree_add_const_value_attribute_for_decl now.
10417 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
10418 DW_TAG_template_value_param DIEs after function DIEs have been
10420 * langhooks.h (lang_hooks_for_types): Add
10421 get_argument_pack_elems.
10422 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
10423 (lang_hooks): Added get_innermost_generic_parms,
10424 get_innermost_generic_args.
10425 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
10426 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
10427 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
10428 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
10430 2009-08-31 DJ Delorie <dj@redhat.com>
10432 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
10433 it once we start generating the prologue or epilogue.
10434 (mep_call_saves_register): If the frame is locked, re-use
10436 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
10437 (mep_expand_prologue): Call it.
10438 (mep_expand_epilogue): Likewise.
10439 (mep_start_function): Use the same logic as mep_expand_prologue.
10440 (mep_pass_by_reference): Make logic more readable.
10441 (mep_return_in_memory): Zero-sized objects are passed in memory.
10442 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
10444 2009-08-31 Richard Guenther <rguenther@suse.de>
10446 * builtins.c (fold_builtin_memory_op): Use the alias oracle
10447 to query if the memory regions for memmove overlap.
10448 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
10449 asserts on pointers, instead deal with odd trees.
10450 (ptr_derefs_may_alias_p): Likewise.
10451 (refs_may_alias_p_1): Constructor bases also never alias.
10453 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
10455 * doc/install.texi (Final install): Adjust reference on where to
10456 order printed manuals.
10458 2009-08-30 Olivier Hainque <hainque@adacore.com>
10460 * dwarf2out.c (switch_to_frame_table_section): Move
10461 definition prior to first use.
10463 2009-08-30 Richard Guenther <rguenther@suse.de>
10465 PR tree-optimization/41186
10466 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
10467 (ao_ref_init_from_ptr_and_size): New function.
10468 (ref_maybe_used_by_call_p_1): Be more precise tracking
10469 used ranges for builtin functions.
10470 (ref_maybe_used_by_call_p): Adjust.
10471 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
10472 ranges for builtin functions.
10473 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
10475 2009-08-30 Alan Modra <amodra@bigpond.net.au>
10478 * fwprop.c (get_reg_use_in): Delete.
10479 (free_load_extend): New function.
10480 (forward_propagate_subreg): Use it.
10482 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
10484 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
10486 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
10489 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
10492 2009-08-29 Douglas B Rupp <rupp@gnat.com>
10494 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
10495 fini or fini_array section.
10497 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10499 * graphite-dependences.c (graphite_legal_transform_bb): Call
10500 pbb_remove_duplicate_pdrs.
10501 * graphite-poly.c (can_collapse_pdr): Removed.
10502 (pdr_find_duplicate): Removed.
10503 (can_collapse_pdrs): New.
10504 (pbb_remove_duplicate_pdrs): New.
10505 (new_poly_dr): Do not look for duplicates.
10506 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
10507 (PBB_PDR_DUPLICATES_REMOVED): New.
10508 (pbb_remove_duplicate_pdrs): Declared.
10510 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10512 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
10513 the strides by multiplying by PDR_NB_REFS.
10514 * graphite-poly.c (can_collapse_pdr): New.
10515 (pdr_find_duplicate): New.
10516 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
10517 Initialize PDR_NB_REFS.
10518 * graphite-poly.h (struct poly_dr): Add field nb_refs.
10519 (PDR_NB_REFS): New.
10520 (new_poly_dr): Number of subscripts is a graphite_dim_t.
10522 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10524 PR middle-end/40965
10525 * graphite-poly.c (apply_poly_transforms): Remove legality test before
10528 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10530 * graphite-dependences.c (pddr_original_scattering): Return NULL
10531 for read-read dependence relations.
10532 * graphite-poly.h (enum poly_dr_type): Fix comment.
10534 (pdr_write_p): New.
10535 (pdr_may_write_p): New.
10537 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10539 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
10540 (struct poly_dr): Same.
10541 (new_poly_dr): Same.
10542 * graphite-poly.c (new_poly_dr): Same.
10543 * graphite-dependences.c (dot_deps): Disable call to system.
10545 2009-08-28 Cary Coutant <ccoutant@google.com>
10548 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
10549 struct/union/enum types local to a function.
10551 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10552 Sebastian Pop <sebastian.pop@amd.com>
10554 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
10555 pbb_strip_mine_time_depth. Changed the implementation so that
10556 transformation is expressed as a transformation on
10557 time (scatttering) dimensions. Also, ensures that the 2d+1
10558 scheduling format is preserved.
10559 (pbb_strip_mine_profitable_p): Profitability is based on the
10560 iteration number of a given time (scattering) dimension,
10561 and not on a original loop depth dimension.
10562 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
10563 (pbb_do_strip_mine): Call psct_dynamic_dim.
10564 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
10565 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
10566 (pbb_nb_dynamic_scattering_transform): New.
10567 (psct_dynamic_dim): New.
10569 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10571 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
10572 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
10573 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
10574 * graphite-interchange.c (build_linearized_memory_access): Same.
10575 (memory_stride_in_loop): Same.
10577 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10579 * graphite-dependences.c (pddr_original_scattering): New.
10580 (graphite_legal_transform_dr): Call pddr_original_scattering.
10583 * graphite-dependences.h (dot_deps): Declared.
10584 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
10585 (print_pdr): Print PDR_ID.
10586 * graphite-poly.h (struct poly_dr): Add field id.
10589 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
10591 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10593 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
10594 not delete the original dependence relation.
10596 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10598 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
10599 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
10600 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
10601 (free_poly_ddr): New.
10602 (pddr_is_empty): New.
10603 (dependence_polyhedron_1): Now returns a poly_ddr_p.
10604 (dependence_polyhedron): Same. Remove useless gcc_assert.
10606 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
10607 (graphite_carried_dependence_level_k): Call pddr_is_empty.
10608 * graphite-dependences.h (enum poly_dependence_kind): New.
10609 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
10610 (PDRP_SOURCE): Renamed PDDR_SOURCE.
10611 (PDRP_SINK): Renamed PDDR_SINK.
10612 (PDRP_DDP): Renamed PDDR_DDP.
10614 (free_poly_ddr): Declared.
10615 * graphite-poly.c (new_scop): Use the new hash function names.
10616 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
10617 into original_pddrs.
10618 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
10620 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10622 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
10623 bounds with LT_EXPR to make niter analysis more precise on code
10624 generated by Graphite.
10626 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10628 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
10629 (graphite_legal_transform_bb): Same.
10630 (poly_drs_may_alias_p): Same.
10632 2009-08-28 Richard Guenther <rguenther@suse.de>
10634 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
10636 2009-08-28 Jan Beulich <jbeulich@novell.com>
10638 * config/i386/netware.c: Include langhooks.h.
10639 (i386_nlm_encode_section_info): Simplify.
10640 (netware_override_options): Delete.
10641 * config/i386/netware.h (netware_override_options): Delete
10643 (OVERRIDE_OPTIONS): Delete definition.
10644 (SUBTARGET_OVERRIDE_OPTIONS): Define.
10645 (ASM_COMMENT_START): Define.
10646 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
10648 2009-08-28 Jan Beulich <jbeulich@novell.com>
10650 * configure.ac: For in-tree ld, do a plain version check to
10651 determine whether comdat groups are supported.
10652 * configure: Regenerate.
10654 2009-08-28 Olivier Hainque <hainque@adacore.com>
10656 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
10657 always defined. Reflect definition or absence of such for
10658 COLLECT_EXPORT_LIST. Readability helper.
10659 (scanfilter): New enum, to help control what symbols
10660 are to be considered or ignored by scan_prog_file.
10661 (enum pass): Rename as "scanpass", moved together with scanfilter
10662 prior to scan_prog_file's prototype.
10663 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
10664 Group prototype with the scanpass/scanfilter definitions, factorize
10665 head comments for the several implementations at the prototype.
10666 (main): Reorganize the first pass link control to let AIX
10667 drag only the needed frame tables in executables. Prevent
10668 frame tables collection during the scan aimed at static ctors.
10669 Pre-link and scan for frame tables later to compensate.
10670 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
10671 A C statement to issue assembly directives that create a reference
10672 to the given DWARF table identifier label from the current function
10674 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
10675 to differentiate first time section entry. Only emit a .data
10676 tables start identifier label the first time around.
10677 (switch_to_frame_table_section): New function. Helper for
10678 output_call_frame_info to switch possibly BACK into the eh_frame
10679 or the debug_frame section depending on FOR_EH.
10680 (output_call_frame_info): Use helper to first enter the proper
10682 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
10683 emit a link to the frame table start label from each function
10685 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
10686 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
10687 * config/rs6000/rs6000-protos.h: Declare it.
10688 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
10690 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
10692 * config/sh/sh.c (split_branches): Check the result of
10695 2009-08-27 Steve Ellcey <sje@cup.hp.com>
10697 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
10698 using -pthread -fopenmp
10700 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
10702 * doc/service.texi (service directory): Update URL.
10704 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
10706 PR rtl-optimization/40861
10707 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
10708 extract word from a multi-word subreg for negative byte positions.
10710 2009-08-27 Tristan Gingold <gingold@adacore.com>
10711 Douglas B Rupp <rupp@gnat.com>
10713 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
10714 (SECTION_VMS_OVERLAY): Define.
10715 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
10717 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
10719 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
10720 common_object declarations.
10721 (ia64_section_type_flags): Set section flag for common_object.
10722 * config/ia64/ia64-protos.h
10723 (ia64_vms_output_aligned_decl_common): Declare.
10724 (ia64_vms_elf_asm_named_section): Declare.
10726 2009-08-27 Michael Matz <matz@suse.de>
10728 * expr.c (expand_expr_real_2): New function taking exploded
10729 unary or binary expression, split out from ...
10730 (expand_expr_real_1): ... here. Move over all unary/binary
10731 switch parts to above function, in particular these codes:
10732 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
10733 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
10734 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
10735 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
10736 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
10737 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
10738 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
10739 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
10740 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
10741 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
10742 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
10743 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
10744 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
10745 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
10746 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
10747 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
10748 VEC_PACK_FIX_TRUNC_EXPR.
10749 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
10752 2009-08-27 Richard Guenther <rguenther@suse.de>
10754 * gengtype.c (main): Handle uint64_t.
10755 * ipa-utils.c (get_base_var): Indent properly.
10756 * tree-ssa-live.c (debug_scope_block): New function.
10757 * tree-flow.h (debug_scope_block): Declare.
10758 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
10759 * basic-block.h (enum profile_status): Rename to
10760 enum profile_status_d.
10761 (x_profile_status): Adjust type.
10763 2009-08-27 Dodji Seketeli <dodji@redhat.com>
10766 * dwarf2out.c (get_context_die): Declare this static function.
10767 (gen_type_die_with_usage): Make sure a DIE is a generated for
10768 the context of a typedef.
10770 2009-08-26 Anatoly Sokolov <aesok@post.ru>
10772 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
10775 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
10777 * config/mips/mips-protos.h (mips_output_sync): Declare.
10778 (mips_sync_loop_insns): Likewise.
10779 (mips_output_sync_loop): Replace first two parameters with an rtx.
10780 * config/mips/mips.c (mips_multi_member): New structure.
10781 (mips_multi_members): New variable.
10782 (mips_multi_start): New function.
10783 (mips_multi_add): Likewise.
10784 (mips_multi_add_insn): Likewise.
10785 (mips_multi_add_label): Likewise.
10786 (mips_multi_last_index): Likewise.
10787 (mips_multi_copy_insn): Likewise.
10788 (mips_multi_set_operand): Likewise.
10789 (mips_multi_write): Likewise.
10790 (mips_print_operand_punctuation): Remove '%|' and '%-'.
10791 (mips_init_print_operand_punct): Update accordingly.
10792 (mips_start_ll_sc_sync_block): New function.
10793 (mips_end_ll_sc_sync_block): Likewise.
10794 (mips_output_sync): Likewise.
10795 (mips_sync_insn1_template): Likewise.
10796 (mips_sync_insn2_template): Likewise.
10797 (mips_get_sync_operand): Likewise.
10798 (mips_process_sync_loop): Likewise.
10799 (mips_output_sync_loop): Use mips_process_sync_loop.
10800 (mips_sync_loop_insns): New function.
10801 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
10802 (MIPS_COMPARE_AND_SWAP_12): Likewise.
10803 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
10804 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
10805 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
10806 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
10807 (MIPS_SYNC_OLD_OP_12): Likewise.
10808 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
10809 (MIPS_SYNC_NEW_OP_12): Likewise.
10810 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
10811 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
10812 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
10813 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
10814 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
10815 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
10816 * config/mips/mips.md (sync_mem): New attribute.
10817 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
10818 (sync_exclusive_mask, sync_required_oldval): Likewise.
10819 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
10820 (sync_release_barrier): Likewise.
10821 (length): Handle sync loops.
10822 (sync): Use mips_output_sync.
10823 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
10824 (sync_compare_and_swap<mode>): Set the new sync_* attributes
10825 and use mips_output_sync_loop.
10826 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
10827 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
10828 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
10829 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
10830 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
10831 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
10832 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
10833 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
10834 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
10836 2009-08-26 Richard Guenther <rguenther@suse.de>
10838 PR middle-end/41163
10839 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
10840 the types to not match.
10841 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
10843 * tree-ssa.c (useless_type_conversion_p): Conversions to
10844 pointers to unprototyped functions are useless.
10846 2009-08-26 Richard Guenther <rguenther@suse.de>
10848 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
10849 whole-program condition, prepare to be called for non-globals.
10850 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
10851 params build a representative with known type and track its fields.
10853 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
10855 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
10856 clearing by a taken branch.
10857 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
10858 effectively after bbro pass.
10859 (sync_nand<mode>): Ditto.
10860 (sync_old_<fetchop_name><mode>): Ditto.
10861 (sync_old_nand<mode>): Ditto.
10862 (sync_new_<fetchop_name><mode>): Dito.
10863 (sync_new_nand<mode>): Ditto.
10864 (sync_compare_and_swap<mode>_1): Ditto.
10865 (*sync_compare_and_swap<mode>): Ditto.
10866 (sync_lock_test_and_set<mode>_1): Ditto.
10867 ("sync_lock_test_and_set<mode>): Ditto.
10869 2009-08-25 Douglas B Rupp <rupp@gnat.com>
10871 * hwint.h (HOST_LONG_FORMAT): New macro
10872 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
10873 Use HOST_PTR_PRINTF.
10874 * system.h (HOST_PTR_PRINTF): Resurrect old macro
10875 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
10876 (HOST_PTR_PRINTF): Document.
10878 2009-08-25 Jan Hubicka <jh@suse.cz>
10880 * config/i386/bmmintrin.h: Replace by #error.
10883 Michael Meissner <michael.meissner@amd.com>
10884 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10885 Tony Linthicum <tony.linthicum@amd.com>
10887 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
10888 (TARGET_ROUND): New macro for the round/ptest instructions which
10889 are shared between SSE4.1 and SSE5.
10890 (OPTION_MASK_ISA_ROUND): Ditto.
10891 (OPTION_ISA_ROUND): Ditto.
10892 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
10893 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
10895 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
10896 (-mfused-madd): New switch to give users control over whether the
10897 compiler optimizes to use the multiply/add SSE5 instructions.
10899 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
10900 (ix86_handle_option): Turn off 3dnow if -msse5.
10901 (override_options): Add SSE5 support.
10902 (print_operand): %Y prints comparison codes for SSE5 com/pcom
10904 (ix86_expand_sse_movcc): Add SSE5 support.
10905 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
10906 vector type to the next largest size.
10907 (ix86_expand_sse5_pack): New function to use pperm to pack a
10908 vector type to the next smallest size.
10909 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
10910 (IX86_BUILTIN_FMADDSD): Ditto.
10911 (IX86_BUILTIN_FMADDPS): Ditto.
10912 (IX86_BUILTIN_FMADDPD): Ditto.
10913 (IX86_BUILTIN_FMSUBSS): Ditto.
10914 (IX86_BUILTIN_FMSUBSD): Ditto.
10915 (IX86_BUILTIN_FMSUBPS): Ditto.
10916 (IX86_BUILTIN_FMSUBPD): Ditto.
10917 (IX86_BUILTIN_FNMADDSS): Ditto.
10918 (IX86_BUILTIN_FNMADDSD): Ditto.
10919 (IX86_BUILTIN_FNMADDPS): Ditto.
10920 (IX86_BUILTIN_FNMADDPD): Ditto.
10921 (IX86_BUILTIN_FNMSUBSS): Ditto.
10922 (IX86_BUILTIN_FNMSUBSD): Ditto.
10923 (IX86_BUILTIN_FNMSUBPS): Ditto.
10924 (IX86_BUILTIN_FNMSUBPD): Ditto.
10925 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
10926 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
10927 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
10928 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
10929 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
10930 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
10931 (IX86_BUILTIN_PPERM): Ditto.
10932 (IX86_BUILTIN_PERMPS): Ditto.
10933 (IX86_BUILTIN_PERMPD): Ditto.
10934 (IX86_BUILTIN_PMACSSWW): Ditto.
10935 (IX86_BUILTIN_PMACSWW): Ditto.
10936 (IX86_BUILTIN_PMACSSWD): Ditto.
10937 (IX86_BUILTIN_PMACSWD): Ditto.
10938 (IX86_BUILTIN_PMACSSDD): Ditto.
10939 (IX86_BUILTIN_PMACSDD): Ditto.
10940 (IX86_BUILTIN_PMACSSDQL): Ditto.
10941 (IX86_BUILTIN_PMACSSDQH): Ditto.
10942 (IX86_BUILTIN_PMACSDQL): Ditto.
10943 (IX86_BUILTIN_PMACSDQH): Ditto.
10944 (IX86_BUILTIN_PMADCSSWD): Ditto.
10945 (IX86_BUILTIN_PMADCSWD): Ditto.
10946 (IX86_BUILTIN_PHADDBW): Ditto.
10947 (IX86_BUILTIN_PHADDBD): Ditto.
10948 (IX86_BUILTIN_PHADDBQ): Ditto.
10949 (IX86_BUILTIN_PHADDWD): Ditto.
10950 (IX86_BUILTIN_PHADDWQ): Ditto.
10951 (IX86_BUILTIN_PHADDDQ): Ditto.
10952 (IX86_BUILTIN_PHADDUBW): Ditto.
10953 (IX86_BUILTIN_PHADDUBD): Ditto.
10954 (IX86_BUILTIN_PHADDUBQ): Ditto.
10955 (IX86_BUILTIN_PHADDUWD): Ditto.
10956 (IX86_BUILTIN_PHADDUWQ): Ditto.
10957 (IX86_BUILTIN_PHADDUDQ): Ditto.
10958 (IX86_BUILTIN_PHSUBBW): Ditto.
10959 (IX86_BUILTIN_PHSUBWD): Ditto.
10960 (IX86_BUILTIN_PHSUBDQ): Ditto.
10961 (IX86_BUILTIN_PROTB): Ditto.
10962 (IX86_BUILTIN_PROTW): Ditto.
10963 (IX86_BUILTIN_PROTD): Ditto.
10964 (IX86_BUILTIN_PROTQ): Ditto.
10965 (IX86_BUILTIN_PROTB_IMM): Ditto.
10966 (IX86_BUILTIN_PROTW_IMM): Ditto.
10967 (IX86_BUILTIN_PROTD_IMM): Ditto.
10968 (IX86_BUILTIN_PROTQ_IMM): Ditto.
10969 (IX86_BUILTIN_PSHLB): Ditto.
10970 (IX86_BUILTIN_PSHLW): Ditto.
10971 (IX86_BUILTIN_PSHLD): Ditto.
10972 (IX86_BUILTIN_PSHLQ): Ditto.
10973 (IX86_BUILTIN_PSHAB): Ditto.
10974 (IX86_BUILTIN_PSHAW): Ditto.
10975 (IX86_BUILTIN_PSHAD): Ditto.
10976 (IX86_BUILTIN_PSHAQ): Ditto.
10977 (IX86_BUILTIN_FRCZSS): Ditto.
10978 (IX86_BUILTIN_FRCZSD): Ditto.
10979 (IX86_BUILTIN_FRCZPS): Ditto.
10980 (IX86_BUILTIN_FRCZPD): Ditto.
10981 (IX86_BUILTIN_CVTPH2PS): Ditto.
10982 (IX86_BUILTIN_CVTPS2PH): Ditto.
10983 (IX86_BUILTIN_COMEQSS): Ditto.
10984 (IX86_BUILTIN_COMNESS): Ditto.
10985 (IX86_BUILTIN_COMLTSS): Ditto.
10986 (IX86_BUILTIN_COMLESS): Ditto.
10987 (IX86_BUILTIN_COMGTSS): Ditto.
10988 (IX86_BUILTIN_COMGESS): Ditto.
10989 (IX86_BUILTIN_COMUEQSS): Ditto.
10990 (IX86_BUILTIN_COMUNESS): Ditto.
10991 (IX86_BUILTIN_COMULTSS): Ditto.
10992 (IX86_BUILTIN_COMULESS): Ditto.
10993 (IX86_BUILTIN_COMUGTSS): Ditto.
10994 (IX86_BUILTIN_COMUGESS): Ditto.
10995 (IX86_BUILTIN_COMORDSS): Ditto.
10996 (IX86_BUILTIN_COMUNORDSS): Ditto.
10997 (IX86_BUILTIN_COMFALSESS): Ditto.
10998 (IX86_BUILTIN_COMTRUESS): Ditto.
10999 (IX86_BUILTIN_COMEQSD): Ditto.
11000 (IX86_BUILTIN_COMNESD): Ditto.
11001 (IX86_BUILTIN_COMLTSD): Ditto.
11002 (IX86_BUILTIN_COMLESD): Ditto.
11003 (IX86_BUILTIN_COMGTSD): Ditto.
11004 (IX86_BUILTIN_COMGESD): Ditto.
11005 (IX86_BUILTIN_COMUEQSD): Ditto.
11006 (IX86_BUILTIN_COMUNESD): Ditto.
11007 (IX86_BUILTIN_COMULTSD): Ditto.
11008 (IX86_BUILTIN_COMULESD): Ditto.
11009 (IX86_BUILTIN_COMUGTSD): Ditto.
11010 (IX86_BUILTIN_COMUGESD): Ditto.
11011 (IX86_BUILTIN_COMORDSD): Ditto.
11012 (IX86_BUILTIN_COMUNORDSD): Ditto.
11013 (IX86_BUILTIN_COMFALSESD): Ditto.
11014 (IX86_BUILTIN_COMTRUESD): Ditto.
11015 (IX86_BUILTIN_COMEQPS): Ditto.
11016 (IX86_BUILTIN_COMNEPS): Ditto.
11017 (IX86_BUILTIN_COMLTPS): Ditto.
11018 (IX86_BUILTIN_COMLEPS): Ditto.
11019 (IX86_BUILTIN_COMGTPS): Ditto.
11020 (IX86_BUILTIN_COMGEPS): Ditto.
11021 (IX86_BUILTIN_COMUEQPS): Ditto.
11022 (IX86_BUILTIN_COMUNEPS): Ditto.
11023 (IX86_BUILTIN_COMULTPS): Ditto.
11024 (IX86_BUILTIN_COMULEPS): Ditto.
11025 (IX86_BUILTIN_COMUGTPS): Ditto.
11026 (IX86_BUILTIN_COMUGEPS): Ditto.
11027 (IX86_BUILTIN_COMORDPS): Ditto.
11028 (IX86_BUILTIN_COMUNORDPS): Ditto.
11029 (IX86_BUILTIN_COMFALSEPS): Ditto.
11030 (IX86_BUILTIN_COMTRUEPS): Ditto.
11031 (IX86_BUILTIN_COMEQPD): Ditto.
11032 (IX86_BUILTIN_COMNEPD): Ditto.
11033 (IX86_BUILTIN_COMLTPD): Ditto.
11034 (IX86_BUILTIN_COMLEPD): Ditto.
11035 (IX86_BUILTIN_COMGTPD): Ditto.
11036 (IX86_BUILTIN_COMGEPD): Ditto.
11037 (IX86_BUILTIN_COMUEQPD): Ditto.
11038 (IX86_BUILTIN_COMUNEPD): Ditto.
11039 (IX86_BUILTIN_COMULTPD): Ditto.
11040 (IX86_BUILTIN_COMULEPD): Ditto.
11041 (IX86_BUILTIN_COMUGTPD): Ditto.
11042 (IX86_BUILTIN_COMUGEPD): Ditto.
11043 (IX86_BUILTIN_COMORDPD): Ditto.
11044 (IX86_BUILTIN_COMUNORDPD): Ditto.
11045 (IX86_BUILTIN_COMFALSEPD): Ditto.
11046 (IX86_BUILTIN_COMTRUEPD): Ditto.
11047 (IX86_BUILTIN_PCOMEQUB): Ditto.
11048 (IX86_BUILTIN_PCOMNEUB): Ditto.
11049 (IX86_BUILTIN_PCOMLTUB): Ditto.
11050 (IX86_BUILTIN_PCOMLEUB): Ditto.
11051 (IX86_BUILTIN_PCOMGTUB): Ditto.
11052 (IX86_BUILTIN_PCOMGEUB): Ditto.
11053 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
11054 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
11055 (IX86_BUILTIN_PCOMEQUW): Ditto.
11056 (IX86_BUILTIN_PCOMNEUW): Ditto.
11057 (IX86_BUILTIN_PCOMLTUW): Ditto.
11058 (IX86_BUILTIN_PCOMLEUW): Ditto.
11059 (IX86_BUILTIN_PCOMGTUW): Ditto.
11060 (IX86_BUILTIN_PCOMGEUW): Ditto.
11061 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
11062 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
11063 (IX86_BUILTIN_PCOMEQUD): Ditto.
11064 (IX86_BUILTIN_PCOMNEUD): Ditto.
11065 (IX86_BUILTIN_PCOMLTUD): Ditto.
11066 (IX86_BUILTIN_PCOMLEUD): Ditto.
11067 (IX86_BUILTIN_PCOMGTUD): Ditto.
11068 (IX86_BUILTIN_PCOMGEUD): Ditto.
11069 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
11070 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
11071 (IX86_BUILTIN_PCOMEQUQ): Ditto.
11072 (IX86_BUILTIN_PCOMNEUQ): Ditto.
11073 (IX86_BUILTIN_PCOMLTUQ): Ditto.
11074 (IX86_BUILTIN_PCOMLEUQ): Ditto.
11075 (IX86_BUILTIN_PCOMGTUQ): Ditto.
11076 (IX86_BUILTIN_PCOMGEUQ): Ditto.
11077 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
11078 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
11079 (IX86_BUILTIN_PCOMEQB): Ditto.
11080 (IX86_BUILTIN_PCOMNEB): Ditto.
11081 (IX86_BUILTIN_PCOMLTB): Ditto.
11082 (IX86_BUILTIN_PCOMLEB): Ditto.
11083 (IX86_BUILTIN_PCOMGTB): Ditto.
11084 (IX86_BUILTIN_PCOMGEB): Ditto.
11085 (IX86_BUILTIN_PCOMFALSEB): Ditto.
11086 (IX86_BUILTIN_PCOMTRUEB): Ditto.
11087 (IX86_BUILTIN_PCOMEQW): Ditto.
11088 (IX86_BUILTIN_PCOMNEW): Ditto.
11089 (IX86_BUILTIN_PCOMLTW): Ditto.
11090 (IX86_BUILTIN_PCOMLEW): Ditto.
11091 (IX86_BUILTIN_PCOMGTW): Ditto.
11092 (IX86_BUILTIN_PCOMGEW): Ditto.
11093 (IX86_BUILTIN_PCOMFALSEW): Ditto.
11094 (IX86_BUILTIN_PCOMTRUEW): Ditto.
11095 (IX86_BUILTIN_PCOMEQD): Ditto.
11096 (IX86_BUILTIN_PCOMNED): Ditto.
11097 (IX86_BUILTIN_PCOMLTD): Ditto.
11098 (IX86_BUILTIN_PCOMLED): Ditto.
11099 (IX86_BUILTIN_PCOMGTD): Ditto.
11100 (IX86_BUILTIN_PCOMGED): Ditto.
11101 (IX86_BUILTIN_PCOMFALSED): Ditto.
11102 (IX86_BUILTIN_PCOMTRUED): Ditto.
11103 (IX86_BUILTIN_PCOMEQQ): Ditto.
11104 (IX86_BUILTIN_PCOMNEQ): Ditto.
11105 (IX86_BUILTIN_PCOMLTQ): Ditto.
11106 (IX86_BUILTIN_PCOMLEQ): Ditto.
11107 (IX86_BUILTIN_PCOMGTQ): Ditto.
11108 (IX86_BUILTIN_PCOMGEQ): Ditto.
11109 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
11110 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
11111 (enum multi_arg_type): New enum for describing the various SSE5
11112 intrinsic argument types.
11113 (bdesc_multi_arg): New table for SSE5 intrinsics.
11114 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
11115 (ix86_expand_multi_arg_builtin): New function for creating SSE5
11117 (ix86_expand_builtin): Add SSE5 intrinsic support.
11118 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
11119 operand instructions.
11120 (ix86_expand_sse5_multiple_memory): New function to split the
11121 second memory reference from SSE5 instructions.
11122 (type_has_variadic_args_p): Delete in favor of stdarg_p.
11123 (ix86_return_pops_args): Use stdarg_p to determine if the function
11124 has variable arguments.
11125 (ix86_setup_incoming_varargs): Ditto.
11126 (x86_this_parameter): Ditto.
11128 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
11130 (ix86_expand_sse5_pack): Ditto.
11131 (ix86_sse5_valid_op_p): Ditto.
11132 (ix86_expand_sse5_multiple_memory): Ditto.
11134 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
11135 constant for SSE5 support.
11136 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
11137 (UNSPEC_SSE5_TRUEFALSE): Ditto.
11138 (UNSPEC_SSE5_PERMUTE): Ditto.
11139 (UNSPEC_SSE5_ASHIFT): Ditto.
11140 (UNSPEC_SSE5_LSHIFT): Ditto.
11141 (UNSPEC_FRCZ): Ditto.
11142 (UNSPEC_CVTPH2PS): Ditto.
11143 (UNSPEC_CVTPS2PH): Ditto.
11144 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
11145 (PCOM_TRUE): Ditto.
11146 (COM_FALSE_S): Ditto.
11147 (COM_FALSE_P): Ditto.
11148 (COM_TRUE_S): Ditto.
11149 (COM_TRUE_P): Ditto.
11150 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
11151 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
11153 (memory attribute): Ditto.
11154 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
11155 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
11156 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
11157 (floor<mode>2): Ditto.
11158 (ceil<mode>2): Ditto.
11159 (btrunc<mode>2): Ditto.
11160 (nearbyintdf2): Ditto.
11161 (nearbyintsf2): Ditto.
11162 (sse_setccsf): Disable if SSE5.
11163 (sse_setccdf): Ditto.
11164 (sse5_setcc<mode>): New support for SSE5 conditional move.
11165 (sse5_pcmov_<mode>): Ditto.
11167 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
11168 (SSEMODEF4): Ditto.
11169 (SSEMODEF2P): Ditto.
11170 (ssemodesuffixf4): New mode attribute for SSE5.
11171 (ssemodesuffixf2s): Ditto.
11172 (ssemodesuffixf2c): Ditto.
11173 (sserotatemax): Ditto.
11174 (ssescalarmode): Ditto.
11175 (sse_maskcmpv4sf3): Disable if SSE5.
11176 (sse_maskcmpv2df3): Ditto.
11177 (sse_vmmaskcmpv4sf3): Ditto.
11178 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
11179 (sse5_vmfmadd<mode>4): Ditto.
11180 (sse5_fmsub<mode>4): Ditto.
11181 (sse5_vmfmsub<mode>4): Ditto.
11182 (sse5_fnmadd<mode>4): Ditto.
11183 (sse5_vmfnmadd<mode>4): Ditto.
11184 (sse5_fnmsub<mode>4): Ditto.
11185 (sse5_vmfnmsub<mode>4): Ditto.
11186 (sse5i_fmadd<mode>4): Ditto.
11187 (sse5i_fmsub<mode>4): Ditto.
11188 (sse5i_fnmadd<mode>4): Ditto.
11189 (sse5i_fnmsub<mode>4): Ditto.
11190 (sse5i_vmfmadd<mode>4): Ditto.
11191 (sse5i_vmfmsub<mode>4): Ditto.
11192 (sse5i_vmfnmadd<mode>4): Ditto.
11193 (sse5i_vmfnmsub<mode>4): Ditto.
11194 (mulv16qi3): Add SSE5 support.
11196 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
11197 (sse2_mulv4si3): Disable if SSE5.
11198 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
11199 (sse4_1_roundps): Ditto.
11200 (sse4_1_roundsd): Ditto.
11201 (sse4_1_roundss): Ditto.
11202 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
11204 (sse_maskcmpsf3): Ditto.
11205 (sse_vmmaskcmpv4sf3): Ditto.
11206 (sse2_maskcmpv2df3): Ditto.
11207 (sse2_maskcmpdf3): Ditto.
11208 (sse2_vmmaskcmpv2df3): Ditto.
11209 (sse2_eq<mode>3): Ditto.
11210 (sse2_gt<mode>3): Ditto.
11211 (sse5_pcmov_<mode>): Add SSE5 support.
11212 (vec_unpacku_hi_v16qi): Ditto.
11213 (vec_unpacks_hi_v16qi): Ditto.
11214 (vec_unpacku_lo_v16qi): Ditto.
11215 (vec_unpacks_lo_v16qi): Ditto.
11216 (vec_unpacku_hi_v8hi): Ditto.
11217 (vec_unpacks_hi_v8hi): Ditto.
11218 (vec_unpacku_lo_v8hi): Ditto.
11219 (vec_unpacks_lo_v8hi): Ditto.
11220 (vec_unpacku_hi_v4si): Ditto.
11221 (vec_unpacks_hi_v4si): Ditto.
11222 (vec_unpacku_lo_v4si): Ditto.
11223 (vec_unpacks_lo_v4si): Ditto.
11224 (sse5_pmacsww): New SSE5 intrinsic insn.
11225 (sse5_pmacssww): Ditto.
11226 (sse5_pmacsdd): Ditto.
11227 (sse5_pmacssdd): Ditto.
11228 (sse5_pmacssdql): Ditto.
11229 (sse5_pmacssdqh): Ditto.
11230 (sse5_pmacsdqh): Ditto.
11231 (sse5_pmacsswd): Ditto.
11232 (sse5_pmacswd): Ditto.
11233 (sse5_pmadcsswd): Ditto.
11234 (sse5_pmadcswd): Ditto.
11235 (sse5_pcmov_<move>): Conditional move support on SSE5.
11236 (sse5_phaddbw): New SSE5 intrinsic insn.
11237 (sse5_phaddbd): Ditto.
11238 (sse5_phaddbq): Ditto.
11239 (sse5_phaddwd): Ditto.
11240 (sse5_phaddwq): Ditto.
11241 (sse5_phadddq): Ditto.
11242 (sse5_phaddubw): Ditto.
11243 (sse5_phaddubd): Ditto.
11244 (sse5_phaddubq): Ditto.
11245 (sse5_phadduwd): Ditto.
11246 (sse5_phadduwq): Ditto.
11247 (sse5_phaddudq): Ditto.
11248 (sse5_phsubbw): Ditto.
11249 (sse5_phsubwd): Ditto.
11250 (sse5_phsubdq): Ditto.
11251 (sse5_pperm): Ditto.
11252 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
11253 (sse5_pperm_zero_v16qi_v8hi): Ditto.
11254 (sse5_pperm_sign_v8hi_v4si): Ditto.
11255 (sse5_pperm_zero_v8hi_v4si): Ditto.
11256 (sse5_pperm_sign_v4si_v2di): Ditto.
11257 (sse5_pperm_sign_v4si_v2di): Ditto.
11258 (sse5_pperm_pack_v2di_v4si): Ditto.
11259 (sse5_pperm_pack_v4si_v8hi): Ditto.
11260 (sse5_pperm_pack_v8hi_v16qi): Ditto.
11261 (sse5_perm<mode>): New SSE5 intrinsic insn.
11262 (rotl<mode>3): Ditto.
11263 (sse5_rotl<mode>3): Ditto.
11264 (sse5_ashl<mode>3): Ditto.
11265 (sse5_lshl<mode>3): Ditto.
11266 (sse5_frcz<mode>2): Ditto.
11267 (sse5s_frcz<mode>2): Ditto.
11268 (sse5_cvtph2ps): Ditto.
11269 (sse5_cvtps2ph): Ditto.
11270 (sse5_vmmaskcmp<mode>3): Ditto.
11271 (sse5_com_tf<mode>3): Ditto.
11272 (sse5_maskcmp<mode>3): Ditto.
11273 (sse5_maskcmp_uns<mode>3): Ditto.
11274 (sse5_maskcmp_uns2<mode>3): Ditto.
11275 (sse5_pcom_tf<mode>3): Ditto.
11277 * config/i386/predicates.md (sse5_comparison_float_operator):
11278 New predicate to match the comparison operators supported by
11279 the SSE5 com instruction.
11280 (ix86_comparison_int_operator): New predicate to match just the
11281 signed int comparisons.
11282 (ix86_comparison_uns_operator): New predicate to match just the
11283 unsigned int comparisons.
11285 * doc/invoke.texi (-msse5): Add documentation.
11286 (-mfused-madd): Ditto.
11288 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
11290 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
11292 (x86_64-*-*): Ditto.
11294 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
11296 * config/i386/bmmintrin.h: New file, provide common x86 compiler
11297 intrinisics for SSE5.
11299 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
11302 * config/i386/mmintrin-common.h: New file, to contain common
11303 instructions between SSE4.1 and SSE5.
11305 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
11306 FOREACH_FUNCTION_ARGS to iterate over the argument list.
11307 (gen_regparm_prefix): Ditto.
11309 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
11310 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
11311 prototype_p to determine if a function is prototyped.
11313 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
11315 * c-common.c (c_common_reswords) add the alignof keyword,
11316 with same RID as __alignof and __alignof__
11318 2009-08-25 Anatoly Sokolov <aesok@post.ru>
11320 * hooks.h (hook_bool_const_int_const_int_true): Declare.
11321 * hooks.c (hook_bool_const_int_const_int_true): New function.
11322 * target.h (struct gcc_target): Add can_eliminate field.
11323 * target-def.h (TARGET_CAN_ELIMINATE): Define.
11324 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
11325 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
11326 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
11327 (elim_table): Revise comment.
11328 * system.h (CAN_ELIMINATE): Poison.
11329 * defaults.h (CAN_ELIMINATE): Remove.
11330 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11332 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
11333 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
11335 (alpha_vms_can_eliminate): Declare as static, change return type to
11337 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
11339 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
11340 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
11341 (arm_can_eliminate): New function.
11343 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
11344 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
11345 (avr_can_eliminate): Declare as static.
11346 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
11348 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
11349 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
11350 (bfin_can_eliminate): New function.
11352 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
11353 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
11354 (crx_can_eliminate): New function.
11356 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
11357 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
11358 (fr30_can_eliminate): New function.
11360 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
11361 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
11362 (frv_can_eliminate): New function.
11364 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
11365 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
11366 (h8300_can_eliminate): New function.
11368 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
11369 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
11370 (i386_can_eliminate): Declare as static, change return type to bool.
11371 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
11373 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
11374 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
11375 (ia64_can_eliminate): New function.
11377 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
11378 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
11379 (iq2000_can_eliminate): New function.
11381 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
11382 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
11383 (m32r_can_eliminate): New function.
11385 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
11386 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
11387 (m68hc11_can_eliminate): New function.
11389 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
11390 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
11391 (m68k_can_eliminate): New function.
11393 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
11394 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
11395 (mep_can_eliminate): New function.
11397 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
11398 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
11399 (mips_can_eliminate): New function.
11401 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
11402 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
11403 (rs6000_can_eliminate): New function.
11405 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
11406 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
11407 (s390_can_eliminate): Declare as static.
11408 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
11410 * config/score/score.h (CAN_ELIMINATE): Remove macro.
11411 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
11412 (score_can_eliminate): New function.
11414 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
11415 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
11416 (sparc_can_eliminate): Declare as static.
11417 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
11419 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
11420 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
11421 (xstormy16_can_eliminate): New function.
11423 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
11424 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
11425 (v850_can_eliminate): New function.
11427 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
11429 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
11430 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
11431 (*movdfcc_ext[1234]): Disable for IEEE mode.
11433 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
11435 * gimplify.c (prepare_gimple_addressable): New static function.
11436 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
11438 (gimplify_addr_expr): Invoke it similarly on the operand instead of
11439 manually fiddling with it.
11441 2009-08-25 Michael Matz <matz@suse.de>
11443 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
11444 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
11446 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
11447 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
11448 (do_jump): Split out code for simple binary comparisons into ...
11449 (do_jump_1): ... this, taking the individual operands and code.
11450 Change callers to helper function above accordingly.
11451 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
11454 2009-08-25 Michael Matz <matz@suse.de>
11456 * expr.h (struct separate_ops, sepops): New type for passing
11457 around an exploded simple expression.
11458 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
11459 Use this structure instead of expression tree.
11460 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
11461 expression, only its type.
11462 (expand_vec_cond_expr): Take type and individual operands instead
11463 of full expression.
11464 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
11465 expand_vec_shift_expr): Change prototype accordingly.
11466 * tree-vect-stmts.c (vectorizable_condition): Change call of
11467 expand_vec_cond_expr_p to pass only type.
11468 * expr.c (do_store_flags): Change prototype and implementation
11469 to take an exploded expression.
11470 (expand_expr_real_1): New local ops initialized with details
11471 of the full expression. Use it instead of full
11472 expression in calls to do_store_flags, expand_vec_cond_expr,
11473 expand_widen_pattern_expr and expand_vec_shift_expr.
11475 2009-08-25 Michael Matz <matz@suse.de>
11477 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
11478 treeop2 initialized with first three operands of the full expression.
11479 Substitute all TREE_OPERAND (exp, [012]) calls with them.
11481 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
11483 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
11484 (__gthread_objc_condition_allocate): Mark arguments as unused.
11485 (__gthread_objc_condition_deallocate): Likewise.
11486 (__gthread_objc_condition_wait): Likewise.
11487 (__gthread_objc_condition_broadcast): Likewise.
11488 (__gthread_objc_condition_signal): Likewise.
11489 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
11490 (__gthread_objc_thread_id): Likewise.
11492 2009-08-25 Janus Weil <janus@gcc.gnu.org>
11494 PR middle-end/41149
11495 * tree-pretty-print.c (print_call_name): Print the correct call name
11496 for procedure pointer components.
11498 2009-08-24 Steve Ellcey <sje@cup.hp.com>
11500 * config/ia64/ia64.c (ia64_promote_function_mode): Call
11501 default_promote_function_mode when not VMS.
11503 2009-08-24 Olivier Hainque <hainque@adacore.com>
11505 * convert.c (convert_to_integer): Don't assume an input pointer is
11506 POINTER_SIZE wide. Fetch from the type instead.
11508 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11510 * configure.ac (AC_PREREQ): Bump to 2.64.
11512 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
11514 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
11515 (process_command): Don't search standard_exec_prefix_1 and
11516 standard_exec_prefix_2.
11518 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11520 * config/arm/arm.c (output_return_instruction): Handle for
11523 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11525 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
11527 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11529 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
11530 (*arm_movdf_vfp): Likewise.
11532 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11534 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
11535 (vashr<mode>3): Rename from ashr<mode>3.
11536 (vlshr<mode>3): Rename from lshr<mode>3.
11538 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
11541 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
11542 (check_format_info_main): Use scalar_identify_flag.
11543 (check_format_types): Check for scalar size identity if
11544 scalar_identify_flag is set.
11545 (printf_length_specs): Extend by new field.
11546 (asm_fprintf_length_specs): Likewise.
11547 (gcc_diag_length_specs): Likewise.
11548 (scanf_length_specs): Likewise.
11549 (strfmon_length_specs): Likewise.
11550 (gcc_gfc_length_specs): Likewise.
11551 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
11552 (ms_printf_flag_specs): Likewise.
11553 * c-format.h (format_length_info): Add new member scalar_identity_flag.
11555 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
11558 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
11559 (*call_value_pop_1): Ditto.
11560 (*sibcall_pop_1): New insn pattern.
11561 (*sibcall_value_pop_1): Ditto.
11563 2009-08-23 Alan Modra <amodra@bigpond.net.au>
11566 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
11569 2009-08-23 Alan Modra <amodra@bigpond.net.au>
11572 * fwprop.c (try_fwprop_subst): Allow multiple sets.
11573 (get_reg_use_in): New function.
11574 (forward_propagate_subreg): Propagate through subreg of zero_extend
11577 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
11579 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
11580 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
11582 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11584 * configure.ac: Remove --with-datarootdir, --with-docdir,
11585 --with-htmldir switches. No need to call AC_SUBST for
11586 datarootdir, docdir, htmldir any more.
11587 * configure: Regenerate.
11588 * doc/install.texi (Configuration): Document --datarootdir,
11589 --docdir, --htmldir, --pdfdir; update documentation for
11590 --infodir, --mandir.
11591 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
11594 * aclocal.m4: Regenerate.
11595 * config.in: Regenerate.
11596 * configure: Regenerate.
11598 2009-08-21 Douglas B Rupp <rupp@gnat.com>
11599 Olivier Hainque <hainque@adacore.com>
11601 * config/ia64/ia64.c: Include libfuncs.h.
11602 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
11603 (ia64_expand_call): Use reg 25 on VMS.
11604 (ia64_initialize_trampoline): Fix for VMS ABI.
11605 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
11606 (ia64_function_arg): Initialize reg 25 on VMS.
11607 Fix OpenVMS ABI issues for varargs.
11608 For OpenVMS, emit the Argument Information register set in the
11609 incoming/sibcall case as well.
11610 (ia64_arg_type): New function.
11611 (ia64_function_arg_advance): Keep track of cum->words.
11612 Fix OpenVMS ABI issues for varargs.
11613 (ia64_function_value): On VMS, promote mode of non-aggregate types.
11614 (ia64_override_options): Set flag_no_common on VMS.
11615 (ia64_init_builtins): Disable FWRITE builtin.
11616 (ia64_asm_output_external): Call DO_CRTL_NAMES.
11617 (ia64_vms_init_libfuncs): Add decc$ routines.
11618 (ia64_vms_valid_pointer_mode): New function.
11619 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
11620 (ia64_promote_function_mode): New function
11621 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
11622 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
11623 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11624 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
11625 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
11626 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
11627 Suppress trailing '#' if VALUE is numeric.
11628 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
11629 ia64_promote_function_mode.
11630 (TARGET_VALID_POINTER_MODE): Define.
11632 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11635 * config/rs6000/rs6000.c (rs6000_override_options): Use
11636 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
11639 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
11640 reporting of vector + decimal/boolean/complex error.
11642 2009-08-21 Jakub Jelinek <jakub@redhat.com>
11644 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
11645 __vector double TYPE_DECL.
11647 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
11649 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
11650 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
11651 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
11652 to pointer to enum machine_mode. Update all callers as needed.
11654 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
11656 * config/alpha/alpha.md (exception_receiver): Emit alternative
11657 GP load sequence if flag_reorder_blocks_and_partition is set.
11658 (*exception_receiver_2): Also enable when
11659 flag_reorder_blocks_and_partition is set.
11661 2009-08-20 Matt Rice <ratmice@gmail.com>
11662 Diego Novillo <dnovillo@google.com>
11664 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
11667 2009-08-20 Richard Guenther <rguenther@suse.de>
11669 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
11670 * c-tree.h (c_dup_lang_specific_decl): Remove.
11671 (struct lang_decl, struct lang_type): Move definitions ...
11672 * c-lang.h: ... here. New file.
11673 * c-decl.c: Include c-lang.h.
11674 (c_dup_lang_specific_decl): Remove.
11675 * c-typeck.c: Include c-lang.h.
11676 * Makefile.in (c-decl.o): Add c-lang.h dependency.
11677 (c-typeck.o): Likewise.
11678 * c-config-lang.in (gtfiles): Add c-lang.h.
11679 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
11682 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
11684 * config/alpha/alpha.c (alpha_end_function): Do not clear
11685 crtl->emit structure and free insn locators if cfun->is_thunk is true,
11686 this is now handled in generic code.
11688 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
11690 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
11691 (s390_z10_fix_long_loop_prediction): New function.
11692 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
11693 (s390_reorg): Walk over the INSNs and invoke
11694 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
11696 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
11698 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
11699 "*brx_64bit", "*brx_31bit"): New patterns.
11700 * config/s390/s390.c ('E'): New output modifier.
11702 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11703 Richard Earnshaw <richard.earnshaw@arm.com>
11705 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
11706 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
11708 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11710 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
11712 * pa.c (emit_move_sequence): Check if address of operand1 is valid
11713 for mode mode of operand0 when doing secondary reload for SAR.
11715 2009-08-19 Jakub Jelinek <jakub@redhat.com>
11717 PR middle-end/41123
11718 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
11719 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
11721 2009-08-19 Jason Merrill <jason@redhat.com>
11723 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
11724 supported template depth in C++0x.
11726 2009-08-19 Jakub Jelinek <jakub@redhat.com>
11728 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
11729 free_after_compilation.
11730 * config/score/score7.c (score7_output_mi_thunk): Likewise.
11731 * config/score/score3.c (score3_output_mi_thunk): Likewise.
11732 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
11733 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11734 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11735 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
11736 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11738 2009-08-19 Ian Lance Taylor <iant@google.com>
11740 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
11741 of (plus (mult (neg B) C) A).
11743 2009-08-18 Michael Matz <matz@suse.de>
11745 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
11746 instead of comparing TYPE_MAIN_VARIANT for equality.
11747 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
11748 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
11749 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
11750 * gimplify.c (goa_lhs_expr_p): Ditto and use
11751 STRIP_USELESS_TYPE_CONVERSION.
11753 2009-08-18 Michael Matz <matz@suse.de>
11755 * tree-ssa-structalias.c (create_variable_info_for): Also mark
11756 first field in a struct.
11757 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
11759 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
11761 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
11762 locators before emit_insn is called. Remove assert that
11764 (alpha_end_function): Clear crtl->emit structure and free insn
11765 locators if cfun->is_thunk is true.
11767 2009-08-18 Jason Merrill <jason@redhat.com>
11769 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
11771 * configure.ac: Test for it.
11772 * configure, config.in: Regenerate.
11773 * doc/install.texi: Document --enable-gnu-unique-object.
11775 2009-08-18 Richard Guenther <rguenther@suse.de>
11777 PR middle-end/41094
11778 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
11779 pow(x,y*z) only if x is nonnegative.
11781 2009-08-18 Jakub Jelinek <jakub@redhat.com>
11783 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
11787 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
11788 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
11790 2009-08-17 DJ Delorie <dj@redhat.com>
11792 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
11793 * config/m32c/prologue.md (epilogue_freit): New.
11795 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
11796 (bank_switch_p): Likewise.
11797 (fast_interrupt_p): Likewise.
11798 (interrupt_p): Likewise.
11799 (m32c_conditional_register_usage): Round memregs size up.
11800 (need_to_save): We only need to save $a0 when we use ENTER.
11801 (interrupt_p): Check for fast_interrupt too.
11802 (bank_switch_p): New.
11803 (fast_interrupt_p): New.
11804 (m32c_attribute_table): Add bank_switch and fast_interrupt.
11805 (m32c_emit_prolog): Support bank switching and fast interrupts.
11806 * doc/extend.texi (Function Attributes): Add bank_switch and
11809 2009-08-17 Douglas B Rupp <rupp@gnat.com>
11811 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
11812 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
11814 2009-08-16 Douglas B Rupp <rupp@gnat.com>
11816 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
11817 (menu): Add IA-64/VMS Options.
11818 (IA-64/VMS Options): Likewise.
11820 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
11823 * config/mips/mips.md (*lwxs): Use :P for pointer values.
11825 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
11827 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
11828 (mips_pop_asm_switch): Likewise.
11829 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
11831 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
11832 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
11833 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
11834 (mips_print_operand_punctuation): Use them. Check mips_noreorder
11835 instead of set_noreorder.
11836 (mips_output_function_prologue): Use the new functions.
11837 (mips_output_function_epilogue): Likewise.
11838 (mips_need_noat_wrapper_p): New function, split out from...
11839 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
11840 Use mips_push_asm_switch and mips_pop_asm_switch.
11841 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
11842 and mips_pop_asm_switch.
11843 (ASM_OUTPUT_REG_POP): Likewise.
11844 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
11845 Use mips_pop_asm_switch.
11846 (mips_asm_switch): New structure.
11847 (set_noreorder, set_nomacro): Replace with...
11848 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
11849 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
11850 instead of set_nomacro.
11851 (fix_truncsfsi2_macro): Likewise.
11852 (cprestore): Likewise.
11853 (hazard): Use mips_noreorder instead of set_noreorder.
11854 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
11856 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
11858 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
11859 from prev_active_insn.
11861 2009-08-16 Anatoly Sokolov <aesok@post.ru>
11863 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
11864 * config/avr/avr.c (avr_override_options): Initialize
11865 avr_current_arch variable.
11866 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
11867 __AVR_HAVE_16BIT_SP__ according to the device type.
11868 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
11870 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
11871 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
11873 2009-08-16 Dodji Seketeli <dodji@redhat.com>
11876 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
11877 generating inlined subroutine die only. We shouldn't be
11878 called for anything else.
11879 (gen_block_die): Don't generate inline subroutine debug info for
11882 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
11884 * graphite-poly.c (print_pbb): Print PBB index.
11886 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
11888 PR middle-end/40981
11889 * graphite-interchange.c (ppl_max_for_le): Moved...
11890 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
11891 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
11892 ppl_Pointset_Powerset_C_Polyhedron_maximize.
11893 * graphite-ppl.h (ppl_max_for_le): Declared.
11895 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
11897 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
11898 supported on all platforms.
11899 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
11900 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
11901 * c-pragma.c: Likewise.
11902 * target-def.h (TARGET_INITIALIZER): Remove
11903 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
11904 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
11906 2009-08-14 Douglas B Rupp <rupp@gnat.com>
11908 * config/ia64/fde-vms.c: New file.
11909 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
11910 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
11911 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
11912 (uw_frame_state_for): Only register a personality routine if it is
11913 known to be compatible with our expectations.
11914 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
11915 Declare unw_table_entry stack variable and
11916 mod all calls to _Unwind_FindTableEntry to add arg.
11917 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
11918 (_Unwind_FindTableEntry): Add arg to prototype.
11920 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
11922 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
11923 field 'signal_pfs_loc'.
11924 (uw_frame_state_for): Remove duplicate code dealing with leaf
11925 procedures without unwind info.
11926 If in the frame after unwinding through a signal handler, restore
11927 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
11928 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
11929 'pfs_loc' to the AR.PFS location in the signal context; instead
11930 set 'signal_pfs_loc'.
11931 Manually generate the unwind info for the AR.PFS register.
11932 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
11933 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
11934 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
11935 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
11936 instead set 'signal_pfs_loc'.
11937 Remove code preventing the AR.PFS register from being restored
11938 from the signal context.
11940 2009-08-14 Douglas B Rupp <rupp@gnat.com>
11941 Tristan Gingold <gingold@adacore.com>
11943 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
11944 * config/ia64/t-vms: New file.
11945 * config/ia64/vms64.h: New file.
11946 * config/ia64/vms.h: New file.
11947 * config/ia64/vms-crtinit.asm: New file.
11948 * config/ia64/vms_symvec_libgcc_s.opt: New file.
11949 * config/ia64/vms-unwind.h: New file.
11951 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
11953 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
11956 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11958 PR middle-end/30789
11959 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
11960 Move declaration...
11961 * real.h (do_mpc_arg2): ... here.
11962 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
11965 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
11967 * final.c (add_debug_prefix_map): Don't use GC memory for
11968 old_prefix and new_prefix.
11970 2009-08-14 Richard Guenther <rguenther@suse.de>
11972 * ipa-prop.c (compute_complex_pass_through): If we cannot
11973 compute a non-varying offset for IPA_JF_ANCESTOR punt.
11975 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11977 * c-lex.c (c_lex_with_flags): Increase size of local variable
11978 to avoid memory clobber.
11980 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
11983 * config/i386/i386.c (ix86_fp_comparison_strategy):
11984 Only enable/disable sahf at function granularity.
11986 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
11988 PR rtl-optimization/41064
11989 * reload1.c (reload_as_needed): Don't call extract_insn
11990 for known invalid replacements after calling
11991 validate_replace_rtx_group and verify_changes.
11993 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
11996 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
11997 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
11998 ix86_expand_fp_vcond.
11999 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
12000 Assert that operation is supported by ix86_expand_int_vcond.
12001 (vcondu<SSEMODE124C8:mode>): Ditto.
12003 2009-08-13 DJ Delorie <dj@redhat.com>
12005 * config/i386/djgpp-stdint.h: New.
12006 * config.gcc (djgpp): Use it.
12008 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
12010 * config/sh/sh.c (sh_override_options): When flag_exceptions or
12011 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
12013 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12015 * tree-ssa-loop-prefetch.c
12016 (prune_ref_by_group_reuse): Enhance probabilistic analysis
12017 for long-stride pruning.
12018 (compute_miss_rate): New function to compute the probability
12019 that two memory references access different cache lines.
12021 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
12023 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
12025 2009-08-13 Richard Guenther <rguenther@suse.de>
12027 PR middle-end/41047
12028 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
12029 use the constant pointer type.
12030 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
12031 of CV qualifiers on the target pointer type.
12032 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
12033 conversion check before restrict check.
12035 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12038 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
12040 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12042 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
12044 2009-08-12 Richard Guenther <rguenther@suse.de>
12046 PR tree-optimization/41011
12047 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
12048 and reference constructing.
12050 2009-08-12 Xinliang David Li <davidxl@google.com>
12052 PR tree-optimization/41012
12053 * tree-flow.h : New external interface.
12054 * gimple-low.c (check_call_arg): Change to public function.
12055 Remove argument mismatch check in lowering.
12056 * tree-inline.h (tree_can_inline_p): Interface change.
12057 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
12058 into this function.
12059 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
12060 Call change to tree_can_inline_p function.
12061 (cgraph_decide_inlining_incrementally): Ditto.
12063 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
12065 PR tree-optimization/41031
12066 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
12067 on the partition variable rather than promote_mode on the source
12068 type. Assert that the partition variable's type has the same
12069 mode as the source value's.
12071 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
12073 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
12074 for for_return == 2.
12075 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
12077 * calls.c (expand_call): Fix typo.
12078 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
12080 * stmt.c (expand_value_return): Use promote_function_mode to copy out
12082 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
12083 * config/cris/cris.c (cris_promote_function_mode): Likewise.
12084 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
12085 * config/pa/pa.c (pa_promote_function_mode): Likewise.
12087 2009-08-12 Andrew Haley <aph@redhat.com>
12089 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
12091 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12094 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
12096 2009-08-12 Richard Guenther <rguenther@suse.de>
12098 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
12099 * gimplify.c (gimplify_modify_expr): Do not use
12100 lang_hooks.types_compatible_p.
12101 * tree-ssa.c (useless_type_conversion_p): For aggregates
12102 just return false if the canonical types differ.
12104 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12106 PR middle-end/40980
12107 * sese.c (convert_for_phi_arg): New.
12108 (add_guard_exit_phis): Use convert_for_phi_arg.
12110 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12112 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
12113 unknown subscript upper bounds.
12115 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12116 Pranav Garg <pranav.garg2107@gmail.com>
12118 * graphite-interchange.c (gather_access_strides): Removed.
12119 (ppl_max_for_le): New.
12120 (build_linearized_memory_access): New.
12121 (memory_stride_in_loop): New.
12122 (pbb_interchange_profitable_p): Reimplemented.
12123 * graphite-ppl.h (ppl_new_id_map): New.
12124 (ppl_interchange): New.
12126 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12128 * graphite-interchange.c (compute_subscript): Removed.
12129 (compute_array_size_cstr): Removed.
12130 (compute_array_size_poly): Removed.
12131 (compute_array_size): Removed.
12132 (gather_access_strides_poly): Removed.
12133 (gather_access_strides): Empty.
12135 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12137 * graphite-dependences.c (dependence_polyhedron_1): Replace
12138 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
12139 (graphite_legal_transform_dr): Same.
12140 (graphite_carried_dependence_level_k): Same.
12141 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
12142 Initialize PDR_NB_SUBSCRIPTS.
12143 (print_pdr_access_layout): Replace pdr_nb_subscripts with
12145 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
12146 (PDR_NB_SUBSCRIPTS): New.
12147 (pdr_nb_subscripts): Removed.
12148 (pdr_dim): Simplified.
12149 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
12150 with PDR_NB_SUBSCRIPTS.
12152 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12154 * graphite-interchange.c (compute_array_size): Remove use of
12155 PDR_DATA_CONTAINER.
12156 * graphite-poly.c (new_poly_dr): Remove argument data_container.
12157 Do not initialize PDR_DATA_CONTAINER.
12158 (print_pdr): Do not print PDR_DATA_CONTAINER.
12159 * graphite-poly.h (struct poly_dr): Remove data_container field.
12160 (PDR_DATA_CONTAINER): Removed.
12161 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
12162 PDR_DATA_CONTAINER.
12163 (build_poly_dr): Same.
12165 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
12166 Sebastian Pop <sebastian.pop@amd.com>
12168 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
12169 copy of the dependence polyhedron. Free the temporary objects.
12170 (graphite_carried_dependence_level_k): Free unused objects before
12173 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12175 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
12176 Early return without analyzing the data dependences if no
12177 transform has been done. Call restore_scattering if the transform
12179 (graphite-interchange.c): Same.
12180 * graphite-poly.c (print_scattering_function): Test for
12182 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
12183 (apply_poly_transforms): Do not gcc_assert that
12184 the transform is legal.
12185 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
12186 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
12187 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
12188 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
12189 * graphite-poly.h (struct poly_scattering): New.
12190 (struct poly_bb): Add original, transformed, and saved fields.
12191 Remove transformed_scattering, original_scattering,
12192 nb_local_variables and nb_scattering_transform fields.
12193 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
12194 (poly_scattering_new): New.
12195 (poly_scattering_free): New.
12196 (poly_scattering_copy): New.
12197 (store_scattering_pbb): New.
12198 (store_scattering): New.
12199 (restore_scattering_pbb): New.
12200 (restore_scattering): New.
12201 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
12202 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
12204 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12206 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
12207 (print_scop): Same.
12209 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12211 * Makefile.in (graphite.o): Depends on PREDICT_H.
12212 * graphite.c: Include predict.h.
12213 (graphite_finalize): Call tree_estimate_probability.
12214 * predict.c (predict_loops): Do not call scev_initialize and
12216 (tree_estimate_probability_bb): New.
12217 (tree_estimate_probability): Do not initialize loops: move that
12218 code to the driver. Call tree_estimate_probability_bb.
12219 (tree_estimate_probability_driver): New.
12220 (pass_profile): Use tree_estimate_probability_driver.
12221 * predict.h (tree_estimate_probability): Declared.
12223 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12225 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
12226 * graphite-dependences.c (graphite_legal_transform): Add time to
12227 TV_GRAPHITE_DATA_DEPS.
12228 (dependency_between_pbbs_p): Same.
12229 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
12231 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
12233 PR rtl-optimization/41033
12234 * alias.c (nonoverlapping_component_refs_p): Punt when strict
12235 aliasing is disabled.
12237 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
12239 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
12240 si_mask_operand, and_load_operand, low_bitmask_operand,
12241 and_reg_operand, and_operand): New predicates.
12242 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
12243 * config/mips/mips.c (and_operands_ok): New function.
12244 * config/mips/mips-protos.h (and_operands_ok): Declare it.
12245 * config/mips/mips.md (move_type): Add ext_ins and logical.
12246 (type): Handle them.
12247 (and<mode>3): Use and_reg_operand as the second operand's predicate.
12248 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
12249 shift_shift. Remove commutative constraint modifier.
12250 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
12252 (*clear_upper32_dext): Remove define_insn_and_split.
12253 (*clear_upper32): Turn this define_insn_and_split ...
12254 (splitter for ANDing register with 0xffff_ffff): .. into this.
12256 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
12258 * combine.c (try_widen_shift_mode): Factor out code to check if an
12259 integer constant is a low-order bitmask from here ...
12260 * rtlanal.c (low_bitmask_len): ... to here.
12261 * rtl.h (low_bitmask_len): Declare.
12263 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
12266 * config/alpha/alpha.md (addsi3): Remove expander.
12267 (addsi3): Rename from *addsi3_internal insn pattern.
12268 (subsi3): Remove expander.
12269 (subsi3): Rename from *subsi3_internal insn pattern.
12271 2009-08-11 Douglas B Rupp <rupp@gnat.com>
12273 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
12276 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
12277 Eric Botcazou <botcazou@adacore.com>
12278 Douglas B Rupp <rupp@gnat.com>
12280 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
12281 that records that fit in 64 bits are returned by immediate value,
12282 as required by OpenVMS Calling Standard.
12283 (function_value): Adjust for above modification.
12284 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
12285 virtual_incoming_args_rtx as base object, not next_arg.
12286 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
12288 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12290 * reload.c (find_reloads_subreg_address): Check the original
12291 req_equiv_mem address to detect the case where an address is
12292 not valid in the outer mode.
12294 2009-08-11 Richard Guenther <rguenther@suse.de>
12297 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
12299 2009-08-10 Douglas B Rupp <rupp@gnat.com>
12301 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
12302 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
12304 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
12305 Douglas B Rupp <rupp@gnat.com>
12307 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
12308 PT_STACK when frame_pointer_needed on OpenVMS.
12309 (alpha_pv_save_size, alpha_using_fp): Remove.
12310 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
12311 with proper processing for PT_NULL.
12312 (alpha_vms_initial_elimination_offset): New function. Support for
12313 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
12314 (alpha_sa_size): Force procedure type to PT_STACK when
12315 frame_pointer_needed on OpenVMS.
12316 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
12317 (alpha_using_fp): Likewise.
12318 (alpha_vms_can_eliminate): Add prototype.
12319 (alpha_vms_initial_elimination_offset): Likewise.
12320 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
12321 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
12323 2009-08-10 Eric Botcazou <botcazou@adacore.com>
12324 Douglas B Rupp <rupp@gnat.com>
12326 * config/alpha/alpha.c (common_object_handler): New function.
12327 (vms_attribute_table): Declare a single attribute "common_object".
12328 (vms_output_aligned_decl_common): New global function.
12329 (SECTION_VMS_OVERLAY): Delete.
12330 (SECTION_VMS_GLOBAL): Likewise.
12331 (SECTION_VMS_INITIALIZE): Likewise.
12332 (vms_asm_named_section): Remove support for above flags.
12333 (vms_section_type_flags): Delete.
12334 (TARGET_SECTION_TYPE_FLAGS): Likewise.
12335 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
12336 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
12337 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
12339 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
12342 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
12343 (sub_ddmmss): Likewise.
12345 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
12348 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
12351 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12354 * reload1.c (reload_as_needed): Use cancel_changes to completely
12355 undo a failed replacement attempt.
12357 2009-08-10 Richard Guenther <rguenther@suse.de>
12359 PR middle-end/41006
12360 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
12361 (useless_type_conversion_p): ... here. Require pointer targets
12364 2009-08-10 Dodji Seketeli <dodji@redhat.com>
12367 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
12368 loose the original type of the statement list.
12370 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12372 * config/alpha/alpha.c: Include libfuncs.h
12373 (avms_asm_output_extern): New function.
12374 (alpha_init_libfuncs): Init some decc libfuncs.
12375 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
12376 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
12377 (DO_CRTL_NAMES): Define.
12378 (LIB_SPEC): Remove.
12379 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
12380 (LONG_TYPE_SIZE): Define.
12381 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
12382 (SUBTARGET_SWITCHES): Define malloc64 switch.
12383 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
12384 (MASK_RETURN_ADDR): Define.
12385 doc/invoke.texi (mmalloc64): Document switch.
12387 2009-08-09 Olivier Hainque <hainque@adacore.com>
12388 Douglas B Rupp <rupp@gnat.com>
12390 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
12391 uses_condition_handler.
12392 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
12393 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
12394 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
12395 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
12396 (code_for_builtin): New insn codes for the new alpha_builtins.
12397 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
12398 (alpha_sa_size): Account for uses_condition_handler.
12399 (alpha_expand_prologue): Likewise.
12400 (alpha_start_function): Likewise.
12401 (alpha_expand_epilogue): Likewise.
12402 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
12403 establish/revert expanders.
12404 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
12405 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
12406 New expander, resorting to the alpha.c associated function.
12407 (builtin_revert_vms_condition_handler): Likewise.
12408 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
12409 __gcc_shell_handler, the static VMS condition handler used as
12410 an indirection wrapper to the current dynamically established
12412 * config/alpha/vms-unwind.h: Complete rewrite.
12413 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
12414 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
12416 2009-08-09 Eric Botcazou <botcazou@adacore.com>
12417 Douglas B Rupp <rupp@gnat.com>
12419 * config/alpha/alpha.c (alpha_links): Add 'target' field.
12420 (alpha_need_linkage): Handle aliases. Return function symbol.
12421 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
12422 Use ultimate alias target for the linkage name.
12423 * config/alpha/alpha.md (movmemdi): Use the symbol returned
12424 by alpha_need_linkage for the function symbol.
12425 (setmemdi): Likewise.
12427 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12429 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
12430 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
12431 (ASM_WEAKEN_LABEL): Define.
12432 (CRT_CALL_STATIC_FUNCTION): Define.
12433 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
12434 (ENDFILE_SPEC): Define.
12435 (INIT_SECTION_ASM_OP): Define.
12436 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
12437 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
12438 crtend.o crtendS.o.
12439 (MULTILIB_OSDIRNAMES): Define.
12440 (shlib_version): Define.
12441 (SHLIB_EXT): Define.
12442 (SHLIB_OBJS): Define.
12443 (SHLIB_NAME): Define.
12444 (SHLIB_MULTILIB): Define.
12445 (SHLIB_INSTALL): Define.
12446 (SHLIB_SYMVEC): Define.
12447 (SHLIB_SYMVECX2): Define.
12448 (SHLIB_LINK): Define.
12450 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12452 * config/alpha/alpha.c (alpha_initialize_trampoline):
12453 Initialize VMS trampoline IAW ABI for bounded procedure calls.
12454 (alpha_start_function): Emit transfer address on nested functions
12455 for VMS trampoline call.
12456 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
12457 since no longer used.
12458 * config/alpha/vms-tramp.asm: Remove.
12459 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
12460 since now only data initialized at runtime.
12462 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12464 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
12465 (LINK_GCC_C_SEQUENCE_SPEC): Define.
12466 (MD_EXEC_PREFIX): Remove, no longer used.
12467 (MD_STARTFILE_PREFIX): Likewise.
12468 (INCLUDE_DEFAULTS): Likewise.
12469 * config/alpha/t-vms:
12470 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
12472 2009-08-09 Richard Guenther <rguenther@suse.de>
12474 PR tree-optimization/41016
12475 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
12476 (operand_precision): Remove.
12477 (integral_operand_p): Likewise.
12478 (recognize_single_bit_test): Adjust.
12480 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
12482 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
12483 operation overflows. Likewise non-cast unary arithmetic.
12484 If one arm of a conditional expression is always taken,
12485 inhibit evaluation warnings for the other arm. Likewise inhibit
12486 evaluation warnings for the second && or || operand if the first
12487 operand is enough to determine the result.
12488 * c-typeck.c (build_conditional_expr): Apply the same inhibition
12490 (build_binary_op): Prevent duplicate evaluation warnings.
12492 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
12494 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
12495 and destination have different modes, Use promote_mode to
12496 determine the signedness of the conversion. Assert that the
12497 promoted source mode matches the destination mode. Don't pass
12498 the destination and destination mode to expand_expr if the source
12499 mode is different. Simplify conversion logic.
12501 2009-08-09 Ira Rosen <irar@il.ibm.com>
12503 PR tree-optimization/41008
12504 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
12505 from condition only in case it's a comparison. Adjust checks.
12507 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
12509 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
12510 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
12511 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
12512 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
12513 (dump_cand): Handle them.
12514 (struct iv_cand): New members COST_STEP and AINC_USE.
12515 (stmt_after_increment): Likewise.
12516 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
12517 callers changed. Use gimple_uid comparison instead of scanning.
12518 (add_candidate_1): When looking for identical candidates, take
12519 AINC_USE into account. Set it for new candidates.
12520 (force_expr_to_var_cost): Cast target_spill_cost to int.
12521 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
12522 All callers changed. Check for availability of autoinc addressing
12523 modes, both in general for a given mode, and in the specific use case.
12524 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
12526 (get_computation_cost): Likewise.
12527 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
12528 add_autoinc_candidates): New static functions.
12529 (add_candidate): Call add_autoinc_candidates for candidates based on
12531 (find_iv_candidates): Call set_autoinc_for_original_candidates.
12532 (determine_use_iv_cost_address): If we have an autoinc candidate at
12533 the matching use, verify autoinc is possible and subtract the cost
12534 of the candidate's step from the cost.
12535 (determine_iv_cost): Record the cost of the increment in the COST_STEP
12536 member of the candidate.
12537 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
12538 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
12540 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12542 * config.build (ia64-hp-*vms*): New target.
12543 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
12544 with ia64-hp-*vms*.
12545 * config.gcc (ia64-hp-*vms*): New target.
12546 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
12547 with ia64-hp-*vms*.
12548 * config.host (ia64-hp-*vms*): New target.
12549 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
12550 with ia64-hp-*vms*.
12552 2009-08-08 Richard Guenther <rguenther@suse.de>
12554 PR tree-optimization/40991
12555 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
12557 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
12559 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
12560 mode check. Do truncations in an integer mode.
12561 (force_to_mode): Handle subregs for all mode types. Only do
12562 arithmetic simplifications on integer modes.
12564 2009-08-07 Richard Guenther <rguenther@suse.de>
12566 PR tree-optimization/40999
12567 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
12568 (maybe_fold_reference): Lookup constant initializers.
12569 (fold_gimple_assign): Likewise.
12571 2009-08-07 Richard Guenther <rguenther@suse.de>
12573 * tree-ssa.c (useless_type_conversion_p_1): Only for types
12574 that require structural equality defer to the langhook.
12576 2009-08-07 Martin Jambor <mjambor@suse.cz>
12578 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
12580 (struct ipa_pass_through_data): New type.
12581 (struct ipa_ancestor_jf_data): New type.
12582 (union jump_func_value): Removed field formal_id, added fields
12583 pass_through and ancestor.
12584 (struct ipa_param_call_note): Changed type of formal_id to int from
12586 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
12587 operations jump functions and ancestor jump functions.
12588 (compute_complex_pass_through): New function.
12589 (compute_scalar_jump_functions): Call compute_complex_pass_through,
12590 reflect changes in the jump function strucutre.
12591 (update_jump_functions_after_inlining): Ignore complex pass-through
12592 and ancestor jump functions.
12593 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
12594 polynomial pass-through with operation jump functions.
12596 2009-08-07 Jakub Jelinek <jakub@redhat.com>
12598 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
12599 fde->dw_fde_begin as begin label instead of hot/cold label.
12600 Use LLSDAC label instead of LLSDA for second section lsda.
12601 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
12602 label instead of LLSDA if it is true.
12603 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
12605 * except.c (add_call_site, dw2_size_of_call_site_table): Add
12606 SECTION argument. Use it as index into crtl->eh.call_site_record
12608 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
12609 use it to determine how to print table entries instead of using
12610 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
12611 label instead of normal begin label as base.
12612 (sjlj_assign_call_site_values): Adjust add_call_site caller.
12613 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
12614 ensure no EH range spans between sections and that landing pads
12615 are always in the corresponding section.
12616 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
12617 for crtl->eh.call_site_record being an array rather than scalar.
12618 (output_one_function_exception_table): New function, copied
12619 from output_function_exception_table. Adjust
12620 dw2_size_of_call_site_table, dw2_output_call_site_table
12621 callers. For SECOND section use *C suffixed labels.
12622 (output_function_exception_table): Call
12623 output_one_function_exception_table and, when doing hot/cold
12624 partitioning, also another time for the second section.
12625 * opts.c: Include except.h.
12626 (decode_options): Allow -freorder-blocks-and-partition with
12627 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
12628 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
12629 * function.h (struct rtl_eh): Change call_site_record from
12630 scalar into array of 2 elements.
12632 2009-08-07 Martin Jambor <mjambor@suse.cz>
12634 * ipa-prop.c (count_formal_params_1): New function.
12635 (ipa_get_vector_of_formal_parms): New function.
12636 (get_vector_of_formal_parm_types): New function.
12637 (ipa_modify_formal_parameters): New function.
12638 (ipa_modify_call_arguments): New function.
12639 (index_in_adjustments_multiple_times_p): New function.
12640 (ipa_combine_adjustments): New function.
12641 (ipa_dump_param_adjustments): New function.
12642 * ipa-prop.h (struct ipa_parm_adjustment): New type.
12643 (ipa_get_vector_of_formal_parms): Declare.
12644 (ipa_modify_formal_parameters): Declare.
12645 (ipa_modify_call_arguments): Declare.
12646 (ipa_combine_adjustments): Declare.
12647 (ipa_dump_param_adjustments): Declare.
12648 (build_ref_for_offset): Declare.
12649 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
12650 * tree-sra.c: Include ipa-prop.c.
12651 (build_ref_for_offset): Make public.
12653 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
12655 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
12657 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
12659 * gcc/doc/extend.texi (__builtin_extract_return_address)
12660 (__builtin_frob_return_address): Document.
12662 2009-08-06 Paul Brook <paul@codesourcery.com>
12664 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
12665 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
12666 implementation on ARMv6-M.
12668 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12670 * doc/extend.texi (pcs): Document new attribute for ARM.
12672 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12674 * arm.c (pcs_attribute_args): Comment out unsupported attribute
12677 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12679 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
12682 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12684 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
12686 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12688 Merge ARM/hard_vfp_branch to trunk.
12690 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
12692 * arm.c (libcall_eq): New function.
12693 (libcall_hash): New function.
12694 (add_libcall): New function.
12695 (arm_libcall_uses_aapcs_base): New function.
12696 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
12697 libcalls using the base PCS.
12698 (arm_init_cumulative_args): Likewise.
12700 2009-07-20 Joseph Myers <joseph@codesourcery.com>
12702 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
12703 Use base ABI for conversion libfuncs between HFmode and SFmode.
12705 2009-05-12 Joseph Myers <joseph@codesourcery.com>
12707 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
12708 V4SImode as representatives of all 64-bit and 128-bit vector
12709 types. Allow vector types without vector modes.
12710 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
12711 without vector modes like BLKmode.
12712 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
12713 BLKmode. Avoid unsupported vector modes or TImode moves for
12715 (aapcs_vfp_allocate_return_reg): Likewise.
12716 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
12717 V8QImode if TARGET_NEON || TARGET_IWMMXT.
12719 2009-05-12 Joseph Myers <joseph@codesourcery.com>
12721 * config/arm/arm.c (arm_handle_pcs_attribute): New.
12722 (arm_get_pcs_model): Pass attribute arguments to
12723 arm_pcs_from_attribute.
12724 (arm_init_cumulative_args): Use base AAPCS for conversions from
12725 floating-point types to DImode.
12726 (arm_attribute_table): Add pcs attribute.
12727 (arm_handle_pcs_attribute): New.
12728 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
12729 conversions from floating-point types to DImode, also declare them
12730 to use base AAPCS and declare functions they call to use base
12731 AAPCS and their RTABI names.
12733 2009-05-12 Joseph Myers <joseph@codesourcery.com>
12735 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
12736 -mfloat-abi=hard not being supported for VFP.
12738 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
12740 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
12741 SYMBOL_REF to hard_libcall_value.
12743 2009-03-05 Joseph Myers <joseph@codesourcery.com>
12744 Richard Earnshaw <rearnsha@arm.com>
12746 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
12747 has been put on the stack, all remaining co-processory arguments for
12748 that co-processor also go on the stack.
12750 2009-03-05 Joseph Myers <joseph@codesourcery.com>
12752 * config/arm/arm.c (arm_return_in_memory): Handle returning
12753 vectors of suitable size in registers also for AAPCS case.
12755 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12757 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
12759 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
12761 ARM Hard-VFP calling convention
12762 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
12763 * target.h (gcc_target): Add libcall_value to table of call hooks.
12764 * targhooks.h (default_libcall_value): Default implementation.
12765 * targhooks.c (default_libcall_value): Likewise.
12766 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
12767 * optabs.c (expand_unop): Use it.
12768 * expr.h (hard_libcall_value): Pass the function RTX through.
12769 * calls.c (emit_library_call_value_1): Update call to
12770 hard_libcall_value.
12771 * explow.c (hard_libcall_value): Use new target hook.
12772 * config/arm/arm.c: Include cgraph.h
12773 (TARGET_FUNCTION_VALUE): Override default hook.
12774 (arm_pcs_default): New variable.
12775 (arm_override_options): Don't fault hard calling convention with VFP.
12776 Add support for AAPCS variants.
12777 (arm_function_value): Make static. Handle AAPCS variants.
12778 (arm_libcall_value): New function.
12779 (arm_apply_result_size): Handle VFP registers in results.
12780 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
12782 (pcs_attribute_args): New variable.
12783 (arm_pcs_from_attribute): New function.
12784 (arm_get_pcs_model): New function.
12785 (aapcs_vfp_cum_init): New function.
12786 (aapcs_vfp_sub_candidate): New function.
12787 (aapcs_vfp_is_return_candidate): New function.
12788 (aapcs_vfp_is_call_candidate): New function.
12789 (aapcs_vfp_allocate): New function.
12790 (aapcs_vfp_allocate_return_reg): New function.
12791 (aapcs_vfp_advance): New function.
12792 (aapcs_cp_arg_layout): New variable.
12793 (aapcs_select_call_coproc): New function.
12794 (aapcs_select_return_coproc): New function.
12795 (aapcs_allocate_return_reg): New function.
12796 (aapcs_libcall_value): New function.
12797 (aapcs_layout_arg): New function.
12798 (arm_init_cumulative_args): Initialize AAPCS args data.
12799 (arm_function_arg): Handle AAPCS variants using new interface.
12800 (arm_arg_parital_bytes): Likewise.
12801 (arm_function_arg_advance): New function.
12802 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
12803 calling conventions.
12804 (arm_setup_incoming_varargs): Handle new AAPCS args data.
12805 * arm.h (NUM_VFP_ARG_REGS): Define.
12806 (LIBCALL_VALUE): Update.
12807 (FUNCTION_VALUE): Delete.
12808 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
12809 (arm_pcs): New enum.
12810 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
12811 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
12812 (FUNCTION_ARG_REGNO_P): Add VFP regs.
12813 * arm-protos.h (arm_function_arg_advance): Add.
12814 (aapcs_libcall_value): Add.
12815 (arm_function_value): Delete.
12817 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
12818 H.J. Lu <hongjiu.lu@intel.com>
12821 * config/i386/i386.c (standard_sse_mode_p): Remove.
12822 (standard_sse_constant_p): Return 2 for integer mode
12823 vector_all_ones_operand when SSE2 is enabled.
12824 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
12825 (ix86_expand_vector_move): Do not check for negative values from
12826 standard_sse_constant_p.
12828 2009-08-06 Richard Guenther <rguenther@suse.de>
12830 * tree-ssa.c (useless_type_conversion_p_1): Make function and
12831 array type comparisons frontend independent.
12832 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
12833 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
12834 out array reference lower bound and element size operands.
12835 (ao_ref_init_from_vn_reference): Properly compute the offset
12836 for ARRAY_RANGE_REF.
12837 (vn_reference_fold_indirect): Fill out array reference lower
12838 bound and element size operands.
12839 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
12840 a non gimple valued reference operand which can happen for
12841 array reference lower bound or element size.
12842 (create_component_ref_by_pieces_1): Properly generate the
12843 element size operand for array references.
12845 2009-08-06 Richard Guenther <rguenther@suse.de>
12847 PR tree-optimization/40964
12848 * tree.c (iterative_hash_host_wide_int): Export.
12849 * tree.h (iterative_hash_host_wide_int): Declare.
12850 * tree-ssa-structalias.c (heapvar_map): New struct.
12851 (heapvar_map_eq): New function.
12852 (heapvar_map_hash): Likewise.
12853 (heapvar_lookup): Adjust.
12854 (heapvar_insert): Likewise.
12855 (make_constraint_from_heapvar): Allow multiple heap variables
12856 per decl at different offsets.
12857 (init_alias_heapvars): Adjust.
12859 2009-08-04 David Daney <ddaney@caviumnetworks.com>
12861 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
12862 * mips_output_sync_loop (mips_output_sync_loop): Only emit
12863 trailing sync if TARGET_SYNC_AFTER_SC.
12865 2009-08-05 David Daney <ddaney@caviumnetworks.com>
12867 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
12868 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
12869 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
12870 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
12871 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
12872 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
12873 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12874 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
12875 test_and_set_12): Rewrite calls to mips_output_sync_loop.
12876 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
12877 the prototype declaration match the definition.
12878 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
12879 instructions explicitly. Add barrier_before and operands
12881 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
12882 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
12883 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
12884 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
12885 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
12886 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
12888 2009-08-05 Andrew Pinski <pinskia@gmail.com>
12890 * tree-ssa-alias.c: Fix intervals to use [) syntax.
12892 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
12893 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
12896 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
12899 2009-08-05 Jakub Jelinek <jakub@redhat.com>
12901 PR rtl-optimization/40924
12902 * dse.c (canon_address): Before calling cselib_expand_value_rtx
12903 make sure canon_rtx (mem_address) isn't simpler than
12904 canon_rtx (expanded_mem_address).
12906 2009-08-05 Li Feng <nemokingdom@gmail.com>
12908 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
12909 for each poly_bb_p.
12910 (build_scop_drs): Build alias set for each SCoP.
12912 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
12914 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
12915 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
12916 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
12917 (MIPS_ARCH_FLOAT_SPEC): Likewise.
12918 (BASE_DRIVER_SELF_SPECS): Likewise.
12920 2009-08-04 Andrew Pinski <pinskia@gmail.com>
12922 * tree-ssa-alias.c: Fix some comment typos.
12924 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
12926 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
12927 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
12929 2009-08-03 Janis Johnson <janis187@us.ibm.com>
12932 * simplify-rtx.c (simplify_binary_operation_1): Disable
12933 simplifications for decimal float operations.
12935 2009-08-03 Jakub Jelinek <jakub@redhat.com>
12937 PR middle-end/40943
12938 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
12939 operand of INDIRECT_REF.
12941 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
12943 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
12944 constants referencing TLS symbols.
12946 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
12948 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
12949 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
12951 2009-08-03 Richard Guenther <rguenther@suse.de>
12953 * tree.c (make_vector_type): Build a main variant first,
12954 get the canonical one and then build the variant.
12955 * tree-ssa.c (useless_type_conversion_p_1): Handle
12957 (useless_type_conversion_p): Conversions to pointers to
12958 incomplete record types are useless.
12960 2009-08-03 Richard Guenther <rguenther@suse.de>
12962 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
12963 file will be created.
12964 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
12965 * toplev.c (compile_file): Adjust comment.
12967 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
12969 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
12970 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
12971 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12972 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12973 (sh_promote_function_mode): Fix typo.
12975 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
12977 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
12979 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12981 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
12982 declaration arguments.
12984 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
12986 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
12987 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
12988 (ix86_split_ashl): Ditto.
12989 (ix86_expand_vector_init_one_nonzero): Ditto.
12990 (ix86_expand_vector_set): Ditto.
12991 (ix86_expand_reduc_v4sf): Ditto.
12993 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
12995 * explow.c (promote_function_mode): Remove assert.
12996 * config/sh/sh.c (sh_promote_function_mode): Declare.
12998 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13000 * config/pa/pa.c (pa_promote_function_mode): Declare.
13001 Change to static. Fix promote_mode call.
13003 * gthr-dce.h (CONST_CAST2): Define if not defined.
13004 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
13006 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
13008 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
13010 * expr.c (store_constructor): Use promote_decl_mode. Remove
13011 now write-only variable unsignedp.
13012 (expand_expr_real_1): Use promote_decl_mode.
13013 * expr.h (promote_function_mode, promote_decl_mode): New.
13014 (promote_mode): Remove last argument.
13015 * function.c (assign_temp): Drop last argument of promote_mode.
13016 (assign_parm_find_data_types): Use promote_function_mode.
13017 (assign_parm_setup_reg): Likewise.
13018 (expand_function_end): Use promote_function_mode.
13019 * calls.c (initialize_argument_information): Use promote_function_mode.
13020 (precompute_arguments): Use promote_mode instead of checking if
13021 only PROMOTE_FUNCTION_MODE is defined.
13022 (expand_call): When making sibcall decisions, use promote_function_mode.
13023 Below, remove an if for targetm.calls.promote_function_return and
13024 and use promote_function_mode.
13025 (emit_library_call_value_1): Use promote_function_mode, fix bug
13026 where promote_mode was passed FOR_CALL == 0 for a return value in an
13028 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13029 * explow.c (promote_function_mode, promote_decl_mode): New.
13030 (promote_mode): Keep only the FOR_CALL == 0 case.
13031 * combine.c (setup_incoming_promotion): Remove test of
13032 promote_function_args. Use promote_function_mode.
13033 * stmt.c (expand_value_return): Use promote_decl_mode.
13034 (expand_decl): Use promote_decl_mode.
13036 * expr.c (store_constructor): Use promote_decl_mode. Remove
13037 now write-only variable unsignedp.
13038 (expand_expr_real_1): Use promote_decl_mode.
13039 * expr.h (promote_function_mode, promote_decl_mode): New.
13040 (promote_mode): Remove last argument.
13041 * function.c (assign_temp): Drop last argument of promote_mode.
13042 (assign_parm_find_data_types): Use promote_function_mode.
13043 (assign_parm_setup_reg): Likewise.
13044 (expand_function_end): Use promote_function_mode.
13045 * calls.c (initialize_argument_information): Use promote_function_mode.
13046 (precompute_arguments): Use promote_mode instead of checking if
13047 only PROMOTE_FUNCTION_MODE is defined.
13048 (expand_call): When making sibcall decisions, use promote_function_mode.
13049 Below, remove an if for targetm.calls.promote_function_return and
13050 and use promote_function_mode.
13051 (emit_library_call_value_1): Use promote_function_mode, fix bug
13052 where promote_mode was passed FOR_CALL == 0 for a return value in an
13054 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13055 * explow.c (promote_function_mode, promote_decl_mode): New.
13056 (promote_mode): Keep only the FOR_CALL == 0 case.
13057 * combine.c (setup_incoming_promotion): Remove test of
13058 promote_function_args. Use promote_function_mode.
13059 * stmt.c (expand_value_return): Use promote_decl_mode.
13060 (expand_decl): Use promote_decl_mode.
13062 * explow.c (promote_function_mode): Just call the target hook.
13063 * targhooks.c (default_promote_function_mode,
13064 default_promote_function_mode_always_promote): New.
13065 * targhooks.h (default_promote_function_mode,
13066 default_promote_function_mode_always_promote): Declare.
13067 * target.h (promote_function_args, promote_function_return): Remove.
13068 (promote_function_mode): New.
13069 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
13070 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13071 (TARGET_PROMOTE_FUNCTION_MODE): New.
13072 (TARGET_CALLS): Adjust.
13073 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
13074 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
13076 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
13077 * config/s390/s390.c (s390_promote_function_mode): ... here,
13078 with pointer handling.
13079 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13080 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13082 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
13083 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
13084 with pointer handling.
13085 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13086 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13088 * config/sh/sh-protos.h (sh_promote_function_mode): New.
13089 * config/sh/sh.c (sh_promote_function_mode): New.
13090 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13091 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13093 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
13094 * config/cris/cris.c (cris_promote_function_mode): ... here.
13095 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13096 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13098 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
13099 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
13100 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13101 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13103 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
13104 * config/arm/arm.c (arm_promote_function_mode): ... here, without
13105 complex type handling.
13106 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13107 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13109 * config/pa/pa.c (pa_promote_function_mode): New.
13110 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13111 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13113 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
13114 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13115 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
13116 * config/xtensa/xtensa.c: Likewise.
13117 * config/stormy16/stormy16.c: Likewise.
13118 * config/iq2000/iq2000.c: Likewise.
13119 * config/rs6000/rs6000.c: Likewise.
13120 * config/picochip/picochip.c: Likewise.
13121 * config/arc/arc.c: Likewise.
13122 * config/mcore/mcore.c: Likewise.
13123 * config/score/score.c: Likewise.
13124 * config/mips/mips.c: Likewise.
13125 * config/bfin/bfin.c: Likewise.
13126 * config/ia64/ia64.c: Likewise (disabled though).
13128 * config/frv/frv.h: Remove pointless remark.
13130 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
13131 TARGET_PROMOTE_FUNCTION_ARGS,
13132 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
13133 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
13135 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
13137 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
13138 -floop-parallelize-all.
13139 * toplev.c (process_options): Rename flag_graphite_force_parallel to
13140 flag_loop_parallelize_all.
13141 * tree-ssa-loop.c (gate_graphite_transforms): Same.
13142 * graphite.c (graphite_transform_loops): Same.
13143 * common.opt: Same.
13144 * graphite-poly.c (apply_poly_transforms): Same.
13146 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
13148 PR tree-optimization/40914
13149 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
13150 if set, then check the delta field of the PMF record.
13151 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
13152 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
13153 call is stored in the delta.
13155 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
13157 * config/mips/mips.md (*clear_upper32_dext): New pattern.
13159 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
13161 * config/i386/bsd.h (ASM_BYTE): New define.
13162 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
13163 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
13164 .byte. Use fputs or putc instead of fprintf where appropriate.
13165 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
13166 fputs or putc instead of fprintf where appropriate.
13167 * config/i386/i386elf.h: Ditto.
13168 * config/i386/sysv4.h: Ditto.
13170 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
13171 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
13172 (*tls_global_dynamic_64): Ditto.
13174 2009-07-31 Christian Bruel <christian.bruel@st.com>
13176 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
13178 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13180 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
13181 Remove dead code for MINUS.
13183 2009-07-31 Anthony Green <green@moxielogic.com>
13185 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
13187 (moxie_expand_epilogue): Ditto for epilogue.
13188 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
13189 incoming arguments.
13190 (moxie_function_arg): Ditto.
13191 (moxie_pass_by_reference): Ditto.
13192 (moxie_arg_partial_bytes): Ditto.
13193 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
13194 (FUNCTION_ARG_ADVANCE) Ditto.
13195 (REG_PARM_STACK_SPACE) Ditto.
13196 (FUNCTION_ARG_REGNO_P) Dito.
13198 * config.gcc: Add moxie linux config support.
13199 * gcc/config/moxie/uclinux.h: New file.
13201 2009-07-31 DJ Delorie <dj@redhat.com>
13203 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
13204 (UNSPECV_SP_SWITCH_E): New.
13205 (sp_switch_1): Change to an unspec.
13206 (sp_switch_2): Change to an unspec. Don't use post-inc when we
13208 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
13209 reference the new stack's address
13211 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13213 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
13214 graphite-clast-to-gimple.o, graphite-dependences.o,
13215 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
13216 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
13217 (graphite-blocking.o,
13218 graphite-clast-to-gimple.o, graphite-dependences.o,
13219 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
13220 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
13221 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
13222 * cfgloop.h (struct loop): Add can_be_parallel field.
13223 * common.opt (fgraphite-identity): Moved up.
13224 (fgraphite-force-parallel): New flag.
13225 * graphite.c: Rewrite.
13226 * graphite.h: Rewrite.
13227 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
13229 * toplev.c (graphite_out_file): New file descriptor.
13230 (graphite_in_file): New.
13231 (process_options): flag_graphite_force_parallel cannot be used without
13233 * tree-ssa-loop.c: Include toplev.h.
13234 (gate_graphite_transforms): Enable flag_graphite for
13235 flag_graphite_force_parallel.
13237 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13239 * ChangeLog.graphite: New.
13240 * graphite-blocking.c: New.
13241 * graphite-clast-to-gimple.c: New.
13242 * graphite-clast-to-gimple.h: New.
13243 * graphite-dependences.c: New.
13244 * graphite-dependences.h: New.
13245 * graphite-interchange.c: New.
13246 * graphite-poly.c: New.
13247 * graphite-poly.h: New.
13248 * graphite-ppl.c: New.
13249 * graphite-ppl.h: New.
13250 * graphite-scop-detection.c: New.
13251 * graphite-scop-detection.h: New.
13252 * graphite-sese-to-poly.c: New.
13253 * graphite-sese-to-poly.h: New.
13257 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13259 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
13260 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
13262 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13264 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
13265 (scev_is_linear_expression): Return false if the evolution is not
13266 affine multivariate.
13268 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13270 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
13271 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
13273 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13275 * tree-data-ref.c (debug_data_references): New.
13276 (debug_data_reference): New.
13277 * tree-data-ref.h (debug_data_references): Declared.
13278 (debug_data_reference): Declared.
13280 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13282 * tree-data-ref.c (stmt_simple_memref_p: Removed.
13283 * tree-data-ref.h (scop_p): Removed.
13284 (struct data_reference): Remove field scop.
13285 (DR_SCOP): Removed.
13286 (stmt_simple_memref_p): Removed.
13288 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13290 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
13291 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
13294 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13296 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
13298 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13300 * doc/invoke.texi (-fgraphite-identity): Documented.
13302 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13304 * tree-scalar-evolution.c: Fix comment.
13305 (instantiate_scev_1): Return unknow from scev instantiation if the
13306 result is not above instantiate_below.
13308 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13310 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
13311 static anymore. Instantiate the symbols that may have been introduced
13313 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
13316 2009-07-30 DJ Delorie <dj@redhat.com>
13318 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
13319 .vliw directive to VLIW sections.
13321 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13323 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
13325 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
13326 (AUTOHEADER): New variable.
13327 ($(srcdir)/cstamp-h.in): Use it.
13329 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
13330 Pat Haugen <pthaugen@us.ibm.com>
13331 Revital Eres <ERES@il.ibm.com>
13333 * config/rs6000/vector.md (VEC_F): Add VSX support.
13336 (mov<mode>): Ditto.
13337 (vector_load_<mode>): Ditto.
13338 (vector_store_<mode>): Ditto.
13339 (vector GPR move split): Ditto.
13340 (vec_reload_and_plus_<mptrsize>): Ditto.
13341 (vec_reload_and_reg_<mptrsize>): Ditto.
13342 (add<mode>3): Ditto.
13343 (sub<mode>3): Ditto.
13344 (mul<mode>3): Ditto.
13345 (neg<mode>2): Ditto.
13346 (abs<mode>2): Ditto.
13347 (smin<mode>3): Ditto.
13348 (smax<mode>3): Ditto.
13349 (vector_eq<mode>): Ditto.
13350 (vector_gt<mode>): Ditto.
13351 (vector_ge<mode>): Ditto.
13352 (vector_gtu<mode>): Ditto.
13353 (vector_select_<mode>_uns): Ditto.
13354 (vector_eq_<mode>_p): Ditto.
13355 (vector_gt_<mode>_p): Ditto.
13356 (vector_ge_<mode>_p): Ditto.
13357 (vector_gtu_<mode>_p): Ditto.
13358 (cr6_test_for_zero): Ditto.
13359 (cr6_test_for_zero_reverse): Ditto.
13360 (cr6_test_for_lt): Ditto.
13361 (cr6_test_for_lt_reverse): Ditto.
13362 (xor<mode>3): Ditto.
13363 (ior<mode>3): Ditto.
13364 (and<mode>3): Ditto.
13365 (one_cmpl<mode>2): Ditto.
13366 (nor<mode>2): Ditto.
13367 (andc<mode>2): Ditto.
13368 (float<VEC_int<mode>2): Ditto.
13369 (unsigned_float<VEC_int><mode>2): Ditto.
13370 (fix_trunc<mode><VEC_int>2): Ditto.
13371 (fixuns_trunc<mode><VEC_int>2): Ditto.
13373 (vec_set<mode>): Ditto.
13374 (vec_extract<mode>): Ditto.
13375 (vec_interleave_highv4sf): Ditto.
13376 (vec_interleave_lowv4sf): Ditto.
13377 (vec_realign_load_<mode>): Ditto.
13378 (vec_shl_<mode>): Ditto.
13379 (vec_shr_<mode>): Ditto.
13380 (div<mode>3): New patterns for VSX.
13381 (vec_interleave_highv2df): Ditto.
13382 (vec_interleave_lowv2df): Ditto.
13383 (vec_pack_trunc_v2df): Ditto.
13384 (vec_pack_sfix_trunc_v2df): Ditto.
13385 (vec_pack_ufix_trunc_v2df): Ditto.
13386 (vec_unpacks_hi_v4sf): Ditto.
13387 (vec_unpacks_lo_v4sf): Ditto.
13388 (vec_unpacks_float_hi_v4si): Ditto.
13389 (vec_unpacks_float_lo_v4si): Ditto.
13390 (vec_unpacku_float_hi_v4si): Ditto.
13391 (vec_unpacku_float_lo_v4si): Ditto.
13392 (movmisalign<mode>): Ditto.
13393 (vector_ceil<mode>2): New patterns for vectorizing math library.
13394 (vector_floor<mode>2): Ditto.
13395 (vector_btrunc<mode>2): Ditto.
13396 (vector_copysign<mode>3): Ditto.
13398 * config/rs6000/predicates.md (easy_vector_constant_msb): New
13399 predicate for setting the high bit in each word, used for copysign.
13401 * config/rs6000/ppc-asm.h (f19): Whitespace.
13402 (f32-f63): Define if VSX.
13403 (v0-v31): Define if Altivec.
13404 (vs0-vs63): Define if VSX.
13406 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
13408 * config/rs6000/power7.md: New file, provide tuning parameters for
13411 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
13412 (rs6000_cpu_cpp_builtins): Ditto.
13413 (altivec_overloaded_builtins): Ditto.
13414 (altivec_resolve_overloaded_builtin): Ditto.
13416 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
13417 debug switch to disable vectorizing simple math builtin
13420 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
13421 Vectorize simple math builtin functions.
13422 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
13423 hook to vectorize math builtins.
13424 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
13425 (rs6000_builtin_conversion): Add VSX/power7 support.
13426 (rs6000_builtin_vec_perm): Ditto.
13427 (vsplits_constant): Add support for loading up a vector constant
13428 with just the high bit set in each part.
13429 (rs6000_expand_vector_init): Add VSX/power7 support.
13430 (rs6000_expand_vector_set): Ditto.
13431 (rs6000_expand_vector_extract): Ditto.
13432 (rs6000_emit_move): Ditto.
13433 (bdesc_3arg): Ditto.
13434 (bdesc_2arg): Ditto.
13435 (bdesc_1arg): Ditto.
13436 (rs6000_expand_ternop_builtin): Ditto.
13437 (altivec_expand_builtin): Ditto.
13438 (rs6000_expand_unop_builtin): Ditto.
13439 (rs6000_init_builtins): Ditto.
13440 (altivec_init_builtins): Ditto.
13441 (builtin_function_type): Ditto.
13442 (rs6000_common_init_builtins): Ditto.
13443 (rs6000_handle_altivec_attribute); Ditto.
13444 (rs6000_mangle_type): Ditto.
13445 (rs6000_vector_mode_supported_p): Ditto.
13446 (rs6000_mode_dependent_address): Altivec addresses with AND -16
13447 are mode dependent.
13449 * config/rs6000/vsx.md: New file for VSX support.
13451 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
13452 identifing values with just the most significant bit set.
13453 (enum rs6000_builtins): Add builtins for VSX. Add simple math
13454 vectorized builtins.
13456 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
13457 (UNSPEC_VRFIM): Delete.
13458 (splitter for loading up vector with most significant bit): New
13459 splitter for vectorizing copysign.
13460 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
13461 vectorizing simple math functions.
13462 (altivec_vrfip): Add support for vectorizing simple math functions.
13463 (altivec_vrfim): Ditto.
13464 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
13466 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
13467 (power7.md, vsx.md): Include for power7 support.
13468 (copysigndf3): Use VSX instructions if -mvsx.
13469 (negdf2_fpr): Ditto.
13470 (absdf2_fpr): Ditto.
13471 (nabsdf2_fpr): Ditto.
13472 (adddf3_fpr): Ditto.
13473 (subdf3_fpr): Ditto.
13474 (muldf3_fpr): Ditto.
13475 (divdf3_fpr): Ditto.
13476 (fix_truncdfdi2_fpr): Ditto.
13477 (cmpdf_internal1): Ditto.
13478 (fred, fred_fpr): Convert into expander/insn to add VSX support.
13479 (btruncdf2, btruncdf2_fpr): Ditto.
13480 (ceildf2, ceildf2_fpr): Ditto.
13481 (floordf2, floordf2_fpr): Ditto.
13482 (floatdidf2, floatdidf2_fpr): Ditto.
13483 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
13484 (fmsubdf4_fpr): Ditto.
13485 (fnmadddf4_fpr_1): Ditto.
13486 (fnmadddf4_fpr_2): Ditto.
13487 (fnmsubdf4_fpr_1): Ditto.
13488 (fnmsubdf4_fpr_2): Ditto.
13489 (fixuns_truncdfdi2): Add expander for VSX support.
13490 (fix_truncdfdi2): Ditto.
13491 (fix_truncdfsi2): Ditto.
13492 (ftruncdf2): Ditto.
13493 (btruncsf2): Whitespace.
13494 (movdf_hardfloat32): Add support for VSX registers.
13495 (movdf_softfloat32): Ditto.
13496 (movdf_hardfloat64): Ditto.
13497 (movdf_hardfloat64_mfpgpr): Ditto.
13498 (movdf_softfloat64): Ditto.
13499 (movti splitters): Add check for vector registers supporting
13500 TImode in the future.
13501 (bpermd): Add power7 bpermd instruction.
13503 * config/rs6000/altivec.h (vec_div): Define if VSX.
13506 (vec_nmadd): Ditto.
13507 (vec_nearbyint): Ditto.
13510 (all predicates): Use the generic builtin function, and not the V4SF
13511 specific function so that the predicates will work with VSX's V2DF.
13512 (vec_all_*): Ditto.
13513 (vec_any_*): Ditto.
13515 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
13516 Document new VSX functions and types.
13518 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
13521 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
13522 "wa", and "j" constraints. Modify "v" to talk about Altivec
13523 instead of just vector.
13525 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
13528 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
13529 location for phi arguments.
13530 (rewrite_update_phi_arguments): Find locations for reaching defs.
13531 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13532 Add location to add_phi_arg calls.
13533 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
13534 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
13535 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
13536 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
13537 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
13538 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
13539 * tree-phinodes.c (make_phi_node): Initialize location.
13540 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
13541 (add_phi_arg): Add location parameter.
13542 (remove_phi_arg_num): Move location when moving phi argument.
13543 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
13545 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
13546 slpeel_update_phi_nodes_for_guard1,
13547 slpeel_update_phi_nodes_for_guard2,
13548 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
13549 vect_loop_versioning): Set locations.
13550 * tree-parloops.c (create_phi_for_local_result,
13551 transform_to_exit_first_loop, create_parallel_loop): Add locations.
13552 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
13553 * tree-vect-loop.c (get_initial_def_for_induction,
13554 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
13556 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
13557 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
13558 (gimple_phi_arg_set_location): New. Set locus.
13559 (gimple_phi_arg_has_location): New. Check for locus.
13560 (redirect_edge_var_map_location): New. Return locus from var_map.
13561 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
13562 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
13563 combining PHI arguments.
13564 (cond_store_replacement): Set location.
13565 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
13566 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
13567 scop_add_exit_phis_edge): Add locations.
13568 * tree-cfgcleanup.c (remove_forwarder_block,
13569 remove_forwarder_block_with_phi): Add locations.
13570 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
13571 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
13573 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
13574 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
13575 flush_pending_stmts): Add source location.
13576 * lambda-code.c (perfect_nestify): Maintain location stack with argument
13577 stack to preserve locations.
13578 * tree-vect-stmts.c (vectorizable_load): Add location.
13579 * tree-inline.c (copy_phis_for_bb): Copy locus.
13580 (setup_one_parameter): Add call locus to inlined parameter stmts.
13581 (initialize_inlined_parameters): Pass in call location as parameter
13583 (tree_function_versioning): Pass location to setup_one_parameter.
13584 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
13585 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
13586 copy and edge lists.
13587 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
13588 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
13589 locus parameter and override the stmt default if provided.
13590 (new_elim_graph, clear_elim_graph, delete_elim_graph,
13591 elim_graph_add_edge, elim_graph_remove_succ_edge,
13592 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
13593 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
13594 eliminate_phi): Add locus info in elimination graph for each edge and
13596 (insert_backedge_copies): Copy locus if present.
13597 * tree-flow.h (struct _edge_var_map): Add locus field.
13598 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
13599 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
13600 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
13602 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
13604 2009-07-30 Martin Jambor <mjambor@suse.cz>
13606 PR tree-optimization/40570
13607 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
13608 use inlining loops.
13610 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
13612 * ssa-loop-manip.c: Include langhooks.h.
13613 (rewrite_phi_with_iv): New.
13614 (rewrite_all_phi_nodes_with_iv): New.
13615 (canonicalize_loop_ivs): Move here from tree-parloops.c.
13616 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
13617 * tree-parloops.c (loop_parallel_p): Move out all conditions
13618 except dependency check.
13619 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
13620 (gen_parallel_loop): Call canonicalize_loop_ivs without
13621 reduction_list argument.
13622 (build_new_reduction): New.
13623 (gather_scalar_reductions): New.
13624 (try_get_loop_niter): New.
13625 (try_create_reduction_list): New.
13626 (parallleize_loops): Change the parallel conditions check.
13627 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
13628 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
13630 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
13632 * opt-functions.awk (opt_args): Allow argument to be enclosed in
13634 * doc/options.texi (Option properties): Mention new quoting syntax.
13636 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13638 * config/alpha/alpha.c (alpha_start_function):
13639 Handle VMS_DEBUG_MAIN_POINTER
13640 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
13641 * doc/invoke.texi: Document -mdebug-main switch.
13643 2009-07-29 Richard Henderson <rth@redhat.com>
13645 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
13646 (cgraph_create_edge_including_clones): Likewise.
13647 * tree-inline.c (copy_bb): Operate on the correct edges
13648 when updating the callgraph.
13650 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13652 * config/alpha/vms-cc.c: Deleted.
13653 * config/alpha/vms-ld.c: Deleted.
13654 * config/alpha/t-vms64: Moved to config/vms
13655 * config/alpha/vms-crt0-64.c: Moved to config/vms
13656 * config/alpha/vms-crt0.c: Moved to config/vms
13657 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
13658 * config/alpha/vms-psxcrt0.c: Moved to config/vms
13659 * config/alpha/xm-vms.h: Moved to config/vms
13660 * config/alpha/x-vms: Moved to config/vms
13661 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
13663 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
13664 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
13666 * config/vms/t-vms64: Moved here from config/alpha
13667 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
13668 (argc,argv,envp): Enforce 32bit malloc'ing.
13669 * config/vms/vms-psxcrt0-64.c: Likewise.
13670 * config/vms/vms-crt0.c: Moved here from config/alpha.
13671 * config/vms/vms-psxcrt0.c: Likewise.
13672 * config/vms/vms-crtl-64.h: New file.
13673 * config/vms/vms-crtl.h: New file.
13674 * config/vms/vms.opt: New file.
13675 * config/vms/xm-vms64.h: New file.
13676 * config/vms/xm-vms.h: Moved here from config/alpha.
13677 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
13679 * config/vms/x-vms: Moved here from config/alpha.
13680 (version, VMS_EXTRA_PARTS): Moved to t-vms.
13681 (vms-ld.o, vms-cc.o): Removed.
13682 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
13684 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13686 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
13687 correct stack (obvious VMS fix).
13689 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13691 * dwarf2out.c (output_file_names): Output VMS style file name, size,
13692 date, version info if VMS_DEBUGGING_INFO defined.
13693 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
13694 size, date calculating code moved here.
13696 2009-07-29 Paul Brook <paul@codesourcery.com>
13698 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
13701 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
13704 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
13705 to DImode when generating insq_le insn.
13707 2009-07-28 Douglas B Rupp <rupp@gnat.com>
13709 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
13710 New macro set for VMS_DEBUGGGING_INFO.
13711 (AT_string_form): Use it.
13713 2009-07-28 DJ Delorie <dj@redhat.com>
13715 * config/mep/mep.c (vtext_section): New.
13716 (vftext_section): New.
13717 (ftext_section): New.
13718 (mep_select_section): Add support for functions.
13719 (mep_unique_section): Likewise.
13720 (mep_asm_init_sections): Likewise.
13721 (mep_encode_section_info): Remove it from here.
13723 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
13725 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
13727 * tree.h (TREE_DEPRECATED): Document it is used for types too.
13728 (TYPE_VECTOR_OPAQUE): Use default_def_flag
13730 2009-07-28 Douglas B Rupp <rupp@gnat.com>
13732 * dwarf2out.c (output_file_names): Test new macro
13733 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
13734 (add_comp_dir_attribute): Likewise.
13736 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
13738 * config/i386/mingw-w64.h (LINK_SPEC): Add
13739 separating space between commands.
13741 2009-07-28 Jan Hubicka <jh@suse.cz>
13743 PR tree-optimization/40759
13744 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
13747 2009-07-27 DJ Delorie <dj@redhat.com>
13749 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
13750 types are dword-aligned.
13751 (mep_expand_va_start): Likewise.
13753 2009-07-27 Olivier Hainque <hainque@adacore.com>
13754 Douglas B Rupp <rupp@gnat.com>
13756 * convert.c (convert_to_pointer): Don't assume the target
13757 pointer type is POINTER_SIZE long. Fetch its precision instead.
13759 2009-07-27 Douglas B Rupp <rupp@gnat.com>
13761 * system.h (fopen): Undefine if macro.
13763 2009-07-27 Jakub Jelinek <jakub@redhat.com>
13765 * dwarf2out.c (output_cfi_p): Removed.
13766 (output_cfis): New function.
13767 (output_fde): New function, split from output_call_frame_info.
13768 (output_call_frame_info): Use it.
13769 (dwarf2out_switch_text_section): Use output_cfis.
13771 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
13773 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
13774 TARGET_BI_ARCH is specified without enabling SJLJ.
13775 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
13776 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
13778 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
13780 * arm.md (negdi2): Use DImode if forcing a value into a register.
13782 2009-07-26 Ira Rosen <irar@il.ibm.com>
13784 PR tree-optimization/40801
13785 * tree-vect-stmts.c (vectorizable_call): Get previous copy
13786 of vector operand from the previous copy of vector statement.
13787 Pass the correct definition type value to
13788 vect_get_vec_def_for_stmt_copy().
13790 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13792 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
13793 const char ** conversion.
13795 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13797 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
13798 fancy_abort() if !ENABLE_ASSERT_CHECKING.
13799 (gcc_unreachable): Invoke __builtin_unreachable() if
13800 !ENABLE_ASSERT_CHECKING.
13802 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13804 PR rtl-optimization/40445
13805 * emit-rtl.c (next_nonnote_insn_bb): New function.
13806 * rtl.h (next_nonnote_insn_bb): Declare new function.
13807 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
13808 with no successors that is the successor of the ENTRY_BLOCK.
13809 Continue from the top after removing an empty fallthrough block.
13810 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
13811 of next_nonnote_insn.
13813 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13815 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
13817 2009-07-25 Martin Jambor <mjambor@suse.cz>
13819 * c-common.c (c_common_attribute_table): New element for noclone.
13820 (handle_noclone_attribute): New function. Forward-declare.
13821 * tree-inline.c (tree_versionable_function_p): Check for noclone
13823 * doc/extend.texi (Labels as Values): Document need for noclone.
13824 (Function Attributes): Document noclone attribute.
13826 2009-07-25 Jakub Jelinek <jakub@redhat.com>
13828 PR rtl-optimization/34999
13829 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
13830 and dw_fde_switched_cold_to_hot fields.
13831 (output_cfi_p): New function.
13832 (output_call_frame_info): If fde->dw_fde_switched_sections,
13833 output 2 FDEs instead of one with corrupted header.
13834 (dwarf2out_do_cfi_startproc): New function.
13835 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
13836 and fde->dw_fde_switched_cold_to_hot.
13837 (dwarf2out_switch_text_section): Compute
13838 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
13839 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
13840 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
13841 Otherwise, compute fde->dw_fde_switch_cfi.
13843 2009-07-24 Cary Coutant <ccoutant@google.com>
13845 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
13847 2009-07-24 Cary Coutant <ccoutant@google.com>
13849 * cfghooks.c (split_block): Copy discriminator to new block.
13850 * tree-cfg.c (assign_discriminator): Check location of last
13851 instruction in block as well as first.
13853 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
13855 * config/i386/linux.c: Use fputs or putc instead of fprintf
13857 * config/i386/gas.h: Ditto.
13858 * config/i386/x86-64.h: Ditto.
13859 * config/i386/att.h: Ditto.
13861 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13863 * expmed.c (emit_store_flag): Use a recursive call to optimize the
13866 2009-07-24 Martin Jambor <mjambor@suse.cz>
13868 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
13869 (ipa_push_func_to_list_1): Declare.
13870 (ipa_push_func_to_list): New function.
13872 * ipa-prop.c (ipa_push_func_to_list_1): New function.
13873 (ipa_init_func_list): Call ipa_push_func_to_list_1.
13874 (ipa_push_func_to_list): Removed.
13875 (ipa_pop_func_from_list): Clear node_enqueued flag.
13877 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
13879 * config/s390/s390.c (override_options): Default
13880 max-unrolled-insns to 100 for z10 tuning.
13882 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
13884 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
13885 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
13886 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
13887 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
13888 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
13889 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
13890 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
13892 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
13894 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
13895 use default set in mingw32.h header.
13896 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
13897 64-bit /mingw/include path.
13898 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
13901 2009-07-23 Neil Vachharajani <nvachhar@google.com>
13903 PR rtl-optimization/40209
13904 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
13906 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
13908 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
13909 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
13910 with the rest of string where appropriate. Use fputs or putc
13911 instead of fprintf where appropriate.
13913 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
13914 Pat Haugen <pthaugen@us.ibm.com>
13915 Revital Eres <ERES@il.ibm.com>
13917 * config/rs6000/vector.md: New file. Move most of the vector
13918 expander support here from altivec.md to allow for the VSX vector
13919 unit in the future. Add support for secondary_reload patterns.
13920 Rewrite the patterns for vector comparison, and vector comparison
13921 predicate instructions so that the RTL expresses the desired
13922 behavior, instead of using unspec.
13924 * config/rs6000/constraints.md ("f" constraint): Use
13925 rs6000_constraints to hold the precalculated register class.
13926 ("d" constraint): Ditto.
13927 ("wd" constraint): New constraint for VSX.
13928 ("wf" constraint): Ditto.
13929 ("ws" constraint): Ditto.
13930 ("wa" constraint): Ditto.
13931 ("wZ" constraint): Ditto.
13932 ("j" constraint): Ditto.
13934 * config/rs6000/predicates.md (vsx_register_operand): New
13936 (vfloat_operand): New predicate for vector.md.
13937 (vint_operand): Ditto.
13938 (vlogical_operand): Ditto.
13939 (easy_fp_constant): If VSX, 0.0 is an easy constant.
13940 (easy_vector_constant): Add VSX support.
13941 (altivec_indexed_or_indirect_operand): New predicate for
13942 recognizing Altivec style memory references with AND -16.
13944 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
13945 for vector secondary reload support.
13946 (rs6000_vector_reg_class): Delete, replacing it with
13947 rs6000_constraints.
13948 (rs6000_vsx_reg_class): Ditto.
13949 (rs6000_constraints): New array to hold the register classes of
13950 each of the register constraints that can vary at runtime.
13951 (builtin_mode_to_type): New static array for builtin function type
13953 (builtin_hash_table): New static hash table for builtin function
13955 (TARGET_SECONDARY_RELOAD): Define target hook.
13956 (TARGET_IRA_COVER_CLASSES): Ditto.
13957 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
13958 registers are 128 bits if VSX memory reference instructions are used.
13959 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
13960 unit is being used.
13961 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
13962 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
13963 Print several of the scheduling related parameters.
13964 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
13965 rs6000_constraints instead of rs6000_vector_reg_class. Move
13966 -mdebug=reg code to rs6000_debug_reg_global. Add support for
13967 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
13968 Altivec. Add VSX support. Setup for secondary reload support on
13969 Altivec/VSX registers.
13970 (rs6000_override_options): Make power7 set the scheduling groups
13971 like the power5. Add support for new debug switches to override
13972 the scheduling defaults. Temporarily disable -mcpu=power7 from
13973 setting -mvsx. Add support for debug switches -malways-hint,
13974 -msched-groups, and -malign-branch-targets.
13975 (rs6000_buitlin_conversion): Add support for returning unsigned
13976 vector conversion functions to fix regressions due to stricter
13978 (rs6000_builtin_mul_widen_even): Ditto.
13979 (rs6000_builtin_mul_widen_odd): Ditto.
13980 (rs6000_builtin_vec_perm): Ditto.
13981 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
13982 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
13983 to zero a register.
13984 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
13985 generated upstream.
13986 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
13987 VSX types for bit operations. Changes to accomidate vector.md.
13988 (bdesc_2arg): Ditto.
13989 (bdesc_1arg): Ditto.
13990 (struct builtin_description_predicates): Rewrite predicate
13991 handling so that RTL describes the operation, instead of passing
13992 the instruction to be used as a string argument.
13993 (bdesc_altivec_preds): Ditto.
13994 (altivec_expand_predicate_builtin): Ditto.
13995 (altivec_expand_builtin): Ditto.
13996 (rs6000_expand_ternop_builtin): Use a switch instead of an if
13997 statement for vsldoi support.
13998 (altivec_expand_ld_builtin): Change to use new names from vector.md.
13999 (altivec_expand_st_builtin): Ditto.
14000 (paired_expand_builtin): Whitespace changes.
14001 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
14002 builtin_mode_to_type table for secondary reload. Call
14003 builtin_function_type to build random builtin functions.
14004 (altivec_init_builtins): Change to use builtin_function_type to
14005 create builtin function types dynamically as we need them.
14006 (builtin_hash_function): New support for hashing the tree types
14007 for builtin function as we need it, rather than trying to build
14008 all of the trees that we need. Add initial preliminary VSX support.
14009 (builtin_function_type): Ditto.
14010 (builtin_function_eq): Ditto.
14011 (builtin_hash_struct): Ditto.
14012 (rs6000_init_builtins): Ditto.
14013 (rs6000_common_init_builtins): Ditto.
14014 (altivec_init_builtins): Ditto.
14015 (rs6000_common_init_builtins): Ditto.
14016 (enum reload_reg_type): New enum for simplifing reg classes.
14017 (rs6000_reload_register_type): Simplify register classes into GPR,
14018 Vector, and other registers. Altivec and VSX addresses in reload.
14019 (rs6000_secondary_reload_inner): Ditto.
14020 (rs6000_ira_cover_classes): New target hook, that returns the
14021 appropriate cover classes, based on -mvsx being used or not.
14022 (rs6000_secondary_reload_class): Add VSX support.
14023 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
14024 (get_vsel_insn): Ditto.
14025 (rs6000_emit_vector_compare): Rewrite vector conditional support
14026 so that where we can, we use RTL operators, instead of blindly use
14028 (rs6000_emit_vector_select): Ditto.
14029 (rs6000_emit_vector_cond_expr): Ditto.
14030 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
14031 (create_TOC_reference): Add -mdebug=addr support.
14032 (emit_frame_save): VSX loads/stores need register indexed addressing.
14034 * config/rs6000/rs6000.md: Include vector.md.
14036 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
14038 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14039 support for V2DI, V2DF in logical, permute, select operations.
14041 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
14042 switch for vsx/power7.
14043 (-mvsx-scalar-memory): Ditto.
14044 (-mvsx-align-128): Ditto.
14045 (-mallow-movmisalign): Ditto.
14046 (-mallow-df-permute): Ditto.
14047 (-msched-groups): Ditto.
14048 (-malways-hint): Ditto.
14049 (-malign-branch-targets): Ditto.
14051 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
14053 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
14054 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
14055 (rs6000_vector_reg_class): Delete.
14056 (rs6000_vsx_reg_class): Ditto.
14057 (enum rs6000_reg_class_enum): New enum for the constraints that
14058 vary based on target switches.
14059 (rs6000_constraints): New array to hold the register class for all
14060 of the register constraints that vary based on the switches used.
14061 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
14062 (enum rs6000_builtins): Add unsigned varients for the builtin
14063 declarations returned by target hooks for expanding multiplies,
14064 select, and permute operations. Add VSX builtins.
14065 (enum rs6000_builtin_type_index): Add entries for VSX.
14066 (V2DI_type_node): Ditto.
14067 (V2DF_type_node): Ditto.
14068 (unsigned_V2DI_type_node): Ditto.
14069 (bool_long_type_node): Ditto.
14070 (intDI_type_internal_node): Ditto.
14071 (uintDI_type_internal_node): Ditto.
14072 (double_type_internal_node): Ditto.
14074 * config/rs6000/altivec.md (whole file): Move all expanders to
14075 vector.md from altivec.md. Rename insn matching functions to be
14077 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
14078 (altivec_vcmp*): Ditto.
14079 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
14080 (VM): New iterator for moves that includes the VSX types.
14081 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
14082 (altivec_vperm_<mode>_uns): New, for unsigned types.
14083 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
14084 (altivec_eq<mode>): Ditto.
14085 (altivec_gt<mode>): Ditto.
14086 (altivec_gtu<mode>): Ditto.
14087 (altivec_eqv4sf): Ditto.
14088 (altivec_gev4sf): Ditto.
14089 (altivec_gtv4sf): Ditto.
14090 (altivec_vcmpbfp_p): Ditto.
14092 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
14094 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
14097 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
14100 * config/i386/i386.c (output_387_ffreep): Rewrite to use
14101 ASM_SHORT instead of .word.
14102 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
14103 instead of .word in asm template.
14105 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
14108 * ira-lives.c (bb_has_abnormal_call_pred): New function.
14109 (process_bb_node_lives): Use it.
14111 * ira.c (setup_cover_and_important_classes): Don't setup
14112 ira_important_class_nums. Add cover classes to the end of
14114 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
14116 (find_reg_class_closure): Use reorder_important_classes.
14118 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
14120 * config/i386/i386.c (i386_ira_cover_classes): New function.
14121 (TARGET_IRA_COVER_CLASSES): Redefine.
14123 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
14124 importance of order of cover classes in the array.
14126 2009-07-22 Diego Novillo <dnovillo@google.com>
14128 * tree-pass.h (TDF_EH): Define.
14129 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
14130 contains TDF_EH, print the EH region number holding GS.
14131 * tree-dump.c (dump_options): Add "eh".
14132 * doc/invoke.texi: Document it.
14134 2009-07-22 Doug Kwan <dougkwan@google.com>
14136 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
14138 2009-07-22 Michael Matz <matz@suse.de>
14140 PR tree-optimization/35229
14141 PR tree-optimization/39300
14143 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
14144 (inhibit_phi_insertion): New function.
14145 (insert_into_preds_of_block): Call it for REFERENCEs.
14146 (init_pre): Initialize and finalize scalar evolutions.
14147 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
14149 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
14151 * config/i386/predicates.md (zero_extended_scalar_load_operand):
14152 Use CONST_VECTOR_NUNITS to determine number of elements.
14154 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
14156 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
14157 (U, W): Constraints are now deprecated and will be removed if we
14158 run out of letters.
14159 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
14161 ("prefetch"): Add the stcmh instruction for prefetching.
14162 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
14164 (s390_short_displacement): Return always true if compiling for
14165 machines not providing the long displacement facility.
14166 (s390_mem_constraint): Support the new constraint letter Z.
14167 (s390_check_qrst_address): New function.
14169 2009-07-21 DJ Delorie <dj@redhat.com>
14171 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
14174 2009-07-21 Jason Merrill <jason@redhat.com>
14176 * c-common.c (max_tinst_depth): Increase default to 1024.
14178 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
14180 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
14181 (vec_unpacku_float_lo_v4si): Ditto.
14183 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
14186 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
14187 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
14188 (builtin_description): Add __builtin_ia32_cvtudq2ps.
14189 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
14191 2009-07-21 Jakub Jelinek <jakub@redhat.com>
14193 PR tree-optimization/40813
14194 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
14197 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
14199 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
14200 with a NOP_EXPR if needed.
14202 2009-07-21 Paul Brook <paul@codesourcery.com>
14204 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
14205 Terminate debug dump with newline.
14207 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14209 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
14210 Cast "1" to unsigned HOST_WIDE_INT.
14211 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
14212 deposit length to the maximum length - lsb. Extend length if
14213 HOST_BITS_PER_WIDE_INT is 32.
14215 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
14217 * cgraph.h (constant_pool_htab): New function.
14218 (constant_descriptor_tree): Move from varasm.c.
14219 * varasm.c (constant_pool_htab): New function.
14220 (constant_descriptor_tree): Move to cgraph.h.
14222 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
14224 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
14226 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
14228 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
14231 2009-07-20 Xinliang David Li <davidxl@google.com>
14233 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
14235 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
14237 * config/mips/mips.md (move_type): Add arith.
14238 (type): Handle arith.
14239 (zero_extendsidi2): Rename this into ...
14240 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
14241 (zero_extendsidi2): New expander.
14242 (*zero_extendsidi2_dext): New pattern.
14244 2009-07-20 Nick Clifton <nickc@redhat.com>
14246 * config.gcc (mips64-*-*): Add definition of tm_defines in order
14247 to set MIPS_ABI_DEFAULT.
14248 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
14250 2009-07-20 Jakub Jelinek <jakub@redhat.com>
14252 * tree-object-size.c (addr_object_size): Handle unions with
14253 array in it as last field of structs in __bos (, 1) as __bos (, 0).
14255 PR tree-optimization/40792
14256 * tree.c (build_function_type_skip_args): Remove bogus assert.
14258 2009-07-20 Jan Hubicka <jh@suse.cz>
14259 Martin Jambor <mjambor@suse.cz>
14261 * cgraph.h (combined_args_to_skip): New field.
14262 * cgraph.c (cgraph_create_virtual_clone): Properly handle
14263 combined_args_to_skip and args_to_skip.
14264 * tree-inline.c (update_clone_info): New function.
14265 (tree_function_versioning): Call update_clone_info.
14266 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
14268 (cgraph_materialize_all_clones): More extensive dumping, working
14269 with combined_args_to_skip rather than args_to_skip.
14271 2009-07-20 Ira Rosen <irar@il.ibm.com>
14273 * tree-vectorizer.h (vectorizable_condition): Add parameters.
14274 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
14275 (get_initial_def_for_reduction): Likewise.
14276 (vectorizable_reduction): Skip the check of first operand in case
14277 of COND_EXPR. Add check that it is outer loop vectorization if
14278 nested cycle was detected. Call vectorizable_condition() for
14279 COND_EXPR. If reduction epilogue cannot be created do not fail for
14280 nested cycles (if it is not double reduction). Assert that there
14281 is only one type in the loop in case of COND_EXPR. Call
14282 vectorizable_condition() to vectorize COND_EXPR.
14283 * tree-vect-stmts.c (vectorizable_condition): Update comment.
14284 Add parameters. Allow nested cycles if called from
14285 vectorizable_reduction(). Use reduction vector variable if provided.
14286 (vect_analyze_stmt): Call vectorizable_reduction() before
14287 vectorizable_condition().
14288 (vect_transform_stmt): Update call to vectorizable_condition().
14290 2009-07-20 Christian Bruel <christian.bruel@st.com>
14292 * config/sh/sh.opt (-mfmovd): Resurrect and document.
14293 * doc/invoke.texi (-mfmovd): Likewise.
14294 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
14296 2009-07-20 Jan Hubicka <jh@suse.cz>
14298 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
14299 when handling SSA name.
14301 2009-07-19 Jan Hubicka <jh@suse.cz>
14303 PR tree-optimization/40676
14304 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
14305 virtual PHIs in empty BBs.
14307 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14309 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
14310 re-expanded the compound use gen_lowpart instead to convert to the
14313 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14315 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
14316 OUTER_CONST arguments.
14317 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
14318 the new wider mode will be masked off.
14319 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
14321 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14323 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
14324 high-order bits are zero.
14326 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14328 * combine.c (simplify_shift_const_1): Split code to determine
14329 shift_mode into ...
14330 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
14331 new bits shifted in are identical to the old sign bit.
14333 2009-07-18 Richard Guenther <rguenther@suse.de>
14336 * gimplify.c (gimplify_call_expr): Reject code using results from
14337 functions returning void.
14339 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
14341 * doc/md.texi: Document the new PowerPC "es" constraint.
14342 Document that "m" can include automodified addresses on this target,
14343 and explain how %U must be used. Extend the "Q" and "Z" documentation
14344 to suggest "es" as well as "m".
14345 * config/rs6000/constraints.md (es): New memory constraint.
14346 (Q, Z): Update strings to match new documentation.
14348 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
14350 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
14351 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
14352 * config/rs6000/predicates.md (volatile_mem_operand): Use
14353 offsettable_nonstrict_memref_p.
14354 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
14355 (*floatunssidf2_internal): Likewise.
14356 (*fix_truncdfsi2_internal): Likewise.
14357 (*fix_trunctfsi2_internal): Likewise.
14359 2009-07-17 Anatoly Sokolov <aesok@post.ru>
14361 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
14362 atmega32u2 devices.
14363 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14365 2009-07-17 Richard Guenther <rguenther@suse.de>
14368 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
14369 (pass_warn_unused_result): Likewise.
14370 (TODO_set_props): Remove.
14371 * omp-low.c (diagnose_omp_structured_block_errors): Change to
14373 (pass_diagnose_omp_blocks): Define.
14374 * c-decl.c (pop_file_scope): Do not finalize the CU here.
14375 (c_gimple_diagnostics_recursively): Remove.
14376 (finish_function): Do not call it.
14377 (c_write_global_declarations): Continue after errors.
14378 Finalize the CU here.
14379 * c-gimplify.c (c_genericize): Do not gimplify here.
14380 * c-common.c (c_warn_unused_result): Move ...
14381 * tree-cfg.c (do_warn_unused_result): ... here.
14382 (run_warn_unused_result): New function.
14383 (gate_warn_unused_result): New function.
14384 (pass_warn_unused_result): New pass.
14385 * c-common.h (c_warn_unused_result): Remove.
14386 * flags.h (flag_warn_unused_result): Declare.
14387 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
14388 * opts.c (flag_warn_unused_result): Initialize to false.
14389 * toplev.c (compile_file): Add comment.
14390 * omp-low.c (create_omp_child_function): Do not register
14391 the function with the frontend.
14392 (diagnose_omp_structured_block_errors): Prepare to be
14393 called as optimization pass.
14394 (gate_diagnose_omp_blocks): New function.
14395 (pass_diagnose_omp_blocks): New pass.
14396 * cgraph.h (cgraph_optimize): Remove.
14397 (cgraph_analyze_function): Likewise.
14398 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
14399 * cgraphunit.c (cgraph_lower_function): Lower nested functions
14400 before their parents here.
14401 (cgraph_finalize_function): Not here.
14402 (cgraph_analyze_function): Gimplify functions here.
14403 (cgraph_finalize_compilation_unit): Continue after errors.
14404 Optimize the callgraph from here.
14405 (cgraph_optimize): Make static.
14406 * langhooks.c (write_global_declarations): Finalize the CU.
14407 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
14408 (gimplify_function_tree): Assert we gimplify only once.
14409 Set PROP_gimple_any property.
14410 * tree-nested.c (gimplify_all_functions): New function.
14411 (lower_nested_functions): Gimplify all nested functions.
14412 * gimple.h (diagnose_omp_structured_block_errors): Remove.
14413 * passes.c (init_optimization_passes): Add pass_warn_unused_result
14414 and pass_diagnose_omp_blocks after gimplification. Do not
14415 set TODO_set_props on all_lowering_passes.
14416 (execute_one_pass): Do not handle TODO_set_props.
14417 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
14418 (gimplify.o): Add tree-pass.h dependency.
14419 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
14420 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
14421 (unsave_r): Likewise.
14422 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
14423 temporary variable.
14425 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
14427 * doc/service.texi (Service): Restore previously removed link,
14428 which isn't broken after all.
14430 2009-07-17 Richard Guenther <rguenther@suse.de>
14432 PR tree-optimization/40321
14433 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
14434 PHI nodes to the maximal set.
14435 (make_values_for_phi): Add PHI arguments to the maximal set.
14436 (execute_pre): Dump PHI_GEN and the maximal set.
14438 2009-07-17 Jakub Jelinek <jakub@redhat.com>
14441 * gimplify.c (gimplify_conversion): Don't change non-conversions into
14444 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
14446 * doc/extend.texi (Nested Functions): Replace broken link with
14448 * doc/service.texi (Service): Remove broken link.
14450 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
14453 * builtins.c (expand_builtin_memcmp): Use loc instead of
14454 EXPR_LOCATION (exp).
14455 (expand_builtin_strncmp): Likewise.
14457 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
14458 Manuel López-Ibáñez <manu@gcc.gnu.org>
14461 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
14462 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
14463 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
14464 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
14465 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
14466 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
14467 tree-inline.c, c-common.c, c-common.h, gimple.c,
14468 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
14469 convert.c: Add location argument to fold_{unary,binary,ternary},
14470 fold_build[123], build_call_expr, build_size_arg,
14471 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
14472 fold_build1_initializer, fold_build2_initializer,
14473 fold_build3_initializer, fold_build_call_array,
14474 fold_build_call_array_initializer, fold_single_bit_test,
14475 omit_one_operand, omit_two_operands, invert_truthvalue,
14476 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
14477 combine_comparisons, fold_builtin_*, fold_call_expr,
14478 build_range_check, maybe_fold_offset_to_address, round_up,
14481 2009-07-16 Jason Merrill <jason@redhat.com>
14484 * c-common.c (c_common_reswords): Add __is_standard_layout
14486 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
14487 * doc/implement-cxx.texi: New.
14488 * doc/gcc.texi: Include it.
14490 2009-07-16 DJ Delorie <dj@redhat.com>
14492 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
14493 compares that may be indirectly affected by previous instructions.
14495 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14497 * builtins.c (do_mpc_arg2): New.
14498 (fold_builtin_2): Fold builtin cpow.
14499 * real.h (HAVE_mpc_pow): New.
14501 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
14503 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
14504 comparison to skip unprofitable schedule
14506 2009-07-16 Simon Baldwin <simonb@google.com>
14508 * gcc.c (option_map): New flag -no-canonical-prefixes.
14509 * (display_help): Print help text for new flag.
14510 * (process_command): Move options translation and language specifics
14511 and handle new flag early. Use it to set a function pointer to a
14512 prefix builder. Replace make_relative_prefix calls with calls to
14513 the function pointed to. Ignore new flag in regular options handling.
14514 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
14516 2009-07-15 DJ Delorie <dj@redhat.com>
14518 * config/mep/mep.md (sibcall_internal): Change register to avoid
14519 argument registers.
14520 (sibcall_value_internal): Likewise.
14522 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
14524 PR rtl-optimization/40710
14525 * resource.c (mark_target_live_regs): Reset DF problem to LR.
14527 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
14529 * config/mips/mips.md (*extenddi_truncate<mode>,
14530 *extendsi_truncate<mode>): Change type attribute to move_type
14531 with shift_shift. Split out code handling exts from here ...
14532 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
14534 (*extendhi_truncateqi): Change type attribute to move_type with
14535 shift_shift. Split out code handling exts from here ...
14536 (*extendhi_truncateqi_exts): ... to this new pattern.
14538 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
14540 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
14541 instead of "and" with inverted sign bit mask value. Use
14542 "nonimmediate_operand" for operand 1 and operand 2 predicate.
14543 Allocate registers only for operand 4 and operand 5.
14545 2009-07-15 Jakub Jelinek <jakub@redhat.com>
14547 PR middle-end/40747
14548 * fold-const.c (fold_cond_expr_with_comparison): When folding
14549 < and <= to MIN, make sure the MIN uses the same type as the
14550 comparison's operands.
14552 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
14554 * arm.md (ior_xor): New code iterator.
14555 (split for ior/xor with shift and zero-extend): New split pattern.
14556 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
14558 2009-07-15 Richard Guenther <rguenther@suse.de>
14560 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
14563 2009-07-15 Richard Guenther <rguenther@suse.de>
14565 PR middle-end/40753
14566 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
14568 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
14570 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
14571 handle 2.6.30 kernel.
14573 2009-07-15 DJ Delorie <dj@redhat.com>
14575 * config/mep/mep.md (sibcall_internal): Change register to allow
14576 for 24-bit addresses.
14577 (sibcall_value_internal): Likewise.
14579 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
14581 * doc/invoke.texi: Added descriptions of the scheduling heuristics
14582 that are enabled/disabled by the flags introduced by a previous patch.
14584 2009-07-14 DJ Delorie <dj@redhat.com>
14586 * config/mep/mep.md (sibcall_internal): Include non-toggling
14588 (sibcall_value_internal): Likewise.
14590 2009-07-14 Taras Glek <tglek@mozilla.com>
14591 Rafael Espindola <espindola@google.com>
14593 * doc/sourcebuild.texi: Document install-plugin target.
14594 * configure.ac: Added install-plugin target to language makefiles.
14595 * configure: Regenerate.
14596 * Makefile.in (install-plugin): Install more headers,
14597 depend on lang.install-plugin.
14599 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14601 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
14604 2009-07-14 DJ Delorie <dj@redhat.com>
14606 * config/mep/mep.c (mep_vliw_jmp_match): New function.
14607 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
14608 * config/mep/mep.md (sibcall_internal): Change test from
14609 mep_vliw_mode_match to mep_vliw_jmp_match.
14610 (sibcall_value_internal): Likewise.
14612 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
14614 * config/i386/sse.md (copysign<mode>3): New expander.
14615 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
14616 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
14617 Use ix86_build_const_vector.
14618 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
14619 IX86_BUILTIN_CPYSGNPD.
14620 (builtin_description): Add __builtin_ia32_copysignps and
14621 __builtin_ia32_copysignpd.
14622 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
14623 and BUILT_IN_COPYSIGNF.
14625 2009-07-13 Jason Merrill <jason@redhat.com>
14627 * builtins.c (can_trust_pointer_alignment): New fn.
14628 (get_pointer_alignment): Factor it out from here.
14629 * tree.h: Declare it.
14631 2009-07-14 David Edelsohn <edelsohn@gnu.org>
14633 * config/rs6000/predicates.md (offsettable_mem_operand): Test
14636 2009-07-14 Dodji Seketeli <dodji@redhat.com>
14640 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
14642 2009-07-14 Richard Guenther <rguenther@suse.de>
14643 Andrey Belevantsev <abel@ispras.ru>
14645 PR middle-end/40745
14646 * cfgexpand.c (partition_stack_vars): Do not bother to update
14647 alias information when not optimizing.
14649 2009-07-14 Richard Guenther <rguenther@suse.de>
14650 Andrey Belevantsev <abel@ispras.ru>
14652 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
14653 (pt_solution_set): Likewise.
14654 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
14655 * tree-ssa-structalias.c (pt_solution_set): New function.
14656 * final.c (rest_of_clean_state): Free SSA data structures.
14657 * print-rtl.c (print_decl_name): Remove.
14658 (print_mem_expr): Implement in terms of print_generic_expr.
14659 * alias.c (ao_ref_from_mem): New function.
14660 (rtx_refs_may_alias_p): Likewise.
14661 (true_dependence): Query alias-export info.
14662 (canon_true_dependence): Likewise.
14663 (write_dependence_p): Likewise.
14664 * tree-dfa.c (get_ref_base_and_extent): For void types leave
14666 * emit-rtl.c (component_ref_for_mem_expr): Remove.
14667 (mem_expr_equal_p): Use operand_equal_p.
14668 (set_mem_attributes_minus_bitpos): Do not use
14669 component_ref_for_mem_expr.
14670 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
14671 (update_alias_info_with_stack_vars): Likewise.
14672 (partition_stack_vars): Call update_alias_info_with_stack_vars.
14673 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
14674 explicitly nor clear stmt operands.
14675 Free the decl-to-pointer map.
14676 * tree-optimize.c (execute_free_datastructures): Do not free
14677 SSA data structures here.
14678 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
14679 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
14680 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
14682 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
14684 2009-07-13 DJ Delorie <dj@redhat.com>
14686 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
14687 unrolling at the right iteration count.
14689 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
14692 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
14694 * haifa-sched.c (rank_for_schedule): Introduced flags to
14695 enable/disable individual scheduling heuristics.
14696 * common.opt: Introduced flags to enable/disable individual
14697 heuristics in the scheduler.
14698 * doc/invoke.texi: Introduced flags to enable/disable individual
14699 heuristics in the scheduler.
14701 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
14703 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
14704 config/i386/mingw-tls.c.
14705 * config/i386/mingw-tls.c: Removed.
14707 2009-07-13 Ira Rosen <irar@il.ibm.com>
14709 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
14710 checks access only relevant statements.
14711 (vectorizable_reduction): Likewise.
14713 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
14715 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
14716 just for 32-bit case.
14718 2009-07-12 Jan Hubicka <jh@suse.cz>
14720 PR tree-optimization/40585
14721 * except.c (expand_resx_expr): When there already is resume
14722 instruction, produce linked list.
14723 (build_post_landing_pads): Assert that resume is empty.
14724 (connect_post_landing_pads): Handle resume lists.
14725 (dump_eh_tree): Dump resume list.
14727 2009-07-12 Ira Rosen <irar@il.ibm.com>
14729 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
14730 with additional argument.
14731 * tree-vectorizer.h (enum vect_def_type): Add
14732 vect_double_reduction_def.
14733 (vect_is_simple_reduction): Add argument.
14734 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
14736 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
14737 vect_is_simple_reduction with additional argument.
14738 (vect_analyze_loop_operations): Handle exit phi nodes in case of
14740 (reduction_code_for_scalar_code): Handle additional codes by
14741 returning ERROR_MARK for them. Fix comment and indentation.
14742 (vect_is_simple_reduction): Fix comment, add argument to specify
14743 double reduction. Detect double reduction.
14744 (get_initial_def_for_induction): Fix indentation.
14745 (get_initial_def_for_reduction): Fix comment and indentation.
14746 Handle double reduction. Create initial definitions that do not
14747 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
14748 (vect_create_epilog_for_reduction): Fix comment, add argument to
14749 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
14750 epilogue result extraction. Create double reduction phi node and
14751 replace relevant uses.
14752 (vectorizable_reduction): Call vect_is_simple_reduction with
14753 additional argument. Fix indentation. Update epilogue code treatment
14754 according to the changes in reduction_code_for_scalar_code. Check
14755 for double reduction. Call vect_create_epilog_for_reduction with
14756 additional argument.
14757 * tree-vect-stmts.c (process_use): Handle double reduction, update
14759 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
14760 (vect_get_vec_def_for_operand): Likewise.
14762 2009-07-12 Danny Smith <dansmister@gmail.com>
14764 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
14765 dllexport if !TREE_PUBLIC.
14766 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
14768 2009-07-11 Anatoly Sokolov <aesok@post.ru>
14770 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
14771 (avr_extra_arch_macro) Remove declatation.
14772 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
14773 (avr_extra_arch_macro) Declare as static.
14774 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
14776 2009-07-11 Jan Hubicka <jh@suse.cz>
14778 PR middle-end/48388
14779 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
14781 2009-07-11 Jakub Jelinek <jakub@redhat.com>
14784 * dwarf2out.c (dw_fde_struct): Add in_std_section and
14785 cold_in_std_section bits.
14786 (dwarf2out_begin_prologue): Initialize them.
14787 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
14788 if already covered by text_section or cold_text_section range.
14790 PR rtl-optimization/40667
14791 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
14792 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
14793 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
14794 * config/i386/i386.c (ix86_minimum_alignment): New function.
14795 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
14796 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
14797 * emit-rtl.c (gen_reg_rtx): Likewise.
14798 * function.c (assign_parms): Likewise. If nominal_type needs
14799 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
14800 rather than passed_type's alignment.
14803 * function.c (assign_parm_setup_stack): Adjust
14804 MEM_OFFSET (data->stack_parm) if promoted_mode is different
14805 from nominal_mode on big endian.
14807 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
14809 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
14811 2009-07-10 DJ Delorie <dj@redhat.com>
14813 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
14815 2009-07-10 Mark Mitchell <mark@codesourcery.com>
14817 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
14819 (thumb2_cbnz): Likewise.
14821 2009-07-10 David Daney <ddaney@caviumnetworks.com>
14824 * config.gcc (supported_defaults): Add synci.
14825 (with_synci): Add validation.
14826 (all_defaults): Add synci.
14827 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
14830 * config/mips/mips.opt (msynci): New option.
14831 * config/mips/mips.c (mips_override_options): Warn on use of
14832 -msynci for targets that do now support it.
14833 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
14835 * gcc/doc/invoke.texi (-msynci): Document the new option.
14836 * doc/install.texi (--with-synci): Document the new option.
14838 2009-07-10 Richard Guenther <rguenther@suse.de>
14840 PR tree-optimization/40496
14841 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
14842 the PHI result with a compatible type.
14844 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
14848 * c.opt (Wunused-result): New.
14849 * doc/invoke.texi: Document it.
14850 * c-common.c (c_warn_unused_result): Use it.
14852 2009-07-09 DJ Delorie <dj@redhat.com>
14854 * targhooks.c (default_target_can_inline_p): Rename from
14855 default_target_option_can_inline_p.
14856 * targhooks.h (default_target_can_inline_p): Likewise.
14857 * target-def.h (TARGET_CAN_INLINE_P): Rename from
14858 TARGET_OPTION_CAN_INLINE_P.
14859 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
14860 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
14861 (mep_target_can_inline_p): Rename from
14862 mep_target_option_can_inline_p.
14865 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
14866 registers used to pass vectors.
14868 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
14870 2009-07-09 Tom Tromey <tromey@redhat.com>
14872 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
14873 * config/mmix/mmix.c: Include dwarf2.h.
14874 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
14875 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
14876 * config/sh/sh.c: Include dwarf2.h.
14877 * config/i386/i386.c: Include dwarf2.h.
14878 * Makefile.in (DWARF2_H): Remove 'elf'.
14879 * except.c: Include dwarf2.h.
14880 * unwind-dw2.c: Include dwarf2.h.
14881 * dwarf2out.c: Include dwarf2.h.
14882 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
14883 * unwind-dw2-fde.c: Include dwarf2.h.
14884 * dwarf2asm.c: Include dwarf2.h.
14886 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14888 * haifa-sched.c (insn_finishes_cycle_p): New static function.
14889 (max_issue): Use it.
14890 * sched-int.h (struct sched_info: insn_finishes_block_p): New
14892 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
14893 (region_sched_info): Update.
14894 * sched-ebb.c (ebb_sched_info): Update.
14895 * modulo-sched.c (sms_sched_info): Update.
14896 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
14898 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14900 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
14902 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
14904 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
14906 2009-07-09 Jakub Jelinek <jakub@redhat.com>
14908 PR middle-end/40692
14909 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
14910 arg1 with arg01 if arg1 is already INTEGER_CST.
14912 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
14914 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
14915 Transform (and (truncate)) into (truncate (and)).
14917 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
14919 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
14920 creating LHS paradoxical subregs. Fix surrounding returns to
14921 use NULL_RTX rather than 0.
14923 2009-07-08 DJ Delorie <dj@redhat.com>
14925 * config/mep/mep.c (mep_option_can_inline_p): New.
14926 (TARGET_OPTION_CAN_INLINE_P): Define.
14928 2009-07-08 Mark Wielaard <mjw@redhat.com>
14931 * dwarf2out.c (add_data_member_location_attribute): When we have
14932 only a constant offset don't emit a new location description using
14933 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
14936 2009-07-08 Richard Henderson <rth@redhat.com>
14939 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
14940 (enum reg_class): Add CLOBBERED_REGS.
14941 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
14942 * config/i386/i386.c (ix86_conditional_register_usage): Moved
14943 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
14944 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
14945 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
14946 force 64-bit sibcalls into R11.
14947 * config/i386/constraints.md (U): New constraint.
14948 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
14949 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
14950 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
14952 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
14954 * basic-block.h (dump_regset, debug_regset): Remove duplicate
14956 * c-objc-common.h (c_initialize_diagnostics): Ditto.
14957 * ebitmap.h (dump_ebitmap): Ditto.
14958 * optabs.h (optab_libfunc): Ditto.
14959 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
14960 * tree-flow.h (vect_can_force_dr_alignment_p,
14961 get_vectype_for_scalar_type): Ditto.
14962 (vectorize_loops): Move prototype to ...
14963 * tree-vectorizer.h: ... here. Also, adjust comment.
14964 (vect_set_verbosity_level): Remove duplicate prototype.
14965 * tree-ssa-loop.c: Include tree-vectorizer.h.
14966 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
14968 2009-07-08 Nick Clifton <nickc@redhat.com>
14970 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
14973 2009-07-08 DJ Delorie <dj@redhat.com>
14975 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
14976 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
14977 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
14979 * config/mep/intrinsics.md: Regenerated.
14980 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
14981 registers when asm() or calls are detected.
14983 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
14986 * gimplify.c (gimplify_expr): Propagate no_warning flag when
14988 * gimple (gimple_build_call_from_tree): Likewise.
14989 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
14990 no_warning flag before warning.
14992 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14994 * tree.c (set_expr_locus): Remove.
14995 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
14996 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
14998 * gimplify.c (internal_get_tmp_var): Likewise.
14999 (gimplify_call_expr): Likewise.
15000 (gimplify_one_sizepos): Likewise.
15002 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
15005 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
15006 to variables for debugging purposes.
15008 2009-06-23 Mark Loeser <mark@halcy0n.com>
15011 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
15013 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15015 * pretty-print.c (pp_base_format): Remove %J.
15016 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15017 gcc_cxxdiag_char_table): Likewise.
15018 (init_dynamic_diag_info): Likewise.
15020 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15022 * pretty-print.c (pp_base_format): Remove %H.
15023 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15024 gcc_cxxdiag_char_table): Likewise.
15025 (init_dynamic_diag_info): Likewise.
15026 * config/mep/mep.c (mep_select_section): Likewise.
15028 2009-07-07 Duncan Sands <baldrick@free.fr>
15030 * final.c (pass_clean_state): Give the pass a name.
15031 * passes.c (pass_rest_of_compilation): Likewise.
15032 * tree-optimize.c (pass_all_optimizations): Likewise.
15034 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
15036 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
15037 an extra 'decl' for error_at.
15039 2009-07-07 Jakub Jelinek <jakub@redhat.com>
15041 PR middle-end/40669
15042 * tree-tailcall.c (adjust_return_value_with_ops,
15043 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
15044 if it has complex or vector type.
15046 2009-07-07 Olivier Hainque <hainque@adacore.com>
15048 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
15051 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
15053 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
15055 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15057 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
15058 * c-decl.c: Likewise.
15059 * function.c: Likewise.
15060 * varasm.c: Likewise.
15061 * tree-ssa.c: Likewise.
15062 * c-common.c: Likewise.
15063 * tree-cfg.c: Likewise.
15064 * config/spu/spu.c: Likewise.
15065 * config/ia64/ia64.c: Likewise.
15066 * config/v850/v850.c: Likewise.
15068 2009-07-06 DJ Delorie <dj@redhat.com>
15070 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
15071 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
15072 unspecified accesses to control registers.
15073 * config/mep/intrinsics.md: Regenerate.
15074 * config/mep/intrinsics.h: Regenerate.
15075 * config/mep/mep-intrin.h: Regenerate.
15077 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15079 * c-lex.c: Replace %H by an explicit location. Update all calls.
15080 * c-common.c: Likewise.
15081 * c-decl.c: Likewise.
15082 * c-typeck.c: Likewise.
15083 * fold-const.c: Likewise.
15084 * gimplify.c: Likewise.
15085 * stmt.c: Likewise.
15086 * tree-cfg.c: Likewise.
15087 * tree-ssa-loop-niter.c: Likewise.
15088 * tree-vrp.c: Likewise.
15089 * value-prof.c: Likewise.
15091 2009-07-06 Diego Novillo <dnovillo@google.com>
15093 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
15094 if it has one. Handle cases where VAR does not have an
15095 annotation or cfun is NULL.
15097 2009-07-06 Diego Novillo <dnovillo@google.com>
15099 * tree.c: Include debug.h.
15100 (initialize_tree_contains_struct): New.
15101 (init_ttree): Call it.
15102 (tree_node_structure_for_code): Factor out of ...
15103 (tree_node_structure): ... here.
15104 * treestruct.def (TS_PHI_NODE): Remove.
15105 (TS_GIMPLE_STATEMENT): Remove.
15107 2009-07-06 Diego Novillo <dnovillo@google.com>
15109 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
15110 (debug_tree_chain): Handle cycles.
15112 2009-07-06 Nick Clifton <nickc@redhat.com>
15113 DJ Delorie <dj@redhat.com>
15115 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
15116 __FMOVD_ENABLED__ is defined.
15118 (TARGET_FMOVD): Provide a default definition.
15119 (MASK_FMOVD): Likewise.
15120 (TARGET_CPU_CPP_BUILTINS): Define
15121 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
15122 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
15123 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
15124 (split for DF load from memory into register): Also handle
15125 MEMs which consist of REG+DISP addressing.
15126 (split for DF store from register to memory): Likewise.
15127 (movsf_ie): Always use single fp_mode.
15128 * config/sh/sh.c (sh_override_options): Do not automatically
15129 enable TARGET_MOVD for the SH2A when supporting doubles - leave
15130 that to the -mfmovd command line switch.
15131 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
15132 (fldi_ok): Always allow.
15133 * config/sh/sh.opt (mfmovd): Remove this switch.
15134 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
15136 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
15137 Kaz Kojima <kkojima@gcc.gnu.org>
15139 PR rtl-optimization/30807
15140 * postreload.c (reload_combine): For every new use of REG_SUM,
15141 record the use of BASE.
15143 2009-07-06 Jan Hubicka <jh@suse.cz>
15145 * params.def: Revert my accidental commit at 2009-06-30.
15147 2009-07-04 Ian Lance Taylor <iant@google.com>
15150 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
15152 (mingw_format_attribute_overrides): Likewise.
15154 2009-07-04 Jakub Jelinek <jakub@redhat.com>
15157 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
15158 don't check cfa.reg. Instead of cfa.indirect use
15159 fde && fde->drap_reg != INVALID_REGNUM test.
15161 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
15163 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
15165 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
15168 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
15170 2009-07-03 Richard Guenther <rguenther@suse.de>
15172 PR tree-optimization/40640
15173 * tree-switch-conversion.c (build_arrays): Perform arithmetic
15176 2009-07-03 Jan Hubicka <jh@suse.cz>
15178 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
15179 for size, reduce amount of inlining.
15181 2009-07-03 Richard Guenther <rguenther@suse.de>
15183 PR middle-end/34163
15184 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
15185 if t +- x is known to not overflow and the conversion widens the
15187 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
15189 2009-07-03 Jan Hubicka <jh@suse.cz>
15191 * ipa-pure-const.c (analyze): Update loop optimizer init.
15192 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
15193 try_remove_empty_loop, remove_empty_loops): Remove.
15194 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
15195 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
15196 to mark regular loops as neccesary.
15197 (degenerate_phi_p): New function.
15198 (propagate_necessity, remove_dead_phis): Use it.
15199 (forward_edge_to_pdom): Likewise.
15200 (eliminate_unnecessary_stmts): Take care to remove uses of results of
15201 virtual PHI nodes that became unreachable.
15202 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
15203 * tree-flow.h (remove_empty_loops): Remove.
15204 * passes.c (init_optimization_passes): Remove.
15206 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
15208 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
15209 can_create_pseudo_p.
15210 (*fix_trunc<mode>_i387_1): Ditto.
15211 (*floathi<mode>2_1): Ditto.
15212 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
15213 (*fistdi2_1): Ditto.
15214 (*fist<mode>2_1): Ditto.
15215 (frndintxf2_floor): Ditto.
15216 (*fist<mode>2_floor_1): Ditto.
15217 (frndintxf2_ceil): Ditto.
15218 (*fist<mode>2_ceil_1): Ditto.
15219 (frndintxf2_trunc): Ditto.
15220 (frndintxf2_mask_pm): Ditto.
15221 (fxam<mode>2_i387_with_temp): Ditto.
15222 * config/i386/sse.md (mulv16qi3): Ditto.
15223 (*sse2_mulv4si3): Ditto.
15225 (sse4_2_pcmpestr): Ditto.
15226 (sse4_2_pcmpistr): Ditto.
15228 2009-07-03 Jan Hubicka <jh@suse.cz>
15230 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
15231 (mark_stmt_necessary): Set it.
15232 (mark_operand_necessary): Set it.
15233 (mark_control_dependent_edges_necessary): Set it.
15234 (mark_virtual_phi_result_for_renaming): New function.
15235 (get_live_post_dom): New function.
15236 (forward_edge_to_pdom): New function.
15237 (remove_dead_stmt): Fix handling of control dependences.
15238 (tree_dce_init): Init new bitmap.
15239 (tree_dce_done): Free it.
15241 2009-07-02 Richard Guenther <rguenther@suse.de>
15244 * tree-ssa-structalias.c (new_var_info): Initialize
15247 2009-07-02 Jan Hubicka <jh@suse.cz>
15249 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
15252 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
15254 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
15255 instead of recomputing it. Adjust calls.
15256 (emit_store_flag): Adjust recursive calls.
15258 2009-07-02 Richard Guenther <rguenther@suse.de>
15260 * tree-ssa-live.c (remove_unused_locals): Do not remove
15262 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
15263 of DECL_EXTERNAL for HEAP variables.
15264 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
15265 HEAP variables. Do not adjust RESTRICT vars.
15266 (find_what_var_points_to): Nobody cares if something
15267 points to READONLY.
15269 2009-07-02 Ben Elliston <bje@au.ibm.com>
15271 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
15272 pc_low and pc_high declarations to the top of the function.
15274 2009-07-01 DJ Delorie <dj@redhat.com>
15276 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
15277 registers as fixed.
15278 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
15279 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
15280 unspecified accesses to control registers.
15281 * config/mep/intrinsics.md: Regenerate.
15282 * config/mep/intrinsics.h: Regenerate.
15283 * config/mep/mep-intrin.h: Regenerate.
15285 2009-07-01 Anthony Green <green@moxielogic.com>
15287 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
15288 instruction when possible.
15289 (moxie_expand_prologue): Ditto. Also, save an instruction and
15290 some complexity by popping off of $r12 instead of $sp.
15291 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
15294 2009-07-01 Richard Henderson <rth@redhat.com>
15297 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
15298 contained no insns, reposition note before last insn.
15300 2009-07-01 Richard Henderson <rth@redhat.com>
15303 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
15304 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
15306 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15309 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
15310 darwin9 for printing reg addresses with %y.
15312 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
15314 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
15315 truncation from operands in binary operations.
15317 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
15320 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
15321 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
15322 subreg of op0 to the original op0.
15324 * expmed.c (store_bit_field_1): Use a temporary as the destination
15325 instead of a paradoxical subreg when we need to truncate the result.
15327 2009-07-01 DJ Delorie <dj@redhat.com>
15329 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
15330 names to VLIW variants.
15331 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
15332 * config/mep/intrinsics.md: Regenerate.
15333 * config/mep/intrinsics.h: Regenerate.
15334 * config/mep/mep-intrin.h: Regenerate.
15336 2009-07-01 Jakub Jelinek <jakub@redhat.com>
15339 * jump.c (returnjump_p): Revert last patch.
15340 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
15342 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15345 * pa.md (casesi32p): Use jump table label to determine the offset
15347 (casesi64p): Likewise.
15349 * pa.c (forward_branch_p): Return bool type. Use instruction
15350 addresses when available. Assert that INSN has a jump label.
15351 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
15354 2009-07-01 Richard Guenther <rguenther@suse.de>
15356 PR tree-optimization/19831
15357 * tree-ssa-dce.c (propagate_necessity): Calls to functions
15358 that only act as barriers do not make any previous stores necessary.
15359 * tree-ssa-structalias.c (handle_lhs_call): Delay making
15360 HEAP variables global, do not add a constraint from nonlocal.
15361 (find_func_aliases): Handle escapes through return statements.
15362 (compute_points_to_sets): Make escaped HEAP variables global.
15364 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
15367 * expmed.c (emit_store_flag): Perform a conversion if necessary,
15368 after reducing a DImode cstore to SImode.
15370 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
15372 * expr.c (expand_expr_real_1): Reinstate fallthrough to
15373 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
15375 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
15377 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
15378 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
15380 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
15381 and umod_optab if TARGET_BSD_DIVMOD.
15382 * config/vax/lib1funcs.asm: New file.
15383 * config/vax/t-linux: New file.
15384 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
15386 2009-06-30 Jakub Jelinek <jakub@redhat.com>
15389 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
15390 to type arguments that have void type.
15393 * dwarf2out.c (gen_formal_parameter_die): Call
15394 equate_decl_number_to_die if node is different from origin.
15396 2009-06-30 Anthony Green <green@moxielogic.com>
15398 Clean up moxie port for --enable-build-with-cxx.
15399 * config/moxie/moxie.c (moxie_function_value): First two
15400 parameters are const_tree, not tree.
15401 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
15402 (REG_CLASS_NAMES): Ditto.
15403 (REGNO_REG_CLASS): Ditto.
15404 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
15405 (moxie_function_value): Fix constyness of arguments.
15407 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
15409 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
15410 finalize_size_functions before further processing.
15411 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
15412 (variable_size): Call self_referential_size on size expressions
15413 that contain a PLACEHOLDER_EXPR.
15414 (size_functions): New static variable.
15415 (copy_self_referential_tree_r): New static function.
15416 (self_referential_size): Likewise.
15417 (finalize_size_functions): New global function.
15418 * tree.c: Include tree-inline.h.
15419 (push_without_duplicates): New static function.
15420 (find_placeholder_in_expr): New global function.
15421 (substitute_in_expr) <tcc_declaration>: Return the replacement object
15423 <tcc_expression>: Likewise.
15424 <tcc_vl_exp>: If the replacement object is a constant, try to inline
15425 the call in the expression.
15426 * tree.h (finalize_size_functions): Declare.
15427 (find_placeholder_in_expr): Likewise.
15428 (FIND_PLACEHOLDER_IN_EXPR): New macro.
15429 (substitute_placeholder_in_expr): Update comment.
15430 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
15432 (copy_tree_body_r): Likewise.
15433 (copy_tree_body): New static function.
15434 (maybe_inline_call_in_expr): New global function.
15435 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
15436 (maybe_inline_call_in_expr): Declare.
15437 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
15438 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
15441 2009-06-30 Richard Guenther <rguenther@suse.de>
15443 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
15445 (propagate_necessity): Do not mark reaching defs of stores
15448 2009-06-30 Jan Hubicka <jh@suse.cz>
15450 * cfgloopanal.c (check_irred): Move into ...
15451 (mark_irreducible_loops): ... here; return true if ireducible
15453 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
15454 (analyze_function): Try to prove loop finiteness.
15455 * cfgloop.h (mark_irreducible_loops): Update prototype.
15456 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
15458 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
15460 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
15462 2009-06-30 Ira Rosen <irar@il.ibm.com>
15464 PR tree-optimization/40542
15465 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
15468 2009-06-30 Martin Jambor <mjambor@suse.cz>
15470 PR tree-optimization/40582
15471 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
15472 than useless_type_conversion_p.
15473 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
15476 2009-06-30 Martin Jambor <mjambor@suse.cz>
15478 PR middle-end/40554
15479 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
15481 2009-06-30 Richard Guenther <rguenther@suse.de>
15483 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
15484 use ao_ref references.
15485 (walk_aliased_vdefs): Likewise.
15486 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
15487 * tree-ssa-dce.c (struct ref_data): Remove.
15488 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
15489 (mark_aliased_reaching_defs_necessary): Adjust.
15490 (mark_all_reaching_defs_necessary_1): Likewise.
15492 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
15495 * expmed.c (emit_cstore): New name of emit_store_flag_1.
15496 (emit_store_flag_1): Extract from emit_store_flag, adjust
15497 calls to (what now is) emit_cstore.
15498 (emit_store_flag): Call emit_store_flag_1 and also use it
15499 for what used to be recursive calls.
15501 2009-06-30 Wei Guozhi <carrot@google.com>
15504 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
15505 if the target bb post dominates from bb.
15506 * config/i386/i386.c (memory_address_length): Check existence of base
15507 register before using it.
15509 2009-06-30 Nick Clifton <nickc@redhat.com>
15510 DJ Delorie <dj@redhat.com>
15512 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
15513 __FMOVD_ENABLED__ is defined.
15515 (TARGET_FMOVD): Provide a default definition.
15516 (MASK_FMOVD): Likewise.
15517 (TARGET_CPU_CPP_BUILTINS): Define
15518 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
15519 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
15520 two fmov instructions depending upon whether TARGET_FMOVD is
15522 (split for DF load from memory into register): Also handle
15523 MEMs which consist of REG+DISP addressing.
15524 (split for DF store from register to memory): Likewise.
15525 * config/sh/sh.opt (mfmovd): Remove this switch.
15526 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
15527 * config/sh/sh.c (sh_override_options): Do not automatically
15528 enable TARGET_MOVD for the SH2A when supporting doubles - leave
15529 that to the -mfmovd command line switch.
15531 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
15533 (fldi_ok): Always allow.
15534 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
15536 2009-06-29 DJ Delorie <dj@redhat.com>
15538 * doc/install.texi (mep-x-elf): Correct chip's full name.
15540 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
15542 * doc/extend.texi: Fix typo.
15544 2009-06-29 Tom Tromey <tromey@redhat.com>
15546 * dwarf2.h: Remove.
15547 * Makefile.in (DWARF2_H): New variable.
15548 (except.o): Use it.
15549 (dwarf2out.o): Likewise.
15550 (dwarf2asm.o): Likewise.
15551 * config/i386/t-i386: Use DWARF2_H.
15552 * except.c: Include elf/dwarf2.h.
15553 * unwind-dw2.c: Include elf/dwarf2.h.
15554 * dwarf2out.c: Include elf/dwarf2.h.
15555 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
15556 <dtprel>: New field.
15557 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
15558 (size_of_loc_descr): Likewise.
15559 (output_loc_operands_raw): Likewise.
15560 (output_loc_operands): Handle new dtprel field.
15561 (loc_checksum): Update.
15562 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
15563 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
15564 * unwind-dw2-fde.c: Include elf/dwarf2.h.
15565 * dwarf2asm.c: Include elf/dwarf2.h.
15566 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
15567 * config/mmix/mmix.c: Include elf/dwarf2.h.
15568 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
15569 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
15570 * config/sh/sh.c: Include elf/dwarf2.h.
15571 * config/i386/i386.c: Include elf/dwarf2.h.
15573 2009-06-29 DJ Delorie <dj@redhat.com>
15575 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
15577 * doc/extend.texi: Add MeP attributes and pragmas.
15578 * doc/invoke.text: Add MeP Options.
15579 * doc/contrib.texi: Add MeP contribution.
15580 * doc/md.texi: Add MeP constraints.
15581 * doc/install.texi: Add MeP target.
15583 2009-06-30 Anatoly Sokolov <aesok@post.ru>
15585 * target.h (struct gcc_target): Add frame_pointer_required field.
15586 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
15587 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
15588 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
15590 * reload1.c (update_eliminables): (Ditto.).
15591 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
15592 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
15593 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
15595 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
15597 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
15598 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15599 (arm_frame_pointer_required): New function.
15601 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
15602 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15603 (avr_frame_pointer_required_p): Declare as static.
15604 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
15606 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
15607 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15608 (bfin_frame_pointer_required): Make as static, change return type
15610 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
15612 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
15613 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15614 (cris_frame_pointer_required): New function.
15616 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
15618 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
15619 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15620 (fr30_frame_pointer_required): New function.
15622 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
15623 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15624 (frv_frame_pointer_required): Make as static, change return type
15626 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
15628 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
15629 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15630 (ix86_frame_pointer_required): Make as static, change return type to
15632 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
15634 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
15635 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15637 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
15639 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
15641 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
15643 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
15644 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15645 (mips_frame_pointer_required): Make as static.
15646 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
15648 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
15649 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15650 (mmix_frame_pointer_required): Mew function.
15652 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
15653 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15655 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
15657 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
15659 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
15661 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
15662 (CAN_ELIMINATE): Redefine.
15663 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15664 (sparc_frame_pointer_required): New function.
15665 (sparc_can_eliminate): New function.
15666 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
15668 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
15669 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15671 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
15672 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15673 (xtensa_frame_pointer_required): Make as static, change return type
15675 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
15678 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
15680 * doc/plugins.texi: Document PLUGIN_START_UNIT.
15681 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
15682 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
15683 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
15684 (register_callback): Handle PLUGIN_START_UNIT.
15685 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
15687 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
15689 * tree.c (process_call_operands): Propagate TREE_READONLY from the
15691 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
15692 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
15694 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
15696 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
15699 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
15701 * doc/extend.texi (Additional Floating Types): __float128 is also
15702 supported on i386 targets.
15704 2009-06-29 Richard Guenther <rguenther@suse.de>
15706 PR middle-end/14187
15707 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
15709 (pt_solutions_same_restrict_base): Declare.
15710 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
15712 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
15713 (make_constraint_from, make_copy_constraint): Move earlier.
15714 (make_constraint_from_heapvar): New function.
15715 (make_constraint_from_restrict): Likewise.
15716 (handle_lhs_call): Use it.
15717 (find_func_aliases): Use it to track conversions to restrict
15718 qualified pointers.
15719 (struct fieldoff): Add only_restrict_pointers flag.
15720 (push_fields_onto_fieldstack): Initialize it.
15721 (create_variable_info_for): Track global restrict qualified pointers.
15722 (intra_create_variable_infos): Use make_constraint_from_heapvar.
15723 Track restrict qualified pointer arguments.
15724 (set_uids_in_ptset): Use varinfo is_global_var flag.
15725 (find_what_var_points_to): Set the vars_contains_restrict flag.
15726 Always create the points-to solution for sets including restrict tags.
15727 (pt_solutions_same_restrict_base): New function.
15728 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
15729 qualified pointers use pt_solutions_same_restrict_base as
15730 additional source for disambiguation.
15732 2009-06-29 Richard Guenther <rguenther@suse.de>
15734 PR middle-end/38212
15735 * alias.c (find_base_decl): Remove.
15736 (get_deref_alias_set_1): Remove restrict handling.
15737 * c-common.c (c_apply_type_quals_to_decl): Do not set
15738 DECL_POINTER_ALIAS_SET.
15739 * gimplify.c (find_single_pointer_decl_1): Remove.
15740 (find_single_pointer_decl): Likewise.
15741 (internal_get_tmp_var): Remove restrict handling.
15742 (gimple_regimplify_operands): Likewise.
15743 * omp-low.c (expand_omp_atomic_pipeline): Do not set
15744 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
15745 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
15746 * tree.c (restrict_base_for_decl): Remove.
15747 (init_ttree): Do not allocate it.
15748 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
15749 LABEL_DECL_UID for label decls.
15750 (copy_node_stat): Do not copy restrict information.
15751 (decl_restrict_base_lookup): Remove.
15752 (decl_restrict_base_insert): Likewise.
15753 (print_restrict_base_statistics): Likewise.
15754 (dump_tree_statistics): Do not call print_restrict_base_statistics.
15755 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
15756 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
15757 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
15758 (LABEL_DECL_UID): Adjust.
15759 (DECL_BASED_ON_RESTRICT_P): Remove.
15760 (DECL_GET_RESTRICT_BASE): Likewise.
15761 (SET_DECL_RESTRICT_BASE): Likewise.
15762 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
15764 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
15765 instead of DECL_POINTER_ALIAS_SET.
15766 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
15767 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
15768 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
15770 2009-06-29 Richard Guenther <rguenther@suse.de>
15772 PR tree-optimization/40579
15773 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
15774 the IL to simplify has constants that overflowed.
15776 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
15778 PR tree-optimization/40550
15779 * tree-vect-generic.c (expand_vector_operations_1): Compute in
15780 vector_compute_type only when the size of vector_compute_type is
15781 less than the size of type.
15783 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
15785 * fold-const.c (contains_label_1): Fix comments.
15786 (contains_label_p): Do not walk trees multiple time.
15788 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15790 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
15791 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
15792 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
15793 ix86_fp_comparison_operator.
15794 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
15795 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
15796 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
15797 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
15798 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
15799 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
15800 (related splits): Change predicate to ix86_fp_comparison_operator.
15801 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
15802 instead of ix86_fp_comparison_codes.
15803 (ix86_trivial_fp_comparison_operator,
15804 ix86_fp_comparison_operator): New.
15805 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
15806 (ix86_expand_compare): Eliminate last two parameters.
15807 (ix86_fp_jump_nontrivial_p): Kill.
15808 * config/i386/i386.c (put_condition_code): Eliminate call to
15809 ix86_fp_comparison_codes and subsequent assertion.
15810 (ix86_fp_comparison_codes): Eliminate.
15811 (ix86_fp_swap_condition): New.
15812 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
15813 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
15814 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
15815 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
15816 and ix86_fp_swap_condition.
15817 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
15818 Use ix86_fp_comparison_strategy.
15819 (ix86_expand_compare): Likewise. Eliminate last two arguments.
15820 (ix86_fp_jump_nontrivial_p): Eliminate.
15821 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
15822 call to ix86_expand_compare.
15823 (ix86_split_fp_branch, ix86_expand_setcc,
15824 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
15825 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
15827 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15829 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
15830 related to jump_clobbers.
15831 * config/arm/arm.md (conds): Remove jump_clob case.
15832 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
15833 splits): Change comparison_operator to arm_comparison_operator.
15834 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
15837 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15839 * dojump.c (do_compare_rtx_and_jump): Try swapping the
15840 condition for floating point modes.
15841 * expmed.c (emit_store_flag_1): Move here a bigger part
15842 of emit_store_flag.
15843 (emit_store_flag): Try swapping the condition for floating point
15845 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
15847 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15849 * expr.c (expand_expr_real_1): Just use do_store_flag.
15850 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
15851 emit_store_flag_force.
15852 * expmed.c (emit_store_flag_force): Copy here trick
15853 previously in expand_expr_real_1. Try reversing the comparison.
15854 (emit_store_flag_1): Work if target is NULL.
15855 (emit_store_flag): Work if target is NULL, using the result mode
15856 from the comparison. Use split_comparison, restructure final part
15857 to simplify conditionals.
15859 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15861 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
15862 * dojump.c (do_jump): Change handling of floating-point
15863 ops to use just do_compare_and_jump.
15864 (split_comparison): New.
15865 (do_compare_rtx_and_jump): Add here logic coming previously
15866 in do_jump, using split_comparison.
15868 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
15871 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
15873 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15875 * tree-ssa-alias.c: Fix unintentional commit.
15877 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15879 * passes.c (execute_one_pass): Fix unintentional commit.
15881 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15883 * df-problems.c (df_set_seen, df_unset_seen): Delete.
15884 (df_rd_local_compute, df_md_local_compute): Inline them.
15886 (df_md_scratch): New.
15887 (df_md_alloc, df_md_free): Allocate/free it.
15888 (df_md_local_compute): Only include live registers in init.
15889 (df_md_transfer_function): Prune the in-set computed by
15890 the confluence function, and the gen-set too.
15892 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15894 PR rtl-optimization/26854
15895 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
15896 * df-problems.c (df_rd_add_problem): Fix comment.
15897 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
15898 df_md_simulate_artificial_defs_at_top,
15899 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
15900 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
15901 df_md_transfer_function, df_md_init, df_md_confluence_0,
15902 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
15903 problem_MD, df_md_add_problem): New.
15904 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
15905 df_md_get_bb_info): New.
15906 (DF_LAST_PROBLEM_PLUS1): Adjust.
15908 * Makefile.in (fwprop.o): Include domwalk.h.
15909 * fwprop.c: Include domwalk.h.
15910 (reg_defs, reg_defs_stack): New.
15911 (bitmap_only_bit_between): Remove.
15912 (process_defs): New.
15913 (process_uses): Use reg_defs and local_md instead of
15914 bitmap_only_bit_between and local_rd.
15915 (single_def_use_enter_block): New, from build_single_def_use_links.
15916 (single_def_use_leave_block): New.
15917 (build_single_def_use_links): Remove code moved to
15918 single_def_use_enter_block, invoke domwalk.
15919 (use_killed_between): Adjust comment.
15921 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15923 * bitmap.h (bitmap_ior_and_into): New.
15924 * bitmap.c (bitmap_ior_and_into): New.
15926 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15928 * domwalk.h (struct dom_walk_data): Remove all callbacks except
15929 before_dom_children_before_stmts and after_dom_children_after_stmts.
15930 Rename the two remaining callbacks to just before_dom_children and
15931 after_dom_children. Remove other GIMPLE statement walking bits.
15932 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
15933 * graphite.c: Do not include domwalk.h.
15934 * tree-into-ssa.c (interesting_blocks): New global.
15935 (struct mark_def_sites_global_data): Remove it and names_to_rename.
15936 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
15937 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
15938 now that they're not domwalk callbacks.
15939 (rewrite_initialize_block): Rename to...
15940 (rewrite_enter_block): ... this, place after called functions. Test
15941 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
15942 (rewrite_finalize_block): Rename to...
15943 (rewrite_leave_block): ... this, place after called functions.
15944 (rewrite_update_init_block): Rename to...
15945 (rewrite_update_enter_block): ... this, place after called functions.
15946 Test interesting_blocks, call rewrite_update_stmt and
15947 rewrite_update_phi_arguments.
15948 (rewrite_update_fini_block): Rename to...
15949 (rewrite_leave_block): ... this, place after called functions.
15950 (rewrite_blocks): Remove last argument, simplify initialization of
15952 (mark_def_sites_initialize_block): Rename to...
15953 (mark_def_sites_block): ... this, call mark_def_sites.
15954 (mark_def_sites_blocks): Remove argument, simplify initialization of
15956 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
15957 (update_ssa): Likewise.
15958 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
15960 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
15961 (dom_opt_initialize_block): Rename to...
15962 (dom_opt_enter_block): ... this, place after called functions. Walk
15963 statements here, inline propagate_to_outgoing_edges.
15964 (dom_opt_finalize_block): Rename to...
15965 (dom_opt_leave_block): ... this, place after called functions.
15966 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
15968 (dse_enter_block, dse_record_phi): New.
15969 (dse_record_phis): Delete.
15970 (dse_finalize_block): Rename to...
15971 (dse_leave_block): ... this.
15972 (tree_ssa_dse): Simplify initialization of walk_data.
15973 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
15974 Adjust initialization of walk_data.
15975 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
15976 * tree-ssa-loop-phiopt.c (get_non_trapping):
15977 Adjust initialization of walk_data.
15978 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
15979 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
15980 it's not a domwalk callback.
15981 (uncprop_initialize_block): Rename to...
15982 (dse_enter_block): ... this, call uncprop_into_successor_phis.
15983 (dse_finalize_block): Rename to...
15984 (dse_leave_block): ... this.
15985 (tree_ssa_uncprop): Simplify initialization of walk_data.
15986 * Makefile.in: Adjust dependencies.
15988 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
15990 * arm.md (casesi): Fix test for Thumb1.
15991 (thumb1_casesi_internal_pic): Likewise.
15992 (thumb1_casesi_dispatch): Likewise.
15994 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
15996 * config/arm/arm-cores.def: Added core cortex-m0.
15997 * config/arm/arm-tune.md: Regenerated.
15998 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
16000 2009-06-26 DJ Delorie <dj@redhat.com>
16002 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
16004 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
16005 the scheduler doesn't tag jump insns.
16007 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
16009 * c-decl.c (merge_decls): Re-indent.
16011 2009-06-26 Janis Johnson <janis187@us.ibm.com>
16014 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
16015 Special-case decimal float constants.
16017 2009-06-26 Richard Henderson <rth@redhat.com>
16019 * function.h (struct function): Add cannot_be_copied_reason,
16020 and cannot_be_copied_set.
16021 * tree-inline.c (has_label_address_in_static_1): Rename from
16022 inline_forbidden_p_2; don't set inline_forbidden_reason here.
16023 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
16024 don't set inline_forbidden_reason.
16025 (copy_forbidden): New function, split out of inline_forbidden_p.
16026 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
16027 (inline_forbidden_p): Use copy_forbidden.
16028 (tree_versionable_function_p): Likewise.
16029 (inlinable_function_p): Merge into tree_inlinable_function_p.
16030 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
16031 * ipa-cp.c (ipcp_versionable_function_p): New function.
16032 (ipcp_cloning_candidate_p): Use it.
16033 (ipcp_node_modifiable_p): Likewise.
16035 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
16037 * builtins.c (expand_builtin_alloca): Handle builtin alloca
16038 that is marked not to be inlined. Remove flag_mudflap use.
16039 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
16040 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
16042 2009-06-26 Steve Ellcey <sje@cup.hp.com>
16045 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
16046 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
16048 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
16050 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
16052 (__mingwthr_remove_key_dtor): Likewise.
16054 2009-06-26 Richard Guenther <rguenther@suse.de>
16056 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
16058 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
16060 PR middle-end/40525
16061 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
16062 try the non-cond_exec path also.
16064 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16067 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
16068 (output_cbranch): Use new functions.
16069 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
16072 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
16073 Pat Haugen <pthaugen@us.ibm.com>
16074 Revital Eres <ERES@il.ibm.com>
16076 * config/rs6000/rs6000.c (print_operand): Correct lossage message
16077 for %c error. Add %x support to print VSX registers as a unified
16078 register set, instead of separate float and altivec registers.
16079 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
16080 %y case, and add support for VSX pre-modify addresses.
16081 (output_toc): Add assert for CONST containing an integer constant
16083 (rs6000_adjust_cost): Add POWER7 support.
16084 (insn_must_be_first_in_group): Ditto.
16085 (insn_must_be_last_in_group): Ditto.
16086 (rs6000_emit_popcount): Ditto.
16087 (rs6000_vector_mode_supported_p): Ditto.
16089 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
16090 Change some of the functions called by macros to being called
16091 through a pointer, so debug functions can be inserted if
16092 -mdebug=addr or -mdebug=cost.
16093 (rs6000_preferred_reload_class_ptr): Ditto.
16094 (rs6000_secondary_reload_class_ptr): Ditto.
16095 (rs6000_secondary_memory_needed_ptr): Ditto.
16096 (rs6000_cannot_change_mode_class_ptr): Ditto.
16097 (rs6000_secondary_reload_inner): Ditto.
16098 (rs6000_legitimize_reload_address): Ditto.
16099 (rs6000_legitimize_reload_address_ptr): Ditto.
16100 (rs6000_mode_dependent_address): Ditto.
16101 (rs6000_mode_dependent_address_ptr): Ditto.
16103 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
16104 function to return true if the mode allows reg + integer
16106 (virtual_stack_registers_memory_p): New function to return true if
16107 the address refers to a virtual stack register.
16108 (rs6000_legitimate_offset_address_p): Move code to say whether a
16109 mode supports reg+int addressing to reg_offset_addressing_ok_p and
16111 (rs6000_legitimate_address_p): Add checks for modes that only can
16112 do reg+reg addressing. Start adding VSX support.
16113 (rs6000_legitimize_reload_address): Ditto.
16114 (rs6000_legitimize_address): Ditto.
16115 (rs6000_debug_legitimate_address_p): New debug functions for
16116 -mdebug=addr and -mdebug=cost.
16117 (rs6000_debug_rtx_costs): Ditto.
16118 (rs6000_debug_address_costs): Ditto.
16119 (rs6000_debug_adjust_cost): Ditto.
16120 (rs6000_debug_legitimize_address): Ditto.
16121 (rs6000_legitimize_reload_address_ptr): Point to call normal
16122 function or debug function. Make functions called via pointer
16124 (rs6000_mode_dependent_address_ptr): Ditto.
16125 (rs6000_secondary_reload_class_ptr): Ditto.
16126 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
16127 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
16128 into a friendlier error.
16129 (rs6000_init_builtins): Add initial VSX support.
16130 (rs6000_adjust_cost): Fix some spacing issues.
16132 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
16133 (REG_CLASS_NAMES): Ditto.
16134 (REG_CLASS_CONTENTS): Ditto.
16135 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
16136 pointer, to add -mdebug=addr support.
16137 (CANNOT_CHANGE_MODE_CLASS): Ditto.
16138 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
16139 -mdebug=addr support.
16140 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
16141 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
16142 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
16144 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
16146 (bswapsi*): Set attribute types for load/store. Add combiner
16147 patterns to eliminate zero extend on 64-bit.
16148 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
16149 stdbrx if the hardware supports those instructions.
16151 2009-06-25 Ian Lance Taylor <iant@google.com>
16153 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
16154 (Link Options): Document -static-libstdc++.
16156 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16159 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
16160 DATA_ALIGNMENT instead.
16162 2009-06-25 Richard Guenther <rguenther@suse.de>
16164 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
16165 indirect references against the callused/escaped solutions.
16166 (call_may_clobber_ref_p_1): Likewise.
16168 2009-06-25 Martin Jambor <mjambor@suse.cz>
16170 PR tree-optimization/40493
16171 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
16172 (enum unscalarized_data_handling): New type.
16173 (handle_unscalarized_data_in_subtree): Return what has been done.
16174 (load_assign_lhs_subreplacements): Handle left flushes differently.
16175 (sra_modify_assign): Use unscalarized_data_handling, simplified
16176 condition determining whether to remove the statement.
16178 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
16180 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
16181 excerpt - @ should be doubled for texinfo.
16183 2009-06-24 Ian Lance Taylor <iant@google.com>
16185 * config/arc/arc.c: Include "df.h".
16186 (arc_attribute_table): Make static. Move higher in file.
16187 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
16188 (output_shift): Initialize n later to avoid warning.
16189 * config/arm/arm.c (arm_attribute_table): Make static. Move
16191 * config/avr/avr.c (avr_attribute_table): Make static. Move
16193 (reg_class_tab): Change array type from int to enum reg_class.
16194 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
16196 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
16197 (lshrhi3_out): Likewise.
16198 (class_likely_spilled_p): Change return type to bool.
16199 (avr_rtx_costs): Use local code variable with enum type.
16200 * config/avr/avr.md (movmemhi): Use add_reg_note.
16201 (andhi3, andsi3): Don't use AS2 with "and".
16202 (iorhi3, iorsi3): Don't use AS2 with "or".
16203 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
16204 * config/crx/crx.c: Include "df.h".
16205 (crx_attribute_table): Make static.
16206 * config/m32r/m32r.c: Include "df.h".
16207 (m32r_attribute_table): Make static. Move higher in file.
16208 (pop): Use add_reg_note.
16209 (block_move_call): Change 0 to LCT_NORMAL in function call.
16210 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
16211 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
16212 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
16213 declare, not just when TREE_CODE is defined.
16214 * config/m68hc11/m68hc11.c: Include "expr.h".
16215 (m68hc11_attribute_table): Make static. Move higher in file.
16216 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
16218 (m68hc11_register_indirect_p): Likewise.
16219 (m68hc11_function_arg_padding): Change return type to enum
16221 (emit_move_after_reload): Use add_reg_note.
16222 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
16223 (m68hc11_split_logical): Likewise.
16224 (m68hc11_rtx_costs): Add local code_and outer_code variables with
16226 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
16227 to VOIDmode in function call.
16228 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
16230 (m68hc11_split_logical): Update declaration.
16231 (m68hc11_function_arg_padding): Update declaration.
16232 * config/mcore/mcore.c (regno_reg_class): Change form array of int
16233 to array of enum reg_class.
16234 (mcore_attribute_table): Make static. Move higher in file.
16235 (mcore_rtx_costs): Add cast to enum type.
16236 * config/mcore/mcore.h (regno_reg_class): Update declaration.
16237 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
16238 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
16240 * config/sh/predicates.md (trapping_target_operand): Rename and to
16242 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
16244 * config/spu/spu.c (spu_attribute_table): Make static. Move
16246 * config/v850/v850.c (v850_attribute_table): Make static. Move
16248 (v850_rtx_costs): Use local code with enum type.
16249 (expand_epilogue): Add cast.
16250 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
16252 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
16255 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
16256 -m2a-single-only and -m2a-nofpu.
16257 * config/sh/sh.opt: Document m2a generates FPU code.
16259 2009-06-24 Anatoly Sokolov <aesok@post.ru>
16261 * defaults.h (CAN_ELIMINATE): Provide default.
16262 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
16263 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
16264 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
16265 * config/spu/spu.h (CAN_ELIMINATE): Delete.
16266 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
16267 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
16268 * config/cris/cris.h (CAN_ELIMINATE): Delete.
16269 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
16270 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
16271 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
16273 2009-06-24 DJ Delorie <dj@redhat.com>
16275 * mep-ext-cop.cpu: Fix copyright notice.
16276 * mep-default: Fix copyright notice.
16277 * mep-core: Fix copyright notice.
16278 * mep: Fix copyright notice.
16279 * mep-ivc2: Fix copyright notice.
16280 * mep-c5: Fix copyright notice.
16282 2009-06-24 Denis Chertykov <chertykov@gmail.com>
16284 * doc/contrib.texi (Contributors):
16286 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
16288 PR middle-end/40501
16289 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
16290 src and dst operands if necessary.
16292 2009-06-23 DJ Delorie <dj@redhat.com>
16295 * config.gcc: Add mep support.
16296 * recog.c: Resurrect validate_replace_rtx_subexp().
16297 * recog.h: Likewise.
16298 * config/mep/: Add new port:
16299 * config/mep/constraints.md: New file.
16300 * config/mep/default.h: New file.
16301 * config/mep/intrinsics.h: New file.
16302 * config/mep/intrinsics.md: New file.
16303 * config/mep/ivc2-template.h: New file.
16304 * config/mep/mep-c5.cpu: New file.
16305 * config/mep/mep-core.cpu: New file.
16306 * config/mep/mep-default.cpu: New file.
16307 * config/mep/mep-ext-cop.cpu: New file.
16308 * config/mep/mep-intrin.h: New file.
16309 * config/mep/mep-ivc2.cpu: New file.
16310 * config/mep/mep-lib1.asm: New file.
16311 * config/mep/mep-lib2.c: New file.
16312 * config/mep/mep-pragma.c: New file.
16313 * config/mep/mep-protos.h: New file.
16314 * config/mep/mep-tramp.c: New file.
16315 * config/mep/mep.c: New file.
16316 * config/mep/mep.cpu: New file.
16317 * config/mep/mep.h: New file.
16318 * config/mep/mep.md: New file.
16319 * config/mep/mep.opt: New file.
16320 * config/mep/predicates.md: New file.
16321 * config/mep/t-mep: New file.
16323 2009-06-23 Ian Lance Taylor <iant@google.com>
16325 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
16326 from loose_warn into c_loose_warn and from strict_warn into
16327 c_strict_warn. Set and substitute warn_cxxflags. Check for
16328 --enable-build-with-cxx. Set and substitute
16329 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
16330 * Makefile.in (CXXFLAGS): New variable.
16331 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
16332 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
16333 the default is the same as $(STRICT_WARN).
16334 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
16335 (CXX): New variable.
16336 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
16337 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
16338 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
16339 (HOST_LIBS): New variable.
16340 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
16341 (ALL_CXXFLAGS): New variable.
16342 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
16343 * doc/install.texi (Configuration): Document
16344 --enable-build-with-cxx, --with-stage1-ldflags,
16345 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
16346 * configure: Rebuild.
16348 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16350 * config/arm/arm.c (arm_override_options): Fix braces and formatting
16351 from previous commit.
16353 2009-06-23 Ian Lance Taylor <iant@google.com>
16355 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
16357 2009-06-23 Ian Lance Taylor <iant@google.com>
16359 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
16360 with ATTRIBUTE_UNUSED.
16362 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16363 Pat Haugen <pthaugen@us.ibm.com>
16364 Revital Eres <eres@il.ibm.com>
16366 * config.in (HAVE_AS_POPCNTD): Add default definition.
16367 (HAVE_AS_LWSYNC): Ditto.
16369 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
16371 (gcc_cv_as_powerpc_cmpb): Ditto.
16372 (gcc_cv_as_powerpc_dfp): Ditto.
16373 (gcc_cv_as_powerpc_vsx): Ditto.
16374 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
16375 supporting the popcntd/lwsync instructions.
16376 (gcc_cv_as_powerpc_lwsync): Ditto.
16377 * configure: Regenerate.
16379 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
16380 -mcpu=native and -mcpu=power7.
16381 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
16383 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
16384 a variable instead of a mask to reduce the number of mask bits.
16385 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
16386 (-mbit-word): Ditto.
16387 (-mregnames): Ditto.
16388 * config/rs6000/rs6000.opt (-mupdate): Ditto.
16389 (-mfused-madd): Ditto.
16391 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
16393 (-mvsx): New switch for VSX instructions.
16394 (-misel): Move from a variable to a mask to allow it to be set by
16397 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
16398 function declaration to an array declaration.
16399 (rs6000_hard_regno_nregs): New external array declaration.
16401 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
16402 files included by rs6000.md.
16404 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
16405 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
16407 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
16409 (rs6000_debug_reg): New -mdebug= variables.
16410 (rs6000_debug_addr): Ditto.
16411 (rs6000_debug_cost): Ditto.
16412 (rs6000_pmode): New variable to hold Pmode.
16413 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
16414 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
16415 calculated at compiler start.
16416 (rs6000_hard_regno_nregs): Change function to an array which holds
16417 HARD_REGNO_NREGS calculated at compiler start.
16418 (rs6000_explicit_options): Delete isel field.
16419 (rs6000_vector_unit): New array to hold which vector unit
16420 supports arithmetic options for a given type.
16421 (rs6000_vector_mem): New array to hold which vector unit supports
16422 memory reference operations for a given type.
16423 (rs6000_vector_align): New array to given the alignment of each
16425 (power7_cost): New basic costs for power7.
16426 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
16427 (rs6000_hard_regno_nregs_internal): New function, moved from
16428 HARD_REGNO_NREGS, to calculate the number of registers each hard
16429 register takes for each type.
16430 (rs6000_debug_reg_print): New function for -mdebug=reg support.
16431 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
16432 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
16433 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
16434 unit information here so it is calculated once at compiler startup
16436 (rs6000_override_options): Make -misel a target mask. Add more
16437 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
16438 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
16440 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
16441 (rs6000_handle_option): Move -misel from variable to target mask.
16442 (rs6000_builtin_mask_for_load): Add VSX support.
16443 (rs6000_conditional_register_usage): Ditto.
16444 (USE_ALTIVEC_FOR_ARG_P): Ditto.
16445 (function_arg_boundary): Ditto.
16446 (rs6000_expand_builtin): Ditto.
16447 (def_builtin): Make abort message a little friendlier.
16448 (rs6000_emit_int_cmove): Add support for 64-bit isel.
16450 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
16451 assembler support the popcntd instruction instead of a vsx
16452 instruction to enable power7 support.
16453 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
16454 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
16455 option to the assembler if -mcpu=native.
16456 (ASM_CPU_NATIVE_SPEC): Ditto.
16457 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
16459 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
16460 the lwsync instruction.
16461 (enum processor_type): Add PROCESSOR_POWER7.
16462 (rs6000_debug_reg): New -mdebug= options.
16463 (rs6000_debug_addr): Ditto.
16464 (rs6000_debug_cost): Ditto.
16465 (rs6000_isel): Delete.
16466 (enum rs6000_vector): New enum to say what vector unit we have.
16467 (VECTOR_UNIT_*): New macros to say which vector unit has
16468 arithmetic operations for a given type.
16469 (VECTOR_MEM_*): New macros to say which vector unit has memory
16470 operations for a given type.
16471 (TARGET_LDBRX): Whether the machine supports the ldbrx
16473 (TARGET_ISEL): Delete, -misel moved to be a mask.
16474 (TARGET_ISEL64): New macro for 64-bit isel support.
16475 (UNITS_PER_VSX_WORD): New macro.
16476 (POINTER_SIZE): Move to be an external variable, rather than
16477 calculating whether we are generating 32 ot 64-bit code.
16479 (STACK_BOUNDARY): Add VSX support.
16480 (LOCAL_ALIGNMENT): Ditto.
16481 (SLOW_UNALIGNED_ACCESS): Ditto.
16482 (VSX_REGNO_P): New macro for VSX support.
16483 (VFLOAT_REGNO_P): Ditto.
16484 (VINT_REGNO_P): Ditto.
16485 (VLOGICAL_REGNO_P): Ditto.
16486 (VSX_VECTOR_MODE): Ditto.
16487 (VSX_SCALAR_MODE): Ditto.
16489 (VSX_MOVE_MODE): Ditto.
16490 (VSX_REG_CLASS_P): Ditto.
16491 (HARD_REGNO_NREGS): Instead of calling a function, use an array
16493 (UNITS_PER_SIMD_WORD): Add VSX support.
16494 (MODES_TIEABLE_P): Ditto.
16495 (STARTING_FRAME_OFFSET): Ditto.
16496 (STACK_DYNAMIC_OFFSET): Ditto.
16497 (EPILOGUE_USES): Ditto.
16498 (REGNO_REG_CLASS): Move to array lookup.
16499 (CLASS_MAX_NREGS): Ditto.
16500 (rs6000_vector_reg_class): Add declaration.
16501 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
16502 overlap with the floating point and Altivec registers.
16504 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
16506 * config/rs6000/driver-rs6000.c (asm_names): New static array to
16507 give the appropriate asm switches if -mcpu=native.
16508 (host_detect_local_cpu): Add support for "asm".
16509 (host_detect_local_cpu): Follow GNU code guidelines for name.
16511 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
16512 -mbit-word to a variable instead of being a target mask.
16514 * config/rs6000/sync.md (lwsync): If the assembler supports it,
16515 emit the lwsync instruction instead of emitting the instruction as
16516 an integer constant.
16518 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
16519 fixuns_trundfsi2, move expander into rs6000.md.
16521 * config/rs6000/rs6000.md (cpu): Add power7.
16522 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
16523 (logical predicate patterns): Change the single instruction
16524 primitives that set CR0 to be fast_compare instead of compare.
16526 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
16527 (popcntddi2): Ditto.
16528 (popcount<mode>): Ditto.
16529 (floating multiply/add insns): Name the floating point
16530 multiply/add insns.
16531 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
16532 (isel_unsigned_<mode>): Ditto.
16533 (fixuns_trundfsi2): Move expander here from spe.md.
16534 (smindi3): Define if we have -misel on 64-bit systems.
16539 2009-06-23 Anatoly Sokolov <aesok@post.ru>
16541 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
16543 * config/avr/avr.c (avr_current_device): New variable.
16544 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
16545 (avr_arch, mcu_type_s): Move to avr.h.
16546 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
16547 default_data_section_start fields.
16548 (avr_arch): Moved from avr.c.
16549 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
16550 library_name fields.
16551 (avr_current_device, avr_mcu_types, avr_arch_types,
16552 avr_device_to_arch, avr_device_to_data_start,
16553 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
16554 (EXTRA_SPEC_FUNCTIONS): Define.
16555 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
16556 options mapping. Use device_to_arch and device_to_data_start insted.
16557 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
16558 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
16559 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
16560 * config/avr/driver-avr.c: New file.
16561 * config/avr/avr-devices.c: New file.
16563 2009-06-23 Jakub Jelinek <jakub@redhat.com>
16565 * var-tracking.c (unshare_variable): Force initialized to
16566 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
16567 (set_variable_part): Likewise.
16568 (struct variable_union_info): Remove pos_src field.
16569 (vui_vec, vui_allocated): New variables.
16570 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
16571 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
16572 == 1 use a simpler sorting algorithm. Compute pos field right
16573 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
16574 Avoid quadratic comparison if !flag_var_tracking_uninit.
16575 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
16576 unshare_variable unconditionally.
16577 (dataflow_set_different_2): Removed.
16578 (dataflow_set_different): Don't traverse second hash table.
16579 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
16580 unconditionally to var_reg_set or var_mem_set.
16581 (emit_notes_in_bb): Likewise.
16582 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
16584 (emit_note_insn_var_location): Don't set initialized to
16585 VAR_INIT_STATUS_INITIALIZED early.
16586 (vt_finalize): Free vui_vec if needed, clear vui_vec and
16588 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
16590 * tree-object-size.c (addr_object_size): Instead of checking
16591 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
16592 are no FIELD_DECLs following it.
16594 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
16596 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
16597 order to match bswaps with signed source operands.
16599 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16601 * sdbout.c (sdbout_one_type): Fix braces in switch.
16603 2009-06-23 Richard Guenther <rguenther@suse.de>
16605 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
16607 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
16608 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
16609 var_callused, callused_tree, var_storedanything, storedanything_tree,
16610 var_integer, integer_tree): Remove global variables.
16611 (new_var_info): Do not pass new id, append the new var to the
16612 global variable vector.
16613 (do_ds_constraint): Use is_global_var member of the variable-info.
16614 (new_scalar_tmp_constraint_exp): Adjust.
16615 (create_function_info_for): Likewise.
16616 (create_variable_info_for): Likewise.
16617 (find_what_var_points_to): Remove dead code.
16618 (init_base_vars): Simplify.
16619 (compute_points_to_sets): Adjust.
16621 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
16623 * combine.c (try_combine): Dump information about the insns we're
16626 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
16628 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
16629 check when calling force_to_mode on TRUNCATE's operand.
16631 2009-06-22 Ian Lance Taylor <iant@google.com>
16633 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
16635 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
16637 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
16639 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16641 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
16642 override library linkage flags such as -static-libgcc or
16645 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16647 * config/m68k/m68k-devices.def: Add line for MCF5221x.
16649 2009-06-22 Ian Lance Taylor <iant@google.com>
16651 * config/linux.opt: Put mglibc ahead of muclibc.
16653 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
16654 for duplicate decls.
16656 2009-06-22 Matthias Klose <doko@ubuntu.com>
16658 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
16660 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
16663 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
16664 instead of NULL if a parser error occurs.
16666 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16668 * dwarf2out.c (dwarf2_debug_hooks): Initialize
16669 non-DWARF2_DEBUGGING_INFO version.
16671 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
16673 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
16674 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
16676 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
16677 (LIBGCC2_TF_CEXT): Define.
16680 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16683 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
16685 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16687 * config/arm/arm.c (arm_override_options): Disable
16688 -mcaller-super-interworking and -mcallee-super-interworking.
16689 * doc/invoke.texi (ARM Options): Document this.
16691 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
16693 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
16694 * config/arm/constraints.md (j): New constraint for movw operands.
16695 (N): Remove thumb2 meaning.
16696 * config/arm/arm.md (*arm_movw): Delete.
16697 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
16698 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
16699 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
16701 2009-06-22 Martin Jambor <mjambor@suse.cz>
16703 PR tree-optimization/40492
16704 * tree-sra.c (sra_modify_assign): Pass zero offsets to
16705 build_ref_for_offset.
16707 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
16709 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
16710 JUMP_TABLE_DATA_P predicates where applicable.
16711 * auto-inc-dec.c: Ditto.
16712 * builtins.c: Ditto.
16713 * caller-save.c: Ditto.
16715 * cfgcleanup.c: Ditto.
16716 * cfglayout.c: Ditto.
16718 * combine.c: Ditto.
16719 * combine-stack-adj.c: Ditto.
16723 * df-scan.c: Ditto.
16725 * dwarf2asm.c: Ditto.
16726 * dwarf2out.c: Ditto.
16727 * emit-rtl.c: Ditto.
16733 * function.c: Ditto.
16736 * genpreds.c: Ditto.
16737 * genrecog.c: Ditto.
16739 * ira-costs.c: Ditto.
16740 * ira-lives.c: Ditto.
16742 * loop-iv.c: Ditto.
16743 * lower-subreg.c: Ditto.
16744 * modulo-sched.c: Ditto.
16746 * postreload.c: Ditto.
16747 * print-rtl.c: Ditto.
16749 * reginfo.c: Ditto.
16750 * regmove.c: Ditto.
16751 * reload1.c: Ditto.
16754 * rtlanal.c: Ditto.
16756 * sched-vis.c: Ditto.
16758 * sel-sched-ir.c: Ditto.
16759 * simplify-rtx.c: Ditto.
16760 * targhooks.c: Ditto.
16761 * var-tracking.c: Ditto.
16762 * vmsdbgout.c: Ditto.
16764 2009-06-22 Matthias Klose <doko@ubuntu.com>
16766 * Makefile.in (install-plugin): Always use DESTDIR.
16768 2009-06-22 Olivier Hainque <hainque@adacore.com>
16770 * config/pa/pa.c (output_call): Don't optimize post call jumps
16771 into return address adjustments if the call may throw.
16773 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
16775 * arm.c (thumb1_output_casesi): New function.
16776 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
16777 optimizing for size or PIC.
16778 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
16779 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
16780 (casesi): Handle Thumb-1 when optimizing for size or PIC.
16781 (thumb1_casesi_internal_pic): New expand rule.
16782 (thumb1_casesi_dispatch): New pattern.
16783 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
16785 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
16786 in the text seciton when PIC or optimizing for size.
16787 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
16788 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
16789 preservation properties of code.
16790 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
16791 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
16792 (__gnu_thumb1_case_si): New function.
16793 * t-arm (LIB1ASMSRC): Define here.
16794 (LIB1ASMFUNCS): Add some common functions.
16795 * t-arm-elf (LIB1ASMSRC): Delete.
16796 (LIB1ASMFUNCS): Append to existing set.
16797 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16798 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16799 * t-symbian (LIB1ASMFUNCS): Likewise.
16800 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16801 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16803 2009-06-21 Richard Guenther <rguenther@suse.de>
16805 PR tree-optimization/38729
16806 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
16807 to loops with a single exit if -fno-expensive-optimizations.
16809 2009-06-21 Jakub Jelinek <jakub@redhat.com>
16811 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
16812 (dataflow_set): Change vars type from htab_t to shared_hash.
16813 (shared_hash_pool, empty_shared_hash): New variables.
16814 (vars_clear): Removed.
16815 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
16816 shared_hash_find_slot_unshare, shared_hash_find_slot,
16817 shared_hash_find_slot_noinsert, shared_hash_find): New
16819 (shared_hash_unshare, shared_hash_destroy): New functions.
16820 (unshare_variable): Unshare set->vars if shared, use
16822 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
16823 (get_init_value, find_src_set_src, dump_dataflow_set,
16824 clobber_variable_part, emit_notes_for_differences): Use
16826 (dataflow_set_init): Remove second argument, set vars to
16827 empty_shared_hash instead of creating a new htab.
16828 (dataflow_set_clear): Call shared_hash_destroy and set vars
16829 to empty_shared_hash instead of calling vars_clear.
16830 (dataflow_set_copy): Don't call vars_copy, instead just share
16831 the src htab with dst.
16832 (variable_union): Use shared_hash_*, use initially NO_INSERT
16833 lookup if set->vars is shared. Don't keep slot cleared before
16834 calling unshare_variable. Unshare set->vars if needed.
16835 Even ->refcount == 1 vars must be unshared if set->vars is shared
16836 and var needs to be modified.
16837 (variable_canonicalize): New function.
16838 (dataflow_set_union): If dst->vars is empty, just share src->vars
16839 with dst->vars and traverse with variable_canonicalize to canonicalize
16840 and unshare what is needed.
16841 (dataflow_set_different): If old_set and new_set use the same shared
16842 htab, they aren't different. If number of htab elements is different,
16843 htabs are different. Use shared_hash_*.
16844 (dataflow_set_destroy): Call shared_hash_destroy instead of
16846 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
16847 second argument to dataflow_set_init.
16848 (vt_initialize): Likewise. Initialize shared_hash_pool and
16849 empty_shared_hash, move bb in/out initialization afterwards.
16850 Use variable_htab_free instead of NULL as changed_variables del hook.
16851 (variable_was_changed): Change type of second argument to pointer to
16852 dataflow_set. When inserting var into changed_variables, bump
16853 refcount. Unshare set->vars if set is shared htab and slot needs to
16855 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
16856 lookup if set->vars is shared. Unshare set->vars if needed.
16857 Even ->refcount == 1 vars must be unshared if set->vars is shared
16858 and var needs to be modified. Adjust variable_was_changed caller.
16859 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
16860 vars must be unshared if set->vars is shared and var needs to be
16861 modified. Adjust variable_was_changed caller.
16862 (emit_note_insn_var_location): Don't pool_free var.
16863 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
16865 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
16866 free_alloc_pool on shared_hash_pool.
16868 2009-06-20 Anthony Green <green@moxielogic.com>
16870 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
16871 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
16873 2009-06-20 Richard Guenther <rguenther@suse.de>
16875 * tree-ssa-structalias.c (find_func_aliases): For memset use
16876 a constraint from NULL if we memset to zero.
16877 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
16878 we explicitly handle that do not read from memory.
16879 (call_may_clobber_ref_p_1): Properly handle builtins that may
16882 2009-06-20 Richard Guenther <rguenther@suse.de>
16884 PR tree-optimization/40495
16885 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
16886 (new_scalar_tmp_constraint_exp): New function.
16887 (process_constraint): Do not create temporary decls.
16888 (process_all_all_constraints): Likewise.
16889 (handle_const_call): Likewise.
16890 (create_function_info_for): Do not set decl.
16892 2009-06-19 Ian Lance Taylor <iant@google.com>
16894 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
16895 (rs6000_attribute_table): Make static; move before use.
16897 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
16899 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
16900 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
16901 Propagate the TREE_READONLY flag without overwriting it.
16902 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
16903 Propagate the TREE_READONLY flag onto the result.
16904 (process_call_operands): Move around. Use correct constant value.
16906 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16909 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
16910 * config/arm/arm.md: Likewise.
16912 2009-06-19 Ian Lance Taylor <iant@google.com>
16914 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
16915 to GIMPLE_ERROR_MARK.
16917 * c-typeck.c (build_conditional_expr): Add op1_original_type and
16918 op2_original_type parameters. Warn about using different enum types.
16919 * c-parser.c (c_parser_conditional_expression): Pass original
16920 types to build_conditional_expr.
16921 * c-tree.h (build_conditional_expr): Update declaration.
16923 2009-06-19 Ian Lance Taylor <iant@google.com>
16925 * config/i386/i386.c (ix86_function_specific_save): Test that
16926 fields match values, rather than testing the values are in a
16929 2009-06-19 Richard Guenther <rguenther@suse.de>
16931 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
16932 ADDR_EXPR pointers.
16933 (ptr_derefs_may_alias_p): Likewise.
16934 (ptr_deref_may_alias_ref_p_1): New function.
16935 (ptr_deref_may_alias_ref_p): Likewise.
16936 (ref_maybe_used_by_call_p_1): Handle builtins that are not
16937 covered by looking at the ESCAPED solution.
16938 (call_may_clobber_ref_p_1): Likewise.
16939 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
16940 Handle NULL_TREE offset. Do not produce redundant constraints.
16941 (process_all_all_constraints): New helper function.
16942 (do_structure_copy): Use it.
16943 (handle_lhs_call): Likewise.
16944 (find_func_aliases): Handle some builtins with pointer arguments
16945 and/or return values explicitly.
16947 2009-06-19 Ian Lance Taylor <iant@google.com>
16949 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
16951 2009-06-19 Ian Lance Taylor <iant@google.com>
16953 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
16955 2009-06-19 Ian Lance Taylor <iant@google.com>
16957 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
16958 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
16961 * c-decl.c (finish_decl): If -Wc++-compat, warn about
16962 uninitialized const.
16964 2009-06-19 Ian Lance Taylor <iant@google.com>
16966 * dse.c (struct store_info): Rename bitmap field to bmap. Change
16969 * c-decl.c (in_struct, struct_types): Remove.
16970 (struct c_binding): Add in_struct field.
16971 (c_binding_ptr): Define type, along with VEC.
16972 (struct c_struct_parse_info): Define.
16973 (struct_parse_info): New static variable.
16974 (bind): Initialize in_struct field.
16975 (start_struct): Remove enclosing_in_struct and
16976 enclosing_struct_types parameters. Add
16977 enclosing_struct_parse_info parameter. Change all callers. Set
16978 struct_parse_info rather than in_struct and struct_types.
16979 (grokfield): If -Wc++-compat and there is a symbol binding for the
16980 field name, set the in_struct flag and push it on the
16981 struct_parse_info->fields vector.
16982 (warn_cxx_compat_finish_struct): New static function.
16983 (finish_struct): Remove enclosing_in_struct and
16984 enclosing_struct_types parameters. Add
16985 enclosing_struct_parse_info parameter. Change all callers. Don't
16986 set C_TYPE_DEFINED_IN_STRUCT here. Call
16987 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
16988 parameter. Only push on struct_types if warn_cxx_compat.
16989 (finish_enum): Only push on struct_types if warn_cxx_compat.
16990 (declspecs_add_type): Add loc parameter. Change all callers.
16991 Change all error calls to error_at. Pass loc, not input_location,
16992 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
16993 defined in a struct. If -Wc++-compat and parsing a struct, record
16994 that a typedef name was used.
16995 * c-parser.c (c_parser_declspecs): Get location to pass to
16996 declspecs_add_type.
16997 (c_parser_struct_or_union_specifier): Update calls to start_struct
16999 * c-tree.h (struct c_struct_parse_info): Declare.
17000 (finish_struct, start_struct): Update declarations.
17001 (declspecs_add_type): Update declaration.
17003 2009-06-19 Ian Lance Taylor <iant@google.com>
17005 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
17006 variable with an anonymous type.
17008 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17010 * see.c: Remove for real.
17012 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17014 * optabs.h (enum optab_index): Add new OTI_significand.
17015 (significand_optab): Define corresponding macro.
17016 * optabs.c (init_optabs): Initialize significand_optab.
17017 * genopinit.c (optabs): Implement significand_optab using
17018 significand?f2 patterns.
17019 * builtins.c (expand_builtin_mathfn): Handle
17020 BUILT_IN_SIGNIFICAND{,F,L}.
17021 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
17022 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
17024 * config/i386/i386.md (significandxf2, significand<mode>2): New
17025 expanders to implement significandf, significand and significandl
17026 built-ins as inline x87 intrinsics.
17028 2009-06-18 Anatoly Sokolov <aesok@post.ru>
17030 * config/avr/avr.c (avr_override_options): Remove setting value of
17031 PARAM_INLINE_CALL_COST.
17033 2009-06-18 Richard Henderson <rth@redhat.com>
17036 * tree-pass.h (TDF_ASMNAME): New.
17037 * tree-dump.c (dump_options): Add asmname.
17038 * doc/invoke.texi: Document it.
17040 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
17041 (dump_decl_name): ...here.
17042 (dump_function_name): New flags arg; mind TDF_ASMNAME.
17043 (dump_generic_node): Update dump_function_name calls.
17044 (print_call_name): New flags arg; update all dump calls.
17045 * diagnostic.h (print_call_name): Update.
17046 * gimple-pretty-print.c (dump_gimple_call): Update.
17048 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
17051 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
17053 2009-06-18 Diego Novillo <dnovillo@google.com>
17055 * doc/plugins.texi: Document plugin_is_GPL_compatible.
17056 * plugin.c (str_license): Declare.
17057 (try_init_one_plugin): Assert that the symbol
17058 'plugin_is_GPL_compatible' exists.
17060 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
17063 * Makefile.in (OBJS-common): Remove see.o.
17065 * common.opt (fsee): Mark as preserved for backward compatibility.
17066 * opts.c (common_handle_option): Add OPT_fsee to the backward
17067 compatibility section.
17068 * passes.c (init_optimization_passes, pass_see): Remove pass.
17069 * timevar.def (TV_SEE): Remove.
17070 * tree-pass.h (pass_see): Remove declaration.
17071 * doc/invoke.texi (-fsee): Remove documentation.
17073 2009-06-18 Martin Jambor <mjambor@suse.cz>
17075 * tree-sra.c: Include statistics.h
17076 (sra_stats): New variable.
17077 (sra_initialize): Clear sra_stats.
17078 (create_access_replacement): Increment sra_stats.replacements.
17079 (get_access_replacement): Do not return twice.
17080 (analyze_all_variable_accesses): Increment statistics counter by the
17081 number of scalarized aggregates.
17082 (generate_subtree_copies): Increment sra_stats.subtree_copies.
17083 (sra_modify_expr): Increment sra_stats.exprs.
17084 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
17085 (sra_modify_assign): Increment sra_stats.exprs,
17086 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
17087 (perform_intra_sra): Update statistics counters.
17088 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
17090 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
17092 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
17093 (arm_scalar_mode_supported_p): New function.
17095 2009-06-18 Paul Brook <paul@codesourcery.com>
17096 Sandra Loosemore <sandra@codesourcery.com>
17098 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
17099 (__extendhfsf2, __truncsfhf2): Define.
17100 * config/arm/fp16.c: New file.
17101 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
17102 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
17104 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
17106 * doc/extend.texi (Half-Precision): New section.
17107 * doc/invoke.texi (Option Summary): List -mfp16-format.
17108 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
17109 * config/arm/arm.opt (mfp16-format=): New.
17110 * config/arm/arm.c: Include intl.h.
17111 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
17112 (TARGET_INVALID_RETURN_TYPE): Redefine.
17113 (TARGET_PROMOTED_TYPE): Redefine.
17114 (TARGET_CONVERT_TO_TYPE): Redefine.
17115 (arm_fp16_format): Define.
17116 (all_fpus): Add entry for neon-fp16.
17117 (fp_model_for_fpu): Likewise.
17118 (struct fp16_format): Declare.
17119 (all_fp16_formats): Define.
17120 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
17122 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
17124 (arm_legitimate_index_p): Treat HFmode like HImode.
17125 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
17126 (coproc_secondary_reload_class): Special-case HFmode.
17127 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
17128 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
17129 (arm_init_fp16_builtins): New.
17130 (arm_init_builtins): Call it.
17131 (arm_invalid_parameter_type): New.
17132 (arm_invalid_return_type): New.
17133 (arm_promoted_type): New.
17134 (arm_convert_to_type).
17135 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
17137 (arm_emit_fp16_const): New function.
17138 (arm_mangle_type): Mangle __fp16 as "Dh".
17139 * config/arm/arm.h (TARGET_VFPD32): Make it know about
17141 (TARGET_NEON_FP16): New.
17142 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
17143 (enum fputype): Add FPUTYPE_NEON_FP16.
17144 (enum arm_fp16_format_type): Declare.
17145 (arm_fp16_format): Declare.
17146 (LARGEST_EXPONENT_IS_NORMAL): Define.
17147 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
17148 * config/arm/arm-modes.def (HFmode): Define.
17149 * config/arm/vfp.md (*movhf_vfp): New.
17150 (extendhfsf2): New.
17152 * config/arm/arm.md (fpu): Add neon_fp16.
17153 (floatsihf2, floatdihf2): New.
17154 (fix_trunchfsi2, fix_trunchfdi2): New.
17156 (extendhfdf2): New.
17158 (*arm32_movhf): New.
17159 (*thumb1_movhf): New.
17160 (consttable_2): Add check for HFmode constants.
17161 (consttable_4): Handle HFmode constants.
17163 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
17165 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
17167 2009-06-17 Olivier Hainque <hainque@adacore.com>
17169 * collect2.c (main): Use CONST_CAST2 to perform char ** to
17170 const char ** conversion in AIX specific section.
17172 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
17174 * config/i386/i386.c (ix86_special_builtin_type): Remove
17175 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
17176 (bdesc_special_args): Updated.
17177 (ix86_init_mmx_sse_builtins): Likewise.
17178 (ix86_expand_special_args_builtin): Likewise.
17180 2009-06-17 Richard Henderson <rth@redhat.com>
17182 * tree-pretty-print.c (maybe_dump_asm_name): New.
17183 (dump_decl_name): Use it.
17184 (PRINT_FUNCTION_NAME): Merge into...
17185 (dump_function_name): ... here. Use maybe_dump_asm_name.
17187 2009-06-17 Cary Coutant <ccoutant@google.com>
17189 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
17191 * debug.c (struct gcc_debug_hooks): Change placeholder for
17193 (debug_nothing_int_charstar_int): Replaced by...
17194 (debug_nothing_int_charstar_int_bool): ...this.
17195 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
17196 source_line prototype.
17197 (debug_nothing_int_charstar_int): Replaced by...
17198 (debug_nothing_int_charstar_int_bool): ...this.
17199 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
17200 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
17201 Output is_stmt operand when necessary.
17202 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
17203 (notice_source_line): Add is_stmt parameter.
17204 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
17205 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
17207 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
17208 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
17210 2009-06-17 Ian Lance Taylor <iant@google.com>
17212 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
17214 (struct store_by_pieces_d): Rename from store_by_pieces. Change
17217 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
17219 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
17220 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
17221 tree_strip_sign_nop_conversions and
17222 tree_ssa_strip_useless_type_conversions rather than stripping
17223 the operations here.
17224 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
17226 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
17227 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
17228 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
17229 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
17232 2009-06-17 Michael Eager <eager@eagercon.com>
17234 * config/rs6000/constraints.md (register_constraint "d"): New.
17235 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
17236 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
17237 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
17238 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
17239 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
17240 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
17241 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
17242 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
17243 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
17244 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
17246 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
17247 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
17248 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
17249 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
17250 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
17251 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
17252 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
17253 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
17254 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
17255 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
17256 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
17257 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
17258 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
17259 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
17261 2009-06-16 Ian Lance Taylor <iant@google.com>
17263 * profile.c (total_num_never_executed): Don't define.
17264 (compute_branch_probabilities): Don't count or print
17265 num_never_executed.
17266 (init_branch_prob): Don't set total_num_never_executed.
17267 (end_branch_prob): Don't print total_num_never_executed.
17269 2009-06-17 David Daney <ddaney@caviumnetworks.com>
17271 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
17273 2009-06-17 David Edelsohn <edelsohn@gnu.org>
17275 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
17276 (nabstd2_fpr): Same.
17278 2009-06-17 Steve Ellcey <sje@cup.hp.com>
17280 * expr.c (expand_assignment): Change complex type check.
17282 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
17284 * doc/plugins.texi (Building GCC plugins): Added new section.
17286 2009-06-17 Ian Lance Taylor <iant@google.com>
17288 * c-pch.c (get_ident): Don't set size of templ array.
17289 (pch_init): Don't set size of partial_pch array.
17291 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
17292 string constant to intialize an array whose size is the length of
17295 2009-06-17 Richard Guenther <rguenther@suse.de>
17297 PR tree-optimization/40389
17298 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
17299 to addressable types.
17300 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
17302 2009-06-17 Richard Guenther <rguenther@suse.de>
17304 PR middle-end/40460
17305 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
17306 if there is no evolution of left in the loop bail out.
17307 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
17308 chrec_fold_multiply.
17310 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
17311 Janis Johnson <janis187@us.ibm.com>
17314 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
17315 for the symbol ref of a constant that is the source of a move
17316 - nor for any other not-obvious-label-ref constants.
17318 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
17320 * plugin.c (position_pass): Skip newly inserted pass during list
17321 traversal to avoid repeated insertion.
17323 2009-06-16 Ian Lance Taylor <iant@google.com>
17325 * vec.h (VEC_stack_alloc): Define different version if
17326 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
17327 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
17328 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
17329 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
17331 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
17333 * config.gcc (extra_headers): Add ia32intrin.h for x86.
17335 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
17336 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
17337 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
17338 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
17339 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
17340 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
17341 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
17342 (bdesc_special_args): Add __builtin_ia32_rdtsc and
17343 __builtin_ia32_rdtscp.
17344 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
17345 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
17346 and __builtin_ia32_rorhi.
17347 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
17348 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
17349 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
17350 (ix86_expand_args_builtin): Likewise.
17351 (ix86_expand_special_args_builtin): Likewise.
17353 * config/i386/i386.md (UNSPECV_RDTSCP): New.
17354 (UNSPECV_RDTSC): Likewise.
17355 (UNSPECV_RDPMC): Likewise.
17356 (*bsr): Renamed to ...
17358 (*bsr_rex64): Renamed to ...
17361 (*rdpmc): Likewise.
17362 (*rdpmc_rex64): Likewise.
17364 (*rdtsc): Likewise.
17365 (*rdtsc_rex64): Likewise.
17366 (rdtscp): Likewise.
17367 (*rdtscp): Likewise.
17368 (*rdtscp_rex64): Likewise.
17370 * config/i386/ia32intrin.h: New.
17372 * config/i386/x86intrin.h: Include <ia32intrin.h>.
17374 2009-06-16 Ian Lance Taylor <iant@google.com>
17376 * ira-build.c (copy_info_to_removed_store_destinations):
17377 Initialize parent_a.
17379 2009-06-16 Ian Lance Taylor <iant@google.com>
17381 * c-decl.c (grokdeclarator): Change size_varies to bool.
17383 2009-06-16 Ian Lance Taylor <iant@google.com>
17385 * sel-sched.c: Make forward declarations of move_op_hooks and
17386 fur_hooks explicitly extern.
17388 2009-06-16 Ian Lance Taylor <iant@google.com>
17390 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
17391 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
17393 2009-06-16 Ian Lance Taylor <iant@google.com>
17395 * resource.c (mark_referenced_resources): Change
17396 include_delayed_effects parameter to bool. Change all callers.
17397 (mark_end_of_function_resources): Likewise.
17398 * reorg.c (insn_references_resource_p): Likewise.
17399 (insn_sets_resource_p): Likewise.
17400 * resource.h (mark_referenced_resources): Update declaration.
17401 (mark_end_of_function_resources): Update declaration.
17403 2009-06-16 David Edelsohn <edelsohn@gnu.org>
17405 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
17407 2009-06-16 David Edelsohn <edelsohn@gnu.org>
17409 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
17410 GCC can bootstrap on AIX with GNU Binutils 2.20.
17412 2009-06-16 Ian Lance Taylor <iant@google.com>
17414 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
17416 2009-06-16 Ian Lance Taylor <iant@google.com>
17418 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
17419 inline, not extern inline.
17420 (exact_log2): Likewise.
17421 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
17423 (exact_log2): Likewise, but don't test CTZ_HWI.
17425 2009-06-16 Ian Lance Taylor <iant@google.com>
17427 * bitmap.c (bitmap_clear): Don't declare as inline.
17428 * gimple.c (gimplify_assign): Likewise.
17429 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
17430 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
17431 (sched_scan_info): Remove duplicate definition.
17433 2009-06-16 Ian Lance Taylor <iant@google.com>
17435 * c-common.c (skip_evaluation): Don't define.
17436 (c_inhibit_evaluation_warnings): Define global variable.
17437 (overflow_warning): Check c_inhibit_evaluation_warnings rather
17438 than skip_evaluation.
17439 (convert_and_check, warn_for_div_by_zero): Likewise.
17440 * c-common.h (skip_evaluation): Don't declare.
17441 (c_inhibit_evaluation_warnings): Declare.
17442 * c-parser.c (c_parser_typeof_specifier): Set
17443 c_inhibit_evaluation_warnings rather than skip_evaluation.
17444 (c_parser_conditional_expression): Likewise.
17445 (c_parser_binary_expression): Likewise.
17446 (c_parser_sizeof_expression): Likewise.
17447 (c_parser_alignof_expression): Likewise.
17448 * c-typeck.c (build_indirect_ref): Check
17449 c_inhibit_evaluation_warnings rather than skip_evaluation.
17450 (build_conditional_expr, build_binary_op): Likewise.
17452 2009-06-16 Richard Guenther <rguenther@suse.de>
17454 * tree-ssa-alias.c (is_escape_site): Remove.
17455 * tree-ssa-alias.h (enum escape_type): Remove.
17456 (is_escape_site): Likewise.
17457 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
17458 via casts and asms without deferring to is_escape_site.
17460 2009-06-16 Jakub Jelinek <jakub@redhat.com>
17462 PR middle-end/40446
17463 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
17464 use gen_lowpart if op0 has complex mode.
17466 2009-06-16 Richard Guenther <rguenther@suse.de>
17468 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
17469 variables add them to ESCAPED.
17470 (find_func_aliases): Do not make all indirectly stored values escaped.
17472 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
17474 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
17475 make_decl_one_only.
17477 2009-06-16 Martin Jambor <mjambor@suse.cz>
17479 PR tree-optimization/40432
17480 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
17481 check whether we need to force gimple register operand.
17483 2009-06-16 Martin Jambor <mjambor@suse.cz>
17485 PR tree-optimization/40413
17486 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
17487 build_ref_for_offset.
17488 (propagate_subacesses_accross_link): Fix a typo in a comment.
17490 2009-06-16 Ira Rosen <irar@il.ibm.com>
17492 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
17493 with additional parameter.
17494 * tree-vectorizer.h (enum vect_def_type): Add new value
17496 (enum vect_relevant): Add comments.
17497 (vect_is_simple_reduction): Add new argument.
17498 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
17499 Detect nested cycles.
17500 (vect_is_simple_reduction): Update documentation, add an argument to
17501 distinguish inner-loop reduction from nested cycle, detect nested
17502 cycles, fix printings and indentation, don't swap operands in case
17504 (get_initial_def_for_reduction): Handle subtraction.
17505 (vect_create_epilog_for_reduction): Add new argument to specify
17506 reduction variable.
17507 (vect_finalize_reduction): Handle subtraction, fix comments.
17508 (vectorizable_reduction): Handle nested cycles. In case of nested
17509 cycle keep track of the reduction variable position. Call
17510 vect_is_simple_reduction with additional parameter. Use original
17511 statement code in reduction epilogue for nested cycle. Call
17512 vect_create_epilog_for_reduction with additional parameter.
17513 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
17514 inner-loop vectorization.
17515 (vect_recog_widen_sum_pattern): Likewise.
17516 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
17518 (vect_mark_stmts_to_be_vectorized): Likewise.
17519 (vect_get_vec_def_for_operand): Handle nested cycles.
17521 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17523 * doc/invoke.texi (Debugging Options): Fix option index entries
17524 for -fdump-statistics, -frandom-seed add entries for
17525 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
17526 (FRV Options): Fix entries for -mTLS, -mtls.
17527 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
17528 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
17529 (M68hc1x Options): Fix @itemx for -mnominmax.
17530 (MCore Options): Fix entry for -mno-lsim.
17531 (MMIX Options): Fix entry for -mabi=mmixware.
17532 (PDP-11 Options): Fix entry for -mbcopy-builtin.
17534 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
17536 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
17537 Mention the plugin mode of gengtype.
17538 * doc/gty.texi (Source Files Containing Type Information): Likewise.
17539 * gengtype.c: Updated copyright.
17540 (plugin_files, nb_plugin_files) Added new static variables.
17541 (measure_input_list) Care about plugin_files.
17542 (write_rtx_next): Added early return in plugin mode.
17543 (create_file): Updated copyright year in generated file. Added
17545 (oprintf): Added early return if NULL outf.
17546 (get_output_file_with_visibility): Care of plugin_files.
17547 (get_output_file_name): May return null.
17548 (write_local): Added early return.
17549 (put_mangled_filename): Ditto.
17550 (finish_root_table): Added check for base_files.
17551 (write_roots): Care about null when plugins.
17552 (main): Added plugin mode.
17554 2009-06-15 Ian Lance Taylor <iant@google.com>
17556 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
17557 * gcov.c (read_count_file): Add braces around variables declared
17560 * c.opt (Wjump-misses-init): New warning.
17561 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
17562 -Wall and -Wc++-compat if not already set.
17563 (c_common_post_options): Clear warn_jump_misses_init if it was not
17565 * c-decl.c (struct c_binding): Change type field to a union with
17566 new label field. Make it the first field in the struct. Update
17567 references to type to use u.type instead.
17568 (struct c_spot_bindings): Define.
17569 (struct c_goto_bindings): Define.
17570 (c_goto_bindings_p): Define, along with VECs.
17571 (struct c_label_vars): Define.
17572 (struct c_scope): Add has_label_bindings field.
17573 (bind_label, set_spot_bindings): New static functions.
17574 (decl_jump_unsafe, update_spot_bindings): New static functions.
17575 (update_label_decls): New static function.
17576 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
17577 Update binding u.label field to shadowed field.
17578 (c_binding_start_stmt_expr): New function.
17579 (c_binding_end_stmt_expr): New function.
17580 (pushdecl): Don't call c_begin_vm_scope.
17581 (make_label): Add defining and p_label_vars parameters. Change
17583 (lookup_label): Correct test for whether a label has not yet been
17584 defined. Call bind_label rather than bind.
17585 (warn_about_goto): New static function.
17586 (lookup_label_for_goto): New function.
17587 (declare_label): Call bind_label rather than bind.
17588 (check_earlier_gotos): New static function.
17589 (define_label): Don't give errors about jumping into statement
17590 expressions or scopes of variably modified types. Call
17591 set_spot_bindings and check_earlier_gotos. Call bind_label
17592 instead of bind. Don't set label_context_stack_se or
17593 label_context_stack_vm.
17594 (c_get_switch_bindings): New function.
17595 (c_release_switch_bindings): New function.
17596 (c_check_switch_jump_warnings): New function.
17597 (start_function): Don't set label_context_stack_se or
17598 label_context_stack_vm.
17599 (finish_function): Likewise.
17600 * c-typeck.c (label_context_stack_se): Don't define.
17601 (label_context_stack_vm): Don't define.
17602 (c_finish_goto_label): Call lookup_label_for_goto rather than
17603 lookup_label. Don't give errors about jumping into a statement
17604 expression or the scope of a variably modified type. Don't set
17605 label_context_stack_se or label_context_stack_vm.
17606 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
17607 fields. Add bindings field.
17608 (c_start_case): Don't set deleted fields. Set bindings field.
17609 (do_case): Rework order of tests. Don't check blocked_stmt_expr
17610 or blocked_vm. Call c_check_switch_jump_warnings.
17611 (c_finish_case): Don't test blocked_stmt_expr field. Call
17612 c_release_switch_bindings.
17613 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
17614 c_switch_stack. Don't walk label_context_stack_se labels. Don't
17615 set label_context_stack_se. Call c_bindings_start_stmt_expr.
17616 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
17617 c_switch_stack. Don't walk label_context_stack_se labels. Don't
17618 set label_context_stack_se. Call c_bindings_end_stmt_expr.
17619 (c_begin_vm_scope, c_end_vm_scope): Don't define.
17620 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
17621 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
17622 (C_DECL_UNJUMPABLE_VM): Don't define.
17623 (C_DECL_UNDEFINABLE_VM): Don't define.
17624 (struct c_label_list): Don't define.
17625 (struct c_label_context_se): Don't define.
17626 (struct c_label_context_vm): Don't define.
17627 (struct c_spot_bindings): Declare.
17628 (c_bindings_start_stmt_expr): Declare.
17629 (c_bindings_end_stmt_expr): Declare.
17630 (lookup_label_for_goto): Declare.
17631 (c_get_switch_bindings, c_release_switch_bindings): Declare.
17632 (c_check_switch_jump_warnings): Declare.
17633 (label_context_stack_se, label_context_stack_vm): Don't declare.
17634 (c_finish_goto_label): Update declaration.
17635 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
17636 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
17637 (Warning Options): Document -Wjump-misses-init.
17639 2009-06-15 Jakub Jelinek <jakub@redhat.com>
17641 * tree-object-size.c (addr_object_size): Fix a pasto in the last
17644 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
17646 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
17648 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
17650 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
17652 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
17654 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
17656 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
17658 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
17659 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
17660 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
17661 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
17662 * dwarf2asm.c (dw2_force_const_mem): Update call to
17663 make_decl_one_only.
17664 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
17665 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
17666 * langhooks.c (lhd_comdat_group): Remove.
17667 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
17668 * tree.h (DECL_COMDAT_GROUP): New.
17669 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
17670 (tree_decl_with_vis): Add comdat_group. Remove one_only.
17671 (make_decl_one_only): Change signature.
17672 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
17673 make_decl_one_only.
17674 (make_decl_one_only): Change signature.
17675 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
17677 2009-06-15 Richard Guenther <rguenther@suse.de>
17679 PR middle-end/40439
17680 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
17682 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17684 * tree-ssa-math-opts.c: Remove extra divide.
17686 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17688 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
17690 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17692 * passes.c: Add bswap pass.
17693 * tree-pass.h: Add pass_optimize_bswap declaration.
17694 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
17695 Include rtl.h, expr.h and optabs.h for optab_handler check.
17696 (struct symbolic_number, pass_optimize_bswap): New definition.
17697 (do_shift_rotate, verify_symbolic_number_p): New functions.
17698 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
17699 (gate_optimize_bswap): New function.
17700 * tree.c (widest_int_cst_value): New function.
17701 * tree.h (widest_int_cst_value): Prototype added.
17703 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
17705 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
17706 REG_EQUAL/REG_EQUIV notes.
17708 2009-06-14 Richard Guenther <rguenther@suse.de>
17710 PR middle-end/40389
17711 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
17712 has its address taken if NRV was applied and it is addressable.
17713 * tree-ssa-structalias.c (get_constraint_for_address_of): New
17714 function split out from ...
17715 (get_constraint_for_1): ... here.
17716 (handle_rhs_call): Use it to mark the return slot escaped if
17717 it is addressable and NRV was applied.
17719 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
17721 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
17722 Change first argument type to location_t.
17723 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
17724 Do not set input_location.
17725 Use loc instead of input_location throughout.
17727 2009-06-13 Richard Guenther <rguenther@suse.de>
17729 PR tree-optimization/40421
17730 * tree-predcom.c (should_unroll_loop_p): Remove.
17731 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
17733 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
17735 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17736 Add location argument.
17738 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
17740 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
17742 * config/s390/s390.c (s390_build_builtin_va_list): Same.
17743 (s390_gimplify_va_arg): Pass location to create_artificial_label.
17744 * config/spu/spu-protos.h: Add location to
17745 spu_resolve_overloaded_builtin.
17746 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
17747 spu_build_builtin_va_list.
17748 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
17749 argument. Pass location to build_function_call_vec.
17750 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
17752 (emit_fpu_switch): Same.
17753 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
17754 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
17755 to build_decl and create_artificial_label.
17756 (xtensa_gimplify_va_arg_expr): Same.
17757 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
17758 (xstormy16_gimplify_va_arg_expr): Same.
17759 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
17760 * config/arm/arm.c (arm_build_builtin_va_list): Same.
17761 * config/mips/mips.c (mips_build_builtin_va_list): Same.
17762 (mips16_build_function_stub): Same.
17763 (mips16_build_call_stub): Same.
17765 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
17768 * arm/constraints.md (Pa, Pb): New constraints.
17769 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
17770 split pattern to deal with them.
17772 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
17774 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
17775 fix index entry for -Xpreprocessor.
17777 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
17779 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17780 Add location argument to build_decl call.
17781 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
17782 (rs6000_init_builtins): Same.
17783 (spe_init_builtins): Same.
17784 (rs6000_gimplify_va_arg): Add location argument to
17785 create_artificial_label call.
17787 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
17789 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
17790 * combine-stack-adj.c (pass_stack_adjustments): Use it.
17791 * Makefile.in: Fix GGC dependency for gcse.o.
17793 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
17795 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
17796 * gimple-pretty-print.c (dump_gimple_stmt): Same.
17797 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
17799 * c-parser.c (c_parser_binary_expression): Use current column while
17800 building binary operations.
17801 * common.opt (fshow-column): Enable by default.
17802 * tree-vrp.c (check_array_ref): Use warning_at.
17803 (check_array_bounds): Use location from call back if expr has no
17805 * tree.h: Add location argument to maybe_fold_*.
17806 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
17807 (maybe_fold_offset_to_array_ref): Add location argument and use it.
17808 (maybe_fold_offset_to_component_ref): Same.
17809 (maybe_fold_offset_to_reference): Same.
17810 (maybe_fold_offset_to_address): Same.
17811 (maybe_fold_stmt_indirect): Same.
17812 (maybe_fold_stmt_addition): Same.
17813 (fold_stmt_r): Pass location to maybe_fold_*.
17814 (fold_gimple_assign): Same.
17815 * c-tree.h: Add location argument to finish_decl,
17816 default_function_array_conversion, store_init_value.
17817 * c-decl.c (define_label): Use error_at.
17818 (c_make_fname_decl): Pass location to finish_decl.
17819 (finish_decl): New location argument.
17820 (build_compound_literal): Pass location to store_init_value.
17821 (grokdeclarator): Pass location to finish_decl.
17823 * c-typeck.c (array_to_pointer_conversion): New location argument.
17824 (function_to_pointer_conversion): Same.
17825 (default_function_array_conversion): Same.
17826 (parser_build_unary_op): Pass location to overflow_warning.
17827 (parser_build_binary_op): Same. Use warning_at.
17828 (build_unary_op): Pass location to array_to_pointer_conversion.
17829 (build_c_cast): Pass location to digest_init.
17830 (build_modify_expr): New location argument.
17831 (convert_for_assignment): Same.
17832 (store_init_value): Same.
17833 (digest_init): Same.
17834 (output_init_element): Pass location to digest_init and
17835 array_to_pointer_conversion.
17836 (c_finish_return): Pass location to convert_for_assignment.
17837 * gimplify.c (gimplify_conversion): Pass location to
17838 maybe_fold_offset_to_address.
17839 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
17840 to maybe_fold_stmt_addition.
17841 * c-omp.c (c_finish_omp_atomic): Pass new location to
17843 (c_finish_omp_for): Same.
17844 * c-common.c (overflow_warning): New argument.
17845 * c-common.h: New argument to build_modify_expr, overflow_warning.
17846 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
17848 (c_parser_initializer): Pass location to
17849 default_function_array_conversion.
17850 (c_parser_initelt): Same.
17851 (c_parser_initval): Same.
17852 (c_parser_asm_operands): Same.
17853 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
17854 (c_parser_conditional_expression): Same.
17855 (c_parser_binary_expression): Add location info to stack. Use it.
17856 (c_parser_unary_expression): Pass location to
17857 default_function_array_conversion, parser_build_unary_op,
17858 build_indirect_ref, c_parser_postfix_expression_after_primary.
17859 (c_parser_postfix_expression_after_primary): New location argument.
17861 (c_parser_expression_conv): Pass location to
17862 default_function_array_conversion.
17863 (c_parser_expr_list): Same.
17864 (c_parser_omp_atomic): Same.
17865 (c_parser_omp_for_loop): Same.
17866 * c-tree.h (struct c_declarator): Add comment to id_loc.
17867 (build_array_declarator): New argument.
17868 * c-decl.c (build_array_declarator): Add location argument.
17869 (grokdeclarator): Set id_loc for cdk_array.
17870 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
17871 build_array_declarator.
17872 * tree.c (build_omp_clause): Add location argument.
17873 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
17874 (OMP_CLAUSE_LOCATION): New macro.
17875 (struct tree_omp_clause): Add location field.
17876 (build_omp_clause): Add argument.
17877 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
17879 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
17880 (cp_parser_omp_clause_collapse): Same.
17881 (cp_parser_omp_clause_default): Same.
17882 (cp_parser_omp_clause_if): Same.
17883 (cp_parser_omp_clause_nowait): Same.
17884 (cp_parser_omp_clause_num_threads): Same.
17885 (cp_parser_omp_clause_ordered): Same.
17886 (cp_parser_omp_clause_schedule): Same.
17887 (cp_parser_omp_clause_untied): Same.
17888 (cp_parser_omp_for_loop): Same.
17889 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
17890 * c-tree.h (c_start_case): Add location argument.
17891 (c_process_expr_stmt): Same.
17892 (c_finish_goto_*): Same.
17893 * tree-parloops.c (initialize_reductions): Pass location to
17895 (create_parallel_loop): Same.
17896 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
17897 (gfc_trans_omp_reduction_list): Same.
17898 (gfc_trans_omp_clauses): Same.
17899 (gfc_trans_omp_do): Same.
17900 * c-typeck.c (c_finish_goto_label): Same.
17901 (c_finish_goto_ptr): New location argument.
17902 (c_start_case): Same.
17903 (emit_side_effect_warnings): Same.
17904 (c_process_expr_stmt): Same.
17905 (c_finish_stmt_expr): Same.
17906 (c_finish_omp_clauses): Use error_at instead of error.
17907 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
17909 * c-omp.c (c_split_parallel_clauses): New location argument.
17910 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
17911 to build_omp_clause.
17912 (convert_local_reference_stmt): Same.
17913 (convert_gimple_call): Same.
17914 * c-common.h (c_split_parallel_clauses): New argument.
17915 * c-parser.c (c_parser_statement_after_labels): Pass location to
17916 c_finish_goto_label.
17917 (c_parser_switch_statement): Pass location to c_start_case.
17918 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
17919 and c_process_expr_stmt.
17920 (c_parser_omp_variable_list): Add location argument.
17921 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
17922 (c_parser_omp_clause_default): Same.
17923 (c_parser_omp_clause_if): Same.
17924 (c_parser_omp_clause_num_threads): Same.
17925 (-c_parser_omp_clause_ordered): Same.
17926 (c_parser_omp_clause_reduction): Pass location to
17927 c_parser_omp_variable_list.
17928 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
17929 (c_parser_omp_clause_untied): Same.
17930 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
17931 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
17933 * c-tree.h (check_for_loop_decls, undeclared_variable,
17934 build_component_ref, build_array_ref, build_external_ref,
17935 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
17936 build_conditional_expr, build_compound_expr, c_cast_expr,
17937 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
17938 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
17940 * c-semantics.c (build_stmt): Same.
17941 (build_case_label): Same.
17942 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
17943 (undeclared_variable): New argument.
17944 (make_label): Same.
17945 (lookup_label): Pass location on down.
17946 (define_label): Same.
17947 (finish_decl): Same.
17948 (build_compound_literal): Same.
17949 (finish_struct): Same.
17950 (finish_function): Do not set location here.
17951 (check_for_loop_decls): New argument.
17952 * tree.c (save_expr): Set location.
17953 (build_empty_stmt): New argument.
17954 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
17955 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
17956 * builtins.c (gimplify_va_arg_expr): Use locations.
17957 (expand_builtin_sync_operation): Same.
17958 * c-typeck.c (build_component_ref): New argument.
17959 (build_array_ref): Same.
17960 (build_external_ref): Same.
17961 (c_expr_sizeof_expr): Same.
17962 (c_expr_sizeof_type): Same.
17963 (parser_build_unary_op): Same.
17964 (build_conditional_expr): Same.
17965 (build_compound_expr): Pass location on down.
17966 (build_compound_expr): New argument.
17967 (build_c_cast): Same.
17968 (c_cast_expr): Same.
17969 (build_asm_expr): Same.
17970 (c_finish_return): Same.
17971 (c_process_expr_stmt): Pass location on down.
17972 (c_finish_stmt_expr): New argument.
17973 (push_clenaup): Same.
17974 (c_finish_omp_parallel): Same.
17975 (c_finish_omp_task): Same.
17976 * gimplify.c (gimplify_call_expr): Pass location on down.
17977 * c-omp.c (c_finish_omp_master): New argument.
17978 (c_finish_omp_critical): Same.
17979 (c_finish_omp_ordered): Same.
17980 (c_finish_omp_barrier): Same.
17981 (-c_finish_omp_taskwait): Same.
17982 (c_finish_omp_atomic): Same.
17983 (c_finish_omp_flush): Same.
17984 * tree-inline.c (copy_tree_body_r): Pass location on down.
17985 (inline_forbidden_p): Remove use of input_location.
17986 * c-gimplify.c (c_build_bind_expr): New argument.
17987 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
17988 (c_sizeof_or_alignof_type): New argument.
17989 (c_alignof_expr): Same.
17990 (build_va_arg): Same.
17991 (c_add_case_label): Same.
17992 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
17993 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
17994 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
17995 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
17996 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
17997 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
17999 * stub-objc.c (objc_build_selector_expr): Same.
18000 (objc_build_throw_stmt): Same.
18001 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
18002 (c_parser_initelt): Same.
18003 (c_parser_compound_statement): Same.
18004 (c_parser_compound_statement_nostart): Same.
18005 (c_parser_label): Same.
18006 (c_parser_statement_after_labels): Same.
18007 (c_parser_if_body): Same.
18008 (c_parser_else_body): Same.
18009 (c_parser_if_statement): Same.
18010 (c_parser_switch_statement): Same.
18011 (c_parser_while_statement): Same.
18012 (c_parser_do_statement): Same.
18013 (c_parser_for_statement): Same.
18014 (c_parser_asm_statement): Same.
18015 (c_parser_conditional_expression): Same.
18016 (c_parser_binary_expression): Same.
18017 (c_parser_cast_expression): Same.
18018 (c_parser_unary_expression): Same.
18019 (c_parser_sizeof_expression): Same.
18020 (c_parser_alignof_expression): Same.
18021 (c_parser_postfix_expression): Same.
18022 (c_parser_expression): Same.
18023 (c_parser_objc_receiver): Same.
18024 (c_parser_omp_variable_list): Same.
18025 (c_parser_omp_structured_block): Same.
18026 (c_parser_omp_atomic): New argument.
18027 (c_parser_omp_barrier): Same.
18028 (c_parser_omp_critical): Same.
18029 (c_parser_omp_flush): Pass location on down.
18030 (c_parser_omp_for_loop): New argument.
18031 (c_parser_omp_for): Same.
18032 (c_parser_omp_master): Same.
18033 (c_parser_omp_ordered): Same.
18034 (c_parser_omp_sections_scope): Same.
18035 (c_parser_omp_sections): Same.
18036 (c_parser_omp_parallel): Same.
18037 (c_parser_omp_single): Same.
18038 (c_parser_omp_task): Same.
18039 (c_parser_omp_taskwait): Pass location on down.
18040 (c_parser_omp_construct): Same.
18041 (c_parser_omp_threadprivate): Same.
18042 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
18043 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
18044 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
18045 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
18046 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
18047 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
18048 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
18049 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
18050 config/i386/i386.c, stmt.c:
18051 Add location argument to the following function definitions and/or
18052 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
18053 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
18054 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
18055 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
18056 do_case, c_finish_bc_stmt, build_compound_literal,
18057 build_function_call.
18058 * c-decl.c (build_compound_literal): Add location argument.
18059 Make all diagnostic calls use location.
18060 (start_struct): Same.
18061 (finish_struct): Same.
18062 (start_enum): Same.
18063 (build_enumerator): Same.
18064 (start_function): Same.
18065 (grokdeclarator): Make all diagnostic calls use location.
18066 (store_parm_decls_oldstyle): Same.
18067 * c-typeck.c (build_function_call): Add location argument.
18068 Make all diagnostic calls use location.
18070 (c_finish_bc_stmt): Same.
18071 * tree-nested.c (get_trampoline_type): Add argument.
18072 Pass location to build_decl.
18073 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
18074 * rtl.h (RTL_LOCATION): New.
18075 * c-common.c (c_add_case_label): Add location argument.
18076 Make all diagnostic calls use location.
18077 * c-common.h: Add location argument to make_fname_decl, do_case,
18078 c_add_case_label, build_function_call, resolve_overloaded_builtin.
18079 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
18080 Set it appropriately for every case. Pass enum_loc to start_enum
18081 call. Pass value_loc first to build_enumerator. Pass enum_loc to
18083 (c_parser_struct_or_union_specifier): Save location. Use it for
18084 start_struct, finish_struct, and parser_xref_tag.
18086 2009-06-12 Ian Lance Taylor <iant@google.com>
18088 * fold-const.c (fold_unary): Rename local variable and to and_expr.
18090 * c-opts.c (c_common_handle_option): For -Wc++-compat set
18091 cpp_opts->warn_cxx_operator_names.
18093 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18096 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
18097 is returns NULL and OP is a VCE, look through the VCE.
18099 2009-06-12 Ian Lance Taylor <iant@google.com>
18102 * collect2.c (main): Use CONST_CAST2 in code inside #if
18103 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
18105 2009-06-12 Joey Ye <joey.ye@intel.com>
18107 PR middle-end/39146
18108 * cfgexpand.c (get_decl_align_unit): Update
18109 max_used_stack_slot_alignment with align instead of
18110 stack_alignment_needed.
18112 * function.c (assign_stack_local_1): Update
18113 max_used_stack_slot_alignment with alignment_in_bits instead
18114 of stack_alignment_needed.
18115 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
18118 2009-06-12 Jakub Jelinek <jakub@redhat.com>
18120 * dwarf2out.c (last_var_location_insn): New variable.
18121 (dwarf2out_end_epilogue): Clear last_var_location_insn.
18122 (dwarf2out_var_location): Don't record anything after last real
18123 insn. Only change labels if there were any real instructions
18124 in between last note and this one, or if changed sections.
18126 2009-06-11 Richard Henderson <rth@redhat.com>
18128 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
18129 note when storing the frame pointer in a register.
18130 (FRP): Don't redefine to nothing for epilogue.
18131 (alpha_expand_epilogue): Mark register and sp restores.
18132 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
18134 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
18135 when gen_lowpart is needed.
18137 2009-06-11 Richard Henderson <rth@redhat.com>
18139 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
18141 * dwarf2out.c (need_data_align_sf_opcode): New.
18142 (div_data_align): Move earlier.
18143 (def_cfa_1, reg_save): Use it.
18145 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
18147 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
18148 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
18149 (ix86_handle_option): Handle OPT_mcrc32.
18150 (ix86_target_string): Add -mcrc32.
18151 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
18153 * config/i386/i386.h (TARGET_CRC32): New.
18155 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
18156 (sse4_2_crc32di): Likewise.
18158 * config/i386/i386.opt (mcrc32): New.
18160 * doc/invoke.texi: Document -mcrc32.
18162 2009-06-11 Richard Henderson <rth@redhat.com>
18164 * common.opt (gdwarf-): Accept a version number.
18165 * doc/invoke.texi (gdwarf-): Update docs.
18166 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
18167 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
18168 version level, and record it.
18170 * dwarf2.h (DW_CIE_VERSION): Remove.
18171 * dwarf2out.c (DWARF_VERSION): Remove.
18172 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
18173 (output_call_frame_info): Use CIE version 3 for dwarf3,
18174 or if the return register column is out of range for version 1.
18175 (dwarf_stack_op_name): Add all dwarf3 values.
18176 (DEBUG_PUBTYPES_SECTION): New.
18177 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
18178 encoding change for dwarf3.
18179 (output_die) [dw_val_class_die_ref]: Likewise.
18180 (output_compilation_unit_header): Emit correct version for dwarf3.
18181 (output_line_info): Likewise.
18182 (output_pubnames): Update for DWARF_VERSION removal.
18183 (output_aranges): Likewise.
18184 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
18185 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
18186 (dwarf2out_finish): Likewise.
18188 2009-06-11 David Daney <ddaney@caviumnetworks.com>
18190 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
18193 2009-06-11 David Daney <ddaney@caviumnetworks.com>
18196 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
18197 * builtins.c (expand_builtin_unreachable): New function.
18198 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
18199 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
18200 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
18202 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
18203 searching for missing barriers.
18205 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18207 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
18208 when -fprofile-generate* was passed.
18209 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
18211 2009-06-11 Anthony Green <green@moxielogic.com>
18213 * config/moxie/moxie.md: Define length attribute for all instructions.
18215 (*b<cond:code>): Support limited branch ranges for new PC-relative
18216 branch instructions.
18217 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
18219 2009-06-11 Jakub Jelinek <jakub@redhat.com>
18221 * config/i386/i386.c (min_insn_size): Use get_attr_length
18222 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
18223 For __asm return 0.
18225 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
18226 instead of emit_insn_before.
18228 2009-06-10 Ian Lance Taylor <iant@google.com>
18231 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
18234 2009-06-10 Revital Eres <eres@il.ibm.com>
18236 * passes.c (init_optimization_passes): Reschedule
18237 predictive-commoning pass before complete unroll pass.
18239 2009-06-10 Martin Jambor <mjambor@suse.cz>
18241 * cgraph.c (cgraph_node_can_be_local_p): New function.
18242 (cgraph_make_node_local): New function.
18243 * cgraph.h (cgraph_node_can_be_local_p): Declare.
18244 (cgraph_make_node_local): Declare.
18246 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
18248 * tree.h (tree_base): Add packed_flag and user_align fields.
18249 Decrease size of spare field.
18250 (TYPE_USER_ALIGN): Use user_align from tree_base.
18251 (DECL_USER_ALIGN): Likewise.
18252 (TYPE_PACKED): Use packed_flag from tree_base.
18253 (DECL_PACKED): Likewise.
18254 (tree_type): Delete packed_flag and user_align fields. Widen
18255 precision field. Widen mode field and shuffle fields to align
18256 mode on an 8-bit boundary.
18257 (tree_decl_common): Delete decl_flag_1 and user_align fields.
18258 Renumber decl_flag_* fields. Fix comments. Widen
18259 decl_common_unused field.
18260 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
18261 (DECL_EXTERNAL): Likewise.
18262 (DECL_BIT_FIELD): Likewise.
18263 (DECL_NONADDRESSABLE_P): Likewise.
18264 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
18265 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
18267 2009-06-10 Ian Lance Taylor <iant@google.com>
18269 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
18270 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
18271 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
18272 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
18273 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
18274 DEF_VEC_ALLOC_FUNC_P.
18275 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
18276 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
18277 DEF_VEC_ALLOC_FUNC_O.
18278 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
18279 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
18280 DEF_VEC_ALLOC_FUNC_I.
18281 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
18282 (vec_stack_p_reserve_exact_1): Declare.
18283 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
18284 (vec_stack_free): Declare.
18285 (VEC_stack_alloc): Define.
18286 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
18287 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
18288 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
18289 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
18291 (stack_vecs): New static variable.
18292 (vec_stack_p_reserve_exact_1): New function.
18293 (vec_stack_o_reserve_1): New static function.
18294 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
18295 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
18296 (vec_stack_free): New function.
18297 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
18298 (VEC_df_ref_stack_alloc): Define.
18299 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
18300 DEF_VEC_ALLOC_P_STACK.
18301 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
18302 (struct df_collection_rec): Change _vec fields to VEC. Remove
18304 (df_free_collection_rec): Adjust for new fields.
18305 (df_insn_rescan): Use new df_collection_rec fields.
18306 (df_notes_rescan, df_canonize_collection_rec): Likewise.
18307 (df_ref_create_structure, df_ref_record): Likewise.
18308 (df_get_conditional_uses, df_get_call_refs): Likewise.
18309 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
18310 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
18311 (df_record_exit_block_uses, df_bb_verify): Likewise.
18312 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
18313 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
18314 Remove count parameter. Change return type to void. Change all
18316 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
18317 Remove count parameter. Change return type to void. Change all
18319 (df_install_refs): Change old_vec parameter to VEC. Remove count
18320 parameter. Change all callers.
18321 (df_install_mws): Change old_vec parameter to VEC. Remove count
18322 parameter. Change all callers.
18323 (df_refs_verify): Change new_rec parameter to VEC. Change call
18325 (df_mws_verify): Likewise.
18327 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
18329 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
18331 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
18333 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
18335 2009-06-10 Anthony Green <green@moxielogic.com>
18337 * config/moxie/crti.asm: New file.
18338 * config/moxie/crtn.asm: New file.
18339 * config/moxie/moxie.c: New file.
18340 * config/moxie/moxie.h: New file.
18341 * config/moxie/sfp-machine.h: New file.
18342 * config/moxie/moxie-protos.h: New file.
18343 * config/moxie/t-moxie: Created.
18344 * config/moxie/t-moxie-softfp: Created.
18345 * config/moxie/moxie.md: Created.
18346 * config/moxie/constraints.md: Created.
18347 * config.gcc: Add moxie support.
18348 * doc/md.texi (Machine Constraints): Add moxie constraints.
18349 * doc/contrib.texi (Contributors): Mention moxie port.
18350 * doc/install.texi (Specific): Mention the moxie port.
18352 2009-06-09 Ian Lance Taylor <iant@google.com>
18354 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
18355 compiling with C++.
18356 * optabs.c (optab_table): Only use designated initializers if
18357 HAVE_DESIGNATED_INITIALIZERS is defined.
18358 (convert_optab_table): Likewise.
18359 (init_optabs): Always call init_insn_codes if
18360 HAVE_DESIGNATED_INITIALIZERS is not defined.
18362 2009-06-09 Ian Lance Taylor <iant@google.com>
18364 * targhooks.c (default_builtin_vectorized_function): Change fn
18365 parameter to unsigned int.
18366 (default_builtin_vectorized_conversion): Change code parameter to
18368 (default_builtin_reciprocal): Change fn parameter to unsigned int.
18369 * targhooks.h: Update declarations.
18370 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
18371 parameter to unsigned int.
18373 * c-typeck.c (comptypes_check_enum_int): New static function.
18374 (comptypes_internal): Add enum_and_int_p parameter. Change all
18376 (comp_target_types): Add location parameter. Change all callers.
18377 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
18378 Change all callers.
18379 (function_types_compatible_p, type_lists_compatible_p): Likewise.
18380 (build_conditional_expr): Add colon_loc parameter. Change all
18382 (convert_for_assignment): Add location parameter. Change all callers.
18383 * c-parser.c (c_parser_conditional_expression): Pass location of
18384 colon to build_conditional_expr.
18385 * c-tree.h (build_conditional_expr): Update declaration.
18387 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
18389 * graphite.c: Revert previous patch.
18391 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
18394 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
18396 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
18398 * tree-ssa-loop-prefetch.c
18399 (loop_prefetch_arrays): Fixed a portability problem in printf format
18402 2009-06-09 Martin Jambor <mjambor@suse.cz>
18404 PR tree-optimization/40351
18405 * tree-sra.c (propagate_subacesses_accross_link): Check that a
18406 refrence to a potential artifical subaccess can be constructed.
18408 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
18410 * config/sh/sh-protos.h (sh_optimization_options): Declare.
18411 (sh_override_options): Likewise.
18412 * config/sh/sh.c: Include params.h.
18413 (sh_optimization_options): New.
18414 (sh_override_options): Likewise.
18415 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
18416 (OVERRIDE_OPTIONS): Use sh_override_options.
18418 2009-06-08 Jakub Jelinek <jakub@redhat.com>
18420 * dwarf2out.c (emit_cfa_remember): New variable.
18421 (add_fde_cfi): If emit_cfa_remember, recurse to add
18422 DW_CFA_remember_state first.
18423 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
18424 instead just set emit_cfa_remember.
18426 2009-06-08 Jan Hubicka <jh@suse.cz>
18429 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
18431 2009-06-08 Jan Hubicka <jh@suse.cz>
18433 PR middle-end/39834
18434 * cgraphunit.c (save_inline_function_body): Do not copy transform
18435 hooks for saved inline bodies.
18436 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
18437 for given function.
18439 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
18441 * jump.c (returnjump_p): Handle delayed branches. Add missing
18444 2009-06-08 Jan Hubicka <jh@suse.cz>
18446 PR middle-end/40102
18447 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
18448 original node might've been modified.
18449 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
18451 2009-06-08 Jakub Jelinek <jakub@redhat.com>
18453 * tree-object-size.c (addr_object_size): Add OSI argument.
18454 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
18455 (compute_builtin_object_size, expr_object_size): Adjust callers.
18456 (plus_stmt_object_size): Call addr_object_size instead of
18457 compute_builtin_object_size.
18459 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
18460 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18462 * tree-ssa-loop-prefetch.c
18463 (gather_memory_references): Introduced a counter for the number of
18465 (anything_to_prefetch_p): Introduced a counter for the number of
18467 (is_loop_prefetching_profitable): New function with a cost model
18469 (loop_prefetch_arrays): Use the new cost model to determine if
18470 prefetching is profitable.
18471 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
18472 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
18473 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
18474 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
18475 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
18476 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
18478 2009-06-08 Michael Matz <matz@suse.de>
18481 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
18482 partitions use the same.
18483 (expand_one_var): Deal with DECL_RTL sometimes begin set also
18484 for basevars of SSA_NAMEs.
18485 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
18486 to not expand them twice.
18487 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
18490 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
18492 * common.opt (fcompare-debug=, fcompare-debug-second): New.
18493 (fdump-final-insns=, gtoggle): New.
18494 * doc/invoke.texi: Document them.
18495 * final.c (rest_of_clean_state): Dump final insn stream.
18496 * gcc.c (invoke_as): Hook in -fcompare-debug.
18497 (static_spec_functions): Add compare-debug-dump-opt,
18498 compare-debug-self-opt and compare-debug-auxbase-opt.
18499 (compare_debug, compare_debug_second, compare_debug_opt): New.
18500 (switches_debug_check, n_switches_debug_check): New.
18501 (debug_auxbase_opt, debug_check_temp_file): New.
18502 (process_command): Handle -fno-compare-debug, -fcompare-debug and
18504 (do_self_spec): Handle arguments after switches.
18505 (do_spec_1): Add .gk extension to temp file basenames for compare.
18506 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
18507 (cc1_options): Use it instead of normal auxbase computation for
18508 the second compare-debug compilation.
18509 (compare_files): New.
18510 (main): Set up and implement compare debug mode.
18511 (compare_debug_dump_opt_spec_function): New.
18512 (compare_debug_self_opt_spec_function): New.
18513 (compare_debug_auxbase_opt_spec_function): New.
18514 * toplev.c (process_options): Handle flag_gtoggle,
18515 flag_dump_final_insns.
18516 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
18517 during -fcompare-debug-second compilation.
18519 2009-06-07 Ian Lance Taylor <iant@google.com>
18521 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
18522 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
18524 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
18525 with no default node. Change warning with %H to warning_at.
18526 Don't clear warn_switch around case checking.
18527 * doc/invoke.texi (Warning Options): Clarify distinction between
18528 -Wswitch and -Wswitch-enum.
18530 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18532 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
18534 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18536 * gbl-ctors.h: Add header guard.
18538 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18540 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
18541 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
18542 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
18543 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
18544 prototypes for removed functions.
18545 (expressions_equal_p): Move to ...
18546 * tree-ssa-sccvn.h: ... here and ...
18547 * matrix-reorg.c: ... adjust includes.
18549 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18551 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
18553 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18555 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
18556 (finish_function): Remove erroneous whitespace.
18558 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18560 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
18561 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
18563 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18565 * errors.c (internal_error): Commentary typo fix.
18566 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
18567 * tree-ssa-pre.c: Ditto.
18569 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18571 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
18572 them is supposed to hold actual statements.
18574 2009-06-06 Ian Lance Taylor <iant@google.com>
18576 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
18577 empty statements can now have attributes.
18579 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
18581 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
18582 * config/mips/mips.md: Ditto.
18584 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
18586 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
18588 (__eabi_uconvert): Likewise.
18590 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
18592 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
18593 CFI_* definitions with IN_GCC.
18595 2009-06-05 David Edelsohn <edelsohn@gnu.org>
18597 * xcoffout.h (xcoffout_source_line): Update prototype.
18599 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18601 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
18602 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
18604 2009-06-05 Jakub Jelinek <jakub@redhat.com>
18606 PR middle-end/40340
18607 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
18608 inlined_function_outer_scope_p blocks for artificial inlines
18610 * tree.c (tree_nonartificial_location): Rewrite using
18611 block_nonartificial_location.
18613 2009-06-05 Revital Eres <eres@il.ibm.com>
18614 Leehod Baruch <leehod@il.ibm.com>
18616 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
18617 (expand_expr_real_1): Remove comment.
18618 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
18619 Vectorize misaligned access when the target supports it.
18620 (vect_supportable_dr_alignment): Check for unaligned access support.
18621 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
18624 2009-06-05 Julian Brown <julian@codesourcery.com>
18626 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
18627 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
18629 2009-06-05 Richard Guenther <rguenther@suse.de>
18632 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
18633 as possibly unused.
18635 2009-06-05 Jakub Jelinek <jakub@redhat.com>
18637 * config/s390/s390.c (global_not_special_regno_p): New static inline.
18638 (save_gprs): Don't tell unwinder when a global register is saved.
18639 (s390_emit_epilogue): Emit needed epilogue unwind info.
18641 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
18643 * dwarf2out.c (deferred_asm_name): New.
18644 (add_name_and_src_coords_attributes): Defer creation of
18645 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
18647 (move_linkage_attr): New.
18648 (dwarf2out_finish): Revisit deferrals and emit attributes at the
18651 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
18653 * tree-nested.c (finalize_nesting_tree_1): Declare the
18654 frame_decl in the binding tree.
18656 2009-06-04 Cary Coutant <ccoutant@google.com>
18658 * basic-block.h (struct basic_block_def): Add discriminator field.
18659 * dbxout.c (dbxout_source_line): Add new parameter. Change all
18661 * debug.c (do_nothing_debug_hooks): Add additional entry.
18662 (debug_nothing_int_charstar_int): New function.
18663 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
18664 (debug_nothing_int_charstar_int): New declaration.
18665 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
18666 discriminator value in .loc directive.
18667 * final.c (last_discriminator): New variable.
18668 (discriminator): New variable.
18669 (final_start_function): Initialize above variables, pass current
18670 discriminator to debug hook.
18671 (notice_source_line): Check for discriminator change.
18672 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
18673 * sdbout.c (sdbout_source_line): New parameter.
18674 * tree-cfg.c (struct locus_discrim_map): New structure type.
18675 (discriminator_per_locus): New hash table.
18676 (build_gimple_cfg): Allocate and free discriminator hash table.
18677 (make_edges): Call assign_discriminator.
18678 (locus_map_hash): New function.
18679 (locus_map_eq): New function.
18680 (next_discriminator_for_locus): New function.
18681 (same_line_p): New function.
18682 (assign_discriminator): New function.
18683 (make_cond_expr_edges): Call assign_discriminator.
18684 (make_gimple_switch_edges): Likewise.
18685 (first_non_label_stmt): New function.
18686 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
18688 * xcoffout.c (xcoffout_source_line): Add new parameter.
18690 * configure.ac (gcc_cv_as_discriminator): New configury check for
18691 gas support for discriminator.
18692 * configure: Regenerate.
18693 * config.in: Regenerate.
18695 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18697 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
18698 val after checking for integers.
18700 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
18702 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
18704 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
18705 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
18706 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
18707 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
18708 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
18709 X64_SSE_REGPARM_MAX.
18710 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
18711 X64_SSE_REGPARM_MAX.
18713 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
18715 * gcc.c (report_times_to_file): New.
18716 (execute): Implement it.
18717 (process_command): Support -time=.
18718 * doc/invoke.texi: Document it.
18720 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
18722 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
18723 that have value exprs.
18725 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
18727 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
18728 declarations for constants until...
18729 (dw2_output_indirect_constant_1): ... this point.
18731 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
18734 * arm.md (arm_addsi3): Don't try to split an add with an
18735 eliminable register until after reload has completed.
18737 2009-06-03 Ian Lance Taylor <iant@google.com>
18739 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
18740 * genattrtab.c (write_length_unit_log): Likewise.
18741 * genchecksum.c (dosum): Likewise.
18742 * gengtype.c (write_rtx_next): Likewise.
18743 (finish_root_table, write_roots): Likewise.
18744 * gimple.c (gimple_ops_offset_): Likewise.
18745 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
18746 * config/arc/arc.c (arc_attribute_table): Likewise.
18747 * config/arm/arm.c (arm_attribute_table): Likewise.
18748 * config/avr/avr.c (avr_attribute_table): Likewise.
18749 * config/crx/crx.c (crx_attribute_table): Likewise.
18750 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
18751 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
18752 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
18753 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
18754 * config/sh/sh.c (sh_attribute_table): Likewise.
18755 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
18756 * config/spu/spu.c (spu_attribute_table): Likewise.
18757 * config/v850/v850.c (v850_attribute_table): Likewise.
18759 * config/alpha/alpha.c (vms_attribute_table): Make static.
18760 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
18761 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
18762 * config/mips/mips.c (mips_attribute_table): Likewise.
18764 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
18766 (cc1-checksum.o): Likewise.
18768 2009-06-03 Steve Ellcey <sje@cup.hp.com>
18770 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
18772 2009-06-03 Jakub Jelinek <jakub@redhat.com>
18774 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
18775 insn if it is changing sp. Use gen_add3_insn instead of
18776 conditionally gen_addsi3 and gen_adddi3.
18777 (offset_below_red_zone_p): New static inline function.
18778 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
18779 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
18780 * config/rs6000/ppc-asm.h: Include auto-host.h.
18781 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
18782 CFI_RESTORE): Define.
18783 * config/rs6000/crtresxgpr.asm: Add unwind info.
18784 * config/rs6000/crtresxfpr.asm: Likewise.
18785 * config/rs6000/crtresgpr.asm: Likewise.
18786 * config/rs6000/crtresfpr.asm: Likewise.
18787 * config/rs6000/crtsavgpr.asm: Likewise.
18788 * config/rs6000/crtsavfpr.asm: Likewise.
18790 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
18791 argument of DWARF2_FRAME_REG_OUT macros.
18793 2009-06-03 Julian Brown <julian@codesourcery.com>
18795 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
18796 words or less (including TImode) in core registers.
18798 2009-06-03 Richard Guenther <rguenther@suse.de>
18800 PR middle-end/40328
18801 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
18803 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
18805 * statistics.c (statistics_counter_event): Do not record event
18806 in pass dump if its number == -1.
18807 (curr_statistics_hash): Add assert that we never get passes
18808 with static number == -1.
18810 2009-06-03 Richard Guenther <rguenther@suse.de>
18811 Andrey Belevantsev <abel@ispras.ru>
18813 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
18814 non-BLKmode arrays addressable.
18816 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
18818 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
18819 * config/m68k/m68k.h: ... here.
18821 2009-06-03 Martin Jambor <mjambor@suse.cz>
18823 PR tree-optimization/40323
18824 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
18827 2009-06-03 Richard Guenther <rguenther@suse.de>
18829 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
18832 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
18834 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
18835 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
18836 JUMP_TABLE_DATA_P where applicable.
18837 * config/sh/sh.c: Ditto.
18838 * config/sh/sh.h: Ditto.
18839 * config/sh/sh.md: Ditto.
18840 * config/sh/symbian.c: Ditto.
18842 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
18844 * config/i386/driver-i386.c (describe_cache): Optimize
18845 concatenation of strings. Use snprintf instead of sprintf.
18846 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
18847 target when not compiling with GCC.
18849 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
18851 * config/sh/sh.c: Revert last change.
18852 (sh_expand_epilogue): Emit a blockage insn before the frame
18853 pointer adjustment unconditionally.
18855 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18857 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
18858 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
18859 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
18860 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
18861 to COLLECT_GCC_OPTIONS.
18863 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18865 * collect2.c (target_system_root): New variable.
18866 (main): Handle --sysroot=.
18867 (ignore_library): Strip the sysroot from the library path.
18869 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18871 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
18872 (collect2.o): Depend on collect2-aix.h.
18873 (collect2-aix.o): New rule.
18874 * collect2-aix.h: New file.
18875 * collect2-aix.c: Likewise.
18876 * collect2.c: Include collect2-aix.h. Don't undefine
18877 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
18878 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
18879 Use TARGET_AIX_VERSION instead of _AIX51.
18880 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
18881 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
18882 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
18883 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
18884 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
18886 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18888 * collect2.c (ignore_library): Avoid premature post-increment
18889 and null deference.
18891 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18893 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
18894 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
18895 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
18896 CROSS_DIRECTORY_STRUCTURE too.
18897 (LINK_LIBG_SPEC): Likewise.
18898 (LIB_SPEC): Add %R to sysroot paths.
18899 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
18900 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
18901 * config/rs6000/aix51.h: As for aix43.h.
18902 * config/rs6000/aix52.h: Likewise.
18903 * config/rs6000/aix53.h: Likewise.
18904 * config/rs6000/aix61.h: Likewise.
18905 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
18906 to the beginning of sysroot paths.
18908 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18910 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
18911 INSN_LISTs that are out of the REG_NOTE range.
18913 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18915 * loop-unroll.c (struct iv_to_split): Add pointer to next.
18916 (struct var_to_expand): Likewise.
18917 (struct opt_info): Add head and tail for linked lists of the above.
18918 (analyze_insn_to_expand_var): Initialize next.
18919 (analyze_iv_to_split_insn): Likewise.
18920 (analyze_insns_in_loop): Create linked lists.
18921 (allocate_basic_variable): Simplify for use without hash table.
18922 (insert_var_expansion_initialization): Likewise, make it type-safer.
18923 (combine_var_copies_in_loop_exit): Likewise.
18924 (apply_opt_in_copies): Walk lists rather than hash tables.
18925 (release_var_copies): Simplified and inlined by hand into...
18926 (free_opt_info): ... this function.
18928 2009-06-02 Richard Guenther <rguenther@suse.de>
18930 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
18933 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18935 * cfgexpand.c (gimple_expand_cfg): Discard the source location
18936 only for builtins that are not overridden.
18938 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18940 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
18943 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18945 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
18947 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18949 * combine.c (move_deaths): Compare LUIDs within the same BB only.
18951 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18953 * common.opt (fdump-unnumbered-links): New.
18954 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
18955 * print-rtl.c (flag_dump_unnumbered_links): New.
18956 (print_rtx): Test it.
18958 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
18960 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
18961 push/pop multiple to 8-byte alignment.
18963 2009-06-01 Jakub Jelinek <jakub@redhat.com>
18965 * config/i386/i386.c (queued_cfa_restores): New static variable.
18966 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
18968 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
18969 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
18970 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
18971 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
18972 note unconditionally.
18973 (ix86_emit_restore_regs_using_mov): Likewise.
18974 (ix86_emit_restore_sse_regs_using_mov): Likewise.
18975 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
18976 it through to ix86_emit_restore_reg_using_pop.
18977 (ix86_emit_leave): Add RED_OFFSET argument. Call
18978 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
18979 instead of adding REG_CFA_OFFSET note unconditionally.
18980 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
18981 the above functions. Call ix86_add_queued_cfa_restore_notes when
18984 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
18985 force output of the label even for dwarf2out_do_cfi_asm.
18986 (add_fde_cfi): If -g2 and above and cfi might change CFA,
18987 force creation of CFI label and chain DW_CFA_set_loc jumping to it
18988 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
18990 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
18991 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
18992 dwarf2out_cfi_label callers.
18993 * tree.h (dwarf2out_cfi_label): Adjust prototype.
18994 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
18995 Adjust dwarf2out_cfi_label callers.
18996 * config/vax/vax.c (vax_output_function_prologue): Likewise.
18998 * config/i386/i386.h (struct machine_cfa_state,
18999 struct machine_function): Guard with ifndef USED_FOR_TARGET
19000 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
19003 * emutls.c (__emutls_get_address): Change arr->size to mean number
19004 of allocated arr->data entries instead of # of slots + 1.
19006 PR middle-end/40316
19007 * recog.c (peep2_reinit_state): New function.
19008 (peephole2_init_state): Use it at the end of a basic block and also
19009 when seeing a RTX_FRAME_RELATED_P insn.
19011 2009-06-01 Steve Ellcey <sje@cup.hp.com>
19013 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
19014 fixuns_truncrfdi2): New.
19015 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
19016 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
19017 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
19018 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
19019 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
19020 *recip_approx): Remove.
19021 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
19022 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
19023 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
19025 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
19028 2009-06-01 Ian Lance Taylor <iant@google.com>
19030 * attribs.c (register_attribute): Use CONST_CAST.
19031 * collect2.c (main): Use CONST_CAST2.
19032 (scan_prog_file): Likewise.
19033 * gcc.c (process_command, main): Likewise.
19034 * toplev.c (toplev_main): Likewise.
19036 * c-typeck.c (handle_warn_cast_qual): New static function,
19037 partially broken out of build_c_cast.
19038 (build_c_cast): Call handle_warn_cast_qual.
19039 * doc/invoke.texi (Warning Options): Document new effect of
19042 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
19044 * diagnostic.c (diagnostic_build_prefix): Always print columns.
19045 (diagnostic_report_current_module): Print columns.
19046 * common.opt (flag_show_column): Enable by default.
19048 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
19050 * alias.c (find_base_term): Check for NULL term before returning.
19052 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19054 Revert due to PR40320:
19055 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19056 * calls.c (emit_library_call_value_1): Don't force_operand for move
19059 2009-06-01 Olivier Hainque <hainque@adacore.com>
19060 Eric Botcazou <ebotcazou@adacore.com>
19062 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
19063 to be processed as a bitfield for constructor output purposes.
19064 * output.h (initializer_constant_valid_for_bitfield_p): Declare
19066 * varasm.c (oc_local_state): New type, output_constructor
19067 local state to support communication with helpers.
19068 (oc_outer_state): New type, output_constructor outer state of
19069 relevance in recursive calls.
19070 (output_constructor_array_range): New output_constructor helper,
19071 extracted code for an array range element.
19072 (output_constructor_regular_field): New output_constructor helper,
19073 extracted code for an element that is not a bitfield.
19074 (output_constructor_bitfield): New output_constructor helper,
19075 extracted code for a bitfield element. Accept an OUTER state
19076 argument for recursive processing. Recurse on record or array
19077 CONSTRUCTOR values, possibly past noop conversions.
19078 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
19079 VALUE is a valid constant-valued expression for use in a static
19080 bit-field initializer.
19081 (output_constructor): Rework to use helpers. Accept and honor an
19082 OUTER state argument for recursive calls. Return total size. Be
19083 prepared for nested constructors initializing bitfields.
19084 (output_constant): Feed OUTER in calls to output_constructor.
19086 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19088 * calls.c (emit_library_call_value_1): Don't force_operand for move
19091 2009-06-01 Nick Clifton <nickc@redhat.com>
19093 * doc/invoke.texi (IA-64 Options): Fix typo.
19095 2009-06-01 Ira Rosen <irar@il.ibm.com>
19097 PR tree-optimization/39129
19098 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
19100 (vect_do_peeling_for_loop_bound): Use
19101 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
19102 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
19103 (vect_loop_versioning): Likewise.
19104 (vect_create_cond_for_alias_checks): Fix indentation.
19105 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
19107 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
19108 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
19109 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
19110 "control flow in loop".
19111 (vect_estimate_min_profitable_iters): Use
19112 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
19113 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
19114 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
19115 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
19116 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
19117 statement belongs to a group of strided accesses with the exact code
19119 (vectorizable_load): Likewise.
19120 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
19121 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
19123 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
19125 * config/freebsd-stdint.h: New file.
19126 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
19127 Add freebsd-stdint.h to tm_file.
19129 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
19131 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
19132 (thumb2_extendhidi2): Likewise.
19134 2009-05-31 Ian Lance Taylor <iant@google.com>
19136 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
19138 2009-05-31 Ian Lance Taylor <iant@google.com>
19140 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
19141 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
19142 (ipa-reference.o): Depend upon gt-ipa-reference.h.
19144 2009-05-31 Jason Merrill <jason@redhat.com>
19146 * tree-pretty-print.c (print_call_name): Take the callee, not the
19147 call itself. Make non-static. Use dump_function_name for functions.
19148 (dump_generic_node): Adjust.
19149 * diagnostic.h: Declare print_call_name.
19150 * gimple-pretty-print.c (dump_gimple_call): Use it.
19152 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
19154 * config/sh/sh.md (ashldi3_std): New define_expand.
19157 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
19160 * config/sh/sh.c: Include debug.h.
19161 (sh_expand_epilogue): Emit a blockage insn before the frame
19162 pointer adjustment also when dwarf2out_do_frame returns true.
19164 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
19166 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
19167 (thumb2_extendqidi2): New pattern.
19169 2009-05-31 Ira Rosen <irar@il.ibm.com>
19171 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
19172 mark phis for renaming.
19173 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
19174 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
19175 Call mark_sym_for_renaming.
19176 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
19177 * tree-vect-loop.c (vect_transform_loop): Remove
19178 vect_memsyms_to_rename initialization and a call to
19179 mark_set_for_renaming.
19181 2009-05-31 Jakub Jelinek <jakub@redhat.com>
19183 PR middle-end/40304
19184 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
19185 frame related even if !set_cfa && style < 0.
19187 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
19189 * config/i386/mingw-tls.c: New file.
19190 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
19191 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
19192 defining _WIN32 but not __CYGWIN__.
19194 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19196 * configure.ac: Add MPC support.
19198 * config.in, configure: Regenerate.
19200 2009-05-29 Richard Henderson <rth@redhat.com>
19202 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
19203 NOTE_INSN_BASIC_BLOCK.
19204 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
19205 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
19206 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
19208 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
19210 (add_cfi): Disable check redefining cfa away from drap.
19211 (lookup_cfa_1): Add remember argument; handle remember/restore.
19212 (lookup_cfa): Pass remember argument.
19213 (cfa_remember): New.
19214 (compute_barrier_args_size_1): Remove sibcall check.
19215 (dwarf2out_frame_debug_def_cfa): New.
19216 (dwarf2out_frame_debug_adjust_cfa): New.
19217 (dwarf2out_frame_debug_cfa_offset): New.
19218 (dwarf2out_frame_debug_cfa_register): New.
19219 (dwarf2out_frame_debug_cfa_restore): New.
19220 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
19221 (dwarf2out_begin_epilogue): New.
19222 (dwarf2out_frame_debug_restore_state): New.
19223 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
19224 DW_CFA_restore_state.
19225 (output_cfi_directive): Likewise.
19226 (convert_cfa_to_fb_loc_list): Likewise.
19227 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
19228 * dwarf2out.h: Update.
19229 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
19230 (copy_insn_1): Early out for null.
19231 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
19232 and dwarf2out_frame_debug_restore_state.
19233 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
19234 (prologue_insn_hash, epilogue_insn_hash): New.
19235 (free_after_compilation): Adjust freeing accordingly.
19236 (record_insns): Create hash table if needed; push insns into
19237 hash instead of array.
19238 (maybe_copy_epilogue_insn): New.
19239 (contains): Search hash table instead of array.
19240 (sibcall_epilogue_contains): Remove.
19241 (thread_prologue_and_epilogue_insns): Split eh_return insns
19242 and mark them as epilogues.
19243 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
19244 scanning in terms of basic blocks.
19245 * insn-notes.def (CFA_RESTORE_STATE): New.
19246 * jump.c (returnjump_p_1): Accept EH_RETURN.
19247 (eh_returnjump_p_1, eh_returnjump_p): New.
19248 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
19249 CFA_REGISTER, CFA_RESTORE): New.
19250 * rtl.def (EH_RETURN): New.
19251 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
19253 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
19254 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
19256 * config/i386/i386.c (gen_push): Update cfa state.
19257 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
19258 add a CFA_ADJUST_CFA note.
19259 (ix86_dwarf_handle_frame_unspec): Remove.
19260 (ix86_expand_prologue): Update cfa state.
19261 (ix86_emit_restore_reg_using_pop): New.
19262 (ix86_emit_restore_regs_using_pop): New.
19263 (ix86_emit_leave): New.
19264 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
19265 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
19266 * config/i386/i386.h (struct machine_cfa_state): New.
19267 (ix86_cfa_state): New.
19268 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
19269 (eh_return_internal): Merge from eh_return_<mode>,
19270 use eh_return rtx, split w/ epilogue.
19272 2009-05-29 Ian Lance Taylor <iant@google.com>
19274 * builtins.c (validate_gimple_arglist): Don't use va_arg with
19276 * calls.c (emit_library_call_value_1): Likewise.
19278 * c-typeck.c (c_build_va_arg): New function.
19279 * c-tree.h (c_build_va_arg): Declare.
19280 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
19281 instead of build_va_arg.
19283 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
19285 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
19286 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
19287 (ptr_difference_cost): Use affine combinations to compute it.
19288 (difference_cost): Likewise.
19289 (get_computation_cost_at): Compute more accurate cost for addresses
19290 if the ratio is a multiplier allowed in addresses.
19291 For non-addresses, consider that an additional offset or symbol is
19294 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19296 * config/i386/i386.c (ix86_decompose_address): Avoid useless
19297 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
19299 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
19300 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
19301 (prefix_rex): For UNIT_MMX don't imply the prefix by default
19303 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
19304 to 1 for TYPE_SSE{IADD1,CVT1}.
19305 (prefix_vex_imm8): Removed.
19306 (length_vex): Only pass 1 as second argument to
19307 ix86_attr_length_vex_default if prefix_extra is 0.
19308 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
19309 (length): For prefix vex computation use length_immediate
19310 attribute instead of prefix_vex_imm8.
19311 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
19312 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
19313 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
19314 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
19315 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
19316 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
19317 a space in between the operands.
19318 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
19319 if one operand is 0xff and the other one si, di, bp or sp.
19320 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
19321 other one si, di, bp or sp.
19322 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
19323 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
19324 type and mode attributes.
19325 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
19326 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
19327 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
19328 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
19329 prefix_data16 attribute iff MODE_DF.
19330 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
19331 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
19332 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
19333 constm128_operand in length_immediate computation.
19334 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
19335 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
19336 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
19337 length_immediate attribute to 1.
19338 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
19339 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
19340 for certain alternatives.
19341 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
19342 prefix_data16 attribute if MODE_V1DF.
19343 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
19344 length_immediate to 1.
19345 (set_got_rex64, set_rip_rex64): Remove length attribute, set
19346 length_address to 4, set mode attribute to MODE_DI.
19347 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
19348 (fxam<mode>2_i387): Set length attribute to 4.
19349 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
19350 *prefetch_3dnow_rex): Override length_address attribute.
19351 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
19353 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
19354 (constm128_operand): Removed.
19355 * config/i386/i386.c (memory_address_length): For
19356 disp && !index && !base in 64-bit mode account for SIB byte if
19357 print_operand_address can't optimize disp32 into disp32(%rip)
19358 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
19359 for fs: or gs: segment.
19360 (ix86_attr_length_immediate_default): When checking if shortform
19361 is possible, truncate immediate to the length of the non-shortened
19363 (ix86_attr_length_address_default): Ignore MEM_P operands
19365 (ix86_attr_length_vex_default): Only check for DImode on
19366 GENERAL_REG_P operands.
19367 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
19368 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
19369 (sse_cvttps2pi): Clear prefix_rep attribute.
19370 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
19372 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
19373 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
19374 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
19375 iff operand 2 is const_int_operand.
19376 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
19377 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
19378 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
19380 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
19382 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
19383 prefix_data16 attribute for movlpd and movhpd instructions.
19384 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
19385 length_immediate for shufpd instruction.
19386 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
19387 (avx_cmpp<avxmodesuffixf2c><mode>3,
19388 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
19389 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
19390 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
19391 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
19392 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
19393 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
19394 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
19395 prefix_data16 attribute for the first alternative to 1.
19396 (*avx_loadlps): Override length_immediate for the first alternative.
19397 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
19398 attributes for second alternative.
19399 (*vec_concatv2sf_sse4_1): Override length_immediate and
19400 prefix_data16 attributes for second alternative.
19401 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
19402 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
19403 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
19404 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
19405 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
19406 prefix_data16 and length_immediate to 1.
19407 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
19409 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
19410 prefix_extra attribute for variants that don't have 0f prefix alone.
19411 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
19412 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
19413 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
19414 *sse4_1_pextrd): Set length_immediate to 1.
19415 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
19416 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
19418 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
19419 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
19420 length_immediate to 1 for second alternative.
19421 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
19422 prefix_extra and length_immediate attributes for the first
19424 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
19426 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
19427 to 1 for the first and third alternative.
19428 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
19430 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
19432 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
19434 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
19435 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
19436 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
19437 *avx_psign<mode>3): Set prefix_extra attribute to 1.
19438 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
19439 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
19440 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
19441 ssse3_psign<mode>3): Override prefix_rex attribute.
19442 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
19443 (ssse3_palignrti): Override length_immediate to 1.
19444 (ssse3_palignrdi): Override length_immediate to 1, override
19445 prefix_rex attribute.
19446 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
19447 (sse4a_extrqi): Override length_immediate to 2.
19448 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
19449 (sse4a_insertq): Override prefix_data16 to 0.
19450 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
19451 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
19452 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
19453 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
19454 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
19455 and length_immediate to 1.
19456 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
19457 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
19458 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
19459 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
19460 and length_immediate to 1.
19461 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
19462 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
19463 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
19464 avx_ptest256): Override prefix_extra to 1.
19465 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
19466 Override prefix_data16 and length_immediate to 1.
19467 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
19468 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
19469 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
19470 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
19471 prefix_data16 to 0 and prefix_extra to 2.
19472 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
19473 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
19475 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
19476 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
19477 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
19478 and prefix_extra to 2.
19479 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
19480 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
19481 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
19482 avx_vpermilvar<mode>3,
19483 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
19484 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
19485 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
19486 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
19487 Override prefix_extra to 1.
19488 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
19489 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
19490 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
19491 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
19492 prefix_extra and length_immediate to 1.
19493 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
19495 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
19496 to 1 for the first alternative.
19497 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
19498 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
19500 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
19501 *movv2sf_internal_avx, *movv2sf_internal): Override
19502 prefix_rep attribute for certain alternatives.
19503 (*mov<mode>_internal): Override prefix_rep or prefix_data16
19504 attributes for certain alternatives.
19505 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
19506 attributes for certain alternatives.
19507 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
19508 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
19509 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
19510 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
19511 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
19512 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
19513 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
19514 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
19515 length_immediate to 1 if operand 2 is const_int_operand.
19516 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
19517 *vec_extractv2si_1): Set length_immediate attribute to 1.
19518 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
19519 using old 3DNOW insn rather than SSE/3DNOW_A.
19520 (mmx_emms, mmx_femms): Clear modrm attribute.
19522 2009-05-29 Martin Jambor <mjambor@suse.cz>
19524 * tree-sra.c: New implementation of SRA.
19526 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
19527 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
19528 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
19529 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
19530 (SRA_MAX_STRUCTURE_COUNT): Removed.
19531 (SRA_FIELD_STRUCTURE_RATIO): Removed.
19532 * doc/invoke.texi (sra-max-structure-size): Removed.
19533 (sra-field-structure-ratio): Removed.
19535 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19537 PR middle-end/40291
19538 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
19541 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
19543 PR rtl-optimization/40101
19544 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
19545 seqno. Adjust comment.
19546 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
19547 inserting bookkeeping before a jump, the jump is not scheduled.
19548 When no positive seqno found, provide a value. Add comment.
19550 2009-05-29 Richard Guenther <rguenther@suse.de>
19552 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
19553 short-cutting on the first component.
19555 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19557 PR middle-end/39958
19558 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
19559 for trees other than decls/types.
19561 2009-05-29 Richard Guenther <rguenther@suse.de>
19563 * tree-ssa-operands.c (get_expr_operands): Do not handle
19564 INDIRECT_REFs in the handled-component case. Remove
19565 unused get_ref_base_and_extent case.
19566 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
19567 tree_low_cst and host_integerp where possible.
19568 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
19569 codes for equivalence.
19570 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
19572 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
19574 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
19575 to tmake_file for i[34567]86-*-cygwin*.
19577 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19580 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
19581 (altivec_categorize_keyword, init_vector_keywords,
19582 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
19585 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
19587 * tree.c (handle_dll_attribute): Check if node is
19588 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
19590 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
19592 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
19594 (thumb2_zero_extendqidi2): Likewise.
19596 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
19598 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
19599 instead of gen_movrt.
19600 * config/sh/sh.md (movrt): Remove.
19602 2009-05-28 Steve Ellcey <sje@cup.hp.com>
19604 * doc/invoke.texi (IA-64 Options):
19605 Add -msdata, -mfused-madd, -mno-inline-float-divide,
19606 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
19607 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
19608 -msched-prefer-non-control-spec-insns,
19609 -msched-stop-bits-after-every-cycle,
19610 -msched-count-spec-in-critical-path,
19611 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
19612 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
19613 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
19614 and -msched-spec-verbose.
19616 2009-05-28 Joseph Myers <joseph@codesourcery.com>
19618 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
19619 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
19621 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
19623 2009-05-28 Richard Guenther <rguenther@suse.de>
19625 * tree-ssa-alias.c (ao_ref_init): New function.
19626 (ao_ref_base): Likewise.
19627 (ao_ref_base_alias_set): Likewise.
19628 (ao_ref_alias_set): Likewise.
19629 (refs_may_alias_p_1): Change signature.
19630 (refs_may_alias_p): Adjust.
19631 (refs_anti_dependent_p): Likewise.
19632 (refs_output_dependent_p): Likewise.
19633 (call_may_clobber_ref_p_1): Change signature.
19634 (call_may_clobber_ref_p): Adjust.
19635 (stmt_may_clobber_ref_p_1): New function split out from ...
19636 (stmt_may_clobber_ref_p): ... here.
19637 (maybe_skip_until): Adjust signature.
19638 (get_continuation_for_phi): Likewise.
19639 (walk_non_aliased_vuses): Likewise.
19640 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
19641 (ao_ref_init): Declare.
19642 (ao_ref_base): Likewise.
19643 (ao_ref_alias_set): Likewise.
19644 (stmt_may_clobber_ref_p_1): Likewise.
19645 (walk_non_aliased_vuses): Adjust.
19646 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
19647 (get_ref_from_reference_ops): remove.
19648 (vn_reference_lookup_2): Adjust signature.
19649 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
19650 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
19651 (vn_reference_lookup): Adjust.
19652 (vn_reference_insert): Likewise.
19653 (vn_reference_insert_pieces): Adjust signature.
19654 (visit_reference_op_call): Adjust.
19655 * tree-ssa-pre.c (get_expr_type): Simplify.
19656 (phi_translate_1): Adjust.
19657 (compute_avail): Likewise.
19658 (translate_vuse_through_block): Do not re-build trees.
19659 (value_dies_in_block_x): Likewise.
19660 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
19662 (vn_reference_lookup_pieces): Adjust declaration.
19663 (vn_reference_insert_pieces): Likewise.
19665 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
19667 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
19668 with checking disabled.
19670 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
19674 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
19675 macro definition for support of three-operand format aligned
19676 .comm directive in assembler on cygwin/pe/mingw target OS.
19677 * configure: Regenerate.
19678 * config.h: Regenerate.
19680 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
19681 aligned form of .comm directive if -mpe-aligned-commons is in effect.
19682 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
19684 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
19685 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
19687 2009-05-28 Ira Rosen <irar@il.ibm.com>
19689 PR tree-optimization/40254
19690 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
19691 in analysis of basic blocks.
19693 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
19695 PR middle-end/33699
19696 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
19697 * target-def.h (TARGET_CONST_ANCHOR): New macro.
19698 (TARGET_INITIALIZER): Use it.
19699 * cse.c (CHEAPER): Move it up to the other macros.
19700 (insert): Rename this ...
19701 (insert_with_costs): ... to this. Add cost parameters. Update
19703 (insert): New function. Call insert_with_costs.
19704 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
19705 find_reg_offset_for_const, try_const_anchors): New functions.
19706 (cse_insn): Call try_const_anchors. Adjust cost of src_related
19707 when using a const-anchor. Call insert_const_anchors.
19708 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
19709 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
19711 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
19713 * tree-inline.c (remap_decls): Enable nonlocalized variables
19714 when not optimizing.
19716 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
19718 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
19719 Simplify other tests involving optimize.
19721 2009-05-27 Tom Tromey <tromey@redhat.com>
19723 * unwind-dw2.c (_Unwind_DebugHook): New function.
19724 (uw_install_context): Call _Unwind_DebugHook.
19726 2009-05-27 Tom Tromey <tromey@redhat.com>
19728 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
19730 2009-05-27 Ian Lance Taylor <iant@google.com>
19732 * Makefile.in (LINKER, LINKER_FLAGS): Define.
19733 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
19734 (ALL_LINKERFLAGS): Define.
19735 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
19736 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
19737 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
19738 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
19739 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
19740 $(LINKER_FOR_BUILD).
19741 (build/gcov-iov$(build_exeext)): Likewise.
19743 2009-05-27 Julian Brown <julian@codesourcery.com>
19745 * gcse.c (target.h): Include.
19746 (can_assign_to_reg_without_clobbers_p): Check that the target allows
19747 copy of argument to a pseudo register.
19749 2009-05-27 Diego Novillo <dnovillo@google.com>
19751 * tree-ssa-live.c (dump_scope_block): Document arguments.
19752 (dump_scope_blocks): Document.
19753 (debug_scope_blocks): New.
19754 * tree-flow.h (debug_scope_blocks): Declare.
19756 2009-05-21 Denis Chertykov <denisc@overta.ru>
19758 * doc/contrib.texi (Contributors): Add myself to the list.
19760 2009-05-27 Olivier Hainque <hainque@adacore.com>
19762 * expr.c (target_align): New function. Alignment the TARGET of an
19763 assignment may be assume to have.
19764 (highest_pow2_factor_for_target): Use it instead of relying on
19765 immediate tree attributes of TARGET, not necessarily honored when
19766 intermediate bitfields are involved.
19768 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
19771 * config/i386/driver-i386.c (host_detect_local_cpu): Support
19772 AVX, SSE4, AES, PCLMUL and POPCNT.
19774 2009-05-27 Diego Novillo <dnovillo@google.com>
19776 * tree-pretty-print.c (dump_location): New.
19777 (dump_generic_node): Call it.
19778 Factor code to handle BLOCK nodes ...
19779 (dump_block_node): ... here.
19781 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
19783 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
19785 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
19787 * gcc-plugin.h: Include config.h and system.h.
19788 (IN_GCC): Define if not defined.
19790 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
19792 PR middle-end/40249
19793 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
19796 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
19798 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
19800 * config/m32r/m32r.h: Ditto.
19801 * config/m32r/m32r.md: Ditto.
19802 * config/m32r/predicates.md: Ditto.
19804 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
19806 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
19808 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
19811 (Loading plugins): typo.
19812 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
19813 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
19814 (Interacting with the GCC Garbage Collector): Added new section.
19815 (Giving information about a plugin): Added new section for
19817 * ggc.h (ggc_register_root_tab): Added declaration.
19818 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
19819 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
19820 (register_callback): Improved comment in declaration.
19821 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
19822 (extra_root_vec) Added static variable for dynamic roots registration.
19823 (ggc_register_root_tab) Added new routine.
19824 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
19825 PLUGIN_GGC_MARKING event.
19826 * ggc-zone.c: Include plugin.h.
19827 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
19828 * ggc-page.c: Include plugin.h.
19829 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
19830 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
19831 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
19832 (register_callback): check lack of callbacks for
19833 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
19834 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
19835 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
19836 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
19837 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
19838 dependency on plugin.h.
19839 (plugin.o): Added dependency on ggc.h...
19841 2009-05-26 Richard Guenther <rguenther@suse.de>
19843 PR middle-end/40248
19845 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19846 with mismatched comparison modes.
19848 * expr.c (expand_expr_real_1): Expand the operand of a
19849 VIEW_CONVERT_EXPR in its natural mode.
19851 2009-05-26 Ian Lance Taylor <iant@google.com>
19853 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
19854 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
19855 (ALL_COMPILERFLAGS): Define.
19856 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
19857 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
19858 (collect2$(exeext), collect2.o): Likewise.
19859 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
19860 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
19861 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
19862 (libbackend.o, intl.o, cppdefault.o): Likewise.
19863 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
19864 (build/%.o): Use $(COMPILER_FOR_BUILD).
19865 (build/gen%$(build_exeext)): Likewise.
19866 (build/gcov-iov$(build_exeext)): LIkewise.
19867 * config/t-darwin (darwin.o): Use $(COMPILER).
19868 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
19869 * config/t-sol2 (sol2-c.o): Likewise.
19870 (sol2.o): Likewise.
19871 * config/t-vxworks (vxworks.o): Likewise.
19872 * config/x-darwin (host-darwin.o): Likewise.
19873 * config/x-hpux (host-hpux.o): Likewise.
19874 * config/x-linux (host-linux.o): Likewise.
19875 * config/x-solaris (host-solaris.o): Likewise.
19876 * config/alpha/x-alpha (driver-alpha.o): Likewise.
19877 * config/arm/t-arm (arm-c.o): Likewise.
19878 * config/arm/t-pe (pe.o): Likewise.
19879 * config/arm/t-wince-pe (pe.o): Likewise.
19880 * config/i386/t-cygming (winnt.o): Likewise.
19881 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
19882 * config/i386/t-cygwin (cygwin1.o): Likewise.
19883 (cygwin2.o): Likewise.
19884 * config/i386/t-i386 (i386-c.o): Likewise.
19885 * config/i386/t-interix (winnt.o): Likewise.
19886 * config/i386/t-netware (netware.o): Likewise.
19887 * config/i386/t-nwld (nwld.o): Likewise.
19888 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
19889 * config/i386/x-i386 (driver-i386.o): Likewise.
19890 * config/i386/x-cygwin (host-cygwin.o): Likewise.
19891 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
19892 * config/ia64/t-ia64 (ia64-c.o): Likewise.
19893 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
19894 * config/mips/x-native (driver-native.o): Likewise.
19895 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
19896 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
19897 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
19898 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
19899 * config/score/t-score-elf (score7.o): Likewise.
19900 (score3.o): Likewise.
19901 * config/sh/t-sh (sh-c.o): Likewise.
19902 * config/sh/t-symbian (sh-c.o): Likewise.
19903 (symbian.o): Likewise.
19904 * config/spu/t-spu-elf (spu-c.o): Likewise.
19905 * config/v850/t-v850 (v850-c.o): Likewise.
19906 * config/v850/t-v850e (v850-c.o): Likewise.
19908 2009-05-26 Richard Guenther <rguenther@suse.de>
19910 PR tree-optimization/40122
19911 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
19912 VECTOR_CSTs if possible.
19913 (fold_gimple_assign): Likewise.
19915 2009-05-26 Richard Guenther <rguenther@suse.de>
19917 PR middle-end/40252
19918 * fold-const.c (fold_binary): Use the correct types for building
19921 2009-05-26 Richard Guenther <rguenther@suse.de>
19923 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
19924 redundant calls to merge_alias_info.
19925 (bump_vector_ptr): Likewise.
19926 * tree-ssa-copy.c (merge_alias_info): Remove.
19927 (replace_exp_1): Remove call to merge_alias_info.
19928 (propagate_tree_value): Likewise.
19929 (fini_copy_prop): Propagate points-to info.
19930 * tree-flow.h (merge_alias_info): Remove.
19932 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
19934 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
19936 2009-05-25 Jan Hubicka <jh@suse.cz>
19938 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19939 * cgraph.h (struct inline_summary): New filed self_wize,
19940 size_inlining_benefit, self_time and time_inlining_benefit.
19941 (struct cgraph_global_info): Replace insns by time ans size fields.
19942 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19943 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19944 (ipcp_update_callgraph): Do not touch function bodies.
19945 * ipa-inline.c: Include except.h
19946 (MAX_TIME): New constant.
19947 (overall_insns): Remove.
19948 (leaf_node_p): New.
19949 (overall_size, max_benefit): New static variables.
19950 (cgraph_estimate_time_after_inlining): New function.
19951 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19952 (cgraph_clone_inlined_nodes): Update size.
19953 (cgraph_mark_inline_edge): Update size.
19954 (cgraph_estimate_growth): Use size info.
19955 (cgraph_check_inline_limits): Check size.
19956 (cgraph_default_inline_p): Likewise.
19957 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19958 (cgraph_decide_recursive_inlining): Check size.
19959 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19961 (cgraph_decide_inlining): Likewise.
19962 (cgraph_decide_inlining_incrementally): Likewise; honor
19963 PARAM_EARLY_INLINING_INSNS.
19964 (likely_eliminated_by_inlining_p): New predicate.
19965 (estimate_function_body_sizes): New function.
19966 (compute_inline_parameters): Use it.
19967 * except.c (must_not_throw_labels): New function.
19968 * except.h (must_not_throw_labels): Declare.
19969 * tree-inline.c (init_inline_once): Kill inlining_weigths
19970 * tree-ssa-structalias.c: Avoid uninitialized warning.
19971 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19972 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19973 (PARAM_INLINE_CALL_COST): Remove.
19974 (PARAM_EARLY_INLINING_INSNS): New.
19976 2009-05-25 Richard Guenther <rguenther@suse.de>
19978 PR tree-optimization/36327
19979 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
19980 callback for reference translation or lookup at the point of may-defs.
19981 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
19982 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
19983 for union COMPONENT_REFs.
19984 (vn_reference_lookup_3): New callback. Lookup from memset
19985 and CONSTRUCTOR assignment, translate through struct copies.
19986 (vn_reference_lookup_pieces): Make sure to not free the
19987 passed operands array. Adjust walk_non_aliased_vuses call.
19988 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
19989 make sure we do not leak memory.
19991 2009-05-25 Richard Guenther <rguenther@suse.de>
19993 * tree-ssa-alias.h (dump_points_to_solution): Declare.
19994 * tree-inline.c (expand_call_inline): Reset the escaped and
19995 callused solutions.
19996 * tree-ssa-structalias.c (pass_build_ealias): New.
19997 * tree-pass.h (pass_build_ealias): Declare.
19998 * passes.c (init_optimization_passes): Add PTA during
19999 early optimizations.
20000 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
20001 and CALLUSED solutions.
20002 (dump_points_to_solution): New function, split out from ...
20003 (dump_points_to_info_for): ... here.
20004 * tree-parloops.c (parallelize_loops): Reset the escaped and
20005 callused solutions.
20007 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20010 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
20011 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
20013 2009-05-25 Ira Rosen <irar@il.ibm.com>
20015 PR tree-optimization/40238
20016 * tree-vect-stmts.c (vect_init_vector): Insert initialization
20017 statements after basic block's labels.
20018 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
20019 to free the allocated memory.
20021 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
20023 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
20024 return address with a USE.
20026 2009-05-24 Richard Guenther <rguenther@suse.de>
20028 PR middle-end/40233
20029 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
20030 array type from the main variant of the inner type.
20032 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20034 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
20035 definition to bool (from int) to un-break build.
20036 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
20038 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
20040 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
20041 discard_stmt_changes): Delete.
20042 * tree-ssa-operands.c (scb_stack): Delete.
20043 (init_ssa_operands): Do not initialize it.
20044 (fini_ssa_operands): Do not free it.
20045 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
20047 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
20048 update_stmt, remove the others. Fix comments.
20049 * tree-dfa.c (optimize_stack_restore): Likewise.
20050 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
20051 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
20052 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
20053 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
20055 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
20056 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
20057 (dom_opt_finalize_block): Likewise, adjusting access to
20059 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
20060 (stmts_to_rescan): Change item type to gimple.
20061 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
20063 2009-05-24 Ira Rosen <irar@il.ibm.com>
20065 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
20066 * tree-pass.h (pass_slp_vectorize): New pass.
20067 * params.h (SLP_MAX_INSNS_IN_BB): Define.
20068 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
20069 * tree-vectorizer.c (timevar.h): Include.
20070 (user_vect_verbosity_level): Declare.
20071 (vect_location): Fix comment.
20072 (vect_set_verbosity_level): Update user_vect_verbosity_level
20073 instead of vect_verbosity_level.
20074 (vect_set_dump_settings): Add an argument. Ignore user defined
20075 verbosity if dump flags require higher level of verbosity. Print to
20076 stderr only for loop vectorization.
20077 (vectorize_loops): Update call to vect_set_dump_settings.
20078 (execute_vect_slp): New function.
20079 (gate_vect_slp): Likewise.
20080 (struct gimple_opt_pass pass_slp_vectorize): New.
20081 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
20082 access its members.
20083 (vec_info_for_bb): New function.
20084 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
20085 (VECTORIZATION_ENABLED): New macro.
20086 (SLP_ENABLED, SLP_DISABLED): Likewise.
20087 (vect_is_simple_use): Add bb_vec_info argument.
20088 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
20089 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
20090 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
20091 vect_schedule_slp, vect_analyze_slp): Likewise.
20092 (vect_analyze_stmt): Add slp_tree argument.
20093 (find_bb_location): Declare.
20094 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
20095 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
20096 (vect_analyze_loop_operations, vect_analyze_loop,
20097 get_initial_def_for_induction, vect_create_epilog_for_reduction,
20098 vect_finalize_reduction, vectorizable_reduction,
20099 vectorizable_live_operation, vect_transform_loop): Likewise.
20100 * tree-data-ref.c (dr_analyze_innermost): Update comment,
20101 skip evolution analysis if analyzing a basic block.
20102 (dr_analyze_indices): Likewise.
20103 (initialize_data_dependence_relation): Skip the test whether the
20104 object is invariant for basic blocks.
20105 (compute_all_dependences): Skip dependence analysis for data
20106 references in basic blocks.
20107 (find_data_references_in_stmt): Don't fail in case of invariant
20108 access in basic block.
20109 (find_data_references_in_bb): New function.
20110 (find_data_references_in_loop): Move code to
20111 find_data_references_in_bb and add a call to it.
20112 (compute_data_dependences_for_bb): New function.
20113 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
20114 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
20116 (vect_analyze_data_ref_dependence): Check for interleaving in case of
20117 unknown dependence in basic block and fail in case of dependence in
20119 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
20120 dependence instances from either loop or basic block vectorization
20122 (vect_compute_data_ref_alignment): Check if it is loop vectorization
20123 before calling nested_in_vect_loop_p.
20124 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
20125 dependence instances from either loop or basic block vectorization
20127 (vect_verify_datarefs_alignment): Likewise.
20128 (vect_enhance_data_refs_alignment): Adjust function calls.
20129 (vect_analyze_data_refs_alignment): Likewise.
20130 (vect_analyze_group_access): Fix printing. Skip different checks if
20131 DR_STEP is 0. Keep strided stores either in loop or basic block
20132 vectorization data structure. Fix indentation.
20133 (vect_analyze_data_ref_access): Fix comments, allow zero step in
20135 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
20136 dependence instances from either loop or basic block vectorization
20138 (vect_analyze_data_refs): Update comment. Call
20139 compute_data_dependences_for_bb to analyze basic blocks.
20140 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
20141 case of loop vectorization. In case of basic block vectorization use
20142 data-ref itself as a base.
20143 (vect_create_data_ref_ptr): In case of basic block vectorization:
20144 don't advance the pointer, add new statements before the current
20145 statement. Adjust function calls.
20146 (vect_supportable_dr_alignment): Support only aligned accesses in
20147 basic block vectorization.
20148 * common.opt (ftree-slp-vectorize): New flag.
20149 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
20150 (vect_pattern_recog_1): Likewise.
20151 * tree-vect-stmts.c (process_use): Likewise.
20152 (vect_init_vector): Add new statements in the beginning of the basic
20153 block in case of basic block SLP.
20154 (vect_get_vec_def_for_operand): Adjust function calls.
20155 (vect_finish_stmt_generation): Likewise.
20156 (vectorizable_call): Add assert that it is loop vectorization, adjust
20158 (vectorizable_conversion, vectorizable_assignment): Likewise.
20159 (vectorizable_operation): In case of basic block SLP, take
20160 vectorization factor from statement's type and skip the relevance
20161 check. Adjust function calls.
20162 (vectorizable_type_demotion): Add assert that it is loop
20163 vectorization, adjust function calls.
20164 (vectorizable_type_promotion): Likewise.
20165 (vectorizable_store): Check for outer loop only in case of loop
20166 vectorization. Adjust function calls. For basic blocks, skip the
20167 relevance check and don't advance pointers.
20168 (vectorizable_load): Likewise.
20169 (vectorizable_condition): Add assert that it is loop vectorization,
20170 adjust function calls.
20171 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
20172 that it is not reduction, get vector type, call only supported
20173 functions, skip loop specific parts.
20174 (vect_transform_stmt): Check for outer loop only in case of loop
20176 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
20177 (vect_is_simple_use): Fix comment, add new argument, fix conditions
20178 for external definition.
20179 * passes.c (pass_slp_vectorize): New pass.
20180 * tree-vect-slp.c (find_bb_location): New function.
20181 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
20182 check for patterns only in loops.
20183 (vect_build_slp_tree): Add argument, adjust function calls, fail in
20184 case of multiple types in basic block SLP.
20185 (vect_mark_slp_stmts_relevant): New function.
20186 (vect_supported_load_permutation_p): Fix comment.
20187 (vect_analyze_slp_instance): Add argument. In case of basic block
20188 SLP, take vectorization factor from statement's type, check that
20189 unrolling factor is 1. Adjust function call. Save SLP instance in
20190 either loop or basic block vectorization structure. Return FALSE,
20192 (vect_analyze_slp): Add argument. Get strided stores groups from
20193 either loop or basic block vectorization structure. Return FALSE
20194 if basic block SLP failed.
20195 (new_bb_vec_info): New function.
20196 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
20197 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
20198 (vect_schedule_slp): Add argument. Get SLP instances from either
20199 loop or basic block vectorization structure. Set vectorization factor
20200 to be 1 for basic block SLP.
20201 (vect_slp_transform_bb): New function.
20202 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
20204 2009-05-23 Mark Mitchell <mark@codesourcery.com>
20206 * final.c (shorten_branches): Do not align labels for jump tables.
20207 (final_scan_insn): Use JUMP_TABLE_DATA_P.
20209 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
20211 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
20212 Remove outdated reference to flow.c and fix nits.
20213 * doc/gccint.texi: Tweak RTL description.
20214 * doc/rtl.texi: Likewise.
20216 2009-05-23 Denis Chertykov <chertykov@gmail.com>
20218 * config/avr/avr.c: Change my email address.
20219 * config/avr/avr.h: Likewise.
20220 * config/avr/avr.md: Likewise.
20221 * config/avr/avr-protos.h: Likewise.
20222 * config/avr/libgcc.S: Likewise.
20224 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
20226 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
20227 (spu_split_load, spu_split_store): Change return type to int.
20228 (spu_split_convert): Declare.
20229 * config/spu/predicates.md (spu_mem_operand): Remove.
20230 (spu_mov_operand): Update.
20231 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
20232 * config/spu/spu.c (regno_aligned_for_load): Remove.
20233 (reg_aligned_for_addr, spu_expand_load): Define.
20234 (spu_expand_extv): Reimplement and handle MEM.
20235 (spu_expand_insv): Handle MEM.
20236 (spu_sched_reorder): Handle insn's with length 0.
20237 (spu_legitimate_address_p): Reimplement.
20238 (store_with_one_insn_p): Return TRUE for any mode with size
20239 larger than 16 bytes.
20240 (address_needs_split): Define.
20241 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
20243 (spu_convert_move): Define.
20244 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
20245 (spu_split_store): Change all MEM's to TImode.
20246 (spu_init_expanders): Preallocate registers that correspond to
20247 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
20249 (spu_split_convert): Define.
20250 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
20251 (_move<mode>, _movdi, _movti): Update predicate and condition.
20252 (load, store): Change to define_split.
20253 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
20255 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
20256 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
20257 define_insn_and_split of lshr<mode>3.
20258 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
20259 (<v>ashr<mode>3_imm): Define.
20260 (extv, extzv, insv): Allow MEM operands.
20261 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
20262 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
20263 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
20264 (_spu_convert2): Change to define_insn_and_split and remove the
20265 corresponding define_peephole2.
20266 (stack_protect_set, stack_protect_test, stack_protect_test_si):
20267 Change predicates to memory_operand.
20269 2009-05-22 Mark Mitchell <mark@codesourcery.com>
20271 * config/arm/thumb2.md: Add 16-bit multiply instructions.
20273 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
20275 PR tree-optimization/40219
20276 * tree.c (iterative_hash_expr): Make sure the builtin function is
20277 a normal builtin function and not a front end or back end builtin
20278 before indexing into the built_in_decls array.
20280 2009-05-22 Richard Guenther <rguenther@suse.de>
20282 PR middle-end/38964
20283 * alias.c (write_dependence_p): Do not use TBAA for answering
20284 anti-dependence or output-dependence.
20285 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
20286 (emit_pointer_definition): Remove.
20287 (emit_alias_warning): Likewise.
20288 (find_what_var_points_to): Remove TBAA pruning code.
20289 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
20291 (compute_points_to_sets): Remove code computing the set of
20292 dereferenced pointers.
20293 * tree-data-ref.c (dr_may_alias_p): Properly use the split
20294 oracle for querying anti and output dependencies.
20295 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
20296 if TBAA may be applied.
20297 (refs_anti_dependent_p): New function.
20298 (refs_output_dependent_p): Likewise.
20299 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
20300 (refs_output_dependent_p): Likewise.
20301 * doc/tree-ssa.texi (Memory model): New section.
20302 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
20303 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
20304 * cfgexpand.c (expand_gimple_basic_block): Do not handle
20305 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
20306 * expr.c (expand_expr_real_1): Likewise.
20307 * gimple-low.c (lower_stmt): Likewise.
20308 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
20309 (dump_gimple_cdt): Remove.
20310 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
20311 (gimple_size): Likewise.
20312 (walk_gimple_op): Likewise.
20313 (is_gimple_stmt): Likewise.
20314 (walk_stmt_load_store_addr_ops): Likewise.
20315 (gimple_build_cdt): Remove.
20316 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
20317 * gimple.h (gimple_cdt_new_type): Remove.
20318 (gimple_cdt_new_type_ptr): Likewise.
20319 (gimple_cdt_set_new_type): Likewise.
20320 (gimple_cdt_location): Likewise.
20321 (gimple_cdt_location_ptr): Likewise.
20322 (gimple_cdt_set_location): Likewise.
20323 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
20324 * tree-cfg.c (remove_useless_stmts_1): Do not handle
20325 GIMPLE_CHANGE_DYNAMIC_TYPE.
20326 (verify_types_in_gimple_stmt): Likewise.
20327 * tree-inline.c (estimate_num_insns): Likewise.
20328 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
20329 (copy_decl_to_var): Likewise.
20330 (copy_result_decl_to_var): Likewise.
20331 * tree-pretty-print.c (dump_generic_node): Do not handle
20332 CHANGE_DYNAMIC_TYPE_EXPR.
20333 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
20334 * tree-ssa-operands.c (get_expr_operands): Likewise.
20335 * tree-ssa-structalias.c (struct variable_info): Remove
20336 no_tbaa_pruning member.
20337 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
20338 (unify_nodes): Do not copy it.
20339 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
20340 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
20341 (set_uids_in_ptset): Do not check it.
20342 (find_what_var_points_to): Likewise.
20343 (compute_tbaa_pruning): Remove.
20344 (compute_points_to_sets): Do not call it.
20345 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
20346 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
20347 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
20348 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
20349 (DECL_NO_TBAA_P): Likewise.
20350 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
20351 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
20352 (expand_omp_atomic_pipeline): Do not set it.
20353 * print-tree.c (print_node): Do not dump it.
20354 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20357 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
20360 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
20363 2009-05-22 Mark Mitchell <mark@codesourcery.com>
20365 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
20368 2009-05-22 Ben Elliston <bje@au.ibm.com>
20370 * Makefile.in (bversion.h, s-bversion): New targets.
20371 (TOPLEV_H): Add bversion.h.
20372 * toplev.h: Include "bversion.h".
20373 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
20374 the __format__ attribute only if compiling with the same version
20375 of GCC as the sources (the "build version").
20377 2009-05-22 Ben Elliston <bje@au.ibm.com>
20379 * c-format.c (handle_format_attribute): Fix comment typo.
20381 2009-05-21 Steve Ellcey <sje@cup.hp.com>
20384 * config/ia64/ia64.opt (mfused-madd): New.
20385 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
20386 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
20387 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
20388 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
20389 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
20390 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
20391 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
20392 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
20393 instruction if !TARGET_FUSED_MADD.
20394 (fpma, fpms): Remove colon from name.
20396 2009-05-22 Richard Guenther <rguenther@suse.de>
20398 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
20399 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
20400 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
20402 (create_expression_by_pieces): Only convert if necessary.
20403 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
20404 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
20406 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
20408 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
20409 regular pattern from a template and rename it ...
20410 (*extzv_truncsi_exts): ... to this.
20412 2009-05-21 Richard Guenther <rguenther@suse.de>
20414 * cgraph.h (struct cgraph_node): Remove inline_decl member.
20415 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
20416 (cgraph_default_inline_p): Likewise.
20417 (cgraph_decide_inlining_incrementally): Likewise.
20419 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
20420 Uros Bizjak <ubizjak@gmail.com>
20422 * config/i386/cpuid.h (bit_MOVBE): New.
20424 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
20426 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
20427 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
20428 (ix86_handle_option): Handle OPT_mmovbe.
20429 (ix86_target_string): Add -mmovbe.
20430 (pta_flags): Add PTA_MOVBE.
20431 (processor_alias_table): Add PTA_MOVBE to "atom".
20432 (override_options): Handle PTA_MOVBE.
20434 * config/i386/i386.h (TARGET_MOVBE): New.
20436 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
20437 (*bswapsi_movbe): New.
20438 (*bswapdi_movbe): Likewise.
20439 (bswapdi2): Renamed to ...
20440 (*bswapdi_1): This.
20441 (bswapdi2): New expander.
20443 * config/i386/i386.opt (mmovbe): New.
20445 * doc/invoke.texi: Document -mmovbe.
20447 2009-05-21 Taras Glek <tglek@mozilla.com>
20449 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
20450 * gcc-plugin.h (plugin_init): Updated signature.
20451 * gcc-plugin.h (plugin_name_args): Moved to this header.
20452 * doc/plugins.texi (plugin_init): Updated documention to reflect
20454 * doc/plugins.texi (plugin_name_args): Added to documention.
20456 2009-05-21 Mark Mitchell <mark@codesourcery.com>
20458 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
20459 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
20461 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
20463 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
20464 JUMP_TABLE_DATA_P predicates where applicable.
20465 * config/i386/predicates.md: Ditto.
20466 * config/i386/sse.md: Ditto.
20468 2009-05-21 Jakub Jelinek <jakub@redhat.com>
20470 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
20471 operand2 -128 override length_immediate attribute to 1.
20472 * config/i386/predicates.md (constm128_operand): New predicate.
20474 * config/i386/i386.c (memory_address_length): Handle %r12
20475 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
20477 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
20478 mode look through optional ZERO_EXTEND and SUBREG.
20479 * config/i386/i386.md (R12_REG): New define_constant.
20480 (prefix_data16): For sse unit set also for MODE_TI insns.
20481 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
20482 insns set if operand 1 is ext_QIreg_operand.
20483 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
20484 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
20486 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
20487 mode from MODE_DI to MODE_SI.
20488 (movdi_1_rex64): Override modrm and length_immediate attributes
20489 only for movabs (TYPE_IMOV, alternative 2).
20490 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
20491 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
20492 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
20493 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
20494 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
20495 prefix_rex attribute if DImode.
20496 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
20497 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
20498 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
20499 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
20500 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
20501 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
20502 Likewise. For TYPE_IMOV clear length_immediate attribute.
20503 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
20504 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
20505 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
20506 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
20507 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
20508 or one operand TYPE_ISHIFT.
20509 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
20510 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
20511 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
20512 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
20513 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
20514 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
20515 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
20516 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
20517 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
20518 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
20519 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
20520 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
20521 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
20522 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
20523 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
20524 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
20525 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
20526 set mode attribute, don't override length attribute.
20527 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
20529 (return_internal_long): Set length attribute to 2 instead of 1.
20530 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
20531 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
20532 prefix_rex attribute.
20533 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
20535 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
20537 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20539 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
20541 2009-05-20 Ian Lance Taylor <iant@google.com>
20543 * tree.c (build_tree_list_vec_stat): New function.
20544 (ctor_to_vec): New function.
20545 (build_nt_call_vec): New function.
20546 (build_call_array): Change args to be a const pointer.
20547 (build_call_vec): New function.
20548 * tree.h (build_nt_call_vec): Declare.
20549 (build_tree_list_vec_stat): Declare.
20550 (build_tree_list_vec): Define.
20551 (build_call_array): Update declaration.
20552 (build_call_vec): Declare.
20553 (ctor_to_vec): Declare.
20554 * c-common.c (tree_vector_cache): New static variable.
20555 (make_tree_vector): New function.
20556 (release_tree_vector): New function.
20557 (make_tree_vector_single): New function.
20558 (make_tree_vector_copy): New function.
20559 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
20560 (make_tree_vector_single, make_tree_vector_copy): Declare.
20561 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
20562 (c_parser_expr_list): Don't manage cache here, instead call
20564 (c_parser_release_expr_list): Remove static function.
20565 (c_parser_vec_to_tree_list): Remove static function.
20566 (c_parser_attributes): Call build_tree_list_vec instead of
20567 c_parser_vec_to_tree_list. Call release_tree_vector instead of
20568 c_parser_release_expr_list.
20569 (c_parser_postfix_expression_after_primary): Likewise.
20570 (c_parser_objc_keywordexpr): Likewise.
20572 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
20574 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
20575 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
20576 TARGET_CONVERT_TO_TYPE.
20577 * hooks.c (hook_tree_const_tree_null): Define.
20578 * hooks.h (hook_tree_const_tree_null): Declare.
20579 * target.h (struct gcc_target): Add invalid_parameter_type,
20580 invalid_return_type, promoted_type, and convert_to_type fields.
20581 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
20582 (TARGET_INVALID_RETURN_TYPE): Define.
20583 (TARGET_PROMOTED_TYPE): Define.
20584 (TARGET_CONVERT_TO_TYPE): Define.
20585 (TARGET_INITIALIZER): Update for new fields.
20586 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
20587 (grokparms): Check targetm.invalid_parameter_type.
20588 * c-typeck.c (default_conversion): Check targetm.promoted_type.
20589 * c-convert.c (convert): Check targetm.convert_to_type.
20591 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
20593 * config/mips/mips.md (*extenddi_truncate<mode>,
20594 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
20596 (*extendhi_truncateqi): New define_insn_and_sptit.
20598 2009-05-20 Jakub Jelinek <jakub@redhat.com>
20600 PR middle-end/40204
20601 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
20602 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
20604 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
20606 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
20607 the operand of VIEW_CONVERT_EXPR.
20609 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
20611 * config/i386/driver-i386.c (host_detect_local_cpu): Check
20612 extended family and model for Intel processors. Support Intel Atom.
20614 2009-05-20 Olivier Hainque <hainque@adacore.com>
20616 * gstab.h (stab_code_type): Define, to be used instead of the
20617 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
20619 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
20620 occurrences by stab_code_type.
20621 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
20623 2009-05-20 Martin Jambor <mjambor@suse.cz>
20625 * tree-flow.h (insert_edge_copies_seq): Undeclare.
20626 (sra_insert_before): Likewise.
20627 (sra_insert_after): Likewise.
20628 (sra_init_cache): Likewise.
20629 (sra_type_can_be_decomposed_p): Likewise.
20630 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
20631 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
20632 (sra_insert_before): Likewise.
20633 (sra_insert_after): Likewise.
20634 (sra_init_cache): Likewise.
20635 (insert_edge_copies_seq): Made static and moved upwards.
20637 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
20640 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
20642 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
20643 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
20646 2009-05-20 Richard Guenther <rguenther@suse.de>
20648 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
20649 with mismatched comparison modes.
20651 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20653 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
20654 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
20655 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
20656 with shifts for Thumb2.
20657 (orsi_notsi): New for orn.
20658 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
20659 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
20660 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
20661 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
20662 Don't invert remainder for IOR.
20664 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
20666 PR tree-optimization/40087
20667 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
20668 number_of_iterations_ne): Rename never_infinite argument.
20669 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
20670 number_of_iterations_le): Handle pointer-type ivs when
20671 exit_must_be_taken is false.
20672 (number_of_iterations_cond): Do not always assume that
20673 exit_must_be_taken if the control variable is a pointer.
20675 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20677 * c-typeck.c (build_binary_op): Allow % on integal vectors.
20678 * doc/extend.texi (Vector Extension): Document that % is allowed too.
20680 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
20682 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
20683 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
20685 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20688 * c.opt (Wlogical-op): Disabled by default.
20689 * c-opt (c_common_post_options): Do not enable Wlogical-op with
20691 * doc/invoke.texi (Wlogical-op): Likewise.
20693 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
20695 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
20697 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
20698 Propagate the type of the first operand.
20699 <ASSERT_EXPR>: Simplify.
20700 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
20701 Rewrite using the RHS code as discriminant.
20702 <NOP_EXPR>: Turn into CASE_CONVERT.
20703 <PLUS_EXPR>: Propagate the type of the first operand.
20705 2009-05-19 Steve Ellcey <sje@cup.hp.com>
20707 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
20708 (ia64_dconst_0_375): New.
20709 * config/ia64/ia64.c (ia64_override_options): Remove
20710 -minline-sqrt-min-latency warning.
20711 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
20712 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
20713 * config/ia64/ia64.md (*sqrt_approx): Remove.
20714 (sqrtsf2): Remove #if 0.
20715 (sqrtsf2_internal_thr): Rewrite and move to div.md.
20716 (sqrtdf): Remove assert.
20717 (sqrtdf2_internal_thr): Rewrite and move to div.md.
20718 (sqrtxf2): Remove #if 0.
20719 (sqrtxf2_internal_thr): Rewrite and move to div.md.
20720 * div.md (sqrt_approx_rf): New.
20721 (sqrtsf2_internal_thr): New implementation.
20722 (sqrtsf2_internal_lat): New.
20723 (sqrtdf2_internal_thr: New implementation.
20724 (sqrtxf2_internal): New implementation.
20726 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
20727 Hans-Peter Nilsson <hp@axis.com>
20729 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
20730 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
20731 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
20732 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
20733 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
20734 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
20735 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
20736 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
20737 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
20738 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
20739 * c-common.c: ...from here.
20741 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20743 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
20745 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20747 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
20749 2009-05-19 Ben Elliston <bje@au.ibm.com>
20751 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
20752 assignments with memcpy calls.
20753 (add_fdes): Likewise.
20754 (binary_search_unencoded_fdes): Likewise.
20755 (linear_search_fdes): Eliminate type puns.
20757 2009-05-19 Richard Guenther <rguenther@suse.de>
20759 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
20760 not falsely claim to have propagated into all uses.
20762 2009-05-19 Ben Elliston <bje@au.ibm.com>
20764 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
20767 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
20769 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
20770 * config/sh/sh.c (sh_legitimate_address_p): Make static.
20771 (TARGET_LEGITIMATE_ADDRESS_P): New.
20772 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20773 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
20775 2009-05-18 Dodji Seketeli <dodji@redhat.com>
20778 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
20779 child of the containing namespace's DIE.
20781 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
20783 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
20784 *zero_extendhi_truncqi): Move after the zero_extend patterns.
20785 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
20788 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
20791 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
20792 gen_align with gen_pad.
20793 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
20794 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
20796 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
20797 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
20799 * config/i386/i386.md (align): Renamed to ...
20800 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
20801 ASM_OUTPUT_MAX_SKIP_PAD.
20803 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
20805 * config.gcc: Fix variable syntax.
20808 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
20809 before calling exact_log2.
20810 (output_iorsi3): Likewise.
20811 (output_xorsi3): Likewise.
20813 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
20815 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
20816 for the none zero constant operand except for EQ and NE
20817 comprisons even when the first operand is R0.
20819 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
20821 * config/s390/2064.md: Remove trailing whitespaces.
20822 * config/s390/2084.md: Likewise.
20823 * config/s390/constraints.md: Likewise.
20824 * config/s390/fixdfdi.h: Likewise.
20825 * config/s390/libgcc-glibc.ver: Likewise.
20826 * config/s390/s390-modes.def: Likewise.
20827 * config/s390/s390-protos.h: Likewise.
20828 * config/s390/s390.c: Likewise.
20829 * config/s390/s390.h: Likewise.
20830 * config/s390/s390.md: Likewise.
20831 * config/s390/tpf-unwind.h: Likewise.
20833 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
20835 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
20837 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
20840 * configure.ac (m68k-*-*): Check if binutils support TLS.
20841 * configure: Regenerate.
20842 * config/m68k/predicates.md (symbolic_operand): Extend comment.
20843 * config/m68k/constraints.md (Cu): New constraint.
20844 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
20845 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
20846 (movsi): Handle TLS symbols.
20847 (addsi3_5200): Handle XTLS symbols, indent.
20848 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
20849 (m68k_tls_reference_p): Declare.
20850 (m68k_legitimize_address): Declare.
20851 (m68k_unwrap_symbol): Declare.
20852 * config/m68k/m68k.opt (mxtls): New option.
20853 * config/m68k/m68k.c (ggc.h): Include.
20854 (m68k_output_dwarf_dtprel): Implement hook.
20855 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
20856 (m68k_expand_prologue): Load GOT pointer when function needs it.
20857 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
20858 (m68k_legitimate_constant_address_p): Same.
20859 (m68k_decompose_address): Handle TLS references.
20860 (m68k_get_gp): New static function.
20861 (enum m68k_reloc): New contants.
20862 (TLS_RELOC_P): New macro.
20863 (m68k_wrap_symbol): New static function.
20864 (m68k_unwrap_symbol): New function.
20865 (m68k_final_prescan_insn_1): New static function.
20866 (m68k_final_prescan_insn): New function.
20867 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
20869 (legitimize_pic_address): Handle TLS references..
20870 (m68k_tls_get_addr, m68k_get_tls_get_addr)
20871 (m68k_libcall_value_in_a0_p)
20872 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
20873 (m68k_call_m68k_read_tp): Helper variables and functions for ...
20874 (m68k_legitimize_tls_address): Handle TLS references.
20875 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
20877 (m68k_legitimize_address): Handle TLS symbols.
20878 (m68k_get_reloc_decoration): New static function.
20879 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
20881 (m68k_output_dwarf_dtprel): Implement hook.
20882 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
20883 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
20884 m68k_call_* routines.
20885 (sched_attr_op_type): Handle TLS symbols.
20886 (gt-m68k.h): Include.
20887 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
20888 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
20890 2009-05-18 Martin Jambor <mjambor@suse.cz>
20892 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
20893 (visit_store_addr_for_mod_analysis): New function.
20894 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
20895 (determine_cst_member_ptr): Use gimple_assign_single_p.
20896 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
20897 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
20898 operands. Don't check number of operands of a NOP_EXPR.
20900 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
20902 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
20904 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
20907 * c-common.c (warn_logical_operator): Don't warn if one of
20908 expression isn't always true or false.
20910 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
20912 * config/i386/biarch32.h: New file.
20913 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
20915 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
20917 * config/mips/mips.md (*zero_extend<mode>_trunchi,
20918 *zero_extend<mode>_truncqi): Merge these into ...
20919 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
20920 Name the pattern following this as *zero_extendhi_truncqi.
20922 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
20924 PR middle-end/39301
20925 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
20926 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
20927 (output_info): Make field HOST_WIDEST_INT.
20928 (print_statistics): Use HOST_WIDEST_INT_PRINT.
20929 (dump_bitmat_statistics): Same.
20931 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
20933 * config.gcc (use_gcc_stdint): Set to wrap.
20934 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
20935 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
20936 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20937 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20938 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20939 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20940 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20941 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20943 2009-05-16 Joseph Myers <joseph@codesourcery.com>
20945 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
20947 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
20948 Move definitions earlier.
20949 (OPT_ARCH64, OPT_ARCH32): Define.
20950 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
20953 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
20956 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
20959 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
20961 * arm.md (movdi2): Copy non-reg values to DImode registers.
20963 2009-05-16 Jakub Jelinek <jakub@redhat.com>
20966 * final.c (label_to_max_skip): New function.
20967 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
20968 CODE_LABEL_NUMBER <= max_labelno.
20969 * output.h (label_to_max_skip): New prototype.
20970 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
20971 (ix86_avoid_jump_mispredicts): ... this. Don't define if
20972 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
20973 Handle CODE_LABELs with >= 16 byte alignment or with
20974 max_skip == (1 << align) - 1.
20975 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
20976 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
20979 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
20980 .p2align 3 if MAX_SKIP is smaller than 7.
20981 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
20983 2009-05-15 Ian Lance Taylor <iant@google.com>
20985 * alias.c (struct alias_set_entry_d): Rename from struct
20986 alias_set_entry. Change all uses.
20987 * except.c (struct call_site_record_d): Rename from struct
20988 call_site_record. Change all uses.
20989 * except.h (struct eh_region_d): Rename from struct eh_region.
20991 * gcse.c (struct hash_table_d): Rename from struct hash_table.
20993 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
20994 ivtype_map_elt. Change all uses.
20995 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
20997 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
20998 * graphite.h (struct name_tree_d): Rename from struct name_tree.
21000 (struct sese_d): Rename from struct sese. Change all uses.
21001 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
21002 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
21003 * optabs.h (struct optab_d): Rename from struct optab. Change all
21005 (struct convert_optab_d): Rename from struct convert_optab.
21007 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
21008 ipa_opt_pass. Change all uses.
21009 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
21012 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
21013 defined as a typedef.
21014 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
21017 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21020 * fold-const.c (make_range,build_range_check,merge_ranges): Move
21022 (merge_ranges): Returns bool.
21023 * tree.h (make_range): .. to here.
21024 (build_range_check): Likewise.
21025 (merge_ranges): Likewise. Renamed from merge_ranges.
21026 * c-typeck.c (parser_build_binary_op): Update calls to
21027 warn_logical_operator.
21028 * c-common.c (warn_logical_operator): Add new warning.
21029 * c-common.h (warn_logical_operator): Update declaration.
21031 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21033 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
21035 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21037 * doc/install.texi: Document MPC requirements, flags etc.
21039 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
21040 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
21041 Evaluate constant arguments.
21042 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
21043 (fold_builtin_1): Likewise, also evaluate constant arguments.
21044 Remove superfluous break.
21045 (do_mpc_ckconv): New.
21046 * real.h: Include mpc.h.
21047 * toplev.c (print_version): Output MPC version info if available.
21049 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21051 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
21053 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
21055 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
21058 2009-05-15 Jan Hubicka <jh@suse.cz>
21060 * doc/invoke.texi (max-early-inliner-iterations): New flag.
21061 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
21062 (try_inline): Fix return value.
21063 (cgraph_decide_inlining_incrementally): Honor new value.
21064 (cgraph_early_inlining): Handle indirect inlining.
21065 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
21067 2009-05-15 Jan Hubicka <jh@suse.cz>
21069 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
21070 * cgraphunit.c (cgraph_finalize_function): Set it.
21071 (cgraph_expand_function): Use it.
21073 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21075 * real.c (encode_ieee_half): Define.
21076 (decode_ieee_half): Define.
21077 (ieee_half_format): Define.
21078 (arm_half_format): Define.
21079 * real.h (ieee_half_format): Declare.
21080 (arm_half_format): Declare.
21082 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21084 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
21085 swapped, and reversed optabs exist before trying to use them.
21087 2009-05-15 Paul Brook <paul@codesourcery.com>
21088 Sandra Loosemore <sandra@codesourcery.com>
21090 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
21091 loads. Allow PRE_DEC.
21092 (output_move_neon): Handle PRE_DEC.
21093 (arm_print_operand): Add 'A' for neon structure loads.
21094 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
21095 * config/arm/neon.md (neon_mov): Update comment.
21096 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
21098 (Um): New constraint.
21100 2009-05-15 Jan Hubicka <jh@suse.cz>
21102 Revert the following patch until testsuite fallout is fixed:
21103 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
21104 * cgraph.h (struct inline_summary): New filed self_wize,
21105 size_inlining_benefit, self_time and time_inlining_benefit.
21106 (struct cgraph_global_info): Replace insns by time ans size fields.
21107 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
21108 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
21109 (ipcp_update_callgraph): Do not touch function bodies.
21110 * ipa-inline.c: Include except.h
21111 (MAX_TIME): New constant.
21112 (overall_insns): Remove
21113 (overall_size, max_benefit): New static variables.
21114 (cgraph_estimate_time_after_inlining): New function.
21115 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
21116 (cgraph_clone_inlined_nodes): Update size.
21117 (cgraph_mark_inline_edge): Update size.
21118 (cgraph_estimate_growth): Use size info.
21119 (cgraph_check_inline_limits): Check size.
21120 (cgraph_default_inline_p): Likewise.
21121 (cgraph_edge_badness): Compute badness based on benefit and size cost.
21122 (cgraph_decide_recursive_inlining): Check size.
21123 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
21125 (cgraph_decide_inlining): Likewise.
21126 (cgraph_decide_inlining_incrementally): Likewise; honor
21127 PARAM_EARLY_INLINING_INSNS.
21128 (likely_eliminated_by_inlining_p): New predicate.
21129 (estimate_function_body_sizes): New function.
21130 (compute_inline_parameters): Use it.
21131 * except.c (must_not_throw_labels): New function.
21132 * except.h (must_not_throw_labels): Declare.
21133 * tree-inline.c (init_inline_once): Kill inlining_weigths
21134 * tree-ssa-structalias.c: Avoid uninitialized warning.
21135 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
21136 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
21137 (PARAM_INLINE_CALL_COST): Remove.
21138 (PARAM_EARLY_INLINING_INSNS): New.
21140 2009-05-15 Richard Guenther <rguenther@suse.de>
21142 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
21143 not TODO_update_ssa.
21145 2009-05-15 Richard Guenther <rguenther@suse.de>
21147 PR tree-optimization/39999
21148 * gimple.h (gimple_expr_type): Use the expression type looking
21149 through useless conversions.
21150 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
21151 (vn_nary_op_insert_stmt): Likewise.
21152 (simplify_binary_expression): Likewise.
21154 2009-05-15 Richard Guenther <rguenther@suse.de>
21156 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
21157 New options, enabled by default.
21158 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
21160 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
21161 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
21162 * tree-ssa-structalias.c (gate_tree_pta): New function.
21163 (pass_build_alias): Use it.
21165 2009-05-15 Joseph Myers <joseph@codesourcery.com>
21167 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
21168 recurse on an invariant address if a conversion from a pointer
21169 type to a wider integer type is involved.
21171 2009-05-15 Jan Hubicka <jh@suse.cz>
21173 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
21174 * cgraph.h (struct inline_summary): New filed self_wize,
21175 size_inlining_benefit, self_time and time_inlining_benefit.
21176 (struct cgraph_global_info): Replace insns by time ans size fields.
21177 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
21178 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
21179 (ipcp_update_callgraph): Do not touch function bodies.
21180 * ipa-inline.c: Include except.h
21181 (MAX_TIME): New constant.
21182 (overall_insns): Remove
21183 (overall_size, max_benefit): New static variables.
21184 (cgraph_estimate_time_after_inlining): New function.
21185 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
21186 (cgraph_clone_inlined_nodes): Update size.
21187 (cgraph_mark_inline_edge): Update size.
21188 (cgraph_estimate_growth): Use size info.
21189 (cgraph_check_inline_limits): Check size.
21190 (cgraph_default_inline_p): Likewise.
21191 (cgraph_edge_badness): Compute badness based on benefit and size cost.
21192 (cgraph_decide_recursive_inlining): Check size.
21193 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
21195 (cgraph_decide_inlining): Likewise.
21196 (cgraph_decide_inlining_incrementally): Likewise; honor
21197 PARAM_EARLY_INLINING_INSNS.
21198 (likely_eliminated_by_inlining_p): New predicate.
21199 (estimate_function_body_sizes): New function.
21200 (compute_inline_parameters): Use it.
21201 * except.c (must_not_throw_labels): New function.
21202 * except.h (must_not_throw_labels): Declare.
21203 * tree-inline.c (init_inline_once): Kill inlining_weigths
21204 * tree-ssa-structalias.c: Avoid uninitialized warning.
21205 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
21206 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
21207 (PARAM_INLINE_CALL_COST): Remove.
21208 (PARAM_EARLY_INLINING_INSNS): New.
21209 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
21210 (inline-call-cost): Remove.
21211 (early-inlining-insns): New.
21213 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
21215 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
21217 (print_int_cst_bounds_in_octal_p): Likewise.
21218 (dbxout_type): Adjust calls to above functions. Be prepared to deal
21220 * dwarf2out.c (base_type_die): Likewise.
21221 (is_subrange_type): Delete.
21222 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
21223 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
21224 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
21225 if the destination type is boolean.
21226 (build_range_check): Do not special-case subtypes.
21227 (fold_sign_changed_comparison): Likewise.
21228 (fold_unary): Likewise.
21229 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
21230 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
21231 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
21232 * tree.c (subrange_type_for_debug_p): New predicate based on the
21233 former is_subrange_type.
21234 * tree.h (subrange_type_for_debug_p): Declare.
21235 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
21236 (convert_affine_scev): Remove call to above function.
21237 (chrec_convert_aggressive): Likewise.
21238 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
21239 false for conversions involving subtypes.
21240 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
21241 (vrp_val_min): Likewise.
21242 (needs_overflow_infinity): Likewise.
21243 (extract_range_from_unary_expr): Likewise.
21245 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
21247 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
21248 * config/frv/frv.c: Likewise.
21249 * config/s390/s390.c: Likewise.
21250 * config/sparc/sparc.h: Likewise.
21251 * config/i386/i386.h: Likewise.
21252 * config/i386/i386.c: Likewise.
21253 * config/crx/crx.c: Likewise.
21254 * config/m68hc11/m68hc11.h: Likewise.
21255 * config/iq2000/iq2000.c: Likewise.
21256 * config/mn10300/mn10300.h: Likewise.
21257 * config/mn10300/mn10300.c: Likewise.
21258 * config/m68k/m68k.c: Likewise.
21259 * config/rs6000/rs6000.c: Likewise.
21260 * config/rs6000/xcoff.h: Likewise.
21261 * config/rs6000/linux64.h: Likewise.
21262 * config/rs6000/sysv4.h: Likewise.
21263 * config/score/score3.c: Likewise.
21264 * config/score/score7.c: Likewise.
21265 * config/score/score.c: Likewise.
21266 * config/arm/arm.md: Likewise.
21267 * config/mips/mips.c: Likewise.
21268 * config/mips/mips.md: Likewise.
21269 * config/bfin/bfin.h: Likewise.
21270 * config/pa/pa.c: Likewise.
21271 * config/pa/constraints.md: Likewise.
21273 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
21274 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
21275 * config/pdp11/pdp11.h: Use memory_address_p instead.
21277 2009-05-14 Ian Lance Taylor <iant@google.com>
21279 * passes.c (finish_optimization_passes): Change i to int.
21280 * plugin.c (plugins_active_p): Change event to int.
21281 (dump_active_plugins): Likewise.
21282 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
21284 * tree.c (tree_range_check_failed): Change c to unsigned int.
21285 (omp_clause_range_check_failed): Likewise.
21286 (build_common_builtin_nodes): Change mode to int. Add cast.
21287 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
21288 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
21290 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
21291 ++ or -- with a variable of enum type.
21293 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
21296 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
21298 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
21300 * store-motion.c: Do not include params.h
21301 * Makefile.in: Fix dependencies for various files.
21303 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
21305 * auto-inc-dec.c: Fix pass description, remove apparent
21306 accidental duplication.
21308 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
21310 PR middle-end/40147
21311 * ipa-utils.h (memory_identifier_string): Moved to ...
21312 * tree.h (memory_identifier_string): Here. Add GTY(()).
21314 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
21316 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
21317 in the former documentation of...
21318 (GO_IF_LEGITIMATE_ADDRESS): ... this.
21319 * ira-conflicts.c (get_dup_num): Use address_operand.
21320 * targhooks.c (default_legitimate_address_p): New.
21321 * targhooks.h (default_legitimate_address_p): New.
21322 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
21324 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
21325 * target.h (struct target): Add legitimate_address_p.
21326 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
21327 (TARGET_INITIALIZER): Include it.
21329 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21330 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
21331 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
21332 (TARGET_LEGITIMATE_ADDRESS_P): New.
21334 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21335 (REG_OK_STRICT_P): Delete.
21336 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
21337 (frv_legitimate_address_p_1): ... this.
21338 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
21339 (frv_legitimate_address_p_1): ... the renamed old
21340 frv_legitimate_address_p.
21341 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
21342 (TARGET_LEGITIMATE_ADDRESS_P): New.
21344 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21345 * config/s390/s390-protos.h (legitimate_address_p): Remove.
21346 * config/s390/s390.c (legitimate_address_p): Rename to...
21347 (s390_legitimate_address_p): ... this, make static.
21348 (legitimize_address): Adjust call.
21349 (TARGET_LEGITIMATE_ADDRESS_P): New.
21350 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
21352 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21353 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
21354 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
21355 (TARGET_LEGITIMATE_ADDRESS_P): New.
21357 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21358 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
21359 * config/spu/spu.c (spu_legitimate_address): Rename to...
21360 (spu_legitimate_address_p): ... this, make static.
21361 (TARGET_LEGITIMATE_ADDRESS_P): New.
21363 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21364 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
21365 * config/sparc/sparc.c (legitimate_address_p): Rename to...
21366 (sparc_legitimate_address_p): ... this, make static and return bool.
21367 (legitimize_address): Adjust call.
21368 (TARGET_LEGITIMATE_ADDRESS_P): New.
21370 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21371 * config/i386/i386-protos.h (legitimate_address_p): Remove.
21372 * config/i386/i386.c (legitimate_address_p): Rename to...
21373 (ix86_legitimate_address_p): ... this, make static.
21374 (constant_address_p): Move after it, adjust call.
21375 (TARGET_LEGITIMATE_ADDRESS_P): New.
21377 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21378 * config/avr/avr-protos.h (legitimate_address_p): Remove.
21379 * config/avr/avr.c (legitimate_address_p): Rename to...
21380 (avr_legitimate_address_p): ... this, make static.
21381 (legitimize_address): Adjust call.
21382 (TARGET_LEGITIMATE_ADDRESS_P): New.
21384 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21385 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
21386 * config/crx/crx.c (crx_legitimate_address_p): Make static.
21387 (TARGET_LEGITIMATE_ADDRESS_P): New.
21389 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21390 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
21391 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
21392 (TARGET_LEGITIMATE_ADDRESS_P): New.
21394 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21395 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
21397 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
21399 (TARGET_LEGITIMATE_ADDRESS_P): New.
21401 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21402 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
21404 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
21406 (m68hc11_legitimate_address_p): ... this, make static.
21407 (go_if_legitimate_address_internal): Rename to...
21408 (m68hc11_legitimate_address_p_1): ... this.
21409 (legitimize_address): Adjust call.
21410 (TARGET_LEGITIMATE_ADDRESS_P): New.
21412 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21413 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
21414 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
21415 (TARGET_LEGITIMATE_ADDRESS_P): New.
21417 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21418 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
21419 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
21420 (mn10300_legitimate_address_p): ... this, make static.
21421 (TARGET_LEGITIMATE_ADDRESS_P): New.
21423 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21424 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
21425 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
21426 (TARGET_LEGITIMATE_ADDRESS_P): New.
21428 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21429 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
21430 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
21431 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21432 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
21433 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
21434 (rs6000_legitimate_address_p): ... this, make static.
21435 (TARGET_LEGITIMATE_ADDRESS_P): New.
21436 (REG_MODE_OK_FOR_BASE_P): Delete.
21437 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
21439 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21440 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
21442 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
21443 static, adjust types.
21444 (TARGET_LEGITIMATE_ADDRESS_P): New.
21446 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21447 * config/score/score.c (score_address_p): Rename to...
21448 (score_legitimate_address_p): ... this.
21449 (TARGET_LEGITIMATE_ADDRESS_P): New.
21450 * config/score/score3.c (score3_address_p): Rename to...
21451 (score3_legitimate_address_p): ... this.
21452 * config/score/score7.c (score7_address_p): Rename to...
21453 (score7_legitimate_address_p): ... this.
21455 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
21456 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
21457 GO_IF_LEGITIMATE_ADDRESS): Delete.
21458 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
21459 thumb2_legitimate_address_p): Delete.
21460 (arm_legitimate_address_p): Rename to...
21461 (arm_legitimate_address_outer_p): ... this.
21462 * config/arm/constraints.md ("Uq"): Adjust call.
21463 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
21464 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
21466 (arm_legitimate_address_outer_p): ... this.
21467 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
21469 (TARGET_LEGITIMATE_ADDRESS_P): New.
21471 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21472 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
21473 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
21474 (TARGET_LEGITIMATE_ADDRESS_P): New.
21476 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21477 * config/vax/vax-protos.h (legitimate_address_p): Remove.
21478 * config/vax/vax.c (legitimate_address_p): Rename to...
21479 (vax_legitimate_address_p): ... this, make static.
21480 (TARGET_LEGITIMATE_ADDRESS_P): New.
21482 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21483 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
21484 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
21485 (TARGET_LEGITIMATE_ADDRESS_P): New.
21487 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21488 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
21489 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
21490 (mmix_legitimate_address_p): ... this, make static.
21491 (TARGET_LEGITIMATE_ADDRESS_P): New.
21493 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21494 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
21495 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
21496 (TARGET_LEGITIMATE_ADDRESS_P): New.
21498 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
21500 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
21501 of MODE_COMPLEX_INT.
21503 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
21505 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
21506 LCT_NORMAL in function call.
21507 * mips-tdump.c (print_file_desc): Add cast to enum type.
21508 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
21509 (mark_stabs): Add casts to enum types.
21510 (parse_stabs_common): Add casts to enum types.
21512 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
21514 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
21515 Check for invalid values of LETTER.
21517 2009-05-13 Taras Glek <tglek@mozilla.com>
21519 * attribs.c (register_attribute): moved out attribute registration
21520 into register_attribute.
21521 * doc/plugins.texi: Documented register_attribute and
21523 * gcc-plugin.h: Added forward decl for register_attribute.
21524 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
21525 * plugin.c (register_callback, invoke_plugin_callbacks): Added
21526 PLUGIN_ATTRIBUTES boilerplate.
21528 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
21530 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
21531 values even in sentinel and empty entries.
21532 (ms_printf_flag_specs): Likewise.
21533 (ms_scanf_flag_specs): Likewise.
21534 (ms_strftime_flag_specs): Likewise.
21535 (ms_print_char_table): Likewise.
21536 (ms_scan_char_table): Likewise.
21537 (ms_time_char_table): Likewise.
21539 2009-05-13 Doug Kwan <dougkwan@google.com>
21541 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
21543 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
21545 * config/mips/mips.md (store): Add attributes for QI and HI.
21547 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
21548 (truncdi<mode>2): ... this new pattern.
21550 2009-05-13 Brad Hards <bradh@kde.org>
21552 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
21554 2009-05-14 Jakub Jelinek <jakub@redhat.com>
21555 Ben Elliston <bje@au.ibm.com>
21557 PR middle-end/40035
21558 * dse.c (check_mem_read_rtx): Guard against width == -1.
21560 2009-05-13 Michael Matz <matz@suse.de>
21562 PR middle-end/39976
21563 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
21564 (trivially_conflicts_p): New function.
21565 (insert_backedge_copies): Use it.
21567 2009-05-13 Janis Johnson <janis187@us.ibm.com>
21569 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
21570 (handle_stdc_pragma): Use new enum constant names.
21571 (handle_pragma_float_const_decimal64): Ditto.
21573 2009-05-13 Ian Lance Taylor <iant@google.com>
21575 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
21578 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
21580 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
21581 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
21583 * config/m68k/m68k.h (FL_UCLINUX): Define.
21585 2009-05-13 Jan Hubicka <jh@suse.cz>
21587 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
21589 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
21591 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
21592 unless -fschedule-insns is specified.
21594 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
21597 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
21598 TARGET_EXPAND_CBRANCHDI4.
21599 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
21600 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
21601 (cmpeqdi): Fix comment.
21603 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
21605 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
21606 (sh_legitimate_address_p): Likewise.
21607 * config/sh/sh.c (sh_legitimate_index_p): New.
21608 (sh_legitimate_address_p): Likewise.
21609 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
21610 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
21611 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
21612 (MAYBE_BASE_REGISTER_RTX_P): New macro.
21613 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
21614 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
21615 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
21616 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
21617 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
21619 2009-05-12 Jan Hubicka <jh@suse.cz>
21621 * tree-inline.c (estimate_operator_cost): Add operands;
21622 when division happens by constant, it is cheap.
21623 (estimate_num_insns): Loads and stores are not having cost of 0;
21624 EH magic stuff is cheap; when computing runtime cost of switch,
21625 use log2 base of amount of its cases; builtin_expect has cost of 0;
21626 compute cost for moving return value of call.
21627 (init_inline_once): Initialize time_based flags.
21628 * tree-inline.h (eni_weights_d): Add time_based flag.
21630 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21632 * df-core.c: Update head documentation.
21634 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
21637 * rs6000.c (rs6000_generate_compare): Use op1b instead of
21638 shadowing exisiting variable op1.
21640 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
21643 * config/i386/driver-i386.c (processor_signatures): New enum.
21644 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
21645 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
21646 processor signature to detect geode processor.
21648 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21652 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21654 * optabs.c (prepare_cmp_insn): Temporarily disable test that
21655 causes spurious differences between trunk and cond-optab branch.
21657 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21659 * dojump.c (compare_from_rtx): Delete.
21660 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
21661 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
21662 if the comparison does not satisfy the predicate; test predicates for
21663 operands 2 and 3 of a cstore pattern. Don't try cstore optab
21664 further if one existing pattern fails.
21665 * expr.h (compare_from_rtx): Delete.
21666 (prepare_operand): Declare it.
21667 * optabs.c: Change "lib call" to "libcall" throughout.
21668 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
21669 HAVE_conditional_trap, emit_cmp_insn): Delete.
21670 (can_compare_p): Delete cmp_optab case.
21671 (prepare_float_lib_cmp): Return an rtx and a machine mode.
21672 Accept other parameters by value.
21673 (prepare_operand): Make non-static.
21674 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
21675 other parameters by value. Try to widen operands here based on
21676 an optab_methods argument and looking at cbranch_optab.
21677 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
21678 loop. Use cbranch_optab directly.
21679 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
21680 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
21682 (emit_conditional_move, emit_conditional_add): Inline what's needed
21683 of compare_from_rtx, using new prepare_cmp_insn for the rest.
21684 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
21685 with COMPARE. Move cmov_optab and cstore_optab above
21686 with cbranch_optab, move cmp_optab down with ucmp_optab,
21687 remove tst_otpab. Do not initialize trap_rtx.
21688 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
21689 for trap code. Do not check HAVE_conditional_trap. Use
21690 prepare_cmp_insn. Accept no predicate for operand 3.
21691 * optabs.h (OTI_cmp): Mark as used only for libcalls.
21692 (OTI_ctrap, ctrap_optab): New.
21693 (tst_optab): Delete.
21694 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
21695 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
21696 with lookup of ctrap_optab.
21697 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
21699 (ctrap_optab): New.
21701 * combine.c (combine_simplify_rtx, simplify_set): Do not
21702 special case comparing against zero for cc0 machines.
21703 * simplify-rtx.c (simplify_binary_operation_1): Never remove
21704 COMPARE on cc0 machines.
21705 (simplify_relational_operation): Return a new expression when
21706 a COMPARE could be removed.
21707 * final.c (final_scan_insn): Compare cc_status values
21708 against LHS of a (compare FOO (const_int 0)) cc0 source.
21709 Also check if cc_status.value is the full compare.
21711 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
21712 (cstoreMM4): Document.
21713 (conditional_trap): Document ctrapMM4 instead.
21714 (sync_compare_and_swapMM): Refer to cbranchcc4.
21715 (Dependent Patterns): Eliminate obsolete information referring to
21716 the old jump optimization phase.
21717 (Canonicalization): Include cbranchcc4 case, omit canonicalization
21718 of compares with 0 on cc0 machines.
21719 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
21720 avoiding references to cc0. Remove text about storing operands
21722 * doc/tm.texi (Condition Codes): Include blurb on different
21723 condition code representations, separate into subsections for
21724 CC0, MODE_CC and conditional execution.
21726 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
21727 alpha_emit_setcc): Accept operands and a machine mode.
21728 * config/alpha/alpha.c (alpha_emit_conditional_branch):
21729 Get code/op0/op1 from operands, use machine mode argument
21730 instead of alpha_compare.fp_p. Emit the branch here.
21731 (alpha_emit_setcc): Likewise, and return boolean.
21732 (alpha_emit_conditional_move): Likewise. Assert that
21733 cmp_op_mode == cmp_mode, and simplify accordingly.
21734 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
21735 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
21736 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
21738 (stack probe test): Use cbranchdi4.
21739 * config/alpha/predicates.md (alpha_cbranch_operator): New.
21741 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
21742 * config/arc/arc.h (movsicc, movsfcc): Use it.
21743 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
21744 (cbranchsi4, cstoresi4): New.
21745 (cmpsi, bCC and sCC expanders): Remove.
21747 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
21748 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
21749 * config/arm/predicates.md (arm_comparison_operator): Only include
21750 floating-point operators if there is a hardware floating-point unit.
21751 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
21752 deferring to cbranch_cc and cstore_cc respectively.
21753 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
21754 cbranch_cc, cstore_cc): New.
21755 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
21757 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
21759 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
21760 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
21762 (adjust_insn_length): Adjust calls.
21763 (avr_reorg): Handle (compare (foo) (const_int 0)).
21764 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
21765 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
21766 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
21767 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
21769 (cbranchqi4, cbranchhi4, cbranchsi4): New.
21770 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
21772 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
21773 (cbranchsi4, cstorebi4, cstoresi4): New.
21774 (movbisi): This insn is duplicate, split it to zero_extend.
21775 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
21776 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
21777 (bfin_optimize_loop): Use cbranch expander.
21778 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
21779 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
21780 (bfin_bimode_comparison_operator): ... this.
21781 (bfin_direct_comparison_operator): New.
21783 * config/cris/cris.c (cris_normal_notice_update_cc): Look
21784 inside (compare FOO (const_int 0)).
21785 (cris_rtx_costs): Handle ZERO_EXTRACT.
21786 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
21787 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
21788 (*tstdi_v32): Delete.
21789 (*cmpdi_non_v32): Add M alternative for operand 1.
21790 (cmpsi, cmp<mode>): Make private.
21791 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
21793 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
21795 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
21796 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
21797 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
21798 (cc_reg_operand): New.
21799 (any_cond): Delete.
21800 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
21801 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
21802 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
21803 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
21804 crx_expand_scond): Delete.
21806 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
21808 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
21809 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
21811 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
21812 cstoresi4, cstoresf4, cstoredf4): New.
21813 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
21814 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
21815 Receive the entire operands array.
21816 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
21817 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
21818 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
21819 Get test/op0/op1 from the operands array.
21820 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
21822 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
21823 (h8300_expand_store): New.
21824 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
21826 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
21827 (h8300_expand_store): New.
21828 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
21829 or do not try to produce (set (cc0) REG).
21830 (peepholes): Wrap arguments with COMPARE. Add a peephole to
21831 change a compare into a move to a scratch register. Disable some
21832 peepholes when comparing with zero.
21833 (tstsi, tsthi, tstsi, cmpqi): Make private.
21835 (bCC, sCC): Delete.
21836 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
21839 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
21840 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
21841 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
21842 (ix86_emit_i387_log1p): Use cbranchxf2.
21843 (ix86_expand_setcc): Return void.
21844 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
21845 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
21846 cmp<MODEF>, cmpcc): Remove.
21847 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
21848 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
21849 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
21850 (sCC and bCC expanders): Remove.
21851 (stack_protect_test): Use cbranchcc4.
21853 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
21855 (ia64_expand_compare): Accept three rtx by reference and return void.
21856 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
21857 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
21858 from *expr. Update *expr with the BImode comparison to do.
21859 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
21860 cmptf, bCC, sCC, conditional_trap): Delete.
21861 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
21862 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
21863 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
21864 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
21865 * config/ia64/predicates.md (ia64_cbranch_operator): New.
21867 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
21868 type of last argument.
21869 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
21870 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
21871 use machine mode argument instead of branch_type. Remove dead
21872 code for floating-point comparisons.
21873 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
21874 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
21876 (cbranchsi4, cstoresi4): New.
21877 * config/iq2000/predicates.md (reg_or_const_operand): New.
21879 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
21880 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
21881 (b<code>_op): Rewrite to...
21882 (bcc_op): ... this, using match_operator.
21883 (s<code>_op): Rewrite to...
21884 (scc_op): ... this, using match_operator.
21885 (s<code>_24_op): Rewrite to...
21886 (scc_op_24): ... this, using match_operator.
21887 (s<code>_<mode>): Rewrite to...
21888 (cstore<mode>4): ... this, using match_operator.
21889 (s<code>_<mode>_24): Rewrite to...
21890 (cstore<mode>4_24): ... this, using match_operator.
21891 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
21892 m32c_unpend_compare, m32c_expand_scc): Delete.
21893 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
21894 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
21895 (m32c_expand_movcc): Change NE to EQ if necessary.
21896 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
21898 * config/m32r/m32r-protos.h (gen_cond_store): New.
21899 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
21900 (gen_cond_store): New, from sCC patterns.
21901 (m32r_expand_block_move): Use cbranchsi4.
21902 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
21903 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
21904 (cbranchsi4, cstoresi4): New.
21906 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
21908 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
21909 (m68hc11_notice_update_cc): Look into a compare with 0.
21910 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
21912 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
21913 cmphi, cmpqi, bCC): Delete.
21914 (cbranchsi4, cbranchhi4, cbranchqi4): New.
21915 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
21916 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
21919 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
21920 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
21921 * config/m68k/constraints.md (H): New.
21922 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
21923 the define_insn below.
21924 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
21925 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
21926 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
21927 patterns): Wrap RHS with COMPARE.
21928 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
21929 (*cmpdi_internal): Name this pattern.
21930 (cmpdi): Change to define_insn.
21931 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
21932 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
21933 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
21935 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
21936 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
21937 (conditional_trap): Change to...
21938 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
21939 (*conditional_trap): Use the ordered_comparison_operator and
21940 const1_operand predicates.
21941 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
21942 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
21943 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
21944 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
21946 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
21947 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
21948 (mcore_gen_compare): New.
21949 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
21950 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
21951 (mcore_gen_compare): ... this.
21952 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
21953 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
21954 (stack probe pattern): Use cbranchsi4.
21956 * config/mips/predicates.md (mips_cstore_operator): New.
21957 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
21958 * config/mips/mips.md (any_cond): Delete.
21959 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
21961 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
21962 fixuns_truncsfdi2): Use cbranch patterns.
21963 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
21964 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
21965 Adjust call to mips_expand_conditional_branch.
21966 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
21968 * config/mips/mips-protos.h (mips_expand_conditional_branch,
21969 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
21970 * config/mips/mips.c (cmp_operands): Delete.
21971 (mips_emit_compare): Get comparison operands from *op0/*op1.
21972 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
21973 that it succeeds. Use op0/op1 instead of cmp_operands.
21974 (mips_expand_conditional_branch, mips_expand_conditional_move,
21975 mips_expand_conditional_trap): Likewise.
21976 (mips_block_move_loop): Use cbranch patterns.
21977 * config/mips/mips.h (cmp_operands): Delete.
21979 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
21980 (mmix_gen_compare_reg): Just return a register in the right CC mode.
21981 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
21982 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
21983 (*cmpcc_folded): Rename to...
21984 (*cmpdi_folded): this.
21985 (*cmpcc): Rename to...
21987 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
21990 (cbranchdf4): New. Handle invalid comparisons here.
21991 * config/mmix/predicates.md (float_comparison_operator): New.
21993 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
21994 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
21995 * config/mn10300/mn10300.md (tst): Delete.
21996 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
21997 Name these patterns and wrap RHS in a compare.
21998 (*cmpsi): Make this pattern private. Include tst.
21999 (*cmpsf): Make this pattern private.
22000 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
22001 (compare with zero peepholes): Likewise.
22003 (cbranchsi4, cbranchsf4): New.
22004 (casesi): Use cbranchsi4.
22006 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
22007 hppa_branch_type): Delete.
22008 (return_addr_rtx): Use cbranchsi4.
22009 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
22010 Emit CCFPmode comparison here.
22011 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
22012 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
22013 hppa_branch_type): Delete.
22014 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
22015 (movsicc, movdicc): Remove references to hppa_compare_op0,
22016 hppa_compare_op1 and compare_from_rtx.
22017 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
22018 (casesi): Use cbranchsi4.
22020 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
22021 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
22022 * config/pdp11/pdp11.md (register_or_const0_operand): New.
22023 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
22024 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
22026 (cbranchdf4, cbranchhi4, cbranchqi4): New.
22027 (*branch, *branch_inverted): New.
22029 * config/picochip/picochip.md (cbranchhi4): Use
22030 ordered_comparison_operator.
22031 (cmphi, bCC): Remove.
22033 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
22034 (trap_comparison_operator): Delete.
22035 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
22036 rs6000_emit_cbranch): Accept mode and operands.
22037 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
22038 rs6000_compare_fp_p): Delete.
22039 (rs6000_generate_compare): Accept mode and comparison. Extract code
22040 and op0/op1 from there. Replace references to rs6000_compare_op0
22041 and rs6000_compare_op1.
22042 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
22043 extract result from passed operands.
22044 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
22045 extract loc from passed operands.
22046 (rs6000_emit_cmove): Likewise.
22047 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
22048 rs6000_compare_fp_p): Delete.
22049 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
22050 (cbranch<GPR>4, cbranch<FP>4): New.
22051 (cstore<mode>4): New. Consolidate here all choices about when to use
22052 portable or specialized sCC sequences.
22053 (stack_protect_test): Use cbranchsi4.
22054 (conditional_trap): Replace with ctrap<GPR>4.
22055 (conditional trap insn): Replace trap_comparison_operator with
22056 ordered_comparison_operator.
22058 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
22059 (s390_emit_prologue): Use ctrap.
22060 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
22061 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
22062 New predicates replacing...
22063 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
22064 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
22065 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
22066 (add<mode>cc): Do not use s390_compare_op0/op1.
22067 (s<code>): Change to...
22068 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
22069 (seq): Change to...
22070 (cstorecc4): ... this. Handle EQ or NE equally.
22071 (*sne): Un-privatize for use in cstorecc4.
22072 (b<code>): Change to...
22073 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
22074 (conditional_trap): Replace with...
22075 (ctrap<GPR>4, ctrap<FP>4): ... these.
22076 (stack_protect): Use cbranchcc4.
22078 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
22079 * config/score/score-protos.h (score_gen_cmp): Delete.
22080 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
22081 (score_block_move-loop): Use cbranchsi4.
22082 * config/score/score.md (cbranchsi4): New.
22083 (cmpsi, bCC): Delete.
22084 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
22085 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
22086 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
22087 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
22088 * config/score/score3.h (score3_gen_cmp): Delete.
22089 * config/score/score7.h (score7_gen_cmp): Delete.
22091 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
22092 (sh_emit_scc_to_t): ... this. Return void.
22093 (from_compare): Rename to...
22094 (sh_emit_compare_and_branch): ... this.
22095 (sh_emit_compare_and_set): New.
22096 (sh_expand_t_scc): Accept operands.
22097 * config/sh/predicates.md (sh_float_comparison_operator): New.
22098 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
22099 (prepare_scc_operands): Rename to...
22100 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
22102 (sh_emit_cheap_store_flag): New.
22103 (sh_emit_set_t_insn): New.
22104 (from_compare): Rename to...
22105 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
22106 handling of TARGET_SH2E floating point to avoid recursive call.
22107 Generate branch here.
22108 (sh_emit_compare_and_set): New.
22109 (sh_expand_t_scc): Get op0/op1 from arguments.
22110 (sh_emit_cheap_store_flag): New.
22111 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
22113 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
22114 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
22115 (movsicc, movdicc): Do nothing when it recreated operands from
22116 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
22117 prepare_scc_operands (now sh_emit_scc_to_t).
22118 (udivdi3): Use cstoresi4.
22119 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
22120 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
22121 (cbranchint4_media, cbranchfp4_media): New.
22122 (casesi): Use cbranchdi4.
22123 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
22125 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
22126 (movnegt): Remove second operand.
22127 (cbranchsf4, cbranchdf4): New.
22128 (stack_protect): Use cbranchdi4/cbranchsi4.
22130 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
22131 (gen_compare_reg): Accept comparison, extract part of it to...
22132 (gen_compare_reg_1): ... this.
22133 (gen_compare_operator): Delete.
22134 (gen_v9_scc): Accept separate destination, comparison code and arms.
22135 Do not use sparc_compare_op0/sparc_compare_op1.
22136 (emit_scc_insn, emit_conditional_branch_insn): New.
22137 (emit_v9_brxx): Make static. Remove useless assertion.
22138 (sparc_emit_float_lib_cmp): Return RTL instead of calling
22140 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
22141 * config/sparc/sparc-protos.h (gen_compare_reg,
22142 sparc_emit_float_lib_cmp): Adjust prototype.
22143 (emit_scc_insn, emit_conditional_branch_insn): New.
22144 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
22145 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
22146 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
22147 iterators to the top.
22148 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
22149 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
22150 snedi_special_trunc): Delete.
22151 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
22152 and snedi_special_trunc.
22153 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
22154 cbranchdi4, cbranch<F:mode>4): New.
22155 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
22156 here. Use gen_compare_reg instead of gen_compare_operator.
22157 (conditional_trap): Replace with...
22158 (ctrapsi4, ctrapdi4): ... this.
22159 (stack_protect_test): Use cbranchcc4.
22161 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
22163 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
22164 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
22165 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
22166 from operands[0] or operands[3] depending on is_set.
22167 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
22168 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
22169 cmpdf, bCC), sCC: Remove.
22170 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
22171 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
22173 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
22174 spu_emit_branch_or_set.
22176 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
22178 * config/stormy16/stormy16.h (xstormy16_compare_op0,
22179 xstormy16_compare_op1): Delete.
22180 * config/stormy16/stormy16.c (xstormy16_compare_op0,
22181 xstormy16_compare_op1): Delete.
22182 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
22184 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
22185 (cmphi, cmpsi, bCC): Remove.
22187 * config/v850/v850.md (tstsi, cmpsi): Fold into...
22188 (*cmpsi): ... this one.
22189 (cbranchsi4, cstoresi4): New.
22190 (bCC expanders): Delete.
22191 (sCC insns): Fold into...
22192 (*setcc): ... this one.
22193 (casesi): Do not use gen_cmpsi and gen_bgtu.
22194 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
22195 (movsicc): Simplify.
22196 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
22198 * config/vax/vax-protos.h (cond_name): New.
22199 (vax_output_conditional_branch): Remove.
22200 * config/vax/vax.c (cond_name): New.
22201 (vax_output_conditional_branch): Remove.
22202 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
22203 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
22204 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
22205 (bit<VAXint>): Wrap source with (compare).
22206 (b<code> and following unnamed pattern): Rename to *branch and
22207 *branch_reversed. Change macroization to match_operator.
22208 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
22210 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
22211 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
22212 Change last argument to machine_mode.
22213 (xtensa_expand_scc): Add machine_mode argument.
22214 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
22215 (gen_conditional_move, xtensa_expand_conditional_branch,
22216 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
22217 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
22218 Adjust operand numbers.
22219 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
22221 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
22222 (cmpsi, cmpsf, b<code>, s<code>): Delete.
22223 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
22225 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22227 * optabs.c (prepare_cmp_insn): Temporarily disable test that
22228 causes spurious differences between trunk and cond-optab branch.
22230 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
22233 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
22235 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
22237 * tree.c (iterative_hash_pointer): Delete.
22238 (iterative_hash_expr): Short-circuit handling of NULL pointer.
22239 Hash UIDs and versions of SSA names. Don't special-case built-in
22240 function declarations.
22242 2009-05-11 Ian Lance Taylor <iant@google.com>
22245 * graphite.c: Force -Wc++-compat to only be a warning before
22246 #including "cloog/cloog.h".
22248 2009-05-11 Martin Jambor <mjambor@suse.cz>
22250 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
22252 2009-05-11 Jan Hubicka <jh@suse.cz>
22254 * tree-ssa-loop-ivcanon.c: Include target.h
22255 (struct loop_size): new structure.
22256 (constant_after_peeling): New predicate.
22257 (tree_estimate_loop_size): New function.
22258 (estimated_unrolled_size): Rewrite for new estimates.
22259 (try_unroll_loop_completely): Use new estimates.
22260 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
22262 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22264 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
22265 libcpp interface change.
22266 (spu_macro_to_expand): Likewise.
22268 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
22270 PR tree-optimization/40026
22271 * gimplify.c (gimplify_init_constructor): Change initial conditional
22272 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
22273 optimize_compound_literals_in_ctor.
22275 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
22277 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
22279 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
22281 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
22283 * tree-vect-data-refs.c (vect_analyze_group_access): Use
22284 HOST_WIDE_INT for gap.
22286 2009-05-11 Ira Rosen <irar@il.ibm.com>
22288 PR tree-optimization/40074
22289 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
22290 account in group size and step comparison.
22292 2009-05-11 Richard Guenther <rguenther@suse.de>
22294 * passes.c (init_optimization_passes): Strip now incorrect comment.
22295 (execute_function_todo): Do not set PROP_alias.
22296 * tree-pass.h (PROP_alias): Remove.
22297 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
22298 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
22299 * tree-nrv.c (pass_return_slot): Likewise.
22300 * tree-object-size.c (pass_object_sizes): Likewise.
22301 * tree-ssa-dom.c (pass_dominator): Likewise.
22302 (pass_phi_only_cprop): Likewise.
22303 * tree-ssa-dse.c (pass_dse): Likewise.
22304 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
22305 (pass_cselim): Likewise.
22306 * tree-ssa-pre.c (pass_pre): Likewise.
22307 (pass_fre): Likewise.
22308 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
22309 * tree-ssa-sink.c (pass_sink_code): Likewise.
22310 * tree-stdarg.c (pass_stdarg): Likewise.
22311 * tree-tailcall.c (pass_tail_calls): Likewise.
22312 * tree-vrp.c (pass_vrp): Likewise.
22314 2009-05-10 Ian Lance Taylor <iant@google.com>
22316 * basic-block.h (enum profile_status): Break out of struct
22317 control_flow_graph.
22318 * cgraph.h (struct inline_summary): Break out of struct
22320 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
22321 of struct cgraph_order_sort.
22322 * combine.c (enum undo_kind): New enum, broken out of struct undo.
22323 * cse.c (struct branch_path): Break out of struct
22324 cse_basic_block_data.
22325 * except.h (enum eh_region_type): Break out of struct eh_region.
22326 * gcc.c (enum add_del): Break out of struct modify_target.
22327 * genrecog.c (enum decision_type): Break out of struct decision_test.
22328 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
22330 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
22331 * regmove.c (enum match_use): New enum, broken out of struct match.
22332 * sched-int.h (enum post_call_group): New enum, broken out of
22334 (struct deps_reg): Break out of struct deps.
22335 * target.h (struct asm_int_op): Break out of struct gcc_target.
22336 * tree-eh.c (struct goto_queue_node): Break out of struct
22338 * tree-inline.h (enum copy_body_cge_which): Break out of
22340 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
22342 * c-decl.c (in_struct, struct_types): New static variables.
22343 (pushtag): Add loc parameter. Change all callers.
22344 (lookup_tag): Add ploc parameter. Change all callers.
22345 (check_compound_literal_type): New function.
22346 (parser_xref_tag): Add loc parameter. Change all callers. If
22347 -Wc++-compat, warn about struct/union/enum types defined within a
22349 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
22350 and loc parameters. Change all callers. Change error calls to
22351 error_at, using loc. For a redefinition, if the location of the
22352 original definition is known, report it. Set in_struct and
22353 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
22354 (finish_struct): Add new parameters enclosing_in_struct and
22355 enclosing_struct_types. Change all callers. Set
22356 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
22357 in the struct. If in a struct, add this struct to struct_types.
22358 (start_enum): Add loc parameter. Change all callers. Use
22359 error_at for errors, using loc. For a redefinition, if the
22360 location of the original definition is known, report it. If in a
22361 struct, add this enum type to struct_types. If -Wc++-compat warn
22362 if in sizeof, typeof, or alignof.
22363 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
22364 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
22365 (c_parser_enum_specifier): Get enum location for start_enum.
22366 (c_parser_struct_or_union_specifier): Get struct location for
22367 start_struct. Save in_struct and struct_types status between
22368 start_struct and finish_struct.
22369 (c_parser_cast_expression): Get location of cast.
22370 (c_parser_alignof_expression): Get location of type.
22371 (c_parser_postfix_expression): Likewise.
22372 (c_parser_postfix_expression_after_paren_type): Add type_loc
22373 parameter. Change all callers. Call check_compound_literal_type.
22374 Use type_loc for error about variable size type.
22375 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
22376 of an enum constant from an enum type defined in a struct or union.
22377 (c_cast_expr): Add loc parameter. Change all callers. If
22378 -Wc++-compat, warn about defining a type in a cast.
22379 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
22380 (start_enum, start_struct, finish_struct): Update declarations.
22381 (parser_xref_tag, c_cast_expr): Update declarations.
22382 (check_compound_literal_type): Declare.
22384 2009-05-11 Ben Elliston <bje@au.ibm.com>
22386 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
22387 for recent libcpp interface change.
22388 (rs6000_macro_to_expand): Likewise.
22390 2009-05-10 Michael Matz <matz@suse.de>
22393 * config/arm/arm.c (require_pic_register): Emit on entry edge,
22394 not at entry of function.
22396 2009-05-10 Richard Guenther <rguenther@suse.de>
22398 PR tree-optimization/40081
22400 * tree-sra.c (instantiate_element): Instantiate scalar replacements
22401 using the main variant of the element type. Do not fiddle with
22402 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
22404 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
22405 structs with volatile fields.
22407 2009-05-10 Jan Hubicka <jh@suse.cz>
22409 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
22410 (estimate_move_cost): Assert that it does not get called for
22412 (estimate_num_insns): Skip VOID types in argument handling.
22413 (optimize_inline_calls): Delete unreachable blocks and verify that
22414 callgraph is valid.
22416 2009-05-10 Jan Hubicka <jh@suse.cz>
22418 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
22419 * cgraph.c (cgraph_mark_address_taken_node): New function.
22420 (dump_cgraph_node): Dump new flag.
22421 * cgraph.h (struct cgraph_node): Add address_taken.
22422 (cgraph_mark_address_taken_node): New function.
22423 * ipa.c (cgraph_postorder): Prioritize functions with address taken
22424 since new direct calls can be born.
22426 2009-05-10 Joseph Myers <joseph@codesourcery.com>
22428 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
22429 tok->val.node.node.
22431 2009-05-10 Jan Hubicka <jh@suse.cz>
22433 PR middle-end/40084
22434 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
22436 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
22437 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
22438 * tree-inline.c (copy_bb): Set frequency correctly.
22439 (fold_marked_statements): Update call to
22440 cgraph_update_edges_for_call_stmt.
22442 2009-05-10 Joseph Myers <joseph@codesourcery.com>
22444 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
22445 identifiers in diagnostics.
22446 * config/arm/arm.c (arm_handle_fndecl_attribute,
22447 arm_handle_isr_attribute): Likewise.
22448 * config/avr/avr.c (avr_handle_progmem_attribute,
22449 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
22450 * config/bfin/bfin.c (handle_int_attribute,
22451 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
22452 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
22453 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
22455 * config/darwin.c (darwin_handle_kext_attribute,
22456 darwin_handle_weak_import_attribute): Likewise.
22457 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
22458 h8300_handle_eightbit_data_attribute,
22459 h8300_handle_tiny_data_attribute): Likewise.
22460 * config/i386/i386.c (ix86_handle_cconv_attribute,
22461 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
22462 * config/i386/winnt.c (ix86_handle_shared_attribute,
22463 ix86_handle_selectany_attribute): Likewise.
22464 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
22465 * config/m32c/m32c.c (function_vector_handler): Likewise.
22466 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
22467 m68hc11_handle_fntype_attribute): Likewise.
22468 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
22469 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
22470 * config/mips/mips.c (mips_insert_attributes,
22471 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
22472 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
22473 rs6000_handle_struct_attribute): Likewise.
22474 * config/sh/sh.c (sh_insert_attributes,
22475 sh_handle_resbank_handler_attribute,
22476 sh_handle_interrupt_handler_attribute,
22477 sh2a_handle_function_vector_handler_attribute,
22478 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
22480 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
22481 * config/spu/spu.c (spu_handle_fndecl_attribute,
22482 spu_handle_vector_attribute): Likewise.
22483 * config/stormy16/stormy16.c
22484 (xstormy16_handle_interrupt_attribute): Likewise.
22485 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
22486 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
22488 2009-05-10 Joseph Myers <joseph@codesourcery.com>
22490 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
22491 (pp_translate_identifiers): New.
22492 (pp_identifier): Only conditionally translate identifier to locale
22494 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
22495 (pp_base_tree_identifier): Only conditionally translate identifier
22496 to locale character set.
22497 * c-pretty-print.c (M_): Define.
22498 (pp_c_type_specifier, pp_c_primary_expression): Mark English
22499 fragments for conditional translation with M_.
22500 * tree-pretty-print.c (maybe_init_pretty_print): Disable
22501 identifier translation.
22503 2009-05-10 Richard Guenther <rguenther@suse.de>
22505 PR tree-optimization/40081
22506 * tree-sra.c (instantiate_element): Instantiate scalar replacements
22507 using the main variant of the element type. Do not fiddle with
22508 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
22510 2009-05-09 Jan Hubicka <jh@suse.cz>
22512 PR middle-end/40080
22513 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
22514 indirect calls; verify cgraph afterwards.
22516 2009-05-09 Jan Hubicka <jh@suse.cz>
22519 * ipa.c (update_inlined_to_pointer): New function.
22520 (cgraph_remove_unreachable_nodes): Use it.
22522 2009-05-09 Jan Hubicka <jh@suse.cz>
22524 * tree-eh.c (struct leh_state): Remove prev_try.
22525 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
22526 not track prev_try.
22527 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
22528 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
22529 remove_eh_handler_and_replace, foreach_reachable_handler,
22530 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
22531 * except.h (struct eh_region): Remove eh_region_u_cleanup.
22532 (gen_eh_region_cleanup): Update prototype.
22534 2009-05-09 Jan Hubicka <jh@suse.cz>
22536 PR middle-end/40043
22537 * except.c (copy_eh_region): Always set prev_try.
22538 (redirect_eh_edge_to_label): Find outer try.
22539 (foreach_reachable_handler): When looking for prev try
22540 handle case where previous try is not going to be taken.
22542 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
22544 PR tree-optimization/40049
22545 * tree-vect-stmts.c (vectorizable_operation): If the machine has
22546 only vector/vector shifts, convert the type of the constant to the
22547 appropriate type to avoid building incorrect trees, which
22548 eventually have problems with garbage collection.
22550 2009-05-08 Joseph Myers <joseph@codesourcery.com>
22552 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
22553 -1 for complex floating-point types if honoring signed zeros.
22555 2009-05-08 Jan Hubicka <jh@suse.cz>
22557 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
22558 argument; handle correctly when profile is absent.
22559 (build_cgraph_edges): Update.
22560 (rebuild_cgraph_edges): Update.
22561 * cgraph.c: Do not include varray.h.
22562 (cgraph_set_call_stmt_including_clones): New function.
22563 (cgraph_create_edge_including_clones): Likewise
22564 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
22565 (cgraph_update_edges_for_call_stmt): Handle clones.
22566 (cgraph_remove_node): Handle clone tree.
22567 (cgraph_remove_node_and_inline_clones): New function.
22568 (dump_cgraph_node): Dump clone tree.
22569 (cgraph_clone_node): Handle clone tree.
22570 (clone_function_name): Bring here from tree-inline.c.
22571 (cgraph_create_virtual_clone): New function.
22572 * cgraph.h (ipa_replace_map): Move here from ipa.h.
22573 (cgraph_clone_info): New function.
22574 (strut cgraph_node): Add clone_info and new clone tree pointers.
22575 (cgraph_remove_node_and_inline_clones,
22576 cgraph_set_call_stmt_including_clones,
22577 cgraph_create_edge_including_clones,
22578 cgraph_create_virtual_clone): Declare.
22579 (cgraph_function_versioning): Use VEC argument.
22580 (compute_call_stmt_bb_frequency): Update prototype.
22581 (cgraph_materialize_all_clones): New function.
22582 * ipa-cp.c (ipcp_update_cloned_node): Remove.
22583 (ipcp_create_replace_map): Update to VECtors.
22584 (ipcp_update_callgraph): Use virtual clones.
22585 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
22586 (ipcp_update_profiling): Do not update local profiling.
22587 (ipcp_insert_stage): Use VECtors and virtual clones.
22588 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
22589 (clone_of_p): New function.
22590 (cgraph_preserve_function_body_p): Use clone tree.
22591 (cgraph_optimize): Materialize clones.
22592 (cgraph_function_versioning): Update for VECtors.
22593 (save_inline_function_body): Use clone tree.
22594 (cgraph_materialize_clone): New function.
22595 (cgraph_materialize_all_clones): Likewise.
22596 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
22597 * ipa.c: Include gimple.h.
22598 (cgraph_remove_unreachable_nodes): Use clone tree.
22599 * ipa-prop.c (ipa_note_param_call): Update call to
22600 compute_call_stmt_bb_frequencycall.
22601 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
22602 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
22603 (copy_bb): Handle updating of clone tree; add new edge when new call
22605 (expand_call_inline): Be strict about every call having edge.
22606 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
22607 (delete_unreachable_blocks_update_callgraph): New function.
22608 (tree_function_versioning): Use VECtors; always remove unreachable
22609 blocks and fold conditionals.
22610 * tree-inline.h: Do not include varray.h.
22611 (tree_function_versioning): Remove.
22612 * Makefile.in (GTFILES): Remove tree-inline.c
22613 * passes.c (do_per_function): Do only functions having body.
22614 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
22617 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
22618 Andrew Morrow <acm@google.com>
22621 * c-common.c (c_common_attribute_table): Permit deprecated
22622 attribute to take an optional argument.
22623 (handle_deprecated_attribute): If the optional argument to
22624 __attribute__((deprecated)) is not a string ignore the attribute
22625 and emit a warning.
22627 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
22628 * c-typeck.c (build_component_ref): Likewise.
22629 (build_external_ref): Likewise.
22631 * toplev.c (warn_deprecated_use): Add an attribute argument.
22632 Emit the message associated with __attribute__((deprecated)).
22634 * toplev.h (warn_deprecated_use): Updated.
22636 * doc/extend.texi: Document new optional parameter to
22637 __attribute__((deprecated))
22639 2009-05-08 Michael Eager <eager@eagercon.com>
22641 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
22642 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
22644 2009-05-08 Richard Guenther <rguenther@suse.de>
22646 PR tree-optimization/40062
22647 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
22648 Avoid exponential behavior.
22650 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
22652 PR rtl-optimization/33928
22654 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
22655 process_uses, build_single_def_use_links): New.
22656 (update_df): Update use_def_ref.
22657 (forward_propagate_into): Use get_def_for_use instead of use-def
22659 (fwprop_init): Call build_single_def_use_links and let it initialize
22661 (fwprop_done): Free use_def_ref.
22662 (fwprop_addr): Eliminate duplicate call to df_set_flags.
22663 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
22664 df_rd_simulate_one_insn): New.
22665 (df_rd_bb_local_compute_process_def): Update head comment.
22666 (df_chain_create_bb): Use the new RD simulation functions.
22667 * df.h (df_rd_simulate_artificial_defs_at_top,
22668 df_rd_simulate_one_insn): New.
22669 * opts.c (decode_options): Enable fwprop at -O1.
22670 * doc/invoke.texi (-fforward-propagate): Document this.
22672 2009-05-08 Joseph Myers <joseph@codesourcery.com>
22675 * c-typeck.c (build_binary_op): Handle arithmetic between one real
22676 and one complex operand specially.
22677 * tree-complex.c (some_nonzerop): Do not identify a real value as
22678 zero if flag_signed_zeros.
22680 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
22682 PR rtl-optimization/33928
22683 * loop-invariant.c (record_use): Fix && vs. || mishap.
22685 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
22687 PR rtl-optimization/33928
22688 * loop-invariant.c (struct use): Add addr_use_p.
22689 (struct def): Add n_addr_uses.
22690 (struct invariant): Add cheap_address.
22691 (create_new_invariant): Set cheap_address.
22692 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
22693 (record_uses): Pass df_ref to record_use.
22694 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
22697 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
22699 * config/sh/sh.c: Do not include c-pragma.h.
22701 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
22703 * config/spu/spu.c: Remove include of c-common.h.
22705 2009-05-07 Janis Johnson <janis187@us.ibm.com>
22708 * c-common.h (mark_valid_location_for_stdc_pragma,
22709 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
22710 clear_float_const_decimal64, float_const_decimal64_p): New.
22711 * c.opt (Wunsuffixed-float-constants): New.
22712 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
22713 unsuffixed float constant, handle new warning.
22714 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
22715 * c-decl.c (c_scope): New flag float_const_decimal64.
22716 (set_float_const_decimal64, clear_float_const_decimal64,
22717 float_const_decimal64_p): New.
22718 (push_scope): Set new flag.
22719 * c-parser.c (c_parser_translation_unit): Mark when it's valid
22720 to use STDC pragmas.
22721 (c_parser_external_declaration): Ditto.
22722 (c_parser_compound_statement_nostart): Ditto.
22723 * c-pragma.c (valid_location_for_stdc_pragma,
22724 mark_valid_location_for_stdc_pragma,
22725 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
22726 handle_pragma_float_const_decimal64): New.
22727 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
22728 * cp/semantics.c (valid_location_for_stdc_pragma_p,
22729 set_float_const_decimal64, clear_float_const_decimal64,
22730 float_const_decimal64_p): New dummy functions.
22731 * doc/extend.texi (Decimal Float): Remove statement that the
22732 pragma, and suffix for double constants, are not supported.
22733 * doc/invoke.texi (Warning Options): List new option.
22734 (-Wunsuffixed-float-constants): New.
22736 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
22738 * config/i386/i386.c: Do not include c-common.h.
22740 2009-05-07 Mark Heffernan <meheff@google.com>
22742 * doc/invoke.texi (Debugging Options): Document change of debugging
22744 * opts.c (decode_options): Make dump_base_name relative to
22745 aux_base_name directory.
22747 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
22749 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
22750 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
22752 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
22754 * Makefile.in (install-plugin): Simplify a bit.
22756 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
22758 * Makefile.in (OBJS-common): Add regcprop.o.
22760 * timevar.def (TV_CPROP_REGISTERS): New.
22761 * regrename.c (regrename_optimize): Return 0.
22762 (rest_of_handle_regrename): Delete.
22763 (pass_rename_registers): Point to regrename_optimize.
22764 (struct value_data_entry, struct value_data,
22765 kill_value_one_regno, kill_value_regno, kill_value,
22766 set_value_regno, init_value_data, kill_clobbered_value,
22767 kill_set_value, kill_autoinc_value, copy_value,
22768 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
22769 replace_oldest_value_reg, replace_oldest_value_addr,
22770 replace_oldest_value_mem, copyprop_hardreg_forward_1,
22771 debug_value_data, validate_value_data): Move...
22772 * regcprop.c: ... here.
22773 (rest_of_handle_cprop): Delete.
22774 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
22776 2009-05-07 Jakub Jelinek <jakub@redhat.com>
22778 PR middle-end/40057
22779 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
22780 GEN_INT for 1 << bitnum.
22781 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
22782 build_int_cst_type.
22784 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
22786 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
22787 Remove wrong description of "nand" operation.
22789 2009-05-06 Richard Guenther <rguenther@suse.de>
22790 Adam Nemet <anemet@caviumnetworks.com>
22792 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
22793 comment. Add that if LHS is not a gimple register, then RHS1 has
22794 to be a single object (GIMPLE_SINGLE_RHS).
22796 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
22798 * expr.c (get_def_for_expr): Move it up in the file.
22799 (store_field): When expanding a bit-field store, look at the
22800 defining gimple stmt for the masking conversion.
22802 2009-05-06 Janis Johnson <janis187@us.ibm.com>
22804 PR middle-end/39986
22805 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
22806 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
22807 32-bit memcpy into long.
22809 2009-05-06 Jakub Jelinek <jakub@redhat.com>
22811 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
22812 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
22814 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
22815 instead of appending DW_OP_deref*.
22817 2009-05-06 Michael Matz <matz@suse.de>
22819 PR middle-end/40021
22820 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
22821 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
22823 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
22825 * Makefile.in (install-plugin): Fix srcdir handling.
22827 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
22829 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
22830 when processing for not_regs_needed bitmap.
22831 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
22832 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
22833 handling it for rhs.
22835 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22837 * config/i386/i386.md (unnamed inc/dec peephole): Use
22838 optimize_insn_for_size_p instead of optimize_size.
22839 * config/i386/predicates.md (incdec_operand): Likewise.
22840 (aligned_operand): Likewise.
22841 * config/i386/sse.md (divv8sf3): Likewise.
22842 (sqrtv8sf2): Likewise.
22844 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22846 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
22848 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
22850 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22852 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
22853 ssemodesuffixf2c with avxmodesuffixf2c.
22855 2009-05-06 Joseph Myers <joseph@codesourcery.com>
22858 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
22860 2009-05-05 Jakub Jelinek <jakub@redhat.com>
22862 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
22863 (struct tree_base): Adjust spacing for 8 bit boundaries.
22864 (struct tree_decl_common): Add decl_by_reference_flag bit.
22865 (DECL_BY_REFERENCE): Adjust.
22866 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
22867 print DECL_BY_REFERENCE bit.
22868 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
22869 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
22870 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
22871 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
22874 PR middle-end/39666
22875 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
22876 range of the type, but default label is missing, add it with one
22877 of the existing labels instead of adding a new label for it.
22879 2009-05-05 Joseph Myers <joseph@codesourcery.com>
22883 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
22885 * Makefile.in (enable_plugin, plugin_includedir): New.
22886 (install): Depend on install-plugin.
22887 (PLUGIN_HEADERS): New.
22888 (install-plugin): New.
22889 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
22891 2009-05-05 Richard Guenther <rguenther@suse.de>
22893 PR tree-optimization/40022
22894 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
22896 (phivn_valid_p): Fix tuplification error, simplify.
22897 (phiprop_insert_phi): Add dumps.
22898 (propagate_with_phi): Simplify.
22900 2009-05-05 Richard Guenther <rguenther@suse.de>
22902 PR middle-end/40023
22903 * builtins.c (gimplify_va_arg_expr): Properly build the address.
22905 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
22907 * tree.h (strip_float_extensions): Remove duplicate declaration.
22908 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
22909 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
22910 block_ultimate_origin): Rearrange the declarations line to match the
22911 comment that indicates the .c file which the functions are defined.
22912 (dwarf2out_*, set_decl_rtl): Add comment.
22913 (get_base_address): Adjust comment.
22914 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
22915 declarations line and add comment.
22916 (is_builtin_name): Add blank after function name, for clarity.
22918 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22920 * attribs.c (decl_attributes): Use %qE for identifiers in
22922 * cgraphunit.c (verify_cgraph_node): Translate function names to
22923 locale character set in diagnostics.
22924 * coverage.c (get_coverage_counts): Use %qE for identifiers in
22926 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
22927 Document that functions are named in UTF-8.
22928 * expr.c (expand_expr_real_1): Translate function names to locale
22929 character set in diagnostics.
22930 * gimplify.c (omp_notice_variable, omp_is_private,
22931 gimplify_scan_omp_clauses): Use %qE for identifiers in
22933 * langhooks.c (lhd_print_error_function): Translate function names
22934 to locale character set.
22935 * langhooks.h (decl_printable_name): Document that return value is
22936 in internal character set.
22937 * stmt.c: Include pretty-print.h
22938 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
22940 (resolve_operand_name_1): Translate named operand name to locale
22942 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
22944 * toplev.c (announce_function): Translate function names to locale
22946 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
22947 (default_tree_printer): Use pp_identifier or translate identifiers
22948 to locale character set. Mark "<anonymous>" for translation.
22949 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
22950 for identifiers in diagnostics.
22951 * tree.c (handle_dll_attribute): Use %qE for identifiers in
22953 * varasm.c (output_constructor): Use %qE for identifiers in
22956 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
22958 * configure.ac: use ` ` instead of $()
22959 * configure: Regenerate.
22961 2009-05-05 Ben Elliston <bje@au.ibm.com>
22963 * config/pa/linux-atomic.c: Eliminate conditional include of
22964 errno.h on non-LP64 systems to simplify build requirements.
22966 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22968 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
22970 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
22971 and pass value to identifier_to_locale.
22972 (warn_variable_length_array): Make name a tree.
22973 (grokdeclarator): Separate diagnostic texts for named and unnamed
22974 declarators. Use %qE for named declarators.
22975 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
22977 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
22978 identifiers in diagnostics.
22979 * c-typeck.c (push_member_name, start_init): Pass identifiers to
22980 identifier_to_locale. Mark "anonymous" strings for translation.
22982 2009-05-04 Michael Eager <eager@eagercon.com>
22984 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
22985 address for DImode/DFmode only if double-precision FP regs.
22987 2009-05-04 Michael Eager <eager@eagercon.com>
22989 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
22990 TARGET_SINGLE_FLOAT check.
22992 2009-05-04 Michael Eager <eager@eagercon.com>
22994 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
22996 2009-05-04 Michael Eager <eager@eagercon.com>
22998 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
22999 * config/rs6000/t-xilinx: New
23001 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
23003 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
23004 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
23005 * gcc/explow.c (memory_address): Use target hook.
23006 * gcc/targhooks.c (default_legitimize_address): New.
23007 * gcc/targhooks.h (default_legitimize_address): New.
23008 * gcc/target.h (legitimize_address): New.
23009 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
23010 (TARGET_INITIALIZER): Include it.
23011 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
23013 * config/bfin/bfin-protos.h (legitimize_address): Remove.
23014 * config/bfin/bfin.c (legitimize_address): Remove.
23015 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
23016 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
23018 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
23019 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
23021 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
23022 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
23023 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
23024 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
23025 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
23026 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
23027 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
23028 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
23029 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
23030 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
23031 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
23032 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
23033 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
23034 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
23035 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
23036 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
23037 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
23038 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
23039 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
23040 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
23041 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
23042 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
23043 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
23045 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
23046 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
23047 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
23048 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
23049 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
23050 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
23051 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
23052 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
23053 (thumb_legitimize_address): Delete.
23054 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
23055 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
23056 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
23057 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
23058 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
23059 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
23061 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
23064 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
23065 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
23066 * config/m32r/m32r.c (m32r_legitimize_address): New.
23067 * config/m68k/m68k.c (m68k_legitimize_address): New.
23068 * config/score/score.c (score_legitimize_address): Standardize.
23069 * config/score/score3.c (score3_legitimize_address): Standardize.
23070 * config/score/score3.h (score3_legitimize_address): Adjust.
23071 * config/score/score7.c (score7_legitimize_address): Standardize.
23072 * config/score/score7.h (score7_legitimize_address): Adjust.
23073 * config/sh/sh.c (sh_legitimize_address): New.
23074 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
23076 * gcc/config/s390/s390.c (legitimize_address): Rename to...
23077 (s390_legitimize_address): ... this.
23078 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
23079 (sparc_legitimize_address): ... this.
23080 * gcc/config/i386/i386.c (legitimize_address): Rename to...
23081 (ix86_legitimize_address): ... this.
23082 * gcc/config/avr/avr.c (legitimize_address): Rename to...
23083 (avr_legitimize_address): ... this.
23084 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
23085 (mn10300_legitimize_address): ... this.
23086 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
23087 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
23088 (alpha_expand_mov): Adjust call.
23090 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
23091 * config/spu/spu.c (spu_legitimize_address): Likewise.
23092 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
23093 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
23095 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23097 * intl.c (locale_encoding, locale_utf8): New.
23098 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
23099 * intl.h (locale_encoding, locale_utf8): Declare.
23100 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
23101 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
23103 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
23105 (pp_tree_identifier): Define to call pp_base_tree_identifier.
23106 (pp_base_tree_identifier): Declare as function.
23107 (identifier_to_locale): Declare.
23108 * Makefile.in (pretty-print.o): Update dependencies.
23109 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
23111 2009-05-04 Richard Guenther <rguenther@suse.de>
23113 PR middle-end/40015
23114 * builtins.c (fold_builtin_memory_op): Do not decay to element
23115 type if the size matches the whole array.
23117 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
23119 * expmed.c (synth_mult): When trying out a shift, pass the result
23122 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
23124 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
23125 (shiftsub1_cost): New.
23126 (init_expmed): Compute shiftsub1_cost.
23127 (synth_mult): Optimize multiplications by constants of the form
23128 -(2^^m-1) for some constant positive integer m.
23130 2009-05-03 Richard Guenther <rguenther@suse.de>
23133 * c-typeck.c (array_to_pointer_conversion): Do not built
23134 ADDR_EXPRs of arrays of pointer-to-element type.
23135 * c-gimplify.c (c_gimplify_expr): Revert change fixing
23136 up wrong ADDR_EXPRs after-the-fact.
23137 * c-common.c (strict_aliasing_warning): Strip pointer
23138 conversions for obtaining the original type.
23139 * builtins.c (fold_builtin_memset): Handle array types.
23140 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
23143 2009-05-03 Richard Guenther <rguenther@suse.de>
23145 PR middle-end/23329
23146 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
23147 Do not lose casts from array types with unknown extent to array
23148 types with known extent.
23149 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
23150 alias set compatibility.
23152 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
23154 * flags.h (extra_warnings): Delete.
23155 * toplev.c (process_options): Handle Wuninitialized here.
23156 * opts.c (extra_warnings): Delete.
23157 (set_Wextra): Delete.
23158 (common_handle_option): -Wextra can be handled automatically.
23159 * c-opts.c (c_common_handle_option): Delete obsolete code.
23160 (c_common_post_options): Simplify comment.
23161 * common.opt (W): Add Var.
23163 (Wuninitialized): Initialize to -1.
23165 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
23166 Richard Guenther <rguenther@suse.de>
23168 * expr.c (get_def_for_expr): New function.
23169 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
23170 SSA rather than trees.
23171 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
23172 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
23174 2009-05-03 Joseph Myers <joseph@codesourcery.com>
23176 * c-common.c (reswords): Add _Imaginary.
23177 * c-common.c (enum rid): Add RID_IMAGINARY.
23179 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
23181 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
23182 Patch by Richard Guenther.
23184 2009-05-03 Anatoly Sokolov <aesok@post.ru>
23186 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
23187 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
23188 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
23189 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
23190 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
23191 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
23192 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
23193 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
23194 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
23195 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
23196 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
23197 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
23198 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
23199 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
23200 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
23201 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
23202 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
23203 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
23205 2009-05-02 Richard Guenther <rguenther@suse.de>
23207 PR tree-optimization/39940
23208 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
23211 2009-05-02 Richard Guenther <rguenther@suse.de>
23213 PR middle-end/40001
23214 * tree-ssa.c (execute_update_addresses_taken): Properly check
23215 if we can mark a variable DECL_GIMPLE_REG_P.
23216 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
23217 back to the end of the function.
23218 (is_gimple_reg_type): Remove complex type special casing.
23219 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
23222 2009-05-02 Ben Elliston <bje@au.ibm.com>
23224 * doc/collect2.texi (Collect2): Document search path behaviour
23225 when configured with --with-ld.
23227 2009-05-02 Jan Hubicka <jh@suse.cz>
23229 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
23230 parameter; update callers.
23231 (coalesce_cost_edge): EH edges are costier because they needs
23232 splitting even if not critical and even more costier when there are
23233 multiple EH predecestors.
23235 2009-05-02 Jan Hubicka <jh@suse.cz>
23237 * except.c (remove_eh_handler_and_replace): Handle updating after
23238 removing TRY blocks.
23240 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
23242 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
23244 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
23246 * varasm.c: Do not include c-pragma.h.
23247 * attribs.c: Do not incude c-common.h.
23249 2009-05-01 Michael Matz <matz@suse.de>
23251 * calls.c (initialize_argument_information): Handle SSA names like
23252 decls with a non MEM_P DECL_RTL.
23254 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
23256 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
23257 * ipa-utils.c: Likewise.
23258 * ipa-type-escape.c: Likewise.
23259 * cgraphunit.c Do not include c-common.h.
23260 * ipa-pure-const.c: Likewise.
23261 * tree-if-conv.c: Likewise.
23262 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
23263 * ipa-struct-reorg.c: Likewise.
23264 * tree-nomudflap.c: Likewise.
23265 * tree-ssa-structalias.c: Likewise.
23267 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
23269 * store-motion.c: Many cleanups to make this pass a first-class
23270 citizen instead of an appendix to gcse load motion. Add TODO list
23271 to make this pass faster/cleaner/better.
23273 (struct ls_expr): Post gcse.c-split cleanups.
23274 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
23275 "stores" field to "avail_stores".
23276 (pre_ldst_mems): Rename to store_motion_mems.
23277 (pre_ldst_table): Rename to store_motion_mems_table.
23278 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
23279 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
23280 (ldst_entry): Rename to st_expr_entry, update users.
23281 (free_ldst_entry): Rename to free_st_expr_entry, update users.
23282 (free_ldst_mems): Rename to free_store_motion_mems, update users.
23283 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
23285 (first_ls_expr): Rename to first_st_expr, update users.
23286 (next_ls_expr): Rename to next_st_expr, update users.
23287 (print_ldst_list): Rename to print_store_motion_mems. Print names of
23288 fields properly for store motion instead of names inherited from load
23290 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
23291 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
23294 (ae_kill): Rename to st_kill, update users.
23295 (ae_gen): Rename to st_avloc, update users.
23296 (transp): Rename to st_transp, update users.
23297 (pre_insert_map): Rename to st_insert_map, update users.
23298 (pre_delete_map): Rename to st_delete_map, update users.
23299 (insert_store, build_store_vectors, free_store_memory,
23300 one_store_motion_pass): Update for abovementioned changes.
23302 (gcse_subst_count, gcse_create_count): Remove.
23303 (one_store_motion_pass): New statistics counters "n_stores_deleted"
23304 and "n_stores_created", local variables.
23306 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
23309 (regvec, compute_store_table_current_insn): Remove.
23310 (reg_set_info, reg_clear_last_set): Remove.
23311 (compute_store_table): Use DF caches instead of local dataflow
23314 2009-05-01 Joseph Myers <joseph@codesourcery.com>
23316 * c-objc-common.c (c_tree_printer): Print identifiers with
23317 pp_identifier, not pp_string. Mark "({anonymous})" for
23319 * c-pretty-print.c (pp_c_ws_string): New.
23320 (pp_c_cv_qualifier, pp_c_type_specifier,
23321 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
23322 pp_c_storage_class_specifier, pp_c_function_specifier,
23323 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
23324 pp_c_primary_expression, pp_c_postfix_expression,
23325 pp_c_unary_expression, pp_c_shift_expression,
23326 pp_c_relational_expression, pp_c_equality_expression,
23327 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
23328 use pp_string and pp_c_ws_string in place of pp_identifier and
23329 pp_c_identifier for non-identifiers. Mark English strings for
23331 * c-pretty-print.h (pp_c_ws_string): Declare.
23333 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
23334 Roland McGrath <roland@redhat.com>
23336 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
23337 (ENABLE_LD_BUILDID): New configuration option.
23338 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
23339 (LINK_BUILDID_SPEC): New macro.
23340 (init_spec): If defined, prepend it between LINK_EH_SPEC and
23342 * doc/install.texi: Document --enable-linker-build-id option.
23343 * configure: Rebuild.
23344 * config.in: Rebuild.
23346 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
23348 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
23349 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
23350 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
23351 MIPS_GP_SAVE_AREA_SIZE.
23352 * config/mips/mips.c (struct mips_frame_info): Update comment
23353 before arg_pointer_offset and hard_frame_pointer_offset.
23354 (mips_compute_frame_info): Update diagram before function: to
23355 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
23356 indicate the position of frame_pointer_rtx with -fstack-protector and
23357 to show args_size. Don't allocate cprestore area for leaf functions
23358 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
23360 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
23362 2009-04-30 Michael Matz <matz@suse.de>
23364 PR tree-optimization/39955
23365 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
23367 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
23369 * ira.c (setup_cover_and_important_classes): Use safe macro
23370 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
23372 * genpreds.c (write_tm_preds_h): Output suitable definition of
23373 REG_CLASS_FOR_CONSTRAINT.
23375 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
23377 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
23379 * bitmap.c (bitmap_descriptor): Likewise.
23380 * ggc-common.c (loc_descriptor): Likewise.
23381 * varray.c (varray_descriptor): Likewise.
23382 * vec.c (vec_descriptor): Likewise.
23384 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
23386 * Makefile.in (dce.o): Add $(EXCEPT_H).
23387 * dce.c: Include except.h and delete redundant vector definitions.
23388 (deletable_insn_p): Return false for non-call insns that can throw
23391 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
23393 * gcse.c (ae_gen): Remove.
23394 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
23395 and make non-static function to make it available in store-motion.c.
23396 Update call sites with search-and-replace.
23397 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
23398 extract_mentioned_regs, extract_mentioned_regs_helper,
23399 find_moveable_store, compute_store_table, load_kills_store, find_loads,
23400 store_killed_in_insn, store_killed_after, store_killed_before,
23401 build_store_vectors, insert_insn_start_basic_block, insert-store,
23402 remove_reachable_equiv_notes, replace_store_insn, delete_store,
23403 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
23404 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
23405 * store-motion.c: ...new file. Also copy data structures from gcse.c
23406 and clean up to remove parts not used by store motion.
23407 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
23408 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
23410 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23413 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
23414 when optimizing for size.
23416 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
23418 * gcse.c (gcse_constant_p): Fix typo in last change.
23420 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
23422 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
23424 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
23426 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
23428 2009-04-29 James E. Wilson <wilson@codesourcery.com>
23430 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
23431 CONST_HIGH_PART result.
23433 2009-04-29 Anatoly Sokolov <aesok@post.ru>
23435 * config/avr/avr.c (initial_elimination_offset): Rename to
23436 avr_initial_elimination_offset.
23437 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
23438 change return type to bool.
23439 (avr_can_eliminate): New function.
23440 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
23441 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
23442 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
23443 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
23444 avr_initial_elimination_offset.
23445 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
23446 (avr_initial_elimination_offset): Define.
23448 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
23449 Steven Bosscher <steven@gcc.gnu.org>
23451 PR rtl-optimization/39938
23452 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
23453 * cfgrtl.c: Include insn-attr.h.
23454 (rest_of_pass_free_cfg): New function.
23455 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
23456 * resource.c (init_resource_info): Remove call to df_analyze.
23458 2009-04-29 Richard Guenther <rguenther@suse.de>
23461 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
23462 allow conversion to signed integers.
23464 2009-04-29 Richard Guenther <rguenther@suse.de>
23466 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
23467 shifts of floating point vectors if the shift amount is
23468 a constant multiple of the element size.
23470 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
23471 Michael Matz <matz@suse.de>
23473 PR middle-end/39927
23475 * tree-outof-ssa.c (emit_partition_copy): New function.
23476 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
23477 insert_part_to_rtx_on_edge): Perform the partition base var
23478 copy using emit_partition_copy.
23479 (insert_value_copy_on_edge): Convert constants to the right mode.
23480 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
23481 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
23483 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23485 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
23486 scan backwards to try to find a constant to initialize it.
23488 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
23489 insn before the loop_end instruction, don't look past labels.
23491 2009-04-29 Richard Guenther <rguenther@suse.de>
23493 PR middle-end/39937
23494 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
23495 loose type conversions.
23496 (forward_propagate_addr_expr): Fix tuplification bug. Remove
23497 stmts only if there are no uses of its definition.
23499 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23501 * config/bfin/bfin.h (splitting_loops): Declare.
23502 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
23503 Reorder bit definitions to be ascending.
23504 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
23505 * config/bfin/bfin.c (splitting_loops): New variable.
23506 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
23507 (struct loop_info): Remove members INIT and LOOP_INIT.
23508 (bfin_optimize_loop): Don't set them. Reorder the code that generates
23509 the LSETUP sequence. Allow LC to be loaded from any register, but
23510 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
23511 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
23513 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
23514 of reload_completed.
23517 * config/bfin/bfin.md (movsi_insn): Refine constraints.
23519 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
23521 * Makefile.in (PLUGIN_VERSION_H): New.
23522 (OBJS-common): Remove plugin-version.o.
23523 (plugin.o): Depend on (PLUGIN_VERSION_H).
23524 (plugin-version.o): Remove.
23525 * configure: Regenerate
23526 * configure.ac: Create plugin-version.h.
23527 * gcc-plugin.h (plugin_gcc_version): Remove.
23528 (plugin_default_version_check): Change signature.
23529 * plugin-version.c: Remove.
23530 * plugin.c: Include plugin-version.h.
23531 (str_plugin_gcc_version_name): Remove.
23532 (try_init_one_plugin): Pass gcc version to plugin_init.
23533 (plugin_default_version_check): Both gcc and plugin versions are now
23536 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23538 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
23539 problematic last insns. Test for TYPE_CALL rather than CALL_P.
23540 Remove special case testing for last insn of inner loops. Don't fail
23541 if the loop ends with a jump, emit an extra nop instead.
23543 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
23544 DREGS rather than comparing directly. Remove code that tries to
23545 account for latencies.
23547 2009-04-29 Richard Guenther <rguenther@suse.de>
23549 PR tree-optimization/39941
23550 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
23551 eliminating an indirect call.
23553 2009-04-29 Richard Guenther <rguenther@suse.de>
23555 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
23556 parameter. Allow invariants as base if !require_lvalue.
23557 (verify_gimple_assign_single): Adjust.
23559 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23561 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
23562 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
23563 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
23564 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
23565 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
23567 * config/bfin/bfin.c (bfin_expand_builtin,
23568 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
23570 2009-04-28 Richard Guenther <rguenther@suse.de>
23572 * tree-vect-loop.c (get_initial_def_for_induction): Use
23573 correct types for pointer increment.
23575 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23577 * toplev.c (print_version): Update GMP version string calculation.
23579 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
23581 PR rtl-optimization/39938
23582 * resource.c (init_resource_info): Add call to df_analyze.
23584 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23586 * config/alpha/alpha.md (usegp): Cast the result of
23587 alpha_find_lo_sum_using_gp to enum attr_usegp.
23588 * config/alpha/alpha.c (override_options): Remove end-of-structure
23589 marker element from cpu_table. Use array size of cpu_table to handle
23590 -mcpu and -mtune options.
23591 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
23593 2009-04-28 Joseph Myers <joseph@codesourcery.com>
23595 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
23596 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
23597 tune_32 and tune_64.
23598 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
23599 support on PowerPC.
23600 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
23601 * config/rs6000/option-defaults.h: ... here. New file.
23602 (OPT_64, OPT_32): Define.
23603 (MASK_64BIT): Define to 0 if not already defined.
23604 (OPT_ARCH64, OPT_ARCH32): Define.
23605 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
23608 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23610 * config/arm/arm.c (arm_override_options): Emit error on using
23613 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23615 PR rtl-optimization/39914
23616 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23617 registers for allocnos created from user-defined variables only
23618 when not optimizing.
23620 2009-04-28 Richard Guenther <rguenther@suse.de>
23622 PR middle-end/39937
23623 * fold-const.c (fold_binary): Use distribute_real_division only
23626 2009-04-28 Steve Ellcey <sje@cup.hp.com>
23628 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
23629 add hpux-stdint.h to tm_file.
23630 (hppa[12]*-*-hpux11*): Ditto.
23631 (ia64*-*-hpux*): Ditto.
23632 * config/hpux-stdint.h: New.
23633 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
23634 __STDC_EXT__ for all compiles.
23635 * config/pa/pa-hpux.h: Ditto.
23636 * config/pa/pa-hpux10.h: Ditto.
23637 * config/pa/pa-hpux11.h: Ditto.
23639 2009-04-28 Catherine Moore <clm@codesourcery.com>
23641 * debug.h (set_name): Add comment.
23643 2009-04-28 Andrew Pinski <pinskia@gmail.com>
23646 * config/darwin.c (machopic_gen_offset): Check
23647 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
23648 * config/arm/arm.c (require_pic_register): Likewise.
23650 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
23652 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
23653 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
23654 m32c_promote_prototypes): Delete.
23656 2009-04-28 Michael Matz <matz@suse.de>
23658 PR middle-end/39922
23659 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
23662 2009-04-28 Richard Guenther <rguenther@suse.de>
23664 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
23666 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23668 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
23669 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
23670 * config/arm/arm-tune.md: Regenerate.
23672 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
23674 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
23675 block if there are complex incoming edges.
23676 (sel_merge_blocks): Remove useless assert.
23677 (sel_redirect_edge_and_branch): Check that edge was redirected.
23678 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
23679 (sel_find_rgns): Delete declaration.
23680 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
23681 the region when it is not a preheader.
23683 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23686 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
23688 2009-04-28 Richard Guenther <rguenther@suse.de>
23690 * tree.h (SSA_NAME_VALUE): Remove.
23691 (struct tree_ssa_name): Remove value_handle member.
23692 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
23693 array for jump threading.
23694 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
23696 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
23697 * tree-flow.h (threadedge_initialize_values): Declare.
23698 (threadedge_finalize_values): Likewise.
23699 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
23700 (SSA_NAME_VALUE): Define.
23701 (threadedge_initialize_values): New function.
23702 (threadedge_finalize_values): Likewise.
23703 * tree-ssa-dom.c (ssa_name_values): New global variable.
23704 (SSA_NAME_VALUE): Define.
23705 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
23707 2009-04-28 Ira Rosen <irar@il.ibm.com>
23709 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
23710 Use REPORT_VECTORIZED_LOCATIONS instead
23711 REPORT_VECTORIZED_LOOPS.
23712 * tree-vectorizer.c (vect_verbosity_level): Make static.
23713 (vect_loop_location): Rename to vect_location.
23714 (vect_set_verbosity_level): Update comment.
23715 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
23717 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
23718 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
23719 instead REPORT_UNVECTORIZED_LOOPS.
23720 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
23721 and vect_loop_def to vect_external_def and vect_internal_def.
23722 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
23723 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
23724 REPORT_UNVECTORIZED_LOCATIONS.
23725 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
23726 and vect_used_in_loop and to vect_unused_in_scope and
23727 vect_used_in_scope.
23728 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
23729 (vect_verbosity_level): Remove declaration.
23730 (vect_analyze_operations): Likewise.
23731 (vect_analyze_stmt): Declare.
23732 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
23733 REPORT_UNVECTORIZED_LOCATIONS.
23734 (vect_get_loop_niters): Fix indentation.
23735 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
23736 (vect_analyze_loop_operations): New function.
23737 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
23738 vect_analyze_operations.
23739 (vect_is_simple_reduction): Use new names.
23740 (vectorizable_live_operation, vect_transform_loop): Likewise.
23741 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
23742 to specify whether the data references can be a part of interleaving
23744 (vect_analyze_data_ref_dependence): Use new names.
23745 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
23746 (vect_create_addr_base_for_vector_ref): Remove redundant code.
23747 * tree-vect-patterns.c (widened_name_p): Use new names.
23748 (vect_recog_dot_prod_pattern): Likewise.
23749 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
23750 (process_use, vect_mark_stmts_to_be_vectorized,
23751 vect_model_simple_cost, vect_model_store_cost,
23752 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
23753 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
23754 vectorizable_operation, vectorizable_type_demotion,
23755 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
23756 vectorizable_condition): Likewise.
23757 (vect_analyze_operations): Split into vect_analyze_loop_operations
23759 (vect_analyze_stmt): ... new function.
23760 (new_stmt_vec_info): Use new names.
23761 (vect_is_simple_use): Use new names and fix comment.
23762 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
23763 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
23765 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23768 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
23769 and integer modes for x87 operands. Do not ICE for unsupported size,
23770 generate error instead. Generate error for unsupported operand types.
23771 ['z']: Do not handle HImode memory operands specially. Warning
23772 for floating-point operands. Fallthru to 'Z' for unsupported operand
23773 types. Do not ICE for unsupported size, generate error instead.
23774 (output_387_binary_op): Use %Z to output operands.
23775 (output_fp_compare): Ditto.
23776 (output_387_reg_move): Ditto.
23778 2009-04-28 Ben Elliston <bje@au.ibm.com>
23783 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23785 * builtins.c (c_strlen): Do not warn here.
23786 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23787 * c-common.c (pointer_int_sum): Take an explicit location.
23788 Warn about offsets out of bounds.
23789 * c-common.h (pointer_int_sum): Adjust declaration.
23791 2009-04-27 Ian Lance Taylor <iant@google.com>
23793 * collect2.c (is_ctor_dtor): Change type of ret field in struct
23795 * dce.c (run_fast_df_dce): Change type of old_flags to int.
23796 * df-core.c (df_set_flags): Change return type to int. Change
23797 type of old_flags to int.
23798 (df_clear_flags): Likewise.
23799 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
23800 (df_get_conditional_uses): Likewise.
23801 * df.h (df_set_flags, df_clear_flags): Update declarations.
23802 * dwarf2out.c (struct indirect_string_node): Change type of form
23803 field to enum dwarf_form.
23804 (AT_string_form): Change return type to enum dwarf_form.
23805 * fixed-value.c (fixed_compare): Add cast to enum type.
23806 * fwprop.c (update_df): Change 0 to VOIDmode.
23807 * gensupport.c: Change 0 to UNKNOWN.
23808 * gimple.h (gimple_cond_code): Add cast to enum type.
23809 * haifa-sched.c (reemit_notes): Add cast to enum type.
23810 * hooks.c (hook_int_void_no_regs): Remove function.
23811 * hooks.h (hook_int_void_no_regs): Remove declaration.
23812 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
23813 * predict.c (combine_predictions_for_insn): Add casts to enum type.
23814 * real.c (real_arithmetic): Add cast to enum type.
23815 (real_compare): Likewise.
23816 * target.h (struct gcc_target): Change return type of
23817 branch_target_register_class to enum reg_class.
23818 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
23819 default_branch_target_register_class.
23820 * targhooks.c (default_branch_target_register_class): New function.
23821 * targhooks.h (default_branch_target_register_class): Declare.
23822 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
23823 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
23825 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
23827 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
23828 vect_uninitialized_def. Change 0 to ERROR_MARK.
23829 * tree-vect-stmts.c (supportable_widening_operation): Don't
23830 initialize icode1 and icode2.
23831 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
23832 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
23834 (cmn_err_flag_specs): Change 0 to STD_C89.
23835 (cmn_err_char_table): Likewise.
23836 * config/arm/arm.c (get_arm_condition_code): Change type of code
23837 to enum arm_cond_code.
23838 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
23839 (IWMMXT_BUILTIN2): Likewise.
23840 (neon_builtin_type_bits): Don't define typedef.
23841 (neon_builtin_datum): Change type of bits field to int.
23842 (arm_expand_neon_args): Add cast to enum type.
23843 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
23845 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
23846 casts to enum type.
23847 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
23849 * config/mips/mips.md (jal_macro): Return enum constant.
23850 (single_insn): Likewise.
23851 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
23853 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23854 casts to enum type.
23855 * config/s390/s390.c (s390_tune_flags): Change type to int.
23856 (s390_arch_flags): Likewise.
23857 (s390_handle_arch_option): Change flags field of struct pta to int.
23858 * config/s390/s390.h (s390_tune_flags): Update declaration.
23859 (s390_arch_flags): Likewise.
23860 * config/sh/sh.c (prepare_move_operands): Compare
23861 tls_symbolic_operand result with enum constant.
23862 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
23863 (sh_expand_prologue): Add cast to enum type.
23864 (sh_expand_epilogue): Likewise.
23865 (tls_symbolic_operand): Change return type to enum tls_model.
23866 (fpscr_set_from_mem): Add cast to enum type.
23867 (legitimize_pic_address): Compare tls_symbolic_operand result with
23869 (sh_target_reg_class): Change return type to enum reg_class.
23870 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
23872 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
23873 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
23874 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
23875 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
23876 (delayed_branch, tls_call_delay): Likewise.
23877 (eligible_for_sibcall_delay): Likewise.
23878 (eligible_for_return_delay): Likewise.
23879 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
23880 (spu_expand_builtin_1): Likewise.
23882 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
23883 for all types of conversions.
23884 (output_init_element): Issue -Wc++-compat warning if needed when
23885 initializing a bitfield with enum type.
23886 * c-parser.c (c_parser_expression): Set original_type to
23887 original_type of right hand operand of comma operator.
23889 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23891 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
23893 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
23894 * doc/cpp.texi (Standard Predefined Macros)
23895 (Implementation-defined behavior): Likewise.
23896 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
23897 * doc/gimple.texi (GIMPLE Exception Handling)
23898 (@code{GIMPLE_ASSIGN}): Likewise.
23899 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
23900 * doc/invoke.texi (Warning Options, Optimize Options)
23901 (AVR Options, Darwin Options): Likewise.
23902 (Optimize Options): Reformulate -fwhole-program description.
23903 * doc/loop.texi (Lambda): Likewise.
23904 * doc/md.texi (Output Template, Define Constraints)
23905 (Standard Names, Insn Splitting): Likewise.
23906 * doc/options.texi (Option properties): Likewise.
23907 * doc/passes.texi (Tree-SSA passes): Likewise.
23908 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
23909 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
23910 (File Names and DBX): Likewise.
23911 * doc/trouble.texi (Incompatibilities): Likewise.
23913 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23915 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
23916 instruction is correct.
23918 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23920 Allow non-constant arguments to conversion intrinsics.
23921 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
23922 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
23923 * spu.c (print_operand): Handle 'v' and 'w'.
23924 (exp2_immediate_p, spu_gen_exp2): Define.
23925 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
23926 spu_convtf_1): Update parameter descriptions.
23927 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
23928 * constraints.md ('v', 'w'): New.
23929 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
23931 (i2f, I2F): New define_mode_attr.
23932 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
23933 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
23934 fixuns_truncv4sfv4si2): Update to use mode attribute.
23935 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
23936 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
23937 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
23938 patterns for combine.
23940 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
23942 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
23943 (cprop, hoist, pre, store_motion): New debug counters.
23944 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
23945 is not an RTL pass anymore.
23946 (pass_profiling): Remove extern decl for pass removed in 2005.
23947 (pass_gcse, pass_jump_bypass): Remove.
23948 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
23949 to 0 for clean state.
23950 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
23951 * cse.c (gate_handle_cse_after_global_opts,
23952 rest_of_handle_cse_after_global_opts): New functions.
23953 (pass_cse_after_global_opts): New pass, does local CSE.
23954 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
23955 (TV_CPROP): New timevar.
23956 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
23957 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
23958 (gcse_main, recompute_all_luids): Remove.
23959 (compute_hash_table_work): Call max_reg_num instead of reading
23961 (cprop_jump): Don't set run_jump_opt_after_gcse.
23962 (constprop_register): Always allow to alter jumps.
23963 (cprop_insn): Likewise.
23964 (do_local_cprop): Likewise.
23965 (local_cprop_pass): Likewise. Return non-zero if something changed.
23966 (cprop): Remove function, fold interesting bits into one_cprop_pass.
23967 (find_implicit_sets): Add note about missed optimization opportunity.
23968 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
23969 pass_rtl_cprop execute function.
23970 Don't bother tracking the pass number, each pass gets its own dumpfile
23972 Always allow to alter jumpsand bypass jumps.
23973 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
23974 will just find no suitable set.
23975 (pre_edge_insert): Fix dumping, this function is for PRE only.
23976 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
23977 pass_rtl_pre execute function.
23978 (hoist_code): Return non-zero if something changed. Keep track of
23979 substitutions and insertions for statistics gathering similar to PRE.
23980 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
23981 called from the pass_rtl_hoist execute function. Show pass statistics.
23982 (compute_store_table): Use max_reg_num directly instead of using the
23983 formerly global max_gcse_regno.
23984 (build_store_vectors): Likewise.
23985 (replace_store_insn): Fix dumping.
23986 (store_motion): Rename to ...
23987 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
23988 pass, called from the pass_rtl_store_motion execute function. Keep
23989 track of substitutions and insertions for statistics gathering similar
23991 (bypass_jumps): Remove, fold interesting bits into ...
23992 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
23993 from the pass_rtl_cprop execute function.
23994 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
23995 pass_jump_bypass): Remove.
23996 (gate_handle_gcse, rest_of_handle_gcse): Remove.
23997 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
23998 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
23999 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
24000 (gate_rtl_store_motion, execute_rtl_store_motion,
24001 pass_rtl_store_motion): New.
24002 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
24003 make it clear that -fcse-skip-blocks is a no-op for backward compat.
24004 * passes.c (init_optimization_passes): Remove pass_gcse and
24005 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
24006 and cse_after_global_opts in place of pass_gcse. Schedule cprop
24007 instead of pass_jump_bypass.
24009 2009-04-27 Richard Guenther <rguenther@suse.de>
24011 PR middle-end/39928
24012 * gimplify.c (gimplify_expr): If we are required to create
24013 a temporary make sure it ends up as register.
24015 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
24018 * config/i386/i386.c (construct_container): Don't call
24019 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
24020 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
24022 2009-04-27 Michael Matz <matz@suse.de>
24024 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
24025 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
24026 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
24027 (dump_replaceable_exprs): Take a bitmap.
24028 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
24030 (expand_gimple_basic_block): Likewise.
24031 * tree-ssa-ter.c (struct temp_expr_table_d): Make
24032 replaceable_expressions member a bitmap.
24033 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
24034 (mark_replaceable): Likewise.
24035 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
24036 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
24038 2009-04-27 Richard Guenther <rguenther@suse.de>
24040 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
24041 (verify_stmts): Dispatch to gimple/type verification code.
24042 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
24043 issue with call argument types.
24045 2009-04-27 Michael Matz <matz@suse.de>
24047 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
24048 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
24051 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
24052 Eric Botcazou <ebotcazou@adacore.com>
24054 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
24055 a label's basic block.
24056 (mark_target_live_regs): Tidy and rework obsolete comments.
24057 Change back DF problem to LIVE. If a label starts a basic block,
24058 assume that all registers that used to be live then still are.
24059 (init_resource_info): If a label starts a basic block, set its
24060 BLOCK_FOR_INSN accordingly.
24061 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
24063 2009-04-27 Richard Guenther <rguenther@suse.de>
24065 * tree-flow-inline.h (function_ann): Remove.
24066 (get_function_ann): Likewise.
24067 * tree-dfa.c (create_function_ann): Remove.
24068 * tree-flow.h (struct static_var_ann_d): Remove.
24069 (struct function_ann_d): Likewise.
24070 (union tree_ann_d): Remove fdecl member.
24071 (function_ann_t): Remove.
24072 (function_ann, get_function_ann, create_function_ann): Remove
24075 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
24077 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
24079 2009-04-27 Jan Hubicka <jh@suse.cz>
24081 * ipa-pure-const.c (struct funct_state_d): New fields
24082 state_previously_known, looping_previously_known; remove
24083 state_set_in_source.
24084 (analyze_function): Use new fields.
24085 (propagate): Avoid assumption that state_set_in_source imply
24088 * tree-ssa-loop-niter.c (finite_loop_p): New function.
24089 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
24090 * cfgloop.h (finite_loop_p): Declare.
24092 2009-04-26 Michael Matz <matz@suse.de>
24094 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
24096 2009-04-26 Michael Matz <matz@suse.de>
24098 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
24099 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
24100 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
24101 pass_mark_used_blocks): Remove.
24102 * tree-optimize.c (pass_free_datastructures,
24103 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
24104 * passes.c (init_optimization_passes): Don't call
24105 pass_mark_used_blocks, remove dead code.
24107 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
24109 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
24110 * tree-ssa-live.h (register_ssa_partition): Likewise.
24112 2009-04-26 Michael Matz <matz@suse.de>
24115 * builtins.c (fold_builtin_next_arg): Handle SSA names.
24116 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
24117 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
24119 (compare_pairs): Swap cost comparison.
24120 (coalesce_ssa_name): Don't use change_partition_var.
24121 * tree-nrv.c (struct nrv_data): Add modified member.
24122 (finalize_nrv_r): Set it.
24123 (tree_nrv): Use it to update statements.
24124 (pass_nrv): Require PROP_ssa.
24125 * tree-mudflap.c (mf_decl_cache_locals,
24126 mf_build_check_statement_for): Use make_rename_temp.
24127 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
24128 * alias.c (find_base_decl): Handle SSA names.
24129 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
24130 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
24131 * rtl.h (set_reg_attrs_for_parm): Declare.
24132 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
24133 to "optimized", remove unused locals at finish.
24134 (execute_free_datastructures): Make global, call
24135 delete_tree_cfg_annotations.
24136 (execute_free_cfg_annotations): Don't call
24137 delete_tree_cfg_annotations.
24139 * ssaexpand.h: New file.
24140 * expr.c (toplevel): Include ssaexpand.h.
24141 (expand_assignment): Handle SSA names the same as register variables.
24142 (expand_expr_real_1): Expand SSA names.
24143 * cfgexpand.c (toplevel): Include ssaexpand.h.
24144 (SA): New global variable.
24145 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
24146 (SSAVAR): New macro.
24147 (set_rtl): New helper function.
24148 (add_stack_var): Deal with SSA names, use set_rtl.
24149 (expand_one_stack_var_at): Likewise.
24150 (expand_one_stack_var): Deal with SSA names.
24151 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
24152 before unique numbers.
24153 (expand_stack_vars): Use set_rtl.
24154 (expand_one_var): Accept SSA names, add asserts for them, feed them
24155 to above subroutines.
24156 (expand_used_vars): Expand all partitions (without default defs),
24157 then only the local decls (ignoring those expanded already).
24158 (expand_gimple_cond): Remove edges when jumpif() expands an
24159 unconditional jump.
24160 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
24161 or remove abnormal edges. Ignore insns setting the LHS of a TERed
24163 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
24164 members of SA; deal with PARM_DECL partitions here; expand
24165 all PHI nodes, free tree datastructures and SA. Commit instructions
24166 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
24167 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
24168 info and statements at start, collect garbage at finish.
24169 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
24170 (VAR_ANN_PARTITION) Remove.
24171 (change_partition_var): Don't declare.
24172 (partition_to_var): Always return SSA names.
24173 (var_to_partition): Only accept SSA names.
24174 (register_ssa_partition): Only check argument.
24175 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
24177 (delete_var_map): Don't free it.
24178 (var_union): Only accept SSA names, simplify.
24179 (partition_view_init): Mark only useful SSA names as used.
24180 (partition_view_fini): Only deal with SSA names.
24181 (change_partition_var): Remove.
24182 (dump_var_map): Use ssa_name instead of partition_to_var member.
24183 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
24185 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
24186 (struct _elim_graph): New member const_dests; nodes member vector of
24188 (set_location_for_edge): New static helper.
24189 (create_temp): Remove.
24190 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
24191 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
24192 (new_elim_graph): Allocate const_dests member.
24193 (clean_elim_graph): Truncate const_dests member.
24194 (delete_elim_graph): Free const_dests member.
24195 (elim_graph_size): Adapt to new type of nodes member.
24196 (elim_graph_add_node): Likewise.
24197 (eliminate_name): Likewise.
24198 (eliminate_build): Don't take basic block argument, deal only with
24199 partition numbers, not variables.
24200 (get_temp_reg): New static helper.
24201 (elim_create): Use it, deal with RTL temporaries instead of trees.
24202 (eliminate_phi): Adjust all calls to new signature.
24203 (assign_vars, replace_use_variable, replace_def_variable): Remove.
24204 (rewrite_trees): Only do checking.
24205 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
24206 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
24207 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
24208 contains_tree_r, MAX_STMTS_IN_LATCH,
24209 process_single_block_loop_latch, analyze_edges_for_bb,
24210 perform_edge_inserts): Remove.
24211 (expand_phi_nodes): New global function.
24212 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
24213 functions, initialize new parameter, remember partitions having a
24215 (finish_out_of_ssa): New global function.
24216 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
24217 don't reset in_ssa_p here, don't disable TER when mudflap.
24218 (pass_del_ssa): Remove.
24219 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
24221 (execute_free_datastructures): Declare.
24222 * Makefile.in (SSAEXPAND_H): New variable.
24223 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
24224 * basic-block.h (commit_one_edge_insertion): Declare.
24225 * passes.c (init_optimization_passes): Move pass_nrv and
24226 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
24227 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
24228 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
24229 (redirect_branch_edge): Deal with super block when expanding, split
24230 out jump patching itself into ...
24231 (patch_jump_insn): ... here, new static helper.
24233 2009-04-26 Michael Matz <matz@suse.de>
24235 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
24236 beyond num_ssa_names.
24237 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
24238 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
24240 2009-04-26 Jakub Jelinek <jakub@redhat.com>
24242 PR inline-asm/39543
24243 * fwprop.c (forward_propagate_asm): New function.
24244 (forward_propagate_and_simplify): Propagate also into __asm, if it
24245 doesn't increase the number of referenced registers.
24248 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
24250 2009-04-26 Jakub Jelinek <jakub@redhat.com>
24252 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
24253 note_nonlocal_vla_type for nonlocal VLAs.
24254 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
24255 contains_remapped_vars, remap_vla_decls): New functions.
24256 (convert_nonlocal_reference_stmt): If not optimizing, call
24257 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
24258 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
24259 if it wasn't found in var_map.
24260 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
24261 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
24262 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
24264 * gimplify.c (nonlocal_vlas): New variable.
24265 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
24267 (gimplify_body): Create and destroy nonlocal_vlas.
24269 * dwarf2out.c (loc_descr_plus_const): New function.
24270 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
24271 mem_loc_descriptor, loc_descriptor_from_tree_1,
24272 descr_info_loc, gen_variable_die): Use it.
24274 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
24275 !TREE_STATIC VAR_DECLs.
24276 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
24277 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
24278 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
24279 DECL_BY_REFERENCE is valid.
24280 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
24281 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
24282 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
24283 Copy DECL_BY_REFERENCE.
24284 (struct nesting_copy_body_data): New type.
24285 (nesting_copy_decl): New function.
24286 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
24287 if they have variable length.
24289 2009-04-26 Michael Matz <matz@suse.de>
24291 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
24292 mark new temporaries for renaming.
24294 2009-04-26 Joseph Myers <joseph@codesourcery.com>
24297 * c-decl.c (global_bindings_p): Return negative value.
24298 (c_variable_size): New. Based on variable_size from
24300 (grokdeclarator): Call c_variable_size not variable_size.
24302 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
24304 * config/i386/i386.c (print_operand) ['z']: Fix typo.
24306 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
24308 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
24309 Redefine it to just use mingw/include.
24310 (ASM_SPEC): Rules for -m32 and -m64.
24311 (LINK_SPEC): Use Likewise.
24312 (SPEC_32): New define.
24313 (SPEC_64): Likewise.
24314 (SUB_LINK_SPEC): Likewise.
24315 (MULTILIB_DEFAULTS): New define.
24316 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
24317 Add multilib options.
24318 (MULTILIB_DIRNAMES): Likewise.
24319 (MULTILIB_OSDIRNAMES): Likewise.
24320 (LIBGCC): Likewise.
24321 (INSTALL_LIBGCC): Likewise.
24323 2009-04-26 Joseph Myers <joseph@codesourcery.com>
24326 * c-tree.h (enum c_inline_static_type): New.
24327 (record_inline_static): Declare.
24328 * c-decl.c (struct c_inline_static, c_inline_statics,
24329 record_inline_static, check_inline_statics): New.
24330 (pop_file_scope): Call check_inline_statics.
24331 (start_decl): Call record_inline_static instead of pedwarning
24332 directly for static in inline function.
24333 * c-typeck.c (build_external_ref): Call record_inline_static
24334 instead of pedwarning directly for static referenced in inline
24337 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
24339 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
24340 not new but only being rescanned.
24341 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
24342 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
24343 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
24344 record_set_info, compute_set, grealloc): Remove.
24345 (recompute_all_luids): New function.
24346 (gcse_main): Don't compute sets, and don't do related memory
24347 allocations/free-ing. If something changed before the end of the
24348 pass, update LUIDs using recompute_all_luids.
24349 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
24350 (free_gcse_mem): Don't free it either.
24351 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
24352 Use the df insn LUIDs.
24353 (load_killed_in_block): Likewise.
24354 (compute_hash_table_work): Don't compute reg_set_in_block.
24355 (compute_transp): Use DF_REG_DEF_CHAINs.
24356 (local_cprop_pass): Don't use compute_sets and related functions.
24357 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
24358 Use get_max_uid() instead of max_cuid.
24359 (insert_insn_end_basic_block, pre_insert_copy_insn,
24360 update_ld_motion_stores): Don't try to
24361 keep reg_set tables up to date.
24362 (pre_insert_copies): Use df insn LUIDs.
24363 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
24364 (reg_set_info): Don't use extra bitmap argument.
24365 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
24366 information to compute regs_set_in_block.
24367 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
24368 (bypass_jumps): Don't use compute_sets and friends.
24370 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24373 * opts.c (undocumented_msg): Do not leave blank even with
24376 2009-04-25 Joseph Myers <joseph@codesourcery.com>
24378 * c-decl.c (build_enumerator): Allow values folding to integer
24379 constants but not integer constant expressions with a pedwarn if
24382 2009-04-25 Joseph Myers <joseph@codesourcery.com>
24385 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
24386 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
24387 type is an integer constant.
24389 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
24392 * config/i386/i386.c (print_operand) ['z']: Revert handling of
24395 2009-04-25 Joseph Myers <joseph@codesourcery.com>
24398 * c-decl.c (grokdeclarator): Diagnose declarations of functions
24399 with variably modified return type and no storage class
24400 specifiers, except for the case of nested functions. Distinguish
24401 extern declarations of functions with variably modified return
24402 types from those of objects with variably modified types.
24404 2009-04-25 Jan Hubicka <jh@suse.cz>
24406 * tree.c (list_equal_p): New function.
24407 * tree.h (list_equal_p): Declare.
24408 * coretypes.h (edge_def, edge, const_edge, basic_block_def
24409 basic_block_def, basic_block, const_basic_block): New.
24410 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
24411 (redirect_eh_edge): New function.
24412 (make_eh_edge_update_phi): EH edges are not abnormal.
24413 * except.c: Include tree-flow.h.
24414 (list_match): New function.
24415 (eh_region_replaceable_by_p): New function.
24416 (replace_region): New function.
24417 (hash_type_list): New function.
24418 (hash_eh_region): New function.
24419 (eh_regions_equal_p): New function.
24420 (merge_peers): New function.
24421 (remove_unreachable_regions): Verify EH tree when checking;
24423 (copy_eh_region_1): New function.
24424 (copy_eh_region): New function.
24425 (push_reachable_handler): New function.
24426 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
24427 regions without label but with live RESX.
24428 * except.h (redirect_eh_edge_to_label): New.
24429 * tree-flow.h (redirect_eh_edge): New.
24430 * coretypes.h (edge_def, edge, const_edge, basic_block_def
24431 basic_block_def, basic_block, const_basic_block): Remove.
24432 * Makefile.in (except.o): Add dependency on tree-flow.h
24433 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
24434 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
24437 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
24440 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
24441 on the destination of memcpy.
24443 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
24445 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
24446 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
24447 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
24449 2009-04-25 Jan Hubicka <jh@suse.cz>
24451 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
24452 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
24453 to be reached by different label than left.
24454 (update_eh_edges): Update comment; remove edge_to_remove if possible
24455 and return true if suceeded.
24456 (cleanup_empty_eh): Accept sharing map; handle shared regions.
24457 (cleanup_eh): Compute sharing map.
24458 * except.c (remove_eh_handler_and_replace): Add argument if we should
24460 (remove_unreachable_regions): Update for label sharing.
24461 (label_to_region_map): Likewise.
24462 (get_next_region_sharing_label): New function.
24463 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
24465 (remove_eh_handler): Update.
24466 (remove_eh_region_and_replace_by_outer_of): New function.
24467 * except.h (struct eh_region): Add next_region_sharing_label.
24468 (remove_eh_region_and_replace_by_outer_of,
24469 get_next_region_sharing_label): Declare.
24470 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
24472 2009-04-25 Jan Hubicka <jh@suse.cz>
24474 * tree-cfg.c (split_critical_edges): Split also edges where we can't
24475 insert code even if they are not critical.
24477 2009-04-25 Jan Hubicka <jh@suse.cz>
24479 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
24480 (gimple_can_remove_branch_p): EH edges won't remove branch by
24482 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
24483 updating of non-abnormal EH edges.
24484 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
24485 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
24486 (split_critical_edges): Split also edges where emitting code on them
24487 will lead to splitting later.
24489 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
24490 H.J. Lu <hongjiu.lu@intel.com>
24493 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
24494 the configured assembler supports fildq and fistpq mnemonics.
24495 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
24496 * configure: Regenerated.
24497 * config.in: Ditto.
24499 * config/i386/i386.c (print_operand): Handle 'Z'.
24500 ['z']: Remove handling of special fild/fist suffixes.
24501 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
24502 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
24503 suffix of fild insn.
24504 (*floatsi<mode>2_vector_mixed): Ditto.
24505 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
24506 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
24507 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
24508 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
24509 * config/i386/gas.h (GAS_MNEMONICS): Remove.
24511 2009-04-25 Ben Elliston <bje@au.ibm.com>
24513 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
24514 the source of a set operation.
24516 2009-04-25 Anatoly Sokolov <aesok@post.ru>
24518 * target.h (struct gcc_target): Add case_values_threshold field.
24519 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
24520 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
24521 * targhooks.c (default_case_values_threshold): New function.
24522 * targhooks.h (default_case_values_threshold): Declare function.
24523 * stmt.c (expand_case): Use case_values_threshold target hook.
24524 * expr.h (case_values_threshold): Remove declartation.
24525 * expr.c (case_values_threshold): Remove function.
24526 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
24528 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
24529 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
24530 (avr_case_values_threshold): Declare as static.
24531 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
24533 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
24534 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
24535 (mn10300_case_values_threshold): New function.
24537 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
24539 * ira.c (setup_cover_and_important_classes): Add enum cast.
24541 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
24543 * genpreds.c (write_enum_constraint_num): Output definition of
24544 CONSTRAINT_NUM_DEFINED_P macro.
24545 * ira.c (setup_cover_and_important_classes): Use
24546 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
24548 2009-04-24 DJ Delorie <dj@redhat.com>
24550 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
24551 __SH2A_SINGLE_ONLY__ also.
24553 2009-04-24 Steve Ellcey <sje@cup.hp.com>
24555 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
24556 (movdf_internal): Ditto.
24557 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
24558 SFmode and DFmode constants.
24559 (ia64_print_operand): Add 'G' format for printing
24560 floating point constants.
24562 2009-04-24 Richard Guenther <rguenther@suse.de>
24564 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
24565 from unsigned additions.
24567 2009-04-24 Joseph Myers <joseph@codesourcery.com>
24569 * c-typeck.c (set_init_index): Allow array designators that are
24570 not integer constant expressions with a pedwarn if pedantic.
24572 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
24574 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
24575 zero if no overlap in nonzero bits between the operands.
24577 2009-04-24 Ian Lance Taylor <iant@google.com>
24579 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
24580 (record_dead_and_set_regs): Likewise.
24581 * df.h (struct df_mw_hardreg): Change flags field to int.
24582 (struct df_base_ref): Likewise.
24583 (struct df): Change changeable_flags field to int.
24584 * df-scan.c (df_defs_record): Change clobber_flags to int.
24585 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
24586 constants rather than #define macros.
24587 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
24588 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
24589 (enum dwarf_calling_convention): Likewise.
24590 (enum dwarf_line_number_x_ops): Likewise.
24591 (enum dwarf_call_frame_info): Likewise.
24592 (enum dwarf_source_language): Likewise.
24593 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
24594 (add_calling_convention_attribute): Likewise.
24595 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
24596 (combine_comparisons): Change compcode to int. Add cast to enum type.
24597 * genrecog.c (maybe_both_true_2): Change c to int.
24598 (write_switch): Likewise. Add cast to enum type.
24599 * gimplify.c (gimplify_omp_for): Handle return values from
24600 gimplify_expr using MIN rather than bitwise or.
24601 (gimplify_expr): Add cast to enum type.
24602 * ipa-prop.c (update_jump_functions_after_inlining): Change
24603 IPA_BOTTOM to IPA_JF_UNKNOWN.
24604 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
24605 Add casts to enum type.
24606 (setup_cover_and_important_classes): Change cl to int. Add casts
24608 (setup_class_translate): Change cl and mode to int.
24609 (ira_init_once): Change mode to int.
24610 (free_register_move_costs): Likewise.
24611 (setup_prohibited_mode_move_regs): Add casts to enum type.
24612 * langhooks.c (add_builtin_function_common): Rework assertion that
24613 value fits bitfield.
24614 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
24615 * omega.c (omega_do_elimination): Avoid math on enum types.
24616 * optabs.c (expand_vec_shift_expr): Remove casts to int.
24617 * opts.c (set_debug_level): Change 2 to enum constant. Use new
24618 int local to handle integral_argment value.
24619 * regmove.c (try_auto_increment): Change PUT_MODE to
24621 * reload.c (push_secondary_reload): Add casts to enum type.
24622 (secondary_reload_class, find_valid_class): Likewise.
24623 * reload1.c (emit_input_reload_insns): Likewise.
24624 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
24625 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
24626 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
24628 * tree.c (build_common_builtin_nodes): Add casts to enum type.
24629 * tree-complex.c (complex_lattice_t): Typedef to int rather than
24631 (expand_complex_libcall): Add casts to enum type.
24632 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
24633 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
24634 with ERROR_MARK, not NUM_TREE_CODES.
24635 (vect_create_epilog_for_reduction): Likewise.
24636 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
24637 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
24638 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
24640 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
24641 vect_unused_in_loop. Change 0 to loop_vect.
24642 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
24643 * var-tracking.c (get_init_value): Change return type to enum
24645 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
24646 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
24648 (arm_override_options): Add casts to enum type.
24649 (arm_emit_tls_decoration): Likewise.
24650 * config/i386/i386.c (ix86_function_specific_restore): Add casts
24652 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
24653 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
24654 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
24656 * config/s390/s390.c (code_for_builtin_64): Change to array of
24658 (code_for_builtin_31): Likewise.
24659 (s390_expand_builtin): Change code_for_builtin to enum insn_code
24661 * config/sparc/sparc.c (sparc_override_options): Change value
24662 field in struct code_model to enum cmodel. In initializer change
24663 0 to NULL and add cast to enum type.
24665 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
24666 Change all callers. Issue a -Wc++-compat warning using
24667 lhs_origtype if necessary.
24668 (convert_for_assignment): Issue -Wc++-compat warnings about
24669 invalid conversions to enum type on assignment.
24670 * c-common.h (build_modify_expr): Update declaration.
24672 2009-04-24 Nick Clifton <nickc@redhat.com>
24674 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
24675 (function_arg_advance): Likewise.
24676 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
24679 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
24681 * config/s390/constraints.md ('I', 'J'): Fix condition.
24683 2009-04-24 Diego Novillo <dnovillo@google.com>
24685 * gengtype-parse.c (parse_error): Add newline after message.
24687 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
24689 * config/i386/sse.md (avxmodesuffixs): Removed.
24690 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
24691 (*avx_pinsr<ssevecsize>): This.
24693 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
24695 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
24696 follow chains of regs with a single definition, and allow expressions
24697 that are function_invariant_p.
24698 (simple_rhs_p): Allow expressions that are function_invariant_p.
24700 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
24702 PR middle-end/39867
24703 * fold-const.c (fold_cond_expr_with_comparison): When folding
24704 > and >= to MAX, make sure the MAX uses the same type as the
24705 comparison's operands.
24707 2009-04-24 Nick Clifton <nickc@redhat.com>
24709 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
24710 addressing for DImode accesses.
24711 (frv_print_operand_address): Handle PLUS case.
24712 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
24714 2009-04-24 Jakub Jelinek <jakub@redhat.com>
24716 PR rtl-optimization/39794
24717 * alias.c (canon_true_dependence): Add x_addr argument.
24718 * rtl.h (canon_true_dependence): Adjust prototype.
24719 * cse.c (check_dependence): Adjust canon_true_dependence callers.
24720 * cselib.c (cselib_invalidate_mem): Likewise.
24721 * gcse.c (compute_transp): Likewise.
24722 * dse.c (scan_reads_nospill): Likewise.
24723 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
24724 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
24725 canon_base_addr of the group, plus optional offset.
24726 (struct group_info): Rename canon_base_mem to
24728 (get_group_info): Set canon_base_addr to canon_rtx of base, not
24729 canon_rtx of base_mem.
24731 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
24733 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
24734 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
24736 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24738 * config/spu/spu-builtins.h: Delete file.
24740 * config/spu/spu.h (enum spu_builtin_type): Move here from
24742 (struct spu_builtin_description): Likewise. Add GTY marker.
24743 Do not use enum spu_function_code or enum insn_code.
24744 (spu_builtins): Add extern declaration.
24746 * config/spu/spu.c: Do not include "spu-builtins.h".
24747 (enum spu_function_code, enum spu_builtin_type_index,
24748 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
24749 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
24750 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
24751 unsigned_V2DI_type_node): Move here from spu-builtins.h.
24752 (spu_builtin_types): Make static. Add GTY marker.
24753 (spu_builtins): Add extern declaration with GTY marker.
24754 Include "gt-spu.h".
24756 * config/spu/spu-c.c: Do not include "spu-builtins.h".
24757 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
24758 Check programmatically whether all parameters are scalar.
24760 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
24762 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
24764 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
24765 assignment from the constructor either if the target is volatile.
24767 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
24769 * config/arm/arm.md (insv): Do not share operands[0].
24771 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
24773 * config/vxlib-tls.c (active_tls_threads): Delete.
24774 (delete_hook_installed): New.
24775 (tls_delete_hook): Don't delete the delete hook.
24776 (tls_destructor): Delete it here.
24777 (__gthread_set_specific): Adjust installing the delete hook.
24778 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
24779 __gthread_leave_tsd_dtor_context.
24781 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
24783 * c-format.c (gcc_tdiag_char_table): Add support for %E.
24785 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
24787 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
24789 (alpha_rtx_costs): Ditto.
24790 (emit_unlikely_jump): Use add_reg_note.
24791 (emit_frame_store_1): Ditto.
24792 (alpha_expand_prologue): Ditto.
24793 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24794 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
24796 2009-04-23 Nick Clifton <nickc@redhat.com>
24798 * config/v850/v850.md (epilogue): Remove suppressed code.
24799 (return): Rename to return_simple and remove test of frame size.
24800 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
24801 to gen_return_simple.
24803 2009-04-22 Jing Yu <jingyu@google.com>
24806 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
24808 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
24811 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
24812 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
24813 value is a VECTOR_CST, the element type is the element type of the
24816 2009-04-22 DJ Delorie <dj@redhat.com>
24818 * config/m32c/m32c.h: Update GTY annotations to new syntax.
24820 2009-04-22 Jakub Jelinek <jakub@redhat.com>
24822 * alias.c (find_base_term): Move around LO_SUM case, so that
24823 CONST falls through into PLUS/MINUS handling.
24826 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
24827 into 0, use omit_one_operand.
24829 2009-04-23 Ben Elliston <bje@au.ibm.com>
24831 * config/rs6000/linux-unwind.h (get_regs): Remove type
24832 puns. Change the type of `pc' to an array of unsigned ints and
24833 update all users. Constify frame24.
24835 2009-04-22 DJ Delorie <dj@redhat.com>
24837 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
24838 declarations before code.
24839 (current_function_special_page_vector): Likewise.
24840 (m32c_expand_insv): Silence a warning.
24842 2009-04-21 Taras Glek <tglek@mozilla.com>
24844 * alias.c: Update GTY annotations to new syntax.
24845 * basic-block.h: Likewise.
24846 * bitmap.h: Likewise.
24847 * c-common.h: Likewise.
24848 * c-decl.c: Likewise.
24849 * c-parser.c: Likewise.
24850 * c-pragma.c: Likewise.
24851 * c-tree.h: Likewise.
24852 * cfgloop.h: Likewise.
24853 * cgraph.h: Likewise.
24854 * config/alpha/alpha.c: Likewise.
24855 * config/arm/arm.h: Likewise.
24856 * config/avr/avr.h: Likewise.
24857 * config/bfin/bfin.c: Likewise.
24858 * config/cris/cris.c: Likewise.
24859 * config/darwin.c: Likewise.
24860 * config/frv/frv.c: Likewise.
24861 * config/i386/i386.c: Likewise.
24862 * config/i386/i386.h: Likewise.
24863 * config/i386/winnt.c: Likewise.
24864 * config/ia64/ia64.h: Likewise.
24865 * config/iq2000/iq2000.c: Likewise.
24866 * config/mips/mips.c: Likewise.
24867 * config/mmix/mmix.h: Likewise.
24868 * config/pa/pa.c: Likewise.
24869 * config/pa/pa.h: Likewise.
24870 * config/rs6000/rs6000.c: Likewise.
24871 * config/s390/s390.c: Likewise.
24872 * config/sparc/sparc.c: Likewise.
24873 * config/xtensa/xtensa.c: Likewise.
24874 * cselib.h: Likewise.
24875 * dbxout.c: Likewise.
24876 * dwarf2out.c: Likewise.
24877 * except.c: Likewise.
24878 * except.h: Likewise.
24879 * fixed-value.h: Likewise.
24880 * function.c: Likewise.
24881 * function.h: Likewise.
24882 * gimple.h: Likewise.
24883 * integrate.c: Likewise.
24884 * optabs.c: Likewise.
24885 * output.h: Likewise.
24886 * real.h: Likewise.
24888 * stringpool.c: Likewise.
24889 * tree-data-ref.c: Likewise.
24890 * tree-flow.h: Likewise.
24891 * tree-scalar-evolution.c: Likewise.
24892 * tree-ssa-address.c: Likewise.
24893 * tree-ssa-alias.h: Likewise.
24894 * tree-ssa-operands.h: Likewise.
24895 * tree.c: Likewise.
24896 * tree.h: Likewise.
24897 * varasm.c: Likewise.
24898 * varray.h: Likewise.
24900 * coretypes.h: Do not define GTY macro if it is already defined.
24901 * doc/gty.texi: Update GTY documentation to new syntax.
24902 * gengtype-lex.l: Enforce attribute-like syntax for GTY
24903 annotations on structs.
24904 * gengtype-parse.c: Likewise.
24906 2009-04-22 Mark Heffernan <meheff@google.com>
24908 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
24910 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
24912 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
24915 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
24917 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
24918 the same as a PLUS without a shift. Increase the cost of a
24921 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24923 * Makefile.in: Update dependencies.
24924 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
24925 * errors.h: Remove bogus comment about compatibility.
24926 (warning): Update declaration.
24927 * genautomata.c: Update all calls to warning.
24928 * gimple.c: Do not include errors.h. Include toplev.h.
24929 * tree-ssa-structalias.c: Do not include errors.h.
24930 * omega.c: Likewise.
24931 * tree-ssa-reassoc.c: Likewise.
24932 * config/spu/spu-c.c: Likewise.
24933 * config/spu/t-spu-elf: Update dependencies.
24935 2009-04-22 Richard Guenther <rguenther@suse.de>
24937 PR tree-optimization/39824
24938 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
24939 make sure the types are compatible.
24941 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24944 * c-common.c (c_parse_error): Take a token_flags parameter.
24945 Use token_type for the token type instead.
24946 Pass token_flags to cpp_type2name.
24947 * c-common.h (c_parse_error): Update declaration.
24948 * c-parser.c (c_parser_error): Pass 0 as token flags.
24950 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
24952 PR rtl-optimization/39580
24953 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
24955 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24957 * function.c (expand_function_end): Do not emit a jump to the "naked"
24958 return label for fall-through returns.
24959 * except.c (sjlj_emit_function_exit): Always place the call to the
24960 unregister function at the location installed by expand_function_end.
24962 2009-04-22 Richard Guenther <rguenther@suse.de>
24964 PR tree-optimization/39845
24965 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
24966 (gen_inbound_check): Likewise.
24968 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
24970 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
24972 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
24973 * config/vxlib.c (__gthread_once): Add race guard for PPC.
24975 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24977 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
24978 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
24979 shift counts to avoid out-of-bounds array accesses.
24981 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24983 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
24984 (Pmode): Move above.
24986 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
24988 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
24989 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
24990 GET_CODE macro. Use IN_RANGE macro where appropriate.
24991 * config/alpha/alpha.h: Ditto.
24992 * config/alpha/alpha.md: Ditto.
24993 * config/alpha/constraints.md: Ditto.
24994 * config/alpha/predicates.md: Ditto.
24996 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24998 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
24999 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25000 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25001 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25002 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25003 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25004 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25005 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25006 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25007 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25008 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25009 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25010 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25011 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25012 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25013 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25014 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25015 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25016 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25017 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25018 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25019 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25020 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25021 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25022 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25023 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25024 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25026 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
25028 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
25029 references from comments.
25030 * cfgbuild.c (count_basic_blocks): Delete.
25031 (find_basic_blocks_1): Delete.
25032 (find_basic_blocks): Delete.
25033 * except.c (finish_eh_generation): Make static. Move comment from
25034 except.h here. Remove find_basic_blocks references from comments.
25035 * except.h (finish_eh_generation): Delete.
25036 * basic-block.h (find_basic_blocks): Delete.
25037 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
25039 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
25041 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
25042 (sdbout_parms): Likewise.
25044 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
25046 * config/sh/sh.c (prepare_cbranch_operands): Use
25047 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
25048 (expand_cbranchdi4): Likewise.
25049 (from_compare): Add cast to enum type.
25050 (expand_cbranchsi4): Use add_reg_note.
25051 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
25052 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
25053 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
25054 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25055 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
25056 instead of CODE_FOR_nothing.
25057 (cbranchdi4): Likewise. Fix the order of arguments for
25059 (push_fpscr): Use add_reg_note.
25060 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
25061 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
25063 2009-04-21 Joseph Myers <joseph@codesourcery.com>
25065 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
25066 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
25067 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
25068 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
25069 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
25070 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
25071 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
25072 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
25073 config/alpha/x-vms, config/arc/t-arc,
25074 config/arm/README-interworking, config/arm/arm-c.c,
25075 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
25076 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
25077 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
25078 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
25079 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
25080 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
25081 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
25082 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
25083 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
25084 config/cris/t-elfmulti, config/crx/t-crx,
25085 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
25086 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
25087 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
25088 config/h8300/t-h8300, config/i386/athlon.md,
25089 config/i386/darwin-libgcc.10.4.ver,
25090 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
25091 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
25092 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
25093 config/i386/t-linux64, config/i386/t-nwld,
25094 config/i386/t-rtems-i386, config/i386/t-sol2-10,
25095 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
25096 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
25097 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
25098 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
25099 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
25100 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
25101 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
25102 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
25103 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
25104 config/m68k/t-uclinux, config/mcore/t-mcore,
25105 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
25106 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
25107 config/mips/crtn.asm, config/mips/irix-crti.asm,
25108 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
25109 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
25110 config/mips/mips-fixed.md, config/mips/sb1.md,
25111 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
25112 config/mips/t-iris6, config/mips/t-isa3264,
25113 config/mips/t-libgcc-mips16, config/mips/t-linux64,
25114 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
25115 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
25116 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
25117 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
25118 config/mn10300/t-linux, config/mn10300/t-mn10300,
25119 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
25120 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
25121 config/picochip/libgccExtras/clzsi2.asm,
25122 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
25123 config/rs6000/darwin-libgcc.10.4.ver,
25124 config/rs6000/darwin-libgcc.10.5.ver,
25125 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
25126 config/rs6000/t-aix43, config/rs6000/t-aix52,
25127 config/rs6000/t-darwin, config/rs6000/t-fprules,
25128 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
25129 config/rs6000/t-lynx, config/rs6000/t-netbsd,
25130 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
25131 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
25132 config/rs6000/t-rtems, config/rs6000/t-spe,
25133 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
25134 config/score/t-score-elf, config/sh/divcost-analysis,
25135 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
25136 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
25137 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
25138 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
25139 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
25140 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
25141 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
25142 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
25143 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
25144 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
25145 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
25146 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
25147 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
25148 limitx.h, version.c, xcoff.h: Add copyright and license notices.
25149 * config/h8300/genmova.sh: Include copyright and license notices
25150 in generated output.
25151 * config/h8300/mova.md: Regenerate.
25152 * doc/install.texi2html: Include word "Copyright" in copyright
25153 notice and use name "Free Software Foundation, Inc.".
25154 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
25155 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
25156 ChangeLog-2007, ChangeLog-2008: Correct dates.
25158 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
25160 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
25161 NE_EXPR operations as well.
25162 * c-parser.c (c_parser_condition): Do not set location information on
25164 (c_parser_conditional_expression): Likewise.
25165 (c_parser_binary_expression): Set location information on operators.
25166 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
25167 TRUTH_NOT_EXPR has been folded.
25168 * fold-const.c (fold_truth_not_expr): Copy location information from
25169 the incoming expression to the outgoing one.
25170 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
25171 recursive calls on the LHS of the operator but pass that of the
25172 operator to recursive calls on the RHS of the operator. Set it
25174 (shortcut_cond_expr): Set the locus of the operator on the second
25175 COND_EXPR and that of the expression on the first in degenerate cases.
25176 Pass the locus of the expression to calls to shortcut_cond_r.
25177 Set the locus of the 'then' block on the associated jump, if any.
25178 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
25179 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
25180 expression to call to gimplify_boolean_expr.
25182 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
25184 * config.gcc: Add additional configuration for
25185 i686-w64-mingw* and x86_64-w64-mingw* triplet.
25186 * config/i386/mingw-w64.h: New mingw-w64 specific header.
25187 (CPP_SPEC): Redefine for allowing -municode option.
25188 (STARTFILE_SPEC): Likewise.
25189 * config/i386/t-mingw-w64: New.
25190 * config/i386/mingw-w64.opt: New.
25191 (municode): Add new target option.
25192 * doc/invoke.texi (municode): Add documentation for new option.
25194 2009-04-21 Ian Lance Taylor <iant@google.com>
25196 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25197 Correct test for number of arguments.
25198 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
25200 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
25202 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
25203 argument of emit_library_call.
25205 2009-04-21 Richard Guenther <rguenther@suse.de>
25207 PR middle-end/39829
25208 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
25209 inside VIEW_CONVERT_EXPRs.
25211 2009-04-21 Martin Jambor <mjambor@suse.cz>
25213 * tree-switch-conversion.c (build_constructors): Split a long line.
25214 (constructor_contains_same_values_p): New function.
25215 (build_one_array): Create assigns of constants if possible, do not
25216 call mark_sym_for_renaming, call update_stmt.
25217 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
25218 make_rename_temp. Do not call mark_symbols_for_renaming, call
25220 (gen_def_assigns): Do not call mark_symbols_for_renaming or
25221 find_new_referenced_vars, call update_stmt.
25222 (gen_inbound_check): Use create_tmp_var and create ssa names manually
25223 instead of calling make_rename_temp. Do not call
25224 find_new_referenced_vars or mark_symbols_for_renaming, call
25227 2009-04-21 Richard Guenther <rguenther@suse.de>
25229 PR tree-optimization/39827
25230 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
25231 (tree_ssa_phiprop): Pass the correct array size.
25233 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
25235 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
25237 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
25240 * c-typeck.c (lvalue_p): Move declaration ...
25241 * c-common.h (lvalue_p): ... to here.
25242 * c-common.c (candidate_equal_p): New.
25243 (add_tlist): Use it.
25244 (merge_tlist): Use it.
25245 (warn_for_collisions_1): Likewise.
25246 (warning_candidate_p): Accept more candidates.
25247 (verify_tree): A warning candidate can be an expression. Use
25250 2009-04-21 Ben Elliston <bje@au.ibm.com>
25253 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
25254 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
25255 options. Remove -mcall-solaris documentation.
25257 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25260 * doc/invoke.texi (-Wlong-long): Update description.
25261 * c-lex (interpret_integer): Only warn if there was no previous
25262 overflow and -Wlong-long is enabled.
25263 * c-decl.c (declspecs_add_type): Drop redundant flags.
25264 * c.opt (Wlong-long): Init to -1.
25265 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
25266 and front-end warn_long_long. Wlong-long only depends on other
25267 flags if it is uninitialized.
25268 * c-parser.c (disable_extension_diagnostics): warn_long_long is
25269 the same for CPP and FE.
25270 (restore_extension_diagnostics): Likewise.
25272 2009-04-20 Ian Lance Taylor <iant@google.com>
25274 Fix enum conversions which are invalid in C++:
25275 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
25276 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
25277 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
25278 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
25279 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
25280 (dbxout_parms): Likewise.
25281 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
25282 (df_clear_flags): Likewise.
25283 * df-problems.c (df_rd_bb_local_compute_process_def): Change
25284 top_flag parameter to int.
25285 (df_chain_create_bb_process_use): Likewise.
25286 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
25288 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
25289 (df_ref_create_structure, df_def_record_1): Likewise.
25290 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
25291 (df_notes_rescan): Change 0 to VOIDmode in function call.
25292 (df_get_call_refs, df_insn_refs_collect): Likewise.
25293 (df_bb_regs_collect): Likewise.
25294 (df_entry_block_defs_collect): Likewise.
25295 (df_exit_block_uses_collect): Likewise.
25296 * df.h: Update declarations.
25297 * double-int.c (double_int_divmod): Add cast to enum type.
25298 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
25299 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
25300 (based_loc_descr): Likewise.
25301 (loc_descriptor_from_tree_1): Change first_op and second_op to
25302 enum dwarf_location_atom. Add cast to enum type.
25303 * expmed.c (init_expmed): Change 0 to SET in function call.
25304 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
25305 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
25306 (do_store_flag): Likewise.
25307 * fixed-value.h (struct fixed_value): Change mode to enum
25309 * function.c (assign_parms): Change 0 to VOIDmode in function call.
25310 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
25312 (insert_insn_decl, insert_decl, insert_state): Likewise.
25313 (automata_list_finish): Likewise.
25314 * genrecog.c (process_define_predicate): Add cast to enum type.
25315 * gensupport.c (init_predicate_table): Add cast to enum type.
25316 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
25318 (gimple_build_call_1, gimple_build_label): Likewise.
25319 (gimple_build_goto, gimple_build_asm_1): Likewise.
25320 (gimple_build_switch_1, gimple_build_cdt): Likewise.
25321 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
25322 (enum fallback): Rename from enum fallback_t.
25323 (fallback_t): Typedef as int.
25324 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
25325 GSI_SAME_STMT in function call.
25326 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
25328 (setup_reg_class_relations): Likewise.
25329 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
25330 (setup_prohibited_class_mode_regs): Add cast to enum type.
25331 (setup_prohibited_mode_move_regs): Likewise.
25332 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
25333 (record_address_regs): Change i to enum reg_class.
25334 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
25335 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
25336 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
25337 (GET_MODE_2XWIDER_MODE): Likewise.
25338 (GET_CLASS_NARROWEST_MODE): Likewise.
25339 * omp-low.c (expand_omp_for): Add cast to enum type.
25340 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
25341 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
25342 * postreload.c (reload_cse_simplify_operands): Change rclass local
25344 * predict.c (combine_predictions_for_insn): Change best_predictor
25345 and predictor to enum br_predictor.
25346 (combine_predictions_for_bb): Likewise.
25347 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
25348 use SET_PREDICT_EXPR_OUTCOME.
25349 * real.c (real_arithmetic): Change icode to code in function call.
25350 * reginfo.c (init_move_cost): Add casts to enum type.
25351 (init_reg_sets_1, init_fake_stack_mems): Likewise.
25352 * regmove.c (regclass_compatible_p): Change class0 and class1 to
25354 * reload.c (find_valid_class): Add casts to enum type.
25355 (push_reload): Change 0 to NO_REGS in function call.
25356 (find_reloads): Change this_alternative to array of enum
25357 reg_class. Remove some now-unnecessary casts.
25358 (make_memloc): Change 0 to VOIDmode in function call.
25359 * reload1.c (reload): Change 0 to VOIDmode in function call.
25360 (eliminate_regs_1, elimination_effects): Likewise.
25361 (eliminate_regs_in_insn): Likewise.
25362 (emit_input_reload_insns): Add cast to enum type.
25363 (delete_output_reload): Change 0 to VOIDmode in function call.
25364 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
25365 to enum type in function call.
25366 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
25367 (SET_PREDICT_EXPR_OUTCOME): Define.
25368 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
25369 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
25370 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
25371 (dump_function): Likewise.
25372 * tree-dump.h: Update declarations.
25373 * tree-pass.h: Update declarations.
25374 * varasm.c (assemble_integer): Change mclass to enum mode_class.
25375 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
25377 (arm_rtx_costs_1): Correct parenthesization.
25378 (arm_rtx_costs): Add casts to enum type.
25379 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
25380 (vfp_emit_fstmd): Use add_rg_note.
25381 (emit_multi_reg_push, emit_sfm): Likewise.
25382 (thumb_set_frame_pointer): Likewise.
25383 (arm_expand_prologue): Likewise.
25384 (arm_regno_class): Change return type to enum reg_class.
25385 (thumb1_expand_prologue): Use add_reg_note.
25386 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
25387 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
25389 * config/arm/gentune.sh: Add cast to enum type.
25390 * config/arm/arm-tune.md: Rebuild.
25391 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
25392 (ix86_split_fp_branch, predict_jump): Likewise.
25393 (ix86_expand_multi_arg_builtin): Change sub_code from enum
25394 insn_code to enum rtx_code.
25395 (ix86_builtin_vectorized_function): Add cast to enum type.
25396 * config/i386/i386.md (truncdfsf2): Change slot to enum
25398 (truncxf<mode>2, isinf<mode>2): Likewise.
25399 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
25401 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
25402 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
25403 (insert_bundle_state): Change 1 to INSERT in function call.
25404 (ia64_add_bundle_selector_before): Likewise.
25405 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
25406 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
25407 (restore_stack_nonlocal): Likewise.
25408 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
25410 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
25412 (mips_rtx_costs): Likewise.
25413 (mips_override_options): Add casts to enum type.
25414 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
25416 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
25417 (store_reg, set_reg_plus_d): Likewise.
25418 (hppa_expand_prologue, hppa_profile_hook): Likewise.
25419 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
25421 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
25423 (emit_unlikely_jump): Use add_reg_note.
25424 (rs6000_emit_allocate_stack): Likewise.
25425 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
25426 (output_toc): Change 1 to INSERT in function call.
25427 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
25428 (rs6000_initialize_trampoline): Likewise.
25429 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
25431 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
25432 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
25433 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
25434 (save_gprs): Use add_reg_note.
25435 (s390_emit_prologue): Likewise.
25436 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25437 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
25438 (sparc_fold_builtin): Add cast to enum type.
25439 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
25441 (spu_expand_prologue): Use add_reg_note.
25442 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
25444 2009-04-20 Ian Lance Taylor <iant@google.com>
25446 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
25447 (c_parser_postfix_expression_after_primary): Get VEC for list of
25448 arguments. Get original types of arguments. Call
25449 build_function_call_vec.
25450 (cached_expr_list_1, cached_expr_list_2): New static variables.
25451 (c_parser_expr_list): Change return type to VEC *. Add
25452 p_orig_types parameter. Change all callers.
25453 (c_parser_release_expr): New static function.
25454 (c_parser_vec_to_tree_list): New static function.
25455 * c-typeck.c (build_function_call): Rewrite to build a VEC and
25456 call build_function_call_vec.
25457 (build_function_call_vec): New function, based on old
25458 build_function_call.
25459 (convert_arguments): Remove nargs and argarray parameters. Change
25460 values to a VEC. Add origtypes parameter.
25461 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
25462 (convert_for_assignment): Add origtype parameter. Change all
25463 callers. If warn_cxx_compat, check for conversion to an enum
25464 type when calling a function.
25465 (store_init_value): Add origtype parameter. Change all callers.
25466 (digest_init): Likewise.
25467 (struct init_node): Add origtype field.
25468 (add_pending_init): Add origtype parameter. Change all callers.
25469 (output_init_element): Likewise.
25470 (output_pending_init_elements): Pass origtype from init_node to
25471 output_init_element.
25472 (process_init_element): Pass origtype from c_expr to
25473 output_init_element.
25474 (c_finish_return): Add origtype parameter. Change all callers.
25475 * c-common.c (sync_resolve_size): Change params to VEC *. Change
25477 (sync_resolve_params): Likewise.
25478 (sync_resolve_return): Change params to first_param. Change caller.
25479 (resolve_overloaded_builtins): Change params to VEC *. Change
25480 callers. Save first parameter around call to build_function_call_vec.
25481 * c-decl.c (finish_decl): Add origtype parameter. Change all
25482 callers. Call build_function_call_vec rather than
25483 build_function_call for cleanup.
25484 * c-tree.h: Update declarations.
25485 * c-common.h: Update declarations.
25486 * stub-objc.c (objc_rewrite_function_call): Change parameter from
25487 params to first_param.
25488 * target.h (struct gcc_target): Change resolve_overloaded_builtin
25489 params parameter from tree to void *.
25490 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25491 Change arglist parameter to have type void *, and to be a pointer
25493 * config/rs6000/rs6000-protos.h
25494 (altivec_resolve_overloaded_builtin): Update declaration.
25495 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
25496 fnargs parameter to have type void *, and to be a pointer to a
25497 VEC. Call build_function_call_vec instead of
25498 build_function_call.
25499 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
25501 2009-04-20 Joey Ye <joey.ye@intel.com>
25502 Xuepeng Guo <xuepeng.guo@intel.com>
25503 H.J. Lu <hongjiu.lu@intel.com>
25505 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
25507 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
25508 (IX86_LEA_PRIORITY): Likewise.
25509 (distance_non_agu_define): New function.
25510 (distance_agu_use): Likewise.
25511 (ix86_lea_for_add_ok): Likewise.
25512 (ix86_dep_by_shift_count): Likewise.
25514 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
25515 should split for LEA.
25517 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
25519 (ix86_dep_by_shift_count): Likewise.
25521 2009-04-20 Richard Guenther <rguenther@suse.de>
25523 * expr.c (handled_component_p): Move ...
25524 * tree.h (handled_component_p): ... here.
25525 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
25526 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
25527 and REALPART_EXPR to be in one group.
25529 2009-04-20 Richard Guenther <rguenther@suse.de>
25531 * basic-block.h (get_all_dominated_blocks): Declare.
25532 * dominance.c (get_all_dominated_blocks): New function.
25533 * tree-cfg.c (get_all_dominated_blocks): Remove.
25534 (remove_edge_and_dominated_blocks): Adjust.
25535 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
25536 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
25537 instead of recursing.
25539 2009-04-20 Doug Kwan <dougkwan@google.com>
25541 * cgraph.h (cgraph_node_ptr): New type for vector functions.
25542 (struct cgraph_node_set_def): New type.
25543 (cgraph_node_set) New type. Also declare vector functions.
25544 (struct cgraph_node_set_element_def): New type.
25545 (cgraph_node_set_element): Ditto.
25546 (cgraph_node_set_iterator): New iterator type.
25547 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
25548 cgraph_node_set_remove, dump_cgraph_node_set,
25549 debug_cgraph_node_set): New prototypes.
25550 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
25551 cgraph_node_set_size): New inlines.
25552 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
25553 including cgraph.h.
25554 (struct ipa_opt_pass): Add struct cgraph_node_set_def
25555 argument to function 'write_summary'.
25556 * ipa.c: Include ggc.h.
25557 (hash_cgraph_node_set_element,
25558 eq_cgraph_node_set_element, cgraph_node_set_new,
25559 cgraph_node_set_add, cgraph_node_set_remove,
25560 cgraph_node_set_find, dump_cgraph_node_set,
25561 debug_cgraph_node_set): New functions.
25562 * Makefile.in (ipa.o): Add dependency on GGC_H.
25564 2009-04-20 Ira Rosen <irar@il.ibm.com>
25566 PR tree-optimization/39675
25567 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
25568 check of the return code of vect_schedule_slp. Check that
25569 stmt_vec_info still exists for the statement, before checking its
25570 vectorization type.
25572 2009-04-20 Michael Matz <matz@suse.de>
25574 * Makefile.in (generated_files): Take out $(simple_generated_c).
25576 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
25578 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
25579 (UINTPTR_TYPE): Likewise.
25581 2009-04-19 Joseph Myers <joseph@codesourcery.com>
25584 * c-typeck.c (digest_init): Check for initializing an array with a
25587 2009-04-19 Joseph Myers <joseph@codesourcery.com>
25590 * c-semantics.c (pop_stmt_list): Propagate
25591 STATEMENT_LIST_HAS_LABEL to parent statement list.
25593 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
25595 * config/mips/mips.h (mips_tune_attr): New macro.
25596 * config/mips/mips.md (cpu): Use it.
25598 2009-04-19 Joseph Myers <joseph@codesourcery.com>
25601 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
25604 2009-04-19 Diego Novillo <dnovillo@google.com>
25606 * toplev.c (compile_file): Move call to coverage_finish ...
25607 * cgraphunit.c (ipa_passes): ... here.
25608 Call cgraph_process_new_functions.
25609 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
25610 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
25612 2009-04-19 Jan Hubicka <jh@suse.cz>
25614 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
25616 (dump_cgraph_node): Dump can throw external flag.
25617 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
25619 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
25623 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
25624 * common.opt (Wlogical-op): Move from here...
25625 * c.opt (Wlogical-op): ... to here.
25626 * c-typeck.c (parser_build_binary_op): Update call to
25627 warn_logical_operator.
25628 * c-opts.c (c_common_post_options): Enable warn_logical_op with
25630 * c-common.c (warn_logical_op): Update.
25631 * c-common.h (warn_logical_op): Update declaration.
25633 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
25635 * tree.c (protected_set_expr_location): Fix formatting.
25637 2009-04-18 Joseph Myers <joseph@codesourcery.com>
25640 * c-typeck.c (readonly_warning): new.
25641 (build_unary_op, build_modify_expr): Use readonly_warning for
25642 storing into something readonly but not const-qualified.
25644 2009-04-18 Joseph Myers <joseph@codesourcery.com>
25647 * c-typeck.c (build_unary_op): Check for taking address of
25648 expression of type void.
25650 2009-04-18 Joseph Myers <joseph@codesourcery.com>
25653 * c-typeck.c (build_function_call): Check for calling a function
25654 with qualified void return types. Call require_complete_type when
25657 2009-04-18 Jan Hubicka <jh@suse.cz>
25659 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
25661 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
25662 can_throw_external flag.
25663 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
25664 * ipa-pure-const.c (ignore_edge): New function.
25665 (propagate): Compute order for NOTHROW computation; set NOTHROWs
25666 only over can_throw_external edges.
25667 (local_pure_const): Add nothrow flag.
25668 * ipa-utils.c (searchc): Add ignore_edge callback.
25669 (ipa_utils_reduced_inorder): Add ignore_edge callback.
25670 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
25671 (set_nothrow_function_flags): Update cgraph.
25672 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
25674 2009-04-18 Richard Guenther <rguenther@suse.de>
25676 PR middle-end/39804
25677 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
25678 (fold_stmt): ... this and ...
25679 (fold_stmt_inplace): ... this.
25680 (fold_stmt_1): Fold references in calls and asms.
25681 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
25683 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25685 * tree-vrp.c (ssa_name_nonzero_p): Remove.
25686 * tree.h: Remove the prototype for ssa_name_nonzero_p.
25688 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25690 * tree.c (function_args_count): Remove.
25691 * tree.h: Remove the prototype for function_args_count.
25693 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25695 * tree-iterator.c (expr_only): Remove.
25696 * tree.h: Remove the prototype for expr_only.
25698 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25700 * reginfo.c (cannot_change_mode_set_regs): Remove.
25701 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
25703 2009-04-08 Anatoly Sokolov <aesok@post.ru>
25705 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
25706 whether operands 0 and 1 overlaps.
25708 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
25710 PR middle-end/36902
25711 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
25712 pointer. Use warning_at instead of warning.
25713 (search_for_addr_array): Likewise.
25714 (check_array_bounds): Likewise.
25715 (check_all_array_refs): Check that the incoming edge is not in the
25716 list of edges to be removed.
25717 (check_all_array_refs): Avoid the temporal pointer.
25718 (vrp_visit_cond_stmt): Fix typo.
25719 (simplify_switch_using_ranges): Handle the case where the switch
25720 index is an integer constant.
25722 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
25724 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
25726 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25728 * doc/extend.texi, doc/invoke.texi: Fix typos.
25730 2009-04-17 Cary Coutant <ccoutant@google.com>
25732 * tree-flow-inline.h (get_lineno): Fix inverted test.
25734 2009-04-17 Diego Novillo <dnovillo@google.com>
25736 * tree-ssa-pre.c (create_expression_by_pieces): Remove
25737 assertion for AVAIL_OUT.
25739 2009-04-17 Mike Frysinger <vapier@gentoo.org>
25742 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
25743 * config/sh/linux-atomic.asm: Likewise.
25745 2009-04-17 Diego Novillo <dnovillo@google.com>
25747 * except.c (debug_eh_tree): New.
25748 (struct eh_region, struct eh_status): Move ...
25749 * except.h: ... here.
25750 (add_type_for_runtime): Declare extern.
25751 (lookup_type_for_runtime): Likewise.
25752 (debug_eh_tree): Declare.
25753 * Makefile.in (GTFILES): List except.h before except.c
25755 2009-04-17 Diego Novillo <dnovillo@google.com>
25757 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
25758 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
25759 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
25760 (find_vars_r): ... here.
25761 * tree-flow.h (find_referenced_vars_in): Declare.
25762 * tree-ssa-pre.c (create_expression_by_pieces): Assert
25763 that AVAIL_OUT exists for BLOCK.
25764 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
25765 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
25766 (tree-parloops.o): Likewise.
25768 2009-04-17 Simon Baldwin <simonb@google.com>
25770 * toplev.c (default_tree_printer): Add handling for %E format.
25772 2009-04-17 Diego Novillo <dnovillo@google.com>
25774 * tree-pretty-print.c (dump_generic_node): Add break after
25775 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
25776 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
25777 FUNCTION_TYPE together. Call print_struct_decl when printing
25778 structures and TDF_SLIM is not given.
25779 (print_struct_decl): Fix logic for detecting recursion.
25781 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
25784 * gcc.c (create_at_file): New.
25785 (compile_input_file_p): New.
25786 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
25787 * main.c (main): Update call to toplev_main.
25788 * toplev.c (toplev_main): Change signature. Call expandargv.
25789 * toplev.h (toplev_main): Change signature.
25791 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
25793 * dwarf2out.c (field_byte_offset): Use the type size as the field size
25794 if the latter is not constant.
25796 2009-04-17 David Edelsohn <edelsohn@gnu.org>
25798 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
25800 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
25802 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
25803 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
25805 2009-04-17 Richard Guenther <rguenther@suse.de>
25807 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25808 Handle component references view-converting an invariant address.
25810 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
25812 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
25813 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
25814 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
25815 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
25816 Use @deftypevr rather than @deftypevar.
25818 2009-04-17 Richard Guenther <rguenther@suse.de>
25820 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
25821 (get_prop_source_stmt): Likewise.
25822 (can_propagate_from): Likewise.
25824 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
25826 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
25827 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
25828 (--with-multilib-list): Add default value.
25829 * configure: Regenerate.
25830 * Makefile.in (TM_ENDIAN_CONFIG): Define.
25831 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
25832 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
25833 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
25834 Don't add default cpu to multilib list unnecessarily, but do enable
25835 the relevant compiler option..
25836 Add support for --with-multilib-list=<blank> and
25837 --with-multilib-list=!<somelib> to supress unwanted multilibs.
25838 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
25839 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
25840 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
25841 TM_MULTILIB_CONFIG.
25842 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
25843 (MULTILIB_OSDIRNAMES): New variable.
25844 * config/sh/t-1e: Delete file.
25845 * config/sh/t-mlib-sh1: Delete file.
25846 * config/sh/t-mlib-sh2: Delete file.
25847 * config/sh/t-mlib-sh2a: Delete file.
25848 * config/sh/t-mlib-sh2a-nofpu: Delete file.
25849 * config/sh/t-mlib-sh2a-single: Delete file.
25850 * config/sh/t-mlib-sh2a-single-only: Delete file.
25851 * config/sh/t-mlib-sh2e: Delete file.
25852 * config/sh/t-mlib-sh3e: Delete file.
25853 * config/sh/t-mlib-sh4: Delete file.
25854 * config/sh/t-mlib-sh4-nofpu: Delete file.
25855 * config/sh/t-mlib-sh4-single: Delete file.
25856 * config/sh/t-mlib-sh4-single-only: Delete file.
25857 * config/sh/t-mlib-sh4a: Delete file.
25858 * config/sh/t-mlib-sh4a-nofpu: Delete file.
25859 * config/sh/t-mlib-sh4a-single: Delete file.
25860 * config/sh/t-mlib-sh4a-single-only: Delete file.
25861 * config/sh/t-mlib-sh4al: Delete file.
25862 * config/sh/t-mlib-sh5-32media: Delete file.
25863 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
25864 * config/sh/t-mlib-sh5-64media: Delete file.
25865 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
25866 * config/sh/t-mlib-sh5-compact: Delete file.
25867 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
25868 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
25869 * doc/install.texi (Options specification): Add
25870 --with-multilib-list and --with-endian.
25872 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
25874 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
25876 (OBJS-common): Add plugin-version.o.
25877 (plugin-version.o): New.
25878 * gcc-plugin.h (plugin_gcc_version): New.
25879 (plugin_default_version_check): New.
25880 (plugin_init_func, plugin_init): Add version argument.
25881 * plugin-version.c: New.
25882 * plugin.c (str_plugin_gcc_version_name): New.
25883 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
25884 pass it to the init function.
25885 (plugin_default_version_check): New.
25887 2009-04-17 Richard Guenther <rguenther@suse.de>
25889 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
25890 for decl-vs-decl disambiguation.
25892 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
25894 * config/s390/s390.h (s390_tune_attr): New macro definition.
25895 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
25897 2009-04-17 Richard Guenther <rguenther@suse.de>
25899 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
25900 (fold_stmt_r): Likewise.
25901 (maybe_fold_reference): New function.
25902 (fold_gimple_assign): Handle cases fold_stmt_r did.
25903 (fold_stmt): Do not use fold_stmt_r.
25904 (fold_stmt_inplace): Likewise.
25906 2009-04-17 Richard Guenther <rguenther@suse.de>
25908 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
25909 (record_equivalences_from_stmt): Remove useless checks and
25911 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
25912 the type is already suitable.
25914 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
25916 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
25918 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
25920 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
25921 (CMPtype): Define as __gcc_CMPtype.
25923 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
25925 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
25926 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
25928 2009-04-17 Richard Guenther <rguenther@suse.de>
25930 PR tree-optimization/39746
25931 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
25932 special-casing for builtins and static variable use/def.
25933 (call_may_clobber_ref_p_1): Likewise.
25935 2009-04-16 Ian Lance Taylor <iant@google.com>
25937 * df.h: Include "timevar.h".
25938 (struct df_problem): Change tv_id field to timevar_id_t.
25939 * tree-pass.h: Include "timevar.h".
25940 (struct opt_pass): Change tv_id field to timevar_id_t.
25941 * timevar.h (timevar_id_t): Define TV_NONE.
25942 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
25943 TV_NONE rather than tv_id != 0.
25944 (execute_one_pass): Likewise.
25945 * Makefile.in (DF_H): Add $(TIMEVAR_H).
25946 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
25947 dependencies to $(TREE_PASS_H).
25948 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
25950 (pass_branch_target_load_optimize2): Likewise.
25951 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
25952 (pass_outof_cfg_layout_mode): Likewise.
25953 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
25954 (pass_rebuild_cgraph_edges): Likewise.
25955 (pass_remove_cgraph_callee_edges): Likewise.
25956 * df-core.c (pass_df_initialize_opt): Likewise.
25957 (pass_df_initialize_no_opt): Likewise.
25958 (pass_df_finish): Likewise.
25959 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
25960 * except.c (pass_set_nothrow_function_flags): Likewise.
25961 (pass_convert_to_eh_region_ranges): Likewise.
25962 * final.c (pass_compute_alignments): Likewise.
25963 * function.c (pass_instantiate_virtual_regs): Likewise.
25964 (pass_init_function): Likewise.
25965 (pass_leaf_regs): Likewise.
25966 (pass_match_asm_constraints): Likewise.
25967 * gimple-low.c (pass_lower_cf): Likewise.
25968 (pass_mark_used_blocks): Likewise.
25969 * init-regs.c (pass_initialize_regs): Likewise.
25970 * integrate.c (pass_initial_value_sets): Likewise.
25971 * ira.c (pass_ira): Likewise.
25972 * jump.c (pass_cleanup_barriers): Likewise.
25973 * omp-low.c (pass_expand_omp): Likewise.
25974 (pass_lower_omp): Likewise.
25975 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
25976 * recog.c (pass_split_all_insns): Likewise.
25977 (pass_split_after_reload): Likewise.
25978 (pass_split_before_regstack): Likewise.
25979 (pass_split_before_sched2): Likewise.
25980 (pass_split_for_shorten_branches): Likewise.
25981 * reginfo.c (pass_reginfo_init): Likewise.
25982 (pass_subregs_of_mode_init): Likewise.
25983 (pass_subregs_of_mode_finish): Likewise.
25984 * passes.c (pass_postreload): Likewise.
25985 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
25986 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
25987 (pass_warn_function_return): Likewise.
25988 (pass_warn_function_noreturn): Likewise.
25989 * tree-complex.c (pass_lower_complex): Likewise.
25990 (pass_lower_complex_O0): Likewise.
25991 * tree-if-conv.c (pass_if_conversion): Likewise.
25992 * tree-into-ssa.c (pass_build_ssa): Likewise.
25993 * tree-mudflap.c (pass_mudflap_1): Likewise.
25994 (pass_mudflap_2): Likewise.
25995 * tree-nomudflap.c (pass_mudflap_1): Likewise.
25996 (pass_mudflap_2): Likewise.
25997 * tree-nrv.c (pass_return_slot): Likewise.
25998 * tree-object-size.c (pass_object_sizes): Likewise.
25999 * tree-optimize.c (pass_all_optimizations): Likewise.
26000 (pass_early_local_passes): Likewise.
26001 (pass_all_early_optimizations): Likewise.
26002 (pass_cleanup_cfg): Likewise.
26003 (pass_cleanup_cfg_post_optimizing): Likewise.
26004 (pass_free_datastructures): Likewise.
26005 (pass_free_cfg_annotations): Likewise.
26006 (pass_fixup_cfg): Likewise.
26007 (pass_init_datastructures): Likewise.
26008 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
26009 (pass_late_warn_uninitialized): Likewise.
26010 (pass_update_address_taken): Likewise.
26011 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
26012 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
26013 (pass_cse_sincos): Likewise.
26014 (pass_convert_to_rsqrt): Likewise.
26015 * tree-ssa-structalias.c (pass_build_alias): Likewise.
26016 * tree-stdarg.c (pass_stdarg): Likewise.
26017 * tree-tailcall.c (pass_tail_recursion): Likewise.
26018 (pass_tail_calls): Likewise.
26019 * tree-vect-generic.c (pass_lower_vector): Likewise.
26020 (pass_lower_vector_ssa): Likewise.
26021 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
26023 2009-04-16 Joseph Myers <joseph@codesourcery.com>
26025 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
26027 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
26029 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
26030 logical and signext.
26032 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
26035 * config/sh/predicates.md (arith_operand): Check if the operand
26036 of TRUNCATE is a REG.
26038 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26040 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
26041 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
26043 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26045 * tree-iterator.c (tsi_split_statement_list_after,
26046 tsi_split_statement_list_before): Remove.
26047 * tree-iterator.h: Remove the prototypes for
26048 tsi_split_statement_list_after and tsi_split_statement_list_before.
26050 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26052 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
26053 * tree-ssa-propagate.h: Remove the prototype for
26054 stmt_makes_single_load.
26056 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26058 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
26059 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
26061 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26063 * tree-iterator.c (EXPR_LAST_BODY): Remove.
26065 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26067 * except.c (eh_region_outer_p): Remove.
26068 * except.h: Remove the prototype for eh_region_outer_p.
26070 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26072 * function.c (current_function_assembler_name): Remove.
26073 * function.h: Remove the prototype for
26074 current_function_assembler_name.
26076 2009-04-16 Ian Lance Taylor <iant@google.com>
26078 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
26079 (add_reg_note): Call alloc_reg_note.
26080 * rtl.h (alloc_reg_note): Declare.
26081 * combine.c (try_combine): Use alloc_reg_note.
26082 (recog_for_combine, move_deaths): Likewise.
26083 (distribute_notes): Use alloc_reg_note and add_reg_note.
26084 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
26085 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
26086 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
26088 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
26090 PR rtl-optimization/39762
26091 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
26092 ira_may_move_out_cost): Add comments about way of their usage.
26093 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
26095 * ira-conflicts.c (process_regs_for_copy): Use function
26096 ira_get_register_move_cost instead of global
26097 ira_register_move_cost.
26099 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
26100 color_pass, move_spill_restore, update_curr_costs): Ditto.
26102 * ira-lives.c (process_single_reg_class_operands): Ditto.
26104 * ira-emit.c (emit_move_list): Ditto.
26106 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
26107 (record_reg_classes): Ditto. Use functions
26108 ira_get_register_move_cost and ira_get_may_move_cost instead of
26109 global vars ira_register_move_cost, ira_may_move_out_cost and
26110 ira_may_move_in_cost.
26111 (record_address_regs): Don't call ira_init_register_move_cost.
26112 Use function ira_get_may_move_cost instead of global
26113 ira_may_move_in_cost.
26114 (process_bb_node_for_hard_reg_moves): Use function
26115 ira_get_register_move_cost instead of global ira_register_move_cost.
26116 (ira_costs): Don't call ira_init_register_move_cost.
26118 2009-04-16 Richard Guenther <rguenther@suse.de>
26120 * tree-cfg.c (verify_gimple_assign_binary):
26121 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
26122 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
26123 (create_general_new_stmt): Note that this function is broken.
26125 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
26127 * common.opt (fhelp): Add Var(help_flag).
26128 * gcc-plugin.h (plugin_info): Add help.
26129 * plugin.c (plugin_name_args): Add help.
26130 (register_plugin_info): Set plugin->help.
26131 (print_help_one_plugin): New.
26132 (print_plugins_help): New.
26133 * plugin.h (print_plugins_help): New.
26134 * toplev.c (toplev_main): Call print_plugins_help if needed.
26136 2009-04-16 Richard Guenther <rguenther@suse.de>
26138 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
26139 (gimple_ior_addresses_taken_1): New function.
26140 (gimple_ior_addresses_taken): Likewise.
26141 * gimple.h (struct gimple_statement_with_ops_base): Remove
26142 addresses_taken member.
26143 (gimple_ior_addresses_taken): Declare.
26144 (gimple_addresses_taken, gimple_addresses_taken_ptr,
26145 gimple_set_addresses_taken): Remove.
26146 * ipa-reference.c (mark_address): New function.
26147 (scan_stmt_for_static_refs): Use it for marking addresses taken.
26148 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
26149 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
26150 (gimple_add_to_addresses_taken): Remove.
26151 (get_tmr_operands): Call mark_address_taken.
26152 (get_asm_expr_operands): Likewise.
26153 (get_expr_operands): Likewise.
26154 (build_ssa_operands): Do not clear the addresses_taken bitmap.
26155 (free_stmt_operands): Do not free it.
26156 * tree-ssa.c (delete_tree_ssa): Likewise.
26157 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
26159 2009-04-16 Richard Guenther <rguenther@suse.de>
26161 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
26162 (walk_stmt_load_store_ops): Likewise.
26163 * gimple.c (get_base_loadstore): New function.
26164 (walk_stmt_load_store_addr_ops): Likewise.
26165 (walk_stmt_load_store_ops): Likewise.
26166 * ipa-pure-const.c (check_op): Simplify.
26167 (check_load, check_store): New functions.
26168 (check_stmt): Use walk_stmt_load_store_ops.
26169 * ipa-reference.c (mark_load): Adjust signature.
26170 (mark_store): Likewise.
26171 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
26173 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
26175 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
26176 (plugin_info): New.
26177 * opts.c (common_handle_option): Don't call print_version.
26178 * plugin.c (plugin_name_args): Add version.
26179 (register_plugin_info): New.
26180 (register_callback): Handle PLUGIN_INFO.
26181 (try_init_one_plugin): New.
26182 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
26184 (finalize_one_plugin): New.
26185 (finalize_plugins): New.
26186 (print_one_plugin): New.
26187 (print_plugins_versions): New.
26188 * plugin.h (print_plugins_versions): New.
26189 (finalize_plugins): New.
26190 * toplev.c (compile_file): Don't call initialize_plugins.
26191 (print_version): Call print_plugins_versions.
26192 (toplev_main): Call initialize_plugins. Print version if needed.
26193 Call finalize_plugins.
26195 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
26197 * common.opt (fversion): New.
26198 * gcc.c (print_version): New.
26199 (process_command): Don't print the version. Just set print_version.
26200 (main): Print version. Call subprocesses if print_version and
26201 verbose_flag are set.
26202 * opts.c (common_handle_option): Handle OPT_fversion.
26204 2009-04-16 Richard Guenther <rguenther@suse.de>
26205 Ira Rosen <irar@il.ibm.com>
26207 PR tree-optimization/39698
26208 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
26209 type of the reduction variable. Only generate the def if
26212 * omp-low.c (expand_omp_for_generic): When converting to a pointer
26213 make sure to first convert to an integer of the same precision.
26214 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
26215 the type of the evolution correctly in computing the new
26216 induction variable base.
26218 2009-04-16 Richard Guenther <rguenther@suse.de>
26220 PR middle-end/39625
26221 * tree-cfg.c (make_blocks): Split statements with to-be
26222 abnormal SSA names on the lhs.
26224 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
26226 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
26227 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
26228 * c-typeck.c (really_start_incremental_init): Likewise.
26229 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
26230 (TARGET_INITIALIZER): Remove it.
26231 * target.h (struct target): Remove vector_opaque_p.
26232 * tree.c (build_opaque_vector_type): New.
26233 * tree.h (TYPE_VECTOR_OPAQUE): New.
26234 (build_opaque_vector_type): Declare.
26235 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
26236 * config/rs6000/rs6000.c (build_opaque_vector_type,
26237 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
26238 (rs6000_init_builtins): Use build_opaque_vector_type for
26239 opaque_V4SI_type_node.
26241 2009-04-15 Catherine Moore <clm@codesourcery.com>
26243 * debug.h (set_name): Declare.
26244 * dwarf2out.c (dwarf2out_set_name): Declare.
26245 (dwarf2_debug_hooks): Add set_name.
26246 (find_AT_string): New.
26247 (add_AT_string): Call find_AT_string.
26248 (dwarf2out_set_name): New.
26249 * cp/decl.c (grokdeclarator): Call set_name.
26250 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
26251 * debug.c (do_nothing_debug_hooks): Likewise.
26252 * dbxout.c (dbx_debug_hooks): Likewise.
26253 * sdbout.c (sdb_debug_hooks): Likewise.
26255 2009-04-15 Michael Eager <eager@eagercon.com>
26257 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
26258 reg for single-precision FPU.
26259 * config/rs6000/rs6000.md (movsi_internal1): Only for
26260 !TARGET_SINGLE_FPU.
26261 (movsi_internal1_single): New. Add pattern to move SI values to/from
26262 single-precision FP regs.
26264 2009-04-15 Richard Guenther <rguenther@suse.de>
26266 * omp-low.c (lower_rec_input_clauses): Build correct address
26268 (expand_omp_for_generic): Fix multiplication type.
26269 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
26270 (generate_memset_zero): Fix types.
26271 * tree-profile.c (prepare_instrumented_value): Correctly
26274 2009-04-15 Ian Lance Taylor <iant@google.com>
26276 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
26277 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
26278 for -Wall and for -Wc++-compat.
26279 (c_common_post_options): For C++, set warn_enum_compare if not
26281 * c-tree.h (struct c_expr): Add field original_type.
26282 (build_external_ref): Update declaration.
26283 * c-parser.c (c_parser_braced_init): Set original_type.
26284 (c_parser_initelt): Likewise.
26285 (c_parser_expr_no_commas): Likewise.
26286 (c_parser_conditional_expression): Likewise.
26287 (c_parser_cast_expression): Likewise.
26288 (c_parser_unary_expression): Likewise. Pull setting of
26289 original_code to top of function.
26290 (c_parser_sizeof_expression): Set original_type.
26291 (c_parser_alignof_expression): Likewise.
26292 (c_parser_postfix_expression): Likewise. Pull setting of
26293 original_code to top of function.
26294 (c_parser_postfix_expression_after_paren_type): Set original_type.
26295 (c_parser_postfix_expression_after_primary): Likewise.
26296 (c_parser_expression): Likewise.
26297 * c-typeck.c (build_external_ref): Add type parameter. Change all
26299 (c_expr_sizeof_expr): Set original_type field.
26300 (parser_build_unary_op): Likewise.
26301 (parser_build_binary_op): Likewise. Optionally warn about
26302 comparisons of enums of different types.
26303 (digest_init): Set original_type field.
26304 (really_start_incremental_init): Likewise.
26305 (push_init_level, pop_init_level): Likewise.
26306 * doc/invoke.texi (Warning Options): -Wenum-compare now
26309 2009-04-15 Richard Guenther <rguenther@suse.de>
26311 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
26312 out a necessary conversion.
26313 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
26314 names we didn't value number.
26315 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
26317 2009-04-15 Richard Guenther <rguenther@suse.de>
26319 PR tree-optimization/39764
26320 * tree-ssa-ccp.c (get_value): Canonicalize value with
26321 canonicalize_float_value.
26323 2009-04-15 Jan Hubicka <jh@suse.cz>
26325 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
26326 Wrong version of patch.
26328 2009-04-15 Jan Hubicka <jh@suse.cz>
26330 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
26332 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
26334 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
26335 our distinct integral and vector types.
26337 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
26339 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
26340 * init.c (build_vtbl_address): Remove call to assemble_external.
26342 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
26344 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
26345 output for other floating point modes.
26347 2009-04-14 Diego Novillo <dnovillo@google.com>
26349 * diagnostic.c (diagnostic_report_diagnostic): Do not
26350 warn about loaded plugins for DK_ERROR and DK_WARNING.
26351 * c-decl.c (declspecs_add_type): Move call to
26352 invoke_plugin_callbacks ...
26353 * c-parser.c (c_parser_declspecs): ... here.
26354 * plugin.c (dump_active_plugins): Tidy output.
26356 2009-04-14 Diego Novillo <dnovillo@google.com>
26357 Le-Chun Wu <lcwu@google.com>
26359 * configure.ac: Add --enable-plugin support.
26360 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
26361 * Makefile.in (PLUGIN_H): Define.
26362 Export ENABLE_PLUGIN and GMPINC to site.exp.
26363 Add PLUGINLIBS to link command.
26364 Add/modify dependencies for plugin.o and files including plugin.h.
26366 * config.in: Regenerate.
26368 * opts.c (common_handle_option): Handle OPT_fplugin_ and
26371 2009-04-14 Le-Chun Wu <lcwu@google.com>
26373 * tree-pass.h (register_one_dump_file): Add a prototype for
26374 register_one_dump_file.
26375 * toplev.c (compile_file): Call initialize_plugins.
26376 (do_compile): Call invoke_plugin_callbacks.
26377 (toplev_main): Call invoke_plugin_callbacks.
26378 * common.opt: Add -fplugin= and -fplugin-arg-.
26379 * gcc-plugin.h: New public header file for plugins to include.
26380 * plugin.c: New source file.
26381 * plugin.h: New internal header file.
26382 * passes.c (register_one_dump_file): Make it external.
26384 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
26386 2009-04-14 Diego Novillo <dnovillo@google.com>
26388 * doc/plugins.texi: New.
26389 * doc/gccint.texi: Add reference to Plugins chapter.
26390 * doc/invoke.texi: Document -fplugin and -fplugin-arg
26391 * diagnostic.c (diagnostic_report_diagnostic): Warn about
26392 loaded plugins, if any.
26393 * timevar.def (TV_PLUGIN_INIT): Define.
26394 (TV_PLUGIN_RUN): Define.
26395 * plugin.c: Include timevar.h
26396 (plugins_active_p): New.
26397 (dump_active_plugins): New.
26398 (debug_active_plugins): New.
26400 2009-04-14 Joseph Myers <joseph@codesourcery.com>
26402 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
26404 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
26406 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
26408 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
26409 the same as a minus without a shift.
26411 2009-04-14 Nick Clifton <nickc@redhat.com>
26413 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
26414 comparisons with small integers will always produce a short
26417 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
26420 2008-12-19 Diego Novillo <dnovillo@google.com>
26422 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
26424 2009-04-14 Richard Guenther <rguenther@suse.de>
26426 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
26428 (verify_gimple_assign_binary): Likewise. Handle shifts and
26430 (verify_gimple_phi): Print the mismatched argument position.
26431 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
26433 (vect_update_init_of_dr): Likewise.
26434 * matrix-reorg.c (transform_access_sites): Do what the
26436 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
26438 2009-04-13 Michael Eager <eager@eagercon.com>
26440 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
26441 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
26442 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
26443 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
26444 remove duplicate config
26446 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
26448 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
26449 file_name:line_number type locator of the call site.
26451 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
26453 * genautomata.c: Put blank after comma.
26454 (automaton_decls): New.
26455 (struct unit_usage): Add comments to member next.
26456 (store_alt_unit_usage): Keep the list ordered.
26457 (unit_present_on_list_p, equal_alternatives_p): New.
26458 (check_regexp_units_distribution): Check units distribution
26459 correctness correctly.
26460 (main): Don't write automata if error is found. Return correct
26463 * config/m68k/cf.md (cfv4_ds): Remove.
26464 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
26465 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
26467 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
26468 power4-load-ext, power4-store, power4-store-update,
26469 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
26470 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
26471 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
26472 power4-sqrt, power4-isync): Modify reservation to make correct
26473 unit distribution to automata.
26475 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
26476 power5-store-update, power5-two, power5-three, power5-lmul,
26477 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
26479 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
26481 * except.c (pass_set_nothrow_function_flags): Set name and add
26483 (set_nothrow_function_flags): Mention in the dump file when
26484 changing a function to nothrow.
26486 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
26489 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
26490 instead of unsigned long.
26492 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26494 * config/arm/arm.c (return_used_this_function): Remove.
26495 (arm_output_function_prologue): Remove use of
26496 return_used_this_function.
26497 (output_return_instruction): Replace use of
26498 return_used_this_function
26499 by cfun->machine->return_used_this_function.
26500 (arm_output_epilogue): Likewise.
26501 (arm_output_function_epilogue): Likewise.
26502 (thumb_unexpanded_epilogue): Likewise.
26503 * config/arm/arm.h (struct machine_function):
26504 New member return_used_this_function.
26506 2009-04-12 Mark Mitchell <mark@codesourcery.com>
26508 * doc/install.texi: Correct description of default directory for
26509 --with-gxx-include-dir.
26511 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
26513 * fold-const.c (build_range_check): Properly deal with enumeral and
26514 boolean base types.
26516 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
26518 * doc/invoke.texi (max_gcse_passes): Remove documentation.
26519 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
26520 * params.h (MAX_GCSE_PASSES): Remove.
26521 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
26522 in sequence. Remove ability to run multiple passes.
26523 (bypass_jumps): Report run as third CPROP pass.
26525 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
26527 PR middle-end/39651
26528 * except.c (can_throw_external): Look at each insn in a SEQUENCE
26529 when deciding whether the whole SEQUENCE can throw.
26531 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
26534 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
26535 offseted label references.
26537 2009-04-11 Jan Hubicka <jh@suse.cz>
26539 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
26541 2009-04-11 Richard Guenther <rguenther@suse.de>
26543 PR middle-end/39732
26544 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
26545 return variables as TREE_ADDRESSABLE.
26547 2009-04-11 Richard Guenther <rguenther@suse.de>
26549 PR tree-optimization/39713
26550 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
26551 reference trees have SSA_NAME operands.
26553 2009-04-11 Richard Guenther <rguenther@suse.de>
26556 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
26557 address expressions.
26559 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
26561 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
26562 match changes in Cygwin 1.7
26563 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
26564 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
26566 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
26568 PR tree-optimization/39701
26569 * doc/invoke.texi (Optimization Options): Document change in
26570 meaning and initialization of -fdelete-null-pointer-checks.
26572 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
26574 PR middle-end/39701
26575 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
26577 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
26580 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
26582 2009-04-10 Chao-ying Fu <fu@mips.com>
26584 * doc/tm.texi (Instruction Output): Document
26585 TARGET_ASM_FINAL_POSTSCAN_INSN.
26586 * target.h (final_postscan_insn): New field in asm_out.
26587 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
26588 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
26589 * final.c (final_scan_insn): Call
26590 targetm.asm_out.final_postscan_insn after outputting
26591 an asm macro and a normal instruction.
26593 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
26594 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
26595 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
26596 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
26597 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
26599 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
26601 PR middle-end/39701
26602 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
26603 variables as non-NULL even with -fdelete-null-pointer-checks.
26605 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
26607 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
26609 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
26612 * config/i386/i386.c (classify_argument): Handle SCmode with
26613 (bit_offset % 64) != 0.
26615 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
26617 * doc/invoke.texi (Optimize Options): Add cross-reference to
26618 -Q --help=optimizers examples.
26620 2009-04-10 Ben Elliston <bje@au.ibm.com>
26623 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
26624 regalign for the reg == fpr and TDmode case.
26626 2009-04-09 David Ayers <ayers@fsfe.org>
26629 * objc/objc-act.c (warn_with_method): Remove helper function.
26630 (check_duplicates): Call warning and inform directly.
26631 (really_start_method): Likewise.
26633 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
26635 * expmed.c (expand_divmod): Always use a comparison for a division
26636 by a large unsigned integer.
26638 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
26639 for things others than variables or functions as nonzero.
26641 2009-04-09 Nick Clifton <nickc@redhat.com>
26643 * unwind-compat.c: Change copyright header to refer to version
26644 3 of the GNU General Public License with version 3.1 of the
26645 GCC Runtime Library Exception and to point readers at the
26646 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
26647 * config/alpha/crtfastmath.c: Likewise.
26648 * config/alpha/linux-unwind.h: Likewise.
26649 * config/alpha/qrnnd.asm: Likewise.
26650 * config/alpha/vms-crt0-64.c: Likewise.
26651 * config/alpha/vms-crt0.c: Likewise.
26652 * config/alpha/vms-dwarf2.asm: Likewise.
26653 * config/alpha/vms-dwarf2eh.asm: Likewise.
26654 * config/alpha/vms-psxcrt0-64.c: Likewise.
26655 * config/alpha/vms-psxcrt0.c: Likewise.
26656 * config/alpha/vms_tramp.asm: Likewise.
26657 * config/arc/initfini.c: Likewise.
26658 * config/arc/lib1funcs.asm: Likewise.
26659 * config/arm/bpabi-v6m.S: Likewise.
26660 * config/arm/bpabi.S: Likewise.
26661 * config/arm/bpabi.c: Likewise.
26662 * config/arm/crti.asm: Likewise.
26663 * config/arm/crtn.asm: Likewise.
26664 * config/arm/ieee754-df.S: Likewise.
26665 * config/arm/ieee754-sf.S: Likewise.
26666 * config/arm/lib1funcs.asm: Likewise.
26667 * config/arm/libunwind.S: Likewise.
26668 * config/arm/linux-atomic.c: Likewise.
26669 * config/arm/mmintrin.h: Likewise.
26670 * config/arm/pr-support.c: Likewise.
26671 * config/arm/unaligned-funcs.c: Likewise.
26672 * config/arm/unwind-arm.c: Likewise.
26673 * config/arm/unwind-arm.h: Likewise.
26674 * config/avr/libgcc.S: Likewise.
26675 * config/bfin/crti.s: Likewise.
26676 * config/bfin/crtlibid.s: Likewise.
26677 * config/bfin/crtn.s: Likewise.
26678 * config/bfin/lib1funcs.asm: Likewise.
26679 * config/bfin/linux-unwind.h: Likewise.
26680 * config/cris/arit.c: Likewise.
26681 * config/cris/cris_abi_symbol.c: Likewise.
26682 * config/darwin-64.c: Likewise.
26683 * config/darwin-crt2.c: Likewise.
26684 * config/darwin-crt3.c: Likewise.
26685 * config/darwin.h: Likewise.
26686 * config/dbxelf.h: Likewise.
26687 * config/dfp-bit.c: Likewise.
26688 * config/dfp-bit.h: Likewise.
26689 * config/elfos.h: Likewise.
26690 * config/fixed-bit.c: Likewise.
26691 * config/fixed-bit.h: Likewise.
26692 * config/fp-bit.c: Likewise.
26693 * config/fp-bit.h: Likewise.
26694 * config/fr30/crti.asm: Likewise.
26695 * config/fr30/crtn.asm: Likewise.
26696 * config/fr30/lib1funcs.asm: Likewise.
26697 * config/freebsd-spec.h: Likewise.
26698 * config/frv/cmovd.c: Likewise.
26699 * config/frv/cmovh.c: Likewise.
26700 * config/frv/cmovw.c: Likewise.
26701 * config/frv/frvbegin.c: Likewise.
26702 * config/frv/frvend.c: Likewise.
26703 * config/frv/lib1funcs.asm: Likewise.
26704 * config/glibc-stdint.h: Likewise.
26705 * config/h8300/clzhi2.c: Likewise.
26706 * config/h8300/crti.asm: Likewise.
26707 * config/h8300/crtn.asm: Likewise.
26708 * config/h8300/ctzhi2.c: Likewise.
26709 * config/h8300/fixunssfsi.c: Likewise.
26710 * config/h8300/lib1funcs.asm: Likewise.
26711 * config/h8300/parityhi2.c: Likewise.
26712 * config/h8300/popcounthi2.c: Likewise.
26713 * config/i386/ammintrin.h: Likewise.
26714 * config/i386/att.h: Likewise.
26715 * config/i386/avxintrin.h: Likewise.
26716 * config/i386/biarch64.h: Likewise.
26717 * config/i386/bmmintrin.h: Likewise.
26718 * config/i386/cpuid.h: Likewise.
26719 * config/i386/cross-stdarg.h: Likewise.
26720 * config/i386/crtfastmath.c: Likewise.
26721 * config/i386/crtprec.c: Likewise.
26722 * config/i386/cygming-crtbegin.c: Likewise.
26723 * config/i386/cygming-crtend.c: Likewise.
26724 * config/i386/cygwin.asm: Likewise.
26725 * config/i386/emmintrin.h: Likewise.
26726 * config/i386/gmm_malloc.h: Likewise.
26727 * config/i386/gthr-win32.c: Likewise.
26728 * config/i386/i386.h: Likewise.
26729 * config/i386/immintrin.h: Likewise.
26730 * config/i386/linux-unwind.h: Likewise.
26731 * config/i386/linux64.h: Likewise.
26732 * config/i386/mm3dnow.h: Likewise.
26733 * config/i386/mmintrin-common.h: Likewise.
26734 * config/i386/mmintrin.h: Likewise.
26735 * config/i386/nmmintrin.h: Likewise.
26736 * config/i386/pmm_malloc.h: Likewise.
26737 * config/i386/pmmintrin.h: Likewise.
26738 * config/i386/smmintrin.h: Likewise.
26739 * config/i386/sol2-c1.asm: Likewise.
26740 * config/i386/sol2-ci.asm: Likewise.
26741 * config/i386/sol2-cn.asm: Likewise.
26742 * config/i386/sol2-gc1.asm: Likewise.
26743 * config/i386/tmmintrin.h: Likewise.
26744 * config/i386/unix.h: Likewise.
26745 * config/i386/w32-unwind.h: Likewise.
26746 * config/i386/wmmintrin.h: Likewise.
26747 * config/i386/x86-64.h: Likewise.
26748 * config/i386/x86intrin.h: Likewise.
26749 * config/i386/xmmintrin.h: Likewise.
26750 * config/ia64/crtbegin.asm: Likewise.
26751 * config/ia64/crtend.asm: Likewise.
26752 * config/ia64/crtfastmath.c: Likewise.
26753 * config/ia64/crti.asm: Likewise.
26754 * config/ia64/crtn.asm: Likewise.
26755 * config/ia64/fde-glibc.c: Likewise.
26756 * config/ia64/lib1funcs.asm: Likewise.
26757 * config/ia64/linux-unwind.h: Likewise.
26758 * config/ia64/quadlib.c: Likewise.
26759 * config/ia64/unwind-ia64.c: Likewise.
26760 * config/linux.h: Likewise.
26761 * config/m32c/m32c-lib1.S: Likewise.
26762 * config/m32c/m32c-lib2-trapv.c: Likewise.
26763 * config/m32c/m32c-lib2.c: Likewise.
26764 * config/m32r/initfini.c: Likewise.
26765 * config/m68hc11/larith.asm: Likewise.
26766 * config/m68hc11/m68hc11-crt0.S: Likewise.
26767 * config/m68k/cf.md: Likewise.
26768 * config/m68k/crti.s: Likewise.
26769 * config/m68k/crtn.s: Likewise.
26770 * config/m68k/lb1sf68.asm: Likewise.
26771 * config/m68k/linux-unwind.h: Likewise.
26772 * config/mcore/crti.asm: Likewise.
26773 * config/mcore/crtn.asm: Likewise.
26774 * config/mcore/lib1.asm: Likewise.
26775 * config/mips/linux-unwind.h: Likewise.
26776 * config/mips/loongson.h: Likewise.
26777 * config/mips/mips16.S: Likewise.
26778 * config/mmix/crti.asm: Likewise.
26779 * config/mmix/crtn.asm: Likewise.
26780 * config/pa/fptr.c: Likewise.
26781 * config/pa/hpux-unwind.h: Likewise.
26782 * config/pa/lib2funcs.asm: Likewise.
26783 * config/pa/linux-atomic.c: Likewise.
26784 * config/pa/linux-unwind.h: Likewise.
26785 * config/pa/milli64.S: Likewise.
26786 * config/pa/quadlib.c: Likewise.
26787 * config/pa/stublib.c: Likewise.
26788 * config/picochip/libgccExtras/adddi3.asm: Likewise.
26789 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
26790 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
26791 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
26792 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
26793 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
26794 * config/picochip/libgccExtras/divmod15.asm: Likewise.
26795 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
26796 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
26797 * config/picochip/libgccExtras/longjmp.asm: Likewise.
26798 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
26799 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
26800 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
26801 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
26802 * config/picochip/libgccExtras/setjmp.asm: Likewise.
26803 * config/picochip/libgccExtras/subdi3.asm: Likewise.
26804 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
26805 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
26806 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
26807 * config/rs6000/750cl.h: Likewise.
26808 * config/rs6000/altivec.h: Likewise.
26809 * config/rs6000/biarch64.h: Likewise.
26810 * config/rs6000/crtresfpr.asm: Likewise.
26811 * config/rs6000/crtresgpr.asm: Likewise.
26812 * config/rs6000/crtresxfpr.asm: Likewise.
26813 * config/rs6000/crtresxgpr.asm: Likewise.
26814 * config/rs6000/crtsavfpr.asm: Likewise.
26815 * config/rs6000/crtsavgpr.asm: Likewise.
26816 * config/rs6000/darwin-asm.h: Likewise.
26817 * config/rs6000/darwin-fallback.c: Likewise.
26818 * config/rs6000/darwin-fpsave.asm: Likewise.
26819 * config/rs6000/darwin-ldouble.c: Likewise.
26820 * config/rs6000/darwin-tramp.asm: Likewise.
26821 * config/rs6000/darwin-unwind.h: Likewise.
26822 * config/rs6000/darwin-vecsave.asm: Likewise.
26823 * config/rs6000/darwin-world.asm: Likewise.
26824 * config/rs6000/e500crtres32gpr.asm: Likewise.
26825 * config/rs6000/e500crtres64gpr.asm: Likewise.
26826 * config/rs6000/e500crtres64gprctr.asm: Likewise.
26827 * config/rs6000/e500crtrest32gpr.asm: Likewise.
26828 * config/rs6000/e500crtrest64gpr.asm: Likewise.
26829 * config/rs6000/e500crtresx32gpr.asm: Likewise.
26830 * config/rs6000/e500crtresx64gpr.asm: Likewise.
26831 * config/rs6000/e500crtsav32gpr.asm: Likewise.
26832 * config/rs6000/e500crtsav64gpr.asm: Likewise.
26833 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
26834 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
26835 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
26836 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
26837 * config/rs6000/eabi-ci.asm: Likewise.
26838 * config/rs6000/eabi-cn.asm: Likewise.
26839 * config/rs6000/eabi.asm: Likewise.
26840 * config/rs6000/linux-unwind.h: Likewise.
26841 * config/rs6000/linux64.h: Likewise.
26842 * config/rs6000/paired.h: Likewise.
26843 * config/rs6000/paired.md: Likewise.
26844 * config/rs6000/ppc64-fp.c: Likewise.
26845 * config/rs6000/ppu_intrinsics.h: Likewise.
26846 * config/rs6000/rs6000.h: Likewise.
26847 * config/rs6000/si2vmx.h: Likewise.
26848 * config/rs6000/sol-ci.asm: Likewise.
26849 * config/rs6000/sol-cn.asm: Likewise.
26850 * config/rs6000/spe.h: Likewise.
26851 * config/rs6000/spu2vmx.h: Likewise.
26852 * config/rs6000/sysv4.h: Likewise.
26853 * config/rs6000/tramp.asm: Likewise.
26854 * config/rs6000/vec_types.h: Likewise.
26855 * config/s390/linux-unwind.h: Likewise.
26856 * config/s390/tpf-unwind.h: Likewise.
26857 * config/score/crti.asm: Likewise.
26858 * config/score/crtn.asm: Likewise.
26859 * config/sh/crt1.asm: Likewise.
26860 * config/sh/crti.asm: Likewise.
26861 * config/sh/crtn.asm: Likewise.
26862 * config/sh/divtab-sh4-300.c: Likewise.
26863 * config/sh/divtab-sh4.c: Likewise.
26864 * config/sh/divtab.c: Likewise.
26865 * config/sh/lib1funcs-4-300.asm: Likewise.
26866 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
26867 * config/sh/lib1funcs.asm: Likewise.
26868 * config/sh/lib1funcs.h: Likewise.
26869 * config/sh/linux-atomic.asm: Likewise.
26870 * config/sh/linux-unwind.h: Likewise.
26871 * config/sh/shmedia.h: Likewise.
26872 * config/sh/sshmedia.h: Likewise.
26873 * config/sh/ushmedia.h: Likewise.
26874 * config/sparc/crtfastmath.c: Likewise.
26875 * config/sparc/linux-unwind.h: Likewise.
26876 * config/sparc/sol2-c1.asm: Likewise.
26877 * config/sparc/sol2-ci.asm: Likewise.
26878 * config/sparc/sol2-cn.asm: Likewise.
26879 * config/spu/divmodti4.c: Likewise.
26880 * config/spu/divv2df3.c: Likewise.
26881 * config/spu/float_disf.c: Likewise.
26882 * config/spu/float_unsdidf.c: Likewise.
26883 * config/spu/float_unsdisf.c: Likewise.
26884 * config/spu/float_unssidf.c: Likewise.
26885 * config/spu/mfc_multi_tag_release.c: Likewise.
26886 * config/spu/mfc_multi_tag_reserve.c: Likewise.
26887 * config/spu/mfc_tag_release.c: Likewise.
26888 * config/spu/mfc_tag_reserve.c: Likewise.
26889 * config/spu/mfc_tag_table.c: Likewise.
26890 * config/spu/multi3.c: Likewise.
26891 * config/spu/spu_internals.h: Likewise.
26892 * config/spu/spu_intrinsics.h: Likewise.
26893 * config/spu/spu_mfcio.h: Likewise.
26894 * config/spu/vec_types.h: Likewise.
26895 * config/spu/vmx2spu.h: Likewise.
26896 * config/stormy16/stormy16-lib2.c: Likewise.
26897 * config/svr4.h: Likewise.
26898 * config/sync.c: Likewise.
26899 * config/v850/lib1funcs.asm: Likewise.
26900 * config/vxlib-tls.c: Likewise.
26901 * config/vxlib.c: Likewise.
26902 * config/vxworks-dummy.h: Likewise.
26903 * config/xtensa/crti.asm: Likewise.
26904 * config/xtensa/crtn.asm: Likewise.
26905 * config/xtensa/ieee754-df.S: Likewise.
26906 * config/xtensa/ieee754-sf.S: Likewise.
26907 * config/xtensa/lib1funcs.asm: Likewise.
26908 * config/xtensa/lib2funcs.S: Likewise.
26909 * config/xtensa/linux-unwind.h: Likewise.
26910 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
26911 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
26912 * coretypes.h: Likewise.
26913 * crtstuff.c: Likewise.
26914 * defaults.h: Likewise.
26915 * dwarf2.h: Likewise.
26916 * emutls.c: Likewise.
26917 * gbl-ctors.h: Likewise.
26918 * gcov-io.h: Likewise.
26919 * ginclude/float.h: Likewise.
26920 * ginclude/iso646.h: Likewise.
26921 * ginclude/stdarg.h: Likewise.
26922 * ginclude/stdbool.h: Likewise.
26923 * ginclude/stddef.h: Likewise.
26924 * ginclude/stdfix.h: Likewise.
26925 * ginclude/stdint-gcc.h: Likewise.
26926 * ginclude/tgmath.h: Likewise.
26927 * gthr-aix.h: Likewise.
26928 * gthr-dce.h: Likewise.
26929 * gthr-gnat.c: Likewise.
26930 * gthr-gnat.h: Likewise.
26931 * gthr-lynx.h: Likewise.
26932 * gthr-mipssde.h: Likewise.
26933 * gthr-nks.h: Likewise.
26934 * gthr-posix.c: Likewise.
26935 * gthr-posix.h: Likewise.
26936 * gthr-posix95.h: Likewise.
26937 * gthr-rtems.h: Likewise.
26938 * gthr-single.h: Likewise.
26939 * gthr-solaris.h: Likewise.
26940 * gthr-tpf.h: Likewise.
26941 * gthr-vxworks.h: Likewise.
26942 * gthr-win32.h: Likewise.
26943 * gthr.h: Likewise.
26944 * libgcc2.c: Likewise.
26945 * libgcc2.h: Likewise.
26946 * libgcov.c: Likewise.
26947 * tsystem.h: Likewise.
26948 * typeclass.h: Likewise.
26949 * unwind-c.c: Likewise.
26950 * unwind-compat.h: Likewise.
26951 * unwind-dw2-fde-compat.c: Likewise.
26952 * unwind-dw2-fde-darwin.c: Likewise.
26953 * unwind-dw2-fde-glibc.c: Likewise.
26954 * unwind-dw2-fde.c: Likewise.
26955 * unwind-dw2-fde.h: Likewise.
26956 * unwind-dw2.c: Likewise.
26957 * unwind-dw2.h: Likewise.
26958 * unwind-generic.h: Likewise.
26959 * unwind-pe.h: Likewise.
26960 * unwind-sjlj.c: Likewise.
26961 * unwind.inc: Likewise.
26962 * config/arm/neon-gen.ml: Change generated copyright header to
26963 refer to version 3 of the GNU General Public License with
26964 version 3.1 of the GCC Runtime Library Exception and to point
26965 readers at the COPYING3 and COPYING3.RUNTIME files and the
26966 FSF's license web page.
26967 * config/arm/arm_neon.h: Regenerate.
26969 2009-04-09 Jakub Jelinek <jakub@redhat.com>
26971 * config/cris/cris.md: Change copyright header to refer to version
26972 3 of the GNU General Public License.
26973 * doc/install.texi2html: Change copyright header to refer to version
26974 3 of the GNU General Public License and to point readers at the
26975 COPYING3 file and the FSF's license web page.
26976 * config/vax/linux.h: Likewise.
26978 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
26980 * config/i386/i386.md (cmpcc): New.
26981 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
26982 (sync_compare_and_swap_cc*): Delete.
26984 * config/s390/s390.c (s390_compare_emitted): Remove.
26985 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
26986 s390_compare_emitted used to be handled. Assert that modes match.
26987 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
26988 refer to sync_compare_and_swap_ccsi.
26989 * config/s390/s390.h (s390_compare_emitted): Remove.
26990 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
26991 instead of s390_compare_emitted.
26992 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
26993 instead of s390_compare_emitted.
26994 * config/s390/s390.md (cmpcc): New.
26995 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
26996 CC_REGNUM, do not pretend it's set.
26997 (sync_compare_and_swap_cc*): Delete.
26998 * config/s390/predicates.md (cc_reg_operand): New.
27000 * expr.c (sync_compare_and_swap_cc): Delete.
27001 * optabs.h (sync_compare_and_swap_cc): Delete.
27002 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
27003 is being used with can_compare_p.
27004 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
27005 (find_cc_set): New.
27006 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
27007 look for a MODE_CC set instead. Use emit_store_flag.
27008 (expand_compare_and_swap_loop): Likewise, with some additional
27009 complication to avoid a force_reg when useless. Use
27010 emit_cmp_and_jump_insns.
27011 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
27012 * doc/md.texi (sync_compare_and_swap_cc): Merge with
27013 sync_compare_and_swap documentation.
27015 2009-04-09 Jan Hubicka <jh@suse.cz>
27017 * except.c (find_prev_try): Break out from ....
27018 (duplicate_eh_regions): ... here; properly update prev_try pointers
27019 when duplication part of tree.
27020 (dump_eh_tree): Improve dumping.
27021 (verify_eh_region): New.
27022 (verify_eh_tree): Use it.
27024 2009-04-06 Richard Guenther <rguenther@suse.de>
27026 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
27027 &ARRAY addresses by adjusting their types and prepending
27029 * tree-cfg.c (verify_gimple_assign_single): Verify that
27030 addresses are correct.
27032 2009-04-09 Richard Guenther <rguenther@suse.de>
27034 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
27035 indices into an array reference if possible.
27036 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
27037 Fold POINTER_PLUS_EXPR statements with invariant address.
27039 2009-04-09 Alan Modra <amodra@bigpond.net.au>
27042 * config.gcc (powerpc64-*-linux*): Always build biarch.
27044 2009-04-09 Joseph Myers <joseph@codesourcery.com>
27047 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
27048 it and pedwarn if this results in an INTEGER_CST.
27050 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27052 * doc/install.texi: Update minimum GMP version. Remove obsolete
27053 text in MPFR section.
27055 2009-04-08 Jakub Jelinek <jakub@redhat.com>
27057 * dwarf2out.c (class_scope_p): New static inline.
27058 (class_or_namespace_scope_p): Use it.
27059 (gen_variable_die): Use DW_TAG_member tag for static data member
27060 declarations instead of DW_TAG_variable.
27062 PR middle-end/39573
27063 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
27066 2009-04-08 Richard Guenther <rguenther@suse.de>
27068 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
27069 valueize random data.
27071 2009-04-08 David Edelsohn <edelsohn@gnu.org>
27073 * config.gcc (aix tm_file): Add aix-stdint.h.
27074 (aix tm clause use_gcc_stdint): Set to wrap.
27075 * config/rs6000/aix-stdint.h: New file.
27077 2009-04-08 Richard Guenther <rguenther@suse.de>
27079 PR middle-end/36291
27080 * tree-dfa.c (add_referenced_var): Do not recurse into
27081 global initializers.
27082 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
27084 (fold_const_aggregate_ref): Likewise.
27086 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
27088 * recog.c (ordered_comparison_operator): New.
27089 * gensupport.c (std_preds): Add it.
27090 * doc/md.texi (Machine-Independent Predicates): Document it.
27092 2009-04-08 Jan Hubicka <jh@suse.cz>
27094 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
27095 * function.h (rtl_eh): Remove exception_handler_label_map.
27096 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
27097 remove_exception_handler_label, for_each_eh_label_1): Remove.
27098 (rtl_remove_unreachable_regions): Remove.
27099 (convert_from_eh_region_ranges): Do not remove unreachable regions.
27100 (find_exception_handler_labels): Don't build the hashtable.
27101 (maybe_remove_eh_handler): Remove.
27102 (for_each_eh_label): Rewrite to walk the tree.
27103 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
27104 * except.h (maybe_remove_eh_handler): Remove.
27105 * passes.c (init_optimization_passes): Schedule second EH cleanup
27107 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
27108 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
27110 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
27112 * genoutput.c (validate_optab_operands): New.
27113 (gen_insn, gen_expand): Call it.
27115 * genflags.c (gen_insn): Detect misused iterators.
27116 (main): Pass line_no to gen_insn, exit with status 1 on error.
27118 * genextract.c (line_no): Make global.
27119 (VEC_safe_set_locstr): Change assertion to error message.
27120 (main): Exit with status 1 on error.
27122 2009-04-08 Joseph Myers <joseph@codesourcery.com>
27126 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27127 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27128 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
27129 * c-convert.c (convert): Do not call fold on results of conversion
27130 functions when the result is a C_MAYBE_CONST_EXPR.
27131 * c-parser.c (c_parser_postfix_expression): Do not fold condition
27132 of __builtin_choose_expr.
27133 * c-typeck.c (remove_c_maybe_const_expr): New.
27134 (build_unary_op, build_conditional_expr, build_compound_expr,
27135 build_binary_op, c_objc_common_truthvalue_conversion): Call
27136 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
27139 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
27141 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
27142 CODE to produce a new one. Add a prototype to use fold_convert_const
27144 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
27147 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
27148 mix declarations and code.
27150 2009-04-08 Ben Elliston <bje@au.ibm.com>
27152 * gcc.c: Replace `CC' with `GCC' throughout.
27154 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
27156 * doc/invoke.texi: Document Atom support.
27158 2009-04-07 Jason Merrill <jason@redhat.com>
27161 * c-common.h, c-common.c: Add flag_pretty_templates.
27162 * c-opts.c (c_common_handle_option): Set it.
27163 * c.opt: Add -fno-pretty-templates.
27164 * doc/invoke.texi (C++ Dialect Options): Likewise.
27166 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
27168 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
27169 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
27170 (ia64_expand_builtin): Likewise.
27172 2009-04-07 Martin Jambor <mjambor@suse.cz>
27174 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
27175 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
27176 ADDR_EXPRS are include too.
27178 2009-04-07 Richard Guenther <rguenther@suse.de>
27180 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
27181 decls are only used if passes as parameters or if they are
27182 local statics and the call is not to a builtin.
27183 (call_may_clobber_ref_p_1): Likewise.
27185 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27187 * expr.c (do_store_flag): Remove last argument. Simplify code
27188 to avoid duplication of tests already done by can_compare_p.
27189 (expand_expr_real_1): Adjust caller.
27191 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27193 * optabs.c (can_compare_p): Test the predicate of a
27194 cbranch and cstore pattern.
27196 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27198 * expr.c (convert_move): Use emit_store_flag instead of
27201 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27203 * config/i386/i386.c (ix86_compare_emitted): Remove.
27204 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
27205 ix86_compare_op0 like ix86_compare_emitted used to be handled.
27206 * config/i386/i386.h (ix86_compare_emitted): Remove.
27207 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
27208 instead of ix86_compare_emitted.
27209 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
27211 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
27213 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
27214 Add t-sysroot-suffix to tmake_file.
27215 * config/print-sysroot-suffix.sh: New file.
27216 * config/t-sysroot-suffix: New file.
27218 2009-04-07 Ben Elliston <bje@au.ibm.com>
27220 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
27221 as the latter produces a warning when the target does not support
27224 2009-04-07 Ben Elliston <bje@au.ibm.com>
27226 * dfp.c: Replace type punning assignments with memcpy throughout.
27227 * Makefile.in (dfp.o-warn): Remove.
27229 2009-04-07 Alan Modra <amodra@bigpond.net.au>
27232 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
27233 Include soft-fp/t-softfp after rs6000/t-linux64.
27235 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
27237 * stor-layout.c (set_sizetype): Use the full precision of their
27238 machine mode for bitsize types.
27240 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
27242 * config/i386/i386.md: Revert 2 accidental checkins.
27244 2009-04-06 Joey Ye <joey.ye@intel.com>
27245 Xuepeng Guo <xuepeng.guo@intel.com>
27246 H.J. Lu <hongjiu.lu@intel.com>
27248 Atom pipeline model, tuning and insn selection.
27249 * config.gcc (atom): Add atom config options and target.
27251 * config/i386/atom.md: New.
27253 * config/i386/i386.c (atom_cost): New cost.
27254 (m_ATOM): New macro flag.
27255 (initial_ix86_tune_features): Set m_ATOM.
27256 (x86_accumulate_outgoing_args): Likewise.
27257 (x86_arch_always_fancy_math_387): Likewise.
27258 (processor_target): Add Atom cost.
27259 (cpu_names): Add Atom cpu name.
27260 (override_options): Set Atom ISA.
27261 (ix86_issue_rate): New case PROCESSOR_ATOM.
27262 (ix86_adjust_cost): Likewise.
27264 * config/i386/i386.h (TARGET_ATOM): New target macro.
27265 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
27266 (TARGET_OPT_AGU): New target option.
27267 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
27268 (processor_type): Add PROCESSOR_ATOM.
27270 * config/i386/i386.md (cpu): Add new value "atom".
27271 (use_carry, movu): New attr.
27272 (atom.md): Include atom.md.
27273 (adddi3_carry_rex64): Set attr "use_carry".
27274 (addqi3_carry): Likewise.
27275 (addhi3_carry): Likewise.
27276 (addsi3_carry): Likewise.
27277 (*addsi3_carry_zext): Likewise.
27278 (subdi3_carry_rex64): Likewise.
27279 (subqi3_carry): Likewise.
27280 (subhi3_carry): Likewise.
27281 (subsi3_carry): Likewise.
27282 (x86_movdicc_0_m1_rex64): Likewise.
27283 (*x86_movdicc_0_m1_se): Likewise.
27284 (x86_movsicc_0_m1): Likewise.
27285 (*x86_movsicc_0_m1_se): Likewise.
27286 (*adddi_1_rex64): Emit add insn as much as possible.
27287 (*addsi_1): Likewise.
27288 (return_internal): Set atom_unit.
27289 (return_internal_long): Likewise.
27290 (return_pop_internal): Likewise.
27291 (*rcpsf2_sse): Set atom_sse_attr attr.
27292 (*qrt<mode>2_sse): Likewise.
27293 (*prefetch_sse): Likewise.
27295 * config/i386/i386-c.c (ix86_target_macros_internal): New case
27297 (ix86_target_macros_internal): Likewise.
27299 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
27300 (*prefetch_sse_rex): Likewise.
27301 (sse_rcpv4sf2): Likewise.
27302 (sse_vmrcpv4sf2): Likewise.
27303 (sse_sqrtv4sf2): Likewise.
27304 (<sse>_vmsqrt<mode>2): Likewise.
27305 (sse_ldmxcsr): Likewise.
27306 (sse_stmxcsr): Likewise.
27307 (*sse_sfence): Likewise.
27308 (sse2_clflush): Likewise.
27309 (*sse2_mfence): Likewise.
27310 (*sse2_lfence): Likewise.
27311 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
27312 (<sse>_movup<ssemodesuffixf2c>): Likewise.
27313 (avx_movdqu<avxmodesuffix>): Likewise.
27314 (avx_lddqu<avxmodesuffix>): Likewise.
27315 (sse2_movntv2di): Change attr "type" to "ssemov".
27316 (sse2_movntsi): Likewise.
27317 (rsqrtv8sf2): Change attr "type" to "sseadd".
27318 (sse3_addsubv2df3): Set attr "atom_unit".
27319 (sse3_h<plusminus_insn>v4sf3): Likewise.
27320 (*sse2_pmaddwd): Likewise.
27321 (*vec_extractv2di_1_rex64): Likewise.
27322 (*vec_extractv2di_1_avx): Likewise.
27323 (sse2_psadbw): Likewise.
27324 (ssse3_phaddwv8hi3): Likewise.
27325 (ssse3_phaddwv4hi3): Likewise.
27326 (ssse3_phadddv4si3): Likewise.
27327 (ssse3_phadddv2si3): Likewise.
27328 (ssse3_phaddswv8hi3): Likewise.
27329 (ssse3_phaddswv4hi3): Likewise.
27330 (ssse3_phsubwv8hi3): Likewise.
27331 (ssse3_phsubwv4hi3): Likewise.
27332 (ssse3_phsubdv4si3): Likewise.
27333 (ssse3_phsubdv2si3): Likewise.
27334 (ssse3_phsubswv8hi3): Likewise.
27335 (ssse3_phsubswv4hi3): Likewise.
27336 (ssse3_pmaddubsw128): Likewise.
27337 (sse3_pmaddubsw: Likewise.
27338 (ssse3_palignrti): Likewise.
27339 (ssse3_palignrdi): Likewise.
27341 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
27343 * doc/install.texi (Specific): Fix two cross-references to MinGW.
27345 2009-04-06 Richard Guenther <rguenther@suse.de>
27347 PR tree-optimization/28868
27348 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
27349 of which PHI results we inserted.
27350 (insert_into_preds_of_block): Record inserted PHIs.
27351 (eliminate): Eliminate redundant PHI nodes.
27352 (init_pre): Init inserted_phi_names.
27354 2009-04-06 Richard Guenther <rguenther@suse.de>
27356 PR tree-optimization/39643
27357 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
27358 IMAGPART_EXPRs of complex constants.
27359 (execute_fold_all_builtins): If we folded a call queue
27360 TODO_update_address_taken.
27362 2009-04-06 Jan Hubicka <jh@suse.cz>
27364 PR middle-end/39659
27365 * except.c (remove_unreachable_regions): Propagate may_contain_throw
27368 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
27370 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
27372 (ic_invalidate_array): Likewise.
27374 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
27376 * calls.c (emit_library_call_value_1): Fix a problem with parameter
27377 alignment for library calls.
27379 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
27381 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
27382 (mingw32 tm clause use_gcc_stdint): Set to wrap.
27383 * config/i386/mingw-stdint.h: New file.
27385 2009-04-05 Richard Guenther <rguenther@suse.de>
27387 PR tree-optimization/39648
27388 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
27389 our &A vs. &A[0] IL deficiencies.
27391 2009-04-04 Jan Hubicka <jh@suse.cz>
27393 * except.c (sjlj_find_directly_reachable_regions): Be ready for
27394 removed toplevel regions.
27395 (sjlj_mark_call_sites): Likewise.
27397 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
27399 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
27400 (cygwin tm clause use_gcc_stdint): Set to wrap.
27401 * config/i386/cygwin-stdint.h: New file.
27403 2009-04-04 Richard Guenther <rguenther@suse.de>
27405 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
27406 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
27407 single-argument PHIs if we are in loop-closed SSA form.
27408 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
27409 for the pre-condition.
27410 (slpeel_tree_peel_loop_to_edge): Likewise.
27411 (vect_build_loop_niters): Take an optional sequence to append stmts.
27412 (vect_generate_tmps_on_preheader): Likewise.
27413 (vect_do_peeling_for_loop_bound): Take extra guards for the
27415 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
27416 the cost model check.
27417 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
27418 guards if we are going to peel. Do not apply versioning in that case.
27419 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
27420 (vect_do_peeling_for_loop_bound): Likewise.
27421 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
27422 loop bound only record extra pre-conditions, do not apply loop
27425 2009-04-04 Richard Guenther <rguenther@suse.de>
27427 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
27430 2009-04-04 Jan Hubicka <jh@suse.cz>
27432 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
27433 last_basic_block for size of bb->index indexed array.
27434 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
27435 compute_out, link_btr_uses, build_btr_def_use_webs,
27436 build_btr_def_use_webs, migrate_btr_defs): Likewise.
27438 2009-04-04 Jan Hubicka <jh@suse.cz>
27440 * except.c (remove_eh_handler_and_replace): Break out from ...
27441 (remove_eh_handler): ... here.
27442 (bring_to_root): New function.
27443 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
27444 handled ones, bring others to root of tree.
27446 2009-04-04 Jan Hubicka <jh@suse.cz>
27448 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
27449 (all_phis_safe_to_merge): New function.
27450 (update_info): New structure.
27451 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
27452 (cleanup_empty_eh): Update SSA if possible.
27454 2009-04-04 Richard Guenther <rguenther@suse.de>
27456 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
27457 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
27458 (append_vuse): Likewise.
27460 2009-04-04 Jakub Jelinek <jakub@redhat.com>
27462 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
27463 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
27464 instead of REG_UNSAVED for DW_CFA_undefined.
27465 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
27466 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
27469 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
27472 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
27474 2009-04-04 Richard Guenther <rguenther@suse.de>
27476 PR tree-optimization/8781
27477 PR tree-optimization/37892
27478 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
27479 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
27480 (valueize_refs): Call it for *& valueizations.
27481 (shared_reference_ops_from_ref): Rename to ...
27482 (valueize_shared_reference_ops_from_ref): ... this and valueize.
27483 (shared_reference_ops_from_call): Rename to ...
27484 (valueize_shared_reference_ops_from_call): ... this and valueize.
27485 (vn_reference_lookup): Update.
27486 (visit_reference_op_call): Likewise.
27487 * tree-ssa-pre.c (phi_translate_1): Fold *&.
27488 (eliminate): Value-replace the call address in call statements.
27490 2009-04-04 Richard Guenther <rguenther@suse.de>
27492 PR tree-optimization/39636
27493 * tree-ssa-forwprop.c
27494 (forward_propagate_addr_into_variable_array_index): Check for
27495 GIMPLE_ASSIGN before accessing the rhs code.
27497 2009-04-03 Jason Merrill <jason@redhat.com>
27499 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
27501 2009-04-03 Steve Ellcey <sje@cup.hp.com>
27503 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
27504 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
27505 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
27506 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
27507 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
27508 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
27509 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
27510 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
27511 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
27512 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
27513 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
27514 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
27515 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
27516 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
27517 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
27518 Use fr_reg_or_fp01_operand instead of fr_register_operand
27520 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
27521 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
27522 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
27524 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
27526 PR rtl-optimization/39607
27527 PR rtl-optimization/39631
27531 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27532 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27533 instead of DF_LR_OUT.
27534 * ira-lives.c (process_bb_node_lives): Ditto.
27535 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27536 instead of DF_LR_{OUT,IN}.
27537 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27538 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27540 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
27542 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
27543 (execute_lower_omp): Always run but take the short way out if -fopenmp
27545 (gate_lower_omp): Remove, forcing the pass manager to always run the
27546 pass and always set PROP_gimple_lomp.
27547 (pass_lower_omp): Remove gate function.
27548 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
27549 PROP_trees. Instead, require it.
27550 * ipa-cp.c (pass_ipa_cp): Likewise.
27551 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
27552 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
27553 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
27554 and PROP_gimple_leh.
27556 2009-04-03 Richard Guenther <rguenther@suse.de>
27558 PR middle-end/13146
27559 PR tree-optimization/23940
27560 PR tree-optimization/33237
27561 PR middle-end/33974
27562 PR middle-end/34093
27563 PR tree-optimization/36201
27564 PR tree-optimization/36230
27565 PR tree-optimization/38049
27566 PR tree-optimization/38207
27567 PR tree-optimization/38230
27568 PR tree-optimization/38301
27569 PR tree-optimization/38585
27570 PR middle-end/38895
27571 PR tree-optimization/38985
27572 PR tree-optimization/39299
27573 * tree-ssa-structalias.h: Remove.
27574 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
27575 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
27576 (struct vuse_element_d): Remove.
27577 (struct vuse_vec_d): Likewise.
27578 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
27579 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
27580 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
27581 VUSE_ELEMENT_VAR): Likewise.
27582 (struct voptype_d): Likewise.
27583 (NUM_VOP_FREE_BUCKETS): Likewise.
27584 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
27585 (struct stmt_operands_d): Remove.
27586 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
27587 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
27588 VDEF_NUM, VDEF_VECT): Likewise.
27589 (copy_virtual_operands): Remove.
27590 (operand_build_cmp): Likewise.
27591 (create_ssa_artificial_load_stmt): Likewise.
27592 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
27593 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
27594 vuse_index and mayuse_index members. Pack and move done and iter_type
27595 members to the front.
27596 (SSA_OP_VMAYUSE): Remove.
27597 (SSA_OP_VIRTUAL_USES): Adjust.
27598 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
27599 (unlink_stmt_vdef): Declare.
27600 (add_to_addressable_set): Remove.
27601 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
27602 (vrp_visit_stmt): Likewise.
27603 * doc/tree-ssa.texi (Alias analysis): Update.
27604 * doc/invoke.texi (max-aliased-vops): Remove docs.
27605 (avg-aliased-vops): Likewise.
27606 * tree-into-ssa.c (syms_to_rename): Remove.
27607 (need_to_update_vops_p): Likewise.
27608 (need_to_initialize_update_ssa_p): Rename to ...
27609 (update_ssa_initialized_fn): ... this. Track function we are
27611 (symbol_marked_for_renaming): Simplify.
27612 (add_new_name_mapping): Do not set need_to_update_vops_p.
27613 (dump_currdefs): Use SYMS_TO_RENAME.
27614 (rewrite_update_stmt): Always walk all uses/defs.
27615 (dump_update_ssa): Adjust.
27616 (init_update_ssa): Take function argument. Track what we are
27618 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
27619 (create_new_def_for): Initialize for cfun, assert we are initialized
27621 (mark_sym_for_renaming): Simplify.
27622 (mark_set_for_renaming): Do not initialize update-ssa.
27623 (need_ssa_update_p): Simplify. Take function argument.
27624 (name_mappings_registered_p): Assert we ask for the correct function.
27625 (name_registered_for_update_p): Likewise.
27626 (ssa_names_to_replace): Likewise.
27627 (release_ssa_name_after_update_ssa): Likewise.
27628 (update_ssa): Likewise. Use SYMS_TO_RENAME.
27629 (dump_decl_set): Do not print a newline.
27630 (debug_decl_set): Do it here.
27631 (dump_update_ssa): And here.
27632 * tree-ssa-loop-im.c (move_computations): Adjust.
27633 (movement_possibility): Likewise.
27634 (determine_max_movement): Likewise.
27635 (gather_mem_refs_stmt): Likewise.
27636 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
27637 or NAME_MEMORY_TAG.
27638 * tree-complex.c (update_all_vops): Remove.
27639 (expand_complex_move): Adjust.
27640 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
27641 Simplify test for memory referencing statement. Exclude
27642 non-invariant ADDR_EXPRs.
27643 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
27644 * tree-loop-distribution.c (generate_memset_zero): Adjust.
27645 (rdg_flag_uses): Likewise.
27646 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
27648 (tree_optimize_tail_calls_1): Also split the
27649 edge from the entry block if we have degenerate PHI nodes in
27650 the first basic block.
27651 * tree.c (init_ttree): Remove memory-tag related code.
27652 (tree_code_size): Likewise.
27653 (tree_node_structure): Likewise.
27654 (build7_stat): Re-write to be build6_stat.
27655 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
27656 (SSA_VAR_P): Adjust.
27657 (struct tree_memory_tag): Remove.
27658 (struct tree_memory_partition_tag): Likewise.
27659 (union tree_node): Adjust.
27660 (build7): Re-write to be build6.
27661 * tree-pass.h (pass_reset_cc_flags): Remove.
27662 (TODO_update_address_taken): New flag.
27663 (pass_simple_dse): Remove.
27664 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
27665 * params.h (MAX_ALIASED_VOPS): Remove.
27666 (AVG_ALIASED_VOPS): Likewise.
27667 * omp-low.c (expand_omp_taskreg): Update SSA form.
27668 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
27669 aliases the lhs in a copy stmt.
27670 * tree-ssa-dse.c (struct address_walk_data): Remove.
27671 (memory_ssa_name_same): Likewise.
27672 (memory_address_same): Likewise.
27673 (get_kill_of_stmt_lhs): Likewise.
27674 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
27675 unused stores. Look through PHI nodes into post-dominated regions.
27676 (dse_optimize_stmt): Simplify. Properly remove stores.
27677 (tree_ssa_dse): Compute dominators.
27678 (execute_simple_dse): Remove.
27679 (pass_simple_dse): Likewise.
27680 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
27681 gimple_loaded_syms and gimple_stored_syms computation.
27682 * toplev.c (dump_memory_report): Dump alias and pta stats.
27683 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
27684 (vn_reference_eq): Likewise.
27685 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
27686 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
27687 valueize_vuses): Remove.
27688 (get_def_ref_stmt_vuses): Simplify. Rename to ...
27689 (get_def_ref_stmt_vuse): ... this.
27690 (vn_reference_lookup_2): New function.
27691 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
27692 walking equivalent vuses. Simplify.
27693 (vn_reference_lookup): Likewise.
27694 (vn_reference_insert): Likewise.
27695 (vn_reference_insert_pieces): Likewise.
27696 (visit_reference_op_call): Simplify.
27697 (visit_reference_op_load): Likewise.
27698 (visit_reference_op_store): Likewise.
27699 (init_scc_vn): Remove shared_lookup_vuses initialization.
27700 (free_scc_vn): Remove shared_lookup_vuses freeing.
27701 (sort_vuses, sort_vuses_heap): Remove.
27702 (get_ref_from_reference_ops): Export.
27703 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
27704 vector with single vuse pointer.
27705 (vn_reference_lookup_pieces, vn_reference_lookup,
27706 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
27707 (shared_vuses_from_stmt): Remove.
27708 (get_ref_from_reference_ops): Declare.
27709 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
27710 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
27711 memory-tag related code.
27712 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
27713 (likely_value): Add comment, skip static-chain of call statements.
27714 (surely_varying_stmt_p): Adjust.
27715 (gimplify_and_update_call_from_tree): Likewise.
27716 (execute_fold_all_builtins): Do not rebuild alias info.
27717 (gimplify_and_update_call_from_tree): Properly update VOPs.
27718 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
27719 (copy_ref_info): Remove memory-tag related code.
27720 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
27721 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
27722 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
27724 * tree-ssa-dom.c (gimple_p): Remove typedef.
27725 (eliminate_redundant_computations): Adjust.
27726 (record_equivalences_from_stmt): Likewise.
27727 (avail_expr_hash): Likewise.
27728 (avail_expr_eq): Likewise.
27729 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
27730 (stmt_makes_single_load): Likewise.
27731 (stmt_makes_single_store): Likewise.
27732 * tree-ssa-alias.c: Rewrite completely.
27733 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
27734 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
27735 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
27736 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
27737 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
27738 Remove public functions.
27739 (pass_reset_cc_flags): Remove.
27740 (pass_build_alias): Move ...
27741 * tree-ssa-structalias.c (pass_build_alias): ... here.
27742 * tree-ssa-alias.c (may_be_aliased): Move ...
27743 * tree-flow-inline.h (may_be_aliased): ... here.
27744 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
27745 count_uses_and_derefs): Move ...
27746 * gimple.c: ... here.
27747 * gimple.h (count_uses_and_derefs): Declare.
27748 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
27749 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
27750 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
27751 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
27752 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
27753 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
27754 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
27756 * tree-dfa.c (refs_may_alias_p): Move ...
27757 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
27758 * tree-ssa-alias.h: New file.
27759 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
27760 (statement_sink_location): Likewise.
27761 * opts.c (decode_options): Do not adjust max-aliased-vops or
27762 avg-aliased-vops values.
27763 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
27764 (TV_CALL_CLOBBER): Likewise.
27765 (TV_FLOW_SENSITIVE): Likewise.
27766 (TV_FLOW_INSENSITIVE): Likewise.
27767 (TV_MEMORY_PARTITIONING): Likewise.
27768 (TV_ALIAS_STMT_WALK): New timevar.
27769 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
27770 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
27771 (get_address_description): Remove memory-tag related code.
27772 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
27773 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
27774 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
27775 and immediate uses in statements. Document.
27776 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
27777 (dump_symbols): Remove.
27778 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
27779 * alias.c (get_deref_alias_set): New function split out from ...
27780 (get_alias_set): ... here.
27781 * alias.h (get_deref_alias_set): Declare.
27782 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
27783 type parameter. Remove restrict pointer handling. Create a
27784 ref-all pointer in case type-based alias sets do not conflict.
27785 (vect_analyze_data_refs): Remove SMT related code.
27786 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
27787 (vectorizable_load): Likewise.
27788 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
27789 (DR_SYMBOL_TAG, DR_VOPS): Remove.
27790 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
27791 Ignore vops and SMTs.
27792 (dr_analyze_alias): Likewise..
27793 (free_data_ref): Likewise.
27794 (create_data_ref): Likewise.
27795 (analyze_all_data_dependences): Likewise.
27796 (get_references_in_stmt): Adjust.
27797 * tree-flow-inline.h (gimple_aliases_computed_p,
27798 gimple_addressable_vars, gimple_call_clobbered_vars,
27799 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
27800 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
27801 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
27802 gimple_mem_ref_stats): Remove.
27803 (gimple_vop): New function.
27804 (op_iter_next_use): Remove vuses and mayuses cases.
27805 (op_iter_next_def): Remove vdefs case.
27806 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
27807 (clear_and_done_ssa_iter): Do not set removed fields.
27808 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
27809 Assert we are not iterating over vuses or vdefs if not also
27810 iterating over uses or defs.
27811 (op_iter_init_use): Likewise.
27812 (op_iter_init_def): Likewise.
27813 (op_iter_next_vdef): Remove.
27814 (op_iter_next_mustdef): Likewise.
27815 (op_iter_init_vdef): Likewise.
27816 (compare_ssa_operands_equal): Likewise.
27817 (link_use_stmts_after): Handle vuse operand.
27818 (is_call_used): Use is_call_clobbered.
27819 (is_call_clobbered): Global variables are always call clobbered,
27820 query the call-clobbers bitmap.
27821 (mark_call_clobbered): Ignore global variables.
27822 (clear_call_clobbered): Likewise.
27823 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
27824 virtual operands sanity check.
27825 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
27827 (TARGET_MEM_REF): Remove TMR_TAG operand.
27828 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
27829 Remove call-clobber related code.
27830 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
27831 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
27832 partitions or escape reason.
27833 (get_single_def_stmt, get_single_def_stmt_from_phi,
27834 get_single_def_stmt_with_phi): Remove.
27835 (dump_referenced_vars): Tidy.
27836 (get_ref_base_and_extent): Allow bare decls.
27837 (collect_dfa_stats): Adjust.
27838 * graphite.c (rename_variables_in_stmt): Adjust.
27839 (graphite_copy_stmts_from_block): Likewise.
27840 (translate_clast): Likewise.
27841 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
27843 (translate_vuse_through_block): Use the oracle.
27844 (phi_translate_1): Adjust.
27845 (value_dies_in_block_x): Use the oracle. Cache the outcome
27847 (valid_in_sets): Check if the VUSE for
27848 a REFERENCE is available.
27849 (eliminate): Do not remove stmts during elimination,
27850 instead queue and remove them afterwards.
27851 (do_pre): Do not rebuild alias info.
27852 (pass_pre): Run TODO_rebuild_alias before PRE.
27853 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
27854 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
27855 (mark_all_v_defs_stmt): Remove.
27856 (mark_all_v_defs_seq): Adjust.
27857 (sra_replace): Likewise.
27858 (scalarize_use): Likewise.
27859 (scalarize_copy): Likewise.
27860 (scalarize_init): Likewise.
27861 (scalarize_ldst): Likewise.
27862 (todoflags): Remove.
27863 (tree_sra): Do not rebuild alias info.
27864 (tree_sra_early): Adjust.
27865 (pass_sra): Run TODO_update_address_taken before SRA.
27866 * tree-predcom.c (set_alias_info): Remove.
27867 (prepare_initializers_chain): Do not call it.
27868 (mark_virtual_ops_for_renaming): Adjust.
27869 (mark_virtual_ops_for_renaming_list): Remove.
27870 (initialize_root_vars): Adjust.
27871 (initialize_root_vars_lm): Likewise.
27872 (prepare_initializers_chain): Likewise.
27873 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
27874 (may_propagate_copy_into_stmt): Likewise.
27875 (merge_alias_info): Do nothing for now.
27876 (propagate_tree_value_into_stmt): Adjust.
27877 (stmt_may_generate_copy): Likewise.
27878 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
27879 not mark symbols for renaming.
27880 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
27881 with the same statement, make sure to update the new pointed-to one.
27882 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
27883 call statements, do not mark symbols for renaming.
27884 (mark_operand_necessary): Dump something.
27885 (ref_may_be_aliased): New function.
27886 (mark_aliased_reaching_defs_necessary_1): New helper function.
27887 (mark_aliased_reaching_defs_necessary): Likewise.
27888 (mark_all_reaching_defs_necessary_1): Likewise.
27889 (mark_all_reaching_defs_necessary): Likewise.
27890 (propagate_necessity): Do not process virtual PHIs. For
27891 non-aliased loads mark all reaching definitions as necessary.
27892 For aliased loads and stores mark the immediate dominating
27893 aliased clobbers as necessary.
27894 (visited): New global static.
27895 (perform_tree_ssa_dce): Free visited bitmap after propagating
27897 (remove_dead_phis): Perform simple dead virtual PHI removal.
27898 (remove_dead_stmt): Properly unlink virtual operands when
27900 (eliminate_unnecessary_stmts): Schedule PHI removal after
27902 * tree-ssa-ter.c (is_replaceable_p): Adjust.
27903 (process_replaceable): Likewise.
27904 (find_replaceable_in_bb): Likewise.
27905 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
27906 based on the single gimple vop.
27907 (verify_flow_insensitive_alias_info): Remove.
27908 (verify_flow_sensitive_alias_info): Likewise.
27909 (verify_call_clobbering): Likewise.
27910 (verify_memory_partitions): Likewise.
27911 (verify_alias_info): Likewise.
27912 (verify_ssa): Adjust..
27913 (execute_update_addresses_taken): Export. Update SSA
27914 manually. Optimize only when optimizing. Use a local bitmap.
27915 (pass_update_address_taken): Remove TODO_update_ssa, add
27917 (pass_update_address_taken): Just use TODO_update_address_taken.
27918 (init_tree_ssa): Do not initialize addressable_vars.
27919 (verify_ssa): Verify new VUSE / VDEF properties.
27920 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
27921 Do not call verify_alias_info.
27922 (delete_tree_ssa): Clear the VUSE, VDEF operands.
27923 Do not free the loaded and stored syms bitmaps. Reset the escaped
27924 and callused solutions. Do not free addressable_vars.
27925 Remove memory-tag related code.
27926 (warn_uninitialized_var): Aliases are always available.
27927 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
27928 * lambda-code.c (can_put_in_inner_loop): Adjust.
27929 (can_put_after_inner_loop): Likewise.
27930 (perfect_nestify): Likewise.
27931 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
27932 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
27933 (vectorizable_conversion): Do not mark symbols for renaming.
27934 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
27935 (expand_call_inline): Unlink the calls virtual operands before
27937 (tree_function_versioning): Do not call update_ssa if we are not
27938 updating clones. Simplify.
27939 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
27940 (propagate_with_phi): Likewise..
27941 * tree-outof-ssa.c (create_temp): Remove memory tag and call
27942 clobber code. Assert we are not aliased or global.
27943 * tree-flow.h: Include tree-ssa-alias.h
27944 (enum escape_type): Remove.
27945 (struct mem_sym_stats_d): Likewise.
27946 (struct mem_ref_stats_d): Likewise.
27947 (struct gimple_df): Add vop member. Remove global_var,
27948 call_clobbered_vars, call_used_vars, addressable_vars,
27949 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
27950 escaped and callused members.
27951 (struct ptr_info_def): Remove all members, add points-to solution
27953 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
27954 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
27955 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
27956 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
27957 (tree-ssa-alias.o): Likewise.
27958 (toplev.o): Add tree-ssa-alias.h
27959 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
27960 * gimple.c (gimple_set_bb): Fix off-by-one error.
27961 (is_gimple_reg): Do not handle memory tags.
27962 (gimple_copy): Also copy virtual operands.
27963 Delay updating the statement. Do not reset loaded and stored syms.
27964 (gimple_set_stored_syms): Remove.
27965 (gimple_set_loaded_syms): Likewise.
27966 (gimple_call_copy_skip_args): Copy the virtual operands
27967 and mark the new statement modified.
27968 * tree-ssa-structalias.c (may_alias_p): Remove.
27969 (set_uids_in_ptset): Take the alias set to prune with as
27970 parameter. Fold in the alias test of may_alias_p.
27971 (compute_points_to_sets): Compute whether a ptr is dereferenced
27972 in a local sbitmap.
27973 (process_constraint): Deal with &ANYTHING on the lhs, reject all
27974 other ADDRESSOF constraints on the lhs.
27975 (get_constraint_for_component_ref): Assert that we don't get
27976 ADDRESSOF constraints from the base of the reference.
27977 Properly generate UNKNOWN_OFFSET for DEREF if needed.
27978 (struct variable_info): Remove collapsed_to member.
27979 (get_varinfo_fc): Remove.
27980 (new_var_info): Do not set collapsed_to.
27981 (dump_constraint): Do not follow cycles.
27982 (dump_constraint_graph): Likewise.
27983 (build_pred_graph): Likewise.
27984 (build_succ_graph): Likewise.
27985 (rewrite_constraints): Likewise.
27986 (do_simple_structure_copy): Remove.
27987 (do_rhs_deref_structure_copy): Remove.
27988 (do_lhs_deref_structure_copy): Remove.
27989 (collapse_rest_of_var): Remove.
27990 (do_structure_copy): Re-implement.
27991 (pta_stats): New global variable.
27992 (dump_pta_stats): New function.
27993 (struct constraint_expr): Make offset signed.
27994 (UNKNOWN_OFFSET): Define special value.
27995 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
27996 (solution_set_expand): New helper function split out from ...
27997 (do_sd_constraint): ... here.
27998 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
27999 (do_ds_constraint): Likewise.
28000 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
28001 and CALLUSED = *CALLUSED.
28002 (set_union_with_increment): Make inc argument signed.
28003 (type_safe): Remove.
28004 (get_constraint_for_ptr_offset): Handle unknown and negative
28006 (first_vi_for_offset): Handle offsets before start. Bail
28007 out early for offsets beyond the variable extent.
28008 (first_or_preceding_vi_for_offset): New function.
28009 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
28010 Together with ESCAPED = *ESCAPED this properly computes reachability.
28011 (find_what_var_points_to): New function.
28012 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
28013 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
28014 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
28015 pt_solutions_intersect): New functions.
28016 (compute_call_used_vars): Remove.
28017 (compute_may_aliases): New main entry into PTA computation.
28018 * gimple.h (gimple_p): New typedef.
28019 (struct gimple_statement_base): Remove references_memory_p.
28020 (struct gimple_statement_with_memory_ops_base): Remove
28021 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
28023 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
28024 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
28025 gimple_set_references_memory): Remove.
28026 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
28027 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
28029 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
28030 (verify_expr): Allow RESULT_DECL.
28031 (gimple_duplicate_bb): Do not copy virtual operands.
28032 (gimple_duplicate_sese_region): Adjust.
28033 (gimple_duplicate_sese_tail): Likewise.
28034 (mark_virtual_ops_in_region): Remove.
28035 (move_sese_region_to_fn): Do not call it.
28036 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
28037 and pass_simple_dse.
28038 (execute_function_todo): Handle TODO_update_address_taken,
28039 call execute_update_addresses_taken for TODO_rebuild_alias.
28040 (execute_todo): Adjust.
28041 (execute_one_pass): Init dump files early.
28042 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
28044 (create_general_new_stmt): Clear vops.
28045 * tree-ssa-reassoc.c (get_rank): Adjust.
28046 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
28047 symbols for renaming.
28048 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
28049 (PARAM_AVG_ALIASED_VOPS): Likewise.
28050 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
28051 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
28052 * tree-ssa-operands.c: Simplify for new virtual operand representation.
28053 (operand_build_cmp, copy_virtual_operands,
28054 create_ssa_artificial_load_stmt, add_to_addressable_set,
28055 gimple_add_to_addresses_taken): Remove public functions.
28056 (unlink_stmt_vdef): New function.
28058 2009-04-03 Alan Modra <amodra@bigpond.net.au>
28060 * config.gcc (powerpc-*-linux*): Merge variants.
28062 2009-04-02 Chao-ying Fu <fu@mips.com>
28063 James Grosbach <james.grosbach@microchip.com>
28065 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
28066 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
28068 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
28069 keep_interrupts_masked_p, use_debug_exception_return_p.
28070 (mips_attribute_table): Add interrupt, use_shadow_register_set,
28071 keep_interrupts_masked, use_debug_exception_return.
28072 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
28073 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
28075 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
28076 (mips_print_operand): Process COP0 registers to print $0 .. $31
28077 correctly for GAS to process.
28078 (mips_interrupt_extra_call_saved_reg_p): New function.
28079 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
28081 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
28082 (mips_compute_frame_info): Add supports for interrupt context that
28083 includes doubleword accumulators and COP0 registers.
28084 (mips_for_each_saved_acc): New function.
28085 (mips_for_each_saved_gpr_and_fpr): Change the function name from
28086 mips_for_each_saved_reg.
28087 (mips_save_reg): Save accumulators.
28088 (mips_kernel_reg_p): A new for_each_rtx callback.
28089 (mips_expand_prologue): Support interrupt handlers.
28090 (mips_restore_reg): Restore accumulators.
28091 (mips_expand_epilogue): Support interrupt handlers.
28092 (mips_can_use_return_insn): Return false for interrupt handlers.
28093 (mips_epilogue_uses): New function.
28094 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
28095 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
28096 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
28097 cop0_move): New instructions.
28098 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
28099 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
28101 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
28103 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
28104 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
28105 interrupt handlers, we use K0 as the temporary register.
28106 (EPILOGUE_USES): Change to a function call.
28107 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
28108 handlers, we use K0 as the temporary register.
28110 * doc/extend.texi (Function Attributes): Document interrupt,
28111 use_shadow_register_set, keep_interrupts_masked,
28112 use_debug_exception_return for MIPS attributes.
28114 2009-04-03 Alan Modra <amodra@bigpond.net.au>
28116 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
28117 Remove a number of t-files from tmake_file.
28118 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
28119 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
28120 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
28121 target_prototype, not TARGET_PROTOTYPE.
28122 (LINK_OS_GNU_SPEC): Define.
28123 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
28124 and darwin-ldoubdle.c.
28126 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
28129 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
28130 (cpp_options): Ditto.
28131 (default_compilers): Ditto.
28132 (display_help): Ditto.
28133 (process_command): Ditto.
28134 (do_spec_1): Ditto.
28135 (set_input): Use lbasename instead of duplicate code.
28136 (save_temps_prefix): New static for -save-temps=obj.
28137 (save_temps_length): Ditto.
28139 * doc/invoke.texi (-save-temps=obj): Document new variant to
28140 -save-temps switch.
28142 2009-04-02 Jeff Law <law@redhat.com>
28144 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
28147 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
28149 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
28150 * configure: Regenerated.
28152 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
28154 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
28155 share the argument list.
28157 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
28161 2009-02-12 Diego Novillo <dnovillo@google.com>
28163 * varpool.c (debug_varpool): New.
28164 * cgraph.h (debug_varpool): Declare.
28166 2009-04-02 Jan Hubicka <jh@suse.cz>
28168 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
28171 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
28173 * config/i386/i386.c (ix86_abi): Move initialization to ...
28174 (override_options): Here.
28176 2009-04-02 Christian Bruel <christian.bruel@st.com>
28178 * config/sh/sh.c (sh_dwarf_register_span): New function.
28179 (TARGET_DWARF_REGISTER_SPAN): Define.
28180 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
28182 2009-04-02 Ira Rosen <irar@il.ibm.com>
28184 PR tree-optimization/39595
28185 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
28186 interleaved loads group is not greater than the SLP group size.
28188 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
28190 * builtins.c (is_builtin_name): New.
28191 (called_as_built_in): Use is_builtin_name.
28192 * tree.h (is_builtin_name): New.
28193 * varasm.c (incorporeal_function_p): Use is_builtin_name
28195 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
28197 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
28199 2009-04-02 Dodji Seketeli <dodji@redhat.com>
28202 * c-decl.c (clone_underlying_type): Move this ...
28203 * c-common.c (set_underlying_type): ... here.
28204 Also, make sure the function properly sets TYPE_STUB_DECL() on
28205 the newly created typedef variant type.
28206 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
28207 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
28210 2009-04-02 Richard Guenther <rguenther@suse.de>
28212 PR tree-optimization/37221
28213 * tree-flow.h (degenerate_phi_result): Declare.
28214 * tree-ssa-dom.c (degenerate_phi_result): Export.
28215 * tree-scalar-evolution.c (analyze_initial_condition): If
28216 the initial condition is defined by a degenerate PHI node
28217 use the degenerate value.
28219 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
28221 PR rtl-optimization/39588
28222 * combine.c (merge_outer_ops): Do not set the constant when this
28224 (simplify_shift_const_1): Do not modify it either in this case.
28226 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
28228 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
28229 tuning is deprecated if -mtune value is set to an Itanium1 variant.
28231 2009-04-01 Janis Johnson <janis187@us.ibm.com>
28234 * c-lex.c (interpret_float): Default (no suffix) is double.
28236 2009-04-1 Xinliang David Li <davidxl@google.com>
28238 * config/i386/i386.c (legitimate_constant_p): Recognize
28239 all one vector constant.
28241 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28243 * config/vax/vax.c: Add #includes to silence warnings.
28244 Change #include order to silence two warnings.
28246 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28248 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
28249 (ASM_SPEC): Pass -k to the assembler for PIC code.
28251 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28253 * config.gcc: Add vax-*-linux* to the switch.
28254 * config/vax/linux.h: New file. (TARGET_VERSION,
28255 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
28257 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28259 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
28260 Use predicate macros instead of GET_CODE() == foo.
28261 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
28262 ashlsi3, rotrsi3, <unnamed>): Likewise.
28264 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28266 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
28267 jbbccihi, jbbccisi): Remova trailing whitespace.
28268 * config/vax/constraints.md: Likewise.
28269 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
28270 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
28271 * config/vax/predicates.md: Likewise.
28272 * config/vax/vax.c (print_operand_address, vax_output_int_move,
28273 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
28274 * config/vax/vax.h: Likewise.
28275 * config/vax/vax.md (nonlocal_goto): Likewise.
28277 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28279 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
28280 (indirectable_address_p, adjacent_operands_p): Add spaces around
28282 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
28284 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28286 * config/vax/vax.c (legitimate_constant_address_p,
28287 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
28288 index_term_p, reg_plus_index_p, legitimate_address_p,
28289 vax_mode_dependent_address_p): Update comments to match functions
28290 modified by the recent int->bool conversion.
28292 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28294 * config/vax/builtins.md: Update copyright message.
28295 * config/vax/constraints.md: Likewise.
28296 * config/vax/netbsd-elf.h: Likewise.
28297 * config/vax/predicates.md: Likewise.
28298 * config/vax/vax-protos.h: Likewise.
28299 * config/vax/vax.c: Likewise.
28300 * config/vax/vax.h: Likewise.
28301 * config/vax/vax.md: Likewise.
28302 * config/vax/vax.opt: Likewise.
28304 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28306 * config/vax/builtins.md (ffssi2, ffssi2_internal,
28307 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
28308 * config/vax/constraints.md (B, R): Likewise.
28309 * config/vax/predicates.md (external_memory_operand,
28310 nonimmediate_addsub_di_operand): Likewise.
28311 * config/vax/vax.c (vax_output_int_add): Likewise.
28312 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
28313 untyped_call): Likewise.
28315 2009-04-01 Matt Thomas <matt@3am-software.com>
28317 * config/vax/predicates.md: New file.
28318 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
28319 external_const_operand, nonsymbolic_operand, external_memory_operand,
28320 indirect_memory_operand, indexed_memory_operand,
28321 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
28322 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
28324 * config/vax/constraints.md: New file.
28325 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
28327 * config/vax/builtins.md: New file.
28328 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
28329 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
28331 * config/vax/vax.opt (mqmath): Add option.
28332 * config/vax/vax.md (isfx): Extend with DI.
28333 (VAXintQH, VAXintQHSD): Define.
28334 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
28335 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
28336 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
28337 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
28338 (movdi): Update constraints and use vax_output_int_move().
28339 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
28340 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
28341 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
28342 nonlocal_goto): New.
28343 (mov<mode>): Extend accepted operand types.
28344 (subdi3_old): Rename from subdi3, change update constraints and use
28345 a new implementation.
28346 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
28347 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
28348 MOVE_RATIO, CLEAR_RATIO): Define.
28349 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
28350 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
28351 (PRINT_OPERAND): Redefine using a function instead of inlined code.
28352 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
28353 (split_quadword_operands): Make static and really allow variable
28355 (print_operand_address): Update for PIC generation.
28356 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
28357 indexable_address_p, fixup_mathdi_operand,
28358 vax_expand_addsub_di_operands, adjacent_operands_p): New.
28359 (vax_float_literal, legitimate_constant_p,
28360 indirectable_constant_address_p, index_term_p,
28361 reg_plus_index_p): Return bool instead of int.
28362 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
28364 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
28366 (vax_output_conditional_branch): Indent.
28367 (legitimate_constant_address_p, indirectable_constant_address_p,
28368 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
28369 vax_mode_dependent_address_p): Return bool instead of int, update for
28371 * config/vax/vax-protos.h (legitimate_constant_address_p,
28372 legitimate_constant_p, legitimate_address_p,
28373 vax_mode_dependent_address_p): Change declaration to bool.
28374 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
28375 vax_expand_addsub_di_operands, vax_output_int_subtract,
28376 vax_output_movmemsi): Declare.
28377 (split_quadword_operands, vax_float_literal): Delete declaration.
28378 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
28379 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
28380 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
28381 ASM_OUTPUT_DWARF_PCREL): Define.
28382 (ASM_SPEC): Change definition to allow PIC generation.
28384 2009-04-01 Steve Ellcey <sje@cup.hp.com>
28386 * doc/sourcebuild.texi: Update front-end requirements.
28388 2009-04-01 Jakub Jelinek <jakub@redhat.com>
28391 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
28392 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
28393 (booldi3_internal3): Use boolean_or_operator instead of
28396 2009-04-01 Joseph Myers <joseph@codesourcery.com>
28399 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
28400 declarator whose size is not an integer constant expression but
28401 folds to an integer constant, then treat it as a constant
28404 2009-04-01 Richard Guenther <rguenther@suse.de>
28406 * fold-const.c (fold_plusminus_mult_expr): Do not fold
28407 i * 4 + 2 to (i * 2 + 1) * 2.
28409 2009-04-01 Jakub Jelinek <jakub@redhat.com>
28412 * c-parser.c (c_parser_asm_statement): Skip until close paren and
28413 return if c_parser_asm_string_literal returned NULL.
28415 2009-04-01 Nick Clifton <nickc@redhat.com>
28417 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
28419 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
28420 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
28421 other typedefs to avoid conflicts with libgcc2.c. Define labels
28422 to gain 16-bit bit-manipulation functions from libgcc2.c and then
28424 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
28425 to gain 16-bit trapping arithmetic functions from libgcc2.c and
28428 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
28430 * varasm.c (default_function_rodata_section): Declare DOT as
28433 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
28434 Andrey Galkin <agalkin@hypercom.com>
28437 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
28438 Make object_name unique for each process.
28440 2009-04-01 Jakub Jelinek <jakub@redhat.com>
28443 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
28444 addressable variables in the parallel that could go out of scope while
28445 running queued tasks.
28447 2009-04-01 Anatoly Sokolov <aesok@post.ru>
28449 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
28450 (CASE_VALUES_THRESHOLD): Redefine.
28451 * config/avr/avr.c (avr_override_options): Remove initialization of
28452 avr_case_values_threshold variable.
28453 (avr_case_values_threshold): Remove variable. Add new function.
28454 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
28455 * config/avr/avr.opt (mno-tablejump): Remove option.
28456 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
28458 2009-04-01 DJ Delorie <dj@redhat.com>
28460 * varasm.c (default_function_rodata_section): Don't assume
28461 anything about where the first '.' in the section name is.
28463 2009-04-01 Alan Modra <amodra@bigpond.net.au>
28465 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
28466 rs6000_emit_stack_tie.
28468 2009-03-31 Ian Lance Taylor <iant@google.com>
28470 * tree-eh.c (tree_remove_unreachable_handlers): Compare
28471 gimple_code with GIMPLE_RESX, not RESX.
28473 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28475 * c-common.c (c_get_ident): New.
28476 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
28478 2009-04-01 Ben Elliston <bje@au.ibm.com>
28480 * config/rs6000/sysv4.opt (msdata): Improve option description.
28482 2009-03-31 Steve Ellcey <sje@cup.hp.com>
28484 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
28485 (divdf3_internal_lat): Remove.
28486 (divxf3_internal_lat): Remove.
28487 (divxf3_internal_thr): Remove.
28488 (divxf): Use divxf3_internal.
28489 * config/ia64/div.md (divsf3_internal_lat): New.
28490 (divdf3_internal_lat): New.
28491 (divxf3_internal): New.
28493 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28496 * Makefile.in (USE_GCC_STDINT): Define.
28497 (stmp-int-hdrs): Install stdint.h if applicable.
28498 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
28500 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
28501 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
28502 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
28503 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
28504 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
28505 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
28506 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
28507 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
28508 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
28509 (c_common_nodes_and_builtins): Initialize
28510 underlying_wchar_type_node. Do not initialize
28511 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
28512 nodes for new types.
28513 (c_stddef_cpp_builtins): Define macros for new types.
28514 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
28516 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
28517 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
28518 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
28519 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
28520 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
28521 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
28522 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
28523 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
28524 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
28525 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
28526 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
28527 int16_type_node, int32_type_node, int64_type_node,
28528 uint8_type_node, uint16_type_node, c_uint32_type_node,
28529 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
28530 int_least32_type_node, int_least64_type_node,
28531 uint_least8_type_node, uint_least16_type_node,
28532 uint_least32_type_node, uint_least64_type_node,
28533 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
28534 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
28535 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
28536 uintptr_type_node): Define.
28537 * c-cppbuiltin.c (builtin_define_constants,
28538 builtin_define_type_minmax): New.
28539 (builtin_define_stdint_macros): Define more macros.
28540 (c_cpp_builtins): Define more limit macros.
28541 (type_suffix): New.
28542 (builtin_define_type_max): Define in terms of
28543 builtin_define_type_minmax. Remove is_long parameter. All
28545 * config.gcc (use_gcc_stdint): Define.
28546 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
28547 Add newlib-stdint.h for generic targets.
28548 * config/glibc-stdint.h, config/newlib-stdint.h,
28549 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
28550 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
28551 * config/score/score.h (UINTPTR_TYPE): Define.
28552 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
28553 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
28554 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
28555 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
28556 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
28557 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
28558 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
28559 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
28560 * config/spu/spu.h (STDINT_LONG32): Define.
28561 * configure.ac (use_gcc_stdint): Substitute.
28562 * configure: Regenerate.
28563 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
28564 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
28565 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
28566 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
28567 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
28568 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
28569 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
28570 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
28571 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
28572 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
28573 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
28574 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
28575 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
28576 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
28577 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
28578 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
28579 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
28580 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
28581 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
28582 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
28583 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
28584 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
28585 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
28586 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
28587 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
28588 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
28589 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
28590 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
28591 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
28593 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
28595 * loop-iv.c (suitable_set_for_replacement): Renamed from
28596 simplify_using_assignment; changed to return bool and to accept new
28597 args DEST and SRC. Return true iff we find a source/destination pair
28598 that can be used to make a replacement, and fill SRC and DEST if so.
28599 Remove arg ALTERED. Don't deal with altered regs here. All callers
28601 (simplify_using_initial_values): Deal with altered regs here and track
28602 more precisely the effect they have on the validity of our expression.
28604 * loop-iv.c (simplify_using_condition): A condition of the form
28605 (EQ REG CONST) can be used to simply make a substitution.
28606 (simplify_using_initial_values): Keep track of conditions we have seen
28607 and keep using them to simplify new expressions, while applying the
28608 same substitutions to them as to the expression.
28610 * simplify-rtx.c (simplify_relational_operation_1): Simplify
28611 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
28614 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
28615 changed. Use this when trying to improve the upper bound.
28616 Generate the comparison by using simplify_gen_relational.
28618 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
28620 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
28622 (simplify_using_assignment, simplify_using_initial_values): Call
28623 replace_in_expr to make replacements. Call replace_single_def_regs
28624 once on the initial version of the expression.
28626 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28629 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
28631 2009-03-31 Richard Guenther <rguenther@suse.de>
28633 PR middle-end/31029
28634 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
28635 equality comparisons. Fold C - X CMP X if C % 2 == 1.
28637 2009-03-31 Richard Guenther <rguenther@suse.de>
28639 * tree.h (div_if_zero_remainder): Declare.
28640 * fold-const.c (div_if_zero_remainder): Export.
28641 * tree-ssa-forwprop.c
28642 (forward_propagate_addr_into_variable_array_index): Handle
28643 constant array index addition outside of the variable index.
28645 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28648 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
28649 define_splits, floatunssi<mode>2): Require x87 conversions from
28650 DImode to be permitted.
28652 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28654 PR preprocessor/15638
28655 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
28657 2009-03-31 Richard Guenther <rguenther@suse.de>
28659 PR middle-end/23401
28660 PR middle-end/27810
28661 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
28662 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
28663 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
28664 a separate statement.
28665 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
28666 (lookup_tmp_var): Likewise.
28667 (is_gimple_formal_tmp_or_call_rhs): Remove.
28668 (is_gimple_reg_or_call_rhs): Rename to ...
28669 (is_gimple_reg_rhs_or_call): ... this.
28670 (is_gimple_mem_or_call_rhs): Rename to ...
28671 (is_gimple_mem_rhs_or_call): ... this.
28672 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
28673 DECL_GIMPLE_REG_P only if is_formal is true.
28674 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
28675 for non-proper post-modify expression gimplification.
28676 (gimplify_self_mod_expr): For post-modify expressions gimplify
28677 the lvalue to a minimal lvalue.
28678 (rhs_predicate_for): Remove formal temp case.
28679 (gimplify_modify_expr_rhs): Likewise.
28680 (gimplify_addr_expr): Use is_gimple_reg.
28681 (gimplify_expr): Remove formal temp cases.
28682 (gimple_regimplify_operands): Likewise.
28683 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
28684 and FILTER_EXPR like constants.
28685 * gimple.c (walk_gimple_op): Fix val_only initialization, use
28687 (is_gimple_formal_tmp_rhs): Remove.
28688 (is_gimple_reg_rhs): Remove special casing.
28689 (is_gimple_mem_rhs): Fix.
28690 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
28691 (is_gimple_formal_tmp_var): Remove.
28692 (is_gimple_formal_tmp_reg): Likewise.
28693 (is_gimple_min_lval): Allow invariant component ref parts.
28694 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
28695 is_gimple_formal_tmp_reg): Remove declarations.
28696 * tree-cfg.c (verify_expr): Verify that variables with address
28697 taken do not have DECL_GIMPLE_REG_P set.
28698 * tree-mudflap.c (mf_build_check_statement_for): Use
28699 force_gimple_operand instead of gimplify_expr.
28701 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
28703 * modulo-sched.c (sms_schedule_by_order): Pass the actual
28704 schedulable rows to compute_split_row.
28706 2009-03-31 Ben Elliston <bje@au.ibm.com>
28709 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
28712 2009-03-31 Alan Modra <amodra@bigpond.net.au>
28714 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
28715 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
28716 * configure: Regenerate.
28717 * config.in: Regenerate.
28718 * config/rs6000/rs6000.opt (mtls-markers): Add.
28719 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
28720 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
28721 (tls_ld_aix, tls_ld_sysv): Likewise.
28722 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
28723 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
28725 2009-03-31 Alan Modra <amodra@bigpond.net.au>
28727 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
28729 2009-03-30 Jan Hubicka <jh@suse.cz>
28731 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
28733 (tree_remove_unreachable_handlers): Cleanup EH predecestor
28734 detection and label handling.
28736 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28738 * ira-int.h (ira_allocno): Rename left_conflicts_num to
28739 left_conflicts_size.
28740 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
28741 ALLOCNO_LEFT_CONFLICTS_SIZE.
28743 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
28744 remove_allocno_from_bucket_and_push,
28745 allocno_spill_priority_compare, push_allocnos_to_stack,
28746 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
28747 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
28748 (setup_allocno_left_conflicts_num): Ditto. Rename to
28749 setup_allocno_left_conflicts_size.
28750 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
28751 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
28752 setup_allocno_left_conflicts_size instead of
28753 setup_allocno_left_conflicts_num.
28755 * ira-build.c (ira_create_allocno): Use
28756 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
28757 ALLOCNO_LEFT_CONFLICTS_NUM.
28759 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28761 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
28762 instead of DF_LR_OUT.
28764 * ira-lives.c (process_bb_node_lives): Ditto.
28766 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
28767 instead of DF_LR_{OUT,IN}.
28769 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
28771 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
28773 2009-03-30 Jan Hubicka <jh@suse.cz>
28775 * except.c (label_to_region_map): Fix thinko.
28777 2009-03-30 Steve Ellcey <sje@cup.hp.com>
28779 PR middle-end/38237
28780 * tree.h (tree_find_value): New declaration.
28781 * tree.c (tree_find_value): New function.
28782 * varasm.c (assemble_external): Avoid duplicate entries on lists.
28784 2009-03-30 Jakub Jelinek <jakub@redhat.com>
28787 * c-decl.c (struct c_binding): Add locus field.
28788 (bind): Add locus argument, set locus field from it.
28789 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
28790 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
28791 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
28792 implicitly_declare, undeclared_variable, lookup_label,
28793 declare_label, c_make_fname_decl, c_builtin_function,
28794 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
28797 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
28800 * config/i386/i386.c (classify_argument): Check total size of
28803 2009-03-30 Martin Jambor <mjambor@suse.cz>
28805 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
28806 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
28807 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
28810 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
28811 seen_variable_array_ref while also traversing a union.
28813 * tree-inline.c (optimize_inline_calls): Do not call
28814 cgraph_node_remove_callees.
28815 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
28816 (pass_remove_cgraph_callee_edges): New variable.
28817 * passes.c (init_optimization_passes): Add
28818 pass_remove_cgraph_callee_edges after early inlining and before all
28819 late intraprocedural passes.
28821 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
28823 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28825 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
28826 Fix typos in names.
28828 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28830 * combine.c (simplify_comparison): Use have_insn_for.
28831 * dojump.c (do_jump): Likewise.
28833 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28835 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
28836 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
28837 sparc_compare_op0 like sparc_compare_emitted used to be handled.
28838 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
28839 instead of sparc_compare_emitted.
28840 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
28841 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
28842 instead of sparc_compare_emitted.
28844 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28846 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
28847 enter/exit cfglayout mode.
28848 (pass_partition_block): Require it.
28849 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
28850 (combine_instructions): Track basic blocks instead of labels.
28851 (update_cfg_for_uncondjump): New.
28852 (try_combine): Use it. Update jumps after rescanning.
28853 (pass_combine): Require PROP_cfglayout.
28854 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
28856 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28858 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
28859 Provide/destroy PROP_cfglayout respectively.
28860 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
28861 * tree-pass.h (PROP_cfglayout): New.
28863 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28865 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
28866 fold_convert_const_fixed_from_fixed,
28867 fold_convert_const_fixed_from_int,
28868 fold_convert_const_fixed_from_real, fold_negate_const): Do not
28869 set TREE_CONSTANT_OVERFLOW.
28870 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
28871 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
28873 2009-03-30 Ira Rosen <irar@il.ibm.com>
28875 * tree-vect-loop-manip.c: New file.
28876 * tree-vectorizer.c: Update documentation and included files.
28877 (vect_loop_location): Make extern.
28878 (rename_use_op): Move to tree-vect-loop-manip.c
28879 (rename_variables_in_bb, rename_variables_in_loop,
28880 slpeel_update_phis_for_duplicate_loop,
28881 slpeel_update_phi_nodes_for_guard1,
28882 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
28883 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
28884 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
28885 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
28886 find_loop_location): Likewise.
28887 (new_stmt_vec_info): Move to tree-vect-stmts.c.
28888 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
28889 get_vectype_for_scalar_type, vect_is_simple_use,
28890 supportable_widening_operation, supportable_narrowing_operation):
28892 (bb_in_loop_p): Move to tree-vect-loop.c.
28893 (new_loop_vec_info, destroy_loop_vec_info,
28894 reduction_code_for_scalar_code, report_vect_op,
28895 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
28896 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
28897 (vect_supportable_dr_alignment): Likewise.
28898 * tree-vectorizer.h (tree-data-ref.h): Include.
28899 (vect_loop_location): Declare.
28900 Reorganize function declarations according to the new file structure.
28901 * tree-vect-loop.c: New file.
28902 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
28903 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
28904 * tree-vect-data-refs.c: New file.
28905 * tree-vect-patterns.c (timevar.h): Don't include.
28906 * tree-vect-stmts.c: New file.
28907 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
28908 tree-vect-slp.c, tree-vect-loop.c.
28909 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
28910 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
28911 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
28912 (tree-vect-analyze.o): Remove.
28913 (tree-vect-transform.o): Likewise.
28914 (tree-vect-data-refs.o): Add rule.
28915 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
28916 tree-vect-slp.o): Likewise.
28917 (tree-vect-patterns.o): Remove redundant dependencies.
28918 (tree-vectorizer.o): Likewise.
28919 * tree-vect-slp.c: New file.
28921 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28923 * optc-gen.awk: Warn if an option flag has multiple different
28926 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
28928 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
28929 -floop-block): Document dependences on PPL, CLooG and Graphite.
28931 2009-03-30 Joseph Myers <joseph@codesourcery.com>
28933 PR rtl-optimization/323
28934 * c-common.c (c_fully_fold, convert_and_check,
28935 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
28936 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
28937 * c-common.def (EXCESS_PRECISION_EXPR): New.
28938 * c-cppbuiltin.c (builtin_define_float_constants): Define
28939 constants with enough digits for long double.
28940 * c-lex.c (interpret_float): Interpret constant with excess
28941 precision where appropriate.
28942 * c-opts.c (c_common_post_options): Set
28943 flag_excess_precision_cmdline. Give an error for
28944 -fexcess-precision=standard for C++ for processors where the
28945 option is significant.
28946 * c-parser.c (c_parser_conditional_expression): Handle excess
28947 precision in condition.
28948 * c-typeck.c (convert_arguments): Handle arguments with excess
28950 (build_unary_op): Move excess precision outside operation.
28951 (build_conditional_expr): Likewise.
28952 (build_compound_expr): Likewise.
28953 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
28954 (build_modify_expr): Handle excess precision in RHS.
28955 (convert_for_assignment): Handle excess precision in converted
28957 (digest_init, output_init_element, process_init_element): Handle
28958 excess precision in initializer.
28959 (c_finish_return): Handle excess precision in return value.
28960 (build_binary_op): Handle excess precision in operands and add
28961 excess precision as needed for operation.
28962 * common.opt (-fexcess-precision=): New option.
28963 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
28964 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
28965 For standard excess precision, output explicit conversion to and
28966 truncation from XFmode.
28967 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
28968 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
28969 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
28970 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
28971 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
28972 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
28973 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
28974 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
28975 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
28976 define_splits, sqrt<mode>2): Disable where appropriate for
28977 standard excess precision.
28978 * convert.c (convert_to_real): Do not shorten arithmetic to type
28979 for which excess precision would be used.
28980 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
28981 * doc/invoke.texi (-fexcess-precision=): Document option.
28982 (-mfpmath=): Correct index entry.
28983 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
28984 flag_excess_precision): New.
28985 * langhooks.c (lhd_post_options): Set
28986 flag_excess_precision_cmdline.
28987 * opts.c (common_handle_option): Handle -fexcess-precision=.
28988 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
28989 init_excess_precision): New.
28990 (lang_dependent_init_target): Call init_excess_precision.
28991 * tree.c (excess_precision_type): New.
28992 * tree.h (excess_precision_type): Declare.
28994 2009-03-30 Joseph Myers <joseph@codesourcery.com>
28997 * c-typeck.c (build_component_ref): Do not copy qualifiers from
28998 non-lvalue to component.
29000 2009-03-29 Joseph Myers <joseph@codesourcery.com>
29002 PR preprocessor/34695
29003 * Makefile.in (c-opts.o): Depend on c-tree.h.
29004 * c-common.c: Move down include of diagnostic.h.
29005 (done_lexing, c_cpp_error): New.
29006 * c-common.h (done_lexing): Declare.
29007 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
29009 * c-opts.c: Include c-tree.h.
29010 (c_common_init_options): Set preprocessor error callback.
29011 (c_common_handle_option): Do not set preprocessor
29012 inhibit_warnings, warnings_are_errors, warn_system_headers,
29013 pedantic_errors or inhibit_warnings flags.
29014 (c_common_post_options): Do not check cpp_errors (parse_in).
29015 (c_common_finish): Do not output dependencies if there were
29016 errors. Do not check return value of cpp_finish.
29017 * c-ppoutput.c (pp_file_change): Set input_location.
29018 * c-tree.h (c_cpp_error): Declare.
29019 * diagnostic.c (diagnostic_set_info_translated): Also initialize
29021 (diagnostic_build_prefix): Check override_column.
29022 * diagnostic.h (diagnostic_info): Add override_column field.
29023 (diagnostic_override_column): Define.
29025 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
29027 * c-common.c (c_expand_expr, c_staticp): Remove.
29028 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
29029 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
29030 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
29031 * c-gimplify.c (gimplify_compound_literal_expr,
29032 optimize_compound_literals_in_ctor): Remove.
29033 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
29034 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
29035 * c-semantics.c (emit_local_var): Remove.
29037 * langhooks-def.h (lhd_expand_expr): Remove.
29038 * langhooks.c (lhd_expand_expr): Remove.
29039 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
29041 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
29042 handling from c-semantics.c; don't call into langhook.
29043 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
29044 * gimplify.c (gimplify_compound_literal_expr,
29045 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
29046 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
29047 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
29048 as was done in c-gimplify.c.
29049 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
29050 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
29051 Move from c-common.h.
29052 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
29054 * tree.c (staticp): Do not call langhook.
29055 * langhooks.c (lhd_staticp): Delete.
29056 * langhooks-def.h (lhd_staticp): Delete prototype.
29057 (LANG_HOOKS_STATICP): Delete.
29058 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
29060 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
29061 instead of DECL_STMTs.
29063 2009-03-29 Joseph Myers <joseph@codesourcery.com>
29071 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
29073 (fold_call_expr): Return a NOP_EXPR from folding rather than the
29074 contained expression.
29075 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
29076 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
29077 conditional expressions for C.
29078 (decl_constant_value_for_optimization): Move from
29079 decl_constant_value_for_broken_optimization in c-typeck.c. Check
29080 whether optimizing and that the expression is a VAR_DECL not of
29081 array type instead of doing such checks in the caller. Do not
29082 check pedantic. Call gcc_unreachable for C++.
29083 * c-common.def (C_MAYBE_CONST_EXPR): New.
29084 * c-common.h (c_fully_fold, c_save_expr,
29085 decl_constant_value_for_optimization): New prototypes.
29086 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
29087 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
29088 EXPR_INT_CONST_OPERANDS): Define.
29089 * c-convert.c (convert): Strip nops from expression.
29090 * c-decl.c (groktypename): Take extra parameters expr and
29091 expr_const_operands. Update call to grokdeclarator.
29092 (start_decl): Update call to grokdeclarator. Add statement for
29093 expressions used in type of decl.
29094 (grokparm): Update call to grokdeclarator.
29095 (push_parm_decl): Update call to grokdeclarator.
29096 (build_compound_literal): Add parameter non_const and build a
29097 C_MAYBE_COSNT_EXPR if applicable.
29098 (grokdeclarator): Take extra parameters expr and
29099 expr_const_operands. Track expressions used in declaration
29100 specifiers and declarators. Fold array sizes and track whether
29101 they are constant expressions and whether they are integer
29102 constant expressions.
29103 (parser_xref_tag): Set expr and expr_const_operands fields in
29105 (grokfield): Update call to grokdeclarator.
29106 (start_function): Update call to grokdeclarator.
29107 (build_null_declspecs): Set expr and expr_const_operands fields in
29109 (declspecs_add_type): Handle expressions in typeof specifiers.
29110 * c-parser.c (c_parser_declspecs): Set expr and
29111 expr_const_operands fields for declaration specifiers.
29112 (c_parser_enum_specifier): Likewise.
29113 (c_parser_struct_or_union_specifier): Likewise.
29114 (c_parser_typeof_specifier): Likewise. Update call to
29115 groktypename. Fold expression as needed. Return expressions with
29116 type instead of adding statements.
29117 (c_parser_attributes): Update calls to c_parser_expr_list.
29118 (c_parser_statement_after_labels): Fold expression before passing
29119 to objc_build_throw_stmt.
29120 (c_parser_condition): Fold expression.
29121 (c_parser_asm_operands): Fold expression.
29122 (c_parser_conditional_expression): Use c_save_expr. Update call
29123 to build_conditional_expr.
29124 (c_parser_alignof_expression): Update call to groktypename.
29125 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
29126 original_code. Fold expression argument of va_arg. Create
29127 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
29128 argument to va_arg. Update calls to groktypename. Fold array
29129 index for offsetof. Verify that first argument to
29130 __builtin_choose_expr has integer type.
29131 (c_parser_postfix_expression_after_paren_type): Update calls to
29132 groktypename and build_compound_literal. Handle expressions with
29133 side effects in type name.
29134 (c_parser_postfix_expression_after_primary): Update call to
29135 c_parser_expr_list. Set original_code for calls to
29136 __builtin_constant_p.
29137 (c_parser_expr_list): Take extra parameter fold_p. Fold
29138 expressions if requested.
29139 (c_parser_objc_type_name): Update call to groktypename.
29140 (c_parser_objc_synchronized_statement): Fold expression.
29141 (c_parser_objc_receiver): Fold expression.
29142 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
29143 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
29144 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
29145 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
29146 (struct c_typespec): Add elements expr and expr_const_operands.
29147 (struct c_declspecs): Add elements expr and expr_const_operands.
29148 (groktypename, build_conditional_expr, build_compound_literal):
29150 (in_late_binary_op): Declare.
29151 * c-typeck.c (note_integer_operands): New function.
29152 (in_late_binary_op): New variable.
29153 (decl_constant_value_for_broken_optimization): Move to c-common.c
29154 and rename to decl_constant_value_for_optimization.
29155 (default_function_array_conversion): Do not strip nops.
29156 (default_conversion): Do not call
29157 decl_constant_value_for_broken_optimization.
29158 (build_array_ref): Do not fold result.
29159 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
29160 result when operand is a VLA.
29161 (c_expr_sizeof_type): Update call to groktypename. Handle
29162 expressions included in type name. Use C_MAYBE_CONST_EXPR for
29163 result when operand names a VLA type.
29164 (build_function_call): Update call to build_compound_literal.
29165 Only fold result for calls to __builtin_* functions. Strip
29166 NOP_EXPR from INTEGER_CST returned from such functions. Fold
29167 the function designator.
29168 (convert_arguments): Fold arguments. Update call to
29169 convert_for_assignment.
29170 (build_unary_op): Handle increment and decrement of
29171 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
29172 decrement earlier. Fold operand of increment and decrement.
29173 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
29174 built for integer operand. Wrap returns that are INTEGER_CSTs
29175 without being integer constant expressions or that have integer
29176 constant operands without being INTEGER_CSTs.
29177 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
29178 (build_conditional_expr): Add operand ifexp_bcp. Track whether
29179 result is an integer constant expression or can be used in
29180 unevaluated parts of one and avoid folding and wrap as
29181 appropriate. Fold operands before possibly doing -Wsign-compare
29183 (build_compound_expr): Wrap result for C99 if operands can be used
29184 in integer constant expressions.
29185 (build_c_cast): Update call to digest_init. Do not ignore
29186 overflow from casting floating-point constants to integers. Wrap
29187 results that could be confused with integer constant expressions,
29188 null pointer constants or floating-point constants.
29189 (c_cast_expr): Update call to groktypename. Handle expressions
29190 included in type name.
29191 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
29192 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
29193 Update calls to convert_for_assignment.
29194 (convert_for_assignment): Take new parameter
29195 null_pointer_constant. Do not strip nops or call
29196 decl_constant_value_for_broken_optimization. Set
29197 in_late_binary_op for conversions to boolean.
29198 (store_init_value): Update call to digest_init.
29199 (digest_init): Take new parameter null_pointer_constant. Do not
29200 call decl_constant_value_for_broken_optimization. pedwarn for
29201 initializers not constant expressions. Update calls to
29202 convert_for_assignment.
29203 (constructor_nonconst): New.
29204 (struct constructor_stack): Add nonconst element.
29205 (really_start_incremental_init, push_init_level, pop_init_level):
29206 Handle constructor_nonconst and nonconst element.
29207 (set_init_index): Call constant_expression_warning for array
29209 (output_init_element): Fold value. Set constructor_nonconst as
29210 applicable. pedwarn for initializers not constant expressions.
29211 Update call to digest_init. Call constant_expression_warning
29212 where constant initializers are required.
29213 (process_init_element): Use c_save_expr.
29214 (c_finish_goto_ptr): Fold expression.
29215 (c_finish_return): Fold return value. Update call to
29216 convert_for_assignment.
29217 (c_start_case): Fold switch expression.
29218 (c_process_expr_stmt): Fold expression.
29219 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
29220 ensure statement expression is not evaluated in constant expression.
29221 (build_binary_op): Track whether results are integer constant
29222 expressions or may occur in such, disable folding and wrap results
29223 as applicable. Fold operands for -Wsign-compare warnings unless
29225 (c_objc_common_truthvalue_conversion): Handle results folded to
29226 integer constants that are not integer constant expressions.
29227 * doc/extend.texi: Document when typeof operands are evaluated,
29228 that condition of __builtin_choose_expr is an integer constant
29229 expression, and more about use of __builtin_constant_p in
29232 2009-03-29 Richard Guenther <rguenther@suse.de>
29234 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
29235 propagate addresses of array references.
29237 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
29239 * regmove.c (perhaps_ends_bb_p): Remove.
29240 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
29241 from INSN and check that the main loop stays within that basic block.
29242 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
29243 (regmove_forward_pass): Split out from regmove_optimize. Use
29244 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
29245 (regmove_backward_pass): Split out from regmove_optimize. Use
29246 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
29247 (regmove_optimize): Simplify.
29249 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
29252 * config/i386/i386.c (classify_argument): Ignore flexible array
29253 member in struct and warn ABI change.
29255 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
29257 * config/i386/i386-protos.h (ix86_agi_dependent): New.
29259 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
29260 (ix86_adjust_cost): Updated.
29262 2009-03-29 Jan Hubicka <jh@suse.cz>
29264 PR middle-end/28850
29265 * tree-pass.h (pass_cleanup_eh): New function.
29266 (remove_unreachable_regions): Break code handling RTL
29267 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
29268 that can not be reached by runtime.
29269 (can_be_reached_by_runtime): New function.
29270 (label_to_region_map): New function.
29271 (num_eh_regions): New function.
29272 (rtl_remove_unreachable_regions): New function.
29273 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
29274 (remove_eh_region): New function.
29275 * except.h: Include sbitmap and vecprim.
29276 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
29277 num_eh_regions): Declare.
29278 * passes.c (init_optimization_passes): Schedule cleanup_eh.
29279 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
29280 * tree-eh.c (tree_remove_unreachable_handlers): New function.
29281 (tree_empty_eh_handler_p): New function.
29282 (cleanup_empty_eh): New function.
29283 (cleanup_eh): New function.
29284 (pass_cleanup_eh): New function.
29286 2009-03-29 Jan Hubicka <jh@suse.cz>
29288 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
29289 for removed regions.
29291 2009-03-29 Jan Hubicka <jh@suse.cz>
29293 * except.c (dump_eh_tree): Dump all datastructures.
29295 2009-03-29 Jan Hubicka <jh@suse.cz>
29297 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
29298 (duplicate_eh_regions_1): Likewise.
29299 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
29300 vector; call EH verification.
29301 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
29302 Be ready for region being removed.
29304 2009-03-29 Jan Hubicka <jh@suse.cz>
29306 * bitmap.c (bitmap_last_set_bit): New function.
29307 * bitmap.h (bitmap_last_set_bit): Declare.
29309 2009-03-29 David Ayers <ayers@fsfe.org>
29312 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
29313 by calling objc_compare_types and surpress warnings about
29314 incompatible C pointers that are compatible ObjC pointers.
29316 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
29318 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
29319 call initialize_inline_failed.
29320 (initialize_inline_failed): Move it from here ...
29321 * cgraph.c (initialize_inline_failed): ... to here.
29322 (cgraph_create_edge): Call initialize_inline_failed rather than
29323 setting inline_failed directly.
29325 2009-03-29 Ben Elliston <bje@au.ibm.com>
29328 * sysv4.opt (msdata): Improve comment.
29329 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
29330 * sysv4.h (SVR4_ASM_SPEC): Likewise.
29332 2009-03-29 Ben Elliston <bje@au.ibm.com>
29335 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
29336 load and store attributes.
29338 2009-03-29 Ben Elliston <bje@au.ibm.com>
29340 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
29341 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
29342 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
29343 * doc/extend.texi (X86 Built-in Functions): Add index entries for
29344 __builtin_infq and __builtin_huge_valq.
29346 2009-03-28 Anatoly Sokolov <aesok@post.ru>
29348 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
29350 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
29351 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
29353 2009-03-28 Xinliang David Li <davidxl@google.com>
29355 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
29356 (do_dbg_cnt): New function.
29358 2009-03-28 Jan Hubicka <jh@suse.cz>
29360 Merge from pretty-ipa:
29362 2009-03-27 Jan Hubicka <jh@suse.cz>
29364 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
29365 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
29366 * passes.c (function_called_by_processed_nodes_p): New.
29367 * ipa-pure-const.c (check_call): Fix handling of operands.
29368 (analyze_function): Dump debug output for skipped bodies.
29369 (local_pure_const): Use function_called_by_processed_nodes_p.
29370 * dwarf2out.c (reference_to_unused): Use output.
29371 * passes.c (do_per_function_toporder): Likewise.
29373 2008-11-12 Jan Hubicka <jh@suse.cz>
29375 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
29376 * ipa-pure-const.c (funct_state_d): Add can throw field; make
29377 state_set_in_source enum
29378 (check_decl): Ignore memory tags; do not set fake looping flags;
29380 (check_operand, check_tree, check_rhs_var, check_lhs_var,
29381 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
29382 (check_call, analyze_function): Rewrite.
29384 (add_new_function): Update call of analyze_function.
29385 (generate_summary): Add call of analyze_function.
29386 (propagate): Propagate can_throw; handle state_set_in_source correctly.
29387 (local_pure_const): New function.
29388 (pass_local_pure_const): New pass.
29389 * ipa-inline.c (inline_transform): Set after_inlining.
29390 * tree-eh.c (stmt_can_throw_external): New.
29391 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
29392 work with aliasing built.
29393 * tree-flow.h (stmt_can_throw_external): New.
29394 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
29395 and local pure/const pass in early and late optimization queue.
29397 2009-03-28 Martin Jambor <mjambor@suse.cz>
29399 * fold-const.c (get_pointer_modulus_and_residue): New parameter
29401 (fold_binary): Allow function decl aligment consideration is the
29402 second argument is integer constant one.
29403 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
29404 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
29405 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
29407 2009-03-28 Jan Hubicka <jh@suse.cz>
29409 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
29410 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
29411 * function.h (rtl_data): Add nothrow flag.
29412 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
29413 set DECL_NOTHROW for AVAILABLE functions.
29415 2009-03-28 Jakub Jelinek <jakub@redhat.com>
29417 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
29418 following vector keyword has expansion starting with pixel or bool
29419 keyword, expand vector to __vector and pixel or bool to __pixel or
29423 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
29424 warn_if_disallowed_function_p): Removed.
29425 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
29426 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
29427 warning_if_disallowed_function_p.
29428 * flags.h (warn_if_disallowed_function_p,
29429 warn_disallowed_functions): Removed.
29430 * common.opt (Wdisallowed-function-list=): Removed.
29431 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
29433 2009-03-28 Richard Guenther <rguenther@suse.de>
29435 PR tree-optimization/38723
29436 * tree-ssa-pre.c (compute_avail): Add all default definitions to
29439 2009-03-28 Jan Hubicka <jh@suse.cz>
29441 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
29442 test introduced by my previous patch.
29444 2009-03-28 Richard Guenther <rguenther@suse.de>
29446 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
29447 the PHIs value undefined.
29449 2009-03-28 Jan Hubicka <jh@suse.cz>
29451 * tree-pass.h (pass_fixup_cfg): New pass.
29452 * ipa-inline.c (inline_transform): Set
29453 always_inline_functions_inlined/after_inlining.
29454 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
29455 (pass_fixup_cfg): New pass.
29456 * passes.c (init_optimization_passes): Add fixup_cfg.
29458 2009-03-28 Richard Guenther <rguenther@suse.de>
29460 PR tree-optimization/38458
29461 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
29462 argument use the arguments copy-of value.
29464 2009-03-28 Richard Guenther <rguenther@suse.de>
29466 PR tree-optimization/38180
29467 * tree-ssa-ccp.c (get_default_value): Simplify.
29468 (likely_value): Likewise.
29469 (surely_varying_stmt_p): Properly handle VOP case.
29470 (ccp_initialize): Likewise.
29471 (ccp_fold): Handle propagating through *&.
29472 (fold_const_aggregate_ref): Also handle decls.
29474 2009-03-28 Jan Hubicka <jh@suse.cz>
29476 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
29477 * cgraph.h (cgraph_node): Likewise.
29478 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
29479 (cgraph_reset_node): Use process flag.
29480 (cgraph_mark_functions_to_output): Likewise.
29481 (cgraph_expand_function): Likewise.
29482 (cgraph_expand_all_functions): Likewise.
29483 (cgraph_output_in_order): Likewise.
29484 * dwarf2out.c (reference_to_unused): Likewise.
29485 * passes.c do_per_function_toporder): Likewise.
29487 2009-03-28 Jan Hubicka <jh@suse.cz>
29489 Bring from lto-branch:
29491 2008-09-03 Doug Kwan <dougkwan@google.com>
29493 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
29494 enums instead of reason strings.
29495 * cgraph.c (cgraph_create_edge): Same.
29496 (cgraph_inline_failed_string): New function.
29497 * cgraph.h (cgraph_inline_failed_t): New enum type.
29498 (cgraph_inline_failed_string): New prototype.
29499 (struct cgraph_edge): Change type of INLINED_FAILED from constant
29500 char pointer to cgraph_inline_failed_t.
29501 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
29502 (cgraph_default_inline_p): Ditto.
29503 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
29504 to cgraph_inline_failed_t pointer.
29505 * cif-code.def: New file.
29506 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
29508 (cgraph_check_inline_limits): Change type of REASON to pointer to
29509 cgraph_inline_failed_t. Replace reason strings with enums.
29510 (cgraph_default_inline_p): Ditto.
29511 (cgraph_recursive_inlining_p): Ditto.
29512 (update_caller_keys): Change type of FAILED_REASON to
29513 cgraph_inline_failed_t.
29514 (cgraph_set_inline_failed): Change type of REASON to pointer to
29515 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
29516 convert enums to strings for text output.
29517 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
29518 to be of type cgraph_inline_failed_t. Replace reason strings with
29519 enums. Call cgraph_inline_failed_string to covert enums
29520 to strings for text output.
29521 (cgraph_decide_inlining): Replace reason strings with enums.
29522 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
29523 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
29525 * tree-inline.c (expand_call_inline): Change type of REASON
29526 to cgraph_inline_failed_t. Replace reason strings with enums.
29527 Call cgraph_inline_failed_string for text output.
29528 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
29531 2009-03-28 Jan Hubicka <jh@suse.cz>
29533 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
29534 cgraph_clone_node): Remove master clone handling.
29535 (cgraph_is_master_clone, cgraph_master_clone): Remove.
29536 * cgraph.h (master_clone): Remove.
29537 (cgraph_is_master_clone, cgraph_master_clone): Remove.
29538 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
29539 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
29541 2009-03-28 Jan Hubicka <jh@suse.cz>
29543 * cgraph.c (cgraph_function_body_availability): Functions declared
29544 inline are always safe to assume that it is not going to be replaced.
29546 2009-03-28 Richard Guenther <rguenther@suse.de>
29548 PR tree-optimization/38513
29549 * tree-ssa-pre.c (eliminate): Remove redundant stores.
29550 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
29551 EXC_PTR_EXPR and FILTER_EXPR.
29552 (get_ref_from_reference_ops): Likewise.
29554 2009-03-28 Richard Guenther <rguenther@suse.de>
29556 PR tree-optimization/38968
29557 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
29558 Use FLOOR_MOD_EXPR to compute misalignment.
29560 2009-03-28 Richard Guenther <rguenther@suse.de>
29562 PR tree-optimization/37795
29563 * tree.h (combine_comparisons): Declare.
29564 * fold-const.c (combine_comparisons): Export.
29565 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
29567 (ifcombine_iforif): Use combine_comparisons.
29569 2009-03-28 Jan Hubicka <jh@suse.cz>
29571 * tree-eh.c (inlinable_call_p): New function.
29572 (make_eh_edges): Use it.
29573 (verify_eh_edges): Use it.
29574 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
29575 * except.c (reachable_next_level): Add inlinable_function argument
29576 (sjlj_find_directly_reachable_regions): Update.
29577 (add_reachable_handler): Do not set saw_any_handlers.
29578 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
29579 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
29580 Add new inlinable call parameter.
29581 (can_throw_internal, can_throw_external): Update.
29582 * except.h (can_throw_internal_1, can_throw_external_1,
29583 foreach_reachable_handler): Update declaration.
29585 2009-03-28 Joseph Myers <joseph@codesourcery.com>
29587 * config/arm/t-arm-coff, config/h8300/coff.h,
29588 config/i386/i386-aout.h, config/i386/i386-coff.h,
29589 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
29590 config/pdp11/2bsd.h, config/rs6000/aix41.h,
29591 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
29592 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
29593 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
29594 sys-types.h: Remove.
29595 * Makefile.in: Remove protoize and fixproto support and references
29597 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
29598 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
29600 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
29601 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
29602 unprotoize$(exeext).
29603 (rest.encap): Don't depend on $(STMP_FIXPROTO)
29604 (.PHONY): Don't depend on proto.
29605 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
29606 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
29607 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
29608 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
29609 build/gen-protos.o, build/scan.o, xsys-protos.h,
29610 build/fix-header$(build_exeext), build/fix-header.o,
29611 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
29612 stmp-install-fixproto): Remove.
29613 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
29614 SYSCALLS.c or fixproto files.
29615 (install-common): Don't install protoize.
29616 (install-headers-tar, install-headers-cpio, install-headers-cp):
29617 Don't depend on $(STMP_FIXPROTO).
29618 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
29619 install fixproto files or write out fixproto settings.
29620 (uninstall): Don't uninstall protoize.
29621 * config.gcc (use_fixproto): Remove.
29622 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
29623 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
29624 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
29625 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
29626 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
29627 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
29628 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
29629 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
29630 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
29631 * config/t-vxworks (STMP_FIXPROTO): Remove.
29632 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
29633 STMP_FIXPROTO): Remove.
29634 * config.in, configure: Regenerate.
29635 * crtstuff.c (gid_t, uid_t): Don't undefine.
29636 * doc/install.texi: Change m68k-coff to m68k-elf in example.
29637 (arm-*-coff, arm-*-aout: Remove target entries.
29638 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
29639 Remove mention of AIX 4.1.
29640 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
29641 * doc/invoke.texi (Running Protoize): Remove.
29642 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
29643 (Protoize Caveats): Remove.
29644 * tsystem.h: Update comments on headers assumed to exist.
29646 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
29648 * genautomata.c: Add a new year to the copyright. Add a new
29650 (struct insn_reserv_decl): Add comments for member bypass_list.
29651 (find_bypass): Remove.
29652 (insert_bypass): New.
29653 (process_decls): Use insert_bypass.
29654 (output_internal_insn_latency_func): Output all bypasses with the
29655 same input insn in one switch case.
29657 * rtl.def (define_bypass): Describe bypass choice.
29658 * doc/md.texi (define_bypass): Ditto.
29660 2009-03-27 Richard Guenther <rguenther@suse.de>
29662 * gimplify.c (mark_addressable): Export.
29663 * tree-flow.h (mark_addressable): Declare.
29664 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
29665 * tree-ssa.c (verify_phi_args): Verify that address taken
29666 variables have TREE_ADDRESSABLE set.
29668 2009-03-27 Richard Guenther <rguenther@suse.de>
29670 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
29671 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
29672 Do not mark decls TREE_ADDRESSABLE.
29673 (build_fold_addr_expr): Adjust.
29674 (fold_addr_expr): Remove.
29675 (fold_unary): Use build_fold_addr_expr.
29676 (fold_comparison): Likewise.
29677 (split_address_to_core_and_offset): Likewise.
29678 * coverage.c (tree_coverage_counter_addr): Mark the array decl
29680 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
29681 (gimplify_modify_expr_to_memcpy): Mark source and destination
29683 * omp-low.c (create_omp_child_function): Mark the object decl
29685 (lower_rec_input_clauses): Mark the var we take the address of
29687 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
29689 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29691 PR middle-end/39315
29692 * cfgexpand.c (expand_one_stack_var_at): Change alignment
29693 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
29695 2009-03-27 Richard Guenther <rguenther@suse.de>
29697 PR tree-optimization/39120
29698 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
29700 (handle_lhs_call): Process return constraints. Add escape
29701 constraints if necessary.
29702 (handle_const_call): Fill out return constraints. Make nested
29703 case more precise. Avoid consttmp if possible.
29704 (handle_pure_call): Fill out return constraints. Avoid
29705 callused if possible.
29706 (find_func_aliases): Simplify call handling.
29708 2009-03-27 Richard Guenther <rguenther@suse.de>
29710 PR tree-optimization/39120
29711 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
29712 as a representative.
29713 (solve_graph): Do propagate CALLUSED.
29714 (handle_pure_call): Use a scalar constraint from CALLUSED for
29716 (find_what_p_points_to): CALLUSED shall not appear in poins-to
29719 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29722 * c-common.c (handle_aligned_attribute): Properly check alignment
29723 overflow. Use (1U << i) instead of (1 << i).
29725 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
29727 * expr.h (get_mem_align_offset): Updated.
29729 * tree.h (tree_decl_common): Change align to "unsigned int" and
29730 move it before pointer_alias_set.
29732 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29733 Jakub Jelinek <jakub@redhat.com>
29736 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
29737 gr_register_operand with gr_reg_or_0_operand.
29738 (cmpxchg_rel_di): Likewise.
29739 (sync_lock_test_and_set<mode>): Likewise.
29741 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29743 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
29744 (true_regnum): Likewise.
29746 * rtlanal.c (subreg_info): Moved to ...
29747 * rtl.h (subreg_info): Here. New.
29748 (subreg_get_info): New.
29750 * rtlanal.c (subreg_get_info): Make it extern.
29752 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29755 * config/i386/i386.c (ix86_abi): New.
29756 (override_options): Handle -mabi=.
29757 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
29758 (ix86_call_abi_override): Likewise.
29759 (init_cumulative_args): Likewise.
29760 (function_arg_advance): Likewise.
29761 (function_arg_64): Likewise.
29762 (function_arg): Likewise.
29763 (ix86_pass_by_reference): Likewise.
29764 (ix86_function_value_regno_p): Likewise.
29765 (ix86_build_builtin_va_list_abi): Likewise.
29766 (setup_incoming_varargs_64): Likewise.
29767 (is_va_list_char_pointer): Likewise.
29768 (ix86_init_machine_status): Likewise.
29769 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
29770 (ix86_function_type_abi): Return enum calling_abi. Rewrite
29771 for 64bit. Replace DEFAULT_ABI with ix86_abi.
29772 (ix86_function_abi): Make it static and return enum calling_abi.
29773 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
29775 (ix86_fn_abi_va_list): Updated.
29777 * config/i386/i386.h (ix86_abi): New.
29778 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
29779 (CONDITIONAL_REGISTER_USAGE): Likewise.
29780 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
29781 (machine_function): Likewise.
29783 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
29785 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
29786 (STACK_BOUNDARY): Likewise.
29787 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
29789 * config/i386/i386.opt (mabi=): New.
29791 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
29792 return enum calling_abi.
29793 (ix86_function_type_abi): Likewise.
29794 (ix86_function_abi): Removed.
29796 * doc/invoke.texi: Document -mabi= option for x86.
29798 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29800 * builtins.c (real_dconstp): Delete.
29801 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
29803 2009-03-27 Dodji Seketeli <dodji@redhat.com>
29804 Jakub Jelinek <jakub@redhat.com>
29807 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
29808 (gen_subprogram_die): When a function is explicit, generate the
29809 DW_AT_explicit attribute.
29810 * langhooks.h (struct lang_hooks_for_decls): Add
29811 function_decl_explicit_p langhook.
29812 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
29813 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
29815 2009-03-27 Jakub Jelinek <jakub@redhat.com>
29817 * builtins.c (fold_builtin_memory_op): Optimize memmove
29818 into memcpy if we can prove source and destination don't overlap.
29820 * tree-inline.c: Include gt-tree-inline.h.
29821 (clone_fn_id_num): New variable.
29822 (clone_function_name): New function.
29823 (tree_function_versioning): Use it.
29824 * Makefile.in (GTFILES): Add tree-inline.c.
29826 2009-03-27 Mark Mitchell <mark@codesourcery.com>
29828 * BASE-VER: Change to 4.5.0.
29830 2009-03-27 Xinliang David Li <davidxl@google.com>
29832 PR tree-optimization/39557
29833 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
29835 2009-03-27 Xinliang David Li <davidxl@google.com>
29837 PR tree-optimization/39548
29838 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
29841 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29843 * c-common.c (pointer_int_sum): Use %wd on return from
29846 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29848 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
29849 on return from tree_low_cst.
29851 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
29854 * ginclude/stdarg.h (va_copy): Define also for
29855 __GXX_EXPERIMENTAL_CXX0X__.
29857 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29860 * builtins.h (c_strlen): Do not warn here.
29861 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
29862 * c-common.c (pointer_int_sum): Take an explicit location.
29863 Warn about offsets out of bounds.
29864 * c-common.h (pointer_int_sum): Adjust declaration.
29866 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29868 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
29871 2009-03-26 Jakub Jelinek <jakub@redhat.com>
29874 * opts.c (warn_if_disallowed_function_p): Don't assume
29875 get_callee_fndecl must return non-NULL.
29877 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
29879 PR rtl-optimization/39522
29880 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
29881 when reg_reloaded_valid is set.
29883 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29885 * config/spu/divv2df3.c: New file.
29886 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
29887 (DPBIT_FUNCS): Filter out _div_df.
29889 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
29891 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
29892 a jump insn, count that jump in the distance to the loop start.
29894 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
29897 * config/sh/sh.c (calc_live_regs): Fix condition for global
29898 registers except PIC_OFFSET_TABLE_REGNUM.
29900 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
29903 * doc/invoke.texi (-mconsole): New.
29905 (-mno-cygwin): New.
29907 (-mnop-fun-dllimport): New.
29911 (sub section "i386 and x86-64 Windows Options"): New.
29913 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
29915 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
29916 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
29918 2009-03-25 Richard Guenther <rguenther@suse.de>
29920 PR middle-end/39497
29921 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
29924 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
29926 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
29927 neither of haifa/selective schedulers are working.
29929 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29931 * doc/invoke.texi (Debugging Options): Fix description of
29932 -fno-merge-debug-strings.
29934 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
29936 * config/cris/libgcc.ver: New version-script.
29937 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
29939 * configure.ac <GAS features, nop mnemonic>: Add pattern
29940 crisv32-*-* for "nop".
29941 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
29942 * configure: Regenerate.
29944 2009-03-24 Ira Rosen <irar@il.ibm.com>
29946 PR tree-optimization/39529
29947 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
29948 mark_sym_for_renaming for the tag copied to the new vector
29951 2009-03-24 Arthur Loiret <aloiret@debian.org>
29953 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
29954 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
29955 EXTRA_SPEC_FUNCTIONS.
29956 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
29957 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
29958 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
29959 -march and -mtune options.
29961 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
29963 * config/m68k/t-rtems: Add m5329 multilib.
29965 2009-03-24 Dodji Seketeli <dodji@redhat.com>
29966 Jakub Jelinek <jakub@redhat.com>
29969 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
29972 2009-03-23 Jakub Jelinek <jakub@redhat.com>
29975 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
29976 instead of c_parser_expression_conv, if original_code isn't one of the
29977 4 allowed comparison codes, fail.
29979 2009-03-23 Richard Guenther <rguenther@suse.de>
29981 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
29982 * tree.h (struct tree_type): Likewise.
29983 * reload.h (struct insn_chain): Likewise.
29984 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
29985 * function.h (struct function): Likewise.
29986 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
29988 2009-03-23 Jakub Jelinek <jakub@redhat.com>
29990 PR tree-optimization/39516
29991 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
29993 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
29995 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
29996 should be set true if BITS_PER_WORD of target is bigger than 32
29998 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
30000 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
30001 Translate -B-options to -rpath-link. Correct existing
30002 rpath-link and conditionalize on !nostdlib.
30004 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30006 * doc/extend.texi (Function Attributes, Variable Attributes):
30008 * doc/invoke.texi (Debugging Options, Optimize Options)
30009 (i386 and x86-64 Options, MCore Options): Likewise.
30011 2009-03-20 Jakub Jelinek <jakub@redhat.com>
30014 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
30015 it for block local namespace aliases.
30016 (gen_decl_die): Pass context_die to gen_namespace_die.
30018 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30021 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
30022 minimum or maximum value.
30024 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
30026 * reginfo.c (globalize_reg): Recompute derived reg sets.
30028 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
30031 * libgcc2.c (mprotect): Do not use signed arguments for
30032 VirtualProtect, use DWORD arguments. Also fix the 'may
30033 be used uninitialized' warning for the np variable.
30035 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30038 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
30039 functions using regparm calling conventions when not optimizing.
30040 (ix86_function_sseregparm): Similarly for sseregparm calling
30043 2009-03-19 Li Feng <nemokingdom@gmail.com>
30045 PR middle-end/39500
30046 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
30047 dependence if the first conflict is after niter iterations.
30049 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
30051 PR middle-end/38609
30052 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
30053 functions with dynamic stack-pointer adjustments.
30055 2009-03-19 Ben Elliston <bje@au.ibm.com>
30057 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
30058 option; change to -msdata=data.
30060 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30062 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
30065 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
30068 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
30070 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
30072 * doc/invoke.texi (Code Gen Options): Expand discussion of
30075 2009-03-18 Jakub Jelinek <jakub@redhat.com>
30077 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
30078 * matrix-reorg.c (struct matrix_info): Likewise.
30079 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
30080 * rtl.h (struct mem_attrs): Likewise.
30081 * df.h (struct df): Likewise.
30082 * tree-data-ref.h (struct data_dependence_relation): Likewise.
30083 * ira-int.h (struct ira_allocno): Likewise.
30084 * df-scan.c (struct df_collection_rec): Likewise.
30085 * ira.c (struct equivalence): Likewise.
30086 * function.c (struct temp_slot): Likewise.
30087 * cfgloop.h (struct loop): Likewise.
30090 * function.c (use_register_for_decl): When not optimizing, disregard
30091 register keyword for variables with types containing methods.
30093 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
30095 PR middle-end/39447
30096 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
30097 (is_simple_operand): Call contains_component_ref_p before calling data
30098 reference analysis that would fail on COMPONENT_REFs.
30100 * tree-vrp.c (search_for_addr_array): Fix formatting.
30102 2009-03-18 Richard Guenther <rguenther@suse.de>
30104 * tree-vect-transform.c (vect_loop_versioning): Fold the
30105 generated comparisons.
30106 * tree-vectorizer.c (set_prologue_iterations): Likewise.
30107 (slpeel_tree_peel_loop_to_edge): Likewise.
30109 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30111 PR middle-end/37805
30112 * opts.c (print_specific_help): In addition to `undocumented',
30113 accept `separate' and `joined' flags if passed alone. Describe
30114 output by the first matched one of those.
30115 (common_handle_option): Skip over empty strings.
30116 * gcc.c (display_help): Fix help string for `--help='.
30117 * doc/invoke.texi (Option Summary, Overall Options): With
30118 `--help=', classes and qualifiers can both be repeated, but
30119 only the latter can be negated. One should not pass only
30120 negated qualifiers. Fix markup and examples.
30123 2008-10-14 Jakub Jelinek <jakub@redhat.com>
30124 PR middle-end/37805
30125 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
30126 and -fhelp=separate.
30128 2009-03-17 Jing Yu <jingyu@google.com>
30130 PR middle-end/39378
30131 * function.h (struct rtl_data): Move is_thunk from here...
30132 (struct function): ...to here.
30133 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
30134 * varasm.c (assemble_start_function): Change is_thunk from crtl to
30136 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
30138 (alpha_does_function_need_gp, alpha_start_function): Likewise.
30139 (alpha_output_function_end_prologue): Likewise.
30140 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
30141 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
30142 (rs6000_output_function_epilogue): Likewise.
30143 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
30145 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
30148 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
30149 from different units in a single alternative.
30150 (*truncdfsf_i387): Ditto.
30151 (*truncxfsf2_mixed): Ditto.
30152 (*truncxfdf2_mixed): Ditto.
30154 2009-03-17 Jakub Jelinek <jakub@redhat.com>
30156 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
30157 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
30160 * tree-ssa-live.c (remove_unused_locals): Don't remove local
30161 unused non-artificial variables when not optimizing.
30164 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
30165 DW_TAG_imported_module even if decl is IMPORTED_DECL with
30166 NAMESPACE_DECL in its DECL_INITIAL.
30168 PR middle-end/39443
30169 * optabs.c (set_user_assembler_libfunc): New function.
30170 * expr.h (set_user_assembler_libfunc): New prototype.
30171 * c-common.c: Include libfuncs.h.
30172 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
30173 for memcmp, memset, memcpy, memmove and abort.
30174 * Makefile.in (c-common.o): Depend on libfuncs.h.
30177 * dwarf2out.c (gen_inlined_enumeration_type_die,
30178 gen_inlined_structure_type_die, gen_inlined_union_type_die,
30179 gen_tagged_type_instantiation_die): Removed.
30180 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
30183 2009-03-17 Janis Johnson <janis187@us.ibm.com>
30186 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
30188 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
30189 (check-parallel-%): Ditto.
30190 (check-consistency): Ditto.
30192 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
30194 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
30195 local variable rhs by NULL_TREE.
30197 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
30200 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
30202 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
30205 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
30207 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
30210 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
30211 for ms->sysv ABI calls only in 64bit mode.
30213 * config/i386/i386.md (untyped_call): Support 32bit.
30215 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
30217 * doc/extend.texi: Replace x86_65 with x86_64.
30219 2009-03-16 Jakub Jelinek <jakub@redhat.com>
30221 PR tree-optimization/39455
30222 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
30223 mismatches for POINTER_TYPE_P (type).
30224 (number_of_iterations_le): Likewise.
30226 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30228 * config/picochip/picochip.c: Removed profiling support.
30229 * config/picochip/picochip.md: Removed profiling instruction.
30230 * config/picochip/picochip.h: Removed profiling builtin.
30232 2009-03-16 Joseph Myers <joseph@codesourcery.com>
30234 * doc/install.texi (--with-host-libstdcxx): Document.
30236 2009-03-14 Anatoly Sokolov <aesok@post.ru>
30239 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
30240 generate a warning if the function name does not begin with
30241 "__vector" and the function has either the 'signal' or 'interrupt'
30242 attribute, from here to ...
30243 (avr_declare_function_name): ...here. New function.
30244 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
30245 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
30247 2009-03-14 Jakub Jelinek <jakub@redhat.com>
30250 * cse.c (fold_rtx): Don't modify original const_arg1 when
30251 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
30252 separate variable instead.
30253 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
30254 from out of range shift counts.
30255 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
30257 2009-03-13 Catherine Moore <clm@codesourcery.com>
30259 * config/i386/x-mingw32 (host-mingw32.o): Replace
30260 diagnostic.h with $(DIAGNOSTIC_H).
30262 2009-03-12 Jakub Jelinek <jakub@redhat.com>
30265 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
30267 * config/i386/sync.md (sync_compare_and_swap<mode>,
30268 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
30269 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
30271 (sync_double_compare_and_swapdi_pic,
30272 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
30273 cmpxchg8b_pic_memory_operand instead of just memory_operand.
30275 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
30278 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
30280 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
30283 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
30284 (avx_addsubv4df3): Likewise.
30285 (*avx_addsubv4sf3): Likewise.
30286 (sse3_addsubv4sf3): Likewise.
30288 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
30291 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
30293 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
30296 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
30297 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
30298 registers for allocnos created from user-defined variables.
30300 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30303 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
30304 of non-integer mode as well.
30306 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
30308 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
30309 for functions for which the parameter types are unknown.
30311 2009-03-11 Jakub Jelinek <jakub@redhat.com>
30314 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
30315 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
30316 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
30317 * config/i386/i386.c (ix86_local_alignment): For
30318 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
30319 long long variables on the stack to avoid dynamic realignment.
30320 Allow the first argument to be a decl rather than type.
30321 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
30323 2009-03-11 Nick Clifton <nickc@redhat.com>
30326 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
30328 Add description to mno-lsim option.
30329 * config/mcore/mcore.h: Remove comment about deprecated m4align
30331 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
30332 * doc/invoke.texi: Add description of mno-lsim and
30333 mstack-increment options.
30335 * config/fr30/fr30.opt: Document the -mno-lsim option.
30336 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
30337 and -mno-lsim options.
30339 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30341 * fold-const.c (fold_comparison): Only call fold_inf_compare
30342 if the mode supports infinities.
30344 2009-03-11 Jason Merrill <jason@redhat.com>
30347 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
30348 end already did. Notice GIMPLE_CALL modifications of the result.
30349 Don't copy debug information from an ignored decl or a decl from
30352 2009-03-10 Richard Guenther <rguenther@suse.de>
30353 Nathan Froyd <froydnj@codesourcery.com>
30355 PR middle-end/37850
30356 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
30357 (__divMODE3): Likewise.
30359 2009-03-09 Jakub Jelinek <jakub@redhat.com>
30361 PR tree-optimization/39394
30362 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
30363 DECL_SIZE_UNIT of variable length FIELD_DECLs.
30365 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30367 * recog.c (verfiy_changes): Disallow renaming of hard regs in
30368 inline asms for register asm ("") declarations.
30370 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
30372 * fold-const.c (fold_unary): Fix comment.
30374 2009-03-07 Jan Hubicka <jh@suse.cz>
30377 * tree-inline.c (setup_one_parameter): Do replacement of const
30378 argument by constant in SSA form.
30380 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30382 PR middle-end/38028
30383 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
30384 determine alignment passed to assign_stack_local.
30385 (assign_parms_unsplit_complex): Likewise.
30386 * except.c (sjlj_build_landing_pads): Likewise.
30388 2009-03-06 Jakub Jelinek <jakub@redhat.com>
30390 PR middle-end/39360
30391 * tree-flow.h (add_referenced_var): Return bool instead of void.
30392 * tree-dfa.c (add_referenced_var): Return result of
30393 referenced_var_check_and_insert call.
30394 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
30395 of referenced_var_check_and_insert.
30398 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
30399 (gen_variable_die): Emit DW_AT_location on abstract static variable's
30400 DIE, don't emit it if abstract origin already has it.
30401 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
30402 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
30404 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
30406 * genpreds.c (needs_variable): Fix parentheses at variable name
30408 (write_tm_constrs_h): Indent generated code.
30410 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30412 * doc/extend.texi (Function Attributes): Add documentation
30413 for isr attributes.
30415 2009-03-06 Jakub Jelinek <jakub@redhat.com>
30418 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
30419 take locus from its DECL_SOURCE_LOCATION instead of input_location.
30421 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
30423 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
30426 2009-03-05 Jakub Jelinek <jakub@redhat.com>
30429 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
30430 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
30432 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
30434 * config/i386/i386.md (R8_REG, R9_REG): New constants.
30435 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
30436 constants instead of magic numbers.
30437 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
30439 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
30440 (x86_64_ms_abi_int_parameter_registers): Ditto.
30441 (x86_64_int_return_registers): Ditto.
30442 (ix86_maybe_switch_abi): Ditto.
30443 (ix86_expand_call): Ditto for clobbered_registers array.
30444 (ix86_hard_regno_mode_ok): Ditto.
30445 (x86_extended_QIreg_mentioned_p): Ditto.
30447 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
30449 PR tree-optimization/39349
30450 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
30452 * combine.c (gen_lowpart_for_combine): Use omode when generating
30455 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
30457 PR rtl-optimization/39235
30458 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
30460 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
30462 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
30464 2009-03-04 Richard Guenther <rguenther@suse.de>
30466 PR tree-optimization/39362
30467 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
30468 that occur in abnormal PHIs should be varying.
30470 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
30472 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
30474 (simple_iv): Take loop as an argument instead of statement.
30475 * tree-scalar-evolution.h (simple_iv): Declaration changed.
30476 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
30478 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
30480 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
30481 * matrix-reorg.c (analyze_transpose): Ditto.
30482 * tree-data-ref.c (dr_analyze_innermost): Ditto.
30483 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
30484 * tree-predcom.c (ref_at_iteration): Ditto.
30485 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
30487 2009-03-04 Richard Guenther <rguenther@suse.de>
30489 PR tree-optimization/39358
30490 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
30491 escaped_id and callused_id.
30492 (solve_graph): Likewise.
30494 2009-03-04 Richard Guenther <rguenther@suse.de>
30496 PR tree-optimization/39339
30497 * tree-sra.c (try_instantiate_multiple_fields): Make it
30498 no longer ICE on the above.
30500 2009-03-03 Joseph Myers <joseph@codesourcery.com>
30502 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
30503 that fits within Pmode.
30505 2009-03-03 Steve Ellcey <sje@cup.hp.com>
30507 PR middle-end/10109
30508 * tm.texi (LIBCALL_VALUE): Update description.
30510 2009-03-03 Steve Ellcey <sje@cup.hp.com>
30512 PR middle-end/34443
30513 * doc/extend.texi (section): Update description.
30515 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
30517 PR middle-end/39345
30518 * tree-inline.c (remapped_type): New.
30519 (can_be_nonlocal): Call remapped_type instead of remap_type.
30521 2009-03-03 Jakub Jelinek <jakub@redhat.com>
30524 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
30525 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
30527 2009-03-03 Richard Guenther <rguenther@suse.de>
30529 PR middle-end/39272
30530 * tree.c (tree_nonartificial_location): New function.
30531 * tree.h (tree_nonartificial_location): Declare.
30532 * builtins.c (expand_builtin_memory_chk): Provide location
30533 of the call location for artificial function pieces.
30534 (maybe_emit_chk_warning): Likewise.
30535 (maybe_emit_sprintf_chk_warning): Likewise.
30536 (maybe_emit_free_warning): Likewise.
30537 * expr.c (expand_expr_real_1): Likewise.
30539 2009-03-03 Jakub Jelinek <jakub@redhat.com>
30541 PR tree-optimization/39343
30542 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
30543 COMPONENT_REF t has ARRAY_TYPE.
30545 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
30547 PR middle-end/39335
30548 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
30549 when the type precision of the induction variable should be
30550 larger than the type precision of nit.
30551 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
30552 * graphite.c (graphite_loop_normal_form): Same.
30553 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
30555 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
30557 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
30558 (*call_1_rex64_ms_sysv): Use named constants instead of magic
30559 numbers to describe clobbered registers.
30560 (*call_value_0_rex64_ms_sysv): Ditto.
30561 * config/i386/mmx.md (mmx_emms): Ditto.
30562 (mmx_femms): Ditto.
30564 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
30566 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
30569 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30571 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
30572 (spu_section_type_flags): New function.
30574 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
30576 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
30577 reg_class_contents of FLOAT_REGS into a temporary.
30579 2009-03-02 Richard Guenther <rguenther@suse.de>
30580 Ira Rosen <irar@il.ibm.com>
30582 PR tree-optimization/39318
30583 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
30584 information to the vectorized statement.
30586 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
30588 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
30589 variable. Use defined names instead of magic constants for REX SSE
30592 2009-03-01 Richard Guenther <rguenther@suse.de>
30594 PR tree-optimization/39331
30595 * omp-low.c (lower_send_shared_vars): Do not receive new
30596 values for the reference of DECL_BY_REFERENCE parms or results.
30598 2009-03-01 Jan Hubicka <jh@suse.cz>
30601 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
30602 BLOCK_NONLOCALIZED_VAR): New macros.
30603 (tree_block): Add nonlocalized_vars.
30604 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
30605 gen_decl_die): Add origin argument. Allow generation of die with
30606 origin at hand only.
30607 (gen_member_die, gen_type_die_with_usage, force_decl_die,
30608 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
30610 (gen_block_die): Fix checking for unused blocks.
30611 (process_scope_var): Break out from .... ; work with origins only.
30612 (decls_for_scope) ... here; process nonlocalized list.
30613 (dwarf2out_ignore_block): Look for nonlocalized vars.
30614 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
30616 (dump_scope_block): Dump them.
30617 * tree-inline.c (remap_decls): Handle nonlocalized vars.
30618 (remap_block): Likewise.
30619 (can_be_nonlocal): New predicate.
30620 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
30622 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30624 * configure: Regenerate.
30626 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30628 * optc-gen.awk: No need to duplicate option flags twice.
30629 Reuse help texts for duplicate options which do not have any.
30631 * gcc.c (display_help): Document --version.
30633 * gcc.c (main): If print_help_list and verbose_flag, ensure
30634 driver output comes before subprocess output.
30636 * optc-gen.awk: Assign all remaining fields to help string,
30637 space-separated, for multi-line help in *.opt.
30639 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
30640 -Wno-pedantic-ms-format is for MinGW targets only.
30642 * doc/options.texi (Option file format): Fix bad indentation,
30643 restoring dropped sentence.
30645 2009-02-28 Jan Hubicka <jh@suse.cz>
30647 * tree-inline.c (tree_function_versioning): Output debug info.
30649 2009-02-28 Jan Hubicka <jh@suse.cz>
30652 * tree-inline.c (setup_one_parameter): Do not copy propagate
30653 arguments when not optimizing.
30655 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
30658 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
30659 (avx_addsubv4df3): Likewise.
30660 (*avx_addsubv4sf3): Likewise.
30661 (sse3_addsubv4sf3): Likewise.
30662 (*avx_addsubv2df3): Likewise.
30663 (sse3_addsubv2df3): Likewise.
30664 (avx_unpckhps256): Correct item selectors.
30665 (avx_unpcklps256): Likewise.
30666 (avx_unpckhpd256): Likewise.
30667 (avx_unpcklpd256): Likewise.
30669 2009-02-28 Jan Hubicka <jh@suse.cz>
30671 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
30673 (copy_arguments_for_versioning): If var is declared don't declare it.
30674 (tree_function_versioning): First setup substitutions and then copy
30677 2009-02-27 Jan Hubicka <jh@suse.cz>
30680 * cgraph.h (varpool_output_debug_info): Remove.
30681 * cgraphunit.c (varpool_output_debug_info): Remove.
30682 * dwarf2out.c (deferred_locations_struct): New struct
30683 (deferred_locations): New type.
30684 (deferred_locations_list): New static var.
30685 (deffer_location): New function.
30686 (gen_variable_die): Use it.
30687 (decls_for_scope): Output info on local static vars.
30688 (dwarf2out_finish): Process deferred locations.
30689 * varpool.c (varpool_output_debug_info): Remove.
30691 2009-02-27 Jan Hubicka <jh@suse.cz>
30694 * tree.h (TREE_PROTECTED): Fix comment.
30695 (BLOCK_HANDLER_BLOCK): Remove.
30696 (struct tree_block): Remove handler_block add body_block.
30697 (inlined_function_outer_scope_p): New.
30698 (is_body_block): Remove.
30699 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
30700 * dwarf2out.c (is_inlined_entry_point): Remove.
30701 (add_high_low_attributes): Use inlined_function_outer_scope_p.
30702 (gen_block_die): Use is_inlined_entry_point check. Remove body block
30704 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
30705 * gimplify.c (gimplify_expr): Gimplify body blocks.
30706 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
30707 block with multiple subblocks.
30708 (dump_scope_block): Prettier output; dump more flags and info.
30709 (dump_scope_blocks): New.
30710 (remove_unused_locals): Use dump_scope_blocks.
30711 * tree-flow.h (dump_scope_blocks): Declare.
30712 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
30713 * stmt.c (is_body_block): Remove.
30714 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
30715 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
30717 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
30719 PR middle-end/39308
30720 * graphite.c (graphite_loop_normal_form): Do not call
30721 number_of_iterations_exit from a gcc_assert.
30723 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30725 * config/s390/s390.c (s390_swap_cmp): Look for conditional
30726 jumps if COND is NULL.
30727 (find_cond_jump): New function.
30728 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
30729 * config/s390/s390.md: Remove z10_cobra attribute value.
30731 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
30733 * config/alpha/alpha.h (alpha_expand_mov): Return false if
30734 force_const_mem returns NULL_RTX.
30736 2009-02-26 Jan Hubicka <jh@suse.cz>
30739 * cgraph.h (varpool_output_debug_info): Remove.
30740 * cgraphunit.c (varpool_output_debug_info): Remove.
30741 * dwarf2out.c (deferred_locations_struct): New struct
30742 (deferred_locations): New type.
30743 (deferred_locations_list): New static var.
30744 (deffer_location): New function.
30745 (gen_variable_die): Use it.
30746 (decls_for_scope): Output info on local static vars.
30747 (dwarf2out_finish): Process deferred locations.
30748 * varpool.c (varpool_output_debug_info): Remove.
30750 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
30752 PR rtl-optimization/39241
30753 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
30754 to subreg_offset_representable_p.
30756 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
30758 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
30759 execute function prototype. Get f and nregs from max_reg_num
30760 and get_insns. Remove the first backward pass as it's dead,
30761 guard the forward pass by flag_expensive_optimizations.
30762 (rest_of_handle_regmove): Delete.
30763 (pass_regmove): Replace it with regmove_optimize.
30765 2009-02-25 Martin Jambor <mjambor@suse.cz>
30767 PR tree-optimization/39259
30768 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
30769 calls_alloca function flags.
30770 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
30771 calls are detected.
30773 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
30775 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
30776 flags_set_1_rtx, flags_set_1_set): Delete.
30777 (regmove_optimize): Do not call mark_flags_life_zones.
30779 2009-02-24 Julian Brown <julian@codesourcery.com>
30782 * config/arm/arm.c (require_pic_register): Only set
30783 cfun->machine->pic_reg once per function.
30785 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
30787 * doc/invoke.texi (Link Options): Document an easier way to pass
30788 options that take arguments to the GNU linker using -Xlinker and -Wl.
30790 2009-02-24 Steve Ellcey <sje@cup.hp.com>
30793 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
30795 2009-02-24 Richard Guenther <rguenther@suse.de>
30798 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
30800 2009-02-24 Richard Guenther <rguenther@suse.de>
30801 Zdenek Dvorak <ook@ucw.cz>
30803 PR tree-optimization/39233
30804 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
30805 from converting them to a generic type.
30807 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
30809 PR tree-optimization/39260
30810 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
30811 contains a condition with a real type.
30812 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
30814 2009-02-23 Jason Merrill <jason@redhat.com>
30817 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
30818 narrowing_initializer_constant_valid_p.
30819 (narrowing_initializer_constant_valid_p): Don't return
30820 null_pointer_node for adding a pointer to itself.
30822 2009-02-23 Jan Hubicka <jh@suse.cz>
30825 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
30828 2009-02-23 Jan Hubicka <jh@suse.cz>
30830 PR tree-optimization/37709
30831 * tree.c (block_ultimate_origin): Move here from dwarf2out.
30832 * tree.h (block_ultimate_origin): Declare.
30833 * dwarf2out.c (block_ultimate_origin): Move to tree.c
30834 * tree-ssa-live.c (remove_unused_scope_block_p):
30835 Eliminate blocks containig no instructions nor live variables nor
30837 (dump_scope_block): New function.
30838 (remove_unused_locals): Enable removal of dead blocks by default;
30839 enable dumping at TDF_DETAILS.
30841 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30843 * config/i386/i386.c (classify_argument): Don't allow COImode
30845 (function_arg_advance_32): Don't allow OImode.
30846 (function_arg_32): Likewise.
30847 (function_value_32): Likewise.
30848 (return_in_memory_32): Likewise.
30849 (function_arg_64): Remove OImode comment.
30851 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30854 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
30855 ix86_expand_vector_set for V4DImode in 64bit mode only.
30856 (ix86_expand_vector_init_one_var): Likewise.
30858 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
30860 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
30862 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
30865 * loop-iv.c: Revert last change.
30866 * emit-rtl.c: Likewise.
30868 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30871 * config/i386/i386.c (type_natural_mode): Remove an extra
30872 space in the warning message.
30873 (function_value_32): Handle 32-byte vector modes.
30874 (return_in_memory_32): Likewise.
30876 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
30878 * loop-iv.c (truncate_value): New function.
30879 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
30881 (lowpart_subreg): Move to...
30882 * emit-rtl.c: ...here.
30884 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
30886 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
30887 accidental and undocumented change at revision 140860.
30889 2009-02-21 Joseph Myers <joseph@codesourcery.com>
30891 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
30892 take gimple_seq * arguments.
30893 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
30894 types_compatible_p langhook.
30896 2009-02-20 Mark Mitchell <mark@codesourcery.com>
30897 Joseph Myers <joseph@codesourcery.com>
30899 * config/arm/arm.c (arm_builtin_va_list): New function.
30900 (arm_expand_builtin_va_start): Likewise.
30901 (arm_gimplify_va_arg_expr): Likewise.
30902 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
30903 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
30904 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
30905 (va_list_type): New variable.
30906 (arm_mangle_type): Mangle va_list_type appropriately.
30908 2009-02-20 Jakub Jelinek <jakub@redhat.com>
30910 PR middle-end/39157
30911 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
30912 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
30913 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
30914 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
30915 parameter to 1000 for -O1 by default.
30916 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
30918 * loop-invariant.c: Include params.h.
30919 (move_loop_invariants): Don't call move_single_loop_invariants on
30922 2009-02-20 Jaka Mocnik <jaka@xlab.si>
30924 * calls.c (emit_library_call_value_1): Use slot_offset instead of
30925 offset when calculating bounds for indexing stack_usage_map. Fixes
30926 a buffer overflow with certain target setups.
30928 2009-02-20 Jakub Jelinek <jakub@redhat.com>
30931 * calls.c (expand_call): Clear try_tail_call if caller and callee
30932 disagree in promotion of function return value.
30934 2009-02-19 Jakub Jelinek <jakub@redhat.com>
30937 * c-common.c (c_determine_visibility): If visibility changed and
30938 DECL_RTL has been already set, call make_decl_rtl to update symbol
30941 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
30944 * varasm.c (assemble_variable): Don't check DECL_NAME when
30945 globalizing a variable.
30947 2009-02-19 Joseph Myers <joseph@codesourcery.com>
30950 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
30951 expression before any __builtin_trap call.
30952 * c-typeck.c (build_function_call): Convert and check function
30953 arguments before generating a call to a trap. Evaluate the
30954 function arguments before the trap.
30956 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
30959 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
30960 (UNSPEC_FXAM_MEM): New unspec.
30961 (fxam<mode>2_i387_with_temp): New insn and split pattern.
30962 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
30963 memory using fxam<mode>2_i387_with_temp to remove excess precision.
30965 2009-02-19 Richard Guenther <rguenther@suse.de>
30967 PR tree-optimization/39207
30968 PR tree-optimization/39074
30969 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
30970 storedanything_tree): New.
30971 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
30972 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
30973 (build_succ_graph): Add edges from STOREDANYTHING to all
30975 (init_base_vars): Initialize STOREDANYTHING.
30976 (compute_points_to_sets): Free substitution info after
30977 building the succ graph.
30978 (ipa_pta_execute): Likewise.
30980 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
30982 (do_ds_constraint): Do not add to special var or non-pointer
30984 (type_could_have_pointers): Split out from ...
30985 (could_have_pointers): ... here. For arrays use the element type.
30986 (create_variable_info_for): Initialize may_have_pointers.
30987 (new_var_info): Likewise.
30988 (handle_lhs_call): Make the HEAP variable unknown-sized.
30989 (intra_create_variable_infos): Use a type with pointers for
30990 PARM_NOALIAS, make it unknown-sized.
30992 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
30995 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
30997 2009-02-18 Jason Merrill <jason@redhat.com>
31000 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
31001 value if DECL_EXTERNAL.
31002 * tree-sra.c (sra_walk_gimple_assign): Likewise.
31003 * target.h (gcc_target::binds_local_p): Clarify "module".
31004 * tree.h (TREE_PUBLIC): Clarify "module".
31006 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
31009 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
31010 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
31012 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
31015 * c.opt (Wabi): Support C and ObjC.
31018 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
31020 * config/i386/i386.c (classify_argument): Warn once about the ABI
31021 change when passing union with long double.
31023 * doc/invoke.texi: Update -Wabi for warning psABI changes.
31025 2009-02-18 Joseph Myers <joseph@codesourcery.com>
31028 * c-parser.c (c_parser_compound_statement): Always enter and leave
31031 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31034 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
31036 2009-02-18 Jakub Jelinek <jakub@redhat.com>
31038 PR tree-optimization/36922
31039 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
31040 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
31043 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31045 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
31048 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31050 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
31052 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31054 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
31057 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
31058 Richard Sandiford <rdsandiford@googlemail.com>
31060 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
31061 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
31062 (loongson_biadd): ...this.
31064 2009-02-17 Richard Guenther <rguenther@suse.de>
31066 PR tree-optimization/39202
31067 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
31068 a var make sure to follow existing collapses.
31070 2009-02-17 Richard Guenther <rguenther@suse.de>
31072 PR middle-end/39214
31073 * langhooks.c (lhd_print_error_function): Check for NULL block.
31075 2009-02-17 Richard Guenther <rguenther@suse.de>
31077 PR tree-optimization/39204
31078 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
31081 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
31083 * config/soft-fp/double.h: Update from glibc CVS.
31085 2009-02-17 Richard Guenther <rguenther@suse.de>
31087 PR tree-optimization/39207
31088 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
31089 strict-aliasing warnings for pointers pointing to NULL.
31091 2009-02-16 Joseph Myers <joseph@codesourcery.com>
31094 * c-parser.c (c_parser_braced_init): Call pop_init_level when
31095 skipping until next close brace.
31097 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
31100 * config/i386/i386.c (ix86_expand_push): Set memory alignment
31101 to function argument boundary.
31103 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31105 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
31106 in the lea_add. Reload eventually constraints it properly.
31107 * config/picochip/constraints.md: Remove the target constraint
31108 "b", since it is not needed anymore.
31110 2009-02-16 Jakub Jelinek <jakub@redhat.com>
31112 * gthr-dce.h: Uglify function parameter and local variable names.
31113 * gthr-gnat.h: Likewise.
31114 * gthr-mipssde.h: Likewise.
31115 * gthr-nks.h: Likewise.
31116 * gthr-posix95.h: Likewise.
31117 * gthr-posix.h: Likewise.
31118 * gthr-rtems.h: Likewise.
31119 * gthr-single.h: Likewise.
31120 * gthr-solaris.h: Likewise.
31121 * gthr-tpf.h: Likewise.
31122 * gthr-vxworks.h: Likewise.
31123 * gthr-win32.h: Likewise.
31125 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
31128 * config/i386/i386.md: Restrict the new peephole2 to move
31129 between MMX/SSE registers.
31131 2009-02-15 Richard Guenther <rguenther@suse.de>
31134 2009-02-13 Richard Guenther <rguenther@suse.de>
31136 * configure.ac: Enable LFS.
31137 * configure: Re-generate.
31138 * config.in: Likewise.
31140 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31142 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
31143 spu_srqwbyte, spu_srqwbytebc): Define.
31144 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
31145 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
31146 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
31147 "shrqby_<mode>"): New insn-and-split patterns.
31148 * config/spu/spu.c (expand_builtin_args): Determine and return
31149 number of operands using spu_builtin_description data.
31150 (spu_expand_builtin_1): Use it.
31152 2009-02-13 Steve Ellcey <sje@cup.hp.com>
31155 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
31158 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
31161 * config/i386/i386.c (override_options): Correct warning
31162 messages for -malign-loops, -malign-jumps and -malign-functions.
31164 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
31167 * config/i386/i386.md: Restrict the new peephole2 to move
31168 between the general purpose registers.
31170 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
31173 * config/i386/i386.c (type_natural_mode): Add a new argument.
31174 Return the original mode and warn ABI change if vector size is 32byte.
31175 (function_arg_advance): Updated.
31176 (function_arg): Likewise.
31177 (ix86_function_value): Likewise.
31178 (ix86_return_in_memory): Likewise.
31179 (ix86_sol10_return_in_memory): Likewise.
31180 (ix86_gimplify_va_arg): Likewise.
31181 (function_arg_32): Don't warn ABX ABI change here.
31182 (function_arg_64): Likewise.
31184 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
31186 * loop-iv.c (implies_p): In the final case, test that operands 0
31187 of the two comparisons match.
31189 * config/bfin/bfin.c (find_prev_insn_start): New function.
31190 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
31191 (find_next_insn_start): Move.
31193 2009-02-13 Richard Guenther <rguenther@suse.de>
31195 * configure.ac: Enable LFS.
31196 * configure: Re-generate.
31197 * config.in: Likewise.
31199 2009-02-13 Joseph Myers <joseph@codesourcery.com>
31202 * c-parser.c (c_parser_parms_list_declarator): Discard pending
31203 sizes on syntax error after some arguments have been parsed.
31205 2009-02-12 Jakub Jelinek <jakub@redhat.com>
31207 * doc/invoke.texi (-fira): Remove.
31209 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
31211 * caller-save.c: Replace regclass.c with reginfo.c in comments.
31212 * recog.c: Likewise.
31215 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
31217 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
31218 (umul_ppmm): Likewise.
31219 (count_leading_zeros): Likewise.
31220 (count_trailing_zeros): Likewise.
31221 (UMUL_TIME): Likewise.
31223 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
31225 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
31226 soft-fp/t-softfp to tmake_file.
31228 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
31229 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
31230 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
31231 IA64_BUILTIN_INFQ]: New.
31232 (ia64_init_builtins): Initialize __builtin_infq,
31233 __builtin_fabsq and __builtin_copysignq if not HPUX.
31234 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
31235 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
31237 * config/ia64/lib1funcs.asm (__divtf3): Define only if
31239 (__fixtfti): Likewise.
31240 (__fixunstfti): Likewise.
31241 (__floattitf): Likewise.
31243 * config/ia64/libgcc-glibc.ver: New.
31244 * config/ia64/t-fprules-softfp: Likewise.
31245 * config/ia64/sfp-machine.h: Likewise.
31247 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
31248 (LIBGCC2_TF_CEXT): Likewise.
31249 (TF_SIZE): Likewise.
31250 (TARGET_INIT_LIBFUNCS): Likewise.
31252 * config/ia64/t-glibc (SHLINB_MAPFILES):
31253 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
31255 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
31257 * config/i386/i386.c (construct_container): Rewrite processing
31258 BLKmode with X86_64_SSE_CLASS.
31260 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
31263 * config/i386/i386.md: Replace simplify_replace_rtx with
31264 replace_rtx in the new peephole2.
31266 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
31268 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
31269 loop unrolling do not happen at -O2.
31271 2009-02-12 Michael Matz <matz@suse.de>
31273 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
31275 2009-02-12 Jakub Jelinek <jakub@redhat.com>
31277 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
31280 2009-02-12 Ben Elliston <bje@au.ibm.com>
31282 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
31283 patterns when updating the back chain. Missed in the 2009-02-10
31286 2009-02-11 Janis Johnson <janis187@us.ibm.com>
31288 * doc/extend.texi (Decimal Floating Types): Update identifier of
31289 draft TR and list of missing support.
31291 2009-02-11 Jakub Jelinek <jakub@redhat.com>
31293 PR middle-end/39154
31294 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
31295 bit to variable length decl's flags, add it also to its
31296 pointer replacement variable.
31298 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
31299 Jakub Jelinek <jakub@redhat.com>
31302 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
31303 (memory_blockage): New expander.
31304 (*memory_blockage): New insn pattern.
31305 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
31306 instead of general blockage at the end of function prologue when
31307 frame pointer is used to access red zone area. Do not emit blockage
31308 when profiling, it is emitted in generic code.
31309 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
31310 function epilogue when frame pointer is used to access red zone area.
31312 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
31315 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
31316 by arithmetic with memory operands.
31317 * config/i386/predicates.md (commutative_operator): New.
31319 2009-02-10 Janis Johnson <janis187@us.ibm.com>
31321 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
31324 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
31326 * alias.h (record_alias_subset): Declare.
31327 * alias.c (record_alias_subset): Make global.
31329 2009-02-10 Nick Clifton <nickc@redhat.com>
31331 * tree-parloops.c: Change license to GPLv3.
31332 * ipa-struct-reorg.c: Change license to GPLv3.
31333 * ipa-struct-reorg.h: Change license to GPLv3.
31335 2009-02-10 Steve Ellcey <sje@cup.hp.com>
31338 * c-decl.c (start_struct): Return NULL on error.
31340 2009-02-10 Jakub Jelinek <jakub@redhat.com>
31342 PR middle-end/39124
31343 * cfgloopmanip.c (remove_path): Call remove_bbs after
31344 cancel_loop_tree, not before it.
31347 * function.h (struct function): Add has_local_explicit_reg_vars bit.
31348 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
31349 VAR_DECLs were seen.
31350 * tree-ssa-live.c (remove_unused_locals): Recompute
31351 cfun->has_local_explicit_reg_vars.
31352 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
31353 copies or clearings if cfun->has_local_explicit_reg_vars.
31355 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
31358 * config/i386/i386.c (expand_prologue): Emit blockage at the end
31359 of function prologue when frame pointer is used to access
31362 2009-02-10 Richard Guenther <rguenther@suse.de>
31364 PR middle-end/39127
31365 * gimplify.c (gimple_regimplify_operands): Always look if
31366 we need to create a temporary.
31368 2009-02-10 Richard Guenther <rguenther@suse.de>
31370 PR tree-optimization/39132
31371 * tree-loop-distribution.c (todo): New global var.
31372 (generate_memset_zero): Trigger TODO_rebuild_alias.
31373 (tree_loop_distribution): Return todo.
31375 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
31378 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
31379 (x86_64_reg_class_name): Removed.
31380 (classify_argument): Return 0 if bytes > 32. Return 0 if the
31381 first one isn't X86_64_SSE_CLASS or any other ones aren't
31382 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
31383 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
31384 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
31385 and 3 X86_64_SSEUP_CLASS.
31386 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
31387 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
31389 2009-02-10 Ben Elliston <bje@au.ibm.com>
31391 * config/rs6000/rs6000.md (allocate_stack): Always use an update
31392 form instruction to update the stack back chain word, even if the
31393 user has disabled the generation of update instructions.
31394 (movdi_<mode>_update_stack): New.
31395 (movsi_update_stack): Likewise.
31396 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
31397 always use an update form instruction to update the stack back
31400 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
31402 PR middle-end/38953
31403 * graphite.c (if_region_set_false_region): After moving a region in
31404 the false branch of a condition, remove the empty dummy basic block.
31405 (gloog): Remove wrong fix for PR38953.
31407 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31409 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
31410 generation due to implicit sign extension.
31412 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
31414 PR middle-end/38981
31415 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
31416 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
31418 2009-02-09 Richard Guenther <rguenther@suse.de>
31420 PR middle-end/35202
31421 * convert.c (convert_to_real): Disable (float)fn((double)x)
31422 to fnf(x) conversion if errno differences may occur and
31423 -fmath-errno is set.
31425 2009-02-07 Anatoly Sokolov <aesok@post.ru>
31427 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
31428 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
31429 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
31431 2009-02-06 Joseph Myers <joseph@codesourcery.com>
31434 * c-common.c (handle_alias_attribute): Disallow attribute for
31435 anything not a FUNCTION_DECL or VAR_DECL.
31437 2009-02-06 Janis Johnson <janis187@us.ibm.com>
31440 * real.c (do_compare): Special-case compare of zero against
31441 decimal float value.
31443 2009-02-06 Joseph Myers <joseph@codesourcery.com>
31446 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
31447 as indicating flexible array members unless the field itself is
31448 being declarared as the incomplete array.
31450 2009-02-06 Jan Hubicka <jh@suse.cz>
31452 PR tree-optimization/38844
31453 * ipa-inline.c (try_inline): Stop inlining recursion when edge
31454 is already inlined.
31456 2009-02-06 Richard Guenther <rguenther@suse.de>
31458 PR middle-end/38977
31459 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
31460 fork because we may expand it as __gcov_fork.
31462 2009-02-06 Nick Clifton <nickc@redhat.com>
31464 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
31466 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
31468 PR tree-optimization/35659
31469 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
31470 vn_phi_eq): Shortcut if hashcode does not match.
31471 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
31473 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
31474 and avoid iterative_hash_expr.
31475 (FOR_EACH_VALUE_ID_IN_SET): New.
31476 (value_id_compare): Remove.
31477 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
31478 sort expressions by value id.
31480 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
31483 * config/sh/predicates.md (general_movsrc_operand): Don't check
31484 the subreg of system registers here.
31486 2009-02-05 Jakub Jelinek <jakub@redhat.com>
31489 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
31490 on the copied decl.
31492 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
31494 PR rtl-optimization/39110
31495 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
31496 addresses, not aligned ones.
31498 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
31499 Richard Guenther <rguenther@suse.de>
31501 PR tree-optimization/39100
31502 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
31503 comment says and add edges.
31505 2009-02-05 Joseph Myers <joseph@codesourcery.com>
31508 * c-common.c (handle_tls_model_attribute): Ignore attribute for
31509 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
31511 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
31513 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
31514 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
31515 register_bb_in_sese, new_sese, free_sese): Moved.
31516 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
31517 outermost_loop_in_scop, build_scop_iteration_domain,
31518 expand_scalar_variables_ssa_name, get_vdef_before_scop,
31519 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
31520 Use loop_in_sese_p instead of loop_in_scop_p.
31521 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
31522 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
31523 (scopdet_basic_block_info): Fix bug in scop detection.
31524 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
31525 eq_loop_to_cloog_loop): Remove.
31526 (nb_loops_around_loop_in_scop, nb_loop
31527 ref_nb_loops): Moved here...
31528 * graphite.h (ref_nb_loops): ... from here.
31529 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
31530 (loop_domain_dim, loop_iteration_vector_dim): Remove.
31531 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
31533 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
31534 Hans-Peter Nilsson <hp@axis.com>
31536 PR rtl-optimization/37889
31537 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
31538 Move offset handling from PLUS to before the switch. Use new
31539 arguments when considering SYMBOL_REFs too.
31540 (rtx_addr_can_trap_p): Pass dummy offset and size.
31541 (enum may_trap_p_flags): Remove.
31542 (may_trap_p_1): Pass size from MEM_SIZE.
31544 PR rtl-optimization/38921
31545 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
31546 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
31547 * rtlanal.c (may_trap_after_code_motion_p): Delete.
31548 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
31550 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
31552 AVX Programming Reference (January, 2009)
31553 * config/i386/sse.md (*vpclmulqdq): New.
31555 2009-02-04 Jakub Jelinek <jakub@redhat.com>
31557 PR tree-optimization/38977
31558 PR gcov-profile/38292
31559 * calls.c (special_function_p): Disregard __builtin_ prefix.
31561 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
31563 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
31564 non-indexable addresses even before reload.
31566 2009-02-03 Joseph Myers <joseph@codesourcery.com>
31569 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
31570 as having variable size. Do not give an error for unnamed
31571 parameters with [*] declarators. Give a warning for type names
31572 with [*] declarators and mark them as variable size.
31573 * c-parser.c (c_parser_sizeof_expression): Do not give an error
31574 for sizeof applied to [*] type names.
31576 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
31579 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
31581 2009-02-03 Jakub Jelinek <jakub@redhat.com>
31583 * gcc.c (process_command): Update copyright notice dates.
31584 * gcov.c (print_version): Likewise.
31585 * gcov-dump.c (print_version): Likewise.
31586 * mips-tfile.c (main): Likewise.
31587 * mips-tdump.c (main): Likewise.
31589 2009-02-03 Joseph Myers <joseph@codesourcery.com>
31592 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
31593 for composite type involving a zero-length array type.
31595 2009-02-03 Jakub Jelinek <jakub@redhat.com>
31598 * function.c (match_asm_constraints_1): Skip over
31599 initial optional % in the constraint.
31601 PR inline-asm/39059
31602 * c-parser.c (c_parser_postfix_expression): If fixed point is not
31603 supported, don't accept FIXED_CSTs.
31604 * c-decl.c (finish_declspecs): Error if fixed point is not supported
31605 and _Sat is used without _Fract/_Accum. Set specs->type to
31606 integer_type_node for cts_fract/cts_accum if fixed point is not
31609 2009-02-02 Catherine Moore <clm@codesourcery.com>
31611 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
31613 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
31615 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
31616 (ABI_HAS_64BIT_SYMBOLS): Use it.
31617 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
31619 2009-02-02 Paul Brook <paul@codesourcery.com>
31621 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
31623 2009-02-02 Jakub Jelinek <jakub@redhat.com>
31625 PR inline-asm/39058
31626 * recog.h (asm_operand_ok): Add constraints argument.
31627 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
31628 recurse on matching constraint.
31629 (check_asm_operands): Pass constraints as 3rd argument to
31630 asm_operand_ok. Don't look up matching constraint here.
31631 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
31634 2009-02-02 Ben Elliston <bje@au.ibm.com>
31636 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
31637 TARGET_NARROW_VOLATILE_BITFIELD macro names.
31639 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31641 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
31642 information. Remove some obsolete information. Reorganize.
31644 * config/pa/fptr.c: Revert license to GPL 2.
31645 * config/pa/milli64.S: Likewise.
31647 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
31650 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
31651 LIBRARY name in, instead of hard-coding it.
31652 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
31653 extra target make frag to tmake_files according to EH model.
31654 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
31655 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
31656 frags that define makefile variable EH_MODEL appropriately.
31657 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
31658 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
31659 to "-sjlj" according to type of EH configured.
31660 (LIBGCC_SONAME): Concatenate it to shared library base name.
31661 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
31662 to "_sjlj" according to type of EH configured.
31663 (LIBGCC_SONAME): Concatenate it to shared library base name.
31664 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
31665 (SHLIB_LINK): Add missing semicolon to if-else construct.
31666 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
31667 string value of "pe_dll" command-line option.
31668 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
31669 (SHLIB_SONAME): Use it when overriding t-cygming default.
31670 (SHLIB_IMPLIB): Override t-cygming default.
31671 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
31672 string value of "pe_dll" command-line option.
31674 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
31677 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
31678 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
31680 2009-01-31 Richard Guenther <rguenther@suse.de>
31682 PR tree-optimization/38937
31683 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
31684 computing the transitive closure.
31686 2009-01-30 Richard Guenther <rguenther@suse.de>
31688 PR tree-optimization/39041
31689 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
31690 Propagate variable indices only if the types match for this stmt.
31692 2009-01-30 Jakub Jelinek <jakub@redhat.com>
31695 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
31696 inline but never defined.
31698 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
31700 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
31701 (*insv_h_di_reg_extimm): New insn.
31702 (*insv_l<mode>_reg_extimm): New insn.
31704 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
31706 * config/picochip/picochip.c (flag_conserve_stack): set
31707 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
31708 fconserve-stack. Reduce call-overhead used by inliner.
31710 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
31713 * common.opt (flag_conserve_stack): Initialised to zero.
31715 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
31718 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
31719 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
31722 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
31724 * ira-color.c (allocno_reload_assign): Update comments.
31725 * regmove.c (regmove_optimize): Likewise.
31729 2009-01-29 Robert Millan <rmh@aybabtu.com>
31731 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
31732 * config/i386/kopensolaris-gnu.h: New file. Undefine
31733 `MD_UNWIND_SUPPORT'.
31734 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
31736 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
31738 PR tree-optimization/39007
31739 * tree-loop-distribution.c (generate_builtin): Use
31740 recompute_dominator to compute the immediate dominator of the
31741 basic block just after the loop.
31743 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
31745 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
31746 (ASM_OUTPUT_DWARF_PCREL): Define.
31748 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
31750 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
31751 * doc/passes.texi: Remove entries about regclass, local-alloc, and
31752 global. Modify entries about regmove and IRA.
31754 * ra-conflict.c: Remove the file.
31756 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
31758 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
31759 (pass_regclass_init): Rename to pass_reginfo_init.
31761 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
31763 * toplev.h (flag_ira): Remove.
31765 * caller-save.c (setup_save_areas): Remove flag_ira.
31767 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
31769 * global.c: Remove the file.
31771 * opts.c (decode_options): Remove flag_ira.
31773 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
31775 * regmove.c: Modify file description.
31776 (find_use_as_address, try_auto_increment): Define them only if
31777 AUTO_INC_DEC is defined.
31778 (replacement_quality, replace_in_call_usage, fixup_match_1,
31779 stable_and_no_regs_but_for_p): Remove.
31780 (reg_set_in_bb): Make it static.
31781 (regmove_optimize): Remove flag_ira and code which worked for
31784 * local-alloc.c: Remove the file.
31786 * common.opt (fira): Remove.
31788 * ira.c: Include except.h.
31789 (eliminable_regset): Move from global.c.
31790 (mark_elimination): Ditto. Remove flag_ira.
31791 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
31792 equiv_mem_modified, validate_equiv_mem_from_store,
31793 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
31794 contains_replace_regs, memref_referenced_p, memref_used_between_p,
31795 no_equiv, recorded_label_ref): Move from local-alloc.c.
31796 (update_equiv_regs): Ditto. Make it static.
31797 (print_insn_chain, print_insn_chains): Move it from global.c.
31798 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
31799 (build_insn_chain): Ditto. Make it static.
31800 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
31801 Rename to init_live_subregs.
31802 (gate_ira): Remove flag_ira.
31804 * regclass.c: Rename reginfo.c. Change file description.
31805 (FORBIDDEN_INC_DEC_CLASSES): Remove.
31806 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
31807 (init_reg_sets_1): Remove code for evaluation of
31808 reg_class_superclasses and losing_caller_save_reg_set.
31809 (init_regs): Remove init_reg_autoinc.
31810 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
31811 ok_for_base_p_nonstrict): Remove.
31812 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
31813 (pass_regclass_init): Rename to pass_reginfo_init. Modify
31814 corresponding entries.
31815 (dump_regclass, record_operand_costs, scan_one_insn,
31816 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
31817 record_address_regs, auto_inc_dec_reg_p): Remove.
31818 (gt-regclass.h): Rename to gt-reginfo.h.
31820 * rtl.h (dump_global_regs, retry_global_alloc,
31821 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
31823 * Makefile.in (RA_H): Remove.
31824 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
31825 Rename regclass.o to reginfo.o.
31826 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
31828 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
31829 (GTFILES): Rename regclass.c to reginfo.c.
31831 * passes.c (init_optimization_passes): Remove pass_local_alloc and
31832 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
31834 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31835 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
31837 (finish_spills): Ditto. Remove code for !flag_ira.
31839 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
31841 PR middle-end/35854
31842 * doc/invoke.texi (rtl debug options): Complete rewrite.
31843 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
31845 * mode-switching.c (pass_mode_switching): Rename pass from
31846 "mode-sw" to "mode_sw".
31847 * except.c (pass_convert_to_eh_ranges): Rename pass from
31848 "eh-ranges" to "eh_ranges".
31849 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
31853 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
31854 Alexander Monakov <amonakov@ispras.ru>
31856 PR middle-end/38857
31857 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
31859 (move_exprs_to_boundary): Change return type and pass through
31860 should_move from move_op. Relax assert. Update usage ...
31861 (schedule_expr_on_boundary): ... here. Use should_move instead of
31863 (move_op_orig_expr_found): Indicate that insn was disconnected from
31865 (code_motion_process_successors): Do not call after_merge_succs
31866 callback if original expression was not found when traversing any of
31868 (code_motion_path_driver): Change return type. Update prototype.
31869 (move_op): Update comment. Add a new parameter (should_move). Update
31870 prototype. Set *should_move based on indication provided by
31871 move_op_orig_expr_found.
31873 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
31875 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
31876 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
31877 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
31878 * config/rs6000/rs6000.c (rs6000_override_options): Default
31879 avoid-indexed-addresses on for Power6, off for everything else.
31880 (avoiding_indexed_address_p): New function.
31881 (rs6000_legitimize_address): Use it.
31882 (rs6000_legitimate_address): Likewise.
31883 * config/rs6000/rs6000.md (movXX_updateX): Likewise
31885 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
31887 PR tree-optimization/38997
31888 * tree-loop-distribution.c (generate_memset_zero): Use
31889 POINTER_PLUS_EXPR for a pointer addition.
31891 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
31893 * config/s390/s390.md (bswap<mode>2): New pattern added.
31895 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31897 * config/s390/s390.md (*tls_load_31): Added type attribute.
31899 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31901 * config/s390/s390.md: Fix a few comments.
31903 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31905 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
31906 (*tm<mode>_full): Fixed z10prop attribute.
31907 (*tst<mode>_extimm): Fixed z10prop attribute.
31908 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
31909 (*tstqiCCT_cconly): Fixed z10prop attribute.
31910 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
31911 (*movsi_larl): Fixed z10prop attribute.
31912 (*movsi_zarch): Fixed z10prop attribute.
31913 (*movsi_eas): Fixed z10prop attribute.
31914 (*movhi): Fixed z10prop attribute.
31915 (*movqi): Fixed z10prop attribute.
31916 (*movstrictqi): Fixed z10prop attribute.
31917 (*mov<mode>): Fixed z10prop attribute.
31918 (*movcc): Fixed z10prop attribute.
31919 (*sethighpartdi_64): Fixed z10prop attribute.
31920 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
31921 (*negdi2_sign_cc): Fixed z10prop attribute.
31922 (*negdi2_sign): Fixed z10prop attribute.
31923 (*absdi2_sign_cc): Fixed z10prop attribute.
31924 (*absdi2_sign): Fixed z10prop attribute.
31925 (*negabsdi2_sign_cc): Fixed z10prop attribute.
31926 (*negabsdi2_sign): Fixed z10prop attribute.
31927 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
31928 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
31929 (doloop_si64): Fixed z10prop attribute.
31930 (doloop_si31): Fixed z10prop attribute.
31931 (doloop_long): Fixed z10prop attribute.
31932 (indirect_jump): Fixed z10prop attribute.
31933 (nop): Fixed z10prop attribute.
31934 (main_base_64): Fixed z10prop attribute.
31935 (reload_base_64): Fixed z10prop attribute.
31937 2009-01-28 Jakub Jelinek <jakub@redhat.com>
31939 PR rtl-optimization/38740
31940 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
31942 * config/mips/mips.c (mips_reorg): Likewise.
31944 2009-01-28 Richard Guenther <rguenther@suse.de>
31946 PR tree-optimization/38926
31947 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
31948 with the correct value id to a value.
31949 (do_regular_insertion): Use the value number of edoubleprime
31950 for the value number of the expr.
31953 2008-08-21 Richard Guenther <rguenther@suse.de>
31955 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
31956 a PHI ask VN if it is already available.
31957 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
31958 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
31960 2009-01-28 Jakub Jelinek <jakub@redhat.com>
31962 PR middle-end/38934
31963 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
31964 set to varying whenever max has TREE_OVERFLOW set, similarly
31965 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
31967 2009-01-28 Richard Guenther <rguenther@suse.de>
31969 PR middle-end/38908
31970 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
31971 uninitialized aggregate uses in call arguments.
31973 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
31975 PR tree-optimization/38984
31976 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
31977 the nothing_id variable if -fno-delete-null-pointer-checks.
31979 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
31982 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
31983 (set_got_offset_rex64): Ditto.
31985 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
31988 * doc/extend.texi: Improve local variable with asm reg.
31990 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
31992 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
31993 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
31994 was not supplied then set warn_packed_bitfield_compat to the
31995 default value of 1.
31996 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
31999 2009-01-27 Richard Guenther <rguenther@suse.de>
32001 PR tree-optimization/38503
32002 * cfgexpand.c (expand_gimple_basic_block): Ignore
32003 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
32004 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
32005 variables that cannot have TBAA applied.
32006 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
32009 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
32011 PR middle-end/38969
32012 * calls.c (initialize_argument_information): Do not wrap complex
32013 arguments in SAVE_EXPR.
32015 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
32017 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
32018 (INSTALL_LIBGCC): Revert typo commit.
32020 2009-01-26 Richard Guenther <rguenther@suse.de>
32022 PR tree-optimization/38745
32023 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
32024 from special handling.
32026 2009-01-26 Richard Guenther <rguenther@suse.de>
32028 PR tree-optimization/38745
32029 * tree-ssa.c (execute_update_addresses_taken): Do not include
32030 variables that cannot possibly be a register in not_reg_needs.
32031 Do not clear TREE_ADDRESSABLE on vars that may not become
32033 * tree-ssa.c (update_alias_info_1): Include those in the set
32034 of addressable vars.
32036 2009-01-26 Richard Guenther <rguenther@suse.de>
32038 PR middle-end/38851
32039 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
32040 * tree-ssa-dse.c: Include langhooks.h
32041 (execute_simple_dse): Remove stores with zero size.
32043 2009-01-24 Jakub Jelinek <jakub@redhat.com>
32046 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
32049 2009-01-24 Julian Brown <julian@codesourcery.com>
32051 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
32052 config/arm/linux-atomic.c.
32053 * config/arm/linux-atomic.c: New.
32055 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
32057 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
32058 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
32059 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
32061 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
32064 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
32067 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
32069 PR tree-optimization/38953
32070 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
32071 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
32072 (gloog): Split the exit of the scop when the scop exit is a loop exit.
32073 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
32076 2009-01-24 Paul Brook <paul@codesourcery.com>
32078 * config/arm/neon.md (neon_type): Move to arm.md.
32079 (neon_mov<VSTRUCT>): Add neon_type attribute.
32080 * config/arm/arm.md (neon_type): Move to here.
32081 (conds): Add "unconditioal" and use as default for NEON insns.
32083 2009-01-24 Ben Elliston <bje@au.ibm.com>
32085 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
32086 void *' warning from -Wc++-compat.
32087 * Makefile.in (dominance.o-warn): Remove.
32089 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
32091 PR tree-optimization/38932
32092 * fold-const.c (fold_unary_ignore_overflow): New.
32093 * tree.h (fold_unary_ignore_overflow): Declare.
32094 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
32095 * tree-ssa-sccvn.c (visit_reference_op_load,
32096 simplify_unary_expression): Likewise.
32098 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
32100 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
32101 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
32102 regardless of their type.
32103 * c-common.c (handle_packed_attribute): Don't ignore packed on
32105 * c.opt (Wpacked-bitfield-compat): New warning option.
32106 * stor-layout.c (place_field): Warn if offset of a field changed.
32107 * doc/extend.texi (packed): Mention the ABI change.
32108 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
32109 (Warning Options): Add it to the list.
32111 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
32113 * c-opts.c (c_common_post_options): Fix a typo in comments.
32115 2009-01-22 Steve Ellcey <sje@cup.hp.com>
32117 PR middle-end/38615
32118 * gimplify.c (gimplify_init_constructor): Fix promotion of const
32119 variables to static.
32120 * doc/invoke.texi (-fmerge-all-constants): Update description.
32122 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
32125 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
32126 (*movdi_1_rex64): Use type "mmx" for alternative 5.
32128 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
32130 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
32132 (LOCAL_ALIGNMENT): Similarly.
32134 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
32135 Joseph Myers <joseph@codesourcery.com>
32137 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
32138 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
32139 * config/arm/arm-tune.md: Regenerate.
32140 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
32143 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
32145 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
32146 version number to five.
32148 2009-01-22 Dodji Seketeli <dodji@redhat.com>
32151 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
32152 * c-common.c (set_underlying_type): Likewise.
32153 (is_typedef_decl ): Likewise
32155 (set_underlying_type): Likewise.
32156 (is_typedef_type): Likewise.
32158 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
32160 PR middle-end/38587
32161 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
32164 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
32167 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
32168 (LIBGCC_SPEC): Don't define.
32169 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
32171 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
32173 PR rtl-optimization/38879
32174 * alias.c (base_alias_check): Unaligned access via AND address can
32175 alias all surrounding object types except those with sizes equal
32176 or wider than the size of unaligned access.
32178 2009-01-21 Dodji Seketeli <dodji@redhat.com>
32181 * c-decl.c (clone_underlying_type): Move this ...
32182 * c-common.c (set_underlying_type): ... here.
32183 Also, make sure the function properly sets TYPE_STUB_DECL() on
32184 the newly created typedef variant type.
32185 (is_typedef_decl ): New entry point.
32186 * tree.h: Added a new member member_types_needing_access_check to
32187 struct tree_decl_non_common.
32188 (set_underlying_type): New entry point.
32189 (is_typedef_type): Likewise.
32191 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
32193 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
32194 Check whether two instructions have memory references that
32195 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
32196 are helper functions for traversing.
32197 * alias.h (insn_alias_sets_confilict_p): New prototypes.
32198 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
32199 not to draw dependency edge for instructions with non-conflicting
32202 2009-01-20 Joseph Myers <joseph@codesourcery.com>
32205 * longlong.h: Update copyright years. Use soft-fp license notice.
32206 Sync __clz_tab declaration with glibc.
32208 2009-01-20 Steve Ellcey <sje@cup.hp.com>
32211 * doc/extend.texi (syscall_linkage): New.
32212 (version_id): Modify.
32214 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
32215 Richard Guenther <rguenther@suse.de>
32217 PR tree-optimization/38747
32218 PR tree-optimization/38748
32219 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
32220 conversion if the base address is an indirect reference and the
32221 aliasing sets could cause issues.
32223 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
32225 * common.opt (fgraphite, fgraphite-identity): Add comment for
32226 explaining why these options are not documented.
32228 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
32230 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
32231 gimple_call_lhs is NULL.
32233 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
32236 * emit-rtl.c (adjust_address_1): Make sure memref is never
32239 2009-01-20 Ben Elliston <bje@au.ibm.com>
32241 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
32242 const qualifier from arg parameter. Remove unnecessary cast to char *.
32243 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
32244 const qualifier from arg 2.
32246 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
32248 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
32250 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
32253 * rtl.h (reinit_regs): New prototype.
32254 * regclass.c: Include ira.h.
32255 (reinit_regs): New.
32256 * Makefile.in (regclass.o): Add ira.h.
32257 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
32259 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
32262 * c-common.c (handle_aligned_attribute): Use
32263 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
32264 default alignment value.
32266 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
32268 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
32269 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
32271 * doc/extend.texi: Update __attribute__ ((aligned)). Document
32272 __BIGGEST_ALIGNMENT__.
32274 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
32276 2009-01-18 Richard Guenther <rguenther@suse.de>
32278 PR tree-optimization/38819
32279 * tree-flow.h (operation_could_trap_helper_p): Declare.
32280 * tree-eh.c (operation_could_trap_helper_p): Export.
32281 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
32282 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
32283 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
32284 are about to insert a possibly trapping instruction and fail
32287 2009-01-18 Andreas Schwab <schwab@suse.de>
32289 * doc/install.texi (Configuration): Remove obsolete paragraph
32290 about use of --with-gnu-ld with --with-gnu-as.
32292 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
32294 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
32295 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
32296 Follow spelling conventions.
32298 2009-01-18 Ben Elliston <bje@au.ibm.com>
32300 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
32301 C++ warning about implicit conversion from void * to struct
32303 (bitmap_obstack_free): Likewise for bitmap_element *.
32304 * Makefile.in (bitmap.o-warn): Remove.
32306 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
32308 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
32310 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
32311 Tobias Grosser <tobi.grosser@amd.com>
32313 * graphite.c (graphite_trans_scop_block): Do not block single
32316 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
32318 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
32319 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
32320 test with assertion.
32322 2009-01-16 Richard Guenther <rguenther@suse.de>
32324 PR tree-optimization/38835
32325 PR middle-end/36227
32326 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
32327 and INT + PTR -> (INT)(PTR p+ INT) folding.
32328 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
32330 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
32333 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
32334 the subreg from a lowpart subreg if it is also casting the value.
32336 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
32337 Tobias Grosser <tobi.grosser@amd.com>
32339 * graphite.c (compare_prefix_loops): New.
32340 (build_scop_canonical_schedules): Rewritten.
32341 (graphite_transform_loops): Move build_scop_canonical_schedules
32342 after build_scop_iteration_domain.
32344 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
32345 Tobias Grosser <tobi.grosser@amd.com>
32347 * graphite.c (add_conditions_to_domain): Add the loops to
32348 the dimension of the iteration domain. Do copy the domain
32349 only when it exists.
32350 (build_scop_conditions_1): Do not call add_conditions_to_domain.
32351 (add_conditions_to_constraints): New.
32352 (can_generate_code_stmt, can_generate_code): Removed.
32353 (gloog): Do not call can_generate_code.
32354 (graphite_transform_loops): Call add_conditions_to_constraints
32355 after building the iteration domain.
32357 2009-01-16 Jakub Jelinek <jakub@redhat.com>
32359 PR tree-optimization/38789
32360 * tree-ssa-threadedge.c
32361 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
32362 __builtin_constant_p.
32364 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
32366 * dce.c (delete_unmarked_insns): Reversed the order that insns are
32367 examined before deleting them.
32369 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
32371 * function.c (aggregate_value_p): Correctly extract the function
32372 type from CALL_EXPR_FN lookup.
32374 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
32376 * config/picochip/picochip.c (picochip_override_options): Revert
32377 CFI asm flag disable commited previously.
32379 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
32380 Tobias Grosser <tobi.grosser@amd.com>
32381 Jan Sjodin <jan.sjodin@amd.com>
32383 * graphite.c (scan_tree_for_params): On substractions negate
32384 all the coefficients of the term.
32385 (clast_to_gcc_expression_red): New. Handle reduction expressions
32386 of more than two operands.
32387 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
32388 (get_vdef_before_scop): Handle also the case of default definitions.
32390 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
32392 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
32393 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
32394 Also use them when walking CALL_INSN_FUNCTION_USAGE.
32396 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
32397 Joey Ye <joey.ye@intel.com>
32399 PR middle-end/37843
32400 * cfgexpand.c (expand_stack_alignment): Don't update stack
32401 boundary nor check incoming stack boundary here.
32402 (gimple_expand_cfg): Update stack boundary and check incoming
32403 stack boundary here.
32405 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
32407 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
32409 2009-01-14 Jakub Jelinek <jakub@redhat.com>
32411 PR rtl-optimization/38245
32412 * calls.c (expand_call): Add stack arguments to
32413 CALL_INSN_FUNCTION_USAGE even for pure calls (when
32414 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
32415 in regs and partially in memory or BLKmode arguments.
32416 (emit_library_call_value_1): Add stack arguments to
32417 CALL_INSN_FUNCTION_USAGE even for pure calls (when
32418 ACCUMULATE_OUTGOING_ARGS).
32419 * dce.c: Include tm_p.h.
32420 (find_call_stack_args): New function.
32421 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
32423 (mark_insn): Call find_call_stack_args for CALL_Ps.
32424 (prescan_insns_for_dce): Walk insns backwards in bb rather than
32425 forwards. Allocate and free arg_stores bitmap if needed, pass it
32426 down to deletable_insn_p, don't mark stores set in arg_stores
32427 bitmap, clear the bitmap at the beginning of each bb.
32428 * Makefile.in (dce.o): Depend on $(TM_P_H).
32430 2009-01-14 Michael Meissner <gnu@the-meissners.org>
32433 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
32434 to make sure the insn is a conditional test (bug 22599). Reformat a
32437 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
32439 PR middle-end/38431
32440 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
32441 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
32442 (gloog): Do not call cleanup_tree_cfg.
32443 (graphite_transform_loops): Call cleanup_tree_cfg after all
32444 scops have been code generated.
32446 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
32447 * doc/gty.texi (Invoking the garbage collector): Added new node
32448 and section documenting ggc_collect.
32450 2009-01-14 Richard Guenther <rguenther@suse.de>
32452 PR tree-optimization/38826
32453 PR middle-end/38477
32454 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
32455 initialization notes only if we actually emitted a warning.
32456 (intra_create_variable_infos): Add constraints for a result decl
32457 that is passed by hidden reference.
32458 (build_pred_graph): Mark all related variables non-direct on
32461 2009-01-14 Nick Clifton <nickc@redhat.com>
32463 * ira-conflicts.c: Include addresses.h for the definition of
32465 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
32466 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
32468 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
32471 * Makefile.in (ira-lives.o): Add except.h.
32473 * ira-lives.c: Include except.h.
32474 (process_bb_node_lives): Process can_throw_internal.
32476 2009-01-13 Jakub Jelinek <jakub@redhat.com>
32478 PR rtl-optimization/38774
32479 * combine.c (simplify_set): When undoing cc_use change, don't do
32480 PUT_CODE on the newly created comparison, but instead put back the
32483 2009-01-13 Joseph Myers <joseph@codesourcery.com>
32485 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
32486 values. Remove duplicate arm8 entry.
32488 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
32490 PR tree-optimization/38786
32491 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
32492 the SSA_NAME case of expand_scalar_variables_expr.
32493 Set the type of an expression to the type of its assign statement.
32494 (expand_scalar_variables_expr): Also gather the scalar computation
32495 used to index the memory access. Do not pass loop_p.
32496 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
32497 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
32498 the gimple_stmt_iterator where it inserts new code.
32499 Do not pass loop_p.
32500 (copy_bb_and_scalar_dependences): Do not pass loop_p.
32501 (translate_clast): Update call to copy_bb_and_scalar_dependences.
32503 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
32505 * graphite.h (debug_value): Removed.
32506 * graphite.c (debug_value): Removed.
32508 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
32510 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
32511 ldrd/strd with two 32-bit instructions.
32513 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
32515 * config/arm/arm.c (struct processors): Pass for speed down into
32516 cost helper functions.
32517 (const_ok_for_op): Handle COMPARE and inequality nodes.
32518 (arm_rtx_costs_1): Rewrite.
32519 (arm_size_rtx_costs): Update prototype.
32520 (arm_rtx_costs): Pass speed down to helper functions.
32521 (arm_slowmul_rtx_costs): Rework cost calculations.
32522 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
32523 (arm_9e_rtx_costs): Likewise.
32525 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
32527 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
32528 relocations of local symbols wider than UNITS_PER_WORD are not valid.
32529 (alpha_legitimize_address): Do not split local symbols wider than
32530 UNITS_PER_WORD into HIGH/LO_SUM parts.
32532 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
32535 * gcc.c (process_command): Replace call to execvp with calls
32536 to pex_one and exit.
32538 2009-01-03 Anatoly Sokolov <aesok@post.ru>
32541 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
32542 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
32543 variant for devices with 3-byte PC.
32544 (__tablejump_elpm__): New.
32546 2009-01-12 Jakub Jelinek <jakub@redhat.com>
32549 * c-parser.c (c_parser_postfix_expression): Allow `->' in
32550 offsetof member-designator, handle it as `[0].'.
32552 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32554 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
32555 function when not using named sections on targets with named sections
32556 if branch distance is less than 262132.
32558 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
32560 * combine.c (combine_instructions): Recompute
32561 optimize_this_for_speed_p for each BB in the main combine loop.
32563 2009-01-12 Tomas Bily <tbily@suse.cz>
32566 * tree-loop-distribution.c (prop_phis): New function.
32567 (generate_builtin): Call prop_phis.
32569 2009-01-12 Jakub Jelinek <jakub@redhat.com>
32571 PR tree-optimization/38807
32572 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
32573 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
32575 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
32577 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
32578 subreg of op0 to the original op0.
32580 2009-01-11 Laurent GUERBY <laurent@guerby.net>
32582 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
32584 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
32587 * mips-tfile.c (parse_def): Fix parsing of def strings
32588 starting with digits.
32590 2009-01-10 Jakub Jelinek <jakub@redhat.com>
32593 * config/arm/arm.c (arm_is_long_call_p): Don't call
32594 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
32596 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
32598 * regrename.c (regrename_optimize): Fix dumping.
32599 (find_oldest_value_reg): Preserve REG_POINTER.
32600 (copy_hardreg_forward_1): Likewise.
32602 2009-01-09 Diego Novillo <dnovillo@google.com>
32604 * gimple.h (struct gimple_statement_base) <uid>: Document
32605 the restrictions on its use.
32606 (gimple_uid): Tidy.
32607 (gimple_set_uid): Tidy.
32609 2009-01-09 Jakub Jelinek <jakub@redhat.com>
32611 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
32612 zero guard even if align_bytes != 0 and count is smaller than
32615 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
32617 PR rtl-optimization/38495
32618 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
32619 (add_range_and_copies_from_move_list): Print all added ranges.
32620 Add ranges to memory optimized destination.
32622 2009-01-09 Jakub Jelinek <jakub@redhat.com>
32626 * config/i386/i386.c (override_options): Reject
32627 -mstringop-strategy=rep_8byte with -m32.
32628 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
32629 to 1. Do count comparison against epilogue_size_needed at compile
32630 time even when count_exp was constant forced into register. For
32631 size_needed don't jump to epilogue, instead just avoid aligning
32632 and invoke the body algorithm. If need_zero_guard, add zero guard
32633 even if count is non-zero, but smaller than size_needed + number of
32634 bytes that could be stored for alignment.
32635 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
32636 to 1. If need_zero_guard, add zero guard even if count is non-zero,
32637 but smaller than size_needed + number of bytes that could be stored
32638 for alignment. Compare size_needed with epilogue_size_needed instead
32639 of desired_align - align, don't adjust size_needed, pass
32640 epilogue_size_needed to the epilogue expanders.
32643 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
32645 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32647 * pa.c (last_address): Change to unsigned.
32648 (update_total_code_bytes): Change argument to unsigned. Don't
32649 check if insn addresses are set.
32650 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
32651 addresses are not set.
32652 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
32654 2009-01-09 Nick Clifton <nickc@redhat.com>
32656 * config/sh/symbian.c: Replace uses of DECL_INLINE with
32657 DECL_DECLARED_INLINE_P.
32659 2009-01-09 Jakub Jelinek <jakub@redhat.com>
32661 PR middle-end/38347
32662 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
32663 GET_MODE (op0) in operand_subword_force calls.
32665 PR middle-end/38771
32666 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
32667 fold_convert arg0 operands to TREE_TYPE (op0) first.
32669 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
32671 * params.def (ira-max-conflict-table-size): Decrease default value
32674 2009-01-08 Jakub Jelinek <jakub@redhat.com>
32676 PR tree-optimization/37031
32677 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
32679 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
32680 allocate it using gc instead of heap, use VEC_quick_push instead of
32682 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
32683 instead of heap, use VEC_quick_push instead of VEC_safe_push.
32684 * tree-data-ref.h (struct access_matrix): Change matrix to gc
32685 allocated vector from heap allocated.
32686 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
32687 * tree-loop-linear.c (linear_transform_loops): Allocate nest
32688 vector only after perfect_loop_nest_depth call.
32690 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
32691 Jan Sjodin <jan.sjodin@amd.com>
32693 PR tree-optimization/38559
32694 * graphite.c (debug_value, copy_constraint,
32695 swap_constraint_variables, scale_constraint_variable, ): New.
32696 (get_lower_bound, get_upper_bound): Removed.
32697 (graphite_trans_bb_strip_mine): Clean up this code that works
32698 only for constant number of iterations. Fully copy upper and
32699 lower bound constraints, not only the constant part of them.
32700 * graphite.h (debug_value): Declared.
32702 2009-01-08 Ira Rosen <irar@il.ibm.com>
32704 PR tree-optimization/37194
32705 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
32706 Don't add the cost of cost model guard in prologue to scalar
32707 outside cost in case of known number of iterations.
32709 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
32710 Alan Modra <amodra@bigpond.net.au>
32712 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
32713 non-word-aligned REG+CONST addressing.
32715 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
32718 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
32719 free_after_compilation when outputting a thunk.
32720 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
32721 Do not call free_after_compilation here.
32723 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
32725 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
32726 (ix86_valid_target_attribute_inner_p): Ditto.
32728 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
32730 PR tree-optimization/38492
32731 PR tree-optimization/38498
32732 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
32733 * tree-chrec.h (scev_is_linear_expression): Declared.
32734 * graphite.c (graphite_cannot_represent_loop_niter): New.
32735 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
32736 (graphite_loop_normal_form): Use gcc_assert.
32737 (scan_tree_for_params): Use CASE_CONVERT.
32738 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
32739 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
32740 Use gcc_assert. Discard scops that contain unhandled cases.
32741 (build_scop_conditions): Return a boolean status for unhandled cases.
32742 (strip_mine_profitable_p): Print the loop number, not its depth.
32743 (is_interchange_valid): Pass the depth of the loop nest, don't
32744 recompute it wrongly.
32745 (graphite_trans_bb_block): Same.
32746 (graphite_trans_bb_block): Print tentative of loop blocking.
32747 (graphite_trans_scop_block): Do not print that the loop has been
32749 (graphite_transform_loops): Do not handle scops that contain condition
32752 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
32754 AVX Programming Reference (December, 2008)
32755 * config/i386/avxintrin.h (_mm256_stream_si256): New.
32756 (_mm256_stream_pd): Likewise.
32757 (_mm256_stream_ps): Likewise.
32759 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
32760 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
32761 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
32762 (bdesc_special_args): Add __builtin_ia32_movntdq256,
32763 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
32764 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
32765 (ix86_expand_special_args_builtin): Likewise.
32767 * config/i386/sse.md (AVXMODEDI): New.
32768 (avx_movnt<mode>): Likewise.
32769 (avx_movnt<mode>): Likewise.
32770 (<sse>_movnt<mode>): Remove AVX support.
32771 (sse2_movntv2di): Likewise.
32773 2009-01-07 Richard Guenther <rguenther@suse.de>
32775 PR middle-end/38751
32776 * fold-const.c (extract_muldiv): Remove obsolete comment.
32777 (fold_plusminus_mult_expr): Undo MINUS_EXPR
32778 to PLUS_EXPR canonicalization for the canonicalization.
32780 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
32782 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
32783 hosted cross-compilers generating less efficient code.
32785 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
32787 * function.h (rtl_data): Add a dbr_scheduled_p field.
32788 * reorg.c (dbr_schedule): Set it.
32789 (gate_handle_delay_slots): Check it.
32790 * config/mips/mips.c (mips_base_delayed_branch): Delete.
32791 (mips_reorg): Check flag_delayed_branch instead of
32792 mips_base_delayed_branch.
32793 (mips_override_options): Don't set mips_base_delayed_branch
32794 or flag_delayed_branch.
32796 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
32798 PR rtl-optimization/38426.
32799 * ira.c (ira): Set current_function_is_leaf earlier.
32801 2009-01-06 Jakub Jelinek <jakub@redhat.com>
32803 PR rtl-optimization/38722
32804 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
32805 too early, only set a flag and modify after last possible
32808 2009-01-06 Janis Johnson <janis187@us.ibm.com>
32811 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
32812 * real.c (decimal_single_format): Correct values of emin and emax.
32813 (decimal_double_format): Ditto.
32814 (decimal_quad_format): Ditto.
32815 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
32816 computation of DECnn_MIN and DECnn_MAX for corrected values of
32817 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
32818 __DECnn_MIN__, and adjust its computation for the corrected value
32821 2009-01-06 Jan Hubicka <jh@suse.cz>
32824 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
32826 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
32828 * doc/contrib.texi (Contributors): Slightly adjust the end note.
32829 Add Robert Clark to the list of testers.
32831 2009-01-06 Jan Hubicka <jh@suse.cz>
32832 Kai Tietz <kai.tietz@onevision.com>
32834 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
32835 * config/i386/i386.c (ix86_expand_call): Add clobbers.
32837 2009-01-06 Jan Hubicka <jh@suse.cz>
32838 Kai Tietz <kai.tietz@onevision.com>
32840 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
32842 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
32843 (ix86_nsaved_regs): Count only general purpose regs.
32844 (ix86_nsaved_sseregs): New.
32845 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
32846 to 16 for w64; compute padding and size of sse reg save area.
32847 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
32848 general purpose regs.
32849 (ix86_emit_save_sse_regs_using_mov): New.
32850 (ix86_expand_prologue): Save SSE regs if needed.
32851 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
32852 (ix86_emit_restore_sse_regs_using_mov): New.
32853 (ix86_expand_epilogue): Save SSE regs if needed.
32855 2009-01-06 Jan Hubicka <jh@suse.cz>
32856 Kai Tietz <kai.tietz@onevision.com>
32858 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
32859 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
32860 functions when accumulate outgoing args is off.
32862 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
32865 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
32866 before using pseudos_have_intersected_live_ranges_p.
32868 * ira-int.h (ira_assert): Always define.
32870 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
32872 AVX Programming Reference (December, 2008)
32873 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
32874 (_mm256_permute2_pd): Likewise.
32875 (_mm_permute2_ps): Likewise.
32876 (_mm256_permute2_ps): Likewise.
32877 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
32878 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
32880 * config/i386/i386.c (ix86_builtins): Remove
32881 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
32882 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
32883 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
32884 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
32885 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
32886 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
32887 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
32888 __builtin_ia32_vpermil2ps256.
32889 (ix86_init_mmx_sse_builtins): Updated.
32890 (ix86_expand_args_builtin): Likewise.
32892 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32894 * pa.c (output_call): Relocate non-jump insns in the delay slot of
32895 long absolute calls when generating PA 2.0 code.
32897 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
32899 PR rtl-optimization/38583
32900 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
32902 * params.def (ira-max-conflict-table-size): New.
32904 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
32906 * ira.h (ira_conflicts_p): New external definition.
32908 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
32909 table. Report this. Return result of building.
32910 (ira_build_conflicts): Use ira_conflicts_p. Check result of
32911 building conflict table.
32913 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
32914 (ira_color): Use ira_conflicts_p.
32916 * global.c: Include ira.h.
32917 (pseudo_for_reload_consideration_p, build_insn_chain): Use
32920 * Makefile.in (global.o): Add ira.h.
32922 * ira-build.c (mark_all_loops_for_removal,
32923 propagate_some_info_from_allocno): New.
32924 (remove_unnecessary_allocnos): Call
32925 propagate_some_info_from_allocno.
32926 (remove_low_level_allocnos): New.
32927 (remove_unnecessary_regions): Add parameter. Call
32928 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
32929 parameter to remove_unnecessary_regions.
32930 (ira_build): Remove all regions but root if the conflict table was
32931 not built. Update conflict hard regs for allocnos crossing calls.
32933 * ira.c (ira_conflicts_p): New global.
32934 (ira): Define and use ira_conflicts_p.
32936 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
32937 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
32938 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
32940 2009-01-06 Ben Elliston <bje@au.ibm.com>
32942 * gengtype-lex.l (YY_NO_INPUT): Define.
32944 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
32947 * c-common.c (handle_vector_size_attribute): Also reject
32948 BOOLEAN_TYPE types.
32950 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
32952 PR tree-optimization/38492
32953 * graphite.c (rename_map_elt, debug_rename_elt,
32954 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
32955 rename_map_elt_info, eq_rename_map_elts,
32956 get_new_name_from_old_name, bb_in_sese_p): Moved around.
32957 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
32958 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
32959 (sese_build_livein_liveouts): New.
32960 (new_sese, free_sese): New.
32961 (new_scop): Call new_sese.
32962 (free_scop): Call free_sese.
32963 (rename_variables_from_edge, rename_phis_end_scop): Removed.
32964 (register_old_new_names): Renamed register_old_and_new_names.
32965 (register_scop_liveout_renames, add_loop_exit_phis,
32966 insert_loop_close_phis, struct igp,
32967 default_liveout_before_guard, add_guard_exit_phis,
32968 insert_guard_phis, copy_renames): New.
32969 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
32970 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
32971 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
32972 (scop_adjust_phis_for_liveouts): New.
32973 (gloog): Call scop_adjust_phis_for_liveouts.
32975 * graphite.h (struct sese): Documented. Added fields liveout,
32976 num_ver and livein.
32977 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
32978 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
32979 (struct scop): Added field liveout_renames.
32980 (SCOP_LIVEOUT_RENAMES): New.
32982 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
32984 PR tree-optimization/38510
32985 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
32986 (translate_clast): Call recompute_all_dominators before
32988 (gloog): Call recompute_all_dominators before graphite_verify.
32990 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
32991 Jan Sjodin <jan.sjodin@amd.com>
32993 PR tree-optimization/38500
32994 * graphite.c (create_sese_edges): Call fix_loop_structure after
32997 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
32999 * config.gcc: Add m32r*-*-rtems*.
33000 * config/m32r/rtems.h: New file.
33002 2009-01-05 Ben Elliston <bje@au.ibm.com>
33004 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
33005 (.po.pox): Likewise.
33006 (po/gcc.pot): Likewise.
33008 2009-01-04 David S. Miller <davem@davemloft.net>
33010 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
33011 (STARTING_FRAME_OFFSET): Always set to zero.
33013 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33015 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
33016 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
33017 fixed-point types, and vectors of the same.
33019 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33021 * config/mips/sync.md (*mb_barrier): Rename to...
33022 (*memory_barrier): ...this.
33024 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
33026 * doc/extend.texi (Function Attributes): Move @cindex after @item
33027 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
33028 and put in alphabetical order. Fix 'target' name and put in order.
33029 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
33032 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
33034 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
33035 (memory_barrier): Expand as unspec instead of unspec_volatile.
33036 Remove mem:BLK from insn operands. Use Pmode scratch register.
33037 (*memory_barrier): Define as unspec instead of unspec_volatile.
33038 Use (match_dup 0) as input operand.
33040 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
33041 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
33042 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
33043 scratch register. Remove operand 1.
33044 (*stbar): Define as unspec instead of unspec_volatile.
33045 Use (match_dup 0) as input operand, remove (const_int 8).
33046 (*membar): Define as unspec instead of unspec_volatile.
33047 Use (match_dup 0) as input operand, remove input operand 2.
33049 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
33050 (memory_barrier): Expand as unspec instead of unspec_volatile.
33051 Remove mem:BLK from insn operands. Use Pmode scratch register.
33052 (*memory_barrier): Define as unspec instead of unspec_volatile.
33053 Use (match_dup 0) as input operand.
33055 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
33056 Remove mem:BLK from insn operands. Use Pmode scratch register.
33057 Set volatile flag on operand 0.
33058 (*memory_barrier): New insn pattern.
33060 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
33062 (*memory_barrier): Use (match_dup 0) as input operand.
33064 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
33065 Remove mem:BLK from insn operands. Use Pmode scratch register.
33066 Set volatile flag on operand 0.
33067 (*mb_internal): New insn pattern.
33069 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
33071 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
33073 PR middle-end/38586
33074 * function.c (struct temp_slot): Move to the section of the file
33075 that deals with temp slots. Remove field 'address'.
33076 (temp_slot_address_table): New hash table of address -> temp slot.
33077 (struct temp_slot_address_entry): New struct, items for the table.
33078 (temp_slot_address_compute_hash, temp_slot_address_hash,
33079 temp_slot_address_eq, insert_temp_slot_address): Support functions
33081 (find_temp_slot_from_address): Rewrite to use the new hash table.
33082 (remove_unused_temp_slot_addresses): Remove addresses of temp
33083 slots that have been made available.
33084 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
33085 worker function for remove_unused_temp_slot_addresses.
33086 (assign_stack_temp_for_type): Don't clear the temp slot address list.
33087 Add the temp slot address to the address -> temp slot map.
33088 (update_temp_slot_address): Update via insert_temp_slot_address.
33089 (free_temp_slots): Call remove_unused_temp_slot_addresses.
33090 (pop_temp_slots): Likewise.
33091 (init_temp_slots): Allocate the address -> temp slot map, or empty
33092 the map if it is already allocated.
33093 (prepare_function_start): Initialize temp slot processing.
33095 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
33097 PR middle-end/38584
33098 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
33099 Calculate the size of all stack vars assuming no packing of stack
33100 vars will happen, replacing a quadratic algorithm with a linear one.
33102 2009-01-03 Jakub Jelinek <jakub@redhat.com>
33105 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
33108 2009-01-03 Diego Novillo <dnovillo@google.com>
33110 * doc/contrib.texi: Update contributions.
33112 2009-01-03 Jakub Jelinek <jakub@redhat.com>
33115 * builtins.c (fold_builtin_memory_op): Give up if either operand
33116 is volatile. Set srctype or desttype to non-qualified version
33120 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
33121 and FUNCTION_DECLs.
33123 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
33125 PR rtl-optimization/35805
33126 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
33127 problem if fast dce is able to remove any instructions.
33128 * dce.c (dce_process_block): Fix dump message.
33130 2009-01-02 Mark Mitchell <mark@codesourcery.com>
33133 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
33135 2009-01-02 Jakub Jelinek <jakub@redhat.com>
33137 PR middle-end/38690
33138 * tree-flow.h (op_code_prio, op_prio): New prototypes.
33139 * tree-pretty-print.c (op_code_prio): New function.
33140 (op_prio): No longer static. Use op_code_prio.
33141 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
33142 Use op_prio and op_code_prio to determine if () should be
33143 printed around operand(s) or not.
33145 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
33146 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
33147 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
33148 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
33149 pp_character instead of pp_string for single letter printing.
33151 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
33153 * doc/extend.texi: Fix '#pragma GCC option' typo.
33155 2009-01-02 Richard Guenther <rguenther@suse.de>
33157 * doc/install.texi (--enable-checking): Mention different
33158 default for stage1.
33159 (--enable-stage1-checking): Document.
33161 2009-01-01 Andrew Pinski <pinskia@gmail.com>
33163 PR middle-end/30142
33164 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
33165 case to be an error.
33167 2009-01-02 Ben Elliston <bje@au.ibm.com>
33169 * config/fp-bit.h (pack_d): Constify argument.
33170 * config/fp-bit.c (makenan): Constify return type. Remove casts.
33171 (isnan): Constify argument.
33173 (iszero): Likewise.
33174 (pack_d): Likewise.
33175 (_fpadd_parts): Constify return type.
33176 (_fpmul_parts): Likewise.
33177 (_fpdiv_parts): Likewise.
33179 2009-01-01 Jakub Jelinek <jakub@redhat.com>
33182 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
33183 warn about overwriting initializer with side-effects or
33184 -Woverride-init if !IMPLICIT.
33185 (output_init_element): Likewise. Pass IMPLICIT down to
33187 (process_init_element): Add IMPLICIT argument. Pass it down
33188 to output_init_element.
33189 (push_init_element, pop_init_level, set_designator): Adjust
33190 process_init_element callers.
33191 (set_nonincremental_init, set_nonincremental_init_from_string):
33192 Adjust add_pending_init callers.
33193 (output_pending_init_elements): Adjust output_init_element callers.
33194 * c-tree.h (process_init_element): Adjust prototype.
33195 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
33196 process_init_element callers.
33199 Copyright (C) 2009 Free Software Foundation, Inc.
33201 Copying and distribution of this file, with or without modification,
33202 are permitted in any medium without royalty provided the copyright
33203 notice and this notice are preserved.