| blob | baf4d854a07cafcfa5e0c8e0961305a4bf30561a |
1 2011-03-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3 * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
4 UNSPEC constants to be in the unspec enumeration, and redefine
5 all UNSPECV constants to be in the unspecv enumeration, so that
6 dumps print which unspec/unspec_volatile this is.
7 * config/rs6000/vector.md (UNSPEC_*): Ditto.
8 * config/rs6000/paired.md (UNSPEC_*): Ditto.
9 * config/rs6000/vsx.md (UNSPEC_*): Ditto.
10 * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
11 * config/rs6000/dfp.md (UNSPEC_*): Ditto.
13 * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
14 UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
15 UNSPECV_LWSYNC, since these are used as unspec_volatile.
16 * config/rs6000/sync.md (isync, lwsync): Ditto.
18 2011-03-21 Richard Guenther <rguenther@suse.de>
20 * params.def (lto-min-partition): Fix typo.
22 2011-03-21 Richard Guenther <rguenther@suse.de>
24 PR c/47939
25 * c-decl.c (grokdeclarator): Drop to the main variant only
26 for array types. Drop flag_gen_aux_info check.
28 2011-03-21 Richard Guenther <rguenther@suse.de>
30 PR translation/47911
31 * params.def (lto-partitions): Fix typo.
32 (lto-min-partition): Fix wording.
34 2011-03-21 Andreas Tobler <andreast@fgznet.ch>
36 * config/rs6000/t-freebsd: Remove duplication from file.
38 2011-03-21 Richard Guenther <rguenther@suse.de>
40 PR middle-end/47661
41 * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
43 2011-03-21 Richard Guenther <rguenther@suse.de>
45 PR lto/48210
46 * params.def (lto-partitions): Require at least 1 partition.
48 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
50 * gthr-solaris.h: Remove.
51 * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
52 * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
53 (LIB_SPEC): Likewise.
54 * config/sol2.opt (threads): Remove.
55 * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads
56 support.
57 (sparc*-*-solaris2*): Likewise.
58 * configure.ac (enable_threads): Enable solaris support.
59 * configure: Regenerate.
60 * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove
61 -threads.
62 * doc/install.texi (Configuration, --enable-threads=lib): Remove
63 solaris.
65 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
67 * config.gcc: Obsolete *-*-solaris2.8*.
68 * doc/install.texi (Specific, *-*-solaris2*): Document it.
70 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
72 PR bootstrap/48135
73 * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
74 reference. Solaris 8 perl works.
76 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
78 PR bootstrap/48135
79 * doc/install.texi (Prerequisites): Move jar etc. up.
80 Explain support library version requirements.
82 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
84 PR bootstrap/48135
85 * doc/install.texi (Prerequisites): Move Perl to build
86 requirements. Always necessary on Solaris 2 with Sun ld.
88 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
90 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
91 binutils 2.21.
92 (Specific, i?86-*-solaris2.[89]): Likewise.
93 (Specific, i?86-*-solaris2.10): Likewise.
94 (Specific, mips-sgi-irix6): Likewise.
95 (Specific, *-*-solaris2*): Remove Sun Studio download URL.
96 Update for binutils 2.21.
98 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
100 * configure.ac (gcc_cv_lto_plugin): Fix typo.
101 Allow -fuse-linker-plugin for non-default plugin linker.
102 * configure: Regenerate.
104 2011-03-21 Nicola Pero <nicola.pero@meta-innovation.com>
106 PR bootstrap/48167
107 * gengtype.c (files_rules): Added rule for cp/parser.h.
109 2011-03-21 Jakub Jelinek <jakub@redhat.com>
111 PR target/48213
112 * config/s390/s390.c (s390_delegitimize_address): Don't call
113 lowpart_subreg if orig_x has BLKmode.
115 2011-03-21 Kai Tietz <ktietz@redhat.com>
117 PR target/12171
118 * doc/plugins.texi: Adjust documentation
119 for plugin register_callback.
120 * tree.h (attribute_spec): Add new member
121 affects_type_identity.
122 - Zitierten Text anzeigen -
123 * attribs.c (empty_attribute_table): Adjust
124 attribute_spec initializers.
125 * config/alpha/alpha.c: Likewise.
126 * config/arc/arc.c: Likewise.
127 * config/arm/arm.c: Likewise.
128 * config/avr/avr.c: Likewise.
129 * config/bfin/bfin.c: Likewise.
130 * config/crx/crx.c: Likewise.
131 * config/darwin.h: Likewise.
132 * config/h8300/h8300.c: Likewise.
133 * config/i386/cygming.h: Likewise.
134 * config/i386/i386.c: Likewise.
135 * config/ia64/ia64.c: Likewise.
136 * config/m32c/m32c.c: Likewise.
137 * config/m32r/m32r.c: Likewise.
138 * config/m68hc11/m68hc11.c: Likewise.
139 * config/m68k/m68k.c: Likewise.
140 * config/mcore/mcore.c: Likewise.
141 * config/mep/mep.c: Likewise.
142 * config/microblaze/microblaze.c: Likewise.
143 * config/mips/mips.c: Likewise.
144 * config/rs6000/rs6000.c: Likewise.
145 * config/rx/rx.c: Likewise.
146 * config/sh/sh.c: Likewise.
147 * config/sol2.h: Likewise.
148 * config/sparc/sparc.c: Likewise.
149 * config/spu/spu.c: Likewise.
150 * config/stormy16/stormy16.c: Likewise.
151 * config/v850/v850.c: Likewise.
153 2011-03-21 Chung-Lin Tang <cltang@codesourcery.com>
155 * simplify-rtx.c (simplify_binary_operation_1): Handle
156 (xor (and A B) C) case when B and C are both constants.
158 2011-03-21 Mingjie Xing <mingjie.xing@gmail.com>
160 * tree-dfa.c (add_referenced_var): Fix typo in comment.
162 2011-03-20 Eric Botcazou <ebotcazou@adacore.com>
164 PR bootstrap/48168
165 * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
167 2011-03-20 Jakub Jelinek <jakub@redhat.com>
169 PR rtl-optimization/48156
170 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
171 assume df and df_lr are not NULL.
173 2011-03-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
175 PR debug/48023
176 * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
177 between a call and its CALL_ARG_LOCATION note.
179 2011-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
181 PR debug/48178
182 * config/sh/sh.c (find_barrier): Don't emit a constant pool
183 between a call and its corresponding CALL_ARG_LOCATION note.
185 2011-03-19 Anatoly Sokolov <aesok@post.ru>
187 * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
188 instead of loop. Use HARD_REGISTER_NUM_P predicate.
189 * haifa-sched.c (setup_ref_regs): Ditto.
190 * caller-save.c (add_used_regs_1): Ditto.
191 * dse.c (look_for_hardregs): Ditto.
192 * df-problems.c (df_simulate_one_insn_forwards): Ditto.
193 * sched-rgn.c (check_live_1): Ditto.
195 2011-03-18 Joseph Myers <joseph@codesourcery.com>
197 * c-decl.c (diagnose_mismatched_decls): Give an error for
198 redefining a typedef with variably modified type.
200 2011-03-18 Joseph Myers <joseph@codesourcery.com>
202 * c-decl.c (grokfield): Don't allow typedefs for structures or
203 unions with no tag by default.
204 * doc/extend.texi (Unnamed Fields): Update.
206 2011-03-18 Uros Bizjak <ubizjak@gmail.com>
208 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
209 Rewrite using indirect functions.
210 (lwp_slwpcb): Ditto.
211 * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
212 (avx_vinsertf128<mode>): Ditto.
214 2011-03-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
216 * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
217 unspecs.
219 2011-03-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
221 * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
222 splitting between a call and its corresponding CALL_ARG_LOCATION
223 note.
225 2011-03-18 Maxim Kuvyrkov <maxim@codesourcery.com>
227 PR rtl-optimization/48170
228 * gcse.c (hoist_code): Remove bogus asserts.
230 2011-03-18 Georg-Johann Lay <avr@gjlay.de>
232 * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
233 computation for prologue/epilogue.
235 2011-03-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
237 * Makefile.in (check-consistency): Remove.
239 2011-03-18 Jakub Jelinek <jakub@redhat.com>
241 PR debug/48176
242 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
243 arange_table_in_use is 0, but either text_section_used or
244 cold_text_section_used is true. Don't call it if
245 !info_section_emitted.
247 2011-03-18 Anatoly Sokolov <aesok@post.ru>
249 * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
250 FUNCTION_VALUE_REGNO_P): Remove.
251 * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
252 Remove.
253 * config/avr/avr.c (avr_ret_register): Make static inline.
254 (avr_function_value_regno_p): New function.
255 (avr_libcall_value): Make static. Add 'func' argument.
256 (avr_function_value): Make static. Rename 'func' argument to
257 'fn_decl_or_type', forward it to avr_libcall_value. Call
258 avr_ret_register function instead of RET_REGISTER macro.
259 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
261 2011-03-18 Jason Merrill <jason@redhat.com>
263 PR c++/23372
264 * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
266 2011-03-18 Richard Guenther <rguenther@suse.de>
268 * doc/install.texi (--enable-gold): Remove.
269 (--with-plugin-ld): Document.
270 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
272 2011-03-18 Andrew Pinski <pinskia@gmail.com>
274 PR middle-end/47790
275 * expr.c (optimize_bitfield_assignment_op): Revamp to work
276 again after expansion changes.
278 2011-03-18 Chung-Lin Tang <cltang@codesourcery.com>
280 * combine.c (try_combine): Do simplification only call of
281 subst() on i2 even when i1 is present. Update comments.
283 2011-03-18 Kaz Kojima <kkojima@gcc.gnu.org>
285 * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
286 and UNSPEC_PCREL_SYMOFF.
288 2011-03-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
290 * config/s390/s390.md: Use define_c_enum for the unspec constant
291 definitions.
293 2011-03-18 Richard Henderson <rth@redhat.com>
294 Jakub Jelinek <jakub@redhat.com>
296 PR bootstrap/48161
297 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
298 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
300 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
302 PR middle-end/47725
303 * combine.c (cant_combine_insn_p): Don't check zero/sign
304 extended hard registers.
306 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
308 PR middle-end/47725
309 * combine.c (cant_combine_insn_p): Check zero/sign extended
310 hard registers.
312 2011-03-17 Anatoly Sokolov <aesok@post.ru>
314 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
315 * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
316 * config/v850/v850.c (v850_output_addr_const_extra): Make static.
317 Change return type to bool.
318 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
320 2011-03-17 Jakub Jelinek <jakub@redhat.com>
322 PR debug/48163
323 * var-tracking.c (prepare_call_arguments): If CALL target
324 is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
325 pc instead of looking it up using cselib_lookup and use
326 Pmode for it if x has VOIDmode.
327 * dwarf2out.c (gen_subprogram_die): If also both first and
328 second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
330 PR debug/48163
331 * function.c (assign_parms): For data.passed_pointer parms
332 use MEM of data.entry_parm instead of data.entry_parm itself
333 as DECL_INCOMING_RTL.
334 * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
335 also when passed and declared mode is the same, DECL_RTL
336 is a MEM with pseudo as address and DECL_INCOMING_RTL is
337 a MEM too.
339 2011-03-16 Jeff Law <law@redhat.com>
341 PR rtl-optimization/37273
342 * ira-costs.c (scan_one_insn): Detect constants living in memory and
343 handle them like argument loads from stack slots. Do not double
344 count memory for memory constants and argument loads from stack slots.
346 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
348 PR debug/48160
349 * var-tracking.c (prepare_call_arguments): Check SUBREG.
351 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
353 PR target/48171
354 * config/i386/i386.opt: Add Save to -mavx and -mfma.
356 2011-03-17 Jakub Jelinek <jakub@redhat.com>
358 PR bootstrap/48153
359 * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
360 if dwarf_strict.
361 (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
362 Clear call_arg_locations and call_arg_loc_last always.
364 PR middle-end/48152
365 * var-tracking.c (prepare_call_arguments): If argument needs to be
366 passed by reference, adjust argtype and mode.
368 2011-03-17 Richard Guenther <rguenther@suse.de>
370 PR middle-end/48134
371 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
372 a value make sure to fold the statement.
374 2011-03-17 Chung-Lin Tang <cltang@codesourcery.com>
376 PR target/43872
377 * config/arm/arm.c (arm_get_frame_offsets): Adjust early
378 return condition with !cfun->calls_alloca.
380 2011-03-17 Richard Guenther <rguenther@suse.de>
382 PR bootstrap/48148
383 * lto-cgraph.c (input_overwrite_node): Clear the abstract
384 origin for decls in other ltrans units.
385 (input_varpool_node): Likewise.
387 2011-03-17 Richard Guenther <rguenther@suse.de>
389 PR middle-end/48165
390 * tree-object-size.c (compute_object_offset): Properly return
391 the offset operand of MEM_REFs as sizetype.
393 2011-03-17 Jakub Jelinek <jakub@redhat.com>
395 PR rtl-optimization/48141
396 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
397 * dse.c: Include params.h.
398 (active_local_stores_len): New variable.
399 (add_wild_read, dse_step1): Clear it when setting active_local_stores
400 to NULL.
401 (record_store, check_mem_read_rtx): Decrease it when removing
402 from the chain.
403 (scan_insn): Likewise. Increase it when adding to chain, if it
404 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
405 set active_local_stores to NULL before the addition.
406 * Makefile.in (dse.o): Depend on $(PARAMS_H).
408 PR rtl-optimization/48141
409 * dse.c (record_store): If no positions are needed in an insn
410 that cannot be deleted, at least unchain it from active_local_stores.
412 2011-03-16 Dodji Seketeli <dodji@redhat.com>
414 PR debug/47510
415 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
416 (lookup_type_die_strip_naming_typedef): ... here.
417 (get_context_die): Use it.
418 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
419 the anonymous struct named by the naming typedef.
421 2011-03-16 H.J. Lu <hongjiu.lu@intel.com>
423 PR target/48154
424 * config/i386/i386.c (ix86_builtin_vectorized_function): Check
425 TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
427 2011-03-16 Jeff Law <law@redhat.com>
429 * tree-vrp.c (identify_jump_threads): Slightly simplify type
430 check for operands of conditional. Allow type to be a pointer.
432 2011-03-16 Richard Guenther <rguenther@suse.de>
434 PR tree-optimization/48149
435 * fold-const.c (fold_binary_loc): Fold
436 COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
438 2011-03-16 Richard Guenther <rguenther@suse.de>
440 PR tree-optimization/26134
441 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
442 complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
443 (non_rewritable_mem_ref_base): Handle complex type component
444 accesses, constrain offsets for vector and complex extracts
445 more properly.
447 2011-03-16 Richard Guenther <rguenther@suse.de>
449 PR tree-optimization/48146
450 * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
451 operands avoiding the need for renaming.
453 2011-03-16 Richard Guenther <rguenther@suse.de>
455 * gimple-fold.c (maybe_fold_reference): Open-code relevant
456 constant folding. Move MEM_REF canonicalization first.
457 Rely on fold_const_aggregate_ref for initializer folding.
458 * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
460 2011-03-16 Jakub Jelinek <jakub@redhat.com>
462 PR middle-end/48136
463 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
464 arg0/arg1 or their arguments are always fold converted to matching
465 types.
467 * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
468 to nargs.
470 2011-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
472 PR lto/46944
473 * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
474 Handle in-tree gold.
475 (ld_vers): Extract binutils version for gold.
476 (gcc_cv_ld_hidden): Handle gold here.
477 (gcc_cv_lto_plugin): Determine level of linker plugin support.
478 * configure: Regenerate.
479 * config.in: Regenerate.
480 * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
481 -fuse-linker-plugin otherwise.
482 (LINK_PLUGIN_SPEC): Define. Extract from LINK_COMMAND_SPEC.
483 (LINK_COMMAND_SPEC): Use it.
484 (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
486 2011-03-16 Jakub Jelinek <jakub@redhat.com>
488 * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
489 * calls.c: Remove debug.h include.
490 (emit_call_1): Don't call virtual_call_token debug hook.
491 * dwarf2out.c (debug_dcall_section, debug_vcall_section,
492 dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
493 vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
494 size_of_dcall_table, output_dcall_table, size_of_vcall_table,
495 output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
496 vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
497 dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
498 dwarf2out_virtual_call): Remove.
499 (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
500 copy_call_info and virtual_call hooks.
501 (dwarf2out_init): Don't initialize vcall_insn_table,
502 debug_dcall_section and debug_vcall_section.
503 (prune_unused_types): Don't mark nodes from dcall_table.
504 (dwarf2out_finish): Don't output dcall or vcall tables.
505 * final.c (final_scan_insn): Don't call direct_call or
506 virtual_call debug hooks.
507 * debug.h (struct gcc_debug_hooks): Remove direct_call,
508 virtual_call_token, copy_call_info and virtual_call hooks.
509 (debug_nothing_uid): Remove prototype.
510 * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
511 copy_call_info and virtual_call hooks.
512 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
513 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
514 * debug.c (do_nothing_debug_hooks): Likewise.
515 (debug_nothing_uid): Remove.
516 * doc/invoke.texi (-fenable-icf-debug): Remove.
517 * common.opt (-fenable-icf-debug): Likewise.
519 * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
520 * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
521 call's MEM. Handle functions returning aggregate through a hidden
522 first pointer. For virtual calls add clobbered pc to call arguments
523 chain.
524 * dwarf2out.c (gen_subprogram_die): Emit
525 DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
526 can't be emitted.
528 PR debug/45882
529 * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
530 * rtl.h (ENTRY_VALUE_EXP): Define.
531 * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
532 * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
533 * print-rtl.c (print_rtx): Likewise.
534 * gengtype.c (adjust_field_rtx_def): Likewise.
535 * var-tracking.c (vt_add_function_parameter): Adjust
536 gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
537 * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
538 * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
539 partition is a default definition of a PARM_DECL, use ENTRY_VALUE
540 of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
542 * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
543 Call var_location debug hook even on CALL_INSNs.
544 (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
545 * rtl.def (ENTRY_VALUE): New.
546 * dwarf2out.c: Include cfglayout.h.
547 (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
548 output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
549 (struct call_arg_loc_node): New type.
550 (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
551 tail_call_site_count): New variables.
552 (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
553 DW_TAG_GNU_call_site_parameter.
554 (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
555 DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
556 DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
557 DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
558 and DW_AT_GNU_all_source_call_sites.
559 (mem_loc_descriptor): Handle ENTRY_VALUE.
560 (add_src_coords_attributes): Don't add enything if
561 DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
562 (dwarf2out_abstract_function): Save and clear call_arg_location,
563 call_site_count and tail_call_site_count around dwarf2out_decl call.
564 (gen_call_site_die): New function.
565 (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
566 (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
567 (dwarf2out_function_decl): Clear call_arg_locations,
568 call_arg_loc_last, set call_site_count and tail_call_site_count
569 to -1 and free block_map.
570 (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
571 CALL_INSNs. Add NOTE_DURING_CALL_P var location notes even when not
572 followed by any real instructions.
573 (dwarf2out_begin_function): Set call_site_count and
574 tail_call_site_count to 0.
575 (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
576 is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
577 attempt to force a DIE for it and worst case remove the attribute.
578 (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
579 check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
580 the decl itself.
581 * var-tracking.c: Include tm_p.h.
582 (vt_stack_adjustments): For calls call note_register_arguments.
583 (argument_reg_set): New variable.
584 (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
585 ensure the VALUE is resolved.
586 (call_arguments): New variable.
587 (prepare_call_arguments): New function.
588 (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
589 (struct expand_loc_callback_data): Add ignore_cur_loc field.
590 (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
591 always use the best expression.
592 (vt_expand_loc): Add ignore_cur_loc argument.
593 (vt_expand_loc_dummy): Clear ignore_cur_loc field.
594 (emit_note_insn_var_location): Adjust vt_expand_loc callers.
595 (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
596 note for all calls.
597 (vt_add_function_parameter): Use cselib_lookup_from_insn.
598 If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
599 argument. Don't call cselib_preserve_only_values and
600 cselib_reset_table.
601 (note_register_arguments): New function.
602 (vt_initialize): Compute argument_reg_set. Call
603 vt_add_function_parameters before processing basic blocks instead of
604 afterwards. For calls call prepare_call_arguments before calling
605 cselib_process_insn.
606 * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
607 * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
608 (var-tracking.o): Depend on $(TM_P_H).
609 * cfglayout.h (insn_scope): New prototype.
610 * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
611 * cfglayout.c (insn_scope): No longer static.
612 * insn-notes.def (CALL_ARG_LOCATION): New.
613 * calls.c (expand_call, emit_library_call_value_1): Put USEs for
614 MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
615 * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
616 nothing for DECL_EXTERNAL BLOCK_VARS.
618 2011-03-16 Alan Modra <amodra@gmail.com>
620 PR target/45844
621 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
622 create invalid offset address for vsx splat insn.
623 * config/rs6000/predicates.md (splat_input_operand): New.
624 * config/rs6000/vsx.md (vsx_splat_*): Use it.
626 2011-03-15 Xinliang David Li <davidxl@google.com>
628 PR c/47837
629 * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
630 (normalize_preds): New function.
631 (is_use_properly_guarded): Normalize def predicates.
633 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
635 PR target/46778
636 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
637 in the output template.
639 2011-03-15 Richard Guenther <rguenther@suse.de>
641 PR middle-end/47650
642 * tree-pretty-print.c (dump_function_declaration): Properly
643 dump unprototyped and varargs function types.
645 2011-03-15 Richard Guenther <rguenther@suse.de>
647 PR tree-optimization/13954
648 * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
649 and friends.
651 2011-03-15 Richard Guenther <rguenther@suse.de>
653 PR tree-optimization/48037
654 * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
655 selects into BIT_FIELD_REFs.
656 (non_rewritable_mem_ref_base): Check if a MEM_REF is a
657 vector select.
659 2011-03-15 Jakub Jelinek <jakub@redhat.com>
661 PR tree-optimization/48129
662 * builtins.c (fold_builtin_snprintf): Convert to type of
663 built_in_decls[BUILT_IN_SNPRINTF] retval instead of
664 implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
666 2011-03-15 Richard Guenther <rguenther@suse.de>
668 PR tree-optimization/41490
669 * tree-ssa-dce.c (propagate_necessity): Handle returns without
670 value but with VUSE.
671 * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
672 return statements.
673 * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
674 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
675 * tree-tailcall.c (find_tail_calls): Ignore returns.
677 2011-03-15 Richard Guenther <rguenther@suse.de>
679 PR middle-end/48031
680 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
681 or variable-indexed array accesses when in gimple form.
683 2011-03-15 Richard Guenther <rguenther@suse.de>
685 * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
687 2011-03-15 Alan Modra <amodra@gmail.com>
689 PR target/48032
690 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
691 presume symbol_refs without a symbol_ref_decl are suitably
692 aligned, nor other trees we may see here. Handle anchor symbols.
693 (legitimate_constant_pool_address_p): Comment. Add mode param.
694 Check cmodel=medium addresses. Adjust all calls.
695 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
696 creating cmodel=medium optimized access to locals.
697 * config/rs6000/constraints.md (R): Pass QImode to
698 legitimate_constant_pool_address_p.
699 * config/rs6000/predicates.md (input_operand): Pass mode to
700 legitimate_constant_pool_address_p.
701 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
702 Update prototype.
704 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
706 PR target/48053
707 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
708 64-bit constants being loaded into registers other than GPRs such
709 as loading 0 into a VSX register.
711 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
713 * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
715 2011-03-14 Jakub Jelinek <jakub@redhat.com>
717 PR middle-end/47917
718 * builtins.c (fold_builtin_snprintf): New function.
719 (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
720 (fold_builtin_4): Likewise.
722 PR middle-end/38878
723 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
724 STRIP_NOPS on arg0 and arg1. When optimizing X +- C == X
725 and C - X == X also strip nops from +/-/p+ operand.
726 When optimizing -X == C, fold C to arg0's type.
728 PR debug/47946
729 * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
730 emit it as add_AT_int instead of add_AT_unsigned.
732 2011-03-14 Tom Tromey <tromey@redhat.com>
734 * unwind-dw2.c: Include sys/sdt.h if it exists.
735 (_Unwind_DebugHook): Use STAP_PROBE2.
736 * config.in, configure: Rebuild.
737 * configure.ac: Check for sys/sdt.h.
739 2011-03-14 Uros Bizjak <ubizjak@gmail.com>
741 * config/i386/i386.md (ROUND_FLOOR): New constant.
742 (ROUND_CEIL): Ditto.
743 (ROUND_TRUNC): Ditto.
744 (ROUND_MXCSR): Ditto.
745 (ROUND_NO_EXC): Ditto.
746 (rint<mode>2): Use new defines instead of numerical constants.
747 (floor<mode>2): Ditto.
748 (ceil<mode>2): Ditto.
749 (btrunc<mode>2): Ditto.
750 * config/i386/i386-builtin-types.def: Define ROUND function type
751 aliases.
752 * config/i386/i386.c (enum ix86_builtins): Add
753 IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
754 (struct builtin_description): Add
755 __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
756 (ix86_expand_sse_round): New static function.
757 (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
758 function types.
759 (ix86_builtin_vectorized_function): Handle
760 BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
762 2011-03-14 Tom Tromey <tromey@redhat.com>
764 * c-parser.c (c_parser_asm_string_literal): Clear
765 warn_overlength_strings.
767 2011-03-14 Tom Tromey <tromey@redhat.com>
769 * c-parser.c (disable_extension_diagnostics): Save
770 warn_overlength_strings.
771 (restore_extension_diagnostics): Restore warn_overlength_strings.
773 2011-03-14 Jakub Jelinek <jakub@redhat.com>
775 * BASE-VER: Change to 4.7.0.
777 2011-03-14 Richard Guenther <rguenther@suse.de>
779 PR middle-end/48098
780 * tree.c (build_vector_from_val): Adjust assert to requirements
781 and reality.
783 2011-03-14 Jakub Jelinek <jakub@redhat.com>
785 PR bootstrap/48102
786 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
788 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
790 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
791 terms of target_flags_explicit. Adjust copyright year.
793 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
794 * config/rs6000/t-freebsd: New file. Add override for
795 LIB2FUNCS_EXTRA.
797 2011-03-13 Chris Demetriou <cgd@google.com>
799 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
800 (-fno-diagnostics-show-option): this, to reflect current default.
801 (-Werror=): Update text about -fno-diagnostics-show-option.
803 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
805 PR target/48053
806 * config/rs6000/predicates.md (easy_vector_constant_add_self,
807 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
808 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
809 mode is not V2DImode or V2DFmode.
810 (vspltis_constant): Do not handle V2DImode and V2DFmode.
811 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
812 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
813 registers to 0.
814 (movdi_internal64): Likewise.
816 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
818 PR tree-optimization/47127
819 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
820 parameter.
821 (set_cloog_options): Same.
822 (scop_to_clast): Same.
823 (print_clast_stmt): Do not call cloog_state_malloc and
824 cloog_state_free.
825 (print_generated_program): Same.
826 (gloog): Same.
827 * graphite-clast-to-gimple.h (cloog_state): Declared.
828 (scop_to_clast): Adjust declaration.
829 * graphite.c (cloog_state): Defined here.
830 (graphite_initialize): Call cloog_state_malloc.
831 (graphite_finalize): Call cloog_state_free.
833 2011-03-11 Jason Merrill <jason@redhat.com>
835 * attribs.c (lookup_attribute_spec): Take const_tree.
836 * tree.h: Adjust.
838 2011-03-11 Joseph Myers <joseph@codesourcery.com>
840 * config/sparc/sparc.c (sparc_option_override): Use
841 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
843 2011-03-11 Richard Guenther <rguenther@suse.de>
845 PR tree-optimization/48067
846 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
847 multiplication result will be only used once on the target
848 stmt.
850 2011-03-11 Richard Guenther <rguenther@suse.de>
852 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
854 2011-03-11 Richard Guenther <rguenther@suse.de>
856 PR lto/48073
857 * tree.c (find_decls_types_r): Do not walk types only reachable
858 from IDENTIFIER_NODEs.
860 2011-03-11 Jakub Jelinek <jakub@redhat.com>
862 PR middle-end/48044
863 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
864 all vnode->force_output nodes as needed.
866 2011-03-11 Jason Merrill <jason@redhat.com>
868 PR c++/48069
869 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
870 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
872 2011-03-11 Martin Jambor <mjambor@suse.cz>
874 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
875 cgraph_node.
877 2011-03-11 Jakub Jelinek <jakub@redhat.com>
879 PR tree-optimization/48063
880 * ipa-inline.c (cgraph_decide_inlining): Don't try to
881 inline functions called once if !tree_can_inline_p (node->callers).
883 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
885 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
886 extra_objs.
887 * config/score/score3.c: Delete.
888 * config/score/score3.h: Delete.
889 * config/score/mul-div.S: Delete.
890 * config/score/sfp-machine.h: Add new file.
891 * config/score/constraints.md: Add new file.
892 * config/score/t-score-softfp: Add new file.
893 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
894 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
895 (score7_extra_constraint): Delete.
896 (score7_option_override): Remove unused code.
897 * config/score/score.c: Remove score3 and score5 define and code.
898 * config/score/score.h: Remove score3 and score5 define and code.
899 * config/score/score.md: Remove score3 template and unusual insn.
900 * config/score/score.opt: Remove score3 and score5 options.
902 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
904 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
905 when _HPUX_SOURCE is defined.
906 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
908 2011-03-10 Jason Merrill <jason@redhat.com>
910 PR c++/48029
911 * stor-layout.c (layout_type): Don't set structural equality
912 on arrays of incomplete type.
913 * tree.c (type_hash_eq): Handle comparing them properly.
915 2011-03-10 Jakub Jelinek <jakub@redhat.com>
917 PR debug/48043
918 * config/s390/s390.c (s390_delegitimize_address): Make sure the
919 result mode matches original rtl mode.
921 2011-03-10 Nick Clifton <nickc@redhat.com>
923 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
924 (andsi3, andsi3_flags): Fix timings for three operand alternative.
926 2011-03-09 Jakub Jelinek <jakub@redhat.com>
928 PR rtl-optimization/47866
929 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
930 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
931 if target wasn't scalar.
932 * function.c (assign_stack_temp_for_type): Assert that neither
933 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
934 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
935 macro.
936 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
938 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
940 * config/s390/s390-protos.h (s390_label_align): New prototype.
941 * config/s390/s390.c (s390_label_align): New function.
942 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
944 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
946 PR target/47755
947 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
948 V2DI/V2DF constants. Only all 0's or all 1's are easy.
949 (output_vec_const_move): Ditto.
951 2011-03-08 Anatoly Sokolov <aesok@post.ru>
953 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
954 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
955 * config/mips/mips.c (mips_preferred_reload_class): Make static.
956 Change 'rclass' argument and result type to reg_class_t.
957 (TARGET_PREFERRED_RELOAD_CLASS): Define.
959 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
961 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
962 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST,
963 TARGET_MEMORY_MOVE_COST): Define.
964 (avr_register_move_cost, avr_memory_move_cost): New Functions.
966 2011-03-08 Jakub Jelinek <jakub@redhat.com>
968 PR debug/47881
969 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
970 removed anything.
972 PR tree-optimization/48022
973 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
974 for EQ/NE_EXPR.
976 2011-03-07 Jakub Jelinek <jakub@redhat.com>
978 PR debug/47991
979 * var-tracking.c (find_use_val): Return NULL for
980 cui->sets && cui->store_p BLKmode MEMs.
982 2011-03-07 Anatoly Sokolov <aesok@post.ru>
984 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
985 Remove.
986 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
987 xstormy16_print_operand_address): Remove.
988 * config/stormy16/stormy16.c (xstormy16_print_operand,
989 xstormy16_print_operand_address): Make static.
990 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
992 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
994 PR target/47862
995 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
996 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
997 before definition.
999 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
1001 PR bootstrap/48000
1002 * cfgloopmanip.c (fix_bb_placements): Return immediately
1003 if FROM is BASE_LOOP's header.
1005 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
1007 * gimplify.c (gimplify_function_tree): Fix building calls
1008 to __builtin_return_address.
1010 2011-03-07 Alan Modra <amodra@gmail.com>
1012 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
1013 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
1014 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
1015 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
1016 return_mode args.
1017 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
1018 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
1019 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
1020 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
1021 * config/rs6000/rs6000.c
1022 (rs6000_elf_end_indicate_exec_stack): Rename to..
1023 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
1024 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
1025 (rs6000_file_start): ..here.
1026 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
1027 file scope variables.
1028 (call_ABI_of_interest): New function.
1029 (init_cumulative_args): Set above vars when function return value
1030 is a float, vector, or small struct.
1031 (rs6000_function_arg_advance_1): Likewise for function args.
1032 (rs6000_va_start): Set rs6000_passes_float if variable arg function
1033 references float args.
1035 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
1037 * doc/cfg.texi: Remove "See" before @ref.
1038 * doc/invoke.texi: Likewise.
1040 2011-03-05 Jason Merrill <jason@redhat.com>
1042 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
1044 2011-03-05 Anthony Green <green@moxielogic.com>
1046 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
1048 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
1050 PR rtl-optimization/47899
1051 * cfgloopmanip.c (fix_bb_placements): Fix first argument
1052 to flow_loop_nested_p when moving the loop upward.
1054 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
1056 PR target/47719
1057 * arm.md (movhi_insn_arch4): Accept any immediate constant.
1059 2011-03-05 Jakub Jelinek <jakub@redhat.com>
1061 PR tree-optimization/47967
1062 * ipa-cp.c (build_const_val): Return NULL instead of creating
1063 VIEW_CONVERT_EXPR for mismatching sizes.
1064 (ipcp_create_replace_map): Return NULL if build_const_val failed.
1065 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
1066 give up on versioning.
1068 2011-03-05 Alan Modra <amodra@gmail.com>
1070 PR target/47986
1071 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1072 full cmodel medium/large lo_sum + high addresses.
1074 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1076 * config/s390/s390.c (s390_decompose_address): Reject non-literal
1077 pool references in UNSPEC_LTREL_OFFSET.
1079 2011-03-04 Jan Hubicka <jh@suse.cz>
1081 PR lto/47497
1082 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
1083 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
1084 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
1085 Add node pointers.
1086 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
1087 cgraph_add_thunk): Add node pointers.
1088 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
1089 associated to right node.
1090 (input_node): Update use of cgraph_same_body_alias
1091 and cgraph_add_thunk.
1093 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
1095 * config/i386/i386.opt (mprefer-avx128): New flag.
1096 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
1097 modes when the flag -mprefer-avx128 is on.
1099 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
1101 * dwarf2out.c (compare_loc_operands): Fix address handling.
1103 2011-03-04 Alan Modra <amodra@gmail.com>
1105 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
1107 2011-03-04 Richard Guenther <rguenther@suse.de>
1109 PR middle-end/47968
1110 * expmed.c (extract_bit_field_1): Prefer vector modes that
1111 vec_extract patterns can handle.
1113 2011-03-04 Richard Guenther <rguenther@suse.de>
1115 PR middle-end/47975
1116 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
1118 2011-03-04 Richard Henderson <rth@redhat.com>
1120 * explow.c (emit_stack_save): Remove 'after' parameter.
1121 (emit_stack_restore): Likewise.
1122 * expr.h: Update to match.
1123 * builtins.c, calls.c, stmt.c: Likewise.
1124 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
1125 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
1126 * function.c (expand_function_end): Insert the emit_stack_save
1127 sequence before parm_birth_insn instead of after.
1129 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
1131 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
1132 (ssse3_pmaddubsw128): Ditto.
1133 (ssse3_pmaddubsw): Ditto.
1135 2011-03-03 Steve Ellcey <sje@cup.hp.com>
1137 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
1139 2011-03-03 Jakub Jelinek <jakub@redhat.com>
1141 PR c/47963
1142 * gimplify.c (omp_add_variable): Only call omp_notice_variable
1143 on TYPE_SIZE_UNIT if it is a DECL.
1145 PR debug/47283
1146 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
1147 first operand is not is_gimple_mem_ref_addr, try to fold it.
1148 If the operand still isn't is_gimple_mem_ref_addr, clear
1149 MEM_EXPR on op0.
1151 2011-03-03 Richard Guenther <rguenther@suse.de>
1153 PR middle-end/47283
1154 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
1155 match comment.
1156 (refs_may_alias_p_1): For release branches return true if
1157 we are confused by our input.
1159 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1161 * config/s390/s390.c (s390_function_value): Rename to ...
1162 (s390_function_and_libcall_value): ... this.
1163 (s390_function_value): New function.
1164 (s390_libcall_value): New function.
1165 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
1166 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
1167 target macro definitions.
1168 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
1170 2011-03-02 Joseph Myers <joseph@codesourcery.com>
1172 * config/i386/freebsd64.h (CC1_SPEC): Define.
1173 * config/i386/linux64.h (CC1_SPEC): Define.
1174 * config/i386/x86-64.h (CC1_SPEC): Don't define.
1176 2011-03-02 Anatoly Sokolov <aesok@post.ru>
1178 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1179 Remove.
1180 * config/stormy16/stormy16.c: Include reload.h.
1181 (xstormy16_memory_move_cost): New function.
1182 (TARGET_MEMORY_MOVE_COST): Define.
1184 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
1186 PR rtl-optimization/47925
1187 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
1188 with side effects. Remove the more-specific check for volatile asms.
1190 2011-03-02 Alan Modra <amodra@gmail.com>
1192 PR target/47935
1193 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
1194 toc relative addresses for valid offsets.
1196 2011-03-01 Richard Guenther <rguenther@suse.de>
1198 PR tree-optimization/47890
1199 * tree-vect-loop.c (get_initial_def_for_induction): Set
1200 related stmt properly.
1202 2011-03-01 Richard Guenther <rguenther@suse.de>
1204 PR lto/47924
1205 * lto-streamer.c (lto_record_common_node): Also register
1206 the canonical type.
1208 2011-03-01 Richard Guenther <rguenther@suse.de>
1210 PR lto/46911
1211 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1212 Do not stream DECL_ABSTRACT_ORIGIN.
1213 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
1214 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
1215 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1216 Do not stream DECL_ABSTRACT_ORIGIN.
1217 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
1218 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
1220 2011-02-28 Anatoly Sokolov <aesok@post.ru>
1222 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
1223 FUNCTION_VALUE_REGNO_P): Remove.
1224 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
1225 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
1226 Add 'outgoing' argument.
1227 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
1228 function.
1229 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
1230 TARGET_FUNCTION_VALUE_REGNO_P): Define.
1232 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
1234 PR debug/28047
1235 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
1236 (lookup_filename): Likewise.
1237 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
1239 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
1240 Jakub Jelinek <jakub@redhat.com>
1242 PR middle-end/47893
1243 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
1244 (assign_stack_local_1): Change last argument type to int.
1245 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
1246 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
1247 don't record padding space into frame_space_list nor use those areas.
1248 (assign_stack_local): Adjust caller.
1249 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
1250 of assign_stack_local, pass 0 as last argument.
1251 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
1252 callers.
1254 2011-02-28 Jakub Jelinek <jakub@redhat.com>
1256 PR debug/47283
1257 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
1258 Use target address_mode and pointer_mode hooks instead of hardcoded
1259 Pmode and ptr_mode. Handle some simple cases of extending if
1260 POINTERS_EXTEND_UNSIGNED < 0.
1261 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
1262 Call convert_debug_memory_address.
1263 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
1264 convert_debug_memory_address.
1266 PR middle-end/46790
1267 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
1268 * configure: Regenerated.
1269 * config.in: Regenerated.
1270 * varasm.c (default_function_section): Return NULL
1271 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
1273 2011-02-28 Martin Jambor <mjambor@suse.cz>
1275 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
1276 the description to match the printed values.
1278 2011-02-28 Richard Guenther <rguenther@suse.de>
1280 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
1281 of the copied scope tree.
1283 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1285 * doc/extend.texi (Function Attributes): Avoid deeply (and
1286 wrongly) nested tables.
1288 2011-02-27 Jakub Jelinek <jakub@redhat.com>
1290 PR middle-end/47903
1291 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
1292 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
1293 r isn't op0 nor op1.
1295 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
1297 * config/avr/avr.md: Remove magic comment for emacs.
1299 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
1301 PR target/45261
1302 * config/avr/avr.c (avr_option_override): Use error on bad options.
1303 (avr_help): New function.
1304 (TARGET_HELP): Define.
1306 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
1308 PR target/42240
1309 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
1310 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
1312 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
1314 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
1315 (ARM Options): Ditto.
1316 (i386 and x86-64 Options): Ditto.
1317 (RX Options): Ditto.
1318 (SPARC Options): Ditto.
1320 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
1322 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
1323 FreeBSD 6 and later. Generally use cpu generic.
1325 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1327 * doc/cpp.texi: Update copyright years.
1329 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
1331 PR target/46898
1332 * config/lm32/lm32.md (ashrsi3): Added needed variable.
1334 2011-02-25 Jon Beniston <jon@beniston.com>
1336 PR target/46898
1337 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
1338 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
1339 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
1340 (lm32_block_move_inline): Add type cast to remove warning.
1341 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
1342 (gen_int_relational): Move declarations to start of function.
1344 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
1346 PR tree-optimization/45470
1347 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
1348 can throw internally only.
1349 * tree-vect-stmts.c (vectorizable_call): Likewise.
1351 2011-02-24 Anatoly Sokolov <aesok@post.ru>
1353 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
1354 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1355 * config/stormy16/stormy16-protos.h
1356 (xstormy16_preferred_reload_class): Remove.
1357 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
1358 static. Change 'rclass' argument and return type to reg_class_t.
1359 (TARGET_PREFERRED_RELOAD_CLASS,
1360 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1362 2011-02-24 Richard Guenther <rguenther@suse.de>
1364 * lto-streamer-in.c (input_bb): Do not find referenced vars
1365 in debug statements.
1367 2011-02-23 Jason Merrill <jason@redhat.com>
1369 * common.opt (fabi-version): Document v5 and v6.
1371 2011-02-23 Richard Guenther <rguenther@suse.de>
1373 PR tree-optimization/47849
1374 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
1376 2011-02-23 Jie Zhang <jie@codesourcery.com>
1378 * opts-common.c (decode_cmdline_option): Print empty string
1379 argument as "" in decoded->orig_option_with_args_text.
1380 * gcc.c (execute): Print empty string argument as ""
1381 in the verbose output.
1382 (do_spec_1): Keep empty string argument.
1384 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
1386 * config.gcc: Declare score-* and crx-* obsolete.
1388 2011-02-23 Jie Zhang <jie@codesourcery.com>
1390 PR rtl-optimization/47763
1391 * web.c (web_main): Ignore naked clobber when replacing register.
1393 2011-02-22 Anatoly Sokolov <aesok@post.ru>
1395 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
1396 Remove.
1398 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
1400 PR doc/47848
1401 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
1403 2011-02-22 Mike Stump <mikestump@comcast.net>
1405 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
1406 assembler.
1407 * configure: Regenerate.
1409 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
1411 PR rtl-optimization/46002
1412 * ira-color.c (update_copy_costs): Change class intersection
1413 test to reg_class_contents[] test of 'hard_regno'.
1415 2011-02-21 Joseph Myers <joseph@codesourcery.com>
1417 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
1418 than Driver option.
1419 * config/hpux11.opt (mt): Likewise.
1420 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
1421 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
1422 * config/vax/elf.opt (mno-asm-pic): Likewise.
1423 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
1425 2011-02-21 Mike Stump <mikestump@comcast.net>
1427 PR target/47822
1428 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
1429 tree so we can get save the type.
1430 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
1431 for CFString instead of trying to use past the end of the builtins.
1432 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
1433 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
1434 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
1435 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
1436 Rename to darwin_builtin_cfstring.
1437 (darwin_init_cfstring_builtins): Return the built type.
1439 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
1441 PR target/47840
1442 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
1443 (_mm256_insert_epi64): Use _mm_insert_epi64.
1445 2011-02-21 Anatoly Sokolov <aesok@post.ru>
1447 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1448 * config/stormy16/stormy16-protos.h
1449 (xstormy16_mode_dependent_address_p): Remove.
1450 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
1451 Make static. Change return type to bool. Change argument type to
1452 const_rtx. Remove dead code.
1453 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1455 2011-02-21 Richard Guenther <rguenther@suse.de>
1457 PR lto/47820
1458 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1459 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1460 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
1461 TUs context.
1462 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1463 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1465 2011-02-20 Richard Guenther <rguenther@suse.de>
1467 PR lto/47822
1468 * tree.c (free_lang_data_in_decl): Clean builtins from
1469 the TU decl BLOCK_VARS.
1471 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
1473 PR debug/47620
1474 PR debug/47630
1475 * haifa-sched.c (fix_tick_ready): Skip tick computation
1476 for debug insns.
1478 2011-02-19 Richard Guenther <rguenther@suse.de>
1480 PR lto/47647
1481 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
1482 Remove lazy BLOCK_VARS streaming.
1483 (lto_input_ts_block_tree_pointers): Likewise.
1484 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
1486 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1488 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
1490 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1492 * config/i386/biarch32.h, config/i386/mach.h,
1493 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
1495 2011-02-19 Jakub Jelinek <jakub@redhat.com>
1497 PR target/47800
1498 * config/i386/i386.md (peephole2 for shift and plus): Use
1499 operands[1] original mode in the first insn.
1501 2011-02-18 Mike Stump <mikestump@comcast.net>
1503 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
1505 2011-02-18 Jan Hubicka <jh@suse.cz>
1507 PR middle-end/47788
1508 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
1509 to zero when the function is not inlinable at all.
1511 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1513 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
1514 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1515 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
1516 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
1517 * config/pa/t-pa64: Likewise.
1518 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
1520 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1522 PR driver/47787
1523 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
1525 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1527 PR target/47792
1528 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
1530 2011-02-18 Anatoly Sokolov <aesok@post.ru>
1532 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
1533 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
1534 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
1535 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
1536 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
1537 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
1538 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
1539 m32r_load_postinc_p, m32r_store_preinc_predec_p,
1540 m32r_legitimate_address_p): New functions.
1541 * config/m32r/constraints.md (constraint "S"): Don't use
1542 STORE_PREINC_PREDEC_P.
1543 (constraint "U"): Don't use LOAD_POSTINC_P.
1545 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
1547 PR rtl-optimization/46178
1548 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
1549 compute ira_hard_regno_cover_class[].
1551 2011-02-18 Richard Guenther <rguenther@suse.de>
1553 PR lto/47798
1554 * lto-streamer.h (lto_global_var_decls): Declare.
1555 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
1556 statics for global var processing.
1558 2011-02-18 Richard Guenther <rguenther@suse.de>
1560 PR tree-optimization/47737
1561 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
1562 edge dominance check.
1564 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1566 PR debug/47780
1567 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
1568 avoid invalid rtx sharing.
1570 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
1572 * doc/cpp.texi (Obsolete Features): Add background on the
1573 origin of assertions.
1575 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
1577 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
1578 objc_abi == 2.
1579 * config/darwin.c (output_objc_section_asm_op): Added support for
1580 ABI v1 and v2.
1581 (is_objc_metadata): New.
1582 (darwin_objc2_section): New.
1583 (darwin_objc1_section): New.
1584 (machopic_select_section): Added support for ABI v1 and v2.
1585 (darwin_emit_objc_zeroed): New.
1586 (darwin_output_aligned_bss): Detect objc metadata and treat it
1587 appropriately.
1588 (darwin_asm_output_aligned_decl_common): Same.
1589 (darwin_asm_output_aligned_decl_local): Same.
1590 * config/darwin-sections.def: Updated for ABI v1 and v2.
1591 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
1592 compiling Objective-C code for the NeXT runtime, default to using
1593 ABI version 0 for 32-bit, and version 2 for 64-bit.
1595 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1597 * common.opt (optimize_fast): New Variable.
1598 * opts.c (default_options_optimization): Use opts->x_optimize_fast
1599 instead of local variable ofast.
1601 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
1603 * doc/invoke.texi (fobjc-abi-version): Documented.
1604 (fobjc-nilcheck): Documented.
1605 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
1606 version.
1608 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1610 PR driver/47390
1611 * common.opt (export-dynamic): New Driver option.
1612 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
1614 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1616 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
1618 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
1619 Jan Hubicka <jh@suse.cz>
1621 PR debug/47106
1622 PR debug/47402
1623 * cfgexpand.c (account_used_vars_for_block): Remove.
1624 (estimated_stack_frame_size): Use referenced vars.
1625 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
1626 that were referenced in the original function. Test src_fn
1627 rather than cfun. Drop redundant get_var_ann.
1628 (setup_one_parameter): Drop redundant get_var_ann.
1629 (declare_return_variable): Likewise.
1630 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
1631 (copy_arguments_for_versioning): Drop redundant get_var_ann.
1632 * ipa-inline.c (compute_inline_parameters): Do not compute
1633 disregard_inline_limits here.
1634 (compute_inlinable_for_current, pass_inlinable): New.
1635 (pass_inline_parameters): Require PROP_referenced_vars.
1636 * cgraphunit.c (cgraph_process_new_functions): Don't run
1637 compute_inline_parameters explicitly unless function is in SSA form.
1638 (cgraph_analyze_function): Set .disregard_inline_limits.
1639 * tree-sra.c (convert_callers): Compute inliner parameters
1640 only for functions already in SSA form.
1642 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1644 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
1645 -mlittle-endian-data.
1647 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1649 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
1650 -mno-fpu, not -fpu and -no-fpu.
1651 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
1652 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
1654 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
1656 PR target/43653
1657 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
1658 input reload with PLUS RTX.
1660 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1662 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
1663 of InverseVar(MDMX).
1665 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1667 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
1668 --m4-340.
1670 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1672 * config/mn10300/mn10300.opt (mno-crt0): New.
1674 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1676 * config/m68k/uclinux.opt (static-libc): New Driver option.
1678 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1680 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
1682 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1684 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
1685 %{muser-extend-enabled}.
1687 2011-02-16 Richard Guenther <rguenther@suse.de>
1689 PR tree-optimization/47738
1690 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
1691 the TODO from tree_predictive_commoning.
1693 2011-02-15 Jeff Law <law@redhat.com>
1695 Revert
1696 2011-01-25 Jeff Law <law@redhat.com>
1698 PR rtl-optimization/37273
1699 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1700 handle them like argument loads from stack slots. Do not double
1701 count memory for memory constants and argument loads from stack slots.
1703 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1705 PR middle-end/47725
1706 * combine.c (cant_combine_insn_p): Revert the last change.
1708 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1710 PR target/47755
1711 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
1712 mode for vector constants. Remove code that checks for TImode.
1714 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1716 PR debug/47106
1717 PR debug/47402
1718 * cgraph.h (compute_inline_parameters): Return void.
1719 * ipa-inline.c (compute_inline_parameters): Adjust.
1721 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1723 PR debug/47106
1724 PR debug/47402
1725 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
1726 rather than decl.
1727 * cfgexpand.c (estimated_stack_frame_size): Likewise.
1728 * ipa-inline.c (compute_inline_parameters): Adjust.
1730 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1732 PR debug/47106
1733 PR debug/47402
1734 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
1735 Adjust all users. Pass FN to...
1736 * tree-flow-inline.h (first_referenced_var): ... this. Add
1737 fn argument.
1738 * ipa-struct-reorg.c: Adjust.
1739 * tree-dfa.c: Adjust.
1740 * tree-into-ssa.c: Adjust.
1741 * tree-sra.c: Adjust.
1742 * tree-ssa-alias.c: Adjust.
1743 * tree-ssa-live.c: Adjust.
1744 * tree-ssa.c: Adjust.
1745 * tree-ssanames.c: Adjust.
1746 * tree-tailcall.c: Adjust.
1748 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1750 PR debug/47106
1751 PR debug/47402
1752 * tree-flow.h (referenced_var_lookup): Add fn parameter.
1753 Adjust all callers.
1754 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
1755 * tree-flow-inline.h: Adjust.
1756 * gimple-pretty-print.c: Adjust.
1757 * tree-into-ssa.c: Adjust.
1758 * tree-ssa.c: Adjust.
1759 * cfgexpand.c: Adjust.
1761 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1763 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
1764 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1765 (EXTRA_CONSTRAINT): Delete.
1766 * config/iq2000/constraints.md: New file.
1767 * config/iq2000/iq2000.md: Include it.
1768 (define_insn ""): Delete.
1769 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
1770 unsupported constraint letters from patterns.
1771 (call_value, call_value_internal1): Likewise.
1772 (call_value_multiple_internal1): Likewise.
1774 2011-02-15 Nick Clifton <nickc@redhat.com>
1776 * config/mn10300/mn10300.c: Include tm-constrs.h.
1777 (struct liw_data): New data structure describing an LIW candidate
1778 instruction.
1779 (extract_bundle): Use struct liw_data. Allow small integer
1780 operands for some instructions.
1781 (check_liw_constraints): Use struct liw_data. Remove swapped
1782 parameter. Add comments describing the checks. Fix bug when
1783 assigning the source of liw1 to the source of liw2.
1784 (liw_candidate): Delete. Code moved into extract_bundle.
1785 (mn10300_bundle_liw): Use struct liw_data. Check constraints
1786 before swapping.
1787 * config/mn10300/predicates.md (liw_operand): New predicate.
1788 Allows registers and small integer constants.
1789 * config/mn10300/constraints.md (O): New constraint. Accetps
1790 integers in the range -8 to +7 inclusive.
1791 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
1792 for moving a small integer into a register. Give this alternative
1793 LIW attributes.
1794 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
1795 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
1796 using the J,K,L and M constraints,
1797 (liw): Remove SI mode on second operands to allow for HI and QI
1798 mode values.
1799 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
1800 instruction.
1802 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1804 PR middle-end/47725
1805 * combine.c (cant_combine_insn_p): Check zero/sign extended
1806 hard registers.
1808 2011-02-15 Richard Guenther <rguenther@suse.de>
1810 PR tree-optimization/47743
1811 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
1812 for a non-type-compatible VN lookup bail out.
1814 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1816 * config/fr30/constraints.md: New file.
1817 * config/fr30/fr30.md: Include it.
1818 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
1819 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1820 (EXTRA_CONSTRAINT): Delete.
1822 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1824 * config/frv/constraints.md: New file.
1825 * config/frv/predicates.md: Include it.
1826 * config/frv/frv.c (reg_class_from_letter): Delete.
1827 (frv_option_override): Don't initialize it.
1828 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
1829 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
1830 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
1831 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1832 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
1833 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1834 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
1835 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
1836 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
1837 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
1838 (REG_CLASS_FROM_CONSTRAINT): Delete.
1840 2011-02-15 Jakub Jelinek <jakub@redhat.com>
1842 PR middle-end/47581
1843 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
1844 if frame size is 0 in a leaf function.
1846 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1848 PR pch/14940
1849 * config/alpha/host-osf.c: New file.
1850 * config/alpha/x-osf: New file.
1851 * config.host (alpha*-dec-osf*): Use it.
1853 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1855 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1856 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
1857 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
1858 (rx_mode_dependent_address_p): ...this. Make static. Change argument
1859 type to const_rtx.
1860 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1862 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1864 * config/stormy16/constraints.md: New file.
1865 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
1866 Use satisfies_constraint_Q and satisfies_constraint_R.
1867 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
1868 Delete.
1869 (xstormy16_legitiamte_address_p): Declare.
1870 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
1871 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1872 (EXTRA_CONSTRAINT): Delete.
1873 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1874 Un-staticize.
1875 (xstormy16_extra_constraint_p): Delete.
1877 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
1879 PR tree-optimization/46494
1880 * loop-unroll.c (split_edge_and_insert): Adjust comment.
1881 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
1882 (pass_rtl_loop_done): Add TODO_verify_flow.
1883 * fwprop.c (pass_rtl_fwprop): Likewise.
1884 * modulo-sched.c (pass_sms): Likewise.
1885 * tree-ssa-dom.c (pass_dominator): Likewise.
1886 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1887 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
1888 (pass_tree_loop_done): Likewise.
1889 * tree-ssa-pre.c (execute_pre): Likewise.
1890 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1891 * tree-ssa-sink.c (pass_sink_code): Likewise.
1892 * tree-vrp.c (pass_vrp): Likewise.
1894 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1896 * config/v850/constraints.md: New file.
1897 * config/v850/v850.md: Include it.
1898 * config/v850/predicates.md (reg_or_0_operand): Use
1899 satisfies_constraint_G.
1900 (special_symbolref_operand): Use satisfies_constraint_K.
1901 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
1902 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
1903 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
1904 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1905 (EXTRA_CONSTRAINT): Delete.
1906 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
1907 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
1908 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
1910 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1912 PR target/47696
1913 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
1914 description.
1916 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1918 * config/mcore/constraints.md: New file.
1919 * config/mcore/mcore.md: Include it.
1920 * config/mcore/mcore.c (reg_class_from_letter): Delete.
1921 * config/mcore/mcore.h (reg_class_from_letter): Delete.
1922 (REG_CLASS_FROM_LETTER): Delete.
1923 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
1924 insn_const_int_ok_for_constraint.
1925 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
1926 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
1927 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1928 (EXTRA_CONSTRAINT): Delete.
1930 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1932 PR ada/41929
1933 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
1934 (IS_SIGHANDLER): Define.
1935 (sparc64_is_sighandler): New function, split off from
1936 sparc64_fallback_frame_state.
1937 (sparc_is_sighandler): New function, split off from
1938 sparc_fallback_frame_state.
1939 (sparc64_fallback_frame_state): Merge with ...
1940 (sparc_fallback_frame_state): ... this into ...
1941 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
1942 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
1943 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
1944 stack instead of hardcoded offsets.
1946 2011-02-14 Andriy Gapon <avg@freebsd.org>
1948 PR target/45808
1949 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
1951 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1953 * configure: Regenerate.
1955 2011-02-12 Joseph Myers <joseph@codesourcery.com>
1957 PR driver/45731
1958 * gcc.c (asm_options): Correct spec matching --target-help.
1960 2011-02-12 Martin Jambor <mjambor@suse.cz>
1962 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
1963 to gimple call error.
1965 2011-02-12 Mike Stump <mikestump@comcast.net>
1967 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
1968 comments in backslash regions.
1970 2011-02-12 Mike Stump <mikestump@comcast.net>
1971 Jakub Jelinek <jakub@redhat.com>
1972 Iain Sandoe <iains@gcc.gnu.org>
1974 PR target/47324
1975 * dwarf2out.c (output_cfa_loc): When required, apply the
1976 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
1977 (output_loc_sequence): Likewise.
1978 (output_loc_operands_raw): Likewise.
1979 (output_loc_sequence_raw): Likewise.
1980 (output_cfa_loc): Likewise.
1981 (output_loc_list): Suppress register number adjustment when
1982 calling output_loc_sequence()
1983 (output_die): Likewise.
1985 2011-02-12 Anatoly Sokolov <aesok@post.ru>
1987 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1988 Remove macros.
1989 * config/xtensa/xtensa.c (xtensa_register_move_cost,
1990 xtensa_memory_move_cost): New functions.
1991 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
1993 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
1995 PR lto/47225
1996 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
1997 in the current directory.
1998 * configure: Rebuilt.
2000 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
2002 * config/darwin.c (darwin_override_options): Add a hunk missed
2003 from the commit of r168571. Trim comment line lengths and
2004 correct indents of the preceding block.
2006 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
2008 * gcc.c (driver_handle_option): Concatenate the argument to -F with
2009 the switch.
2011 2011-02-11 Joseph Myers <joseph@codesourcery.com>
2013 * common.opt (nostartfiles): New Driver option.
2015 2011-02-11 Xinliang David Li <davidxl@google.com>
2017 PR tree-optimization/47707
2018 * tree-chrec.c (convert_affine_scev): Keep type precision.
2020 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
2022 PR tree-optimization/47420
2023 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
2025 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
2027 PR rtl-optimization/47614
2028 * rtl.h (check_for_inc_dec): Declare.
2029 * dse.c (check_for_inc_dec): Externalize...
2030 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
2031 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
2033 2011-02-11 Joseph Myers <joseph@codesourcery.com>
2035 PR driver/47678
2036 * gcc.c (main): Do not compile inputs if there were errors in
2037 option handling.
2038 * opts-common.c (read_cmdline_option): Check for wrong language
2039 after other error checks.
2041 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
2043 * cgraph.c: Fix comment typos.
2044 * cgraph.h: Likewise.
2045 * cgraphunit.c: Likewise.
2046 * ipa-cp.c: Likewise.
2047 * ipa-inline.c: Likewise.
2048 * ipa-prop.c: Likewise.
2049 * ipa-pure-const.c: Likewise.
2050 * ipa-ref.c: Likewise.
2051 * ipa-reference.c: Likewise.
2053 2011-02-11 Jakub Jelinek <jakub@redhat.com>
2055 PR debug/47684
2056 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
2058 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2060 PR testsuite/47400
2061 * doc/sourcebuild.texi (Require Support): Document
2062 dg-require-ascii-locale.
2064 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
2066 * doc/lto.texi (Write summary): Fix missing parentheses.
2068 2011-02-10 DJ Delorie <dj@redhat.com>
2070 * config/m32c/m32c.c (m32c_option_override): Disable
2071 -fcombine-stack-adjustments until flag value tracking and compare
2072 optimization can be rewritten.
2074 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
2076 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
2077 PROCESSOR_POWER7.
2078 (PROCESSOR_DEFAULT64): Likewise.
2080 2011-02-10 Richard Henderson <rth@redhat.com>
2082 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
2083 change from 2011-02-03.
2084 * config/rx/rx.c (flags_from_code): Likewise.
2085 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
2086 is valid, n/pz otherwise.
2087 (rx_select_cc_mode): Return CCmode if Y is not zero.
2089 2011-02-10 Richard Guenther <rguenther@suse.de>
2091 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
2093 2011-02-10 Richard Guenther <rguenther@suse.de>
2095 PR tree-optimization/47677
2096 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
2098 2011-02-10 Jakub Jelinek <jakub@redhat.com>
2100 PR target/47665
2101 * combine.c (make_compound_operation): Only change shifts into
2102 multiplication for SCALAR_INT_MODE_P.
2104 2011-02-10 Jie Zhang <jie@codesourcery.com>
2106 PR testsuite/47622
2107 Revert
2108 2011-02-05 Jie Zhang <jie@codesourcery.com>
2109 PR debug/42631
2110 * web.c (entry_register): Don't clobber the number of the
2111 first uninitialized reference in used[].
2113 2011-02-09 Richard Guenther <rguenther@suse.de>
2115 PR tree-optimization/47664
2116 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
2117 all edges again.
2119 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
2121 PR target/46481
2122 PR target/47032
2123 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
2124 PROCESSOR_POWER7.
2125 (PROCESSOR_DEFAULT64): Same.
2126 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
2128 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2130 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
2132 2011-02-09 Martin Jambor <mjambor@suse.cz>
2134 PR middle-end/45505
2135 * tree-sra.c (struct access): New flags grp_scalar_read and
2136 grp_scalar_write. Changed description of assignment read and write
2137 flags.
2138 (dump_access): Dump new flags, reorder all of them.
2139 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
2140 to detect multiple scalar reads.
2141 (analyze_access_subtree): Use the new scalar read write flags instead
2142 of the old flags. Adjusted comments.
2144 2011-02-08 DJ Delorie <dj@redhat.com>
2146 PR target/47548
2147 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
2148 patterns.
2150 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2152 * config/m68k/uclinux.opt: New.
2153 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
2155 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2157 * config/cris/elf.opt (sim): New Driver option.
2159 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2161 * config/xtensa/elf.opt: New.
2162 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
2164 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2166 * config/vax/elf.opt: New.
2167 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
2169 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2171 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
2173 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2175 * config/gnu-user.opt: New.
2176 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
2177 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
2178 *-*-uclinux*): Use gnu-user.opt.
2180 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
2182 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
2183 * config/i386/gnu.h (CPP_SPEC): Likewise.
2185 2011-02-08 Ian Lance Taylor <iant@google.com>
2187 * common.opt (fcx-limited-range): Add SetByCombined flag.
2188 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
2189 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
2190 (fassociative-math, freciprocal-math): Likewise.
2191 (funsafe-math-optimizations): Likewise.
2192 * opth-gen.awk: Handle SetByCombined.
2193 * optc-gen.awk: Likewise.
2194 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
2195 (set_unsafe_math_optimizations_flags): Likewise.
2196 * doc/options.texi (Option properties): Document SetByCombined.
2198 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2200 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
2201 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
2202 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
2203 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
2204 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
2206 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
2208 PR tree-optimization/46834
2209 PR tree-optimization/46994
2210 PR tree-optimization/46995
2211 * graphite-sese-to-poly.c (used_outside_reduction): New.
2212 (detect_commutative_reduction): Call used_outside_reduction.
2213 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
2214 translate_scalar_reduction_to_array only when at least one
2215 loop-phi/close-phi tuple has been detected.
2217 2011-02-08 Richard Guenther <rguenther@suse.de>
2219 PR middle-end/47639
2220 * tree-vect-generic.c (expand_vector_operations_1): Update
2221 stmts here ...
2222 (expand_vector_operations): ... not here. Cleanup EH info
2223 and the CFG if required.
2225 2011-02-08 Richard Guenther <rguenther@suse.de>
2227 PR tree-optimization/47641
2228 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
2229 require type compatibility.
2231 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2233 * gimple-low.c (lower_function_body): Don't remove the location of
2234 the return statement here.
2235 (lower_gimple_return): Do it here instead but only if the return
2236 statement is actually used twice.
2238 2011-02-08 Richard Guenther <rguenther@suse.de>
2240 PR tree-optimization/47632
2241 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
2242 unused up_to_stmt parameter, return whether cfg-cleanup is
2243 necessary, remove EH info properly.
2244 (forward_propagate_into_gimple_cond): Adjust caller.
2245 (forward_propagate_into_cond): Likewise.
2246 (forward_propagate_comparison): Likewise.
2247 (tree_ssa_forward_propagate_single_use_vars): Make
2248 forward_propagate_comparison case similar to the two others.
2250 2011-02-08 Nick Clifton <nickc@redhat.com>
2252 * config/mn10300/mn10300.opt (mliw): New command line option.
2253 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
2254 (liw_bundling): New automaton.
2255 (liw): New attribute.
2256 (liw_op): New attribute.
2257 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
2258 (movsi_internal): Add LIW attributes.
2259 (andsi3): Likewise.
2260 (iorsi3): Likewise.
2261 (xorsi3): Likewise.
2262 (addsi3): Separate register and immediate alternatives.
2263 Add LIW attributes.
2264 (subsi3): Likewise.
2265 (cmpsi): Likewise.
2266 (aslsi3): Likewise.
2267 (lshrsi3): Likewise.
2268 (ashrsi3): Likewise.
2269 (liw): New pattern.
2270 * config/mn10300/mn10300.c (liw_op_names): New
2271 (mn10300_print_operand): Handle 'W' operand descriptor.
2272 (extract_bundle): New function.
2273 (check_liw_constraints): New function.
2274 (liw_candidate): New function.
2275 (mn10300_bundle_liw): New function.
2276 (mn10300_reorg): New function.
2277 (TARGET_MACHINE_DEPENDENT_REORG): Define.
2278 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
2279 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
2280 __LIW__ or __NO_LIW__.
2281 * doc/invoke.texi: Describe the -mliw command line option.
2283 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2285 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
2286 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
2287 pthread_mutex_unlock): Remove.
2288 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
2289 * config/pa/t-pa64: Likewise.
2290 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
2291 shared libc if not linking against libpthread.
2292 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2294 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
2296 PR target/47558
2297 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
2298 on 10.6 and later to ensure that we always use the unwinder from
2299 the system. Only add -no_compact_unwind when tarteting darwin
2300 10.6 or later.
2302 2011-02-07 Steve Ellcey <sje@cup.hp.com>
2304 PR target/46997
2305 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
2306 (vec_interleave_lowv2sf): Ditto.
2307 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
2308 (vec_extract_oddv2sf): Ditto.
2310 2011-02-07 Mike Stump <mikestump@comcast.net>
2312 PR target/42333
2313 Add __ieee_divdc3 entry point.
2314 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
2315 entry point.
2316 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
2317 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
2318 * config/darwin.c (darwin_rename_builtins): Add.
2319 * config/darwin-protos.h (darwin_rename_builtins): Add.
2321 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2323 PR target/47636
2324 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
2325 for the condition.
2327 2011-02-07 Mike Stump <mikestump@comcast.net>
2329 * config/darwin.opt (mmacosx-version-min): Update default OS version.
2331 2011-02-07 Denis Chertykov <chertykov@gmail.com>
2333 PR target/47534
2334 * config/avr/libgcc.S (exit): Move .endfunc
2336 2011-02-07 Richard Guenther <rguenther@suse.de>
2338 PR tree-optimization/47615
2339 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
2340 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
2341 (run_scc_vn): Initialize it.
2342 (visit_reference_op_load): Use it.
2343 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
2345 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2347 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
2348 DImode trapping arithmetic libfuncs.
2350 2011-02-07 Richard Guenther <rguenther@suse.de>
2352 PR tree-optimization/47621
2353 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
2354 two duplicates ...
2355 (execute_update_addresses_taken): ... here. Make it more
2356 conservative in what we accept.
2358 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2360 * config/sparc/freebsd.h (ASM_SPEC): Define.
2361 * config/sparc/vxworks.h (ASM_SPEC): Define.
2363 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2365 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2367 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
2369 * doc/invoke.texi: Remove reference to compiler internals from
2370 user documentation.
2372 * reg-notes.def: Remove REG_VALUE_PROFILE.
2373 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
2375 2011-02-05 Jakub Jelinek <jakub@redhat.com>
2377 PR middle-end/47610
2378 * varasm.c (default_section_type_flags): If decl is NULL,
2379 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
2381 2011-02-05 Jie Zhang <jie@codesourcery.com>
2383 PR debug/42631
2384 * web.c (entry_register): Don't clobber the number of the
2385 first uninitialized reference in used[].
2387 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
2389 PR tree-optimization/46194
2390 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
2391 (build_classic_dist_vector_1): Do not represent classic distance
2392 vectors when the access functions are variating in different loops.
2394 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2396 * config/mips/iris6.opt: New.
2397 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
2399 2011-02-04 Richard Henderson <rth@redhat.com>
2400 Steve Ellcey <sje@cup.hp.com>
2402 PR target/46997
2403 * config/ia64/predicates.md (mux1_brcst_element): New.
2404 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
2405 * config/ia64/ia64.c (ia64_unpack_assemble): New.
2406 (ia64_unpack_sign): New.
2407 (ia64_expand_unpack): Rewrite using new routines.
2408 (ia64_expand_widen_sum): Ditto.
2409 (ia64_expand_dot_prod_v8qi): Ditto.
2410 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
2411 routines, add endian check.
2412 (pmpy2_even): Rename from pmpy2_r, add endian check.
2413 (pmpy2_odd): Rename from pmpy2_l, add endian check.
2414 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
2415 (vec_widen_smult_hi_v4hi): Ditto.
2416 (vec_widen_umult_lo_v4hi): Ditto.
2417 (vec_widen_umult_hi_v4hi): Ditto.
2418 (mulv2si3): Change endian checks.
2419 (sdot_prodv4hi): Rewrite with new calls.
2420 (udot_prodv4hi): New.
2421 (vec_pack_ssat_v4hi): Add endian check.
2422 (vec_pack_usat_v4hi): Ditto.
2423 (vec_pack_ssat_v2si): Ditto.
2424 (max1_even): Rename from max1_r, add endian check.
2425 (max1_odd): Rename from max1_l, add endian check.
2426 (*mux1_rev): Format change.
2427 (*mux1_mix): Ditto.
2428 (*mux1_shuf): Ditto.
2429 (*mux1_alt): Ditto.
2430 (*mux1_brcst_v8qi): Use new predicate.
2431 (vec_extract_evenv8qi): Remove endian check.
2432 (vec_extract_oddv8qi): Ditto.
2433 (vec_interleave_lowv4hi): Format change.
2434 (vec_interleave_highv4hi): Ditto.
2435 (mix2_even): Rename from mix2_r, add endian check.
2436 (mix2_odd): Rename from mux2_l, add endian check.
2437 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
2438 (vec_extract_evenodd_helper): Format change.
2439 (vec_extract_evenv4hi): Remove endian check.
2440 (vec_extract_oddv4hi): Remove endian check.
2441 (vec_interleave_lowv2si): Format change.
2442 (vec_interleave_highv2si): Format change.
2443 (vec_initv2si): Remove endian check.
2444 (vecinit_v2si): Add endian check.
2445 (reduc_splus_v2sf): Add endian check.
2446 (reduc_smax_v2sf): Ditto.
2447 (reduc_smin_v2sf): Ditto.
2448 (vec_initv2sf): Remove endian check.
2449 (fpack): Add endian check.
2450 (fswap): Add endian check.
2451 (vec_interleave_highv2sf): Add endian check.
2452 (vec_interleave_lowv2sf): Add endian check.
2453 (fmix_lr): Add endian check.
2454 (vec_setv2sf): Format change.
2455 (*vec_extractv2sf_0_be): Use shift to extract operand.
2456 (*vec_extractv2sf_1_be): New.
2457 (vec_pack_trunc_v4hi): Add endian check.
2458 (vec_pack_trunc_v2si): Format change.
2460 2011-02-04 Jakub Jelinek <jakub@redhat.com>
2462 PR inline-asm/23200
2463 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
2464 do bb, locus and block comparison and disallow loads if it is not set.
2465 (stmt_is_replaceable_p): New function.
2466 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
2467 callers.
2468 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
2469 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
2470 SSA_NAME_DEF_STMT.
2471 * tree-flow.h (stmt_is_replaceable_p): New prototype.
2473 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2475 * config/rs6000/xilinx.opt: New.
2476 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
2478 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2480 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
2482 2011-02-03 Anatoly Sokolov <aesok@post.ru>
2484 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
2485 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
2486 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
2487 secondary_reload_info, xtensa_secondary_reload): Remove.
2488 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
2489 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
2490 (xtensa_preferred_reload_class): Make static. Change return and
2491 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
2492 Use CONST_DOUBLE_P predicate.
2493 (xtensa_preferred_output_reload_class): New function.
2494 (xtensa_secondary_reload): Make static.
2496 2011-02-03 Joseph Myers <joseph@codesourcery.com>
2498 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
2499 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
2500 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
2502 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2504 PR middle-end/31490
2505 * output.h (SECTION_RELRO): Define.
2506 (SECTION_MACH_DEP): Adjust.
2507 (get_variable_section): New prototype.
2508 * varpool.c (varpool_finalize_named_section_flags): New function.
2509 (varpool_assemble_pending_decls): Call it.
2510 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
2511 * cgraphunit.c (cgraph_output_in_order): Call
2512 varpool_finalize_named_section_flags.
2513 * varasm.c (get_section): Allow section flags conflicts between
2514 relro and read-only sections if the section hasn't been declared yet.
2515 Set SECTION_OVERRIDE after diagnosing section type conflict.
2516 (get_variable_section): No longer static.
2517 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
2518 readonly sections that need relocations.
2519 (decl_readonly_section_1): New function.
2520 (decl_readonly_section): Use it.
2522 Revert:
2523 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
2524 Steve Ellcey <sje@cup.hp.com>
2526 PR middle-end/31490
2527 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
2528 if section attribute used.
2530 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2532 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
2533 * config/darwin.c (SECTION_NO_ANCHOR): Define.
2534 (darwin_init_sections): Remove assertion.
2536 2011-02-03 Nick Clifton <nickc@redhat.com>
2538 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
2539 lt and ge.
2540 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
2541 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
2542 instead of "n" and "pz".
2543 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
2544 CC_FLAG_S.
2546 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2548 PR target/47312
2549 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
2550 fma, expand FMA_EXPR as fma{,f,l} call.
2552 PR lto/47274
2553 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
2554 copy them into a unsigned char variable and pass address of it to
2555 lto_output_data_stream.
2557 PR target/47564
2558 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
2559 around backend_init_target and lang_dependent_init_target calls.
2560 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
2561 (verify_cgraph_node): Don't call set_cfun here. Use
2562 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
2563 Set error_found for incorrectly represented calls to thunks.
2565 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2567 PR debug/43092
2568 PR rtl-optimization/43494
2569 * rtl.h (for_each_inc_dec_fn): New type.
2570 (for_each_inc_dec): Declare.
2571 * rtlanal.c (struct for_each_inc_dec_ops): New type.
2572 (for_each_inc_dec_find_inc_dec): New fn.
2573 (for_each_inc_dec_find_mem): New fn.
2574 (for_each_inc_dec): New fn.
2575 * dse.c (struct insn_size): Remove.
2576 (replace_inc_dec, replace_inc_dec_mem): Remove.
2577 (emit_inc_dec_insn_before): New fn.
2578 (check_for_inc_dec): Use it, along with for_each_inc_dec.
2579 (canon_address): Pass mem modes to cselib_lookup.
2580 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
2581 (cselib_lookup_from_insn): Likewise.
2582 (cselib_subst_to_values): Likewise.
2583 * cselib.c (find_slot_memmode): New var.
2584 (cselib_find_slot): New fn. Use it instead of
2585 htab_find_slot_with_hash everywhere.
2586 (entry_and_rtx_equal_p): Use find_slot_memmode.
2587 (autoinc_split): New fn.
2588 (rtx_equal_for_cselib_p): Rename and implement in terms of...
2589 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
2590 Deal with autoinc. Special-case recursion into MEMs.
2591 (cselib_hash_rtx): Likewise.
2592 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
2593 address and MEM modes.
2594 (cselib_subst_to_values): Add memmode, pass it on.
2595 Deal with autoinc.
2596 (cselib_lookup): Add memmode argument, pass it on.
2597 (cselib_lookup_from_insn): Add memmode.
2598 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
2599 (struct cselib_record_autoinc_data): New.
2600 (cselib_record_autoinc_cb): New fn.
2601 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
2602 mode to cselib_lookup. Reset autoinced REGs here instead of...
2603 (cselib_process_insn): ... here.
2604 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
2605 to cselib_lookup.
2606 (add_uses): Likewise, also to cselib_subst_to_values.
2607 (add_stores): Likewise.
2608 * sched-deps.c (add_insn_mem_dependence): Pass mode to
2609 cselib_subst_to_values.
2610 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
2611 * gcse.c (do_local_cprop): Adjusted.
2612 * postreload.c (reload_cse_simplify_set): Adjusted.
2613 (reload_cse_simplify_operands): Adjusted.
2614 * sel-sched-dump (debug_mem_addr_value): Pass mode.
2616 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2618 PR tree-optimization/45122
2619 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
2620 unsafe assumptions when there's more than one loop exit.
2622 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2624 PR target/47272
2625 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
2626 Document using vector double with the load/store builtins, and
2627 that the load/store builtins always use Altivec instructions.
2629 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
2630 to use altivec memory instructions, even on VSX.
2631 (vector_altivec_store_<mode>): Ditto.
2633 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
2634 function.
2636 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2637 V2DF, V2DI support to load/store overloaded builtins.
2639 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
2640 altivec load/store builtins for V2DF/V2DI types.
2642 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
2643 set avoid indexed addresses on power6 if -maltivec.
2644 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
2645 vector_altivec_load/vector_altivec_store builtins.
2646 (altivec_expand_st_builtin): Ditto.
2647 (altivec_expand_builtin): Add VSX memory builtins.
2648 (rs6000_init_builtins): Add V2DI types to internal types.
2649 (altivec_init_builtins): Add support for V2DF/V2DI altivec
2650 load/store builtins.
2651 (rs6000_address_for_altivec): Insure memory address is appropriate
2652 for Altivec.
2654 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
2655 vec_vsx_ld and vec_vsx_st.
2656 (vsx_store_<mode>): Ditto.
2658 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
2659 variables to hold long long types for VSX vector memory builtins.
2660 (RS6000_BTI_unsigned_long_long): Ditto.
2661 (long_long_integer_type_internal_node): Ditti.
2662 (long_long_unsigned_type_internal_node): Ditti.
2664 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
2665 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
2666 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
2668 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
2669 short cuts.
2670 (vec_vsx_st): Ditto.
2672 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2674 * config/pa/pa-hpux10.opt: New.
2675 * config/hpux11.opt (pthread): New Driver option.
2676 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
2677 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
2679 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2681 * config/ia64/vms.opt: New.
2682 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
2684 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2686 PR target/47580
2687 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
2688 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
2689 generator functions.
2690 (vsx_floatuns<VSi><mode>2): Ditto.
2691 (vsx_fix_trunc<mode><VSi>2): Ditto.
2692 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
2694 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2696 * config/i386/djgpp.opt (posix): New Driver option.
2698 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2700 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
2701 Move to the unsupported targets list.
2703 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
2705 PR rtl-optimization/47525
2706 * df-scan.c: Update copyright years.
2707 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
2708 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
2710 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2712 * config/i386/sysv4.h (TARGET_VERSION): Remove.
2713 (SUBTARGET_RETURN_IN_MEMORY): Remove.
2714 (ASM_OUTPUT_ASCII): Remove.
2715 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
2717 2011-02-02 Jeff Law <law@redhat.com>
2719 PR middle-end/47543
2720 * reload.c (find_reloads_address): Handle reg+d address where both
2721 components are invalid by reloading the entire address.
2723 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2724 Richard Guenther <rguenther@suse.de>
2726 PR tree-optimization/40979
2727 PR bootstrap/47044
2728 * passes.c (init_optimization_passes): After LIM call copy_prop
2729 and DCE to clean up.
2730 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
2732 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2734 PR tree-optimization/47576
2735 PR tree-optimization/47555
2736 * doc/invoke.texi (scev-max-expr-complexity): Documented.
2737 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2738 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
2739 * tree-scalar-evolution.c (follow_ssa_edge): Use
2740 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
2742 2011-02-02 Richard Guenther <rguenther@suse.de>
2744 PR tree-optimization/47566
2745 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
2747 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2749 PR debug/47106
2750 PR debug/47402
2751 * tree-inline.c (declare_return_variable): Remove unused caller
2752 variable.
2754 PR debug/47106
2755 PR debug/47402
2756 * tree-flow-inline.h (clear_is_used, is_used_p): New.
2757 * cfgexpand.c (account_used_vars_for_block): Use them.
2758 * tree-nrv.c (tree_nrv): Likewise.
2759 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
2760 (dump_scope_block): Likewise.
2761 (remove_unused_locals): Likewise.
2763 PR debug/47106
2764 PR debug/47402
2765 * tree-inline.c (declare_return_variable): Add result decl to
2766 local decls only once.
2767 * gimple-low.c (record_vars_into): Mark newly-created variables
2768 as referenced.
2770 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2772 PR debug/47498
2773 PR debug/47501
2774 PR debug/45136
2775 PR debug/45130
2776 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2777 debug insns.
2778 (no_real_insns_p, schedule_block, set_priorities): Drop special
2779 treatment of boundary debug insns.
2780 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2781 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
2782 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2783 (BOUNDARY_DEBUG_INSN_P): Likewise.
2784 (SCHEDULE_DEBUG_INSN_P): Likewise.
2785 * sched-rgn.c (init_ready_list): Drop special treatment of
2786 boundary debug insns.
2787 * final.c (rest_of_clean_state): Clear notes' BB.
2789 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2791 * config/openbsd.opt (assert=): New Driver option.
2793 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2795 * config/i386/nto.opt: New.
2796 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
2798 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2800 * config/i386/netware.opt: New.
2801 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
2803 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2805 * config/interix.opt (posix): New Driver option.
2807 2011-02-01 DJ Delorie <dj@redhat.com>
2809 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
2811 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
2812 class for A0/A1.
2814 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
2816 PR tree-optimization/47561
2817 * toplev.c (process_options): Print the Graphite flags. Add
2818 flag_loop_flatten to the list of options requiring Graphite.
2820 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2822 * config/i386/cygming.opt (posix): New Driver option.
2824 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2826 * config/arm/vxworks.opt: New.
2827 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
2829 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2831 * config/alpha/elf.opt: New.
2832 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
2833 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
2835 2011-02-01 Richard Guenther <rguenther@suse.de>
2837 PR tree-optimization/47559
2838 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
2839 store-motion on references that can throw.
2841 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
2843 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
2844 * tree-pass.h (TDF_CSELIB): New macro.
2845 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
2846 cselib_lookup): Check for it rather than for TDF_DETAILS.
2848 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
2850 PR driver/47547
2851 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
2852 is HOST_BIT_BUCKET.
2854 * opts.c (finish_options): Don't add x_aux_base_name if it is
2855 HOST_BIT_BUCKET.
2857 2011-02-01 Richard Guenther <rguenther@suse.de>
2859 PR tree-optimization/47555
2860 Revert
2861 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
2863 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2865 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
2867 PR gcc/46692
2868 * config/lm32/t-lm32: Add multilib for all CPU options.
2870 2011-02-01 Richard Guenther <rguenther@suse.de>
2872 PR tree-optimization/47541
2873 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2874 sure to have a field at offset zero.
2876 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2878 * config/arc/arc.opt (EB, EL): New Driver options.
2880 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2882 * config/alpha/osf5.opt: New.
2883 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
2885 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2887 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
2889 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
2891 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
2892 -floop-interchange.
2893 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
2894 is an alias of -floop-interchange and that it requires the
2895 Graphite infrastructure.
2896 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
2897 flag_loop_interchange based on the value of flag_tree_loop_linear.
2899 2011-01-31 Jakub Jelinek <jakub@redhat.com>
2900 Richard Guenther <rguenther@suse.de>
2902 PR tree-optimization/47538
2903 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
2904 type instead of r1type, except for comparisons. For right
2905 shifts and comparisons punt if there are mismatches in
2906 sizetype vs. non-sizetype types.
2908 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2910 * doc/sourcebuild.texi (Effective-Target Keywords): Document
2911 avx_runtime.
2913 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2915 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
2916 version number.
2917 * configure: Regenerate.
2919 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2921 * configure.ac (gcc_cv_ld_static_option): Define.
2922 (gcc_cv_ld_dynamic_option): Define.
2923 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
2924 instead.
2925 (HAVE_LD_STATIC_DYNAMIC): Update message.
2926 (LD_STATIC_OPTION): Define.
2927 (LD_DYNAMIC_OPTION): Define.
2928 * configure: Regenerate.
2929 * config.in: Regenerate.
2930 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
2931 HAVE_LD_STATIC_DYNAMIC]: Use them.
2933 2011-01-31 Nick Clifton <nickc@redhat.com>
2935 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
2936 registers inside interrupt handlers if the handler is not a leaf
2937 function.
2939 2011-01-31 Nick Clifton <nickc@redhat.com>
2941 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
2942 reg_renumber returning an INVALID_REGNUM.
2944 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2946 PR libgcj/44341
2947 * doc/install.texi: Document host options discarded when cross
2948 configuring target libraries.
2950 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2952 Reverted:
2953 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2954 PR debug/45136
2955 PR debug/45130
2956 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2957 debug insns.
2958 (no_real_insns_p, schedule_block, set_priorities): Drop special
2959 treatment of boundary debug insns.
2960 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2961 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2962 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2963 (BOUNDARY_DEBUG_INSN_P): Likewise.
2964 (SCHEDULE_DEBUG_INSN_P): Likewise.
2965 * sched-rgn.c (init_ready_list): Drop special treatment of
2966 boundary debug insns.
2967 * final.c (rest_of_clean-state): Clear notes' BB.
2969 2011-01-31 Alan Modra <amodra@gmail.com>
2971 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
2972 toc relative expressions as we do in print_operand_address.
2974 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
2976 * doc/extend.texi: Follow spelling conventions.
2977 * doc/invoke.texi: Fix a typo.
2979 2011-01-30 Joseph Myers <joseph@codesourcery.com>
2981 * config/hpux11.opt: New.
2982 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
2983 ia64*-*-hpux*): Use hpux11.opt.
2985 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
2987 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
2988 to tmake_file.
2990 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2992 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
2993 support sites.
2995 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2997 * doc/install.texi (Binaries): Remove outdated reference for
2998 Motorola 68HC11/68HC12 downloads.
3000 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
3002 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
3003 Drepper's paper.
3005 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
3007 PR bootstrap/47147
3008 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
3009 used by NetBSD.
3011 2011-01-28 Ahmad Sharif <asharif@google.com>
3013 * value-prof.c (check_counter): Corrected error message.
3015 2011-01-29 Jie Zhang <jie@codesourcery.com>
3017 * config/arm/arm.c (arm_legitimize_reload_address): New.
3018 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
3019 arm_legitimize_reload_address.
3020 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
3022 2011-01-28 Ian Lance Taylor <iant@google.com>
3024 * godump.c (go_define): Ignore macros whose definitions include
3025 two adjacent operands.
3027 2011-01-28 Jakub Jelinek <jakub@redhat.com>
3029 PR target/42894
3030 * varasm.c (force_const_mem): Store copy of x in desc->constant
3031 instead of x itself.
3032 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
3033 itself into REG_EQUAL note.
3035 2011-01-28 Joseph Myers <joseph@codesourcery.com>
3037 * config/freebsd.opt (posix, rdynamic): New Driver options.
3039 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3041 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
3042 -Bstatic/-Bdynamic.
3043 * configure: Regenerate.
3045 2011-01-27 Joseph Myers <joseph@codesourcery.com>
3047 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
3048 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
3050 2011-01-27 Anatoly Sokolov <aesok@post.ru>
3052 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
3053 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
3054 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
3055 (s390_preferred_reload_class): Make static. Change return and
3056 'rclass' argument type to reg_class_t.
3058 2011-01-27 Jan Hubicka <jh@suse.cz>
3060 PR middle-end/46949
3061 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
3062 (process_function_and_variable_attributes): Check defined weakrefs.
3064 2011-01-27 Martin Jambor <mjambor@suse.cz>
3066 PR tree-optimization/47228
3067 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
3068 build_ref_for_offset.
3070 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3072 * config/spu/spu-elf.h (ASM_SPEC): Remove.
3074 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
3076 PR rtl-optimization/46856
3077 * postreload.c (reload_combine_recognize_const_pattern): Do not
3078 separate cc0 setter and user on cc0 targets.
3080 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
3082 PR c/43082
3083 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
3084 passed a VOID_TYPE expression, immediately emit an error and
3085 return error_mark_node.
3087 2011-01-26 Jeff Law <law@redhat.com>
3089 PR rtl-optimization/47464
3090 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
3091 rather than may_trap_p as needed.
3093 2011-01-26 DJ Delorie <dj@redhat.com>
3095 PR rtl-optimization/46878
3096 * combine.c (insn_a_feeds_b): Check for the implicit cc0
3097 setter/user dependency as well.
3099 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
3101 PR rtl-optimization/44469
3102 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
3103 after removing trivially dead basic blocks.
3105 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3107 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
3108 * config/frv/frv.h (LINK_SPEC): Likewise.
3109 * config/i386/netware.h (LINK_SPEC): Likewise.
3110 * config/m68k/linux.h (ASM_SPEC): Likewise.
3111 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
3112 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3113 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3114 * config/sparc/linux.h (ASM_SPEC): Likewise.
3115 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3116 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3118 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3120 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
3121 * config/frv/frv.h (ASM_SPEC): Likewise.
3122 * config/m68k/linux.h (ASM_SPEC): Likewise.
3123 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
3124 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
3125 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3126 * config/sparc/linux.h (ASM_SPEC): Likewise.
3127 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3128 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3130 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3132 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
3133 * config/frv/frv.h (LINK_SPEC): Likewise.
3134 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3136 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3138 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
3139 * config/frv/frv.h (ASM_SPEC): Likewise.
3140 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
3141 * config/m68k/linux.h (ASM_SPEC): Likewise.
3142 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
3143 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
3144 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3145 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
3146 * config/sparc/linux.h (ASM_SPEC): Likewise.
3147 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3148 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3149 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
3151 2011-01-26 Steve Ellcey <sje@cup.hp.com>
3153 PR target/46997
3154 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
3155 (*mux2): Ditto.
3156 (vec_extract_evenodd_help): Ditto.
3157 (vec_extract_evenv4hi): Ditto.
3158 (vec_extract_oddv4hi): Ditto.
3159 (vec_interleave_lowv2si): Ditto.
3160 (vec_interleave_highv2si): Ditto.
3161 (vec_extract_evenv2si): Ditto.
3162 (vec_extract_oddv2si: Ditto.
3163 (vec_pack_trunc_v2si): Ditto.
3165 2011-01-22 Jan Hubicka <jh@suse.cz>
3167 PR target/47237
3168 * cgraph.h (cgraph_local_info): New field can_change_signature.
3169 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
3170 signature can change.
3171 (ipcp_estimate_growth): Call sequence simplify only if calle signature
3172 can change.
3173 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
3174 (cgraph_function_versioning): We can not change signature of functions
3175 that don't allow that.
3176 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
3177 (lto_input_node): Likewise.
3178 * ipa-inline.c (compute_inline_parameters): Compute
3179 local.can_change_signature.
3180 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
3181 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
3182 functions that can not change signature.
3183 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
3184 init_cumulative_args): Do not use local calling conventions
3185 for functions that can not change signature.
3187 2011-01-22 Jan Hubicka <jh@suse.cz>
3189 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
3191 2011-01-26 Richard Guenther <rguenther@suse.de>
3193 PR tree-optimization/47190
3194 * cgraphunit.c (process_common_attributes): New function.
3195 (process_function_and_variable_attributes): Use it.
3197 2011-01-26 Richard Guenther <rguenther@suse.de>
3199 PR lto/47423
3200 * cgraphbuild.c (record_eh_tables): Record reference to personality
3201 function.
3203 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
3205 PR debug/45454
3206 * sel-sched.c (moveup_expr): Don't let debug insns prevent
3207 non-debug insns from moving up.
3209 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
3211 PR target/40125
3212 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
3213 t-dlldir{,-x} fragment for build and add it to tmake_file.
3214 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
3215 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
3216 * config/i386/t-dlldir: New file.
3217 (SHLIB_DLLDIR): Define.
3218 * config/i386/t-dlldir-x: New file.
3219 (SHLIB_DLLDIR): Define.
3220 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
3221 (SHLIB_INSTALL): Use it.
3223 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
3225 PR target/47246
3226 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
3227 lower bound of the allowed Thumb-2 coprocessor load/store
3228 index range to -256. Add explaining comment.
3230 2011-01-25 Ian Lance Taylor <iant@google.com>
3232 * godump.c (go_define): Improve lexing of macro expansion to only
3233 accept expressions which match Go spec.
3235 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
3237 PR c++/43601
3238 * tree.c (handle_dll_attribute): Handle it.
3239 * doc/extend.texi (@item dllexport): Mention it.
3240 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
3242 2011-01-25 Ian Lance Taylor <iant@google.com>
3244 PR tree-optimization/26854
3245 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
3246 (decl_jump_unsafe): Move higher in file, with no other change.
3247 (bind): Set has_jump_unsafe_decl if appropriate.
3248 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
3249 (check_earlier_gotos): Likewise.
3250 (c_check_switch_jump_warnings): Likewise.
3252 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
3254 * doc/invoke.texi (Warning Options): Add missing hyphen.
3255 (-fprofile-dir): Minor grammatical fixes.
3256 (-fbranch-probabilities): Likewise.
3258 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
3260 PR debug/45136
3261 PR debug/45130
3262 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
3263 debug insns.
3264 (no_real_insns_p, schedule_block, set_priorities): Drop special
3265 treatment of boundary debug insns.
3266 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
3267 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
3268 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
3269 (BOUNDARY_DEBUG_INSN_P): Likewise.
3270 (SCHEDULE_DEBUG_INSN_P): Likewise.
3271 * sched-rgn.c (init_ready_list): Drop special treatment of
3272 boundary debug insns.
3273 * final.c (rest_of_clean-state): Clear notes' BB.
3275 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3277 * Makefile.in (LAMBDA_H): Removed.
3278 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
3279 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
3280 lambda-trans.o, and tree-loop-linear.o.
3281 (lto-symtab.o): Remove dependence on LAMBDA_H.
3282 (tree-loop-linear.o): Remove rule.
3283 (lambda-mat.o): Same.
3284 (lambda-trans.o): Same.
3285 (lambda-code.o): Same.
3286 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
3287 (tree-vect-slp.o): Same.
3288 * hwint.h (gcd): Moved here.
3289 (least_common_multiple): Same.
3290 * lambda-code.c: Removed.
3291 * lambda-mat.c: Removed.
3292 * lambda-trans.c: Removed.
3293 * lambda.h: Removed.
3294 * tree-loop-linear.c: Removed.
3295 * lto-symtab.c: Do not include lambda.h.
3296 * omega.c (gcd): Removed.
3297 * passes.c (init_optimization_passes): Remove pass_linear_transform.
3298 * tree-data-ref.c (print_lambda_vector): Moved here.
3299 (lambda_vector_copy): Same.
3300 (lambda_matrix_copy): Same.
3301 (lambda_matrix_id): Same.
3302 (lambda_vector_first_nz): Same.
3303 (lambda_matrix_row_add): Same.
3304 (lambda_matrix_row_exchange): Same.
3305 (lambda_vector_mult_const): Same.
3306 (lambda_vector_negate): Same.
3307 (lambda_matrix_row_negate): Same.
3308 (lambda_vector_equal): Same.
3309 (lambda_matrix_right_hermite): Same.
3310 * tree-data-ref.h: Do not include lambda.h.
3311 (lambda_vector): Moved here.
3312 (lambda_matrix): Same.
3313 (dependence_level): Same.
3314 (lambda_transform_legal_p): Removed declaration.
3315 (lambda_collect_parameters): Same.
3316 (lambda_compute_access_matrices): Same.
3317 (lambda_vector_gcd): Same.
3318 (lambda_vector_new): Same.
3319 (lambda_vector_clear): Same.
3320 (lambda_vector_lexico_pos): Same.
3321 (lambda_vector_zerop): Same.
3322 (lambda_matrix_new): Same.
3323 * tree-flow.h (least_common_multiple): Removed declaration.
3324 * tree-parloops.c (lambda_trans_matrix): Moved here.
3325 (LTM_MATRIX): Same.
3326 (LTM_ROWSIZE): Same.
3327 (LTM_COLSIZE): Same.
3328 (LTM_DENOMINATOR): Same.
3329 (lambda_trans_matrix_new): Same.
3330 (lambda_matrix_vector_mult): Same.
3331 (lambda_transform_legal_p): Same.
3332 * tree-pass.h (pass_linear_transform): Removed declaration.
3333 * tree-ssa-loop.c (tree_linear_transform): Removed.
3334 (gate_tree_linear_transform): Removed.
3335 (pass_linear_transform): Removed.
3336 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
3337 flag_loop_interchange.
3339 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3341 PR tree-optimization/47265
3342 PR tree-optimization/47443
3343 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
3344 if name still has some uses.
3346 2011-01-25 Martin Jambor <mjambor@suse.cz>
3348 PR tree-optimization/47382
3349 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
3350 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
3352 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
3354 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
3355 sjlj_except_unwind_info.
3357 2011-01-25 Richard Guenther <rguenther@suse.de>
3359 PR tree-optimization/47426
3360 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
3361 visible functions results escape.
3363 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3365 PR target/45701
3366 * config/arm/arm.c (any_sibcall_uses_r3): New function.
3367 (arm_get_frame_offsets): Use it.
3369 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3370 Jakub Jelinek <jakub@redhat.com>
3372 PR tree-optimization/47271
3373 * tree-if-conv.c (bb_postdominates_preds): New.
3374 (if_convertible_bb_p): Call bb_postdominates_preds.
3375 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
3376 (predicate_scalar_phi): Call bb_postdominates_preds.
3378 2011-01-25 Nick Clifton <nickc@redhat.com>
3380 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
3381 * config/rx/rx.c (rx_function_value): Likewise.
3382 (rx_promote_function_mode): Likewise.
3383 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
3384 in order to make it legitimate.
3385 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
3386 make sure that the first operand is the same as the result register.
3387 (addsi3_unspec): Delete.
3388 (subdi3): Do not accept immediate operands.
3389 (subdi3_internal): Likewise.
3391 2011-01-25 Jeff Law <law@redhat.com>
3393 PR rtl-optimization/37273
3394 * ira-costs.c (scan_one_insn): Detect constants living in memory and
3395 handle them like argument loads from stack slots. Do not double
3396 count memory for memory constants and argument loads from stack slots.
3398 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3400 PR tree-optimization/47427
3401 PR tree-optimization/47428
3402 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3403 coalesce if the new root var would be TREE_READONLY.
3405 2011-01-25 Richard Guenther <rguenther@suse.de>
3407 PR middle-end/47414
3408 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
3409 correct type for TBAA.
3411 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3413 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
3414 (close_phi_written_to_memory): Call for_each_index with
3415 dr_indices_valid_in_loop.
3417 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3419 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
3420 when it is initialized.
3422 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3424 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
3425 call to graphite_find_data_references_in_stmt.
3426 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
3427 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
3428 call to graphite_find_data_references_in_stmt.
3429 (analyze_drs_in_stmts): Same.
3430 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
3431 in which the scalar analysis of indices is performed.
3432 (create_data_ref): Same. Update call to dr_analyze_indices.
3433 (find_data_references_in_stmt): Update call to create_data_ref.
3434 (graphite_find_data_references_in_stmt): Same.
3435 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
3436 declaration.
3437 (create_data_ref): Same.
3438 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
3439 call to create_data_ref.
3441 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3443 * graphite-sese-to-poly.c (build_poly_scop): Move
3444 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
3446 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3448 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
3449 VAR_DECL, PARM_DECL, and RESULT_DECL.
3451 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3453 * graphite-dependences.c (reduction_dr_1): Allow several reductions
3454 in a reduction PBB.
3455 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
3456 that have already been marked as PBB_IS_REDUCTION.
3458 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3460 * graphite-scop-detection.c (same_close_phi_node): New.
3461 (remove_duplicate_close_phi): New.
3462 (make_close_phi_nodes_unique): New.
3463 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
3465 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3467 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
3468 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
3469 of both data references to be the same.
3471 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3473 * graphite-dependences.c (build_lexicographical_constraint): Remove
3474 the gdim parameter.
3475 (build_lexicographical_constraint): Adjust call to
3476 ppl_powerset_is_empty.
3477 (dependence_polyhedron): Same.
3478 (graphite_legal_transform_dr): Same.
3479 (graphite_carried_dependence_level_k): Same.
3480 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
3481 parameter.
3482 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
3484 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3486 * graphite-sese-to-poly.c
3487 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
3488 (close_phi_written_to_memory): New.
3489 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
3490 and unshare_expr.
3492 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3494 * doc/install.texi: Update the expected version number of PPL to 0.11.
3495 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
3496 #if PPL_VERSION_MINOR < 11.
3498 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3500 * graphite-dependences.c: Include graphite-cloog-util.h.
3501 (new_poly_ddr): Inlined into dependence_polyhedron.
3502 (free_poly_ddr): Moved close by new_poly_ddr.
3503 (dependence_polyhedron_1): Renamed dependence_polyhedron.
3504 Early return NULL when ppl_powerset_is_empty returns true.
3505 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
3506 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
3507 (graphite_legal_transform_dr): Call new_poly_ddr.
3508 (graphite_carried_dependence_level_k): Same.
3509 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
3510 (dot_transformed_deps_stmt_1): Removed.
3511 (dot_deps_stmt_1): Call dot_deps_stmt_2.
3512 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
3513 (dot_deps_1): Call dot_deps_2.
3514 * Makefile.in (graphite-dependences.o): Add missing dependence on
3515 graphite-cloog-util.h.
3517 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3519 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
3520 (build_lexicographical_constraint): Same.
3521 (dependence_polyhedron_1): Same.
3522 (graphite_legal_transform_dr): Same.
3523 (graphite_carried_dependence_level_k): Same.
3524 * graphite-ppl.c (ppl_powerset_is_empty): New.
3525 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
3526 * tree-data-ref.c (dump_data_reference): Print the basic block index.
3528 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3530 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
3531 the "a followed by b" relation and document it.
3533 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3535 * graphite-dependences.c (build_lexicographical_constraint): Stop the
3536 iteration when the bag of constraints is empty.
3538 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3540 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
3542 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3544 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
3545 nest and two loop depths as parameters.
3546 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
3547 lst_perfect_nestify.
3549 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3551 * graphite-dependences.c (print_pddr): Call
3552 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
3554 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3556 * graphite-ppl.c (debug_gmp_value): New.
3557 * graphite-ppl.h (debug_gmp_value): Declared.
3559 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
3561 * doc/install.texi: Document availability of cloog-0.16.
3563 2011-01-25 Vladimir Kargov <kargov@gmail.com>
3565 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
3566 invalid postdominance info.
3568 2011-01-24 Jan Hubicka <jh@suse.cz>
3570 PR c/21659
3571 * doc/extend.texi (weak pragma): Drop claim that it must
3572 appear before definition.
3573 * varasm.c (merge_weak, declare_weak): Only sanity check
3574 that DECL is not output at a time it is declared weak.
3576 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
3578 * machmode.def: Fixed comments.
3580 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
3582 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
3584 2011-01-24 Paul Koning <ni1d@arrl.net>
3586 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
3587 WORDS_BIG_ENDIAN.
3589 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
3591 PR target/46519
3592 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
3593 (block_info): Add scanned and prev.
3594 (move_or_delete_vzeroupper_2): Return if the basic block
3595 has been scanned and the upper 128bit state is unchanged
3596 from the last scan.
3597 (move_or_delete_vzeroupper_1): Return true if the exit
3598 state is changed.
3599 (move_or_delete_vzeroupper): Visit basic blocks using the
3600 work-list based algorithm based on vt_find_locations in
3601 var-tracking.c.
3603 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
3605 2011-01-24 Nick Clifton <nickc@redhat.com>
3607 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
3608 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
3609 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
3610 then define __v850e1__.
3611 * doc/invoke.texi: Document -mv850es.
3613 2011-01-24 Richard Henderson <rth@redhat.com>
3615 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
3616 compound unordered comparisons.
3617 * config/rx/rx.c (rx_split_fp_compare): Remove.
3618 * config/rx/rx-protos.h: Update.
3619 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
3620 (cbranchsf4): Don't call rx_split_fp_compare.
3621 (*cbranchsf4): Use rx_split_cbranch.
3622 (*cmpsf): Don't accept "i" constraint.
3623 (*conditional_branch): Only valid after reload.
3624 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
3626 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3628 PR target/47385
3629 * config/rs6000/altivec.md (vector constant splitters): Add
3630 support for creating vector single precision constants if -mvsx is
3631 used and we would create the constant using Altivec primitives.
3633 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
3634 Richard Sandiford <rdsandiford@googlemail.com>
3636 PR rtl-optimization/47166
3637 * reload1.c (emit_reload_insns): Disable the spill_reg_store
3638 mechanism for PRE_MODIFY and POST_MODIFY.
3639 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
3640 reloadreg.
3642 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
3644 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
3646 2011-01-22 Jan Hubicka <jh@suse.cz>
3648 PR lto/47333
3649 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
3651 2011-01-22 Jan Hubicka <jh@suse.cz>
3653 PR tree-optimization/43884
3654 PR lto/44334
3655 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
3656 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
3658 2011-01-22 Anatoly Sokolov <aesok@post.ru>
3660 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
3661 * config/s390/s390.c (s390_register_move_cost,
3662 s390_memory_move_cost): New.
3663 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
3665 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3667 PR middle-end/47401
3668 * except.c (sjlj_assign_call_site_values): Move setting the
3669 crtl->uses_eh_lsda flag to ...
3670 (sjlj_mark_call_sites): ... here.
3671 (sjlj_emit_function_enter): Support NULL dispatch label.
3672 (sjlj_build_landing_pads): In a function with no landing pads
3673 that still has must-not-throw regions, generate code to register
3674 a personality function with empty LSDA.
3676 2011-01-21 Richard Henderson <rth@redhat.com>
3678 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
3680 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
3682 * compare-elim.c: New file.
3683 * Makefile.in (OBJS-common): Add it.
3684 (compare-elim.o): New.
3685 * common.opt (fcompare-elim): New.
3686 * opts.c (default_options_table): Add OPT_fcompare_elim.
3687 * tree-pass.h (pass_compare_elim_after_reload): New.
3688 * passes.c (init_optimization_passes): Add it.
3689 * recog.h: Protect against re-inclusion.
3690 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
3691 * doc/invoke.texi (-fcompare-elim): Document it.
3692 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
3693 * doc/tm.texi: Rebuild.
3695 2011-01-22 Nick Clifton <nickc@redhat.com>
3697 * config/rx/rx.md (cstoresf4): Pass comparison operator to
3698 rx_split_fp_compare.
3700 2011-01-22 Nick Clifton <nickc@redhat.com>
3702 * config/rx/rx.md (UNSPEC_CONST): New.
3703 (deallocate_and_return): Wrap the amount popped off the stack in
3704 an UNSPEC_CONST in order to stop it being rejected by
3705 -mmax-constant-size.
3706 (pop_and_return): Add a "(return)" rtx.
3707 (call): Drop the immediate operand.
3708 (call_internal): Likewise.
3709 (call_value): Likewise.
3710 (call_value_internal): Likewise.
3711 (sibcall_internal): Likewise.
3712 (sibcall_value_internal): Likewise.
3713 (sibcall): Likewise. Generate an explicit call using
3714 sibcall_internal.
3715 (sibcall_value): Likewise.
3716 (mov<>): FAIL if a constant operand is not legitimate.
3717 (addsi3_unpsec): New pattern.
3719 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
3720 (ok_for_max_constant): New function.
3721 (gen_safe_add): New function.
3722 (rx_expand_prologue): Use gen_safe_add.
3723 (rx_expand_epilogue): Likewise.
3724 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
3725 UNSPEC CONSTs.
3727 2011-01-21 Jeff Law <law@redhat.com>
3729 PR tree-optimization/47053
3730 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
3731 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
3732 statements are deleted.
3733 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
3734 is nonempty, then purge dead edges and cleanup the CFG.
3736 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3738 PR debug/47402
3739 Temporarily revert:
3740 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3741 PR debug/47106
3742 * tree-dfa.c (create_var_ann): Mark variable as used.
3744 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3746 PR middle-end/45566
3747 * except.c (convert_to_eh_region_ranges): Emit queued no-region
3748 notes from other section in hot/cold partitioning even if
3749 last_action is -3. Increment call_site_base.
3751 PR rtl-optimization/47366
3752 * fwprop.c (forward_propagate_into): Return bool. If
3753 any changes are made, -fnon-call-exceptions is used and
3754 REG_EH_REGION note is present, call purge_dead_edges
3755 and return true if it purged anything.
3756 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
3757 any EH edges were purged.
3759 2011-01-21 Jeff Law <law@redhat.com>
3761 PR rtl-optimization/41619
3762 * caller-save.c (setup_save_areas): Break out code to determine
3763 which hard regs are live across calls by examining the reload chains
3764 so that it is always used.
3765 Eliminate code which checked REG_N_CALLS_CROSSED.
3767 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3769 PR tree-optimization/47355
3770 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
3771 NOP has non-debug uses beyond PHIs in new_bb.
3773 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3775 PR debug/47106
3776 * cfgexpand.c (account_used_vars_for_block): Only account vars
3777 that are annotated as used.
3778 (estimated_stack_frame_size): Don't set TREE_USED.
3779 * tree-dfa.c (create_var_ann): Mark variable as used.
3781 2011-01-21 Richard Guenther <rguenther@suse.de>
3783 PR middle-end/47395
3784 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
3786 2011-01-21 Richard Guenther <rguenther@suse.de>
3788 PR tree-optimization/47365
3789 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
3790 (vn_reference_lookup_pieces): Adjust.
3791 (vn_reference_lookup): Likewise.
3792 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
3793 (vn_reference_lookup_3): Only look through kills if in
3794 VN_WALKREWRITE mode.
3795 (vn_reference_lookup_pieces): Adjust.
3796 (vn_reference_lookup): Likewise.
3797 (visit_reference_op_load): Likewise.
3798 (visit_reference_op_store): Likewise.
3799 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
3800 (compute_avail): Likewise.
3801 (eliminate): Likewise.
3803 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3805 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
3806 DECL_IGNORED_P non-reg vars if they are used.
3808 PR tree-optimization/47391
3809 * varpool.c (const_value_known_p): Return false if
3810 decl is volatile.
3812 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
3814 PR bootstrap/47215
3815 * config/i386/i386.c (ix86_local_alignment): Handle
3816 case for va_list_type_node is nil.
3817 (ix86_canonical_va_list_type): Likewise.
3819 2011-01-21 Alan Modra <amodra@gmail.com>
3821 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
3822 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
3824 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3826 * config/arm/arm.md (define_attr type): Rename f_load
3827 and f_store to f_fpa_load and f_fpa_store. Update.
3828 (write_conflict): Deal with rename fallout.
3829 (*push_fp_multi): Likewise.
3830 * config/arm/fpa.md (f_load): Use f_fpa_load.
3831 (f_store): Use f_fpa_store.
3832 (*movsf_fpa): Likewise.
3833 (*movdf_fpa): Likewise.
3834 (*movxf_fpa): Likewise.
3835 (*thumb2_movsf_fpa): Likewise.
3836 (*thumb2_movdf_fpa): Likewise.
3837 (*thumb2_movxf_fpa): Likewise.
3838 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
3839 f_loadd and f_stored.
3840 (*thumb2_movdi_vfp): Likewise.
3841 (*thumb2_movsf_vfp): Fix attribute to f_loads.
3842 (*thumb2_movsi_vfp): Likewise.
3843 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
3844 Use f_loads instead of f_load.
3845 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
3847 2011-01-20 Anatoly Sokolov <aesok@post.ru>
3849 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3850 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
3851 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3852 (xtensa_mode_dependent_address_p): New function.
3853 (constantpool_address_p): Make static. Change return type to bool.
3854 Change argument type to const_rtx. Use CONST_INT_P predicate.
3856 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
3858 PR debug/46583
3859 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
3861 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3863 PR debug/47283
3864 * cfgexpand.c (expand_debug_expr): Instead of generating
3865 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
3866 etc. handling.
3868 2011-01-20 Richard Guenther <rguenther@suse.de>
3870 PR middle-end/47370
3871 * tree-inline.c (remap_gimple_op_r): Recurse manually for
3872 the pointer operand of MEM_REFs.
3874 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3876 PR tree-optimization/46130
3877 * ipa-split.c (consider_split): If return_bb contains non-virtual
3878 PHIs other than for retval or if split_function would not adjust it,
3879 refuse to split.
3881 2011-01-20 Richard Guenther <rguenther@suse.de>
3883 PR tree-optimization/47167
3884 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3885 Revert previous change, only avoid enumeral type changes.
3887 2011-01-19 Mike Stump <mikestump@comcast.net>
3889 * doc/tm.texi.in (BRANCH_COST): Englishify.
3890 * doc/tm.texi (BRANCH_COST): Likewise.
3892 2011-01-19 Dodji Seketeli <dodji@redhat.com>
3894 PR c++/47291
3895 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
3896 (gen_scheduled_generic_parms_dies): New functions.
3897 (gen_struct_or_union_type_die): Schedule template parameters DIEs
3898 generation for the end of CU compilation.
3899 (dwarf2out_finish): Generate template parameters DIEs here.
3901 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3903 PR debug/46240
3904 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
3905 debug bind stmt on merge edges.
3907 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3909 PR debug/47079
3910 PR debug/46724
3911 * function.c (instantiate_expr): Instantiate incoming rtl of
3912 implicit arguments, and recurse on VALUE_EXPRs.
3913 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
3914 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
3916 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3918 * c-parser.c (c_parser_for_statement): Initialize
3919 collection_expression.
3921 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3923 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
3925 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3927 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
3928 (LINK_SHLIB_SPEC): Don't use %(link_path).
3929 (SUBTARGET_EXTRA_SPECS): Remove link_path.
3931 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3933 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
3934 (NO_SHARED_LIB_SUPPORT): Remove.
3935 (LINK_SHLIB_SPEC): Remove one conditional definition.
3937 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3939 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
3940 %{call_shared}.
3941 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
3942 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
3943 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
3944 %{call_shared} and conditionals on these options not being passed.
3945 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
3946 %{call_shared}.
3948 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3950 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
3951 simplify.
3953 * ipa-split.c: Spelling fixes.
3955 2011-01-19 Richard Henderson <rth@redhat.com>
3957 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
3958 (*mulsi3): Likewise.
3960 * longlong.h [__mn10300__] (count_leading_zeros): New.
3961 [__mn10300__] (umul_ppmm, smul_ppmm): New.
3962 [__mn10300__] (add_ssaaaa, subddmmss): New.
3963 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
3964 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
3966 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3968 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
3970 2011-01-19 Richard Henderson <rth@redhat.com>
3972 * config/mn10300/mn10300.md (addsi3_flags): New.
3973 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
3974 (subsi3_flags, subc_internal, subdi3): New.
3975 (subdi3_internal, *subdi3_degenerate): New.
3976 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
3978 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
3979 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
3980 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
3981 * config/mn10300/mn10300-protos.h: Update.
3982 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
3983 (return_ret): Likewise. Rename from return_internal_regs.
3984 (return_internal): Remove.
3986 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
3987 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
3988 (mn10300_legitimate_constant_p): Likewise.
3989 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
3990 (mn10300_frame_size): New.
3991 (mn10300_expand_prologue): Use it.
3992 (mn10300_expand_epilogue): Likewise.
3993 (mn10300_initial_offset): Likewise.
3994 * config/mn10300/mn10300-protos.h: Update.
3995 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
3996 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
3997 (prologue, epilogue, return_internal): Tidy output code.
3998 (mn10300_store_multiple_operation, return): Likewise.
3999 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
4000 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
4001 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
4002 (load_pic, am33_load_pic): New.
4003 (mn10300_load_pic0, mn10300_load_pic1): New.
4005 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
4006 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
4007 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
4008 (cc_flags_for_mode, cc_flags_for_code): New.
4009 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
4010 overflow flag is not valid. Validate that the flags we need
4011 for the comparison are valid.
4012 (mn10300_output_cmp): Remove.
4013 (mn10300_output_add): New.
4014 (mn10300_select_cc_mode): Use cc_flags_for_code.
4015 (mn10300_split_cbranch): New.
4016 (mn10300_match_ccmode): New.
4017 (mn10300_split_and_operand_count): New.
4018 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
4019 to the function.
4020 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
4021 (addsi3): ... here. Use mn10300_output_add.
4022 (*addsi3_flags): New.
4023 (*am33_subsi3, *mn10300_subsi3): Merge...
4024 (subsi3): ... here. Use attribute isa.
4025 (*subsi3_flags): New.
4026 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
4027 when possible.
4028 (*am33_andsi3, *mn10300_andsi3): Merge...
4029 (andsi3): ... here.
4030 (*andsi3_flags): New.
4031 (andsi3 splitters): New.
4032 (*am33_iorsi3, *mn10300_iorsi3): Merge...
4033 (iorsi3): ... here.
4034 (*iorsi3_flags): New.
4035 (*am33_xorsi3, *mn10300_xorsi3): Merge...
4036 (xorsi3): ... here.
4037 (*xorsi3_flags): New.
4038 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
4039 (one_cmplsi2): ... here.
4040 (*one_cmplsi2_flags): New.
4041 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
4042 instead of "dax" in constraints. Use mn10300_split_cbranch.
4043 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
4044 use matching constraints to eliminate a self-comparison.
4045 (*integer_conditional_branch): Rename from integer_conditional_branch.
4046 Use int_mode_flags to match CC_REG.
4047 (*cbranchsi4_btst, *btstsi): New.
4048 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
4049 mn10300_split_cbranch.
4050 (*am33_cmpsf): Rename from am33_cmpsf.
4051 (*float_conditional_branch): Rename from float_conditional_branch.
4052 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
4053 (zero_extendqisi2): ... here.
4054 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
4055 (zero_extendhisi2): ... here.
4056 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
4057 (extendqisi2): ... here.
4058 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
4059 (extendhisi2): ... here.
4060 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
4061 (ashlsi3): ... here.
4062 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
4063 (lshrsi3): ... here.
4064 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
4065 (ashrsi3): ... here.
4066 (consecutive add peephole): Remove.
4067 * config/mn10300/predicates.md (label_ref_operand): New.
4068 (int_mode_flags): New.
4069 (CCZN_comparison_operator): New.
4071 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
4072 (throughput_42_latency_43): New reservation.
4073 (mulsidi3, umulsidi3): New expanders.
4074 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
4075 the MDR register to allocation; separately allocate the low and
4076 high parts of the DImode result.
4077 (umulsidi3_internal): Similarly.
4078 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
4079 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
4080 (udivsi3, umodsi3): Remove.
4081 (udivmodsi4, divmodsi4): New expanders.
4082 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
4083 (*divmodsi4): Simiarly.
4084 (ext_internal): New.
4086 * config/mn10300/constraints.md ("z"): New constraint.
4087 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
4088 (FIXED_REGISTERS): Don't fix MDR.
4089 (CALL_USED_REGSITERS): Reformat nicely.
4090 (REG_ALLOC_ORDER): Add MDR.
4091 (enum regclass): Add MDR_REGS.
4092 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
4093 (IRA_COVER_CLASSES): Add MDR_REGS.
4094 (REGNO_REG_CLASS): Handle MDR_REG.
4095 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
4096 (mn10300_register_move_cost): Likewise.
4097 * config/mn10300/mn10300.md (MDR_REG): New.
4098 (*movsi_internal): Handle moves to/from MDR_REGS.
4100 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
4101 POST_MODIFY.
4102 (mn10300_secondary_reload): Tidy combination reload classes.
4103 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
4104 addresses for AM33. Allow symbolic offsets for reg+imm.
4105 (mn10300_regno_in_class_p): New.
4106 (mn10300_legitimize_reload_address): New.
4107 * config/mn10300/mn10300.h (enum reg_class): Remove
4108 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
4109 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
4110 SP_OR_GENERAL_REGS.
4111 (REG_CLASS_NAMES): Update to match.
4112 (REG_CLASS_CONTENTS): Likewise.
4113 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
4114 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
4115 (REGNO_IN_RANGE_P): Remove.
4116 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
4117 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
4118 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
4119 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
4120 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
4121 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
4122 (REGNO_GENERAL_P): New.
4123 (HAVE_POST_MODIFY_DISP): New.
4124 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
4125 (LEGITIMIZE_RELOAD_ADDRESS): New.
4126 * config/mn10300/mn10300-protos.h: Update.
4128 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
4129 DATA_REGS for AM33 stack-pointer destination.
4130 (mn10300_preferred_output_reload_class): Likewise.
4131 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
4132 into a form appropriate for ...
4133 (TARGET_SECONDARY_RELOAD): New.
4134 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
4135 * config/mn10300/mn10300-protos.h: Update.
4136 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
4137 reload_insi; use the "A" constraint for the scratch; handle AM33
4138 moves of sp to non-address registers.
4140 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
4141 (*movqi_internal): ... here.
4142 (*am33_movhi, *mn10300_movhi): Merge into...
4143 (*movhi_internal): ... here.
4144 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
4145 as the source/destination of moves from/to SP.
4146 (movsf): Only allow for AM33-2.
4147 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
4148 any integer constant constraint. Only allow for AM33-2. Tidy
4149 all of the alternative outputs.
4150 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
4151 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
4152 for MN103.
4153 (udivsi3, umodsi3): New patterns for MN103 only.
4155 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
4157 * doc/tm.texi.in: Spell out that a lack of register class unions
4158 can lead to ICEs.
4159 * doc/tm.texi: Regenerate.
4161 2011-01-19 Jakub Jelinek <jakub@redhat.com>
4163 PR rtl-optimization/47337
4164 * dce.c (check_argument_store): New function.
4165 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
4167 PR tree-optimization/47290
4168 * tree-eh.c (infinite_empty_loop_p): New function.
4169 (cleanup_empty_eh): Use it.
4171 2011-01-18 Steve Ellcey <sje@cup.hp.com>
4173 PR target/46997
4174 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
4175 (a64_expand_widen_sum): Ditto.
4176 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
4177 (vec_extract_evenodd_help): Ditto.
4178 (vec_extract_evenv4hi): Ditto.
4179 (vec_extract_oddv4hi): Ditto.
4180 (vec_extract_evenv2si): Ditto.
4181 (vec_extract_oddv2si): Ditto.
4182 (vec_extract_evenv2sf): Ditto.
4183 (vec_extract_oddv2sf): Ditto.
4184 (vec_pack_trunc_v4hi: Ditto.
4185 (vec_pack_trunc_v2si): Ditto.
4186 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
4187 (vec_interleave_highv8qi): Ditto.
4188 (mix1_r): Ditto.
4189 (vec_extract_oddv8qi): Ditto.
4190 (vec_interleave_lowv4hi): Ditto.
4191 (vec_interleave_highv4hi): Ditto.
4192 (vec_interleave_lowv2si): Ditto.
4193 (vec_interleave_highv2si): Ditto.
4195 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4197 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
4198 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
4199 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
4200 (pa_c_mode_for_suffix): New.
4201 (TARGET_EXPAND_BUILTIN): Define.
4202 (TARGET_C_MODE_FOR_SUFFIX): Define.
4203 (pa_builtins): Define.
4204 (pa_init_builtins): Register __float128 type and init new support
4205 builtins.
4206 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
4207 * config/pa/quadlib.c (_U_Qfcopysign): New.
4209 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
4211 PR middle-end/46894
4212 * explow.c (allocate_dynamic_stack_space): Do not assume more than
4213 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
4214 are defined.
4216 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4218 PR tree-optimization/47179
4219 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
4220 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
4222 2011-01-18 Richard Guenther <rguenther@suse.de>
4224 PR rtl-optimization/47216
4225 * emit-rtl.c: Include tree-flow.h.
4226 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
4227 of replicating it with different semantics.
4228 * Makefile.in (emit-rtl.o): Adjust.
4230 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4232 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
4233 (cortex_a9_dp): Handle neon types correctly.
4235 2011-01-18 Jakub Jelinek <jakub@redhat.com>
4237 PR rtl-optimization/47299
4238 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
4239 subtarget. Use normal multiplication if both operands are constants.
4240 * expmed.c (expand_widening_mult): Don't try to optimize constant
4241 multiplication if op0 has VOIDmode. Convert op1 constant to mode
4242 before using it.
4244 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4246 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
4247 spacing after 'e.g.', typos, comma, hyphenation.
4249 2011-01-17 Richard Henderson <rth@redhat.com>
4251 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
4252 (rx_restricted_mem_operand): New.
4253 (rx_shift_operand): Use register_operand.
4254 (rx_source_operand, rx_compare_operand): Likewise.
4255 * config/rx/rx.md (addsi3_flags): New expander.
4256 (adddi3): Rewrite as expander.
4257 (adc_internal, *adc_flags, adddi3_internal): New patterns.
4258 (subsi3_flags): New expander.
4259 (subdi3): Rewrite as expander.
4260 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
4262 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
4263 (rx_init_builtins): Remove sat builtin.
4264 (rx_expand_builtin): Likewise.
4265 * config/rx/rx.md (ssaddsi3): New.
4266 (*sat): Rename from sat. Represent the CC_REG input.
4268 * config/rx/predicates.md (rshift_operator): New.
4269 * config/rx/rx.c (rx_expand_insv): Remove.
4270 * config/rx/rx-protos.h: Update.
4271 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
4272 operand to the canonical position.
4273 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
4274 (*bitclr, *bitclr_in_memory): Similarly.
4275 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
4276 (insv): Retain the zero_extract in the expansion.
4278 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
4279 (bswaphi2, bitinvert, revw): Likewise.
4281 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
4282 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
4283 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
4284 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
4285 (bitset, bitset_in_memory): Likewise.
4286 (bitinvert, bitinvert_in_memory): Likewise.
4287 (bitclr, bitclr_in_memory): Likewise.
4288 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
4289 (rx_strend, rx_cmpstrn): Likewise.
4290 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
4291 (bitop peep2 patterns): Remove.
4293 * config/rx/rx.c (rx_match_ccmode): New.
4294 * config/rx/rx-protos.h: Update.
4295 * config/rx/rx.md (abssi2): Clobber, don't set flags.
4296 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
4297 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
4298 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
4299 (fix_truncsfsi2, floatsisf2): Likewise.
4300 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
4301 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
4302 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
4303 (*subsi3_flags, *xorsi3_flags): New.
4305 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
4307 * config/rx/rx.c (rx_print_operand): Remove workaround for
4308 unsplit comparison operations.
4310 * config/rx/rx.md (movsicc): Split after reload.
4311 (*movsicc): Merge *movsieq and *movsine via match_operator.
4312 (*stcc): New pattern.
4314 * config/rx/rx.c (rx_float_compare_mode): Remove.
4315 * config/rx/rx.h (rx_float_compare_mode): Remove.
4316 * config/rx/rx.md (cstoresi4): Split after reload.
4317 (*sccc): New pattern.
4319 * config/rx/predicates.md (label_ref_operand): New.
4320 (rx_z_comparison_operator): New.
4321 (rx_zs_comparison_operator): New.
4322 (rx_fp_comparison_operator): New.
4323 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
4324 Validate that the flags are set properly for the comparison.
4325 (rx_gen_cond_branch_template): Remove.
4326 (rx_cc_modes_compatible): Remove.
4327 (mode_from_flags): New.
4328 (flags_from_code): Rename from flags_needed_for_conditional.
4329 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
4330 (rx_select_cc_mode): Likewise.
4331 (rx_split_fp_compare): New.
4332 (rx_split_cbranch): New.
4333 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
4334 (*cbranchsi4): Use match_operator and rx_split_cbranch.
4335 (*cbranchsf4): Similarly.
4336 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
4337 match_operator and rx_split_cbranch.
4338 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
4339 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
4340 (*cmpsi): Rename from cmpsi.
4341 (*tstsi): Rename from tstsi.
4342 (*cmpsf): Rename from cmpsf; use CC_Fmode.
4343 (*conditional_branch): Rename from conditional_branch.
4344 (*reveresed_conditional_branch): Remove.
4345 (b<code>): Remove expander.
4346 * config/rx/rx-protos.h: Update.
4348 * config/rx/rx.c (rx_compare_redundant): Remove.
4349 * config/rx/rx.md (cmpsi): Don't use it.
4350 * config/rx/rx-protos.h: Update.
4352 * config/rx/rx-modes.def (CC_F): New mode.
4353 * config/rx/rx.c (rx_select_cc_mode): New.
4354 * config/rx/rx.h (SELECT_CC_MODE): Use it.
4355 * config/rx/rx-protos.h: Update.
4357 2011-01-17 Richard Henderson <rth@redhat.com>
4359 * except.c (dump_eh_tree): Fix stray ; after for statement.
4361 2011-01-17 Richard Guenther <rguenther@suse.de>
4363 PR tree-optimization/47313
4364 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
4365 handling before copying the body. Properly deal with
4366 by-reference result in SSA form.
4368 2011-01-17 Ian Lance Taylor <iant@google.com>
4370 PR target/47219
4371 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
4372 (struct_value_alias_set): Don't define.
4373 (sparc_option_override): Don't set sparc_sr_alias_set and
4374 struct_value_alias_set.
4375 (save_or_restore_regs): Use gen_frame_mem rather than calling
4376 set_mem_alias_set.
4377 (sparc_struct_value_rtx): Likewise.
4379 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
4381 PR target/47318
4382 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
4383 __m128i.
4384 (_mm_maskstore_pd): Likewise.
4385 (_mm_maskload_ps): Likewise.
4386 (_mm_maskstore_ps): Likewise.
4387 (_mm256_maskload_pd): Change mask to __m256i.
4388 (_mm256_maskstore_pd): Likewise.
4389 (_mm256_maskload_ps): Likewise.
4390 (_mm256_maskstore_ps): Likewise.
4392 * config/i386/i386-builtin-types.def: Updated.
4393 (ix86_expand_special_args_builtin): Likewise.
4395 * config/i386/i386.c (bdesc_special_args): Update
4396 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
4397 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
4398 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
4399 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
4401 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
4402 Use <avxpermvecmode> on mask register.
4403 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
4405 2011-01-17 Olivier Hainque <hainque@adacore.com>
4406 Michael Haubenwallner <michael.haubenwallner@salomon.at>
4407 Eric Botcazou <ebotcazou@adacore.com>
4409 PR target/46655
4410 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
4411 if <= USHRT_MAX in 32-bit mode.
4413 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4415 * doc/install.texi (Configuration, Specific): Wrap long
4416 lines in examples. Allow line wrapping in long options
4417 and URLs where beneficial for PDF output.
4419 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
4421 * config/mips/mips.c (mips_classify_symbol): Don't return
4422 SYMBOL_PC_RELATIVE for nonlocal labels.
4424 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
4426 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
4428 2011-01-15 Jan Hubicka <jh@suse.cz>
4430 PR tree-optimization/47276
4431 * ipa.c (function_and_variable_visibility): Do not try to mark alias
4432 declarations as needed.
4434 2011-01-15 Martin Jambor <mjambor@suse.cz>
4436 * common.opt (fdevirtualize): New flag.
4437 * doc/invoke.texi (Option Summary): Document it.
4438 * opts.c (default_options_table): Add devirtualize flag.
4439 * ipa-prop.c (detect_type_change): Return immediately if
4440 devirtualize flag is not set.
4441 (detect_type_change_ssa): Likewise.
4442 (compute_known_type_jump_func): Likewise.
4443 (ipa_analyze_virtual_call_uses): Likewise.
4445 2011-01-14 Martin Jambor <mjambor@suse.cz>
4447 PR tree-optimization/45934
4448 PR tree-optimization/46302
4449 * ipa-prop.c (type_change_info): New type.
4450 (stmt_may_be_vtbl_ptr_store): New function.
4451 (check_stmt_for_type_change): Likewise.
4452 (detect_type_change): Likewise.
4453 (detect_type_change_ssa): Likewise.
4454 (compute_complex_assign_jump_func): Check for dynamic type change.
4455 (compute_complex_ancestor_jump_func): Likewise.
4456 (compute_known_type_jump_func): Likewise.
4457 (compute_scalar_jump_functions): Likewise.
4458 (ipa_analyze_virtual_call_uses): Likewise.
4459 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
4461 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4463 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
4464 * config/i386/i386.opt (msse5): New Alias.
4466 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4468 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
4469 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4470 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4471 * config/sparc/sparc.h (CC1_SPEC): Likewise.
4473 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4475 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
4476 -mcpu options.
4477 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4478 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4479 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
4480 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
4481 Likewise.
4482 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
4484 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4486 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
4488 2011-01-14 Mike Stump <mikestump@comcast.net>
4490 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
4491 * config/fr30/fr30.md: Likweise
4492 (movsi_push): Likewise.
4493 (movsi_pop): Likewise.
4494 (enter_func): Likewise.
4495 * config/moxie/moxie.md (movsi_push): Likewise.
4496 (movsi_pop): Likewise.
4498 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4500 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
4501 %{no_archive} %{exact_version}.
4502 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
4503 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
4504 %{no_archive} %{exact_version}.
4505 * config/mips/openbsd.h (LINK_SPEC): Likewise.
4506 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
4507 * config/mips/vxworks.h: Likewise.
4509 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4511 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
4513 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4515 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
4516 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
4518 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4520 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
4521 -nodefaultlib.
4523 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4525 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
4526 for mcpu not cpu.
4527 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
4528 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
4529 not cpu.
4530 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
4531 Don't handle -shlib.
4533 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4535 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
4536 (CC1_SPEC): Don't handle -profile.
4538 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4540 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
4541 * config/mips/mips.h (CC1_SPEC): Likewise.
4543 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4545 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
4546 * config/mips/mips.h (CC1_SPEC): Likewise.
4548 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4550 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
4551 * config/m32r/linux.h (LINK_SPEC): Likewise.
4552 * config/mips/linux.h (LINK_SPEC): Likewise.
4553 * config/mips/linux64.h (LINK_SPEC): Likewise.
4554 * config/sparc/linux.h (LINK_SPEC): Likewise.
4555 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4556 LINK_SPEC): Likewise.
4557 * config/xtensa/linux.h (LINK_SPEC): Likewise.
4559 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4561 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
4562 %{version:-v}.
4563 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
4565 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4567 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
4568 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
4570 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4572 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
4574 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4576 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
4577 supports -Bstatic/-Bdynamic.
4578 * configure: Regenerate.
4580 2011-01-14 Jan Hubicka <jh@suse.cz>
4581 Jack Howarth <howarth@bromo.med.uc.edu>
4583 PR target/46037
4584 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
4585 when checking debug_info_level. Test write_symbols instead of
4586 debug_hooks->var_location when setting flag_var_tracking_uninit.
4588 2011-01-14 Richard Guenther <rguenther@suse.de>
4590 PR tree-optimization/47179
4591 * target.def (ref_may_alias_errno): New target hook.
4592 * targhooks.h (default_ref_may_alias_errno): Declare.
4593 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
4594 (default_ref_may_alias_errno): New function.
4595 * target.h (struct ao_ref_s): Declare.
4596 * tree-ssa-alias.c: Include target.h.
4597 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
4598 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
4599 (targhooks.o): Likewise.
4600 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
4601 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
4603 2011-01-14 Richard Guenther <rguenther@suse.de>
4605 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
4607 2011-01-14 Richard Guenther <rguenther@suse.de>
4609 PR tree-optimization/47280
4610 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
4611 return CFG changes.
4612 (tree_ssa_forward_propagate_single_use_vars): Deal with
4613 CFG changes from associate_plusminus.
4615 2011-01-14 Richard Guenther <rguenther@suse.de>
4617 PR middle-end/47281
4618 Revert
4619 2011-01-11 Richard Guenther <rguenther@suse.de>
4621 PR tree-optimization/46076
4622 * tree-ssa.c (useless_type_conversion_p): Conversions from
4623 unprototyped to empty argument list function types are useless.
4625 2011-01-14 Richard Guenther <rguenther@suse.de>
4627 PR tree-optimization/47286
4628 * tree-ssa-structalias.c (new_var_info): Register variables are global.
4630 2011-01-14 Martin Jambor <mjambor@suse.cz>
4632 PR middle-end/46823
4633 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
4635 2011-01-13 Anatoly Sokolov <aesok@post.ru>
4637 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
4638 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
4639 * config/xtensa/xtensa.c (xtensa_libcall_value,
4640 xtensa_function_value_regno_p): New functions.
4641 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
4643 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
4645 PR c++/47213
4646 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
4647 PE specific hook.
4648 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
4649 New function prototype.
4650 * config/i386/winnt.c (i386_pe_assemble_visibility):
4651 Warn only if attribute was specified by user.
4653 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4655 PR target/47251
4656 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
4657 floating point.
4658 (floatunsdidf2_fcfidu): Ditto.
4660 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4662 * config/s390/s390.c (print_operand_address): Replace 'error' with
4663 'output_operand_lossage'.
4664 (print_operand): Likewise.
4666 2011-01-13 Jeff Law <law@redhat.com>
4668 PR rtl-optimization/39077
4669 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
4670 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
4671 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
4672 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
4673 * gcse.c (prune_insertions_deletions): New function.
4674 (compute_pre_data): Use it.
4676 2011-01-13 Dodji Seketeli <dodji@redhat.com>
4678 PR debug/PR46973
4679 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
4680 static function.
4681 (prune_unused_types_mark): Use it.
4683 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
4685 PR rtl-optimization/45352
4686 * sel-sched.c: Update copyright years.
4687 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
4688 in the advancing loop when we have issued issue_rate insns.
4690 2011-01-12 Richard Henderson <rth@redhat.com>
4692 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
4693 (TARGET_MD_ASM_CLOBBERS): New.
4695 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
4696 (TARGET_DELEGITIMIZE_ADDRESS): New.
4698 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
4699 (clzsi2, *bsch): New patterns.
4701 * config/mn10300/mn10300.md (INT): New mode iterator.
4702 (*mov<INT>_clr): New pattern, and peep2 to generate it.
4704 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
4705 flag_split_wide_types.
4707 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
4708 (mn10300_trampoline_init): Rewrite without a template, an immediate
4709 load and a direct branch.
4710 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
4712 2011-01-12 Anatoly Sokolov <aesok@post.ru>
4714 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4715 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
4716 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
4717 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4719 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
4721 PR debug/47209
4722 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
4723 of type.
4725 2011-01-12 Jan Hubicka <jh@suse.cz>
4727 PR driver/47244
4728 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
4729 (PLUGIN_COND_CLOSE): New macro.
4730 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
4732 2011-01-12 Richard Guenther <rguenther@suse.de>
4734 PR lto/47259
4735 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
4736 register variables in a MEM_REF.
4738 2011-01-12 Joseph Myers <joseph@codesourcery.com>
4740 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
4741 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
4742 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
4743 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
4744 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
4745 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
4746 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
4747 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
4748 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
4749 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
4750 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
4751 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
4752 * config/gnu-user.h: New. Copied from linux.h.
4753 (LINUX_TARGET_STARTFILE_SPEC): Rename to
4754 GNU_USER_TARGET_STARTFILE_SPEC.
4755 (LINUX_TARGET_ENDFILE_SPEC): Rename to
4756 GNU_USER_TARGET_ENDFILE_SPEC.
4757 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
4758 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
4759 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
4760 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
4761 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
4762 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
4763 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
4764 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
4765 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
4766 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
4767 * config/arm/linux-eabi.h (CC1_SPEC): Use
4768 GNU_USER_TARGET_CC1_SPEC.
4769 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
4770 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
4771 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
4772 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
4773 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
4774 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
4775 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
4776 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
4778 2011-01-12 Richard Guenther <rguenther@suse.de>
4780 PR other/46946
4781 * doc/invoke.texi (ffast-math): Document it is turned on
4782 with -Ofast.
4784 2011-01-12 Jan Hubicka <jh@suse.cz>
4786 PR tree-optimization/47233
4787 * opts.c (common_handle_option): Disable ipa-reference with profile
4788 feedback.
4790 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4792 * c-parser.c (c_parser_objc_at_property_declaration): Improved
4793 error message.
4795 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4797 * c-parser.c (c_lex_one_token): Updated and reindented some
4798 comments. No changes in code.
4800 2011-01-11 Ian Lance Taylor <iant@google.com>
4802 * godump.c (go_output_var): Don't output the variable if there is
4803 already a type with the same name.
4805 2011-01-11 Ian Lance Taylor <iant@google.com>
4807 * godump.c (go_format_type): Don't generate float80.
4809 2011-01-11 Richard Henderson <rth@redhat.com>
4811 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
4812 declaration. Rewrite for both speed and size.
4813 (mn10300_address_cost_1): Remove.
4814 (mn10300_register_move_cost): New.
4815 (mn10300_memory_move_cost): New.
4816 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
4817 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
4818 extensions, shifts, BSWAP, CLZ.
4819 (mn10300_wide_const_load_uses_clr): Remove.
4820 (TARGET_REGISTER_MOVE_COST): New.
4821 (TARGET_MEMORY_MOVE_COST): New.
4822 * config/mn10300/mn10300-protos.h: Update.
4823 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
4825 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
4826 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
4827 * config/mn10300/mn10300-protos.h: Update.
4828 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
4829 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
4830 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
4831 (*test_int_bitfield, *test_byte_bitfield): Remove.
4832 (*bit_test, *subreg_bit_test): Remove.
4833 * config/mn10300/predicates.md (const_8bit_operand): Remove.
4835 * config/mn10300/constraints.md ("c"): Rename from "A".
4836 ("A", "D"): New constraint letters.
4837 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
4838 (fmssf4, fnmasf4, fnmssf4): Likewise.
4840 * config/mn10300/mn10300.md (isa): New attribute.
4841 (enabled): New attribute.
4843 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
4844 (abssf2, negsf2): Define only for hardware fp.
4845 (sqrtsf2): Reformat.
4846 (addsf3, subsf3, mulsf3): Merge expander and insn.
4848 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
4849 (DEBUGGER_AUTO_OFFSET): Remove.
4850 (DEBUGGER_ARG_OFFSET): Remove.
4852 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
4853 Emit register stores with the same offsets as the hardware.
4854 (mn10300_store_multiple_operation): Don't check that the register
4855 save offsets are monotonic.
4856 * config/mn10300/mn10300-protos.h: Update.
4858 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
4860 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
4861 in terms of the value on the stack, not the MDR register.
4863 2011-01-11 Jan Hubicka <jh@suse.cz>
4865 PR lto/45721
4866 PR lto/45375
4867 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
4868 (symbol_alias_set_destroy, symbol_alias_set_contains,
4869 propagate_aliases_backward): Declare.
4870 * lto-streamer-out.c (struct sets): New sturcture.
4871 (trivally_defined_alias): New function.
4872 (output_alias_pair_p): Rewrite.
4873 (output_unreferenced_globals): Fix output of alias pairs.
4874 (produce_symtab): Likewise.
4875 * ipa.c (function_and_variable_visibility): Set weak alias destination
4876 as needed in lto.
4877 * varasm.c (symbol_alias_set_t): Remove.
4878 (symbol_alias_set_destroy): Export.
4879 (propagate_aliases_forward, propagate_aliases_backward): New functions
4880 based on ...
4881 (compute_visible_aliases): ... this one; remove.
4882 (trivially_visible_alias): New
4883 (trivially_defined_alias): New.
4884 (remove_unreachable_alias_pairs): Rewrite.
4885 (finish_aliases_1): Reorganize code checking if alias is defined.
4886 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
4887 in LTO mode.
4889 2011-01-11 Richard Guenther <rguenther@suse.de>
4891 PR tree-optimization/46076
4892 * tree-ssa.c (useless_type_conversion_p): Conversions from
4893 unprototyped to empty argument list function types are useless.
4895 2011-01-11 Richard Guenther <rguenther@suse.de>
4897 PR middle-end/45235
4898 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
4899 volatile MEMs as MEM_READONLY_P.
4901 2011-01-11 Richard Guenther <rguenther@suse.de>
4903 PR tree-optimization/47239
4904 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
4906 2011-01-11 Jeff Law <law@redhat.com>
4908 PR tree-optimization/47086
4909 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
4910 IVs from statements that might throw.
4912 2011-01-10 Jan Hubicka <jh@suse.cz>
4914 PR lto/45375
4915 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
4917 2011-01-10 Jan Hubicka <jh@suse.cz>
4919 PR lto/45375
4920 * profile.c (read_profile_edge_counts): Ignore profile inconistency
4921 when correcting profile.
4923 2011-01-10 Jan Hubicka <jh@suse.cz>
4925 PR lto/46083
4926 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
4927 DECL_FINI_PRIORITY.
4928 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
4929 Restore DECL_FINI_PRIORITY.
4931 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4933 * doc/gimple.texi: Fix quoting of multi-word return values in
4934 @deftypefn statements. Ensure presence of return value. Wrap
4935 overlong @deftypefn lines.
4936 (is_gimple_operand, is_gimple_min_invariant_address): Remove
4937 descriptions of removed functions.
4938 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
4939 of multi-word return value in @deftypefn statement.
4941 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4943 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
4944 (Conditional Expressions, Logical Operators)
4945 (Statement and operand traversals): Do not indent smallexample
4946 code. Fix duplicate function argument in example.
4948 2011-01-10 Jeff Law <law@redhat.com>
4950 PR tree-optimization/47141
4951 * ipa-split.c (split_function): Handle case where we are
4952 returning a value and the return block has a virtual operand phi.
4954 2011-01-10 Jan Hubicka <jh@suse.cz>
4956 PR tree-optimization/47234
4957 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
4958 (pass_feedback_split_functions): Declare.
4959 * passes.c (init_optimization_passes): Add ipa-split as subpass of
4960 tree-profile.
4961 * ipa-split.c (gate_split_functions): Update comments; disable
4962 split-functions for profile_arc_flag and branch_probabilities.
4963 (gate_feedback_split_functions): New function.
4964 (execute_feedback_split_functions): New function.
4965 (pass_feedback_split_functions): New global var.
4967 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
4969 PR lto/46760
4970 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
4971 calling gimple_call_set_cannot_inline.
4973 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
4975 * config/darwin-sections.def: Remove unused section.
4977 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
4979 PR c++/47218
4980 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
4982 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
4984 PR objc/47232
4985 * c-parser.c (c_parser_declaration_or_fndef): Improved
4986 error message.
4988 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
4990 * config/i386/winnt.c (i386_pe_start_function): Make sure
4991 to switch back to function's section.
4993 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
4995 PR gcc/46902
4996 PR testsuite/46912
4997 * plugin.c: Move include of dlfcn.h from here...
4998 * system.h: ... to here.
5000 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5002 * doc/cpp.texi (C++ Named Operators): Fix markup for header
5003 file name.
5004 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
5005 two extra empty pages in PDF output.
5007 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
5009 PR objc/47078
5010 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
5011 for error recovery purposes behave as if it was not specified so
5012 that the default type is usd.
5014 2011-01-07 Jan Hubicka <jh@suse.cz>
5016 PR tree-optmization/46469
5017 * ipa.c (function_and_variable_visibility): Clear needed flags on
5018 nodes with external decls; handle weakrefs merging correctly.
5020 2011-01-07 Joseph Myers <joseph@codesourcery.com>
5022 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
5023 not false.
5025 2011-01-07 Jan Hubicka <jh@suse.cz>
5027 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
5028 and no longer claim that gold is required for linker plugin.
5029 * configure: Regenerate.
5030 * gcc.c (PLUGIN_COND): New macro.
5031 (LINK_COMMAND_SPEC): Use it.
5032 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
5033 * config.in (HAVE_LTO_PLUGIN): New.
5034 * configure.ac (--with-lto-plugin): New parameter; autodetect
5035 HAVE_LTO_PLUGIN.
5037 2011-01-07 Jan Hubicka <jh@suse.cz>
5039 PR tree-optimization/46367
5040 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
5041 when we can update original.
5042 (cgraph_mark_inline_edge): Sanity check.
5043 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
5045 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5047 * config/spu/spu.h (ASM_COMMENT_START): Define.
5049 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
5051 PR driver/42445
5052 * gcc.c (%>S): New.
5053 (SWITCH_KEEP_FOR_GCC): Likewise.
5054 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
5055 (do_spec_1): Handle "%>".
5057 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
5059 2011-01-07 Jakub Jelinek <jakub@redhat.com>
5061 PR target/47201
5062 * config/i386/i386.c (ix86_delegitimize_address): If
5063 simplify_gen_subreg fails, return orig_x.
5065 PR bootstrap/47187
5066 * value-prof.c (gimple_stringop_fixed_value): Handle
5067 lhs of the call properly.
5069 2011-01-07 Jan Hubicka <jh@suse.cz>
5071 PR lto/45375
5072 * lto-opt.c (lto_reissue_options): Set flag_shlib.
5074 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
5076 * target.def (function_switched_text_sections): New hook.
5077 * doc/tm.texi: Regenerated.
5078 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
5079 * final.c (default_function_switched_text_sections): New.
5080 (final_scan_insn): Call function_switched_text_sections when a
5081 mid-function section change occurs.
5082 * output.h (default_function_switched_text_sections): Declare.
5083 * config/darwin-protos.h (darwin_function_switched_text_sections):
5084 Likewise.
5085 * config/darwin.c (darwin_function_switched_text_sections): New.
5086 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
5088 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
5090 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
5091 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
5092 the secondary code fragment when outputting for DWARF == 2.
5094 2011-01-07 Anatoly Sokolov <aesok@post.ru>
5096 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
5097 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
5098 Remove.
5099 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
5100 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
5102 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
5104 PR debug/46704
5105 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
5106 when it is not empty.
5108 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
5110 Bobcat Enablement
5111 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
5112 (case ${target}): Add btver1.
5113 * config/i386/driver-i386.c (host_detect_local_cpu): Let
5114 -march=native recognize btver1 processors.
5115 * config/i386/i386-c.c (ix86_target_macros_internal): Add
5116 btver1 def_and_undef
5117 * config/i386/i386.c (struct processor_costs btver1_cost): New
5118 btver1 cost table.
5119 (m_BTVER1): New definition.
5120 (m_AMD_MULTIPLE): Includes m_BTVER1.
5121 (initial_ix86_tune_features): Add btver1 tune.
5122 (processor_target_table): Add btver1 entry.
5123 (static const char *const cpu_names): Add btver1 entry.
5124 (software_prefetching_beneficial_p): Add btver1.
5125 (ix86_option_override_internal): Add btver1 instruction sets.
5126 (ix86_issue_rate): Add btver1.
5127 (ix86_adjust_cost): Add btver1.
5128 * config/i386/i386.h (TARGET_BTVER1): New definition.
5129 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
5130 (enum processor_type): Add PROCESSOR_BTVER1.
5131 * config/i386/i386.md (define_attr "cpu"): Add btver1.
5133 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5135 PR target/43309
5136 * config/i386/i386.c (legitimize_tls_address)
5137 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
5138 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
5139 (tls_initial_exec_64_sun): New pattern.
5141 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
5143 * doc/invoke.texi (Overall Options): Improve wording and markup
5144 of the description of -wrapper.
5146 2011-01-06 Joseph Myers <joseph@codesourcery.com>
5148 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
5149 rdynamic, threads): New Driver options.
5151 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5153 PR target/38118
5154 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
5155 if coming from .tdata.
5156 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5158 2011-01-06 Jan Hubicka <jh@suse.cz>
5160 PR lto/47188
5161 * collect2.c (main): Do not enable LTOmode when plugin is active.
5163 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5165 PR other/45915
5166 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
5167 --version output if supported.
5168 * configure: Regenerate.
5170 2011-01-06 Joseph Myers <joseph@codesourcery.com>
5172 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
5173 Driver options.
5175 2011-01-06 Jakub Jelinek <jakub@redhat.com>
5177 PR c/47150
5178 * c-convert.c (convert): When converting a complex expression
5179 other than COMPLEX_EXPR to a different complex type, ensure
5180 c_save_expr is called instead of save_expr, unless in_late_binary_op.
5181 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
5182 when converting COMPLEX_TYPE.
5184 2011-01-06 Ira Rosen <irar@il.ibm.com>
5186 PR tree-optimization/47139
5187 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
5188 only the last reduction value is used outside the loop. Update
5189 documentation.
5191 2011-01-05 Joseph Myers <joseph@codesourcery.com>
5193 * config/rtems.opt: New.
5194 * config.gcc (*-*-rtems*): Use rtems.opt.
5196 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
5198 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
5199 processors do not support 3DNow instructions.
5201 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5203 * config/spu/spu.c (spu_option_override): Set parameter
5204 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
5206 2011-01-05 Jan Hubicka <jh@suse.cz>
5208 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
5209 at the command line.
5211 2011-01-05 Martin Jambor <mjambor@suse.cz>
5213 PR lto/47162
5214 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
5215 deltas on streamed outgoing edges.
5216 (output_node_opt_summary): Output info for outgoing edges only when
5217 the node is in new parameter set.
5218 (output_cgraph_opt_summary): New parameter set, passed to the two
5219 aforementioned functions. Update its forward declaration and its
5220 callee too.
5222 2011-01-05 Tom Tromey <tromey@redhat.com>
5224 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
5225 operator to c_finish_omp_atomic.
5226 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
5227 (build_unary_op): Update.
5228 (build_modify_expr): Update.
5229 (build_asm_expr): Update.
5231 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5233 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
5234 newly inserted insns.
5235 (pad_bb): Likewise.
5236 (spu_emit_branch_hint): Likewise.
5237 (insert_hbrp_for_ilb_runout): Likewise.
5238 (spu_machine_dependent_reorg): Call df_finish_pass after
5239 schedule_insns returns.
5241 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5243 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
5245 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
5247 PR tree-optimization/47005
5248 * tree-sra.c (struct access): Add 'non_addressable' bit.
5249 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
5250 (decide_one_param_reduction): Return 0 if the parameter is passed by
5251 reference and one of the accesses in the group is non_addressable.
5253 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
5255 PR tree-optimization/47056
5256 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
5257 (mark_load): Likewise. Handle FUNCTION_DECL specially.
5258 (mark_store): Likewise. Pass STMT to ipa_record_reference.
5260 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
5262 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
5263 initializer. Skip view conversions from aggregate types.
5265 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
5267 PR bootstrap/47055
5268 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
5270 2011-01-04 Philipp Thomas <pth@suse.de>
5272 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
5273 obvious typo.
5275 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5277 * function.c (thread_prologue_and_epilogue_insns): Do not crash
5278 on empty epilogue sequences.
5280 2011-01-04 Joseph Myers <joseph@codesourcery.com>
5282 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
5283 non-static): New Driver options.
5285 2011-01-04 Jie Zhang <jie@codesourcery.com>
5287 PR driver/47137
5288 * gcc.c (default_compilers[]): Set combinable field to 0
5289 for all assembly languages.
5291 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
5293 * config/mips/loongson3a.md: New file.
5294 * config/mips/mips.md: Include loongson3a.md.
5295 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
5296 TUNE_LOONGSON_3A.
5298 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
5300 PR middle-end/47017
5301 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
5302 instead of convert_memory_address_addr_space on the base expression.
5304 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5306 * config/spu/spu.c (spu_option_override): Update error text
5307 for bad -march= / -mtune= values.
5309 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5311 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
5312 if branch-hint optimization will be performed.
5314 2011-01-03 Jakub Jelinek <jakub@redhat.com>
5316 PR tree-optimization/47148
5317 * ipa-split.c (split_function): Convert arguments to
5318 DECL_ARG_TYPE if possible.
5320 PR tree-optimization/47155
5321 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
5322 when computing uns.
5324 PR rtl-optimization/47157
5325 * combine.c (try_combine): If undobuf.other_insn becomes
5326 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
5327 and set *new_direct_jump_p too.
5329 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
5331 PR tree-optimization/47021
5332 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
5334 2011-01-03 Jakub Jelinek <jakub@redhat.com>
5336 * gcc.c (process_command): Update copyright notice dates.
5337 * gcov.c (print_version): Likewise.
5338 * gcov-dump.c (print_version): Likewise.
5339 * mips-tfile.c (main): Likewise.
5340 * mips-tdump.c (main): Likewise.
5342 2011-01-03 Martin Jambor <mjambor@suse.cz>
5344 PR tree-optimization/46801
5345 * tree-sra.c (type_internals_preclude_sra_p): Check whether
5346 aggregate fields start at byte boundary instead of the bit-field flag.
5348 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
5350 PR driver/47137
5351 * gcc.c (main): Revert revision 168407.
5353 2011-01-03 Martin Jambor <mjambor@suse.cz>
5355 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
5357 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5359 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
5360 vector optab to expand vector/scalar shift, update gimple to vector.
5362 2011-01-03 Martin Jambor <mjambor@suse.cz>
5364 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
5365 a thunk.
5367 2011-01-03 Martin Jambor <mjambor@suse.cz>
5369 PR tree-optimization/46984
5370 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
5371 HOST_WIDE_INT.
5372 (cgraph_create_indirect_edge): Fixed line length.
5373 (cgraph_indirect_call_info): Declare.
5374 (cgraph_make_edge_direct) Update declaration.
5375 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
5376 (cgraph_create_indirect_edge): Use it.
5377 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
5378 callees.
5379 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
5380 the new thunk_delta representation.
5381 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
5382 HOST_WIDE_INT.
5383 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
5384 (ipa_read_indirect_edge_info): Likewise.
5385 * lto-cgraph.c (output_edge_opt_summary): New function.
5386 (output_node_opt_summary): Call it on all outgoing edges.
5387 (input_edge_opt_summary): New function.
5388 (input_node_opt_summary): Call it on all outgoing edges.
5390 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
5392 PR driver/47137
5393 * gcc.c (main): Don't check have_o when settting combine_inputs.
5395 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
5397 * regrename.c: Add general comment describing the pass.
5398 (struct du_head): Remove 'length' field.
5399 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
5400 (regrename_optimize): Do not sort chains. Rework comments, add others.
5401 Force renaming to the preferred class (if any) in the first pass and do
5402 not consider registers that belong to it in the second pass.
5403 (create_new_chain): Do not set 'length' field.
5404 (scan_rtx_reg): Likewise.
5406 2011-01-02 Jakub Jelinek <jakub@redhat.com>
5408 PR tree-optimization/47140
5409 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
5410 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
5411 to bit_value_binop.
5413 PR rtl-optimization/47028
5414 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
5415 parm_birth_insn instead of at the beginning of first bb.
5417 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
5419 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
5420 Remove the word "see" before "@pxref".
5421 * doc/rtl.texi: Remove the word "see" before "@pxref".
5423 2011-01-01 Jan Hubicka <jh@suse.cz>
5425 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
5426 memory.
5428 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
5430 PR target/38662
5431 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
5433 \f
5434 Copyright (C) 2011 Free Software Foundation, Inc.
5436 Copying and distribution of this file, with or without modification,
5437 are permitted in any medium without royalty provided the copyright
5438 notice and this notice are preserved.