| blob | 921109aa3188825cf478ca34356e38d4785f4dc3 |
1 2011-03-21 Daniel Jacobowitz <dan@codesourcery.com>
3 * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
4 for barrier handlers.
6 2011-03-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8 * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
9 UNSPEC constants to be in the unspec enumeration, and redefine
10 all UNSPECV constants to be in the unspecv enumeration, so that
11 dumps print which unspec/unspec_volatile this is.
12 * config/rs6000/vector.md (UNSPEC_*): Ditto.
13 * config/rs6000/paired.md (UNSPEC_*): Ditto.
14 * config/rs6000/vsx.md (UNSPEC_*): Ditto.
15 * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
16 * config/rs6000/dfp.md (UNSPEC_*): Ditto.
18 * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
19 UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
20 UNSPECV_LWSYNC, since these are used as unspec_volatile.
21 * config/rs6000/sync.md (isync, lwsync): Ditto.
23 2011-03-21 Richard Guenther <rguenther@suse.de>
25 * params.def (lto-min-partition): Fix typo.
27 2011-03-21 Richard Guenther <rguenther@suse.de>
29 PR c/47939
30 * c-decl.c (grokdeclarator): Drop to the main variant only
31 for array types. Drop flag_gen_aux_info check.
33 2011-03-21 Richard Guenther <rguenther@suse.de>
35 PR translation/47911
36 * params.def (lto-partitions): Fix typo.
37 (lto-min-partition): Fix wording.
39 2011-03-21 Andreas Tobler <andreast@fgznet.ch>
41 * config/rs6000/t-freebsd: Remove duplication from file.
43 2011-03-21 Richard Guenther <rguenther@suse.de>
45 PR middle-end/47661
46 * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
48 2011-03-21 Richard Guenther <rguenther@suse.de>
50 PR lto/48210
51 * params.def (lto-partitions): Require at least 1 partition.
53 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
55 * gthr-solaris.h: Remove.
56 * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
57 * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
58 (LIB_SPEC): Likewise.
59 * config/sol2.opt (threads): Remove.
60 * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads
61 support.
62 (sparc*-*-solaris2*): Likewise.
63 * configure.ac (enable_threads): Enable solaris support.
64 * configure: Regenerate.
65 * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove
66 -threads.
67 * doc/install.texi (Configuration, --enable-threads=lib): Remove
68 solaris.
70 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
72 * config.gcc: Obsolete *-*-solaris2.8*.
73 * doc/install.texi (Specific, *-*-solaris2*): Document it.
75 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
77 PR bootstrap/48135
78 * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
79 reference. Solaris 8 perl works.
81 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
83 PR bootstrap/48135
84 * doc/install.texi (Prerequisites): Move jar etc. up.
85 Explain support library version requirements.
87 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
89 PR bootstrap/48135
90 * doc/install.texi (Prerequisites): Move Perl to build
91 requirements. Always necessary on Solaris 2 with Sun ld.
93 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
95 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
96 binutils 2.21.
97 (Specific, i?86-*-solaris2.[89]): Likewise.
98 (Specific, i?86-*-solaris2.10): Likewise.
99 (Specific, mips-sgi-irix6): Likewise.
100 (Specific, *-*-solaris2*): Remove Sun Studio download URL.
101 Update for binutils 2.21.
103 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
105 * configure.ac (gcc_cv_lto_plugin): Fix typo.
106 Allow -fuse-linker-plugin for non-default plugin linker.
107 * configure: Regenerate.
109 2011-03-21 Nicola Pero <nicola.pero@meta-innovation.com>
111 PR bootstrap/48167
112 * gengtype.c (files_rules): Added rule for cp/parser.h.
114 2011-03-21 Jakub Jelinek <jakub@redhat.com>
116 PR target/48213
117 * config/s390/s390.c (s390_delegitimize_address): Don't call
118 lowpart_subreg if orig_x has BLKmode.
120 2011-03-21 Kai Tietz <ktietz@redhat.com>
122 PR target/12171
123 * doc/plugins.texi: Adjust documentation
124 for plugin register_callback.
125 * tree.h (attribute_spec): Add new member
126 affects_type_identity.
127 - Zitierten Text anzeigen -
128 * attribs.c (empty_attribute_table): Adjust
129 attribute_spec initializers.
130 * config/alpha/alpha.c: Likewise.
131 * config/arc/arc.c: Likewise.
132 * config/arm/arm.c: Likewise.
133 * config/avr/avr.c: Likewise.
134 * config/bfin/bfin.c: Likewise.
135 * config/crx/crx.c: Likewise.
136 * config/darwin.h: Likewise.
137 * config/h8300/h8300.c: Likewise.
138 * config/i386/cygming.h: Likewise.
139 * config/i386/i386.c: Likewise.
140 * config/ia64/ia64.c: Likewise.
141 * config/m32c/m32c.c: Likewise.
142 * config/m32r/m32r.c: Likewise.
143 * config/m68hc11/m68hc11.c: Likewise.
144 * config/m68k/m68k.c: Likewise.
145 * config/mcore/mcore.c: Likewise.
146 * config/mep/mep.c: Likewise.
147 * config/microblaze/microblaze.c: Likewise.
148 * config/mips/mips.c: Likewise.
149 * config/rs6000/rs6000.c: Likewise.
150 * config/rx/rx.c: Likewise.
151 * config/sh/sh.c: Likewise.
152 * config/sol2.h: Likewise.
153 * config/sparc/sparc.c: Likewise.
154 * config/spu/spu.c: Likewise.
155 * config/stormy16/stormy16.c: Likewise.
156 * config/v850/v850.c: Likewise.
158 2011-03-21 Chung-Lin Tang <cltang@codesourcery.com>
160 * simplify-rtx.c (simplify_binary_operation_1): Handle
161 (xor (and A B) C) case when B and C are both constants.
163 2011-03-21 Mingjie Xing <mingjie.xing@gmail.com>
165 * tree-dfa.c (add_referenced_var): Fix typo in comment.
167 2011-03-20 Eric Botcazou <ebotcazou@adacore.com>
169 PR bootstrap/48168
170 * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
172 2011-03-20 Jakub Jelinek <jakub@redhat.com>
174 PR rtl-optimization/48156
175 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
176 assume df and df_lr are not NULL.
178 2011-03-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
180 PR debug/48023
181 * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
182 between a call and its CALL_ARG_LOCATION note.
184 2011-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
186 PR debug/48178
187 * config/sh/sh.c (find_barrier): Don't emit a constant pool
188 between a call and its corresponding CALL_ARG_LOCATION note.
190 2011-03-19 Anatoly Sokolov <aesok@post.ru>
192 * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
193 instead of loop. Use HARD_REGISTER_NUM_P predicate.
194 * haifa-sched.c (setup_ref_regs): Ditto.
195 * caller-save.c (add_used_regs_1): Ditto.
196 * dse.c (look_for_hardregs): Ditto.
197 * df-problems.c (df_simulate_one_insn_forwards): Ditto.
198 * sched-rgn.c (check_live_1): Ditto.
200 2011-03-18 Joseph Myers <joseph@codesourcery.com>
202 * c-decl.c (diagnose_mismatched_decls): Give an error for
203 redefining a typedef with variably modified type.
205 2011-03-18 Joseph Myers <joseph@codesourcery.com>
207 * c-decl.c (grokfield): Don't allow typedefs for structures or
208 unions with no tag by default.
209 * doc/extend.texi (Unnamed Fields): Update.
211 2011-03-18 Uros Bizjak <ubizjak@gmail.com>
213 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
214 Rewrite using indirect functions.
215 (lwp_slwpcb): Ditto.
216 * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
217 (avx_vinsertf128<mode>): Ditto.
219 2011-03-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
221 * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
222 unspecs.
224 2011-03-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
226 * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
227 splitting between a call and its corresponding CALL_ARG_LOCATION
228 note.
230 2011-03-18 Maxim Kuvyrkov <maxim@codesourcery.com>
232 PR rtl-optimization/48170
233 * gcse.c (hoist_code): Remove bogus asserts.
235 2011-03-18 Georg-Johann Lay <avr@gjlay.de>
237 * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
238 computation for prologue/epilogue.
240 2011-03-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
242 * Makefile.in (check-consistency): Remove.
244 2011-03-18 Jakub Jelinek <jakub@redhat.com>
246 PR debug/48176
247 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
248 arange_table_in_use is 0, but either text_section_used or
249 cold_text_section_used is true. Don't call it if
250 !info_section_emitted.
252 2011-03-18 Anatoly Sokolov <aesok@post.ru>
254 * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
255 FUNCTION_VALUE_REGNO_P): Remove.
256 * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
257 Remove.
258 * config/avr/avr.c (avr_ret_register): Make static inline.
259 (avr_function_value_regno_p): New function.
260 (avr_libcall_value): Make static. Add 'func' argument.
261 (avr_function_value): Make static. Rename 'func' argument to
262 'fn_decl_or_type', forward it to avr_libcall_value. Call
263 avr_ret_register function instead of RET_REGISTER macro.
264 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
266 2011-03-18 Jason Merrill <jason@redhat.com>
268 PR c++/23372
269 * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
271 2011-03-18 Richard Guenther <rguenther@suse.de>
273 * doc/install.texi (--enable-gold): Remove.
274 (--with-plugin-ld): Document.
275 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
277 2011-03-18 Andrew Pinski <pinskia@gmail.com>
279 PR middle-end/47790
280 * expr.c (optimize_bitfield_assignment_op): Revamp to work
281 again after expansion changes.
283 2011-03-18 Chung-Lin Tang <cltang@codesourcery.com>
285 * combine.c (try_combine): Do simplification only call of
286 subst() on i2 even when i1 is present. Update comments.
288 2011-03-18 Kaz Kojima <kkojima@gcc.gnu.org>
290 * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
291 and UNSPEC_PCREL_SYMOFF.
293 2011-03-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
295 * config/s390/s390.md: Use define_c_enum for the unspec constant
296 definitions.
298 2011-03-18 Richard Henderson <rth@redhat.com>
299 Jakub Jelinek <jakub@redhat.com>
301 PR bootstrap/48161
302 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
303 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
305 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
307 PR middle-end/47725
308 * combine.c (cant_combine_insn_p): Don't check zero/sign
309 extended hard registers.
311 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
313 PR middle-end/47725
314 * combine.c (cant_combine_insn_p): Check zero/sign extended
315 hard registers.
317 2011-03-17 Anatoly Sokolov <aesok@post.ru>
319 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
320 * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
321 * config/v850/v850.c (v850_output_addr_const_extra): Make static.
322 Change return type to bool.
323 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
325 2011-03-17 Jakub Jelinek <jakub@redhat.com>
327 PR debug/48163
328 * var-tracking.c (prepare_call_arguments): If CALL target
329 is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
330 pc instead of looking it up using cselib_lookup and use
331 Pmode for it if x has VOIDmode.
332 * dwarf2out.c (gen_subprogram_die): If also both first and
333 second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
335 PR debug/48163
336 * function.c (assign_parms): For data.passed_pointer parms
337 use MEM of data.entry_parm instead of data.entry_parm itself
338 as DECL_INCOMING_RTL.
339 * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
340 also when passed and declared mode is the same, DECL_RTL
341 is a MEM with pseudo as address and DECL_INCOMING_RTL is
342 a MEM too.
344 2011-03-16 Jeff Law <law@redhat.com>
346 PR rtl-optimization/37273
347 * ira-costs.c (scan_one_insn): Detect constants living in memory and
348 handle them like argument loads from stack slots. Do not double
349 count memory for memory constants and argument loads from stack slots.
351 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
353 PR debug/48160
354 * var-tracking.c (prepare_call_arguments): Check SUBREG.
356 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
358 PR target/48171
359 * config/i386/i386.opt: Add Save to -mavx and -mfma.
361 2011-03-17 Jakub Jelinek <jakub@redhat.com>
363 PR bootstrap/48153
364 * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
365 if dwarf_strict.
366 (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
367 Clear call_arg_locations and call_arg_loc_last always.
369 PR middle-end/48152
370 * var-tracking.c (prepare_call_arguments): If argument needs to be
371 passed by reference, adjust argtype and mode.
373 2011-03-17 Richard Guenther <rguenther@suse.de>
375 PR middle-end/48134
376 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
377 a value make sure to fold the statement.
379 2011-03-17 Chung-Lin Tang <cltang@codesourcery.com>
381 PR target/43872
382 * config/arm/arm.c (arm_get_frame_offsets): Adjust early
383 return condition with !cfun->calls_alloca.
385 2011-03-17 Richard Guenther <rguenther@suse.de>
387 PR bootstrap/48148
388 * lto-cgraph.c (input_overwrite_node): Clear the abstract
389 origin for decls in other ltrans units.
390 (input_varpool_node): Likewise.
392 2011-03-17 Richard Guenther <rguenther@suse.de>
394 PR middle-end/48165
395 * tree-object-size.c (compute_object_offset): Properly return
396 the offset operand of MEM_REFs as sizetype.
398 2011-03-17 Jakub Jelinek <jakub@redhat.com>
400 PR rtl-optimization/48141
401 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
402 * dse.c: Include params.h.
403 (active_local_stores_len): New variable.
404 (add_wild_read, dse_step1): Clear it when setting active_local_stores
405 to NULL.
406 (record_store, check_mem_read_rtx): Decrease it when removing
407 from the chain.
408 (scan_insn): Likewise. Increase it when adding to chain, if it
409 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
410 set active_local_stores to NULL before the addition.
411 * Makefile.in (dse.o): Depend on $(PARAMS_H).
413 PR rtl-optimization/48141
414 * dse.c (record_store): If no positions are needed in an insn
415 that cannot be deleted, at least unchain it from active_local_stores.
417 2011-03-16 Dodji Seketeli <dodji@redhat.com>
419 PR debug/47510
420 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
421 (lookup_type_die_strip_naming_typedef): ... here.
422 (get_context_die): Use it.
423 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
424 the anonymous struct named by the naming typedef.
426 2011-03-16 H.J. Lu <hongjiu.lu@intel.com>
428 PR target/48154
429 * config/i386/i386.c (ix86_builtin_vectorized_function): Check
430 TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
432 2011-03-16 Jeff Law <law@redhat.com>
434 * tree-vrp.c (identify_jump_threads): Slightly simplify type
435 check for operands of conditional. Allow type to be a pointer.
437 2011-03-16 Richard Guenther <rguenther@suse.de>
439 PR tree-optimization/48149
440 * fold-const.c (fold_binary_loc): Fold
441 COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
443 2011-03-16 Richard Guenther <rguenther@suse.de>
445 PR tree-optimization/26134
446 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
447 complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
448 (non_rewritable_mem_ref_base): Handle complex type component
449 accesses, constrain offsets for vector and complex extracts
450 more properly.
452 2011-03-16 Richard Guenther <rguenther@suse.de>
454 PR tree-optimization/48146
455 * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
456 operands avoiding the need for renaming.
458 2011-03-16 Richard Guenther <rguenther@suse.de>
460 * gimple-fold.c (maybe_fold_reference): Open-code relevant
461 constant folding. Move MEM_REF canonicalization first.
462 Rely on fold_const_aggregate_ref for initializer folding.
463 * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
465 2011-03-16 Jakub Jelinek <jakub@redhat.com>
467 PR middle-end/48136
468 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
469 arg0/arg1 or their arguments are always fold converted to matching
470 types.
472 * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
473 to nargs.
475 2011-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
477 PR lto/46944
478 * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
479 Handle in-tree gold.
480 (ld_vers): Extract binutils version for gold.
481 (gcc_cv_ld_hidden): Handle gold here.
482 (gcc_cv_lto_plugin): Determine level of linker plugin support.
483 * configure: Regenerate.
484 * config.in: Regenerate.
485 * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
486 -fuse-linker-plugin otherwise.
487 (LINK_PLUGIN_SPEC): Define. Extract from LINK_COMMAND_SPEC.
488 (LINK_COMMAND_SPEC): Use it.
489 (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
491 2011-03-16 Jakub Jelinek <jakub@redhat.com>
493 * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
494 * calls.c: Remove debug.h include.
495 (emit_call_1): Don't call virtual_call_token debug hook.
496 * dwarf2out.c (debug_dcall_section, debug_vcall_section,
497 dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
498 vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
499 size_of_dcall_table, output_dcall_table, size_of_vcall_table,
500 output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
501 vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
502 dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
503 dwarf2out_virtual_call): Remove.
504 (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
505 copy_call_info and virtual_call hooks.
506 (dwarf2out_init): Don't initialize vcall_insn_table,
507 debug_dcall_section and debug_vcall_section.
508 (prune_unused_types): Don't mark nodes from dcall_table.
509 (dwarf2out_finish): Don't output dcall or vcall tables.
510 * final.c (final_scan_insn): Don't call direct_call or
511 virtual_call debug hooks.
512 * debug.h (struct gcc_debug_hooks): Remove direct_call,
513 virtual_call_token, copy_call_info and virtual_call hooks.
514 (debug_nothing_uid): Remove prototype.
515 * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
516 copy_call_info and virtual_call hooks.
517 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
518 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
519 * debug.c (do_nothing_debug_hooks): Likewise.
520 (debug_nothing_uid): Remove.
521 * doc/invoke.texi (-fenable-icf-debug): Remove.
522 * common.opt (-fenable-icf-debug): Likewise.
524 * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
525 * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
526 call's MEM. Handle functions returning aggregate through a hidden
527 first pointer. For virtual calls add clobbered pc to call arguments
528 chain.
529 * dwarf2out.c (gen_subprogram_die): Emit
530 DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
531 can't be emitted.
533 PR debug/45882
534 * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
535 * rtl.h (ENTRY_VALUE_EXP): Define.
536 * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
537 * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
538 * print-rtl.c (print_rtx): Likewise.
539 * gengtype.c (adjust_field_rtx_def): Likewise.
540 * var-tracking.c (vt_add_function_parameter): Adjust
541 gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
542 * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
543 * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
544 partition is a default definition of a PARM_DECL, use ENTRY_VALUE
545 of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
547 * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
548 Call var_location debug hook even on CALL_INSNs.
549 (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
550 * rtl.def (ENTRY_VALUE): New.
551 * dwarf2out.c: Include cfglayout.h.
552 (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
553 output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
554 (struct call_arg_loc_node): New type.
555 (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
556 tail_call_site_count): New variables.
557 (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
558 DW_TAG_GNU_call_site_parameter.
559 (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
560 DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
561 DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
562 DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
563 and DW_AT_GNU_all_source_call_sites.
564 (mem_loc_descriptor): Handle ENTRY_VALUE.
565 (add_src_coords_attributes): Don't add enything if
566 DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
567 (dwarf2out_abstract_function): Save and clear call_arg_location,
568 call_site_count and tail_call_site_count around dwarf2out_decl call.
569 (gen_call_site_die): New function.
570 (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
571 (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
572 (dwarf2out_function_decl): Clear call_arg_locations,
573 call_arg_loc_last, set call_site_count and tail_call_site_count
574 to -1 and free block_map.
575 (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
576 CALL_INSNs. Add NOTE_DURING_CALL_P var location notes even when not
577 followed by any real instructions.
578 (dwarf2out_begin_function): Set call_site_count and
579 tail_call_site_count to 0.
580 (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
581 is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
582 attempt to force a DIE for it and worst case remove the attribute.
583 (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
584 check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
585 the decl itself.
586 * var-tracking.c: Include tm_p.h.
587 (vt_stack_adjustments): For calls call note_register_arguments.
588 (argument_reg_set): New variable.
589 (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
590 ensure the VALUE is resolved.
591 (call_arguments): New variable.
592 (prepare_call_arguments): New function.
593 (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
594 (struct expand_loc_callback_data): Add ignore_cur_loc field.
595 (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
596 always use the best expression.
597 (vt_expand_loc): Add ignore_cur_loc argument.
598 (vt_expand_loc_dummy): Clear ignore_cur_loc field.
599 (emit_note_insn_var_location): Adjust vt_expand_loc callers.
600 (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
601 note for all calls.
602 (vt_add_function_parameter): Use cselib_lookup_from_insn.
603 If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
604 argument. Don't call cselib_preserve_only_values and
605 cselib_reset_table.
606 (note_register_arguments): New function.
607 (vt_initialize): Compute argument_reg_set. Call
608 vt_add_function_parameters before processing basic blocks instead of
609 afterwards. For calls call prepare_call_arguments before calling
610 cselib_process_insn.
611 * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
612 * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
613 (var-tracking.o): Depend on $(TM_P_H).
614 * cfglayout.h (insn_scope): New prototype.
615 * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
616 * cfglayout.c (insn_scope): No longer static.
617 * insn-notes.def (CALL_ARG_LOCATION): New.
618 * calls.c (expand_call, emit_library_call_value_1): Put USEs for
619 MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
620 * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
621 nothing for DECL_EXTERNAL BLOCK_VARS.
623 2011-03-16 Alan Modra <amodra@gmail.com>
625 PR target/45844
626 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
627 create invalid offset address for vsx splat insn.
628 * config/rs6000/predicates.md (splat_input_operand): New.
629 * config/rs6000/vsx.md (vsx_splat_*): Use it.
631 2011-03-15 Xinliang David Li <davidxl@google.com>
633 PR c/47837
634 * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
635 (normalize_preds): New function.
636 (is_use_properly_guarded): Normalize def predicates.
638 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
640 PR target/46788
641 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
642 in the output template.
644 2011-03-15 Richard Guenther <rguenther@suse.de>
646 PR middle-end/47650
647 * tree-pretty-print.c (dump_function_declaration): Properly
648 dump unprototyped and varargs function types.
650 2011-03-15 Richard Guenther <rguenther@suse.de>
652 PR tree-optimization/13954
653 * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
654 and friends.
656 2011-03-15 Richard Guenther <rguenther@suse.de>
658 PR tree-optimization/48037
659 * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
660 selects into BIT_FIELD_REFs.
661 (non_rewritable_mem_ref_base): Check if a MEM_REF is a
662 vector select.
664 2011-03-15 Jakub Jelinek <jakub@redhat.com>
666 PR tree-optimization/48129
667 * builtins.c (fold_builtin_snprintf): Convert to type of
668 built_in_decls[BUILT_IN_SNPRINTF] retval instead of
669 implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
671 2011-03-15 Richard Guenther <rguenther@suse.de>
673 PR tree-optimization/41490
674 * tree-ssa-dce.c (propagate_necessity): Handle returns without
675 value but with VUSE.
676 * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
677 return statements.
678 * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
679 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
680 * tree-tailcall.c (find_tail_calls): Ignore returns.
682 2011-03-15 Richard Guenther <rguenther@suse.de>
684 PR middle-end/48031
685 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
686 or variable-indexed array accesses when in gimple form.
688 2011-03-15 Richard Guenther <rguenther@suse.de>
690 * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
692 2011-03-15 Alan Modra <amodra@gmail.com>
694 PR target/48032
695 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
696 presume symbol_refs without a symbol_ref_decl are suitably
697 aligned, nor other trees we may see here. Handle anchor symbols.
698 (legitimate_constant_pool_address_p): Comment. Add mode param.
699 Check cmodel=medium addresses. Adjust all calls.
700 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
701 creating cmodel=medium optimized access to locals.
702 * config/rs6000/constraints.md (R): Pass QImode to
703 legitimate_constant_pool_address_p.
704 * config/rs6000/predicates.md (input_operand): Pass mode to
705 legitimate_constant_pool_address_p.
706 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
707 Update prototype.
709 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
711 PR target/48053
712 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
713 64-bit constants being loaded into registers other than GPRs such
714 as loading 0 into a VSX register.
716 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
718 * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
720 2011-03-14 Jakub Jelinek <jakub@redhat.com>
722 PR middle-end/47917
723 * builtins.c (fold_builtin_snprintf): New function.
724 (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
725 (fold_builtin_4): Likewise.
727 PR middle-end/38878
728 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
729 STRIP_NOPS on arg0 and arg1. When optimizing X +- C == X
730 and C - X == X also strip nops from +/-/p+ operand.
731 When optimizing -X == C, fold C to arg0's type.
733 PR debug/47946
734 * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
735 emit it as add_AT_int instead of add_AT_unsigned.
737 2011-03-14 Tom Tromey <tromey@redhat.com>
739 * unwind-dw2.c: Include sys/sdt.h if it exists.
740 (_Unwind_DebugHook): Use STAP_PROBE2.
741 * config.in, configure: Rebuild.
742 * configure.ac: Check for sys/sdt.h.
744 2011-03-14 Uros Bizjak <ubizjak@gmail.com>
746 * config/i386/i386.md (ROUND_FLOOR): New constant.
747 (ROUND_CEIL): Ditto.
748 (ROUND_TRUNC): Ditto.
749 (ROUND_MXCSR): Ditto.
750 (ROUND_NO_EXC): Ditto.
751 (rint<mode>2): Use new defines instead of numerical constants.
752 (floor<mode>2): Ditto.
753 (ceil<mode>2): Ditto.
754 (btrunc<mode>2): Ditto.
755 * config/i386/i386-builtin-types.def: Define ROUND function type
756 aliases.
757 * config/i386/i386.c (enum ix86_builtins): Add
758 IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
759 (struct builtin_description): Add
760 __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
761 (ix86_expand_sse_round): New static function.
762 (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
763 function types.
764 (ix86_builtin_vectorized_function): Handle
765 BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
767 2011-03-14 Tom Tromey <tromey@redhat.com>
769 * c-parser.c (c_parser_asm_string_literal): Clear
770 warn_overlength_strings.
772 2011-03-14 Tom Tromey <tromey@redhat.com>
774 * c-parser.c (disable_extension_diagnostics): Save
775 warn_overlength_strings.
776 (restore_extension_diagnostics): Restore warn_overlength_strings.
778 2011-03-14 Jakub Jelinek <jakub@redhat.com>
780 * BASE-VER: Change to 4.7.0.
782 2011-03-14 Richard Guenther <rguenther@suse.de>
784 PR middle-end/48098
785 * tree.c (build_vector_from_val): Adjust assert to requirements
786 and reality.
788 2011-03-14 Jakub Jelinek <jakub@redhat.com>
790 PR bootstrap/48102
791 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
793 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
795 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
796 terms of target_flags_explicit. Adjust copyright year.
798 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
799 * config/rs6000/t-freebsd: New file. Add override for
800 LIB2FUNCS_EXTRA.
802 2011-03-13 Chris Demetriou <cgd@google.com>
804 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
805 (-fno-diagnostics-show-option): this, to reflect current default.
806 (-Werror=): Update text about -fno-diagnostics-show-option.
808 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
810 PR target/48053
811 * config/rs6000/predicates.md (easy_vector_constant_add_self,
812 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
813 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
814 mode is not V2DImode or V2DFmode.
815 (vspltis_constant): Do not handle V2DImode and V2DFmode.
816 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
817 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
818 registers to 0.
819 (movdi_internal64): Likewise.
821 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
823 PR tree-optimization/47127
824 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
825 parameter.
826 (set_cloog_options): Same.
827 (scop_to_clast): Same.
828 (print_clast_stmt): Do not call cloog_state_malloc and
829 cloog_state_free.
830 (print_generated_program): Same.
831 (gloog): Same.
832 * graphite-clast-to-gimple.h (cloog_state): Declared.
833 (scop_to_clast): Adjust declaration.
834 * graphite.c (cloog_state): Defined here.
835 (graphite_initialize): Call cloog_state_malloc.
836 (graphite_finalize): Call cloog_state_free.
838 2011-03-11 Jason Merrill <jason@redhat.com>
840 * attribs.c (lookup_attribute_spec): Take const_tree.
841 * tree.h: Adjust.
843 2011-03-11 Joseph Myers <joseph@codesourcery.com>
845 * config/sparc/sparc.c (sparc_option_override): Use
846 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
848 2011-03-11 Richard Guenther <rguenther@suse.de>
850 PR tree-optimization/48067
851 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
852 multiplication result will be only used once on the target
853 stmt.
855 2011-03-11 Richard Guenther <rguenther@suse.de>
857 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
859 2011-03-11 Richard Guenther <rguenther@suse.de>
861 PR lto/48073
862 * tree.c (find_decls_types_r): Do not walk types only reachable
863 from IDENTIFIER_NODEs.
865 2011-03-11 Jakub Jelinek <jakub@redhat.com>
867 PR middle-end/48044
868 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
869 all vnode->force_output nodes as needed.
871 2011-03-11 Jason Merrill <jason@redhat.com>
873 PR c++/48069
874 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
875 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
877 2011-03-11 Martin Jambor <mjambor@suse.cz>
879 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
880 cgraph_node.
882 2011-03-11 Jakub Jelinek <jakub@redhat.com>
884 PR tree-optimization/48063
885 * ipa-inline.c (cgraph_decide_inlining): Don't try to
886 inline functions called once if !tree_can_inline_p (node->callers).
888 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
890 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
891 extra_objs.
892 * config/score/score3.c: Delete.
893 * config/score/score3.h: Delete.
894 * config/score/mul-div.S: Delete.
895 * config/score/sfp-machine.h: Add new file.
896 * config/score/constraints.md: Add new file.
897 * config/score/t-score-softfp: Add new file.
898 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
899 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
900 (score7_extra_constraint): Delete.
901 (score7_option_override): Remove unused code.
902 * config/score/score.c: Remove score3 and score5 define and code.
903 * config/score/score.h: Remove score3 and score5 define and code.
904 * config/score/score.md: Remove score3 template and unusual insn.
905 * config/score/score.opt: Remove score3 and score5 options.
907 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
909 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
910 when _HPUX_SOURCE is defined.
911 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
913 2011-03-10 Jason Merrill <jason@redhat.com>
915 PR c++/48029
916 * stor-layout.c (layout_type): Don't set structural equality
917 on arrays of incomplete type.
918 * tree.c (type_hash_eq): Handle comparing them properly.
920 2011-03-10 Jakub Jelinek <jakub@redhat.com>
922 PR debug/48043
923 * config/s390/s390.c (s390_delegitimize_address): Make sure the
924 result mode matches original rtl mode.
926 2011-03-10 Nick Clifton <nickc@redhat.com>
928 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
929 (andsi3, andsi3_flags): Fix timings for three operand alternative.
931 2011-03-09 Jakub Jelinek <jakub@redhat.com>
933 PR rtl-optimization/47866
934 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
935 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
936 if target wasn't scalar.
937 * function.c (assign_stack_temp_for_type): Assert that neither
938 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
939 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
940 macro.
941 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
943 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
945 * config/s390/s390-protos.h (s390_label_align): New prototype.
946 * config/s390/s390.c (s390_label_align): New function.
947 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
949 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
951 PR target/47755
952 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
953 V2DI/V2DF constants. Only all 0's or all 1's are easy.
954 (output_vec_const_move): Ditto.
956 2011-03-08 Anatoly Sokolov <aesok@post.ru>
958 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
959 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
960 * config/mips/mips.c (mips_preferred_reload_class): Make static.
961 Change 'rclass' argument and result type to reg_class_t.
962 (TARGET_PREFERRED_RELOAD_CLASS): Define.
964 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
966 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
967 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST,
968 TARGET_MEMORY_MOVE_COST): Define.
969 (avr_register_move_cost, avr_memory_move_cost): New Functions.
971 2011-03-08 Jakub Jelinek <jakub@redhat.com>
973 PR debug/47881
974 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
975 removed anything.
977 PR tree-optimization/48022
978 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
979 for EQ/NE_EXPR.
981 2011-03-07 Jakub Jelinek <jakub@redhat.com>
983 PR debug/47991
984 * var-tracking.c (find_use_val): Return NULL for
985 cui->sets && cui->store_p BLKmode MEMs.
987 2011-03-07 Anatoly Sokolov <aesok@post.ru>
989 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
990 Remove.
991 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
992 xstormy16_print_operand_address): Remove.
993 * config/stormy16/stormy16.c (xstormy16_print_operand,
994 xstormy16_print_operand_address): Make static.
995 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
997 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
999 PR target/47862
1000 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
1001 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
1002 before definition.
1004 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
1006 PR bootstrap/48000
1007 * cfgloopmanip.c (fix_bb_placements): Return immediately
1008 if FROM is BASE_LOOP's header.
1010 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
1012 * gimplify.c (gimplify_function_tree): Fix building calls
1013 to __builtin_return_address.
1015 2011-03-07 Alan Modra <amodra@gmail.com>
1017 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
1018 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
1019 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
1020 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
1021 return_mode args.
1022 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
1023 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
1024 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
1025 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
1026 * config/rs6000/rs6000.c
1027 (rs6000_elf_end_indicate_exec_stack): Rename to..
1028 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
1029 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
1030 (rs6000_file_start): ..here.
1031 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
1032 file scope variables.
1033 (call_ABI_of_interest): New function.
1034 (init_cumulative_args): Set above vars when function return value
1035 is a float, vector, or small struct.
1036 (rs6000_function_arg_advance_1): Likewise for function args.
1037 (rs6000_va_start): Set rs6000_passes_float if variable arg function
1038 references float args.
1040 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
1042 * doc/cfg.texi: Remove "See" before @ref.
1043 * doc/invoke.texi: Likewise.
1045 2011-03-05 Jason Merrill <jason@redhat.com>
1047 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
1049 2011-03-05 Anthony Green <green@moxielogic.com>
1051 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
1053 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
1055 PR rtl-optimization/47899
1056 * cfgloopmanip.c (fix_bb_placements): Fix first argument
1057 to flow_loop_nested_p when moving the loop upward.
1059 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
1061 PR target/47719
1062 * arm.md (movhi_insn_arch4): Accept any immediate constant.
1064 2011-03-05 Jakub Jelinek <jakub@redhat.com>
1066 PR tree-optimization/47967
1067 * ipa-cp.c (build_const_val): Return NULL instead of creating
1068 VIEW_CONVERT_EXPR for mismatching sizes.
1069 (ipcp_create_replace_map): Return NULL if build_const_val failed.
1070 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
1071 give up on versioning.
1073 2011-03-05 Alan Modra <amodra@gmail.com>
1075 PR target/47986
1076 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1077 full cmodel medium/large lo_sum + high addresses.
1079 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1081 * config/s390/s390.c (s390_decompose_address): Reject non-literal
1082 pool references in UNSPEC_LTREL_OFFSET.
1084 2011-03-04 Jan Hubicka <jh@suse.cz>
1086 PR lto/47497
1087 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
1088 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
1089 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
1090 Add node pointers.
1091 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
1092 cgraph_add_thunk): Add node pointers.
1093 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
1094 associated to right node.
1095 (input_node): Update use of cgraph_same_body_alias
1096 and cgraph_add_thunk.
1098 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
1100 * config/i386/i386.opt (mprefer-avx128): New flag.
1101 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
1102 modes when the flag -mprefer-avx128 is on.
1104 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
1106 * dwarf2out.c (compare_loc_operands): Fix address handling.
1108 2011-03-04 Alan Modra <amodra@gmail.com>
1110 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
1112 2011-03-04 Richard Guenther <rguenther@suse.de>
1114 PR middle-end/47968
1115 * expmed.c (extract_bit_field_1): Prefer vector modes that
1116 vec_extract patterns can handle.
1118 2011-03-04 Richard Guenther <rguenther@suse.de>
1120 PR middle-end/47975
1121 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
1123 2011-03-04 Richard Henderson <rth@redhat.com>
1125 * explow.c (emit_stack_save): Remove 'after' parameter.
1126 (emit_stack_restore): Likewise.
1127 * expr.h: Update to match.
1128 * builtins.c, calls.c, stmt.c: Likewise.
1129 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
1130 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
1131 * function.c (expand_function_end): Insert the emit_stack_save
1132 sequence before parm_birth_insn instead of after.
1134 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
1136 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
1137 (ssse3_pmaddubsw128): Ditto.
1138 (ssse3_pmaddubsw): Ditto.
1140 2011-03-03 Steve Ellcey <sje@cup.hp.com>
1142 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
1144 2011-03-03 Jakub Jelinek <jakub@redhat.com>
1146 PR c/47963
1147 * gimplify.c (omp_add_variable): Only call omp_notice_variable
1148 on TYPE_SIZE_UNIT if it is a DECL.
1150 PR debug/47283
1151 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
1152 first operand is not is_gimple_mem_ref_addr, try to fold it.
1153 If the operand still isn't is_gimple_mem_ref_addr, clear
1154 MEM_EXPR on op0.
1156 2011-03-03 Richard Guenther <rguenther@suse.de>
1158 PR middle-end/47283
1159 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
1160 match comment.
1161 (refs_may_alias_p_1): For release branches return true if
1162 we are confused by our input.
1164 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1166 * config/s390/s390.c (s390_function_value): Rename to ...
1167 (s390_function_and_libcall_value): ... this.
1168 (s390_function_value): New function.
1169 (s390_libcall_value): New function.
1170 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
1171 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
1172 target macro definitions.
1173 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
1175 2011-03-02 Joseph Myers <joseph@codesourcery.com>
1177 * config/i386/freebsd64.h (CC1_SPEC): Define.
1178 * config/i386/linux64.h (CC1_SPEC): Define.
1179 * config/i386/x86-64.h (CC1_SPEC): Don't define.
1181 2011-03-02 Anatoly Sokolov <aesok@post.ru>
1183 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1184 Remove.
1185 * config/stormy16/stormy16.c: Include reload.h.
1186 (xstormy16_memory_move_cost): New function.
1187 (TARGET_MEMORY_MOVE_COST): Define.
1189 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
1191 PR rtl-optimization/47925
1192 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
1193 with side effects. Remove the more-specific check for volatile asms.
1195 2011-03-02 Alan Modra <amodra@gmail.com>
1197 PR target/47935
1198 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
1199 toc relative addresses for valid offsets.
1201 2011-03-01 Richard Guenther <rguenther@suse.de>
1203 PR tree-optimization/47890
1204 * tree-vect-loop.c (get_initial_def_for_induction): Set
1205 related stmt properly.
1207 2011-03-01 Richard Guenther <rguenther@suse.de>
1209 PR lto/47924
1210 * lto-streamer.c (lto_record_common_node): Also register
1211 the canonical type.
1213 2011-03-01 Richard Guenther <rguenther@suse.de>
1215 PR lto/46911
1216 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1217 Do not stream DECL_ABSTRACT_ORIGIN.
1218 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
1219 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
1220 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1221 Do not stream DECL_ABSTRACT_ORIGIN.
1222 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
1223 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
1225 2011-02-28 Anatoly Sokolov <aesok@post.ru>
1227 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
1228 FUNCTION_VALUE_REGNO_P): Remove.
1229 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
1230 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
1231 Add 'outgoing' argument.
1232 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
1233 function.
1234 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
1235 TARGET_FUNCTION_VALUE_REGNO_P): Define.
1237 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
1239 PR debug/28047
1240 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
1241 (lookup_filename): Likewise.
1242 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
1244 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
1245 Jakub Jelinek <jakub@redhat.com>
1247 PR middle-end/47893
1248 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
1249 (assign_stack_local_1): Change last argument type to int.
1250 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
1251 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
1252 don't record padding space into frame_space_list nor use those areas.
1253 (assign_stack_local): Adjust caller.
1254 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
1255 of assign_stack_local, pass 0 as last argument.
1256 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
1257 callers.
1259 2011-02-28 Jakub Jelinek <jakub@redhat.com>
1261 PR debug/47283
1262 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
1263 Use target address_mode and pointer_mode hooks instead of hardcoded
1264 Pmode and ptr_mode. Handle some simple cases of extending if
1265 POINTERS_EXTEND_UNSIGNED < 0.
1266 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
1267 Call convert_debug_memory_address.
1268 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
1269 convert_debug_memory_address.
1271 PR middle-end/46790
1272 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
1273 * configure: Regenerated.
1274 * config.in: Regenerated.
1275 * varasm.c (default_function_section): Return NULL
1276 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
1278 2011-02-28 Martin Jambor <mjambor@suse.cz>
1280 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
1281 the description to match the printed values.
1283 2011-02-28 Richard Guenther <rguenther@suse.de>
1285 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
1286 of the copied scope tree.
1288 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1290 * doc/extend.texi (Function Attributes): Avoid deeply (and
1291 wrongly) nested tables.
1293 2011-02-27 Jakub Jelinek <jakub@redhat.com>
1295 PR middle-end/47903
1296 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
1297 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
1298 r isn't op0 nor op1.
1300 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
1302 * config/avr/avr.md: Remove magic comment for emacs.
1304 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
1306 PR target/45261
1307 * config/avr/avr.c (avr_option_override): Use error on bad options.
1308 (avr_help): New function.
1309 (TARGET_HELP): Define.
1311 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
1313 PR target/42240
1314 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
1315 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
1317 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
1319 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
1320 (ARM Options): Ditto.
1321 (i386 and x86-64 Options): Ditto.
1322 (RX Options): Ditto.
1323 (SPARC Options): Ditto.
1325 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
1327 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
1328 FreeBSD 6 and later. Generally use cpu generic.
1330 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1332 * doc/cpp.texi: Update copyright years.
1334 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
1336 PR target/46898
1337 * config/lm32/lm32.md (ashrsi3): Added needed variable.
1339 2011-02-25 Jon Beniston <jon@beniston.com>
1341 PR target/46898
1342 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
1343 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
1344 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
1345 (lm32_block_move_inline): Add type cast to remove warning.
1346 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
1347 (gen_int_relational): Move declarations to start of function.
1349 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
1351 PR tree-optimization/45470
1352 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
1353 can throw internally only.
1354 * tree-vect-stmts.c (vectorizable_call): Likewise.
1356 2011-02-24 Anatoly Sokolov <aesok@post.ru>
1358 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
1359 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1360 * config/stormy16/stormy16-protos.h
1361 (xstormy16_preferred_reload_class): Remove.
1362 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
1363 static. Change 'rclass' argument and return type to reg_class_t.
1364 (TARGET_PREFERRED_RELOAD_CLASS,
1365 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1367 2011-02-24 Richard Guenther <rguenther@suse.de>
1369 * lto-streamer-in.c (input_bb): Do not find referenced vars
1370 in debug statements.
1372 2011-02-23 Jason Merrill <jason@redhat.com>
1374 * common.opt (fabi-version): Document v5 and v6.
1376 2011-02-23 Richard Guenther <rguenther@suse.de>
1378 PR tree-optimization/47849
1379 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
1381 2011-02-23 Jie Zhang <jie@codesourcery.com>
1383 * opts-common.c (decode_cmdline_option): Print empty string
1384 argument as "" in decoded->orig_option_with_args_text.
1385 * gcc.c (execute): Print empty string argument as ""
1386 in the verbose output.
1387 (do_spec_1): Keep empty string argument.
1389 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
1391 * config.gcc: Declare score-* and crx-* obsolete.
1393 2011-02-23 Jie Zhang <jie@codesourcery.com>
1395 PR rtl-optimization/47763
1396 * web.c (web_main): Ignore naked clobber when replacing register.
1398 2011-02-22 Anatoly Sokolov <aesok@post.ru>
1400 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
1401 Remove.
1403 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
1405 PR doc/47848
1406 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
1408 2011-02-22 Mike Stump <mikestump@comcast.net>
1410 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
1411 assembler.
1412 * configure: Regenerate.
1414 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
1416 PR rtl-optimization/46002
1417 * ira-color.c (update_copy_costs): Change class intersection
1418 test to reg_class_contents[] test of 'hard_regno'.
1420 2011-02-21 Joseph Myers <joseph@codesourcery.com>
1422 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
1423 than Driver option.
1424 * config/hpux11.opt (mt): Likewise.
1425 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
1426 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
1427 * config/vax/elf.opt (mno-asm-pic): Likewise.
1428 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
1430 2011-02-21 Mike Stump <mikestump@comcast.net>
1432 PR target/47822
1433 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
1434 tree so we can get save the type.
1435 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
1436 for CFString instead of trying to use past the end of the builtins.
1437 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
1438 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
1439 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
1440 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
1441 Rename to darwin_builtin_cfstring.
1442 (darwin_init_cfstring_builtins): Return the built type.
1444 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
1446 PR target/47840
1447 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
1448 (_mm256_insert_epi64): Use _mm_insert_epi64.
1450 2011-02-21 Anatoly Sokolov <aesok@post.ru>
1452 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1453 * config/stormy16/stormy16-protos.h
1454 (xstormy16_mode_dependent_address_p): Remove.
1455 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
1456 Make static. Change return type to bool. Change argument type to
1457 const_rtx. Remove dead code.
1458 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1460 2011-02-21 Richard Guenther <rguenther@suse.de>
1462 PR lto/47820
1463 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1464 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1465 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
1466 TUs context.
1467 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1468 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1470 2011-02-20 Richard Guenther <rguenther@suse.de>
1472 PR lto/47822
1473 * tree.c (free_lang_data_in_decl): Clean builtins from
1474 the TU decl BLOCK_VARS.
1476 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
1478 PR debug/47620
1479 PR debug/47630
1480 * haifa-sched.c (fix_tick_ready): Skip tick computation
1481 for debug insns.
1483 2011-02-19 Richard Guenther <rguenther@suse.de>
1485 PR lto/47647
1486 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
1487 Remove lazy BLOCK_VARS streaming.
1488 (lto_input_ts_block_tree_pointers): Likewise.
1489 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
1491 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1493 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
1495 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1497 * config/i386/biarch32.h, config/i386/mach.h,
1498 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
1500 2011-02-19 Jakub Jelinek <jakub@redhat.com>
1502 PR target/47800
1503 * config/i386/i386.md (peephole2 for shift and plus): Use
1504 operands[1] original mode in the first insn.
1506 2011-02-18 Mike Stump <mikestump@comcast.net>
1508 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
1510 2011-02-18 Jan Hubicka <jh@suse.cz>
1512 PR middle-end/47788
1513 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
1514 to zero when the function is not inlinable at all.
1516 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1518 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
1519 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1520 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
1521 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
1522 * config/pa/t-pa64: Likewise.
1523 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
1525 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1527 PR driver/47787
1528 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
1530 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1532 PR target/47792
1533 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
1535 2011-02-18 Anatoly Sokolov <aesok@post.ru>
1537 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
1538 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
1539 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
1540 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
1541 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
1542 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
1543 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
1544 m32r_load_postinc_p, m32r_store_preinc_predec_p,
1545 m32r_legitimate_address_p): New functions.
1546 * config/m32r/constraints.md (constraint "S"): Don't use
1547 STORE_PREINC_PREDEC_P.
1548 (constraint "U"): Don't use LOAD_POSTINC_P.
1550 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
1552 PR rtl-optimization/46178
1553 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
1554 compute ira_hard_regno_cover_class[].
1556 2011-02-18 Richard Guenther <rguenther@suse.de>
1558 PR lto/47798
1559 * lto-streamer.h (lto_global_var_decls): Declare.
1560 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
1561 statics for global var processing.
1563 2011-02-18 Richard Guenther <rguenther@suse.de>
1565 PR tree-optimization/47737
1566 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
1567 edge dominance check.
1569 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1571 PR debug/47780
1572 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
1573 avoid invalid rtx sharing.
1575 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
1577 * doc/cpp.texi (Obsolete Features): Add background on the
1578 origin of assertions.
1580 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
1582 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
1583 objc_abi == 2.
1584 * config/darwin.c (output_objc_section_asm_op): Added support for
1585 ABI v1 and v2.
1586 (is_objc_metadata): New.
1587 (darwin_objc2_section): New.
1588 (darwin_objc1_section): New.
1589 (machopic_select_section): Added support for ABI v1 and v2.
1590 (darwin_emit_objc_zeroed): New.
1591 (darwin_output_aligned_bss): Detect objc metadata and treat it
1592 appropriately.
1593 (darwin_asm_output_aligned_decl_common): Same.
1594 (darwin_asm_output_aligned_decl_local): Same.
1595 * config/darwin-sections.def: Updated for ABI v1 and v2.
1596 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
1597 compiling Objective-C code for the NeXT runtime, default to using
1598 ABI version 0 for 32-bit, and version 2 for 64-bit.
1600 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1602 * common.opt (optimize_fast): New Variable.
1603 * opts.c (default_options_optimization): Use opts->x_optimize_fast
1604 instead of local variable ofast.
1606 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
1608 * doc/invoke.texi (fobjc-abi-version): Documented.
1609 (fobjc-nilcheck): Documented.
1610 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
1611 version.
1613 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1615 PR driver/47390
1616 * common.opt (export-dynamic): New Driver option.
1617 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
1619 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1621 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
1623 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
1624 Jan Hubicka <jh@suse.cz>
1626 PR debug/47106
1627 PR debug/47402
1628 * cfgexpand.c (account_used_vars_for_block): Remove.
1629 (estimated_stack_frame_size): Use referenced vars.
1630 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
1631 that were referenced in the original function. Test src_fn
1632 rather than cfun. Drop redundant get_var_ann.
1633 (setup_one_parameter): Drop redundant get_var_ann.
1634 (declare_return_variable): Likewise.
1635 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
1636 (copy_arguments_for_versioning): Drop redundant get_var_ann.
1637 * ipa-inline.c (compute_inline_parameters): Do not compute
1638 disregard_inline_limits here.
1639 (compute_inlinable_for_current, pass_inlinable): New.
1640 (pass_inline_parameters): Require PROP_referenced_vars.
1641 * cgraphunit.c (cgraph_process_new_functions): Don't run
1642 compute_inline_parameters explicitly unless function is in SSA form.
1643 (cgraph_analyze_function): Set .disregard_inline_limits.
1644 * tree-sra.c (convert_callers): Compute inliner parameters
1645 only for functions already in SSA form.
1647 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1649 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
1650 -mlittle-endian-data.
1652 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1654 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
1655 -mno-fpu, not -fpu and -no-fpu.
1656 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
1657 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
1659 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
1661 PR target/43653
1662 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
1663 input reload with PLUS RTX.
1665 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1667 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
1668 of InverseVar(MDMX).
1670 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1672 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
1673 --m4-340.
1675 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1677 * config/mn10300/mn10300.opt (mno-crt0): New.
1679 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1681 * config/m68k/uclinux.opt (static-libc): New Driver option.
1683 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1685 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
1687 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1689 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
1690 %{muser-extend-enabled}.
1692 2011-02-16 Richard Guenther <rguenther@suse.de>
1694 PR tree-optimization/47738
1695 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
1696 the TODO from tree_predictive_commoning.
1698 2011-02-15 Jeff Law <law@redhat.com>
1700 Revert
1701 2011-01-25 Jeff Law <law@redhat.com>
1703 PR rtl-optimization/37273
1704 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1705 handle them like argument loads from stack slots. Do not double
1706 count memory for memory constants and argument loads from stack slots.
1708 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1710 PR middle-end/47725
1711 * combine.c (cant_combine_insn_p): Revert the last change.
1713 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1715 PR target/47755
1716 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
1717 mode for vector constants. Remove code that checks for TImode.
1719 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1721 PR debug/47106
1722 PR debug/47402
1723 * cgraph.h (compute_inline_parameters): Return void.
1724 * ipa-inline.c (compute_inline_parameters): Adjust.
1726 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1728 PR debug/47106
1729 PR debug/47402
1730 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
1731 rather than decl.
1732 * cfgexpand.c (estimated_stack_frame_size): Likewise.
1733 * ipa-inline.c (compute_inline_parameters): Adjust.
1735 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1737 PR debug/47106
1738 PR debug/47402
1739 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
1740 Adjust all users. Pass FN to...
1741 * tree-flow-inline.h (first_referenced_var): ... this. Add
1742 fn argument.
1743 * ipa-struct-reorg.c: Adjust.
1744 * tree-dfa.c: Adjust.
1745 * tree-into-ssa.c: Adjust.
1746 * tree-sra.c: Adjust.
1747 * tree-ssa-alias.c: Adjust.
1748 * tree-ssa-live.c: Adjust.
1749 * tree-ssa.c: Adjust.
1750 * tree-ssanames.c: Adjust.
1751 * tree-tailcall.c: Adjust.
1753 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1755 PR debug/47106
1756 PR debug/47402
1757 * tree-flow.h (referenced_var_lookup): Add fn parameter.
1758 Adjust all callers.
1759 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
1760 * tree-flow-inline.h: Adjust.
1761 * gimple-pretty-print.c: Adjust.
1762 * tree-into-ssa.c: Adjust.
1763 * tree-ssa.c: Adjust.
1764 * cfgexpand.c: Adjust.
1766 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1768 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
1769 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1770 (EXTRA_CONSTRAINT): Delete.
1771 * config/iq2000/constraints.md: New file.
1772 * config/iq2000/iq2000.md: Include it.
1773 (define_insn ""): Delete.
1774 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
1775 unsupported constraint letters from patterns.
1776 (call_value, call_value_internal1): Likewise.
1777 (call_value_multiple_internal1): Likewise.
1779 2011-02-15 Nick Clifton <nickc@redhat.com>
1781 * config/mn10300/mn10300.c: Include tm-constrs.h.
1782 (struct liw_data): New data structure describing an LIW candidate
1783 instruction.
1784 (extract_bundle): Use struct liw_data. Allow small integer
1785 operands for some instructions.
1786 (check_liw_constraints): Use struct liw_data. Remove swapped
1787 parameter. Add comments describing the checks. Fix bug when
1788 assigning the source of liw1 to the source of liw2.
1789 (liw_candidate): Delete. Code moved into extract_bundle.
1790 (mn10300_bundle_liw): Use struct liw_data. Check constraints
1791 before swapping.
1792 * config/mn10300/predicates.md (liw_operand): New predicate.
1793 Allows registers and small integer constants.
1794 * config/mn10300/constraints.md (O): New constraint. Accetps
1795 integers in the range -8 to +7 inclusive.
1796 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
1797 for moving a small integer into a register. Give this alternative
1798 LIW attributes.
1799 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
1800 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
1801 using the J,K,L and M constraints,
1802 (liw): Remove SI mode on second operands to allow for HI and QI
1803 mode values.
1804 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
1805 instruction.
1807 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1809 PR middle-end/47725
1810 * combine.c (cant_combine_insn_p): Check zero/sign extended
1811 hard registers.
1813 2011-02-15 Richard Guenther <rguenther@suse.de>
1815 PR tree-optimization/47743
1816 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
1817 for a non-type-compatible VN lookup bail out.
1819 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1821 * config/fr30/constraints.md: New file.
1822 * config/fr30/fr30.md: Include it.
1823 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
1824 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1825 (EXTRA_CONSTRAINT): Delete.
1827 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1829 * config/frv/constraints.md: New file.
1830 * config/frv/predicates.md: Include it.
1831 * config/frv/frv.c (reg_class_from_letter): Delete.
1832 (frv_option_override): Don't initialize it.
1833 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
1834 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
1835 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
1836 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1837 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
1838 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1839 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
1840 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
1841 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
1842 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
1843 (REG_CLASS_FROM_CONSTRAINT): Delete.
1845 2011-02-15 Jakub Jelinek <jakub@redhat.com>
1847 PR middle-end/47581
1848 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
1849 if frame size is 0 in a leaf function.
1851 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1853 PR pch/14940
1854 * config/alpha/host-osf.c: New file.
1855 * config/alpha/x-osf: New file.
1856 * config.host (alpha*-dec-osf*): Use it.
1858 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1860 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1861 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
1862 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
1863 (rx_mode_dependent_address_p): ...this. Make static. Change argument
1864 type to const_rtx.
1865 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1867 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1869 * config/stormy16/constraints.md: New file.
1870 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
1871 Use satisfies_constraint_Q and satisfies_constraint_R.
1872 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
1873 Delete.
1874 (xstormy16_legitiamte_address_p): Declare.
1875 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
1876 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1877 (EXTRA_CONSTRAINT): Delete.
1878 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1879 Un-staticize.
1880 (xstormy16_extra_constraint_p): Delete.
1882 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
1884 PR tree-optimization/46494
1885 * loop-unroll.c (split_edge_and_insert): Adjust comment.
1886 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
1887 (pass_rtl_loop_done): Add TODO_verify_flow.
1888 * fwprop.c (pass_rtl_fwprop): Likewise.
1889 * modulo-sched.c (pass_sms): Likewise.
1890 * tree-ssa-dom.c (pass_dominator): Likewise.
1891 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1892 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
1893 (pass_tree_loop_done): Likewise.
1894 * tree-ssa-pre.c (execute_pre): Likewise.
1895 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1896 * tree-ssa-sink.c (pass_sink_code): Likewise.
1897 * tree-vrp.c (pass_vrp): Likewise.
1899 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1901 * config/v850/constraints.md: New file.
1902 * config/v850/v850.md: Include it.
1903 * config/v850/predicates.md (reg_or_0_operand): Use
1904 satisfies_constraint_G.
1905 (special_symbolref_operand): Use satisfies_constraint_K.
1906 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
1907 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
1908 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
1909 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1910 (EXTRA_CONSTRAINT): Delete.
1911 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
1912 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
1913 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
1915 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1917 PR target/47696
1918 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
1919 description.
1921 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1923 * config/mcore/constraints.md: New file.
1924 * config/mcore/mcore.md: Include it.
1925 * config/mcore/mcore.c (reg_class_from_letter): Delete.
1926 * config/mcore/mcore.h (reg_class_from_letter): Delete.
1927 (REG_CLASS_FROM_LETTER): Delete.
1928 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
1929 insn_const_int_ok_for_constraint.
1930 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
1931 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
1932 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1933 (EXTRA_CONSTRAINT): Delete.
1935 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1937 PR ada/41929
1938 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
1939 (IS_SIGHANDLER): Define.
1940 (sparc64_is_sighandler): New function, split off from
1941 sparc64_fallback_frame_state.
1942 (sparc_is_sighandler): New function, split off from
1943 sparc_fallback_frame_state.
1944 (sparc64_fallback_frame_state): Merge with ...
1945 (sparc_fallback_frame_state): ... this into ...
1946 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
1947 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
1948 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
1949 stack instead of hardcoded offsets.
1951 2011-02-14 Andriy Gapon <avg@freebsd.org>
1953 PR target/45808
1954 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
1956 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1958 * configure: Regenerate.
1960 2011-02-12 Joseph Myers <joseph@codesourcery.com>
1962 PR driver/45731
1963 * gcc.c (asm_options): Correct spec matching --target-help.
1965 2011-02-12 Martin Jambor <mjambor@suse.cz>
1967 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
1968 to gimple call error.
1970 2011-02-12 Mike Stump <mikestump@comcast.net>
1972 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
1973 comments in backslash regions.
1975 2011-02-12 Mike Stump <mikestump@comcast.net>
1976 Jakub Jelinek <jakub@redhat.com>
1977 Iain Sandoe <iains@gcc.gnu.org>
1979 PR target/47324
1980 * dwarf2out.c (output_cfa_loc): When required, apply the
1981 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
1982 (output_loc_sequence): Likewise.
1983 (output_loc_operands_raw): Likewise.
1984 (output_loc_sequence_raw): Likewise.
1985 (output_cfa_loc): Likewise.
1986 (output_loc_list): Suppress register number adjustment when
1987 calling output_loc_sequence()
1988 (output_die): Likewise.
1990 2011-02-12 Anatoly Sokolov <aesok@post.ru>
1992 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1993 Remove macros.
1994 * config/xtensa/xtensa.c (xtensa_register_move_cost,
1995 xtensa_memory_move_cost): New functions.
1996 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
1998 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
2000 PR lto/47225
2001 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
2002 in the current directory.
2003 * configure: Rebuilt.
2005 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
2007 * config/darwin.c (darwin_override_options): Add a hunk missed
2008 from the commit of r168571. Trim comment line lengths and
2009 correct indents of the preceding block.
2011 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
2013 * gcc.c (driver_handle_option): Concatenate the argument to -F with
2014 the switch.
2016 2011-02-11 Joseph Myers <joseph@codesourcery.com>
2018 * common.opt (nostartfiles): New Driver option.
2020 2011-02-11 Xinliang David Li <davidxl@google.com>
2022 PR tree-optimization/47707
2023 * tree-chrec.c (convert_affine_scev): Keep type precision.
2025 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
2027 PR tree-optimization/47420
2028 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
2030 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
2032 PR rtl-optimization/47614
2033 * rtl.h (check_for_inc_dec): Declare.
2034 * dse.c (check_for_inc_dec): Externalize...
2035 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
2036 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
2038 2011-02-11 Joseph Myers <joseph@codesourcery.com>
2040 PR driver/47678
2041 * gcc.c (main): Do not compile inputs if there were errors in
2042 option handling.
2043 * opts-common.c (read_cmdline_option): Check for wrong language
2044 after other error checks.
2046 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
2048 * cgraph.c: Fix comment typos.
2049 * cgraph.h: Likewise.
2050 * cgraphunit.c: Likewise.
2051 * ipa-cp.c: Likewise.
2052 * ipa-inline.c: Likewise.
2053 * ipa-prop.c: Likewise.
2054 * ipa-pure-const.c: Likewise.
2055 * ipa-ref.c: Likewise.
2056 * ipa-reference.c: Likewise.
2058 2011-02-11 Jakub Jelinek <jakub@redhat.com>
2060 PR debug/47684
2061 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
2063 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2065 PR testsuite/47400
2066 * doc/sourcebuild.texi (Require Support): Document
2067 dg-require-ascii-locale.
2069 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
2071 * doc/lto.texi (Write summary): Fix missing parentheses.
2073 2011-02-10 DJ Delorie <dj@redhat.com>
2075 * config/m32c/m32c.c (m32c_option_override): Disable
2076 -fcombine-stack-adjustments until flag value tracking and compare
2077 optimization can be rewritten.
2079 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
2081 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
2082 PROCESSOR_POWER7.
2083 (PROCESSOR_DEFAULT64): Likewise.
2085 2011-02-10 Richard Henderson <rth@redhat.com>
2087 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
2088 change from 2011-02-03.
2089 * config/rx/rx.c (flags_from_code): Likewise.
2090 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
2091 is valid, n/pz otherwise.
2092 (rx_select_cc_mode): Return CCmode if Y is not zero.
2094 2011-02-10 Richard Guenther <rguenther@suse.de>
2096 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
2098 2011-02-10 Richard Guenther <rguenther@suse.de>
2100 PR tree-optimization/47677
2101 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
2103 2011-02-10 Jakub Jelinek <jakub@redhat.com>
2105 PR target/47665
2106 * combine.c (make_compound_operation): Only change shifts into
2107 multiplication for SCALAR_INT_MODE_P.
2109 2011-02-10 Jie Zhang <jie@codesourcery.com>
2111 PR testsuite/47622
2112 Revert
2113 2011-02-05 Jie Zhang <jie@codesourcery.com>
2114 PR debug/42631
2115 * web.c (entry_register): Don't clobber the number of the
2116 first uninitialized reference in used[].
2118 2011-02-09 Richard Guenther <rguenther@suse.de>
2120 PR tree-optimization/47664
2121 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
2122 all edges again.
2124 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
2126 PR target/46481
2127 PR target/47032
2128 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
2129 PROCESSOR_POWER7.
2130 (PROCESSOR_DEFAULT64): Same.
2131 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
2133 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2135 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
2137 2011-02-09 Martin Jambor <mjambor@suse.cz>
2139 PR middle-end/45505
2140 * tree-sra.c (struct access): New flags grp_scalar_read and
2141 grp_scalar_write. Changed description of assignment read and write
2142 flags.
2143 (dump_access): Dump new flags, reorder all of them.
2144 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
2145 to detect multiple scalar reads.
2146 (analyze_access_subtree): Use the new scalar read write flags instead
2147 of the old flags. Adjusted comments.
2149 2011-02-08 DJ Delorie <dj@redhat.com>
2151 PR target/47548
2152 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
2153 patterns.
2155 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2157 * config/m68k/uclinux.opt: New.
2158 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
2160 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2162 * config/cris/elf.opt (sim): New Driver option.
2164 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2166 * config/xtensa/elf.opt: New.
2167 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
2169 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2171 * config/vax/elf.opt: New.
2172 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
2174 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2176 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
2178 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2180 * config/gnu-user.opt: New.
2181 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
2182 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
2183 *-*-uclinux*): Use gnu-user.opt.
2185 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
2187 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
2188 * config/i386/gnu.h (CPP_SPEC): Likewise.
2190 2011-02-08 Ian Lance Taylor <iant@google.com>
2192 * common.opt (fcx-limited-range): Add SetByCombined flag.
2193 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
2194 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
2195 (fassociative-math, freciprocal-math): Likewise.
2196 (funsafe-math-optimizations): Likewise.
2197 * opth-gen.awk: Handle SetByCombined.
2198 * optc-gen.awk: Likewise.
2199 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
2200 (set_unsafe_math_optimizations_flags): Likewise.
2201 * doc/options.texi (Option properties): Document SetByCombined.
2203 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2205 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
2206 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
2207 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
2208 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
2209 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
2211 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
2213 PR tree-optimization/46834
2214 PR tree-optimization/46994
2215 PR tree-optimization/46995
2216 * graphite-sese-to-poly.c (used_outside_reduction): New.
2217 (detect_commutative_reduction): Call used_outside_reduction.
2218 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
2219 translate_scalar_reduction_to_array only when at least one
2220 loop-phi/close-phi tuple has been detected.
2222 2011-02-08 Richard Guenther <rguenther@suse.de>
2224 PR middle-end/47639
2225 * tree-vect-generic.c (expand_vector_operations_1): Update
2226 stmts here ...
2227 (expand_vector_operations): ... not here. Cleanup EH info
2228 and the CFG if required.
2230 2011-02-08 Richard Guenther <rguenther@suse.de>
2232 PR tree-optimization/47641
2233 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
2234 require type compatibility.
2236 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2238 * gimple-low.c (lower_function_body): Don't remove the location of
2239 the return statement here.
2240 (lower_gimple_return): Do it here instead but only if the return
2241 statement is actually used twice.
2243 2011-02-08 Richard Guenther <rguenther@suse.de>
2245 PR tree-optimization/47632
2246 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
2247 unused up_to_stmt parameter, return whether cfg-cleanup is
2248 necessary, remove EH info properly.
2249 (forward_propagate_into_gimple_cond): Adjust caller.
2250 (forward_propagate_into_cond): Likewise.
2251 (forward_propagate_comparison): Likewise.
2252 (tree_ssa_forward_propagate_single_use_vars): Make
2253 forward_propagate_comparison case similar to the two others.
2255 2011-02-08 Nick Clifton <nickc@redhat.com>
2257 * config/mn10300/mn10300.opt (mliw): New command line option.
2258 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
2259 (liw_bundling): New automaton.
2260 (liw): New attribute.
2261 (liw_op): New attribute.
2262 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
2263 (movsi_internal): Add LIW attributes.
2264 (andsi3): Likewise.
2265 (iorsi3): Likewise.
2266 (xorsi3): Likewise.
2267 (addsi3): Separate register and immediate alternatives.
2268 Add LIW attributes.
2269 (subsi3): Likewise.
2270 (cmpsi): Likewise.
2271 (aslsi3): Likewise.
2272 (lshrsi3): Likewise.
2273 (ashrsi3): Likewise.
2274 (liw): New pattern.
2275 * config/mn10300/mn10300.c (liw_op_names): New
2276 (mn10300_print_operand): Handle 'W' operand descriptor.
2277 (extract_bundle): New function.
2278 (check_liw_constraints): New function.
2279 (liw_candidate): New function.
2280 (mn10300_bundle_liw): New function.
2281 (mn10300_reorg): New function.
2282 (TARGET_MACHINE_DEPENDENT_REORG): Define.
2283 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
2284 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
2285 __LIW__ or __NO_LIW__.
2286 * doc/invoke.texi: Describe the -mliw command line option.
2288 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2290 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
2291 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
2292 pthread_mutex_unlock): Remove.
2293 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
2294 * config/pa/t-pa64: Likewise.
2295 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
2296 shared libc if not linking against libpthread.
2297 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2299 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
2301 PR target/47558
2302 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
2303 on 10.6 and later to ensure that we always use the unwinder from
2304 the system. Only add -no_compact_unwind when tarteting darwin
2305 10.6 or later.
2307 2011-02-07 Steve Ellcey <sje@cup.hp.com>
2309 PR target/46997
2310 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
2311 (vec_interleave_lowv2sf): Ditto.
2312 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
2313 (vec_extract_oddv2sf): Ditto.
2315 2011-02-07 Mike Stump <mikestump@comcast.net>
2317 PR target/42333
2318 Add __ieee_divdc3 entry point.
2319 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
2320 entry point.
2321 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
2322 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
2323 * config/darwin.c (darwin_rename_builtins): Add.
2324 * config/darwin-protos.h (darwin_rename_builtins): Add.
2326 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2328 PR target/47636
2329 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
2330 for the condition.
2332 2011-02-07 Mike Stump <mikestump@comcast.net>
2334 * config/darwin.opt (mmacosx-version-min): Update default OS version.
2336 2011-02-07 Denis Chertykov <chertykov@gmail.com>
2338 PR target/47534
2339 * config/avr/libgcc.S (exit): Move .endfunc
2341 2011-02-07 Richard Guenther <rguenther@suse.de>
2343 PR tree-optimization/47615
2344 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
2345 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
2346 (run_scc_vn): Initialize it.
2347 (visit_reference_op_load): Use it.
2348 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
2350 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2352 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
2353 DImode trapping arithmetic libfuncs.
2355 2011-02-07 Richard Guenther <rguenther@suse.de>
2357 PR tree-optimization/47621
2358 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
2359 two duplicates ...
2360 (execute_update_addresses_taken): ... here. Make it more
2361 conservative in what we accept.
2363 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2365 * config/sparc/freebsd.h (ASM_SPEC): Define.
2366 * config/sparc/vxworks.h (ASM_SPEC): Define.
2368 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2370 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2372 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
2374 * doc/invoke.texi: Remove reference to compiler internals from
2375 user documentation.
2377 * reg-notes.def: Remove REG_VALUE_PROFILE.
2378 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
2380 2011-02-05 Jakub Jelinek <jakub@redhat.com>
2382 PR middle-end/47610
2383 * varasm.c (default_section_type_flags): If decl is NULL,
2384 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
2386 2011-02-05 Jie Zhang <jie@codesourcery.com>
2388 PR debug/42631
2389 * web.c (entry_register): Don't clobber the number of the
2390 first uninitialized reference in used[].
2392 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
2394 PR tree-optimization/46194
2395 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
2396 (build_classic_dist_vector_1): Do not represent classic distance
2397 vectors when the access functions are variating in different loops.
2399 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2401 * config/mips/iris6.opt: New.
2402 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
2404 2011-02-04 Richard Henderson <rth@redhat.com>
2405 Steve Ellcey <sje@cup.hp.com>
2407 PR target/46997
2408 * config/ia64/predicates.md (mux1_brcst_element): New.
2409 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
2410 * config/ia64/ia64.c (ia64_unpack_assemble): New.
2411 (ia64_unpack_sign): New.
2412 (ia64_expand_unpack): Rewrite using new routines.
2413 (ia64_expand_widen_sum): Ditto.
2414 (ia64_expand_dot_prod_v8qi): Ditto.
2415 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
2416 routines, add endian check.
2417 (pmpy2_even): Rename from pmpy2_r, add endian check.
2418 (pmpy2_odd): Rename from pmpy2_l, add endian check.
2419 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
2420 (vec_widen_smult_hi_v4hi): Ditto.
2421 (vec_widen_umult_lo_v4hi): Ditto.
2422 (vec_widen_umult_hi_v4hi): Ditto.
2423 (mulv2si3): Change endian checks.
2424 (sdot_prodv4hi): Rewrite with new calls.
2425 (udot_prodv4hi): New.
2426 (vec_pack_ssat_v4hi): Add endian check.
2427 (vec_pack_usat_v4hi): Ditto.
2428 (vec_pack_ssat_v2si): Ditto.
2429 (max1_even): Rename from max1_r, add endian check.
2430 (max1_odd): Rename from max1_l, add endian check.
2431 (*mux1_rev): Format change.
2432 (*mux1_mix): Ditto.
2433 (*mux1_shuf): Ditto.
2434 (*mux1_alt): Ditto.
2435 (*mux1_brcst_v8qi): Use new predicate.
2436 (vec_extract_evenv8qi): Remove endian check.
2437 (vec_extract_oddv8qi): Ditto.
2438 (vec_interleave_lowv4hi): Format change.
2439 (vec_interleave_highv4hi): Ditto.
2440 (mix2_even): Rename from mix2_r, add endian check.
2441 (mix2_odd): Rename from mux2_l, add endian check.
2442 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
2443 (vec_extract_evenodd_helper): Format change.
2444 (vec_extract_evenv4hi): Remove endian check.
2445 (vec_extract_oddv4hi): Remove endian check.
2446 (vec_interleave_lowv2si): Format change.
2447 (vec_interleave_highv2si): Format change.
2448 (vec_initv2si): Remove endian check.
2449 (vecinit_v2si): Add endian check.
2450 (reduc_splus_v2sf): Add endian check.
2451 (reduc_smax_v2sf): Ditto.
2452 (reduc_smin_v2sf): Ditto.
2453 (vec_initv2sf): Remove endian check.
2454 (fpack): Add endian check.
2455 (fswap): Add endian check.
2456 (vec_interleave_highv2sf): Add endian check.
2457 (vec_interleave_lowv2sf): Add endian check.
2458 (fmix_lr): Add endian check.
2459 (vec_setv2sf): Format change.
2460 (*vec_extractv2sf_0_be): Use shift to extract operand.
2461 (*vec_extractv2sf_1_be): New.
2462 (vec_pack_trunc_v4hi): Add endian check.
2463 (vec_pack_trunc_v2si): Format change.
2465 2011-02-04 Jakub Jelinek <jakub@redhat.com>
2467 PR inline-asm/23200
2468 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
2469 do bb, locus and block comparison and disallow loads if it is not set.
2470 (stmt_is_replaceable_p): New function.
2471 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
2472 callers.
2473 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
2474 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
2475 SSA_NAME_DEF_STMT.
2476 * tree-flow.h (stmt_is_replaceable_p): New prototype.
2478 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2480 * config/rs6000/xilinx.opt: New.
2481 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
2483 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2485 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
2487 2011-02-03 Anatoly Sokolov <aesok@post.ru>
2489 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
2490 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
2491 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
2492 secondary_reload_info, xtensa_secondary_reload): Remove.
2493 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
2494 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
2495 (xtensa_preferred_reload_class): Make static. Change return and
2496 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
2497 Use CONST_DOUBLE_P predicate.
2498 (xtensa_preferred_output_reload_class): New function.
2499 (xtensa_secondary_reload): Make static.
2501 2011-02-03 Joseph Myers <joseph@codesourcery.com>
2503 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
2504 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
2505 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
2507 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2509 PR middle-end/31490
2510 * output.h (SECTION_RELRO): Define.
2511 (SECTION_MACH_DEP): Adjust.
2512 (get_variable_section): New prototype.
2513 * varpool.c (varpool_finalize_named_section_flags): New function.
2514 (varpool_assemble_pending_decls): Call it.
2515 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
2516 * cgraphunit.c (cgraph_output_in_order): Call
2517 varpool_finalize_named_section_flags.
2518 * varasm.c (get_section): Allow section flags conflicts between
2519 relro and read-only sections if the section hasn't been declared yet.
2520 Set SECTION_OVERRIDE after diagnosing section type conflict.
2521 (get_variable_section): No longer static.
2522 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
2523 readonly sections that need relocations.
2524 (decl_readonly_section_1): New function.
2525 (decl_readonly_section): Use it.
2527 Revert:
2528 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
2529 Steve Ellcey <sje@cup.hp.com>
2531 PR middle-end/31490
2532 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
2533 if section attribute used.
2535 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2537 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
2538 * config/darwin.c (SECTION_NO_ANCHOR): Define.
2539 (darwin_init_sections): Remove assertion.
2541 2011-02-03 Nick Clifton <nickc@redhat.com>
2543 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
2544 lt and ge.
2545 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
2546 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
2547 instead of "n" and "pz".
2548 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
2549 CC_FLAG_S.
2551 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2553 PR target/47312
2554 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
2555 fma, expand FMA_EXPR as fma{,f,l} call.
2557 PR lto/47274
2558 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
2559 copy them into a unsigned char variable and pass address of it to
2560 lto_output_data_stream.
2562 PR target/47564
2563 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
2564 around backend_init_target and lang_dependent_init_target calls.
2565 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
2566 (verify_cgraph_node): Don't call set_cfun here. Use
2567 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
2568 Set error_found for incorrectly represented calls to thunks.
2570 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2572 PR debug/43092
2573 PR rtl-optimization/43494
2574 * rtl.h (for_each_inc_dec_fn): New type.
2575 (for_each_inc_dec): Declare.
2576 * rtlanal.c (struct for_each_inc_dec_ops): New type.
2577 (for_each_inc_dec_find_inc_dec): New fn.
2578 (for_each_inc_dec_find_mem): New fn.
2579 (for_each_inc_dec): New fn.
2580 * dse.c (struct insn_size): Remove.
2581 (replace_inc_dec, replace_inc_dec_mem): Remove.
2582 (emit_inc_dec_insn_before): New fn.
2583 (check_for_inc_dec): Use it, along with for_each_inc_dec.
2584 (canon_address): Pass mem modes to cselib_lookup.
2585 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
2586 (cselib_lookup_from_insn): Likewise.
2587 (cselib_subst_to_values): Likewise.
2588 * cselib.c (find_slot_memmode): New var.
2589 (cselib_find_slot): New fn. Use it instead of
2590 htab_find_slot_with_hash everywhere.
2591 (entry_and_rtx_equal_p): Use find_slot_memmode.
2592 (autoinc_split): New fn.
2593 (rtx_equal_for_cselib_p): Rename and implement in terms of...
2594 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
2595 Deal with autoinc. Special-case recursion into MEMs.
2596 (cselib_hash_rtx): Likewise.
2597 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
2598 address and MEM modes.
2599 (cselib_subst_to_values): Add memmode, pass it on.
2600 Deal with autoinc.
2601 (cselib_lookup): Add memmode argument, pass it on.
2602 (cselib_lookup_from_insn): Add memmode.
2603 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
2604 (struct cselib_record_autoinc_data): New.
2605 (cselib_record_autoinc_cb): New fn.
2606 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
2607 mode to cselib_lookup. Reset autoinced REGs here instead of...
2608 (cselib_process_insn): ... here.
2609 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
2610 to cselib_lookup.
2611 (add_uses): Likewise, also to cselib_subst_to_values.
2612 (add_stores): Likewise.
2613 * sched-deps.c (add_insn_mem_dependence): Pass mode to
2614 cselib_subst_to_values.
2615 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
2616 * gcse.c (do_local_cprop): Adjusted.
2617 * postreload.c (reload_cse_simplify_set): Adjusted.
2618 (reload_cse_simplify_operands): Adjusted.
2619 * sel-sched-dump (debug_mem_addr_value): Pass mode.
2621 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2623 PR tree-optimization/45122
2624 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
2625 unsafe assumptions when there's more than one loop exit.
2627 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2629 PR target/47272
2630 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
2631 Document using vector double with the load/store builtins, and
2632 that the load/store builtins always use Altivec instructions.
2634 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
2635 to use altivec memory instructions, even on VSX.
2636 (vector_altivec_store_<mode>): Ditto.
2638 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
2639 function.
2641 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2642 V2DF, V2DI support to load/store overloaded builtins.
2644 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
2645 altivec load/store builtins for V2DF/V2DI types.
2647 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
2648 set avoid indexed addresses on power6 if -maltivec.
2649 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
2650 vector_altivec_load/vector_altivec_store builtins.
2651 (altivec_expand_st_builtin): Ditto.
2652 (altivec_expand_builtin): Add VSX memory builtins.
2653 (rs6000_init_builtins): Add V2DI types to internal types.
2654 (altivec_init_builtins): Add support for V2DF/V2DI altivec
2655 load/store builtins.
2656 (rs6000_address_for_altivec): Insure memory address is appropriate
2657 for Altivec.
2659 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
2660 vec_vsx_ld and vec_vsx_st.
2661 (vsx_store_<mode>): Ditto.
2663 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
2664 variables to hold long long types for VSX vector memory builtins.
2665 (RS6000_BTI_unsigned_long_long): Ditto.
2666 (long_long_integer_type_internal_node): Ditti.
2667 (long_long_unsigned_type_internal_node): Ditti.
2669 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
2670 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
2671 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
2673 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
2674 short cuts.
2675 (vec_vsx_st): Ditto.
2677 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2679 * config/pa/pa-hpux10.opt: New.
2680 * config/hpux11.opt (pthread): New Driver option.
2681 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
2682 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
2684 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2686 * config/ia64/vms.opt: New.
2687 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
2689 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2691 PR target/47580
2692 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
2693 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
2694 generator functions.
2695 (vsx_floatuns<VSi><mode>2): Ditto.
2696 (vsx_fix_trunc<mode><VSi>2): Ditto.
2697 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
2699 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2701 * config/i386/djgpp.opt (posix): New Driver option.
2703 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2705 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
2706 Move to the unsupported targets list.
2708 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
2710 PR rtl-optimization/47525
2711 * df-scan.c: Update copyright years.
2712 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
2713 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
2715 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2717 * config/i386/sysv4.h (TARGET_VERSION): Remove.
2718 (SUBTARGET_RETURN_IN_MEMORY): Remove.
2719 (ASM_OUTPUT_ASCII): Remove.
2720 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
2722 2011-02-02 Jeff Law <law@redhat.com>
2724 PR middle-end/47543
2725 * reload.c (find_reloads_address): Handle reg+d address where both
2726 components are invalid by reloading the entire address.
2728 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2729 Richard Guenther <rguenther@suse.de>
2731 PR tree-optimization/40979
2732 PR bootstrap/47044
2733 * passes.c (init_optimization_passes): After LIM call copy_prop
2734 and DCE to clean up.
2735 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
2737 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2739 PR tree-optimization/47576
2740 PR tree-optimization/47555
2741 * doc/invoke.texi (scev-max-expr-complexity): Documented.
2742 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2743 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
2744 * tree-scalar-evolution.c (follow_ssa_edge): Use
2745 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
2747 2011-02-02 Richard Guenther <rguenther@suse.de>
2749 PR tree-optimization/47566
2750 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
2752 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2754 PR debug/47106
2755 PR debug/47402
2756 * tree-inline.c (declare_return_variable): Remove unused caller
2757 variable.
2759 PR debug/47106
2760 PR debug/47402
2761 * tree-flow-inline.h (clear_is_used, is_used_p): New.
2762 * cfgexpand.c (account_used_vars_for_block): Use them.
2763 * tree-nrv.c (tree_nrv): Likewise.
2764 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
2765 (dump_scope_block): Likewise.
2766 (remove_unused_locals): Likewise.
2768 PR debug/47106
2769 PR debug/47402
2770 * tree-inline.c (declare_return_variable): Add result decl to
2771 local decls only once.
2772 * gimple-low.c (record_vars_into): Mark newly-created variables
2773 as referenced.
2775 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2777 PR debug/47498
2778 PR debug/47501
2779 PR debug/45136
2780 PR debug/45130
2781 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2782 debug insns.
2783 (no_real_insns_p, schedule_block, set_priorities): Drop special
2784 treatment of boundary debug insns.
2785 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2786 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
2787 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2788 (BOUNDARY_DEBUG_INSN_P): Likewise.
2789 (SCHEDULE_DEBUG_INSN_P): Likewise.
2790 * sched-rgn.c (init_ready_list): Drop special treatment of
2791 boundary debug insns.
2792 * final.c (rest_of_clean_state): Clear notes' BB.
2794 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2796 * config/openbsd.opt (assert=): New Driver option.
2798 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2800 * config/i386/nto.opt: New.
2801 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
2803 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2805 * config/i386/netware.opt: New.
2806 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
2808 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2810 * config/interix.opt (posix): New Driver option.
2812 2011-02-01 DJ Delorie <dj@redhat.com>
2814 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
2816 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
2817 class for A0/A1.
2819 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
2821 PR tree-optimization/47561
2822 * toplev.c (process_options): Print the Graphite flags. Add
2823 flag_loop_flatten to the list of options requiring Graphite.
2825 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2827 * config/i386/cygming.opt (posix): New Driver option.
2829 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2831 * config/arm/vxworks.opt: New.
2832 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
2834 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2836 * config/alpha/elf.opt: New.
2837 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
2838 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
2840 2011-02-01 Richard Guenther <rguenther@suse.de>
2842 PR tree-optimization/47559
2843 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
2844 store-motion on references that can throw.
2846 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
2848 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
2849 * tree-pass.h (TDF_CSELIB): New macro.
2850 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
2851 cselib_lookup): Check for it rather than for TDF_DETAILS.
2853 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
2855 PR driver/47547
2856 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
2857 is HOST_BIT_BUCKET.
2859 * opts.c (finish_options): Don't add x_aux_base_name if it is
2860 HOST_BIT_BUCKET.
2862 2011-02-01 Richard Guenther <rguenther@suse.de>
2864 PR tree-optimization/47555
2865 Revert
2866 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
2868 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2870 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
2872 PR gcc/46692
2873 * config/lm32/t-lm32: Add multilib for all CPU options.
2875 2011-02-01 Richard Guenther <rguenther@suse.de>
2877 PR tree-optimization/47541
2878 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2879 sure to have a field at offset zero.
2881 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2883 * config/arc/arc.opt (EB, EL): New Driver options.
2885 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2887 * config/alpha/osf5.opt: New.
2888 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
2890 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2892 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
2894 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
2896 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
2897 -floop-interchange.
2898 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
2899 is an alias of -floop-interchange and that it requires the
2900 Graphite infrastructure.
2901 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
2902 flag_loop_interchange based on the value of flag_tree_loop_linear.
2904 2011-01-31 Jakub Jelinek <jakub@redhat.com>
2905 Richard Guenther <rguenther@suse.de>
2907 PR tree-optimization/47538
2908 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
2909 type instead of r1type, except for comparisons. For right
2910 shifts and comparisons punt if there are mismatches in
2911 sizetype vs. non-sizetype types.
2913 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2915 * doc/sourcebuild.texi (Effective-Target Keywords): Document
2916 avx_runtime.
2918 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2920 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
2921 version number.
2922 * configure: Regenerate.
2924 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2926 * configure.ac (gcc_cv_ld_static_option): Define.
2927 (gcc_cv_ld_dynamic_option): Define.
2928 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
2929 instead.
2930 (HAVE_LD_STATIC_DYNAMIC): Update message.
2931 (LD_STATIC_OPTION): Define.
2932 (LD_DYNAMIC_OPTION): Define.
2933 * configure: Regenerate.
2934 * config.in: Regenerate.
2935 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
2936 HAVE_LD_STATIC_DYNAMIC]: Use them.
2938 2011-01-31 Nick Clifton <nickc@redhat.com>
2940 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
2941 registers inside interrupt handlers if the handler is not a leaf
2942 function.
2944 2011-01-31 Nick Clifton <nickc@redhat.com>
2946 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
2947 reg_renumber returning an INVALID_REGNUM.
2949 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2951 PR libgcj/44341
2952 * doc/install.texi: Document host options discarded when cross
2953 configuring target libraries.
2955 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2957 Reverted:
2958 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2959 PR debug/45136
2960 PR debug/45130
2961 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2962 debug insns.
2963 (no_real_insns_p, schedule_block, set_priorities): Drop special
2964 treatment of boundary debug insns.
2965 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2966 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2967 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2968 (BOUNDARY_DEBUG_INSN_P): Likewise.
2969 (SCHEDULE_DEBUG_INSN_P): Likewise.
2970 * sched-rgn.c (init_ready_list): Drop special treatment of
2971 boundary debug insns.
2972 * final.c (rest_of_clean-state): Clear notes' BB.
2974 2011-01-31 Alan Modra <amodra@gmail.com>
2976 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
2977 toc relative expressions as we do in print_operand_address.
2979 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
2981 * doc/extend.texi: Follow spelling conventions.
2982 * doc/invoke.texi: Fix a typo.
2984 2011-01-30 Joseph Myers <joseph@codesourcery.com>
2986 * config/hpux11.opt: New.
2987 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
2988 ia64*-*-hpux*): Use hpux11.opt.
2990 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
2992 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
2993 to tmake_file.
2995 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2997 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
2998 support sites.
3000 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
3002 * doc/install.texi (Binaries): Remove outdated reference for
3003 Motorola 68HC11/68HC12 downloads.
3005 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
3007 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
3008 Drepper's paper.
3010 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
3012 PR bootstrap/47147
3013 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
3014 used by NetBSD.
3016 2011-01-28 Ahmad Sharif <asharif@google.com>
3018 * value-prof.c (check_counter): Corrected error message.
3020 2011-01-29 Jie Zhang <jie@codesourcery.com>
3022 * config/arm/arm.c (arm_legitimize_reload_address): New.
3023 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
3024 arm_legitimize_reload_address.
3025 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
3027 2011-01-28 Ian Lance Taylor <iant@google.com>
3029 * godump.c (go_define): Ignore macros whose definitions include
3030 two adjacent operands.
3032 2011-01-28 Jakub Jelinek <jakub@redhat.com>
3034 PR target/42894
3035 * varasm.c (force_const_mem): Store copy of x in desc->constant
3036 instead of x itself.
3037 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
3038 itself into REG_EQUAL note.
3040 2011-01-28 Joseph Myers <joseph@codesourcery.com>
3042 * config/freebsd.opt (posix, rdynamic): New Driver options.
3044 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3046 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
3047 -Bstatic/-Bdynamic.
3048 * configure: Regenerate.
3050 2011-01-27 Joseph Myers <joseph@codesourcery.com>
3052 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
3053 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
3055 2011-01-27 Anatoly Sokolov <aesok@post.ru>
3057 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
3058 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
3059 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
3060 (s390_preferred_reload_class): Make static. Change return and
3061 'rclass' argument type to reg_class_t.
3063 2011-01-27 Jan Hubicka <jh@suse.cz>
3065 PR middle-end/46949
3066 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
3067 (process_function_and_variable_attributes): Check defined weakrefs.
3069 2011-01-27 Martin Jambor <mjambor@suse.cz>
3071 PR tree-optimization/47228
3072 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
3073 build_ref_for_offset.
3075 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3077 * config/spu/spu-elf.h (ASM_SPEC): Remove.
3079 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
3081 PR rtl-optimization/46856
3082 * postreload.c (reload_combine_recognize_const_pattern): Do not
3083 separate cc0 setter and user on cc0 targets.
3085 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
3087 PR c/43082
3088 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
3089 passed a VOID_TYPE expression, immediately emit an error and
3090 return error_mark_node.
3092 2011-01-26 Jeff Law <law@redhat.com>
3094 PR rtl-optimization/47464
3095 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
3096 rather than may_trap_p as needed.
3098 2011-01-26 DJ Delorie <dj@redhat.com>
3100 PR rtl-optimization/46878
3101 * combine.c (insn_a_feeds_b): Check for the implicit cc0
3102 setter/user dependency as well.
3104 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
3106 PR rtl-optimization/44469
3107 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
3108 after removing trivially dead basic blocks.
3110 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3112 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
3113 * config/frv/frv.h (LINK_SPEC): Likewise.
3114 * config/i386/netware.h (LINK_SPEC): Likewise.
3115 * config/m68k/linux.h (ASM_SPEC): Likewise.
3116 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
3117 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3118 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3119 * config/sparc/linux.h (ASM_SPEC): Likewise.
3120 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3121 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3123 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3125 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
3126 * config/frv/frv.h (ASM_SPEC): Likewise.
3127 * config/m68k/linux.h (ASM_SPEC): Likewise.
3128 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
3129 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
3130 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3131 * config/sparc/linux.h (ASM_SPEC): Likewise.
3132 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3133 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3135 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3137 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
3138 * config/frv/frv.h (LINK_SPEC): Likewise.
3139 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3141 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3143 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
3144 * config/frv/frv.h (ASM_SPEC): Likewise.
3145 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
3146 * config/m68k/linux.h (ASM_SPEC): Likewise.
3147 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
3148 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
3149 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3150 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
3151 * config/sparc/linux.h (ASM_SPEC): Likewise.
3152 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3153 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3154 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
3156 2011-01-26 Steve Ellcey <sje@cup.hp.com>
3158 PR target/46997
3159 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
3160 (*mux2): Ditto.
3161 (vec_extract_evenodd_help): Ditto.
3162 (vec_extract_evenv4hi): Ditto.
3163 (vec_extract_oddv4hi): Ditto.
3164 (vec_interleave_lowv2si): Ditto.
3165 (vec_interleave_highv2si): Ditto.
3166 (vec_extract_evenv2si): Ditto.
3167 (vec_extract_oddv2si: Ditto.
3168 (vec_pack_trunc_v2si): Ditto.
3170 2011-01-22 Jan Hubicka <jh@suse.cz>
3172 PR target/47237
3173 * cgraph.h (cgraph_local_info): New field can_change_signature.
3174 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
3175 signature can change.
3176 (ipcp_estimate_growth): Call sequence simplify only if calle signature
3177 can change.
3178 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
3179 (cgraph_function_versioning): We can not change signature of functions
3180 that don't allow that.
3181 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
3182 (lto_input_node): Likewise.
3183 * ipa-inline.c (compute_inline_parameters): Compute
3184 local.can_change_signature.
3185 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
3186 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
3187 functions that can not change signature.
3188 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
3189 init_cumulative_args): Do not use local calling conventions
3190 for functions that can not change signature.
3192 2011-01-22 Jan Hubicka <jh@suse.cz>
3194 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
3196 2011-01-26 Richard Guenther <rguenther@suse.de>
3198 PR tree-optimization/47190
3199 * cgraphunit.c (process_common_attributes): New function.
3200 (process_function_and_variable_attributes): Use it.
3202 2011-01-26 Richard Guenther <rguenther@suse.de>
3204 PR lto/47423
3205 * cgraphbuild.c (record_eh_tables): Record reference to personality
3206 function.
3208 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
3210 PR debug/45454
3211 * sel-sched.c (moveup_expr): Don't let debug insns prevent
3212 non-debug insns from moving up.
3214 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
3216 PR target/40125
3217 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
3218 t-dlldir{,-x} fragment for build and add it to tmake_file.
3219 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
3220 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
3221 * config/i386/t-dlldir: New file.
3222 (SHLIB_DLLDIR): Define.
3223 * config/i386/t-dlldir-x: New file.
3224 (SHLIB_DLLDIR): Define.
3225 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
3226 (SHLIB_INSTALL): Use it.
3228 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
3230 PR target/47246
3231 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
3232 lower bound of the allowed Thumb-2 coprocessor load/store
3233 index range to -256. Add explaining comment.
3235 2011-01-25 Ian Lance Taylor <iant@google.com>
3237 * godump.c (go_define): Improve lexing of macro expansion to only
3238 accept expressions which match Go spec.
3240 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
3242 PR c++/43601
3243 * tree.c (handle_dll_attribute): Handle it.
3244 * doc/extend.texi (@item dllexport): Mention it.
3245 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
3247 2011-01-25 Ian Lance Taylor <iant@google.com>
3249 PR tree-optimization/26854
3250 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
3251 (decl_jump_unsafe): Move higher in file, with no other change.
3252 (bind): Set has_jump_unsafe_decl if appropriate.
3253 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
3254 (check_earlier_gotos): Likewise.
3255 (c_check_switch_jump_warnings): Likewise.
3257 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
3259 * doc/invoke.texi (Warning Options): Add missing hyphen.
3260 (-fprofile-dir): Minor grammatical fixes.
3261 (-fbranch-probabilities): Likewise.
3263 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
3265 PR debug/45136
3266 PR debug/45130
3267 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
3268 debug insns.
3269 (no_real_insns_p, schedule_block, set_priorities): Drop special
3270 treatment of boundary debug insns.
3271 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
3272 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
3273 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
3274 (BOUNDARY_DEBUG_INSN_P): Likewise.
3275 (SCHEDULE_DEBUG_INSN_P): Likewise.
3276 * sched-rgn.c (init_ready_list): Drop special treatment of
3277 boundary debug insns.
3278 * final.c (rest_of_clean-state): Clear notes' BB.
3280 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3282 * Makefile.in (LAMBDA_H): Removed.
3283 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
3284 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
3285 lambda-trans.o, and tree-loop-linear.o.
3286 (lto-symtab.o): Remove dependence on LAMBDA_H.
3287 (tree-loop-linear.o): Remove rule.
3288 (lambda-mat.o): Same.
3289 (lambda-trans.o): Same.
3290 (lambda-code.o): Same.
3291 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
3292 (tree-vect-slp.o): Same.
3293 * hwint.h (gcd): Moved here.
3294 (least_common_multiple): Same.
3295 * lambda-code.c: Removed.
3296 * lambda-mat.c: Removed.
3297 * lambda-trans.c: Removed.
3298 * lambda.h: Removed.
3299 * tree-loop-linear.c: Removed.
3300 * lto-symtab.c: Do not include lambda.h.
3301 * omega.c (gcd): Removed.
3302 * passes.c (init_optimization_passes): Remove pass_linear_transform.
3303 * tree-data-ref.c (print_lambda_vector): Moved here.
3304 (lambda_vector_copy): Same.
3305 (lambda_matrix_copy): Same.
3306 (lambda_matrix_id): Same.
3307 (lambda_vector_first_nz): Same.
3308 (lambda_matrix_row_add): Same.
3309 (lambda_matrix_row_exchange): Same.
3310 (lambda_vector_mult_const): Same.
3311 (lambda_vector_negate): Same.
3312 (lambda_matrix_row_negate): Same.
3313 (lambda_vector_equal): Same.
3314 (lambda_matrix_right_hermite): Same.
3315 * tree-data-ref.h: Do not include lambda.h.
3316 (lambda_vector): Moved here.
3317 (lambda_matrix): Same.
3318 (dependence_level): Same.
3319 (lambda_transform_legal_p): Removed declaration.
3320 (lambda_collect_parameters): Same.
3321 (lambda_compute_access_matrices): Same.
3322 (lambda_vector_gcd): Same.
3323 (lambda_vector_new): Same.
3324 (lambda_vector_clear): Same.
3325 (lambda_vector_lexico_pos): Same.
3326 (lambda_vector_zerop): Same.
3327 (lambda_matrix_new): Same.
3328 * tree-flow.h (least_common_multiple): Removed declaration.
3329 * tree-parloops.c (lambda_trans_matrix): Moved here.
3330 (LTM_MATRIX): Same.
3331 (LTM_ROWSIZE): Same.
3332 (LTM_COLSIZE): Same.
3333 (LTM_DENOMINATOR): Same.
3334 (lambda_trans_matrix_new): Same.
3335 (lambda_matrix_vector_mult): Same.
3336 (lambda_transform_legal_p): Same.
3337 * tree-pass.h (pass_linear_transform): Removed declaration.
3338 * tree-ssa-loop.c (tree_linear_transform): Removed.
3339 (gate_tree_linear_transform): Removed.
3340 (pass_linear_transform): Removed.
3341 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
3342 flag_loop_interchange.
3344 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3346 PR tree-optimization/47265
3347 PR tree-optimization/47443
3348 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
3349 if name still has some uses.
3351 2011-01-25 Martin Jambor <mjambor@suse.cz>
3353 PR tree-optimization/47382
3354 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
3355 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
3357 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
3359 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
3360 sjlj_except_unwind_info.
3362 2011-01-25 Richard Guenther <rguenther@suse.de>
3364 PR tree-optimization/47426
3365 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
3366 visible functions results escape.
3368 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3370 PR target/45701
3371 * config/arm/arm.c (any_sibcall_uses_r3): New function.
3372 (arm_get_frame_offsets): Use it.
3374 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3375 Jakub Jelinek <jakub@redhat.com>
3377 PR tree-optimization/47271
3378 * tree-if-conv.c (bb_postdominates_preds): New.
3379 (if_convertible_bb_p): Call bb_postdominates_preds.
3380 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
3381 (predicate_scalar_phi): Call bb_postdominates_preds.
3383 2011-01-25 Nick Clifton <nickc@redhat.com>
3385 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
3386 * config/rx/rx.c (rx_function_value): Likewise.
3387 (rx_promote_function_mode): Likewise.
3388 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
3389 in order to make it legitimate.
3390 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
3391 make sure that the first operand is the same as the result register.
3392 (addsi3_unspec): Delete.
3393 (subdi3): Do not accept immediate operands.
3394 (subdi3_internal): Likewise.
3396 2011-01-25 Jeff Law <law@redhat.com>
3398 PR rtl-optimization/37273
3399 * ira-costs.c (scan_one_insn): Detect constants living in memory and
3400 handle them like argument loads from stack slots. Do not double
3401 count memory for memory constants and argument loads from stack slots.
3403 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3405 PR tree-optimization/47427
3406 PR tree-optimization/47428
3407 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3408 coalesce if the new root var would be TREE_READONLY.
3410 2011-01-25 Richard Guenther <rguenther@suse.de>
3412 PR middle-end/47414
3413 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
3414 correct type for TBAA.
3416 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3418 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
3419 (close_phi_written_to_memory): Call for_each_index with
3420 dr_indices_valid_in_loop.
3422 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3424 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
3425 when it is initialized.
3427 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3429 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
3430 call to graphite_find_data_references_in_stmt.
3431 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
3432 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
3433 call to graphite_find_data_references_in_stmt.
3434 (analyze_drs_in_stmts): Same.
3435 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
3436 in which the scalar analysis of indices is performed.
3437 (create_data_ref): Same. Update call to dr_analyze_indices.
3438 (find_data_references_in_stmt): Update call to create_data_ref.
3439 (graphite_find_data_references_in_stmt): Same.
3440 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
3441 declaration.
3442 (create_data_ref): Same.
3443 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
3444 call to create_data_ref.
3446 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3448 * graphite-sese-to-poly.c (build_poly_scop): Move
3449 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
3451 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3453 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
3454 VAR_DECL, PARM_DECL, and RESULT_DECL.
3456 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3458 * graphite-dependences.c (reduction_dr_1): Allow several reductions
3459 in a reduction PBB.
3460 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
3461 that have already been marked as PBB_IS_REDUCTION.
3463 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3465 * graphite-scop-detection.c (same_close_phi_node): New.
3466 (remove_duplicate_close_phi): New.
3467 (make_close_phi_nodes_unique): New.
3468 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
3470 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3472 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
3473 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
3474 of both data references to be the same.
3476 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3478 * graphite-dependences.c (build_lexicographical_constraint): Remove
3479 the gdim parameter.
3480 (build_lexicographical_constraint): Adjust call to
3481 ppl_powerset_is_empty.
3482 (dependence_polyhedron): Same.
3483 (graphite_legal_transform_dr): Same.
3484 (graphite_carried_dependence_level_k): Same.
3485 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
3486 parameter.
3487 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
3489 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3491 * graphite-sese-to-poly.c
3492 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
3493 (close_phi_written_to_memory): New.
3494 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
3495 and unshare_expr.
3497 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3499 * doc/install.texi: Update the expected version number of PPL to 0.11.
3500 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
3501 #if PPL_VERSION_MINOR < 11.
3503 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3505 * graphite-dependences.c: Include graphite-cloog-util.h.
3506 (new_poly_ddr): Inlined into dependence_polyhedron.
3507 (free_poly_ddr): Moved close by new_poly_ddr.
3508 (dependence_polyhedron_1): Renamed dependence_polyhedron.
3509 Early return NULL when ppl_powerset_is_empty returns true.
3510 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
3511 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
3512 (graphite_legal_transform_dr): Call new_poly_ddr.
3513 (graphite_carried_dependence_level_k): Same.
3514 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
3515 (dot_transformed_deps_stmt_1): Removed.
3516 (dot_deps_stmt_1): Call dot_deps_stmt_2.
3517 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
3518 (dot_deps_1): Call dot_deps_2.
3519 * Makefile.in (graphite-dependences.o): Add missing dependence on
3520 graphite-cloog-util.h.
3522 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3524 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
3525 (build_lexicographical_constraint): Same.
3526 (dependence_polyhedron_1): Same.
3527 (graphite_legal_transform_dr): Same.
3528 (graphite_carried_dependence_level_k): Same.
3529 * graphite-ppl.c (ppl_powerset_is_empty): New.
3530 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
3531 * tree-data-ref.c (dump_data_reference): Print the basic block index.
3533 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3535 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
3536 the "a followed by b" relation and document it.
3538 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3540 * graphite-dependences.c (build_lexicographical_constraint): Stop the
3541 iteration when the bag of constraints is empty.
3543 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3545 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
3547 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3549 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
3550 nest and two loop depths as parameters.
3551 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
3552 lst_perfect_nestify.
3554 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3556 * graphite-dependences.c (print_pddr): Call
3557 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
3559 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3561 * graphite-ppl.c (debug_gmp_value): New.
3562 * graphite-ppl.h (debug_gmp_value): Declared.
3564 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
3566 * doc/install.texi: Document availability of cloog-0.16.
3568 2011-01-25 Vladimir Kargov <kargov@gmail.com>
3570 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
3571 invalid postdominance info.
3573 2011-01-24 Jan Hubicka <jh@suse.cz>
3575 PR c/21659
3576 * doc/extend.texi (weak pragma): Drop claim that it must
3577 appear before definition.
3578 * varasm.c (merge_weak, declare_weak): Only sanity check
3579 that DECL is not output at a time it is declared weak.
3581 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
3583 * machmode.def: Fixed comments.
3585 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
3587 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
3589 2011-01-24 Paul Koning <ni1d@arrl.net>
3591 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
3592 WORDS_BIG_ENDIAN.
3594 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
3596 PR target/46519
3597 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
3598 (block_info): Add scanned and prev.
3599 (move_or_delete_vzeroupper_2): Return if the basic block
3600 has been scanned and the upper 128bit state is unchanged
3601 from the last scan.
3602 (move_or_delete_vzeroupper_1): Return true if the exit
3603 state is changed.
3604 (move_or_delete_vzeroupper): Visit basic blocks using the
3605 work-list based algorithm based on vt_find_locations in
3606 var-tracking.c.
3608 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
3610 2011-01-24 Nick Clifton <nickc@redhat.com>
3612 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
3613 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
3614 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
3615 then define __v850e1__.
3616 * doc/invoke.texi: Document -mv850es.
3618 2011-01-24 Richard Henderson <rth@redhat.com>
3620 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
3621 compound unordered comparisons.
3622 * config/rx/rx.c (rx_split_fp_compare): Remove.
3623 * config/rx/rx-protos.h: Update.
3624 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
3625 (cbranchsf4): Don't call rx_split_fp_compare.
3626 (*cbranchsf4): Use rx_split_cbranch.
3627 (*cmpsf): Don't accept "i" constraint.
3628 (*conditional_branch): Only valid after reload.
3629 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
3631 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3633 PR target/47385
3634 * config/rs6000/altivec.md (vector constant splitters): Add
3635 support for creating vector single precision constants if -mvsx is
3636 used and we would create the constant using Altivec primitives.
3638 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
3639 Richard Sandiford <rdsandiford@googlemail.com>
3641 PR rtl-optimization/47166
3642 * reload1.c (emit_reload_insns): Disable the spill_reg_store
3643 mechanism for PRE_MODIFY and POST_MODIFY.
3644 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
3645 reloadreg.
3647 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
3649 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
3651 2011-01-22 Jan Hubicka <jh@suse.cz>
3653 PR lto/47333
3654 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
3656 2011-01-22 Jan Hubicka <jh@suse.cz>
3658 PR tree-optimization/43884
3659 PR lto/44334
3660 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
3661 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
3663 2011-01-22 Anatoly Sokolov <aesok@post.ru>
3665 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
3666 * config/s390/s390.c (s390_register_move_cost,
3667 s390_memory_move_cost): New.
3668 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
3670 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3672 PR middle-end/47401
3673 * except.c (sjlj_assign_call_site_values): Move setting the
3674 crtl->uses_eh_lsda flag to ...
3675 (sjlj_mark_call_sites): ... here.
3676 (sjlj_emit_function_enter): Support NULL dispatch label.
3677 (sjlj_build_landing_pads): In a function with no landing pads
3678 that still has must-not-throw regions, generate code to register
3679 a personality function with empty LSDA.
3681 2011-01-21 Richard Henderson <rth@redhat.com>
3683 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
3685 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
3687 * compare-elim.c: New file.
3688 * Makefile.in (OBJS-common): Add it.
3689 (compare-elim.o): New.
3690 * common.opt (fcompare-elim): New.
3691 * opts.c (default_options_table): Add OPT_fcompare_elim.
3692 * tree-pass.h (pass_compare_elim_after_reload): New.
3693 * passes.c (init_optimization_passes): Add it.
3694 * recog.h: Protect against re-inclusion.
3695 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
3696 * doc/invoke.texi (-fcompare-elim): Document it.
3697 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
3698 * doc/tm.texi: Rebuild.
3700 2011-01-22 Nick Clifton <nickc@redhat.com>
3702 * config/rx/rx.md (cstoresf4): Pass comparison operator to
3703 rx_split_fp_compare.
3705 2011-01-22 Nick Clifton <nickc@redhat.com>
3707 * config/rx/rx.md (UNSPEC_CONST): New.
3708 (deallocate_and_return): Wrap the amount popped off the stack in
3709 an UNSPEC_CONST in order to stop it being rejected by
3710 -mmax-constant-size.
3711 (pop_and_return): Add a "(return)" rtx.
3712 (call): Drop the immediate operand.
3713 (call_internal): Likewise.
3714 (call_value): Likewise.
3715 (call_value_internal): Likewise.
3716 (sibcall_internal): Likewise.
3717 (sibcall_value_internal): Likewise.
3718 (sibcall): Likewise. Generate an explicit call using
3719 sibcall_internal.
3720 (sibcall_value): Likewise.
3721 (mov<>): FAIL if a constant operand is not legitimate.
3722 (addsi3_unpsec): New pattern.
3724 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
3725 (ok_for_max_constant): New function.
3726 (gen_safe_add): New function.
3727 (rx_expand_prologue): Use gen_safe_add.
3728 (rx_expand_epilogue): Likewise.
3729 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
3730 UNSPEC CONSTs.
3732 2011-01-21 Jeff Law <law@redhat.com>
3734 PR tree-optimization/47053
3735 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
3736 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
3737 statements are deleted.
3738 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
3739 is nonempty, then purge dead edges and cleanup the CFG.
3741 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3743 PR debug/47402
3744 Temporarily revert:
3745 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3746 PR debug/47106
3747 * tree-dfa.c (create_var_ann): Mark variable as used.
3749 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3751 PR middle-end/45566
3752 * except.c (convert_to_eh_region_ranges): Emit queued no-region
3753 notes from other section in hot/cold partitioning even if
3754 last_action is -3. Increment call_site_base.
3756 PR rtl-optimization/47366
3757 * fwprop.c (forward_propagate_into): Return bool. If
3758 any changes are made, -fnon-call-exceptions is used and
3759 REG_EH_REGION note is present, call purge_dead_edges
3760 and return true if it purged anything.
3761 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
3762 any EH edges were purged.
3764 2011-01-21 Jeff Law <law@redhat.com>
3766 PR rtl-optimization/41619
3767 * caller-save.c (setup_save_areas): Break out code to determine
3768 which hard regs are live across calls by examining the reload chains
3769 so that it is always used.
3770 Eliminate code which checked REG_N_CALLS_CROSSED.
3772 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3774 PR tree-optimization/47355
3775 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
3776 NOP has non-debug uses beyond PHIs in new_bb.
3778 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3780 PR debug/47106
3781 * cfgexpand.c (account_used_vars_for_block): Only account vars
3782 that are annotated as used.
3783 (estimated_stack_frame_size): Don't set TREE_USED.
3784 * tree-dfa.c (create_var_ann): Mark variable as used.
3786 2011-01-21 Richard Guenther <rguenther@suse.de>
3788 PR middle-end/47395
3789 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
3791 2011-01-21 Richard Guenther <rguenther@suse.de>
3793 PR tree-optimization/47365
3794 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
3795 (vn_reference_lookup_pieces): Adjust.
3796 (vn_reference_lookup): Likewise.
3797 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
3798 (vn_reference_lookup_3): Only look through kills if in
3799 VN_WALKREWRITE mode.
3800 (vn_reference_lookup_pieces): Adjust.
3801 (vn_reference_lookup): Likewise.
3802 (visit_reference_op_load): Likewise.
3803 (visit_reference_op_store): Likewise.
3804 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
3805 (compute_avail): Likewise.
3806 (eliminate): Likewise.
3808 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3810 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
3811 DECL_IGNORED_P non-reg vars if they are used.
3813 PR tree-optimization/47391
3814 * varpool.c (const_value_known_p): Return false if
3815 decl is volatile.
3817 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
3819 PR bootstrap/47215
3820 * config/i386/i386.c (ix86_local_alignment): Handle
3821 case for va_list_type_node is nil.
3822 (ix86_canonical_va_list_type): Likewise.
3824 2011-01-21 Alan Modra <amodra@gmail.com>
3826 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
3827 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
3829 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3831 * config/arm/arm.md (define_attr type): Rename f_load
3832 and f_store to f_fpa_load and f_fpa_store. Update.
3833 (write_conflict): Deal with rename fallout.
3834 (*push_fp_multi): Likewise.
3835 * config/arm/fpa.md (f_load): Use f_fpa_load.
3836 (f_store): Use f_fpa_store.
3837 (*movsf_fpa): Likewise.
3838 (*movdf_fpa): Likewise.
3839 (*movxf_fpa): Likewise.
3840 (*thumb2_movsf_fpa): Likewise.
3841 (*thumb2_movdf_fpa): Likewise.
3842 (*thumb2_movxf_fpa): Likewise.
3843 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
3844 f_loadd and f_stored.
3845 (*thumb2_movdi_vfp): Likewise.
3846 (*thumb2_movsf_vfp): Fix attribute to f_loads.
3847 (*thumb2_movsi_vfp): Likewise.
3848 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
3849 Use f_loads instead of f_load.
3850 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
3852 2011-01-20 Anatoly Sokolov <aesok@post.ru>
3854 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3855 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
3856 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3857 (xtensa_mode_dependent_address_p): New function.
3858 (constantpool_address_p): Make static. Change return type to bool.
3859 Change argument type to const_rtx. Use CONST_INT_P predicate.
3861 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
3863 PR debug/46583
3864 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
3866 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3868 PR debug/47283
3869 * cfgexpand.c (expand_debug_expr): Instead of generating
3870 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
3871 etc. handling.
3873 2011-01-20 Richard Guenther <rguenther@suse.de>
3875 PR middle-end/47370
3876 * tree-inline.c (remap_gimple_op_r): Recurse manually for
3877 the pointer operand of MEM_REFs.
3879 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3881 PR tree-optimization/46130
3882 * ipa-split.c (consider_split): If return_bb contains non-virtual
3883 PHIs other than for retval or if split_function would not adjust it,
3884 refuse to split.
3886 2011-01-20 Richard Guenther <rguenther@suse.de>
3888 PR tree-optimization/47167
3889 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3890 Revert previous change, only avoid enumeral type changes.
3892 2011-01-19 Mike Stump <mikestump@comcast.net>
3894 * doc/tm.texi.in (BRANCH_COST): Englishify.
3895 * doc/tm.texi (BRANCH_COST): Likewise.
3897 2011-01-19 Dodji Seketeli <dodji@redhat.com>
3899 PR c++/47291
3900 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
3901 (gen_scheduled_generic_parms_dies): New functions.
3902 (gen_struct_or_union_type_die): Schedule template parameters DIEs
3903 generation for the end of CU compilation.
3904 (dwarf2out_finish): Generate template parameters DIEs here.
3906 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3908 PR debug/46240
3909 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
3910 debug bind stmt on merge edges.
3912 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3914 PR debug/47079
3915 PR debug/46724
3916 * function.c (instantiate_expr): Instantiate incoming rtl of
3917 implicit arguments, and recurse on VALUE_EXPRs.
3918 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
3919 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
3921 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3923 * c-parser.c (c_parser_for_statement): Initialize
3924 collection_expression.
3926 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3928 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
3930 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3932 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
3933 (LINK_SHLIB_SPEC): Don't use %(link_path).
3934 (SUBTARGET_EXTRA_SPECS): Remove link_path.
3936 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3938 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
3939 (NO_SHARED_LIB_SUPPORT): Remove.
3940 (LINK_SHLIB_SPEC): Remove one conditional definition.
3942 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3944 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
3945 %{call_shared}.
3946 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
3947 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
3948 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
3949 %{call_shared} and conditionals on these options not being passed.
3950 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
3951 %{call_shared}.
3953 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3955 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
3956 simplify.
3958 * ipa-split.c: Spelling fixes.
3960 2011-01-19 Richard Henderson <rth@redhat.com>
3962 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
3963 (*mulsi3): Likewise.
3965 * longlong.h [__mn10300__] (count_leading_zeros): New.
3966 [__mn10300__] (umul_ppmm, smul_ppmm): New.
3967 [__mn10300__] (add_ssaaaa, subddmmss): New.
3968 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
3969 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
3971 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3973 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
3975 2011-01-19 Richard Henderson <rth@redhat.com>
3977 * config/mn10300/mn10300.md (addsi3_flags): New.
3978 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
3979 (subsi3_flags, subc_internal, subdi3): New.
3980 (subdi3_internal, *subdi3_degenerate): New.
3981 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
3983 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
3984 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
3985 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
3986 * config/mn10300/mn10300-protos.h: Update.
3987 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
3988 (return_ret): Likewise. Rename from return_internal_regs.
3989 (return_internal): Remove.
3991 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
3992 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
3993 (mn10300_legitimate_constant_p): Likewise.
3994 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
3995 (mn10300_frame_size): New.
3996 (mn10300_expand_prologue): Use it.
3997 (mn10300_expand_epilogue): Likewise.
3998 (mn10300_initial_offset): Likewise.
3999 * config/mn10300/mn10300-protos.h: Update.
4000 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
4001 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
4002 (prologue, epilogue, return_internal): Tidy output code.
4003 (mn10300_store_multiple_operation, return): Likewise.
4004 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
4005 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
4006 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
4007 (load_pic, am33_load_pic): New.
4008 (mn10300_load_pic0, mn10300_load_pic1): New.
4010 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
4011 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
4012 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
4013 (cc_flags_for_mode, cc_flags_for_code): New.
4014 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
4015 overflow flag is not valid. Validate that the flags we need
4016 for the comparison are valid.
4017 (mn10300_output_cmp): Remove.
4018 (mn10300_output_add): New.
4019 (mn10300_select_cc_mode): Use cc_flags_for_code.
4020 (mn10300_split_cbranch): New.
4021 (mn10300_match_ccmode): New.
4022 (mn10300_split_and_operand_count): New.
4023 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
4024 to the function.
4025 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
4026 (addsi3): ... here. Use mn10300_output_add.
4027 (*addsi3_flags): New.
4028 (*am33_subsi3, *mn10300_subsi3): Merge...
4029 (subsi3): ... here. Use attribute isa.
4030 (*subsi3_flags): New.
4031 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
4032 when possible.
4033 (*am33_andsi3, *mn10300_andsi3): Merge...
4034 (andsi3): ... here.
4035 (*andsi3_flags): New.
4036 (andsi3 splitters): New.
4037 (*am33_iorsi3, *mn10300_iorsi3): Merge...
4038 (iorsi3): ... here.
4039 (*iorsi3_flags): New.
4040 (*am33_xorsi3, *mn10300_xorsi3): Merge...
4041 (xorsi3): ... here.
4042 (*xorsi3_flags): New.
4043 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
4044 (one_cmplsi2): ... here.
4045 (*one_cmplsi2_flags): New.
4046 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
4047 instead of "dax" in constraints. Use mn10300_split_cbranch.
4048 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
4049 use matching constraints to eliminate a self-comparison.
4050 (*integer_conditional_branch): Rename from integer_conditional_branch.
4051 Use int_mode_flags to match CC_REG.
4052 (*cbranchsi4_btst, *btstsi): New.
4053 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
4054 mn10300_split_cbranch.
4055 (*am33_cmpsf): Rename from am33_cmpsf.
4056 (*float_conditional_branch): Rename from float_conditional_branch.
4057 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
4058 (zero_extendqisi2): ... here.
4059 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
4060 (zero_extendhisi2): ... here.
4061 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
4062 (extendqisi2): ... here.
4063 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
4064 (extendhisi2): ... here.
4065 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
4066 (ashlsi3): ... here.
4067 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
4068 (lshrsi3): ... here.
4069 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
4070 (ashrsi3): ... here.
4071 (consecutive add peephole): Remove.
4072 * config/mn10300/predicates.md (label_ref_operand): New.
4073 (int_mode_flags): New.
4074 (CCZN_comparison_operator): New.
4076 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
4077 (throughput_42_latency_43): New reservation.
4078 (mulsidi3, umulsidi3): New expanders.
4079 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
4080 the MDR register to allocation; separately allocate the low and
4081 high parts of the DImode result.
4082 (umulsidi3_internal): Similarly.
4083 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
4084 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
4085 (udivsi3, umodsi3): Remove.
4086 (udivmodsi4, divmodsi4): New expanders.
4087 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
4088 (*divmodsi4): Simiarly.
4089 (ext_internal): New.
4091 * config/mn10300/constraints.md ("z"): New constraint.
4092 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
4093 (FIXED_REGISTERS): Don't fix MDR.
4094 (CALL_USED_REGSITERS): Reformat nicely.
4095 (REG_ALLOC_ORDER): Add MDR.
4096 (enum regclass): Add MDR_REGS.
4097 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
4098 (IRA_COVER_CLASSES): Add MDR_REGS.
4099 (REGNO_REG_CLASS): Handle MDR_REG.
4100 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
4101 (mn10300_register_move_cost): Likewise.
4102 * config/mn10300/mn10300.md (MDR_REG): New.
4103 (*movsi_internal): Handle moves to/from MDR_REGS.
4105 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
4106 POST_MODIFY.
4107 (mn10300_secondary_reload): Tidy combination reload classes.
4108 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
4109 addresses for AM33. Allow symbolic offsets for reg+imm.
4110 (mn10300_regno_in_class_p): New.
4111 (mn10300_legitimize_reload_address): New.
4112 * config/mn10300/mn10300.h (enum reg_class): Remove
4113 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
4114 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
4115 SP_OR_GENERAL_REGS.
4116 (REG_CLASS_NAMES): Update to match.
4117 (REG_CLASS_CONTENTS): Likewise.
4118 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
4119 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
4120 (REGNO_IN_RANGE_P): Remove.
4121 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
4122 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
4123 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
4124 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
4125 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
4126 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
4127 (REGNO_GENERAL_P): New.
4128 (HAVE_POST_MODIFY_DISP): New.
4129 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
4130 (LEGITIMIZE_RELOAD_ADDRESS): New.
4131 * config/mn10300/mn10300-protos.h: Update.
4133 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
4134 DATA_REGS for AM33 stack-pointer destination.
4135 (mn10300_preferred_output_reload_class): Likewise.
4136 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
4137 into a form appropriate for ...
4138 (TARGET_SECONDARY_RELOAD): New.
4139 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
4140 * config/mn10300/mn10300-protos.h: Update.
4141 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
4142 reload_insi; use the "A" constraint for the scratch; handle AM33
4143 moves of sp to non-address registers.
4145 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
4146 (*movqi_internal): ... here.
4147 (*am33_movhi, *mn10300_movhi): Merge into...
4148 (*movhi_internal): ... here.
4149 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
4150 as the source/destination of moves from/to SP.
4151 (movsf): Only allow for AM33-2.
4152 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
4153 any integer constant constraint. Only allow for AM33-2. Tidy
4154 all of the alternative outputs.
4155 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
4156 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
4157 for MN103.
4158 (udivsi3, umodsi3): New patterns for MN103 only.
4160 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
4162 * doc/tm.texi.in: Spell out that a lack of register class unions
4163 can lead to ICEs.
4164 * doc/tm.texi: Regenerate.
4166 2011-01-19 Jakub Jelinek <jakub@redhat.com>
4168 PR rtl-optimization/47337
4169 * dce.c (check_argument_store): New function.
4170 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
4172 PR tree-optimization/47290
4173 * tree-eh.c (infinite_empty_loop_p): New function.
4174 (cleanup_empty_eh): Use it.
4176 2011-01-18 Steve Ellcey <sje@cup.hp.com>
4178 PR target/46997
4179 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
4180 (a64_expand_widen_sum): Ditto.
4181 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
4182 (vec_extract_evenodd_help): Ditto.
4183 (vec_extract_evenv4hi): Ditto.
4184 (vec_extract_oddv4hi): Ditto.
4185 (vec_extract_evenv2si): Ditto.
4186 (vec_extract_oddv2si): Ditto.
4187 (vec_extract_evenv2sf): Ditto.
4188 (vec_extract_oddv2sf): Ditto.
4189 (vec_pack_trunc_v4hi: Ditto.
4190 (vec_pack_trunc_v2si): Ditto.
4191 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
4192 (vec_interleave_highv8qi): Ditto.
4193 (mix1_r): Ditto.
4194 (vec_extract_oddv8qi): Ditto.
4195 (vec_interleave_lowv4hi): Ditto.
4196 (vec_interleave_highv4hi): Ditto.
4197 (vec_interleave_lowv2si): Ditto.
4198 (vec_interleave_highv2si): Ditto.
4200 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4202 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
4203 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
4204 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
4205 (pa_c_mode_for_suffix): New.
4206 (TARGET_EXPAND_BUILTIN): Define.
4207 (TARGET_C_MODE_FOR_SUFFIX): Define.
4208 (pa_builtins): Define.
4209 (pa_init_builtins): Register __float128 type and init new support
4210 builtins.
4211 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
4212 * config/pa/quadlib.c (_U_Qfcopysign): New.
4214 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
4216 PR middle-end/46894
4217 * explow.c (allocate_dynamic_stack_space): Do not assume more than
4218 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
4219 are defined.
4221 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4223 PR tree-optimization/47179
4224 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
4225 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
4227 2011-01-18 Richard Guenther <rguenther@suse.de>
4229 PR rtl-optimization/47216
4230 * emit-rtl.c: Include tree-flow.h.
4231 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
4232 of replicating it with different semantics.
4233 * Makefile.in (emit-rtl.o): Adjust.
4235 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4237 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
4238 (cortex_a9_dp): Handle neon types correctly.
4240 2011-01-18 Jakub Jelinek <jakub@redhat.com>
4242 PR rtl-optimization/47299
4243 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
4244 subtarget. Use normal multiplication if both operands are constants.
4245 * expmed.c (expand_widening_mult): Don't try to optimize constant
4246 multiplication if op0 has VOIDmode. Convert op1 constant to mode
4247 before using it.
4249 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4251 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
4252 spacing after 'e.g.', typos, comma, hyphenation.
4254 2011-01-17 Richard Henderson <rth@redhat.com>
4256 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
4257 (rx_restricted_mem_operand): New.
4258 (rx_shift_operand): Use register_operand.
4259 (rx_source_operand, rx_compare_operand): Likewise.
4260 * config/rx/rx.md (addsi3_flags): New expander.
4261 (adddi3): Rewrite as expander.
4262 (adc_internal, *adc_flags, adddi3_internal): New patterns.
4263 (subsi3_flags): New expander.
4264 (subdi3): Rewrite as expander.
4265 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
4267 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
4268 (rx_init_builtins): Remove sat builtin.
4269 (rx_expand_builtin): Likewise.
4270 * config/rx/rx.md (ssaddsi3): New.
4271 (*sat): Rename from sat. Represent the CC_REG input.
4273 * config/rx/predicates.md (rshift_operator): New.
4274 * config/rx/rx.c (rx_expand_insv): Remove.
4275 * config/rx/rx-protos.h: Update.
4276 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
4277 operand to the canonical position.
4278 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
4279 (*bitclr, *bitclr_in_memory): Similarly.
4280 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
4281 (insv): Retain the zero_extract in the expansion.
4283 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
4284 (bswaphi2, bitinvert, revw): Likewise.
4286 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
4287 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
4288 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
4289 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
4290 (bitset, bitset_in_memory): Likewise.
4291 (bitinvert, bitinvert_in_memory): Likewise.
4292 (bitclr, bitclr_in_memory): Likewise.
4293 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
4294 (rx_strend, rx_cmpstrn): Likewise.
4295 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
4296 (bitop peep2 patterns): Remove.
4298 * config/rx/rx.c (rx_match_ccmode): New.
4299 * config/rx/rx-protos.h: Update.
4300 * config/rx/rx.md (abssi2): Clobber, don't set flags.
4301 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
4302 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
4303 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
4304 (fix_truncsfsi2, floatsisf2): Likewise.
4305 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
4306 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
4307 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
4308 (*subsi3_flags, *xorsi3_flags): New.
4310 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
4312 * config/rx/rx.c (rx_print_operand): Remove workaround for
4313 unsplit comparison operations.
4315 * config/rx/rx.md (movsicc): Split after reload.
4316 (*movsicc): Merge *movsieq and *movsine via match_operator.
4317 (*stcc): New pattern.
4319 * config/rx/rx.c (rx_float_compare_mode): Remove.
4320 * config/rx/rx.h (rx_float_compare_mode): Remove.
4321 * config/rx/rx.md (cstoresi4): Split after reload.
4322 (*sccc): New pattern.
4324 * config/rx/predicates.md (label_ref_operand): New.
4325 (rx_z_comparison_operator): New.
4326 (rx_zs_comparison_operator): New.
4327 (rx_fp_comparison_operator): New.
4328 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
4329 Validate that the flags are set properly for the comparison.
4330 (rx_gen_cond_branch_template): Remove.
4331 (rx_cc_modes_compatible): Remove.
4332 (mode_from_flags): New.
4333 (flags_from_code): Rename from flags_needed_for_conditional.
4334 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
4335 (rx_select_cc_mode): Likewise.
4336 (rx_split_fp_compare): New.
4337 (rx_split_cbranch): New.
4338 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
4339 (*cbranchsi4): Use match_operator and rx_split_cbranch.
4340 (*cbranchsf4): Similarly.
4341 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
4342 match_operator and rx_split_cbranch.
4343 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
4344 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
4345 (*cmpsi): Rename from cmpsi.
4346 (*tstsi): Rename from tstsi.
4347 (*cmpsf): Rename from cmpsf; use CC_Fmode.
4348 (*conditional_branch): Rename from conditional_branch.
4349 (*reveresed_conditional_branch): Remove.
4350 (b<code>): Remove expander.
4351 * config/rx/rx-protos.h: Update.
4353 * config/rx/rx.c (rx_compare_redundant): Remove.
4354 * config/rx/rx.md (cmpsi): Don't use it.
4355 * config/rx/rx-protos.h: Update.
4357 * config/rx/rx-modes.def (CC_F): New mode.
4358 * config/rx/rx.c (rx_select_cc_mode): New.
4359 * config/rx/rx.h (SELECT_CC_MODE): Use it.
4360 * config/rx/rx-protos.h: Update.
4362 2011-01-17 Richard Henderson <rth@redhat.com>
4364 * except.c (dump_eh_tree): Fix stray ; after for statement.
4366 2011-01-17 Richard Guenther <rguenther@suse.de>
4368 PR tree-optimization/47313
4369 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
4370 handling before copying the body. Properly deal with
4371 by-reference result in SSA form.
4373 2011-01-17 Ian Lance Taylor <iant@google.com>
4375 PR target/47219
4376 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
4377 (struct_value_alias_set): Don't define.
4378 (sparc_option_override): Don't set sparc_sr_alias_set and
4379 struct_value_alias_set.
4380 (save_or_restore_regs): Use gen_frame_mem rather than calling
4381 set_mem_alias_set.
4382 (sparc_struct_value_rtx): Likewise.
4384 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
4386 PR target/47318
4387 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
4388 __m128i.
4389 (_mm_maskstore_pd): Likewise.
4390 (_mm_maskload_ps): Likewise.
4391 (_mm_maskstore_ps): Likewise.
4392 (_mm256_maskload_pd): Change mask to __m256i.
4393 (_mm256_maskstore_pd): Likewise.
4394 (_mm256_maskload_ps): Likewise.
4395 (_mm256_maskstore_ps): Likewise.
4397 * config/i386/i386-builtin-types.def: Updated.
4398 (ix86_expand_special_args_builtin): Likewise.
4400 * config/i386/i386.c (bdesc_special_args): Update
4401 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
4402 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
4403 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
4404 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
4406 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
4407 Use <avxpermvecmode> on mask register.
4408 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
4410 2011-01-17 Olivier Hainque <hainque@adacore.com>
4411 Michael Haubenwallner <michael.haubenwallner@salomon.at>
4412 Eric Botcazou <ebotcazou@adacore.com>
4414 PR target/46655
4415 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
4416 if <= USHRT_MAX in 32-bit mode.
4418 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4420 * doc/install.texi (Configuration, Specific): Wrap long
4421 lines in examples. Allow line wrapping in long options
4422 and URLs where beneficial for PDF output.
4424 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
4426 * config/mips/mips.c (mips_classify_symbol): Don't return
4427 SYMBOL_PC_RELATIVE for nonlocal labels.
4429 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
4431 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
4433 2011-01-15 Jan Hubicka <jh@suse.cz>
4435 PR tree-optimization/47276
4436 * ipa.c (function_and_variable_visibility): Do not try to mark alias
4437 declarations as needed.
4439 2011-01-15 Martin Jambor <mjambor@suse.cz>
4441 * common.opt (fdevirtualize): New flag.
4442 * doc/invoke.texi (Option Summary): Document it.
4443 * opts.c (default_options_table): Add devirtualize flag.
4444 * ipa-prop.c (detect_type_change): Return immediately if
4445 devirtualize flag is not set.
4446 (detect_type_change_ssa): Likewise.
4447 (compute_known_type_jump_func): Likewise.
4448 (ipa_analyze_virtual_call_uses): Likewise.
4450 2011-01-14 Martin Jambor <mjambor@suse.cz>
4452 PR tree-optimization/45934
4453 PR tree-optimization/46302
4454 * ipa-prop.c (type_change_info): New type.
4455 (stmt_may_be_vtbl_ptr_store): New function.
4456 (check_stmt_for_type_change): Likewise.
4457 (detect_type_change): Likewise.
4458 (detect_type_change_ssa): Likewise.
4459 (compute_complex_assign_jump_func): Check for dynamic type change.
4460 (compute_complex_ancestor_jump_func): Likewise.
4461 (compute_known_type_jump_func): Likewise.
4462 (compute_scalar_jump_functions): Likewise.
4463 (ipa_analyze_virtual_call_uses): Likewise.
4464 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
4466 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4468 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
4469 * config/i386/i386.opt (msse5): New Alias.
4471 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4473 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
4474 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4475 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4476 * config/sparc/sparc.h (CC1_SPEC): Likewise.
4478 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4480 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
4481 -mcpu options.
4482 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4483 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4484 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
4485 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
4486 Likewise.
4487 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
4489 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4491 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
4493 2011-01-14 Mike Stump <mikestump@comcast.net>
4495 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
4496 * config/fr30/fr30.md: Likweise
4497 (movsi_push): Likewise.
4498 (movsi_pop): Likewise.
4499 (enter_func): Likewise.
4500 * config/moxie/moxie.md (movsi_push): Likewise.
4501 (movsi_pop): Likewise.
4503 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4505 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
4506 %{no_archive} %{exact_version}.
4507 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
4508 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
4509 %{no_archive} %{exact_version}.
4510 * config/mips/openbsd.h (LINK_SPEC): Likewise.
4511 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
4512 * config/mips/vxworks.h: Likewise.
4514 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4516 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
4518 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4520 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
4521 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
4523 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4525 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
4526 -nodefaultlib.
4528 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4530 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
4531 for mcpu not cpu.
4532 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
4533 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
4534 not cpu.
4535 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
4536 Don't handle -shlib.
4538 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4540 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
4541 (CC1_SPEC): Don't handle -profile.
4543 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4545 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
4546 * config/mips/mips.h (CC1_SPEC): Likewise.
4548 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4550 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
4551 * config/mips/mips.h (CC1_SPEC): Likewise.
4553 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4555 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
4556 * config/m32r/linux.h (LINK_SPEC): Likewise.
4557 * config/mips/linux.h (LINK_SPEC): Likewise.
4558 * config/mips/linux64.h (LINK_SPEC): Likewise.
4559 * config/sparc/linux.h (LINK_SPEC): Likewise.
4560 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4561 LINK_SPEC): Likewise.
4562 * config/xtensa/linux.h (LINK_SPEC): Likewise.
4564 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4566 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
4567 %{version:-v}.
4568 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
4570 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4572 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
4573 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
4575 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4577 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
4579 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4581 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
4582 supports -Bstatic/-Bdynamic.
4583 * configure: Regenerate.
4585 2011-01-14 Jan Hubicka <jh@suse.cz>
4586 Jack Howarth <howarth@bromo.med.uc.edu>
4588 PR target/46037
4589 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
4590 when checking debug_info_level. Test write_symbols instead of
4591 debug_hooks->var_location when setting flag_var_tracking_uninit.
4593 2011-01-14 Richard Guenther <rguenther@suse.de>
4595 PR tree-optimization/47179
4596 * target.def (ref_may_alias_errno): New target hook.
4597 * targhooks.h (default_ref_may_alias_errno): Declare.
4598 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
4599 (default_ref_may_alias_errno): New function.
4600 * target.h (struct ao_ref_s): Declare.
4601 * tree-ssa-alias.c: Include target.h.
4602 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
4603 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
4604 (targhooks.o): Likewise.
4605 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
4606 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
4608 2011-01-14 Richard Guenther <rguenther@suse.de>
4610 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
4612 2011-01-14 Richard Guenther <rguenther@suse.de>
4614 PR tree-optimization/47280
4615 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
4616 return CFG changes.
4617 (tree_ssa_forward_propagate_single_use_vars): Deal with
4618 CFG changes from associate_plusminus.
4620 2011-01-14 Richard Guenther <rguenther@suse.de>
4622 PR middle-end/47281
4623 Revert
4624 2011-01-11 Richard Guenther <rguenther@suse.de>
4626 PR tree-optimization/46076
4627 * tree-ssa.c (useless_type_conversion_p): Conversions from
4628 unprototyped to empty argument list function types are useless.
4630 2011-01-14 Richard Guenther <rguenther@suse.de>
4632 PR tree-optimization/47286
4633 * tree-ssa-structalias.c (new_var_info): Register variables are global.
4635 2011-01-14 Martin Jambor <mjambor@suse.cz>
4637 PR middle-end/46823
4638 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
4640 2011-01-13 Anatoly Sokolov <aesok@post.ru>
4642 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
4643 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
4644 * config/xtensa/xtensa.c (xtensa_libcall_value,
4645 xtensa_function_value_regno_p): New functions.
4646 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
4648 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
4650 PR c++/47213
4651 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
4652 PE specific hook.
4653 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
4654 New function prototype.
4655 * config/i386/winnt.c (i386_pe_assemble_visibility):
4656 Warn only if attribute was specified by user.
4658 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4660 PR target/47251
4661 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
4662 floating point.
4663 (floatunsdidf2_fcfidu): Ditto.
4665 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4667 * config/s390/s390.c (print_operand_address): Replace 'error' with
4668 'output_operand_lossage'.
4669 (print_operand): Likewise.
4671 2011-01-13 Jeff Law <law@redhat.com>
4673 PR rtl-optimization/39077
4674 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
4675 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
4676 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
4677 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
4678 * gcse.c (prune_insertions_deletions): New function.
4679 (compute_pre_data): Use it.
4681 2011-01-13 Dodji Seketeli <dodji@redhat.com>
4683 PR debug/PR46973
4684 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
4685 static function.
4686 (prune_unused_types_mark): Use it.
4688 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
4690 PR rtl-optimization/45352
4691 * sel-sched.c: Update copyright years.
4692 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
4693 in the advancing loop when we have issued issue_rate insns.
4695 2011-01-12 Richard Henderson <rth@redhat.com>
4697 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
4698 (TARGET_MD_ASM_CLOBBERS): New.
4700 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
4701 (TARGET_DELEGITIMIZE_ADDRESS): New.
4703 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
4704 (clzsi2, *bsch): New patterns.
4706 * config/mn10300/mn10300.md (INT): New mode iterator.
4707 (*mov<INT>_clr): New pattern, and peep2 to generate it.
4709 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
4710 flag_split_wide_types.
4712 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
4713 (mn10300_trampoline_init): Rewrite without a template, an immediate
4714 load and a direct branch.
4715 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
4717 2011-01-12 Anatoly Sokolov <aesok@post.ru>
4719 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4720 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
4721 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
4722 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4724 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
4726 PR debug/47209
4727 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
4728 of type.
4730 2011-01-12 Jan Hubicka <jh@suse.cz>
4732 PR driver/47244
4733 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
4734 (PLUGIN_COND_CLOSE): New macro.
4735 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
4737 2011-01-12 Richard Guenther <rguenther@suse.de>
4739 PR lto/47259
4740 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
4741 register variables in a MEM_REF.
4743 2011-01-12 Joseph Myers <joseph@codesourcery.com>
4745 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
4746 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
4747 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
4748 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
4749 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
4750 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
4751 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
4752 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
4753 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
4754 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
4755 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
4756 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
4757 * config/gnu-user.h: New. Copied from linux.h.
4758 (LINUX_TARGET_STARTFILE_SPEC): Rename to
4759 GNU_USER_TARGET_STARTFILE_SPEC.
4760 (LINUX_TARGET_ENDFILE_SPEC): Rename to
4761 GNU_USER_TARGET_ENDFILE_SPEC.
4762 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
4763 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
4764 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
4765 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
4766 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
4767 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
4768 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
4769 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
4770 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
4771 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
4772 * config/arm/linux-eabi.h (CC1_SPEC): Use
4773 GNU_USER_TARGET_CC1_SPEC.
4774 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
4775 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
4776 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
4777 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
4778 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
4779 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
4780 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
4781 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
4783 2011-01-12 Richard Guenther <rguenther@suse.de>
4785 PR other/46946
4786 * doc/invoke.texi (ffast-math): Document it is turned on
4787 with -Ofast.
4789 2011-01-12 Jan Hubicka <jh@suse.cz>
4791 PR tree-optimization/47233
4792 * opts.c (common_handle_option): Disable ipa-reference with profile
4793 feedback.
4795 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4797 * c-parser.c (c_parser_objc_at_property_declaration): Improved
4798 error message.
4800 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4802 * c-parser.c (c_lex_one_token): Updated and reindented some
4803 comments. No changes in code.
4805 2011-01-11 Ian Lance Taylor <iant@google.com>
4807 * godump.c (go_output_var): Don't output the variable if there is
4808 already a type with the same name.
4810 2011-01-11 Ian Lance Taylor <iant@google.com>
4812 * godump.c (go_format_type): Don't generate float80.
4814 2011-01-11 Richard Henderson <rth@redhat.com>
4816 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
4817 declaration. Rewrite for both speed and size.
4818 (mn10300_address_cost_1): Remove.
4819 (mn10300_register_move_cost): New.
4820 (mn10300_memory_move_cost): New.
4821 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
4822 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
4823 extensions, shifts, BSWAP, CLZ.
4824 (mn10300_wide_const_load_uses_clr): Remove.
4825 (TARGET_REGISTER_MOVE_COST): New.
4826 (TARGET_MEMORY_MOVE_COST): New.
4827 * config/mn10300/mn10300-protos.h: Update.
4828 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
4830 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
4831 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
4832 * config/mn10300/mn10300-protos.h: Update.
4833 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
4834 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
4835 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
4836 (*test_int_bitfield, *test_byte_bitfield): Remove.
4837 (*bit_test, *subreg_bit_test): Remove.
4838 * config/mn10300/predicates.md (const_8bit_operand): Remove.
4840 * config/mn10300/constraints.md ("c"): Rename from "A".
4841 ("A", "D"): New constraint letters.
4842 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
4843 (fmssf4, fnmasf4, fnmssf4): Likewise.
4845 * config/mn10300/mn10300.md (isa): New attribute.
4846 (enabled): New attribute.
4848 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
4849 (abssf2, negsf2): Define only for hardware fp.
4850 (sqrtsf2): Reformat.
4851 (addsf3, subsf3, mulsf3): Merge expander and insn.
4853 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
4854 (DEBUGGER_AUTO_OFFSET): Remove.
4855 (DEBUGGER_ARG_OFFSET): Remove.
4857 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
4858 Emit register stores with the same offsets as the hardware.
4859 (mn10300_store_multiple_operation): Don't check that the register
4860 save offsets are monotonic.
4861 * config/mn10300/mn10300-protos.h: Update.
4863 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
4865 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
4866 in terms of the value on the stack, not the MDR register.
4868 2011-01-11 Jan Hubicka <jh@suse.cz>
4870 PR lto/45721
4871 PR lto/45375
4872 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
4873 (symbol_alias_set_destroy, symbol_alias_set_contains,
4874 propagate_aliases_backward): Declare.
4875 * lto-streamer-out.c (struct sets): New sturcture.
4876 (trivally_defined_alias): New function.
4877 (output_alias_pair_p): Rewrite.
4878 (output_unreferenced_globals): Fix output of alias pairs.
4879 (produce_symtab): Likewise.
4880 * ipa.c (function_and_variable_visibility): Set weak alias destination
4881 as needed in lto.
4882 * varasm.c (symbol_alias_set_t): Remove.
4883 (symbol_alias_set_destroy): Export.
4884 (propagate_aliases_forward, propagate_aliases_backward): New functions
4885 based on ...
4886 (compute_visible_aliases): ... this one; remove.
4887 (trivially_visible_alias): New
4888 (trivially_defined_alias): New.
4889 (remove_unreachable_alias_pairs): Rewrite.
4890 (finish_aliases_1): Reorganize code checking if alias is defined.
4891 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
4892 in LTO mode.
4894 2011-01-11 Richard Guenther <rguenther@suse.de>
4896 PR tree-optimization/46076
4897 * tree-ssa.c (useless_type_conversion_p): Conversions from
4898 unprototyped to empty argument list function types are useless.
4900 2011-01-11 Richard Guenther <rguenther@suse.de>
4902 PR middle-end/45235
4903 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
4904 volatile MEMs as MEM_READONLY_P.
4906 2011-01-11 Richard Guenther <rguenther@suse.de>
4908 PR tree-optimization/47239
4909 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
4911 2011-01-11 Jeff Law <law@redhat.com>
4913 PR tree-optimization/47086
4914 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
4915 IVs from statements that might throw.
4917 2011-01-10 Jan Hubicka <jh@suse.cz>
4919 PR lto/45375
4920 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
4922 2011-01-10 Jan Hubicka <jh@suse.cz>
4924 PR lto/45375
4925 * profile.c (read_profile_edge_counts): Ignore profile inconistency
4926 when correcting profile.
4928 2011-01-10 Jan Hubicka <jh@suse.cz>
4930 PR lto/46083
4931 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
4932 DECL_FINI_PRIORITY.
4933 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
4934 Restore DECL_FINI_PRIORITY.
4936 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4938 * doc/gimple.texi: Fix quoting of multi-word return values in
4939 @deftypefn statements. Ensure presence of return value. Wrap
4940 overlong @deftypefn lines.
4941 (is_gimple_operand, is_gimple_min_invariant_address): Remove
4942 descriptions of removed functions.
4943 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
4944 of multi-word return value in @deftypefn statement.
4946 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4948 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
4949 (Conditional Expressions, Logical Operators)
4950 (Statement and operand traversals): Do not indent smallexample
4951 code. Fix duplicate function argument in example.
4953 2011-01-10 Jeff Law <law@redhat.com>
4955 PR tree-optimization/47141
4956 * ipa-split.c (split_function): Handle case where we are
4957 returning a value and the return block has a virtual operand phi.
4959 2011-01-10 Jan Hubicka <jh@suse.cz>
4961 PR tree-optimization/47234
4962 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
4963 (pass_feedback_split_functions): Declare.
4964 * passes.c (init_optimization_passes): Add ipa-split as subpass of
4965 tree-profile.
4966 * ipa-split.c (gate_split_functions): Update comments; disable
4967 split-functions for profile_arc_flag and branch_probabilities.
4968 (gate_feedback_split_functions): New function.
4969 (execute_feedback_split_functions): New function.
4970 (pass_feedback_split_functions): New global var.
4972 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
4974 PR lto/46760
4975 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
4976 calling gimple_call_set_cannot_inline.
4978 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
4980 * config/darwin-sections.def: Remove unused section.
4982 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
4984 PR c++/47218
4985 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
4987 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
4989 PR objc/47232
4990 * c-parser.c (c_parser_declaration_or_fndef): Improved
4991 error message.
4993 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
4995 * config/i386/winnt.c (i386_pe_start_function): Make sure
4996 to switch back to function's section.
4998 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
5000 PR gcc/46902
5001 PR testsuite/46912
5002 * plugin.c: Move include of dlfcn.h from here...
5003 * system.h: ... to here.
5005 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5007 * doc/cpp.texi (C++ Named Operators): Fix markup for header
5008 file name.
5009 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
5010 two extra empty pages in PDF output.
5012 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
5014 PR objc/47078
5015 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
5016 for error recovery purposes behave as if it was not specified so
5017 that the default type is usd.
5019 2011-01-07 Jan Hubicka <jh@suse.cz>
5021 PR tree-optmization/46469
5022 * ipa.c (function_and_variable_visibility): Clear needed flags on
5023 nodes with external decls; handle weakrefs merging correctly.
5025 2011-01-07 Joseph Myers <joseph@codesourcery.com>
5027 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
5028 not false.
5030 2011-01-07 Jan Hubicka <jh@suse.cz>
5032 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
5033 and no longer claim that gold is required for linker plugin.
5034 * configure: Regenerate.
5035 * gcc.c (PLUGIN_COND): New macro.
5036 (LINK_COMMAND_SPEC): Use it.
5037 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
5038 * config.in (HAVE_LTO_PLUGIN): New.
5039 * configure.ac (--with-lto-plugin): New parameter; autodetect
5040 HAVE_LTO_PLUGIN.
5042 2011-01-07 Jan Hubicka <jh@suse.cz>
5044 PR tree-optimization/46367
5045 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
5046 when we can update original.
5047 (cgraph_mark_inline_edge): Sanity check.
5048 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
5050 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5052 * config/spu/spu.h (ASM_COMMENT_START): Define.
5054 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
5056 PR driver/42445
5057 * gcc.c (%>S): New.
5058 (SWITCH_KEEP_FOR_GCC): Likewise.
5059 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
5060 (do_spec_1): Handle "%>".
5062 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
5064 2011-01-07 Jakub Jelinek <jakub@redhat.com>
5066 PR target/47201
5067 * config/i386/i386.c (ix86_delegitimize_address): If
5068 simplify_gen_subreg fails, return orig_x.
5070 PR bootstrap/47187
5071 * value-prof.c (gimple_stringop_fixed_value): Handle
5072 lhs of the call properly.
5074 2011-01-07 Jan Hubicka <jh@suse.cz>
5076 PR lto/45375
5077 * lto-opt.c (lto_reissue_options): Set flag_shlib.
5079 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
5081 * target.def (function_switched_text_sections): New hook.
5082 * doc/tm.texi: Regenerated.
5083 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
5084 * final.c (default_function_switched_text_sections): New.
5085 (final_scan_insn): Call function_switched_text_sections when a
5086 mid-function section change occurs.
5087 * output.h (default_function_switched_text_sections): Declare.
5088 * config/darwin-protos.h (darwin_function_switched_text_sections):
5089 Likewise.
5090 * config/darwin.c (darwin_function_switched_text_sections): New.
5091 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
5093 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
5095 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
5096 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
5097 the secondary code fragment when outputting for DWARF == 2.
5099 2011-01-07 Anatoly Sokolov <aesok@post.ru>
5101 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
5102 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
5103 Remove.
5104 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
5105 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
5107 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
5109 PR debug/46704
5110 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
5111 when it is not empty.
5113 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
5115 Bobcat Enablement
5116 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
5117 (case ${target}): Add btver1.
5118 * config/i386/driver-i386.c (host_detect_local_cpu): Let
5119 -march=native recognize btver1 processors.
5120 * config/i386/i386-c.c (ix86_target_macros_internal): Add
5121 btver1 def_and_undef
5122 * config/i386/i386.c (struct processor_costs btver1_cost): New
5123 btver1 cost table.
5124 (m_BTVER1): New definition.
5125 (m_AMD_MULTIPLE): Includes m_BTVER1.
5126 (initial_ix86_tune_features): Add btver1 tune.
5127 (processor_target_table): Add btver1 entry.
5128 (static const char *const cpu_names): Add btver1 entry.
5129 (software_prefetching_beneficial_p): Add btver1.
5130 (ix86_option_override_internal): Add btver1 instruction sets.
5131 (ix86_issue_rate): Add btver1.
5132 (ix86_adjust_cost): Add btver1.
5133 * config/i386/i386.h (TARGET_BTVER1): New definition.
5134 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
5135 (enum processor_type): Add PROCESSOR_BTVER1.
5136 * config/i386/i386.md (define_attr "cpu"): Add btver1.
5138 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5140 PR target/43309
5141 * config/i386/i386.c (legitimize_tls_address)
5142 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
5143 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
5144 (tls_initial_exec_64_sun): New pattern.
5146 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
5148 * doc/invoke.texi (Overall Options): Improve wording and markup
5149 of the description of -wrapper.
5151 2011-01-06 Joseph Myers <joseph@codesourcery.com>
5153 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
5154 rdynamic, threads): New Driver options.
5156 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5158 PR target/38118
5159 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
5160 if coming from .tdata.
5161 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5163 2011-01-06 Jan Hubicka <jh@suse.cz>
5165 PR lto/47188
5166 * collect2.c (main): Do not enable LTOmode when plugin is active.
5168 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5170 PR other/45915
5171 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
5172 --version output if supported.
5173 * configure: Regenerate.
5175 2011-01-06 Joseph Myers <joseph@codesourcery.com>
5177 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
5178 Driver options.
5180 2011-01-06 Jakub Jelinek <jakub@redhat.com>
5182 PR c/47150
5183 * c-convert.c (convert): When converting a complex expression
5184 other than COMPLEX_EXPR to a different complex type, ensure
5185 c_save_expr is called instead of save_expr, unless in_late_binary_op.
5186 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
5187 when converting COMPLEX_TYPE.
5189 2011-01-06 Ira Rosen <irar@il.ibm.com>
5191 PR tree-optimization/47139
5192 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
5193 only the last reduction value is used outside the loop. Update
5194 documentation.
5196 2011-01-05 Joseph Myers <joseph@codesourcery.com>
5198 * config/rtems.opt: New.
5199 * config.gcc (*-*-rtems*): Use rtems.opt.
5201 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
5203 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
5204 processors do not support 3DNow instructions.
5206 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5208 * config/spu/spu.c (spu_option_override): Set parameter
5209 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
5211 2011-01-05 Jan Hubicka <jh@suse.cz>
5213 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
5214 at the command line.
5216 2011-01-05 Martin Jambor <mjambor@suse.cz>
5218 PR lto/47162
5219 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
5220 deltas on streamed outgoing edges.
5221 (output_node_opt_summary): Output info for outgoing edges only when
5222 the node is in new parameter set.
5223 (output_cgraph_opt_summary): New parameter set, passed to the two
5224 aforementioned functions. Update its forward declaration and its
5225 callee too.
5227 2011-01-05 Tom Tromey <tromey@redhat.com>
5229 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
5230 operator to c_finish_omp_atomic.
5231 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
5232 (build_unary_op): Update.
5233 (build_modify_expr): Update.
5234 (build_asm_expr): Update.
5236 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5238 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
5239 newly inserted insns.
5240 (pad_bb): Likewise.
5241 (spu_emit_branch_hint): Likewise.
5242 (insert_hbrp_for_ilb_runout): Likewise.
5243 (spu_machine_dependent_reorg): Call df_finish_pass after
5244 schedule_insns returns.
5246 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5248 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
5250 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
5252 PR tree-optimization/47005
5253 * tree-sra.c (struct access): Add 'non_addressable' bit.
5254 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
5255 (decide_one_param_reduction): Return 0 if the parameter is passed by
5256 reference and one of the accesses in the group is non_addressable.
5258 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
5260 PR tree-optimization/47056
5261 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
5262 (mark_load): Likewise. Handle FUNCTION_DECL specially.
5263 (mark_store): Likewise. Pass STMT to ipa_record_reference.
5265 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
5267 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
5268 initializer. Skip view conversions from aggregate types.
5270 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
5272 PR bootstrap/47055
5273 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
5275 2011-01-04 Philipp Thomas <pth@suse.de>
5277 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
5278 obvious typo.
5280 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5282 * function.c (thread_prologue_and_epilogue_insns): Do not crash
5283 on empty epilogue sequences.
5285 2011-01-04 Joseph Myers <joseph@codesourcery.com>
5287 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
5288 non-static): New Driver options.
5290 2011-01-04 Jie Zhang <jie@codesourcery.com>
5292 PR driver/47137
5293 * gcc.c (default_compilers[]): Set combinable field to 0
5294 for all assembly languages.
5296 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
5298 * config/mips/loongson3a.md: New file.
5299 * config/mips/mips.md: Include loongson3a.md.
5300 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
5301 TUNE_LOONGSON_3A.
5303 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
5305 PR middle-end/47017
5306 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
5307 instead of convert_memory_address_addr_space on the base expression.
5309 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5311 * config/spu/spu.c (spu_option_override): Update error text
5312 for bad -march= / -mtune= values.
5314 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5316 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
5317 if branch-hint optimization will be performed.
5319 2011-01-03 Jakub Jelinek <jakub@redhat.com>
5321 PR tree-optimization/47148
5322 * ipa-split.c (split_function): Convert arguments to
5323 DECL_ARG_TYPE if possible.
5325 PR tree-optimization/47155
5326 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
5327 when computing uns.
5329 PR rtl-optimization/47157
5330 * combine.c (try_combine): If undobuf.other_insn becomes
5331 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
5332 and set *new_direct_jump_p too.
5334 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
5336 PR tree-optimization/47021
5337 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
5339 2011-01-03 Jakub Jelinek <jakub@redhat.com>
5341 * gcc.c (process_command): Update copyright notice dates.
5342 * gcov.c (print_version): Likewise.
5343 * gcov-dump.c (print_version): Likewise.
5344 * mips-tfile.c (main): Likewise.
5345 * mips-tdump.c (main): Likewise.
5347 2011-01-03 Martin Jambor <mjambor@suse.cz>
5349 PR tree-optimization/46801
5350 * tree-sra.c (type_internals_preclude_sra_p): Check whether
5351 aggregate fields start at byte boundary instead of the bit-field flag.
5353 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
5355 PR driver/47137
5356 * gcc.c (main): Revert revision 168407.
5358 2011-01-03 Martin Jambor <mjambor@suse.cz>
5360 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
5362 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5364 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
5365 vector optab to expand vector/scalar shift, update gimple to vector.
5367 2011-01-03 Martin Jambor <mjambor@suse.cz>
5369 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
5370 a thunk.
5372 2011-01-03 Martin Jambor <mjambor@suse.cz>
5374 PR tree-optimization/46984
5375 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
5376 HOST_WIDE_INT.
5377 (cgraph_create_indirect_edge): Fixed line length.
5378 (cgraph_indirect_call_info): Declare.
5379 (cgraph_make_edge_direct) Update declaration.
5380 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
5381 (cgraph_create_indirect_edge): Use it.
5382 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
5383 callees.
5384 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
5385 the new thunk_delta representation.
5386 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
5387 HOST_WIDE_INT.
5388 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
5389 (ipa_read_indirect_edge_info): Likewise.
5390 * lto-cgraph.c (output_edge_opt_summary): New function.
5391 (output_node_opt_summary): Call it on all outgoing edges.
5392 (input_edge_opt_summary): New function.
5393 (input_node_opt_summary): Call it on all outgoing edges.
5395 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
5397 PR driver/47137
5398 * gcc.c (main): Don't check have_o when settting combine_inputs.
5400 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
5402 * regrename.c: Add general comment describing the pass.
5403 (struct du_head): Remove 'length' field.
5404 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
5405 (regrename_optimize): Do not sort chains. Rework comments, add others.
5406 Force renaming to the preferred class (if any) in the first pass and do
5407 not consider registers that belong to it in the second pass.
5408 (create_new_chain): Do not set 'length' field.
5409 (scan_rtx_reg): Likewise.
5411 2011-01-02 Jakub Jelinek <jakub@redhat.com>
5413 PR tree-optimization/47140
5414 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
5415 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
5416 to bit_value_binop.
5418 PR rtl-optimization/47028
5419 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
5420 parm_birth_insn instead of at the beginning of first bb.
5422 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
5424 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
5425 Remove the word "see" before "@pxref".
5426 * doc/rtl.texi: Remove the word "see" before "@pxref".
5428 2011-01-01 Jan Hubicka <jh@suse.cz>
5430 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
5431 memory.
5433 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
5435 PR target/38662
5436 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
5438 \f
5439 Copyright (C) 2011 Free Software Foundation, Inc.
5441 Copying and distribution of this file, with or without modification,
5442 are permitted in any medium without royalty provided the copyright
5443 notice and this notice are preserved.