1 2011-03-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3 * recog.c (canonicalize_change_group): Use validate_unshare_change.
5 2011-03-22 Richard Guenther <rguenther@suse.de>
7 * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
8 a valid RHS. Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
9 * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
10 and REALIGN_LOAD_EXPR.
11 (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
12 DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
13 * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
14 DOT_PROD_EXPR case ...
15 (expand_expr_real_2): ... here.
16 * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
17 and REALIGN_LOAD_EXPR.
18 * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
19 * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
20 (vect_create_epilog_for_reduction): Likewise.
21 (vectorizable_reduction): Likewise.
22 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
23 * tree-vect-stmts.c (vectorizable_load): Likewise.
25 2011-03-22 Eric Botcazou <ebotcazou@adacore.com>
27 * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
29 2011-03-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31 * config/s390/s390.c (s390_delegitimize_address): Fix offset
32 handling for PLTOFF/GOTOFF.
34 2011-03-22 Nick Clifton <nickc@redhat.com>
36 * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
37 trailing backslash from the end of the macro definition.
39 2011-03-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
41 * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
44 2011-03-21 Richard Sandiford <richard.sandiford@linaro.org>
46 * expr.h (prepare_operand): Move to...
47 * optabs.h (prepare_operand): ...here and change the insn code
48 parameter from "int" to "enum insn_code".
49 (insn_operand_matches): Declare.
50 * expr.c (init_expr_target): Use insn_operand_matches.
51 (compress_float_constant): Likewise.
52 * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
53 * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
54 (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
55 (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn): Likewise.
56 (gen_cond_trap): Likewise.
57 (prepare_operand): Likewise. Change icode to an insn_code.
58 (insn_operand_matches): New function.
59 * reload.c (find_reloads_address_1): Use insn_operand_matches.
60 * reload1.c (gen_reload): Likewise.
61 * targhooks.c (default_secondary_reload): Likewise.
63 2011-03-21 Uros Bizjak <ubizjak@gmail.com>
65 * config/alpha/alpha.md (unspec): New define_c_enum.
68 2011-03-21 Uros Bizjak <ubizjak@gmail.com>
71 * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
72 between a call and its CALL_ARG_LOCATION note.
74 2011-03-21 Eric Botcazou <ebotcazou@adacore.com>
76 * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
78 2011-03-21 Jakub Jelinek <jakub@redhat.com>
82 * c-common.c (shorten_compare): If primopN is first sign-extended
83 to opN and then zero-extended to result type, set primopN to opN.
85 2011-03-21 Daniel Jacobowitz <dan@codesourcery.com>
87 * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
90 2011-03-21 Michael Meissner <meissner@linux.vnet.ibm.com>
92 * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
93 UNSPEC constants to be in the unspec enumeration, and redefine
94 all UNSPECV constants to be in the unspecv enumeration, so that
95 dumps print which unspec/unspec_volatile this is.
96 * config/rs6000/vector.md (UNSPEC_*): Ditto.
97 * config/rs6000/paired.md (UNSPEC_*): Ditto.
98 * config/rs6000/vsx.md (UNSPEC_*): Ditto.
99 * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
100 * config/rs6000/dfp.md (UNSPEC_*): Ditto.
102 * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
103 UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
104 UNSPECV_LWSYNC, since these are used as unspec_volatile.
105 * config/rs6000/sync.md (isync, lwsync): Ditto.
107 2011-03-21 Richard Guenther <rguenther@suse.de>
109 * params.def (lto-min-partition): Fix typo.
111 2011-03-21 Richard Guenther <rguenther@suse.de>
114 * c-decl.c (grokdeclarator): Drop to the main variant only
115 for array types. Drop flag_gen_aux_info check.
117 2011-03-21 Richard Guenther <rguenther@suse.de>
120 * params.def (lto-partitions): Fix typo.
121 (lto-min-partition): Fix wording.
123 2011-03-21 Andreas Tobler <andreast@fgznet.ch>
125 * config/rs6000/t-freebsd: Remove duplication from file.
127 2011-03-21 Richard Guenther <rguenther@suse.de>
130 * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
132 2011-03-21 Richard Guenther <rguenther@suse.de>
135 * params.def (lto-partitions): Require at least 1 partition.
137 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
139 * gthr-solaris.h: Remove.
140 * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
141 * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
142 (LIB_SPEC): Likewise.
143 * config/sol2.opt (threads): Remove.
144 * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
145 (sparc*-*-solaris2*): Likewise.
146 * configure.ac (enable_threads): Enable solaris support.
147 * configure: Regenerate.
148 * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
149 * doc/install.texi (Configuration, --enable-threads=lib): Remove
152 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
154 * config.gcc: Obsolete *-*-solaris2.8*.
155 * doc/install.texi (Specific, *-*-solaris2*): Document it.
157 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
160 * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
161 reference. Solaris 8 perl works.
163 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
166 * doc/install.texi (Prerequisites): Move jar etc. up.
167 Explain support library version requirements.
169 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
172 * doc/install.texi (Prerequisites): Move Perl to build
173 requirements. Always necessary on Solaris 2 with Sun ld.
175 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
177 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
179 (Specific, i?86-*-solaris2.[89]): Likewise.
180 (Specific, i?86-*-solaris2.10): Likewise.
181 (Specific, mips-sgi-irix6): Likewise.
182 (Specific, *-*-solaris2*): Remove Sun Studio download URL.
183 Update for binutils 2.21.
185 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
187 * configure.ac (gcc_cv_lto_plugin): Fix typo.
188 Allow -fuse-linker-plugin for non-default plugin linker.
189 * configure: Regenerate.
191 2011-03-21 Nicola Pero <nicola.pero@meta-innovation.com>
194 * gengtype.c (files_rules): Added rule for cp/parser.h.
196 2011-03-21 Jakub Jelinek <jakub@redhat.com>
199 * config/s390/s390.c (s390_delegitimize_address): Don't call
200 lowpart_subreg if orig_x has BLKmode.
202 2011-03-21 Kai Tietz <ktietz@redhat.com>
205 * doc/plugins.texi: Adjust documentation for plugin register_callback.
206 * tree.h (attribute_spec): Add new member affects_type_identity.
207 * attribs.c (empty_attribute_table): Adjust attribute_spec
209 * config/alpha/alpha.c: Likewise.
210 * config/arc/arc.c: Likewise.
211 * config/arm/arm.c: Likewise.
212 * config/avr/avr.c: Likewise.
213 * config/bfin/bfin.c: Likewise.
214 * config/crx/crx.c: Likewise.
215 * config/darwin.h: Likewise.
216 * config/h8300/h8300.c: Likewise.
217 * config/i386/cygming.h: Likewise.
218 * config/i386/i386.c: Likewise.
219 * config/ia64/ia64.c: Likewise.
220 * config/m32c/m32c.c: Likewise.
221 * config/m32r/m32r.c: Likewise.
222 * config/m68hc11/m68hc11.c: Likewise.
223 * config/m68k/m68k.c: Likewise.
224 * config/mcore/mcore.c: Likewise.
225 * config/mep/mep.c: Likewise.
226 * config/microblaze/microblaze.c: Likewise.
227 * config/mips/mips.c: Likewise.
228 * config/rs6000/rs6000.c: Likewise.
229 * config/rx/rx.c: Likewise.
230 * config/sh/sh.c: Likewise.
231 * config/sol2.h: Likewise.
232 * config/sparc/sparc.c: Likewise.
233 * config/spu/spu.c: Likewise.
234 * config/stormy16/stormy16.c: Likewise.
235 * config/v850/v850.c: Likewise.
237 2011-03-21 Chung-Lin Tang <cltang@codesourcery.com>
239 * simplify-rtx.c (simplify_binary_operation_1): Handle
240 (xor (and A B) C) case when B and C are both constants.
242 2011-03-21 Mingjie Xing <mingjie.xing@gmail.com>
244 * tree-dfa.c (add_referenced_var): Fix typo in comment.
246 2011-03-20 Eric Botcazou <ebotcazou@adacore.com>
249 * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
251 2011-03-20 Jakub Jelinek <jakub@redhat.com>
253 PR rtl-optimization/48156
254 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
255 assume df and df_lr are not NULL.
257 2011-03-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
260 * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
261 between a call and its CALL_ARG_LOCATION note.
263 2011-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
266 * config/sh/sh.c (find_barrier): Don't emit a constant pool
267 between a call and its corresponding CALL_ARG_LOCATION note.
269 2011-03-19 Anatoly Sokolov <aesok@post.ru>
271 * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
272 instead of loop. Use HARD_REGISTER_NUM_P predicate.
273 * haifa-sched.c (setup_ref_regs): Ditto.
274 * caller-save.c (add_used_regs_1): Ditto.
275 * dse.c (look_for_hardregs): Ditto.
276 * df-problems.c (df_simulate_one_insn_forwards): Ditto.
277 * sched-rgn.c (check_live_1): Ditto.
279 2011-03-18 Joseph Myers <joseph@codesourcery.com>
281 * c-decl.c (diagnose_mismatched_decls): Give an error for
282 redefining a typedef with variably modified type.
284 2011-03-18 Joseph Myers <joseph@codesourcery.com>
286 * c-decl.c (grokfield): Don't allow typedefs for structures or
287 unions with no tag by default.
288 * doc/extend.texi (Unnamed Fields): Update.
290 2011-03-18 Uros Bizjak <ubizjak@gmail.com>
292 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
293 Rewrite using indirect functions.
295 * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
296 (avx_vinsertf128<mode>): Ditto.
298 2011-03-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
300 * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
303 2011-03-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
305 * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
306 splitting between a call and its corresponding CALL_ARG_LOCATION note.
308 2011-03-18 Maxim Kuvyrkov <maxim@codesourcery.com>
310 PR rtl-optimization/48170
311 * gcse.c (hoist_code): Remove bogus asserts.
313 2011-03-18 Georg-Johann Lay <avr@gjlay.de>
315 * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
316 computation for prologue/epilogue.
318 2011-03-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
320 * Makefile.in (check-consistency): Remove.
322 2011-03-18 Jakub Jelinek <jakub@redhat.com>
325 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
326 arange_table_in_use is 0, but either text_section_used or
327 cold_text_section_used is true. Don't call it if
328 !info_section_emitted.
330 2011-03-18 Anatoly Sokolov <aesok@post.ru>
332 * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
333 FUNCTION_VALUE_REGNO_P): Remove.
334 * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
336 * config/avr/avr.c (avr_ret_register): Make static inline.
337 (avr_function_value_regno_p): New function.
338 (avr_libcall_value): Make static. Add 'func' argument.
339 (avr_function_value): Make static. Rename 'func' argument to
340 'fn_decl_or_type', forward it to avr_libcall_value. Call
341 avr_ret_register function instead of RET_REGISTER macro.
342 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
344 2011-03-18 Jason Merrill <jason@redhat.com>
347 * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
349 2011-03-18 Richard Guenther <rguenther@suse.de>
351 * doc/install.texi (--enable-gold): Remove.
352 (--with-plugin-ld): Document.
353 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
355 2011-03-18 Andrew Pinski <pinskia@gmail.com>
358 * expr.c (optimize_bitfield_assignment_op): Revamp to work
359 again after expansion changes.
361 2011-03-18 Chung-Lin Tang <cltang@codesourcery.com>
363 * combine.c (try_combine): Do simplification only call of
364 subst() on i2 even when i1 is present. Update comments.
366 2011-03-18 Kaz Kojima <kkojima@gcc.gnu.org>
368 * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
369 and UNSPEC_PCREL_SYMOFF.
371 2011-03-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
373 * config/s390/s390.md: Use define_c_enum for the unspec constant
376 2011-03-18 Richard Henderson <rth@redhat.com>
377 Jakub Jelinek <jakub@redhat.com>
380 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
381 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
383 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
386 * combine.c (cant_combine_insn_p): Don't check zero/sign
387 extended hard registers.
389 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
392 * combine.c (cant_combine_insn_p): Check zero/sign extended
395 2011-03-17 Anatoly Sokolov <aesok@post.ru>
397 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
398 * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
399 * config/v850/v850.c (v850_output_addr_const_extra): Make static.
400 Change return type to bool.
401 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
403 2011-03-17 Jakub Jelinek <jakub@redhat.com>
406 * var-tracking.c (prepare_call_arguments): If CALL target
407 is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
408 pc instead of looking it up using cselib_lookup and use
409 Pmode for it if x has VOIDmode.
410 * dwarf2out.c (gen_subprogram_die): If also both first and
411 second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
414 * function.c (assign_parms): For data.passed_pointer parms
415 use MEM of data.entry_parm instead of data.entry_parm itself
416 as DECL_INCOMING_RTL.
417 * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
418 also when passed and declared mode is the same, DECL_RTL
419 is a MEM with pseudo as address and DECL_INCOMING_RTL is
422 2011-03-16 Jeff Law <law@redhat.com>
424 PR rtl-optimization/37273
425 * ira-costs.c (scan_one_insn): Detect constants living in memory and
426 handle them like argument loads from stack slots. Do not double
427 count memory for memory constants and argument loads from stack slots.
429 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
432 * var-tracking.c (prepare_call_arguments): Check SUBREG.
434 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
437 * config/i386/i386.opt: Add Save to -mavx and -mfma.
439 2011-03-17 Jakub Jelinek <jakub@redhat.com>
442 * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
444 (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
445 Clear call_arg_locations and call_arg_loc_last always.
448 * var-tracking.c (prepare_call_arguments): If argument needs to be
449 passed by reference, adjust argtype and mode.
451 2011-03-17 Richard Guenther <rguenther@suse.de>
454 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
455 a value make sure to fold the statement.
457 2011-03-17 Chung-Lin Tang <cltang@codesourcery.com>
460 * config/arm/arm.c (arm_get_frame_offsets): Adjust early
461 return condition with !cfun->calls_alloca.
463 2011-03-17 Richard Guenther <rguenther@suse.de>
466 * lto-cgraph.c (input_overwrite_node): Clear the abstract
467 origin for decls in other ltrans units.
468 (input_varpool_node): Likewise.
470 2011-03-17 Richard Guenther <rguenther@suse.de>
473 * tree-object-size.c (compute_object_offset): Properly return
474 the offset operand of MEM_REFs as sizetype.
476 2011-03-17 Jakub Jelinek <jakub@redhat.com>
478 PR rtl-optimization/48141
479 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
480 * dse.c: Include params.h.
481 (active_local_stores_len): New variable.
482 (add_wild_read, dse_step1): Clear it when setting active_local_stores
484 (record_store, check_mem_read_rtx): Decrease it when removing
486 (scan_insn): Likewise. Increase it when adding to chain, if it
487 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
488 set active_local_stores to NULL before the addition.
489 * Makefile.in (dse.o): Depend on $(PARAMS_H).
491 PR rtl-optimization/48141
492 * dse.c (record_store): If no positions are needed in an insn
493 that cannot be deleted, at least unchain it from active_local_stores.
495 2011-03-16 Dodji Seketeli <dodji@redhat.com>
498 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
499 (lookup_type_die_strip_naming_typedef): ... here.
500 (get_context_die): Use it.
501 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
502 the anonymous struct named by the naming typedef.
504 2011-03-16 H.J. Lu <hongjiu.lu@intel.com>
507 * config/i386/i386.c (ix86_builtin_vectorized_function): Check
508 TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
510 2011-03-16 Jeff Law <law@redhat.com>
512 * tree-vrp.c (identify_jump_threads): Slightly simplify type
513 check for operands of conditional. Allow type to be a pointer.
515 2011-03-16 Richard Guenther <rguenther@suse.de>
517 PR tree-optimization/48149
518 * fold-const.c (fold_binary_loc): Fold
519 COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
521 2011-03-16 Richard Guenther <rguenther@suse.de>
523 PR tree-optimization/26134
524 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
525 complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
526 (non_rewritable_mem_ref_base): Handle complex type component
527 accesses, constrain offsets for vector and complex extracts
530 2011-03-16 Richard Guenther <rguenther@suse.de>
532 PR tree-optimization/48146
533 * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
534 operands avoiding the need for renaming.
536 2011-03-16 Richard Guenther <rguenther@suse.de>
538 * gimple-fold.c (maybe_fold_reference): Open-code relevant
539 constant folding. Move MEM_REF canonicalization first.
540 Rely on fold_const_aggregate_ref for initializer folding.
541 * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
543 2011-03-16 Jakub Jelinek <jakub@redhat.com>
546 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
547 arg0/arg1 or their arguments are always fold converted to matching
550 * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
553 2011-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
556 * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
558 (ld_vers): Extract binutils version for gold.
559 (gcc_cv_ld_hidden): Handle gold here.
560 (gcc_cv_lto_plugin): Determine level of linker plugin support.
561 * configure: Regenerate.
562 * config.in: Regenerate.
563 * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
564 -fuse-linker-plugin otherwise.
565 (LINK_PLUGIN_SPEC): Define. Extract from LINK_COMMAND_SPEC.
566 (LINK_COMMAND_SPEC): Use it.
567 (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
569 2011-03-16 Jakub Jelinek <jakub@redhat.com>
571 * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
572 * calls.c: Remove debug.h include.
573 (emit_call_1): Don't call virtual_call_token debug hook.
574 * dwarf2out.c (debug_dcall_section, debug_vcall_section,
575 dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
576 vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
577 size_of_dcall_table, output_dcall_table, size_of_vcall_table,
578 output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
579 vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
580 dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
581 dwarf2out_virtual_call): Remove.
582 (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
583 copy_call_info and virtual_call hooks.
584 (dwarf2out_init): Don't initialize vcall_insn_table,
585 debug_dcall_section and debug_vcall_section.
586 (prune_unused_types): Don't mark nodes from dcall_table.
587 (dwarf2out_finish): Don't output dcall or vcall tables.
588 * final.c (final_scan_insn): Don't call direct_call or
589 virtual_call debug hooks.
590 * debug.h (struct gcc_debug_hooks): Remove direct_call,
591 virtual_call_token, copy_call_info and virtual_call hooks.
592 (debug_nothing_uid): Remove prototype.
593 * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
594 copy_call_info and virtual_call hooks.
595 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
596 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
597 * debug.c (do_nothing_debug_hooks): Likewise.
598 (debug_nothing_uid): Remove.
599 * doc/invoke.texi (-fenable-icf-debug): Remove.
600 * common.opt (-fenable-icf-debug): Likewise.
602 * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
603 * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
604 call's MEM. Handle functions returning aggregate through a hidden
605 first pointer. For virtual calls add clobbered pc to call arguments
607 * dwarf2out.c (gen_subprogram_die): Emit
608 DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
612 * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
613 * rtl.h (ENTRY_VALUE_EXP): Define.
614 * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
615 * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
616 * print-rtl.c (print_rtx): Likewise.
617 * gengtype.c (adjust_field_rtx_def): Likewise.
618 * var-tracking.c (vt_add_function_parameter): Adjust
619 gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
620 * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
621 * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
622 partition is a default definition of a PARM_DECL, use ENTRY_VALUE
623 of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
625 * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
626 Call var_location debug hook even on CALL_INSNs.
627 (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
628 * rtl.def (ENTRY_VALUE): New.
629 * dwarf2out.c: Include cfglayout.h.
630 (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
631 output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
632 (struct call_arg_loc_node): New type.
633 (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
634 tail_call_site_count): New variables.
635 (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
636 DW_TAG_GNU_call_site_parameter.
637 (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
638 DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
639 DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
640 DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
641 and DW_AT_GNU_all_source_call_sites.
642 (mem_loc_descriptor): Handle ENTRY_VALUE.
643 (add_src_coords_attributes): Don't add enything if
644 DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
645 (dwarf2out_abstract_function): Save and clear call_arg_location,
646 call_site_count and tail_call_site_count around dwarf2out_decl call.
647 (gen_call_site_die): New function.
648 (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
649 (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
650 (dwarf2out_function_decl): Clear call_arg_locations,
651 call_arg_loc_last, set call_site_count and tail_call_site_count
652 to -1 and free block_map.
653 (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
654 CALL_INSNs. Add NOTE_DURING_CALL_P var location notes even when not
655 followed by any real instructions.
656 (dwarf2out_begin_function): Set call_site_count and
657 tail_call_site_count to 0.
658 (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
659 is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
660 attempt to force a DIE for it and worst case remove the attribute.
661 (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
662 check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
664 * var-tracking.c: Include tm_p.h.
665 (vt_stack_adjustments): For calls call note_register_arguments.
666 (argument_reg_set): New variable.
667 (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
668 ensure the VALUE is resolved.
669 (call_arguments): New variable.
670 (prepare_call_arguments): New function.
671 (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
672 (struct expand_loc_callback_data): Add ignore_cur_loc field.
673 (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
674 always use the best expression.
675 (vt_expand_loc): Add ignore_cur_loc argument.
676 (vt_expand_loc_dummy): Clear ignore_cur_loc field.
677 (emit_note_insn_var_location): Adjust vt_expand_loc callers.
678 (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
680 (vt_add_function_parameter): Use cselib_lookup_from_insn.
681 If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
682 argument. Don't call cselib_preserve_only_values and
684 (note_register_arguments): New function.
685 (vt_initialize): Compute argument_reg_set. Call
686 vt_add_function_parameters before processing basic blocks instead of
687 afterwards. For calls call prepare_call_arguments before calling
689 * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
690 * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
691 (var-tracking.o): Depend on $(TM_P_H).
692 * cfglayout.h (insn_scope): New prototype.
693 * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
694 * cfglayout.c (insn_scope): No longer static.
695 * insn-notes.def (CALL_ARG_LOCATION): New.
696 * calls.c (expand_call, emit_library_call_value_1): Put USEs for
697 MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
698 * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
699 nothing for DECL_EXTERNAL BLOCK_VARS.
701 2011-03-16 Alan Modra <amodra@gmail.com>
704 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
705 create invalid offset address for vsx splat insn.
706 * config/rs6000/predicates.md (splat_input_operand): New.
707 * config/rs6000/vsx.md (vsx_splat_*): Use it.
709 2011-03-15 Xinliang David Li <davidxl@google.com>
712 * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
713 (normalize_preds): New function.
714 (is_use_properly_guarded): Normalize def predicates.
716 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
719 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
720 in the output template.
722 2011-03-15 Richard Guenther <rguenther@suse.de>
725 * tree-pretty-print.c (dump_function_declaration): Properly
726 dump unprototyped and varargs function types.
728 2011-03-15 Richard Guenther <rguenther@suse.de>
730 PR tree-optimization/13954
731 * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
734 2011-03-15 Richard Guenther <rguenther@suse.de>
736 PR tree-optimization/48037
737 * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
738 selects into BIT_FIELD_REFs.
739 (non_rewritable_mem_ref_base): Check if a MEM_REF is a
742 2011-03-15 Jakub Jelinek <jakub@redhat.com>
744 PR tree-optimization/48129
745 * builtins.c (fold_builtin_snprintf): Convert to type of
746 built_in_decls[BUILT_IN_SNPRINTF] retval instead of
747 implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
749 2011-03-15 Richard Guenther <rguenther@suse.de>
751 PR tree-optimization/41490
752 * tree-ssa-dce.c (propagate_necessity): Handle returns without
754 * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
756 * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
757 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
758 * tree-tailcall.c (find_tail_calls): Ignore returns.
760 2011-03-15 Richard Guenther <rguenther@suse.de>
763 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
764 or variable-indexed array accesses when in gimple form.
766 2011-03-15 Richard Guenther <rguenther@suse.de>
768 * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
770 2011-03-15 Alan Modra <amodra@gmail.com>
773 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
774 presume symbol_refs without a symbol_ref_decl are suitably
775 aligned, nor other trees we may see here. Handle anchor symbols.
776 (legitimate_constant_pool_address_p): Comment. Add mode param.
777 Check cmodel=medium addresses. Adjust all calls.
778 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
779 creating cmodel=medium optimized access to locals.
780 * config/rs6000/constraints.md (R): Pass QImode to
781 legitimate_constant_pool_address_p.
782 * config/rs6000/predicates.md (input_operand): Pass mode to
783 legitimate_constant_pool_address_p.
784 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
787 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
790 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
791 64-bit constants being loaded into registers other than GPRs such
792 as loading 0 into a VSX register.
794 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
796 * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
798 2011-03-14 Jakub Jelinek <jakub@redhat.com>
801 * builtins.c (fold_builtin_snprintf): New function.
802 (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
803 (fold_builtin_4): Likewise.
806 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
807 STRIP_NOPS on arg0 and arg1. When optimizing X +- C == X
808 and C - X == X also strip nops from +/-/p+ operand.
809 When optimizing -X == C, fold C to arg0's type.
812 * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
813 emit it as add_AT_int instead of add_AT_unsigned.
815 2011-03-14 Tom Tromey <tromey@redhat.com>
817 * unwind-dw2.c: Include sys/sdt.h if it exists.
818 (_Unwind_DebugHook): Use STAP_PROBE2.
819 * config.in, configure: Rebuild.
820 * configure.ac: Check for sys/sdt.h.
822 2011-03-14 Uros Bizjak <ubizjak@gmail.com>
824 * config/i386/i386.md (ROUND_FLOOR): New constant.
826 (ROUND_TRUNC): Ditto.
827 (ROUND_MXCSR): Ditto.
828 (ROUND_NO_EXC): Ditto.
829 (rint<mode>2): Use new defines instead of numerical constants.
830 (floor<mode>2): Ditto.
831 (ceil<mode>2): Ditto.
832 (btrunc<mode>2): Ditto.
833 * config/i386/i386-builtin-types.def: Define ROUND function type
835 * config/i386/i386.c (enum ix86_builtins): Add
836 IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
837 (struct builtin_description): Add
838 __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
839 (ix86_expand_sse_round): New static function.
840 (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
842 (ix86_builtin_vectorized_function): Handle
843 BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
845 2011-03-14 Tom Tromey <tromey@redhat.com>
847 * c-parser.c (c_parser_asm_string_literal): Clear
848 warn_overlength_strings.
850 2011-03-14 Tom Tromey <tromey@redhat.com>
852 * c-parser.c (disable_extension_diagnostics): Save
853 warn_overlength_strings.
854 (restore_extension_diagnostics): Restore warn_overlength_strings.
856 2011-03-14 Jakub Jelinek <jakub@redhat.com>
858 * BASE-VER: Change to 4.7.0.
860 2011-03-14 Richard Guenther <rguenther@suse.de>
863 * tree.c (build_vector_from_val): Adjust assert to requirements
866 2011-03-14 Jakub Jelinek <jakub@redhat.com>
869 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
871 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
873 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
874 terms of target_flags_explicit. Adjust copyright year.
876 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
877 * config/rs6000/t-freebsd: New file. Add override for
880 2011-03-13 Chris Demetriou <cgd@google.com>
882 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
883 (-fno-diagnostics-show-option): this, to reflect current default.
884 (-Werror=): Update text about -fno-diagnostics-show-option.
886 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
889 * config/rs6000/predicates.md (easy_vector_constant_add_self,
890 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
891 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
892 mode is not V2DImode or V2DFmode.
893 (vspltis_constant): Do not handle V2DImode and V2DFmode.
894 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
895 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
897 (movdi_internal64): Likewise.
899 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
901 PR tree-optimization/47127
902 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
904 (set_cloog_options): Same.
905 (scop_to_clast): Same.
906 (print_clast_stmt): Do not call cloog_state_malloc and
908 (print_generated_program): Same.
910 * graphite-clast-to-gimple.h (cloog_state): Declared.
911 (scop_to_clast): Adjust declaration.
912 * graphite.c (cloog_state): Defined here.
913 (graphite_initialize): Call cloog_state_malloc.
914 (graphite_finalize): Call cloog_state_free.
916 2011-03-11 Jason Merrill <jason@redhat.com>
918 * attribs.c (lookup_attribute_spec): Take const_tree.
921 2011-03-11 Joseph Myers <joseph@codesourcery.com>
923 * config/sparc/sparc.c (sparc_option_override): Use
924 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
926 2011-03-11 Richard Guenther <rguenther@suse.de>
928 PR tree-optimization/48067
929 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
930 multiplication result will be only used once on the target
933 2011-03-11 Richard Guenther <rguenther@suse.de>
935 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
937 2011-03-11 Richard Guenther <rguenther@suse.de>
940 * tree.c (find_decls_types_r): Do not walk types only reachable
941 from IDENTIFIER_NODEs.
943 2011-03-11 Jakub Jelinek <jakub@redhat.com>
946 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
947 all vnode->force_output nodes as needed.
949 2011-03-11 Jason Merrill <jason@redhat.com>
952 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
953 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
955 2011-03-11 Martin Jambor <mjambor@suse.cz>
957 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
960 2011-03-11 Jakub Jelinek <jakub@redhat.com>
962 PR tree-optimization/48063
963 * ipa-inline.c (cgraph_decide_inlining): Don't try to
964 inline functions called once if !tree_can_inline_p (node->callers).
966 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
968 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
970 * config/score/score3.c: Delete.
971 * config/score/score3.h: Delete.
972 * config/score/mul-div.S: Delete.
973 * config/score/sfp-machine.h: Add new file.
974 * config/score/constraints.md: Add new file.
975 * config/score/t-score-softfp: Add new file.
976 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
977 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
978 (score7_extra_constraint): Delete.
979 (score7_option_override): Remove unused code.
980 * config/score/score.c: Remove score3 and score5 define and code.
981 * config/score/score.h: Remove score3 and score5 define and code.
982 * config/score/score.md: Remove score3 template and unusual insn.
983 * config/score/score.opt: Remove score3 and score5 options.
985 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
987 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
988 when _HPUX_SOURCE is defined.
989 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
991 2011-03-10 Jason Merrill <jason@redhat.com>
994 * stor-layout.c (layout_type): Don't set structural equality
995 on arrays of incomplete type.
996 * tree.c (type_hash_eq): Handle comparing them properly.
998 2011-03-10 Jakub Jelinek <jakub@redhat.com>
1001 * config/s390/s390.c (s390_delegitimize_address): Make sure the
1002 result mode matches original rtl mode.
1004 2011-03-10 Nick Clifton <nickc@redhat.com>
1006 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
1007 (andsi3, andsi3_flags): Fix timings for three operand alternative.
1009 2011-03-09 Jakub Jelinek <jakub@redhat.com>
1011 PR rtl-optimization/47866
1012 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
1013 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
1014 if target wasn't scalar.
1015 * function.c (assign_stack_temp_for_type): Assert that neither
1016 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
1017 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
1019 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
1021 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1023 * config/s390/s390-protos.h (s390_label_align): New prototype.
1024 * config/s390/s390.c (s390_label_align): New function.
1025 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
1027 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1030 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
1031 V2DI/V2DF constants. Only all 0's or all 1's are easy.
1032 (output_vec_const_move): Ditto.
1034 2011-03-08 Anatoly Sokolov <aesok@post.ru>
1036 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
1037 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
1038 * config/mips/mips.c (mips_preferred_reload_class): Make static.
1039 Change 'rclass' argument and result type to reg_class_t.
1040 (TARGET_PREFERRED_RELOAD_CLASS): Define.
1042 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
1044 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1045 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
1046 (TARGET_MEMORY_MOVE_COST): Define.
1047 (avr_register_move_cost, avr_memory_move_cost): New Functions.
1049 2011-03-08 Jakub Jelinek <jakub@redhat.com>
1052 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
1055 PR tree-optimization/48022
1056 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
1059 2011-03-07 Jakub Jelinek <jakub@redhat.com>
1062 * var-tracking.c (find_use_val): Return NULL for
1063 cui->sets && cui->store_p BLKmode MEMs.
1065 2011-03-07 Anatoly Sokolov <aesok@post.ru>
1067 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
1069 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
1070 xstormy16_print_operand_address): Remove.
1071 * config/stormy16/stormy16.c (xstormy16_print_operand,
1072 xstormy16_print_operand_address): Make static.
1073 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
1075 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
1078 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
1079 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
1082 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
1085 * cfgloopmanip.c (fix_bb_placements): Return immediately
1086 if FROM is BASE_LOOP's header.
1088 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
1090 * gimplify.c (gimplify_function_tree): Fix building calls
1091 to __builtin_return_address.
1093 2011-03-07 Alan Modra <amodra@gmail.com>
1095 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
1096 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
1097 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
1098 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
1100 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
1101 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
1102 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
1103 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
1104 * config/rs6000/rs6000.c
1105 (rs6000_elf_end_indicate_exec_stack): Rename to..
1106 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
1107 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
1108 (rs6000_file_start): ..here.
1109 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
1110 file scope variables.
1111 (call_ABI_of_interest): New function.
1112 (init_cumulative_args): Set above vars when function return value
1113 is a float, vector, or small struct.
1114 (rs6000_function_arg_advance_1): Likewise for function args.
1115 (rs6000_va_start): Set rs6000_passes_float if variable arg function
1116 references float args.
1118 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
1120 * doc/cfg.texi: Remove "See" before @ref.
1121 * doc/invoke.texi: Likewise.
1123 2011-03-05 Jason Merrill <jason@redhat.com>
1125 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
1127 2011-03-05 Anthony Green <green@moxielogic.com>
1129 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
1131 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
1133 PR rtl-optimization/47899
1134 * cfgloopmanip.c (fix_bb_placements): Fix first argument
1135 to flow_loop_nested_p when moving the loop upward.
1137 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
1140 * arm.md (movhi_insn_arch4): Accept any immediate constant.
1142 2011-03-05 Jakub Jelinek <jakub@redhat.com>
1144 PR tree-optimization/47967
1145 * ipa-cp.c (build_const_val): Return NULL instead of creating
1146 VIEW_CONVERT_EXPR for mismatching sizes.
1147 (ipcp_create_replace_map): Return NULL if build_const_val failed.
1148 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
1149 give up on versioning.
1151 2011-03-05 Alan Modra <amodra@gmail.com>
1154 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1155 full cmodel medium/large lo_sum + high addresses.
1157 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1159 * config/s390/s390.c (s390_decompose_address): Reject non-literal
1160 pool references in UNSPEC_LTREL_OFFSET.
1162 2011-03-04 Jan Hubicka <jh@suse.cz>
1165 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
1166 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
1167 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
1169 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
1170 cgraph_add_thunk): Add node pointers.
1171 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
1172 associated to right node.
1173 (input_node): Update use of cgraph_same_body_alias
1174 and cgraph_add_thunk.
1176 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
1178 * config/i386/i386.opt (mprefer-avx128): New flag.
1179 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
1180 modes when the flag -mprefer-avx128 is on.
1182 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
1184 * dwarf2out.c (compare_loc_operands): Fix address handling.
1186 2011-03-04 Alan Modra <amodra@gmail.com>
1188 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
1190 2011-03-04 Richard Guenther <rguenther@suse.de>
1193 * expmed.c (extract_bit_field_1): Prefer vector modes that
1194 vec_extract patterns can handle.
1196 2011-03-04 Richard Guenther <rguenther@suse.de>
1199 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
1201 2011-03-04 Richard Henderson <rth@redhat.com>
1203 * explow.c (emit_stack_save): Remove 'after' parameter.
1204 (emit_stack_restore): Likewise.
1205 * expr.h: Update to match.
1206 * builtins.c, calls.c, stmt.c: Likewise.
1207 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
1208 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
1209 * function.c (expand_function_end): Insert the emit_stack_save
1210 sequence before parm_birth_insn instead of after.
1212 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
1214 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
1215 (ssse3_pmaddubsw128): Ditto.
1216 (ssse3_pmaddubsw): Ditto.
1218 2011-03-03 Steve Ellcey <sje@cup.hp.com>
1220 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
1222 2011-03-03 Jakub Jelinek <jakub@redhat.com>
1225 * gimplify.c (omp_add_variable): Only call omp_notice_variable
1226 on TYPE_SIZE_UNIT if it is a DECL.
1229 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
1230 first operand is not is_gimple_mem_ref_addr, try to fold it.
1231 If the operand still isn't is_gimple_mem_ref_addr, clear
1234 2011-03-03 Richard Guenther <rguenther@suse.de>
1237 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
1239 (refs_may_alias_p_1): For release branches return true if
1240 we are confused by our input.
1242 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1244 * config/s390/s390.c (s390_function_value): Rename to ...
1245 (s390_function_and_libcall_value): ... this.
1246 (s390_function_value): New function.
1247 (s390_libcall_value): New function.
1248 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
1249 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
1250 target macro definitions.
1251 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
1253 2011-03-02 Joseph Myers <joseph@codesourcery.com>
1255 * config/i386/freebsd64.h (CC1_SPEC): Define.
1256 * config/i386/linux64.h (CC1_SPEC): Define.
1257 * config/i386/x86-64.h (CC1_SPEC): Don't define.
1259 2011-03-02 Anatoly Sokolov <aesok@post.ru>
1261 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1263 * config/stormy16/stormy16.c: Include reload.h.
1264 (xstormy16_memory_move_cost): New function.
1265 (TARGET_MEMORY_MOVE_COST): Define.
1267 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
1269 PR rtl-optimization/47925
1270 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
1271 with side effects. Remove the more-specific check for volatile asms.
1273 2011-03-02 Alan Modra <amodra@gmail.com>
1276 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
1277 toc relative addresses for valid offsets.
1279 2011-03-01 Richard Guenther <rguenther@suse.de>
1281 PR tree-optimization/47890
1282 * tree-vect-loop.c (get_initial_def_for_induction): Set
1283 related stmt properly.
1285 2011-03-01 Richard Guenther <rguenther@suse.de>
1288 * lto-streamer.c (lto_record_common_node): Also register
1291 2011-03-01 Richard Guenther <rguenther@suse.de>
1294 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1295 Do not stream DECL_ABSTRACT_ORIGIN.
1296 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
1297 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
1298 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1299 Do not stream DECL_ABSTRACT_ORIGIN.
1300 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
1301 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
1303 2011-02-28 Anatoly Sokolov <aesok@post.ru>
1305 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
1306 FUNCTION_VALUE_REGNO_P): Remove.
1307 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
1308 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
1309 Add 'outgoing' argument.
1310 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
1312 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
1313 TARGET_FUNCTION_VALUE_REGNO_P): Define.
1315 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
1318 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
1319 (lookup_filename): Likewise.
1320 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
1322 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
1323 Jakub Jelinek <jakub@redhat.com>
1326 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
1327 (assign_stack_local_1): Change last argument type to int.
1328 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
1329 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
1330 don't record padding space into frame_space_list nor use those areas.
1331 (assign_stack_local): Adjust caller.
1332 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
1333 of assign_stack_local, pass 0 as last argument.
1334 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
1337 2011-02-28 Jakub Jelinek <jakub@redhat.com>
1340 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
1341 Use target address_mode and pointer_mode hooks instead of hardcoded
1342 Pmode and ptr_mode. Handle some simple cases of extending if
1343 POINTERS_EXTEND_UNSIGNED < 0.
1344 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
1345 Call convert_debug_memory_address.
1346 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
1347 convert_debug_memory_address.
1350 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
1351 * configure: Regenerated.
1352 * config.in: Regenerated.
1353 * varasm.c (default_function_section): Return NULL
1354 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
1356 2011-02-28 Martin Jambor <mjambor@suse.cz>
1358 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
1359 the description to match the printed values.
1361 2011-02-28 Richard Guenther <rguenther@suse.de>
1363 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
1364 of the copied scope tree.
1366 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1368 * doc/extend.texi (Function Attributes): Avoid deeply (and
1369 wrongly) nested tables.
1371 2011-02-27 Jakub Jelinek <jakub@redhat.com>
1374 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
1375 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
1376 r isn't op0 nor op1.
1378 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
1380 * config/avr/avr.md: Remove magic comment for emacs.
1382 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
1385 * config/avr/avr.c (avr_option_override): Use error on bad options.
1386 (avr_help): New function.
1387 (TARGET_HELP): Define.
1389 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
1392 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
1393 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
1395 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
1397 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
1398 (ARM Options): Ditto.
1399 (i386 and x86-64 Options): Ditto.
1400 (RX Options): Ditto.
1401 (SPARC Options): Ditto.
1403 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
1405 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
1406 FreeBSD 6 and later. Generally use cpu generic.
1408 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1410 * doc/cpp.texi: Update copyright years.
1412 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
1415 * config/lm32/lm32.md (ashrsi3): Added needed variable.
1417 2011-02-25 Jon Beniston <jon@beniston.com>
1420 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
1421 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
1422 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
1423 (lm32_block_move_inline): Add type cast to remove warning.
1424 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
1425 (gen_int_relational): Move declarations to start of function.
1427 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
1429 PR tree-optimization/45470
1430 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
1431 can throw internally only.
1432 * tree-vect-stmts.c (vectorizable_call): Likewise.
1434 2011-02-24 Anatoly Sokolov <aesok@post.ru>
1436 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
1437 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1438 * config/stormy16/stormy16-protos.h
1439 (xstormy16_preferred_reload_class): Remove.
1440 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
1441 static. Change 'rclass' argument and return type to reg_class_t.
1442 (TARGET_PREFERRED_RELOAD_CLASS,
1443 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1445 2011-02-24 Richard Guenther <rguenther@suse.de>
1447 * lto-streamer-in.c (input_bb): Do not find referenced vars
1448 in debug statements.
1450 2011-02-23 Jason Merrill <jason@redhat.com>
1452 * common.opt (fabi-version): Document v5 and v6.
1454 2011-02-23 Richard Guenther <rguenther@suse.de>
1456 PR tree-optimization/47849
1457 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
1459 2011-02-23 Jie Zhang <jie@codesourcery.com>
1461 * opts-common.c (decode_cmdline_option): Print empty string
1462 argument as "" in decoded->orig_option_with_args_text.
1463 * gcc.c (execute): Print empty string argument as ""
1464 in the verbose output.
1465 (do_spec_1): Keep empty string argument.
1467 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
1469 * config.gcc: Declare score-* and crx-* obsolete.
1471 2011-02-23 Jie Zhang <jie@codesourcery.com>
1473 PR rtl-optimization/47763
1474 * web.c (web_main): Ignore naked clobber when replacing register.
1476 2011-02-22 Anatoly Sokolov <aesok@post.ru>
1478 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
1481 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
1484 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
1486 2011-02-22 Mike Stump <mikestump@comcast.net>
1488 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
1490 * configure: Regenerate.
1492 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
1494 PR rtl-optimization/46002
1495 * ira-color.c (update_copy_costs): Change class intersection
1496 test to reg_class_contents[] test of 'hard_regno'.
1498 2011-02-21 Joseph Myers <joseph@codesourcery.com>
1500 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
1502 * config/hpux11.opt (mt): Likewise.
1503 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
1504 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
1505 * config/vax/elf.opt (mno-asm-pic): Likewise.
1506 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
1508 2011-02-21 Mike Stump <mikestump@comcast.net>
1511 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
1512 tree so we can get save the type.
1513 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
1514 for CFString instead of trying to use past the end of the builtins.
1515 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
1516 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
1517 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
1518 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
1519 Rename to darwin_builtin_cfstring.
1520 (darwin_init_cfstring_builtins): Return the built type.
1522 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
1525 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
1526 (_mm256_insert_epi64): Use _mm_insert_epi64.
1528 2011-02-21 Anatoly Sokolov <aesok@post.ru>
1530 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1531 * config/stormy16/stormy16-protos.h
1532 (xstormy16_mode_dependent_address_p): Remove.
1533 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
1534 Make static. Change return type to bool. Change argument type to
1535 const_rtx. Remove dead code.
1536 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1538 2011-02-21 Richard Guenther <rguenther@suse.de>
1541 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1542 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1543 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
1545 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1546 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1548 2011-02-20 Richard Guenther <rguenther@suse.de>
1551 * tree.c (free_lang_data_in_decl): Clean builtins from
1552 the TU decl BLOCK_VARS.
1554 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
1558 * haifa-sched.c (fix_tick_ready): Skip tick computation
1561 2011-02-19 Richard Guenther <rguenther@suse.de>
1564 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
1565 Remove lazy BLOCK_VARS streaming.
1566 (lto_input_ts_block_tree_pointers): Likewise.
1567 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
1569 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1571 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
1573 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1575 * config/i386/biarch32.h, config/i386/mach.h,
1576 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
1578 2011-02-19 Jakub Jelinek <jakub@redhat.com>
1581 * config/i386/i386.md (peephole2 for shift and plus): Use
1582 operands[1] original mode in the first insn.
1584 2011-02-18 Mike Stump <mikestump@comcast.net>
1586 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
1588 2011-02-18 Jan Hubicka <jh@suse.cz>
1591 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
1592 to zero when the function is not inlinable at all.
1594 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1596 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
1597 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1598 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
1599 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
1600 * config/pa/t-pa64: Likewise.
1601 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
1603 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1606 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
1608 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1611 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
1613 2011-02-18 Anatoly Sokolov <aesok@post.ru>
1615 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
1616 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
1617 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
1618 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
1619 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
1620 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
1621 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
1622 m32r_load_postinc_p, m32r_store_preinc_predec_p,
1623 m32r_legitimate_address_p): New functions.
1624 * config/m32r/constraints.md (constraint "S"): Don't use
1625 STORE_PREINC_PREDEC_P.
1626 (constraint "U"): Don't use LOAD_POSTINC_P.
1628 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
1630 PR rtl-optimization/46178
1631 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
1632 compute ira_hard_regno_cover_class[].
1634 2011-02-18 Richard Guenther <rguenther@suse.de>
1637 * lto-streamer.h (lto_global_var_decls): Declare.
1638 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
1639 statics for global var processing.
1641 2011-02-18 Richard Guenther <rguenther@suse.de>
1643 PR tree-optimization/47737
1644 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
1645 edge dominance check.
1647 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1650 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
1651 avoid invalid rtx sharing.
1653 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
1655 * doc/cpp.texi (Obsolete Features): Add background on the
1656 origin of assertions.
1658 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
1660 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
1662 * config/darwin.c (output_objc_section_asm_op): Added support for
1664 (is_objc_metadata): New.
1665 (darwin_objc2_section): New.
1666 (darwin_objc1_section): New.
1667 (machopic_select_section): Added support for ABI v1 and v2.
1668 (darwin_emit_objc_zeroed): New.
1669 (darwin_output_aligned_bss): Detect objc metadata and treat it
1671 (darwin_asm_output_aligned_decl_common): Same.
1672 (darwin_asm_output_aligned_decl_local): Same.
1673 * config/darwin-sections.def: Updated for ABI v1 and v2.
1674 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
1675 compiling Objective-C code for the NeXT runtime, default to using
1676 ABI version 0 for 32-bit, and version 2 for 64-bit.
1678 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1680 * common.opt (optimize_fast): New Variable.
1681 * opts.c (default_options_optimization): Use opts->x_optimize_fast
1682 instead of local variable ofast.
1684 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
1686 * doc/invoke.texi (fobjc-abi-version): Documented.
1687 (fobjc-nilcheck): Documented.
1688 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
1691 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1694 * common.opt (export-dynamic): New Driver option.
1695 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
1697 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1699 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
1701 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
1702 Jan Hubicka <jh@suse.cz>
1706 * cfgexpand.c (account_used_vars_for_block): Remove.
1707 (estimated_stack_frame_size): Use referenced vars.
1708 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
1709 that were referenced in the original function. Test src_fn
1710 rather than cfun. Drop redundant get_var_ann.
1711 (setup_one_parameter): Drop redundant get_var_ann.
1712 (declare_return_variable): Likewise.
1713 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
1714 (copy_arguments_for_versioning): Drop redundant get_var_ann.
1715 * ipa-inline.c (compute_inline_parameters): Do not compute
1716 disregard_inline_limits here.
1717 (compute_inlinable_for_current, pass_inlinable): New.
1718 (pass_inline_parameters): Require PROP_referenced_vars.
1719 * cgraphunit.c (cgraph_process_new_functions): Don't run
1720 compute_inline_parameters explicitly unless function is in SSA form.
1721 (cgraph_analyze_function): Set .disregard_inline_limits.
1722 * tree-sra.c (convert_callers): Compute inliner parameters
1723 only for functions already in SSA form.
1725 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1727 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
1728 -mlittle-endian-data.
1730 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1732 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
1733 -mno-fpu, not -fpu and -no-fpu.
1734 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
1735 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
1737 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
1740 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
1741 input reload with PLUS RTX.
1743 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1745 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
1746 of InverseVar(MDMX).
1748 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1750 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
1753 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1755 * config/mn10300/mn10300.opt (mno-crt0): New.
1757 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1759 * config/m68k/uclinux.opt (static-libc): New Driver option.
1761 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1763 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
1765 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1767 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
1768 %{muser-extend-enabled}.
1770 2011-02-16 Richard Guenther <rguenther@suse.de>
1772 PR tree-optimization/47738
1773 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
1774 the TODO from tree_predictive_commoning.
1776 2011-02-15 Jeff Law <law@redhat.com>
1779 2011-01-25 Jeff Law <law@redhat.com>
1781 PR rtl-optimization/37273
1782 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1783 handle them like argument loads from stack slots. Do not double
1784 count memory for memory constants and argument loads from stack slots.
1786 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1789 * combine.c (cant_combine_insn_p): Revert the last change.
1791 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1794 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
1795 mode for vector constants. Remove code that checks for TImode.
1797 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1801 * cgraph.h (compute_inline_parameters): Return void.
1802 * ipa-inline.c (compute_inline_parameters): Adjust.
1804 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1808 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
1810 * cfgexpand.c (estimated_stack_frame_size): Likewise.
1811 * ipa-inline.c (compute_inline_parameters): Adjust.
1813 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1817 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
1818 Adjust all users. Pass FN to...
1819 * tree-flow-inline.h (first_referenced_var): ... this. Add
1821 * ipa-struct-reorg.c: Adjust.
1822 * tree-dfa.c: Adjust.
1823 * tree-into-ssa.c: Adjust.
1824 * tree-sra.c: Adjust.
1825 * tree-ssa-alias.c: Adjust.
1826 * tree-ssa-live.c: Adjust.
1827 * tree-ssa.c: Adjust.
1828 * tree-ssanames.c: Adjust.
1829 * tree-tailcall.c: Adjust.
1831 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1835 * tree-flow.h (referenced_var_lookup): Add fn parameter.
1837 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
1838 * tree-flow-inline.h: Adjust.
1839 * gimple-pretty-print.c: Adjust.
1840 * tree-into-ssa.c: Adjust.
1841 * tree-ssa.c: Adjust.
1842 * cfgexpand.c: Adjust.
1844 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1846 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
1847 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1848 (EXTRA_CONSTRAINT): Delete.
1849 * config/iq2000/constraints.md: New file.
1850 * config/iq2000/iq2000.md: Include it.
1851 (define_insn ""): Delete.
1852 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
1853 unsupported constraint letters from patterns.
1854 (call_value, call_value_internal1): Likewise.
1855 (call_value_multiple_internal1): Likewise.
1857 2011-02-15 Nick Clifton <nickc@redhat.com>
1859 * config/mn10300/mn10300.c: Include tm-constrs.h.
1860 (struct liw_data): New data structure describing an LIW candidate
1862 (extract_bundle): Use struct liw_data. Allow small integer
1863 operands for some instructions.
1864 (check_liw_constraints): Use struct liw_data. Remove swapped
1865 parameter. Add comments describing the checks. Fix bug when
1866 assigning the source of liw1 to the source of liw2.
1867 (liw_candidate): Delete. Code moved into extract_bundle.
1868 (mn10300_bundle_liw): Use struct liw_data. Check constraints
1870 * config/mn10300/predicates.md (liw_operand): New predicate.
1871 Allows registers and small integer constants.
1872 * config/mn10300/constraints.md (O): New constraint. Accetps
1873 integers in the range -8 to +7 inclusive.
1874 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
1875 for moving a small integer into a register. Give this alternative
1877 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
1878 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
1879 using the J,K,L and M constraints,
1880 (liw): Remove SI mode on second operands to allow for HI and QI
1882 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
1885 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1888 * combine.c (cant_combine_insn_p): Check zero/sign extended
1891 2011-02-15 Richard Guenther <rguenther@suse.de>
1893 PR tree-optimization/47743
1894 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
1895 for a non-type-compatible VN lookup bail out.
1897 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1899 * config/fr30/constraints.md: New file.
1900 * config/fr30/fr30.md: Include it.
1901 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
1902 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1903 (EXTRA_CONSTRAINT): Delete.
1905 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1907 * config/frv/constraints.md: New file.
1908 * config/frv/predicates.md: Include it.
1909 * config/frv/frv.c (reg_class_from_letter): Delete.
1910 (frv_option_override): Don't initialize it.
1911 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
1912 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
1913 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
1914 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1915 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
1916 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1917 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
1918 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
1919 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
1920 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
1921 (REG_CLASS_FROM_CONSTRAINT): Delete.
1923 2011-02-15 Jakub Jelinek <jakub@redhat.com>
1926 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
1927 if frame size is 0 in a leaf function.
1929 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1932 * config/alpha/host-osf.c: New file.
1933 * config/alpha/x-osf: New file.
1934 * config.host (alpha*-dec-osf*): Use it.
1936 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1938 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1939 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
1940 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
1941 (rx_mode_dependent_address_p): ...this. Make static. Change argument
1943 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1945 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1947 * config/stormy16/constraints.md: New file.
1948 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
1949 Use satisfies_constraint_Q and satisfies_constraint_R.
1950 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
1952 (xstormy16_legitiamte_address_p): Declare.
1953 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
1954 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1955 (EXTRA_CONSTRAINT): Delete.
1956 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1958 (xstormy16_extra_constraint_p): Delete.
1960 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
1962 PR tree-optimization/46494
1963 * loop-unroll.c (split_edge_and_insert): Adjust comment.
1964 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
1965 (pass_rtl_loop_done): Add TODO_verify_flow.
1966 * fwprop.c (pass_rtl_fwprop): Likewise.
1967 * modulo-sched.c (pass_sms): Likewise.
1968 * tree-ssa-dom.c (pass_dominator): Likewise.
1969 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1970 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
1971 (pass_tree_loop_done): Likewise.
1972 * tree-ssa-pre.c (execute_pre): Likewise.
1973 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1974 * tree-ssa-sink.c (pass_sink_code): Likewise.
1975 * tree-vrp.c (pass_vrp): Likewise.
1977 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1979 * config/v850/constraints.md: New file.
1980 * config/v850/v850.md: Include it.
1981 * config/v850/predicates.md (reg_or_0_operand): Use
1982 satisfies_constraint_G.
1983 (special_symbolref_operand): Use satisfies_constraint_K.
1984 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
1985 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
1986 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
1987 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1988 (EXTRA_CONSTRAINT): Delete.
1989 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
1990 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
1991 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
1993 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1996 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
1999 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
2001 * config/mcore/constraints.md: New file.
2002 * config/mcore/mcore.md: Include it.
2003 * config/mcore/mcore.c (reg_class_from_letter): Delete.
2004 * config/mcore/mcore.h (reg_class_from_letter): Delete.
2005 (REG_CLASS_FROM_LETTER): Delete.
2006 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
2007 insn_const_int_ok_for_constraint.
2008 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
2009 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
2010 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
2011 (EXTRA_CONSTRAINT): Delete.
2013 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2016 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
2017 (IS_SIGHANDLER): Define.
2018 (sparc64_is_sighandler): New function, split off from
2019 sparc64_fallback_frame_state.
2020 (sparc_is_sighandler): New function, split off from
2021 sparc_fallback_frame_state.
2022 (sparc64_fallback_frame_state): Merge with ...
2023 (sparc_fallback_frame_state): ... this into ...
2024 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
2025 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
2026 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
2027 stack instead of hardcoded offsets.
2029 2011-02-14 Andriy Gapon <avg@freebsd.org>
2032 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
2034 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2036 * configure: Regenerate.
2038 2011-02-12 Joseph Myers <joseph@codesourcery.com>
2041 * gcc.c (asm_options): Correct spec matching --target-help.
2043 2011-02-12 Martin Jambor <mjambor@suse.cz>
2045 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
2046 to gimple call error.
2048 2011-02-12 Mike Stump <mikestump@comcast.net>
2050 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
2051 comments in backslash regions.
2053 2011-02-12 Mike Stump <mikestump@comcast.net>
2054 Jakub Jelinek <jakub@redhat.com>
2055 Iain Sandoe <iains@gcc.gnu.org>
2058 * dwarf2out.c (output_cfa_loc): When required, apply the
2059 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
2060 (output_loc_sequence): Likewise.
2061 (output_loc_operands_raw): Likewise.
2062 (output_loc_sequence_raw): Likewise.
2063 (output_cfa_loc): Likewise.
2064 (output_loc_list): Suppress register number adjustment when
2065 calling output_loc_sequence()
2066 (output_die): Likewise.
2068 2011-02-12 Anatoly Sokolov <aesok@post.ru>
2070 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
2072 * config/xtensa/xtensa.c (xtensa_register_move_cost,
2073 xtensa_memory_move_cost): New functions.
2074 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
2076 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
2079 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
2080 in the current directory.
2081 * configure: Rebuilt.
2083 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
2085 * config/darwin.c (darwin_override_options): Add a hunk missed
2086 from the commit of r168571. Trim comment line lengths and
2087 correct indents of the preceding block.
2089 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
2091 * gcc.c (driver_handle_option): Concatenate the argument to -F with
2094 2011-02-11 Joseph Myers <joseph@codesourcery.com>
2096 * common.opt (nostartfiles): New Driver option.
2098 2011-02-11 Xinliang David Li <davidxl@google.com>
2100 PR tree-optimization/47707
2101 * tree-chrec.c (convert_affine_scev): Keep type precision.
2103 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
2105 PR tree-optimization/47420
2106 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
2108 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
2110 PR rtl-optimization/47614
2111 * rtl.h (check_for_inc_dec): Declare.
2112 * dse.c (check_for_inc_dec): Externalize...
2113 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
2114 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
2116 2011-02-11 Joseph Myers <joseph@codesourcery.com>
2119 * gcc.c (main): Do not compile inputs if there were errors in
2121 * opts-common.c (read_cmdline_option): Check for wrong language
2122 after other error checks.
2124 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
2126 * cgraph.c: Fix comment typos.
2127 * cgraph.h: Likewise.
2128 * cgraphunit.c: Likewise.
2129 * ipa-cp.c: Likewise.
2130 * ipa-inline.c: Likewise.
2131 * ipa-prop.c: Likewise.
2132 * ipa-pure-const.c: Likewise.
2133 * ipa-ref.c: Likewise.
2134 * ipa-reference.c: Likewise.
2136 2011-02-11 Jakub Jelinek <jakub@redhat.com>
2139 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
2141 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2144 * doc/sourcebuild.texi (Require Support): Document
2145 dg-require-ascii-locale.
2147 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
2149 * doc/lto.texi (Write summary): Fix missing parentheses.
2151 2011-02-10 DJ Delorie <dj@redhat.com>
2153 * config/m32c/m32c.c (m32c_option_override): Disable
2154 -fcombine-stack-adjustments until flag value tracking and compare
2155 optimization can be rewritten.
2157 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
2159 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
2161 (PROCESSOR_DEFAULT64): Likewise.
2163 2011-02-10 Richard Henderson <rth@redhat.com>
2165 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
2166 change from 2011-02-03.
2167 * config/rx/rx.c (flags_from_code): Likewise.
2168 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
2169 is valid, n/pz otherwise.
2170 (rx_select_cc_mode): Return CCmode if Y is not zero.
2172 2011-02-10 Richard Guenther <rguenther@suse.de>
2174 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
2176 2011-02-10 Richard Guenther <rguenther@suse.de>
2178 PR tree-optimization/47677
2179 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
2181 2011-02-10 Jakub Jelinek <jakub@redhat.com>
2184 * combine.c (make_compound_operation): Only change shifts into
2185 multiplication for SCALAR_INT_MODE_P.
2187 2011-02-10 Jie Zhang <jie@codesourcery.com>
2191 2011-02-05 Jie Zhang <jie@codesourcery.com>
2193 * web.c (entry_register): Don't clobber the number of the
2194 first uninitialized reference in used[].
2196 2011-02-09 Richard Guenther <rguenther@suse.de>
2198 PR tree-optimization/47664
2199 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
2202 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
2206 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
2208 (PROCESSOR_DEFAULT64): Same.
2209 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
2211 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2213 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
2215 2011-02-09 Martin Jambor <mjambor@suse.cz>
2218 * tree-sra.c (struct access): New flags grp_scalar_read and
2219 grp_scalar_write. Changed description of assignment read and write
2221 (dump_access): Dump new flags, reorder all of them.
2222 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
2223 to detect multiple scalar reads.
2224 (analyze_access_subtree): Use the new scalar read write flags instead
2225 of the old flags. Adjusted comments.
2227 2011-02-08 DJ Delorie <dj@redhat.com>
2230 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
2233 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2235 * config/m68k/uclinux.opt: New.
2236 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
2238 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2240 * config/cris/elf.opt (sim): New Driver option.
2242 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2244 * config/xtensa/elf.opt: New.
2245 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
2247 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2249 * config/vax/elf.opt: New.
2250 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
2252 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2254 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
2256 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2258 * config/gnu-user.opt: New.
2259 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
2260 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
2261 *-*-uclinux*): Use gnu-user.opt.
2263 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
2265 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
2266 * config/i386/gnu.h (CPP_SPEC): Likewise.
2268 2011-02-08 Ian Lance Taylor <iant@google.com>
2270 * common.opt (fcx-limited-range): Add SetByCombined flag.
2271 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
2272 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
2273 (fassociative-math, freciprocal-math): Likewise.
2274 (funsafe-math-optimizations): Likewise.
2275 * opth-gen.awk: Handle SetByCombined.
2276 * optc-gen.awk: Likewise.
2277 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
2278 (set_unsafe_math_optimizations_flags): Likewise.
2279 * doc/options.texi (Option properties): Document SetByCombined.
2281 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2283 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
2284 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
2285 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
2286 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
2287 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
2289 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
2291 PR tree-optimization/46834
2292 PR tree-optimization/46994
2293 PR tree-optimization/46995
2294 * graphite-sese-to-poly.c (used_outside_reduction): New.
2295 (detect_commutative_reduction): Call used_outside_reduction.
2296 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
2297 translate_scalar_reduction_to_array only when at least one
2298 loop-phi/close-phi tuple has been detected.
2300 2011-02-08 Richard Guenther <rguenther@suse.de>
2303 * tree-vect-generic.c (expand_vector_operations_1): Update
2305 (expand_vector_operations): ... not here. Cleanup EH info
2306 and the CFG if required.
2308 2011-02-08 Richard Guenther <rguenther@suse.de>
2310 PR tree-optimization/47641
2311 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
2312 require type compatibility.
2314 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2316 * gimple-low.c (lower_function_body): Don't remove the location of
2317 the return statement here.
2318 (lower_gimple_return): Do it here instead but only if the return
2319 statement is actually used twice.
2321 2011-02-08 Richard Guenther <rguenther@suse.de>
2323 PR tree-optimization/47632
2324 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
2325 unused up_to_stmt parameter, return whether cfg-cleanup is
2326 necessary, remove EH info properly.
2327 (forward_propagate_into_gimple_cond): Adjust caller.
2328 (forward_propagate_into_cond): Likewise.
2329 (forward_propagate_comparison): Likewise.
2330 (tree_ssa_forward_propagate_single_use_vars): Make
2331 forward_propagate_comparison case similar to the two others.
2333 2011-02-08 Nick Clifton <nickc@redhat.com>
2335 * config/mn10300/mn10300.opt (mliw): New command line option.
2336 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
2337 (liw_bundling): New automaton.
2338 (liw): New attribute.
2339 (liw_op): New attribute.
2340 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
2341 (movsi_internal): Add LIW attributes.
2345 (addsi3): Separate register and immediate alternatives.
2350 (lshrsi3): Likewise.
2351 (ashrsi3): Likewise.
2353 * config/mn10300/mn10300.c (liw_op_names): New
2354 (mn10300_print_operand): Handle 'W' operand descriptor.
2355 (extract_bundle): New function.
2356 (check_liw_constraints): New function.
2357 (liw_candidate): New function.
2358 (mn10300_bundle_liw): New function.
2359 (mn10300_reorg): New function.
2360 (TARGET_MACHINE_DEPENDENT_REORG): Define.
2361 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
2362 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
2363 __LIW__ or __NO_LIW__.
2364 * doc/invoke.texi: Describe the -mliw command line option.
2366 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2368 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
2369 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
2370 pthread_mutex_unlock): Remove.
2371 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
2372 * config/pa/t-pa64: Likewise.
2373 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
2374 shared libc if not linking against libpthread.
2375 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2377 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
2380 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
2381 on 10.6 and later to ensure that we always use the unwinder from
2382 the system. Only add -no_compact_unwind when tarteting darwin
2385 2011-02-07 Steve Ellcey <sje@cup.hp.com>
2388 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
2389 (vec_interleave_lowv2sf): Ditto.
2390 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
2391 (vec_extract_oddv2sf): Ditto.
2393 2011-02-07 Mike Stump <mikestump@comcast.net>
2396 Add __ieee_divdc3 entry point.
2397 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
2399 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
2400 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
2401 * config/darwin.c (darwin_rename_builtins): Add.
2402 * config/darwin-protos.h (darwin_rename_builtins): Add.
2404 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2407 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
2410 2011-02-07 Mike Stump <mikestump@comcast.net>
2412 * config/darwin.opt (mmacosx-version-min): Update default OS version.
2414 2011-02-07 Denis Chertykov <chertykov@gmail.com>
2417 * config/avr/libgcc.S (exit): Move .endfunc
2419 2011-02-07 Richard Guenther <rguenther@suse.de>
2421 PR tree-optimization/47615
2422 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
2423 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
2424 (run_scc_vn): Initialize it.
2425 (visit_reference_op_load): Use it.
2426 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
2428 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2430 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
2431 DImode trapping arithmetic libfuncs.
2433 2011-02-07 Richard Guenther <rguenther@suse.de>
2435 PR tree-optimization/47621
2436 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
2438 (execute_update_addresses_taken): ... here. Make it more
2439 conservative in what we accept.
2441 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2443 * config/sparc/freebsd.h (ASM_SPEC): Define.
2444 * config/sparc/vxworks.h (ASM_SPEC): Define.
2446 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2448 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2450 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
2452 * doc/invoke.texi: Remove reference to compiler internals from
2455 * reg-notes.def: Remove REG_VALUE_PROFILE.
2456 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
2458 2011-02-05 Jakub Jelinek <jakub@redhat.com>
2461 * varasm.c (default_section_type_flags): If decl is NULL,
2462 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
2464 2011-02-05 Jie Zhang <jie@codesourcery.com>
2467 * web.c (entry_register): Don't clobber the number of the
2468 first uninitialized reference in used[].
2470 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
2472 PR tree-optimization/46194
2473 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
2474 (build_classic_dist_vector_1): Do not represent classic distance
2475 vectors when the access functions are variating in different loops.
2477 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2479 * config/mips/iris6.opt: New.
2480 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
2482 2011-02-04 Richard Henderson <rth@redhat.com>
2483 Steve Ellcey <sje@cup.hp.com>
2486 * config/ia64/predicates.md (mux1_brcst_element): New.
2487 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
2488 * config/ia64/ia64.c (ia64_unpack_assemble): New.
2489 (ia64_unpack_sign): New.
2490 (ia64_expand_unpack): Rewrite using new routines.
2491 (ia64_expand_widen_sum): Ditto.
2492 (ia64_expand_dot_prod_v8qi): Ditto.
2493 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
2494 routines, add endian check.
2495 (pmpy2_even): Rename from pmpy2_r, add endian check.
2496 (pmpy2_odd): Rename from pmpy2_l, add endian check.
2497 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
2498 (vec_widen_smult_hi_v4hi): Ditto.
2499 (vec_widen_umult_lo_v4hi): Ditto.
2500 (vec_widen_umult_hi_v4hi): Ditto.
2501 (mulv2si3): Change endian checks.
2502 (sdot_prodv4hi): Rewrite with new calls.
2503 (udot_prodv4hi): New.
2504 (vec_pack_ssat_v4hi): Add endian check.
2505 (vec_pack_usat_v4hi): Ditto.
2506 (vec_pack_ssat_v2si): Ditto.
2507 (max1_even): Rename from max1_r, add endian check.
2508 (max1_odd): Rename from max1_l, add endian check.
2509 (*mux1_rev): Format change.
2511 (*mux1_shuf): Ditto.
2513 (*mux1_brcst_v8qi): Use new predicate.
2514 (vec_extract_evenv8qi): Remove endian check.
2515 (vec_extract_oddv8qi): Ditto.
2516 (vec_interleave_lowv4hi): Format change.
2517 (vec_interleave_highv4hi): Ditto.
2518 (mix2_even): Rename from mix2_r, add endian check.
2519 (mix2_odd): Rename from mux2_l, add endian check.
2520 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
2521 (vec_extract_evenodd_helper): Format change.
2522 (vec_extract_evenv4hi): Remove endian check.
2523 (vec_extract_oddv4hi): Remove endian check.
2524 (vec_interleave_lowv2si): Format change.
2525 (vec_interleave_highv2si): Format change.
2526 (vec_initv2si): Remove endian check.
2527 (vecinit_v2si): Add endian check.
2528 (reduc_splus_v2sf): Add endian check.
2529 (reduc_smax_v2sf): Ditto.
2530 (reduc_smin_v2sf): Ditto.
2531 (vec_initv2sf): Remove endian check.
2532 (fpack): Add endian check.
2533 (fswap): Add endian check.
2534 (vec_interleave_highv2sf): Add endian check.
2535 (vec_interleave_lowv2sf): Add endian check.
2536 (fmix_lr): Add endian check.
2537 (vec_setv2sf): Format change.
2538 (*vec_extractv2sf_0_be): Use shift to extract operand.
2539 (*vec_extractv2sf_1_be): New.
2540 (vec_pack_trunc_v4hi): Add endian check.
2541 (vec_pack_trunc_v2si): Format change.
2543 2011-02-04 Jakub Jelinek <jakub@redhat.com>
2546 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
2547 do bb, locus and block comparison and disallow loads if it is not set.
2548 (stmt_is_replaceable_p): New function.
2549 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
2551 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
2552 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
2554 * tree-flow.h (stmt_is_replaceable_p): New prototype.
2556 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2558 * config/rs6000/xilinx.opt: New.
2559 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
2561 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2563 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
2565 2011-02-03 Anatoly Sokolov <aesok@post.ru>
2567 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
2568 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
2569 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
2570 secondary_reload_info, xtensa_secondary_reload): Remove.
2571 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
2572 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
2573 (xtensa_preferred_reload_class): Make static. Change return and
2574 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
2575 Use CONST_DOUBLE_P predicate.
2576 (xtensa_preferred_output_reload_class): New function.
2577 (xtensa_secondary_reload): Make static.
2579 2011-02-03 Joseph Myers <joseph@codesourcery.com>
2581 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
2582 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
2583 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
2585 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2588 * output.h (SECTION_RELRO): Define.
2589 (SECTION_MACH_DEP): Adjust.
2590 (get_variable_section): New prototype.
2591 * varpool.c (varpool_finalize_named_section_flags): New function.
2592 (varpool_assemble_pending_decls): Call it.
2593 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
2594 * cgraphunit.c (cgraph_output_in_order): Call
2595 varpool_finalize_named_section_flags.
2596 * varasm.c (get_section): Allow section flags conflicts between
2597 relro and read-only sections if the section hasn't been declared yet.
2598 Set SECTION_OVERRIDE after diagnosing section type conflict.
2599 (get_variable_section): No longer static.
2600 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
2601 readonly sections that need relocations.
2602 (decl_readonly_section_1): New function.
2603 (decl_readonly_section): Use it.
2606 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
2607 Steve Ellcey <sje@cup.hp.com>
2610 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
2611 if section attribute used.
2613 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2615 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
2616 * config/darwin.c (SECTION_NO_ANCHOR): Define.
2617 (darwin_init_sections): Remove assertion.
2619 2011-02-03 Nick Clifton <nickc@redhat.com>
2621 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
2623 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
2624 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
2625 instead of "n" and "pz".
2626 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
2629 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2632 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
2633 fma, expand FMA_EXPR as fma{,f,l} call.
2636 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
2637 copy them into a unsigned char variable and pass address of it to
2638 lto_output_data_stream.
2641 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
2642 around backend_init_target and lang_dependent_init_target calls.
2643 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
2644 (verify_cgraph_node): Don't call set_cfun here. Use
2645 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
2646 Set error_found for incorrectly represented calls to thunks.
2648 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2651 PR rtl-optimization/43494
2652 * rtl.h (for_each_inc_dec_fn): New type.
2653 (for_each_inc_dec): Declare.
2654 * rtlanal.c (struct for_each_inc_dec_ops): New type.
2655 (for_each_inc_dec_find_inc_dec): New fn.
2656 (for_each_inc_dec_find_mem): New fn.
2657 (for_each_inc_dec): New fn.
2658 * dse.c (struct insn_size): Remove.
2659 (replace_inc_dec, replace_inc_dec_mem): Remove.
2660 (emit_inc_dec_insn_before): New fn.
2661 (check_for_inc_dec): Use it, along with for_each_inc_dec.
2662 (canon_address): Pass mem modes to cselib_lookup.
2663 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
2664 (cselib_lookup_from_insn): Likewise.
2665 (cselib_subst_to_values): Likewise.
2666 * cselib.c (find_slot_memmode): New var.
2667 (cselib_find_slot): New fn. Use it instead of
2668 htab_find_slot_with_hash everywhere.
2669 (entry_and_rtx_equal_p): Use find_slot_memmode.
2670 (autoinc_split): New fn.
2671 (rtx_equal_for_cselib_p): Rename and implement in terms of...
2672 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
2673 Deal with autoinc. Special-case recursion into MEMs.
2674 (cselib_hash_rtx): Likewise.
2675 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
2676 address and MEM modes.
2677 (cselib_subst_to_values): Add memmode, pass it on.
2679 (cselib_lookup): Add memmode argument, pass it on.
2680 (cselib_lookup_from_insn): Add memmode.
2681 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
2682 (struct cselib_record_autoinc_data): New.
2683 (cselib_record_autoinc_cb): New fn.
2684 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
2685 mode to cselib_lookup. Reset autoinced REGs here instead of...
2686 (cselib_process_insn): ... here.
2687 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
2689 (add_uses): Likewise, also to cselib_subst_to_values.
2690 (add_stores): Likewise.
2691 * sched-deps.c (add_insn_mem_dependence): Pass mode to
2692 cselib_subst_to_values.
2693 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
2694 * gcse.c (do_local_cprop): Adjusted.
2695 * postreload.c (reload_cse_simplify_set): Adjusted.
2696 (reload_cse_simplify_operands): Adjusted.
2697 * sel-sched-dump (debug_mem_addr_value): Pass mode.
2699 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2701 PR tree-optimization/45122
2702 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
2703 unsafe assumptions when there's more than one loop exit.
2705 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2708 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
2709 Document using vector double with the load/store builtins, and
2710 that the load/store builtins always use Altivec instructions.
2712 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
2713 to use altivec memory instructions, even on VSX.
2714 (vector_altivec_store_<mode>): Ditto.
2716 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
2719 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2720 V2DF, V2DI support to load/store overloaded builtins.
2722 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
2723 altivec load/store builtins for V2DF/V2DI types.
2725 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
2726 set avoid indexed addresses on power6 if -maltivec.
2727 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
2728 vector_altivec_load/vector_altivec_store builtins.
2729 (altivec_expand_st_builtin): Ditto.
2730 (altivec_expand_builtin): Add VSX memory builtins.
2731 (rs6000_init_builtins): Add V2DI types to internal types.
2732 (altivec_init_builtins): Add support for V2DF/V2DI altivec
2733 load/store builtins.
2734 (rs6000_address_for_altivec): Insure memory address is appropriate
2737 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
2738 vec_vsx_ld and vec_vsx_st.
2739 (vsx_store_<mode>): Ditto.
2741 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
2742 variables to hold long long types for VSX vector memory builtins.
2743 (RS6000_BTI_unsigned_long_long): Ditto.
2744 (long_long_integer_type_internal_node): Ditti.
2745 (long_long_unsigned_type_internal_node): Ditti.
2747 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
2748 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
2749 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
2751 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
2753 (vec_vsx_st): Ditto.
2755 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2757 * config/pa/pa-hpux10.opt: New.
2758 * config/hpux11.opt (pthread): New Driver option.
2759 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
2760 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
2762 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2764 * config/ia64/vms.opt: New.
2765 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
2767 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2770 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
2771 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
2772 generator functions.
2773 (vsx_floatuns<VSi><mode>2): Ditto.
2774 (vsx_fix_trunc<mode><VSi>2): Ditto.
2775 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
2777 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2779 * config/i386/djgpp.opt (posix): New Driver option.
2781 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2783 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
2784 Move to the unsupported targets list.
2786 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
2788 PR rtl-optimization/47525
2789 * df-scan.c: Update copyright years.
2790 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
2791 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
2793 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2795 * config/i386/sysv4.h (TARGET_VERSION): Remove.
2796 (SUBTARGET_RETURN_IN_MEMORY): Remove.
2797 (ASM_OUTPUT_ASCII): Remove.
2798 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
2800 2011-02-02 Jeff Law <law@redhat.com>
2803 * reload.c (find_reloads_address): Handle reg+d address where both
2804 components are invalid by reloading the entire address.
2806 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2807 Richard Guenther <rguenther@suse.de>
2809 PR tree-optimization/40979
2811 * passes.c (init_optimization_passes): After LIM call copy_prop
2812 and DCE to clean up.
2813 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
2815 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2817 PR tree-optimization/47576
2818 PR tree-optimization/47555
2819 * doc/invoke.texi (scev-max-expr-complexity): Documented.
2820 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2821 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
2822 * tree-scalar-evolution.c (follow_ssa_edge): Use
2823 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
2825 2011-02-02 Richard Guenther <rguenther@suse.de>
2827 PR tree-optimization/47566
2828 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
2830 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2834 * tree-inline.c (declare_return_variable): Remove unused caller
2839 * tree-flow-inline.h (clear_is_used, is_used_p): New.
2840 * cfgexpand.c (account_used_vars_for_block): Use them.
2841 * tree-nrv.c (tree_nrv): Likewise.
2842 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
2843 (dump_scope_block): Likewise.
2844 (remove_unused_locals): Likewise.
2848 * tree-inline.c (declare_return_variable): Add result decl to
2849 local decls only once.
2850 * gimple-low.c (record_vars_into): Mark newly-created variables
2853 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2859 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2861 (no_real_insns_p, schedule_block, set_priorities): Drop special
2862 treatment of boundary debug insns.
2863 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2864 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
2865 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2866 (BOUNDARY_DEBUG_INSN_P): Likewise.
2867 (SCHEDULE_DEBUG_INSN_P): Likewise.
2868 * sched-rgn.c (init_ready_list): Drop special treatment of
2869 boundary debug insns.
2870 * final.c (rest_of_clean_state): Clear notes' BB.
2872 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2874 * config/openbsd.opt (assert=): New Driver option.
2876 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2878 * config/i386/nto.opt: New.
2879 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
2881 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2883 * config/i386/netware.opt: New.
2884 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
2886 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2888 * config/interix.opt (posix): New Driver option.
2890 2011-02-01 DJ Delorie <dj@redhat.com>
2892 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
2894 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
2897 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
2899 PR tree-optimization/47561
2900 * toplev.c (process_options): Print the Graphite flags. Add
2901 flag_loop_flatten to the list of options requiring Graphite.
2903 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2905 * config/i386/cygming.opt (posix): New Driver option.
2907 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2909 * config/arm/vxworks.opt: New.
2910 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
2912 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2914 * config/alpha/elf.opt: New.
2915 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
2916 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
2918 2011-02-01 Richard Guenther <rguenther@suse.de>
2920 PR tree-optimization/47559
2921 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
2922 store-motion on references that can throw.
2924 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
2926 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
2927 * tree-pass.h (TDF_CSELIB): New macro.
2928 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
2929 cselib_lookup): Check for it rather than for TDF_DETAILS.
2931 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
2934 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
2937 * opts.c (finish_options): Don't add x_aux_base_name if it is
2940 2011-02-01 Richard Guenther <rguenther@suse.de>
2942 PR tree-optimization/47555
2944 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
2946 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2948 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
2951 * config/lm32/t-lm32: Add multilib for all CPU options.
2953 2011-02-01 Richard Guenther <rguenther@suse.de>
2955 PR tree-optimization/47541
2956 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2957 sure to have a field at offset zero.
2959 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2961 * config/arc/arc.opt (EB, EL): New Driver options.
2963 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2965 * config/alpha/osf5.opt: New.
2966 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
2968 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2970 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
2972 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
2974 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
2976 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
2977 is an alias of -floop-interchange and that it requires the
2978 Graphite infrastructure.
2979 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
2980 flag_loop_interchange based on the value of flag_tree_loop_linear.
2982 2011-01-31 Jakub Jelinek <jakub@redhat.com>
2983 Richard Guenther <rguenther@suse.de>
2985 PR tree-optimization/47538
2986 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
2987 type instead of r1type, except for comparisons. For right
2988 shifts and comparisons punt if there are mismatches in
2989 sizetype vs. non-sizetype types.
2991 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2993 * doc/sourcebuild.texi (Effective-Target Keywords): Document
2996 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2998 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
3000 * configure: Regenerate.
3002 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3004 * configure.ac (gcc_cv_ld_static_option): Define.
3005 (gcc_cv_ld_dynamic_option): Define.
3006 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
3008 (HAVE_LD_STATIC_DYNAMIC): Update message.
3009 (LD_STATIC_OPTION): Define.
3010 (LD_DYNAMIC_OPTION): Define.
3011 * configure: Regenerate.
3012 * config.in: Regenerate.
3013 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
3014 HAVE_LD_STATIC_DYNAMIC]: Use them.
3016 2011-01-31 Nick Clifton <nickc@redhat.com>
3018 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
3019 registers inside interrupt handlers if the handler is not a leaf
3022 2011-01-31 Nick Clifton <nickc@redhat.com>
3024 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
3025 reg_renumber returning an INVALID_REGNUM.
3027 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
3030 * doc/install.texi: Document host options discarded when cross
3031 configuring target libraries.
3033 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
3036 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
3039 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
3041 (no_real_insns_p, schedule_block, set_priorities): Drop special
3042 treatment of boundary debug insns.
3043 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
3044 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
3045 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
3046 (BOUNDARY_DEBUG_INSN_P): Likewise.
3047 (SCHEDULE_DEBUG_INSN_P): Likewise.
3048 * sched-rgn.c (init_ready_list): Drop special treatment of
3049 boundary debug insns.
3050 * final.c (rest_of_clean-state): Clear notes' BB.
3052 2011-01-31 Alan Modra <amodra@gmail.com>
3054 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
3055 toc relative expressions as we do in print_operand_address.
3057 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
3059 * doc/extend.texi: Follow spelling conventions.
3060 * doc/invoke.texi: Fix a typo.
3062 2011-01-30 Joseph Myers <joseph@codesourcery.com>
3064 * config/hpux11.opt: New.
3065 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
3066 ia64*-*-hpux*): Use hpux11.opt.
3068 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
3070 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
3073 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
3075 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
3078 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
3080 * doc/install.texi (Binaries): Remove outdated reference for
3081 Motorola 68HC11/68HC12 downloads.
3083 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
3085 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
3088 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
3091 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
3094 2011-01-28 Ahmad Sharif <asharif@google.com>
3096 * value-prof.c (check_counter): Corrected error message.
3098 2011-01-29 Jie Zhang <jie@codesourcery.com>
3100 * config/arm/arm.c (arm_legitimize_reload_address): New.
3101 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
3102 arm_legitimize_reload_address.
3103 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
3105 2011-01-28 Ian Lance Taylor <iant@google.com>
3107 * godump.c (go_define): Ignore macros whose definitions include
3108 two adjacent operands.
3110 2011-01-28 Jakub Jelinek <jakub@redhat.com>
3113 * varasm.c (force_const_mem): Store copy of x in desc->constant
3114 instead of x itself.
3115 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
3116 itself into REG_EQUAL note.
3118 2011-01-28 Joseph Myers <joseph@codesourcery.com>
3120 * config/freebsd.opt (posix, rdynamic): New Driver options.
3122 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3124 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
3126 * configure: Regenerate.
3128 2011-01-27 Joseph Myers <joseph@codesourcery.com>
3130 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
3131 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
3133 2011-01-27 Anatoly Sokolov <aesok@post.ru>
3135 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
3136 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
3137 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
3138 (s390_preferred_reload_class): Make static. Change return and
3139 'rclass' argument type to reg_class_t.
3141 2011-01-27 Jan Hubicka <jh@suse.cz>
3144 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
3145 (process_function_and_variable_attributes): Check defined weakrefs.
3147 2011-01-27 Martin Jambor <mjambor@suse.cz>
3149 PR tree-optimization/47228
3150 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
3151 build_ref_for_offset.
3153 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3155 * config/spu/spu-elf.h (ASM_SPEC): Remove.
3157 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
3159 PR rtl-optimization/46856
3160 * postreload.c (reload_combine_recognize_const_pattern): Do not
3161 separate cc0 setter and user on cc0 targets.
3163 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
3166 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
3167 passed a VOID_TYPE expression, immediately emit an error and
3168 return error_mark_node.
3170 2011-01-26 Jeff Law <law@redhat.com>
3172 PR rtl-optimization/47464
3173 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
3174 rather than may_trap_p as needed.
3176 2011-01-26 DJ Delorie <dj@redhat.com>
3178 PR rtl-optimization/46878
3179 * combine.c (insn_a_feeds_b): Check for the implicit cc0
3180 setter/user dependency as well.
3182 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
3184 PR rtl-optimization/44469
3185 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
3186 after removing trivially dead basic blocks.
3188 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3190 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
3191 * config/frv/frv.h (LINK_SPEC): Likewise.
3192 * config/i386/netware.h (LINK_SPEC): Likewise.
3193 * config/m68k/linux.h (ASM_SPEC): Likewise.
3194 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
3195 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3196 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3197 * config/sparc/linux.h (ASM_SPEC): Likewise.
3198 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3199 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3201 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3203 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
3204 * config/frv/frv.h (ASM_SPEC): Likewise.
3205 * config/m68k/linux.h (ASM_SPEC): Likewise.
3206 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
3207 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
3208 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3209 * config/sparc/linux.h (ASM_SPEC): Likewise.
3210 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3211 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3213 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3215 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
3216 * config/frv/frv.h (LINK_SPEC): Likewise.
3217 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3219 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3221 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
3222 * config/frv/frv.h (ASM_SPEC): Likewise.
3223 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
3224 * config/m68k/linux.h (ASM_SPEC): Likewise.
3225 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
3226 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
3227 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3228 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
3229 * config/sparc/linux.h (ASM_SPEC): Likewise.
3230 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3231 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3232 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
3234 2011-01-26 Steve Ellcey <sje@cup.hp.com>
3237 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
3239 (vec_extract_evenodd_help): Ditto.
3240 (vec_extract_evenv4hi): Ditto.
3241 (vec_extract_oddv4hi): Ditto.
3242 (vec_interleave_lowv2si): Ditto.
3243 (vec_interleave_highv2si): Ditto.
3244 (vec_extract_evenv2si): Ditto.
3245 (vec_extract_oddv2si: Ditto.
3246 (vec_pack_trunc_v2si): Ditto.
3248 2011-01-22 Jan Hubicka <jh@suse.cz>
3251 * cgraph.h (cgraph_local_info): New field can_change_signature.
3252 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
3253 signature can change.
3254 (ipcp_estimate_growth): Call sequence simplify only if calle signature
3256 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
3257 (cgraph_function_versioning): We can not change signature of functions
3258 that don't allow that.
3259 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
3260 (lto_input_node): Likewise.
3261 * ipa-inline.c (compute_inline_parameters): Compute
3262 local.can_change_signature.
3263 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
3264 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
3265 functions that can not change signature.
3266 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
3267 init_cumulative_args): Do not use local calling conventions
3268 for functions that can not change signature.
3270 2011-01-22 Jan Hubicka <jh@suse.cz>
3272 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
3274 2011-01-26 Richard Guenther <rguenther@suse.de>
3276 PR tree-optimization/47190
3277 * cgraphunit.c (process_common_attributes): New function.
3278 (process_function_and_variable_attributes): Use it.
3280 2011-01-26 Richard Guenther <rguenther@suse.de>
3283 * cgraphbuild.c (record_eh_tables): Record reference to personality
3286 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
3289 * sel-sched.c (moveup_expr): Don't let debug insns prevent
3290 non-debug insns from moving up.
3292 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
3295 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
3296 t-dlldir{,-x} fragment for build and add it to tmake_file.
3297 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
3298 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
3299 * config/i386/t-dlldir: New file.
3300 (SHLIB_DLLDIR): Define.
3301 * config/i386/t-dlldir-x: New file.
3302 (SHLIB_DLLDIR): Define.
3303 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
3304 (SHLIB_INSTALL): Use it.
3306 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
3309 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
3310 lower bound of the allowed Thumb-2 coprocessor load/store
3311 index range to -256. Add explaining comment.
3313 2011-01-25 Ian Lance Taylor <iant@google.com>
3315 * godump.c (go_define): Improve lexing of macro expansion to only
3316 accept expressions which match Go spec.
3318 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
3321 * tree.c (handle_dll_attribute): Handle it.
3322 * doc/extend.texi (@item dllexport): Mention it.
3323 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
3325 2011-01-25 Ian Lance Taylor <iant@google.com>
3327 PR tree-optimization/26854
3328 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
3329 (decl_jump_unsafe): Move higher in file, with no other change.
3330 (bind): Set has_jump_unsafe_decl if appropriate.
3331 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
3332 (check_earlier_gotos): Likewise.
3333 (c_check_switch_jump_warnings): Likewise.
3335 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
3337 * doc/invoke.texi (Warning Options): Add missing hyphen.
3338 (-fprofile-dir): Minor grammatical fixes.
3339 (-fbranch-probabilities): Likewise.
3341 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
3345 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
3347 (no_real_insns_p, schedule_block, set_priorities): Drop special
3348 treatment of boundary debug insns.
3349 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
3350 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
3351 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
3352 (BOUNDARY_DEBUG_INSN_P): Likewise.
3353 (SCHEDULE_DEBUG_INSN_P): Likewise.
3354 * sched-rgn.c (init_ready_list): Drop special treatment of
3355 boundary debug insns.
3356 * final.c (rest_of_clean-state): Clear notes' BB.
3358 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3360 * Makefile.in (LAMBDA_H): Removed.
3361 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
3362 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
3363 lambda-trans.o, and tree-loop-linear.o.
3364 (lto-symtab.o): Remove dependence on LAMBDA_H.
3365 (tree-loop-linear.o): Remove rule.
3366 (lambda-mat.o): Same.
3367 (lambda-trans.o): Same.
3368 (lambda-code.o): Same.
3369 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
3370 (tree-vect-slp.o): Same.
3371 * hwint.h (gcd): Moved here.
3372 (least_common_multiple): Same.
3373 * lambda-code.c: Removed.
3374 * lambda-mat.c: Removed.
3375 * lambda-trans.c: Removed.
3376 * lambda.h: Removed.
3377 * tree-loop-linear.c: Removed.
3378 * lto-symtab.c: Do not include lambda.h.
3379 * omega.c (gcd): Removed.
3380 * passes.c (init_optimization_passes): Remove pass_linear_transform.
3381 * tree-data-ref.c (print_lambda_vector): Moved here.
3382 (lambda_vector_copy): Same.
3383 (lambda_matrix_copy): Same.
3384 (lambda_matrix_id): Same.
3385 (lambda_vector_first_nz): Same.
3386 (lambda_matrix_row_add): Same.
3387 (lambda_matrix_row_exchange): Same.
3388 (lambda_vector_mult_const): Same.
3389 (lambda_vector_negate): Same.
3390 (lambda_matrix_row_negate): Same.
3391 (lambda_vector_equal): Same.
3392 (lambda_matrix_right_hermite): Same.
3393 * tree-data-ref.h: Do not include lambda.h.
3394 (lambda_vector): Moved here.
3395 (lambda_matrix): Same.
3396 (dependence_level): Same.
3397 (lambda_transform_legal_p): Removed declaration.
3398 (lambda_collect_parameters): Same.
3399 (lambda_compute_access_matrices): Same.
3400 (lambda_vector_gcd): Same.
3401 (lambda_vector_new): Same.
3402 (lambda_vector_clear): Same.
3403 (lambda_vector_lexico_pos): Same.
3404 (lambda_vector_zerop): Same.
3405 (lambda_matrix_new): Same.
3406 * tree-flow.h (least_common_multiple): Removed declaration.
3407 * tree-parloops.c (lambda_trans_matrix): Moved here.
3409 (LTM_ROWSIZE): Same.
3410 (LTM_COLSIZE): Same.
3411 (LTM_DENOMINATOR): Same.
3412 (lambda_trans_matrix_new): Same.
3413 (lambda_matrix_vector_mult): Same.
3414 (lambda_transform_legal_p): Same.
3415 * tree-pass.h (pass_linear_transform): Removed declaration.
3416 * tree-ssa-loop.c (tree_linear_transform): Removed.
3417 (gate_tree_linear_transform): Removed.
3418 (pass_linear_transform): Removed.
3419 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
3420 flag_loop_interchange.
3422 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3424 PR tree-optimization/47265
3425 PR tree-optimization/47443
3426 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
3427 if name still has some uses.
3429 2011-01-25 Martin Jambor <mjambor@suse.cz>
3431 PR tree-optimization/47382
3432 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
3433 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
3435 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
3437 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
3438 sjlj_except_unwind_info.
3440 2011-01-25 Richard Guenther <rguenther@suse.de>
3442 PR tree-optimization/47426
3443 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
3444 visible functions results escape.
3446 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3449 * config/arm/arm.c (any_sibcall_uses_r3): New function.
3450 (arm_get_frame_offsets): Use it.
3452 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3453 Jakub Jelinek <jakub@redhat.com>
3455 PR tree-optimization/47271
3456 * tree-if-conv.c (bb_postdominates_preds): New.
3457 (if_convertible_bb_p): Call bb_postdominates_preds.
3458 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
3459 (predicate_scalar_phi): Call bb_postdominates_preds.
3461 2011-01-25 Nick Clifton <nickc@redhat.com>
3463 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
3464 * config/rx/rx.c (rx_function_value): Likewise.
3465 (rx_promote_function_mode): Likewise.
3466 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
3467 in order to make it legitimate.
3468 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
3469 make sure that the first operand is the same as the result register.
3470 (addsi3_unspec): Delete.
3471 (subdi3): Do not accept immediate operands.
3472 (subdi3_internal): Likewise.
3474 2011-01-25 Jeff Law <law@redhat.com>
3476 PR rtl-optimization/37273
3477 * ira-costs.c (scan_one_insn): Detect constants living in memory and
3478 handle them like argument loads from stack slots. Do not double
3479 count memory for memory constants and argument loads from stack slots.
3481 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3483 PR tree-optimization/47427
3484 PR tree-optimization/47428
3485 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3486 coalesce if the new root var would be TREE_READONLY.
3488 2011-01-25 Richard Guenther <rguenther@suse.de>
3491 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
3492 correct type for TBAA.
3494 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3496 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
3497 (close_phi_written_to_memory): Call for_each_index with
3498 dr_indices_valid_in_loop.
3500 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3502 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
3503 when it is initialized.
3505 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3507 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
3508 call to graphite_find_data_references_in_stmt.
3509 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
3510 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
3511 call to graphite_find_data_references_in_stmt.
3512 (analyze_drs_in_stmts): Same.
3513 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
3514 in which the scalar analysis of indices is performed.
3515 (create_data_ref): Same. Update call to dr_analyze_indices.
3516 (find_data_references_in_stmt): Update call to create_data_ref.
3517 (graphite_find_data_references_in_stmt): Same.
3518 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
3520 (create_data_ref): Same.
3521 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
3522 call to create_data_ref.
3524 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3526 * graphite-sese-to-poly.c (build_poly_scop): Move
3527 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
3529 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3531 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
3532 VAR_DECL, PARM_DECL, and RESULT_DECL.
3534 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3536 * graphite-dependences.c (reduction_dr_1): Allow several reductions
3538 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
3539 that have already been marked as PBB_IS_REDUCTION.
3541 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3543 * graphite-scop-detection.c (same_close_phi_node): New.
3544 (remove_duplicate_close_phi): New.
3545 (make_close_phi_nodes_unique): New.
3546 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
3548 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3550 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
3551 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
3552 of both data references to be the same.
3554 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3556 * graphite-dependences.c (build_lexicographical_constraint): Remove
3558 (build_lexicographical_constraint): Adjust call to
3559 ppl_powerset_is_empty.
3560 (dependence_polyhedron): Same.
3561 (graphite_legal_transform_dr): Same.
3562 (graphite_carried_dependence_level_k): Same.
3563 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
3565 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
3567 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3569 * graphite-sese-to-poly.c
3570 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
3571 (close_phi_written_to_memory): New.
3572 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
3575 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3577 * doc/install.texi: Update the expected version number of PPL to 0.11.
3578 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
3579 #if PPL_VERSION_MINOR < 11.
3581 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3583 * graphite-dependences.c: Include graphite-cloog-util.h.
3584 (new_poly_ddr): Inlined into dependence_polyhedron.
3585 (free_poly_ddr): Moved close by new_poly_ddr.
3586 (dependence_polyhedron_1): Renamed dependence_polyhedron.
3587 Early return NULL when ppl_powerset_is_empty returns true.
3588 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
3589 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
3590 (graphite_legal_transform_dr): Call new_poly_ddr.
3591 (graphite_carried_dependence_level_k): Same.
3592 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
3593 (dot_transformed_deps_stmt_1): Removed.
3594 (dot_deps_stmt_1): Call dot_deps_stmt_2.
3595 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
3596 (dot_deps_1): Call dot_deps_2.
3597 * Makefile.in (graphite-dependences.o): Add missing dependence on
3598 graphite-cloog-util.h.
3600 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3602 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
3603 (build_lexicographical_constraint): Same.
3604 (dependence_polyhedron_1): Same.
3605 (graphite_legal_transform_dr): Same.
3606 (graphite_carried_dependence_level_k): Same.
3607 * graphite-ppl.c (ppl_powerset_is_empty): New.
3608 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
3609 * tree-data-ref.c (dump_data_reference): Print the basic block index.
3611 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3613 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
3614 the "a followed by b" relation and document it.
3616 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3618 * graphite-dependences.c (build_lexicographical_constraint): Stop the
3619 iteration when the bag of constraints is empty.
3621 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3623 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
3625 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3627 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
3628 nest and two loop depths as parameters.
3629 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
3630 lst_perfect_nestify.
3632 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3634 * graphite-dependences.c (print_pddr): Call
3635 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
3637 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3639 * graphite-ppl.c (debug_gmp_value): New.
3640 * graphite-ppl.h (debug_gmp_value): Declared.
3642 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
3644 * doc/install.texi: Document availability of cloog-0.16.
3646 2011-01-25 Vladimir Kargov <kargov@gmail.com>
3648 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
3649 invalid postdominance info.
3651 2011-01-24 Jan Hubicka <jh@suse.cz>
3654 * doc/extend.texi (weak pragma): Drop claim that it must
3655 appear before definition.
3656 * varasm.c (merge_weak, declare_weak): Only sanity check
3657 that DECL is not output at a time it is declared weak.
3659 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
3661 * machmode.def: Fixed comments.
3663 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
3665 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
3667 2011-01-24 Paul Koning <ni1d@arrl.net>
3669 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
3672 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
3675 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
3676 (block_info): Add scanned and prev.
3677 (move_or_delete_vzeroupper_2): Return if the basic block
3678 has been scanned and the upper 128bit state is unchanged
3680 (move_or_delete_vzeroupper_1): Return true if the exit
3682 (move_or_delete_vzeroupper): Visit basic blocks using the
3683 work-list based algorithm based on vt_find_locations in
3686 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
3688 2011-01-24 Nick Clifton <nickc@redhat.com>
3690 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
3691 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
3692 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
3693 then define __v850e1__.
3694 * doc/invoke.texi: Document -mv850es.
3696 2011-01-24 Richard Henderson <rth@redhat.com>
3698 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
3699 compound unordered comparisons.
3700 * config/rx/rx.c (rx_split_fp_compare): Remove.
3701 * config/rx/rx-protos.h: Update.
3702 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
3703 (cbranchsf4): Don't call rx_split_fp_compare.
3704 (*cbranchsf4): Use rx_split_cbranch.
3705 (*cmpsf): Don't accept "i" constraint.
3706 (*conditional_branch): Only valid after reload.
3707 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
3709 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3712 * config/rs6000/altivec.md (vector constant splitters): Add
3713 support for creating vector single precision constants if -mvsx is
3714 used and we would create the constant using Altivec primitives.
3716 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
3717 Richard Sandiford <rdsandiford@googlemail.com>
3719 PR rtl-optimization/47166
3720 * reload1.c (emit_reload_insns): Disable the spill_reg_store
3721 mechanism for PRE_MODIFY and POST_MODIFY.
3722 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
3725 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
3727 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
3729 2011-01-22 Jan Hubicka <jh@suse.cz>
3732 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
3734 2011-01-22 Jan Hubicka <jh@suse.cz>
3736 PR tree-optimization/43884
3738 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
3739 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
3741 2011-01-22 Anatoly Sokolov <aesok@post.ru>
3743 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
3744 * config/s390/s390.c (s390_register_move_cost,
3745 s390_memory_move_cost): New.
3746 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
3748 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3751 * except.c (sjlj_assign_call_site_values): Move setting the
3752 crtl->uses_eh_lsda flag to ...
3753 (sjlj_mark_call_sites): ... here.
3754 (sjlj_emit_function_enter): Support NULL dispatch label.
3755 (sjlj_build_landing_pads): In a function with no landing pads
3756 that still has must-not-throw regions, generate code to register
3757 a personality function with empty LSDA.
3759 2011-01-21 Richard Henderson <rth@redhat.com>
3761 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
3763 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
3765 * compare-elim.c: New file.
3766 * Makefile.in (OBJS-common): Add it.
3767 (compare-elim.o): New.
3768 * common.opt (fcompare-elim): New.
3769 * opts.c (default_options_table): Add OPT_fcompare_elim.
3770 * tree-pass.h (pass_compare_elim_after_reload): New.
3771 * passes.c (init_optimization_passes): Add it.
3772 * recog.h: Protect against re-inclusion.
3773 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
3774 * doc/invoke.texi (-fcompare-elim): Document it.
3775 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
3776 * doc/tm.texi: Rebuild.
3778 2011-01-22 Nick Clifton <nickc@redhat.com>
3780 * config/rx/rx.md (cstoresf4): Pass comparison operator to
3781 rx_split_fp_compare.
3783 2011-01-22 Nick Clifton <nickc@redhat.com>
3785 * config/rx/rx.md (UNSPEC_CONST): New.
3786 (deallocate_and_return): Wrap the amount popped off the stack in
3787 an UNSPEC_CONST in order to stop it being rejected by
3788 -mmax-constant-size.
3789 (pop_and_return): Add a "(return)" rtx.
3790 (call): Drop the immediate operand.
3791 (call_internal): Likewise.
3792 (call_value): Likewise.
3793 (call_value_internal): Likewise.
3794 (sibcall_internal): Likewise.
3795 (sibcall_value_internal): Likewise.
3796 (sibcall): Likewise. Generate an explicit call using
3798 (sibcall_value): Likewise.
3799 (mov<>): FAIL if a constant operand is not legitimate.
3800 (addsi3_unpsec): New pattern.
3802 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
3803 (ok_for_max_constant): New function.
3804 (gen_safe_add): New function.
3805 (rx_expand_prologue): Use gen_safe_add.
3806 (rx_expand_epilogue): Likewise.
3807 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
3810 2011-01-21 Jeff Law <law@redhat.com>
3812 PR tree-optimization/47053
3813 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
3814 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
3815 statements are deleted.
3816 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
3817 is nonempty, then purge dead edges and cleanup the CFG.
3819 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3823 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3825 * tree-dfa.c (create_var_ann): Mark variable as used.
3827 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3830 * except.c (convert_to_eh_region_ranges): Emit queued no-region
3831 notes from other section in hot/cold partitioning even if
3832 last_action is -3. Increment call_site_base.
3834 PR rtl-optimization/47366
3835 * fwprop.c (forward_propagate_into): Return bool. If
3836 any changes are made, -fnon-call-exceptions is used and
3837 REG_EH_REGION note is present, call purge_dead_edges
3838 and return true if it purged anything.
3839 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
3840 any EH edges were purged.
3842 2011-01-21 Jeff Law <law@redhat.com>
3844 PR rtl-optimization/41619
3845 * caller-save.c (setup_save_areas): Break out code to determine
3846 which hard regs are live across calls by examining the reload chains
3847 so that it is always used.
3848 Eliminate code which checked REG_N_CALLS_CROSSED.
3850 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3852 PR tree-optimization/47355
3853 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
3854 NOP has non-debug uses beyond PHIs in new_bb.
3856 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3859 * cfgexpand.c (account_used_vars_for_block): Only account vars
3860 that are annotated as used.
3861 (estimated_stack_frame_size): Don't set TREE_USED.
3862 * tree-dfa.c (create_var_ann): Mark variable as used.
3864 2011-01-21 Richard Guenther <rguenther@suse.de>
3867 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
3869 2011-01-21 Richard Guenther <rguenther@suse.de>
3871 PR tree-optimization/47365
3872 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
3873 (vn_reference_lookup_pieces): Adjust.
3874 (vn_reference_lookup): Likewise.
3875 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
3876 (vn_reference_lookup_3): Only look through kills if in
3877 VN_WALKREWRITE mode.
3878 (vn_reference_lookup_pieces): Adjust.
3879 (vn_reference_lookup): Likewise.
3880 (visit_reference_op_load): Likewise.
3881 (visit_reference_op_store): Likewise.
3882 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
3883 (compute_avail): Likewise.
3884 (eliminate): Likewise.
3886 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3888 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
3889 DECL_IGNORED_P non-reg vars if they are used.
3891 PR tree-optimization/47391
3892 * varpool.c (const_value_known_p): Return false if
3895 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
3898 * config/i386/i386.c (ix86_local_alignment): Handle
3899 case for va_list_type_node is nil.
3900 (ix86_canonical_va_list_type): Likewise.
3902 2011-01-21 Alan Modra <amodra@gmail.com>
3904 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
3905 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
3907 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3909 * config/arm/arm.md (define_attr type): Rename f_load
3910 and f_store to f_fpa_load and f_fpa_store. Update.
3911 (write_conflict): Deal with rename fallout.
3912 (*push_fp_multi): Likewise.
3913 * config/arm/fpa.md (f_load): Use f_fpa_load.
3914 (f_store): Use f_fpa_store.
3915 (*movsf_fpa): Likewise.
3916 (*movdf_fpa): Likewise.
3917 (*movxf_fpa): Likewise.
3918 (*thumb2_movsf_fpa): Likewise.
3919 (*thumb2_movdf_fpa): Likewise.
3920 (*thumb2_movxf_fpa): Likewise.
3921 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
3922 f_loadd and f_stored.
3923 (*thumb2_movdi_vfp): Likewise.
3924 (*thumb2_movsf_vfp): Fix attribute to f_loads.
3925 (*thumb2_movsi_vfp): Likewise.
3926 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
3927 Use f_loads instead of f_load.
3928 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
3930 2011-01-20 Anatoly Sokolov <aesok@post.ru>
3932 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3933 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
3934 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3935 (xtensa_mode_dependent_address_p): New function.
3936 (constantpool_address_p): Make static. Change return type to bool.
3937 Change argument type to const_rtx. Use CONST_INT_P predicate.
3939 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
3942 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
3944 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3947 * cfgexpand.c (expand_debug_expr): Instead of generating
3948 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
3951 2011-01-20 Richard Guenther <rguenther@suse.de>
3954 * tree-inline.c (remap_gimple_op_r): Recurse manually for
3955 the pointer operand of MEM_REFs.
3957 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3959 PR tree-optimization/46130
3960 * ipa-split.c (consider_split): If return_bb contains non-virtual
3961 PHIs other than for retval or if split_function would not adjust it,
3964 2011-01-20 Richard Guenther <rguenther@suse.de>
3966 PR tree-optimization/47167
3967 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3968 Revert previous change, only avoid enumeral type changes.
3970 2011-01-19 Mike Stump <mikestump@comcast.net>
3972 * doc/tm.texi.in (BRANCH_COST): Englishify.
3973 * doc/tm.texi (BRANCH_COST): Likewise.
3975 2011-01-19 Dodji Seketeli <dodji@redhat.com>
3978 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
3979 (gen_scheduled_generic_parms_dies): New functions.
3980 (gen_struct_or_union_type_die): Schedule template parameters DIEs
3981 generation for the end of CU compilation.
3982 (dwarf2out_finish): Generate template parameters DIEs here.
3984 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3987 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
3988 debug bind stmt on merge edges.
3990 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3994 * function.c (instantiate_expr): Instantiate incoming rtl of
3995 implicit arguments, and recurse on VALUE_EXPRs.
3996 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
3997 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
3999 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
4001 * c-parser.c (c_parser_for_statement): Initialize
4002 collection_expression.
4004 2011-01-19 Joseph Myers <joseph@codesourcery.com>
4006 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
4008 2011-01-19 Joseph Myers <joseph@codesourcery.com>
4010 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
4011 (LINK_SHLIB_SPEC): Don't use %(link_path).
4012 (SUBTARGET_EXTRA_SPECS): Remove link_path.
4014 2011-01-19 Joseph Myers <joseph@codesourcery.com>
4016 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
4017 (NO_SHARED_LIB_SUPPORT): Remove.
4018 (LINK_SHLIB_SPEC): Remove one conditional definition.
4020 2011-01-19 Joseph Myers <joseph@codesourcery.com>
4022 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
4024 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
4025 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
4026 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
4027 %{call_shared} and conditionals on these options not being passed.
4028 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
4031 2011-01-19 Jakub Jelinek <jakub@redhat.com>
4033 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
4036 * ipa-split.c: Spelling fixes.
4038 2011-01-19 Richard Henderson <rth@redhat.com>
4040 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
4041 (*mulsi3): Likewise.
4043 * longlong.h [__mn10300__] (count_leading_zeros): New.
4044 [__mn10300__] (umul_ppmm, smul_ppmm): New.
4045 [__mn10300__] (add_ssaaaa, subddmmss): New.
4046 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
4047 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
4049 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4051 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
4053 2011-01-19 Richard Henderson <rth@redhat.com>
4055 * config/mn10300/mn10300.md (addsi3_flags): New.
4056 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
4057 (subsi3_flags, subc_internal, subdi3): New.
4058 (subdi3_internal, *subdi3_degenerate): New.
4059 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
4061 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
4062 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
4063 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
4064 * config/mn10300/mn10300-protos.h: Update.
4065 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
4066 (return_ret): Likewise. Rename from return_internal_regs.
4067 (return_internal): Remove.
4069 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
4070 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
4071 (mn10300_legitimate_constant_p): Likewise.
4072 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
4073 (mn10300_frame_size): New.
4074 (mn10300_expand_prologue): Use it.
4075 (mn10300_expand_epilogue): Likewise.
4076 (mn10300_initial_offset): Likewise.
4077 * config/mn10300/mn10300-protos.h: Update.
4078 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
4079 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
4080 (prologue, epilogue, return_internal): Tidy output code.
4081 (mn10300_store_multiple_operation, return): Likewise.
4082 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
4083 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
4084 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
4085 (load_pic, am33_load_pic): New.
4086 (mn10300_load_pic0, mn10300_load_pic1): New.
4088 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
4089 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
4090 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
4091 (cc_flags_for_mode, cc_flags_for_code): New.
4092 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
4093 overflow flag is not valid. Validate that the flags we need
4094 for the comparison are valid.
4095 (mn10300_output_cmp): Remove.
4096 (mn10300_output_add): New.
4097 (mn10300_select_cc_mode): Use cc_flags_for_code.
4098 (mn10300_split_cbranch): New.
4099 (mn10300_match_ccmode): New.
4100 (mn10300_split_and_operand_count): New.
4101 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
4103 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
4104 (addsi3): ... here. Use mn10300_output_add.
4105 (*addsi3_flags): New.
4106 (*am33_subsi3, *mn10300_subsi3): Merge...
4107 (subsi3): ... here. Use attribute isa.
4108 (*subsi3_flags): New.
4109 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
4111 (*am33_andsi3, *mn10300_andsi3): Merge...
4113 (*andsi3_flags): New.
4114 (andsi3 splitters): New.
4115 (*am33_iorsi3, *mn10300_iorsi3): Merge...
4117 (*iorsi3_flags): New.
4118 (*am33_xorsi3, *mn10300_xorsi3): Merge...
4120 (*xorsi3_flags): New.
4121 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
4122 (one_cmplsi2): ... here.
4123 (*one_cmplsi2_flags): New.
4124 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
4125 instead of "dax" in constraints. Use mn10300_split_cbranch.
4126 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
4127 use matching constraints to eliminate a self-comparison.
4128 (*integer_conditional_branch): Rename from integer_conditional_branch.
4129 Use int_mode_flags to match CC_REG.
4130 (*cbranchsi4_btst, *btstsi): New.
4131 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
4132 mn10300_split_cbranch.
4133 (*am33_cmpsf): Rename from am33_cmpsf.
4134 (*float_conditional_branch): Rename from float_conditional_branch.
4135 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
4136 (zero_extendqisi2): ... here.
4137 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
4138 (zero_extendhisi2): ... here.
4139 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
4140 (extendqisi2): ... here.
4141 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
4142 (extendhisi2): ... here.
4143 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
4144 (ashlsi3): ... here.
4145 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
4146 (lshrsi3): ... here.
4147 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
4148 (ashrsi3): ... here.
4149 (consecutive add peephole): Remove.
4150 * config/mn10300/predicates.md (label_ref_operand): New.
4151 (int_mode_flags): New.
4152 (CCZN_comparison_operator): New.
4154 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
4155 (throughput_42_latency_43): New reservation.
4156 (mulsidi3, umulsidi3): New expanders.
4157 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
4158 the MDR register to allocation; separately allocate the low and
4159 high parts of the DImode result.
4160 (umulsidi3_internal): Similarly.
4161 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
4162 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
4163 (udivsi3, umodsi3): Remove.
4164 (udivmodsi4, divmodsi4): New expanders.
4165 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
4166 (*divmodsi4): Simiarly.
4167 (ext_internal): New.
4169 * config/mn10300/constraints.md ("z"): New constraint.
4170 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
4171 (FIXED_REGISTERS): Don't fix MDR.
4172 (CALL_USED_REGSITERS): Reformat nicely.
4173 (REG_ALLOC_ORDER): Add MDR.
4174 (enum regclass): Add MDR_REGS.
4175 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
4176 (IRA_COVER_CLASSES): Add MDR_REGS.
4177 (REGNO_REG_CLASS): Handle MDR_REG.
4178 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
4179 (mn10300_register_move_cost): Likewise.
4180 * config/mn10300/mn10300.md (MDR_REG): New.
4181 (*movsi_internal): Handle moves to/from MDR_REGS.
4183 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
4185 (mn10300_secondary_reload): Tidy combination reload classes.
4186 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
4187 addresses for AM33. Allow symbolic offsets for reg+imm.
4188 (mn10300_regno_in_class_p): New.
4189 (mn10300_legitimize_reload_address): New.
4190 * config/mn10300/mn10300.h (enum reg_class): Remove
4191 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
4192 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
4194 (REG_CLASS_NAMES): Update to match.
4195 (REG_CLASS_CONTENTS): Likewise.
4196 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
4197 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
4198 (REGNO_IN_RANGE_P): Remove.
4199 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
4200 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
4201 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
4202 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
4203 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
4204 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
4205 (REGNO_GENERAL_P): New.
4206 (HAVE_POST_MODIFY_DISP): New.
4207 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
4208 (LEGITIMIZE_RELOAD_ADDRESS): New.
4209 * config/mn10300/mn10300-protos.h: Update.
4211 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
4212 DATA_REGS for AM33 stack-pointer destination.
4213 (mn10300_preferred_output_reload_class): Likewise.
4214 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
4215 into a form appropriate for ...
4216 (TARGET_SECONDARY_RELOAD): New.
4217 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
4218 * config/mn10300/mn10300-protos.h: Update.
4219 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
4220 reload_insi; use the "A" constraint for the scratch; handle AM33
4221 moves of sp to non-address registers.
4223 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
4224 (*movqi_internal): ... here.
4225 (*am33_movhi, *mn10300_movhi): Merge into...
4226 (*movhi_internal): ... here.
4227 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
4228 as the source/destination of moves from/to SP.
4229 (movsf): Only allow for AM33-2.
4230 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
4231 any integer constant constraint. Only allow for AM33-2. Tidy
4232 all of the alternative outputs.
4233 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
4234 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
4236 (udivsi3, umodsi3): New patterns for MN103 only.
4238 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
4240 * doc/tm.texi.in: Spell out that a lack of register class unions
4242 * doc/tm.texi: Regenerate.
4244 2011-01-19 Jakub Jelinek <jakub@redhat.com>
4246 PR rtl-optimization/47337
4247 * dce.c (check_argument_store): New function.
4248 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
4250 PR tree-optimization/47290
4251 * tree-eh.c (infinite_empty_loop_p): New function.
4252 (cleanup_empty_eh): Use it.
4254 2011-01-18 Steve Ellcey <sje@cup.hp.com>
4257 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
4258 (a64_expand_widen_sum): Ditto.
4259 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
4260 (vec_extract_evenodd_help): Ditto.
4261 (vec_extract_evenv4hi): Ditto.
4262 (vec_extract_oddv4hi): Ditto.
4263 (vec_extract_evenv2si): Ditto.
4264 (vec_extract_oddv2si): Ditto.
4265 (vec_extract_evenv2sf): Ditto.
4266 (vec_extract_oddv2sf): Ditto.
4267 (vec_pack_trunc_v4hi: Ditto.
4268 (vec_pack_trunc_v2si): Ditto.
4269 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
4270 (vec_interleave_highv8qi): Ditto.
4272 (vec_extract_oddv8qi): Ditto.
4273 (vec_interleave_lowv4hi): Ditto.
4274 (vec_interleave_highv4hi): Ditto.
4275 (vec_interleave_lowv2si): Ditto.
4276 (vec_interleave_highv2si): Ditto.
4278 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4280 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
4281 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
4282 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
4283 (pa_c_mode_for_suffix): New.
4284 (TARGET_EXPAND_BUILTIN): Define.
4285 (TARGET_C_MODE_FOR_SUFFIX): Define.
4286 (pa_builtins): Define.
4287 (pa_init_builtins): Register __float128 type and init new support
4289 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
4290 * config/pa/quadlib.c (_U_Qfcopysign): New.
4292 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
4295 * explow.c (allocate_dynamic_stack_space): Do not assume more than
4296 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
4299 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4301 PR tree-optimization/47179
4302 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
4303 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
4305 2011-01-18 Richard Guenther <rguenther@suse.de>
4307 PR rtl-optimization/47216
4308 * emit-rtl.c: Include tree-flow.h.
4309 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
4310 of replicating it with different semantics.
4311 * Makefile.in (emit-rtl.o): Adjust.
4313 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4315 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
4316 (cortex_a9_dp): Handle neon types correctly.
4318 2011-01-18 Jakub Jelinek <jakub@redhat.com>
4320 PR rtl-optimization/47299
4321 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
4322 subtarget. Use normal multiplication if both operands are constants.
4323 * expmed.c (expand_widening_mult): Don't try to optimize constant
4324 multiplication if op0 has VOIDmode. Convert op1 constant to mode
4327 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4329 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
4330 spacing after 'e.g.', typos, comma, hyphenation.
4332 2011-01-17 Richard Henderson <rth@redhat.com>
4334 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
4335 (rx_restricted_mem_operand): New.
4336 (rx_shift_operand): Use register_operand.
4337 (rx_source_operand, rx_compare_operand): Likewise.
4338 * config/rx/rx.md (addsi3_flags): New expander.
4339 (adddi3): Rewrite as expander.
4340 (adc_internal, *adc_flags, adddi3_internal): New patterns.
4341 (subsi3_flags): New expander.
4342 (subdi3): Rewrite as expander.
4343 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
4345 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
4346 (rx_init_builtins): Remove sat builtin.
4347 (rx_expand_builtin): Likewise.
4348 * config/rx/rx.md (ssaddsi3): New.
4349 (*sat): Rename from sat. Represent the CC_REG input.
4351 * config/rx/predicates.md (rshift_operator): New.
4352 * config/rx/rx.c (rx_expand_insv): Remove.
4353 * config/rx/rx-protos.h: Update.
4354 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
4355 operand to the canonical position.
4356 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
4357 (*bitclr, *bitclr_in_memory): Similarly.
4358 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
4359 (insv): Retain the zero_extract in the expansion.
4361 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
4362 (bswaphi2, bitinvert, revw): Likewise.
4364 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
4365 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
4366 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
4367 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
4368 (bitset, bitset_in_memory): Likewise.
4369 (bitinvert, bitinvert_in_memory): Likewise.
4370 (bitclr, bitclr_in_memory): Likewise.
4371 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
4372 (rx_strend, rx_cmpstrn): Likewise.
4373 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
4374 (bitop peep2 patterns): Remove.
4376 * config/rx/rx.c (rx_match_ccmode): New.
4377 * config/rx/rx-protos.h: Update.
4378 * config/rx/rx.md (abssi2): Clobber, don't set flags.
4379 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
4380 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
4381 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
4382 (fix_truncsfsi2, floatsisf2): Likewise.
4383 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
4384 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
4385 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
4386 (*subsi3_flags, *xorsi3_flags): New.
4388 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
4390 * config/rx/rx.c (rx_print_operand): Remove workaround for
4391 unsplit comparison operations.
4393 * config/rx/rx.md (movsicc): Split after reload.
4394 (*movsicc): Merge *movsieq and *movsine via match_operator.
4395 (*stcc): New pattern.
4397 * config/rx/rx.c (rx_float_compare_mode): Remove.
4398 * config/rx/rx.h (rx_float_compare_mode): Remove.
4399 * config/rx/rx.md (cstoresi4): Split after reload.
4400 (*sccc): New pattern.
4402 * config/rx/predicates.md (label_ref_operand): New.
4403 (rx_z_comparison_operator): New.
4404 (rx_zs_comparison_operator): New.
4405 (rx_fp_comparison_operator): New.
4406 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
4407 Validate that the flags are set properly for the comparison.
4408 (rx_gen_cond_branch_template): Remove.
4409 (rx_cc_modes_compatible): Remove.
4410 (mode_from_flags): New.
4411 (flags_from_code): Rename from flags_needed_for_conditional.
4412 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
4413 (rx_select_cc_mode): Likewise.
4414 (rx_split_fp_compare): New.
4415 (rx_split_cbranch): New.
4416 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
4417 (*cbranchsi4): Use match_operator and rx_split_cbranch.
4418 (*cbranchsf4): Similarly.
4419 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
4420 match_operator and rx_split_cbranch.
4421 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
4422 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
4423 (*cmpsi): Rename from cmpsi.
4424 (*tstsi): Rename from tstsi.
4425 (*cmpsf): Rename from cmpsf; use CC_Fmode.
4426 (*conditional_branch): Rename from conditional_branch.
4427 (*reveresed_conditional_branch): Remove.
4428 (b<code>): Remove expander.
4429 * config/rx/rx-protos.h: Update.
4431 * config/rx/rx.c (rx_compare_redundant): Remove.
4432 * config/rx/rx.md (cmpsi): Don't use it.
4433 * config/rx/rx-protos.h: Update.
4435 * config/rx/rx-modes.def (CC_F): New mode.
4436 * config/rx/rx.c (rx_select_cc_mode): New.
4437 * config/rx/rx.h (SELECT_CC_MODE): Use it.
4438 * config/rx/rx-protos.h: Update.
4440 2011-01-17 Richard Henderson <rth@redhat.com>
4442 * except.c (dump_eh_tree): Fix stray ; after for statement.
4444 2011-01-17 Richard Guenther <rguenther@suse.de>
4446 PR tree-optimization/47313
4447 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
4448 handling before copying the body. Properly deal with
4449 by-reference result in SSA form.
4451 2011-01-17 Ian Lance Taylor <iant@google.com>
4454 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
4455 (struct_value_alias_set): Don't define.
4456 (sparc_option_override): Don't set sparc_sr_alias_set and
4457 struct_value_alias_set.
4458 (save_or_restore_regs): Use gen_frame_mem rather than calling
4460 (sparc_struct_value_rtx): Likewise.
4462 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
4465 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
4467 (_mm_maskstore_pd): Likewise.
4468 (_mm_maskload_ps): Likewise.
4469 (_mm_maskstore_ps): Likewise.
4470 (_mm256_maskload_pd): Change mask to __m256i.
4471 (_mm256_maskstore_pd): Likewise.
4472 (_mm256_maskload_ps): Likewise.
4473 (_mm256_maskstore_ps): Likewise.
4475 * config/i386/i386-builtin-types.def: Updated.
4476 (ix86_expand_special_args_builtin): Likewise.
4478 * config/i386/i386.c (bdesc_special_args): Update
4479 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
4480 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
4481 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
4482 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
4484 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
4485 Use <avxpermvecmode> on mask register.
4486 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
4488 2011-01-17 Olivier Hainque <hainque@adacore.com>
4489 Michael Haubenwallner <michael.haubenwallner@salomon.at>
4490 Eric Botcazou <ebotcazou@adacore.com>
4493 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
4494 if <= USHRT_MAX in 32-bit mode.
4496 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4498 * doc/install.texi (Configuration, Specific): Wrap long
4499 lines in examples. Allow line wrapping in long options
4500 and URLs where beneficial for PDF output.
4502 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
4504 * config/mips/mips.c (mips_classify_symbol): Don't return
4505 SYMBOL_PC_RELATIVE for nonlocal labels.
4507 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
4509 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
4511 2011-01-15 Jan Hubicka <jh@suse.cz>
4513 PR tree-optimization/47276
4514 * ipa.c (function_and_variable_visibility): Do not try to mark alias
4515 declarations as needed.
4517 2011-01-15 Martin Jambor <mjambor@suse.cz>
4519 * common.opt (fdevirtualize): New flag.
4520 * doc/invoke.texi (Option Summary): Document it.
4521 * opts.c (default_options_table): Add devirtualize flag.
4522 * ipa-prop.c (detect_type_change): Return immediately if
4523 devirtualize flag is not set.
4524 (detect_type_change_ssa): Likewise.
4525 (compute_known_type_jump_func): Likewise.
4526 (ipa_analyze_virtual_call_uses): Likewise.
4528 2011-01-14 Martin Jambor <mjambor@suse.cz>
4530 PR tree-optimization/45934
4531 PR tree-optimization/46302
4532 * ipa-prop.c (type_change_info): New type.
4533 (stmt_may_be_vtbl_ptr_store): New function.
4534 (check_stmt_for_type_change): Likewise.
4535 (detect_type_change): Likewise.
4536 (detect_type_change_ssa): Likewise.
4537 (compute_complex_assign_jump_func): Check for dynamic type change.
4538 (compute_complex_ancestor_jump_func): Likewise.
4539 (compute_known_type_jump_func): Likewise.
4540 (compute_scalar_jump_functions): Likewise.
4541 (ipa_analyze_virtual_call_uses): Likewise.
4542 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
4544 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4546 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
4547 * config/i386/i386.opt (msse5): New Alias.
4549 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4551 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
4552 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4553 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4554 * config/sparc/sparc.h (CC1_SPEC): Likewise.
4556 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4558 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
4560 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4561 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4562 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
4563 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
4565 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
4567 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4569 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
4571 2011-01-14 Mike Stump <mikestump@comcast.net>
4573 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
4574 * config/fr30/fr30.md: Likweise
4575 (movsi_push): Likewise.
4576 (movsi_pop): Likewise.
4577 (enter_func): Likewise.
4578 * config/moxie/moxie.md (movsi_push): Likewise.
4579 (movsi_pop): Likewise.
4581 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4583 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
4584 %{no_archive} %{exact_version}.
4585 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
4586 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
4587 %{no_archive} %{exact_version}.
4588 * config/mips/openbsd.h (LINK_SPEC): Likewise.
4589 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
4590 * config/mips/vxworks.h: Likewise.
4592 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4594 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
4596 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4598 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
4599 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
4601 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4603 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
4606 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4608 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
4610 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
4611 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
4613 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
4614 Don't handle -shlib.
4616 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4618 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
4619 (CC1_SPEC): Don't handle -profile.
4621 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4623 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
4624 * config/mips/mips.h (CC1_SPEC): Likewise.
4626 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4628 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
4629 * config/mips/mips.h (CC1_SPEC): Likewise.
4631 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4633 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
4634 * config/m32r/linux.h (LINK_SPEC): Likewise.
4635 * config/mips/linux.h (LINK_SPEC): Likewise.
4636 * config/mips/linux64.h (LINK_SPEC): Likewise.
4637 * config/sparc/linux.h (LINK_SPEC): Likewise.
4638 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4639 LINK_SPEC): Likewise.
4640 * config/xtensa/linux.h (LINK_SPEC): Likewise.
4642 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4644 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
4646 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
4648 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4650 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
4651 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
4653 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4655 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
4657 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4659 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
4660 supports -Bstatic/-Bdynamic.
4661 * configure: Regenerate.
4663 2011-01-14 Jan Hubicka <jh@suse.cz>
4664 Jack Howarth <howarth@bromo.med.uc.edu>
4667 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
4668 when checking debug_info_level. Test write_symbols instead of
4669 debug_hooks->var_location when setting flag_var_tracking_uninit.
4671 2011-01-14 Richard Guenther <rguenther@suse.de>
4673 PR tree-optimization/47179
4674 * target.def (ref_may_alias_errno): New target hook.
4675 * targhooks.h (default_ref_may_alias_errno): Declare.
4676 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
4677 (default_ref_may_alias_errno): New function.
4678 * target.h (struct ao_ref_s): Declare.
4679 * tree-ssa-alias.c: Include target.h.
4680 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
4681 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
4682 (targhooks.o): Likewise.
4683 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
4684 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
4686 2011-01-14 Richard Guenther <rguenther@suse.de>
4688 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
4690 2011-01-14 Richard Guenther <rguenther@suse.de>
4692 PR tree-optimization/47280
4693 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
4695 (tree_ssa_forward_propagate_single_use_vars): Deal with
4696 CFG changes from associate_plusminus.
4698 2011-01-14 Richard Guenther <rguenther@suse.de>
4702 2011-01-11 Richard Guenther <rguenther@suse.de>
4704 PR tree-optimization/46076
4705 * tree-ssa.c (useless_type_conversion_p): Conversions from
4706 unprototyped to empty argument list function types are useless.
4708 2011-01-14 Richard Guenther <rguenther@suse.de>
4710 PR tree-optimization/47286
4711 * tree-ssa-structalias.c (new_var_info): Register variables are global.
4713 2011-01-14 Martin Jambor <mjambor@suse.cz>
4716 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
4718 2011-01-13 Anatoly Sokolov <aesok@post.ru>
4720 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
4721 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
4722 * config/xtensa/xtensa.c (xtensa_libcall_value,
4723 xtensa_function_value_regno_p): New functions.
4724 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
4726 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
4729 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
4731 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
4732 New function prototype.
4733 * config/i386/winnt.c (i386_pe_assemble_visibility):
4734 Warn only if attribute was specified by user.
4736 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4739 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
4741 (floatunsdidf2_fcfidu): Ditto.
4743 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4745 * config/s390/s390.c (print_operand_address): Replace 'error' with
4746 'output_operand_lossage'.
4747 (print_operand): Likewise.
4749 2011-01-13 Jeff Law <law@redhat.com>
4751 PR rtl-optimization/39077
4752 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
4753 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
4754 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
4755 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
4756 * gcse.c (prune_insertions_deletions): New function.
4757 (compute_pre_data): Use it.
4759 2011-01-13 Dodji Seketeli <dodji@redhat.com>
4762 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
4764 (prune_unused_types_mark): Use it.
4766 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
4768 PR rtl-optimization/45352
4769 * sel-sched.c: Update copyright years.
4770 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
4771 in the advancing loop when we have issued issue_rate insns.
4773 2011-01-12 Richard Henderson <rth@redhat.com>
4775 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
4776 (TARGET_MD_ASM_CLOBBERS): New.
4778 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
4779 (TARGET_DELEGITIMIZE_ADDRESS): New.
4781 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
4782 (clzsi2, *bsch): New patterns.
4784 * config/mn10300/mn10300.md (INT): New mode iterator.
4785 (*mov<INT>_clr): New pattern, and peep2 to generate it.
4787 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
4788 flag_split_wide_types.
4790 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
4791 (mn10300_trampoline_init): Rewrite without a template, an immediate
4792 load and a direct branch.
4793 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
4795 2011-01-12 Anatoly Sokolov <aesok@post.ru>
4797 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4798 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
4799 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
4800 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4802 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
4805 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
4808 2011-01-12 Jan Hubicka <jh@suse.cz>
4811 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
4812 (PLUGIN_COND_CLOSE): New macro.
4813 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
4815 2011-01-12 Richard Guenther <rguenther@suse.de>
4818 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
4819 register variables in a MEM_REF.
4821 2011-01-12 Joseph Myers <joseph@codesourcery.com>
4823 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
4824 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
4825 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
4826 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
4827 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
4828 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
4829 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
4830 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
4831 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
4832 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
4833 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
4834 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
4835 * config/gnu-user.h: New. Copied from linux.h.
4836 (LINUX_TARGET_STARTFILE_SPEC): Rename to
4837 GNU_USER_TARGET_STARTFILE_SPEC.
4838 (LINUX_TARGET_ENDFILE_SPEC): Rename to
4839 GNU_USER_TARGET_ENDFILE_SPEC.
4840 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
4841 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
4842 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
4843 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
4844 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
4845 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
4846 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
4847 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
4848 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
4849 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
4850 * config/arm/linux-eabi.h (CC1_SPEC): Use
4851 GNU_USER_TARGET_CC1_SPEC.
4852 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
4853 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
4854 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
4855 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
4856 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
4857 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
4858 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
4859 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
4861 2011-01-12 Richard Guenther <rguenther@suse.de>
4864 * doc/invoke.texi (ffast-math): Document it is turned on
4867 2011-01-12 Jan Hubicka <jh@suse.cz>
4869 PR tree-optimization/47233
4870 * opts.c (common_handle_option): Disable ipa-reference with profile
4873 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4875 * c-parser.c (c_parser_objc_at_property_declaration): Improved
4878 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4880 * c-parser.c (c_lex_one_token): Updated and reindented some
4881 comments. No changes in code.
4883 2011-01-11 Ian Lance Taylor <iant@google.com>
4885 * godump.c (go_output_var): Don't output the variable if there is
4886 already a type with the same name.
4888 2011-01-11 Ian Lance Taylor <iant@google.com>
4890 * godump.c (go_format_type): Don't generate float80.
4892 2011-01-11 Richard Henderson <rth@redhat.com>
4894 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
4895 declaration. Rewrite for both speed and size.
4896 (mn10300_address_cost_1): Remove.
4897 (mn10300_register_move_cost): New.
4898 (mn10300_memory_move_cost): New.
4899 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
4900 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
4901 extensions, shifts, BSWAP, CLZ.
4902 (mn10300_wide_const_load_uses_clr): Remove.
4903 (TARGET_REGISTER_MOVE_COST): New.
4904 (TARGET_MEMORY_MOVE_COST): New.
4905 * config/mn10300/mn10300-protos.h: Update.
4906 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
4908 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
4909 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
4910 * config/mn10300/mn10300-protos.h: Update.
4911 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
4912 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
4913 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
4914 (*test_int_bitfield, *test_byte_bitfield): Remove.
4915 (*bit_test, *subreg_bit_test): Remove.
4916 * config/mn10300/predicates.md (const_8bit_operand): Remove.
4918 * config/mn10300/constraints.md ("c"): Rename from "A".
4919 ("A", "D"): New constraint letters.
4920 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
4921 (fmssf4, fnmasf4, fnmssf4): Likewise.
4923 * config/mn10300/mn10300.md (isa): New attribute.
4924 (enabled): New attribute.
4926 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
4927 (abssf2, negsf2): Define only for hardware fp.
4928 (sqrtsf2): Reformat.
4929 (addsf3, subsf3, mulsf3): Merge expander and insn.
4931 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
4932 (DEBUGGER_AUTO_OFFSET): Remove.
4933 (DEBUGGER_ARG_OFFSET): Remove.
4935 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
4936 Emit register stores with the same offsets as the hardware.
4937 (mn10300_store_multiple_operation): Don't check that the register
4938 save offsets are monotonic.
4939 * config/mn10300/mn10300-protos.h: Update.
4941 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
4943 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
4944 in terms of the value on the stack, not the MDR register.
4946 2011-01-11 Jan Hubicka <jh@suse.cz>
4950 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
4951 (symbol_alias_set_destroy, symbol_alias_set_contains,
4952 propagate_aliases_backward): Declare.
4953 * lto-streamer-out.c (struct sets): New sturcture.
4954 (trivally_defined_alias): New function.
4955 (output_alias_pair_p): Rewrite.
4956 (output_unreferenced_globals): Fix output of alias pairs.
4957 (produce_symtab): Likewise.
4958 * ipa.c (function_and_variable_visibility): Set weak alias destination
4960 * varasm.c (symbol_alias_set_t): Remove.
4961 (symbol_alias_set_destroy): Export.
4962 (propagate_aliases_forward, propagate_aliases_backward): New functions
4964 (compute_visible_aliases): ... this one; remove.
4965 (trivially_visible_alias): New
4966 (trivially_defined_alias): New.
4967 (remove_unreachable_alias_pairs): Rewrite.
4968 (finish_aliases_1): Reorganize code checking if alias is defined.
4969 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
4972 2011-01-11 Richard Guenther <rguenther@suse.de>
4974 PR tree-optimization/46076
4975 * tree-ssa.c (useless_type_conversion_p): Conversions from
4976 unprototyped to empty argument list function types are useless.
4978 2011-01-11 Richard Guenther <rguenther@suse.de>
4981 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
4982 volatile MEMs as MEM_READONLY_P.
4984 2011-01-11 Richard Guenther <rguenther@suse.de>
4986 PR tree-optimization/47239
4987 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
4989 2011-01-11 Jeff Law <law@redhat.com>
4991 PR tree-optimization/47086
4992 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
4993 IVs from statements that might throw.
4995 2011-01-10 Jan Hubicka <jh@suse.cz>
4998 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
5000 2011-01-10 Jan Hubicka <jh@suse.cz>
5003 * profile.c (read_profile_edge_counts): Ignore profile inconistency
5004 when correcting profile.
5006 2011-01-10 Jan Hubicka <jh@suse.cz>
5009 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
5011 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
5012 Restore DECL_FINI_PRIORITY.
5014 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5016 * doc/gimple.texi: Fix quoting of multi-word return values in
5017 @deftypefn statements. Ensure presence of return value. Wrap
5018 overlong @deftypefn lines.
5019 (is_gimple_operand, is_gimple_min_invariant_address): Remove
5020 descriptions of removed functions.
5021 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
5022 of multi-word return value in @deftypefn statement.
5024 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5026 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
5027 (Conditional Expressions, Logical Operators)
5028 (Statement and operand traversals): Do not indent smallexample
5029 code. Fix duplicate function argument in example.
5031 2011-01-10 Jeff Law <law@redhat.com>
5033 PR tree-optimization/47141
5034 * ipa-split.c (split_function): Handle case where we are
5035 returning a value and the return block has a virtual operand phi.
5037 2011-01-10 Jan Hubicka <jh@suse.cz>
5039 PR tree-optimization/47234
5040 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
5041 (pass_feedback_split_functions): Declare.
5042 * passes.c (init_optimization_passes): Add ipa-split as subpass of
5044 * ipa-split.c (gate_split_functions): Update comments; disable
5045 split-functions for profile_arc_flag and branch_probabilities.
5046 (gate_feedback_split_functions): New function.
5047 (execute_feedback_split_functions): New function.
5048 (pass_feedback_split_functions): New global var.
5050 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
5053 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
5054 calling gimple_call_set_cannot_inline.
5056 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
5058 * config/darwin-sections.def: Remove unused section.
5060 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
5063 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
5065 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
5068 * c-parser.c (c_parser_declaration_or_fndef): Improved
5071 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
5073 * config/i386/winnt.c (i386_pe_start_function): Make sure
5074 to switch back to function's section.
5076 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
5080 * plugin.c: Move include of dlfcn.h from here...
5081 * system.h: ... to here.
5083 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5085 * doc/cpp.texi (C++ Named Operators): Fix markup for header
5087 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
5088 two extra empty pages in PDF output.
5090 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
5093 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
5094 for error recovery purposes behave as if it was not specified so
5095 that the default type is usd.
5097 2011-01-07 Jan Hubicka <jh@suse.cz>
5099 PR tree-optmization/46469
5100 * ipa.c (function_and_variable_visibility): Clear needed flags on
5101 nodes with external decls; handle weakrefs merging correctly.
5103 2011-01-07 Joseph Myers <joseph@codesourcery.com>
5105 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
5108 2011-01-07 Jan Hubicka <jh@suse.cz>
5110 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
5111 and no longer claim that gold is required for linker plugin.
5112 * configure: Regenerate.
5113 * gcc.c (PLUGIN_COND): New macro.
5114 (LINK_COMMAND_SPEC): Use it.
5115 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
5116 * config.in (HAVE_LTO_PLUGIN): New.
5117 * configure.ac (--with-lto-plugin): New parameter; autodetect
5120 2011-01-07 Jan Hubicka <jh@suse.cz>
5122 PR tree-optimization/46367
5123 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
5124 when we can update original.
5125 (cgraph_mark_inline_edge): Sanity check.
5126 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
5128 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5130 * config/spu/spu.h (ASM_COMMENT_START): Define.
5132 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
5136 (SWITCH_KEEP_FOR_GCC): Likewise.
5137 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
5138 (do_spec_1): Handle "%>".
5140 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
5142 2011-01-07 Jakub Jelinek <jakub@redhat.com>
5145 * config/i386/i386.c (ix86_delegitimize_address): If
5146 simplify_gen_subreg fails, return orig_x.
5149 * value-prof.c (gimple_stringop_fixed_value): Handle
5150 lhs of the call properly.
5152 2011-01-07 Jan Hubicka <jh@suse.cz>
5155 * lto-opt.c (lto_reissue_options): Set flag_shlib.
5157 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
5159 * target.def (function_switched_text_sections): New hook.
5160 * doc/tm.texi: Regenerated.
5161 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
5162 * final.c (default_function_switched_text_sections): New.
5163 (final_scan_insn): Call function_switched_text_sections when a
5164 mid-function section change occurs.
5165 * output.h (default_function_switched_text_sections): Declare.
5166 * config/darwin-protos.h (darwin_function_switched_text_sections):
5168 * config/darwin.c (darwin_function_switched_text_sections): New.
5169 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
5171 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
5173 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
5174 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
5175 the secondary code fragment when outputting for DWARF == 2.
5177 2011-01-07 Anatoly Sokolov <aesok@post.ru>
5179 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
5180 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
5182 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
5183 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
5185 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
5188 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
5189 when it is not empty.
5191 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
5194 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
5195 (case ${target}): Add btver1.
5196 * config/i386/driver-i386.c (host_detect_local_cpu): Let
5197 -march=native recognize btver1 processors.
5198 * config/i386/i386-c.c (ix86_target_macros_internal): Add
5199 btver1 def_and_undef
5200 * config/i386/i386.c (struct processor_costs btver1_cost): New
5202 (m_BTVER1): New definition.
5203 (m_AMD_MULTIPLE): Includes m_BTVER1.
5204 (initial_ix86_tune_features): Add btver1 tune.
5205 (processor_target_table): Add btver1 entry.
5206 (static const char *const cpu_names): Add btver1 entry.
5207 (software_prefetching_beneficial_p): Add btver1.
5208 (ix86_option_override_internal): Add btver1 instruction sets.
5209 (ix86_issue_rate): Add btver1.
5210 (ix86_adjust_cost): Add btver1.
5211 * config/i386/i386.h (TARGET_BTVER1): New definition.
5212 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
5213 (enum processor_type): Add PROCESSOR_BTVER1.
5214 * config/i386/i386.md (define_attr "cpu"): Add btver1.
5216 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5219 * config/i386/i386.c (legitimize_tls_address)
5220 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
5221 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
5222 (tls_initial_exec_64_sun): New pattern.
5224 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
5226 * doc/invoke.texi (Overall Options): Improve wording and markup
5227 of the description of -wrapper.
5229 2011-01-06 Joseph Myers <joseph@codesourcery.com>
5231 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
5232 rdynamic, threads): New Driver options.
5234 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5237 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
5238 if coming from .tdata.
5239 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5241 2011-01-06 Jan Hubicka <jh@suse.cz>
5244 * collect2.c (main): Do not enable LTOmode when plugin is active.
5246 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5249 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
5250 --version output if supported.
5251 * configure: Regenerate.
5253 2011-01-06 Joseph Myers <joseph@codesourcery.com>
5255 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
5258 2011-01-06 Jakub Jelinek <jakub@redhat.com>
5261 * c-convert.c (convert): When converting a complex expression
5262 other than COMPLEX_EXPR to a different complex type, ensure
5263 c_save_expr is called instead of save_expr, unless in_late_binary_op.
5264 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
5265 when converting COMPLEX_TYPE.
5267 2011-01-06 Ira Rosen <irar@il.ibm.com>
5269 PR tree-optimization/47139
5270 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
5271 only the last reduction value is used outside the loop. Update
5274 2011-01-05 Joseph Myers <joseph@codesourcery.com>
5276 * config/rtems.opt: New.
5277 * config.gcc (*-*-rtems*): Use rtems.opt.
5279 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
5281 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
5282 processors do not support 3DNow instructions.
5284 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5286 * config/spu/spu.c (spu_option_override): Set parameter
5287 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
5289 2011-01-05 Jan Hubicka <jh@suse.cz>
5291 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
5292 at the command line.
5294 2011-01-05 Martin Jambor <mjambor@suse.cz>
5297 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
5298 deltas on streamed outgoing edges.
5299 (output_node_opt_summary): Output info for outgoing edges only when
5300 the node is in new parameter set.
5301 (output_cgraph_opt_summary): New parameter set, passed to the two
5302 aforementioned functions. Update its forward declaration and its
5305 2011-01-05 Tom Tromey <tromey@redhat.com>
5307 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
5308 operator to c_finish_omp_atomic.
5309 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
5310 (build_unary_op): Update.
5311 (build_modify_expr): Update.
5312 (build_asm_expr): Update.
5314 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5316 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
5317 newly inserted insns.
5319 (spu_emit_branch_hint): Likewise.
5320 (insert_hbrp_for_ilb_runout): Likewise.
5321 (spu_machine_dependent_reorg): Call df_finish_pass after
5322 schedule_insns returns.
5324 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5326 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
5328 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
5330 PR tree-optimization/47005
5331 * tree-sra.c (struct access): Add 'non_addressable' bit.
5332 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
5333 (decide_one_param_reduction): Return 0 if the parameter is passed by
5334 reference and one of the accesses in the group is non_addressable.
5336 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
5338 PR tree-optimization/47056
5339 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
5340 (mark_load): Likewise. Handle FUNCTION_DECL specially.
5341 (mark_store): Likewise. Pass STMT to ipa_record_reference.
5343 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
5345 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
5346 initializer. Skip view conversions from aggregate types.
5348 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
5351 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
5353 2011-01-04 Philipp Thomas <pth@suse.de>
5355 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
5358 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5360 * function.c (thread_prologue_and_epilogue_insns): Do not crash
5361 on empty epilogue sequences.
5363 2011-01-04 Joseph Myers <joseph@codesourcery.com>
5365 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
5366 non-static): New Driver options.
5368 2011-01-04 Jie Zhang <jie@codesourcery.com>
5371 * gcc.c (default_compilers[]): Set combinable field to 0
5372 for all assembly languages.
5374 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
5376 * config/mips/loongson3a.md: New file.
5377 * config/mips/mips.md: Include loongson3a.md.
5378 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
5381 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
5384 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
5385 instead of convert_memory_address_addr_space on the base expression.
5387 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5389 * config/spu/spu.c (spu_option_override): Update error text
5390 for bad -march= / -mtune= values.
5392 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5394 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
5395 if branch-hint optimization will be performed.
5397 2011-01-03 Jakub Jelinek <jakub@redhat.com>
5399 PR tree-optimization/47148
5400 * ipa-split.c (split_function): Convert arguments to
5401 DECL_ARG_TYPE if possible.
5403 PR tree-optimization/47155
5404 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
5407 PR rtl-optimization/47157
5408 * combine.c (try_combine): If undobuf.other_insn becomes
5409 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
5410 and set *new_direct_jump_p too.
5412 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
5414 PR tree-optimization/47021
5415 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
5417 2011-01-03 Jakub Jelinek <jakub@redhat.com>
5419 * gcc.c (process_command): Update copyright notice dates.
5420 * gcov.c (print_version): Likewise.
5421 * gcov-dump.c (print_version): Likewise.
5422 * mips-tfile.c (main): Likewise.
5423 * mips-tdump.c (main): Likewise.
5425 2011-01-03 Martin Jambor <mjambor@suse.cz>
5427 PR tree-optimization/46801
5428 * tree-sra.c (type_internals_preclude_sra_p): Check whether
5429 aggregate fields start at byte boundary instead of the bit-field flag.
5431 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
5434 * gcc.c (main): Revert revision 168407.
5436 2011-01-03 Martin Jambor <mjambor@suse.cz>
5438 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
5440 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5442 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
5443 vector optab to expand vector/scalar shift, update gimple to vector.
5445 2011-01-03 Martin Jambor <mjambor@suse.cz>
5447 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
5450 2011-01-03 Martin Jambor <mjambor@suse.cz>
5452 PR tree-optimization/46984
5453 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
5455 (cgraph_create_indirect_edge): Fixed line length.
5456 (cgraph_indirect_call_info): Declare.
5457 (cgraph_make_edge_direct) Update declaration.
5458 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
5459 (cgraph_create_indirect_edge): Use it.
5460 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
5462 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
5463 the new thunk_delta representation.
5464 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
5466 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
5467 (ipa_read_indirect_edge_info): Likewise.
5468 * lto-cgraph.c (output_edge_opt_summary): New function.
5469 (output_node_opt_summary): Call it on all outgoing edges.
5470 (input_edge_opt_summary): New function.
5471 (input_node_opt_summary): Call it on all outgoing edges.
5473 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
5476 * gcc.c (main): Don't check have_o when settting combine_inputs.
5478 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
5480 * regrename.c: Add general comment describing the pass.
5481 (struct du_head): Remove 'length' field.
5482 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
5483 (regrename_optimize): Do not sort chains. Rework comments, add others.
5484 Force renaming to the preferred class (if any) in the first pass and do
5485 not consider registers that belong to it in the second pass.
5486 (create_new_chain): Do not set 'length' field.
5487 (scan_rtx_reg): Likewise.
5489 2011-01-02 Jakub Jelinek <jakub@redhat.com>
5491 PR tree-optimization/47140
5492 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
5493 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
5496 PR rtl-optimization/47028
5497 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
5498 parm_birth_insn instead of at the beginning of first bb.
5500 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
5502 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
5503 Remove the word "see" before "@pxref".
5504 * doc/rtl.texi: Remove the word "see" before "@pxref".
5506 2011-01-01 Jan Hubicka <jh@suse.cz>
5508 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
5511 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
5514 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
5517 Copyright (C) 2011 Free Software Foundation, Inc.
5519 Copying and distribution of this file, with or without modification,
5520 are permitted in any medium without royalty provided the copyright
5521 notice and this notice are preserved.