1 2011-03-22 Andrey Belevantsev <abel@ispras.ru>
3 PR rtl-optimization/48143
4 * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
5 (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
6 sse2_cvtps2pd): Likewise.
8 2011-03-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10 * recog.c (canonicalize_change_group): Use validate_unshare_change.
12 2011-03-22 Richard Guenther <rguenther@suse.de>
14 * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
15 a valid RHS. Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
16 * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
17 and REALIGN_LOAD_EXPR.
18 (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
19 DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
20 * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
21 DOT_PROD_EXPR case ...
22 (expand_expr_real_2): ... here.
23 * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
24 and REALIGN_LOAD_EXPR.
25 * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
26 * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
27 (vect_create_epilog_for_reduction): Likewise.
28 (vectorizable_reduction): Likewise.
29 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
30 * tree-vect-stmts.c (vectorizable_load): Likewise.
32 2011-03-22 Eric Botcazou <ebotcazou@adacore.com>
34 * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
36 2011-03-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
38 * config/s390/s390.c (s390_delegitimize_address): Fix offset
39 handling for PLTOFF/GOTOFF.
41 2011-03-22 Nick Clifton <nickc@redhat.com>
43 * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
44 trailing backslash from the end of the macro definition.
46 2011-03-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
48 * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
51 2011-03-21 Richard Sandiford <richard.sandiford@linaro.org>
53 * expr.h (prepare_operand): Move to...
54 * optabs.h (prepare_operand): ...here and change the insn code
55 parameter from "int" to "enum insn_code".
56 (insn_operand_matches): Declare.
57 * expr.c (init_expr_target): Use insn_operand_matches.
58 (compress_float_constant): Likewise.
59 * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
60 * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
61 (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
62 (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn): Likewise.
63 (gen_cond_trap): Likewise.
64 (prepare_operand): Likewise. Change icode to an insn_code.
65 (insn_operand_matches): New function.
66 * reload.c (find_reloads_address_1): Use insn_operand_matches.
67 * reload1.c (gen_reload): Likewise.
68 * targhooks.c (default_secondary_reload): Likewise.
70 2011-03-21 Uros Bizjak <ubizjak@gmail.com>
72 * config/alpha/alpha.md (unspec): New define_c_enum.
75 2011-03-21 Uros Bizjak <ubizjak@gmail.com>
78 * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
79 between a call and its CALL_ARG_LOCATION note.
81 2011-03-21 Eric Botcazou <ebotcazou@adacore.com>
83 * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
85 2011-03-21 Jakub Jelinek <jakub@redhat.com>
89 * c-common.c (shorten_compare): If primopN is first sign-extended
90 to opN and then zero-extended to result type, set primopN to opN.
92 2011-03-21 Daniel Jacobowitz <dan@codesourcery.com>
94 * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
97 2011-03-21 Michael Meissner <meissner@linux.vnet.ibm.com>
99 * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
100 UNSPEC constants to be in the unspec enumeration, and redefine
101 all UNSPECV constants to be in the unspecv enumeration, so that
102 dumps print which unspec/unspec_volatile this is.
103 * config/rs6000/vector.md (UNSPEC_*): Ditto.
104 * config/rs6000/paired.md (UNSPEC_*): Ditto.
105 * config/rs6000/vsx.md (UNSPEC_*): Ditto.
106 * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
107 * config/rs6000/dfp.md (UNSPEC_*): Ditto.
109 * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
110 UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
111 UNSPECV_LWSYNC, since these are used as unspec_volatile.
112 * config/rs6000/sync.md (isync, lwsync): Ditto.
114 2011-03-21 Richard Guenther <rguenther@suse.de>
116 * params.def (lto-min-partition): Fix typo.
118 2011-03-21 Richard Guenther <rguenther@suse.de>
121 * c-decl.c (grokdeclarator): Drop to the main variant only
122 for array types. Drop flag_gen_aux_info check.
124 2011-03-21 Richard Guenther <rguenther@suse.de>
127 * params.def (lto-partitions): Fix typo.
128 (lto-min-partition): Fix wording.
130 2011-03-21 Andreas Tobler <andreast@fgznet.ch>
132 * config/rs6000/t-freebsd: Remove duplication from file.
134 2011-03-21 Richard Guenther <rguenther@suse.de>
137 * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
139 2011-03-21 Richard Guenther <rguenther@suse.de>
142 * params.def (lto-partitions): Require at least 1 partition.
144 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
146 * gthr-solaris.h: Remove.
147 * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
148 * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
149 (LIB_SPEC): Likewise.
150 * config/sol2.opt (threads): Remove.
151 * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
152 (sparc*-*-solaris2*): Likewise.
153 * configure.ac (enable_threads): Enable solaris support.
154 * configure: Regenerate.
155 * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
156 * doc/install.texi (Configuration, --enable-threads=lib): Remove
159 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
161 * config.gcc: Obsolete *-*-solaris2.8*.
162 * doc/install.texi (Specific, *-*-solaris2*): Document it.
164 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
167 * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
168 reference. Solaris 8 perl works.
170 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
173 * doc/install.texi (Prerequisites): Move jar etc. up.
174 Explain support library version requirements.
176 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
179 * doc/install.texi (Prerequisites): Move Perl to build
180 requirements. Always necessary on Solaris 2 with Sun ld.
182 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
184 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
186 (Specific, i?86-*-solaris2.[89]): Likewise.
187 (Specific, i?86-*-solaris2.10): Likewise.
188 (Specific, mips-sgi-irix6): Likewise.
189 (Specific, *-*-solaris2*): Remove Sun Studio download URL.
190 Update for binutils 2.21.
192 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
194 * configure.ac (gcc_cv_lto_plugin): Fix typo.
195 Allow -fuse-linker-plugin for non-default plugin linker.
196 * configure: Regenerate.
198 2011-03-21 Nicola Pero <nicola.pero@meta-innovation.com>
201 * gengtype.c (files_rules): Added rule for cp/parser.h.
203 2011-03-21 Jakub Jelinek <jakub@redhat.com>
206 * config/s390/s390.c (s390_delegitimize_address): Don't call
207 lowpart_subreg if orig_x has BLKmode.
209 2011-03-21 Kai Tietz <ktietz@redhat.com>
212 * doc/plugins.texi: Adjust documentation for plugin register_callback.
213 * tree.h (attribute_spec): Add new member affects_type_identity.
214 * attribs.c (empty_attribute_table): Adjust attribute_spec
216 * config/alpha/alpha.c: Likewise.
217 * config/arc/arc.c: Likewise.
218 * config/arm/arm.c: Likewise.
219 * config/avr/avr.c: Likewise.
220 * config/bfin/bfin.c: Likewise.
221 * config/crx/crx.c: Likewise.
222 * config/darwin.h: Likewise.
223 * config/h8300/h8300.c: Likewise.
224 * config/i386/cygming.h: Likewise.
225 * config/i386/i386.c: Likewise.
226 * config/ia64/ia64.c: Likewise.
227 * config/m32c/m32c.c: Likewise.
228 * config/m32r/m32r.c: Likewise.
229 * config/m68hc11/m68hc11.c: Likewise.
230 * config/m68k/m68k.c: Likewise.
231 * config/mcore/mcore.c: Likewise.
232 * config/mep/mep.c: Likewise.
233 * config/microblaze/microblaze.c: Likewise.
234 * config/mips/mips.c: Likewise.
235 * config/rs6000/rs6000.c: Likewise.
236 * config/rx/rx.c: Likewise.
237 * config/sh/sh.c: Likewise.
238 * config/sol2.h: Likewise.
239 * config/sparc/sparc.c: Likewise.
240 * config/spu/spu.c: Likewise.
241 * config/stormy16/stormy16.c: Likewise.
242 * config/v850/v850.c: Likewise.
244 2011-03-21 Chung-Lin Tang <cltang@codesourcery.com>
246 * simplify-rtx.c (simplify_binary_operation_1): Handle
247 (xor (and A B) C) case when B and C are both constants.
249 2011-03-21 Mingjie Xing <mingjie.xing@gmail.com>
251 * tree-dfa.c (add_referenced_var): Fix typo in comment.
253 2011-03-20 Eric Botcazou <ebotcazou@adacore.com>
256 * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
258 2011-03-20 Jakub Jelinek <jakub@redhat.com>
260 PR rtl-optimization/48156
261 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
262 assume df and df_lr are not NULL.
264 2011-03-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
267 * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
268 between a call and its CALL_ARG_LOCATION note.
270 2011-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
273 * config/sh/sh.c (find_barrier): Don't emit a constant pool
274 between a call and its corresponding CALL_ARG_LOCATION note.
276 2011-03-19 Anatoly Sokolov <aesok@post.ru>
278 * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
279 instead of loop. Use HARD_REGISTER_NUM_P predicate.
280 * haifa-sched.c (setup_ref_regs): Ditto.
281 * caller-save.c (add_used_regs_1): Ditto.
282 * dse.c (look_for_hardregs): Ditto.
283 * df-problems.c (df_simulate_one_insn_forwards): Ditto.
284 * sched-rgn.c (check_live_1): Ditto.
286 2011-03-18 Joseph Myers <joseph@codesourcery.com>
288 * c-decl.c (diagnose_mismatched_decls): Give an error for
289 redefining a typedef with variably modified type.
291 2011-03-18 Joseph Myers <joseph@codesourcery.com>
293 * c-decl.c (grokfield): Don't allow typedefs for structures or
294 unions with no tag by default.
295 * doc/extend.texi (Unnamed Fields): Update.
297 2011-03-18 Uros Bizjak <ubizjak@gmail.com>
299 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
300 Rewrite using indirect functions.
302 * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
303 (avx_vinsertf128<mode>): Ditto.
305 2011-03-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
307 * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
310 2011-03-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
312 * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
313 splitting between a call and its corresponding CALL_ARG_LOCATION note.
315 2011-03-18 Maxim Kuvyrkov <maxim@codesourcery.com>
317 PR rtl-optimization/48170
318 * gcse.c (hoist_code): Remove bogus asserts.
320 2011-03-18 Georg-Johann Lay <avr@gjlay.de>
322 * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
323 computation for prologue/epilogue.
325 2011-03-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
327 * Makefile.in (check-consistency): Remove.
329 2011-03-18 Jakub Jelinek <jakub@redhat.com>
332 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
333 arange_table_in_use is 0, but either text_section_used or
334 cold_text_section_used is true. Don't call it if
335 !info_section_emitted.
337 2011-03-18 Anatoly Sokolov <aesok@post.ru>
339 * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
340 FUNCTION_VALUE_REGNO_P): Remove.
341 * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
343 * config/avr/avr.c (avr_ret_register): Make static inline.
344 (avr_function_value_regno_p): New function.
345 (avr_libcall_value): Make static. Add 'func' argument.
346 (avr_function_value): Make static. Rename 'func' argument to
347 'fn_decl_or_type', forward it to avr_libcall_value. Call
348 avr_ret_register function instead of RET_REGISTER macro.
349 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
351 2011-03-18 Jason Merrill <jason@redhat.com>
354 * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
356 2011-03-18 Richard Guenther <rguenther@suse.de>
358 * doc/install.texi (--enable-gold): Remove.
359 (--with-plugin-ld): Document.
360 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
362 2011-03-18 Andrew Pinski <pinskia@gmail.com>
365 * expr.c (optimize_bitfield_assignment_op): Revamp to work
366 again after expansion changes.
368 2011-03-18 Chung-Lin Tang <cltang@codesourcery.com>
370 * combine.c (try_combine): Do simplification only call of
371 subst() on i2 even when i1 is present. Update comments.
373 2011-03-18 Kaz Kojima <kkojima@gcc.gnu.org>
375 * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
376 and UNSPEC_PCREL_SYMOFF.
378 2011-03-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
380 * config/s390/s390.md: Use define_c_enum for the unspec constant
383 2011-03-18 Richard Henderson <rth@redhat.com>
384 Jakub Jelinek <jakub@redhat.com>
387 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
388 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
390 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
393 * combine.c (cant_combine_insn_p): Don't check zero/sign
394 extended hard registers.
396 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
399 * combine.c (cant_combine_insn_p): Check zero/sign extended
402 2011-03-17 Anatoly Sokolov <aesok@post.ru>
404 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
405 * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
406 * config/v850/v850.c (v850_output_addr_const_extra): Make static.
407 Change return type to bool.
408 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
410 2011-03-17 Jakub Jelinek <jakub@redhat.com>
413 * var-tracking.c (prepare_call_arguments): If CALL target
414 is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
415 pc instead of looking it up using cselib_lookup and use
416 Pmode for it if x has VOIDmode.
417 * dwarf2out.c (gen_subprogram_die): If also both first and
418 second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
421 * function.c (assign_parms): For data.passed_pointer parms
422 use MEM of data.entry_parm instead of data.entry_parm itself
423 as DECL_INCOMING_RTL.
424 * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
425 also when passed and declared mode is the same, DECL_RTL
426 is a MEM with pseudo as address and DECL_INCOMING_RTL is
429 2011-03-16 Jeff Law <law@redhat.com>
431 PR rtl-optimization/37273
432 * ira-costs.c (scan_one_insn): Detect constants living in memory and
433 handle them like argument loads from stack slots. Do not double
434 count memory for memory constants and argument loads from stack slots.
436 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
439 * var-tracking.c (prepare_call_arguments): Check SUBREG.
441 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
444 * config/i386/i386.opt: Add Save to -mavx and -mfma.
446 2011-03-17 Jakub Jelinek <jakub@redhat.com>
449 * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
451 (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
452 Clear call_arg_locations and call_arg_loc_last always.
455 * var-tracking.c (prepare_call_arguments): If argument needs to be
456 passed by reference, adjust argtype and mode.
458 2011-03-17 Richard Guenther <rguenther@suse.de>
461 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
462 a value make sure to fold the statement.
464 2011-03-17 Chung-Lin Tang <cltang@codesourcery.com>
467 * config/arm/arm.c (arm_get_frame_offsets): Adjust early
468 return condition with !cfun->calls_alloca.
470 2011-03-17 Richard Guenther <rguenther@suse.de>
473 * lto-cgraph.c (input_overwrite_node): Clear the abstract
474 origin for decls in other ltrans units.
475 (input_varpool_node): Likewise.
477 2011-03-17 Richard Guenther <rguenther@suse.de>
480 * tree-object-size.c (compute_object_offset): Properly return
481 the offset operand of MEM_REFs as sizetype.
483 2011-03-17 Jakub Jelinek <jakub@redhat.com>
485 PR rtl-optimization/48141
486 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
487 * dse.c: Include params.h.
488 (active_local_stores_len): New variable.
489 (add_wild_read, dse_step1): Clear it when setting active_local_stores
491 (record_store, check_mem_read_rtx): Decrease it when removing
493 (scan_insn): Likewise. Increase it when adding to chain, if it
494 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
495 set active_local_stores to NULL before the addition.
496 * Makefile.in (dse.o): Depend on $(PARAMS_H).
498 PR rtl-optimization/48141
499 * dse.c (record_store): If no positions are needed in an insn
500 that cannot be deleted, at least unchain it from active_local_stores.
502 2011-03-16 Dodji Seketeli <dodji@redhat.com>
505 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
506 (lookup_type_die_strip_naming_typedef): ... here.
507 (get_context_die): Use it.
508 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
509 the anonymous struct named by the naming typedef.
511 2011-03-16 H.J. Lu <hongjiu.lu@intel.com>
514 * config/i386/i386.c (ix86_builtin_vectorized_function): Check
515 TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
517 2011-03-16 Jeff Law <law@redhat.com>
519 * tree-vrp.c (identify_jump_threads): Slightly simplify type
520 check for operands of conditional. Allow type to be a pointer.
522 2011-03-16 Richard Guenther <rguenther@suse.de>
524 PR tree-optimization/48149
525 * fold-const.c (fold_binary_loc): Fold
526 COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
528 2011-03-16 Richard Guenther <rguenther@suse.de>
530 PR tree-optimization/26134
531 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
532 complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
533 (non_rewritable_mem_ref_base): Handle complex type component
534 accesses, constrain offsets for vector and complex extracts
537 2011-03-16 Richard Guenther <rguenther@suse.de>
539 PR tree-optimization/48146
540 * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
541 operands avoiding the need for renaming.
543 2011-03-16 Richard Guenther <rguenther@suse.de>
545 * gimple-fold.c (maybe_fold_reference): Open-code relevant
546 constant folding. Move MEM_REF canonicalization first.
547 Rely on fold_const_aggregate_ref for initializer folding.
548 * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
550 2011-03-16 Jakub Jelinek <jakub@redhat.com>
553 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
554 arg0/arg1 or their arguments are always fold converted to matching
557 * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
560 2011-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
563 * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
565 (ld_vers): Extract binutils version for gold.
566 (gcc_cv_ld_hidden): Handle gold here.
567 (gcc_cv_lto_plugin): Determine level of linker plugin support.
568 * configure: Regenerate.
569 * config.in: Regenerate.
570 * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
571 -fuse-linker-plugin otherwise.
572 (LINK_PLUGIN_SPEC): Define. Extract from LINK_COMMAND_SPEC.
573 (LINK_COMMAND_SPEC): Use it.
574 (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
576 2011-03-16 Jakub Jelinek <jakub@redhat.com>
578 * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
579 * calls.c: Remove debug.h include.
580 (emit_call_1): Don't call virtual_call_token debug hook.
581 * dwarf2out.c (debug_dcall_section, debug_vcall_section,
582 dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
583 vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
584 size_of_dcall_table, output_dcall_table, size_of_vcall_table,
585 output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
586 vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
587 dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
588 dwarf2out_virtual_call): Remove.
589 (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
590 copy_call_info and virtual_call hooks.
591 (dwarf2out_init): Don't initialize vcall_insn_table,
592 debug_dcall_section and debug_vcall_section.
593 (prune_unused_types): Don't mark nodes from dcall_table.
594 (dwarf2out_finish): Don't output dcall or vcall tables.
595 * final.c (final_scan_insn): Don't call direct_call or
596 virtual_call debug hooks.
597 * debug.h (struct gcc_debug_hooks): Remove direct_call,
598 virtual_call_token, copy_call_info and virtual_call hooks.
599 (debug_nothing_uid): Remove prototype.
600 * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
601 copy_call_info and virtual_call hooks.
602 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
603 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
604 * debug.c (do_nothing_debug_hooks): Likewise.
605 (debug_nothing_uid): Remove.
606 * doc/invoke.texi (-fenable-icf-debug): Remove.
607 * common.opt (-fenable-icf-debug): Likewise.
609 * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
610 * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
611 call's MEM. Handle functions returning aggregate through a hidden
612 first pointer. For virtual calls add clobbered pc to call arguments
614 * dwarf2out.c (gen_subprogram_die): Emit
615 DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
619 * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
620 * rtl.h (ENTRY_VALUE_EXP): Define.
621 * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
622 * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
623 * print-rtl.c (print_rtx): Likewise.
624 * gengtype.c (adjust_field_rtx_def): Likewise.
625 * var-tracking.c (vt_add_function_parameter): Adjust
626 gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
627 * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
628 * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
629 partition is a default definition of a PARM_DECL, use ENTRY_VALUE
630 of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
632 * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
633 Call var_location debug hook even on CALL_INSNs.
634 (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
635 * rtl.def (ENTRY_VALUE): New.
636 * dwarf2out.c: Include cfglayout.h.
637 (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
638 output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
639 (struct call_arg_loc_node): New type.
640 (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
641 tail_call_site_count): New variables.
642 (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
643 DW_TAG_GNU_call_site_parameter.
644 (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
645 DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
646 DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
647 DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
648 and DW_AT_GNU_all_source_call_sites.
649 (mem_loc_descriptor): Handle ENTRY_VALUE.
650 (add_src_coords_attributes): Don't add enything if
651 DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
652 (dwarf2out_abstract_function): Save and clear call_arg_location,
653 call_site_count and tail_call_site_count around dwarf2out_decl call.
654 (gen_call_site_die): New function.
655 (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
656 (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
657 (dwarf2out_function_decl): Clear call_arg_locations,
658 call_arg_loc_last, set call_site_count and tail_call_site_count
659 to -1 and free block_map.
660 (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
661 CALL_INSNs. Add NOTE_DURING_CALL_P var location notes even when not
662 followed by any real instructions.
663 (dwarf2out_begin_function): Set call_site_count and
664 tail_call_site_count to 0.
665 (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
666 is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
667 attempt to force a DIE for it and worst case remove the attribute.
668 (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
669 check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
671 * var-tracking.c: Include tm_p.h.
672 (vt_stack_adjustments): For calls call note_register_arguments.
673 (argument_reg_set): New variable.
674 (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
675 ensure the VALUE is resolved.
676 (call_arguments): New variable.
677 (prepare_call_arguments): New function.
678 (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
679 (struct expand_loc_callback_data): Add ignore_cur_loc field.
680 (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
681 always use the best expression.
682 (vt_expand_loc): Add ignore_cur_loc argument.
683 (vt_expand_loc_dummy): Clear ignore_cur_loc field.
684 (emit_note_insn_var_location): Adjust vt_expand_loc callers.
685 (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
687 (vt_add_function_parameter): Use cselib_lookup_from_insn.
688 If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
689 argument. Don't call cselib_preserve_only_values and
691 (note_register_arguments): New function.
692 (vt_initialize): Compute argument_reg_set. Call
693 vt_add_function_parameters before processing basic blocks instead of
694 afterwards. For calls call prepare_call_arguments before calling
696 * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
697 * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
698 (var-tracking.o): Depend on $(TM_P_H).
699 * cfglayout.h (insn_scope): New prototype.
700 * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
701 * cfglayout.c (insn_scope): No longer static.
702 * insn-notes.def (CALL_ARG_LOCATION): New.
703 * calls.c (expand_call, emit_library_call_value_1): Put USEs for
704 MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
705 * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
706 nothing for DECL_EXTERNAL BLOCK_VARS.
708 2011-03-16 Alan Modra <amodra@gmail.com>
711 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
712 create invalid offset address for vsx splat insn.
713 * config/rs6000/predicates.md (splat_input_operand): New.
714 * config/rs6000/vsx.md (vsx_splat_*): Use it.
716 2011-03-15 Xinliang David Li <davidxl@google.com>
719 * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
720 (normalize_preds): New function.
721 (is_use_properly_guarded): Normalize def predicates.
723 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
726 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
727 in the output template.
729 2011-03-15 Richard Guenther <rguenther@suse.de>
732 * tree-pretty-print.c (dump_function_declaration): Properly
733 dump unprototyped and varargs function types.
735 2011-03-15 Richard Guenther <rguenther@suse.de>
737 PR tree-optimization/13954
738 * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
741 2011-03-15 Richard Guenther <rguenther@suse.de>
743 PR tree-optimization/48037
744 * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
745 selects into BIT_FIELD_REFs.
746 (non_rewritable_mem_ref_base): Check if a MEM_REF is a
749 2011-03-15 Jakub Jelinek <jakub@redhat.com>
751 PR tree-optimization/48129
752 * builtins.c (fold_builtin_snprintf): Convert to type of
753 built_in_decls[BUILT_IN_SNPRINTF] retval instead of
754 implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
756 2011-03-15 Richard Guenther <rguenther@suse.de>
758 PR tree-optimization/41490
759 * tree-ssa-dce.c (propagate_necessity): Handle returns without
761 * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
763 * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
764 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
765 * tree-tailcall.c (find_tail_calls): Ignore returns.
767 2011-03-15 Richard Guenther <rguenther@suse.de>
770 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
771 or variable-indexed array accesses when in gimple form.
773 2011-03-15 Richard Guenther <rguenther@suse.de>
775 * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
777 2011-03-15 Alan Modra <amodra@gmail.com>
780 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
781 presume symbol_refs without a symbol_ref_decl are suitably
782 aligned, nor other trees we may see here. Handle anchor symbols.
783 (legitimate_constant_pool_address_p): Comment. Add mode param.
784 Check cmodel=medium addresses. Adjust all calls.
785 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
786 creating cmodel=medium optimized access to locals.
787 * config/rs6000/constraints.md (R): Pass QImode to
788 legitimate_constant_pool_address_p.
789 * config/rs6000/predicates.md (input_operand): Pass mode to
790 legitimate_constant_pool_address_p.
791 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
794 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
797 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
798 64-bit constants being loaded into registers other than GPRs such
799 as loading 0 into a VSX register.
801 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
803 * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
805 2011-03-14 Jakub Jelinek <jakub@redhat.com>
808 * builtins.c (fold_builtin_snprintf): New function.
809 (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
810 (fold_builtin_4): Likewise.
813 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
814 STRIP_NOPS on arg0 and arg1. When optimizing X +- C == X
815 and C - X == X also strip nops from +/-/p+ operand.
816 When optimizing -X == C, fold C to arg0's type.
819 * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
820 emit it as add_AT_int instead of add_AT_unsigned.
822 2011-03-14 Tom Tromey <tromey@redhat.com>
824 * unwind-dw2.c: Include sys/sdt.h if it exists.
825 (_Unwind_DebugHook): Use STAP_PROBE2.
826 * config.in, configure: Rebuild.
827 * configure.ac: Check for sys/sdt.h.
829 2011-03-14 Uros Bizjak <ubizjak@gmail.com>
831 * config/i386/i386.md (ROUND_FLOOR): New constant.
833 (ROUND_TRUNC): Ditto.
834 (ROUND_MXCSR): Ditto.
835 (ROUND_NO_EXC): Ditto.
836 (rint<mode>2): Use new defines instead of numerical constants.
837 (floor<mode>2): Ditto.
838 (ceil<mode>2): Ditto.
839 (btrunc<mode>2): Ditto.
840 * config/i386/i386-builtin-types.def: Define ROUND function type
842 * config/i386/i386.c (enum ix86_builtins): Add
843 IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
844 (struct builtin_description): Add
845 __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
846 (ix86_expand_sse_round): New static function.
847 (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
849 (ix86_builtin_vectorized_function): Handle
850 BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
852 2011-03-14 Tom Tromey <tromey@redhat.com>
854 * c-parser.c (c_parser_asm_string_literal): Clear
855 warn_overlength_strings.
857 2011-03-14 Tom Tromey <tromey@redhat.com>
859 * c-parser.c (disable_extension_diagnostics): Save
860 warn_overlength_strings.
861 (restore_extension_diagnostics): Restore warn_overlength_strings.
863 2011-03-14 Jakub Jelinek <jakub@redhat.com>
865 * BASE-VER: Change to 4.7.0.
867 2011-03-14 Richard Guenther <rguenther@suse.de>
870 * tree.c (build_vector_from_val): Adjust assert to requirements
873 2011-03-14 Jakub Jelinek <jakub@redhat.com>
876 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
878 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
880 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
881 terms of target_flags_explicit. Adjust copyright year.
883 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
884 * config/rs6000/t-freebsd: New file. Add override for
887 2011-03-13 Chris Demetriou <cgd@google.com>
889 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
890 (-fno-diagnostics-show-option): this, to reflect current default.
891 (-Werror=): Update text about -fno-diagnostics-show-option.
893 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
896 * config/rs6000/predicates.md (easy_vector_constant_add_self,
897 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
898 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
899 mode is not V2DImode or V2DFmode.
900 (vspltis_constant): Do not handle V2DImode and V2DFmode.
901 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
902 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
904 (movdi_internal64): Likewise.
906 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
908 PR tree-optimization/47127
909 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
911 (set_cloog_options): Same.
912 (scop_to_clast): Same.
913 (print_clast_stmt): Do not call cloog_state_malloc and
915 (print_generated_program): Same.
917 * graphite-clast-to-gimple.h (cloog_state): Declared.
918 (scop_to_clast): Adjust declaration.
919 * graphite.c (cloog_state): Defined here.
920 (graphite_initialize): Call cloog_state_malloc.
921 (graphite_finalize): Call cloog_state_free.
923 2011-03-11 Jason Merrill <jason@redhat.com>
925 * attribs.c (lookup_attribute_spec): Take const_tree.
928 2011-03-11 Joseph Myers <joseph@codesourcery.com>
930 * config/sparc/sparc.c (sparc_option_override): Use
931 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
933 2011-03-11 Richard Guenther <rguenther@suse.de>
935 PR tree-optimization/48067
936 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
937 multiplication result will be only used once on the target
940 2011-03-11 Richard Guenther <rguenther@suse.de>
942 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
944 2011-03-11 Richard Guenther <rguenther@suse.de>
947 * tree.c (find_decls_types_r): Do not walk types only reachable
948 from IDENTIFIER_NODEs.
950 2011-03-11 Jakub Jelinek <jakub@redhat.com>
953 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
954 all vnode->force_output nodes as needed.
956 2011-03-11 Jason Merrill <jason@redhat.com>
959 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
960 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
962 2011-03-11 Martin Jambor <mjambor@suse.cz>
964 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
967 2011-03-11 Jakub Jelinek <jakub@redhat.com>
969 PR tree-optimization/48063
970 * ipa-inline.c (cgraph_decide_inlining): Don't try to
971 inline functions called once if !tree_can_inline_p (node->callers).
973 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
975 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
977 * config/score/score3.c: Delete.
978 * config/score/score3.h: Delete.
979 * config/score/mul-div.S: Delete.
980 * config/score/sfp-machine.h: Add new file.
981 * config/score/constraints.md: Add new file.
982 * config/score/t-score-softfp: Add new file.
983 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
984 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
985 (score7_extra_constraint): Delete.
986 (score7_option_override): Remove unused code.
987 * config/score/score.c: Remove score3 and score5 define and code.
988 * config/score/score.h: Remove score3 and score5 define and code.
989 * config/score/score.md: Remove score3 template and unusual insn.
990 * config/score/score.opt: Remove score3 and score5 options.
992 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
994 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
995 when _HPUX_SOURCE is defined.
996 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
998 2011-03-10 Jason Merrill <jason@redhat.com>
1001 * stor-layout.c (layout_type): Don't set structural equality
1002 on arrays of incomplete type.
1003 * tree.c (type_hash_eq): Handle comparing them properly.
1005 2011-03-10 Jakub Jelinek <jakub@redhat.com>
1008 * config/s390/s390.c (s390_delegitimize_address): Make sure the
1009 result mode matches original rtl mode.
1011 2011-03-10 Nick Clifton <nickc@redhat.com>
1013 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
1014 (andsi3, andsi3_flags): Fix timings for three operand alternative.
1016 2011-03-09 Jakub Jelinek <jakub@redhat.com>
1018 PR rtl-optimization/47866
1019 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
1020 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
1021 if target wasn't scalar.
1022 * function.c (assign_stack_temp_for_type): Assert that neither
1023 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
1024 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
1026 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
1028 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1030 * config/s390/s390-protos.h (s390_label_align): New prototype.
1031 * config/s390/s390.c (s390_label_align): New function.
1032 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
1034 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1037 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
1038 V2DI/V2DF constants. Only all 0's or all 1's are easy.
1039 (output_vec_const_move): Ditto.
1041 2011-03-08 Anatoly Sokolov <aesok@post.ru>
1043 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
1044 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
1045 * config/mips/mips.c (mips_preferred_reload_class): Make static.
1046 Change 'rclass' argument and result type to reg_class_t.
1047 (TARGET_PREFERRED_RELOAD_CLASS): Define.
1049 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
1051 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1052 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
1053 (TARGET_MEMORY_MOVE_COST): Define.
1054 (avr_register_move_cost, avr_memory_move_cost): New Functions.
1056 2011-03-08 Jakub Jelinek <jakub@redhat.com>
1059 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
1062 PR tree-optimization/48022
1063 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
1066 2011-03-07 Jakub Jelinek <jakub@redhat.com>
1069 * var-tracking.c (find_use_val): Return NULL for
1070 cui->sets && cui->store_p BLKmode MEMs.
1072 2011-03-07 Anatoly Sokolov <aesok@post.ru>
1074 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
1076 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
1077 xstormy16_print_operand_address): Remove.
1078 * config/stormy16/stormy16.c (xstormy16_print_operand,
1079 xstormy16_print_operand_address): Make static.
1080 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
1082 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
1085 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
1086 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
1089 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
1092 * cfgloopmanip.c (fix_bb_placements): Return immediately
1093 if FROM is BASE_LOOP's header.
1095 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
1097 * gimplify.c (gimplify_function_tree): Fix building calls
1098 to __builtin_return_address.
1100 2011-03-07 Alan Modra <amodra@gmail.com>
1102 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
1103 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
1104 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
1105 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
1107 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
1108 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
1109 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
1110 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
1111 * config/rs6000/rs6000.c
1112 (rs6000_elf_end_indicate_exec_stack): Rename to..
1113 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
1114 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
1115 (rs6000_file_start): ..here.
1116 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
1117 file scope variables.
1118 (call_ABI_of_interest): New function.
1119 (init_cumulative_args): Set above vars when function return value
1120 is a float, vector, or small struct.
1121 (rs6000_function_arg_advance_1): Likewise for function args.
1122 (rs6000_va_start): Set rs6000_passes_float if variable arg function
1123 references float args.
1125 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
1127 * doc/cfg.texi: Remove "See" before @ref.
1128 * doc/invoke.texi: Likewise.
1130 2011-03-05 Jason Merrill <jason@redhat.com>
1132 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
1134 2011-03-05 Anthony Green <green@moxielogic.com>
1136 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
1138 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
1140 PR rtl-optimization/47899
1141 * cfgloopmanip.c (fix_bb_placements): Fix first argument
1142 to flow_loop_nested_p when moving the loop upward.
1144 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
1147 * arm.md (movhi_insn_arch4): Accept any immediate constant.
1149 2011-03-05 Jakub Jelinek <jakub@redhat.com>
1151 PR tree-optimization/47967
1152 * ipa-cp.c (build_const_val): Return NULL instead of creating
1153 VIEW_CONVERT_EXPR for mismatching sizes.
1154 (ipcp_create_replace_map): Return NULL if build_const_val failed.
1155 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
1156 give up on versioning.
1158 2011-03-05 Alan Modra <amodra@gmail.com>
1161 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1162 full cmodel medium/large lo_sum + high addresses.
1164 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1166 * config/s390/s390.c (s390_decompose_address): Reject non-literal
1167 pool references in UNSPEC_LTREL_OFFSET.
1169 2011-03-04 Jan Hubicka <jh@suse.cz>
1172 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
1173 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
1174 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
1176 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
1177 cgraph_add_thunk): Add node pointers.
1178 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
1179 associated to right node.
1180 (input_node): Update use of cgraph_same_body_alias
1181 and cgraph_add_thunk.
1183 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
1185 * config/i386/i386.opt (mprefer-avx128): New flag.
1186 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
1187 modes when the flag -mprefer-avx128 is on.
1189 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
1191 * dwarf2out.c (compare_loc_operands): Fix address handling.
1193 2011-03-04 Alan Modra <amodra@gmail.com>
1195 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
1197 2011-03-04 Richard Guenther <rguenther@suse.de>
1200 * expmed.c (extract_bit_field_1): Prefer vector modes that
1201 vec_extract patterns can handle.
1203 2011-03-04 Richard Guenther <rguenther@suse.de>
1206 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
1208 2011-03-04 Richard Henderson <rth@redhat.com>
1210 * explow.c (emit_stack_save): Remove 'after' parameter.
1211 (emit_stack_restore): Likewise.
1212 * expr.h: Update to match.
1213 * builtins.c, calls.c, stmt.c: Likewise.
1214 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
1215 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
1216 * function.c (expand_function_end): Insert the emit_stack_save
1217 sequence before parm_birth_insn instead of after.
1219 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
1221 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
1222 (ssse3_pmaddubsw128): Ditto.
1223 (ssse3_pmaddubsw): Ditto.
1225 2011-03-03 Steve Ellcey <sje@cup.hp.com>
1227 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
1229 2011-03-03 Jakub Jelinek <jakub@redhat.com>
1232 * gimplify.c (omp_add_variable): Only call omp_notice_variable
1233 on TYPE_SIZE_UNIT if it is a DECL.
1236 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
1237 first operand is not is_gimple_mem_ref_addr, try to fold it.
1238 If the operand still isn't is_gimple_mem_ref_addr, clear
1241 2011-03-03 Richard Guenther <rguenther@suse.de>
1244 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
1246 (refs_may_alias_p_1): For release branches return true if
1247 we are confused by our input.
1249 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1251 * config/s390/s390.c (s390_function_value): Rename to ...
1252 (s390_function_and_libcall_value): ... this.
1253 (s390_function_value): New function.
1254 (s390_libcall_value): New function.
1255 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
1256 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
1257 target macro definitions.
1258 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
1260 2011-03-02 Joseph Myers <joseph@codesourcery.com>
1262 * config/i386/freebsd64.h (CC1_SPEC): Define.
1263 * config/i386/linux64.h (CC1_SPEC): Define.
1264 * config/i386/x86-64.h (CC1_SPEC): Don't define.
1266 2011-03-02 Anatoly Sokolov <aesok@post.ru>
1268 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1270 * config/stormy16/stormy16.c: Include reload.h.
1271 (xstormy16_memory_move_cost): New function.
1272 (TARGET_MEMORY_MOVE_COST): Define.
1274 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
1276 PR rtl-optimization/47925
1277 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
1278 with side effects. Remove the more-specific check for volatile asms.
1280 2011-03-02 Alan Modra <amodra@gmail.com>
1283 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
1284 toc relative addresses for valid offsets.
1286 2011-03-01 Richard Guenther <rguenther@suse.de>
1288 PR tree-optimization/47890
1289 * tree-vect-loop.c (get_initial_def_for_induction): Set
1290 related stmt properly.
1292 2011-03-01 Richard Guenther <rguenther@suse.de>
1295 * lto-streamer.c (lto_record_common_node): Also register
1298 2011-03-01 Richard Guenther <rguenther@suse.de>
1301 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1302 Do not stream DECL_ABSTRACT_ORIGIN.
1303 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
1304 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
1305 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1306 Do not stream DECL_ABSTRACT_ORIGIN.
1307 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
1308 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
1310 2011-02-28 Anatoly Sokolov <aesok@post.ru>
1312 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
1313 FUNCTION_VALUE_REGNO_P): Remove.
1314 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
1315 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
1316 Add 'outgoing' argument.
1317 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
1319 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
1320 TARGET_FUNCTION_VALUE_REGNO_P): Define.
1322 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
1325 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
1326 (lookup_filename): Likewise.
1327 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
1329 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
1330 Jakub Jelinek <jakub@redhat.com>
1333 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
1334 (assign_stack_local_1): Change last argument type to int.
1335 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
1336 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
1337 don't record padding space into frame_space_list nor use those areas.
1338 (assign_stack_local): Adjust caller.
1339 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
1340 of assign_stack_local, pass 0 as last argument.
1341 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
1344 2011-02-28 Jakub Jelinek <jakub@redhat.com>
1347 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
1348 Use target address_mode and pointer_mode hooks instead of hardcoded
1349 Pmode and ptr_mode. Handle some simple cases of extending if
1350 POINTERS_EXTEND_UNSIGNED < 0.
1351 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
1352 Call convert_debug_memory_address.
1353 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
1354 convert_debug_memory_address.
1357 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
1358 * configure: Regenerated.
1359 * config.in: Regenerated.
1360 * varasm.c (default_function_section): Return NULL
1361 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
1363 2011-02-28 Martin Jambor <mjambor@suse.cz>
1365 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
1366 the description to match the printed values.
1368 2011-02-28 Richard Guenther <rguenther@suse.de>
1370 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
1371 of the copied scope tree.
1373 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1375 * doc/extend.texi (Function Attributes): Avoid deeply (and
1376 wrongly) nested tables.
1378 2011-02-27 Jakub Jelinek <jakub@redhat.com>
1381 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
1382 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
1383 r isn't op0 nor op1.
1385 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
1387 * config/avr/avr.md: Remove magic comment for emacs.
1389 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
1392 * config/avr/avr.c (avr_option_override): Use error on bad options.
1393 (avr_help): New function.
1394 (TARGET_HELP): Define.
1396 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
1399 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
1400 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
1402 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
1404 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
1405 (ARM Options): Ditto.
1406 (i386 and x86-64 Options): Ditto.
1407 (RX Options): Ditto.
1408 (SPARC Options): Ditto.
1410 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
1412 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
1413 FreeBSD 6 and later. Generally use cpu generic.
1415 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1417 * doc/cpp.texi: Update copyright years.
1419 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
1422 * config/lm32/lm32.md (ashrsi3): Added needed variable.
1424 2011-02-25 Jon Beniston <jon@beniston.com>
1427 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
1428 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
1429 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
1430 (lm32_block_move_inline): Add type cast to remove warning.
1431 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
1432 (gen_int_relational): Move declarations to start of function.
1434 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
1436 PR tree-optimization/45470
1437 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
1438 can throw internally only.
1439 * tree-vect-stmts.c (vectorizable_call): Likewise.
1441 2011-02-24 Anatoly Sokolov <aesok@post.ru>
1443 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
1444 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1445 * config/stormy16/stormy16-protos.h
1446 (xstormy16_preferred_reload_class): Remove.
1447 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
1448 static. Change 'rclass' argument and return type to reg_class_t.
1449 (TARGET_PREFERRED_RELOAD_CLASS,
1450 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1452 2011-02-24 Richard Guenther <rguenther@suse.de>
1454 * lto-streamer-in.c (input_bb): Do not find referenced vars
1455 in debug statements.
1457 2011-02-23 Jason Merrill <jason@redhat.com>
1459 * common.opt (fabi-version): Document v5 and v6.
1461 2011-02-23 Richard Guenther <rguenther@suse.de>
1463 PR tree-optimization/47849
1464 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
1466 2011-02-23 Jie Zhang <jie@codesourcery.com>
1468 * opts-common.c (decode_cmdline_option): Print empty string
1469 argument as "" in decoded->orig_option_with_args_text.
1470 * gcc.c (execute): Print empty string argument as ""
1471 in the verbose output.
1472 (do_spec_1): Keep empty string argument.
1474 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
1476 * config.gcc: Declare score-* and crx-* obsolete.
1478 2011-02-23 Jie Zhang <jie@codesourcery.com>
1480 PR rtl-optimization/47763
1481 * web.c (web_main): Ignore naked clobber when replacing register.
1483 2011-02-22 Anatoly Sokolov <aesok@post.ru>
1485 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
1488 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
1491 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
1493 2011-02-22 Mike Stump <mikestump@comcast.net>
1495 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
1497 * configure: Regenerate.
1499 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
1501 PR rtl-optimization/46002
1502 * ira-color.c (update_copy_costs): Change class intersection
1503 test to reg_class_contents[] test of 'hard_regno'.
1505 2011-02-21 Joseph Myers <joseph@codesourcery.com>
1507 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
1509 * config/hpux11.opt (mt): Likewise.
1510 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
1511 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
1512 * config/vax/elf.opt (mno-asm-pic): Likewise.
1513 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
1515 2011-02-21 Mike Stump <mikestump@comcast.net>
1518 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
1519 tree so we can get save the type.
1520 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
1521 for CFString instead of trying to use past the end of the builtins.
1522 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
1523 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
1524 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
1525 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
1526 Rename to darwin_builtin_cfstring.
1527 (darwin_init_cfstring_builtins): Return the built type.
1529 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
1532 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
1533 (_mm256_insert_epi64): Use _mm_insert_epi64.
1535 2011-02-21 Anatoly Sokolov <aesok@post.ru>
1537 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1538 * config/stormy16/stormy16-protos.h
1539 (xstormy16_mode_dependent_address_p): Remove.
1540 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
1541 Make static. Change return type to bool. Change argument type to
1542 const_rtx. Remove dead code.
1543 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1545 2011-02-21 Richard Guenther <rguenther@suse.de>
1548 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1549 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1550 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
1552 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1553 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1555 2011-02-20 Richard Guenther <rguenther@suse.de>
1558 * tree.c (free_lang_data_in_decl): Clean builtins from
1559 the TU decl BLOCK_VARS.
1561 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
1565 * haifa-sched.c (fix_tick_ready): Skip tick computation
1568 2011-02-19 Richard Guenther <rguenther@suse.de>
1571 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
1572 Remove lazy BLOCK_VARS streaming.
1573 (lto_input_ts_block_tree_pointers): Likewise.
1574 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
1576 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1578 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
1580 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1582 * config/i386/biarch32.h, config/i386/mach.h,
1583 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
1585 2011-02-19 Jakub Jelinek <jakub@redhat.com>
1588 * config/i386/i386.md (peephole2 for shift and plus): Use
1589 operands[1] original mode in the first insn.
1591 2011-02-18 Mike Stump <mikestump@comcast.net>
1593 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
1595 2011-02-18 Jan Hubicka <jh@suse.cz>
1598 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
1599 to zero when the function is not inlinable at all.
1601 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1603 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
1604 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1605 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
1606 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
1607 * config/pa/t-pa64: Likewise.
1608 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
1610 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1613 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
1615 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1618 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
1620 2011-02-18 Anatoly Sokolov <aesok@post.ru>
1622 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
1623 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
1624 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
1625 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
1626 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
1627 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
1628 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
1629 m32r_load_postinc_p, m32r_store_preinc_predec_p,
1630 m32r_legitimate_address_p): New functions.
1631 * config/m32r/constraints.md (constraint "S"): Don't use
1632 STORE_PREINC_PREDEC_P.
1633 (constraint "U"): Don't use LOAD_POSTINC_P.
1635 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
1637 PR rtl-optimization/46178
1638 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
1639 compute ira_hard_regno_cover_class[].
1641 2011-02-18 Richard Guenther <rguenther@suse.de>
1644 * lto-streamer.h (lto_global_var_decls): Declare.
1645 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
1646 statics for global var processing.
1648 2011-02-18 Richard Guenther <rguenther@suse.de>
1650 PR tree-optimization/47737
1651 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
1652 edge dominance check.
1654 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1657 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
1658 avoid invalid rtx sharing.
1660 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
1662 * doc/cpp.texi (Obsolete Features): Add background on the
1663 origin of assertions.
1665 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
1667 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
1669 * config/darwin.c (output_objc_section_asm_op): Added support for
1671 (is_objc_metadata): New.
1672 (darwin_objc2_section): New.
1673 (darwin_objc1_section): New.
1674 (machopic_select_section): Added support for ABI v1 and v2.
1675 (darwin_emit_objc_zeroed): New.
1676 (darwin_output_aligned_bss): Detect objc metadata and treat it
1678 (darwin_asm_output_aligned_decl_common): Same.
1679 (darwin_asm_output_aligned_decl_local): Same.
1680 * config/darwin-sections.def: Updated for ABI v1 and v2.
1681 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
1682 compiling Objective-C code for the NeXT runtime, default to using
1683 ABI version 0 for 32-bit, and version 2 for 64-bit.
1685 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1687 * common.opt (optimize_fast): New Variable.
1688 * opts.c (default_options_optimization): Use opts->x_optimize_fast
1689 instead of local variable ofast.
1691 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
1693 * doc/invoke.texi (fobjc-abi-version): Documented.
1694 (fobjc-nilcheck): Documented.
1695 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
1698 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1701 * common.opt (export-dynamic): New Driver option.
1702 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
1704 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1706 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
1708 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
1709 Jan Hubicka <jh@suse.cz>
1713 * cfgexpand.c (account_used_vars_for_block): Remove.
1714 (estimated_stack_frame_size): Use referenced vars.
1715 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
1716 that were referenced in the original function. Test src_fn
1717 rather than cfun. Drop redundant get_var_ann.
1718 (setup_one_parameter): Drop redundant get_var_ann.
1719 (declare_return_variable): Likewise.
1720 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
1721 (copy_arguments_for_versioning): Drop redundant get_var_ann.
1722 * ipa-inline.c (compute_inline_parameters): Do not compute
1723 disregard_inline_limits here.
1724 (compute_inlinable_for_current, pass_inlinable): New.
1725 (pass_inline_parameters): Require PROP_referenced_vars.
1726 * cgraphunit.c (cgraph_process_new_functions): Don't run
1727 compute_inline_parameters explicitly unless function is in SSA form.
1728 (cgraph_analyze_function): Set .disregard_inline_limits.
1729 * tree-sra.c (convert_callers): Compute inliner parameters
1730 only for functions already in SSA form.
1732 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1734 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
1735 -mlittle-endian-data.
1737 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1739 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
1740 -mno-fpu, not -fpu and -no-fpu.
1741 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
1742 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
1744 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
1747 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
1748 input reload with PLUS RTX.
1750 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1752 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
1753 of InverseVar(MDMX).
1755 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1757 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
1760 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1762 * config/mn10300/mn10300.opt (mno-crt0): New.
1764 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1766 * config/m68k/uclinux.opt (static-libc): New Driver option.
1768 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1770 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
1772 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1774 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
1775 %{muser-extend-enabled}.
1777 2011-02-16 Richard Guenther <rguenther@suse.de>
1779 PR tree-optimization/47738
1780 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
1781 the TODO from tree_predictive_commoning.
1783 2011-02-15 Jeff Law <law@redhat.com>
1786 2011-01-25 Jeff Law <law@redhat.com>
1788 PR rtl-optimization/37273
1789 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1790 handle them like argument loads from stack slots. Do not double
1791 count memory for memory constants and argument loads from stack slots.
1793 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1796 * combine.c (cant_combine_insn_p): Revert the last change.
1798 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1801 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
1802 mode for vector constants. Remove code that checks for TImode.
1804 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1808 * cgraph.h (compute_inline_parameters): Return void.
1809 * ipa-inline.c (compute_inline_parameters): Adjust.
1811 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1815 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
1817 * cfgexpand.c (estimated_stack_frame_size): Likewise.
1818 * ipa-inline.c (compute_inline_parameters): Adjust.
1820 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1824 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
1825 Adjust all users. Pass FN to...
1826 * tree-flow-inline.h (first_referenced_var): ... this. Add
1828 * ipa-struct-reorg.c: Adjust.
1829 * tree-dfa.c: Adjust.
1830 * tree-into-ssa.c: Adjust.
1831 * tree-sra.c: Adjust.
1832 * tree-ssa-alias.c: Adjust.
1833 * tree-ssa-live.c: Adjust.
1834 * tree-ssa.c: Adjust.
1835 * tree-ssanames.c: Adjust.
1836 * tree-tailcall.c: Adjust.
1838 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1842 * tree-flow.h (referenced_var_lookup): Add fn parameter.
1844 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
1845 * tree-flow-inline.h: Adjust.
1846 * gimple-pretty-print.c: Adjust.
1847 * tree-into-ssa.c: Adjust.
1848 * tree-ssa.c: Adjust.
1849 * cfgexpand.c: Adjust.
1851 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1853 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
1854 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1855 (EXTRA_CONSTRAINT): Delete.
1856 * config/iq2000/constraints.md: New file.
1857 * config/iq2000/iq2000.md: Include it.
1858 (define_insn ""): Delete.
1859 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
1860 unsupported constraint letters from patterns.
1861 (call_value, call_value_internal1): Likewise.
1862 (call_value_multiple_internal1): Likewise.
1864 2011-02-15 Nick Clifton <nickc@redhat.com>
1866 * config/mn10300/mn10300.c: Include tm-constrs.h.
1867 (struct liw_data): New data structure describing an LIW candidate
1869 (extract_bundle): Use struct liw_data. Allow small integer
1870 operands for some instructions.
1871 (check_liw_constraints): Use struct liw_data. Remove swapped
1872 parameter. Add comments describing the checks. Fix bug when
1873 assigning the source of liw1 to the source of liw2.
1874 (liw_candidate): Delete. Code moved into extract_bundle.
1875 (mn10300_bundle_liw): Use struct liw_data. Check constraints
1877 * config/mn10300/predicates.md (liw_operand): New predicate.
1878 Allows registers and small integer constants.
1879 * config/mn10300/constraints.md (O): New constraint. Accetps
1880 integers in the range -8 to +7 inclusive.
1881 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
1882 for moving a small integer into a register. Give this alternative
1884 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
1885 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
1886 using the J,K,L and M constraints,
1887 (liw): Remove SI mode on second operands to allow for HI and QI
1889 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
1892 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1895 * combine.c (cant_combine_insn_p): Check zero/sign extended
1898 2011-02-15 Richard Guenther <rguenther@suse.de>
1900 PR tree-optimization/47743
1901 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
1902 for a non-type-compatible VN lookup bail out.
1904 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1906 * config/fr30/constraints.md: New file.
1907 * config/fr30/fr30.md: Include it.
1908 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
1909 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1910 (EXTRA_CONSTRAINT): Delete.
1912 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1914 * config/frv/constraints.md: New file.
1915 * config/frv/predicates.md: Include it.
1916 * config/frv/frv.c (reg_class_from_letter): Delete.
1917 (frv_option_override): Don't initialize it.
1918 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
1919 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
1920 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
1921 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1922 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
1923 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1924 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
1925 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
1926 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
1927 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
1928 (REG_CLASS_FROM_CONSTRAINT): Delete.
1930 2011-02-15 Jakub Jelinek <jakub@redhat.com>
1933 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
1934 if frame size is 0 in a leaf function.
1936 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1939 * config/alpha/host-osf.c: New file.
1940 * config/alpha/x-osf: New file.
1941 * config.host (alpha*-dec-osf*): Use it.
1943 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1945 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1946 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
1947 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
1948 (rx_mode_dependent_address_p): ...this. Make static. Change argument
1950 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1952 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1954 * config/stormy16/constraints.md: New file.
1955 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
1956 Use satisfies_constraint_Q and satisfies_constraint_R.
1957 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
1959 (xstormy16_legitiamte_address_p): Declare.
1960 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
1961 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1962 (EXTRA_CONSTRAINT): Delete.
1963 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1965 (xstormy16_extra_constraint_p): Delete.
1967 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
1969 PR tree-optimization/46494
1970 * loop-unroll.c (split_edge_and_insert): Adjust comment.
1971 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
1972 (pass_rtl_loop_done): Add TODO_verify_flow.
1973 * fwprop.c (pass_rtl_fwprop): Likewise.
1974 * modulo-sched.c (pass_sms): Likewise.
1975 * tree-ssa-dom.c (pass_dominator): Likewise.
1976 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1977 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
1978 (pass_tree_loop_done): Likewise.
1979 * tree-ssa-pre.c (execute_pre): Likewise.
1980 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1981 * tree-ssa-sink.c (pass_sink_code): Likewise.
1982 * tree-vrp.c (pass_vrp): Likewise.
1984 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1986 * config/v850/constraints.md: New file.
1987 * config/v850/v850.md: Include it.
1988 * config/v850/predicates.md (reg_or_0_operand): Use
1989 satisfies_constraint_G.
1990 (special_symbolref_operand): Use satisfies_constraint_K.
1991 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
1992 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
1993 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
1994 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1995 (EXTRA_CONSTRAINT): Delete.
1996 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
1997 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
1998 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
2000 2011-02-14 Anatoly Sokolov <aesok@post.ru>
2003 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
2006 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
2008 * config/mcore/constraints.md: New file.
2009 * config/mcore/mcore.md: Include it.
2010 * config/mcore/mcore.c (reg_class_from_letter): Delete.
2011 * config/mcore/mcore.h (reg_class_from_letter): Delete.
2012 (REG_CLASS_FROM_LETTER): Delete.
2013 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
2014 insn_const_int_ok_for_constraint.
2015 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
2016 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
2017 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
2018 (EXTRA_CONSTRAINT): Delete.
2020 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2023 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
2024 (IS_SIGHANDLER): Define.
2025 (sparc64_is_sighandler): New function, split off from
2026 sparc64_fallback_frame_state.
2027 (sparc_is_sighandler): New function, split off from
2028 sparc_fallback_frame_state.
2029 (sparc64_fallback_frame_state): Merge with ...
2030 (sparc_fallback_frame_state): ... this into ...
2031 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
2032 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
2033 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
2034 stack instead of hardcoded offsets.
2036 2011-02-14 Andriy Gapon <avg@freebsd.org>
2039 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
2041 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2043 * configure: Regenerate.
2045 2011-02-12 Joseph Myers <joseph@codesourcery.com>
2048 * gcc.c (asm_options): Correct spec matching --target-help.
2050 2011-02-12 Martin Jambor <mjambor@suse.cz>
2052 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
2053 to gimple call error.
2055 2011-02-12 Mike Stump <mikestump@comcast.net>
2057 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
2058 comments in backslash regions.
2060 2011-02-12 Mike Stump <mikestump@comcast.net>
2061 Jakub Jelinek <jakub@redhat.com>
2062 Iain Sandoe <iains@gcc.gnu.org>
2065 * dwarf2out.c (output_cfa_loc): When required, apply the
2066 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
2067 (output_loc_sequence): Likewise.
2068 (output_loc_operands_raw): Likewise.
2069 (output_loc_sequence_raw): Likewise.
2070 (output_cfa_loc): Likewise.
2071 (output_loc_list): Suppress register number adjustment when
2072 calling output_loc_sequence()
2073 (output_die): Likewise.
2075 2011-02-12 Anatoly Sokolov <aesok@post.ru>
2077 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
2079 * config/xtensa/xtensa.c (xtensa_register_move_cost,
2080 xtensa_memory_move_cost): New functions.
2081 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
2083 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
2086 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
2087 in the current directory.
2088 * configure: Rebuilt.
2090 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
2092 * config/darwin.c (darwin_override_options): Add a hunk missed
2093 from the commit of r168571. Trim comment line lengths and
2094 correct indents of the preceding block.
2096 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
2098 * gcc.c (driver_handle_option): Concatenate the argument to -F with
2101 2011-02-11 Joseph Myers <joseph@codesourcery.com>
2103 * common.opt (nostartfiles): New Driver option.
2105 2011-02-11 Xinliang David Li <davidxl@google.com>
2107 PR tree-optimization/47707
2108 * tree-chrec.c (convert_affine_scev): Keep type precision.
2110 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
2112 PR tree-optimization/47420
2113 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
2115 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
2117 PR rtl-optimization/47614
2118 * rtl.h (check_for_inc_dec): Declare.
2119 * dse.c (check_for_inc_dec): Externalize...
2120 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
2121 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
2123 2011-02-11 Joseph Myers <joseph@codesourcery.com>
2126 * gcc.c (main): Do not compile inputs if there were errors in
2128 * opts-common.c (read_cmdline_option): Check for wrong language
2129 after other error checks.
2131 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
2133 * cgraph.c: Fix comment typos.
2134 * cgraph.h: Likewise.
2135 * cgraphunit.c: Likewise.
2136 * ipa-cp.c: Likewise.
2137 * ipa-inline.c: Likewise.
2138 * ipa-prop.c: Likewise.
2139 * ipa-pure-const.c: Likewise.
2140 * ipa-ref.c: Likewise.
2141 * ipa-reference.c: Likewise.
2143 2011-02-11 Jakub Jelinek <jakub@redhat.com>
2146 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
2148 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2151 * doc/sourcebuild.texi (Require Support): Document
2152 dg-require-ascii-locale.
2154 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
2156 * doc/lto.texi (Write summary): Fix missing parentheses.
2158 2011-02-10 DJ Delorie <dj@redhat.com>
2160 * config/m32c/m32c.c (m32c_option_override): Disable
2161 -fcombine-stack-adjustments until flag value tracking and compare
2162 optimization can be rewritten.
2164 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
2166 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
2168 (PROCESSOR_DEFAULT64): Likewise.
2170 2011-02-10 Richard Henderson <rth@redhat.com>
2172 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
2173 change from 2011-02-03.
2174 * config/rx/rx.c (flags_from_code): Likewise.
2175 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
2176 is valid, n/pz otherwise.
2177 (rx_select_cc_mode): Return CCmode if Y is not zero.
2179 2011-02-10 Richard Guenther <rguenther@suse.de>
2181 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
2183 2011-02-10 Richard Guenther <rguenther@suse.de>
2185 PR tree-optimization/47677
2186 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
2188 2011-02-10 Jakub Jelinek <jakub@redhat.com>
2191 * combine.c (make_compound_operation): Only change shifts into
2192 multiplication for SCALAR_INT_MODE_P.
2194 2011-02-10 Jie Zhang <jie@codesourcery.com>
2198 2011-02-05 Jie Zhang <jie@codesourcery.com>
2200 * web.c (entry_register): Don't clobber the number of the
2201 first uninitialized reference in used[].
2203 2011-02-09 Richard Guenther <rguenther@suse.de>
2205 PR tree-optimization/47664
2206 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
2209 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
2213 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
2215 (PROCESSOR_DEFAULT64): Same.
2216 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
2218 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2220 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
2222 2011-02-09 Martin Jambor <mjambor@suse.cz>
2225 * tree-sra.c (struct access): New flags grp_scalar_read and
2226 grp_scalar_write. Changed description of assignment read and write
2228 (dump_access): Dump new flags, reorder all of them.
2229 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
2230 to detect multiple scalar reads.
2231 (analyze_access_subtree): Use the new scalar read write flags instead
2232 of the old flags. Adjusted comments.
2234 2011-02-08 DJ Delorie <dj@redhat.com>
2237 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
2240 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2242 * config/m68k/uclinux.opt: New.
2243 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
2245 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2247 * config/cris/elf.opt (sim): New Driver option.
2249 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2251 * config/xtensa/elf.opt: New.
2252 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
2254 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2256 * config/vax/elf.opt: New.
2257 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
2259 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2261 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
2263 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2265 * config/gnu-user.opt: New.
2266 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
2267 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
2268 *-*-uclinux*): Use gnu-user.opt.
2270 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
2272 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
2273 * config/i386/gnu.h (CPP_SPEC): Likewise.
2275 2011-02-08 Ian Lance Taylor <iant@google.com>
2277 * common.opt (fcx-limited-range): Add SetByCombined flag.
2278 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
2279 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
2280 (fassociative-math, freciprocal-math): Likewise.
2281 (funsafe-math-optimizations): Likewise.
2282 * opth-gen.awk: Handle SetByCombined.
2283 * optc-gen.awk: Likewise.
2284 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
2285 (set_unsafe_math_optimizations_flags): Likewise.
2286 * doc/options.texi (Option properties): Document SetByCombined.
2288 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2290 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
2291 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
2292 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
2293 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
2294 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
2296 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
2298 PR tree-optimization/46834
2299 PR tree-optimization/46994
2300 PR tree-optimization/46995
2301 * graphite-sese-to-poly.c (used_outside_reduction): New.
2302 (detect_commutative_reduction): Call used_outside_reduction.
2303 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
2304 translate_scalar_reduction_to_array only when at least one
2305 loop-phi/close-phi tuple has been detected.
2307 2011-02-08 Richard Guenther <rguenther@suse.de>
2310 * tree-vect-generic.c (expand_vector_operations_1): Update
2312 (expand_vector_operations): ... not here. Cleanup EH info
2313 and the CFG if required.
2315 2011-02-08 Richard Guenther <rguenther@suse.de>
2317 PR tree-optimization/47641
2318 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
2319 require type compatibility.
2321 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2323 * gimple-low.c (lower_function_body): Don't remove the location of
2324 the return statement here.
2325 (lower_gimple_return): Do it here instead but only if the return
2326 statement is actually used twice.
2328 2011-02-08 Richard Guenther <rguenther@suse.de>
2330 PR tree-optimization/47632
2331 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
2332 unused up_to_stmt parameter, return whether cfg-cleanup is
2333 necessary, remove EH info properly.
2334 (forward_propagate_into_gimple_cond): Adjust caller.
2335 (forward_propagate_into_cond): Likewise.
2336 (forward_propagate_comparison): Likewise.
2337 (tree_ssa_forward_propagate_single_use_vars): Make
2338 forward_propagate_comparison case similar to the two others.
2340 2011-02-08 Nick Clifton <nickc@redhat.com>
2342 * config/mn10300/mn10300.opt (mliw): New command line option.
2343 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
2344 (liw_bundling): New automaton.
2345 (liw): New attribute.
2346 (liw_op): New attribute.
2347 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
2348 (movsi_internal): Add LIW attributes.
2352 (addsi3): Separate register and immediate alternatives.
2357 (lshrsi3): Likewise.
2358 (ashrsi3): Likewise.
2360 * config/mn10300/mn10300.c (liw_op_names): New
2361 (mn10300_print_operand): Handle 'W' operand descriptor.
2362 (extract_bundle): New function.
2363 (check_liw_constraints): New function.
2364 (liw_candidate): New function.
2365 (mn10300_bundle_liw): New function.
2366 (mn10300_reorg): New function.
2367 (TARGET_MACHINE_DEPENDENT_REORG): Define.
2368 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
2369 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
2370 __LIW__ or __NO_LIW__.
2371 * doc/invoke.texi: Describe the -mliw command line option.
2373 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2375 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
2376 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
2377 pthread_mutex_unlock): Remove.
2378 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
2379 * config/pa/t-pa64: Likewise.
2380 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
2381 shared libc if not linking against libpthread.
2382 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2384 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
2387 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
2388 on 10.6 and later to ensure that we always use the unwinder from
2389 the system. Only add -no_compact_unwind when tarteting darwin
2392 2011-02-07 Steve Ellcey <sje@cup.hp.com>
2395 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
2396 (vec_interleave_lowv2sf): Ditto.
2397 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
2398 (vec_extract_oddv2sf): Ditto.
2400 2011-02-07 Mike Stump <mikestump@comcast.net>
2403 Add __ieee_divdc3 entry point.
2404 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
2406 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
2407 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
2408 * config/darwin.c (darwin_rename_builtins): Add.
2409 * config/darwin-protos.h (darwin_rename_builtins): Add.
2411 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2414 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
2417 2011-02-07 Mike Stump <mikestump@comcast.net>
2419 * config/darwin.opt (mmacosx-version-min): Update default OS version.
2421 2011-02-07 Denis Chertykov <chertykov@gmail.com>
2424 * config/avr/libgcc.S (exit): Move .endfunc
2426 2011-02-07 Richard Guenther <rguenther@suse.de>
2428 PR tree-optimization/47615
2429 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
2430 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
2431 (run_scc_vn): Initialize it.
2432 (visit_reference_op_load): Use it.
2433 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
2435 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2437 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
2438 DImode trapping arithmetic libfuncs.
2440 2011-02-07 Richard Guenther <rguenther@suse.de>
2442 PR tree-optimization/47621
2443 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
2445 (execute_update_addresses_taken): ... here. Make it more
2446 conservative in what we accept.
2448 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2450 * config/sparc/freebsd.h (ASM_SPEC): Define.
2451 * config/sparc/vxworks.h (ASM_SPEC): Define.
2453 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2455 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2457 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
2459 * doc/invoke.texi: Remove reference to compiler internals from
2462 * reg-notes.def: Remove REG_VALUE_PROFILE.
2463 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
2465 2011-02-05 Jakub Jelinek <jakub@redhat.com>
2468 * varasm.c (default_section_type_flags): If decl is NULL,
2469 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
2471 2011-02-05 Jie Zhang <jie@codesourcery.com>
2474 * web.c (entry_register): Don't clobber the number of the
2475 first uninitialized reference in used[].
2477 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
2479 PR tree-optimization/46194
2480 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
2481 (build_classic_dist_vector_1): Do not represent classic distance
2482 vectors when the access functions are variating in different loops.
2484 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2486 * config/mips/iris6.opt: New.
2487 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
2489 2011-02-04 Richard Henderson <rth@redhat.com>
2490 Steve Ellcey <sje@cup.hp.com>
2493 * config/ia64/predicates.md (mux1_brcst_element): New.
2494 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
2495 * config/ia64/ia64.c (ia64_unpack_assemble): New.
2496 (ia64_unpack_sign): New.
2497 (ia64_expand_unpack): Rewrite using new routines.
2498 (ia64_expand_widen_sum): Ditto.
2499 (ia64_expand_dot_prod_v8qi): Ditto.
2500 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
2501 routines, add endian check.
2502 (pmpy2_even): Rename from pmpy2_r, add endian check.
2503 (pmpy2_odd): Rename from pmpy2_l, add endian check.
2504 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
2505 (vec_widen_smult_hi_v4hi): Ditto.
2506 (vec_widen_umult_lo_v4hi): Ditto.
2507 (vec_widen_umult_hi_v4hi): Ditto.
2508 (mulv2si3): Change endian checks.
2509 (sdot_prodv4hi): Rewrite with new calls.
2510 (udot_prodv4hi): New.
2511 (vec_pack_ssat_v4hi): Add endian check.
2512 (vec_pack_usat_v4hi): Ditto.
2513 (vec_pack_ssat_v2si): Ditto.
2514 (max1_even): Rename from max1_r, add endian check.
2515 (max1_odd): Rename from max1_l, add endian check.
2516 (*mux1_rev): Format change.
2518 (*mux1_shuf): Ditto.
2520 (*mux1_brcst_v8qi): Use new predicate.
2521 (vec_extract_evenv8qi): Remove endian check.
2522 (vec_extract_oddv8qi): Ditto.
2523 (vec_interleave_lowv4hi): Format change.
2524 (vec_interleave_highv4hi): Ditto.
2525 (mix2_even): Rename from mix2_r, add endian check.
2526 (mix2_odd): Rename from mux2_l, add endian check.
2527 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
2528 (vec_extract_evenodd_helper): Format change.
2529 (vec_extract_evenv4hi): Remove endian check.
2530 (vec_extract_oddv4hi): Remove endian check.
2531 (vec_interleave_lowv2si): Format change.
2532 (vec_interleave_highv2si): Format change.
2533 (vec_initv2si): Remove endian check.
2534 (vecinit_v2si): Add endian check.
2535 (reduc_splus_v2sf): Add endian check.
2536 (reduc_smax_v2sf): Ditto.
2537 (reduc_smin_v2sf): Ditto.
2538 (vec_initv2sf): Remove endian check.
2539 (fpack): Add endian check.
2540 (fswap): Add endian check.
2541 (vec_interleave_highv2sf): Add endian check.
2542 (vec_interleave_lowv2sf): Add endian check.
2543 (fmix_lr): Add endian check.
2544 (vec_setv2sf): Format change.
2545 (*vec_extractv2sf_0_be): Use shift to extract operand.
2546 (*vec_extractv2sf_1_be): New.
2547 (vec_pack_trunc_v4hi): Add endian check.
2548 (vec_pack_trunc_v2si): Format change.
2550 2011-02-04 Jakub Jelinek <jakub@redhat.com>
2553 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
2554 do bb, locus and block comparison and disallow loads if it is not set.
2555 (stmt_is_replaceable_p): New function.
2556 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
2558 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
2559 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
2561 * tree-flow.h (stmt_is_replaceable_p): New prototype.
2563 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2565 * config/rs6000/xilinx.opt: New.
2566 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
2568 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2570 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
2572 2011-02-03 Anatoly Sokolov <aesok@post.ru>
2574 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
2575 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
2576 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
2577 secondary_reload_info, xtensa_secondary_reload): Remove.
2578 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
2579 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
2580 (xtensa_preferred_reload_class): Make static. Change return and
2581 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
2582 Use CONST_DOUBLE_P predicate.
2583 (xtensa_preferred_output_reload_class): New function.
2584 (xtensa_secondary_reload): Make static.
2586 2011-02-03 Joseph Myers <joseph@codesourcery.com>
2588 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
2589 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
2590 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
2592 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2595 * output.h (SECTION_RELRO): Define.
2596 (SECTION_MACH_DEP): Adjust.
2597 (get_variable_section): New prototype.
2598 * varpool.c (varpool_finalize_named_section_flags): New function.
2599 (varpool_assemble_pending_decls): Call it.
2600 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
2601 * cgraphunit.c (cgraph_output_in_order): Call
2602 varpool_finalize_named_section_flags.
2603 * varasm.c (get_section): Allow section flags conflicts between
2604 relro and read-only sections if the section hasn't been declared yet.
2605 Set SECTION_OVERRIDE after diagnosing section type conflict.
2606 (get_variable_section): No longer static.
2607 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
2608 readonly sections that need relocations.
2609 (decl_readonly_section_1): New function.
2610 (decl_readonly_section): Use it.
2613 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
2614 Steve Ellcey <sje@cup.hp.com>
2617 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
2618 if section attribute used.
2620 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2622 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
2623 * config/darwin.c (SECTION_NO_ANCHOR): Define.
2624 (darwin_init_sections): Remove assertion.
2626 2011-02-03 Nick Clifton <nickc@redhat.com>
2628 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
2630 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
2631 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
2632 instead of "n" and "pz".
2633 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
2636 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2639 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
2640 fma, expand FMA_EXPR as fma{,f,l} call.
2643 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
2644 copy them into a unsigned char variable and pass address of it to
2645 lto_output_data_stream.
2648 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
2649 around backend_init_target and lang_dependent_init_target calls.
2650 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
2651 (verify_cgraph_node): Don't call set_cfun here. Use
2652 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
2653 Set error_found for incorrectly represented calls to thunks.
2655 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2658 PR rtl-optimization/43494
2659 * rtl.h (for_each_inc_dec_fn): New type.
2660 (for_each_inc_dec): Declare.
2661 * rtlanal.c (struct for_each_inc_dec_ops): New type.
2662 (for_each_inc_dec_find_inc_dec): New fn.
2663 (for_each_inc_dec_find_mem): New fn.
2664 (for_each_inc_dec): New fn.
2665 * dse.c (struct insn_size): Remove.
2666 (replace_inc_dec, replace_inc_dec_mem): Remove.
2667 (emit_inc_dec_insn_before): New fn.
2668 (check_for_inc_dec): Use it, along with for_each_inc_dec.
2669 (canon_address): Pass mem modes to cselib_lookup.
2670 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
2671 (cselib_lookup_from_insn): Likewise.
2672 (cselib_subst_to_values): Likewise.
2673 * cselib.c (find_slot_memmode): New var.
2674 (cselib_find_slot): New fn. Use it instead of
2675 htab_find_slot_with_hash everywhere.
2676 (entry_and_rtx_equal_p): Use find_slot_memmode.
2677 (autoinc_split): New fn.
2678 (rtx_equal_for_cselib_p): Rename and implement in terms of...
2679 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
2680 Deal with autoinc. Special-case recursion into MEMs.
2681 (cselib_hash_rtx): Likewise.
2682 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
2683 address and MEM modes.
2684 (cselib_subst_to_values): Add memmode, pass it on.
2686 (cselib_lookup): Add memmode argument, pass it on.
2687 (cselib_lookup_from_insn): Add memmode.
2688 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
2689 (struct cselib_record_autoinc_data): New.
2690 (cselib_record_autoinc_cb): New fn.
2691 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
2692 mode to cselib_lookup. Reset autoinced REGs here instead of...
2693 (cselib_process_insn): ... here.
2694 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
2696 (add_uses): Likewise, also to cselib_subst_to_values.
2697 (add_stores): Likewise.
2698 * sched-deps.c (add_insn_mem_dependence): Pass mode to
2699 cselib_subst_to_values.
2700 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
2701 * gcse.c (do_local_cprop): Adjusted.
2702 * postreload.c (reload_cse_simplify_set): Adjusted.
2703 (reload_cse_simplify_operands): Adjusted.
2704 * sel-sched-dump (debug_mem_addr_value): Pass mode.
2706 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2708 PR tree-optimization/45122
2709 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
2710 unsafe assumptions when there's more than one loop exit.
2712 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2715 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
2716 Document using vector double with the load/store builtins, and
2717 that the load/store builtins always use Altivec instructions.
2719 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
2720 to use altivec memory instructions, even on VSX.
2721 (vector_altivec_store_<mode>): Ditto.
2723 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
2726 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2727 V2DF, V2DI support to load/store overloaded builtins.
2729 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
2730 altivec load/store builtins for V2DF/V2DI types.
2732 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
2733 set avoid indexed addresses on power6 if -maltivec.
2734 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
2735 vector_altivec_load/vector_altivec_store builtins.
2736 (altivec_expand_st_builtin): Ditto.
2737 (altivec_expand_builtin): Add VSX memory builtins.
2738 (rs6000_init_builtins): Add V2DI types to internal types.
2739 (altivec_init_builtins): Add support for V2DF/V2DI altivec
2740 load/store builtins.
2741 (rs6000_address_for_altivec): Insure memory address is appropriate
2744 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
2745 vec_vsx_ld and vec_vsx_st.
2746 (vsx_store_<mode>): Ditto.
2748 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
2749 variables to hold long long types for VSX vector memory builtins.
2750 (RS6000_BTI_unsigned_long_long): Ditto.
2751 (long_long_integer_type_internal_node): Ditti.
2752 (long_long_unsigned_type_internal_node): Ditti.
2754 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
2755 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
2756 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
2758 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
2760 (vec_vsx_st): Ditto.
2762 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2764 * config/pa/pa-hpux10.opt: New.
2765 * config/hpux11.opt (pthread): New Driver option.
2766 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
2767 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
2769 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2771 * config/ia64/vms.opt: New.
2772 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
2774 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2777 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
2778 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
2779 generator functions.
2780 (vsx_floatuns<VSi><mode>2): Ditto.
2781 (vsx_fix_trunc<mode><VSi>2): Ditto.
2782 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
2784 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2786 * config/i386/djgpp.opt (posix): New Driver option.
2788 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2790 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
2791 Move to the unsupported targets list.
2793 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
2795 PR rtl-optimization/47525
2796 * df-scan.c: Update copyright years.
2797 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
2798 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
2800 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2802 * config/i386/sysv4.h (TARGET_VERSION): Remove.
2803 (SUBTARGET_RETURN_IN_MEMORY): Remove.
2804 (ASM_OUTPUT_ASCII): Remove.
2805 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
2807 2011-02-02 Jeff Law <law@redhat.com>
2810 * reload.c (find_reloads_address): Handle reg+d address where both
2811 components are invalid by reloading the entire address.
2813 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2814 Richard Guenther <rguenther@suse.de>
2816 PR tree-optimization/40979
2818 * passes.c (init_optimization_passes): After LIM call copy_prop
2819 and DCE to clean up.
2820 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
2822 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2824 PR tree-optimization/47576
2825 PR tree-optimization/47555
2826 * doc/invoke.texi (scev-max-expr-complexity): Documented.
2827 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2828 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
2829 * tree-scalar-evolution.c (follow_ssa_edge): Use
2830 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
2832 2011-02-02 Richard Guenther <rguenther@suse.de>
2834 PR tree-optimization/47566
2835 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
2837 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2841 * tree-inline.c (declare_return_variable): Remove unused caller
2846 * tree-flow-inline.h (clear_is_used, is_used_p): New.
2847 * cfgexpand.c (account_used_vars_for_block): Use them.
2848 * tree-nrv.c (tree_nrv): Likewise.
2849 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
2850 (dump_scope_block): Likewise.
2851 (remove_unused_locals): Likewise.
2855 * tree-inline.c (declare_return_variable): Add result decl to
2856 local decls only once.
2857 * gimple-low.c (record_vars_into): Mark newly-created variables
2860 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2866 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2868 (no_real_insns_p, schedule_block, set_priorities): Drop special
2869 treatment of boundary debug insns.
2870 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2871 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
2872 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2873 (BOUNDARY_DEBUG_INSN_P): Likewise.
2874 (SCHEDULE_DEBUG_INSN_P): Likewise.
2875 * sched-rgn.c (init_ready_list): Drop special treatment of
2876 boundary debug insns.
2877 * final.c (rest_of_clean_state): Clear notes' BB.
2879 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2881 * config/openbsd.opt (assert=): New Driver option.
2883 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2885 * config/i386/nto.opt: New.
2886 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
2888 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2890 * config/i386/netware.opt: New.
2891 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
2893 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2895 * config/interix.opt (posix): New Driver option.
2897 2011-02-01 DJ Delorie <dj@redhat.com>
2899 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
2901 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
2904 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
2906 PR tree-optimization/47561
2907 * toplev.c (process_options): Print the Graphite flags. Add
2908 flag_loop_flatten to the list of options requiring Graphite.
2910 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2912 * config/i386/cygming.opt (posix): New Driver option.
2914 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2916 * config/arm/vxworks.opt: New.
2917 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
2919 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2921 * config/alpha/elf.opt: New.
2922 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
2923 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
2925 2011-02-01 Richard Guenther <rguenther@suse.de>
2927 PR tree-optimization/47559
2928 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
2929 store-motion on references that can throw.
2931 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
2933 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
2934 * tree-pass.h (TDF_CSELIB): New macro.
2935 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
2936 cselib_lookup): Check for it rather than for TDF_DETAILS.
2938 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
2941 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
2944 * opts.c (finish_options): Don't add x_aux_base_name if it is
2947 2011-02-01 Richard Guenther <rguenther@suse.de>
2949 PR tree-optimization/47555
2951 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
2953 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2955 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
2958 * config/lm32/t-lm32: Add multilib for all CPU options.
2960 2011-02-01 Richard Guenther <rguenther@suse.de>
2962 PR tree-optimization/47541
2963 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2964 sure to have a field at offset zero.
2966 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2968 * config/arc/arc.opt (EB, EL): New Driver options.
2970 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2972 * config/alpha/osf5.opt: New.
2973 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
2975 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2977 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
2979 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
2981 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
2983 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
2984 is an alias of -floop-interchange and that it requires the
2985 Graphite infrastructure.
2986 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
2987 flag_loop_interchange based on the value of flag_tree_loop_linear.
2989 2011-01-31 Jakub Jelinek <jakub@redhat.com>
2990 Richard Guenther <rguenther@suse.de>
2992 PR tree-optimization/47538
2993 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
2994 type instead of r1type, except for comparisons. For right
2995 shifts and comparisons punt if there are mismatches in
2996 sizetype vs. non-sizetype types.
2998 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3000 * doc/sourcebuild.texi (Effective-Target Keywords): Document
3003 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3005 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
3007 * configure: Regenerate.
3009 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3011 * configure.ac (gcc_cv_ld_static_option): Define.
3012 (gcc_cv_ld_dynamic_option): Define.
3013 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
3015 (HAVE_LD_STATIC_DYNAMIC): Update message.
3016 (LD_STATIC_OPTION): Define.
3017 (LD_DYNAMIC_OPTION): Define.
3018 * configure: Regenerate.
3019 * config.in: Regenerate.
3020 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
3021 HAVE_LD_STATIC_DYNAMIC]: Use them.
3023 2011-01-31 Nick Clifton <nickc@redhat.com>
3025 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
3026 registers inside interrupt handlers if the handler is not a leaf
3029 2011-01-31 Nick Clifton <nickc@redhat.com>
3031 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
3032 reg_renumber returning an INVALID_REGNUM.
3034 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
3037 * doc/install.texi: Document host options discarded when cross
3038 configuring target libraries.
3040 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
3043 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
3046 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
3048 (no_real_insns_p, schedule_block, set_priorities): Drop special
3049 treatment of boundary debug insns.
3050 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
3051 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
3052 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
3053 (BOUNDARY_DEBUG_INSN_P): Likewise.
3054 (SCHEDULE_DEBUG_INSN_P): Likewise.
3055 * sched-rgn.c (init_ready_list): Drop special treatment of
3056 boundary debug insns.
3057 * final.c (rest_of_clean-state): Clear notes' BB.
3059 2011-01-31 Alan Modra <amodra@gmail.com>
3061 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
3062 toc relative expressions as we do in print_operand_address.
3064 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
3066 * doc/extend.texi: Follow spelling conventions.
3067 * doc/invoke.texi: Fix a typo.
3069 2011-01-30 Joseph Myers <joseph@codesourcery.com>
3071 * config/hpux11.opt: New.
3072 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
3073 ia64*-*-hpux*): Use hpux11.opt.
3075 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
3077 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
3080 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
3082 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
3085 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
3087 * doc/install.texi (Binaries): Remove outdated reference for
3088 Motorola 68HC11/68HC12 downloads.
3090 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
3092 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
3095 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
3098 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
3101 2011-01-28 Ahmad Sharif <asharif@google.com>
3103 * value-prof.c (check_counter): Corrected error message.
3105 2011-01-29 Jie Zhang <jie@codesourcery.com>
3107 * config/arm/arm.c (arm_legitimize_reload_address): New.
3108 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
3109 arm_legitimize_reload_address.
3110 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
3112 2011-01-28 Ian Lance Taylor <iant@google.com>
3114 * godump.c (go_define): Ignore macros whose definitions include
3115 two adjacent operands.
3117 2011-01-28 Jakub Jelinek <jakub@redhat.com>
3120 * varasm.c (force_const_mem): Store copy of x in desc->constant
3121 instead of x itself.
3122 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
3123 itself into REG_EQUAL note.
3125 2011-01-28 Joseph Myers <joseph@codesourcery.com>
3127 * config/freebsd.opt (posix, rdynamic): New Driver options.
3129 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3131 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
3133 * configure: Regenerate.
3135 2011-01-27 Joseph Myers <joseph@codesourcery.com>
3137 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
3138 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
3140 2011-01-27 Anatoly Sokolov <aesok@post.ru>
3142 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
3143 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
3144 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
3145 (s390_preferred_reload_class): Make static. Change return and
3146 'rclass' argument type to reg_class_t.
3148 2011-01-27 Jan Hubicka <jh@suse.cz>
3151 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
3152 (process_function_and_variable_attributes): Check defined weakrefs.
3154 2011-01-27 Martin Jambor <mjambor@suse.cz>
3156 PR tree-optimization/47228
3157 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
3158 build_ref_for_offset.
3160 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3162 * config/spu/spu-elf.h (ASM_SPEC): Remove.
3164 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
3166 PR rtl-optimization/46856
3167 * postreload.c (reload_combine_recognize_const_pattern): Do not
3168 separate cc0 setter and user on cc0 targets.
3170 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
3173 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
3174 passed a VOID_TYPE expression, immediately emit an error and
3175 return error_mark_node.
3177 2011-01-26 Jeff Law <law@redhat.com>
3179 PR rtl-optimization/47464
3180 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
3181 rather than may_trap_p as needed.
3183 2011-01-26 DJ Delorie <dj@redhat.com>
3185 PR rtl-optimization/46878
3186 * combine.c (insn_a_feeds_b): Check for the implicit cc0
3187 setter/user dependency as well.
3189 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
3191 PR rtl-optimization/44469
3192 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
3193 after removing trivially dead basic blocks.
3195 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3197 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
3198 * config/frv/frv.h (LINK_SPEC): Likewise.
3199 * config/i386/netware.h (LINK_SPEC): Likewise.
3200 * config/m68k/linux.h (ASM_SPEC): Likewise.
3201 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
3202 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3203 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3204 * config/sparc/linux.h (ASM_SPEC): Likewise.
3205 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3206 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3208 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3210 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
3211 * config/frv/frv.h (ASM_SPEC): Likewise.
3212 * config/m68k/linux.h (ASM_SPEC): Likewise.
3213 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
3214 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
3215 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3216 * config/sparc/linux.h (ASM_SPEC): Likewise.
3217 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3218 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3220 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3222 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
3223 * config/frv/frv.h (LINK_SPEC): Likewise.
3224 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3226 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3228 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
3229 * config/frv/frv.h (ASM_SPEC): Likewise.
3230 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
3231 * config/m68k/linux.h (ASM_SPEC): Likewise.
3232 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
3233 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
3234 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3235 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
3236 * config/sparc/linux.h (ASM_SPEC): Likewise.
3237 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3238 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3239 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
3241 2011-01-26 Steve Ellcey <sje@cup.hp.com>
3244 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
3246 (vec_extract_evenodd_help): Ditto.
3247 (vec_extract_evenv4hi): Ditto.
3248 (vec_extract_oddv4hi): Ditto.
3249 (vec_interleave_lowv2si): Ditto.
3250 (vec_interleave_highv2si): Ditto.
3251 (vec_extract_evenv2si): Ditto.
3252 (vec_extract_oddv2si: Ditto.
3253 (vec_pack_trunc_v2si): Ditto.
3255 2011-01-22 Jan Hubicka <jh@suse.cz>
3258 * cgraph.h (cgraph_local_info): New field can_change_signature.
3259 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
3260 signature can change.
3261 (ipcp_estimate_growth): Call sequence simplify only if calle signature
3263 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
3264 (cgraph_function_versioning): We can not change signature of functions
3265 that don't allow that.
3266 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
3267 (lto_input_node): Likewise.
3268 * ipa-inline.c (compute_inline_parameters): Compute
3269 local.can_change_signature.
3270 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
3271 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
3272 functions that can not change signature.
3273 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
3274 init_cumulative_args): Do not use local calling conventions
3275 for functions that can not change signature.
3277 2011-01-22 Jan Hubicka <jh@suse.cz>
3279 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
3281 2011-01-26 Richard Guenther <rguenther@suse.de>
3283 PR tree-optimization/47190
3284 * cgraphunit.c (process_common_attributes): New function.
3285 (process_function_and_variable_attributes): Use it.
3287 2011-01-26 Richard Guenther <rguenther@suse.de>
3290 * cgraphbuild.c (record_eh_tables): Record reference to personality
3293 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
3296 * sel-sched.c (moveup_expr): Don't let debug insns prevent
3297 non-debug insns from moving up.
3299 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
3302 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
3303 t-dlldir{,-x} fragment for build and add it to tmake_file.
3304 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
3305 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
3306 * config/i386/t-dlldir: New file.
3307 (SHLIB_DLLDIR): Define.
3308 * config/i386/t-dlldir-x: New file.
3309 (SHLIB_DLLDIR): Define.
3310 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
3311 (SHLIB_INSTALL): Use it.
3313 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
3316 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
3317 lower bound of the allowed Thumb-2 coprocessor load/store
3318 index range to -256. Add explaining comment.
3320 2011-01-25 Ian Lance Taylor <iant@google.com>
3322 * godump.c (go_define): Improve lexing of macro expansion to only
3323 accept expressions which match Go spec.
3325 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
3328 * tree.c (handle_dll_attribute): Handle it.
3329 * doc/extend.texi (@item dllexport): Mention it.
3330 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
3332 2011-01-25 Ian Lance Taylor <iant@google.com>
3334 PR tree-optimization/26854
3335 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
3336 (decl_jump_unsafe): Move higher in file, with no other change.
3337 (bind): Set has_jump_unsafe_decl if appropriate.
3338 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
3339 (check_earlier_gotos): Likewise.
3340 (c_check_switch_jump_warnings): Likewise.
3342 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
3344 * doc/invoke.texi (Warning Options): Add missing hyphen.
3345 (-fprofile-dir): Minor grammatical fixes.
3346 (-fbranch-probabilities): Likewise.
3348 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
3352 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
3354 (no_real_insns_p, schedule_block, set_priorities): Drop special
3355 treatment of boundary debug insns.
3356 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
3357 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
3358 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
3359 (BOUNDARY_DEBUG_INSN_P): Likewise.
3360 (SCHEDULE_DEBUG_INSN_P): Likewise.
3361 * sched-rgn.c (init_ready_list): Drop special treatment of
3362 boundary debug insns.
3363 * final.c (rest_of_clean-state): Clear notes' BB.
3365 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3367 * Makefile.in (LAMBDA_H): Removed.
3368 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
3369 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
3370 lambda-trans.o, and tree-loop-linear.o.
3371 (lto-symtab.o): Remove dependence on LAMBDA_H.
3372 (tree-loop-linear.o): Remove rule.
3373 (lambda-mat.o): Same.
3374 (lambda-trans.o): Same.
3375 (lambda-code.o): Same.
3376 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
3377 (tree-vect-slp.o): Same.
3378 * hwint.h (gcd): Moved here.
3379 (least_common_multiple): Same.
3380 * lambda-code.c: Removed.
3381 * lambda-mat.c: Removed.
3382 * lambda-trans.c: Removed.
3383 * lambda.h: Removed.
3384 * tree-loop-linear.c: Removed.
3385 * lto-symtab.c: Do not include lambda.h.
3386 * omega.c (gcd): Removed.
3387 * passes.c (init_optimization_passes): Remove pass_linear_transform.
3388 * tree-data-ref.c (print_lambda_vector): Moved here.
3389 (lambda_vector_copy): Same.
3390 (lambda_matrix_copy): Same.
3391 (lambda_matrix_id): Same.
3392 (lambda_vector_first_nz): Same.
3393 (lambda_matrix_row_add): Same.
3394 (lambda_matrix_row_exchange): Same.
3395 (lambda_vector_mult_const): Same.
3396 (lambda_vector_negate): Same.
3397 (lambda_matrix_row_negate): Same.
3398 (lambda_vector_equal): Same.
3399 (lambda_matrix_right_hermite): Same.
3400 * tree-data-ref.h: Do not include lambda.h.
3401 (lambda_vector): Moved here.
3402 (lambda_matrix): Same.
3403 (dependence_level): Same.
3404 (lambda_transform_legal_p): Removed declaration.
3405 (lambda_collect_parameters): Same.
3406 (lambda_compute_access_matrices): Same.
3407 (lambda_vector_gcd): Same.
3408 (lambda_vector_new): Same.
3409 (lambda_vector_clear): Same.
3410 (lambda_vector_lexico_pos): Same.
3411 (lambda_vector_zerop): Same.
3412 (lambda_matrix_new): Same.
3413 * tree-flow.h (least_common_multiple): Removed declaration.
3414 * tree-parloops.c (lambda_trans_matrix): Moved here.
3416 (LTM_ROWSIZE): Same.
3417 (LTM_COLSIZE): Same.
3418 (LTM_DENOMINATOR): Same.
3419 (lambda_trans_matrix_new): Same.
3420 (lambda_matrix_vector_mult): Same.
3421 (lambda_transform_legal_p): Same.
3422 * tree-pass.h (pass_linear_transform): Removed declaration.
3423 * tree-ssa-loop.c (tree_linear_transform): Removed.
3424 (gate_tree_linear_transform): Removed.
3425 (pass_linear_transform): Removed.
3426 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
3427 flag_loop_interchange.
3429 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3431 PR tree-optimization/47265
3432 PR tree-optimization/47443
3433 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
3434 if name still has some uses.
3436 2011-01-25 Martin Jambor <mjambor@suse.cz>
3438 PR tree-optimization/47382
3439 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
3440 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
3442 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
3444 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
3445 sjlj_except_unwind_info.
3447 2011-01-25 Richard Guenther <rguenther@suse.de>
3449 PR tree-optimization/47426
3450 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
3451 visible functions results escape.
3453 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3456 * config/arm/arm.c (any_sibcall_uses_r3): New function.
3457 (arm_get_frame_offsets): Use it.
3459 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3460 Jakub Jelinek <jakub@redhat.com>
3462 PR tree-optimization/47271
3463 * tree-if-conv.c (bb_postdominates_preds): New.
3464 (if_convertible_bb_p): Call bb_postdominates_preds.
3465 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
3466 (predicate_scalar_phi): Call bb_postdominates_preds.
3468 2011-01-25 Nick Clifton <nickc@redhat.com>
3470 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
3471 * config/rx/rx.c (rx_function_value): Likewise.
3472 (rx_promote_function_mode): Likewise.
3473 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
3474 in order to make it legitimate.
3475 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
3476 make sure that the first operand is the same as the result register.
3477 (addsi3_unspec): Delete.
3478 (subdi3): Do not accept immediate operands.
3479 (subdi3_internal): Likewise.
3481 2011-01-25 Jeff Law <law@redhat.com>
3483 PR rtl-optimization/37273
3484 * ira-costs.c (scan_one_insn): Detect constants living in memory and
3485 handle them like argument loads from stack slots. Do not double
3486 count memory for memory constants and argument loads from stack slots.
3488 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3490 PR tree-optimization/47427
3491 PR tree-optimization/47428
3492 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3493 coalesce if the new root var would be TREE_READONLY.
3495 2011-01-25 Richard Guenther <rguenther@suse.de>
3498 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
3499 correct type for TBAA.
3501 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3503 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
3504 (close_phi_written_to_memory): Call for_each_index with
3505 dr_indices_valid_in_loop.
3507 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3509 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
3510 when it is initialized.
3512 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3514 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
3515 call to graphite_find_data_references_in_stmt.
3516 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
3517 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
3518 call to graphite_find_data_references_in_stmt.
3519 (analyze_drs_in_stmts): Same.
3520 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
3521 in which the scalar analysis of indices is performed.
3522 (create_data_ref): Same. Update call to dr_analyze_indices.
3523 (find_data_references_in_stmt): Update call to create_data_ref.
3524 (graphite_find_data_references_in_stmt): Same.
3525 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
3527 (create_data_ref): Same.
3528 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
3529 call to create_data_ref.
3531 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3533 * graphite-sese-to-poly.c (build_poly_scop): Move
3534 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
3536 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3538 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
3539 VAR_DECL, PARM_DECL, and RESULT_DECL.
3541 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3543 * graphite-dependences.c (reduction_dr_1): Allow several reductions
3545 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
3546 that have already been marked as PBB_IS_REDUCTION.
3548 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3550 * graphite-scop-detection.c (same_close_phi_node): New.
3551 (remove_duplicate_close_phi): New.
3552 (make_close_phi_nodes_unique): New.
3553 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
3555 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3557 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
3558 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
3559 of both data references to be the same.
3561 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3563 * graphite-dependences.c (build_lexicographical_constraint): Remove
3565 (build_lexicographical_constraint): Adjust call to
3566 ppl_powerset_is_empty.
3567 (dependence_polyhedron): Same.
3568 (graphite_legal_transform_dr): Same.
3569 (graphite_carried_dependence_level_k): Same.
3570 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
3572 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
3574 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3576 * graphite-sese-to-poly.c
3577 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
3578 (close_phi_written_to_memory): New.
3579 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
3582 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3584 * doc/install.texi: Update the expected version number of PPL to 0.11.
3585 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
3586 #if PPL_VERSION_MINOR < 11.
3588 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3590 * graphite-dependences.c: Include graphite-cloog-util.h.
3591 (new_poly_ddr): Inlined into dependence_polyhedron.
3592 (free_poly_ddr): Moved close by new_poly_ddr.
3593 (dependence_polyhedron_1): Renamed dependence_polyhedron.
3594 Early return NULL when ppl_powerset_is_empty returns true.
3595 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
3596 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
3597 (graphite_legal_transform_dr): Call new_poly_ddr.
3598 (graphite_carried_dependence_level_k): Same.
3599 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
3600 (dot_transformed_deps_stmt_1): Removed.
3601 (dot_deps_stmt_1): Call dot_deps_stmt_2.
3602 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
3603 (dot_deps_1): Call dot_deps_2.
3604 * Makefile.in (graphite-dependences.o): Add missing dependence on
3605 graphite-cloog-util.h.
3607 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3609 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
3610 (build_lexicographical_constraint): Same.
3611 (dependence_polyhedron_1): Same.
3612 (graphite_legal_transform_dr): Same.
3613 (graphite_carried_dependence_level_k): Same.
3614 * graphite-ppl.c (ppl_powerset_is_empty): New.
3615 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
3616 * tree-data-ref.c (dump_data_reference): Print the basic block index.
3618 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3620 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
3621 the "a followed by b" relation and document it.
3623 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3625 * graphite-dependences.c (build_lexicographical_constraint): Stop the
3626 iteration when the bag of constraints is empty.
3628 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3630 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
3632 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3634 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
3635 nest and two loop depths as parameters.
3636 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
3637 lst_perfect_nestify.
3639 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3641 * graphite-dependences.c (print_pddr): Call
3642 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
3644 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3646 * graphite-ppl.c (debug_gmp_value): New.
3647 * graphite-ppl.h (debug_gmp_value): Declared.
3649 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
3651 * doc/install.texi: Document availability of cloog-0.16.
3653 2011-01-25 Vladimir Kargov <kargov@gmail.com>
3655 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
3656 invalid postdominance info.
3658 2011-01-24 Jan Hubicka <jh@suse.cz>
3661 * doc/extend.texi (weak pragma): Drop claim that it must
3662 appear before definition.
3663 * varasm.c (merge_weak, declare_weak): Only sanity check
3664 that DECL is not output at a time it is declared weak.
3666 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
3668 * machmode.def: Fixed comments.
3670 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
3672 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
3674 2011-01-24 Paul Koning <ni1d@arrl.net>
3676 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
3679 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
3682 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
3683 (block_info): Add scanned and prev.
3684 (move_or_delete_vzeroupper_2): Return if the basic block
3685 has been scanned and the upper 128bit state is unchanged
3687 (move_or_delete_vzeroupper_1): Return true if the exit
3689 (move_or_delete_vzeroupper): Visit basic blocks using the
3690 work-list based algorithm based on vt_find_locations in
3693 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
3695 2011-01-24 Nick Clifton <nickc@redhat.com>
3697 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
3698 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
3699 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
3700 then define __v850e1__.
3701 * doc/invoke.texi: Document -mv850es.
3703 2011-01-24 Richard Henderson <rth@redhat.com>
3705 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
3706 compound unordered comparisons.
3707 * config/rx/rx.c (rx_split_fp_compare): Remove.
3708 * config/rx/rx-protos.h: Update.
3709 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
3710 (cbranchsf4): Don't call rx_split_fp_compare.
3711 (*cbranchsf4): Use rx_split_cbranch.
3712 (*cmpsf): Don't accept "i" constraint.
3713 (*conditional_branch): Only valid after reload.
3714 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
3716 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3719 * config/rs6000/altivec.md (vector constant splitters): Add
3720 support for creating vector single precision constants if -mvsx is
3721 used and we would create the constant using Altivec primitives.
3723 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
3724 Richard Sandiford <rdsandiford@googlemail.com>
3726 PR rtl-optimization/47166
3727 * reload1.c (emit_reload_insns): Disable the spill_reg_store
3728 mechanism for PRE_MODIFY and POST_MODIFY.
3729 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
3732 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
3734 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
3736 2011-01-22 Jan Hubicka <jh@suse.cz>
3739 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
3741 2011-01-22 Jan Hubicka <jh@suse.cz>
3743 PR tree-optimization/43884
3745 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
3746 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
3748 2011-01-22 Anatoly Sokolov <aesok@post.ru>
3750 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
3751 * config/s390/s390.c (s390_register_move_cost,
3752 s390_memory_move_cost): New.
3753 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
3755 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3758 * except.c (sjlj_assign_call_site_values): Move setting the
3759 crtl->uses_eh_lsda flag to ...
3760 (sjlj_mark_call_sites): ... here.
3761 (sjlj_emit_function_enter): Support NULL dispatch label.
3762 (sjlj_build_landing_pads): In a function with no landing pads
3763 that still has must-not-throw regions, generate code to register
3764 a personality function with empty LSDA.
3766 2011-01-21 Richard Henderson <rth@redhat.com>
3768 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
3770 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
3772 * compare-elim.c: New file.
3773 * Makefile.in (OBJS-common): Add it.
3774 (compare-elim.o): New.
3775 * common.opt (fcompare-elim): New.
3776 * opts.c (default_options_table): Add OPT_fcompare_elim.
3777 * tree-pass.h (pass_compare_elim_after_reload): New.
3778 * passes.c (init_optimization_passes): Add it.
3779 * recog.h: Protect against re-inclusion.
3780 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
3781 * doc/invoke.texi (-fcompare-elim): Document it.
3782 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
3783 * doc/tm.texi: Rebuild.
3785 2011-01-22 Nick Clifton <nickc@redhat.com>
3787 * config/rx/rx.md (cstoresf4): Pass comparison operator to
3788 rx_split_fp_compare.
3790 2011-01-22 Nick Clifton <nickc@redhat.com>
3792 * config/rx/rx.md (UNSPEC_CONST): New.
3793 (deallocate_and_return): Wrap the amount popped off the stack in
3794 an UNSPEC_CONST in order to stop it being rejected by
3795 -mmax-constant-size.
3796 (pop_and_return): Add a "(return)" rtx.
3797 (call): Drop the immediate operand.
3798 (call_internal): Likewise.
3799 (call_value): Likewise.
3800 (call_value_internal): Likewise.
3801 (sibcall_internal): Likewise.
3802 (sibcall_value_internal): Likewise.
3803 (sibcall): Likewise. Generate an explicit call using
3805 (sibcall_value): Likewise.
3806 (mov<>): FAIL if a constant operand is not legitimate.
3807 (addsi3_unpsec): New pattern.
3809 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
3810 (ok_for_max_constant): New function.
3811 (gen_safe_add): New function.
3812 (rx_expand_prologue): Use gen_safe_add.
3813 (rx_expand_epilogue): Likewise.
3814 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
3817 2011-01-21 Jeff Law <law@redhat.com>
3819 PR tree-optimization/47053
3820 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
3821 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
3822 statements are deleted.
3823 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
3824 is nonempty, then purge dead edges and cleanup the CFG.
3826 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3830 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3832 * tree-dfa.c (create_var_ann): Mark variable as used.
3834 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3837 * except.c (convert_to_eh_region_ranges): Emit queued no-region
3838 notes from other section in hot/cold partitioning even if
3839 last_action is -3. Increment call_site_base.
3841 PR rtl-optimization/47366
3842 * fwprop.c (forward_propagate_into): Return bool. If
3843 any changes are made, -fnon-call-exceptions is used and
3844 REG_EH_REGION note is present, call purge_dead_edges
3845 and return true if it purged anything.
3846 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
3847 any EH edges were purged.
3849 2011-01-21 Jeff Law <law@redhat.com>
3851 PR rtl-optimization/41619
3852 * caller-save.c (setup_save_areas): Break out code to determine
3853 which hard regs are live across calls by examining the reload chains
3854 so that it is always used.
3855 Eliminate code which checked REG_N_CALLS_CROSSED.
3857 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3859 PR tree-optimization/47355
3860 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
3861 NOP has non-debug uses beyond PHIs in new_bb.
3863 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3866 * cfgexpand.c (account_used_vars_for_block): Only account vars
3867 that are annotated as used.
3868 (estimated_stack_frame_size): Don't set TREE_USED.
3869 * tree-dfa.c (create_var_ann): Mark variable as used.
3871 2011-01-21 Richard Guenther <rguenther@suse.de>
3874 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
3876 2011-01-21 Richard Guenther <rguenther@suse.de>
3878 PR tree-optimization/47365
3879 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
3880 (vn_reference_lookup_pieces): Adjust.
3881 (vn_reference_lookup): Likewise.
3882 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
3883 (vn_reference_lookup_3): Only look through kills if in
3884 VN_WALKREWRITE mode.
3885 (vn_reference_lookup_pieces): Adjust.
3886 (vn_reference_lookup): Likewise.
3887 (visit_reference_op_load): Likewise.
3888 (visit_reference_op_store): Likewise.
3889 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
3890 (compute_avail): Likewise.
3891 (eliminate): Likewise.
3893 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3895 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
3896 DECL_IGNORED_P non-reg vars if they are used.
3898 PR tree-optimization/47391
3899 * varpool.c (const_value_known_p): Return false if
3902 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
3905 * config/i386/i386.c (ix86_local_alignment): Handle
3906 case for va_list_type_node is nil.
3907 (ix86_canonical_va_list_type): Likewise.
3909 2011-01-21 Alan Modra <amodra@gmail.com>
3911 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
3912 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
3914 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3916 * config/arm/arm.md (define_attr type): Rename f_load
3917 and f_store to f_fpa_load and f_fpa_store. Update.
3918 (write_conflict): Deal with rename fallout.
3919 (*push_fp_multi): Likewise.
3920 * config/arm/fpa.md (f_load): Use f_fpa_load.
3921 (f_store): Use f_fpa_store.
3922 (*movsf_fpa): Likewise.
3923 (*movdf_fpa): Likewise.
3924 (*movxf_fpa): Likewise.
3925 (*thumb2_movsf_fpa): Likewise.
3926 (*thumb2_movdf_fpa): Likewise.
3927 (*thumb2_movxf_fpa): Likewise.
3928 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
3929 f_loadd and f_stored.
3930 (*thumb2_movdi_vfp): Likewise.
3931 (*thumb2_movsf_vfp): Fix attribute to f_loads.
3932 (*thumb2_movsi_vfp): Likewise.
3933 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
3934 Use f_loads instead of f_load.
3935 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
3937 2011-01-20 Anatoly Sokolov <aesok@post.ru>
3939 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3940 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
3941 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3942 (xtensa_mode_dependent_address_p): New function.
3943 (constantpool_address_p): Make static. Change return type to bool.
3944 Change argument type to const_rtx. Use CONST_INT_P predicate.
3946 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
3949 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
3951 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3954 * cfgexpand.c (expand_debug_expr): Instead of generating
3955 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
3958 2011-01-20 Richard Guenther <rguenther@suse.de>
3961 * tree-inline.c (remap_gimple_op_r): Recurse manually for
3962 the pointer operand of MEM_REFs.
3964 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3966 PR tree-optimization/46130
3967 * ipa-split.c (consider_split): If return_bb contains non-virtual
3968 PHIs other than for retval or if split_function would not adjust it,
3971 2011-01-20 Richard Guenther <rguenther@suse.de>
3973 PR tree-optimization/47167
3974 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3975 Revert previous change, only avoid enumeral type changes.
3977 2011-01-19 Mike Stump <mikestump@comcast.net>
3979 * doc/tm.texi.in (BRANCH_COST): Englishify.
3980 * doc/tm.texi (BRANCH_COST): Likewise.
3982 2011-01-19 Dodji Seketeli <dodji@redhat.com>
3985 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
3986 (gen_scheduled_generic_parms_dies): New functions.
3987 (gen_struct_or_union_type_die): Schedule template parameters DIEs
3988 generation for the end of CU compilation.
3989 (dwarf2out_finish): Generate template parameters DIEs here.
3991 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3994 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
3995 debug bind stmt on merge edges.
3997 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
4001 * function.c (instantiate_expr): Instantiate incoming rtl of
4002 implicit arguments, and recurse on VALUE_EXPRs.
4003 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
4004 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
4006 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
4008 * c-parser.c (c_parser_for_statement): Initialize
4009 collection_expression.
4011 2011-01-19 Joseph Myers <joseph@codesourcery.com>
4013 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
4015 2011-01-19 Joseph Myers <joseph@codesourcery.com>
4017 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
4018 (LINK_SHLIB_SPEC): Don't use %(link_path).
4019 (SUBTARGET_EXTRA_SPECS): Remove link_path.
4021 2011-01-19 Joseph Myers <joseph@codesourcery.com>
4023 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
4024 (NO_SHARED_LIB_SUPPORT): Remove.
4025 (LINK_SHLIB_SPEC): Remove one conditional definition.
4027 2011-01-19 Joseph Myers <joseph@codesourcery.com>
4029 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
4031 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
4032 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
4033 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
4034 %{call_shared} and conditionals on these options not being passed.
4035 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
4038 2011-01-19 Jakub Jelinek <jakub@redhat.com>
4040 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
4043 * ipa-split.c: Spelling fixes.
4045 2011-01-19 Richard Henderson <rth@redhat.com>
4047 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
4048 (*mulsi3): Likewise.
4050 * longlong.h [__mn10300__] (count_leading_zeros): New.
4051 [__mn10300__] (umul_ppmm, smul_ppmm): New.
4052 [__mn10300__] (add_ssaaaa, subddmmss): New.
4053 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
4054 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
4056 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4058 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
4060 2011-01-19 Richard Henderson <rth@redhat.com>
4062 * config/mn10300/mn10300.md (addsi3_flags): New.
4063 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
4064 (subsi3_flags, subc_internal, subdi3): New.
4065 (subdi3_internal, *subdi3_degenerate): New.
4066 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
4068 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
4069 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
4070 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
4071 * config/mn10300/mn10300-protos.h: Update.
4072 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
4073 (return_ret): Likewise. Rename from return_internal_regs.
4074 (return_internal): Remove.
4076 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
4077 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
4078 (mn10300_legitimate_constant_p): Likewise.
4079 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
4080 (mn10300_frame_size): New.
4081 (mn10300_expand_prologue): Use it.
4082 (mn10300_expand_epilogue): Likewise.
4083 (mn10300_initial_offset): Likewise.
4084 * config/mn10300/mn10300-protos.h: Update.
4085 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
4086 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
4087 (prologue, epilogue, return_internal): Tidy output code.
4088 (mn10300_store_multiple_operation, return): Likewise.
4089 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
4090 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
4091 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
4092 (load_pic, am33_load_pic): New.
4093 (mn10300_load_pic0, mn10300_load_pic1): New.
4095 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
4096 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
4097 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
4098 (cc_flags_for_mode, cc_flags_for_code): New.
4099 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
4100 overflow flag is not valid. Validate that the flags we need
4101 for the comparison are valid.
4102 (mn10300_output_cmp): Remove.
4103 (mn10300_output_add): New.
4104 (mn10300_select_cc_mode): Use cc_flags_for_code.
4105 (mn10300_split_cbranch): New.
4106 (mn10300_match_ccmode): New.
4107 (mn10300_split_and_operand_count): New.
4108 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
4110 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
4111 (addsi3): ... here. Use mn10300_output_add.
4112 (*addsi3_flags): New.
4113 (*am33_subsi3, *mn10300_subsi3): Merge...
4114 (subsi3): ... here. Use attribute isa.
4115 (*subsi3_flags): New.
4116 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
4118 (*am33_andsi3, *mn10300_andsi3): Merge...
4120 (*andsi3_flags): New.
4121 (andsi3 splitters): New.
4122 (*am33_iorsi3, *mn10300_iorsi3): Merge...
4124 (*iorsi3_flags): New.
4125 (*am33_xorsi3, *mn10300_xorsi3): Merge...
4127 (*xorsi3_flags): New.
4128 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
4129 (one_cmplsi2): ... here.
4130 (*one_cmplsi2_flags): New.
4131 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
4132 instead of "dax" in constraints. Use mn10300_split_cbranch.
4133 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
4134 use matching constraints to eliminate a self-comparison.
4135 (*integer_conditional_branch): Rename from integer_conditional_branch.
4136 Use int_mode_flags to match CC_REG.
4137 (*cbranchsi4_btst, *btstsi): New.
4138 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
4139 mn10300_split_cbranch.
4140 (*am33_cmpsf): Rename from am33_cmpsf.
4141 (*float_conditional_branch): Rename from float_conditional_branch.
4142 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
4143 (zero_extendqisi2): ... here.
4144 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
4145 (zero_extendhisi2): ... here.
4146 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
4147 (extendqisi2): ... here.
4148 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
4149 (extendhisi2): ... here.
4150 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
4151 (ashlsi3): ... here.
4152 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
4153 (lshrsi3): ... here.
4154 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
4155 (ashrsi3): ... here.
4156 (consecutive add peephole): Remove.
4157 * config/mn10300/predicates.md (label_ref_operand): New.
4158 (int_mode_flags): New.
4159 (CCZN_comparison_operator): New.
4161 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
4162 (throughput_42_latency_43): New reservation.
4163 (mulsidi3, umulsidi3): New expanders.
4164 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
4165 the MDR register to allocation; separately allocate the low and
4166 high parts of the DImode result.
4167 (umulsidi3_internal): Similarly.
4168 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
4169 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
4170 (udivsi3, umodsi3): Remove.
4171 (udivmodsi4, divmodsi4): New expanders.
4172 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
4173 (*divmodsi4): Simiarly.
4174 (ext_internal): New.
4176 * config/mn10300/constraints.md ("z"): New constraint.
4177 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
4178 (FIXED_REGISTERS): Don't fix MDR.
4179 (CALL_USED_REGSITERS): Reformat nicely.
4180 (REG_ALLOC_ORDER): Add MDR.
4181 (enum regclass): Add MDR_REGS.
4182 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
4183 (IRA_COVER_CLASSES): Add MDR_REGS.
4184 (REGNO_REG_CLASS): Handle MDR_REG.
4185 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
4186 (mn10300_register_move_cost): Likewise.
4187 * config/mn10300/mn10300.md (MDR_REG): New.
4188 (*movsi_internal): Handle moves to/from MDR_REGS.
4190 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
4192 (mn10300_secondary_reload): Tidy combination reload classes.
4193 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
4194 addresses for AM33. Allow symbolic offsets for reg+imm.
4195 (mn10300_regno_in_class_p): New.
4196 (mn10300_legitimize_reload_address): New.
4197 * config/mn10300/mn10300.h (enum reg_class): Remove
4198 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
4199 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
4201 (REG_CLASS_NAMES): Update to match.
4202 (REG_CLASS_CONTENTS): Likewise.
4203 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
4204 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
4205 (REGNO_IN_RANGE_P): Remove.
4206 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
4207 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
4208 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
4209 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
4210 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
4211 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
4212 (REGNO_GENERAL_P): New.
4213 (HAVE_POST_MODIFY_DISP): New.
4214 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
4215 (LEGITIMIZE_RELOAD_ADDRESS): New.
4216 * config/mn10300/mn10300-protos.h: Update.
4218 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
4219 DATA_REGS for AM33 stack-pointer destination.
4220 (mn10300_preferred_output_reload_class): Likewise.
4221 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
4222 into a form appropriate for ...
4223 (TARGET_SECONDARY_RELOAD): New.
4224 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
4225 * config/mn10300/mn10300-protos.h: Update.
4226 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
4227 reload_insi; use the "A" constraint for the scratch; handle AM33
4228 moves of sp to non-address registers.
4230 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
4231 (*movqi_internal): ... here.
4232 (*am33_movhi, *mn10300_movhi): Merge into...
4233 (*movhi_internal): ... here.
4234 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
4235 as the source/destination of moves from/to SP.
4236 (movsf): Only allow for AM33-2.
4237 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
4238 any integer constant constraint. Only allow for AM33-2. Tidy
4239 all of the alternative outputs.
4240 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
4241 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
4243 (udivsi3, umodsi3): New patterns for MN103 only.
4245 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
4247 * doc/tm.texi.in: Spell out that a lack of register class unions
4249 * doc/tm.texi: Regenerate.
4251 2011-01-19 Jakub Jelinek <jakub@redhat.com>
4253 PR rtl-optimization/47337
4254 * dce.c (check_argument_store): New function.
4255 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
4257 PR tree-optimization/47290
4258 * tree-eh.c (infinite_empty_loop_p): New function.
4259 (cleanup_empty_eh): Use it.
4261 2011-01-18 Steve Ellcey <sje@cup.hp.com>
4264 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
4265 (a64_expand_widen_sum): Ditto.
4266 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
4267 (vec_extract_evenodd_help): Ditto.
4268 (vec_extract_evenv4hi): Ditto.
4269 (vec_extract_oddv4hi): Ditto.
4270 (vec_extract_evenv2si): Ditto.
4271 (vec_extract_oddv2si): Ditto.
4272 (vec_extract_evenv2sf): Ditto.
4273 (vec_extract_oddv2sf): Ditto.
4274 (vec_pack_trunc_v4hi: Ditto.
4275 (vec_pack_trunc_v2si): Ditto.
4276 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
4277 (vec_interleave_highv8qi): Ditto.
4279 (vec_extract_oddv8qi): Ditto.
4280 (vec_interleave_lowv4hi): Ditto.
4281 (vec_interleave_highv4hi): Ditto.
4282 (vec_interleave_lowv2si): Ditto.
4283 (vec_interleave_highv2si): Ditto.
4285 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4287 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
4288 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
4289 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
4290 (pa_c_mode_for_suffix): New.
4291 (TARGET_EXPAND_BUILTIN): Define.
4292 (TARGET_C_MODE_FOR_SUFFIX): Define.
4293 (pa_builtins): Define.
4294 (pa_init_builtins): Register __float128 type and init new support
4296 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
4297 * config/pa/quadlib.c (_U_Qfcopysign): New.
4299 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
4302 * explow.c (allocate_dynamic_stack_space): Do not assume more than
4303 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
4306 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4308 PR tree-optimization/47179
4309 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
4310 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
4312 2011-01-18 Richard Guenther <rguenther@suse.de>
4314 PR rtl-optimization/47216
4315 * emit-rtl.c: Include tree-flow.h.
4316 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
4317 of replicating it with different semantics.
4318 * Makefile.in (emit-rtl.o): Adjust.
4320 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4322 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
4323 (cortex_a9_dp): Handle neon types correctly.
4325 2011-01-18 Jakub Jelinek <jakub@redhat.com>
4327 PR rtl-optimization/47299
4328 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
4329 subtarget. Use normal multiplication if both operands are constants.
4330 * expmed.c (expand_widening_mult): Don't try to optimize constant
4331 multiplication if op0 has VOIDmode. Convert op1 constant to mode
4334 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4336 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
4337 spacing after 'e.g.', typos, comma, hyphenation.
4339 2011-01-17 Richard Henderson <rth@redhat.com>
4341 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
4342 (rx_restricted_mem_operand): New.
4343 (rx_shift_operand): Use register_operand.
4344 (rx_source_operand, rx_compare_operand): Likewise.
4345 * config/rx/rx.md (addsi3_flags): New expander.
4346 (adddi3): Rewrite as expander.
4347 (adc_internal, *adc_flags, adddi3_internal): New patterns.
4348 (subsi3_flags): New expander.
4349 (subdi3): Rewrite as expander.
4350 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
4352 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
4353 (rx_init_builtins): Remove sat builtin.
4354 (rx_expand_builtin): Likewise.
4355 * config/rx/rx.md (ssaddsi3): New.
4356 (*sat): Rename from sat. Represent the CC_REG input.
4358 * config/rx/predicates.md (rshift_operator): New.
4359 * config/rx/rx.c (rx_expand_insv): Remove.
4360 * config/rx/rx-protos.h: Update.
4361 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
4362 operand to the canonical position.
4363 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
4364 (*bitclr, *bitclr_in_memory): Similarly.
4365 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
4366 (insv): Retain the zero_extract in the expansion.
4368 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
4369 (bswaphi2, bitinvert, revw): Likewise.
4371 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
4372 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
4373 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
4374 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
4375 (bitset, bitset_in_memory): Likewise.
4376 (bitinvert, bitinvert_in_memory): Likewise.
4377 (bitclr, bitclr_in_memory): Likewise.
4378 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
4379 (rx_strend, rx_cmpstrn): Likewise.
4380 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
4381 (bitop peep2 patterns): Remove.
4383 * config/rx/rx.c (rx_match_ccmode): New.
4384 * config/rx/rx-protos.h: Update.
4385 * config/rx/rx.md (abssi2): Clobber, don't set flags.
4386 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
4387 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
4388 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
4389 (fix_truncsfsi2, floatsisf2): Likewise.
4390 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
4391 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
4392 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
4393 (*subsi3_flags, *xorsi3_flags): New.
4395 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
4397 * config/rx/rx.c (rx_print_operand): Remove workaround for
4398 unsplit comparison operations.
4400 * config/rx/rx.md (movsicc): Split after reload.
4401 (*movsicc): Merge *movsieq and *movsine via match_operator.
4402 (*stcc): New pattern.
4404 * config/rx/rx.c (rx_float_compare_mode): Remove.
4405 * config/rx/rx.h (rx_float_compare_mode): Remove.
4406 * config/rx/rx.md (cstoresi4): Split after reload.
4407 (*sccc): New pattern.
4409 * config/rx/predicates.md (label_ref_operand): New.
4410 (rx_z_comparison_operator): New.
4411 (rx_zs_comparison_operator): New.
4412 (rx_fp_comparison_operator): New.
4413 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
4414 Validate that the flags are set properly for the comparison.
4415 (rx_gen_cond_branch_template): Remove.
4416 (rx_cc_modes_compatible): Remove.
4417 (mode_from_flags): New.
4418 (flags_from_code): Rename from flags_needed_for_conditional.
4419 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
4420 (rx_select_cc_mode): Likewise.
4421 (rx_split_fp_compare): New.
4422 (rx_split_cbranch): New.
4423 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
4424 (*cbranchsi4): Use match_operator and rx_split_cbranch.
4425 (*cbranchsf4): Similarly.
4426 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
4427 match_operator and rx_split_cbranch.
4428 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
4429 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
4430 (*cmpsi): Rename from cmpsi.
4431 (*tstsi): Rename from tstsi.
4432 (*cmpsf): Rename from cmpsf; use CC_Fmode.
4433 (*conditional_branch): Rename from conditional_branch.
4434 (*reveresed_conditional_branch): Remove.
4435 (b<code>): Remove expander.
4436 * config/rx/rx-protos.h: Update.
4438 * config/rx/rx.c (rx_compare_redundant): Remove.
4439 * config/rx/rx.md (cmpsi): Don't use it.
4440 * config/rx/rx-protos.h: Update.
4442 * config/rx/rx-modes.def (CC_F): New mode.
4443 * config/rx/rx.c (rx_select_cc_mode): New.
4444 * config/rx/rx.h (SELECT_CC_MODE): Use it.
4445 * config/rx/rx-protos.h: Update.
4447 2011-01-17 Richard Henderson <rth@redhat.com>
4449 * except.c (dump_eh_tree): Fix stray ; after for statement.
4451 2011-01-17 Richard Guenther <rguenther@suse.de>
4453 PR tree-optimization/47313
4454 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
4455 handling before copying the body. Properly deal with
4456 by-reference result in SSA form.
4458 2011-01-17 Ian Lance Taylor <iant@google.com>
4461 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
4462 (struct_value_alias_set): Don't define.
4463 (sparc_option_override): Don't set sparc_sr_alias_set and
4464 struct_value_alias_set.
4465 (save_or_restore_regs): Use gen_frame_mem rather than calling
4467 (sparc_struct_value_rtx): Likewise.
4469 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
4472 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
4474 (_mm_maskstore_pd): Likewise.
4475 (_mm_maskload_ps): Likewise.
4476 (_mm_maskstore_ps): Likewise.
4477 (_mm256_maskload_pd): Change mask to __m256i.
4478 (_mm256_maskstore_pd): Likewise.
4479 (_mm256_maskload_ps): Likewise.
4480 (_mm256_maskstore_ps): Likewise.
4482 * config/i386/i386-builtin-types.def: Updated.
4483 (ix86_expand_special_args_builtin): Likewise.
4485 * config/i386/i386.c (bdesc_special_args): Update
4486 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
4487 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
4488 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
4489 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
4491 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
4492 Use <avxpermvecmode> on mask register.
4493 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
4495 2011-01-17 Olivier Hainque <hainque@adacore.com>
4496 Michael Haubenwallner <michael.haubenwallner@salomon.at>
4497 Eric Botcazou <ebotcazou@adacore.com>
4500 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
4501 if <= USHRT_MAX in 32-bit mode.
4503 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4505 * doc/install.texi (Configuration, Specific): Wrap long
4506 lines in examples. Allow line wrapping in long options
4507 and URLs where beneficial for PDF output.
4509 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
4511 * config/mips/mips.c (mips_classify_symbol): Don't return
4512 SYMBOL_PC_RELATIVE for nonlocal labels.
4514 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
4516 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
4518 2011-01-15 Jan Hubicka <jh@suse.cz>
4520 PR tree-optimization/47276
4521 * ipa.c (function_and_variable_visibility): Do not try to mark alias
4522 declarations as needed.
4524 2011-01-15 Martin Jambor <mjambor@suse.cz>
4526 * common.opt (fdevirtualize): New flag.
4527 * doc/invoke.texi (Option Summary): Document it.
4528 * opts.c (default_options_table): Add devirtualize flag.
4529 * ipa-prop.c (detect_type_change): Return immediately if
4530 devirtualize flag is not set.
4531 (detect_type_change_ssa): Likewise.
4532 (compute_known_type_jump_func): Likewise.
4533 (ipa_analyze_virtual_call_uses): Likewise.
4535 2011-01-14 Martin Jambor <mjambor@suse.cz>
4537 PR tree-optimization/45934
4538 PR tree-optimization/46302
4539 * ipa-prop.c (type_change_info): New type.
4540 (stmt_may_be_vtbl_ptr_store): New function.
4541 (check_stmt_for_type_change): Likewise.
4542 (detect_type_change): Likewise.
4543 (detect_type_change_ssa): Likewise.
4544 (compute_complex_assign_jump_func): Check for dynamic type change.
4545 (compute_complex_ancestor_jump_func): Likewise.
4546 (compute_known_type_jump_func): Likewise.
4547 (compute_scalar_jump_functions): Likewise.
4548 (ipa_analyze_virtual_call_uses): Likewise.
4549 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
4551 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4553 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
4554 * config/i386/i386.opt (msse5): New Alias.
4556 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4558 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
4559 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4560 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4561 * config/sparc/sparc.h (CC1_SPEC): Likewise.
4563 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4565 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
4567 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4568 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4569 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
4570 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
4572 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
4574 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4576 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
4578 2011-01-14 Mike Stump <mikestump@comcast.net>
4580 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
4581 * config/fr30/fr30.md: Likweise
4582 (movsi_push): Likewise.
4583 (movsi_pop): Likewise.
4584 (enter_func): Likewise.
4585 * config/moxie/moxie.md (movsi_push): Likewise.
4586 (movsi_pop): Likewise.
4588 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4590 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
4591 %{no_archive} %{exact_version}.
4592 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
4593 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
4594 %{no_archive} %{exact_version}.
4595 * config/mips/openbsd.h (LINK_SPEC): Likewise.
4596 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
4597 * config/mips/vxworks.h: Likewise.
4599 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4601 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
4603 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4605 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
4606 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
4608 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4610 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
4613 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4615 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
4617 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
4618 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
4620 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
4621 Don't handle -shlib.
4623 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4625 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
4626 (CC1_SPEC): Don't handle -profile.
4628 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4630 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
4631 * config/mips/mips.h (CC1_SPEC): Likewise.
4633 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4635 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
4636 * config/mips/mips.h (CC1_SPEC): Likewise.
4638 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4640 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
4641 * config/m32r/linux.h (LINK_SPEC): Likewise.
4642 * config/mips/linux.h (LINK_SPEC): Likewise.
4643 * config/mips/linux64.h (LINK_SPEC): Likewise.
4644 * config/sparc/linux.h (LINK_SPEC): Likewise.
4645 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4646 LINK_SPEC): Likewise.
4647 * config/xtensa/linux.h (LINK_SPEC): Likewise.
4649 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4651 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
4653 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
4655 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4657 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
4658 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
4660 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4662 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
4664 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4666 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
4667 supports -Bstatic/-Bdynamic.
4668 * configure: Regenerate.
4670 2011-01-14 Jan Hubicka <jh@suse.cz>
4671 Jack Howarth <howarth@bromo.med.uc.edu>
4674 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
4675 when checking debug_info_level. Test write_symbols instead of
4676 debug_hooks->var_location when setting flag_var_tracking_uninit.
4678 2011-01-14 Richard Guenther <rguenther@suse.de>
4680 PR tree-optimization/47179
4681 * target.def (ref_may_alias_errno): New target hook.
4682 * targhooks.h (default_ref_may_alias_errno): Declare.
4683 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
4684 (default_ref_may_alias_errno): New function.
4685 * target.h (struct ao_ref_s): Declare.
4686 * tree-ssa-alias.c: Include target.h.
4687 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
4688 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
4689 (targhooks.o): Likewise.
4690 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
4691 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
4693 2011-01-14 Richard Guenther <rguenther@suse.de>
4695 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
4697 2011-01-14 Richard Guenther <rguenther@suse.de>
4699 PR tree-optimization/47280
4700 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
4702 (tree_ssa_forward_propagate_single_use_vars): Deal with
4703 CFG changes from associate_plusminus.
4705 2011-01-14 Richard Guenther <rguenther@suse.de>
4709 2011-01-11 Richard Guenther <rguenther@suse.de>
4711 PR tree-optimization/46076
4712 * tree-ssa.c (useless_type_conversion_p): Conversions from
4713 unprototyped to empty argument list function types are useless.
4715 2011-01-14 Richard Guenther <rguenther@suse.de>
4717 PR tree-optimization/47286
4718 * tree-ssa-structalias.c (new_var_info): Register variables are global.
4720 2011-01-14 Martin Jambor <mjambor@suse.cz>
4723 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
4725 2011-01-13 Anatoly Sokolov <aesok@post.ru>
4727 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
4728 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
4729 * config/xtensa/xtensa.c (xtensa_libcall_value,
4730 xtensa_function_value_regno_p): New functions.
4731 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
4733 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
4736 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
4738 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
4739 New function prototype.
4740 * config/i386/winnt.c (i386_pe_assemble_visibility):
4741 Warn only if attribute was specified by user.
4743 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4746 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
4748 (floatunsdidf2_fcfidu): Ditto.
4750 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4752 * config/s390/s390.c (print_operand_address): Replace 'error' with
4753 'output_operand_lossage'.
4754 (print_operand): Likewise.
4756 2011-01-13 Jeff Law <law@redhat.com>
4758 PR rtl-optimization/39077
4759 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
4760 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
4761 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
4762 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
4763 * gcse.c (prune_insertions_deletions): New function.
4764 (compute_pre_data): Use it.
4766 2011-01-13 Dodji Seketeli <dodji@redhat.com>
4769 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
4771 (prune_unused_types_mark): Use it.
4773 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
4775 PR rtl-optimization/45352
4776 * sel-sched.c: Update copyright years.
4777 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
4778 in the advancing loop when we have issued issue_rate insns.
4780 2011-01-12 Richard Henderson <rth@redhat.com>
4782 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
4783 (TARGET_MD_ASM_CLOBBERS): New.
4785 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
4786 (TARGET_DELEGITIMIZE_ADDRESS): New.
4788 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
4789 (clzsi2, *bsch): New patterns.
4791 * config/mn10300/mn10300.md (INT): New mode iterator.
4792 (*mov<INT>_clr): New pattern, and peep2 to generate it.
4794 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
4795 flag_split_wide_types.
4797 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
4798 (mn10300_trampoline_init): Rewrite without a template, an immediate
4799 load and a direct branch.
4800 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
4802 2011-01-12 Anatoly Sokolov <aesok@post.ru>
4804 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4805 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
4806 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
4807 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4809 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
4812 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
4815 2011-01-12 Jan Hubicka <jh@suse.cz>
4818 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
4819 (PLUGIN_COND_CLOSE): New macro.
4820 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
4822 2011-01-12 Richard Guenther <rguenther@suse.de>
4825 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
4826 register variables in a MEM_REF.
4828 2011-01-12 Joseph Myers <joseph@codesourcery.com>
4830 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
4831 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
4832 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
4833 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
4834 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
4835 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
4836 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
4837 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
4838 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
4839 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
4840 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
4841 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
4842 * config/gnu-user.h: New. Copied from linux.h.
4843 (LINUX_TARGET_STARTFILE_SPEC): Rename to
4844 GNU_USER_TARGET_STARTFILE_SPEC.
4845 (LINUX_TARGET_ENDFILE_SPEC): Rename to
4846 GNU_USER_TARGET_ENDFILE_SPEC.
4847 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
4848 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
4849 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
4850 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
4851 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
4852 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
4853 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
4854 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
4855 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
4856 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
4857 * config/arm/linux-eabi.h (CC1_SPEC): Use
4858 GNU_USER_TARGET_CC1_SPEC.
4859 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
4860 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
4861 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
4862 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
4863 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
4864 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
4865 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
4866 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
4868 2011-01-12 Richard Guenther <rguenther@suse.de>
4871 * doc/invoke.texi (ffast-math): Document it is turned on
4874 2011-01-12 Jan Hubicka <jh@suse.cz>
4876 PR tree-optimization/47233
4877 * opts.c (common_handle_option): Disable ipa-reference with profile
4880 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4882 * c-parser.c (c_parser_objc_at_property_declaration): Improved
4885 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4887 * c-parser.c (c_lex_one_token): Updated and reindented some
4888 comments. No changes in code.
4890 2011-01-11 Ian Lance Taylor <iant@google.com>
4892 * godump.c (go_output_var): Don't output the variable if there is
4893 already a type with the same name.
4895 2011-01-11 Ian Lance Taylor <iant@google.com>
4897 * godump.c (go_format_type): Don't generate float80.
4899 2011-01-11 Richard Henderson <rth@redhat.com>
4901 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
4902 declaration. Rewrite for both speed and size.
4903 (mn10300_address_cost_1): Remove.
4904 (mn10300_register_move_cost): New.
4905 (mn10300_memory_move_cost): New.
4906 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
4907 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
4908 extensions, shifts, BSWAP, CLZ.
4909 (mn10300_wide_const_load_uses_clr): Remove.
4910 (TARGET_REGISTER_MOVE_COST): New.
4911 (TARGET_MEMORY_MOVE_COST): New.
4912 * config/mn10300/mn10300-protos.h: Update.
4913 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
4915 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
4916 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
4917 * config/mn10300/mn10300-protos.h: Update.
4918 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
4919 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
4920 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
4921 (*test_int_bitfield, *test_byte_bitfield): Remove.
4922 (*bit_test, *subreg_bit_test): Remove.
4923 * config/mn10300/predicates.md (const_8bit_operand): Remove.
4925 * config/mn10300/constraints.md ("c"): Rename from "A".
4926 ("A", "D"): New constraint letters.
4927 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
4928 (fmssf4, fnmasf4, fnmssf4): Likewise.
4930 * config/mn10300/mn10300.md (isa): New attribute.
4931 (enabled): New attribute.
4933 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
4934 (abssf2, negsf2): Define only for hardware fp.
4935 (sqrtsf2): Reformat.
4936 (addsf3, subsf3, mulsf3): Merge expander and insn.
4938 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
4939 (DEBUGGER_AUTO_OFFSET): Remove.
4940 (DEBUGGER_ARG_OFFSET): Remove.
4942 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
4943 Emit register stores with the same offsets as the hardware.
4944 (mn10300_store_multiple_operation): Don't check that the register
4945 save offsets are monotonic.
4946 * config/mn10300/mn10300-protos.h: Update.
4948 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
4950 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
4951 in terms of the value on the stack, not the MDR register.
4953 2011-01-11 Jan Hubicka <jh@suse.cz>
4957 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
4958 (symbol_alias_set_destroy, symbol_alias_set_contains,
4959 propagate_aliases_backward): Declare.
4960 * lto-streamer-out.c (struct sets): New sturcture.
4961 (trivally_defined_alias): New function.
4962 (output_alias_pair_p): Rewrite.
4963 (output_unreferenced_globals): Fix output of alias pairs.
4964 (produce_symtab): Likewise.
4965 * ipa.c (function_and_variable_visibility): Set weak alias destination
4967 * varasm.c (symbol_alias_set_t): Remove.
4968 (symbol_alias_set_destroy): Export.
4969 (propagate_aliases_forward, propagate_aliases_backward): New functions
4971 (compute_visible_aliases): ... this one; remove.
4972 (trivially_visible_alias): New
4973 (trivially_defined_alias): New.
4974 (remove_unreachable_alias_pairs): Rewrite.
4975 (finish_aliases_1): Reorganize code checking if alias is defined.
4976 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
4979 2011-01-11 Richard Guenther <rguenther@suse.de>
4981 PR tree-optimization/46076
4982 * tree-ssa.c (useless_type_conversion_p): Conversions from
4983 unprototyped to empty argument list function types are useless.
4985 2011-01-11 Richard Guenther <rguenther@suse.de>
4988 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
4989 volatile MEMs as MEM_READONLY_P.
4991 2011-01-11 Richard Guenther <rguenther@suse.de>
4993 PR tree-optimization/47239
4994 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
4996 2011-01-11 Jeff Law <law@redhat.com>
4998 PR tree-optimization/47086
4999 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
5000 IVs from statements that might throw.
5002 2011-01-10 Jan Hubicka <jh@suse.cz>
5005 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
5007 2011-01-10 Jan Hubicka <jh@suse.cz>
5010 * profile.c (read_profile_edge_counts): Ignore profile inconistency
5011 when correcting profile.
5013 2011-01-10 Jan Hubicka <jh@suse.cz>
5016 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
5018 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
5019 Restore DECL_FINI_PRIORITY.
5021 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5023 * doc/gimple.texi: Fix quoting of multi-word return values in
5024 @deftypefn statements. Ensure presence of return value. Wrap
5025 overlong @deftypefn lines.
5026 (is_gimple_operand, is_gimple_min_invariant_address): Remove
5027 descriptions of removed functions.
5028 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
5029 of multi-word return value in @deftypefn statement.
5031 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5033 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
5034 (Conditional Expressions, Logical Operators)
5035 (Statement and operand traversals): Do not indent smallexample
5036 code. Fix duplicate function argument in example.
5038 2011-01-10 Jeff Law <law@redhat.com>
5040 PR tree-optimization/47141
5041 * ipa-split.c (split_function): Handle case where we are
5042 returning a value and the return block has a virtual operand phi.
5044 2011-01-10 Jan Hubicka <jh@suse.cz>
5046 PR tree-optimization/47234
5047 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
5048 (pass_feedback_split_functions): Declare.
5049 * passes.c (init_optimization_passes): Add ipa-split as subpass of
5051 * ipa-split.c (gate_split_functions): Update comments; disable
5052 split-functions for profile_arc_flag and branch_probabilities.
5053 (gate_feedback_split_functions): New function.
5054 (execute_feedback_split_functions): New function.
5055 (pass_feedback_split_functions): New global var.
5057 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
5060 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
5061 calling gimple_call_set_cannot_inline.
5063 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
5065 * config/darwin-sections.def: Remove unused section.
5067 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
5070 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
5072 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
5075 * c-parser.c (c_parser_declaration_or_fndef): Improved
5078 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
5080 * config/i386/winnt.c (i386_pe_start_function): Make sure
5081 to switch back to function's section.
5083 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
5087 * plugin.c: Move include of dlfcn.h from here...
5088 * system.h: ... to here.
5090 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5092 * doc/cpp.texi (C++ Named Operators): Fix markup for header
5094 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
5095 two extra empty pages in PDF output.
5097 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
5100 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
5101 for error recovery purposes behave as if it was not specified so
5102 that the default type is usd.
5104 2011-01-07 Jan Hubicka <jh@suse.cz>
5106 PR tree-optmization/46469
5107 * ipa.c (function_and_variable_visibility): Clear needed flags on
5108 nodes with external decls; handle weakrefs merging correctly.
5110 2011-01-07 Joseph Myers <joseph@codesourcery.com>
5112 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
5115 2011-01-07 Jan Hubicka <jh@suse.cz>
5117 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
5118 and no longer claim that gold is required for linker plugin.
5119 * configure: Regenerate.
5120 * gcc.c (PLUGIN_COND): New macro.
5121 (LINK_COMMAND_SPEC): Use it.
5122 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
5123 * config.in (HAVE_LTO_PLUGIN): New.
5124 * configure.ac (--with-lto-plugin): New parameter; autodetect
5127 2011-01-07 Jan Hubicka <jh@suse.cz>
5129 PR tree-optimization/46367
5130 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
5131 when we can update original.
5132 (cgraph_mark_inline_edge): Sanity check.
5133 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
5135 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5137 * config/spu/spu.h (ASM_COMMENT_START): Define.
5139 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
5143 (SWITCH_KEEP_FOR_GCC): Likewise.
5144 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
5145 (do_spec_1): Handle "%>".
5147 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
5149 2011-01-07 Jakub Jelinek <jakub@redhat.com>
5152 * config/i386/i386.c (ix86_delegitimize_address): If
5153 simplify_gen_subreg fails, return orig_x.
5156 * value-prof.c (gimple_stringop_fixed_value): Handle
5157 lhs of the call properly.
5159 2011-01-07 Jan Hubicka <jh@suse.cz>
5162 * lto-opt.c (lto_reissue_options): Set flag_shlib.
5164 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
5166 * target.def (function_switched_text_sections): New hook.
5167 * doc/tm.texi: Regenerated.
5168 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
5169 * final.c (default_function_switched_text_sections): New.
5170 (final_scan_insn): Call function_switched_text_sections when a
5171 mid-function section change occurs.
5172 * output.h (default_function_switched_text_sections): Declare.
5173 * config/darwin-protos.h (darwin_function_switched_text_sections):
5175 * config/darwin.c (darwin_function_switched_text_sections): New.
5176 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
5178 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
5180 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
5181 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
5182 the secondary code fragment when outputting for DWARF == 2.
5184 2011-01-07 Anatoly Sokolov <aesok@post.ru>
5186 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
5187 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
5189 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
5190 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
5192 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
5195 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
5196 when it is not empty.
5198 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
5201 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
5202 (case ${target}): Add btver1.
5203 * config/i386/driver-i386.c (host_detect_local_cpu): Let
5204 -march=native recognize btver1 processors.
5205 * config/i386/i386-c.c (ix86_target_macros_internal): Add
5206 btver1 def_and_undef
5207 * config/i386/i386.c (struct processor_costs btver1_cost): New
5209 (m_BTVER1): New definition.
5210 (m_AMD_MULTIPLE): Includes m_BTVER1.
5211 (initial_ix86_tune_features): Add btver1 tune.
5212 (processor_target_table): Add btver1 entry.
5213 (static const char *const cpu_names): Add btver1 entry.
5214 (software_prefetching_beneficial_p): Add btver1.
5215 (ix86_option_override_internal): Add btver1 instruction sets.
5216 (ix86_issue_rate): Add btver1.
5217 (ix86_adjust_cost): Add btver1.
5218 * config/i386/i386.h (TARGET_BTVER1): New definition.
5219 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
5220 (enum processor_type): Add PROCESSOR_BTVER1.
5221 * config/i386/i386.md (define_attr "cpu"): Add btver1.
5223 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5226 * config/i386/i386.c (legitimize_tls_address)
5227 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
5228 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
5229 (tls_initial_exec_64_sun): New pattern.
5231 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
5233 * doc/invoke.texi (Overall Options): Improve wording and markup
5234 of the description of -wrapper.
5236 2011-01-06 Joseph Myers <joseph@codesourcery.com>
5238 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
5239 rdynamic, threads): New Driver options.
5241 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5244 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
5245 if coming from .tdata.
5246 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5248 2011-01-06 Jan Hubicka <jh@suse.cz>
5251 * collect2.c (main): Do not enable LTOmode when plugin is active.
5253 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5256 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
5257 --version output if supported.
5258 * configure: Regenerate.
5260 2011-01-06 Joseph Myers <joseph@codesourcery.com>
5262 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
5265 2011-01-06 Jakub Jelinek <jakub@redhat.com>
5268 * c-convert.c (convert): When converting a complex expression
5269 other than COMPLEX_EXPR to a different complex type, ensure
5270 c_save_expr is called instead of save_expr, unless in_late_binary_op.
5271 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
5272 when converting COMPLEX_TYPE.
5274 2011-01-06 Ira Rosen <irar@il.ibm.com>
5276 PR tree-optimization/47139
5277 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
5278 only the last reduction value is used outside the loop. Update
5281 2011-01-05 Joseph Myers <joseph@codesourcery.com>
5283 * config/rtems.opt: New.
5284 * config.gcc (*-*-rtems*): Use rtems.opt.
5286 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
5288 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
5289 processors do not support 3DNow instructions.
5291 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5293 * config/spu/spu.c (spu_option_override): Set parameter
5294 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
5296 2011-01-05 Jan Hubicka <jh@suse.cz>
5298 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
5299 at the command line.
5301 2011-01-05 Martin Jambor <mjambor@suse.cz>
5304 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
5305 deltas on streamed outgoing edges.
5306 (output_node_opt_summary): Output info for outgoing edges only when
5307 the node is in new parameter set.
5308 (output_cgraph_opt_summary): New parameter set, passed to the two
5309 aforementioned functions. Update its forward declaration and its
5312 2011-01-05 Tom Tromey <tromey@redhat.com>
5314 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
5315 operator to c_finish_omp_atomic.
5316 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
5317 (build_unary_op): Update.
5318 (build_modify_expr): Update.
5319 (build_asm_expr): Update.
5321 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5323 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
5324 newly inserted insns.
5326 (spu_emit_branch_hint): Likewise.
5327 (insert_hbrp_for_ilb_runout): Likewise.
5328 (spu_machine_dependent_reorg): Call df_finish_pass after
5329 schedule_insns returns.
5331 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5333 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
5335 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
5337 PR tree-optimization/47005
5338 * tree-sra.c (struct access): Add 'non_addressable' bit.
5339 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
5340 (decide_one_param_reduction): Return 0 if the parameter is passed by
5341 reference and one of the accesses in the group is non_addressable.
5343 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
5345 PR tree-optimization/47056
5346 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
5347 (mark_load): Likewise. Handle FUNCTION_DECL specially.
5348 (mark_store): Likewise. Pass STMT to ipa_record_reference.
5350 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
5352 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
5353 initializer. Skip view conversions from aggregate types.
5355 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
5358 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
5360 2011-01-04 Philipp Thomas <pth@suse.de>
5362 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
5365 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5367 * function.c (thread_prologue_and_epilogue_insns): Do not crash
5368 on empty epilogue sequences.
5370 2011-01-04 Joseph Myers <joseph@codesourcery.com>
5372 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
5373 non-static): New Driver options.
5375 2011-01-04 Jie Zhang <jie@codesourcery.com>
5378 * gcc.c (default_compilers[]): Set combinable field to 0
5379 for all assembly languages.
5381 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
5383 * config/mips/loongson3a.md: New file.
5384 * config/mips/mips.md: Include loongson3a.md.
5385 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
5388 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
5391 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
5392 instead of convert_memory_address_addr_space on the base expression.
5394 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5396 * config/spu/spu.c (spu_option_override): Update error text
5397 for bad -march= / -mtune= values.
5399 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5401 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
5402 if branch-hint optimization will be performed.
5404 2011-01-03 Jakub Jelinek <jakub@redhat.com>
5406 PR tree-optimization/47148
5407 * ipa-split.c (split_function): Convert arguments to
5408 DECL_ARG_TYPE if possible.
5410 PR tree-optimization/47155
5411 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
5414 PR rtl-optimization/47157
5415 * combine.c (try_combine): If undobuf.other_insn becomes
5416 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
5417 and set *new_direct_jump_p too.
5419 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
5421 PR tree-optimization/47021
5422 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
5424 2011-01-03 Jakub Jelinek <jakub@redhat.com>
5426 * gcc.c (process_command): Update copyright notice dates.
5427 * gcov.c (print_version): Likewise.
5428 * gcov-dump.c (print_version): Likewise.
5429 * mips-tfile.c (main): Likewise.
5430 * mips-tdump.c (main): Likewise.
5432 2011-01-03 Martin Jambor <mjambor@suse.cz>
5434 PR tree-optimization/46801
5435 * tree-sra.c (type_internals_preclude_sra_p): Check whether
5436 aggregate fields start at byte boundary instead of the bit-field flag.
5438 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
5441 * gcc.c (main): Revert revision 168407.
5443 2011-01-03 Martin Jambor <mjambor@suse.cz>
5445 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
5447 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5449 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
5450 vector optab to expand vector/scalar shift, update gimple to vector.
5452 2011-01-03 Martin Jambor <mjambor@suse.cz>
5454 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
5457 2011-01-03 Martin Jambor <mjambor@suse.cz>
5459 PR tree-optimization/46984
5460 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
5462 (cgraph_create_indirect_edge): Fixed line length.
5463 (cgraph_indirect_call_info): Declare.
5464 (cgraph_make_edge_direct) Update declaration.
5465 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
5466 (cgraph_create_indirect_edge): Use it.
5467 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
5469 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
5470 the new thunk_delta representation.
5471 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
5473 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
5474 (ipa_read_indirect_edge_info): Likewise.
5475 * lto-cgraph.c (output_edge_opt_summary): New function.
5476 (output_node_opt_summary): Call it on all outgoing edges.
5477 (input_edge_opt_summary): New function.
5478 (input_node_opt_summary): Call it on all outgoing edges.
5480 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
5483 * gcc.c (main): Don't check have_o when settting combine_inputs.
5485 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
5487 * regrename.c: Add general comment describing the pass.
5488 (struct du_head): Remove 'length' field.
5489 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
5490 (regrename_optimize): Do not sort chains. Rework comments, add others.
5491 Force renaming to the preferred class (if any) in the first pass and do
5492 not consider registers that belong to it in the second pass.
5493 (create_new_chain): Do not set 'length' field.
5494 (scan_rtx_reg): Likewise.
5496 2011-01-02 Jakub Jelinek <jakub@redhat.com>
5498 PR tree-optimization/47140
5499 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
5500 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
5503 PR rtl-optimization/47028
5504 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
5505 parm_birth_insn instead of at the beginning of first bb.
5507 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
5509 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
5510 Remove the word "see" before "@pxref".
5511 * doc/rtl.texi: Remove the word "see" before "@pxref".
5513 2011-01-01 Jan Hubicka <jh@suse.cz>
5515 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
5518 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
5521 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
5524 Copyright (C) 2011 Free Software Foundation, Inc.
5526 Copying and distribution of this file, with or without modification,
5527 are permitted in any medium without royalty provided the copyright
5528 notice and this notice are preserved.