1 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is
7 * omp-low.c (expand_omp_for): If a static schedule without
8 chunk size has NULL region->cont, force fd.chunk_size to be
11 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
14 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
16 2012-02-13 Richard Guenther <rguenther@suse.de>
19 * passes.c (enable_disable_pass): Fix typo.
21 2012-02-13 Jakub Jelinek <jakub@redhat.com>
24 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
25 XOR for reduce_bit_field if type is unsigned.
27 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
29 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
30 disallow changes from SFmode to mode with different size in FP regs.
32 2012-02-12 Robert Millan <rmh@gnu.org>
33 Gerald Pfeifer <gerald@pfeifer.com>
35 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
38 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
40 PR rtl-optimization/52175
41 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
42 to frame-related instructions.
44 2012-02-10 Jason Merrill <jason@redhat.com>
47 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
48 (demangle_new_symbols): Fill it.
49 (scan_linker_output): Walk it.
50 (start_tweaking): Split out from scan_linker_output.
51 (maybe_tweak): Update sym->chosen.
52 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
54 2012-02-11 Jakub Jelinek <jakub@redhat.com>
57 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use
60 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
62 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
63 having the same mode as previous compare.
65 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
67 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
68 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
69 (nonlocal_goto_internal): Likewise.
70 (nonlocal_goto): Emit a use and an indirect jump directly.
72 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
75 * doc/extend.texi : Update comments for __atomic_compare_exchange and
76 __atomic_{is,always}_lock_free.
78 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
81 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
82 negative constant address for x32.
84 2012-02-10 Richard Henderson <rth@redhat.com>
86 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
87 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
88 for GIMPLE_TRANSACTION. Tidy if's into a switch.
90 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
91 Ira Rosen <irar@il.ibm.com>
93 PR tree-optimization/50031
94 * targhooks.c (default_builtin_vectorization_cost): Handle
96 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
97 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
98 all types of reduction and pattern statements.
99 (vect_estimate_min_profitable_iters): Likewise.
100 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
101 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
102 for explicit realigns.
103 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
104 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
106 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
107 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
108 vec_perm for VSX and handle vec_promote_demote.
110 2012-02-10 Jakub Jelinek <jakub@redhat.com>
113 * builtins.c (fold_builtin_atomic_always_lock_free,
114 expand_builtin_atomic_always_lock_free,
115 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
116 Return and/or test boolean_true_node/boolean_false_node instead of
117 integer_one_node/integer_zero_node.
119 2012-02-10 Jan Hubicka <jh@suse.cz>
122 * predict.c (predict_paths_for_bb): Prevent looping.
123 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
125 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
127 * config/arm/arm.c (output_move_double): In one case properly
128 count number of instructions that will be emitted.
130 2012-02-10 Richard Guenther <rguenther@suse.de>
133 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
135 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
138 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
140 2012-02-09 Jakub Jelinek <jakub@redhat.com>
143 * var-tracking.c (emit_note_insn_var_location): If
144 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
145 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
146 non-NOTE_DURING_CALL_P insn.
148 2012-02-09 Bin Cheng <bin.cheng@arm.com>
151 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
153 2012-02-08 Magnus Granberg <zorry@gentoo.org>
156 * gcc.c (switch_matches) Support switches with separated form,
159 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
161 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
164 * config/avr/avr.c (avr_addr_t): New typedef.
165 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
166 (avr_init_expanders): Initialize it.
167 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
169 (expand_epilogue): Ditto.
170 (avr_print_operand): Ditto.
171 (avr_file_start): Ditto.
172 (avr_emit_movmemhi): Ditto.
174 2012-02-08 Richard Guenther <rguenther@suse.de>
176 PR tree-optimization/46886
177 * tree-flow.h (do_while_loop_p): Declare.
178 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
179 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
181 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
183 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
184 always succeed for integers larger than a native word.
186 2012-02-08 Richard Guenther <rguenther@suse.de>
188 PR rtl-optimization/52170
189 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
190 properly handle integer vector modes.
192 2012-02-08 Jakub Jelinek <jakub@redhat.com>
194 PR gcov-profile/52150
195 * coverage.c: Include target.h.
196 (build_var): Call targetm.strip_name_encoding on the assembler name.
197 Change one _ into . or $ if the target allows it.
198 * Makefile.in (coverage.o): Depend on $(TARGET_H).
200 PR rtl-optimization/52139
201 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
202 is a BARRIER after emit_insn_after_noloc, move BB_END
203 to the last non-BARRIER insn before it.
205 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
208 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
209 (mips_gimplify_va_arg_expr): Call it instead of
210 std_gimplify_va_arg_expr.
212 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
214 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
215 message for -mno-pointers-to-nested-function.
217 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
220 * expr.c (get_inner_reference): If there is an offset, add a negative
221 bit position to it (if any).
223 2012-02-07 Jakub Jelinek <jakub@redhat.com>
225 PR rtl-optimization/52060
226 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
227 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
228 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
229 and/or i0src_copy2 when needed.
231 2012-02-07 Jakub Jelinek <jakub@redhat.com>
233 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
234 or LTOPLUGINSONAME if have_c.
236 * config/freebsd-spec.h: Add comment about what macros can be defined
238 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
239 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
242 2012-02-07 Richard Guenther <rguenther@suse.de>
244 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
245 newline in -alias dumps.
247 2012-02-07 Kai Tietz <ktietz@redhat.com>
248 Dave Korn <dave.korn.cygwin@gmail.com>
251 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
252 Take care that typinfo gets dllexport-attribute.
254 2012-02-07 Jakub Jelinek <jakub@redhat.com>
257 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
258 if modifier < EXPAND_SUM call force_operand on the result.
260 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
262 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
263 adding __forwarder_dst__ prefix if a forwarder_section attribute is
265 (epiphany_function_type): Replace types for specific interrupts with
266 EPIPHANY_FUNCTION_INTERRUPT.
267 (EPIPHANY_INTERRUPT_P): Update.
268 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
270 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
271 <disinterrupt>: Affects type identity.
272 (epiphany_handle_interrupt_attribute): Handle variable number of
274 (epiphany_compute_function_type): Update for new
275 epiphany_function_type definition.
276 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
277 handlers with a longcall forwarder.
278 (epiphany_start_function): Handle multiple interrupt arguments and/or
279 forwarder_section attribute.
281 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
284 2012-02-07 Alan Modra <amodra@gmail.com>
287 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
290 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
292 PR tree-optimization/50969
293 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
294 use vec_perm rather than vector_stmt.
295 (vect_model_load_cost): Likewise.
296 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
297 vec_perm to be the same as other vector statements.
298 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
299 cost of vec_perm for TARGET_VSX.
301 2012-02-06 Richard Guenther <rguenther@suse.de>
303 PR tree-optimization/52115
304 * tree-sra.c (access_has_replacements_p): New function.
305 (sra_modify_assign): Use it to decide whether a use is uninitialized.
307 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
310 * trans-mem.c (expand_call_tm): Add an assertion.
311 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
314 2012-02-06 Richard Guenther <rguenther@suse.de>
316 PR tree-optimization/50955
317 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
318 raise cost of expressions that replace an address with an
319 expression based on a different pointer.
321 2012-02-06 Jakub Jelinek <jakub@redhat.com>
324 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
325 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
327 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
330 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
331 -Weffc++ and specify guidelines come from second edition.
333 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
335 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
336 (sibcall_value_multiple_internal, call_split, call_internal_direct)
337 (call_direct_split, call_value_split, call_value_internal_direct)
338 (call_value_direct_split, call_value_multiple_split): Use jal and
339 jal_macro attributes.
341 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
343 * reload1.c (reload_regs_reach_end_p): Replace with...
344 (reload_reg_rtx_reaches_end_p): ...this function.
345 (new_spill_reg_store): Update commentary.
346 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
347 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
348 before setting new_spill_reg_store.
349 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
350 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
351 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
352 for non-spill reload registers.
354 2012-02-05 Ira Rosen <irar@il.ibm.com>
356 PR tree-optimization/52091
357 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
358 (vect_is_simple_use_1): Likewise.
359 * tree-vect-loop.c (vectorizable_reduction): Update calls
360 to vect_is_simple_use_1 and vect_is_simple_use.
361 (vectorizable_live_operation): Likewise.
362 * tree-vect-patterns.c (widened_name_p,
363 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
364 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
365 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
366 vectorizable_shift,vectorizable_operation, vectorizable_store,
367 vectorizable_load): Likewise.
368 (vect_is_simple_cond): Add an argument, pass it to
369 vect_is_simple_use_1.
370 (vectorizable_condition): Update calls to vect_is_simple_cond,
372 (vect_is_simple_use): Add an argument, the statement in which
373 OPERAND is used. Check that if OPERAND's def stmt is a double
374 reduction phi node, the use is a phi node too.
375 (vect_is_simple_use_1): Add an argument, pass it to
377 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
378 to vect_is_simple_use.
380 2012-02-04 Jakub Jelinek <jakub@redhat.com>
382 PR rtl-optimization/52095
383 * modulo-sched.c (dump_insn_locator): New function.
384 (loop_canon_p, sms_schedule): Use it.
386 PR rtl-optimization/52113
387 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
388 even for decomposable shift/zext insns.
390 2012-02-03 Jakub Jelinek <jakub@redhat.com>
391 Zdenek Dvorak <ook@ucw.cz>
393 PR rtl-optimization/52092
394 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
395 on get_iv_value result.
397 2012-02-02 Andrew Pinski <apinski@cavium.com>
401 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
403 2012-02-02 Jakub Jelinek <jakub@redhat.com>
406 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
408 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
410 PR rtl-optimization/49800
411 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
412 (sched_finish): Call regstat_free_n_sets_and_refs.
414 2012-02-02 Jia Liu <proljc@gmail.com>
416 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
419 2012-02-02 Jan Hubicka <jh@suse.cz>
420 Tom de Vries <tom@codesourcery.com>
423 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
424 * varpool.c (varpool_analyze_pending_decls): Likewise.
426 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
427 Jayant R Sonar <jayant.sonar@kpitcummins.com>
429 * config.gcc: Add cr16-* support.
431 * doc/extend.texi: Document cr16 extensions.
432 * doc/install.texi: Document cr16 install.
433 * doc/invoke.texi: Document cr16 options.
434 * doc/md.texi: Document cr16 constraints.
436 * common/config/cr16/cr16-common.c: New file.
437 * config/cr16/cr16.c: New file.
438 * config/cr16/cr16.h: New file.
439 * config/cr16/cr16.md: New file.
440 * config/cr16/cr16.opt: New file.
441 * config/cr16/cr16-protos.h: New file.
442 * config/cr16/predicates.md: New file.
443 * config/cr16/constraints.md: New file.
444 * config/cr16/t-cr16: New file.
446 2012-02-02 Jakub Jelinek <jakub@redhat.com>
449 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
450 that operands[2] is either immediate, or q_regs_operand.
452 PR tree-optimization/52073
453 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
454 a pattern stmt for pattern uses, ignore uses outside of the loop.
456 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
458 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
459 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
460 (OUT_AS1, OUT_AS2): Remove.
462 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
464 PR rtl-optimization/51374
465 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
466 to cross other volatile_refs_p insns.
468 2012-02-01 Richard Guenther <rguenther@suse.de>
470 * doc/invoke.texi (fno-inline): Clarify documentation.
471 (finline-small-functions): Likewise.
472 (finline-functions): Likewise.
473 * common.opt (finline): Adjust comment and documentation.
474 (finline-small-functions): Clarify documentation.
475 (finline-functions): Likewise.
476 (finline-functions-called-once): Likewise.
478 2012-02-01 Tristan Gingold <gingold@adacore.com>
480 * c-typeck.c (composite_type): Keep mode for pointers.
482 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
484 * function.h (regno_reg_rtx): Adjust comment.
485 * reginfo.c (init_reg_modes_target): Only use the previous mode
486 if it fits within one register. Remove MIPS comment.
488 2012-01-31 Jakub Jelinek <jakub@redhat.com>
491 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
493 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
495 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
498 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
500 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
502 2012-01-31 Jakub Jelinek <jakub@redhat.com>
507 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
509 2012-01-31 Richard Guenther <rguenther@suse.de>
511 PR tree-optimization/51528
512 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
515 2012-01-31 Jakub Jelinek <jakub@redhat.com>
520 * ree.c (add_removable_extension): Change def_map argument
521 to unsigned *, store in def_map 1 + offset into *insn_list vector
522 instead of pointers into the vector.
523 (find_removable_extensions): Adjust caller.
525 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
527 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
528 Transform all "* quoted-c-code" to { c-code }.
529 Remove redundant test for "optimize" in combine patterns.
530 Move (include "avr-dimode.md") to end of file.
532 2012-01-30 Bin Cheng <bin.cheng@arm.com>
535 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
536 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
538 2012-01-30 Richard Guenther <rguenther@suse.de>
540 PR tree-optimization/52028
541 * tree-loop-distribution.c (ldist_gen): Properly update
544 2012-01-30 Jakub Jelinek <jakub@redhat.com>
547 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
548 set_cur_line_info_table if not emitting debug info.
550 PR tree-optimization/52046
551 * tree-vect-patterns.c (check_bool_pattern): Give up if
552 a comparison could throw.
555 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
557 2012-01-30 Richard Guenther <rguenther@suse.de>
559 PR tree-optimization/52045
560 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
561 SSA form if cfgcleanup did anything.
563 2012-01-30 Richard Guenther <rguenther@suse.de>
565 PR tree-optimization/52045
566 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
567 before computing final todo.
569 2012-01-30 Richard Guenther <rguenther@suse.de>
571 PR tree-optimization/51528
572 * tree-sra.c (sra_modify_assign): Re-factor in preparation
575 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
577 * df-problems.c (df_kill_notes): Check that the use refers
578 to the note under examination.
580 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
583 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
584 parameter and use short-lived pseudos.
585 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
586 (sparc_expand_vector_init): Const-ify local variables and adjust
587 calls to above functions.
589 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
591 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
593 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
595 * doc/invoke.texi: Make usage of "compile time" and
596 "run time"/"runtime" consistent throughout the file.
598 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
600 * config/alpha/alpha.c (alpha_option_override): Default to
601 full IEEE compliance mode for Go language.
603 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
605 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
606 (LINK_SSP_SPEC): Define.
608 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
611 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
614 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
616 * doc/invoke.texi: Correct hyphenation of "floating point",
617 "double precision", and related terminology throughout the file.
619 2012-01-28 Jakub Jelinek <jakub@redhat.com>
622 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
623 arm_general_register_operand predicate for operand 2 instead of
626 2012-01-27 Ian Lance Taylor <iant@google.com>
629 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
630 * builtins.c (expand_builtin_init_trampoline): Add onstack
631 parameter. Change caller.
632 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
633 * tree.c (build_common_builtin_nodes): Declare
634 __builtin_init_heap_trampoline.
636 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
638 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
639 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
640 * config/avr/avr.c: Ditto.
641 (avr_regnames): Remove because unused.
642 * config/avr/avr.md (*cpse.ne): New peephole.
643 (*cpse.eq): New peephole from former cpse peepholes.
645 2012-01-27 Michael Eager <eager@eagercon.com>
647 * config/microblaze.c (microblaze_emit_compare): Correct
648 test after pcmp instruction.
650 2012-01-27 Richard Guenther <rguenther@suse.de>
652 PR tree-optimization/52020
653 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
655 2012-01-27 Richard Guenther <rguenther@suse.de>
657 * ipa-pure-const.c (check_stmt): Clobbers do not make a
658 function non-const/pure.
660 2012-01-27 Richard Guenther <rguenther@suse.de>
662 PR tree-optimization/50444
663 * tree-sra.c (build_ref_for_offset): Properly adjust the
664 MEM_REF type for unaligned accesses.
666 2012-01-27 Richard Guenther <rguenther@suse.de>
668 PR tree-optimization/50444
669 * expr.c (mem_ref_refers_to_non_mem_p): New function.
670 (expand_assignment): Use it. Properly handle misaligned
671 bases when expanding stores to component references.
672 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
675 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
678 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
679 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
680 * tree-data-ref.c (find_data_references_in_loop): Make static.
681 (compute_all_dependences): Change return type to bool. Bail out
682 for too many datarefs in a loop. Move the hunk resetting the data
683 dependences vector from ...
684 (compute_data_dependences_for_loop): ... here. Account for
685 compute_all_dependences returning false.
686 (compute_data_dependences_for_bb): Likewise.
687 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
688 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
690 2012-01-27 Richard Guenther <rguenther@suse.de>
693 * expr.c (store_field): Use the alias-set of the scratch memory
696 2012-01-27 Tom de Vries <tom@codesourcery.com>
698 PR tree-optimization/51990
699 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
701 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
703 2012-01-27 Jakub Jelinek <jakub@redhat.com>
706 * var-tracking.c (reverse_op): Don't add any reverse operation
707 if V already has any constant locations.
709 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
711 * doc/invoke.texi: Correct usage of "command line" (noun)
712 vs "command-line" (adjective) throughout.
714 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
716 * doc/invoke.texi (Language Independent Options): Move
717 -Wcoverage-mismatch blurb from here....
718 (Warning Options): ...to here.
720 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
722 * config/rs6000/rs6000.c (rs6000_option_override_internal):
723 Set rs6000_always_hint to false for 476.
725 2012-01-27 Matthias Klose <doko@ubuntu.com>
727 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
729 * incpath.c (add_standard_paths): Likewise.
731 2012-01-27 Richard Henderson <rth@redhat.com>
733 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
734 * config/m68k/sync.md (atomic_test_and_set): Rename from
735 sync_test_and_setqi and adjust the operands.
736 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
737 and unconditionally enable.
739 2012-01-27 Richard Henderson <rth@redhat.com>
741 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
742 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
743 (ldstub): Rename from ldstubqi.
744 (ldstub<I24MODE>): Remove.
746 2012-01-27 Richard Henderson <rth@redhat.com>
748 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
749 * c-cppbuiltin.c (cpp_atomic_builtins): Define
750 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
751 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
752 * doc/tm.texi: Rebuild.
754 2012-01-27 Richard Henderson <rth@redhat.com>
756 * optabs.c (gen_atomic_test_and_set): Remove default.
757 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
759 2012-01-26 Jakub Jelinek <jakub@redhat.com>
761 PR rtl-optimization/51978
762 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
763 (combine_reaching_defs): Likewise.
764 (struct re_info): Remove.
765 (add_removable_extension): Remove x and data arguments,
766 add insn, insn_list and def_map. Use the arguments directly
767 instead of using struct re_info.
768 (find_removable_extensions): Don't call add_removable_extension
769 through note_stores, instead just call it with single_set
771 (find_and_remove_re): Pass curr_cand->expr instead of
772 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
774 2012-01-26 Michael Matz <matz@suse.de>
776 PR tree-optimization/46590
777 * cfgexpand.c: Revert last change (r183305).
778 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
780 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
781 checking for emptiness.
783 2012-01-26 Jakub Jelinek <jakub@redhat.com>
786 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
787 non-addressable non-BLKmode base correctly.
789 2012-01-26 Michael Matz <matz@suse.de>
791 PR tree-optimization/48794
792 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
793 regions referenced from RESX/EH_DISPATCH.
795 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
797 * config/s390/s390.h: Make BRANCH_COST an option.
798 * config/s390/s390.opt: New option -mbranch-cost.
800 2012-01-26 Richard Henderson <rth@redhat.com>
802 Revert 2012-01-24 change:
803 * trans-mem.c (requires_barrier): Do not instrument thread local
804 variables and emit save/restore for them.
806 2012-01-25 Jakub Jelinek <jakub@redhat.com>
809 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
812 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
814 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
817 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
820 Rename __pgm to __flash.
821 Rename __pgm1 to __flash1.
822 Rename __pgm2 to __flash2.
823 Rename __pgm3 to __flash3.
824 Rename __pgm4 to __flash4.
825 Rename __pgm5 to __flash5.
826 Rename __pgmx to __memx.
827 * doc/extend.texi (AVR Named Address Spaces)
828 Rename address space names as indicated above.
829 * config/avr/avr.c (avr_addrspace): Ditto.
831 * config/avr/avr-protos.h
832 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
833 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
834 * config/avr/predicates.md: Ditto.
835 * config/avr/avr.c Ditto, and
836 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
837 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
839 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
840 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
841 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
842 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
843 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
844 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
845 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
846 * config/avr/avr.c: Ditto.
847 * config/avr/avr.md: Ditto.
849 2012-01-25 Jason Merrill <jason@redhat.com>
852 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
854 2012-01-25 Jakub Jelinek <jakub@redhat.com>
856 PR tree-optimization/51987
857 * tree-data-ref.c (get_references_in_stmt): Handle references in
858 non-volatile GIMPLE_ASM.
860 2012-01-25 Richard Guenther <rguenther@suse.de>
862 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
863 bases are dereferenced.
865 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
867 PR rtl-optimization/48374
868 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
870 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
872 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
873 compute_data_dependences_for_loop returns false.
874 * tree-parloops.c (loop_parallel_p): Likewise.
876 2012-01-25 Richard Guenther <rguenther@suse.de>
878 * tree.h (get_pointer_alignment_1): Declare.
879 * builtins.c (get_pointer_alignment_1): New function.
880 (get_pointer_alignment): Use it.
882 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
884 PR rtl-optimization/48308
885 * combine.c (enum undo_kind): Add UNDO_LINKS.
886 (struct undo): Add member l to other_contents and where.
887 (do_SUBST_LINK): New.
889 (try_combine): Handle LOG_LINKS for the dummy i1 case.
890 (undo_all): Handle UNDO_LINKS.
892 2012-01-25 Richard Henderson <rth@redhat.com>
894 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
897 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
899 * optabs.c (gen_atomic_test_and_set): Use each argument.
901 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
903 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
904 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
905 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
906 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
907 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
908 TARGET_PAIRED_SINGLE_FLOAT.
910 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
912 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
913 (in_struct, return_val): Remove MEM documentation.
914 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
915 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
916 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
918 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
919 * cfgexpand.c (add_alias_set_conflicts): Likewise.
920 * expr.c (store_field): Likewise.
921 * function.c (assign_stack_temp_for_type): Likewise.
922 * ifcvt.c (noce_try_cmove_arith): Likewise.
923 * reload1.c (reload): Likewise.
924 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
925 (alpha_set_memflags): Likewise.
926 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
928 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
930 * rtl.h (true_dependence, canon_true_dependence): Remove varies
932 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
933 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
934 (true_dependence_1, true_dependence, canon_true_dependence): Remove
936 * cselib.c (cselib_rtx_varies_p): Delete.
937 (cselib_invalidate_mem): Update call to canon_true_dependence.
938 * dse.c (record_store, check_mem_read_rtx): Likewise.
939 (scan_reads_nospill): Likewise.
940 * cse.c (check_dependence): Likewise.
941 (cse_rtx_varies_p): Delete.
942 * expr.c (safe_from_p): Update call to true_dependence.
943 * ira.c (validate_equiv_mem_from_store): Likewise.
944 (memref_referenced_p): Likewise.
945 * postreload-gcse.c (find_mem_conflicts): Likewise.
946 * sched-deps.c (sched_analyze_2): Likewise.
947 * store-motion.c (load_kills_store): Likewise.
948 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
949 * gcse.c (mems_conflict_for_gcse_p): Likewise.
950 (compute_transp): Update call to canon_true_dependence.
952 2012-01-25 Richard Henderson <rth@redhat.com>
954 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
955 (maybe_emit_atomic_test_and_set): New.
956 (expand_sync_lock_test_and_set): Use it.
957 (expand_atomic_test_and_set): Likewise.
958 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
959 the implementation; clarify implementation defined details.
960 * doc/md.texi (atomic_test_and_set): Document.
962 2012-01-25 Richard Henderson <rth@redhat.com>
964 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
966 2012-01-25 Richard Henderson <rth@redhat.com>
969 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
970 to effect no-op split.
972 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
975 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
976 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
977 (BT_FN_VOID_PTR_INT_SIZE): New.
978 (BT_FN_UINT_UINT_VAR): Remove.
979 (BT_FN_UINT32_UINT32_VAR): New.
980 (BT_FN_DOUBLE_VPTR): Remove.
981 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
983 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
984 (_ITM_changeTransactionMode): Same.
985 (_ITM_memmoveRtWt): Change return type to void.
986 (_ITM_memcpyRtWt): Same.
987 (_ITM_memsetW): Same.
988 (_ITM_RaRD): Change types to double.
993 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
995 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
996 Patrick Marlier <patrick.marlier@gmail.com>
998 * trans-mem.c (requires_barrier): Do not instrument thread local
999 variables and emit save/restore for them.
1001 2012-01-24 Jason Merrill <jason@redhat.com>
1004 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
1005 output static aliases.
1007 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1010 * common.opt (-pie, -shared, pie, shared): Change from Common to
1012 * gcc.c (display_help): Display help for -pie and -shared.
1014 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
1017 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
1018 Remove note on size/offset limitation.
1019 (AVR Variable Attributes): Add example how to read data located
1020 with progmem. Refer to named address spaces.
1021 * doc/invoke.texi (AVR Options): Fix typo.
1023 2012-01-24 Richard Guenther <rguenther@suse.de>
1025 Forward-port to trunk
1026 2010-09-21 Jakub Jelinek <jakub@redhat.com>
1029 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
1030 op0 isn't sufficiently aligned and there is movmisalignM
1031 insn for mode, use it to load op0 into a temporary register.
1033 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1036 * target.def (const_not_ok_for_debug_p): New hook.
1037 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
1039 * doc/tm.texi: Regenerated.
1040 * dwarf2out.c (const_ok_for_output_1): If
1041 targetm.const_not_ok_for_debug_p returns true, fail.
1042 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
1044 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
1046 2012-01-23 Kai Tietz <ktietz@redhat.com>
1049 * config/i386/predicates.md (symbolic_operand): Allow
1050 UNSPEC_PCREL as PIC expression for lea.
1051 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
1052 * config/i386/i386.c (ix86_delegitimize_address): Handle
1053 UNSPEC_PCREL for none-MEM, too.
1055 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1057 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
1058 (ipa_tm_create_version_alias): Same.
1060 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
1063 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
1064 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
1066 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1067 Patrick Marlier <patrick.marlier@gmail.com>
1068 Iain Sandoe <developer@sandoe-acoustics.co.uk>
1071 * lto-wrapper.c (run_gcc): Pass the LTO section name to
1072 simple_object_start_read.
1074 2012-01-23 Richard Guenther <rguenther@suse.de>
1077 PR tree-optimization/51895
1078 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
1079 parameter decomposition into BLKmode components.
1081 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
1083 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
1084 fake variables for restrict-qualified pointers whose pointed-to type
1085 contains a placeholder.
1087 2012-01-23 Richard Guenther <rguenther@suse.de>
1089 PR tree-optimization/51949
1090 * ipa-split.c (execute_split_functions): Do not split malloc functions.
1092 2012-01-23 Jakub Jelinek <jakub@redhat.com>
1094 PR rtl-optimization/51933
1095 * ree.c (transform_ifelse): Return true right away if dstreg is
1096 already wider or equal to cand->mode.
1097 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
1098 (make_defs_and_copies_lists): Remove defs_list and copies_list
1099 arguments, add state argument, just truncate state->work_list
1100 instead of always allocating and freeing the vector. Assert that
1101 get_defs succeeds instead of returning 2. Changed return type to bool.
1102 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
1103 have ext_src_mode, see if it has been modified already with the
1104 right kind of extension and has been extended before from the
1105 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
1106 just return true. Remember the original mode in state->modified array.
1107 (combine_reaching_defs): Add state argument. Don't allocate and
1108 free here def_list, copied_list and vec vectors, instead just
1109 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
1110 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
1111 Add state variable, clear vectors in it, initialize state.modified
1112 if needed. Free all the vectors at the end and state.modified too.
1113 Don't skip a candidate if the extension expression has been modified.
1115 2012-01-22 Douglas B Rupp <rupp@gnat.com>
1118 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
1119 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
1120 (extra_options) interix.opt -> i386/interix.opt"
1121 (extra_objs):Add winnt-stubs.o
1122 * configure.ac: Add interix to target_os .comm on PE check.
1123 * configure: Regenerate.
1124 * config/interix3.h: Delete and move bits to..
1125 * config/interix.h: Delete and move bits to..
1126 * config/i386/i386-interix3.h: Delete and move bits to..
1127 * config/i386/i386-interix.h: ..here.
1128 (TARGET_CPU_DEFAULT): Remove redefinition.
1129 (TARGET_ASM_CONSTRUCTOR): Undefine.
1130 (SUBTARGET_SWITCHES): Define for ms-bitfields.
1131 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
1132 (PTRDIFF_TYPE): Define.
1133 (LONG_DOUBLE_TYPE_SIZE): Define.
1134 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
1135 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1136 (TARGET_SECTION_TYPE_FLAGS): Define.
1137 (ASM_DECLARE_FUNCTION_NAME): Define.
1138 (ASM_OUTPUT_EXTERNAL): Define.
1139 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
1140 (ASM_OUTPUT_ALIGNED_BSS): Define.
1141 (PCC_BITFIELD_TYPE_MATTERS): Define.
1142 (USE_CONST_SECTION): Define.
1143 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
1144 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1145 (SUPPORTS_ONE_ONLY): Remove.
1146 (I386_PE_STRIP_ENCODING): Define.
1147 * config/interix.opt: Delete and move bits to..
1148 * config/i386/interix.opt: ..here. New.
1149 (mpe-aligned-commons): Add.
1150 * config/i386/t-interix: Add copyright header.
1151 (winnt-stubs.o): Add rule.
1153 2012-01-22 Jason Merrill <jason@redhat.com>
1156 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
1157 for extra name aliases.
1159 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
1161 PR rtl-optimization/51924
1162 * ree.c (combine_set_extension): Improve debugging message.
1163 (combine_reaching_defs): Likewise.
1164 (get_defs): Rename confusingly named variable.
1165 (find_and_remove_re): Skip a candidate if the extension expression has
1168 2012-01-21 Robert Millan <rmh@gnu.org>
1169 Gerald Pfeifer <gerald@pfeifer.com>
1171 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
1172 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
1174 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1176 PR tree-optimization/51914
1177 * tree-vect-stmts.c (vectorizable_conversion): For
1178 cvt_type && modifier == WIDEN, put temporary with cvt_type
1179 at the beginning of vec_dsts and set vec_dest to temporary
1182 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
1184 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
1186 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
1188 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
1189 * config/rs6000/rs6000.c: Likewise.
1191 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1194 * config/arm/arm.c (arm_count_output_move_double_insns): Call
1195 output_move_double on a copy of operands array.
1197 2012-01-20 Cary Coutant <ccoutant@google.com>
1198 Dodji Seketeli <dodji@redhat.com>
1201 * dwarf2out.c (copy_declaration_context): Return ref to parent
1202 of declaration DIE, if necessary.
1203 (remove_child_or_replace_with_skeleton): Add new parameter; update
1204 caller. Place skeleton DIE under parent DIE of original declaration.
1205 Move call to copy_declaration_context to here ...
1206 (break_out_comdat_types): ... from here.
1208 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1210 PR rtl-optimization/51856
1211 * reload.c (find_reloads_subreg_address): Set the address_reloaded
1214 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1217 * config/arm/arm.c (arm_print_operand): Correct output of alignment
1218 hints for neon loads and stores.
1220 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
1224 * doc/extend.texi (Named Address Spaces): Split into subsections.
1225 (AVR Named Address Spaces): New subsection.
1226 (M32C Named Address Spaces): New subsection.
1227 (RL78 Named Address Spaces): New subsection.
1228 (SPU Named Address Spaces): New subsection.
1229 (Variable Attributes): New anchor "AVR Variable Attributes".
1230 (AVR Variable Attributes): Rewrite and avoid wording
1231 "address space" in this context.
1232 * doc/invoke.texi (AVR Options): Rewrite and add documentation
1233 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
1234 (AVR Built-in Macros): New subsubsection therein.
1235 * doc/md.texi (AVR constraints): Remove "C04", "R".
1237 2012-01-20 Richard Guenther <rguenther@suse.de>
1239 PR tree-optimization/51903
1240 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
1241 when removing stmts.
1243 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1246 * config/arm/arm.c (arm_load_pic_register): Use
1247 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
1248 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
1249 (arm_pic_static_addr): Likewise.
1250 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
1251 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
1252 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
1253 (pic_load_addr_unified): New.
1255 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
1258 * function.c (instantiate_virtual_regs_in_insn): Use
1259 delete_insn_and_edges when removing a wrong asm insn.
1261 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
1263 PR rtl-optimization/40761
1264 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
1265 Add new member loop_num.
1266 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
1267 (ira_build): Remove the parameter.
1269 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
1270 (ira.c): Do not build CFG loops for one region allocation. Remove
1271 argument from ira_build call.
1273 * ira-build.c (init_loop_tree_node): New function.
1274 (create_loop_tree_nodes): Use it. Separate the case when CFG
1275 loops are not built.
1276 (more_one_region_p): Check current_loops.
1277 (finish_loop_tree_nodes): Separate the case when CFG loops are not
1279 (add_loop_to_tree): Process loop equal to NULL too.
1280 (form_loop_tree): Separate the case when CFG loops are not built.
1281 Use explicitly number for the root.
1282 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
1284 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
1285 instead of loop->num.
1286 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
1287 (mark_all_loops_for_removal): Ditto.
1288 (remove_unnecessary_regions): Separate the case when CFG loops
1290 (ira_build): Remove the parameter. Use explicit number of regions
1291 when CFG loops are not built.
1293 * ira-color.c (print_loop_title): Separate the case for the root node.
1294 Use loop_num instead of loop->num.
1295 (move_spill_restore): Use loop_num instead of loop->num.
1297 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
1298 (change_loop): Ditto.
1299 (change_loop): Use loop_num instead of loop->num.
1301 * ira-lives.c (process_bb_node_lives): Ditto.
1303 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
1305 * ira-conflicts.c (print_allocno_conflicts): Ditto.
1307 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1310 * tree-mudflap.c (mf_artificial): New function.
1311 (execute_mudflap_function_ops, execute_mudflap_function_decls,
1312 mx_register_decls, mudflap_enqueue_decl): Use it.
1315 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
1316 numbers in the insn pattern.
1318 2012-01-19 Michael Matz <matz@suse.de>
1320 PR tree-optimization/46590
1321 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
1322 use it in remembering which conflicts we already created.
1323 (add_scope_conflicts): Adjust call to above, (de)allocate helper
1326 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
1329 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
1330 (merge_and_complain): Same.
1332 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1335 * config/initfini-array.h: Guard content of the header
1336 with #ifdef HAVE_INITFINI_ARRAY.
1337 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
1338 Add initfini-array.h to tm_file here.
1339 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
1340 * config.gcc: Don't add initfini-array.h to tm_file here.
1341 * configure: Regenerated.
1343 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
1345 PR rtl-optimization/51505
1346 * df-problems.c (df_kill_notes): New parameter live. Update comment.
1347 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
1348 (df_note_bb_compute): Update the call to df_kill_notes.
1350 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
1352 * trans-mem.c (requires_barrier): Remove call to is_global_var.
1354 2012-01-18 Richard Guenther <rguenther@suse.de>
1356 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
1357 of conversions to void *.
1359 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1360 Richard Sandiford <rdsandiford@googlemail.com>
1364 * optabs.h (simplify_expand_binop): Declare.
1365 * optabs.c (simplify_expand_binop): Make global.
1366 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
1367 endian targets if the source cannot be exactly covered by word
1370 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1373 * hard-reg-set.h (struct hard_reg_set_container): New type.
1374 * target.h (struct hard_reg_set_container): Forward declare.
1375 * target.def (set_up_by_prologue): New target hook.
1376 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
1377 * doc/tm.texi: Regenerated.
1378 * function.c (thread_prologue_and_epilogue_insns): Change
1379 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
1380 Call targetm.set_up_by_prologue on it.
1381 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
1382 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
1384 2012-01-17 Nick Clifton <nickc@redhat.com>
1386 * config/rx/rx.c (rx_can_use_simple_return): New function.
1387 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
1388 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
1390 2012-01-17 Richard Guenther <rguenther@suse.de>
1393 * expr.c (expand_assignment): Take address-space information
1394 from the address operand of MEM_REF and TARGET_MEM_REF.
1395 (expand_expr_real_1): Likewise.
1397 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1399 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
1400 reload dump is requested.
1402 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
1405 * trans-mem.c (requires_barrier): Call may_be_aliased.
1407 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1409 PR tree-optimization/51877
1410 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
1411 call arguments and fndecls compare equal, instead return false if they
1412 don't. Return true only if lhs1 and lhs2 are either both NULL, or
1413 both SSA_NAMEs that are valueized the same, or they satisfy
1416 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1418 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
1420 * configure: Regenerate.
1422 2012-01-16 Jan Hubicka <jh@suse.cz>
1426 * convert.c (convert_to_integer): Use fold_convert for
1427 converting an INTEGER_CST to integer type.
1429 2012-01-16 Jason Merrill <jason@redhat.com>
1432 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
1434 2012-01-16 Jakub Jelinek <jakub@redhat.com>
1437 * config/s390/s390.c (s390_chunkify_start): Don't skip
1438 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
1439 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
1440 If insn is followed by NOTE_INSN_VAR_LOCATION or
1441 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
1442 Don't use location of note insns.
1444 PR tree-optimization/51865
1445 * tree-inline.c (tree_function_versioning): Call remap_decl
1446 on DECL_RESULT whenever it has VOID_TYPE_P type.
1448 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
1450 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
1451 for calls to locally-binding MIPS16 functions if only the return
1452 type uses float regs.
1454 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
1455 Richard Sandiford <rdsandiford@googlemail.com>
1457 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
1458 (SYMBOL_32_HIGH): Likewise.
1459 (mips_output_tls_reloc_directive): Declare.
1460 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
1461 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
1462 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
1463 (mips_lo_relocs, mips_hi_relocs): Make extern.
1464 (mips16_stub_function): Move up file.
1465 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
1466 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
1467 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
1468 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
1469 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
1470 (mips_get_tp): Add MIPS16 support.
1471 (mips_legitimize_tls_address): Remove MIPS16 sorry().
1472 Generalize DTPREL and TPREL handling.
1473 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
1474 Add MIPS16 TLS support.
1475 (mips_output_tls_reloc_directive): New function.
1476 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
1477 * config/mips/predicates.md (symbolic_operand_with_high)
1478 (tls_reloc_operand): New predicates.
1479 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
1480 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
1481 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
1482 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
1483 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
1484 (*tls_get_tp_mips16_call_<mode>): Likewise.
1486 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
1488 PR rtl-optimization/51821
1489 * recog.c (peep2_find_free_register): Determine clobbered registers
1492 2012-01-14 Denis Chertykov <chertykov@gmail.com>
1495 * config/avr/avr-protos.h: Revert change of 2012-01-09.
1496 * config/avr/avr.c: Likewise.
1497 * config/avr/avr.h: Likewise.
1499 2012-01-13 Ian Lance Taylor <iant@google.com>
1502 * tree.h (TYPE_QUALS): Add cast to int.
1503 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
1505 2012-01-13 Ian Lance Taylor <iant@google.com>
1507 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
1508 comparing param_index to VEC_length result.
1510 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
1512 * c-decl.c: Do not include tree-mudflap.h
1513 * tree-optimize.c: Likewise.
1514 * Makefile.in: Update dependencies.
1516 2012-01-13 Richard Guenther <rguenther@suse.de>
1519 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
1520 variable-sized result always use RSO.
1522 2012-01-12 DJ Delorie <dj@redhat.com>
1524 * cfgexpand.c (convert_debug_memory_address): Allow any valid
1525 pointer type, not just the default pointer type.
1527 2012-01-09 Richard Henderson <rth@redhat.com>
1528 Denis Chertykov <chertykov@gmail.com>
1531 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
1532 * config/avr/avr.c (avr_can_eliminate): Simplify.
1533 (avr_initial_elimination_offset): Likewise.
1534 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
1535 (expand_epilogue): Likewise.
1536 (avr_legitimize_address): Gut.
1537 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
1538 (avr_hard_regno_nregs): New.
1539 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
1540 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
1541 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
1542 add soft frame pointer.
1543 (CALL_USED_REGISTERS): Likewise.
1544 (REG_CLASS_CONTENTS): Likewise.
1545 (REGISTER_NAMES): Likewise.
1546 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
1547 (HARD_FRAME_POINTER_REGNUM): New.
1548 (FRAME_POINTER_REGNUM): Use soft frame pointer.
1549 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
1550 remove the HARD_FRAME_POINTER self-elimination.
1552 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
1555 * config/avr/avr.c (avr_encode_section_info): Test for absence of
1556 DECL_EXTERNAL when checking for initializers of progmem variables.
1558 2012-01-12 Ira Rosen <irar@il.ibm.com>
1560 PR tree-optimization/51799
1561 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
1562 that the last operation is a type demotion.
1564 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
1566 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
1567 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
1569 2012-01-11 Jakub Jelinek <jakub@redhat.com>
1572 * combine.c (distribute_notes): If i3 is a noreturn call,
1573 allow old_size to be equal to args_size and make sure the
1574 noreturn call gets REG_ARGS_SIZE note.
1575 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
1576 on noreturn calls even when the delta is 0.
1578 2012-01-11 Nathan Sidwell <nathan@acm.org>
1580 * gcov.c (STRING_SIZE): Remove.
1581 (generate_results): Erase annotations for source files with no
1582 coverage information.
1584 (output_lines): Use it.
1586 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1588 * gimple.h (gimplify_body): Remove first argument.
1589 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
1590 pointer set here, instead just pass DATA to walk_tree.
1591 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
1592 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
1593 (unvisit_body): Likewise, but with unmark_visited.
1594 (gimplify_body): Remove BODY_P argument and adjust.
1595 (gimplify_function_tree): Adjust call to gimplify_body.
1596 * omp-low.c (finalize_task_copyfn): Likewise.
1598 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1600 * tree.h (build_function_decl_skip_args): Add boolean parameter.
1601 (build_function_type_skip_args): Delete.
1602 * tree.c (build_function_type_skip_args): Make static and add
1603 SKIP_RETURN parameter. Fix thinko in the handling of variants.
1604 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
1605 pass it to build_function_type_skip_args.
1606 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
1607 (tree_function_versioning): Likewise.
1608 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
1609 build_function_decl_skip_args.
1610 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
1611 and pass it to build_function_decl_skip_args/tree_function_versioning.
1612 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
1613 * ipa-inline-transform.c (save_inline_function_body): Likewise.
1614 * trans-mem.c (ipa_tm_create_version): Likewise.
1615 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
1616 * tree-inline.c (declare_return_variable): Remove always-true test.
1617 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
1618 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
1619 * ipa-split.c (split_function): Skip the return value for the split
1620 part if it doesn't return.
1622 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1624 PR tree-optimization/49642
1625 * ipa-split.c (forbidden_dominators): New variable.
1626 (check_forbidden_calls): New function.
1627 (dominated_by_forbidden): Likewise.
1628 (consider_split): Check for forbidden dominators.
1629 (execute_split_functions): Initialize and free forbidden
1630 dominators info; call check_forbidden_calls.
1632 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1634 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
1636 2012-01-11 Nick Clifton <nickc@redhat.com>
1638 * config/rx/rx.md (return): Define pattern.
1640 2012-01-11 Richard Guenther <rguenther@suse.de>
1642 * doc/extend.texi (malloc attribute): Adjust according to
1645 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
1646 Patrick Marlier <patrick.marlier@gmail.com>
1649 * trans-mem.c (get_cg_data): Traverse aliases if requested.
1650 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
1651 (ipa_tm_note_irrevocable): Same.
1652 (ipa_tm_scan_irr_block): Same.
1653 (ipa_tm_decrement_clone_counts): Same.
1654 (ipa_tm_scan_irr_function): Same.
1655 (ipa_tm_create_version_alias): Same.
1656 (ipa_tm_create_version): Same.
1657 (ipa_tm_transform_calls_redirect): Same.
1658 (ipa_tm_transform_calls): Same.
1659 (ipa_tm_transform_transaction): Same.
1660 (ipa_tm_execute): Same.
1662 2012-01-10 Richard Guenther <rguenther@suse.de>
1665 * opts.c (common_handle_option): Handle -Werror.
1667 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
1669 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
1672 2012-01-10 Jason Merrill <jason@redhat.com>
1674 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
1677 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1679 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
1680 supports R_386_TLS_GD_PLT reloc.
1681 (gcc_cv_as_ix86_tlsldmplt): Check if linker
1682 supports R_386_TLS_LDM_PLT reloc.
1683 * configure: Regenerate.
1684 * config.in: Regenerate.
1686 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
1689 Extend __pgmx semantics to linearize memory.
1690 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
1691 determine if code comes inline or from libgcc.
1692 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
1693 (movmem_qi, movmem_qi): Set constraint #2 to "n".
1694 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
1695 (movmemx_qi, movmemx_hi): New insns.
1696 (xload_<mode>_libgcc): Rewrite to new insn condition.
1697 (xload_<mode>): Remove insns.
1698 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
1699 cases that don't satisfy avr_xload_libgcc_p().
1700 (avr_addr_space_convert): Allow converting in any direction.
1701 (avr_addr_space_subset_p): Return always true.
1702 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
1703 (avr_emit_movmemhi): Ditto.
1704 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
1705 (avr_out_movmem): Ditto.
1706 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
1707 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
1708 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
1709 (avr_encode_section_info): Encode 'progmem' in symbol flags.
1710 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
1712 2012-01-10 Richard Guenther <rguenther@suse.de>
1714 PR tree-optimization/50913
1715 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
1716 Require data-refs to be representable by Graphite with respect
1719 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
1721 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
1722 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
1724 2012-01-10 Tom de Vries <tom@codesourcery.com>
1726 PR rtl-optimization/51271
1727 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
1728 handling annulled branch.
1730 2012-01-10 Richard Henderson <rth@redhat.com>
1732 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
1733 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
1734 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
1735 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
1736 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
1737 arm_expand_vec_perm_const): New.
1738 * config/arm/arm-protos.h: Update.
1739 * config/arm/neon.md (UNSPEC_VCONCAT): New.
1740 (*neon_vswp<VDQX>): New.
1741 (neon_vcombine<VDX>): Use neon_split_vcombine.
1742 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
1743 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
1744 (vec_perm<VE>): New.
1746 2012-01-10 Richard Henderson <rth@redhat.com>
1748 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
1749 use it if reload_completed.
1750 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
1751 arm_output_asm_insn, arm_process_output_memory_barrier,
1752 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
1753 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
1754 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
1755 arm_process_output_sync_insn, arm_output_sync_insn,
1756 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
1757 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
1758 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
1759 (emit_unlikely_jump): New.
1760 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
1761 (arm_split_atomic_op): New.
1762 * config/arm/arm-protos.h: Update.
1763 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
1764 (struct arm_sync_generator): Remove.
1765 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
1766 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
1767 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
1768 (VUNSPEC_LL, VUNSPEC_SC): New.
1769 (sync_result, sync_memory, sync_required_value, sync_new_value,
1770 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
1771 (attr length): Don't use arm_sync_loop_insns.
1772 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
1773 (movsfcc, movdfcc): Likewise.
1774 * config/arm/constraints.md (Ua): New.
1775 * config/arm/prediates.md (mem_noofs_operand): New.
1776 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
1777 (sync_clobber, sync_t2_reqd): Remove.
1778 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
1779 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
1780 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
1781 (arm_sync_compare_and_swap<SIDI>): Remove.
1782 (arm_sync_compare_and_swap<NARROW>): Remove.
1783 (arm_sync_lock_test_and_set<SIDI>): Remove.
1784 (arm_sync_lock_test_and_set<NARROW>): Remove.
1785 (arm_sync_new_<syncop><SIDI>): Remove.
1786 (arm_sync_new_<syncop><NARROW>): Remove.
1787 (arm_sync_new_nand<SIDI>): Remove.
1788 (arm_sync_new_nand<NARROW>): Remove.
1789 (arm_sync_old_<syncop><SIDI>): Remove.
1790 (arm_sync_old_<syncop><NARROW>): Remove.
1791 (arm_sync_old_nand<SIDI>): Remove.
1792 (arm_sync_old_nand<NARROW>): Remove.
1793 (*memory_barrier): Merge arm_output_memory_barrier.
1794 (atomic_compare_and_swap<QHSD>): New.
1795 (atomic_compare_and_swap<NARROW>_1): New.
1796 (atomic_compare_and_swap<SIDI>_1): New.
1797 (atomic_exchange<QHSD>): New.
1798 (cas_cmp_operand, cas_cmp_str): New.
1799 (atomic_op_operand, atomic_op_str): New.
1800 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
1801 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
1802 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
1803 (arm_load_exclusive<NARROW>): New.
1804 (arm_load_exclusivesi, arm_load_exclusivedi): New.
1805 (arm_store_exclusive<QHSD>): New.
1807 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1809 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
1810 reload patterns if -mvsx-scalar-memory.
1812 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
1813 generated, even -mno-vsx-scalar-double was used.
1814 (vsx_xscvdpsp_scalar): Likewise.
1815 (vsx_xscvspdp_scalar2): Likewise.
1817 2012-01-09 Tom de Vries <tom@codesourcery.com>
1818 Andrew Pinski <apinski@cavium.com>
1821 * reorg.c (fill_slots_from_thread): Don't speculate
1822 frame-related insns.
1824 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
1826 * sched-int.h (bb_note): Move to...
1827 * basic-block.h: ...here.
1828 * haifa-sched.c (bb_note): Move to...
1829 * cfgrtl.c: ...here.
1830 * function.c (next_block_for_reg): New function.
1831 (move_insn_for_shrink_wrap): Likewise.
1832 (prepare_shrink_wrap): Rewrite to use the above.
1834 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
1836 * gimple.c (is_gimple_non_addressable): Remove.
1837 * gimple.h: Remove is_gimple_non_addressable.
1838 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
1839 is_gimple_non_addressable.
1840 * trans-mem.c (expand_assign_tm): Same.
1842 2012-01-09 Richard Guenther <rguenther@suse.de>
1844 PR tree-optimization/51775
1845 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
1846 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
1848 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1850 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1852 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1854 2012-01-09 Richard Guenther <rguenther@suse.de>
1856 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
1858 2012-01-08 Jan Hubicka <jh@suse.cz>
1860 PR tree-optimize/51680
1861 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
1862 on when known_vals needs to be computed; cleanup.
1864 2012-01-08 Jan Hubicka <jh@suse.cz>
1866 PR tree-optimize/51694
1867 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
1869 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
1871 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
1872 for -std=c++98 and -std=c++11 too.
1874 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
1876 * cfgloop.c (cancel_loop): Add free() of bbs array.
1878 2012-01-07 Jan Hubicka <jh@suse.cz>
1880 PR tree-optimization/51600
1881 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
1882 that benefits small functions.
1884 2012-01-07 Jan Hubicka <jh@suse.cz>
1886 * ipa-inline.c (want_inline_small_function_p): Fix formating.
1888 2012-01-07 Jan Hubicka <jh@suse.cz>
1890 PR tree-optimization/51680
1891 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
1892 whose inlining reduce unit size.
1894 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
1897 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
1898 Add canonical node to containing_mem chain after the non-canonical
1899 one, even if there weren't any locs to propagate.
1900 (remove_useless_values): Keep only canonical values.
1901 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
1902 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
1903 canonicalize mem_chain elements that are not discarded.
1905 2012-01-06 Jakub Jelinek <jakub@redhat.com>
1908 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
1909 before emitting functions.
1911 PR gcov-profile/50127
1912 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
1913 clear_aux_for_blocks.
1915 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
1918 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
1920 2012-01-06 Arnaud Charlet <charlet@adacore.com>
1922 * c-decl.c (ext_block): Moved up.
1923 (collect_all_refs, for_each_global_decl): Take ext_block into account.
1925 2012-01-06 Han Shen <shenhan@google.com>
1927 Translate built-in include paths for sysroot.
1928 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
1929 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
1931 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
1932 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
1934 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
1935 control whether sysroot should be prepended to gxx include dir.
1937 * configure: Regenerate.
1939 2012-01-06 Torvald Riegel <triegel@redhat.com>
1941 PR rtl-optimization/51771
1942 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
1943 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
1945 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
1947 PR tree-optimization/51315
1948 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
1949 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
1951 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
1954 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
1955 for shrp pattern. Correctly handle and fixup shift variable.
1956 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
1958 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1961 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
1962 note when !ACCUMULATE_OUTGOING_ARGS.
1964 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
1966 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
1968 (extract_range_from_unary_expr_1): Avoid useless computations.
1970 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1972 PR rtl-optimization/51767
1973 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
1974 of jump_block and add an extra edge for degenerated asm gotos.
1977 * stmt.c (check_unique_operand_names): Don't ICE during error
1978 reporting if i is from labels chain.
1981 * profile.c (branch_prob): Split bbs that have exit edge
1982 and need a fake entry edge too.
1984 2012-01-05 Jan Hubicka <jh@suse.cz>
1987 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
1990 2012-01-05 Richard Guenther <rguenther@suse.de>
1993 * tree-streamer-out.c (write_ts_optimization): New function.
1994 (streamer_write_tree_body): Call it.
1995 * tree-streamer-in.c (lto_input_ts_optimization): New function.
1996 (streamer_read_tree_body): Call it.
1997 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
1999 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2002 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
2003 * gimplify.c (gimplify_cleanup_point_expr): Save and set
2004 in_cleanup_point_expr before gimplify_stmt call and restore it
2006 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
2007 in_cleanup_point_expr is false.
2009 2012-01-05 Richard Guenther <rguenther@suse.de>
2012 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
2014 * toplev.c (process_options): Reject combining mudflap and LTO.
2015 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
2017 2012-01-05 Richard Guenther <rguenther@suse.de>
2019 PR tree-optimization/51760
2020 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
2022 (bit_value_unop): Handle UNDEFINED operands.
2023 (bit_value_binop): Likewise.
2025 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
2027 * config/avr/avr.c (avr_replace_prefix): Remove.
2028 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
2029 (avr_asm_function_rodata_section): Ditto.
2030 (avr_asm_select_section): Ditto.
2032 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
2034 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
2037 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2040 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
2041 calls that have any non-fake successor edges.
2044 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
2046 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
2048 PR tree-optimization/51624
2049 * tree-sra.c (build_ref_for_model): When replicating a chain of
2050 COMPONENT_REFs, stop as soon as the offset would become negative.
2052 2012-01-04 Jakub Jelinek <jakub@redhat.com>
2055 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
2056 in .debug_loc on the floor.
2058 2012-01-04 Andrew Pinski <apinski@cavium.com>
2060 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
2062 2012-01-04 Andrew Pinski <apinski@cavium.com>
2063 Adam Nemet <anemet@caviumnetworks.com>
2065 * config/mips/mips.md (size): Add SI and DI.
2066 (SIZE): New mode attribute.
2067 (U): New code attribute.
2068 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
2069 (mips_lbux_<mode>): Delete.
2070 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
2071 (mips_lhx): Use gen_mips_lhx_extsi.
2072 (mips_lhx_<mode>): Delete.
2074 (mips_l<size>x): New expand.
2075 (mips_lwx_<mode>): Delete.
2076 (mips_l<GPR:size>x_<P:mode>): New pattern.
2077 (*mips_lw<u>x_<P:mode>_ext): Likewise.
2078 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
2079 * config/mips/mips.c (mips_lx_address_p): New function.
2080 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
2081 (dsp64): New availability predicate.
2082 (mips_builtins): Add an entry for __builtin_mips_ldx.
2083 * config/mips/mips.h (ISA_HAS_LBX): New define.
2084 (ISA_HAS_LBUX): Likewise.
2085 (ISA_HAS_LHX): Likewise.
2086 (ISA_HAS_LHUX): Likewise.
2087 (ISA_HAS_LWX): Likewise.
2088 (ISA_HAS_LWUX): Likewise.
2089 (ISA_HAS_LDX): Likewise.
2090 * doc/extend.texi (__builtin_mips_ldx): Document.
2092 2012-01-04 Tristan Gingold <gingold@adacore.com>
2094 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
2095 when long pointers are used.
2096 * config.build (*-*-*vms*): Handle all OpenVMS targets.
2097 (alpha64-dec-*vms*, alpha*-dec-*vms*)
2098 (ia64-hp-*vms*): Remove.
2099 * config/vms/xm-vms64.h: Delete.
2101 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2104 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
2106 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2108 * opts.c (finish_options): Remove duplicate sorry.
2110 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2113 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
2116 2012-01-04 Richard Guenther <rguenther@suse.de>
2119 * tree.c (size_low_cst): New function.
2120 * tree.h (size_low_cst): Declare.
2121 * fold-const.c (fold_comparison): Use it to extract the low
2122 part of the POINTER_PLUS_EXPR offset.
2124 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
2126 Fix clearing ZERO_REG
2127 * config/avr/avr.md (cc): Add alternative "ldi".
2128 (movqi_insn): Use it in cc attribute.
2129 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
2130 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
2131 (output_reload_insisf): Use ZERO_REG to pre-clear register.
2133 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2135 * configure: Regenerate.
2137 2012-01-04 Richard Guenther <rguenther@suse.de>
2139 PR tree-optimization/49651
2140 * tree-ssa-structalias.c (type_can_have_subvars): New function.
2141 (var_can_have_subvars): Use it.
2142 (get_constraint_for_1): Only consider subfields if there can be any.
2144 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2147 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
2148 to its new canonical_cselib_val and the cselib_val was in
2149 first_containing_mem chain, but the canonical_cselib_val was not,
2150 add the latter into the chain.
2151 (cselib_invalidate_mem): Compare canonical_cselib_val of
2152 addr_list chain elt with v.
2155 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
2156 dwarf2out_undef): Allocate e.info using ggc_strdup instead
2158 (output_macinfo_op): Don't ggc_strdup fd->filename.
2159 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
2160 then ggc_strdup it. Don't free inc->info or cur->info.
2161 (output_macinfo): Don't free ref->info or file->info.
2163 2012-01-03 Ira Rosen <irar@il.ibm.com>
2165 PR tree-optimization/51269
2166 * tree-vect-loop-manip.c (set_prologue_iterations): Make
2167 first_niters a pointer.
2168 (slpeel_tree_peel_loop_to_edge): Likewise.
2169 (vect_do_peeling_for_loop_bound): Update call to
2170 slpeel_tree_peel_loop_to_edge.
2171 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
2172 here. Remove it from the parameters list.
2173 (vect_do_peeling_for_alignment): Update calls and compute
2176 2012-01-03 Richard Guenther <rguenther@suse.de>
2178 PR tree-optimization/51070
2179 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2180 Properly handle calls.
2182 2012-01-03 Richard Guenther <rguenther@suse.de>
2184 PR tree-optimization/51692
2185 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
2186 the LHS of allocation stmts.
2188 2012-01-03 Olivier Hainque <hainque@adacore.com>
2190 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
2192 2012-01-03 Olivier Hainque <hainque@adacore.com>
2194 * collect2.c (main): In AIX specific computations for vector
2195 insertions, use CONST_CAST2 to cast from char ** to const char **.
2197 2012-01-03 Richard Guenther <rguenther@suse.de>
2200 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
2201 the context of a limbo DIE when it does not already exist.
2203 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2205 PR tree-optimization/51719
2206 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
2207 but direct call is, clear direct call's lhs and don't add fallthrough
2208 edge from dcall_bb to join_bb and PHIs.
2210 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2212 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
2213 the instructions emitted by the pattern.
2214 ("*TDC_insn_<mode>"): Add comment.
2216 2012-01-03 Richard Guenther <rguenther@suse.de>
2219 * fold-const.c (fold_comparison): Properly canonicalize
2220 tree offset and HOST_WIDE_INT bit position.
2222 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
2224 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
2225 operands for extzv pattern.
2227 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2230 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
2233 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
2235 * doc/invoke.texi (-flto and related options): Copy-edit.
2237 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2239 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
2241 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2243 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
2246 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2248 * expr.h (move_by_pieces_ninsns): Declare.
2249 * expr.c (move_by_pieces_ninsns): Make external.
2250 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
2251 (mips_store_by_pieces_p): Likewise.
2252 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
2253 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
2254 * config/mips/mips.c (mips_move_by_pieces_p): New function.
2255 (mips_store_by_pieces_p): Likewise.
2257 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2259 * passes.c (register_one_dump_file): Free full_name.
2261 * reload1.c (reload): Don't allocate reg_max_ref_width here.
2262 (calculate_elim_costs_all_insns): Free offsets_at and
2263 offsets_known_at at the end and clear the pointers.
2265 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2267 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
2268 this option introduced in r180739.
2270 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2273 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
2274 (tmake_file target=avr): Add avr/t-multilib.
2276 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
2277 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
2278 * config/avr/genmultilib.awk: New file.
2279 * config/avr/t-multilib: New auto-generated file.
2280 * config/avr/multilib.h: New auto-generated file.
2281 * config/avr/t-avr (AVR_MCUS): New variable.
2282 (genopt.sh): Use it.
2283 (s-mlib): Depend on t-multilib.
2284 (t-multilib, multilib.h): New dependencies.
2285 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
2286 (MULTILIB_OPTIONS): Remove.
2287 (MULTILIB_MATCHES): Remove.
2288 (MULTILIB_DIRNAMES): Remove.
2289 (MULTILIB_EXCEPTIONS): Remove:
2290 * config/avr/genopt.sh: Don't use hard coded file name;
2291 pass AVR_MCUS from t-avr instead.
2293 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2295 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
2297 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2299 Implement light-weight DImode support.
2300 * config/avr/avr-dimode.md: New file.
2301 * config/avr/avr.md: Include it.
2302 (adjust_len): Add plus64, compare64.
2303 (HIDI): Remove code iterator.
2304 (code_stdname): New code attribute.
2305 (rotx, rotsmode): Remove DI.
2306 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
2308 * config/avr/avr-protos.h (avr_have_dimode): New.
2309 (avr_out_plus64, avr_out_compare64): New.
2310 * config/avr/avr.c (avr_out_compare): Handle DImode.
2311 (avr_have_dimode): New variable definition and initialization.
2312 (avr_out_compare64, avr_out_plus64): New functions.
2313 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
2314 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
2315 (avr_compare_pattern): Skip DImode comparisons.
2317 2012-01-02 Revital Eres <revital.eres@linaro.org>
2319 * ddg.c (def_has_ccmode_p): New function.
2320 (add_cross_iteration_register_deps,
2321 create_ddg_dep_from_intra_loop_link): Call it.
2323 2012-01-02 Richard Guenther <rguenther@suse.de>
2326 * invoke.texi (fassociative-math): Remove spurious paranthesis.
2328 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2330 * gcc.c (process_command): Update copyright notice dates.
2331 * gcov.c (print_version): Likewise.
2332 * gcov-dump.c (print_version): Likewise.
2333 * mips-tfile.c (main): Likewise.
2334 * mips-tdump.c (main): Likewise.
2336 2012-01-01 Ira Rosen <irar@il.ibm.com>
2338 PR tree-optimization/51704
2339 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
2340 a use is inside the basic block or loop before accessing its vect info.
2342 2012-01-01 Jan Hubicka <jhjh@suse.cz>
2344 PR rtl-optimization/51069
2345 * cfgloopmanip.c (remove_path): Removing path making irreducible
2346 region unconditional makes BB part of the region.
2348 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2350 PR tree-optimization/51683
2351 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
2352 calls with side-effects.
2353 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
2355 Copyright (C) 2012 Free Software Foundation, Inc.
2357 Copying and distribution of this file, with or without modification,
2358 are permitted in any medium without royalty provided the copyright
2359 notice and this notice are preserved.